| //===---- StmtProfile.cpp - Profile implementation for Stmt ASTs ----------===// |
| // |
| // The LLVM Compiler Infrastructure |
| // |
| // This file is distributed under the University of Illinois Open Source |
| // License. See LICENSE.TXT for details. |
| // |
| //===----------------------------------------------------------------------===// |
| // |
| // This file implements the Stmt::Profile method, which builds a unique bit |
| // representation that identifies a statement/expression. |
| // |
| //===----------------------------------------------------------------------===// |
| #include "clang/AST/ASTContext.h" |
| #include "clang/AST/DeclCXX.h" |
| #include "clang/AST/DeclObjC.h" |
| #include "clang/AST/DeclTemplate.h" |
| #include "clang/AST/Expr.h" |
| #include "clang/AST/ExprCXX.h" |
| #include "clang/AST/ExprObjC.h" |
| #include "clang/AST/StmtVisitor.h" |
| #include "llvm/ADT/FoldingSet.h" |
| using namespace clang; |
| |
| namespace { |
| class StmtProfiler : public StmtVisitor<StmtProfiler> { |
| llvm::FoldingSetNodeID &ID; |
| ASTContext &Context; |
| bool Canonical; |
| |
| public: |
| StmtProfiler(llvm::FoldingSetNodeID &ID, ASTContext &Context, |
| bool Canonical) |
| : ID(ID), Context(Context), Canonical(Canonical) { } |
| |
| void VisitStmt(Stmt *S); |
| |
| #define STMT(Node, Base) void Visit##Node(Node *S); |
| #include "clang/AST/StmtNodes.inc" |
| |
| /// \brief Visit a declaration that is referenced within an expression |
| /// or statement. |
| void VisitDecl(Decl *D); |
| |
| /// \brief Visit a type that is referenced within an expression or |
| /// statement. |
| void VisitType(QualType T); |
| |
| /// \brief Visit a name that occurs within an expression or statement. |
| void VisitName(DeclarationName Name); |
| |
| /// \brief Visit a nested-name-specifier that occurs within an expression |
| /// or statement. |
| void VisitNestedNameSpecifier(NestedNameSpecifier *NNS); |
| |
| /// \brief Visit a template name that occurs within an expression or |
| /// statement. |
| void VisitTemplateName(TemplateName Name); |
| |
| /// \brief Visit template arguments that occur within an expression or |
| /// statement. |
| void VisitTemplateArguments(const TemplateArgumentLoc *Args, unsigned NumArgs); |
| |
| /// \brief Visit a single template argument. |
| void VisitTemplateArgument(const TemplateArgument &Arg); |
| }; |
| } |
| |
| void StmtProfiler::VisitStmt(Stmt *S) { |
| ID.AddInteger(S->getStmtClass()); |
| for (Stmt::child_iterator C = S->child_begin(), CEnd = S->child_end(); |
| C != CEnd; ++C) |
| Visit(*C); |
| } |
| |
| void StmtProfiler::VisitDeclStmt(DeclStmt *S) { |
| VisitStmt(S); |
| for (DeclStmt::decl_iterator D = S->decl_begin(), DEnd = S->decl_end(); |
| D != DEnd; ++D) |
| VisitDecl(*D); |
| } |
| |
| void StmtProfiler::VisitNullStmt(NullStmt *S) { |
| VisitStmt(S); |
| } |
| |
| void StmtProfiler::VisitCompoundStmt(CompoundStmt *S) { |
| VisitStmt(S); |
| } |
| |
| void StmtProfiler::VisitSwitchCase(SwitchCase *S) { |
| VisitStmt(S); |
| } |
| |
| void StmtProfiler::VisitCaseStmt(CaseStmt *S) { |
| VisitStmt(S); |
| } |
| |
| void StmtProfiler::VisitDefaultStmt(DefaultStmt *S) { |
| VisitStmt(S); |
| } |
| |
| void StmtProfiler::VisitLabelStmt(LabelStmt *S) { |
| VisitStmt(S); |
| VisitName(S->getID()); |
| } |
| |
| void StmtProfiler::VisitIfStmt(IfStmt *S) { |
| VisitStmt(S); |
| VisitDecl(S->getConditionVariable()); |
| } |
| |
| void StmtProfiler::VisitSwitchStmt(SwitchStmt *S) { |
| VisitStmt(S); |
| VisitDecl(S->getConditionVariable()); |
| } |
| |
| void StmtProfiler::VisitWhileStmt(WhileStmt *S) { |
| VisitStmt(S); |
| VisitDecl(S->getConditionVariable()); |
| } |
| |
| void StmtProfiler::VisitDoStmt(DoStmt *S) { |
| VisitStmt(S); |
| } |
| |
| void StmtProfiler::VisitForStmt(ForStmt *S) { |
| VisitStmt(S); |
| } |
| |
| void StmtProfiler::VisitGotoStmt(GotoStmt *S) { |
| VisitStmt(S); |
| VisitName(S->getLabel()->getID()); |
| } |
| |
| void StmtProfiler::VisitIndirectGotoStmt(IndirectGotoStmt *S) { |
| VisitStmt(S); |
| } |
| |
| void StmtProfiler::VisitContinueStmt(ContinueStmt *S) { |
| VisitStmt(S); |
| } |
| |
| void StmtProfiler::VisitBreakStmt(BreakStmt *S) { |
| VisitStmt(S); |
| } |
| |
| void StmtProfiler::VisitReturnStmt(ReturnStmt *S) { |
| VisitStmt(S); |
| } |
| |
| void StmtProfiler::VisitAsmStmt(AsmStmt *S) { |
| VisitStmt(S); |
| ID.AddBoolean(S->isVolatile()); |
| ID.AddBoolean(S->isSimple()); |
| VisitStringLiteral(S->getAsmString()); |
| ID.AddInteger(S->getNumOutputs()); |
| for (unsigned I = 0, N = S->getNumOutputs(); I != N; ++I) { |
| ID.AddString(S->getOutputName(I)); |
| VisitStringLiteral(S->getOutputConstraintLiteral(I)); |
| } |
| ID.AddInteger(S->getNumInputs()); |
| for (unsigned I = 0, N = S->getNumInputs(); I != N; ++I) { |
| ID.AddString(S->getInputName(I)); |
| VisitStringLiteral(S->getInputConstraintLiteral(I)); |
| } |
| ID.AddInteger(S->getNumClobbers()); |
| for (unsigned I = 0, N = S->getNumClobbers(); I != N; ++I) |
| VisitStringLiteral(S->getClobber(I)); |
| } |
| |
| void StmtProfiler::VisitCXXCatchStmt(CXXCatchStmt *S) { |
| VisitStmt(S); |
| VisitType(S->getCaughtType()); |
| } |
| |
| void StmtProfiler::VisitCXXTryStmt(CXXTryStmt *S) { |
| VisitStmt(S); |
| } |
| |
| void StmtProfiler::VisitObjCForCollectionStmt(ObjCForCollectionStmt *S) { |
| VisitStmt(S); |
| } |
| |
| void StmtProfiler::VisitObjCAtCatchStmt(ObjCAtCatchStmt *S) { |
| VisitStmt(S); |
| ID.AddBoolean(S->hasEllipsis()); |
| if (S->getCatchParamDecl()) |
| VisitType(S->getCatchParamDecl()->getType()); |
| } |
| |
| void StmtProfiler::VisitObjCAtFinallyStmt(ObjCAtFinallyStmt *S) { |
| VisitStmt(S); |
| } |
| |
| void StmtProfiler::VisitObjCAtTryStmt(ObjCAtTryStmt *S) { |
| VisitStmt(S); |
| } |
| |
| void StmtProfiler::VisitObjCAtSynchronizedStmt(ObjCAtSynchronizedStmt *S) { |
| VisitStmt(S); |
| } |
| |
| void StmtProfiler::VisitObjCAtThrowStmt(ObjCAtThrowStmt *S) { |
| VisitStmt(S); |
| } |
| |
| void StmtProfiler::VisitExpr(Expr *S) { |
| VisitStmt(S); |
| } |
| |
| void StmtProfiler::VisitDeclRefExpr(DeclRefExpr *S) { |
| VisitExpr(S); |
| if (!Canonical) |
| VisitNestedNameSpecifier(S->getQualifier()); |
| VisitDecl(S->getDecl()); |
| if (!Canonical) |
| VisitTemplateArguments(S->getTemplateArgs(), S->getNumTemplateArgs()); |
| } |
| |
| void StmtProfiler::VisitPredefinedExpr(PredefinedExpr *S) { |
| VisitExpr(S); |
| ID.AddInteger(S->getIdentType()); |
| } |
| |
| void StmtProfiler::VisitIntegerLiteral(IntegerLiteral *S) { |
| VisitExpr(S); |
| S->getValue().Profile(ID); |
| } |
| |
| void StmtProfiler::VisitCharacterLiteral(CharacterLiteral *S) { |
| VisitExpr(S); |
| ID.AddBoolean(S->isWide()); |
| ID.AddInteger(S->getValue()); |
| } |
| |
| void StmtProfiler::VisitFloatingLiteral(FloatingLiteral *S) { |
| VisitExpr(S); |
| S->getValue().Profile(ID); |
| ID.AddBoolean(S->isExact()); |
| } |
| |
| void StmtProfiler::VisitImaginaryLiteral(ImaginaryLiteral *S) { |
| VisitExpr(S); |
| } |
| |
| void StmtProfiler::VisitStringLiteral(StringLiteral *S) { |
| VisitExpr(S); |
| ID.AddString(S->getString()); |
| ID.AddBoolean(S->isWide()); |
| } |
| |
| void StmtProfiler::VisitParenExpr(ParenExpr *S) { |
| VisitExpr(S); |
| } |
| |
| void StmtProfiler::VisitParenListExpr(ParenListExpr *S) { |
| VisitExpr(S); |
| } |
| |
| void StmtProfiler::VisitUnaryOperator(UnaryOperator *S) { |
| VisitExpr(S); |
| ID.AddInteger(S->getOpcode()); |
| } |
| |
| void StmtProfiler::VisitOffsetOfExpr(OffsetOfExpr *S) { |
| VisitType(S->getTypeSourceInfo()->getType()); |
| unsigned n = S->getNumComponents(); |
| for (unsigned i = 0; i < n; ++i) { |
| const OffsetOfExpr::OffsetOfNode& ON = S->getComponent(i); |
| ID.AddInteger(ON.getKind()); |
| switch (ON.getKind()) { |
| case OffsetOfExpr::OffsetOfNode::Array: |
| // Expressions handled below. |
| break; |
| |
| case OffsetOfExpr::OffsetOfNode::Field: |
| VisitDecl(ON.getField()); |
| break; |
| |
| case OffsetOfExpr::OffsetOfNode::Identifier: |
| ID.AddPointer(ON.getFieldName()); |
| break; |
| |
| case OffsetOfExpr::OffsetOfNode::Base: |
| // These nodes are implicit, and therefore don't need profiling. |
| break; |
| } |
| } |
| |
| VisitExpr(S); |
| } |
| |
| void StmtProfiler::VisitSizeOfAlignOfExpr(SizeOfAlignOfExpr *S) { |
| VisitExpr(S); |
| ID.AddBoolean(S->isSizeOf()); |
| if (S->isArgumentType()) |
| VisitType(S->getArgumentType()); |
| } |
| |
| void StmtProfiler::VisitArraySubscriptExpr(ArraySubscriptExpr *S) { |
| VisitExpr(S); |
| } |
| |
| void StmtProfiler::VisitCallExpr(CallExpr *S) { |
| VisitExpr(S); |
| } |
| |
| void StmtProfiler::VisitMemberExpr(MemberExpr *S) { |
| VisitExpr(S); |
| VisitDecl(S->getMemberDecl()); |
| if (!Canonical) |
| VisitNestedNameSpecifier(S->getQualifier()); |
| ID.AddBoolean(S->isArrow()); |
| } |
| |
| void StmtProfiler::VisitCompoundLiteralExpr(CompoundLiteralExpr *S) { |
| VisitExpr(S); |
| ID.AddBoolean(S->isFileScope()); |
| } |
| |
| void StmtProfiler::VisitCastExpr(CastExpr *S) { |
| VisitExpr(S); |
| } |
| |
| void StmtProfiler::VisitImplicitCastExpr(ImplicitCastExpr *S) { |
| VisitCastExpr(S); |
| ID.AddInteger(S->getValueKind()); |
| } |
| |
| void StmtProfiler::VisitExplicitCastExpr(ExplicitCastExpr *S) { |
| VisitCastExpr(S); |
| VisitType(S->getTypeAsWritten()); |
| } |
| |
| void StmtProfiler::VisitCStyleCastExpr(CStyleCastExpr *S) { |
| VisitExplicitCastExpr(S); |
| } |
| |
| void StmtProfiler::VisitBinaryOperator(BinaryOperator *S) { |
| VisitExpr(S); |
| ID.AddInteger(S->getOpcode()); |
| } |
| |
| void StmtProfiler::VisitCompoundAssignOperator(CompoundAssignOperator *S) { |
| VisitBinaryOperator(S); |
| } |
| |
| void StmtProfiler::VisitConditionalOperator(ConditionalOperator *S) { |
| VisitExpr(S); |
| } |
| |
| void StmtProfiler::VisitAddrLabelExpr(AddrLabelExpr *S) { |
| VisitExpr(S); |
| VisitName(S->getLabel()->getID()); |
| } |
| |
| void StmtProfiler::VisitStmtExpr(StmtExpr *S) { |
| VisitExpr(S); |
| } |
| |
| void StmtProfiler::VisitTypesCompatibleExpr(TypesCompatibleExpr *S) { |
| VisitExpr(S); |
| VisitType(S->getArgType1()); |
| VisitType(S->getArgType2()); |
| } |
| |
| void StmtProfiler::VisitShuffleVectorExpr(ShuffleVectorExpr *S) { |
| VisitExpr(S); |
| } |
| |
| void StmtProfiler::VisitChooseExpr(ChooseExpr *S) { |
| VisitExpr(S); |
| } |
| |
| void StmtProfiler::VisitGNUNullExpr(GNUNullExpr *S) { |
| VisitExpr(S); |
| } |
| |
| void StmtProfiler::VisitVAArgExpr(VAArgExpr *S) { |
| VisitExpr(S); |
| } |
| |
| void StmtProfiler::VisitInitListExpr(InitListExpr *S) { |
| if (S->getSyntacticForm()) { |
| VisitInitListExpr(S->getSyntacticForm()); |
| return; |
| } |
| |
| VisitExpr(S); |
| } |
| |
| void StmtProfiler::VisitDesignatedInitExpr(DesignatedInitExpr *S) { |
| VisitExpr(S); |
| ID.AddBoolean(S->usesGNUSyntax()); |
| for (DesignatedInitExpr::designators_iterator D = S->designators_begin(), |
| DEnd = S->designators_end(); |
| D != DEnd; ++D) { |
| if (D->isFieldDesignator()) { |
| ID.AddInteger(0); |
| VisitName(D->getFieldName()); |
| continue; |
| } |
| |
| if (D->isArrayDesignator()) { |
| ID.AddInteger(1); |
| } else { |
| assert(D->isArrayRangeDesignator()); |
| ID.AddInteger(2); |
| } |
| ID.AddInteger(D->getFirstExprIndex()); |
| } |
| } |
| |
| void StmtProfiler::VisitImplicitValueInitExpr(ImplicitValueInitExpr *S) { |
| VisitExpr(S); |
| } |
| |
| void StmtProfiler::VisitExtVectorElementExpr(ExtVectorElementExpr *S) { |
| VisitExpr(S); |
| VisitName(&S->getAccessor()); |
| } |
| |
| void StmtProfiler::VisitBlockExpr(BlockExpr *S) { |
| VisitExpr(S); |
| VisitDecl(S->getBlockDecl()); |
| } |
| |
| void StmtProfiler::VisitBlockDeclRefExpr(BlockDeclRefExpr *S) { |
| VisitExpr(S); |
| VisitDecl(S->getDecl()); |
| ID.AddBoolean(S->isByRef()); |
| ID.AddBoolean(S->isConstQualAdded()); |
| if (S->getCopyConstructorExpr()) |
| Visit(S->getCopyConstructorExpr()); |
| } |
| |
| static Stmt::StmtClass DecodeOperatorCall(CXXOperatorCallExpr *S, |
| UnaryOperatorKind &UnaryOp, |
| BinaryOperatorKind &BinaryOp) { |
| switch (S->getOperator()) { |
| case OO_None: |
| case OO_New: |
| case OO_Delete: |
| case OO_Array_New: |
| case OO_Array_Delete: |
| case OO_Arrow: |
| case OO_Call: |
| case OO_Conditional: |
| case NUM_OVERLOADED_OPERATORS: |
| llvm_unreachable("Invalid operator call kind"); |
| return Stmt::ArraySubscriptExprClass; |
| |
| case OO_Plus: |
| if (S->getNumArgs() == 1) { |
| UnaryOp = UO_Plus; |
| return Stmt::UnaryOperatorClass; |
| } |
| |
| BinaryOp = BO_Add; |
| return Stmt::BinaryOperatorClass; |
| |
| case OO_Minus: |
| if (S->getNumArgs() == 1) { |
| UnaryOp = UO_Minus; |
| return Stmt::UnaryOperatorClass; |
| } |
| |
| BinaryOp = BO_Sub; |
| return Stmt::BinaryOperatorClass; |
| |
| case OO_Star: |
| if (S->getNumArgs() == 1) { |
| UnaryOp = UO_Minus; |
| return Stmt::UnaryOperatorClass; |
| } |
| |
| BinaryOp = BO_Sub; |
| return Stmt::BinaryOperatorClass; |
| |
| case OO_Slash: |
| BinaryOp = BO_Div; |
| return Stmt::BinaryOperatorClass; |
| |
| case OO_Percent: |
| BinaryOp = BO_Rem; |
| return Stmt::BinaryOperatorClass; |
| |
| case OO_Caret: |
| BinaryOp = BO_Xor; |
| return Stmt::BinaryOperatorClass; |
| |
| case OO_Amp: |
| if (S->getNumArgs() == 1) { |
| UnaryOp = UO_AddrOf; |
| return Stmt::UnaryOperatorClass; |
| } |
| |
| BinaryOp = BO_And; |
| return Stmt::BinaryOperatorClass; |
| |
| case OO_Pipe: |
| BinaryOp = BO_Or; |
| return Stmt::BinaryOperatorClass; |
| |
| case OO_Tilde: |
| UnaryOp = UO_Not; |
| return Stmt::UnaryOperatorClass; |
| |
| case OO_Exclaim: |
| UnaryOp = UO_LNot; |
| return Stmt::UnaryOperatorClass; |
| |
| case OO_Equal: |
| BinaryOp = BO_Assign; |
| return Stmt::BinaryOperatorClass; |
| |
| case OO_Less: |
| BinaryOp = BO_LT; |
| return Stmt::BinaryOperatorClass; |
| |
| case OO_Greater: |
| BinaryOp = BO_GT; |
| return Stmt::BinaryOperatorClass; |
| |
| case OO_PlusEqual: |
| BinaryOp = BO_AddAssign; |
| return Stmt::CompoundAssignOperatorClass; |
| |
| case OO_MinusEqual: |
| BinaryOp = BO_SubAssign; |
| return Stmt::CompoundAssignOperatorClass; |
| |
| case OO_StarEqual: |
| BinaryOp = BO_MulAssign; |
| return Stmt::CompoundAssignOperatorClass; |
| |
| case OO_SlashEqual: |
| BinaryOp = BO_DivAssign; |
| return Stmt::CompoundAssignOperatorClass; |
| |
| case OO_PercentEqual: |
| BinaryOp = BO_RemAssign; |
| return Stmt::CompoundAssignOperatorClass; |
| |
| case OO_CaretEqual: |
| BinaryOp = BO_XorAssign; |
| return Stmt::CompoundAssignOperatorClass; |
| |
| case OO_AmpEqual: |
| BinaryOp = BO_AndAssign; |
| return Stmt::CompoundAssignOperatorClass; |
| |
| case OO_PipeEqual: |
| BinaryOp = BO_OrAssign; |
| return Stmt::CompoundAssignOperatorClass; |
| |
| case OO_LessLess: |
| BinaryOp = BO_Shl; |
| return Stmt::BinaryOperatorClass; |
| |
| case OO_GreaterGreater: |
| BinaryOp = BO_Shr; |
| return Stmt::BinaryOperatorClass; |
| |
| case OO_LessLessEqual: |
| BinaryOp = BO_ShlAssign; |
| return Stmt::CompoundAssignOperatorClass; |
| |
| case OO_GreaterGreaterEqual: |
| BinaryOp = BO_ShrAssign; |
| return Stmt::CompoundAssignOperatorClass; |
| |
| case OO_EqualEqual: |
| BinaryOp = BO_EQ; |
| return Stmt::BinaryOperatorClass; |
| |
| case OO_ExclaimEqual: |
| BinaryOp = BO_NE; |
| return Stmt::BinaryOperatorClass; |
| |
| case OO_LessEqual: |
| BinaryOp = BO_LE; |
| return Stmt::BinaryOperatorClass; |
| |
| case OO_GreaterEqual: |
| BinaryOp = BO_GE; |
| return Stmt::BinaryOperatorClass; |
| |
| case OO_AmpAmp: |
| BinaryOp = BO_LAnd; |
| return Stmt::BinaryOperatorClass; |
| |
| case OO_PipePipe: |
| BinaryOp = BO_LOr; |
| return Stmt::BinaryOperatorClass; |
| |
| case OO_PlusPlus: |
| UnaryOp = S->getNumArgs() == 1? UO_PreInc |
| : UO_PostInc; |
| return Stmt::UnaryOperatorClass; |
| |
| case OO_MinusMinus: |
| UnaryOp = S->getNumArgs() == 1? UO_PreDec |
| : UO_PostDec; |
| return Stmt::UnaryOperatorClass; |
| |
| case OO_Comma: |
| BinaryOp = BO_Comma; |
| return Stmt::BinaryOperatorClass; |
| |
| |
| case OO_ArrowStar: |
| BinaryOp = BO_PtrMemI; |
| return Stmt::BinaryOperatorClass; |
| |
| case OO_Subscript: |
| return Stmt::ArraySubscriptExprClass; |
| } |
| |
| llvm_unreachable("Invalid overloaded operator expression"); |
| } |
| |
| |
| void StmtProfiler::VisitCXXOperatorCallExpr(CXXOperatorCallExpr *S) { |
| if (S->isTypeDependent()) { |
| // Type-dependent operator calls are profiled like their underlying |
| // syntactic operator. |
| UnaryOperatorKind UnaryOp = UO_Extension; |
| BinaryOperatorKind BinaryOp = BO_Comma; |
| Stmt::StmtClass SC = DecodeOperatorCall(S, UnaryOp, BinaryOp); |
| |
| ID.AddInteger(SC); |
| for (unsigned I = 0, N = S->getNumArgs(); I != N; ++I) |
| Visit(S->getArg(I)); |
| if (SC == Stmt::UnaryOperatorClass) |
| ID.AddInteger(UnaryOp); |
| else if (SC == Stmt::BinaryOperatorClass || |
| SC == Stmt::CompoundAssignOperatorClass) |
| ID.AddInteger(BinaryOp); |
| else |
| assert(SC == Stmt::ArraySubscriptExprClass); |
| |
| return; |
| } |
| |
| VisitCallExpr(S); |
| ID.AddInteger(S->getOperator()); |
| } |
| |
| void StmtProfiler::VisitCXXMemberCallExpr(CXXMemberCallExpr *S) { |
| VisitCallExpr(S); |
| } |
| |
| void StmtProfiler::VisitCXXNamedCastExpr(CXXNamedCastExpr *S) { |
| VisitExplicitCastExpr(S); |
| } |
| |
| void StmtProfiler::VisitCXXStaticCastExpr(CXXStaticCastExpr *S) { |
| VisitCXXNamedCastExpr(S); |
| } |
| |
| void StmtProfiler::VisitCXXDynamicCastExpr(CXXDynamicCastExpr *S) { |
| VisitCXXNamedCastExpr(S); |
| } |
| |
| void StmtProfiler::VisitCXXReinterpretCastExpr(CXXReinterpretCastExpr *S) { |
| VisitCXXNamedCastExpr(S); |
| } |
| |
| void StmtProfiler::VisitCXXConstCastExpr(CXXConstCastExpr *S) { |
| VisitCXXNamedCastExpr(S); |
| } |
| |
| void StmtProfiler::VisitCXXBoolLiteralExpr(CXXBoolLiteralExpr *S) { |
| VisitExpr(S); |
| ID.AddBoolean(S->getValue()); |
| } |
| |
| void StmtProfiler::VisitCXXNullPtrLiteralExpr(CXXNullPtrLiteralExpr *S) { |
| VisitExpr(S); |
| } |
| |
| void StmtProfiler::VisitCXXTypeidExpr(CXXTypeidExpr *S) { |
| VisitExpr(S); |
| if (S->isTypeOperand()) |
| VisitType(S->getTypeOperand()); |
| } |
| |
| void StmtProfiler::VisitCXXUuidofExpr(CXXUuidofExpr *S) { |
| VisitExpr(S); |
| if (S->isTypeOperand()) |
| VisitType(S->getTypeOperand()); |
| } |
| |
| void StmtProfiler::VisitCXXThisExpr(CXXThisExpr *S) { |
| VisitExpr(S); |
| } |
| |
| void StmtProfiler::VisitCXXThrowExpr(CXXThrowExpr *S) { |
| VisitExpr(S); |
| } |
| |
| void StmtProfiler::VisitCXXDefaultArgExpr(CXXDefaultArgExpr *S) { |
| VisitExpr(S); |
| VisitDecl(S->getParam()); |
| } |
| |
| void StmtProfiler::VisitCXXBindTemporaryExpr(CXXBindTemporaryExpr *S) { |
| VisitExpr(S); |
| VisitDecl( |
| const_cast<CXXDestructorDecl *>(S->getTemporary()->getDestructor())); |
| } |
| |
| void StmtProfiler::VisitCXXConstructExpr(CXXConstructExpr *S) { |
| VisitExpr(S); |
| VisitDecl(S->getConstructor()); |
| ID.AddBoolean(S->isElidable()); |
| } |
| |
| void StmtProfiler::VisitCXXFunctionalCastExpr(CXXFunctionalCastExpr *S) { |
| VisitExplicitCastExpr(S); |
| } |
| |
| void StmtProfiler::VisitCXXTemporaryObjectExpr(CXXTemporaryObjectExpr *S) { |
| VisitCXXConstructExpr(S); |
| } |
| |
| void StmtProfiler::VisitCXXScalarValueInitExpr(CXXScalarValueInitExpr *S) { |
| VisitExpr(S); |
| } |
| |
| void StmtProfiler::VisitCXXDeleteExpr(CXXDeleteExpr *S) { |
| VisitExpr(S); |
| ID.AddBoolean(S->isGlobalDelete()); |
| ID.AddBoolean(S->isArrayForm()); |
| VisitDecl(S->getOperatorDelete()); |
| } |
| |
| |
| void StmtProfiler::VisitCXXNewExpr(CXXNewExpr *S) { |
| VisitExpr(S); |
| VisitType(S->getAllocatedType()); |
| VisitDecl(S->getOperatorNew()); |
| VisitDecl(S->getOperatorDelete()); |
| VisitDecl(S->getConstructor()); |
| ID.AddBoolean(S->isArray()); |
| ID.AddInteger(S->getNumPlacementArgs()); |
| ID.AddBoolean(S->isGlobalNew()); |
| ID.AddBoolean(S->isParenTypeId()); |
| ID.AddBoolean(S->hasInitializer()); |
| ID.AddInteger(S->getNumConstructorArgs()); |
| } |
| |
| void StmtProfiler::VisitCXXPseudoDestructorExpr(CXXPseudoDestructorExpr *S) { |
| VisitExpr(S); |
| ID.AddBoolean(S->isArrow()); |
| VisitNestedNameSpecifier(S->getQualifier()); |
| VisitType(S->getDestroyedType()); |
| } |
| |
| void StmtProfiler::VisitOverloadExpr(OverloadExpr *S) { |
| VisitExpr(S); |
| VisitNestedNameSpecifier(S->getQualifier()); |
| VisitName(S->getName()); |
| ID.AddBoolean(S->hasExplicitTemplateArgs()); |
| if (S->hasExplicitTemplateArgs()) |
| VisitTemplateArguments(S->getExplicitTemplateArgs().getTemplateArgs(), |
| S->getExplicitTemplateArgs().NumTemplateArgs); |
| } |
| |
| void |
| StmtProfiler::VisitUnresolvedLookupExpr(UnresolvedLookupExpr *S) { |
| VisitOverloadExpr(S); |
| } |
| |
| void StmtProfiler::VisitUnaryTypeTraitExpr(UnaryTypeTraitExpr *S) { |
| VisitExpr(S); |
| ID.AddInteger(S->getTrait()); |
| VisitType(S->getQueriedType()); |
| } |
| |
| void |
| StmtProfiler::VisitDependentScopeDeclRefExpr(DependentScopeDeclRefExpr *S) { |
| VisitExpr(S); |
| VisitName(S->getDeclName()); |
| VisitNestedNameSpecifier(S->getQualifier()); |
| ID.AddBoolean(S->hasExplicitTemplateArgs()); |
| if (S->hasExplicitTemplateArgs()) |
| VisitTemplateArguments(S->getTemplateArgs(), S->getNumTemplateArgs()); |
| } |
| |
| void StmtProfiler::VisitCXXExprWithTemporaries(CXXExprWithTemporaries *S) { |
| VisitExpr(S); |
| for (unsigned I = 0, N = S->getNumTemporaries(); I != N; ++I) |
| VisitDecl( |
| const_cast<CXXDestructorDecl *>(S->getTemporary(I)->getDestructor())); |
| } |
| |
| void |
| StmtProfiler::VisitCXXUnresolvedConstructExpr(CXXUnresolvedConstructExpr *S) { |
| VisitExpr(S); |
| VisitType(S->getTypeAsWritten()); |
| } |
| |
| void |
| StmtProfiler::VisitCXXDependentScopeMemberExpr(CXXDependentScopeMemberExpr *S) { |
| ID.AddBoolean(S->isImplicitAccess()); |
| if (!S->isImplicitAccess()) { |
| VisitExpr(S); |
| ID.AddBoolean(S->isArrow()); |
| } |
| VisitNestedNameSpecifier(S->getQualifier()); |
| VisitName(S->getMember()); |
| ID.AddBoolean(S->hasExplicitTemplateArgs()); |
| if (S->hasExplicitTemplateArgs()) |
| VisitTemplateArguments(S->getTemplateArgs(), S->getNumTemplateArgs()); |
| } |
| |
| void StmtProfiler::VisitUnresolvedMemberExpr(UnresolvedMemberExpr *S) { |
| ID.AddBoolean(S->isImplicitAccess()); |
| if (!S->isImplicitAccess()) { |
| VisitExpr(S); |
| ID.AddBoolean(S->isArrow()); |
| } |
| VisitNestedNameSpecifier(S->getQualifier()); |
| VisitName(S->getMemberName()); |
| ID.AddBoolean(S->hasExplicitTemplateArgs()); |
| if (S->hasExplicitTemplateArgs()) |
| VisitTemplateArguments(S->getTemplateArgs(), S->getNumTemplateArgs()); |
| } |
| |
| void StmtProfiler::VisitCXXNoexceptExpr(CXXNoexceptExpr *S) { |
| VisitExpr(S); |
| } |
| |
| void StmtProfiler::VisitObjCStringLiteral(ObjCStringLiteral *S) { |
| VisitExpr(S); |
| } |
| |
| void StmtProfiler::VisitObjCEncodeExpr(ObjCEncodeExpr *S) { |
| VisitExpr(S); |
| VisitType(S->getEncodedType()); |
| } |
| |
| void StmtProfiler::VisitObjCSelectorExpr(ObjCSelectorExpr *S) { |
| VisitExpr(S); |
| VisitName(S->getSelector()); |
| } |
| |
| void StmtProfiler::VisitObjCProtocolExpr(ObjCProtocolExpr *S) { |
| VisitExpr(S); |
| VisitDecl(S->getProtocol()); |
| } |
| |
| void StmtProfiler::VisitObjCIvarRefExpr(ObjCIvarRefExpr *S) { |
| VisitExpr(S); |
| VisitDecl(S->getDecl()); |
| ID.AddBoolean(S->isArrow()); |
| ID.AddBoolean(S->isFreeIvar()); |
| } |
| |
| void StmtProfiler::VisitObjCPropertyRefExpr(ObjCPropertyRefExpr *S) { |
| VisitExpr(S); |
| VisitDecl(S->getProperty()); |
| if (S->isSuperReceiver()) { |
| ID.AddBoolean(S->isSuperReceiver()); |
| VisitType(S->getSuperType()); |
| } |
| } |
| |
| void StmtProfiler::VisitObjCImplicitSetterGetterRefExpr( |
| ObjCImplicitSetterGetterRefExpr *S) { |
| VisitExpr(S); |
| VisitDecl(S->getGetterMethod()); |
| VisitDecl(S->getSetterMethod()); |
| VisitDecl(S->getInterfaceDecl()); |
| if (S->isSuperReceiver()) { |
| ID.AddBoolean(S->isSuperReceiver()); |
| VisitType(S->getSuperType()); |
| } |
| } |
| |
| void StmtProfiler::VisitObjCMessageExpr(ObjCMessageExpr *S) { |
| VisitExpr(S); |
| VisitName(S->getSelector()); |
| VisitDecl(S->getMethodDecl()); |
| } |
| |
| void StmtProfiler::VisitObjCIsaExpr(ObjCIsaExpr *S) { |
| VisitExpr(S); |
| ID.AddBoolean(S->isArrow()); |
| } |
| |
| void StmtProfiler::VisitDecl(Decl *D) { |
| ID.AddInteger(D? D->getKind() : 0); |
| |
| if (Canonical && D) { |
| if (NonTypeTemplateParmDecl *NTTP = dyn_cast<NonTypeTemplateParmDecl>(D)) { |
| ID.AddInteger(NTTP->getDepth()); |
| ID.AddInteger(NTTP->getIndex()); |
| VisitType(NTTP->getType()); |
| return; |
| } |
| |
| if (ParmVarDecl *Parm = dyn_cast<ParmVarDecl>(D)) { |
| // The Itanium C++ ABI uses the type of a parameter when mangling |
| // expressions that involve function parameters, so we will use the |
| // parameter's type for establishing function parameter identity. That |
| // way, our definition of "equivalent" (per C++ [temp.over.link]) |
| // matches the definition of "equivalent" used for name mangling. |
| VisitType(Parm->getType()); |
| return; |
| } |
| |
| if (TemplateTemplateParmDecl *TTP = dyn_cast<TemplateTemplateParmDecl>(D)) { |
| ID.AddInteger(TTP->getDepth()); |
| ID.AddInteger(TTP->getIndex()); |
| return; |
| } |
| } |
| |
| ID.AddPointer(D? D->getCanonicalDecl() : 0); |
| } |
| |
| void StmtProfiler::VisitType(QualType T) { |
| if (Canonical) |
| T = Context.getCanonicalType(T); |
| |
| ID.AddPointer(T.getAsOpaquePtr()); |
| } |
| |
| void StmtProfiler::VisitName(DeclarationName Name) { |
| ID.AddPointer(Name.getAsOpaquePtr()); |
| } |
| |
| void StmtProfiler::VisitNestedNameSpecifier(NestedNameSpecifier *NNS) { |
| if (Canonical) |
| NNS = Context.getCanonicalNestedNameSpecifier(NNS); |
| ID.AddPointer(NNS); |
| } |
| |
| void StmtProfiler::VisitTemplateName(TemplateName Name) { |
| if (Canonical) |
| Name = Context.getCanonicalTemplateName(Name); |
| |
| Name.Profile(ID); |
| } |
| |
| void StmtProfiler::VisitTemplateArguments(const TemplateArgumentLoc *Args, |
| unsigned NumArgs) { |
| ID.AddInteger(NumArgs); |
| for (unsigned I = 0; I != NumArgs; ++I) |
| VisitTemplateArgument(Args[I].getArgument()); |
| } |
| |
| void StmtProfiler::VisitTemplateArgument(const TemplateArgument &Arg) { |
| // Mostly repetitive with TemplateArgument::Profile! |
| ID.AddInteger(Arg.getKind()); |
| switch (Arg.getKind()) { |
| case TemplateArgument::Null: |
| break; |
| |
| case TemplateArgument::Type: |
| VisitType(Arg.getAsType()); |
| break; |
| |
| case TemplateArgument::Template: |
| VisitTemplateName(Arg.getAsTemplate()); |
| break; |
| |
| case TemplateArgument::Declaration: |
| VisitDecl(Arg.getAsDecl()); |
| break; |
| |
| case TemplateArgument::Integral: |
| Arg.getAsIntegral()->Profile(ID); |
| VisitType(Arg.getIntegralType()); |
| break; |
| |
| case TemplateArgument::Expression: |
| Visit(Arg.getAsExpr()); |
| break; |
| |
| case TemplateArgument::Pack: |
| const TemplateArgument *Pack = Arg.pack_begin(); |
| for (unsigned i = 0, e = Arg.pack_size(); i != e; ++i) |
| VisitTemplateArgument(Pack[i]); |
| break; |
| } |
| } |
| |
| void Stmt::Profile(llvm::FoldingSetNodeID &ID, ASTContext &Context, |
| bool Canonical) { |
| StmtProfiler Profiler(ID, Context, Canonical); |
| Profiler.Visit(this); |
| } |