clang/lib/AST/StmtProfile.cpp

   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     void VisitStmtNoChildren(const Stmt *S) {
  42       HandleStmtClass(S->getStmtClass());
  43     }
  44
  45     virtual void HandleStmtClass(Stmt::StmtClass SC) = 0;
  46
  47 #define STMT(Node, Base) void Visit##Node(const Node *S);
  48 #include "clang/AST/StmtNodes.inc"
  49
  50     /// Visit a declaration that is referenced within an expression
  51     /// or statement.
  52     virtual void VisitDecl(const Decl *D) = 0;
  53
  54     /// Visit a type that is referenced within an expression or
  55     /// statement.
  56     virtual void VisitType(QualType T) = 0;
  57
  58     /// Visit a name that occurs within an expression or statement.
  59     virtual void VisitName(DeclarationName Name, bool TreatAsDecl = false) = 0;
  60
  61     /// Visit identifiers that are not in Decl's or Type's.
  62     virtual void VisitIdentifierInfo(IdentifierInfo *II) = 0;
  63
  64     /// Visit a nested-name-specifier that occurs within an expression
  65     /// or statement.
  66     virtual void VisitNestedNameSpecifier(NestedNameSpecifier *NNS) = 0;
  67
  68     /// Visit a template name that occurs within an expression or
  69     /// statement.
  70     virtual void VisitTemplateName(TemplateName Name) = 0;
  71
  72     /// Visit template arguments that occur within an expression or
  73     /// statement.
  74     void VisitTemplateArguments(const TemplateArgumentLoc *Args,
  75                                 unsigned NumArgs);
  76
  77     /// Visit a single template argument.
  78     void VisitTemplateArgument(const TemplateArgument &Arg);
  79   };
  80
  81   class StmtProfilerWithPointers : public StmtProfiler {
  82     const ASTContext &Context;
  83
  84   public:
  85     StmtProfilerWithPointers(llvm::FoldingSetNodeID &ID,
  86                              const ASTContext &Context, bool Canonical)
  87         : StmtProfiler(ID, Canonical), Context(Context) {}
  88   private:
  89     void HandleStmtClass(Stmt::StmtClass SC) override {
  90       ID.AddInteger(SC);
  91     }
  92
  93     void VisitDecl(const Decl *D) override {
  94       ID.AddInteger(D ? D->getKind() : 0);
  95
  96       if (Canonical && D) {
  97         if (const NonTypeTemplateParmDecl *NTTP =
  98                 dyn_cast<NonTypeTemplateParmDecl>(D)) {
  99           ID.AddInteger(NTTP->getDepth());
 100           ID.AddInteger(NTTP->getIndex());
 101           ID.AddBoolean(NTTP->isParameterPack());
 102           VisitType(NTTP->getType());
 103           return;
 104         }
 105
 106         if (const ParmVarDecl *Parm = dyn_cast<ParmVarDecl>(D)) {
 107           // The Itanium C++ ABI uses the type, scope depth, and scope
 108           // index of a parameter when mangling expressions that involve
 109           // function parameters, so we will use the parameter's type for
 110           // establishing function parameter identity. That way, our
 111           // definition of "equivalent" (per C++ [temp.over.link]) is at
 112           // least as strong as the definition of "equivalent" used for
 113           // name mangling.
 114           VisitType(Parm->getType());
 115           ID.AddInteger(Parm->getFunctionScopeDepth());
 116           ID.AddInteger(Parm->getFunctionScopeIndex());
 117           return;
 118         }
 119
 120         if (const TemplateTypeParmDecl *TTP =
 121                 dyn_cast<TemplateTypeParmDecl>(D)) {
 122           ID.AddInteger(TTP->getDepth());
 123           ID.AddInteger(TTP->getIndex());
 124           ID.AddBoolean(TTP->isParameterPack());
 125           return;
 126         }
 127
 128         if (const TemplateTemplateParmDecl *TTP =
 129                 dyn_cast<TemplateTemplateParmDecl>(D)) {
 130           ID.AddInteger(TTP->getDepth());
 131           ID.AddInteger(TTP->getIndex());
 132           ID.AddBoolean(TTP->isParameterPack());
 133           return;
 134         }
 135       }
 136
 137       ID.AddPointer(D ? D->getCanonicalDecl() : nullptr);
 138     }
 139
 140     void VisitType(QualType T) override {
 141       if (Canonical && !T.isNull())
 142         T = Context.getCanonicalType(T);
 143
 144       ID.AddPointer(T.getAsOpaquePtr());
 145     }
 146
 147     void VisitName(DeclarationName Name, bool /*TreatAsDecl*/) override {
 148       ID.AddPointer(Name.getAsOpaquePtr());
 149     }
 150
 151     void VisitIdentifierInfo(IdentifierInfo *II) override {
 152       ID.AddPointer(II);
 153     }
 154
 155     void VisitNestedNameSpecifier(NestedNameSpecifier *NNS) override {
 156       if (Canonical)
 157         NNS = Context.getCanonicalNestedNameSpecifier(NNS);
 158       ID.AddPointer(NNS);
 159     }
 160
 161     void VisitTemplateName(TemplateName Name) override {
 162       if (Canonical)
 163         Name = Context.getCanonicalTemplateName(Name);
 164
 165       Name.Profile(ID);
 166     }
 167   };
 168
 169   class StmtProfilerWithoutPointers : public StmtProfiler {
 170     ODRHash &Hash;
 171   public:
 172     StmtProfilerWithoutPointers(llvm::FoldingSetNodeID &ID, ODRHash &Hash)
 173         : StmtProfiler(ID, false), Hash(Hash) {}
 174
 175   private:
 176     void HandleStmtClass(Stmt::StmtClass SC) override {
 177       if (SC == Stmt::UnresolvedLookupExprClass) {
 178         // Pretend that the name looked up is a Decl due to how templates
 179         // handle some Decl lookups.
 180         ID.AddInteger(Stmt::DeclRefExprClass);
 181       } else {
 182         ID.AddInteger(SC);
 183       }
 184     }
 185
 186     void VisitType(QualType T) override {
 187       Hash.AddQualType(T);
 188     }
 189
 190     void VisitName(DeclarationName Name, bool TreatAsDecl) override {
 191       if (TreatAsDecl) {
 192         // A Decl can be null, so each Decl is preceded by a boolean to
 193         // store its nullness.  Add a boolean here to match.
 194         ID.AddBoolean(true);
 195       }
 196       Hash.AddDeclarationName(Name, TreatAsDecl);
 197     }
 198     void VisitIdentifierInfo(IdentifierInfo *II) override {
 199       ID.AddBoolean(II);
 200       if (II) {
 201         Hash.AddIdentifierInfo(II);
 202       }
 203     }
 204     void VisitDecl(const Decl *D) override {
 205       ID.AddBoolean(D);
 206       if (D) {
 207         Hash.AddDecl(D);
 208       }
 209     }
 210     void VisitTemplateName(TemplateName Name) override {
 211       Hash.AddTemplateName(Name);
 212     }
 213     void VisitNestedNameSpecifier(NestedNameSpecifier *NNS) override {
 214       ID.AddBoolean(NNS);
 215       if (NNS) {
 216         Hash.AddNestedNameSpecifier(NNS);
 217       }
 218     }
 219   };
 220 }
 221
 222 void StmtProfiler::VisitStmt(const Stmt *S) {
 223   assert(S && "Requires non-null Stmt pointer");
 224
 225   VisitStmtNoChildren(S);
 226
 227   for (const Stmt *SubStmt : S->children()) {
 228     if (SubStmt)
 229       Visit(SubStmt);
 230     else
 231       ID.AddInteger(0);
 232   }
 233 }
 234
 235 void StmtProfiler::VisitDeclStmt(const DeclStmt *S) {
 236   VisitStmt(S);
 237   for (const auto *D : S->decls())
 238     VisitDecl(D);
 239 }
 240
 241 void StmtProfiler::VisitNullStmt(const NullStmt *S) {
 242   VisitStmt(S);
 243 }
 244
 245 void StmtProfiler::VisitCompoundStmt(const CompoundStmt *S) {
 246   VisitStmt(S);
 247 }
 248
 249 void StmtProfiler::VisitCaseStmt(const CaseStmt *S) {
 250   VisitStmt(S);
 251 }
 252
 253 void StmtProfiler::VisitDefaultStmt(const DefaultStmt *S) {
 254   VisitStmt(S);
 255 }
 256
 257 void StmtProfiler::VisitLabelStmt(const LabelStmt *S) {
 258   VisitStmt(S);
 259   VisitDecl(S->getDecl());
 260 }
 261
 262 void StmtProfiler::VisitAttributedStmt(const AttributedStmt *S) {
 263   VisitStmt(S);
 264   // TODO: maybe visit attributes?
 265 }
 266
 267 void StmtProfiler::VisitIfStmt(const IfStmt *S) {
 268   VisitStmt(S);
 269   VisitDecl(S->getConditionVariable());
 270 }
 271
 272 void StmtProfiler::VisitSwitchStmt(const SwitchStmt *S) {
 273   VisitStmt(S);
 274   VisitDecl(S->getConditionVariable());
 275 }
 276
 277 void StmtProfiler::VisitWhileStmt(const WhileStmt *S) {
 278   VisitStmt(S);
 279   VisitDecl(S->getConditionVariable());
 280 }
 281
 282 void StmtProfiler::VisitDoStmt(const DoStmt *S) {
 283   VisitStmt(S);
 284 }
 285
 286 void StmtProfiler::VisitForStmt(const ForStmt *S) {
 287   VisitStmt(S);
 288 }
 289
 290 void StmtProfiler::VisitGotoStmt(const GotoStmt *S) {
 291   VisitStmt(S);
 292   VisitDecl(S->getLabel());
 293 }
 294
 295 void StmtProfiler::VisitIndirectGotoStmt(const IndirectGotoStmt *S) {
 296   VisitStmt(S);
 297 }
 298
 299 void StmtProfiler::VisitContinueStmt(const ContinueStmt *S) {
 300   VisitStmt(S);
 301 }
 302
 303 void StmtProfiler::VisitBreakStmt(const BreakStmt *S) {
 304   VisitStmt(S);
 305 }
 306
 307 void StmtProfiler::VisitReturnStmt(const ReturnStmt *S) {
 308   VisitStmt(S);
 309 }
 310
 311 void StmtProfiler::VisitGCCAsmStmt(const GCCAsmStmt *S) {
 312   VisitStmt(S);
 313   ID.AddBoolean(S->isVolatile());
 314   ID.AddBoolean(S->isSimple());
 315   VisitStringLiteral(S->getAsmString());
 316   ID.AddInteger(S->getNumOutputs());
 317   for (unsigned I = 0, N = S->getNumOutputs(); I != N; ++I) {
 318     ID.AddString(S->getOutputName(I));
 319     VisitStringLiteral(S->getOutputConstraintLiteral(I));
 320   }
 321   ID.AddInteger(S->getNumInputs());
 322   for (unsigned I = 0, N = S->getNumInputs(); I != N; ++I) {
 323     ID.AddString(S->getInputName(I));
 324     VisitStringLiteral(S->getInputConstraintLiteral(I));
 325   }
 326   ID.AddInteger(S->getNumClobbers());
 327   for (unsigned I = 0, N = S->getNumClobbers(); I != N; ++I)
 328     VisitStringLiteral(S->getClobberStringLiteral(I));
 329   ID.AddInteger(S->getNumLabels());
 330   for (auto *L : S->labels())
 331     VisitDecl(L->getLabel());
 332 }
 333
 334 void StmtProfiler::VisitMSAsmStmt(const MSAsmStmt *S) {
 335   // FIXME: Implement MS style inline asm statement profiler.
 336   VisitStmt(S);
 337 }
 338
 339 void StmtProfiler::VisitCXXCatchStmt(const CXXCatchStmt *S) {
 340   VisitStmt(S);
 341   VisitType(S->getCaughtType());
 342 }
 343
 344 void StmtProfiler::VisitCXXTryStmt(const CXXTryStmt *S) {
 345   VisitStmt(S);
 346 }
 347
 348 void StmtProfiler::VisitCXXForRangeStmt(const CXXForRangeStmt *S) {
 349   VisitStmt(S);
 350 }
 351
 352 void StmtProfiler::VisitMSDependentExistsStmt(const MSDependentExistsStmt *S) {
 353   VisitStmt(S);
 354   ID.AddBoolean(S->isIfExists());
 355   VisitNestedNameSpecifier(S->getQualifierLoc().getNestedNameSpecifier());
 356   VisitName(S->getNameInfo().getName());
 357 }
 358
 359 void StmtProfiler::VisitSEHTryStmt(const SEHTryStmt *S) {
 360   VisitStmt(S);
 361 }
 362
 363 void StmtProfiler::VisitSEHFinallyStmt(const SEHFinallyStmt *S) {
 364   VisitStmt(S);
 365 }
 366
 367 void StmtProfiler::VisitSEHExceptStmt(const SEHExceptStmt *S) {
 368   VisitStmt(S);
 369 }
 370
 371 void StmtProfiler::VisitSEHLeaveStmt(const SEHLeaveStmt *S) {
 372   VisitStmt(S);
 373 }
 374
 375 void StmtProfiler::VisitCapturedStmt(const CapturedStmt *S) {
 376   VisitStmt(S);
 377 }
 378
 379 void StmtProfiler::VisitObjCForCollectionStmt(const ObjCForCollectionStmt *S) {
 380   VisitStmt(S);
 381 }
 382
 383 void StmtProfiler::VisitObjCAtCatchStmt(const ObjCAtCatchStmt *S) {
 384   VisitStmt(S);
 385   ID.AddBoolean(S->hasEllipsis());
 386   if (S->getCatchParamDecl())
 387     VisitType(S->getCatchParamDecl()->getType());
 388 }
 389
 390 void StmtProfiler::VisitObjCAtFinallyStmt(const ObjCAtFinallyStmt *S) {
 391   VisitStmt(S);
 392 }
 393
 394 void StmtProfiler::VisitObjCAtTryStmt(const ObjCAtTryStmt *S) {
 395   VisitStmt(S);
 396 }
 397
 398 void
 399 StmtProfiler::VisitObjCAtSynchronizedStmt(const ObjCAtSynchronizedStmt *S) {
 400   VisitStmt(S);
 401 }
 402
 403 void StmtProfiler::VisitObjCAtThrowStmt(const ObjCAtThrowStmt *S) {
 404   VisitStmt(S);
 405 }
 406
 407 void
 408 StmtProfiler::VisitObjCAutoreleasePoolStmt(const ObjCAutoreleasePoolStmt *S) {
 409   VisitStmt(S);
 410 }
 411
 412 namespace {
 413 class OMPClauseProfiler : public ConstOMPClauseVisitor<OMPClauseProfiler> {
 414   StmtProfiler *Profiler;
 415   /// Process clauses with list of variables.
 416   template <typename T>
 417   void VisitOMPClauseList(T *Node);
 418
 419 public:
 420   OMPClauseProfiler(StmtProfiler *P) : Profiler(P) { }
 421 #define GEN_CLANG_CLAUSE_CLASS
 422 #define CLAUSE_CLASS(Enum, Str, Class) void Visit##Class(const Class *C);
 423 #include "llvm/Frontend/OpenMP/OMP.inc"
 424   void VistOMPClauseWithPreInit(const OMPClauseWithPreInit *C);
 425   void VistOMPClauseWithPostUpdate(const OMPClauseWithPostUpdate *C);
 426 };
 427
 428 void OMPClauseProfiler::VistOMPClauseWithPreInit(
 429     const OMPClauseWithPreInit *C) {
 430   if (auto *S = C->getPreInitStmt())
 431     Profiler->VisitStmt(S);
 432 }
 433
 434 void OMPClauseProfiler::VistOMPClauseWithPostUpdate(
 435     const OMPClauseWithPostUpdate *C) {
 436   VistOMPClauseWithPreInit(C);
 437   if (auto *E = C->getPostUpdateExpr())
 438     Profiler->VisitStmt(E);
 439 }
 440
 441 void OMPClauseProfiler::VisitOMPIfClause(const OMPIfClause *C) {
 442   VistOMPClauseWithPreInit(C);
 443   if (C->getCondition())
 444     Profiler->VisitStmt(C->getCondition());
 445 }
 446
 447 void OMPClauseProfiler::VisitOMPFinalClause(const OMPFinalClause *C) {
 448   VistOMPClauseWithPreInit(C);
 449   if (C->getCondition())
 450     Profiler->VisitStmt(C->getCondition());
 451 }
 452
 453 void OMPClauseProfiler::VisitOMPNumThreadsClause(const OMPNumThreadsClause *C) {
 454   VistOMPClauseWithPreInit(C);
 455   if (C->getNumThreads())
 456     Profiler->VisitStmt(C->getNumThreads());
 457 }
 458
 459 void OMPClauseProfiler::VisitOMPAlignClause(const OMPAlignClause *C) {
 460   if (C->getAlignment())
 461     Profiler->VisitStmt(C->getAlignment());
 462 }
 463
 464 void OMPClauseProfiler::VisitOMPSafelenClause(const OMPSafelenClause *C) {
 465   if (C->getSafelen())
 466     Profiler->VisitStmt(C->getSafelen());
 467 }
 468
 469 void OMPClauseProfiler::VisitOMPSimdlenClause(const OMPSimdlenClause *C) {
 470   if (C->getSimdlen())
 471     Profiler->VisitStmt(C->getSimdlen());
 472 }
 473
 474 void OMPClauseProfiler::VisitOMPSizesClause(const OMPSizesClause *C) {
 475   for (auto *E : C->getSizesRefs())
 476     if (E)
 477       Profiler->VisitExpr(E);
 478 }
 479
 480 void OMPClauseProfiler::VisitOMPFullClause(const OMPFullClause *C) {}
 481
 482 void OMPClauseProfiler::VisitOMPPartialClause(const OMPPartialClause *C) {
 483   if (const Expr *Factor = C->getFactor())
 484     Profiler->VisitExpr(Factor);
 485 }
 486
 487 void OMPClauseProfiler::VisitOMPAllocatorClause(const OMPAllocatorClause *C) {
 488   if (C->getAllocator())
 489     Profiler->VisitStmt(C->getAllocator());
 490 }
 491
 492 void OMPClauseProfiler::VisitOMPCollapseClause(const OMPCollapseClause *C) {
 493   if (C->getNumForLoops())
 494     Profiler->VisitStmt(C->getNumForLoops());
 495 }
 496
 497 void OMPClauseProfiler::VisitOMPDetachClause(const OMPDetachClause *C) {
 498   if (Expr *Evt = C->getEventHandler())
 499     Profiler->VisitStmt(Evt);
 500 }
 501
 502 void OMPClauseProfiler::VisitOMPNovariantsClause(const OMPNovariantsClause *C) {
 503   VistOMPClauseWithPreInit(C);
 504   if (C->getCondition())
 505     Profiler->VisitStmt(C->getCondition());
 506 }
 507
 508 void OMPClauseProfiler::VisitOMPNocontextClause(const OMPNocontextClause *C) {
 509   VistOMPClauseWithPreInit(C);
 510   if (C->getCondition())
 511     Profiler->VisitStmt(C->getCondition());
 512 }
 513
 514 void OMPClauseProfiler::VisitOMPDefaultClause(const OMPDefaultClause *C) { }
 515
 516 void OMPClauseProfiler::VisitOMPProcBindClause(const OMPProcBindClause *C) { }
 517
 518 void OMPClauseProfiler::VisitOMPUnifiedAddressClause(
 519     const OMPUnifiedAddressClause *C) {}
 520
 521 void OMPClauseProfiler::VisitOMPUnifiedSharedMemoryClause(
 522     const OMPUnifiedSharedMemoryClause *C) {}
 523
 524 void OMPClauseProfiler::VisitOMPReverseOffloadClause(
 525     const OMPReverseOffloadClause *C) {}
 526
 527 void OMPClauseProfiler::VisitOMPDynamicAllocatorsClause(
 528     const OMPDynamicAllocatorsClause *C) {}
 529
 530 void OMPClauseProfiler::VisitOMPAtomicDefaultMemOrderClause(
 531     const OMPAtomicDefaultMemOrderClause *C) {}
 532
 533 void OMPClauseProfiler::VisitOMPAtClause(const OMPAtClause *C) {}
 534
 535 void OMPClauseProfiler::VisitOMPSeverityClause(const OMPSeverityClause *C) {}
 536
 537 void OMPClauseProfiler::VisitOMPMessageClause(const OMPMessageClause *C) {
 538   if (C->getMessageString())
 539     Profiler->VisitStmt(C->getMessageString());
 540 }
 541
 542 void OMPClauseProfiler::VisitOMPScheduleClause(const OMPScheduleClause *C) {
 543   VistOMPClauseWithPreInit(C);
 544   if (auto *S = C->getChunkSize())
 545     Profiler->VisitStmt(S);
 546 }
 547
 548 void OMPClauseProfiler::VisitOMPOrderedClause(const OMPOrderedClause *C) {
 549   if (auto *Num = C->getNumForLoops())
 550     Profiler->VisitStmt(Num);
 551 }
 552
 553 void OMPClauseProfiler::VisitOMPNowaitClause(const OMPNowaitClause *) {}
 554
 555 void OMPClauseProfiler::VisitOMPUntiedClause(const OMPUntiedClause *) {}
 556
 557 void OMPClauseProfiler::VisitOMPMergeableClause(const OMPMergeableClause *) {}
 558
 559 void OMPClauseProfiler::VisitOMPReadClause(const OMPReadClause *) {}
 560
 561 void OMPClauseProfiler::VisitOMPWriteClause(const OMPWriteClause *) {}
 562
 563 void OMPClauseProfiler::VisitOMPUpdateClause(const OMPUpdateClause *) {}
 564
 565 void OMPClauseProfiler::VisitOMPCaptureClause(const OMPCaptureClause *) {}
 566
 567 void OMPClauseProfiler::VisitOMPCompareClause(const OMPCompareClause *) {}
 568
 569 void OMPClauseProfiler::VisitOMPSeqCstClause(const OMPSeqCstClause *) {}
 570
 571 void OMPClauseProfiler::VisitOMPAcqRelClause(const OMPAcqRelClause *) {}
 572
 573 void OMPClauseProfiler::VisitOMPAcquireClause(const OMPAcquireClause *) {}
 574
 575 void OMPClauseProfiler::VisitOMPReleaseClause(const OMPReleaseClause *) {}
 576
 577 void OMPClauseProfiler::VisitOMPRelaxedClause(const OMPRelaxedClause *) {}
 578
 579 void OMPClauseProfiler::VisitOMPThreadsClause(const OMPThreadsClause *) {}
 580
 581 void OMPClauseProfiler::VisitOMPSIMDClause(const OMPSIMDClause *) {}
 582
 583 void OMPClauseProfiler::VisitOMPNogroupClause(const OMPNogroupClause *) {}
 584
 585 void OMPClauseProfiler::VisitOMPInitClause(const OMPInitClause *C) {
 586   VisitOMPClauseList(C);
 587 }
 588
 589 void OMPClauseProfiler::VisitOMPUseClause(const OMPUseClause *C) {
 590   if (C->getInteropVar())
 591     Profiler->VisitStmt(C->getInteropVar());
 592 }
 593
 594 void OMPClauseProfiler::VisitOMPDestroyClause(const OMPDestroyClause *C) {
 595   if (C->getInteropVar())
 596     Profiler->VisitStmt(C->getInteropVar());
 597 }
 598
 599 void OMPClauseProfiler::VisitOMPFilterClause(const OMPFilterClause *C) {
 600   VistOMPClauseWithPreInit(C);
 601   if (C->getThreadID())
 602     Profiler->VisitStmt(C->getThreadID());
 603 }
 604
 605 template<typename T>
 606 void OMPClauseProfiler::VisitOMPClauseList(T *Node) {
 607   for (auto *E : Node->varlists()) {
 608     if (E)
 609       Profiler->VisitStmt(E);
 610   }
 611 }
 612
 613 void OMPClauseProfiler::VisitOMPPrivateClause(const OMPPrivateClause *C) {
 614   VisitOMPClauseList(C);
 615   for (auto *E : C->private_copies()) {
 616     if (E)
 617       Profiler->VisitStmt(E);
 618   }
 619 }
 620 void
 621 OMPClauseProfiler::VisitOMPFirstprivateClause(const OMPFirstprivateClause *C) {
 622   VisitOMPClauseList(C);
 623   VistOMPClauseWithPreInit(C);
 624   for (auto *E : C->private_copies()) {
 625     if (E)
 626       Profiler->VisitStmt(E);
 627   }
 628   for (auto *E : C->inits()) {
 629     if (E)
 630       Profiler->VisitStmt(E);
 631   }
 632 }
 633 void
 634 OMPClauseProfiler::VisitOMPLastprivateClause(const OMPLastprivateClause *C) {
 635   VisitOMPClauseList(C);
 636   VistOMPClauseWithPostUpdate(C);
 637   for (auto *E : C->source_exprs()) {
 638     if (E)
 639       Profiler->VisitStmt(E);
 640   }
 641   for (auto *E : C->destination_exprs()) {
 642     if (E)
 643       Profiler->VisitStmt(E);
 644   }
 645   for (auto *E : C->assignment_ops()) {
 646     if (E)
 647       Profiler->VisitStmt(E);
 648   }
 649 }
 650 void OMPClauseProfiler::VisitOMPSharedClause(const OMPSharedClause *C) {
 651   VisitOMPClauseList(C);
 652 }
 653 void OMPClauseProfiler::VisitOMPReductionClause(
 654                                          const OMPReductionClause *C) {
 655   Profiler->VisitNestedNameSpecifier(
 656       C->getQualifierLoc().getNestedNameSpecifier());
 657   Profiler->VisitName(C->getNameInfo().getName());
 658   VisitOMPClauseList(C);
 659   VistOMPClauseWithPostUpdate(C);
 660   for (auto *E : C->privates()) {
 661     if (E)
 662       Profiler->VisitStmt(E);
 663   }
 664   for (auto *E : C->lhs_exprs()) {
 665     if (E)
 666       Profiler->VisitStmt(E);
 667   }
 668   for (auto *E : C->rhs_exprs()) {
 669     if (E)
 670       Profiler->VisitStmt(E);
 671   }
 672   for (auto *E : C->reduction_ops()) {
 673     if (E)
 674       Profiler->VisitStmt(E);
 675   }
 676   if (C->getModifier() == clang::OMPC_REDUCTION_inscan) {
 677     for (auto *E : C->copy_ops()) {
 678       if (E)
 679         Profiler->VisitStmt(E);
 680     }
 681     for (auto *E : C->copy_array_temps()) {
 682       if (E)
 683         Profiler->VisitStmt(E);
 684     }
 685     for (auto *E : C->copy_array_elems()) {
 686       if (E)
 687         Profiler->VisitStmt(E);
 688     }
 689   }
 690 }
 691 void OMPClauseProfiler::VisitOMPTaskReductionClause(
 692     const OMPTaskReductionClause *C) {
 693   Profiler->VisitNestedNameSpecifier(
 694       C->getQualifierLoc().getNestedNameSpecifier());
 695   Profiler->VisitName(C->getNameInfo().getName());
 696   VisitOMPClauseList(C);
 697   VistOMPClauseWithPostUpdate(C);
 698   for (auto *E : C->privates()) {
 699     if (E)
 700       Profiler->VisitStmt(E);
 701   }
 702   for (auto *E : C->lhs_exprs()) {
 703     if (E)
 704       Profiler->VisitStmt(E);
 705   }
 706   for (auto *E : C->rhs_exprs()) {
 707     if (E)
 708       Profiler->VisitStmt(E);
 709   }
 710   for (auto *E : C->reduction_ops()) {
 711     if (E)
 712       Profiler->VisitStmt(E);
 713   }
 714 }
 715 void OMPClauseProfiler::VisitOMPInReductionClause(
 716     const OMPInReductionClause *C) {
 717   Profiler->VisitNestedNameSpecifier(
 718       C->getQualifierLoc().getNestedNameSpecifier());
 719   Profiler->VisitName(C->getNameInfo().getName());
 720   VisitOMPClauseList(C);
 721   VistOMPClauseWithPostUpdate(C);
 722   for (auto *E : C->privates()) {
 723     if (E)
 724       Profiler->VisitStmt(E);
 725   }
 726   for (auto *E : C->lhs_exprs()) {
 727     if (E)
 728       Profiler->VisitStmt(E);
 729   }
 730   for (auto *E : C->rhs_exprs()) {
 731     if (E)
 732       Profiler->VisitStmt(E);
 733   }
 734   for (auto *E : C->reduction_ops()) {
 735     if (E)
 736       Profiler->VisitStmt(E);
 737   }
 738   for (auto *E : C->taskgroup_descriptors()) {
 739     if (E)
 740       Profiler->VisitStmt(E);
 741   }
 742 }
 743 void OMPClauseProfiler::VisitOMPLinearClause(const OMPLinearClause *C) {
 744   VisitOMPClauseList(C);
 745   VistOMPClauseWithPostUpdate(C);
 746   for (auto *E : C->privates()) {
 747     if (E)
 748       Profiler->VisitStmt(E);
 749   }
 750   for (auto *E : C->inits()) {
 751     if (E)
 752       Profiler->VisitStmt(E);
 753   }
 754   for (auto *E : C->updates()) {
 755     if (E)
 756       Profiler->VisitStmt(E);
 757   }
 758   for (auto *E : C->finals()) {
 759     if (E)
 760       Profiler->VisitStmt(E);
 761   }
 762   if (C->getStep())
 763     Profiler->VisitStmt(C->getStep());
 764   if (C->getCalcStep())
 765     Profiler->VisitStmt(C->getCalcStep());
 766 }
 767 void OMPClauseProfiler::VisitOMPAlignedClause(const OMPAlignedClause *C) {
 768   VisitOMPClauseList(C);
 769   if (C->getAlignment())
 770     Profiler->VisitStmt(C->getAlignment());
 771 }
 772 void OMPClauseProfiler::VisitOMPCopyinClause(const OMPCopyinClause *C) {
 773   VisitOMPClauseList(C);
 774   for (auto *E : C->source_exprs()) {
 775     if (E)
 776       Profiler->VisitStmt(E);
 777   }
 778   for (auto *E : C->destination_exprs()) {
 779     if (E)
 780       Profiler->VisitStmt(E);
 781   }
 782   for (auto *E : C->assignment_ops()) {
 783     if (E)
 784       Profiler->VisitStmt(E);
 785   }
 786 }
 787 void
 788 OMPClauseProfiler::VisitOMPCopyprivateClause(const OMPCopyprivateClause *C) {
 789   VisitOMPClauseList(C);
 790   for (auto *E : C->source_exprs()) {
 791     if (E)
 792       Profiler->VisitStmt(E);
 793   }
 794   for (auto *E : C->destination_exprs()) {
 795     if (E)
 796       Profiler->VisitStmt(E);
 797   }
 798   for (auto *E : C->assignment_ops()) {
 799     if (E)
 800       Profiler->VisitStmt(E);
 801   }
 802 }
 803 void OMPClauseProfiler::VisitOMPFlushClause(const OMPFlushClause *C) {
 804   VisitOMPClauseList(C);
 805 }
 806 void OMPClauseProfiler::VisitOMPDepobjClause(const OMPDepobjClause *C) {
 807   if (const Expr *Depobj = C->getDepobj())
 808     Profiler->VisitStmt(Depobj);
 809 }
 810 void OMPClauseProfiler::VisitOMPDependClause(const OMPDependClause *C) {
 811   VisitOMPClauseList(C);
 812 }
 813 void OMPClauseProfiler::VisitOMPDeviceClause(const OMPDeviceClause *C) {
 814   if (C->getDevice())
 815     Profiler->VisitStmt(C->getDevice());
 816 }
 817 void OMPClauseProfiler::VisitOMPMapClause(const OMPMapClause *C) {
 818   VisitOMPClauseList(C);
 819 }
 820 void OMPClauseProfiler::VisitOMPAllocateClause(const OMPAllocateClause *C) {
 821   if (Expr *Allocator = C->getAllocator())
 822     Profiler->VisitStmt(Allocator);
 823   VisitOMPClauseList(C);
 824 }
 825 void OMPClauseProfiler::VisitOMPNumTeamsClause(const OMPNumTeamsClause *C) {
 826   VistOMPClauseWithPreInit(C);
 827   if (C->getNumTeams())
 828     Profiler->VisitStmt(C->getNumTeams());
 829 }
 830 void OMPClauseProfiler::VisitOMPThreadLimitClause(
 831     const OMPThreadLimitClause *C) {
 832   VistOMPClauseWithPreInit(C);
 833   if (C->getThreadLimit())
 834     Profiler->VisitStmt(C->getThreadLimit());
 835 }
 836 void OMPClauseProfiler::VisitOMPPriorityClause(const OMPPriorityClause *C) {
 837   VistOMPClauseWithPreInit(C);
 838   if (C->getPriority())
 839     Profiler->VisitStmt(C->getPriority());
 840 }
 841 void OMPClauseProfiler::VisitOMPGrainsizeClause(const OMPGrainsizeClause *C) {
 842   VistOMPClauseWithPreInit(C);
 843   if (C->getGrainsize())
 844     Profiler->VisitStmt(C->getGrainsize());
 845 }
 846 void OMPClauseProfiler::VisitOMPNumTasksClause(const OMPNumTasksClause *C) {
 847   VistOMPClauseWithPreInit(C);
 848   if (C->getNumTasks())
 849     Profiler->VisitStmt(C->getNumTasks());
 850 }
 851 void OMPClauseProfiler::VisitOMPHintClause(const OMPHintClause *C) {
 852   if (C->getHint())
 853     Profiler->VisitStmt(C->getHint());
 854 }
 855 void OMPClauseProfiler::VisitOMPToClause(const OMPToClause *C) {
 856   VisitOMPClauseList(C);
 857 }
 858 void OMPClauseProfiler::VisitOMPFromClause(const OMPFromClause *C) {
 859   VisitOMPClauseList(C);
 860 }
 861 void OMPClauseProfiler::VisitOMPUseDevicePtrClause(
 862     const OMPUseDevicePtrClause *C) {
 863   VisitOMPClauseList(C);
 864 }
 865 void OMPClauseProfiler::VisitOMPUseDeviceAddrClause(
 866     const OMPUseDeviceAddrClause *C) {
 867   VisitOMPClauseList(C);
 868 }
 869 void OMPClauseProfiler::VisitOMPIsDevicePtrClause(
 870     const OMPIsDevicePtrClause *C) {
 871   VisitOMPClauseList(C);
 872 }
 873 void OMPClauseProfiler::VisitOMPHasDeviceAddrClause(
 874     const OMPHasDeviceAddrClause *C) {
 875   VisitOMPClauseList(C);
 876 }
 877 void OMPClauseProfiler::VisitOMPNontemporalClause(
 878     const OMPNontemporalClause *C) {
 879   VisitOMPClauseList(C);
 880   for (auto *E : C->private_refs())
 881     Profiler->VisitStmt(E);
 882 }
 883 void OMPClauseProfiler::VisitOMPInclusiveClause(const OMPInclusiveClause *C) {
 884   VisitOMPClauseList(C);
 885 }
 886 void OMPClauseProfiler::VisitOMPExclusiveClause(const OMPExclusiveClause *C) {
 887   VisitOMPClauseList(C);
 888 }
 889 void OMPClauseProfiler::VisitOMPUsesAllocatorsClause(
 890     const OMPUsesAllocatorsClause *C) {
 891   for (unsigned I = 0, E = C->getNumberOfAllocators(); I < E; ++I) {
 892     OMPUsesAllocatorsClause::Data D = C->getAllocatorData(I);
 893     Profiler->VisitStmt(D.Allocator);
 894     if (D.AllocatorTraits)
 895       Profiler->VisitStmt(D.AllocatorTraits);
 896   }
 897 }
 898 void OMPClauseProfiler::VisitOMPAffinityClause(const OMPAffinityClause *C) {
 899   if (const Expr *Modifier = C->getModifier())
 900     Profiler->VisitStmt(Modifier);
 901   for (const Expr *E : C->varlists())
 902     Profiler->VisitStmt(E);
 903 }
 904 void OMPClauseProfiler::VisitOMPOrderClause(const OMPOrderClause *C) {}
 905 void OMPClauseProfiler::VisitOMPBindClause(const OMPBindClause *C) {}
 906 void OMPClauseProfiler::VisitOMPXDynCGroupMemClause(
 907     const OMPXDynCGroupMemClause *C) {
 908   VistOMPClauseWithPreInit(C);
 909   if (Expr *Size = C->getSize())
 910     Profiler->VisitStmt(Size);
 911 }
 912 } // namespace
 913
 914 void
 915 StmtProfiler::VisitOMPExecutableDirective(const OMPExecutableDirective *S) {
 916   VisitStmt(S);
 917   OMPClauseProfiler P(this);
 918   ArrayRef<OMPClause *> Clauses = S->clauses();
 919   for (ArrayRef<OMPClause *>::iterator I = Clauses.begin(), E = Clauses.end();
 920        I != E; ++I)
 921     if (*I)
 922       P.Visit(*I);
 923 }
 924
 925 void StmtProfiler::VisitOMPCanonicalLoop(const OMPCanonicalLoop *L) {
 926   VisitStmt(L);
 927 }
 928
 929 void StmtProfiler::VisitOMPLoopBasedDirective(const OMPLoopBasedDirective *S) {
 930   VisitOMPExecutableDirective(S);
 931 }
 932
 933 void StmtProfiler::VisitOMPLoopDirective(const OMPLoopDirective *S) {
 934   VisitOMPLoopBasedDirective(S);
 935 }
 936
 937 void StmtProfiler::VisitOMPMetaDirective(const OMPMetaDirective *S) {
 938   VisitOMPExecutableDirective(S);
 939 }
 940
 941 void StmtProfiler::VisitOMPParallelDirective(const OMPParallelDirective *S) {
 942   VisitOMPExecutableDirective(S);
 943 }
 944
 945 void StmtProfiler::VisitOMPSimdDirective(const OMPSimdDirective *S) {
 946   VisitOMPLoopDirective(S);
 947 }
 948
 949 void StmtProfiler::VisitOMPLoopTransformationDirective(
 950     const OMPLoopTransformationDirective *S) {
 951   VisitOMPLoopBasedDirective(S);
 952 }
 953
 954 void StmtProfiler::VisitOMPTileDirective(const OMPTileDirective *S) {
 955   VisitOMPLoopTransformationDirective(S);
 956 }
 957
 958 void StmtProfiler::VisitOMPUnrollDirective(const OMPUnrollDirective *S) {
 959   VisitOMPLoopTransformationDirective(S);
 960 }
 961
 962 void StmtProfiler::VisitOMPForDirective(const OMPForDirective *S) {
 963   VisitOMPLoopDirective(S);
 964 }
 965
 966 void StmtProfiler::VisitOMPForSimdDirective(const OMPForSimdDirective *S) {
 967   VisitOMPLoopDirective(S);
 968 }
 969
 970 void StmtProfiler::VisitOMPSectionsDirective(const OMPSectionsDirective *S) {
 971   VisitOMPExecutableDirective(S);
 972 }
 973
 974 void StmtProfiler::VisitOMPSectionDirective(const OMPSectionDirective *S) {
 975   VisitOMPExecutableDirective(S);
 976 }
 977
 978 void StmtProfiler::VisitOMPSingleDirective(const OMPSingleDirective *S) {
 979   VisitOMPExecutableDirective(S);
 980 }
 981
 982 void StmtProfiler::VisitOMPMasterDirective(const OMPMasterDirective *S) {
 983   VisitOMPExecutableDirective(S);
 984 }
 985
 986 void StmtProfiler::VisitOMPCriticalDirective(const OMPCriticalDirective *S) {
 987   VisitOMPExecutableDirective(S);
 988   VisitName(S->getDirectiveName().getName());
 989 }
 990
 991 void
 992 StmtProfiler::VisitOMPParallelForDirective(const OMPParallelForDirective *S) {
 993   VisitOMPLoopDirective(S);
 994 }
 995
 996 void StmtProfiler::VisitOMPParallelForSimdDirective(
 997     const OMPParallelForSimdDirective *S) {
 998   VisitOMPLoopDirective(S);
 999 }
1000
1001 void StmtProfiler::VisitOMPParallelMasterDirective(
1002     const OMPParallelMasterDirective *S) {
1003   VisitOMPExecutableDirective(S);
1004 }
1005
1006 void StmtProfiler::VisitOMPParallelMaskedDirective(
1007     const OMPParallelMaskedDirective *S) {
1008   VisitOMPExecutableDirective(S);
1009 }
1010
1011 void StmtProfiler::VisitOMPParallelSectionsDirective(
1012     const OMPParallelSectionsDirective *S) {
1013   VisitOMPExecutableDirective(S);
1014 }
1015
1016 void StmtProfiler::VisitOMPTaskDirective(const OMPTaskDirective *S) {
1017   VisitOMPExecutableDirective(S);
1018 }
1019
1020 void StmtProfiler::VisitOMPTaskyieldDirective(const OMPTaskyieldDirective *S) {
1021   VisitOMPExecutableDirective(S);
1022 }
1023
1024 void StmtProfiler::VisitOMPBarrierDirective(const OMPBarrierDirective *S) {
1025   VisitOMPExecutableDirective(S);
1026 }
1027
1028 void StmtProfiler::VisitOMPTaskwaitDirective(const OMPTaskwaitDirective *S) {
1029   VisitOMPExecutableDirective(S);
1030 }
1031
1032 void StmtProfiler::VisitOMPErrorDirective(const OMPErrorDirective *S) {
1033   VisitOMPExecutableDirective(S);
1034 }
1035 void StmtProfiler::VisitOMPTaskgroupDirective(const OMPTaskgroupDirective *S) {
1036   VisitOMPExecutableDirective(S);
1037   if (const Expr *E = S->getReductionRef())
1038     VisitStmt(E);
1039 }
1040
1041 void StmtProfiler::VisitOMPFlushDirective(const OMPFlushDirective *S) {
1042   VisitOMPExecutableDirective(S);
1043 }
1044
1045 void StmtProfiler::VisitOMPDepobjDirective(const OMPDepobjDirective *S) {
1046   VisitOMPExecutableDirective(S);
1047 }
1048
1049 void StmtProfiler::VisitOMPScanDirective(const OMPScanDirective *S) {
1050   VisitOMPExecutableDirective(S);
1051 }
1052
1053 void StmtProfiler::VisitOMPOrderedDirective(const OMPOrderedDirective *S) {
1054   VisitOMPExecutableDirective(S);
1055 }
1056
1057 void StmtProfiler::VisitOMPAtomicDirective(const OMPAtomicDirective *S) {
1058   VisitOMPExecutableDirective(S);
1059 }
1060
1061 void StmtProfiler::VisitOMPTargetDirective(const OMPTargetDirective *S) {
1062   VisitOMPExecutableDirective(S);
1063 }
1064
1065 void StmtProfiler::VisitOMPTargetDataDirective(const OMPTargetDataDirective *S) {
1066   VisitOMPExecutableDirective(S);
1067 }
1068
1069 void StmtProfiler::VisitOMPTargetEnterDataDirective(
1070     const OMPTargetEnterDataDirective *S) {
1071   VisitOMPExecutableDirective(S);
1072 }
1073
1074 void StmtProfiler::VisitOMPTargetExitDataDirective(
1075     const OMPTargetExitDataDirective *S) {
1076   VisitOMPExecutableDirective(S);
1077 }
1078
1079 void StmtProfiler::VisitOMPTargetParallelDirective(
1080     const OMPTargetParallelDirective *S) {
1081   VisitOMPExecutableDirective(S);
1082 }
1083
1084 void StmtProfiler::VisitOMPTargetParallelForDirective(
1085     const OMPTargetParallelForDirective *S) {
1086   VisitOMPExecutableDirective(S);
1087 }
1088
1089 void StmtProfiler::VisitOMPTeamsDirective(const OMPTeamsDirective *S) {
1090   VisitOMPExecutableDirective(S);
1091 }
1092
1093 void StmtProfiler::VisitOMPCancellationPointDirective(
1094     const OMPCancellationPointDirective *S) {
1095   VisitOMPExecutableDirective(S);
1096 }
1097
1098 void StmtProfiler::VisitOMPCancelDirective(const OMPCancelDirective *S) {
1099   VisitOMPExecutableDirective(S);
1100 }
1101
1102 void StmtProfiler::VisitOMPTaskLoopDirective(const OMPTaskLoopDirective *S) {
1103   VisitOMPLoopDirective(S);
1104 }
1105
1106 void StmtProfiler::VisitOMPTaskLoopSimdDirective(
1107     const OMPTaskLoopSimdDirective *S) {
1108   VisitOMPLoopDirective(S);
1109 }
1110
1111 void StmtProfiler::VisitOMPMasterTaskLoopDirective(
1112     const OMPMasterTaskLoopDirective *S) {
1113   VisitOMPLoopDirective(S);
1114 }
1115
1116 void StmtProfiler::VisitOMPMaskedTaskLoopDirective(
1117     const OMPMaskedTaskLoopDirective *S) {
1118   VisitOMPLoopDirective(S);
1119 }
1120
1121 void StmtProfiler::VisitOMPMasterTaskLoopSimdDirective(
1122     const OMPMasterTaskLoopSimdDirective *S) {
1123   VisitOMPLoopDirective(S);
1124 }
1125
1126 void StmtProfiler::VisitOMPMaskedTaskLoopSimdDirective(
1127     const OMPMaskedTaskLoopSimdDirective *S) {
1128   VisitOMPLoopDirective(S);
1129 }
1130
1131 void StmtProfiler::VisitOMPParallelMasterTaskLoopDirective(
1132     const OMPParallelMasterTaskLoopDirective *S) {
1133   VisitOMPLoopDirective(S);
1134 }
1135
1136 void StmtProfiler::VisitOMPParallelMaskedTaskLoopDirective(
1137     const OMPParallelMaskedTaskLoopDirective *S) {
1138   VisitOMPLoopDirective(S);
1139 }
1140
1141 void StmtProfiler::VisitOMPParallelMasterTaskLoopSimdDirective(
1142     const OMPParallelMasterTaskLoopSimdDirective *S) {
1143   VisitOMPLoopDirective(S);
1144 }
1145
1146 void StmtProfiler::VisitOMPParallelMaskedTaskLoopSimdDirective(
1147     const OMPParallelMaskedTaskLoopSimdDirective *S) {
1148   VisitOMPLoopDirective(S);
1149 }
1150
1151 void StmtProfiler::VisitOMPDistributeDirective(
1152     const OMPDistributeDirective *S) {
1153   VisitOMPLoopDirective(S);
1154 }
1155
1156 void OMPClauseProfiler::VisitOMPDistScheduleClause(
1157     const OMPDistScheduleClause *C) {
1158   VistOMPClauseWithPreInit(C);
1159   if (auto *S = C->getChunkSize())
1160     Profiler->VisitStmt(S);
1161 }
1162
1163 void OMPClauseProfiler::VisitOMPDefaultmapClause(const OMPDefaultmapClause *) {}
1164
1165 void StmtProfiler::VisitOMPTargetUpdateDirective(
1166     const OMPTargetUpdateDirective *S) {
1167   VisitOMPExecutableDirective(S);
1168 }
1169
1170 void StmtProfiler::VisitOMPDistributeParallelForDirective(
1171     const OMPDistributeParallelForDirective *S) {
1172   VisitOMPLoopDirective(S);
1173 }
1174
1175 void StmtProfiler::VisitOMPDistributeParallelForSimdDirective(
1176     const OMPDistributeParallelForSimdDirective *S) {
1177   VisitOMPLoopDirective(S);
1178 }
1179
1180 void StmtProfiler::VisitOMPDistributeSimdDirective(
1181     const OMPDistributeSimdDirective *S) {
1182   VisitOMPLoopDirective(S);
1183 }
1184
1185 void StmtProfiler::VisitOMPTargetParallelForSimdDirective(
1186     const OMPTargetParallelForSimdDirective *S) {
1187   VisitOMPLoopDirective(S);
1188 }
1189
1190 void StmtProfiler::VisitOMPTargetSimdDirective(
1191     const OMPTargetSimdDirective *S) {
1192   VisitOMPLoopDirective(S);
1193 }
1194
1195 void StmtProfiler::VisitOMPTeamsDistributeDirective(
1196     const OMPTeamsDistributeDirective *S) {
1197   VisitOMPLoopDirective(S);
1198 }
1199
1200 void StmtProfiler::VisitOMPTeamsDistributeSimdDirective(
1201     const OMPTeamsDistributeSimdDirective *S) {
1202   VisitOMPLoopDirective(S);
1203 }
1204
1205 void StmtProfiler::VisitOMPTeamsDistributeParallelForSimdDirective(
1206     const OMPTeamsDistributeParallelForSimdDirective *S) {
1207   VisitOMPLoopDirective(S);
1208 }
1209
1210 void StmtProfiler::VisitOMPTeamsDistributeParallelForDirective(
1211     const OMPTeamsDistributeParallelForDirective *S) {
1212   VisitOMPLoopDirective(S);
1213 }
1214
1215 void StmtProfiler::VisitOMPTargetTeamsDirective(
1216     const OMPTargetTeamsDirective *S) {
1217   VisitOMPExecutableDirective(S);
1218 }
1219
1220 void StmtProfiler::VisitOMPTargetTeamsDistributeDirective(
1221     const OMPTargetTeamsDistributeDirective *S) {
1222   VisitOMPLoopDirective(S);
1223 }
1224
1225 void StmtProfiler::VisitOMPTargetTeamsDistributeParallelForDirective(
1226     const OMPTargetTeamsDistributeParallelForDirective *S) {
1227   VisitOMPLoopDirective(S);
1228 }
1229
1230 void StmtProfiler::VisitOMPTargetTeamsDistributeParallelForSimdDirective(
1231     const OMPTargetTeamsDistributeParallelForSimdDirective *S) {
1232   VisitOMPLoopDirective(S);
1233 }
1234
1235 void StmtProfiler::VisitOMPTargetTeamsDistributeSimdDirective(
1236     const OMPTargetTeamsDistributeSimdDirective *S) {
1237   VisitOMPLoopDirective(S);
1238 }
1239
1240 void StmtProfiler::VisitOMPInteropDirective(const OMPInteropDirective *S) {
1241   VisitOMPExecutableDirective(S);
1242 }
1243
1244 void StmtProfiler::VisitOMPDispatchDirective(const OMPDispatchDirective *S) {
1245   VisitOMPExecutableDirective(S);
1246 }
1247
1248 void StmtProfiler::VisitOMPMaskedDirective(const OMPMaskedDirective *S) {
1249   VisitOMPExecutableDirective(S);
1250 }
1251
1252 void StmtProfiler::VisitOMPGenericLoopDirective(
1253     const OMPGenericLoopDirective *S) {
1254   VisitOMPLoopDirective(S);
1255 }
1256
1257 void StmtProfiler::VisitOMPTeamsGenericLoopDirective(
1258     const OMPTeamsGenericLoopDirective *S) {
1259   VisitOMPLoopDirective(S);
1260 }
1261
1262 void StmtProfiler::VisitOMPTargetTeamsGenericLoopDirective(
1263     const OMPTargetTeamsGenericLoopDirective *S) {
1264   VisitOMPLoopDirective(S);
1265 }
1266
1267 void StmtProfiler::VisitOMPParallelGenericLoopDirective(
1268     const OMPParallelGenericLoopDirective *S) {
1269   VisitOMPLoopDirective(S);
1270 }
1271
1272 void StmtProfiler::VisitOMPTargetParallelGenericLoopDirective(
1273     const OMPTargetParallelGenericLoopDirective *S) {
1274   VisitOMPLoopDirective(S);
1275 }
1276
1277 void StmtProfiler::VisitExpr(const Expr *S) {
1278   VisitStmt(S);
1279 }
1280
1281 void StmtProfiler::VisitConstantExpr(const ConstantExpr *S) {
1282   VisitExpr(S);
1283 }
1284
1285 void StmtProfiler::VisitDeclRefExpr(const DeclRefExpr *S) {
1286   VisitExpr(S);
1287   if (!Canonical)
1288     VisitNestedNameSpecifier(S->getQualifier());
1289   VisitDecl(S->getDecl());
1290   if (!Canonical) {
1291     ID.AddBoolean(S->hasExplicitTemplateArgs());
1292     if (S->hasExplicitTemplateArgs())
1293       VisitTemplateArguments(S->getTemplateArgs(), S->getNumTemplateArgs());
1294   }
1295 }
1296
1297 void StmtProfiler::VisitSYCLUniqueStableNameExpr(
1298     const SYCLUniqueStableNameExpr *S) {
1299   VisitExpr(S);
1300   VisitType(S->getTypeSourceInfo()->getType());
1301 }
1302
1303 void StmtProfiler::VisitPredefinedExpr(const PredefinedExpr *S) {
1304   VisitExpr(S);
1305   ID.AddInteger(S->getIdentKind());
1306 }
1307
1308 void StmtProfiler::VisitIntegerLiteral(const IntegerLiteral *S) {
1309   VisitExpr(S);
1310   S->getValue().Profile(ID);
1311   ID.AddInteger(S->getType()->castAs<BuiltinType>()->getKind());
1312 }
1313
1314 void StmtProfiler::VisitFixedPointLiteral(const FixedPointLiteral *S) {
1315   VisitExpr(S);
1316   S->getValue().Profile(ID);
1317   ID.AddInteger(S->getType()->castAs<BuiltinType>()->getKind());
1318 }
1319
1320 void StmtProfiler::VisitCharacterLiteral(const CharacterLiteral *S) {
1321   VisitExpr(S);
1322   ID.AddInteger(S->getKind());
1323   ID.AddInteger(S->getValue());
1324 }
1325
1326 void StmtProfiler::VisitFloatingLiteral(const FloatingLiteral *S) {
1327   VisitExpr(S);
1328   S->getValue().Profile(ID);
1329   ID.AddBoolean(S->isExact());
1330   ID.AddInteger(S->getType()->castAs<BuiltinType>()->getKind());
1331 }
1332
1333 void StmtProfiler::VisitImaginaryLiteral(const ImaginaryLiteral *S) {
1334   VisitExpr(S);
1335 }
1336
1337 void StmtProfiler::VisitStringLiteral(const StringLiteral *S) {
1338   VisitExpr(S);
1339   ID.AddString(S->getBytes());
1340   ID.AddInteger(S->getKind());
1341 }
1342
1343 void StmtProfiler::VisitParenExpr(const ParenExpr *S) {
1344   VisitExpr(S);
1345 }
1346
1347 void StmtProfiler::VisitParenListExpr(const ParenListExpr *S) {
1348   VisitExpr(S);
1349 }
1350
1351 void StmtProfiler::VisitUnaryOperator(const UnaryOperator *S) {
1352   VisitExpr(S);
1353   ID.AddInteger(S->getOpcode());
1354 }
1355
1356 void StmtProfiler::VisitOffsetOfExpr(const OffsetOfExpr *S) {
1357   VisitType(S->getTypeSourceInfo()->getType());
1358   unsigned n = S->getNumComponents();
1359   for (unsigned i = 0; i < n; ++i) {
1360     const OffsetOfNode &ON = S->getComponent(i);
1361     ID.AddInteger(ON.getKind());
1362     switch (ON.getKind()) {
1363     case OffsetOfNode::Array:
1364       // Expressions handled below.
1365       break;
1366
1367     case OffsetOfNode::Field:
1368       VisitDecl(ON.getField());
1369       break;
1370
1371     case OffsetOfNode::Identifier:
1372       VisitIdentifierInfo(ON.getFieldName());
1373       break;
1374
1375     case OffsetOfNode::Base:
1376       // These nodes are implicit, and therefore don't need profiling.
1377       break;
1378     }
1379   }
1380
1381   VisitExpr(S);
1382 }
1383
1384 void
1385 StmtProfiler::VisitUnaryExprOrTypeTraitExpr(const UnaryExprOrTypeTraitExpr *S) {
1386   VisitExpr(S);
1387   ID.AddInteger(S->getKind());
1388   if (S->isArgumentType())
1389     VisitType(S->getArgumentType());
1390 }
1391
1392 void StmtProfiler::VisitArraySubscriptExpr(const ArraySubscriptExpr *S) {
1393   VisitExpr(S);
1394 }
1395
1396 void StmtProfiler::VisitMatrixSubscriptExpr(const MatrixSubscriptExpr *S) {
1397   VisitExpr(S);
1398 }
1399
1400 void StmtProfiler::VisitOMPArraySectionExpr(const OMPArraySectionExpr *S) {
1401   VisitExpr(S);
1402 }
1403
1404 void StmtProfiler::VisitOMPArrayShapingExpr(const OMPArrayShapingExpr *S) {
1405   VisitExpr(S);
1406 }
1407
1408 void StmtProfiler::VisitOMPIteratorExpr(const OMPIteratorExpr *S) {
1409   VisitExpr(S);
1410   for (unsigned I = 0, E = S->numOfIterators(); I < E; ++I)
1411     VisitDecl(S->getIteratorDecl(I));
1412 }
1413
1414 void StmtProfiler::VisitCallExpr(const CallExpr *S) {
1415   VisitExpr(S);
1416 }
1417
1418 void StmtProfiler::VisitMemberExpr(const MemberExpr *S) {
1419   VisitExpr(S);
1420   VisitDecl(S->getMemberDecl());
1421   if (!Canonical)
1422     VisitNestedNameSpecifier(S->getQualifier());
1423   ID.AddBoolean(S->isArrow());
1424 }
1425
1426 void StmtProfiler::VisitCompoundLiteralExpr(const CompoundLiteralExpr *S) {
1427   VisitExpr(S);
1428   ID.AddBoolean(S->isFileScope());
1429 }
1430
1431 void StmtProfiler::VisitCastExpr(const CastExpr *S) {
1432   VisitExpr(S);
1433 }
1434
1435 void StmtProfiler::VisitImplicitCastExpr(const ImplicitCastExpr *S) {
1436   VisitCastExpr(S);
1437   ID.AddInteger(S->getValueKind());
1438 }
1439
1440 void StmtProfiler::VisitExplicitCastExpr(const ExplicitCastExpr *S) {
1441   VisitCastExpr(S);
1442   VisitType(S->getTypeAsWritten());
1443 }
1444
1445 void StmtProfiler::VisitCStyleCastExpr(const CStyleCastExpr *S) {
1446   VisitExplicitCastExpr(S);
1447 }
1448
1449 void StmtProfiler::VisitBinaryOperator(const BinaryOperator *S) {
1450   VisitExpr(S);
1451   ID.AddInteger(S->getOpcode());
1452 }
1453
1454 void
1455 StmtProfiler::VisitCompoundAssignOperator(const CompoundAssignOperator *S) {
1456   VisitBinaryOperator(S);
1457 }
1458
1459 void StmtProfiler::VisitConditionalOperator(const ConditionalOperator *S) {
1460   VisitExpr(S);
1461 }
1462
1463 void StmtProfiler::VisitBinaryConditionalOperator(
1464     const BinaryConditionalOperator *S) {
1465   VisitExpr(S);
1466 }
1467
1468 void StmtProfiler::VisitAddrLabelExpr(const AddrLabelExpr *S) {
1469   VisitExpr(S);
1470   VisitDecl(S->getLabel());
1471 }
1472
1473 void StmtProfiler::VisitStmtExpr(const StmtExpr *S) {
1474   VisitExpr(S);
1475 }
1476
1477 void StmtProfiler::VisitShuffleVectorExpr(const ShuffleVectorExpr *S) {
1478   VisitExpr(S);
1479 }
1480
1481 void StmtProfiler::VisitConvertVectorExpr(const ConvertVectorExpr *S) {
1482   VisitExpr(S);
1483 }
1484
1485 void StmtProfiler::VisitChooseExpr(const ChooseExpr *S) {
1486   VisitExpr(S);
1487 }
1488
1489 void StmtProfiler::VisitGNUNullExpr(const GNUNullExpr *S) {
1490   VisitExpr(S);
1491 }
1492
1493 void StmtProfiler::VisitVAArgExpr(const VAArgExpr *S) {
1494   VisitExpr(S);
1495 }
1496
1497 void StmtProfiler::VisitInitListExpr(const InitListExpr *S) {
1498   if (S->getSyntacticForm()) {
1499     VisitInitListExpr(S->getSyntacticForm());
1500     return;
1501   }
1502
1503   VisitExpr(S);
1504 }
1505
1506 void StmtProfiler::VisitDesignatedInitExpr(const DesignatedInitExpr *S) {
1507   VisitExpr(S);
1508   ID.AddBoolean(S->usesGNUSyntax());
1509   for (const Designator &D : S->designators()) {
1510     if (D.isFieldDesignator()) {
1511       ID.AddInteger(0);
1512       VisitName(D.getFieldName());
1513       continue;
1514     }
1515
1516     if (D.isArrayDesignator()) {
1517       ID.AddInteger(1);
1518     } else {
1519       assert(D.isArrayRangeDesignator());
1520       ID.AddInteger(2);
1521     }
1522     ID.AddInteger(D.getFirstExprIndex());
1523   }
1524 }
1525
1526 // Seems that if VisitInitListExpr() only works on the syntactic form of an
1527 // InitListExpr, then a DesignatedInitUpdateExpr is not encountered.
1528 void StmtProfiler::VisitDesignatedInitUpdateExpr(
1529     const DesignatedInitUpdateExpr *S) {
1530   llvm_unreachable("Unexpected DesignatedInitUpdateExpr in syntactic form of "
1531                    "initializer");
1532 }
1533
1534 void StmtProfiler::VisitArrayInitLoopExpr(const ArrayInitLoopExpr *S) {
1535   VisitExpr(S);
1536 }
1537
1538 void StmtProfiler::VisitArrayInitIndexExpr(const ArrayInitIndexExpr *S) {
1539   VisitExpr(S);
1540 }
1541
1542 void StmtProfiler::VisitNoInitExpr(const NoInitExpr *S) {
1543   llvm_unreachable("Unexpected NoInitExpr in syntactic form of initializer");
1544 }
1545
1546 void StmtProfiler::VisitImplicitValueInitExpr(const ImplicitValueInitExpr *S) {
1547   VisitExpr(S);
1548 }
1549
1550 void StmtProfiler::VisitExtVectorElementExpr(const ExtVectorElementExpr *S) {
1551   VisitExpr(S);
1552   VisitName(&S->getAccessor());
1553 }
1554
1555 void StmtProfiler::VisitBlockExpr(const BlockExpr *S) {
1556   VisitExpr(S);
1557   VisitDecl(S->getBlockDecl());
1558 }
1559
1560 void StmtProfiler::VisitGenericSelectionExpr(const GenericSelectionExpr *S) {
1561   VisitExpr(S);
1562   for (const GenericSelectionExpr::ConstAssociation Assoc :
1563        S->associations()) {
1564     QualType T = Assoc.getType();
1565     if (T.isNull())
1566       ID.AddPointer(nullptr);
1567     else
1568       VisitType(T);
1569     VisitExpr(Assoc.getAssociationExpr());
1570   }
1571 }
1572
1573 void StmtProfiler::VisitPseudoObjectExpr(const PseudoObjectExpr *S) {
1574   VisitExpr(S);
1575   for (PseudoObjectExpr::const_semantics_iterator
1576          i = S->semantics_begin(), e = S->semantics_end(); i != e; ++i)
1577     // Normally, we would not profile the source expressions of OVEs.
1578     if (const OpaqueValueExpr *OVE = dyn_cast<OpaqueValueExpr>(*i))
1579       Visit(OVE->getSourceExpr());
1580 }
1581
1582 void StmtProfiler::VisitAtomicExpr(const AtomicExpr *S) {
1583   VisitExpr(S);
1584   ID.AddInteger(S->getOp());
1585 }
1586
1587 void StmtProfiler::VisitConceptSpecializationExpr(
1588                                            const ConceptSpecializationExpr *S) {
1589   VisitExpr(S);
1590   VisitDecl(S->getNamedConcept());
1591   for (const TemplateArgument &Arg : S->getTemplateArguments())
1592     VisitTemplateArgument(Arg);
1593 }
1594
1595 void StmtProfiler::VisitRequiresExpr(const RequiresExpr *S) {
1596   VisitExpr(S);
1597   ID.AddInteger(S->getLocalParameters().size());
1598   for (ParmVarDecl *LocalParam : S->getLocalParameters())
1599     VisitDecl(LocalParam);
1600   ID.AddInteger(S->getRequirements().size());
1601   for (concepts::Requirement *Req : S->getRequirements()) {
1602     if (auto *TypeReq = dyn_cast<concepts::TypeRequirement>(Req)) {
1603       ID.AddInteger(concepts::Requirement::RK_Type);
1604       ID.AddBoolean(TypeReq->isSubstitutionFailure());
1605       if (!TypeReq->isSubstitutionFailure())
1606         VisitType(TypeReq->getType()->getType());
1607     } else if (auto *ExprReq = dyn_cast<concepts::ExprRequirement>(Req)) {
1608       ID.AddInteger(concepts::Requirement::RK_Compound);
1609       ID.AddBoolean(ExprReq->isExprSubstitutionFailure());
1610       if (!ExprReq->isExprSubstitutionFailure())
1611         Visit(ExprReq->getExpr());
1612       // C++2a [expr.prim.req.compound]p1 Example:
1613       //    [...] The compound-requirement in C1 requires that x++ is a valid
1614       //    expression. It is equivalent to the simple-requirement x++; [...]
1615       // We therefore do not profile isSimple() here.
1616       ID.AddBoolean(ExprReq->getNoexceptLoc().isValid());
1617       const concepts::ExprRequirement::ReturnTypeRequirement &RetReq =
1618           ExprReq->getReturnTypeRequirement();
1619       if (RetReq.isEmpty()) {
1620         ID.AddInteger(0);
1621       } else if (RetReq.isTypeConstraint()) {
1622         ID.AddInteger(1);
1623         Visit(RetReq.getTypeConstraint()->getImmediatelyDeclaredConstraint());
1624       } else {
1625         assert(RetReq.isSubstitutionFailure());
1626         ID.AddInteger(2);
1627       }
1628     } else {
1629       ID.AddInteger(concepts::Requirement::RK_Nested);
1630       auto *NestedReq = cast<concepts::NestedRequirement>(Req);
1631       ID.AddBoolean(NestedReq->hasInvalidConstraint());
1632       if (!NestedReq->hasInvalidConstraint())
1633         Visit(NestedReq->getConstraintExpr());
1634     }
1635   }
1636 }
1637
1638 static Stmt::StmtClass DecodeOperatorCall(const CXXOperatorCallExpr *S,
1639                                           UnaryOperatorKind &UnaryOp,
1640                                           BinaryOperatorKind &BinaryOp) {
1641   switch (S->getOperator()) {
1642   case OO_None:
1643   case OO_New:
1644   case OO_Delete:
1645   case OO_Array_New:
1646   case OO_Array_Delete:
1647   case OO_Arrow:
1648   case OO_Conditional:
1649   case NUM_OVERLOADED_OPERATORS:
1650     llvm_unreachable("Invalid operator call kind");
1651
1652   case OO_Plus:
1653     if (S->getNumArgs() == 1) {
1654       UnaryOp = UO_Plus;
1655       return Stmt::UnaryOperatorClass;
1656     }
1657
1658     BinaryOp = BO_Add;
1659     return Stmt::BinaryOperatorClass;
1660
1661   case OO_Minus:
1662     if (S->getNumArgs() == 1) {
1663       UnaryOp = UO_Minus;
1664       return Stmt::UnaryOperatorClass;
1665     }
1666
1667     BinaryOp = BO_Sub;
1668     return Stmt::BinaryOperatorClass;
1669
1670   case OO_Star:
1671     if (S->getNumArgs() == 1) {
1672       UnaryOp = UO_Deref;
1673       return Stmt::UnaryOperatorClass;
1674     }
1675
1676     BinaryOp = BO_Mul;
1677     return Stmt::BinaryOperatorClass;
1678
1679   case OO_Slash:
1680     BinaryOp = BO_Div;
1681     return Stmt::BinaryOperatorClass;
1682
1683   case OO_Percent:
1684     BinaryOp = BO_Rem;
1685     return Stmt::BinaryOperatorClass;
1686
1687   case OO_Caret:
1688     BinaryOp = BO_Xor;
1689     return Stmt::BinaryOperatorClass;
1690
1691   case OO_Amp:
1692     if (S->getNumArgs() == 1) {
1693       UnaryOp = UO_AddrOf;
1694       return Stmt::UnaryOperatorClass;
1695     }
1696
1697     BinaryOp = BO_And;
1698     return Stmt::BinaryOperatorClass;
1699
1700   case OO_Pipe:
1701     BinaryOp = BO_Or;
1702     return Stmt::BinaryOperatorClass;
1703
1704   case OO_Tilde:
1705     UnaryOp = UO_Not;
1706     return Stmt::UnaryOperatorClass;
1707
1708   case OO_Exclaim:
1709     UnaryOp = UO_LNot;
1710     return Stmt::UnaryOperatorClass;
1711
1712   case OO_Equal:
1713     BinaryOp = BO_Assign;
1714     return Stmt::BinaryOperatorClass;
1715
1716   case OO_Less:
1717     BinaryOp = BO_LT;
1718     return Stmt::BinaryOperatorClass;
1719
1720   case OO_Greater:
1721     BinaryOp = BO_GT;
1722     return Stmt::BinaryOperatorClass;
1723
1724   case OO_PlusEqual:
1725     BinaryOp = BO_AddAssign;
1726     return Stmt::CompoundAssignOperatorClass;
1727
1728   case OO_MinusEqual:
1729     BinaryOp = BO_SubAssign;
1730     return Stmt::CompoundAssignOperatorClass;
1731
1732   case OO_StarEqual:
1733     BinaryOp = BO_MulAssign;
1734     return Stmt::CompoundAssignOperatorClass;
1735
1736   case OO_SlashEqual:
1737     BinaryOp = BO_DivAssign;
1738     return Stmt::CompoundAssignOperatorClass;
1739
1740   case OO_PercentEqual:
1741     BinaryOp = BO_RemAssign;
1742     return Stmt::CompoundAssignOperatorClass;
1743
1744   case OO_CaretEqual:
1745     BinaryOp = BO_XorAssign;
1746     return Stmt::CompoundAssignOperatorClass;
1747
1748   case OO_AmpEqual:
1749     BinaryOp = BO_AndAssign;
1750     return Stmt::CompoundAssignOperatorClass;
1751
1752   case OO_PipeEqual:
1753     BinaryOp = BO_OrAssign;
1754     return Stmt::CompoundAssignOperatorClass;
1755
1756   case OO_LessLess:
1757     BinaryOp = BO_Shl;
1758     return Stmt::BinaryOperatorClass;
1759
1760   case OO_GreaterGreater:
1761     BinaryOp = BO_Shr;
1762     return Stmt::BinaryOperatorClass;
1763
1764   case OO_LessLessEqual:
1765     BinaryOp = BO_ShlAssign;
1766     return Stmt::CompoundAssignOperatorClass;
1767
1768   case OO_GreaterGreaterEqual:
1769     BinaryOp = BO_ShrAssign;
1770     return Stmt::CompoundAssignOperatorClass;
1771
1772   case OO_EqualEqual:
1773     BinaryOp = BO_EQ;
1774     return Stmt::BinaryOperatorClass;
1775
1776   case OO_ExclaimEqual:
1777     BinaryOp = BO_NE;
1778     return Stmt::BinaryOperatorClass;
1779
1780   case OO_LessEqual:
1781     BinaryOp = BO_LE;
1782     return Stmt::BinaryOperatorClass;
1783
1784   case OO_GreaterEqual:
1785     BinaryOp = BO_GE;
1786     return Stmt::BinaryOperatorClass;
1787
1788   case OO_Spaceship:
1789     BinaryOp = BO_Cmp;
1790     return Stmt::BinaryOperatorClass;
1791
1792   case OO_AmpAmp:
1793     BinaryOp = BO_LAnd;
1794     return Stmt::BinaryOperatorClass;
1795
1796   case OO_PipePipe:
1797     BinaryOp = BO_LOr;
1798     return Stmt::BinaryOperatorClass;
1799
1800   case OO_PlusPlus:
1801     UnaryOp = S->getNumArgs() == 1? UO_PreInc
1802                                   : UO_PostInc;
1803     return Stmt::UnaryOperatorClass;
1804
1805   case OO_MinusMinus:
1806     UnaryOp = S->getNumArgs() == 1? UO_PreDec
1807                                   : UO_PostDec;
1808     return Stmt::UnaryOperatorClass;
1809
1810   case OO_Comma:
1811     BinaryOp = BO_Comma;
1812     return Stmt::BinaryOperatorClass;
1813
1814   case OO_ArrowStar:
1815     BinaryOp = BO_PtrMemI;
1816     return Stmt::BinaryOperatorClass;
1817
1818   case OO_Subscript:
1819     return Stmt::ArraySubscriptExprClass;
1820
1821   case OO_Call:
1822     return Stmt::CallExprClass;
1823
1824   case OO_Coawait:
1825     UnaryOp = UO_Coawait;
1826     return Stmt::UnaryOperatorClass;
1827   }
1828
1829   llvm_unreachable("Invalid overloaded operator expression");
1830 }
1831
1832 #if defined(_MSC_VER) && !defined(__clang__)
1833 #if _MSC_VER == 1911
1834 // Work around https://developercommunity.visualstudio.com/content/problem/84002/clang-cl-when-built-with-vc-2017-crashes-cause-vc.html
1835 // MSVC 2017 update 3 miscompiles this function, and a clang built with it
1836 // will crash in stage 2 of a bootstrap build.
1837 #pragma optimize("", off)
1838 #endif
1839 #endif
1840
1841 void StmtProfiler::VisitCXXOperatorCallExpr(const CXXOperatorCallExpr *S) {
1842   if (S->isTypeDependent()) {
1843     // Type-dependent operator calls are profiled like their underlying
1844     // syntactic operator.
1845     //
1846     // An operator call to operator-> is always implicit, so just skip it. The
1847     // enclosing MemberExpr will profile the actual member access.
1848     if (S->getOperator() == OO_Arrow)
1849       return Visit(S->getArg(0));
1850
1851     UnaryOperatorKind UnaryOp = UO_Extension;
1852     BinaryOperatorKind BinaryOp = BO_Comma;
1853     Stmt::StmtClass SC = DecodeOperatorCall(S, UnaryOp, BinaryOp);
1854
1855     ID.AddInteger(SC);
1856     for (unsigned I = 0, N = S->getNumArgs(); I != N; ++I)
1857       Visit(S->getArg(I));
1858     if (SC == Stmt::UnaryOperatorClass)
1859       ID.AddInteger(UnaryOp);
1860     else if (SC == Stmt::BinaryOperatorClass ||
1861              SC == Stmt::CompoundAssignOperatorClass)
1862       ID.AddInteger(BinaryOp);
1863     else
1864       assert(SC == Stmt::ArraySubscriptExprClass || SC == Stmt::CallExprClass);
1865
1866     return;
1867   }
1868
1869   VisitCallExpr(S);
1870   ID.AddInteger(S->getOperator());
1871 }
1872
1873 void StmtProfiler::VisitCXXRewrittenBinaryOperator(
1874     const CXXRewrittenBinaryOperator *S) {
1875   // If a rewritten operator were ever to be type-dependent, we should profile
1876   // it following its syntactic operator.
1877   assert(!S->isTypeDependent() &&
1878          "resolved rewritten operator should never be type-dependent");
1879   ID.AddBoolean(S->isReversed());
1880   VisitExpr(S->getSemanticForm());
1881 }
1882
1883 #if defined(_MSC_VER) && !defined(__clang__)
1884 #if _MSC_VER == 1911
1885 #pragma optimize("", on)
1886 #endif
1887 #endif
1888
1889 void StmtProfiler::VisitCXXMemberCallExpr(const CXXMemberCallExpr *S) {
1890   VisitCallExpr(S);
1891 }
1892
1893 void StmtProfiler::VisitCUDAKernelCallExpr(const CUDAKernelCallExpr *S) {
1894   VisitCallExpr(S);
1895 }
1896
1897 void StmtProfiler::VisitAsTypeExpr(const AsTypeExpr *S) {
1898   VisitExpr(S);
1899 }
1900
1901 void StmtProfiler::VisitCXXNamedCastExpr(const CXXNamedCastExpr *S) {
1902   VisitExplicitCastExpr(S);
1903 }
1904
1905 void StmtProfiler::VisitCXXStaticCastExpr(const CXXStaticCastExpr *S) {
1906   VisitCXXNamedCastExpr(S);
1907 }
1908
1909 void StmtProfiler::VisitCXXDynamicCastExpr(const CXXDynamicCastExpr *S) {
1910   VisitCXXNamedCastExpr(S);
1911 }
1912
1913 void
1914 StmtProfiler::VisitCXXReinterpretCastExpr(const CXXReinterpretCastExpr *S) {
1915   VisitCXXNamedCastExpr(S);
1916 }
1917
1918 void StmtProfiler::VisitCXXConstCastExpr(const CXXConstCastExpr *S) {
1919   VisitCXXNamedCastExpr(S);
1920 }
1921
1922 void StmtProfiler::VisitBuiltinBitCastExpr(const BuiltinBitCastExpr *S) {
1923   VisitExpr(S);
1924   VisitType(S->getTypeInfoAsWritten()->getType());
1925 }
1926
1927 void StmtProfiler::VisitCXXAddrspaceCastExpr(const CXXAddrspaceCastExpr *S) {
1928   VisitCXXNamedCastExpr(S);
1929 }
1930
1931 void StmtProfiler::VisitUserDefinedLiteral(const UserDefinedLiteral *S) {
1932   VisitCallExpr(S);
1933 }
1934
1935 void StmtProfiler::VisitCXXBoolLiteralExpr(const CXXBoolLiteralExpr *S) {
1936   VisitExpr(S);
1937   ID.AddBoolean(S->getValue());
1938 }
1939
1940 void StmtProfiler::VisitCXXNullPtrLiteralExpr(const CXXNullPtrLiteralExpr *S) {
1941   VisitExpr(S);
1942 }
1943
1944 void StmtProfiler::VisitCXXStdInitializerListExpr(
1945     const CXXStdInitializerListExpr *S) {
1946   VisitExpr(S);
1947 }
1948
1949 void StmtProfiler::VisitCXXTypeidExpr(const CXXTypeidExpr *S) {
1950   VisitExpr(S);
1951   if (S->isTypeOperand())
1952     VisitType(S->getTypeOperandSourceInfo()->getType());
1953 }
1954
1955 void StmtProfiler::VisitCXXUuidofExpr(const CXXUuidofExpr *S) {
1956   VisitExpr(S);
1957   if (S->isTypeOperand())
1958     VisitType(S->getTypeOperandSourceInfo()->getType());
1959 }
1960
1961 void StmtProfiler::VisitMSPropertyRefExpr(const MSPropertyRefExpr *S) {
1962   VisitExpr(S);
1963   VisitDecl(S->getPropertyDecl());
1964 }
1965
1966 void StmtProfiler::VisitMSPropertySubscriptExpr(
1967     const MSPropertySubscriptExpr *S) {
1968   VisitExpr(S);
1969 }
1970
1971 void StmtProfiler::VisitCXXThisExpr(const CXXThisExpr *S) {
1972   VisitExpr(S);
1973   ID.AddBoolean(S->isImplicit());
1974 }
1975
1976 void StmtProfiler::VisitCXXThrowExpr(const CXXThrowExpr *S) {
1977   VisitExpr(S);
1978 }
1979
1980 void StmtProfiler::VisitCXXDefaultArgExpr(const CXXDefaultArgExpr *S) {
1981   VisitExpr(S);
1982   VisitDecl(S->getParam());
1983 }
1984
1985 void StmtProfiler::VisitCXXDefaultInitExpr(const CXXDefaultInitExpr *S) {
1986   VisitExpr(S);
1987   VisitDecl(S->getField());
1988 }
1989
1990 void StmtProfiler::VisitCXXBindTemporaryExpr(const CXXBindTemporaryExpr *S) {
1991   VisitExpr(S);
1992   VisitDecl(
1993          const_cast<CXXDestructorDecl *>(S->getTemporary()->getDestructor()));
1994 }
1995
1996 void StmtProfiler::VisitCXXConstructExpr(const CXXConstructExpr *S) {
1997   VisitExpr(S);
1998   VisitDecl(S->getConstructor());
1999   ID.AddBoolean(S->isElidable());
2000 }
2001
2002 void StmtProfiler::VisitCXXInheritedCtorInitExpr(
2003     const CXXInheritedCtorInitExpr *S) {
2004   VisitExpr(S);
2005   VisitDecl(S->getConstructor());
2006 }
2007
2008 void StmtProfiler::VisitCXXFunctionalCastExpr(const CXXFunctionalCastExpr *S) {
2009   VisitExplicitCastExpr(S);
2010 }
2011
2012 void
2013 StmtProfiler::VisitCXXTemporaryObjectExpr(const CXXTemporaryObjectExpr *S) {
2014   VisitCXXConstructExpr(S);
2015 }
2016
2017 void
2018 StmtProfiler::VisitLambdaExpr(const LambdaExpr *S) {
2019   // Do not recursively visit the children of this expression. Profiling the
2020   // body would result in unnecessary work, and is not safe to do during
2021   // deserialization.
2022   VisitStmtNoChildren(S);
2023
2024   // C++20 [temp.over.link]p5:
2025   //   Two lambda-expressions are never considered equivalent.
2026   VisitDecl(S->getLambdaClass());
2027 }
2028
2029 void
2030 StmtProfiler::VisitCXXScalarValueInitExpr(const CXXScalarValueInitExpr *S) {
2031   VisitExpr(S);
2032 }
2033
2034 void StmtProfiler::VisitCXXDeleteExpr(const CXXDeleteExpr *S) {
2035   VisitExpr(S);
2036   ID.AddBoolean(S->isGlobalDelete());
2037   ID.AddBoolean(S->isArrayForm());
2038   VisitDecl(S->getOperatorDelete());
2039 }
2040
2041 void StmtProfiler::VisitCXXNewExpr(const CXXNewExpr *S) {
2042   VisitExpr(S);
2043   VisitType(S->getAllocatedType());
2044   VisitDecl(S->getOperatorNew());
2045   VisitDecl(S->getOperatorDelete());
2046   ID.AddBoolean(S->isArray());
2047   ID.AddInteger(S->getNumPlacementArgs());
2048   ID.AddBoolean(S->isGlobalNew());
2049   ID.AddBoolean(S->isParenTypeId());
2050   ID.AddInteger(S->getInitializationStyle());
2051 }
2052
2053 void
2054 StmtProfiler::VisitCXXPseudoDestructorExpr(const CXXPseudoDestructorExpr *S) {
2055   VisitExpr(S);
2056   ID.AddBoolean(S->isArrow());
2057   VisitNestedNameSpecifier(S->getQualifier());
2058   ID.AddBoolean(S->getScopeTypeInfo() != nullptr);
2059   if (S->getScopeTypeInfo())
2060     VisitType(S->getScopeTypeInfo()->getType());
2061   ID.AddBoolean(S->getDestroyedTypeInfo() != nullptr);
2062   if (S->getDestroyedTypeInfo())
2063     VisitType(S->getDestroyedType());
2064   else
2065     VisitIdentifierInfo(S->getDestroyedTypeIdentifier());
2066 }
2067
2068 void StmtProfiler::VisitOverloadExpr(const OverloadExpr *S) {
2069   VisitExpr(S);
2070   VisitNestedNameSpecifier(S->getQualifier());
2071   VisitName(S->getName(), /*TreatAsDecl*/ true);
2072   ID.AddBoolean(S->hasExplicitTemplateArgs());
2073   if (S->hasExplicitTemplateArgs())
2074     VisitTemplateArguments(S->getTemplateArgs(), S->getNumTemplateArgs());
2075 }
2076
2077 void
2078 StmtProfiler::VisitUnresolvedLookupExpr(const UnresolvedLookupExpr *S) {
2079   VisitOverloadExpr(S);
2080 }
2081
2082 void StmtProfiler::VisitTypeTraitExpr(const TypeTraitExpr *S) {
2083   VisitExpr(S);
2084   ID.AddInteger(S->getTrait());
2085   ID.AddInteger(S->getNumArgs());
2086   for (unsigned I = 0, N = S->getNumArgs(); I != N; ++I)
2087     VisitType(S->getArg(I)->getType());
2088 }
2089
2090 void StmtProfiler::VisitArrayTypeTraitExpr(const ArrayTypeTraitExpr *S) {
2091   VisitExpr(S);
2092   ID.AddInteger(S->getTrait());
2093   VisitType(S->getQueriedType());
2094 }
2095
2096 void StmtProfiler::VisitExpressionTraitExpr(const ExpressionTraitExpr *S) {
2097   VisitExpr(S);
2098   ID.AddInteger(S->getTrait());
2099   VisitExpr(S->getQueriedExpression());
2100 }
2101
2102 void StmtProfiler::VisitDependentScopeDeclRefExpr(
2103     const DependentScopeDeclRefExpr *S) {
2104   VisitExpr(S);
2105   VisitName(S->getDeclName());
2106   VisitNestedNameSpecifier(S->getQualifier());
2107   ID.AddBoolean(S->hasExplicitTemplateArgs());
2108   if (S->hasExplicitTemplateArgs())
2109     VisitTemplateArguments(S->getTemplateArgs(), S->getNumTemplateArgs());
2110 }
2111
2112 void StmtProfiler::VisitExprWithCleanups(const ExprWithCleanups *S) {
2113   VisitExpr(S);
2114 }
2115
2116 void StmtProfiler::VisitCXXUnresolvedConstructExpr(
2117     const CXXUnresolvedConstructExpr *S) {
2118   VisitExpr(S);
2119   VisitType(S->getTypeAsWritten());
2120   ID.AddInteger(S->isListInitialization());
2121 }
2122
2123 void StmtProfiler::VisitCXXDependentScopeMemberExpr(
2124     const CXXDependentScopeMemberExpr *S) {
2125   ID.AddBoolean(S->isImplicitAccess());
2126   if (!S->isImplicitAccess()) {
2127     VisitExpr(S);
2128     ID.AddBoolean(S->isArrow());
2129   }
2130   VisitNestedNameSpecifier(S->getQualifier());
2131   VisitName(S->getMember());
2132   ID.AddBoolean(S->hasExplicitTemplateArgs());
2133   if (S->hasExplicitTemplateArgs())
2134     VisitTemplateArguments(S->getTemplateArgs(), S->getNumTemplateArgs());
2135 }
2136
2137 void StmtProfiler::VisitUnresolvedMemberExpr(const UnresolvedMemberExpr *S) {
2138   ID.AddBoolean(S->isImplicitAccess());
2139   if (!S->isImplicitAccess()) {
2140     VisitExpr(S);
2141     ID.AddBoolean(S->isArrow());
2142   }
2143   VisitNestedNameSpecifier(S->getQualifier());
2144   VisitName(S->getMemberName());
2145   ID.AddBoolean(S->hasExplicitTemplateArgs());
2146   if (S->hasExplicitTemplateArgs())
2147     VisitTemplateArguments(S->getTemplateArgs(), S->getNumTemplateArgs());
2148 }
2149
2150 void StmtProfiler::VisitCXXNoexceptExpr(const CXXNoexceptExpr *S) {
2151   VisitExpr(S);
2152 }
2153
2154 void StmtProfiler::VisitPackExpansionExpr(const PackExpansionExpr *S) {
2155   VisitExpr(S);
2156 }
2157
2158 void StmtProfiler::VisitSizeOfPackExpr(const SizeOfPackExpr *S) {
2159   VisitExpr(S);
2160   VisitDecl(S->getPack());
2161   if (S->isPartiallySubstituted()) {
2162     auto Args = S->getPartialArguments();
2163     ID.AddInteger(Args.size());
2164     for (const auto &TA : Args)
2165       VisitTemplateArgument(TA);
2166   } else {
2167     ID.AddInteger(0);
2168   }
2169 }
2170
2171 void StmtProfiler::VisitSubstNonTypeTemplateParmPackExpr(
2172     const SubstNonTypeTemplateParmPackExpr *S) {
2173   VisitExpr(S);
2174   VisitDecl(S->getParameterPack());
2175   VisitTemplateArgument(S->getArgumentPack());
2176 }
2177
2178 void StmtProfiler::VisitSubstNonTypeTemplateParmExpr(
2179     const SubstNonTypeTemplateParmExpr *E) {
2180   // Profile exactly as the replacement expression.
2181   Visit(E->getReplacement());
2182 }
2183
2184 void StmtProfiler::VisitFunctionParmPackExpr(const FunctionParmPackExpr *S) {
2185   VisitExpr(S);
2186   VisitDecl(S->getParameterPack());
2187   ID.AddInteger(S->getNumExpansions());
2188   for (FunctionParmPackExpr::iterator I = S->begin(), E = S->end(); I != E; ++I)
2189     VisitDecl(*I);
2190 }
2191
2192 void StmtProfiler::VisitMaterializeTemporaryExpr(
2193                                            const MaterializeTemporaryExpr *S) {
2194   VisitExpr(S);
2195 }
2196
2197 void StmtProfiler::VisitCXXFoldExpr(const CXXFoldExpr *S) {
2198   VisitExpr(S);
2199   ID.AddInteger(S->getOperator());
2200 }
2201
2202 void StmtProfiler::VisitCXXParenListInitExpr(const CXXParenListInitExpr *S) {
2203   VisitExpr(S);
2204 }
2205
2206 void StmtProfiler::VisitCoroutineBodyStmt(const CoroutineBodyStmt *S) {
2207   VisitStmt(S);
2208 }
2209
2210 void StmtProfiler::VisitCoreturnStmt(const CoreturnStmt *S) {
2211   VisitStmt(S);
2212 }
2213
2214 void StmtProfiler::VisitCoawaitExpr(const CoawaitExpr *S) {
2215   VisitExpr(S);
2216 }
2217
2218 void StmtProfiler::VisitDependentCoawaitExpr(const DependentCoawaitExpr *S) {
2219   VisitExpr(S);
2220 }
2221
2222 void StmtProfiler::VisitCoyieldExpr(const CoyieldExpr *S) {
2223   VisitExpr(S);
2224 }
2225
2226 void StmtProfiler::VisitOpaqueValueExpr(const OpaqueValueExpr *E) {
2227   VisitExpr(E);
2228 }
2229
2230 void StmtProfiler::VisitTypoExpr(const TypoExpr *E) {
2231   VisitExpr(E);
2232 }
2233
2234 void StmtProfiler::VisitSourceLocExpr(const SourceLocExpr *E) {
2235   VisitExpr(E);
2236 }
2237
2238 void StmtProfiler::VisitRecoveryExpr(const RecoveryExpr *E) { VisitExpr(E); }
2239
2240 void StmtProfiler::VisitObjCStringLiteral(const ObjCStringLiteral *S) {
2241   VisitExpr(S);
2242 }
2243
2244 void StmtProfiler::VisitObjCBoxedExpr(const ObjCBoxedExpr *E) {
2245   VisitExpr(E);
2246 }
2247
2248 void StmtProfiler::VisitObjCArrayLiteral(const ObjCArrayLiteral *E) {
2249   VisitExpr(E);
2250 }
2251
2252 void StmtProfiler::VisitObjCDictionaryLiteral(const ObjCDictionaryLiteral *E) {
2253   VisitExpr(E);
2254 }
2255
2256 void StmtProfiler::VisitObjCEncodeExpr(const ObjCEncodeExpr *S) {
2257   VisitExpr(S);
2258   VisitType(S->getEncodedType());
2259 }
2260
2261 void StmtProfiler::VisitObjCSelectorExpr(const ObjCSelectorExpr *S) {
2262   VisitExpr(S);
2263   VisitName(S->getSelector());
2264 }
2265
2266 void StmtProfiler::VisitObjCProtocolExpr(const ObjCProtocolExpr *S) {
2267   VisitExpr(S);
2268   VisitDecl(S->getProtocol());
2269 }
2270
2271 void StmtProfiler::VisitObjCIvarRefExpr(const ObjCIvarRefExpr *S) {
2272   VisitExpr(S);
2273   VisitDecl(S->getDecl());
2274   ID.AddBoolean(S->isArrow());
2275   ID.AddBoolean(S->isFreeIvar());
2276 }
2277
2278 void StmtProfiler::VisitObjCPropertyRefExpr(const ObjCPropertyRefExpr *S) {
2279   VisitExpr(S);
2280   if (S->isImplicitProperty()) {
2281     VisitDecl(S->getImplicitPropertyGetter());
2282     VisitDecl(S->getImplicitPropertySetter());
2283   } else {
2284     VisitDecl(S->getExplicitProperty());
2285   }
2286   if (S->isSuperReceiver()) {
2287     ID.AddBoolean(S->isSuperReceiver());
2288     VisitType(S->getSuperReceiverType());
2289   }
2290 }
2291
2292 void StmtProfiler::VisitObjCSubscriptRefExpr(const ObjCSubscriptRefExpr *S) {
2293   VisitExpr(S);
2294   VisitDecl(S->getAtIndexMethodDecl());
2295   VisitDecl(S->setAtIndexMethodDecl());
2296 }
2297
2298 void StmtProfiler::VisitObjCMessageExpr(const ObjCMessageExpr *S) {
2299   VisitExpr(S);
2300   VisitName(S->getSelector());
2301   VisitDecl(S->getMethodDecl());
2302 }
2303
2304 void StmtProfiler::VisitObjCIsaExpr(const ObjCIsaExpr *S) {
2305   VisitExpr(S);
2306   ID.AddBoolean(S->isArrow());
2307 }
2308
2309 void StmtProfiler::VisitObjCBoolLiteralExpr(const ObjCBoolLiteralExpr *S) {
2310   VisitExpr(S);
2311   ID.AddBoolean(S->getValue());
2312 }
2313
2314 void StmtProfiler::VisitObjCIndirectCopyRestoreExpr(
2315     const ObjCIndirectCopyRestoreExpr *S) {
2316   VisitExpr(S);
2317   ID.AddBoolean(S->shouldCopy());
2318 }
2319
2320 void StmtProfiler::VisitObjCBridgedCastExpr(const ObjCBridgedCastExpr *S) {
2321   VisitExplicitCastExpr(S);
2322   ID.AddBoolean(S->getBridgeKind());
2323 }
2324
2325 void StmtProfiler::VisitObjCAvailabilityCheckExpr(
2326     const ObjCAvailabilityCheckExpr *S) {
2327   VisitExpr(S);
2328 }
2329
2330 void StmtProfiler::VisitTemplateArguments(const TemplateArgumentLoc *Args,
2331                                           unsigned NumArgs) {
2332   ID.AddInteger(NumArgs);
2333   for (unsigned I = 0; I != NumArgs; ++I)
2334     VisitTemplateArgument(Args[I].getArgument());
2335 }
2336
2337 void StmtProfiler::VisitTemplateArgument(const TemplateArgument &Arg) {
2338   // Mostly repetitive with TemplateArgument::Profile!
2339   ID.AddInteger(Arg.getKind());
2340   switch (Arg.getKind()) {
2341   case TemplateArgument::Null:
2342     break;
2343
2344   case TemplateArgument::Type:
2345     VisitType(Arg.getAsType());
2346     break;
2347
2348   case TemplateArgument::Template:
2349   case TemplateArgument::TemplateExpansion:
2350     VisitTemplateName(Arg.getAsTemplateOrTemplatePattern());
2351     break;
2352
2353   case TemplateArgument::Declaration:
2354     VisitType(Arg.getParamTypeForDecl());
2355     // FIXME: Do we need to recursively decompose template parameter objects?
2356     VisitDecl(Arg.getAsDecl());
2357     break;
2358
2359   case TemplateArgument::NullPtr:
2360     VisitType(Arg.getNullPtrType());
2361     break;
2362
2363   case TemplateArgument::Integral:
2364     VisitType(Arg.getIntegralType());
2365     Arg.getAsIntegral().Profile(ID);
2366     break;
2367
2368   case TemplateArgument::Expression:
2369     Visit(Arg.getAsExpr());
2370     break;
2371
2372   case TemplateArgument::Pack:
2373     for (const auto &P : Arg.pack_elements())
2374       VisitTemplateArgument(P);
2375     break;
2376   }
2377 }
2378
2379 void Stmt::Profile(llvm::FoldingSetNodeID &ID, const ASTContext &Context,
2380                    bool Canonical) const {
2381   StmtProfilerWithPointers Profiler(ID, Context, Canonical);
2382   Profiler.Visit(this);
2383 }
2384
2385 void Stmt::ProcessODRHash(llvm::FoldingSetNodeID &ID,
2386                           class ODRHash &Hash) const {
2387   StmtProfilerWithoutPointers Profiler(ID, Hash);
2388   Profiler.Visit(this);
2389 }