ASTWriter.cpp revision 4ee2ad04344446e610172a0e73949212923014df
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 14857281328fa824782bdd979c3bfdd97ecdbc1609Sebastian Redl#include "clang/Serialization/PCHWriter.h" 15e737f5041a36d0befb39ffeed8d50ba15916d3daDouglas Gregor#include "clang/Sema/Sema.h" 16e737f5041a36d0befb39ffeed8d50ba15916d3daDouglas Gregor#include "clang/Sema/IdentifierResolver.h" 172cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor#include "clang/AST/ASTContext.h" 182cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor#include "clang/AST/Decl.h" 192cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor#include "clang/AST/DeclContextInternals.h" 200b7489194f9f89fac39d57211c1e7953ae50251fDouglas Gregor#include "clang/AST/Expr.h" 212cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor#include "clang/AST/Type.h" 22a1ee0c548b8aa4aaf93d1917e304e3da13171a08John McCall#include "clang/AST/TypeLocVisitor.h" 23857281328fa824782bdd979c3bfdd97ecdbc1609Sebastian Redl#include "clang/Serialization/PCHReader.h" 247c5d24efcd2e505b5739f7def08dfe25ce59a1b2Chris Lattner#include "clang/Lex/MacroInfo.h" 256a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor#include "clang/Lex/PreprocessingRecord.h" 267c5d24efcd2e505b5739f7def08dfe25ce59a1b2Chris Lattner#include "clang/Lex/Preprocessor.h" 2783d63c78810556d26b62ac4cbae2eda6cdd2570cSteve Naroff#include "clang/Lex/HeaderSearch.h" 2814f79002e58556798e86168c63e48d533287eda5Douglas Gregor#include "clang/Basic/FileManager.h" 293251ceb90b3fec68e86d6dcfa58836e20a7205c3Douglas Gregor#include "clang/Basic/OnDiskHashTable.h" 3014f79002e58556798e86168c63e48d533287eda5Douglas Gregor#include "clang/Basic/SourceManager.h" 31bd94500d3aa60092fb0f1e90f53fb0d03fa502a8Douglas Gregor#include "clang/Basic/SourceManagerInternals.h" 322bec0410d268779f601bd509e0302a500af7ac6aDouglas Gregor#include "clang/Basic/TargetInfo.h" 33ab41e63821dc60ad144d0684df8d79a9eef86b75Douglas Gregor#include "clang/Basic/Version.h" 3417fc223395d51be582fc666bb6ea21bd1dff26dcDouglas Gregor#include "llvm/ADT/APFloat.h" 3517fc223395d51be582fc666bb6ea21bd1dff26dcDouglas Gregor#include "llvm/ADT/APInt.h" 362596e429a61602312bdd149786045b8a90cd2d10Daniel Dunbar#include "llvm/ADT/StringExtras.h" 372cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor#include "llvm/Bitcode/BitstreamWriter.h" 3814f79002e58556798e86168c63e48d533287eda5Douglas Gregor#include "llvm/Support/MemoryBuffer.h" 39b64c19365deab788753d29c9bc881253c3f16f37Douglas Gregor#include "llvm/System/Path.h" 403c304bd9ec2b4611572d4cbae9e1727bbecb5dc9Chris Lattner#include <cstdio> 412cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregorusing namespace clang; 422cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 43ade5000c8763f4bec41f452d7efa3a9b2a6d4712Sebastian Redltemplate <typename T, typename Allocator> 44ade5000c8763f4bec41f452d7efa3a9b2a6d4712Sebastian RedlT *data(std::vector<T, Allocator> &v) { 45ade5000c8763f4bec41f452d7efa3a9b2a6d4712Sebastian Redl return v.empty() ? 0 : &v.front(); 46ade5000c8763f4bec41f452d7efa3a9b2a6d4712Sebastian Redl} 47ade5000c8763f4bec41f452d7efa3a9b2a6d4712Sebastian Redltemplate <typename T, typename Allocator> 48ade5000c8763f4bec41f452d7efa3a9b2a6d4712Sebastian Redlconst T *data(const std::vector<T, Allocator> &v) { 49ade5000c8763f4bec41f452d7efa3a9b2a6d4712Sebastian Redl return v.empty() ? 0 : &v.front(); 50ade5000c8763f4bec41f452d7efa3a9b2a6d4712Sebastian Redl} 51ade5000c8763f4bec41f452d7efa3a9b2a6d4712Sebastian Redl 522cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor//===----------------------------------------------------------------------===// 532cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor// Type serialization 542cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor//===----------------------------------------------------------------------===// 5512b1c7615d4f9a2edc544be499f895f16ac100edChris Lattner 562cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregornamespace { 573397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redl class ASTTypeWriter { 58a4232eb646d89e7d52424bb42eb87d9061f39e63Sebastian Redl ASTWriter &Writer; 59a4232eb646d89e7d52424bb42eb87d9061f39e63Sebastian Redl ASTWriter::RecordData &Record; 602cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 612cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor public: 622cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor /// \brief Type code that corresponds to the record generated. 632cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor pch::TypeCode Code; 642cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 653397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redl ASTTypeWriter(ASTWriter &Writer, ASTWriter::RecordData &Record) 664fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor : Writer(Writer), Record(Record), Code(pch::TYPE_EXT_QUAL) { } 672cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 682cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor void VisitArrayType(const ArrayType *T); 692cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor void VisitFunctionType(const FunctionType *T); 702cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor void VisitTagType(const TagType *T); 712cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 722cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor#define TYPE(Class, Base) void Visit##Class##Type(const Class##Type *T); 732cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor#define ABSTRACT_TYPE(Class, Base) 742cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor#include "clang/AST/TypeNodes.def" 752cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor }; 762cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor} 772cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 783397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redlvoid ASTTypeWriter::VisitBuiltinType(const BuiltinType *T) { 792cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor assert(false && "Built-in types are never serialized"); 802cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor} 812cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 823397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redlvoid ASTTypeWriter::VisitComplexType(const ComplexType *T) { 832cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor Writer.AddTypeRef(T->getElementType(), Record); 842cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor Code = pch::TYPE_COMPLEX; 852cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor} 862cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 873397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redlvoid ASTTypeWriter::VisitPointerType(const PointerType *T) { 882cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor Writer.AddTypeRef(T->getPointeeType(), Record); 892cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor Code = pch::TYPE_POINTER; 902cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor} 912cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 923397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redlvoid ASTTypeWriter::VisitBlockPointerType(const BlockPointerType *T) { 931eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump Writer.AddTypeRef(T->getPointeeType(), Record); 942cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor Code = pch::TYPE_BLOCK_POINTER; 952cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor} 962cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 973397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redlvoid ASTTypeWriter::VisitLValueReferenceType(const LValueReferenceType *T) { 982cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor Writer.AddTypeRef(T->getPointeeType(), Record); 992cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor Code = pch::TYPE_LVALUE_REFERENCE; 1002cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor} 1012cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 1023397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redlvoid ASTTypeWriter::VisitRValueReferenceType(const RValueReferenceType *T) { 1032cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor Writer.AddTypeRef(T->getPointeeType(), Record); 1042cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor Code = pch::TYPE_RVALUE_REFERENCE; 1052cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor} 1062cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 1073397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redlvoid ASTTypeWriter::VisitMemberPointerType(const MemberPointerType *T) { 1081eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump Writer.AddTypeRef(T->getPointeeType(), Record); 1091eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump Writer.AddTypeRef(QualType(T->getClass(), 0), Record); 1102cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor Code = pch::TYPE_MEMBER_POINTER; 1112cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor} 1122cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 1133397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redlvoid ASTTypeWriter::VisitArrayType(const ArrayType *T) { 1142cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor Writer.AddTypeRef(T->getElementType(), Record); 1152cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor Record.push_back(T->getSizeModifier()); // FIXME: stable values 1160953e767ff7817f97b3ab20896b229891eeff45bJohn McCall Record.push_back(T->getIndexTypeCVRQualifiers()); // FIXME: stable values 1172cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor} 1182cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 1193397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redlvoid ASTTypeWriter::VisitConstantArrayType(const ConstantArrayType *T) { 1202cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor VisitArrayType(T); 1212cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor Writer.AddAPInt(T->getSize(), Record); 1222cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor Code = pch::TYPE_CONSTANT_ARRAY; 1232cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor} 1242cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 1253397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redlvoid ASTTypeWriter::VisitIncompleteArrayType(const IncompleteArrayType *T) { 1262cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor VisitArrayType(T); 1272cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor Code = pch::TYPE_INCOMPLETE_ARRAY; 1282cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor} 1292cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 1303397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redlvoid ASTTypeWriter::VisitVariableArrayType(const VariableArrayType *T) { 1312cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor VisitArrayType(T); 1327e7eb3da052a6d80ddf2377cab0384c798f73f75Douglas Gregor Writer.AddSourceLocation(T->getLBracketLoc(), Record); 1337e7eb3da052a6d80ddf2377cab0384c798f73f75Douglas Gregor Writer.AddSourceLocation(T->getRBracketLoc(), Record); 134c9490c000f515c29f200a1215328d8ab9a0f3818Douglas Gregor Writer.AddStmt(T->getSizeExpr()); 1352cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor Code = pch::TYPE_VARIABLE_ARRAY; 1362cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor} 1372cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 1383397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redlvoid ASTTypeWriter::VisitVectorType(const VectorType *T) { 1392cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor Writer.AddTypeRef(T->getElementType(), Record); 1402cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor Record.push_back(T->getNumElements()); 141788b0fd67e1992f23555454efcdb16a19dfefac3Chris Lattner Record.push_back(T->getAltiVecSpecific()); 1422cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor Code = pch::TYPE_VECTOR; 1432cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor} 1442cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 1453397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redlvoid ASTTypeWriter::VisitExtVectorType(const ExtVectorType *T) { 1462cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor VisitVectorType(T); 1472cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor Code = pch::TYPE_EXT_VECTOR; 1482cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor} 1492cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 1503397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redlvoid ASTTypeWriter::VisitFunctionType(const FunctionType *T) { 1512cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor Writer.AddTypeRef(T->getResultType(), Record); 152264ba48dc98f3f843935a485d5b086f7e0fdc4f1Rafael Espindola FunctionType::ExtInfo C = T->getExtInfo(); 153264ba48dc98f3f843935a485d5b086f7e0fdc4f1Rafael Espindola Record.push_back(C.getNoReturn()); 154425ef72306d4ff6b3698b744353e5f0e56b4b884Rafael Espindola Record.push_back(C.getRegParm()); 155ab8bbf4ebd3e3e6eab913cb044772a62b7581941Douglas Gregor // FIXME: need to stabilize encoding of calling convention... 156264ba48dc98f3f843935a485d5b086f7e0fdc4f1Rafael Espindola Record.push_back(C.getCC()); 1572cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor} 1582cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 1593397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redlvoid ASTTypeWriter::VisitFunctionNoProtoType(const FunctionNoProtoType *T) { 1602cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor VisitFunctionType(T); 1612cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor Code = pch::TYPE_FUNCTION_NO_PROTO; 1622cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor} 1632cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 1643397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redlvoid ASTTypeWriter::VisitFunctionProtoType(const FunctionProtoType *T) { 1652cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor VisitFunctionType(T); 1662cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor Record.push_back(T->getNumArgs()); 1672cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor for (unsigned I = 0, N = T->getNumArgs(); I != N; ++I) 1682cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor Writer.AddTypeRef(T->getArgType(I), Record); 1692cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor Record.push_back(T->isVariadic()); 1702cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor Record.push_back(T->getTypeQuals()); 171465226e23a3008bd68973513dda1f9e3cd27dbddSebastian Redl Record.push_back(T->hasExceptionSpec()); 172465226e23a3008bd68973513dda1f9e3cd27dbddSebastian Redl Record.push_back(T->hasAnyExceptionSpec()); 173465226e23a3008bd68973513dda1f9e3cd27dbddSebastian Redl Record.push_back(T->getNumExceptions()); 174465226e23a3008bd68973513dda1f9e3cd27dbddSebastian Redl for (unsigned I = 0, N = T->getNumExceptions(); I != N; ++I) 175465226e23a3008bd68973513dda1f9e3cd27dbddSebastian Redl Writer.AddTypeRef(T->getExceptionType(I), Record); 1762cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor Code = pch::TYPE_FUNCTION_PROTO; 1772cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor} 1782cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 1793397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redlvoid ASTTypeWriter::VisitUnresolvedUsingType(const UnresolvedUsingType *T) { 180ed97649e9574b9d854fa4d6109c9333ae0993554John McCall Writer.AddDeclRef(T->getDecl(), Record); 181ed97649e9574b9d854fa4d6109c9333ae0993554John McCall Code = pch::TYPE_UNRESOLVED_USING; 182ed97649e9574b9d854fa4d6109c9333ae0993554John McCall} 183ed97649e9574b9d854fa4d6109c9333ae0993554John McCall 1843397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redlvoid ASTTypeWriter::VisitTypedefType(const TypedefType *T) { 1852cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor Writer.AddDeclRef(T->getDecl(), Record); 1869763e221e16026ddf487d2564ed349d2c874a1a1Argyrios Kyrtzidis assert(!T->isCanonicalUnqualified() && "Invalid typedef ?"); 1879763e221e16026ddf487d2564ed349d2c874a1a1Argyrios Kyrtzidis Writer.AddTypeRef(T->getCanonicalTypeInternal(), Record); 1882cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor Code = pch::TYPE_TYPEDEF; 1892cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor} 1902cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 1913397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redlvoid ASTTypeWriter::VisitTypeOfExprType(const TypeOfExprType *T) { 192c9490c000f515c29f200a1215328d8ab9a0f3818Douglas Gregor Writer.AddStmt(T->getUnderlyingExpr()); 1932cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor Code = pch::TYPE_TYPEOF_EXPR; 1942cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor} 1952cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 1963397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redlvoid ASTTypeWriter::VisitTypeOfType(const TypeOfType *T) { 1972cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor Writer.AddTypeRef(T->getUnderlyingType(), Record); 1982cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor Code = pch::TYPE_TYPEOF; 1992cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor} 2002cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 2013397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redlvoid ASTTypeWriter::VisitDecltypeType(const DecltypeType *T) { 202395b475a4474f1c7574d927ad142ca0c7997cbcaAnders Carlsson Writer.AddStmt(T->getUnderlyingExpr()); 203395b475a4474f1c7574d927ad142ca0c7997cbcaAnders Carlsson Code = pch::TYPE_DECLTYPE; 204395b475a4474f1c7574d927ad142ca0c7997cbcaAnders Carlsson} 205395b475a4474f1c7574d927ad142ca0c7997cbcaAnders Carlsson 2063397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redlvoid ASTTypeWriter::VisitTagType(const TagType *T) { 207be191100e034b23a3e13053757a57b7f5068c24aArgyrios Kyrtzidis Record.push_back(T->isDependentType()); 2082cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor Writer.AddDeclRef(T->getDecl(), Record); 2091eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump assert(!T->isBeingDefined() && 2102cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor "Cannot serialize in the middle of a type definition"); 2112cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor} 2122cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 2133397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redlvoid ASTTypeWriter::VisitRecordType(const RecordType *T) { 2142cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor VisitTagType(T); 2152cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor Code = pch::TYPE_RECORD; 2162cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor} 2172cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 2183397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redlvoid ASTTypeWriter::VisitEnumType(const EnumType *T) { 2192cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor VisitTagType(T); 2202cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor Code = pch::TYPE_ENUM; 2212cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor} 2222cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 2231eb4433ac451dc16f4133a88af2d002ac26c58efMike Stumpvoid 2243397c5570369f19b2d6c52e898f708d75ceede1fSebastian RedlASTTypeWriter::VisitSubstTemplateTypeParmType( 22549a832bd499d6f61c23655f1fac99f0dd229756eJohn McCall const SubstTemplateTypeParmType *T) { 22649a832bd499d6f61c23655f1fac99f0dd229756eJohn McCall Writer.AddTypeRef(QualType(T->getReplacedParameter(), 0), Record); 22749a832bd499d6f61c23655f1fac99f0dd229756eJohn McCall Writer.AddTypeRef(T->getReplacementType(), Record); 22849a832bd499d6f61c23655f1fac99f0dd229756eJohn McCall Code = pch::TYPE_SUBST_TEMPLATE_TYPE_PARM; 22949a832bd499d6f61c23655f1fac99f0dd229756eJohn McCall} 23049a832bd499d6f61c23655f1fac99f0dd229756eJohn McCall 23149a832bd499d6f61c23655f1fac99f0dd229756eJohn McCallvoid 2323397c5570369f19b2d6c52e898f708d75ceede1fSebastian RedlASTTypeWriter::VisitTemplateSpecializationType( 2332cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor const TemplateSpecializationType *T) { 234be191100e034b23a3e13053757a57b7f5068c24aArgyrios Kyrtzidis Record.push_back(T->isDependentType()); 23590b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis Writer.AddTemplateName(T->getTemplateName(), Record); 23690b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis Record.push_back(T->getNumArgs()); 23790b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis for (TemplateSpecializationType::iterator ArgI = T->begin(), ArgE = T->end(); 23890b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis ArgI != ArgE; ++ArgI) 23990b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis Writer.AddTemplateArgument(*ArgI, Record); 2409763e221e16026ddf487d2564ed349d2c874a1a1Argyrios Kyrtzidis Writer.AddTypeRef(T->isCanonicalUnqualified() ? QualType() 2419763e221e16026ddf487d2564ed349d2c874a1a1Argyrios Kyrtzidis : T->getCanonicalTypeInternal(), 2429763e221e16026ddf487d2564ed349d2c874a1a1Argyrios Kyrtzidis Record); 24390b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis Code = pch::TYPE_TEMPLATE_SPECIALIZATION; 24490b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis} 24590b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis 24690b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidisvoid 2473397c5570369f19b2d6c52e898f708d75ceede1fSebastian RedlASTTypeWriter::VisitDependentSizedArrayType(const DependentSizedArrayType *T) { 248ae8b17f1d5d303af53db5a4f4a375ea6b9356566Argyrios Kyrtzidis VisitArrayType(T); 249ae8b17f1d5d303af53db5a4f4a375ea6b9356566Argyrios Kyrtzidis Writer.AddStmt(T->getSizeExpr()); 250ae8b17f1d5d303af53db5a4f4a375ea6b9356566Argyrios Kyrtzidis Writer.AddSourceRange(T->getBracketsRange(), Record); 251ae8b17f1d5d303af53db5a4f4a375ea6b9356566Argyrios Kyrtzidis Code = pch::TYPE_DEPENDENT_SIZED_ARRAY; 25290b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis} 25390b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis 25490b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidisvoid 2553397c5570369f19b2d6c52e898f708d75ceede1fSebastian RedlASTTypeWriter::VisitDependentSizedExtVectorType( 25690b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis const DependentSizedExtVectorType *T) { 25790b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis // FIXME: Serialize this type (C++ only) 25890b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis assert(false && "Cannot serialize dependent sized extended vector types"); 25990b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis} 26090b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis 26190b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidisvoid 2623397c5570369f19b2d6c52e898f708d75ceede1fSebastian RedlASTTypeWriter::VisitTemplateTypeParmType(const TemplateTypeParmType *T) { 26390b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis Record.push_back(T->getDepth()); 26490b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis Record.push_back(T->getIndex()); 26590b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis Record.push_back(T->isParameterPack()); 26690b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis Writer.AddIdentifierRef(T->getName(), Record); 26790b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis Code = pch::TYPE_TEMPLATE_TYPE_PARM; 26890b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis} 26990b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis 27090b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidisvoid 2713397c5570369f19b2d6c52e898f708d75ceede1fSebastian RedlASTTypeWriter::VisitDependentNameType(const DependentNameType *T) { 2728dfbd8b252ba4e6cf4b7a3422f6ef0ca21312dfeArgyrios Kyrtzidis Record.push_back(T->getKeyword()); 2738dfbd8b252ba4e6cf4b7a3422f6ef0ca21312dfeArgyrios Kyrtzidis Writer.AddNestedNameSpecifier(T->getQualifier(), Record); 2748dfbd8b252ba4e6cf4b7a3422f6ef0ca21312dfeArgyrios Kyrtzidis Writer.AddIdentifierRef(T->getIdentifier(), Record); 275f48d45e3e36c132bdee3373beec4e8b19ae3f9c4Argyrios Kyrtzidis Writer.AddTypeRef(T->isCanonicalUnqualified() ? QualType() 276f48d45e3e36c132bdee3373beec4e8b19ae3f9c4Argyrios Kyrtzidis : T->getCanonicalTypeInternal(), 277f48d45e3e36c132bdee3373beec4e8b19ae3f9c4Argyrios Kyrtzidis Record); 2788dfbd8b252ba4e6cf4b7a3422f6ef0ca21312dfeArgyrios Kyrtzidis Code = pch::TYPE_DEPENDENT_NAME; 27990b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis} 28090b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis 28190b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidisvoid 2823397c5570369f19b2d6c52e898f708d75ceede1fSebastian RedlASTTypeWriter::VisitDependentTemplateSpecializationType( 28390b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis const DependentTemplateSpecializationType *T) { 2843acad62a239448bef0f5848b2a0d5f7dfefd3d14Argyrios Kyrtzidis Record.push_back(T->getKeyword()); 2853acad62a239448bef0f5848b2a0d5f7dfefd3d14Argyrios Kyrtzidis Writer.AddNestedNameSpecifier(T->getQualifier(), Record); 2863acad62a239448bef0f5848b2a0d5f7dfefd3d14Argyrios Kyrtzidis Writer.AddIdentifierRef(T->getIdentifier(), Record); 2873acad62a239448bef0f5848b2a0d5f7dfefd3d14Argyrios Kyrtzidis Record.push_back(T->getNumArgs()); 2883acad62a239448bef0f5848b2a0d5f7dfefd3d14Argyrios Kyrtzidis for (DependentTemplateSpecializationType::iterator 2893acad62a239448bef0f5848b2a0d5f7dfefd3d14Argyrios Kyrtzidis I = T->begin(), E = T->end(); I != E; ++I) 2903acad62a239448bef0f5848b2a0d5f7dfefd3d14Argyrios Kyrtzidis Writer.AddTemplateArgument(*I, Record); 2913acad62a239448bef0f5848b2a0d5f7dfefd3d14Argyrios Kyrtzidis Code = pch::TYPE_DEPENDENT_TEMPLATE_SPECIALIZATION; 2922cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor} 2932cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 2943397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redlvoid ASTTypeWriter::VisitElaboratedType(const ElaboratedType *T) { 295465d41b92b2c862f3062c412a0538db65c6a2661Abramo Bagnara Record.push_back(T->getKeyword()); 2963acad62a239448bef0f5848b2a0d5f7dfefd3d14Argyrios Kyrtzidis Writer.AddNestedNameSpecifier(T->getQualifier(), Record); 2973acad62a239448bef0f5848b2a0d5f7dfefd3d14Argyrios Kyrtzidis Writer.AddTypeRef(T->getNamedType(), Record); 298465d41b92b2c862f3062c412a0538db65c6a2661Abramo Bagnara Code = pch::TYPE_ELABORATED; 2992cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor} 3002cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 3013397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redlvoid ASTTypeWriter::VisitInjectedClassNameType(const InjectedClassNameType *T) { 3023cb0ebd5f76abcb776f7cb4062bd79e3268c0dc4John McCall Writer.AddDeclRef(T->getDecl(), Record); 30331f17ecbef57b5679c017c375db330546b7b5145John McCall Writer.AddTypeRef(T->getInjectedSpecializationType(), Record); 3043cb0ebd5f76abcb776f7cb4062bd79e3268c0dc4John McCall Code = pch::TYPE_INJECTED_CLASS_NAME; 3053cb0ebd5f76abcb776f7cb4062bd79e3268c0dc4John McCall} 3063cb0ebd5f76abcb776f7cb4062bd79e3268c0dc4John McCall 3073397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redlvoid ASTTypeWriter::VisitObjCInterfaceType(const ObjCInterfaceType *T) { 308deacbdca554298ccdf636f19c6094a8825ec6b34Douglas Gregor Writer.AddDeclRef(T->getDecl(), Record); 309c12c5bba6ceb6acd4e51e7a0fc03257da9cfd44eJohn McCall Code = pch::TYPE_OBJC_INTERFACE; 310c12c5bba6ceb6acd4e51e7a0fc03257da9cfd44eJohn McCall} 311c12c5bba6ceb6acd4e51e7a0fc03257da9cfd44eJohn McCall 3123397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redlvoid ASTTypeWriter::VisitObjCObjectType(const ObjCObjectType *T) { 313c12c5bba6ceb6acd4e51e7a0fc03257da9cfd44eJohn McCall Writer.AddTypeRef(T->getBaseType(), Record); 3142cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor Record.push_back(T->getNumProtocols()); 315c12c5bba6ceb6acd4e51e7a0fc03257da9cfd44eJohn McCall for (ObjCObjectType::qual_iterator I = T->qual_begin(), 316446ee4eb4fc4c705a59365252df7a5c253daafa1Steve Naroff E = T->qual_end(); I != E; ++I) 317446ee4eb4fc4c705a59365252df7a5c253daafa1Steve Naroff Writer.AddDeclRef(*I, Record); 318c12c5bba6ceb6acd4e51e7a0fc03257da9cfd44eJohn McCall Code = pch::TYPE_OBJC_OBJECT; 3192cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor} 3202cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 321d1b3c2dd5bc1f3103bee6137957aa7c5f8f2f0bcSteve Naroffvoid 3223397c5570369f19b2d6c52e898f708d75ceede1fSebastian RedlASTTypeWriter::VisitObjCObjectPointerType(const ObjCObjectPointerType *T) { 3231eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump Writer.AddTypeRef(T->getPointeeType(), Record); 324d1b3c2dd5bc1f3103bee6137957aa7c5f8f2f0bcSteve Naroff Code = pch::TYPE_OBJC_OBJECT_POINTER; 3252cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor} 3262cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 327a1ee0c548b8aa4aaf93d1917e304e3da13171a08John McCallnamespace { 328a1ee0c548b8aa4aaf93d1917e304e3da13171a08John McCall 329a1ee0c548b8aa4aaf93d1917e304e3da13171a08John McCallclass TypeLocWriter : public TypeLocVisitor<TypeLocWriter> { 330a4232eb646d89e7d52424bb42eb87d9061f39e63Sebastian Redl ASTWriter &Writer; 331a4232eb646d89e7d52424bb42eb87d9061f39e63Sebastian Redl ASTWriter::RecordData &Record; 332a1ee0c548b8aa4aaf93d1917e304e3da13171a08John McCall 333a1ee0c548b8aa4aaf93d1917e304e3da13171a08John McCallpublic: 334a4232eb646d89e7d52424bb42eb87d9061f39e63Sebastian Redl TypeLocWriter(ASTWriter &Writer, ASTWriter::RecordData &Record) 335a1ee0c548b8aa4aaf93d1917e304e3da13171a08John McCall : Writer(Writer), Record(Record) { } 336a1ee0c548b8aa4aaf93d1917e304e3da13171a08John McCall 33751bd803fbdade51d674598ed45da3d54190a656cJohn McCall#define ABSTRACT_TYPELOC(CLASS, PARENT) 338a1ee0c548b8aa4aaf93d1917e304e3da13171a08John McCall#define TYPELOC(CLASS, PARENT) \ 33951bd803fbdade51d674598ed45da3d54190a656cJohn McCall void Visit##CLASS##TypeLoc(CLASS##TypeLoc TyLoc); 340a1ee0c548b8aa4aaf93d1917e304e3da13171a08John McCall#include "clang/AST/TypeLocNodes.def" 341a1ee0c548b8aa4aaf93d1917e304e3da13171a08John McCall 34251bd803fbdade51d674598ed45da3d54190a656cJohn McCall void VisitArrayTypeLoc(ArrayTypeLoc TyLoc); 34351bd803fbdade51d674598ed45da3d54190a656cJohn McCall void VisitFunctionTypeLoc(FunctionTypeLoc TyLoc); 344a1ee0c548b8aa4aaf93d1917e304e3da13171a08John McCall}; 345a1ee0c548b8aa4aaf93d1917e304e3da13171a08John McCall 346a1ee0c548b8aa4aaf93d1917e304e3da13171a08John McCall} 347a1ee0c548b8aa4aaf93d1917e304e3da13171a08John McCall 34851bd803fbdade51d674598ed45da3d54190a656cJohn McCallvoid TypeLocWriter::VisitQualifiedTypeLoc(QualifiedTypeLoc TL) { 34951bd803fbdade51d674598ed45da3d54190a656cJohn McCall // nothing to do 35051bd803fbdade51d674598ed45da3d54190a656cJohn McCall} 35151bd803fbdade51d674598ed45da3d54190a656cJohn McCallvoid TypeLocWriter::VisitBuiltinTypeLoc(BuiltinTypeLoc TL) { 352ddf889a2ad2888f1dea573987bbe952d9912c1a0Douglas Gregor Writer.AddSourceLocation(TL.getBuiltinLoc(), Record); 353ddf889a2ad2888f1dea573987bbe952d9912c1a0Douglas Gregor if (TL.needsExtraLocalData()) { 354ddf889a2ad2888f1dea573987bbe952d9912c1a0Douglas Gregor Record.push_back(TL.getWrittenTypeSpec()); 355ddf889a2ad2888f1dea573987bbe952d9912c1a0Douglas Gregor Record.push_back(TL.getWrittenSignSpec()); 356ddf889a2ad2888f1dea573987bbe952d9912c1a0Douglas Gregor Record.push_back(TL.getWrittenWidthSpec()); 357ddf889a2ad2888f1dea573987bbe952d9912c1a0Douglas Gregor Record.push_back(TL.hasModeAttr()); 358ddf889a2ad2888f1dea573987bbe952d9912c1a0Douglas Gregor } 35951bd803fbdade51d674598ed45da3d54190a656cJohn McCall} 36051bd803fbdade51d674598ed45da3d54190a656cJohn McCallvoid TypeLocWriter::VisitComplexTypeLoc(ComplexTypeLoc TL) { 36151bd803fbdade51d674598ed45da3d54190a656cJohn McCall Writer.AddSourceLocation(TL.getNameLoc(), Record); 36251bd803fbdade51d674598ed45da3d54190a656cJohn McCall} 36351bd803fbdade51d674598ed45da3d54190a656cJohn McCallvoid TypeLocWriter::VisitPointerTypeLoc(PointerTypeLoc TL) { 36451bd803fbdade51d674598ed45da3d54190a656cJohn McCall Writer.AddSourceLocation(TL.getStarLoc(), Record); 36551bd803fbdade51d674598ed45da3d54190a656cJohn McCall} 36651bd803fbdade51d674598ed45da3d54190a656cJohn McCallvoid TypeLocWriter::VisitBlockPointerTypeLoc(BlockPointerTypeLoc TL) { 36751bd803fbdade51d674598ed45da3d54190a656cJohn McCall Writer.AddSourceLocation(TL.getCaretLoc(), Record); 36851bd803fbdade51d674598ed45da3d54190a656cJohn McCall} 36951bd803fbdade51d674598ed45da3d54190a656cJohn McCallvoid TypeLocWriter::VisitLValueReferenceTypeLoc(LValueReferenceTypeLoc TL) { 37051bd803fbdade51d674598ed45da3d54190a656cJohn McCall Writer.AddSourceLocation(TL.getAmpLoc(), Record); 37151bd803fbdade51d674598ed45da3d54190a656cJohn McCall} 37251bd803fbdade51d674598ed45da3d54190a656cJohn McCallvoid TypeLocWriter::VisitRValueReferenceTypeLoc(RValueReferenceTypeLoc TL) { 37351bd803fbdade51d674598ed45da3d54190a656cJohn McCall Writer.AddSourceLocation(TL.getAmpAmpLoc(), Record); 37451bd803fbdade51d674598ed45da3d54190a656cJohn McCall} 37551bd803fbdade51d674598ed45da3d54190a656cJohn McCallvoid TypeLocWriter::VisitMemberPointerTypeLoc(MemberPointerTypeLoc TL) { 37651bd803fbdade51d674598ed45da3d54190a656cJohn McCall Writer.AddSourceLocation(TL.getStarLoc(), Record); 37751bd803fbdade51d674598ed45da3d54190a656cJohn McCall} 37851bd803fbdade51d674598ed45da3d54190a656cJohn McCallvoid TypeLocWriter::VisitArrayTypeLoc(ArrayTypeLoc TL) { 37951bd803fbdade51d674598ed45da3d54190a656cJohn McCall Writer.AddSourceLocation(TL.getLBracketLoc(), Record); 38051bd803fbdade51d674598ed45da3d54190a656cJohn McCall Writer.AddSourceLocation(TL.getRBracketLoc(), Record); 38151bd803fbdade51d674598ed45da3d54190a656cJohn McCall Record.push_back(TL.getSizeExpr() ? 1 : 0); 38251bd803fbdade51d674598ed45da3d54190a656cJohn McCall if (TL.getSizeExpr()) 38351bd803fbdade51d674598ed45da3d54190a656cJohn McCall Writer.AddStmt(TL.getSizeExpr()); 38451bd803fbdade51d674598ed45da3d54190a656cJohn McCall} 38551bd803fbdade51d674598ed45da3d54190a656cJohn McCallvoid TypeLocWriter::VisitConstantArrayTypeLoc(ConstantArrayTypeLoc TL) { 38651bd803fbdade51d674598ed45da3d54190a656cJohn McCall VisitArrayTypeLoc(TL); 38751bd803fbdade51d674598ed45da3d54190a656cJohn McCall} 38851bd803fbdade51d674598ed45da3d54190a656cJohn McCallvoid TypeLocWriter::VisitIncompleteArrayTypeLoc(IncompleteArrayTypeLoc TL) { 38951bd803fbdade51d674598ed45da3d54190a656cJohn McCall VisitArrayTypeLoc(TL); 39051bd803fbdade51d674598ed45da3d54190a656cJohn McCall} 39151bd803fbdade51d674598ed45da3d54190a656cJohn McCallvoid TypeLocWriter::VisitVariableArrayTypeLoc(VariableArrayTypeLoc TL) { 39251bd803fbdade51d674598ed45da3d54190a656cJohn McCall VisitArrayTypeLoc(TL); 39351bd803fbdade51d674598ed45da3d54190a656cJohn McCall} 39451bd803fbdade51d674598ed45da3d54190a656cJohn McCallvoid TypeLocWriter::VisitDependentSizedArrayTypeLoc( 39551bd803fbdade51d674598ed45da3d54190a656cJohn McCall DependentSizedArrayTypeLoc TL) { 39651bd803fbdade51d674598ed45da3d54190a656cJohn McCall VisitArrayTypeLoc(TL); 39751bd803fbdade51d674598ed45da3d54190a656cJohn McCall} 39851bd803fbdade51d674598ed45da3d54190a656cJohn McCallvoid TypeLocWriter::VisitDependentSizedExtVectorTypeLoc( 39951bd803fbdade51d674598ed45da3d54190a656cJohn McCall DependentSizedExtVectorTypeLoc TL) { 40051bd803fbdade51d674598ed45da3d54190a656cJohn McCall Writer.AddSourceLocation(TL.getNameLoc(), Record); 40151bd803fbdade51d674598ed45da3d54190a656cJohn McCall} 40251bd803fbdade51d674598ed45da3d54190a656cJohn McCallvoid TypeLocWriter::VisitVectorTypeLoc(VectorTypeLoc TL) { 40351bd803fbdade51d674598ed45da3d54190a656cJohn McCall Writer.AddSourceLocation(TL.getNameLoc(), Record); 40451bd803fbdade51d674598ed45da3d54190a656cJohn McCall} 40551bd803fbdade51d674598ed45da3d54190a656cJohn McCallvoid TypeLocWriter::VisitExtVectorTypeLoc(ExtVectorTypeLoc TL) { 40651bd803fbdade51d674598ed45da3d54190a656cJohn McCall Writer.AddSourceLocation(TL.getNameLoc(), Record); 40751bd803fbdade51d674598ed45da3d54190a656cJohn McCall} 40851bd803fbdade51d674598ed45da3d54190a656cJohn McCallvoid TypeLocWriter::VisitFunctionTypeLoc(FunctionTypeLoc TL) { 40951bd803fbdade51d674598ed45da3d54190a656cJohn McCall Writer.AddSourceLocation(TL.getLParenLoc(), Record); 41051bd803fbdade51d674598ed45da3d54190a656cJohn McCall Writer.AddSourceLocation(TL.getRParenLoc(), Record); 41151bd803fbdade51d674598ed45da3d54190a656cJohn McCall for (unsigned i = 0, e = TL.getNumArgs(); i != e; ++i) 41251bd803fbdade51d674598ed45da3d54190a656cJohn McCall Writer.AddDeclRef(TL.getArg(i), Record); 41351bd803fbdade51d674598ed45da3d54190a656cJohn McCall} 41451bd803fbdade51d674598ed45da3d54190a656cJohn McCallvoid TypeLocWriter::VisitFunctionProtoTypeLoc(FunctionProtoTypeLoc TL) { 41551bd803fbdade51d674598ed45da3d54190a656cJohn McCall VisitFunctionTypeLoc(TL); 41651bd803fbdade51d674598ed45da3d54190a656cJohn McCall} 41751bd803fbdade51d674598ed45da3d54190a656cJohn McCallvoid TypeLocWriter::VisitFunctionNoProtoTypeLoc(FunctionNoProtoTypeLoc TL) { 41851bd803fbdade51d674598ed45da3d54190a656cJohn McCall VisitFunctionTypeLoc(TL); 41951bd803fbdade51d674598ed45da3d54190a656cJohn McCall} 420ed97649e9574b9d854fa4d6109c9333ae0993554John McCallvoid TypeLocWriter::VisitUnresolvedUsingTypeLoc(UnresolvedUsingTypeLoc TL) { 421ed97649e9574b9d854fa4d6109c9333ae0993554John McCall Writer.AddSourceLocation(TL.getNameLoc(), Record); 422ed97649e9574b9d854fa4d6109c9333ae0993554John McCall} 42351bd803fbdade51d674598ed45da3d54190a656cJohn McCallvoid TypeLocWriter::VisitTypedefTypeLoc(TypedefTypeLoc TL) { 42451bd803fbdade51d674598ed45da3d54190a656cJohn McCall Writer.AddSourceLocation(TL.getNameLoc(), Record); 42551bd803fbdade51d674598ed45da3d54190a656cJohn McCall} 42651bd803fbdade51d674598ed45da3d54190a656cJohn McCallvoid TypeLocWriter::VisitTypeOfExprTypeLoc(TypeOfExprTypeLoc TL) { 427cfb708c354e2f30ccc5cba9d644650f408a1ec3eJohn McCall Writer.AddSourceLocation(TL.getTypeofLoc(), Record); 428cfb708c354e2f30ccc5cba9d644650f408a1ec3eJohn McCall Writer.AddSourceLocation(TL.getLParenLoc(), Record); 429cfb708c354e2f30ccc5cba9d644650f408a1ec3eJohn McCall Writer.AddSourceLocation(TL.getRParenLoc(), Record); 43051bd803fbdade51d674598ed45da3d54190a656cJohn McCall} 43151bd803fbdade51d674598ed45da3d54190a656cJohn McCallvoid TypeLocWriter::VisitTypeOfTypeLoc(TypeOfTypeLoc TL) { 432cfb708c354e2f30ccc5cba9d644650f408a1ec3eJohn McCall Writer.AddSourceLocation(TL.getTypeofLoc(), Record); 433cfb708c354e2f30ccc5cba9d644650f408a1ec3eJohn McCall Writer.AddSourceLocation(TL.getLParenLoc(), Record); 434cfb708c354e2f30ccc5cba9d644650f408a1ec3eJohn McCall Writer.AddSourceLocation(TL.getRParenLoc(), Record); 435cfb708c354e2f30ccc5cba9d644650f408a1ec3eJohn McCall Writer.AddTypeSourceInfo(TL.getUnderlyingTInfo(), Record); 43651bd803fbdade51d674598ed45da3d54190a656cJohn McCall} 43751bd803fbdade51d674598ed45da3d54190a656cJohn McCallvoid TypeLocWriter::VisitDecltypeTypeLoc(DecltypeTypeLoc TL) { 43851bd803fbdade51d674598ed45da3d54190a656cJohn McCall Writer.AddSourceLocation(TL.getNameLoc(), Record); 439a1ee0c548b8aa4aaf93d1917e304e3da13171a08John McCall} 44051bd803fbdade51d674598ed45da3d54190a656cJohn McCallvoid TypeLocWriter::VisitRecordTypeLoc(RecordTypeLoc TL) { 44151bd803fbdade51d674598ed45da3d54190a656cJohn McCall Writer.AddSourceLocation(TL.getNameLoc(), Record); 442a1ee0c548b8aa4aaf93d1917e304e3da13171a08John McCall} 44351bd803fbdade51d674598ed45da3d54190a656cJohn McCallvoid TypeLocWriter::VisitEnumTypeLoc(EnumTypeLoc TL) { 44451bd803fbdade51d674598ed45da3d54190a656cJohn McCall Writer.AddSourceLocation(TL.getNameLoc(), Record); 445a1ee0c548b8aa4aaf93d1917e304e3da13171a08John McCall} 44651bd803fbdade51d674598ed45da3d54190a656cJohn McCallvoid TypeLocWriter::VisitTemplateTypeParmTypeLoc(TemplateTypeParmTypeLoc TL) { 44751bd803fbdade51d674598ed45da3d54190a656cJohn McCall Writer.AddSourceLocation(TL.getNameLoc(), Record); 448a1ee0c548b8aa4aaf93d1917e304e3da13171a08John McCall} 44949a832bd499d6f61c23655f1fac99f0dd229756eJohn McCallvoid TypeLocWriter::VisitSubstTemplateTypeParmTypeLoc( 45049a832bd499d6f61c23655f1fac99f0dd229756eJohn McCall SubstTemplateTypeParmTypeLoc TL) { 45149a832bd499d6f61c23655f1fac99f0dd229756eJohn McCall Writer.AddSourceLocation(TL.getNameLoc(), Record); 45249a832bd499d6f61c23655f1fac99f0dd229756eJohn McCall} 45351bd803fbdade51d674598ed45da3d54190a656cJohn McCallvoid TypeLocWriter::VisitTemplateSpecializationTypeLoc( 45451bd803fbdade51d674598ed45da3d54190a656cJohn McCall TemplateSpecializationTypeLoc TL) { 455833ca991c1bfc967f0995974ca86f66ba1f666b5John McCall Writer.AddSourceLocation(TL.getTemplateNameLoc(), Record); 456833ca991c1bfc967f0995974ca86f66ba1f666b5John McCall Writer.AddSourceLocation(TL.getLAngleLoc(), Record); 457833ca991c1bfc967f0995974ca86f66ba1f666b5John McCall Writer.AddSourceLocation(TL.getRAngleLoc(), Record); 458833ca991c1bfc967f0995974ca86f66ba1f666b5John McCall for (unsigned i = 0, e = TL.getNumArgs(); i != e; ++i) 45944f8c37e378f716e8cbb600e3800f437cf58f9e5Argyrios Kyrtzidis Writer.AddTemplateArgumentLocInfo(TL.getArgLoc(i).getArgument().getKind(), 46044f8c37e378f716e8cbb600e3800f437cf58f9e5Argyrios Kyrtzidis TL.getArgLoc(i).getLocInfo(), Record); 461a1ee0c548b8aa4aaf93d1917e304e3da13171a08John McCall} 462465d41b92b2c862f3062c412a0538db65c6a2661Abramo Bagnaravoid TypeLocWriter::VisitElaboratedTypeLoc(ElaboratedTypeLoc TL) { 463e4da7a034a2fcf4b14d0bcc28d05de0878159061Abramo Bagnara Writer.AddSourceLocation(TL.getKeywordLoc(), Record); 464e4da7a034a2fcf4b14d0bcc28d05de0878159061Abramo Bagnara Writer.AddSourceRange(TL.getQualifierRange(), Record); 465a1ee0c548b8aa4aaf93d1917e304e3da13171a08John McCall} 4663cb0ebd5f76abcb776f7cb4062bd79e3268c0dc4John McCallvoid TypeLocWriter::VisitInjectedClassNameTypeLoc(InjectedClassNameTypeLoc TL) { 4673cb0ebd5f76abcb776f7cb4062bd79e3268c0dc4John McCall Writer.AddSourceLocation(TL.getNameLoc(), Record); 4683cb0ebd5f76abcb776f7cb4062bd79e3268c0dc4John McCall} 4694714c12a1ab759156b78be8f109ea4c12213af57Douglas Gregorvoid TypeLocWriter::VisitDependentNameTypeLoc(DependentNameTypeLoc TL) { 470e4da7a034a2fcf4b14d0bcc28d05de0878159061Abramo Bagnara Writer.AddSourceLocation(TL.getKeywordLoc(), Record); 471e4da7a034a2fcf4b14d0bcc28d05de0878159061Abramo Bagnara Writer.AddSourceRange(TL.getQualifierRange(), Record); 47251bd803fbdade51d674598ed45da3d54190a656cJohn McCall Writer.AddSourceLocation(TL.getNameLoc(), Record); 473a1ee0c548b8aa4aaf93d1917e304e3da13171a08John McCall} 47433500955d731c73717af52088b7fc0e7a85681e7John McCallvoid TypeLocWriter::VisitDependentTemplateSpecializationTypeLoc( 47533500955d731c73717af52088b7fc0e7a85681e7John McCall DependentTemplateSpecializationTypeLoc TL) { 47633500955d731c73717af52088b7fc0e7a85681e7John McCall Writer.AddSourceLocation(TL.getKeywordLoc(), Record); 47733500955d731c73717af52088b7fc0e7a85681e7John McCall Writer.AddSourceRange(TL.getQualifierRange(), Record); 47833500955d731c73717af52088b7fc0e7a85681e7John McCall Writer.AddSourceLocation(TL.getNameLoc(), Record); 47933500955d731c73717af52088b7fc0e7a85681e7John McCall Writer.AddSourceLocation(TL.getLAngleLoc(), Record); 48033500955d731c73717af52088b7fc0e7a85681e7John McCall Writer.AddSourceLocation(TL.getRAngleLoc(), Record); 48133500955d731c73717af52088b7fc0e7a85681e7John McCall for (unsigned I = 0, E = TL.getNumArgs(); I != E; ++I) 48244f8c37e378f716e8cbb600e3800f437cf58f9e5Argyrios Kyrtzidis Writer.AddTemplateArgumentLocInfo(TL.getArgLoc(I).getArgument().getKind(), 48344f8c37e378f716e8cbb600e3800f437cf58f9e5Argyrios Kyrtzidis TL.getArgLoc(I).getLocInfo(), Record); 48433500955d731c73717af52088b7fc0e7a85681e7John McCall} 48551bd803fbdade51d674598ed45da3d54190a656cJohn McCallvoid TypeLocWriter::VisitObjCInterfaceTypeLoc(ObjCInterfaceTypeLoc TL) { 48651bd803fbdade51d674598ed45da3d54190a656cJohn McCall Writer.AddSourceLocation(TL.getNameLoc(), Record); 487c12c5bba6ceb6acd4e51e7a0fc03257da9cfd44eJohn McCall} 488c12c5bba6ceb6acd4e51e7a0fc03257da9cfd44eJohn McCallvoid TypeLocWriter::VisitObjCObjectTypeLoc(ObjCObjectTypeLoc TL) { 489c12c5bba6ceb6acd4e51e7a0fc03257da9cfd44eJohn McCall Record.push_back(TL.hasBaseTypeAsWritten()); 49054e14c4db764c0636160d26c5bbf491637c83a76John McCall Writer.AddSourceLocation(TL.getLAngleLoc(), Record); 49154e14c4db764c0636160d26c5bbf491637c83a76John McCall Writer.AddSourceLocation(TL.getRAngleLoc(), Record); 49254e14c4db764c0636160d26c5bbf491637c83a76John McCall for (unsigned i = 0, e = TL.getNumProtocols(); i != e; ++i) 49354e14c4db764c0636160d26c5bbf491637c83a76John McCall Writer.AddSourceLocation(TL.getProtocolLoc(i), Record); 494a1ee0c548b8aa4aaf93d1917e304e3da13171a08John McCall} 49551bd803fbdade51d674598ed45da3d54190a656cJohn McCallvoid TypeLocWriter::VisitObjCObjectPointerTypeLoc(ObjCObjectPointerTypeLoc TL) { 49651bd803fbdade51d674598ed45da3d54190a656cJohn McCall Writer.AddSourceLocation(TL.getStarLoc(), Record); 497a1ee0c548b8aa4aaf93d1917e304e3da13171a08John McCall} 498a1ee0c548b8aa4aaf93d1917e304e3da13171a08John McCall 4994dcf151a555ff51e4d643e8e6eeb80f121d11d1bChris Lattner//===----------------------------------------------------------------------===// 500a4232eb646d89e7d52424bb42eb87d9061f39e63Sebastian Redl// ASTWriter Implementation 5012cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor//===----------------------------------------------------------------------===// 5022cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 503b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattnerstatic void EmitBlockID(unsigned ID, const char *Name, 504b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner llvm::BitstreamWriter &Stream, 505a4232eb646d89e7d52424bb42eb87d9061f39e63Sebastian Redl ASTWriter::RecordData &Record) { 506b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner Record.clear(); 507b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner Record.push_back(ID); 508b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner Stream.EmitRecord(llvm::bitc::BLOCKINFO_CODE_SETBID, Record); 509b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner 510b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner // Emit the block name if present. 511b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner if (Name == 0 || Name[0] == 0) return; 512b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner Record.clear(); 513b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner while (*Name) 514b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner Record.push_back(*Name++); 515b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner Stream.EmitRecord(llvm::bitc::BLOCKINFO_CODE_BLOCKNAME, Record); 516b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner} 517b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner 518b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattnerstatic void EmitRecordID(unsigned ID, const char *Name, 519b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner llvm::BitstreamWriter &Stream, 520a4232eb646d89e7d52424bb42eb87d9061f39e63Sebastian Redl ASTWriter::RecordData &Record) { 521b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner Record.clear(); 522b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner Record.push_back(ID); 523b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner while (*Name) 524b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner Record.push_back(*Name++); 525b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner Stream.EmitRecord(llvm::bitc::BLOCKINFO_CODE_SETRECORDNAME, Record); 5260558df2da807646e65d4fa290f4e92114af1a746Chris Lattner} 5270558df2da807646e65d4fa290f4e92114af1a746Chris Lattner 5280558df2da807646e65d4fa290f4e92114af1a746Chris Lattnerstatic void AddStmtsExprs(llvm::BitstreamWriter &Stream, 529a4232eb646d89e7d52424bb42eb87d9061f39e63Sebastian Redl ASTWriter::RecordData &Record) { 5300558df2da807646e65d4fa290f4e92114af1a746Chris Lattner#define RECORD(X) EmitRecordID(pch::X, #X, Stream, Record) 5310558df2da807646e65d4fa290f4e92114af1a746Chris Lattner RECORD(STMT_STOP); 5320558df2da807646e65d4fa290f4e92114af1a746Chris Lattner RECORD(STMT_NULL_PTR); 5330558df2da807646e65d4fa290f4e92114af1a746Chris Lattner RECORD(STMT_NULL); 5340558df2da807646e65d4fa290f4e92114af1a746Chris Lattner RECORD(STMT_COMPOUND); 5350558df2da807646e65d4fa290f4e92114af1a746Chris Lattner RECORD(STMT_CASE); 5360558df2da807646e65d4fa290f4e92114af1a746Chris Lattner RECORD(STMT_DEFAULT); 5370558df2da807646e65d4fa290f4e92114af1a746Chris Lattner RECORD(STMT_LABEL); 5380558df2da807646e65d4fa290f4e92114af1a746Chris Lattner RECORD(STMT_IF); 5390558df2da807646e65d4fa290f4e92114af1a746Chris Lattner RECORD(STMT_SWITCH); 5400558df2da807646e65d4fa290f4e92114af1a746Chris Lattner RECORD(STMT_WHILE); 5410558df2da807646e65d4fa290f4e92114af1a746Chris Lattner RECORD(STMT_DO); 5420558df2da807646e65d4fa290f4e92114af1a746Chris Lattner RECORD(STMT_FOR); 5430558df2da807646e65d4fa290f4e92114af1a746Chris Lattner RECORD(STMT_GOTO); 5440558df2da807646e65d4fa290f4e92114af1a746Chris Lattner RECORD(STMT_INDIRECT_GOTO); 5450558df2da807646e65d4fa290f4e92114af1a746Chris Lattner RECORD(STMT_CONTINUE); 5460558df2da807646e65d4fa290f4e92114af1a746Chris Lattner RECORD(STMT_BREAK); 5470558df2da807646e65d4fa290f4e92114af1a746Chris Lattner RECORD(STMT_RETURN); 5480558df2da807646e65d4fa290f4e92114af1a746Chris Lattner RECORD(STMT_DECL); 5490558df2da807646e65d4fa290f4e92114af1a746Chris Lattner RECORD(STMT_ASM); 5500558df2da807646e65d4fa290f4e92114af1a746Chris Lattner RECORD(EXPR_PREDEFINED); 5510558df2da807646e65d4fa290f4e92114af1a746Chris Lattner RECORD(EXPR_DECL_REF); 5520558df2da807646e65d4fa290f4e92114af1a746Chris Lattner RECORD(EXPR_INTEGER_LITERAL); 5530558df2da807646e65d4fa290f4e92114af1a746Chris Lattner RECORD(EXPR_FLOATING_LITERAL); 5540558df2da807646e65d4fa290f4e92114af1a746Chris Lattner RECORD(EXPR_IMAGINARY_LITERAL); 5550558df2da807646e65d4fa290f4e92114af1a746Chris Lattner RECORD(EXPR_STRING_LITERAL); 5560558df2da807646e65d4fa290f4e92114af1a746Chris Lattner RECORD(EXPR_CHARACTER_LITERAL); 5570558df2da807646e65d4fa290f4e92114af1a746Chris Lattner RECORD(EXPR_PAREN); 5580558df2da807646e65d4fa290f4e92114af1a746Chris Lattner RECORD(EXPR_UNARY_OPERATOR); 5590558df2da807646e65d4fa290f4e92114af1a746Chris Lattner RECORD(EXPR_SIZEOF_ALIGN_OF); 5600558df2da807646e65d4fa290f4e92114af1a746Chris Lattner RECORD(EXPR_ARRAY_SUBSCRIPT); 5610558df2da807646e65d4fa290f4e92114af1a746Chris Lattner RECORD(EXPR_CALL); 5620558df2da807646e65d4fa290f4e92114af1a746Chris Lattner RECORD(EXPR_MEMBER); 5630558df2da807646e65d4fa290f4e92114af1a746Chris Lattner RECORD(EXPR_BINARY_OPERATOR); 5640558df2da807646e65d4fa290f4e92114af1a746Chris Lattner RECORD(EXPR_COMPOUND_ASSIGN_OPERATOR); 5650558df2da807646e65d4fa290f4e92114af1a746Chris Lattner RECORD(EXPR_CONDITIONAL_OPERATOR); 5660558df2da807646e65d4fa290f4e92114af1a746Chris Lattner RECORD(EXPR_IMPLICIT_CAST); 5670558df2da807646e65d4fa290f4e92114af1a746Chris Lattner RECORD(EXPR_CSTYLE_CAST); 5680558df2da807646e65d4fa290f4e92114af1a746Chris Lattner RECORD(EXPR_COMPOUND_LITERAL); 5690558df2da807646e65d4fa290f4e92114af1a746Chris Lattner RECORD(EXPR_EXT_VECTOR_ELEMENT); 5700558df2da807646e65d4fa290f4e92114af1a746Chris Lattner RECORD(EXPR_INIT_LIST); 5710558df2da807646e65d4fa290f4e92114af1a746Chris Lattner RECORD(EXPR_DESIGNATED_INIT); 5720558df2da807646e65d4fa290f4e92114af1a746Chris Lattner RECORD(EXPR_IMPLICIT_VALUE_INIT); 5730558df2da807646e65d4fa290f4e92114af1a746Chris Lattner RECORD(EXPR_VA_ARG); 5740558df2da807646e65d4fa290f4e92114af1a746Chris Lattner RECORD(EXPR_ADDR_LABEL); 5750558df2da807646e65d4fa290f4e92114af1a746Chris Lattner RECORD(EXPR_STMT); 5760558df2da807646e65d4fa290f4e92114af1a746Chris Lattner RECORD(EXPR_TYPES_COMPATIBLE); 5770558df2da807646e65d4fa290f4e92114af1a746Chris Lattner RECORD(EXPR_CHOOSE); 5780558df2da807646e65d4fa290f4e92114af1a746Chris Lattner RECORD(EXPR_GNU_NULL); 5790558df2da807646e65d4fa290f4e92114af1a746Chris Lattner RECORD(EXPR_SHUFFLE_VECTOR); 5800558df2da807646e65d4fa290f4e92114af1a746Chris Lattner RECORD(EXPR_BLOCK); 5810558df2da807646e65d4fa290f4e92114af1a746Chris Lattner RECORD(EXPR_BLOCK_DECL_REF); 5820558df2da807646e65d4fa290f4e92114af1a746Chris Lattner RECORD(EXPR_OBJC_STRING_LITERAL); 5830558df2da807646e65d4fa290f4e92114af1a746Chris Lattner RECORD(EXPR_OBJC_ENCODE); 5840558df2da807646e65d4fa290f4e92114af1a746Chris Lattner RECORD(EXPR_OBJC_SELECTOR_EXPR); 5850558df2da807646e65d4fa290f4e92114af1a746Chris Lattner RECORD(EXPR_OBJC_PROTOCOL_EXPR); 5860558df2da807646e65d4fa290f4e92114af1a746Chris Lattner RECORD(EXPR_OBJC_IVAR_REF_EXPR); 5870558df2da807646e65d4fa290f4e92114af1a746Chris Lattner RECORD(EXPR_OBJC_PROPERTY_REF_EXPR); 5880558df2da807646e65d4fa290f4e92114af1a746Chris Lattner RECORD(EXPR_OBJC_KVC_REF_EXPR); 5890558df2da807646e65d4fa290f4e92114af1a746Chris Lattner RECORD(EXPR_OBJC_MESSAGE_EXPR); 5900558df2da807646e65d4fa290f4e92114af1a746Chris Lattner RECORD(EXPR_OBJC_SUPER_EXPR); 5910558df2da807646e65d4fa290f4e92114af1a746Chris Lattner RECORD(STMT_OBJC_FOR_COLLECTION); 5920558df2da807646e65d4fa290f4e92114af1a746Chris Lattner RECORD(STMT_OBJC_CATCH); 5930558df2da807646e65d4fa290f4e92114af1a746Chris Lattner RECORD(STMT_OBJC_FINALLY); 5940558df2da807646e65d4fa290f4e92114af1a746Chris Lattner RECORD(STMT_OBJC_AT_TRY); 5950558df2da807646e65d4fa290f4e92114af1a746Chris Lattner RECORD(STMT_OBJC_AT_SYNCHRONIZED); 5960558df2da807646e65d4fa290f4e92114af1a746Chris Lattner RECORD(STMT_OBJC_AT_THROW); 597eb7f96141f754150a92433286fa385910a22f494Sam Weinig RECORD(EXPR_CXX_OPERATOR_CALL); 598eb7f96141f754150a92433286fa385910a22f494Sam Weinig RECORD(EXPR_CXX_CONSTRUCT); 599eb7f96141f754150a92433286fa385910a22f494Sam Weinig RECORD(EXPR_CXX_STATIC_CAST); 600eb7f96141f754150a92433286fa385910a22f494Sam Weinig RECORD(EXPR_CXX_DYNAMIC_CAST); 601eb7f96141f754150a92433286fa385910a22f494Sam Weinig RECORD(EXPR_CXX_REINTERPRET_CAST); 602eb7f96141f754150a92433286fa385910a22f494Sam Weinig RECORD(EXPR_CXX_CONST_CAST); 603eb7f96141f754150a92433286fa385910a22f494Sam Weinig RECORD(EXPR_CXX_FUNCTIONAL_CAST); 604eb7f96141f754150a92433286fa385910a22f494Sam Weinig RECORD(EXPR_CXX_BOOL_LITERAL); 605eb7f96141f754150a92433286fa385910a22f494Sam Weinig RECORD(EXPR_CXX_NULL_PTR_LITERAL); 6060558df2da807646e65d4fa290f4e92114af1a746Chris Lattner#undef RECORD 607b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner} 6081eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 609a4232eb646d89e7d52424bb42eb87d9061f39e63Sebastian Redlvoid ASTWriter::WriteBlockInfoBlock() { 610b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner RecordData Record; 611b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner Stream.EnterSubblock(llvm::bitc::BLOCKINFO_BLOCK_ID, 3); 6121eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 6132f4efd10c805cb779618c1a22a35eb07b5043c4eChris Lattner#define BLOCK(X) EmitBlockID(pch::X ## _ID, #X, Stream, Record) 614b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner#define RECORD(X) EmitRecordID(pch::X, #X, Stream, Record) 6151eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 6163397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redl // AST Top-Level Block. 6172f4efd10c805cb779618c1a22a35eb07b5043c4eChris Lattner BLOCK(PCH_BLOCK); 61851e774d42269e3b22d746184c0b9076fc13b32e6Zhongxing Xu RECORD(ORIGINAL_FILE_NAME); 619b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner RECORD(TYPE_OFFSET); 620b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner RECORD(DECL_OFFSET); 621b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner RECORD(LANGUAGE_OPTIONS); 622ab41e63821dc60ad144d0684df8d79a9eef86b75Douglas Gregor RECORD(METADATA); 623b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner RECORD(IDENTIFIER_OFFSET); 624b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner RECORD(IDENTIFIER_TABLE); 625b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner RECORD(EXTERNAL_DEFINITIONS); 626b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner RECORD(SPECIAL_TYPES); 627b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner RECORD(STATISTICS); 628b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner RECORD(TENTATIVE_DEFINITIONS); 62949b96d1a382ae9f31456166f1a734d3f7f30b992Argyrios Kyrtzidis RECORD(UNUSED_FILESCOPED_DECLS); 630b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner RECORD(LOCALLY_SCOPED_EXTERNAL_DECLS); 631b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner RECORD(SELECTOR_OFFSETS); 632b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner RECORD(METHOD_POOL); 633b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner RECORD(PP_COUNTER_VALUE); 6347f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor RECORD(SOURCE_LOCATION_OFFSETS); 6357f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor RECORD(SOURCE_LOCATION_PRELOADS); 6364fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor RECORD(STAT_CACHE); 637b81c17092039f39be60e9656a37cffbdf2e2c783Douglas Gregor RECORD(EXT_VECTOR_DECLS); 6385b4ec636637c9d876102240127cc0dca9280e83aTed Kremenek RECORD(VERSION_CONTROL_BRANCH_REVISION); 6396a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor RECORD(MACRO_DEFINITION_OFFSETS); 640a93e3b5bde9f0a7b59215f19f176f7d69881b81cSebastian Redl RECORD(CHAINED_METADATA); 641320198303df7c16950d83ae79c3f702b84badcf7Fariborz Jahanian RECORD(REFERENCED_SELECTOR_POOL); 6426a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor 643b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner // SourceManager Block. 6442f4efd10c805cb779618c1a22a35eb07b5043c4eChris Lattner BLOCK(SOURCE_MANAGER_BLOCK); 645b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner RECORD(SM_SLOC_FILE_ENTRY); 646b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner RECORD(SM_SLOC_BUFFER_ENTRY); 647b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner RECORD(SM_SLOC_BUFFER_BLOB); 648b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner RECORD(SM_SLOC_INSTANTIATION_ENTRY); 649b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner RECORD(SM_LINE_TABLE); 6501eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 651b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner // Preprocessor Block. 6522f4efd10c805cb779618c1a22a35eb07b5043c4eChris Lattner BLOCK(PREPROCESSOR_BLOCK); 653b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner RECORD(PP_MACRO_OBJECT_LIKE); 654b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner RECORD(PP_MACRO_FUNCTION_LIKE); 655b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner RECORD(PP_TOKEN); 6566a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor RECORD(PP_MACRO_INSTANTIATION); 6576a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor RECORD(PP_MACRO_DEFINITION); 6586a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor 65961d60ee6aa0a5ded0ddcf48679673b37506a1895Douglas Gregor // Decls and Types block. 66061d60ee6aa0a5ded0ddcf48679673b37506a1895Douglas Gregor BLOCK(DECLTYPES_BLOCK); 661b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner RECORD(TYPE_EXT_QUAL); 662b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner RECORD(TYPE_COMPLEX); 663b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner RECORD(TYPE_POINTER); 664b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner RECORD(TYPE_BLOCK_POINTER); 665b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner RECORD(TYPE_LVALUE_REFERENCE); 666b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner RECORD(TYPE_RVALUE_REFERENCE); 667b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner RECORD(TYPE_MEMBER_POINTER); 668b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner RECORD(TYPE_CONSTANT_ARRAY); 669b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner RECORD(TYPE_INCOMPLETE_ARRAY); 670b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner RECORD(TYPE_VARIABLE_ARRAY); 671b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner RECORD(TYPE_VECTOR); 672b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner RECORD(TYPE_EXT_VECTOR); 673b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner RECORD(TYPE_FUNCTION_PROTO); 674b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner RECORD(TYPE_FUNCTION_NO_PROTO); 675b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner RECORD(TYPE_TYPEDEF); 676b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner RECORD(TYPE_TYPEOF_EXPR); 677b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner RECORD(TYPE_TYPEOF); 678b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner RECORD(TYPE_RECORD); 679b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner RECORD(TYPE_ENUM); 680b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner RECORD(TYPE_OBJC_INTERFACE); 681a53d2cbe37e4be0d95b9d3e09f74eafae31fc940John McCall RECORD(TYPE_OBJC_OBJECT); 682d1b3c2dd5bc1f3103bee6137957aa7c5f8f2f0bcSteve Naroff RECORD(TYPE_OBJC_OBJECT_POINTER); 6830ff8cda4442cff571aba1be91dd16f64a0bf16aaChris Lattner RECORD(DECL_ATTR); 6840ff8cda4442cff571aba1be91dd16f64a0bf16aaChris Lattner RECORD(DECL_TRANSLATION_UNIT); 6850ff8cda4442cff571aba1be91dd16f64a0bf16aaChris Lattner RECORD(DECL_TYPEDEF); 6860ff8cda4442cff571aba1be91dd16f64a0bf16aaChris Lattner RECORD(DECL_ENUM); 6870ff8cda4442cff571aba1be91dd16f64a0bf16aaChris Lattner RECORD(DECL_RECORD); 6880ff8cda4442cff571aba1be91dd16f64a0bf16aaChris Lattner RECORD(DECL_ENUM_CONSTANT); 6890ff8cda4442cff571aba1be91dd16f64a0bf16aaChris Lattner RECORD(DECL_FUNCTION); 6900ff8cda4442cff571aba1be91dd16f64a0bf16aaChris Lattner RECORD(DECL_OBJC_METHOD); 6910ff8cda4442cff571aba1be91dd16f64a0bf16aaChris Lattner RECORD(DECL_OBJC_INTERFACE); 6920ff8cda4442cff571aba1be91dd16f64a0bf16aaChris Lattner RECORD(DECL_OBJC_PROTOCOL); 6930ff8cda4442cff571aba1be91dd16f64a0bf16aaChris Lattner RECORD(DECL_OBJC_IVAR); 6940ff8cda4442cff571aba1be91dd16f64a0bf16aaChris Lattner RECORD(DECL_OBJC_AT_DEFS_FIELD); 6950ff8cda4442cff571aba1be91dd16f64a0bf16aaChris Lattner RECORD(DECL_OBJC_CLASS); 6960ff8cda4442cff571aba1be91dd16f64a0bf16aaChris Lattner RECORD(DECL_OBJC_FORWARD_PROTOCOL); 6970ff8cda4442cff571aba1be91dd16f64a0bf16aaChris Lattner RECORD(DECL_OBJC_CATEGORY); 6980ff8cda4442cff571aba1be91dd16f64a0bf16aaChris Lattner RECORD(DECL_OBJC_CATEGORY_IMPL); 6990ff8cda4442cff571aba1be91dd16f64a0bf16aaChris Lattner RECORD(DECL_OBJC_IMPLEMENTATION); 7000ff8cda4442cff571aba1be91dd16f64a0bf16aaChris Lattner RECORD(DECL_OBJC_COMPATIBLE_ALIAS); 7010ff8cda4442cff571aba1be91dd16f64a0bf16aaChris Lattner RECORD(DECL_OBJC_PROPERTY); 7020ff8cda4442cff571aba1be91dd16f64a0bf16aaChris Lattner RECORD(DECL_OBJC_PROPERTY_IMPL); 703b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner RECORD(DECL_FIELD); 704b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner RECORD(DECL_VAR); 7050ff8cda4442cff571aba1be91dd16f64a0bf16aaChris Lattner RECORD(DECL_IMPLICIT_PARAM); 706b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner RECORD(DECL_PARM_VAR); 7070ff8cda4442cff571aba1be91dd16f64a0bf16aaChris Lattner RECORD(DECL_FILE_SCOPE_ASM); 7080ff8cda4442cff571aba1be91dd16f64a0bf16aaChris Lattner RECORD(DECL_BLOCK); 7090ff8cda4442cff571aba1be91dd16f64a0bf16aaChris Lattner RECORD(DECL_CONTEXT_LEXICAL); 7100ff8cda4442cff571aba1be91dd16f64a0bf16aaChris Lattner RECORD(DECL_CONTEXT_VISIBLE); 71161d60ee6aa0a5ded0ddcf48679673b37506a1895Douglas Gregor // Statements and Exprs can occur in the Decls and Types block. 7120558df2da807646e65d4fa290f4e92114af1a746Chris Lattner AddStmtsExprs(Stream, Record); 713b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner#undef RECORD 714b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner#undef BLOCK 715b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner Stream.ExitBlock(); 716b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner} 717b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner 718e650c8c3bca2f58cad8ffa8aab63126d26e890cdDouglas Gregor/// \brief Adjusts the given filename to only write out the portion of the 719e650c8c3bca2f58cad8ffa8aab63126d26e890cdDouglas Gregor/// filename that is not part of the system root directory. 7201eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump/// 721e650c8c3bca2f58cad8ffa8aab63126d26e890cdDouglas Gregor/// \param Filename the file name to adjust. 722e650c8c3bca2f58cad8ffa8aab63126d26e890cdDouglas Gregor/// 723e650c8c3bca2f58cad8ffa8aab63126d26e890cdDouglas Gregor/// \param isysroot When non-NULL, the PCH file is a relocatable PCH file and 724e650c8c3bca2f58cad8ffa8aab63126d26e890cdDouglas Gregor/// the returned filename will be adjusted by this system root. 725e650c8c3bca2f58cad8ffa8aab63126d26e890cdDouglas Gregor/// 726e650c8c3bca2f58cad8ffa8aab63126d26e890cdDouglas Gregor/// \returns either the original filename (if it needs no adjustment) or the 727e650c8c3bca2f58cad8ffa8aab63126d26e890cdDouglas Gregor/// adjusted filename (which points into the @p Filename parameter). 7281eb4433ac451dc16f4133a88af2d002ac26c58efMike Stumpstatic const char * 729e650c8c3bca2f58cad8ffa8aab63126d26e890cdDouglas GregoradjustFilenameForRelocatablePCH(const char *Filename, const char *isysroot) { 730e650c8c3bca2f58cad8ffa8aab63126d26e890cdDouglas Gregor assert(Filename && "No file name to adjust?"); 7311eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 732e650c8c3bca2f58cad8ffa8aab63126d26e890cdDouglas Gregor if (!isysroot) 733e650c8c3bca2f58cad8ffa8aab63126d26e890cdDouglas Gregor return Filename; 7341eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 735e650c8c3bca2f58cad8ffa8aab63126d26e890cdDouglas Gregor // Verify that the filename and the system root have the same prefix. 736e650c8c3bca2f58cad8ffa8aab63126d26e890cdDouglas Gregor unsigned Pos = 0; 737e650c8c3bca2f58cad8ffa8aab63126d26e890cdDouglas Gregor for (; Filename[Pos] && isysroot[Pos]; ++Pos) 738e650c8c3bca2f58cad8ffa8aab63126d26e890cdDouglas Gregor if (Filename[Pos] != isysroot[Pos]) 739e650c8c3bca2f58cad8ffa8aab63126d26e890cdDouglas Gregor return Filename; // Prefixes don't match. 7401eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 741e650c8c3bca2f58cad8ffa8aab63126d26e890cdDouglas Gregor // We hit the end of the filename before we hit the end of the system root. 742e650c8c3bca2f58cad8ffa8aab63126d26e890cdDouglas Gregor if (!Filename[Pos]) 743e650c8c3bca2f58cad8ffa8aab63126d26e890cdDouglas Gregor return Filename; 7441eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 745e650c8c3bca2f58cad8ffa8aab63126d26e890cdDouglas Gregor // If the file name has a '/' at the current position, skip over the '/'. 746e650c8c3bca2f58cad8ffa8aab63126d26e890cdDouglas Gregor // We distinguish sysroot-based includes from absolute includes by the 747e650c8c3bca2f58cad8ffa8aab63126d26e890cdDouglas Gregor // absence of '/' at the beginning of sysroot-based includes. 748e650c8c3bca2f58cad8ffa8aab63126d26e890cdDouglas Gregor if (Filename[Pos] == '/') 749e650c8c3bca2f58cad8ffa8aab63126d26e890cdDouglas Gregor ++Pos; 7501eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 751e650c8c3bca2f58cad8ffa8aab63126d26e890cdDouglas Gregor return Filename + Pos; 752e650c8c3bca2f58cad8ffa8aab63126d26e890cdDouglas Gregor} 753b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner 7543397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redl/// \brief Write the AST metadata (e.g., i686-apple-darwin9). 755a4232eb646d89e7d52424bb42eb87d9061f39e63Sebastian Redlvoid ASTWriter::WriteMetadata(ASTContext &Context, const char *isysroot) { 7562bec0410d268779f601bd509e0302a500af7ac6aDouglas Gregor using namespace llvm; 757b64c19365deab788753d29c9bc881253c3f16f37Douglas Gregor 758e650c8c3bca2f58cad8ffa8aab63126d26e890cdDouglas Gregor // Metadata 759e650c8c3bca2f58cad8ffa8aab63126d26e890cdDouglas Gregor const TargetInfo &Target = Context.Target; 760e650c8c3bca2f58cad8ffa8aab63126d26e890cdDouglas Gregor BitCodeAbbrev *MetaAbbrev = new BitCodeAbbrev(); 76177f4603c8b142e642300959a601ecec2b7c8e288Sebastian Redl MetaAbbrev->Add(BitCodeAbbrevOp( 76277f4603c8b142e642300959a601ecec2b7c8e288Sebastian Redl Chain ? pch::CHAINED_METADATA : pch::METADATA)); 7633397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redl MetaAbbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 16)); // AST major 7643397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redl MetaAbbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 16)); // AST minor 765e650c8c3bca2f58cad8ffa8aab63126d26e890cdDouglas Gregor MetaAbbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 16)); // Clang major 766e650c8c3bca2f58cad8ffa8aab63126d26e890cdDouglas Gregor MetaAbbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 16)); // Clang minor 767e650c8c3bca2f58cad8ffa8aab63126d26e890cdDouglas Gregor MetaAbbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 1)); // Relocatable 76877f4603c8b142e642300959a601ecec2b7c8e288Sebastian Redl // Target triple or chained PCH name 76977f4603c8b142e642300959a601ecec2b7c8e288Sebastian Redl MetaAbbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Blob)); 770e650c8c3bca2f58cad8ffa8aab63126d26e890cdDouglas Gregor unsigned MetaAbbrevCode = Stream.EmitAbbrev(MetaAbbrev); 7711eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 772e650c8c3bca2f58cad8ffa8aab63126d26e890cdDouglas Gregor RecordData Record; 77377f4603c8b142e642300959a601ecec2b7c8e288Sebastian Redl Record.push_back(Chain ? pch::CHAINED_METADATA : pch::METADATA); 774e650c8c3bca2f58cad8ffa8aab63126d26e890cdDouglas Gregor Record.push_back(pch::VERSION_MAJOR); 775e650c8c3bca2f58cad8ffa8aab63126d26e890cdDouglas Gregor Record.push_back(pch::VERSION_MINOR); 776e650c8c3bca2f58cad8ffa8aab63126d26e890cdDouglas Gregor Record.push_back(CLANG_VERSION_MAJOR); 777e650c8c3bca2f58cad8ffa8aab63126d26e890cdDouglas Gregor Record.push_back(CLANG_VERSION_MINOR); 778e650c8c3bca2f58cad8ffa8aab63126d26e890cdDouglas Gregor Record.push_back(isysroot != 0); 77977f4603c8b142e642300959a601ecec2b7c8e288Sebastian Redl // FIXME: This writes the absolute path for chained headers. 78077f4603c8b142e642300959a601ecec2b7c8e288Sebastian Redl const std::string &BlobStr = Chain ? Chain->getFileName() : Target.getTriple().getTriple(); 78177f4603c8b142e642300959a601ecec2b7c8e288Sebastian Redl Stream.EmitRecordWithBlob(MetaAbbrevCode, Record, BlobStr); 7821eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 783b64c19365deab788753d29c9bc881253c3f16f37Douglas Gregor // Original file name 784b64c19365deab788753d29c9bc881253c3f16f37Douglas Gregor SourceManager &SM = Context.getSourceManager(); 785b64c19365deab788753d29c9bc881253c3f16f37Douglas Gregor if (const FileEntry *MainFile = SM.getFileEntryForID(SM.getMainFileID())) { 786b64c19365deab788753d29c9bc881253c3f16f37Douglas Gregor BitCodeAbbrev *FileAbbrev = new BitCodeAbbrev(); 787b64c19365deab788753d29c9bc881253c3f16f37Douglas Gregor FileAbbrev->Add(BitCodeAbbrevOp(pch::ORIGINAL_FILE_NAME)); 788b64c19365deab788753d29c9bc881253c3f16f37Douglas Gregor FileAbbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Blob)); // File name 789b64c19365deab788753d29c9bc881253c3f16f37Douglas Gregor unsigned FileAbbrevCode = Stream.EmitAbbrev(FileAbbrev); 790b64c19365deab788753d29c9bc881253c3f16f37Douglas Gregor 791b64c19365deab788753d29c9bc881253c3f16f37Douglas Gregor llvm::sys::Path MainFilePath(MainFile->getName()); 7921eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 79311a18f115e8974ef24e8d5bb549ed3289871efa4Kovarththanan Rajaratnam MainFilePath.makeAbsolute(); 794b64c19365deab788753d29c9bc881253c3f16f37Douglas Gregor 795aba54a95e9d5e4dc9056abec6bb70ea777c4a7bcKovarththanan Rajaratnam const char *MainFileNameStr = MainFilePath.c_str(); 7961eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump MainFileNameStr = adjustFilenameForRelocatablePCH(MainFileNameStr, 797e650c8c3bca2f58cad8ffa8aab63126d26e890cdDouglas Gregor isysroot); 798b64c19365deab788753d29c9bc881253c3f16f37Douglas Gregor RecordData Record; 799b64c19365deab788753d29c9bc881253c3f16f37Douglas Gregor Record.push_back(pch::ORIGINAL_FILE_NAME); 800ec312a1f0557b1d27f3eb6cf49acbf7e72696422Daniel Dunbar Stream.EmitRecordWithBlob(FileAbbrevCode, Record, MainFileNameStr); 801b64c19365deab788753d29c9bc881253c3f16f37Douglas Gregor } 80211a18f115e8974ef24e8d5bb549ed3289871efa4Kovarththanan Rajaratnam 803f7a96a39958b3f919f26764777eec948b43d74bcTed Kremenek // Repository branch/version information. 804f7a96a39958b3f919f26764777eec948b43d74bcTed Kremenek BitCodeAbbrev *RepoAbbrev = new BitCodeAbbrev(); 805f7a96a39958b3f919f26764777eec948b43d74bcTed Kremenek RepoAbbrev->Add(BitCodeAbbrevOp(pch::VERSION_CONTROL_BRANCH_REVISION)); 806f7a96a39958b3f919f26764777eec948b43d74bcTed Kremenek RepoAbbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Blob)); // SVN branch/tag 807f7a96a39958b3f919f26764777eec948b43d74bcTed Kremenek unsigned RepoAbbrevCode = Stream.EmitAbbrev(RepoAbbrev); 808445e23e9b909ec8e21303c7dd82c90b72fc09ac4Douglas Gregor Record.clear(); 8095b4ec636637c9d876102240127cc0dca9280e83aTed Kremenek Record.push_back(pch::VERSION_CONTROL_BRANCH_REVISION); 810f7a96a39958b3f919f26764777eec948b43d74bcTed Kremenek Stream.EmitRecordWithBlob(RepoAbbrevCode, Record, 811f7a96a39958b3f919f26764777eec948b43d74bcTed Kremenek getClangFullRepositoryVersion()); 8122bec0410d268779f601bd509e0302a500af7ac6aDouglas Gregor} 8132bec0410d268779f601bd509e0302a500af7ac6aDouglas Gregor 8142bec0410d268779f601bd509e0302a500af7ac6aDouglas Gregor/// \brief Write the LangOptions structure. 815a4232eb646d89e7d52424bb42eb87d9061f39e63Sebastian Redlvoid ASTWriter::WriteLanguageOptions(const LangOptions &LangOpts) { 8160a0428e96c6f1e8bef7a481a9eb69a6f6df38951Douglas Gregor RecordData Record; 8170a0428e96c6f1e8bef7a481a9eb69a6f6df38951Douglas Gregor Record.push_back(LangOpts.Trigraphs); 8180a0428e96c6f1e8bef7a481a9eb69a6f6df38951Douglas Gregor Record.push_back(LangOpts.BCPLComment); // BCPL-style '//' comments. 8190a0428e96c6f1e8bef7a481a9eb69a6f6df38951Douglas Gregor Record.push_back(LangOpts.DollarIdents); // '$' allowed in identifiers. 8200a0428e96c6f1e8bef7a481a9eb69a6f6df38951Douglas Gregor Record.push_back(LangOpts.AsmPreprocessor); // Preprocessor in asm mode. 8210a0428e96c6f1e8bef7a481a9eb69a6f6df38951Douglas Gregor Record.push_back(LangOpts.GNUMode); // True in gnu99 mode false in c99 mode (etc) 822eb5d7b752651283de5abfcc2f91df7227582a08dChandler Carruth Record.push_back(LangOpts.GNUKeywords); // Allow GNU-extension keywords 8230a0428e96c6f1e8bef7a481a9eb69a6f6df38951Douglas Gregor Record.push_back(LangOpts.ImplicitInt); // C89 implicit 'int'. 8240a0428e96c6f1e8bef7a481a9eb69a6f6df38951Douglas Gregor Record.push_back(LangOpts.Digraphs); // C94, C99 and C++ 8250a0428e96c6f1e8bef7a481a9eb69a6f6df38951Douglas Gregor Record.push_back(LangOpts.HexFloats); // C99 Hexadecimal float constants. 8260a0428e96c6f1e8bef7a481a9eb69a6f6df38951Douglas Gregor Record.push_back(LangOpts.C99); // C99 Support 8270a0428e96c6f1e8bef7a481a9eb69a6f6df38951Douglas Gregor Record.push_back(LangOpts.Microsoft); // Microsoft extensions. 8280a0428e96c6f1e8bef7a481a9eb69a6f6df38951Douglas Gregor Record.push_back(LangOpts.CPlusPlus); // C++ Support 8290a0428e96c6f1e8bef7a481a9eb69a6f6df38951Douglas Gregor Record.push_back(LangOpts.CPlusPlus0x); // C++0x Support 8300a0428e96c6f1e8bef7a481a9eb69a6f6df38951Douglas Gregor Record.push_back(LangOpts.CXXOperatorNames); // Treat C++ operator names as keywords. 8311eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 8320a0428e96c6f1e8bef7a481a9eb69a6f6df38951Douglas Gregor Record.push_back(LangOpts.ObjC1); // Objective-C 1 support enabled. 8330a0428e96c6f1e8bef7a481a9eb69a6f6df38951Douglas Gregor Record.push_back(LangOpts.ObjC2); // Objective-C 2 support enabled. 83411a18f115e8974ef24e8d5bb549ed3289871efa4Kovarththanan Rajaratnam Record.push_back(LangOpts.ObjCNonFragileABI); // Objective-C 835412e798941ca64e2e6b084323915fa9aa5f6bdf3Fariborz Jahanian // modern abi enabled. 83611a18f115e8974ef24e8d5bb549ed3289871efa4Kovarththanan Rajaratnam Record.push_back(LangOpts.ObjCNonFragileABI2); // Objective-C enhanced 837412e798941ca64e2e6b084323915fa9aa5f6bdf3Fariborz Jahanian // modern abi enabled. 8384c9d8d0eca5ca635d9a30222f690db9140e98325Fariborz Jahanian Record.push_back(LangOpts.NoConstantCFStrings); // non cfstring generation enabled.. 8391eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 8400a0428e96c6f1e8bef7a481a9eb69a6f6df38951Douglas Gregor Record.push_back(LangOpts.PascalStrings); // Allow Pascal strings 8410a0428e96c6f1e8bef7a481a9eb69a6f6df38951Douglas Gregor Record.push_back(LangOpts.WritableStrings); // Allow writable strings 8420a0428e96c6f1e8bef7a481a9eb69a6f6df38951Douglas Gregor Record.push_back(LangOpts.LaxVectorConversions); 843b9e7e63ae2098bc02e79c032df0a3124d09a4b4eNate Begeman Record.push_back(LangOpts.AltiVec); 8440a0428e96c6f1e8bef7a481a9eb69a6f6df38951Douglas Gregor Record.push_back(LangOpts.Exceptions); // Support exception handling. 84573482884560be041d86eccbd7dd5a6918677393bDaniel Dunbar Record.push_back(LangOpts.SjLjExceptions); 8460a0428e96c6f1e8bef7a481a9eb69a6f6df38951Douglas Gregor 8470a0428e96c6f1e8bef7a481a9eb69a6f6df38951Douglas Gregor Record.push_back(LangOpts.NeXTRuntime); // Use NeXT runtime. 8480a0428e96c6f1e8bef7a481a9eb69a6f6df38951Douglas Gregor Record.push_back(LangOpts.Freestanding); // Freestanding implementation 8490a0428e96c6f1e8bef7a481a9eb69a6f6df38951Douglas Gregor Record.push_back(LangOpts.NoBuiltin); // Do not use builtin functions (-fno-builtin) 8500a0428e96c6f1e8bef7a481a9eb69a6f6df38951Douglas Gregor 851ea5ce4705df0743093925585d8edc80e0d8fe3ffChris Lattner // Whether static initializers are protected by locks. 852ea5ce4705df0743093925585d8edc80e0d8fe3ffChris Lattner Record.push_back(LangOpts.ThreadsafeStatics); 853972d954bd216c86a961bb7f81c53af85de17c2f0Douglas Gregor Record.push_back(LangOpts.POSIXThreads); 8540a0428e96c6f1e8bef7a481a9eb69a6f6df38951Douglas Gregor Record.push_back(LangOpts.Blocks); // block extension to C 8550a0428e96c6f1e8bef7a481a9eb69a6f6df38951Douglas Gregor Record.push_back(LangOpts.EmitAllDecls); // Emit all declarations, even if 8560a0428e96c6f1e8bef7a481a9eb69a6f6df38951Douglas Gregor // they are unused. 8570a0428e96c6f1e8bef7a481a9eb69a6f6df38951Douglas Gregor Record.push_back(LangOpts.MathErrno); // Math functions must respect errno 8580a0428e96c6f1e8bef7a481a9eb69a6f6df38951Douglas Gregor // (modulo the platform support). 8590a0428e96c6f1e8bef7a481a9eb69a6f6df38951Douglas Gregor 860a4d71455f0d418e16cc0c5c5aa55a3bad3494aeeChris Lattner Record.push_back(LangOpts.getSignedOverflowBehavior()); 861a4d71455f0d418e16cc0c5c5aa55a3bad3494aeeChris Lattner Record.push_back(LangOpts.HeinousExtensions); 8620a0428e96c6f1e8bef7a481a9eb69a6f6df38951Douglas Gregor 8630a0428e96c6f1e8bef7a481a9eb69a6f6df38951Douglas Gregor Record.push_back(LangOpts.Optimize); // Whether __OPTIMIZE__ should be defined. 8641eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump Record.push_back(LangOpts.OptimizeSize); // Whether __OPTIMIZE_SIZE__ should be 8650a0428e96c6f1e8bef7a481a9eb69a6f6df38951Douglas Gregor // defined. 8660a0428e96c6f1e8bef7a481a9eb69a6f6df38951Douglas Gregor Record.push_back(LangOpts.Static); // Should __STATIC__ be defined (as 8670a0428e96c6f1e8bef7a481a9eb69a6f6df38951Douglas Gregor // opposed to __DYNAMIC__). 8680a0428e96c6f1e8bef7a481a9eb69a6f6df38951Douglas Gregor Record.push_back(LangOpts.PICLevel); // The value for __PIC__, if non-zero. 8690a0428e96c6f1e8bef7a481a9eb69a6f6df38951Douglas Gregor 8700a0428e96c6f1e8bef7a481a9eb69a6f6df38951Douglas Gregor Record.push_back(LangOpts.GNUInline); // Should GNU inline semantics be 8710a0428e96c6f1e8bef7a481a9eb69a6f6df38951Douglas Gregor // used (instead of C99 semantics). 8720a0428e96c6f1e8bef7a481a9eb69a6f6df38951Douglas Gregor Record.push_back(LangOpts.NoInline); // Should __NO_INLINE__ be defined. 873a33d9b4ebf732a5da6d56fd7319ff6c020789b1cAnders Carlsson Record.push_back(LangOpts.AccessControl); // Whether C++ access control should 874a33d9b4ebf732a5da6d56fd7319ff6c020789b1cAnders Carlsson // be enabled. 87515b91764d08e886391c865c4a444d7b51141c284Eli Friedman Record.push_back(LangOpts.CharIsSigned); // Whether char is a signed or 87615b91764d08e886391c865c4a444d7b51141c284Eli Friedman // unsigned type 877a6fda124bf380479529d6a80b84b62cacd3cb707John Thompson Record.push_back(LangOpts.ShortWChar); // force wchar_t to be unsigned short 8780a0428e96c6f1e8bef7a481a9eb69a6f6df38951Douglas Gregor Record.push_back(LangOpts.getGCMode()); 8790a0428e96c6f1e8bef7a481a9eb69a6f6df38951Douglas Gregor Record.push_back(LangOpts.getVisibilityMode()); 880ab8e281b32a3d3b9b18257d26844362bf806ecdcDaniel Dunbar Record.push_back(LangOpts.getStackProtectorMode()); 8810a0428e96c6f1e8bef7a481a9eb69a6f6df38951Douglas Gregor Record.push_back(LangOpts.InstantiationDepth); 882b9e7e63ae2098bc02e79c032df0a3124d09a4b4eNate Begeman Record.push_back(LangOpts.OpenCL); 8839c276ae0f24d4cee8f7954069d4b8eae45d0447dMike Stump Record.push_back(LangOpts.CatchUndefined); 88492f5822df6a0d7571df44b5d279ed4f017fbb0e6Anders Carlsson Record.push_back(LangOpts.ElideConstructors); 885a0068fc64351db9c47916566e3b85ab733cd8d6dDouglas Gregor Record.push_back(LangOpts.SpellChecking); 886c9490c000f515c29f200a1215328d8ab9a0f3818Douglas Gregor Stream.EmitRecord(pch::LANGUAGE_OPTIONS, Record); 8870a0428e96c6f1e8bef7a481a9eb69a6f6df38951Douglas Gregor} 8880a0428e96c6f1e8bef7a481a9eb69a6f6df38951Douglas Gregor 88914f79002e58556798e86168c63e48d533287eda5Douglas Gregor//===----------------------------------------------------------------------===// 8904fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor// stat cache Serialization 8914fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor//===----------------------------------------------------------------------===// 8924fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor 8934fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregornamespace { 8944fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor// Trait used for the on-disk hash table of stat cache results. 8953397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redlclass ASTStatCacheTrait { 8964fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregorpublic: 8974fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor typedef const char * key_type; 8984fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor typedef key_type key_type_ref; 8991eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 9004fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor typedef std::pair<int, struct stat> data_type; 9014fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor typedef const data_type& data_type_ref; 9024fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor 9034fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor static unsigned ComputeHash(const char *path) { 9042596e429a61602312bdd149786045b8a90cd2d10Daniel Dunbar return llvm::HashString(path); 9054fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor } 9061eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 9071eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump std::pair<unsigned,unsigned> 9084fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor EmitKeyDataLength(llvm::raw_ostream& Out, const char *path, 9094fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor data_type_ref Data) { 9104fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor unsigned StrLen = strlen(path); 9114fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor clang::io::Emit16(Out, StrLen); 9124fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor unsigned DataLen = 1; // result value 9134fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor if (Data.first == 0) 9144fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor DataLen += 4 + 4 + 2 + 8 + 8; 9154fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor clang::io::Emit8(Out, DataLen); 9164fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor return std::make_pair(StrLen + 1, DataLen); 9174fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor } 9181eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 9194fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor void EmitKey(llvm::raw_ostream& Out, const char *path, unsigned KeyLen) { 9204fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor Out.write(path, KeyLen); 9214fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor } 9221eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 9234fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor void EmitData(llvm::raw_ostream& Out, key_type_ref, 9244fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor data_type_ref Data, unsigned DataLen) { 9254fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor using namespace clang::io; 9264fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor uint64_t Start = Out.tell(); (void)Start; 9271eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 9284fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor // Result of stat() 9294fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor Emit8(Out, Data.first? 1 : 0); 9301eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 9314fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor if (Data.first == 0) { 9324fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor Emit32(Out, (uint32_t) Data.second.st_ino); 9334fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor Emit32(Out, (uint32_t) Data.second.st_dev); 9344fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor Emit16(Out, (uint16_t) Data.second.st_mode); 9354fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor Emit64(Out, (uint64_t) Data.second.st_mtime); 9364fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor Emit64(Out, (uint64_t) Data.second.st_size); 9374fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor } 9384fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor 9394fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor assert(Out.tell() - Start == DataLen && "Wrong data length"); 9404fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor } 9414fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor}; 9424fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor} // end anonymous namespace 9434fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor 9443397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redl/// \brief Write the stat() system call cache to the AST file. 945a4232eb646d89e7d52424bb42eb87d9061f39e63Sebastian Redlvoid ASTWriter::WriteStatCache(MemorizeStatCalls &StatCalls) { 9464fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor // Build the on-disk hash table containing information about every 9474fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor // stat() call. 9483397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redl OnDiskChainedHashTableGenerator<ASTStatCacheTrait> Generator; 9494fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor unsigned NumStatEntries = 0; 9501eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump for (MemorizeStatCalls::iterator Stat = StatCalls.begin(), 9514fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor StatEnd = StatCalls.end(); 952e650c8c3bca2f58cad8ffa8aab63126d26e890cdDouglas Gregor Stat != StatEnd; ++Stat, ++NumStatEntries) { 953e650c8c3bca2f58cad8ffa8aab63126d26e890cdDouglas Gregor const char *Filename = Stat->first(); 954e650c8c3bca2f58cad8ffa8aab63126d26e890cdDouglas Gregor Generator.insert(Filename, Stat->second); 955e650c8c3bca2f58cad8ffa8aab63126d26e890cdDouglas Gregor } 9561eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 9574fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor // Create the on-disk hash table in a buffer. 9581eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump llvm::SmallString<4096> StatCacheData; 9594fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor uint32_t BucketOffset; 9604fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor { 9614fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor llvm::raw_svector_ostream Out(StatCacheData); 9624fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor // Make sure that no bucket is at offset 0 9634fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor clang::io::Emit32(Out, 0); 9644fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor BucketOffset = Generator.Emit(Out); 9654fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor } 9664fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor 9674fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor // Create a blob abbreviation 9684fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor using namespace llvm; 9694fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor BitCodeAbbrev *Abbrev = new BitCodeAbbrev(); 9704fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor Abbrev->Add(BitCodeAbbrevOp(pch::STAT_CACHE)); 9714fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 32)); 9724fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 32)); 9734fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Blob)); 9744fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor unsigned StatCacheAbbrev = Stream.EmitAbbrev(Abbrev); 9754fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor 9764fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor // Write the stat cache 9774fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor RecordData Record; 9784fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor Record.push_back(pch::STAT_CACHE); 9794fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor Record.push_back(BucketOffset); 9804fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor Record.push_back(NumStatEntries); 981ec312a1f0557b1d27f3eb6cf49acbf7e72696422Daniel Dunbar Stream.EmitRecordWithBlob(StatCacheAbbrev, Record, StatCacheData.str()); 9824fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor} 9834fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor 9844fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor//===----------------------------------------------------------------------===// 98514f79002e58556798e86168c63e48d533287eda5Douglas Gregor// Source Manager Serialization 98614f79002e58556798e86168c63e48d533287eda5Douglas Gregor//===----------------------------------------------------------------------===// 98714f79002e58556798e86168c63e48d533287eda5Douglas Gregor 98814f79002e58556798e86168c63e48d533287eda5Douglas Gregor/// \brief Create an abbreviation for the SLocEntry that refers to a 98914f79002e58556798e86168c63e48d533287eda5Douglas Gregor/// file. 990c9490c000f515c29f200a1215328d8ab9a0f3818Douglas Gregorstatic unsigned CreateSLocFileAbbrev(llvm::BitstreamWriter &Stream) { 99114f79002e58556798e86168c63e48d533287eda5Douglas Gregor using namespace llvm; 99214f79002e58556798e86168c63e48d533287eda5Douglas Gregor BitCodeAbbrev *Abbrev = new BitCodeAbbrev(); 99314f79002e58556798e86168c63e48d533287eda5Douglas Gregor Abbrev->Add(BitCodeAbbrevOp(pch::SM_SLOC_FILE_ENTRY)); 99414f79002e58556798e86168c63e48d533287eda5Douglas Gregor Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::VBR, 8)); // Offset 99514f79002e58556798e86168c63e48d533287eda5Douglas Gregor Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::VBR, 8)); // Include location 99614f79002e58556798e86168c63e48d533287eda5Douglas Gregor Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 2)); // Characteristic 99714f79002e58556798e86168c63e48d533287eda5Douglas Gregor Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 1)); // Line directives 9982d52be56ff595341be3c6cec337af6763804ce66Douglas Gregor // FileEntry fields. 9992d52be56ff595341be3c6cec337af6763804ce66Douglas Gregor Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::VBR, 12)); // Size 10002d52be56ff595341be3c6cec337af6763804ce66Douglas Gregor Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::VBR, 32)); // Modification time 100112fab31aa5868b1a6b52246b5a87daa48a338fe2Douglas Gregor // HeaderFileInfo fields. 100212fab31aa5868b1a6b52246b5a87daa48a338fe2Douglas Gregor Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 1)); // isImport 100312fab31aa5868b1a6b52246b5a87daa48a338fe2Douglas Gregor Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 2)); // DirInfo 100412fab31aa5868b1a6b52246b5a87daa48a338fe2Douglas Gregor Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::VBR, 8)); // NumIncludes 100512fab31aa5868b1a6b52246b5a87daa48a338fe2Douglas Gregor Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::VBR, 8)); // ControllingMacro 100614f79002e58556798e86168c63e48d533287eda5Douglas Gregor Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Blob)); // File name 1007c9490c000f515c29f200a1215328d8ab9a0f3818Douglas Gregor return Stream.EmitAbbrev(Abbrev); 100814f79002e58556798e86168c63e48d533287eda5Douglas Gregor} 100914f79002e58556798e86168c63e48d533287eda5Douglas Gregor 101014f79002e58556798e86168c63e48d533287eda5Douglas Gregor/// \brief Create an abbreviation for the SLocEntry that refers to a 101114f79002e58556798e86168c63e48d533287eda5Douglas Gregor/// buffer. 1012c9490c000f515c29f200a1215328d8ab9a0f3818Douglas Gregorstatic unsigned CreateSLocBufferAbbrev(llvm::BitstreamWriter &Stream) { 101314f79002e58556798e86168c63e48d533287eda5Douglas Gregor using namespace llvm; 101414f79002e58556798e86168c63e48d533287eda5Douglas Gregor BitCodeAbbrev *Abbrev = new BitCodeAbbrev(); 101514f79002e58556798e86168c63e48d533287eda5Douglas Gregor Abbrev->Add(BitCodeAbbrevOp(pch::SM_SLOC_BUFFER_ENTRY)); 101614f79002e58556798e86168c63e48d533287eda5Douglas Gregor Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::VBR, 8)); // Offset 101714f79002e58556798e86168c63e48d533287eda5Douglas Gregor Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::VBR, 8)); // Include location 101814f79002e58556798e86168c63e48d533287eda5Douglas Gregor Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 2)); // Characteristic 101914f79002e58556798e86168c63e48d533287eda5Douglas Gregor Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 1)); // Line directives 102014f79002e58556798e86168c63e48d533287eda5Douglas Gregor Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Blob)); // Buffer name blob 1021c9490c000f515c29f200a1215328d8ab9a0f3818Douglas Gregor return Stream.EmitAbbrev(Abbrev); 102214f79002e58556798e86168c63e48d533287eda5Douglas Gregor} 102314f79002e58556798e86168c63e48d533287eda5Douglas Gregor 102414f79002e58556798e86168c63e48d533287eda5Douglas Gregor/// \brief Create an abbreviation for the SLocEntry that refers to a 102514f79002e58556798e86168c63e48d533287eda5Douglas Gregor/// buffer's blob. 1026c9490c000f515c29f200a1215328d8ab9a0f3818Douglas Gregorstatic unsigned CreateSLocBufferBlobAbbrev(llvm::BitstreamWriter &Stream) { 102714f79002e58556798e86168c63e48d533287eda5Douglas Gregor using namespace llvm; 102814f79002e58556798e86168c63e48d533287eda5Douglas Gregor BitCodeAbbrev *Abbrev = new BitCodeAbbrev(); 102914f79002e58556798e86168c63e48d533287eda5Douglas Gregor Abbrev->Add(BitCodeAbbrevOp(pch::SM_SLOC_BUFFER_BLOB)); 103014f79002e58556798e86168c63e48d533287eda5Douglas Gregor Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Blob)); // Blob 1031c9490c000f515c29f200a1215328d8ab9a0f3818Douglas Gregor return Stream.EmitAbbrev(Abbrev); 103214f79002e58556798e86168c63e48d533287eda5Douglas Gregor} 103314f79002e58556798e86168c63e48d533287eda5Douglas Gregor 103414f79002e58556798e86168c63e48d533287eda5Douglas Gregor/// \brief Create an abbreviation for the SLocEntry that refers to an 103514f79002e58556798e86168c63e48d533287eda5Douglas Gregor/// buffer. 1036c9490c000f515c29f200a1215328d8ab9a0f3818Douglas Gregorstatic unsigned CreateSLocInstantiationAbbrev(llvm::BitstreamWriter &Stream) { 103714f79002e58556798e86168c63e48d533287eda5Douglas Gregor using namespace llvm; 103814f79002e58556798e86168c63e48d533287eda5Douglas Gregor BitCodeAbbrev *Abbrev = new BitCodeAbbrev(); 103914f79002e58556798e86168c63e48d533287eda5Douglas Gregor Abbrev->Add(BitCodeAbbrevOp(pch::SM_SLOC_INSTANTIATION_ENTRY)); 104014f79002e58556798e86168c63e48d533287eda5Douglas Gregor Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::VBR, 8)); // Offset 104114f79002e58556798e86168c63e48d533287eda5Douglas Gregor Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::VBR, 8)); // Spelling location 104214f79002e58556798e86168c63e48d533287eda5Douglas Gregor Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::VBR, 8)); // Start location 104314f79002e58556798e86168c63e48d533287eda5Douglas Gregor Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::VBR, 8)); // End location 1044f60e9918690fcf02974bc1ebecd42c99d561855eDouglas Gregor Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::VBR, 6)); // Token length 1045c9490c000f515c29f200a1215328d8ab9a0f3818Douglas Gregor return Stream.EmitAbbrev(Abbrev); 104614f79002e58556798e86168c63e48d533287eda5Douglas Gregor} 104714f79002e58556798e86168c63e48d533287eda5Douglas Gregor 104814f79002e58556798e86168c63e48d533287eda5Douglas Gregor/// \brief Writes the block containing the serialized form of the 104914f79002e58556798e86168c63e48d533287eda5Douglas Gregor/// source manager. 105014f79002e58556798e86168c63e48d533287eda5Douglas Gregor/// 105114f79002e58556798e86168c63e48d533287eda5Douglas Gregor/// TODO: We should probably use an on-disk hash table (stored in a 105214f79002e58556798e86168c63e48d533287eda5Douglas Gregor/// blob), indexed based on the file name, so that we only create 105314f79002e58556798e86168c63e48d533287eda5Douglas Gregor/// entries for files that we actually need. In the common case (no 105414f79002e58556798e86168c63e48d533287eda5Douglas Gregor/// errors), we probably won't have to create file entries for any of 105514f79002e58556798e86168c63e48d533287eda5Douglas Gregor/// the files in the AST. 1056a4232eb646d89e7d52424bb42eb87d9061f39e63Sebastian Redlvoid ASTWriter::WriteSourceManagerBlock(SourceManager &SourceMgr, 1057e650c8c3bca2f58cad8ffa8aab63126d26e890cdDouglas Gregor const Preprocessor &PP, 1058e650c8c3bca2f58cad8ffa8aab63126d26e890cdDouglas Gregor const char *isysroot) { 10597f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor RecordData Record; 10607f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor 1061f04ad69fed38d26fc0d6f7d6fd0a4631ddfbc7feChris Lattner // Enter the source manager block. 1062c9490c000f515c29f200a1215328d8ab9a0f3818Douglas Gregor Stream.EnterSubblock(pch::SOURCE_MANAGER_BLOCK_ID, 3); 106314f79002e58556798e86168c63e48d533287eda5Douglas Gregor 106414f79002e58556798e86168c63e48d533287eda5Douglas Gregor // Abbreviations for the various kinds of source-location entries. 1065828e18cd80319c67b9b9776d1ed5411161d9f0bfChris Lattner unsigned SLocFileAbbrv = CreateSLocFileAbbrev(Stream); 1066828e18cd80319c67b9b9776d1ed5411161d9f0bfChris Lattner unsigned SLocBufferAbbrv = CreateSLocBufferAbbrev(Stream); 1067828e18cd80319c67b9b9776d1ed5411161d9f0bfChris Lattner unsigned SLocBufferBlobAbbrv = CreateSLocBufferBlobAbbrev(Stream); 1068828e18cd80319c67b9b9776d1ed5411161d9f0bfChris Lattner unsigned SLocInstantiationAbbrv = CreateSLocInstantiationAbbrev(Stream); 10697f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor 10707f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor // Write the line table. 10717f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor if (SourceMgr.hasLineTable()) { 10727f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor LineTableInfo &LineTable = SourceMgr.getLineTable(); 10737f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor 10747f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor // Emit the file names 10757f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor Record.push_back(LineTable.getNumFilenames()); 10767f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor for (unsigned I = 0, N = LineTable.getNumFilenames(); I != N; ++I) { 10777f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor // Emit the file name 10787f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor const char *Filename = LineTable.getFilename(I); 1079e650c8c3bca2f58cad8ffa8aab63126d26e890cdDouglas Gregor Filename = adjustFilenameForRelocatablePCH(Filename, isysroot); 10807f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor unsigned FilenameLen = Filename? strlen(Filename) : 0; 10817f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor Record.push_back(FilenameLen); 10827f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor if (FilenameLen) 10837f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor Record.insert(Record.end(), Filename, Filename + FilenameLen); 10847f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor } 10851eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 10867f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor // Emit the line entries 10877f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor for (LineTableInfo::iterator L = LineTable.begin(), LEnd = LineTable.end(); 10887f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor L != LEnd; ++L) { 10897f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor // Emit the file ID 10907f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor Record.push_back(L->first); 10911eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 10927f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor // Emit the line entries 10937f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor Record.push_back(L->second.size()); 10941eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump for (std::vector<LineEntry>::iterator LE = L->second.begin(), 10957f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor LEEnd = L->second.end(); 10967f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor LE != LEEnd; ++LE) { 10977f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor Record.push_back(LE->FileOffset); 10987f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor Record.push_back(LE->LineNo); 10997f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor Record.push_back(LE->FilenameID); 11007f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor Record.push_back((unsigned)LE->FileKind); 11017f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor Record.push_back(LE->IncludeOffset); 11027f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor } 11037f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor } 11043d8216a9d325e095414302bda7a0af9549f9c40bZhongxing Xu Stream.EmitRecord(pch::SM_LINE_TABLE, Record); 11057f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor } 11067f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor 110714f79002e58556798e86168c63e48d533287eda5Douglas Gregor // Write out the source location entry table. We skip the first 110814f79002e58556798e86168c63e48d533287eda5Douglas Gregor // entry, which is always the same dummy entry. 1109090d9b53e32bb30d9e74de895bb59b409bd49e00Chris Lattner std::vector<uint32_t> SLocEntryOffsets; 11107f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor RecordData PreloadSLocs; 11110fa7d0b15ea2a224bfe43ac745d411f915da87ddSebastian Redl unsigned BaseSLocID = Chain ? Chain->getTotalNumSLocs() : 0; 11120fa7d0b15ea2a224bfe43ac745d411f915da87ddSebastian Redl SLocEntryOffsets.reserve(SourceMgr.sloc_entry_size() - 1 - BaseSLocID); 11130fa7d0b15ea2a224bfe43ac745d411f915da87ddSebastian Redl for (unsigned I = BaseSLocID + 1, N = SourceMgr.sloc_entry_size(); 11140fa7d0b15ea2a224bfe43ac745d411f915da87ddSebastian Redl I != N; ++I) { 1115bdfe48ac80573e026595af91e541474dbf02565fDouglas Gregor // Get this source location entry. 1116bdfe48ac80573e026595af91e541474dbf02565fDouglas Gregor const SrcMgr::SLocEntry *SLoc = &SourceMgr.getSLocEntry(I); 111711a18f115e8974ef24e8d5bb549ed3289871efa4Kovarththanan Rajaratnam 11187f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor // Record the offset of this source-location entry. 11197f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor SLocEntryOffsets.push_back(Stream.GetCurrentBitNo()); 11207f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor 112114f79002e58556798e86168c63e48d533287eda5Douglas Gregor // Figure out which record code to use. 112214f79002e58556798e86168c63e48d533287eda5Douglas Gregor unsigned Code; 112314f79002e58556798e86168c63e48d533287eda5Douglas Gregor if (SLoc->isFile()) { 112414f79002e58556798e86168c63e48d533287eda5Douglas Gregor if (SLoc->getFile().getContentCache()->Entry) 112514f79002e58556798e86168c63e48d533287eda5Douglas Gregor Code = pch::SM_SLOC_FILE_ENTRY; 112614f79002e58556798e86168c63e48d533287eda5Douglas Gregor else 112714f79002e58556798e86168c63e48d533287eda5Douglas Gregor Code = pch::SM_SLOC_BUFFER_ENTRY; 112814f79002e58556798e86168c63e48d533287eda5Douglas Gregor } else 112914f79002e58556798e86168c63e48d533287eda5Douglas Gregor Code = pch::SM_SLOC_INSTANTIATION_ENTRY; 11307f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor Record.clear(); 113114f79002e58556798e86168c63e48d533287eda5Douglas Gregor Record.push_back(Code); 113214f79002e58556798e86168c63e48d533287eda5Douglas Gregor 113314f79002e58556798e86168c63e48d533287eda5Douglas Gregor Record.push_back(SLoc->getOffset()); 113414f79002e58556798e86168c63e48d533287eda5Douglas Gregor if (SLoc->isFile()) { 113514f79002e58556798e86168c63e48d533287eda5Douglas Gregor const SrcMgr::FileInfo &File = SLoc->getFile(); 113614f79002e58556798e86168c63e48d533287eda5Douglas Gregor Record.push_back(File.getIncludeLoc().getRawEncoding()); 113714f79002e58556798e86168c63e48d533287eda5Douglas Gregor Record.push_back(File.getFileCharacteristic()); // FIXME: stable encoding 1138bd94500d3aa60092fb0f1e90f53fb0d03fa502a8Douglas Gregor Record.push_back(File.hasLineDirectives()); 113914f79002e58556798e86168c63e48d533287eda5Douglas Gregor 114014f79002e58556798e86168c63e48d533287eda5Douglas Gregor const SrcMgr::ContentCache *Content = File.getContentCache(); 114114f79002e58556798e86168c63e48d533287eda5Douglas Gregor if (Content->Entry) { 114214f79002e58556798e86168c63e48d533287eda5Douglas Gregor // The source location entry is a file. The blob associated 114314f79002e58556798e86168c63e48d533287eda5Douglas Gregor // with this entry is the file name. 11441eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 11452d52be56ff595341be3c6cec337af6763804ce66Douglas Gregor // Emit size/modification time for this file. 11462d52be56ff595341be3c6cec337af6763804ce66Douglas Gregor Record.push_back(Content->Entry->getSize()); 11472d52be56ff595341be3c6cec337af6763804ce66Douglas Gregor Record.push_back(Content->Entry->getModificationTime()); 11482d52be56ff595341be3c6cec337af6763804ce66Douglas Gregor 114912fab31aa5868b1a6b52246b5a87daa48a338fe2Douglas Gregor // Emit header-search information associated with this file. 115012fab31aa5868b1a6b52246b5a87daa48a338fe2Douglas Gregor HeaderFileInfo HFI; 115112fab31aa5868b1a6b52246b5a87daa48a338fe2Douglas Gregor HeaderSearch &HS = PP.getHeaderSearchInfo(); 115212fab31aa5868b1a6b52246b5a87daa48a338fe2Douglas Gregor if (Content->Entry->getUID() < HS.header_file_size()) 115312fab31aa5868b1a6b52246b5a87daa48a338fe2Douglas Gregor HFI = HS.header_file_begin()[Content->Entry->getUID()]; 115412fab31aa5868b1a6b52246b5a87daa48a338fe2Douglas Gregor Record.push_back(HFI.isImport); 115512fab31aa5868b1a6b52246b5a87daa48a338fe2Douglas Gregor Record.push_back(HFI.DirInfo); 115612fab31aa5868b1a6b52246b5a87daa48a338fe2Douglas Gregor Record.push_back(HFI.NumIncludes); 115712fab31aa5868b1a6b52246b5a87daa48a338fe2Douglas Gregor AddIdentifierRef(HFI.ControllingMacro, Record); 115812fab31aa5868b1a6b52246b5a87daa48a338fe2Douglas Gregor 1159e650c8c3bca2f58cad8ffa8aab63126d26e890cdDouglas Gregor // Turn the file name into an absolute path, if it isn't already. 1160e650c8c3bca2f58cad8ffa8aab63126d26e890cdDouglas Gregor const char *Filename = Content->Entry->getName(); 1161e650c8c3bca2f58cad8ffa8aab63126d26e890cdDouglas Gregor llvm::sys::Path FilePath(Filename, strlen(Filename)); 116211a18f115e8974ef24e8d5bb549ed3289871efa4Kovarththanan Rajaratnam FilePath.makeAbsolute(); 1163aba54a95e9d5e4dc9056abec6bb70ea777c4a7bcKovarththanan Rajaratnam Filename = FilePath.c_str(); 11641eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1165e650c8c3bca2f58cad8ffa8aab63126d26e890cdDouglas Gregor Filename = adjustFilenameForRelocatablePCH(Filename, isysroot); 1166ec312a1f0557b1d27f3eb6cf49acbf7e72696422Daniel Dunbar Stream.EmitRecordWithBlob(SLocFileAbbrv, Record, Filename); 11677f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor 11687f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor // FIXME: For now, preload all file source locations, so that 11697f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor // we get the appropriate File entries in the reader. This is 11707f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor // a temporary measure. 11710fa7d0b15ea2a224bfe43ac745d411f915da87ddSebastian Redl PreloadSLocs.push_back(BaseSLocID + SLocEntryOffsets.size()); 117214f79002e58556798e86168c63e48d533287eda5Douglas Gregor } else { 117314f79002e58556798e86168c63e48d533287eda5Douglas Gregor // The source location entry is a buffer. The blob associated 117414f79002e58556798e86168c63e48d533287eda5Douglas Gregor // with this entry contains the contents of the buffer. 117514f79002e58556798e86168c63e48d533287eda5Douglas Gregor 117614f79002e58556798e86168c63e48d533287eda5Douglas Gregor // We add one to the size so that we capture the trailing NULL 117714f79002e58556798e86168c63e48d533287eda5Douglas Gregor // that is required by llvm::MemoryBuffer::getMemBuffer (on 117814f79002e58556798e86168c63e48d533287eda5Douglas Gregor // the reader side). 117936c35ba0aca641e60e5dbee8efbc620c08b9bd61Douglas Gregor const llvm::MemoryBuffer *Buffer 1180e127a0d80155b45dafe77f2b4380e5fa111a3345Chris Lattner = Content->getBuffer(PP.getDiagnostics(), PP.getSourceManager()); 118114f79002e58556798e86168c63e48d533287eda5Douglas Gregor const char *Name = Buffer->getBufferIdentifier(); 1182ec312a1f0557b1d27f3eb6cf49acbf7e72696422Daniel Dunbar Stream.EmitRecordWithBlob(SLocBufferAbbrv, Record, 1183ec312a1f0557b1d27f3eb6cf49acbf7e72696422Daniel Dunbar llvm::StringRef(Name, strlen(Name) + 1)); 118414f79002e58556798e86168c63e48d533287eda5Douglas Gregor Record.clear(); 118514f79002e58556798e86168c63e48d533287eda5Douglas Gregor Record.push_back(pch::SM_SLOC_BUFFER_BLOB); 1186c9490c000f515c29f200a1215328d8ab9a0f3818Douglas Gregor Stream.EmitRecordWithBlob(SLocBufferBlobAbbrv, Record, 1187ec312a1f0557b1d27f3eb6cf49acbf7e72696422Daniel Dunbar llvm::StringRef(Buffer->getBufferStart(), 1188ec312a1f0557b1d27f3eb6cf49acbf7e72696422Daniel Dunbar Buffer->getBufferSize() + 1)); 11897f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor 11907f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor if (strcmp(Name, "<built-in>") == 0) 11910fa7d0b15ea2a224bfe43ac745d411f915da87ddSebastian Redl PreloadSLocs.push_back(BaseSLocID + SLocEntryOffsets.size()); 119214f79002e58556798e86168c63e48d533287eda5Douglas Gregor } 119314f79002e58556798e86168c63e48d533287eda5Douglas Gregor } else { 119414f79002e58556798e86168c63e48d533287eda5Douglas Gregor // The source location entry is an instantiation. 119514f79002e58556798e86168c63e48d533287eda5Douglas Gregor const SrcMgr::InstantiationInfo &Inst = SLoc->getInstantiation(); 119614f79002e58556798e86168c63e48d533287eda5Douglas Gregor Record.push_back(Inst.getSpellingLoc().getRawEncoding()); 119714f79002e58556798e86168c63e48d533287eda5Douglas Gregor Record.push_back(Inst.getInstantiationLocStart().getRawEncoding()); 119814f79002e58556798e86168c63e48d533287eda5Douglas Gregor Record.push_back(Inst.getInstantiationLocEnd().getRawEncoding()); 119914f79002e58556798e86168c63e48d533287eda5Douglas Gregor 1200f60e9918690fcf02974bc1ebecd42c99d561855eDouglas Gregor // Compute the token length for this macro expansion. 1201f60e9918690fcf02974bc1ebecd42c99d561855eDouglas Gregor unsigned NextOffset = SourceMgr.getNextOffset(); 1202bdfe48ac80573e026595af91e541474dbf02565fDouglas Gregor if (I + 1 != N) 1203bdfe48ac80573e026595af91e541474dbf02565fDouglas Gregor NextOffset = SourceMgr.getSLocEntry(I + 1).getOffset(); 1204f60e9918690fcf02974bc1ebecd42c99d561855eDouglas Gregor Record.push_back(NextOffset - SLoc->getOffset() - 1); 1205c9490c000f515c29f200a1215328d8ab9a0f3818Douglas Gregor Stream.EmitRecordWithAbbrev(SLocInstantiationAbbrv, Record); 120614f79002e58556798e86168c63e48d533287eda5Douglas Gregor } 120714f79002e58556798e86168c63e48d533287eda5Douglas Gregor } 120814f79002e58556798e86168c63e48d533287eda5Douglas Gregor 12097f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor Stream.ExitBlock(); 1210bd94500d3aa60092fb0f1e90f53fb0d03fa502a8Douglas Gregor 12117f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor if (SLocEntryOffsets.empty()) 12127f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor return; 12132eafc1b56347f772729e082e6bac824b0ef1b585Douglas Gregor 12143397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redl // Write the source-location offsets table into the AST block. This 12157f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor // table is used for lazily loading source-location information. 12167f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor using namespace llvm; 12177f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor BitCodeAbbrev *Abbrev = new BitCodeAbbrev(); 12187f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor Abbrev->Add(BitCodeAbbrevOp(pch::SOURCE_LOCATION_OFFSETS)); 12197f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::VBR, 16)); // # of slocs 12207f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::VBR, 16)); // next offset 12217f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Blob)); // offsets 12227f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor unsigned SLocOffsetsAbbrev = Stream.EmitAbbrev(Abbrev); 12231eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 12247f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor Record.clear(); 12257f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor Record.push_back(pch::SOURCE_LOCATION_OFFSETS); 12267f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor Record.push_back(SLocEntryOffsets.size()); 12277f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor Record.push_back(SourceMgr.getNextOffset()); 12287f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor Stream.EmitRecordWithBlob(SLocOffsetsAbbrev, Record, 1229ade5000c8763f4bec41f452d7efa3a9b2a6d4712Sebastian Redl (const char *)data(SLocEntryOffsets), 1230090d9b53e32bb30d9e74de895bb59b409bd49e00Chris Lattner SLocEntryOffsets.size()*sizeof(SLocEntryOffsets[0])); 12317f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor 12323397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redl // Write the source location entry preloads array, telling the AST 12337f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor // reader which source locations entries it should load eagerly. 12347f94b0b0c6791013d2f72ced9b4bedd3b23673a6Douglas Gregor Stream.EmitRecord(pch::SOURCE_LOCATION_PRELOADS, PreloadSLocs); 123514f79002e58556798e86168c63e48d533287eda5Douglas Gregor} 123614f79002e58556798e86168c63e48d533287eda5Douglas Gregor 12374fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor//===----------------------------------------------------------------------===// 12384fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor// Preprocessor Serialization 12394fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor//===----------------------------------------------------------------------===// 12404fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor 12410b1fb988012da21d996c43e36867787a7a07b889Chris Lattner/// \brief Writes the block containing the serialized form of the 12420b1fb988012da21d996c43e36867787a7a07b889Chris Lattner/// preprocessor. 12430b1fb988012da21d996c43e36867787a7a07b889Chris Lattner/// 1244a4232eb646d89e7d52424bb42eb87d9061f39e63Sebastian Redlvoid ASTWriter::WritePreprocessor(const Preprocessor &PP) { 12457c5d24efcd2e505b5739f7def08dfe25ce59a1b2Chris Lattner RecordData Record; 12467c5d24efcd2e505b5739f7def08dfe25ce59a1b2Chris Lattner 1247c1f9d828c733ec1eba06d01070735d1f36fda733Chris Lattner // If the preprocessor __COUNTER__ value has been bumped, remember it. 1248c1f9d828c733ec1eba06d01070735d1f36fda733Chris Lattner if (PP.getCounterValue() != 0) { 1249c1f9d828c733ec1eba06d01070735d1f36fda733Chris Lattner Record.push_back(PP.getCounterValue()); 1250c9490c000f515c29f200a1215328d8ab9a0f3818Douglas Gregor Stream.EmitRecord(pch::PP_COUNTER_VALUE, Record); 1251c1f9d828c733ec1eba06d01070735d1f36fda733Chris Lattner Record.clear(); 12522eafc1b56347f772729e082e6bac824b0ef1b585Douglas Gregor } 12532eafc1b56347f772729e082e6bac824b0ef1b585Douglas Gregor 12542eafc1b56347f772729e082e6bac824b0ef1b585Douglas Gregor // Enter the preprocessor block. 12552eafc1b56347f772729e082e6bac824b0ef1b585Douglas Gregor Stream.EnterSubblock(pch::PREPROCESSOR_BLOCK_ID, 2); 12561eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 12573397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redl // If the AST file contains __DATE__ or __TIME__ emit a warning about this. 12582eafc1b56347f772729e082e6bac824b0ef1b585Douglas Gregor // FIXME: use diagnostics subsystem for localization etc. 12592eafc1b56347f772729e082e6bac824b0ef1b585Douglas Gregor if (PP.SawDateOrTime()) 12602eafc1b56347f772729e082e6bac824b0ef1b585Douglas Gregor fprintf(stderr, "warning: precompiled header used __DATE__ or __TIME__.\n"); 12611eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 12627c5d24efcd2e505b5739f7def08dfe25ce59a1b2Chris Lattner // Loop over all the macro definitions that are live at the end of the file, 12637c5d24efcd2e505b5739f7def08dfe25ce59a1b2Chris Lattner // emitting each to the PP section. 12646a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor PreprocessingRecord *PPRec = PP.getPreprocessingRecord(); 12657c5d24efcd2e505b5739f7def08dfe25ce59a1b2Chris Lattner for (Preprocessor::macro_iterator I = PP.macro_begin(), E = PP.macro_end(); 12667c5d24efcd2e505b5739f7def08dfe25ce59a1b2Chris Lattner I != E; ++I) { 126742d42b5b84603032e57add333b5b44e0ef99bd9eChris Lattner // FIXME: This emits macros in hash table order, we should do it in a stable 126842d42b5b84603032e57add333b5b44e0ef99bd9eChris Lattner // order so that output is reproducible. 12697c5d24efcd2e505b5739f7def08dfe25ce59a1b2Chris Lattner MacroInfo *MI = I->second; 12707c5d24efcd2e505b5739f7def08dfe25ce59a1b2Chris Lattner 12713397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redl // Don't emit builtin macros like __LINE__ to the AST file unless they have 12727c5d24efcd2e505b5739f7def08dfe25ce59a1b2Chris Lattner // been redefined by the header (in which case they are not isBuiltinMacro). 12733397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redl // Also skip macros from a AST file if we're chaining. 1274083abdf67f157e9d2ab5a8c9d5e71240479d3c99Sebastian Redl if (MI->isBuiltinMacro() || (Chain && MI->isFromPCH())) 12757c5d24efcd2e505b5739f7def08dfe25ce59a1b2Chris Lattner continue; 12767c5d24efcd2e505b5739f7def08dfe25ce59a1b2Chris Lattner 12777356a31327be9b3c3434a0c88746028980da5684Chris Lattner AddIdentifierRef(I->first, Record); 127837e2684abfe38207fdb90620da062bb18c23f29aDouglas Gregor MacroOffsets[I->first] = Stream.GetCurrentBitNo(); 12797c5d24efcd2e505b5739f7def08dfe25ce59a1b2Chris Lattner Record.push_back(MI->getDefinitionLoc().getRawEncoding()); 12807c5d24efcd2e505b5739f7def08dfe25ce59a1b2Chris Lattner Record.push_back(MI->isUsed()); 12811eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 12827c5d24efcd2e505b5739f7def08dfe25ce59a1b2Chris Lattner unsigned Code; 12837c5d24efcd2e505b5739f7def08dfe25ce59a1b2Chris Lattner if (MI->isObjectLike()) { 12847c5d24efcd2e505b5739f7def08dfe25ce59a1b2Chris Lattner Code = pch::PP_MACRO_OBJECT_LIKE; 12857c5d24efcd2e505b5739f7def08dfe25ce59a1b2Chris Lattner } else { 12867c5d24efcd2e505b5739f7def08dfe25ce59a1b2Chris Lattner Code = pch::PP_MACRO_FUNCTION_LIKE; 12871eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 12887c5d24efcd2e505b5739f7def08dfe25ce59a1b2Chris Lattner Record.push_back(MI->isC99Varargs()); 12897c5d24efcd2e505b5739f7def08dfe25ce59a1b2Chris Lattner Record.push_back(MI->isGNUVarargs()); 12907c5d24efcd2e505b5739f7def08dfe25ce59a1b2Chris Lattner Record.push_back(MI->getNumArgs()); 12917c5d24efcd2e505b5739f7def08dfe25ce59a1b2Chris Lattner for (MacroInfo::arg_iterator I = MI->arg_begin(), E = MI->arg_end(); 12927c5d24efcd2e505b5739f7def08dfe25ce59a1b2Chris Lattner I != E; ++I) 12937356a31327be9b3c3434a0c88746028980da5684Chris Lattner AddIdentifierRef(*I, Record); 12947c5d24efcd2e505b5739f7def08dfe25ce59a1b2Chris Lattner } 12956a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor 12966a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor // If we have a detailed preprocessing record, record the macro definition 12976a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor // ID that corresponds to this macro. 12986a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor if (PPRec) 12996a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor Record.push_back(getMacroDefinitionID(PPRec->findMacroDefinition(MI))); 13006a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor 1301c9490c000f515c29f200a1215328d8ab9a0f3818Douglas Gregor Stream.EmitRecord(Code, Record); 13027c5d24efcd2e505b5739f7def08dfe25ce59a1b2Chris Lattner Record.clear(); 1303f04ad69fed38d26fc0d6f7d6fd0a4631ddfbc7feChris Lattner 1304df961c28f84666051ad59d2da1f44023f6366d02Chris Lattner // Emit the tokens array. 1305df961c28f84666051ad59d2da1f44023f6366d02Chris Lattner for (unsigned TokNo = 0, e = MI->getNumTokens(); TokNo != e; ++TokNo) { 1306df961c28f84666051ad59d2da1f44023f6366d02Chris Lattner // Note that we know that the preprocessor does not have any annotation 1307df961c28f84666051ad59d2da1f44023f6366d02Chris Lattner // tokens in it because they are created by the parser, and thus can't be 1308df961c28f84666051ad59d2da1f44023f6366d02Chris Lattner // in a macro definition. 1309df961c28f84666051ad59d2da1f44023f6366d02Chris Lattner const Token &Tok = MI->getReplacementToken(TokNo); 13101eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1311df961c28f84666051ad59d2da1f44023f6366d02Chris Lattner Record.push_back(Tok.getLocation().getRawEncoding()); 1312df961c28f84666051ad59d2da1f44023f6366d02Chris Lattner Record.push_back(Tok.getLength()); 1313df961c28f84666051ad59d2da1f44023f6366d02Chris Lattner 1314df961c28f84666051ad59d2da1f44023f6366d02Chris Lattner // FIXME: When reading literal tokens, reconstruct the literal pointer if 1315df961c28f84666051ad59d2da1f44023f6366d02Chris Lattner // it is needed. 13167356a31327be9b3c3434a0c88746028980da5684Chris Lattner AddIdentifierRef(Tok.getIdentifierInfo(), Record); 13171eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1318df961c28f84666051ad59d2da1f44023f6366d02Chris Lattner // FIXME: Should translate token kind to a stable encoding. 1319df961c28f84666051ad59d2da1f44023f6366d02Chris Lattner Record.push_back(Tok.getKind()); 1320df961c28f84666051ad59d2da1f44023f6366d02Chris Lattner // FIXME: Should translate token flags to a stable encoding. 1321df961c28f84666051ad59d2da1f44023f6366d02Chris Lattner Record.push_back(Tok.getFlags()); 13221eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1323c9490c000f515c29f200a1215328d8ab9a0f3818Douglas Gregor Stream.EmitRecord(pch::PP_TOKEN, Record); 1324df961c28f84666051ad59d2da1f44023f6366d02Chris Lattner Record.clear(); 1325df961c28f84666051ad59d2da1f44023f6366d02Chris Lattner } 132637e2684abfe38207fdb90620da062bb18c23f29aDouglas Gregor ++NumMacros; 13277c5d24efcd2e505b5739f7def08dfe25ce59a1b2Chris Lattner } 13286a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor 13296a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor // If the preprocessor has a preprocessing record, emit it. 13306a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor unsigned NumPreprocessingRecords = 0; 13316a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor if (PPRec) { 13326a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor for (PreprocessingRecord::iterator E = PPRec->begin(), EEnd = PPRec->end(); 13336a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor E != EEnd; ++E) { 13346a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor Record.clear(); 13356a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor 13366a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor if (MacroInstantiation *MI = dyn_cast<MacroInstantiation>(*E)) { 13376a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor Record.push_back(NumPreprocessingRecords++); 13386a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor AddSourceLocation(MI->getSourceRange().getBegin(), Record); 13396a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor AddSourceLocation(MI->getSourceRange().getEnd(), Record); 13406a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor AddIdentifierRef(MI->getName(), Record); 13416a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor Record.push_back(getMacroDefinitionID(MI->getDefinition())); 13426a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor Stream.EmitRecord(pch::PP_MACRO_INSTANTIATION, Record); 13436a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor continue; 13446a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor } 13456a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor 13466a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor if (MacroDefinition *MD = dyn_cast<MacroDefinition>(*E)) { 13476a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor // Record this macro definition's location. 13486a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor pch::IdentID ID = getMacroDefinitionID(MD); 13496a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor if (ID != MacroDefinitionOffsets.size()) { 13506a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor if (ID > MacroDefinitionOffsets.size()) 13516a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor MacroDefinitionOffsets.resize(ID + 1); 13526a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor 13536a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor MacroDefinitionOffsets[ID] = Stream.GetCurrentBitNo(); 13546a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor } else 13556a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor MacroDefinitionOffsets.push_back(Stream.GetCurrentBitNo()); 13566a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor 13576a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor Record.push_back(NumPreprocessingRecords++); 13586a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor Record.push_back(ID); 13596a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor AddSourceLocation(MD->getSourceRange().getBegin(), Record); 13606a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor AddSourceLocation(MD->getSourceRange().getEnd(), Record); 13616a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor AddIdentifierRef(MD->getName(), Record); 13626a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor AddSourceLocation(MD->getLocation(), Record); 13636a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor Stream.EmitRecord(pch::PP_MACRO_DEFINITION, Record); 13646a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor continue; 13656a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor } 13666a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor } 13676a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor } 13686a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor 1369c9490c000f515c29f200a1215328d8ab9a0f3818Douglas Gregor Stream.ExitBlock(); 13706a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor 13716a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor // Write the offsets table for the preprocessing record. 13726a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor if (NumPreprocessingRecords > 0) { 13736a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor // Write the offsets table for identifier IDs. 13746a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor using namespace llvm; 13756a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor BitCodeAbbrev *Abbrev = new BitCodeAbbrev(); 13766a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor Abbrev->Add(BitCodeAbbrevOp(pch::MACRO_DEFINITION_OFFSETS)); 13776a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 32)); // # of records 13786a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 32)); // # of macro defs 13796a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Blob)); 13806a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor unsigned MacroDefOffsetAbbrev = Stream.EmitAbbrev(Abbrev); 13816a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor 13826a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor Record.clear(); 13836a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor Record.push_back(pch::MACRO_DEFINITION_OFFSETS); 13846a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor Record.push_back(NumPreprocessingRecords); 13856a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor Record.push_back(MacroDefinitionOffsets.size()); 13866a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor Stream.EmitRecordWithBlob(MacroDefOffsetAbbrev, Record, 1387ade5000c8763f4bec41f452d7efa3a9b2a6d4712Sebastian Redl (const char *)data(MacroDefinitionOffsets), 13886a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor MacroDefinitionOffsets.size() * sizeof(uint32_t)); 13896a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor } 13900b1fb988012da21d996c43e36867787a7a07b889Chris Lattner} 13910b1fb988012da21d996c43e36867787a7a07b889Chris Lattner 13924fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor//===----------------------------------------------------------------------===// 13934fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor// Type Serialization 13944fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor//===----------------------------------------------------------------------===// 13950b1fb988012da21d996c43e36867787a7a07b889Chris Lattner 13963397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redl/// \brief Write the representation of a type to the AST stream. 1397a4232eb646d89e7d52424bb42eb87d9061f39e63Sebastian Redlvoid ASTWriter::WriteType(QualType T) { 13988038d5182b72dcdef292f6fb8539ad77f338855aDouglas Gregor pch::TypeID &ID = TypeIDs[T]; 1399f04ad69fed38d26fc0d6f7d6fd0a4631ddfbc7feChris Lattner if (ID == 0) // we haven't seen this type before. 14002cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor ID = NextTypeID++; 14011eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 14022cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor // Record the offset for this type. 1403681d7237e1014bf64dd5ead6bf74ae55cdd19e61Sebastian Redl unsigned Index = ID - FirstTypeID; 1404681d7237e1014bf64dd5ead6bf74ae55cdd19e61Sebastian Redl if (TypeOffsets.size() == Index) 1405c9490c000f515c29f200a1215328d8ab9a0f3818Douglas Gregor TypeOffsets.push_back(Stream.GetCurrentBitNo()); 1406681d7237e1014bf64dd5ead6bf74ae55cdd19e61Sebastian Redl else if (TypeOffsets.size() < Index) { 1407681d7237e1014bf64dd5ead6bf74ae55cdd19e61Sebastian Redl TypeOffsets.resize(Index + 1); 1408681d7237e1014bf64dd5ead6bf74ae55cdd19e61Sebastian Redl TypeOffsets[Index] = Stream.GetCurrentBitNo(); 14092cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor } 14102cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 14112cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor RecordData Record; 14121eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 14132cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor // Emit the type's representation. 14143397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redl ASTTypeWriter W(*this, Record); 14150953e767ff7817f97b3ab20896b229891eeff45bJohn McCall 1416a4923eb7c4b04d360cb2747641a5e92818edf804Douglas Gregor if (T.hasLocalNonFastQualifiers()) { 1417a4923eb7c4b04d360cb2747641a5e92818edf804Douglas Gregor Qualifiers Qs = T.getLocalQualifiers(); 1418a4923eb7c4b04d360cb2747641a5e92818edf804Douglas Gregor AddTypeRef(T.getLocalUnqualifiedType(), Record); 14190953e767ff7817f97b3ab20896b229891eeff45bJohn McCall Record.push_back(Qs.getAsOpaqueValue()); 14200953e767ff7817f97b3ab20896b229891eeff45bJohn McCall W.Code = pch::TYPE_EXT_QUAL; 14210953e767ff7817f97b3ab20896b229891eeff45bJohn McCall } else { 14220953e767ff7817f97b3ab20896b229891eeff45bJohn McCall switch (T->getTypeClass()) { 14230953e767ff7817f97b3ab20896b229891eeff45bJohn McCall // For all of the concrete, non-dependent types, call the 14240953e767ff7817f97b3ab20896b229891eeff45bJohn McCall // appropriate visitor function. 14252cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor#define TYPE(Class, Base) \ 1426b7166334d897e1e4e6a5b428fe2d0ec752ef187fMike Stump case Type::Class: W.Visit##Class##Type(cast<Class##Type>(T)); break; 14272cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor#define ABSTRACT_TYPE(Class, Base) 14282cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor#include "clang/AST/TypeNodes.def" 14290953e767ff7817f97b3ab20896b229891eeff45bJohn McCall } 14302cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor } 14312cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 14322cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor // Emit the serialized record. 1433c9490c000f515c29f200a1215328d8ab9a0f3818Douglas Gregor Stream.EmitRecord(W.Code, Record); 14340b7489194f9f89fac39d57211c1e7953ae50251fDouglas Gregor 14350b7489194f9f89fac39d57211c1e7953ae50251fDouglas Gregor // Flush any expressions that were written as part of this type. 1436c9490c000f515c29f200a1215328d8ab9a0f3818Douglas Gregor FlushStmts(); 14372cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor} 14382cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 14394fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor//===----------------------------------------------------------------------===// 14404fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor// Declaration Serialization 14414fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor//===----------------------------------------------------------------------===// 14424fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor 14432cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor/// \brief Write the block containing all of the declaration IDs 14442cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor/// lexically declared within the given DeclContext. 14452cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor/// 14462cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor/// \returns the offset of the DECL_CONTEXT_LEXICAL block within the 14472cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor/// bistream, or 0 if no block was written. 1448a4232eb646d89e7d52424bb42eb87d9061f39e63Sebastian Redluint64_t ASTWriter::WriteDeclContextLexicalBlock(ASTContext &Context, 14492cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor DeclContext *DC) { 145017945a0f64fe03ff6ec0c2146005a87636e3ac12Argyrios Kyrtzidis if (DC->decls_empty()) 14512cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor return 0; 14522cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 1453c9490c000f515c29f200a1215328d8ab9a0f3818Douglas Gregor uint64_t Offset = Stream.GetCurrentBitNo(); 14542cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor RecordData Record; 1455681d7237e1014bf64dd5ead6bf74ae55cdd19e61Sebastian Redl Record.push_back(pch::DECL_CONTEXT_LEXICAL); 1456681d7237e1014bf64dd5ead6bf74ae55cdd19e61Sebastian Redl llvm::SmallVector<pch::DeclID, 64> Decls; 145717945a0f64fe03ff6ec0c2146005a87636e3ac12Argyrios Kyrtzidis for (DeclContext::decl_iterator D = DC->decls_begin(), DEnd = DC->decls_end(); 145817945a0f64fe03ff6ec0c2146005a87636e3ac12Argyrios Kyrtzidis D != DEnd; ++D) 1459681d7237e1014bf64dd5ead6bf74ae55cdd19e61Sebastian Redl Decls.push_back(GetDeclRef(*D)); 14602cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 14612512308525ff328aa992da0b5ee14a488d2ea93aDouglas Gregor ++NumLexicalDeclContexts; 1462681d7237e1014bf64dd5ead6bf74ae55cdd19e61Sebastian Redl Stream.EmitRecordWithBlob(DeclContextLexicalAbbrev, Record, 1463681d7237e1014bf64dd5ead6bf74ae55cdd19e61Sebastian Redl reinterpret_cast<char*>(Decls.data()), Decls.size() * sizeof(pch::DeclID)); 14642cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor return Offset; 14652cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor} 14662cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 14672cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor/// \brief Write the block containing all of the declaration IDs 14682cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor/// visible from the given DeclContext. 14692cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor/// 14702cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor/// \returns the offset of the DECL_CONTEXT_VISIBLE block within the 14712cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor/// bistream, or 0 if no block was written. 1472a4232eb646d89e7d52424bb42eb87d9061f39e63Sebastian Redluint64_t ASTWriter::WriteDeclContextVisibleBlock(ASTContext &Context, 14732cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor DeclContext *DC) { 14742cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor if (DC->getPrimaryContext() != DC) 14752cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor return 0; 14762cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 14776764334dfa73d67cbbb1b1fc8fe00440aad00f2aArgyrios Kyrtzidis // Since there is no name lookup into functions or methods, don't bother to 14786764334dfa73d67cbbb1b1fc8fe00440aad00f2aArgyrios Kyrtzidis // build a visible-declarations table for these entities. 14796764334dfa73d67cbbb1b1fc8fe00440aad00f2aArgyrios Kyrtzidis if (DC->isFunctionOrMethod()) 14806764334dfa73d67cbbb1b1fc8fe00440aad00f2aArgyrios Kyrtzidis return 0; 14816764334dfa73d67cbbb1b1fc8fe00440aad00f2aArgyrios Kyrtzidis 14826764334dfa73d67cbbb1b1fc8fe00440aad00f2aArgyrios Kyrtzidis // If not in C++, we perform name lookup for the translation unit via the 14836764334dfa73d67cbbb1b1fc8fe00440aad00f2aArgyrios Kyrtzidis // IdentifierInfo chains, don't bother to build a visible-declarations table. 14846764334dfa73d67cbbb1b1fc8fe00440aad00f2aArgyrios Kyrtzidis // FIXME: In C++ we need the visible declarations in order to "see" the 14856764334dfa73d67cbbb1b1fc8fe00440aad00f2aArgyrios Kyrtzidis // friend declarations, is there a way to do this without writing the table ? 14866764334dfa73d67cbbb1b1fc8fe00440aad00f2aArgyrios Kyrtzidis if (DC->isTranslationUnit() && !Context.getLangOptions().CPlusPlus) 148758f06995ada075131ab9ac72a411450caaa65605Douglas Gregor return 0; 148858f06995ada075131ab9ac72a411450caaa65605Douglas Gregor 14892cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor // Force the DeclContext to build a its name-lookup table. 149017945a0f64fe03ff6ec0c2146005a87636e3ac12Argyrios Kyrtzidis DC->lookup(DeclarationName()); 14912cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 14922cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor // Serialize the contents of the mapping used for lookup. Note that, 14932cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor // although we have two very different code paths, the serialized 14942cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor // representation is the same for both cases: a declaration name, 14952cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor // followed by a size, followed by references to the visible 14962cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor // declarations that have that name. 1497c9490c000f515c29f200a1215328d8ab9a0f3818Douglas Gregor uint64_t Offset = Stream.GetCurrentBitNo(); 14982cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor RecordData Record; 14992cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor StoredDeclsMap *Map = static_cast<StoredDeclsMap*>(DC->getLookupPtr()); 15008c70006581a9b9e9485570ca727a6c5f7be63521Douglas Gregor if (!Map) 15018c70006581a9b9e9485570ca727a6c5f7be63521Douglas Gregor return 0; 15028c70006581a9b9e9485570ca727a6c5f7be63521Douglas Gregor 15032cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor for (StoredDeclsMap::iterator D = Map->begin(), DEnd = Map->end(); 15042cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor D != DEnd; ++D) { 15052cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor AddDeclarationName(D->first, Record); 15062cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor DeclContext::lookup_result Result = D->second.getLookupResult(Context); 15072cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor Record.push_back(Result.second - Result.first); 15081eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump for (; Result.first != Result.second; ++Result.first) 15092cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor AddDeclRef(*Result.first, Record); 15102cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor } 15112cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 15122cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor if (Record.size() == 0) 15132cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor return 0; 15142cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 1515c9490c000f515c29f200a1215328d8ab9a0f3818Douglas Gregor Stream.EmitRecord(pch::DECL_CONTEXT_VISIBLE, Record); 15162512308525ff328aa992da0b5ee14a488d2ea93aDouglas Gregor ++NumVisibleDeclContexts; 15172cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor return Offset; 15182cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor} 15192cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 1520a4232eb646d89e7d52424bb42eb87d9061f39e63Sebastian Redlvoid ASTWriter::WriteTypeDeclOffsets() { 15211476ed40ef6ef144937821da888c7e4d9ea0acd7Sebastian Redl using namespace llvm; 15221476ed40ef6ef144937821da888c7e4d9ea0acd7Sebastian Redl RecordData Record; 15231476ed40ef6ef144937821da888c7e4d9ea0acd7Sebastian Redl 15241476ed40ef6ef144937821da888c7e4d9ea0acd7Sebastian Redl // Write the type offsets array 15251476ed40ef6ef144937821da888c7e4d9ea0acd7Sebastian Redl BitCodeAbbrev *Abbrev = new BitCodeAbbrev(); 15261476ed40ef6ef144937821da888c7e4d9ea0acd7Sebastian Redl Abbrev->Add(BitCodeAbbrevOp(pch::TYPE_OFFSET)); 15271476ed40ef6ef144937821da888c7e4d9ea0acd7Sebastian Redl Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 32)); // # of types 15281476ed40ef6ef144937821da888c7e4d9ea0acd7Sebastian Redl Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Blob)); // types block 15291476ed40ef6ef144937821da888c7e4d9ea0acd7Sebastian Redl unsigned TypeOffsetAbbrev = Stream.EmitAbbrev(Abbrev); 15301476ed40ef6ef144937821da888c7e4d9ea0acd7Sebastian Redl Record.clear(); 15311476ed40ef6ef144937821da888c7e4d9ea0acd7Sebastian Redl Record.push_back(pch::TYPE_OFFSET); 15321476ed40ef6ef144937821da888c7e4d9ea0acd7Sebastian Redl Record.push_back(TypeOffsets.size()); 15331476ed40ef6ef144937821da888c7e4d9ea0acd7Sebastian Redl Stream.EmitRecordWithBlob(TypeOffsetAbbrev, Record, 1534ade5000c8763f4bec41f452d7efa3a9b2a6d4712Sebastian Redl (const char *)data(TypeOffsets), 15351476ed40ef6ef144937821da888c7e4d9ea0acd7Sebastian Redl TypeOffsets.size() * sizeof(TypeOffsets[0])); 15361476ed40ef6ef144937821da888c7e4d9ea0acd7Sebastian Redl 15371476ed40ef6ef144937821da888c7e4d9ea0acd7Sebastian Redl // Write the declaration offsets array 15381476ed40ef6ef144937821da888c7e4d9ea0acd7Sebastian Redl Abbrev = new BitCodeAbbrev(); 15391476ed40ef6ef144937821da888c7e4d9ea0acd7Sebastian Redl Abbrev->Add(BitCodeAbbrevOp(pch::DECL_OFFSET)); 15401476ed40ef6ef144937821da888c7e4d9ea0acd7Sebastian Redl Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 32)); // # of declarations 15411476ed40ef6ef144937821da888c7e4d9ea0acd7Sebastian Redl Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Blob)); // declarations block 15421476ed40ef6ef144937821da888c7e4d9ea0acd7Sebastian Redl unsigned DeclOffsetAbbrev = Stream.EmitAbbrev(Abbrev); 15431476ed40ef6ef144937821da888c7e4d9ea0acd7Sebastian Redl Record.clear(); 15441476ed40ef6ef144937821da888c7e4d9ea0acd7Sebastian Redl Record.push_back(pch::DECL_OFFSET); 15451476ed40ef6ef144937821da888c7e4d9ea0acd7Sebastian Redl Record.push_back(DeclOffsets.size()); 15461476ed40ef6ef144937821da888c7e4d9ea0acd7Sebastian Redl Stream.EmitRecordWithBlob(DeclOffsetAbbrev, Record, 1547ade5000c8763f4bec41f452d7efa3a9b2a6d4712Sebastian Redl (const char *)data(DeclOffsets), 15481476ed40ef6ef144937821da888c7e4d9ea0acd7Sebastian Redl DeclOffsets.size() * sizeof(DeclOffsets[0])); 15491476ed40ef6ef144937821da888c7e4d9ea0acd7Sebastian Redl} 15501476ed40ef6ef144937821da888c7e4d9ea0acd7Sebastian Redl 15514fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor//===----------------------------------------------------------------------===// 15524fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor// Global Method Pool and Selector Serialization 15534fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor//===----------------------------------------------------------------------===// 15544fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor 15553251ceb90b3fec68e86d6dcfa58836e20a7205c3Douglas Gregornamespace { 1556f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor// Trait used for the on-disk hash table used in the method pool. 15573397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redlclass ASTMethodPoolTrait { 1558a4232eb646d89e7d52424bb42eb87d9061f39e63Sebastian Redl ASTWriter &Writer; 1559f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor 1560f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregorpublic: 1561f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor typedef Selector key_type; 1562f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor typedef key_type key_type_ref; 15631eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 15645d05007b7a7883159154e3f65f338a2542d53913Sebastian Redl struct data_type { 15655d05007b7a7883159154e3f65f338a2542d53913Sebastian Redl pch::SelectorID ID; 15665d05007b7a7883159154e3f65f338a2542d53913Sebastian Redl ObjCMethodList Instance, Factory; 15675d05007b7a7883159154e3f65f338a2542d53913Sebastian Redl }; 1568f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor typedef const data_type& data_type_ref; 1569f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor 15703397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redl explicit ASTMethodPoolTrait(ASTWriter &Writer) : Writer(Writer) { } 15711eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1572f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor static unsigned ComputeHash(Selector Sel) { 1573f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor unsigned N = Sel.getNumArgs(); 1574f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor if (N == 0) 1575f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor ++N; 1576f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor unsigned R = 5381; 1577f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor for (unsigned I = 0; I != N; ++I) 1578f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor if (IdentifierInfo *II = Sel.getIdentifierInfoForSlot(I)) 15792596e429a61602312bdd149786045b8a90cd2d10Daniel Dunbar R = llvm::HashString(II->getName(), R); 1580f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor return R; 1581f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor } 15821eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 15831eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump std::pair<unsigned,unsigned> 1584f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor EmitKeyDataLength(llvm::raw_ostream& Out, Selector Sel, 1585f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor data_type_ref Methods) { 1586f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor unsigned KeyLen = 2 + (Sel.getNumArgs()? Sel.getNumArgs() * 4 : 4); 1587f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor clang::io::Emit16(Out, KeyLen); 15885d05007b7a7883159154e3f65f338a2542d53913Sebastian Redl unsigned DataLen = 4 + 2 + 2; // 2 bytes for each of the method counts 15895d05007b7a7883159154e3f65f338a2542d53913Sebastian Redl for (const ObjCMethodList *Method = &Methods.Instance; Method; 1590f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor Method = Method->Next) 1591f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor if (Method->Method) 1592f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor DataLen += 4; 15935d05007b7a7883159154e3f65f338a2542d53913Sebastian Redl for (const ObjCMethodList *Method = &Methods.Factory; Method; 1594f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor Method = Method->Next) 1595f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor if (Method->Method) 1596f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor DataLen += 4; 1597f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor clang::io::Emit16(Out, DataLen); 1598f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor return std::make_pair(KeyLen, DataLen); 1599f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor } 16001eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 160183941df2745d69c05acee3174c7a265c206f70d9Douglas Gregor void EmitKey(llvm::raw_ostream& Out, Selector Sel, unsigned) { 16021eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump uint64_t Start = Out.tell(); 160383941df2745d69c05acee3174c7a265c206f70d9Douglas Gregor assert((Start >> 32) == 0 && "Selector key offset too large"); 160483941df2745d69c05acee3174c7a265c206f70d9Douglas Gregor Writer.SetSelectorOffset(Sel, Start); 1605f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor unsigned N = Sel.getNumArgs(); 1606f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor clang::io::Emit16(Out, N); 1607f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor if (N == 0) 1608f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor N = 1; 1609f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor for (unsigned I = 0; I != N; ++I) 16101eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump clang::io::Emit32(Out, 1611f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor Writer.getIdentifierRef(Sel.getIdentifierInfoForSlot(I))); 1612f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor } 16131eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1614f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor void EmitData(llvm::raw_ostream& Out, key_type_ref, 1615a67e58c8fa03c2f1aa7609bf5a436d1adba75eefDouglas Gregor data_type_ref Methods, unsigned DataLen) { 1616a67e58c8fa03c2f1aa7609bf5a436d1adba75eefDouglas Gregor uint64_t Start = Out.tell(); (void)Start; 16175d05007b7a7883159154e3f65f338a2542d53913Sebastian Redl clang::io::Emit32(Out, Methods.ID); 1618f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor unsigned NumInstanceMethods = 0; 16195d05007b7a7883159154e3f65f338a2542d53913Sebastian Redl for (const ObjCMethodList *Method = &Methods.Instance; Method; 1620f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor Method = Method->Next) 1621f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor if (Method->Method) 1622f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor ++NumInstanceMethods; 1623f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor 1624f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor unsigned NumFactoryMethods = 0; 16255d05007b7a7883159154e3f65f338a2542d53913Sebastian Redl for (const ObjCMethodList *Method = &Methods.Factory; Method; 1626f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor Method = Method->Next) 1627f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor if (Method->Method) 1628f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor ++NumFactoryMethods; 1629f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor 1630f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor clang::io::Emit16(Out, NumInstanceMethods); 1631f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor clang::io::Emit16(Out, NumFactoryMethods); 16325d05007b7a7883159154e3f65f338a2542d53913Sebastian Redl for (const ObjCMethodList *Method = &Methods.Instance; Method; 1633f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor Method = Method->Next) 1634f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor if (Method->Method) 1635f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor clang::io::Emit32(Out, Writer.getDeclID(Method->Method)); 16365d05007b7a7883159154e3f65f338a2542d53913Sebastian Redl for (const ObjCMethodList *Method = &Methods.Factory; Method; 1637f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor Method = Method->Next) 1638f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor if (Method->Method) 1639f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor clang::io::Emit32(Out, Writer.getDeclID(Method->Method)); 1640a67e58c8fa03c2f1aa7609bf5a436d1adba75eefDouglas Gregor 1641a67e58c8fa03c2f1aa7609bf5a436d1adba75eefDouglas Gregor assert(Out.tell() - Start == DataLen && "Data length is wrong"); 1642f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor } 1643f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor}; 1644f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor} // end anonymous namespace 1645f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor 1646059612dd3429cef2d61f11950f3d93a40182bf69Sebastian Redl/// \brief Write ObjC data: selectors and the method pool. 1647f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor/// 1648f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor/// The method pool contains both instance and factory methods, stored 1649059612dd3429cef2d61f11950f3d93a40182bf69Sebastian Redl/// in an on-disk hash table indexed by the selector. The hash table also 1650059612dd3429cef2d61f11950f3d93a40182bf69Sebastian Redl/// contains an empty entry for every other selector known to Sema. 1651a4232eb646d89e7d52424bb42eb87d9061f39e63Sebastian Redlvoid ASTWriter::WriteSelectors(Sema &SemaRef) { 1652f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor using namespace llvm; 1653f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor 1654059612dd3429cef2d61f11950f3d93a40182bf69Sebastian Redl // Do we have to do anything at all? 16555d05007b7a7883159154e3f65f338a2542d53913Sebastian Redl if (SemaRef.MethodPool.empty() && SelectorIDs.empty()) 1656059612dd3429cef2d61f11950f3d93a40182bf69Sebastian Redl return; 1657e58aa890e8de55bb3146e6ea9fbbba3a58ce30c6Sebastian Redl unsigned NumTableEntries = 0; 1658059612dd3429cef2d61f11950f3d93a40182bf69Sebastian Redl // Create and write out the blob that contains selectors and the method pool. 1659f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor { 16603397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redl OnDiskChainedHashTableGenerator<ASTMethodPoolTrait> Generator; 16611eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1662059612dd3429cef2d61f11950f3d93a40182bf69Sebastian Redl // Create the on-disk hash table representation. We walk through every 1663059612dd3429cef2d61f11950f3d93a40182bf69Sebastian Redl // selector we've seen and look it up in the method pool. 1664e58aa890e8de55bb3146e6ea9fbbba3a58ce30c6Sebastian Redl SelectorOffsets.resize(NextSelectorID - FirstSelectorID); 16655d05007b7a7883159154e3f65f338a2542d53913Sebastian Redl for (llvm::DenseMap<Selector, pch::SelectorID>::iterator 16665d05007b7a7883159154e3f65f338a2542d53913Sebastian Redl I = SelectorIDs.begin(), E = SelectorIDs.end(); 16675d05007b7a7883159154e3f65f338a2542d53913Sebastian Redl I != E; ++I) { 16685d05007b7a7883159154e3f65f338a2542d53913Sebastian Redl Selector S = I->first; 1669059612dd3429cef2d61f11950f3d93a40182bf69Sebastian Redl Sema::GlobalMethodPool::iterator F = SemaRef.MethodPool.find(S); 16703397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redl ASTMethodPoolTrait::data_type Data = { 16715d05007b7a7883159154e3f65f338a2542d53913Sebastian Redl I->second, 16725d05007b7a7883159154e3f65f338a2542d53913Sebastian Redl ObjCMethodList(), 16735d05007b7a7883159154e3f65f338a2542d53913Sebastian Redl ObjCMethodList() 16745d05007b7a7883159154e3f65f338a2542d53913Sebastian Redl }; 16755d05007b7a7883159154e3f65f338a2542d53913Sebastian Redl if (F != SemaRef.MethodPool.end()) { 16765d05007b7a7883159154e3f65f338a2542d53913Sebastian Redl Data.Instance = F->second.first; 16775d05007b7a7883159154e3f65f338a2542d53913Sebastian Redl Data.Factory = F->second.second; 16785d05007b7a7883159154e3f65f338a2542d53913Sebastian Redl } 16793397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redl // Only write this selector if it's not in an existing AST or something 1680e58aa890e8de55bb3146e6ea9fbbba3a58ce30c6Sebastian Redl // changed. 1681e58aa890e8de55bb3146e6ea9fbbba3a58ce30c6Sebastian Redl if (Chain && I->second < FirstSelectorID) { 1682e58aa890e8de55bb3146e6ea9fbbba3a58ce30c6Sebastian Redl // Selector already exists. Did it change? 1683e58aa890e8de55bb3146e6ea9fbbba3a58ce30c6Sebastian Redl bool changed = false; 1684e58aa890e8de55bb3146e6ea9fbbba3a58ce30c6Sebastian Redl for (ObjCMethodList *M = &Data.Instance; !changed && M && M->Method; 1685e58aa890e8de55bb3146e6ea9fbbba3a58ce30c6Sebastian Redl M = M->Next) { 1686e58aa890e8de55bb3146e6ea9fbbba3a58ce30c6Sebastian Redl if (M->Method->getPCHLevel() == 0) 1687e58aa890e8de55bb3146e6ea9fbbba3a58ce30c6Sebastian Redl changed = true; 1688e58aa890e8de55bb3146e6ea9fbbba3a58ce30c6Sebastian Redl } 1689e58aa890e8de55bb3146e6ea9fbbba3a58ce30c6Sebastian Redl for (ObjCMethodList *M = &Data.Factory; !changed && M && M->Method; 1690e58aa890e8de55bb3146e6ea9fbbba3a58ce30c6Sebastian Redl M = M->Next) { 1691e58aa890e8de55bb3146e6ea9fbbba3a58ce30c6Sebastian Redl if (M->Method->getPCHLevel() == 0) 1692e58aa890e8de55bb3146e6ea9fbbba3a58ce30c6Sebastian Redl changed = true; 1693e58aa890e8de55bb3146e6ea9fbbba3a58ce30c6Sebastian Redl } 1694e58aa890e8de55bb3146e6ea9fbbba3a58ce30c6Sebastian Redl if (!changed) 1695e58aa890e8de55bb3146e6ea9fbbba3a58ce30c6Sebastian Redl continue; 1696fa78dec572259aca763457b435744f79d822c5d4Sebastian Redl } else if (Data.Instance.Method || Data.Factory.Method) { 1697fa78dec572259aca763457b435744f79d822c5d4Sebastian Redl // A new method pool entry. 1698fa78dec572259aca763457b435744f79d822c5d4Sebastian Redl ++NumTableEntries; 1699e58aa890e8de55bb3146e6ea9fbbba3a58ce30c6Sebastian Redl } 17005d05007b7a7883159154e3f65f338a2542d53913Sebastian Redl Generator.insert(S, Data); 1701f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor } 1702f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor 1703f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor // Create the on-disk hash table in a buffer. 17041eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump llvm::SmallString<4096> MethodPool; 1705f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor uint32_t BucketOffset; 1706f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor { 17073397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redl ASTMethodPoolTrait Trait(*this); 1708f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor llvm::raw_svector_ostream Out(MethodPool); 1709f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor // Make sure that no bucket is at offset 0 1710a67e58c8fa03c2f1aa7609bf5a436d1adba75eefDouglas Gregor clang::io::Emit32(Out, 0); 1711f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor BucketOffset = Generator.Emit(Out, Trait); 1712f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor } 1713f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor 1714f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor // Create a blob abbreviation 1715f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor BitCodeAbbrev *Abbrev = new BitCodeAbbrev(); 1716f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor Abbrev->Add(BitCodeAbbrevOp(pch::METHOD_POOL)); 1717f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 32)); 171883941df2745d69c05acee3174c7a265c206f70d9Douglas Gregor Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 32)); 1719f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Blob)); 1720f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor unsigned MethodPoolAbbrev = Stream.EmitAbbrev(Abbrev); 1721f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor 172283941df2745d69c05acee3174c7a265c206f70d9Douglas Gregor // Write the method pool 1723f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor RecordData Record; 1724f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor Record.push_back(pch::METHOD_POOL); 1725f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor Record.push_back(BucketOffset); 1726e58aa890e8de55bb3146e6ea9fbbba3a58ce30c6Sebastian Redl Record.push_back(NumTableEntries); 1727ec312a1f0557b1d27f3eb6cf49acbf7e72696422Daniel Dunbar Stream.EmitRecordWithBlob(MethodPoolAbbrev, Record, MethodPool.str()); 172883941df2745d69c05acee3174c7a265c206f70d9Douglas Gregor 172983941df2745d69c05acee3174c7a265c206f70d9Douglas Gregor // Create a blob abbreviation for the selector table offsets. 173083941df2745d69c05acee3174c7a265c206f70d9Douglas Gregor Abbrev = new BitCodeAbbrev(); 173183941df2745d69c05acee3174c7a265c206f70d9Douglas Gregor Abbrev->Add(BitCodeAbbrevOp(pch::SELECTOR_OFFSETS)); 173283941df2745d69c05acee3174c7a265c206f70d9Douglas Gregor Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 32)); // index 173383941df2745d69c05acee3174c7a265c206f70d9Douglas Gregor Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Blob)); 173483941df2745d69c05acee3174c7a265c206f70d9Douglas Gregor unsigned SelectorOffsetAbbrev = Stream.EmitAbbrev(Abbrev); 173583941df2745d69c05acee3174c7a265c206f70d9Douglas Gregor 173683941df2745d69c05acee3174c7a265c206f70d9Douglas Gregor // Write the selector offsets table. 173783941df2745d69c05acee3174c7a265c206f70d9Douglas Gregor Record.clear(); 173883941df2745d69c05acee3174c7a265c206f70d9Douglas Gregor Record.push_back(pch::SELECTOR_OFFSETS); 173983941df2745d69c05acee3174c7a265c206f70d9Douglas Gregor Record.push_back(SelectorOffsets.size()); 174083941df2745d69c05acee3174c7a265c206f70d9Douglas Gregor Stream.EmitRecordWithBlob(SelectorOffsetAbbrev, Record, 1741ade5000c8763f4bec41f452d7efa3a9b2a6d4712Sebastian Redl (const char *)data(SelectorOffsets), 174283941df2745d69c05acee3174c7a265c206f70d9Douglas Gregor SelectorOffsets.size() * 4); 1743f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor } 1744f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor} 1745f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor 17463397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redl/// \brief Write the selectors referenced in @selector expression into AST file. 1747a4232eb646d89e7d52424bb42eb87d9061f39e63Sebastian Redlvoid ASTWriter::WriteReferencedSelectorsPool(Sema &SemaRef) { 1748320198303df7c16950d83ae79c3f702b84badcf7Fariborz Jahanian using namespace llvm; 1749320198303df7c16950d83ae79c3f702b84badcf7Fariborz Jahanian if (SemaRef.ReferencedSelectors.empty()) 1750320198303df7c16950d83ae79c3f702b84badcf7Fariborz Jahanian return; 1751725cd9686a0f5bb6c994cb3e43f58b63567c6860Sebastian Redl 1752320198303df7c16950d83ae79c3f702b84badcf7Fariborz Jahanian RecordData Record; 1753725cd9686a0f5bb6c994cb3e43f58b63567c6860Sebastian Redl 17543397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redl // Note: this writes out all references even for a dependent AST. But it is 1755a68340fd55e177a5849cb3adbf66aedce1f6e91bSebastian Redl // very tricky to fix, and given that @selector shouldn't really appear in 1756a68340fd55e177a5849cb3adbf66aedce1f6e91bSebastian Redl // headers, probably not worth it. It's not a correctness issue. 1757320198303df7c16950d83ae79c3f702b84badcf7Fariborz Jahanian for (DenseMap<Selector, SourceLocation>::iterator S = 1758320198303df7c16950d83ae79c3f702b84badcf7Fariborz Jahanian SemaRef.ReferencedSelectors.begin(), 1759320198303df7c16950d83ae79c3f702b84badcf7Fariborz Jahanian E = SemaRef.ReferencedSelectors.end(); S != E; ++S) { 1760320198303df7c16950d83ae79c3f702b84badcf7Fariborz Jahanian Selector Sel = (*S).first; 1761320198303df7c16950d83ae79c3f702b84badcf7Fariborz Jahanian SourceLocation Loc = (*S).second; 1762320198303df7c16950d83ae79c3f702b84badcf7Fariborz Jahanian AddSelectorRef(Sel, Record); 1763320198303df7c16950d83ae79c3f702b84badcf7Fariborz Jahanian AddSourceLocation(Loc, Record); 1764320198303df7c16950d83ae79c3f702b84badcf7Fariborz Jahanian } 1765320198303df7c16950d83ae79c3f702b84badcf7Fariborz Jahanian Stream.EmitRecord(pch::REFERENCED_SELECTOR_POOL, Record); 1766320198303df7c16950d83ae79c3f702b84badcf7Fariborz Jahanian} 1767320198303df7c16950d83ae79c3f702b84badcf7Fariborz Jahanian 17684fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor//===----------------------------------------------------------------------===// 17694fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor// Identifier Table Serialization 17704fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor//===----------------------------------------------------------------------===// 17714fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor 1772f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregornamespace { 17733397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redlclass ASTIdentifierTableTrait { 1774a4232eb646d89e7d52424bb42eb87d9061f39e63Sebastian Redl ASTWriter &Writer; 177537e2684abfe38207fdb90620da062bb18c23f29aDouglas Gregor Preprocessor &PP; 17763251ceb90b3fec68e86d6dcfa58836e20a7205c3Douglas Gregor 1777a92193ebd9840e5ce4de1b09e49f1b024c0f5c2fDouglas Gregor /// \brief Determines whether this is an "interesting" identifier 1778a92193ebd9840e5ce4de1b09e49f1b024c0f5c2fDouglas Gregor /// that needs a full IdentifierInfo structure written into the hash 1779a92193ebd9840e5ce4de1b09e49f1b024c0f5c2fDouglas Gregor /// table. 1780a92193ebd9840e5ce4de1b09e49f1b024c0f5c2fDouglas Gregor static bool isInterestingIdentifier(const IdentifierInfo *II) { 1781a92193ebd9840e5ce4de1b09e49f1b024c0f5c2fDouglas Gregor return II->isPoisoned() || 1782a92193ebd9840e5ce4de1b09e49f1b024c0f5c2fDouglas Gregor II->isExtensionToken() || 1783a92193ebd9840e5ce4de1b09e49f1b024c0f5c2fDouglas Gregor II->hasMacroDefinition() || 1784a92193ebd9840e5ce4de1b09e49f1b024c0f5c2fDouglas Gregor II->getObjCOrBuiltinID() || 1785a92193ebd9840e5ce4de1b09e49f1b024c0f5c2fDouglas Gregor II->getFETokenInfo<void>(); 1786a92193ebd9840e5ce4de1b09e49f1b024c0f5c2fDouglas Gregor } 1787a92193ebd9840e5ce4de1b09e49f1b024c0f5c2fDouglas Gregor 17883251ceb90b3fec68e86d6dcfa58836e20a7205c3Douglas Gregorpublic: 17893251ceb90b3fec68e86d6dcfa58836e20a7205c3Douglas Gregor typedef const IdentifierInfo* key_type; 17903251ceb90b3fec68e86d6dcfa58836e20a7205c3Douglas Gregor typedef key_type key_type_ref; 17911eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 17923251ceb90b3fec68e86d6dcfa58836e20a7205c3Douglas Gregor typedef pch::IdentID data_type; 17933251ceb90b3fec68e86d6dcfa58836e20a7205c3Douglas Gregor typedef data_type data_type_ref; 17941eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 17953397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redl ASTIdentifierTableTrait(ASTWriter &Writer, Preprocessor &PP) 179637e2684abfe38207fdb90620da062bb18c23f29aDouglas Gregor : Writer(Writer), PP(PP) { } 17973251ceb90b3fec68e86d6dcfa58836e20a7205c3Douglas Gregor 17983251ceb90b3fec68e86d6dcfa58836e20a7205c3Douglas Gregor static unsigned ComputeHash(const IdentifierInfo* II) { 17992596e429a61602312bdd149786045b8a90cd2d10Daniel Dunbar return llvm::HashString(II->getName()); 18003251ceb90b3fec68e86d6dcfa58836e20a7205c3Douglas Gregor } 18011eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 18021eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump std::pair<unsigned,unsigned> 18031eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump EmitKeyDataLength(llvm::raw_ostream& Out, const IdentifierInfo* II, 18043251ceb90b3fec68e86d6dcfa58836e20a7205c3Douglas Gregor pch::IdentID ID) { 1805e013d685c6689ac7ae103ee88acf573422d1ed6aDaniel Dunbar unsigned KeyLen = II->getLength() + 1; 1806a92193ebd9840e5ce4de1b09e49f1b024c0f5c2fDouglas Gregor unsigned DataLen = 4; // 4 bytes for the persistent ID << 1 1807a92193ebd9840e5ce4de1b09e49f1b024c0f5c2fDouglas Gregor if (isInterestingIdentifier(II)) { 18085998da5c29dae3f654cb65738ff237203e2222c8Douglas Gregor DataLen += 2; // 2 bytes for builtin ID, flags 18091eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump if (II->hasMacroDefinition() && 1810a92193ebd9840e5ce4de1b09e49f1b024c0f5c2fDouglas Gregor !PP.getMacroInfo(const_cast<IdentifierInfo *>(II))->isBuiltinMacro()) 18115998da5c29dae3f654cb65738ff237203e2222c8Douglas Gregor DataLen += 4; 1812a92193ebd9840e5ce4de1b09e49f1b024c0f5c2fDouglas Gregor for (IdentifierResolver::iterator D = IdentifierResolver::begin(II), 1813a92193ebd9840e5ce4de1b09e49f1b024c0f5c2fDouglas Gregor DEnd = IdentifierResolver::end(); 1814a92193ebd9840e5ce4de1b09e49f1b024c0f5c2fDouglas Gregor D != DEnd; ++D) 1815d8c5abb096a5f6babb3709180fe304be5462bcc1Sebastian Redl DataLen += sizeof(pch::DeclID); 1816a92193ebd9840e5ce4de1b09e49f1b024c0f5c2fDouglas Gregor } 1817668c1a4fdcc56bdd050256b1688e116fe84b72dbDouglas Gregor clang::io::Emit16(Out, DataLen); 181802fc75169afe785c114e795ec4d24edfb4073c42Douglas Gregor // We emit the key length after the data length so that every 181902fc75169afe785c114e795ec4d24edfb4073c42Douglas Gregor // string is preceded by a 16-bit length. This matches the PTH 182002fc75169afe785c114e795ec4d24edfb4073c42Douglas Gregor // format for storing identifiers. 1821d6595a40fe12e3d5ffe5ce48987b379d547439a4Douglas Gregor clang::io::Emit16(Out, KeyLen); 18223251ceb90b3fec68e86d6dcfa58836e20a7205c3Douglas Gregor return std::make_pair(KeyLen, DataLen); 18233251ceb90b3fec68e86d6dcfa58836e20a7205c3Douglas Gregor } 18241eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 18251eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump void EmitKey(llvm::raw_ostream& Out, const IdentifierInfo* II, 18263251ceb90b3fec68e86d6dcfa58836e20a7205c3Douglas Gregor unsigned KeyLen) { 18273251ceb90b3fec68e86d6dcfa58836e20a7205c3Douglas Gregor // Record the location of the key data. This is used when generating 18283251ceb90b3fec68e86d6dcfa58836e20a7205c3Douglas Gregor // the mapping from persistent IDs to strings. 18293251ceb90b3fec68e86d6dcfa58836e20a7205c3Douglas Gregor Writer.SetIdentifierOffset(II, Out.tell()); 1830e013d685c6689ac7ae103ee88acf573422d1ed6aDaniel Dunbar Out.write(II->getNameStart(), KeyLen); 18313251ceb90b3fec68e86d6dcfa58836e20a7205c3Douglas Gregor } 18321eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 18331eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump void EmitData(llvm::raw_ostream& Out, const IdentifierInfo* II, 18343251ceb90b3fec68e86d6dcfa58836e20a7205c3Douglas Gregor pch::IdentID ID, unsigned) { 1835a92193ebd9840e5ce4de1b09e49f1b024c0f5c2fDouglas Gregor if (!isInterestingIdentifier(II)) { 1836a92193ebd9840e5ce4de1b09e49f1b024c0f5c2fDouglas Gregor clang::io::Emit32(Out, ID << 1); 1837a92193ebd9840e5ce4de1b09e49f1b024c0f5c2fDouglas Gregor return; 1838a92193ebd9840e5ce4de1b09e49f1b024c0f5c2fDouglas Gregor } 18395998da5c29dae3f654cb65738ff237203e2222c8Douglas Gregor 1840a92193ebd9840e5ce4de1b09e49f1b024c0f5c2fDouglas Gregor clang::io::Emit32(Out, (ID << 1) | 0x01); 18413251ceb90b3fec68e86d6dcfa58836e20a7205c3Douglas Gregor uint32_t Bits = 0; 18421eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump bool hasMacroDefinition = 18431eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump II->hasMacroDefinition() && 184437e2684abfe38207fdb90620da062bb18c23f29aDouglas Gregor !PP.getMacroInfo(const_cast<IdentifierInfo *>(II))->isBuiltinMacro(); 18455998da5c29dae3f654cb65738ff237203e2222c8Douglas Gregor Bits = (uint32_t)II->getObjCOrBuiltinID(); 1846b0b84385f0cb0ea4036579f5f384f1c19b917c7eDaniel Dunbar Bits = (Bits << 1) | unsigned(hasMacroDefinition); 1847b0b84385f0cb0ea4036579f5f384f1c19b917c7eDaniel Dunbar Bits = (Bits << 1) | unsigned(II->isExtensionToken()); 1848b0b84385f0cb0ea4036579f5f384f1c19b917c7eDaniel Dunbar Bits = (Bits << 1) | unsigned(II->isPoisoned()); 1849646395bbcaa849c94bc2a3246c71d809ca719f01Argyrios Kyrtzidis Bits = (Bits << 1) | unsigned(II->hasRevertedTokenIDToIdentifier()); 1850b0b84385f0cb0ea4036579f5f384f1c19b917c7eDaniel Dunbar Bits = (Bits << 1) | unsigned(II->isCPlusPlusOperatorKeyword()); 18515998da5c29dae3f654cb65738ff237203e2222c8Douglas Gregor clang::io::Emit16(Out, Bits); 18523251ceb90b3fec68e86d6dcfa58836e20a7205c3Douglas Gregor 185337e2684abfe38207fdb90620da062bb18c23f29aDouglas Gregor if (hasMacroDefinition) 18545998da5c29dae3f654cb65738ff237203e2222c8Douglas Gregor clang::io::Emit32(Out, Writer.getMacroOffset(II)); 185537e2684abfe38207fdb90620da062bb18c23f29aDouglas Gregor 1856668c1a4fdcc56bdd050256b1688e116fe84b72dbDouglas Gregor // Emit the declaration IDs in reverse order, because the 1857668c1a4fdcc56bdd050256b1688e116fe84b72dbDouglas Gregor // IdentifierResolver provides the declarations as they would be 1858668c1a4fdcc56bdd050256b1688e116fe84b72dbDouglas Gregor // visible (e.g., the function "stat" would come before the struct 1859668c1a4fdcc56bdd050256b1688e116fe84b72dbDouglas Gregor // "stat"), but IdentifierResolver::AddDeclToIdentifierChain() 1860668c1a4fdcc56bdd050256b1688e116fe84b72dbDouglas Gregor // adds declarations to the end of the list (so we need to see the 1861668c1a4fdcc56bdd050256b1688e116fe84b72dbDouglas Gregor // struct "status" before the function "status"). 1862f2f0f03d08c6143137a79a8edffc7d41823bc3c7Sebastian Redl // Only emit declarations that aren't from a chained PCH, though. 18631eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump llvm::SmallVector<Decl *, 16> Decls(IdentifierResolver::begin(II), 1864668c1a4fdcc56bdd050256b1688e116fe84b72dbDouglas Gregor IdentifierResolver::end()); 1865668c1a4fdcc56bdd050256b1688e116fe84b72dbDouglas Gregor for (llvm::SmallVector<Decl *, 16>::reverse_iterator D = Decls.rbegin(), 1866668c1a4fdcc56bdd050256b1688e116fe84b72dbDouglas Gregor DEnd = Decls.rend(); 18673251ceb90b3fec68e86d6dcfa58836e20a7205c3Douglas Gregor D != DEnd; ++D) 1868d8c5abb096a5f6babb3709180fe304be5462bcc1Sebastian Redl clang::io::Emit32(Out, Writer.getDeclID(*D)); 18693251ceb90b3fec68e86d6dcfa58836e20a7205c3Douglas Gregor } 18703251ceb90b3fec68e86d6dcfa58836e20a7205c3Douglas Gregor}; 18713251ceb90b3fec68e86d6dcfa58836e20a7205c3Douglas Gregor} // end anonymous namespace 18723251ceb90b3fec68e86d6dcfa58836e20a7205c3Douglas Gregor 18733397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redl/// \brief Write the identifier table into the AST file. 1874afaf308b779cd8e8fc8c42601b9f383423c15c2dDouglas Gregor/// 1875afaf308b779cd8e8fc8c42601b9f383423c15c2dDouglas Gregor/// The identifier table consists of a blob containing string data 1876afaf308b779cd8e8fc8c42601b9f383423c15c2dDouglas Gregor/// (the actual identifiers themselves) and a separate "offsets" index 1877afaf308b779cd8e8fc8c42601b9f383423c15c2dDouglas Gregor/// that maps identifier IDs to locations within the blob. 1878a4232eb646d89e7d52424bb42eb87d9061f39e63Sebastian Redlvoid ASTWriter::WriteIdentifierTable(Preprocessor &PP) { 1879afaf308b779cd8e8fc8c42601b9f383423c15c2dDouglas Gregor using namespace llvm; 1880afaf308b779cd8e8fc8c42601b9f383423c15c2dDouglas Gregor 1881afaf308b779cd8e8fc8c42601b9f383423c15c2dDouglas Gregor // Create and write out the blob that contains the identifier 1882afaf308b779cd8e8fc8c42601b9f383423c15c2dDouglas Gregor // strings. 1883afaf308b779cd8e8fc8c42601b9f383423c15c2dDouglas Gregor { 18843397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redl OnDiskChainedHashTableGenerator<ASTIdentifierTableTrait> Generator; 18851eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 188692b059ea944adaa3e00bb53d63a09868a4752547Douglas Gregor // Look for any identifiers that were named while processing the 188792b059ea944adaa3e00bb53d63a09868a4752547Douglas Gregor // headers, but are otherwise not needed. We add these to the hash 188892b059ea944adaa3e00bb53d63a09868a4752547Douglas Gregor // table to enable checking of the predefines buffer in the case 18893397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redl // where the user adds new macro definitions when building the AST 189092b059ea944adaa3e00bb53d63a09868a4752547Douglas Gregor // file. 189192b059ea944adaa3e00bb53d63a09868a4752547Douglas Gregor for (IdentifierTable::iterator ID = PP.getIdentifierTable().begin(), 189292b059ea944adaa3e00bb53d63a09868a4752547Douglas Gregor IDEnd = PP.getIdentifierTable().end(); 189392b059ea944adaa3e00bb53d63a09868a4752547Douglas Gregor ID != IDEnd; ++ID) 189492b059ea944adaa3e00bb53d63a09868a4752547Douglas Gregor getIdentifierRef(ID->second); 189592b059ea944adaa3e00bb53d63a09868a4752547Douglas Gregor 1896f2f0f03d08c6143137a79a8edffc7d41823bc3c7Sebastian Redl // Create the on-disk hash table representation. We only store offsets 1897f2f0f03d08c6143137a79a8edffc7d41823bc3c7Sebastian Redl // for identifiers that appear here for the first time. 1898f2f0f03d08c6143137a79a8edffc7d41823bc3c7Sebastian Redl IdentifierOffsets.resize(NextIdentID - FirstIdentID); 1899afaf308b779cd8e8fc8c42601b9f383423c15c2dDouglas Gregor for (llvm::DenseMap<const IdentifierInfo *, pch::IdentID>::iterator 1900afaf308b779cd8e8fc8c42601b9f383423c15c2dDouglas Gregor ID = IdentifierIDs.begin(), IDEnd = IdentifierIDs.end(); 1901afaf308b779cd8e8fc8c42601b9f383423c15c2dDouglas Gregor ID != IDEnd; ++ID) { 1902afaf308b779cd8e8fc8c42601b9f383423c15c2dDouglas Gregor assert(ID->first && "NULL identifier in identifier table"); 1903ffaab3e2bb13991bb3357e80f14bcae3745b2347Sebastian Redl if (!Chain || !ID->first->isFromPCH()) 1904f2f0f03d08c6143137a79a8edffc7d41823bc3c7Sebastian Redl Generator.insert(ID->first, ID->second); 19053251ceb90b3fec68e86d6dcfa58836e20a7205c3Douglas Gregor } 1906afaf308b779cd8e8fc8c42601b9f383423c15c2dDouglas Gregor 19073251ceb90b3fec68e86d6dcfa58836e20a7205c3Douglas Gregor // Create the on-disk hash table in a buffer. 19081eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump llvm::SmallString<4096> IdentifierTable; 1909668c1a4fdcc56bdd050256b1688e116fe84b72dbDouglas Gregor uint32_t BucketOffset; 19103251ceb90b3fec68e86d6dcfa58836e20a7205c3Douglas Gregor { 19113397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redl ASTIdentifierTableTrait Trait(*this, PP); 19123251ceb90b3fec68e86d6dcfa58836e20a7205c3Douglas Gregor llvm::raw_svector_ostream Out(IdentifierTable); 1913f0aaf7a59729a4ae0146e3464ee987745be95829Douglas Gregor // Make sure that no bucket is at offset 0 1914a67e58c8fa03c2f1aa7609bf5a436d1adba75eefDouglas Gregor clang::io::Emit32(Out, 0); 1915668c1a4fdcc56bdd050256b1688e116fe84b72dbDouglas Gregor BucketOffset = Generator.Emit(Out, Trait); 1916afaf308b779cd8e8fc8c42601b9f383423c15c2dDouglas Gregor } 1917afaf308b779cd8e8fc8c42601b9f383423c15c2dDouglas Gregor 1918afaf308b779cd8e8fc8c42601b9f383423c15c2dDouglas Gregor // Create a blob abbreviation 1919afaf308b779cd8e8fc8c42601b9f383423c15c2dDouglas Gregor BitCodeAbbrev *Abbrev = new BitCodeAbbrev(); 1920afaf308b779cd8e8fc8c42601b9f383423c15c2dDouglas Gregor Abbrev->Add(BitCodeAbbrevOp(pch::IDENTIFIER_TABLE)); 1921668c1a4fdcc56bdd050256b1688e116fe84b72dbDouglas Gregor Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 32)); 19223251ceb90b3fec68e86d6dcfa58836e20a7205c3Douglas Gregor Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Blob)); 1923c9490c000f515c29f200a1215328d8ab9a0f3818Douglas Gregor unsigned IDTableAbbrev = Stream.EmitAbbrev(Abbrev); 1924afaf308b779cd8e8fc8c42601b9f383423c15c2dDouglas Gregor 1925afaf308b779cd8e8fc8c42601b9f383423c15c2dDouglas Gregor // Write the identifier table 1926afaf308b779cd8e8fc8c42601b9f383423c15c2dDouglas Gregor RecordData Record; 1927afaf308b779cd8e8fc8c42601b9f383423c15c2dDouglas Gregor Record.push_back(pch::IDENTIFIER_TABLE); 1928668c1a4fdcc56bdd050256b1688e116fe84b72dbDouglas Gregor Record.push_back(BucketOffset); 1929ec312a1f0557b1d27f3eb6cf49acbf7e72696422Daniel Dunbar Stream.EmitRecordWithBlob(IDTableAbbrev, Record, IdentifierTable.str()); 1930afaf308b779cd8e8fc8c42601b9f383423c15c2dDouglas Gregor } 1931afaf308b779cd8e8fc8c42601b9f383423c15c2dDouglas Gregor 1932afaf308b779cd8e8fc8c42601b9f383423c15c2dDouglas Gregor // Write the offsets table for identifier IDs. 19332b3a5a83ea30bde7fa8f9d8e9a0cb12623759bfbDouglas Gregor BitCodeAbbrev *Abbrev = new BitCodeAbbrev(); 19342b3a5a83ea30bde7fa8f9d8e9a0cb12623759bfbDouglas Gregor Abbrev->Add(BitCodeAbbrevOp(pch::IDENTIFIER_OFFSET)); 19352b3a5a83ea30bde7fa8f9d8e9a0cb12623759bfbDouglas Gregor Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 32)); // # of identifiers 19362b3a5a83ea30bde7fa8f9d8e9a0cb12623759bfbDouglas Gregor Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Blob)); 19372b3a5a83ea30bde7fa8f9d8e9a0cb12623759bfbDouglas Gregor unsigned IdentifierOffsetAbbrev = Stream.EmitAbbrev(Abbrev); 19382b3a5a83ea30bde7fa8f9d8e9a0cb12623759bfbDouglas Gregor 19392b3a5a83ea30bde7fa8f9d8e9a0cb12623759bfbDouglas Gregor RecordData Record; 19402b3a5a83ea30bde7fa8f9d8e9a0cb12623759bfbDouglas Gregor Record.push_back(pch::IDENTIFIER_OFFSET); 19412b3a5a83ea30bde7fa8f9d8e9a0cb12623759bfbDouglas Gregor Record.push_back(IdentifierOffsets.size()); 19422b3a5a83ea30bde7fa8f9d8e9a0cb12623759bfbDouglas Gregor Stream.EmitRecordWithBlob(IdentifierOffsetAbbrev, Record, 1943ade5000c8763f4bec41f452d7efa3a9b2a6d4712Sebastian Redl (const char *)data(IdentifierOffsets), 19442b3a5a83ea30bde7fa8f9d8e9a0cb12623759bfbDouglas Gregor IdentifierOffsets.size() * sizeof(uint32_t)); 1945afaf308b779cd8e8fc8c42601b9f383423c15c2dDouglas Gregor} 1946afaf308b779cd8e8fc8c42601b9f383423c15c2dDouglas Gregor 19474fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor//===----------------------------------------------------------------------===// 19484fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor// General Serialization Routines 19494fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor//===----------------------------------------------------------------------===// 19504fed3f47f6b9e31d603c5c2d1f6d8ec2e1241e57Douglas Gregor 195168a2eb0cc76267ba0615992fb5e0977853c397b2Douglas Gregor/// \brief Write a record containing the given attributes. 1952a4232eb646d89e7d52424bb42eb87d9061f39e63Sebastian Redlvoid ASTWriter::WriteAttributeRecord(const AttrVec &Attrs) { 195368a2eb0cc76267ba0615992fb5e0977853c397b2Douglas Gregor RecordData Record; 1954cf807c4dfdb23e8fa3f400e0b24ef5b79db7a530Sean Hunt for (AttrVec::const_iterator i = Attrs.begin(), e = Attrs.end(); i != e; ++i){ 1955cf807c4dfdb23e8fa3f400e0b24ef5b79db7a530Sean Hunt const Attr * A = *i; 1956cf807c4dfdb23e8fa3f400e0b24ef5b79db7a530Sean Hunt Record.push_back(A->getKind()); // FIXME: stable encoding, target attrs 1957cf807c4dfdb23e8fa3f400e0b24ef5b79db7a530Sean Hunt AddSourceLocation(A->getLocation(), Record); 1958cf807c4dfdb23e8fa3f400e0b24ef5b79db7a530Sean Hunt Record.push_back(A->isInherited()); 195968a2eb0cc76267ba0615992fb5e0977853c397b2Douglas Gregor 1960cf807c4dfdb23e8fa3f400e0b24ef5b79db7a530Sean Hunt#include "clang/Serialization/AttrPCHWrite.inc" 19615b160927672440076aa53c31d84149f70fd8d40eFariborz Jahanian 196268a2eb0cc76267ba0615992fb5e0977853c397b2Douglas Gregor } 196368a2eb0cc76267ba0615992fb5e0977853c397b2Douglas Gregor 1964c9490c000f515c29f200a1215328d8ab9a0f3818Douglas Gregor Stream.EmitRecord(pch::DECL_ATTR, Record); 196568a2eb0cc76267ba0615992fb5e0977853c397b2Douglas Gregor} 196668a2eb0cc76267ba0615992fb5e0977853c397b2Douglas Gregor 1967a4232eb646d89e7d52424bb42eb87d9061f39e63Sebastian Redlvoid ASTWriter::AddString(const std::string &Str, RecordData &Record) { 196868a2eb0cc76267ba0615992fb5e0977853c397b2Douglas Gregor Record.push_back(Str.size()); 196968a2eb0cc76267ba0615992fb5e0977853c397b2Douglas Gregor Record.insert(Record.end(), Str.begin(), Str.end()); 197068a2eb0cc76267ba0615992fb5e0977853c397b2Douglas Gregor} 197168a2eb0cc76267ba0615992fb5e0977853c397b2Douglas Gregor 19723251ceb90b3fec68e86d6dcfa58836e20a7205c3Douglas Gregor/// \brief Note that the identifier II occurs at the given offset 19733251ceb90b3fec68e86d6dcfa58836e20a7205c3Douglas Gregor/// within the identifier table. 1974a4232eb646d89e7d52424bb42eb87d9061f39e63Sebastian Redlvoid ASTWriter::SetIdentifierOffset(const IdentifierInfo *II, uint32_t Offset) { 1975f2f0f03d08c6143137a79a8edffc7d41823bc3c7Sebastian Redl pch::IdentID ID = IdentifierIDs[II]; 19763397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redl // Only store offsets new to this AST file. Other identifier names are looked 1977f2f0f03d08c6143137a79a8edffc7d41823bc3c7Sebastian Redl // up earlier in the chain and thus don't need an offset. 1978f2f0f03d08c6143137a79a8edffc7d41823bc3c7Sebastian Redl if (ID >= FirstIdentID) 1979f2f0f03d08c6143137a79a8edffc7d41823bc3c7Sebastian Redl IdentifierOffsets[ID - FirstIdentID] = Offset; 19803251ceb90b3fec68e86d6dcfa58836e20a7205c3Douglas Gregor} 19813251ceb90b3fec68e86d6dcfa58836e20a7205c3Douglas Gregor 198283941df2745d69c05acee3174c7a265c206f70d9Douglas Gregor/// \brief Note that the selector Sel occurs at the given offset 198383941df2745d69c05acee3174c7a265c206f70d9Douglas Gregor/// within the method pool/selector table. 1984a4232eb646d89e7d52424bb42eb87d9061f39e63Sebastian Redlvoid ASTWriter::SetSelectorOffset(Selector Sel, uint32_t Offset) { 198583941df2745d69c05acee3174c7a265c206f70d9Douglas Gregor unsigned ID = SelectorIDs[Sel]; 198683941df2745d69c05acee3174c7a265c206f70d9Douglas Gregor assert(ID && "Unknown selector"); 1987e58aa890e8de55bb3146e6ea9fbbba3a58ce30c6Sebastian Redl // Don't record offsets for selectors that are also available in a different 1988e58aa890e8de55bb3146e6ea9fbbba3a58ce30c6Sebastian Redl // file. 1989e58aa890e8de55bb3146e6ea9fbbba3a58ce30c6Sebastian Redl if (ID < FirstSelectorID) 1990e58aa890e8de55bb3146e6ea9fbbba3a58ce30c6Sebastian Redl return; 1991e58aa890e8de55bb3146e6ea9fbbba3a58ce30c6Sebastian Redl SelectorOffsets[ID - FirstSelectorID] = Offset; 199283941df2745d69c05acee3174c7a265c206f70d9Douglas Gregor} 199383941df2745d69c05acee3174c7a265c206f70d9Douglas Gregor 1994a4232eb646d89e7d52424bb42eb87d9061f39e63Sebastian RedlASTWriter::ASTWriter(llvm::BitstreamWriter &Stream) 1995e58aa890e8de55bb3146e6ea9fbbba3a58ce30c6Sebastian Redl : Stream(Stream), Chain(0), FirstDeclID(1), NextDeclID(FirstDeclID), 1996e58aa890e8de55bb3146e6ea9fbbba3a58ce30c6Sebastian Redl FirstTypeID(pch::NUM_PREDEF_TYPE_IDS), NextTypeID(FirstTypeID), 1997e58aa890e8de55bb3146e6ea9fbbba3a58ce30c6Sebastian Redl FirstIdentID(1), NextIdentID(FirstIdentID), FirstSelectorID(1), 1998e58aa890e8de55bb3146e6ea9fbbba3a58ce30c6Sebastian Redl NextSelectorID(FirstSelectorID), CollectedStmts(&StmtsToEmit), 1999e58aa890e8de55bb3146e6ea9fbbba3a58ce30c6Sebastian Redl NumStatements(0), NumMacros(0), NumLexicalDeclContexts(0), 2000e58aa890e8de55bb3146e6ea9fbbba3a58ce30c6Sebastian Redl NumVisibleDeclContexts(0) { 200130c514c225342844700ed4640ec6d90ddf0e12b2Sebastian Redl} 20022cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 2003a4232eb646d89e7d52424bb42eb87d9061f39e63Sebastian Redlvoid ASTWriter::WriteAST(Sema &SemaRef, MemorizeStatCalls *StatCalls, 200430c514c225342844700ed4640ec6d90ddf0e12b2Sebastian Redl const char *isysroot) { 20052cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor // Emit the file header. 2006c9490c000f515c29f200a1215328d8ab9a0f3818Douglas Gregor Stream.Emit((unsigned)'C', 8); 2007c9490c000f515c29f200a1215328d8ab9a0f3818Douglas Gregor Stream.Emit((unsigned)'P', 8); 2008c9490c000f515c29f200a1215328d8ab9a0f3818Douglas Gregor Stream.Emit((unsigned)'C', 8); 2009c9490c000f515c29f200a1215328d8ab9a0f3818Douglas Gregor Stream.Emit((unsigned)'H', 8); 20101eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 2011b145b1e9de866e79fb386e4a074dc0b41853acf3Chris Lattner WriteBlockInfoBlock(); 20122cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 20131dc13a15e789a174e5e5855efe27036dd7a9d252Sebastian Redl if (Chain) 2014a4232eb646d89e7d52424bb42eb87d9061f39e63Sebastian Redl WriteASTChain(SemaRef, StatCalls, isysroot); 20151dc13a15e789a174e5e5855efe27036dd7a9d252Sebastian Redl else 2016a4232eb646d89e7d52424bb42eb87d9061f39e63Sebastian Redl WriteASTCore(SemaRef, StatCalls, isysroot); 20171dc13a15e789a174e5e5855efe27036dd7a9d252Sebastian Redl} 20181dc13a15e789a174e5e5855efe27036dd7a9d252Sebastian Redl 2019a4232eb646d89e7d52424bb42eb87d9061f39e63Sebastian Redlvoid ASTWriter::WriteASTCore(Sema &SemaRef, MemorizeStatCalls *StatCalls, 20201dc13a15e789a174e5e5855efe27036dd7a9d252Sebastian Redl const char *isysroot) { 20211dc13a15e789a174e5e5855efe27036dd7a9d252Sebastian Redl using namespace llvm; 20221dc13a15e789a174e5e5855efe27036dd7a9d252Sebastian Redl 20231dc13a15e789a174e5e5855efe27036dd7a9d252Sebastian Redl ASTContext &Context = SemaRef.Context; 20241dc13a15e789a174e5e5855efe27036dd7a9d252Sebastian Redl Preprocessor &PP = SemaRef.PP; 20251dc13a15e789a174e5e5855efe27036dd7a9d252Sebastian Redl 20262cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor // The translation unit is the first declaration we'll emit. 20272cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor DeclIDs[Context.getTranslationUnitDecl()] = 1; 2028f2f0f03d08c6143137a79a8edffc7d41823bc3c7Sebastian Redl ++NextDeclID; 202961d60ee6aa0a5ded0ddcf48679673b37506a1895Douglas Gregor DeclTypesToEmit.push(Context.getTranslationUnitDecl()); 20302cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 20312deaea37a637dd01221d0cced343702a39d8132cDouglas Gregor // Make sure that we emit IdentifierInfos (and any attached 20322deaea37a637dd01221d0cced343702a39d8132cDouglas Gregor // declarations) for builtins. 20332deaea37a637dd01221d0cced343702a39d8132cDouglas Gregor { 20342deaea37a637dd01221d0cced343702a39d8132cDouglas Gregor IdentifierTable &Table = PP.getIdentifierTable(); 20352deaea37a637dd01221d0cced343702a39d8132cDouglas Gregor llvm::SmallVector<const char *, 32> BuiltinNames; 20362deaea37a637dd01221d0cced343702a39d8132cDouglas Gregor Context.BuiltinInfo.GetBuiltinNames(BuiltinNames, 20372deaea37a637dd01221d0cced343702a39d8132cDouglas Gregor Context.getLangOptions().NoBuiltin); 20382deaea37a637dd01221d0cced343702a39d8132cDouglas Gregor for (unsigned I = 0, N = BuiltinNames.size(); I != N; ++I) 20392deaea37a637dd01221d0cced343702a39d8132cDouglas Gregor getIdentifierRef(&Table.get(BuiltinNames[I])); 20402deaea37a637dd01221d0cced343702a39d8132cDouglas Gregor } 20412deaea37a637dd01221d0cced343702a39d8132cDouglas Gregor 204263d65f873fdfcb04b216ea9c648d1df5992aed1cChris Lattner // Build a record containing all of the tentative definitions in this file, in 2043e9d12b6c50c1e9b05443db099e21026c5991a93bSebastian Redl // TentativeDefinitions order. Generally, this record will be empty for 204463d65f873fdfcb04b216ea9c648d1df5992aed1cChris Lattner // headers. 20454c0e86b392c5fb0cb771551fc877edb6979be69cDouglas Gregor RecordData TentativeDefinitions; 2046e9d12b6c50c1e9b05443db099e21026c5991a93bSebastian Redl for (unsigned i = 0, e = SemaRef.TentativeDefinitions.size(); i != e; ++i) { 2047e9d12b6c50c1e9b05443db099e21026c5991a93bSebastian Redl AddDeclRef(SemaRef.TentativeDefinitions[i], TentativeDefinitions); 204863d65f873fdfcb04b216ea9c648d1df5992aed1cChris Lattner } 20494c0e86b392c5fb0cb771551fc877edb6979be69cDouglas Gregor 205049b96d1a382ae9f31456166f1a734d3f7f30b992Argyrios Kyrtzidis // Build a record containing all of the file scoped decls in this file. 205149b96d1a382ae9f31456166f1a734d3f7f30b992Argyrios Kyrtzidis RecordData UnusedFileScopedDecls; 205249b96d1a382ae9f31456166f1a734d3f7f30b992Argyrios Kyrtzidis for (unsigned i=0, e = SemaRef.UnusedFileScopedDecls.size(); i !=e; ++i) 205349b96d1a382ae9f31456166f1a734d3f7f30b992Argyrios Kyrtzidis AddDeclRef(SemaRef.UnusedFileScopedDecls[i], UnusedFileScopedDecls); 20544056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl 205572b90571b1783b17c3f2204cec5ca440edc38beeArgyrios Kyrtzidis RecordData WeakUndeclaredIdentifiers; 205672b90571b1783b17c3f2204cec5ca440edc38beeArgyrios Kyrtzidis if (!SemaRef.WeakUndeclaredIdentifiers.empty()) { 205772b90571b1783b17c3f2204cec5ca440edc38beeArgyrios Kyrtzidis WeakUndeclaredIdentifiers.push_back( 205872b90571b1783b17c3f2204cec5ca440edc38beeArgyrios Kyrtzidis SemaRef.WeakUndeclaredIdentifiers.size()); 205972b90571b1783b17c3f2204cec5ca440edc38beeArgyrios Kyrtzidis for (llvm::DenseMap<IdentifierInfo*,Sema::WeakInfo>::iterator 206072b90571b1783b17c3f2204cec5ca440edc38beeArgyrios Kyrtzidis I = SemaRef.WeakUndeclaredIdentifiers.begin(), 206172b90571b1783b17c3f2204cec5ca440edc38beeArgyrios Kyrtzidis E = SemaRef.WeakUndeclaredIdentifiers.end(); I != E; ++I) { 206272b90571b1783b17c3f2204cec5ca440edc38beeArgyrios Kyrtzidis AddIdentifierRef(I->first, WeakUndeclaredIdentifiers); 206372b90571b1783b17c3f2204cec5ca440edc38beeArgyrios Kyrtzidis AddIdentifierRef(I->second.getAlias(), WeakUndeclaredIdentifiers); 206472b90571b1783b17c3f2204cec5ca440edc38beeArgyrios Kyrtzidis AddSourceLocation(I->second.getLocation(), WeakUndeclaredIdentifiers); 206572b90571b1783b17c3f2204cec5ca440edc38beeArgyrios Kyrtzidis WeakUndeclaredIdentifiers.push_back(I->second.getUsed()); 206672b90571b1783b17c3f2204cec5ca440edc38beeArgyrios Kyrtzidis } 206772b90571b1783b17c3f2204cec5ca440edc38beeArgyrios Kyrtzidis } 206811a18f115e8974ef24e8d5bb549ed3289871efa4Kovarththanan Rajaratnam 206914c22f20c077cecd68581952a0c227f8c180be03Douglas Gregor // Build a record containing all of the locally-scoped external 207014c22f20c077cecd68581952a0c227f8c180be03Douglas Gregor // declarations in this header file. Generally, this record will be 207114c22f20c077cecd68581952a0c227f8c180be03Douglas Gregor // empty. 207214c22f20c077cecd68581952a0c227f8c180be03Douglas Gregor RecordData LocallyScopedExternalDecls; 20733397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redl // FIXME: This is filling in the AST file in densemap order which is 207463d65f873fdfcb04b216ea9c648d1df5992aed1cChris Lattner // nondeterminstic! 20751eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump for (llvm::DenseMap<DeclarationName, NamedDecl *>::iterator 207614c22f20c077cecd68581952a0c227f8c180be03Douglas Gregor TD = SemaRef.LocallyScopedExternalDecls.begin(), 207714c22f20c077cecd68581952a0c227f8c180be03Douglas Gregor TDEnd = SemaRef.LocallyScopedExternalDecls.end(); 207814c22f20c077cecd68581952a0c227f8c180be03Douglas Gregor TD != TDEnd; ++TD) 207914c22f20c077cecd68581952a0c227f8c180be03Douglas Gregor AddDeclRef(TD->second, LocallyScopedExternalDecls); 208014c22f20c077cecd68581952a0c227f8c180be03Douglas Gregor 2081b81c17092039f39be60e9656a37cffbdf2e2c783Douglas Gregor // Build a record containing all of the ext_vector declarations. 2082b81c17092039f39be60e9656a37cffbdf2e2c783Douglas Gregor RecordData ExtVectorDecls; 2083b81c17092039f39be60e9656a37cffbdf2e2c783Douglas Gregor for (unsigned I = 0, N = SemaRef.ExtVectorDecls.size(); I != N; ++I) 2084b81c17092039f39be60e9656a37cffbdf2e2c783Douglas Gregor AddDeclRef(SemaRef.ExtVectorDecls[I], ExtVectorDecls); 2085b81c17092039f39be60e9656a37cffbdf2e2c783Douglas Gregor 2086d455add086f1dfa16ae87dc310e49493bbc2b0a6Argyrios Kyrtzidis // Build a record containing all of the VTable uses information. 2087d455add086f1dfa16ae87dc310e49493bbc2b0a6Argyrios Kyrtzidis RecordData VTableUses; 2088be4ebcdaa03a84d915b37f96d241b74eece67c92Argyrios Kyrtzidis if (!SemaRef.VTableUses.empty()) { 2089be4ebcdaa03a84d915b37f96d241b74eece67c92Argyrios Kyrtzidis VTableUses.push_back(SemaRef.VTableUses.size()); 2090be4ebcdaa03a84d915b37f96d241b74eece67c92Argyrios Kyrtzidis for (unsigned I = 0, N = SemaRef.VTableUses.size(); I != N; ++I) { 2091be4ebcdaa03a84d915b37f96d241b74eece67c92Argyrios Kyrtzidis AddDeclRef(SemaRef.VTableUses[I].first, VTableUses); 2092be4ebcdaa03a84d915b37f96d241b74eece67c92Argyrios Kyrtzidis AddSourceLocation(SemaRef.VTableUses[I].second, VTableUses); 2093be4ebcdaa03a84d915b37f96d241b74eece67c92Argyrios Kyrtzidis VTableUses.push_back(SemaRef.VTablesUsed[SemaRef.VTableUses[I].first]); 2094be4ebcdaa03a84d915b37f96d241b74eece67c92Argyrios Kyrtzidis } 2095d455add086f1dfa16ae87dc310e49493bbc2b0a6Argyrios Kyrtzidis } 2096d455add086f1dfa16ae87dc310e49493bbc2b0a6Argyrios Kyrtzidis 2097d455add086f1dfa16ae87dc310e49493bbc2b0a6Argyrios Kyrtzidis // Build a record containing all of dynamic classes declarations. 2098d455add086f1dfa16ae87dc310e49493bbc2b0a6Argyrios Kyrtzidis RecordData DynamicClasses; 2099d455add086f1dfa16ae87dc310e49493bbc2b0a6Argyrios Kyrtzidis for (unsigned I = 0, N = SemaRef.DynamicClasses.size(); I != N; ++I) 2100d455add086f1dfa16ae87dc310e49493bbc2b0a6Argyrios Kyrtzidis AddDeclRef(SemaRef.DynamicClasses[I], DynamicClasses); 2101d455add086f1dfa16ae87dc310e49493bbc2b0a6Argyrios Kyrtzidis 21020e0363866792b309d70e9c8e92b4c239773af89cArgyrios Kyrtzidis // Build a record containing all of pending implicit instantiations. 21030e0363866792b309d70e9c8e92b4c239773af89cArgyrios Kyrtzidis RecordData PendingImplicitInstantiations; 21040e0363866792b309d70e9c8e92b4c239773af89cArgyrios Kyrtzidis for (std::deque<Sema::PendingImplicitInstantiation>::iterator 21050e0363866792b309d70e9c8e92b4c239773af89cArgyrios Kyrtzidis I = SemaRef.PendingImplicitInstantiations.begin(), 21060e0363866792b309d70e9c8e92b4c239773af89cArgyrios Kyrtzidis N = SemaRef.PendingImplicitInstantiations.end(); I != N; ++I) { 21070e0363866792b309d70e9c8e92b4c239773af89cArgyrios Kyrtzidis AddDeclRef(I->first, PendingImplicitInstantiations); 21080e0363866792b309d70e9c8e92b4c239773af89cArgyrios Kyrtzidis AddSourceLocation(I->second, PendingImplicitInstantiations); 21090e0363866792b309d70e9c8e92b4c239773af89cArgyrios Kyrtzidis } 21100e0363866792b309d70e9c8e92b4c239773af89cArgyrios Kyrtzidis assert(SemaRef.PendingLocalImplicitInstantiations.empty() && 21110e0363866792b309d70e9c8e92b4c239773af89cArgyrios Kyrtzidis "There are local ones at end of translation unit!"); 21120e0363866792b309d70e9c8e92b4c239773af89cArgyrios Kyrtzidis 211376c38d385447b7acdff2d7e6b13fa8580e7174a7Argyrios Kyrtzidis // Build a record containing some declaration references. 211476c38d385447b7acdff2d7e6b13fa8580e7174a7Argyrios Kyrtzidis RecordData SemaDeclRefs; 211576c38d385447b7acdff2d7e6b13fa8580e7174a7Argyrios Kyrtzidis if (SemaRef.StdNamespace || SemaRef.StdBadAlloc) { 211676c38d385447b7acdff2d7e6b13fa8580e7174a7Argyrios Kyrtzidis AddDeclRef(SemaRef.getStdNamespace(), SemaDeclRefs); 211776c38d385447b7acdff2d7e6b13fa8580e7174a7Argyrios Kyrtzidis AddDeclRef(SemaRef.getStdBadAlloc(), SemaDeclRefs); 211876c38d385447b7acdff2d7e6b13fa8580e7174a7Argyrios Kyrtzidis } 211976c38d385447b7acdff2d7e6b13fa8580e7174a7Argyrios Kyrtzidis 21203397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redl // Write the remaining AST contents. 2121ad1de006ea080b540e480efc6b86c2e201dbf1ecDouglas Gregor RecordData Record; 21226a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor Stream.EnterSubblock(pch::PCH_BLOCK_ID, 5); 212330c514c225342844700ed4640ec6d90ddf0e12b2Sebastian Redl WriteMetadata(Context, isysroot); 21241dc13a15e789a174e5e5855efe27036dd7a9d252Sebastian Redl WriteLanguageOptions(Context.getLangOptions()); 2125e650c8c3bca2f58cad8ffa8aab63126d26e890cdDouglas Gregor if (StatCalls && !isysroot) 2126dd41ed59cf7aefabd40bf766d8fcc7ebd759c8e5Douglas Gregor WriteStatCache(*StatCalls); 2127e650c8c3bca2f58cad8ffa8aab63126d26e890cdDouglas Gregor WriteSourceManagerBlock(Context.getSourceManager(), PP, isysroot); 2128c15cb2af27514ecc879daba9aa01389c5203685dSteve Naroff // Write the record of special types. 2129c15cb2af27514ecc879daba9aa01389c5203685dSteve Naroff Record.clear(); 21301eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 2131c15cb2af27514ecc879daba9aa01389c5203685dSteve Naroff AddTypeRef(Context.getBuiltinVaListType(), Record); 2132c15cb2af27514ecc879daba9aa01389c5203685dSteve Naroff AddTypeRef(Context.getObjCIdType(), Record); 2133c15cb2af27514ecc879daba9aa01389c5203685dSteve Naroff AddTypeRef(Context.getObjCSelType(), Record); 2134c15cb2af27514ecc879daba9aa01389c5203685dSteve Naroff AddTypeRef(Context.getObjCProtoType(), Record); 2135c15cb2af27514ecc879daba9aa01389c5203685dSteve Naroff AddTypeRef(Context.getObjCClassType(), Record); 2136c15cb2af27514ecc879daba9aa01389c5203685dSteve Naroff AddTypeRef(Context.getRawCFConstantStringType(), Record); 2137c15cb2af27514ecc879daba9aa01389c5203685dSteve Naroff AddTypeRef(Context.getRawObjCFastEnumerationStateType(), Record); 2138c15cb2af27514ecc879daba9aa01389c5203685dSteve Naroff AddTypeRef(Context.getFILEType(), Record); 2139782fa308a765aeac2acb39c4e697c937ec21185bMike Stump AddTypeRef(Context.getjmp_bufType(), Record); 2140782fa308a765aeac2acb39c4e697c937ec21185bMike Stump AddTypeRef(Context.getsigjmp_bufType(), Record); 2141d1571acc700b652a52c766e36a6c688d9bf6f3a1Douglas Gregor AddTypeRef(Context.ObjCIdRedefinitionType, Record); 2142d1571acc700b652a52c766e36a6c688d9bf6f3a1Douglas Gregor AddTypeRef(Context.ObjCClassRedefinitionType, Record); 2143adaaad3715c9c26cdcfdfe3401a13d7b4423ddcfMike Stump AddTypeRef(Context.getRawBlockdescriptorType(), Record); 2144083c25eea14bb4cc4ecc3ec763c60e2e609e22bdMike Stump AddTypeRef(Context.getRawBlockdescriptorExtendedType(), Record); 21452bb5ddaff86ee73d2cea7ec1835978afc88a83f0Fariborz Jahanian AddTypeRef(Context.ObjCSelRedefinitionType, Record); 21462bb5ddaff86ee73d2cea7ec1835978afc88a83f0Fariborz Jahanian AddTypeRef(Context.getRawNSConstantStringType(), Record); 2147006113841bdae1edb77aef75ba1ffdf2e55a3094Argyrios Kyrtzidis Record.push_back(Context.isInt128Installed()); 2148c15cb2af27514ecc879daba9aa01389c5203685dSteve Naroff Stream.EmitRecord(pch::SPECIAL_TYPES, Record); 21491eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 2150366809a4e9340b3458b471e2294a75a9f09ea304Douglas Gregor // Keep writing types and declarations until all types and 2151366809a4e9340b3458b471e2294a75a9f09ea304Douglas Gregor // declarations have been written. 215261d60ee6aa0a5ded0ddcf48679673b37506a1895Douglas Gregor Stream.EnterSubblock(pch::DECLTYPES_BLOCK_ID, 3); 215361d60ee6aa0a5ded0ddcf48679673b37506a1895Douglas Gregor WriteDeclsBlockAbbrevs(); 215461d60ee6aa0a5ded0ddcf48679673b37506a1895Douglas Gregor while (!DeclTypesToEmit.empty()) { 215561d60ee6aa0a5ded0ddcf48679673b37506a1895Douglas Gregor DeclOrType DOT = DeclTypesToEmit.front(); 215661d60ee6aa0a5ded0ddcf48679673b37506a1895Douglas Gregor DeclTypesToEmit.pop(); 215761d60ee6aa0a5ded0ddcf48679673b37506a1895Douglas Gregor if (DOT.isType()) 215861d60ee6aa0a5ded0ddcf48679673b37506a1895Douglas Gregor WriteType(DOT.getType()); 215961d60ee6aa0a5ded0ddcf48679673b37506a1895Douglas Gregor else 216061d60ee6aa0a5ded0ddcf48679673b37506a1895Douglas Gregor WriteDecl(Context, DOT.getDecl()); 216161d60ee6aa0a5ded0ddcf48679673b37506a1895Douglas Gregor } 216261d60ee6aa0a5ded0ddcf48679673b37506a1895Douglas Gregor Stream.ExitBlock(); 216311a18f115e8974ef24e8d5bb549ed3289871efa4Kovarththanan Rajaratnam 2164813a97b3eee957eac3ac1fb111b8892fb9afd0d4Douglas Gregor WritePreprocessor(PP); 2165059612dd3429cef2d61f11950f3d93a40182bf69Sebastian Redl WriteSelectors(SemaRef); 2166320198303df7c16950d83ae79c3f702b84badcf7Fariborz Jahanian WriteReferencedSelectorsPool(SemaRef); 216737e2684abfe38207fdb90620da062bb18c23f29aDouglas Gregor WriteIdentifierTable(PP); 21688f5dc7fe4d42cea78fa92d1638f753cf65b54cb5Douglas Gregor 21691476ed40ef6ef144937821da888c7e4d9ea0acd7Sebastian Redl WriteTypeDeclOffsets(); 2170ad1de006ea080b540e480efc6b86c2e201dbf1ecDouglas Gregor 21714c0e86b392c5fb0cb771551fc877edb6979be69cDouglas Gregor // Write the record containing external, unnamed definitions. 2172fdd0172ca1b3c837f8c2b37d69cc2085234e09faDouglas Gregor if (!ExternalDefinitions.empty()) 2173c9490c000f515c29f200a1215328d8ab9a0f3818Douglas Gregor Stream.EmitRecord(pch::EXTERNAL_DEFINITIONS, ExternalDefinitions); 21744c0e86b392c5fb0cb771551fc877edb6979be69cDouglas Gregor 21754c0e86b392c5fb0cb771551fc877edb6979be69cDouglas Gregor // Write the record containing tentative definitions. 21764c0e86b392c5fb0cb771551fc877edb6979be69cDouglas Gregor if (!TentativeDefinitions.empty()) 21774c0e86b392c5fb0cb771551fc877edb6979be69cDouglas Gregor Stream.EmitRecord(pch::TENTATIVE_DEFINITIONS, TentativeDefinitions); 217814c22f20c077cecd68581952a0c227f8c180be03Douglas Gregor 217949b96d1a382ae9f31456166f1a734d3f7f30b992Argyrios Kyrtzidis // Write the record containing unused file scoped decls. 218049b96d1a382ae9f31456166f1a734d3f7f30b992Argyrios Kyrtzidis if (!UnusedFileScopedDecls.empty()) 218149b96d1a382ae9f31456166f1a734d3f7f30b992Argyrios Kyrtzidis Stream.EmitRecord(pch::UNUSED_FILESCOPED_DECLS, UnusedFileScopedDecls); 218211a18f115e8974ef24e8d5bb549ed3289871efa4Kovarththanan Rajaratnam 218372b90571b1783b17c3f2204cec5ca440edc38beeArgyrios Kyrtzidis // Write the record containing weak undeclared identifiers. 218472b90571b1783b17c3f2204cec5ca440edc38beeArgyrios Kyrtzidis if (!WeakUndeclaredIdentifiers.empty()) 218572b90571b1783b17c3f2204cec5ca440edc38beeArgyrios Kyrtzidis Stream.EmitRecord(pch::WEAK_UNDECLARED_IDENTIFIERS, 218672b90571b1783b17c3f2204cec5ca440edc38beeArgyrios Kyrtzidis WeakUndeclaredIdentifiers); 218772b90571b1783b17c3f2204cec5ca440edc38beeArgyrios Kyrtzidis 218814c22f20c077cecd68581952a0c227f8c180be03Douglas Gregor // Write the record containing locally-scoped external definitions. 218914c22f20c077cecd68581952a0c227f8c180be03Douglas Gregor if (!LocallyScopedExternalDecls.empty()) 21901eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump Stream.EmitRecord(pch::LOCALLY_SCOPED_EXTERNAL_DECLS, 219114c22f20c077cecd68581952a0c227f8c180be03Douglas Gregor LocallyScopedExternalDecls); 2192b81c17092039f39be60e9656a37cffbdf2e2c783Douglas Gregor 2193b81c17092039f39be60e9656a37cffbdf2e2c783Douglas Gregor // Write the record containing ext_vector type names. 2194b81c17092039f39be60e9656a37cffbdf2e2c783Douglas Gregor if (!ExtVectorDecls.empty()) 2195b81c17092039f39be60e9656a37cffbdf2e2c783Douglas Gregor Stream.EmitRecord(pch::EXT_VECTOR_DECLS, ExtVectorDecls); 21961eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 2197d455add086f1dfa16ae87dc310e49493bbc2b0a6Argyrios Kyrtzidis // Write the record containing VTable uses information. 2198d455add086f1dfa16ae87dc310e49493bbc2b0a6Argyrios Kyrtzidis if (!VTableUses.empty()) 2199d455add086f1dfa16ae87dc310e49493bbc2b0a6Argyrios Kyrtzidis Stream.EmitRecord(pch::VTABLE_USES, VTableUses); 2200d455add086f1dfa16ae87dc310e49493bbc2b0a6Argyrios Kyrtzidis 2201d455add086f1dfa16ae87dc310e49493bbc2b0a6Argyrios Kyrtzidis // Write the record containing dynamic classes declarations. 2202d455add086f1dfa16ae87dc310e49493bbc2b0a6Argyrios Kyrtzidis if (!DynamicClasses.empty()) 2203d455add086f1dfa16ae87dc310e49493bbc2b0a6Argyrios Kyrtzidis Stream.EmitRecord(pch::DYNAMIC_CLASSES, DynamicClasses); 2204d455add086f1dfa16ae87dc310e49493bbc2b0a6Argyrios Kyrtzidis 22050e0363866792b309d70e9c8e92b4c239773af89cArgyrios Kyrtzidis // Write the record containing pending implicit instantiations. 22060e0363866792b309d70e9c8e92b4c239773af89cArgyrios Kyrtzidis if (!PendingImplicitInstantiations.empty()) 22070e0363866792b309d70e9c8e92b4c239773af89cArgyrios Kyrtzidis Stream.EmitRecord(pch::PENDING_IMPLICIT_INSTANTIATIONS, 22080e0363866792b309d70e9c8e92b4c239773af89cArgyrios Kyrtzidis PendingImplicitInstantiations); 22090e0363866792b309d70e9c8e92b4c239773af89cArgyrios Kyrtzidis 221076c38d385447b7acdff2d7e6b13fa8580e7174a7Argyrios Kyrtzidis // Write the record containing declaration references of Sema. 221176c38d385447b7acdff2d7e6b13fa8580e7174a7Argyrios Kyrtzidis if (!SemaDeclRefs.empty()) 221276c38d385447b7acdff2d7e6b13fa8580e7174a7Argyrios Kyrtzidis Stream.EmitRecord(pch::SEMA_DECL_REFS, SemaDeclRefs); 221376c38d385447b7acdff2d7e6b13fa8580e7174a7Argyrios Kyrtzidis 22143e1af84bb0092a1aafb49deaa4ab6664c9a9071bDouglas Gregor // Some simple statistics 2215ad1de006ea080b540e480efc6b86c2e201dbf1ecDouglas Gregor Record.clear(); 22163e1af84bb0092a1aafb49deaa4ab6664c9a9071bDouglas Gregor Record.push_back(NumStatements); 221737e2684abfe38207fdb90620da062bb18c23f29aDouglas Gregor Record.push_back(NumMacros); 22182512308525ff328aa992da0b5ee14a488d2ea93aDouglas Gregor Record.push_back(NumLexicalDeclContexts); 22192512308525ff328aa992da0b5ee14a488d2ea93aDouglas Gregor Record.push_back(NumVisibleDeclContexts); 22203e1af84bb0092a1aafb49deaa4ab6664c9a9071bDouglas Gregor Stream.EmitRecord(pch::STATISTICS, Record); 2221c9490c000f515c29f200a1215328d8ab9a0f3818Douglas Gregor Stream.ExitBlock(); 22222cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor} 22232cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 2224a4232eb646d89e7d52424bb42eb87d9061f39e63Sebastian Redlvoid ASTWriter::WriteASTChain(Sema &SemaRef, MemorizeStatCalls *StatCalls, 222530c514c225342844700ed4640ec6d90ddf0e12b2Sebastian Redl const char *isysroot) { 22261dc13a15e789a174e5e5855efe27036dd7a9d252Sebastian Redl using namespace llvm; 22271dc13a15e789a174e5e5855efe27036dd7a9d252Sebastian Redl 2228ffaab3e2bb13991bb3357e80f14bcae3745b2347Sebastian Redl FirstDeclID += Chain->getTotalNumDecls(); 2229ffaab3e2bb13991bb3357e80f14bcae3745b2347Sebastian Redl FirstTypeID += Chain->getTotalNumTypes(); 2230ffaab3e2bb13991bb3357e80f14bcae3745b2347Sebastian Redl FirstIdentID += Chain->getTotalNumIdentifiers(); 2231e58aa890e8de55bb3146e6ea9fbbba3a58ce30c6Sebastian Redl FirstSelectorID += Chain->getTotalNumSelectors(); 2232ffaab3e2bb13991bb3357e80f14bcae3745b2347Sebastian Redl NextDeclID = FirstDeclID; 2233ffaab3e2bb13991bb3357e80f14bcae3745b2347Sebastian Redl NextTypeID = FirstTypeID; 2234ffaab3e2bb13991bb3357e80f14bcae3745b2347Sebastian Redl NextIdentID = FirstIdentID; 2235e58aa890e8de55bb3146e6ea9fbbba3a58ce30c6Sebastian Redl NextSelectorID = FirstSelectorID; 2236ffaab3e2bb13991bb3357e80f14bcae3745b2347Sebastian Redl 22371dc13a15e789a174e5e5855efe27036dd7a9d252Sebastian Redl ASTContext &Context = SemaRef.Context; 22381dc13a15e789a174e5e5855efe27036dd7a9d252Sebastian Redl Preprocessor &PP = SemaRef.PP; 22391476ed40ef6ef144937821da888c7e4d9ea0acd7Sebastian Redl 22401dc13a15e789a174e5e5855efe27036dd7a9d252Sebastian Redl RecordData Record; 22411dc13a15e789a174e5e5855efe27036dd7a9d252Sebastian Redl Stream.EnterSubblock(pch::PCH_BLOCK_ID, 5); 224230c514c225342844700ed4640ec6d90ddf0e12b2Sebastian Redl WriteMetadata(Context, isysroot); 22431476ed40ef6ef144937821da888c7e4d9ea0acd7Sebastian Redl if (StatCalls && !isysroot) 22441476ed40ef6ef144937821da888c7e4d9ea0acd7Sebastian Redl WriteStatCache(*StatCalls); 22451476ed40ef6ef144937821da888c7e4d9ea0acd7Sebastian Redl // FIXME: Source manager block should only write new stuff, which could be 22461476ed40ef6ef144937821da888c7e4d9ea0acd7Sebastian Redl // done by tracking the largest ID in the chain 22471476ed40ef6ef144937821da888c7e4d9ea0acd7Sebastian Redl WriteSourceManagerBlock(Context.getSourceManager(), PP, isysroot); 22481dc13a15e789a174e5e5855efe27036dd7a9d252Sebastian Redl 22491dc13a15e789a174e5e5855efe27036dd7a9d252Sebastian Redl // The special types are in the chained PCH. 22501dc13a15e789a174e5e5855efe27036dd7a9d252Sebastian Redl 22511dc13a15e789a174e5e5855efe27036dd7a9d252Sebastian Redl // We don't start with the translation unit, but with its decls that 22521dc13a15e789a174e5e5855efe27036dd7a9d252Sebastian Redl // don't come from the other PCH. 22531dc13a15e789a174e5e5855efe27036dd7a9d252Sebastian Redl const TranslationUnitDecl *TU = Context.getTranslationUnitDecl(); 2254d692af71226d2fb537d86c670af96114ddd485c3Sebastian Redl llvm::SmallVector<pch::DeclID, 64> NewGlobalDecls; 2255681d7237e1014bf64dd5ead6bf74ae55cdd19e61Sebastian Redl for (DeclContext::decl_iterator I = TU->noload_decls_begin(), 2256681d7237e1014bf64dd5ead6bf74ae55cdd19e61Sebastian Redl E = TU->noload_decls_end(); 22571dc13a15e789a174e5e5855efe27036dd7a9d252Sebastian Redl I != E; ++I) { 2258d692af71226d2fb537d86c670af96114ddd485c3Sebastian Redl if ((*I)->getPCHLevel() == 0) 2259d692af71226d2fb537d86c670af96114ddd485c3Sebastian Redl NewGlobalDecls.push_back(GetDeclRef(*I)); 22600b17c61e8f143901ce11b4a6e5129ac63aaeee04Sebastian Redl else if ((*I)->isChangedSinceDeserialization()) 22610b17c61e8f143901ce11b4a6e5129ac63aaeee04Sebastian Redl (void)GetDeclRef(*I); // Make sure it's written, but don't record it. 22621dc13a15e789a174e5e5855efe27036dd7a9d252Sebastian Redl } 2263681d7237e1014bf64dd5ead6bf74ae55cdd19e61Sebastian Redl // We also need to write a lexical updates block for the TU. 2264d692af71226d2fb537d86c670af96114ddd485c3Sebastian Redl llvm::BitCodeAbbrev *Abv = new llvm::BitCodeAbbrev(); 2265d692af71226d2fb537d86c670af96114ddd485c3Sebastian Redl Abv->Add(llvm::BitCodeAbbrevOp(pch::TU_UPDATE_LEXICAL)); 2266d692af71226d2fb537d86c670af96114ddd485c3Sebastian Redl Abv->Add(llvm::BitCodeAbbrevOp(llvm::BitCodeAbbrevOp::Blob)); 2267d692af71226d2fb537d86c670af96114ddd485c3Sebastian Redl unsigned TuUpdateLexicalAbbrev = Stream.EmitAbbrev(Abv); 2268d692af71226d2fb537d86c670af96114ddd485c3Sebastian Redl Record.clear(); 2269d692af71226d2fb537d86c670af96114ddd485c3Sebastian Redl Record.push_back(pch::TU_UPDATE_LEXICAL); 2270d692af71226d2fb537d86c670af96114ddd485c3Sebastian Redl Stream.EmitRecordWithBlob(TuUpdateLexicalAbbrev, Record, 2271d692af71226d2fb537d86c670af96114ddd485c3Sebastian Redl reinterpret_cast<const char*>(NewGlobalDecls.data()), 2272d692af71226d2fb537d86c670af96114ddd485c3Sebastian Redl NewGlobalDecls.size() * sizeof(pch::DeclID)); 22731dc13a15e789a174e5e5855efe27036dd7a9d252Sebastian Redl 2274083abdf67f157e9d2ab5a8c9d5e71240479d3c99Sebastian Redl // Build a record containing all of the new tentative definitions in this 2275083abdf67f157e9d2ab5a8c9d5e71240479d3c99Sebastian Redl // file, in TentativeDefinitions order. 2276083abdf67f157e9d2ab5a8c9d5e71240479d3c99Sebastian Redl RecordData TentativeDefinitions; 2277083abdf67f157e9d2ab5a8c9d5e71240479d3c99Sebastian Redl for (unsigned i = 0, e = SemaRef.TentativeDefinitions.size(); i != e; ++i) { 2278083abdf67f157e9d2ab5a8c9d5e71240479d3c99Sebastian Redl if (SemaRef.TentativeDefinitions[i]->getPCHLevel() == 0) 2279083abdf67f157e9d2ab5a8c9d5e71240479d3c99Sebastian Redl AddDeclRef(SemaRef.TentativeDefinitions[i], TentativeDefinitions); 2280083abdf67f157e9d2ab5a8c9d5e71240479d3c99Sebastian Redl } 2281083abdf67f157e9d2ab5a8c9d5e71240479d3c99Sebastian Redl 228249b96d1a382ae9f31456166f1a734d3f7f30b992Argyrios Kyrtzidis // Build a record containing all of the file scoped decls in this file. 228349b96d1a382ae9f31456166f1a734d3f7f30b992Argyrios Kyrtzidis RecordData UnusedFileScopedDecls; 228449b96d1a382ae9f31456166f1a734d3f7f30b992Argyrios Kyrtzidis for (unsigned i=0, e = SemaRef.UnusedFileScopedDecls.size(); i !=e; ++i) { 228549b96d1a382ae9f31456166f1a734d3f7f30b992Argyrios Kyrtzidis if (SemaRef.UnusedFileScopedDecls[i]->getPCHLevel() == 0) 228649b96d1a382ae9f31456166f1a734d3f7f30b992Argyrios Kyrtzidis AddDeclRef(SemaRef.UnusedFileScopedDecls[i], UnusedFileScopedDecls); 2287083abdf67f157e9d2ab5a8c9d5e71240479d3c99Sebastian Redl } 2288083abdf67f157e9d2ab5a8c9d5e71240479d3c99Sebastian Redl 22894056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl // We write the entire table, overwriting the tables from the chain. 22904056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl RecordData WeakUndeclaredIdentifiers; 22914056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl if (!SemaRef.WeakUndeclaredIdentifiers.empty()) { 22924056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl WeakUndeclaredIdentifiers.push_back( 22934056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl SemaRef.WeakUndeclaredIdentifiers.size()); 22944056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl for (llvm::DenseMap<IdentifierInfo*,Sema::WeakInfo>::iterator 22954056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl I = SemaRef.WeakUndeclaredIdentifiers.begin(), 22964056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl E = SemaRef.WeakUndeclaredIdentifiers.end(); I != E; ++I) { 22974056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl AddIdentifierRef(I->first, WeakUndeclaredIdentifiers); 22984056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl AddIdentifierRef(I->second.getAlias(), WeakUndeclaredIdentifiers); 22994056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl AddSourceLocation(I->second.getLocation(), WeakUndeclaredIdentifiers); 23004056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl WeakUndeclaredIdentifiers.push_back(I->second.getUsed()); 23014056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl } 23024056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl } 23034056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl 2304083abdf67f157e9d2ab5a8c9d5e71240479d3c99Sebastian Redl // Build a record containing all of the locally-scoped external 2305083abdf67f157e9d2ab5a8c9d5e71240479d3c99Sebastian Redl // declarations in this header file. Generally, this record will be 2306083abdf67f157e9d2ab5a8c9d5e71240479d3c99Sebastian Redl // empty. 2307083abdf67f157e9d2ab5a8c9d5e71240479d3c99Sebastian Redl RecordData LocallyScopedExternalDecls; 23083397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redl // FIXME: This is filling in the AST file in densemap order which is 2309083abdf67f157e9d2ab5a8c9d5e71240479d3c99Sebastian Redl // nondeterminstic! 2310083abdf67f157e9d2ab5a8c9d5e71240479d3c99Sebastian Redl for (llvm::DenseMap<DeclarationName, NamedDecl *>::iterator 2311083abdf67f157e9d2ab5a8c9d5e71240479d3c99Sebastian Redl TD = SemaRef.LocallyScopedExternalDecls.begin(), 2312083abdf67f157e9d2ab5a8c9d5e71240479d3c99Sebastian Redl TDEnd = SemaRef.LocallyScopedExternalDecls.end(); 2313083abdf67f157e9d2ab5a8c9d5e71240479d3c99Sebastian Redl TD != TDEnd; ++TD) { 2314083abdf67f157e9d2ab5a8c9d5e71240479d3c99Sebastian Redl if (TD->second->getPCHLevel() == 0) 2315083abdf67f157e9d2ab5a8c9d5e71240479d3c99Sebastian Redl AddDeclRef(TD->second, LocallyScopedExternalDecls); 2316083abdf67f157e9d2ab5a8c9d5e71240479d3c99Sebastian Redl } 2317083abdf67f157e9d2ab5a8c9d5e71240479d3c99Sebastian Redl 2318083abdf67f157e9d2ab5a8c9d5e71240479d3c99Sebastian Redl // Build a record containing all of the ext_vector declarations. 2319083abdf67f157e9d2ab5a8c9d5e71240479d3c99Sebastian Redl RecordData ExtVectorDecls; 2320083abdf67f157e9d2ab5a8c9d5e71240479d3c99Sebastian Redl for (unsigned I = 0, N = SemaRef.ExtVectorDecls.size(); I != N; ++I) { 2321083abdf67f157e9d2ab5a8c9d5e71240479d3c99Sebastian Redl if (SemaRef.ExtVectorDecls[I]->getPCHLevel() == 0) 2322083abdf67f157e9d2ab5a8c9d5e71240479d3c99Sebastian Redl AddDeclRef(SemaRef.ExtVectorDecls[I], ExtVectorDecls); 2323083abdf67f157e9d2ab5a8c9d5e71240479d3c99Sebastian Redl } 2324083abdf67f157e9d2ab5a8c9d5e71240479d3c99Sebastian Redl 23254056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl // Build a record containing all of the VTable uses information. 23264056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl // We write everything here, because it's too hard to determine whether 23274056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl // a use is new to this part. 23284056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl RecordData VTableUses; 23294056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl if (!SemaRef.VTableUses.empty()) { 23304056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl VTableUses.push_back(SemaRef.VTableUses.size()); 23314056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl for (unsigned I = 0, N = SemaRef.VTableUses.size(); I != N; ++I) { 23324056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl AddDeclRef(SemaRef.VTableUses[I].first, VTableUses); 23334056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl AddSourceLocation(SemaRef.VTableUses[I].second, VTableUses); 23344056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl VTableUses.push_back(SemaRef.VTablesUsed[SemaRef.VTableUses[I].first]); 23354056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl } 23364056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl } 23374056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl 23384056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl // Build a record containing all of dynamic classes declarations. 23394056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl RecordData DynamicClasses; 23404056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl for (unsigned I = 0, N = SemaRef.DynamicClasses.size(); I != N; ++I) 23414056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl if (SemaRef.DynamicClasses[I]->getPCHLevel() == 0) 23424056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl AddDeclRef(SemaRef.DynamicClasses[I], DynamicClasses); 23434056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl 23444056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl // Build a record containing all of pending implicit instantiations. 23454056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl RecordData PendingImplicitInstantiations; 23464056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl for (std::deque<Sema::PendingImplicitInstantiation>::iterator 23474056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl I = SemaRef.PendingImplicitInstantiations.begin(), 23484056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl N = SemaRef.PendingImplicitInstantiations.end(); I != N; ++I) { 23494056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl if (I->first->getPCHLevel() == 0) { 23504056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl AddDeclRef(I->first, PendingImplicitInstantiations); 23514056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl AddSourceLocation(I->second, PendingImplicitInstantiations); 23524056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl } 23534056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl } 23544056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl assert(SemaRef.PendingLocalImplicitInstantiations.empty() && 23554056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl "There are local ones at end of translation unit!"); 23564056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl 23574056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl // Build a record containing some declaration references. 23584056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl // It's not worth the effort to avoid duplication here. 23594056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl RecordData SemaDeclRefs; 23604056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl if (SemaRef.StdNamespace || SemaRef.StdBadAlloc) { 23614056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl AddDeclRef(SemaRef.getStdNamespace(), SemaDeclRefs); 23624056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl AddDeclRef(SemaRef.getStdBadAlloc(), SemaDeclRefs); 23634056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl } 23644056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl 23651dc13a15e789a174e5e5855efe27036dd7a9d252Sebastian Redl Stream.EnterSubblock(pch::DECLTYPES_BLOCK_ID, 3); 23661dc13a15e789a174e5e5855efe27036dd7a9d252Sebastian Redl WriteDeclsBlockAbbrevs(); 23671dc13a15e789a174e5e5855efe27036dd7a9d252Sebastian Redl while (!DeclTypesToEmit.empty()) { 23681dc13a15e789a174e5e5855efe27036dd7a9d252Sebastian Redl DeclOrType DOT = DeclTypesToEmit.front(); 23691dc13a15e789a174e5e5855efe27036dd7a9d252Sebastian Redl DeclTypesToEmit.pop(); 23701dc13a15e789a174e5e5855efe27036dd7a9d252Sebastian Redl if (DOT.isType()) 23711dc13a15e789a174e5e5855efe27036dd7a9d252Sebastian Redl WriteType(DOT.getType()); 23721dc13a15e789a174e5e5855efe27036dd7a9d252Sebastian Redl else 23731dc13a15e789a174e5e5855efe27036dd7a9d252Sebastian Redl WriteDecl(Context, DOT.getDecl()); 23741dc13a15e789a174e5e5855efe27036dd7a9d252Sebastian Redl } 23751dc13a15e789a174e5e5855efe27036dd7a9d252Sebastian Redl Stream.ExitBlock(); 23761dc13a15e789a174e5e5855efe27036dd7a9d252Sebastian Redl 2377083abdf67f157e9d2ab5a8c9d5e71240479d3c99Sebastian Redl WritePreprocessor(PP); 2378a68340fd55e177a5849cb3adbf66aedce1f6e91bSebastian Redl WriteSelectors(SemaRef); 2379a68340fd55e177a5849cb3adbf66aedce1f6e91bSebastian Redl WriteReferencedSelectorsPool(SemaRef); 2380f2f0f03d08c6143137a79a8edffc7d41823bc3c7Sebastian Redl WriteIdentifierTable(PP); 23811476ed40ef6ef144937821da888c7e4d9ea0acd7Sebastian Redl WriteTypeDeclOffsets(); 2382083abdf67f157e9d2ab5a8c9d5e71240479d3c99Sebastian Redl 2383a865005c74019184e04f7fcdd4d61c31c095a4ffArgyrios Kyrtzidis /// Build a record containing first declarations from a chained PCH and the 23843397c5570369f19b2d6c52e898f708d75ceede1fSebastian Redl /// most recent declarations in this AST that they point to. 2385a865005c74019184e04f7fcdd4d61c31c095a4ffArgyrios Kyrtzidis RecordData FirstLatestDeclIDs; 2386a865005c74019184e04f7fcdd4d61c31c095a4ffArgyrios Kyrtzidis for (FirstLatestDeclMap::iterator 2387a865005c74019184e04f7fcdd4d61c31c095a4ffArgyrios Kyrtzidis I = FirstLatestDecls.begin(), E = FirstLatestDecls.end(); I != E; ++I) { 2388a865005c74019184e04f7fcdd4d61c31c095a4ffArgyrios Kyrtzidis assert(I->first->getPCHLevel() > I->second->getPCHLevel() && 2389a865005c74019184e04f7fcdd4d61c31c095a4ffArgyrios Kyrtzidis "Expected first & second to be in different PCHs"); 2390a865005c74019184e04f7fcdd4d61c31c095a4ffArgyrios Kyrtzidis AddDeclRef(I->first, FirstLatestDeclIDs); 2391a865005c74019184e04f7fcdd4d61c31c095a4ffArgyrios Kyrtzidis AddDeclRef(I->second, FirstLatestDeclIDs); 2392a865005c74019184e04f7fcdd4d61c31c095a4ffArgyrios Kyrtzidis } 2393a865005c74019184e04f7fcdd4d61c31c095a4ffArgyrios Kyrtzidis if (!FirstLatestDeclIDs.empty()) 2394a865005c74019184e04f7fcdd4d61c31c095a4ffArgyrios Kyrtzidis Stream.EmitRecord(pch::REDECLS_UPDATE_LATEST, FirstLatestDeclIDs); 2395a865005c74019184e04f7fcdd4d61c31c095a4ffArgyrios Kyrtzidis 2396083abdf67f157e9d2ab5a8c9d5e71240479d3c99Sebastian Redl // Write the record containing external, unnamed definitions. 2397083abdf67f157e9d2ab5a8c9d5e71240479d3c99Sebastian Redl if (!ExternalDefinitions.empty()) 2398083abdf67f157e9d2ab5a8c9d5e71240479d3c99Sebastian Redl Stream.EmitRecord(pch::EXTERNAL_DEFINITIONS, ExternalDefinitions); 2399083abdf67f157e9d2ab5a8c9d5e71240479d3c99Sebastian Redl 2400083abdf67f157e9d2ab5a8c9d5e71240479d3c99Sebastian Redl // Write the record containing tentative definitions. 2401083abdf67f157e9d2ab5a8c9d5e71240479d3c99Sebastian Redl if (!TentativeDefinitions.empty()) 2402083abdf67f157e9d2ab5a8c9d5e71240479d3c99Sebastian Redl Stream.EmitRecord(pch::TENTATIVE_DEFINITIONS, TentativeDefinitions); 2403083abdf67f157e9d2ab5a8c9d5e71240479d3c99Sebastian Redl 240449b96d1a382ae9f31456166f1a734d3f7f30b992Argyrios Kyrtzidis // Write the record containing unused file scoped decls. 240549b96d1a382ae9f31456166f1a734d3f7f30b992Argyrios Kyrtzidis if (!UnusedFileScopedDecls.empty()) 240649b96d1a382ae9f31456166f1a734d3f7f30b992Argyrios Kyrtzidis Stream.EmitRecord(pch::UNUSED_FILESCOPED_DECLS, UnusedFileScopedDecls); 2407083abdf67f157e9d2ab5a8c9d5e71240479d3c99Sebastian Redl 24084056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl // Write the record containing weak undeclared identifiers. 24094056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl if (!WeakUndeclaredIdentifiers.empty()) 24104056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl Stream.EmitRecord(pch::WEAK_UNDECLARED_IDENTIFIERS, 24114056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl WeakUndeclaredIdentifiers); 24124056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl 2413083abdf67f157e9d2ab5a8c9d5e71240479d3c99Sebastian Redl // Write the record containing locally-scoped external definitions. 2414083abdf67f157e9d2ab5a8c9d5e71240479d3c99Sebastian Redl if (!LocallyScopedExternalDecls.empty()) 2415083abdf67f157e9d2ab5a8c9d5e71240479d3c99Sebastian Redl Stream.EmitRecord(pch::LOCALLY_SCOPED_EXTERNAL_DECLS, 2416083abdf67f157e9d2ab5a8c9d5e71240479d3c99Sebastian Redl LocallyScopedExternalDecls); 2417083abdf67f157e9d2ab5a8c9d5e71240479d3c99Sebastian Redl 2418083abdf67f157e9d2ab5a8c9d5e71240479d3c99Sebastian Redl // Write the record containing ext_vector type names. 2419083abdf67f157e9d2ab5a8c9d5e71240479d3c99Sebastian Redl if (!ExtVectorDecls.empty()) 2420083abdf67f157e9d2ab5a8c9d5e71240479d3c99Sebastian Redl Stream.EmitRecord(pch::EXT_VECTOR_DECLS, ExtVectorDecls); 2421083abdf67f157e9d2ab5a8c9d5e71240479d3c99Sebastian Redl 24224056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl // Write the record containing VTable uses information. 24234056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl if (!VTableUses.empty()) 24244056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl Stream.EmitRecord(pch::VTABLE_USES, VTableUses); 24254056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl 24264056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl // Write the record containing dynamic classes declarations. 24274056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl if (!DynamicClasses.empty()) 24284056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl Stream.EmitRecord(pch::DYNAMIC_CLASSES, DynamicClasses); 24294056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl 24304056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl // Write the record containing pending implicit instantiations. 24314056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl if (!PendingImplicitInstantiations.empty()) 24324056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl Stream.EmitRecord(pch::PENDING_IMPLICIT_INSTANTIATIONS, 24334056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl PendingImplicitInstantiations); 24344056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl 24354056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl // Write the record containing declaration references of Sema. 24364056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl if (!SemaDeclRefs.empty()) 24374056680e3c154ef84874410eba55323f9b07aad6Sebastian Redl Stream.EmitRecord(pch::SEMA_DECL_REFS, SemaDeclRefs); 2438083abdf67f157e9d2ab5a8c9d5e71240479d3c99Sebastian Redl 2439083abdf67f157e9d2ab5a8c9d5e71240479d3c99Sebastian Redl Record.clear(); 2440083abdf67f157e9d2ab5a8c9d5e71240479d3c99Sebastian Redl Record.push_back(NumStatements); 2441083abdf67f157e9d2ab5a8c9d5e71240479d3c99Sebastian Redl Record.push_back(NumMacros); 2442083abdf67f157e9d2ab5a8c9d5e71240479d3c99Sebastian Redl Record.push_back(NumLexicalDeclContexts); 2443083abdf67f157e9d2ab5a8c9d5e71240479d3c99Sebastian Redl Record.push_back(NumVisibleDeclContexts); 24440b17c61e8f143901ce11b4a6e5129ac63aaeee04Sebastian Redl WriteDeclUpdateBlock(); 2445083abdf67f157e9d2ab5a8c9d5e71240479d3c99Sebastian Redl Stream.EmitRecord(pch::STATISTICS, Record); 24461dc13a15e789a174e5e5855efe27036dd7a9d252Sebastian Redl Stream.ExitBlock(); 24471dc13a15e789a174e5e5855efe27036dd7a9d252Sebastian Redl} 24481dc13a15e789a174e5e5855efe27036dd7a9d252Sebastian Redl 2449a4232eb646d89e7d52424bb42eb87d9061f39e63Sebastian Redlvoid ASTWriter::WriteDeclUpdateBlock() { 24500b17c61e8f143901ce11b4a6e5129ac63aaeee04Sebastian Redl if (ReplacedDecls.empty()) 24510b17c61e8f143901ce11b4a6e5129ac63aaeee04Sebastian Redl return; 24520b17c61e8f143901ce11b4a6e5129ac63aaeee04Sebastian Redl 24530b17c61e8f143901ce11b4a6e5129ac63aaeee04Sebastian Redl RecordData Record; 24540b17c61e8f143901ce11b4a6e5129ac63aaeee04Sebastian Redl for (llvm::SmallVector<std::pair<pch::DeclID, uint64_t>, 16>::iterator 24550b17c61e8f143901ce11b4a6e5129ac63aaeee04Sebastian Redl I = ReplacedDecls.begin(), E = ReplacedDecls.end(); I != E; ++I) { 24560b17c61e8f143901ce11b4a6e5129ac63aaeee04Sebastian Redl Record.push_back(I->first); 24570b17c61e8f143901ce11b4a6e5129ac63aaeee04Sebastian Redl Record.push_back(I->second); 24580b17c61e8f143901ce11b4a6e5129ac63aaeee04Sebastian Redl } 24590b17c61e8f143901ce11b4a6e5129ac63aaeee04Sebastian Redl Stream.EmitRecord(pch::DECL_REPLACEMENTS, Record); 24600b17c61e8f143901ce11b4a6e5129ac63aaeee04Sebastian Redl} 24610b17c61e8f143901ce11b4a6e5129ac63aaeee04Sebastian Redl 2462a4232eb646d89e7d52424bb42eb87d9061f39e63Sebastian Redlvoid ASTWriter::AddSourceLocation(SourceLocation Loc, RecordData &Record) { 24632cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor Record.push_back(Loc.getRawEncoding()); 24642cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor} 24652cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 2466a4232eb646d89e7d52424bb42eb87d9061f39e63Sebastian Redlvoid ASTWriter::AddSourceRange(SourceRange Range, RecordData &Record) { 24676ad9ac097918fbdeb443ea7b99d4db9e49b28534Chris Lattner AddSourceLocation(Range.getBegin(), Record); 24686ad9ac097918fbdeb443ea7b99d4db9e49b28534Chris Lattner AddSourceLocation(Range.getEnd(), Record); 24696ad9ac097918fbdeb443ea7b99d4db9e49b28534Chris Lattner} 24706ad9ac097918fbdeb443ea7b99d4db9e49b28534Chris Lattner 2471a4232eb646d89e7d52424bb42eb87d9061f39e63Sebastian Redlvoid ASTWriter::AddAPInt(const llvm::APInt &Value, RecordData &Record) { 24722cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor Record.push_back(Value.getBitWidth()); 24732cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor unsigned N = Value.getNumWords(); 24742cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor const uint64_t* Words = Value.getRawData(); 24752cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor for (unsigned I = 0; I != N; ++I) 24762cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor Record.push_back(Words[I]); 24772cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor} 24782cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 2479a4232eb646d89e7d52424bb42eb87d9061f39e63Sebastian Redlvoid ASTWriter::AddAPSInt(const llvm::APSInt &Value, RecordData &Record) { 24800a2b45e5885b6b8477b167042c0f6cd1d99a1f13Douglas Gregor Record.push_back(Value.isUnsigned()); 24810a2b45e5885b6b8477b167042c0f6cd1d99a1f13Douglas Gregor AddAPInt(Value, Record); 24820a2b45e5885b6b8477b167042c0f6cd1d99a1f13Douglas Gregor} 24830a2b45e5885b6b8477b167042c0f6cd1d99a1f13Douglas Gregor 2484a4232eb646d89e7d52424bb42eb87d9061f39e63Sebastian Redlvoid ASTWriter::AddAPFloat(const llvm::APFloat &Value, RecordData &Record) { 248517fc223395d51be582fc666bb6ea21bd1dff26dcDouglas Gregor AddAPInt(Value.bitcastToAPInt(), Record); 248617fc223395d51be582fc666bb6ea21bd1dff26dcDouglas Gregor} 248717fc223395d51be582fc666bb6ea21bd1dff26dcDouglas Gregor 2488a4232eb646d89e7d52424bb42eb87d9061f39e63Sebastian Redlvoid ASTWriter::AddIdentifierRef(const IdentifierInfo *II, RecordData &Record) { 24892deaea37a637dd01221d0cced343702a39d8132cDouglas Gregor Record.push_back(getIdentifierRef(II)); 24902deaea37a637dd01221d0cced343702a39d8132cDouglas Gregor} 24912deaea37a637dd01221d0cced343702a39d8132cDouglas Gregor 2492a4232eb646d89e7d52424bb42eb87d9061f39e63Sebastian Redlpch::IdentID ASTWriter::getIdentifierRef(const IdentifierInfo *II) { 24932deaea37a637dd01221d0cced343702a39d8132cDouglas Gregor if (II == 0) 24942deaea37a637dd01221d0cced343702a39d8132cDouglas Gregor return 0; 2495afaf308b779cd8e8fc8c42601b9f383423c15c2dDouglas Gregor 2496afaf308b779cd8e8fc8c42601b9f383423c15c2dDouglas Gregor pch::IdentID &ID = IdentifierIDs[II]; 2497afaf308b779cd8e8fc8c42601b9f383423c15c2dDouglas Gregor if (ID == 0) 2498f2f0f03d08c6143137a79a8edffc7d41823bc3c7Sebastian Redl ID = NextIdentID++; 24992deaea37a637dd01221d0cced343702a39d8132cDouglas Gregor return ID; 25002cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor} 25012cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 2502a4232eb646d89e7d52424bb42eb87d9061f39e63Sebastian Redlpch::IdentID ASTWriter::getMacroDefinitionID(MacroDefinition *MD) { 25036a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor if (MD == 0) 25046a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor return 0; 25056a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor 25066a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor pch::IdentID &ID = MacroDefinitions[MD]; 25076a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor if (ID == 0) 25086a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor ID = MacroDefinitions.size(); 25096a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor return ID; 25106a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor} 25116a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor 2512a4232eb646d89e7d52424bb42eb87d9061f39e63Sebastian Redlvoid ASTWriter::AddSelectorRef(const Selector SelRef, RecordData &Record) { 25135d05007b7a7883159154e3f65f338a2542d53913Sebastian Redl Record.push_back(getSelectorRef(SelRef)); 25145d05007b7a7883159154e3f65f338a2542d53913Sebastian Redl} 25155d05007b7a7883159154e3f65f338a2542d53913Sebastian Redl 2516a4232eb646d89e7d52424bb42eb87d9061f39e63Sebastian Redlpch::SelectorID ASTWriter::getSelectorRef(Selector Sel) { 25175d05007b7a7883159154e3f65f338a2542d53913Sebastian Redl if (Sel.getAsOpaquePtr() == 0) { 25185d05007b7a7883159154e3f65f338a2542d53913Sebastian Redl return 0; 251990cd1bb1baac2a0221f3642de0cbea3244b116e5Steve Naroff } 252090cd1bb1baac2a0221f3642de0cbea3244b116e5Steve Naroff 25215d05007b7a7883159154e3f65f338a2542d53913Sebastian Redl pch::SelectorID &SID = SelectorIDs[Sel]; 2522e58aa890e8de55bb3146e6ea9fbbba3a58ce30c6Sebastian Redl if (SID == 0 && Chain) { 2523e58aa890e8de55bb3146e6ea9fbbba3a58ce30c6Sebastian Redl // This might trigger a ReadSelector callback, which will set the ID for 2524e58aa890e8de55bb3146e6ea9fbbba3a58ce30c6Sebastian Redl // this selector. 2525e58aa890e8de55bb3146e6ea9fbbba3a58ce30c6Sebastian Redl Chain->LoadSelector(Sel); 2526e58aa890e8de55bb3146e6ea9fbbba3a58ce30c6Sebastian Redl } 252790cd1bb1baac2a0221f3642de0cbea3244b116e5Steve Naroff if (SID == 0) { 2528e58aa890e8de55bb3146e6ea9fbbba3a58ce30c6Sebastian Redl SID = NextSelectorID++; 252990cd1bb1baac2a0221f3642de0cbea3244b116e5Steve Naroff } 25305d05007b7a7883159154e3f65f338a2542d53913Sebastian Redl return SID; 253190cd1bb1baac2a0221f3642de0cbea3244b116e5Steve Naroff} 253290cd1bb1baac2a0221f3642de0cbea3244b116e5Steve Naroff 2533a4232eb646d89e7d52424bb42eb87d9061f39e63Sebastian Redlvoid ASTWriter::AddCXXTemporary(const CXXTemporary *Temp, RecordData &Record) { 2534d2598368876cfe40bc8465540033bc5b5e58d8afChris Lattner AddDeclRef(Temp->getDestructor(), Record); 2535d2598368876cfe40bc8465540033bc5b5e58d8afChris Lattner} 2536d2598368876cfe40bc8465540033bc5b5e58d8afChris Lattner 2537a4232eb646d89e7d52424bb42eb87d9061f39e63Sebastian Redlvoid ASTWriter::AddTemplateArgumentLocInfo(TemplateArgument::ArgKind Kind, 253844f8c37e378f716e8cbb600e3800f437cf58f9e5Argyrios Kyrtzidis const TemplateArgumentLocInfo &Arg, 253944f8c37e378f716e8cbb600e3800f437cf58f9e5Argyrios Kyrtzidis RecordData &Record) { 254044f8c37e378f716e8cbb600e3800f437cf58f9e5Argyrios Kyrtzidis switch (Kind) { 2541833ca991c1bfc967f0995974ca86f66ba1f666b5John McCall case TemplateArgument::Expression: 254244f8c37e378f716e8cbb600e3800f437cf58f9e5Argyrios Kyrtzidis AddStmt(Arg.getAsExpr()); 2543833ca991c1bfc967f0995974ca86f66ba1f666b5John McCall break; 2544833ca991c1bfc967f0995974ca86f66ba1f666b5John McCall case TemplateArgument::Type: 254544f8c37e378f716e8cbb600e3800f437cf58f9e5Argyrios Kyrtzidis AddTypeSourceInfo(Arg.getAsTypeSourceInfo(), Record); 2546833ca991c1bfc967f0995974ca86f66ba1f666b5John McCall break; 2547788cd06cf8e868a67158aafec5de3a1f408d14f3Douglas Gregor case TemplateArgument::Template: 254817cfdeda476aa8899f0ccedd9cb9cdb76e89b6b4Argyrios Kyrtzidis AddSourceRange(Arg.getTemplateQualifierRange(), Record); 254917cfdeda476aa8899f0ccedd9cb9cdb76e89b6b4Argyrios Kyrtzidis AddSourceLocation(Arg.getTemplateNameLoc(), Record); 2550788cd06cf8e868a67158aafec5de3a1f408d14f3Douglas Gregor break; 2551833ca991c1bfc967f0995974ca86f66ba1f666b5John McCall case TemplateArgument::Null: 2552833ca991c1bfc967f0995974ca86f66ba1f666b5John McCall case TemplateArgument::Integral: 2553833ca991c1bfc967f0995974ca86f66ba1f666b5John McCall case TemplateArgument::Declaration: 2554833ca991c1bfc967f0995974ca86f66ba1f666b5John McCall case TemplateArgument::Pack: 2555833ca991c1bfc967f0995974ca86f66ba1f666b5John McCall break; 2556833ca991c1bfc967f0995974ca86f66ba1f666b5John McCall } 2557833ca991c1bfc967f0995974ca86f66ba1f666b5John McCall} 2558833ca991c1bfc967f0995974ca86f66ba1f666b5John McCall 2559a4232eb646d89e7d52424bb42eb87d9061f39e63Sebastian Redlvoid ASTWriter::AddTemplateArgumentLoc(const TemplateArgumentLoc &Arg, 256044f8c37e378f716e8cbb600e3800f437cf58f9e5Argyrios Kyrtzidis RecordData &Record) { 256144f8c37e378f716e8cbb600e3800f437cf58f9e5Argyrios Kyrtzidis AddTemplateArgument(Arg.getArgument(), Record); 256217cfdeda476aa8899f0ccedd9cb9cdb76e89b6b4Argyrios Kyrtzidis 256317cfdeda476aa8899f0ccedd9cb9cdb76e89b6b4Argyrios Kyrtzidis if (Arg.getArgument().getKind() == TemplateArgument::Expression) { 256417cfdeda476aa8899f0ccedd9cb9cdb76e89b6b4Argyrios Kyrtzidis bool InfoHasSameExpr 256517cfdeda476aa8899f0ccedd9cb9cdb76e89b6b4Argyrios Kyrtzidis = Arg.getArgument().getAsExpr() == Arg.getLocInfo().getAsExpr(); 256617cfdeda476aa8899f0ccedd9cb9cdb76e89b6b4Argyrios Kyrtzidis Record.push_back(InfoHasSameExpr); 256717cfdeda476aa8899f0ccedd9cb9cdb76e89b6b4Argyrios Kyrtzidis if (InfoHasSameExpr) 256817cfdeda476aa8899f0ccedd9cb9cdb76e89b6b4Argyrios Kyrtzidis return; // Avoid storing the same expr twice. 256917cfdeda476aa8899f0ccedd9cb9cdb76e89b6b4Argyrios Kyrtzidis } 257044f8c37e378f716e8cbb600e3800f437cf58f9e5Argyrios Kyrtzidis AddTemplateArgumentLocInfo(Arg.getArgument().getKind(), Arg.getLocInfo(), 257144f8c37e378f716e8cbb600e3800f437cf58f9e5Argyrios Kyrtzidis Record); 257244f8c37e378f716e8cbb600e3800f437cf58f9e5Argyrios Kyrtzidis} 257344f8c37e378f716e8cbb600e3800f437cf58f9e5Argyrios Kyrtzidis 2574a4232eb646d89e7d52424bb42eb87d9061f39e63Sebastian Redlvoid ASTWriter::AddTypeSourceInfo(TypeSourceInfo *TInfo, RecordData &Record) { 2575a93c934af4fbf97cbe8e649d82e68ccacfe57c95John McCall if (TInfo == 0) { 2576a1ee0c548b8aa4aaf93d1917e304e3da13171a08John McCall AddTypeRef(QualType(), Record); 2577a1ee0c548b8aa4aaf93d1917e304e3da13171a08John McCall return; 2578a1ee0c548b8aa4aaf93d1917e304e3da13171a08John McCall } 2579a1ee0c548b8aa4aaf93d1917e304e3da13171a08John McCall 2580a93c934af4fbf97cbe8e649d82e68ccacfe57c95John McCall AddTypeRef(TInfo->getType(), Record); 2581a1ee0c548b8aa4aaf93d1917e304e3da13171a08John McCall TypeLocWriter TLW(*this, Record); 2582a93c934af4fbf97cbe8e649d82e68ccacfe57c95John McCall for (TypeLoc TL = TInfo->getTypeLoc(); !TL.isNull(); TL = TL.getNextTypeLoc()) 258311a18f115e8974ef24e8d5bb549ed3289871efa4Kovarththanan Rajaratnam TLW.Visit(TL); 2584a1ee0c548b8aa4aaf93d1917e304e3da13171a08John McCall} 2585a1ee0c548b8aa4aaf93d1917e304e3da13171a08John McCall 2586a4232eb646d89e7d52424bb42eb87d9061f39e63Sebastian Redlvoid ASTWriter::AddTypeRef(QualType T, RecordData &Record) { 25872cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor if (T.isNull()) { 25882cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor Record.push_back(pch::PREDEF_TYPE_NULL_ID); 25892cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor return; 25902cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor } 25912cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 2592a4923eb7c4b04d360cb2747641a5e92818edf804Douglas Gregor unsigned FastQuals = T.getLocalFastQualifiers(); 25930953e767ff7817f97b3ab20896b229891eeff45bJohn McCall T.removeFastQualifiers(); 25940953e767ff7817f97b3ab20896b229891eeff45bJohn McCall 2595a4923eb7c4b04d360cb2747641a5e92818edf804Douglas Gregor if (T.hasLocalNonFastQualifiers()) { 25960953e767ff7817f97b3ab20896b229891eeff45bJohn McCall pch::TypeID &ID = TypeIDs[T]; 25970953e767ff7817f97b3ab20896b229891eeff45bJohn McCall if (ID == 0) { 25980953e767ff7817f97b3ab20896b229891eeff45bJohn McCall // We haven't seen these qualifiers applied to this type before. 25990953e767ff7817f97b3ab20896b229891eeff45bJohn McCall // Assign it a new ID. This is the only time we enqueue a 26000953e767ff7817f97b3ab20896b229891eeff45bJohn McCall // qualified type, and it has no CV qualifiers. 26010953e767ff7817f97b3ab20896b229891eeff45bJohn McCall ID = NextTypeID++; 260261d60ee6aa0a5ded0ddcf48679673b37506a1895Douglas Gregor DeclTypesToEmit.push(T); 26030953e767ff7817f97b3ab20896b229891eeff45bJohn McCall } 260411a18f115e8974ef24e8d5bb549ed3289871efa4Kovarththanan Rajaratnam 26050953e767ff7817f97b3ab20896b229891eeff45bJohn McCall // Encode the type qualifiers in the type reference. 26060953e767ff7817f97b3ab20896b229891eeff45bJohn McCall Record.push_back((ID << Qualifiers::FastWidth) | FastQuals); 26070953e767ff7817f97b3ab20896b229891eeff45bJohn McCall return; 26080953e767ff7817f97b3ab20896b229891eeff45bJohn McCall } 26090953e767ff7817f97b3ab20896b229891eeff45bJohn McCall 2610a4923eb7c4b04d360cb2747641a5e92818edf804Douglas Gregor assert(!T.hasLocalQualifiers()); 261111a18f115e8974ef24e8d5bb549ed3289871efa4Kovarththanan Rajaratnam 26122cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor if (const BuiltinType *BT = dyn_cast<BuiltinType>(T.getTypePtr())) { 2613e1d918e9fe55e3b34401fd5d420c47ea0f9572c9Douglas Gregor pch::TypeID ID = 0; 26142cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor switch (BT->getKind()) { 26152cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor case BuiltinType::Void: ID = pch::PREDEF_TYPE_VOID_ID; break; 26162cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor case BuiltinType::Bool: ID = pch::PREDEF_TYPE_BOOL_ID; break; 26172cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor case BuiltinType::Char_U: ID = pch::PREDEF_TYPE_CHAR_U_ID; break; 26182cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor case BuiltinType::UChar: ID = pch::PREDEF_TYPE_UCHAR_ID; break; 26192cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor case BuiltinType::UShort: ID = pch::PREDEF_TYPE_USHORT_ID; break; 26202cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor case BuiltinType::UInt: ID = pch::PREDEF_TYPE_UINT_ID; break; 26212cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor case BuiltinType::ULong: ID = pch::PREDEF_TYPE_ULONG_ID; break; 26222cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor case BuiltinType::ULongLong: ID = pch::PREDEF_TYPE_ULONGLONG_ID; break; 26232df9ced9fd1e8c7d7b38443db07e0e811de22571Chris Lattner case BuiltinType::UInt128: ID = pch::PREDEF_TYPE_UINT128_ID; break; 26242cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor case BuiltinType::Char_S: ID = pch::PREDEF_TYPE_CHAR_S_ID; break; 26252cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor case BuiltinType::SChar: ID = pch::PREDEF_TYPE_SCHAR_ID; break; 26262cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor case BuiltinType::WChar: ID = pch::PREDEF_TYPE_WCHAR_ID; break; 26272cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor case BuiltinType::Short: ID = pch::PREDEF_TYPE_SHORT_ID; break; 26282cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor case BuiltinType::Int: ID = pch::PREDEF_TYPE_INT_ID; break; 26292cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor case BuiltinType::Long: ID = pch::PREDEF_TYPE_LONG_ID; break; 26302cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor case BuiltinType::LongLong: ID = pch::PREDEF_TYPE_LONGLONG_ID; break; 26312df9ced9fd1e8c7d7b38443db07e0e811de22571Chris Lattner case BuiltinType::Int128: ID = pch::PREDEF_TYPE_INT128_ID; break; 26322cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor case BuiltinType::Float: ID = pch::PREDEF_TYPE_FLOAT_ID; break; 26332cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor case BuiltinType::Double: ID = pch::PREDEF_TYPE_DOUBLE_ID; break; 26342cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor case BuiltinType::LongDouble: ID = pch::PREDEF_TYPE_LONGDOUBLE_ID; break; 26356e8ed16ffef02b82995a90bdcf10ffff7d63839aSebastian Redl case BuiltinType::NullPtr: ID = pch::PREDEF_TYPE_NULLPTR_ID; break; 2636f5c209d23b20ada4a9b6235db50317239cbf6ae1Alisdair Meredith case BuiltinType::Char16: ID = pch::PREDEF_TYPE_CHAR16_ID; break; 2637f5c209d23b20ada4a9b6235db50317239cbf6ae1Alisdair Meredith case BuiltinType::Char32: ID = pch::PREDEF_TYPE_CHAR32_ID; break; 26382cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor case BuiltinType::Overload: ID = pch::PREDEF_TYPE_OVERLOAD_ID; break; 26392cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor case BuiltinType::Dependent: ID = pch::PREDEF_TYPE_DEPENDENT_ID; break; 2640de2e22d33afec98324a66a358dfe0951b3c7259aSteve Naroff case BuiltinType::ObjCId: ID = pch::PREDEF_TYPE_OBJC_ID; break; 2641de2e22d33afec98324a66a358dfe0951b3c7259aSteve Naroff case BuiltinType::ObjCClass: ID = pch::PREDEF_TYPE_OBJC_CLASS; break; 264213dcd00615de5c4279d97bdf63cd5f0a14fd9dccFariborz Jahanian case BuiltinType::ObjCSel: ID = pch::PREDEF_TYPE_OBJC_SEL; break; 2643e89d15944dd3be750a09805ad21222d2fa9321faAnders Carlsson case BuiltinType::UndeducedAuto: 2644e89d15944dd3be750a09805ad21222d2fa9321faAnders Carlsson assert(0 && "Should not see undeduced auto here"); 2645e89d15944dd3be750a09805ad21222d2fa9321faAnders Carlsson break; 26462cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor } 26472cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 26480953e767ff7817f97b3ab20896b229891eeff45bJohn McCall Record.push_back((ID << Qualifiers::FastWidth) | FastQuals); 26492cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor return; 26502cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor } 26512cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 26520953e767ff7817f97b3ab20896b229891eeff45bJohn McCall pch::TypeID &ID = TypeIDs[T]; 2653366809a4e9340b3458b471e2294a75a9f09ea304Douglas Gregor if (ID == 0) { 2654366809a4e9340b3458b471e2294a75a9f09ea304Douglas Gregor // We haven't seen this type before. Assign it a new ID and put it 26550953e767ff7817f97b3ab20896b229891eeff45bJohn McCall // into the queue of types to emit. 26562cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor ID = NextTypeID++; 265761d60ee6aa0a5ded0ddcf48679673b37506a1895Douglas Gregor DeclTypesToEmit.push(T); 2658366809a4e9340b3458b471e2294a75a9f09ea304Douglas Gregor } 26592cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 26602cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor // Encode the type qualifiers in the type reference. 26610953e767ff7817f97b3ab20896b229891eeff45bJohn McCall Record.push_back((ID << Qualifiers::FastWidth) | FastQuals); 26622cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor} 26632cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 2664a4232eb646d89e7d52424bb42eb87d9061f39e63Sebastian Redlvoid ASTWriter::AddDeclRef(const Decl *D, RecordData &Record) { 2665681d7237e1014bf64dd5ead6bf74ae55cdd19e61Sebastian Redl Record.push_back(GetDeclRef(D)); 2666681d7237e1014bf64dd5ead6bf74ae55cdd19e61Sebastian Redl} 2667681d7237e1014bf64dd5ead6bf74ae55cdd19e61Sebastian Redl 2668a4232eb646d89e7d52424bb42eb87d9061f39e63Sebastian Redlpch::DeclID ASTWriter::GetDeclRef(const Decl *D) { 26692cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor if (D == 0) { 2670681d7237e1014bf64dd5ead6bf74ae55cdd19e61Sebastian Redl return 0; 26712cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor } 26722cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 26738038d5182b72dcdef292f6fb8539ad77f338855aDouglas Gregor pch::DeclID &ID = DeclIDs[D]; 26741eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump if (ID == 0) { 26752cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor // We haven't seen this declaration before. Give it a new ID and 26762cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor // enqueue it in the list of declarations to emit. 2677f2f0f03d08c6143137a79a8edffc7d41823bc3c7Sebastian Redl ID = NextDeclID++; 267861d60ee6aa0a5ded0ddcf48679673b37506a1895Douglas Gregor DeclTypesToEmit.push(const_cast<Decl *>(D)); 26790b17c61e8f143901ce11b4a6e5129ac63aaeee04Sebastian Redl } else if (ID < FirstDeclID && D->isChangedSinceDeserialization()) { 26800b17c61e8f143901ce11b4a6e5129ac63aaeee04Sebastian Redl // We don't add it to the replacement collection here, because we don't 26810b17c61e8f143901ce11b4a6e5129ac63aaeee04Sebastian Redl // have the offset yet. 26820b17c61e8f143901ce11b4a6e5129ac63aaeee04Sebastian Redl DeclTypesToEmit.push(const_cast<Decl *>(D)); 26830b17c61e8f143901ce11b4a6e5129ac63aaeee04Sebastian Redl // Reset the flag, so that we don't add this decl multiple times. 26840b17c61e8f143901ce11b4a6e5129ac63aaeee04Sebastian Redl const_cast<Decl *>(D)->setChangedSinceDeserialization(false); 26852cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor } 26862cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 2687681d7237e1014bf64dd5ead6bf74ae55cdd19e61Sebastian Redl return ID; 26882cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor} 26892cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 2690a4232eb646d89e7d52424bb42eb87d9061f39e63Sebastian Redlpch::DeclID ASTWriter::getDeclID(const Decl *D) { 26913251ceb90b3fec68e86d6dcfa58836e20a7205c3Douglas Gregor if (D == 0) 26923251ceb90b3fec68e86d6dcfa58836e20a7205c3Douglas Gregor return 0; 26933251ceb90b3fec68e86d6dcfa58836e20a7205c3Douglas Gregor 26943251ceb90b3fec68e86d6dcfa58836e20a7205c3Douglas Gregor assert(DeclIDs.find(D) != DeclIDs.end() && "Declaration not emitted!"); 26953251ceb90b3fec68e86d6dcfa58836e20a7205c3Douglas Gregor return DeclIDs[D]; 26963251ceb90b3fec68e86d6dcfa58836e20a7205c3Douglas Gregor} 26973251ceb90b3fec68e86d6dcfa58836e20a7205c3Douglas Gregor 2698a4232eb646d89e7d52424bb42eb87d9061f39e63Sebastian Redlvoid ASTWriter::AddDeclarationName(DeclarationName Name, RecordData &Record) { 2699ea5ce4705df0743093925585d8edc80e0d8fe3ffChris Lattner // FIXME: Emit a stable enum for NameKind. 0 = Identifier etc. 27002cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor Record.push_back(Name.getNameKind()); 27012cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor switch (Name.getNameKind()) { 27022cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor case DeclarationName::Identifier: 27032cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor AddIdentifierRef(Name.getAsIdentifierInfo(), Record); 27042cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor break; 27052cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 27062cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor case DeclarationName::ObjCZeroArgSelector: 27072cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor case DeclarationName::ObjCOneArgSelector: 27082cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor case DeclarationName::ObjCMultiArgSelector: 270990cd1bb1baac2a0221f3642de0cbea3244b116e5Steve Naroff AddSelectorRef(Name.getObjCSelector(), Record); 27102cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor break; 27112cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 27122cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor case DeclarationName::CXXConstructorName: 27132cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor case DeclarationName::CXXDestructorName: 27142cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor case DeclarationName::CXXConversionFunctionName: 27152cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor AddTypeRef(Name.getCXXNameType(), Record); 27162cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor break; 27172cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 27182cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor case DeclarationName::CXXOperatorName: 27192cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor Record.push_back(Name.getCXXOverloadedOperator()); 27202cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor break; 27212cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor 27223e518bda00d710754ca077cf9be8dd821e16a854Sean Hunt case DeclarationName::CXXLiteralOperatorName: 27233e518bda00d710754ca077cf9be8dd821e16a854Sean Hunt AddIdentifierRef(Name.getCXXLiteralIdentifier(), Record); 27243e518bda00d710754ca077cf9be8dd821e16a854Sean Hunt break; 27253e518bda00d710754ca077cf9be8dd821e16a854Sean Hunt 27262cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor case DeclarationName::CXXUsingDirective: 27272cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor // No extra data to emit 27282cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor break; 27292cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor } 27302cf2634ffdb4f7c8d46cef3f8e60a55993f1c57aDouglas Gregor} 27316ad9ac097918fbdeb443ea7b99d4db9e49b28534Chris Lattner 2732a4232eb646d89e7d52424bb42eb87d9061f39e63Sebastian Redlvoid ASTWriter::AddNestedNameSpecifier(NestedNameSpecifier *NNS, 27336ad9ac097918fbdeb443ea7b99d4db9e49b28534Chris Lattner RecordData &Record) { 27346ad9ac097918fbdeb443ea7b99d4db9e49b28534Chris Lattner // Nested name specifiers usually aren't too long. I think that 8 would 27356ad9ac097918fbdeb443ea7b99d4db9e49b28534Chris Lattner // typically accomodate the vast majority. 27366ad9ac097918fbdeb443ea7b99d4db9e49b28534Chris Lattner llvm::SmallVector<NestedNameSpecifier *, 8> NestedNames; 27376ad9ac097918fbdeb443ea7b99d4db9e49b28534Chris Lattner 27386ad9ac097918fbdeb443ea7b99d4db9e49b28534Chris Lattner // Push each of the NNS's onto a stack for serialization in reverse order. 27396ad9ac097918fbdeb443ea7b99d4db9e49b28534Chris Lattner while (NNS) { 27406ad9ac097918fbdeb443ea7b99d4db9e49b28534Chris Lattner NestedNames.push_back(NNS); 27416ad9ac097918fbdeb443ea7b99d4db9e49b28534Chris Lattner NNS = NNS->getPrefix(); 27426ad9ac097918fbdeb443ea7b99d4db9e49b28534Chris Lattner } 27436ad9ac097918fbdeb443ea7b99d4db9e49b28534Chris Lattner 27446ad9ac097918fbdeb443ea7b99d4db9e49b28534Chris Lattner Record.push_back(NestedNames.size()); 27456ad9ac097918fbdeb443ea7b99d4db9e49b28534Chris Lattner while(!NestedNames.empty()) { 27466ad9ac097918fbdeb443ea7b99d4db9e49b28534Chris Lattner NNS = NestedNames.pop_back_val(); 27476ad9ac097918fbdeb443ea7b99d4db9e49b28534Chris Lattner NestedNameSpecifier::SpecifierKind Kind = NNS->getKind(); 27486ad9ac097918fbdeb443ea7b99d4db9e49b28534Chris Lattner Record.push_back(Kind); 27496ad9ac097918fbdeb443ea7b99d4db9e49b28534Chris Lattner switch (Kind) { 27506ad9ac097918fbdeb443ea7b99d4db9e49b28534Chris Lattner case NestedNameSpecifier::Identifier: 27516ad9ac097918fbdeb443ea7b99d4db9e49b28534Chris Lattner AddIdentifierRef(NNS->getAsIdentifier(), Record); 27526ad9ac097918fbdeb443ea7b99d4db9e49b28534Chris Lattner break; 27536ad9ac097918fbdeb443ea7b99d4db9e49b28534Chris Lattner 27546ad9ac097918fbdeb443ea7b99d4db9e49b28534Chris Lattner case NestedNameSpecifier::Namespace: 27556ad9ac097918fbdeb443ea7b99d4db9e49b28534Chris Lattner AddDeclRef(NNS->getAsNamespace(), Record); 27566ad9ac097918fbdeb443ea7b99d4db9e49b28534Chris Lattner break; 27576ad9ac097918fbdeb443ea7b99d4db9e49b28534Chris Lattner 27586ad9ac097918fbdeb443ea7b99d4db9e49b28534Chris Lattner case NestedNameSpecifier::TypeSpec: 27596ad9ac097918fbdeb443ea7b99d4db9e49b28534Chris Lattner case NestedNameSpecifier::TypeSpecWithTemplate: 27606ad9ac097918fbdeb443ea7b99d4db9e49b28534Chris Lattner AddTypeRef(QualType(NNS->getAsType(), 0), Record); 27616ad9ac097918fbdeb443ea7b99d4db9e49b28534Chris Lattner Record.push_back(Kind == NestedNameSpecifier::TypeSpecWithTemplate); 27626ad9ac097918fbdeb443ea7b99d4db9e49b28534Chris Lattner break; 27636ad9ac097918fbdeb443ea7b99d4db9e49b28534Chris Lattner 27646ad9ac097918fbdeb443ea7b99d4db9e49b28534Chris Lattner case NestedNameSpecifier::Global: 27656ad9ac097918fbdeb443ea7b99d4db9e49b28534Chris Lattner // Don't need to write an associated value. 27666ad9ac097918fbdeb443ea7b99d4db9e49b28534Chris Lattner break; 27676ad9ac097918fbdeb443ea7b99d4db9e49b28534Chris Lattner } 27686ad9ac097918fbdeb443ea7b99d4db9e49b28534Chris Lattner } 27696ad9ac097918fbdeb443ea7b99d4db9e49b28534Chris Lattner} 277090b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis 2771a4232eb646d89e7d52424bb42eb87d9061f39e63Sebastian Redlvoid ASTWriter::AddTemplateName(TemplateName Name, RecordData &Record) { 277290b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis TemplateName::NameKind Kind = Name.getKind(); 277390b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis Record.push_back(Kind); 277490b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis switch (Kind) { 277590b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis case TemplateName::Template: 277690b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis AddDeclRef(Name.getAsTemplateDecl(), Record); 277790b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis break; 277890b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis 277990b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis case TemplateName::OverloadedTemplate: { 278090b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis OverloadedTemplateStorage *OvT = Name.getAsOverloadedTemplate(); 278190b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis Record.push_back(OvT->size()); 278290b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis for (OverloadedTemplateStorage::iterator I = OvT->begin(), E = OvT->end(); 278390b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis I != E; ++I) 278490b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis AddDeclRef(*I, Record); 278590b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis break; 278690b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis } 278790b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis 278890b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis case TemplateName::QualifiedTemplate: { 278990b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis QualifiedTemplateName *QualT = Name.getAsQualifiedTemplateName(); 279090b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis AddNestedNameSpecifier(QualT->getQualifier(), Record); 279190b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis Record.push_back(QualT->hasTemplateKeyword()); 279290b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis AddDeclRef(QualT->getTemplateDecl(), Record); 279390b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis break; 279490b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis } 279590b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis 279690b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis case TemplateName::DependentTemplate: { 279790b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis DependentTemplateName *DepT = Name.getAsDependentTemplateName(); 279890b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis AddNestedNameSpecifier(DepT->getQualifier(), Record); 279990b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis Record.push_back(DepT->isIdentifier()); 280090b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis if (DepT->isIdentifier()) 280190b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis AddIdentifierRef(DepT->getIdentifier(), Record); 280290b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis else 280390b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis Record.push_back(DepT->getOperator()); 280490b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis break; 280590b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis } 280690b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis } 280790b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis} 280890b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis 2809a4232eb646d89e7d52424bb42eb87d9061f39e63Sebastian Redlvoid ASTWriter::AddTemplateArgument(const TemplateArgument &Arg, 281090b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis RecordData &Record) { 281190b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis Record.push_back(Arg.getKind()); 281290b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis switch (Arg.getKind()) { 281390b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis case TemplateArgument::Null: 281490b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis break; 281590b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis case TemplateArgument::Type: 281690b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis AddTypeRef(Arg.getAsType(), Record); 281790b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis break; 281890b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis case TemplateArgument::Declaration: 281990b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis AddDeclRef(Arg.getAsDecl(), Record); 282090b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis break; 282190b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis case TemplateArgument::Integral: 282290b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis AddAPSInt(*Arg.getAsIntegral(), Record); 282390b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis AddTypeRef(Arg.getIntegralType(), Record); 282490b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis break; 282590b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis case TemplateArgument::Template: 282690b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis AddTemplateName(Arg.getAsTemplate(), Record); 282790b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis break; 282890b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis case TemplateArgument::Expression: 282990b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis AddStmt(Arg.getAsExpr()); 283090b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis break; 283190b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis case TemplateArgument::Pack: 283290b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis Record.push_back(Arg.pack_size()); 283390b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis for (TemplateArgument::pack_iterator I=Arg.pack_begin(), E=Arg.pack_end(); 283490b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis I != E; ++I) 283590b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis AddTemplateArgument(*I, Record); 283690b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis break; 283790b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis } 283890b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis} 2839dd41c14bfd7686b556de2acf6952e21a4f80b7aaArgyrios Kyrtzidis 2840dd41c14bfd7686b556de2acf6952e21a4f80b7aaArgyrios Kyrtzidisvoid 2841a4232eb646d89e7d52424bb42eb87d9061f39e63Sebastian RedlASTWriter::AddTemplateParameterList(const TemplateParameterList *TemplateParams, 2842dd41c14bfd7686b556de2acf6952e21a4f80b7aaArgyrios Kyrtzidis RecordData &Record) { 2843dd41c14bfd7686b556de2acf6952e21a4f80b7aaArgyrios Kyrtzidis assert(TemplateParams && "No TemplateParams!"); 2844dd41c14bfd7686b556de2acf6952e21a4f80b7aaArgyrios Kyrtzidis AddSourceLocation(TemplateParams->getTemplateLoc(), Record); 2845dd41c14bfd7686b556de2acf6952e21a4f80b7aaArgyrios Kyrtzidis AddSourceLocation(TemplateParams->getLAngleLoc(), Record); 2846dd41c14bfd7686b556de2acf6952e21a4f80b7aaArgyrios Kyrtzidis AddSourceLocation(TemplateParams->getRAngleLoc(), Record); 2847dd41c14bfd7686b556de2acf6952e21a4f80b7aaArgyrios Kyrtzidis Record.push_back(TemplateParams->size()); 2848dd41c14bfd7686b556de2acf6952e21a4f80b7aaArgyrios Kyrtzidis for (TemplateParameterList::const_iterator 2849dd41c14bfd7686b556de2acf6952e21a4f80b7aaArgyrios Kyrtzidis P = TemplateParams->begin(), PEnd = TemplateParams->end(); 2850dd41c14bfd7686b556de2acf6952e21a4f80b7aaArgyrios Kyrtzidis P != PEnd; ++P) 2851dd41c14bfd7686b556de2acf6952e21a4f80b7aaArgyrios Kyrtzidis AddDeclRef(*P, Record); 2852dd41c14bfd7686b556de2acf6952e21a4f80b7aaArgyrios Kyrtzidis} 2853dd41c14bfd7686b556de2acf6952e21a4f80b7aaArgyrios Kyrtzidis 2854dd41c14bfd7686b556de2acf6952e21a4f80b7aaArgyrios Kyrtzidis/// \brief Emit a template argument list. 2855dd41c14bfd7686b556de2acf6952e21a4f80b7aaArgyrios Kyrtzidisvoid 2856a4232eb646d89e7d52424bb42eb87d9061f39e63Sebastian RedlASTWriter::AddTemplateArgumentList(const TemplateArgumentList *TemplateArgs, 2857dd41c14bfd7686b556de2acf6952e21a4f80b7aaArgyrios Kyrtzidis RecordData &Record) { 2858dd41c14bfd7686b556de2acf6952e21a4f80b7aaArgyrios Kyrtzidis assert(TemplateArgs && "No TemplateArgs!"); 2859dd41c14bfd7686b556de2acf6952e21a4f80b7aaArgyrios Kyrtzidis Record.push_back(TemplateArgs->flat_size()); 2860dd41c14bfd7686b556de2acf6952e21a4f80b7aaArgyrios Kyrtzidis for (int i=0, e = TemplateArgs->flat_size(); i != e; ++i) 2861dd41c14bfd7686b556de2acf6952e21a4f80b7aaArgyrios Kyrtzidis AddTemplateArgument(TemplateArgs->get(i), Record); 2862dd41c14bfd7686b556de2acf6952e21a4f80b7aaArgyrios Kyrtzidis} 286337ffed3b7f229844cae2463ff82b527506c86c74Argyrios Kyrtzidis 286437ffed3b7f229844cae2463ff82b527506c86c74Argyrios Kyrtzidis 286537ffed3b7f229844cae2463ff82b527506c86c74Argyrios Kyrtzidisvoid 2866a4232eb646d89e7d52424bb42eb87d9061f39e63Sebastian RedlASTWriter::AddUnresolvedSet(const UnresolvedSetImpl &Set, RecordData &Record) { 286737ffed3b7f229844cae2463ff82b527506c86c74Argyrios Kyrtzidis Record.push_back(Set.size()); 286837ffed3b7f229844cae2463ff82b527506c86c74Argyrios Kyrtzidis for (UnresolvedSetImpl::const_iterator 286937ffed3b7f229844cae2463ff82b527506c86c74Argyrios Kyrtzidis I = Set.begin(), E = Set.end(); I != E; ++I) { 287037ffed3b7f229844cae2463ff82b527506c86c74Argyrios Kyrtzidis AddDeclRef(I.getDecl(), Record); 287137ffed3b7f229844cae2463ff82b527506c86c74Argyrios Kyrtzidis Record.push_back(I.getAccess()); 287237ffed3b7f229844cae2463ff82b527506c86c74Argyrios Kyrtzidis } 287337ffed3b7f229844cae2463ff82b527506c86c74Argyrios Kyrtzidis} 28740745d0a648b75bd304045309276c70a755adaafbArgyrios Kyrtzidis 2875a4232eb646d89e7d52424bb42eb87d9061f39e63Sebastian Redlvoid ASTWriter::AddCXXBaseSpecifier(const CXXBaseSpecifier &Base, 28760745d0a648b75bd304045309276c70a755adaafbArgyrios Kyrtzidis RecordData &Record) { 28770745d0a648b75bd304045309276c70a755adaafbArgyrios Kyrtzidis Record.push_back(Base.isVirtual()); 28780745d0a648b75bd304045309276c70a755adaafbArgyrios Kyrtzidis Record.push_back(Base.isBaseOfClass()); 28790745d0a648b75bd304045309276c70a755adaafbArgyrios Kyrtzidis Record.push_back(Base.getAccessSpecifierAsWritten()); 28805606220447c7901ba8d80147ddab893bb7949dd5Nick Lewycky AddTypeSourceInfo(Base.getTypeSourceInfo(), Record); 28810745d0a648b75bd304045309276c70a755adaafbArgyrios Kyrtzidis AddSourceRange(Base.getSourceRange(), Record); 28820745d0a648b75bd304045309276c70a755adaafbArgyrios Kyrtzidis} 288330c514c225342844700ed4640ec6d90ddf0e12b2Sebastian Redl 2884a4232eb646d89e7d52424bb42eb87d9061f39e63Sebastian Redlvoid ASTWriter::AddCXXBaseOrMemberInitializers( 28858e706f4b8da141612861e127610141b8d17a9667Argyrios Kyrtzidis const CXXBaseOrMemberInitializer * const *BaseOrMembers, 28868e706f4b8da141612861e127610141b8d17a9667Argyrios Kyrtzidis unsigned NumBaseOrMembers, RecordData &Record) { 28878e706f4b8da141612861e127610141b8d17a9667Argyrios Kyrtzidis Record.push_back(NumBaseOrMembers); 28888e706f4b8da141612861e127610141b8d17a9667Argyrios Kyrtzidis for (unsigned i=0; i != NumBaseOrMembers; ++i) { 28898e706f4b8da141612861e127610141b8d17a9667Argyrios Kyrtzidis const CXXBaseOrMemberInitializer *Init = BaseOrMembers[i]; 28908e706f4b8da141612861e127610141b8d17a9667Argyrios Kyrtzidis 28918e706f4b8da141612861e127610141b8d17a9667Argyrios Kyrtzidis Record.push_back(Init->isBaseInitializer()); 28928e706f4b8da141612861e127610141b8d17a9667Argyrios Kyrtzidis if (Init->isBaseInitializer()) { 28938e706f4b8da141612861e127610141b8d17a9667Argyrios Kyrtzidis AddTypeSourceInfo(Init->getBaseClassInfo(), Record); 28948e706f4b8da141612861e127610141b8d17a9667Argyrios Kyrtzidis Record.push_back(Init->isBaseVirtual()); 28958e706f4b8da141612861e127610141b8d17a9667Argyrios Kyrtzidis } else { 28968e706f4b8da141612861e127610141b8d17a9667Argyrios Kyrtzidis AddDeclRef(Init->getMember(), Record); 28978e706f4b8da141612861e127610141b8d17a9667Argyrios Kyrtzidis } 28988e706f4b8da141612861e127610141b8d17a9667Argyrios Kyrtzidis AddSourceLocation(Init->getMemberLocation(), Record); 28998e706f4b8da141612861e127610141b8d17a9667Argyrios Kyrtzidis AddStmt(Init->getInit()); 29008e706f4b8da141612861e127610141b8d17a9667Argyrios Kyrtzidis AddDeclRef(Init->getAnonUnionMember(), Record); 29018e706f4b8da141612861e127610141b8d17a9667Argyrios Kyrtzidis AddSourceLocation(Init->getLParenLoc(), Record); 29028e706f4b8da141612861e127610141b8d17a9667Argyrios Kyrtzidis AddSourceLocation(Init->getRParenLoc(), Record); 29038e706f4b8da141612861e127610141b8d17a9667Argyrios Kyrtzidis Record.push_back(Init->isWritten()); 29048e706f4b8da141612861e127610141b8d17a9667Argyrios Kyrtzidis if (Init->isWritten()) { 29058e706f4b8da141612861e127610141b8d17a9667Argyrios Kyrtzidis Record.push_back(Init->getSourceOrder()); 29068e706f4b8da141612861e127610141b8d17a9667Argyrios Kyrtzidis } else { 29078e706f4b8da141612861e127610141b8d17a9667Argyrios Kyrtzidis Record.push_back(Init->getNumArrayIndices()); 29088e706f4b8da141612861e127610141b8d17a9667Argyrios Kyrtzidis for (unsigned i=0, e=Init->getNumArrayIndices(); i != e; ++i) 29098e706f4b8da141612861e127610141b8d17a9667Argyrios Kyrtzidis AddDeclRef(Init->getArrayIndex(i), Record); 29108e706f4b8da141612861e127610141b8d17a9667Argyrios Kyrtzidis } 29118e706f4b8da141612861e127610141b8d17a9667Argyrios Kyrtzidis } 29128e706f4b8da141612861e127610141b8d17a9667Argyrios Kyrtzidis} 29138e706f4b8da141612861e127610141b8d17a9667Argyrios Kyrtzidis 2914a4232eb646d89e7d52424bb42eb87d9061f39e63Sebastian Redlvoid ASTWriter::SetReader(PCHReader *Reader) { 2915ffaab3e2bb13991bb3357e80f14bcae3745b2347Sebastian Redl assert(Reader && "Cannot remove chain"); 2916ffaab3e2bb13991bb3357e80f14bcae3745b2347Sebastian Redl assert(FirstDeclID == NextDeclID && 2917ffaab3e2bb13991bb3357e80f14bcae3745b2347Sebastian Redl FirstTypeID == NextTypeID && 2918ffaab3e2bb13991bb3357e80f14bcae3745b2347Sebastian Redl FirstIdentID == NextIdentID && 2919e58aa890e8de55bb3146e6ea9fbbba3a58ce30c6Sebastian Redl FirstSelectorID == NextSelectorID && 2920ffaab3e2bb13991bb3357e80f14bcae3745b2347Sebastian Redl "Setting chain after writing has started."); 2921ffaab3e2bb13991bb3357e80f14bcae3745b2347Sebastian Redl Chain = Reader; 2922ffaab3e2bb13991bb3357e80f14bcae3745b2347Sebastian Redl} 2923ffaab3e2bb13991bb3357e80f14bcae3745b2347Sebastian Redl 2924a4232eb646d89e7d52424bb42eb87d9061f39e63Sebastian Redlvoid ASTWriter::IdentifierRead(pch::IdentID ID, IdentifierInfo *II) { 2925f2f0f03d08c6143137a79a8edffc7d41823bc3c7Sebastian Redl IdentifierIDs[II] = ID; 2926f2f0f03d08c6143137a79a8edffc7d41823bc3c7Sebastian Redl} 2927f2f0f03d08c6143137a79a8edffc7d41823bc3c7Sebastian Redl 2928a4232eb646d89e7d52424bb42eb87d9061f39e63Sebastian Redlvoid ASTWriter::TypeRead(pch::TypeID ID, QualType T) { 29291476ed40ef6ef144937821da888c7e4d9ea0acd7Sebastian Redl TypeIDs[T] = ID; 293030c514c225342844700ed4640ec6d90ddf0e12b2Sebastian Redl} 293130c514c225342844700ed4640ec6d90ddf0e12b2Sebastian Redl 2932a4232eb646d89e7d52424bb42eb87d9061f39e63Sebastian Redlvoid ASTWriter::DeclRead(pch::DeclID ID, const Decl *D) { 29331476ed40ef6ef144937821da888c7e4d9ea0acd7Sebastian Redl DeclIDs[D] = ID; 293430c514c225342844700ed4640ec6d90ddf0e12b2Sebastian Redl} 29355d05007b7a7883159154e3f65f338a2542d53913Sebastian Redl 2936a4232eb646d89e7d52424bb42eb87d9061f39e63Sebastian Redlvoid ASTWriter::SelectorRead(pch::SelectorID ID, Selector S) { 29375d05007b7a7883159154e3f65f338a2542d53913Sebastian Redl SelectorIDs[S] = ID; 29385d05007b7a7883159154e3f65f338a2542d53913Sebastian Redl} 2939