Create a new Serialization module that contains all the PCH code, and will contain all the module code in the future. Update the Makefiles, CMake projects and the Xcode project. I hope I did everything right for Xcode. No functionality change.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@111258 91177308-0d34-0410-b5e6-96231b3b80d8

1 files changed, 0 insertions, 1370 deletions

diff --git a/lib/Frontend/PCHWriterStmt.cpp b/lib/Frontend/PCHWriterStmt.cpp
deleted file mode 100644
index 0c149f2c20..0000000000
--- a/lib/Frontend/PCHWriterStmt.cpp
+++ /dev/null
@@ -1,1370 +0,0 @@
-//===--- PCHWriterStmt.cpp - Statement and Expression Serialization -------===//
-//
-//                     The LLVM Compiler Infrastructure
-//
-// This file is distributed under the University of Illinois Open Source
-// License. See LICENSE.TXT for details.
-//
-//===----------------------------------------------------------------------===//
-//
-//  This file implements serialization for Statements and Expressions.
-//
-//===----------------------------------------------------------------------===//
-
-#include "clang/Frontend/PCHWriter.h"
-#include "clang/AST/DeclCXX.h"
-#include "clang/AST/DeclObjC.h"
-#include "clang/AST/StmtVisitor.h"
-#include "llvm/Bitcode/BitstreamWriter.h"
-using namespace clang;
-
-//===----------------------------------------------------------------------===//
-// Statement/expression serialization
-//===----------------------------------------------------------------------===//
-
-namespace clang {
-  class PCHStmtWriter : public StmtVisitor<PCHStmtWriter, void> {
-    PCHWriter &Writer;
-    PCHWriter::RecordData &Record;
-
-  public:
-    pch::StmtCode Code;
-
-    PCHStmtWriter(PCHWriter &Writer, PCHWriter::RecordData &Record)
-      : Writer(Writer), Record(Record) { }
-    
-    void
-    AddExplicitTemplateArgumentList(const ExplicitTemplateArgumentList &Args);
-
-    void VisitStmt(Stmt *S);
-    void VisitNullStmt(NullStmt *S);
-    void VisitCompoundStmt(CompoundStmt *S);
-    void VisitSwitchCase(SwitchCase *S);
-    void VisitCaseStmt(CaseStmt *S);
-    void VisitDefaultStmt(DefaultStmt *S);
-    void VisitLabelStmt(LabelStmt *S);
-    void VisitIfStmt(IfStmt *S);
-    void VisitSwitchStmt(SwitchStmt *S);
-    void VisitWhileStmt(WhileStmt *S);
-    void VisitDoStmt(DoStmt *S);
-    void VisitForStmt(ForStmt *S);
-    void VisitGotoStmt(GotoStmt *S);
-    void VisitIndirectGotoStmt(IndirectGotoStmt *S);
-    void VisitContinueStmt(ContinueStmt *S);
-    void VisitBreakStmt(BreakStmt *S);
-    void VisitReturnStmt(ReturnStmt *S);
-    void VisitDeclStmt(DeclStmt *S);
-    void VisitAsmStmt(AsmStmt *S);
-    void VisitExpr(Expr *E);
-    void VisitPredefinedExpr(PredefinedExpr *E);
-    void VisitDeclRefExpr(DeclRefExpr *E);
-    void VisitIntegerLiteral(IntegerLiteral *E);
-    void VisitFloatingLiteral(FloatingLiteral *E);
-    void VisitImaginaryLiteral(ImaginaryLiteral *E);
-    void VisitStringLiteral(StringLiteral *E);
-    void VisitCharacterLiteral(CharacterLiteral *E);
-    void VisitParenExpr(ParenExpr *E);
-    void VisitParenListExpr(ParenListExpr *E);
-    void VisitUnaryOperator(UnaryOperator *E);
-    void VisitOffsetOfExpr(OffsetOfExpr *E);
-    void VisitSizeOfAlignOfExpr(SizeOfAlignOfExpr *E);
-    void VisitArraySubscriptExpr(ArraySubscriptExpr *E);
-    void VisitCallExpr(CallExpr *E);
-    void VisitMemberExpr(MemberExpr *E);
-    void VisitCastExpr(CastExpr *E);
-    void VisitBinaryOperator(BinaryOperator *E);
-    void VisitCompoundAssignOperator(CompoundAssignOperator *E);
-    void VisitConditionalOperator(ConditionalOperator *E);
-    void VisitImplicitCastExpr(ImplicitCastExpr *E);
-    void VisitExplicitCastExpr(ExplicitCastExpr *E);
-    void VisitCStyleCastExpr(CStyleCastExpr *E);
-    void VisitCompoundLiteralExpr(CompoundLiteralExpr *E);
-    void VisitExtVectorElementExpr(ExtVectorElementExpr *E);
-    void VisitInitListExpr(InitListExpr *E);
-    void VisitDesignatedInitExpr(DesignatedInitExpr *E);
-    void VisitImplicitValueInitExpr(ImplicitValueInitExpr *E);
-    void VisitVAArgExpr(VAArgExpr *E);
-    void VisitAddrLabelExpr(AddrLabelExpr *E);
-    void VisitStmtExpr(StmtExpr *E);
-    void VisitTypesCompatibleExpr(TypesCompatibleExpr *E);
-    void VisitChooseExpr(ChooseExpr *E);
-    void VisitGNUNullExpr(GNUNullExpr *E);
-    void VisitShuffleVectorExpr(ShuffleVectorExpr *E);
-    void VisitBlockExpr(BlockExpr *E);
-    void VisitBlockDeclRefExpr(BlockDeclRefExpr *E);
-
-    // Objective-C Expressions
-    void VisitObjCStringLiteral(ObjCStringLiteral *E);
-    void VisitObjCEncodeExpr(ObjCEncodeExpr *E);
-    void VisitObjCSelectorExpr(ObjCSelectorExpr *E);
-    void VisitObjCProtocolExpr(ObjCProtocolExpr *E);
-    void VisitObjCIvarRefExpr(ObjCIvarRefExpr *E);
-    void VisitObjCPropertyRefExpr(ObjCPropertyRefExpr *E);
-    void VisitObjCImplicitSetterGetterRefExpr(
-                        ObjCImplicitSetterGetterRefExpr *E);
-    void VisitObjCMessageExpr(ObjCMessageExpr *E);
-    void VisitObjCSuperExpr(ObjCSuperExpr *E);
-    void VisitObjCIsaExpr(ObjCIsaExpr *E);
-
-    // Objective-C Statements
-    void VisitObjCForCollectionStmt(ObjCForCollectionStmt *);
-    void VisitObjCAtCatchStmt(ObjCAtCatchStmt *);
-    void VisitObjCAtFinallyStmt(ObjCAtFinallyStmt *);
-    void VisitObjCAtTryStmt(ObjCAtTryStmt *);
-    void VisitObjCAtSynchronizedStmt(ObjCAtSynchronizedStmt *);
-    void VisitObjCAtThrowStmt(ObjCAtThrowStmt *);
-
-    // C++ Statements
-    void VisitCXXCatchStmt(CXXCatchStmt *S);
-    void VisitCXXTryStmt(CXXTryStmt *S);
-
-    void VisitCXXOperatorCallExpr(CXXOperatorCallExpr *E);
-    void VisitCXXMemberCallExpr(CXXMemberCallExpr *E);
-    void VisitCXXConstructExpr(CXXConstructExpr *E);
-    void VisitCXXTemporaryObjectExpr(CXXTemporaryObjectExpr *E);
-    void VisitCXXNamedCastExpr(CXXNamedCastExpr *E);
-    void VisitCXXStaticCastExpr(CXXStaticCastExpr *E);
-    void VisitCXXDynamicCastExpr(CXXDynamicCastExpr *E);
-    void VisitCXXReinterpretCastExpr(CXXReinterpretCastExpr *E);
-    void VisitCXXConstCastExpr(CXXConstCastExpr *E);
-    void VisitCXXFunctionalCastExpr(CXXFunctionalCastExpr *E);
-    void VisitCXXBoolLiteralExpr(CXXBoolLiteralExpr *E);
-    void VisitCXXNullPtrLiteralExpr(CXXNullPtrLiteralExpr *E);
-    void VisitCXXTypeidExpr(CXXTypeidExpr *E);
-    void VisitCXXThisExpr(CXXThisExpr *E);
-    void VisitCXXThrowExpr(CXXThrowExpr *E);
-    void VisitCXXDefaultArgExpr(CXXDefaultArgExpr *E);
-    void VisitCXXBindTemporaryExpr(CXXBindTemporaryExpr *E);
-    void VisitCXXBindReferenceExpr(CXXBindReferenceExpr *E);
-
-    void VisitCXXScalarValueInitExpr(CXXScalarValueInitExpr *E);
-    void VisitCXXNewExpr(CXXNewExpr *E);
-    void VisitCXXDeleteExpr(CXXDeleteExpr *E);
-    void VisitCXXPseudoDestructorExpr(CXXPseudoDestructorExpr *E);
-
-    void VisitCXXExprWithTemporaries(CXXExprWithTemporaries *E);
-    void VisitCXXDependentScopeMemberExpr(CXXDependentScopeMemberExpr *E);
-    void VisitDependentScopeDeclRefExpr(DependentScopeDeclRefExpr *E);
-    void VisitCXXUnresolvedConstructExpr(CXXUnresolvedConstructExpr *E);
-
-    void VisitOverloadExpr(OverloadExpr *E);
-    void VisitUnresolvedMemberExpr(UnresolvedMemberExpr *E);
-    void VisitUnresolvedLookupExpr(UnresolvedLookupExpr *E);
-
-    void VisitUnaryTypeTraitExpr(UnaryTypeTraitExpr *E);
-  };
-}
-
-void PCHStmtWriter::
-AddExplicitTemplateArgumentList(const ExplicitTemplateArgumentList &Args) {
-  Writer.AddSourceLocation(Args.LAngleLoc, Record);
-  Writer.AddSourceLocation(Args.RAngleLoc, Record);
-  for (unsigned i=0; i != Args.NumTemplateArgs; ++i)
-    Writer.AddTemplateArgumentLoc(Args.getTemplateArgs()[i], Record);
-}
-
-void PCHStmtWriter::VisitStmt(Stmt *S) {
-}
-
-void PCHStmtWriter::VisitNullStmt(NullStmt *S) {
-  VisitStmt(S);
-  Writer.AddSourceLocation(S->getSemiLoc(), Record);
-  Code = pch::STMT_NULL;
-}
-
-void PCHStmtWriter::VisitCompoundStmt(CompoundStmt *S) {
-  VisitStmt(S);
-  Record.push_back(S->size());
-  for (CompoundStmt::body_iterator CS = S->body_begin(), CSEnd = S->body_end();
-       CS != CSEnd; ++CS)
-    Writer.AddStmt(*CS);
-  Writer.AddSourceLocation(S->getLBracLoc(), Record);
-  Writer.AddSourceLocation(S->getRBracLoc(), Record);
-  Code = pch::STMT_COMPOUND;
-}
-
-void PCHStmtWriter::VisitSwitchCase(SwitchCase *S) {
-  VisitStmt(S);
-  Record.push_back(Writer.getSwitchCaseID(S));
-}
-
-void PCHStmtWriter::VisitCaseStmt(CaseStmt *S) {
-  VisitSwitchCase(S);
-  Writer.AddStmt(S->getLHS());
-  Writer.AddStmt(S->getRHS());
-  Writer.AddStmt(S->getSubStmt());
-  Writer.AddSourceLocation(S->getCaseLoc(), Record);
-  Writer.AddSourceLocation(S->getEllipsisLoc(), Record);
-  Writer.AddSourceLocation(S->getColonLoc(), Record);
-  Code = pch::STMT_CASE;
-}
-
-void PCHStmtWriter::VisitDefaultStmt(DefaultStmt *S) {
-  VisitSwitchCase(S);
-  Writer.AddStmt(S->getSubStmt());
-  Writer.AddSourceLocation(S->getDefaultLoc(), Record);
-  Writer.AddSourceLocation(S->getColonLoc(), Record);
-  Code = pch::STMT_DEFAULT;
-}
-
-void PCHStmtWriter::VisitLabelStmt(LabelStmt *S) {
-  VisitStmt(S);
-  Writer.AddIdentifierRef(S->getID(), Record);
-  Writer.AddStmt(S->getSubStmt());
-  Writer.AddSourceLocation(S->getIdentLoc(), Record);
-  Record.push_back(Writer.GetLabelID(S));
-  Code = pch::STMT_LABEL;
-}
-
-void PCHStmtWriter::VisitIfStmt(IfStmt *S) {
-  VisitStmt(S);
-  Writer.AddDeclRef(S->getConditionVariable(), Record);
-  Writer.AddStmt(S->getCond());
-  Writer.AddStmt(S->getThen());
-  Writer.AddStmt(S->getElse());
-  Writer.AddSourceLocation(S->getIfLoc(), Record);
-  Writer.AddSourceLocation(S->getElseLoc(), Record);
-  Code = pch::STMT_IF;
-}
-
-void PCHStmtWriter::VisitSwitchStmt(SwitchStmt *S) {
-  VisitStmt(S);
-  Writer.AddDeclRef(S->getConditionVariable(), Record);
-  Writer.AddStmt(S->getCond());
-  Writer.AddStmt(S->getBody());
-  Writer.AddSourceLocation(S->getSwitchLoc(), Record);
-  for (SwitchCase *SC = S->getSwitchCaseList(); SC;
-       SC = SC->getNextSwitchCase())
-    Record.push_back(Writer.RecordSwitchCaseID(SC));
-  Code = pch::STMT_SWITCH;
-}
-
-void PCHStmtWriter::VisitWhileStmt(WhileStmt *S) {
-  VisitStmt(S);
-  Writer.AddDeclRef(S->getConditionVariable(), Record);
-  Writer.AddStmt(S->getCond());
-  Writer.AddStmt(S->getBody());
-  Writer.AddSourceLocation(S->getWhileLoc(), Record);
-  Code = pch::STMT_WHILE;
-}
-
-void PCHStmtWriter::VisitDoStmt(DoStmt *S) {
-  VisitStmt(S);
-  Writer.AddStmt(S->getCond());
-  Writer.AddStmt(S->getBody());
-  Writer.AddSourceLocation(S->getDoLoc(), Record);
-  Writer.AddSourceLocation(S->getWhileLoc(), Record);
-  Writer.AddSourceLocation(S->getRParenLoc(), Record);
-  Code = pch::STMT_DO;
-}
-
-void PCHStmtWriter::VisitForStmt(ForStmt *S) {
-  VisitStmt(S);
-  Writer.AddStmt(S->getInit());
-  Writer.AddStmt(S->getCond());
-  Writer.AddDeclRef(S->getConditionVariable(), Record);
-  Writer.AddStmt(S->getInc());
-  Writer.AddStmt(S->getBody());
-  Writer.AddSourceLocation(S->getForLoc(), Record);
-  Writer.AddSourceLocation(S->getLParenLoc(), Record);
-  Writer.AddSourceLocation(S->getRParenLoc(), Record);
-  Code = pch::STMT_FOR;
-}
-
-void PCHStmtWriter::VisitGotoStmt(GotoStmt *S) {
-  VisitStmt(S);
-  Record.push_back(Writer.GetLabelID(S->getLabel()));
-  Writer.AddSourceLocation(S->getGotoLoc(), Record);
-  Writer.AddSourceLocation(S->getLabelLoc(), Record);
-  Code = pch::STMT_GOTO;
-}
-
-void PCHStmtWriter::VisitIndirectGotoStmt(IndirectGotoStmt *S) {
-  VisitStmt(S);
-  Writer.AddSourceLocation(S->getGotoLoc(), Record);
-  Writer.AddSourceLocation(S->getStarLoc(), Record);
-  Writer.AddStmt(S->getTarget());
-  Code = pch::STMT_INDIRECT_GOTO;
-}
-
-void PCHStmtWriter::VisitContinueStmt(ContinueStmt *S) {
-  VisitStmt(S);
-  Writer.AddSourceLocation(S->getContinueLoc(), Record);
-  Code = pch::STMT_CONTINUE;
-}
-
-void PCHStmtWriter::VisitBreakStmt(BreakStmt *S) {
-  VisitStmt(S);
-  Writer.AddSourceLocation(S->getBreakLoc(), Record);
-  Code = pch::STMT_BREAK;
-}
-
-void PCHStmtWriter::VisitReturnStmt(ReturnStmt *S) {
-  VisitStmt(S);
-  Writer.AddStmt(S->getRetValue());
-  Writer.AddSourceLocation(S->getReturnLoc(), Record);
-  Writer.AddDeclRef(S->getNRVOCandidate(), Record);
-  Code = pch::STMT_RETURN;
-}
-
-void PCHStmtWriter::VisitDeclStmt(DeclStmt *S) {
-  VisitStmt(S);
-  Writer.AddSourceLocation(S->getStartLoc(), Record);
-  Writer.AddSourceLocation(S->getEndLoc(), Record);
-  DeclGroupRef DG = S->getDeclGroup();
-  for (DeclGroupRef::iterator D = DG.begin(), DEnd = DG.end(); D != DEnd; ++D)
-    Writer.AddDeclRef(*D, Record);
-  Code = pch::STMT_DECL;
-}
-
-void PCHStmtWriter::VisitAsmStmt(AsmStmt *S) {
-  VisitStmt(S);
-  Record.push_back(S->getNumOutputs());
-  Record.push_back(S->getNumInputs());
-  Record.push_back(S->getNumClobbers());
-  Writer.AddSourceLocation(S->getAsmLoc(), Record);
-  Writer.AddSourceLocation(S->getRParenLoc(), Record);
-  Record.push_back(S->isVolatile());
-  Record.push_back(S->isSimple());
-  Record.push_back(S->isMSAsm());
-  Writer.AddStmt(S->getAsmString());
-
-  // Outputs
-  for (unsigned I = 0, N = S->getNumOutputs(); I != N; ++I) {      
-    Writer.AddIdentifierRef(S->getOutputIdentifier(I), Record);
-    Writer.AddStmt(S->getOutputConstraintLiteral(I));
-    Writer.AddStmt(S->getOutputExpr(I));
-  }
-
-  // Inputs
-  for (unsigned I = 0, N = S->getNumInputs(); I != N; ++I) {
-    Writer.AddIdentifierRef(S->getInputIdentifier(I), Record);
-    Writer.AddStmt(S->getInputConstraintLiteral(I));
-    Writer.AddStmt(S->getInputExpr(I));
-  }
-
-  // Clobbers
-  for (unsigned I = 0, N = S->getNumClobbers(); I != N; ++I)
-    Writer.AddStmt(S->getClobber(I));
-
-  Code = pch::STMT_ASM;
-}
-
-void PCHStmtWriter::VisitExpr(Expr *E) {
-  VisitStmt(E);
-  Writer.AddTypeRef(E->getType(), Record);
-  Record.push_back(E->isTypeDependent());
-  Record.push_back(E->isValueDependent());
-}
-
-void PCHStmtWriter::VisitPredefinedExpr(PredefinedExpr *E) {
-  VisitExpr(E);
-  Writer.AddSourceLocation(E->getLocation(), Record);
-  Record.push_back(E->getIdentType()); // FIXME: stable encoding
-  Code = pch::EXPR_PREDEFINED;
-}
-
-void PCHStmtWriter::VisitDeclRefExpr(DeclRefExpr *E) {
-  VisitExpr(E);
-
-  Record.push_back(E->hasQualifier());
-  unsigned NumTemplateArgs = E->getNumTemplateArgs();
-  assert((NumTemplateArgs != 0) == E->hasExplicitTemplateArgumentList() &&
-         "Template args list with no args ?");
-  Record.push_back(NumTemplateArgs);
-
-  if (E->hasQualifier()) {
-    Writer.AddNestedNameSpecifier(E->getQualifier(), Record);
-    Writer.AddSourceRange(E->getQualifierRange(), Record);
-  }
-
-  if (NumTemplateArgs)
-    AddExplicitTemplateArgumentList(*E->getExplicitTemplateArgumentList());
-
-  Writer.AddDeclRef(E->getDecl(), Record);
-  // FIXME: write DeclarationNameLoc.
-  Writer.AddSourceLocation(E->getLocation(), Record);
-  Code = pch::EXPR_DECL_REF;
-}
-
-void PCHStmtWriter::VisitIntegerLiteral(IntegerLiteral *E) {
-  VisitExpr(E);
-  Writer.AddSourceLocation(E->getLocation(), Record);
-  Writer.AddAPInt(E->getValue(), Record);
-  Code = pch::EXPR_INTEGER_LITERAL;
-}
-
-void PCHStmtWriter::VisitFloatingLiteral(FloatingLiteral *E) {
-  VisitExpr(E);
-  Writer.AddAPFloat(E->getValue(), Record);
-  Record.push_back(E->isExact());
-  Writer.AddSourceLocation(E->getLocation(), Record);
-  Code = pch::EXPR_FLOATING_LITERAL;
-}
-
-void PCHStmtWriter::VisitImaginaryLiteral(ImaginaryLiteral *E) {
-  VisitExpr(E);
-  Writer.AddStmt(E->getSubExpr());
-  Code = pch::EXPR_IMAGINARY_LITERAL;
-}
-
-void PCHStmtWriter::VisitStringLiteral(StringLiteral *E) {
-  VisitExpr(E);
-  Record.push_back(E->getByteLength());
-  Record.push_back(E->getNumConcatenated());
-  Record.push_back(E->isWide());
-  // FIXME: String data should be stored as a blob at the end of the
-  // StringLiteral. However, we can't do so now because we have no
-  // provision for coping with abbreviations when we're jumping around
-  // the PCH file during deserialization.
-  Record.append(E->getString().begin(), E->getString().end());
-  for (unsigned I = 0, N = E->getNumConcatenated(); I != N; ++I)
-    Writer.AddSourceLocation(E->getStrTokenLoc(I), Record);
-  Code = pch::EXPR_STRING_LITERAL;
-}
-
-void PCHStmtWriter::VisitCharacterLiteral(CharacterLiteral *E) {
-  VisitExpr(E);
-  Record.push_back(E->getValue());
-  Writer.AddSourceLocation(E->getLocation(), Record);
-  Record.push_back(E->isWide());
-  Code = pch::EXPR_CHARACTER_LITERAL;
-}
-
-void PCHStmtWriter::VisitParenExpr(ParenExpr *E) {
-  VisitExpr(E);
-  Writer.AddSourceLocation(E->getLParen(), Record);
-  Writer.AddSourceLocation(E->getRParen(), Record);
-  Writer.AddStmt(E->getSubExpr());
-  Code = pch::EXPR_PAREN;
-}
-
-void PCHStmtWriter::VisitParenListExpr(ParenListExpr *E) {
-  VisitExpr(E);
-  Record.push_back(E->NumExprs);
-  for (unsigned i=0; i != E->NumExprs; ++i)
-    Writer.AddStmt(E->Exprs[i]);
-  Writer.AddSourceLocation(E->LParenLoc, Record);
-  Writer.AddSourceLocation(E->RParenLoc, Record);
-  Code = pch::EXPR_PAREN_LIST;
-}
-
-void PCHStmtWriter::VisitUnaryOperator(UnaryOperator *E) {
-  VisitExpr(E);
-  Writer.AddStmt(E->getSubExpr());
-  Record.push_back(E->getOpcode()); // FIXME: stable encoding
-  Writer.AddSourceLocation(E->getOperatorLoc(), Record);
-  Code = pch::EXPR_UNARY_OPERATOR;
-}
-
-void PCHStmtWriter::VisitOffsetOfExpr(OffsetOfExpr *E) {
-  VisitExpr(E);
-  Record.push_back(E->getNumComponents());
-  Record.push_back(E->getNumExpressions());
-  Writer.AddSourceLocation(E->getOperatorLoc(), Record);
-  Writer.AddSourceLocation(E->getRParenLoc(), Record);
-  Writer.AddTypeSourceInfo(E->getTypeSourceInfo(), Record);
-  for (unsigned I = 0, N = E->getNumComponents(); I != N; ++I) {
-    const OffsetOfExpr::OffsetOfNode &ON = E->getComponent(I);
-    Record.push_back(ON.getKind()); // FIXME: Stable encoding
-    Writer.AddSourceLocation(ON.getRange().getBegin(), Record);
-    Writer.AddSourceLocation(ON.getRange().getEnd(), Record);
-    switch (ON.getKind()) {
-    case OffsetOfExpr::OffsetOfNode::Array:
-      Record.push_back(ON.getArrayExprIndex());
-      break;
-        
-    case OffsetOfExpr::OffsetOfNode::Field:
-      Writer.AddDeclRef(ON.getField(), Record);
-      break;
-        
-    case OffsetOfExpr::OffsetOfNode::Identifier:
-      Writer.AddIdentifierRef(ON.getFieldName(), Record);
-      break;
-        
-    case OffsetOfExpr::OffsetOfNode::Base:
-      Writer.AddCXXBaseSpecifier(*ON.getBase(), Record);
-      break;
-    }
-  }
-  for (unsigned I = 0, N = E->getNumExpressions(); I != N; ++I)
-    Writer.AddStmt(E->getIndexExpr(I));
-  Code = pch::EXPR_OFFSETOF;
-}
-
-void PCHStmtWriter::VisitSizeOfAlignOfExpr(SizeOfAlignOfExpr *E) {
-  VisitExpr(E);
-  Record.push_back(E->isSizeOf());
-  if (E->isArgumentType())
-    Writer.AddTypeSourceInfo(E->getArgumentTypeInfo(), Record);
-  else {
-    Record.push_back(0);
-    Writer.AddStmt(E->getArgumentExpr());
-  }
-  Writer.AddSourceLocation(E->getOperatorLoc(), Record);
-  Writer.AddSourceLocation(E->getRParenLoc(), Record);
-  Code = pch::EXPR_SIZEOF_ALIGN_OF;
-}
-
-void PCHStmtWriter::VisitArraySubscriptExpr(ArraySubscriptExpr *E) {
-  VisitExpr(E);
-  Writer.AddStmt(E->getLHS());
-  Writer.AddStmt(E->getRHS());
-  Writer.AddSourceLocation(E->getRBracketLoc(), Record);
-  Code = pch::EXPR_ARRAY_SUBSCRIPT;
-}
-
-void PCHStmtWriter::VisitCallExpr(CallExpr *E) {
-  VisitExpr(E);
-  Record.push_back(E->getNumArgs());
-  Writer.AddSourceLocation(E->getRParenLoc(), Record);
-  Writer.AddStmt(E->getCallee());
-  for (CallExpr::arg_iterator Arg = E->arg_begin(), ArgEnd = E->arg_end();
-       Arg != ArgEnd; ++Arg)
-    Writer.AddStmt(*Arg);
-  Code = pch::EXPR_CALL;
-}
-
-void PCHStmtWriter::VisitMemberExpr(MemberExpr *E) {
-  // Don't call VisitExpr, we'll write everything here.
-
-  Record.push_back(E->hasQualifier());
-  if (E->hasQualifier()) {
-    Writer.AddNestedNameSpecifier(E->getQualifier(), Record);
-    Writer.AddSourceRange(E->getQualifierRange(), Record);
-  }
-
-  unsigned NumTemplateArgs = E->getNumTemplateArgs();
-  assert((NumTemplateArgs != 0) == E->hasExplicitTemplateArgumentList() &&
-         "Template args list with no args ?");
-  Record.push_back(NumTemplateArgs);
-  if (NumTemplateArgs) {
-    Writer.AddSourceLocation(E->getLAngleLoc(), Record);
-    Writer.AddSourceLocation(E->getRAngleLoc(), Record);
-    for (unsigned i=0; i != NumTemplateArgs; ++i)
-      Writer.AddTemplateArgumentLoc(E->getTemplateArgs()[i], Record);
-  }
-  
-  DeclAccessPair FoundDecl = E->getFoundDecl();
-  Writer.AddDeclRef(FoundDecl.getDecl(), Record);
-  Record.push_back(FoundDecl.getAccess());
-
-  Writer.AddTypeRef(E->getType(), Record);
-  Writer.AddStmt(E->getBase());
-  Writer.AddDeclRef(E->getMemberDecl(), Record);
-  // FIXME: write DeclarationNameLoc.
-  Writer.AddSourceLocation(E->getMemberLoc(), Record);
-  Record.push_back(E->isArrow());
-  Code = pch::EXPR_MEMBER;
-}
-
-void PCHStmtWriter::VisitObjCIsaExpr(ObjCIsaExpr *E) {
-  VisitExpr(E);
-  Writer.AddStmt(E->getBase());
-  Writer.AddSourceLocation(E->getIsaMemberLoc(), Record);
-  Record.push_back(E->isArrow());
-  Code = pch::EXPR_OBJC_ISA;
-}
-
-void PCHStmtWriter::VisitCastExpr(CastExpr *E) {
-  VisitExpr(E);
-  Record.push_back(E->path_size());
-  Writer.AddStmt(E->getSubExpr());
-  Record.push_back(E->getCastKind()); // FIXME: stable encoding
-
-  for (CastExpr::path_iterator
-         PI = E->path_begin(), PE = E->path_end(); PI != PE; ++PI)
-    Writer.AddCXXBaseSpecifier(**PI, Record);
-}
-
-void PCHStmtWriter::VisitBinaryOperator(BinaryOperator *E) {
-  VisitExpr(E);
-  Writer.AddStmt(E->getLHS());
-  Writer.AddStmt(E->getRHS());
-  Record.push_back(E->getOpcode()); // FIXME: stable encoding
-  Writer.AddSourceLocation(E->getOperatorLoc(), Record);
-  Code = pch::EXPR_BINARY_OPERATOR;
-}
-
-void PCHStmtWriter::VisitCompoundAssignOperator(CompoundAssignOperator *E) {
-  VisitBinaryOperator(E);
-  Writer.AddTypeRef(E->getComputationLHSType(), Record);
-  Writer.AddTypeRef(E->getComputationResultType(), Record);
-  Code = pch::EXPR_COMPOUND_ASSIGN_OPERATOR;
-}
-
-void PCHStmtWriter::VisitConditionalOperator(ConditionalOperator *E) {
-  VisitExpr(E);
-  Writer.AddStmt(E->getCond());
-  Writer.AddStmt(E->getLHS());
-  Writer.AddStmt(E->getRHS());
-  Writer.AddSourceLocation(E->getQuestionLoc(), Record);
-  Writer.AddSourceLocation(E->getColonLoc(), Record);
-  Code = pch::EXPR_CONDITIONAL_OPERATOR;
-}
-
-void PCHStmtWriter::VisitImplicitCastExpr(ImplicitCastExpr *E) {
-  VisitCastExpr(E);
-  Record.push_back(E->getCategory());
-  Code = pch::EXPR_IMPLICIT_CAST;
-}
-
-void PCHStmtWriter::VisitExplicitCastExpr(ExplicitCastExpr *E) {
-  VisitCastExpr(E);
-  Writer.AddTypeSourceInfo(E->getTypeInfoAsWritten(), Record);
-}
-
-void PCHStmtWriter::VisitCStyleCastExpr(CStyleCastExpr *E) {
-  VisitExplicitCastExpr(E);
-  Writer.AddSourceLocation(E->getLParenLoc(), Record);
-  Writer.AddSourceLocation(E->getRParenLoc(), Record);
-  Code = pch::EXPR_CSTYLE_CAST;
-}
-
-void PCHStmtWriter::VisitCompoundLiteralExpr(CompoundLiteralExpr *E) {
-  VisitExpr(E);
-  Writer.AddSourceLocation(E->getLParenLoc(), Record);
-  Writer.AddTypeSourceInfo(E->getTypeSourceInfo(), Record);
-  Writer.AddStmt(E->getInitializer());
-  Record.push_back(E->isFileScope());
-  Code = pch::EXPR_COMPOUND_LITERAL;
-}
-
-void PCHStmtWriter::VisitExtVectorElementExpr(ExtVectorElementExpr *E) {
-  VisitExpr(E);
-  Writer.AddStmt(E->getBase());
-  Writer.AddIdentifierRef(&E->getAccessor(), Record);
-  Writer.AddSourceLocation(E->getAccessorLoc(), Record);
-  Code = pch::EXPR_EXT_VECTOR_ELEMENT;
-}
-
-void PCHStmtWriter::VisitInitListExpr(InitListExpr *E) {
-  VisitExpr(E);
-  Record.push_back(E->getNumInits());
-  for (unsigned I = 0, N = E->getNumInits(); I != N; ++I)
-    Writer.AddStmt(E->getInit(I));
-  Writer.AddStmt(E->getSyntacticForm());
-  Writer.AddSourceLocation(E->getLBraceLoc(), Record);
-  Writer.AddSourceLocation(E->getRBraceLoc(), Record);
-  Writer.AddDeclRef(E->getInitializedFieldInUnion(), Record);
-  Record.push_back(E->hadArrayRangeDesignator());
-  Code = pch::EXPR_INIT_LIST;
-}
-
-void PCHStmtWriter::VisitDesignatedInitExpr(DesignatedInitExpr *E) {
-  VisitExpr(E);
-  Record.push_back(E->getNumSubExprs());
-  for (unsigned I = 0, N = E->getNumSubExprs(); I != N; ++I)
-    Writer.AddStmt(E->getSubExpr(I));
-  Writer.AddSourceLocation(E->getEqualOrColonLoc(), Record);
-  Record.push_back(E->usesGNUSyntax());
-  for (DesignatedInitExpr::designators_iterator D = E->designators_begin(),
-                                             DEnd = E->designators_end();
-       D != DEnd; ++D) {
-    if (D->isFieldDesignator()) {
-      if (FieldDecl *Field = D->getField()) {
-        Record.push_back(pch::DESIG_FIELD_DECL);
-        Writer.AddDeclRef(Field, Record);
-      } else {
-        Record.push_back(pch::DESIG_FIELD_NAME);
-        Writer.AddIdentifierRef(D->getFieldName(), Record);
-      }
-      Writer.AddSourceLocation(D->getDotLoc(), Record);
-      Writer.AddSourceLocation(D->getFieldLoc(), Record);
-    } else if (D->isArrayDesignator()) {
-      Record.push_back(pch::DESIG_ARRAY);
-      Record.push_back(D->getFirstExprIndex());
-      Writer.AddSourceLocation(D->getLBracketLoc(), Record);
-      Writer.AddSourceLocation(D->getRBracketLoc(), Record);
-    } else {
-      assert(D->isArrayRangeDesignator() && "Unknown designator");
-      Record.push_back(pch::DESIG_ARRAY_RANGE);
-      Record.push_back(D->getFirstExprIndex());
-      Writer.AddSourceLocation(D->getLBracketLoc(), Record);
-      Writer.AddSourceLocation(D->getEllipsisLoc(), Record);
-      Writer.AddSourceLocation(D->getRBracketLoc(), Record);
-    }
-  }
-  Code = pch::EXPR_DESIGNATED_INIT;
-}
-
-void PCHStmtWriter::VisitImplicitValueInitExpr(ImplicitValueInitExpr *E) {
-  VisitExpr(E);
-  Code = pch::EXPR_IMPLICIT_VALUE_INIT;
-}
-
-void PCHStmtWriter::VisitVAArgExpr(VAArgExpr *E) {
-  VisitExpr(E);
-  Writer.AddStmt(E->getSubExpr());
-  Writer.AddTypeSourceInfo(E->getWrittenTypeInfo(), Record);
-  Writer.AddSourceLocation(E->getBuiltinLoc(), Record);
-  Writer.AddSourceLocation(E->getRParenLoc(), Record);
-  Code = pch::EXPR_VA_ARG;
-}
-
-void PCHStmtWriter::VisitAddrLabelExpr(AddrLabelExpr *E) {
-  VisitExpr(E);
-  Writer.AddSourceLocation(E->getAmpAmpLoc(), Record);
-  Writer.AddSourceLocation(E->getLabelLoc(), Record);
-  Record.push_back(Writer.GetLabelID(E->getLabel()));
-  Code = pch::EXPR_ADDR_LABEL;
-}
-
-void PCHStmtWriter::VisitStmtExpr(StmtExpr *E) {
-  VisitExpr(E);
-  Writer.AddStmt(E->getSubStmt());
-  Writer.AddSourceLocation(E->getLParenLoc(), Record);
-  Writer.AddSourceLocation(E->getRParenLoc(), Record);
-  Code = pch::EXPR_STMT;
-}
-
-void PCHStmtWriter::VisitTypesCompatibleExpr(TypesCompatibleExpr *E) {
-  VisitExpr(E);
-  Writer.AddTypeSourceInfo(E->getArgTInfo1(), Record);
-  Writer.AddTypeSourceInfo(E->getArgTInfo2(), Record);
-  Writer.AddSourceLocation(E->getBuiltinLoc(), Record);
-  Writer.AddSourceLocation(E->getRParenLoc(), Record);
-  Code = pch::EXPR_TYPES_COMPATIBLE;
-}
-
-void PCHStmtWriter::VisitChooseExpr(ChooseExpr *E) {
-  VisitExpr(E);
-  Writer.AddStmt(E->getCond());
-  Writer.AddStmt(E->getLHS());
-  Writer.AddStmt(E->getRHS());
-  Writer.AddSourceLocation(E->getBuiltinLoc(), Record);
-  Writer.AddSourceLocation(E->getRParenLoc(), Record);
-  Code = pch::EXPR_CHOOSE;
-}
-
-void PCHStmtWriter::VisitGNUNullExpr(GNUNullExpr *E) {
-  VisitExpr(E);
-  Writer.AddSourceLocation(E->getTokenLocation(), Record);
-  Code = pch::EXPR_GNU_NULL;
-}
-
-void PCHStmtWriter::VisitShuffleVectorExpr(ShuffleVectorExpr *E) {
-  VisitExpr(E);
-  Record.push_back(E->getNumSubExprs());
-  for (unsigned I = 0, N = E->getNumSubExprs(); I != N; ++I)
-    Writer.AddStmt(E->getExpr(I));
-  Writer.AddSourceLocation(E->getBuiltinLoc(), Record);
-  Writer.AddSourceLocation(E->getRParenLoc(), Record);
-  Code = pch::EXPR_SHUFFLE_VECTOR;
-}
-
-void PCHStmtWriter::VisitBlockExpr(BlockExpr *E) {
-  VisitExpr(E);
-  Writer.AddDeclRef(E->getBlockDecl(), Record);
-  Record.push_back(E->hasBlockDeclRefExprs());
-  Code = pch::EXPR_BLOCK;
-}
-
-void PCHStmtWriter::VisitBlockDeclRefExpr(BlockDeclRefExpr *E) {
-  VisitExpr(E);
-  Writer.AddDeclRef(E->getDecl(), Record);
-  Writer.AddSourceLocation(E->getLocation(), Record);
-  Record.push_back(E->isByRef());
-  Record.push_back(E->isConstQualAdded());
-  Writer.AddStmt(E->getCopyConstructorExpr());
-  Code = pch::EXPR_BLOCK_DECL_REF;
-}
-
-//===----------------------------------------------------------------------===//
-// Objective-C Expressions and Statements.
-//===----------------------------------------------------------------------===//
-
-void PCHStmtWriter::VisitObjCStringLiteral(ObjCStringLiteral *E) {
-  VisitExpr(E);
-  Writer.AddStmt(E->getString());
-  Writer.AddSourceLocation(E->getAtLoc(), Record);
-  Code = pch::EXPR_OBJC_STRING_LITERAL;
-}
-
-void PCHStmtWriter::VisitObjCEncodeExpr(ObjCEncodeExpr *E) {
-  VisitExpr(E);
-  Writer.AddTypeSourceInfo(E->getEncodedTypeSourceInfo(), Record);
-  Writer.AddSourceLocation(E->getAtLoc(), Record);
-  Writer.AddSourceLocation(E->getRParenLoc(), Record);
-  Code = pch::EXPR_OBJC_ENCODE;
-}
-
-void PCHStmtWriter::VisitObjCSelectorExpr(ObjCSelectorExpr *E) {
-  VisitExpr(E);
-  Writer.AddSelectorRef(E->getSelector(), Record);
-  Writer.AddSourceLocation(E->getAtLoc(), Record);
-  Writer.AddSourceLocation(E->getRParenLoc(), Record);
-  Code = pch::EXPR_OBJC_SELECTOR_EXPR;
-}
-
-void PCHStmtWriter::VisitObjCProtocolExpr(ObjCProtocolExpr *E) {
-  VisitExpr(E);
-  Writer.AddDeclRef(E->getProtocol(), Record);
-  Writer.AddSourceLocation(E->getAtLoc(), Record);
-  Writer.AddSourceLocation(E->getRParenLoc(), Record);
-  Code = pch::EXPR_OBJC_PROTOCOL_EXPR;
-}
-
-void PCHStmtWriter::VisitObjCIvarRefExpr(ObjCIvarRefExpr *E) {
-  VisitExpr(E);
-  Writer.AddDeclRef(E->getDecl(), Record);
-  Writer.AddSourceLocation(E->getLocation(), Record);
-  Writer.AddStmt(E->getBase());
-  Record.push_back(E->isArrow());
-  Record.push_back(E->isFreeIvar());
-  Code = pch::EXPR_OBJC_IVAR_REF_EXPR;
-}
-
-void PCHStmtWriter::VisitObjCPropertyRefExpr(ObjCPropertyRefExpr *E) {
-  VisitExpr(E);
-  Writer.AddDeclRef(E->getProperty(), Record);
-  Writer.AddSourceLocation(E->getLocation(), Record);
-  Writer.AddStmt(E->getBase());
-  Code = pch::EXPR_OBJC_PROPERTY_REF_EXPR;
-}
-
-void PCHStmtWriter::VisitObjCImplicitSetterGetterRefExpr(
-                                  ObjCImplicitSetterGetterRefExpr *E) {
-  VisitExpr(E);
-  Writer.AddDeclRef(E->getGetterMethod(), Record);
-  Writer.AddDeclRef(E->getSetterMethod(), Record);
-
-  // NOTE: InterfaceDecl and Base are mutually exclusive.
-  Writer.AddDeclRef(E->getInterfaceDecl(), Record);
-  Writer.AddStmt(E->getBase());
-  Writer.AddSourceLocation(E->getLocation(), Record);
-  Writer.AddSourceLocation(E->getClassLoc(), Record);
-  Code = pch::EXPR_OBJC_KVC_REF_EXPR;
-}
-
-void PCHStmtWriter::VisitObjCMessageExpr(ObjCMessageExpr *E) {
-  VisitExpr(E);
-  Record.push_back(E->getNumArgs());
-  Record.push_back((unsigned)E->getReceiverKind()); // FIXME: stable encoding
-  switch (E->getReceiverKind()) {
-  case ObjCMessageExpr::Instance:
-    Writer.AddStmt(E->getInstanceReceiver());
-    break;
-
-  case ObjCMessageExpr::Class:
-    Writer.AddTypeSourceInfo(E->getClassReceiverTypeInfo(), Record);
-    break;
-
-  case ObjCMessageExpr::SuperClass:
-  case ObjCMessageExpr::SuperInstance:
-    Writer.AddTypeRef(E->getSuperType(), Record);
-    Writer.AddSourceLocation(E->getSuperLoc(), Record);
-    break;
-  }
-
-  if (E->getMethodDecl()) {
-    Record.push_back(1);
-    Writer.AddDeclRef(E->getMethodDecl(), Record);
-  } else {
-    Record.push_back(0);
-    Writer.AddSelectorRef(E->getSelector(), Record);    
-  }
-    
-  Writer.AddSourceLocation(E->getLeftLoc(), Record);
-  Writer.AddSourceLocation(E->getRightLoc(), Record);
-
-  for (CallExpr::arg_iterator Arg = E->arg_begin(), ArgEnd = E->arg_end();
-       Arg != ArgEnd; ++Arg)
-    Writer.AddStmt(*Arg);
-  Code = pch::EXPR_OBJC_MESSAGE_EXPR;
-}
-
-void PCHStmtWriter::VisitObjCSuperExpr(ObjCSuperExpr *E) {
-  VisitExpr(E);
-  Writer.AddSourceLocation(E->getLoc(), Record);
-  Code = pch::EXPR_OBJC_SUPER_EXPR;
-}
-
-void PCHStmtWriter::VisitObjCForCollectionStmt(ObjCForCollectionStmt *S) {
-  VisitStmt(S);
-  Writer.AddStmt(S->getElement());
-  Writer.AddStmt(S->getCollection());
-  Writer.AddStmt(S->getBody());
-  Writer.AddSourceLocation(S->getForLoc(), Record);
-  Writer.AddSourceLocation(S->getRParenLoc(), Record);
-  Code = pch::STMT_OBJC_FOR_COLLECTION;
-}
-
-void PCHStmtWriter::VisitObjCAtCatchStmt(ObjCAtCatchStmt *S) {
-  Writer.AddStmt(S->getCatchBody());
-  Writer.AddDeclRef(S->getCatchParamDecl(), Record);
-  Writer.AddSourceLocation(S->getAtCatchLoc(), Record);
-  Writer.AddSourceLocation(S->getRParenLoc(), Record);
-  Code = pch::STMT_OBJC_CATCH;
-}
-
-void PCHStmtWriter::VisitObjCAtFinallyStmt(ObjCAtFinallyStmt *S) {
-  Writer.AddStmt(S->getFinallyBody());
-  Writer.AddSourceLocation(S->getAtFinallyLoc(), Record);
-  Code = pch::STMT_OBJC_FINALLY;
-}
-
-void PCHStmtWriter::VisitObjCAtTryStmt(ObjCAtTryStmt *S) {
-  Record.push_back(S->getNumCatchStmts());
-  Record.push_back(S->getFinallyStmt() != 0);
-  Writer.AddStmt(S->getTryBody());
-  for (unsigned I = 0, N = S->getNumCatchStmts(); I != N; ++I)
-    Writer.AddStmt(S->getCatchStmt(I));
-  if (S->getFinallyStmt())
-    Writer.AddStmt(S->getFinallyStmt());
-  Writer.AddSourceLocation(S->getAtTryLoc(), Record);
-  Code = pch::STMT_OBJC_AT_TRY;
-}
-
-void PCHStmtWriter::VisitObjCAtSynchronizedStmt(ObjCAtSynchronizedStmt *S) {
-  Writer.AddStmt(S->getSynchExpr());
-  Writer.AddStmt(S->getSynchBody());
-  Writer.AddSourceLocation(S->getAtSynchronizedLoc(), Record);
-  Code = pch::STMT_OBJC_AT_SYNCHRONIZED;
-}
-
-void PCHStmtWriter::VisitObjCAtThrowStmt(ObjCAtThrowStmt *S) {
-  Writer.AddStmt(S->getThrowExpr());
-  Writer.AddSourceLocation(S->getThrowLoc(), Record);
-  Code = pch::STMT_OBJC_AT_THROW;
-}
-
-//===----------------------------------------------------------------------===//
-// C++ Expressions and Statements.
-//===----------------------------------------------------------------------===//
-
-void PCHStmtWriter::VisitCXXCatchStmt(CXXCatchStmt *S) {
-  VisitStmt(S);
-  Writer.AddSourceLocation(S->getCatchLoc(), Record);
-  Writer.AddDeclRef(S->getExceptionDecl(), Record);
-  Writer.AddStmt(S->getHandlerBlock());
-  Code = pch::STMT_CXX_CATCH;
-}
-
-void PCHStmtWriter::VisitCXXTryStmt(CXXTryStmt *S) {
-  VisitStmt(S);
-  Record.push_back(S->getNumHandlers());
-  Writer.AddSourceLocation(S->getTryLoc(), Record);
-  Writer.AddStmt(S->getTryBlock());
-  for (unsigned i = 0, e = S->getNumHandlers(); i != e; ++i)
-    Writer.AddStmt(S->getHandler(i));
-  Code = pch::STMT_CXX_TRY;
-}
-
-void PCHStmtWriter::VisitCXXOperatorCallExpr(CXXOperatorCallExpr *E) {
-  VisitCallExpr(E);
-  Record.push_back(E->getOperator());
-  Code = pch::EXPR_CXX_OPERATOR_CALL;
-}
-
-void PCHStmtWriter::VisitCXXMemberCallExpr(CXXMemberCallExpr *E) {
-  VisitCallExpr(E);
-  Code = pch::EXPR_CXX_MEMBER_CALL;
-}
-
-void PCHStmtWriter::VisitCXXConstructExpr(CXXConstructExpr *E) {
-  VisitExpr(E);
-  Record.push_back(E->getNumArgs());
-  for (unsigned I = 0, N = E->getNumArgs(); I != N; ++I)
-    Writer.AddStmt(E->getArg(I));
-  Writer.AddDeclRef(E->getConstructor(), Record);
-  Writer.AddSourceLocation(E->getLocation(), Record);
-  Record.push_back(E->isElidable());
-  Record.push_back(E->requiresZeroInitialization());
-  Record.push_back(E->getConstructionKind()); // FIXME: stable encoding
-  Code = pch::EXPR_CXX_CONSTRUCT;
-}
-
-void PCHStmtWriter::VisitCXXTemporaryObjectExpr(CXXTemporaryObjectExpr *E) {
-  VisitCXXConstructExpr(E);
-  Writer.AddSourceLocation(E->getTypeBeginLoc(), Record);
-  Writer.AddSourceLocation(E->getRParenLoc(), Record);
-  Code = pch::EXPR_