diff options
Diffstat (limited to 'contrib/llvm/tools/clang/lib/Frontend/PCHReaderStmt.cpp')
| -rw-r--r-- | contrib/llvm/tools/clang/lib/Frontend/PCHReaderStmt.cpp | 1727 |
1 files changed, 0 insertions, 1727 deletions
diff --git a/contrib/llvm/tools/clang/lib/Frontend/PCHReaderStmt.cpp b/contrib/llvm/tools/clang/lib/Frontend/PCHReaderStmt.cpp deleted file mode 100644 index ace62d7..0000000 --- a/contrib/llvm/tools/clang/lib/Frontend/PCHReaderStmt.cpp +++ /dev/null @@ -1,1727 +0,0 @@ -//===--- PCHReaderStmt.cpp - Stmt/Expr Deserialization ----------*- C++ -*-===// -// -// The LLVM Compiler Infrastructure -// -// This file is distributed under the University of Illinois Open Source -// License. See LICENSE.TXT for details. -// -//===----------------------------------------------------------------------===// -// -// Statement/expression deserialization. This implements the -// PCHReader::ReadStmt method. -// -//===----------------------------------------------------------------------===// - -#include "clang/Frontend/PCHReader.h" -#include "clang/AST/DeclCXX.h" -#include "clang/AST/StmtVisitor.h" -using namespace clang; - -namespace clang { - - class PCHStmtReader : public StmtVisitor<PCHStmtReader> { - PCHReader &Reader; - const PCHReader::RecordData &Record; - unsigned &Idx; - - public: - PCHStmtReader(PCHReader &Reader, const PCHReader::RecordData &Record, - unsigned &Idx) - : Reader(Reader), Record(Record), Idx(Idx) { } - - /// \brief The number of record fields required for the Stmt class - /// itself. - static const unsigned NumStmtFields = 0; - - /// \brief The number of record fields required for the Expr class - /// itself. - static const unsigned NumExprFields = NumStmtFields + 3; - - /// \brief Read and initialize a ExplicitTemplateArgumentList structure. - void ReadExplicitTemplateArgumentList(ExplicitTemplateArgumentList &ArgList, - unsigned NumTemplateArgs); - - 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); - 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); - - void VisitObjCForCollectionStmt(ObjCForCollectionStmt *); - void VisitObjCAtCatchStmt(ObjCAtCatchStmt *); - void VisitObjCAtFinallyStmt(ObjCAtFinallyStmt *); - void VisitObjCAtTryStmt(ObjCAtTryStmt *); - void VisitObjCAtSynchronizedStmt(ObjCAtSynchronizedStmt *); - void VisitObjCAtThrowStmt(ObjCAtThrowStmt *); - - void VisitCXXOperatorCallExpr(CXXOperatorCallExpr *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 PCHStmtReader:: -ReadExplicitTemplateArgumentList(ExplicitTemplateArgumentList &ArgList, - unsigned NumTemplateArgs) { - TemplateArgumentListInfo ArgInfo; - ArgInfo.setLAngleLoc(Reader.ReadSourceLocation(Record, Idx)); - ArgInfo.setRAngleLoc(Reader.ReadSourceLocation(Record, Idx)); - for (unsigned i = 0; i != NumTemplateArgs; ++i) - ArgInfo.addArgument(Reader.ReadTemplateArgumentLoc(Record, Idx)); - ArgList.initializeFrom(ArgInfo); -} - -void PCHStmtReader::VisitStmt(Stmt *S) { - assert(Idx == NumStmtFields && "Incorrect statement field count"); -} - -void PCHStmtReader::VisitNullStmt(NullStmt *S) { - VisitStmt(S); - S->setSemiLoc(SourceLocation::getFromRawEncoding(Record[Idx++])); -} - -void PCHStmtReader::VisitCompoundStmt(CompoundStmt *S) { - VisitStmt(S); - llvm::SmallVector<Stmt *, 16> Stmts; - unsigned NumStmts = Record[Idx++]; - while (NumStmts--) - Stmts.push_back(Reader.ReadSubStmt()); - S->setStmts(*Reader.getContext(), Stmts.data(), Stmts.size()); - S->setLBracLoc(SourceLocation::getFromRawEncoding(Record[Idx++])); - S->setRBracLoc(SourceLocation::getFromRawEncoding(Record[Idx++])); -} - -void PCHStmtReader::VisitSwitchCase(SwitchCase *S) { - VisitStmt(S); - Reader.RecordSwitchCaseID(S, Record[Idx++]); -} - -void PCHStmtReader::VisitCaseStmt(CaseStmt *S) { - VisitSwitchCase(S); - S->setLHS(Reader.ReadSubExpr()); - S->setRHS(Reader.ReadSubExpr()); - S->setSubStmt(Reader.ReadSubStmt()); - S->setCaseLoc(SourceLocation::getFromRawEncoding(Record[Idx++])); - S->setEllipsisLoc(SourceLocation::getFromRawEncoding(Record[Idx++])); - S->setColonLoc(SourceLocation::getFromRawEncoding(Record[Idx++])); -} - -void PCHStmtReader::VisitDefaultStmt(DefaultStmt *S) { - VisitSwitchCase(S); - S->setSubStmt(Reader.ReadSubStmt()); - S->setDefaultLoc(SourceLocation::getFromRawEncoding(Record[Idx++])); - S->setColonLoc(SourceLocation::getFromRawEncoding(Record[Idx++])); -} - -void PCHStmtReader::VisitLabelStmt(LabelStmt *S) { - VisitStmt(S); - S->setID(Reader.GetIdentifierInfo(Record, Idx)); - S->setSubStmt(Reader.ReadSubStmt()); - S->setIdentLoc(SourceLocation::getFromRawEncoding(Record[Idx++])); - Reader.RecordLabelStmt(S, Record[Idx++]); -} - -void PCHStmtReader::VisitIfStmt(IfStmt *S) { - VisitStmt(S); - S->setConditionVariable(*Reader.getContext(), - cast_or_null<VarDecl>(Reader.GetDecl(Record[Idx++]))); - S->setCond(Reader.ReadSubExpr()); - S->setThen(Reader.ReadSubStmt()); - S->setElse(Reader.ReadSubStmt()); - S->setIfLoc(SourceLocation::getFromRawEncoding(Record[Idx++])); - S->setElseLoc(SourceLocation::getFromRawEncoding(Record[Idx++])); -} - -void PCHStmtReader::VisitSwitchStmt(SwitchStmt *S) { - VisitStmt(S); - S->setConditionVariable(*Reader.getContext(), - cast_or_null<VarDecl>(Reader.GetDecl(Record[Idx++]))); - S->setCond(Reader.ReadSubExpr()); - S->setBody(Reader.ReadSubStmt()); - S->setSwitchLoc(SourceLocation::getFromRawEncoding(Record[Idx++])); - SwitchCase *PrevSC = 0; - for (unsigned N = Record.size(); Idx != N; ++Idx) { - SwitchCase *SC = Reader.getSwitchCaseWithID(Record[Idx]); - if (PrevSC) - PrevSC->setNextSwitchCase(SC); - else - S->setSwitchCaseList(SC); - - // Retain this SwitchCase, since SwitchStmt::addSwitchCase() would - // normally retain it (but we aren't calling addSwitchCase). - SC->Retain(); - PrevSC = SC; - } -} - -void PCHStmtReader::VisitWhileStmt(WhileStmt *S) { - VisitStmt(S); - S->setConditionVariable(*Reader.getContext(), - cast_or_null<VarDecl>(Reader.GetDecl(Record[Idx++]))); - S->setCond(Reader.ReadSubExpr()); - S->setBody(Reader.ReadSubStmt()); - S->setWhileLoc(SourceLocation::getFromRawEncoding(Record[Idx++])); -} - -void PCHStmtReader::VisitDoStmt(DoStmt *S) { - VisitStmt(S); - S->setCond(Reader.ReadSubExpr()); - S->setBody(Reader.ReadSubStmt()); - S->setDoLoc(SourceLocation::getFromRawEncoding(Record[Idx++])); - S->setWhileLoc(SourceLocation::getFromRawEncoding(Record[Idx++])); - S->setRParenLoc(SourceLocation::getFromRawEncoding(Record[Idx++])); -} - -void PCHStmtReader::VisitForStmt(ForStmt *S) { - VisitStmt(S); - S->setInit(Reader.ReadSubStmt()); - S->setCond(Reader.ReadSubExpr()); - S->setConditionVariable(*Reader.getContext(), - cast_or_null<VarDecl>(Reader.GetDecl(Record[Idx++]))); - S->setInc(Reader.ReadSubExpr()); - S->setBody(Reader.ReadSubStmt()); - S->setForLoc(SourceLocation::getFromRawEncoding(Record[Idx++])); - S->setLParenLoc(SourceLocation::getFromRawEncoding(Record[Idx++])); - S->setRParenLoc(SourceLocation::getFromRawEncoding(Record[Idx++])); -} - -void PCHStmtReader::VisitGotoStmt(GotoStmt *S) { - VisitStmt(S); - Reader.SetLabelOf(S, Record[Idx++]); - S->setGotoLoc(SourceLocation::getFromRawEncoding(Record[Idx++])); - S->setLabelLoc(SourceLocation::getFromRawEncoding(Record[Idx++])); -} - -void PCHStmtReader::VisitIndirectGotoStmt(IndirectGotoStmt *S) { - VisitStmt(S); - S->setGotoLoc(SourceLocation::getFromRawEncoding(Record[Idx++])); - S->setStarLoc(SourceLocation::getFromRawEncoding(Record[Idx++])); - S->setTarget(Reader.ReadSubExpr()); -} - -void PCHStmtReader::VisitContinueStmt(ContinueStmt *S) { - VisitStmt(S); - S->setContinueLoc(SourceLocation::getFromRawEncoding(Record[Idx++])); -} - -void PCHStmtReader::VisitBreakStmt(BreakStmt *S) { - VisitStmt(S); - S->setBreakLoc(SourceLocation::getFromRawEncoding(Record[Idx++])); -} - -void PCHStmtReader::VisitReturnStmt(ReturnStmt *S) { - VisitStmt(S); - S->setRetValue(Reader.ReadSubExpr()); - S->setReturnLoc(SourceLocation::getFromRawEncoding(Record[Idx++])); - S->setNRVOCandidate(cast_or_null<VarDecl>(Reader.GetDecl(Record[Idx++]))); -} - -void PCHStmtReader::VisitDeclStmt(DeclStmt *S) { - VisitStmt(S); - S->setStartLoc(SourceLocation::getFromRawEncoding(Record[Idx++])); - S->setEndLoc(SourceLocation::getFromRawEncoding(Record[Idx++])); - - if (Idx + 1 == Record.size()) { - // Single declaration - S->setDeclGroup(DeclGroupRef(Reader.GetDecl(Record[Idx++]))); - } else { - llvm::SmallVector<Decl *, 16> Decls; - Decls.reserve(Record.size() - Idx); - for (unsigned N = Record.size(); Idx != N; ++Idx) - Decls.push_back(Reader.GetDecl(Record[Idx])); - S->setDeclGroup(DeclGroupRef(DeclGroup::Create(*Reader.getContext(), - Decls.data(), - Decls.size()))); - } -} - -void PCHStmtReader::VisitAsmStmt(AsmStmt *S) { - VisitStmt(S); - unsigned NumOutputs = Record[Idx++]; - unsigned NumInputs = Record[Idx++]; - unsigned NumClobbers = Record[Idx++]; - S->setAsmLoc(SourceLocation::getFromRawEncoding(Record[Idx++])); - S->setRParenLoc(SourceLocation::getFromRawEncoding(Record[Idx++])); - S->setVolatile(Record[Idx++]); - S->setSimple(Record[Idx++]); - S->setMSAsm(Record[Idx++]); - - S->setAsmString(cast_or_null<StringLiteral>(Reader.ReadSubStmt())); - - // Outputs and inputs - llvm::SmallVector<IdentifierInfo *, 16> Names; - llvm::SmallVector<StringLiteral*, 16> Constraints; - llvm::SmallVector<Stmt*, 16> Exprs; - for (unsigned I = 0, N = NumOutputs + NumInputs; I != N; ++I) { - Names.push_back(Reader.GetIdentifierInfo(Record, Idx)); - Constraints.push_back(cast_or_null<StringLiteral>(Reader.ReadSubStmt())); - Exprs.push_back(Reader.ReadSubStmt()); - } - - // Constraints - llvm::SmallVector<StringLiteral*, 16> Clobbers; - for (unsigned I = 0; I != NumClobbers; ++I) - Clobbers.push_back(cast_or_null<StringLiteral>(Reader.ReadSubStmt())); - - S->setOutputsAndInputsAndClobbers(*Reader.getContext(), - Names.data(), Constraints.data(), - Exprs.data(), NumOutputs, NumInputs, - Clobbers.data(), NumClobbers); -} - -void PCHStmtReader::VisitExpr(Expr *E) { - VisitStmt(E); - E->setType(Reader.GetType(Record[Idx++])); - E->setTypeDependent(Record[Idx++]); - E->setValueDependent(Record[Idx++]); - assert(Idx == NumExprFields && "Incorrect expression field count"); -} - -void PCHStmtReader::VisitPredefinedExpr(PredefinedExpr *E) { - VisitExpr(E); - E->setLocation(SourceLocation::getFromRawEncoding(Record[Idx++])); - E->setIdentType((PredefinedExpr::IdentType)Record[Idx++]); -} - -void PCHStmtReader::VisitDeclRefExpr(DeclRefExpr *E) { - VisitExpr(E); - - bool HasQualifier = Record[Idx++]; - unsigned NumTemplateArgs = Record[Idx++]; - - E->DecoratedD.setInt((HasQualifier? DeclRefExpr::HasQualifierFlag : 0) | - (NumTemplateArgs ? DeclRefExpr::HasExplicitTemplateArgumentListFlag : 0)); - - if (HasQualifier) { - E->getNameQualifier()->NNS = Reader.ReadNestedNameSpecifier(Record, Idx); - E->getNameQualifier()->Range = Reader.ReadSourceRange(Record, Idx); - } - - if (NumTemplateArgs) - ReadExplicitTemplateArgumentList(*E->getExplicitTemplateArgumentList(), - NumTemplateArgs); - - E->setDecl(cast<ValueDecl>(Reader.GetDecl(Record[Idx++]))); - E->setLocation(Reader.ReadSourceLocation(Record, Idx)); -} - -void PCHStmtReader::VisitIntegerLiteral(IntegerLiteral *E) { - VisitExpr(E); - E->setLocation(SourceLocation::getFromRawEncoding(Record[Idx++])); - E->setValue(Reader.ReadAPInt(Record, Idx)); -} - -void PCHStmtReader::VisitFloatingLiteral(FloatingLiteral *E) { - VisitExpr(E); - E->setValue(Reader.ReadAPFloat(Record, Idx)); - E->setExact(Record[Idx++]); - E->setLocation(SourceLocation::getFromRawEncoding(Record[Idx++])); -} - -void PCHStmtReader::VisitImaginaryLiteral(ImaginaryLiteral *E) { - VisitExpr(E); - E->setSubExpr(Reader.ReadSubExpr()); -} - -void PCHStmtReader::VisitStringLiteral(StringLiteral *E) { - VisitExpr(E); - unsigned Len = Record[Idx++]; - assert(Record[Idx] == E->getNumConcatenated() && - "Wrong number of concatenated tokens!"); - ++Idx; - E->setWide(Record[Idx++]); - - // Read string data - llvm::SmallString<16> Str(&Record[Idx], &Record[Idx] + Len); - E->setString(*Reader.getContext(), Str.str()); - Idx += Len; - - // Read source locations - for (unsigned I = 0, N = E->getNumConcatenated(); I != N; ++I) - E->setStrTokenLoc(I, SourceLocation::getFromRawEncoding(Record[Idx++])); -} - -void PCHStmtReader::VisitCharacterLiteral(CharacterLiteral *E) { - VisitExpr(E); - E->setValue(Record[Idx++]); - E->setLocation(SourceLocation::getFromRawEncoding(Record[Idx++])); - E->setWide(Record[Idx++]); -} - -void PCHStmtReader::VisitParenExpr(ParenExpr *E) { - VisitExpr(E); - E->setLParen(SourceLocation::getFromRawEncoding(Record[Idx++])); - E->setRParen(SourceLocation::getFromRawEncoding(Record[Idx++])); - E->setSubExpr(Reader.ReadSubExpr()); -} - -void PCHStmtReader::VisitParenListExpr(ParenListExpr *E) { - VisitExpr(E); - unsigned NumExprs = Record[Idx++]; - E->Exprs = new (*Reader.getContext()) Stmt*[NumExprs]; - for (unsigned i = 0; i != NumExprs; ++i) - E->Exprs[i] = Reader.ReadSubStmt(); - E->NumExprs = NumExprs; - E->LParenLoc = Reader.ReadSourceLocation(Record, Idx); - E->RParenLoc = Reader.ReadSourceLocation(Record, Idx); -} - -void PCHStmtReader::VisitUnaryOperator(UnaryOperator *E) { - VisitExpr(E); - E->setSubExpr(Reader.ReadSubExpr()); - E->setOpcode((UnaryOperator::Opcode)Record[Idx++]); - E->setOperatorLoc(SourceLocation::getFromRawEncoding(Record[Idx++])); -} - -void PCHStmtReader::VisitOffsetOfExpr(OffsetOfExpr *E) { - typedef OffsetOfExpr::OffsetOfNode Node; - VisitExpr(E); - assert(E->getNumComponents() == Record[Idx]); - ++Idx; - assert(E->getNumExpressions() == Record[Idx]); - ++Idx; - E->setOperatorLoc(SourceLocation::getFromRawEncoding(Record[Idx++])); - E->setRParenLoc(SourceLocation::getFromRawEncoding(Record[Idx++])); - E->setTypeSourceInfo(Reader.GetTypeSourceInfo(Record, Idx)); - for (unsigned I = 0, N = E->getNumComponents(); I != N; ++I) { - Node::Kind Kind = static_cast<Node::Kind>(Record[Idx++]); - SourceLocation Start = SourceLocation::getFromRawEncoding(Record[Idx++]); - SourceLocation End = SourceLocation::getFromRawEncoding(Record[Idx++]); - switch (Kind) { - case Node::Array: - E->setComponent(I, Node(Start, Record[Idx++], End)); - break; - - case Node::Field: - E->setComponent(I, - Node(Start, - dyn_cast_or_null<FieldDecl>(Reader.GetDecl(Record[Idx++])), - End)); - break; - - case Node::Identifier: - E->setComponent(I, Node(Start, Reader.GetIdentifier(Record[Idx++]), End)); - break; - - case Node::Base: - // FIXME: Implement this! - llvm_unreachable("PCH for offsetof(base-specifier) not implemented"); - break; - } - } - - for (unsigned I = 0, N = E->getNumExpressions(); I != N; ++I) - E->setIndexExpr(I, Reader.ReadSubExpr()); -} - -void PCHStmtReader::VisitSizeOfAlignOfExpr(SizeOfAlignOfExpr *E) { - VisitExpr(E); - E->setSizeof(Record[Idx++]); - if (Record[Idx] == 0) { - E->setArgument(Reader.ReadSubExpr()); - ++Idx; - } else { - E->setArgument(Reader.GetTypeSourceInfo(Record, Idx)); - } - E->setOperatorLoc(SourceLocation::getFromRawEncoding(Record[Idx++])); - E->setRParenLoc(SourceLocation::getFromRawEncoding(Record[Idx++])); -} - -void PCHStmtReader::VisitArraySubscriptExpr(ArraySubscriptExpr *E) { - VisitExpr(E); - E->setLHS(Reader.ReadSubExpr()); - E->setRHS(Reader.ReadSubExpr()); - E->setRBracketLoc(SourceLocation::getFromRawEncoding(Record[Idx++])); -} - -void PCHStmtReader::VisitCallExpr(CallExpr *E) { - VisitExpr(E); - E->setNumArgs(*Reader.getContext(), Record[Idx++]); - E->setRParenLoc(SourceLocation::getFromRawEncoding(Record[Idx++])); - E->setCallee(Reader.ReadSubExpr()); - for (unsigned I = 0, N = E->getNumArgs(); I != N; ++I) - E->setArg(I, Reader.ReadSubExpr()); -} - -void PCHStmtReader::VisitMemberExpr(MemberExpr *E) { - // Don't call VisitExpr, this is fully initialized at creation. - assert(E->getStmtClass() == Stmt::MemberExprClass && - "It's a subclass, we must advance Idx!"); -} - -void PCHStmtReader::VisitObjCIsaExpr(ObjCIsaExpr *E) { - VisitExpr(E); - E->setBase(Reader.ReadSubExpr()); - E->setIsaMemberLoc(SourceLocation::getFromRawEncoding(Record[Idx++])); - E->setArrow(Record[Idx++]); -} - -void PCHStmtReader::VisitCastExpr(CastExpr *E) { - VisitExpr(E); - E->setSubExpr(Reader.ReadSubExpr()); - E->setCastKind((CastExpr::CastKind)Record[Idx++]); - CXXBaseSpecifierArray &BasePath = E->getBasePath(); - unsigned NumBaseSpecs = Record[Idx++]; - while (NumBaseSpecs--) { - // FIXME: These gets leaked. - CXXBaseSpecifier *BaseSpec = new (*Reader.getContext()) CXXBaseSpecifier; - *BaseSpec = Reader.ReadCXXBaseSpecifier(Record, Idx); - BasePath.push_back(BaseSpec); - } -} - -void PCHStmtReader::VisitBinaryOperator(BinaryOperator *E) { - VisitExpr(E); - E->setLHS(Reader.ReadSubExpr()); - E->setRHS(Reader.ReadSubExpr()); - E->setOpcode((BinaryOperator::Opcode)Record[Idx++]); - E->setOperatorLoc(SourceLocation::getFromRawEncoding(Record[Idx++])); -} - -void PCHStmtReader::VisitCompoundAssignOperator(CompoundAssignOperator *E) { - VisitBinaryOperator(E); - E->setComputationLHSType(Reader.GetType(Record[Idx++])); - E->setComputationResultType(Reader.GetType(Record[Idx++])); -} - -void PCHStmtReader::VisitConditionalOperator(ConditionalOperator *E) { - VisitExpr(E); - E->setCond(Reader.ReadSubExpr()); - E->setLHS(Reader.ReadSubExpr()); - E->setRHS(Reader.ReadSubExpr()); - E->setQuestionLoc(SourceLocation::getFromRawEncoding(Record[Idx++])); - E->setColonLoc(SourceLocation::getFromRawEncoding(Record[Idx++])); -} - -void PCHStmtReader::VisitImplicitCastExpr(ImplicitCastExpr *E) { - VisitCastExpr(E); - E->setLvalueCast(Record[Idx++]); -} - -void PCHStmtReader::VisitExplicitCastExpr(ExplicitCastExpr *E) { - VisitCastExpr(E); - E->setTypeInfoAsWritten(Reader.GetTypeSourceInfo(Record, Idx)); -} - -void PCHStmtReader::VisitCStyleCastExpr(CStyleCastExpr *E) { - VisitExplicitCastExpr(E); - E->setLParenLoc(SourceLocation::getFromRawEncoding(Record[Idx++])); - E->setRParenLoc(SourceLocation::getFromRawEncoding(Record[Idx++])); -} - -void PCHStmtReader::VisitCompoundLiteralExpr(CompoundLiteralExpr *E) { - VisitExpr(E); - E->setLParenLoc(SourceLocation::getFromRawEncoding(Record[Idx++])); - E->setTypeSourceInfo(Reader.GetTypeSourceInfo(Record, Idx)); - E->setInitializer(Reader.ReadSubExpr()); - E->setFileScope(Record[Idx++]); -} - -void PCHStmtReader::VisitExtVectorElementExpr(ExtVectorElementExpr *E) { - VisitExpr(E); - E->setBase(Reader.ReadSubExpr()); - E->setAccessor(Reader.GetIdentifierInfo(Record, Idx)); - E->setAccessorLoc(SourceLocation::getFromRawEncoding(Record[Idx++])); -} - -void PCHStmtReader::VisitInitListExpr(InitListExpr *E) { - VisitExpr(E); - unsigned NumInits = Record[Idx++]; - E->reserveInits(*Reader.getContext(), NumInits); - for (unsigned I = 0; I != NumInits; ++I) - E->updateInit(*Reader.getContext(), I, Reader.ReadSubExpr()); - E->setSyntacticForm(cast_or_null<InitListExpr>(Reader.ReadSubStmt())); - E->setLBraceLoc(SourceLocation::getFromRawEncoding(Record[Idx++])); - E->setRBraceLoc(SourceLocation::getFromRawEncoding(Record[Idx++])); - E->setInitializedFieldInUnion( - cast_or_null<FieldDecl>(Reader.GetDecl(Record[Idx++]))); - E->sawArrayRangeDesignator(Record[Idx++]); -} - -void PCHStmtReader::VisitDesignatedInitExpr(DesignatedInitExpr *E) { - typedef DesignatedInitExpr::Designator Designator; - - VisitExpr(E); - unsigned NumSubExprs = Record[Idx++]; - assert(NumSubExprs == E->getNumSubExprs() && "Wrong number of subexprs"); - for (unsigned I = 0; I != NumSubExprs; ++I) - E->setSubExpr(I, Reader.ReadSubExpr()); - E->setEqualOrColonLoc(SourceLocation::getFromRawEncoding(Record[Idx++])); - E->setGNUSyntax(Record[Idx++]); - - llvm::SmallVector<Designator, 4> Designators; - while (Idx < Record.size()) { - switch ((pch::DesignatorTypes)Record[Idx++]) { - case pch::DESIG_FIELD_DECL: { - FieldDecl *Field = cast<FieldDecl>(Reader.GetDecl(Record[Idx++])); - SourceLocation DotLoc - = SourceLocation::getFromRawEncoding(Record[Idx++]); - SourceLocation FieldLoc - = SourceLocation::getFromRawEncoding(Record[Idx++]); - Designators.push_back(Designator(Field->getIdentifier(), DotLoc, - FieldLoc)); - Designators.back().setField(Field); - break; - } - - case pch::DESIG_FIELD_NAME: { - const IdentifierInfo *Name = Reader.GetIdentifierInfo(Record, Idx); - SourceLocation DotLoc - = SourceLocation::getFromRawEncoding(Record[Idx++]); - SourceLocation FieldLoc - = SourceLocation::getFromRawEncoding(Record[Idx++]); - Designators.push_back(Designator(Name, DotLoc, FieldLoc)); - break; - } - - case pch::DESIG_ARRAY: { - unsigned Index = Record[Idx++]; - SourceLocation LBracketLoc - = SourceLocation::getFromRawEncoding(Record[Idx++]); - SourceLocation RBracketLoc - = SourceLocation::getFromRawEncoding(Record[Idx++]); - Designators.push_back(Designator(Index, LBracketLoc, RBracketLoc)); - break; - } - - case pch::DESIG_ARRAY_RANGE: { - unsigned Index = Record[Idx++]; - SourceLocation LBracketLoc - = SourceLocation::getFromRawEncoding(Record[Idx++]); - SourceLocation EllipsisLoc - = SourceLocation::getFromRawEncoding(Record[Idx++]); - SourceLocation RBracketLoc - = SourceLocation::getFromRawEncoding(Record[Idx++]); - Designators.push_back(Designator(Index, LBracketLoc, EllipsisLoc, - RBracketLoc)); - break; - } - } - } - E->setDesignators(*Reader.getContext(), - Designators.data(), Designators.size()); -} - -void PCHStmtReader::VisitImplicitValueInitExpr(ImplicitValueInitExpr *E) { - VisitExpr(E); -} - -void PCHStmtReader::VisitVAArgExpr(VAArgExpr *E) { - VisitExpr(E); - E->setSubExpr(Reader.ReadSubExpr()); - E->setBuiltinLoc(SourceLocation::getFromRawEncoding(Record[Idx++])); - E->setRParenLoc(SourceLocation::getFromRawEncoding(Record[Idx++])); -} - -void PCHStmtReader::VisitAddrLabelExpr(AddrLabelExpr *E) { - VisitExpr(E); - E->setAmpAmpLoc(SourceLocation::getFromRawEncoding(Record[Idx++])); - E->setLabelLoc(SourceLocation::getFromRawEncoding(Record[Idx++])); - Reader.SetLabelOf(E, Record[Idx++]); -} - -void PCHStmtReader::VisitStmtExpr(StmtExpr *E) { - VisitExpr(E); - E->setLParenLoc(SourceLocation::getFromRawEncoding(Record[Idx++])); - E->setRParenLoc(SourceLocation::getFromRawEncoding(Record[Idx++])); - E->setSubStmt(cast_or_null<CompoundStmt>(Reader.ReadSubStmt())); -} - -void PCHStmtReader::VisitTypesCompatibleExpr(TypesCompatibleExpr *E) { - VisitExpr(E); - E->setArgType1(Reader.GetType(Record[Idx++])); - E->setArgType2(Reader.GetType(Record[Idx++])); - E->setBuiltinLoc(SourceLocation::getFromRawEncoding(Record[Idx++])); - E->setRParenLoc(SourceLocation::getFromRawEncoding(Record[Idx++])); -} - -void PCHStmtReader::VisitChooseExpr(ChooseExpr *E) { - VisitExpr(E); - E->setCond(Reader.ReadSubExpr()); - E->setLHS(Reader.ReadSubExpr()); - E->setRHS(Reader.ReadSubExpr()); - E->setBuiltinLoc(SourceLocation::getFromRawEncoding(Record[Idx++])); - E->setRParenLoc(SourceLocation::getFromRawEncoding(Record[Idx++])); -} - -void PCHStmtReader::VisitGNUNullExpr(GNUNullExpr *E) { - VisitExpr(E); - E->setTokenLocation(SourceLocation::getFromRawEncoding(Record[Idx++])); -} - -void PCHStmtReader::VisitShuffleVectorExpr(ShuffleVectorExpr *E) { - VisitExpr(E); - llvm::SmallVector<Expr *, 16> Exprs; - unsigned NumExprs = Record[Idx++]; - while (NumExprs--) - Exprs.push_back(Reader.ReadSubExpr()); - E->setExprs(*Reader.getContext(), Exprs.data(), Exprs.size()); - E->setBuiltinLoc(SourceLocation::getFromRawEncoding(Record[Idx++])); - E->setRParenLoc(SourceLocation::getFromRawEncoding(Record[Idx++])); -} - -void PCHStmtReader::VisitBlockExpr(BlockExpr *E) { - VisitExpr(E); - E->setBlockDecl(cast_or_null<BlockDecl>(Reader.GetDecl(Record[Idx++]))); - E->setHasBlockDeclRefExprs(Record[Idx++]); -} - -void PCHStmtReader::VisitBlockDeclRefExpr(BlockDeclRefExpr *E) { - VisitExpr(E); - E->setDecl(cast<ValueDecl>(Reader.GetDecl(Record[Idx++]))); - E->setLocation(SourceLocation::getFromRawEncoding(Record[Idx++])); - E->setByRef(Record[Idx++]); - E->setConstQualAdded(Record[Idx++]); - E->setCopyConstructorExpr(Reader.ReadSubExpr()); -} - -//===----------------------------------------------------------------------===// -// Objective-C Expressions and Statements - -void PCHStmtReader::VisitObjCStringLiteral(ObjCStringLiteral *E) { - VisitExpr(E); - E->setString(cast<StringLiteral>(Reader.ReadSubStmt())); - E->setAtLoc(SourceLocation::getFromRawEncoding(Record[Idx++])); -} - -void PCHStmtReader::VisitObjCEncodeExpr(ObjCEncodeExpr *E) { - VisitExpr(E); - E->setEncodedTypeSourceInfo(Reader.GetTypeSourceInfo(Record, Idx)); - E->setAtLoc(SourceLocation::getFromRawEncoding(Record[Idx++])); - E->setRParenLoc(SourceLocation::getFromRawEncoding(Record[Idx++])); -} - -void PCHStmtReader::VisitObjCSelectorExpr(ObjCSelectorExpr *E) { - VisitExpr(E); - E->setSelector(Reader.GetSelector(Record, Idx)); - E->setAtLoc(SourceLocation::getFromRawEncoding(Record[Idx++])); - E->setRParenLoc(SourceLocation::getFromRawEncoding(Record[Idx++])); -} - -void PCHStmtReader::VisitObjCProtocolExpr(ObjCProtocolExpr *E) { - VisitExpr(E); - E->setProtocol(cast<ObjCProtocolDecl>(Reader.GetDecl(Record[Idx++]))); - E->setAtLoc(SourceLocation::getFromRawEncoding(Record[Idx++])); - E->setRParenLoc(SourceLocation::getFromRawEncoding(Record[Idx++])); -} - -void PCHStmtReader::VisitObjCIvarRefExpr(ObjCIvarRefExpr *E) { - VisitExpr(E); - E->setDecl(cast<ObjCIvarDecl>(Reader.GetDecl(Record[Idx++]))); - E->setLocation(SourceLocation::getFromRawEncoding(Record[Idx++])); - E->setBase(Reader.ReadSubExpr()); - E->setIsArrow(Record[Idx++]); - E->setIsFreeIvar(Record[Idx++]); -} - -void PCHStmtReader::VisitObjCPropertyRefExpr(ObjCPropertyRefExpr *E) { - VisitExpr(E); - E->setProperty(cast<ObjCPropertyDecl>(Reader.GetDecl(Record[Idx++]))); - E->setLocation(SourceLocation::getFromRawEncoding(Record[Idx++])); - E->setBase(Reader.ReadSubExpr()); -} - -void PCHStmtReader::VisitObjCImplicitSetterGetterRefExpr( - ObjCImplicitSetterGetterRefExpr *E) { - VisitExpr(E); - E->setGetterMethod( - cast_or_null<ObjCMethodDecl>(Reader.GetDecl(Record[Idx++]))); - E->setSetterMethod( - cast_or_null<ObjCMethodDecl>(Reader.GetDecl(Record[Idx++]))); - E->setInterfaceDecl( - cast_or_null<ObjCInterfaceDecl>(Reader.GetDecl(Record[Idx++]))); - E->setBase(Reader.ReadSubExpr()); - E->setLocation(SourceLocation::getFromRawEncoding(Record[Idx++])); - E->setClassLoc(SourceLocation::getFromRawEncoding(Record[Idx++])); -} - -void PCHStmtReader::VisitObjCMessageExpr(ObjCMessageExpr *E) { - VisitExpr(E); - assert(Record[Idx] == E->getNumArgs()); - ++Idx; - ObjCMessageExpr::ReceiverKind Kind - = static_cast<ObjCMessageExpr::ReceiverKind>(Record[Idx++]); - switch (Kind) { - case ObjCMessageExpr::Instance: - E->setInstanceReceiver(Reader.ReadSubExpr()); - break; - - case ObjCMessageExpr::Class: - E->setClassReceiver(Reader.GetTypeSourceInfo(Record, Idx)); - break; - - case ObjCMessageExpr::SuperClass: - case ObjCMessageExpr::SuperInstance: { - QualType T = Reader.GetType(Record[Idx++]); - SourceLocation SuperLoc = SourceLocation::getFromRawEncoding(Record[Idx++]); - E->setSuper(SuperLoc, T, Kind == ObjCMessageExpr::SuperInstance); - break; - } - } - - assert(Kind == E->getReceiverKind()); - - if (Record[Idx++]) - E->setMethodDecl(cast_or_null<ObjCMethodDecl>(Reader.GetDecl(Record[Idx++]))); - else - E->setSelector(Reader.GetSelector(Record, Idx)); - - E->setLeftLoc(SourceLocation::getFromRawEncoding(Record[Idx++])); - E->setRightLoc(SourceLocation::getFromRawEncoding(Record[Idx++])); - - for (unsigned I = 0, N = E->getNumArgs(); I != N; ++I) - E->setArg(I, Reader.ReadSubExpr()); -} - -void PCHStmtReader::VisitObjCSuperExpr(ObjCSuperExpr *E) { - VisitExpr(E); - E->setLoc(SourceLocation::getFromRawEncoding(Record[Idx++])); -} - -void PCHStmtReader::VisitObjCForCollectionStmt(ObjCForCollectionStmt *S) { - VisitStmt(S); - S->setElement(Reader.ReadSubStmt()); - S->setCollection(Reader.ReadSubExpr()); - S->setBody(Reader.ReadSubStmt()); - S->setForLoc(SourceLocation::getFromRawEncoding(Record[Idx++])); - S->setRParenLoc(SourceLocation::getFromRawEncoding(Record[Idx++])); -} - -void PCHStmtReader::VisitObjCAtCatchStmt(ObjCAtCatchStmt *S) { - VisitStmt(S); - S->setCatchBody(Reader.ReadSubStmt()); - S->setCatchParamDecl(cast_or_null<VarDecl>(Reader.GetDecl(Record[Idx++]))); - S->setAtCatchLoc(SourceLocation::getFromRawEncoding(Record[Idx++])); - S->setRParenLoc(SourceLocation::getFromRawEncoding(Record[Idx++])); -} - -void PCHStmtReader::VisitObjCAtFinallyStmt(ObjCAtFinallyStmt *S) { - VisitStmt(S); - S->setFinallyBody(Reader.ReadSubStmt()); - S->setAtFinallyLoc(SourceLocation::getFromRawEncoding(Record[Idx++])); -} - -void PCHStmtReader::VisitObjCAtTryStmt(ObjCAtTryStmt *S) { - VisitStmt(S); - assert(Record[Idx] == S->getNumCatchStmts()); - ++Idx; - bool HasFinally = Record[Idx++]; - S->setTryBody(Reader.ReadSubStmt()); - for (unsigned I = 0, N = S->getNumCatchStmts(); I != N; ++I) - S->setCatchStmt(I, cast_or_null<ObjCAtCatchStmt>(Reader.ReadSubStmt())); - - if (HasFinally) - S->setFinallyStmt(Reader.ReadSubStmt()); - S->setAtTryLoc(SourceLocation::getFromRawEncoding(Record[Idx++])); -} - -void PCHStmtReader::VisitObjCAtSynchronizedStmt(ObjCAtSynchronizedStmt *S) { - VisitStmt(S); - S->setSynchExpr(Reader.ReadSubStmt()); - S->setSynchBody(Reader.ReadSubStmt()); - S->setAtSynchronizedLoc(SourceLocation::getFromRawEncoding(Record[Idx++])); -} - -void PCHStmtReader::VisitObjCAtThrowStmt(ObjCAtThrowStmt *S) { - VisitStmt(S); - S->setThrowExpr(Reader.ReadSubStmt()); - S->setThrowLoc(SourceLocation::getFromRawEncoding(Record[Idx++])); -} - -//===----------------------------------------------------------------------===// -// C++ Expressions and Statements - -void PCHStmtReader::VisitCXXOperatorCallExpr(CXXOperatorCallExpr *E) { - VisitCallExpr(E); - E->setOperator((OverloadedOperatorKind)Record[Idx++]); -} - -void PCHStmtReader::VisitCXXConstructExpr(CXXConstructExpr *E) { - VisitExpr(E); - E->NumArgs = Record[Idx++]; - if (E->NumArgs) - E->Args = new (*Reader.getContext()) Stmt*[E->NumArgs]; - for (unsigned I = 0, N = E->getNumArgs(); I != N; ++I) - E->setArg(I, Reader.ReadSubExpr()); - E->setConstructor(cast<CXXConstructorDecl>(Reader.GetDecl(Record[Idx++]))); - E->setLocation(SourceLocation::getFromRawEncoding(Record[Idx++])); - E->setElidable(Record[Idx++]); - E->setRequiresZeroInitialization(Record[Idx++]); - E->setConstructionKind((CXXConstructExpr::ConstructionKind)Record[Idx++]); -} - -void PCHStmtReader::VisitCXXTemporaryObjectExpr(CXXTemporaryObjectExpr *E) { - VisitCXXConstructExpr(E); - E->TyBeginLoc = Reader.ReadSourceLocation(Record, Idx); - E->RParenLoc = Reader.ReadSourceLocation(Record, Idx); -} - -void PCHStmtReader::VisitCXXNamedCastExpr(CXXNamedCastExpr *E) { - VisitExplicitCastExpr(E); - E->setOperatorLoc(SourceLocation::getFromRawEncoding(Record[Idx++])); -} - -void PCHStmtReader::VisitCXXStaticCastExpr(CXXStaticCastExpr *E) { - return VisitCXXNamedCastExpr(E); -} - -void PCHStmtReader::VisitCXXDynamicCastExpr(CXXDynamicCastExpr *E) { - return VisitCXXNamedCastExpr(E); -} - -void PCHStmtReader::VisitCXXReinterpretCastExpr(CXXReinterpretCastExpr *E) { - return VisitCXXNamedCastExpr(E); -} - -void PCHStmtReader::VisitCXXConstCastExpr(CXXConstCastExpr *E) { - return VisitCXXNamedCastExpr(E); -} - -void PCHStmtReader::VisitCXXFunctionalCastExpr(CXXFunctionalCastExpr *E) { - VisitExplicitCastExpr(E); - E->setTypeBeginLoc(SourceLocation::getFromRawEncoding(Record[Idx++])); - E->setRParenLoc(SourceLocation::getFromRawEncoding(Record[Idx++])); -} - -void PCHStmtReader::VisitCXXBoolLiteralExpr(CXXBoolLiteralExpr *E) { - VisitExpr(E); - E->setValue(Record[Idx++]); - E->setLocation(SourceLocation::getFromRawEncoding(Record[Idx++])); -} - -void PCHStmtReader::VisitCXXNullPtrLiteralExpr(CXXNullPtrLiteralExpr *E) { - VisitExpr(E); - E->setLocation(SourceLocation::getFromRawEncoding(Record[Idx++])); -} - -void PCHStmtReader::VisitCXXTypeidExpr(CXXTypeidExpr *E) { - VisitExpr(E); - E->setSourceRange(Reader.ReadSourceRange(Record, Idx)); - if (E->isTypeOperand()) { // typeid(int) - E->setTypeOperandSourceInfo(Reader.GetTypeSourceInfo(Record, Idx)); - return; - } - - // typeid(42+2) - E->setExprOperand(Reader.ReadSubExpr()); -} - -void PCHStmtReader::VisitCXXThisExpr(CXXThisExpr *E) { - VisitExpr(E); - E->setLocation(SourceLocation::getFromRawEncoding(Record[Idx++])); - E->setImplicit(Record[Idx++]); -} - -void PCHStmtReader::VisitCXXThrowExpr(CXXThrowExpr *E) { - VisitExpr(E); - E->setThrowLoc(SourceLocation::getFromRawEncoding(Record[Idx++])); - E->setSubExpr(Reader.ReadSubExpr()); -} - -void PCHStmtReader::VisitCXXDefaultArgExpr(CXXDefaultArgExpr *E) { - VisitExpr(E); - - assert(Record[Idx] == E->Param.getInt() && "We messed up at creation ?"); - ++Idx; // HasOtherExprStored and SubExpr was handled during creation. - E->Param.setPointer(cast<ParmVarDecl>(Reader.GetDecl(Record[Idx++]))); - E->Loc = Reader.ReadSourceLocation(Record, Idx); -} - -void PCHStmtReader::VisitCXXBindTemporaryExpr(CXXBindTemporaryExpr *E) { - VisitExpr(E); - E->setTemporary(Reader.ReadCXXTemporary(Record, Idx)); - E->setSubExpr(Reader.ReadSubExpr()); -} - -void PCHStmtReader::VisitCXXBindReferenceExpr(CXXBindReferenceExpr *E) { - VisitExpr(E); - E->SubExpr = Reader.ReadSubExpr(); - E->ExtendsLifetime = Record[Idx++]; - E->RequiresTemporaryCopy = Record[Idx++]; -} - -void PCHStmtReader::VisitCXXScalarValueInitExpr(CXXScalarValueInitExpr *E) { - VisitExpr(E); - E->setTypeBeginLoc(SourceLocation::getFromRawEncoding(Record[Idx++])); - E->setRParenLoc(SourceLocation::getFromRawEncoding(Record[Idx++])); -} - -void PCHStmtReader::VisitCXXNewExpr(CXXNewExpr *E) { - VisitExpr(E); - E->setGlobalNew(Record[Idx++]); - E->setHasInitializer(Record[Idx++]); - bool isArray = Record[Idx++]; - unsigned NumPlacementArgs = Record[Idx++]; - unsigned NumCtorArgs = Record[Idx++]; - E->setOperatorNew(cast_or_null<FunctionDecl>(Reader.GetDecl(Record[Idx++]))); - E->setOperatorDelete( - cast_or_null<FunctionDecl>(Reader.GetDecl(Record[Idx++]))); - E->setConstructor( - cast_or_null<CXXConstructorDecl>(Reader.GetDecl(Record[Idx++]))); - SourceRange TypeIdParens; - TypeIdParens.setBegin(SourceLocation::getFromRawEncoding(Record[Idx++])); - TypeIdParens.setEnd(SourceLocation::getFromRawEncoding(Record[Idx++])); - E->TypeIdParens = TypeIdParens; - E->setStartLoc(SourceLocation::getFromRawEncoding(Record[Idx++])); - E->setEndLoc(SourceLocation::getFromRawEncoding(Record[Idx++])); - - E->AllocateArgsArray(*Reader.getContext(), isArray, NumPlacementArgs, - NumCtorArgs); - - // Install all the subexpressions. - for (CXXNewExpr::raw_arg_iterator I = E->raw_arg_begin(),e = E->raw_arg_end(); - I != e; ++I) - *I = Reader.ReadSubStmt(); -} - -void PCHStmtReader::VisitCXXDeleteExpr(CXXDeleteExpr *E) { - VisitExpr(E); - E->setGlobalDelete(Record[Idx++]); - E->setArrayForm(Record[Idx++]); - E->setOperatorDelete( - cast_or_null<FunctionDecl>(Reader.GetDecl(Record[Idx++]))); - E->setArgument(Reader.ReadSubExpr()); - E->setStartLoc(SourceLocation::getFromRawEncoding(Record[Idx++])); -} - -void PCHStmtReader::VisitCXXPseudoDestructorExpr(CXXPseudoDestructorExpr *E) { - VisitExpr(E); - - E->setBase(Reader.ReadSubExpr()); - E->setArrow(Record[Idx++]); - E->setOperatorLoc(Reader.ReadSourceLocation(Record, Idx)); - E->setQualifier(Reader.ReadNestedNameSpecifier(Record, Idx)); - E->setQualifierRange(Reader.ReadSourceRange(Record, Idx)); - E->setScopeTypeInfo(Reader.GetTypeSourceInfo(Record, Idx)); - E->setColonColonLoc(Reader.ReadSourceLocation(Record, Idx)); - E->setTildeLoc(Reader.ReadSourceLocation(Record, Idx)); - - IdentifierInfo *II = Reader.GetIdentifierInfo(Record, Idx); - if (II) - E->setDestroyedType(II, Reader.ReadSourceLocation(Record, Idx)); - else - E->setDestroyedType(Reader.GetTypeSourceInfo(Record, Idx)); -} - -void PCHStmtReader::VisitCXXExprWithTemporaries(CXXExprWithTemporaries *E) { - VisitExpr(E); - unsigned NumTemps = Record[Idx++]; - if (NumTemps) { - E->setNumTemporaries(*Reader.getContext(), NumTemps); - for (unsigned i = 0; i != NumTemps; ++i) - E->setTemporary(i, Reader.ReadCXXTemporary(Record, Idx)); - } - E->setSubExpr(Reader.ReadSubExpr()); -} - -void -PCHStmtReader::VisitCXXDependentScopeMemberExpr(CXXDependentScopeMemberExpr *E){ - VisitExpr(E); - - unsigned NumTemplateArgs = Record[Idx++]; - assert((NumTemplateArgs != 0) == E->hasExplicitTemplateArgs() && - "Read wrong record during creation ?"); - if (E->hasExplicitTemplateArgs()) - ReadExplicitTemplateArgumentList(*E->getExplicitTemplateArgumentList(), - NumTemplateArgs); - - E->setBase(Reader.ReadSubExpr()); - E->setBaseType(Reader.GetType(Record[Idx++])); - E->setArrow(Record[Idx++]); - E->setOperatorLoc(Reader.ReadSourceLocation(Record, Idx)); - E->setQualifier(Reader.ReadNestedNameSpecifier(Record, Idx)); - E->setQualifierRange(Reader.ReadSourceRange(Record, Idx)); - E->setFirstQualifierFoundInScope( - cast_or_null<NamedDecl>(Reader.GetDecl(Record[Idx++]))); - E->setMember(Reader.ReadDeclarationName(Record, Idx)); - E->setMemberLoc(Reader.ReadSourceLocation(Record, Idx)); -} - -void -PCHStmtReader::VisitDependentScopeDeclRefExpr(DependentScopeDeclRefExpr *E) { - VisitExpr(E); - - unsigned NumTemplateArgs = Record[Idx++]; - assert((NumTemplateArgs != 0) == E->hasExplicitTemplateArgs() && - "Read wrong record during creation ?"); - if (E->hasExplicitTemplateArgs()) - ReadExplicitTemplateArgumentList(E->getExplicitTemplateArgs(), - NumTemplateArgs); - - E->setDeclName(Reader.ReadDeclarationName(Record, Idx)); - E->setLocation(Reader.ReadSourceLocation(Record, Idx)); - E->setQualifierRange(Reader.ReadSourceRange(Record, Idx)); - E->setQualifier(Reader.ReadNestedNameSpecifier(Record, Idx)); -} - -void -PCHStmtReader::VisitCXXUnresolvedConstructExpr(CXXUnresolvedConstructExpr *E) { - VisitExpr(E); - assert(Record[Idx] == E->arg_size() && "Read wrong record during creation ?"); - ++Idx; // NumArgs; - for (unsigned I = 0, N = E->arg_size(); I != N; ++I) - E->setArg(I, Reader.ReadSubExpr()); - E->setTypeBeginLoc(Reader.ReadSourceLocation(Record, Idx)); - E->setTypeAsWritten(Reader.GetType(Record[Idx++])); - E->setLParenLoc(Reader.ReadSourceLocation(Record, Idx)); - E->setRParenLoc(Reader.ReadSourceLocation(Record, Idx)); -} - -void PCHStmtReader::VisitOverloadExpr(OverloadExpr *E) { - VisitExpr(E); - - unsigned NumTemplateArgs = Record[Idx++]; - assert((NumTemplateArgs != 0) == E->hasExplicitTemplateArgs() && - "Read wrong record during creation ?"); - if (E->hasExplicitTemplateArgs()) - ReadExplicitTemplateArgumentList(E->getExplicitTemplateArgs(), - NumTemplateArgs); - - unsigned NumDecls = Record[Idx++]; - UnresolvedSet<8> Decls; - for (unsigned i = 0; i != NumDecls; ++i) { - NamedDecl *D = cast<NamedDecl>(Reader.GetDecl(Record[Idx++])); - AccessSpecifier AS = (AccessSpecifier)Record[Idx++]; - Decls.addDecl(D, AS); - } - E->initializeResults(*Reader.getContext(), Decls.begin(), Decls.end()); - - E->setName(Reader.ReadDeclarationName(Record, Idx)); - E->setQualifier(Reader.ReadNestedNameSpecifier(Record, Idx)); - E->setQualifierRange(Reader.ReadSourceRange(Record, Idx)); - E->setNameLoc(Reader.ReadSourceLocation(Record, Idx)); -} - -void PCHStmtReader::VisitUnresolvedMemberExpr(UnresolvedMemberExpr *E) { - VisitOverloadExpr(E); - E->setArrow(Record[Idx++]); - E->setHasUnresolvedUsing(Record[Idx++]); - E->setBase(Reader.ReadSubExpr()); - E->setBaseType(Reader.GetType(Record[Idx++])); - E->setOperatorLoc(Reader.ReadSourceLocation(Record, Idx)); -} - -void PCHStmtReader::VisitUnresolvedLookupExpr(UnresolvedLookupExpr *E) { - VisitOverloadExpr(E); - E->setRequiresADL(Record[Idx++]); - E->setOverloaded(Record[Idx++]); - E->setNamingClass(cast_or_null<CXXRecordDecl>(Reader.GetDecl(Record[Idx++]))); -} - -void PCHStmtReader::VisitUnaryTypeTraitExpr(UnaryTypeTraitExpr *E) { - VisitExpr(E); - E->UTT = (UnaryTypeTrait)Record[Idx++]; - SourceRange Range = Reader.ReadSourceRange(Record, Idx); - E->Loc = Range.getBegin(); - E->RParen = Range.getEnd(); - E->QueriedType = Reader.GetType(Record[Idx++]); -} - -Stmt *PCHReader::ReadStmt() { - switch (ReadingKind) { - case Read_Decl: - case Read_Type: - // Read a statement from the current DeclCursor. - return ReadStmtFromStream(DeclsCursor); - case Read_Stmt: - return ReadSubStmt(); - } - - llvm_unreachable("ReadingKind not set ?"); - return 0; -} - -Expr *PCHReader::ReadExpr() { - return cast_or_null<Expr>(ReadStmt()); -} - -Expr *PCHReader::ReadSubExpr() { - return cast_or_null<Expr>(ReadSubStmt()); -} - -// Within the bitstream, expressions are stored in Reverse Polish -// Notation, with each of the subexpressions preceding the -// expression they are stored in. Subexpressions are stored from last to first. -// To evaluate expressions, we continue reading expressions and placing them on -// the stack, with expressions having operands removing those operands from the -// stack. Evaluation terminates when we see a STMT_STOP record, and -// the single remaining expression on the stack is our result. -Stmt *PCHReader::ReadStmtFromStream(llvm::BitstreamCursor &Cursor) { - - ReadingKindTracker ReadingKind(Read_Stmt, *this); - -#ifndef NDEBUG - unsigned PrevNumStmts = StmtStack.size(); -#endif - - RecordData Record; - unsigned Idx; - PCHStmtReader Reader(*this, Record, Idx); - Stmt::EmptyShell Empty; - - while (true) { - unsigned Code = Cursor.ReadCode(); - if (Code == llvm::bitc::END_BLOCK) { - if (Cursor.ReadBlockEnd()) { - Error("error at end of block in PCH file"); - return 0; - } - break; - } - - if (Code == llvm::bitc::ENTER_SUBBLOCK) { - // No known subblocks, always skip them. - Cursor.ReadSubBlockID(); - if (Cursor.SkipBlock()) { - Error("malformed block record in PCH file"); - return 0; - } - continue; - } - - if (Code == llvm::bitc::DEFINE_ABBREV) { - Cursor.ReadAbbrevRecord(); - continue; - } - - Stmt *S = 0; - Idx = 0; - Record.clear(); - bool Finished = false; - switch ((pch::StmtCode)Cursor.ReadRecord(Code, Record)) { - case pch::STMT_STOP: - Finished = true; - break; - - case pch::STMT_NULL_PTR: - S = 0; - break; - - case pch::STMT_NULL: - S = new (Context) NullStmt(Empty); - break; - - case pch::STMT_COMPOUND: - S = new (Context) CompoundStmt(Empty); - break; - - case pch::STMT_CASE: - S = new (Context) CaseStmt(Empty); - break; - - case pch::STMT_DEFAULT: - S = new (Context) DefaultStmt(Empty); - break; - - case pch::STMT_LABEL: - S = new (Context) LabelStmt(Empty); - break; - - case pch::STMT_IF: - S = new (Context) IfStmt(Empty); - break; - - case pch::STMT_SWITCH: - S = new (Context) SwitchStmt(Empty); - break; - - case pch::STMT_WHILE: - S = new (Context) WhileStmt(Empty); - break; - - case pch::STMT_DO: - S = new (Context) DoStmt(Empty); - break; - - case pch::STMT_FOR: - S = new (Context) ForStmt(Empty); - break; - - case pch::STMT_GOTO: - S = new (Context) GotoStmt(Empty); - break; - - case pch::STMT_INDIRECT_GOTO: - S = new (Context) IndirectGotoStmt(Empty); - break; - - case pch::STMT_CONTINUE: - S = new (Context) ContinueStmt(Empty); - break; - - case pch::STMT_BREAK: - S = new (Context) BreakStmt(Empty); - break; - - case pch::STMT_RETURN: - S = new (Context) ReturnStmt(Empty); - break; - - case pch::STMT_DECL: - S = new (Context) DeclStmt(Empty); - break; - - case pch::STMT_ASM: - S = new (Context) AsmStmt(Empty); - break; - - case pch::EXPR_PREDEFINED: - S = new (Context) PredefinedExpr(Empty); - break; - - case pch::EXPR_DECL_REF: - S = DeclRefExpr::CreateEmpty(*Context, - /*HasQualifier=*/Record[PCHStmtReader::NumExprFields], - /*NumTemplateArgs=*/Record[PCHStmtReader::NumExprFields + 1]); - break; - - case pch::EXPR_INTEGER_LITERAL: - S = new (Context) IntegerLiteral(Empty); - break; - - case pch::EXPR_FLOATING_LITERAL: - S = new (Context) FloatingLiteral(Empty); - break; - - case pch::EXPR_IMAGINARY_LITERAL: - S = new (Context) ImaginaryLiteral(Empty); - break; - - case pch::EXPR_STRING_LITERAL: - S = StringLiteral::CreateEmpty(*Context, - Record[PCHStmtReader::NumExprFields + 1]); - break; - - case pch::EXPR_CHARACTER_LITERAL: - S = new (Context) CharacterLiteral(Empty); - break; - - case pch::EXPR_PAREN: - S = new (Context) ParenExpr(Empty); - break; - - case pch::EXPR_PAREN_LIST: - S = new (Context) ParenListExpr(Empty); - break; - - case pch::EXPR_UNARY_OPERATOR: - S = new (Context) UnaryOperator(Empty); - break; - - case pch::EXPR_OFFSETOF: - S = OffsetOfExpr::CreateEmpty(*Context, - Record[PCHStmtReader::NumExprFields], - Record[PCHStmtReader::NumExprFields + 1]); - break; - - case pch::EXPR_SIZEOF_ALIGN_OF: - S = new (Context) SizeOfAlignOfExpr(Empty); - break; - - case pch::EXPR_ARRAY_SUBSCRIPT: - S = new (Context) ArraySubscriptExpr(Empty); - break; - - case pch::EXPR_CALL: - S = new (Context) CallExpr(*Context, Stmt::CallExprClass, Empty); - break; - - case pch::EXPR_MEMBER: { - // We load everything here and fully initialize it at creation. - // That way we can use MemberExpr::Create and don't have to duplicate its - // logic with a MemberExpr::CreateEmpty. - - assert(Idx == 0); - NestedNameSpecifier *NNS = 0; - SourceRange QualifierRange; - if (Record[Idx++]) { // HasQualifier. - NNS = ReadNestedNameSpecifier(Record, Idx); - QualifierRange = ReadSourceRange(Record, Idx); - } - - TemplateArgumentListInfo ArgInfo; - unsigned NumTemplateArgs = Record[Idx++]; - if (NumTemplateArgs) { - ArgInfo.setLAngleLoc(ReadSourceLocation(Record, Idx)); - ArgInfo.setRAngleLoc(ReadSourceLocation(Record, Idx)); - for (unsigned i = 0; i != NumTemplateArgs; ++i) - ArgInfo.addArgument(ReadTemplateArgumentLoc(Record, Idx)); - } - - NamedDecl *FoundD = cast_or_null<NamedDecl>(GetDecl(Record[Idx++])); - AccessSpecifier AS = (AccessSpecifier)Record[Idx++]; - DeclAccessPair FoundDecl = DeclAccessPair::make(FoundD, AS); - - QualType T = GetType(Record[Idx++]); - Expr *Base = ReadSubExpr(); - ValueDecl *MemberD = cast<ValueDecl>(GetDecl(Record[Idx++])); - SourceLocation MemberLoc = ReadSourceLocation(Record, Idx); - bool IsArrow = Record[Idx++]; - - S = MemberExpr::Create(*Context, Base, IsArrow, NNS, QualifierRange, - MemberD, FoundDecl, MemberLoc, - NumTemplateArgs ? &ArgInfo : 0, T); - break; - } - - case pch::EXPR_BINARY_OPERATOR: - S = new (Context) BinaryOperator(Empty); - break; - - case pch::EXPR_COMPOUND_ASSIGN_OPERATOR: - S = new (Context) CompoundAssignOperator(Empty); - break; - - case pch::EXPR_CONDITIONAL_OPERATOR: - S = new (Context) ConditionalOperator(Empty); - break; - - case pch::EXPR_IMPLICIT_CAST: - S = new (Context) ImplicitCastExpr(Empty); - break; - - case pch::EXPR_CSTYLE_CAST: - S = new (Context) CStyleCastExpr(Empty); - break; - - case pch::EXPR_COMPOUND_LITERAL: - S = new (Context) CompoundLiteralExpr(Empty); - break; - - case pch::EXPR_EXT_VECTOR_ELEMENT: - S = new (Context) ExtVectorElementExpr(Empty); - break; - - case pch::EXPR_INIT_LIST: - S = new (Context) InitListExpr(*getContext(), Empty); - break; - - case pch::EXPR_DESIGNATED_INIT: - S = DesignatedInitExpr::CreateEmpty(*Context, - Record[PCHStmtReader::NumExprFields] - 1); - - break; - - case pch::EXPR_IMPLICIT_VALUE_INIT: - S = new (Context) ImplicitValueInitExpr(Empty); - break; - - case pch::EXPR_VA_ARG: - S = new (Context) VAArgExpr(Empty); - break; - - case pch::EXPR_ADDR_LABEL: - S = new (Context) AddrLabelExpr(Empty); - break; - - case pch::EXPR_STMT: - S = new (Context) StmtExpr(Empty); - break; - - case pch::EXPR_TYPES_COMPATIBLE: - S = new (Context) TypesCompatibleExpr(Empty); - break; - - case pch::EXPR_CHOOSE: - S = new (Context) ChooseExpr(Empty); - break; - - case pch::EXPR_GNU_NULL: - S = new (Context) GNUNullExpr(Empty); - break; - - case pch::EXPR_SHUFFLE_VECTOR: - S = new (Context) ShuffleVectorExpr(Empty); - break; - - case pch::EXPR_BLOCK: - S = new (Context) BlockExpr(Empty); - break; - - case pch::EXPR_BLOCK_DECL_REF: - S = new (Context) BlockDeclRefExpr(Empty); - break; - - case pch::EXPR_OBJC_STRING_LITERAL: - S = new (Context) ObjCStringLiteral(Empty); - break; - case pch::EXPR_OBJC_ENCODE: - S = new (Context) ObjCEncodeExpr(Empty); - break; - case pch::EXPR_OBJC_SELECTOR_EXPR: - S = new (Context) ObjCSelectorExpr(Empty); - break; - case pch::EXPR_OBJC_PROTOCOL_EXPR: - S = new (Context) ObjCProtocolExpr(Empty); - break; - case pch::EXPR_OBJC_IVAR_REF_EXPR: - S = new (Context) ObjCIvarRefExpr(Empty); - break; - case pch::EXPR_OBJC_PROPERTY_REF_EXPR: - S = new (Context) ObjCPropertyRefExpr(Empty); - break; - case pch::EXPR_OBJC_KVC_REF_EXPR: - S = new (Context) ObjCImplicitSetterGetterRefExpr(Empty); - break; - case pch::EXPR_OBJC_MESSAGE_EXPR: - S = ObjCMessageExpr::CreateEmpty(*Context, - Record[PCHStmtReader::NumExprFields]); - break; - case pch::EXPR_OBJC_SUPER_EXPR: - S = new (Context) ObjCSuperExpr(Empty); - break; - case pch::EXPR_OBJC_ISA: - S = new (Context) ObjCIsaExpr(Empty); - break; - case pch::STMT_OBJC_FOR_COLLECTION: - S = new (Context) ObjCForCollectionStmt(Empty); - break; - case pch::STMT_OBJC_CATCH: - S = new (Context) ObjCAtCatchStmt(Empty); - break; - case pch::STMT_OBJC_FINALLY: - S = new (Context) ObjCAtFinallyStmt(Empty); - break; - case pch::STMT_OBJC_AT_TRY: - S = ObjCAtTryStmt::CreateEmpty(*Context, - Record[PCHStmtReader::NumStmtFields], - Record[PCHStmtReader::NumStmtFields + 1]); - break; - case pch::STMT_OBJC_AT_SYNCHRONIZED: - S = new (Context) ObjCAtSynchronizedStmt(Empty); - break; - case pch::STMT_OBJC_AT_THROW: - S = new (Context) ObjCAtThrowStmt(Empty); - break; - - case pch::EXPR_CXX_OPERATOR_CALL: - S = new (Context) CXXOperatorCallExpr(*Context, Empty); - break; - - case pch::EXPR_CXX_MEMBER_CALL: - S = new (Context) CXXMemberCallExpr(*Context, Empty); - break; - - case pch::EXPR_CXX_CONSTRUCT: - S = new (Context) CXXConstructExpr(Empty); - break; - - case pch::EXPR_CXX_TEMPORARY_OBJECT: - S = new (Context) CXXTemporaryObjectExpr(Empty); - break; - - case pch::EXPR_CXX_STATIC_CAST: - S = new (Context) CXXStaticCastExpr(Empty); - break; - - case pch::EXPR_CXX_DYNAMIC_CAST: - S = new (Context) CXXDynamicCastExpr(Empty); - break; - - case pch::EXPR_CXX_REINTERPRET_CAST: - S = new (Context) CXXReinterpretCastExpr(Empty); - break; - - case pch::EXPR_CXX_CONST_CAST: - S = new (Context) CXXConstCastExpr(Empty); - break; - - case pch::EXPR_CXX_FUNCTIONAL_CAST: - S = new (Context) CXXFunctionalCastExpr(Empty); - break; - - case pch::EXPR_CXX_BOOL_LITERAL: - S = new (Context) CXXBoolLiteralExpr(Empty); - break; - - case pch::EXPR_CXX_NULL_PTR_LITERAL: - S = new (Context) CXXNullPtrLiteralExpr(Empty); - break; - case pch::EXPR_CXX_TYPEID_EXPR: - S = new (Context) CXXTypeidExpr(Empty, true); - break; - case pch::EXPR_CXX_TYPEID_TYPE: - S = new (Context) CXXTypeidExpr(Empty, false); - break; - case pch::EXPR_CXX_THIS: - S = new (Context) CXXThisExpr(Empty); - break; - case pch::EXPR_CXX_THROW: - S = new (Context) CXXThrowExpr(Empty); - break; - case pch::EXPR_CXX_DEFAULT_ARG: { - bool HasOtherExprStored = Record[PCHStmtReader::NumExprFields]; - if (HasOtherExprStored) { - Expr *SubExpr = ReadSubExpr(); - S = CXXDefaultArgExpr::Create(*Context, SourceLocation(), 0, SubExpr); - } else - S = new (Context) CXXDefaultArgExpr(Empty); - break; - } - case pch::EXPR_CXX_BIND_TEMPORARY: - S = new (Context) CXXBindTemporaryExpr(Empty); - break; - case pch::EXPR_CXX_BIND_REFERENCE: - S = new (Context) CXXBindReferenceExpr(Empty); - break; - - case pch::EXPR_CXX_SCALAR_VALUE_INIT: - S = new (Context) CXXScalarValueInitExpr(Empty); - break; - case pch::EXPR_CXX_NEW: - S = new (Context) CXXNewExpr(Empty); - break; - case pch::EXPR_CXX_DELETE: - S = new (Context) CXXDeleteExpr(Empty); - break; - case pch::EXPR_CXX_PSEUDO_DESTRUCTOR: - S = new (Context) CXXPseudoDestructorExpr(Empty); - break; - - case pch::EXPR_CXX_EXPR_WITH_TEMPORARIES: - S = new (Context) CXXExprWithTemporaries(Empty); - break; - - case pch::EXPR_CXX_DEPENDENT_SCOPE_MEMBER: - S = CXXDependentScopeMemberExpr::CreateEmpty(*Context, - /*NumTemplateArgs=*/Record[PCHStmtReader::NumExprFields]); - break; - - case pch::EXPR_CXX_DEPENDENT_SCOPE_DECL_REF: - S = DependentScopeDeclRefExpr::CreateEmpty(*Context, - /*NumTemplateArgs=*/Record[PCHStmtReader::NumExprFields]); - break; - - case pch::EXPR_CXX_UNRESOLVED_CONSTRUCT: - S = CXXUnresolvedConstructExpr::CreateEmpty(*Context, - /*NumArgs=*/Record[PCHStmtReader::NumExprFields]); - break; - - case pch::EXPR_CXX_UNRESOLVED_MEMBER: - S = UnresolvedMemberExpr::CreateEmpty(*Context, - /*NumTemplateArgs=*/Record[PCHStmtReader::NumExprFields]); - break; - - case pch::EXPR_CXX_UNRESOLVED_LOOKUP: - S = UnresolvedLookupExpr::CreateEmpty(*Context, - /*NumTemplateArgs=*/Record[PCHStmtReader::NumExprFields]); - break; - - case pch::EXPR_CXX_UNARY_TYPE_TRAIT: - S = new (Context) UnaryTypeTraitExpr(Empty); - break; - } - - // We hit a STMT_STOP, so we're done with this expression. - if (Finished) - break; - - ++NumStatementsRead; - - if (S) - Reader.Visit(S); - - assert(Idx == Record.size() && "Invalid deserialization of statement"); - StmtStack.push_back(S); - } - -#ifndef NDEBUG - assert(StmtStack.size() > PrevNumStmts && "Read too many sub stmts!"); - assert(StmtStack.size() == PrevNumStmts + 1 && "Extra expressions on stack!"); -#endif - - return StmtStack.pop_back_val(); -} |
