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::OMPArraySectionExprClass: 427 K = CXCursor_OMPArraySectionExpr; 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::OMPTargetParallelGenericLoopDirectiveClass: 874 K = CXCursor_OMPTargetParallelGenericLoopDirective; 875 break; 876 case Stmt::BuiltinBitCastExprClass: 877 K = CXCursor_BuiltinBitCastExpr; 878 } 879 880 CXCursor C = {K, 0, {Parent, S, TU}}; 881 return C; 882 } 883 884 CXCursor cxcursor::MakeCursorObjCSuperClassRef(ObjCInterfaceDecl *Super, 885 SourceLocation Loc, 886 CXTranslationUnit TU) { 887 assert(Super && TU && "Invalid arguments!"); 888 void *RawLoc = Loc.getPtrEncoding(); 889 CXCursor C = {CXCursor_ObjCSuperClassRef, 0, {Super, RawLoc, TU}}; 890 return C; 891 } 892 893 std::pair<const ObjCInterfaceDecl *, SourceLocation> 894 cxcursor::getCursorObjCSuperClassRef(CXCursor C) { 895 assert(C.kind == CXCursor_ObjCSuperClassRef); 896 return std::make_pair(static_cast<const ObjCInterfaceDecl *>(C.data[0]), 897 SourceLocation::getFromPtrEncoding(C.data[1])); 898 } 899 900 CXCursor cxcursor::MakeCursorObjCProtocolRef(const ObjCProtocolDecl *Proto, 901 SourceLocation Loc, 902 CXTranslationUnit TU) { 903 assert(Proto && TU && "Invalid arguments!"); 904 void *RawLoc = Loc.getPtrEncoding(); 905 CXCursor C = {CXCursor_ObjCProtocolRef, 0, {Proto, RawLoc, TU}}; 906 return C; 907 } 908 909 std::pair<const ObjCProtocolDecl *, SourceLocation> 910 cxcursor::getCursorObjCProtocolRef(CXCursor C) { 911 assert(C.kind == CXCursor_ObjCProtocolRef); 912 return std::make_pair(static_cast<const ObjCProtocolDecl *>(C.data[0]), 913 SourceLocation::getFromPtrEncoding(C.data[1])); 914 } 915 916 CXCursor cxcursor::MakeCursorObjCClassRef(const ObjCInterfaceDecl *Class, 917 SourceLocation Loc, 918 CXTranslationUnit TU) { 919 // 'Class' can be null for invalid code. 920 if (!Class) 921 return MakeCXCursorInvalid(CXCursor_InvalidCode); 922 assert(TU && "Invalid arguments!"); 923 void *RawLoc = Loc.getPtrEncoding(); 924 CXCursor C = {CXCursor_ObjCClassRef, 0, {Class, RawLoc, TU}}; 925 return C; 926 } 927 928 std::pair<const ObjCInterfaceDecl *, SourceLocation> 929 cxcursor::getCursorObjCClassRef(CXCursor C) { 930 assert(C.kind == CXCursor_ObjCClassRef); 931 return std::make_pair(static_cast<const ObjCInterfaceDecl *>(C.data[0]), 932 SourceLocation::getFromPtrEncoding(C.data[1])); 933 } 934 935 CXCursor cxcursor::MakeCursorTypeRef(const TypeDecl *Type, SourceLocation Loc, 936 CXTranslationUnit TU) { 937 assert(Type && TU && "Invalid arguments!"); 938 void *RawLoc = Loc.getPtrEncoding(); 939 CXCursor C = {CXCursor_TypeRef, 0, {Type, RawLoc, TU}}; 940 return C; 941 } 942 943 std::pair<const TypeDecl *, SourceLocation> 944 cxcursor::getCursorTypeRef(CXCursor C) { 945 assert(C.kind == CXCursor_TypeRef); 946 return std::make_pair(static_cast<const TypeDecl *>(C.data[0]), 947 SourceLocation::getFromPtrEncoding(C.data[1])); 948 } 949 950 CXCursor cxcursor::MakeCursorTemplateRef(const TemplateDecl *Template, 951 SourceLocation Loc, 952 CXTranslationUnit TU) { 953 assert(Template && TU && "Invalid arguments!"); 954 void *RawLoc = Loc.getPtrEncoding(); 955 CXCursor C = {CXCursor_TemplateRef, 0, {Template, RawLoc, TU}}; 956 return C; 957 } 958 959 std::pair<const TemplateDecl *, SourceLocation> 960 cxcursor::getCursorTemplateRef(CXCursor C) { 961 assert(C.kind == CXCursor_TemplateRef); 962 return std::make_pair(static_cast<const TemplateDecl *>(C.data[0]), 963 SourceLocation::getFromPtrEncoding(C.data[1])); 964 } 965 966 CXCursor cxcursor::MakeCursorNamespaceRef(const NamedDecl *NS, 967 SourceLocation Loc, 968 CXTranslationUnit TU) { 969 970 assert(NS && (isa<NamespaceDecl>(NS) || isa<NamespaceAliasDecl>(NS)) && TU && 971 "Invalid arguments!"); 972 void *RawLoc = Loc.getPtrEncoding(); 973 CXCursor C = {CXCursor_NamespaceRef, 0, {NS, RawLoc, TU}}; 974 return C; 975 } 976 977 std::pair<const NamedDecl *, SourceLocation> 978 cxcursor::getCursorNamespaceRef(CXCursor C) { 979 assert(C.kind == CXCursor_NamespaceRef); 980 return std::make_pair(static_cast<const NamedDecl *>(C.data[0]), 981 SourceLocation::getFromPtrEncoding(C.data[1])); 982 } 983 984 CXCursor cxcursor::MakeCursorVariableRef(const VarDecl *Var, SourceLocation Loc, 985 CXTranslationUnit TU) { 986 987 assert(Var && TU && "Invalid arguments!"); 988 void *RawLoc = Loc.getPtrEncoding(); 989 CXCursor C = {CXCursor_VariableRef, 0, {Var, RawLoc, TU}}; 990 return C; 991 } 992 993 std::pair<const VarDecl *, SourceLocation> 994 cxcursor::getCursorVariableRef(CXCursor C) { 995 assert(C.kind == CXCursor_VariableRef); 996 return std::make_pair(static_cast<const VarDecl *>(C.data[0]), 997 SourceLocation::getFromPtrEncoding(C.data[1])); 998 } 999 1000 CXCursor cxcursor::MakeCursorMemberRef(const FieldDecl *Field, 1001 SourceLocation Loc, 1002 CXTranslationUnit TU) { 1003 1004 assert(Field && TU && "Invalid arguments!"); 1005 void *RawLoc = Loc.getPtrEncoding(); 1006 CXCursor C = {CXCursor_MemberRef, 0, {Field, RawLoc, TU}}; 1007 return C; 1008 } 1009 1010 std::pair<const FieldDecl *, SourceLocation> 1011 cxcursor::getCursorMemberRef(CXCursor C) { 1012 assert(C.kind == CXCursor_MemberRef); 1013 return std::make_pair(static_cast<const FieldDecl *>(C.data[0]), 1014 SourceLocation::getFromPtrEncoding(C.data[1])); 1015 } 1016 1017 CXCursor cxcursor::MakeCursorCXXBaseSpecifier(const CXXBaseSpecifier *B, 1018 CXTranslationUnit TU) { 1019 CXCursor C = {CXCursor_CXXBaseSpecifier, 0, {B, nullptr, TU}}; 1020 return C; 1021 } 1022 1023 const CXXBaseSpecifier *cxcursor::getCursorCXXBaseSpecifier(CXCursor C) { 1024 assert(C.kind == CXCursor_CXXBaseSpecifier); 1025 return static_cast<const CXXBaseSpecifier *>(C.data[0]); 1026 } 1027 1028 CXCursor cxcursor::MakePreprocessingDirectiveCursor(SourceRange Range, 1029 CXTranslationUnit TU) { 1030 CXCursor C = { 1031 CXCursor_PreprocessingDirective, 1032 0, 1033 {Range.getBegin().getPtrEncoding(), Range.getEnd().getPtrEncoding(), TU}}; 1034 return C; 1035 } 1036 1037 SourceRange cxcursor::getCursorPreprocessingDirective(CXCursor C) { 1038 assert(C.kind == CXCursor_PreprocessingDirective); 1039 SourceRange Range(SourceLocation::getFromPtrEncoding(C.data[0]), 1040 SourceLocation::getFromPtrEncoding(C.data[1])); 1041 ASTUnit *TU = getCursorASTUnit(C); 1042 return TU->mapRangeFromPreamble(Range); 1043 } 1044 1045 CXCursor cxcursor::MakeMacroDefinitionCursor(const MacroDefinitionRecord *MI, 1046 CXTranslationUnit TU) { 1047 CXCursor C = {CXCursor_MacroDefinition, 0, {MI, nullptr, TU}}; 1048 return C; 1049 } 1050 1051 const MacroDefinitionRecord *cxcursor::getCursorMacroDefinition(CXCursor C) { 1052 assert(C.kind == CXCursor_MacroDefinition); 1053 return static_cast<const MacroDefinitionRecord *>(C.data[0]); 1054 } 1055 1056 CXCursor cxcursor::MakeMacroExpansionCursor(MacroExpansion *MI, 1057 CXTranslationUnit TU) { 1058 CXCursor C = {CXCursor_MacroExpansion, 0, {MI, nullptr, TU}}; 1059 return C; 1060 } 1061 1062 CXCursor cxcursor::MakeMacroExpansionCursor(MacroDefinitionRecord *MI, 1063 SourceLocation Loc, 1064 CXTranslationUnit TU) { 1065 assert(Loc.isValid()); 1066 CXCursor C = {CXCursor_MacroExpansion, 0, {MI, Loc.getPtrEncoding(), TU}}; 1067 return C; 1068 } 1069 1070 const IdentifierInfo *cxcursor::MacroExpansionCursor::getName() const { 1071 if (isPseudo()) 1072 return getAsMacroDefinition()->getName(); 1073 return getAsMacroExpansion()->getName(); 1074 } 1075 const MacroDefinitionRecord * 1076 cxcursor::MacroExpansionCursor::getDefinition() const { 1077 if (isPseudo()) 1078 return getAsMacroDefinition(); 1079 return getAsMacroExpansion()->getDefinition(); 1080 } 1081 SourceRange cxcursor::MacroExpansionCursor::getSourceRange() const { 1082 if (isPseudo()) 1083 return getPseudoLoc(); 1084 return getAsMacroExpansion()->getSourceRange(); 1085 } 1086 1087 CXCursor cxcursor::MakeInclusionDirectiveCursor(InclusionDirective *ID, 1088 CXTranslationUnit TU) { 1089 CXCursor C = {CXCursor_InclusionDirective, 0, {ID, nullptr, TU}}; 1090 return C; 1091 } 1092 1093 const InclusionDirective *cxcursor::getCursorInclusionDirective(CXCursor C) { 1094 assert(C.kind == CXCursor_InclusionDirective); 1095 return static_cast<const InclusionDirective *>(C.data[0]); 1096 } 1097 1098 CXCursor cxcursor::MakeCursorLabelRef(LabelStmt *Label, SourceLocation Loc, 1099 CXTranslationUnit TU) { 1100 1101 assert(Label && TU && "Invalid arguments!"); 1102 void *RawLoc = Loc.getPtrEncoding(); 1103 CXCursor C = {CXCursor_LabelRef, 0, {Label, RawLoc, TU}}; 1104 return C; 1105 } 1106 1107 std::pair<const LabelStmt *, SourceLocation> 1108 cxcursor::getCursorLabelRef(CXCursor C) { 1109 assert(C.kind == CXCursor_LabelRef); 1110 return std::make_pair(static_cast<const LabelStmt *>(C.data[0]), 1111 SourceLocation::getFromPtrEncoding(C.data[1])); 1112 } 1113 1114 CXCursor cxcursor::MakeCursorOverloadedDeclRef(const OverloadExpr *E, 1115 CXTranslationUnit TU) { 1116 assert(E && TU && "Invalid arguments!"); 1117 OverloadedDeclRefStorage Storage(E); 1118 void *RawLoc = E->getNameLoc().getPtrEncoding(); 1119 CXCursor C = { 1120 CXCursor_OverloadedDeclRef, 0, {Storage.getOpaqueValue(), RawLoc, TU}}; 1121 return C; 1122 } 1123 1124 CXCursor cxcursor::MakeCursorOverloadedDeclRef(const Decl *D, 1125 SourceLocation Loc, 1126 CXTranslationUnit TU) { 1127 assert(D && TU && "Invalid arguments!"); 1128 void *RawLoc = Loc.getPtrEncoding(); 1129 OverloadedDeclRefStorage Storage(D); 1130 CXCursor C = { 1131 CXCursor_OverloadedDeclRef, 0, {Storage.getOpaqueValue(), RawLoc, TU}}; 1132 return C; 1133 } 1134 1135 CXCursor cxcursor::MakeCursorOverloadedDeclRef(TemplateName Name, 1136 SourceLocation Loc, 1137 CXTranslationUnit TU) { 1138 assert(Name.getAsOverloadedTemplate() && TU && "Invalid arguments!"); 1139 void *RawLoc = Loc.getPtrEncoding(); 1140 OverloadedDeclRefStorage Storage(Name.getAsOverloadedTemplate()); 1141 CXCursor C = { 1142 CXCursor_OverloadedDeclRef, 0, {Storage.getOpaqueValue(), RawLoc, TU}}; 1143 return C; 1144 } 1145 1146 std::pair<cxcursor::OverloadedDeclRefStorage, SourceLocation> 1147 cxcursor::getCursorOverloadedDeclRef(CXCursor C) { 1148 assert(C.kind == CXCursor_OverloadedDeclRef); 1149 return std::make_pair(OverloadedDeclRefStorage::getFromOpaqueValue( 1150 const_cast<void *>(C.data[0])), 1151 SourceLocation::getFromPtrEncoding(C.data[1])); 1152 } 1153 1154 const Decl *cxcursor::getCursorDecl(CXCursor Cursor) { 1155 return static_cast<const Decl *>(Cursor.data[0]); 1156 } 1157 1158 const Expr *cxcursor::getCursorExpr(CXCursor Cursor) { 1159 return dyn_cast_or_null<Expr>(getCursorStmt(Cursor)); 1160 } 1161 1162 const Stmt *cxcursor::getCursorStmt(CXCursor Cursor) { 1163 if (Cursor.kind == CXCursor_ObjCSuperClassRef || 1164 Cursor.kind == CXCursor_ObjCProtocolRef || 1165 Cursor.kind == CXCursor_ObjCClassRef) 1166 return nullptr; 1167 1168 return static_cast<const Stmt *>(Cursor.data[1]); 1169 } 1170 1171 const Attr *cxcursor::getCursorAttr(CXCursor Cursor) { 1172 return static_cast<const Attr *>(Cursor.data[1]); 1173 } 1174 1175 ASTContext &cxcursor::getCursorContext(CXCursor Cursor) { 1176 return getCursorASTUnit(Cursor)->getASTContext(); 1177 } 1178 1179 ASTUnit *cxcursor::getCursorASTUnit(CXCursor Cursor) { 1180 CXTranslationUnit TU = getCursorTU(Cursor); 1181 if (!TU) 1182 return nullptr; 1183 return cxtu::getASTUnit(TU); 1184 } 1185 1186 CXTranslationUnit cxcursor::getCursorTU(CXCursor Cursor) { 1187 return static_cast<CXTranslationUnit>(const_cast<void *>(Cursor.data[2])); 1188 } 1189 1190 void cxcursor::getOverriddenCursors(CXCursor cursor, 1191 SmallVectorImpl<CXCursor> &overridden) { 1192 assert(clang_isDeclaration(cursor.kind)); 1193 const NamedDecl *D = dyn_cast_or_null<NamedDecl>(getCursorDecl(cursor)); 1194 if (!D) 1195 return; 1196 1197 CXTranslationUnit TU = getCursorTU(cursor); 1198 SmallVector<const NamedDecl *, 8> OverDecls; 1199 D->getASTContext().getOverriddenMethods(D, OverDecls); 1200 1201 for (SmallVectorImpl<const NamedDecl *>::iterator I = OverDecls.begin(), 1202 E = OverDecls.end(); 1203 I != E; ++I) { 1204 overridden.push_back(MakeCXCursor(*I, TU)); 1205 } 1206 } 1207 1208 std::pair<int, SourceLocation> 1209 cxcursor::getSelectorIdentifierIndexAndLoc(CXCursor cursor) { 1210 if (cursor.kind == CXCursor_ObjCMessageExpr) { 1211 if (cursor.xdata != -1) 1212 return std::make_pair(cursor.xdata, 1213 cast<ObjCMessageExpr>(getCursorExpr(cursor)) 1214 ->getSelectorLoc(cursor.xdata)); 1215 } else if (cursor.kind == CXCursor_ObjCClassMethodDecl || 1216 cursor.kind == CXCursor_ObjCInstanceMethodDecl) { 1217 if (cursor.xdata != -1) 1218 return std::make_pair(cursor.xdata, 1219 cast<ObjCMethodDecl>(getCursorDecl(cursor)) 1220 ->getSelectorLoc(cursor.xdata)); 1221 } 1222 1223 return std::make_pair(-1, SourceLocation()); 1224 } 1225 1226 CXCursor cxcursor::getSelectorIdentifierCursor(int SelIdx, CXCursor cursor) { 1227 CXCursor newCursor = cursor; 1228 1229 if (cursor.kind == CXCursor_ObjCMessageExpr) { 1230 if (SelIdx == -1 || 1231 unsigned(SelIdx) >= 1232 cast<ObjCMessageExpr>(getCursorExpr(cursor))->getNumSelectorLocs()) 1233 newCursor.xdata = -1; 1234 else 1235 newCursor.xdata = SelIdx; 1236 } else if (cursor.kind == CXCursor_ObjCClassMethodDecl || 1237 cursor.kind == CXCursor_ObjCInstanceMethodDecl) { 1238 if (SelIdx == -1 || 1239 unsigned(SelIdx) >= 1240 cast<ObjCMethodDecl>(getCursorDecl(cursor))->getNumSelectorLocs()) 1241 newCursor.xdata = -1; 1242 else 1243 newCursor.xdata = SelIdx; 1244 } 1245 1246 return newCursor; 1247 } 1248 1249 CXCursor cxcursor::getTypeRefCursor(CXCursor cursor) { 1250 if (cursor.kind != CXCursor_CallExpr) 1251 return cursor; 1252 1253 if (cursor.xdata == 0) 1254 return cursor; 1255 1256 const Expr *E = getCursorExpr(cursor); 1257 TypeSourceInfo *Type = nullptr; 1258 if (const CXXUnresolvedConstructExpr *UnCtor = 1259 dyn_cast<CXXUnresolvedConstructExpr>(E)) { 1260 Type = UnCtor->getTypeSourceInfo(); 1261 } else if (const CXXTemporaryObjectExpr *Tmp = 1262 dyn_cast<CXXTemporaryObjectExpr>(E)) { 1263 Type = Tmp->getTypeSourceInfo(); 1264 } 1265 1266 if (!Type) 1267 return cursor; 1268 1269 CXTranslationUnit TU = getCursorTU(cursor); 1270 QualType Ty = Type->getType(); 1271 TypeLoc TL = Type->getTypeLoc(); 1272 SourceLocation Loc = TL.getBeginLoc(); 1273 1274 if (const ElaboratedType *ElabT = Ty->getAs<ElaboratedType>()) { 1275 Ty = ElabT->getNamedType(); 1276 ElaboratedTypeLoc ElabTL = TL.castAs<ElaboratedTypeLoc>(); 1277 Loc = ElabTL.getNamedTypeLoc().getBeginLoc(); 1278 } 1279 1280 if (const TypedefType *Typedef = Ty->getAs<TypedefType>()) 1281 return MakeCursorTypeRef(Typedef->getDecl(), Loc, TU); 1282 if (const TagType *Tag = Ty->getAs<TagType>()) 1283 return MakeCursorTypeRef(Tag->getDecl(), Loc, TU); 1284 if (const TemplateTypeParmType *TemplP = Ty->getAs<TemplateTypeParmType>()) 1285 return MakeCursorTypeRef(TemplP->getDecl(), Loc, TU); 1286 1287 return cursor; 1288 } 1289 1290 bool cxcursor::operator==(CXCursor X, CXCursor Y) { 1291 return X.kind == Y.kind && X.data[0] == Y.data[0] && X.data[1] == Y.data[1] && 1292 X.data[2] == Y.data[2]; 1293 } 1294 1295 // FIXME: Remove once we can model DeclGroups and their appropriate ranges 1296 // properly in the ASTs. 1297 bool cxcursor::isFirstInDeclGroup(CXCursor C) { 1298 assert(clang_isDeclaration(C.kind)); 1299 return ((uintptr_t)(C.data[1])) != 0; 1300 } 1301 1302 //===----------------------------------------------------------------------===// 1303 // libclang CXCursor APIs 1304 //===----------------------------------------------------------------------===// 1305 1306 int clang_Cursor_isNull(CXCursor cursor) { 1307 return clang_equalCursors(cursor, clang_getNullCursor()); 1308 } 1309 1310 CXTranslationUnit clang_Cursor_getTranslationUnit(CXCursor cursor) { 1311 return getCursorTU(cursor); 1312 } 1313 1314 int clang_Cursor_getNumArguments(CXCursor C) { 1315 if (clang_isDeclaration(C.kind)) { 1316 const Decl *D = cxcursor::getCursorDecl(C); 1317 if (const ObjCMethodDecl *MD = dyn_cast_or_null<ObjCMethodDecl>(D)) 1318 return MD->param_size(); 1319 if (const FunctionDecl *FD = dyn_cast_or_null<FunctionDecl>(D)) 1320 return FD->param_size(); 1321 } 1322 1323 if (clang_isExpression(C.kind)) { 1324 const Expr *E = cxcursor::getCursorExpr(C); 1325 if (const CallExpr *CE = dyn_cast<CallExpr>(E)) { 1326 return CE->getNumArgs(); 1327 } 1328 if (const CXXConstructExpr *CE = dyn_cast<CXXConstructExpr>(E)) { 1329 return CE->getNumArgs(); 1330 } 1331 } 1332 1333 return -1; 1334 } 1335 1336 CXCursor clang_Cursor_getArgument(CXCursor C, unsigned i) { 1337 if (clang_isDeclaration(C.kind)) { 1338 const Decl *D = cxcursor::getCursorDecl(C); 1339 if (const ObjCMethodDecl *MD = dyn_cast_or_null<ObjCMethodDecl>(D)) { 1340 if (i < MD->param_size()) 1341 return cxcursor::MakeCXCursor(MD->parameters()[i], 1342 cxcursor::getCursorTU(C)); 1343 } else if (const FunctionDecl *FD = dyn_cast_or_null<FunctionDecl>(D)) { 1344 if (i < FD->param_size()) 1345 return cxcursor::MakeCXCursor(FD->parameters()[i], 1346 cxcursor::getCursorTU(C)); 1347 } 1348 } 1349 1350 if (clang_isExpression(C.kind)) { 1351 const Expr *E = cxcursor::getCursorExpr(C); 1352 if (const CallExpr *CE = dyn_cast<CallExpr>(E)) { 1353 if (i < CE->getNumArgs()) { 1354 return cxcursor::MakeCXCursor(CE->getArg(i), getCursorDecl(C), 1355 cxcursor::getCursorTU(C)); 1356 } 1357 } 1358 if (const CXXConstructExpr *CE = dyn_cast<CXXConstructExpr>(E)) { 1359 if (i < CE->getNumArgs()) { 1360 return cxcursor::MakeCXCursor(CE->getArg(i), getCursorDecl(C), 1361 cxcursor::getCursorTU(C)); 1362 } 1363 } 1364 } 1365 1366 return clang_getNullCursor(); 1367 } 1368 1369 int clang_Cursor_getNumTemplateArguments(CXCursor C) { 1370 CXCursorKind kind = clang_getCursorKind(C); 1371 if (kind != CXCursor_FunctionDecl && kind != CXCursor_StructDecl && 1372 kind != CXCursor_ClassDecl && 1373 kind != CXCursor_ClassTemplatePartialSpecialization) { 1374 return -1; 1375 } 1376 1377 if (const auto *FD = 1378 llvm::dyn_cast_if_present<clang::FunctionDecl>(getCursorDecl(C))) { 1379 const FunctionTemplateSpecializationInfo *SpecInfo = 1380 FD->getTemplateSpecializationInfo(); 1381 if (!SpecInfo) { 1382 return -1; 1383 } 1384 return SpecInfo->TemplateArguments->size(); 1385 } 1386 1387 if (const auto *SD = 1388 llvm::dyn_cast_if_present<clang::ClassTemplateSpecializationDecl>( 1389 getCursorDecl(C))) { 1390 return SD->getTemplateArgs().size(); 1391 } 1392 1393 return -1; 1394 } 1395 1396 enum CXGetTemplateArgumentStatus { 1397 /** The operation completed successfully */ 1398 CXGetTemplateArgumentStatus_Success = 0, 1399 1400 /** The specified cursor did not represent a FunctionDecl or 1401 ClassTemplateSpecializationDecl. */ 1402 CXGetTemplateArgumentStatus_CursorNotCompatibleDecl = -1, 1403 1404 /** The specified cursor was not castable to a FunctionDecl or 1405 ClassTemplateSpecializationDecl. */ 1406 CXGetTemplateArgumentStatus_BadDeclCast = -2, 1407 1408 /** A NULL FunctionTemplateSpecializationInfo was retrieved. */ 1409 CXGetTemplateArgumentStatus_NullTemplSpecInfo = -3, 1410 1411 /** An invalid (OOB) argument index was specified */ 1412 CXGetTemplateArgumentStatus_InvalidIndex = -4 1413 }; 1414 1415 static int clang_Cursor_getTemplateArgument(CXCursor C, unsigned I, 1416 TemplateArgument *TA) { 1417 CXCursorKind kind = clang_getCursorKind(C); 1418 if (kind != CXCursor_FunctionDecl && kind != CXCursor_StructDecl && 1419 kind != CXCursor_ClassDecl && 1420 kind != CXCursor_ClassTemplatePartialSpecialization) { 1421 return -1; 1422 } 1423 1424 if (const auto *FD = 1425 llvm::dyn_cast_if_present<clang::FunctionDecl>(getCursorDecl(C))) { 1426 1427 const FunctionTemplateSpecializationInfo *SpecInfo = 1428 FD->getTemplateSpecializationInfo(); 1429 if (!SpecInfo) { 1430 return CXGetTemplateArgumentStatus_NullTemplSpecInfo; 1431 } 1432 1433 if (I >= SpecInfo->TemplateArguments->size()) { 1434 return CXGetTemplateArgumentStatus_InvalidIndex; 1435 } 1436 1437 *TA = SpecInfo->TemplateArguments->get(I); 1438 return 0; 1439 } 1440 1441 if (const auto *SD = 1442 llvm::dyn_cast_if_present<clang::ClassTemplateSpecializationDecl>( 1443 getCursorDecl(C))) { 1444 if (I >= SD->getTemplateArgs().size()) { 1445 return CXGetTemplateArgumentStatus_InvalidIndex; 1446 } 1447 1448 *TA = SD->getTemplateArgs()[I]; 1449 return 0; 1450 } 1451 1452 return CXGetTemplateArgumentStatus_BadDeclCast; 1453 } 1454 1455 enum CXTemplateArgumentKind clang_Cursor_getTemplateArgumentKind(CXCursor C, 1456 unsigned I) { 1457 TemplateArgument TA; 1458 if (clang_Cursor_getTemplateArgument(C, I, &TA)) { 1459 return CXTemplateArgumentKind_Invalid; 1460 } 1461 1462 switch (TA.getKind()) { 1463 case TemplateArgument::Null: 1464 return CXTemplateArgumentKind_Null; 1465 case TemplateArgument::Type: 1466 return CXTemplateArgumentKind_Type; 1467 case TemplateArgument::Declaration: 1468 return CXTemplateArgumentKind_Declaration; 1469 case TemplateArgument::NullPtr: 1470 return CXTemplateArgumentKind_NullPtr; 1471 case TemplateArgument::Integral: 1472 return CXTemplateArgumentKind_Integral; 1473 case TemplateArgument::StructuralValue: 1474 // FIXME: Expose these values. 1475 return CXTemplateArgumentKind_Invalid; 1476 case TemplateArgument::Template: 1477 return CXTemplateArgumentKind_Template; 1478 case TemplateArgument::TemplateExpansion: 1479 return CXTemplateArgumentKind_TemplateExpansion; 1480 case TemplateArgument::Expression: 1481 return CXTemplateArgumentKind_Expression; 1482 case TemplateArgument::Pack: 1483 return CXTemplateArgumentKind_Pack; 1484 } 1485 1486 return CXTemplateArgumentKind_Invalid; 1487 } 1488 1489 CXType clang_Cursor_getTemplateArgumentType(CXCursor C, unsigned I) { 1490 TemplateArgument TA; 1491 if (clang_Cursor_getTemplateArgument(C, I, &TA) != 1492 CXGetTemplateArgumentStatus_Success) { 1493 return cxtype::MakeCXType(QualType(), getCursorTU(C)); 1494 } 1495 1496 if (TA.getKind() != TemplateArgument::Type) { 1497 return cxtype::MakeCXType(QualType(), getCursorTU(C)); 1498 } 1499 1500 return cxtype::MakeCXType(TA.getAsType(), getCursorTU(C)); 1501 } 1502 1503 long long clang_Cursor_getTemplateArgumentValue(CXCursor C, unsigned I) { 1504 TemplateArgument TA; 1505 if (clang_Cursor_getTemplateArgument(C, I, &TA) != 1506 CXGetTemplateArgumentStatus_Success) { 1507 assert(0 && "Unable to retrieve TemplateArgument"); 1508 return 0; 1509 } 1510 1511 if (TA.getKind() != TemplateArgument::Integral) { 1512 assert(0 && "Passed template argument is not Integral"); 1513 return 0; 1514 } 1515 1516 return TA.getAsIntegral().getSExtValue(); 1517 } 1518 1519 unsigned long long clang_Cursor_getTemplateArgumentUnsignedValue(CXCursor C, 1520 unsigned I) { 1521 TemplateArgument TA; 1522 if (clang_Cursor_getTemplateArgument(C, I, &TA) != 1523 CXGetTemplateArgumentStatus_Success) { 1524 assert(0 && "Unable to retrieve TemplateArgument"); 1525 return 0; 1526 } 1527 1528 if (TA.getKind() != TemplateArgument::Integral) { 1529 assert(0 && "Passed template argument is not Integral"); 1530 return 0; 1531 } 1532 1533 return TA.getAsIntegral().getZExtValue(); 1534 } 1535 1536 //===----------------------------------------------------------------------===// 1537 // CXCursorSet. 1538 //===----------------------------------------------------------------------===// 1539 1540 typedef llvm::DenseMap<CXCursor, unsigned> CXCursorSet_Impl; 1541 1542 static inline CXCursorSet packCXCursorSet(CXCursorSet_Impl *setImpl) { 1543 return (CXCursorSet)setImpl; 1544 } 1545 static inline CXCursorSet_Impl *unpackCXCursorSet(CXCursorSet set) { 1546 return (CXCursorSet_Impl *)set; 1547 } 1548 namespace llvm { 1549 template <> struct DenseMapInfo<CXCursor> { 1550 public: 1551 static inline CXCursor getEmptyKey() { 1552 return MakeCXCursorInvalid(CXCursor_InvalidFile); 1553 } 1554 static inline CXCursor getTombstoneKey() { 1555 return MakeCXCursorInvalid(CXCursor_NoDeclFound); 1556 } 1557 static inline unsigned getHashValue(const CXCursor &cursor) { 1558 return llvm::DenseMapInfo<std::pair<const void *, const void *>>:: 1559 getHashValue(std::make_pair(cursor.data[0], cursor.data[1])); 1560 } 1561 static inline bool isEqual(const CXCursor &x, const CXCursor &y) { 1562 return x.kind == y.kind && x.data[0] == y.data[0] && x.data[1] == y.data[1]; 1563 } 1564 }; 1565 } // namespace llvm 1566 1567 CXCursorSet clang_createCXCursorSet() { 1568 return packCXCursorSet(new CXCursorSet_Impl()); 1569 } 1570 1571 void clang_disposeCXCursorSet(CXCursorSet set) { 1572 delete unpackCXCursorSet(set); 1573 } 1574 1575 unsigned clang_CXCursorSet_contains(CXCursorSet set, CXCursor cursor) { 1576 CXCursorSet_Impl *setImpl = unpackCXCursorSet(set); 1577 if (!setImpl) 1578 return 0; 1579 return setImpl->find(cursor) != setImpl->end(); 1580 } 1581 1582 unsigned clang_CXCursorSet_insert(CXCursorSet set, CXCursor cursor) { 1583 // Do not insert invalid cursors into the set. 1584 if (cursor.kind >= CXCursor_FirstInvalid && 1585 cursor.kind <= CXCursor_LastInvalid) 1586 return 1; 1587 1588 CXCursorSet_Impl *setImpl = unpackCXCursorSet(set); 1589 if (!setImpl) 1590 return 1; 1591 unsigned &entry = (*setImpl)[cursor]; 1592 unsigned flag = entry == 0 ? 1 : 0; 1593 entry = 1; 1594 return flag; 1595 } 1596 1597 CXCompletionString clang_getCursorCompletionString(CXCursor cursor) { 1598 enum CXCursorKind kind = clang_getCursorKind(cursor); 1599 if (clang_isDeclaration(kind)) { 1600 const Decl *decl = getCursorDecl(cursor); 1601 if (const NamedDecl *namedDecl = dyn_cast_or_null<NamedDecl>(decl)) { 1602 ASTUnit *unit = getCursorASTUnit(cursor); 1603 CodeCompletionResult Result(namedDecl, CCP_Declaration); 1604 CodeCompletionString *String = Result.CreateCodeCompletionString( 1605 unit->getASTContext(), unit->getPreprocessor(), 1606 CodeCompletionContext::CCC_Other, 1607 unit->getCodeCompletionTUInfo().getAllocator(), 1608 unit->getCodeCompletionTUInfo(), true); 1609 return String; 1610 } 1611 } else if (kind == CXCursor_MacroDefinition) { 1612 const MacroDefinitionRecord *definition = getCursorMacroDefinition(cursor); 1613 const IdentifierInfo *Macro = definition->getName(); 1614 ASTUnit *unit = getCursorASTUnit(cursor); 1615 CodeCompletionResult Result( 1616 Macro, 1617 unit->getPreprocessor().getMacroDefinition(Macro).getMacroInfo()); 1618 CodeCompletionString *String = Result.CreateCodeCompletionString( 1619 unit->getASTContext(), unit->getPreprocessor(), 1620 CodeCompletionContext::CCC_Other, 1621 unit->getCodeCompletionTUInfo().getAllocator(), 1622 unit->getCodeCompletionTUInfo(), false); 1623 return String; 1624 } 1625 return nullptr; 1626 } 1627 1628 namespace { 1629 struct OverridenCursorsPool { 1630 typedef SmallVector<CXCursor, 2> CursorVec; 1631 std::vector<CursorVec *> AllCursors; 1632 std::vector<CursorVec *> AvailableCursors; 1633 1634 ~OverridenCursorsPool() { 1635 for (std::vector<CursorVec *>::iterator I = AllCursors.begin(), 1636 E = AllCursors.end(); 1637 I != E; ++I) { 1638 delete *I; 1639 } 1640 } 1641 }; 1642 } // namespace 1643 1644 void *cxcursor::createOverridenCXCursorsPool() { 1645 return new OverridenCursorsPool(); 1646 } 1647 1648 void cxcursor::disposeOverridenCXCursorsPool(void *pool) { 1649 delete static_cast<OverridenCursorsPool *>(pool); 1650 } 1651 1652 void clang_getOverriddenCursors(CXCursor cursor, CXCursor **overridden, 1653 unsigned *num_overridden) { 1654 if (overridden) 1655 *overridden = nullptr; 1656 if (num_overridden) 1657 *num_overridden = 0; 1658 1659 CXTranslationUnit TU = cxcursor::getCursorTU(cursor); 1660 1661 if (!overridden || !num_overridden || !TU) 1662 return; 1663 1664 if (!clang_isDeclaration(cursor.kind)) 1665 return; 1666 1667 OverridenCursorsPool &pool = 1668 *static_cast<OverridenCursorsPool *>(TU->OverridenCursorsPool); 1669 1670 OverridenCursorsPool::CursorVec *Vec = nullptr; 1671 1672 if (!pool.AvailableCursors.empty()) { 1673 Vec = pool.AvailableCursors.back(); 1674 pool.AvailableCursors.pop_back(); 1675 } else { 1676 Vec = new OverridenCursorsPool::CursorVec(); 1677 pool.AllCursors.push_back(Vec); 1678 } 1679 1680 // Clear out the vector, but don't free the memory contents. This 1681 // reduces malloc() traffic. 1682 Vec->clear(); 1683 1684 // Use the first entry to contain a back reference to the vector. 1685 // This is a complete hack. 1686 CXCursor backRefCursor = MakeCXCursorInvalid(CXCursor_InvalidFile, TU); 1687 backRefCursor.data[0] = Vec; 1688 assert(cxcursor::getCursorTU(backRefCursor) == TU); 1689 Vec->push_back(backRefCursor); 1690 1691 // Get the overridden cursors. 1692 cxcursor::getOverriddenCursors(cursor, *Vec); 1693 1694 // Did we get any overridden cursors? If not, return Vec to the pool 1695 // of available cursor vectors. 1696 if (Vec->size() == 1) { 1697 pool.AvailableCursors.push_back(Vec); 1698 return; 1699 } 1700 1701 // Now tell the caller about the overridden cursors. 1702 assert(Vec->size() > 1); 1703 *overridden = &((*Vec)[1]); 1704 *num_overridden = Vec->size() - 1; 1705 } 1706 1707 void clang_disposeOverriddenCursors(CXCursor *overridden) { 1708 if (!overridden) 1709 return; 1710 1711 // Use pointer arithmetic to get back the first faux entry 1712 // which has a back-reference to the TU and the vector. 1713 --overridden; 1714 OverridenCursorsPool::CursorVec *Vec = 1715 static_cast<OverridenCursorsPool::CursorVec *>( 1716 const_cast<void *>(overridden->data[0])); 1717 CXTranslationUnit TU = getCursorTU(*overridden); 1718 1719 assert(Vec && TU); 1720 1721 OverridenCursorsPool &pool = 1722 *static_cast<OverridenCursorsPool *>(TU->OverridenCursorsPool); 1723 1724 pool.AvailableCursors.push_back(Vec); 1725 } 1726 1727 int clang_Cursor_isDynamicCall(CXCursor C) { 1728 const Expr *E = nullptr; 1729 if (clang_isExpression(C.kind)) 1730 E = getCursorExpr(C); 1731 if (!E) 1732 return 0; 1733 1734 if (const ObjCMessageExpr *MsgE = dyn_cast<ObjCMessageExpr>(E)) { 1735 if (MsgE->getReceiverKind() != ObjCMessageExpr::Instance) 1736 return false; 1737 if (auto *RecE = dyn_cast<ObjCMessageExpr>( 1738 MsgE->getInstanceReceiver()->IgnoreParenCasts())) { 1739 if (RecE->getMethodFamily() == OMF_alloc) 1740 return false; 1741 } 1742 return true; 1743 } 1744 1745 if (auto *PropRefE = dyn_cast<ObjCPropertyRefExpr>(E)) { 1746 return !PropRefE->isSuperReceiver(); 1747 } 1748 1749 const MemberExpr *ME = nullptr; 1750 if (isa<MemberExpr>(E)) 1751 ME = cast<MemberExpr>(E); 1752 else if (const CallExpr *CE = dyn_cast<CallExpr>(E)) 1753 ME = dyn_cast_or_null<MemberExpr>(CE->getCallee()); 1754 1755 if (ME) { 1756 if (const CXXMethodDecl *MD = 1757 dyn_cast_or_null<CXXMethodDecl>(ME->getMemberDecl())) 1758 return MD->isVirtual() && 1759 ME->performsVirtualDispatch( 1760 cxcursor::getCursorContext(C).getLangOpts()); 1761 } 1762 1763 return 0; 1764 } 1765 1766 CXType clang_Cursor_getReceiverType(CXCursor C) { 1767 CXTranslationUnit TU = cxcursor::getCursorTU(C); 1768 const Expr *E = nullptr; 1769 if (clang_isExpression(C.kind)) 1770 E = getCursorExpr(C); 1771 1772 if (const ObjCMessageExpr *MsgE = dyn_cast_or_null<ObjCMessageExpr>(E)) 1773 return cxtype::MakeCXType(MsgE->getReceiverType(), TU); 1774 1775 if (auto *PropRefE = dyn_cast<ObjCPropertyRefExpr>(E)) { 1776 return cxtype::MakeCXType( 1777 PropRefE->getReceiverType(cxcursor::getCursorContext(C)), TU); 1778 } 1779 1780 const MemberExpr *ME = nullptr; 1781 if (isa<MemberExpr>(E)) 1782 ME = cast<MemberExpr>(E); 1783 else if (const CallExpr *CE = dyn_cast<CallExpr>(E)) 1784 ME = dyn_cast_or_null<MemberExpr>(CE->getCallee()); 1785 1786 if (ME) { 1787 if (isa_and_nonnull<CXXMethodDecl>(ME->getMemberDecl())) { 1788 auto receiverTy = ME->getBase()->IgnoreImpCasts()->getType(); 1789 return cxtype::MakeCXType(receiverTy, TU); 1790 } 1791 } 1792 1793 return cxtype::MakeCXType(QualType(), TU); 1794 } 1795