1 //===---- StmtProfile.cpp - Profile implementation for Stmt ASTs ----------===//
3 // The LLVM Compiler Infrastructure
5 // This file is distributed under the University of Illinois Open Source
6 // License. See LICENSE.TXT for details.
8 //===----------------------------------------------------------------------===//
10 // This file implements the Stmt::Profile method, which builds a unique bit
11 // representation that identifies a statement/expression.
13 //===----------------------------------------------------------------------===//
14 #include "clang/AST/ASTContext.h"
15 #include "clang/AST/DeclCXX.h"
16 #include "clang/AST/DeclObjC.h"
17 #include "clang/AST/DeclTemplate.h"
18 #include "clang/AST/Expr.h"
19 #include "clang/AST/ExprCXX.h"
20 #include "clang/AST/ExprObjC.h"
21 #include "clang/AST/StmtVisitor.h"
22 #include "llvm/ADT/FoldingSet.h"
23 using namespace clang;
26 class StmtProfiler : public ConstStmtVisitor<StmtProfiler> {
27 llvm::FoldingSetNodeID &ID;
28 const ASTContext &Context;
32 StmtProfiler(llvm::FoldingSetNodeID &ID, const ASTContext &Context,
34 : ID(ID), Context(Context), Canonical(Canonical) { }
36 void VisitStmt(const Stmt *S);
38 #define STMT(Node, Base) void Visit##Node(const Node *S);
39 #include "clang/AST/StmtNodes.inc"
41 /// \brief Visit a declaration that is referenced within an expression
43 void VisitDecl(const Decl *D);
45 /// \brief Visit a type that is referenced within an expression or
47 void VisitType(QualType T);
49 /// \brief Visit a name that occurs within an expression or statement.
50 void VisitName(DeclarationName Name);
52 /// \brief Visit a nested-name-specifier that occurs within an expression
54 void VisitNestedNameSpecifier(NestedNameSpecifier *NNS);
56 /// \brief Visit a template name that occurs within an expression or
58 void VisitTemplateName(TemplateName Name);
60 /// \brief Visit template arguments that occur within an expression or
62 void VisitTemplateArguments(const TemplateArgumentLoc *Args,
65 /// \brief Visit a single template argument.
66 void VisitTemplateArgument(const TemplateArgument &Arg);
70 void StmtProfiler::VisitStmt(const Stmt *S) {
71 ID.AddInteger(S->getStmtClass());
72 for (Stmt::const_child_range C = S->children(); C; ++C) {
80 void StmtProfiler::VisitDeclStmt(const DeclStmt *S) {
82 for (const auto *D : S->decls())
86 void StmtProfiler::VisitNullStmt(const NullStmt *S) {
90 void StmtProfiler::VisitCompoundStmt(const CompoundStmt *S) {
94 void StmtProfiler::VisitSwitchCase(const SwitchCase *S) {
98 void StmtProfiler::VisitCaseStmt(const CaseStmt *S) {
102 void StmtProfiler::VisitDefaultStmt(const DefaultStmt *S) {
106 void StmtProfiler::VisitLabelStmt(const LabelStmt *S) {
108 VisitDecl(S->getDecl());
111 void StmtProfiler::VisitAttributedStmt(const AttributedStmt *S) {
113 // TODO: maybe visit attributes?
116 void StmtProfiler::VisitIfStmt(const IfStmt *S) {
118 VisitDecl(S->getConditionVariable());
121 void StmtProfiler::VisitSwitchStmt(const SwitchStmt *S) {
123 VisitDecl(S->getConditionVariable());
126 void StmtProfiler::VisitWhileStmt(const WhileStmt *S) {
128 VisitDecl(S->getConditionVariable());
131 void StmtProfiler::VisitDoStmt(const DoStmt *S) {
135 void StmtProfiler::VisitForStmt(const ForStmt *S) {
139 void StmtProfiler::VisitGotoStmt(const GotoStmt *S) {
141 VisitDecl(S->getLabel());
144 void StmtProfiler::VisitIndirectGotoStmt(const IndirectGotoStmt *S) {
148 void StmtProfiler::VisitContinueStmt(const ContinueStmt *S) {
152 void StmtProfiler::VisitBreakStmt(const BreakStmt *S) {
156 void StmtProfiler::VisitReturnStmt(const ReturnStmt *S) {
160 void StmtProfiler::VisitGCCAsmStmt(const GCCAsmStmt *S) {
162 ID.AddBoolean(S->isVolatile());
163 ID.AddBoolean(S->isSimple());
164 VisitStringLiteral(S->getAsmString());
165 ID.AddInteger(S->getNumOutputs());
166 for (unsigned I = 0, N = S->getNumOutputs(); I != N; ++I) {
167 ID.AddString(S->getOutputName(I));
168 VisitStringLiteral(S->getOutputConstraintLiteral(I));
170 ID.AddInteger(S->getNumInputs());
171 for (unsigned I = 0, N = S->getNumInputs(); I != N; ++I) {
172 ID.AddString(S->getInputName(I));
173 VisitStringLiteral(S->getInputConstraintLiteral(I));
175 ID.AddInteger(S->getNumClobbers());
176 for (unsigned I = 0, N = S->getNumClobbers(); I != N; ++I)
177 VisitStringLiteral(S->getClobberStringLiteral(I));
180 void StmtProfiler::VisitMSAsmStmt(const MSAsmStmt *S) {
181 // FIXME: Implement MS style inline asm statement profiler.
185 void StmtProfiler::VisitCXXCatchStmt(const CXXCatchStmt *S) {
187 VisitType(S->getCaughtType());
190 void StmtProfiler::VisitCXXTryStmt(const CXXTryStmt *S) {
194 void StmtProfiler::VisitCXXForRangeStmt(const CXXForRangeStmt *S) {
198 void StmtProfiler::VisitMSDependentExistsStmt(const MSDependentExistsStmt *S) {
200 ID.AddBoolean(S->isIfExists());
201 VisitNestedNameSpecifier(S->getQualifierLoc().getNestedNameSpecifier());
202 VisitName(S->getNameInfo().getName());
205 void StmtProfiler::VisitSEHTryStmt(const SEHTryStmt *S) {
209 void StmtProfiler::VisitSEHFinallyStmt(const SEHFinallyStmt *S) {
213 void StmtProfiler::VisitSEHExceptStmt(const SEHExceptStmt *S) {
217 void StmtProfiler::VisitSEHLeaveStmt(const SEHLeaveStmt *S) {
221 void StmtProfiler::VisitCapturedStmt(const CapturedStmt *S) {
225 void StmtProfiler::VisitObjCForCollectionStmt(const ObjCForCollectionStmt *S) {
229 void StmtProfiler::VisitObjCAtCatchStmt(const ObjCAtCatchStmt *S) {
231 ID.AddBoolean(S->hasEllipsis());
232 if (S->getCatchParamDecl())
233 VisitType(S->getCatchParamDecl()->getType());
236 void StmtProfiler::VisitObjCAtFinallyStmt(const ObjCAtFinallyStmt *S) {
240 void StmtProfiler::VisitObjCAtTryStmt(const ObjCAtTryStmt *S) {
245 StmtProfiler::VisitObjCAtSynchronizedStmt(const ObjCAtSynchronizedStmt *S) {
249 void StmtProfiler::VisitObjCAtThrowStmt(const ObjCAtThrowStmt *S) {
254 StmtProfiler::VisitObjCAutoreleasePoolStmt(const ObjCAutoreleasePoolStmt *S) {
259 class OMPClauseProfiler : public ConstOMPClauseVisitor<OMPClauseProfiler> {
260 StmtProfiler *Profiler;
261 /// \brief Process clauses with list of variables.
262 template <typename T>
263 void VisitOMPClauseList(T *Node);
265 OMPClauseProfiler(StmtProfiler *P) : Profiler(P) { }
266 #define OPENMP_CLAUSE(Name, Class) \
267 void Visit##Class(const Class *C);
268 #include "clang/Basic/OpenMPKinds.def"
271 void OMPClauseProfiler::VisitOMPIfClause(const OMPIfClause *C) {
272 if (C->getCondition())
273 Profiler->VisitStmt(C->getCondition());
276 void OMPClauseProfiler::VisitOMPFinalClause(const OMPFinalClause *C) {
277 if (C->getCondition())
278 Profiler->VisitStmt(C->getCondition());
281 void OMPClauseProfiler::VisitOMPNumThreadsClause(const OMPNumThreadsClause *C) {
282 if (C->getNumThreads())
283 Profiler->VisitStmt(C->getNumThreads());
286 void OMPClauseProfiler::VisitOMPSafelenClause(const OMPSafelenClause *C) {
288 Profiler->VisitStmt(C->getSafelen());
291 void OMPClauseProfiler::VisitOMPCollapseClause(const OMPCollapseClause *C) {
292 if (C->getNumForLoops())
293 Profiler->VisitStmt(C->getNumForLoops());
296 void OMPClauseProfiler::VisitOMPDefaultClause(const OMPDefaultClause *C) { }
298 void OMPClauseProfiler::VisitOMPProcBindClause(const OMPProcBindClause *C) { }
300 void OMPClauseProfiler::VisitOMPScheduleClause(const OMPScheduleClause *C) {
301 if (C->getChunkSize())
302 Profiler->VisitStmt(C->getChunkSize());
305 void OMPClauseProfiler::VisitOMPOrderedClause(const OMPOrderedClause *) {}
307 void OMPClauseProfiler::VisitOMPNowaitClause(const OMPNowaitClause *) {}
309 void OMPClauseProfiler::VisitOMPUntiedClause(const OMPUntiedClause *) {}
311 void OMPClauseProfiler::VisitOMPMergeableClause(const OMPMergeableClause *) {}
313 void OMPClauseProfiler::VisitOMPReadClause(const OMPReadClause *) {}
315 void OMPClauseProfiler::VisitOMPWriteClause(const OMPWriteClause *) {}
317 void OMPClauseProfiler::VisitOMPUpdateClause(const OMPUpdateClause *) {}
319 void OMPClauseProfiler::VisitOMPCaptureClause(const OMPCaptureClause *) {}
321 void OMPClauseProfiler::VisitOMPSeqCstClause(const OMPSeqCstClause *) {}
324 void OMPClauseProfiler::VisitOMPClauseList(T *Node) {
325 for (auto *E : Node->varlists()) {
326 Profiler->VisitStmt(E);
330 void OMPClauseProfiler::VisitOMPPrivateClause(const OMPPrivateClause *C) {
331 VisitOMPClauseList(C);
332 for (auto *E : C->private_copies()) {
333 Profiler->VisitStmt(E);
337 OMPClauseProfiler::VisitOMPFirstprivateClause(const OMPFirstprivateClause *C) {
338 VisitOMPClauseList(C);
339 for (auto *E : C->private_copies()) {
340 Profiler->VisitStmt(E);
342 for (auto *E : C->inits()) {
343 Profiler->VisitStmt(E);
347 OMPClauseProfiler::VisitOMPLastprivateClause(const OMPLastprivateClause *C) {
348 VisitOMPClauseList(C);
350 void OMPClauseProfiler::VisitOMPSharedClause(const OMPSharedClause *C) {
351 VisitOMPClauseList(C);
353 void OMPClauseProfiler::VisitOMPReductionClause(
354 const OMPReductionClause *C) {
355 Profiler->VisitNestedNameSpecifier(
356 C->getQualifierLoc().getNestedNameSpecifier());
357 Profiler->VisitName(C->getNameInfo().getName());
358 VisitOMPClauseList(C);
360 void OMPClauseProfiler::VisitOMPLinearClause(const OMPLinearClause *C) {
361 VisitOMPClauseList(C);
362 Profiler->VisitStmt(C->getStep());
364 void OMPClauseProfiler::VisitOMPAlignedClause(const OMPAlignedClause *C) {
365 VisitOMPClauseList(C);
366 Profiler->VisitStmt(C->getAlignment());
368 void OMPClauseProfiler::VisitOMPCopyinClause(const OMPCopyinClause *C) {
369 VisitOMPClauseList(C);
372 OMPClauseProfiler::VisitOMPCopyprivateClause(const OMPCopyprivateClause *C) {
373 VisitOMPClauseList(C);
375 void OMPClauseProfiler::VisitOMPFlushClause(const OMPFlushClause *C) {
376 VisitOMPClauseList(C);
381 StmtProfiler::VisitOMPExecutableDirective(const OMPExecutableDirective *S) {
383 OMPClauseProfiler P(this);
384 ArrayRef<OMPClause *> Clauses = S->clauses();
385 for (ArrayRef<OMPClause *>::iterator I = Clauses.begin(), E = Clauses.end();
391 void StmtProfiler::VisitOMPLoopDirective(const OMPLoopDirective *S) {
392 VisitOMPExecutableDirective(S);
395 void StmtProfiler::VisitOMPParallelDirective(const OMPParallelDirective *S) {
396 VisitOMPExecutableDirective(S);
399 void StmtProfiler::VisitOMPSimdDirective(const OMPSimdDirective *S) {
400 VisitOMPLoopDirective(S);
403 void StmtProfiler::VisitOMPForDirective(const OMPForDirective *S) {
404 VisitOMPLoopDirective(S);
407 void StmtProfiler::VisitOMPForSimdDirective(const OMPForSimdDirective *S) {
408 VisitOMPLoopDirective(S);
411 void StmtProfiler::VisitOMPSectionsDirective(const OMPSectionsDirective *S) {
412 VisitOMPExecutableDirective(S);
415 void StmtProfiler::VisitOMPSectionDirective(const OMPSectionDirective *S) {
416 VisitOMPExecutableDirective(S);
419 void StmtProfiler::VisitOMPSingleDirective(const OMPSingleDirective *S) {
420 VisitOMPExecutableDirective(S);
423 void StmtProfiler::VisitOMPMasterDirective(const OMPMasterDirective *S) {
424 VisitOMPExecutableDirective(S);
427 void StmtProfiler::VisitOMPCriticalDirective(const OMPCriticalDirective *S) {
428 VisitOMPExecutableDirective(S);
429 VisitName(S->getDirectiveName().getName());
433 StmtProfiler::VisitOMPParallelForDirective(const OMPParallelForDirective *S) {
434 VisitOMPLoopDirective(S);
437 void StmtProfiler::VisitOMPParallelForSimdDirective(
438 const OMPParallelForSimdDirective *S) {
439 VisitOMPLoopDirective(S);
442 void StmtProfiler::VisitOMPParallelSectionsDirective(
443 const OMPParallelSectionsDirective *S) {
444 VisitOMPExecutableDirective(S);
447 void StmtProfiler::VisitOMPTaskDirective(const OMPTaskDirective *S) {
448 VisitOMPExecutableDirective(S);
451 void StmtProfiler::VisitOMPTaskyieldDirective(const OMPTaskyieldDirective *S) {
452 VisitOMPExecutableDirective(S);
455 void StmtProfiler::VisitOMPBarrierDirective(const OMPBarrierDirective *S) {
456 VisitOMPExecutableDirective(S);
459 void StmtProfiler::VisitOMPTaskwaitDirective(const OMPTaskwaitDirective *S) {
460 VisitOMPExecutableDirective(S);
463 void StmtProfiler::VisitOMPFlushDirective(const OMPFlushDirective *S) {
464 VisitOMPExecutableDirective(S);
467 void StmtProfiler::VisitOMPOrderedDirective(const OMPOrderedDirective *S) {
468 VisitOMPExecutableDirective(S);
471 void StmtProfiler::VisitOMPAtomicDirective(const OMPAtomicDirective *S) {
472 VisitOMPExecutableDirective(S);
475 void StmtProfiler::VisitOMPTargetDirective(const OMPTargetDirective *S) {
476 VisitOMPExecutableDirective(S);
479 void StmtProfiler::VisitOMPTeamsDirective(const OMPTeamsDirective *S) {
480 VisitOMPExecutableDirective(S);
483 void StmtProfiler::VisitExpr(const Expr *S) {
487 void StmtProfiler::VisitDeclRefExpr(const DeclRefExpr *S) {
490 VisitNestedNameSpecifier(S->getQualifier());
491 VisitDecl(S->getDecl());
493 VisitTemplateArguments(S->getTemplateArgs(), S->getNumTemplateArgs());
496 void StmtProfiler::VisitPredefinedExpr(const PredefinedExpr *S) {
498 ID.AddInteger(S->getIdentType());
501 void StmtProfiler::VisitIntegerLiteral(const IntegerLiteral *S) {
503 S->getValue().Profile(ID);
504 ID.AddInteger(S->getType()->castAs<BuiltinType>()->getKind());
507 void StmtProfiler::VisitCharacterLiteral(const CharacterLiteral *S) {
509 ID.AddInteger(S->getKind());
510 ID.AddInteger(S->getValue());
513 void StmtProfiler::VisitFloatingLiteral(const FloatingLiteral *S) {
515 S->getValue().Profile(ID);
516 ID.AddBoolean(S->isExact());
517 ID.AddInteger(S->getType()->castAs<BuiltinType>()->getKind());
520 void StmtProfiler::VisitImaginaryLiteral(const ImaginaryLiteral *S) {
524 void StmtProfiler::VisitStringLiteral(const StringLiteral *S) {
526 ID.AddString(S->getBytes());
527 ID.AddInteger(S->getKind());
530 void StmtProfiler::VisitParenExpr(const ParenExpr *S) {
534 void StmtProfiler::VisitParenListExpr(const ParenListExpr *S) {
538 void StmtProfiler::VisitUnaryOperator(const UnaryOperator *S) {
540 ID.AddInteger(S->getOpcode());
543 void StmtProfiler::VisitOffsetOfExpr(const OffsetOfExpr *S) {
544 VisitType(S->getTypeSourceInfo()->getType());
545 unsigned n = S->getNumComponents();
546 for (unsigned i = 0; i < n; ++i) {
547 const OffsetOfExpr::OffsetOfNode& ON = S->getComponent(i);
548 ID.AddInteger(ON.getKind());
549 switch (ON.getKind()) {
550 case OffsetOfExpr::OffsetOfNode::Array:
551 // Expressions handled below.
554 case OffsetOfExpr::OffsetOfNode::Field:
555 VisitDecl(ON.getField());
558 case OffsetOfExpr::OffsetOfNode::Identifier:
559 ID.AddPointer(ON.getFieldName());
562 case OffsetOfExpr::OffsetOfNode::Base:
563 // These nodes are implicit, and therefore don't need profiling.
572 StmtProfiler::VisitUnaryExprOrTypeTraitExpr(const UnaryExprOrTypeTraitExpr *S) {
574 ID.AddInteger(S->getKind());
575 if (S->isArgumentType())
576 VisitType(S->getArgumentType());
579 void StmtProfiler::VisitArraySubscriptExpr(const ArraySubscriptExpr *S) {
583 void StmtProfiler::VisitCallExpr(const CallExpr *S) {
587 void StmtProfiler::VisitMemberExpr(const MemberExpr *S) {
589 VisitDecl(S->getMemberDecl());
591 VisitNestedNameSpecifier(S->getQualifier());
592 ID.AddBoolean(S->isArrow());
595 void StmtProfiler::VisitCompoundLiteralExpr(const CompoundLiteralExpr *S) {
597 ID.AddBoolean(S->isFileScope());
600 void StmtProfiler::VisitCastExpr(const CastExpr *S) {
604 void StmtProfiler::VisitImplicitCastExpr(const ImplicitCastExpr *S) {
606 ID.AddInteger(S->getValueKind());
609 void StmtProfiler::VisitExplicitCastExpr(const ExplicitCastExpr *S) {
611 VisitType(S->getTypeAsWritten());
614 void StmtProfiler::VisitCStyleCastExpr(const CStyleCastExpr *S) {
615 VisitExplicitCastExpr(S);
618 void StmtProfiler::VisitBinaryOperator(const BinaryOperator *S) {
620 ID.AddInteger(S->getOpcode());
624 StmtProfiler::VisitCompoundAssignOperator(const CompoundAssignOperator *S) {
625 VisitBinaryOperator(S);
628 void StmtProfiler::VisitConditionalOperator(const ConditionalOperator *S) {
632 void StmtProfiler::VisitBinaryConditionalOperator(
633 const BinaryConditionalOperator *S) {
637 void StmtProfiler::VisitAddrLabelExpr(const AddrLabelExpr *S) {
639 VisitDecl(S->getLabel());
642 void StmtProfiler::VisitStmtExpr(const StmtExpr *S) {
646 void StmtProfiler::VisitShuffleVectorExpr(const ShuffleVectorExpr *S) {
650 void StmtProfiler::VisitConvertVectorExpr(const ConvertVectorExpr *S) {
654 void StmtProfiler::VisitChooseExpr(const ChooseExpr *S) {
658 void StmtProfiler::VisitGNUNullExpr(const GNUNullExpr *S) {
662 void StmtProfiler::VisitVAArgExpr(const VAArgExpr *S) {
666 void StmtProfiler::VisitInitListExpr(const InitListExpr *S) {
667 if (S->getSyntacticForm()) {
668 VisitInitListExpr(S->getSyntacticForm());
675 void StmtProfiler::VisitDesignatedInitExpr(const DesignatedInitExpr *S) {
677 ID.AddBoolean(S->usesGNUSyntax());
678 for (DesignatedInitExpr::const_designators_iterator D =
679 S->designators_begin(), DEnd = S->designators_end();
681 if (D->isFieldDesignator()) {
683 VisitName(D->getFieldName());
687 if (D->isArrayDesignator()) {
690 assert(D->isArrayRangeDesignator());
693 ID.AddInteger(D->getFirstExprIndex());
697 void StmtProfiler::VisitImplicitValueInitExpr(const ImplicitValueInitExpr *S) {
701 void StmtProfiler::VisitExtVectorElementExpr(const ExtVectorElementExpr *S) {
703 VisitName(&S->getAccessor());
706 void StmtProfiler::VisitBlockExpr(const BlockExpr *S) {
708 VisitDecl(S->getBlockDecl());
711 void StmtProfiler::VisitGenericSelectionExpr(const GenericSelectionExpr *S) {
713 for (unsigned i = 0; i != S->getNumAssocs(); ++i) {
714 QualType T = S->getAssocType(i);
716 ID.AddPointer(nullptr);
719 VisitExpr(S->getAssocExpr(i));
723 void StmtProfiler::VisitPseudoObjectExpr(const PseudoObjectExpr *S) {
725 for (PseudoObjectExpr::const_semantics_iterator
726 i = S->semantics_begin(), e = S->semantics_end(); i != e; ++i)
727 // Normally, we would not profile the source expressions of OVEs.
728 if (const OpaqueValueExpr *OVE = dyn_cast<OpaqueValueExpr>(*i))
729 Visit(OVE->getSourceExpr());
732 void StmtProfiler::VisitAtomicExpr(const AtomicExpr *S) {
734 ID.AddInteger(S->getOp());
737 static Stmt::StmtClass DecodeOperatorCall(const CXXOperatorCallExpr *S,
738 UnaryOperatorKind &UnaryOp,
739 BinaryOperatorKind &BinaryOp) {
740 switch (S->getOperator()) {
745 case OO_Array_Delete:
749 case NUM_OVERLOADED_OPERATORS:
750 llvm_unreachable("Invalid operator call kind");
753 if (S->getNumArgs() == 1) {
755 return Stmt::UnaryOperatorClass;
759 return Stmt::BinaryOperatorClass;
762 if (S->getNumArgs() == 1) {
764 return Stmt::UnaryOperatorClass;
768 return Stmt::BinaryOperatorClass;
771 if (S->getNumArgs() == 1) {
773 return Stmt::UnaryOperatorClass;
777 return Stmt::BinaryOperatorClass;
781 return Stmt::BinaryOperatorClass;
785 return Stmt::BinaryOperatorClass;
789 return Stmt::BinaryOperatorClass;
792 if (S->getNumArgs() == 1) {
794 return Stmt::UnaryOperatorClass;
798 return Stmt::BinaryOperatorClass;
802 return Stmt::BinaryOperatorClass;
806 return Stmt::UnaryOperatorClass;
810 return Stmt::UnaryOperatorClass;
813 BinaryOp = BO_Assign;
814 return Stmt::BinaryOperatorClass;
818 return Stmt::BinaryOperatorClass;
822 return Stmt::BinaryOperatorClass;
825 BinaryOp = BO_AddAssign;
826 return Stmt::CompoundAssignOperatorClass;
829 BinaryOp = BO_SubAssign;
830 return Stmt::CompoundAssignOperatorClass;
833 BinaryOp = BO_MulAssign;
834 return Stmt::CompoundAssignOperatorClass;
837 BinaryOp = BO_DivAssign;
838 return Stmt::CompoundAssignOperatorClass;
840 case OO_PercentEqual:
841 BinaryOp = BO_RemAssign;
842 return Stmt::CompoundAssignOperatorClass;
845 BinaryOp = BO_XorAssign;
846 return Stmt::CompoundAssignOperatorClass;
849 BinaryOp = BO_AndAssign;
850 return Stmt::CompoundAssignOperatorClass;
853 BinaryOp = BO_OrAssign;
854 return Stmt::CompoundAssignOperatorClass;
858 return Stmt::BinaryOperatorClass;
860 case OO_GreaterGreater:
862 return Stmt::BinaryOperatorClass;
864 case OO_LessLessEqual:
865 BinaryOp = BO_ShlAssign;
866 return Stmt::CompoundAssignOperatorClass;
868 case OO_GreaterGreaterEqual:
869 BinaryOp = BO_ShrAssign;
870 return Stmt::CompoundAssignOperatorClass;
874 return Stmt::BinaryOperatorClass;
876 case OO_ExclaimEqual:
878 return Stmt::BinaryOperatorClass;
882 return Stmt::BinaryOperatorClass;
884 case OO_GreaterEqual:
886 return Stmt::BinaryOperatorClass;
890 return Stmt::BinaryOperatorClass;
894 return Stmt::BinaryOperatorClass;
897 UnaryOp = S->getNumArgs() == 1? UO_PreInc
899 return Stmt::UnaryOperatorClass;
902 UnaryOp = S->getNumArgs() == 1? UO_PreDec
904 return Stmt::UnaryOperatorClass;
908 return Stmt::BinaryOperatorClass;
912 BinaryOp = BO_PtrMemI;
913 return Stmt::BinaryOperatorClass;
916 return Stmt::ArraySubscriptExprClass;
919 llvm_unreachable("Invalid overloaded operator expression");
923 void StmtProfiler::VisitCXXOperatorCallExpr(const CXXOperatorCallExpr *S) {
924 if (S->isTypeDependent()) {
925 // Type-dependent operator calls are profiled like their underlying
926 // syntactic operator.
927 UnaryOperatorKind UnaryOp = UO_Extension;
928 BinaryOperatorKind BinaryOp = BO_Comma;
929 Stmt::StmtClass SC = DecodeOperatorCall(S, UnaryOp, BinaryOp);
932 for (unsigned I = 0, N = S->getNumArgs(); I != N; ++I)
934 if (SC == Stmt::UnaryOperatorClass)
935 ID.AddInteger(UnaryOp);
936 else if (SC == Stmt::BinaryOperatorClass ||
937 SC == Stmt::CompoundAssignOperatorClass)
938 ID.AddInteger(BinaryOp);
940 assert(SC == Stmt::ArraySubscriptExprClass);
946 ID.AddInteger(S->getOperator());
949 void StmtProfiler::VisitCXXMemberCallExpr(const CXXMemberCallExpr *S) {
953 void StmtProfiler::VisitCUDAKernelCallExpr(const CUDAKernelCallExpr *S) {
957 void StmtProfiler::VisitAsTypeExpr(const AsTypeExpr *S) {
961 void StmtProfiler::VisitCXXNamedCastExpr(const CXXNamedCastExpr *S) {
962 VisitExplicitCastExpr(S);
965 void StmtProfiler::VisitCXXStaticCastExpr(const CXXStaticCastExpr *S) {
966 VisitCXXNamedCastExpr(S);
969 void StmtProfiler::VisitCXXDynamicCastExpr(const CXXDynamicCastExpr *S) {
970 VisitCXXNamedCastExpr(S);
974 StmtProfiler::VisitCXXReinterpretCastExpr(const CXXReinterpretCastExpr *S) {
975 VisitCXXNamedCastExpr(S);
978 void StmtProfiler::VisitCXXConstCastExpr(const CXXConstCastExpr *S) {
979 VisitCXXNamedCastExpr(S);
982 void StmtProfiler::VisitUserDefinedLiteral(const UserDefinedLiteral *S) {
986 void StmtProfiler::VisitCXXBoolLiteralExpr(const CXXBoolLiteralExpr *S) {
988 ID.AddBoolean(S->getValue());
991 void StmtProfiler::VisitCXXNullPtrLiteralExpr(const CXXNullPtrLiteralExpr *S) {
995 void StmtProfiler::VisitCXXStdInitializerListExpr(
996 const CXXStdInitializerListExpr *S) {
1000 void StmtProfiler::VisitCXXTypeidExpr(const CXXTypeidExpr *S) {
1002 if (S->isTypeOperand())
1003 VisitType(S->getTypeOperandSourceInfo()->getType());
1006 void StmtProfiler::VisitCXXUuidofExpr(const CXXUuidofExpr *S) {
1008 if (S->isTypeOperand())
1009 VisitType(S->getTypeOperandSourceInfo()->getType());
1012 void StmtProfiler::VisitMSPropertyRefExpr(const MSPropertyRefExpr *S) {
1014 VisitDecl(S->getPropertyDecl());
1017 void StmtProfiler::VisitCXXThisExpr(const CXXThisExpr *S) {
1019 ID.AddBoolean(S->isImplicit());
1022 void StmtProfiler::VisitCXXThrowExpr(const CXXThrowExpr *S) {
1026 void StmtProfiler::VisitCXXDefaultArgExpr(const CXXDefaultArgExpr *S) {
1028 VisitDecl(S->getParam());
1031 void StmtProfiler::VisitCXXDefaultInitExpr(const CXXDefaultInitExpr *S) {
1033 VisitDecl(S->getField());
1036 void StmtProfiler::VisitCXXBindTemporaryExpr(const CXXBindTemporaryExpr *S) {
1039 const_cast<CXXDestructorDecl *>(S->getTemporary()->getDestructor()));
1042 void StmtProfiler::VisitCXXConstructExpr(const CXXConstructExpr *S) {
1044 VisitDecl(S->getConstructor());
1045 ID.AddBoolean(S->isElidable());
1048 void StmtProfiler::VisitCXXFunctionalCastExpr(const CXXFunctionalCastExpr *S) {
1049 VisitExplicitCastExpr(S);
1053 StmtProfiler::VisitCXXTemporaryObjectExpr(const CXXTemporaryObjectExpr *S) {
1054 VisitCXXConstructExpr(S);
1058 StmtProfiler::VisitLambdaExpr(const LambdaExpr *S) {
1060 for (LambdaExpr::capture_iterator C = S->explicit_capture_begin(),
1061 CEnd = S->explicit_capture_end();
1063 ID.AddInteger(C->getCaptureKind());
1064 switch (C->getCaptureKind()) {
1069 VisitDecl(C->getCapturedVar());
1070 ID.AddBoolean(C->isPackExpansion());
1073 llvm_unreachable("VLA type in explicit captures.");
1076 // Note: If we actually needed to be able to match lambda
1077 // expressions, we would have to consider parameters and return type
1078 // here, among other things.
1079 VisitStmt(S->getBody());
1083 StmtProfiler::VisitCXXScalarValueInitExpr(const CXXScalarValueInitExpr *S) {
1087 void StmtProfiler::VisitCXXDeleteExpr(const CXXDeleteExpr *S) {
1089 ID.AddBoolean(S->isGlobalDelete());
1090 ID.AddBoolean(S->isArrayForm());
1091 VisitDecl(S->getOperatorDelete());
1095 void StmtProfiler::VisitCXXNewExpr(const CXXNewExpr *S) {
1097 VisitType(S->getAllocatedType());
1098 VisitDecl(S->getOperatorNew());
1099 VisitDecl(S->getOperatorDelete());
1100 ID.AddBoolean(S->isArray());
1101 ID.AddInteger(S->getNumPlacementArgs());
1102 ID.AddBoolean(S->isGlobalNew());
1103 ID.AddBoolean(S->isParenTypeId());
1104 ID.AddInteger(S->getInitializationStyle());
1108 StmtProfiler::VisitCXXPseudoDestructorExpr(const CXXPseudoDestructorExpr *S) {
1110 ID.AddBoolean(S->isArrow());
1111 VisitNestedNameSpecifier(S->getQualifier());
1112 ID.AddBoolean(S->getScopeTypeInfo() != nullptr);
1113 if (S->getScopeTypeInfo())
1114 VisitType(S->getScopeTypeInfo()->getType());
1115 ID.AddBoolean(S->getDestroyedTypeInfo() != nullptr);
1116 if (S->getDestroyedTypeInfo())
1117 VisitType(S->getDestroyedType());
1119 ID.AddPointer(S->getDestroyedTypeIdentifier());
1122 void StmtProfiler::VisitOverloadExpr(const OverloadExpr *S) {
1124 VisitNestedNameSpecifier(S->getQualifier());
1125 VisitName(S->getName());
1126 ID.AddBoolean(S->hasExplicitTemplateArgs());
1127 if (S->hasExplicitTemplateArgs())
1128 VisitTemplateArguments(S->getExplicitTemplateArgs().getTemplateArgs(),
1129 S->getExplicitTemplateArgs().NumTemplateArgs);
1133 StmtProfiler::VisitUnresolvedLookupExpr(const UnresolvedLookupExpr *S) {
1134 VisitOverloadExpr(S);
1137 void StmtProfiler::VisitTypeTraitExpr(const TypeTraitExpr *S) {
1139 ID.AddInteger(S->getTrait());
1140 ID.AddInteger(S->getNumArgs());
1141 for (unsigned I = 0, N = S->getNumArgs(); I != N; ++I)
1142 VisitType(S->getArg(I)->getType());
1145 void StmtProfiler::VisitArrayTypeTraitExpr(const ArrayTypeTraitExpr *S) {
1147 ID.AddInteger(S->getTrait());
1148 VisitType(S->getQueriedType());
1151 void StmtProfiler::VisitExpressionTraitExpr(const ExpressionTraitExpr *S) {
1153 ID.AddInteger(S->getTrait());
1154 VisitExpr(S->getQueriedExpression());
1157 void StmtProfiler::VisitDependentScopeDeclRefExpr(
1158 const DependentScopeDeclRefExpr *S) {
1160 VisitName(S->getDeclName());
1161 VisitNestedNameSpecifier(S->getQualifier());
1162 ID.AddBoolean(S->hasExplicitTemplateArgs());
1163 if (S->hasExplicitTemplateArgs())
1164 VisitTemplateArguments(S->getTemplateArgs(), S->getNumTemplateArgs());
1167 void StmtProfiler::VisitExprWithCleanups(const ExprWithCleanups *S) {
1171 void StmtProfiler::VisitCXXUnresolvedConstructExpr(
1172 const CXXUnresolvedConstructExpr *S) {
1174 VisitType(S->getTypeAsWritten());
1177 void StmtProfiler::VisitCXXDependentScopeMemberExpr(
1178 const CXXDependentScopeMemberExpr *S) {
1179 ID.AddBoolean(S->isImplicitAccess());
1180 if (!S->isImplicitAccess()) {
1182 ID.AddBoolean(S->isArrow());
1184 VisitNestedNameSpecifier(S->getQualifier());
1185 VisitName(S->getMember());
1186 ID.AddBoolean(S->hasExplicitTemplateArgs());
1187 if (S->hasExplicitTemplateArgs())
1188 VisitTemplateArguments(S->getTemplateArgs(), S->getNumTemplateArgs());
1191 void StmtProfiler::VisitUnresolvedMemberExpr(const UnresolvedMemberExpr *S) {
1192 ID.AddBoolean(S->isImplicitAccess());
1193 if (!S->isImplicitAccess()) {
1195 ID.AddBoolean(S->isArrow());
1197 VisitNestedNameSpecifier(S->getQualifier());
1198 VisitName(S->getMemberName());
1199 ID.AddBoolean(S->hasExplicitTemplateArgs());
1200 if (S->hasExplicitTemplateArgs())
1201 VisitTemplateArguments(S->getTemplateArgs(), S->getNumTemplateArgs());
1204 void StmtProfiler::VisitCXXNoexceptExpr(const CXXNoexceptExpr *S) {
1208 void StmtProfiler::VisitPackExpansionExpr(const PackExpansionExpr *S) {
1212 void StmtProfiler::VisitSizeOfPackExpr(const SizeOfPackExpr *S) {
1214 VisitDecl(S->getPack());
1217 void StmtProfiler::VisitSubstNonTypeTemplateParmPackExpr(
1218 const SubstNonTypeTemplateParmPackExpr *S) {
1220 VisitDecl(S->getParameterPack());
1221 VisitTemplateArgument(S->getArgumentPack());
1224 void StmtProfiler::VisitSubstNonTypeTemplateParmExpr(
1225 const SubstNonTypeTemplateParmExpr *E) {
1226 // Profile exactly as the replacement expression.
1227 Visit(E->getReplacement());
1230 void StmtProfiler::VisitFunctionParmPackExpr(const FunctionParmPackExpr *S) {
1232 VisitDecl(S->getParameterPack());
1233 ID.AddInteger(S->getNumExpansions());
1234 for (FunctionParmPackExpr::iterator I = S->begin(), E = S->end(); I != E; ++I)
1238 void StmtProfiler::VisitMaterializeTemporaryExpr(
1239 const MaterializeTemporaryExpr *S) {
1243 void StmtProfiler::VisitCXXFoldExpr(const CXXFoldExpr *S) {
1245 ID.AddInteger(S->getOperator());
1248 void StmtProfiler::VisitOpaqueValueExpr(const OpaqueValueExpr *E) {
1252 void StmtProfiler::VisitTypoExpr(const TypoExpr *E) {
1256 void StmtProfiler::VisitObjCStringLiteral(const ObjCStringLiteral *S) {
1260 void StmtProfiler::VisitObjCBoxedExpr(const ObjCBoxedExpr *E) {
1264 void StmtProfiler::VisitObjCArrayLiteral(const ObjCArrayLiteral *E) {
1268 void StmtProfiler::VisitObjCDictionaryLiteral(const ObjCDictionaryLiteral *E) {
1272 void StmtProfiler::VisitObjCEncodeExpr(const ObjCEncodeExpr *S) {
1274 VisitType(S->getEncodedType());
1277 void StmtProfiler::VisitObjCSelectorExpr(const ObjCSelectorExpr *S) {
1279 VisitName(S->getSelector());
1282 void StmtProfiler::VisitObjCProtocolExpr(const ObjCProtocolExpr *S) {
1284 VisitDecl(S->getProtocol());
1287 void StmtProfiler::VisitObjCIvarRefExpr(const ObjCIvarRefExpr *S) {
1289 VisitDecl(S->getDecl());
1290 ID.AddBoolean(S->isArrow());
1291 ID.AddBoolean(S->isFreeIvar());
1294 void StmtProfiler::VisitObjCPropertyRefExpr(const ObjCPropertyRefExpr *S) {
1296 if (S->isImplicitProperty()) {
1297 VisitDecl(S->getImplicitPropertyGetter());
1298 VisitDecl(S->getImplicitPropertySetter());
1300 VisitDecl(S->getExplicitProperty());
1302 if (S->isSuperReceiver()) {
1303 ID.AddBoolean(S->isSuperReceiver());
1304 VisitType(S->getSuperReceiverType());
1308 void StmtProfiler::VisitObjCSubscriptRefExpr(const ObjCSubscriptRefExpr *S) {
1310 VisitDecl(S->getAtIndexMethodDecl());
1311 VisitDecl(S->setAtIndexMethodDecl());
1314 void StmtProfiler::VisitObjCMessageExpr(const ObjCMessageExpr *S) {
1316 VisitName(S->getSelector());
1317 VisitDecl(S->getMethodDecl());
1320 void StmtProfiler::VisitObjCIsaExpr(const ObjCIsaExpr *S) {
1322 ID.AddBoolean(S->isArrow());
1325 void StmtProfiler::VisitObjCBoolLiteralExpr(const ObjCBoolLiteralExpr *S) {
1327 ID.AddBoolean(S->getValue());
1330 void StmtProfiler::VisitObjCIndirectCopyRestoreExpr(
1331 const ObjCIndirectCopyRestoreExpr *S) {
1333 ID.AddBoolean(S->shouldCopy());
1336 void StmtProfiler::VisitObjCBridgedCastExpr(const ObjCBridgedCastExpr *S) {
1337 VisitExplicitCastExpr(S);
1338 ID.AddBoolean(S->getBridgeKind());
1341 void StmtProfiler::VisitDecl(const Decl *D) {
1342 ID.AddInteger(D? D->getKind() : 0);
1344 if (Canonical && D) {
1345 if (const NonTypeTemplateParmDecl *NTTP =
1346 dyn_cast<NonTypeTemplateParmDecl>(D)) {
1347 ID.AddInteger(NTTP->getDepth());
1348 ID.AddInteger(NTTP->getIndex());
1349 ID.AddBoolean(NTTP->isParameterPack());
1350 VisitType(NTTP->getType());
1354 if (const ParmVarDecl *Parm = dyn_cast<ParmVarDecl>(D)) {
1355 // The Itanium C++ ABI uses the type, scope depth, and scope
1356 // index of a parameter when mangling expressions that involve
1357 // function parameters, so we will use the parameter's type for
1358 // establishing function parameter identity. That way, our
1359 // definition of "equivalent" (per C++ [temp.over.link]) is at
1360 // least as strong as the definition of "equivalent" used for
1362 VisitType(Parm->getType());
1363 ID.AddInteger(Parm->getFunctionScopeDepth());
1364 ID.AddInteger(Parm->getFunctionScopeIndex());
1368 if (const TemplateTypeParmDecl *TTP =
1369 dyn_cast<TemplateTypeParmDecl>(D)) {
1370 ID.AddInteger(TTP->getDepth());
1371 ID.AddInteger(TTP->getIndex());
1372 ID.AddBoolean(TTP->isParameterPack());
1376 if (const TemplateTemplateParmDecl *TTP =
1377 dyn_cast<TemplateTemplateParmDecl>(D)) {
1378 ID.AddInteger(TTP->getDepth());
1379 ID.AddInteger(TTP->getIndex());
1380 ID.AddBoolean(TTP->isParameterPack());
1385 ID.AddPointer(D? D->getCanonicalDecl() : nullptr);
1388 void StmtProfiler::VisitType(QualType T) {
1390 T = Context.getCanonicalType(T);
1392 ID.AddPointer(T.getAsOpaquePtr());
1395 void StmtProfiler::VisitName(DeclarationName Name) {
1396 ID.AddPointer(Name.getAsOpaquePtr());
1399 void StmtProfiler::VisitNestedNameSpecifier(NestedNameSpecifier *NNS) {
1401 NNS = Context.getCanonicalNestedNameSpecifier(NNS);
1405 void StmtProfiler::VisitTemplateName(TemplateName Name) {
1407 Name = Context.getCanonicalTemplateName(Name);
1412 void StmtProfiler::VisitTemplateArguments(const TemplateArgumentLoc *Args,
1414 ID.AddInteger(NumArgs);
1415 for (unsigned I = 0; I != NumArgs; ++I)
1416 VisitTemplateArgument(Args[I].getArgument());
1419 void StmtProfiler::VisitTemplateArgument(const TemplateArgument &Arg) {
1420 // Mostly repetitive with TemplateArgument::Profile!
1421 ID.AddInteger(Arg.getKind());
1422 switch (Arg.getKind()) {
1423 case TemplateArgument::Null:
1426 case TemplateArgument::Type:
1427 VisitType(Arg.getAsType());
1430 case TemplateArgument::Template:
1431 case TemplateArgument::TemplateExpansion:
1432 VisitTemplateName(Arg.getAsTemplateOrTemplatePattern());
1435 case TemplateArgument::Declaration:
1436 VisitDecl(Arg.getAsDecl());
1439 case TemplateArgument::NullPtr:
1440 VisitType(Arg.getNullPtrType());
1443 case TemplateArgument::Integral:
1444 Arg.getAsIntegral().Profile(ID);
1445 VisitType(Arg.getIntegralType());
1448 case TemplateArgument::Expression:
1449 Visit(Arg.getAsExpr());
1452 case TemplateArgument::Pack:
1453 for (const auto &P : Arg.pack_elements())
1454 VisitTemplateArgument(P);
1459 void Stmt::Profile(llvm::FoldingSetNodeID &ID, const ASTContext &Context,
1460 bool Canonical) const {
1461 StmtProfiler Profiler(ID, Context, Canonical);
1462 Profiler.Visit(this);