xref: /freebsd/contrib/llvm-project/clang/lib/AST/StmtProfile.cpp (revision 093cf790569775b80662926efea6d9d3464bde94)
1 //===---- StmtProfile.cpp - Profile implementation for Stmt ASTs ----------===//
2 //
3 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
4 // See https://llvm.org/LICENSE.txt for license information.
5 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
6 //
7 //===----------------------------------------------------------------------===//
8 //
9 // This file implements the Stmt::Profile method, which builds a unique bit
10 // representation that identifies a statement/expression.
11 //
12 //===----------------------------------------------------------------------===//
13 #include "clang/AST/ASTContext.h"
14 #include "clang/AST/DeclCXX.h"
15 #include "clang/AST/DeclObjC.h"
16 #include "clang/AST/DeclTemplate.h"
17 #include "clang/AST/Expr.h"
18 #include "clang/AST/ExprCXX.h"
19 #include "clang/AST/ExprObjC.h"
20 #include "clang/AST/ExprOpenMP.h"
21 #include "clang/AST/ODRHash.h"
22 #include "clang/AST/OpenMPClause.h"
23 #include "clang/AST/StmtVisitor.h"
24 #include "llvm/ADT/FoldingSet.h"
25 using namespace clang;
26 
27 namespace {
28   class StmtProfiler : public ConstStmtVisitor<StmtProfiler> {
29   protected:
30     llvm::FoldingSetNodeID &ID;
31     bool Canonical;
32 
33   public:
34     StmtProfiler(llvm::FoldingSetNodeID &ID, bool Canonical)
35         : ID(ID), Canonical(Canonical) {}
36 
37     virtual ~StmtProfiler() {}
38 
39     void VisitStmt(const Stmt *S);
40 
41     virtual void HandleStmtClass(Stmt::StmtClass SC) = 0;
42 
43 #define STMT(Node, Base) void Visit##Node(const Node *S);
44 #include "clang/AST/StmtNodes.inc"
45 
46     /// Visit a declaration that is referenced within an expression
47     /// or statement.
48     virtual void VisitDecl(const Decl *D) = 0;
49 
50     /// Visit a type that is referenced within an expression or
51     /// statement.
52     virtual void VisitType(QualType T) = 0;
53 
54     /// Visit a name that occurs within an expression or statement.
55     virtual void VisitName(DeclarationName Name, bool TreatAsDecl = false) = 0;
56 
57     /// Visit identifiers that are not in Decl's or Type's.
58     virtual void VisitIdentifierInfo(IdentifierInfo *II) = 0;
59 
60     /// Visit a nested-name-specifier that occurs within an expression
61     /// or statement.
62     virtual void VisitNestedNameSpecifier(NestedNameSpecifier *NNS) = 0;
63 
64     /// Visit a template name that occurs within an expression or
65     /// statement.
66     virtual void VisitTemplateName(TemplateName Name) = 0;
67 
68     /// Visit template arguments that occur within an expression or
69     /// statement.
70     void VisitTemplateArguments(const TemplateArgumentLoc *Args,
71                                 unsigned NumArgs);
72 
73     /// Visit a single template argument.
74     void VisitTemplateArgument(const TemplateArgument &Arg);
75   };
76 
77   class StmtProfilerWithPointers : public StmtProfiler {
78     const ASTContext &Context;
79 
80   public:
81     StmtProfilerWithPointers(llvm::FoldingSetNodeID &ID,
82                              const ASTContext &Context, bool Canonical)
83         : StmtProfiler(ID, Canonical), Context(Context) {}
84   private:
85     void HandleStmtClass(Stmt::StmtClass SC) override {
86       ID.AddInteger(SC);
87     }
88 
89     void VisitDecl(const Decl *D) override {
90       ID.AddInteger(D ? D->getKind() : 0);
91 
92       if (Canonical && D) {
93         if (const NonTypeTemplateParmDecl *NTTP =
94                 dyn_cast<NonTypeTemplateParmDecl>(D)) {
95           ID.AddInteger(NTTP->getDepth());
96           ID.AddInteger(NTTP->getIndex());
97           ID.AddBoolean(NTTP->isParameterPack());
98           VisitType(NTTP->getType());
99           return;
100         }
101 
102         if (const ParmVarDecl *Parm = dyn_cast<ParmVarDecl>(D)) {
103           // The Itanium C++ ABI uses the type, scope depth, and scope
104           // index of a parameter when mangling expressions that involve
105           // function parameters, so we will use the parameter's type for
106           // establishing function parameter identity. That way, our
107           // definition of "equivalent" (per C++ [temp.over.link]) is at
108           // least as strong as the definition of "equivalent" used for
109           // name mangling.
110           VisitType(Parm->getType());
111           ID.AddInteger(Parm->getFunctionScopeDepth());
112           ID.AddInteger(Parm->getFunctionScopeIndex());
113           return;
114         }
115 
116         if (const TemplateTypeParmDecl *TTP =
117                 dyn_cast<TemplateTypeParmDecl>(D)) {
118           ID.AddInteger(TTP->getDepth());
119           ID.AddInteger(TTP->getIndex());
120           ID.AddBoolean(TTP->isParameterPack());
121           return;
122         }
123 
124         if (const TemplateTemplateParmDecl *TTP =
125                 dyn_cast<TemplateTemplateParmDecl>(D)) {
126           ID.AddInteger(TTP->getDepth());
127           ID.AddInteger(TTP->getIndex());
128           ID.AddBoolean(TTP->isParameterPack());
129           return;
130         }
131       }
132 
133       ID.AddPointer(D ? D->getCanonicalDecl() : nullptr);
134     }
135 
136     void VisitType(QualType T) override {
137       if (Canonical && !T.isNull())
138         T = Context.getCanonicalType(T);
139 
140       ID.AddPointer(T.getAsOpaquePtr());
141     }
142 
143     void VisitName(DeclarationName Name, bool /*TreatAsDecl*/) override {
144       ID.AddPointer(Name.getAsOpaquePtr());
145     }
146 
147     void VisitIdentifierInfo(IdentifierInfo *II) override {
148       ID.AddPointer(II);
149     }
150 
151     void VisitNestedNameSpecifier(NestedNameSpecifier *NNS) override {
152       if (Canonical)
153         NNS = Context.getCanonicalNestedNameSpecifier(NNS);
154       ID.AddPointer(NNS);
155     }
156 
157     void VisitTemplateName(TemplateName Name) override {
158       if (Canonical)
159         Name = Context.getCanonicalTemplateName(Name);
160 
161       Name.Profile(ID);
162     }
163   };
164 
165   class StmtProfilerWithoutPointers : public StmtProfiler {
166     ODRHash &Hash;
167   public:
168     StmtProfilerWithoutPointers(llvm::FoldingSetNodeID &ID, ODRHash &Hash)
169         : StmtProfiler(ID, false), Hash(Hash) {}
170 
171   private:
172     void HandleStmtClass(Stmt::StmtClass SC) override {
173       if (SC == Stmt::UnresolvedLookupExprClass) {
174         // Pretend that the name looked up is a Decl due to how templates
175         // handle some Decl lookups.
176         ID.AddInteger(Stmt::DeclRefExprClass);
177       } else {
178         ID.AddInteger(SC);
179       }
180     }
181 
182     void VisitType(QualType T) override {
183       Hash.AddQualType(T);
184     }
185 
186     void VisitName(DeclarationName Name, bool TreatAsDecl) override {
187       if (TreatAsDecl) {
188         // A Decl can be null, so each Decl is preceded by a boolean to
189         // store its nullness.  Add a boolean here to match.
190         ID.AddBoolean(true);
191       }
192       Hash.AddDeclarationName(Name, TreatAsDecl);
193     }
194     void VisitIdentifierInfo(IdentifierInfo *II) override {
195       ID.AddBoolean(II);
196       if (II) {
197         Hash.AddIdentifierInfo(II);
198       }
199     }
200     void VisitDecl(const Decl *D) override {
201       ID.AddBoolean(D);
202       if (D) {
203         Hash.AddDecl(D);
204       }
205     }
206     void VisitTemplateName(TemplateName Name) override {
207       Hash.AddTemplateName(Name);
208     }
209     void VisitNestedNameSpecifier(NestedNameSpecifier *NNS) override {
210       ID.AddBoolean(NNS);
211       if (NNS) {
212         Hash.AddNestedNameSpecifier(NNS);
213       }
214     }
215   };
216 }
217 
218 void StmtProfiler::VisitStmt(const Stmt *S) {
219   assert(S && "Requires non-null Stmt pointer");
220 
221   HandleStmtClass(S->getStmtClass());
222 
223   for (const Stmt *SubStmt : S->children()) {
224     if (SubStmt)
225       Visit(SubStmt);
226     else
227       ID.AddInteger(0);
228   }
229 }
230 
231 void StmtProfiler::VisitDeclStmt(const DeclStmt *S) {
232   VisitStmt(S);
233   for (const auto *D : S->decls())
234     VisitDecl(D);
235 }
236 
237 void StmtProfiler::VisitNullStmt(const NullStmt *S) {
238   VisitStmt(S);
239 }
240 
241 void StmtProfiler::VisitCompoundStmt(const CompoundStmt *S) {
242   VisitStmt(S);
243 }
244 
245 void StmtProfiler::VisitCaseStmt(const CaseStmt *S) {
246   VisitStmt(S);
247 }
248 
249 void StmtProfiler::VisitDefaultStmt(const DefaultStmt *S) {
250   VisitStmt(S);
251 }
252 
253 void StmtProfiler::VisitLabelStmt(const LabelStmt *S) {
254   VisitStmt(S);
255   VisitDecl(S->getDecl());
256 }
257 
258 void StmtProfiler::VisitAttributedStmt(const AttributedStmt *S) {
259   VisitStmt(S);
260   // TODO: maybe visit attributes?
261 }
262 
263 void StmtProfiler::VisitIfStmt(const IfStmt *S) {
264   VisitStmt(S);
265   VisitDecl(S->getConditionVariable());
266 }
267 
268 void StmtProfiler::VisitSwitchStmt(const SwitchStmt *S) {
269   VisitStmt(S);
270   VisitDecl(S->getConditionVariable());
271 }
272 
273 void StmtProfiler::VisitWhileStmt(const WhileStmt *S) {
274   VisitStmt(S);
275   VisitDecl(S->getConditionVariable());
276 }
277 
278 void StmtProfiler::VisitDoStmt(const DoStmt *S) {
279   VisitStmt(S);
280 }
281 
282 void StmtProfiler::VisitForStmt(const ForStmt *S) {
283   VisitStmt(S);
284 }
285 
286 void StmtProfiler::VisitGotoStmt(const GotoStmt *S) {
287   VisitStmt(S);
288   VisitDecl(S->getLabel());
289 }
290 
291 void StmtProfiler::VisitIndirectGotoStmt(const IndirectGotoStmt *S) {
292   VisitStmt(S);
293 }
294 
295 void StmtProfiler::VisitContinueStmt(const ContinueStmt *S) {
296   VisitStmt(S);
297 }
298 
299 void StmtProfiler::VisitBreakStmt(const BreakStmt *S) {
300   VisitStmt(S);
301 }
302 
303 void StmtProfiler::VisitReturnStmt(const ReturnStmt *S) {
304   VisitStmt(S);
305 }
306 
307 void StmtProfiler::VisitGCCAsmStmt(const GCCAsmStmt *S) {
308   VisitStmt(S);
309   ID.AddBoolean(S->isVolatile());
310   ID.AddBoolean(S->isSimple());
311   VisitStringLiteral(S->getAsmString());
312   ID.AddInteger(S->getNumOutputs());
313   for (unsigned I = 0, N = S->getNumOutputs(); I != N; ++I) {
314     ID.AddString(S->getOutputName(I));
315     VisitStringLiteral(S->getOutputConstraintLiteral(I));
316   }
317   ID.AddInteger(S->getNumInputs());
318   for (unsigned I = 0, N = S->getNumInputs(); I != N; ++I) {
319     ID.AddString(S->getInputName(I));
320     VisitStringLiteral(S->getInputConstraintLiteral(I));
321   }
322   ID.AddInteger(S->getNumClobbers());
323   for (unsigned I = 0, N = S->getNumClobbers(); I != N; ++I)
324     VisitStringLiteral(S->getClobberStringLiteral(I));
325   ID.AddInteger(S->getNumLabels());
326   for (auto *L : S->labels())
327     VisitDecl(L->getLabel());
328 }
329 
330 void StmtProfiler::VisitMSAsmStmt(const MSAsmStmt *S) {
331   // FIXME: Implement MS style inline asm statement profiler.
332   VisitStmt(S);
333 }
334 
335 void StmtProfiler::VisitCXXCatchStmt(const CXXCatchStmt *S) {
336   VisitStmt(S);
337   VisitType(S->getCaughtType());
338 }
339 
340 void StmtProfiler::VisitCXXTryStmt(const CXXTryStmt *S) {
341   VisitStmt(S);
342 }
343 
344 void StmtProfiler::VisitCXXForRangeStmt(const CXXForRangeStmt *S) {
345   VisitStmt(S);
346 }
347 
348 void StmtProfiler::VisitMSDependentExistsStmt(const MSDependentExistsStmt *S) {
349   VisitStmt(S);
350   ID.AddBoolean(S->isIfExists());
351   VisitNestedNameSpecifier(S->getQualifierLoc().getNestedNameSpecifier());
352   VisitName(S->getNameInfo().getName());
353 }
354 
355 void StmtProfiler::VisitSEHTryStmt(const SEHTryStmt *S) {
356   VisitStmt(S);
357 }
358 
359 void StmtProfiler::VisitSEHFinallyStmt(const SEHFinallyStmt *S) {
360   VisitStmt(S);
361 }
362 
363 void StmtProfiler::VisitSEHExceptStmt(const SEHExceptStmt *S) {
364   VisitStmt(S);
365 }
366 
367 void StmtProfiler::VisitSEHLeaveStmt(const SEHLeaveStmt *S) {
368   VisitStmt(S);
369 }
370 
371 void StmtProfiler::VisitCapturedStmt(const CapturedStmt *S) {
372   VisitStmt(S);
373 }
374 
375 void StmtProfiler::VisitObjCForCollectionStmt(const ObjCForCollectionStmt *S) {
376   VisitStmt(S);
377 }
378 
379 void StmtProfiler::VisitObjCAtCatchStmt(const ObjCAtCatchStmt *S) {
380   VisitStmt(S);
381   ID.AddBoolean(S->hasEllipsis());
382   if (S->getCatchParamDecl())
383     VisitType(S->getCatchParamDecl()->getType());
384 }
385 
386 void StmtProfiler::VisitObjCAtFinallyStmt(const ObjCAtFinallyStmt *S) {
387   VisitStmt(S);
388 }
389 
390 void StmtProfiler::VisitObjCAtTryStmt(const ObjCAtTryStmt *S) {
391   VisitStmt(S);
392 }
393 
394 void
395 StmtProfiler::VisitObjCAtSynchronizedStmt(const ObjCAtSynchronizedStmt *S) {
396   VisitStmt(S);
397 }
398 
399 void StmtProfiler::VisitObjCAtThrowStmt(const ObjCAtThrowStmt *S) {
400   VisitStmt(S);
401 }
402 
403 void
404 StmtProfiler::VisitObjCAutoreleasePoolStmt(const ObjCAutoreleasePoolStmt *S) {
405   VisitStmt(S);
406 }
407 
408 namespace {
409 class OMPClauseProfiler : public ConstOMPClauseVisitor<OMPClauseProfiler> {
410   StmtProfiler *Profiler;
411   /// Process clauses with list of variables.
412   template <typename T>
413   void VisitOMPClauseList(T *Node);
414 
415 public:
416   OMPClauseProfiler(StmtProfiler *P) : Profiler(P) { }
417 #define GEN_CLANG_CLAUSE_CLASS
418 #define CLAUSE_CLASS(Enum, Str, Class) void Visit##Class(const Class *C);
419 #include "llvm/Frontend/OpenMP/OMP.inc"
420   void VistOMPClauseWithPreInit(const OMPClauseWithPreInit *C);
421   void VistOMPClauseWithPostUpdate(const OMPClauseWithPostUpdate *C);
422 };
423 
424 void OMPClauseProfiler::VistOMPClauseWithPreInit(
425     const OMPClauseWithPreInit *C) {
426   if (auto *S = C->getPreInitStmt())
427     Profiler->VisitStmt(S);
428 }
429 
430 void OMPClauseProfiler::VistOMPClauseWithPostUpdate(
431     const OMPClauseWithPostUpdate *C) {
432   VistOMPClauseWithPreInit(C);
433   if (auto *E = C->getPostUpdateExpr())
434     Profiler->VisitStmt(E);
435 }
436 
437 void OMPClauseProfiler::VisitOMPIfClause(const OMPIfClause *C) {
438   VistOMPClauseWithPreInit(C);
439   if (C->getCondition())
440     Profiler->VisitStmt(C->getCondition());
441 }
442 
443 void OMPClauseProfiler::VisitOMPFinalClause(const OMPFinalClause *C) {
444   VistOMPClauseWithPreInit(C);
445   if (C->getCondition())
446     Profiler->VisitStmt(C->getCondition());
447 }
448 
449 void OMPClauseProfiler::VisitOMPNumThreadsClause(const OMPNumThreadsClause *C) {
450   VistOMPClauseWithPreInit(C);
451   if (C->getNumThreads())
452     Profiler->VisitStmt(C->getNumThreads());
453 }
454 
455 void OMPClauseProfiler::VisitOMPSafelenClause(const OMPSafelenClause *C) {
456   if (C->getSafelen())
457     Profiler->VisitStmt(C->getSafelen());
458 }
459 
460 void OMPClauseProfiler::VisitOMPSimdlenClause(const OMPSimdlenClause *C) {
461   if (C->getSimdlen())
462     Profiler->VisitStmt(C->getSimdlen());
463 }
464 
465 void OMPClauseProfiler::VisitOMPSizesClause(const OMPSizesClause *C) {
466   for (auto E : C->getSizesRefs())
467     if (E)
468       Profiler->VisitExpr(E);
469 }
470 
471 void OMPClauseProfiler::VisitOMPFullClause(const OMPFullClause *C) {}
472 
473 void OMPClauseProfiler::VisitOMPPartialClause(const OMPPartialClause *C) {
474   if (const Expr *Factor = C->getFactor())
475     Profiler->VisitExpr(Factor);
476 }
477 
478 void OMPClauseProfiler::VisitOMPAllocatorClause(const OMPAllocatorClause *C) {
479   if (C->getAllocator())
480     Profiler->VisitStmt(C->getAllocator());
481 }
482 
483 void OMPClauseProfiler::VisitOMPCollapseClause(const OMPCollapseClause *C) {
484   if (C->getNumForLoops())
485     Profiler->VisitStmt(C->getNumForLoops());
486 }
487 
488 void OMPClauseProfiler::VisitOMPDetachClause(const OMPDetachClause *C) {
489   if (Expr *Evt = C->getEventHandler())
490     Profiler->VisitStmt(Evt);
491 }
492 
493 void OMPClauseProfiler::VisitOMPNovariantsClause(const OMPNovariantsClause *C) {
494   VistOMPClauseWithPreInit(C);
495   if (C->getCondition())
496     Profiler->VisitStmt(C->getCondition());
497 }
498 
499 void OMPClauseProfiler::VisitOMPNocontextClause(const OMPNocontextClause *C) {
500   VistOMPClauseWithPreInit(C);
501   if (C->getCondition())
502     Profiler->VisitStmt(C->getCondition());
503 }
504 
505 void OMPClauseProfiler::VisitOMPDefaultClause(const OMPDefaultClause *C) { }
506 
507 void OMPClauseProfiler::VisitOMPProcBindClause(const OMPProcBindClause *C) { }
508 
509 void OMPClauseProfiler::VisitOMPUnifiedAddressClause(
510     const OMPUnifiedAddressClause *C) {}
511 
512 void OMPClauseProfiler::VisitOMPUnifiedSharedMemoryClause(
513     const OMPUnifiedSharedMemoryClause *C) {}
514 
515 void OMPClauseProfiler::VisitOMPReverseOffloadClause(
516     const OMPReverseOffloadClause *C) {}
517 
518 void OMPClauseProfiler::VisitOMPDynamicAllocatorsClause(
519     const OMPDynamicAllocatorsClause *C) {}
520 
521 void OMPClauseProfiler::VisitOMPAtomicDefaultMemOrderClause(
522     const OMPAtomicDefaultMemOrderClause *C) {}
523 
524 void OMPClauseProfiler::VisitOMPScheduleClause(const OMPScheduleClause *C) {
525   VistOMPClauseWithPreInit(C);
526   if (auto *S = C->getChunkSize())
527     Profiler->VisitStmt(S);
528 }
529 
530 void OMPClauseProfiler::VisitOMPOrderedClause(const OMPOrderedClause *C) {
531   if (auto *Num = C->getNumForLoops())
532     Profiler->VisitStmt(Num);
533 }
534 
535 void OMPClauseProfiler::VisitOMPNowaitClause(const OMPNowaitClause *) {}
536 
537 void OMPClauseProfiler::VisitOMPUntiedClause(const OMPUntiedClause *) {}
538 
539 void OMPClauseProfiler::VisitOMPMergeableClause(const OMPMergeableClause *) {}
540 
541 void OMPClauseProfiler::VisitOMPReadClause(const OMPReadClause *) {}
542 
543 void OMPClauseProfiler::VisitOMPWriteClause(const OMPWriteClause *) {}
544 
545 void OMPClauseProfiler::VisitOMPUpdateClause(const OMPUpdateClause *) {}
546 
547 void OMPClauseProfiler::VisitOMPCaptureClause(const OMPCaptureClause *) {}
548 
549 void OMPClauseProfiler::VisitOMPSeqCstClause(const OMPSeqCstClause *) {}
550 
551 void OMPClauseProfiler::VisitOMPAcqRelClause(const OMPAcqRelClause *) {}
552 
553 void OMPClauseProfiler::VisitOMPAcquireClause(const OMPAcquireClause *) {}
554 
555 void OMPClauseProfiler::VisitOMPReleaseClause(const OMPReleaseClause *) {}
556 
557 void OMPClauseProfiler::VisitOMPRelaxedClause(const OMPRelaxedClause *) {}
558 
559 void OMPClauseProfiler::VisitOMPThreadsClause(const OMPThreadsClause *) {}
560 
561 void OMPClauseProfiler::VisitOMPSIMDClause(const OMPSIMDClause *) {}
562 
563 void OMPClauseProfiler::VisitOMPNogroupClause(const OMPNogroupClause *) {}
564 
565 void OMPClauseProfiler::VisitOMPInitClause(const OMPInitClause *C) {
566   VisitOMPClauseList(C);
567 }
568 
569 void OMPClauseProfiler::VisitOMPUseClause(const OMPUseClause *C) {
570   if (C->getInteropVar())
571     Profiler->VisitStmt(C->getInteropVar());
572 }
573 
574 void OMPClauseProfiler::VisitOMPDestroyClause(const OMPDestroyClause *C) {
575   if (C->getInteropVar())
576     Profiler->VisitStmt(C->getInteropVar());
577 }
578 
579 void OMPClauseProfiler::VisitOMPFilterClause(const OMPFilterClause *C) {
580   VistOMPClauseWithPreInit(C);
581   if (C->getThreadID())
582     Profiler->VisitStmt(C->getThreadID());
583 }
584 
585 template<typename T>
586 void OMPClauseProfiler::VisitOMPClauseList(T *Node) {
587   for (auto *E : Node->varlists()) {
588     if (E)
589       Profiler->VisitStmt(E);
590   }
591 }
592 
593 void OMPClauseProfiler::VisitOMPPrivateClause(const OMPPrivateClause *C) {
594   VisitOMPClauseList(C);
595   for (auto *E : C->private_copies()) {
596     if (E)
597       Profiler->VisitStmt(E);
598   }
599 }
600 void
601 OMPClauseProfiler::VisitOMPFirstprivateClause(const OMPFirstprivateClause *C) {
602   VisitOMPClauseList(C);
603   VistOMPClauseWithPreInit(C);
604   for (auto *E : C->private_copies()) {
605     if (E)
606       Profiler->VisitStmt(E);
607   }
608   for (auto *E : C->inits()) {
609     if (E)
610       Profiler->VisitStmt(E);
611   }
612 }
613 void
614 OMPClauseProfiler::VisitOMPLastprivateClause(const OMPLastprivateClause *C) {
615   VisitOMPClauseList(C);
616   VistOMPClauseWithPostUpdate(C);
617   for (auto *E : C->source_exprs()) {
618     if (E)
619       Profiler->VisitStmt(E);
620   }
621   for (auto *E : C->destination_exprs()) {
622     if (E)
623       Profiler->VisitStmt(E);
624   }
625   for (auto *E : C->assignment_ops()) {
626     if (E)
627       Profiler->VisitStmt(E);
628   }
629 }
630 void OMPClauseProfiler::VisitOMPSharedClause(const OMPSharedClause *C) {
631   VisitOMPClauseList(C);
632 }
633 void OMPClauseProfiler::VisitOMPReductionClause(
634                                          const OMPReductionClause *C) {
635   Profiler->VisitNestedNameSpecifier(
636       C->getQualifierLoc().getNestedNameSpecifier());
637   Profiler->VisitName(C->getNameInfo().getName());
638   VisitOMPClauseList(C);
639   VistOMPClauseWithPostUpdate(C);
640   for (auto *E : C->privates()) {
641     if (E)
642       Profiler->VisitStmt(E);
643   }
644   for (auto *E : C->lhs_exprs()) {
645     if (E)
646       Profiler->VisitStmt(E);
647   }
648   for (auto *E : C->rhs_exprs()) {
649     if (E)
650       Profiler->VisitStmt(E);
651   }
652   for (auto *E : C->reduction_ops()) {
653     if (E)
654       Profiler->VisitStmt(E);
655   }
656   if (C->getModifier() == clang::OMPC_REDUCTION_inscan) {
657     for (auto *E : C->copy_ops()) {
658       if (E)
659         Profiler->VisitStmt(E);
660     }
661     for (auto *E : C->copy_array_temps()) {
662       if (E)
663         Profiler->VisitStmt(E);
664     }
665     for (auto *E : C->copy_array_elems()) {
666       if (E)
667         Profiler->VisitStmt(E);
668     }
669   }
670 }
671 void OMPClauseProfiler::VisitOMPTaskReductionClause(
672     const OMPTaskReductionClause *C) {
673   Profiler->VisitNestedNameSpecifier(
674       C->getQualifierLoc().getNestedNameSpecifier());
675   Profiler->VisitName(C->getNameInfo().getName());
676   VisitOMPClauseList(C);
677   VistOMPClauseWithPostUpdate(C);
678   for (auto *E : C->privates()) {
679     if (E)
680       Profiler->VisitStmt(E);
681   }
682   for (auto *E : C->lhs_exprs()) {
683     if (E)
684       Profiler->VisitStmt(E);
685   }
686   for (auto *E : C->rhs_exprs()) {
687     if (E)
688       Profiler->VisitStmt(E);
689   }
690   for (auto *E : C->reduction_ops()) {
691     if (E)
692       Profiler->VisitStmt(E);
693   }
694 }
695 void OMPClauseProfiler::VisitOMPInReductionClause(
696     const OMPInReductionClause *C) {
697   Profiler->VisitNestedNameSpecifier(
698       C->getQualifierLoc().getNestedNameSpecifier());
699   Profiler->VisitName(C->getNameInfo().getName());
700   VisitOMPClauseList(C);
701   VistOMPClauseWithPostUpdate(C);
702   for (auto *E : C->privates()) {
703     if (E)
704       Profiler->VisitStmt(E);
705   }
706   for (auto *E : C->lhs_exprs()) {
707     if (E)
708       Profiler->VisitStmt(E);
709   }
710   for (auto *E : C->rhs_exprs()) {
711     if (E)
712       Profiler->VisitStmt(E);
713   }
714   for (auto *E : C->reduction_ops()) {
715     if (E)
716       Profiler->VisitStmt(E);
717   }
718   for (auto *E : C->taskgroup_descriptors()) {
719     if (E)
720       Profiler->VisitStmt(E);
721   }
722 }
723 void OMPClauseProfiler::VisitOMPLinearClause(const OMPLinearClause *C) {
724   VisitOMPClauseList(C);
725   VistOMPClauseWithPostUpdate(C);
726   for (auto *E : C->privates()) {
727     if (E)
728       Profiler->VisitStmt(E);
729   }
730   for (auto *E : C->inits()) {
731     if (E)
732       Profiler->VisitStmt(E);
733   }
734   for (auto *E : C->updates()) {
735     if (E)
736       Profiler->VisitStmt(E);
737   }
738   for (auto *E : C->finals()) {
739     if (E)
740       Profiler->VisitStmt(E);
741   }
742   if (C->getStep())
743     Profiler->VisitStmt(C->getStep());
744   if (C->getCalcStep())
745     Profiler->VisitStmt(C->getCalcStep());
746 }
747 void OMPClauseProfiler::VisitOMPAlignedClause(const OMPAlignedClause *C) {
748   VisitOMPClauseList(C);
749   if (C->getAlignment())
750     Profiler->VisitStmt(C->getAlignment());
751 }
752 void OMPClauseProfiler::VisitOMPCopyinClause(const OMPCopyinClause *C) {
753   VisitOMPClauseList(C);
754   for (auto *E : C->source_exprs()) {
755     if (E)
756       Profiler->VisitStmt(E);
757   }
758   for (auto *E : C->destination_exprs()) {
759     if (E)
760       Profiler->VisitStmt(E);
761   }
762   for (auto *E : C->assignment_ops()) {
763     if (E)
764       Profiler->VisitStmt(E);
765   }
766 }
767 void
768 OMPClauseProfiler::VisitOMPCopyprivateClause(const OMPCopyprivateClause *C) {
769   VisitOMPClauseList(C);
770   for (auto *E : C->source_exprs()) {
771     if (E)
772       Profiler->VisitStmt(E);
773   }
774   for (auto *E : C->destination_exprs()) {
775     if (E)
776       Profiler->VisitStmt(E);
777   }
778   for (auto *E : C->assignment_ops()) {
779     if (E)
780       Profiler->VisitStmt(E);
781   }
782 }
783 void OMPClauseProfiler::VisitOMPFlushClause(const OMPFlushClause *C) {
784   VisitOMPClauseList(C);
785 }
786 void OMPClauseProfiler::VisitOMPDepobjClause(const OMPDepobjClause *C) {
787   if (const Expr *Depobj = C->getDepobj())
788     Profiler->VisitStmt(Depobj);
789 }
790 void OMPClauseProfiler::VisitOMPDependClause(const OMPDependClause *C) {
791   VisitOMPClauseList(C);
792 }
793 void OMPClauseProfiler::VisitOMPDeviceClause(const OMPDeviceClause *C) {
794   if (C->getDevice())
795     Profiler->VisitStmt(C->getDevice());
796 }
797 void OMPClauseProfiler::VisitOMPMapClause(const OMPMapClause *C) {
798   VisitOMPClauseList(C);
799 }
800 void OMPClauseProfiler::VisitOMPAllocateClause(const OMPAllocateClause *C) {
801   if (Expr *Allocator = C->getAllocator())
802     Profiler->VisitStmt(Allocator);
803   VisitOMPClauseList(C);
804 }
805 void OMPClauseProfiler::VisitOMPNumTeamsClause(const OMPNumTeamsClause *C) {
806   VistOMPClauseWithPreInit(C);
807   if (C->getNumTeams())
808     Profiler->VisitStmt(C->getNumTeams());
809 }
810 void OMPClauseProfiler::VisitOMPThreadLimitClause(
811     const OMPThreadLimitClause *C) {
812   VistOMPClauseWithPreInit(C);
813   if (C->getThreadLimit())
814     Profiler->VisitStmt(C->getThreadLimit());
815 }
816 void OMPClauseProfiler::VisitOMPPriorityClause(const OMPPriorityClause *C) {
817   VistOMPClauseWithPreInit(C);
818   if (C->getPriority())
819     Profiler->VisitStmt(C->getPriority());
820 }
821 void OMPClauseProfiler::VisitOMPGrainsizeClause(const OMPGrainsizeClause *C) {
822   VistOMPClauseWithPreInit(C);
823   if (C->getGrainsize())
824     Profiler->VisitStmt(C->getGrainsize());
825 }
826 void OMPClauseProfiler::VisitOMPNumTasksClause(const OMPNumTasksClause *C) {
827   VistOMPClauseWithPreInit(C);
828   if (C->getNumTasks())
829     Profiler->VisitStmt(C->getNumTasks());
830 }
831 void OMPClauseProfiler::VisitOMPHintClause(const OMPHintClause *C) {
832   if (C->getHint())
833     Profiler->VisitStmt(C->getHint());
834 }
835 void OMPClauseProfiler::VisitOMPToClause(const OMPToClause *C) {
836   VisitOMPClauseList(C);
837 }
838 void OMPClauseProfiler::VisitOMPFromClause(const OMPFromClause *C) {
839   VisitOMPClauseList(C);
840 }
841 void OMPClauseProfiler::VisitOMPUseDevicePtrClause(
842     const OMPUseDevicePtrClause *C) {
843   VisitOMPClauseList(C);
844 }
845 void OMPClauseProfiler::VisitOMPUseDeviceAddrClause(
846     const OMPUseDeviceAddrClause *C) {
847   VisitOMPClauseList(C);
848 }
849 void OMPClauseProfiler::VisitOMPIsDevicePtrClause(
850     const OMPIsDevicePtrClause *C) {
851   VisitOMPClauseList(C);
852 }
853 void OMPClauseProfiler::VisitOMPNontemporalClause(
854     const OMPNontemporalClause *C) {
855   VisitOMPClauseList(C);
856   for (auto *E : C->private_refs())
857     Profiler->VisitStmt(E);
858 }
859 void OMPClauseProfiler::VisitOMPInclusiveClause(const OMPInclusiveClause *C) {
860   VisitOMPClauseList(C);
861 }
862 void OMPClauseProfiler::VisitOMPExclusiveClause(const OMPExclusiveClause *C) {
863   VisitOMPClauseList(C);
864 }
865 void OMPClauseProfiler::VisitOMPUsesAllocatorsClause(
866     const OMPUsesAllocatorsClause *C) {
867   for (unsigned I = 0, E = C->getNumberOfAllocators(); I < E; ++I) {
868     OMPUsesAllocatorsClause::Data D = C->getAllocatorData(I);
869     Profiler->VisitStmt(D.Allocator);
870     if (D.AllocatorTraits)
871       Profiler->VisitStmt(D.AllocatorTraits);
872   }
873 }
874 void OMPClauseProfiler::VisitOMPAffinityClause(const OMPAffinityClause *C) {
875   if (const Expr *Modifier = C->getModifier())
876     Profiler->VisitStmt(Modifier);
877   for (const Expr *E : C->varlists())
878     Profiler->VisitStmt(E);
879 }
880 void OMPClauseProfiler::VisitOMPOrderClause(const OMPOrderClause *C) {}
881 } // namespace
882 
883 void
884 StmtProfiler::VisitOMPExecutableDirective(const OMPExecutableDirective *S) {
885   VisitStmt(S);
886   OMPClauseProfiler P(this);
887   ArrayRef<OMPClause *> Clauses = S->clauses();
888   for (ArrayRef<OMPClause *>::iterator I = Clauses.begin(), E = Clauses.end();
889        I != E; ++I)
890     if (*I)
891       P.Visit(*I);
892 }
893 
894 void StmtProfiler::VisitOMPCanonicalLoop(const OMPCanonicalLoop *L) {
895   VisitStmt(L);
896 }
897 
898 void StmtProfiler::VisitOMPLoopBasedDirective(const OMPLoopBasedDirective *S) {
899   VisitOMPExecutableDirective(S);
900 }
901 
902 void StmtProfiler::VisitOMPLoopDirective(const OMPLoopDirective *S) {
903   VisitOMPLoopBasedDirective(S);
904 }
905 
906 void StmtProfiler::VisitOMPParallelDirective(const OMPParallelDirective *S) {
907   VisitOMPExecutableDirective(S);
908 }
909 
910 void StmtProfiler::VisitOMPSimdDirective(const OMPSimdDirective *S) {
911   VisitOMPLoopDirective(S);
912 }
913 
914 void StmtProfiler::VisitOMPTileDirective(const OMPTileDirective *S) {
915   VisitOMPLoopBasedDirective(S);
916 }
917 
918 void StmtProfiler::VisitOMPUnrollDirective(const OMPUnrollDirective *S) {
919   VisitOMPLoopBasedDirective(S);
920 }
921 
922 void StmtProfiler::VisitOMPForDirective(const OMPForDirective *S) {
923   VisitOMPLoopDirective(S);
924 }
925 
926 void StmtProfiler::VisitOMPForSimdDirective(const OMPForSimdDirective *S) {
927   VisitOMPLoopDirective(S);
928 }
929 
930 void StmtProfiler::VisitOMPSectionsDirective(const OMPSectionsDirective *S) {
931   VisitOMPExecutableDirective(S);
932 }
933 
934 void StmtProfiler::VisitOMPSectionDirective(const OMPSectionDirective *S) {
935   VisitOMPExecutableDirective(S);
936 }
937 
938 void StmtProfiler::VisitOMPSingleDirective(const OMPSingleDirective *S) {
939   VisitOMPExecutableDirective(S);
940 }
941 
942 void StmtProfiler::VisitOMPMasterDirective(const OMPMasterDirective *S) {
943   VisitOMPExecutableDirective(S);
944 }
945 
946 void StmtProfiler::VisitOMPCriticalDirective(const OMPCriticalDirective *S) {
947   VisitOMPExecutableDirective(S);
948   VisitName(S->getDirectiveName().getName());
949 }
950 
951 void
952 StmtProfiler::VisitOMPParallelForDirective(const OMPParallelForDirective *S) {
953   VisitOMPLoopDirective(S);
954 }
955 
956 void StmtProfiler::VisitOMPParallelForSimdDirective(
957     const OMPParallelForSimdDirective *S) {
958   VisitOMPLoopDirective(S);
959 }
960 
961 void StmtProfiler::VisitOMPParallelMasterDirective(
962     const OMPParallelMasterDirective *S) {
963   VisitOMPExecutableDirective(S);
964 }
965 
966 void StmtProfiler::VisitOMPParallelSectionsDirective(
967     const OMPParallelSectionsDirective *S) {
968   VisitOMPExecutableDirective(S);
969 }
970 
971 void StmtProfiler::VisitOMPTaskDirective(const OMPTaskDirective *S) {
972   VisitOMPExecutableDirective(S);
973 }
974 
975 void StmtProfiler::VisitOMPTaskyieldDirective(const OMPTaskyieldDirective *S) {
976   VisitOMPExecutableDirective(S);
977 }
978 
979 void StmtProfiler::VisitOMPBarrierDirective(const OMPBarrierDirective *S) {
980   VisitOMPExecutableDirective(S);
981 }
982 
983 void StmtProfiler::VisitOMPTaskwaitDirective(const OMPTaskwaitDirective *S) {
984   VisitOMPExecutableDirective(S);
985 }
986 
987 void StmtProfiler::VisitOMPTaskgroupDirective(const OMPTaskgroupDirective *S) {
988   VisitOMPExecutableDirective(S);
989   if (const Expr *E = S->getReductionRef())
990     VisitStmt(E);
991 }
992 
993 void StmtProfiler::VisitOMPFlushDirective(const OMPFlushDirective *S) {
994   VisitOMPExecutableDirective(S);
995 }
996 
997 void StmtProfiler::VisitOMPDepobjDirective(const OMPDepobjDirective *S) {
998   VisitOMPExecutableDirective(S);
999 }
1000 
1001 void StmtProfiler::VisitOMPScanDirective(const OMPScanDirective *S) {
1002   VisitOMPExecutableDirective(S);
1003 }
1004 
1005 void StmtProfiler::VisitOMPOrderedDirective(const OMPOrderedDirective *S) {
1006   VisitOMPExecutableDirective(S);
1007 }
1008 
1009 void StmtProfiler::VisitOMPAtomicDirective(const OMPAtomicDirective *S) {
1010   VisitOMPExecutableDirective(S);
1011 }
1012 
1013 void StmtProfiler::VisitOMPTargetDirective(const OMPTargetDirective *S) {
1014   VisitOMPExecutableDirective(S);
1015 }
1016 
1017 void StmtProfiler::VisitOMPTargetDataDirective(const OMPTargetDataDirective *S) {
1018   VisitOMPExecutableDirective(S);
1019 }
1020 
1021 void StmtProfiler::VisitOMPTargetEnterDataDirective(
1022     const OMPTargetEnterDataDirective *S) {
1023   VisitOMPExecutableDirective(S);
1024 }
1025 
1026 void StmtProfiler::VisitOMPTargetExitDataDirective(
1027     const OMPTargetExitDataDirective *S) {
1028   VisitOMPExecutableDirective(S);
1029 }
1030 
1031 void StmtProfiler::VisitOMPTargetParallelDirective(
1032     const OMPTargetParallelDirective *S) {
1033   VisitOMPExecutableDirective(S);
1034 }
1035 
1036 void StmtProfiler::VisitOMPTargetParallelForDirective(
1037     const OMPTargetParallelForDirective *S) {
1038   VisitOMPExecutableDirective(S);
1039 }
1040 
1041 void StmtProfiler::VisitOMPTeamsDirective(const OMPTeamsDirective *S) {
1042   VisitOMPExecutableDirective(S);
1043 }
1044 
1045 void StmtProfiler::VisitOMPCancellationPointDirective(
1046     const OMPCancellationPointDirective *S) {
1047   VisitOMPExecutableDirective(S);
1048 }
1049 
1050 void StmtProfiler::VisitOMPCancelDirective(const OMPCancelDirective *S) {
1051   VisitOMPExecutableDirective(S);
1052 }
1053 
1054 void StmtProfiler::VisitOMPTaskLoopDirective(const OMPTaskLoopDirective *S) {
1055   VisitOMPLoopDirective(S);
1056 }
1057 
1058 void StmtProfiler::VisitOMPTaskLoopSimdDirective(
1059     const OMPTaskLoopSimdDirective *S) {
1060   VisitOMPLoopDirective(S);
1061 }
1062 
1063 void StmtProfiler::VisitOMPMasterTaskLoopDirective(
1064     const OMPMasterTaskLoopDirective *S) {
1065   VisitOMPLoopDirective(S);
1066 }
1067 
1068 void StmtProfiler::VisitOMPMasterTaskLoopSimdDirective(
1069     const OMPMasterTaskLoopSimdDirective *S) {
1070   VisitOMPLoopDirective(S);
1071 }
1072 
1073 void StmtProfiler::VisitOMPParallelMasterTaskLoopDirective(
1074     const OMPParallelMasterTaskLoopDirective *S) {
1075   VisitOMPLoopDirective(S);
1076 }
1077 
1078 void StmtProfiler::VisitOMPParallelMasterTaskLoopSimdDirective(
1079     const OMPParallelMasterTaskLoopSimdDirective *S) {
1080   VisitOMPLoopDirective(S);
1081 }
1082 
1083 void StmtProfiler::VisitOMPDistributeDirective(
1084     const OMPDistributeDirective *S) {
1085   VisitOMPLoopDirective(S);
1086 }
1087 
1088 void OMPClauseProfiler::VisitOMPDistScheduleClause(
1089     const OMPDistScheduleClause *C) {
1090   VistOMPClauseWithPreInit(C);
1091   if (auto *S = C->getChunkSize())
1092     Profiler->VisitStmt(S);
1093 }
1094 
1095 void OMPClauseProfiler::VisitOMPDefaultmapClause(const OMPDefaultmapClause *) {}
1096 
1097 void StmtProfiler::VisitOMPTargetUpdateDirective(
1098     const OMPTargetUpdateDirective *S) {
1099   VisitOMPExecutableDirective(S);
1100 }
1101 
1102 void StmtProfiler::VisitOMPDistributeParallelForDirective(
1103     const OMPDistributeParallelForDirective *S) {
1104   VisitOMPLoopDirective(S);
1105 }
1106 
1107 void StmtProfiler::VisitOMPDistributeParallelForSimdDirective(
1108     const OMPDistributeParallelForSimdDirective *S) {
1109   VisitOMPLoopDirective(S);
1110 }
1111 
1112 void StmtProfiler::VisitOMPDistributeSimdDirective(
1113     const OMPDistributeSimdDirective *S) {
1114   VisitOMPLoopDirective(S);
1115 }
1116 
1117 void StmtProfiler::VisitOMPTargetParallelForSimdDirective(
1118     const OMPTargetParallelForSimdDirective *S) {
1119   VisitOMPLoopDirective(S);
1120 }
1121 
1122 void StmtProfiler::VisitOMPTargetSimdDirective(
1123     const OMPTargetSimdDirective *S) {
1124   VisitOMPLoopDirective(S);
1125 }
1126 
1127 void StmtProfiler::VisitOMPTeamsDistributeDirective(
1128     const OMPTeamsDistributeDirective *S) {
1129   VisitOMPLoopDirective(S);
1130 }
1131 
1132 void StmtProfiler::VisitOMPTeamsDistributeSimdDirective(
1133     const OMPTeamsDistributeSimdDirective *S) {
1134   VisitOMPLoopDirective(S);
1135 }
1136 
1137 void StmtProfiler::VisitOMPTeamsDistributeParallelForSimdDirective(
1138     const OMPTeamsDistributeParallelForSimdDirective *S) {
1139   VisitOMPLoopDirective(S);
1140 }
1141 
1142 void StmtProfiler::VisitOMPTeamsDistributeParallelForDirective(
1143     const OMPTeamsDistributeParallelForDirective *S) {
1144   VisitOMPLoopDirective(S);
1145 }
1146 
1147 void StmtProfiler::VisitOMPTargetTeamsDirective(
1148     const OMPTargetTeamsDirective *S) {
1149   VisitOMPExecutableDirective(S);
1150 }
1151 
1152 void StmtProfiler::VisitOMPTargetTeamsDistributeDirective(
1153     const OMPTargetTeamsDistributeDirective *S) {
1154   VisitOMPLoopDirective(S);
1155 }
1156 
1157 void StmtProfiler::VisitOMPTargetTeamsDistributeParallelForDirective(
1158     const OMPTargetTeamsDistributeParallelForDirective *S) {
1159   VisitOMPLoopDirective(S);
1160 }
1161 
1162 void StmtProfiler::VisitOMPTargetTeamsDistributeParallelForSimdDirective(
1163     const OMPTargetTeamsDistributeParallelForSimdDirective *S) {
1164   VisitOMPLoopDirective(S);
1165 }
1166 
1167 void StmtProfiler::VisitOMPTargetTeamsDistributeSimdDirective(
1168     const OMPTargetTeamsDistributeSimdDirective *S) {
1169   VisitOMPLoopDirective(S);
1170 }
1171 
1172 void StmtProfiler::VisitOMPInteropDirective(const OMPInteropDirective *S) {
1173   VisitOMPExecutableDirective(S);
1174 }
1175 
1176 void StmtProfiler::VisitOMPDispatchDirective(const OMPDispatchDirective *S) {
1177   VisitOMPExecutableDirective(S);
1178 }
1179 
1180 void StmtProfiler::VisitOMPMaskedDirective(const OMPMaskedDirective *S) {
1181   VisitOMPExecutableDirective(S);
1182 }
1183 
1184 void StmtProfiler::VisitExpr(const Expr *S) {
1185   VisitStmt(S);
1186 }
1187 
1188 void StmtProfiler::VisitConstantExpr(const ConstantExpr *S) {
1189   VisitExpr(S);
1190 }
1191 
1192 void StmtProfiler::VisitDeclRefExpr(const DeclRefExpr *S) {
1193   VisitExpr(S);
1194   if (!Canonical)
1195     VisitNestedNameSpecifier(S->getQualifier());
1196   VisitDecl(S->getDecl());
1197   if (!Canonical) {
1198     ID.AddBoolean(S->hasExplicitTemplateArgs());
1199     if (S->hasExplicitTemplateArgs())
1200       VisitTemplateArguments(S->getTemplateArgs(), S->getNumTemplateArgs());
1201   }
1202 }
1203 
1204 void StmtProfiler::VisitSYCLUniqueStableNameExpr(
1205     const SYCLUniqueStableNameExpr *S) {
1206   VisitExpr(S);
1207   VisitType(S->getTypeSourceInfo()->getType());
1208 }
1209 
1210 void StmtProfiler::VisitPredefinedExpr(const PredefinedExpr *S) {
1211   VisitExpr(S);
1212   ID.AddInteger(S->getIdentKind());
1213 }
1214 
1215 void StmtProfiler::VisitIntegerLiteral(const IntegerLiteral *S) {
1216   VisitExpr(S);
1217   S->getValue().Profile(ID);
1218   ID.AddInteger(S->getType()->castAs<BuiltinType>()->getKind());
1219 }
1220 
1221 void StmtProfiler::VisitFixedPointLiteral(const FixedPointLiteral *S) {
1222   VisitExpr(S);
1223   S->getValue().Profile(ID);
1224   ID.AddInteger(S->getType()->castAs<BuiltinType>()->getKind());
1225 }
1226 
1227 void StmtProfiler::VisitCharacterLiteral(const CharacterLiteral *S) {
1228   VisitExpr(S);
1229   ID.AddInteger(S->getKind());
1230   ID.AddInteger(S->getValue());
1231 }
1232 
1233 void StmtProfiler::VisitFloatingLiteral(const FloatingLiteral *S) {
1234   VisitExpr(S);
1235   S->getValue().Profile(ID);
1236   ID.AddBoolean(S->isExact());
1237   ID.AddInteger(S->getType()->castAs<BuiltinType>()->getKind());
1238 }
1239 
1240 void StmtProfiler::VisitImaginaryLiteral(const ImaginaryLiteral *S) {
1241   VisitExpr(S);
1242 }
1243 
1244 void StmtProfiler::VisitStringLiteral(const StringLiteral *S) {
1245   VisitExpr(S);
1246   ID.AddString(S->getBytes());
1247   ID.AddInteger(S->getKind());
1248 }
1249 
1250 void StmtProfiler::VisitParenExpr(const ParenExpr *S) {
1251   VisitExpr(S);
1252 }
1253 
1254 void StmtProfiler::VisitParenListExpr(const ParenListExpr *S) {
1255   VisitExpr(S);
1256 }
1257 
1258 void StmtProfiler::VisitUnaryOperator(const UnaryOperator *S) {
1259   VisitExpr(S);
1260   ID.AddInteger(S->getOpcode());
1261 }
1262 
1263 void StmtProfiler::VisitOffsetOfExpr(const OffsetOfExpr *S) {
1264   VisitType(S->getTypeSourceInfo()->getType());
1265   unsigned n = S->getNumComponents();
1266   for (unsigned i = 0; i < n; ++i) {
1267     const OffsetOfNode &ON = S->getComponent(i);
1268     ID.AddInteger(ON.getKind());
1269     switch (ON.getKind()) {
1270     case OffsetOfNode::Array:
1271       // Expressions handled below.
1272       break;
1273 
1274     case OffsetOfNode::Field:
1275       VisitDecl(ON.getField());
1276       break;
1277 
1278     case OffsetOfNode::Identifier:
1279       VisitIdentifierInfo(ON.getFieldName());
1280       break;
1281 
1282     case OffsetOfNode::Base:
1283       // These nodes are implicit, and therefore don't need profiling.
1284       break;
1285     }
1286   }
1287 
1288   VisitExpr(S);
1289 }
1290 
1291 void
1292 StmtProfiler::VisitUnaryExprOrTypeTraitExpr(const UnaryExprOrTypeTraitExpr *S) {
1293   VisitExpr(S);
1294   ID.AddInteger(S->getKind());
1295   if (S->isArgumentType())
1296     VisitType(S->getArgumentType());
1297 }
1298 
1299 void StmtProfiler::VisitArraySubscriptExpr(const ArraySubscriptExpr *S) {
1300   VisitExpr(S);
1301 }
1302 
1303 void StmtProfiler::VisitMatrixSubscriptExpr(const MatrixSubscriptExpr *S) {
1304   VisitExpr(S);
1305 }
1306 
1307 void StmtProfiler::VisitOMPArraySectionExpr(const OMPArraySectionExpr *S) {
1308   VisitExpr(S);
1309 }
1310 
1311 void StmtProfiler::VisitOMPArrayShapingExpr(const OMPArrayShapingExpr *S) {
1312   VisitExpr(S);
1313 }
1314 
1315 void StmtProfiler::VisitOMPIteratorExpr(const OMPIteratorExpr *S) {
1316   VisitExpr(S);
1317   for (unsigned I = 0, E = S->numOfIterators(); I < E; ++I)
1318     VisitDecl(S->getIteratorDecl(I));
1319 }
1320 
1321 void StmtProfiler::VisitCallExpr(const CallExpr *S) {
1322   VisitExpr(S);
1323 }
1324 
1325 void StmtProfiler::VisitMemberExpr(const MemberExpr *S) {
1326   VisitExpr(S);
1327   VisitDecl(S->getMemberDecl());
1328   if (!Canonical)
1329     VisitNestedNameSpecifier(S->getQualifier());
1330   ID.AddBoolean(S->isArrow());
1331 }
1332 
1333 void StmtProfiler::VisitCompoundLiteralExpr(const CompoundLiteralExpr *S) {
1334   VisitExpr(S);
1335   ID.AddBoolean(S->isFileScope());
1336 }
1337 
1338 void StmtProfiler::VisitCastExpr(const CastExpr *S) {
1339   VisitExpr(S);
1340 }
1341 
1342 void StmtProfiler::VisitImplicitCastExpr(const ImplicitCastExpr *S) {
1343   VisitCastExpr(S);
1344   ID.AddInteger(S->getValueKind());
1345 }
1346 
1347 void StmtProfiler::VisitExplicitCastExpr(const ExplicitCastExpr *S) {
1348   VisitCastExpr(S);
1349   VisitType(S->getTypeAsWritten());
1350 }
1351 
1352 void StmtProfiler::VisitCStyleCastExpr(const CStyleCastExpr *S) {
1353   VisitExplicitCastExpr(S);
1354 }
1355 
1356 void StmtProfiler::VisitBinaryOperator(const BinaryOperator *S) {
1357   VisitExpr(S);
1358   ID.AddInteger(S->getOpcode());
1359 }
1360 
1361 void
1362 StmtProfiler::VisitCompoundAssignOperator(const CompoundAssignOperator *S) {
1363   VisitBinaryOperator(S);
1364 }
1365 
1366 void StmtProfiler::VisitConditionalOperator(const ConditionalOperator *S) {
1367   VisitExpr(S);
1368 }
1369 
1370 void StmtProfiler::VisitBinaryConditionalOperator(
1371     const BinaryConditionalOperator *S) {
1372   VisitExpr(S);
1373 }
1374 
1375 void StmtProfiler::VisitAddrLabelExpr(const AddrLabelExpr *S) {
1376   VisitExpr(S);
1377   VisitDecl(S->getLabel());
1378 }
1379 
1380 void StmtProfiler::VisitStmtExpr(const StmtExpr *S) {
1381   VisitExpr(S);
1382 }
1383 
1384 void StmtProfiler::VisitShuffleVectorExpr(const ShuffleVectorExpr *S) {
1385   VisitExpr(S);
1386 }
1387 
1388 void StmtProfiler::VisitConvertVectorExpr(const ConvertVectorExpr *S) {
1389   VisitExpr(S);
1390 }
1391 
1392 void StmtProfiler::VisitChooseExpr(const ChooseExpr *S) {
1393   VisitExpr(S);
1394 }
1395 
1396 void StmtProfiler::VisitGNUNullExpr(const GNUNullExpr *S) {
1397   VisitExpr(S);
1398 }
1399 
1400 void StmtProfiler::VisitVAArgExpr(const VAArgExpr *S) {
1401   VisitExpr(S);
1402 }
1403 
1404 void StmtProfiler::VisitInitListExpr(const InitListExpr *S) {
1405   if (S->getSyntacticForm()) {
1406     VisitInitListExpr(S->getSyntacticForm());
1407     return;
1408   }
1409 
1410   VisitExpr(S);
1411 }
1412 
1413 void StmtProfiler::VisitDesignatedInitExpr(const DesignatedInitExpr *S) {
1414   VisitExpr(S);
1415   ID.AddBoolean(S->usesGNUSyntax());
1416   for (const DesignatedInitExpr::Designator &D : S->designators()) {
1417     if (D.isFieldDesignator()) {
1418       ID.AddInteger(0);
1419       VisitName(D.getFieldName());
1420       continue;
1421     }
1422 
1423     if (D.isArrayDesignator()) {
1424       ID.AddInteger(1);
1425     } else {
1426       assert(D.isArrayRangeDesignator());
1427       ID.AddInteger(2);
1428     }
1429     ID.AddInteger(D.getFirstExprIndex());
1430   }
1431 }
1432 
1433 // Seems that if VisitInitListExpr() only works on the syntactic form of an
1434 // InitListExpr, then a DesignatedInitUpdateExpr is not encountered.
1435 void StmtProfiler::VisitDesignatedInitUpdateExpr(
1436     const DesignatedInitUpdateExpr *S) {
1437   llvm_unreachable("Unexpected DesignatedInitUpdateExpr in syntactic form of "
1438                    "initializer");
1439 }
1440 
1441 void StmtProfiler::VisitArrayInitLoopExpr(const ArrayInitLoopExpr *S) {
1442   VisitExpr(S);
1443 }
1444 
1445 void StmtProfiler::VisitArrayInitIndexExpr(const ArrayInitIndexExpr *S) {
1446   VisitExpr(S);
1447 }
1448 
1449 void StmtProfiler::VisitNoInitExpr(const NoInitExpr *S) {
1450   llvm_unreachable("Unexpected NoInitExpr in syntactic form of initializer");
1451 }
1452 
1453 void StmtProfiler::VisitImplicitValueInitExpr(const ImplicitValueInitExpr *S) {
1454   VisitExpr(S);
1455 }
1456 
1457 void StmtProfiler::VisitExtVectorElementExpr(const ExtVectorElementExpr *S) {
1458   VisitExpr(S);
1459   VisitName(&S->getAccessor());
1460 }
1461 
1462 void StmtProfiler::VisitBlockExpr(const BlockExpr *S) {
1463   VisitExpr(S);
1464   VisitDecl(S->getBlockDecl());
1465 }
1466 
1467 void StmtProfiler::VisitGenericSelectionExpr(const GenericSelectionExpr *S) {
1468   VisitExpr(S);
1469   for (const GenericSelectionExpr::ConstAssociation Assoc :
1470        S->associations()) {
1471     QualType T = Assoc.getType();
1472     if (T.isNull())
1473       ID.AddPointer(nullptr);
1474     else
1475       VisitType(T);
1476     VisitExpr(Assoc.getAssociationExpr());
1477   }
1478 }
1479 
1480 void StmtProfiler::VisitPseudoObjectExpr(const PseudoObjectExpr *S) {
1481   VisitExpr(S);
1482   for (PseudoObjectExpr::const_semantics_iterator
1483          i = S->semantics_begin(), e = S->semantics_end(); i != e; ++i)
1484     // Normally, we would not profile the source expressions of OVEs.
1485     if (const OpaqueValueExpr *OVE = dyn_cast<OpaqueValueExpr>(*i))
1486       Visit(OVE->getSourceExpr());
1487 }
1488 
1489 void StmtProfiler::VisitAtomicExpr(const AtomicExpr *S) {
1490   VisitExpr(S);
1491   ID.AddInteger(S->getOp());
1492 }
1493 
1494 void StmtProfiler::VisitConceptSpecializationExpr(
1495                                            const ConceptSpecializationExpr *S) {
1496   VisitExpr(S);
1497   VisitDecl(S->getNamedConcept());
1498   for (const TemplateArgument &Arg : S->getTemplateArguments())
1499     VisitTemplateArgument(Arg);
1500 }
1501 
1502 void StmtProfiler::VisitRequiresExpr(const RequiresExpr *S) {
1503   VisitExpr(S);
1504   ID.AddInteger(S->getLocalParameters().size());
1505   for (ParmVarDecl *LocalParam : S->getLocalParameters())
1506     VisitDecl(LocalParam);
1507   ID.AddInteger(S->getRequirements().size());
1508   for (concepts::Requirement *Req : S->getRequirements()) {
1509     if (auto *TypeReq = dyn_cast<concepts::TypeRequirement>(Req)) {
1510       ID.AddInteger(concepts::Requirement::RK_Type);
1511       ID.AddBoolean(TypeReq->isSubstitutionFailure());
1512       if (!TypeReq->isSubstitutionFailure())
1513         VisitType(TypeReq->getType()->getType());
1514     } else if (auto *ExprReq = dyn_cast<concepts::ExprRequirement>(Req)) {
1515       ID.AddInteger(concepts::Requirement::RK_Compound);
1516       ID.AddBoolean(ExprReq->isExprSubstitutionFailure());
1517       if (!ExprReq->isExprSubstitutionFailure())
1518         Visit(ExprReq->getExpr());
1519       // C++2a [expr.prim.req.compound]p1 Example:
1520       //    [...] The compound-requirement in C1 requires that x++ is a valid
1521       //    expression. It is equivalent to the simple-requirement x++; [...]
1522       // We therefore do not profile isSimple() here.
1523       ID.AddBoolean(ExprReq->getNoexceptLoc().isValid());
1524       const concepts::ExprRequirement::ReturnTypeRequirement &RetReq =
1525           ExprReq->getReturnTypeRequirement();
1526       if (RetReq.isEmpty()) {
1527         ID.AddInteger(0);
1528       } else if (RetReq.isTypeConstraint()) {
1529         ID.AddInteger(1);
1530         Visit(RetReq.getTypeConstraint()->getImmediatelyDeclaredConstraint());
1531       } else {
1532         assert(RetReq.isSubstitutionFailure());
1533         ID.AddInteger(2);
1534       }
1535     } else {
1536       ID.AddInteger(concepts::Requirement::RK_Nested);
1537       auto *NestedReq = cast<concepts::NestedRequirement>(Req);
1538       ID.AddBoolean(NestedReq->isSubstitutionFailure());
1539       if (!NestedReq->isSubstitutionFailure())
1540         Visit(NestedReq->getConstraintExpr());
1541     }
1542   }
1543 }
1544 
1545 static Stmt::StmtClass DecodeOperatorCall(const CXXOperatorCallExpr *S,
1546                                           UnaryOperatorKind &UnaryOp,
1547                                           BinaryOperatorKind &BinaryOp) {
1548   switch (S->getOperator()) {
1549   case OO_None:
1550   case OO_New:
1551   case OO_Delete:
1552   case OO_Array_New:
1553   case OO_Array_Delete:
1554   case OO_Arrow:
1555   case OO_Conditional:
1556   case NUM_OVERLOADED_OPERATORS:
1557     llvm_unreachable("Invalid operator call kind");
1558 
1559   case OO_Plus:
1560     if (S->getNumArgs() == 1) {
1561       UnaryOp = UO_Plus;
1562       return Stmt::UnaryOperatorClass;
1563     }
1564 
1565     BinaryOp = BO_Add;
1566     return Stmt::BinaryOperatorClass;
1567 
1568   case OO_Minus:
1569     if (S->getNumArgs() == 1) {
1570       UnaryOp = UO_Minus;
1571       return Stmt::UnaryOperatorClass;
1572     }
1573 
1574     BinaryOp = BO_Sub;
1575     return Stmt::BinaryOperatorClass;
1576 
1577   case OO_Star:
1578     if (S->getNumArgs() == 1) {
1579       UnaryOp = UO_Deref;
1580       return Stmt::UnaryOperatorClass;
1581     }
1582 
1583     BinaryOp = BO_Mul;
1584     return Stmt::BinaryOperatorClass;
1585 
1586   case OO_Slash:
1587     BinaryOp = BO_Div;
1588     return Stmt::BinaryOperatorClass;
1589 
1590   case OO_Percent:
1591     BinaryOp = BO_Rem;
1592     return Stmt::BinaryOperatorClass;
1593 
1594   case OO_Caret:
1595     BinaryOp = BO_Xor;
1596     return Stmt::BinaryOperatorClass;
1597 
1598   case OO_Amp:
1599     if (S->getNumArgs() == 1) {
1600       UnaryOp = UO_AddrOf;
1601       return Stmt::UnaryOperatorClass;
1602     }
1603 
1604     BinaryOp = BO_And;
1605     return Stmt::BinaryOperatorClass;
1606 
1607   case OO_Pipe:
1608     BinaryOp = BO_Or;
1609     return Stmt::BinaryOperatorClass;
1610 
1611   case OO_Tilde:
1612     UnaryOp = UO_Not;
1613     return Stmt::UnaryOperatorClass;
1614 
1615   case OO_Exclaim:
1616     UnaryOp = UO_LNot;
1617     return Stmt::UnaryOperatorClass;
1618 
1619   case OO_Equal:
1620     BinaryOp = BO_Assign;
1621     return Stmt::BinaryOperatorClass;
1622 
1623   case OO_Less:
1624     BinaryOp = BO_LT;
1625     return Stmt::BinaryOperatorClass;
1626 
1627   case OO_Greater:
1628     BinaryOp = BO_GT;
1629     return Stmt::BinaryOperatorClass;
1630 
1631   case OO_PlusEqual:
1632     BinaryOp = BO_AddAssign;
1633     return Stmt::CompoundAssignOperatorClass;
1634 
1635   case OO_MinusEqual:
1636     BinaryOp = BO_SubAssign;
1637     return Stmt::CompoundAssignOperatorClass;
1638 
1639   case OO_StarEqual:
1640     BinaryOp = BO_MulAssign;
1641     return Stmt::CompoundAssignOperatorClass;
1642 
1643   case OO_SlashEqual:
1644     BinaryOp = BO_DivAssign;
1645     return Stmt::CompoundAssignOperatorClass;
1646 
1647   case OO_PercentEqual:
1648     BinaryOp = BO_RemAssign;
1649     return Stmt::CompoundAssignOperatorClass;
1650 
1651   case OO_CaretEqual:
1652     BinaryOp = BO_XorAssign;
1653     return Stmt::CompoundAssignOperatorClass;
1654 
1655   case OO_AmpEqual:
1656     BinaryOp = BO_AndAssign;
1657     return Stmt::CompoundAssignOperatorClass;
1658 
1659   case OO_PipeEqual:
1660     BinaryOp = BO_OrAssign;
1661     return Stmt::CompoundAssignOperatorClass;
1662 
1663   case OO_LessLess:
1664     BinaryOp = BO_Shl;
1665     return Stmt::BinaryOperatorClass;
1666 
1667   case OO_GreaterGreater:
1668     BinaryOp = BO_Shr;
1669     return Stmt::BinaryOperatorClass;
1670 
1671   case OO_LessLessEqual:
1672     BinaryOp = BO_ShlAssign;
1673     return Stmt::CompoundAssignOperatorClass;
1674 
1675   case OO_GreaterGreaterEqual:
1676     BinaryOp = BO_ShrAssign;
1677     return Stmt::CompoundAssignOperatorClass;
1678 
1679   case OO_EqualEqual:
1680     BinaryOp = BO_EQ;
1681     return Stmt::BinaryOperatorClass;
1682 
1683   case OO_ExclaimEqual:
1684     BinaryOp = BO_NE;
1685     return Stmt::BinaryOperatorClass;
1686 
1687   case OO_LessEqual:
1688     BinaryOp = BO_LE;
1689     return Stmt::BinaryOperatorClass;
1690 
1691   case OO_GreaterEqual:
1692     BinaryOp = BO_GE;
1693     return Stmt::BinaryOperatorClass;
1694 
1695   case OO_Spaceship:
1696     BinaryOp = BO_Cmp;
1697     return Stmt::BinaryOperatorClass;
1698 
1699   case OO_AmpAmp:
1700     BinaryOp = BO_LAnd;
1701     return Stmt::BinaryOperatorClass;
1702 
1703   case OO_PipePipe:
1704     BinaryOp = BO_LOr;
1705     return Stmt::BinaryOperatorClass;
1706 
1707   case OO_PlusPlus:
1708     UnaryOp = S->getNumArgs() == 1? UO_PreInc
1709                                   : UO_PostInc;
1710     return Stmt::UnaryOperatorClass;
1711 
1712   case OO_MinusMinus:
1713     UnaryOp = S->getNumArgs() == 1? UO_PreDec
1714                                   : UO_PostDec;
1715     return Stmt::UnaryOperatorClass;
1716 
1717   case OO_Comma:
1718     BinaryOp = BO_Comma;
1719     return Stmt::BinaryOperatorClass;
1720 
1721   case OO_ArrowStar:
1722     BinaryOp = BO_PtrMemI;
1723     return Stmt::BinaryOperatorClass;
1724 
1725   case OO_Subscript:
1726     return Stmt::ArraySubscriptExprClass;
1727 
1728   case OO_Call:
1729     return Stmt::CallExprClass;
1730 
1731   case OO_Coawait:
1732     UnaryOp = UO_Coawait;
1733     return Stmt::UnaryOperatorClass;
1734   }
1735 
1736   llvm_unreachable("Invalid overloaded operator expression");
1737 }
1738 
1739 #if defined(_MSC_VER) && !defined(__clang__)
1740 #if _MSC_VER == 1911
1741 // Work around https://developercommunity.visualstudio.com/content/problem/84002/clang-cl-when-built-with-vc-2017-crashes-cause-vc.html
1742 // MSVC 2017 update 3 miscompiles this function, and a clang built with it
1743 // will crash in stage 2 of a bootstrap build.
1744 #pragma optimize("", off)
1745 #endif
1746 #endif
1747 
1748 void StmtProfiler::VisitCXXOperatorCallExpr(const CXXOperatorCallExpr *S) {
1749   if (S->isTypeDependent()) {
1750     // Type-dependent operator calls are profiled like their underlying
1751     // syntactic operator.
1752     //
1753     // An operator call to operator-> is always implicit, so just skip it. The
1754     // enclosing MemberExpr will profile the actual member access.
1755     if (S->getOperator() == OO_Arrow)
1756       return Visit(S->getArg(0));
1757 
1758     UnaryOperatorKind UnaryOp = UO_Extension;
1759     BinaryOperatorKind BinaryOp = BO_Comma;
1760     Stmt::StmtClass SC = DecodeOperatorCall(S, UnaryOp, BinaryOp);
1761 
1762     ID.AddInteger(SC);
1763     for (unsigned I = 0, N = S->getNumArgs(); I != N; ++I)
1764       Visit(S->getArg(I));
1765     if (SC == Stmt::UnaryOperatorClass)
1766       ID.AddInteger(UnaryOp);
1767     else if (SC == Stmt::BinaryOperatorClass ||
1768              SC == Stmt::CompoundAssignOperatorClass)
1769       ID.AddInteger(BinaryOp);
1770     else
1771       assert(SC == Stmt::ArraySubscriptExprClass || SC == Stmt::CallExprClass);
1772 
1773     return;
1774   }
1775 
1776   VisitCallExpr(S);
1777   ID.AddInteger(S->getOperator());
1778 }
1779 
1780 void StmtProfiler::VisitCXXRewrittenBinaryOperator(
1781     const CXXRewrittenBinaryOperator *S) {
1782   // If a rewritten operator were ever to be type-dependent, we should profile
1783   // it following its syntactic operator.
1784   assert(!S->isTypeDependent() &&
1785          "resolved rewritten operator should never be type-dependent");
1786   ID.AddBoolean(S->isReversed());
1787   VisitExpr(S->getSemanticForm());
1788 }
1789 
1790 #if defined(_MSC_VER) && !defined(__clang__)
1791 #if _MSC_VER == 1911
1792 #pragma optimize("", on)
1793 #endif
1794 #endif
1795 
1796 void StmtProfiler::VisitCXXMemberCallExpr(const CXXMemberCallExpr *S) {
1797   VisitCallExpr(S);
1798 }
1799 
1800 void StmtProfiler::VisitCUDAKernelCallExpr(const CUDAKernelCallExpr *S) {
1801   VisitCallExpr(S);
1802 }
1803 
1804 void StmtProfiler::VisitAsTypeExpr(const AsTypeExpr *S) {
1805   VisitExpr(S);
1806 }
1807 
1808 void StmtProfiler::VisitCXXNamedCastExpr(const CXXNamedCastExpr *S) {
1809   VisitExplicitCastExpr(S);
1810 }
1811 
1812 void StmtProfiler::VisitCXXStaticCastExpr(const CXXStaticCastExpr *S) {
1813   VisitCXXNamedCastExpr(S);
1814 }
1815 
1816 void StmtProfiler::VisitCXXDynamicCastExpr(const CXXDynamicCastExpr *S) {
1817   VisitCXXNamedCastExpr(S);
1818 }
1819 
1820 void
1821 StmtProfiler::VisitCXXReinterpretCastExpr(const CXXReinterpretCastExpr *S) {
1822   VisitCXXNamedCastExpr(S);
1823 }
1824 
1825 void StmtProfiler::VisitCXXConstCastExpr(const CXXConstCastExpr *S) {
1826   VisitCXXNamedCastExpr(S);
1827 }
1828 
1829 void StmtProfiler::VisitBuiltinBitCastExpr(const BuiltinBitCastExpr *S) {
1830   VisitExpr(S);
1831   VisitType(S->getTypeInfoAsWritten()->getType());
1832 }
1833 
1834 void StmtProfiler::VisitCXXAddrspaceCastExpr(const CXXAddrspaceCastExpr *S) {
1835   VisitCXXNamedCastExpr(S);
1836 }
1837 
1838 void StmtProfiler::VisitUserDefinedLiteral(const UserDefinedLiteral *S) {
1839   VisitCallExpr(S);
1840 }
1841 
1842 void StmtProfiler::VisitCXXBoolLiteralExpr(const CXXBoolLiteralExpr *S) {
1843   VisitExpr(S);
1844   ID.AddBoolean(S->getValue());
1845 }
1846 
1847 void StmtProfiler::VisitCXXNullPtrLiteralExpr(const CXXNullPtrLiteralExpr *S) {
1848   VisitExpr(S);
1849 }
1850 
1851 void StmtProfiler::VisitCXXStdInitializerListExpr(
1852     const CXXStdInitializerListExpr *S) {
1853   VisitExpr(S);
1854 }
1855 
1856 void StmtProfiler::VisitCXXTypeidExpr(const CXXTypeidExpr *S) {
1857   VisitExpr(S);
1858   if (S->isTypeOperand())
1859     VisitType(S->getTypeOperandSourceInfo()->getType());
1860 }
1861 
1862 void StmtProfiler::VisitCXXUuidofExpr(const CXXUuidofExpr *S) {
1863   VisitExpr(S);
1864   if (S->isTypeOperand())
1865     VisitType(S->getTypeOperandSourceInfo()->getType());
1866 }
1867 
1868 void StmtProfiler::VisitMSPropertyRefExpr(const MSPropertyRefExpr *S) {
1869   VisitExpr(S);
1870   VisitDecl(S->getPropertyDecl());
1871 }
1872 
1873 void StmtProfiler::VisitMSPropertySubscriptExpr(
1874     const MSPropertySubscriptExpr *S) {
1875   VisitExpr(S);
1876 }
1877 
1878 void StmtProfiler::VisitCXXThisExpr(const CXXThisExpr *S) {
1879   VisitExpr(S);
1880   ID.AddBoolean(S->isImplicit());
1881 }
1882 
1883 void StmtProfiler::VisitCXXThrowExpr(const CXXThrowExpr *S) {
1884   VisitExpr(S);
1885 }
1886 
1887 void StmtProfiler::VisitCXXDefaultArgExpr(const CXXDefaultArgExpr *S) {
1888   VisitExpr(S);
1889   VisitDecl(S->getParam());
1890 }
1891 
1892 void StmtProfiler::VisitCXXDefaultInitExpr(const CXXDefaultInitExpr *S) {
1893   VisitExpr(S);
1894   VisitDecl(S->getField());
1895 }
1896 
1897 void StmtProfiler::VisitCXXBindTemporaryExpr(const CXXBindTemporaryExpr *S) {
1898   VisitExpr(S);
1899   VisitDecl(
1900          const_cast<CXXDestructorDecl *>(S->getTemporary()->getDestructor()));
1901 }
1902 
1903 void StmtProfiler::VisitCXXConstructExpr(const CXXConstructExpr *S) {
1904   VisitExpr(S);
1905   VisitDecl(S->getConstructor());
1906   ID.AddBoolean(S->isElidable());
1907 }
1908 
1909 void StmtProfiler::VisitCXXInheritedCtorInitExpr(
1910     const CXXInheritedCtorInitExpr *S) {
1911   VisitExpr(S);
1912   VisitDecl(S->getConstructor());
1913 }
1914 
1915 void StmtProfiler::VisitCXXFunctionalCastExpr(const CXXFunctionalCastExpr *S) {
1916   VisitExplicitCastExpr(S);
1917 }
1918 
1919 void
1920 StmtProfiler::VisitCXXTemporaryObjectExpr(const CXXTemporaryObjectExpr *S) {
1921   VisitCXXConstructExpr(S);
1922 }
1923 
1924 void
1925 StmtProfiler::VisitLambdaExpr(const LambdaExpr *S) {
1926   VisitExpr(S);
1927   for (LambdaExpr::capture_iterator C = S->explicit_capture_begin(),
1928                                  CEnd = S->explicit_capture_end();
1929        C != CEnd; ++C) {
1930     if (C->capturesVLAType())
1931       continue;
1932 
1933     ID.AddInteger(C->getCaptureKind());
1934     switch (C->getCaptureKind()) {
1935     case LCK_StarThis:
1936     case LCK_This:
1937       break;
1938     case LCK_ByRef:
1939     case LCK_ByCopy:
1940       VisitDecl(C->getCapturedVar());
1941       ID.AddBoolean(C->isPackExpansion());
1942       break;
1943     case LCK_VLAType:
1944       llvm_unreachable("VLA type in explicit captures.");
1945     }
1946   }
1947   // Note: If we actually needed to be able to match lambda
1948   // expressions, we would have to consider parameters and return type
1949   // here, among other things.
1950   VisitStmt(S->getBody());
1951 }
1952 
1953 void
1954 StmtProfiler::VisitCXXScalarValueInitExpr(const CXXScalarValueInitExpr *S) {
1955   VisitExpr(S);
1956 }
1957 
1958 void StmtProfiler::VisitCXXDeleteExpr(const CXXDeleteExpr *S) {
1959   VisitExpr(S);
1960   ID.AddBoolean(S->isGlobalDelete());
1961   ID.AddBoolean(S->isArrayForm());
1962   VisitDecl(S->getOperatorDelete());
1963 }
1964 
1965 void StmtProfiler::VisitCXXNewExpr(const CXXNewExpr *S) {
1966   VisitExpr(S);
1967   VisitType(S->getAllocatedType());
1968   VisitDecl(S->getOperatorNew());
1969   VisitDecl(S->getOperatorDelete());
1970   ID.AddBoolean(S->isArray());
1971   ID.AddInteger(S->getNumPlacementArgs());
1972   ID.AddBoolean(S->isGlobalNew());
1973   ID.AddBoolean(S->isParenTypeId());
1974   ID.AddInteger(S->getInitializationStyle());
1975 }
1976 
1977 void
1978 StmtProfiler::VisitCXXPseudoDestructorExpr(const CXXPseudoDestructorExpr *S) {
1979   VisitExpr(S);
1980   ID.AddBoolean(S->isArrow());
1981   VisitNestedNameSpecifier(S->getQualifier());
1982   ID.AddBoolean(S->getScopeTypeInfo() != nullptr);
1983   if (S->getScopeTypeInfo())
1984     VisitType(S->getScopeTypeInfo()->getType());
1985   ID.AddBoolean(S->getDestroyedTypeInfo() != nullptr);
1986   if (S->getDestroyedTypeInfo())
1987     VisitType(S->getDestroyedType());
1988   else
1989     VisitIdentifierInfo(S->getDestroyedTypeIdentifier());
1990 }
1991 
1992 void StmtProfiler::VisitOverloadExpr(const OverloadExpr *S) {
1993   VisitExpr(S);
1994   VisitNestedNameSpecifier(S->getQualifier());
1995   VisitName(S->getName(), /*TreatAsDecl*/ true);
1996   ID.AddBoolean(S->hasExplicitTemplateArgs());
1997   if (S->hasExplicitTemplateArgs())
1998     VisitTemplateArguments(S->getTemplateArgs(), S->getNumTemplateArgs());
1999 }
2000 
2001 void
2002 StmtProfiler::VisitUnresolvedLookupExpr(const UnresolvedLookupExpr *S) {
2003   VisitOverloadExpr(S);
2004 }
2005 
2006 void StmtProfiler::VisitTypeTraitExpr(const TypeTraitExpr *S) {
2007   VisitExpr(S);
2008   ID.AddInteger(S->getTrait());
2009   ID.AddInteger(S->getNumArgs());
2010   for (unsigned I = 0, N = S->getNumArgs(); I != N; ++I)
2011     VisitType(S->getArg(I)->getType());
2012 }
2013 
2014 void StmtProfiler::VisitArrayTypeTraitExpr(const ArrayTypeTraitExpr *S) {
2015   VisitExpr(S);
2016   ID.AddInteger(S->getTrait());
2017   VisitType(S->getQueriedType());
2018 }
2019 
2020 void StmtProfiler::VisitExpressionTraitExpr(const ExpressionTraitExpr *S) {
2021   VisitExpr(S);
2022   ID.AddInteger(S->getTrait());
2023   VisitExpr(S->getQueriedExpression());
2024 }
2025 
2026 void StmtProfiler::VisitDependentScopeDeclRefExpr(
2027     const DependentScopeDeclRefExpr *S) {
2028   VisitExpr(S);
2029   VisitName(S->getDeclName());
2030   VisitNestedNameSpecifier(S->getQualifier());
2031   ID.AddBoolean(S->hasExplicitTemplateArgs());
2032   if (S->hasExplicitTemplateArgs())
2033     VisitTemplateArguments(S->getTemplateArgs(), S->getNumTemplateArgs());
2034 }
2035 
2036 void StmtProfiler::VisitExprWithCleanups(const ExprWithCleanups *S) {
2037   VisitExpr(S);
2038 }
2039 
2040 void StmtProfiler::VisitCXXUnresolvedConstructExpr(
2041     const CXXUnresolvedConstructExpr *S) {
2042   VisitExpr(S);
2043   VisitType(S->getTypeAsWritten());
2044   ID.AddInteger(S->isListInitialization());
2045 }
2046 
2047 void StmtProfiler::VisitCXXDependentScopeMemberExpr(
2048     const CXXDependentScopeMemberExpr *S) {
2049   ID.AddBoolean(S->isImplicitAccess());
2050   if (!S->isImplicitAccess()) {
2051     VisitExpr(S);
2052     ID.AddBoolean(S->isArrow());
2053   }
2054   VisitNestedNameSpecifier(S->getQualifier());
2055   VisitName(S->getMember());
2056   ID.AddBoolean(S->hasExplicitTemplateArgs());
2057   if (S->hasExplicitTemplateArgs())
2058     VisitTemplateArguments(S->getTemplateArgs(), S->getNumTemplateArgs());
2059 }
2060 
2061 void StmtProfiler::VisitUnresolvedMemberExpr(const UnresolvedMemberExpr *S) {
2062   ID.AddBoolean(S->isImplicitAccess());
2063   if (!S->isImplicitAccess()) {
2064     VisitExpr(S);
2065     ID.AddBoolean(S->isArrow());
2066   }
2067   VisitNestedNameSpecifier(S->getQualifier());
2068   VisitName(S->getMemberName());
2069   ID.AddBoolean(S->hasExplicitTemplateArgs());
2070   if (S->hasExplicitTemplateArgs())
2071     VisitTemplateArguments(S->getTemplateArgs(), S->getNumTemplateArgs());
2072 }
2073 
2074 void StmtProfiler::VisitCXXNoexceptExpr(const CXXNoexceptExpr *S) {
2075   VisitExpr(S);
2076 }
2077 
2078 void StmtProfiler::VisitPackExpansionExpr(const PackExpansionExpr *S) {
2079   VisitExpr(S);
2080 }
2081 
2082 void StmtProfiler::VisitSizeOfPackExpr(const SizeOfPackExpr *S) {
2083   VisitExpr(S);
2084   VisitDecl(S->getPack());
2085   if (S->isPartiallySubstituted()) {
2086     auto Args = S->getPartialArguments();
2087     ID.AddInteger(Args.size());
2088     for (const auto &TA : Args)
2089       VisitTemplateArgument(TA);
2090   } else {
2091     ID.AddInteger(0);
2092   }
2093 }
2094 
2095 void StmtProfiler::VisitSubstNonTypeTemplateParmPackExpr(
2096     const SubstNonTypeTemplateParmPackExpr *S) {
2097   VisitExpr(S);
2098   VisitDecl(S->getParameterPack());
2099   VisitTemplateArgument(S->getArgumentPack());
2100 }
2101 
2102 void StmtProfiler::VisitSubstNonTypeTemplateParmExpr(
2103     const SubstNonTypeTemplateParmExpr *E) {
2104   // Profile exactly as the replacement expression.
2105   Visit(E->getReplacement());
2106 }
2107 
2108 void StmtProfiler::VisitFunctionParmPackExpr(const FunctionParmPackExpr *S) {
2109   VisitExpr(S);
2110   VisitDecl(S->getParameterPack());
2111   ID.AddInteger(S->getNumExpansions());
2112   for (FunctionParmPackExpr::iterator I = S->begin(), E = S->end(); I != E; ++I)
2113     VisitDecl(*I);
2114 }
2115 
2116 void StmtProfiler::VisitMaterializeTemporaryExpr(
2117                                            const MaterializeTemporaryExpr *S) {
2118   VisitExpr(S);
2119 }
2120 
2121 void StmtProfiler::VisitCXXFoldExpr(const CXXFoldExpr *S) {
2122   VisitExpr(S);
2123   ID.AddInteger(S->getOperator());
2124 }
2125 
2126 void StmtProfiler::VisitCoroutineBodyStmt(const CoroutineBodyStmt *S) {
2127   VisitStmt(S);
2128 }
2129 
2130 void StmtProfiler::VisitCoreturnStmt(const CoreturnStmt *S) {
2131   VisitStmt(S);
2132 }
2133 
2134 void StmtProfiler::VisitCoawaitExpr(const CoawaitExpr *S) {
2135   VisitExpr(S);
2136 }
2137 
2138 void StmtProfiler::VisitDependentCoawaitExpr(const DependentCoawaitExpr *S) {
2139   VisitExpr(S);
2140 }
2141 
2142 void StmtProfiler::VisitCoyieldExpr(const CoyieldExpr *S) {
2143   VisitExpr(S);
2144 }
2145 
2146 void StmtProfiler::VisitOpaqueValueExpr(const OpaqueValueExpr *E) {
2147   VisitExpr(E);
2148 }
2149 
2150 void StmtProfiler::VisitTypoExpr(const TypoExpr *E) {
2151   VisitExpr(E);
2152 }
2153 
2154 void StmtProfiler::VisitSourceLocExpr(const SourceLocExpr *E) {
2155   VisitExpr(E);
2156 }
2157 
2158 void StmtProfiler::VisitRecoveryExpr(const RecoveryExpr *E) { VisitExpr(E); }
2159 
2160 void StmtProfiler::VisitObjCStringLiteral(const ObjCStringLiteral *S) {
2161   VisitExpr(S);
2162 }
2163 
2164 void StmtProfiler::VisitObjCBoxedExpr(const ObjCBoxedExpr *E) {
2165   VisitExpr(E);
2166 }
2167 
2168 void StmtProfiler::VisitObjCArrayLiteral(const ObjCArrayLiteral *E) {
2169   VisitExpr(E);
2170 }
2171 
2172 void StmtProfiler::VisitObjCDictionaryLiteral(const ObjCDictionaryLiteral *E) {
2173   VisitExpr(E);
2174 }
2175 
2176 void StmtProfiler::VisitObjCEncodeExpr(const ObjCEncodeExpr *S) {
2177   VisitExpr(S);
2178   VisitType(S->getEncodedType());
2179 }
2180 
2181 void StmtProfiler::VisitObjCSelectorExpr(const ObjCSelectorExpr *S) {
2182   VisitExpr(S);
2183   VisitName(S->getSelector());
2184 }
2185 
2186 void StmtProfiler::VisitObjCProtocolExpr(const ObjCProtocolExpr *S) {
2187   VisitExpr(S);
2188   VisitDecl(S->getProtocol());
2189 }
2190 
2191 void StmtProfiler::VisitObjCIvarRefExpr(const ObjCIvarRefExpr *S) {
2192   VisitExpr(S);
2193   VisitDecl(S->getDecl());
2194   ID.AddBoolean(S->isArrow());
2195   ID.AddBoolean(S->isFreeIvar());
2196 }
2197 
2198 void StmtProfiler::VisitObjCPropertyRefExpr(const ObjCPropertyRefExpr *S) {
2199   VisitExpr(S);
2200   if (S->isImplicitProperty()) {
2201     VisitDecl(S->getImplicitPropertyGetter());
2202     VisitDecl(S->getImplicitPropertySetter());
2203   } else {
2204     VisitDecl(S->getExplicitProperty());
2205   }
2206   if (S->isSuperReceiver()) {
2207     ID.AddBoolean(S->isSuperReceiver());
2208     VisitType(S->getSuperReceiverType());
2209   }
2210 }
2211 
2212 void StmtProfiler::VisitObjCSubscriptRefExpr(const ObjCSubscriptRefExpr *S) {
2213   VisitExpr(S);
2214   VisitDecl(S->getAtIndexMethodDecl());
2215   VisitDecl(S->setAtIndexMethodDecl());
2216 }
2217 
2218 void StmtProfiler::VisitObjCMessageExpr(const ObjCMessageExpr *S) {
2219   VisitExpr(S);
2220   VisitName(S->getSelector());
2221   VisitDecl(S->getMethodDecl());
2222 }
2223 
2224 void StmtProfiler::VisitObjCIsaExpr(const ObjCIsaExpr *S) {
2225   VisitExpr(S);
2226   ID.AddBoolean(S->isArrow());
2227 }
2228 
2229 void StmtProfiler::VisitObjCBoolLiteralExpr(const ObjCBoolLiteralExpr *S) {
2230   VisitExpr(S);
2231   ID.AddBoolean(S->getValue());
2232 }
2233 
2234 void StmtProfiler::VisitObjCIndirectCopyRestoreExpr(
2235     const ObjCIndirectCopyRestoreExpr *S) {
2236   VisitExpr(S);
2237   ID.AddBoolean(S->shouldCopy());
2238 }
2239 
2240 void StmtProfiler::VisitObjCBridgedCastExpr(const ObjCBridgedCastExpr *S) {
2241   VisitExplicitCastExpr(S);
2242   ID.AddBoolean(S->getBridgeKind());
2243 }
2244 
2245 void StmtProfiler::VisitObjCAvailabilityCheckExpr(
2246     const ObjCAvailabilityCheckExpr *S) {
2247   VisitExpr(S);
2248 }
2249 
2250 void StmtProfiler::VisitTemplateArguments(const TemplateArgumentLoc *Args,
2251                                           unsigned NumArgs) {
2252   ID.AddInteger(NumArgs);
2253   for (unsigned I = 0; I != NumArgs; ++I)
2254     VisitTemplateArgument(Args[I].getArgument());
2255 }
2256 
2257 void StmtProfiler::VisitTemplateArgument(const TemplateArgument &Arg) {
2258   // Mostly repetitive with TemplateArgument::Profile!
2259   ID.AddInteger(Arg.getKind());
2260   switch (Arg.getKind()) {
2261   case TemplateArgument::Null:
2262     break;
2263 
2264   case TemplateArgument::Type:
2265     VisitType(Arg.getAsType());
2266     break;
2267 
2268   case TemplateArgument::Template:
2269   case TemplateArgument::TemplateExpansion:
2270     VisitTemplateName(Arg.getAsTemplateOrTemplatePattern());
2271     break;
2272 
2273   case TemplateArgument::Declaration:
2274     VisitType(Arg.getParamTypeForDecl());
2275     // FIXME: Do we need to recursively decompose template parameter objects?
2276     VisitDecl(Arg.getAsDecl());
2277     break;
2278 
2279   case TemplateArgument::NullPtr:
2280     VisitType(Arg.getNullPtrType());
2281     break;
2282 
2283   case TemplateArgument::Integral:
2284     VisitType(Arg.getIntegralType());
2285     Arg.getAsIntegral().Profile(ID);
2286     break;
2287 
2288   case TemplateArgument::Expression:
2289     Visit(Arg.getAsExpr());
2290     break;
2291 
2292   case TemplateArgument::Pack:
2293     for (const auto &P : Arg.pack_elements())
2294       VisitTemplateArgument(P);
2295     break;
2296   }
2297 }
2298 
2299 void Stmt::Profile(llvm::FoldingSetNodeID &ID, const ASTContext &Context,
2300                    bool Canonical) const {
2301   StmtProfilerWithPointers Profiler(ID, Context, Canonical);
2302   Profiler.Visit(this);
2303 }
2304 
2305 void Stmt::ProcessODRHash(llvm::FoldingSetNodeID &ID,
2306                           class ODRHash &Hash) const {
2307   StmtProfilerWithoutPointers Profiler(ID, Hash);
2308   Profiler.Visit(this);
2309 }
2310