minix/external/bsd/llvm/dist/clang/lib/AST/StmtProfile.cpp
Lionel Sambuc f4a2713ac8 Importing netbsd clang -- pristine
Change-Id: Ia40e9ffdf29b5dab2f122f673ff6802a58bc690f
2014-07-28 17:05:57 +02:00

1282 lines
33 KiB
C++

//===---- 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 ConstStmtVisitor<StmtProfiler> {
llvm::FoldingSetNodeID &ID;
const ASTContext &Context;
bool Canonical;
public:
StmtProfiler(llvm::FoldingSetNodeID &ID, const ASTContext &Context,
bool Canonical)
: ID(ID), Context(Context), Canonical(Canonical) { }
void VisitStmt(const Stmt *S);
#define STMT(Node, Base) void Visit##Node(const Node *S);
#include "clang/AST/StmtNodes.inc"
/// \brief Visit a declaration that is referenced within an expression
/// or statement.
void VisitDecl(const 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(const Stmt *S) {
ID.AddInteger(S->getStmtClass());
for (Stmt::const_child_range C = S->children(); C; ++C) {
if (*C)
Visit(*C);
else
ID.AddInteger(0);
}
}
void StmtProfiler::VisitDeclStmt(const DeclStmt *S) {
VisitStmt(S);
for (DeclStmt::const_decl_iterator D = S->decl_begin(), DEnd = S->decl_end();
D != DEnd; ++D)
VisitDecl(*D);
}
void StmtProfiler::VisitNullStmt(const NullStmt *S) {
VisitStmt(S);
}
void StmtProfiler::VisitCompoundStmt(const CompoundStmt *S) {
VisitStmt(S);
}
void StmtProfiler::VisitSwitchCase(const SwitchCase *S) {
VisitStmt(S);
}
void StmtProfiler::VisitCaseStmt(const CaseStmt *S) {
VisitStmt(S);
}
void StmtProfiler::VisitDefaultStmt(const DefaultStmt *S) {
VisitStmt(S);
}
void StmtProfiler::VisitLabelStmt(const LabelStmt *S) {
VisitStmt(S);
VisitDecl(S->getDecl());
}
void StmtProfiler::VisitAttributedStmt(const AttributedStmt *S) {
VisitStmt(S);
// TODO: maybe visit attributes?
}
void StmtProfiler::VisitIfStmt(const IfStmt *S) {
VisitStmt(S);
VisitDecl(S->getConditionVariable());
}
void StmtProfiler::VisitSwitchStmt(const SwitchStmt *S) {
VisitStmt(S);
VisitDecl(S->getConditionVariable());
}
void StmtProfiler::VisitWhileStmt(const WhileStmt *S) {
VisitStmt(S);
VisitDecl(S->getConditionVariable());
}
void StmtProfiler::VisitDoStmt(const DoStmt *S) {
VisitStmt(S);
}
void StmtProfiler::VisitForStmt(const ForStmt *S) {
VisitStmt(S);
}
void StmtProfiler::VisitGotoStmt(const GotoStmt *S) {
VisitStmt(S);
VisitDecl(S->getLabel());
}
void StmtProfiler::VisitIndirectGotoStmt(const IndirectGotoStmt *S) {
VisitStmt(S);
}
void StmtProfiler::VisitContinueStmt(const ContinueStmt *S) {
VisitStmt(S);
}
void StmtProfiler::VisitBreakStmt(const BreakStmt *S) {
VisitStmt(S);
}
void StmtProfiler::VisitReturnStmt(const ReturnStmt *S) {
VisitStmt(S);
}
void StmtProfiler::VisitGCCAsmStmt(const GCCAsmStmt *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->getClobberStringLiteral(I));
}
void StmtProfiler::VisitMSAsmStmt(const MSAsmStmt *S) {
// FIXME: Implement MS style inline asm statement profiler.
VisitStmt(S);
}
void StmtProfiler::VisitCXXCatchStmt(const CXXCatchStmt *S) {
VisitStmt(S);
VisitType(S->getCaughtType());
}
void StmtProfiler::VisitCXXTryStmt(const CXXTryStmt *S) {
VisitStmt(S);
}
void StmtProfiler::VisitCXXForRangeStmt(const CXXForRangeStmt *S) {
VisitStmt(S);
}
void StmtProfiler::VisitMSDependentExistsStmt(const MSDependentExistsStmt *S) {
VisitStmt(S);
ID.AddBoolean(S->isIfExists());
VisitNestedNameSpecifier(S->getQualifierLoc().getNestedNameSpecifier());
VisitName(S->getNameInfo().getName());
}
void StmtProfiler::VisitSEHTryStmt(const SEHTryStmt *S) {
VisitStmt(S);
}
void StmtProfiler::VisitSEHFinallyStmt(const SEHFinallyStmt *S) {
VisitStmt(S);
}
void StmtProfiler::VisitSEHExceptStmt(const SEHExceptStmt *S) {
VisitStmt(S);
}
void StmtProfiler::VisitCapturedStmt(const CapturedStmt *S) {
VisitStmt(S);
}
void StmtProfiler::VisitObjCForCollectionStmt(const ObjCForCollectionStmt *S) {
VisitStmt(S);
}
void StmtProfiler::VisitObjCAtCatchStmt(const ObjCAtCatchStmt *S) {
VisitStmt(S);
ID.AddBoolean(S->hasEllipsis());
if (S->getCatchParamDecl())
VisitType(S->getCatchParamDecl()->getType());
}
void StmtProfiler::VisitObjCAtFinallyStmt(const ObjCAtFinallyStmt *S) {
VisitStmt(S);
}
void StmtProfiler::VisitObjCAtTryStmt(const ObjCAtTryStmt *S) {
VisitStmt(S);
}
void
StmtProfiler::VisitObjCAtSynchronizedStmt(const ObjCAtSynchronizedStmt *S) {
VisitStmt(S);
}
void StmtProfiler::VisitObjCAtThrowStmt(const ObjCAtThrowStmt *S) {
VisitStmt(S);
}
void
StmtProfiler::VisitObjCAutoreleasePoolStmt(const ObjCAutoreleasePoolStmt *S) {
VisitStmt(S);
}
namespace {
class OMPClauseProfiler : public ConstOMPClauseVisitor<OMPClauseProfiler> {
StmtProfiler *Profiler;
/// \brief Process clauses with list of variables.
template <typename T>
void VisitOMPClauseList(T *Node);
public:
OMPClauseProfiler(StmtProfiler *P) : Profiler(P) { }
#define OPENMP_CLAUSE(Name, Class) \
void Visit##Class(const Class *C);
#include "clang/Basic/OpenMPKinds.def"
};
void OMPClauseProfiler::VisitOMPDefaultClause(const OMPDefaultClause *C) { }
template<typename T>
void OMPClauseProfiler::VisitOMPClauseList(T *Node) {
for (typename T::varlist_const_iterator I = Node->varlist_begin(),
E = Node->varlist_end();
I != E; ++I)
Profiler->VisitStmt(*I);
}
void OMPClauseProfiler::VisitOMPPrivateClause(const OMPPrivateClause *C) {
VisitOMPClauseList(C);
}
void OMPClauseProfiler::VisitOMPFirstprivateClause(
const OMPFirstprivateClause *C) {
VisitOMPClauseList(C);
}
void OMPClauseProfiler::VisitOMPSharedClause(const OMPSharedClause *C) {
VisitOMPClauseList(C);
}
}
void
StmtProfiler::VisitOMPParallelDirective(const OMPParallelDirective *S) {
VisitStmt(S);
OMPClauseProfiler P(this);
ArrayRef<OMPClause *> Clauses = S->clauses();
for (ArrayRef<OMPClause *>::iterator I = Clauses.begin(), E = Clauses.end();
I != E; ++I)
if (*I)
P.Visit(*I);
}
void StmtProfiler::VisitExpr(const Expr *S) {
VisitStmt(S);
}
void StmtProfiler::VisitDeclRefExpr(const DeclRefExpr *S) {
VisitExpr(S);
if (!Canonical)
VisitNestedNameSpecifier(S->getQualifier());
VisitDecl(S->getDecl());
if (!Canonical)
VisitTemplateArguments(S->getTemplateArgs(), S->getNumTemplateArgs());
}
void StmtProfiler::VisitPredefinedExpr(const PredefinedExpr *S) {
VisitExpr(S);
ID.AddInteger(S->getIdentType());
}
void StmtProfiler::VisitIntegerLiteral(const IntegerLiteral *S) {
VisitExpr(S);
S->getValue().Profile(ID);
}
void StmtProfiler::VisitCharacterLiteral(const CharacterLiteral *S) {
VisitExpr(S);
ID.AddInteger(S->getKind());
ID.AddInteger(S->getValue());
}
void StmtProfiler::VisitFloatingLiteral(const FloatingLiteral *S) {
VisitExpr(S);
S->getValue().Profile(ID);
ID.AddBoolean(S->isExact());
}
void StmtProfiler::VisitImaginaryLiteral(const ImaginaryLiteral *S) {
VisitExpr(S);
}
void StmtProfiler::VisitStringLiteral(const StringLiteral *S) {
VisitExpr(S);
ID.AddString(S->getBytes());
ID.AddInteger(S->getKind());
}
void StmtProfiler::VisitParenExpr(const ParenExpr *S) {
VisitExpr(S);
}
void StmtProfiler::VisitParenListExpr(const ParenListExpr *S) {
VisitExpr(S);
}
void StmtProfiler::VisitUnaryOperator(const UnaryOperator *S) {
VisitExpr(S);
ID.AddInteger(S->getOpcode());
}
void StmtProfiler::VisitOffsetOfExpr(const 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::VisitUnaryExprOrTypeTraitExpr(const UnaryExprOrTypeTraitExpr *S) {
VisitExpr(S);
ID.AddInteger(S->getKind());
if (S->isArgumentType())
VisitType(S->getArgumentType());
}
void StmtProfiler::VisitArraySubscriptExpr(const ArraySubscriptExpr *S) {
VisitExpr(S);
}
void StmtProfiler::VisitCallExpr(const CallExpr *S) {
VisitExpr(S);
}
void StmtProfiler::VisitMemberExpr(const MemberExpr *S) {
VisitExpr(S);
VisitDecl(S->getMemberDecl());
if (!Canonical)
VisitNestedNameSpecifier(S->getQualifier());
ID.AddBoolean(S->isArrow());
}
void StmtProfiler::VisitCompoundLiteralExpr(const CompoundLiteralExpr *S) {
VisitExpr(S);
ID.AddBoolean(S->isFileScope());
}
void StmtProfiler::VisitCastExpr(const CastExpr *S) {
VisitExpr(S);
}
void StmtProfiler::VisitImplicitCastExpr(const ImplicitCastExpr *S) {
VisitCastExpr(S);
ID.AddInteger(S->getValueKind());
}
void StmtProfiler::VisitExplicitCastExpr(const ExplicitCastExpr *S) {
VisitCastExpr(S);
VisitType(S->getTypeAsWritten());
}
void StmtProfiler::VisitCStyleCastExpr(const CStyleCastExpr *S) {
VisitExplicitCastExpr(S);
}
void StmtProfiler::VisitBinaryOperator(const BinaryOperator *S) {
VisitExpr(S);
ID.AddInteger(S->getOpcode());
}
void
StmtProfiler::VisitCompoundAssignOperator(const CompoundAssignOperator *S) {
VisitBinaryOperator(S);
}
void StmtProfiler::VisitConditionalOperator(const ConditionalOperator *S) {
VisitExpr(S);
}
void StmtProfiler::VisitBinaryConditionalOperator(
const BinaryConditionalOperator *S) {
VisitExpr(S);
}
void StmtProfiler::VisitAddrLabelExpr(const AddrLabelExpr *S) {
VisitExpr(S);
VisitDecl(S->getLabel());
}
void StmtProfiler::VisitStmtExpr(const StmtExpr *S) {
VisitExpr(S);
}
void StmtProfiler::VisitShuffleVectorExpr(const ShuffleVectorExpr *S) {
VisitExpr(S);
}
void StmtProfiler::VisitConvertVectorExpr(const ConvertVectorExpr *S) {
VisitExpr(S);
}
void StmtProfiler::VisitChooseExpr(const ChooseExpr *S) {
VisitExpr(S);
}
void StmtProfiler::VisitGNUNullExpr(const GNUNullExpr *S) {
VisitExpr(S);
}
void StmtProfiler::VisitVAArgExpr(const VAArgExpr *S) {
VisitExpr(S);
}
void StmtProfiler::VisitInitListExpr(const InitListExpr *S) {
if (S->getSyntacticForm()) {
VisitInitListExpr(S->getSyntacticForm());
return;
}
VisitExpr(S);
}
void StmtProfiler::VisitDesignatedInitExpr(const DesignatedInitExpr *S) {
VisitExpr(S);
ID.AddBoolean(S->usesGNUSyntax());
for (DesignatedInitExpr::const_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(const ImplicitValueInitExpr *S) {
VisitExpr(S);
}
void StmtProfiler::VisitExtVectorElementExpr(const ExtVectorElementExpr *S) {
VisitExpr(S);
VisitName(&S->getAccessor());
}
void StmtProfiler::VisitBlockExpr(const BlockExpr *S) {
VisitExpr(S);
VisitDecl(S->getBlockDecl());
}
void StmtProfiler::VisitGenericSelectionExpr(const GenericSelectionExpr *S) {
VisitExpr(S);
for (unsigned i = 0; i != S->getNumAssocs(); ++i) {
QualType T = S->getAssocType(i);
if (T.isNull())
ID.AddPointer(0);
else
VisitType(T);
VisitExpr(S->getAssocExpr(i));
}
}
void StmtProfiler::VisitPseudoObjectExpr(const PseudoObjectExpr *S) {
VisitExpr(S);
for (PseudoObjectExpr::const_semantics_iterator
i = S->semantics_begin(), e = S->semantics_end(); i != e; ++i)
// Normally, we would not profile the source expressions of OVEs.
if (const OpaqueValueExpr *OVE = dyn_cast<OpaqueValueExpr>(*i))
Visit(OVE->getSourceExpr());
}
void StmtProfiler::VisitAtomicExpr(const AtomicExpr *S) {
VisitExpr(S);
ID.AddInteger(S->getOp());
}
static Stmt::StmtClass DecodeOperatorCall(const 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");
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(const 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(const CXXMemberCallExpr *S) {
VisitCallExpr(S);
}
void StmtProfiler::VisitCUDAKernelCallExpr(const CUDAKernelCallExpr *S) {
VisitCallExpr(S);
}
void StmtProfiler::VisitAsTypeExpr(const AsTypeExpr *S) {
VisitExpr(S);
}
void StmtProfiler::VisitCXXNamedCastExpr(const CXXNamedCastExpr *S) {
VisitExplicitCastExpr(S);
}
void StmtProfiler::VisitCXXStaticCastExpr(const CXXStaticCastExpr *S) {
VisitCXXNamedCastExpr(S);
}
void StmtProfiler::VisitCXXDynamicCastExpr(const CXXDynamicCastExpr *S) {
VisitCXXNamedCastExpr(S);
}
void
StmtProfiler::VisitCXXReinterpretCastExpr(const CXXReinterpretCastExpr *S) {
VisitCXXNamedCastExpr(S);
}
void StmtProfiler::VisitCXXConstCastExpr(const CXXConstCastExpr *S) {
VisitCXXNamedCastExpr(S);
}
void StmtProfiler::VisitUserDefinedLiteral(const UserDefinedLiteral *S) {
VisitCallExpr(S);
}
void StmtProfiler::VisitCXXBoolLiteralExpr(const CXXBoolLiteralExpr *S) {
VisitExpr(S);
ID.AddBoolean(S->getValue());
}
void StmtProfiler::VisitCXXNullPtrLiteralExpr(const CXXNullPtrLiteralExpr *S) {
VisitExpr(S);
}
void StmtProfiler::VisitCXXStdInitializerListExpr(
const CXXStdInitializerListExpr *S) {
VisitExpr(S);
}
void StmtProfiler::VisitCXXTypeidExpr(const CXXTypeidExpr *S) {
VisitExpr(S);
if (S->isTypeOperand())
VisitType(S->getTypeOperandSourceInfo()->getType());
}
void StmtProfiler::VisitCXXUuidofExpr(const CXXUuidofExpr *S) {
VisitExpr(S);
if (S->isTypeOperand())
VisitType(S->getTypeOperandSourceInfo()->getType());
}
void StmtProfiler::VisitMSPropertyRefExpr(const MSPropertyRefExpr *S) {
VisitExpr(S);
VisitDecl(S->getPropertyDecl());
}
void StmtProfiler::VisitCXXThisExpr(const CXXThisExpr *S) {
VisitExpr(S);
ID.AddBoolean(S->isImplicit());
}
void StmtProfiler::VisitCXXThrowExpr(const CXXThrowExpr *S) {
VisitExpr(S);
}
void StmtProfiler::VisitCXXDefaultArgExpr(const CXXDefaultArgExpr *S) {
VisitExpr(S);
VisitDecl(S->getParam());
}
void StmtProfiler::VisitCXXDefaultInitExpr(const CXXDefaultInitExpr *S) {
VisitExpr(S);
VisitDecl(S->getField());
}
void StmtProfiler::VisitCXXBindTemporaryExpr(const CXXBindTemporaryExpr *S) {
VisitExpr(S);
VisitDecl(
const_cast<CXXDestructorDecl *>(S->getTemporary()->getDestructor()));
}
void StmtProfiler::VisitCXXConstructExpr(const CXXConstructExpr *S) {
VisitExpr(S);
VisitDecl(S->getConstructor());
ID.AddBoolean(S->isElidable());
}
void StmtProfiler::VisitCXXFunctionalCastExpr(const CXXFunctionalCastExpr *S) {
VisitExplicitCastExpr(S);
}
void
StmtProfiler::VisitCXXTemporaryObjectExpr(const CXXTemporaryObjectExpr *S) {
VisitCXXConstructExpr(S);
}
void
StmtProfiler::VisitLambdaExpr(const LambdaExpr *S) {
VisitExpr(S);
for (LambdaExpr::capture_iterator C = S->explicit_capture_begin(),
CEnd = S->explicit_capture_end();
C != CEnd; ++C) {
ID.AddInteger(C->getCaptureKind());
switch (C->getCaptureKind()) {
case LCK_This:
break;
case LCK_ByRef:
case LCK_ByCopy:
VisitDecl(C->getCapturedVar());
ID.AddBoolean(C->isPackExpansion());
break;
}
}
// Note: If we actually needed to be able to match lambda
// expressions, we would have to consider parameters and return type
// here, among other things.
VisitStmt(S->getBody());
}
void
StmtProfiler::VisitCXXScalarValueInitExpr(const CXXScalarValueInitExpr *S) {
VisitExpr(S);
}
void StmtProfiler::VisitCXXDeleteExpr(const CXXDeleteExpr *S) {
VisitExpr(S);
ID.AddBoolean(S->isGlobalDelete());
ID.AddBoolean(S->isArrayForm());
VisitDecl(S->getOperatorDelete());
}
void StmtProfiler::VisitCXXNewExpr(const CXXNewExpr *S) {
VisitExpr(S);
VisitType(S->getAllocatedType());
VisitDecl(S->getOperatorNew());
VisitDecl(S->getOperatorDelete());
ID.AddBoolean(S->isArray());
ID.AddInteger(S->getNumPlacementArgs());
ID.AddBoolean(S->isGlobalNew());
ID.AddBoolean(S->isParenTypeId());
ID.AddInteger(S->getInitializationStyle());
}
void
StmtProfiler::VisitCXXPseudoDestructorExpr(const CXXPseudoDestructorExpr *S) {
VisitExpr(S);
ID.AddBoolean(S->isArrow());
VisitNestedNameSpecifier(S->getQualifier());
ID.AddBoolean(S->getScopeTypeInfo() != 0);
if (S->getScopeTypeInfo())
VisitType(S->getScopeTypeInfo()->getType());
ID.AddBoolean(S->getDestroyedTypeInfo() != 0);
if (S->getDestroyedTypeInfo())
VisitType(S->getDestroyedType());
else
ID.AddPointer(S->getDestroyedTypeIdentifier());
}
void StmtProfiler::VisitOverloadExpr(const 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(const UnresolvedLookupExpr *S) {
VisitOverloadExpr(S);
}
void StmtProfiler::VisitUnaryTypeTraitExpr(const UnaryTypeTraitExpr *S) {
VisitExpr(S);
ID.AddInteger(S->getTrait());
VisitType(S->getQueriedType());
}
void StmtProfiler::VisitBinaryTypeTraitExpr(const BinaryTypeTraitExpr *S) {
VisitExpr(S);
ID.AddInteger(S->getTrait());
VisitType(S->getLhsType());
VisitType(S->getRhsType());
}
void StmtProfiler::VisitTypeTraitExpr(const TypeTraitExpr *S) {
VisitExpr(S);
ID.AddInteger(S->getTrait());
ID.AddInteger(S->getNumArgs());
for (unsigned I = 0, N = S->getNumArgs(); I != N; ++I)
VisitType(S->getArg(I)->getType());
}
void StmtProfiler::VisitArrayTypeTraitExpr(const ArrayTypeTraitExpr *S) {
VisitExpr(S);
ID.AddInteger(S->getTrait());
VisitType(S->getQueriedType());
}
void StmtProfiler::VisitExpressionTraitExpr(const ExpressionTraitExpr *S) {
VisitExpr(S);
ID.AddInteger(S->getTrait());
VisitExpr(S->getQueriedExpression());
}
void StmtProfiler::VisitDependentScopeDeclRefExpr(
const DependentScopeDeclRefExpr *S) {
VisitExpr(S);
VisitName(S->getDeclName());
VisitNestedNameSpecifier(S->getQualifier());
ID.AddBoolean(S->hasExplicitTemplateArgs());
if (S->hasExplicitTemplateArgs())
VisitTemplateArguments(S->getTemplateArgs(), S->getNumTemplateArgs());
}
void StmtProfiler::VisitExprWithCleanups(const ExprWithCleanups *S) {
VisitExpr(S);
}
void StmtProfiler::VisitCXXUnresolvedConstructExpr(
const CXXUnresolvedConstructExpr *S) {
VisitExpr(S);
VisitType(S->getTypeAsWritten());
}
void StmtProfiler::VisitCXXDependentScopeMemberExpr(
const 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(const 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(const CXXNoexceptExpr *S) {
VisitExpr(S);
}
void StmtProfiler::VisitPackExpansionExpr(const PackExpansionExpr *S) {
VisitExpr(S);
}
void StmtProfiler::VisitSizeOfPackExpr(const SizeOfPackExpr *S) {
VisitExpr(S);
VisitDecl(S->getPack());
}
void StmtProfiler::VisitSubstNonTypeTemplateParmPackExpr(
const SubstNonTypeTemplateParmPackExpr *S) {
VisitExpr(S);
VisitDecl(S->getParameterPack());
VisitTemplateArgument(S->getArgumentPack());
}
void StmtProfiler::VisitSubstNonTypeTemplateParmExpr(
const SubstNonTypeTemplateParmExpr *E) {
// Profile exactly as the replacement expression.
Visit(E->getReplacement());
}
void StmtProfiler::VisitFunctionParmPackExpr(const FunctionParmPackExpr *S) {
VisitExpr(S);
VisitDecl(S->getParameterPack());
ID.AddInteger(S->getNumExpansions());
for (FunctionParmPackExpr::iterator I = S->begin(), E = S->end(); I != E; ++I)
VisitDecl(*I);
}
void StmtProfiler::VisitMaterializeTemporaryExpr(
const MaterializeTemporaryExpr *S) {
VisitExpr(S);
}
void StmtProfiler::VisitOpaqueValueExpr(const OpaqueValueExpr *E) {
VisitExpr(E);
}
void StmtProfiler::VisitObjCStringLiteral(const ObjCStringLiteral *S) {
VisitExpr(S);
}
void StmtProfiler::VisitObjCBoxedExpr(const ObjCBoxedExpr *E) {
VisitExpr(E);
}
void StmtProfiler::VisitObjCArrayLiteral(const ObjCArrayLiteral *E) {
VisitExpr(E);
}
void StmtProfiler::VisitObjCDictionaryLiteral(const ObjCDictionaryLiteral *E) {
VisitExpr(E);
}
void StmtProfiler::VisitObjCEncodeExpr(const ObjCEncodeExpr *S) {
VisitExpr(S);
VisitType(S->getEncodedType());
}
void StmtProfiler::VisitObjCSelectorExpr(const ObjCSelectorExpr *S) {
VisitExpr(S);
VisitName(S->getSelector());
}
void StmtProfiler::VisitObjCProtocolExpr(const ObjCProtocolExpr *S) {
VisitExpr(S);
VisitDecl(S->getProtocol());
}
void StmtProfiler::VisitObjCIvarRefExpr(const ObjCIvarRefExpr *S) {
VisitExpr(S);
VisitDecl(S->getDecl());
ID.AddBoolean(S->isArrow());
ID.AddBoolean(S->isFreeIvar());
}
void StmtProfiler::VisitObjCPropertyRefExpr(const ObjCPropertyRefExpr *S) {
VisitExpr(S);
if (S->isImplicitProperty()) {
VisitDecl(S->getImplicitPropertyGetter());
VisitDecl(S->getImplicitPropertySetter());
} else {
VisitDecl(S->getExplicitProperty());
}
if (S->isSuperReceiver()) {
ID.AddBoolean(S->isSuperReceiver());
VisitType(S->getSuperReceiverType());
}
}
void StmtProfiler::VisitObjCSubscriptRefExpr(const ObjCSubscriptRefExpr *S) {
VisitExpr(S);
VisitDecl(S->getAtIndexMethodDecl());
VisitDecl(S->setAtIndexMethodDecl());
}
void StmtProfiler::VisitObjCMessageExpr(const ObjCMessageExpr *S) {
VisitExpr(S);
VisitName(S->getSelector());
VisitDecl(S->getMethodDecl());
}
void StmtProfiler::VisitObjCIsaExpr(const ObjCIsaExpr *S) {
VisitExpr(S);
ID.AddBoolean(S->isArrow());
}
void StmtProfiler::VisitObjCBoolLiteralExpr(const ObjCBoolLiteralExpr *S) {
VisitExpr(S);
ID.AddBoolean(S->getValue());
}
void StmtProfiler::VisitObjCIndirectCopyRestoreExpr(
const ObjCIndirectCopyRestoreExpr *S) {
VisitExpr(S);
ID.AddBoolean(S->shouldCopy());
}
void StmtProfiler::VisitObjCBridgedCastExpr(const ObjCBridgedCastExpr *S) {
VisitExplicitCastExpr(S);
ID.AddBoolean(S->getBridgeKind());
}
void StmtProfiler::VisitDecl(const Decl *D) {
ID.AddInteger(D? D->getKind() : 0);
if (Canonical && D) {
if (const NonTypeTemplateParmDecl *NTTP =
dyn_cast<NonTypeTemplateParmDecl>(D)) {
ID.AddInteger(NTTP->getDepth());
ID.AddInteger(NTTP->getIndex());
ID.AddBoolean(NTTP->isParameterPack());
VisitType(NTTP->getType());
return;
}
if (const ParmVarDecl *Parm = dyn_cast<ParmVarDecl>(D)) {
// The Itanium C++ ABI uses the type, scope depth, and scope
// index 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]) is at
// least as strong as the definition of "equivalent" used for
// name mangling.
VisitType(Parm->getType());
ID.AddInteger(Parm->getFunctionScopeDepth());
ID.AddInteger(Parm->getFunctionScopeIndex());
return;
}
if (const TemplateTypeParmDecl *TTP =
dyn_cast<TemplateTypeParmDecl>(D)) {
ID.AddInteger(TTP->getDepth());
ID.AddInteger(TTP->getIndex());
ID.AddBoolean(TTP->isParameterPack());
return;
}
if (const TemplateTemplateParmDecl *TTP =
dyn_cast<TemplateTemplateParmDecl>(D)) {
ID.AddInteger(TTP->getDepth());
ID.AddInteger(TTP->getIndex());
ID.AddBoolean(TTP->isParameterPack());
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:
case TemplateArgument::TemplateExpansion:
VisitTemplateName(Arg.getAsTemplateOrTemplatePattern());
break;
case TemplateArgument::Declaration:
VisitDecl(Arg.getAsDecl());
break;
case TemplateArgument::NullPtr:
VisitType(Arg.getNullPtrType());
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, const ASTContext &Context,
bool Canonical) const {
StmtProfiler Profiler(ID, Context, Canonical);
Profiler.Visit(this);
}