| //===--- 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 { |
| class PCHStmtReader : public StmtVisitor<PCHStmtReader, unsigned> { |
| PCHReader &Reader; |
| const PCHReader::RecordData &Record; |
| unsigned &Idx; |
| llvm::SmallVectorImpl<Stmt *> &StmtStack; |
| |
| public: |
| PCHStmtReader(PCHReader &Reader, const PCHReader::RecordData &Record, |
| unsigned &Idx, llvm::SmallVectorImpl<Stmt *> &StmtStack) |
| : Reader(Reader), Record(Record), Idx(Idx), StmtStack(StmtStack) { } |
| |
| /// \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; |
| |
| // Each of the Visit* functions reads in part of the expression |
| // from the given record and the current expression stack, then |
| // return the total number of operands that it read from the |
| // expression stack. |
| |
| unsigned VisitStmt(Stmt *S); |
| unsigned VisitNullStmt(NullStmt *S); |
| unsigned VisitCompoundStmt(CompoundStmt *S); |
| unsigned VisitSwitchCase(SwitchCase *S); |
| unsigned VisitCaseStmt(CaseStmt *S); |
| unsigned VisitDefaultStmt(DefaultStmt *S); |
| unsigned VisitLabelStmt(LabelStmt *S); |
| unsigned VisitIfStmt(IfStmt *S); |
| unsigned VisitSwitchStmt(SwitchStmt *S); |
| unsigned VisitWhileStmt(WhileStmt *S); |
| unsigned VisitDoStmt(DoStmt *S); |
| unsigned VisitForStmt(ForStmt *S); |
| unsigned VisitGotoStmt(GotoStmt *S); |
| unsigned VisitIndirectGotoStmt(IndirectGotoStmt *S); |
| unsigned VisitContinueStmt(ContinueStmt *S); |
| unsigned VisitBreakStmt(BreakStmt *S); |
| unsigned VisitReturnStmt(ReturnStmt *S); |
| unsigned VisitDeclStmt(DeclStmt *S); |
| unsigned VisitAsmStmt(AsmStmt *S); |
| unsigned VisitExpr(Expr *E); |
| unsigned VisitPredefinedExpr(PredefinedExpr *E); |
| unsigned VisitDeclRefExpr(DeclRefExpr *E); |
| unsigned VisitIntegerLiteral(IntegerLiteral *E); |
| unsigned VisitFloatingLiteral(FloatingLiteral *E); |
| unsigned VisitImaginaryLiteral(ImaginaryLiteral *E); |
| unsigned VisitStringLiteral(StringLiteral *E); |
| unsigned VisitCharacterLiteral(CharacterLiteral *E); |
| unsigned VisitParenExpr(ParenExpr *E); |
| unsigned VisitUnaryOperator(UnaryOperator *E); |
| unsigned VisitSizeOfAlignOfExpr(SizeOfAlignOfExpr *E); |
| unsigned VisitArraySubscriptExpr(ArraySubscriptExpr *E); |
| unsigned VisitCallExpr(CallExpr *E); |
| unsigned VisitMemberExpr(MemberExpr *E); |
| unsigned VisitCastExpr(CastExpr *E); |
| unsigned VisitBinaryOperator(BinaryOperator *E); |
| unsigned VisitCompoundAssignOperator(CompoundAssignOperator *E); |
| unsigned VisitConditionalOperator(ConditionalOperator *E); |
| unsigned VisitImplicitCastExpr(ImplicitCastExpr *E); |
| unsigned VisitExplicitCastExpr(ExplicitCastExpr *E); |
| unsigned VisitCStyleCastExpr(CStyleCastExpr *E); |
| unsigned VisitCompoundLiteralExpr(CompoundLiteralExpr *E); |
| unsigned VisitExtVectorElementExpr(ExtVectorElementExpr *E); |
| unsigned VisitInitListExpr(InitListExpr *E); |
| unsigned VisitDesignatedInitExpr(DesignatedInitExpr *E); |
| unsigned VisitImplicitValueInitExpr(ImplicitValueInitExpr *E); |
| unsigned VisitVAArgExpr(VAArgExpr *E); |
| unsigned VisitAddrLabelExpr(AddrLabelExpr *E); |
| unsigned VisitStmtExpr(StmtExpr *E); |
| unsigned VisitTypesCompatibleExpr(TypesCompatibleExpr *E); |
| unsigned VisitChooseExpr(ChooseExpr *E); |
| unsigned VisitGNUNullExpr(GNUNullExpr *E); |
| unsigned VisitShuffleVectorExpr(ShuffleVectorExpr *E); |
| unsigned VisitBlockExpr(BlockExpr *E); |
| unsigned VisitBlockDeclRefExpr(BlockDeclRefExpr *E); |
| unsigned VisitObjCStringLiteral(ObjCStringLiteral *E); |
| unsigned VisitObjCEncodeExpr(ObjCEncodeExpr *E); |
| unsigned VisitObjCSelectorExpr(ObjCSelectorExpr *E); |
| unsigned VisitObjCProtocolExpr(ObjCProtocolExpr *E); |
| unsigned VisitObjCIvarRefExpr(ObjCIvarRefExpr *E); |
| unsigned VisitObjCPropertyRefExpr(ObjCPropertyRefExpr *E); |
| unsigned VisitObjCImplicitSetterGetterRefExpr( |
| ObjCImplicitSetterGetterRefExpr *E); |
| unsigned VisitObjCMessageExpr(ObjCMessageExpr *E); |
| unsigned VisitObjCSuperExpr(ObjCSuperExpr *E); |
| unsigned VisitObjCIsaExpr(ObjCIsaExpr *E); |
| |
| unsigned VisitObjCForCollectionStmt(ObjCForCollectionStmt *); |
| unsigned VisitObjCAtCatchStmt(ObjCAtCatchStmt *); |
| unsigned VisitObjCAtFinallyStmt(ObjCAtFinallyStmt *); |
| unsigned VisitObjCAtTryStmt(ObjCAtTryStmt *); |
| unsigned VisitObjCAtSynchronizedStmt(ObjCAtSynchronizedStmt *); |
| unsigned VisitObjCAtThrowStmt(ObjCAtThrowStmt *); |
| |
| unsigned VisitCXXOperatorCallExpr(CXXOperatorCallExpr *E); |
| unsigned VisitCXXConstructExpr(CXXConstructExpr *E); |
| unsigned VisitCXXNamedCastExpr(CXXNamedCastExpr *E); |
| unsigned VisitCXXStaticCastExpr(CXXStaticCastExpr *E); |
| unsigned VisitCXXDynamicCastExpr(CXXDynamicCastExpr *E); |
| unsigned VisitCXXReinterpretCastExpr(CXXReinterpretCastExpr *E); |
| unsigned VisitCXXConstCastExpr(CXXConstCastExpr *E); |
| unsigned VisitCXXFunctionalCastExpr(CXXFunctionalCastExpr *E); |
| }; |
| } |
| |
| unsigned PCHStmtReader::VisitStmt(Stmt *S) { |
| assert(Idx == NumStmtFields && "Incorrect statement field count"); |
| return 0; |
| } |
| |
| unsigned PCHStmtReader::VisitNullStmt(NullStmt *S) { |
| VisitStmt(S); |
| S->setSemiLoc(SourceLocation::getFromRawEncoding(Record[Idx++])); |
| return 0; |
| } |
| |
| unsigned PCHStmtReader::VisitCompoundStmt(CompoundStmt *S) { |
| VisitStmt(S); |
| unsigned NumStmts = Record[Idx++]; |
| S->setStmts(*Reader.getContext(), |
| StmtStack.data() + StmtStack.size() - NumStmts, NumStmts); |
| S->setLBracLoc(SourceLocation::getFromRawEncoding(Record[Idx++])); |
| S->setRBracLoc(SourceLocation::getFromRawEncoding(Record[Idx++])); |
| return NumStmts; |
| } |
| |
| unsigned PCHStmtReader::VisitSwitchCase(SwitchCase *S) { |
| VisitStmt(S); |
| Reader.RecordSwitchCaseID(S, Record[Idx++]); |
| return 0; |
| } |
| |
| unsigned PCHStmtReader::VisitCaseStmt(CaseStmt *S) { |
| VisitSwitchCase(S); |
| S->setLHS(cast<Expr>(StmtStack[StmtStack.size() - 3])); |
| S->setRHS(cast_or_null<Expr>(StmtStack[StmtStack.size() - 2])); |
| S->setSubStmt(StmtStack.back()); |
| S->setCaseLoc(SourceLocation::getFromRawEncoding(Record[Idx++])); |
| S->setEllipsisLoc(SourceLocation::getFromRawEncoding(Record[Idx++])); |
| S->setColonLoc(SourceLocation::getFromRawEncoding(Record[Idx++])); |
| return 3; |
| } |
| |
| unsigned PCHStmtReader::VisitDefaultStmt(DefaultStmt *S) { |
| VisitSwitchCase(S); |
| S->setSubStmt(StmtStack.back()); |
| S->setDefaultLoc(SourceLocation::getFromRawEncoding(Record[Idx++])); |
| S->setColonLoc(SourceLocation::getFromRawEncoding(Record[Idx++])); |
| return 1; |
| } |
| |
| unsigned PCHStmtReader::VisitLabelStmt(LabelStmt *S) { |
| VisitStmt(S); |
| S->setID(Reader.GetIdentifierInfo(Record, Idx)); |
| S->setSubStmt(StmtStack.back()); |
| S->setIdentLoc(SourceLocation::getFromRawEncoding(Record[Idx++])); |
| Reader.RecordLabelStmt(S, Record[Idx++]); |
| return 1; |
| } |
| |
| unsigned PCHStmtReader::VisitIfStmt(IfStmt *S) { |
| VisitStmt(S); |
| S->setConditionVariable(cast_or_null<VarDecl>(Reader.GetDecl(Record[Idx++]))); |
| S->setCond(cast<Expr>(StmtStack[StmtStack.size() - 3])); |
| S->setThen(StmtStack[StmtStack.size() - 2]); |
| S->setElse(StmtStack[StmtStack.size() - 1]); |
| S->setIfLoc(SourceLocation::getFromRawEncoding(Record[Idx++])); |
| S->setElseLoc(SourceLocation::getFromRawEncoding(Record[Idx++])); |
| return 3; |
| } |
| |
| unsigned PCHStmtReader::VisitSwitchStmt(SwitchStmt *S) { |
| VisitStmt(S); |
| S->setConditionVariable(cast_or_null<VarDecl>(Reader.GetDecl(Record[Idx++]))); |
| S->setCond(cast<Expr>(StmtStack[StmtStack.size() - 2])); |
| S->setBody(StmtStack.back()); |
| 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; |
| } |
| return 2; |
| } |
| |
| unsigned PCHStmtReader::VisitWhileStmt(WhileStmt *S) { |
| VisitStmt(S); |
| S->setConditionVariable(cast_or_null<VarDecl>(Reader.GetDecl(Record[Idx++]))); |
| S->setCond(cast_or_null<Expr>(StmtStack[StmtStack.size() - 2])); |
| S->setBody(StmtStack.back()); |
| S->setWhileLoc(SourceLocation::getFromRawEncoding(Record[Idx++])); |
| return 2; |
| } |
| |
| unsigned PCHStmtReader::VisitDoStmt(DoStmt *S) { |
| VisitStmt(S); |
| S->setCond(cast_or_null<Expr>(StmtStack[StmtStack.size() - 2])); |
| S->setBody(StmtStack.back()); |
| S->setDoLoc(SourceLocation::getFromRawEncoding(Record[Idx++])); |
| S->setWhileLoc(SourceLocation::getFromRawEncoding(Record[Idx++])); |
| S->setRParenLoc(SourceLocation::getFromRawEncoding(Record[Idx++])); |
| return 2; |
| } |
| |
| unsigned PCHStmtReader::VisitForStmt(ForStmt *S) { |
| VisitStmt(S); |
| S->setInit(StmtStack[StmtStack.size() - 4]); |
| S->setCond(cast_or_null<Expr>(StmtStack[StmtStack.size() - 3])); |
| S->setConditionVariable(cast_or_null<VarDecl>(Reader.GetDecl(Record[Idx++]))); |
| S->setInc(cast_or_null<Expr>(StmtStack[StmtStack.size() - 2])); |
| S->setBody(StmtStack.back()); |
| S->setForLoc(SourceLocation::getFromRawEncoding(Record[Idx++])); |
| S->setLParenLoc(SourceLocation::getFromRawEncoding(Record[Idx++])); |
| S->setRParenLoc(SourceLocation::getFromRawEncoding(Record[Idx++])); |
| return 4; |
| } |
| |
| unsigned PCHStmtReader::VisitGotoStmt(GotoStmt *S) { |
| VisitStmt(S); |
| Reader.SetLabelOf(S, Record[Idx++]); |
| S->setGotoLoc(SourceLocation::getFromRawEncoding(Record[Idx++])); |
| S->setLabelLoc(SourceLocation::getFromRawEncoding(Record[Idx++])); |
| return 0; |
| } |
| |
| unsigned PCHStmtReader::VisitIndirectGotoStmt(IndirectGotoStmt *S) { |
| VisitStmt(S); |
| S->setGotoLoc(SourceLocation::getFromRawEncoding(Record[Idx++])); |
| S->setStarLoc(SourceLocation::getFromRawEncoding(Record[Idx++])); |
| S->setTarget(cast_or_null<Expr>(StmtStack.back())); |
| return 1; |
| } |
| |
| unsigned PCHStmtReader::VisitContinueStmt(ContinueStmt *S) { |
| VisitStmt(S); |
| S->setContinueLoc(SourceLocation::getFromRawEncoding(Record[Idx++])); |
| return 0; |
| } |
| |
| unsigned PCHStmtReader::VisitBreakStmt(BreakStmt *S) { |
| VisitStmt(S); |
| S->setBreakLoc(SourceLocation::getFromRawEncoding(Record[Idx++])); |
| return 0; |
| } |
| |
| unsigned PCHStmtReader::VisitReturnStmt(ReturnStmt *S) { |
| VisitStmt(S); |
| S->setRetValue(cast_or_null<Expr>(StmtStack.back())); |
| S->setReturnLoc(SourceLocation::getFromRawEncoding(Record[Idx++])); |
| return 1; |
| } |
| |
| unsigned 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()))); |
| } |
| return 0; |
| } |
| |
| unsigned 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++]); |
| |
| unsigned StackIdx |
| = StmtStack.size() - (NumOutputs*2 + NumInputs*2 + NumClobbers + 1); |
| S->setAsmString(cast_or_null<StringLiteral>(StmtStack[StackIdx++])); |
| |
| // Outputs and inputs |
| llvm::SmallVector<std::string, 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.ReadString(Record, Idx)); |
| Constraints.push_back(cast_or_null<StringLiteral>(StmtStack[StackIdx++])); |
| Exprs.push_back(StmtStack[StackIdx++]); |
| } |
| |
| // Constraints |
| llvm::SmallVector<StringLiteral*, 16> Clobbers; |
| for (unsigned I = 0; I != NumClobbers; ++I) |
| Clobbers.push_back(cast_or_null<StringLiteral>(StmtStack[StackIdx++])); |
| |
| S->setOutputsAndInputsAndClobbers(*Reader.getContext(), |
| Names.data(), Constraints.data(), |
| Exprs.data(), NumOutputs, NumInputs, |
| Clobbers.data(), NumClobbers); |
| |
| assert(StackIdx == StmtStack.size() && "Error deserializing AsmStmt"); |
| return NumOutputs*2 + NumInputs*2 + NumClobbers + 1; |
| } |
| |
| unsigned 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"); |
| return 0; |
| } |
| |
| unsigned PCHStmtReader::VisitPredefinedExpr(PredefinedExpr *E) { |
| VisitExpr(E); |
| E->setLocation(SourceLocation::getFromRawEncoding(Record[Idx++])); |
| E->setIdentType((PredefinedExpr::IdentType)Record[Idx++]); |
| return 0; |
| } |
| |
| unsigned PCHStmtReader::VisitDeclRefExpr(DeclRefExpr *E) { |
| VisitExpr(E); |
| E->setDecl(cast<ValueDecl>(Reader.GetDecl(Record[Idx++]))); |
| E->setLocation(SourceLocation::getFromRawEncoding(Record[Idx++])); |
| // FIXME: read qualifier |
| // FIXME: read explicit template arguments |
| return 0; |
| } |
| |
| unsigned PCHStmtReader::VisitIntegerLiteral(IntegerLiteral *E) { |
| VisitExpr(E); |
| E->setLocation(SourceLocation::getFromRawEncoding(Record[Idx++])); |
| E->setValue(Reader.ReadAPInt(Record, Idx)); |
| return 0; |
| } |
| |
| unsigned PCHStmtReader::VisitFloatingLiteral(FloatingLiteral *E) { |
| VisitExpr(E); |
| E->setValue(Reader.ReadAPFloat(Record, Idx)); |
| E->setExact(Record[Idx++]); |
| E->setLocation(SourceLocation::getFromRawEncoding(Record[Idx++])); |
| return 0; |
| } |
| |
| unsigned PCHStmtReader::VisitImaginaryLiteral(ImaginaryLiteral *E) { |
| VisitExpr(E); |
| E->setSubExpr(cast<Expr>(StmtStack.back())); |
| return 1; |
| } |
| |
| unsigned 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++])); |
| |
| return 0; |
| } |
| |
| unsigned PCHStmtReader::VisitCharacterLiteral(CharacterLiteral *E) { |
| VisitExpr(E); |
| E->setValue(Record[Idx++]); |
| E->setLocation(SourceLocation::getFromRawEncoding(Record[Idx++])); |
| E->setWide(Record[Idx++]); |
| return 0; |
| } |
| |
| unsigned PCHStmtReader::VisitParenExpr(ParenExpr *E) { |
| VisitExpr(E); |
| E->setLParen(SourceLocation::getFromRawEncoding(Record[Idx++])); |
| E->setRParen(SourceLocation::getFromRawEncoding(Record[Idx++])); |
| E->setSubExpr(cast<Expr>(StmtStack.back())); |
| return 1; |
| } |
| |
| unsigned PCHStmtReader::VisitUnaryOperator(UnaryOperator *E) { |
| VisitExpr(E); |
| E->setSubExpr(cast<Expr>(StmtStack.back())); |
| E->setOpcode((UnaryOperator::Opcode)Record[Idx++]); |
| E->setOperatorLoc(SourceLocation::getFromRawEncoding(Record[Idx++])); |
| return 1; |
| } |
| |
| unsigned PCHStmtReader::VisitSizeOfAlignOfExpr(SizeOfAlignOfExpr *E) { |
| VisitExpr(E); |
| E->setSizeof(Record[Idx++]); |
| if (Record[Idx] == 0) { |
| E->setArgument(cast<Expr>(StmtStack.back())); |
| ++Idx; |
| } else { |
| E->setArgument(Reader.GetTypeSourceInfo(Record, Idx)); |
| } |
| E->setOperatorLoc(SourceLocation::getFromRawEncoding(Record[Idx++])); |
| E->setRParenLoc(SourceLocation::getFromRawEncoding(Record[Idx++])); |
| return E->isArgumentType()? 0 : 1; |
| } |
| |
| unsigned PCHStmtReader::VisitArraySubscriptExpr(ArraySubscriptExpr *E) { |
| VisitExpr(E); |
| E->setLHS(cast<Expr>(StmtStack[StmtStack.size() - 2])); |
| E->setRHS(cast<Expr>(StmtStack[StmtStack.size() - 1])); |
| E->setRBracketLoc(SourceLocation::getFromRawEncoding(Record[Idx++])); |
| return 2; |
| } |
| |
| unsigned PCHStmtReader::VisitCallExpr(CallExpr *E) { |
| VisitExpr(E); |
| E->setNumArgs(*Reader.getContext(), Record[Idx++]); |
| E->setRParenLoc(SourceLocation::getFromRawEncoding(Record[Idx++])); |
| E->setCallee(cast<Expr>(StmtStack[StmtStack.size() - E->getNumArgs() - 1])); |
| for (unsigned I = 0, N = E->getNumArgs(); I != N; ++I) |
| E->setArg(I, cast<Expr>(StmtStack[StmtStack.size() - N + I])); |
| return E->getNumArgs() + 1; |
| } |
| |
| unsigned PCHStmtReader::VisitMemberExpr(MemberExpr *E) { |
| VisitExpr(E); |
| E->setBase(cast<Expr>(StmtStack.back())); |
| E->setMemberDecl(cast<ValueDecl>(Reader.GetDecl(Record[Idx++]))); |
| E->setMemberLoc(SourceLocation::getFromRawEncoding(Record[Idx++])); |
| E->setArrow(Record[Idx++]); |
| return 1; |
| } |
| |
| unsigned PCHStmtReader::VisitObjCIsaExpr(ObjCIsaExpr *E) { |
| VisitExpr(E); |
| E->setBase(cast<Expr>(StmtStack.back())); |
| E->setIsaMemberLoc(SourceLocation::getFromRawEncoding(Record[Idx++])); |
| E->setArrow(Record[Idx++]); |
| return 1; |
| } |
| |
| unsigned PCHStmtReader::VisitCastExpr(CastExpr *E) { |
| VisitExpr(E); |
| E->setSubExpr(cast<Expr>(StmtStack.back())); |
| E->setCastKind((CastExpr::CastKind)Record[Idx++]); |
| |
| return 1; |
| } |
| |
| unsigned PCHStmtReader::VisitBinaryOperator(BinaryOperator *E) { |
| VisitExpr(E); |
| E->setLHS(cast<Expr>(StmtStack.end()[-2])); |
| E->setRHS(cast<Expr>(StmtStack.end()[-1])); |
| E->setOpcode((BinaryOperator::Opcode)Record[Idx++]); |
| E->setOperatorLoc(SourceLocation::getFromRawEncoding(Record[Idx++])); |
| return 2; |
| } |
| |
| unsigned PCHStmtReader::VisitCompoundAssignOperator(CompoundAssignOperator *E) { |
| VisitBinaryOperator(E); |
| E->setComputationLHSType(Reader.GetType(Record[Idx++])); |
| E->setComputationResultType(Reader.GetType(Record[Idx++])); |
| return 2; |
| } |
| |
| unsigned PCHStmtReader::VisitConditionalOperator(ConditionalOperator *E) { |
| VisitExpr(E); |
| E->setCond(cast<Expr>(StmtStack[StmtStack.size() - 3])); |
| E->setLHS(cast_or_null<Expr>(StmtStack[StmtStack.size() - 2])); |
| E->setRHS(cast_or_null<Expr>(StmtStack[StmtStack.size() - 1])); |
| E->setQuestionLoc(SourceLocation::getFromRawEncoding(Record[Idx++])); |
| E->setColonLoc(SourceLocation::getFromRawEncoding(Record[Idx++])); |
| return 3; |
| } |
| |
| unsigned PCHStmtReader::VisitImplicitCastExpr(ImplicitCastExpr *E) { |
| VisitCastExpr(E); |
| E->setLvalueCast(Record[Idx++]); |
| return 1; |
| } |
| |
| unsigned PCHStmtReader::VisitExplicitCastExpr(ExplicitCastExpr *E) { |
| VisitCastExpr(E); |
| E->setTypeInfoAsWritten(Reader.GetTypeSourceInfo(Record, Idx)); |
| return 1; |
| } |
| |
| unsigned PCHStmtReader::VisitCStyleCastExpr(CStyleCastExpr *E) { |
| VisitExplicitCastExpr(E); |
| E->setLParenLoc(SourceLocation::getFromRawEncoding(Record[Idx++])); |
| E->setRParenLoc(SourceLocation::getFromRawEncoding(Record[Idx++])); |
| return 1; |
| } |
| |
| unsigned PCHStmtReader::VisitCompoundLiteralExpr(CompoundLiteralExpr *E) { |
| VisitExpr(E); |
| E->setLParenLoc(SourceLocation::getFromRawEncoding(Record[Idx++])); |
| E->setTypeSourceInfo(Reader.GetTypeSourceInfo(Record, Idx)); |
| E->setInitializer(cast<Expr>(StmtStack.back())); |
| E->setFileScope(Record[Idx++]); |
| return 1; |
| } |
| |
| unsigned PCHStmtReader::VisitExtVectorElementExpr(ExtVectorElementExpr *E) { |
| VisitExpr(E); |
| E->setBase(cast<Expr>(StmtStack.back())); |
| E->setAccessor(Reader.GetIdentifierInfo(Record, Idx)); |
| E->setAccessorLoc(SourceLocation::getFromRawEncoding(Record[Idx++])); |
| return 1; |
| } |
| |
| unsigned PCHStmtReader::VisitInitListExpr(InitListExpr *E) { |
| VisitExpr(E); |
| unsigned NumInits = Record[Idx++]; |
| E->reserveInits(NumInits); |
| for (unsigned I = 0; I != NumInits; ++I) |
| E->updateInit(I, |
| cast<Expr>(StmtStack[StmtStack.size() - NumInits - 1 + I])); |
| E->setSyntacticForm(cast_or_null<InitListExpr>(StmtStack.back())); |
| 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++]); |
| return NumInits + 1; |
| } |
| |
| unsigned 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, cast<Expr>(StmtStack[StmtStack.size() - NumSubExprs + I])); |
| 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()); |
| |
| return NumSubExprs; |
| } |
| |
| unsigned PCHStmtReader::VisitImplicitValueInitExpr(ImplicitValueInitExpr *E) { |
| VisitExpr(E); |
| return 0; |
| } |
| |
| unsigned PCHStmtReader::VisitVAArgExpr(VAArgExpr *E) { |
| VisitExpr(E); |
| E->setSubExpr(cast<Expr>(StmtStack.back())); |
| E->setBuiltinLoc(SourceLocation::getFromRawEncoding(Record[Idx++])); |
| E->setRParenLoc(SourceLocation::getFromRawEncoding(Record[Idx++])); |
| return 1; |
| } |
| |
| unsigned PCHStmtReader::VisitAddrLabelExpr(AddrLabelExpr *E) { |
| VisitExpr(E); |
| E->setAmpAmpLoc(SourceLocation::getFromRawEncoding(Record[Idx++])); |
| E->setLabelLoc(SourceLocation::getFromRawEncoding(Record[Idx++])); |
| Reader.SetLabelOf(E, Record[Idx++]); |
| return 0; |
| } |
| |
| unsigned PCHStmtReader::VisitStmtExpr(StmtExpr *E) { |
| VisitExpr(E); |
| E->setLParenLoc(SourceLocation::getFromRawEncoding(Record[Idx++])); |
| E->setRParenLoc(SourceLocation::getFromRawEncoding(Record[Idx++])); |
| E->setSubStmt(cast_or_null<CompoundStmt>(StmtStack.back())); |
| return 1; |
| } |
| |
| unsigned 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++])); |
| return 0; |
| } |
| |
| unsigned PCHStmtReader::VisitChooseExpr(ChooseExpr *E) { |
| VisitExpr(E); |
| E->setCond(cast<Expr>(StmtStack[StmtStack.size() - 3])); |
| E->setLHS(cast_or_null<Expr>(StmtStack[StmtStack.size() - 2])); |
| E->setRHS(cast_or_null<Expr>(StmtStack[StmtStack.size() - 1])); |
| E->setBuiltinLoc(SourceLocation::getFromRawEncoding(Record[Idx++])); |
| E->setRParenLoc(SourceLocation::getFromRawEncoding(Record[Idx++])); |
| return 3; |
| } |
| |
| unsigned PCHStmtReader::VisitGNUNullExpr(GNUNullExpr *E) { |
| VisitExpr(E); |
| E->setTokenLocation(SourceLocation::getFromRawEncoding(Record[Idx++])); |
| return 0; |
| } |
| |
| unsigned PCHStmtReader::VisitShuffleVectorExpr(ShuffleVectorExpr *E) { |
| VisitExpr(E); |
| unsigned NumExprs = Record[Idx++]; |
| E->setExprs(*Reader.getContext(), |
| (Expr **)&StmtStack[StmtStack.size() - NumExprs], NumExprs); |
| E->setBuiltinLoc(SourceLocation::getFromRawEncoding(Record[Idx++])); |
| E->setRParenLoc(SourceLocation::getFromRawEncoding(Record[Idx++])); |
| return NumExprs; |
| } |
| |
| unsigned PCHStmtReader::VisitBlockExpr(BlockExpr *E) { |
| VisitExpr(E); |
| E->setBlockDecl(cast_or_null<BlockDecl>(Reader.GetDecl(Record[Idx++]))); |
| E->setHasBlockDeclRefExprs(Record[Idx++]); |
| return 0; |
| } |
| |
| unsigned 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++]); |
| return 0; |
| } |
| |
| //===----------------------------------------------------------------------===// |
| // Objective-C Expressions and Statements |
| |
| unsigned PCHStmtReader::VisitObjCStringLiteral(ObjCStringLiteral *E) { |
| VisitExpr(E); |
| E->setString(cast<StringLiteral>(StmtStack.back())); |
| E->setAtLoc(SourceLocation::getFromRawEncoding(Record[Idx++])); |
| return 1; |
| } |
| |
| unsigned PCHStmtReader::VisitObjCEncodeExpr(ObjCEncodeExpr *E) { |
| VisitExpr(E); |
| E->setEncodedType(Reader.GetType(Record[Idx++])); |
| E->setAtLoc(SourceLocation::getFromRawEncoding(Record[Idx++])); |
| E->setRParenLoc(SourceLocation::getFromRawEncoding(Record[Idx++])); |
| return 0; |
| } |
| |
| unsigned PCHStmtReader::VisitObjCSelectorExpr(ObjCSelectorExpr *E) { |
| VisitExpr(E); |
| E->setSelector(Reader.GetSelector(Record, Idx)); |
| E->setAtLoc(SourceLocation::getFromRawEncoding(Record[Idx++])); |
| E->setRParenLoc(SourceLocation::getFromRawEncoding(Record[Idx++])); |
| return 0; |
| } |
| |
| unsigned 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++])); |
| return 0; |
| } |
| |
| unsigned PCHStmtReader::VisitObjCIvarRefExpr(ObjCIvarRefExpr *E) { |
| VisitExpr(E); |
| E->setDecl(cast<ObjCIvarDecl>(Reader.GetDecl(Record[Idx++]))); |
| E->setLocation(SourceLocation::getFromRawEncoding(Record[Idx++])); |
| E->setBase(cast<Expr>(StmtStack.back())); |
| E->setIsArrow(Record[Idx++]); |
| E->setIsFreeIvar(Record[Idx++]); |
| return 1; |
| } |
| |
| unsigned PCHStmtReader::VisitObjCPropertyRefExpr(ObjCPropertyRefExpr *E) { |
| VisitExpr(E); |
| E->setProperty(cast<ObjCPropertyDecl>(Reader.GetDecl(Record[Idx++]))); |
| E->setLocation(SourceLocation::getFromRawEncoding(Record[Idx++])); |
| E->setBase(cast<Expr>(StmtStack.back())); |
| return 1; |
| } |
| |
| unsigned 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(cast_or_null<Expr>(StmtStack.back())); |
| E->setLocation(SourceLocation::getFromRawEncoding(Record[Idx++])); |
| E->setClassLoc(SourceLocation::getFromRawEncoding(Record[Idx++])); |
| return 1; |
| } |
| |
| unsigned PCHStmtReader::VisitObjCMessageExpr(ObjCMessageExpr *E) { |
| VisitExpr(E); |
| E->setNumArgs(Record[Idx++]); |
| E->setLeftLoc(SourceLocation::getFromRawEncoding(Record[Idx++])); |
| E->setRightLoc(SourceLocation::getFromRawEncoding(Record[Idx++])); |
| E->setSelector(Reader.GetSelector(Record, Idx)); |
| E->setMethodDecl(cast_or_null<ObjCMethodDecl>(Reader.GetDecl(Record[Idx++]))); |
| |
| E->setReceiver( |
| cast_or_null<Expr>(StmtStack[StmtStack.size() - E->getNumArgs() - 1])); |
| if (!E->getReceiver()) { |
| ObjCMessageExpr::ClassInfo CI; |
| CI.first = cast_or_null<ObjCInterfaceDecl>(Reader.GetDecl(Record[Idx++])); |
| CI.second = Reader.GetIdentifierInfo(Record, Idx); |
| E->setClassInfo(CI); |
| } |
| |
| for (unsigned I = 0, N = E->getNumArgs(); I != N; ++I) |
| E->setArg(I, cast<Expr>(StmtStack[StmtStack.size() - N + I])); |
| return E->getNumArgs() + 1; |
| } |
| |
| unsigned PCHStmtReader::VisitObjCSuperExpr(ObjCSuperExpr *E) { |
| VisitExpr(E); |
| E->setLoc(SourceLocation::getFromRawEncoding(Record[Idx++])); |
| return 0; |
| } |
| |
| unsigned PCHStmtReader::VisitObjCForCollectionStmt(ObjCForCollectionStmt *S) { |
| VisitStmt(S); |
| S->setElement(cast_or_null<Stmt>(StmtStack[StmtStack.size() - 3])); |
| S->setCollection(cast_or_null<Expr>(StmtStack[StmtStack.size() - 2])); |
| S->setBody(cast_or_null<Stmt>(StmtStack[StmtStack.size() - 1])); |
| S->setForLoc(SourceLocation::getFromRawEncoding(Record[Idx++])); |
| S->setRParenLoc(SourceLocation::getFromRawEncoding(Record[Idx++])); |
| return 3; |
| } |
| |
| unsigned PCHStmtReader::VisitObjCAtCatchStmt(ObjCAtCatchStmt *S) { |
| VisitStmt(S); |
| S->setCatchBody(cast_or_null<Stmt>(StmtStack[StmtStack.size() - 2])); |
| S->setNextCatchStmt(cast_or_null<Stmt>(StmtStack[StmtStack.size() - 1])); |
| S->setCatchParamDecl(cast_or_null<ParmVarDecl>(Reader.GetDecl(Record[Idx++]))); |
| S->setAtCatchLoc(SourceLocation::getFromRawEncoding(Record[Idx++])); |
| S->setRParenLoc(SourceLocation::getFromRawEncoding(Record[Idx++])); |
| return 2; |
| } |
| |
| unsigned PCHStmtReader::VisitObjCAtFinallyStmt(ObjCAtFinallyStmt *S) { |
| VisitStmt(S); |
| S->setFinallyBody(StmtStack.back()); |
| S->setAtFinallyLoc(SourceLocation::getFromRawEncoding(Record[Idx++])); |
| return 1; |
| } |
| |
| unsigned PCHStmtReader::VisitObjCAtTryStmt(ObjCAtTryStmt *S) { |
| VisitStmt(S); |
| S->setTryBody(cast_or_null<Stmt>(StmtStack[StmtStack.size() - 3])); |
| S->setCatchStmts(cast_or_null<Stmt>(StmtStack[StmtStack.size() - 2])); |
| S->setFinallyStmt(cast_or_null<Stmt>(StmtStack[StmtStack.size() - 1])); |
| S->setAtTryLoc(SourceLocation::getFromRawEncoding(Record[Idx++])); |
| return 3; |
| } |
| |
| unsigned PCHStmtReader::VisitObjCAtSynchronizedStmt(ObjCAtSynchronizedStmt *S) { |
| VisitStmt(S); |
| S->setSynchExpr(cast_or_null<Stmt>(StmtStack[StmtStack.size() - 2])); |
| S->setSynchBody(cast_or_null<Stmt>(StmtStack[StmtStack.size() - 1])); |
| S->setAtSynchronizedLoc(SourceLocation::getFromRawEncoding(Record[Idx++])); |
| return 2; |
| } |
| |
| unsigned PCHStmtReader::VisitObjCAtThrowStmt(ObjCAtThrowStmt *S) { |
| VisitStmt(S); |
| S->setThrowExpr(StmtStack.back()); |
| S->setThrowLoc(SourceLocation::getFromRawEncoding(Record[Idx++])); |
| return 1; |
| } |
| |
| //===----------------------------------------------------------------------===// |
| // C++ Expressions and Statements |
| |
| unsigned PCHStmtReader::VisitCXXOperatorCallExpr(CXXOperatorCallExpr *E) { |
| unsigned num = VisitCallExpr(E); |
| E->setOperator((OverloadedOperatorKind)Record[Idx++]); |
| return num; |
| } |
| |
| unsigned PCHStmtReader::VisitCXXConstructExpr(CXXConstructExpr *E) { |
| VisitExpr(E); |
| E->setConstructor(cast<CXXConstructorDecl>(Reader.GetDecl(Record[Idx++]))); |
| E->setLocation(SourceLocation::getFromRawEncoding(Record[Idx++])); |
| E->setElidable(Record[Idx++]); |
| E->setRequiresZeroInitialization(Record[Idx++]); |
| for (unsigned I = 0, N = E->getNumArgs(); I != N; ++I) |
| E->setArg(I, cast<Expr>(StmtStack[StmtStack.size() - N + I])); |
| return E->getNumArgs(); |
| } |
| |
| unsigned PCHStmtReader::VisitCXXNamedCastExpr(CXXNamedCastExpr *E) { |
| unsigned num = VisitExplicitCastExpr(E); |
| E->setOperatorLoc(SourceLocation::getFromRawEncoding(Record[Idx++])); |
| return num; |
| } |
| |
| unsigned PCHStmtReader::VisitCXXStaticCastExpr(CXXStaticCastExpr *E) { |
| return VisitCXXNamedCastExpr(E); |
| } |
| |
| unsigned PCHStmtReader::VisitCXXDynamicCastExpr(CXXDynamicCastExpr *E) { |
| return VisitCXXNamedCastExpr(E); |
| } |
| |
| unsigned PCHStmtReader::VisitCXXReinterpretCastExpr(CXXReinterpretCastExpr *E) { |
| return VisitCXXNamedCastExpr(E); |
| } |
| |
| unsigned PCHStmtReader::VisitCXXConstCastExpr(CXXConstCastExpr *E) { |
| return VisitCXXNamedCastExpr(E); |
| } |
| |
| unsigned PCHStmtReader::VisitCXXFunctionalCastExpr(CXXFunctionalCastExpr *E) { |
| unsigned num = VisitExplicitCastExpr(E); |
| E->setTypeBeginLoc(SourceLocation::getFromRawEncoding(Record[Idx++])); |
| E->setRParenLoc(SourceLocation::getFromRawEncoding(Record[Idx++])); |
| return num; |
| } |
| |
| // Within the bitstream, expressions are stored in Reverse Polish |
| // Notation, with each of the subexpressions preceding the |
| // expression they are stored in. 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::ReadStmt(llvm::BitstreamCursor &Cursor) { |
| RecordData Record; |
| unsigned Idx; |
| llvm::SmallVector<Stmt *, 16> StmtStack; |
| PCHStmtReader Reader(*this, Record, Idx, StmtStack); |
| 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 = new (Context) DeclRefExpr(Empty); |
| 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_UNARY_OPERATOR: |
| S = new (Context) UnaryOperator(Empty); |
| 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: |
| S = new (Context) MemberExpr(Empty); |
| 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(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 = new (Context) ObjCMessageExpr(Empty); |
| 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 = new (Context) ObjCAtTryStmt(Empty); |
| 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_CONSTRUCT: |
| S = new (Context) CXXConstructExpr(Empty, *Context, |
| Record[PCHStmtReader::NumExprFields + 2]); |
| 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; |
| |
| |
| } |
| |
| // We hit a STMT_STOP, so we're done with this expression. |
| if (Finished) |
| break; |
| |
| ++NumStatementsRead; |
| |
| if (S) { |
| unsigned NumSubStmts = Reader.Visit(S); |
| while (NumSubStmts > 0) { |
| StmtStack.pop_back(); |
| --NumSubStmts; |
| } |
| } |
| |
| assert(Idx == Record.size() && "Invalid deserialization of statement"); |
| StmtStack.push_back(S); |
| } |
| assert(StmtStack.size() == 1 && "Extra expressions on stack!"); |
| return StmtStack.back(); |
| } |