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::OMPScanDirectiveClass: 642 K = CXCursor_OMPScanDirective; 643 break; 644 case Stmt::OMPOrderedDirectiveClass: 645 K = CXCursor_OMPOrderedDirective; 646 break; 647 case Stmt::OMPAtomicDirectiveClass: 648 K = CXCursor_OMPAtomicDirective; 649 break; 650 case Stmt::OMPTargetDirectiveClass: 651 K = CXCursor_OMPTargetDirective; 652 break; 653 case Stmt::OMPTargetDataDirectiveClass: 654 K = CXCursor_OMPTargetDataDirective; 655 break; 656 case Stmt::OMPTargetEnterDataDirectiveClass: 657 K = CXCursor_OMPTargetEnterDataDirective; 658 break; 659 case Stmt::OMPTargetExitDataDirectiveClass: 660 K = CXCursor_OMPTargetExitDataDirective; 661 break; 662 case Stmt::OMPTargetParallelDirectiveClass: 663 K = CXCursor_OMPTargetParallelDirective; 664 break; 665 case Stmt::OMPTargetParallelForDirectiveClass: 666 K = CXCursor_OMPTargetParallelForDirective; 667 break; 668 case Stmt::OMPTargetUpdateDirectiveClass: 669 K = CXCursor_OMPTargetUpdateDirective; 670 break; 671 case Stmt::OMPTeamsDirectiveClass: 672 K = CXCursor_OMPTeamsDirective; 673 break; 674 case Stmt::OMPCancellationPointDirectiveClass: 675 K = CXCursor_OMPCancellationPointDirective; 676 break; 677 case Stmt::OMPCancelDirectiveClass: 678 K = CXCursor_OMPCancelDirective; 679 break; 680 case Stmt::OMPTaskLoopDirectiveClass: 681 K = CXCursor_OMPTaskLoopDirective; 682 break; 683 case Stmt::OMPTaskLoopSimdDirectiveClass: 684 K = CXCursor_OMPTaskLoopSimdDirective; 685 break; 686 case Stmt::OMPMasterTaskLoopDirectiveClass: 687 K = CXCursor_OMPMasterTaskLoopDirective; 688 break; 689 case Stmt::OMPMasterTaskLoopSimdDirectiveClass: 690 K = CXCursor_OMPMasterTaskLoopSimdDirective; 691 break; 692 case Stmt::OMPParallelMasterTaskLoopDirectiveClass: 693 K = CXCursor_OMPParallelMasterTaskLoopDirective; 694 break; 695 case Stmt::OMPParallelMasterTaskLoopSimdDirectiveClass: 696 K = CXCursor_OMPParallelMasterTaskLoopSimdDirective; 697 break; 698 case Stmt::OMPDistributeDirectiveClass: 699 K = CXCursor_OMPDistributeDirective; 700 break; 701 case Stmt::OMPDistributeParallelForDirectiveClass: 702 K = CXCursor_OMPDistributeParallelForDirective; 703 break; 704 case Stmt::OMPDistributeParallelForSimdDirectiveClass: 705 K = CXCursor_OMPDistributeParallelForSimdDirective; 706 break; 707 case Stmt::OMPDistributeSimdDirectiveClass: 708 K = CXCursor_OMPDistributeSimdDirective; 709 break; 710 case Stmt::OMPTargetParallelForSimdDirectiveClass: 711 K = CXCursor_OMPTargetParallelForSimdDirective; 712 break; 713 case Stmt::OMPTargetSimdDirectiveClass: 714 K = CXCursor_OMPTargetSimdDirective; 715 break; 716 case Stmt::OMPTeamsDistributeDirectiveClass: 717 K = CXCursor_OMPTeamsDistributeDirective; 718 break; 719 case Stmt::OMPTeamsDistributeSimdDirectiveClass: 720 K = CXCursor_OMPTeamsDistributeSimdDirective; 721 break; 722 case Stmt::OMPTeamsDistributeParallelForSimdDirectiveClass: 723 K = CXCursor_OMPTeamsDistributeParallelForSimdDirective; 724 break; 725 case Stmt::OMPTeamsDistributeParallelForDirectiveClass: 726 K = CXCursor_OMPTeamsDistributeParallelForDirective; 727 break; 728 case Stmt::OMPTargetTeamsDirectiveClass: 729 K = CXCursor_OMPTargetTeamsDirective; 730 break; 731 case Stmt::OMPTargetTeamsDistributeDirectiveClass: 732 K = CXCursor_OMPTargetTeamsDistributeDirective; 733 break; 734 case Stmt::OMPTargetTeamsDistributeParallelForDirectiveClass: 735 K = CXCursor_OMPTargetTeamsDistributeParallelForDirective; 736 break; 737 case Stmt::OMPTargetTeamsDistributeParallelForSimdDirectiveClass: 738 K = CXCursor_OMPTargetTeamsDistributeParallelForSimdDirective; 739 break; 740 case Stmt::OMPTargetTeamsDistributeSimdDirectiveClass: 741 K = CXCursor_OMPTargetTeamsDistributeSimdDirective; 742 break; 743 case Stmt::BuiltinBitCastExprClass: 744 K = CXCursor_BuiltinBitCastExpr; 745 } 746 747 CXCursor C = { K, 0, { Parent, S, TU } }; 748 return C; 749 } 750 751 CXCursor cxcursor::MakeCursorObjCSuperClassRef(ObjCInterfaceDecl *Super, 752 SourceLocation Loc, 753 CXTranslationUnit TU) { 754 assert(Super && TU && "Invalid arguments!"); 755 void *RawLoc = Loc.getPtrEncoding(); 756 CXCursor C = { CXCursor_ObjCSuperClassRef, 0, { Super, RawLoc, TU } }; 757 return C; 758 } 759 760 std::pair<const ObjCInterfaceDecl *, SourceLocation> 761 cxcursor::getCursorObjCSuperClassRef(CXCursor C) { 762 assert(C.kind == CXCursor_ObjCSuperClassRef); 763 return std::make_pair(static_cast<const ObjCInterfaceDecl *>(C.data[0]), 764 SourceLocation::getFromPtrEncoding(C.data[1])); 765 } 766 767 CXCursor cxcursor::MakeCursorObjCProtocolRef(const ObjCProtocolDecl *Proto, 768 SourceLocation Loc, 769 CXTranslationUnit TU) { 770 assert(Proto && TU && "Invalid arguments!"); 771 void *RawLoc = Loc.getPtrEncoding(); 772 CXCursor C = { CXCursor_ObjCProtocolRef, 0, { Proto, RawLoc, TU } }; 773 return C; 774 } 775 776 std::pair<const ObjCProtocolDecl *, SourceLocation> 777 cxcursor::getCursorObjCProtocolRef(CXCursor C) { 778 assert(C.kind == CXCursor_ObjCProtocolRef); 779 return std::make_pair(static_cast<const ObjCProtocolDecl *>(C.data[0]), 780 SourceLocation::getFromPtrEncoding(C.data[1])); 781 } 782 783 CXCursor cxcursor::MakeCursorObjCClassRef(const ObjCInterfaceDecl *Class, 784 SourceLocation Loc, 785 CXTranslationUnit TU) { 786 // 'Class' can be null for invalid code. 787 if (!Class) 788 return MakeCXCursorInvalid(CXCursor_InvalidCode); 789 assert(TU && "Invalid arguments!"); 790 void *RawLoc = Loc.getPtrEncoding(); 791 CXCursor C = { CXCursor_ObjCClassRef, 0, { Class, RawLoc, TU } }; 792 return C; 793 } 794 795 std::pair<const ObjCInterfaceDecl *, SourceLocation> 796 cxcursor::getCursorObjCClassRef(CXCursor C) { 797 assert(C.kind == CXCursor_ObjCClassRef); 798 return std::make_pair(static_cast<const ObjCInterfaceDecl *>(C.data[0]), 799 SourceLocation::getFromPtrEncoding(C.data[1])); 800 } 801 802 CXCursor cxcursor::MakeCursorTypeRef(const TypeDecl *Type, SourceLocation Loc, 803 CXTranslationUnit TU) { 804 assert(Type && TU && "Invalid arguments!"); 805 void *RawLoc = Loc.getPtrEncoding(); 806 CXCursor C = { CXCursor_TypeRef, 0, { Type, RawLoc, TU } }; 807 return C; 808 } 809 810 std::pair<const TypeDecl *, SourceLocation> 811 cxcursor::getCursorTypeRef(CXCursor C) { 812 assert(C.kind == CXCursor_TypeRef); 813 return std::make_pair(static_cast<const TypeDecl *>(C.data[0]), 814 SourceLocation::getFromPtrEncoding(C.data[1])); 815 } 816 817 CXCursor cxcursor::MakeCursorTemplateRef(const TemplateDecl *Template, 818 SourceLocation Loc, 819 CXTranslationUnit TU) { 820 assert(Template && TU && "Invalid arguments!"); 821 void *RawLoc = Loc.getPtrEncoding(); 822 CXCursor C = { CXCursor_TemplateRef, 0, { Template, RawLoc, TU } }; 823 return C; 824 } 825 826 std::pair<const TemplateDecl *, SourceLocation> 827 cxcursor::getCursorTemplateRef(CXCursor C) { 828 assert(C.kind == CXCursor_TemplateRef); 829 return std::make_pair(static_cast<const TemplateDecl *>(C.data[0]), 830 SourceLocation::getFromPtrEncoding(C.data[1])); 831 } 832 833 CXCursor cxcursor::MakeCursorNamespaceRef(const NamedDecl *NS, 834 SourceLocation Loc, 835 CXTranslationUnit TU) { 836 837 assert(NS && (isa<NamespaceDecl>(NS) || isa<NamespaceAliasDecl>(NS)) && TU && 838 "Invalid arguments!"); 839 void *RawLoc = Loc.getPtrEncoding(); 840 CXCursor C = { CXCursor_NamespaceRef, 0, { NS, RawLoc, TU } }; 841 return C; 842 } 843 844 std::pair<const NamedDecl *, SourceLocation> 845 cxcursor::getCursorNamespaceRef(CXCursor C) { 846 assert(C.kind == CXCursor_NamespaceRef); 847 return std::make_pair(static_cast<const NamedDecl *>(C.data[0]), 848 SourceLocation::getFromPtrEncoding(C.data[1])); 849 } 850 851 CXCursor cxcursor::MakeCursorVariableRef(const VarDecl *Var, SourceLocation Loc, 852 CXTranslationUnit TU) { 853 854 assert(Var && TU && "Invalid arguments!"); 855 void *RawLoc = Loc.getPtrEncoding(); 856 CXCursor C = { CXCursor_VariableRef, 0, { Var, RawLoc, TU } }; 857 return C; 858 } 859 860 std::pair<const VarDecl *, SourceLocation> 861 cxcursor::getCursorVariableRef(CXCursor C) { 862 assert(C.kind == CXCursor_VariableRef); 863 return std::make_pair(static_cast<const VarDecl *>(C.data[0]), 864 SourceLocation::getFromPtrEncoding(C.data[1])); 865 } 866 867 CXCursor cxcursor::MakeCursorMemberRef(const FieldDecl *Field, SourceLocation Loc, 868 CXTranslationUnit TU) { 869 870 assert(Field && TU && "Invalid arguments!"); 871 void *RawLoc = Loc.getPtrEncoding(); 872 CXCursor C = { CXCursor_MemberRef, 0, { Field, RawLoc, TU } }; 873 return C; 874 } 875 876 std::pair<const FieldDecl *, SourceLocation> 877 cxcursor::getCursorMemberRef(CXCursor C) { 878 assert(C.kind == CXCursor_MemberRef); 879 return std::make_pair(static_cast<const FieldDecl *>(C.data[0]), 880 SourceLocation::getFromPtrEncoding(C.data[1])); 881 } 882 883 CXCursor cxcursor::MakeCursorCXXBaseSpecifier(const CXXBaseSpecifier *B, 884 CXTranslationUnit TU){ 885 CXCursor C = { CXCursor_CXXBaseSpecifier, 0, { B, nullptr, TU } }; 886 return C; 887 } 888 889 const CXXBaseSpecifier *cxcursor::getCursorCXXBaseSpecifier(CXCursor C) { 890 assert(C.kind == CXCursor_CXXBaseSpecifier); 891 return static_cast<const CXXBaseSpecifier*>(C.data[0]); 892 } 893 894 CXCursor cxcursor::MakePreprocessingDirectiveCursor(SourceRange Range, 895 CXTranslationUnit TU) { 896 CXCursor C = { CXCursor_PreprocessingDirective, 0, 897 { Range.getBegin().getPtrEncoding(), 898 Range.getEnd().getPtrEncoding(), 899 TU } 900 }; 901 return C; 902 } 903 904 SourceRange cxcursor::getCursorPreprocessingDirective(CXCursor C) { 905 assert(C.kind == CXCursor_PreprocessingDirective); 906 SourceRange Range(SourceLocation::getFromPtrEncoding(C.data[0]), 907 SourceLocation::getFromPtrEncoding(C.data[1])); 908 ASTUnit *TU = getCursorASTUnit(C); 909 return TU->mapRangeFromPreamble(Range); 910 } 911 912 CXCursor cxcursor::MakeMacroDefinitionCursor(const MacroDefinitionRecord *MI, 913 CXTranslationUnit TU) { 914 CXCursor C = {CXCursor_MacroDefinition, 0, {MI, nullptr, TU}}; 915 return C; 916 } 917 918 const MacroDefinitionRecord *cxcursor::getCursorMacroDefinition(CXCursor C) { 919 assert(C.kind == CXCursor_MacroDefinition); 920 return static_cast<const MacroDefinitionRecord *>(C.data[0]); 921 } 922 923 CXCursor cxcursor::MakeMacroExpansionCursor(MacroExpansion *MI, 924 CXTranslationUnit TU) { 925 CXCursor C = { CXCursor_MacroExpansion, 0, { MI, nullptr, TU } }; 926 return C; 927 } 928 929 CXCursor cxcursor::MakeMacroExpansionCursor(MacroDefinitionRecord *MI, 930 SourceLocation Loc, 931 CXTranslationUnit TU) { 932 assert(Loc.isValid()); 933 CXCursor C = {CXCursor_MacroExpansion, 0, {MI, Loc.getPtrEncoding(), TU}}; 934 return C; 935 } 936 937 const IdentifierInfo *cxcursor::MacroExpansionCursor::getName() const { 938 if (isPseudo()) 939 return getAsMacroDefinition()->getName(); 940 return getAsMacroExpansion()->getName(); 941 } 942 const MacroDefinitionRecord * 943 cxcursor::MacroExpansionCursor::getDefinition() const { 944 if (isPseudo()) 945 return getAsMacroDefinition(); 946 return getAsMacroExpansion()->getDefinition(); 947 } 948 SourceRange cxcursor::MacroExpansionCursor::getSourceRange() const { 949 if (isPseudo()) 950 return getPseudoLoc(); 951 return getAsMacroExpansion()->getSourceRange(); 952 } 953 954 CXCursor cxcursor::MakeInclusionDirectiveCursor(InclusionDirective *ID, 955 CXTranslationUnit TU) { 956 CXCursor C = { CXCursor_InclusionDirective, 0, { ID, nullptr, TU } }; 957 return C; 958 } 959 960 const InclusionDirective *cxcursor::getCursorInclusionDirective(CXCursor C) { 961 assert(C.kind == CXCursor_InclusionDirective); 962 return static_cast<const InclusionDirective *>(C.data[0]); 963 } 964 965 CXCursor cxcursor::MakeCursorLabelRef(LabelStmt *Label, SourceLocation Loc, 966 CXTranslationUnit TU) { 967 968 assert(Label && TU && "Invalid arguments!"); 969 void *RawLoc = Loc.getPtrEncoding(); 970 CXCursor C = { CXCursor_LabelRef, 0, { Label, RawLoc, TU } }; 971 return C; 972 } 973 974 std::pair<const LabelStmt *, SourceLocation> 975 cxcursor::getCursorLabelRef(CXCursor C) { 976 assert(C.kind == CXCursor_LabelRef); 977 return std::make_pair(static_cast<const LabelStmt *>(C.data[0]), 978 SourceLocation::getFromPtrEncoding(C.data[1])); 979 } 980 981 CXCursor cxcursor::MakeCursorOverloadedDeclRef(const OverloadExpr *E, 982 CXTranslationUnit TU) { 983 assert(E && TU && "Invalid arguments!"); 984 OverloadedDeclRefStorage Storage(E); 985 void *RawLoc = E->getNameLoc().getPtrEncoding(); 986 CXCursor C = { 987 CXCursor_OverloadedDeclRef, 0, 988 { Storage.getOpaqueValue(), RawLoc, TU } 989 }; 990 return C; 991 } 992 993 CXCursor cxcursor::MakeCursorOverloadedDeclRef(const Decl *D, 994 SourceLocation Loc, 995 CXTranslationUnit TU) { 996 assert(D && TU && "Invalid arguments!"); 997 void *RawLoc = Loc.getPtrEncoding(); 998 OverloadedDeclRefStorage Storage(D); 999 CXCursor C = { 1000 CXCursor_OverloadedDeclRef, 0, 1001 { Storage.getOpaqueValue(), RawLoc, TU } 1002 }; 1003 return C; 1004 } 1005 1006 CXCursor cxcursor::MakeCursorOverloadedDeclRef(TemplateName Name, 1007 SourceLocation Loc, 1008 CXTranslationUnit TU) { 1009 assert(Name.getAsOverloadedTemplate() && TU && "Invalid arguments!"); 1010 void *RawLoc = Loc.getPtrEncoding(); 1011 OverloadedDeclRefStorage Storage(Name.getAsOverloadedTemplate()); 1012 CXCursor C = { 1013 CXCursor_OverloadedDeclRef, 0, 1014 { Storage.getOpaqueValue(), RawLoc, TU } 1015 }; 1016 return C; 1017 } 1018 1019 std::pair<cxcursor::OverloadedDeclRefStorage, SourceLocation> 1020 cxcursor::getCursorOverloadedDeclRef(CXCursor C) { 1021 assert(C.kind == CXCursor_OverloadedDeclRef); 1022 return std::make_pair(OverloadedDeclRefStorage::getFromOpaqueValue( 1023 const_cast<void *>(C.data[0])), 1024 SourceLocation::getFromPtrEncoding(C.data[1])); 1025 } 1026 1027 const Decl *cxcursor::getCursorDecl(CXCursor Cursor) { 1028 return static_cast<const Decl *>(Cursor.data[0]); 1029 } 1030 1031 const Expr *cxcursor::getCursorExpr(CXCursor Cursor) { 1032 return dyn_cast_or_null<Expr>(getCursorStmt(Cursor)); 1033 } 1034 1035 const Stmt *cxcursor::getCursorStmt(CXCursor Cursor) { 1036 if (Cursor.kind == CXCursor_ObjCSuperClassRef || 1037 Cursor.kind == CXCursor_ObjCProtocolRef || 1038 Cursor.kind == CXCursor_ObjCClassRef) 1039 return nullptr; 1040 1041 return static_cast<const Stmt *>(Cursor.data[1]); 1042 } 1043 1044 const Attr *cxcursor::getCursorAttr(CXCursor Cursor) { 1045 return static_cast<const Attr *>(Cursor.data[1]); 1046 } 1047 1048 ASTContext &cxcursor::getCursorContext(CXCursor Cursor) { 1049 return getCursorASTUnit(Cursor)->getASTContext(); 1050 } 1051 1052 ASTUnit *cxcursor::getCursorASTUnit(CXCursor Cursor) { 1053 CXTranslationUnit TU = getCursorTU(Cursor); 1054 if (!TU) 1055 return nullptr; 1056 return cxtu::getASTUnit(TU); 1057 } 1058 1059 CXTranslationUnit cxcursor::getCursorTU(CXCursor Cursor) { 1060 return static_cast<CXTranslationUnit>(const_cast<void*>(Cursor.data[2])); 1061 } 1062 1063 void cxcursor::getOverriddenCursors(CXCursor cursor, 1064 SmallVectorImpl<CXCursor> &overridden) { 1065 assert(clang_isDeclaration(cursor.kind)); 1066 const NamedDecl *D = dyn_cast_or_null<NamedDecl>(getCursorDecl(cursor)); 1067 if (!D) 1068 return; 1069 1070 CXTranslationUnit TU = getCursorTU(cursor); 1071 SmallVector<const NamedDecl *, 8> OverDecls; 1072 D->getASTContext().getOverriddenMethods(D, OverDecls); 1073 1074 for (SmallVectorImpl<const NamedDecl *>::iterator 1075 I = OverDecls.begin(), E = OverDecls.end(); I != E; ++I) { 1076 overridden.push_back(MakeCXCursor(*I, TU)); 1077 } 1078 } 1079 1080 std::pair<int, SourceLocation> 1081 cxcursor::getSelectorIdentifierIndexAndLoc(CXCursor cursor) { 1082 if (cursor.kind == CXCursor_ObjCMessageExpr) { 1083 if (cursor.xdata != -1) 1084 return std::make_pair(cursor.xdata, 1085 cast<ObjCMessageExpr>(getCursorExpr(cursor)) 1086 ->getSelectorLoc(cursor.xdata)); 1087 } else if (cursor.kind == CXCursor_ObjCClassMethodDecl || 1088 cursor.kind == CXCursor_ObjCInstanceMethodDecl) { 1089 if (cursor.xdata != -1) 1090 return std::make_pair(cursor.xdata, 1091 cast<ObjCMethodDecl>(getCursorDecl(cursor)) 1092 ->getSelectorLoc(cursor.xdata)); 1093 } 1094 1095 return std::make_pair(-1, SourceLocation()); 1096 } 1097 1098 CXCursor cxcursor::getSelectorIdentifierCursor(int SelIdx, CXCursor cursor) { 1099 CXCursor newCursor = cursor; 1100 1101 if (cursor.kind == CXCursor_ObjCMessageExpr) { 1102 if (SelIdx == -1 || 1103 unsigned(SelIdx) >= cast<ObjCMessageExpr>(getCursorExpr(cursor)) 1104 ->getNumSelectorLocs()) 1105 newCursor.xdata = -1; 1106 else 1107 newCursor.xdata = SelIdx; 1108 } else if (cursor.kind == CXCursor_ObjCClassMethodDecl || 1109 cursor.kind == CXCursor_ObjCInstanceMethodDecl) { 1110 if (SelIdx == -1 || 1111 unsigned(SelIdx) >= cast<ObjCMethodDecl>(getCursorDecl(cursor)) 1112 ->getNumSelectorLocs()) 1113 newCursor.xdata = -1; 1114 else 1115 newCursor.xdata = SelIdx; 1116 } 1117 1118 return newCursor; 1119 } 1120 1121 CXCursor cxcursor::getTypeRefCursor(CXCursor cursor) { 1122 if (cursor.kind != CXCursor_CallExpr) 1123 return cursor; 1124 1125 if (cursor.xdata == 0) 1126 return cursor; 1127 1128 const Expr *E = getCursorExpr(cursor); 1129 TypeSourceInfo *Type = nullptr; 1130 if (const CXXUnresolvedConstructExpr * 1131 UnCtor = dyn_cast<CXXUnresolvedConstructExpr>(E)) { 1132 Type = UnCtor->getTypeSourceInfo(); 1133 } else if (const CXXTemporaryObjectExpr *Tmp = 1134 dyn_cast<CXXTemporaryObjectExpr>(E)){ 1135 Type = Tmp->getTypeSourceInfo(); 1136 } 1137 1138 if (!Type) 1139 return cursor; 1140 1141 CXTranslationUnit TU = getCursorTU(cursor); 1142 QualType Ty = Type->getType(); 1143 TypeLoc TL = Type->getTypeLoc(); 1144 SourceLocation Loc = TL.getBeginLoc(); 1145 1146 if (const ElaboratedType *ElabT = Ty->getAs<ElaboratedType>()) { 1147 Ty = ElabT->getNamedType(); 1148 ElaboratedTypeLoc ElabTL = TL.castAs<ElaboratedTypeLoc>(); 1149 Loc = ElabTL.getNamedTypeLoc().getBeginLoc(); 1150 } 1151 1152 if (const TypedefType *Typedef = Ty->getAs<TypedefType>()) 1153 return MakeCursorTypeRef(Typedef->getDecl(), Loc, TU); 1154 if (const TagType *Tag = Ty->getAs<TagType>()) 1155 return MakeCursorTypeRef(Tag->getDecl(), Loc, TU); 1156 if (const TemplateTypeParmType *TemplP = Ty->getAs<TemplateTypeParmType>()) 1157 return MakeCursorTypeRef(TemplP->getDecl(), Loc, TU); 1158 1159 return cursor; 1160 } 1161 1162 bool cxcursor::operator==(CXCursor X, CXCursor Y) { 1163 return X.kind == Y.kind && X.data[0] == Y.data[0] && X.data[1] == Y.data[1] && 1164 X.data[2] == Y.data[2]; 1165 } 1166 1167 // FIXME: Remove once we can model DeclGroups and their appropriate ranges 1168 // properly in the ASTs. 1169 bool cxcursor::isFirstInDeclGroup(CXCursor C) { 1170 assert(clang_isDeclaration(C.kind)); 1171 return ((uintptr_t) (C.data[1])) != 0; 1172 } 1173 1174 //===----------------------------------------------------------------------===// 1175 // libclang CXCursor APIs 1176 //===----------------------------------------------------------------------===// 1177 1178 int clang_Cursor_isNull(CXCursor cursor) { 1179 return clang_equalCursors(cursor, clang_getNullCursor()); 1180 } 1181 1182 CXTranslationUnit clang_Cursor_getTranslationUnit(CXCursor cursor) { 1183 return getCursorTU(cursor); 1184 } 1185 1186 int clang_Cursor_getNumArguments(CXCursor C) { 1187 if (clang_isDeclaration(C.kind)) { 1188 const Decl *D = cxcursor::getCursorDecl(C); 1189 if (const ObjCMethodDecl *MD = dyn_cast_or_null<ObjCMethodDecl>(D)) 1190 return MD->param_size(); 1191 if (const FunctionDecl *FD = dyn_cast_or_null<FunctionDecl>(D)) 1192 return FD->param_size(); 1193 } 1194 1195 if (clang_isExpression(C.kind)) { 1196 const Expr *E = cxcursor::getCursorExpr(C); 1197 if (const CallExpr *CE = dyn_cast<CallExpr>(E)) { 1198 return CE->getNumArgs(); 1199 } 1200 if (const CXXConstructExpr *CE = dyn_cast<CXXConstructExpr>(E)) { 1201 return CE->getNumArgs(); 1202 } 1203 } 1204 1205 return -1; 1206 } 1207 1208 CXCursor clang_Cursor_getArgument(CXCursor C, unsigned i) { 1209 if (clang_isDeclaration(C.kind)) { 1210 const Decl *D = cxcursor::getCursorDecl(C); 1211 if (const ObjCMethodDecl *MD = dyn_cast_or_null<ObjCMethodDecl>(D)) { 1212 if (i < MD->param_size()) 1213 return cxcursor::MakeCXCursor(MD->parameters()[i], 1214 cxcursor::getCursorTU(C)); 1215 } else if (const FunctionDecl *FD = dyn_cast_or_null<FunctionDecl>(D)) { 1216 if (i < FD->param_size()) 1217 return cxcursor::MakeCXCursor(FD->parameters()[i], 1218 cxcursor::getCursorTU(C)); 1219 } 1220 } 1221 1222 if (clang_isExpression(C.kind)) { 1223 const Expr *E = cxcursor::getCursorExpr(C); 1224 if (const CallExpr *CE = dyn_cast<CallExpr>(E)) { 1225 if (i < CE->getNumArgs()) { 1226 return cxcursor::MakeCXCursor(CE->getArg(i), 1227 getCursorDecl(C), 1228 cxcursor::getCursorTU(C)); 1229 } 1230 } 1231 if (const CXXConstructExpr *CE = dyn_cast<CXXConstructExpr>(E)) { 1232 if (i < CE->getNumArgs()) { 1233 return cxcursor::MakeCXCursor(CE->getArg(i), 1234 getCursorDecl(C), 1235 cxcursor::getCursorTU(C)); 1236 } 1237 } 1238 } 1239 1240 return clang_getNullCursor(); 1241 } 1242 1243 int clang_Cursor_getNumTemplateArguments(CXCursor C) { 1244 if (clang_getCursorKind(C) != CXCursor_FunctionDecl) { 1245 return -1; 1246 } 1247 1248 const FunctionDecl *FD = llvm::dyn_cast_or_null<clang::FunctionDecl>( 1249 getCursorDecl(C)); 1250 if (!FD) { 1251 return -1; 1252 } 1253 1254 const FunctionTemplateSpecializationInfo* SpecInfo = 1255 FD->getTemplateSpecializationInfo(); 1256 if (!SpecInfo) { 1257 return -1; 1258 } 1259 1260 return SpecInfo->TemplateArguments->size(); 1261 } 1262 1263 enum CXGetTemplateArgumentStatus { 1264 /** The operation completed successfully */ 1265 CXGetTemplateArgumentStatus_Success = 0, 1266 1267 /** The specified cursor did not represent a FunctionDecl. */ 1268 CXGetTemplateArgumentStatus_CursorNotFunctionDecl = -1, 1269 1270 /** The specified cursor was not castable to a FunctionDecl. */ 1271 CXGetTemplateArgumentStatus_BadFunctionDeclCast = -2, 1272 1273 /** A NULL FunctionTemplateSpecializationInfo was retrieved. */ 1274 CXGetTemplateArgumentStatus_NullTemplSpecInfo = -3, 1275 1276 /** An invalid (OOB) argument index was specified */ 1277 CXGetTemplateArgumentStatus_InvalidIndex = -4 1278 }; 1279 1280 static int clang_Cursor_getTemplateArgument( 1281 CXCursor C, unsigned I, TemplateArgument *TA) { 1282 if (clang_getCursorKind(C) != CXCursor_FunctionDecl) { 1283 return CXGetTemplateArgumentStatus_CursorNotFunctionDecl; 1284 } 1285 1286 const FunctionDecl *FD = llvm::dyn_cast_or_null<clang::FunctionDecl>( 1287 getCursorDecl(C)); 1288 if (!FD) { 1289 return CXGetTemplateArgumentStatus_BadFunctionDeclCast; 1290 } 1291 1292 const FunctionTemplateSpecializationInfo* SpecInfo = 1293 FD->getTemplateSpecializationInfo(); 1294 if (!SpecInfo) { 1295 return CXGetTemplateArgumentStatus_NullTemplSpecInfo; 1296 } 1297 1298 if (I >= SpecInfo->TemplateArguments->size()) { 1299 return CXGetTemplateArgumentStatus_InvalidIndex; 1300 } 1301 1302 *TA = SpecInfo->TemplateArguments->get(I); 1303 return 0; 1304 } 1305 1306 enum CXTemplateArgumentKind clang_Cursor_getTemplateArgumentKind(CXCursor C, 1307 unsigned I) { 1308 TemplateArgument TA; 1309 if (clang_Cursor_getTemplateArgument(C, I, &TA)) { 1310 return CXTemplateArgumentKind_Invalid; 1311 } 1312 1313 switch (TA.getKind()) { 1314 case TemplateArgument::Null: return CXTemplateArgumentKind_Null; 1315 case TemplateArgument::Type: return CXTemplateArgumentKind_Type; 1316 case TemplateArgument::Declaration: 1317 return CXTemplateArgumentKind_Declaration; 1318 case TemplateArgument::NullPtr: return CXTemplateArgumentKind_NullPtr; 1319 case TemplateArgument::Integral: return CXTemplateArgumentKind_Integral; 1320 case TemplateArgument::Template: return CXTemplateArgumentKind_Template; 1321 case TemplateArgument::TemplateExpansion: 1322 return CXTemplateArgumentKind_TemplateExpansion; 1323 case TemplateArgument::Expression: return CXTemplateArgumentKind_Expression; 1324 case TemplateArgument::Pack: return CXTemplateArgumentKind_Pack; 1325 } 1326 1327 return CXTemplateArgumentKind_Invalid; 1328 } 1329 1330 CXType clang_Cursor_getTemplateArgumentType(CXCursor C, unsigned I) { 1331 TemplateArgument TA; 1332 if (clang_Cursor_getTemplateArgument(C, I, &TA) != 1333 CXGetTemplateArgumentStatus_Success) { 1334 return cxtype::MakeCXType(QualType(), getCursorTU(C)); 1335 } 1336 1337 if (TA.getKind() != TemplateArgument::Type) { 1338 return cxtype::MakeCXType(QualType(), getCursorTU(C)); 1339 } 1340 1341 return cxtype::MakeCXType(TA.getAsType(), getCursorTU(C)); 1342 } 1343 1344 long long clang_Cursor_getTemplateArgumentValue(CXCursor C, unsigned I) { 1345 TemplateArgument TA; 1346 if (clang_Cursor_getTemplateArgument(C, I, &TA) != 1347 CXGetTemplateArgumentStatus_Success) { 1348 assert(0 && "Unable to retrieve TemplateArgument"); 1349 return 0; 1350 } 1351 1352 if (TA.getKind() != TemplateArgument::Integral) { 1353 assert(0 && "Passed template argument is not Integral"); 1354 return 0; 1355 } 1356 1357 return TA.getAsIntegral().getSExtValue(); 1358 } 1359 1360 unsigned long long clang_Cursor_getTemplateArgumentUnsignedValue(CXCursor C, 1361 unsigned I) { 1362 TemplateArgument TA; 1363 if (clang_Cursor_getTemplateArgument(C, I, &TA) != 1364 CXGetTemplateArgumentStatus_Success) { 1365 assert(0 && "Unable to retrieve TemplateArgument"); 1366 return 0; 1367 } 1368 1369 if (TA.getKind() != TemplateArgument::Integral) { 1370 assert(0 && "Passed template argument is not Integral"); 1371 return 0; 1372 } 1373 1374 return TA.getAsIntegral().getZExtValue(); 1375 } 1376 1377 //===----------------------------------------------------------------------===// 1378 // CXCursorSet. 1379 //===----------------------------------------------------------------------===// 1380 1381 typedef llvm::DenseMap<CXCursor, unsigned> CXCursorSet_Impl; 1382 1383 static inline CXCursorSet packCXCursorSet(CXCursorSet_Impl *setImpl) { 1384 return (CXCursorSet) setImpl; 1385 } 1386 static inline CXCursorSet_Impl *unpackCXCursorSet(CXCursorSet set) { 1387 return (CXCursorSet_Impl*) set; 1388 } 1389 namespace llvm { 1390 template<> struct DenseMapInfo<CXCursor> { 1391 public: 1392 static inline CXCursor getEmptyKey() { 1393 return MakeCXCursorInvalid(CXCursor_InvalidFile); 1394 } 1395 static inline CXCursor getTombstoneKey() { 1396 return MakeCXCursorInvalid(CXCursor_NoDeclFound); 1397 } 1398 static inline unsigned getHashValue(const CXCursor &cursor) { 1399 return llvm::DenseMapInfo<std::pair<const void *, const void *> > 1400 ::getHashValue(std::make_pair(cursor.data[0], cursor.data[1])); 1401 } 1402 static inline bool isEqual(const CXCursor &x, const CXCursor &y) { 1403 return x.kind == y.kind && 1404 x.data[0] == y.data[0] && 1405 x.data[1] == y.data[1]; 1406 } 1407 }; 1408 } 1409 1410 CXCursorSet clang_createCXCursorSet() { 1411 return packCXCursorSet(new CXCursorSet_Impl()); 1412 } 1413 1414 void clang_disposeCXCursorSet(CXCursorSet set) { 1415 delete unpackCXCursorSet(set); 1416 } 1417 1418 unsigned clang_CXCursorSet_contains(CXCursorSet set, CXCursor cursor) { 1419 CXCursorSet_Impl *setImpl = unpackCXCursorSet(set); 1420 if (!setImpl) 1421 return 0; 1422 return setImpl->find(cursor) != setImpl->end(); 1423 } 1424 1425 unsigned clang_CXCursorSet_insert(CXCursorSet set, CXCursor cursor) { 1426 // Do not insert invalid cursors into the set. 1427 if (cursor.kind >= CXCursor_FirstInvalid && 1428 cursor.kind <= CXCursor_LastInvalid) 1429 return 1; 1430 1431 CXCursorSet_Impl *setImpl = unpackCXCursorSet(set); 1432 if (!setImpl) 1433 return 1; 1434 unsigned &entry = (*setImpl)[cursor]; 1435 unsigned flag = entry == 0 ? 1 : 0; 1436 entry = 1; 1437 return flag; 1438 } 1439 1440 CXCompletionString clang_getCursorCompletionString(CXCursor cursor) { 1441 enum CXCursorKind kind = clang_getCursorKind(cursor); 1442 if (clang_isDeclaration(kind)) { 1443 const Decl *decl = getCursorDecl(cursor); 1444 if (const NamedDecl *namedDecl = dyn_cast_or_null<NamedDecl>(decl)) { 1445 ASTUnit *unit = getCursorASTUnit(cursor); 1446 CodeCompletionResult Result(namedDecl, CCP_Declaration); 1447 CodeCompletionString *String 1448 = Result.CreateCodeCompletionString(unit->getASTContext(), 1449 unit->getPreprocessor(), 1450 CodeCompletionContext::CCC_Other, 1451 unit->getCodeCompletionTUInfo().getAllocator(), 1452 unit->getCodeCompletionTUInfo(), 1453 true); 1454 return String; 1455 } 1456 } else if (kind == CXCursor_MacroDefinition) { 1457 const MacroDefinitionRecord *definition = getCursorMacroDefinition(cursor); 1458 const IdentifierInfo *Macro = definition->getName(); 1459 ASTUnit *unit = getCursorASTUnit(cursor); 1460 CodeCompletionResult Result( 1461 Macro, 1462 unit->getPreprocessor().getMacroDefinition(Macro).getMacroInfo()); 1463 CodeCompletionString *String = Result.CreateCodeCompletionString( 1464 unit->getASTContext(), unit->getPreprocessor(), 1465 CodeCompletionContext::CCC_Other, 1466 unit->getCodeCompletionTUInfo().getAllocator(), 1467 unit->getCodeCompletionTUInfo(), false); 1468 return String; 1469 } 1470 return nullptr; 1471 } 1472 1473 namespace { 1474 struct OverridenCursorsPool { 1475 typedef SmallVector<CXCursor, 2> CursorVec; 1476 std::vector<CursorVec*> AllCursors; 1477 std::vector<CursorVec*> AvailableCursors; 1478 1479 ~OverridenCursorsPool() { 1480 for (std::vector<CursorVec*>::iterator I = AllCursors.begin(), 1481 E = AllCursors.end(); I != E; ++I) { 1482 delete *I; 1483 } 1484 } 1485 }; 1486 } 1487 1488 void *cxcursor::createOverridenCXCursorsPool() { 1489 return new OverridenCursorsPool(); 1490 } 1491 1492 void cxcursor::disposeOverridenCXCursorsPool(void *pool) { 1493 delete static_cast<OverridenCursorsPool*>(pool); 1494 } 1495 1496 void clang_getOverriddenCursors(CXCursor cursor, 1497 CXCursor **overridden, 1498 unsigned *num_overridden) { 1499 if (overridden) 1500 *overridden = nullptr; 1501 if (num_overridden) 1502 *num_overridden = 0; 1503 1504 CXTranslationUnit TU = cxcursor::getCursorTU(cursor); 1505 1506 if (!overridden || !num_overridden || !TU) 1507 return; 1508 1509 if (!clang_isDeclaration(cursor.kind)) 1510 return; 1511 1512 OverridenCursorsPool &pool = 1513 *static_cast<OverridenCursorsPool*>(TU->OverridenCursorsPool); 1514 1515 OverridenCursorsPool::CursorVec *Vec = nullptr; 1516 1517 if (!pool.AvailableCursors.empty()) { 1518 Vec = pool.AvailableCursors.back(); 1519 pool.AvailableCursors.pop_back(); 1520 } 1521 else { 1522 Vec = new OverridenCursorsPool::CursorVec(); 1523 pool.AllCursors.push_back(Vec); 1524 } 1525 1526 // Clear out the vector, but don't free the memory contents. This 1527 // reduces malloc() traffic. 1528 Vec->clear(); 1529 1530 // Use the first entry to contain a back reference to the vector. 1531 // This is a complete hack. 1532 CXCursor backRefCursor = MakeCXCursorInvalid(CXCursor_InvalidFile, TU); 1533 backRefCursor.data[0] = Vec; 1534 assert(cxcursor::getCursorTU(backRefCursor) == TU); 1535 Vec->push_back(backRefCursor); 1536 1537 // Get the overridden cursors. 1538 cxcursor::getOverriddenCursors(cursor, *Vec); 1539 1540 // Did we get any overridden cursors? If not, return Vec to the pool 1541 // of available cursor vectors. 1542 if (Vec->size() == 1) { 1543 pool.AvailableCursors.push_back(Vec); 1544 return; 1545 } 1546 1547 // Now tell the caller about the overridden cursors. 1548 assert(Vec->size() > 1); 1549 *overridden = &((*Vec)[1]); 1550 *num_overridden = Vec->size() - 1; 1551 } 1552 1553 void clang_disposeOverriddenCursors(CXCursor *overridden) { 1554 if (!overridden) 1555 return; 1556 1557 // Use pointer arithmetic to get back the first faux entry 1558 // which has a back-reference to the TU and the vector. 1559 --overridden; 1560 OverridenCursorsPool::CursorVec *Vec = 1561 static_cast<OverridenCursorsPool::CursorVec *>( 1562 const_cast<void *>(overridden->data[0])); 1563 CXTranslationUnit TU = getCursorTU(*overridden); 1564 1565 assert(Vec && TU); 1566 1567 OverridenCursorsPool &pool = 1568 *static_cast<OverridenCursorsPool*>(TU->OverridenCursorsPool); 1569 1570 pool.AvailableCursors.push_back(Vec); 1571 } 1572 1573 int clang_Cursor_isDynamicCall(CXCursor C) { 1574 const Expr *E = nullptr; 1575 if (clang_isExpression(C.kind)) 1576 E = getCursorExpr(C); 1577 if (!E) 1578 return 0; 1579 1580 if (const ObjCMessageExpr *MsgE = dyn_cast<ObjCMessageExpr>(E)) { 1581 if (MsgE->getReceiverKind() != ObjCMessageExpr::Instance) 1582 return false; 1583 if (auto *RecE = dyn_cast<ObjCMessageExpr>( 1584 MsgE->getInstanceReceiver()->IgnoreParenCasts())) { 1585 if (RecE->getMethodFamily() == OMF_alloc) 1586 return false; 1587 } 1588 return true; 1589 } 1590 1591 if (auto *PropRefE = dyn_cast<ObjCPropertyRefExpr>(E)) { 1592 return !PropRefE->isSuperReceiver(); 1593 } 1594 1595 const MemberExpr *ME = nullptr; 1596 if (isa<MemberExpr>(E)) 1597 ME = cast<MemberExpr>(E); 1598 else if (const CallExpr *CE = dyn_cast<CallExpr>(E)) 1599 ME = dyn_cast_or_null<MemberExpr>(CE->getCallee()); 1600 1601 if (ME) { 1602 if (const CXXMethodDecl * 1603 MD = dyn_cast_or_null<CXXMethodDecl>(ME->getMemberDecl())) 1604 return MD->isVirtual() && 1605 ME->performsVirtualDispatch( 1606 cxcursor::getCursorContext(C).getLangOpts()); 1607 } 1608 1609 return 0; 1610 } 1611 1612 CXType clang_Cursor_getReceiverType(CXCursor C) { 1613 CXTranslationUnit TU = cxcursor::getCursorTU(C); 1614 const Expr *E = nullptr; 1615 if (clang_isExpression(C.kind)) 1616 E = getCursorExpr(C); 1617 1618 if (const ObjCMessageExpr *MsgE = dyn_cast_or_null<ObjCMessageExpr>(E)) 1619 return cxtype::MakeCXType(MsgE->getReceiverType(), TU); 1620 1621 if (auto *PropRefE = dyn_cast<ObjCPropertyRefExpr>(E)) { 1622 return cxtype::MakeCXType( 1623 PropRefE->getReceiverType(cxcursor::getCursorContext(C)), TU); 1624 } 1625 1626 const MemberExpr *ME = nullptr; 1627 if (isa<MemberExpr>(E)) 1628 ME = cast<MemberExpr>(E); 1629 else if (const CallExpr *CE = dyn_cast<CallExpr>(E)) 1630 ME = dyn_cast_or_null<MemberExpr>(CE->getCallee()); 1631 1632 if (ME) { 1633 if (dyn_cast_or_null<CXXMethodDecl>(ME->getMemberDecl())) { 1634 auto receiverTy = ME->getBase()->IgnoreImpCasts()->getType(); 1635 return cxtype::MakeCXType(receiverTy, TU); 1636 } 1637 } 1638 1639 return cxtype::MakeCXType(QualType(), TU); 1640 } 1641