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