1 //===- CXCursor.cpp - Routines for manipulating CXCursors -----------------===// 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 defines routines for manipulating CXCursors. It should be the 10 // only file that has internal knowledge of the encoding of the data in 11 // CXCursor. 12 // 13 //===----------------------------------------------------------------------===// 14 15 #include "CXCursor.h" 16 #include "CXString.h" 17 #include "CXTranslationUnit.h" 18 #include "CXType.h" 19 #include "clang-c/Index.h" 20 #include "clang/AST/Attr.h" 21 #include "clang/AST/Decl.h" 22 #include "clang/AST/DeclCXX.h" 23 #include "clang/AST/DeclObjC.h" 24 #include "clang/AST/DeclTemplate.h" 25 #include "clang/AST/Expr.h" 26 #include "clang/AST/ExprCXX.h" 27 #include "clang/AST/ExprObjC.h" 28 #include "clang/Frontend/ASTUnit.h" 29 #include "llvm/Support/ErrorHandling.h" 30 31 using namespace clang; 32 using namespace cxcursor; 33 34 CXCursor cxcursor::MakeCXCursorInvalid(CXCursorKind K, CXTranslationUnit TU) { 35 assert(K >= CXCursor_FirstInvalid && K <= CXCursor_LastInvalid); 36 CXCursor C = {K, 0, {nullptr, nullptr, TU}}; 37 return C; 38 } 39 40 static CXCursorKind GetCursorKind(const Attr *A) { 41 assert(A && "Invalid arguments!"); 42 switch (A->getKind()) { 43 default: 44 break; 45 case attr::IBAction: 46 return CXCursor_IBActionAttr; 47 case attr::IBOutlet: 48 return CXCursor_IBOutletAttr; 49 case attr::IBOutletCollection: 50 return CXCursor_IBOutletCollectionAttr; 51 case attr::Final: 52 return CXCursor_CXXFinalAttr; 53 case attr::Override: 54 return CXCursor_CXXOverrideAttr; 55 case attr::Annotate: 56 return CXCursor_AnnotateAttr; 57 case attr::AsmLabel: 58 return CXCursor_AsmLabelAttr; 59 case attr::Packed: 60 return CXCursor_PackedAttr; 61 case attr::Pure: 62 return CXCursor_PureAttr; 63 case attr::Const: 64 return CXCursor_ConstAttr; 65 case attr::NoDuplicate: 66 return CXCursor_NoDuplicateAttr; 67 case attr::CUDAConstant: 68 return CXCursor_CUDAConstantAttr; 69 case attr::CUDADevice: 70 return CXCursor_CUDADeviceAttr; 71 case attr::CUDAGlobal: 72 return CXCursor_CUDAGlobalAttr; 73 case attr::CUDAHost: 74 return CXCursor_CUDAHostAttr; 75 case attr::CUDAShared: 76 return CXCursor_CUDASharedAttr; 77 case attr::Visibility: 78 return CXCursor_VisibilityAttr; 79 case attr::DLLExport: 80 return CXCursor_DLLExport; 81 case attr::DLLImport: 82 return CXCursor_DLLImport; 83 case attr::NSReturnsRetained: 84 return CXCursor_NSReturnsRetained; 85 case attr::NSReturnsNotRetained: 86 return CXCursor_NSReturnsNotRetained; 87 case attr::NSReturnsAutoreleased: 88 return CXCursor_NSReturnsAutoreleased; 89 case attr::NSConsumesSelf: 90 return CXCursor_NSConsumesSelf; 91 case attr::NSConsumed: 92 return CXCursor_NSConsumed; 93 case attr::ObjCException: 94 return CXCursor_ObjCException; 95 case attr::ObjCNSObject: 96 return CXCursor_ObjCNSObject; 97 case attr::ObjCIndependentClass: 98 return CXCursor_ObjCIndependentClass; 99 case attr::ObjCPreciseLifetime: 100 return CXCursor_ObjCPreciseLifetime; 101 case attr::ObjCReturnsInnerPointer: 102 return CXCursor_ObjCReturnsInnerPointer; 103 case attr::ObjCRequiresSuper: 104 return CXCursor_ObjCRequiresSuper; 105 case attr::ObjCRootClass: 106 return CXCursor_ObjCRootClass; 107 case attr::ObjCSubclassingRestricted: 108 return CXCursor_ObjCSubclassingRestricted; 109 case attr::ObjCExplicitProtocolImpl: 110 return CXCursor_ObjCExplicitProtocolImpl; 111 case attr::ObjCDesignatedInitializer: 112 return CXCursor_ObjCDesignatedInitializer; 113 case attr::ObjCRuntimeVisible: 114 return CXCursor_ObjCRuntimeVisible; 115 case attr::ObjCBoxable: 116 return CXCursor_ObjCBoxable; 117 case attr::FlagEnum: 118 return CXCursor_FlagEnum; 119 case attr::Convergent: 120 return CXCursor_ConvergentAttr; 121 case attr::WarnUnused: 122 return CXCursor_WarnUnusedAttr; 123 case attr::WarnUnusedResult: 124 return CXCursor_WarnUnusedResultAttr; 125 case attr::Aligned: 126 return CXCursor_AlignedAttr; 127 } 128 129 return CXCursor_UnexposedAttr; 130 } 131 132 CXCursor cxcursor::MakeCXCursor(const Attr *A, const Decl *Parent, 133 CXTranslationUnit TU) { 134 assert(A && Parent && TU && "Invalid arguments!"); 135 CXCursor C = {GetCursorKind(A), 0, {Parent, A, TU}}; 136 return C; 137 } 138 139 CXCursor cxcursor::MakeCXCursor(const Decl *D, CXTranslationUnit TU, 140 SourceRange RegionOfInterest, 141 bool FirstInDeclGroup) { 142 assert(D && TU && "Invalid arguments!"); 143 144 CXCursorKind K = getCursorKindForDecl(D); 145 146 if (K == CXCursor_ObjCClassMethodDecl || 147 K == CXCursor_ObjCInstanceMethodDecl) { 148 int SelectorIdIndex = -1; 149 // Check if cursor points to a selector id. 150 if (RegionOfInterest.isValid() && 151 RegionOfInterest.getBegin() == RegionOfInterest.getEnd()) { 152 SmallVector<SourceLocation, 16> SelLocs; 153 cast<ObjCMethodDecl>(D)->getSelectorLocs(SelLocs); 154 SmallVectorImpl<SourceLocation>::iterator I = 155 llvm::find(SelLocs, RegionOfInterest.getBegin()); 156 if (I != SelLocs.end()) 157 SelectorIdIndex = I - SelLocs.begin(); 158 } 159 CXCursor C = {K, 160 SelectorIdIndex, 161 {D, (void *)(intptr_t)(FirstInDeclGroup ? 1 : 0), TU}}; 162 return C; 163 } 164 165 CXCursor C = {K, 0, {D, (void *)(intptr_t)(FirstInDeclGroup ? 1 : 0), TU}}; 166 return C; 167 } 168 169 CXCursor cxcursor::MakeCXCursor(const Stmt *S, const Decl *Parent, 170 CXTranslationUnit TU, 171 SourceRange RegionOfInterest) { 172 assert(S && TU && "Invalid arguments!"); 173 CXCursorKind K = CXCursor_NotImplemented; 174 175 switch (S->getStmtClass()) { 176 case Stmt::NoStmtClass: 177 break; 178 179 case Stmt::CaseStmtClass: 180 K = CXCursor_CaseStmt; 181 break; 182 183 case Stmt::DefaultStmtClass: 184 K = CXCursor_DefaultStmt; 185 break; 186 187 case Stmt::IfStmtClass: 188 K = CXCursor_IfStmt; 189 break; 190 191 case Stmt::SwitchStmtClass: 192 K = CXCursor_SwitchStmt; 193 break; 194 195 case Stmt::WhileStmtClass: 196 K = CXCursor_WhileStmt; 197 break; 198 199 case Stmt::DoStmtClass: 200 K = CXCursor_DoStmt; 201 break; 202 203 case Stmt::ForStmtClass: 204 K = CXCursor_ForStmt; 205 break; 206 207 case Stmt::GotoStmtClass: 208 K = CXCursor_GotoStmt; 209 break; 210 211 case Stmt::IndirectGotoStmtClass: 212 K = CXCursor_IndirectGotoStmt; 213 break; 214 215 case Stmt::ContinueStmtClass: 216 K = CXCursor_ContinueStmt; 217 break; 218 219 case Stmt::BreakStmtClass: 220 K = CXCursor_BreakStmt; 221 break; 222 223 case Stmt::ReturnStmtClass: 224 K = CXCursor_ReturnStmt; 225 break; 226 227 case Stmt::GCCAsmStmtClass: 228 K = CXCursor_GCCAsmStmt; 229 break; 230 231 case Stmt::MSAsmStmtClass: 232 K = CXCursor_MSAsmStmt; 233 break; 234 235 case Stmt::ObjCAtTryStmtClass: 236 K = CXCursor_ObjCAtTryStmt; 237 break; 238 239 case Stmt::ObjCAtCatchStmtClass: 240 K = CXCursor_ObjCAtCatchStmt; 241 break; 242 243 case Stmt::ObjCAtFinallyStmtClass: 244 K = CXCursor_ObjCAtFinallyStmt; 245 break; 246 247 case Stmt::ObjCAtThrowStmtClass: 248 K = CXCursor_ObjCAtThrowStmt; 249 break; 250 251 case Stmt::ObjCAtSynchronizedStmtClass: 252 K = CXCursor_ObjCAtSynchronizedStmt; 253 break; 254 255 case Stmt::ObjCAutoreleasePoolStmtClass: 256 K = CXCursor_ObjCAutoreleasePoolStmt; 257 break; 258 259 case Stmt::ObjCForCollectionStmtClass: 260 K = CXCursor_ObjCForCollectionStmt; 261 break; 262 263 case Stmt::CXXCatchStmtClass: 264 K = CXCursor_CXXCatchStmt; 265 break; 266 267 case Stmt::CXXTryStmtClass: 268 K = CXCursor_CXXTryStmt; 269 break; 270 271 case Stmt::CXXForRangeStmtClass: 272 K = CXCursor_CXXForRangeStmt; 273 break; 274 275 case Stmt::SEHTryStmtClass: 276 K = CXCursor_SEHTryStmt; 277 break; 278 279 case Stmt::SEHExceptStmtClass: 280 K = CXCursor_SEHExceptStmt; 281 break; 282 283 case Stmt::SEHFinallyStmtClass: 284 K = CXCursor_SEHFinallyStmt; 285 break; 286 287 case Stmt::SEHLeaveStmtClass: 288 K = CXCursor_SEHLeaveStmt; 289 break; 290 291 case Stmt::CoroutineBodyStmtClass: 292 case Stmt::CoreturnStmtClass: 293 K = CXCursor_UnexposedStmt; 294 break; 295 296 case Stmt::ArrayTypeTraitExprClass: 297 case Stmt::AsTypeExprClass: 298 case Stmt::AtomicExprClass: 299 case Stmt::BinaryConditionalOperatorClass: 300 case Stmt::TypeTraitExprClass: 301 case Stmt::CoawaitExprClass: 302 case Stmt::DependentCoawaitExprClass: 303 case Stmt::CoyieldExprClass: 304 case Stmt::CXXBindTemporaryExprClass: 305 case Stmt::CXXDefaultArgExprClass: 306 case Stmt::CXXDefaultInitExprClass: 307 case Stmt::CXXFoldExprClass: 308 case Stmt::CXXRewrittenBinaryOperatorClass: 309 case Stmt::CXXStdInitializerListExprClass: 310 case Stmt::CXXScalarValueInitExprClass: 311 case Stmt::CXXUuidofExprClass: 312 case Stmt::ChooseExprClass: 313 case Stmt::DesignatedInitExprClass: 314 case Stmt::DesignatedInitUpdateExprClass: 315 case Stmt::ArrayInitLoopExprClass: 316 case Stmt::ArrayInitIndexExprClass: 317 case Stmt::ExprWithCleanupsClass: 318 case Stmt::ExpressionTraitExprClass: 319 case Stmt::ExtVectorElementExprClass: 320 case Stmt::ImplicitCastExprClass: 321 case Stmt::ImplicitValueInitExprClass: 322 case Stmt::NoInitExprClass: 323 case Stmt::MaterializeTemporaryExprClass: 324 case Stmt::ObjCIndirectCopyRestoreExprClass: 325 case Stmt::OffsetOfExprClass: 326 case Stmt::ParenListExprClass: 327 case Stmt::PredefinedExprClass: 328 case Stmt::ShuffleVectorExprClass: 329 case Stmt::SourceLocExprClass: 330 case Stmt::ConvertVectorExprClass: 331 case Stmt::VAArgExprClass: 332 case Stmt::ObjCArrayLiteralClass: 333 case Stmt::ObjCDictionaryLiteralClass: 334 case Stmt::ObjCBoxedExprClass: 335 case Stmt::ObjCSubscriptRefExprClass: 336 case Stmt::RecoveryExprClass: 337 case Stmt::SYCLUniqueStableNameExprClass: 338 K = CXCursor_UnexposedExpr; 339 break; 340 341 case Stmt::OpaqueValueExprClass: 342 if (Expr *Src = cast<OpaqueValueExpr>(S)->getSourceExpr()) 343 return MakeCXCursor(Src, Parent, TU, RegionOfInterest); 344 K = CXCursor_UnexposedExpr; 345 break; 346 347 case Stmt::PseudoObjectExprClass: 348 return MakeCXCursor(cast<PseudoObjectExpr>(S)->getSyntacticForm(), Parent, 349 TU, RegionOfInterest); 350 351 case Stmt::CompoundStmtClass: 352 K = CXCursor_CompoundStmt; 353 break; 354 355 case Stmt::NullStmtClass: 356 K = CXCursor_NullStmt; 357 break; 358 359 case Stmt::LabelStmtClass: 360 K = CXCursor_LabelStmt; 361 break; 362 363 case Stmt::AttributedStmtClass: 364 K = CXCursor_UnexposedStmt; 365 break; 366 367 case Stmt::DeclStmtClass: 368 K = CXCursor_DeclStmt; 369 break; 370 371 case Stmt::CapturedStmtClass: 372 K = CXCursor_UnexposedStmt; 373 break; 374 375 case Stmt::IntegerLiteralClass: 376 K = CXCursor_IntegerLiteral; 377 break; 378 379 case Stmt::FixedPointLiteralClass: 380 K = CXCursor_FixedPointLiteral; 381 break; 382 383 case Stmt::FloatingLiteralClass: 384 K = CXCursor_FloatingLiteral; 385 break; 386 387 case Stmt::ImaginaryLiteralClass: 388 K = CXCursor_ImaginaryLiteral; 389 break; 390 391 case Stmt::StringLiteralClass: 392 K = CXCursor_StringLiteral; 393 break; 394 395 case Stmt::CharacterLiteralClass: 396 K = CXCursor_CharacterLiteral; 397 break; 398 399 case Stmt::ConstantExprClass: 400 return MakeCXCursor(cast<ConstantExpr>(S)->getSubExpr(), Parent, TU, 401 RegionOfInterest); 402 403 case Stmt::ParenExprClass: 404 K = CXCursor_ParenExpr; 405 break; 406 407 case Stmt::UnaryOperatorClass: 408 K = CXCursor_UnaryOperator; 409 break; 410 411 case Stmt::UnaryExprOrTypeTraitExprClass: 412 case Stmt::CXXNoexceptExprClass: 413 K = CXCursor_UnaryExpr; 414 break; 415 416 case Stmt::MSPropertySubscriptExprClass: 417 case Stmt::ArraySubscriptExprClass: 418 K = CXCursor_ArraySubscriptExpr; 419 break; 420 421 case Stmt::MatrixSubscriptExprClass: 422 // TODO: add support for MatrixSubscriptExpr. 423 K = CXCursor_UnexposedExpr; 424 break; 425 426 case Stmt::ArraySectionExprClass: 427 K = CXCursor_ArraySectionExpr; 428 break; 429 430 case Stmt::OMPArrayShapingExprClass: 431 K = CXCursor_OMPArrayShapingExpr; 432 break; 433 434 case Stmt::OMPIteratorExprClass: 435 K = CXCursor_OMPIteratorExpr; 436 break; 437 438 case Stmt::BinaryOperatorClass: 439 K = CXCursor_BinaryOperator; 440 break; 441 442 case Stmt::CompoundAssignOperatorClass: 443 K = CXCursor_CompoundAssignOperator; 444 break; 445 446 case Stmt::ConditionalOperatorClass: 447 K = CXCursor_ConditionalOperator; 448 break; 449 450 case Stmt::CStyleCastExprClass: 451 K = CXCursor_CStyleCastExpr; 452 break; 453 454 case Stmt::CompoundLiteralExprClass: 455 K = CXCursor_CompoundLiteralExpr; 456 break; 457 458 case Stmt::InitListExprClass: 459 K = CXCursor_InitListExpr; 460 break; 461 462 case Stmt::AddrLabelExprClass: 463 K = CXCursor_AddrLabelExpr; 464 break; 465 466 case Stmt::StmtExprClass: 467 K = CXCursor_StmtExpr; 468 break; 469 470 case Stmt::GenericSelectionExprClass: 471 K = CXCursor_GenericSelectionExpr; 472 break; 473 474 case Stmt::GNUNullExprClass: 475 K = CXCursor_GNUNullExpr; 476 break; 477 478 case Stmt::CXXStaticCastExprClass: 479 K = CXCursor_CXXStaticCastExpr; 480 break; 481 482 case Stmt::CXXDynamicCastExprClass: 483 K = CXCursor_CXXDynamicCastExpr; 484 break; 485 486 case Stmt::CXXReinterpretCastExprClass: 487 K = CXCursor_CXXReinterpretCastExpr; 488 break; 489 490 case Stmt::CXXConstCastExprClass: 491 K = CXCursor_CXXConstCastExpr; 492 break; 493 494 case Stmt::CXXFunctionalCastExprClass: 495 K = CXCursor_CXXFunctionalCastExpr; 496 break; 497 498 case Stmt::CXXAddrspaceCastExprClass: 499 K = CXCursor_CXXAddrspaceCastExpr; 500 break; 501 502 case Stmt::CXXTypeidExprClass: 503 K = CXCursor_CXXTypeidExpr; 504 break; 505 506 case Stmt::CXXBoolLiteralExprClass: 507 K = CXCursor_CXXBoolLiteralExpr; 508 break; 509 510 case Stmt::CXXNullPtrLiteralExprClass: 511 K = CXCursor_CXXNullPtrLiteralExpr; 512 break; 513 514 case Stmt::CXXThisExprClass: 515 K = CXCursor_CXXThisExpr; 516 break; 517 518 case Stmt::CXXThrowExprClass: 519 K = CXCursor_CXXThrowExpr; 520 break; 521 522 case Stmt::CXXNewExprClass: 523 K = CXCursor_CXXNewExpr; 524 break; 525 526 case Stmt::CXXDeleteExprClass: 527 K = CXCursor_CXXDeleteExpr; 528 break; 529 530 case Stmt::ObjCStringLiteralClass: 531 K = CXCursor_ObjCStringLiteral; 532 break; 533 534 case Stmt::ObjCEncodeExprClass: 535 K = CXCursor_ObjCEncodeExpr; 536 break; 537 538 case Stmt::ObjCSelectorExprClass: 539 K = CXCursor_ObjCSelectorExpr; 540 break; 541 542 case Stmt::ObjCProtocolExprClass: 543 K = CXCursor_ObjCProtocolExpr; 544 break; 545 546 case Stmt::ObjCBoolLiteralExprClass: 547 K = CXCursor_ObjCBoolLiteralExpr; 548 break; 549 550 case Stmt::ObjCAvailabilityCheckExprClass: 551 K = CXCursor_ObjCAvailabilityCheckExpr; 552 break; 553 554 case Stmt::ObjCBridgedCastExprClass: 555 K = CXCursor_ObjCBridgedCastExpr; 556 break; 557 558 case Stmt::BlockExprClass: 559 K = CXCursor_BlockExpr; 560 break; 561 562 case Stmt::PackExpansionExprClass: 563 K = CXCursor_PackExpansionExpr; 564 break; 565 566 case Stmt::SizeOfPackExprClass: 567 K = CXCursor_SizeOfPackExpr; 568 break; 569 570 case Stmt::PackIndexingExprClass: 571 K = CXCursor_PackIndexingExpr; 572 break; 573 574 case Stmt::DeclRefExprClass: 575 if (const ImplicitParamDecl *IPD = dyn_cast_or_null<ImplicitParamDecl>( 576 cast<DeclRefExpr>(S)->getDecl())) { 577 if (const ObjCMethodDecl *MD = 578 dyn_cast<ObjCMethodDecl>(IPD->getDeclContext())) { 579 if (MD->getSelfDecl() == IPD) { 580 K = CXCursor_ObjCSelfExpr; 581 break; 582 } 583 } 584 } 585 586 K = CXCursor_DeclRefExpr; 587 break; 588 589 case Stmt::DependentScopeDeclRefExprClass: 590 case Stmt::SubstNonTypeTemplateParmExprClass: 591 case Stmt::SubstNonTypeTemplateParmPackExprClass: 592 case Stmt::FunctionParmPackExprClass: 593 case Stmt::UnresolvedLookupExprClass: 594 case Stmt::TypoExprClass: // A typo could actually be a DeclRef or a MemberRef 595 K = CXCursor_DeclRefExpr; 596 break; 597 598 case Stmt::CXXDependentScopeMemberExprClass: 599 case Stmt::CXXPseudoDestructorExprClass: 600 case Stmt::MemberExprClass: 601 case Stmt::MSPropertyRefExprClass: 602 case Stmt::ObjCIsaExprClass: 603 case Stmt::ObjCIvarRefExprClass: 604 case Stmt::ObjCPropertyRefExprClass: 605 case Stmt::UnresolvedMemberExprClass: 606 K = CXCursor_MemberRefExpr; 607 break; 608 609 case Stmt::CallExprClass: 610 case Stmt::CXXOperatorCallExprClass: 611 case Stmt::CXXMemberCallExprClass: 612 case Stmt::CUDAKernelCallExprClass: 613 case Stmt::CXXConstructExprClass: 614 case Stmt::CXXInheritedCtorInitExprClass: 615 case Stmt::CXXTemporaryObjectExprClass: 616 case Stmt::CXXUnresolvedConstructExprClass: 617 case Stmt::UserDefinedLiteralClass: 618 K = CXCursor_CallExpr; 619 break; 620 621 case Stmt::LambdaExprClass: 622 K = CXCursor_LambdaExpr; 623 break; 624 625 case Stmt::ObjCMessageExprClass: { 626 K = CXCursor_ObjCMessageExpr; 627 int SelectorIdIndex = -1; 628 // Check if cursor points to a selector id. 629 if (RegionOfInterest.isValid() && 630 RegionOfInterest.getBegin() == RegionOfInterest.getEnd()) { 631 SmallVector<SourceLocation, 16> SelLocs; 632 cast<ObjCMessageExpr>(S)->getSelectorLocs(SelLocs); 633 SmallVectorImpl<SourceLocation>::iterator I = 634 llvm::find(SelLocs, RegionOfInterest.getBegin()); 635 if (I != SelLocs.end()) 636 SelectorIdIndex = I - SelLocs.begin(); 637 } 638 CXCursor C = {K, 0, {Parent, S, TU}}; 639 return getSelectorIdentifierCursor(SelectorIdIndex, C); 640 } 641 642 case Stmt::ConceptSpecializationExprClass: 643 K = CXCursor_ConceptSpecializationExpr; 644 break; 645 646 case Stmt::RequiresExprClass: 647 K = CXCursor_RequiresExpr; 648 break; 649 650 case Stmt::CXXParenListInitExprClass: 651 K = CXCursor_CXXParenListInitExpr; 652 break; 653 654 case Stmt::MSDependentExistsStmtClass: 655 K = CXCursor_UnexposedStmt; 656 break; 657 case Stmt::OMPCanonicalLoopClass: 658 K = CXCursor_OMPCanonicalLoop; 659 break; 660 case Stmt::OMPMetaDirectiveClass: 661 K = CXCursor_OMPMetaDirective; 662 break; 663 case Stmt::OMPParallelDirectiveClass: 664 K = CXCursor_OMPParallelDirective; 665 break; 666 case Stmt::OMPSimdDirectiveClass: 667 K = CXCursor_OMPSimdDirective; 668 break; 669 case Stmt::OMPTileDirectiveClass: 670 K = CXCursor_OMPTileDirective; 671 break; 672 case Stmt::OMPUnrollDirectiveClass: 673 K = CXCursor_OMPUnrollDirective; 674 break; 675 case Stmt::OMPForDirectiveClass: 676 K = CXCursor_OMPForDirective; 677 break; 678 case Stmt::OMPForSimdDirectiveClass: 679 K = CXCursor_OMPForSimdDirective; 680 break; 681 case Stmt::OMPSectionsDirectiveClass: 682 K = CXCursor_OMPSectionsDirective; 683 break; 684 case Stmt::OMPSectionDirectiveClass: 685 K = CXCursor_OMPSectionDirective; 686 break; 687 case Stmt::OMPScopeDirectiveClass: 688 K = CXCursor_OMPScopeDirective; 689 break; 690 case Stmt::OMPSingleDirectiveClass: 691 K = CXCursor_OMPSingleDirective; 692 break; 693 case Stmt::OMPMasterDirectiveClass: 694 K = CXCursor_OMPMasterDirective; 695 break; 696 case Stmt::OMPCriticalDirectiveClass: 697 K = CXCursor_OMPCriticalDirective; 698 break; 699 case Stmt::OMPParallelForDirectiveClass: 700 K = CXCursor_OMPParallelForDirective; 701 break; 702 case Stmt::OMPParallelForSimdDirectiveClass: 703 K = CXCursor_OMPParallelForSimdDirective; 704 break; 705 case Stmt::OMPParallelMasterDirectiveClass: 706 K = CXCursor_OMPParallelMasterDirective; 707 break; 708 case Stmt::OMPParallelMaskedDirectiveClass: 709 K = CXCursor_OMPParallelMaskedDirective; 710 break; 711 case Stmt::OMPParallelSectionsDirectiveClass: 712 K = CXCursor_OMPParallelSectionsDirective; 713 break; 714 case Stmt::OMPTaskDirectiveClass: 715 K = CXCursor_OMPTaskDirective; 716 break; 717 case Stmt::OMPTaskyieldDirectiveClass: 718 K = CXCursor_OMPTaskyieldDirective; 719 break; 720 case Stmt::OMPBarrierDirectiveClass: 721 K = CXCursor_OMPBarrierDirective; 722 break; 723 case Stmt::OMPTaskwaitDirectiveClass: 724 K = CXCursor_OMPTaskwaitDirective; 725 break; 726 case Stmt::OMPErrorDirectiveClass: 727 K = CXCursor_OMPErrorDirective; 728 break; 729 case Stmt::OMPTaskgroupDirectiveClass: 730 K = CXCursor_OMPTaskgroupDirective; 731 break; 732 case Stmt::OMPFlushDirectiveClass: 733 K = CXCursor_OMPFlushDirective; 734 break; 735 case Stmt::OMPDepobjDirectiveClass: 736 K = CXCursor_OMPDepobjDirective; 737 break; 738 case Stmt::OMPScanDirectiveClass: 739 K = CXCursor_OMPScanDirective; 740 break; 741 case Stmt::OMPOrderedDirectiveClass: 742 K = CXCursor_OMPOrderedDirective; 743 break; 744 case Stmt::OMPAtomicDirectiveClass: 745 K = CXCursor_OMPAtomicDirective; 746 break; 747 case Stmt::OMPTargetDirectiveClass: 748 K = CXCursor_OMPTargetDirective; 749 break; 750 case Stmt::OMPTargetDataDirectiveClass: 751 K = CXCursor_OMPTargetDataDirective; 752 break; 753 case Stmt::OMPTargetEnterDataDirectiveClass: 754 K = CXCursor_OMPTargetEnterDataDirective; 755 break; 756 case Stmt::OMPTargetExitDataDirectiveClass: 757 K = CXCursor_OMPTargetExitDataDirective; 758 break; 759 case Stmt::OMPTargetParallelDirectiveClass: 760 K = CXCursor_OMPTargetParallelDirective; 761 break; 762 case Stmt::OMPTargetParallelForDirectiveClass: 763 K = CXCursor_OMPTargetParallelForDirective; 764 break; 765 case Stmt::OMPTargetUpdateDirectiveClass: 766 K = CXCursor_OMPTargetUpdateDirective; 767 break; 768 case Stmt::OMPTeamsDirectiveClass: 769 K = CXCursor_OMPTeamsDirective; 770 break; 771 case Stmt::OMPCancellationPointDirectiveClass: 772 K = CXCursor_OMPCancellationPointDirective; 773 break; 774 case Stmt::OMPCancelDirectiveClass: 775 K = CXCursor_OMPCancelDirective; 776 break; 777 case Stmt::OMPTaskLoopDirectiveClass: 778 K = CXCursor_OMPTaskLoopDirective; 779 break; 780 case Stmt::OMPTaskLoopSimdDirectiveClass: 781 K = CXCursor_OMPTaskLoopSimdDirective; 782 break; 783 case Stmt::OMPMasterTaskLoopDirectiveClass: 784 K = CXCursor_OMPMasterTaskLoopDirective; 785 break; 786 case Stmt::OMPMaskedTaskLoopDirectiveClass: 787 K = CXCursor_OMPMaskedTaskLoopDirective; 788 break; 789 case Stmt::OMPMasterTaskLoopSimdDirectiveClass: 790 K = CXCursor_OMPMasterTaskLoopSimdDirective; 791 break; 792 case Stmt::OMPMaskedTaskLoopSimdDirectiveClass: 793 K = CXCursor_OMPMaskedTaskLoopSimdDirective; 794 break; 795 case Stmt::OMPParallelMasterTaskLoopDirectiveClass: 796 K = CXCursor_OMPParallelMasterTaskLoopDirective; 797 break; 798 case Stmt::OMPParallelMaskedTaskLoopDirectiveClass: 799 K = CXCursor_OMPParallelMaskedTaskLoopDirective; 800 break; 801 case Stmt::OMPParallelMasterTaskLoopSimdDirectiveClass: 802 K = CXCursor_OMPParallelMasterTaskLoopSimdDirective; 803 break; 804 case Stmt::OMPParallelMaskedTaskLoopSimdDirectiveClass: 805 K = CXCursor_OMPParallelMaskedTaskLoopSimdDirective; 806 break; 807 case Stmt::OMPDistributeDirectiveClass: 808 K = CXCursor_OMPDistributeDirective; 809 break; 810 case Stmt::OMPDistributeParallelForDirectiveClass: 811 K = CXCursor_OMPDistributeParallelForDirective; 812 break; 813 case Stmt::OMPDistributeParallelForSimdDirectiveClass: 814 K = CXCursor_OMPDistributeParallelForSimdDirective; 815 break; 816 case Stmt::OMPDistributeSimdDirectiveClass: 817 K = CXCursor_OMPDistributeSimdDirective; 818 break; 819 case Stmt::OMPTargetParallelForSimdDirectiveClass: 820 K = CXCursor_OMPTargetParallelForSimdDirective; 821 break; 822 case Stmt::OMPTargetSimdDirectiveClass: 823 K = CXCursor_OMPTargetSimdDirective; 824 break; 825 case Stmt::OMPTeamsDistributeDirectiveClass: 826 K = CXCursor_OMPTeamsDistributeDirective; 827 break; 828 case Stmt::OMPTeamsDistributeSimdDirectiveClass: 829 K = CXCursor_OMPTeamsDistributeSimdDirective; 830 break; 831 case Stmt::OMPTeamsDistributeParallelForSimdDirectiveClass: 832 K = CXCursor_OMPTeamsDistributeParallelForSimdDirective; 833 break; 834 case Stmt::OMPTeamsDistributeParallelForDirectiveClass: 835 K = CXCursor_OMPTeamsDistributeParallelForDirective; 836 break; 837 case Stmt::OMPTargetTeamsDirectiveClass: 838 K = CXCursor_OMPTargetTeamsDirective; 839 break; 840 case Stmt::OMPTargetTeamsDistributeDirectiveClass: 841 K = CXCursor_OMPTargetTeamsDistributeDirective; 842 break; 843 case Stmt::OMPTargetTeamsDistributeParallelForDirectiveClass: 844 K = CXCursor_OMPTargetTeamsDistributeParallelForDirective; 845 break; 846 case Stmt::OMPTargetTeamsDistributeParallelForSimdDirectiveClass: 847 K = CXCursor_OMPTargetTeamsDistributeParallelForSimdDirective; 848 break; 849 case Stmt::OMPTargetTeamsDistributeSimdDirectiveClass: 850 K = CXCursor_OMPTargetTeamsDistributeSimdDirective; 851 break; 852 case Stmt::OMPInteropDirectiveClass: 853 K = CXCursor_OMPInteropDirective; 854 break; 855 case Stmt::OMPDispatchDirectiveClass: 856 K = CXCursor_OMPDispatchDirective; 857 break; 858 case Stmt::OMPMaskedDirectiveClass: 859 K = CXCursor_OMPMaskedDirective; 860 break; 861 case Stmt::OMPGenericLoopDirectiveClass: 862 K = CXCursor_OMPGenericLoopDirective; 863 break; 864 case Stmt::OMPTeamsGenericLoopDirectiveClass: 865 K = CXCursor_OMPTeamsGenericLoopDirective; 866 break; 867 case Stmt::OMPTargetTeamsGenericLoopDirectiveClass: 868 K = CXCursor_OMPTargetTeamsGenericLoopDirective; 869 break; 870 case Stmt::OMPParallelGenericLoopDirectiveClass: 871 K = CXCursor_OMPParallelGenericLoopDirective; 872 break; 873 case Stmt::OpenACCComputeConstructClass: 874 K = CXCursor_OpenACCComputeConstruct; 875 break; 876 case Stmt::OMPTargetParallelGenericLoopDirectiveClass: 877 K = CXCursor_OMPTargetParallelGenericLoopDirective; 878 break; 879 case Stmt::BuiltinBitCastExprClass: 880 K = CXCursor_BuiltinBitCastExpr; 881 } 882 883 CXCursor C = {K, 0, {Parent, S, TU}}; 884 return C; 885 } 886 887 CXCursor cxcursor::MakeCursorObjCSuperClassRef(ObjCInterfaceDecl *Super, 888 SourceLocation Loc, 889 CXTranslationUnit TU) { 890 assert(Super && TU && "Invalid arguments!"); 891 void *RawLoc = Loc.getPtrEncoding(); 892 CXCursor C = {CXCursor_ObjCSuperClassRef, 0, {Super, RawLoc, TU}}; 893 return C; 894 } 895 896 std::pair<const ObjCInterfaceDecl *, SourceLocation> 897 cxcursor::getCursorObjCSuperClassRef(CXCursor C) { 898 assert(C.kind == CXCursor_ObjCSuperClassRef); 899 return std::make_pair(static_cast<const ObjCInterfaceDecl *>(C.data[0]), 900 SourceLocation::getFromPtrEncoding(C.data[1])); 901 } 902 903 CXCursor cxcursor::MakeCursorObjCProtocolRef(const ObjCProtocolDecl *Proto, 904 SourceLocation Loc, 905 CXTranslationUnit TU) { 906 assert(Proto && TU && "Invalid arguments!"); 907 void *RawLoc = Loc.getPtrEncoding(); 908 CXCursor C = {CXCursor_ObjCProtocolRef, 0, {Proto, RawLoc, TU}}; 909 return C; 910 } 911 912 std::pair<const ObjCProtocolDecl *, SourceLocation> 913 cxcursor::getCursorObjCProtocolRef(CXCursor C) { 914 assert(C.kind == CXCursor_ObjCProtocolRef); 915 return std::make_pair(static_cast<const ObjCProtocolDecl *>(C.data[0]), 916 SourceLocation::getFromPtrEncoding(C.data[1])); 917 } 918 919 CXCursor cxcursor::MakeCursorObjCClassRef(const ObjCInterfaceDecl *Class, 920 SourceLocation Loc, 921 CXTranslationUnit TU) { 922 // 'Class' can be null for invalid code. 923 if (!Class) 924 return MakeCXCursorInvalid(CXCursor_InvalidCode); 925 assert(TU && "Invalid arguments!"); 926 void *RawLoc = Loc.getPtrEncoding(); 927 CXCursor C = {CXCursor_ObjCClassRef, 0, {Class, RawLoc, TU}}; 928 return C; 929 } 930 931 std::pair<const ObjCInterfaceDecl *, SourceLocation> 932 cxcursor::getCursorObjCClassRef(CXCursor C) { 933 assert(C.kind == CXCursor_ObjCClassRef); 934 return std::make_pair(static_cast<const ObjCInterfaceDecl *>(C.data[0]), 935 SourceLocation::getFromPtrEncoding(C.data[1])); 936 } 937 938 CXCursor cxcursor::MakeCursorTypeRef(const TypeDecl *Type, SourceLocation Loc, 939 CXTranslationUnit TU) { 940 assert(Type && TU && "Invalid arguments!"); 941 void *RawLoc = Loc.getPtrEncoding(); 942 CXCursor C = {CXCursor_TypeRef, 0, {Type, RawLoc, TU}}; 943 return C; 944 } 945 946 std::pair<const TypeDecl *, SourceLocation> 947 cxcursor::getCursorTypeRef(CXCursor C) { 948 assert(C.kind == CXCursor_TypeRef); 949 return std::make_pair(static_cast<const TypeDecl *>(C.data[0]), 950 SourceLocation::getFromPtrEncoding(C.data[1])); 951 } 952 953 CXCursor cxcursor::MakeCursorTemplateRef(const TemplateDecl *Template, 954 SourceLocation Loc, 955 CXTranslationUnit TU) { 956 assert(Template && TU && "Invalid arguments!"); 957 void *RawLoc = Loc.getPtrEncoding(); 958 CXCursor C = {CXCursor_TemplateRef, 0, {Template, RawLoc, TU}}; 959 return C; 960 } 961 962 std::pair<const TemplateDecl *, SourceLocation> 963 cxcursor::getCursorTemplateRef(CXCursor C) { 964 assert(C.kind == CXCursor_TemplateRef); 965 return std::make_pair(static_cast<const TemplateDecl *>(C.data[0]), 966 SourceLocation::getFromPtrEncoding(C.data[1])); 967 } 968 969 CXCursor cxcursor::MakeCursorNamespaceRef(const NamedDecl *NS, 970 SourceLocation Loc, 971 CXTranslationUnit TU) { 972 973 assert(NS && (isa<NamespaceDecl>(NS) || isa<NamespaceAliasDecl>(NS)) && TU && 974 "Invalid arguments!"); 975 void *RawLoc = Loc.getPtrEncoding(); 976 CXCursor C = {CXCursor_NamespaceRef, 0, {NS, RawLoc, TU}}; 977 return C; 978 } 979 980 std::pair<const NamedDecl *, SourceLocation> 981 cxcursor::getCursorNamespaceRef(CXCursor C) { 982 assert(C.kind == CXCursor_NamespaceRef); 983 return std::make_pair(static_cast<const NamedDecl *>(C.data[0]), 984 SourceLocation::getFromPtrEncoding(C.data[1])); 985 } 986 987 CXCursor cxcursor::MakeCursorVariableRef(const VarDecl *Var, SourceLocation Loc, 988 CXTranslationUnit TU) { 989 990 assert(Var && TU && "Invalid arguments!"); 991 void *RawLoc = Loc.getPtrEncoding(); 992 CXCursor C = {CXCursor_VariableRef, 0, {Var, RawLoc, TU}}; 993 return C; 994 } 995 996 std::pair<const VarDecl *, SourceLocation> 997 cxcursor::getCursorVariableRef(CXCursor C) { 998 assert(C.kind == CXCursor_VariableRef); 999 return std::make_pair(static_cast<const VarDecl *>(C.data[0]), 1000 SourceLocation::getFromPtrEncoding(C.data[1])); 1001 } 1002 1003 CXCursor cxcursor::MakeCursorMemberRef(const FieldDecl *Field, 1004 SourceLocation Loc, 1005 CXTranslationUnit TU) { 1006 1007 assert(Field && TU && "Invalid arguments!"); 1008 void *RawLoc = Loc.getPtrEncoding(); 1009 CXCursor C = {CXCursor_MemberRef, 0, {Field, RawLoc, TU}}; 1010 return C; 1011 } 1012 1013 std::pair<const FieldDecl *, SourceLocation> 1014 cxcursor::getCursorMemberRef(CXCursor C) { 1015 assert(C.kind == CXCursor_MemberRef); 1016 return std::make_pair(static_cast<const FieldDecl *>(C.data[0]), 1017 SourceLocation::getFromPtrEncoding(C.data[1])); 1018 } 1019 1020 CXCursor cxcursor::MakeCursorCXXBaseSpecifier(const CXXBaseSpecifier *B, 1021 CXTranslationUnit TU) { 1022 CXCursor C = {CXCursor_CXXBaseSpecifier, 0, {B, nullptr, TU}}; 1023 return C; 1024 } 1025 1026 const CXXBaseSpecifier *cxcursor::getCursorCXXBaseSpecifier(CXCursor C) { 1027 assert(C.kind == CXCursor_CXXBaseSpecifier); 1028 return static_cast<const CXXBaseSpecifier *>(C.data[0]); 1029 } 1030 1031 CXCursor cxcursor::MakePreprocessingDirectiveCursor(SourceRange Range, 1032 CXTranslationUnit TU) { 1033 CXCursor C = { 1034 CXCursor_PreprocessingDirective, 1035 0, 1036 {Range.getBegin().getPtrEncoding(), Range.getEnd().getPtrEncoding(), TU}}; 1037 return C; 1038 } 1039 1040 SourceRange cxcursor::getCursorPreprocessingDirective(CXCursor C) { 1041 assert(C.kind == CXCursor_PreprocessingDirective); 1042 SourceRange Range(SourceLocation::getFromPtrEncoding(C.data[0]), 1043 SourceLocation::getFromPtrEncoding(C.data[1])); 1044 ASTUnit *TU = getCursorASTUnit(C); 1045 return TU->mapRangeFromPreamble(Range); 1046 } 1047 1048 CXCursor cxcursor::MakeMacroDefinitionCursor(const MacroDefinitionRecord *MI, 1049 CXTranslationUnit TU) { 1050 CXCursor C = {CXCursor_MacroDefinition, 0, {MI, nullptr, TU}}; 1051 return C; 1052 } 1053 1054 const MacroDefinitionRecord *cxcursor::getCursorMacroDefinition(CXCursor C) { 1055 assert(C.kind == CXCursor_MacroDefinition); 1056 return static_cast<const MacroDefinitionRecord *>(C.data[0]); 1057 } 1058 1059 CXCursor cxcursor::MakeMacroExpansionCursor(MacroExpansion *MI, 1060 CXTranslationUnit TU) { 1061 CXCursor C = {CXCursor_MacroExpansion, 0, {MI, nullptr, TU}}; 1062 return C; 1063 } 1064 1065 CXCursor cxcursor::MakeMacroExpansionCursor(MacroDefinitionRecord *MI, 1066 SourceLocation Loc, 1067 CXTranslationUnit TU) { 1068 assert(Loc.isValid()); 1069 CXCursor C = {CXCursor_MacroExpansion, 0, {MI, Loc.getPtrEncoding(), TU}}; 1070 return C; 1071 } 1072 1073 const IdentifierInfo *cxcursor::MacroExpansionCursor::getName() const { 1074 if (isPseudo()) 1075 return getAsMacroDefinition()->getName(); 1076 return getAsMacroExpansion()->getName(); 1077 } 1078 const MacroDefinitionRecord * 1079 cxcursor::MacroExpansionCursor::getDefinition() const { 1080 if (isPseudo()) 1081 return getAsMacroDefinition(); 1082 return getAsMacroExpansion()->getDefinition(); 1083 } 1084 SourceRange cxcursor::MacroExpansionCursor::getSourceRange() const { 1085 if (isPseudo()) 1086 return getPseudoLoc(); 1087 return getAsMacroExpansion()->getSourceRange(); 1088 } 1089 1090 CXCursor cxcursor::MakeInclusionDirectiveCursor(InclusionDirective *ID, 1091 CXTranslationUnit TU) { 1092 CXCursor C = {CXCursor_InclusionDirective, 0, {ID, nullptr, TU}}; 1093 return C; 1094 } 1095 1096 const InclusionDirective *cxcursor::getCursorInclusionDirective(CXCursor C) { 1097 assert(C.kind == CXCursor_InclusionDirective); 1098 return static_cast<const InclusionDirective *>(C.data[0]); 1099 } 1100 1101 CXCursor cxcursor::MakeCursorLabelRef(LabelStmt *Label, SourceLocation Loc, 1102 CXTranslationUnit TU) { 1103 1104 assert(Label && TU && "Invalid arguments!"); 1105 void *RawLoc = Loc.getPtrEncoding(); 1106 CXCursor C = {CXCursor_LabelRef, 0, {Label, RawLoc, TU}}; 1107 return C; 1108 } 1109 1110 std::pair<const LabelStmt *, SourceLocation> 1111 cxcursor::getCursorLabelRef(CXCursor C) { 1112 assert(C.kind == CXCursor_LabelRef); 1113 return std::make_pair(static_cast<const LabelStmt *>(C.data[0]), 1114 SourceLocation::getFromPtrEncoding(C.data[1])); 1115 } 1116 1117 CXCursor cxcursor::MakeCursorOverloadedDeclRef(const OverloadExpr *E, 1118 CXTranslationUnit TU) { 1119 assert(E && TU && "Invalid arguments!"); 1120 OverloadedDeclRefStorage Storage(E); 1121 void *RawLoc = E->getNameLoc().getPtrEncoding(); 1122 CXCursor C = { 1123 CXCursor_OverloadedDeclRef, 0, {Storage.getOpaqueValue(), RawLoc, TU}}; 1124 return C; 1125 } 1126 1127 CXCursor cxcursor::MakeCursorOverloadedDeclRef(const Decl *D, 1128 SourceLocation Loc, 1129 CXTranslationUnit TU) { 1130 assert(D && TU && "Invalid arguments!"); 1131 void *RawLoc = Loc.getPtrEncoding(); 1132 OverloadedDeclRefStorage Storage(D); 1133 CXCursor C = { 1134 CXCursor_OverloadedDeclRef, 0, {Storage.getOpaqueValue(), RawLoc, TU}}; 1135 return C; 1136 } 1137 1138 CXCursor cxcursor::MakeCursorOverloadedDeclRef(TemplateName Name, 1139 SourceLocation Loc, 1140 CXTranslationUnit TU) { 1141 assert(Name.getAsOverloadedTemplate() && TU && "Invalid arguments!"); 1142 void *RawLoc = Loc.getPtrEncoding(); 1143 OverloadedDeclRefStorage Storage(Name.getAsOverloadedTemplate()); 1144 CXCursor C = { 1145 CXCursor_OverloadedDeclRef, 0, {Storage.getOpaqueValue(), RawLoc, TU}}; 1146 return C; 1147 } 1148 1149 std::pair<cxcursor::OverloadedDeclRefStorage, SourceLocation> 1150 cxcursor::getCursorOverloadedDeclRef(CXCursor C) { 1151 assert(C.kind == CXCursor_OverloadedDeclRef); 1152 return std::make_pair(OverloadedDeclRefStorage::getFromOpaqueValue( 1153 const_cast<void *>(C.data[0])), 1154 SourceLocation::getFromPtrEncoding(C.data[1])); 1155 } 1156 1157 const Decl *cxcursor::getCursorDecl(CXCursor Cursor) { 1158 return static_cast<const Decl *>(Cursor.data[0]); 1159 } 1160 1161 const Expr *cxcursor::getCursorExpr(CXCursor Cursor) { 1162 return dyn_cast_or_null<Expr>(getCursorStmt(Cursor)); 1163 } 1164 1165 const Stmt *cxcursor::getCursorStmt(CXCursor Cursor) { 1166 if (Cursor.kind == CXCursor_ObjCSuperClassRef || 1167 Cursor.kind == CXCursor_ObjCProtocolRef || 1168 Cursor.kind == CXCursor_ObjCClassRef) 1169 return nullptr; 1170 1171 return static_cast<const Stmt *>(Cursor.data[1]); 1172 } 1173 1174 const Attr *cxcursor::getCursorAttr(CXCursor Cursor) { 1175 return static_cast<const Attr *>(Cursor.data[1]); 1176 } 1177 1178 ASTContext &cxcursor::getCursorContext(CXCursor Cursor) { 1179 return getCursorASTUnit(Cursor)->getASTContext(); 1180 } 1181 1182 ASTUnit *cxcursor::getCursorASTUnit(CXCursor Cursor) { 1183 CXTranslationUnit TU = getCursorTU(Cursor); 1184 if (!TU) 1185 return nullptr; 1186 return cxtu::getASTUnit(TU); 1187 } 1188 1189 CXTranslationUnit cxcursor::getCursorTU(CXCursor Cursor) { 1190 return static_cast<CXTranslationUnit>(const_cast<void *>(Cursor.data[2])); 1191 } 1192 1193 void cxcursor::getOverriddenCursors(CXCursor cursor, 1194 SmallVectorImpl<CXCursor> &overridden) { 1195 assert(clang_isDeclaration(cursor.kind)); 1196 const NamedDecl *D = dyn_cast_or_null<NamedDecl>(getCursorDecl(cursor)); 1197 if (!D) 1198 return; 1199 1200 CXTranslationUnit TU = getCursorTU(cursor); 1201 SmallVector<const NamedDecl *, 8> OverDecls; 1202 D->getASTContext().getOverriddenMethods(D, OverDecls); 1203 1204 for (SmallVectorImpl<const NamedDecl *>::iterator I = OverDecls.begin(), 1205 E = OverDecls.end(); 1206 I != E; ++I) { 1207 overridden.push_back(MakeCXCursor(*I, TU)); 1208 } 1209 } 1210 1211 std::pair<int, SourceLocation> 1212 cxcursor::getSelectorIdentifierIndexAndLoc(CXCursor cursor) { 1213 if (cursor.kind == CXCursor_ObjCMessageExpr) { 1214 if (cursor.xdata != -1) 1215 return std::make_pair(cursor.xdata, 1216 cast<ObjCMessageExpr>(getCursorExpr(cursor)) 1217 ->getSelectorLoc(cursor.xdata)); 1218 } else if (cursor.kind == CXCursor_ObjCClassMethodDecl || 1219 cursor.kind == CXCursor_ObjCInstanceMethodDecl) { 1220 if (cursor.xdata != -1) 1221 return std::make_pair(cursor.xdata, 1222 cast<ObjCMethodDecl>(getCursorDecl(cursor)) 1223 ->getSelectorLoc(cursor.xdata)); 1224 } 1225 1226 return std::make_pair(-1, SourceLocation()); 1227 } 1228 1229 CXCursor cxcursor::getSelectorIdentifierCursor(int SelIdx, CXCursor cursor) { 1230 CXCursor newCursor = cursor; 1231 1232 if (cursor.kind == CXCursor_ObjCMessageExpr) { 1233 if (SelIdx == -1 || 1234 unsigned(SelIdx) >= 1235 cast<ObjCMessageExpr>(getCursorExpr(cursor))->getNumSelectorLocs()) 1236 newCursor.xdata = -1; 1237 else 1238 newCursor.xdata = SelIdx; 1239 } else if (cursor.kind == CXCursor_ObjCClassMethodDecl || 1240 cursor.kind == CXCursor_ObjCInstanceMethodDecl) { 1241 if (SelIdx == -1 || 1242 unsigned(SelIdx) >= 1243 cast<ObjCMethodDecl>(getCursorDecl(cursor))->getNumSelectorLocs()) 1244 newCursor.xdata = -1; 1245 else 1246 newCursor.xdata = SelIdx; 1247 } 1248 1249 return newCursor; 1250 } 1251 1252 CXCursor cxcursor::getTypeRefCursor(CXCursor cursor) { 1253 if (cursor.kind != CXCursor_CallExpr) 1254 return cursor; 1255 1256 if (cursor.xdata == 0) 1257 return cursor; 1258 1259 const Expr *E = getCursorExpr(cursor); 1260 TypeSourceInfo *Type = nullptr; 1261 if (const CXXUnresolvedConstructExpr *UnCtor = 1262 dyn_cast<CXXUnresolvedConstructExpr>(E)) { 1263 Type = UnCtor->getTypeSourceInfo(); 1264 } else if (const CXXTemporaryObjectExpr *Tmp = 1265 dyn_cast<CXXTemporaryObjectExpr>(E)) { 1266 Type = Tmp->getTypeSourceInfo(); 1267 } 1268 1269 if (!Type) 1270 return cursor; 1271 1272 CXTranslationUnit TU = getCursorTU(cursor); 1273 QualType Ty = Type->getType(); 1274 TypeLoc TL = Type->getTypeLoc(); 1275 SourceLocation Loc = TL.getBeginLoc(); 1276 1277 if (const ElaboratedType *ElabT = Ty->getAs<ElaboratedType>()) { 1278 Ty = ElabT->getNamedType(); 1279 ElaboratedTypeLoc ElabTL = TL.castAs<ElaboratedTypeLoc>(); 1280 Loc = ElabTL.getNamedTypeLoc().getBeginLoc(); 1281 } 1282 1283 if (const TypedefType *Typedef = Ty->getAs<TypedefType>()) 1284 return MakeCursorTypeRef(Typedef->getDecl(), Loc, TU); 1285 if (const TagType *Tag = Ty->getAs<TagType>()) 1286 return MakeCursorTypeRef(Tag->getDecl(), Loc, TU); 1287 if (const TemplateTypeParmType *TemplP = Ty->getAs<TemplateTypeParmType>()) 1288 return MakeCursorTypeRef(TemplP->getDecl(), Loc, TU); 1289 1290 return cursor; 1291 } 1292 1293 bool cxcursor::operator==(CXCursor X, CXCursor Y) { 1294 return X.kind == Y.kind && X.data[0] == Y.data[0] && X.data[1] == Y.data[1] && 1295 X.data[2] == Y.data[2]; 1296 } 1297 1298 // FIXME: Remove once we can model DeclGroups and their appropriate ranges 1299 // properly in the ASTs. 1300 bool cxcursor::isFirstInDeclGroup(CXCursor C) { 1301 assert(clang_isDeclaration(C.kind)); 1302 return ((uintptr_t)(C.data[1])) != 0; 1303 } 1304 1305 //===----------------------------------------------------------------------===// 1306 // libclang CXCursor APIs 1307 //===----------------------------------------------------------------------===// 1308 1309 int clang_Cursor_isNull(CXCursor cursor) { 1310 return clang_equalCursors(cursor, clang_getNullCursor()); 1311 } 1312 1313 CXTranslationUnit clang_Cursor_getTranslationUnit(CXCursor cursor) { 1314 return getCursorTU(cursor); 1315 } 1316 1317 int clang_Cursor_getNumArguments(CXCursor C) { 1318 if (clang_isDeclaration(C.kind)) { 1319 const Decl *D = cxcursor::getCursorDecl(C); 1320 if (const ObjCMethodDecl *MD = dyn_cast_or_null<ObjCMethodDecl>(D)) 1321 return MD->param_size(); 1322 if (const FunctionDecl *FD = dyn_cast_or_null<FunctionDecl>(D)) 1323 return FD->param_size(); 1324 } 1325 1326 if (clang_isExpression(C.kind)) { 1327 const Expr *E = cxcursor::getCursorExpr(C); 1328 if (const CallExpr *CE = dyn_cast<CallExpr>(E)) { 1329 return CE->getNumArgs(); 1330 } 1331 if (const CXXConstructExpr *CE = dyn_cast<CXXConstructExpr>(E)) { 1332 return CE->getNumArgs(); 1333 } 1334 } 1335 1336 return -1; 1337 } 1338 1339 CXCursor clang_Cursor_getArgument(CXCursor C, unsigned i) { 1340 if (clang_isDeclaration(C.kind)) { 1341 const Decl *D = cxcursor::getCursorDecl(C); 1342 if (const ObjCMethodDecl *MD = dyn_cast_or_null<ObjCMethodDecl>(D)) { 1343 if (i < MD->param_size()) 1344 return cxcursor::MakeCXCursor(MD->parameters()[i], 1345 cxcursor::getCursorTU(C)); 1346 } else if (const FunctionDecl *FD = dyn_cast_or_null<FunctionDecl>(D)) { 1347 if (i < FD->param_size()) 1348 return cxcursor::MakeCXCursor(FD->parameters()[i], 1349 cxcursor::getCursorTU(C)); 1350 } 1351 } 1352 1353 if (clang_isExpression(C.kind)) { 1354 const Expr *E = cxcursor::getCursorExpr(C); 1355 if (const CallExpr *CE = dyn_cast<CallExpr>(E)) { 1356 if (i < CE->getNumArgs()) { 1357 return cxcursor::MakeCXCursor(CE->getArg(i), getCursorDecl(C), 1358 cxcursor::getCursorTU(C)); 1359 } 1360 } 1361 if (const CXXConstructExpr *CE = dyn_cast<CXXConstructExpr>(E)) { 1362 if (i < CE->getNumArgs()) { 1363 return cxcursor::MakeCXCursor(CE->getArg(i), getCursorDecl(C), 1364 cxcursor::getCursorTU(C)); 1365 } 1366 } 1367 } 1368 1369 return clang_getNullCursor(); 1370 } 1371 1372 int clang_Cursor_getNumTemplateArguments(CXCursor C) { 1373 CXCursorKind kind = clang_getCursorKind(C); 1374 if (kind != CXCursor_FunctionDecl && kind != CXCursor_StructDecl && 1375 kind != CXCursor_ClassDecl && 1376 kind != CXCursor_ClassTemplatePartialSpecialization) { 1377 return -1; 1378 } 1379 1380 if (const auto *FD = 1381 llvm::dyn_cast_if_present<clang::FunctionDecl>(getCursorDecl(C))) { 1382 const FunctionTemplateSpecializationInfo *SpecInfo = 1383 FD->getTemplateSpecializationInfo(); 1384 if (!SpecInfo) { 1385 return -1; 1386 } 1387 return SpecInfo->TemplateArguments->size(); 1388 } 1389 1390 if (const auto *SD = 1391 llvm::dyn_cast_if_present<clang::ClassTemplateSpecializationDecl>( 1392 getCursorDecl(C))) { 1393 return SD->getTemplateArgs().size(); 1394 } 1395 1396 return -1; 1397 } 1398 1399 enum CXGetTemplateArgumentStatus { 1400 /** The operation completed successfully */ 1401 CXGetTemplateArgumentStatus_Success = 0, 1402 1403 /** The specified cursor did not represent a FunctionDecl or 1404 ClassTemplateSpecializationDecl. */ 1405 CXGetTemplateArgumentStatus_CursorNotCompatibleDecl = -1, 1406 1407 /** The specified cursor was not castable to a FunctionDecl or 1408 ClassTemplateSpecializationDecl. */ 1409 CXGetTemplateArgumentStatus_BadDeclCast = -2, 1410 1411 /** A NULL FunctionTemplateSpecializationInfo was retrieved. */ 1412 CXGetTemplateArgumentStatus_NullTemplSpecInfo = -3, 1413 1414 /** An invalid (OOB) argument index was specified */ 1415 CXGetTemplateArgumentStatus_InvalidIndex = -4 1416 }; 1417 1418 static int clang_Cursor_getTemplateArgument(CXCursor C, unsigned I, 1419 TemplateArgument *TA) { 1420 CXCursorKind kind = clang_getCursorKind(C); 1421 if (kind != CXCursor_FunctionDecl && kind != CXCursor_StructDecl && 1422 kind != CXCursor_ClassDecl && 1423 kind != CXCursor_ClassTemplatePartialSpecialization) { 1424 return -1; 1425 } 1426 1427 if (const auto *FD = 1428 llvm::dyn_cast_if_present<clang::FunctionDecl>(getCursorDecl(C))) { 1429 1430 const FunctionTemplateSpecializationInfo *SpecInfo = 1431 FD->getTemplateSpecializationInfo(); 1432 if (!SpecInfo) { 1433 return CXGetTemplateArgumentStatus_NullTemplSpecInfo; 1434 } 1435 1436 if (I >= SpecInfo->TemplateArguments->size()) { 1437 return CXGetTemplateArgumentStatus_InvalidIndex; 1438 } 1439 1440 *TA = SpecInfo->TemplateArguments->get(I); 1441 return 0; 1442 } 1443 1444 if (const auto *SD = 1445 llvm::dyn_cast_if_present<clang::ClassTemplateSpecializationDecl>( 1446 getCursorDecl(C))) { 1447 if (I >= SD->getTemplateArgs().size()) { 1448 return CXGetTemplateArgumentStatus_InvalidIndex; 1449 } 1450 1451 *TA = SD->getTemplateArgs()[I]; 1452 return 0; 1453 } 1454 1455 return CXGetTemplateArgumentStatus_BadDeclCast; 1456 } 1457 1458 enum CXTemplateArgumentKind clang_Cursor_getTemplateArgumentKind(CXCursor C, 1459 unsigned I) { 1460 TemplateArgument TA; 1461 if (clang_Cursor_getTemplateArgument(C, I, &TA)) { 1462 return CXTemplateArgumentKind_Invalid; 1463 } 1464 1465 switch (TA.getKind()) { 1466 case TemplateArgument::Null: 1467 return CXTemplateArgumentKind_Null; 1468 case TemplateArgument::Type: 1469 return CXTemplateArgumentKind_Type; 1470 case TemplateArgument::Declaration: 1471 return CXTemplateArgumentKind_Declaration; 1472 case TemplateArgument::NullPtr: 1473 return CXTemplateArgumentKind_NullPtr; 1474 case TemplateArgument::Integral: 1475 return CXTemplateArgumentKind_Integral; 1476 case TemplateArgument::StructuralValue: 1477 // FIXME: Expose these values. 1478 return CXTemplateArgumentKind_Invalid; 1479 case TemplateArgument::Template: 1480 return CXTemplateArgumentKind_Template; 1481 case TemplateArgument::TemplateExpansion: 1482 return CXTemplateArgumentKind_TemplateExpansion; 1483 case TemplateArgument::Expression: 1484 return CXTemplateArgumentKind_Expression; 1485 case TemplateArgument::Pack: 1486 return CXTemplateArgumentKind_Pack; 1487 } 1488 1489 return CXTemplateArgumentKind_Invalid; 1490 } 1491 1492 CXType clang_Cursor_getTemplateArgumentType(CXCursor C, unsigned I) { 1493 TemplateArgument TA; 1494 if (clang_Cursor_getTemplateArgument(C, I, &TA) != 1495 CXGetTemplateArgumentStatus_Success) { 1496 return cxtype::MakeCXType(QualType(), getCursorTU(C)); 1497 } 1498 1499 if (TA.getKind() != TemplateArgument::Type) { 1500 return cxtype::MakeCXType(QualType(), getCursorTU(C)); 1501 } 1502 1503 return cxtype::MakeCXType(TA.getAsType(), getCursorTU(C)); 1504 } 1505 1506 long long clang_Cursor_getTemplateArgumentValue(CXCursor C, unsigned I) { 1507 TemplateArgument TA; 1508 if (clang_Cursor_getTemplateArgument(C, I, &TA) != 1509 CXGetTemplateArgumentStatus_Success) { 1510 assert(0 && "Unable to retrieve TemplateArgument"); 1511 return 0; 1512 } 1513 1514 if (TA.getKind() != TemplateArgument::Integral) { 1515 assert(0 && "Passed template argument is not Integral"); 1516 return 0; 1517 } 1518 1519 return TA.getAsIntegral().getSExtValue(); 1520 } 1521 1522 unsigned long long clang_Cursor_getTemplateArgumentUnsignedValue(CXCursor C, 1523 unsigned I) { 1524 TemplateArgument TA; 1525 if (clang_Cursor_getTemplateArgument(C, I, &TA) != 1526 CXGetTemplateArgumentStatus_Success) { 1527 assert(0 && "Unable to retrieve TemplateArgument"); 1528 return 0; 1529 } 1530 1531 if (TA.getKind() != TemplateArgument::Integral) { 1532 assert(0 && "Passed template argument is not Integral"); 1533 return 0; 1534 } 1535 1536 return TA.getAsIntegral().getZExtValue(); 1537 } 1538 1539 //===----------------------------------------------------------------------===// 1540 // CXCursorSet. 1541 //===----------------------------------------------------------------------===// 1542 1543 typedef llvm::DenseMap<CXCursor, unsigned> CXCursorSet_Impl; 1544 1545 static inline CXCursorSet packCXCursorSet(CXCursorSet_Impl *setImpl) { 1546 return (CXCursorSet)setImpl; 1547 } 1548 static inline CXCursorSet_Impl *unpackCXCursorSet(CXCursorSet set) { 1549 return (CXCursorSet_Impl *)set; 1550 } 1551 namespace llvm { 1552 template <> struct DenseMapInfo<CXCursor> { 1553 public: 1554 static inline CXCursor getEmptyKey() { 1555 return MakeCXCursorInvalid(CXCursor_InvalidFile); 1556 } 1557 static inline CXCursor getTombstoneKey() { 1558 return MakeCXCursorInvalid(CXCursor_NoDeclFound); 1559 } 1560 static inline unsigned getHashValue(const CXCursor &cursor) { 1561 return llvm::DenseMapInfo<std::pair<const void *, const void *>>:: 1562 getHashValue(std::make_pair(cursor.data[0], cursor.data[1])); 1563 } 1564 static inline bool isEqual(const CXCursor &x, const CXCursor &y) { 1565 return x.kind == y.kind && x.data[0] == y.data[0] && x.data[1] == y.data[1]; 1566 } 1567 }; 1568 } // namespace llvm 1569 1570 CXCursorSet clang_createCXCursorSet() { 1571 return packCXCursorSet(new CXCursorSet_Impl()); 1572 } 1573 1574 void clang_disposeCXCursorSet(CXCursorSet set) { 1575 delete unpackCXCursorSet(set); 1576 } 1577 1578 unsigned clang_CXCursorSet_contains(CXCursorSet set, CXCursor cursor) { 1579 CXCursorSet_Impl *setImpl = unpackCXCursorSet(set); 1580 if (!setImpl) 1581 return 0; 1582 return setImpl->find(cursor) != setImpl->end(); 1583 } 1584 1585 unsigned clang_CXCursorSet_insert(CXCursorSet set, CXCursor cursor) { 1586 // Do not insert invalid cursors into the set. 1587 if (cursor.kind >= CXCursor_FirstInvalid && 1588 cursor.kind <= CXCursor_LastInvalid) 1589 return 1; 1590 1591 CXCursorSet_Impl *setImpl = unpackCXCursorSet(set); 1592 if (!setImpl) 1593 return 1; 1594 unsigned &entry = (*setImpl)[cursor]; 1595 unsigned flag = entry == 0 ? 1 : 0; 1596 entry = 1; 1597 return flag; 1598 } 1599 1600 CXCompletionString clang_getCursorCompletionString(CXCursor cursor) { 1601 enum CXCursorKind kind = clang_getCursorKind(cursor); 1602 if (clang_isDeclaration(kind)) { 1603 const Decl *decl = getCursorDecl(cursor); 1604 if (const NamedDecl *namedDecl = dyn_cast_or_null<NamedDecl>(decl)) { 1605 ASTUnit *unit = getCursorASTUnit(cursor); 1606 CodeCompletionResult Result(namedDecl, CCP_Declaration); 1607 CodeCompletionString *String = Result.CreateCodeCompletionString( 1608 unit->getASTContext(), unit->getPreprocessor(), 1609 CodeCompletionContext::CCC_Other, 1610 unit->getCodeCompletionTUInfo().getAllocator(), 1611 unit->getCodeCompletionTUInfo(), true); 1612 return String; 1613 } 1614 } else if (kind == CXCursor_MacroDefinition) { 1615 const MacroDefinitionRecord *definition = getCursorMacroDefinition(cursor); 1616 const IdentifierInfo *Macro = definition->getName(); 1617 ASTUnit *unit = getCursorASTUnit(cursor); 1618 CodeCompletionResult Result( 1619 Macro, 1620 unit->getPreprocessor().getMacroDefinition(Macro).getMacroInfo()); 1621 CodeCompletionString *String = Result.CreateCodeCompletionString( 1622 unit->getASTContext(), unit->getPreprocessor(), 1623 CodeCompletionContext::CCC_Other, 1624 unit->getCodeCompletionTUInfo().getAllocator(), 1625 unit->getCodeCompletionTUInfo(), false); 1626 return String; 1627 } 1628 return nullptr; 1629 } 1630 1631 namespace { 1632 struct OverridenCursorsPool { 1633 typedef SmallVector<CXCursor, 2> CursorVec; 1634 std::vector<CursorVec *> AllCursors; 1635 std::vector<CursorVec *> AvailableCursors; 1636 1637 ~OverridenCursorsPool() { 1638 for (std::vector<CursorVec *>::iterator I = AllCursors.begin(), 1639 E = AllCursors.end(); 1640 I != E; ++I) { 1641 delete *I; 1642 } 1643 } 1644 }; 1645 } // namespace 1646 1647 void *cxcursor::createOverridenCXCursorsPool() { 1648 return new OverridenCursorsPool(); 1649 } 1650 1651 void cxcursor::disposeOverridenCXCursorsPool(void *pool) { 1652 delete static_cast<OverridenCursorsPool *>(pool); 1653 } 1654 1655 void clang_getOverriddenCursors(CXCursor cursor, CXCursor **overridden, 1656 unsigned *num_overridden) { 1657 if (overridden) 1658 *overridden = nullptr; 1659 if (num_overridden) 1660 *num_overridden = 0; 1661 1662 CXTranslationUnit TU = cxcursor::getCursorTU(cursor); 1663 1664 if (!overridden || !num_overridden || !TU) 1665 return; 1666 1667 if (!clang_isDeclaration(cursor.kind)) 1668 return; 1669 1670 OverridenCursorsPool &pool = 1671 *static_cast<OverridenCursorsPool *>(TU->OverridenCursorsPool); 1672 1673 OverridenCursorsPool::CursorVec *Vec = nullptr; 1674 1675 if (!pool.AvailableCursors.empty()) { 1676 Vec = pool.AvailableCursors.back(); 1677 pool.AvailableCursors.pop_back(); 1678 } else { 1679 Vec = new OverridenCursorsPool::CursorVec(); 1680 pool.AllCursors.push_back(Vec); 1681 } 1682 1683 // Clear out the vector, but don't free the memory contents. This 1684 // reduces malloc() traffic. 1685 Vec->clear(); 1686 1687 // Use the first entry to contain a back reference to the vector. 1688 // This is a complete hack. 1689 CXCursor backRefCursor = MakeCXCursorInvalid(CXCursor_InvalidFile, TU); 1690 backRefCursor.data[0] = Vec; 1691 assert(cxcursor::getCursorTU(backRefCursor) == TU); 1692 Vec->push_back(backRefCursor); 1693 1694 // Get the overridden cursors. 1695 cxcursor::getOverriddenCursors(cursor, *Vec); 1696 1697 // Did we get any overridden cursors? If not, return Vec to the pool 1698 // of available cursor vectors. 1699 if (Vec->size() == 1) { 1700 pool.AvailableCursors.push_back(Vec); 1701 return; 1702 } 1703 1704 // Now tell the caller about the overridden cursors. 1705 assert(Vec->size() > 1); 1706 *overridden = &((*Vec)[1]); 1707 *num_overridden = Vec->size() - 1; 1708 } 1709 1710 void clang_disposeOverriddenCursors(CXCursor *overridden) { 1711 if (!overridden) 1712 return; 1713 1714 // Use pointer arithmetic to get back the first faux entry 1715 // which has a back-reference to the TU and the vector. 1716 --overridden; 1717 OverridenCursorsPool::CursorVec *Vec = 1718 static_cast<OverridenCursorsPool::CursorVec *>( 1719 const_cast<void *>(overridden->data[0])); 1720 CXTranslationUnit TU = getCursorTU(*overridden); 1721 1722 assert(Vec && TU); 1723 1724 OverridenCursorsPool &pool = 1725 *static_cast<OverridenCursorsPool *>(TU->OverridenCursorsPool); 1726 1727 pool.AvailableCursors.push_back(Vec); 1728 } 1729 1730 int clang_Cursor_isDynamicCall(CXCursor C) { 1731 const Expr *E = nullptr; 1732 if (clang_isExpression(C.kind)) 1733 E = getCursorExpr(C); 1734 if (!E) 1735 return 0; 1736 1737 if (const ObjCMessageExpr *MsgE = dyn_cast<ObjCMessageExpr>(E)) { 1738 if (MsgE->getReceiverKind() != ObjCMessageExpr::Instance) 1739 return false; 1740 if (auto *RecE = dyn_cast<ObjCMessageExpr>( 1741 MsgE->getInstanceReceiver()->IgnoreParenCasts())) { 1742 if (RecE->getMethodFamily() == OMF_alloc) 1743 return false; 1744 } 1745 return true; 1746 } 1747 1748 if (auto *PropRefE = dyn_cast<ObjCPropertyRefExpr>(E)) { 1749 return !PropRefE->isSuperReceiver(); 1750 } 1751 1752 const MemberExpr *ME = nullptr; 1753 if (isa<MemberExpr>(E)) 1754 ME = cast<MemberExpr>(E); 1755 else if (const CallExpr *CE = dyn_cast<CallExpr>(E)) 1756 ME = dyn_cast_or_null<MemberExpr>(CE->getCallee()); 1757 1758 if (ME) { 1759 if (const CXXMethodDecl *MD = 1760 dyn_cast_or_null<CXXMethodDecl>(ME->getMemberDecl())) 1761 return MD->isVirtual() && 1762 ME->performsVirtualDispatch( 1763 cxcursor::getCursorContext(C).getLangOpts()); 1764 } 1765 1766 return 0; 1767 } 1768 1769 CXType clang_Cursor_getReceiverType(CXCursor C) { 1770 CXTranslationUnit TU = cxcursor::getCursorTU(C); 1771 const Expr *E = nullptr; 1772 if (clang_isExpression(C.kind)) 1773 E = getCursorExpr(C); 1774 1775 if (const ObjCMessageExpr *MsgE = dyn_cast_or_null<ObjCMessageExpr>(E)) 1776 return cxtype::MakeCXType(MsgE->getReceiverType(), TU); 1777 1778 if (auto *PropRefE = dyn_cast<ObjCPropertyRefExpr>(E)) { 1779 return cxtype::MakeCXType( 1780 PropRefE->getReceiverType(cxcursor::getCursorContext(C)), TU); 1781 } 1782 1783 const MemberExpr *ME = nullptr; 1784 if (isa<MemberExpr>(E)) 1785 ME = cast<MemberExpr>(E); 1786 else if (const CallExpr *CE = dyn_cast<CallExpr>(E)) 1787 ME = dyn_cast_or_null<MemberExpr>(CE->getCallee()); 1788 1789 if (ME) { 1790 if (isa_and_nonnull<CXXMethodDecl>(ME->getMemberDecl())) { 1791 auto receiverTy = ME->getBase()->IgnoreImpCasts()->getType(); 1792 return cxtype::MakeCXType(receiverTy, TU); 1793 } 1794 } 1795 1796 return cxtype::MakeCXType(QualType(), TU); 1797 } 1798