1//===---- StmtProfile.cpp - Profile implementation for Stmt ASTs ----------===// 2// 3// The LLVM Compiler Infrastructure 4// 5// This file is distributed under the University of Illinois Open Source 6// License. See LICENSE.TXT for details. 7// 8//===----------------------------------------------------------------------===// 9// 10// This file implements the Stmt::Profile method, which builds a unique bit 11// representation that identifies a statement/expression. 12// 13//===----------------------------------------------------------------------===// 14#include "clang/AST/ASTContext.h" 15#include "clang/AST/DeclCXX.h" 16#include "clang/AST/DeclObjC.h" 17#include "clang/AST/DeclTemplate.h" 18#include "clang/AST/Expr.h" 19#include "clang/AST/ExprCXX.h" 20#include "clang/AST/ExprObjC.h" 21#include "clang/AST/ExprOpenMP.h" 22#include "clang/AST/StmtVisitor.h" 23#include "llvm/ADT/FoldingSet.h" 24using namespace clang; 25 26namespace { 27 class StmtProfiler : public ConstStmtVisitor<StmtProfiler> { 28 llvm::FoldingSetNodeID &ID; 29 const ASTContext &Context; 30 bool Canonical; 31 32 public: 33 StmtProfiler(llvm::FoldingSetNodeID &ID, const ASTContext &Context, 34 bool Canonical) 35 : ID(ID), Context(Context), Canonical(Canonical) { } 36 37 void VisitStmt(const Stmt *S); 38 39#define STMT(Node, Base) void Visit##Node(const Node *S); 40#include "clang/AST/StmtNodes.inc" 41 42 /// \brief Visit a declaration that is referenced within an expression 43 /// or statement. 44 void VisitDecl(const Decl *D); 45 46 /// \brief Visit a type that is referenced within an expression or 47 /// statement. 48 void VisitType(QualType T); 49 50 /// \brief Visit a name that occurs within an expression or statement. 51 void VisitName(DeclarationName Name); 52 53 /// \brief Visit a nested-name-specifier that occurs within an expression 54 /// or statement. 55 void VisitNestedNameSpecifier(NestedNameSpecifier *NNS); 56 57 /// \brief Visit a template name that occurs within an expression or 58 /// statement. 59 void VisitTemplateName(TemplateName Name); 60 61 /// \brief Visit template arguments that occur within an expression or 62 /// statement. 63 void VisitTemplateArguments(const TemplateArgumentLoc *Args, 64 unsigned NumArgs); 65 66 /// \brief Visit a single template argument. 67 void VisitTemplateArgument(const TemplateArgument &Arg); 68 }; 69} 70 71void StmtProfiler::VisitStmt(const Stmt *S) { 72 ID.AddInteger(S->getStmtClass()); 73 for (const Stmt *SubStmt : S->children()) { 74 if (SubStmt) 75 Visit(SubStmt); 76 else 77 ID.AddInteger(0); 78 } 79} 80 81void StmtProfiler::VisitDeclStmt(const DeclStmt *S) { 82 VisitStmt(S); 83 for (const auto *D : S->decls()) 84 VisitDecl(D); 85} 86 87void StmtProfiler::VisitNullStmt(const NullStmt *S) { 88 VisitStmt(S); 89} 90 91void StmtProfiler::VisitCompoundStmt(const CompoundStmt *S) { 92 VisitStmt(S); 93} 94 95void StmtProfiler::VisitSwitchCase(const SwitchCase *S) { 96 VisitStmt(S); 97} 98 99void StmtProfiler::VisitCaseStmt(const CaseStmt *S) { 100 VisitStmt(S); 101} 102 103void StmtProfiler::VisitDefaultStmt(const DefaultStmt *S) { 104 VisitStmt(S); 105} 106 107void StmtProfiler::VisitLabelStmt(const LabelStmt *S) { 108 VisitStmt(S); 109 VisitDecl(S->getDecl()); 110} 111 112void StmtProfiler::VisitAttributedStmt(const AttributedStmt *S) { 113 VisitStmt(S); 114 // TODO: maybe visit attributes? 115} 116 117void StmtProfiler::VisitIfStmt(const IfStmt *S) { 118 VisitStmt(S); 119 VisitDecl(S->getConditionVariable()); 120} 121 122void StmtProfiler::VisitSwitchStmt(const SwitchStmt *S) { 123 VisitStmt(S); 124 VisitDecl(S->getConditionVariable()); 125} 126 127void StmtProfiler::VisitWhileStmt(const WhileStmt *S) { 128 VisitStmt(S); 129 VisitDecl(S->getConditionVariable()); 130} 131 132void StmtProfiler::VisitDoStmt(const DoStmt *S) { 133 VisitStmt(S); 134} 135 136void StmtProfiler::VisitForStmt(const ForStmt *S) { 137 VisitStmt(S); 138} 139 140void StmtProfiler::VisitGotoStmt(const GotoStmt *S) { 141 VisitStmt(S); 142 VisitDecl(S->getLabel()); 143} 144 145void StmtProfiler::VisitIndirectGotoStmt(const IndirectGotoStmt *S) { 146 VisitStmt(S); 147} 148 149void StmtProfiler::VisitContinueStmt(const ContinueStmt *S) { 150 VisitStmt(S); 151} 152 153void StmtProfiler::VisitBreakStmt(const BreakStmt *S) { 154 VisitStmt(S); 155} 156 157void StmtProfiler::VisitReturnStmt(const ReturnStmt *S) { 158 VisitStmt(S); 159} 160 161void StmtProfiler::VisitGCCAsmStmt(const GCCAsmStmt *S) { 162 VisitStmt(S); 163 ID.AddBoolean(S->isVolatile()); 164 ID.AddBoolean(S->isSimple()); 165 VisitStringLiteral(S->getAsmString()); 166 ID.AddInteger(S->getNumOutputs()); 167 for (unsigned I = 0, N = S->getNumOutputs(); I != N; ++I) { 168 ID.AddString(S->getOutputName(I)); 169 VisitStringLiteral(S->getOutputConstraintLiteral(I)); 170 } 171 ID.AddInteger(S->getNumInputs()); 172 for (unsigned I = 0, N = S->getNumInputs(); I != N; ++I) { 173 ID.AddString(S->getInputName(I)); 174 VisitStringLiteral(S->getInputConstraintLiteral(I)); 175 } 176 ID.AddInteger(S->getNumClobbers()); 177 for (unsigned I = 0, N = S->getNumClobbers(); I != N; ++I) 178 VisitStringLiteral(S->getClobberStringLiteral(I)); 179} 180 181void StmtProfiler::VisitMSAsmStmt(const MSAsmStmt *S) { 182 // FIXME: Implement MS style inline asm statement profiler. 183 VisitStmt(S); 184} 185 186void StmtProfiler::VisitCXXCatchStmt(const CXXCatchStmt *S) { 187 VisitStmt(S); 188 VisitType(S->getCaughtType()); 189} 190 191void StmtProfiler::VisitCXXTryStmt(const CXXTryStmt *S) { 192 VisitStmt(S); 193} 194 195void StmtProfiler::VisitCXXForRangeStmt(const CXXForRangeStmt *S) { 196 VisitStmt(S); 197} 198 199void StmtProfiler::VisitMSDependentExistsStmt(const MSDependentExistsStmt *S) { 200 VisitStmt(S); 201 ID.AddBoolean(S->isIfExists()); 202 VisitNestedNameSpecifier(S->getQualifierLoc().getNestedNameSpecifier()); 203 VisitName(S->getNameInfo().getName()); 204} 205 206void StmtProfiler::VisitSEHTryStmt(const SEHTryStmt *S) { 207 VisitStmt(S); 208} 209 210void StmtProfiler::VisitSEHFinallyStmt(const SEHFinallyStmt *S) { 211 VisitStmt(S); 212} 213 214void StmtProfiler::VisitSEHExceptStmt(const SEHExceptStmt *S) { 215 VisitStmt(S); 216} 217 218void StmtProfiler::VisitSEHLeaveStmt(const SEHLeaveStmt *S) { 219 VisitStmt(S); 220} 221 222void StmtProfiler::VisitCapturedStmt(const CapturedStmt *S) { 223 VisitStmt(S); 224} 225 226void StmtProfiler::VisitObjCForCollectionStmt(const ObjCForCollectionStmt *S) { 227 VisitStmt(S); 228} 229 230void StmtProfiler::VisitObjCAtCatchStmt(const ObjCAtCatchStmt *S) { 231 VisitStmt(S); 232 ID.AddBoolean(S->hasEllipsis()); 233 if (S->getCatchParamDecl()) 234 VisitType(S->getCatchParamDecl()->getType()); 235} 236 237void StmtProfiler::VisitObjCAtFinallyStmt(const ObjCAtFinallyStmt *S) { 238 VisitStmt(S); 239} 240 241void StmtProfiler::VisitObjCAtTryStmt(const ObjCAtTryStmt *S) { 242 VisitStmt(S); 243} 244 245void 246StmtProfiler::VisitObjCAtSynchronizedStmt(const ObjCAtSynchronizedStmt *S) { 247 VisitStmt(S); 248} 249 250void StmtProfiler::VisitObjCAtThrowStmt(const ObjCAtThrowStmt *S) { 251 VisitStmt(S); 252} 253 254void 255StmtProfiler::VisitObjCAutoreleasePoolStmt(const ObjCAutoreleasePoolStmt *S) { 256 VisitStmt(S); 257} 258 259namespace { 260class OMPClauseProfiler : public ConstOMPClauseVisitor<OMPClauseProfiler> { 261 StmtProfiler *Profiler; 262 /// \brief Process clauses with list of variables. 263 template <typename T> 264 void VisitOMPClauseList(T *Node); 265 266public: 267 OMPClauseProfiler(StmtProfiler *P) : Profiler(P) { } 268#define OPENMP_CLAUSE(Name, Class) \ 269 void Visit##Class(const Class *C); 270#include "clang/Basic/OpenMPKinds.def" 271}; 272 273void OMPClauseProfiler::VisitOMPIfClause(const OMPIfClause *C) { 274 if (C->getCondition()) 275 Profiler->VisitStmt(C->getCondition()); 276} 277 278void OMPClauseProfiler::VisitOMPFinalClause(const OMPFinalClause *C) { 279 if (C->getCondition()) 280 Profiler->VisitStmt(C->getCondition()); 281} 282 283void OMPClauseProfiler::VisitOMPNumThreadsClause(const OMPNumThreadsClause *C) { 284 if (C->getNumThreads()) 285 Profiler->VisitStmt(C->getNumThreads()); 286} 287 288void OMPClauseProfiler::VisitOMPSafelenClause(const OMPSafelenClause *C) { 289 if (C->getSafelen()) 290 Profiler->VisitStmt(C->getSafelen()); 291} 292 293void OMPClauseProfiler::VisitOMPSimdlenClause(const OMPSimdlenClause *C) { 294 if (C->getSimdlen()) 295 Profiler->VisitStmt(C->getSimdlen()); 296} 297 298void OMPClauseProfiler::VisitOMPCollapseClause(const OMPCollapseClause *C) { 299 if (C->getNumForLoops()) 300 Profiler->VisitStmt(C->getNumForLoops()); 301} 302 303void OMPClauseProfiler::VisitOMPDefaultClause(const OMPDefaultClause *C) { } 304 305void OMPClauseProfiler::VisitOMPProcBindClause(const OMPProcBindClause *C) { } 306 307void OMPClauseProfiler::VisitOMPScheduleClause(const OMPScheduleClause *C) { 308 if (C->getChunkSize()) { 309 Profiler->VisitStmt(C->getChunkSize()); 310 if (C->getHelperChunkSize()) { 311 Profiler->VisitStmt(C->getChunkSize()); 312 } 313 } 314} 315 316void OMPClauseProfiler::VisitOMPOrderedClause(const OMPOrderedClause *C) { 317 if (auto *Num = C->getNumForLoops()) 318 Profiler->VisitStmt(Num); 319} 320 321void OMPClauseProfiler::VisitOMPNowaitClause(const OMPNowaitClause *) {} 322 323void OMPClauseProfiler::VisitOMPUntiedClause(const OMPUntiedClause *) {} 324 325void OMPClauseProfiler::VisitOMPMergeableClause(const OMPMergeableClause *) {} 326 327void OMPClauseProfiler::VisitOMPReadClause(const OMPReadClause *) {} 328 329void OMPClauseProfiler::VisitOMPWriteClause(const OMPWriteClause *) {} 330 331void OMPClauseProfiler::VisitOMPUpdateClause(const OMPUpdateClause *) {} 332 333void OMPClauseProfiler::VisitOMPCaptureClause(const OMPCaptureClause *) {} 334 335void OMPClauseProfiler::VisitOMPSeqCstClause(const OMPSeqCstClause *) {} 336 337void OMPClauseProfiler::VisitOMPThreadsClause(const OMPThreadsClause *) {} 338 339void OMPClauseProfiler::VisitOMPSIMDClause(const OMPSIMDClause *) {} 340 341void OMPClauseProfiler::VisitOMPNogroupClause(const OMPNogroupClause *) {} 342 343template<typename T> 344void OMPClauseProfiler::VisitOMPClauseList(T *Node) { 345 for (auto *E : Node->varlists()) { 346 Profiler->VisitStmt(E); 347 } 348} 349 350void OMPClauseProfiler::VisitOMPPrivateClause(const OMPPrivateClause *C) { 351 VisitOMPClauseList(C); 352 for (auto *E : C->private_copies()) { 353 Profiler->VisitStmt(E); 354 } 355} 356void 357OMPClauseProfiler::VisitOMPFirstprivateClause(const OMPFirstprivateClause *C) { 358 VisitOMPClauseList(C); 359 for (auto *E : C->private_copies()) { 360 Profiler->VisitStmt(E); 361 } 362 for (auto *E : C->inits()) { 363 Profiler->VisitStmt(E); 364 } 365} 366void 367OMPClauseProfiler::VisitOMPLastprivateClause(const OMPLastprivateClause *C) { 368 VisitOMPClauseList(C); 369 for (auto *E : C->source_exprs()) { 370 Profiler->VisitStmt(E); 371 } 372 for (auto *E : C->destination_exprs()) { 373 Profiler->VisitStmt(E); 374 } 375 for (auto *E : C->assignment_ops()) { 376 Profiler->VisitStmt(E); 377 } 378} 379void OMPClauseProfiler::VisitOMPSharedClause(const OMPSharedClause *C) { 380 VisitOMPClauseList(C); 381} 382void OMPClauseProfiler::VisitOMPReductionClause( 383 const OMPReductionClause *C) { 384 Profiler->VisitNestedNameSpecifier( 385 C->getQualifierLoc().getNestedNameSpecifier()); 386 Profiler->VisitName(C->getNameInfo().getName()); 387 VisitOMPClauseList(C); 388 for (auto *E : C->privates()) { 389 Profiler->VisitStmt(E); 390 } 391 for (auto *E : C->lhs_exprs()) { 392 Profiler->VisitStmt(E); 393 } 394 for (auto *E : C->rhs_exprs()) { 395 Profiler->VisitStmt(E); 396 } 397 for (auto *E : C->reduction_ops()) { 398 Profiler->VisitStmt(E); 399 } 400} 401void OMPClauseProfiler::VisitOMPLinearClause(const OMPLinearClause *C) { 402 VisitOMPClauseList(C); 403 for (auto *E : C->privates()) { 404 Profiler->VisitStmt(E); 405 } 406 for (auto *E : C->inits()) { 407 Profiler->VisitStmt(E); 408 } 409 for (auto *E : C->updates()) { 410 Profiler->VisitStmt(E); 411 } 412 for (auto *E : C->finals()) { 413 Profiler->VisitStmt(E); 414 } 415 Profiler->VisitStmt(C->getStep()); 416 Profiler->VisitStmt(C->getCalcStep()); 417} 418void OMPClauseProfiler::VisitOMPAlignedClause(const OMPAlignedClause *C) { 419 VisitOMPClauseList(C); 420 Profiler->VisitStmt(C->getAlignment()); 421} 422void OMPClauseProfiler::VisitOMPCopyinClause(const OMPCopyinClause *C) { 423 VisitOMPClauseList(C); 424 for (auto *E : C->source_exprs()) { 425 Profiler->VisitStmt(E); 426 } 427 for (auto *E : C->destination_exprs()) { 428 Profiler->VisitStmt(E); 429 } 430 for (auto *E : C->assignment_ops()) { 431 Profiler->VisitStmt(E); 432 } 433} 434void 435OMPClauseProfiler::VisitOMPCopyprivateClause(const OMPCopyprivateClause *C) { 436 VisitOMPClauseList(C); 437 for (auto *E : C->source_exprs()) { 438 Profiler->VisitStmt(E); 439 } 440 for (auto *E : C->destination_exprs()) { 441 Profiler->VisitStmt(E); 442 } 443 for (auto *E : C->assignment_ops()) { 444 Profiler->VisitStmt(E); 445 } 446} 447void OMPClauseProfiler::VisitOMPFlushClause(const OMPFlushClause *C) { 448 VisitOMPClauseList(C); 449} 450void OMPClauseProfiler::VisitOMPDependClause(const OMPDependClause *C) { 451 VisitOMPClauseList(C); 452} 453void OMPClauseProfiler::VisitOMPDeviceClause(const OMPDeviceClause *C) { 454 Profiler->VisitStmt(C->getDevice()); 455} 456void OMPClauseProfiler::VisitOMPMapClause(const OMPMapClause *C) { 457 VisitOMPClauseList(C); 458} 459void OMPClauseProfiler::VisitOMPNumTeamsClause(const OMPNumTeamsClause *C) { 460 Profiler->VisitStmt(C->getNumTeams()); 461} 462void OMPClauseProfiler::VisitOMPThreadLimitClause( 463 const OMPThreadLimitClause *C) { 464 Profiler->VisitStmt(C->getThreadLimit()); 465} 466void OMPClauseProfiler::VisitOMPPriorityClause(const OMPPriorityClause *C) { 467 Profiler->VisitStmt(C->getPriority()); 468} 469void OMPClauseProfiler::VisitOMPGrainsizeClause(const OMPGrainsizeClause *C) { 470 Profiler->VisitStmt(C->getGrainsize()); 471} 472void OMPClauseProfiler::VisitOMPNumTasksClause(const OMPNumTasksClause *C) { 473 Profiler->VisitStmt(C->getNumTasks()); 474} 475void OMPClauseProfiler::VisitOMPHintClause(const OMPHintClause *C) { 476 Profiler->VisitStmt(C->getHint()); 477} 478} 479 480void 481StmtProfiler::VisitOMPExecutableDirective(const OMPExecutableDirective *S) { 482 VisitStmt(S); 483 OMPClauseProfiler P(this); 484 ArrayRef<OMPClause *> Clauses = S->clauses(); 485 for (ArrayRef<OMPClause *>::iterator I = Clauses.begin(), E = Clauses.end(); 486 I != E; ++I) 487 if (*I) 488 P.Visit(*I); 489} 490 491void StmtProfiler::VisitOMPLoopDirective(const OMPLoopDirective *S) { 492 VisitOMPExecutableDirective(S); 493} 494 495void StmtProfiler::VisitOMPParallelDirective(const OMPParallelDirective *S) { 496 VisitOMPExecutableDirective(S); 497} 498 499void StmtProfiler::VisitOMPSimdDirective(const OMPSimdDirective *S) { 500 VisitOMPLoopDirective(S); 501} 502 503void StmtProfiler::VisitOMPForDirective(const OMPForDirective *S) { 504 VisitOMPLoopDirective(S); 505} 506 507void StmtProfiler::VisitOMPForSimdDirective(const OMPForSimdDirective *S) { 508 VisitOMPLoopDirective(S); 509} 510 511void StmtProfiler::VisitOMPSectionsDirective(const OMPSectionsDirective *S) { 512 VisitOMPExecutableDirective(S); 513} 514 515void StmtProfiler::VisitOMPSectionDirective(const OMPSectionDirective *S) { 516 VisitOMPExecutableDirective(S); 517} 518 519void StmtProfiler::VisitOMPSingleDirective(const OMPSingleDirective *S) { 520 VisitOMPExecutableDirective(S); 521} 522 523void StmtProfiler::VisitOMPMasterDirective(const OMPMasterDirective *S) { 524 VisitOMPExecutableDirective(S); 525} 526 527void StmtProfiler::VisitOMPCriticalDirective(const OMPCriticalDirective *S) { 528 VisitOMPExecutableDirective(S); 529 VisitName(S->getDirectiveName().getName()); 530} 531 532void 533StmtProfiler::VisitOMPParallelForDirective(const OMPParallelForDirective *S) { 534 VisitOMPLoopDirective(S); 535} 536 537void StmtProfiler::VisitOMPParallelForSimdDirective( 538 const OMPParallelForSimdDirective *S) { 539 VisitOMPLoopDirective(S); 540} 541 542void StmtProfiler::VisitOMPParallelSectionsDirective( 543 const OMPParallelSectionsDirective *S) { 544 VisitOMPExecutableDirective(S); 545} 546 547void StmtProfiler::VisitOMPTaskDirective(const OMPTaskDirective *S) { 548 VisitOMPExecutableDirective(S); 549} 550 551void StmtProfiler::VisitOMPTaskyieldDirective(const OMPTaskyieldDirective *S) { 552 VisitOMPExecutableDirective(S); 553} 554 555void StmtProfiler::VisitOMPBarrierDirective(const OMPBarrierDirective *S) { 556 VisitOMPExecutableDirective(S); 557} 558 559void StmtProfiler::VisitOMPTaskwaitDirective(const OMPTaskwaitDirective *S) { 560 VisitOMPExecutableDirective(S); 561} 562 563void StmtProfiler::VisitOMPTaskgroupDirective(const OMPTaskgroupDirective *S) { 564 VisitOMPExecutableDirective(S); 565} 566 567void StmtProfiler::VisitOMPFlushDirective(const OMPFlushDirective *S) { 568 VisitOMPExecutableDirective(S); 569} 570 571void StmtProfiler::VisitOMPOrderedDirective(const OMPOrderedDirective *S) { 572 VisitOMPExecutableDirective(S); 573} 574 575void StmtProfiler::VisitOMPAtomicDirective(const OMPAtomicDirective *S) { 576 VisitOMPExecutableDirective(S); 577} 578 579void StmtProfiler::VisitOMPTargetDirective(const OMPTargetDirective *S) { 580 VisitOMPExecutableDirective(S); 581} 582 583void StmtProfiler::VisitOMPTargetDataDirective(const OMPTargetDataDirective *S) { 584 VisitOMPExecutableDirective(S); 585} 586 587void StmtProfiler::VisitOMPTeamsDirective(const OMPTeamsDirective *S) { 588 VisitOMPExecutableDirective(S); 589} 590 591void StmtProfiler::VisitOMPCancellationPointDirective( 592 const OMPCancellationPointDirective *S) { 593 VisitOMPExecutableDirective(S); 594} 595 596void StmtProfiler::VisitOMPCancelDirective(const OMPCancelDirective *S) { 597 VisitOMPExecutableDirective(S); 598} 599 600void StmtProfiler::VisitOMPTaskLoopDirective(const OMPTaskLoopDirective *S) { 601 VisitOMPLoopDirective(S); 602} 603 604void StmtProfiler::VisitOMPTaskLoopSimdDirective( 605 const OMPTaskLoopSimdDirective *S) { 606 VisitOMPLoopDirective(S); 607} 608 609void StmtProfiler::VisitOMPDistributeDirective( 610 const OMPDistributeDirective *S) { 611 VisitOMPLoopDirective(S); 612} 613 614void StmtProfiler::VisitExpr(const Expr *S) { 615 VisitStmt(S); 616} 617 618void StmtProfiler::VisitDeclRefExpr(const DeclRefExpr *S) { 619 VisitExpr(S); 620 if (!Canonical) 621 VisitNestedNameSpecifier(S->getQualifier()); 622 VisitDecl(S->getDecl()); 623 if (!Canonical) 624 VisitTemplateArguments(S->getTemplateArgs(), S->getNumTemplateArgs()); 625} 626 627void StmtProfiler::VisitPredefinedExpr(const PredefinedExpr *S) { 628 VisitExpr(S); 629 ID.AddInteger(S->getIdentType()); 630} 631 632void StmtProfiler::VisitIntegerLiteral(const IntegerLiteral *S) { 633 VisitExpr(S); 634 S->getValue().Profile(ID); 635 ID.AddInteger(S->getType()->castAs<BuiltinType>()->getKind()); 636} 637 638void StmtProfiler::VisitCharacterLiteral(const CharacterLiteral *S) { 639 VisitExpr(S); 640 ID.AddInteger(S->getKind()); 641 ID.AddInteger(S->getValue()); 642} 643 644void StmtProfiler::VisitFloatingLiteral(const FloatingLiteral *S) { 645 VisitExpr(S); 646 S->getValue().Profile(ID); 647 ID.AddBoolean(S->isExact()); 648 ID.AddInteger(S->getType()->castAs<BuiltinType>()->getKind()); 649} 650 651void StmtProfiler::VisitImaginaryLiteral(const ImaginaryLiteral *S) { 652 VisitExpr(S); 653} 654 655void StmtProfiler::VisitStringLiteral(const StringLiteral *S) { 656 VisitExpr(S); 657 ID.AddString(S->getBytes()); 658 ID.AddInteger(S->getKind()); 659} 660 661void StmtProfiler::VisitParenExpr(const ParenExpr *S) { 662 VisitExpr(S); 663} 664 665void StmtProfiler::VisitParenListExpr(const ParenListExpr *S) { 666 VisitExpr(S); 667} 668 669void StmtProfiler::VisitUnaryOperator(const UnaryOperator *S) { 670 VisitExpr(S); 671 ID.AddInteger(S->getOpcode()); 672} 673 674void StmtProfiler::VisitOffsetOfExpr(const OffsetOfExpr *S) { 675 VisitType(S->getTypeSourceInfo()->getType()); 676 unsigned n = S->getNumComponents(); 677 for (unsigned i = 0; i < n; ++i) { 678 const OffsetOfExpr::OffsetOfNode& ON = S->getComponent(i); 679 ID.AddInteger(ON.getKind()); 680 switch (ON.getKind()) { 681 case OffsetOfExpr::OffsetOfNode::Array: 682 // Expressions handled below. 683 break; 684 685 case OffsetOfExpr::OffsetOfNode::Field: 686 VisitDecl(ON.getField()); 687 break; 688 689 case OffsetOfExpr::OffsetOfNode::Identifier: 690 ID.AddPointer(ON.getFieldName()); 691 break; 692 693 case OffsetOfExpr::OffsetOfNode::Base: 694 // These nodes are implicit, and therefore don't need profiling. 695 break; 696 } 697 } 698 699 VisitExpr(S); 700} 701 702void 703StmtProfiler::VisitUnaryExprOrTypeTraitExpr(const UnaryExprOrTypeTraitExpr *S) { 704 VisitExpr(S); 705 ID.AddInteger(S->getKind()); 706 if (S->isArgumentType()) 707 VisitType(S->getArgumentType()); 708} 709 710void StmtProfiler::VisitArraySubscriptExpr(const ArraySubscriptExpr *S) { 711 VisitExpr(S); 712} 713 714void StmtProfiler::VisitOMPArraySectionExpr(const OMPArraySectionExpr *S) { 715 VisitExpr(S); 716} 717 718void StmtProfiler::VisitCallExpr(const CallExpr *S) { 719 VisitExpr(S); 720} 721 722void StmtProfiler::VisitMemberExpr(const MemberExpr *S) { 723 VisitExpr(S); 724 VisitDecl(S->getMemberDecl()); 725 if (!Canonical) 726 VisitNestedNameSpecifier(S->getQualifier()); 727 ID.AddBoolean(S->isArrow()); 728} 729 730void StmtProfiler::VisitCompoundLiteralExpr(const CompoundLiteralExpr *S) { 731 VisitExpr(S); 732 ID.AddBoolean(S->isFileScope()); 733} 734 735void StmtProfiler::VisitCastExpr(const CastExpr *S) { 736 VisitExpr(S); 737} 738 739void StmtProfiler::VisitImplicitCastExpr(const ImplicitCastExpr *S) { 740 VisitCastExpr(S); 741 ID.AddInteger(S->getValueKind()); 742} 743 744void StmtProfiler::VisitExplicitCastExpr(const ExplicitCastExpr *S) { 745 VisitCastExpr(S); 746 VisitType(S->getTypeAsWritten()); 747} 748 749void StmtProfiler::VisitCStyleCastExpr(const CStyleCastExpr *S) { 750 VisitExplicitCastExpr(S); 751} 752 753void StmtProfiler::VisitBinaryOperator(const BinaryOperator *S) { 754 VisitExpr(S); 755 ID.AddInteger(S->getOpcode()); 756} 757 758void 759StmtProfiler::VisitCompoundAssignOperator(const CompoundAssignOperator *S) { 760 VisitBinaryOperator(S); 761} 762 763void StmtProfiler::VisitConditionalOperator(const ConditionalOperator *S) { 764 VisitExpr(S); 765} 766 767void StmtProfiler::VisitBinaryConditionalOperator( 768 const BinaryConditionalOperator *S) { 769 VisitExpr(S); 770} 771 772void StmtProfiler::VisitAddrLabelExpr(const AddrLabelExpr *S) { 773 VisitExpr(S); 774 VisitDecl(S->getLabel()); 775} 776 777void StmtProfiler::VisitStmtExpr(const StmtExpr *S) { 778 VisitExpr(S); 779} 780 781void StmtProfiler::VisitShuffleVectorExpr(const ShuffleVectorExpr *S) { 782 VisitExpr(S); 783} 784 785void StmtProfiler::VisitConvertVectorExpr(const ConvertVectorExpr *S) { 786 VisitExpr(S); 787} 788 789void StmtProfiler::VisitChooseExpr(const ChooseExpr *S) { 790 VisitExpr(S); 791} 792 793void StmtProfiler::VisitGNUNullExpr(const GNUNullExpr *S) { 794 VisitExpr(S); 795} 796 797void StmtProfiler::VisitVAArgExpr(const VAArgExpr *S) { 798 VisitExpr(S); 799} 800 801void StmtProfiler::VisitInitListExpr(const InitListExpr *S) { 802 if (S->getSyntacticForm()) { 803 VisitInitListExpr(S->getSyntacticForm()); 804 return; 805 } 806 807 VisitExpr(S); 808} 809 810void StmtProfiler::VisitDesignatedInitExpr(const DesignatedInitExpr *S) { 811 VisitExpr(S); 812 ID.AddBoolean(S->usesGNUSyntax()); 813 for (DesignatedInitExpr::const_designators_iterator D = 814 S->designators_begin(), DEnd = S->designators_end(); 815 D != DEnd; ++D) { 816 if (D->isFieldDesignator()) { 817 ID.AddInteger(0); 818 VisitName(D->getFieldName()); 819 continue; 820 } 821 822 if (D->isArrayDesignator()) { 823 ID.AddInteger(1); 824 } else { 825 assert(D->isArrayRangeDesignator()); 826 ID.AddInteger(2); 827 } 828 ID.AddInteger(D->getFirstExprIndex()); 829 } 830} 831 832// Seems that if VisitInitListExpr() only works on the syntactic form of an 833// InitListExpr, then a DesignatedInitUpdateExpr is not encountered. 834void StmtProfiler::VisitDesignatedInitUpdateExpr( 835 const DesignatedInitUpdateExpr *S) { 836 llvm_unreachable("Unexpected DesignatedInitUpdateExpr in syntactic form of " 837 "initializer"); 838} 839 840void StmtProfiler::VisitNoInitExpr(const NoInitExpr *S) { 841 llvm_unreachable("Unexpected NoInitExpr in syntactic form of initializer"); 842} 843 844void StmtProfiler::VisitImplicitValueInitExpr(const ImplicitValueInitExpr *S) { 845 VisitExpr(S); 846} 847 848void StmtProfiler::VisitExtVectorElementExpr(const ExtVectorElementExpr *S) { 849 VisitExpr(S); 850 VisitName(&S->getAccessor()); 851} 852 853void StmtProfiler::VisitBlockExpr(const BlockExpr *S) { 854 VisitExpr(S); 855 VisitDecl(S->getBlockDecl()); 856} 857 858void StmtProfiler::VisitGenericSelectionExpr(const GenericSelectionExpr *S) { 859 VisitExpr(S); 860 for (unsigned i = 0; i != S->getNumAssocs(); ++i) { 861 QualType T = S->getAssocType(i); 862 if (T.isNull()) 863 ID.AddPointer(nullptr); 864 else 865 VisitType(T); 866 VisitExpr(S->getAssocExpr(i)); 867 } 868} 869 870void StmtProfiler::VisitPseudoObjectExpr(const PseudoObjectExpr *S) { 871 VisitExpr(S); 872 for (PseudoObjectExpr::const_semantics_iterator 873 i = S->semantics_begin(), e = S->semantics_end(); i != e; ++i) 874 // Normally, we would not profile the source expressions of OVEs. 875 if (const OpaqueValueExpr *OVE = dyn_cast<OpaqueValueExpr>(*i)) 876 Visit(OVE->getSourceExpr()); 877} 878 879void StmtProfiler::VisitAtomicExpr(const AtomicExpr *S) { 880 VisitExpr(S); 881 ID.AddInteger(S->getOp()); 882} 883 884static Stmt::StmtClass DecodeOperatorCall(const CXXOperatorCallExpr *S, 885 UnaryOperatorKind &UnaryOp, 886 BinaryOperatorKind &BinaryOp) { 887 switch (S->getOperator()) { 888 case OO_None: 889 case OO_New: 890 case OO_Delete: 891 case OO_Array_New: 892 case OO_Array_Delete: 893 case OO_Arrow: 894 case OO_Call: 895 case OO_Conditional: 896 case OO_Coawait: 897 case NUM_OVERLOADED_OPERATORS: 898 llvm_unreachable("Invalid operator call kind"); 899 900 case OO_Plus: 901 if (S->getNumArgs() == 1) { 902 UnaryOp = UO_Plus; 903 return Stmt::UnaryOperatorClass; 904 } 905 906 BinaryOp = BO_Add; 907 return Stmt::BinaryOperatorClass; 908 909 case OO_Minus: 910 if (S->getNumArgs() == 1) { 911 UnaryOp = UO_Minus; 912 return Stmt::UnaryOperatorClass; 913 } 914 915 BinaryOp = BO_Sub; 916 return Stmt::BinaryOperatorClass; 917 918 case OO_Star: 919 if (S->getNumArgs() == 1) { 920 UnaryOp = UO_Deref; 921 return Stmt::UnaryOperatorClass; 922 } 923 924 BinaryOp = BO_Mul; 925 return Stmt::BinaryOperatorClass; 926 927 case OO_Slash: 928 BinaryOp = BO_Div; 929 return Stmt::BinaryOperatorClass; 930 931 case OO_Percent: 932 BinaryOp = BO_Rem; 933 return Stmt::BinaryOperatorClass; 934 935 case OO_Caret: 936 BinaryOp = BO_Xor; 937 return Stmt::BinaryOperatorClass; 938 939 case OO_Amp: 940 if (S->getNumArgs() == 1) { 941 UnaryOp = UO_AddrOf; 942 return Stmt::UnaryOperatorClass; 943 } 944 945 BinaryOp = BO_And; 946 return Stmt::BinaryOperatorClass; 947 948 case OO_Pipe: 949 BinaryOp = BO_Or; 950 return Stmt::BinaryOperatorClass; 951 952 case OO_Tilde: 953 UnaryOp = UO_Not; 954 return Stmt::UnaryOperatorClass; 955 956 case OO_Exclaim: 957 UnaryOp = UO_LNot; 958 return Stmt::UnaryOperatorClass; 959 960 case OO_Equal: 961 BinaryOp = BO_Assign; 962 return Stmt::BinaryOperatorClass; 963 964 case OO_Less: 965 BinaryOp = BO_LT; 966 return Stmt::BinaryOperatorClass; 967 968 case OO_Greater: 969 BinaryOp = BO_GT; 970 return Stmt::BinaryOperatorClass; 971 972 case OO_PlusEqual: 973 BinaryOp = BO_AddAssign; 974 return Stmt::CompoundAssignOperatorClass; 975 976 case OO_MinusEqual: 977 BinaryOp = BO_SubAssign; 978 return Stmt::CompoundAssignOperatorClass; 979 980 case OO_StarEqual: 981 BinaryOp = BO_MulAssign; 982 return Stmt::CompoundAssignOperatorClass; 983 984 case OO_SlashEqual: 985 BinaryOp = BO_DivAssign; 986 return Stmt::CompoundAssignOperatorClass; 987 988 case OO_PercentEqual: 989 BinaryOp = BO_RemAssign; 990 return Stmt::CompoundAssignOperatorClass; 991 992 case OO_CaretEqual: 993 BinaryOp = BO_XorAssign; 994 return Stmt::CompoundAssignOperatorClass; 995 996 case OO_AmpEqual: 997 BinaryOp = BO_AndAssign; 998 return Stmt::CompoundAssignOperatorClass; 999 1000 case OO_PipeEqual: 1001 BinaryOp = BO_OrAssign; 1002 return Stmt::CompoundAssignOperatorClass; 1003 1004 case OO_LessLess: 1005 BinaryOp = BO_Shl; 1006 return Stmt::BinaryOperatorClass; 1007 1008 case OO_GreaterGreater: 1009 BinaryOp = BO_Shr; 1010 return Stmt::BinaryOperatorClass; 1011 1012 case OO_LessLessEqual: 1013 BinaryOp = BO_ShlAssign; 1014 return Stmt::CompoundAssignOperatorClass; 1015 1016 case OO_GreaterGreaterEqual: 1017 BinaryOp = BO_ShrAssign; 1018 return Stmt::CompoundAssignOperatorClass; 1019 1020 case OO_EqualEqual: 1021 BinaryOp = BO_EQ; 1022 return Stmt::BinaryOperatorClass; 1023 1024 case OO_ExclaimEqual: 1025 BinaryOp = BO_NE; 1026 return Stmt::BinaryOperatorClass; 1027 1028 case OO_LessEqual: 1029 BinaryOp = BO_LE; 1030 return Stmt::BinaryOperatorClass; 1031 1032 case OO_GreaterEqual: 1033 BinaryOp = BO_GE; 1034 return Stmt::BinaryOperatorClass; 1035 1036 case OO_AmpAmp: 1037 BinaryOp = BO_LAnd; 1038 return Stmt::BinaryOperatorClass; 1039 1040 case OO_PipePipe: 1041 BinaryOp = BO_LOr; 1042 return Stmt::BinaryOperatorClass; 1043 1044 case OO_PlusPlus: 1045 UnaryOp = S->getNumArgs() == 1? UO_PreInc 1046 : UO_PostInc; 1047 return Stmt::UnaryOperatorClass; 1048 1049 case OO_MinusMinus: 1050 UnaryOp = S->getNumArgs() == 1? UO_PreDec 1051 : UO_PostDec; 1052 return Stmt::UnaryOperatorClass; 1053 1054 case OO_Comma: 1055 BinaryOp = BO_Comma; 1056 return Stmt::BinaryOperatorClass; 1057 1058 case OO_ArrowStar: 1059 BinaryOp = BO_PtrMemI; 1060 return Stmt::BinaryOperatorClass; 1061 1062 case OO_Subscript: 1063 return Stmt::ArraySubscriptExprClass; 1064 } 1065 1066 llvm_unreachable("Invalid overloaded operator expression"); 1067} 1068 1069void StmtProfiler::VisitCXXOperatorCallExpr(const CXXOperatorCallExpr *S) { 1070 if (S->isTypeDependent()) { 1071 // Type-dependent operator calls are profiled like their underlying 1072 // syntactic operator. 1073 UnaryOperatorKind UnaryOp = UO_Extension; 1074 BinaryOperatorKind BinaryOp = BO_Comma; 1075 Stmt::StmtClass SC = DecodeOperatorCall(S, UnaryOp, BinaryOp); 1076 1077 ID.AddInteger(SC); 1078 for (unsigned I = 0, N = S->getNumArgs(); I != N; ++I) 1079 Visit(S->getArg(I)); 1080 if (SC == Stmt::UnaryOperatorClass) 1081 ID.AddInteger(UnaryOp); 1082 else if (SC == Stmt::BinaryOperatorClass || 1083 SC == Stmt::CompoundAssignOperatorClass) 1084 ID.AddInteger(BinaryOp); 1085 else 1086 assert(SC == Stmt::ArraySubscriptExprClass); 1087 1088 return; 1089 } 1090 1091 VisitCallExpr(S); 1092 ID.AddInteger(S->getOperator()); 1093} 1094 1095void StmtProfiler::VisitCXXMemberCallExpr(const CXXMemberCallExpr *S) { 1096 VisitCallExpr(S); 1097} 1098 1099void StmtProfiler::VisitCUDAKernelCallExpr(const CUDAKernelCallExpr *S) { 1100 VisitCallExpr(S); 1101} 1102 1103void StmtProfiler::VisitAsTypeExpr(const AsTypeExpr *S) { 1104 VisitExpr(S); 1105} 1106 1107void StmtProfiler::VisitCXXNamedCastExpr(const CXXNamedCastExpr *S) { 1108 VisitExplicitCastExpr(S); 1109} 1110 1111void StmtProfiler::VisitCXXStaticCastExpr(const CXXStaticCastExpr *S) { 1112 VisitCXXNamedCastExpr(S); 1113} 1114 1115void StmtProfiler::VisitCXXDynamicCastExpr(const CXXDynamicCastExpr *S) { 1116 VisitCXXNamedCastExpr(S); 1117} 1118 1119void 1120StmtProfiler::VisitCXXReinterpretCastExpr(const CXXReinterpretCastExpr *S) { 1121 VisitCXXNamedCastExpr(S); 1122} 1123 1124void StmtProfiler::VisitCXXConstCastExpr(const CXXConstCastExpr *S) { 1125 VisitCXXNamedCastExpr(S); 1126} 1127 1128void StmtProfiler::VisitUserDefinedLiteral(const UserDefinedLiteral *S) { 1129 VisitCallExpr(S); 1130} 1131 1132void StmtProfiler::VisitCXXBoolLiteralExpr(const CXXBoolLiteralExpr *S) { 1133 VisitExpr(S); 1134 ID.AddBoolean(S->getValue()); 1135} 1136 1137void StmtProfiler::VisitCXXNullPtrLiteralExpr(const CXXNullPtrLiteralExpr *S) { 1138 VisitExpr(S); 1139} 1140 1141void StmtProfiler::VisitCXXStdInitializerListExpr( 1142 const CXXStdInitializerListExpr *S) { 1143 VisitExpr(S); 1144} 1145 1146void StmtProfiler::VisitCXXTypeidExpr(const CXXTypeidExpr *S) { 1147 VisitExpr(S); 1148 if (S->isTypeOperand()) 1149 VisitType(S->getTypeOperandSourceInfo()->getType()); 1150} 1151 1152void StmtProfiler::VisitCXXUuidofExpr(const CXXUuidofExpr *S) { 1153 VisitExpr(S); 1154 if (S->isTypeOperand()) 1155 VisitType(S->getTypeOperandSourceInfo()->getType()); 1156} 1157 1158void StmtProfiler::VisitMSPropertyRefExpr(const MSPropertyRefExpr *S) { 1159 VisitExpr(S); 1160 VisitDecl(S->getPropertyDecl()); 1161} 1162 1163void StmtProfiler::VisitMSPropertySubscriptExpr( 1164 const MSPropertySubscriptExpr *S) { 1165 VisitExpr(S); 1166} 1167 1168void StmtProfiler::VisitCXXThisExpr(const CXXThisExpr *S) { 1169 VisitExpr(S); 1170 ID.AddBoolean(S->isImplicit()); 1171} 1172 1173void StmtProfiler::VisitCXXThrowExpr(const CXXThrowExpr *S) { 1174 VisitExpr(S); 1175} 1176 1177void StmtProfiler::VisitCXXDefaultArgExpr(const CXXDefaultArgExpr *S) { 1178 VisitExpr(S); 1179 VisitDecl(S->getParam()); 1180} 1181 1182void StmtProfiler::VisitCXXDefaultInitExpr(const CXXDefaultInitExpr *S) { 1183 VisitExpr(S); 1184 VisitDecl(S->getField()); 1185} 1186 1187void StmtProfiler::VisitCXXBindTemporaryExpr(const CXXBindTemporaryExpr *S) { 1188 VisitExpr(S); 1189 VisitDecl( 1190 const_cast<CXXDestructorDecl *>(S->getTemporary()->getDestructor())); 1191} 1192 1193void StmtProfiler::VisitCXXConstructExpr(const CXXConstructExpr *S) { 1194 VisitExpr(S); 1195 VisitDecl(S->getConstructor()); 1196 ID.AddBoolean(S->isElidable()); 1197} 1198 1199void StmtProfiler::VisitCXXFunctionalCastExpr(const CXXFunctionalCastExpr *S) { 1200 VisitExplicitCastExpr(S); 1201} 1202 1203void 1204StmtProfiler::VisitCXXTemporaryObjectExpr(const CXXTemporaryObjectExpr *S) { 1205 VisitCXXConstructExpr(S); 1206} 1207 1208void 1209StmtProfiler::VisitLambdaExpr(const LambdaExpr *S) { 1210 VisitExpr(S); 1211 for (LambdaExpr::capture_iterator C = S->explicit_capture_begin(), 1212 CEnd = S->explicit_capture_end(); 1213 C != CEnd; ++C) { 1214 ID.AddInteger(C->getCaptureKind()); 1215 switch (C->getCaptureKind()) { 1216 case LCK_This: 1217 break; 1218 case LCK_ByRef: 1219 case LCK_ByCopy: 1220 VisitDecl(C->getCapturedVar()); 1221 ID.AddBoolean(C->isPackExpansion()); 1222 break; 1223 case LCK_VLAType: 1224 llvm_unreachable("VLA type in explicit captures."); 1225 } 1226 } 1227 // Note: If we actually needed to be able to match lambda 1228 // expressions, we would have to consider parameters and return type 1229 // here, among other things. 1230 VisitStmt(S->getBody()); 1231} 1232 1233void 1234StmtProfiler::VisitCXXScalarValueInitExpr(const CXXScalarValueInitExpr *S) { 1235 VisitExpr(S); 1236} 1237 1238void StmtProfiler::VisitCXXDeleteExpr(const CXXDeleteExpr *S) { 1239 VisitExpr(S); 1240 ID.AddBoolean(S->isGlobalDelete()); 1241 ID.AddBoolean(S->isArrayForm()); 1242 VisitDecl(S->getOperatorDelete()); 1243} 1244 1245void StmtProfiler::VisitCXXNewExpr(const CXXNewExpr *S) { 1246 VisitExpr(S); 1247 VisitType(S->getAllocatedType()); 1248 VisitDecl(S->getOperatorNew()); 1249 VisitDecl(S->getOperatorDelete()); 1250 ID.AddBoolean(S->isArray()); 1251 ID.AddInteger(S->getNumPlacementArgs()); 1252 ID.AddBoolean(S->isGlobalNew()); 1253 ID.AddBoolean(S->isParenTypeId()); 1254 ID.AddInteger(S->getInitializationStyle()); 1255} 1256 1257void 1258StmtProfiler::VisitCXXPseudoDestructorExpr(const CXXPseudoDestructorExpr *S) { 1259 VisitExpr(S); 1260 ID.AddBoolean(S->isArrow()); 1261 VisitNestedNameSpecifier(S->getQualifier()); 1262 ID.AddBoolean(S->getScopeTypeInfo() != nullptr); 1263 if (S->getScopeTypeInfo()) 1264 VisitType(S->getScopeTypeInfo()->getType()); 1265 ID.AddBoolean(S->getDestroyedTypeInfo() != nullptr); 1266 if (S->getDestroyedTypeInfo()) 1267 VisitType(S->getDestroyedType()); 1268 else 1269 ID.AddPointer(S->getDestroyedTypeIdentifier()); 1270} 1271 1272void StmtProfiler::VisitOverloadExpr(const OverloadExpr *S) { 1273 VisitExpr(S); 1274 VisitNestedNameSpecifier(S->getQualifier()); 1275 VisitName(S->getName()); 1276 ID.AddBoolean(S->hasExplicitTemplateArgs()); 1277 if (S->hasExplicitTemplateArgs()) 1278 VisitTemplateArguments(S->getExplicitTemplateArgs().getTemplateArgs(), 1279 S->getExplicitTemplateArgs().NumTemplateArgs); 1280} 1281 1282void 1283StmtProfiler::VisitUnresolvedLookupExpr(const UnresolvedLookupExpr *S) { 1284 VisitOverloadExpr(S); 1285} 1286 1287void StmtProfiler::VisitTypeTraitExpr(const TypeTraitExpr *S) { 1288 VisitExpr(S); 1289 ID.AddInteger(S->getTrait()); 1290 ID.AddInteger(S->getNumArgs()); 1291 for (unsigned I = 0, N = S->getNumArgs(); I != N; ++I) 1292 VisitType(S->getArg(I)->getType()); 1293} 1294 1295void StmtProfiler::VisitArrayTypeTraitExpr(const ArrayTypeTraitExpr *S) { 1296 VisitExpr(S); 1297 ID.AddInteger(S->getTrait()); 1298 VisitType(S->getQueriedType()); 1299} 1300 1301void StmtProfiler::VisitExpressionTraitExpr(const ExpressionTraitExpr *S) { 1302 VisitExpr(S); 1303 ID.AddInteger(S->getTrait()); 1304 VisitExpr(S->getQueriedExpression()); 1305} 1306 1307void StmtProfiler::VisitDependentScopeDeclRefExpr( 1308 const DependentScopeDeclRefExpr *S) { 1309 VisitExpr(S); 1310 VisitName(S->getDeclName()); 1311 VisitNestedNameSpecifier(S->getQualifier()); 1312 ID.AddBoolean(S->hasExplicitTemplateArgs()); 1313 if (S->hasExplicitTemplateArgs()) 1314 VisitTemplateArguments(S->getTemplateArgs(), S->getNumTemplateArgs()); 1315} 1316 1317void StmtProfiler::VisitExprWithCleanups(const ExprWithCleanups *S) { 1318 VisitExpr(S); 1319} 1320 1321void StmtProfiler::VisitCXXUnresolvedConstructExpr( 1322 const CXXUnresolvedConstructExpr *S) { 1323 VisitExpr(S); 1324 VisitType(S->getTypeAsWritten()); 1325} 1326 1327void StmtProfiler::VisitCXXDependentScopeMemberExpr( 1328 const CXXDependentScopeMemberExpr *S) { 1329 ID.AddBoolean(S->isImplicitAccess()); 1330 if (!S->isImplicitAccess()) { 1331 VisitExpr(S); 1332 ID.AddBoolean(S->isArrow()); 1333 } 1334 VisitNestedNameSpecifier(S->getQualifier()); 1335 VisitName(S->getMember()); 1336 ID.AddBoolean(S->hasExplicitTemplateArgs()); 1337 if (S->hasExplicitTemplateArgs()) 1338 VisitTemplateArguments(S->getTemplateArgs(), S->getNumTemplateArgs()); 1339} 1340 1341void StmtProfiler::VisitUnresolvedMemberExpr(const UnresolvedMemberExpr *S) { 1342 ID.AddBoolean(S->isImplicitAccess()); 1343 if (!S->isImplicitAccess()) { 1344 VisitExpr(S); 1345 ID.AddBoolean(S->isArrow()); 1346 } 1347 VisitNestedNameSpecifier(S->getQualifier()); 1348 VisitName(S->getMemberName()); 1349 ID.AddBoolean(S->hasExplicitTemplateArgs()); 1350 if (S->hasExplicitTemplateArgs()) 1351 VisitTemplateArguments(S->getTemplateArgs(), S->getNumTemplateArgs()); 1352} 1353 1354void StmtProfiler::VisitCXXNoexceptExpr(const CXXNoexceptExpr *S) { 1355 VisitExpr(S); 1356} 1357 1358void StmtProfiler::VisitPackExpansionExpr(const PackExpansionExpr *S) { 1359 VisitExpr(S); 1360} 1361 1362void StmtProfiler::VisitSizeOfPackExpr(const SizeOfPackExpr *S) { 1363 VisitExpr(S); 1364 VisitDecl(S->getPack()); 1365 if (S->isPartiallySubstituted()) { 1366 auto Args = S->getPartialArguments(); 1367 ID.AddInteger(Args.size()); 1368 for (const auto &TA : Args) 1369 VisitTemplateArgument(TA); 1370 } else { 1371 ID.AddInteger(0); 1372 } 1373} 1374 1375void StmtProfiler::VisitSubstNonTypeTemplateParmPackExpr( 1376 const SubstNonTypeTemplateParmPackExpr *S) { 1377 VisitExpr(S); 1378 VisitDecl(S->getParameterPack()); 1379 VisitTemplateArgument(S->getArgumentPack()); 1380} 1381 1382void StmtProfiler::VisitSubstNonTypeTemplateParmExpr( 1383 const SubstNonTypeTemplateParmExpr *E) { 1384 // Profile exactly as the replacement expression. 1385 Visit(E->getReplacement()); 1386} 1387 1388void StmtProfiler::VisitFunctionParmPackExpr(const FunctionParmPackExpr *S) { 1389 VisitExpr(S); 1390 VisitDecl(S->getParameterPack()); 1391 ID.AddInteger(S->getNumExpansions()); 1392 for (FunctionParmPackExpr::iterator I = S->begin(), E = S->end(); I != E; ++I) 1393 VisitDecl(*I); 1394} 1395 1396void StmtProfiler::VisitMaterializeTemporaryExpr( 1397 const MaterializeTemporaryExpr *S) { 1398 VisitExpr(S); 1399} 1400 1401void StmtProfiler::VisitCXXFoldExpr(const CXXFoldExpr *S) { 1402 VisitExpr(S); 1403 ID.AddInteger(S->getOperator()); 1404} 1405 1406void StmtProfiler::VisitCoroutineBodyStmt(const CoroutineBodyStmt *S) { 1407 VisitStmt(S); 1408} 1409 1410void StmtProfiler::VisitCoreturnStmt(const CoreturnStmt *S) { 1411 VisitStmt(S); 1412} 1413 1414void StmtProfiler::VisitCoawaitExpr(const CoawaitExpr *S) { 1415 VisitExpr(S); 1416} 1417 1418void StmtProfiler::VisitCoyieldExpr(const CoyieldExpr *S) { 1419 VisitExpr(S); 1420} 1421 1422void StmtProfiler::VisitOpaqueValueExpr(const OpaqueValueExpr *E) { 1423 VisitExpr(E); 1424} 1425 1426void StmtProfiler::VisitTypoExpr(const TypoExpr *E) { 1427 VisitExpr(E); 1428} 1429 1430void StmtProfiler::VisitObjCStringLiteral(const ObjCStringLiteral *S) { 1431 VisitExpr(S); 1432} 1433 1434void StmtProfiler::VisitObjCBoxedExpr(const ObjCBoxedExpr *E) { 1435 VisitExpr(E); 1436} 1437 1438void StmtProfiler::VisitObjCArrayLiteral(const ObjCArrayLiteral *E) { 1439 VisitExpr(E); 1440} 1441 1442void StmtProfiler::VisitObjCDictionaryLiteral(const ObjCDictionaryLiteral *E) { 1443 VisitExpr(E); 1444} 1445 1446void StmtProfiler::VisitObjCEncodeExpr(const ObjCEncodeExpr *S) { 1447 VisitExpr(S); 1448 VisitType(S->getEncodedType()); 1449} 1450 1451void StmtProfiler::VisitObjCSelectorExpr(const ObjCSelectorExpr *S) { 1452 VisitExpr(S); 1453 VisitName(S->getSelector()); 1454} 1455 1456void StmtProfiler::VisitObjCProtocolExpr(const ObjCProtocolExpr *S) { 1457 VisitExpr(S); 1458 VisitDecl(S->getProtocol()); 1459} 1460 1461void StmtProfiler::VisitObjCIvarRefExpr(const ObjCIvarRefExpr *S) { 1462 VisitExpr(S); 1463 VisitDecl(S->getDecl()); 1464 ID.AddBoolean(S->isArrow()); 1465 ID.AddBoolean(S->isFreeIvar()); 1466} 1467 1468void StmtProfiler::VisitObjCPropertyRefExpr(const ObjCPropertyRefExpr *S) { 1469 VisitExpr(S); 1470 if (S->isImplicitProperty()) { 1471 VisitDecl(S->getImplicitPropertyGetter()); 1472 VisitDecl(S->getImplicitPropertySetter()); 1473 } else { 1474 VisitDecl(S->getExplicitProperty()); 1475 } 1476 if (S->isSuperReceiver()) { 1477 ID.AddBoolean(S->isSuperReceiver()); 1478 VisitType(S->getSuperReceiverType()); 1479 } 1480} 1481 1482void StmtProfiler::VisitObjCSubscriptRefExpr(const ObjCSubscriptRefExpr *S) { 1483 VisitExpr(S); 1484 VisitDecl(S->getAtIndexMethodDecl()); 1485 VisitDecl(S->setAtIndexMethodDecl()); 1486} 1487 1488void StmtProfiler::VisitObjCMessageExpr(const ObjCMessageExpr *S) { 1489 VisitExpr(S); 1490 VisitName(S->getSelector()); 1491 VisitDecl(S->getMethodDecl()); 1492} 1493 1494void StmtProfiler::VisitObjCIsaExpr(const ObjCIsaExpr *S) { 1495 VisitExpr(S); 1496 ID.AddBoolean(S->isArrow()); 1497} 1498 1499void StmtProfiler::VisitObjCBoolLiteralExpr(const ObjCBoolLiteralExpr *S) { 1500 VisitExpr(S); 1501 ID.AddBoolean(S->getValue()); 1502} 1503 1504void StmtProfiler::VisitObjCIndirectCopyRestoreExpr( 1505 const ObjCIndirectCopyRestoreExpr *S) { 1506 VisitExpr(S); 1507 ID.AddBoolean(S->shouldCopy()); 1508} 1509 1510void StmtProfiler::VisitObjCBridgedCastExpr(const ObjCBridgedCastExpr *S) { 1511 VisitExplicitCastExpr(S); 1512 ID.AddBoolean(S->getBridgeKind()); 1513} 1514 1515void StmtProfiler::VisitDecl(const Decl *D) { 1516 ID.AddInteger(D? D->getKind() : 0); 1517 1518 if (Canonical && D) { 1519 if (const NonTypeTemplateParmDecl *NTTP = 1520 dyn_cast<NonTypeTemplateParmDecl>(D)) { 1521 ID.AddInteger(NTTP->getDepth()); 1522 ID.AddInteger(NTTP->getIndex()); 1523 ID.AddBoolean(NTTP->isParameterPack()); 1524 VisitType(NTTP->getType()); 1525 return; 1526 } 1527 1528 if (const ParmVarDecl *Parm = dyn_cast<ParmVarDecl>(D)) { 1529 // The Itanium C++ ABI uses the type, scope depth, and scope 1530 // index of a parameter when mangling expressions that involve 1531 // function parameters, so we will use the parameter's type for 1532 // establishing function parameter identity. That way, our 1533 // definition of "equivalent" (per C++ [temp.over.link]) is at 1534 // least as strong as the definition of "equivalent" used for 1535 // name mangling. 1536 VisitType(Parm->getType()); 1537 ID.AddInteger(Parm->getFunctionScopeDepth()); 1538 ID.AddInteger(Parm->getFunctionScopeIndex()); 1539 return; 1540 } 1541 1542 if (const TemplateTypeParmDecl *TTP = 1543 dyn_cast<TemplateTypeParmDecl>(D)) { 1544 ID.AddInteger(TTP->getDepth()); 1545 ID.AddInteger(TTP->getIndex()); 1546 ID.AddBoolean(TTP->isParameterPack()); 1547 return; 1548 } 1549 1550 if (const TemplateTemplateParmDecl *TTP = 1551 dyn_cast<TemplateTemplateParmDecl>(D)) { 1552 ID.AddInteger(TTP->getDepth()); 1553 ID.AddInteger(TTP->getIndex()); 1554 ID.AddBoolean(TTP->isParameterPack()); 1555 return; 1556 } 1557 } 1558 1559 ID.AddPointer(D? D->getCanonicalDecl() : nullptr); 1560} 1561 1562void StmtProfiler::VisitType(QualType T) { 1563 if (Canonical) 1564 T = Context.getCanonicalType(T); 1565 1566 ID.AddPointer(T.getAsOpaquePtr()); 1567} 1568 1569void StmtProfiler::VisitName(DeclarationName Name) { 1570 ID.AddPointer(Name.getAsOpaquePtr()); 1571} 1572 1573void StmtProfiler::VisitNestedNameSpecifier(NestedNameSpecifier *NNS) { 1574 if (Canonical) 1575 NNS = Context.getCanonicalNestedNameSpecifier(NNS); 1576 ID.AddPointer(NNS); 1577} 1578 1579void StmtProfiler::VisitTemplateName(TemplateName Name) { 1580 if (Canonical) 1581 Name = Context.getCanonicalTemplateName(Name); 1582 1583 Name.Profile(ID); 1584} 1585 1586void StmtProfiler::VisitTemplateArguments(const TemplateArgumentLoc *Args, 1587 unsigned NumArgs) { 1588 ID.AddInteger(NumArgs); 1589 for (unsigned I = 0; I != NumArgs; ++I) 1590 VisitTemplateArgument(Args[I].getArgument()); 1591} 1592 1593void StmtProfiler::VisitTemplateArgument(const TemplateArgument &Arg) { 1594 // Mostly repetitive with TemplateArgument::Profile! 1595 ID.AddInteger(Arg.getKind()); 1596 switch (Arg.getKind()) { 1597 case TemplateArgument::Null: 1598 break; 1599 1600 case TemplateArgument::Type: 1601 VisitType(Arg.getAsType()); 1602 break; 1603 1604 case TemplateArgument::Template: 1605 case TemplateArgument::TemplateExpansion: 1606 VisitTemplateName(Arg.getAsTemplateOrTemplatePattern()); 1607 break; 1608 1609 case TemplateArgument::Declaration: 1610 VisitDecl(Arg.getAsDecl()); 1611 break; 1612 1613 case TemplateArgument::NullPtr: 1614 VisitType(Arg.getNullPtrType()); 1615 break; 1616 1617 case TemplateArgument::Integral: 1618 Arg.getAsIntegral().Profile(ID); 1619 VisitType(Arg.getIntegralType()); 1620 break; 1621 1622 case TemplateArgument::Expression: 1623 Visit(Arg.getAsExpr()); 1624 break; 1625 1626 case TemplateArgument::Pack: 1627 for (const auto &P : Arg.pack_elements()) 1628 VisitTemplateArgument(P); 1629 break; 1630 } 1631} 1632 1633void Stmt::Profile(llvm::FoldingSetNodeID &ID, const ASTContext &Context, 1634 bool Canonical) const { 1635 StmtProfiler Profiler(ID, Context, Canonical); 1636 Profiler.Visit(this); 1637} 1638