1//===- CXCursor.cpp - Routines for manipulating CXCursors -----------------===//
2//
3// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
4// See https://llvm.org/LICENSE.txt for license information.
5// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
6//
7//===----------------------------------------------------------------------===//
8//
9// This file defines routines for manipulating CXCursors. It should be the
10// only file that has internal knowledge of the encoding of the data in
11// CXCursor.
12//
13//===----------------------------------------------------------------------===//
14
15#include "CXCursor.h"
16#include "CXString.h"
17#include "CXTranslationUnit.h"
18#include "CXType.h"
19#include "clang-c/Index.h"
20#include "clang/AST/Attr.h"
21#include "clang/AST/Decl.h"
22#include "clang/AST/DeclCXX.h"
23#include "clang/AST/DeclObjC.h"
24#include "clang/AST/DeclTemplate.h"
25#include "clang/AST/Expr.h"
26#include "clang/AST/ExprCXX.h"
27#include "clang/AST/ExprObjC.h"
28#include "clang/Frontend/ASTUnit.h"
29#include "llvm/Support/ErrorHandling.h"
30
31using namespace clang;
32using namespace cxcursor;
33
34CXCursor cxcursor::MakeCXCursorInvalid(CXCursorKind K, CXTranslationUnit TU) {
35 assert(K >= CXCursor_FirstInvalid && K <= CXCursor_LastInvalid);
36 CXCursor C = {.kind: K, .xdata: 0, .data: {nullptr, nullptr, TU}};
37 return C;
38}
39
40static CXCursorKind GetCursorKind(const Attr *A) {
41 assert(A && "Invalid arguments!");
42 switch (A->getKind()) {
43 default:
44 break;
45 case attr::IBAction:
46 return CXCursor_IBActionAttr;
47 case attr::IBOutlet:
48 return CXCursor_IBOutletAttr;
49 case attr::IBOutletCollection:
50 return CXCursor_IBOutletCollectionAttr;
51 case attr::Final:
52 return CXCursor_CXXFinalAttr;
53 case attr::Override:
54 return CXCursor_CXXOverrideAttr;
55 case attr::Annotate:
56 return CXCursor_AnnotateAttr;
57 case attr::AsmLabel:
58 return CXCursor_AsmLabelAttr;
59 case attr::Packed:
60 return CXCursor_PackedAttr;
61 case attr::Pure:
62 return CXCursor_PureAttr;
63 case attr::Const:
64 return CXCursor_ConstAttr;
65 case attr::NoDuplicate:
66 return CXCursor_NoDuplicateAttr;
67 case attr::CUDAConstant:
68 return CXCursor_CUDAConstantAttr;
69 case attr::CUDADevice:
70 return CXCursor_CUDADeviceAttr;
71 case attr::CUDAGlobal:
72 return CXCursor_CUDAGlobalAttr;
73 case attr::CUDAHost:
74 return CXCursor_CUDAHostAttr;
75 case attr::CUDAShared:
76 return CXCursor_CUDASharedAttr;
77 case attr::Visibility:
78 return CXCursor_VisibilityAttr;
79 case attr::DLLExport:
80 return CXCursor_DLLExport;
81 case attr::DLLImport:
82 return CXCursor_DLLImport;
83 case attr::NSReturnsRetained:
84 return CXCursor_NSReturnsRetained;
85 case attr::NSReturnsNotRetained:
86 return CXCursor_NSReturnsNotRetained;
87 case attr::NSReturnsAutoreleased:
88 return CXCursor_NSReturnsAutoreleased;
89 case attr::NSConsumesSelf:
90 return CXCursor_NSConsumesSelf;
91 case attr::NSConsumed:
92 return CXCursor_NSConsumed;
93 case attr::ObjCException:
94 return CXCursor_ObjCException;
95 case attr::ObjCNSObject:
96 return CXCursor_ObjCNSObject;
97 case attr::ObjCIndependentClass:
98 return CXCursor_ObjCIndependentClass;
99 case attr::ObjCPreciseLifetime:
100 return CXCursor_ObjCPreciseLifetime;
101 case attr::ObjCReturnsInnerPointer:
102 return CXCursor_ObjCReturnsInnerPointer;
103 case attr::ObjCRequiresSuper:
104 return CXCursor_ObjCRequiresSuper;
105 case attr::ObjCRootClass:
106 return CXCursor_ObjCRootClass;
107 case attr::ObjCSubclassingRestricted:
108 return CXCursor_ObjCSubclassingRestricted;
109 case attr::ObjCExplicitProtocolImpl:
110 return CXCursor_ObjCExplicitProtocolImpl;
111 case attr::ObjCDesignatedInitializer:
112 return CXCursor_ObjCDesignatedInitializer;
113 case attr::ObjCRuntimeVisible:
114 return CXCursor_ObjCRuntimeVisible;
115 case attr::ObjCBoxable:
116 return CXCursor_ObjCBoxable;
117 case attr::FlagEnum:
118 return CXCursor_FlagEnum;
119 case attr::Convergent:
120 return CXCursor_ConvergentAttr;
121 case attr::WarnUnused:
122 return CXCursor_WarnUnusedAttr;
123 case attr::WarnUnusedResult:
124 return CXCursor_WarnUnusedResultAttr;
125 case attr::Aligned:
126 return CXCursor_AlignedAttr;
127 }
128
129 return CXCursor_UnexposedAttr;
130}
131
132CXCursor cxcursor::MakeCXCursor(const Attr *A, const Decl *Parent,
133 CXTranslationUnit TU) {
134 assert(A && Parent && TU && "Invalid arguments!");
135 CXCursor C = {.kind: GetCursorKind(A), .xdata: 0, .data: {Parent, A, TU}};
136 return C;
137}
138
139CXCursor cxcursor::MakeCXCursor(const Decl *D, CXTranslationUnit TU,
140 SourceRange RegionOfInterest,
141 bool FirstInDeclGroup) {
142 assert(D && TU && "Invalid arguments!");
143
144 CXCursorKind K = getCursorKindForDecl(D);
145
146 if (K == CXCursor_ObjCClassMethodDecl ||
147 K == CXCursor_ObjCInstanceMethodDecl) {
148 int SelectorIdIndex = -1;
149 // Check if cursor points to a selector id.
150 if (RegionOfInterest.isValid() &&
151 RegionOfInterest.getBegin() == RegionOfInterest.getEnd()) {
152 SmallVector<SourceLocation, 16> SelLocs;
153 cast<ObjCMethodDecl>(Val: D)->getSelectorLocs(SelLocs);
154 SmallVectorImpl<SourceLocation>::iterator I =
155 llvm::find(Range&: SelLocs, Val: RegionOfInterest.getBegin());
156 if (I != SelLocs.end())
157 SelectorIdIndex = I - SelLocs.begin();
158 }
159 CXCursor C = {.kind: K,
160 .xdata: SelectorIdIndex,
161 .data: {D, (void *)(intptr_t)(FirstInDeclGroup ? 1 : 0), TU}};
162 return C;
163 }
164
165 CXCursor C = {.kind: K, .xdata: 0, .data: {D, (void *)(intptr_t)(FirstInDeclGroup ? 1 : 0), TU}};
166 return C;
167}
168
169CXCursor cxcursor::MakeCXCursor(const Stmt *S, const Decl *Parent,
170 CXTranslationUnit TU,
171 SourceRange RegionOfInterest) {
172 assert(S && TU && "Invalid arguments!");
173 CXCursorKind K = CXCursor_NotImplemented;
174
175 switch (S->getStmtClass()) {
176 case Stmt::NoStmtClass:
177 break;
178
179 case Stmt::CaseStmtClass:
180 K = CXCursor_CaseStmt;
181 break;
182
183 case Stmt::DefaultStmtClass:
184 K = CXCursor_DefaultStmt;
185 break;
186
187 case Stmt::IfStmtClass:
188 K = CXCursor_IfStmt;
189 break;
190
191 case Stmt::SwitchStmtClass:
192 K = CXCursor_SwitchStmt;
193 break;
194
195 case Stmt::WhileStmtClass:
196 K = CXCursor_WhileStmt;
197 break;
198
199 case Stmt::DoStmtClass:
200 K = CXCursor_DoStmt;
201 break;
202
203 case Stmt::ForStmtClass:
204 K = CXCursor_ForStmt;
205 break;
206
207 case Stmt::GotoStmtClass:
208 K = CXCursor_GotoStmt;
209 break;
210
211 case Stmt::IndirectGotoStmtClass:
212 K = CXCursor_IndirectGotoStmt;
213 break;
214
215 case Stmt::ContinueStmtClass:
216 K = CXCursor_ContinueStmt;
217 break;
218
219 case Stmt::BreakStmtClass:
220 K = CXCursor_BreakStmt;
221 break;
222
223 case Stmt::ReturnStmtClass:
224 K = CXCursor_ReturnStmt;
225 break;
226
227 case Stmt::GCCAsmStmtClass:
228 K = CXCursor_GCCAsmStmt;
229 break;
230
231 case Stmt::MSAsmStmtClass:
232 K = CXCursor_MSAsmStmt;
233 break;
234
235 case Stmt::ObjCAtTryStmtClass:
236 K = CXCursor_ObjCAtTryStmt;
237 break;
238
239 case Stmt::ObjCAtCatchStmtClass:
240 K = CXCursor_ObjCAtCatchStmt;
241 break;
242
243 case Stmt::ObjCAtFinallyStmtClass:
244 K = CXCursor_ObjCAtFinallyStmt;
245 break;
246
247 case Stmt::ObjCAtThrowStmtClass:
248 K = CXCursor_ObjCAtThrowStmt;
249 break;
250
251 case Stmt::ObjCAtSynchronizedStmtClass:
252 K = CXCursor_ObjCAtSynchronizedStmt;
253 break;
254
255 case Stmt::ObjCAutoreleasePoolStmtClass:
256 K = CXCursor_ObjCAutoreleasePoolStmt;
257 break;
258
259 case Stmt::ObjCForCollectionStmtClass:
260 K = CXCursor_ObjCForCollectionStmt;
261 break;
262
263 case Stmt::CXXCatchStmtClass:
264 K = CXCursor_CXXCatchStmt;
265 break;
266
267 case Stmt::CXXTryStmtClass:
268 K = CXCursor_CXXTryStmt;
269 break;
270
271 case Stmt::CXXForRangeStmtClass:
272 K = CXCursor_CXXForRangeStmt;
273 break;
274
275 case Stmt::SEHTryStmtClass:
276 K = CXCursor_SEHTryStmt;
277 break;
278
279 case Stmt::SEHExceptStmtClass:
280 K = CXCursor_SEHExceptStmt;
281 break;
282
283 case Stmt::SEHFinallyStmtClass:
284 K = CXCursor_SEHFinallyStmt;
285 break;
286
287 case Stmt::SEHLeaveStmtClass:
288 K = CXCursor_SEHLeaveStmt;
289 break;
290
291 case Stmt::CoroutineBodyStmtClass:
292 case Stmt::CoreturnStmtClass:
293 K = CXCursor_UnexposedStmt;
294 break;
295
296 case Stmt::ArrayTypeTraitExprClass:
297 case Stmt::AsTypeExprClass:
298 case Stmt::AtomicExprClass:
299 case Stmt::BinaryConditionalOperatorClass:
300 case Stmt::TypeTraitExprClass:
301 case Stmt::CoawaitExprClass:
302 case Stmt::DependentCoawaitExprClass:
303 case Stmt::CoyieldExprClass:
304 case Stmt::CXXBindTemporaryExprClass:
305 case Stmt::CXXDefaultArgExprClass:
306 case Stmt::CXXDefaultInitExprClass:
307 case Stmt::CXXFoldExprClass:
308 case Stmt::CXXRewrittenBinaryOperatorClass:
309 case Stmt::CXXStdInitializerListExprClass:
310 case Stmt::CXXScalarValueInitExprClass:
311 case Stmt::CXXUuidofExprClass:
312 case Stmt::ChooseExprClass:
313 case Stmt::DesignatedInitExprClass:
314 case Stmt::DesignatedInitUpdateExprClass:
315 case Stmt::ArrayInitLoopExprClass:
316 case Stmt::ArrayInitIndexExprClass:
317 case Stmt::ExprWithCleanupsClass:
318 case Stmt::ExpressionTraitExprClass:
319 case Stmt::ExtVectorElementExprClass:
320 case Stmt::ImplicitCastExprClass:
321 case Stmt::ImplicitValueInitExprClass:
322 case Stmt::NoInitExprClass:
323 case Stmt::MaterializeTemporaryExprClass:
324 case Stmt::ObjCIndirectCopyRestoreExprClass:
325 case Stmt::OffsetOfExprClass:
326 case Stmt::ParenListExprClass:
327 case Stmt::PredefinedExprClass:
328 case Stmt::ShuffleVectorExprClass:
329 case Stmt::SourceLocExprClass:
330 case Stmt::ConvertVectorExprClass:
331 case Stmt::VAArgExprClass:
332 case Stmt::ObjCArrayLiteralClass:
333 case Stmt::ObjCDictionaryLiteralClass:
334 case Stmt::ObjCBoxedExprClass:
335 case Stmt::ObjCSubscriptRefExprClass:
336 case Stmt::RecoveryExprClass:
337 case Stmt::SYCLUniqueStableNameExprClass:
338 case Stmt::EmbedExprClass:
339 case Stmt::HLSLOutArgExprClass:
340 case Stmt::OpenACCAsteriskSizeExprClass:
341 K = CXCursor_UnexposedExpr;
342 break;
343
344 case Stmt::OpaqueValueExprClass:
345 if (Expr *Src = cast<OpaqueValueExpr>(Val: S)->getSourceExpr())
346 return MakeCXCursor(S: Src, Parent, TU, RegionOfInterest);
347 K = CXCursor_UnexposedExpr;
348 break;
349
350 case Stmt::PseudoObjectExprClass:
351 return MakeCXCursor(S: cast<PseudoObjectExpr>(Val: S)->getSyntacticForm(), Parent,
352 TU, RegionOfInterest);
353
354 case Stmt::CompoundStmtClass:
355 K = CXCursor_CompoundStmt;
356 break;
357
358 case Stmt::NullStmtClass:
359 K = CXCursor_NullStmt;
360 break;
361
362 case Stmt::LabelStmtClass:
363 K = CXCursor_LabelStmt;
364 break;
365
366 case Stmt::AttributedStmtClass:
367 K = CXCursor_UnexposedStmt;
368 break;
369
370 case Stmt::DeclStmtClass:
371 K = CXCursor_DeclStmt;
372 break;
373
374 case Stmt::CapturedStmtClass:
375 K = CXCursor_UnexposedStmt;
376 break;
377
378 case Stmt::SYCLKernelCallStmtClass:
379 K = CXCursor_UnexposedStmt;
380 break;
381
382 case Stmt::IntegerLiteralClass:
383 K = CXCursor_IntegerLiteral;
384 break;
385
386 case Stmt::FixedPointLiteralClass:
387 K = CXCursor_FixedPointLiteral;
388 break;
389
390 case Stmt::FloatingLiteralClass:
391 K = CXCursor_FloatingLiteral;
392 break;
393
394 case Stmt::ImaginaryLiteralClass:
395 K = CXCursor_ImaginaryLiteral;
396 break;
397
398 case Stmt::StringLiteralClass:
399 K = CXCursor_StringLiteral;
400 break;
401
402 case Stmt::CharacterLiteralClass:
403 K = CXCursor_CharacterLiteral;
404 break;
405
406 case Stmt::ConstantExprClass:
407 return MakeCXCursor(S: cast<ConstantExpr>(Val: S)->getSubExpr(), Parent, TU,
408 RegionOfInterest);
409
410 case Stmt::ParenExprClass:
411 K = CXCursor_ParenExpr;
412 break;
413
414 case Stmt::UnaryOperatorClass:
415 K = CXCursor_UnaryOperator;
416 break;
417
418 case Stmt::UnaryExprOrTypeTraitExprClass:
419 case Stmt::CXXNoexceptExprClass:
420 K = CXCursor_UnaryExpr;
421 break;
422
423 case Stmt::MSPropertySubscriptExprClass:
424 case Stmt::ArraySubscriptExprClass:
425 K = CXCursor_ArraySubscriptExpr;
426 break;
427
428 case Stmt::MatrixSubscriptExprClass:
429 // TODO: add support for MatrixSubscriptExpr.
430 K = CXCursor_UnexposedExpr;
431 break;
432
433 case Stmt::ArraySectionExprClass:
434 K = CXCursor_ArraySectionExpr;
435 break;
436
437 case Stmt::OMPArrayShapingExprClass:
438 K = CXCursor_OMPArrayShapingExpr;
439 break;
440
441 case Stmt::OMPIteratorExprClass:
442 K = CXCursor_OMPIteratorExpr;
443 break;
444
445 case Stmt::BinaryOperatorClass:
446 K = CXCursor_BinaryOperator;
447 break;
448
449 case Stmt::CompoundAssignOperatorClass:
450 K = CXCursor_CompoundAssignOperator;
451 break;
452
453 case Stmt::ConditionalOperatorClass:
454 K = CXCursor_ConditionalOperator;
455 break;
456
457 case Stmt::CStyleCastExprClass:
458 K = CXCursor_CStyleCastExpr;
459 break;
460
461 case Stmt::CompoundLiteralExprClass:
462 K = CXCursor_CompoundLiteralExpr;
463 break;
464
465 case Stmt::InitListExprClass:
466 K = CXCursor_InitListExpr;
467 break;
468
469 case Stmt::AddrLabelExprClass:
470 K = CXCursor_AddrLabelExpr;
471 break;
472
473 case Stmt::StmtExprClass:
474 K = CXCursor_StmtExpr;
475 break;
476
477 case Stmt::GenericSelectionExprClass:
478 K = CXCursor_GenericSelectionExpr;
479 break;
480
481 case Stmt::GNUNullExprClass:
482 K = CXCursor_GNUNullExpr;
483 break;
484
485 case Stmt::CXXStaticCastExprClass:
486 K = CXCursor_CXXStaticCastExpr;
487 break;
488
489 case Stmt::CXXDynamicCastExprClass:
490 K = CXCursor_CXXDynamicCastExpr;
491 break;
492
493 case Stmt::CXXReinterpretCastExprClass:
494 K = CXCursor_CXXReinterpretCastExpr;
495 break;
496
497 case Stmt::CXXConstCastExprClass:
498 K = CXCursor_CXXConstCastExpr;
499 break;
500
501 case Stmt::CXXFunctionalCastExprClass:
502 K = CXCursor_CXXFunctionalCastExpr;
503 break;
504
505 case Stmt::CXXAddrspaceCastExprClass:
506 K = CXCursor_CXXAddrspaceCastExpr;
507 break;
508
509 case Stmt::CXXTypeidExprClass:
510 K = CXCursor_CXXTypeidExpr;
511 break;
512
513 case Stmt::CXXBoolLiteralExprClass:
514 K = CXCursor_CXXBoolLiteralExpr;
515 break;
516
517 case Stmt::CXXNullPtrLiteralExprClass:
518 K = CXCursor_CXXNullPtrLiteralExpr;
519 break;
520
521 case Stmt::CXXThisExprClass:
522 K = CXCursor_CXXThisExpr;
523 break;
524
525 case Stmt::CXXThrowExprClass:
526 K = CXCursor_CXXThrowExpr;
527 break;
528
529 case Stmt::CXXNewExprClass:
530 K = CXCursor_CXXNewExpr;
531 break;
532
533 case Stmt::CXXDeleteExprClass:
534 K = CXCursor_CXXDeleteExpr;
535 break;
536
537 case Stmt::ObjCStringLiteralClass:
538 K = CXCursor_ObjCStringLiteral;
539 break;
540
541 case Stmt::ObjCEncodeExprClass:
542 K = CXCursor_ObjCEncodeExpr;
543 break;
544
545 case Stmt::ObjCSelectorExprClass:
546 K = CXCursor_ObjCSelectorExpr;
547 break;
548
549 case Stmt::ObjCProtocolExprClass:
550 K = CXCursor_ObjCProtocolExpr;
551 break;
552
553 case Stmt::ObjCBoolLiteralExprClass:
554 K = CXCursor_ObjCBoolLiteralExpr;
555 break;
556
557 case Stmt::ObjCAvailabilityCheckExprClass:
558 K = CXCursor_ObjCAvailabilityCheckExpr;
559 break;
560
561 case Stmt::ObjCBridgedCastExprClass:
562 K = CXCursor_ObjCBridgedCastExpr;
563 break;
564
565 case Stmt::BlockExprClass:
566 K = CXCursor_BlockExpr;
567 break;
568
569 case Stmt::PackExpansionExprClass:
570 K = CXCursor_PackExpansionExpr;
571 break;
572
573 case Stmt::SizeOfPackExprClass:
574 K = CXCursor_SizeOfPackExpr;
575 break;
576
577 case Stmt::PackIndexingExprClass:
578 K = CXCursor_PackIndexingExpr;
579 break;
580
581 case Stmt::DeclRefExprClass:
582 if (const ImplicitParamDecl *IPD = dyn_cast_or_null<ImplicitParamDecl>(
583 Val: cast<DeclRefExpr>(Val: S)->getDecl())) {
584 if (const ObjCMethodDecl *MD =
585 dyn_cast<ObjCMethodDecl>(Val: IPD->getDeclContext())) {
586 if (MD->getSelfDecl() == IPD) {
587 K = CXCursor_ObjCSelfExpr;
588 break;
589 }
590 }
591 }
592
593 K = CXCursor_DeclRefExpr;
594 break;
595
596 case Stmt::DependentScopeDeclRefExprClass:
597 case Stmt::SubstNonTypeTemplateParmExprClass:
598 case Stmt::SubstNonTypeTemplateParmPackExprClass:
599 case Stmt::FunctionParmPackExprClass:
600 case Stmt::UnresolvedLookupExprClass:
601 K = CXCursor_DeclRefExpr;
602 break;
603
604 case Stmt::CXXDependentScopeMemberExprClass:
605 case Stmt::CXXPseudoDestructorExprClass:
606 case Stmt::MemberExprClass:
607 case Stmt::MSPropertyRefExprClass:
608 case Stmt::ObjCIsaExprClass:
609 case Stmt::ObjCIvarRefExprClass:
610 case Stmt::ObjCPropertyRefExprClass:
611 case Stmt::UnresolvedMemberExprClass:
612 K = CXCursor_MemberRefExpr;
613 break;
614
615 case Stmt::CallExprClass:
616 case Stmt::CXXOperatorCallExprClass:
617 case Stmt::CXXMemberCallExprClass:
618 case Stmt::CUDAKernelCallExprClass:
619 case Stmt::CXXConstructExprClass:
620 case Stmt::CXXInheritedCtorInitExprClass:
621 case Stmt::CXXTemporaryObjectExprClass:
622 case Stmt::CXXUnresolvedConstructExprClass:
623 case Stmt::UserDefinedLiteralClass:
624 K = CXCursor_CallExpr;
625 break;
626
627 case Stmt::LambdaExprClass:
628 K = CXCursor_LambdaExpr;
629 break;
630
631 case Stmt::ObjCMessageExprClass: {
632 K = CXCursor_ObjCMessageExpr;
633 int SelectorIdIndex = -1;
634 // Check if cursor points to a selector id.
635 if (RegionOfInterest.isValid() &&
636 RegionOfInterest.getBegin() == RegionOfInterest.getEnd()) {
637 SmallVector<SourceLocation, 16> SelLocs;
638 cast<ObjCMessageExpr>(Val: S)->getSelectorLocs(SelLocs);
639 SmallVectorImpl<SourceLocation>::iterator I =
640 llvm::find(Range&: SelLocs, Val: RegionOfInterest.getBegin());
641 if (I != SelLocs.end())
642 SelectorIdIndex = I - SelLocs.begin();
643 }
644 CXCursor C = {.kind: K, .xdata: 0, .data: {Parent, S, TU}};
645 return getSelectorIdentifierCursor(SelIdx: SelectorIdIndex, cursor: C);
646 }
647
648 case Stmt::ConceptSpecializationExprClass:
649 K = CXCursor_ConceptSpecializationExpr;
650 break;
651
652 case Stmt::RequiresExprClass:
653 K = CXCursor_RequiresExpr;
654 break;
655
656 case Stmt::CXXParenListInitExprClass:
657 K = CXCursor_CXXParenListInitExpr;
658 break;
659
660 case Stmt::MSDependentExistsStmtClass:
661 K = CXCursor_UnexposedStmt;
662 break;
663 case Stmt::OMPCanonicalLoopClass:
664 K = CXCursor_OMPCanonicalLoop;
665 break;
666 case Stmt::OMPMetaDirectiveClass:
667 K = CXCursor_OMPMetaDirective;
668 break;
669 case Stmt::OMPParallelDirectiveClass:
670 K = CXCursor_OMPParallelDirective;
671 break;
672 case Stmt::OMPSimdDirectiveClass:
673 K = CXCursor_OMPSimdDirective;
674 break;
675 case Stmt::OMPTileDirectiveClass:
676 K = CXCursor_OMPTileDirective;
677 break;
678 case Stmt::OMPStripeDirectiveClass:
679 K = CXCursor_OMPStripeDirective;
680 break;
681 case Stmt::OMPUnrollDirectiveClass:
682 K = CXCursor_OMPUnrollDirective;
683 break;
684 case Stmt::OMPReverseDirectiveClass:
685 K = CXCursor_OMPReverseDirective;
686 break;
687 case Stmt::OMPInterchangeDirectiveClass:
688 K = CXCursor_OMPInterchangeDirective;
689 break;
690 case Stmt::OMPForDirectiveClass:
691 K = CXCursor_OMPForDirective;
692 break;
693 case Stmt::OMPForSimdDirectiveClass:
694 K = CXCursor_OMPForSimdDirective;
695 break;
696 case Stmt::OMPSectionsDirectiveClass:
697 K = CXCursor_OMPSectionsDirective;
698 break;
699 case Stmt::OMPSectionDirectiveClass:
700 K = CXCursor_OMPSectionDirective;
701 break;
702 case Stmt::OMPScopeDirectiveClass:
703 K = CXCursor_OMPScopeDirective;
704 break;
705 case Stmt::OMPSingleDirectiveClass:
706 K = CXCursor_OMPSingleDirective;
707 break;
708 case Stmt::OMPMasterDirectiveClass:
709 K = CXCursor_OMPMasterDirective;
710 break;
711 case Stmt::OMPCriticalDirectiveClass:
712 K = CXCursor_OMPCriticalDirective;
713 break;
714 case Stmt::OMPParallelForDirectiveClass:
715 K = CXCursor_OMPParallelForDirective;
716 break;
717 case Stmt::OMPParallelForSimdDirectiveClass:
718 K = CXCursor_OMPParallelForSimdDirective;
719 break;
720 case Stmt::OMPParallelMasterDirectiveClass:
721 K = CXCursor_OMPParallelMasterDirective;
722 break;
723 case Stmt::OMPParallelMaskedDirectiveClass:
724 K = CXCursor_OMPParallelMaskedDirective;
725 break;
726 case Stmt::OMPParallelSectionsDirectiveClass:
727 K = CXCursor_OMPParallelSectionsDirective;
728 break;
729 case Stmt::OMPTaskDirectiveClass:
730 K = CXCursor_OMPTaskDirective;
731 break;
732 case Stmt::OMPTaskyieldDirectiveClass:
733 K = CXCursor_OMPTaskyieldDirective;
734 break;
735 case Stmt::OMPBarrierDirectiveClass:
736 K = CXCursor_OMPBarrierDirective;
737 break;
738 case Stmt::OMPTaskwaitDirectiveClass:
739 K = CXCursor_OMPTaskwaitDirective;
740 break;
741 case Stmt::OMPErrorDirectiveClass:
742 K = CXCursor_OMPErrorDirective;
743 break;
744 case Stmt::OMPTaskgroupDirectiveClass:
745 K = CXCursor_OMPTaskgroupDirective;
746 break;
747 case Stmt::OMPFlushDirectiveClass:
748 K = CXCursor_OMPFlushDirective;
749 break;
750 case Stmt::OMPDepobjDirectiveClass:
751 K = CXCursor_OMPDepobjDirective;
752 break;
753 case Stmt::OMPScanDirectiveClass:
754 K = CXCursor_OMPScanDirective;
755 break;
756 case Stmt::OMPOrderedDirectiveClass:
757 K = CXCursor_OMPOrderedDirective;
758 break;
759 case Stmt::OMPAtomicDirectiveClass:
760 K = CXCursor_OMPAtomicDirective;
761 break;
762 case Stmt::OMPTargetDirectiveClass:
763 K = CXCursor_OMPTargetDirective;
764 break;
765 case Stmt::OMPTargetDataDirectiveClass:
766 K = CXCursor_OMPTargetDataDirective;
767 break;
768 case Stmt::OMPTargetEnterDataDirectiveClass:
769 K = CXCursor_OMPTargetEnterDataDirective;
770 break;
771 case Stmt::OMPTargetExitDataDirectiveClass:
772 K = CXCursor_OMPTargetExitDataDirective;
773 break;
774 case Stmt::OMPTargetParallelDirectiveClass:
775 K = CXCursor_OMPTargetParallelDirective;
776 break;
777 case Stmt::OMPTargetParallelForDirectiveClass:
778 K = CXCursor_OMPTargetParallelForDirective;
779 break;
780 case Stmt::OMPTargetUpdateDirectiveClass:
781 K = CXCursor_OMPTargetUpdateDirective;
782 break;
783 case Stmt::OMPTeamsDirectiveClass:
784 K = CXCursor_OMPTeamsDirective;
785 break;
786 case Stmt::OMPCancellationPointDirectiveClass:
787 K = CXCursor_OMPCancellationPointDirective;
788 break;
789 case Stmt::OMPCancelDirectiveClass:
790 K = CXCursor_OMPCancelDirective;
791 break;
792 case Stmt::OMPTaskLoopDirectiveClass:
793 K = CXCursor_OMPTaskLoopDirective;
794 break;
795 case Stmt::OMPTaskLoopSimdDirectiveClass:
796 K = CXCursor_OMPTaskLoopSimdDirective;
797 break;
798 case Stmt::OMPMasterTaskLoopDirectiveClass:
799 K = CXCursor_OMPMasterTaskLoopDirective;
800 break;
801 case Stmt::OMPMaskedTaskLoopDirectiveClass:
802 K = CXCursor_OMPMaskedTaskLoopDirective;
803 break;
804 case Stmt::OMPMasterTaskLoopSimdDirectiveClass:
805 K = CXCursor_OMPMasterTaskLoopSimdDirective;
806 break;
807 case Stmt::OMPMaskedTaskLoopSimdDirectiveClass:
808 K = CXCursor_OMPMaskedTaskLoopSimdDirective;
809 break;
810 case Stmt::OMPParallelMasterTaskLoopDirectiveClass:
811 K = CXCursor_OMPParallelMasterTaskLoopDirective;
812 break;
813 case Stmt::OMPParallelMaskedTaskLoopDirectiveClass:
814 K = CXCursor_OMPParallelMaskedTaskLoopDirective;
815 break;
816 case Stmt::OMPParallelMasterTaskLoopSimdDirectiveClass:
817 K = CXCursor_OMPParallelMasterTaskLoopSimdDirective;
818 break;
819 case Stmt::OMPParallelMaskedTaskLoopSimdDirectiveClass:
820 K = CXCursor_OMPParallelMaskedTaskLoopSimdDirective;
821 break;
822 case Stmt::OMPDistributeDirectiveClass:
823 K = CXCursor_OMPDistributeDirective;
824 break;
825 case Stmt::OMPDistributeParallelForDirectiveClass:
826 K = CXCursor_OMPDistributeParallelForDirective;
827 break;
828 case Stmt::OMPDistributeParallelForSimdDirectiveClass:
829 K = CXCursor_OMPDistributeParallelForSimdDirective;
830 break;
831 case Stmt::OMPDistributeSimdDirectiveClass:
832 K = CXCursor_OMPDistributeSimdDirective;
833 break;
834 case Stmt::OMPTargetParallelForSimdDirectiveClass:
835 K = CXCursor_OMPTargetParallelForSimdDirective;
836 break;
837 case Stmt::OMPTargetSimdDirectiveClass:
838 K = CXCursor_OMPTargetSimdDirective;
839 break;
840 case Stmt::OMPTeamsDistributeDirectiveClass:
841 K = CXCursor_OMPTeamsDistributeDirective;
842 break;
843 case Stmt::OMPTeamsDistributeSimdDirectiveClass:
844 K = CXCursor_OMPTeamsDistributeSimdDirective;
845 break;
846 case Stmt::OMPTeamsDistributeParallelForSimdDirectiveClass:
847 K = CXCursor_OMPTeamsDistributeParallelForSimdDirective;
848 break;
849 case Stmt::OMPTeamsDistributeParallelForDirectiveClass:
850 K = CXCursor_OMPTeamsDistributeParallelForDirective;
851 break;
852 case Stmt::OMPTargetTeamsDirectiveClass:
853 K = CXCursor_OMPTargetTeamsDirective;
854 break;
855 case Stmt::OMPTargetTeamsDistributeDirectiveClass:
856 K = CXCursor_OMPTargetTeamsDistributeDirective;
857 break;
858 case Stmt::OMPTargetTeamsDistributeParallelForDirectiveClass:
859 K = CXCursor_OMPTargetTeamsDistributeParallelForDirective;
860 break;
861 case Stmt::OMPTargetTeamsDistributeParallelForSimdDirectiveClass:
862 K = CXCursor_OMPTargetTeamsDistributeParallelForSimdDirective;
863 break;
864 case Stmt::OMPTargetTeamsDistributeSimdDirectiveClass:
865 K = CXCursor_OMPTargetTeamsDistributeSimdDirective;
866 break;
867 case Stmt::OMPInteropDirectiveClass:
868 K = CXCursor_OMPInteropDirective;
869 break;
870 case Stmt::OMPDispatchDirectiveClass:
871 K = CXCursor_OMPDispatchDirective;
872 break;
873 case Stmt::OMPMaskedDirectiveClass:
874 K = CXCursor_OMPMaskedDirective;
875 break;
876 case Stmt::OMPGenericLoopDirectiveClass:
877 K = CXCursor_OMPGenericLoopDirective;
878 break;
879 case Stmt::OMPTeamsGenericLoopDirectiveClass:
880 K = CXCursor_OMPTeamsGenericLoopDirective;
881 break;
882 case Stmt::OMPTargetTeamsGenericLoopDirectiveClass:
883 K = CXCursor_OMPTargetTeamsGenericLoopDirective;
884 break;
885 case Stmt::OMPParallelGenericLoopDirectiveClass:
886 K = CXCursor_OMPParallelGenericLoopDirective;
887 break;
888 case Stmt::OpenACCComputeConstructClass:
889 K = CXCursor_OpenACCComputeConstruct;
890 break;
891 case Stmt::OpenACCLoopConstructClass:
892 K = CXCursor_OpenACCLoopConstruct;
893 break;
894 case Stmt::OpenACCCombinedConstructClass:
895 K = CXCursor_OpenACCCombinedConstruct;
896 break;
897 case Stmt::OpenACCDataConstructClass:
898 K = CXCursor_OpenACCDataConstruct;
899 break;
900 case Stmt::OpenACCEnterDataConstructClass:
901 K = CXCursor_OpenACCEnterDataConstruct;
902 break;
903 case Stmt::OpenACCExitDataConstructClass:
904 K = CXCursor_OpenACCExitDataConstruct;
905 break;
906 case Stmt::OpenACCHostDataConstructClass:
907 K = CXCursor_OpenACCHostDataConstruct;
908 break;
909 case Stmt::OpenACCWaitConstructClass:
910 K = CXCursor_OpenACCWaitConstruct;
911 break;
912 case Stmt::OpenACCCacheConstructClass:
913 K = CXCursor_OpenACCCacheConstruct;
914 break;
915 case Stmt::OpenACCInitConstructClass:
916 K = CXCursor_OpenACCInitConstruct;
917 break;
918 case Stmt::OpenACCShutdownConstructClass:
919 K = CXCursor_OpenACCShutdownConstruct;
920 break;
921 case Stmt::OpenACCSetConstructClass:
922 K = CXCursor_OpenACCSetConstruct;
923 break;
924 case Stmt::OpenACCUpdateConstructClass:
925 K = CXCursor_OpenACCUpdateConstruct;
926 break;
927 case Stmt::OpenACCAtomicConstructClass:
928 K = CXCursor_OpenACCAtomicConstruct;
929 break;
930 case Stmt::OMPTargetParallelGenericLoopDirectiveClass:
931 K = CXCursor_OMPTargetParallelGenericLoopDirective;
932 break;
933 case Stmt::BuiltinBitCastExprClass:
934 K = CXCursor_BuiltinBitCastExpr;
935 break;
936 case Stmt::OMPAssumeDirectiveClass:
937 K = CXCursor_OMPAssumeDirective;
938 break;
939 }
940
941 CXCursor C = {.kind: K, .xdata: 0, .data: {Parent, S, TU}};
942 return C;
943}
944
945CXCursor cxcursor::MakeCursorObjCSuperClassRef(ObjCInterfaceDecl *Super,
946 SourceLocation Loc,
947 CXTranslationUnit TU) {
948 assert(Super && TU && "Invalid arguments!");
949 void *RawLoc = Loc.getPtrEncoding();
950 CXCursor C = {.kind: CXCursor_ObjCSuperClassRef, .xdata: 0, .data: {Super, RawLoc, TU}};
951 return C;
952}
953
954std::pair<const ObjCInterfaceDecl *, SourceLocation>
955cxcursor::getCursorObjCSuperClassRef(CXCursor C) {
956 assert(C.kind == CXCursor_ObjCSuperClassRef);
957 return std::make_pair(x: static_cast<const ObjCInterfaceDecl *>(C.data[0]),
958 y: SourceLocation::getFromPtrEncoding(Encoding: C.data[1]));
959}
960
961CXCursor cxcursor::MakeCursorObjCProtocolRef(const ObjCProtocolDecl *Proto,
962 SourceLocation Loc,
963 CXTranslationUnit TU) {
964 assert(Proto && TU && "Invalid arguments!");
965 void *RawLoc = Loc.getPtrEncoding();
966 CXCursor C = {.kind: CXCursor_ObjCProtocolRef, .xdata: 0, .data: {Proto, RawLoc, TU}};
967 return C;
968}
969
970std::pair<const ObjCProtocolDecl *, SourceLocation>
971cxcursor::getCursorObjCProtocolRef(CXCursor C) {
972 assert(C.kind == CXCursor_ObjCProtocolRef);
973 return std::make_pair(x: static_cast<const ObjCProtocolDecl *>(C.data[0]),
974 y: SourceLocation::getFromPtrEncoding(Encoding: C.data[1]));
975}
976
977CXCursor cxcursor::MakeCursorObjCClassRef(const ObjCInterfaceDecl *Class,
978 SourceLocation Loc,
979 CXTranslationUnit TU) {
980 // 'Class' can be null for invalid code.
981 if (!Class)
982 return MakeCXCursorInvalid(K: CXCursor_InvalidCode);
983 assert(TU && "Invalid arguments!");
984 void *RawLoc = Loc.getPtrEncoding();
985 CXCursor C = {.kind: CXCursor_ObjCClassRef, .xdata: 0, .data: {Class, RawLoc, TU}};
986 return C;
987}
988
989std::pair<const ObjCInterfaceDecl *, SourceLocation>
990cxcursor::getCursorObjCClassRef(CXCursor C) {
991 assert(C.kind == CXCursor_ObjCClassRef);
992 return std::make_pair(x: static_cast<const ObjCInterfaceDecl *>(C.data[0]),
993 y: SourceLocation::getFromPtrEncoding(Encoding: C.data[1]));
994}
995
996CXCursor cxcursor::MakeCursorTypeRef(const TypeDecl *Type, SourceLocation Loc,
997 CXTranslationUnit TU) {
998 assert(Type && TU && "Invalid arguments!");
999 void *RawLoc = Loc.getPtrEncoding();
1000 CXCursor C = {.kind: CXCursor_TypeRef, .xdata: 0, .data: {Type, RawLoc, TU}};
1001 return C;
1002}
1003
1004std::pair<const TypeDecl *, SourceLocation>
1005cxcursor::getCursorTypeRef(CXCursor C) {
1006 assert(C.kind == CXCursor_TypeRef);
1007 return std::make_pair(x: static_cast<const TypeDecl *>(C.data[0]),
1008 y: SourceLocation::getFromPtrEncoding(Encoding: C.data[1]));
1009}
1010
1011CXCursor cxcursor::MakeCursorTemplateRef(const TemplateDecl *Template,
1012 SourceLocation Loc,
1013 CXTranslationUnit TU) {
1014 assert(Template && TU && "Invalid arguments!");
1015 void *RawLoc = Loc.getPtrEncoding();
1016 CXCursor C = {.kind: CXCursor_TemplateRef, .xdata: 0, .data: {Template, RawLoc, TU}};
1017 return C;
1018}
1019
1020std::pair<const TemplateDecl *, SourceLocation>
1021cxcursor::getCursorTemplateRef(CXCursor C) {
1022 assert(C.kind == CXCursor_TemplateRef);
1023 return std::make_pair(x: static_cast<const TemplateDecl *>(C.data[0]),
1024 y: SourceLocation::getFromPtrEncoding(Encoding: C.data[1]));
1025}
1026
1027CXCursor cxcursor::MakeCursorNamespaceRef(const NamedDecl *NS,
1028 SourceLocation Loc,
1029 CXTranslationUnit TU) {
1030
1031 assert(NS && (isa<NamespaceDecl>(NS) || isa<NamespaceAliasDecl>(NS)) && TU &&
1032 "Invalid arguments!");
1033 void *RawLoc = Loc.getPtrEncoding();
1034 CXCursor C = {.kind: CXCursor_NamespaceRef, .xdata: 0, .data: {NS, RawLoc, TU}};
1035 return C;
1036}
1037
1038std::pair<const NamedDecl *, SourceLocation>
1039cxcursor::getCursorNamespaceRef(CXCursor C) {
1040 assert(C.kind == CXCursor_NamespaceRef);
1041 return std::make_pair(x: static_cast<const NamedDecl *>(C.data[0]),
1042 y: SourceLocation::getFromPtrEncoding(Encoding: C.data[1]));
1043}
1044
1045CXCursor cxcursor::MakeCursorVariableRef(const VarDecl *Var, SourceLocation Loc,
1046 CXTranslationUnit TU) {
1047
1048 assert(Var && TU && "Invalid arguments!");
1049 void *RawLoc = Loc.getPtrEncoding();
1050 CXCursor C = {.kind: CXCursor_VariableRef, .xdata: 0, .data: {Var, RawLoc, TU}};
1051 return C;
1052}
1053
1054std::pair<const VarDecl *, SourceLocation>
1055cxcursor::getCursorVariableRef(CXCursor C) {
1056 assert(C.kind == CXCursor_VariableRef);
1057 return std::make_pair(x: static_cast<const VarDecl *>(C.data[0]),
1058 y: SourceLocation::getFromPtrEncoding(Encoding: C.data[1]));
1059}
1060
1061CXCursor cxcursor::MakeCursorMemberRef(const FieldDecl *Field,
1062 SourceLocation Loc,
1063 CXTranslationUnit TU) {
1064
1065 assert(Field && TU && "Invalid arguments!");
1066 void *RawLoc = Loc.getPtrEncoding();
1067 CXCursor C = {.kind: CXCursor_MemberRef, .xdata: 0, .data: {Field, RawLoc, TU}};
1068 return C;
1069}
1070
1071std::pair<const FieldDecl *, SourceLocation>
1072cxcursor::getCursorMemberRef(CXCursor C) {
1073 assert(C.kind == CXCursor_MemberRef);
1074 return std::make_pair(x: static_cast<const FieldDecl *>(C.data[0]),
1075 y: SourceLocation::getFromPtrEncoding(Encoding: C.data[1]));
1076}
1077
1078CXCursor cxcursor::MakeCursorCXXBaseSpecifier(const CXXBaseSpecifier *B,
1079 CXTranslationUnit TU) {
1080 CXCursor C = {.kind: CXCursor_CXXBaseSpecifier, .xdata: 0, .data: {B, nullptr, TU}};
1081 return C;
1082}
1083
1084const CXXBaseSpecifier *cxcursor::getCursorCXXBaseSpecifier(CXCursor C) {
1085 assert(C.kind == CXCursor_CXXBaseSpecifier);
1086 return static_cast<const CXXBaseSpecifier *>(C.data[0]);
1087}
1088
1089CXCursor cxcursor::MakePreprocessingDirectiveCursor(SourceRange Range,
1090 CXTranslationUnit TU) {
1091 CXCursor C = {
1092 .kind: CXCursor_PreprocessingDirective,
1093 .xdata: 0,
1094 .data: {Range.getBegin().getPtrEncoding(), Range.getEnd().getPtrEncoding(), TU}};
1095 return C;
1096}
1097
1098SourceRange cxcursor::getCursorPreprocessingDirective(CXCursor C) {
1099 assert(C.kind == CXCursor_PreprocessingDirective);
1100 SourceRange Range(SourceLocation::getFromPtrEncoding(Encoding: C.data[0]),
1101 SourceLocation::getFromPtrEncoding(Encoding: C.data[1]));
1102 ASTUnit *TU = getCursorASTUnit(Cursor: C);
1103 return TU->mapRangeFromPreamble(R: Range);
1104}
1105
1106CXCursor cxcursor::MakeMacroDefinitionCursor(const MacroDefinitionRecord *MI,
1107 CXTranslationUnit TU) {
1108 CXCursor C = {.kind: CXCursor_MacroDefinition, .xdata: 0, .data: {MI, nullptr, TU}};
1109 return C;
1110}
1111
1112const MacroDefinitionRecord *cxcursor::getCursorMacroDefinition(CXCursor C) {
1113 assert(C.kind == CXCursor_MacroDefinition);
1114 return static_cast<const MacroDefinitionRecord *>(C.data[0]);
1115}
1116
1117CXCursor cxcursor::MakeMacroExpansionCursor(MacroExpansion *MI,
1118 CXTranslationUnit TU) {
1119 CXCursor C = {.kind: CXCursor_MacroExpansion, .xdata: 0, .data: {MI, nullptr, TU}};
1120 return C;
1121}
1122
1123CXCursor cxcursor::MakeMacroExpansionCursor(MacroDefinitionRecord *MI,
1124 SourceLocation Loc,
1125 CXTranslationUnit TU) {
1126 assert(Loc.isValid());
1127 CXCursor C = {.kind: CXCursor_MacroExpansion, .xdata: 0, .data: {MI, Loc.getPtrEncoding(), TU}};
1128 return C;
1129}
1130
1131const IdentifierInfo *cxcursor::MacroExpansionCursor::getName() const {
1132 if (isPseudo())
1133 return getAsMacroDefinition()->getName();
1134 return getAsMacroExpansion()->getName();
1135}
1136const MacroDefinitionRecord *
1137cxcursor::MacroExpansionCursor::getDefinition() const {
1138 if (isPseudo())
1139 return getAsMacroDefinition();
1140 return getAsMacroExpansion()->getDefinition();
1141}
1142SourceRange cxcursor::MacroExpansionCursor::getSourceRange() const {
1143 if (isPseudo())
1144 return getPseudoLoc();
1145 return getAsMacroExpansion()->getSourceRange();
1146}
1147
1148CXCursor cxcursor::MakeInclusionDirectiveCursor(InclusionDirective *ID,
1149 CXTranslationUnit TU) {
1150 CXCursor C = {.kind: CXCursor_InclusionDirective, .xdata: 0, .data: {ID, nullptr, TU}};
1151 return C;
1152}
1153
1154const InclusionDirective *cxcursor::getCursorInclusionDirective(CXCursor C) {
1155 assert(C.kind == CXCursor_InclusionDirective);
1156 return static_cast<const InclusionDirective *>(C.data[0]);
1157}
1158
1159CXCursor cxcursor::MakeCursorLabelRef(LabelStmt *Label, SourceLocation Loc,
1160 CXTranslationUnit TU) {
1161
1162 assert(Label && TU && "Invalid arguments!");
1163 void *RawLoc = Loc.getPtrEncoding();
1164 CXCursor C = {.kind: CXCursor_LabelRef, .xdata: 0, .data: {Label, RawLoc, TU}};
1165 return C;
1166}
1167
1168std::pair<const LabelStmt *, SourceLocation>
1169cxcursor::getCursorLabelRef(CXCursor C) {
1170 assert(C.kind == CXCursor_LabelRef);
1171 return std::make_pair(x: static_cast<const LabelStmt *>(C.data[0]),
1172 y: SourceLocation::getFromPtrEncoding(Encoding: C.data[1]));
1173}
1174
1175CXCursor cxcursor::MakeCursorOverloadedDeclRef(const OverloadExpr *E,
1176 CXTranslationUnit TU) {
1177 assert(E && TU && "Invalid arguments!");
1178 OverloadedDeclRefStorage Storage(E);
1179 void *RawLoc = E->getNameLoc().getPtrEncoding();
1180 CXCursor C = {
1181 .kind: CXCursor_OverloadedDeclRef, .xdata: 0, .data: {Storage.getOpaqueValue(), RawLoc, TU}};
1182 return C;
1183}
1184
1185CXCursor cxcursor::MakeCursorOverloadedDeclRef(const Decl *D,
1186 SourceLocation Loc,
1187 CXTranslationUnit TU) {
1188 assert(D && TU && "Invalid arguments!");
1189 void *RawLoc = Loc.getPtrEncoding();
1190 OverloadedDeclRefStorage Storage(D);
1191 CXCursor C = {
1192 .kind: CXCursor_OverloadedDeclRef, .xdata: 0, .data: {Storage.getOpaqueValue(), RawLoc, TU}};
1193 return C;
1194}
1195
1196CXCursor cxcursor::MakeCursorOverloadedDeclRef(TemplateName Name,
1197 SourceLocation Loc,
1198 CXTranslationUnit TU) {
1199 assert(Name.getAsOverloadedTemplate() && TU && "Invalid arguments!");
1200 void *RawLoc = Loc.getPtrEncoding();
1201 OverloadedDeclRefStorage Storage(Name.getAsOverloadedTemplate());
1202 CXCursor C = {
1203 .kind: CXCursor_OverloadedDeclRef, .xdata: 0, .data: {Storage.getOpaqueValue(), RawLoc, TU}};
1204 return C;
1205}
1206
1207std::pair<cxcursor::OverloadedDeclRefStorage, SourceLocation>
1208cxcursor::getCursorOverloadedDeclRef(CXCursor C) {
1209 assert(C.kind == CXCursor_OverloadedDeclRef);
1210 return std::make_pair(x: OverloadedDeclRefStorage::getFromOpaqueValue(
1211 VP: const_cast<void *>(C.data[0])),
1212 y: SourceLocation::getFromPtrEncoding(Encoding: C.data[1]));
1213}
1214
1215const Decl *cxcursor::getCursorDecl(CXCursor Cursor) {
1216 return static_cast<const Decl *>(Cursor.data[0]);
1217}
1218
1219const Expr *cxcursor::getCursorExpr(CXCursor Cursor) {
1220 return dyn_cast_or_null<Expr>(Val: getCursorStmt(Cursor));
1221}
1222
1223const Stmt *cxcursor::getCursorStmt(CXCursor Cursor) {
1224 if (Cursor.kind == CXCursor_ObjCSuperClassRef ||
1225 Cursor.kind == CXCursor_ObjCProtocolRef ||
1226 Cursor.kind == CXCursor_ObjCClassRef)
1227 return nullptr;
1228
1229 return static_cast<const Stmt *>(Cursor.data[1]);
1230}
1231
1232const Attr *cxcursor::getCursorAttr(CXCursor Cursor) {
1233 return static_cast<const Attr *>(Cursor.data[1]);
1234}
1235
1236ASTContext &cxcursor::getCursorContext(CXCursor Cursor) {
1237 return getCursorASTUnit(Cursor)->getASTContext();
1238}
1239
1240ASTUnit *cxcursor::getCursorASTUnit(CXCursor Cursor) {
1241 CXTranslationUnit TU = getCursorTU(Cursor);
1242 if (!TU)
1243 return nullptr;
1244 return cxtu::getASTUnit(TU);
1245}
1246
1247CXTranslationUnit cxcursor::getCursorTU(CXCursor Cursor) {
1248 return static_cast<CXTranslationUnit>(const_cast<void *>(Cursor.data[2]));
1249}
1250
1251void cxcursor::getOverriddenCursors(CXCursor cursor,
1252 SmallVectorImpl<CXCursor> &overridden) {
1253 assert(clang_isDeclaration(cursor.kind));
1254 const NamedDecl *D = dyn_cast_or_null<NamedDecl>(Val: getCursorDecl(Cursor: cursor));
1255 if (!D)
1256 return;
1257
1258 CXTranslationUnit TU = getCursorTU(Cursor: cursor);
1259 SmallVector<const NamedDecl *, 8> OverDecls;
1260 D->getASTContext().getOverriddenMethods(Method: D, Overridden&: OverDecls);
1261
1262 for (SmallVectorImpl<const NamedDecl *>::iterator I = OverDecls.begin(),
1263 E = OverDecls.end();
1264 I != E; ++I) {
1265 overridden.push_back(Elt: MakeCXCursor(D: *I, TU));
1266 }
1267}
1268
1269std::pair<int, SourceLocation>
1270cxcursor::getSelectorIdentifierIndexAndLoc(CXCursor cursor) {
1271 if (cursor.kind == CXCursor_ObjCMessageExpr) {
1272 if (cursor.xdata != -1)
1273 return std::make_pair(x&: cursor.xdata,
1274 y: cast<ObjCMessageExpr>(Val: getCursorExpr(Cursor: cursor))
1275 ->getSelectorLoc(Index: cursor.xdata));
1276 } else if (cursor.kind == CXCursor_ObjCClassMethodDecl ||
1277 cursor.kind == CXCursor_ObjCInstanceMethodDecl) {
1278 if (cursor.xdata != -1)
1279 return std::make_pair(x&: cursor.xdata,
1280 y: cast<ObjCMethodDecl>(Val: getCursorDecl(Cursor: cursor))
1281 ->getSelectorLoc(Index: cursor.xdata));
1282 }
1283
1284 return std::make_pair(x: -1, y: SourceLocation());
1285}
1286
1287CXCursor cxcursor::getSelectorIdentifierCursor(int SelIdx, CXCursor cursor) {
1288 CXCursor newCursor = cursor;
1289
1290 if (cursor.kind == CXCursor_ObjCMessageExpr) {
1291 if (SelIdx == -1 ||
1292 unsigned(SelIdx) >=
1293 cast<ObjCMessageExpr>(Val: getCursorExpr(Cursor: cursor))->getNumSelectorLocs())
1294 newCursor.xdata = -1;
1295 else
1296 newCursor.xdata = SelIdx;
1297 } else if (cursor.kind == CXCursor_ObjCClassMethodDecl ||
1298 cursor.kind == CXCursor_ObjCInstanceMethodDecl) {
1299 if (SelIdx == -1 ||
1300 unsigned(SelIdx) >=
1301 cast<ObjCMethodDecl>(Val: getCursorDecl(Cursor: cursor))->getNumSelectorLocs())
1302 newCursor.xdata = -1;
1303 else
1304 newCursor.xdata = SelIdx;
1305 }
1306
1307 return newCursor;
1308}
1309
1310CXCursor cxcursor::getTypeRefCursor(CXCursor cursor) {
1311 if (cursor.kind != CXCursor_CallExpr)
1312 return cursor;
1313
1314 if (cursor.xdata == 0)
1315 return cursor;
1316
1317 const Expr *E = getCursorExpr(Cursor: cursor);
1318 TypeSourceInfo *Type = nullptr;
1319 if (const CXXUnresolvedConstructExpr *UnCtor =
1320 dyn_cast<CXXUnresolvedConstructExpr>(Val: E)) {
1321 Type = UnCtor->getTypeSourceInfo();
1322 } else if (const CXXTemporaryObjectExpr *Tmp =
1323 dyn_cast<CXXTemporaryObjectExpr>(Val: E)) {
1324 Type = Tmp->getTypeSourceInfo();
1325 }
1326
1327 if (!Type)
1328 return cursor;
1329
1330 CXTranslationUnit TU = getCursorTU(Cursor: cursor);
1331 QualType Ty = Type->getType();
1332 TypeLoc TL = Type->getTypeLoc();
1333 SourceLocation Loc = TL.getBeginLoc();
1334
1335 if (const ElaboratedType *ElabT = Ty->getAs<ElaboratedType>()) {
1336 Ty = ElabT->getNamedType();
1337 ElaboratedTypeLoc ElabTL = TL.castAs<ElaboratedTypeLoc>();
1338 Loc = ElabTL.getNamedTypeLoc().getBeginLoc();
1339 }
1340
1341 if (const TypedefType *Typedef = Ty->getAs<TypedefType>())
1342 return MakeCursorTypeRef(Type: Typedef->getDecl(), Loc, TU);
1343 if (const TagType *Tag = Ty->getAs<TagType>())
1344 return MakeCursorTypeRef(Type: Tag->getDecl(), Loc, TU);
1345 if (const TemplateTypeParmType *TemplP = Ty->getAs<TemplateTypeParmType>())
1346 return MakeCursorTypeRef(Type: TemplP->getDecl(), Loc, TU);
1347
1348 return cursor;
1349}
1350
1351bool cxcursor::operator==(CXCursor X, CXCursor Y) {
1352 return X.kind == Y.kind && X.data[0] == Y.data[0] && X.data[1] == Y.data[1] &&
1353 X.data[2] == Y.data[2];
1354}
1355
1356// FIXME: Remove once we can model DeclGroups and their appropriate ranges
1357// properly in the ASTs.
1358bool cxcursor::isFirstInDeclGroup(CXCursor C) {
1359 assert(clang_isDeclaration(C.kind));
1360 return ((uintptr_t)(C.data[1])) != 0;
1361}
1362
1363//===----------------------------------------------------------------------===//
1364// libclang CXCursor APIs
1365//===----------------------------------------------------------------------===//
1366
1367int clang_Cursor_isNull(CXCursor cursor) {
1368 return clang_equalCursors(cursor, clang_getNullCursor());
1369}
1370
1371CXTranslationUnit clang_Cursor_getTranslationUnit(CXCursor cursor) {
1372 return getCursorTU(Cursor: cursor);
1373}
1374
1375int clang_Cursor_getNumArguments(CXCursor C) {
1376 if (clang_isDeclaration(C.kind)) {
1377 const Decl *D = cxcursor::getCursorDecl(Cursor: C);
1378 if (const ObjCMethodDecl *MD = dyn_cast_or_null<ObjCMethodDecl>(Val: D))
1379 return MD->param_size();
1380 if (const FunctionDecl *FD = dyn_cast_or_null<FunctionDecl>(Val: D))
1381 return FD->param_size();
1382 }
1383
1384 if (clang_isExpression(C.kind)) {
1385 const Expr *E = cxcursor::getCursorExpr(Cursor: C);
1386 if (const CallExpr *CE = dyn_cast<CallExpr>(Val: E)) {
1387 return CE->getNumArgs();
1388 }
1389 if (const CXXConstructExpr *CE = dyn_cast<CXXConstructExpr>(Val: E)) {
1390 return CE->getNumArgs();
1391 }
1392 }
1393
1394 return -1;
1395}
1396
1397CXCursor clang_Cursor_getArgument(CXCursor C, unsigned i) {
1398 if (clang_isDeclaration(C.kind)) {
1399 const Decl *D = cxcursor::getCursorDecl(Cursor: C);
1400 if (const ObjCMethodDecl *MD = dyn_cast_or_null<ObjCMethodDecl>(Val: D)) {
1401 if (i < MD->param_size())
1402 return cxcursor::MakeCXCursor(D: MD->parameters()[i],
1403 TU: cxcursor::getCursorTU(Cursor: C));
1404 } else if (const FunctionDecl *FD = dyn_cast_or_null<FunctionDecl>(Val: D)) {
1405 if (i < FD->param_size())
1406 return cxcursor::MakeCXCursor(D: FD->parameters()[i],
1407 TU: cxcursor::getCursorTU(Cursor: C));
1408 }
1409 }
1410
1411 if (clang_isExpression(C.kind)) {
1412 const Expr *E = cxcursor::getCursorExpr(Cursor: C);
1413 if (const CallExpr *CE = dyn_cast<CallExpr>(Val: E)) {
1414 if (i < CE->getNumArgs()) {
1415 return cxcursor::MakeCXCursor(S: CE->getArg(Arg: i), Parent: getCursorDecl(Cursor: C),
1416 TU: cxcursor::getCursorTU(Cursor: C));
1417 }
1418 }
1419 if (const CXXConstructExpr *CE = dyn_cast<CXXConstructExpr>(Val: E)) {
1420 if (i < CE->getNumArgs()) {
1421 return cxcursor::MakeCXCursor(S: CE->getArg(Arg: i), Parent: getCursorDecl(Cursor: C),
1422 TU: cxcursor::getCursorTU(Cursor: C));
1423 }
1424 }
1425 }
1426
1427 return clang_getNullCursor();
1428}
1429
1430int clang_Cursor_getNumTemplateArguments(CXCursor C) {
1431 CXCursorKind kind = clang_getCursorKind(C);
1432 if (kind != CXCursor_FunctionDecl && kind != CXCursor_StructDecl &&
1433 kind != CXCursor_ClassDecl &&
1434 kind != CXCursor_ClassTemplatePartialSpecialization) {
1435 return -1;
1436 }
1437
1438 if (const auto *FD =
1439 llvm::dyn_cast_if_present<clang::FunctionDecl>(Val: getCursorDecl(Cursor: C))) {
1440 const FunctionTemplateSpecializationInfo *SpecInfo =
1441 FD->getTemplateSpecializationInfo();
1442 if (!SpecInfo) {
1443 return -1;
1444 }
1445 return SpecInfo->TemplateArguments->size();
1446 }
1447
1448 if (const auto *SD =
1449 llvm::dyn_cast_if_present<clang::ClassTemplateSpecializationDecl>(
1450 Val: getCursorDecl(Cursor: C))) {
1451 return SD->getTemplateArgs().size();
1452 }
1453
1454 return -1;
1455}
1456
1457enum CXGetTemplateArgumentStatus {
1458 /** The operation completed successfully */
1459 CXGetTemplateArgumentStatus_Success = 0,
1460
1461 /** The specified cursor did not represent a FunctionDecl or
1462 ClassTemplateSpecializationDecl. */
1463 CXGetTemplateArgumentStatus_CursorNotCompatibleDecl = -1,
1464
1465 /** The specified cursor was not castable to a FunctionDecl or
1466 ClassTemplateSpecializationDecl. */
1467 CXGetTemplateArgumentStatus_BadDeclCast = -2,
1468
1469 /** A NULL FunctionTemplateSpecializationInfo was retrieved. */
1470 CXGetTemplateArgumentStatus_NullTemplSpecInfo = -3,
1471
1472 /** An invalid (OOB) argument index was specified */
1473 CXGetTemplateArgumentStatus_InvalidIndex = -4
1474};
1475
1476static int clang_Cursor_getTemplateArgument(CXCursor C, unsigned I,
1477 TemplateArgument *TA) {
1478 CXCursorKind kind = clang_getCursorKind(C);
1479 if (kind != CXCursor_FunctionDecl && kind != CXCursor_StructDecl &&
1480 kind != CXCursor_ClassDecl &&
1481 kind != CXCursor_ClassTemplatePartialSpecialization) {
1482 return -1;
1483 }
1484
1485 if (const auto *FD =
1486 llvm::dyn_cast_if_present<clang::FunctionDecl>(Val: getCursorDecl(Cursor: C))) {
1487
1488 const FunctionTemplateSpecializationInfo *SpecInfo =
1489 FD->getTemplateSpecializationInfo();
1490 if (!SpecInfo) {
1491 return CXGetTemplateArgumentStatus_NullTemplSpecInfo;
1492 }
1493
1494 if (I >= SpecInfo->TemplateArguments->size()) {
1495 return CXGetTemplateArgumentStatus_InvalidIndex;
1496 }
1497
1498 *TA = SpecInfo->TemplateArguments->get(Idx: I);
1499 return 0;
1500 }
1501
1502 if (const auto *SD =
1503 llvm::dyn_cast_if_present<clang::ClassTemplateSpecializationDecl>(
1504 Val: getCursorDecl(Cursor: C))) {
1505 if (I >= SD->getTemplateArgs().size()) {
1506 return CXGetTemplateArgumentStatus_InvalidIndex;
1507 }
1508
1509 *TA = SD->getTemplateArgs()[I];
1510 return 0;
1511 }
1512
1513 return CXGetTemplateArgumentStatus_BadDeclCast;
1514}
1515
1516enum CXTemplateArgumentKind clang_Cursor_getTemplateArgumentKind(CXCursor C,
1517 unsigned I) {
1518 TemplateArgument TA;
1519 if (clang_Cursor_getTemplateArgument(C, I, TA: &TA)) {
1520 return CXTemplateArgumentKind_Invalid;
1521 }
1522
1523 switch (TA.getKind()) {
1524 case TemplateArgument::Null:
1525 return CXTemplateArgumentKind_Null;
1526 case TemplateArgument::Type:
1527 return CXTemplateArgumentKind_Type;
1528 case TemplateArgument::Declaration:
1529 return CXTemplateArgumentKind_Declaration;
1530 case TemplateArgument::NullPtr:
1531 return CXTemplateArgumentKind_NullPtr;
1532 case TemplateArgument::Integral:
1533 return CXTemplateArgumentKind_Integral;
1534 case TemplateArgument::StructuralValue:
1535 // FIXME: Expose these values.
1536 return CXTemplateArgumentKind_Invalid;
1537 case TemplateArgument::Template:
1538 return CXTemplateArgumentKind_Template;
1539 case TemplateArgument::TemplateExpansion:
1540 return CXTemplateArgumentKind_TemplateExpansion;
1541 case TemplateArgument::Expression:
1542 return CXTemplateArgumentKind_Expression;
1543 case TemplateArgument::Pack:
1544 return CXTemplateArgumentKind_Pack;
1545 }
1546
1547 return CXTemplateArgumentKind_Invalid;
1548}
1549
1550CXType clang_Cursor_getTemplateArgumentType(CXCursor C, unsigned I) {
1551 TemplateArgument TA;
1552 if (clang_Cursor_getTemplateArgument(C, I, TA: &TA) !=
1553 CXGetTemplateArgumentStatus_Success) {
1554 return cxtype::MakeCXType(T: QualType(), TU: getCursorTU(Cursor: C));
1555 }
1556
1557 if (TA.getKind() != TemplateArgument::Type) {
1558 return cxtype::MakeCXType(T: QualType(), TU: getCursorTU(Cursor: C));
1559 }
1560
1561 return cxtype::MakeCXType(T: TA.getAsType(), TU: getCursorTU(Cursor: C));
1562}
1563
1564long long clang_Cursor_getTemplateArgumentValue(CXCursor C, unsigned I) {
1565 TemplateArgument TA;
1566 if (clang_Cursor_getTemplateArgument(C, I, TA: &TA) !=
1567 CXGetTemplateArgumentStatus_Success) {
1568 assert(0 && "Unable to retrieve TemplateArgument");
1569 return 0;
1570 }
1571
1572 if (TA.getKind() != TemplateArgument::Integral) {
1573 assert(0 && "Passed template argument is not Integral");
1574 return 0;
1575 }
1576
1577 return TA.getAsIntegral().getSExtValue();
1578}
1579
1580unsigned long long clang_Cursor_getTemplateArgumentUnsignedValue(CXCursor C,
1581 unsigned I) {
1582 TemplateArgument TA;
1583 if (clang_Cursor_getTemplateArgument(C, I, TA: &TA) !=
1584 CXGetTemplateArgumentStatus_Success) {
1585 assert(0 && "Unable to retrieve TemplateArgument");
1586 return 0;
1587 }
1588
1589 if (TA.getKind() != TemplateArgument::Integral) {
1590 assert(0 && "Passed template argument is not Integral");
1591 return 0;
1592 }
1593
1594 return TA.getAsIntegral().getZExtValue();
1595}
1596
1597//===----------------------------------------------------------------------===//
1598// CXCursorSet.
1599//===----------------------------------------------------------------------===//
1600
1601typedef llvm::DenseMap<CXCursor, unsigned> CXCursorSet_Impl;
1602
1603static inline CXCursorSet packCXCursorSet(CXCursorSet_Impl *setImpl) {
1604 return (CXCursorSet)setImpl;
1605}
1606static inline CXCursorSet_Impl *unpackCXCursorSet(CXCursorSet set) {
1607 return (CXCursorSet_Impl *)set;
1608}
1609namespace llvm {
1610template <> struct DenseMapInfo<CXCursor> {
1611public:
1612 static inline CXCursor getEmptyKey() {
1613 return MakeCXCursorInvalid(K: CXCursor_InvalidFile);
1614 }
1615 static inline CXCursor getTombstoneKey() {
1616 return MakeCXCursorInvalid(K: CXCursor_NoDeclFound);
1617 }
1618 static inline unsigned getHashValue(const CXCursor &cursor) {
1619 return llvm::DenseMapInfo<std::pair<const void *, const void *>>::
1620 getHashValue(PairVal: std::make_pair(x: cursor.data[0], y: cursor.data[1]));
1621 }
1622 static inline bool isEqual(const CXCursor &x, const CXCursor &y) {
1623 return x.kind == y.kind && x.data[0] == y.data[0] && x.data[1] == y.data[1];
1624 }
1625};
1626} // namespace llvm
1627
1628CXCursorSet clang_createCXCursorSet() {
1629 return packCXCursorSet(setImpl: new CXCursorSet_Impl());
1630}
1631
1632void clang_disposeCXCursorSet(CXCursorSet set) {
1633 delete unpackCXCursorSet(set);
1634}
1635
1636unsigned clang_CXCursorSet_contains(CXCursorSet set, CXCursor cursor) {
1637 CXCursorSet_Impl *setImpl = unpackCXCursorSet(set);
1638 if (!setImpl)
1639 return 0;
1640 return setImpl->contains(Val: cursor);
1641}
1642
1643unsigned clang_CXCursorSet_insert(CXCursorSet set, CXCursor cursor) {
1644 // Do not insert invalid cursors into the set.
1645 if (cursor.kind >= CXCursor_FirstInvalid &&
1646 cursor.kind <= CXCursor_LastInvalid)
1647 return 1;
1648
1649 CXCursorSet_Impl *setImpl = unpackCXCursorSet(set);
1650 if (!setImpl)
1651 return 1;
1652 unsigned &entry = (*setImpl)[cursor];
1653 unsigned flag = entry == 0 ? 1 : 0;
1654 entry = 1;
1655 return flag;
1656}
1657
1658CXCompletionString clang_getCursorCompletionString(CXCursor cursor) {
1659 enum CXCursorKind kind = clang_getCursorKind(cursor);
1660 if (clang_isDeclaration(kind)) {
1661 const Decl *decl = getCursorDecl(Cursor: cursor);
1662 if (const NamedDecl *namedDecl = dyn_cast_or_null<NamedDecl>(Val: decl)) {
1663 ASTUnit *unit = getCursorASTUnit(Cursor: cursor);
1664 CodeCompletionResult Result(namedDecl, CCP_Declaration);
1665 CodeCompletionString *String = Result.CreateCodeCompletionString(
1666 Ctx&: unit->getASTContext(), PP&: unit->getPreprocessor(),
1667 CCContext: CodeCompletionContext::CCC_Other,
1668 Allocator&: unit->getCodeCompletionTUInfo().getAllocator(),
1669 CCTUInfo&: unit->getCodeCompletionTUInfo(), IncludeBriefComments: true);
1670 return String;
1671 }
1672 } else if (kind == CXCursor_MacroDefinition) {
1673 const MacroDefinitionRecord *definition = getCursorMacroDefinition(C: cursor);
1674 const IdentifierInfo *Macro = definition->getName();
1675 ASTUnit *unit = getCursorASTUnit(Cursor: cursor);
1676 CodeCompletionResult Result(
1677 Macro,
1678 unit->getPreprocessor().getMacroDefinition(II: Macro).getMacroInfo());
1679 CodeCompletionString *String = Result.CreateCodeCompletionString(
1680 Ctx&: unit->getASTContext(), PP&: unit->getPreprocessor(),
1681 CCContext: CodeCompletionContext::CCC_Other,
1682 Allocator&: unit->getCodeCompletionTUInfo().getAllocator(),
1683 CCTUInfo&: unit->getCodeCompletionTUInfo(), IncludeBriefComments: false);
1684 return String;
1685 }
1686 return nullptr;
1687}
1688
1689namespace {
1690struct OverridenCursorsPool {
1691 typedef SmallVector<CXCursor, 2> CursorVec;
1692 std::vector<CursorVec *> AllCursors;
1693 std::vector<CursorVec *> AvailableCursors;
1694
1695 ~OverridenCursorsPool() {
1696 for (std::vector<CursorVec *>::iterator I = AllCursors.begin(),
1697 E = AllCursors.end();
1698 I != E; ++I) {
1699 delete *I;
1700 }
1701 }
1702};
1703} // namespace
1704
1705void *cxcursor::createOverridenCXCursorsPool() {
1706 return new OverridenCursorsPool();
1707}
1708
1709void cxcursor::disposeOverridenCXCursorsPool(void *pool) {
1710 delete static_cast<OverridenCursorsPool *>(pool);
1711}
1712
1713void clang_getOverriddenCursors(CXCursor cursor, CXCursor **overridden,
1714 unsigned *num_overridden) {
1715 if (overridden)
1716 *overridden = nullptr;
1717 if (num_overridden)
1718 *num_overridden = 0;
1719
1720 CXTranslationUnit TU = cxcursor::getCursorTU(Cursor: cursor);
1721
1722 if (!overridden || !num_overridden || !TU)
1723 return;
1724
1725 if (!clang_isDeclaration(cursor.kind))
1726 return;
1727
1728 OverridenCursorsPool &pool =
1729 *static_cast<OverridenCursorsPool *>(TU->OverridenCursorsPool);
1730
1731 OverridenCursorsPool::CursorVec *Vec = nullptr;
1732
1733 if (!pool.AvailableCursors.empty()) {
1734 Vec = pool.AvailableCursors.back();
1735 pool.AvailableCursors.pop_back();
1736 } else {
1737 Vec = new OverridenCursorsPool::CursorVec();
1738 pool.AllCursors.push_back(x: Vec);
1739 }
1740
1741 // Clear out the vector, but don't free the memory contents. This
1742 // reduces malloc() traffic.
1743 Vec->clear();
1744
1745 // Use the first entry to contain a back reference to the vector.
1746 // This is a complete hack.
1747 CXCursor backRefCursor = MakeCXCursorInvalid(K: CXCursor_InvalidFile, TU);
1748 backRefCursor.data[0] = Vec;
1749 assert(cxcursor::getCursorTU(backRefCursor) == TU);
1750 Vec->push_back(Elt: backRefCursor);
1751
1752 // Get the overridden cursors.
1753 cxcursor::getOverriddenCursors(cursor, overridden&: *Vec);
1754
1755 // Did we get any overridden cursors? If not, return Vec to the pool
1756 // of available cursor vectors.
1757 if (Vec->size() == 1) {
1758 pool.AvailableCursors.push_back(x: Vec);
1759 return;
1760 }
1761
1762 // Now tell the caller about the overridden cursors.
1763 assert(Vec->size() > 1);
1764 *overridden = &((*Vec)[1]);
1765 *num_overridden = Vec->size() - 1;
1766}
1767
1768void clang_disposeOverriddenCursors(CXCursor *overridden) {
1769 if (!overridden)
1770 return;
1771
1772 // Use pointer arithmetic to get back the first faux entry
1773 // which has a back-reference to the TU and the vector.
1774 --overridden;
1775 OverridenCursorsPool::CursorVec *Vec =
1776 static_cast<OverridenCursorsPool::CursorVec *>(
1777 const_cast<void *>(overridden->data[0]));
1778 CXTranslationUnit TU = getCursorTU(Cursor: *overridden);
1779
1780 assert(Vec && TU);
1781
1782 OverridenCursorsPool &pool =
1783 *static_cast<OverridenCursorsPool *>(TU->OverridenCursorsPool);
1784
1785 pool.AvailableCursors.push_back(x: Vec);
1786}
1787
1788int clang_Cursor_isDynamicCall(CXCursor C) {
1789 const Expr *E = nullptr;
1790 if (clang_isExpression(C.kind))
1791 E = getCursorExpr(Cursor: C);
1792 if (!E)
1793 return 0;
1794
1795 if (const ObjCMessageExpr *MsgE = dyn_cast<ObjCMessageExpr>(Val: E)) {
1796 if (MsgE->getReceiverKind() != ObjCMessageExpr::Instance)
1797 return false;
1798 if (auto *RecE = dyn_cast<ObjCMessageExpr>(
1799 Val: MsgE->getInstanceReceiver()->IgnoreParenCasts())) {
1800 if (RecE->getMethodFamily() == OMF_alloc)
1801 return false;
1802 }
1803 return true;
1804 }
1805
1806 if (auto *PropRefE = dyn_cast<ObjCPropertyRefExpr>(Val: E)) {
1807 return !PropRefE->isSuperReceiver();
1808 }
1809
1810 const MemberExpr *ME = nullptr;
1811 if (isa<MemberExpr>(Val: E))
1812 ME = cast<MemberExpr>(Val: E);
1813 else if (const CallExpr *CE = dyn_cast<CallExpr>(Val: E))
1814 ME = dyn_cast_or_null<MemberExpr>(Val: CE->getCallee());
1815
1816 if (ME) {
1817 if (const CXXMethodDecl *MD =
1818 dyn_cast_or_null<CXXMethodDecl>(Val: ME->getMemberDecl()))
1819 return MD->isVirtual() &&
1820 ME->performsVirtualDispatch(
1821 LO: cxcursor::getCursorContext(Cursor: C).getLangOpts());
1822 }
1823
1824 return 0;
1825}
1826
1827CXType clang_Cursor_getReceiverType(CXCursor C) {
1828 CXTranslationUnit TU = cxcursor::getCursorTU(Cursor: C);
1829 const Expr *E = nullptr;
1830 if (clang_isExpression(C.kind))
1831 E = getCursorExpr(Cursor: C);
1832
1833 if (const ObjCMessageExpr *MsgE = dyn_cast_or_null<ObjCMessageExpr>(Val: E))
1834 return cxtype::MakeCXType(T: MsgE->getReceiverType(), TU);
1835
1836 if (auto *PropRefE = dyn_cast<ObjCPropertyRefExpr>(Val: E)) {
1837 return cxtype::MakeCXType(
1838 T: PropRefE->getReceiverType(ctx: cxcursor::getCursorContext(Cursor: C)), TU);
1839 }
1840
1841 const MemberExpr *ME = nullptr;
1842 if (isa<MemberExpr>(Val: E))
1843 ME = cast<MemberExpr>(Val: E);
1844 else if (const CallExpr *CE = dyn_cast<CallExpr>(Val: E))
1845 ME = dyn_cast_or_null<MemberExpr>(Val: CE->getCallee());
1846
1847 if (ME) {
1848 if (isa_and_nonnull<CXXMethodDecl>(Val: ME->getMemberDecl())) {
1849 auto receiverTy = ME->getBase()->IgnoreImpCasts()->getType();
1850 return cxtype::MakeCXType(T: receiverTy, TU);
1851 }
1852 }
1853
1854 return cxtype::MakeCXType(T: QualType(), TU);
1855}
1856