StmtProfile.cpp revision 154440e6a8fa6ac5bca395876d79b530b39a2c1c
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/StmtVisitor.h" 22#include "llvm/ADT/FoldingSet.h" 23#include "llvm/Support/Compiler.h" 24using namespace clang; 25 26namespace { 27 class VISIBILITY_HIDDEN StmtProfiler : public StmtVisitor<StmtProfiler> { 28 llvm::FoldingSetNodeID &ID; 29 ASTContext &Context; 30 bool Canonical; 31 32 public: 33 StmtProfiler(llvm::FoldingSetNodeID &ID, ASTContext &Context, 34 bool Canonical) 35 : ID(ID), Context(Context), Canonical(Canonical) { } 36 37 void VisitStmt(Stmt *S); 38 39#define STMT(Node, Base) void Visit##Node(Node *S); 40#include "clang/AST/StmtNodes.def" 41 42 /// \brief Visit a declaration that is referenced within an expression 43 /// or statement. 44 void VisitDecl(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 TemplateArgument *Args, unsigned NumArgs); 64 }; 65} 66 67void StmtProfiler::VisitStmt(Stmt *S) { 68 ID.AddInteger(S->getStmtClass()); 69 for (Stmt::child_iterator C = S->child_begin(), CEnd = S->child_end(); 70 C != CEnd; ++C) 71 Visit(*C); 72} 73 74void StmtProfiler::VisitDeclStmt(DeclStmt *S) { 75 VisitStmt(S); 76 for (DeclStmt::decl_iterator D = S->decl_begin(), DEnd = S->decl_end(); 77 D != DEnd; ++D) 78 VisitDecl(*D); 79} 80 81void StmtProfiler::VisitNullStmt(NullStmt *S) { 82 VisitStmt(S); 83} 84 85void StmtProfiler::VisitCompoundStmt(CompoundStmt *S) { 86 VisitStmt(S); 87} 88 89void StmtProfiler::VisitSwitchCase(SwitchCase *S) { 90 VisitStmt(S); 91} 92 93void StmtProfiler::VisitCaseStmt(CaseStmt *S) { 94 VisitStmt(S); 95} 96 97void StmtProfiler::VisitDefaultStmt(DefaultStmt *S) { 98 VisitStmt(S); 99} 100 101void StmtProfiler::VisitLabelStmt(LabelStmt *S) { 102 VisitStmt(S); 103 VisitName(S->getID()); 104} 105 106void StmtProfiler::VisitIfStmt(IfStmt *S) { 107 VisitStmt(S); 108} 109 110void StmtProfiler::VisitSwitchStmt(SwitchStmt *S) { 111 VisitStmt(S); 112} 113 114void StmtProfiler::VisitWhileStmt(WhileStmt *S) { 115 VisitStmt(S); 116} 117 118void StmtProfiler::VisitDoStmt(DoStmt *S) { 119 VisitStmt(S); 120} 121 122void StmtProfiler::VisitForStmt(ForStmt *S) { 123 VisitStmt(S); 124} 125 126void StmtProfiler::VisitGotoStmt(GotoStmt *S) { 127 VisitStmt(S); 128 VisitName(S->getLabel()->getID()); 129} 130 131void StmtProfiler::VisitIndirectGotoStmt(IndirectGotoStmt *S) { 132 VisitStmt(S); 133} 134 135void StmtProfiler::VisitContinueStmt(ContinueStmt *S) { 136 VisitStmt(S); 137} 138 139void StmtProfiler::VisitBreakStmt(BreakStmt *S) { 140 VisitStmt(S); 141} 142 143void StmtProfiler::VisitReturnStmt(ReturnStmt *S) { 144 VisitStmt(S); 145} 146 147void StmtProfiler::VisitAsmStmt(AsmStmt *S) { 148 VisitStmt(S); 149 ID.AddBoolean(S->isVolatile()); 150 ID.AddBoolean(S->isSimple()); 151 VisitStringLiteral(S->getAsmString()); 152 ID.AddInteger(S->getNumOutputs()); 153 for (unsigned I = 0, N = S->getNumOutputs(); I != N; ++I) { 154 ID.AddString(S->getOutputName(I)); 155 VisitStringLiteral(S->getOutputConstraintLiteral(I)); 156 } 157 ID.AddInteger(S->getNumInputs()); 158 for (unsigned I = 0, N = S->getNumInputs(); I != N; ++I) { 159 ID.AddString(S->getInputName(I)); 160 VisitStringLiteral(S->getInputConstraintLiteral(I)); 161 } 162 ID.AddInteger(S->getNumClobbers()); 163 for (unsigned I = 0, N = S->getNumClobbers(); I != N; ++I) 164 VisitStringLiteral(S->getClobber(I)); 165} 166 167void StmtProfiler::VisitCXXCatchStmt(CXXCatchStmt *S) { 168 VisitStmt(S); 169 VisitType(S->getCaughtType()); 170} 171 172void StmtProfiler::VisitCXXTryStmt(CXXTryStmt *S) { 173 VisitStmt(S); 174} 175 176void StmtProfiler::VisitObjCForCollectionStmt(ObjCForCollectionStmt *S) { 177 VisitStmt(S); 178} 179 180void StmtProfiler::VisitObjCAtCatchStmt(ObjCAtCatchStmt *S) { 181 VisitStmt(S); 182 ID.AddBoolean(S->hasEllipsis()); 183 if (S->getCatchParamDecl()) 184 VisitType(S->getCatchParamDecl()->getType()); 185} 186 187void StmtProfiler::VisitObjCAtFinallyStmt(ObjCAtFinallyStmt *S) { 188 VisitStmt(S); 189} 190 191void StmtProfiler::VisitObjCAtTryStmt(ObjCAtTryStmt *S) { 192 VisitStmt(S); 193} 194 195void StmtProfiler::VisitObjCAtSynchronizedStmt(ObjCAtSynchronizedStmt *S) { 196 VisitStmt(S); 197} 198 199void StmtProfiler::VisitObjCAtThrowStmt(ObjCAtThrowStmt *S) { 200 VisitStmt(S); 201} 202 203void StmtProfiler::VisitExpr(Expr *S) { 204 VisitStmt(S); 205} 206 207void StmtProfiler::VisitDeclRefExpr(DeclRefExpr *S) { 208 VisitExpr(S); 209 VisitDecl(S->getDecl()); 210} 211 212void StmtProfiler::VisitPredefinedExpr(PredefinedExpr *S) { 213 VisitExpr(S); 214 ID.AddInteger(S->getIdentType()); 215} 216 217void StmtProfiler::VisitIntegerLiteral(IntegerLiteral *S) { 218 VisitExpr(S); 219 S->getValue().Profile(ID); 220} 221 222void StmtProfiler::VisitCharacterLiteral(CharacterLiteral *S) { 223 VisitExpr(S); 224 ID.AddBoolean(S->isWide()); 225 ID.AddInteger(S->getValue()); 226} 227 228void StmtProfiler::VisitFloatingLiteral(FloatingLiteral *S) { 229 VisitExpr(S); 230 S->getValue().Profile(ID); 231 ID.AddBoolean(S->isExact()); 232} 233 234void StmtProfiler::VisitImaginaryLiteral(ImaginaryLiteral *S) { 235 VisitExpr(S); 236} 237 238void StmtProfiler::VisitStringLiteral(StringLiteral *S) { 239 VisitExpr(S); 240 ID.AddString(S->getStrData(), S->getStrData() + S->getByteLength()); 241 ID.AddBoolean(S->isWide()); 242} 243 244void StmtProfiler::VisitParenExpr(ParenExpr *S) { 245 VisitExpr(S); 246} 247 248void StmtProfiler::VisitParenListExpr(ParenListExpr *S) { 249 VisitExpr(S); 250} 251 252void StmtProfiler::VisitUnaryOperator(UnaryOperator *S) { 253 VisitExpr(S); 254 ID.AddInteger(S->getOpcode()); 255} 256 257void StmtProfiler::VisitSizeOfAlignOfExpr(SizeOfAlignOfExpr *S) { 258 VisitExpr(S); 259 ID.AddBoolean(S->isSizeOf()); 260 if (S->isArgumentType()) 261 VisitType(S->getArgumentType()); 262} 263 264void StmtProfiler::VisitArraySubscriptExpr(ArraySubscriptExpr *S) { 265 VisitExpr(S); 266} 267 268void StmtProfiler::VisitCallExpr(CallExpr *S) { 269 VisitExpr(S); 270} 271 272void StmtProfiler::VisitMemberExpr(MemberExpr *S) { 273 VisitExpr(S); 274 VisitDecl(S->getMemberDecl()); 275 ID.AddBoolean(S->isArrow()); 276} 277 278void StmtProfiler::VisitCompoundLiteralExpr(CompoundLiteralExpr *S) { 279 VisitExpr(S); 280 ID.AddBoolean(S->isFileScope()); 281} 282 283void StmtProfiler::VisitCastExpr(CastExpr *S) { 284 VisitExpr(S); 285} 286 287void StmtProfiler::VisitImplicitCastExpr(ImplicitCastExpr *S) { 288 VisitCastExpr(S); 289 ID.AddBoolean(S->isLvalueCast()); 290} 291 292void StmtProfiler::VisitExplicitCastExpr(ExplicitCastExpr *S) { 293 VisitCastExpr(S); 294 VisitType(S->getTypeAsWritten()); 295} 296 297void StmtProfiler::VisitCStyleCastExpr(CStyleCastExpr *S) { 298 VisitExplicitCastExpr(S); 299} 300 301void StmtProfiler::VisitBinaryOperator(BinaryOperator *S) { 302 VisitExpr(S); 303 ID.AddInteger(S->getOpcode()); 304} 305 306void StmtProfiler::VisitCompoundAssignOperator(CompoundAssignOperator *S) { 307 VisitBinaryOperator(S); 308} 309 310void StmtProfiler::VisitConditionalOperator(ConditionalOperator *S) { 311 VisitExpr(S); 312} 313 314void StmtProfiler::VisitAddrLabelExpr(AddrLabelExpr *S) { 315 VisitExpr(S); 316 VisitName(S->getLabel()->getID()); 317} 318 319void StmtProfiler::VisitStmtExpr(StmtExpr *S) { 320 VisitExpr(S); 321} 322 323void StmtProfiler::VisitTypesCompatibleExpr(TypesCompatibleExpr *S) { 324 VisitExpr(S); 325 VisitType(S->getArgType1()); 326 VisitType(S->getArgType2()); 327} 328 329void StmtProfiler::VisitShuffleVectorExpr(ShuffleVectorExpr *S) { 330 VisitExpr(S); 331} 332 333void StmtProfiler::VisitChooseExpr(ChooseExpr *S) { 334 VisitExpr(S); 335} 336 337void StmtProfiler::VisitGNUNullExpr(GNUNullExpr *S) { 338 VisitExpr(S); 339} 340 341void StmtProfiler::VisitVAArgExpr(VAArgExpr *S) { 342 VisitExpr(S); 343} 344 345void StmtProfiler::VisitInitListExpr(InitListExpr *S) { 346 if (S->getSyntacticForm()) { 347 VisitInitListExpr(S->getSyntacticForm()); 348 return; 349 } 350 351 VisitExpr(S); 352} 353 354void StmtProfiler::VisitDesignatedInitExpr(DesignatedInitExpr *S) { 355 VisitExpr(S); 356 ID.AddBoolean(S->usesGNUSyntax()); 357 for (DesignatedInitExpr::designators_iterator D = S->designators_begin(), 358 DEnd = S->designators_end(); 359 D != DEnd; ++D) { 360 if (D->isFieldDesignator()) { 361 ID.AddInteger(0); 362 VisitName(D->getFieldName()); 363 continue; 364 } 365 366 if (D->isArrayDesignator()) { 367 ID.AddInteger(1); 368 } else { 369 assert(D->isArrayRangeDesignator()); 370 ID.AddInteger(2); 371 } 372 ID.AddInteger(D->getFirstExprIndex()); 373 } 374} 375 376void StmtProfiler::VisitImplicitValueInitExpr(ImplicitValueInitExpr *S) { 377 VisitExpr(S); 378} 379 380void StmtProfiler::VisitExtVectorElementExpr(ExtVectorElementExpr *S) { 381 VisitExpr(S); 382 VisitName(&S->getAccessor()); 383} 384 385void StmtProfiler::VisitBlockExpr(BlockExpr *S) { 386 VisitExpr(S); 387 VisitDecl(S->getBlockDecl()); 388} 389 390void StmtProfiler::VisitBlockDeclRefExpr(BlockDeclRefExpr *S) { 391 VisitExpr(S); 392 VisitDecl(S->getDecl()); 393 ID.AddBoolean(S->isByRef()); 394 ID.AddBoolean(S->isConstQualAdded()); 395} 396 397void StmtProfiler::VisitCXXOperatorCallExpr(CXXOperatorCallExpr *S) { 398 VisitCallExpr(S); 399 ID.AddInteger(S->getOperator()); 400} 401 402void StmtProfiler::VisitCXXMemberCallExpr(CXXMemberCallExpr *S) { 403 VisitCallExpr(S); 404} 405 406void StmtProfiler::VisitCXXNamedCastExpr(CXXNamedCastExpr *S) { 407 VisitExplicitCastExpr(S); 408} 409 410void StmtProfiler::VisitCXXStaticCastExpr(CXXStaticCastExpr *S) { 411 VisitCXXNamedCastExpr(S); 412} 413 414void StmtProfiler::VisitCXXDynamicCastExpr(CXXDynamicCastExpr *S) { 415 VisitCXXNamedCastExpr(S); 416} 417 418void StmtProfiler::VisitCXXReinterpretCastExpr(CXXReinterpretCastExpr *S) { 419 VisitCXXNamedCastExpr(S); 420} 421 422void StmtProfiler::VisitCXXConstCastExpr(CXXConstCastExpr *S) { 423 VisitCXXNamedCastExpr(S); 424} 425 426void StmtProfiler::VisitCXXBoolLiteralExpr(CXXBoolLiteralExpr *S) { 427 VisitExpr(S); 428 ID.AddBoolean(S->getValue()); 429} 430 431void StmtProfiler::VisitCXXNullPtrLiteralExpr(CXXNullPtrLiteralExpr *S) { 432 VisitExpr(S); 433} 434 435void StmtProfiler::VisitCXXTypeidExpr(CXXTypeidExpr *S) { 436 VisitExpr(S); 437 if (S->isTypeOperand()) 438 VisitType(S->getTypeOperand()); 439} 440 441void StmtProfiler::VisitCXXThisExpr(CXXThisExpr *S) { 442 VisitExpr(S); 443} 444 445void StmtProfiler::VisitCXXThrowExpr(CXXThrowExpr *S) { 446 VisitExpr(S); 447} 448 449void StmtProfiler::VisitCXXDefaultArgExpr(CXXDefaultArgExpr *S) { 450 VisitExpr(S); 451 VisitDecl(S->getParam()); 452} 453 454void StmtProfiler::VisitCXXBindTemporaryExpr(CXXBindTemporaryExpr *S) { 455 VisitExpr(S); 456 VisitDecl( 457 const_cast<CXXDestructorDecl *>(S->getTemporary()->getDestructor())); 458} 459 460void StmtProfiler::VisitCXXConstructExpr(CXXConstructExpr *S) { 461 VisitExpr(S); 462 VisitDecl(S->getConstructor()); 463 ID.AddBoolean(S->isElidable()); 464} 465 466void StmtProfiler::VisitCXXFunctionalCastExpr(CXXFunctionalCastExpr *S) { 467 VisitExplicitCastExpr(S); 468} 469 470void StmtProfiler::VisitCXXTemporaryObjectExpr(CXXTemporaryObjectExpr *S) { 471 VisitCXXConstructExpr(S); 472} 473 474void StmtProfiler::VisitCXXZeroInitValueExpr(CXXZeroInitValueExpr *S) { 475 VisitExpr(S); 476} 477 478void StmtProfiler::VisitCXXConditionDeclExpr(CXXConditionDeclExpr *S) { 479 VisitDeclRefExpr(S); 480} 481 482void StmtProfiler::VisitCXXDeleteExpr(CXXDeleteExpr *S) { 483 VisitExpr(S); 484 ID.AddBoolean(S->isGlobalDelete()); 485 ID.AddBoolean(S->isArrayForm()); 486 VisitDecl(S->getOperatorDelete()); 487} 488 489 490void StmtProfiler::VisitCXXNewExpr(CXXNewExpr *S) { 491 VisitExpr(S); 492 VisitType(S->getAllocatedType()); 493 VisitDecl(S->getOperatorNew()); 494 VisitDecl(S->getOperatorDelete()); 495 VisitDecl(S->getConstructor()); 496 ID.AddBoolean(S->isArray()); 497 ID.AddInteger(S->getNumPlacementArgs()); 498 ID.AddBoolean(S->isGlobalNew()); 499 ID.AddBoolean(S->isParenTypeId()); 500 ID.AddBoolean(S->hasInitializer()); 501 ID.AddInteger(S->getNumConstructorArgs()); 502} 503 504void 505StmtProfiler::VisitUnresolvedFunctionNameExpr(UnresolvedFunctionNameExpr *S) { 506 VisitExpr(S); 507 VisitName(S->getName()); 508} 509 510void StmtProfiler::VisitUnaryTypeTraitExpr(UnaryTypeTraitExpr *S) { 511 VisitExpr(S); 512 ID.AddInteger(S->getTrait()); 513 VisitType(S->getQueriedType()); 514} 515 516void StmtProfiler::VisitQualifiedDeclRefExpr(QualifiedDeclRefExpr *S) { 517 VisitDeclRefExpr(S); 518 VisitNestedNameSpecifier(S->getQualifier()); 519} 520 521void StmtProfiler::VisitUnresolvedDeclRefExpr(UnresolvedDeclRefExpr *S) { 522 VisitExpr(S); 523 VisitName(S->getDeclName()); 524 VisitNestedNameSpecifier(S->getQualifier()); 525 ID.AddBoolean(S->isAddressOfOperand()); 526} 527 528void StmtProfiler::VisitTemplateIdRefExpr(TemplateIdRefExpr *S) { 529 VisitExpr(S); 530 VisitNestedNameSpecifier(S->getQualifier()); 531 VisitTemplateName(S->getTemplateName()); 532 VisitTemplateArguments(S->getTemplateArgs(), S->getNumTemplateArgs()); 533} 534 535void StmtProfiler::VisitCXXExprWithTemporaries(CXXExprWithTemporaries *S) { 536 VisitExpr(S); 537 ID.AddBoolean(S->shouldDestroyTemporaries()); 538 for (unsigned I = 0, N = S->getNumTemporaries(); I != N; ++I) 539 VisitDecl( 540 const_cast<CXXDestructorDecl *>(S->getTemporary(I)->getDestructor())); 541} 542 543void 544StmtProfiler::VisitCXXUnresolvedConstructExpr(CXXUnresolvedConstructExpr *S) { 545 VisitExpr(S); 546 VisitType(S->getTypeAsWritten()); 547} 548 549void StmtProfiler::VisitCXXUnresolvedMemberExpr(CXXUnresolvedMemberExpr *S) { 550 VisitExpr(S); 551 ID.AddBoolean(S->isArrow()); 552 VisitName(S->getMember()); 553} 554 555void StmtProfiler::VisitObjCStringLiteral(ObjCStringLiteral *S) { 556 VisitExpr(S); 557} 558 559void StmtProfiler::VisitObjCEncodeExpr(ObjCEncodeExpr *S) { 560 VisitExpr(S); 561 VisitType(S->getEncodedType()); 562} 563 564void StmtProfiler::VisitObjCSelectorExpr(ObjCSelectorExpr *S) { 565 VisitExpr(S); 566 VisitName(S->getSelector()); 567} 568 569void StmtProfiler::VisitObjCProtocolExpr(ObjCProtocolExpr *S) { 570 VisitExpr(S); 571 VisitDecl(S->getProtocol()); 572} 573 574void StmtProfiler::VisitObjCIvarRefExpr(ObjCIvarRefExpr *S) { 575 VisitExpr(S); 576 VisitDecl(S->getDecl()); 577 ID.AddBoolean(S->isArrow()); 578 ID.AddBoolean(S->isFreeIvar()); 579} 580 581void StmtProfiler::VisitObjCPropertyRefExpr(ObjCPropertyRefExpr *S) { 582 VisitExpr(S); 583 VisitDecl(S->getProperty()); 584} 585 586void StmtProfiler::VisitObjCImplctSetterGetterRefExpr( 587 ObjCImplctSetterGetterRefExpr *S) { 588 VisitExpr(S); 589 VisitDecl(S->getGetterMethod()); 590 VisitDecl(S->getSetterMethod()); 591 VisitDecl(S->getClassProp()); 592} 593 594void StmtProfiler::VisitObjCMessageExpr(ObjCMessageExpr *S) { 595 VisitExpr(S); 596 VisitName(S->getSelector()); 597 VisitDecl(S->getMethodDecl()); 598} 599 600void StmtProfiler::VisitObjCSuperExpr(ObjCSuperExpr *S) { 601 VisitExpr(S); 602} 603 604void StmtProfiler::VisitObjCIsaExpr(ObjCIsaExpr *S) { 605 VisitExpr(S); 606 ID.AddBoolean(S->isArrow()); 607} 608 609void StmtProfiler::VisitDecl(Decl *D) { 610 ID.AddInteger(D? D->getKind() : 0); 611 612 if (Canonical && D) { 613 if (NonTypeTemplateParmDecl *NTTP = dyn_cast<NonTypeTemplateParmDecl>(D)) { 614 ID.AddInteger(NTTP->getDepth()); 615 ID.AddInteger(NTTP->getIndex()); 616 VisitType(NTTP->getType()); 617 return; 618 } 619 620 if (ParmVarDecl *Parm = dyn_cast<ParmVarDecl>(D)) { 621 // The Itanium C++ ABI uses the type of a parameter when mangling 622 // expressions that involve function parameters, so we will use the 623 // parameter's type for establishing function parameter identity. That 624 // way, our definition of "equivalent" (per C++ [temp.over.link]) 625 // matches the definition of "equivalent" used for name mangling. 626 VisitType(Parm->getType()); 627 return; 628 } 629 630 if (TemplateTemplateParmDecl *TTP = dyn_cast<TemplateTemplateParmDecl>(D)) { 631 ID.AddInteger(TTP->getDepth()); 632 ID.AddInteger(TTP->getIndex()); 633 return; 634 } 635 636 if (OverloadedFunctionDecl *Ovl = dyn_cast<OverloadedFunctionDecl>(D)) { 637 // The Itanium C++ ABI mangles references to a set of overloaded 638 // functions using just the function name, so we do the same here. 639 VisitName(Ovl->getDeclName()); 640 return; 641 } 642 } 643 644 ID.AddPointer(D? D->getCanonicalDecl() : 0); 645} 646 647void StmtProfiler::VisitType(QualType T) { 648 if (Canonical) 649 T = Context.getCanonicalType(T); 650 651 ID.AddPointer(T.getAsOpaquePtr()); 652} 653 654void StmtProfiler::VisitName(DeclarationName Name) { 655 ID.AddPointer(Name.getAsOpaquePtr()); 656} 657 658void StmtProfiler::VisitNestedNameSpecifier(NestedNameSpecifier *NNS) { 659 if (Canonical) 660 NNS = Context.getCanonicalNestedNameSpecifier(NNS); 661 ID.AddPointer(NNS); 662} 663 664void StmtProfiler::VisitTemplateName(TemplateName Name) { 665 if (Canonical) 666 Name = Context.getCanonicalTemplateName(Name); 667 668 Name.Profile(ID); 669} 670 671void StmtProfiler::VisitTemplateArguments(const TemplateArgument *Args, 672 unsigned NumArgs) { 673 ID.AddInteger(NumArgs); 674 for (unsigned I = 0; I != NumArgs; ++I) { 675 const TemplateArgument &Arg = Args[I]; 676 677 // Mostly repetitive with TemplateArgument::Profile! 678 ID.AddInteger(Arg.getKind()); 679 switch (Arg.getKind()) { 680 case TemplateArgument::Null: 681 break; 682 683 case TemplateArgument::Type: 684 VisitType(Arg.getAsType()); 685 break; 686 687 case TemplateArgument::Declaration: 688 VisitDecl(Arg.getAsDecl()); 689 break; 690 691 case TemplateArgument::Integral: 692 Arg.getAsIntegral()->Profile(ID); 693 VisitType(Arg.getIntegralType()); 694 break; 695 696 case TemplateArgument::Expression: 697 Visit(Arg.getAsExpr()); 698 break; 699 700 case TemplateArgument::Pack: 701 VisitTemplateArguments(Arg.pack_begin(), Arg.pack_size()); 702 break; 703 } 704 } 705} 706 707void Stmt::Profile(llvm::FoldingSetNodeID &ID, ASTContext &Context, 708 bool Canonical) { 709 StmtProfiler Profiler(ID, Context, Canonical); 710 Profiler.Visit(this); 711} 712