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::OMPDepobjDirectiveClass: 639 K = CXCursor_OMPDepobjDirective; 640 break; 641 case Stmt::OMPOrderedDirectiveClass: 642 K = CXCursor_OMPOrderedDirective; 643 break; 644 case Stmt::OMPAtomicDirectiveClass: 645 K = CXCursor_OMPAtomicDirective; 646 break; 647 case Stmt::OMPTargetDirectiveClass: 648 K = CXCursor_OMPTargetDirective; 649 break; 650 case Stmt::OMPTargetDataDirectiveClass: 651 K = CXCursor_OMPTargetDataDirective; 652 break; 653 case Stmt::OMPTargetEnterDataDirectiveClass: 654 K = CXCursor_OMPTargetEnterDataDirective; 655 break; 656 case Stmt::OMPTargetExitDataDirectiveClass: 657 K = CXCursor_OMPTargetExitDataDirective; 658 break; 659 case Stmt::OMPTargetParallelDirectiveClass: 660 K = CXCursor_OMPTargetParallelDirective; 661 break; 662 case Stmt::OMPTargetParallelForDirectiveClass: 663 K = CXCursor_OMPTargetParallelForDirective; 664 break; 665 case Stmt::OMPTargetUpdateDirectiveClass: 666 K = CXCursor_OMPTargetUpdateDirective; 667 break; 668 case Stmt::OMPTeamsDirectiveClass: 669 K = CXCursor_OMPTeamsDirective; 670 break; 671 case Stmt::OMPCancellationPointDirectiveClass: 672 K = CXCursor_OMPCancellationPointDirective; 673 break; 674 case Stmt::OMPCancelDirectiveClass: 675 K = CXCursor_OMPCancelDirective; 676 break; 677 case Stmt::OMPTaskLoopDirectiveClass: 678 K = CXCursor_OMPTaskLoopDirective; 679 break; 680 case Stmt::OMPTaskLoopSimdDirectiveClass: 681 K = CXCursor_OMPTaskLoopSimdDirective; 682 break; 683 case Stmt::OMPMasterTaskLoopDirectiveClass: 684 K = CXCursor_OMPMasterTaskLoopDirective; 685 break; 686 case Stmt::OMPMasterTaskLoopSimdDirectiveClass: 687 K = CXCursor_OMPMasterTaskLoopSimdDirective; 688 break; 689 case Stmt::OMPParallelMasterTaskLoopDirectiveClass: 690 K = CXCursor_OMPParallelMasterTaskLoopDirective; 691 break; 692 case Stmt::OMPParallelMasterTaskLoopSimdDirectiveClass: 693 K = CXCursor_OMPParallelMasterTaskLoopSimdDirective; 694 break; 695 case Stmt::OMPDistributeDirectiveClass: 696 K = CXCursor_OMPDistributeDirective; 697 break; 698 case Stmt::OMPDistributeParallelForDirectiveClass: 699 K = CXCursor_OMPDistributeParallelForDirective; 700 break; 701 case Stmt::OMPDistributeParallelForSimdDirectiveClass: 702 K = CXCursor_OMPDistributeParallelForSimdDirective; 703 break; 704 case Stmt::OMPDistributeSimdDirectiveClass: 705 K = CXCursor_OMPDistributeSimdDirective; 706 break; 707 case Stmt::OMPTargetParallelForSimdDirectiveClass: 708 K = CXCursor_OMPTargetParallelForSimdDirective; 709 break; 710 case Stmt::OMPTargetSimdDirectiveClass: 711 K = CXCursor_OMPTargetSimdDirective; 712 break; 713 case Stmt::OMPTeamsDistributeDirectiveClass: 714 K = CXCursor_OMPTeamsDistributeDirective; 715 break; 716 case Stmt::OMPTeamsDistributeSimdDirectiveClass: 717 K = CXCursor_OMPTeamsDistributeSimdDirective; 718 break; 719 case Stmt::OMPTeamsDistributeParallelForSimdDirectiveClass: 720 K = CXCursor_OMPTeamsDistributeParallelForSimdDirective; 721 break; 722 case Stmt::OMPTeamsDistributeParallelForDirectiveClass: 723 K = CXCursor_OMPTeamsDistributeParallelForDirective; 724 break; 725 case Stmt::OMPTargetTeamsDirectiveClass: 726 K = CXCursor_OMPTargetTeamsDirective; 727 break; 728 case Stmt::OMPTargetTeamsDistributeDirectiveClass: 729 K = CXCursor_OMPTargetTeamsDistributeDirective; 730 break; 731 case Stmt::OMPTargetTeamsDistributeParallelForDirectiveClass: 732 K = CXCursor_OMPTargetTeamsDistributeParallelForDirective; 733 break; 734 case Stmt::OMPTargetTeamsDistributeParallelForSimdDirectiveClass: 735 K = CXCursor_OMPTargetTeamsDistributeParallelForSimdDirective; 736 break; 737 case Stmt::OMPTargetTeamsDistributeSimdDirectiveClass: 738 K = CXCursor_OMPTargetTeamsDistributeSimdDirective; 739 break; 740 case Stmt::BuiltinBitCastExprClass: 741 K = CXCursor_BuiltinBitCastExpr; 742 } 743 744 CXCursor C = { K, 0, { Parent, S, TU } }; 745 return C; 746 } 747 748 CXCursor cxcursor::MakeCursorObjCSuperClassRef(ObjCInterfaceDecl *Super, 749 SourceLocation Loc, 750 CXTranslationUnit TU) { 751 assert(Super && TU && "Invalid arguments!"); 752 void *RawLoc = Loc.getPtrEncoding(); 753 CXCursor C = { CXCursor_ObjCSuperClassRef, 0, { Super, RawLoc, TU } }; 754 return C; 755 } 756 757 std::pair<const ObjCInterfaceDecl *, SourceLocation> 758 cxcursor::getCursorObjCSuperClassRef(CXCursor C) { 759 assert(C.kind == CXCursor_ObjCSuperClassRef); 760 return std::make_pair(static_cast<const ObjCInterfaceDecl *>(C.data[0]), 761 SourceLocation::getFromPtrEncoding(C.data[1])); 762 } 763 764 CXCursor cxcursor::MakeCursorObjCProtocolRef(const ObjCProtocolDecl *Proto, 765 SourceLocation Loc, 766 CXTranslationUnit TU) { 767 assert(Proto && TU && "Invalid arguments!"); 768 void *RawLoc = Loc.getPtrEncoding(); 769 CXCursor C = { CXCursor_ObjCProtocolRef, 0, { Proto, RawLoc, TU } }; 770 return C; 771 } 772 773 std::pair<const ObjCProtocolDecl *, SourceLocation> 774 cxcursor::getCursorObjCProtocolRef(CXCursor C) { 775 assert(C.kind == CXCursor_ObjCProtocolRef); 776 return std::make_pair(static_cast<const ObjCProtocolDecl *>(C.data[0]), 777 SourceLocation::getFromPtrEncoding(C.data[1])); 778 } 779 780 CXCursor cxcursor::MakeCursorObjCClassRef(const ObjCInterfaceDecl *Class, 781 SourceLocation Loc, 782 CXTranslationUnit TU) { 783 // 'Class' can be null for invalid code. 784 if (!Class) 785 return MakeCXCursorInvalid(CXCursor_InvalidCode); 786 assert(TU && "Invalid arguments!"); 787 void *RawLoc = Loc.getPtrEncoding(); 788 CXCursor C = { CXCursor_ObjCClassRef, 0, { Class, RawLoc, TU } }; 789 return C; 790 } 791 792 std::pair<const ObjCInterfaceDecl *, SourceLocation> 793 cxcursor::getCursorObjCClassRef(CXCursor C) { 794 assert(C.kind == CXCursor_ObjCClassRef); 795 return std::make_pair(static_cast<const ObjCInterfaceDecl *>(C.data[0]), 796 SourceLocation::getFromPtrEncoding(C.data[1])); 797 } 798 799 CXCursor cxcursor::MakeCursorTypeRef(const TypeDecl *Type, SourceLocation Loc, 800 CXTranslationUnit TU) { 801 assert(Type && TU && "Invalid arguments!"); 802 void *RawLoc = Loc.getPtrEncoding(); 803 CXCursor C = { CXCursor_TypeRef, 0, { Type, RawLoc, TU } }; 804 return C; 805 } 806 807 std::pair<const TypeDecl *, SourceLocation> 808 cxcursor::getCursorTypeRef(CXCursor C) { 809 assert(C.kind == CXCursor_TypeRef); 810 return std::make_pair(static_cast<const TypeDecl *>(C.data[0]), 811 SourceLocation::getFromPtrEncoding(C.data[1])); 812 } 813 814 CXCursor cxcursor::MakeCursorTemplateRef(const TemplateDecl *Template, 815 SourceLocation Loc, 816 CXTranslationUnit TU) { 817 assert(Template && TU && "Invalid arguments!"); 818 void *RawLoc = Loc.getPtrEncoding(); 819 CXCursor C = { CXCursor_TemplateRef, 0, { Template, RawLoc, TU } }; 820 return C; 821 } 822 823 std::pair<const TemplateDecl *, SourceLocation> 824 cxcursor::getCursorTemplateRef(CXCursor C) { 825 assert(C.kind == CXCursor_TemplateRef); 826 return std::make_pair(static_cast<const TemplateDecl *>(C.data[0]), 827 SourceLocation::getFromPtrEncoding(C.data[1])); 828 } 829 830 CXCursor cxcursor::MakeCursorNamespaceRef(const NamedDecl *NS, 831 SourceLocation Loc, 832 CXTranslationUnit TU) { 833 834 assert(NS && (isa<NamespaceDecl>(NS) || isa<NamespaceAliasDecl>(NS)) && TU && 835 "Invalid arguments!"); 836 void *RawLoc = Loc.getPtrEncoding(); 837 CXCursor C = { CXCursor_NamespaceRef, 0, { NS, RawLoc, TU } }; 838 return C; 839 } 840 841 std::pair<const NamedDecl *, SourceLocation> 842 cxcursor::getCursorNamespaceRef(CXCursor C) { 843 assert(C.kind == CXCursor_NamespaceRef); 844 return std::make_pair(static_cast<const NamedDecl *>(C.data[0]), 845 SourceLocation::getFromPtrEncoding(C.data[1])); 846 } 847 848 CXCursor cxcursor::MakeCursorVariableRef(const VarDecl *Var, SourceLocation Loc, 849 CXTranslationUnit TU) { 850 851 assert(Var && TU && "Invalid arguments!"); 852 void *RawLoc = Loc.getPtrEncoding(); 853 CXCursor C = { CXCursor_VariableRef, 0, { Var, RawLoc, TU } }; 854 return C; 855 } 856 857 std::pair<const VarDecl *, SourceLocation> 858 cxcursor::getCursorVariableRef(CXCursor C) { 859 assert(C.kind == CXCursor_VariableRef); 860 return std::make_pair(static_cast<const VarDecl *>(C.data[0]), 861 SourceLocation::getFromPtrEncoding(C.data[1])); 862 } 863 864 CXCursor cxcursor::MakeCursorMemberRef(const FieldDecl *Field, SourceLocation Loc, 865 CXTranslationUnit TU) { 866 867 assert(Field && TU && "Invalid arguments!"); 868 void *RawLoc = Loc.getPtrEncoding(); 869 CXCursor C = { CXCursor_MemberRef, 0, { Field, RawLoc, TU } }; 870 return C; 871 } 872 873 std::pair<const FieldDecl *, SourceLocation> 874 cxcursor::getCursorMemberRef(CXCursor C) { 875 assert(C.kind == CXCursor_MemberRef); 876 return std::make_pair(static_cast<const FieldDecl *>(C.data[0]), 877 SourceLocation::getFromPtrEncoding(C.data[1])); 878 } 879 880 CXCursor cxcursor::MakeCursorCXXBaseSpecifier(const CXXBaseSpecifier *B, 881 CXTranslationUnit TU){ 882 CXCursor C = { CXCursor_CXXBaseSpecifier, 0, { B, nullptr, TU } }; 883 return C; 884 } 885 886 const CXXBaseSpecifier *cxcursor::getCursorCXXBaseSpecifier(CXCursor C) { 887 assert(C.kind == CXCursor_CXXBaseSpecifier); 888 return static_cast<const CXXBaseSpecifier*>(C.data[0]); 889 } 890 891 CXCursor cxcursor::MakePreprocessingDirectiveCursor(SourceRange Range, 892 CXTranslationUnit TU) { 893 CXCursor C = { CXCursor_PreprocessingDirective, 0, 894 { Range.getBegin().getPtrEncoding(), 895 Range.getEnd().getPtrEncoding(), 896 TU } 897 }; 898 return C; 899 } 900 901 SourceRange cxcursor::getCursorPreprocessingDirective(CXCursor C) { 902 assert(C.kind == CXCursor_PreprocessingDirective); 903 SourceRange Range(SourceLocation::getFromPtrEncoding(C.data[0]), 904 SourceLocation::getFromPtrEncoding(C.data[1])); 905 ASTUnit *TU = getCursorASTUnit(C); 906 return TU->mapRangeFromPreamble(Range); 907 } 908 909 CXCursor cxcursor::MakeMacroDefinitionCursor(const MacroDefinitionRecord *MI, 910 CXTranslationUnit TU) { 911 CXCursor C = {CXCursor_MacroDefinition, 0, {MI, nullptr, TU}}; 912 return C; 913 } 914 915 const MacroDefinitionRecord *cxcursor::getCursorMacroDefinition(CXCursor C) { 916 assert(C.kind == CXCursor_MacroDefinition); 917 return static_cast<const MacroDefinitionRecord *>(C.data[0]); 918 } 919 920 CXCursor cxcursor::MakeMacroExpansionCursor(MacroExpansion *MI, 921 CXTranslationUnit TU) { 922 CXCursor C = { CXCursor_MacroExpansion, 0, { MI, nullptr, TU } }; 923 return C; 924 } 925 926 CXCursor cxcursor::MakeMacroExpansionCursor(MacroDefinitionRecord *MI, 927 SourceLocation Loc, 928 CXTranslationUnit TU) { 929 assert(Loc.isValid()); 930 CXCursor C = {CXCursor_MacroExpansion, 0, {MI, Loc.getPtrEncoding(), TU}}; 931 return C; 932 } 933 934 const IdentifierInfo *cxcursor::MacroExpansionCursor::getName() const { 935 if (isPseudo()) 936 return getAsMacroDefinition()->getName(); 937 return getAsMacroExpansion()->getName(); 938 } 939 const MacroDefinitionRecord * 940 cxcursor::MacroExpansionCursor::getDefinition() const { 941 if (isPseudo()) 942 return getAsMacroDefinition(); 943 return getAsMacroExpansion()->getDefinition(); 944 } 945 SourceRange cxcursor::MacroExpansionCursor::getSourceRange() const { 946 if (isPseudo()) 947 return getPseudoLoc(); 948 return getAsMacroExpansion()->getSourceRange(); 949 } 950 951 CXCursor cxcursor::MakeInclusionDirectiveCursor(InclusionDirective *ID, 952 CXTranslationUnit TU) { 953 CXCursor C = { CXCursor_InclusionDirective, 0, { ID, nullptr, TU } }; 954 return C; 955 } 956 957 const InclusionDirective *cxcursor::getCursorInclusionDirective(CXCursor C) { 958 assert(C.kind == CXCursor_InclusionDirective); 959 return static_cast<const InclusionDirective *>(C.data[0]); 960 } 961 962 CXCursor cxcursor::MakeCursorLabelRef(LabelStmt *Label, SourceLocation Loc, 963 CXTranslationUnit TU) { 964 965 assert(Label && TU && "Invalid arguments!"); 966 void *RawLoc = Loc.getPtrEncoding(); 967 CXCursor C = { CXCursor_LabelRef, 0, { Label, RawLoc, TU } }; 968 return C; 969 } 970 971 std::pair<const LabelStmt *, SourceLocation> 972 cxcursor::getCursorLabelRef(CXCursor C) { 973 assert(C.kind == CXCursor_LabelRef); 974 return std::make_pair(static_cast<const LabelStmt *>(C.data[0]), 975 SourceLocation::getFromPtrEncoding(C.data[1])); 976 } 977 978 CXCursor cxcursor::MakeCursorOverloadedDeclRef(const OverloadExpr *E, 979 CXTranslationUnit TU) { 980 assert(E && TU && "Invalid arguments!"); 981 OverloadedDeclRefStorage Storage(E); 982 void *RawLoc = E->getNameLoc().getPtrEncoding(); 983 CXCursor C = { 984 CXCursor_OverloadedDeclRef, 0, 985 { Storage.getOpaqueValue(), RawLoc, TU } 986 }; 987 return C; 988 } 989 990 CXCursor cxcursor::MakeCursorOverloadedDeclRef(const Decl *D, 991 SourceLocation Loc, 992 CXTranslationUnit TU) { 993 assert(D && TU && "Invalid arguments!"); 994 void *RawLoc = Loc.getPtrEncoding(); 995 OverloadedDeclRefStorage Storage(D); 996 CXCursor C = { 997 CXCursor_OverloadedDeclRef, 0, 998 { Storage.getOpaqueValue(), RawLoc, TU } 999 }; 1000 return C; 1001 } 1002 1003 CXCursor cxcursor::MakeCursorOverloadedDeclRef(TemplateName Name, 1004 SourceLocation Loc, 1005 CXTranslationUnit TU) { 1006 assert(Name.getAsOverloadedTemplate() && TU && "Invalid arguments!"); 1007 void *RawLoc = Loc.getPtrEncoding(); 1008 OverloadedDeclRefStorage Storage(Name.getAsOverloadedTemplate()); 1009 CXCursor C = { 1010 CXCursor_OverloadedDeclRef, 0, 1011 { Storage.getOpaqueValue(), RawLoc, TU } 1012 }; 1013 return C; 1014 } 1015 1016 std::pair<cxcursor::OverloadedDeclRefStorage, SourceLocation> 1017 cxcursor::getCursorOverloadedDeclRef(CXCursor C) { 1018 assert(C.kind == CXCursor_OverloadedDeclRef); 1019 return std::make_pair(OverloadedDeclRefStorage::getFromOpaqueValue( 1020 const_cast<void *>(C.data[0])), 1021 SourceLocation::getFromPtrEncoding(C.data[1])); 1022 } 1023 1024 const Decl *cxcursor::getCursorDecl(CXCursor Cursor) { 1025 return static_cast<const Decl *>(Cursor.data[0]); 1026 } 1027 1028 const Expr *cxcursor::getCursorExpr(CXCursor Cursor) { 1029 return dyn_cast_or_null<Expr>(getCursorStmt(Cursor)); 1030 } 1031 1032 const Stmt *cxcursor::getCursorStmt(CXCursor Cursor) { 1033 if (Cursor.kind == CXCursor_ObjCSuperClassRef || 1034 Cursor.kind == CXCursor_ObjCProtocolRef || 1035 Cursor.kind == CXCursor_ObjCClassRef) 1036 return nullptr; 1037 1038 return static_cast<const Stmt *>(Cursor.data[1]); 1039 } 1040 1041 const Attr *cxcursor::getCursorAttr(CXCursor Cursor) { 1042 return static_cast<const Attr *>(Cursor.data[1]); 1043 } 1044 1045 ASTContext &cxcursor::getCursorContext(CXCursor Cursor) { 1046 return getCursorASTUnit(Cursor)->getASTContext(); 1047 } 1048 1049 ASTUnit *cxcursor::getCursorASTUnit(CXCursor Cursor) { 1050 CXTranslationUnit TU = getCursorTU(Cursor); 1051 if (!TU) 1052 return nullptr; 1053 return cxtu::getASTUnit(TU); 1054 } 1055 1056 CXTranslationUnit cxcursor::getCursorTU(CXCursor Cursor) { 1057 return static_cast<CXTranslationUnit>(const_cast<void*>(Cursor.data[2])); 1058 } 1059 1060 void cxcursor::getOverriddenCursors(CXCursor cursor, 1061 SmallVectorImpl<CXCursor> &overridden) { 1062 assert(clang_isDeclaration(cursor.kind)); 1063 const NamedDecl *D = dyn_cast_or_null<NamedDecl>(getCursorDecl(cursor)); 1064 if (!D) 1065 return; 1066 1067 CXTranslationUnit TU = getCursorTU(cursor); 1068 SmallVector<const NamedDecl *, 8> OverDecls; 1069 D->getASTContext().getOverriddenMethods(D, OverDecls); 1070 1071 for (SmallVectorImpl<const NamedDecl *>::iterator 1072 I = OverDecls.begin(), E = OverDecls.end(); I != E; ++I) { 1073 overridden.push_back(MakeCXCursor(*I, TU)); 1074 } 1075 } 1076 1077 std::pair<int, SourceLocation> 1078 cxcursor::getSelectorIdentifierIndexAndLoc(CXCursor cursor) { 1079 if (cursor.kind == CXCursor_ObjCMessageExpr) { 1080 if (cursor.xdata != -1) 1081 return std::make_pair(cursor.xdata, 1082 cast<ObjCMessageExpr>(getCursorExpr(cursor)) 1083 ->getSelectorLoc(cursor.xdata)); 1084 } else if (cursor.kind == CXCursor_ObjCClassMethodDecl || 1085 cursor.kind == CXCursor_ObjCInstanceMethodDecl) { 1086 if (cursor.xdata != -1) 1087 return std::make_pair(cursor.xdata, 1088 cast<ObjCMethodDecl>(getCursorDecl(cursor)) 1089 ->getSelectorLoc(cursor.xdata)); 1090 } 1091 1092 return std::make_pair(-1, SourceLocation()); 1093 } 1094 1095 CXCursor cxcursor::getSelectorIdentifierCursor(int SelIdx, CXCursor cursor) { 1096 CXCursor newCursor = cursor; 1097 1098 if (cursor.kind == CXCursor_ObjCMessageExpr) { 1099 if (SelIdx == -1 || 1100 unsigned(SelIdx) >= cast<ObjCMessageExpr>(getCursorExpr(cursor)) 1101 ->getNumSelectorLocs()) 1102 newCursor.xdata = -1; 1103 else 1104 newCursor.xdata = SelIdx; 1105 } else if (cursor.kind == CXCursor_ObjCClassMethodDecl || 1106 cursor.kind == CXCursor_ObjCInstanceMethodDecl) { 1107 if (SelIdx == -1 || 1108 unsigned(SelIdx) >= cast<ObjCMethodDecl>(getCursorDecl(cursor)) 1109 ->getNumSelectorLocs()) 1110 newCursor.xdata = -1; 1111 else 1112 newCursor.xdata = SelIdx; 1113 } 1114 1115 return newCursor; 1116 } 1117 1118 CXCursor cxcursor::getTypeRefCursor(CXCursor cursor) { 1119 if (cursor.kind != CXCursor_CallExpr) 1120 return cursor; 1121 1122 if (cursor.xdata == 0) 1123 return cursor; 1124 1125 const Expr *E = getCursorExpr(cursor); 1126 TypeSourceInfo *Type = nullptr; 1127 if (const CXXUnresolvedConstructExpr * 1128 UnCtor = dyn_cast<CXXUnresolvedConstructExpr>(E)) { 1129 Type = UnCtor->getTypeSourceInfo(); 1130 } else if (const CXXTemporaryObjectExpr *Tmp = 1131 dyn_cast<CXXTemporaryObjectExpr>(E)){ 1132 Type = Tmp->getTypeSourceInfo(); 1133 } 1134 1135 if (!Type) 1136 return cursor; 1137 1138 CXTranslationUnit TU = getCursorTU(cursor); 1139 QualType Ty = Type->getType(); 1140 TypeLoc TL = Type->getTypeLoc(); 1141 SourceLocation Loc = TL.getBeginLoc(); 1142 1143 if (const ElaboratedType *ElabT = Ty->getAs<ElaboratedType>()) { 1144 Ty = ElabT->getNamedType(); 1145 ElaboratedTypeLoc ElabTL = TL.castAs<ElaboratedTypeLoc>(); 1146 Loc = ElabTL.getNamedTypeLoc().getBeginLoc(); 1147 } 1148 1149 if (const TypedefType *Typedef = Ty->getAs<TypedefType>()) 1150 return MakeCursorTypeRef(Typedef->getDecl(), Loc, TU); 1151 if (const TagType *Tag = Ty->getAs<TagType>()) 1152 return MakeCursorTypeRef(Tag->getDecl(), Loc, TU); 1153 if (const TemplateTypeParmType *TemplP = Ty->getAs<TemplateTypeParmType>()) 1154 return MakeCursorTypeRef(TemplP->getDecl(), Loc, TU); 1155 1156 return cursor; 1157 } 1158 1159 bool cxcursor::operator==(CXCursor X, CXCursor Y) { 1160 return X.kind == Y.kind && X.data[0] == Y.data[0] && X.data[1] == Y.data[1] && 1161 X.data[2] == Y.data[2]; 1162 } 1163 1164 // FIXME: Remove once we can model DeclGroups and their appropriate ranges 1165 // properly in the ASTs. 1166 bool cxcursor::isFirstInDeclGroup(CXCursor C) { 1167 assert(clang_isDeclaration(C.kind)); 1168 return ((uintptr_t) (C.data[1])) != 0; 1169 } 1170 1171 //===----------------------------------------------------------------------===// 1172 // libclang CXCursor APIs 1173 //===----------------------------------------------------------------------===// 1174 1175 int clang_Cursor_isNull(CXCursor cursor) { 1176 return clang_equalCursors(cursor, clang_getNullCursor()); 1177 } 1178 1179 CXTranslationUnit clang_Cursor_getTranslationUnit(CXCursor cursor) { 1180 return getCursorTU(cursor); 1181 } 1182 1183 int clang_Cursor_getNumArguments(CXCursor C) { 1184 if (clang_isDeclaration(C.kind)) { 1185 const Decl *D = cxcursor::getCursorDecl(C); 1186 if (const ObjCMethodDecl *MD = dyn_cast_or_null<ObjCMethodDecl>(D)) 1187 return MD->param_size(); 1188 if (const FunctionDecl *FD = dyn_cast_or_null<FunctionDecl>(D)) 1189 return FD->param_size(); 1190 } 1191 1192 if (clang_isExpression(C.kind)) { 1193 const Expr *E = cxcursor::getCursorExpr(C); 1194 if (const CallExpr *CE = dyn_cast<CallExpr>(E)) { 1195 return CE->getNumArgs(); 1196 } 1197 if (const CXXConstructExpr *CE = dyn_cast<CXXConstructExpr>(E)) { 1198 return CE->getNumArgs(); 1199 } 1200 } 1201 1202 return -1; 1203 } 1204 1205 CXCursor clang_Cursor_getArgument(CXCursor C, unsigned i) { 1206 if (clang_isDeclaration(C.kind)) { 1207 const Decl *D = cxcursor::getCursorDecl(C); 1208 if (const ObjCMethodDecl *MD = dyn_cast_or_null<ObjCMethodDecl>(D)) { 1209 if (i < MD->param_size()) 1210 return cxcursor::MakeCXCursor(MD->parameters()[i], 1211 cxcursor::getCursorTU(C)); 1212 } else if (const FunctionDecl *FD = dyn_cast_or_null<FunctionDecl>(D)) { 1213 if (i < FD->param_size()) 1214 return cxcursor::MakeCXCursor(FD->parameters()[i], 1215 cxcursor::getCursorTU(C)); 1216 } 1217 } 1218 1219 if (clang_isExpression(C.kind)) { 1220 const Expr *E = cxcursor::getCursorExpr(C); 1221 if (const CallExpr *CE = dyn_cast<CallExpr>(E)) { 1222 if (i < CE->getNumArgs()) { 1223 return cxcursor::MakeCXCursor(CE->getArg(i), 1224 getCursorDecl(C), 1225 cxcursor::getCursorTU(C)); 1226 } 1227 } 1228 if (const CXXConstructExpr *CE = dyn_cast<CXXConstructExpr>(E)) { 1229 if (i < CE->getNumArgs()) { 1230 return cxcursor::MakeCXCursor(CE->getArg(i), 1231 getCursorDecl(C), 1232 cxcursor::getCursorTU(C)); 1233 } 1234 } 1235 } 1236 1237 return clang_getNullCursor(); 1238 } 1239 1240 int clang_Cursor_getNumTemplateArguments(CXCursor C) { 1241 if (clang_getCursorKind(C) != CXCursor_FunctionDecl) { 1242 return -1; 1243 } 1244 1245 const FunctionDecl *FD = llvm::dyn_cast_or_null<clang::FunctionDecl>( 1246 getCursorDecl(C)); 1247 if (!FD) { 1248 return -1; 1249 } 1250 1251 const FunctionTemplateSpecializationInfo* SpecInfo = 1252 FD->getTemplateSpecializationInfo(); 1253 if (!SpecInfo) { 1254 return -1; 1255 } 1256 1257 return SpecInfo->TemplateArguments->size(); 1258 } 1259 1260 enum CXGetTemplateArgumentStatus { 1261 /** The operation completed successfully */ 1262 CXGetTemplateArgumentStatus_Success = 0, 1263 1264 /** The specified cursor did not represent a FunctionDecl. */ 1265 CXGetTemplateArgumentStatus_CursorNotFunctionDecl = -1, 1266 1267 /** The specified cursor was not castable to a FunctionDecl. */ 1268 CXGetTemplateArgumentStatus_BadFunctionDeclCast = -2, 1269 1270 /** A NULL FunctionTemplateSpecializationInfo was retrieved. */ 1271 CXGetTemplateArgumentStatus_NullTemplSpecInfo = -3, 1272 1273 /** An invalid (OOB) argument index was specified */ 1274 CXGetTemplateArgumentStatus_InvalidIndex = -4 1275 }; 1276 1277 static int clang_Cursor_getTemplateArgument( 1278 CXCursor C, unsigned I, TemplateArgument *TA) { 1279 if (clang_getCursorKind(C) != CXCursor_FunctionDecl) { 1280 return CXGetTemplateArgumentStatus_CursorNotFunctionDecl; 1281 } 1282 1283 const FunctionDecl *FD = llvm::dyn_cast_or_null<clang::FunctionDecl>( 1284 getCursorDecl(C)); 1285 if (!FD) { 1286 return CXGetTemplateArgumentStatus_BadFunctionDeclCast; 1287 } 1288 1289 const FunctionTemplateSpecializationInfo* SpecInfo = 1290 FD->getTemplateSpecializationInfo(); 1291 if (!SpecInfo) { 1292 return CXGetTemplateArgumentStatus_NullTemplSpecInfo; 1293 } 1294 1295 if (I >= SpecInfo->TemplateArguments->size()) { 1296 return CXGetTemplateArgumentStatus_InvalidIndex; 1297 } 1298 1299 *TA = SpecInfo->TemplateArguments->get(I); 1300 return 0; 1301 } 1302 1303 enum CXTemplateArgumentKind clang_Cursor_getTemplateArgumentKind(CXCursor C, 1304 unsigned I) { 1305 TemplateArgument TA; 1306 if (clang_Cursor_getTemplateArgument(C, I, &TA)) { 1307 return CXTemplateArgumentKind_Invalid; 1308 } 1309 1310 switch (TA.getKind()) { 1311 case TemplateArgument::Null: return CXTemplateArgumentKind_Null; 1312 case TemplateArgument::Type: return CXTemplateArgumentKind_Type; 1313 case TemplateArgument::Declaration: 1314 return CXTemplateArgumentKind_Declaration; 1315 case TemplateArgument::NullPtr: return CXTemplateArgumentKind_NullPtr; 1316 case TemplateArgument::Integral: return CXTemplateArgumentKind_Integral; 1317 case TemplateArgument::Template: return CXTemplateArgumentKind_Template; 1318 case TemplateArgument::TemplateExpansion: 1319 return CXTemplateArgumentKind_TemplateExpansion; 1320 case TemplateArgument::Expression: return CXTemplateArgumentKind_Expression; 1321 case TemplateArgument::Pack: return CXTemplateArgumentKind_Pack; 1322 } 1323 1324 return CXTemplateArgumentKind_Invalid; 1325 } 1326 1327 CXType clang_Cursor_getTemplateArgumentType(CXCursor C, unsigned I) { 1328 TemplateArgument TA; 1329 if (clang_Cursor_getTemplateArgument(C, I, &TA) != 1330 CXGetTemplateArgumentStatus_Success) { 1331 return cxtype::MakeCXType(QualType(), getCursorTU(C)); 1332 } 1333 1334 if (TA.getKind() != TemplateArgument::Type) { 1335 return cxtype::MakeCXType(QualType(), getCursorTU(C)); 1336 } 1337 1338 return cxtype::MakeCXType(TA.getAsType(), getCursorTU(C)); 1339 } 1340 1341 long long clang_Cursor_getTemplateArgumentValue(CXCursor C, unsigned I) { 1342 TemplateArgument TA; 1343 if (clang_Cursor_getTemplateArgument(C, I, &TA) != 1344 CXGetTemplateArgumentStatus_Success) { 1345 assert(0 && "Unable to retrieve TemplateArgument"); 1346 return 0; 1347 } 1348 1349 if (TA.getKind() != TemplateArgument::Integral) { 1350 assert(0 && "Passed template argument is not Integral"); 1351 return 0; 1352 } 1353 1354 return TA.getAsIntegral().getSExtValue(); 1355 } 1356 1357 unsigned long long clang_Cursor_getTemplateArgumentUnsignedValue(CXCursor C, 1358 unsigned I) { 1359 TemplateArgument TA; 1360 if (clang_Cursor_getTemplateArgument(C, I, &TA) != 1361 CXGetTemplateArgumentStatus_Success) { 1362 assert(0 && "Unable to retrieve TemplateArgument"); 1363 return 0; 1364 } 1365 1366 if (TA.getKind() != TemplateArgument::Integral) { 1367 assert(0 && "Passed template argument is not Integral"); 1368 return 0; 1369 } 1370 1371 return TA.getAsIntegral().getZExtValue(); 1372 } 1373 1374 //===----------------------------------------------------------------------===// 1375 // CXCursorSet. 1376 //===----------------------------------------------------------------------===// 1377 1378 typedef llvm::DenseMap<CXCursor, unsigned> CXCursorSet_Impl; 1379 1380 static inline CXCursorSet packCXCursorSet(CXCursorSet_Impl *setImpl) { 1381 return (CXCursorSet) setImpl; 1382 } 1383 static inline CXCursorSet_Impl *unpackCXCursorSet(CXCursorSet set) { 1384 return (CXCursorSet_Impl*) set; 1385 } 1386 namespace llvm { 1387 template<> struct DenseMapInfo<CXCursor> { 1388 public: 1389 static inline CXCursor getEmptyKey() { 1390 return MakeCXCursorInvalid(CXCursor_InvalidFile); 1391 } 1392 static inline CXCursor getTombstoneKey() { 1393 return MakeCXCursorInvalid(CXCursor_NoDeclFound); 1394 } 1395 static inline unsigned getHashValue(const CXCursor &cursor) { 1396 return llvm::DenseMapInfo<std::pair<const void *, const void *> > 1397 ::getHashValue(std::make_pair(cursor.data[0], cursor.data[1])); 1398 } 1399 static inline bool isEqual(const CXCursor &x, const CXCursor &y) { 1400 return x.kind == y.kind && 1401 x.data[0] == y.data[0] && 1402 x.data[1] == y.data[1]; 1403 } 1404 }; 1405 } 1406 1407 CXCursorSet clang_createCXCursorSet() { 1408 return packCXCursorSet(new CXCursorSet_Impl()); 1409 } 1410 1411 void clang_disposeCXCursorSet(CXCursorSet set) { 1412 delete unpackCXCursorSet(set); 1413 } 1414 1415 unsigned clang_CXCursorSet_contains(CXCursorSet set, CXCursor cursor) { 1416 CXCursorSet_Impl *setImpl = unpackCXCursorSet(set); 1417 if (!setImpl) 1418 return 0; 1419 return setImpl->find(cursor) != setImpl->end(); 1420 } 1421 1422 unsigned clang_CXCursorSet_insert(CXCursorSet set, CXCursor cursor) { 1423 // Do not insert invalid cursors into the set. 1424 if (cursor.kind >= CXCursor_FirstInvalid && 1425 cursor.kind <= CXCursor_LastInvalid) 1426 return 1; 1427 1428 CXCursorSet_Impl *setImpl = unpackCXCursorSet(set); 1429 if (!setImpl) 1430 return 1; 1431 unsigned &entry = (*setImpl)[cursor]; 1432 unsigned flag = entry == 0 ? 1 : 0; 1433 entry = 1; 1434 return flag; 1435 } 1436 1437 CXCompletionString clang_getCursorCompletionString(CXCursor cursor) { 1438 enum CXCursorKind kind = clang_getCursorKind(cursor); 1439 if (clang_isDeclaration(kind)) { 1440 const Decl *decl = getCursorDecl(cursor); 1441 if (const NamedDecl *namedDecl = dyn_cast_or_null<NamedDecl>(decl)) { 1442 ASTUnit *unit = getCursorASTUnit(cursor); 1443 CodeCompletionResult Result(namedDecl, CCP_Declaration); 1444 CodeCompletionString *String 1445 = Result.CreateCodeCompletionString(unit->getASTContext(), 1446 unit->getPreprocessor(), 1447 CodeCompletionContext::CCC_Other, 1448 unit->getCodeCompletionTUInfo().getAllocator(), 1449 unit->getCodeCompletionTUInfo(), 1450 true); 1451 return String; 1452 } 1453 } else if (kind == CXCursor_MacroDefinition) { 1454 const MacroDefinitionRecord *definition = getCursorMacroDefinition(cursor); 1455 const IdentifierInfo *Macro = definition->getName(); 1456 ASTUnit *unit = getCursorASTUnit(cursor); 1457 CodeCompletionResult Result( 1458 Macro, 1459 unit->getPreprocessor().getMacroDefinition(Macro).getMacroInfo()); 1460 CodeCompletionString *String = Result.CreateCodeCompletionString( 1461 unit->getASTContext(), unit->getPreprocessor(), 1462 CodeCompletionContext::CCC_Other, 1463 unit->getCodeCompletionTUInfo().getAllocator(), 1464 unit->getCodeCompletionTUInfo(), false); 1465 return String; 1466 } 1467 return nullptr; 1468 } 1469 1470 namespace { 1471 struct OverridenCursorsPool { 1472 typedef SmallVector<CXCursor, 2> CursorVec; 1473 std::vector<CursorVec*> AllCursors; 1474 std::vector<CursorVec*> AvailableCursors; 1475 1476 ~OverridenCursorsPool() { 1477 for (std::vector<CursorVec*>::iterator I = AllCursors.begin(), 1478 E = AllCursors.end(); I != E; ++I) { 1479 delete *I; 1480 } 1481 } 1482 }; 1483 } 1484 1485 void *cxcursor::createOverridenCXCursorsPool() { 1486 return new OverridenCursorsPool(); 1487 } 1488 1489 void cxcursor::disposeOverridenCXCursorsPool(void *pool) { 1490 delete static_cast<OverridenCursorsPool*>(pool); 1491 } 1492 1493 void clang_getOverriddenCursors(CXCursor cursor, 1494 CXCursor **overridden, 1495 unsigned *num_overridden) { 1496 if (overridden) 1497 *overridden = nullptr; 1498 if (num_overridden) 1499 *num_overridden = 0; 1500 1501 CXTranslationUnit TU = cxcursor::getCursorTU(cursor); 1502 1503 if (!overridden || !num_overridden || !TU) 1504 return; 1505 1506 if (!clang_isDeclaration(cursor.kind)) 1507 return; 1508 1509 OverridenCursorsPool &pool = 1510 *static_cast<OverridenCursorsPool*>(TU->OverridenCursorsPool); 1511 1512 OverridenCursorsPool::CursorVec *Vec = nullptr; 1513 1514 if (!pool.AvailableCursors.empty()) { 1515 Vec = pool.AvailableCursors.back(); 1516 pool.AvailableCursors.pop_back(); 1517 } 1518 else { 1519 Vec = new OverridenCursorsPool::CursorVec(); 1520 pool.AllCursors.push_back(Vec); 1521 } 1522 1523 // Clear out the vector, but don't free the memory contents. This 1524 // reduces malloc() traffic. 1525 Vec->clear(); 1526 1527 // Use the first entry to contain a back reference to the vector. 1528 // This is a complete hack. 1529 CXCursor backRefCursor = MakeCXCursorInvalid(CXCursor_InvalidFile, TU); 1530 backRefCursor.data[0] = Vec; 1531 assert(cxcursor::getCursorTU(backRefCursor) == TU); 1532 Vec->push_back(backRefCursor); 1533 1534 // Get the overridden cursors. 1535 cxcursor::getOverriddenCursors(cursor, *Vec); 1536 1537 // Did we get any overridden cursors? If not, return Vec to the pool 1538 // of available cursor vectors. 1539 if (Vec->size() == 1) { 1540 pool.AvailableCursors.push_back(Vec); 1541 return; 1542 } 1543 1544 // Now tell the caller about the overridden cursors. 1545 assert(Vec->size() > 1); 1546 *overridden = &((*Vec)[1]); 1547 *num_overridden = Vec->size() - 1; 1548 } 1549 1550 void clang_disposeOverriddenCursors(CXCursor *overridden) { 1551 if (!overridden) 1552 return; 1553 1554 // Use pointer arithmetic to get back the first faux entry 1555 // which has a back-reference to the TU and the vector. 1556 --overridden; 1557 OverridenCursorsPool::CursorVec *Vec = 1558 static_cast<OverridenCursorsPool::CursorVec *>( 1559 const_cast<void *>(overridden->data[0])); 1560 CXTranslationUnit TU = getCursorTU(*overridden); 1561 1562 assert(Vec && TU); 1563 1564 OverridenCursorsPool &pool = 1565 *static_cast<OverridenCursorsPool*>(TU->OverridenCursorsPool); 1566 1567 pool.AvailableCursors.push_back(Vec); 1568 } 1569 1570 int clang_Cursor_isDynamicCall(CXCursor C) { 1571 const Expr *E = nullptr; 1572 if (clang_isExpression(C.kind)) 1573 E = getCursorExpr(C); 1574 if (!E) 1575 return 0; 1576 1577 if (const ObjCMessageExpr *MsgE = dyn_cast<ObjCMessageExpr>(E)) { 1578 if (MsgE->getReceiverKind() != ObjCMessageExpr::Instance) 1579 return false; 1580 if (auto *RecE = dyn_cast<ObjCMessageExpr>( 1581 MsgE->getInstanceReceiver()->IgnoreParenCasts())) { 1582 if (RecE->getMethodFamily() == OMF_alloc) 1583 return false; 1584 } 1585 return true; 1586 } 1587 1588 if (auto *PropRefE = dyn_cast<ObjCPropertyRefExpr>(E)) { 1589 return !PropRefE->isSuperReceiver(); 1590 } 1591 1592 const MemberExpr *ME = nullptr; 1593 if (isa<MemberExpr>(E)) 1594 ME = cast<MemberExpr>(E); 1595 else if (const CallExpr *CE = dyn_cast<CallExpr>(E)) 1596 ME = dyn_cast_or_null<MemberExpr>(CE->getCallee()); 1597 1598 if (ME) { 1599 if (const CXXMethodDecl * 1600 MD = dyn_cast_or_null<CXXMethodDecl>(ME->getMemberDecl())) 1601 return MD->isVirtual() && 1602 ME->performsVirtualDispatch( 1603 cxcursor::getCursorContext(C).getLangOpts()); 1604 } 1605 1606 return 0; 1607 } 1608 1609 CXType clang_Cursor_getReceiverType(CXCursor C) { 1610 CXTranslationUnit TU = cxcursor::getCursorTU(C); 1611 const Expr *E = nullptr; 1612 if (clang_isExpression(C.kind)) 1613 E = getCursorExpr(C); 1614 1615 if (const ObjCMessageExpr *MsgE = dyn_cast_or_null<ObjCMessageExpr>(E)) 1616 return cxtype::MakeCXType(MsgE->getReceiverType(), TU); 1617 1618 if (auto *PropRefE = dyn_cast<ObjCPropertyRefExpr>(E)) { 1619 return cxtype::MakeCXType( 1620 PropRefE->getReceiverType(cxcursor::getCursorContext(C)), TU); 1621 } 1622 1623 const MemberExpr *ME = nullptr; 1624 if (isa<MemberExpr>(E)) 1625 ME = cast<MemberExpr>(E); 1626 else if (const CallExpr *CE = dyn_cast<CallExpr>(E)) 1627 ME = dyn_cast_or_null<MemberExpr>(CE->getCallee()); 1628 1629 if (ME) { 1630 if (dyn_cast_or_null<CXXMethodDecl>(ME->getMemberDecl())) { 1631 auto receiverTy = ME->getBase()->IgnoreImpCasts()->getType(); 1632 return cxtype::MakeCXType(receiverTy, TU); 1633 } 1634 } 1635 1636 return cxtype::MakeCXType(QualType(), TU); 1637 } 1638