//===--- ASTReaderStmt.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 // ASTReader::ReadStmt method. // //===----------------------------------------------------------------------===// #include "clang/Serialization/ASTReader.h" #include "clang/AST/DeclCXX.h" #include "clang/AST/DeclTemplate.h" #include "clang/AST/StmtVisitor.h" using namespace clang; using namespace clang::serialization; namespace clang { class ASTStmtReader : public StmtVisitor { ASTReader &Reader; ASTReader::PerFileData &F; llvm::BitstreamCursor &DeclsCursor; const ASTReader::RecordData &Record; unsigned &Idx; SourceLocation ReadSourceLocation(const ASTReader::RecordData &R, unsigned &I) { return Reader.ReadSourceLocation(F, R, I); } SourceRange ReadSourceRange(const ASTReader::RecordData &R, unsigned &I) { return Reader.ReadSourceRange(F, R, I); } TypeSourceInfo *GetTypeSourceInfo(const ASTReader::RecordData &R, unsigned &I) { return Reader.GetTypeSourceInfo(F, R, I); } void ReadDeclarationNameLoc(DeclarationNameLoc &DNLoc, DeclarationName Name, const ASTReader::RecordData &R, unsigned &I) { Reader.ReadDeclarationNameLoc(F, DNLoc, Name, R, I); } void ReadDeclarationNameInfo(DeclarationNameInfo &NameInfo, const ASTReader::RecordData &R, unsigned &I) { Reader.ReadDeclarationNameInfo(F, NameInfo, R, I); } public: ASTStmtReader(ASTReader &Reader, ASTReader::PerFileData &F, llvm::BitstreamCursor &Cursor, const ASTReader::RecordData &Record, unsigned &Idx) : Reader(Reader), F(F), DeclsCursor(Cursor), 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 + 6; /// \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 VisitUnaryExprOrTypeTraitExpr(UnaryExprOrTypeTraitExpr *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 VisitBinaryConditionalOperator(BinaryConditionalOperator *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 VisitChooseExpr(ChooseExpr *E); void VisitGNUNullExpr(GNUNullExpr *E); void VisitShuffleVectorExpr(ShuffleVectorExpr *E); void VisitBlockExpr(BlockExpr *E); void VisitBlockDeclRefExpr(BlockDeclRefExpr *E); void VisitGenericSelectionExpr(GenericSelectionExpr *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 VisitObjCMessageExpr(ObjCMessageExpr *E); void VisitObjCIsaExpr(ObjCIsaExpr *E); 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 VisitCXXForRangeStmt(CXXForRangeStmt *); 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 VisitCXXUuidofExpr(CXXUuidofExpr *E); void VisitCXXThisExpr(CXXThisExpr *E); void VisitCXXThrowExpr(CXXThrowExpr *E); void VisitCXXDefaultArgExpr(CXXDefaultArgExpr *E); void VisitCXXBindTemporaryExpr(CXXBindTemporaryExpr *E); void VisitCXXScalarValueInitExpr(CXXScalarValueInitExpr *E); void VisitCXXNewExpr(CXXNewExpr *E); void VisitCXXDeleteExpr(CXXDeleteExpr *E); void VisitCXXPseudoDestructorExpr(CXXPseudoDestructorExpr *E); void VisitExprWithCleanups(ExprWithCleanups *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 VisitBinaryTypeTraitExpr(BinaryTypeTraitExpr *E); void VisitArrayTypeTraitExpr(ArrayTypeTraitExpr *E); void VisitExpressionTraitExpr(ExpressionTraitExpr *E); void VisitCXXNoexceptExpr(CXXNoexceptExpr *E); void VisitPackExpansionExpr(PackExpansionExpr *E); void VisitSizeOfPackExpr(SizeOfPackExpr *E); void VisitSubstNonTypeTemplateParmPackExpr( SubstNonTypeTemplateParmPackExpr *E); void VisitOpaqueValueExpr(OpaqueValueExpr *E); // CUDA Expressions void VisitCUDAKernelCallExpr(CUDAKernelCallExpr *E); }; } void ASTStmtReader:: ReadExplicitTemplateArgumentList(ExplicitTemplateArgumentList &ArgList, unsigned NumTemplateArgs) { TemplateArgumentListInfo ArgInfo; ArgInfo.setLAngleLoc(ReadSourceLocation(Record, Idx)); ArgInfo.setRAngleLoc(ReadSourceLocation(Record, Idx)); for (unsigned i = 0; i != NumTemplateArgs; ++i) ArgInfo.addArgument( Reader.ReadTemplateArgumentLoc(F, Record, Idx)); ArgList.initializeFrom(ArgInfo); } void ASTStmtReader::VisitStmt(Stmt *S) { assert(Idx == NumStmtFields && "Incorrect statement field count"); } void ASTStmtReader::VisitNullStmt(NullStmt *S) { VisitStmt(S); S->setSemiLoc(ReadSourceLocation(Record, Idx)); S->LeadingEmptyMacro = ReadSourceLocation(Record, Idx); } void ASTStmtReader::VisitCompoundStmt(CompoundStmt *S) { VisitStmt(S); llvm::SmallVector Stmts; unsigned NumStmts = Record[Idx++]; while (NumStmts--) Stmts.push_back(Reader.ReadSubStmt()); S->setStmts(*Reader.getContext(), Stmts.data(), Stmts.size()); S->setLBracLoc(ReadSourceLocation(Record, Idx)); S->setRBracLoc(ReadSourceLocation(Record, Idx)); } void ASTStmtReader::VisitSwitchCase(SwitchCase *S) { VisitStmt(S); Reader.RecordSwitchCaseID(S, Record[Idx++]); } void ASTStmtReader::VisitCaseStmt(CaseStmt *S) { VisitSwitchCase(S); S->setLHS(Reader.ReadSubExpr()); S->setRHS(Reader.ReadSubExpr()); S->setSubStmt(Reader.ReadSubStmt()); S->setCaseLoc(ReadSourceLocation(Record, Idx)); S->setEllipsisLoc(ReadSourceLocation(Record, Idx)); S->setColonLoc(ReadSourceLocation(Record, Idx)); } void ASTStmtReader::VisitDefaultStmt(DefaultStmt *S) { VisitSwitchCase(S); S->setSubStmt(Reader.ReadSubStmt()); S->setDefaultLoc(ReadSourceLocation(Record, Idx)); S->setColonLoc(ReadSourceLocation(Record, Idx)); } void ASTStmtReader::VisitLabelStmt(LabelStmt *S) { VisitStmt(S); LabelDecl *LD = cast(Reader.GetDecl(Record[Idx++])); LD->setStmt(S); S->setDecl(LD); S->setSubStmt(Reader.ReadSubStmt()); S->setIdentLoc(ReadSourceLocation(Record, Idx)); } void ASTStmtReader::VisitIfStmt(IfStmt *S) { VisitStmt(S); S->setConditionVariable(*Reader.getContext(), cast_or_null(Reader.GetDecl(Record[Idx++]))); S->setCond(Reader.ReadSubExpr()); S->setThen(Reader.ReadSubStmt()); S->setElse(Reader.ReadSubStmt()); S->setIfLoc(ReadSourceLocation(Record, Idx)); S->setElseLoc(ReadSourceLocation(Record, Idx)); } void ASTStmtReader::VisitSwitchStmt(SwitchStmt *S) { VisitStmt(S); S->setConditionVariable(*Reader.getContext(), cast_or_null(Reader.GetDecl(Record[Idx++]))); S->setCond(Reader.ReadSubExpr()); S->setBody(Reader.ReadSubStmt()); S->setSwitchLoc(ReadSourceLocation(Record, Idx)); if (Record[Idx++]) S->setAllEnumCasesCovered(); 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); PrevSC = SC; } } void ASTStmtReader::VisitWhileStmt(WhileStmt *S) { VisitStmt(S); S->setConditionVariable(*Reader.getContext(), cast_or_null(Reader.GetDecl(Record[Idx++]))); S->setCond(Reader.ReadSubExpr()); S->setBody(Reader.ReadSubStmt()); S->setWhileLoc(ReadSourceLocation(Record, Idx)); } void ASTStmtReader::VisitDoStmt(DoStmt *S) { VisitStmt(S); S->setCond(Reader.ReadSubExpr()); S->setBody(Reader.ReadSubStmt()); S->setDoLoc(ReadSourceLocation(Record, Idx)); S->setWhileLoc(ReadSourceLocation(Record, Idx)); S->setRParenLoc(ReadSourceLocation(Record, Idx)); } void ASTStmtReader::VisitForStmt(ForStmt *S) { VisitStmt(S); S->setInit(Reader.ReadSubStmt()); S->setCond(Reader.ReadSubExpr()); S->setConditionVariable(*Reader.getContext(), cast_or_null(Reader.GetDecl(Record[Idx++]))); S->setInc(Reader.ReadSubExpr()); S->setBody(Reader.ReadSubStmt()); S->setForLoc(ReadSourceLocation(Record, Idx)); S->setLParenLoc(ReadSourceLocation(Record, Idx)); S->setRParenLoc(ReadSourceLocation(Record, Idx)); } void ASTStmtReader::VisitGotoStmt(GotoStmt *S) { VisitStmt(S); S->setLabel(cast(Reader.GetDecl(Record[Idx++]))); S->setGotoLoc(ReadSourceLocation(Record, Idx)); S->setLabelLoc(ReadSourceLocation(Record, Idx)); } void ASTStmtReader::VisitIndirectGotoStmt(IndirectGotoStmt *S) { VisitStmt(S); S->setGotoLoc(ReadSourceLocation(Record, Idx)); S->setStarLoc(ReadSourceLocation(Record, Idx)); S->setTarget(Reader.ReadSubExpr()); } void ASTStmtReader::VisitContinueStmt(ContinueStmt *S) { VisitStmt(S); S->setContinueLoc(ReadSourceLocation(Record, Idx)); } void ASTStmtReader::VisitBreakStmt(BreakStmt *S) { VisitStmt(S); S->setBreakLoc(ReadSourceLocation(Record, Idx)); } void ASTStmtReader::VisitReturnStmt(ReturnStmt *S) { VisitStmt(S); S->setRetValue(Reader.ReadSubExpr()); S->setReturnLoc(ReadSourceLocation(Record, Idx)); S->setNRVOCandidate(cast_or_null(Reader.GetDecl(Record[Idx++]))); } void ASTStmtReader::VisitDeclStmt(DeclStmt *S) { VisitStmt(S); S->setStartLoc(ReadSourceLocation(Record, Idx)); S->setEndLoc(ReadSourceLocation(Record, Idx)); if (Idx + 1 == Record.size()) { // Single declaration S->setDeclGroup(DeclGroupRef(Reader.GetDecl(Record[Idx++]))); } else { llvm::SmallVector 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 ASTStmtReader::VisitAsmStmt(AsmStmt *S) { VisitStmt(S); unsigned NumOutputs = Record[Idx++]; unsigned NumInputs = Record[Idx++]; unsigned NumClobbers = Record[Idx++]; S->setAsmLoc(ReadSourceLocation(Record, Idx)); S->setRParenLoc(ReadSourceLocation(Record, Idx)); S->setVolatile(Record[Idx++]); S->setSimple(Record[Idx++]); S->setMSAsm(Record[Idx++]); S->setAsmString(cast_or_null(Reader.ReadSubStmt())); // Outputs and inputs llvm::SmallVector Names; llvm::SmallVector Constraints; llvm::SmallVector Exprs; for (unsigned I = 0, N = NumOutputs + NumInputs; I != N; ++I) { Names.push_back(Reader.GetIdentifierInfo(Record, Idx)); Constraints.push_back(cast_or_null(Reader.ReadSubStmt())); Exprs.push_back(Reader.ReadSubStmt()); } // Constraints llvm::SmallVector Clobbers; for (unsigned I = 0; I != NumClobbers; ++I) Clobbers.push_back(cast_or_null(Reader.ReadSubStmt())); S->setOutputsAndInputsAndClobbers(*Reader.getContext(), Names.data(), Constraints.data(), Exprs.data(), NumOutputs, NumInputs, Clobbers.data(), NumClobbers); } void ASTStmtReader::VisitExpr(Expr *E) { VisitStmt(E); E->setType(Reader.GetType(Record[Idx++])); E->setTypeDependent(Record[Idx++]); E->setValueDependent(Record[Idx++]); E->ExprBits.ContainsUnexpandedParameterPack = Record[Idx++]; E->setValueKind(static_cast(Record[Idx++])); E->setObjectKind(static_cast(Record[Idx++])); assert(Idx == NumExprFields && "Incorrect expression field count"); } void ASTStmtReader::VisitPredefinedExpr(PredefinedExpr *E) { VisitExpr(E); E->setLocation(ReadSourceLocation(Record, Idx)); E->setIdentType((PredefinedExpr::IdentType)Record[Idx++]); } void ASTStmtReader::VisitDeclRefExpr(DeclRefExpr *E) { VisitExpr(E); E->DeclRefExprBits.HasQualifier = Record[Idx++]; E->DeclRefExprBits.HasFoundDecl = Record[Idx++]; E->DeclRefExprBits.HasExplicitTemplateArgs = Record[Idx++]; unsigned NumTemplateArgs = 0; if (E->hasExplicitTemplateArgs()) NumTemplateArgs = Record[Idx++]; if (E->hasQualifier()) E->getInternalQualifierLoc() = Reader.ReadNestedNameSpecifierLoc(F, Record, Idx); if (E->hasFoundDecl()) E->getInternalFoundDecl() = cast(Reader.GetDecl(Record[Idx++])); if (E->hasExplicitTemplateArgs()) ReadExplicitTemplateArgumentList(E->getExplicitTemplateArgs(), NumTemplateArgs); E->setDecl(cast(Reader.GetDecl(Record[Idx++]))); E->setLocation(ReadSourceLocation(Record, Idx)); ReadDeclarationNameLoc(E->DNLoc, E->getDecl()->getDeclName(), Record, Idx); } void ASTStmtReader::VisitIntegerLiteral(IntegerLiteral *E) { VisitExpr(E); E->setLocation(ReadSourceLocation(Record, Idx)); E->setValue(*Reader.getContext(), Reader.ReadAPInt(Record, Idx)); } void ASTStmtReader::VisitFloatingLiteral(FloatingLiteral *E) { VisitExpr(E); E->setValue(*Reader.getContext(), Reader.ReadAPFloat(Record, Idx)); E->setExact(Record[Idx++]); E->setLocation(ReadSourceLocation(Record, Idx)); } void ASTStmtReader::VisitImaginaryLiteral(ImaginaryLiteral *E) { VisitExpr(E); E->setSubExpr(Reader.ReadSubExpr()); } void ASTStmtReader::VisitStringLiteral(StringLiteral *E) { VisitExpr(E); unsigned Len = Record[Idx++]; assert(Record[Idx] == E->getNumConcatenated() && "Wrong number of concatenated tokens!"); ++Idx; E->IsWide = Record[Idx++]; E->IsPascal = 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, ReadSourceLocation(Record, Idx)); } void ASTStmtReader::VisitCharacterLiteral(CharacterLiteral *E) { VisitExpr(E); E->setValue(Record[Idx++]); E->setLocation(ReadSourceLocation(Record, Idx)); E->setWide(Record[Idx++]); } void ASTStmtReader::VisitParenExpr(ParenExpr *E) { VisitExpr(E); E->setLParen(ReadSourceLocation(Record, Idx)); E->setRParen(ReadSourceLocation(Record, Idx)); E->setSubExpr(Reader.ReadSubExpr()); } void ASTStmtReader::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 = ReadSourceLocation(Record, Idx); E->RParenLoc = ReadSourceLocation(Record, Idx); } void ASTStmtReader::VisitUnaryOperator(UnaryOperator *E) { VisitExpr(E); E->setSubExpr(Reader.ReadSubExpr()); E->setOpcode((UnaryOperator::Opcode)Record[Idx++]); E->setOperatorLoc(ReadSourceLocation(Record, Idx)); } void ASTStmtReader::VisitOffsetOfExpr(OffsetOfExpr *E) { typedef OffsetOfExpr::OffsetOfNode Node; VisitExpr(E); assert(E->getNumComponents() == Record[Idx]); ++Idx; assert(E->getNumExpressions() == Record[Idx]); ++Idx; E->setOperatorLoc(ReadSourceLocation(Record, Idx)); E->setRParenLoc(ReadSourceLocation(Record, Idx)); E->setTypeSourceInfo(GetTypeSourceInfo(Record, Idx)); for (unsigned I = 0, N = E->getNumComponents(); I != N; ++I) { Node::Kind Kind = static_cast(Record[Idx++]); SourceLocation Start = ReadSourceLocation(Record, Idx); SourceLocation End = ReadSourceLocation(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(Reader.GetDecl(Record[Idx++])), End)); break; case Node::Identifier: E->setComponent(I, Node(Start, Reader.GetIdentifier(Record[Idx++]), End)); break; case Node::Base: { CXXBaseSpecifier *Base = new (*Reader.getContext()) CXXBaseSpecifier(); *Base = Reader.ReadCXXBaseSpecifier(F, Record, Idx); E->setComponent(I, Node(Base)); break; } } } for (unsigned I = 0, N = E->getNumExpressions(); I != N; ++I) E->setIndexExpr(I, Reader.ReadSubExpr()); } void ASTStmtReader::VisitUnaryExprOrTypeTraitExpr(UnaryExprOrTypeTraitExpr *E) { VisitExpr(E); E->setKind(static_cast(Record[Idx++])); if (Record[Idx] == 0) { E->setArgument(Reader.ReadSubExpr()); ++Idx; } else { E->setArgument(GetTypeSourceInfo(Record, Idx)); } E->setOperatorLoc(ReadSourceLocation(Record, Idx)); E->setRParenLoc(ReadSourceLocation(Record, Idx)); } void ASTStmtReader::VisitArraySubscriptExpr(ArraySubscriptExpr *E) { VisitExpr(E); E->setLHS(Reader.ReadSubExpr()); E->setRHS(Reader.ReadSubExpr()); E->setRBracketLoc(ReadSourceLocation(Record, Idx)); } void ASTStmtReader::VisitCallExpr(CallExpr *E) { VisitExpr(E); E->setNumArgs(*Reader.getContext(), Record[Idx++]); E->setRParenLoc(ReadSourceLocation(Record, Idx)); E->setCallee(Reader.ReadSubExpr()); for (unsigned I = 0, N = E->getNumArgs(); I != N; ++I) E->setArg(I, Reader.ReadSubExpr()); } void ASTStmtReader::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 ASTStmtReader::VisitObjCIsaExpr(ObjCIsaExpr *E) { VisitExpr(E); E->setBase(Reader.ReadSubExpr()); E->setIsaMemberLoc(ReadSourceLocation(Record, Idx)); E->setArrow(Record[Idx++]); } void ASTStmtReader::VisitCastExpr(CastExpr *E) { VisitExpr(E); unsigned NumBaseSpecs = Record[Idx++]; assert(NumBaseSpecs == E->path_size()); E->setSubExpr(Reader.ReadSubExpr()); E->setCastKind((CastExpr::CastKind)Record[Idx++]); CastExpr::path_iterator BaseI = E->path_begin(); while (NumBaseSpecs--) { CXXBaseSpecifier *BaseSpec = new (*Reader.getContext()) CXXBaseSpecifier; *BaseSpec = Reader.ReadCXXBaseSpecifier(F, Record, Idx); *BaseI++ = BaseSpec; } } void ASTStmtReader::VisitBinaryOperator(BinaryOperator *E) { VisitExpr(E); E->setLHS(Reader.ReadSubExpr()); E->setRHS(Reader.ReadSubExpr()); E->setOpcode((BinaryOperator::Opcode)Record[Idx++]); E->setOperatorLoc(ReadSourceLocation(Record, Idx)); } void ASTStmtReader::VisitCompoundAssignOperator(CompoundAssignOperator *E) { VisitBinaryOperator(E); E->setComputationLHSType(Reader.GetType(Record[Idx++])); E->setComputationResultType(Reader.GetType(Record[Idx++])); } void ASTStmtReader::VisitConditionalOperator(ConditionalOperator *E) { VisitExpr(E); E->SubExprs[ConditionalOperator::COND] = Reader.ReadSubExpr(); E->SubExprs[ConditionalOperator::LHS] = Reader.ReadSubExpr(); E->SubExprs[ConditionalOperator::RHS] = Reader.ReadSubExpr(); E->QuestionLoc = ReadSourceLocation(Record, Idx); E->ColonLoc = ReadSourceLocation(Record, Idx); } void ASTStmtReader::VisitBinaryConditionalOperator(BinaryConditionalOperator *E) { VisitExpr(E); E->OpaqueValue = cast(Reader.ReadSubExpr()); E->SubExprs[BinaryConditionalOperator::COMMON] = Reader.ReadSubExpr(); E->SubExprs[BinaryConditionalOperator::COND] = Reader.ReadSubExpr(); E->SubExprs[BinaryConditionalOperator::LHS] = Reader.ReadSubExpr(); E->SubExprs[BinaryConditionalOperator::RHS] = Reader.ReadSubExpr(); E->QuestionLoc = ReadSourceLocation(Record, Idx); E->ColonLoc = ReadSourceLocation(Record, Idx); E->getOpaqueValue()->setSourceExpr(E->getCommon()); } void ASTStmtReader::VisitImplicitCastExpr(ImplicitCastExpr *E) { VisitCastExpr(E); } void ASTStmtReader::VisitExplicitCastExpr(ExplicitCastExpr *E) { VisitCastExpr(E); E->setTypeInfoAsWritten(GetTypeSourceInfo(Record, Idx)); } void ASTStmtReader::VisitCStyleCastExpr(CStyleCastExpr *E) { VisitExplicitCastExpr(E); E->setLParenLoc(ReadSourceLocation(Record, Idx)); E->setRParenLoc(ReadSourceLocation(Record, Idx)); } void ASTStmtReader::VisitCompoundLiteralExpr(CompoundLiteralExpr *E) { VisitExpr(E); E->setLParenLoc(ReadSourceLocation(Record, Idx)); E->setTypeSourceInfo(GetTypeSourceInfo(Record, Idx)); E->setInitializer(Reader.ReadSubExpr()); E->setFileScope(Record[Idx++]); } void ASTStmtReader::VisitExtVectorElementExpr(ExtVectorElementExpr *E) { VisitExpr(E); E->setBase(Reader.ReadSubExpr()); E->setAccessor(Reader.GetIdentifierInfo(Record, Idx)); E->setAccessorLoc(ReadSourceLocation(Record, Idx)); } void ASTStmtReader::VisitInitListExpr(InitListExpr *E) { VisitExpr(E); E->setSyntacticForm(cast_or_null(Reader.ReadSubStmt())); E->setLBraceLoc(ReadSourceLocation(Record, Idx)); E->setRBraceLoc(ReadSourceLocation(Record, Idx)); bool isArrayFiller = Record[Idx++]; Expr *filler = 0; if (isArrayFiller) { filler = Reader.ReadSubExpr(); E->ArrayFillerOrUnionFieldInit = filler; } else E->ArrayFillerOrUnionFieldInit = cast_or_null(Reader.GetDecl(Record[Idx++])); E->sawArrayRangeDesignator(Record[Idx++]); unsigned NumInits = Record[Idx++]; E->reserveInits(*Reader.getContext(), NumInits); if (isArrayFiller) { for (unsigned I = 0; I != NumInits; ++I) { Expr *init = Reader.ReadSubExpr(); E->updateInit(*Reader.getContext(), I, init ? init : filler); } } else { for (unsigned I = 0; I != NumInits; ++I) E->updateInit(*Reader.getContext(), I, Reader.ReadSubExpr()); } } void ASTStmtReader::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(ReadSourceLocation(Record, Idx)); E->setGNUSyntax(Record[Idx++]); llvm::SmallVector Designators; while (Idx < Record.size()) { switch ((DesignatorTypes)Record[Idx++]) { case DESIG_FIELD_DECL: { FieldDecl *Field = cast(Reader.GetDecl(Record[Idx++])); SourceLocation DotLoc = ReadSourceLocation(Record, Idx); SourceLocation FieldLoc = ReadSourceLocation(Record, Idx); Designators.push_back(Designator(Field->getIdentifier(), DotLoc, FieldLoc)); Designators.back().setField(Field); break; } case DESIG_FIELD_NAME: { const IdentifierInfo *Name = Reader.GetIdentifierInfo(Record, Idx); SourceLocation DotLoc = ReadSourceLocation(Record, Idx); SourceLocation FieldLoc = ReadSourceLocation(Record, Idx); Designators.push_back(Designator(Name, DotLoc, FieldLoc)); break; } case DESIG_ARRAY: { unsigned Index = Record[Idx++]; SourceLocation LBracketLoc = ReadSourceLocation(Record, Idx); SourceLocation RBracketLoc = ReadSourceLocation(Record, Idx); Designators.push_back(Designator(Index, LBracketLoc, RBracketLoc)); break; } case DESIG_ARRAY_RANGE: { unsigned Index = Record[Idx++]; SourceLocation LBracketLoc = ReadSourceLocation(Record, Idx); SourceLocation EllipsisLoc = ReadSourceLocation(Record, Idx); SourceLocation RBracketLoc = ReadSourceLocation(Record, Idx); Designators.push_back(Designator(Index, LBracketLoc, EllipsisLoc, RBracketLoc)); break; } } } E->setDesignators(*Reader.getContext(), Designators.data(), Designators.size()); } void ASTStmtReader::VisitImplicitValueInitExpr(ImplicitValueInitExpr *E) { VisitExpr(E); } void ASTStmtReader::VisitVAArgExpr(VAArgExpr *E) { VisitExpr(E); E->setSubExpr(Reader.ReadSubExpr()); E->setWrittenTypeInfo(GetTypeSourceInfo(Record, Idx)); E->setBuiltinLoc(ReadSourceLocation(Record, Idx)); E->setRParenLoc(ReadSourceLocation(Record, Idx)); } void ASTStmtReader::VisitAddrLabelExpr(AddrLabelExpr *E) { VisitExpr(E); E->setAmpAmpLoc(ReadSourceLocation(Record, Idx)); E->setLabelLoc(ReadSourceLocation(Record, Idx)); E->setLabel(cast(Reader.GetDecl(Record[Idx++]))); } void ASTStmtReader::VisitStmtExpr(StmtExpr *E) { VisitExpr(E); E->setLParenLoc(ReadSourceLocation(Record, Idx)); E->setRParenLoc(ReadSourceLocation(Record, Idx)); E->setSubStmt(cast_or_null(Reader.ReadSubStmt())); } void ASTStmtReader::VisitChooseExpr(ChooseExpr *E) { VisitExpr(E); E->setCond(Reader.ReadSubExpr()); E->setLHS(Reader.ReadSubExpr()); E->setRHS(Reader.ReadSubExpr()); E->setBuiltinLoc(ReadSourceLocation(Record, Idx)); E->setRParenLoc(ReadSourceLocation(Record, Idx)); } void ASTStmtReader::VisitGNUNullExpr(GNUNullExpr *E) { VisitExpr(E); E->setTokenLocation(ReadSourceLocation(Record, Idx)); } void ASTStmtReader::VisitShuffleVectorExpr(ShuffleVectorExpr *E) { VisitExpr(E); llvm::SmallVector Exprs; unsigned NumExprs = Record[Idx++]; while (NumExprs--) Exprs.push_back(Reader.ReadSubExpr()); E->setExprs(*Reader.getContext(), Exprs.data(), Exprs.size()); E->setBuiltinLoc(ReadSourceLocation(Record, Idx)); E->setRParenLoc(ReadSourceLocation(Record, Idx)); } void ASTStmtReader::VisitBlockExpr(BlockExpr *E) { VisitExpr(E); E->setBlockDecl(cast_or_null(Reader.GetDecl(Record[Idx++]))); } void ASTStmtReader::VisitBlockDeclRefExpr(BlockDeclRefExpr *E) { VisitExpr(E); E->setDecl(cast(Reader.GetDecl(Record[Idx++]))); E->setLocation(ReadSourceLocation(Record, Idx)); E->setByRef(Record[Idx++]); E->setConstQualAdded(Record[Idx++]); } void ASTStmtReader::VisitGenericSelectionExpr(GenericSelectionExpr *E) { VisitExpr(E); E->NumAssocs = Record[Idx++]; E->AssocTypes = new (*Reader.getContext()) TypeSourceInfo*[E->NumAssocs]; E->SubExprs = new(*Reader.getContext()) Stmt*[GenericSelectionExpr::END_EXPR+E->NumAssocs]; E->SubExprs[GenericSelectionExpr::CONTROLLING] = Reader.ReadSubExpr(); for (unsigned I = 0, N = E->getNumAssocs(); I != N; ++I) { E->AssocTypes[I] = GetTypeSourceInfo(Record, Idx); E->SubExprs[GenericSelectionExpr::END_EXPR+I] = Reader.ReadSubExpr(); } E->ResultIndex = Record[Idx++]; E->GenericLoc = ReadSourceLocation(Record, Idx); E->DefaultLoc = ReadSourceLocation(Record, Idx); E->RParenLoc = ReadSourceLocation(Record, Idx); } //===----------------------------------------------------------------------===// // Objective-C Expressions and Statements void ASTStmtReader::VisitObjCStringLiteral(ObjCStringLiteral *E) { VisitExpr(E); E->setString(cast(Reader.ReadSubStmt())); E->setAtLoc(ReadSourceLocation(Record, Idx)); } void ASTStmtReader::VisitObjCEncodeExpr(ObjCEncodeExpr *E) { VisitExpr(E); E->setEncodedTypeSourceInfo(GetTypeSourceInfo(Record, Idx)); E->setAtLoc(ReadSourceLocation(Record, Idx)); E->setRParenLoc(ReadSourceLocation(Record, Idx)); } void ASTStmtReader::VisitObjCSelectorExpr(ObjCSelectorExpr *E) { VisitExpr(E); E->setSelector(Reader.GetSelector(Record, Idx)); E->setAtLoc(ReadSourceLocation(Record, Idx)); E->setRParenLoc(ReadSourceLocation(Record, Idx)); } void ASTStmtReader::VisitObjCProtocolExpr(ObjCProtocolExpr *E) { VisitExpr(E); E->setProtocol(cast(Reader.GetDecl(Record[Idx++]))); E->setAtLoc(ReadSourceLocation(Record, Idx)); E->setRParenLoc(ReadSourceLocation(Record, Idx)); } void ASTStmtReader::VisitObjCIvarRefExpr(ObjCIvarRefExpr *E) { VisitExpr(E); E->setDecl(cast(Reader.GetDecl(Record[Idx++]))); E->setLocation(ReadSourceLocation(Record, Idx)); E->setBase(Reader.ReadSubExpr()); E->setIsArrow(Record[Idx++]); E->setIsFreeIvar(Record[Idx++]); } void ASTStmtReader::VisitObjCPropertyRefExpr(ObjCPropertyRefExpr *E) { VisitExpr(E); bool Implicit = Record[Idx++] != 0; if (Implicit) { ObjCMethodDecl *Getter = cast(Reader.GetDecl(Record[Idx++])); ObjCMethodDecl *Setter = cast(Reader.GetDecl(Record[Idx++])); E->setImplicitProperty(Getter, Setter); } else { E->setExplicitProperty( cast(Reader.GetDecl(Record[Idx++]))); } E->setLocation(ReadSourceLocation(Record, Idx)); E->setReceiverLocation(ReadSourceLocation(Record, Idx)); switch (Record[Idx++]) { case 0: E->setBase(Reader.ReadSubExpr()); break; case 1: E->setSuperReceiver(Reader.GetType(Record[Idx++])); break; case 2: E->setClassReceiver( cast(Reader.GetDecl(Record[Idx++]))); break; } } void ASTStmtReader::VisitObjCMessageExpr(ObjCMessageExpr *E) { VisitExpr(E); assert(Record[Idx] == E->getNumArgs()); ++Idx; ObjCMessageExpr::ReceiverKind Kind = static_cast(Record[Idx++]); switch (Kind) { case ObjCMessageExpr::Instance: E->setInstanceReceiver(Reader.ReadSubExpr()); break; case ObjCMessageExpr::Class: E->setClassReceiver(GetTypeSourceInfo(Record, Idx)); break; case ObjCMessageExpr::SuperClass: case ObjCMessageExpr::SuperInstance: { QualType T = Reader.GetType(Record[Idx++]); SourceLocation SuperLoc = ReadSourceLocation(Record, Idx); E->setSuper(SuperLoc, T, Kind == ObjCMessageExpr::SuperInstance); break; } } assert(Kind == E->getReceiverKind()); if (Record[Idx++]) E->setMethodDecl(cast_or_null(Reader.GetDecl(Record[Idx++]))); else E->setSelector(Reader.GetSelector(Record, Idx)); E->LBracLoc = ReadSourceLocation(Record, Idx); E->RBracLoc = ReadSourceLocation(Record, Idx); E->SelectorLoc = ReadSourceLocation(Record, Idx); for (unsigned I = 0, N = E->getNumArgs(); I != N; ++I) E->setArg(I, Reader.ReadSubExpr()); } void ASTStmtReader::VisitObjCForCollectionStmt(ObjCForCollectionStmt *S) { VisitStmt(S); S->setElement(Reader.ReadSubStmt()); S->setCollection(Reader.ReadSubExpr()); S->setBody(Reader.ReadSubStmt()); S->setForLoc(ReadSourceLocation(Record, Idx)); S->setRParenLoc(ReadSourceLocation(Record, Idx)); } void ASTStmtReader::VisitObjCAtCatchStmt(ObjCAtCatchStmt *S) { VisitStmt(S); S->setCatchBody(Reader.ReadSubStmt()); S->setCatchParamDecl(cast_or_null(Reader.GetDecl(Record[Idx++]))); S->setAtCatchLoc(ReadSourceLocation(Record, Idx)); S->setRParenLoc(ReadSourceLocation(Record, Idx)); } void ASTStmtReader::VisitObjCAtFinallyStmt(ObjCAtFinallyStmt *S) { VisitStmt(S); S->setFinallyBody(Reader.ReadSubStmt()); S->setAtFinallyLoc(ReadSourceLocation(Record, Idx)); } void ASTStmtReader::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(Reader.ReadSubStmt())); if (HasFinally) S->setFinallyStmt(Reader.ReadSubStmt()); S->setAtTryLoc(ReadSourceLocation(Record, Idx)); } void ASTStmtReader::VisitObjCAtSynchronizedStmt(ObjCAtSynchronizedStmt *S) { VisitStmt(S); S->setSynchExpr(Reader.ReadSubStmt()); S->setSynchBody(Reader.ReadSubStmt()); S->setAtSynchronizedLoc(ReadSourceLocation(Record, Idx)); } void ASTStmtReader::VisitObjCAtThrowStmt(ObjCAtThrowStmt *S) { VisitStmt(S); S->setThrowExpr(Reader.ReadSubStmt()); S->setThrowLoc(ReadSourceLocation(Record, Idx)); } //===----------------------------------------------------------------------===// // C++ Expressions and Statements //===----------------------------------------------------------------------===// void ASTStmtReader::VisitCXXCatchStmt(CXXCatchStmt *S) { VisitStmt(S); S->CatchLoc = ReadSourceLocation(Record, Idx); S->ExceptionDecl = cast_or_null(Reader.GetDecl(Record[Idx++])); S->HandlerBlock = Reader.ReadSubStmt(); } void ASTStmtReader::VisitCXXTryStmt(CXXTryStmt *S) { VisitStmt(S); assert(Record[Idx] == S->getNumHandlers() && "NumStmtFields is wrong ?"); ++Idx; S->TryLoc = ReadSourceLocation(Record, Idx); S->getStmts()[0] = Reader.ReadSubStmt(); for (unsigned i = 0, e = S->getNumHandlers(); i != e; ++i) S->getStmts()[i + 1] = Reader.ReadSubStmt(); } void ASTStmtReader::VisitCXXForRangeStmt(CXXForRangeStmt *S) { VisitStmt(S); S->setForLoc(ReadSourceLocation(Record, Idx)); S->setColonLoc(ReadSourceLocation(Record, Idx)); S->setRParenLoc(ReadSourceLocation(Record, Idx)); S->setRangeStmt(Reader.ReadSubStmt()); S->setBeginEndStmt(Reader.ReadSubStmt()); S->setCond(Reader.ReadSubExpr()); S->setInc(Reader.ReadSubExpr()); S->setLoopVarStmt(Reader.ReadSubStmt()); S->setBody(Reader.ReadSubStmt()); } void ASTStmtReader::VisitCXXOperatorCallExpr(CXXOperatorCallExpr *E) { VisitCallExpr(E); E->setOperator((OverloadedOperatorKind)Record[Idx++]); } void ASTStmtReader::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(Reader.GetDecl(Record[Idx++]))); E->setLocation(ReadSourceLocation(Record, Idx)); E->setElidable(Record[Idx++]); E->setRequiresZeroInitialization(Record[Idx++]); E->setConstructionKind((CXXConstructExpr::ConstructionKind)Record[Idx++]); E->ParenRange = ReadSourceRange(Record, Idx); } void ASTStmtReader::VisitCXXTemporaryObjectExpr(CXXTemporaryObjectExpr *E) { VisitCXXConstructExpr(E); E->Type = GetTypeSourceInfo(Record, Idx); } void ASTStmtReader::VisitCXXNamedCastExpr(CXXNamedCastExpr *E) { VisitExplicitCastExpr(E); SourceRange R = ReadSourceRange(Record, Idx); E->Loc = R.getBegin(); E->RParenLoc = R.getEnd(); } void ASTStmtReader::VisitCXXStaticCastExpr(CXXStaticCastExpr *E) { return VisitCXXNamedCastExpr(E); } void ASTStmtReader::VisitCXXDynamicCastExpr(CXXDynamicCastExpr *E) { return VisitCXXNamedCastExpr(E); } void ASTStmtReader::VisitCXXReinterpretCastExpr(CXXReinterpretCastExpr *E) { return VisitCXXNamedCastExpr(E); } void ASTStmtReader::VisitCXXConstCastExpr(CXXConstCastExpr *E) { return VisitCXXNamedCastExpr(E); } void ASTStmtReader::VisitCXXFunctionalCastExpr(CXXFunctionalCastExpr *E) { VisitExplicitCastExpr(E); E->setTypeBeginLoc(ReadSourceLocation(Record, Idx)); E->setRParenLoc(ReadSourceLocation(Record, Idx)); } void ASTStmtReader::VisitCXXBoolLiteralExpr(CXXBoolLiteralExpr *E) { VisitExpr(E); E->setValue(Record[Idx++]); E->setLocation(ReadSourceLocation(Record, Idx)); } void ASTStmtReader::VisitCXXNullPtrLiteralExpr(CXXNullPtrLiteralExpr *E) { VisitExpr(E); E->setLocation(ReadSourceLocation(Record, Idx)); } void ASTStmtReader::VisitCXXTypeidExpr(CXXTypeidExpr *E) { VisitExpr(E); E->setSourceRange(ReadSourceRange(Record, Idx)); if (E->isTypeOperand()) { // typeid(int) E->setTypeOperandSourceInfo( GetTypeSourceInfo(Record, Idx)); return; } // typeid(42+2) E->setExprOperand(Reader.ReadSubExpr()); } void ASTStmtReader::VisitCXXUuidofExpr(CXXUuidofExpr *E) { VisitExpr(E); E->setSourceRange(ReadSourceRange(Record, Idx)); if (E->isTypeOperand()) { // __uuidof(ComType) E->setTypeOperandSourceInfo( GetTypeSourceInfo(Record, Idx)); return; } // __uuidof(expr) E->setExprOperand(Reader.ReadSubExpr()); } void ASTStmtReader::VisitCXXThisExpr(CXXThisExpr *E) { VisitExpr(E); E->setLocation(ReadSourceLocation(Record, Idx)); E->setImplicit(Record[Idx++]); } void ASTStmtReader::VisitCXXThrowExpr(CXXThrowExpr *E) { VisitExpr(E); E->setThrowLoc(ReadSourceLocation(Record, Idx)); E->setSubExpr(Reader.ReadSubExpr()); } void ASTStmtReader::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(Reader.GetDecl(Record[Idx++]))); E->Loc = ReadSourceLocation(Record, Idx); } void ASTStmtReader::VisitCXXBindTemporaryExpr(CXXBindTemporaryExpr *E) { VisitExpr(E); E->setTemporary(Reader.ReadCXXTemporary(Record, Idx)); E->setSubExpr(Reader.ReadSubExpr()); } void ASTStmtReader::VisitCXXScalarValueInitExpr(CXXScalarValueInitExpr *E) { VisitExpr(E); E->TypeInfo = GetTypeSourceInfo(Record, Idx); E->RParenLoc = ReadSourceLocation(Record, Idx); } void ASTStmtReader::VisitCXXNewExpr(CXXNewExpr *E) { VisitExpr(E); E->GlobalNew = Record[Idx++]; E->Initializer = Record[Idx++]; E->UsualArrayDeleteWantsSize = Record[Idx++]; bool isArray = Record[Idx++]; unsigned NumPlacementArgs = Record[Idx++]; unsigned NumCtorArgs = Record[Idx++]; E->setOperatorNew(cast_or_null(Reader.GetDecl(Record[Idx++]))); E->setOperatorDelete( cast_or_null(Reader.GetDecl(Record[Idx++]))); E->setConstructor( cast_or_null(Reader.GetDecl(Record[Idx++]))); E->AllocatedTypeInfo = GetTypeSourceInfo(Record, Idx); SourceRange TypeIdParens; TypeIdParens.setBegin(ReadSourceLocation(Record, Idx)); TypeIdParens.setEnd(ReadSourceLocation(Record, Idx)); E->TypeIdParens = TypeIdParens; E->StartLoc = ReadSourceLocation(Record, Idx); E->EndLoc = ReadSourceLocation(Record, Idx); E->ConstructorLParen = ReadSourceLocation(Record, Idx); E->ConstructorRParen = ReadSourceLocation(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 ASTStmtReader::VisitCXXDeleteExpr(CXXDeleteExpr *E) { VisitExpr(E); E->GlobalDelete = Record[Idx++]; E->ArrayForm = Record[Idx++]; E->ArrayFormAsWritten = Record[Idx++]; E->UsualArrayDeleteWantsSize = Record[Idx++]; E->OperatorDelete = cast_or_null(Reader.GetDecl(Record[Idx++])); E->Argument = Reader.ReadSubExpr(); E->Loc = ReadSourceLocation(Record, Idx); } void ASTStmtReader::VisitCXXPseudoDestructorExpr(CXXPseudoDestructorExpr *E) { VisitExpr(E); E->Base = Reader.ReadSubExpr(); E->IsArrow = Record[Idx++]; E->OperatorLoc = ReadSourceLocation(Record, Idx); E->QualifierLoc = Reader.ReadNestedNameSpecifierLoc(F, Record, Idx); E->ScopeType = GetTypeSourceInfo(Record, Idx); E->ColonColonLoc = ReadSourceLocation(Record, Idx); E->TildeLoc = ReadSourceLocation(Record, Idx); IdentifierInfo *II = Reader.GetIdentifierInfo(Record, Idx); if (II) E->setDestroyedType(II, ReadSourceLocation(Record, Idx)); else E->setDestroyedType(GetTypeSourceInfo(Record, Idx)); } void ASTStmtReader::VisitExprWithCleanups(ExprWithCleanups *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 ASTStmtReader::VisitCXXDependentScopeMemberExpr(CXXDependentScopeMemberExpr *E){ VisitExpr(E); if (Record[Idx++]) ReadExplicitTemplateArgumentList(E->getExplicitTemplateArgs(), Record[Idx++]); E->Base = Reader.ReadSubExpr(); E->BaseType = Reader.GetType(Record[Idx++]); E->IsArrow = Record[Idx++]; E->OperatorLoc = ReadSourceLocation(Record, Idx); E->QualifierLoc = Reader.ReadNestedNameSpecifierLoc(F, Record, Idx); E->FirstQualifierFoundInScope = cast_or_null(Reader.GetDecl(Record[Idx++])); ReadDeclarationNameInfo(E->MemberNameInfo, Record, Idx); } void ASTStmtReader::VisitDependentScopeDeclRefExpr(DependentScopeDeclRefExpr *E) { VisitExpr(E); if (Record[Idx++]) ReadExplicitTemplateArgumentList(E->getExplicitTemplateArgs(), Record[Idx++]); E->QualifierLoc = Reader.ReadNestedNameSpecifierLoc(F, Record, Idx); ReadDeclarationNameInfo(E->NameInfo, Record, Idx); } void ASTStmtReader::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->Type = GetTypeSourceInfo(Record, Idx); E->setLParenLoc(ReadSourceLocation(Record, Idx)); E->setRParenLoc(ReadSourceLocation(Record, Idx)); } void ASTStmtReader::VisitOverloadExpr(OverloadExpr *E) { VisitExpr(E); // Read the explicit template argument list, if available. if (Record[Idx++]) ReadExplicitTemplateArgumentList(E->getExplicitTemplateArgs(), Record[Idx++]); unsigned NumDecls = Record[Idx++]; UnresolvedSet<8> Decls; for (unsigned i = 0; i != NumDecls; ++i) { NamedDecl *D = cast(Reader.GetDecl(Record[Idx++])); AccessSpecifier AS = (AccessSpecifier)Record[Idx++]; Decls.addDecl(D, AS); } E->initializeResults(*Reader.getContext(), Decls.begin(), Decls.end()); ReadDeclarationNameInfo(E->NameInfo, Record, Idx); E->QualifierLoc = Reader.ReadNestedNameSpecifierLoc(F, Record, Idx); } void ASTStmtReader::VisitUnresolvedMemberExpr(UnresolvedMemberExpr *E) { VisitOverloadExpr(E); E->IsArrow = Record[Idx++]; E->HasUnresolvedUsing = Record[Idx++]; E->Base = Reader.ReadSubExpr(); E->BaseType = Reader.GetType(Record[Idx++]); E->OperatorLoc = ReadSourceLocation(Record, Idx); } void ASTStmtReader::VisitUnresolvedLookupExpr(UnresolvedLookupExpr *E) { VisitOverloadExpr(E); E->RequiresADL = Record[Idx++]; if (E->RequiresADL) E->StdIsAssociatedNamespace = Record[Idx++]; E->Overloaded = Record[Idx++]; E->NamingClass = cast_or_null(Reader.GetDecl(Record[Idx++])); } void ASTStmtReader::VisitUnaryTypeTraitExpr(UnaryTypeTraitExpr *E) { VisitExpr(E); E->UTT = (UnaryTypeTrait)Record[Idx++]; E->Value = (bool)Record[Idx++]; SourceRange Range = ReadSourceRange(Record, Idx); E->Loc = Range.getBegin(); E->RParen = Range.getEnd(); E->QueriedType = GetTypeSourceInfo(Record, Idx); } void ASTStmtReader::VisitBinaryTypeTraitExpr(BinaryTypeTraitExpr *E) { VisitExpr(E); E->BTT = (BinaryTypeTrait)Record[Idx++]; E->Value = (bool)Record[Idx++]; SourceRange Range = ReadSourceRange(Record, Idx); E->Loc = Range.getBegin(); E->RParen = Range.getEnd(); E->LhsType = GetTypeSourceInfo(Record, Idx); E->RhsType = GetTypeSourceInfo(Record, Idx); } void ASTStmtReader::VisitArrayTypeTraitExpr(ArrayTypeTraitExpr *E) { VisitExpr(E); E->ATT = (ArrayTypeTrait)Record[Idx++]; E->Value = (unsigned int)Record[Idx++]; SourceRange Range = ReadSourceRange(Record, Idx); E->Loc = Range.getBegin(); E->RParen = Range.getEnd(); E->QueriedType = GetTypeSourceInfo(Record, Idx); } void ASTStmtReader::VisitExpressionTraitExpr(ExpressionTraitExpr *E) { VisitExpr(E); E->ET = (ExpressionTrait)Record[Idx++]; E->Value = (bool)Record[Idx++]; SourceRange Range = ReadSourceRange(Record, Idx); E->QueriedExpression = Reader.ReadSubExpr(); E->Loc = Range.getBegin(); E->RParen = Range.getEnd(); } void ASTStmtReader::VisitCXXNoexceptExpr(CXXNoexceptExpr *E) { VisitExpr(E); E->Value = (bool)Record[Idx++]; E->Range = ReadSourceRange(Record, Idx); E->Operand = Reader.ReadSubExpr(); } void ASTStmtReader::VisitPackExpansionExpr(PackExpansionExpr *E) { VisitExpr(E); E->EllipsisLoc = ReadSourceLocation(Record, Idx); E->NumExpansions = Record[Idx++]; E->Pattern = Reader.ReadSubExpr(); } void ASTStmtReader::VisitSizeOfPackExpr(SizeOfPackExpr *E) { VisitExpr(E); E->OperatorLoc = ReadSourceLocation(Record, Idx); E->PackLoc = ReadSourceLocation(Record, Idx); E->RParenLoc = ReadSourceLocation(Record, Idx); E->Length = Record[Idx++]; E->Pack = cast_or_null(Reader.GetDecl(Record[Idx++])); } void ASTStmtReader::VisitSubstNonTypeTemplateParmPackExpr( SubstNonTypeTemplateParmPackExpr *E) { VisitExpr(E); E->Param = cast_or_null(Reader.GetDecl(Record[Idx++])); TemplateArgument ArgPack = Reader.ReadTemplateArgument(F, Record, Idx); if (ArgPack.getKind() != TemplateArgument::Pack) return; E->Arguments = ArgPack.pack_begin(); E->NumArguments = ArgPack.pack_size(); E->NameLoc = ReadSourceLocation(Record, Idx); } void ASTStmtReader::VisitOpaqueValueExpr(OpaqueValueExpr *E) { VisitExpr(E); Idx++; // skip ID E->Loc = ReadSourceLocation(Record, Idx); } //===----------------------------------------------------------------------===// // CUDA Expressions and Statements //===----------------------------------------------------------------------===// void ASTStmtReader::VisitCUDAKernelCallExpr(CUDAKernelCallExpr *E) { VisitCallExpr(E); E->setConfig(cast(Reader.ReadSubExpr())); } Stmt *ASTReader::ReadStmt(PerFileData &F) { switch (ReadingKind) { case Read_Decl: case Read_Type: return ReadStmtFromStream(F); case Read_Stmt: return ReadSubStmt(); } llvm_unreachable("ReadingKind not set ?"); return 0; } Expr *ASTReader::ReadExpr(PerFileData &F) { return cast_or_null(ReadStmt(F)); } Expr *ASTReader::ReadSubExpr() { return cast_or_null(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 *ASTReader::ReadStmtFromStream(PerFileData &F) { ReadingKindTracker ReadingKind(Read_Stmt, *this); llvm::BitstreamCursor &Cursor = F.DeclsCursor; #ifndef NDEBUG unsigned PrevNumStmts = StmtStack.size(); #endif RecordData Record; unsigned Idx; ASTStmtReader Reader(*this, F, Cursor, 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 AST 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 AST file"); return 0; } continue; } if (Code == llvm::bitc::DEFINE_ABBREV) { Cursor.ReadAbbrevRecord(); continue; } Stmt *S = 0; Idx = 0; Record.clear(); bool Finished = false; switch ((StmtCode)Cursor.ReadRecord(Code, Record)) { case STMT_STOP: Finished = true; break; case STMT_NULL_PTR: S = 0; break; case STMT_NULL: S = new (Context) NullStmt(Empty); break; case STMT_COMPOUND: S = new (Context) CompoundStmt(Empty); break; case STMT_CASE: S = new (Context) CaseStmt(Empty); break; case STMT_DEFAULT: S = new (Context) DefaultStmt(Empty); break; case STMT_LABEL: S = new (Context) LabelStmt(Empty); break; case STMT_IF: S = new (Context) IfStmt(Empty); break; case STMT_SWITCH: S = new (Context) SwitchStmt(Empty); break; case STMT_WHILE: S = new (Context) WhileStmt(Empty); break; case STMT_DO: S = new (Context) DoStmt(Empty); break; case STMT_FOR: S = new (Context) ForStmt(Empty); break; case STMT_GOTO: S = new (Context) GotoStmt(Empty); break; case STMT_INDIRECT_GOTO: S = new (Context) IndirectGotoStmt(Empty); break; case STMT_CONTINUE: S = new (Context) ContinueStmt(Empty); break; case STMT_BREAK: S = new (Context) BreakStmt(Empty); break; case STMT_RETURN: S = new (Context) ReturnStmt(Empty); break; case STMT_DECL: S = new (Context) DeclStmt(Empty); break; case STMT_ASM: S = new (Context) AsmStmt(Empty); break; case EXPR_PREDEFINED: S = new (Context) PredefinedExpr(Empty); break; case EXPR_DECL_REF: S = DeclRefExpr::CreateEmpty( *Context, /*HasQualifier=*/Record[ASTStmtReader::NumExprFields], /*HasFoundDecl=*/Record[ASTStmtReader::NumExprFields + 1], /*HasExplicitTemplateArgs=*/Record[ASTStmtReader::NumExprFields + 2], /*NumTemplateArgs=*/Record[ASTStmtReader::NumExprFields + 2] ? Record[ASTStmtReader::NumExprFields + 3] : 0); break; case EXPR_INTEGER_LITERAL: S = IntegerLiteral::Create(*Context, Empty); break; case EXPR_FLOATING_LITERAL: S = FloatingLiteral::Create(*Context, Empty); break; case EXPR_IMAGINARY_LITERAL: S = new (Context) ImaginaryLiteral(Empty); break; case EXPR_STRING_LITERAL: S = StringLiteral::CreateEmpty(*Context, Record[ASTStmtReader::NumExprFields + 1]); break; case EXPR_CHARACTER_LITERAL: S = new (Context) CharacterLiteral(Empty); break; case EXPR_PAREN: S = new (Context) ParenExpr(Empty); break; case EXPR_PAREN_LIST: S = new (Context) ParenListExpr(Empty); break; case EXPR_UNARY_OPERATOR: S = new (Context) UnaryOperator(Empty); break; case EXPR_OFFSETOF: S = OffsetOfExpr::CreateEmpty(*Context, Record[ASTStmtReader::NumExprFields], Record[ASTStmtReader::NumExprFields + 1]); break; case EXPR_SIZEOF_ALIGN_OF: S = new (Context) UnaryExprOrTypeTraitExpr(Empty); break; case EXPR_ARRAY_SUBSCRIPT: S = new (Context) ArraySubscriptExpr(Empty); break; case EXPR_CALL: S = new (Context) CallExpr(*Context, Stmt::CallExprClass, Empty); break; case 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); NestedNameSpecifierLoc QualifierLoc; if (Record[Idx++]) { // HasQualifier. QualifierLoc = ReadNestedNameSpecifierLoc(F, Record, Idx); } TemplateArgumentListInfo ArgInfo; bool HasExplicitTemplateArgs = Record[Idx++]; if (HasExplicitTemplateArgs) { unsigned NumTemplateArgs = Record[Idx++]; ArgInfo.setLAngleLoc(ReadSourceLocation(F, Record, Idx)); ArgInfo.setRAngleLoc(ReadSourceLocation(F, Record, Idx)); for (unsigned i = 0; i != NumTemplateArgs; ++i) ArgInfo.addArgument(ReadTemplateArgumentLoc(F, Record, Idx)); } NamedDecl *FoundD = cast_or_null(GetDecl(Record[Idx++])); AccessSpecifier AS = (AccessSpecifier)Record[Idx++]; DeclAccessPair FoundDecl = DeclAccessPair::make(FoundD, AS); QualType T = GetType(Record[Idx++]); ExprValueKind VK = static_cast(Record[Idx++]); ExprObjectKind OK = static_cast(Record[Idx++]); Expr *Base = ReadSubExpr(); ValueDecl *MemberD = cast(GetDecl(Record[Idx++])); SourceLocation MemberLoc = ReadSourceLocation(F, Record, Idx); DeclarationNameInfo MemberNameInfo(MemberD->getDeclName(), MemberLoc); bool IsArrow = Record[Idx++]; S = MemberExpr::Create(*Context, Base, IsArrow, QualifierLoc, MemberD, FoundDecl, MemberNameInfo, HasExplicitTemplateArgs ? &ArgInfo : 0, T, VK, OK); ReadDeclarationNameLoc(F, cast(S)->MemberDNLoc, MemberD->getDeclName(), Record, Idx); break; } case EXPR_BINARY_OPERATOR: S = new (Context) BinaryOperator(Empty); break; case EXPR_COMPOUND_ASSIGN_OPERATOR: S = new (Context) CompoundAssignOperator(Empty); break; case EXPR_CONDITIONAL_OPERATOR: S = new (Context) ConditionalOperator(Empty); break; case EXPR_BINARY_CONDITIONAL_OPERATOR: S = new (Context) BinaryConditionalOperator(Empty); break; case EXPR_IMPLICIT_CAST: S = ImplicitCastExpr::CreateEmpty(*Context, /*PathSize*/ Record[ASTStmtReader::NumExprFields]); break; case EXPR_CSTYLE_CAST: S = CStyleCastExpr::CreateEmpty(*Context, /*PathSize*/ Record[ASTStmtReader::NumExprFields]); break; case EXPR_COMPOUND_LITERAL: S = new (Context) CompoundLiteralExpr(Empty); break; case EXPR_EXT_VECTOR_ELEMENT: S = new (Context) ExtVectorElementExpr(Empty); break; case EXPR_INIT_LIST: S = new (Context) InitListExpr(*getContext(), Empty); break; case EXPR_DESIGNATED_INIT: S = DesignatedInitExpr::CreateEmpty(*Context, Record[ASTStmtReader::NumExprFields] - 1); break; case EXPR_IMPLICIT_VALUE_INIT: S = new (Context) ImplicitValueInitExpr(Empty); break; case EXPR_VA_ARG: S = new (Context) VAArgExpr(Empty); break; case EXPR_ADDR_LABEL: S = new (Context) AddrLabelExpr(Empty); break; case EXPR_STMT: S = new (Context) StmtExpr(Empty); break; case EXPR_CHOOSE: S = new (Context) ChooseExpr(Empty); break; case EXPR_GNU_NULL: S = new (Context) GNUNullExpr(Empty); break; case EXPR_SHUFFLE_VECTOR: S = new (Context) ShuffleVectorExpr(Empty); break; case EXPR_BLOCK: S = new (Context) BlockExpr(Empty); break; case EXPR_BLOCK_DECL_REF: S = new (Context) BlockDeclRefExpr(Empty); break; case EXPR_GENERIC_SELECTION: S = new (Context) GenericSelectionExpr(Empty); break; case EXPR_OBJC_STRING_LITERAL: S = new (Context) ObjCStringLiteral(Empty); break; case EXPR_OBJC_ENCODE: S = new (Context) ObjCEncodeExpr(Empty); break; case EXPR_OBJC_SELECTOR_EXPR: S = new (Context) ObjCSelectorExpr(Empty); break; case EXPR_OBJC_PROTOCOL_EXPR: S = new (Context) ObjCProtocolExpr(Empty); break; case EXPR_OBJC_IVAR_REF_EXPR: S = new (Context) ObjCIvarRefExpr(Empty); break; case EXPR_OBJC_PROPERTY_REF_EXPR: S = new (Context) ObjCPropertyRefExpr(Empty); break; case EXPR_OBJC_KVC_REF_EXPR: llvm_unreachable("mismatching AST file"); break; case EXPR_OBJC_MESSAGE_EXPR: S = ObjCMessageExpr::CreateEmpty(*Context, Record[ASTStmtReader::NumExprFields]); break; case EXPR_OBJC_ISA: S = new (Context) ObjCIsaExpr(Empty); break; case STMT_OBJC_FOR_COLLECTION: S = new (Context) ObjCForCollectionStmt(Empty); break; case STMT_OBJC_CATCH: S = new (Context) ObjCAtCatchStmt(Empty); break; case STMT_OBJC_FINALLY: S = new (Context) ObjCAtFinallyStmt(Empty); break; case STMT_OBJC_AT_TRY: S = ObjCAtTryStmt::CreateEmpty(*Context, Record[ASTStmtReader::NumStmtFields], Record[ASTStmtReader::NumStmtFields + 1]); break; case STMT_OBJC_AT_SYNCHRONIZED: S = new (Context) ObjCAtSynchronizedStmt(Empty); break; case STMT_OBJC_AT_THROW: S = new (Context) ObjCAtThrowStmt(Empty); break; case STMT_CXX_CATCH: S = new (Context) CXXCatchStmt(Empty); break; case STMT_CXX_TRY: S = CXXTryStmt::Create(*Context, Empty, /*NumHandlers=*/Record[ASTStmtReader::NumStmtFields]); break; case STMT_CXX_FOR_RANGE: S = new (Context) CXXForRangeStmt(Empty); break; case EXPR_CXX_OPERATOR_CALL: S = new (Context) CXXOperatorCallExpr(*Context, Empty); break; case EXPR_CXX_MEMBER_CALL: S = new (Context) CXXMemberCallExpr(*Context, Empty); break; case EXPR_CXX_CONSTRUCT: S = new (Context) CXXConstructExpr(Empty); break; case EXPR_CXX_TEMPORARY_OBJECT: S = new (Context) CXXTemporaryObjectExpr(Empty); break; case EXPR_CXX_STATIC_CAST: S = CXXStaticCastExpr::CreateEmpty(*Context, /*PathSize*/ Record[ASTStmtReader::NumExprFields]); break; case EXPR_CXX_DYNAMIC_CAST: S = CXXDynamicCastExpr::CreateEmpty(*Context, /*PathSize*/ Record[ASTStmtReader::NumExprFields]); break; case EXPR_CXX_REINTERPRET_CAST: S = CXXReinterpretCastExpr::CreateEmpty(*Context, /*PathSize*/ Record[ASTStmtReader::NumExprFields]); break; case EXPR_CXX_CONST_CAST: S = CXXConstCastExpr::CreateEmpty(*Context); break; case EXPR_CXX_FUNCTIONAL_CAST: S = CXXFunctionalCastExpr::CreateEmpty(*Context, /*PathSize*/ Record[ASTStmtReader::NumExprFields]); break; case EXPR_CXX_BOOL_LITERAL: S = new (Context) CXXBoolLiteralExpr(Empty); break; case EXPR_CXX_NULL_PTR_LITERAL: S = new (Context) CXXNullPtrLiteralExpr(Empty); break; case EXPR_CXX_TYPEID_EXPR: S = new (Context) CXXTypeidExpr(Empty, true); break; case EXPR_CXX_TYPEID_TYPE: S = new (Context) CXXTypeidExpr(Empty, false); break; case EXPR_CXX_UUIDOF_EXPR: S = new (Context) CXXUuidofExpr(Empty, true); break; case EXPR_CXX_UUIDOF_TYPE: S = new (Context) CXXUuidofExpr(Empty, false); break; case EXPR_CXX_THIS: S = new (Context) CXXThisExpr(Empty); break; case EXPR_CXX_THROW: S = new (Context) CXXThrowExpr(Empty); break; case EXPR_CXX_DEFAULT_ARG: { bool HasOtherExprStored = Record[ASTStmtReader::NumExprFields]; if (HasOtherExprStored) { Expr *SubExpr = ReadSubExpr(); S = CXXDefaultArgExpr::Create(*Context, SourceLocation(), 0, SubExpr); } else S = new (Context) CXXDefaultArgExpr(Empty); break; } case EXPR_CXX_BIND_TEMPORARY: S = new (Context) CXXBindTemporaryExpr(Empty); break; case EXPR_CXX_SCALAR_VALUE_INIT: S = new (Context) CXXScalarValueInitExpr(Empty); break; case EXPR_CXX_NEW: S = new (Context) CXXNewExpr(Empty); break; case EXPR_CXX_DELETE: S = new (Context) CXXDeleteExpr(Empty); break; case EXPR_CXX_PSEUDO_DESTRUCTOR: S = new (Context) CXXPseudoDestructorExpr(Empty); break; case EXPR_EXPR_WITH_CLEANUPS: S = new (Context) ExprWithCleanups(Empty); break; case EXPR_CXX_DEPENDENT_SCOPE_MEMBER: S = CXXDependentScopeMemberExpr::CreateEmpty(*Context, /*HasExplicitTemplateArgs=*/Record[ASTStmtReader::NumExprFields], /*NumTemplateArgs=*/Record[ASTStmtReader::NumExprFields] ? Record[ASTStmtReader::NumExprFields + 1] : 0); break; case EXPR_CXX_DEPENDENT_SCOPE_DECL_REF: S = DependentScopeDeclRefExpr::CreateEmpty(*Context, /*HasExplicitTemplateArgs=*/Record[ASTStmtReader::NumExprFields], /*NumTemplateArgs=*/Record[ASTStmtReader::NumExprFields] ? Record[ASTStmtReader::NumExprFields + 1] : 0); break; case EXPR_CXX_UNRESOLVED_CONSTRUCT: S = CXXUnresolvedConstructExpr::CreateEmpty(*Context, /*NumArgs=*/Record[ASTStmtReader::NumExprFields]); break; case EXPR_CXX_UNRESOLVED_MEMBER: S = UnresolvedMemberExpr::CreateEmpty(*Context, /*HasExplicitTemplateArgs=*/Record[ASTStmtReader::NumExprFields], /*NumTemplateArgs=*/Record[ASTStmtReader::NumExprFields] ? Record[ASTStmtReader::NumExprFields + 1] : 0); break; case EXPR_CXX_UNRESOLVED_LOOKUP: S = UnresolvedLookupExpr::CreateEmpty(*Context, /*HasExplicitTemplateArgs=*/Record[ASTStmtReader::NumExprFields], /*NumTemplateArgs=*/Record[ASTStmtReader::NumExprFields] ? Record[ASTStmtReader::NumExprFields + 1] : 0); break; case EXPR_CXX_UNARY_TYPE_TRAIT: S = new (Context) UnaryTypeTraitExpr(Empty); break; case EXPR_BINARY_TYPE_TRAIT: S = new (Context) BinaryTypeTraitExpr(Empty); break; case EXPR_ARRAY_TYPE_TRAIT: S = new (Context) ArrayTypeTraitExpr(Empty); break; case EXPR_CXX_EXPRESSION_TRAIT: S = new (Context) ExpressionTraitExpr(Empty); break; case EXPR_CXX_NOEXCEPT: S = new (Context) CXXNoexceptExpr(Empty); break; case EXPR_PACK_EXPANSION: S = new (Context) PackExpansionExpr(Empty); break; case EXPR_SIZEOF_PACK: S = new (Context) SizeOfPackExpr(Empty); break; case EXPR_SUBST_NON_TYPE_TEMPLATE_PARM_PACK: S = new (Context) SubstNonTypeTemplateParmPackExpr(Empty); break; case EXPR_OPAQUE_VALUE: { unsigned key = Record[ASTStmtReader::NumExprFields]; OpaqueValueExpr *&expr = OpaqueValueExprs[key]; // If we already have an entry for this opaque value expression, // don't bother reading it again. if (expr) { StmtStack.push_back(expr); continue; } S = expr = new (Context) OpaqueValueExpr(Empty); break; } case EXPR_CUDA_KERNEL_CALL: S = new (Context) CUDAKernelCallExpr(*Context, Empty); break; case EXPR_ASTYPE: S = new (Context) AsTypeExpr(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(); }