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 // Not exposed for now because '_Defer' is currently just a TS.
228 case Stmt::DeferStmtClass:
229 K = CXCursor_UnexposedStmt;
230 break;
231
232 case Stmt::GCCAsmStmtClass:
233 K = CXCursor_GCCAsmStmt;
234 break;
235
236 case Stmt::MSAsmStmtClass:
237 K = CXCursor_MSAsmStmt;
238 break;
239
240 case Stmt::ObjCAtTryStmtClass:
241 K = CXCursor_ObjCAtTryStmt;
242 break;
243
244 case Stmt::ObjCAtCatchStmtClass:
245 K = CXCursor_ObjCAtCatchStmt;
246 break;
247
248 case Stmt::ObjCAtFinallyStmtClass:
249 K = CXCursor_ObjCAtFinallyStmt;
250 break;
251
252 case Stmt::ObjCAtThrowStmtClass:
253 K = CXCursor_ObjCAtThrowStmt;
254 break;
255
256 case Stmt::ObjCAtSynchronizedStmtClass:
257 K = CXCursor_ObjCAtSynchronizedStmt;
258 break;
259
260 case Stmt::ObjCAutoreleasePoolStmtClass:
261 K = CXCursor_ObjCAutoreleasePoolStmt;
262 break;
263
264 case Stmt::ObjCForCollectionStmtClass:
265 K = CXCursor_ObjCForCollectionStmt;
266 break;
267
268 case Stmt::CXXCatchStmtClass:
269 K = CXCursor_CXXCatchStmt;
270 break;
271
272 case Stmt::CXXTryStmtClass:
273 K = CXCursor_CXXTryStmt;
274 break;
275
276 case Stmt::CXXForRangeStmtClass:
277 K = CXCursor_CXXForRangeStmt;
278 break;
279
280 case Stmt::SEHTryStmtClass:
281 K = CXCursor_SEHTryStmt;
282 break;
283
284 case Stmt::SEHExceptStmtClass:
285 K = CXCursor_SEHExceptStmt;
286 break;
287
288 case Stmt::SEHFinallyStmtClass:
289 K = CXCursor_SEHFinallyStmt;
290 break;
291
292 case Stmt::SEHLeaveStmtClass:
293 K = CXCursor_SEHLeaveStmt;
294 break;
295
296 case Stmt::CoroutineBodyStmtClass:
297 case Stmt::CoreturnStmtClass:
298 case Stmt::CXXExpansionStmtPatternClass:
299 case Stmt::CXXExpansionStmtInstantiationClass:
300 K = CXCursor_UnexposedStmt;
301 break;
302
303 case Stmt::ArrayTypeTraitExprClass:
304 case Stmt::AsTypeExprClass:
305 case Stmt::AtomicExprClass:
306 case Stmt::BinaryConditionalOperatorClass:
307 case Stmt::TypeTraitExprClass:
308 case Stmt::CoawaitExprClass:
309 case Stmt::DependentCoawaitExprClass:
310 case Stmt::CoyieldExprClass:
311 case Stmt::CXXBindTemporaryExprClass:
312 case Stmt::CXXDefaultArgExprClass:
313 case Stmt::CXXDefaultInitExprClass:
314 case Stmt::CXXFoldExprClass:
315 case Stmt::CXXReflectExprClass:
316 case Stmt::CXXRewrittenBinaryOperatorClass:
317 case Stmt::CXXStdInitializerListExprClass:
318 case Stmt::CXXScalarValueInitExprClass:
319 case Stmt::CXXUuidofExprClass:
320 case Stmt::ChooseExprClass:
321 case Stmt::DesignatedInitExprClass:
322 case Stmt::DesignatedInitUpdateExprClass:
323 case Stmt::ArrayInitLoopExprClass:
324 case Stmt::ArrayInitIndexExprClass:
325 case Stmt::ExprWithCleanupsClass:
326 case Stmt::ExpressionTraitExprClass:
327 case Stmt::ExtVectorElementExprClass:
328 case Stmt::MatrixElementExprClass:
329 case Stmt::ImplicitCastExprClass:
330 case Stmt::ImplicitValueInitExprClass:
331 case Stmt::NoInitExprClass:
332 case Stmt::MaterializeTemporaryExprClass:
333 case Stmt::ObjCIndirectCopyRestoreExprClass:
334 case Stmt::OffsetOfExprClass:
335 case Stmt::ParenListExprClass:
336 case Stmt::PredefinedExprClass:
337 case Stmt::ShuffleVectorExprClass:
338 case Stmt::SourceLocExprClass:
339 case Stmt::ConvertVectorExprClass:
340 case Stmt::VAArgExprClass:
341 case Stmt::ObjCArrayLiteralClass:
342 case Stmt::ObjCDictionaryLiteralClass:
343 case Stmt::ObjCBoxedExprClass:
344 case Stmt::ObjCSubscriptRefExprClass:
345 case Stmt::RecoveryExprClass:
346 case Stmt::SYCLUniqueStableNameExprClass:
347 case Stmt::EmbedExprClass:
348 case Stmt::HLSLOutArgExprClass:
349 case Stmt::OpenACCAsteriskSizeExprClass:
350 case Stmt::CXXExpansionSelectExprClass:
351 K = CXCursor_UnexposedExpr;
352 break;
353
354 case Stmt::OpaqueValueExprClass:
355 if (Expr *Src = cast<OpaqueValueExpr>(Val: S)->getSourceExpr())
356 return MakeCXCursor(S: Src, Parent, TU, RegionOfInterest);
357 K = CXCursor_UnexposedExpr;
358 break;
359
360 case Stmt::PseudoObjectExprClass:
361 return MakeCXCursor(S: cast<PseudoObjectExpr>(Val: S)->getSyntacticForm(), Parent,
362 TU, RegionOfInterest);
363
364 case Stmt::CompoundStmtClass:
365 K = CXCursor_CompoundStmt;
366 break;
367
368 case Stmt::NullStmtClass:
369 K = CXCursor_NullStmt;
370 break;
371
372 case Stmt::LabelStmtClass:
373 K = CXCursor_LabelStmt;
374 break;
375
376 case Stmt::AttributedStmtClass:
377 K = CXCursor_UnexposedStmt;
378 break;
379
380 case Stmt::DeclStmtClass:
381 K = CXCursor_DeclStmt;
382 break;
383
384 case Stmt::CapturedStmtClass:
385 K = CXCursor_UnexposedStmt;
386 break;
387
388 case Stmt::SYCLKernelCallStmtClass:
389 case Stmt::UnresolvedSYCLKernelCallStmtClass:
390 K = CXCursor_UnexposedStmt;
391 break;
392
393 case Stmt::IntegerLiteralClass:
394 K = CXCursor_IntegerLiteral;
395 break;
396
397 case Stmt::FixedPointLiteralClass:
398 K = CXCursor_FixedPointLiteral;
399 break;
400
401 case Stmt::FloatingLiteralClass:
402 K = CXCursor_FloatingLiteral;
403 break;
404
405 case Stmt::ImaginaryLiteralClass:
406 K = CXCursor_ImaginaryLiteral;
407 break;
408
409 case Stmt::StringLiteralClass:
410 K = CXCursor_StringLiteral;
411 break;
412
413 case Stmt::CharacterLiteralClass:
414 K = CXCursor_CharacterLiteral;
415 break;
416
417 case Stmt::ConstantExprClass:
418 return MakeCXCursor(S: cast<ConstantExpr>(Val: S)->getSubExpr(), Parent, TU,
419 RegionOfInterest);
420
421 case Stmt::ParenExprClass:
422 K = CXCursor_ParenExpr;
423 break;
424
425 case Stmt::UnaryOperatorClass:
426 K = CXCursor_UnaryOperator;
427 break;
428
429 case Stmt::UnaryExprOrTypeTraitExprClass:
430 case Stmt::CXXNoexceptExprClass:
431 K = CXCursor_UnaryExpr;
432 break;
433
434 case Stmt::MSPropertySubscriptExprClass:
435 case Stmt::ArraySubscriptExprClass:
436 K = CXCursor_ArraySubscriptExpr;
437 break;
438
439 case Stmt::MatrixSingleSubscriptExprClass:
440 // TODO: add support for MatrixSingleSubscriptExpr.
441 K = CXCursor_UnexposedExpr;
442 break;
443
444 case Stmt::MatrixSubscriptExprClass:
445 // TODO: add support for MatrixSubscriptExpr.
446 K = CXCursor_UnexposedExpr;
447 break;
448
449 case Stmt::ArraySectionExprClass:
450 K = CXCursor_ArraySectionExpr;
451 break;
452
453 case Stmt::OMPArrayShapingExprClass:
454 K = CXCursor_OMPArrayShapingExpr;
455 break;
456
457 case Stmt::OMPIteratorExprClass:
458 K = CXCursor_OMPIteratorExpr;
459 break;
460
461 case Stmt::BinaryOperatorClass:
462 K = CXCursor_BinaryOperator;
463 break;
464
465 case Stmt::CompoundAssignOperatorClass:
466 K = CXCursor_CompoundAssignOperator;
467 break;
468
469 case Stmt::ConditionalOperatorClass:
470 K = CXCursor_ConditionalOperator;
471 break;
472
473 case Stmt::CStyleCastExprClass:
474 K = CXCursor_CStyleCastExpr;
475 break;
476
477 case Stmt::CompoundLiteralExprClass:
478 K = CXCursor_CompoundLiteralExpr;
479 break;
480
481 case Stmt::InitListExprClass:
482 K = CXCursor_InitListExpr;
483 break;
484
485 case Stmt::AddrLabelExprClass:
486 K = CXCursor_AddrLabelExpr;
487 break;
488
489 case Stmt::StmtExprClass:
490 K = CXCursor_StmtExpr;
491 break;
492
493 case Stmt::GenericSelectionExprClass:
494 K = CXCursor_GenericSelectionExpr;
495 break;
496
497 case Stmt::GNUNullExprClass:
498 K = CXCursor_GNUNullExpr;
499 break;
500
501 case Stmt::CXXStaticCastExprClass:
502 K = CXCursor_CXXStaticCastExpr;
503 break;
504
505 case Stmt::CXXDynamicCastExprClass:
506 K = CXCursor_CXXDynamicCastExpr;
507 break;
508
509 case Stmt::CXXReinterpretCastExprClass:
510 K = CXCursor_CXXReinterpretCastExpr;
511 break;
512
513 case Stmt::CXXConstCastExprClass:
514 K = CXCursor_CXXConstCastExpr;
515 break;
516
517 case Stmt::CXXFunctionalCastExprClass:
518 K = CXCursor_CXXFunctionalCastExpr;
519 break;
520
521 case Stmt::CXXAddrspaceCastExprClass:
522 K = CXCursor_CXXAddrspaceCastExpr;
523 break;
524
525 case Stmt::CXXTypeidExprClass:
526 K = CXCursor_CXXTypeidExpr;
527 break;
528
529 case Stmt::CXXBoolLiteralExprClass:
530 K = CXCursor_CXXBoolLiteralExpr;
531 break;
532
533 case Stmt::CXXNullPtrLiteralExprClass:
534 K = CXCursor_CXXNullPtrLiteralExpr;
535 break;
536
537 case Stmt::CXXThisExprClass:
538 K = CXCursor_CXXThisExpr;
539 break;
540
541 case Stmt::CXXThrowExprClass:
542 K = CXCursor_CXXThrowExpr;
543 break;
544
545 case Stmt::CXXNewExprClass:
546 K = CXCursor_CXXNewExpr;
547 break;
548
549 case Stmt::CXXDeleteExprClass:
550 K = CXCursor_CXXDeleteExpr;
551 break;
552
553 case Stmt::ObjCStringLiteralClass:
554 K = CXCursor_ObjCStringLiteral;
555 break;
556
557 case Stmt::ObjCEncodeExprClass:
558 K = CXCursor_ObjCEncodeExpr;
559 break;
560
561 case Stmt::ObjCSelectorExprClass:
562 K = CXCursor_ObjCSelectorExpr;
563 break;
564
565 case Stmt::ObjCProtocolExprClass:
566 K = CXCursor_ObjCProtocolExpr;
567 break;
568
569 case Stmt::ObjCBoolLiteralExprClass:
570 K = CXCursor_ObjCBoolLiteralExpr;
571 break;
572
573 case Stmt::ObjCAvailabilityCheckExprClass:
574 K = CXCursor_ObjCAvailabilityCheckExpr;
575 break;
576
577 case Stmt::ObjCBridgedCastExprClass:
578 K = CXCursor_ObjCBridgedCastExpr;
579 break;
580
581 case Stmt::BlockExprClass:
582 K = CXCursor_BlockExpr;
583 break;
584
585 case Stmt::PackExpansionExprClass:
586 K = CXCursor_PackExpansionExpr;
587 break;
588
589 case Stmt::SizeOfPackExprClass:
590 K = CXCursor_SizeOfPackExpr;
591 break;
592
593 case Stmt::PackIndexingExprClass:
594 K = CXCursor_PackIndexingExpr;
595 break;
596
597 case Stmt::DeclRefExprClass:
598 if (const ImplicitParamDecl *IPD = dyn_cast_or_null<ImplicitParamDecl>(
599 Val: cast<DeclRefExpr>(Val: S)->getDecl())) {
600 if (const ObjCMethodDecl *MD =
601 dyn_cast<ObjCMethodDecl>(Val: IPD->getDeclContext())) {
602 if (MD->getSelfDecl() == IPD) {
603 K = CXCursor_ObjCSelfExpr;
604 break;
605 }
606 }
607 }
608
609 K = CXCursor_DeclRefExpr;
610 break;
611
612 case Stmt::DependentScopeDeclRefExprClass:
613 case Stmt::SubstNonTypeTemplateParmExprClass:
614 case Stmt::SubstNonTypeTemplateParmPackExprClass:
615 case Stmt::FunctionParmPackExprClass:
616 case Stmt::UnresolvedLookupExprClass:
617 case Stmt::DependentTemplateIdExprClass:
618 K = CXCursor_DeclRefExpr;
619 break;
620
621 case Stmt::CXXDependentScopeMemberExprClass:
622 case Stmt::CXXPseudoDestructorExprClass:
623 case Stmt::MemberExprClass:
624 case Stmt::MSPropertyRefExprClass:
625 case Stmt::ObjCIsaExprClass:
626 case Stmt::ObjCIvarRefExprClass:
627 case Stmt::ObjCPropertyRefExprClass:
628 case Stmt::UnresolvedMemberExprClass:
629 K = CXCursor_MemberRefExpr;
630 break;
631
632 case Stmt::CallExprClass:
633 case Stmt::CXXOperatorCallExprClass:
634 case Stmt::CXXMemberCallExprClass:
635 case Stmt::CUDAKernelCallExprClass:
636 case Stmt::CXXConstructExprClass:
637 case Stmt::CXXInheritedCtorInitExprClass:
638 case Stmt::CXXTemporaryObjectExprClass:
639 case Stmt::CXXUnresolvedConstructExprClass:
640 case Stmt::UserDefinedLiteralClass:
641 K = CXCursor_CallExpr;
642 break;
643
644 case Stmt::LambdaExprClass:
645 K = CXCursor_LambdaExpr;
646 break;
647
648 case Stmt::ObjCMessageExprClass: {
649 K = CXCursor_ObjCMessageExpr;
650 int SelectorIdIndex = -1;
651 // Check if cursor points to a selector id.
652 if (RegionOfInterest.isValid() &&
653 RegionOfInterest.getBegin() == RegionOfInterest.getEnd()) {
654 SmallVector<SourceLocation, 16> SelLocs;
655 cast<ObjCMessageExpr>(Val: S)->getSelectorLocs(SelLocs);
656 SmallVectorImpl<SourceLocation>::iterator I =
657 llvm::find(Range&: SelLocs, Val: RegionOfInterest.getBegin());
658 if (I != SelLocs.end())
659 SelectorIdIndex = I - SelLocs.begin();
660 }
661 CXCursor C = {.kind: K, .xdata: 0, .data: {Parent, S, TU}};
662 return getSelectorIdentifierCursor(SelIdx: SelectorIdIndex, cursor: C);
663 }
664
665 case Stmt::ConceptSpecializationExprClass:
666 K = CXCursor_ConceptSpecializationExpr;
667 break;
668
669 case Stmt::RequiresExprClass:
670 K = CXCursor_RequiresExpr;
671 break;
672
673 case Stmt::CXXParenListInitExprClass:
674 K = CXCursor_CXXParenListInitExpr;
675 break;
676
677 case Stmt::MSDependentExistsStmtClass:
678 K = CXCursor_UnexposedStmt;
679 break;
680 case Stmt::OMPCanonicalLoopClass:
681 K = CXCursor_OMPCanonicalLoop;
682 break;
683 case Stmt::OMPMetaDirectiveClass:
684 K = CXCursor_OMPMetaDirective;
685 break;
686 case Stmt::OMPParallelDirectiveClass:
687 K = CXCursor_OMPParallelDirective;
688 break;
689 case Stmt::OMPSimdDirectiveClass:
690 K = CXCursor_OMPSimdDirective;
691 break;
692 case Stmt::OMPTileDirectiveClass:
693 K = CXCursor_OMPTileDirective;
694 break;
695 case Stmt::OMPStripeDirectiveClass:
696 K = CXCursor_OMPStripeDirective;
697 break;
698 case Stmt::OMPUnrollDirectiveClass:
699 K = CXCursor_OMPUnrollDirective;
700 break;
701 case Stmt::OMPReverseDirectiveClass:
702 K = CXCursor_OMPReverseDirective;
703 break;
704 case Stmt::OMPSplitDirectiveClass:
705 K = CXCursor_OMPSplitDirective;
706 break;
707 case Stmt::OMPInterchangeDirectiveClass:
708 K = CXCursor_OMPInterchangeDirective;
709 break;
710 case Stmt::OMPFuseDirectiveClass:
711 K = CXCursor_OMPFuseDirective;
712 break;
713 case Stmt::OMPForDirectiveClass:
714 K = CXCursor_OMPForDirective;
715 break;
716 case Stmt::OMPForSimdDirectiveClass:
717 K = CXCursor_OMPForSimdDirective;
718 break;
719 case Stmt::OMPSectionsDirectiveClass:
720 K = CXCursor_OMPSectionsDirective;
721 break;
722 case Stmt::OMPSectionDirectiveClass:
723 K = CXCursor_OMPSectionDirective;
724 break;
725 case Stmt::OMPScopeDirectiveClass:
726 K = CXCursor_OMPScopeDirective;
727 break;
728 case Stmt::OMPSingleDirectiveClass:
729 K = CXCursor_OMPSingleDirective;
730 break;
731 case Stmt::OMPMasterDirectiveClass:
732 K = CXCursor_OMPMasterDirective;
733 break;
734 case Stmt::OMPCriticalDirectiveClass:
735 K = CXCursor_OMPCriticalDirective;
736 break;
737 case Stmt::OMPParallelForDirectiveClass:
738 K = CXCursor_OMPParallelForDirective;
739 break;
740 case Stmt::OMPParallelForSimdDirectiveClass:
741 K = CXCursor_OMPParallelForSimdDirective;
742 break;
743 case Stmt::OMPParallelMasterDirectiveClass:
744 K = CXCursor_OMPParallelMasterDirective;
745 break;
746 case Stmt::OMPParallelMaskedDirectiveClass:
747 K = CXCursor_OMPParallelMaskedDirective;
748 break;
749 case Stmt::OMPParallelSectionsDirectiveClass:
750 K = CXCursor_OMPParallelSectionsDirective;
751 break;
752 case Stmt::OMPTaskDirectiveClass:
753 K = CXCursor_OMPTaskDirective;
754 break;
755 case Stmt::OMPTaskyieldDirectiveClass:
756 K = CXCursor_OMPTaskyieldDirective;
757 break;
758 case Stmt::OMPBarrierDirectiveClass:
759 K = CXCursor_OMPBarrierDirective;
760 break;
761 case Stmt::OMPTaskwaitDirectiveClass:
762 K = CXCursor_OMPTaskwaitDirective;
763 break;
764 case Stmt::OMPErrorDirectiveClass:
765 K = CXCursor_OMPErrorDirective;
766 break;
767 case Stmt::OMPTaskgroupDirectiveClass:
768 K = CXCursor_OMPTaskgroupDirective;
769 break;
770 case Stmt::OMPFlushDirectiveClass:
771 K = CXCursor_OMPFlushDirective;
772 break;
773 case Stmt::OMPDepobjDirectiveClass:
774 K = CXCursor_OMPDepobjDirective;
775 break;
776 case Stmt::OMPScanDirectiveClass:
777 K = CXCursor_OMPScanDirective;
778 break;
779 case Stmt::OMPOrderedStandaloneDirectiveClass:
780 K = CXCursor_OMPOrderedStandaloneDirective;
781 break;
782 case Stmt::OMPOrderedBlockAssocDirectiveClass:
783 K = CXCursor_OMPOrderedBlockAssocDirective;
784 break;
785 case Stmt::OMPAtomicDirectiveClass:
786 K = CXCursor_OMPAtomicDirective;
787 break;
788 case Stmt::OMPTargetDirectiveClass:
789 K = CXCursor_OMPTargetDirective;
790 break;
791 case Stmt::OMPTargetDataDirectiveClass:
792 K = CXCursor_OMPTargetDataDirective;
793 break;
794 case Stmt::OMPTargetEnterDataDirectiveClass:
795 K = CXCursor_OMPTargetEnterDataDirective;
796 break;
797 case Stmt::OMPTargetExitDataDirectiveClass:
798 K = CXCursor_OMPTargetExitDataDirective;
799 break;
800 case Stmt::OMPTargetParallelDirectiveClass:
801 K = CXCursor_OMPTargetParallelDirective;
802 break;
803 case Stmt::OMPTargetParallelForDirectiveClass:
804 K = CXCursor_OMPTargetParallelForDirective;
805 break;
806 case Stmt::OMPTargetUpdateDirectiveClass:
807 K = CXCursor_OMPTargetUpdateDirective;
808 break;
809 case Stmt::OMPTeamsDirectiveClass:
810 K = CXCursor_OMPTeamsDirective;
811 break;
812 case Stmt::OMPCancellationPointDirectiveClass:
813 K = CXCursor_OMPCancellationPointDirective;
814 break;
815 case Stmt::OMPCancelDirectiveClass:
816 K = CXCursor_OMPCancelDirective;
817 break;
818 case Stmt::OMPTaskLoopDirectiveClass:
819 K = CXCursor_OMPTaskLoopDirective;
820 break;
821 case Stmt::OMPTaskLoopSimdDirectiveClass:
822 K = CXCursor_OMPTaskLoopSimdDirective;
823 break;
824 case Stmt::OMPMasterTaskLoopDirectiveClass:
825 K = CXCursor_OMPMasterTaskLoopDirective;
826 break;
827 case Stmt::OMPMaskedTaskLoopDirectiveClass:
828 K = CXCursor_OMPMaskedTaskLoopDirective;
829 break;
830 case Stmt::OMPMasterTaskLoopSimdDirectiveClass:
831 K = CXCursor_OMPMasterTaskLoopSimdDirective;
832 break;
833 case Stmt::OMPMaskedTaskLoopSimdDirectiveClass:
834 K = CXCursor_OMPMaskedTaskLoopSimdDirective;
835 break;
836 case Stmt::OMPParallelMasterTaskLoopDirectiveClass:
837 K = CXCursor_OMPParallelMasterTaskLoopDirective;
838 break;
839 case Stmt::OMPParallelMaskedTaskLoopDirectiveClass:
840 K = CXCursor_OMPParallelMaskedTaskLoopDirective;
841 break;
842 case Stmt::OMPParallelMasterTaskLoopSimdDirectiveClass:
843 K = CXCursor_OMPParallelMasterTaskLoopSimdDirective;
844 break;
845 case Stmt::OMPParallelMaskedTaskLoopSimdDirectiveClass:
846 K = CXCursor_OMPParallelMaskedTaskLoopSimdDirective;
847 break;
848 case Stmt::OMPDistributeDirectiveClass:
849 K = CXCursor_OMPDistributeDirective;
850 break;
851 case Stmt::OMPDistributeParallelForDirectiveClass:
852 K = CXCursor_OMPDistributeParallelForDirective;
853 break;
854 case Stmt::OMPDistributeParallelForSimdDirectiveClass:
855 K = CXCursor_OMPDistributeParallelForSimdDirective;
856 break;
857 case Stmt::OMPDistributeSimdDirectiveClass:
858 K = CXCursor_OMPDistributeSimdDirective;
859 break;
860 case Stmt::OMPTargetParallelForSimdDirectiveClass:
861 K = CXCursor_OMPTargetParallelForSimdDirective;
862 break;
863 case Stmt::OMPTargetSimdDirectiveClass:
864 K = CXCursor_OMPTargetSimdDirective;
865 break;
866 case Stmt::OMPTeamsDistributeDirectiveClass:
867 K = CXCursor_OMPTeamsDistributeDirective;
868 break;
869 case Stmt::OMPTeamsDistributeSimdDirectiveClass:
870 K = CXCursor_OMPTeamsDistributeSimdDirective;
871 break;
872 case Stmt::OMPTeamsDistributeParallelForSimdDirectiveClass:
873 K = CXCursor_OMPTeamsDistributeParallelForSimdDirective;
874 break;
875 case Stmt::OMPTeamsDistributeParallelForDirectiveClass:
876 K = CXCursor_OMPTeamsDistributeParallelForDirective;
877 break;
878 case Stmt::OMPTargetTeamsDirectiveClass:
879 K = CXCursor_OMPTargetTeamsDirective;
880 break;
881 case Stmt::OMPTargetTeamsDistributeDirectiveClass:
882 K = CXCursor_OMPTargetTeamsDistributeDirective;
883 break;
884 case Stmt::OMPTargetTeamsDistributeParallelForDirectiveClass:
885 K = CXCursor_OMPTargetTeamsDistributeParallelForDirective;
886 break;
887 case Stmt::OMPTargetTeamsDistributeParallelForSimdDirectiveClass:
888 K = CXCursor_OMPTargetTeamsDistributeParallelForSimdDirective;
889 break;
890 case Stmt::OMPTargetTeamsDistributeSimdDirectiveClass:
891 K = CXCursor_OMPTargetTeamsDistributeSimdDirective;
892 break;
893 case Stmt::OMPInteropDirectiveClass:
894 K = CXCursor_OMPInteropDirective;
895 break;
896 case Stmt::OMPDispatchDirectiveClass:
897 K = CXCursor_OMPDispatchDirective;
898 break;
899 case Stmt::OMPMaskedDirectiveClass:
900 K = CXCursor_OMPMaskedDirective;
901 break;
902 case Stmt::OMPGenericLoopDirectiveClass:
903 K = CXCursor_OMPGenericLoopDirective;
904 break;
905 case Stmt::OMPTeamsGenericLoopDirectiveClass:
906 K = CXCursor_OMPTeamsGenericLoopDirective;
907 break;
908 case Stmt::OMPTargetTeamsGenericLoopDirectiveClass:
909 K = CXCursor_OMPTargetTeamsGenericLoopDirective;
910 break;
911 case Stmt::OMPParallelGenericLoopDirectiveClass:
912 K = CXCursor_OMPParallelGenericLoopDirective;
913 break;
914 case Stmt::OpenACCComputeConstructClass:
915 K = CXCursor_OpenACCComputeConstruct;
916 break;
917 case Stmt::OpenACCLoopConstructClass:
918 K = CXCursor_OpenACCLoopConstruct;
919 break;
920 case Stmt::OpenACCCombinedConstructClass:
921 K = CXCursor_OpenACCCombinedConstruct;
922 break;
923 case Stmt::OpenACCDataConstructClass:
924 K = CXCursor_OpenACCDataConstruct;
925 break;
926 case Stmt::OpenACCEnterDataConstructClass:
927 K = CXCursor_OpenACCEnterDataConstruct;
928 break;
929 case Stmt::OpenACCExitDataConstructClass:
930 K = CXCursor_OpenACCExitDataConstruct;
931 break;
932 case Stmt::OpenACCHostDataConstructClass:
933 K = CXCursor_OpenACCHostDataConstruct;
934 break;
935 case Stmt::OpenACCWaitConstructClass:
936 K = CXCursor_OpenACCWaitConstruct;
937 break;
938 case Stmt::OpenACCCacheConstructClass:
939 K = CXCursor_OpenACCCacheConstruct;
940 break;
941 case Stmt::OpenACCInitConstructClass:
942 K = CXCursor_OpenACCInitConstruct;
943 break;
944 case Stmt::OpenACCShutdownConstructClass:
945 K = CXCursor_OpenACCShutdownConstruct;
946 break;
947 case Stmt::OpenACCSetConstructClass:
948 K = CXCursor_OpenACCSetConstruct;
949 break;
950 case Stmt::OpenACCUpdateConstructClass:
951 K = CXCursor_OpenACCUpdateConstruct;
952 break;
953 case Stmt::OpenACCAtomicConstructClass:
954 K = CXCursor_OpenACCAtomicConstruct;
955 break;
956 case Stmt::OMPTargetParallelGenericLoopDirectiveClass:
957 K = CXCursor_OMPTargetParallelGenericLoopDirective;
958 break;
959 case Stmt::BuiltinBitCastExprClass:
960 K = CXCursor_BuiltinBitCastExpr;
961 break;
962 case Stmt::OMPAssumeDirectiveClass:
963 K = CXCursor_OMPAssumeDirective;
964 break;
965 }
966
967 CXCursor C = {.kind: K, .xdata: 0, .data: {Parent, S, TU}};
968 return C;
969}
970
971CXCursor cxcursor::MakeCursorObjCSuperClassRef(ObjCInterfaceDecl *Super,
972 SourceLocation Loc,
973 CXTranslationUnit TU) {
974 assert(Super && TU && "Invalid arguments!");
975 void *RawLoc = Loc.getPtrEncoding();
976 CXCursor C = {.kind: CXCursor_ObjCSuperClassRef, .xdata: 0, .data: {Super, RawLoc, TU}};
977 return C;
978}
979
980std::pair<const ObjCInterfaceDecl *, SourceLocation>
981cxcursor::getCursorObjCSuperClassRef(CXCursor C) {
982 assert(C.kind == CXCursor_ObjCSuperClassRef);
983 return std::make_pair(x: static_cast<const ObjCInterfaceDecl *>(C.data[0]),
984 y: SourceLocation::getFromPtrEncoding(Encoding: C.data[1]));
985}
986
987CXCursor cxcursor::MakeCursorObjCProtocolRef(const ObjCProtocolDecl *Proto,
988 SourceLocation Loc,
989 CXTranslationUnit TU) {
990 assert(Proto && TU && "Invalid arguments!");
991 void *RawLoc = Loc.getPtrEncoding();
992 CXCursor C = {.kind: CXCursor_ObjCProtocolRef, .xdata: 0, .data: {Proto, RawLoc, TU}};
993 return C;
994}
995
996std::pair<const ObjCProtocolDecl *, SourceLocation>
997cxcursor::getCursorObjCProtocolRef(CXCursor C) {
998 assert(C.kind == CXCursor_ObjCProtocolRef);
999 return std::make_pair(x: static_cast<const ObjCProtocolDecl *>(C.data[0]),
1000 y: SourceLocation::getFromPtrEncoding(Encoding: C.data[1]));
1001}
1002
1003CXCursor cxcursor::MakeCursorObjCClassRef(const ObjCInterfaceDecl *Class,
1004 SourceLocation Loc,
1005 CXTranslationUnit TU) {
1006 // 'Class' can be null for invalid code.
1007 if (!Class)
1008 return MakeCXCursorInvalid(K: CXCursor_InvalidCode);
1009 assert(TU && "Invalid arguments!");
1010 void *RawLoc = Loc.getPtrEncoding();
1011 CXCursor C = {.kind: CXCursor_ObjCClassRef, .xdata: 0, .data: {Class, RawLoc, TU}};
1012 return C;
1013}
1014
1015std::pair<const ObjCInterfaceDecl *, SourceLocation>
1016cxcursor::getCursorObjCClassRef(CXCursor C) {
1017 assert(C.kind == CXCursor_ObjCClassRef);
1018 return std::make_pair(x: static_cast<const ObjCInterfaceDecl *>(C.data[0]),
1019 y: SourceLocation::getFromPtrEncoding(Encoding: C.data[1]));
1020}
1021
1022CXCursor cxcursor::MakeCursorTypeRef(const TypeDecl *Type, SourceLocation Loc,
1023 CXTranslationUnit TU) {
1024 assert(Type && TU && "Invalid arguments!");
1025 void *RawLoc = Loc.getPtrEncoding();
1026 CXCursor C = {.kind: CXCursor_TypeRef, .xdata: 0, .data: {Type, RawLoc, TU}};
1027 return C;
1028}
1029
1030std::pair<const TypeDecl *, SourceLocation>
1031cxcursor::getCursorTypeRef(CXCursor C) {
1032 assert(C.kind == CXCursor_TypeRef);
1033 return std::make_pair(x: static_cast<const TypeDecl *>(C.data[0]),
1034 y: SourceLocation::getFromPtrEncoding(Encoding: C.data[1]));
1035}
1036
1037CXCursor cxcursor::MakeCursorTemplateRef(const TemplateDecl *Template,
1038 SourceLocation Loc,
1039 CXTranslationUnit TU) {
1040 assert(Template && TU && "Invalid arguments!");
1041 void *RawLoc = Loc.getPtrEncoding();
1042 CXCursor C = {.kind: CXCursor_TemplateRef, .xdata: 0, .data: {Template, RawLoc, TU}};
1043 return C;
1044}
1045
1046std::pair<const TemplateDecl *, SourceLocation>
1047cxcursor::getCursorTemplateRef(CXCursor C) {
1048 assert(C.kind == CXCursor_TemplateRef);
1049 return std::make_pair(x: static_cast<const TemplateDecl *>(C.data[0]),
1050 y: SourceLocation::getFromPtrEncoding(Encoding: C.data[1]));
1051}
1052
1053CXCursor cxcursor::MakeCursorNamespaceRef(const NamedDecl *NS,
1054 SourceLocation Loc,
1055 CXTranslationUnit TU) {
1056
1057 assert(NS && (isa<NamespaceDecl>(NS) || isa<NamespaceAliasDecl>(NS)) && TU &&
1058 "Invalid arguments!");
1059 void *RawLoc = Loc.getPtrEncoding();
1060 CXCursor C = {.kind: CXCursor_NamespaceRef, .xdata: 0, .data: {NS, RawLoc, TU}};
1061 return C;
1062}
1063
1064std::pair<const NamedDecl *, SourceLocation>
1065cxcursor::getCursorNamespaceRef(CXCursor C) {
1066 assert(C.kind == CXCursor_NamespaceRef);
1067 return std::make_pair(x: static_cast<const NamedDecl *>(C.data[0]),
1068 y: SourceLocation::getFromPtrEncoding(Encoding: C.data[1]));
1069}
1070
1071CXCursor cxcursor::MakeCursorVariableRef(const VarDecl *Var, SourceLocation Loc,
1072 CXTranslationUnit TU) {
1073
1074 assert(Var && TU && "Invalid arguments!");
1075 void *RawLoc = Loc.getPtrEncoding();
1076 CXCursor C = {.kind: CXCursor_VariableRef, .xdata: 0, .data: {Var, RawLoc, TU}};
1077 return C;
1078}
1079
1080std::pair<const VarDecl *, SourceLocation>
1081cxcursor::getCursorVariableRef(CXCursor C) {
1082 assert(C.kind == CXCursor_VariableRef);
1083 return std::make_pair(x: static_cast<const VarDecl *>(C.data[0]),
1084 y: SourceLocation::getFromPtrEncoding(Encoding: C.data[1]));
1085}
1086
1087CXCursor cxcursor::MakeCursorMemberRef(const FieldDecl *Field,
1088 SourceLocation Loc,
1089 CXTranslationUnit TU) {
1090
1091 assert(Field && TU && "Invalid arguments!");
1092 void *RawLoc = Loc.getPtrEncoding();
1093 CXCursor C = {.kind: CXCursor_MemberRef, .xdata: 0, .data: {Field, RawLoc, TU}};
1094 return C;
1095}
1096
1097std::pair<const FieldDecl *, SourceLocation>
1098cxcursor::getCursorMemberRef(CXCursor C) {
1099 assert(C.kind == CXCursor_MemberRef);
1100 return std::make_pair(x: static_cast<const FieldDecl *>(C.data[0]),
1101 y: SourceLocation::getFromPtrEncoding(Encoding: C.data[1]));
1102}
1103
1104CXCursor cxcursor::MakeCursorCXXBaseSpecifier(const CXXBaseSpecifier *B,
1105 CXTranslationUnit TU) {
1106 CXCursor C = {.kind: CXCursor_CXXBaseSpecifier, .xdata: 0, .data: {B, nullptr, TU}};
1107 return C;
1108}
1109
1110const CXXBaseSpecifier *cxcursor::getCursorCXXBaseSpecifier(CXCursor C) {
1111 assert(C.kind == CXCursor_CXXBaseSpecifier);
1112 return static_cast<const CXXBaseSpecifier *>(C.data[0]);
1113}
1114
1115CXCursor cxcursor::MakePreprocessingDirectiveCursor(SourceRange Range,
1116 CXTranslationUnit TU) {
1117 CXCursor C = {
1118 .kind: CXCursor_PreprocessingDirective,
1119 .xdata: 0,
1120 .data: {Range.getBegin().getPtrEncoding(), Range.getEnd().getPtrEncoding(), TU}};
1121 return C;
1122}
1123
1124SourceRange cxcursor::getCursorPreprocessingDirective(CXCursor C) {
1125 assert(C.kind == CXCursor_PreprocessingDirective);
1126 SourceRange Range(SourceLocation::getFromPtrEncoding(Encoding: C.data[0]),
1127 SourceLocation::getFromPtrEncoding(Encoding: C.data[1]));
1128 ASTUnit *TU = getCursorASTUnit(Cursor: C);
1129 return TU->mapRangeFromPreamble(R: Range);
1130}
1131
1132CXCursor cxcursor::MakeMacroDefinitionCursor(const MacroDefinitionRecord *MI,
1133 CXTranslationUnit TU) {
1134 CXCursor C = {.kind: CXCursor_MacroDefinition, .xdata: 0, .data: {MI, nullptr, TU}};
1135 return C;
1136}
1137
1138const MacroDefinitionRecord *cxcursor::getCursorMacroDefinition(CXCursor C) {
1139 assert(C.kind == CXCursor_MacroDefinition);
1140 return static_cast<const MacroDefinitionRecord *>(C.data[0]);
1141}
1142
1143CXCursor cxcursor::MakeMacroExpansionCursor(MacroExpansion *MI,
1144 CXTranslationUnit TU) {
1145 CXCursor C = {.kind: CXCursor_MacroExpansion, .xdata: 0, .data: {MI, nullptr, TU}};
1146 return C;
1147}
1148
1149CXCursor cxcursor::MakeMacroExpansionCursor(MacroDefinitionRecord *MI,
1150 SourceLocation Loc,
1151 CXTranslationUnit TU) {
1152 assert(Loc.isValid());
1153 CXCursor C = {.kind: CXCursor_MacroExpansion, .xdata: 0, .data: {MI, Loc.getPtrEncoding(), TU}};
1154 return C;
1155}
1156
1157const IdentifierInfo *cxcursor::MacroExpansionCursor::getName() const {
1158 if (isPseudo())
1159 return getAsMacroDefinition()->getName();
1160 return getAsMacroExpansion()->getName();
1161}
1162const MacroDefinitionRecord *
1163cxcursor::MacroExpansionCursor::getDefinition() const {
1164 if (isPseudo())
1165 return getAsMacroDefinition();
1166 return getAsMacroExpansion()->getDefinition();
1167}
1168SourceRange cxcursor::MacroExpansionCursor::getSourceRange() const {
1169 if (isPseudo())
1170 return getPseudoLoc();
1171 return getAsMacroExpansion()->getSourceRange();
1172}
1173
1174CXCursor cxcursor::MakeInclusionDirectiveCursor(InclusionDirective *ID,
1175 CXTranslationUnit TU) {
1176 CXCursor C = {.kind: CXCursor_InclusionDirective, .xdata: 0, .data: {ID, nullptr, TU}};
1177 return C;
1178}
1179
1180const InclusionDirective *cxcursor::getCursorInclusionDirective(CXCursor C) {
1181 assert(C.kind == CXCursor_InclusionDirective);
1182 return static_cast<const InclusionDirective *>(C.data[0]);
1183}
1184
1185CXCursor cxcursor::MakeCursorLabelRef(LabelStmt *Label, SourceLocation Loc,
1186 CXTranslationUnit TU) {
1187
1188 assert(Label && TU && "Invalid arguments!");
1189 void *RawLoc = Loc.getPtrEncoding();
1190 CXCursor C = {.kind: CXCursor_LabelRef, .xdata: 0, .data: {Label, RawLoc, TU}};
1191 return C;
1192}
1193
1194std::pair<const LabelStmt *, SourceLocation>
1195cxcursor::getCursorLabelRef(CXCursor C) {
1196 assert(C.kind == CXCursor_LabelRef);
1197 return std::make_pair(x: static_cast<const LabelStmt *>(C.data[0]),
1198 y: SourceLocation::getFromPtrEncoding(Encoding: C.data[1]));
1199}
1200
1201CXCursor cxcursor::MakeCursorOverloadedDeclRef(const OverloadExpr *E,
1202 CXTranslationUnit TU) {
1203 assert(E && TU && "Invalid arguments!");
1204 OverloadedDeclRefStorage Storage(E);
1205 void *RawLoc = E->getNameLoc().getPtrEncoding();
1206 CXCursor C = {
1207 .kind: CXCursor_OverloadedDeclRef, .xdata: 0, .data: {Storage.getOpaqueValue(), RawLoc, TU}};
1208 return C;
1209}
1210
1211CXCursor cxcursor::MakeCursorOverloadedDeclRef(const Decl *D,
1212 SourceLocation Loc,
1213 CXTranslationUnit TU) {
1214 assert(D && TU && "Invalid arguments!");
1215 void *RawLoc = Loc.getPtrEncoding();
1216 OverloadedDeclRefStorage Storage(D);
1217 CXCursor C = {
1218 .kind: CXCursor_OverloadedDeclRef, .xdata: 0, .data: {Storage.getOpaqueValue(), RawLoc, TU}};
1219 return C;
1220}
1221
1222CXCursor cxcursor::MakeCursorOverloadedDeclRef(TemplateName Name,
1223 SourceLocation Loc,
1224 CXTranslationUnit TU) {
1225 assert(Name.getAsOverloadedTemplate() && TU && "Invalid arguments!");
1226 void *RawLoc = Loc.getPtrEncoding();
1227 OverloadedDeclRefStorage Storage(Name.getAsOverloadedTemplate());
1228 CXCursor C = {
1229 .kind: CXCursor_OverloadedDeclRef, .xdata: 0, .data: {Storage.getOpaqueValue(), RawLoc, TU}};
1230 return C;
1231}
1232
1233std::pair<cxcursor::OverloadedDeclRefStorage, SourceLocation>
1234cxcursor::getCursorOverloadedDeclRef(CXCursor C) {
1235 assert(C.kind == CXCursor_OverloadedDeclRef);
1236 return std::make_pair(x: OverloadedDeclRefStorage::getFromOpaqueValue(
1237 VP: const_cast<void *>(C.data[0])),
1238 y: SourceLocation::getFromPtrEncoding(Encoding: C.data[1]));
1239}
1240
1241const Decl *cxcursor::getCursorDecl(CXCursor Cursor) {
1242 return static_cast<const Decl *>(Cursor.data[0]);
1243}
1244
1245const Expr *cxcursor::getCursorExpr(CXCursor Cursor) {
1246 return dyn_cast_or_null<Expr>(Val: getCursorStmt(Cursor));
1247}
1248
1249const Stmt *cxcursor::getCursorStmt(CXCursor Cursor) {
1250 if (Cursor.kind == CXCursor_ObjCSuperClassRef ||
1251 Cursor.kind == CXCursor_ObjCProtocolRef ||
1252 Cursor.kind == CXCursor_ObjCClassRef)
1253 return nullptr;
1254
1255 return static_cast<const Stmt *>(Cursor.data[1]);
1256}
1257
1258const Attr *cxcursor::getCursorAttr(CXCursor Cursor) {
1259 return static_cast<const Attr *>(Cursor.data[1]);
1260}
1261
1262ASTContext &cxcursor::getCursorContext(CXCursor Cursor) {
1263 return getCursorASTUnit(Cursor)->getASTContext();
1264}
1265
1266ASTUnit *cxcursor::getCursorASTUnit(CXCursor Cursor) {
1267 CXTranslationUnit TU = getCursorTU(Cursor);
1268 if (!TU)
1269 return nullptr;
1270 return cxtu::getASTUnit(TU);
1271}
1272
1273CXTranslationUnit cxcursor::getCursorTU(CXCursor Cursor) {
1274 return static_cast<CXTranslationUnit>(const_cast<void *>(Cursor.data[2]));
1275}
1276
1277void cxcursor::getOverriddenCursors(CXCursor cursor,
1278 SmallVectorImpl<CXCursor> &overridden) {
1279 assert(clang_isDeclaration(cursor.kind));
1280 const NamedDecl *D = dyn_cast_or_null<NamedDecl>(Val: getCursorDecl(Cursor: cursor));
1281 if (!D)
1282 return;
1283
1284 CXTranslationUnit TU = getCursorTU(Cursor: cursor);
1285 SmallVector<const NamedDecl *, 8> OverDecls;
1286 D->getASTContext().getOverriddenMethods(Method: D, Overridden&: OverDecls);
1287
1288 for (SmallVectorImpl<const NamedDecl *>::iterator I = OverDecls.begin(),
1289 E = OverDecls.end();
1290 I != E; ++I) {
1291 overridden.push_back(Elt: MakeCXCursor(D: *I, TU));
1292 }
1293}
1294
1295std::pair<int, SourceLocation>
1296cxcursor::getSelectorIdentifierIndexAndLoc(CXCursor cursor) {
1297 if (cursor.kind == CXCursor_ObjCMessageExpr) {
1298 if (cursor.xdata != -1)
1299 return std::make_pair(x&: cursor.xdata,
1300 y: cast<ObjCMessageExpr>(Val: getCursorExpr(Cursor: cursor))
1301 ->getSelectorLoc(Index: cursor.xdata));
1302 } else if (cursor.kind == CXCursor_ObjCClassMethodDecl ||
1303 cursor.kind == CXCursor_ObjCInstanceMethodDecl) {
1304 if (cursor.xdata != -1)
1305 return std::make_pair(x&: cursor.xdata,
1306 y: cast<ObjCMethodDecl>(Val: getCursorDecl(Cursor: cursor))
1307 ->getSelectorLoc(Index: cursor.xdata));
1308 }
1309
1310 return std::make_pair(x: -1, y: SourceLocation());
1311}
1312
1313CXCursor cxcursor::getSelectorIdentifierCursor(int SelIdx, CXCursor cursor) {
1314 CXCursor newCursor = cursor;
1315
1316 if (cursor.kind == CXCursor_ObjCMessageExpr) {
1317 if (SelIdx == -1 ||
1318 unsigned(SelIdx) >=
1319 cast<ObjCMessageExpr>(Val: getCursorExpr(Cursor: cursor))->getNumSelectorLocs())
1320 newCursor.xdata = -1;
1321 else
1322 newCursor.xdata = SelIdx;
1323 } else if (cursor.kind == CXCursor_ObjCClassMethodDecl ||
1324 cursor.kind == CXCursor_ObjCInstanceMethodDecl) {
1325 if (SelIdx == -1 ||
1326 unsigned(SelIdx) >=
1327 cast<ObjCMethodDecl>(Val: getCursorDecl(Cursor: cursor))->getNumSelectorLocs())
1328 newCursor.xdata = -1;
1329 else
1330 newCursor.xdata = SelIdx;
1331 }
1332
1333 return newCursor;
1334}
1335
1336CXCursor cxcursor::getTypeRefCursor(CXCursor cursor) {
1337 if (cursor.kind != CXCursor_CallExpr)
1338 return cursor;
1339
1340 if (cursor.xdata == 0)
1341 return cursor;
1342
1343 const Expr *E = getCursorExpr(Cursor: cursor);
1344 TypeSourceInfo *Type = nullptr;
1345 if (const CXXUnresolvedConstructExpr *UnCtor =
1346 dyn_cast<CXXUnresolvedConstructExpr>(Val: E)) {
1347 Type = UnCtor->getTypeSourceInfo();
1348 } else if (const CXXTemporaryObjectExpr *Tmp =
1349 dyn_cast<CXXTemporaryObjectExpr>(Val: E)) {
1350 Type = Tmp->getTypeSourceInfo();
1351 }
1352
1353 if (!Type)
1354 return cursor;
1355
1356 CXTranslationUnit TU = getCursorTU(Cursor: cursor);
1357 QualType Ty = Type->getType();
1358 TypeLoc TL = Type->getTypeLoc();
1359 SourceLocation Loc = TL.getBeginLoc();
1360
1361 if (const TypedefType *Typedef = Ty->getAs<TypedefType>())
1362 return MakeCursorTypeRef(Type: Typedef->getDecl(), Loc, TU);
1363 if (const TagType *Tag = Ty->getAs<TagType>())
1364 return MakeCursorTypeRef(Type: Tag->getDecl(), Loc, TU);
1365 if (const TemplateTypeParmType *TemplP = Ty->getAs<TemplateTypeParmType>())
1366 return MakeCursorTypeRef(Type: TemplP->getDecl(), Loc, TU);
1367
1368 return cursor;
1369}
1370
1371bool cxcursor::operator==(CXCursor X, CXCursor Y) {
1372 return X.kind == Y.kind && X.data[0] == Y.data[0] && X.data[1] == Y.data[1] &&
1373 X.data[2] == Y.data[2];
1374}
1375
1376// FIXME: Remove once we can model DeclGroups and their appropriate ranges
1377// properly in the ASTs.
1378bool cxcursor::isFirstInDeclGroup(CXCursor C) {
1379 assert(clang_isDeclaration(C.kind));
1380 return ((uintptr_t)(C.data[1])) != 0;
1381}
1382
1383//===----------------------------------------------------------------------===//
1384// libclang CXCursor APIs
1385//===----------------------------------------------------------------------===//
1386
1387int clang_Cursor_isNull(CXCursor cursor) {
1388 return clang_equalCursors(cursor, clang_getNullCursor());
1389}
1390
1391CXTranslationUnit clang_Cursor_getTranslationUnit(CXCursor cursor) {
1392 return getCursorTU(Cursor: cursor);
1393}
1394
1395int clang_Cursor_getNumArguments(CXCursor C) {
1396 if (clang_isDeclaration(C.kind)) {
1397 const Decl *D = cxcursor::getCursorDecl(Cursor: C);
1398 if (const ObjCMethodDecl *MD = dyn_cast_or_null<ObjCMethodDecl>(Val: D))
1399 return MD->param_size();
1400 if (const FunctionDecl *FD = dyn_cast_or_null<FunctionDecl>(Val: D))
1401 return FD->param_size();
1402 }
1403
1404 if (clang_isExpression(C.kind)) {
1405 const Expr *E = cxcursor::getCursorExpr(Cursor: C);
1406 if (const CallExpr *CE = dyn_cast<CallExpr>(Val: E)) {
1407 return CE->getNumArgs();
1408 }
1409 if (const CXXConstructExpr *CE = dyn_cast<CXXConstructExpr>(Val: E)) {
1410 return CE->getNumArgs();
1411 }
1412 }
1413
1414 return -1;
1415}
1416
1417CXCursor clang_Cursor_getArgument(CXCursor C, unsigned i) {
1418 if (clang_isDeclaration(C.kind)) {
1419 const Decl *D = cxcursor::getCursorDecl(Cursor: C);
1420 if (const ObjCMethodDecl *MD = dyn_cast_or_null<ObjCMethodDecl>(Val: D)) {
1421 if (i < MD->param_size())
1422 return cxcursor::MakeCXCursor(D: MD->parameters()[i],
1423 TU: cxcursor::getCursorTU(Cursor: C));
1424 } else if (const FunctionDecl *FD = dyn_cast_or_null<FunctionDecl>(Val: D)) {
1425 if (i < FD->param_size())
1426 return cxcursor::MakeCXCursor(D: FD->parameters()[i],
1427 TU: cxcursor::getCursorTU(Cursor: C));
1428 }
1429 }
1430
1431 if (clang_isExpression(C.kind)) {
1432 const Expr *E = cxcursor::getCursorExpr(Cursor: C);
1433 if (const CallExpr *CE = dyn_cast<CallExpr>(Val: E)) {
1434 if (i < CE->getNumArgs()) {
1435 return cxcursor::MakeCXCursor(S: CE->getArg(Arg: i), Parent: getCursorDecl(Cursor: C),
1436 TU: cxcursor::getCursorTU(Cursor: C));
1437 }
1438 }
1439 if (const CXXConstructExpr *CE = dyn_cast<CXXConstructExpr>(Val: E)) {
1440 if (i < CE->getNumArgs()) {
1441 return cxcursor::MakeCXCursor(S: CE->getArg(Arg: i), Parent: getCursorDecl(Cursor: C),
1442 TU: cxcursor::getCursorTU(Cursor: C));
1443 }
1444 }
1445 }
1446
1447 return clang_getNullCursor();
1448}
1449
1450int clang_Cursor_getNumTemplateArguments(CXCursor C) {
1451 CXCursorKind kind = clang_getCursorKind(C);
1452 if (kind != CXCursor_FunctionDecl && kind != CXCursor_StructDecl &&
1453 kind != CXCursor_ClassDecl &&
1454 kind != CXCursor_ClassTemplatePartialSpecialization) {
1455 return -1;
1456 }
1457
1458 if (const auto *FD =
1459 llvm::dyn_cast_if_present<clang::FunctionDecl>(Val: getCursorDecl(Cursor: C))) {
1460 const FunctionTemplateSpecializationInfo *SpecInfo =
1461 FD->getTemplateSpecializationInfo();
1462 if (!SpecInfo) {
1463 return -1;
1464 }
1465 return SpecInfo->TemplateArguments->size();
1466 }
1467
1468 if (const auto *SD =
1469 llvm::dyn_cast_if_present<clang::ClassTemplateSpecializationDecl>(
1470 Val: getCursorDecl(Cursor: C))) {
1471 return SD->getTemplateArgs().size();
1472 }
1473
1474 return -1;
1475}
1476
1477enum CXGetTemplateArgumentStatus {
1478 /** The operation completed successfully */
1479 CXGetTemplateArgumentStatus_Success = 0,
1480
1481 /** The specified cursor did not represent a FunctionDecl or
1482 ClassTemplateSpecializationDecl. */
1483 CXGetTemplateArgumentStatus_CursorNotCompatibleDecl = -1,
1484
1485 /** The specified cursor was not castable to a FunctionDecl or
1486 ClassTemplateSpecializationDecl. */
1487 CXGetTemplateArgumentStatus_BadDeclCast = -2,
1488
1489 /** A NULL FunctionTemplateSpecializationInfo was retrieved. */
1490 CXGetTemplateArgumentStatus_NullTemplSpecInfo = -3,
1491
1492 /** An invalid (OOB) argument index was specified */
1493 CXGetTemplateArgumentStatus_InvalidIndex = -4
1494};
1495
1496static int clang_Cursor_getTemplateArgument(CXCursor C, unsigned I,
1497 TemplateArgument *TA) {
1498 CXCursorKind kind = clang_getCursorKind(C);
1499 if (kind != CXCursor_FunctionDecl && kind != CXCursor_StructDecl &&
1500 kind != CXCursor_ClassDecl &&
1501 kind != CXCursor_ClassTemplatePartialSpecialization) {
1502 return -1;
1503 }
1504
1505 if (const auto *FD =
1506 llvm::dyn_cast_if_present<clang::FunctionDecl>(Val: getCursorDecl(Cursor: C))) {
1507
1508 const FunctionTemplateSpecializationInfo *SpecInfo =
1509 FD->getTemplateSpecializationInfo();
1510 if (!SpecInfo) {
1511 return CXGetTemplateArgumentStatus_NullTemplSpecInfo;
1512 }
1513
1514 if (I >= SpecInfo->TemplateArguments->size()) {
1515 return CXGetTemplateArgumentStatus_InvalidIndex;
1516 }
1517
1518 *TA = SpecInfo->TemplateArguments->get(Idx: I);
1519 return 0;
1520 }
1521
1522 if (const auto *SD =
1523 llvm::dyn_cast_if_present<clang::ClassTemplateSpecializationDecl>(
1524 Val: getCursorDecl(Cursor: C))) {
1525 if (I >= SD->getTemplateArgs().size()) {
1526 return CXGetTemplateArgumentStatus_InvalidIndex;
1527 }
1528
1529 *TA = SD->getTemplateArgs()[I];
1530 return 0;
1531 }
1532
1533 return CXGetTemplateArgumentStatus_BadDeclCast;
1534}
1535
1536enum CXTemplateArgumentKind clang_Cursor_getTemplateArgumentKind(CXCursor C,
1537 unsigned I) {
1538 TemplateArgument TA;
1539 if (clang_Cursor_getTemplateArgument(C, I, TA: &TA)) {
1540 return CXTemplateArgumentKind_Invalid;
1541 }
1542
1543 switch (TA.getKind()) {
1544 case TemplateArgument::Null:
1545 return CXTemplateArgumentKind_Null;
1546 case TemplateArgument::Type:
1547 return CXTemplateArgumentKind_Type;
1548 case TemplateArgument::Declaration:
1549 return CXTemplateArgumentKind_Declaration;
1550 case TemplateArgument::NullPtr:
1551 return CXTemplateArgumentKind_NullPtr;
1552 case TemplateArgument::Integral:
1553 return CXTemplateArgumentKind_Integral;
1554 case TemplateArgument::StructuralValue:
1555 // FIXME: Expose these values.
1556 return CXTemplateArgumentKind_Invalid;
1557 case TemplateArgument::Template:
1558 return CXTemplateArgumentKind_Template;
1559 case TemplateArgument::TemplateExpansion:
1560 return CXTemplateArgumentKind_TemplateExpansion;
1561 case TemplateArgument::Expression:
1562 return CXTemplateArgumentKind_Expression;
1563 case TemplateArgument::Pack:
1564 return CXTemplateArgumentKind_Pack;
1565 }
1566
1567 return CXTemplateArgumentKind_Invalid;
1568}
1569
1570CXType clang_Cursor_getTemplateArgumentType(CXCursor C, unsigned I) {
1571 TemplateArgument TA;
1572 if (clang_Cursor_getTemplateArgument(C, I, TA: &TA) !=
1573 CXGetTemplateArgumentStatus_Success) {
1574 return cxtype::MakeCXType(T: QualType(), TU: getCursorTU(Cursor: C));
1575 }
1576
1577 if (TA.getKind() != TemplateArgument::Type) {
1578 return cxtype::MakeCXType(T: QualType(), TU: getCursorTU(Cursor: C));
1579 }
1580
1581 return cxtype::MakeCXType(T: TA.getAsType(), TU: getCursorTU(Cursor: C));
1582}
1583
1584long long clang_Cursor_getTemplateArgumentValue(CXCursor C, unsigned I) {
1585 TemplateArgument TA;
1586 if (clang_Cursor_getTemplateArgument(C, I, TA: &TA) !=
1587 CXGetTemplateArgumentStatus_Success) {
1588 assert(0 && "Unable to retrieve TemplateArgument");
1589 return 0;
1590 }
1591
1592 if (TA.getKind() != TemplateArgument::Integral) {
1593 assert(0 && "Passed template argument is not Integral");
1594 return 0;
1595 }
1596
1597 return TA.getAsIntegral().getSExtValue();
1598}
1599
1600unsigned long long clang_Cursor_getTemplateArgumentUnsignedValue(CXCursor C,
1601 unsigned I) {
1602 TemplateArgument TA;
1603 if (clang_Cursor_getTemplateArgument(C, I, TA: &TA) !=
1604 CXGetTemplateArgumentStatus_Success) {
1605 assert(0 && "Unable to retrieve TemplateArgument");
1606 return 0;
1607 }
1608
1609 if (TA.getKind() != TemplateArgument::Integral) {
1610 assert(0 && "Passed template argument is not Integral");
1611 return 0;
1612 }
1613
1614 return TA.getAsIntegral().getZExtValue();
1615}
1616
1617//===----------------------------------------------------------------------===//
1618// CXCursorSet.
1619//===----------------------------------------------------------------------===//
1620
1621typedef llvm::DenseMap<CXCursor, unsigned> CXCursorSet_Impl;
1622
1623static inline CXCursorSet packCXCursorSet(CXCursorSet_Impl *setImpl) {
1624 return (CXCursorSet)setImpl;
1625}
1626static inline CXCursorSet_Impl *unpackCXCursorSet(CXCursorSet set) {
1627 return (CXCursorSet_Impl *)set;
1628}
1629namespace llvm {
1630template <> struct DenseMapInfo<CXCursor> {
1631public:
1632 static inline unsigned getHashValue(const CXCursor &cursor) {
1633 return llvm::DenseMapInfo<std::pair<const void *, const void *>>::
1634 getHashValue(PairVal: std::make_pair(x: cursor.data[0], y: cursor.data[1]));
1635 }
1636 static inline bool isEqual(const CXCursor &x, const CXCursor &y) {
1637 return x.kind == y.kind && x.data[0] == y.data[0] && x.data[1] == y.data[1];
1638 }
1639};
1640} // namespace llvm
1641
1642CXCursorSet clang_createCXCursorSet() {
1643 return packCXCursorSet(setImpl: new CXCursorSet_Impl());
1644}
1645
1646void clang_disposeCXCursorSet(CXCursorSet set) {
1647 delete unpackCXCursorSet(set);
1648}
1649
1650unsigned clang_CXCursorSet_contains(CXCursorSet set, CXCursor cursor) {
1651 CXCursorSet_Impl *setImpl = unpackCXCursorSet(set);
1652 if (!setImpl)
1653 return 0;
1654 return setImpl->contains(Val: cursor);
1655}
1656
1657unsigned clang_CXCursorSet_insert(CXCursorSet set, CXCursor cursor) {
1658 // Do not insert invalid cursors into the set.
1659 if (cursor.kind >= CXCursor_FirstInvalid &&
1660 cursor.kind <= CXCursor_LastInvalid)
1661 return 1;
1662
1663 CXCursorSet_Impl *setImpl = unpackCXCursorSet(set);
1664 if (!setImpl)
1665 return 1;
1666 unsigned &entry = (*setImpl)[cursor];
1667 unsigned flag = entry == 0 ? 1 : 0;
1668 entry = 1;
1669 return flag;
1670}
1671
1672CXCompletionString clang_getCursorCompletionString(CXCursor cursor) {
1673 enum CXCursorKind kind = clang_getCursorKind(cursor);
1674 if (clang_isDeclaration(kind)) {
1675 const Decl *decl = getCursorDecl(Cursor: cursor);
1676 if (const NamedDecl *namedDecl = dyn_cast_or_null<NamedDecl>(Val: decl)) {
1677 ASTUnit *unit = getCursorASTUnit(Cursor: cursor);
1678 CodeCompletionResult Result(namedDecl, CCP_Declaration);
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: true);
1684 return String;
1685 }
1686 } else if (kind == CXCursor_MacroDefinition) {
1687 const MacroDefinitionRecord *definition = getCursorMacroDefinition(C: cursor);
1688 const IdentifierInfo *Macro = definition->getName();
1689 ASTUnit *unit = getCursorASTUnit(Cursor: cursor);
1690 CodeCompletionResult Result(
1691 Macro,
1692 unit->getPreprocessor().getMacroDefinition(II: Macro).getMacroInfo());
1693 CodeCompletionString *String = Result.CreateCodeCompletionString(
1694 Ctx&: unit->getASTContext(), PP&: unit->getPreprocessor(),
1695 CCContext: CodeCompletionContext::CCC_Other,
1696 Allocator&: unit->getCodeCompletionTUInfo().getAllocator(),
1697 CCTUInfo&: unit->getCodeCompletionTUInfo(), IncludeBriefComments: false);
1698 return String;
1699 }
1700 return nullptr;
1701}
1702
1703namespace {
1704struct OverridenCursorsPool {
1705 typedef SmallVector<CXCursor, 2> CursorVec;
1706 std::vector<CursorVec *> AllCursors;
1707 std::vector<CursorVec *> AvailableCursors;
1708
1709 ~OverridenCursorsPool() {
1710 for (std::vector<CursorVec *>::iterator I = AllCursors.begin(),
1711 E = AllCursors.end();
1712 I != E; ++I) {
1713 delete *I;
1714 }
1715 }
1716};
1717} // namespace
1718
1719void *cxcursor::createOverridenCXCursorsPool() {
1720 return new OverridenCursorsPool();
1721}
1722
1723void cxcursor::disposeOverridenCXCursorsPool(void *pool) {
1724 delete static_cast<OverridenCursorsPool *>(pool);
1725}
1726
1727void clang_getOverriddenCursors(CXCursor cursor, CXCursor **overridden,
1728 unsigned *num_overridden) {
1729 if (overridden)
1730 *overridden = nullptr;
1731 if (num_overridden)
1732 *num_overridden = 0;
1733
1734 CXTranslationUnit TU = cxcursor::getCursorTU(Cursor: cursor);
1735
1736 if (!overridden || !num_overridden || !TU)
1737 return;
1738
1739 if (!clang_isDeclaration(cursor.kind))
1740 return;
1741
1742 OverridenCursorsPool &pool =
1743 *static_cast<OverridenCursorsPool *>(TU->OverridenCursorsPool);
1744
1745 OverridenCursorsPool::CursorVec *Vec = nullptr;
1746
1747 if (!pool.AvailableCursors.empty()) {
1748 Vec = pool.AvailableCursors.back();
1749 pool.AvailableCursors.pop_back();
1750 } else {
1751 Vec = new OverridenCursorsPool::CursorVec();
1752 pool.AllCursors.push_back(x: Vec);
1753 }
1754
1755 // Clear out the vector, but don't free the memory contents. This
1756 // reduces malloc() traffic.
1757 Vec->clear();
1758
1759 // Use the first entry to contain a back reference to the vector.
1760 // This is a complete hack.
1761 CXCursor backRefCursor = MakeCXCursorInvalid(K: CXCursor_InvalidFile, TU);
1762 backRefCursor.data[0] = Vec;
1763 assert(cxcursor::getCursorTU(backRefCursor) == TU);
1764 Vec->push_back(Elt: backRefCursor);
1765
1766 // Get the overridden cursors.
1767 cxcursor::getOverriddenCursors(cursor, overridden&: *Vec);
1768
1769 // Did we get any overridden cursors? If not, return Vec to the pool
1770 // of available cursor vectors.
1771 if (Vec->size() == 1) {
1772 pool.AvailableCursors.push_back(x: Vec);
1773 return;
1774 }
1775
1776 // Now tell the caller about the overridden cursors.
1777 assert(Vec->size() > 1);
1778 *overridden = &((*Vec)[1]);
1779 *num_overridden = Vec->size() - 1;
1780}
1781
1782void clang_disposeOverriddenCursors(CXCursor *overridden) {
1783 if (!overridden)
1784 return;
1785
1786 // Use pointer arithmetic to get back the first faux entry
1787 // which has a back-reference to the TU and the vector.
1788 --overridden;
1789 OverridenCursorsPool::CursorVec *Vec =
1790 static_cast<OverridenCursorsPool::CursorVec *>(
1791 const_cast<void *>(overridden->data[0]));
1792 CXTranslationUnit TU = getCursorTU(Cursor: *overridden);
1793
1794 assert(Vec && TU);
1795
1796 OverridenCursorsPool &pool =
1797 *static_cast<OverridenCursorsPool *>(TU->OverridenCursorsPool);
1798
1799 pool.AvailableCursors.push_back(x: Vec);
1800}
1801
1802int clang_Cursor_isDynamicCall(CXCursor C) {
1803 const Expr *E = nullptr;
1804 if (clang_isExpression(C.kind))
1805 E = getCursorExpr(Cursor: C);
1806 if (!E)
1807 return 0;
1808
1809 if (const ObjCMessageExpr *MsgE = dyn_cast<ObjCMessageExpr>(Val: E)) {
1810 if (MsgE->getReceiverKind() != ObjCMessageExpr::Instance)
1811 return false;
1812 if (auto *RecE = dyn_cast<ObjCMessageExpr>(
1813 Val: MsgE->getInstanceReceiver()->IgnoreParenCasts())) {
1814 if (RecE->getMethodFamily() == OMF_alloc)
1815 return false;
1816 }
1817 return true;
1818 }
1819
1820 if (auto *PropRefE = dyn_cast<ObjCPropertyRefExpr>(Val: E)) {
1821 return !PropRefE->isSuperReceiver();
1822 }
1823
1824 const MemberExpr *ME = nullptr;
1825 if (isa<MemberExpr>(Val: E))
1826 ME = cast<MemberExpr>(Val: E);
1827 else if (const CallExpr *CE = dyn_cast<CallExpr>(Val: E))
1828 ME = dyn_cast_or_null<MemberExpr>(Val: CE->getCallee());
1829
1830 if (ME) {
1831 if (const CXXMethodDecl *MD =
1832 dyn_cast_or_null<CXXMethodDecl>(Val: ME->getMemberDecl()))
1833 return MD->isVirtual() &&
1834 ME->performsVirtualDispatch(
1835 LO: cxcursor::getCursorContext(Cursor: C).getLangOpts());
1836 }
1837
1838 return 0;
1839}
1840
1841CXType clang_Cursor_getReceiverType(CXCursor C) {
1842 CXTranslationUnit TU = cxcursor::getCursorTU(Cursor: C);
1843 const Expr *E = nullptr;
1844 if (clang_isExpression(C.kind))
1845 E = getCursorExpr(Cursor: C);
1846
1847 if (const ObjCMessageExpr *MsgE = dyn_cast_or_null<ObjCMessageExpr>(Val: E))
1848 return cxtype::MakeCXType(T: MsgE->getReceiverType(), TU);
1849
1850 if (auto *PropRefE = dyn_cast<ObjCPropertyRefExpr>(Val: E)) {
1851 return cxtype::MakeCXType(
1852 T: PropRefE->getReceiverType(ctx: cxcursor::getCursorContext(Cursor: C)), TU);
1853 }
1854
1855 const MemberExpr *ME = nullptr;
1856 if (isa<MemberExpr>(Val: E))
1857 ME = cast<MemberExpr>(Val: E);
1858 else if (const CallExpr *CE = dyn_cast<CallExpr>(Val: E))
1859 ME = dyn_cast_or_null<MemberExpr>(Val: CE->getCallee());
1860
1861 if (ME) {
1862 if (isa_and_nonnull<CXXMethodDecl>(Val: ME->getMemberDecl())) {
1863 auto receiverTy = ME->getBase()->IgnoreImpCasts()->getType();
1864 return cxtype::MakeCXType(T: receiverTy, TU);
1865 }
1866 }
1867
1868 return cxtype::MakeCXType(T: QualType(), TU);
1869}
1870