File: | tools/clang/tools/libclang/CIndex.cpp |
Warning: | line 4038, column 5 Called C++ object pointer is null |
Press '?' to see keyboard shortcuts
Keyboard shortcuts:
1 | //===- CIndex.cpp - Clang-C Source Indexing Library -----------------------===// | |||
2 | // | |||
3 | // The LLVM Compiler Infrastructure | |||
4 | // | |||
5 | // This file is distributed under the University of Illinois Open Source | |||
6 | // License. See LICENSE.TXT for details. | |||
7 | // | |||
8 | //===----------------------------------------------------------------------===// | |||
9 | // | |||
10 | // This file implements the main API hooks in the Clang-C Source Indexing | |||
11 | // library. | |||
12 | // | |||
13 | //===----------------------------------------------------------------------===// | |||
14 | ||||
15 | #include "CIndexDiagnostic.h" | |||
16 | #include "CIndexer.h" | |||
17 | #include "CLog.h" | |||
18 | #include "CXCursor.h" | |||
19 | #include "CXSourceLocation.h" | |||
20 | #include "CXString.h" | |||
21 | #include "CXTranslationUnit.h" | |||
22 | #include "CXType.h" | |||
23 | #include "CursorVisitor.h" | |||
24 | #include "clang/AST/Attr.h" | |||
25 | #include "clang/AST/StmtVisitor.h" | |||
26 | #include "clang/Basic/Diagnostic.h" | |||
27 | #include "clang/Basic/DiagnosticCategories.h" | |||
28 | #include "clang/Basic/DiagnosticIDs.h" | |||
29 | #include "clang/Basic/Stack.h" | |||
30 | #include "clang/Basic/TargetInfo.h" | |||
31 | #include "clang/Basic/Version.h" | |||
32 | #include "clang/Frontend/ASTUnit.h" | |||
33 | #include "clang/Frontend/CompilerInstance.h" | |||
34 | #include "clang/Frontend/FrontendDiagnostic.h" | |||
35 | #include "clang/Index/CodegenNameGenerator.h" | |||
36 | #include "clang/Index/CommentToXML.h" | |||
37 | #include "clang/Lex/HeaderSearch.h" | |||
38 | #include "clang/Lex/Lexer.h" | |||
39 | #include "clang/Lex/PreprocessingRecord.h" | |||
40 | #include "clang/Lex/Preprocessor.h" | |||
41 | #include "clang/Serialization/SerializationDiagnostic.h" | |||
42 | #include "llvm/ADT/Optional.h" | |||
43 | #include "llvm/ADT/STLExtras.h" | |||
44 | #include "llvm/ADT/StringSwitch.h" | |||
45 | #include "llvm/Config/llvm-config.h" | |||
46 | #include "llvm/Support/Compiler.h" | |||
47 | #include "llvm/Support/CrashRecoveryContext.h" | |||
48 | #include "llvm/Support/Format.h" | |||
49 | #include "llvm/Support/ManagedStatic.h" | |||
50 | #include "llvm/Support/MemoryBuffer.h" | |||
51 | #include "llvm/Support/Mutex.h" | |||
52 | #include "llvm/Support/Program.h" | |||
53 | #include "llvm/Support/SaveAndRestore.h" | |||
54 | #include "llvm/Support/Signals.h" | |||
55 | #include "llvm/Support/TargetSelect.h" | |||
56 | #include "llvm/Support/Threading.h" | |||
57 | #include "llvm/Support/Timer.h" | |||
58 | #include "llvm/Support/raw_ostream.h" | |||
59 | ||||
60 | #if LLVM_ENABLE_THREADS1 != 0 && defined(__APPLE__) | |||
61 | #define USE_DARWIN_THREADS | |||
62 | #endif | |||
63 | ||||
64 | #ifdef USE_DARWIN_THREADS | |||
65 | #include <pthread.h> | |||
66 | #endif | |||
67 | ||||
68 | using namespace clang; | |||
69 | using namespace clang::cxcursor; | |||
70 | using namespace clang::cxtu; | |||
71 | using namespace clang::cxindex; | |||
72 | ||||
73 | CXTranslationUnit cxtu::MakeCXTranslationUnit(CIndexer *CIdx, | |||
74 | std::unique_ptr<ASTUnit> AU) { | |||
75 | if (!AU) | |||
76 | return nullptr; | |||
77 | assert(CIdx)((CIdx) ? static_cast<void> (0) : __assert_fail ("CIdx" , "/build/llvm-toolchain-snapshot-8~svn345461/tools/clang/tools/libclang/CIndex.cpp" , 77, __PRETTY_FUNCTION__)); | |||
78 | CXTranslationUnit D = new CXTranslationUnitImpl(); | |||
79 | D->CIdx = CIdx; | |||
80 | D->TheASTUnit = AU.release(); | |||
81 | D->StringPool = new cxstring::CXStringPool(); | |||
82 | D->Diagnostics = nullptr; | |||
83 | D->OverridenCursorsPool = createOverridenCXCursorsPool(); | |||
84 | D->CommentToXML = nullptr; | |||
85 | D->ParsingOptions = 0; | |||
86 | D->Arguments = {}; | |||
87 | return D; | |||
88 | } | |||
89 | ||||
90 | bool cxtu::isASTReadError(ASTUnit *AU) { | |||
91 | for (ASTUnit::stored_diag_iterator D = AU->stored_diag_begin(), | |||
92 | DEnd = AU->stored_diag_end(); | |||
93 | D != DEnd; ++D) { | |||
94 | if (D->getLevel() >= DiagnosticsEngine::Error && | |||
95 | DiagnosticIDs::getCategoryNumberForDiag(D->getID()) == | |||
96 | diag::DiagCat_AST_Deserialization_Issue) | |||
97 | return true; | |||
98 | } | |||
99 | return false; | |||
100 | } | |||
101 | ||||
102 | cxtu::CXTUOwner::~CXTUOwner() { | |||
103 | if (TU) | |||
104 | clang_disposeTranslationUnit(TU); | |||
105 | } | |||
106 | ||||
107 | /// Compare two source ranges to determine their relative position in | |||
108 | /// the translation unit. | |||
109 | static RangeComparisonResult RangeCompare(SourceManager &SM, | |||
110 | SourceRange R1, | |||
111 | SourceRange R2) { | |||
112 | assert(R1.isValid() && "First range is invalid?")((R1.isValid() && "First range is invalid?") ? static_cast <void> (0) : __assert_fail ("R1.isValid() && \"First range is invalid?\"" , "/build/llvm-toolchain-snapshot-8~svn345461/tools/clang/tools/libclang/CIndex.cpp" , 112, __PRETTY_FUNCTION__)); | |||
113 | assert(R2.isValid() && "Second range is invalid?")((R2.isValid() && "Second range is invalid?") ? static_cast <void> (0) : __assert_fail ("R2.isValid() && \"Second range is invalid?\"" , "/build/llvm-toolchain-snapshot-8~svn345461/tools/clang/tools/libclang/CIndex.cpp" , 113, __PRETTY_FUNCTION__)); | |||
114 | if (R1.getEnd() != R2.getBegin() && | |||
115 | SM.isBeforeInTranslationUnit(R1.getEnd(), R2.getBegin())) | |||
116 | return RangeBefore; | |||
117 | if (R2.getEnd() != R1.getBegin() && | |||
118 | SM.isBeforeInTranslationUnit(R2.getEnd(), R1.getBegin())) | |||
119 | return RangeAfter; | |||
120 | return RangeOverlap; | |||
121 | } | |||
122 | ||||
123 | /// Determine if a source location falls within, before, or after a | |||
124 | /// a given source range. | |||
125 | static RangeComparisonResult LocationCompare(SourceManager &SM, | |||
126 | SourceLocation L, SourceRange R) { | |||
127 | assert(R.isValid() && "First range is invalid?")((R.isValid() && "First range is invalid?") ? static_cast <void> (0) : __assert_fail ("R.isValid() && \"First range is invalid?\"" , "/build/llvm-toolchain-snapshot-8~svn345461/tools/clang/tools/libclang/CIndex.cpp" , 127, __PRETTY_FUNCTION__)); | |||
128 | assert(L.isValid() && "Second range is invalid?")((L.isValid() && "Second range is invalid?") ? static_cast <void> (0) : __assert_fail ("L.isValid() && \"Second range is invalid?\"" , "/build/llvm-toolchain-snapshot-8~svn345461/tools/clang/tools/libclang/CIndex.cpp" , 128, __PRETTY_FUNCTION__)); | |||
129 | if (L == R.getBegin() || L == R.getEnd()) | |||
130 | return RangeOverlap; | |||
131 | if (SM.isBeforeInTranslationUnit(L, R.getBegin())) | |||
132 | return RangeBefore; | |||
133 | if (SM.isBeforeInTranslationUnit(R.getEnd(), L)) | |||
134 | return RangeAfter; | |||
135 | return RangeOverlap; | |||
136 | } | |||
137 | ||||
138 | /// Translate a Clang source range into a CIndex source range. | |||
139 | /// | |||
140 | /// Clang internally represents ranges where the end location points to the | |||
141 | /// start of the token at the end. However, for external clients it is more | |||
142 | /// useful to have a CXSourceRange be a proper half-open interval. This routine | |||
143 | /// does the appropriate translation. | |||
144 | CXSourceRange cxloc::translateSourceRange(const SourceManager &SM, | |||
145 | const LangOptions &LangOpts, | |||
146 | const CharSourceRange &R) { | |||
147 | // We want the last character in this location, so we will adjust the | |||
148 | // location accordingly. | |||
149 | SourceLocation EndLoc = R.getEnd(); | |||
150 | bool IsTokenRange = R.isTokenRange(); | |||
151 | if (EndLoc.isValid() && EndLoc.isMacroID() && !SM.isMacroArgExpansion(EndLoc)) { | |||
152 | CharSourceRange Expansion = SM.getExpansionRange(EndLoc); | |||
153 | EndLoc = Expansion.getEnd(); | |||
154 | IsTokenRange = Expansion.isTokenRange(); | |||
155 | } | |||
156 | if (IsTokenRange && EndLoc.isValid()) { | |||
157 | unsigned Length = Lexer::MeasureTokenLength(SM.getSpellingLoc(EndLoc), | |||
158 | SM, LangOpts); | |||
159 | EndLoc = EndLoc.getLocWithOffset(Length); | |||
160 | } | |||
161 | ||||
162 | CXSourceRange Result = { | |||
163 | { &SM, &LangOpts }, | |||
164 | R.getBegin().getRawEncoding(), | |||
165 | EndLoc.getRawEncoding() | |||
166 | }; | |||
167 | return Result; | |||
168 | } | |||
169 | ||||
170 | //===----------------------------------------------------------------------===// | |||
171 | // Cursor visitor. | |||
172 | //===----------------------------------------------------------------------===// | |||
173 | ||||
174 | static SourceRange getRawCursorExtent(CXCursor C); | |||
175 | static SourceRange getFullCursorExtent(CXCursor C, SourceManager &SrcMgr); | |||
176 | ||||
177 | ||||
178 | RangeComparisonResult CursorVisitor::CompareRegionOfInterest(SourceRange R) { | |||
179 | return RangeCompare(AU->getSourceManager(), R, RegionOfInterest); | |||
180 | } | |||
181 | ||||
182 | /// Visit the given cursor and, if requested by the visitor, | |||
183 | /// its children. | |||
184 | /// | |||
185 | /// \param Cursor the cursor to visit. | |||
186 | /// | |||
187 | /// \param CheckedRegionOfInterest if true, then the caller already checked | |||
188 | /// that this cursor is within the region of interest. | |||
189 | /// | |||
190 | /// \returns true if the visitation should be aborted, false if it | |||
191 | /// should continue. | |||
192 | bool CursorVisitor::Visit(CXCursor Cursor, bool CheckedRegionOfInterest) { | |||
193 | if (clang_isInvalid(Cursor.kind)) | |||
194 | return false; | |||
195 | ||||
196 | if (clang_isDeclaration(Cursor.kind)) { | |||
197 | const Decl *D = getCursorDecl(Cursor); | |||
198 | if (!D) { | |||
199 | assert(0 && "Invalid declaration cursor")((0 && "Invalid declaration cursor") ? static_cast< void> (0) : __assert_fail ("0 && \"Invalid declaration cursor\"" , "/build/llvm-toolchain-snapshot-8~svn345461/tools/clang/tools/libclang/CIndex.cpp" , 199, __PRETTY_FUNCTION__)); | |||
200 | return true; // abort. | |||
201 | } | |||
202 | ||||
203 | // Ignore implicit declarations, unless it's an objc method because | |||
204 | // currently we should report implicit methods for properties when indexing. | |||
205 | if (D->isImplicit() && !isa<ObjCMethodDecl>(D)) | |||
206 | return false; | |||
207 | } | |||
208 | ||||
209 | // If we have a range of interest, and this cursor doesn't intersect with it, | |||
210 | // we're done. | |||
211 | if (RegionOfInterest.isValid() && !CheckedRegionOfInterest) { | |||
212 | SourceRange Range = getRawCursorExtent(Cursor); | |||
213 | if (Range.isInvalid() || CompareRegionOfInterest(Range)) | |||
214 | return false; | |||
215 | } | |||
216 | ||||
217 | switch (Visitor(Cursor, Parent, ClientData)) { | |||
218 | case CXChildVisit_Break: | |||
219 | return true; | |||
220 | ||||
221 | case CXChildVisit_Continue: | |||
222 | return false; | |||
223 | ||||
224 | case CXChildVisit_Recurse: { | |||
225 | bool ret = VisitChildren(Cursor); | |||
226 | if (PostChildrenVisitor) | |||
227 | if (PostChildrenVisitor(Cursor, ClientData)) | |||
228 | return true; | |||
229 | return ret; | |||
230 | } | |||
231 | } | |||
232 | ||||
233 | llvm_unreachable("Invalid CXChildVisitResult!")::llvm::llvm_unreachable_internal("Invalid CXChildVisitResult!" , "/build/llvm-toolchain-snapshot-8~svn345461/tools/clang/tools/libclang/CIndex.cpp" , 233); | |||
234 | } | |||
235 | ||||
236 | static bool visitPreprocessedEntitiesInRange(SourceRange R, | |||
237 | PreprocessingRecord &PPRec, | |||
238 | CursorVisitor &Visitor) { | |||
239 | SourceManager &SM = Visitor.getASTUnit()->getSourceManager(); | |||
240 | FileID FID; | |||
241 | ||||
242 | if (!Visitor.shouldVisitIncludedEntities()) { | |||
243 | // If the begin/end of the range lie in the same FileID, do the optimization | |||
244 | // where we skip preprocessed entities that do not come from the same FileID. | |||
245 | FID = SM.getFileID(SM.getFileLoc(R.getBegin())); | |||
246 | if (FID != SM.getFileID(SM.getFileLoc(R.getEnd()))) | |||
247 | FID = FileID(); | |||
248 | } | |||
249 | ||||
250 | const auto &Entities = PPRec.getPreprocessedEntitiesInRange(R); | |||
251 | return Visitor.visitPreprocessedEntities(Entities.begin(), Entities.end(), | |||
252 | PPRec, FID); | |||
253 | } | |||
254 | ||||
255 | bool CursorVisitor::visitFileRegion() { | |||
256 | if (RegionOfInterest.isInvalid()) | |||
257 | return false; | |||
258 | ||||
259 | ASTUnit *Unit = cxtu::getASTUnit(TU); | |||
260 | SourceManager &SM = Unit->getSourceManager(); | |||
261 | ||||
262 | std::pair<FileID, unsigned> | |||
263 | Begin = SM.getDecomposedLoc(SM.getFileLoc(RegionOfInterest.getBegin())), | |||
264 | End = SM.getDecomposedLoc(SM.getFileLoc(RegionOfInterest.getEnd())); | |||
265 | ||||
266 | if (End.first != Begin.first) { | |||
267 | // If the end does not reside in the same file, try to recover by | |||
268 | // picking the end of the file of begin location. | |||
269 | End.first = Begin.first; | |||
270 | End.second = SM.getFileIDSize(Begin.first); | |||
271 | } | |||
272 | ||||
273 | assert(Begin.first == End.first)((Begin.first == End.first) ? static_cast<void> (0) : __assert_fail ("Begin.first == End.first", "/build/llvm-toolchain-snapshot-8~svn345461/tools/clang/tools/libclang/CIndex.cpp" , 273, __PRETTY_FUNCTION__)); | |||
274 | if (Begin.second > End.second) | |||
275 | return false; | |||
276 | ||||
277 | FileID File = Begin.first; | |||
278 | unsigned Offset = Begin.second; | |||
279 | unsigned Length = End.second - Begin.second; | |||
280 | ||||
281 | if (!VisitDeclsOnly && !VisitPreprocessorLast) | |||
282 | if (visitPreprocessedEntitiesInRegion()) | |||
283 | return true; // visitation break. | |||
284 | ||||
285 | if (visitDeclsFromFileRegion(File, Offset, Length)) | |||
286 | return true; // visitation break. | |||
287 | ||||
288 | if (!VisitDeclsOnly && VisitPreprocessorLast) | |||
289 | return visitPreprocessedEntitiesInRegion(); | |||
290 | ||||
291 | return false; | |||
292 | } | |||
293 | ||||
294 | static bool isInLexicalContext(Decl *D, DeclContext *DC) { | |||
295 | if (!DC) | |||
296 | return false; | |||
297 | ||||
298 | for (DeclContext *DeclDC = D->getLexicalDeclContext(); | |||
299 | DeclDC; DeclDC = DeclDC->getLexicalParent()) { | |||
300 | if (DeclDC == DC) | |||
301 | return true; | |||
302 | } | |||
303 | return false; | |||
304 | } | |||
305 | ||||
306 | bool CursorVisitor::visitDeclsFromFileRegion(FileID File, | |||
307 | unsigned Offset, unsigned Length) { | |||
308 | ASTUnit *Unit = cxtu::getASTUnit(TU); | |||
309 | SourceManager &SM = Unit->getSourceManager(); | |||
310 | SourceRange Range = RegionOfInterest; | |||
311 | ||||
312 | SmallVector<Decl *, 16> Decls; | |||
313 | Unit->findFileRegionDecls(File, Offset, Length, Decls); | |||
314 | ||||
315 | // If we didn't find any file level decls for the file, try looking at the | |||
316 | // file that it was included from. | |||
317 | while (Decls.empty() || Decls.front()->isTopLevelDeclInObjCContainer()) { | |||
318 | bool Invalid = false; | |||
319 | const SrcMgr::SLocEntry &SLEntry = SM.getSLocEntry(File, &Invalid); | |||
320 | if (Invalid) | |||
321 | return false; | |||
322 | ||||
323 | SourceLocation Outer; | |||
324 | if (SLEntry.isFile()) | |||
325 | Outer = SLEntry.getFile().getIncludeLoc(); | |||
326 | else | |||
327 | Outer = SLEntry.getExpansion().getExpansionLocStart(); | |||
328 | if (Outer.isInvalid()) | |||
329 | return false; | |||
330 | ||||
331 | std::tie(File, Offset) = SM.getDecomposedExpansionLoc(Outer); | |||
332 | Length = 0; | |||
333 | Unit->findFileRegionDecls(File, Offset, Length, Decls); | |||
334 | } | |||
335 | ||||
336 | assert(!Decls.empty())((!Decls.empty()) ? static_cast<void> (0) : __assert_fail ("!Decls.empty()", "/build/llvm-toolchain-snapshot-8~svn345461/tools/clang/tools/libclang/CIndex.cpp" , 336, __PRETTY_FUNCTION__)); | |||
337 | ||||
338 | bool VisitedAtLeastOnce = false; | |||
339 | DeclContext *CurDC = nullptr; | |||
340 | SmallVectorImpl<Decl *>::iterator DIt = Decls.begin(); | |||
341 | for (SmallVectorImpl<Decl *>::iterator DE = Decls.end(); DIt != DE; ++DIt) { | |||
342 | Decl *D = *DIt; | |||
343 | if (D->getSourceRange().isInvalid()) | |||
344 | continue; | |||
345 | ||||
346 | if (isInLexicalContext(D, CurDC)) | |||
347 | continue; | |||
348 | ||||
349 | CurDC = dyn_cast<DeclContext>(D); | |||
350 | ||||
351 | if (TagDecl *TD = dyn_cast<TagDecl>(D)) | |||
352 | if (!TD->isFreeStanding()) | |||
353 | continue; | |||
354 | ||||
355 | RangeComparisonResult CompRes = RangeCompare(SM, D->getSourceRange(),Range); | |||
356 | if (CompRes == RangeBefore) | |||
357 | continue; | |||
358 | if (CompRes == RangeAfter) | |||
359 | break; | |||
360 | ||||
361 | assert(CompRes == RangeOverlap)((CompRes == RangeOverlap) ? static_cast<void> (0) : __assert_fail ("CompRes == RangeOverlap", "/build/llvm-toolchain-snapshot-8~svn345461/tools/clang/tools/libclang/CIndex.cpp" , 361, __PRETTY_FUNCTION__)); | |||
362 | VisitedAtLeastOnce = true; | |||
363 | ||||
364 | if (isa<ObjCContainerDecl>(D)) { | |||
365 | FileDI_current = &DIt; | |||
366 | FileDE_current = DE; | |||
367 | } else { | |||
368 | FileDI_current = nullptr; | |||
369 | } | |||
370 | ||||
371 | if (Visit(MakeCXCursor(D, TU, Range), /*CheckedRegionOfInterest=*/true)) | |||
372 | return true; // visitation break. | |||
373 | } | |||
374 | ||||
375 | if (VisitedAtLeastOnce) | |||
376 | return false; | |||
377 | ||||
378 | // No Decls overlapped with the range. Move up the lexical context until there | |||
379 | // is a context that contains the range or we reach the translation unit | |||
380 | // level. | |||
381 | DeclContext *DC = DIt == Decls.begin() ? (*DIt)->getLexicalDeclContext() | |||
382 | : (*(DIt-1))->getLexicalDeclContext(); | |||
383 | ||||
384 | while (DC && !DC->isTranslationUnit()) { | |||
385 | Decl *D = cast<Decl>(DC); | |||
386 | SourceRange CurDeclRange = D->getSourceRange(); | |||
387 | if (CurDeclRange.isInvalid()) | |||
388 | break; | |||
389 | ||||
390 | if (RangeCompare(SM, CurDeclRange, Range) == RangeOverlap) { | |||
391 | if (Visit(MakeCXCursor(D, TU, Range), /*CheckedRegionOfInterest=*/true)) | |||
392 | return true; // visitation break. | |||
393 | } | |||
394 | ||||
395 | DC = D->getLexicalDeclContext(); | |||
396 | } | |||
397 | ||||
398 | return false; | |||
399 | } | |||
400 | ||||
401 | bool CursorVisitor::visitPreprocessedEntitiesInRegion() { | |||
402 | if (!AU->getPreprocessor().getPreprocessingRecord()) | |||
403 | return false; | |||
404 | ||||
405 | PreprocessingRecord &PPRec | |||
406 | = *AU->getPreprocessor().getPreprocessingRecord(); | |||
407 | SourceManager &SM = AU->getSourceManager(); | |||
408 | ||||
409 | if (RegionOfInterest.isValid()) { | |||
410 | SourceRange MappedRange = AU->mapRangeToPreamble(RegionOfInterest); | |||
411 | SourceLocation B = MappedRange.getBegin(); | |||
412 | SourceLocation E = MappedRange.getEnd(); | |||
413 | ||||
414 | if (AU->isInPreambleFileID(B)) { | |||
415 | if (SM.isLoadedSourceLocation(E)) | |||
416 | return visitPreprocessedEntitiesInRange(SourceRange(B, E), | |||
417 | PPRec, *this); | |||
418 | ||||
419 | // Beginning of range lies in the preamble but it also extends beyond | |||
420 | // it into the main file. Split the range into 2 parts, one covering | |||
421 | // the preamble and another covering the main file. This allows subsequent | |||
422 | // calls to visitPreprocessedEntitiesInRange to accept a source range that | |||
423 | // lies in the same FileID, allowing it to skip preprocessed entities that | |||
424 | // do not come from the same FileID. | |||
425 | bool breaked = | |||
426 | visitPreprocessedEntitiesInRange( | |||
427 | SourceRange(B, AU->getEndOfPreambleFileID()), | |||
428 | PPRec, *this); | |||
429 | if (breaked) return true; | |||
430 | return visitPreprocessedEntitiesInRange( | |||
431 | SourceRange(AU->getStartOfMainFileID(), E), | |||
432 | PPRec, *this); | |||
433 | } | |||
434 | ||||
435 | return visitPreprocessedEntitiesInRange(SourceRange(B, E), PPRec, *this); | |||
436 | } | |||
437 | ||||
438 | bool OnlyLocalDecls | |||
439 | = !AU->isMainFileAST() && AU->getOnlyLocalDecls(); | |||
440 | ||||
441 | if (OnlyLocalDecls) | |||
442 | return visitPreprocessedEntities(PPRec.local_begin(), PPRec.local_end(), | |||
443 | PPRec); | |||
444 | ||||
445 | return visitPreprocessedEntities(PPRec.begin(), PPRec.end(), PPRec); | |||
446 | } | |||
447 | ||||
448 | template<typename InputIterator> | |||
449 | bool CursorVisitor::visitPreprocessedEntities(InputIterator First, | |||
450 | InputIterator Last, | |||
451 | PreprocessingRecord &PPRec, | |||
452 | FileID FID) { | |||
453 | for (; First != Last; ++First) { | |||
454 | if (!FID.isInvalid() && !PPRec.isEntityInFileID(First, FID)) | |||
455 | continue; | |||
456 | ||||
457 | PreprocessedEntity *PPE = *First; | |||
458 | if (!PPE) | |||
459 | continue; | |||
460 | ||||
461 | if (MacroExpansion *ME = dyn_cast<MacroExpansion>(PPE)) { | |||
462 | if (Visit(MakeMacroExpansionCursor(ME, TU))) | |||
463 | return true; | |||
464 | ||||
465 | continue; | |||
466 | } | |||
467 | ||||
468 | if (MacroDefinitionRecord *MD = dyn_cast<MacroDefinitionRecord>(PPE)) { | |||
469 | if (Visit(MakeMacroDefinitionCursor(MD, TU))) | |||
470 | return true; | |||
471 | ||||
472 | continue; | |||
473 | } | |||
474 | ||||
475 | if (InclusionDirective *ID = dyn_cast<InclusionDirective>(PPE)) { | |||
476 | if (Visit(MakeInclusionDirectiveCursor(ID, TU))) | |||
477 | return true; | |||
478 | ||||
479 | continue; | |||
480 | } | |||
481 | } | |||
482 | ||||
483 | return false; | |||
484 | } | |||
485 | ||||
486 | /// Visit the children of the given cursor. | |||
487 | /// | |||
488 | /// \returns true if the visitation should be aborted, false if it | |||
489 | /// should continue. | |||
490 | bool CursorVisitor::VisitChildren(CXCursor Cursor) { | |||
491 | if (clang_isReference(Cursor.kind) && | |||
492 | Cursor.kind != CXCursor_CXXBaseSpecifier) { | |||
493 | // By definition, references have no children. | |||
494 | return false; | |||
495 | } | |||
496 | ||||
497 | // Set the Parent field to Cursor, then back to its old value once we're | |||
498 | // done. | |||
499 | SetParentRAII SetParent(Parent, StmtParent, Cursor); | |||
500 | ||||
501 | if (clang_isDeclaration(Cursor.kind)) { | |||
502 | Decl *D = const_cast<Decl *>(getCursorDecl(Cursor)); | |||
503 | if (!D) | |||
504 | return false; | |||
505 | ||||
506 | return VisitAttributes(D) || Visit(D); | |||
507 | } | |||
508 | ||||
509 | if (clang_isStatement(Cursor.kind)) { | |||
510 | if (const Stmt *S = getCursorStmt(Cursor)) | |||
511 | return Visit(S); | |||
512 | ||||
513 | return false; | |||
514 | } | |||
515 | ||||
516 | if (clang_isExpression(Cursor.kind)) { | |||
517 | if (const Expr *E = getCursorExpr(Cursor)) | |||
518 | return Visit(E); | |||
519 | ||||
520 | return false; | |||
521 | } | |||
522 | ||||
523 | if (clang_isTranslationUnit(Cursor.kind)) { | |||
524 | CXTranslationUnit TU = getCursorTU(Cursor); | |||
525 | ASTUnit *CXXUnit = cxtu::getASTUnit(TU); | |||
526 | ||||
527 | int VisitOrder[2] = { VisitPreprocessorLast, !VisitPreprocessorLast }; | |||
528 | for (unsigned I = 0; I != 2; ++I) { | |||
529 | if (VisitOrder[I]) { | |||
530 | if (!CXXUnit->isMainFileAST() && CXXUnit->getOnlyLocalDecls() && | |||
531 | RegionOfInterest.isInvalid()) { | |||
532 | for (ASTUnit::top_level_iterator TL = CXXUnit->top_level_begin(), | |||
533 | TLEnd = CXXUnit->top_level_end(); | |||
534 | TL != TLEnd; ++TL) { | |||
535 | const Optional<bool> V = handleDeclForVisitation(*TL); | |||
536 | if (!V.hasValue()) | |||
537 | continue; | |||
538 | return V.getValue(); | |||
539 | } | |||
540 | } else if (VisitDeclContext( | |||
541 | CXXUnit->getASTContext().getTranslationUnitDecl())) | |||
542 | return true; | |||
543 | continue; | |||
544 | } | |||
545 | ||||
546 | // Walk the preprocessing record. | |||
547 | if (CXXUnit->getPreprocessor().getPreprocessingRecord()) | |||
548 | visitPreprocessedEntitiesInRegion(); | |||
549 | } | |||
550 | ||||
551 | return false; | |||
552 | } | |||
553 | ||||
554 | if (Cursor.kind == CXCursor_CXXBaseSpecifier) { | |||
555 | if (const CXXBaseSpecifier *Base = getCursorCXXBaseSpecifier(Cursor)) { | |||
556 | if (TypeSourceInfo *BaseTSInfo = Base->getTypeSourceInfo()) { | |||
557 | return Visit(BaseTSInfo->getTypeLoc()); | |||
558 | } | |||
559 | } | |||
560 | } | |||
561 | ||||
562 | if (Cursor.kind == CXCursor_IBOutletCollectionAttr) { | |||
563 | const IBOutletCollectionAttr *A = | |||
564 | cast<IBOutletCollectionAttr>(cxcursor::getCursorAttr(Cursor)); | |||
565 | if (const ObjCObjectType *ObjT = A->getInterface()->getAs<ObjCObjectType>()) | |||
566 | return Visit(cxcursor::MakeCursorObjCClassRef( | |||
567 | ObjT->getInterface(), | |||
568 | A->getInterfaceLoc()->getTypeLoc().getBeginLoc(), TU)); | |||
569 | } | |||
570 | ||||
571 | // If pointing inside a macro definition, check if the token is an identifier | |||
572 | // that was ever defined as a macro. In such a case, create a "pseudo" macro | |||
573 | // expansion cursor for that token. | |||
574 | SourceLocation BeginLoc = RegionOfInterest.getBegin(); | |||
575 | if (Cursor.kind == CXCursor_MacroDefinition && | |||
576 | BeginLoc == RegionOfInterest.getEnd()) { | |||
577 | SourceLocation Loc = AU->mapLocationToPreamble(BeginLoc); | |||
578 | const MacroInfo *MI = | |||
579 | getMacroInfo(cxcursor::getCursorMacroDefinition(Cursor), TU); | |||
580 | if (MacroDefinitionRecord *MacroDef = | |||
581 | checkForMacroInMacroDefinition(MI, Loc, TU)) | |||
582 | return Visit(cxcursor::MakeMacroExpansionCursor(MacroDef, BeginLoc, TU)); | |||
583 | } | |||
584 | ||||
585 | // Nothing to visit at the moment. | |||
586 | return false; | |||
587 | } | |||
588 | ||||
589 | bool CursorVisitor::VisitBlockDecl(BlockDecl *B) { | |||
590 | if (TypeSourceInfo *TSInfo = B->getSignatureAsWritten()) | |||
591 | if (Visit(TSInfo->getTypeLoc())) | |||
592 | return true; | |||
593 | ||||
594 | if (Stmt *Body = B->getBody()) | |||
595 | return Visit(MakeCXCursor(Body, StmtParent, TU, RegionOfInterest)); | |||
596 | ||||
597 | return false; | |||
598 | } | |||
599 | ||||
600 | Optional<bool> CursorVisitor::shouldVisitCursor(CXCursor Cursor) { | |||
601 | if (RegionOfInterest.isValid()) { | |||
602 | SourceRange Range = getFullCursorExtent(Cursor, AU->getSourceManager()); | |||
603 | if (Range.isInvalid()) | |||
604 | return None; | |||
605 | ||||
606 | switch (CompareRegionOfInterest(Range)) { | |||
607 | case RangeBefore: | |||
608 | // This declaration comes before the region of interest; skip it. | |||
609 | return None; | |||
610 | ||||
611 | case RangeAfter: | |||
612 | // This declaration comes after the region of interest; we're done. | |||
613 | return false; | |||
614 | ||||
615 | case RangeOverlap: | |||
616 | // This declaration overlaps the region of interest; visit it. | |||
617 | break; | |||
618 | } | |||
619 | } | |||
620 | return true; | |||
621 | } | |||
622 | ||||
623 | bool CursorVisitor::VisitDeclContext(DeclContext *DC) { | |||
624 | DeclContext::decl_iterator I = DC->decls_begin(), E = DC->decls_end(); | |||
625 | ||||
626 | // FIXME: Eventually remove. This part of a hack to support proper | |||
627 | // iteration over all Decls contained lexically within an ObjC container. | |||
628 | SaveAndRestore<DeclContext::decl_iterator*> DI_saved(DI_current, &I); | |||
629 | SaveAndRestore<DeclContext::decl_iterator> DE_saved(DE_current, E); | |||
630 | ||||
631 | for ( ; I != E; ++I) { | |||
632 | Decl *D = *I; | |||
633 | if (D->getLexicalDeclContext() != DC) | |||
634 | continue; | |||
635 | const Optional<bool> V = handleDeclForVisitation(D); | |||
636 | if (!V.hasValue()) | |||
637 | continue; | |||
638 | return V.getValue(); | |||
639 | } | |||
640 | return false; | |||
641 | } | |||
642 | ||||
643 | Optional<bool> CursorVisitor::handleDeclForVisitation(const Decl *D) { | |||
644 | CXCursor Cursor = MakeCXCursor(D, TU, RegionOfInterest); | |||
645 | ||||
646 | // Ignore synthesized ivars here, otherwise if we have something like: | |||
647 | // @synthesize prop = _prop; | |||
648 | // and '_prop' is not declared, we will encounter a '_prop' ivar before | |||
649 | // encountering the 'prop' synthesize declaration and we will think that | |||
650 | // we passed the region-of-interest. | |||
651 | if (auto *ivarD = dyn_cast<ObjCIvarDecl>(D)) { | |||
652 | if (ivarD->getSynthesize()) | |||
653 | return None; | |||
654 | } | |||
655 | ||||
656 | // FIXME: ObjCClassRef/ObjCProtocolRef for forward class/protocol | |||
657 | // declarations is a mismatch with the compiler semantics. | |||
658 | if (Cursor.kind == CXCursor_ObjCInterfaceDecl) { | |||
659 | auto *ID = cast<ObjCInterfaceDecl>(D); | |||
660 | if (!ID->isThisDeclarationADefinition()) | |||
661 | Cursor = MakeCursorObjCClassRef(ID, ID->getLocation(), TU); | |||
662 | ||||
663 | } else if (Cursor.kind == CXCursor_ObjCProtocolDecl) { | |||
664 | auto *PD = cast<ObjCProtocolDecl>(D); | |||
665 | if (!PD->isThisDeclarationADefinition()) | |||
666 | Cursor = MakeCursorObjCProtocolRef(PD, PD->getLocation(), TU); | |||
667 | } | |||
668 | ||||
669 | const Optional<bool> V = shouldVisitCursor(Cursor); | |||
670 | if (!V.hasValue()) | |||
671 | return None; | |||
672 | if (!V.getValue()) | |||
673 | return false; | |||
674 | if (Visit(Cursor, true)) | |||
675 | return true; | |||
676 | return None; | |||
677 | } | |||
678 | ||||
679 | bool CursorVisitor::VisitTranslationUnitDecl(TranslationUnitDecl *D) { | |||
680 | llvm_unreachable("Translation units are visited directly by Visit()")::llvm::llvm_unreachable_internal("Translation units are visited directly by Visit()" , "/build/llvm-toolchain-snapshot-8~svn345461/tools/clang/tools/libclang/CIndex.cpp" , 680); | |||
681 | } | |||
682 | ||||
683 | bool CursorVisitor::VisitTypeAliasTemplateDecl(TypeAliasTemplateDecl *D) { | |||
684 | if (VisitTemplateParameters(D->getTemplateParameters())) | |||
685 | return true; | |||
686 | ||||
687 | return Visit(MakeCXCursor(D->getTemplatedDecl(), TU, RegionOfInterest)); | |||
688 | } | |||
689 | ||||
690 | bool CursorVisitor::VisitTypeAliasDecl(TypeAliasDecl *D) { | |||
691 | if (TypeSourceInfo *TSInfo = D->getTypeSourceInfo()) | |||
692 | return Visit(TSInfo->getTypeLoc()); | |||
693 | ||||
694 | return false; | |||
695 | } | |||
696 | ||||
697 | bool CursorVisitor::VisitTypedefDecl(TypedefDecl *D) { | |||
698 | if (TypeSourceInfo *TSInfo = D->getTypeSourceInfo()) | |||
699 | return Visit(TSInfo->getTypeLoc()); | |||
700 | ||||
701 | return false; | |||
702 | } | |||
703 | ||||
704 | bool CursorVisitor::VisitTagDecl(TagDecl *D) { | |||
705 | return VisitDeclContext(D); | |||
706 | } | |||
707 | ||||
708 | bool CursorVisitor::VisitClassTemplateSpecializationDecl( | |||
709 | ClassTemplateSpecializationDecl *D) { | |||
710 | bool ShouldVisitBody = false; | |||
711 | switch (D->getSpecializationKind()) { | |||
712 | case TSK_Undeclared: | |||
713 | case TSK_ImplicitInstantiation: | |||
714 | // Nothing to visit | |||
715 | return false; | |||
716 | ||||
717 | case TSK_ExplicitInstantiationDeclaration: | |||
718 | case TSK_ExplicitInstantiationDefinition: | |||
719 | break; | |||
720 | ||||
721 | case TSK_ExplicitSpecialization: | |||
722 | ShouldVisitBody = true; | |||
723 | break; | |||
724 | } | |||
725 | ||||
726 | // Visit the template arguments used in the specialization. | |||
727 | if (TypeSourceInfo *SpecType = D->getTypeAsWritten()) { | |||
728 | TypeLoc TL = SpecType->getTypeLoc(); | |||
729 | if (TemplateSpecializationTypeLoc TSTLoc = | |||
730 | TL.getAs<TemplateSpecializationTypeLoc>()) { | |||
731 | for (unsigned I = 0, N = TSTLoc.getNumArgs(); I != N; ++I) | |||
732 | if (VisitTemplateArgumentLoc(TSTLoc.getArgLoc(I))) | |||
733 | return true; | |||
734 | } | |||
735 | } | |||
736 | ||||
737 | return ShouldVisitBody && VisitCXXRecordDecl(D); | |||
738 | } | |||
739 | ||||
740 | bool CursorVisitor::VisitClassTemplatePartialSpecializationDecl( | |||
741 | ClassTemplatePartialSpecializationDecl *D) { | |||
742 | // FIXME: Visit the "outer" template parameter lists on the TagDecl | |||
743 | // before visiting these template parameters. | |||
744 | if (VisitTemplateParameters(D->getTemplateParameters())) | |||
745 | return true; | |||
746 | ||||
747 | // Visit the partial specialization arguments. | |||
748 | const ASTTemplateArgumentListInfo *Info = D->getTemplateArgsAsWritten(); | |||
749 | const TemplateArgumentLoc *TemplateArgs = Info->getTemplateArgs(); | |||
750 | for (unsigned I = 0, N = Info->NumTemplateArgs; I != N; ++I) | |||
751 | if (VisitTemplateArgumentLoc(TemplateArgs[I])) | |||
752 | return true; | |||
753 | ||||
754 | return VisitCXXRecordDecl(D); | |||
755 | } | |||
756 | ||||
757 | bool CursorVisitor::VisitTemplateTypeParmDecl(TemplateTypeParmDecl *D) { | |||
758 | // Visit the default argument. | |||
759 | if (D->hasDefaultArgument() && !D->defaultArgumentWasInherited()) | |||
760 | if (TypeSourceInfo *DefArg = D->getDefaultArgumentInfo()) | |||
761 | if (Visit(DefArg->getTypeLoc())) | |||
762 | return true; | |||
763 | ||||
764 | return false; | |||
765 | } | |||
766 | ||||
767 | bool CursorVisitor::VisitEnumConstantDecl(EnumConstantDecl *D) { | |||
768 | if (Expr *Init = D->getInitExpr()) | |||
769 | return Visit(MakeCXCursor(Init, StmtParent, TU, RegionOfInterest)); | |||
770 | return false; | |||
771 | } | |||
772 | ||||
773 | bool CursorVisitor::VisitDeclaratorDecl(DeclaratorDecl *DD) { | |||
774 | unsigned NumParamList = DD->getNumTemplateParameterLists(); | |||
775 | for (unsigned i = 0; i < NumParamList; i++) { | |||
776 | TemplateParameterList* Params = DD->getTemplateParameterList(i); | |||
777 | if (VisitTemplateParameters(Params)) | |||
778 | return true; | |||
779 | } | |||
780 | ||||
781 | if (TypeSourceInfo *TSInfo = DD->getTypeSourceInfo()) | |||
782 | if (Visit(TSInfo->getTypeLoc())) | |||
783 | return true; | |||
784 | ||||
785 | // Visit the nested-name-specifier, if present. | |||
786 | if (NestedNameSpecifierLoc QualifierLoc = DD->getQualifierLoc()) | |||
787 | if (VisitNestedNameSpecifierLoc(QualifierLoc)) | |||
788 | return true; | |||
789 | ||||
790 | return false; | |||
791 | } | |||
792 | ||||
793 | static bool HasTrailingReturnType(FunctionDecl *ND) { | |||
794 | const QualType Ty = ND->getType(); | |||
795 | if (const FunctionType *AFT = Ty->getAs<FunctionType>()) { | |||
796 | if (const FunctionProtoType *FT = dyn_cast<FunctionProtoType>(AFT)) | |||
797 | return FT->hasTrailingReturn(); | |||
798 | } | |||
799 | ||||
800 | return false; | |||
801 | } | |||
802 | ||||
803 | /// Compare two base or member initializers based on their source order. | |||
804 | static int CompareCXXCtorInitializers(CXXCtorInitializer *const *X, | |||
805 | CXXCtorInitializer *const *Y) { | |||
806 | return (*X)->getSourceOrder() - (*Y)->getSourceOrder(); | |||
807 | } | |||
808 | ||||
809 | bool CursorVisitor::VisitFunctionDecl(FunctionDecl *ND) { | |||
810 | unsigned NumParamList = ND->getNumTemplateParameterLists(); | |||
811 | for (unsigned i = 0; i < NumParamList; i++) { | |||
812 | TemplateParameterList* Params = ND->getTemplateParameterList(i); | |||
813 | if (VisitTemplateParameters(Params)) | |||
814 | return true; | |||
815 | } | |||
816 | ||||
817 | if (TypeSourceInfo *TSInfo = ND->getTypeSourceInfo()) { | |||
818 | // Visit the function declaration's syntactic components in the order | |||
819 | // written. This requires a bit of work. | |||
820 | TypeLoc TL = TSInfo->getTypeLoc().IgnoreParens(); | |||
821 | FunctionTypeLoc FTL = TL.getAs<FunctionTypeLoc>(); | |||
822 | const bool HasTrailingRT = HasTrailingReturnType(ND); | |||
823 | ||||
824 | // If we have a function declared directly (without the use of a typedef), | |||
825 | // visit just the return type. Otherwise, just visit the function's type | |||
826 | // now. | |||
827 | if ((FTL && !isa<CXXConversionDecl>(ND) && !HasTrailingRT && | |||
828 | Visit(FTL.getReturnLoc())) || | |||
829 | (!FTL && Visit(TL))) | |||
830 | return true; | |||
831 | ||||
832 | // Visit the nested-name-specifier, if present. | |||
833 | if (NestedNameSpecifierLoc QualifierLoc = ND->getQualifierLoc()) | |||
834 | if (VisitNestedNameSpecifierLoc(QualifierLoc)) | |||
835 | return true; | |||
836 | ||||
837 | // Visit the declaration name. | |||
838 | if (!isa<CXXDestructorDecl>(ND)) | |||
839 | if (VisitDeclarationNameInfo(ND->getNameInfo())) | |||
840 | return true; | |||
841 | ||||
842 | // FIXME: Visit explicitly-specified template arguments! | |||
843 | ||||
844 | // Visit the function parameters, if we have a function type. | |||
845 | if (FTL && VisitFunctionTypeLoc(FTL, true)) | |||
846 | return true; | |||
847 | ||||
848 | // Visit the function's trailing return type. | |||
849 | if (FTL && HasTrailingRT && Visit(FTL.getReturnLoc())) | |||
850 | return true; | |||
851 | ||||
852 | // FIXME: Attributes? | |||
853 | } | |||
854 | ||||
855 | if (ND->doesThisDeclarationHaveABody() && !ND->isLateTemplateParsed()) { | |||
856 | if (CXXConstructorDecl *Constructor = dyn_cast<CXXConstructorDecl>(ND)) { | |||
857 | // Find the initializers that were written in the source. | |||
858 | SmallVector<CXXCtorInitializer *, 4> WrittenInits; | |||
859 | for (auto *I : Constructor->inits()) { | |||
860 | if (!I->isWritten()) | |||
861 | continue; | |||
862 | ||||
863 | WrittenInits.push_back(I); | |||
864 | } | |||
865 | ||||
866 | // Sort the initializers in source order | |||
867 | llvm::array_pod_sort(WrittenInits.begin(), WrittenInits.end(), | |||
868 | &CompareCXXCtorInitializers); | |||
869 | ||||
870 | // Visit the initializers in source order | |||
871 | for (unsigned I = 0, N = WrittenInits.size(); I != N; ++I) { | |||
872 | CXXCtorInitializer *Init = WrittenInits[I]; | |||
873 | if (Init->isAnyMemberInitializer()) { | |||
874 | if (Visit(MakeCursorMemberRef(Init->getAnyMember(), | |||
875 | Init->getMemberLocation(), TU))) | |||
876 | return true; | |||
877 | } else if (TypeSourceInfo *TInfo = Init->getTypeSourceInfo()) { | |||
878 | if (Visit(TInfo->getTypeLoc())) | |||
879 | return true; | |||
880 | } | |||
881 | ||||
882 | // Visit the initializer value. | |||
883 | if (Expr *Initializer = Init->getInit()) | |||
884 | if (Visit(MakeCXCursor(Initializer, ND, TU, RegionOfInterest))) | |||
885 | return true; | |||
886 | } | |||
887 | } | |||
888 | ||||
889 | if (Visit(MakeCXCursor(ND->getBody(), StmtParent, TU, RegionOfInterest))) | |||
890 | return true; | |||
891 | } | |||
892 | ||||
893 | return false; | |||
894 | } | |||
895 | ||||
896 | bool CursorVisitor::VisitFieldDecl(FieldDecl *D) { | |||
897 | if (VisitDeclaratorDecl(D)) | |||
898 | return true; | |||
899 | ||||
900 | if (Expr *BitWidth = D->getBitWidth()) | |||
901 | return Visit(MakeCXCursor(BitWidth, StmtParent, TU, RegionOfInterest)); | |||
902 | ||||
903 | if (Expr *Init = D->getInClassInitializer()) | |||
904 | return Visit(MakeCXCursor(Init, StmtParent, TU, RegionOfInterest)); | |||
905 | ||||
906 | return false; | |||
907 | } | |||
908 | ||||
909 | bool CursorVisitor::VisitVarDecl(VarDecl *D) { | |||
910 | if (VisitDeclaratorDecl(D)) | |||
911 | return true; | |||
912 | ||||
913 | if (Expr *Init = D->getInit()) | |||
914 | return Visit(MakeCXCursor(Init, StmtParent, TU, RegionOfInterest)); | |||
915 | ||||
916 | return false; | |||
917 | } | |||
918 | ||||
919 | bool CursorVisitor::VisitNonTypeTemplateParmDecl(NonTypeTemplateParmDecl *D) { | |||
920 | if (VisitDeclaratorDecl(D)) | |||
921 | return true; | |||
922 | ||||
923 | if (D->hasDefaultArgument() && !D->defaultArgumentWasInherited()) | |||
924 | if (Expr *DefArg = D->getDefaultArgument()) | |||
925 | return Visit(MakeCXCursor(DefArg, StmtParent, TU, RegionOfInterest)); | |||
926 | ||||
927 | return false; | |||
928 | } | |||
929 | ||||
930 | bool CursorVisitor::VisitFunctionTemplateDecl(FunctionTemplateDecl *D) { | |||
931 | // FIXME: Visit the "outer" template parameter lists on the FunctionDecl | |||
932 | // before visiting these template parameters. | |||
933 | if (VisitTemplateParameters(D->getTemplateParameters())) | |||
934 | return true; | |||
935 | ||||
936 | auto* FD = D->getTemplatedDecl(); | |||
937 | return VisitAttributes(FD) || VisitFunctionDecl(FD); | |||
938 | } | |||
939 | ||||
940 | bool CursorVisitor::VisitClassTemplateDecl(ClassTemplateDecl *D) { | |||
941 | // FIXME: Visit the "outer" template parameter lists on the TagDecl | |||
942 | // before visiting these template parameters. | |||
943 | if (VisitTemplateParameters(D->getTemplateParameters())) | |||
944 | return true; | |||
945 | ||||
946 | auto* CD = D->getTemplatedDecl(); | |||
947 | return VisitAttributes(CD) || VisitCXXRecordDecl(CD); | |||
948 | } | |||
949 | ||||
950 | bool CursorVisitor::VisitTemplateTemplateParmDecl(TemplateTemplateParmDecl *D) { | |||
951 | if (VisitTemplateParameters(D->getTemplateParameters())) | |||
952 | return true; | |||
953 | ||||
954 | if (D->hasDefaultArgument() && !D->defaultArgumentWasInherited() && | |||
955 | VisitTemplateArgumentLoc(D->getDefaultArgument())) | |||
956 | return true; | |||
957 | ||||
958 | return false; | |||
959 | } | |||
960 | ||||
961 | bool CursorVisitor::VisitObjCTypeParamDecl(ObjCTypeParamDecl *D) { | |||
962 | // Visit the bound, if it's explicit. | |||
963 | if (D->hasExplicitBound()) { | |||
964 | if (auto TInfo = D->getTypeSourceInfo()) { | |||
965 | if (Visit(TInfo->getTypeLoc())) | |||
966 | return true; | |||
967 | } | |||
968 | } | |||
969 | ||||
970 | return false; | |||
971 | } | |||
972 | ||||
973 | bool CursorVisitor::VisitObjCMethodDecl(ObjCMethodDecl *ND) { | |||
974 | if (TypeSourceInfo *TSInfo = ND->getReturnTypeSourceInfo()) | |||
975 | if (Visit(TSInfo->getTypeLoc())) | |||
976 | return true; | |||
977 | ||||
978 | for (const auto *P : ND->parameters()) { | |||
979 | if (Visit(MakeCXCursor(P, TU, RegionOfInterest))) | |||
980 | return true; | |||
981 | } | |||
982 | ||||
983 | return ND->isThisDeclarationADefinition() && | |||
984 | Visit(MakeCXCursor(ND->getBody(), StmtParent, TU, RegionOfInterest)); | |||
985 | } | |||
986 | ||||
987 | template <typename DeclIt> | |||
988 | static void addRangedDeclsInContainer(DeclIt *DI_current, DeclIt DE_current, | |||
989 | SourceManager &SM, SourceLocation EndLoc, | |||
990 | SmallVectorImpl<Decl *> &Decls) { | |||
991 | DeclIt next = *DI_current; | |||
992 | while (++next != DE_current) { | |||
993 | Decl *D_next = *next; | |||
994 | if (!D_next) | |||
995 | break; | |||
996 | SourceLocation L = D_next->getBeginLoc(); | |||
997 | if (!L.isValid()) | |||
998 | break; | |||
999 | if (SM.isBeforeInTranslationUnit(L, EndLoc)) { | |||
1000 | *DI_current = next; | |||
1001 | Decls.push_back(D_next); | |||
1002 | continue; | |||
1003 | } | |||
1004 | break; | |||
1005 | } | |||
1006 | } | |||
1007 | ||||
1008 | bool CursorVisitor::VisitObjCContainerDecl(ObjCContainerDecl *D) { | |||
1009 | // FIXME: Eventually convert back to just 'VisitDeclContext()'. Essentially | |||
1010 | // an @implementation can lexically contain Decls that are not properly | |||
1011 | // nested in the AST. When we identify such cases, we need to retrofit | |||
1012 | // this nesting here. | |||
1013 | if (!DI_current && !FileDI_current) | |||
1014 | return VisitDeclContext(D); | |||
1015 | ||||
1016 | // Scan the Decls that immediately come after the container | |||
1017 | // in the current DeclContext. If any fall within the | |||
1018 | // container's lexical region, stash them into a vector | |||
1019 | // for later processing. | |||
1020 | SmallVector<Decl *, 24> DeclsInContainer; | |||
1021 | SourceLocation EndLoc = D->getSourceRange().getEnd(); | |||
1022 | SourceManager &SM = AU->getSourceManager(); | |||
1023 | if (EndLoc.isValid()) { | |||
1024 | if (DI_current) { | |||
1025 | addRangedDeclsInContainer(DI_current, DE_current, SM, EndLoc, | |||
1026 | DeclsInContainer); | |||
1027 | } else { | |||
1028 | addRangedDeclsInContainer(FileDI_current, FileDE_current, SM, EndLoc, | |||
1029 | DeclsInContainer); | |||
1030 | } | |||
1031 | } | |||
1032 | ||||
1033 | // The common case. | |||
1034 | if (DeclsInContainer.empty()) | |||
1035 | return VisitDeclContext(D); | |||
1036 | ||||
1037 | // Get all the Decls in the DeclContext, and sort them with the | |||
1038 | // additional ones we've collected. Then visit them. | |||
1039 | for (auto *SubDecl : D->decls()) { | |||
1040 | if (!SubDecl || SubDecl->getLexicalDeclContext() != D || | |||
1041 | SubDecl->getBeginLoc().isInvalid()) | |||
1042 | continue; | |||
1043 | DeclsInContainer.push_back(SubDecl); | |||
1044 | } | |||
1045 | ||||
1046 | // Now sort the Decls so that they appear in lexical order. | |||
1047 | llvm::sort(DeclsInContainer, | |||
1048 | [&SM](Decl *A, Decl *B) { | |||
1049 | SourceLocation L_A = A->getBeginLoc(); | |||
1050 | SourceLocation L_B = B->getBeginLoc(); | |||
1051 | return L_A != L_B ? SM.isBeforeInTranslationUnit(L_A, L_B) | |||
1052 | : SM.isBeforeInTranslationUnit(A->getEndLoc(), | |||
1053 | B->getEndLoc()); | |||
1054 | }); | |||
1055 | ||||
1056 | // Now visit the decls. | |||
1057 | for (SmallVectorImpl<Decl*>::iterator I = DeclsInContainer.begin(), | |||
1058 | E = DeclsInContainer.end(); I != E; ++I) { | |||
1059 | CXCursor Cursor = MakeCXCursor(*I, TU, RegionOfInterest); | |||
1060 | const Optional<bool> &V = shouldVisitCursor(Cursor); | |||
1061 | if (!V.hasValue()) | |||
1062 | continue; | |||
1063 | if (!V.getValue()) | |||
1064 | return false; | |||
1065 | if (Visit(Cursor, true)) | |||
1066 | return true; | |||
1067 | } | |||
1068 | return false; | |||
1069 | } | |||
1070 | ||||
1071 | bool CursorVisitor::VisitObjCCategoryDecl(ObjCCategoryDecl *ND) { | |||
1072 | if (Visit(MakeCursorObjCClassRef(ND->getClassInterface(), ND->getLocation(), | |||
1073 | TU))) | |||
1074 | return true; | |||
1075 | ||||
1076 | if (VisitObjCTypeParamList(ND->getTypeParamList())) | |||
1077 | return true; | |||
1078 | ||||
1079 | ObjCCategoryDecl::protocol_loc_iterator PL = ND->protocol_loc_begin(); | |||
1080 | for (ObjCCategoryDecl::protocol_iterator I = ND->protocol_begin(), | |||
1081 | E = ND->protocol_end(); I != E; ++I, ++PL) | |||
1082 | if (Visit(MakeCursorObjCProtocolRef(*I, *PL, TU))) | |||
1083 | return true; | |||
1084 | ||||
1085 | return VisitObjCContainerDecl(ND); | |||
1086 | } | |||
1087 | ||||
1088 | bool CursorVisitor::VisitObjCProtocolDecl(ObjCProtocolDecl *PID) { | |||
1089 | if (!PID->isThisDeclarationADefinition()) | |||
1090 | return Visit(MakeCursorObjCProtocolRef(PID, PID->getLocation(), TU)); | |||
1091 | ||||
1092 | ObjCProtocolDecl::protocol_loc_iterator PL = PID->protocol_loc_begin(); | |||
1093 | for (ObjCProtocolDecl::protocol_iterator I = PID->protocol_begin(), | |||
1094 | E = PID->protocol_end(); I != E; ++I, ++PL) | |||
1095 | if (Visit(MakeCursorObjCProtocolRef(*I, *PL, TU))) | |||
1096 | return true; | |||
1097 | ||||
1098 | return VisitObjCContainerDecl(PID); | |||
1099 | } | |||
1100 | ||||
1101 | bool CursorVisitor::VisitObjCPropertyDecl(ObjCPropertyDecl *PD) { | |||
1102 | if (PD->getTypeSourceInfo() && Visit(PD->getTypeSourceInfo()->getTypeLoc())) | |||
1103 | return true; | |||
1104 | ||||
1105 | // FIXME: This implements a workaround with @property declarations also being | |||
1106 | // installed in the DeclContext for the @interface. Eventually this code | |||
1107 | // should be removed. | |||
1108 | ObjCCategoryDecl *CDecl = dyn_cast<ObjCCategoryDecl>(PD->getDeclContext()); | |||
1109 | if (!CDecl || !CDecl->IsClassExtension()) | |||
1110 | return false; | |||
1111 | ||||
1112 | ObjCInterfaceDecl *ID = CDecl->getClassInterface(); | |||
1113 | if (!ID) | |||
1114 | return false; | |||
1115 | ||||
1116 | IdentifierInfo *PropertyId = PD->getIdentifier(); | |||
1117 | ObjCPropertyDecl *prevDecl = | |||
1118 | ObjCPropertyDecl::findPropertyDecl(cast<DeclContext>(ID), PropertyId, | |||
1119 | PD->getQueryKind()); | |||
1120 | ||||
1121 | if (!prevDecl) | |||
1122 | return false; | |||
1123 | ||||
1124 | // Visit synthesized methods since they will be skipped when visiting | |||
1125 | // the @interface. | |||
1126 | if (ObjCMethodDecl *MD = prevDecl->getGetterMethodDecl()) | |||
1127 | if (MD->isPropertyAccessor() && MD->getLexicalDeclContext() == CDecl) | |||
1128 | if (Visit(MakeCXCursor(MD, TU, RegionOfInterest))) | |||
1129 | return true; | |||
1130 | ||||
1131 | if (ObjCMethodDecl *MD = prevDecl->getSetterMethodDecl()) | |||
1132 | if (MD->isPropertyAccessor() && MD->getLexicalDeclContext() == CDecl) | |||
1133 | if (Visit(MakeCXCursor(MD, TU, RegionOfInterest))) | |||
1134 | return true; | |||
1135 | ||||
1136 | return false; | |||
1137 | } | |||
1138 | ||||
1139 | bool CursorVisitor::VisitObjCTypeParamList(ObjCTypeParamList *typeParamList) { | |||
1140 | if (!typeParamList) | |||
1141 | return false; | |||
1142 | ||||
1143 | for (auto *typeParam : *typeParamList) { | |||
1144 | // Visit the type parameter. | |||
1145 | if (Visit(MakeCXCursor(typeParam, TU, RegionOfInterest))) | |||
1146 | return true; | |||
1147 | } | |||
1148 | ||||
1149 | return false; | |||
1150 | } | |||
1151 | ||||
1152 | bool CursorVisitor::VisitObjCInterfaceDecl(ObjCInterfaceDecl *D) { | |||
1153 | if (!D->isThisDeclarationADefinition()) { | |||
1154 | // Forward declaration is treated like a reference. | |||
1155 | return Visit(MakeCursorObjCClassRef(D, D->getLocation(), TU)); | |||
1156 | } | |||
1157 | ||||
1158 | // Objective-C type parameters. | |||
1159 | if (VisitObjCTypeParamList(D->getTypeParamListAsWritten())) | |||
1160 | return true; | |||
1161 | ||||
1162 | // Issue callbacks for super class. | |||
1163 | if (D->getSuperClass() && | |||
1164 | Visit(MakeCursorObjCSuperClassRef(D->getSuperClass(), | |||
1165 | D->getSuperClassLoc(), | |||
1166 | TU))) | |||
1167 | return true; | |||
1168 | ||||
1169 | if (TypeSourceInfo *SuperClassTInfo = D->getSuperClassTInfo()) | |||
1170 | if (Visit(SuperClassTInfo->getTypeLoc())) | |||
1171 | return true; | |||
1172 | ||||
1173 | ObjCInterfaceDecl::protocol_loc_iterator PL = D->protocol_loc_begin(); | |||
1174 | for (ObjCInterfaceDecl::protocol_iterator I = D->protocol_begin(), | |||
1175 | E = D->protocol_end(); I != E; ++I, ++PL) | |||
1176 | if (Visit(MakeCursorObjCProtocolRef(*I, *PL, TU))) | |||
1177 | return true; | |||
1178 | ||||
1179 | return VisitObjCContainerDecl(D); | |||
1180 | } | |||
1181 | ||||
1182 | bool CursorVisitor::VisitObjCImplDecl(ObjCImplDecl *D) { | |||
1183 | return VisitObjCContainerDecl(D); | |||
1184 | } | |||
1185 | ||||
1186 | bool CursorVisitor::VisitObjCCategoryImplDecl(ObjCCategoryImplDecl *D) { | |||
1187 | // 'ID' could be null when dealing with invalid code. | |||
1188 | if (ObjCInterfaceDecl *ID = D->getClassInterface()) | |||
1189 | if (Visit(MakeCursorObjCClassRef(ID, D->getLocation(), TU))) | |||
1190 | return true; | |||
1191 | ||||
1192 | return VisitObjCImplDecl(D); | |||
1193 | } | |||
1194 | ||||
1195 | bool CursorVisitor::VisitObjCImplementationDecl(ObjCImplementationDecl *D) { | |||
1196 | #if 0 | |||
1197 | // Issue callbacks for super class. | |||
1198 | // FIXME: No source location information! | |||
1199 | if (D->getSuperClass() && | |||
1200 | Visit(MakeCursorObjCSuperClassRef(D->getSuperClass(), | |||
1201 | D->getSuperClassLoc(), | |||
1202 | TU))) | |||
1203 | return true; | |||
1204 | #endif | |||
1205 | ||||
1206 | return VisitObjCImplDecl(D); | |||
1207 | } | |||
1208 | ||||
1209 | bool CursorVisitor::VisitObjCPropertyImplDecl(ObjCPropertyImplDecl *PD) { | |||
1210 | if (ObjCIvarDecl *Ivar = PD->getPropertyIvarDecl()) | |||
1211 | if (PD->isIvarNameSpecified()) | |||
1212 | return Visit(MakeCursorMemberRef(Ivar, PD->getPropertyIvarDeclLoc(), TU)); | |||
1213 | ||||
1214 | return false; | |||
1215 | } | |||
1216 | ||||
1217 | bool CursorVisitor::VisitNamespaceDecl(NamespaceDecl *D) { | |||
1218 | return VisitDeclContext(D); | |||
1219 | } | |||
1220 | ||||
1221 | bool CursorVisitor::VisitNamespaceAliasDecl(NamespaceAliasDecl *D) { | |||
1222 | // Visit nested-name-specifier. | |||
1223 | if (NestedNameSpecifierLoc QualifierLoc = D->getQualifierLoc()) | |||
1224 | if (VisitNestedNameSpecifierLoc(QualifierLoc)) | |||
1225 | return true; | |||
1226 | ||||
1227 | return Visit(MakeCursorNamespaceRef(D->getAliasedNamespace(), | |||
1228 | D->getTargetNameLoc(), TU)); | |||
1229 | } | |||
1230 | ||||
1231 | bool CursorVisitor::VisitUsingDecl(UsingDecl *D) { | |||
1232 | // Visit nested-name-specifier. | |||
1233 | if (NestedNameSpecifierLoc QualifierLoc = D->getQualifierLoc()) { | |||
1234 | if (VisitNestedNameSpecifierLoc(QualifierLoc)) | |||
1235 | return true; | |||
1236 | } | |||
1237 | ||||
1238 | if (Visit(MakeCursorOverloadedDeclRef(D, D->getLocation(), TU))) | |||
1239 | return true; | |||
1240 | ||||
1241 | return VisitDeclarationNameInfo(D->getNameInfo()); | |||
1242 | } | |||
1243 | ||||
1244 | bool CursorVisitor::VisitUsingDirectiveDecl(UsingDirectiveDecl *D) { | |||
1245 | // Visit nested-name-specifier. | |||
1246 | if (NestedNameSpecifierLoc QualifierLoc = D->getQualifierLoc()) | |||
1247 | if (VisitNestedNameSpecifierLoc(QualifierLoc)) | |||
1248 | return true; | |||
1249 | ||||
1250 | return Visit(MakeCursorNamespaceRef(D->getNominatedNamespaceAsWritten(), | |||
1251 | D->getIdentLocation(), TU)); | |||
1252 | } | |||
1253 | ||||
1254 | bool CursorVisitor::VisitUnresolvedUsingValueDecl(UnresolvedUsingValueDecl *D) { | |||
1255 | // Visit nested-name-specifier. | |||
1256 | if (NestedNameSpecifierLoc QualifierLoc = D->getQualifierLoc()) { | |||
1257 | if (VisitNestedNameSpecifierLoc(QualifierLoc)) | |||
1258 | return true; | |||
1259 | } | |||
1260 | ||||
1261 | return VisitDeclarationNameInfo(D->getNameInfo()); | |||
1262 | } | |||
1263 | ||||
1264 | bool CursorVisitor::VisitUnresolvedUsingTypenameDecl( | |||
1265 | UnresolvedUsingTypenameDecl *D) { | |||
1266 | // Visit nested-name-specifier. | |||
1267 | if (NestedNameSpecifierLoc QualifierLoc = D->getQualifierLoc()) | |||
1268 | if (VisitNestedNameSpecifierLoc(QualifierLoc)) | |||
1269 | return true; | |||
1270 | ||||
1271 | return false; | |||
1272 | } | |||
1273 | ||||
1274 | bool CursorVisitor::VisitStaticAssertDecl(StaticAssertDecl *D) { | |||
1275 | if (Visit(MakeCXCursor(D->getAssertExpr(), StmtParent, TU, RegionOfInterest))) | |||
1276 | return true; | |||
1277 | if (StringLiteral *Message = D->getMessage()) | |||
1278 | if (Visit(MakeCXCursor(Message, StmtParent, TU, RegionOfInterest))) | |||
1279 | return true; | |||
1280 | return false; | |||
1281 | } | |||
1282 | ||||
1283 | bool CursorVisitor::VisitFriendDecl(FriendDecl *D) { | |||
1284 | if (NamedDecl *FriendD = D->getFriendDecl()) { | |||
1285 | if (Visit(MakeCXCursor(FriendD, TU, RegionOfInterest))) | |||
1286 | return true; | |||
1287 | } else if (TypeSourceInfo *TI = D->getFriendType()) { | |||
1288 | if (Visit(TI->getTypeLoc())) | |||
1289 | return true; | |||
1290 | } | |||
1291 | return false; | |||
1292 | } | |||
1293 | ||||
1294 | bool CursorVisitor::VisitDeclarationNameInfo(DeclarationNameInfo Name) { | |||
1295 | switch (Name.getName().getNameKind()) { | |||
1296 | case clang::DeclarationName::Identifier: | |||
1297 | case clang::DeclarationName::CXXLiteralOperatorName: | |||
1298 | case clang::DeclarationName::CXXDeductionGuideName: | |||
1299 | case clang::DeclarationName::CXXOperatorName: | |||
1300 | case clang::DeclarationName::CXXUsingDirective: | |||
1301 | return false; | |||
1302 | ||||
1303 | case clang::DeclarationName::CXXConstructorName: | |||
1304 | case clang::DeclarationName::CXXDestructorName: | |||
1305 | case clang::DeclarationName::CXXConversionFunctionName: | |||
1306 | if (TypeSourceInfo *TSInfo = Name.getNamedTypeInfo()) | |||
1307 | return Visit(TSInfo->getTypeLoc()); | |||
1308 | return false; | |||
1309 | ||||
1310 | case clang::DeclarationName::ObjCZeroArgSelector: | |||
1311 | case clang::DeclarationName::ObjCOneArgSelector: | |||
1312 | case clang::DeclarationName::ObjCMultiArgSelector: | |||
1313 | // FIXME: Per-identifier location info? | |||
1314 | return false; | |||
1315 | } | |||
1316 | ||||
1317 | llvm_unreachable("Invalid DeclarationName::Kind!")::llvm::llvm_unreachable_internal("Invalid DeclarationName::Kind!" , "/build/llvm-toolchain-snapshot-8~svn345461/tools/clang/tools/libclang/CIndex.cpp" , 1317); | |||
1318 | } | |||
1319 | ||||
1320 | bool CursorVisitor::VisitNestedNameSpecifier(NestedNameSpecifier *NNS, | |||
1321 | SourceRange Range) { | |||
1322 | // FIXME: This whole routine is a hack to work around the lack of proper | |||
1323 | // source information in nested-name-specifiers (PR5791). Since we do have | |||
1324 | // a beginning source location, we can visit the first component of the | |||
1325 | // nested-name-specifier, if it's a single-token component. | |||
1326 | if (!NNS) | |||
1327 | return false; | |||
1328 | ||||
1329 | // Get the first component in the nested-name-specifier. | |||
1330 | while (NestedNameSpecifier *Prefix = NNS->getPrefix()) | |||
1331 | NNS = Prefix; | |||
1332 | ||||
1333 | switch (NNS->getKind()) { | |||
1334 | case NestedNameSpecifier::Namespace: | |||
1335 | return Visit(MakeCursorNamespaceRef(NNS->getAsNamespace(), Range.getBegin(), | |||
1336 | TU)); | |||
1337 | ||||
1338 | case NestedNameSpecifier::NamespaceAlias: | |||
1339 | return Visit(MakeCursorNamespaceRef(NNS->getAsNamespaceAlias(), | |||
1340 | Range.getBegin(), TU)); | |||
1341 | ||||
1342 | case NestedNameSpecifier::TypeSpec: { | |||
1343 | // If the type has a form where we know that the beginning of the source | |||
1344 | // range matches up with a reference cursor. Visit the appropriate reference | |||
1345 | // cursor. | |||
1346 | const Type *T = NNS->getAsType(); | |||
1347 | if (const TypedefType *Typedef = dyn_cast<TypedefType>(T)) | |||
1348 | return Visit(MakeCursorTypeRef(Typedef->getDecl(), Range.getBegin(), TU)); | |||
1349 | if (const TagType *Tag = dyn_cast<TagType>(T)) | |||
1350 | return Visit(MakeCursorTypeRef(Tag->getDecl(), Range.getBegin(), TU)); | |||
1351 | if (const TemplateSpecializationType *TST | |||
1352 | = dyn_cast<TemplateSpecializationType>(T)) | |||
1353 | return VisitTemplateName(TST->getTemplateName(), Range.getBegin()); | |||
1354 | break; | |||
1355 | } | |||
1356 | ||||
1357 | case NestedNameSpecifier::TypeSpecWithTemplate: | |||
1358 | case NestedNameSpecifier::Global: | |||
1359 | case NestedNameSpecifier::Identifier: | |||
1360 | case NestedNameSpecifier::Super: | |||
1361 | break; | |||
1362 | } | |||
1363 | ||||
1364 | return false; | |||
1365 | } | |||
1366 | ||||
1367 | bool | |||
1368 | CursorVisitor::VisitNestedNameSpecifierLoc(NestedNameSpecifierLoc Qualifier) { | |||
1369 | SmallVector<NestedNameSpecifierLoc, 4> Qualifiers; | |||
1370 | for (; Qualifier; Qualifier = Qualifier.getPrefix()) | |||
1371 | Qualifiers.push_back(Qualifier); | |||
1372 | ||||
1373 | while (!Qualifiers.empty()) { | |||
1374 | NestedNameSpecifierLoc Q = Qualifiers.pop_back_val(); | |||
1375 | NestedNameSpecifier *NNS = Q.getNestedNameSpecifier(); | |||
1376 | switch (NNS->getKind()) { | |||
1377 | case NestedNameSpecifier::Namespace: | |||
1378 | if (Visit(MakeCursorNamespaceRef(NNS->getAsNamespace(), | |||
1379 | Q.getLocalBeginLoc(), | |||
1380 | TU))) | |||
1381 | return true; | |||
1382 | ||||
1383 | break; | |||
1384 | ||||
1385 | case NestedNameSpecifier::NamespaceAlias: | |||
1386 | if (Visit(MakeCursorNamespaceRef(NNS->getAsNamespaceAlias(), | |||
1387 | Q.getLocalBeginLoc(), | |||
1388 | TU))) | |||
1389 | return true; | |||
1390 | ||||
1391 | break; | |||
1392 | ||||
1393 | case NestedNameSpecifier::TypeSpec: | |||
1394 | case NestedNameSpecifier::TypeSpecWithTemplate: | |||
1395 | if (Visit(Q.getTypeLoc())) | |||
1396 | return true; | |||
1397 | ||||
1398 | break; | |||
1399 | ||||
1400 | case NestedNameSpecifier::Global: | |||
1401 | case NestedNameSpecifier::Identifier: | |||
1402 | case NestedNameSpecifier::Super: | |||
1403 | break; | |||
1404 | } | |||
1405 | } | |||
1406 | ||||
1407 | return false; | |||
1408 | } | |||
1409 | ||||
1410 | bool CursorVisitor::VisitTemplateParameters( | |||
1411 | const TemplateParameterList *Params) { | |||
1412 | if (!Params) | |||
1413 | return false; | |||
1414 | ||||
1415 | for (TemplateParameterList::const_iterator P = Params->begin(), | |||
1416 | PEnd = Params->end(); | |||
1417 | P != PEnd; ++P) { | |||
1418 | if (Visit(MakeCXCursor(*P, TU, RegionOfInterest))) | |||
1419 | return true; | |||
1420 | } | |||
1421 | ||||
1422 | return false; | |||
1423 | } | |||
1424 | ||||
1425 | bool CursorVisitor::VisitTemplateName(TemplateName Name, SourceLocation Loc) { | |||
1426 | switch (Name.getKind()) { | |||
1427 | case TemplateName::Template: | |||
1428 | return Visit(MakeCursorTemplateRef(Name.getAsTemplateDecl(), Loc, TU)); | |||
1429 | ||||
1430 | case TemplateName::OverloadedTemplate: | |||
1431 | // Visit the overloaded template set. | |||
1432 | if (Visit(MakeCursorOverloadedDeclRef(Name, Loc, TU))) | |||
1433 | return true; | |||
1434 | ||||
1435 | return false; | |||
1436 | ||||
1437 | case TemplateName::DependentTemplate: | |||
1438 | // FIXME: Visit nested-name-specifier. | |||
1439 | return false; | |||
1440 | ||||
1441 | case TemplateName::QualifiedTemplate: | |||
1442 | // FIXME: Visit nested-name-specifier. | |||
1443 | return Visit(MakeCursorTemplateRef( | |||
1444 | Name.getAsQualifiedTemplateName()->getDecl(), | |||
1445 | Loc, TU)); | |||
1446 | ||||
1447 | case TemplateName::SubstTemplateTemplateParm: | |||
1448 | return Visit(MakeCursorTemplateRef( | |||
1449 | Name.getAsSubstTemplateTemplateParm()->getParameter(), | |||
1450 | Loc, TU)); | |||
1451 | ||||
1452 | case TemplateName::SubstTemplateTemplateParmPack: | |||
1453 | return Visit(MakeCursorTemplateRef( | |||
1454 | Name.getAsSubstTemplateTemplateParmPack()->getParameterPack(), | |||
1455 | Loc, TU)); | |||
1456 | } | |||
1457 | ||||
1458 | llvm_unreachable("Invalid TemplateName::Kind!")::llvm::llvm_unreachable_internal("Invalid TemplateName::Kind!" , "/build/llvm-toolchain-snapshot-8~svn345461/tools/clang/tools/libclang/CIndex.cpp" , 1458); | |||
1459 | } | |||
1460 | ||||
1461 | bool CursorVisitor::VisitTemplateArgumentLoc(const TemplateArgumentLoc &TAL) { | |||
1462 | switch (TAL.getArgument().getKind()) { | |||
1463 | case TemplateArgument::Null: | |||
1464 | case TemplateArgument::Integral: | |||
1465 | case TemplateArgument::Pack: | |||
1466 | return false; | |||
1467 | ||||
1468 | case TemplateArgument::Type: | |||
1469 | if (TypeSourceInfo *TSInfo = TAL.getTypeSourceInfo()) | |||
1470 | return Visit(TSInfo->getTypeLoc()); | |||
1471 | return false; | |||
1472 | ||||
1473 | case TemplateArgument::Declaration: | |||
1474 | if (Expr *E = TAL.getSourceDeclExpression()) | |||
1475 | return Visit(MakeCXCursor(E, StmtParent, TU, RegionOfInterest)); | |||
1476 | return false; | |||
1477 | ||||
1478 | case TemplateArgument::NullPtr: | |||
1479 | if (Expr *E = TAL.getSourceNullPtrExpression()) | |||
1480 | return Visit(MakeCXCursor(E, StmtParent, TU, RegionOfInterest)); | |||
1481 | return false; | |||
1482 | ||||
1483 | case TemplateArgument::Expression: | |||
1484 | if (Expr *E = TAL.getSourceExpression()) | |||
1485 | return Visit(MakeCXCursor(E, StmtParent, TU, RegionOfInterest)); | |||
1486 | return false; | |||
1487 | ||||
1488 | case TemplateArgument::Template: | |||
1489 | case TemplateArgument::TemplateExpansion: | |||
1490 | if (VisitNestedNameSpecifierLoc(TAL.getTemplateQualifierLoc())) | |||
1491 | return true; | |||
1492 | ||||
1493 | return VisitTemplateName(TAL.getArgument().getAsTemplateOrTemplatePattern(), | |||
1494 | TAL.getTemplateNameLoc()); | |||
1495 | } | |||
1496 | ||||
1497 | llvm_unreachable("Invalid TemplateArgument::Kind!")::llvm::llvm_unreachable_internal("Invalid TemplateArgument::Kind!" , "/build/llvm-toolchain-snapshot-8~svn345461/tools/clang/tools/libclang/CIndex.cpp" , 1497); | |||
1498 | } | |||
1499 | ||||
1500 | bool CursorVisitor::VisitLinkageSpecDecl(LinkageSpecDecl *D) { | |||
1501 | return VisitDeclContext(D); | |||
1502 | } | |||
1503 | ||||
1504 | bool CursorVisitor::VisitQualifiedTypeLoc(QualifiedTypeLoc TL) { | |||
1505 | return Visit(TL.getUnqualifiedLoc()); | |||
1506 | } | |||
1507 | ||||
1508 | bool CursorVisitor::VisitBuiltinTypeLoc(BuiltinTypeLoc TL) { | |||
1509 | ASTContext &Context = AU->getASTContext(); | |||
1510 | ||||
1511 | // Some builtin types (such as Objective-C's "id", "sel", and | |||
1512 | // "Class") have associated declarations. Create cursors for those. | |||
1513 | QualType VisitType; | |||
1514 | switch (TL.getTypePtr()->getKind()) { | |||
1515 | ||||
1516 | case BuiltinType::Void: | |||
1517 | case BuiltinType::NullPtr: | |||
1518 | case BuiltinType::Dependent: | |||
1519 | #define IMAGE_TYPE(ImgType, Id, SingletonId, Access, Suffix) \ | |||
1520 | case BuiltinType::Id: | |||
1521 | #include "clang/Basic/OpenCLImageTypes.def" | |||
1522 | case BuiltinType::OCLSampler: | |||
1523 | case BuiltinType::OCLEvent: | |||
1524 | case BuiltinType::OCLClkEvent: | |||
1525 | case BuiltinType::OCLQueue: | |||
1526 | case BuiltinType::OCLReserveID: | |||
1527 | #define BUILTIN_TYPE(Id, SingletonId) | |||
1528 | #define SIGNED_TYPE(Id, SingletonId) case BuiltinType::Id: | |||
1529 | #define UNSIGNED_TYPE(Id, SingletonId) case BuiltinType::Id: | |||
1530 | #define FLOATING_TYPE(Id, SingletonId) case BuiltinType::Id: | |||
1531 | #define PLACEHOLDER_TYPE(Id, SingletonId) case BuiltinType::Id: | |||
1532 | #include "clang/AST/BuiltinTypes.def" | |||
1533 | break; | |||
1534 | ||||
1535 | case BuiltinType::ObjCId: | |||
1536 | VisitType = Context.getObjCIdType(); | |||
1537 | break; | |||
1538 | ||||
1539 | case BuiltinType::ObjCClass: | |||
1540 | VisitType = Context.getObjCClassType(); | |||
1541 | break; | |||
1542 | ||||
1543 | case BuiltinType::ObjCSel: | |||
1544 | VisitType = Context.getObjCSelType(); | |||
1545 | break; | |||
1546 | } | |||
1547 | ||||
1548 | if (!VisitType.isNull()) { | |||
1549 | if (const TypedefType *Typedef = VisitType->getAs<TypedefType>()) | |||
1550 | return Visit(MakeCursorTypeRef(Typedef->getDecl(), TL.getBuiltinLoc(), | |||
1551 | TU)); | |||
1552 | } | |||
1553 | ||||
1554 | return false; | |||
1555 | } | |||
1556 | ||||
1557 | bool CursorVisitor::VisitTypedefTypeLoc(TypedefTypeLoc TL) { | |||
1558 | return Visit(MakeCursorTypeRef(TL.getTypedefNameDecl(), TL.getNameLoc(), TU)); | |||
1559 | } | |||
1560 | ||||
1561 | bool CursorVisitor::VisitUnresolvedUsingTypeLoc(UnresolvedUsingTypeLoc TL) { | |||
1562 | return Visit(MakeCursorTypeRef(TL.getDecl(), TL.getNameLoc(), TU)); | |||
1563 | } | |||
1564 | ||||
1565 | bool CursorVisitor::VisitTagTypeLoc(TagTypeLoc TL) { | |||
1566 | if (TL.isDefinition()) | |||
1567 | return Visit(MakeCXCursor(TL.getDecl(), TU, RegionOfInterest)); | |||
1568 | ||||
1569 | return Visit(MakeCursorTypeRef(TL.getDecl(), TL.getNameLoc(), TU)); | |||
1570 | } | |||
1571 | ||||
1572 | bool CursorVisitor::VisitTemplateTypeParmTypeLoc(TemplateTypeParmTypeLoc TL) { | |||
1573 | return Visit(MakeCursorTypeRef(TL.getDecl(), TL.getNameLoc(), TU)); | |||
1574 | } | |||
1575 | ||||
1576 | bool CursorVisitor::VisitObjCInterfaceTypeLoc(ObjCInterfaceTypeLoc TL) { | |||
1577 | return Visit(MakeCursorObjCClassRef(TL.getIFaceDecl(), TL.getNameLoc(), TU)); | |||
1578 | } | |||
1579 | ||||
1580 | bool CursorVisitor::VisitObjCTypeParamTypeLoc(ObjCTypeParamTypeLoc TL) { | |||
1581 | if (Visit(MakeCursorTypeRef(TL.getDecl(), TL.getBeginLoc(), TU))) | |||
1582 | return true; | |||
1583 | for (unsigned I = 0, N = TL.getNumProtocols(); I != N; ++I) { | |||
1584 | if (Visit(MakeCursorObjCProtocolRef(TL.getProtocol(I), TL.getProtocolLoc(I), | |||
1585 | TU))) | |||
1586 | return true; | |||
1587 | } | |||
1588 | ||||
1589 | return false; | |||
1590 | } | |||
1591 | ||||
1592 | bool CursorVisitor::VisitObjCObjectTypeLoc(ObjCObjectTypeLoc TL) { | |||
1593 | if (TL.hasBaseTypeAsWritten() && Visit(TL.getBaseLoc())) | |||
1594 | return true; | |||
1595 | ||||
1596 | for (unsigned I = 0, N = TL.getNumTypeArgs(); I != N; ++I) { | |||
1597 | if (Visit(TL.getTypeArgTInfo(I)->getTypeLoc())) | |||
1598 | return true; | |||
1599 | } | |||
1600 | ||||
1601 | for (unsigned I = 0, N = TL.getNumProtocols(); I != N; ++I) { | |||
1602 | if (Visit(MakeCursorObjCProtocolRef(TL.getProtocol(I), TL.getProtocolLoc(I), | |||
1603 | TU))) | |||
1604 | return true; | |||
1605 | } | |||
1606 | ||||
1607 | return false; | |||
1608 | } | |||
1609 | ||||
1610 | bool CursorVisitor::VisitObjCObjectPointerTypeLoc(ObjCObjectPointerTypeLoc TL) { | |||
1611 | return Visit(TL.getPointeeLoc()); | |||
1612 | } | |||
1613 | ||||
1614 | bool CursorVisitor::VisitParenTypeLoc(ParenTypeLoc TL) { | |||
1615 | return Visit(TL.getInnerLoc()); | |||
1616 | } | |||
1617 | ||||
1618 | bool CursorVisitor::VisitPointerTypeLoc(PointerTypeLoc TL) { | |||
1619 | return Visit(TL.getPointeeLoc()); | |||
1620 | } | |||
1621 | ||||
1622 | bool CursorVisitor::VisitBlockPointerTypeLoc(BlockPointerTypeLoc TL) { | |||
1623 | return Visit(TL.getPointeeLoc()); | |||
1624 | } | |||
1625 | ||||
1626 | bool CursorVisitor::VisitMemberPointerTypeLoc(MemberPointerTypeLoc TL) { | |||
1627 | return Visit(TL.getPointeeLoc()); | |||
1628 | } | |||
1629 | ||||
1630 | bool CursorVisitor::VisitLValueReferenceTypeLoc(LValueReferenceTypeLoc TL) { | |||
1631 | return Visit(TL.getPointeeLoc()); | |||
1632 | } | |||
1633 | ||||
1634 | bool CursorVisitor::VisitRValueReferenceTypeLoc(RValueReferenceTypeLoc TL) { | |||
1635 | return Visit(TL.getPointeeLoc()); | |||
1636 | } | |||
1637 | ||||
1638 | bool CursorVisitor::VisitAttributedTypeLoc(AttributedTypeLoc TL) { | |||
1639 | return Visit(TL.getModifiedLoc()); | |||
1640 | } | |||
1641 | ||||
1642 | bool CursorVisitor::VisitFunctionTypeLoc(FunctionTypeLoc TL, | |||
1643 | bool SkipResultType) { | |||
1644 | if (!SkipResultType && Visit(TL.getReturnLoc())) | |||
1645 | return true; | |||
1646 | ||||
1647 | for (unsigned I = 0, N = TL.getNumParams(); I != N; ++I) | |||
1648 | if (Decl *D = TL.getParam(I)) | |||
1649 | if (Visit(MakeCXCursor(D, TU, RegionOfInterest))) | |||
1650 | return true; | |||
1651 | ||||
1652 | return false; | |||
1653 | } | |||
1654 | ||||
1655 | bool CursorVisitor::VisitArrayTypeLoc(ArrayTypeLoc TL) { | |||
1656 | if (Visit(TL.getElementLoc())) | |||
1657 | return true; | |||
1658 | ||||
1659 | if (Expr *Size = TL.getSizeExpr()) | |||
1660 | return Visit(MakeCXCursor(Size, StmtParent, TU, RegionOfInterest)); | |||
1661 | ||||
1662 | return false; | |||
1663 | } | |||
1664 | ||||
1665 | bool CursorVisitor::VisitDecayedTypeLoc(DecayedTypeLoc TL) { | |||
1666 | return Visit(TL.getOriginalLoc()); | |||
1667 | } | |||
1668 | ||||
1669 | bool CursorVisitor::VisitAdjustedTypeLoc(AdjustedTypeLoc TL) { | |||
1670 | return Visit(TL.getOriginalLoc()); | |||
1671 | } | |||
1672 | ||||
1673 | bool CursorVisitor::VisitDeducedTemplateSpecializationTypeLoc( | |||
1674 | DeducedTemplateSpecializationTypeLoc TL) { | |||
1675 | if (VisitTemplateName(TL.getTypePtr()->getTemplateName(), | |||
1676 | TL.getTemplateNameLoc())) | |||
1677 | return true; | |||
1678 | ||||
1679 | return false; | |||
1680 | } | |||
1681 | ||||
1682 | bool CursorVisitor::VisitTemplateSpecializationTypeLoc( | |||
1683 | TemplateSpecializationTypeLoc TL) { | |||
1684 | // Visit the template name. | |||
1685 | if (VisitTemplateName(TL.getTypePtr()->getTemplateName(), | |||
1686 | TL.getTemplateNameLoc())) | |||
1687 | return true; | |||
1688 | ||||
1689 | // Visit the template arguments. | |||
1690 | for (unsigned I = 0, N = TL.getNumArgs(); I != N; ++I) | |||
1691 | if (VisitTemplateArgumentLoc(TL.getArgLoc(I))) | |||
1692 | return true; | |||
1693 | ||||
1694 | return false; | |||
1695 | } | |||
1696 | ||||
1697 | bool CursorVisitor::VisitTypeOfExprTypeLoc(TypeOfExprTypeLoc TL) { | |||
1698 | return Visit(MakeCXCursor(TL.getUnderlyingExpr(), StmtParent, TU)); | |||
1699 | } | |||
1700 | ||||
1701 | bool CursorVisitor::VisitTypeOfTypeLoc(TypeOfTypeLoc TL) { | |||
1702 | if (TypeSourceInfo *TSInfo = TL.getUnderlyingTInfo()) | |||
1703 | return Visit(TSInfo->getTypeLoc()); | |||
1704 | ||||
1705 | return false; | |||
1706 | } | |||
1707 | ||||
1708 | bool CursorVisitor::VisitUnaryTransformTypeLoc(UnaryTransformTypeLoc TL) { | |||
1709 | if (TypeSourceInfo *TSInfo = TL.getUnderlyingTInfo()) | |||
1710 | return Visit(TSInfo->getTypeLoc()); | |||
1711 | ||||
1712 | return false; | |||
1713 | } | |||
1714 | ||||
1715 | bool CursorVisitor::VisitDependentNameTypeLoc(DependentNameTypeLoc TL) { | |||
1716 | return VisitNestedNameSpecifierLoc(TL.getQualifierLoc()); | |||
1717 | } | |||
1718 | ||||
1719 | bool CursorVisitor::VisitDependentTemplateSpecializationTypeLoc( | |||
1720 | DependentTemplateSpecializationTypeLoc TL) { | |||
1721 | // Visit the nested-name-specifier, if there is one. | |||
1722 | if (TL.getQualifierLoc() && | |||
1723 | VisitNestedNameSpecifierLoc(TL.getQualifierLoc())) | |||
1724 | return true; | |||
1725 | ||||
1726 | // Visit the template arguments. | |||
1727 | for (unsigned I = 0, N = TL.getNumArgs(); I != N; ++I) | |||
1728 | if (VisitTemplateArgumentLoc(TL.getArgLoc(I))) | |||
1729 | return true; | |||
1730 | ||||
1731 | return false; | |||
1732 | } | |||
1733 | ||||
1734 | bool CursorVisitor::VisitElaboratedTypeLoc(ElaboratedTypeLoc TL) { | |||
1735 | if (VisitNestedNameSpecifierLoc(TL.getQualifierLoc())) | |||
1736 | return true; | |||
1737 | ||||
1738 | return Visit(TL.getNamedTypeLoc()); | |||
1739 | } | |||
1740 | ||||
1741 | bool CursorVisitor::VisitPackExpansionTypeLoc(PackExpansionTypeLoc TL) { | |||
1742 | return Visit(TL.getPatternLoc()); | |||
1743 | } | |||
1744 | ||||
1745 | bool CursorVisitor::VisitDecltypeTypeLoc(DecltypeTypeLoc TL) { | |||
1746 | if (Expr *E = TL.getUnderlyingExpr()) | |||
1747 | return Visit(MakeCXCursor(E, StmtParent, TU)); | |||
1748 | ||||
1749 | return false; | |||
1750 | } | |||
1751 | ||||
1752 | bool CursorVisitor::VisitInjectedClassNameTypeLoc(InjectedClassNameTypeLoc TL) { | |||
1753 | return Visit(MakeCursorTypeRef(TL.getDecl(), TL.getNameLoc(), TU)); | |||
1754 | } | |||
1755 | ||||
1756 | bool CursorVisitor::VisitAtomicTypeLoc(AtomicTypeLoc TL) { | |||
1757 | return Visit(TL.getValueLoc()); | |||
1758 | } | |||
1759 | ||||
1760 | bool CursorVisitor::VisitPipeTypeLoc(PipeTypeLoc TL) { | |||
1761 | return Visit(TL.getValueLoc()); | |||
1762 | } | |||
1763 | ||||
1764 | #define DEFAULT_TYPELOC_IMPL(CLASS, PARENT)bool CursorVisitor::VisitCLASSTypeLoc(CLASSTypeLoc TL) { return VisitPARENTLoc(TL); } \ | |||
1765 | bool CursorVisitor::Visit##CLASS##TypeLoc(CLASS##TypeLoc TL) { \ | |||
1766 | return Visit##PARENT##Loc(TL); \ | |||
1767 | } | |||
1768 | ||||
1769 | DEFAULT_TYPELOC_IMPL(Complex, Type)bool CursorVisitor::VisitComplexTypeLoc(ComplexTypeLoc TL) { return VisitTypeLoc(TL); } | |||
1770 | DEFAULT_TYPELOC_IMPL(ConstantArray, ArrayType)bool CursorVisitor::VisitConstantArrayTypeLoc(ConstantArrayTypeLoc TL) { return VisitArrayTypeLoc(TL); } | |||
1771 | DEFAULT_TYPELOC_IMPL(IncompleteArray, ArrayType)bool CursorVisitor::VisitIncompleteArrayTypeLoc(IncompleteArrayTypeLoc TL) { return VisitArrayTypeLoc(TL); } | |||
1772 | DEFAULT_TYPELOC_IMPL(VariableArray, ArrayType)bool CursorVisitor::VisitVariableArrayTypeLoc(VariableArrayTypeLoc TL) { return VisitArrayTypeLoc(TL); } | |||
1773 | DEFAULT_TYPELOC_IMPL(DependentSizedArray, ArrayType)bool CursorVisitor::VisitDependentSizedArrayTypeLoc(DependentSizedArrayTypeLoc TL) { return VisitArrayTypeLoc(TL); } | |||
1774 | DEFAULT_TYPELOC_IMPL(DependentAddressSpace, Type)bool CursorVisitor::VisitDependentAddressSpaceTypeLoc(DependentAddressSpaceTypeLoc TL) { return VisitTypeLoc(TL); } | |||
1775 | DEFAULT_TYPELOC_IMPL(DependentVector, Type)bool CursorVisitor::VisitDependentVectorTypeLoc(DependentVectorTypeLoc TL) { return VisitTypeLoc(TL); } | |||
1776 | DEFAULT_TYPELOC_IMPL(DependentSizedExtVector, Type)bool CursorVisitor::VisitDependentSizedExtVectorTypeLoc(DependentSizedExtVectorTypeLoc TL) { return VisitTypeLoc(TL); } | |||
1777 | DEFAULT_TYPELOC_IMPL(Vector, Type)bool CursorVisitor::VisitVectorTypeLoc(VectorTypeLoc TL) { return VisitTypeLoc(TL); } | |||
1778 | DEFAULT_TYPELOC_IMPL(ExtVector, VectorType)bool CursorVisitor::VisitExtVectorTypeLoc(ExtVectorTypeLoc TL ) { return VisitVectorTypeLoc(TL); } | |||
1779 | DEFAULT_TYPELOC_IMPL(FunctionProto, FunctionType)bool CursorVisitor::VisitFunctionProtoTypeLoc(FunctionProtoTypeLoc TL) { return VisitFunctionTypeLoc(TL); } | |||
1780 | DEFAULT_TYPELOC_IMPL(FunctionNoProto, FunctionType)bool CursorVisitor::VisitFunctionNoProtoTypeLoc(FunctionNoProtoTypeLoc TL) { return VisitFunctionTypeLoc(TL); } | |||
1781 | DEFAULT_TYPELOC_IMPL(Record, TagType)bool CursorVisitor::VisitRecordTypeLoc(RecordTypeLoc TL) { return VisitTagTypeLoc(TL); } | |||
1782 | DEFAULT_TYPELOC_IMPL(Enum, TagType)bool CursorVisitor::VisitEnumTypeLoc(EnumTypeLoc TL) { return VisitTagTypeLoc(TL); } | |||
1783 | DEFAULT_TYPELOC_IMPL(SubstTemplateTypeParm, Type)bool CursorVisitor::VisitSubstTemplateTypeParmTypeLoc(SubstTemplateTypeParmTypeLoc TL) { return VisitTypeLoc(TL); } | |||
1784 | DEFAULT_TYPELOC_IMPL(SubstTemplateTypeParmPack, Type)bool CursorVisitor::VisitSubstTemplateTypeParmPackTypeLoc(SubstTemplateTypeParmPackTypeLoc TL) { return VisitTypeLoc(TL); } | |||
1785 | DEFAULT_TYPELOC_IMPL(Auto, Type)bool CursorVisitor::VisitAutoTypeLoc(AutoTypeLoc TL) { return VisitTypeLoc(TL); } | |||
1786 | ||||
1787 | bool CursorVisitor::VisitCXXRecordDecl(CXXRecordDecl *D) { | |||
1788 | // Visit the nested-name-specifier, if present. | |||
1789 | if (NestedNameSpecifierLoc QualifierLoc = D->getQualifierLoc()) | |||
1790 | if (VisitNestedNameSpecifierLoc(QualifierLoc)) | |||
1791 | return true; | |||
1792 | ||||
1793 | if (D->isCompleteDefinition()) { | |||
1794 | for (const auto &I : D->bases()) { | |||
1795 | if (Visit(cxcursor::MakeCursorCXXBaseSpecifier(&I, TU))) | |||
1796 | return true; | |||
1797 | } | |||
1798 | } | |||
1799 | ||||
1800 | return VisitTagDecl(D); | |||
1801 | } | |||
1802 | ||||
1803 | bool CursorVisitor::VisitAttributes(Decl *D) { | |||
1804 | for (const auto *I : D->attrs()) | |||
1805 | if ((TU->ParsingOptions & CXTranslationUnit_VisitImplicitAttributes || | |||
1806 | !I->isImplicit()) && | |||
1807 | Visit(MakeCXCursor(I, D, TU))) | |||
1808 | return true; | |||
1809 | ||||
1810 | return false; | |||
1811 | } | |||
1812 | ||||
1813 | //===----------------------------------------------------------------------===// | |||
1814 | // Data-recursive visitor methods. | |||
1815 | //===----------------------------------------------------------------------===// | |||
1816 | ||||
1817 | namespace { | |||
1818 | #define DEF_JOB(NAME, DATA, KIND)\ | |||
1819 | class NAME : public VisitorJob {\ | |||
1820 | public:\ | |||
1821 | NAME(const DATA *d, CXCursor parent) : \ | |||
1822 | VisitorJob(parent, VisitorJob::KIND, d) {} \ | |||
1823 | static bool classof(const VisitorJob *VJ) { return VJ->getKind() == KIND; }\ | |||
1824 | const DATA *get() const { return static_cast<const DATA*>(data[0]); }\ | |||
1825 | }; | |||
1826 | ||||
1827 | DEF_JOB(StmtVisit, Stmt, StmtVisitKind) | |||
1828 | DEF_JOB(MemberExprParts, MemberExpr, MemberExprPartsKind) | |||
1829 | DEF_JOB(DeclRefExprParts, DeclRefExpr, DeclRefExprPartsKind) | |||
1830 | DEF_JOB(OverloadExprParts, OverloadExpr, OverloadExprPartsKind) | |||
1831 | DEF_JOB(SizeOfPackExprParts, SizeOfPackExpr, SizeOfPackExprPartsKind) | |||
1832 | DEF_JOB(LambdaExprParts, LambdaExpr, LambdaExprPartsKind) | |||
1833 | DEF_JOB(PostChildrenVisit, void, PostChildrenVisitKind) | |||
1834 | #undef DEF_JOB | |||
1835 | ||||
1836 | class ExplicitTemplateArgsVisit : public VisitorJob { | |||
1837 | public: | |||
1838 | ExplicitTemplateArgsVisit(const TemplateArgumentLoc *Begin, | |||
1839 | const TemplateArgumentLoc *End, CXCursor parent) | |||
1840 | : VisitorJob(parent, VisitorJob::ExplicitTemplateArgsVisitKind, Begin, | |||
1841 | End) {} | |||
1842 | static bool classof(const VisitorJob *VJ) { | |||
1843 | return VJ->getKind() == ExplicitTemplateArgsVisitKind; | |||
1844 | } | |||
1845 | const TemplateArgumentLoc *begin() const { | |||
1846 | return static_cast<const TemplateArgumentLoc *>(data[0]); | |||
1847 | } | |||
1848 | const TemplateArgumentLoc *end() { | |||
1849 | return static_cast<const TemplateArgumentLoc *>(data[1]); | |||
1850 | } | |||
1851 | }; | |||
1852 | class DeclVisit : public VisitorJob { | |||
1853 | public: | |||
1854 | DeclVisit(const Decl *D, CXCursor parent, bool isFirst) : | |||
1855 | VisitorJob(parent, VisitorJob::DeclVisitKind, | |||
1856 | D, isFirst ? (void*) 1 : (void*) nullptr) {} | |||
1857 | static bool classof(const VisitorJob *VJ) { | |||
1858 | return VJ->getKind() == DeclVisitKind; | |||
1859 | } | |||
1860 | const Decl *get() const { return static_cast<const Decl *>(data[0]); } | |||
1861 | bool isFirst() const { return data[1] != nullptr; } | |||
1862 | }; | |||
1863 | class TypeLocVisit : public VisitorJob { | |||
1864 | public: | |||
1865 | TypeLocVisit(TypeLoc tl, CXCursor parent) : | |||
1866 | VisitorJob(parent, VisitorJob::TypeLocVisitKind, | |||
1867 | tl.getType().getAsOpaquePtr(), tl.getOpaqueData()) {} | |||
1868 | ||||
1869 | static bool classof(const VisitorJob *VJ) { | |||
1870 | return VJ->getKind() == TypeLocVisitKind; | |||
1871 | } | |||
1872 | ||||
1873 | TypeLoc get() const { | |||
1874 | QualType T = QualType::getFromOpaquePtr(data[0]); | |||
1875 | return TypeLoc(T, const_cast<void *>(data[1])); | |||
1876 | } | |||
1877 | }; | |||
1878 | ||||
1879 | class LabelRefVisit : public VisitorJob { | |||
1880 | public: | |||
1881 | LabelRefVisit(LabelDecl *LD, SourceLocation labelLoc, CXCursor parent) | |||
1882 | : VisitorJob(parent, VisitorJob::LabelRefVisitKind, LD, | |||
1883 | labelLoc.getPtrEncoding()) {} | |||
1884 | ||||
1885 | static bool classof(const VisitorJob *VJ) { | |||
1886 | return VJ->getKind() == VisitorJob::LabelRefVisitKind; | |||
1887 | } | |||
1888 | const LabelDecl *get() const { | |||
1889 | return static_cast<const LabelDecl *>(data[0]); | |||
1890 | } | |||
1891 | SourceLocation getLoc() const { | |||
1892 | return SourceLocation::getFromPtrEncoding(data[1]); } | |||
1893 | }; | |||
1894 | ||||
1895 | class NestedNameSpecifierLocVisit : public VisitorJob { | |||
1896 | public: | |||
1897 | NestedNameSpecifierLocVisit(NestedNameSpecifierLoc Qualifier, CXCursor parent) | |||
1898 | : VisitorJob(parent, VisitorJob::NestedNameSpecifierLocVisitKind, | |||
1899 | Qualifier.getNestedNameSpecifier(), | |||
1900 | Qualifier.getOpaqueData()) { } | |||
1901 | ||||
1902 | static bool classof(const VisitorJob *VJ) { | |||
1903 | return VJ->getKind() == VisitorJob::NestedNameSpecifierLocVisitKind; | |||
1904 | } | |||
1905 | ||||
1906 | NestedNameSpecifierLoc get() const { | |||
1907 | return NestedNameSpecifierLoc( | |||
1908 | const_cast<NestedNameSpecifier *>( | |||
1909 | static_cast<const NestedNameSpecifier *>(data[0])), | |||
1910 | const_cast<void *>(data[1])); | |||
1911 | } | |||
1912 | }; | |||
1913 | ||||
1914 | class DeclarationNameInfoVisit : public VisitorJob { | |||
1915 | public: | |||
1916 | DeclarationNameInfoVisit(const Stmt *S, CXCursor parent) | |||
1917 | : VisitorJob(parent, VisitorJob::DeclarationNameInfoVisitKind, S) {} | |||
1918 | static bool classof(const VisitorJob *VJ) { | |||
1919 | return VJ->getKind() == VisitorJob::DeclarationNameInfoVisitKind; | |||
1920 | } | |||
1921 | DeclarationNameInfo get() const { | |||
1922 | const Stmt *S = static_cast<const Stmt *>(data[0]); | |||
1923 | switch (S->getStmtClass()) { | |||
1924 | default: | |||
1925 | llvm_unreachable("Unhandled Stmt")::llvm::llvm_unreachable_internal("Unhandled Stmt", "/build/llvm-toolchain-snapshot-8~svn345461/tools/clang/tools/libclang/CIndex.cpp" , 1925); | |||
1926 | case clang::Stmt::MSDependentExistsStmtClass: | |||
1927 | return cast<MSDependentExistsStmt>(S)->getNameInfo(); | |||
1928 | case Stmt::CXXDependentScopeMemberExprClass: | |||
1929 | return cast<CXXDependentScopeMemberExpr>(S)->getMemberNameInfo(); | |||
1930 | case Stmt::DependentScopeDeclRefExprClass: | |||
1931 | return cast<DependentScopeDeclRefExpr>(S)->getNameInfo(); | |||
1932 | case Stmt::OMPCriticalDirectiveClass: | |||
1933 | return cast<OMPCriticalDirective>(S)->getDirectiveName(); | |||
1934 | } | |||
1935 | } | |||
1936 | }; | |||
1937 | class MemberRefVisit : public VisitorJob { | |||
1938 | public: | |||
1939 | MemberRefVisit(const FieldDecl *D, SourceLocation L, CXCursor parent) | |||
1940 | : VisitorJob(parent, VisitorJob::MemberRefVisitKind, D, | |||
1941 | L.getPtrEncoding()) {} | |||
1942 | static bool classof(const VisitorJob *VJ) { | |||
1943 | return VJ->getKind() == VisitorJob::MemberRefVisitKind; | |||
1944 | } | |||
1945 | const FieldDecl *get() const { | |||
1946 | return static_cast<const FieldDecl *>(data[0]); | |||
1947 | } | |||
1948 | SourceLocation getLoc() const { | |||
1949 | return SourceLocation::getFromRawEncoding((unsigned)(uintptr_t) data[1]); | |||
1950 | } | |||
1951 | }; | |||
1952 | class EnqueueVisitor : public ConstStmtVisitor<EnqueueVisitor, void> { | |||
1953 | friend class OMPClauseEnqueue; | |||
1954 | VisitorWorkList &WL; | |||
1955 | CXCursor Parent; | |||
1956 | public: | |||
1957 | EnqueueVisitor(VisitorWorkList &wl, CXCursor parent) | |||
1958 | : WL(wl), Parent(parent) {} | |||
1959 | ||||
1960 | void VisitAddrLabelExpr(const AddrLabelExpr *E); | |||
1961 | void VisitBlockExpr(const BlockExpr *B); | |||
1962 | void VisitCompoundLiteralExpr(const CompoundLiteralExpr *E); | |||
1963 | void VisitCompoundStmt(const CompoundStmt *S); | |||
1964 | void VisitCXXDefaultArgExpr(const CXXDefaultArgExpr *E) { /* Do nothing. */ } | |||
1965 | void VisitMSDependentExistsStmt(const MSDependentExistsStmt *S); | |||
1966 | void VisitCXXDependentScopeMemberExpr(const CXXDependentScopeMemberExpr *E); | |||
1967 | void VisitCXXNewExpr(const CXXNewExpr *E); | |||
1968 | void VisitCXXScalarValueInitExpr(const CXXScalarValueInitExpr *E); | |||
1969 | void VisitCXXOperatorCallExpr(const CXXOperatorCallExpr *E); | |||
1970 | void VisitCXXPseudoDestructorExpr(const CXXPseudoDestructorExpr *E); | |||
1971 | void VisitCXXTemporaryObjectExpr(const CXXTemporaryObjectExpr *E); | |||
1972 | void VisitCXXTypeidExpr(const CXXTypeidExpr *E); | |||
1973 | void VisitCXXUnresolvedConstructExpr(const CXXUnresolvedConstructExpr *E); | |||
1974 | void VisitCXXUuidofExpr(const CXXUuidofExpr *E); | |||
1975 | void VisitCXXCatchStmt(const CXXCatchStmt *S); | |||
1976 | void VisitCXXForRangeStmt(const CXXForRangeStmt *S); | |||
1977 | void VisitDeclRefExpr(const DeclRefExpr *D); | |||
1978 | void VisitDeclStmt(const DeclStmt *S); | |||
1979 | void VisitDependentScopeDeclRefExpr(const DependentScopeDeclRefExpr *E); | |||
1980 | void VisitDesignatedInitExpr(const DesignatedInitExpr *E); | |||
1981 | void VisitExplicitCastExpr(const ExplicitCastExpr *E); | |||
1982 | void VisitForStmt(const ForStmt *FS); | |||
1983 | void VisitGotoStmt(const GotoStmt *GS); | |||
1984 | void VisitIfStmt(const IfStmt *If); | |||
1985 | void VisitInitListExpr(const InitListExpr *IE); | |||
1986 | void VisitMemberExpr(const MemberExpr *M); | |||
1987 | void VisitOffsetOfExpr(const OffsetOfExpr *E); | |||
1988 | void VisitObjCEncodeExpr(const ObjCEncodeExpr *E); | |||
1989 | void VisitObjCMessageExpr(const ObjCMessageExpr *M); | |||
1990 | void VisitOverloadExpr(const OverloadExpr *E); | |||
1991 | void VisitUnaryExprOrTypeTraitExpr(const UnaryExprOrTypeTraitExpr *E); | |||
1992 | void VisitStmt(const Stmt *S); | |||
1993 | void VisitSwitchStmt(const SwitchStmt *S); | |||
1994 | void VisitWhileStmt(const WhileStmt *W); | |||
1995 | void VisitTypeTraitExpr(const TypeTraitExpr *E); | |||
1996 | void VisitArrayTypeTraitExpr(const ArrayTypeTraitExpr *E); | |||
1997 | void VisitExpressionTraitExpr(const ExpressionTraitExpr *E); | |||
1998 | void VisitUnresolvedMemberExpr(const UnresolvedMemberExpr *U); | |||
1999 | void VisitVAArgExpr(const VAArgExpr *E); | |||
2000 | void VisitSizeOfPackExpr(const SizeOfPackExpr *E); | |||
2001 | void VisitPseudoObjectExpr(const PseudoObjectExpr *E); | |||
2002 | void VisitOpaqueValueExpr(const OpaqueValueExpr *E); | |||
2003 | void VisitLambdaExpr(const LambdaExpr *E); | |||
2004 | void VisitOMPExecutableDirective(const OMPExecutableDirective *D); | |||
2005 | void VisitOMPLoopDirective(const OMPLoopDirective *D); | |||
2006 | void VisitOMPParallelDirective(const OMPParallelDirective *D); | |||
2007 | void VisitOMPSimdDirective(const OMPSimdDirective *D); | |||
2008 | void VisitOMPForDirective(const OMPForDirective *D); | |||
2009 | void VisitOMPForSimdDirective(const OMPForSimdDirective *D); | |||
2010 | void VisitOMPSectionsDirective(const OMPSectionsDirective *D); | |||
2011 | void VisitOMPSectionDirective(const OMPSectionDirective *D); | |||
2012 | void VisitOMPSingleDirective(const OMPSingleDirective *D); | |||
2013 | void VisitOMPMasterDirective(const OMPMasterDirective *D); | |||
2014 | void VisitOMPCriticalDirective(const OMPCriticalDirective *D); | |||
2015 | void VisitOMPParallelForDirective(const OMPParallelForDirective *D); | |||
2016 | void VisitOMPParallelForSimdDirective(const OMPParallelForSimdDirective *D); | |||
2017 | void VisitOMPParallelSectionsDirective(const OMPParallelSectionsDirective *D); | |||
2018 | void VisitOMPTaskDirective(const OMPTaskDirective *D); | |||
2019 | void VisitOMPTaskyieldDirective(const OMPTaskyieldDirective *D); | |||
2020 | void VisitOMPBarrierDirective(const OMPBarrierDirective *D); | |||
2021 | void VisitOMPTaskwaitDirective(const OMPTaskwaitDirective *D); | |||
2022 | void VisitOMPTaskgroupDirective(const OMPTaskgroupDirective *D); | |||
2023 | void | |||
2024 | VisitOMPCancellationPointDirective(const OMPCancellationPointDirective *D); | |||
2025 | void VisitOMPCancelDirective(const OMPCancelDirective *D); | |||
2026 | void VisitOMPFlushDirective(const OMPFlushDirective *D); | |||
2027 | void VisitOMPOrderedDirective(const OMPOrderedDirective *D); | |||
2028 | void VisitOMPAtomicDirective(const OMPAtomicDirective *D); | |||
2029 | void VisitOMPTargetDirective(const OMPTargetDirective *D); | |||
2030 | void VisitOMPTargetDataDirective(const OMPTargetDataDirective *D); | |||
2031 | void VisitOMPTargetEnterDataDirective(const OMPTargetEnterDataDirective *D); | |||
2032 | void VisitOMPTargetExitDataDirective(const OMPTargetExitDataDirective *D); | |||
2033 | void VisitOMPTargetParallelDirective(const OMPTargetParallelDirective *D); | |||
2034 | void | |||
2035 | VisitOMPTargetParallelForDirective(const OMPTargetParallelForDirective *D); | |||
2036 | void VisitOMPTeamsDirective(const OMPTeamsDirective *D); | |||
2037 | void VisitOMPTaskLoopDirective(const OMPTaskLoopDirective *D); | |||
2038 | void VisitOMPTaskLoopSimdDirective(const OMPTaskLoopSimdDirective *D); | |||
2039 | void VisitOMPDistributeDirective(const OMPDistributeDirective *D); | |||
2040 | void VisitOMPDistributeParallelForDirective( | |||
2041 | const OMPDistributeParallelForDirective *D); | |||
2042 | void VisitOMPDistributeParallelForSimdDirective( | |||
2043 | const OMPDistributeParallelForSimdDirective *D); | |||
2044 | void VisitOMPDistributeSimdDirective(const OMPDistributeSimdDirective *D); | |||
2045 | void VisitOMPTargetParallelForSimdDirective( | |||
2046 | const OMPTargetParallelForSimdDirective *D); | |||
2047 | void VisitOMPTargetSimdDirective(const OMPTargetSimdDirective *D); | |||
2048 | void VisitOMPTeamsDistributeDirective(const OMPTeamsDistributeDirective *D); | |||
2049 | void VisitOMPTeamsDistributeSimdDirective( | |||
2050 | const OMPTeamsDistributeSimdDirective *D); | |||
2051 | void VisitOMPTeamsDistributeParallelForSimdDirective( | |||
2052 | const OMPTeamsDistributeParallelForSimdDirective *D); | |||
2053 | void VisitOMPTeamsDistributeParallelForDirective( | |||
2054 | const OMPTeamsDistributeParallelForDirective *D); | |||
2055 | void VisitOMPTargetTeamsDirective(const OMPTargetTeamsDirective *D); | |||
2056 | void VisitOMPTargetTeamsDistributeDirective( | |||
2057 | const OMPTargetTeamsDistributeDirective *D); | |||
2058 | void VisitOMPTargetTeamsDistributeParallelForDirective( | |||
2059 | const OMPTargetTeamsDistributeParallelForDirective *D); | |||
2060 | void VisitOMPTargetTeamsDistributeParallelForSimdDirective( | |||
2061 | const OMPTargetTeamsDistributeParallelForSimdDirective *D); | |||
2062 | void VisitOMPTargetTeamsDistributeSimdDirective( | |||
2063 | const OMPTargetTeamsDistributeSimdDirective *D); | |||
2064 | ||||
2065 | private: | |||
2066 | void AddDeclarationNameInfo(const Stmt *S); | |||
2067 | void AddNestedNameSpecifierLoc(NestedNameSpecifierLoc Qualifier); | |||
2068 | void AddExplicitTemplateArgs(const TemplateArgumentLoc *A, | |||
2069 | unsigned NumTemplateArgs); | |||
2070 | void AddMemberRef(const FieldDecl *D, SourceLocation L); | |||
2071 | void AddStmt(const Stmt *S); | |||
2072 | void AddDecl(const Decl *D, bool isFirst = true); | |||
2073 | void AddTypeLoc(TypeSourceInfo *TI); | |||
2074 | void EnqueueChildren(const Stmt *S); | |||
2075 | void EnqueueChildren(const OMPClause *S); | |||
2076 | }; | |||
2077 | } // end anonyous namespace | |||
2078 | ||||
2079 | void EnqueueVisitor::AddDeclarationNameInfo(const Stmt *S) { | |||
2080 | // 'S' should always be non-null, since it comes from the | |||
2081 | // statement we are visiting. | |||
2082 | WL.push_back(DeclarationNameInfoVisit(S, Parent)); | |||
2083 | } | |||
2084 | ||||
2085 | void | |||
2086 | EnqueueVisitor::AddNestedNameSpecifierLoc(NestedNameSpecifierLoc Qualifier) { | |||
2087 | if (Qualifier) | |||
2088 | WL.push_back(NestedNameSpecifierLocVisit(Qualifier, Parent)); | |||
2089 | } | |||
2090 | ||||
2091 | void EnqueueVisitor::AddStmt(const Stmt *S) { | |||
2092 | if (S) | |||
2093 | WL.push_back(StmtVisit(S, Parent)); | |||
2094 | } | |||
2095 | void EnqueueVisitor::AddDecl(const Decl *D, bool isFirst) { | |||
2096 | if (D) | |||
2097 | WL.push_back(DeclVisit(D, Parent, isFirst)); | |||
2098 | } | |||
2099 | void EnqueueVisitor::AddExplicitTemplateArgs(const TemplateArgumentLoc *A, | |||
2100 | unsigned NumTemplateArgs) { | |||
2101 | WL.push_back(ExplicitTemplateArgsVisit(A, A + NumTemplateArgs, Parent)); | |||
2102 | } | |||
2103 | void EnqueueVisitor::AddMemberRef(const FieldDecl *D, SourceLocation L) { | |||
2104 | if (D) | |||
2105 | WL.push_back(MemberRefVisit(D, L, Parent)); | |||
2106 | } | |||
2107 | void EnqueueVisitor::AddTypeLoc(TypeSourceInfo *TI) { | |||
2108 | if (TI) | |||
2109 | WL.push_back(TypeLocVisit(TI->getTypeLoc(), Parent)); | |||
2110 | } | |||
2111 | void EnqueueVisitor::EnqueueChildren(const Stmt *S) { | |||
2112 | unsigned size = WL.size(); | |||
2113 | for (const Stmt *SubStmt : S->children()) { | |||
2114 | AddStmt(SubStmt); | |||
2115 | } | |||
2116 | if (size == WL.size()) | |||
2117 | return; | |||
2118 | // Now reverse the entries we just added. This will match the DFS | |||
2119 | // ordering performed by the worklist. | |||
2120 | VisitorWorkList::iterator I = WL.begin() + size, E = WL.end(); | |||
2121 | std::reverse(I, E); | |||
2122 | } | |||
2123 | namespace { | |||
2124 | class OMPClauseEnqueue : public ConstOMPClauseVisitor<OMPClauseEnqueue> { | |||
2125 | EnqueueVisitor *Visitor; | |||
2126 | /// Process clauses with list of variables. | |||
2127 | template <typename T> | |||
2128 | void VisitOMPClauseList(T *Node); | |||
2129 | public: | |||
2130 | OMPClauseEnqueue(EnqueueVisitor *Visitor) : Visitor(Visitor) { } | |||
2131 | #define OPENMP_CLAUSE(Name, Class) \ | |||
2132 | void Visit##Class(const Class *C); | |||
2133 | #include "clang/Basic/OpenMPKinds.def" | |||
2134 | void VisitOMPClauseWithPreInit(const OMPClauseWithPreInit *C); | |||
2135 | void VisitOMPClauseWithPostUpdate(const OMPClauseWithPostUpdate *C); | |||
2136 | }; | |||
2137 | ||||
2138 | void OMPClauseEnqueue::VisitOMPClauseWithPreInit( | |||
2139 | const OMPClauseWithPreInit *C) { | |||
2140 | Visitor->AddStmt(C->getPreInitStmt()); | |||
2141 | } | |||
2142 | ||||
2143 | void OMPClauseEnqueue::VisitOMPClauseWithPostUpdate( | |||
2144 | const OMPClauseWithPostUpdate *C) { | |||
2145 | VisitOMPClauseWithPreInit(C); | |||
2146 | Visitor->AddStmt(C->getPostUpdateExpr()); | |||
2147 | } | |||
2148 | ||||
2149 | void OMPClauseEnqueue::VisitOMPIfClause(const OMPIfClause *C) { | |||
2150 | VisitOMPClauseWithPreInit(C); | |||
2151 | Visitor->AddStmt(C->getCondition()); | |||
2152 | } | |||
2153 | ||||
2154 | void OMPClauseEnqueue::VisitOMPFinalClause(const OMPFinalClause *C) { | |||
2155 | Visitor->AddStmt(C->getCondition()); | |||
2156 | } | |||
2157 | ||||
2158 | void OMPClauseEnqueue::VisitOMPNumThreadsClause(const OMPNumThreadsClause *C) { | |||
2159 | VisitOMPClauseWithPreInit(C); | |||
2160 | Visitor->AddStmt(C->getNumThreads()); | |||
2161 | } | |||
2162 | ||||
2163 | void OMPClauseEnqueue::VisitOMPSafelenClause(const OMPSafelenClause *C) { | |||
2164 | Visitor->AddStmt(C->getSafelen()); | |||
2165 | } | |||
2166 | ||||
2167 | void OMPClauseEnqueue::VisitOMPSimdlenClause(const OMPSimdlenClause *C) { | |||
2168 | Visitor->AddStmt(C->getSimdlen()); | |||
2169 | } | |||
2170 | ||||
2171 | void OMPClauseEnqueue::VisitOMPCollapseClause(const OMPCollapseClause *C) { | |||
2172 | Visitor->AddStmt(C->getNumForLoops()); | |||
2173 | } | |||
2174 | ||||
2175 | void OMPClauseEnqueue::VisitOMPDefaultClause(const OMPDefaultClause *C) { } | |||
2176 | ||||
2177 | void OMPClauseEnqueue::VisitOMPProcBindClause(const OMPProcBindClause *C) { } | |||
2178 | ||||
2179 | void OMPClauseEnqueue::VisitOMPScheduleClause(const OMPScheduleClause *C) { | |||
2180 | VisitOMPClauseWithPreInit(C); | |||
2181 | Visitor->AddStmt(C->getChunkSize()); | |||
2182 | } | |||
2183 | ||||
2184 | void OMPClauseEnqueue::VisitOMPOrderedClause(const OMPOrderedClause *C) { | |||
2185 | Visitor->AddStmt(C->getNumForLoops()); | |||
2186 | } | |||
2187 | ||||
2188 | void OMPClauseEnqueue::VisitOMPNowaitClause(const OMPNowaitClause *) {} | |||
2189 | ||||
2190 | void OMPClauseEnqueue::VisitOMPUntiedClause(const OMPUntiedClause *) {} | |||
2191 | ||||
2192 | void OMPClauseEnqueue::VisitOMPMergeableClause(const OMPMergeableClause *) {} | |||
2193 | ||||
2194 | void OMPClauseEnqueue::VisitOMPReadClause(const OMPReadClause *) {} | |||
2195 | ||||
2196 | void OMPClauseEnqueue::VisitOMPWriteClause(const OMPWriteClause *) {} | |||
2197 | ||||
2198 | void OMPClauseEnqueue::VisitOMPUpdateClause(const OMPUpdateClause *) {} | |||
2199 | ||||
2200 | void OMPClauseEnqueue::VisitOMPCaptureClause(const OMPCaptureClause *) {} | |||
2201 | ||||
2202 | void OMPClauseEnqueue::VisitOMPSeqCstClause(const OMPSeqCstClause *) {} | |||
2203 | ||||
2204 | void OMPClauseEnqueue::VisitOMPThreadsClause(const OMPThreadsClause *) {} | |||
2205 | ||||
2206 | void OMPClauseEnqueue::VisitOMPSIMDClause(const OMPSIMDClause *) {} | |||
2207 | ||||
2208 | void OMPClauseEnqueue::VisitOMPNogroupClause(const OMPNogroupClause *) {} | |||
2209 | ||||
2210 | void OMPClauseEnqueue::VisitOMPUnifiedAddressClause( | |||
2211 | const OMPUnifiedAddressClause *) {} | |||
2212 | ||||
2213 | void OMPClauseEnqueue::VisitOMPUnifiedSharedMemoryClause( | |||
2214 | const OMPUnifiedSharedMemoryClause *) {} | |||
2215 | ||||
2216 | void OMPClauseEnqueue::VisitOMPReverseOffloadClause( | |||
2217 | const OMPReverseOffloadClause *) {} | |||
2218 | ||||
2219 | void OMPClauseEnqueue::VisitOMPDynamicAllocatorsClause( | |||
2220 | const OMPDynamicAllocatorsClause *) {} | |||
2221 | ||||
2222 | void OMPClauseEnqueue::VisitOMPDeviceClause(const OMPDeviceClause *C) { | |||
2223 | Visitor->AddStmt(C->getDevice()); | |||
2224 | } | |||
2225 | ||||
2226 | void OMPClauseEnqueue::VisitOMPNumTeamsClause(const OMPNumTeamsClause *C) { | |||
2227 | VisitOMPClauseWithPreInit(C); | |||
2228 | Visitor->AddStmt(C->getNumTeams()); | |||
2229 | } | |||
2230 | ||||
2231 | void OMPClauseEnqueue::VisitOMPThreadLimitClause(const OMPThreadLimitClause *C) { | |||
2232 | VisitOMPClauseWithPreInit(C); | |||
2233 | Visitor->AddStmt(C->getThreadLimit()); | |||
2234 | } | |||
2235 | ||||
2236 | void OMPClauseEnqueue::VisitOMPPriorityClause(const OMPPriorityClause *C) { | |||
2237 | Visitor->AddStmt(C->getPriority()); | |||
2238 | } | |||
2239 | ||||
2240 | void OMPClauseEnqueue::VisitOMPGrainsizeClause(const OMPGrainsizeClause *C) { | |||
2241 | Visitor->AddStmt(C->getGrainsize()); | |||
2242 | } | |||
2243 | ||||
2244 | void OMPClauseEnqueue::VisitOMPNumTasksClause(const OMPNumTasksClause *C) { | |||
2245 | Visitor->AddStmt(C->getNumTasks()); | |||
2246 | } | |||
2247 | ||||
2248 | void OMPClauseEnqueue::VisitOMPHintClause(const OMPHintClause *C) { | |||
2249 | Visitor->AddStmt(C->getHint()); | |||
2250 | } | |||
2251 | ||||
2252 | template<typename T> | |||
2253 | void OMPClauseEnqueue::VisitOMPClauseList(T *Node) { | |||
2254 | for (const auto *I : Node->varlists()) { | |||
2255 | Visitor->AddStmt(I); | |||
2256 | } | |||
2257 | } | |||
2258 | ||||
2259 | void OMPClauseEnqueue::VisitOMPPrivateClause(const OMPPrivateClause *C) { | |||
2260 | VisitOMPClauseList(C); | |||
2261 | for (const auto *E : C->private_copies()) { | |||
2262 | Visitor->AddStmt(E); | |||
2263 | } | |||
2264 | } | |||
2265 | void OMPClauseEnqueue::VisitOMPFirstprivateClause( | |||
2266 | const OMPFirstprivateClause *C) { | |||
2267 | VisitOMPClauseList(C); | |||
2268 | VisitOMPClauseWithPreInit(C); | |||
2269 | for (const auto *E : C->private_copies()) { | |||
2270 | Visitor->AddStmt(E); | |||
2271 | } | |||
2272 | for (const auto *E : C->inits()) { | |||
2273 | Visitor->AddStmt(E); | |||
2274 | } | |||
2275 | } | |||
2276 | void OMPClauseEnqueue::VisitOMPLastprivateClause( | |||
2277 | const OMPLastprivateClause *C) { | |||
2278 | VisitOMPClauseList(C); | |||
2279 | VisitOMPClauseWithPostUpdate(C); | |||
2280 | for (auto *E : C->private_copies()) { | |||
2281 | Visitor->AddStmt(E); | |||
2282 | } | |||
2283 | for (auto *E : C->source_exprs()) { | |||
2284 | Visitor->AddStmt(E); | |||
2285 | } | |||
2286 | for (auto *E : C->destination_exprs()) { | |||
2287 | Visitor->AddStmt(E); | |||
2288 | } | |||
2289 | for (auto *E : C->assignment_ops()) { | |||
2290 | Visitor->AddStmt(E); | |||
2291 | } | |||
2292 | } | |||
2293 | void OMPClauseEnqueue::VisitOMPSharedClause(const OMPSharedClause *C) { | |||
2294 | VisitOMPClauseList(C); | |||
2295 | } | |||
2296 | void OMPClauseEnqueue::VisitOMPReductionClause(const OMPReductionClause *C) { | |||
2297 | VisitOMPClauseList(C); | |||
2298 | VisitOMPClauseWithPostUpdate(C); | |||
2299 | for (auto *E : C->privates()) { | |||
2300 | Visitor->AddStmt(E); | |||
2301 | } | |||
2302 | for (auto *E : C->lhs_exprs()) { | |||
2303 | Visitor->AddStmt(E); | |||
2304 | } | |||
2305 | for (auto *E : C->rhs_exprs()) { | |||
2306 | Visitor->AddStmt(E); | |||
2307 | } | |||
2308 | for (auto *E : C->reduction_ops()) { | |||
2309 | Visitor->AddStmt(E); | |||
2310 | } | |||
2311 | } | |||
2312 | void OMPClauseEnqueue::VisitOMPTaskReductionClause( | |||
2313 | const OMPTaskReductionClause *C) { | |||
2314 | VisitOMPClauseList(C); | |||
2315 | VisitOMPClauseWithPostUpdate(C); | |||
2316 | for (auto *E : C->privates()) { | |||
2317 | Visitor->AddStmt(E); | |||
2318 | } | |||
2319 | for (auto *E : C->lhs_exprs()) { | |||
2320 | Visitor->AddStmt(E); | |||
2321 | } | |||
2322 | for (auto *E : C->rhs_exprs()) { | |||
2323 | Visitor->AddStmt(E); | |||
2324 | } | |||
2325 | for (auto *E : C->reduction_ops()) { | |||
2326 | Visitor->AddStmt(E); | |||
2327 | } | |||
2328 | } | |||
2329 | void OMPClauseEnqueue::VisitOMPInReductionClause( | |||
2330 | const OMPInReductionClause *C) { | |||
2331 | VisitOMPClauseList(C); | |||
2332 | VisitOMPClauseWithPostUpdate(C); | |||
2333 | for (auto *E : C->privates()) { | |||
2334 | Visitor->AddStmt(E); | |||
2335 | } | |||
2336 | for (auto *E : C->lhs_exprs()) { | |||
2337 | Visitor->AddStmt(E); | |||
2338 | } | |||
2339 | for (auto *E : C->rhs_exprs()) { | |||
2340 | Visitor->AddStmt(E); | |||
2341 | } | |||
2342 | for (auto *E : C->reduction_ops()) { | |||
2343 | Visitor->AddStmt(E); | |||
2344 | } | |||
2345 | for (auto *E : C->taskgroup_descriptors()) | |||
2346 | Visitor->AddStmt(E); | |||
2347 | } | |||
2348 | void OMPClauseEnqueue::VisitOMPLinearClause(const OMPLinearClause *C) { | |||
2349 | VisitOMPClauseList(C); | |||
2350 | VisitOMPClauseWithPostUpdate(C); | |||
2351 | for (const auto *E : C->privates()) { | |||
2352 | Visitor->AddStmt(E); | |||
2353 | } | |||
2354 | for (const auto *E : C->inits()) { | |||
2355 | Visitor->AddStmt(E); | |||
2356 | } | |||
2357 | for (const auto *E : C->updates()) { | |||
2358 | Visitor->AddStmt(E); | |||
2359 | } | |||
2360 | for (const auto *E : C->finals()) { | |||
2361 | Visitor->AddStmt(E); | |||
2362 | } | |||
2363 | Visitor->AddStmt(C->getStep()); | |||
2364 | Visitor->AddStmt(C->getCalcStep()); | |||
2365 | } | |||
2366 | void OMPClauseEnqueue::VisitOMPAlignedClause(const OMPAlignedClause *C) { | |||
2367 | VisitOMPClauseList(C); | |||
2368 | Visitor->AddStmt(C->getAlignment()); | |||
2369 | } | |||
2370 | void OMPClauseEnqueue::VisitOMPCopyinClause(const OMPCopyinClause *C) { | |||
2371 | VisitOMPClauseList(C); | |||
2372 | for (auto *E : C->source_exprs()) { | |||
2373 | Visitor->AddStmt(E); | |||
2374 | } | |||
2375 | for (auto *E : C->destination_exprs()) { | |||
2376 | Visitor->AddStmt(E); | |||
2377 | } | |||
2378 | for (auto *E : C->assignment_ops()) { | |||
2379 | Visitor->AddStmt(E); | |||
2380 | } | |||
2381 | } | |||
2382 | void | |||
2383 | OMPClauseEnqueue::VisitOMPCopyprivateClause(const OMPCopyprivateClause *C) { | |||
2384 | VisitOMPClauseList(C); | |||
2385 | for (auto *E : C->source_exprs()) { | |||
2386 | Visitor->AddStmt(E); | |||
2387 | } | |||
2388 | for (auto *E : C->destination_exprs()) { | |||
2389 | Visitor->AddStmt(E); | |||
2390 | } | |||
2391 | for (auto *E : C->assignment_ops()) { | |||
2392 | Visitor->AddStmt(E); | |||
2393 | } | |||
2394 | } | |||
2395 | void OMPClauseEnqueue::VisitOMPFlushClause(const OMPFlushClause *C) { | |||
2396 | VisitOMPClauseList(C); | |||
2397 | } | |||
2398 | void OMPClauseEnqueue::VisitOMPDependClause(const OMPDependClause *C) { | |||
2399 | VisitOMPClauseList(C); | |||
2400 | } | |||
2401 | void OMPClauseEnqueue::VisitOMPMapClause(const OMPMapClause *C) { | |||
2402 | VisitOMPClauseList(C); | |||
2403 | } | |||
2404 | void OMPClauseEnqueue::VisitOMPDistScheduleClause( | |||
2405 | const OMPDistScheduleClause *C) { | |||
2406 | VisitOMPClauseWithPreInit(C); | |||
2407 | Visitor->AddStmt(C->getChunkSize()); | |||
2408 | } | |||
2409 | void OMPClauseEnqueue::VisitOMPDefaultmapClause( | |||
2410 | const OMPDefaultmapClause * /*C*/) {} | |||
2411 | void OMPClauseEnqueue::VisitOMPToClause(const OMPToClause *C) { | |||
2412 | VisitOMPClauseList(C); | |||
2413 | } | |||
2414 | void OMPClauseEnqueue::VisitOMPFromClause(const OMPFromClause *C) { | |||
2415 | VisitOMPClauseList(C); | |||
2416 | } | |||
2417 | void OMPClauseEnqueue::VisitOMPUseDevicePtrClause(const OMPUseDevicePtrClause *C) { | |||
2418 | VisitOMPClauseList(C); | |||
2419 | } | |||
2420 | void OMPClauseEnqueue::VisitOMPIsDevicePtrClause(const OMPIsDevicePtrClause *C) { | |||
2421 | VisitOMPClauseList(C); | |||
2422 | } | |||
2423 | } | |||
2424 | ||||
2425 | void EnqueueVisitor::EnqueueChildren(const OMPClause *S) { | |||
2426 | unsigned size = WL.size(); | |||
2427 | OMPClauseEnqueue Visitor(this); | |||
2428 | Visitor.Visit(S); | |||
2429 | if (size == WL.size()) | |||
2430 | return; | |||
2431 | // Now reverse the entries we just added. This will match the DFS | |||
2432 | // ordering performed by the worklist. | |||
2433 | VisitorWorkList::iterator I = WL.begin() + size, E = WL.end(); | |||
2434 | std::reverse(I, E); | |||
2435 | } | |||
2436 | void EnqueueVisitor::VisitAddrLabelExpr(const AddrLabelExpr *E) { | |||
2437 | WL.push_back(LabelRefVisit(E->getLabel(), E->getLabelLoc(), Parent)); | |||
2438 | } | |||
2439 | void EnqueueVisitor::VisitBlockExpr(const BlockExpr *B) { | |||
2440 | AddDecl(B->getBlockDecl()); | |||
2441 | } | |||
2442 | void EnqueueVisitor::VisitCompoundLiteralExpr(const CompoundLiteralExpr *E) { | |||
2443 | EnqueueChildren(E); | |||
2444 | AddTypeLoc(E->getTypeSourceInfo()); | |||
2445 | } | |||
2446 | void EnqueueVisitor::VisitCompoundStmt(const CompoundStmt *S) { | |||
2447 | for (auto &I : llvm::reverse(S->body())) | |||
2448 | AddStmt(I); | |||
2449 | } | |||
2450 | void EnqueueVisitor:: | |||
2451 | VisitMSDependentExistsStmt(const MSDependentExistsStmt *S) { | |||
2452 | AddStmt(S->getSubStmt()); | |||
2453 | AddDeclarationNameInfo(S); | |||
2454 | if (NestedNameSpecifierLoc QualifierLoc = S->getQualifierLoc()) | |||
2455 | AddNestedNameSpecifierLoc(QualifierLoc); | |||
2456 | } | |||
2457 | ||||
2458 | void EnqueueVisitor:: | |||
2459 | VisitCXXDependentScopeMemberExpr(const CXXDependentScopeMemberExpr *E) { | |||
2460 | if (E->hasExplicitTemplateArgs()) | |||
2461 | AddExplicitTemplateArgs(E->getTemplateArgs(), E->getNumTemplateArgs()); | |||
2462 | AddDeclarationNameInfo(E); | |||
2463 | if (NestedNameSpecifierLoc QualifierLoc = E->getQualifierLoc()) | |||
2464 | AddNestedNameSpecifierLoc(QualifierLoc); | |||
2465 | if (!E->isImplicitAccess()) | |||
2466 | AddStmt(E->getBase()); | |||
2467 | } | |||
2468 | void EnqueueVisitor::VisitCXXNewExpr(const CXXNewExpr *E) { | |||
2469 | // Enqueue the initializer , if any. | |||
2470 | AddStmt(E->getInitializer()); | |||
2471 | // Enqueue the array size, if any. | |||
2472 | AddStmt(E->getArraySize()); | |||
2473 | // Enqueue the allocated type. | |||
2474 | AddTypeLoc(E->getAllocatedTypeSourceInfo()); | |||
2475 | // Enqueue the placement arguments. | |||
2476 | for (unsigned I = E->getNumPlacementArgs(); I > 0; --I) | |||
2477 | AddStmt(E->getPlacementArg(I-1)); | |||
2478 | } | |||
2479 | void EnqueueVisitor::VisitCXXOperatorCallExpr(const CXXOperatorCallExpr *CE) { | |||
2480 | for (unsigned I = CE->getNumArgs(); I > 1 /* Yes, this is 1 */; --I) | |||
2481 | AddStmt(CE->getArg(I-1)); | |||
2482 | AddStmt(CE->getCallee()); | |||
2483 | AddStmt(CE->getArg(0)); | |||
2484 | } | |||
2485 | void EnqueueVisitor::VisitCXXPseudoDestructorExpr( | |||
2486 | const CXXPseudoDestructorExpr *E) { | |||
2487 | // Visit the name of the type being destroyed. | |||
2488 | AddTypeLoc(E->getDestroyedTypeInfo()); | |||
2489 | // Visit the scope type that looks disturbingly like the nested-name-specifier | |||
2490 | // but isn't. | |||
2491 | AddTypeLoc(E->getScopeTypeInfo()); | |||
2492 | // Visit the nested-name-specifier. | |||
2493 | if (NestedNameSpecifierLoc QualifierLoc = E->getQualifierLoc()) | |||
2494 | AddNestedNameSpecifierLoc(QualifierLoc); | |||
2495 | // Visit base expression. | |||
2496 | AddStmt(E->getBase()); | |||
2497 | } | |||
2498 | void EnqueueVisitor::VisitCXXScalarValueInitExpr( | |||
2499 | const CXXScalarValueInitExpr *E) { | |||
2500 | AddTypeLoc(E->getTypeSourceInfo()); | |||
2501 | } | |||
2502 | void EnqueueVisitor::VisitCXXTemporaryObjectExpr( | |||
2503 | const CXXTemporaryObjectExpr *E) { | |||
2504 | EnqueueChildren(E); | |||
2505 | AddTypeLoc(E->getTypeSourceInfo()); | |||
2506 | } | |||
2507 | void EnqueueVisitor::VisitCXXTypeidExpr(const CXXTypeidExpr *E) { | |||
2508 | EnqueueChildren(E); | |||
2509 | if (E->isTypeOperand()) | |||
2510 | AddTypeLoc(E->getTypeOperandSourceInfo()); | |||
2511 | } | |||
2512 | ||||
2513 | void EnqueueVisitor::VisitCXXUnresolvedConstructExpr( | |||
2514 | const CXXUnresolvedConstructExpr *E) { | |||
2515 | EnqueueChildren(E); | |||
2516 | AddTypeLoc(E->getTypeSourceInfo()); | |||
2517 | } | |||
2518 | void EnqueueVisitor::VisitCXXUuidofExpr(const CXXUuidofExpr *E) { | |||
2519 | EnqueueChildren(E); | |||
2520 | if (E->isTypeOperand()) | |||
2521 | AddTypeLoc(E->getTypeOperandSourceInfo()); | |||
2522 | } | |||
2523 | ||||
2524 | void EnqueueVisitor::VisitCXXCatchStmt(const CXXCatchStmt *S) { | |||
2525 | EnqueueChildren(S); | |||
2526 | AddDecl(S->getExceptionDecl()); | |||
2527 | } | |||
2528 | ||||
2529 | void EnqueueVisitor::VisitCXXForRangeStmt(const CXXForRangeStmt *S) { | |||
2530 | AddStmt(S->getBody()); | |||
2531 | AddStmt(S->getRangeInit()); | |||
2532 | AddDecl(S->getLoopVariable()); | |||
2533 | } | |||
2534 | ||||
2535 | void EnqueueVisitor::VisitDeclRefExpr(const DeclRefExpr *DR) { | |||
2536 | if (DR->hasExplicitTemplateArgs()) | |||
2537 | AddExplicitTemplateArgs(DR->getTemplateArgs(), DR->getNumTemplateArgs()); | |||
2538 | WL.push_back(DeclRefExprParts(DR, Parent)); | |||
2539 | } | |||
2540 | void EnqueueVisitor::VisitDependentScopeDeclRefExpr( | |||
2541 | const DependentScopeDeclRefExpr *E) { | |||
2542 | if (E->hasExplicitTemplateArgs()) | |||
2543 | AddExplicitTemplateArgs(E->getTemplateArgs(), E->getNumTemplateArgs()); | |||
2544 | AddDeclarationNameInfo(E); | |||
2545 | AddNestedNameSpecifierLoc(E->getQualifierLoc()); | |||
2546 | } | |||
2547 | void EnqueueVisitor::VisitDeclStmt(const DeclStmt *S) { | |||
2548 | unsigned size = WL.size(); | |||
2549 | bool isFirst = true; | |||
2550 | for (const auto *D : S->decls()) { | |||
2551 | AddDecl(D, isFirst); | |||
2552 | isFirst = false; | |||
2553 | } | |||
2554 | if (size == WL.size()) | |||
2555 | return; | |||
2556 | // Now reverse the entries we just added. This will match the DFS | |||
2557 | // ordering performed by the worklist. | |||
2558 | VisitorWorkList::iterator I = WL.begin() + size, E = WL.end(); | |||
2559 | std::reverse(I, E); | |||
2560 | } | |||
2561 | void EnqueueVisitor::VisitDesignatedInitExpr(const DesignatedInitExpr *E) { | |||
2562 | AddStmt(E->getInit()); | |||
2563 | for (const DesignatedInitExpr::Designator &D : | |||
2564 | llvm::reverse(E->designators())) { | |||
2565 | if (D.isFieldDesignator()) { | |||
2566 | if (FieldDecl *Field = D.getField()) | |||
2567 | AddMemberRef(Field, D.getFieldLoc()); | |||
2568 | continue; | |||
2569 | } | |||
2570 | if (D.isArrayDesignator()) { | |||
2571 | AddStmt(E->getArrayIndex(D)); | |||
2572 | continue; | |||
2573 | } | |||
2574 | assert(D.isArrayRangeDesignator() && "Unknown designator kind")((D.isArrayRangeDesignator() && "Unknown designator kind" ) ? static_cast<void> (0) : __assert_fail ("D.isArrayRangeDesignator() && \"Unknown designator kind\"" , "/build/llvm-toolchain-snapshot-8~svn345461/tools/clang/tools/libclang/CIndex.cpp" , 2574, __PRETTY_FUNCTION__)); | |||
2575 | AddStmt(E->getArrayRangeEnd(D)); | |||
2576 | AddStmt(E->getArrayRangeStart(D)); | |||
2577 | } | |||
2578 | } | |||
2579 | void EnqueueVisitor::VisitExplicitCastExpr(const ExplicitCastExpr *E) { | |||
2580 | EnqueueChildren(E); | |||
2581 | AddTypeLoc(E->getTypeInfoAsWritten()); | |||
2582 | } | |||
2583 | void EnqueueVisitor::VisitForStmt(const ForStmt *FS) { | |||
2584 | AddStmt(FS->getBody()); | |||
2585 | AddStmt(FS->getInc()); | |||
2586 | AddStmt(FS->getCond()); | |||
2587 | AddDecl(FS->getConditionVariable()); | |||
2588 | AddStmt(FS->getInit()); | |||
2589 | } | |||
2590 | void EnqueueVisitor::VisitGotoStmt(const GotoStmt *GS) { | |||
2591 | WL.push_back(LabelRefVisit(GS->getLabel(), GS->getLabelLoc(), Parent)); | |||
2592 | } | |||
2593 | void EnqueueVisitor::VisitIfStmt(const IfStmt *If) { | |||
2594 | AddStmt(If->getElse()); | |||
2595 | AddStmt(If->getThen()); | |||
2596 | AddStmt(If->getCond()); | |||
2597 | AddDecl(If->getConditionVariable()); | |||
2598 | } | |||
2599 | void EnqueueVisitor::VisitInitListExpr(const InitListExpr *IE) { | |||
2600 | // We care about the syntactic form of the initializer list, only. | |||
2601 | if (InitListExpr *Syntactic = IE->getSyntacticForm()) | |||
2602 | IE = Syntactic; | |||
2603 | EnqueueChildren(IE); | |||
2604 | } | |||
2605 | void EnqueueVisitor::VisitMemberExpr(const MemberExpr *M) { | |||
2606 | WL.push_back(MemberExprParts(M, Parent)); | |||
2607 | ||||
2608 | // If the base of the member access expression is an implicit 'this', don't | |||
2609 | // visit it. | |||
2610 | // FIXME: If we ever want to show these implicit accesses, this will be | |||
2611 | // unfortunate. However, clang_getCursor() relies on this behavior. | |||
2612 | if (M->isImplicitAccess()) | |||
2613 | return; | |||
2614 | ||||
2615 | // Ignore base anonymous struct/union fields, otherwise they will shadow the | |||
2616 | // real field that we are interested in. | |||
2617 | if (auto *SubME = dyn_cast<MemberExpr>(M->getBase())) { | |||
2618 | if (auto *FD = dyn_cast_or_null<FieldDecl>(SubME->getMemberDecl())) { | |||
2619 | if (FD->isAnonymousStructOrUnion()) { | |||
2620 | AddStmt(SubME->getBase()); | |||
2621 | return; | |||
2622 | } | |||
2623 | } | |||
2624 | } | |||
2625 | ||||
2626 | AddStmt(M->getBase()); | |||
2627 | } | |||
2628 | void EnqueueVisitor::VisitObjCEncodeExpr(const ObjCEncodeExpr *E) { | |||
2629 | AddTypeLoc(E->getEncodedTypeSourceInfo()); | |||
2630 | } | |||
2631 | void EnqueueVisitor::VisitObjCMessageExpr(const ObjCMessageExpr *M) { | |||
2632 | EnqueueChildren(M); | |||
2633 | AddTypeLoc(M->getClassReceiverTypeInfo()); | |||
2634 | } | |||
2635 | void EnqueueVisitor::VisitOffsetOfExpr(const OffsetOfExpr *E) { | |||
2636 | // Visit the components of the offsetof expression. | |||
2637 | for (unsigned N = E->getNumComponents(), I = N; I > 0; --I) { | |||
2638 | const OffsetOfNode &Node = E->getComponent(I-1); | |||
2639 | switch (Node.getKind()) { | |||
2640 | case OffsetOfNode::Array: | |||
2641 | AddStmt(E->getIndexExpr(Node.getArrayExprIndex())); | |||
2642 | break; | |||
2643 | case OffsetOfNode::Field: | |||
2644 | AddMemberRef(Node.getField(), Node.getSourceRange().getEnd()); | |||
2645 | break; | |||
2646 | case OffsetOfNode::Identifier: | |||
2647 | case OffsetOfNode::Base: | |||
2648 | continue; | |||
2649 | } | |||
2650 | } | |||
2651 | // Visit the type into which we're computing the offset. | |||
2652 | AddTypeLoc(E->getTypeSourceInfo()); | |||
2653 | } | |||
2654 | void EnqueueVisitor::VisitOverloadExpr(const OverloadExpr *E) { | |||
2655 | if (E->hasExplicitTemplateArgs()) | |||
2656 | AddExplicitTemplateArgs(E->getTemplateArgs(), E->getNumTemplateArgs()); | |||
2657 | WL.push_back(OverloadExprParts(E, Parent)); | |||
2658 | } | |||
2659 | void EnqueueVisitor::VisitUnaryExprOrTypeTraitExpr( | |||
2660 | const UnaryExprOrTypeTraitExpr *E) { | |||
2661 | EnqueueChildren(E); | |||
2662 | if (E->isArgumentType()) | |||
2663 | AddTypeLoc(E->getArgumentTypeInfo()); | |||
2664 | } | |||
2665 | void EnqueueVisitor::VisitStmt(const Stmt *S) { | |||
2666 | EnqueueChildren(S); | |||
2667 | } | |||
2668 | void EnqueueVisitor::VisitSwitchStmt(const SwitchStmt *S) { | |||
2669 | AddStmt(S->getBody()); | |||
2670 | AddStmt(S->getCond()); | |||
2671 | AddDecl(S->getConditionVariable()); | |||
2672 | } | |||
2673 | ||||
2674 | void EnqueueVisitor::VisitWhileStmt(const WhileStmt *W) { | |||
2675 | AddStmt(W->getBody()); | |||
2676 | AddStmt(W->getCond()); | |||
2677 | AddDecl(W->getConditionVariable()); | |||
2678 | } | |||
2679 | ||||
2680 | void EnqueueVisitor::VisitTypeTraitExpr(const TypeTraitExpr *E) { | |||
2681 | for (unsigned I = E->getNumArgs(); I > 0; --I) | |||
2682 | AddTypeLoc(E->getArg(I-1)); | |||
2683 | } | |||
2684 | ||||
2685 | void EnqueueVisitor::VisitArrayTypeTraitExpr(const ArrayTypeTraitExpr *E) { | |||
2686 | AddTypeLoc(E->getQueriedTypeSourceInfo()); | |||
2687 | } | |||
2688 | ||||
2689 | void EnqueueVisitor::VisitExpressionTraitExpr(const ExpressionTraitExpr *E) { | |||
2690 | EnqueueChildren(E); | |||
2691 | } | |||
2692 | ||||
2693 | void EnqueueVisitor::VisitUnresolvedMemberExpr(const UnresolvedMemberExpr *U) { | |||
2694 | VisitOverloadExpr(U); | |||
2695 | if (!U->isImplicitAccess()) | |||
2696 | AddStmt(U->getBase()); | |||
2697 | } | |||
2698 | void EnqueueVisitor::VisitVAArgExpr(const VAArgExpr *E) { | |||
2699 | AddStmt(E->getSubExpr()); | |||
2700 | AddTypeLoc(E->getWrittenTypeInfo()); | |||
2701 | } | |||
2702 | void EnqueueVisitor::VisitSizeOfPackExpr(const SizeOfPackExpr *E) { | |||
2703 | WL.push_back(SizeOfPackExprParts(E, Parent)); | |||
2704 | } | |||
2705 | void EnqueueVisitor::VisitOpaqueValueExpr(const OpaqueValueExpr *E) { | |||
2706 | // If the opaque value has a source expression, just transparently | |||
2707 | // visit that. This is useful for (e.g.) pseudo-object expressions. | |||
2708 | if (Expr *SourceExpr = E->getSourceExpr()) | |||
2709 | return Visit(SourceExpr); | |||
2710 | } | |||
2711 | void EnqueueVisitor::VisitLambdaExpr(const LambdaExpr *E) { | |||
2712 | AddStmt(E->getBody()); | |||
2713 | WL.push_back(LambdaExprParts(E, Parent)); | |||
2714 | } | |||
2715 | void EnqueueVisitor::VisitPseudoObjectExpr(const PseudoObjectExpr *E) { | |||
2716 | // Treat the expression like its syntactic form. | |||
2717 | Visit(E->getSyntacticForm()); | |||
2718 | } | |||
2719 | ||||
2720 | void EnqueueVisitor::VisitOMPExecutableDirective( | |||
2721 | const OMPExecutableDirective *D) { | |||
2722 | EnqueueChildren(D); | |||
2723 | for (ArrayRef<OMPClause *>::iterator I = D->clauses().begin(), | |||
2724 | E = D->clauses().end(); | |||
2725 | I != E; ++I) | |||
2726 | EnqueueChildren(*I); | |||
2727 | } | |||
2728 | ||||
2729 | void EnqueueVisitor::VisitOMPLoopDirective(const OMPLoopDirective *D) { | |||
2730 | VisitOMPExecutableDirective(D); | |||
2731 | } | |||
2732 | ||||
2733 | void EnqueueVisitor::VisitOMPParallelDirective(const OMPParallelDirective *D) { | |||
2734 | VisitOMPExecutableDirective(D); | |||
2735 | } | |||
2736 | ||||
2737 | void EnqueueVisitor::VisitOMPSimdDirective(const OMPSimdDirective *D) { | |||
2738 | VisitOMPLoopDirective(D); | |||
2739 | } | |||
2740 | ||||
2741 | void EnqueueVisitor::VisitOMPForDirective(const OMPForDirective *D) { | |||
2742 | VisitOMPLoopDirective(D); | |||
2743 | } | |||
2744 | ||||
2745 | void EnqueueVisitor::VisitOMPForSimdDirective(const OMPForSimdDirective *D) { | |||
2746 | VisitOMPLoopDirective(D); | |||
2747 | } | |||
2748 | ||||
2749 | void EnqueueVisitor::VisitOMPSectionsDirective(const OMPSectionsDirective *D) { | |||
2750 | VisitOMPExecutableDirective(D); | |||
2751 | } | |||
2752 | ||||
2753 | void EnqueueVisitor::VisitOMPSectionDirective(const OMPSectionDirective *D) { | |||
2754 | VisitOMPExecutableDirective(D); | |||
2755 | } | |||
2756 | ||||
2757 | void EnqueueVisitor::VisitOMPSingleDirective(const OMPSingleDirective *D) { | |||
2758 | VisitOMPExecutableDirective(D); | |||
2759 | } | |||
2760 | ||||
2761 | void EnqueueVisitor::VisitOMPMasterDirective(const OMPMasterDirective *D) { | |||
2762 | VisitOMPExecutableDirective(D); | |||
2763 | } | |||
2764 | ||||
2765 | void EnqueueVisitor::VisitOMPCriticalDirective(const OMPCriticalDirective *D) { | |||
2766 | VisitOMPExecutableDirective(D); | |||
2767 | AddDeclarationNameInfo(D); | |||
2768 | } | |||
2769 | ||||
2770 | void | |||
2771 | EnqueueVisitor::VisitOMPParallelForDirective(const OMPParallelForDirective *D) { | |||
2772 | VisitOMPLoopDirective(D); | |||
2773 | } | |||
2774 | ||||
2775 | void EnqueueVisitor::VisitOMPParallelForSimdDirective( | |||
2776 | const OMPParallelForSimdDirective *D) { | |||
2777 | VisitOMPLoopDirective(D); | |||
2778 | } | |||
2779 | ||||
2780 | void EnqueueVisitor::VisitOMPParallelSectionsDirective( | |||
2781 | const OMPParallelSectionsDirective *D) { | |||
2782 | VisitOMPExecutableDirective(D); | |||
2783 | } | |||
2784 | ||||
2785 | void EnqueueVisitor::VisitOMPTaskDirective(const OMPTaskDirective *D) { | |||
2786 | VisitOMPExecutableDirective(D); | |||
2787 | } | |||
2788 | ||||
2789 | void | |||
2790 | EnqueueVisitor::VisitOMPTaskyieldDirective(const OMPTaskyieldDirective *D) { | |||
2791 | VisitOMPExecutableDirective(D); | |||
2792 | } | |||
2793 | ||||
2794 | void EnqueueVisitor::VisitOMPBarrierDirective(const OMPBarrierDirective *D) { | |||
2795 | VisitOMPExecutableDirective(D); | |||
2796 | } | |||
2797 | ||||
2798 | void EnqueueVisitor::VisitOMPTaskwaitDirective(const OMPTaskwaitDirective *D) { | |||
2799 | VisitOMPExecutableDirective(D); | |||
2800 | } | |||
2801 | ||||
2802 | void EnqueueVisitor::VisitOMPTaskgroupDirective( | |||
2803 | const OMPTaskgroupDirective *D) { | |||
2804 | VisitOMPExecutableDirective(D); | |||
2805 | if (const Expr *E = D->getReductionRef()) | |||
2806 | VisitStmt(E); | |||
2807 | } | |||
2808 | ||||
2809 | void EnqueueVisitor::VisitOMPFlushDirective(const OMPFlushDirective *D) { | |||
2810 | VisitOMPExecutableDirective(D); | |||
2811 | } | |||
2812 | ||||
2813 | void EnqueueVisitor::VisitOMPOrderedDirective(const OMPOrderedDirective *D) { | |||
2814 | VisitOMPExecutableDirective(D); | |||
2815 | } | |||
2816 | ||||
2817 | void EnqueueVisitor::VisitOMPAtomicDirective(const OMPAtomicDirective *D) { | |||
2818 | VisitOMPExecutableDirective(D); | |||
2819 | } | |||
2820 | ||||
2821 | void EnqueueVisitor::VisitOMPTargetDirective(const OMPTargetDirective *D) { | |||
2822 | VisitOMPExecutableDirective(D); | |||
2823 | } | |||
2824 | ||||
2825 | void EnqueueVisitor::VisitOMPTargetDataDirective(const | |||
2826 | OMPTargetDataDirective *D) { | |||
2827 | VisitOMPExecutableDirective(D); | |||
2828 | } | |||
2829 | ||||
2830 | void EnqueueVisitor::VisitOMPTargetEnterDataDirective( | |||
2831 | const OMPTargetEnterDataDirective *D) { | |||
2832 | VisitOMPExecutableDirective(D); | |||
2833 | } | |||
2834 | ||||
2835 | void EnqueueVisitor::VisitOMPTargetExitDataDirective( | |||
2836 | const OMPTargetExitDataDirective *D) { | |||
2837 | VisitOMPExecutableDirective(D); | |||
2838 | } | |||
2839 | ||||
2840 | void EnqueueVisitor::VisitOMPTargetParallelDirective( | |||
2841 | const OMPTargetParallelDirective *D) { | |||
2842 | VisitOMPExecutableDirective(D); | |||
2843 | } | |||
2844 | ||||
2845 | void EnqueueVisitor::VisitOMPTargetParallelForDirective( | |||
2846 | const OMPTargetParallelForDirective *D) { | |||
2847 | VisitOMPLoopDirective(D); | |||
2848 | } | |||
2849 | ||||
2850 | void EnqueueVisitor::VisitOMPTeamsDirective(const OMPTeamsDirective *D) { | |||
2851 | VisitOMPExecutableDirective(D); | |||
2852 | } | |||
2853 | ||||
2854 | void EnqueueVisitor::VisitOMPCancellationPointDirective( | |||
2855 | const OMPCancellationPointDirective *D) { | |||
2856 | VisitOMPExecutableDirective(D); | |||
2857 | } | |||
2858 | ||||
2859 | void EnqueueVisitor::VisitOMPCancelDirective(const OMPCancelDirective *D) { | |||
2860 | VisitOMPExecutableDirective(D); | |||
2861 | } | |||
2862 | ||||
2863 | void EnqueueVisitor::VisitOMPTaskLoopDirective(const OMPTaskLoopDirective *D) { | |||
2864 | VisitOMPLoopDirective(D); | |||
2865 | } | |||
2866 | ||||
2867 | void EnqueueVisitor::VisitOMPTaskLoopSimdDirective( | |||
2868 | const OMPTaskLoopSimdDirective *D) { | |||
2869 | VisitOMPLoopDirective(D); | |||
2870 | } | |||
2871 | ||||
2872 | void EnqueueVisitor::VisitOMPDistributeDirective( | |||
2873 | const OMPDistributeDirective *D) { | |||
2874 | VisitOMPLoopDirective(D); | |||
2875 | } | |||
2876 | ||||
2877 | void EnqueueVisitor::VisitOMPDistributeParallelForDirective( | |||
2878 | const OMPDistributeParallelForDirective *D) { | |||
2879 | VisitOMPLoopDirective(D); | |||
2880 | } | |||
2881 | ||||
2882 | void EnqueueVisitor::VisitOMPDistributeParallelForSimdDirective( | |||
2883 | const OMPDistributeParallelForSimdDirective *D) { | |||
2884 | VisitOMPLoopDirective(D); | |||
2885 | } | |||
2886 | ||||
2887 | void EnqueueVisitor::VisitOMPDistributeSimdDirective( | |||
2888 | const OMPDistributeSimdDirective *D) { | |||
2889 | VisitOMPLoopDirective(D); | |||
2890 | } | |||
2891 | ||||
2892 | void EnqueueVisitor::VisitOMPTargetParallelForSimdDirective( | |||
2893 | const OMPTargetParallelForSimdDirective *D) { | |||
2894 | VisitOMPLoopDirective(D); | |||
2895 | } | |||
2896 | ||||
2897 | void EnqueueVisitor::VisitOMPTargetSimdDirective( | |||
2898 | const OMPTargetSimdDirective *D) { | |||
2899 | VisitOMPLoopDirective(D); | |||
2900 | } | |||
2901 | ||||
2902 | void EnqueueVisitor::VisitOMPTeamsDistributeDirective( | |||
2903 | const OMPTeamsDistributeDirective *D) { | |||
2904 | VisitOMPLoopDirective(D); | |||
2905 | } | |||
2906 | ||||
2907 | void EnqueueVisitor::VisitOMPTeamsDistributeSimdDirective( | |||
2908 | const OMPTeamsDistributeSimdDirective *D) { | |||
2909 | VisitOMPLoopDirective(D); | |||
2910 | } | |||
2911 | ||||
2912 | void EnqueueVisitor::VisitOMPTeamsDistributeParallelForSimdDirective( | |||
2913 | const OMPTeamsDistributeParallelForSimdDirective *D) { | |||
2914 | VisitOMPLoopDirective(D); | |||
2915 | } | |||
2916 | ||||
2917 | void EnqueueVisitor::VisitOMPTeamsDistributeParallelForDirective( | |||
2918 | const OMPTeamsDistributeParallelForDirective *D) { | |||
2919 | VisitOMPLoopDirective(D); | |||
2920 | } | |||
2921 | ||||
2922 | void EnqueueVisitor::VisitOMPTargetTeamsDirective( | |||
2923 | const OMPTargetTeamsDirective *D) { | |||
2924 | VisitOMPExecutableDirective(D); | |||
2925 | } | |||
2926 | ||||
2927 | void EnqueueVisitor::VisitOMPTargetTeamsDistributeDirective( | |||
2928 | const OMPTargetTeamsDistributeDirective *D) { | |||
2929 | VisitOMPLoopDirective(D); | |||
2930 | } | |||
2931 | ||||
2932 | void EnqueueVisitor::VisitOMPTargetTeamsDistributeParallelForDirective( | |||
2933 | const OMPTargetTeamsDistributeParallelForDirective *D) { | |||
2934 | VisitOMPLoopDirective(D); | |||
2935 | } | |||
2936 | ||||
2937 | void EnqueueVisitor::VisitOMPTargetTeamsDistributeParallelForSimdDirective( | |||
2938 | const OMPTargetTeamsDistributeParallelForSimdDirective *D) { | |||
2939 | VisitOMPLoopDirective(D); | |||
2940 | } | |||
2941 | ||||
2942 | void EnqueueVisitor::VisitOMPTargetTeamsDistributeSimdDirective( | |||
2943 | const OMPTargetTeamsDistributeSimdDirective *D) { | |||
2944 | VisitOMPLoopDirective(D); | |||
2945 | } | |||
2946 | ||||
2947 | void CursorVisitor::EnqueueWorkList(VisitorWorkList &WL, const Stmt *S) { | |||
2948 | EnqueueVisitor(WL, MakeCXCursor(S, StmtParent, TU,RegionOfInterest)).Visit(S); | |||
2949 | } | |||
2950 | ||||
2951 | bool CursorVisitor::IsInRegionOfInterest(CXCursor C) { | |||
2952 | if (RegionOfInterest.isValid()) { | |||
2953 | SourceRange Range = getRawCursorExtent(C); | |||
2954 | if (Range.isInvalid() || CompareRegionOfInterest(Range)) | |||
2955 | return false; | |||
2956 | } | |||
2957 | return true; | |||
2958 | } | |||
2959 | ||||
2960 | bool CursorVisitor::RunVisitorWorkList(VisitorWorkList &WL) { | |||
2961 | while (!WL.empty()) { | |||
2962 | // Dequeue the worklist item. | |||
2963 | VisitorJob LI = WL.pop_back_val(); | |||
2964 | ||||
2965 | // Set the Parent field, then back to its old value once we're done. | |||
2966 | SetParentRAII SetParent(Parent, StmtParent, LI.getParent()); | |||
2967 | ||||
2968 | switch (LI.getKind()) { | |||
2969 | case VisitorJob::DeclVisitKind: { | |||
2970 | const Decl *D = cast<DeclVisit>(&LI)->get(); | |||
2971 | if (!D) | |||
2972 | continue; | |||
2973 | ||||
2974 | // For now, perform default visitation for Decls. | |||
2975 | if (Visit(MakeCXCursor(D, TU, RegionOfInterest, | |||
2976 | cast<DeclVisit>(&LI)->isFirst()))) | |||
2977 | return true; | |||
2978 | ||||
2979 | continue; | |||
2980 | } | |||
2981 | case VisitorJob::ExplicitTemplateArgsVisitKind: { | |||
2982 | for (const TemplateArgumentLoc &Arg : | |||
2983 | *cast<ExplicitTemplateArgsVisit>(&LI)) { | |||
2984 | if (VisitTemplateArgumentLoc(Arg)) | |||
2985 | return true; | |||
2986 | } | |||
2987 | continue; | |||
2988 | } | |||
2989 | case VisitorJob::TypeLocVisitKind: { | |||
2990 | // Perform default visitation for TypeLocs. | |||
2991 | if (Visit(cast<TypeLocVisit>(&LI)->get())) | |||
2992 | return true; | |||
2993 | continue; | |||
2994 | } | |||
2995 | case VisitorJob::LabelRefVisitKind: { | |||
2996 | const LabelDecl *LS = cast<LabelRefVisit>(&LI)->get(); | |||
2997 | if (LabelStmt *stmt = LS->getStmt()) { | |||
2998 | if (Visit(MakeCursorLabelRef(stmt, cast<LabelRefVisit>(&LI)->getLoc(), | |||
2999 | TU))) { | |||
3000 | return true; | |||
3001 | } | |||
3002 | } | |||
3003 | continue; | |||
3004 | } | |||
3005 | ||||
3006 | case VisitorJob::NestedNameSpecifierLocVisitKind: { | |||
3007 | NestedNameSpecifierLocVisit *V = cast<NestedNameSpecifierLocVisit>(&LI); | |||
3008 | if (VisitNestedNameSpecifierLoc(V->get())) | |||
3009 | return true; | |||
3010 | continue; | |||
3011 | } | |||
3012 | ||||
3013 | case VisitorJob::DeclarationNameInfoVisitKind: { | |||
3014 | if (VisitDeclarationNameInfo(cast<DeclarationNameInfoVisit>(&LI) | |||
3015 | ->get())) | |||
3016 | return true; | |||
3017 | continue; | |||
3018 | } | |||
3019 | case VisitorJob::MemberRefVisitKind: { | |||
3020 | MemberRefVisit *V = cast<MemberRefVisit>(&LI); | |||
3021 | if (Visit(MakeCursorMemberRef(V->get(), V->getLoc(), TU))) | |||
3022 | return true; | |||
3023 | continue; | |||
3024 | } | |||
3025 | case VisitorJob::StmtVisitKind: { | |||
3026 | const Stmt *S = cast<StmtVisit>(&LI)->get(); | |||
3027 | if (!S) | |||
3028 | continue; | |||
3029 | ||||
3030 | // Update the current cursor. | |||
3031 | CXCursor Cursor = MakeCXCursor(S, StmtParent, TU, RegionOfInterest); | |||
3032 | if (!IsInRegionOfInterest(Cursor)) | |||
3033 | continue; | |||
3034 | switch (Visitor(Cursor, Parent, ClientData)) { | |||
3035 | case CXChildVisit_Break: return true; | |||
3036 | case CXChildVisit_Continue: break; | |||
3037 | case CXChildVisit_Recurse: | |||
3038 | if (PostChildrenVisitor) | |||
3039 | WL.push_back(PostChildrenVisit(nullptr, Cursor)); | |||
3040 | EnqueueWorkList(WL, S); | |||
3041 | break; | |||
3042 | } | |||
3043 | continue; | |||
3044 | } | |||
3045 | case VisitorJob::MemberExprPartsKind: { | |||
3046 | // Handle the other pieces in the MemberExpr besides the base. | |||
3047 | const MemberExpr *M = cast<MemberExprParts>(&LI)->get(); | |||
3048 | ||||
3049 | // Visit the nested-name-specifier | |||
3050 | if (NestedNameSpecifierLoc QualifierLoc = M->getQualifierLoc()) | |||
3051 | if (VisitNestedNameSpecifierLoc(QualifierLoc)) | |||
3052 | return true; | |||
3053 | ||||
3054 | // Visit the declaration name. | |||
3055 | if (VisitDeclarationNameInfo(M->getMemberNameInfo())) | |||
3056 | return true; | |||
3057 | ||||
3058 | // Visit the explicitly-specified template arguments, if any. | |||
3059 | if (M->hasExplicitTemplateArgs()) { | |||
3060 | for (const TemplateArgumentLoc *Arg = M->getTemplateArgs(), | |||
3061 | *ArgEnd = Arg + M->getNumTemplateArgs(); | |||
3062 | Arg != ArgEnd; ++Arg) { | |||
3063 | if (VisitTemplateArgumentLoc(*Arg)) | |||
3064 | return true; | |||
3065 | } | |||
3066 | } | |||
3067 | continue; | |||
3068 | } | |||
3069 | case VisitorJob::DeclRefExprPartsKind: { | |||
3070 | const DeclRefExpr *DR = cast<DeclRefExprParts>(&LI)->get(); | |||
3071 | // Visit nested-name-specifier, if present. | |||
3072 | if (NestedNameSpecifierLoc QualifierLoc = DR->getQualifierLoc()) | |||
3073 | if (VisitNestedNameSpecifierLoc(QualifierLoc)) | |||
3074 | return true; | |||
3075 | // Visit declaration name. | |||
3076 | if (VisitDeclarationNameInfo(DR->getNameInfo())) | |||
3077 | return true; | |||
3078 | continue; | |||
3079 | } | |||
3080 | case VisitorJob::OverloadExprPartsKind: { | |||
3081 | const OverloadExpr *O = cast<OverloadExprParts>(&LI)->get(); | |||
3082 | // Visit the nested-name-specifier. | |||
3083 | if (NestedNameSpecifierLoc QualifierLoc = O->getQualifierLoc()) | |||
3084 | if (VisitNestedNameSpecifierLoc(QualifierLoc)) | |||
3085 | return true; | |||
3086 | // Visit the declaration name. | |||
3087 | if (VisitDeclarationNameInfo(O->getNameInfo())) | |||
3088 | return true; | |||
3089 | // Visit the overloaded declaration reference. | |||
3090 | if (Visit(MakeCursorOverloadedDeclRef(O, TU))) | |||
3091 | return true; | |||
3092 | continue; | |||
3093 | } | |||
3094 | case VisitorJob::SizeOfPackExprPartsKind: { | |||
3095 | const SizeOfPackExpr *E = cast<SizeOfPackExprParts>(&LI)->get(); | |||
3096 | NamedDecl *Pack = E->getPack(); | |||
3097 | if (isa<TemplateTypeParmDecl>(Pack)) { | |||
3098 | if (Visit(MakeCursorTypeRef(cast<TemplateTypeParmDecl>(Pack), | |||
3099 | E->getPackLoc(), TU))) | |||
3100 | return true; | |||
3101 | ||||
3102 | continue; | |||
3103 | } | |||
3104 | ||||
3105 | if (isa<TemplateTemplateParmDecl>(Pack)) { | |||
3106 | if (Visit(MakeCursorTemplateRef(cast<TemplateTemplateParmDecl>(Pack), | |||
3107 | E->getPackLoc(), TU))) | |||
3108 | return true; | |||
3109 | ||||
3110 | continue; | |||
3111 | } | |||
3112 | ||||
3113 | // Non-type template parameter packs and function parameter packs are | |||
3114 | // treated like DeclRefExpr cursors. | |||
3115 | continue; | |||
3116 | } | |||
3117 | ||||
3118 | case VisitorJob::LambdaExprPartsKind: { | |||
3119 | // Visit captures. | |||
3120 | const LambdaExpr *E = cast<LambdaExprParts>(&LI)->get(); | |||
3121 | for (LambdaExpr::capture_iterator C = E->explicit_capture_begin(), | |||
3122 | CEnd = E->explicit_capture_end(); | |||
3123 | C != CEnd; ++C) { | |||
3124 | // FIXME: Lambda init-captures. | |||
3125 | if (!C->capturesVariable()) | |||
3126 | continue; | |||
3127 | ||||
3128 | if (Visit(MakeCursorVariableRef(C->getCapturedVar(), | |||
3129 | C->getLocation(), | |||
3130 | TU))) | |||
3131 | return true; | |||
3132 | } | |||
3133 | ||||
3134 | // Visit parameters and return type, if present. | |||
3135 | if (E->hasExplicitParameters() || E->hasExplicitResultType()) { | |||
3136 | TypeLoc TL = E->getCallOperator()->getTypeSourceInfo()->getTypeLoc(); | |||
3137 | if (E->hasExplicitParameters() && E->hasExplicitResultType()) { | |||
3138 | // Visit the whole type. | |||
3139 | if (Visit(TL)) | |||
3140 | return true; | |||
3141 | } else if (FunctionProtoTypeLoc Proto = | |||
3142 | TL.getAs<FunctionProtoTypeLoc>()) { | |||
3143 | if (E->hasExplicitParameters()) { | |||
3144 | // Visit parameters. | |||
3145 | for (unsigned I = 0, N = Proto.getNumParams(); I != N; ++I) | |||
3146 | if (Visit(MakeCXCursor(Proto.getParam(I), TU))) | |||
3147 | return true; | |||
3148 | } else { | |||
3149 | // Visit result type. | |||
3150 | if (Visit(Proto.getReturnLoc())) | |||
3151 | return true; | |||
3152 | } | |||
3153 | } | |||
3154 | } | |||
3155 | break; | |||
3156 | } | |||
3157 | ||||
3158 | case VisitorJob::PostChildrenVisitKind: | |||
3159 | if (PostChildrenVisitor(Parent, ClientData)) | |||
3160 | return true; | |||
3161 | break; | |||
3162 | } | |||
3163 | } | |||
3164 | return false; | |||
3165 | } | |||
3166 | ||||
3167 | bool CursorVisitor::Visit(const Stmt *S) { | |||
3168 | VisitorWorkList *WL = nullptr; | |||
3169 | if (!WorkListFreeList.empty()) { | |||
3170 | WL = WorkListFreeList.back(); | |||
3171 | WL->clear(); | |||
3172 | WorkListFreeList.pop_back(); | |||
3173 | } | |||
3174 | else { | |||
3175 | WL = new VisitorWorkList(); | |||
3176 | WorkListCache.push_back(WL); | |||
3177 | } | |||
3178 | EnqueueWorkList(*WL, S); | |||
3179 | bool result = RunVisitorWorkList(*WL); | |||
3180 | WorkListFreeList.push_back(WL); | |||
3181 | return result; | |||
3182 | } | |||
3183 | ||||
3184 | namespace { | |||
3185 | typedef SmallVector<SourceRange, 4> RefNamePieces; | |||
3186 | RefNamePieces buildPieces(unsigned NameFlags, bool IsMemberRefExpr, | |||
3187 | const DeclarationNameInfo &NI, SourceRange QLoc, | |||
3188 | const SourceRange *TemplateArgsLoc = nullptr) { | |||
3189 | const bool WantQualifier = NameFlags & CXNameRange_WantQualifier; | |||
3190 | const bool WantTemplateArgs = NameFlags & CXNameRange_WantTemplateArgs; | |||
3191 | const bool WantSinglePiece = NameFlags & CXNameRange_WantSinglePiece; | |||
3192 | ||||
3193 | const DeclarationName::NameKind Kind = NI.getName().getNameKind(); | |||
3194 | ||||
3195 | RefNamePieces Pieces; | |||
3196 | ||||
3197 | if (WantQualifier && QLoc.isValid()) | |||
3198 | Pieces.push_back(QLoc); | |||
3199 | ||||
3200 | if (Kind != DeclarationName::CXXOperatorName || IsMemberRefExpr) | |||
3201 | Pieces.push_back(NI.getLoc()); | |||
3202 | ||||
3203 | if (WantTemplateArgs && TemplateArgsLoc && TemplateArgsLoc->isValid()) | |||
3204 | Pieces.push_back(*TemplateArgsLoc); | |||
3205 | ||||
3206 | if (Kind == DeclarationName::CXXOperatorName) { | |||
3207 | Pieces.push_back(SourceLocation::getFromRawEncoding( | |||
3208 | NI.getInfo().CXXOperatorName.BeginOpNameLoc)); | |||
3209 | Pieces.push_back(SourceLocation::getFromRawEncoding( | |||
3210 | NI.getInfo().CXXOperatorName.EndOpNameLoc)); | |||
3211 | } | |||
3212 | ||||
3213 | if (WantSinglePiece) { | |||
3214 | SourceRange R(Pieces.front().getBegin(), Pieces.back().getEnd()); | |||
3215 | Pieces.clear(); | |||
3216 | Pieces.push_back(R); | |||
3217 | } | |||
3218 | ||||
3219 | return Pieces; | |||
3220 | } | |||
3221 | } | |||
3222 | ||||
3223 | //===----------------------------------------------------------------------===// | |||
3224 | // Misc. API hooks. | |||
3225 | //===----------------------------------------------------------------------===// | |||
3226 | ||||
3227 | static void fatal_error_handler(void *user_data, const std::string& reason, | |||
3228 | bool gen_crash_diag) { | |||
3229 | // Write the result out to stderr avoiding errs() because raw_ostreams can | |||
3230 | // call report_fatal_error. | |||
3231 | fprintf(stderrstderr, "LIBCLANG FATAL ERROR: %s\n", reason.c_str()); | |||
3232 | ::abort(); | |||
3233 | } | |||
3234 | ||||
3235 | namespace { | |||
3236 | struct RegisterFatalErrorHandler { | |||
3237 | RegisterFatalErrorHandler() { | |||
3238 | llvm::install_fatal_error_handler(fatal_error_handler, nullptr); | |||
3239 | } | |||
3240 | }; | |||
3241 | } | |||
3242 | ||||
3243 | static llvm::ManagedStatic<RegisterFatalErrorHandler> RegisterFatalErrorHandlerOnce; | |||
3244 | ||||
3245 | CXIndex clang_createIndex(int excludeDeclarationsFromPCH, | |||
3246 | int displayDiagnostics) { | |||
3247 | // We use crash recovery to make some of our APIs more reliable, implicitly | |||
3248 | // enable it. | |||
3249 | if (!getenv("LIBCLANG_DISABLE_CRASH_RECOVERY")) | |||
3250 | llvm::CrashRecoveryContext::Enable(); | |||
3251 | ||||
3252 | // Look through the managed static to trigger construction of the managed | |||
3253 | // static which registers our fatal error handler. This ensures it is only | |||
3254 | // registered once. | |||
3255 | (void)*RegisterFatalErrorHandlerOnce; | |||
3256 | ||||
3257 | // Initialize targets for clang module support. | |||
3258 | llvm::InitializeAllTargets(); | |||
3259 | llvm::InitializeAllTargetMCs(); | |||
3260 | llvm::InitializeAllAsmPrinters(); | |||
3261 | llvm::InitializeAllAsmParsers(); | |||
3262 | ||||
3263 | CIndexer *CIdxr = new CIndexer(); | |||
3264 | ||||
3265 | if (excludeDeclarationsFromPCH) | |||
3266 | CIdxr->setOnlyLocalDecls(); | |||
3267 | if (displayDiagnostics) | |||
3268 | CIdxr->setDisplayDiagnostics(); | |||
3269 | ||||
3270 | if (getenv("LIBCLANG_BGPRIO_INDEX")) | |||
3271 | CIdxr->setCXGlobalOptFlags(CIdxr->getCXGlobalOptFlags() | | |||
3272 | CXGlobalOpt_ThreadBackgroundPriorityForIndexing); | |||
3273 | if (getenv("LIBCLANG_BGPRIO_EDIT")) | |||
3274 | CIdxr->setCXGlobalOptFlags(CIdxr->getCXGlobalOptFlags() | | |||
3275 | CXGlobalOpt_ThreadBackgroundPriorityForEditing); | |||
3276 | ||||
3277 | return CIdxr; | |||
3278 | } | |||
3279 | ||||
3280 | void clang_disposeIndex(CXIndex CIdx) { | |||
3281 | if (CIdx) | |||
3282 | delete static_cast<CIndexer *>(CIdx); | |||
3283 | } | |||
3284 | ||||
3285 | void clang_CXIndex_setGlobalOptions(CXIndex CIdx, unsigned options) { | |||
3286 | if (CIdx) | |||
3287 | static_cast<CIndexer *>(CIdx)->setCXGlobalOptFlags(options); | |||
3288 | } | |||
3289 | ||||
3290 | unsigned clang_CXIndex_getGlobalOptions(CXIndex CIdx) { | |||
3291 | if (CIdx) | |||
3292 | return static_cast<CIndexer *>(CIdx)->getCXGlobalOptFlags(); | |||
3293 | return 0; | |||
3294 | } | |||
3295 | ||||
3296 | void clang_CXIndex_setInvocationEmissionPathOption(CXIndex CIdx, | |||
3297 | const char *Path) { | |||
3298 | if (CIdx) | |||
3299 | static_cast<CIndexer *>(CIdx)->setInvocationEmissionPath(Path ? Path : ""); | |||
3300 | } | |||
3301 | ||||
3302 | void clang_toggleCrashRecovery(unsigned isEnabled) { | |||
3303 | if (isEnabled) | |||
3304 | llvm::CrashRecoveryContext::Enable(); | |||
3305 | else | |||
3306 | llvm::CrashRecoveryContext::Disable(); | |||
3307 | } | |||
3308 | ||||
3309 | CXTranslationUnit clang_createTranslationUnit(CXIndex CIdx, | |||
3310 | const char *ast_filename) { | |||
3311 | CXTranslationUnit TU; | |||
3312 | enum CXErrorCode Result = | |||
3313 | clang_createTranslationUnit2(CIdx, ast_filename, &TU); | |||
3314 | (void)Result; | |||
3315 | assert((TU && Result == CXError_Success) ||(((TU && Result == CXError_Success) || (!TU && Result != CXError_Success)) ? static_cast<void> (0) : __assert_fail ("(TU && Result == CXError_Success) || (!TU && Result != CXError_Success)" , "/build/llvm-toolchain-snapshot-8~svn345461/tools/clang/tools/libclang/CIndex.cpp" , 3316, __PRETTY_FUNCTION__)) | |||
3316 | (!TU && Result != CXError_Success))(((TU && Result == CXError_Success) || (!TU && Result != CXError_Success)) ? static_cast<void> (0) : __assert_fail ("(TU && Result == CXError_Success) || (!TU && Result != CXError_Success)" , "/build/llvm-toolchain-snapshot-8~svn345461/tools/clang/tools/libclang/CIndex.cpp" , 3316, __PRETTY_FUNCTION__)); | |||
3317 | return TU; | |||
3318 | } | |||
3319 | ||||
3320 | enum CXErrorCode clang_createTranslationUnit2(CXIndex CIdx, | |||
3321 | const char *ast_filename, | |||
3322 | CXTranslationUnit *out_TU) { | |||
3323 | if (out_TU) | |||
3324 | *out_TU = nullptr; | |||
3325 | ||||
3326 | if (!CIdx || !ast_filename || !out_TU) | |||
3327 | return CXError_InvalidArguments; | |||
3328 | ||||
3329 | LOG_FUNC_SECTIONif (clang::cxindex::LogRef Log = clang::cxindex::Logger::make (__func__)) { | |||
3330 | *Log << ast_filename; | |||
3331 | } | |||
3332 | ||||
3333 | CIndexer *CXXIdx = static_cast<CIndexer *>(CIdx); | |||
3334 | FileSystemOptions FileSystemOpts; | |||
3335 | ||||
3336 | IntrusiveRefCntPtr<DiagnosticsEngine> Diags = | |||
3337 | CompilerInstance::createDiagnostics(new DiagnosticOptions()); | |||
3338 | std::unique_ptr<ASTUnit> AU = ASTUnit::LoadFromASTFile( | |||
3339 | ast_filename, CXXIdx->getPCHContainerOperations()->getRawReader(), | |||
3340 | ASTUnit::LoadEverything, Diags, | |||
3341 | FileSystemOpts, /*UseDebugInfo=*/false, | |||
3342 | CXXIdx->getOnlyLocalDecls(), None, | |||
3343 | /*CaptureDiagnostics=*/true, | |||
3344 | /*AllowPCHWithCompilerErrors=*/true, | |||
3345 | /*UserFilesAreVolatile=*/true); | |||
3346 | *out_TU = MakeCXTranslationUnit(CXXIdx, std::move(AU)); | |||
3347 | return *out_TU ? CXError_Success : CXError_Failure; | |||
3348 | } | |||
3349 | ||||
3350 | unsigned clang_defaultEditingTranslationUnitOptions() { | |||
3351 | return CXTranslationUnit_PrecompiledPreamble | | |||
3352 | CXTranslationUnit_CacheCompletionResults; | |||
3353 | } | |||
3354 | ||||
3355 | CXTranslationUnit | |||
3356 | clang_createTranslationUnitFromSourceFile(CXIndex CIdx, | |||
3357 | const char *source_filename, | |||
3358 | int num_command_line_args, | |||
3359 | const char * const *command_line_args, | |||
3360 | unsigned num_unsaved_files, | |||
3361 | struct CXUnsavedFile *unsaved_files) { | |||
3362 | unsigned Options = CXTranslationUnit_DetailedPreprocessingRecord; | |||
3363 | return clang_parseTranslationUnit(CIdx, source_filename, | |||
3364 | command_line_args, num_command_line_args, | |||
3365 | unsaved_files, num_unsaved_files, | |||
3366 | Options); | |||
3367 | } | |||
3368 | ||||
3369 | static CXErrorCode | |||
3370 | clang_parseTranslationUnit_Impl(CXIndex CIdx, const char *source_filename, | |||
3371 | const char *const *command_line_args, | |||
3372 | int num_command_line_args, | |||
3373 | ArrayRef<CXUnsavedFile> unsaved_files, | |||
3374 | unsigned options, CXTranslationUnit *out_TU) { | |||
3375 | // Set up the initial return values. | |||
3376 | if (out_TU) | |||
3377 | *out_TU = nullptr; | |||
3378 | ||||
3379 | // Check arguments. | |||
3380 | if (!CIdx || !out_TU) | |||
3381 | return CXError_InvalidArguments; | |||
3382 | ||||
3383 | CIndexer *CXXIdx = static_cast<CIndexer *>(CIdx); | |||
3384 | ||||
3385 | if (CXXIdx->isOptEnabled(CXGlobalOpt_ThreadBackgroundPriorityForIndexing)) | |||
3386 | setThreadBackgroundPriority(); | |||
3387 | ||||
3388 | bool PrecompilePreamble = options & CXTranslationUnit_PrecompiledPreamble; | |||
3389 | bool CreatePreambleOnFirstParse = | |||
3390 | options & CXTranslationUnit_CreatePreambleOnFirstParse; | |||
3391 | // FIXME: Add a flag for modules. | |||
3392 | TranslationUnitKind TUKind | |||
3393 | = (options & (CXTranslationUnit_Incomplete | | |||
3394 | CXTranslationUnit_SingleFileParse))? TU_Prefix : TU_Complete; | |||
3395 | bool CacheCodeCompletionResults | |||
3396 | = options & CXTranslationUnit_CacheCompletionResults; | |||
3397 | bool IncludeBriefCommentsInCodeCompletion | |||
3398 | = options & CXTranslationUnit_IncludeBriefCommentsInCodeCompletion; | |||
3399 | bool SingleFileParse = options & CXTranslationUnit_SingleFileParse; | |||
3400 | bool ForSerialization = options & CXTranslationUnit_ForSerialization; | |||
3401 | SkipFunctionBodiesScope SkipFunctionBodies = SkipFunctionBodiesScope::None; | |||
3402 | if (options & CXTranslationUnit_SkipFunctionBodies) { | |||
3403 | SkipFunctionBodies = | |||
3404 | (options & CXTranslationUnit_LimitSkipFunctionBodiesToPreamble) | |||
3405 | ? SkipFunctionBodiesScope::Preamble | |||
3406 | : SkipFunctionBodiesScope::PreambleAndMainFile; | |||
3407 | } | |||
3408 | ||||
3409 | // Configure the diagnostics. | |||
3410 | IntrusiveRefCntPtr<DiagnosticsEngine> | |||
3411 | Diags(CompilerInstance::createDiagnostics(new DiagnosticOptions)); | |||
3412 | ||||
3413 | if (options & CXTranslationUnit_KeepGoing) | |||
3414 | Diags->setSuppressAfterFatalError(false); | |||
3415 | ||||
3416 | // Recover resources if we crash before exiting this function. | |||
3417 | llvm::CrashRecoveryContextCleanupRegistrar<DiagnosticsEngine, | |||
3418 | llvm::CrashRecoveryContextReleaseRefCleanup<DiagnosticsEngine> > | |||
3419 | DiagCleanup(Diags.get()); | |||
3420 | ||||
3421 | std::unique_ptr<std::vector<ASTUnit::RemappedFile>> RemappedFiles( | |||
3422 | new std::vector<ASTUnit::RemappedFile>()); | |||
3423 | ||||
3424 | // Recover resources if we crash before exiting this function. | |||
3425 | llvm::CrashRecoveryContextCleanupRegistrar< | |||
3426 | std::vector<ASTUnit::RemappedFile> > RemappedCleanup(RemappedFiles.get()); | |||
3427 | ||||
3428 | for (auto &UF : unsaved_files) { | |||
3429 | std::unique_ptr<llvm::MemoryBuffer> MB = | |||
3430 | llvm::MemoryBuffer::getMemBufferCopy(getContents(UF), UF.Filename); | |||
3431 | RemappedFiles->push_back(std::make_pair(UF.Filename, MB.release())); | |||
3432 | } | |||
3433 | ||||
3434 | std::unique_ptr<std::vector<const char *>> Args( | |||
3435 | new std::vector<const char *>()); | |||
3436 | ||||
3437 | // Recover resources if we crash before exiting this method. | |||
3438 | llvm::CrashRecoveryContextCleanupRegistrar<std::vector<const char*> > | |||
3439 | ArgsCleanup(Args.get()); | |||
3440 | ||||
3441 | // Since the Clang C library is primarily used by batch tools dealing with | |||
3442 | // (often very broken) source code, where spell-checking can have a | |||
3443 | // significant negative impact on performance (particularly when | |||
3444 | // precompiled headers are involved), we disable it by default. | |||
3445 | // Only do this if we haven't found a spell-checking-related argument. | |||
3446 | bool FoundSpellCheckingArgument = false; | |||
3447 | for (int I = 0; I != num_command_line_args; ++I) { | |||
3448 | if (strcmp(command_line_args[I], "-fno-spell-checking") == 0 || | |||
3449 | strcmp(command_line_args[I], "-fspell-checking") == 0) { | |||
3450 | FoundSpellCheckingArgument = true; | |||
3451 | break; | |||
3452 | } | |||
3453 | } | |||
3454 | Args->insert(Args->end(), command_line_args, | |||
3455 | command_line_args + num_command_line_args); | |||
3456 | ||||
3457 | if (!FoundSpellCheckingArgument) | |||
3458 | Args->insert(Args->begin() + 1, "-fno-spell-checking"); | |||
3459 | ||||
3460 | // The 'source_filename' argument is optional. If the caller does not | |||
3461 | // specify it then it is assumed that the source file is specified | |||
3462 | // in the actual argument list. | |||
3463 | // Put the source file after command_line_args otherwise if '-x' flag is | |||
3464 | // present it will be unused. | |||
3465 | if (source_filename) | |||
3466 | Args->push_back(source_filename); | |||
3467 | ||||
3468 | // Do we need the detailed preprocessing record? | |||
3469 | if (options & CXTranslationUnit_DetailedPreprocessingRecord) { | |||
3470 | Args->push_back("-Xclang"); | |||
3471 | Args->push_back("-detailed-preprocessing-record"); | |||
3472 | } | |||
3473 | ||||
3474 | // Suppress any editor placeholder diagnostics. | |||
3475 | Args->push_back("-fallow-editor-placeholders"); | |||
3476 | ||||
3477 | unsigned NumErrors = Diags->getClient()->getNumErrors(); | |||
3478 | std::unique_ptr<ASTUnit> ErrUnit; | |||
3479 | // Unless the user specified that they want the preamble on the first parse | |||
3480 | // set it up to be created on the first reparse. This makes the first parse | |||
3481 | // faster, trading for a slower (first) reparse. | |||
3482 | unsigned PrecompilePreambleAfterNParses = | |||
3483 | !PrecompilePreamble ? 0 : 2 - CreatePreambleOnFirstParse; | |||
3484 | ||||
3485 | LibclangInvocationReporter InvocationReporter( | |||
3486 | *CXXIdx, LibclangInvocationReporter::OperationKind::ParseOperation, | |||
3487 | options, llvm::makeArrayRef(*Args), /*InvocationArgs=*/None, | |||
3488 | unsaved_files); | |||
3489 | std::unique_ptr<ASTUnit> Unit(ASTUnit::LoadFromCommandLine( | |||
3490 | Args->data(), Args->data() + Args->size(), | |||
3491 | CXXIdx->getPCHContainerOperations(), Diags, | |||
3492 | CXXIdx->getClangResourcesPath(), CXXIdx->getOnlyLocalDecls(), | |||
3493 | /*CaptureDiagnostics=*/true, *RemappedFiles.get(), | |||
3494 | /*RemappedFilesKeepOriginalName=*/true, PrecompilePreambleAfterNParses, | |||
3495 | TUKind, CacheCodeCompletionResults, IncludeBriefCommentsInCodeCompletion, | |||
3496 | /*AllowPCHWithCompilerErrors=*/true, SkipFunctionBodies, SingleFileParse, | |||
3497 | /*UserFilesAreVolatile=*/true, ForSerialization, | |||
3498 | CXXIdx->getPCHContainerOperations()->getRawReader().getFormat(), | |||
3499 | &ErrUnit)); | |||
3500 | ||||
3501 | // Early failures in LoadFromCommandLine may return with ErrUnit unset. | |||
3502 | if (!Unit && !ErrUnit) | |||
3503 | return CXError_ASTReadError; | |||
3504 | ||||
3505 | if (NumErrors != Diags->getClient()->getNumErrors()) { | |||
3506 | // Make sure to check that 'Unit' is non-NULL. | |||
3507 | if (CXXIdx->getDisplayDiagnostics()) | |||
3508 | printDiagsToStderr(Unit ? Unit.get() : ErrUnit.get()); | |||
3509 | } | |||
3510 | ||||
3511 | if (isASTReadError(Unit ? Unit.get() : ErrUnit.get())) | |||
3512 | return CXError_ASTReadError; | |||
3513 | ||||
3514 | *out_TU = MakeCXTranslationUnit(CXXIdx, std::move(Unit)); | |||
3515 | if (CXTranslationUnitImpl *TU = *out_TU) { | |||
3516 | TU->ParsingOptions = options; | |||
3517 | TU->Arguments.reserve(Args->size()); | |||
3518 | for (const char *Arg : *Args) | |||
3519 | TU->Arguments.push_back(Arg); | |||
3520 | return CXError_Success; | |||
3521 | } | |||
3522 | return CXError_Failure; | |||
3523 | } | |||
3524 | ||||
3525 | CXTranslationUnit | |||
3526 | clang_parseTranslationUnit(CXIndex CIdx, | |||
3527 | const char *source_filename, | |||
3528 | const char *const *command_line_args, | |||
3529 | int num_command_line_args, | |||
3530 | struct CXUnsavedFile *unsaved_files, | |||
3531 | unsigned num_unsaved_files, | |||
3532 | unsigned options) { | |||
3533 | CXTranslationUnit TU; | |||
3534 | enum CXErrorCode Result = clang_parseTranslationUnit2( | |||
3535 | CIdx, source_filename, command_line_args, num_command_line_args, | |||
3536 | unsaved_files, num_unsaved_files, options, &TU); | |||
3537 | (void)Result; | |||
3538 | assert((TU && Result == CXError_Success) ||(((TU && Result == CXError_Success) || (!TU && Result != CXError_Success)) ? static_cast<void> (0) : __assert_fail ("(TU && Result == CXError_Success) || (!TU && Result != CXError_Success)" , "/build/llvm-toolchain-snapshot-8~svn345461/tools/clang/tools/libclang/CIndex.cpp" , 3539, __PRETTY_FUNCTION__)) | |||
3539 | (!TU && Result != CXError_Success))(((TU && Result == CXError_Success) || (!TU && Result != CXError_Success)) ? static_cast<void> (0) : __assert_fail ("(TU && Result == CXError_Success) || (!TU && Result != CXError_Success)" , "/build/llvm-toolchain-snapshot-8~svn345461/tools/clang/tools/libclang/CIndex.cpp" , 3539, __PRETTY_FUNCTION__)); | |||
3540 | return TU; | |||
3541 | } | |||
3542 | ||||
3543 | enum CXErrorCode clang_parseTranslationUnit2( | |||
3544 | CXIndex CIdx, const char *source_filename, | |||
3545 | const char *const *command_line_args, int num_command_line_args, | |||
3546 | struct CXUnsavedFile *unsaved_files, unsigned num_unsaved_files, | |||
3547 | unsigned options, CXTranslationUnit *out_TU) { | |||
3548 | SmallVector<const char *, 4> Args; | |||
3549 | Args.push_back("clang"); | |||
3550 | Args.append(command_line_args, command_line_args + num_command_line_args); | |||
3551 | return clang_parseTranslationUnit2FullArgv( | |||
3552 | CIdx, source_filename, Args.data(), Args.size(), unsaved_files, | |||
3553 | num_unsaved_files, options, out_TU); | |||
3554 | } | |||
3555 | ||||
3556 | enum CXErrorCode clang_parseTranslationUnit2FullArgv( | |||
3557 | CXIndex CIdx, const char *source_filename, | |||
3558 | const char *const *command_line_args, int num_command_line_args, | |||
3559 | struct CXUnsavedFile *unsaved_files, unsigned num_unsaved_files, | |||
3560 | unsigned options, CXTranslationUnit *out_TU) { | |||
3561 | LOG_FUNC_SECTIONif (clang::cxindex::LogRef Log = clang::cxindex::Logger::make (__func__)) { | |||
3562 | *Log << source_filename << ": "; | |||
3563 | for (int i = 0; i != num_command_line_args; ++i) | |||
3564 | *Log << command_line_args[i] << " "; | |||
3565 | } | |||
3566 | ||||
3567 | if (num_unsaved_files && !unsaved_files) | |||
3568 | return CXError_InvalidArguments; | |||
3569 | ||||
3570 | CXErrorCode result = CXError_Failure; | |||
3571 | auto ParseTranslationUnitImpl = [=, &result] { | |||
3572 | result = clang_parseTranslationUnit_Impl( | |||
3573 | CIdx, source_filename, command_line_args, num_command_line_args, | |||
3574 | llvm::makeArrayRef(unsaved_files, num_unsaved_files), options, out_TU); | |||
3575 | }; | |||
3576 | ||||
3577 | llvm::CrashRecoveryContext CRC; | |||
3578 | ||||
3579 | if (!RunSafely(CRC, ParseTranslationUnitImpl)) { | |||
3580 | fprintf(stderrstderr, "libclang: crash detected during parsing: {\n"); | |||
3581 | fprintf(stderrstderr, " 'source_filename' : '%s'\n", source_filename); | |||
3582 | fprintf(stderrstderr, " 'command_line_args' : ["); | |||
3583 | for (int i = 0; i != num_command_line_args; ++i) { | |||
3584 | if (i) | |||
3585 | fprintf(stderrstderr, ", "); | |||
3586 | fprintf(stderrstderr, "'%s'", command_line_args[i]); | |||
3587 | } | |||
3588 | fprintf(stderrstderr, "],\n"); | |||
3589 | fprintf(stderrstderr, " 'unsaved_files' : ["); | |||
3590 | for (unsigned i = 0; i != num_unsaved_files; ++i) { | |||
3591 | if (i) | |||
3592 | fprintf(stderrstderr, ", "); | |||
3593 | fprintf(stderrstderr, "('%s', '...', %ld)", unsaved_files[i].Filename, | |||
3594 | unsaved_files[i].Length); | |||
3595 | } | |||
3596 | fprintf(stderrstderr, "],\n"); | |||
3597 | fprintf(stderrstderr, " 'options' : %d,\n", options); | |||
3598 | fprintf(stderrstderr, "}\n"); | |||
3599 | ||||
3600 | return CXError_Crashed; | |||
3601 | } else if (getenv("LIBCLANG_RESOURCE_USAGE")) { | |||
3602 | if (CXTranslationUnit *TU = out_TU) | |||
3603 | PrintLibclangResourceUsage(*TU); | |||
3604 | } | |||
3605 | ||||
3606 | return result; | |||
3607 | } | |||
3608 | ||||
3609 | CXString clang_Type_getObjCEncoding(CXType CT) { | |||
3610 | CXTranslationUnit tu = static_cast<CXTranslationUnit>(CT.data[1]); | |||
3611 | ASTContext &Ctx = getASTUnit(tu)->getASTContext(); | |||
3612 | std::string encoding; | |||
3613 | Ctx.getObjCEncodingForType(QualType::getFromOpaquePtr(CT.data[0]), | |||
3614 | encoding); | |||
3615 | ||||
3616 | return cxstring::createDup(encoding); | |||
3617 | } | |||
3618 | ||||
3619 | static const IdentifierInfo *getMacroIdentifier(CXCursor C) { | |||
3620 | if (C.kind == CXCursor_MacroDefinition) { | |||
3621 | if (const MacroDefinitionRecord *MDR = getCursorMacroDefinition(C)) | |||
3622 | return MDR->getName(); | |||
3623 | } else if (C.kind == CXCursor_MacroExpansion) { | |||
3624 | MacroExpansionCursor ME = getCursorMacroExpansion(C); | |||
3625 | return ME.getName(); | |||
3626 | } | |||
3627 | return nullptr; | |||
3628 | } | |||
3629 | ||||
3630 | unsigned clang_Cursor_isMacroFunctionLike(CXCursor C) { | |||
3631 | const IdentifierInfo *II = getMacroIdentifier(C); | |||
3632 | if (!II) { | |||
3633 | return false; | |||
3634 | } | |||
3635 | ASTUnit *ASTU = getCursorASTUnit(C); | |||
3636 | Preprocessor &PP = ASTU->getPreprocessor(); | |||
3637 | if (const MacroInfo *MI = PP.getMacroInfo(II)) | |||
3638 | return MI->isFunctionLike(); | |||
3639 | return false; | |||
3640 | } | |||
3641 | ||||
3642 | unsigned clang_Cursor_isMacroBuiltin(CXCursor C) { | |||
3643 | const IdentifierInfo *II = getMacroIdentifier(C); | |||
3644 | if (!II) { | |||
3645 | return false; | |||
3646 | } | |||
3647 | ASTUnit *ASTU = getCursorASTUnit(C); | |||
3648 | Preprocessor &PP = ASTU->getPreprocessor(); | |||
3649 | if (const MacroInfo *MI = PP.getMacroInfo(II)) | |||
3650 | return MI->isBuiltinMacro(); | |||
3651 | return false; | |||
3652 | } | |||
3653 | ||||
3654 | unsigned clang_Cursor_isFunctionInlined(CXCursor C) { | |||
3655 | const Decl *D = getCursorDecl(C); | |||
3656 | const FunctionDecl *FD = dyn_cast_or_null<FunctionDecl>(D); | |||
3657 | if (!FD) { | |||
3658 | return false; | |||
3659 | } | |||
3660 | return FD->isInlined(); | |||
3661 | } | |||
3662 | ||||
3663 | static StringLiteral* getCFSTR_value(CallExpr *callExpr) { | |||
3664 | if (callExpr->getNumArgs() != 1) { | |||
3665 | return nullptr; | |||
3666 | } | |||
3667 | ||||
3668 | StringLiteral *S = nullptr; | |||
3669 | auto *arg = callExpr->getArg(0); | |||
3670 | if (arg->getStmtClass() == Stmt::ImplicitCastExprClass) { | |||
3671 | ImplicitCastExpr *I = static_cast<ImplicitCastExpr *>(arg); | |||
3672 | auto *subExpr = I->getSubExprAsWritten(); | |||
3673 | ||||
3674 | if(subExpr->getStmtClass() != Stmt::StringLiteralClass){ | |||
3675 | return nullptr; | |||
3676 | } | |||
3677 | ||||
3678 | S = static_cast<StringLiteral *>(I->getSubExprAsWritten()); | |||
3679 | } else if (arg->getStmtClass() == Stmt::StringLiteralClass) { | |||
3680 | S = static_cast<StringLiteral *>(callExpr->getArg(0)); | |||
3681 | } else { | |||
3682 | return nullptr; | |||
3683 | } | |||
3684 | return S; | |||
3685 | } | |||
3686 | ||||
3687 | struct ExprEvalResult { | |||
3688 | CXEvalResultKind EvalType; | |||
3689 | union { | |||
3690 | unsigned long long unsignedVal; | |||
3691 | long long intVal; | |||
3692 | double floatVal; | |||
3693 | char *stringVal; | |||
3694 | } EvalData; | |||
3695 | bool IsUnsignedInt; | |||
3696 | ~ExprEvalResult() { | |||
3697 | if (EvalType != CXEval_UnExposed && EvalType != CXEval_Float && | |||
3698 | EvalType != CXEval_Int) { | |||
3699 | delete EvalData.stringVal; | |||
3700 | } | |||
3701 | } | |||
3702 | }; | |||
3703 | ||||
3704 | void clang_EvalResult_dispose(CXEvalResult E) { | |||
3705 | delete static_cast<ExprEvalResult *>(E); | |||
3706 | } | |||
3707 | ||||
3708 | CXEvalResultKind clang_EvalResult_getKind(CXEvalResult E) { | |||
3709 | if (!E) { | |||
3710 | return CXEval_UnExposed; | |||
3711 | } | |||
3712 | return ((ExprEvalResult *)E)->EvalType; | |||
3713 | } | |||
3714 | ||||
3715 | int clang_EvalResult_getAsInt(CXEvalResult E) { | |||
3716 | return clang_EvalResult_getAsLongLong(E); | |||
3717 | } | |||
3718 | ||||
3719 | long long clang_EvalResult_getAsLongLong(CXEvalResult E) { | |||
3720 | if (!E) { | |||
3721 | return 0; | |||
3722 | } | |||
3723 | ExprEvalResult *Result = (ExprEvalResult*)E; | |||
3724 | if (Result->IsUnsignedInt) | |||
3725 | return Result->EvalData.unsignedVal; | |||
3726 | return Result->EvalData.intVal; | |||
3727 | } | |||
3728 | ||||
3729 | unsigned clang_EvalResult_isUnsignedInt(CXEvalResult E) { | |||
3730 | return ((ExprEvalResult *)E)->IsUnsignedInt; | |||
3731 | } | |||
3732 | ||||
3733 | unsigned long long clang_EvalResult_getAsUnsigned(CXEvalResult E) { | |||
3734 | if (!E) { | |||
3735 | return 0; | |||
3736 | } | |||
3737 | ||||
3738 | ExprEvalResult *Result = (ExprEvalResult*)E; | |||
3739 | if (Result->IsUnsignedInt) | |||
3740 | return Result->EvalData.unsignedVal; | |||
3741 | return Result->EvalData.intVal; | |||
3742 | } | |||
3743 | ||||
3744 | double clang_EvalResult_getAsDouble(CXEvalResult E) { | |||
3745 | if (!E) { | |||
3746 | return 0; | |||
3747 | } | |||
3748 | return ((ExprEvalResult *)E)->EvalData.floatVal; | |||
3749 | } | |||
3750 | ||||
3751 | const char* clang_EvalResult_getAsStr(CXEvalResult E) { | |||
3752 | if (!E) { | |||
3753 | return nullptr; | |||
3754 | } | |||
3755 | return ((ExprEvalResult *)E)->EvalData.stringVal; | |||
3756 | } | |||
3757 | ||||
3758 | static const ExprEvalResult* evaluateExpr(Expr *expr, CXCursor C) { | |||
3759 | Expr::EvalResult ER; | |||
3760 | ASTContext &ctx = getCursorContext(C); | |||
3761 | if (!expr) | |||
3762 | return nullptr; | |||
3763 | ||||
3764 | expr = expr->IgnoreParens(); | |||
3765 | if (!expr->EvaluateAsRValue(ER, ctx)) | |||
3766 | return nullptr; | |||
3767 | ||||
3768 | QualType rettype; | |||
3769 | CallExpr *callExpr; | |||
3770 | auto result = llvm::make_unique<ExprEvalResult>(); | |||
3771 | result->EvalType = CXEval_UnExposed; | |||
3772 | result->IsUnsignedInt = false; | |||
3773 | ||||
3774 | if (ER.Val.isInt()) { | |||
3775 | result->EvalType = CXEval_Int; | |||
3776 | ||||
3777 | auto& val = ER.Val.getInt(); | |||
3778 | if (val.isUnsigned()) { | |||
3779 | result->IsUnsignedInt = true; | |||
3780 | result->EvalData.unsignedVal = val.getZExtValue(); | |||
3781 | } else { | |||
3782 | result->EvalData.intVal = val.getExtValue(); | |||
3783 | } | |||
3784 | ||||
3785 | return result.release(); | |||
3786 | } | |||
3787 | ||||
3788 | if (ER.Val.isFloat()) { | |||
3789 | llvm::SmallVector<char, 100> Buffer; | |||
3790 | ER.Val.getFloat().toString(Buffer); | |||
3791 | std::string floatStr(Buffer.data(), Buffer.size()); | |||
3792 | result->EvalType = CXEval_Float; | |||
3793 | bool ignored; | |||
3794 | llvm::APFloat apFloat = ER.Val.getFloat(); | |||
3795 | apFloat.convert(llvm::APFloat::IEEEdouble(), | |||
3796 | llvm::APFloat::rmNearestTiesToEven, &ignored); | |||
3797 | result->EvalData.floatVal = apFloat.convertToDouble(); | |||
3798 | return result.release(); | |||
3799 | } | |||
3800 | ||||
3801 | if (expr->getStmtClass() == Stmt::ImplicitCastExprClass) { | |||
3802 | const ImplicitCastExpr *I = dyn_cast<ImplicitCastExpr>(expr); | |||
3803 | auto *subExpr = I->getSubExprAsWritten(); | |||
3804 | if (subExpr->getStmtClass() == Stmt::StringLiteralClass || | |||
3805 | subExpr->getStmtClass() == Stmt::ObjCStringLiteralClass) { | |||
3806 | const StringLiteral *StrE = nullptr; | |||
3807 | const ObjCStringLiteral *ObjCExpr; | |||
3808 | ObjCExpr = dyn_cast<ObjCStringLiteral>(subExpr); | |||
3809 | ||||
3810 | if (ObjCExpr) { | |||
3811 | StrE = ObjCExpr->getString(); | |||
3812 | result->EvalType = CXEval_ObjCStrLiteral; | |||
3813 | } else { | |||
3814 | StrE = cast<StringLiteral>(I->getSubExprAsWritten()); | |||
3815 | result->EvalType = CXEval_StrLiteral; | |||
3816 | } | |||
3817 | ||||
3818 | std::string strRef(StrE->getString().str()); | |||
3819 | result->EvalData.stringVal = new char[strRef.size() + 1]; | |||
3820 | strncpy((char *)result->EvalData.stringVal, strRef.c_str(), | |||
3821 | strRef.size()); | |||
3822 | result->EvalData.stringVal[strRef.size()] = '\0'; | |||
3823 | return result.release(); | |||
3824 | } | |||
3825 | } else if (expr->getStmtClass() == Stmt::ObjCStringLiteralClass || | |||
3826 | expr->getStmtClass() == Stmt::StringLiteralClass) { | |||
3827 | const StringLiteral *StrE = nullptr; | |||
3828 | const ObjCStringLiteral *ObjCExpr; | |||
3829 | ObjCExpr = dyn_cast<ObjCStringLiteral>(expr); | |||
3830 | ||||
3831 | if (ObjCExpr) { | |||
3832 | StrE = ObjCExpr->getString(); | |||
3833 | result->EvalType = CXEval_ObjCStrLiteral; | |||
3834 | } else { | |||
3835 | StrE = cast<StringLiteral>(expr); | |||
3836 | result->EvalType = CXEval_StrLiteral; | |||
3837 | } | |||
3838 | ||||
3839 | std::string strRef(StrE->getString().str()); | |||
3840 | result->EvalData.stringVal = new char[strRef.size() + 1]; | |||
3841 | strncpy((char *)result->EvalData.stringVal, strRef.c_str(), strRef.size()); | |||
3842 | result->EvalData.stringVal[strRef.size()] = '\0'; | |||
3843 | return result.release(); | |||
3844 | } | |||
3845 | ||||
3846 | if (expr->getStmtClass() == Stmt::CStyleCastExprClass) { | |||
3847 | CStyleCastExpr *CC = static_cast<CStyleCastExpr *>(expr); | |||
3848 | ||||
3849 | rettype = CC->getType(); | |||
3850 | if (rettype.getAsString() == "CFStringRef" && | |||
3851 | CC->getSubExpr()->getStmtClass() == Stmt::CallExprClass) { | |||
3852 | ||||
3853 | callExpr = static_cast<CallExpr *>(CC->getSubExpr()); | |||
3854 | StringLiteral *S = getCFSTR_value(callExpr); | |||
3855 | if (S) { | |||
3856 | std::string strLiteral(S->getString().str()); | |||
3857 | result->EvalType = CXEval_CFStr; | |||
3858 | ||||
3859 | result->EvalData.stringVal = new char[strLiteral.size() + 1]; | |||
3860 | strncpy((char *)result->EvalData.stringVal, strLiteral.c_str(), | |||
3861 | strLiteral.size()); | |||
3862 | result->EvalData.stringVal[strLiteral.size()] = '\0'; | |||
3863 | return result.release(); | |||
3864 | } | |||
3865 | } | |||
3866 | ||||
3867 | } else if (expr->getStmtClass() == Stmt::CallExprClass) { | |||
3868 | callExpr = static_cast<CallExpr *>(expr); | |||
3869 | rettype = callExpr->getCallReturnType(ctx); | |||
3870 | ||||
3871 | if (rettype->isVectorType() || callExpr->getNumArgs() > 1) | |||
3872 | return nullptr; | |||
3873 | ||||
3874 | if (rettype->isIntegralType(ctx) || rettype->isRealFloatingType()) { | |||
3875 | if (callExpr->getNumArgs() == 1 && | |||
3876 | !callExpr->getArg(0)->getType()->isIntegralType(ctx)) | |||
3877 | return nullptr; | |||
3878 | } else if (rettype.getAsString() == "CFStringRef") { | |||
3879 | ||||
3880 | StringLiteral *S = getCFSTR_value(callExpr); | |||
3881 | if (S) { | |||
3882 | std::string strLiteral(S->getString().str()); | |||
3883 | result->EvalType = CXEval_CFStr; | |||
3884 | result->EvalData.stringVal = new char[strLiteral.size() + 1]; | |||
3885 | strncpy((char *)result->EvalData.stringVal, strLiteral.c_str(), | |||
3886 | strLiteral.size()); | |||
3887 | result->EvalData.stringVal[strLiteral.size()] = '\0'; | |||
3888 | return result.release(); | |||
3889 | } | |||
3890 | } | |||
3891 | } else if (expr->getStmtClass() == Stmt::DeclRefExprClass) { | |||
3892 | DeclRefExpr *D = static_cast<DeclRefExpr *>(expr); | |||
3893 | ValueDecl *V = D->getDecl(); | |||
3894 | if (V->getKind() == Decl::Function) { | |||
3895 | std::string strName = V->getNameAsString(); | |||
3896 | result->EvalType = CXEval_Other; | |||
3897 | result->EvalData.stringVal = new char[strName.size() + 1]; | |||
3898 | strncpy(result->EvalData.stringVal, strName.c_str(), strName.size()); | |||
3899 | result->EvalData.stringVal[strName.size()] = '\0'; | |||
3900 | return result.release(); | |||
3901 | } | |||
3902 | } | |||
3903 | ||||
3904 | return nullptr; | |||
3905 | } | |||
3906 | ||||
3907 | CXEvalResult clang_Cursor_Evaluate(CXCursor C) { | |||
3908 | const Decl *D = getCursorDecl(C); | |||
3909 | if (D) { | |||
3910 | const Expr *expr = nullptr; | |||
3911 | if (auto *Var = dyn_cast<VarDecl>(D)) { | |||
3912 | expr = Var->getInit(); | |||
3913 | } else if (auto *Field = dyn_cast<FieldDecl>(D)) { | |||
3914 | expr = Field->getInClassInitializer(); | |||
3915 | } | |||
3916 | if (expr) | |||
3917 | return const_cast<CXEvalResult>(reinterpret_cast<const void *>( | |||
3918 | evaluateExpr(const_cast<Expr *>(expr), C))); | |||
3919 | return nullptr; | |||
3920 | } | |||
3921 | ||||
3922 | const CompoundStmt *compoundStmt = dyn_cast_or_null<CompoundStmt>(getCursorStmt(C)); | |||
3923 | if (compoundStmt) { | |||
3924 | Expr *expr = nullptr; | |||
3925 | for (auto *bodyIterator : compoundStmt->body()) { | |||
3926 | if ((expr = dyn_cast<Expr>(bodyIterator))) { | |||
3927 | break; | |||
3928 | } | |||
3929 | } | |||
3930 | if (expr) | |||
3931 | return const_cast<CXEvalResult>( | |||
3932 | reinterpret_cast<const void *>(evaluateExpr(expr, C))); | |||
3933 | } | |||
3934 | return nullptr; | |||
3935 | } | |||
3936 | ||||
3937 | unsigned clang_Cursor_hasAttrs(CXCursor C) { | |||
3938 | const Decl *D = getCursorDecl(C); | |||
3939 | if (!D) { | |||
3940 | return 0; | |||
3941 | } | |||
3942 | ||||
3943 | if (D->hasAttrs()) { | |||
3944 | return 1; | |||
3945 | } | |||
3946 | ||||
3947 | return 0; | |||
3948 | } | |||
3949 | unsigned clang_defaultSaveOptions(CXTranslationUnit TU) { | |||
3950 | return CXSaveTranslationUnit_None; | |||
3951 | } | |||
3952 | ||||
3953 | static CXSaveError clang_saveTranslationUnit_Impl(CXTranslationUnit TU, | |||
3954 | const char *FileName, | |||
3955 | unsigned options) { | |||
3956 | CIndexer *CXXIdx = TU->CIdx; | |||
3957 | if (CXXIdx->isOptEnabled(CXGlobalOpt_ThreadBackgroundPriorityForIndexing)) | |||
3958 | setThreadBackgroundPriority(); | |||
3959 | ||||
3960 | bool hadError = cxtu::getASTUnit(TU)->Save(FileName); | |||
3961 | return hadError ? CXSaveError_Unknown : CXSaveError_None; | |||
3962 | } | |||
3963 | ||||
3964 | int clang_saveTranslationUnit(CXTranslationUnit TU, const char *FileName, | |||
3965 | unsigned options) { | |||
3966 | LOG_FUNC_SECTIONif (clang::cxindex::LogRef Log = clang::cxindex::Logger::make (__func__)) { | |||
3967 | *Log << TU << ' ' << FileName; | |||
3968 | } | |||
3969 | ||||
3970 | if (isNotUsableTU(TU)) { | |||
3971 | LOG_BAD_TU(TU)do { if (clang::cxindex::LogRef Log = clang::cxindex::Logger:: make(__func__)) { *Log << "called with a bad TU: " << TU; } } while(false); | |||
3972 | return CXSaveError_InvalidTU; | |||
3973 | } | |||
3974 | ||||
3975 | ASTUnit *CXXUnit = cxtu::getASTUnit(TU); | |||
3976 | ASTUnit::ConcurrencyCheck Check(*CXXUnit); | |||
3977 | if (!CXXUnit->hasSema()) | |||
3978 | return CXSaveError_InvalidTU; | |||
3979 | ||||
3980 | CXSaveError result; | |||
3981 | auto SaveTranslationUnitImpl = [=, &result]() { | |||
3982 | result = clang_saveTranslationUnit_Impl(TU, FileName, options); | |||
3983 | }; | |||
3984 | ||||
3985 | if (!CXXUnit->getDiagnostics().hasUnrecoverableErrorOccurred()) { | |||
3986 | SaveTranslationUnitImpl(); | |||
3987 | ||||
3988 | if (getenv("LIBCLANG_RESOURCE_USAGE")) | |||
3989 | PrintLibclangResourceUsage(TU); | |||
3990 | ||||
3991 | return result; | |||
3992 | } | |||
3993 | ||||
3994 | // We have an AST that has invalid nodes due to compiler errors. | |||
3995 | // Use a crash recovery thread for protection. | |||
3996 | ||||
3997 | llvm::CrashRecoveryContext CRC; | |||
3998 | ||||
3999 | if (!RunSafely(CRC, SaveTranslationUnitImpl)) { | |||
4000 | fprintf(stderrstderr, "libclang: crash detected during AST saving: {\n"); | |||
4001 | fprintf(stderrstderr, " 'filename' : '%s'\n", FileName); | |||
4002 | fprintf(stderrstderr, " 'options' : %d,\n", options); | |||
4003 | fprintf(stderrstderr, "}\n"); | |||
4004 | ||||
4005 | return CXSaveError_Unknown; | |||
4006 | ||||
4007 | } else if (getenv("LIBCLANG_RESOURCE_USAGE")) { | |||
4008 | PrintLibclangResourceUsage(TU); | |||
4009 | } | |||
4010 | ||||
4011 | return result; | |||
4012 | } | |||
4013 | ||||
4014 | void clang_disposeTranslationUnit(CXTranslationUnit CTUnit) { | |||
4015 | if (CTUnit) { | |||
4016 | // If the translation unit has been marked as unsafe to free, just discard | |||
4017 | // it. | |||
4018 | ASTUnit *Unit = cxtu::getASTUnit(CTUnit); | |||
4019 | if (Unit && Unit->isUnsafeToFree()) | |||
4020 | return; | |||
4021 | ||||
4022 | delete cxtu::getASTUnit(CTUnit); | |||
4023 | delete CTUnit->StringPool; | |||
4024 | delete static_cast<CXDiagnosticSetImpl *>(CTUnit->Diagnostics); | |||
4025 | disposeOverridenCXCursorsPool(CTUnit->OverridenCursorsPool); | |||
4026 | delete CTUnit->CommentToXML; | |||
4027 | delete CTUnit; | |||
4028 | } | |||
4029 | } | |||
4030 | ||||
4031 | unsigned clang_suspendTranslationUnit(CXTranslationUnit CTUnit) { | |||
4032 | if (CTUnit) { | |||
| ||||
4033 | ASTUnit *Unit = cxtu::getASTUnit(CTUnit); | |||
4034 | ||||
4035 | if (Unit && Unit->isUnsafeToFree()) | |||
4036 | return false; | |||
4037 | ||||
4038 | Unit->ResetForParse(); | |||
| ||||
4039 | return true; | |||
4040 | } | |||
4041 | ||||
4042 | return false; | |||
4043 | } | |||
4044 | ||||
4045 | unsigned clang_defaultReparseOptions(CXTranslationUnit TU) { | |||
4046 | return CXReparse_None; | |||
4047 | } | |||
4048 | ||||
4049 | static CXErrorCode | |||
4050 | clang_reparseTranslationUnit_Impl(CXTranslationUnit TU, | |||
4051 | ArrayRef<CXUnsavedFile> unsaved_files, | |||
4052 | unsigned options) { | |||
4053 | // Check arguments. | |||
4054 | if (isNotUsableTU(TU)) { | |||
4055 | LOG_BAD_TU(TU)do { if (clang::cxindex::LogRef Log = clang::cxindex::Logger:: make(__func__)) { *Log << "called with a bad TU: " << TU; } } while(false); | |||
4056 | return CXError_InvalidArguments; | |||
4057 | } | |||
4058 | ||||
4059 | // Reset the associated diagnostics. | |||
4060 | delete static_cast<CXDiagnosticSetImpl*>(TU->Diagnostics); | |||
4061 | TU->Diagnostics = nullptr; | |||
4062 | ||||
4063 | CIndexer *CXXIdx = TU->CIdx; | |||
4064 | if (CXXIdx->isOptEnabled(CXGlobalOpt_ThreadBackgroundPriorityForEditing)) | |||
4065 | setThreadBackgroundPriority(); | |||
4066 | ||||
4067 | ASTUnit *CXXUnit = cxtu::getASTUnit(TU); | |||
4068 | ASTUnit::ConcurrencyCheck Check(*CXXUnit); | |||
4069 | ||||
4070 | std::unique_ptr<std::vector<ASTUnit::RemappedFile>> RemappedFiles( | |||
4071 | new std::vector<ASTUnit::RemappedFile>()); | |||
4072 | ||||
4073 | // Recover resources if we crash before exiting this function. | |||
4074 | llvm::CrashRecoveryContextCleanupRegistrar< | |||
4075 | std::vector<ASTUnit::RemappedFile> > RemappedCleanup(RemappedFiles.get()); | |||
4076 | ||||
4077 | for (auto &UF : unsaved_files) { | |||
4078 | std::unique_ptr<llvm::MemoryBuffer> MB = | |||
4079 | llvm::MemoryBuffer::getMemBufferCopy(getContents(UF), UF.Filename); | |||
4080 | RemappedFiles->push_back(std::make_pair(UF.Filename, MB.release())); | |||
4081 | } | |||
4082 | ||||
4083 | if (!CXXUnit->Reparse(CXXIdx->getPCHContainerOperations(), | |||
4084 | *RemappedFiles.get())) | |||
4085 | return CXError_Success; | |||
4086 | if (isASTReadError(CXXUnit)) | |||
4087 | return CXError_ASTReadError; | |||
4088 | return CXError_Failure; | |||
4089 | } | |||
4090 | ||||
4091 | int clang_reparseTranslationUnit(CXTranslationUnit TU, | |||
4092 | unsigned num_unsaved_files, | |||
4093 | struct CXUnsavedFile *unsaved_files, | |||
4094 | unsigned options) { | |||
4095 | LOG_FUNC_SECTIONif (clang::cxindex::LogRef Log = clang::cxindex::Logger::make (__func__)) { | |||
4096 | *Log << TU; | |||
4097 | } | |||
4098 | ||||
4099 | if (num_unsaved_files && !unsaved_files) | |||
4100 | return CXError_InvalidArguments; | |||
4101 | ||||
4102 | CXErrorCode result; | |||
4103 | auto ReparseTranslationUnitImpl = [=, &result]() { | |||
4104 | result = clang_reparseTranslationUnit_Impl( | |||
4105 | TU, llvm::makeArrayRef(unsaved_files, num_unsaved_files), options); | |||
4106 | }; | |||
4107 | ||||
4108 | llvm::CrashRecoveryContext CRC; | |||
4109 | ||||
4110 | if (!RunSafely(CRC, ReparseTranslationUnitImpl)) { | |||
4111 | fprintf(stderrstderr, "libclang: crash detected during reparsing\n"); | |||
4112 | cxtu::getASTUnit(TU)->setUnsafeToFree(true); | |||
4113 | return CXError_Crashed; | |||
4114 | } else if (getenv("LIBCLANG_RESOURCE_USAGE")) | |||
4115 | PrintLibclangResourceUsage(TU); | |||
4116 | ||||
4117 | return result; | |||
4118 | } | |||
4119 | ||||
4120 | ||||
4121 | CXString clang_getTranslationUnitSpelling(CXTranslationUnit CTUnit) { | |||
4122 | if (isNotUsableTU(CTUnit)) { | |||
4123 | LOG_BAD_TU(CTUnit)do { if (clang::cxindex::LogRef Log = clang::cxindex::Logger:: make(__func__)) { *Log << "called with a bad TU: " << CTUnit; } } while(false); | |||
4124 | return cxstring::createEmpty(); | |||
4125 | } | |||
4126 | ||||
4127 | ASTUnit *CXXUnit = cxtu::getASTUnit(CTUnit); | |||
4128 | return cxstring::createDup(CXXUnit->getOriginalSourceFileName()); | |||
4129 | } | |||
4130 | ||||
4131 | CXCursor clang_getTranslationUnitCursor(CXTranslationUnit TU) { | |||
4132 | if (isNotUsableTU(TU)) { | |||
4133 | LOG_BAD_TU(TU)do { if (clang::cxindex::LogRef Log = clang::cxindex::Logger:: make(__func__)) { *Log << "called with a bad TU: " << TU; } } while(false); | |||
4134 | return clang_getNullCursor(); | |||
4135 | } | |||
4136 | ||||
4137 | ASTUnit *CXXUnit = cxtu::getASTUnit(TU); | |||
4138 | return MakeCXCursor(CXXUnit->getASTContext().getTranslationUnitDecl(), TU); | |||
4139 | } | |||
4140 | ||||
4141 | CXTargetInfo clang_getTranslationUnitTargetInfo(CXTranslationUnit CTUnit) { | |||
4142 | if (isNotUsableTU(CTUnit)) { | |||
4143 | LOG_BAD_TU(CTUnit)do { if (clang::cxindex::LogRef Log = clang::cxindex::Logger:: make(__func__)) { *Log << "called with a bad TU: " << CTUnit; } } while(false); | |||
4144 | return nullptr; | |||
4145 | } | |||
4146 | ||||
4147 | CXTargetInfoImpl* impl = new CXTargetInfoImpl(); | |||
4148 | impl->TranslationUnit = CTUnit; | |||
4149 | return impl; | |||
4150 | } | |||
4151 | ||||
4152 | CXString clang_TargetInfo_getTriple(CXTargetInfo TargetInfo) { | |||
4153 | if (!TargetInfo) | |||
4154 | return cxstring::createEmpty(); | |||
4155 | ||||
4156 | CXTranslationUnit CTUnit = TargetInfo->TranslationUnit; | |||
4157 | assert(!isNotUsableTU(CTUnit) &&((!isNotUsableTU(CTUnit) && "Unexpected unusable translation unit in TargetInfo" ) ? static_cast<void> (0) : __assert_fail ("!isNotUsableTU(CTUnit) && \"Unexpected unusable translation unit in TargetInfo\"" , "/build/llvm-toolchain-snapshot-8~svn345461/tools/clang/tools/libclang/CIndex.cpp" , 4158, __PRETTY_FUNCTION__)) | |||
4158 | "Unexpected unusable translation unit in TargetInfo")((!isNotUsableTU(CTUnit) && "Unexpected unusable translation unit in TargetInfo" ) ? static_cast<void> (0) : __assert_fail ("!isNotUsableTU(CTUnit) && \"Unexpected unusable translation unit in TargetInfo\"" , "/build/llvm-toolchain-snapshot-8~svn345461/tools/clang/tools/libclang/CIndex.cpp" , 4158, __PRETTY_FUNCTION__)); | |||
4159 | ||||
4160 | ASTUnit *CXXUnit = cxtu::getASTUnit(CTUnit); | |||
4161 | std::string Triple = | |||
4162 | CXXUnit->getASTContext().getTargetInfo().getTriple().normalize(); | |||
4163 | return cxstring::createDup(Triple); | |||
4164 | } | |||
4165 | ||||
4166 | int clang_TargetInfo_getPointerWidth(CXTargetInfo TargetInfo) { | |||
4167 | if (!TargetInfo) | |||
4168 | return -1; | |||
4169 | ||||
4170 | CXTranslationUnit CTUnit = TargetInfo->TranslationUnit; | |||
4171 | assert(!isNotUsableTU(CTUnit) &&((!isNotUsableTU(CTUnit) && "Unexpected unusable translation unit in TargetInfo" ) ? static_cast<void> (0) : __assert_fail ("!isNotUsableTU(CTUnit) && \"Unexpected unusable translation unit in TargetInfo\"" , "/build/llvm-toolchain-snapshot-8~svn345461/tools/clang/tools/libclang/CIndex.cpp" , 4172, __PRETTY_FUNCTION__)) | |||
4172 | "Unexpected unusable translation unit in TargetInfo")((!isNotUsableTU(CTUnit) && "Unexpected unusable translation unit in TargetInfo" ) ? static_cast<void> (0) : __assert_fail ("!isNotUsableTU(CTUnit) && \"Unexpected unusable translation unit in TargetInfo\"" , "/build/llvm-toolchain-snapshot-8~svn345461/tools/clang/tools/libclang/CIndex.cpp" , 4172, __PRETTY_FUNCTION__)); | |||
4173 | ||||
4174 | ASTUnit *CXXUnit = cxtu::getASTUnit(CTUnit); | |||
4175 | return CXXUnit->getASTContext().getTargetInfo().getMaxPointerWidth(); | |||
4176 | } | |||
4177 | ||||
4178 | void clang_TargetInfo_dispose(CXTargetInfo TargetInfo) { | |||
4179 | if (!TargetInfo) | |||
4180 | return; | |||
4181 | ||||
4182 | delete TargetInfo; | |||
4183 | } | |||
4184 | ||||
4185 | //===----------------------------------------------------------------------===// | |||
4186 | // CXFile Operations. | |||
4187 | //===----------------------------------------------------------------------===// | |||
4188 | ||||
4189 | CXString clang_getFileName(CXFile SFile) { | |||
4190 | if (!SFile) | |||
4191 | return cxstring::createNull(); | |||
4192 | ||||
4193 | FileEntry *FEnt = static_cast<FileEntry *>(SFile); | |||
4194 | return cxstring::createRef(FEnt->getName()); | |||
4195 | } | |||
4196 | ||||
4197 | time_t clang_getFileTime(CXFile SFile) { | |||
4198 | if (!SFile) | |||
4199 | return 0; | |||
4200 | ||||
4201 | FileEntry *FEnt = static_cast<FileEntry *>(SFile); | |||
4202 | return FEnt->getModificationTime(); | |||
4203 | } | |||
4204 | ||||
4205 | CXFile clang_getFile(CXTranslationUnit TU, const char *file_name) { | |||
4206 | if (isNotUsableTU(TU)) { | |||
4207 | LOG_BAD_TU(TU)do { if (clang::cxindex::LogRef Log = clang::cxindex::Logger:: make(__func__)) { *Log << "called with a bad TU: " << TU; } } while(false); | |||
4208 | return nullptr; | |||
4209 | } | |||
4210 | ||||
4211 | ASTUnit *CXXUnit = cxtu::getASTUnit(TU); | |||
4212 | ||||
4213 | FileManager &FMgr = CXXUnit->getFileManager(); | |||
4214 | return const_cast<FileEntry *>(FMgr.getFile(file_name)); | |||
4215 | } | |||
4216 | ||||
4217 | const char *clang_getFileContents(CXTranslationUnit TU, CXFile file, | |||
4218 | size_t *size) { | |||
4219 | if (isNotUsableTU(TU)) { | |||
4220 | LOG_BAD_TU(TU)do { if (clang::cxindex::LogRef Log = clang::cxindex::Logger:: make(__func__)) { *Log << "called with a bad TU: " << TU; } } while(false); | |||
4221 | return nullptr; | |||
4222 | } | |||
4223 | ||||
4224 | const SourceManager &SM = cxtu::getASTUnit(TU)->getSourceManager(); | |||
4225 | FileID fid = SM.translateFile(static_cast<FileEntry *>(file)); | |||
4226 | bool Invalid = true; | |||
4227 | llvm::MemoryBuffer *buf = SM.getBuffer(fid, &Invalid); | |||
4228 | if (Invalid) { | |||
4229 | if (size) | |||
4230 | *size = 0; | |||
4231 | return nullptr; | |||
4232 | } | |||
4233 | if (size) | |||
4234 | *size = buf->getBufferSize(); | |||
4235 | return buf->getBufferStart(); | |||
4236 | } | |||
4237 | ||||
4238 | unsigned clang_isFileMultipleIncludeGuarded(CXTranslationUnit TU, | |||
4239 | CXFile file) { | |||
4240 | if (isNotUsableTU(TU)) { | |||
4241 | LOG_BAD_TU(TU)do { if (clang::cxindex::LogRef Log = clang::cxindex::Logger:: make(__func__)) { *Log << "called with a bad TU: " << TU; } } while(false); | |||
4242 | return 0; | |||
4243 | } | |||
4244 | ||||
4245 | if (!file) | |||
4246 | return 0; | |||
4247 | ||||
4248 | ASTUnit *CXXUnit = cxtu::getASTUnit(TU); | |||
4249 | FileEntry *FEnt = static_cast<FileEntry *>(file); | |||
4250 | return CXXUnit->getPreprocessor().getHeaderSearchInfo() | |||
4251 | .isFileMultipleIncludeGuarded(FEnt); | |||
4252 | } | |||
4253 | ||||
4254 | int clang_getFileUniqueID(CXFile file, CXFileUniqueID *outID) { | |||
4255 | if (!file || !outID) | |||
4256 | return 1; | |||
4257 | ||||
4258 | FileEntry *FEnt = static_cast<FileEntry *>(file); | |||
4259 | const llvm::sys::fs::UniqueID &ID = FEnt->getUniqueID(); | |||
4260 | outID->data[0] = ID.getDevice(); | |||
4261 | outID->data[1] = ID.getFile(); | |||
4262 | outID->data[2] = FEnt->getModificationTime(); | |||
4263 | return 0; | |||
4264 | } | |||
4265 | ||||
4266 | int clang_File_isEqual(CXFile file1, CXFile file2) { | |||
4267 | if (file1 == file2) | |||
4268 | return true; | |||
4269 | ||||
4270 | if (!file1 || !file2) | |||
4271 | return false; | |||
4272 | ||||
4273 | FileEntry *FEnt1 = static_cast<FileEntry *>(file1); | |||
4274 | FileEntry *FEnt2 = static_cast<FileEntry *>(file2); | |||
4275 | return FEnt1->getUniqueID() == FEnt2->getUniqueID(); | |||
4276 | } | |||
4277 | ||||
4278 | CXString clang_File_tryGetRealPathName(CXFile SFile) { | |||
4279 | if (!SFile) | |||
4280 | return cxstring::createNull(); | |||
4281 | ||||
4282 | FileEntry *FEnt = static_cast<FileEntry *>(SFile); | |||
4283 | return cxstring::createRef(FEnt->tryGetRealPathName()); | |||
4284 | } | |||
4285 | ||||
4286 | //===----------------------------------------------------------------------===// | |||
4287 | // CXCursor Operations. | |||
4288 | //===----------------------------------------------------------------------===// | |||
4289 | ||||
4290 | static const Decl *getDeclFromExpr(const Stmt *E) { | |||
4291 | if (const ImplicitCastExpr *CE = dyn_cast<ImplicitCastExpr>(E)) | |||
4292 | return getDeclFromExpr(CE->getSubExpr()); | |||
4293 | ||||
4294 | if (const DeclRefExpr *RefExpr = dyn_cast<DeclRefExpr>(E)) | |||
4295 | return RefExpr->getDecl(); | |||
4296 | if (const MemberExpr *ME = dyn_cast<MemberExpr>(E)) | |||
4297 | return ME->getMemberDecl(); | |||
4298 | if (const ObjCIvarRefExpr *RE = dyn_cast<ObjCIvarRefExpr>(E)) | |||
4299 | return RE->getDecl(); | |||
4300 | if (const ObjCPropertyRefExpr *PRE = dyn_cast<ObjCPropertyRefExpr>(E)) { | |||
4301 | if (PRE->isExplicitProperty()) | |||
4302 | return PRE->getExplicitProperty(); | |||
4303 | // It could be messaging both getter and setter as in: | |||
4304 | // ++myobj.myprop; | |||
4305 | // in which case prefer to associate the setter since it is less obvious | |||
4306 | // from inspecting the source that the setter is going to get called. | |||
4307 | if (PRE->isMessagingSetter()) | |||
4308 | return PRE->getImplicitPropertySetter(); | |||
4309 | return PRE->getImplicitPropertyGetter(); | |||
4310 | } | |||
4311 | if (const PseudoObjectExpr *POE = dyn_cast<PseudoObjectExpr>(E)) | |||
4312 | return getDeclFromExpr(POE->getSyntacticForm()); | |||
4313 | if (const OpaqueValueExpr *OVE = dyn_cast<OpaqueValueExpr>(E)) | |||
4314 | if (Expr *Src = OVE->getSourceExpr()) | |||
4315 | return getDeclFromExpr(Src); | |||
4316 | ||||
4317 | if (const CallExpr *CE = dyn_cast<CallExpr>(E)) | |||
4318 | return getDeclFromExpr(CE->getCallee()); | |||
4319 | if (const CXXConstructExpr *CE = dyn_cast<CXXConstructExpr>(E)) | |||
4320 | if (!CE->isElidable()) | |||
4321 | return CE->getConstructor(); | |||
4322 | if (const CXXInheritedCtorInitExpr *CE = | |||
4323 | dyn_cast<CXXInheritedCtorInitExpr>(E)) | |||
4324 | return CE->getConstructor(); | |||
4325 | if (const ObjCMessageExpr *OME = dyn_cast<ObjCMessageExpr>(E)) | |||
4326 | return OME->getMethodDecl(); | |||
4327 | ||||
4328 | if (const ObjCProtocolExpr *PE = dyn_cast<ObjCProtocolExpr>(E)) | |||
4329 | return PE->getProtocol(); | |||
4330 | if (const SubstNonTypeTemplateParmPackExpr *NTTP | |||
4331 | = dyn_cast<SubstNonTypeTemplateParmPackExpr>(E)) | |||
4332 | return NTTP->getParameterPack(); | |||
4333 | if (const SizeOfPackExpr *SizeOfPack = dyn_cast<SizeOfPackExpr>(E)) | |||
4334 | if (isa<NonTypeTemplateParmDecl>(SizeOfPack->getPack()) || | |||
4335 | isa<ParmVarDecl>(SizeOfPack->getPack())) | |||
4336 | return SizeOfPack->getPack(); | |||
4337 | ||||
4338 | return nullptr; | |||
4339 | } | |||
4340 | ||||
4341 | static SourceLocation getLocationFromExpr(const Expr *E) { | |||
4342 | if (const ImplicitCastExpr *CE = dyn_cast<ImplicitCastExpr>(E)) | |||
4343 | return getLocationFromExpr(CE->getSubExpr()); | |||
4344 | ||||
4345 | if (const ObjCMessageExpr *Msg = dyn_cast<ObjCMessageExpr>(E)) | |||
4346 | return /*FIXME:*/Msg->getLeftLoc(); | |||
4347 | if (const DeclRefExpr *DRE = dyn_cast<DeclRefExpr>(E)) | |||
4348 | return DRE->getLocation(); | |||
4349 | if (const MemberExpr *Member = dyn_cast<MemberExpr>(E)) | |||
4350 | return Member->getMemberLoc(); | |||
4351 | if (const ObjCIvarRefExpr *Ivar = dyn_cast<ObjCIvarRefExpr>(E)) | |||
4352 | return Ivar->getLocation(); | |||
4353 | if (const SizeOfPackExpr *SizeOfPack = dyn_cast<SizeOfPackExpr>(E)) | |||
4354 | return SizeOfPack->getPackLoc(); | |||
4355 | if (const ObjCPropertyRefExpr *PropRef = dyn_cast<ObjCPropertyRefExpr>(E)) | |||
4356 | return PropRef->getLocation(); | |||
4357 | ||||
4358 | return E->getBeginLoc(); | |||
4359 | } | |||
4360 | ||||
4361 | extern "C" { | |||
4362 | ||||
4363 | unsigned clang_visitChildren(CXCursor parent, | |||
4364 | CXCursorVisitor visitor, | |||
4365 | CXClientData client_data) { | |||
4366 | CursorVisitor CursorVis(getCursorTU(parent), visitor, client_data, | |||
4367 | /*VisitPreprocessorLast=*/false); | |||
4368 | return CursorVis.VisitChildren(parent); | |||
4369 | } | |||
4370 | ||||
4371 | #ifndef __has_feature | |||
4372 | #define0 __has_feature(x)0 0 | |||
4373 | #endif | |||
4374 | #if __has_feature(blocks)0 | |||
4375 | typedef enum CXChildVisitResult | |||
4376 | (^CXCursorVisitorBlock)(CXCursor cursor, CXCursor parent); | |||
4377 | ||||
4378 | static enum CXChildVisitResult visitWithBlock(CXCursor cursor, CXCursor parent, | |||
4379 | CXClientData client_data) { | |||
4380 | CXCursorVisitorBlock block = (CXCursorVisitorBlock)client_data; | |||
4381 | return block(cursor, parent); | |||
4382 | } | |||
4383 | #else | |||
4384 | // If we are compiled with a compiler that doesn't have native blocks support, | |||
4385 | // define and call the block manually, so the | |||
4386 | typedef struct _CXChildVisitResult | |||
4387 | { | |||
4388 | void *isa; | |||
4389 | int flags; | |||
4390 | int reserved; | |||
4391 | enum CXChildVisitResult(*invoke)(struct _CXChildVisitResult*, CXCursor, | |||
4392 | CXCursor); | |||
4393 | } *CXCursorVisitorBlock; | |||
4394 | ||||
4395 | static enum CXChildVisitResult visitWithBlock(CXCursor cursor, CXCursor parent, | |||
4396 | CXClientData client_data) { | |||
4397 | CXCursorVisitorBlock block = (CXCursorVisitorBlock)client_data; | |||
4398 | return block->invoke(block, cursor, parent); | |||
4399 | } | |||
4400 | #endif | |||
4401 | ||||
4402 | ||||
4403 | unsigned clang_visitChildrenWithBlock(CXCursor parent, | |||
4404 | CXCursorVisitorBlock block) { | |||
4405 | return clang_visitChildren(parent, visitWithBlock, block); | |||
4406 | } | |||
4407 | ||||
4408 | static CXString getDeclSpelling(const Decl *D) { | |||
4409 | if (!D) | |||
4410 | return cxstring::createEmpty(); | |||
4411 | ||||
4412 | const NamedDecl *ND = dyn_cast<NamedDecl>(D); | |||
4413 | if (!ND) { | |||
4414 | if (const ObjCPropertyImplDecl *PropImpl = | |||
4415 | dyn_cast<ObjCPropertyImplDecl>(D)) | |||
4416 | if (ObjCPropertyDecl *Property = PropImpl->getPropertyDecl()) | |||
4417 | return cxstring::createDup(Property->getIdentifier()->getName()); | |||
4418 | ||||
4419 | if (const ImportDecl *ImportD = dyn_cast<ImportDecl>(D)) | |||
4420 | if (Module *Mod = ImportD->getImportedModule()) | |||
4421 | return cxstring::createDup(Mod->getFullModuleName()); | |||
4422 | ||||
4423 | return cxstring::createEmpty(); | |||
4424 | } | |||
4425 | ||||
4426 | if (const ObjCMethodDecl *OMD = dyn_cast<ObjCMethodDecl>(ND)) | |||
4427 | return cxstring::createDup(OMD->getSelector().getAsString()); | |||
4428 | ||||
4429 | if (const ObjCCategoryImplDecl *CIMP = dyn_cast<ObjCCategoryImplDecl>(ND)) | |||
4430 | // No, this isn't the same as the code below. getIdentifier() is non-virtual | |||
4431 | // and returns different names. NamedDecl returns the class name and | |||
4432 | // ObjCCategoryImplDecl returns the category name. | |||
4433 | return cxstring::createRef(CIMP->getIdentifier()->getNameStart()); | |||
4434 | ||||
4435 | if (isa<UsingDirectiveDecl>(D)) | |||
4436 | return cxstring::createEmpty(); | |||
4437 | ||||
4438 | SmallString<1024> S; | |||
4439 | llvm::raw_svector_ostream os(S); | |||
4440 | ND->printName(os); | |||
4441 | ||||
4442 | return cxstring::createDup(os.str()); | |||
4443 | } | |||
4444 | ||||
4445 | CXString clang_getCursorSpelling(CXCursor C) { | |||
4446 | if (clang_isTranslationUnit(C.kind)) | |||
4447 | return clang_getTranslationUnitSpelling(getCursorTU(C)); | |||
4448 | ||||
4449 | if (clang_isReference(C.kind)) { | |||
4450 | switch (C.kind) { | |||
4451 | case CXCursor_ObjCSuperClassRef: { | |||
4452 | const ObjCInterfaceDecl *Super = getCursorObjCSuperClassRef(C).first; | |||
4453 | return cxstring::createRef(Super->getIdentifier()->getNameStart()); | |||
4454 | } | |||
4455 | case CXCursor_ObjCClassRef: { | |||
4456 | const ObjCInterfaceDecl *Class = getCursorObjCClassRef(C).first; | |||
4457 | return cxstring::createRef(Class->getIdentifier()->getNameStart()); | |||
4458 | } | |||
4459 | case CXCursor_ObjCProtocolRef: { | |||
4460 | const ObjCProtocolDecl *OID = getCursorObjCProtocolRef(C).first; | |||
4461 | assert(OID && "getCursorSpelling(): Missing protocol decl")((OID && "getCursorSpelling(): Missing protocol decl" ) ? static_cast<void> (0) : __assert_fail ("OID && \"getCursorSpelling(): Missing protocol decl\"" , "/build/llvm-toolchain-snapshot-8~svn345461/tools/clang/tools/libclang/CIndex.cpp" , 4461, __PRETTY_FUNCTION__)); | |||
4462 | return cxstring::createRef(OID->getIdentifier()->getNameStart()); | |||
4463 | } | |||
4464 | case CXCursor_CXXBaseSpecifier: { | |||
4465 | const CXXBaseSpecifier *B = getCursorCXXBaseSpecifier(C); | |||
4466 | return cxstring::createDup(B->getType().getAsString()); | |||
4467 | } | |||
4468 | case CXCursor_TypeRef: { | |||
4469 | const TypeDecl *Type = getCursorTypeRef(C).first; | |||
4470 | assert(Type && "Missing type decl")((Type && "Missing type decl") ? static_cast<void> (0) : __assert_fail ("Type && \"Missing type decl\"" , "/build/llvm-toolchain-snapshot-8~svn345461/tools/clang/tools/libclang/CIndex.cpp" , 4470, __PRETTY_FUNCTION__)); | |||
4471 | ||||
4472 | return cxstring::createDup(getCursorContext(C).getTypeDeclType(Type). | |||
4473 | getAsString()); | |||
4474 | } | |||
4475 | case CXCursor_TemplateRef: { | |||
4476 | const TemplateDecl *Template = getCursorTemplateRef(C).first; | |||
4477 | assert(Template && "Missing template decl")((Template && "Missing template decl") ? static_cast< void> (0) : __assert_fail ("Template && \"Missing template decl\"" , "/build/llvm-toolchain-snapshot-8~svn345461/tools/clang/tools/libclang/CIndex.cpp" , 4477, __PRETTY_FUNCTION__)); | |||
4478 | ||||
4479 | return cxstring::createDup(Template->getNameAsString()); | |||
4480 | } | |||
4481 | ||||
4482 | case CXCursor_NamespaceRef: { | |||
4483 | const NamedDecl *NS = getCursorNamespaceRef(C).first; | |||
4484 | assert(NS && "Missing namespace decl")((NS && "Missing namespace decl") ? static_cast<void > (0) : __assert_fail ("NS && \"Missing namespace decl\"" , "/build/llvm-toolchain-snapshot-8~svn345461/tools/clang/tools/libclang/CIndex.cpp" , 4484, __PRETTY_FUNCTION__)); | |||
4485 | ||||
4486 | return cxstring::createDup(NS->getNameAsString()); | |||
4487 | } | |||
4488 | ||||
4489 | case CXCursor_MemberRef: { | |||
4490 | const FieldDecl *Field = getCursorMemberRef(C).first; | |||
4491 | assert(Field && "Missing member decl")((Field && "Missing member decl") ? static_cast<void > (0) : __assert_fail ("Field && \"Missing member decl\"" , "/build/llvm-toolchain-snapshot-8~svn345461/tools/clang/tools/libclang/CIndex.cpp" , 4491, __PRETTY_FUNCTION__)); | |||
4492 | ||||
4493 | return cxstring::createDup(Field->getNameAsString()); | |||
4494 | } | |||
4495 | ||||
4496 | case CXCursor_LabelRef: { | |||
4497 | const LabelStmt *Label = getCursorLabelRef(C).first; | |||
4498 | assert(Label && "Missing label")((Label && "Missing label") ? static_cast<void> (0) : __assert_fail ("Label && \"Missing label\"", "/build/llvm-toolchain-snapshot-8~svn345461/tools/clang/tools/libclang/CIndex.cpp" , 4498, __PRETTY_FUNCTION__)); | |||
4499 | ||||
4500 | return cxstring::createRef(Label->getName()); | |||
4501 | } | |||
4502 | ||||
4503 | case CXCursor_OverloadedDeclRef: { | |||
4504 | OverloadedDeclRefStorage Storage = getCursorOverloadedDeclRef(C).first; | |||
4505 | if (const Decl *D = Storage.dyn_cast<const Decl *>()) { | |||
4506 | if (const NamedDecl *ND = dyn_cast<NamedDecl>(D)) | |||
4507 | return cxstring::createDup(ND->getNameAsString()); | |||
4508 | return cxstring::createEmpty(); | |||
4509 | } | |||
4510 | if (const OverloadExpr *E = Storage.dyn_cast<const OverloadExpr *>()) | |||
4511 | return cxstring::createDup(E->getName().getAsString()); | |||
4512 | OverloadedTemplateStorage *Ovl | |||
4513 | = Storage.get<OverloadedTemplateStorage*>(); | |||
4514 | if (Ovl->size() == 0) | |||
4515 | return cxstring::createEmpty(); | |||
4516 | return cxstring::createDup((*Ovl->begin())->getNameAsString()); | |||
4517 | } | |||
4518 | ||||
4519 | case CXCursor_VariableRef: { | |||
4520 | const VarDecl *Var = getCursorVariableRef(C).first; | |||
4521 | assert(Var && "Missing variable decl")((Var && "Missing variable decl") ? static_cast<void > (0) : __assert_fail ("Var && \"Missing variable decl\"" , "/build/llvm-toolchain-snapshot-8~svn345461/tools/clang/tools/libclang/CIndex.cpp" , 4521, __PRETTY_FUNCTION__)); | |||
4522 | ||||
4523 | return cxstring::createDup(Var->getNameAsString()); | |||
4524 | } | |||
4525 | ||||
4526 | default: | |||
4527 | return cxstring::createRef("<not implemented>"); | |||
4528 | } | |||
4529 | } | |||
4530 | ||||
4531 | if (clang_isExpression(C.kind)) { | |||
4532 | const Expr *E = getCursorExpr(C); | |||
4533 | ||||
4534 | if (C.kind == CXCursor_ObjCStringLiteral || | |||
4535 | C.kind == CXCursor_StringLiteral) { | |||
4536 | const StringLiteral *SLit; | |||
4537 | if (const ObjCStringLiteral *OSL = dyn_cast<ObjCStringLiteral>(E)) { | |||
4538 | SLit = OSL->getString(); | |||
4539 | } else { | |||
4540 | SLit = cast<StringLiteral>(E); | |||
4541 | } | |||
4542 | SmallString<256> Buf; | |||
4543 | llvm::raw_svector_ostream OS(Buf); | |||
4544 | SLit->outputString(OS); | |||
4545 | return cxstring::createDup(OS.str()); | |||
4546 | } | |||
4547 | ||||
4548 | const Decl *D = getDeclFromExpr(getCursorExpr(C)); | |||
4549 | if (D) | |||
4550 | return getDeclSpelling(D); | |||
4551 | return cxstring::createEmpty(); | |||
4552 | } | |||
4553 | ||||
4554 | if (clang_isStatement(C.kind)) { | |||
4555 | const Stmt *S = getCursorStmt(C); | |||
4556 | if (const LabelStmt *Label = dyn_cast_or_null<LabelStmt>(S)) | |||
4557 | return cxstring::createRef(Label->getName()); | |||
4558 | ||||
4559 | return cxstring::createEmpty(); | |||
4560 | } | |||
4561 | ||||
4562 | if (C.kind == CXCursor_MacroExpansion) | |||
4563 | return cxstring::createRef(getCursorMacroExpansion(C).getName() | |||
4564 | ->getNameStart()); | |||
4565 | ||||
4566 | if (C.kind == CXCursor_MacroDefinition) | |||
4567 | return cxstring::createRef(getCursorMacroDefinition(C)->getName() | |||
4568 | ->getNameStart()); | |||
4569 | ||||
4570 | if (C.kind == CXCursor_InclusionDirective) | |||
4571 | return cxstring::createDup(getCursorInclusionDirective(C)->getFileName()); | |||
4572 | ||||
4573 | if (clang_isDeclaration(C.kind)) | |||
4574 | return getDeclSpelling(getCursorDecl(C)); | |||
4575 | ||||
4576 | if (C.kind == CXCursor_AnnotateAttr) { | |||
4577 | const AnnotateAttr *AA = cast<AnnotateAttr>(cxcursor::getCursorAttr(C)); | |||
4578 | return cxstring::createDup(AA->getAnnotation()); | |||
4579 | } | |||
4580 | ||||
4581 | if (C.kind == CXCursor_AsmLabelAttr) { | |||
4582 | const AsmLabelAttr *AA = cast<AsmLabelAttr>(cxcursor::getCursorAttr(C)); | |||
4583 | return cxstring::createDup(AA->getLabel()); | |||
4584 | } | |||
4585 | ||||
4586 | if (C.kind == CXCursor_PackedAttr) { | |||
4587 | return cxstring::createRef("packed"); | |||
4588 | } | |||
4589 | ||||
4590 | if (C.kind == CXCursor_VisibilityAttr) { | |||
4591 | const VisibilityAttr *AA = cast<VisibilityAttr>(cxcursor::getCursorAttr(C)); | |||
4592 | switch (AA->getVisibility()) { | |||
4593 | case VisibilityAttr::VisibilityType::Default: | |||
4594 | return cxstring::createRef("default"); | |||
4595 | case VisibilityAttr::VisibilityType::Hidden: | |||
4596 | return cxstring::createRef("hidden"); | |||
4597 | case VisibilityAttr::VisibilityType::Protected: | |||
4598 | return cxstring::createRef("protected"); | |||
4599 | } | |||
4600 | llvm_unreachable("unknown visibility type")::llvm::llvm_unreachable_internal("unknown visibility type", "/build/llvm-toolchain-snapshot-8~svn345461/tools/clang/tools/libclang/CIndex.cpp" , 4600); | |||
4601 | } | |||
4602 | ||||
4603 | return cxstring::createEmpty(); | |||
4604 | } | |||
4605 | ||||
4606 | CXSourceRange clang_Cursor_getSpellingNameRange(CXCursor C, | |||
4607 | unsigned pieceIndex, | |||
4608 | unsigned options) { | |||
4609 | if (clang_Cursor_isNull(C)) | |||
4610 | return clang_getNullRange(); | |||
4611 | ||||
4612 | ASTContext &Ctx = getCursorContext(C); | |||
4613 | ||||
4614 | if (clang_isStatement(C.kind)) { | |||
4615 | const Stmt *S = getCursorStmt(C); | |||
4616 | if (const LabelStmt *Label = dyn_cast_or_null<LabelStmt>(S)) { | |||
4617 | if (pieceIndex > 0) | |||
4618 | return clang_getNullRange(); | |||
4619 | return cxloc::translateSourceRange(Ctx, Label->getIdentLoc()); | |||
4620 | } | |||
4621 | ||||
4622 | return clang_getNullRange(); | |||
4623 | } | |||
4624 | ||||
4625 | if (C.kind == CXCursor_ObjCMessageExpr) { | |||
4626 | if (const ObjCMessageExpr * | |||
4627 | ME = dyn_cast_or_null<ObjCMessageExpr>(getCursorExpr(C))) { | |||
4628 | if (pieceIndex >= ME->getNumSelectorLocs()) | |||
4629 | return clang_getNullRange(); | |||
4630 | return cxloc::translateSourceRange(Ctx, ME->getSelectorLoc(pieceIndex)); | |||
4631 | } | |||
4632 | } | |||
4633 | ||||
4634 | if (C.kind == CXCursor_ObjCInstanceMethodDecl || | |||
4635 | C.kind == CXCursor_ObjCClassMethodDecl) { | |||
4636 | if (const ObjCMethodDecl * | |||
4637 | MD = dyn_cast_or_null<ObjCMethodDecl>(getCursorDecl(C))) { | |||
4638 | if (pieceIndex >= MD->getNumSelectorLocs()) | |||
4639 | return clang_getNullRange(); | |||
4640 | return cxloc::translateSourceRange(Ctx, MD->getSelectorLoc(pieceIndex)); | |||
4641 | } | |||
4642 | } | |||
4643 | ||||
4644 | if (C.kind == CXCursor_ObjCCategoryDecl || | |||
4645 | C.kind == CXCursor_ObjCCategoryImplDecl) { | |||
4646 | if (pieceIndex > 0) | |||
4647 | return clang_getNullRange(); | |||
4648 | if (const ObjCCategoryDecl * | |||
4649 | CD = dyn_cast_or_null<ObjCCategoryDecl>(getCursorDecl(C))) | |||
4650 | return cxloc::translateSourceRange(Ctx, CD->getCategoryNameLoc()); | |||
4651 | if (const ObjCCategoryImplDecl * | |||
4652 | CID = dyn_cast_or_null<ObjCCategoryImplDecl>(getCursorDecl(C))) | |||
4653 | return cxloc::translateSourceRange(Ctx, CID->getCategoryNameLoc()); | |||
4654 | } | |||
4655 | ||||
4656 | if (C.kind == CXCursor_ModuleImportDecl) { | |||
4657 | if (pieceIndex > 0) | |||
4658 | return clang_getNullRange(); | |||
4659 | if (const ImportDecl *ImportD = | |||
4660 | dyn_cast_or_null<ImportDecl>(getCursorDecl(C))) { | |||
4661 | ArrayRef<SourceLocation> Locs = ImportD->getIdentifierLocs(); | |||
4662 | if (!Locs.empty()) | |||
4663 | return cxloc::translateSourceRange(Ctx, | |||
4664 | SourceRange(Locs.front(), Locs.back())); | |||
4665 | } | |||
4666 | return clang_getNullRange(); | |||
4667 | } | |||
4668 | ||||
4669 | if (C.kind == CXCursor_CXXMethod || C.kind == CXCursor_Destructor || | |||
4670 | C.kind == CXCursor_ConversionFunction || | |||
4671 | C.kind == CXCursor_FunctionDecl) { | |||
4672 | if (pieceIndex > 0) | |||
4673 | return clang_getNullRange(); | |||
4674 | if (const FunctionDecl *FD = | |||
4675 | dyn_cast_or_null<FunctionDecl>(getCursorDecl(C))) { | |||
4676 | DeclarationNameInfo FunctionName = FD->getNameInfo(); | |||
4677 | return cxloc::translateSourceRange(Ctx, FunctionName.getSourceRange()); | |||
4678 | } | |||
4679 | return clang_getNullRange(); | |||
4680 | } | |||
4681 | ||||
4682 | // FIXME: A CXCursor_InclusionDirective should give the location of the | |||
4683 | // filename, but we don't keep track of this. | |||
4684 | ||||
4685 | // FIXME: A CXCursor_AnnotateAttr should give the location of the annotation | |||
4686 | // but we don't keep track of this. | |||
4687 | ||||
4688 | // FIXME: A CXCursor_AsmLabelAttr should give the location of the label | |||
4689 | // but we don't keep track of this. | |||
4690 | ||||
4691 | // Default handling, give the location of the cursor. | |||
4692 | ||||
4693 | if (pieceIndex > 0) | |||
4694 | return clang_getNullRange(); | |||
4695 | ||||
4696 | CXSourceLocation CXLoc = clang_getCursorLocation(C); | |||
4697 | SourceLocation Loc = cxloc::translateSourceLocation(CXLoc); | |||
4698 | return cxloc::translateSourceRange(Ctx, Loc); | |||
4699 | } | |||
4700 | ||||
4701 | CXString clang_Cursor_getMangling(CXCursor C) { | |||
4702 | if (clang_isInvalid(C.kind) || !clang_isDeclaration(C.kind)) | |||
4703 | return cxstring::createEmpty(); | |||
4704 | ||||
4705 | // Mangling only works for functions and variables. | |||
4706 | const Decl *D = getCursorDecl(C); | |||
4707 | if (!D || !(isa<FunctionDecl>(D) || isa<VarDecl>(D))) | |||
4708 | return cxstring::createEmpty(); | |||
4709 | ||||
4710 | ASTContext &Ctx = D->getASTContext(); | |||
4711 | index::CodegenNameGenerator CGNameGen(Ctx); | |||
4712 | return cxstring::createDup(CGNameGen.getName(D)); | |||
4713 | } | |||
4714 | ||||
4715 | CXStringSet *clang_Cursor_getCXXManglings(CXCursor C) { | |||
4716 | if (clang_isInvalid(C.kind) || !clang_isDeclaration(C.kind)) | |||
4717 | return nullptr; | |||
4718 | ||||
4719 | const Decl *D = getCursorDecl(C); | |||
4720 | if (!(isa<CXXRecordDecl>(D) || isa<CXXMethodDecl>(D))) | |||
4721 | return nullptr; | |||
4722 | ||||
4723 | ASTContext &Ctx = D->getASTContext(); | |||
4724 | index::CodegenNameGenerator CGNameGen(Ctx); | |||
4725 | std::vector<std::string> Manglings = CGNameGen.getAllManglings(D); | |||
4726 | return cxstring::createSet(Manglings); | |||
4727 | } | |||
4728 | ||||
4729 | CXStringSet *clang_Cursor_getObjCManglings(CXCursor C) { | |||
4730 | if (clang_isInvalid(C.kind) || !clang_isDeclaration(C.kind)) | |||
4731 | return nullptr; | |||
4732 | ||||
4733 | const Decl *D = getCursorDecl(C); | |||
4734 | if (!(isa<ObjCInterfaceDecl>(D) || isa<ObjCImplementationDecl>(D))) | |||
4735 | return nullptr; | |||
4736 | ||||
4737 | ASTContext &Ctx = D->getASTContext(); | |||
4738 | index::CodegenNameGenerator CGNameGen(Ctx); | |||
4739 | std::vector<std::string> Manglings = CGNameGen.getAllManglings(D); | |||
4740 | return cxstring::createSet(Manglings); | |||
4741 | } | |||
4742 | ||||
4743 | CXPrintingPolicy clang_getCursorPrintingPolicy(CXCursor C) { | |||
4744 | if (clang_Cursor_isNull(C)) | |||
4745 | return 0; | |||
4746 | return new PrintingPolicy(getCursorContext(C).getPrintingPolicy()); | |||
4747 | } | |||
4748 | ||||
4749 | void clang_PrintingPolicy_dispose(CXPrintingPolicy Policy) { | |||
4750 | if (Policy) | |||
4751 | delete static_cast<PrintingPolicy *>(Policy); | |||
4752 | } | |||
4753 | ||||
4754 | unsigned | |||
4755 | clang_PrintingPolicy_getProperty(CXPrintingPolicy Policy, | |||
4756 | enum CXPrintingPolicyProperty Property) { | |||
4757 | if (!Policy) | |||
4758 | return 0; | |||
4759 | ||||
4760 | PrintingPolicy *P = static_cast<PrintingPolicy *>(Policy); | |||
4761 | switch (Property) { | |||
4762 | case CXPrintingPolicy_Indentation: | |||
4763 | return P->Indentation; | |||
4764 | case CXPrintingPolicy_SuppressSpecifiers: | |||
4765 | return P->SuppressSpecifiers; | |||
4766 | case CXPrintingPolicy_SuppressTagKeyword: | |||
4767 | return P->SuppressTagKeyword; | |||
4768 | case CXPrintingPolicy_IncludeTagDefinition: | |||
4769 | return P->IncludeTagDefinition; | |||
4770 | case CXPrintingPolicy_SuppressScope: | |||
4771 | return P->SuppressScope; | |||
4772 | case CXPrintingPolicy_SuppressUnwrittenScope: | |||
4773 | return P->SuppressUnwrittenScope; | |||
4774 | case CXPrintingPolicy_SuppressInitializers: | |||
4775 | return P->SuppressInitializers; | |||
4776 | case CXPrintingPolicy_ConstantArraySizeAsWritten: | |||
4777 | return P->ConstantArraySizeAsWritten; | |||
4778 | case CXPrintingPolicy_AnonymousTagLocations: | |||
4779 | return P->AnonymousTagLocations; | |||
4780 | case CXPrintingPolicy_SuppressStrongLifetime: | |||
4781 | return P->SuppressStrongLifetime; | |||
4782 | case CXPrintingPolicy_SuppressLifetimeQualifiers: | |||
4783 | return P->SuppressLifetimeQualifiers; | |||
4784 | case CXPrintingPolicy_SuppressTemplateArgsInCXXConstructors: | |||
4785 | return P->SuppressTemplateArgsInCXXConstructors; | |||
4786 | case CXPrintingPolicy_Bool: | |||
4787 | return P->Bool; | |||
4788 | case CXPrintingPolicy_Restrict: | |||
4789 | return P->Restrict; | |||
4790 | case CXPrintingPolicy_Alignof: | |||
4791 | return P->Alignof; | |||
4792 | case CXPrintingPolicy_UnderscoreAlignof: | |||
4793 | return P->UnderscoreAlignof; | |||
4794 | case CXPrintingPolicy_UseVoidForZeroParams: | |||
4795 | return P->UseVoidForZeroParams; | |||
4796 | case CXPrintingPolicy_TerseOutput: | |||
4797 | return P->TerseOutput; | |||
4798 | case CXPrintingPolicy_PolishForDeclaration: | |||
4799 | return P->PolishForDeclaration; | |||
4800 | case CXPrintingPolicy_Half: | |||
4801 | return P->Half; | |||
4802 | case CXPrintingPolicy_MSWChar: | |||
4803 | return P->MSWChar; | |||
4804 | case CXPrintingPolicy_IncludeNewlines: | |||
4805 | return P->IncludeNewlines; | |||
4806 | case CXPrintingPolicy_MSVCFormatting: | |||
4807 | return P->MSVCFormatting; | |||
4808 | case CXPrintingPolicy_ConstantsAsWritten: | |||
4809 | return P->ConstantsAsWritten; | |||
4810 | case CXPrintingPolicy_SuppressImplicitBase: | |||
4811 | return P->SuppressImplicitBase; | |||
4812 | case CXPrintingPolicy_FullyQualifiedName: | |||
4813 | return P->FullyQualifiedName; | |||
4814 | } | |||
4815 | ||||
4816 | assert(false && "Invalid CXPrintingPolicyProperty")((false && "Invalid CXPrintingPolicyProperty") ? static_cast <void> (0) : __assert_fail ("false && \"Invalid CXPrintingPolicyProperty\"" , "/build/llvm-toolchain-snapshot-8~svn345461/tools/clang/tools/libclang/CIndex.cpp" , 4816, __PRETTY_FUNCTION__)); | |||
4817 | return 0; | |||
4818 | } | |||
4819 | ||||
4820 | void clang_PrintingPolicy_setProperty(CXPrintingPolicy Policy, | |||
4821 | enum CXPrintingPolicyProperty Property, | |||
4822 | unsigned Value) { | |||
4823 | if (!Policy) | |||
4824 | return; | |||
4825 | ||||
4826 | PrintingPolicy *P = static_cast<PrintingPolicy *>(Policy); | |||
4827 | switch (Property) { | |||
4828 | case CXPrintingPolicy_Indentation: | |||
4829 | P->Indentation = Value; | |||
4830 | return; | |||
4831 | case CXPrintingPolicy_SuppressSpecifiers: | |||
4832 | P->SuppressSpecifiers = Value; | |||
4833 | return; | |||
4834 | case CXPrintingPolicy_SuppressTagKeyword: | |||
4835 | P->SuppressTagKeyword = Value; | |||
4836 | return; | |||
4837 | case CXPrintingPolicy_IncludeTagDefinition: | |||
4838 | P->IncludeTagDefinition = Value; | |||
4839 | return; | |||
4840 | case CXPrintingPolicy_SuppressScope: | |||
4841 | P->SuppressScope = Value; | |||
4842 | return; | |||
4843 | case CXPrintingPolicy_SuppressUnwrittenScope: | |||
4844 | P->SuppressUnwrittenScope = Value; | |||
4845 | return; | |||
4846 | case CXPrintingPolicy_SuppressInitializers: | |||
4847 | P->SuppressInitializers = Value; | |||
4848 | return; | |||
4849 | case CXPrintingPolicy_ConstantArraySizeAsWritten: | |||
4850 | P->ConstantArraySizeAsWritten = Value; | |||
4851 | return; | |||
4852 | case CXPrintingPolicy_AnonymousTagLocations: | |||
4853 | P->AnonymousTagLocations = Value; | |||
4854 | return; | |||
4855 | case CXPrintingPolicy_SuppressStrongLifetime: | |||
4856 | P->SuppressStrongLifetime = Value; | |||
4857 | return; | |||
4858 | case CXPrintingPolicy_SuppressLifetimeQualifiers: | |||
4859 | P->SuppressLifetimeQualifiers = Value; | |||
4860 | return; | |||
4861 | case CXPrintingPolicy_SuppressTemplateArgsInCXXConstructors: | |||
4862 | P->SuppressTemplateArgsInCXXConstructors = Value; | |||
4863 | return; | |||
4864 | case CXPrintingPolicy_Bool: | |||
4865 | P->Bool = Value; | |||
4866 | return; | |||
4867 | case CXPrintingPolicy_Restrict: | |||
4868 | P->Restrict = Value; | |||
4869 | return; | |||
4870 | case CXPrintingPolicy_Alignof: | |||
4871 | P->Alignof = Value; | |||
4872 | return; | |||
4873 | case CXPrintingPolicy_UnderscoreAlignof: | |||
4874 | P->UnderscoreAlignof = Value; | |||
4875 | return; | |||
4876 | case CXPrintingPolicy_UseVoidForZeroParams: | |||
4877 | P->UseVoidForZeroParams = Value; | |||
4878 | return; | |||
4879 | case CXPrintingPolicy_TerseOutput: | |||
4880 | P->TerseOutput = Value; | |||
4881 | return; | |||
4882 | case CXPrintingPolicy_PolishForDeclaration: | |||
4883 | P->PolishForDeclaration = Value; | |||
4884 | return; | |||
4885 | case CXPrintingPolicy_Half: | |||
4886 | P->Half = Value; | |||
4887 | return; | |||
4888 | case CXPrintingPolicy_MSWChar: | |||
4889 | P->MSWChar = Value; | |||
4890 | return; | |||
4891 | case CXPrintingPolicy_IncludeNewlines: | |||
4892 | P->IncludeNewlines = Value; | |||
4893 | return; | |||
4894 | case CXPrintingPolicy_MSVCFormatting: | |||
4895 | P->MSVCFormatting = Value; | |||
4896 | return; | |||
4897 | case CXPrintingPolicy_ConstantsAsWritten: | |||
4898 | P->ConstantsAsWritten = Value; | |||
4899 | return; | |||
4900 | case CXPrintingPolicy_SuppressImplicitBase: | |||
4901 | P->SuppressImplicitBase = Value; | |||
4902 | return; | |||
4903 | case CXPrintingPolicy_FullyQualifiedName: | |||
4904 | P->FullyQualifiedName = Value; | |||
4905 | return; | |||
4906 | } | |||
4907 | ||||
4908 | assert(false && "Invalid CXPrintingPolicyProperty")((false && "Invalid CXPrintingPolicyProperty") ? static_cast <void> (0) : __assert_fail ("false && \"Invalid CXPrintingPolicyProperty\"" , "/build/llvm-toolchain-snapshot-8~svn345461/tools/clang/tools/libclang/CIndex.cpp" , 4908, __PRETTY_FUNCTION__)); | |||
4909 | } | |||
4910 | ||||
4911 | CXString clang_getCursorPrettyPrinted(CXCursor C, CXPrintingPolicy cxPolicy) { | |||
4912 | if (clang_Cursor_isNull(C)) | |||
4913 | return cxstring::createEmpty(); | |||
4914 | ||||
4915 | if (clang_isDeclaration(C.kind)) { | |||
4916 | const Decl *D = getCursorDecl(C); | |||
4917 | if (!D) | |||
4918 | return cxstring::createEmpty(); | |||
4919 | ||||
4920 | SmallString<128> Str; | |||
4921 | llvm::raw_svector_ostream OS(Str); | |||
4922 | PrintingPolicy *UserPolicy = static_cast<PrintingPolicy *>(cxPolicy); | |||
4923 | D->print(OS, UserPolicy ? *UserPolicy | |||
4924 | : getCursorContext(C).getPrintingPolicy()); | |||
4925 | ||||
4926 | return cxstring::createDup(OS.str()); | |||
4927 | } | |||
4928 | ||||
4929 | return cxstring::createEmpty(); | |||
4930 | } | |||
4931 | ||||
4932 | CXString clang_getCursorDisplayName(CXCursor C) { | |||
4933 | if (!clang_isDeclaration(C.kind)) | |||
4934 | return clang_getCursorSpelling(C); | |||
4935 | ||||
4936 | const Decl *D = getCursorDecl(C); | |||
4937 | if (!D) | |||
4938 | return cxstring::createEmpty(); | |||
4939 | ||||
4940 | PrintingPolicy Policy = getCursorContext(C).getPrintingPolicy(); | |||
4941 | if (const FunctionTemplateDecl *FunTmpl = dyn_cast<FunctionTemplateDecl>(D)) | |||
4942 | D = FunTmpl->getTemplatedDecl(); | |||
4943 | ||||
4944 | if (const FunctionDecl *Function = dyn_cast<FunctionDecl>(D)) { | |||
4945 | SmallString<64> Str; | |||
4946 | llvm::raw_svector_ostream OS(Str); | |||
4947 | OS << *Function; | |||
4948 | if (Function->getPrimaryTemplate()) | |||
4949 | OS << "<>"; | |||
4950 | OS << "("; | |||
4951 | for (unsigned I = 0, N = Function->getNumParams(); I != N; ++I) { | |||
4952 | if (I) | |||
4953 | OS << ", "; | |||
4954 | OS << Function->getParamDecl(I)->getType().getAsString(Policy); | |||
4955 | } | |||
4956 | ||||
4957 | if (Function->isVariadic()) { | |||
4958 | if (Function->getNumParams()) | |||
4959 | OS << ", "; | |||
4960 | OS << "..."; | |||
4961 | } | |||
4962 | OS << ")"; | |||
4963 | return cxstring::createDup(OS.str()); | |||
4964 | } | |||
4965 | ||||
4966 | if (const ClassTemplateDecl *ClassTemplate = dyn_cast<ClassTemplateDecl>(D)) { | |||
4967 | SmallString<64> Str; | |||
4968 | llvm::raw_svector_ostream OS(Str); | |||
4969 | OS << *ClassTemplate; | |||
4970 | OS << "<"; | |||
4971 | TemplateParameterList *Params = ClassTemplate->getTemplateParameters(); | |||
4972 | for (unsigned I = 0, N = Params->size(); I != N; ++I) { | |||
4973 | if (I) | |||
4974 | OS << ", "; | |||
4975 | ||||
4976 | NamedDecl *Param = Params->getParam(I); | |||
4977 | if (Param->getIdentifier()) { | |||
4978 | OS << Param->getIdentifier()->getName(); | |||
4979 | continue; | |||
4980 | } | |||
4981 | ||||
4982 | // There is no parameter name, which makes this tricky. Try to come up | |||
4983 | // with something useful that isn't too long. | |||
4984 | if (TemplateTypeParmDecl *TTP = dyn_cast<TemplateTypeParmDecl>(Param)) | |||
4985 | OS << (TTP->wasDeclaredWithTypename()? "typename" : "class"); | |||
4986 | else if (NonTypeTemplateParmDecl *NTTP | |||
4987 | = dyn_cast<NonTypeTemplateParmDecl>(Param)) | |||
4988 | OS << NTTP->getType().getAsString(Policy); | |||
4989 | else | |||
4990 | OS << "template<...> class"; | |||
4991 | } | |||
4992 | ||||
4993 | OS << ">"; | |||
4994 | return cxstring::createDup(OS.str()); | |||
4995 | } | |||
4996 | ||||
4997 | if (const ClassTemplateSpecializationDecl *ClassSpec | |||
4998 | = dyn_cast<ClassTemplateSpecializationDecl>(D)) { | |||
4999 | // If the type was explicitly written, use that. | |||
5000 | if (TypeSourceInfo *TSInfo = ClassSpec->getTypeAsWritten()) | |||
5001 | return cxstring::createDup(TSInfo->getType().getAsString(Policy)); | |||
5002 | ||||
5003 | SmallString<128> Str; | |||
5004 | llvm::raw_svector_ostream OS(Str); | |||
5005 | OS << *ClassSpec; | |||
5006 | printTemplateArgumentList(OS, ClassSpec->getTemplateArgs().asArray(), | |||
5007 | Policy); | |||
5008 | return cxstring::createDup(OS.str()); | |||
5009 | } | |||
5010 | ||||
5011 | return clang_getCursorSpelling(C); | |||
5012 | } | |||
5013 | ||||
5014 | CXString clang_getCursorKindSpelling(enum CXCursorKind Kind) { | |||
5015 | switch (Kind) { | |||
5016 | case CXCursor_FunctionDecl: | |||
5017 | return cxstring::createRef("FunctionDecl"); | |||
5018 | case CXCursor_TypedefDecl: | |||
5019 | return cxstring::createRef("TypedefDecl"); | |||
5020 | case CXCursor_EnumDecl: | |||
5021 | return cxstring::createRef("EnumDecl"); | |||
5022 | case CXCursor_EnumConstantDecl: | |||
5023 | return cxstring::createRef("EnumConstantDecl"); | |||
5024 | case CXCursor_StructDecl: | |||
5025 | return cxstring::createRef("StructDecl"); | |||
5026 | case CXCursor_UnionDecl: | |||
5027 | return cxstring::createRef("UnionDecl"); | |||
5028 | case CXCursor_ClassDecl: | |||
5029 | return cxstring::createRef("ClassDecl"); | |||
5030 | case CXCursor_FieldDecl: | |||
5031 | return cxstring::createRef("FieldDecl"); | |||
5032 | case CXCursor_VarDecl: | |||
5033 | return cxstring::createRef("VarDecl"); | |||
5034 | case CXCursor_ParmDecl: | |||
5035 | return cxstring::createRef("ParmDecl"); | |||
5036 | case CXCursor_ObjCInterfaceDecl: | |||
5037 | return cxstring::createRef("ObjCInterfaceDecl"); | |||
5038 | case CXCursor_ObjCCategoryDecl: | |||
5039 | return cxstring::createRef("ObjCCategoryDecl"); | |||
5040 | case CXCursor_ObjCProtocolDecl: | |||
5041 | return cxstring::createRef("ObjCProtocolDecl"); | |||
5042 | case CXCursor_ObjCPropertyDecl: | |||
5043 | return cxstring::createRef("ObjCPropertyDecl"); | |||
5044 | case CXCursor_ObjCIvarDecl: | |||
5045 | return cxstring::createRef("ObjCIvarDecl"); | |||
5046 | case CXCursor_ObjCInstanceMethodDecl: | |||
5047 | return cxstring::createRef("ObjCInstanceMethodDecl"); | |||
5048 | case CXCursor_ObjCClassMethodDecl: | |||
5049 | return cxstring::createRef("ObjCClassMethodDecl"); | |||
5050 | case CXCursor_ObjCImplementationDecl: | |||
5051 | return cxstring::createRef("ObjCImplementationDecl"); | |||
5052 | case CXCursor_ObjCCategoryImplDecl: | |||
5053 | return cxstring::createRef("ObjCCategoryImplDecl"); | |||
5054 | case CXCursor_CXXMethod: | |||
5055 | return cxstring::createRef("CXXMethod"); | |||
5056 | case CXCursor_UnexposedDecl: | |||
5057 | return cxstring::createRef("UnexposedDecl"); | |||
5058 | case CXCursor_ObjCSuperClassRef: | |||
5059 | return cxstring::createRef("ObjCSuperClassRef"); | |||
5060 | case CXCursor_ObjCProtocolRef: | |||
5061 | return cxstring::createRef("ObjCProtocolRef"); | |||
5062 | case CXCursor_ObjCClassRef: | |||
5063 | return cxstring::createRef("ObjCClassRef"); | |||
5064 | case CXCursor_TypeRef: | |||
5065 | return cxstring::createRef("TypeRef"); | |||
5066 | case CXCursor_TemplateRef: | |||
5067 | return cxstring::createRef("TemplateRef"); | |||
5068 | case CXCursor_NamespaceRef: | |||
5069 | return cxstring::createRef("NamespaceRef"); | |||
5070 | case CXCursor_MemberRef: | |||
5071 | return cxstring::createRef("MemberRef"); | |||
5072 | case CXCursor_LabelRef: | |||
5073 | return cxstring::createRef("LabelRef"); | |||
5074 | case CXCursor_OverloadedDeclRef: | |||
5075 | return cxstring::createRef("OverloadedDeclRef"); | |||
5076 | case CXCursor_VariableRef: | |||
5077 | return cxstring::createRef("VariableRef"); | |||
5078 | case CXCursor_IntegerLiteral: | |||
5079 | return cxstring::createRef("IntegerLiteral"); | |||
5080 | case CXCursor_FixedPointLiteral: | |||
5081 | return cxstring::createRef("FixedPointLiteral"); | |||
5082 | case CXCursor_FloatingLiteral: | |||
5083 | return cxstring::createRef("FloatingLiteral"); | |||
5084 | case CXCursor_ImaginaryLiteral: | |||
5085 | return cxstring::createRef("ImaginaryLiteral"); | |||
5086 | case CXCursor_StringLiteral: | |||
5087 | return cxstring::createRef("StringLiteral"); | |||
5088 | case CXCursor_CharacterLiteral: | |||
5089 | return cxstring::createRef("CharacterLiteral"); | |||
5090 | case CXCursor_ParenExpr: | |||
5091 | return cxstring::createRef("ParenExpr"); | |||
5092 | case CXCursor_UnaryOperator: | |||
5093 | return cxstring::createRef("UnaryOperator"); | |||
5094 | case CXCursor_ArraySubscriptExpr: | |||
5095 | return cxstring::createRef("ArraySubscriptExpr"); | |||
5096 | case CXCursor_OMPArraySectionExpr: | |||
5097 | return cxstring::createRef("OMPArraySectionExpr"); | |||
5098 | case CXCursor_BinaryOperator: | |||
5099 | return cxstring::createRef("BinaryOperator"); | |||
5100 | case CXCursor_CompoundAssignOperator: | |||
5101 | return cxstring::createRef("CompoundAssignOperator"); | |||
5102 | case CXCursor_ConditionalOperator: | |||
5103 | return cxstring::createRef("ConditionalOperator"); | |||
5104 | case CXCursor_CStyleCastExpr: | |||
5105 | return cxstring::createRef("CStyleCastExpr"); | |||
5106 | case CXCursor_CompoundLiteralExpr: | |||
5107 | return cxstring::createRef("CompoundLiteralExpr"); | |||
5108 | case CXCursor_InitListExpr: | |||
5109 | return cxstring::createRef("InitListExpr"); | |||
5110 | case CXCursor_AddrLabelExpr: | |||
5111 | return cxstring::createRef("AddrLabelExpr"); | |||
5112 | case CXCursor_StmtExpr: | |||
5113 | return cxstring::createRef("StmtExpr"); | |||
5114 | case CXCursor_GenericSelectionExpr: | |||
5115 | return cxstring::createRef("GenericSelectionExpr"); | |||
5116 | case CXCursor_GNUNullExpr: | |||
5117 | return cxstring::createRef("GNUNullExpr"); | |||
5118 | case CXCursor_CXXStaticCastExpr: | |||
5119 | return cxstring::createRef("CXXStaticCastExpr"); | |||
5120 | case CXCursor_CXXDynamicCastExpr: | |||
5121 | return cxstring::createRef("CXXDynamicCastExpr"); | |||
5122 | case CXCursor_CXXReinterpretCastExpr: | |||
5123 | return cxstring::createRef("CXXReinterpretCastExpr"); | |||
5124 | case CXCursor_CXXConstCastExpr: | |||
5125 | return cxstring::createRef("CXXConstCastExpr"); | |||
5126 | case CXCursor_CXXFunctionalCastExpr: | |||
5127 | return cxstring::createRef("CXXFunctionalCastExpr"); | |||
5128 | case CXCursor_CXXTypeidExpr: | |||
5129 | return cxstring::createRef("CXXTypeidExpr"); | |||
5130 | case CXCursor_CXXBoolLiteralExpr: | |||
5131 | return cxstring::createRef("CXXBoolLiteralExpr"); | |||
5132 | case CXCursor_CXXNullPtrLiteralExpr: | |||
5133 | return cxstring::createRef("CXXNullPtrLiteralExpr"); | |||
5134 | case CXCursor_CXXThisExpr: | |||
5135 | return cxstring::createRef("CXXThisExpr"); | |||
5136 | case CXCursor_CXXThrowExpr: | |||
5137 | return cxstring::createRef("CXXThrowExpr"); | |||
5138 | case CXCursor_CXXNewExpr: | |||
5139 | return cxstring::createRef("CXXNewExpr"); | |||
5140 | case CXCursor_CXXDeleteExpr: | |||
5141 | return cxstring::createRef("CXXDeleteExpr"); | |||
5142 | case CXCursor_UnaryExpr: | |||
5143 | return cxstring::createRef("UnaryExpr"); | |||
5144 | case CXCursor_ObjCStringLiteral: | |||
5145 | return cxstring::createRef("ObjCStringLiteral"); | |||
5146 | case CXCursor_ObjCBoolLiteralExpr: | |||
5147 | return cxstring::createRef("ObjCBoolLiteralExpr"); | |||
5148 | case CXCursor_ObjCAvailabilityCheckExpr: | |||
5149 | return cxstring::createRef("ObjCAvailabilityCheckExpr"); | |||
5150 | case CXCursor_ObjCSelfExpr: | |||
5151 | return cxstring::createRef("ObjCSelfExpr"); | |||
5152 | case CXCursor_ObjCEncodeExpr: | |||
5153 | return cxstring::createRef("ObjCEncodeExpr"); | |||
5154 | case CXCursor_ObjCSelectorExpr: | |||
5155 | return cxstring::createRef("ObjCSelectorExpr"); | |||
5156 | case CXCursor_ObjCProtocolExpr: | |||
5157 | return cxstring::createRef("ObjCProtocolExpr"); | |||
5158 | case CXCursor_ObjCBridgedCastExpr: | |||
5159 | return cxstring::createRef("ObjCBridgedCastExpr"); | |||
5160 | case CXCursor_BlockExpr: | |||
5161 | return cxstring::createRef("BlockExpr"); | |||
5162 | case CXCursor_PackExpansionExpr: | |||
5163 | return cxstring::createRef("PackExpansionExpr"); | |||
5164 | case CXCursor_SizeOfPackExpr: | |||
5165 | return cxstring::createRef("SizeOfPackExpr"); | |||
5166 | case CXCursor_LambdaExpr: | |||
5167 | return cxstring::createRef("LambdaExpr"); | |||
5168 | case CXCursor_UnexposedExpr: | |||
5169 | return cxstring::createRef("UnexposedExpr"); | |||
5170 | case CXCursor_DeclRefExpr: | |||
5171 | return cxstring::createRef("DeclRefExpr"); | |||
5172 | case CXCursor_MemberRefExpr: | |||
5173 | return cxstring::createRef("MemberRefExpr"); | |||
5174 | case CXCursor_CallExpr: | |||
5175 | return cxstring::createRef("CallExpr"); | |||
5176 | case CXCursor_ObjCMessageExpr: | |||
5177 | return cxstring::createRef("ObjCMessageExpr"); | |||
5178 | case CXCursor_UnexposedStmt: | |||
5179 | return cxstring::createRef("UnexposedStmt"); | |||
5180 | case CXCursor_DeclStmt: | |||
5181 | return cxstring::createRef("DeclStmt"); | |||
5182 | case CXCursor_LabelStmt: | |||
5183 | return cxstring::createRef("LabelStmt"); | |||
5184 | case CXCursor_CompoundStmt: | |||
5185 | return cxstring::createRef("CompoundStmt"); | |||
5186 | case CXCursor_CaseStmt: | |||
5187 | return cxstring::createRef("CaseStmt"); | |||
5188 | case CXCursor_DefaultStmt: | |||
5189 | return cxstring::createRef("DefaultStmt"); | |||
5190 | case CXCursor_IfStmt: | |||
5191 | return cxstring::createRef("IfStmt"); | |||
5192 | case CXCursor_SwitchStmt: | |||
5193 | return cxstring::createRef("SwitchStmt"); | |||
5194 | case CXCursor_WhileStmt: | |||
5195 | return cxstring::createRef("WhileStmt"); | |||
5196 | case CXCursor_DoStmt: | |||
5197 | return cxstring::createRef("DoStmt"); | |||
5198 | case CXCursor_ForStmt: | |||
5199 | return cxstring::createRef("ForStmt"); | |||
5200 | case CXCursor_GotoStmt: | |||
5201 | return cxstring::createRef("GotoStmt"); | |||
5202 | case CXCursor_IndirectGotoStmt: | |||
5203 | return cxstring::createRef("IndirectGotoStmt"); | |||
5204 | case CXCursor_ContinueStmt: | |||
5205 | return cxstring::createRef("ContinueStmt"); | |||
5206 | case CXCursor_BreakStmt: | |||
5207 | return cxstring::createRef("BreakStmt"); | |||
5208 | case CXCursor_ReturnStmt: | |||
5209 | return cxstring::createRef("ReturnStmt"); | |||
5210 | case CXCursor_GCCAsmStmt: | |||
5211 | return cxstring::createRef("GCCAsmStmt"); | |||
5212 | case CXCursor_MSAsmStmt: | |||
5213 | return cxstring::createRef("MSAsmStmt"); | |||
5214 | case CXCursor_ObjCAtTryStmt: | |||
5215 | return cxstring::createRef("ObjCAtTryStmt"); | |||
5216 | case CXCursor_ObjCAtCatchStmt: | |||
5217 | return cxstring::createRef("ObjCAtCatchStmt"); | |||
5218 | case CXCursor_ObjCAtFinallyStmt: | |||
5219 | return cxstring::createRef("ObjCAtFinallyStmt"); | |||
5220 | case CXCursor_ObjCAtThrowStmt: | |||
5221 | return cxstring::createRef("ObjCAtThrowStmt"); | |||
5222 | case CXCursor_ObjCAtSynchronizedStmt: | |||
5223 | return cxstring::createRef("ObjCAtSynchronizedStmt"); | |||
5224 | case CXCursor_ObjCAutoreleasePoolStmt: | |||
5225 | return cxstring::createRef("ObjCAutoreleasePoolStmt"); | |||
5226 | case CXCursor_ObjCForCollectionStmt: | |||
5227 | return cxstring::createRef("ObjCForCollectionStmt"); | |||
5228 | case CXCursor_CXXCatchStmt: | |||
5229 | return cxstring::createRef("CXXCatchStmt"); | |||
5230 | case CXCursor_CXXTryStmt: | |||
5231 | return cxstring::createRef("CXXTryStmt"); | |||
5232 | case CXCursor_CXXForRangeStmt: | |||
5233 | return cxstring::createRef("CXXForRangeStmt"); | |||
5234 | case CXCursor_SEHTryStmt: | |||
5235 | return cxstring::createRef("SEHTryStmt"); | |||
5236 | case CXCursor_SEHExceptStmt: | |||
5237 | return cxstring::createRef("SEHExceptStmt"); | |||
5238 | case CXCursor_SEHFinallyStmt: | |||
5239 | return cxstring::createRef("SEHFinallyStmt"); | |||
5240 | case CXCursor_SEHLeaveStmt: | |||
5241 | return cxstring::createRef("SEHLeaveStmt"); | |||
5242 | case CXCursor_NullStmt: | |||
5243 | return cxstring::createRef("NullStmt"); | |||
5244 | case CXCursor_InvalidFile: | |||
5245 | return cxstring::createRef("InvalidFile"); | |||
5246 | case CXCursor_InvalidCode: | |||
5247 | return cxstring::createRef("InvalidCode"); | |||
5248 | case CXCursor_NoDeclFound: | |||
5249 | return cxstring::createRef("NoDeclFound"); | |||
5250 | case CXCursor_NotImplemented: | |||
5251 | return cxstring::createRef("NotImplemented"); | |||
5252 | case CXCursor_TranslationUnit: | |||
5253 | return cxstring::createRef("TranslationUnit"); | |||
5254 | case CXCursor_UnexposedAttr: | |||
5255 | return cxstring::createRef("UnexposedAttr"); | |||
5256 | case CXCursor_IBActionAttr: | |||
5257 | return cxstring::createRef("attribute(ibaction)"); | |||
5258 | case CXCursor_IBOutletAttr: | |||
5259 | return cxstring::createRef("attribute(iboutlet)"); | |||
5260 | case CXCursor_IBOutletCollectionAttr: | |||
5261 | return cxstring::createRef("attribute(iboutletcollection)"); | |||
5262 | case CXCursor_CXXFinalAttr: | |||
5263 | return cxstring::createRef("attribute(final)"); | |||
5264 | case CXCursor_CXXOverrideAttr: | |||
5265 | return cxstring::createRef("attribute(override)"); | |||
5266 | case CXCursor_AnnotateAttr: | |||
5267 | return cxstring::createRef("attribute(annotate)"); | |||
5268 | case CXCursor_AsmLabelAttr: | |||
5269 | return cxstring::createRef("asm label"); | |||
5270 | case CXCursor_PackedAttr: | |||
5271 | return cxstring::createRef("attribute(packed)"); | |||
5272 | case CXCursor_PureAttr: | |||
5273 | return cxstring::createRef("attribute(pure)"); | |||
5274 | case CXCursor_ConstAttr: | |||
5275 | return cxstring::createRef("attribute(const)"); | |||
5276 | case CXCursor_NoDuplicateAttr: | |||
5277 | return cxstring::createRef("attribute(noduplicate)"); | |||
5278 | case CXCursor_CUDAConstantAttr: | |||
5279 | return cxstring::createRef("attribute(constant)"); | |||
5280 | case CXCursor_CUDADeviceAttr: | |||
5281 | return cxstring::createRef("attribute(device)"); | |||
5282 | case CXCursor_CUDAGlobalAttr: | |||
5283 | return cxstring::createRef("attribute(global)"); | |||
5284 | case CXCursor_CUDAHostAttr: | |||
5285 | return cxstring::createRef("attribute(host)"); | |||
5286 | case CXCursor_CUDASharedAttr: | |||
5287 | return cxstring::createRef("attribute(shared)"); | |||
5288 | case CXCursor_VisibilityAttr: | |||
5289 | return cxstring::createRef("attribute(visibility)"); | |||
5290 | case CXCursor_DLLExport: | |||
5291 | return cxstring::createRef("attribute(dllexport)"); | |||
5292 | case CXCursor_DLLImport: | |||
5293 | return cxstring::createRef("attribute(dllimport)"); | |||
5294 | case CXCursor_NSReturnsRetained: | |||
5295 | return cxstring::createRef("attribute(ns_returns_retained)"); | |||
5296 | case CXCursor_NSReturnsNotRetained: | |||
5297 | return cxstring::createRef("attribute(ns_returns_not_retained)"); | |||
5298 | case CXCursor_NSReturnsAutoreleased: | |||
5299 | return cxstring::createRef("attribute(ns_returns_autoreleased)"); | |||
5300 | case CXCursor_NSConsumesSelf: | |||
5301 | return cxstring::createRef("attribute(ns_consumes_self)"); | |||
5302 | case CXCursor_NSConsumed: | |||
5303 | return cxstring::createRef("attribute(ns_consumed)"); | |||
5304 | case CXCursor_ObjCException: | |||
5305 | return cxstring::createRef("attribute(objc_exception)"); | |||
5306 | case CXCursor_ObjCNSObject: | |||
5307 | return cxstring::createRef("attribute(NSObject)"); | |||
5308 | case CXCursor_ObjCIndependentClass: | |||
5309 | return cxstring::createRef("attribute(objc_independent_class)"); | |||
5310 | case CXCursor_ObjCPreciseLifetime: | |||
5311 | return cxstring::createRef("attribute(objc_precise_lifetime)"); | |||
5312 | case CXCursor_ObjCReturnsInnerPointer: | |||
5313 | return cxstring::createRef("attribute(objc_returns_inner_pointer)"); | |||
5314 | case CXCursor_ObjCRequiresSuper: | |||
5315 | return cxstring::createRef("attribute(objc_requires_super)"); | |||
5316 | case CXCursor_ObjCRootClass: | |||
5317 | return cxstring::createRef("attribute(objc_root_class)"); | |||
5318 | case CXCursor_ObjCSubclassingRestricted: | |||
5319 | return cxstring::createRef("attribute(objc_subclassing_restricted)"); | |||
5320 | case CXCursor_ObjCExplicitProtocolImpl: | |||
5321 | return cxstring::createRef("attribute(objc_protocol_requires_explicit_implementation)"); | |||
5322 | case CXCursor_ObjCDesignatedInitializer: | |||
5323 | return cxstring::createRef("attribute(objc_designated_initializer)"); | |||
5324 | case CXCursor_ObjCRuntimeVisible: | |||
5325 | return cxstring::createRef("attribute(objc_runtime_visible)"); | |||
5326 | case CXCursor_ObjCBoxable: | |||
5327 | return cxstring::createRef("attribute(objc_boxable)"); | |||
5328 | case CXCursor_FlagEnum: | |||
5329 | return cxstring::createRef("attribute(flag_enum)"); | |||
5330 | case CXCursor_PreprocessingDirective: | |||
5331 | return cxstring::createRef("preprocessing directive"); | |||
5332 | case CXCursor_MacroDefinition: | |||
5333 | return cxstring::createRef("macro definition"); | |||
5334 | case CXCursor_MacroExpansion: | |||
5335 | return cxstring::createRef("macro expansion"); | |||
5336 | case CXCursor_InclusionDirective: | |||
5337 | return cxstring::createRef("inclusion directive"); | |||
5338 | case CXCursor_Namespace: | |||
5339 | return cxstring::createRef("Namespace"); | |||
5340 | case CXCursor_LinkageSpec: | |||
5341 | return cxstring::createRef("LinkageSpec"); | |||
5342 | case CXCursor_CXXBaseSpecifier: | |||
5343 | return cxstring::createRef("C++ base class specifier"); | |||
5344 | case CXCursor_Constructor: | |||
5345 | return cxstring::createRef("CXXConstructor"); | |||
5346 | case CXCursor_Destructor: | |||
5347 | return cxstring::createRef("CXXDestructor"); | |||
5348 | case CXCursor_ConversionFunction: | |||
5349 | return cxstring::createRef("CXXConversion"); | |||
5350 | case CXCursor_TemplateTypeParameter: | |||
5351 | return cxstring::createRef("TemplateTypeParameter"); | |||
5352 | case CXCursor_NonTypeTemplateParameter: | |||
5353 | return cxstring::createRef("NonTypeTemplateParameter"); | |||
5354 | case CXCursor_TemplateTemplateParameter: | |||
5355 | return cxstring::createRef("TemplateTemplateParameter"); | |||
5356 | case CXCursor_FunctionTemplate: | |||
5357 | return cxstring::createRef("FunctionTemplate"); | |||
5358 | case CXCursor_ClassTemplate: | |||
5359 | return cxstring::createRef("ClassTemplate"); | |||
5360 | case CXCursor_ClassTemplatePartialSpecialization: | |||
5361 | return cxstring::createRef("ClassTemplatePartialSpecialization"); | |||
5362 | case CXCursor_NamespaceAlias: | |||
5363 | return cxstring::createRef("NamespaceAlias"); | |||
5364 | case CXCursor_UsingDirective: | |||
5365 | return cxstring::createRef("UsingDirective"); | |||
5366 | case CXCursor_UsingDeclaration: | |||
5367 | return cxstring::createRef("UsingDeclaration"); | |||
5368 | case CXCursor_TypeAliasDecl: | |||
5369 | return cxstring::createRef("TypeAliasDecl"); | |||
5370 | case CXCursor_ObjCSynthesizeDecl: | |||
5371 | return cxstring::createRef("ObjCSynthesizeDecl"); | |||
5372 | case CXCursor_ObjCDynamicDecl: | |||
5373 | return cxstring::createRef("ObjCDynamicDecl"); | |||
5374 | case CXCursor_CXXAccessSpecifier: | |||
5375 | return cxstring::createRef("CXXAccessSpecifier"); | |||
5376 | case CXCursor_ModuleImportDecl: | |||
5377 | return cxstring::createRef("ModuleImport"); | |||
5378 | case CXCursor_OMPParallelDirective: | |||
5379 | return cxstring::createRef("OMPParallelDirective"); | |||
5380 | case CXCursor_OMPSimdDirective: | |||
5381 | return cxstring::createRef("OMPSimdDirective"); | |||
5382 | case CXCursor_OMPForDirective: | |||
5383 | return cxstring::createRef("OMPForDirective"); | |||
5384 | case CXCursor_OMPForSimdDirective: | |||
5385 | return cxstring::createRef("OMPForSimdDirective"); | |||
5386 | case CXCursor_OMPSectionsDirective: | |||
5387 | return cxstring::createRef("OMPSectionsDirective"); | |||
5388 | case CXCursor_OMPSectionDirective: | |||
5389 | return cxstring::createRef("OMPSectionDirective"); | |||
5390 | case CXCursor_OMPSingleDirective: | |||
5391 | return cxstring::createRef("OMPSingleDirective"); | |||
5392 | case CXCursor_OMPMasterDirective: | |||
5393 | return cxstring::createRef("OMPMasterDirective"); | |||
5394 | case CXCursor_OMPCriticalDirective: | |||
5395 | return cxstring::createRef("OMPCriticalDirective"); | |||
5396 | case CXCursor_OMPParallelForDirective: | |||
5397 | return cxstring::createRef("OMPParallelForDirective"); | |||
5398 | case CXCursor_OMPParallelForSimdDirective: | |||
5399 | return cxstring::createRef("OMPParallelForSimdDirective"); | |||
5400 | case CXCursor_OMPParallelSectionsDirective: | |||
5401 | return cxstring::createRef("OMPParallelSectionsDirective"); | |||
5402 | case CXCursor_OMPTaskDirective: | |||
5403 | return cxstring::createRef("OMPTaskDirective"); | |||
5404 | case CXCursor_OMPTaskyieldDirective: | |||
5405 | return cxstring::createRef("OMPTaskyieldDirective"); | |||
5406 | case CXCursor_OMPBarrierDirective: | |||
5407 | return cxstring::createRef("OMPBarrierDirective"); | |||
5408 | case CXCursor_OMPTaskwaitDirective: | |||
5409 | return cxstring::createRef("OMPTaskwaitDirective"); | |||
5410 | case CXCursor_OMPTaskgroupDirective: | |||
5411 | return cxstring::createRef("OMPTaskgroupDirective"); | |||
5412 | case CXCursor_OMPFlushDirective: | |||
5413 | return cxstring::createRef("OMPFlushDirective"); | |||
5414 | case CXCursor_OMPOrderedDirective: | |||
5415 | return cxstring::createRef("OMPOrderedDirective"); | |||
5416 | case CXCursor_OMPAtomicDirective: | |||
5417 | return cxstring::createRef("OMPAtomicDirective"); | |||
5418 | case CXCursor_OMPTargetDirective: | |||
5419 | return cxstring::createRef("OMPTargetDirective"); | |||
5420 | case CXCursor_OMPTargetDataDirective: | |||
5421 | return cxstring::createRef("OMPTargetDataDirective"); | |||
5422 | case CXCursor_OMPTargetEnterDataDirective: | |||
5423 | return cxstring::createRef("OMPTargetEnterDataDirective"); | |||
5424 | case CXCursor_OMPTargetExitDataDirective: | |||
5425 | return cxstring::createRef("OMPTargetExitDataDirective"); | |||
5426 | case CXCursor_OMPTargetParallelDirective: | |||
5427 | return cxstring::createRef("OMPTargetParallelDirective"); | |||
5428 | case CXCursor_OMPTargetParallelForDirective: | |||
5429 | return cxstring::createRef("OMPTargetParallelForDirective"); | |||
5430 | case CXCursor_OMPTargetUpdateDirective: | |||
5431 | return cxstring::createRef("OMPTargetUpdateDirective"); | |||
5432 | case CXCursor_OMPTeamsDirective: | |||
5433 | return cxstring::createRef("OMPTeamsDirective"); | |||
5434 | case CXCursor_OMPCancellationPointDirective: | |||
5435 | return cxstring::createRef("OMPCancellationPointDirective"); | |||
5436 | case CXCursor_OMPCancelDirective: | |||
5437 | return cxstring::createRef("OMPCancelDirective"); | |||
5438 | case CXCursor_OMPTaskLoopDirective: | |||
5439 | return cxstring::createRef("OMPTaskLoopDirective"); | |||
5440 | case CXCursor_OMPTaskLoopSimdDirective: | |||
5441 | return cxstring::createRef("OMPTaskLoopSimdDirective"); | |||
5442 | case CXCursor_OMPDistributeDirective: | |||
5443 | return cxstring::createRef("OMPDistributeDirective"); | |||
5444 | case CXCursor_OMPDistributeParallelForDirective: | |||
5445 | return cxstring::createRef("OMPDistributeParallelForDirective"); | |||
5446 | case CXCursor_OMPDistributeParallelForSimdDirective: | |||
5447 | return cxstring::createRef("OMPDistributeParallelForSimdDirective"); | |||
5448 | case CXCursor_OMPDistributeSimdDirective: | |||
5449 | return cxstring::createRef("OMPDistributeSimdDirective"); | |||
5450 | case CXCursor_OMPTargetParallelForSimdDirective: | |||
5451 | return cxstring::createRef("OMPTargetParallelForSimdDirective"); | |||
5452 | case CXCursor_OMPTargetSimdDirective: | |||
5453 | return cxstring::createRef("OMPTargetSimdDirective"); | |||
5454 | case CXCursor_OMPTeamsDistributeDirective: | |||
5455 | return cxstring::createRef("OMPTeamsDistributeDirective"); | |||
5456 | case CXCursor_OMPTeamsDistributeSimdDirective: | |||
5457 | return cxstring::createRef("OMPTeamsDistributeSimdDirective"); | |||
5458 | case CXCursor_OMPTeamsDistributeParallelForSimdDirective: | |||
5459 | return cxstring::createRef("OMPTeamsDistributeParallelForSimdDirective"); | |||
5460 | case CXCursor_OMPTeamsDistributeParallelForDirective: | |||
5461 | return cxstring::createRef("OMPTeamsDistributeParallelForDirective"); | |||
5462 | case CXCursor_OMPTargetTeamsDirective: | |||
5463 | return cxstring::createRef("OMPTargetTeamsDirective"); | |||
5464 | case CXCursor_OMPTargetTeamsDistributeDirective: | |||
5465 | return cxstring::createRef("OMPTargetTeamsDistributeDirective"); | |||
5466 | case CXCursor_OMPTargetTeamsDistributeParallelForDirective: | |||
5467 | return cxstring::createRef("OMPTargetTeamsDistributeParallelForDirective"); | |||
5468 | case CXCursor_OMPTargetTeamsDistributeParallelForSimdDirective: | |||
5469 | return cxstring::createRef( | |||
5470 | "OMPTargetTeamsDistributeParallelForSimdDirective"); | |||
5471 | case CXCursor_OMPTargetTeamsDistributeSimdDirective: | |||
5472 | return cxstring::createRef("OMPTargetTeamsDistributeSimdDirective"); | |||
5473 | case CXCursor_OverloadCandidate: | |||
5474 | return cxstring::createRef("OverloadCandidate"); | |||
5475 | case CXCursor_TypeAliasTemplateDecl: | |||
5476 | return cxstring::createRef("TypeAliasTemplateDecl"); | |||
5477 | case CXCursor_StaticAssert: | |||
5478 | return cxstring::createRef("StaticAssert"); | |||
5479 | case CXCursor_FriendDecl: | |||
5480 | return cxstring::createRef("FriendDecl"); | |||
5481 | } | |||
5482 | ||||
5483 | llvm_unreachable("Unhandled CXCursorKind")::llvm::llvm_unreachable_internal("Unhandled CXCursorKind", "/build/llvm-toolchain-snapshot-8~svn345461/tools/clang/tools/libclang/CIndex.cpp" , 5483); | |||
5484 | } | |||
5485 | ||||
5486 | struct GetCursorData { | |||
5487 | SourceLocation TokenBeginLoc; | |||
5488 | bool PointsAtMacroArgExpansion; | |||
5489 | bool VisitedObjCPropertyImplDecl; | |||
5490 | SourceLocation VisitedDeclaratorDeclStartLoc; | |||
5491 | CXCursor &BestCursor; | |||
5492 | ||||
5493 | GetCursorData(SourceManager &SM, | |||
5494 | SourceLocation tokenBegin, CXCursor &outputCursor) | |||
5495 | : TokenBeginLoc(tokenBegin), BestCursor(outputCursor) { | |||
5496 | PointsAtMacroArgExpansion = SM.isMacroArgExpansion(tokenBegin); | |||
5497 | VisitedObjCPropertyImplDecl = false; | |||
5498 | } | |||
5499 | }; | |||
5500 | ||||
5501 | static enum CXChildVisitResult GetCursorVisitor(CXCursor cursor, | |||
5502 | CXCursor parent, | |||
5503 | CXClientData client_data) { | |||
5504 | GetCursorData *Data = static_cast<GetCursorData *>(client_data); | |||
5505 | CXCursor *BestCursor = &Data->BestCursor; | |||
5506 | ||||
5507 | // If we point inside a macro argument we should provide info of what the | |||
5508 | // token is so use the actual cursor, don't replace it with a macro expansion | |||
5509 | // cursor. | |||
5510 | if (cursor.kind == CXCursor_MacroExpansion && Data->PointsAtMacroArgExpansion) | |||
5511 | return CXChildVisit_Recurse; | |||
5512 | ||||
5513 | if (clang_isDeclaration(cursor.kind)) { | |||
5514 | // Avoid having the implicit methods override the property decls. | |||
5515 | if (const ObjCMethodDecl *MD | |||
5516 | = dyn_cast_or_null<ObjCMethodDecl>(getCursorDecl(cursor))) { | |||
5517 | if (MD->isImplicit()) | |||
5518 | return CXChildVisit_Break; | |||
5519 | ||||
5520 | } else if (const ObjCInterfaceDecl *ID | |||
5521 | = dyn_cast_or_null<ObjCInterfaceDecl>(getCursorDecl(cursor))) { | |||
5522 | // Check that when we have multiple @class references in the same line, | |||
5523 | // that later ones do not override the previous ones. | |||
5524 | // If we have: | |||
5525 | // @class Foo, Bar; | |||
5526 | // source ranges for both start at '@', so 'Bar' will end up overriding | |||
5527 | // 'Foo' even though the cursor location was at 'Foo'. | |||
5528 | if (BestCursor->kind == CXCursor_ObjCInterfaceDecl || | |||
5529 | BestCursor->kind == CXCursor_ObjCClassRef) | |||
5530 | if (const ObjCInterfaceDecl *PrevID | |||
5531 | = dyn_cast_or_null<ObjCInterfaceDecl>(getCursorDecl(*BestCursor))){ | |||
5532 | if (PrevID != ID && | |||
5533 | !PrevID->isThisDeclarationADefinition() && | |||
5534 | !ID->isThisDeclarationADefinition()) | |||
5535 | return CXChildVisit_Break; | |||
5536 | } | |||
5537 | ||||
5538 | } else if (const DeclaratorDecl *DD | |||
5539 | = dyn_cast_or_null<DeclaratorDecl>(getCursorDecl(cursor))) { | |||
5540 | SourceLocation StartLoc = DD->getSourceRange().getBegin(); | |||
5541 | // Check that when we have multiple declarators in the same line, | |||
5542 | // that later ones do not override the previous ones. | |||
5543 | // If we have: | |||
5544 | // int Foo, Bar; | |||
5545 | // source ranges for both start at 'int', so 'Bar' will end up overriding | |||
5546 | // 'Foo' even though the cursor location was at 'Foo'. | |||
5547 | if (Data->VisitedDeclaratorDeclStartLoc == StartLoc) | |||
5548 | return CXChildVisit_Break; | |||
5549 | Data->VisitedDeclaratorDeclStartLoc = StartLoc; | |||
5550 | ||||
5551 | } else if (const ObjCPropertyImplDecl *PropImp | |||
5552 | = dyn_cast_or_null<ObjCPropertyImplDecl>(getCursorDecl(cursor))) { | |||
5553 | (void)PropImp; | |||
5554 | // Check that when we have multiple @synthesize in the same line, | |||
5555 | // that later ones do not override the previous ones. | |||
5556 | // If we have: | |||
5557 | // @synthesize Foo, Bar; | |||
5558 | // source ranges for both start at '@', so 'Bar' will end up overriding | |||
5559 | // 'Foo' even though the cursor location was at 'Foo'. | |||
5560 | if (Data->VisitedObjCPropertyImplDecl) | |||
5561 | return CXChildVisit_Break; | |||
5562 | Data->VisitedObjCPropertyImplDecl = true; | |||
5563 | } | |||
5564 | } | |||
5565 | ||||
5566 | if (clang_isExpression(cursor.kind) && | |||
5567 | clang_isDeclaration(BestCursor->kind)) { | |||
5568 | if (const Decl *D = getCursorDecl(*BestCursor)) { | |||
5569 | // Avoid having the cursor of an expression replace the declaration cursor | |||
5570 | // when the expression source range overlaps the declaration range. | |||
5571 | // This can happen for C++ constructor expressions whose range generally | |||
5572 | // include the variable declaration, e.g.: | |||
5573 | // MyCXXClass foo; // Make sure pointing at 'foo' returns a VarDecl cursor. | |||
5574 | if (D->getLocation().isValid() && Data->TokenBeginLoc.isValid() && | |||
5575 | D->getLocation() == Data->TokenBeginLoc) | |||
5576 | return CXChildVisit_Break; | |||
5577 | } | |||
5578 | } | |||
5579 | ||||
5580 | // If our current best cursor is the construction of a temporary object, | |||
5581 | // don't replace that cursor with a type reference, because we want | |||
5582 | // clang_getCursor() to point at the constructor. | |||
5583 | if (clang_isExpression(BestCursor->kind) && | |||
5584 | isa<CXXTemporaryObjectExpr>(getCursorExpr(*BestCursor)) && | |||
5585 | cursor.kind == CXCursor_TypeRef) { | |||
5586 | // Keep the cursor pointing at CXXTemporaryObjectExpr but also mark it | |||
5587 | // as having the actual point on the type reference. | |||
5588 | *BestCursor = getTypeRefedCallExprCursor(*BestCursor); | |||
5589 | return CXChildVisit_Recurse; | |||
5590 | } | |||
5591 | ||||
5592 | // If we already have an Objective-C superclass reference, don't | |||
5593 | // update it further. | |||
5594 | if (BestCursor->kind == CXCursor_ObjCSuperClassRef) | |||
5595 | return CXChildVisit_Break; | |||
5596 | ||||
5597 | *BestCursor = cursor; | |||
5598 | return CXChildVisit_Recurse; | |||
5599 | } | |||
5600 | ||||
5601 | CXCursor clang_getCursor(CXTranslationUnit TU, CXSourceLocation Loc) { | |||
5602 | if (isNotUsableTU(TU)) { | |||
5603 | LOG_BAD_TU(TU)do { if (clang::cxindex::LogRef Log = clang::cxindex::Logger:: make(__func__)) { *Log << "called with a bad TU: " << TU; } } while(false); | |||
5604 | return clang_getNullCursor(); | |||
5605 | } | |||
5606 | ||||
5607 | ASTUnit *CXXUnit = cxtu::getASTUnit(TU); | |||
5608 | ASTUnit::ConcurrencyCheck Check(*CXXUnit); | |||
5609 | ||||
5610 | SourceLocation SLoc = cxloc::translateSourceLocation(Loc); | |||
5611 | CXCursor Result = cxcursor::getCursor(TU, SLoc); | |||
5612 | ||||
5613 | LOG_FUNC_SECTIONif (clang::cxindex::LogRef Log = clang::cxindex::Logger::make (__func__)) { | |||
5614 | CXFile SearchFile; | |||
5615 | unsigned SearchLine, SearchColumn; | |||
5616 | CXFile ResultFile; | |||
5617 | unsigned ResultLine, ResultColumn; | |||
5618 | CXString SearchFileName, ResultFileName, KindSpelling, USR; | |||
5619 | const char *IsDef = clang_isCursorDefinition(Result)? " (Definition)" : ""; | |||
5620 | CXSourceLocation ResultLoc = clang_getCursorLocation(Result); | |||
5621 | ||||
5622 | clang_getFileLocation(Loc, &SearchFile, &SearchLine, &SearchColumn, | |||
5623 | nullptr); | |||
5624 | clang_getFileLocation(ResultLoc, &ResultFile, &ResultLine, | |||
5625 | &ResultColumn, nullptr); | |||
5626 | SearchFileName = clang_getFileName(SearchFile); | |||
5627 | ResultFileName = clang_getFileName(ResultFile); | |||
5628 | KindSpelling = clang_getCursorKindSpelling(Result.kind); | |||
5629 | USR = clang_getCursorUSR(Result); | |||
5630 | *Log << llvm::format("(%s:%d:%d) = %s", | |||
5631 | clang_getCString(SearchFileName), SearchLine, SearchColumn, | |||
5632 | clang_getCString(KindSpelling)) | |||
5633 | << llvm::format("(%s:%d:%d):%s%s", | |||
5634 | clang_getCString(ResultFileName), ResultLine, ResultColumn, | |||
5635 | clang_getCString(USR), IsDef); | |||
5636 | clang_disposeString(SearchFileName); | |||
5637 | clang_disposeString(ResultFileName); | |||
5638 | clang_disposeString(KindSpelling); | |||
5639 | clang_disposeString(USR); | |||
5640 | ||||
5641 | CXCursor Definition = clang_getCursorDefinition(Result); | |||
5642 | if (!clang_equalCursors(Definition, clang_getNullCursor())) { | |||
5643 | CXSourceLocation DefinitionLoc = clang_getCursorLocation(Definition); | |||
5644 | CXString DefinitionKindSpelling | |||
5645 | = clang_getCursorKindSpelling(Definition.kind); | |||
5646 | CXFile DefinitionFile; | |||
5647 | unsigned DefinitionLine, DefinitionColumn; | |||
5648 | clang_getFileLocation(DefinitionLoc, &DefinitionFile, | |||
5649 | &DefinitionLine, &DefinitionColumn, nullptr); | |||
5650 | CXString DefinitionFileName = clang_getFileName(DefinitionFile); | |||
5651 | *Log << llvm::format(" -> %s(%s:%d:%d)", | |||
5652 | clang_getCString(DefinitionKindSpelling), | |||
5653 | clang_getCString(DefinitionFileName), | |||
5654 | DefinitionLine, DefinitionColumn); | |||
5655 | clang_disposeString(DefinitionFileName); | |||
5656 | clang_disposeString(DefinitionKindSpelling); | |||
5657 | } | |||
5658 | } | |||
5659 | ||||
5660 | return Result; | |||
5661 | } | |||
5662 | ||||
5663 | CXCursor clang_getNullCursor(void) { | |||
5664 | return MakeCXCursorInvalid(CXCursor_InvalidFile); | |||
5665 | } | |||
5666 | ||||
5667 | unsigned clang_equalCursors(CXCursor X, CXCursor Y) { | |||
5668 | // Clear out the "FirstInDeclGroup" part in a declaration cursor, since we | |||
5669 | // can't set consistently. For example, when visiting a DeclStmt we will set | |||
5670 | // it but we don't set it on the result of clang_getCursorDefinition for | |||
5671 | // a reference of the same declaration. | |||
5672 | // FIXME: Setting "FirstInDeclGroup" in CXCursors is a hack that only works | |||
5673 | // when visiting a DeclStmt currently, the AST should be enhanced to be able | |||
5674 | // to provide that kind of info. | |||
5675 | if (clang_isDeclaration(X.kind)) | |||
5676 | X.data[1] = nullptr; | |||
5677 | if (clang_isDeclaration(Y.kind)) | |||
5678 | Y.data[1] = nullptr; | |||
5679 | ||||
5680 | return X == Y; | |||
5681 | } | |||
5682 | ||||
5683 | unsigned clang_hashCursor(CXCursor C) { | |||
5684 | unsigned Index = 0; | |||
5685 | if (clang_isExpression(C.kind) || clang_isStatement(C.kind)) | |||
5686 | Index = 1; | |||
5687 | ||||
5688 | return llvm::DenseMapInfo<std::pair<unsigned, const void*> >::getHashValue( | |||
5689 | std::make_pair(C.kind, C.data[Index])); | |||
5690 | } | |||
5691 | ||||
5692 | unsigned clang_isInvalid(enum CXCursorKind K) { | |||
5693 | return K >= CXCursor_FirstInvalid && K <= CXCursor_LastInvalid; | |||
5694 | } | |||
5695 | ||||
5696 | unsigned clang_isDeclaration(enum CXCursorKind K) { | |||
5697 | return (K >= CXCursor_FirstDecl && K <= CXCursor_LastDecl) || | |||
5698 | (K >= CXCursor_FirstExtraDecl && K <= CXCursor_LastExtraDecl); | |||
5699 | } | |||
5700 | ||||
5701 | unsigned clang_isInvalidDeclaration(CXCursor C) { | |||
5702 | if (clang_isDeclaration(C.kind)) { | |||
5703 | if (const Decl *D = getCursorDecl(C)) | |||
5704 | return D->isInvalidDecl(); | |||
5705 | } | |||
5706 | ||||
5707 | return 0; | |||
5708 | } | |||
5709 | ||||
5710 | unsigned clang_isReference(enum CXCursorKind K) { | |||
5711 | return K >= CXCursor_FirstRef && K <= CXCursor_LastRef; | |||
5712 | } | |||
5713 | ||||
5714 | unsigned clang_isExpression(enum CXCursorKind K) { | |||
5715 | return K >= CXCursor_FirstExpr && K <= CXCursor_LastExpr; | |||
5716 | } | |||
5717 | ||||
5718 | unsigned clang_isStatement(enum CXCursorKind K) { | |||
5719 | return K >= CXCursor_FirstStmt && K <= CXCursor_LastStmt; | |||
5720 | } | |||
5721 | ||||
5722 | unsigned clang_isAttribute(enum CXCursorKind K) { | |||
5723 | return K >= CXCursor_FirstAttr && K <= CXCursor_LastAttr; | |||
5724 | } | |||
5725 | ||||
5726 | unsigned clang_isTranslationUnit(enum CXCursorKind K) { | |||
5727 | return K == CXCursor_TranslationUnit; | |||
5728 | } | |||
5729 | ||||
5730 | unsigned clang_isPreprocessing(enum CXCursorKind K) { | |||
5731 | return K >= CXCursor_FirstPreprocessing && K <= CXCursor_LastPreprocessing; | |||
5732 | } | |||
5733 | ||||
5734 | unsigned clang_isUnexposed(enum CXCursorKind K) { | |||
5735 | switch (K) { | |||
5736 | case CXCursor_UnexposedDecl: | |||
5737 | case CXCursor_UnexposedExpr: | |||
5738 | case CXCursor_UnexposedStmt: | |||
5739 | case CXCursor_UnexposedAttr: | |||
5740 | return true; | |||
5741 | default: | |||
5742 | return false; | |||
5743 | } | |||
5744 | } | |||
5745 | ||||
5746 | CXCursorKind clang_getCursorKind(CXCursor C) { | |||
5747 | return C.kind; | |||
5748 | } | |||
5749 | ||||
5750 | CXSourceLocation clang_getCursorLocation(CXCursor C) { | |||
5751 | if (clang_isReference(C.kind)) { | |||
5752 | switch (C.kind) { | |||
5753 | case CXCursor_ObjCSuperClassRef: { | |||
5754 | std::pair<const ObjCInterfaceDecl *, SourceLocation> P | |||
5755 | = getCursorObjCSuperClassRef(C); | |||
5756 | return cxloc::translateSourceLocation(P.first->getASTContext(), P.second); | |||
5757 | } | |||
5758 | ||||
5759 | case CXCursor_ObjCProtocolRef: { | |||
5760 | std::pair<const ObjCProtocolDecl *, SourceLocation> P | |||
5761 | = getCursorObjCProtocolRef(C); | |||
5762 | return cxloc::translateSourceLocation(P.first->getASTContext(), P.second); | |||
5763 | } | |||
5764 | ||||
5765 | case CXCursor_ObjCClassRef: { | |||
5766 | std::pair<const ObjCInterfaceDecl *, SourceLocation> P | |||
5767 | = getCursorObjCClassRef(C); | |||
5768 | return cxloc::translateSourceLocation(P.first->getASTContext(), P.second); | |||
5769 | } | |||
5770 | ||||
5771 | case CXCursor_TypeRef: { | |||
5772 | std::pair<const TypeDecl *, SourceLocation> P = getCursorTypeRef(C); | |||
5773 | return cxloc::translateSourceLocation(P.first->getASTContext(), P.second); | |||
5774 | } | |||
5775 | ||||
5776 | case CXCursor_TemplateRef: { | |||
5777 | std::pair<const TemplateDecl *, SourceLocation> P = | |||
5778 | getCursorTemplateRef(C); | |||
5779 | return cxloc::translateSourceLocation(P.first->getASTContext(), P.second); | |||
5780 | } | |||
5781 | ||||
5782 | case CXCursor_NamespaceRef: { | |||
5783 | std::pair<const NamedDecl *, SourceLocation> P = getCursorNamespaceRef(C); | |||
5784 | return cxloc::translateSourceLocation(P.first->getASTContext(), P.second); | |||
5785 | } | |||
5786 | ||||
5787 | case CXCursor_MemberRef: { | |||
5788 | std::pair<const FieldDecl *, SourceLocation> P = getCursorMemberRef(C); | |||
5789 | return cxloc::translateSourceLocation(P.first->getASTContext(), P.second); | |||
5790 | } | |||
5791 | ||||
5792 | case CXCursor_VariableRef: { | |||
5793 | std::pair<const VarDecl *, SourceLocation> P = getCursorVariableRef(C); | |||
5794 | return cxloc::translateSourceLocation(P.first->getASTContext(), P.second); | |||
5795 | } | |||
5796 | ||||
5797 | case CXCursor_CXXBaseSpecifier: { | |||
5798 | const CXXBaseSpecifier *BaseSpec = getCursorCXXBaseSpecifier(C); | |||
5799 | if (!BaseSpec) | |||
5800 | return clang_getNullLocation(); | |||
5801 | ||||
5802 | if (TypeSourceInfo *TSInfo = BaseSpec->getTypeSourceInfo()) | |||
5803 | return cxloc::translateSourceLocation(getCursorContext(C), | |||
5804 | TSInfo->getTypeLoc().getBeginLoc()); | |||
5805 | ||||
5806 | return cxloc::translateSourceLocation(getCursorContext(C), | |||
5807 | BaseSpec->getBeginLoc()); | |||
5808 | } | |||
5809 | ||||
5810 | case CXCursor_LabelRef: { | |||
5811 | std::pair<const LabelStmt *, SourceLocation> P = getCursorLabelRef(C); | |||
5812 | return cxloc::translateSourceLocation(getCursorContext(C), P.second); | |||
5813 | } | |||
5814 | ||||
5815 | case CXCursor_OverloadedDeclRef: | |||
5816 | return cxloc::translateSourceLocation(getCursorContext(C), | |||
5817 | getCursorOverloadedDeclRef(C).second); | |||
5818 | ||||
5819 | default: | |||
5820 | // FIXME: Need a way to enumerate all non-reference cases. | |||
5821 | llvm_unreachable("Missed a reference kind")::llvm::llvm_unreachable_internal("Missed a reference kind", "/build/llvm-toolchain-snapshot-8~svn345461/tools/clang/tools/libclang/CIndex.cpp" , 5821); | |||
5822 | } | |||
5823 | } | |||
5824 | ||||
5825 | if (clang_isExpression(C.kind)) | |||
5826 | return cxloc::translateSourceLocation(getCursorContext(C), | |||
5827 | getLocationFromExpr(getCursorExpr(C))); | |||
5828 | ||||
5829 | if (clang_isStatement(C.kind)) | |||
5830 | return cxloc::translateSourceLocation(getCursorContext(C), | |||
5831 | getCursorStmt(C)->getBeginLoc()); | |||
5832 | ||||
5833 | if (C.kind == CXCursor_PreprocessingDirective) { | |||
5834 | SourceLocation L = cxcursor::getCursorPreprocessingDirective(C).getBegin(); | |||
5835 | return cxloc::translateSourceLocation(getCursorContext(C), L); | |||
5836 | } | |||
5837 | ||||
5838 | if (C.kind == CXCursor_MacroExpansion) { | |||
5839 | SourceLocation L | |||
5840 | = cxcursor::getCursorMacroExpansion(C).getSourceRange().getBegin(); | |||
5841 | return cxloc::translateSourceLocation(getCursorContext(C), L); | |||
5842 | } | |||
5843 | ||||
5844 | if (C.kind == CXCursor_MacroDefinition) { | |||
5845 | SourceLocation L = cxcursor::getCursorMacroDefinition(C)->getLocation(); | |||
5846 | return cxloc::translateSourceLocation(getCursorContext(C), L); | |||
5847 | } | |||
5848 | ||||
5849 | if (C.kind == CXCursor_InclusionDirective) { | |||
5850 | SourceLocation L | |||
5851 | = cxcursor::getCursorInclusionDirective(C)->getSourceRange().getBegin(); | |||
5852 | return cxloc::translateSourceLocation(getCursorContext(C), L); | |||
5853 | } | |||
5854 | ||||
5855 | if (clang_isAttribute(C.kind)) { | |||
5856 | SourceLocation L | |||
5857 | = cxcursor::getCursorAttr(C)->getLocation(); | |||
5858 | return cxloc::translateSourceLocation(getCursorContext(C), L); | |||
5859 | } | |||
5860 | ||||
5861 | if (!clang_isDeclaration(C.kind)) | |||
5862 | return clang_getNullLocation(); | |||
5863 | ||||
5864 | const Decl *D = getCursorDecl(C); | |||
5865 | if (!D) | |||
5866 | return clang_getNullLocation(); | |||
5867 | ||||
5868 | SourceLocation Loc = D->getLocation(); | |||
5869 | // FIXME: Multiple variables declared in a single declaration | |||
5870 | // currently lack the information needed to correctly determine their | |||
5871 | // ranges when accounting for the type-specifier. We use context | |||
5872 | // stored in the CXCursor to determine if the VarDecl is in a DeclGroup, | |||
5873 | // and if so, whether it is the first decl. | |||
5874 | if (const VarDecl *VD = dyn_cast<VarDecl>(D)) { | |||
5875 | if (!cxcursor::isFirstInDeclGroup(C)) | |||
5876 | Loc = VD->getLocation(); | |||
5877 | } | |||
5878 | ||||
5879 | // For ObjC methods, give the start location of the method name. | |||
5880 | if (const ObjCMethodDecl *MD = dyn_cast<ObjCMethodDecl>(D)) | |||
5881 | Loc = MD->getSelectorStartLoc(); | |||
5882 | ||||
5883 | return cxloc::translateSourceLocation(getCursorContext(C), Loc); | |||
5884 | } | |||
5885 | ||||
5886 | } // end extern "C" | |||
5887 | ||||
5888 | CXCursor cxcursor::getCursor(CXTranslationUnit TU, SourceLocation SLoc) { | |||
5889 | assert(TU)((TU) ? static_cast<void> (0) : __assert_fail ("TU", "/build/llvm-toolchain-snapshot-8~svn345461/tools/clang/tools/libclang/CIndex.cpp" , 5889, __PRETTY_FUNCTION__)); | |||
5890 | ||||
5891 | // Guard against an invalid SourceLocation, or we may assert in one | |||
5892 | // of the following calls. | |||
5893 | if (SLoc.isInvalid()) | |||
5894 | return clang_getNullCursor(); | |||
5895 | ||||
5896 | ASTUnit *CXXUnit = cxtu::getASTUnit(TU); | |||
5897 | ||||
5898 | // Translate the given source location to make it point at the beginning of | |||
5899 | // the token under the cursor. | |||
5900 | SLoc = Lexer::GetBeginningOfToken(SLoc, CXXUnit->getSourceManager(), | |||
5901 | CXXUnit->getASTContext().getLangOpts()); | |||
5902 | ||||
5903 | CXCursor Result = MakeCXCursorInvalid(CXCursor_NoDeclFound); | |||
5904 | if (SLoc.isValid()) { | |||
5905 | GetCursorData ResultData(CXXUnit->getSourceManager(), SLoc, Result); | |||
5906 | CursorVisitor CursorVis(TU, GetCursorVisitor, &ResultData, | |||
5907 | /*VisitPreprocessorLast=*/true, | |||
5908 | /*VisitIncludedEntities=*/false, | |||
5909 | SourceLocation(SLoc)); | |||
5910 | CursorVis.visitFileRegion(); | |||
5911 | } | |||
5912 | ||||
5913 | return Result; | |||
5914 | } | |||
5915 | ||||
5916 | static SourceRange getRawCursorExtent(CXCursor C) { | |||
5917 | if (clang_isReference(C.kind)) { | |||
5918 | switch (C.kind) { | |||
5919 | case CXCursor_ObjCSuperClassRef: | |||
5920 | return getCursorObjCSuperClassRef(C).second; | |||
5921 | ||||
5922 | case CXCursor_ObjCProtocolRef: | |||
5923 | return getCursorObjCProtocolRef(C).second; | |||
5924 | ||||
5925 | case CXCursor_ObjCClassRef: | |||
5926 | return getCursorObjCClassRef(C).second; | |||
5927 | ||||
5928 | case CXCursor_TypeRef: | |||
5929 | return getCursorTypeRef(C).second; | |||
5930 | ||||
5931 | case CXCursor_TemplateRef: | |||
5932 | return getCursorTemplateRef(C).second; | |||
5933 | ||||
5934 | case CXCursor_NamespaceRef: | |||
5935 | return getCursorNamespaceRef(C).second; | |||
5936 | ||||
5937 | case CXCursor_MemberRef: | |||
5938 | return getCursorMemberRef(C).second; | |||
5939 | ||||
5940 | case CXCursor_CXXBaseSpecifier: | |||
5941 | return getCursorCXXBaseSpecifier(C)->getSourceRange(); | |||
5942 | ||||
5943 | case CXCursor_LabelRef: | |||
5944 | return getCursorLabelRef(C).second; | |||
5945 | ||||
5946 | case CXCursor_OverloadedDeclRef: | |||
5947 | return getCursorOverloadedDeclRef(C).second; | |||
5948 | ||||
5949 | case CXCursor_VariableRef: | |||
5950 | return getCursorVariableRef(C).second; | |||
5951 | ||||
5952 | default: | |||
5953 | // FIXME: Need a way to enumerate all non-reference cases. | |||
5954 | llvm_unreachable("Missed a reference kind")::llvm::llvm_unreachable_internal("Missed a reference kind", "/build/llvm-toolchain-snapshot-8~svn345461/tools/clang/tools/libclang/CIndex.cpp" , 5954); | |||
5955 | } | |||
5956 | } | |||
5957 | ||||
5958 | if (clang_isExpression(C.kind)) | |||
5959 | return getCursorExpr(C)->getSourceRange(); | |||
5960 | ||||
5961 | if (clang_isStatement(C.kind)) | |||
5962 | return getCursorStmt(C)->getSourceRange(); | |||
5963 | ||||
5964 | if (clang_isAttribute(C.kind)) | |||
5965 | return getCursorAttr(C)->getRange(); | |||
5966 | ||||
5967 | if (C.kind == CXCursor_PreprocessingDirective) | |||
5968 | return cxcursor::getCursorPreprocessingDirective(C); | |||
5969 | ||||
5970 | if (C.kind == CXCursor_MacroExpansion) { | |||
5971 | ASTUnit *TU = getCursorASTUnit(C); | |||
5972 | SourceRange Range = cxcursor::getCursorMacroExpansion(C).getSourceRange(); | |||
5973 | return TU->mapRangeFromPreamble(Range); | |||
5974 | } | |||
5975 | ||||
5976 | if (C.kind == CXCursor_MacroDefinition) { | |||
5977 | ASTUnit *TU = getCursorASTUnit(C); | |||
5978 | SourceRange Range = cxcursor::getCursorMacroDefinition(C)->getSourceRange(); | |||
5979 | return TU->mapRangeFromPreamble(Range); | |||
5980 | } | |||
5981 | ||||
5982 | if (C.kind == CXCursor_InclusionDirective) { | |||
5983 | ASTUnit *TU = getCursorASTUnit(C); | |||
5984 | SourceRange Range = cxcursor::getCursorInclusionDirective(C)->getSourceRange(); | |||
5985 | return TU->mapRangeFromPreamble(Range); | |||
5986 | } | |||
5987 | ||||
5988 | if (C.kind == CXCursor_TranslationUnit) { | |||
5989 | ASTUnit *TU = getCursorASTUnit(C); | |||
5990 | FileID MainID = TU->getSourceManager().getMainFileID(); | |||
5991 | SourceLocation Start = TU->getSourceManager().getLocForStartOfFile(MainID); | |||
5992 | SourceLocation End = TU->getSourceManager().getLocForEndOfFile(MainID); | |||
5993 | return SourceRange(Start, End); | |||
5994 | } | |||
5995 | ||||
5996 | if (clang_isDeclaration(C.kind)) { | |||
5997 | const Decl *D = cxcursor::getCursorDecl(C); | |||
5998 | if (!D) | |||
5999 | return SourceRange(); | |||
6000 | ||||
6001 | SourceRange R = D->getSourceRange(); | |||
6002 | // FIXME: Multiple variables declared in a single declaration | |||
6003 | // currently lack the information needed to correctly determine their | |||
6004 | // ranges when accounting for the type-specifier. We use context | |||
6005 | // stored in the CXCursor to determine if the VarDecl is in a DeclGroup, | |||
6006 | // and if so, whether it is the first decl. | |||
6007 | if (const VarDecl *VD = dyn_cast<VarDecl>(D)) { | |||
6008 | if (!cxcursor::isFirstInDeclGroup(C)) | |||
6009 | R.setBegin(VD->getLocation()); | |||
6010 | } | |||
6011 | return R; | |||
6012 | } | |||
6013 | return SourceRange(); | |||
6014 | } | |||
6015 | ||||
6016 | /// Retrieves the "raw" cursor extent, which is then extended to include | |||
6017 | /// the decl-specifier-seq for declarations. | |||
6018 | static SourceRange getFullCursorExtent(CXCursor C, SourceManager &SrcMgr) { | |||
6019 | if (clang_isDeclaration(C.kind)) { | |||
6020 | const Decl *D = cxcursor::getCursorDecl(C); | |||
6021 | if (!D) | |||
6022 | return SourceRange(); | |||
6023 | ||||
6024 | SourceRange R = D->getSourceRange(); | |||
6025 | ||||
6026 | // Adjust the start of the location for declarations preceded by | |||
6027 | // declaration specifiers. | |||
6028 | SourceLocation StartLoc; | |||
6029 | if (const DeclaratorDecl *DD = dyn_cast<DeclaratorDecl>(D)) { | |||
6030 | if (TypeSourceInfo *TI = DD->getTypeSourceInfo()) | |||
6031 | StartLoc = TI->getTypeLoc().getBeginLoc(); | |||
6032 | } else if (const TypedefDecl *Typedef = dyn_cast<TypedefDecl>(D)) { | |||
6033 | if (TypeSourceInfo *TI = Typedef->getTypeSourceInfo()) | |||
6034 | StartLoc = TI->getTypeLoc().getBeginLoc(); | |||
6035 | } | |||
6036 | ||||
6037 | if (StartLoc.isValid() && R.getBegin().isValid() && | |||
6038 | SrcMgr.isBeforeInTranslationUnit(StartLoc, R.getBegin())) | |||
6039 | R.setBegin(StartLoc); | |||
6040 | ||||
6041 | // FIXME: Multiple variables declared in a single declaration | |||
6042 | // currently lack the information needed to correctly determine their | |||
6043 | // ranges when accounting for the type-specifier. We use context | |||
6044 | // stored in the CXCursor to determine if the VarDecl is in a DeclGroup, | |||
6045 | // and if so, whether it is the first decl. | |||
6046 | if (const VarDecl *VD = dyn_cast<VarDecl>(D)) { | |||
6047 | if (!cxcursor::isFirstInDeclGroup(C)) | |||
6048 | R.setBegin(VD->getLocation()); | |||
6049 | } | |||
6050 | ||||
6051 | return R; | |||
6052 | } | |||
6053 | ||||
6054 | return getRawCursorExtent(C); | |||
6055 | } | |||
6056 | ||||
6057 | CXSourceRange clang_getCursorExtent(CXCursor C) { | |||
6058 | SourceRange R = getRawCursorExtent(C); | |||
6059 | if (R.isInvalid()) | |||
6060 | return clang_getNullRange(); | |||
6061 | ||||
6062 | return cxloc::translateSourceRange(getCursorContext(C), R); | |||
6063 | } | |||
6064 | ||||
6065 | CXCursor clang_getCursorReferenced(CXCursor C) { | |||
6066 | if (clang_isInvalid(C.kind)) | |||
6067 | return clang_getNullCursor(); | |||
6068 | ||||
6069 | CXTranslationUnit tu = getCursorTU(C); | |||
6070 | if (clang_isDeclaration(C.kind)) { | |||
6071 | const Decl *D = getCursorDecl(C); | |||
6072 | if (!D) | |||
6073 | return clang_getNullCursor(); | |||
6074 | if (const UsingDecl *Using = dyn_cast<UsingDecl>(D)) | |||
6075 | return MakeCursorOverloadedDeclRef(Using, D->getLocation(), tu); | |||
6076 | if (const ObjCPropertyImplDecl *PropImpl = | |||
6077 | dyn_cast<ObjCPropertyImplDecl>(D)) | |||
6078 | if (ObjCPropertyDecl *Property = PropImpl->getPropertyDecl()) | |||
6079 | return MakeCXCursor(Property, tu); | |||
6080 | ||||
6081 | return C; | |||
6082 | } | |||
6083 | ||||
6084 | if (clang_isExpression(C.kind)) { | |||
6085 | const Expr *E = getCursorExpr(C); | |||
6086 | const Decl *D = getDeclFromExpr(E); | |||
6087 | if (D) { | |||
6088 | CXCursor declCursor = MakeCXCursor(D, tu); | |||
6089 | declCursor = getSelectorIdentifierCursor(getSelectorIdentifierIndex(C), | |||
6090 | declCursor); | |||
6091 | return declCursor; | |||
6092 | } | |||
6093 | ||||
6094 | if (const OverloadExpr *Ovl = dyn_cast_or_null<OverloadExpr>(E)) | |||
6095 | return MakeCursorOverloadedDeclRef(Ovl, tu); | |||
6096 | ||||
6097 | return clang_getNullCursor(); | |||
6098 | } | |||
6099 | ||||
6100 | if (clang_isStatement(C.kind)) { | |||
6101 | const Stmt *S = getCursorStmt(C); | |||
6102 | if (const GotoStmt *Goto = dyn_cast_or_null<GotoStmt>(S)) | |||
6103 | if (LabelDecl *label = Goto->getLabel()) | |||
6104 | if (LabelStmt *labelS = label->getStmt()) | |||
6105 | return MakeCXCursor(labelS, getCursorDecl(C), tu); | |||
6106 | ||||
6107 | return clang_getNullCursor(); | |||
6108 | } | |||
6109 | ||||
6110 | if (C.kind == CXCursor_MacroExpansion) { | |||
6111 | if (const MacroDefinitionRecord *Def = | |||
6112 | getCursorMacroExpansion(C).getDefinition()) | |||
6113 | return MakeMacroDefinitionCursor(Def, tu); | |||
6114 | } | |||
6115 | ||||
6116 | if (!clang_isReference(C.kind)) | |||
6117 | return clang_getNullCursor(); | |||
6118 | ||||
6119 | switch (C.kind) { | |||
6120 | case CXCursor_ObjCSuperClassRef: | |||
6121 | return MakeCXCursor(getCursorObjCSuperClassRef(C).first, tu); | |||
6122 | ||||
6123 | case CXCursor_ObjCProtocolRef: { | |||
6124 | const ObjCProtocolDecl *Prot = getCursorObjCProtocolRef(C).first; | |||
6125 | if (const ObjCProtocolDecl *Def = Prot->getDefinition()) | |||
6126 | return MakeCXCursor(Def, tu); | |||
6127 | ||||
6128 | return MakeCXCursor(Prot, tu); | |||
6129 | } | |||
6130 | ||||
6131 | case CXCursor_ObjCClassRef: { | |||
6132 | const ObjCInterfaceDecl *Class = getCursorObjCClassRef(C).first; | |||
6133 | if (const ObjCInterfaceDecl *Def = Class->getDefinition()) | |||
6134 | return MakeCXCursor(Def, tu); | |||
6135 | ||||
6136 | return MakeCXCursor(Class, tu); | |||
6137 | } | |||
6138 | ||||
6139 | case CXCursor_TypeRef: | |||
6140 | return MakeCXCursor(getCursorTypeRef(C).first, tu ); | |||
6141 | ||||
6142 | case CXCursor_TemplateRef: | |||
6143 | return MakeCXCursor(getCursorTemplateRef(C).first, tu ); | |||
6144 | ||||
6145 | case CXCursor_NamespaceRef: | |||
6146 | return MakeCXCursor(getCursorNamespaceRef(C).first, tu ); | |||
6147 | ||||
6148 | case CXCursor_MemberRef: | |||
6149 | return MakeCXCursor(getCursorMemberRef(C).first, tu ); | |||
6150 | ||||
6151 | case CXCursor_CXXBaseSpecifier: { | |||
6152 | const CXXBaseSpecifier *B = cxcursor::getCursorCXXBaseSpecifier(C); | |||
6153 | return clang_getTypeDeclaration(cxtype::MakeCXType(B->getType(), | |||
6154 | tu )); | |||
6155 | } | |||
6156 | ||||
6157 | case CXCursor_LabelRef: | |||
6158 | // FIXME: We end up faking the "parent" declaration here because we | |||
6159 | // don't want to make CXCursor larger. | |||
6160 | return MakeCXCursor(getCursorLabelRef(C).first, | |||
6161 | cxtu::getASTUnit(tu)->getASTContext() | |||
6162 | .getTranslationUnitDecl(), | |||
6163 | tu); | |||
6164 | ||||
6165 | case CXCursor_OverloadedDeclRef: | |||
6166 | return C; | |||
6167 | ||||
6168 | case CXCursor_VariableRef: | |||
6169 | return MakeCXCursor(getCursorVariableRef(C).first, tu); | |||
6170 | ||||
6171 | default: | |||
6172 | // We would prefer to enumerate all non-reference cursor kinds here. | |||
6173 | llvm_unreachable("Unhandled reference cursor kind")::llvm::llvm_unreachable_internal("Unhandled reference cursor kind" , "/build/llvm-toolchain-snapshot-8~svn345461/tools/clang/tools/libclang/CIndex.cpp" , 6173); | |||
6174 | } | |||
6175 | } | |||
6176 | ||||
6177 | CXCursor clang_getCursorDefinition(CXCursor C) { | |||
6178 | if (clang_isInvalid(C.kind)) | |||
6179 | return clang_getNullCursor(); | |||
6180 | ||||
6181 | CXTranslationUnit TU = getCursorTU(C); | |||
6182 | ||||
6183 | bool WasReference = false; | |||
6184 | if (clang_isReference(C.kind) || clang_isExpression(C.kind)) { | |||
6185 | C = clang_getCursorReferenced(C); | |||
6186 | WasReference = true; | |||
6187 | } | |||
6188 | ||||
6189 | if (C.kind == CXCursor_MacroExpansion) | |||
6190 | return clang_getCursorReferenced(C); | |||
6191 | ||||
6192 | if (!clang_isDeclaration(C.kind)) | |||
6193 | return clang_getNullCursor(); | |||
6194 | ||||
6195 | const Decl *D = getCursorDecl(C); | |||
6196 | if (!D) | |||
6197 | return clang_getNullCursor(); | |||
6198 | ||||
6199 | switch (D->getKind()) { | |||
6200 | // Declaration kinds that don't really separate the notions of | |||
6201 | // declaration and definition. | |||
6202 | case Decl::Namespace: | |||
6203 | case Decl::Typedef: | |||
6204 | case Decl::TypeAlias: | |||
6205 | case Decl::TypeAliasTemplate: | |||
6206 | case Decl::TemplateTypeParm: | |||
6207 | case Decl::EnumConstant: | |||
6208 | case Decl::Field: | |||
6209 | case Decl::Binding: | |||
6210 | case Decl::MSProperty: | |||
6211 | case Decl::IndirectField: | |||
6212 | case Decl::ObjCIvar: | |||
6213 | case Decl::ObjCAtDefsField: | |||
6214 | case Decl::ImplicitParam: | |||
6215 | case Decl::ParmVar: | |||
6216 | case Decl::NonTypeTemplateParm: | |||
6217 | case Decl::TemplateTemplateParm: | |||
6218 | case Decl::ObjCCategoryImpl: | |||
6219 | case Decl::ObjCImplementation: | |||
6220 | case Decl::AccessSpec: | |||
6221 | case Decl::LinkageSpec: | |||
6222 | case Decl::Export: | |||
6223 | case Decl::ObjCPropertyImpl: | |||
6224 | case Decl::FileScopeAsm: | |||
6225 | case Decl::StaticAssert: | |||
6226 | case Decl::Block: | |||
6227 | case Decl::Captured: | |||
6228 | case Decl::OMPCapturedExpr: | |||
6229 | case Decl::Label: // FIXME: Is this right?? | |||
6230 | case Decl::ClassScopeFunctionSpecialization: | |||
6231 | case Decl::CXXDeductionGuide: | |||
6232 | case Decl::Import: | |||
6233 | case Decl::OMPThreadPrivate: | |||
6234 | case Decl::OMPDeclareReduction: | |||
6235 | case Decl::OMPRequires: | |||
6236 | case Decl::ObjCTypeParam: | |||
6237 | case Decl::BuiltinTemplate: | |||
6238 | case Decl::PragmaComment: | |||
6239 | case Decl::PragmaDetectMismatch: | |||
6240 | case Decl::UsingPack: | |||
6241 | return C; | |||
6242 | ||||
6243 | // Declaration kinds that don't make any sense here, but are | |||
6244 | // nonetheless harmless. | |||
6245 | case Decl::Empty: | |||
6246 | case Decl::TranslationUnit: | |||
6247 | case Decl::ExternCContext: | |||
6248 | break; | |||
6249 | ||||
6250 | // Declaration kinds for which the definition is not resolvable. | |||
6251 | case Decl::UnresolvedUsingTypename: | |||
6252 | case Decl::UnresolvedUsingValue: | |||
6253 | break; | |||
6254 | ||||
6255 | case Decl::UsingDirective: | |||
6256 | return MakeCXCursor(cast<UsingDirectiveDecl>(D)->getNominatedNamespace(), | |||
6257 | TU); | |||
6258 | ||||
6259 | case Decl::NamespaceAlias: | |||
6260 | return MakeCXCursor(cast<NamespaceAliasDecl>(D)->getNamespace(), TU); | |||
6261 | ||||
6262 | case Decl::Enum: | |||
6263 | case Decl::Record: | |||
6264 | case Decl::CXXRecord: | |||
6265 | case Decl::ClassTemplateSpecialization: | |||
6266 | case Decl::ClassTemplatePartialSpecialization: | |||
6267 | if (TagDecl *Def = cast<TagDecl>(D)->getDefinition()) | |||
6268 | return MakeCXCursor(Def, TU); | |||
6269 | return clang_getNullCursor(); | |||
6270 | ||||
6271 | case Decl::Function: | |||
6272 | case Decl::CXXMethod: | |||
6273 | case Decl::CXXConstructor: | |||
6274 | case Decl::CXXDestructor: | |||
6275 | case Decl::CXXConversion: { | |||
6276 | const FunctionDecl *Def = nullptr; | |||
6277 | if (cast<FunctionDecl>(D)->getBody(Def)) | |||
6278 | return MakeCXCursor(Def, TU); | |||
6279 | return clang_getNullCursor(); | |||
6280 | } | |||
6281 | ||||
6282 | case Decl::Var: | |||
6283 | case Decl::VarTemplateSpecialization: | |||
6284 | case Decl::VarTemplatePartialSpecialization: | |||
6285 | case Decl::Decomposition: { | |||
6286 | // Ask the variable if it has a definition. | |||
6287 | if (const VarDecl *Def = cast<VarDecl>(D)->getDefinition()) | |||
6288 | return MakeCXCursor(Def, TU); | |||
6289 | return clang_getNullCursor(); | |||
6290 | } | |||
6291 | ||||
6292 | case Decl::FunctionTemplate: { | |||
6293 | const FunctionDecl *Def = nullptr; | |||
6294 | if (cast<FunctionTemplateDecl>(D)->getTemplatedDecl()->getBody(Def)) | |||
6295 | return MakeCXCursor(Def->getDescribedFunctionTemplate(), TU); | |||
6296 | return clang_getNullCursor(); | |||
6297 | } | |||
6298 | ||||
6299 | case Decl::ClassTemplate: { | |||
6300 | if (RecordDecl *Def = cast<ClassTemplateDecl>(D)->getTemplatedDecl() | |||
6301 | ->getDefinition()) | |||
6302 | return MakeCXCursor(cast<CXXRecordDecl>(Def)->getDescribedClassTemplate(), | |||
6303 | TU); | |||
6304 | return clang_getNullCursor(); | |||
6305 | } | |||
6306 | ||||
6307 | case Decl::VarTemplate: { | |||
6308 | if (VarDecl *Def = | |||
6309 | cast<VarTemplateDecl>(D)->getTemplatedDecl()->getDefinition()) | |||
6310 | return MakeCXCursor(cast<VarDecl>(Def)->getDescribedVarTemplate(), TU); | |||
6311 | return clang_getNullCursor(); | |||
6312 | } | |||
6313 | ||||
6314 | case Decl::Using: | |||
6315 | return MakeCursorOverloadedDeclRef(cast<UsingDecl>(D), | |||
6316 | D->getLocation(), TU); | |||
6317 | ||||
6318 | case Decl::UsingShadow: | |||
6319 | case Decl::ConstructorUsingShadow: | |||
6320 | return clang_getCursorDefinition( | |||
6321 | MakeCXCursor(cast<UsingShadowDecl>(D)->getTargetDecl(), | |||
6322 | TU)); | |||
6323 | ||||
6324 | case Decl::ObjCMethod: { | |||
6325 | const ObjCMethodDecl *Method = cast<ObjCMethodDecl>(D); | |||
6326 | if (Method->isThisDeclarationADefinition()) | |||
6327 | return C; | |||
6328 | ||||
6329 | // Dig out the method definition in the associated | |||
6330 | // @implementation, if we have it. | |||
6331 | // FIXME: The ASTs should make finding the definition easier. | |||
6332 | if (const ObjCInterfaceDecl *Class | |||
6333 | = dyn_cast<ObjCInterfaceDecl>(Method->getDeclContext())) | |||
6334 | if (ObjCImplementationDecl *ClassImpl = Class->getImplementation()) | |||
6335 | if (ObjCMethodDecl *Def = ClassImpl->getMethod(Method->getSelector(), | |||
6336 | Method->isInstanceMethod())) | |||
6337 | if (Def->isThisDeclarationADefinition()) | |||
6338 | return MakeCXCursor(Def, TU); | |||
6339 | ||||
6340 | return clang_getNullCursor(); | |||
6341 | } | |||
6342 | ||||
6343 | case Decl::ObjCCategory: | |||
6344 | if (ObjCCategoryImplDecl *Impl | |||
6345 | = cast<ObjCCategoryDecl>(D)->getImplementation()) | |||
6346 | return MakeCXCursor(Impl, TU); | |||
6347 | return clang_getNullCursor(); | |||
6348 | ||||
6349 | case Decl::ObjCProtocol: | |||
6350 | if (const ObjCProtocolDecl *Def = cast<ObjCProtocolDecl>(D)->getDefinition()) | |||
6351 | return MakeCXCursor(Def, TU); | |||
6352 | return clang_getNullCursor(); | |||
6353 | ||||
6354 | case Decl::ObjCInterface: { | |||
6355 | // There are two notions of a "definition" for an Objective-C | |||
6356 | // class: the interface and its implementation. When we resolved a | |||
6357 | // reference to an Objective-C class, produce the @interface as | |||
6358 | // the definition; when we were provided with the interface, | |||
6359 | // produce the @implementation as the definition. | |||
6360 | const ObjCInterfaceDecl *IFace = cast<ObjCInterfaceDecl>(D); | |||
6361 | if (WasReference) { | |||
6362 | if (const ObjCInterfaceDecl *Def = IFace->getDefinition()) | |||
6363 | return MakeCXCursor(Def, TU); | |||
6364 | } else if (ObjCImplementationDecl *Impl = IFace->getImplementation()) | |||
6365 | return MakeCXCursor(Impl, TU); | |||
6366 | return clang_getNullCursor(); | |||
6367 | } | |||
6368 | ||||
6369 | case Decl::ObjCProperty: | |||
6370 | // FIXME: We don't really know where to find the | |||
6371 | // ObjCPropertyImplDecls that implement this property. | |||
6372 | return clang_getNullCursor(); | |||
6373 | ||||
6374 | case Decl::ObjCCompatibleAlias: | |||
6375 | if (const ObjCInterfaceDecl *Class | |||
6376 | = cast<ObjCCompatibleAliasDecl>(D)->getClassInterface()) | |||
6377 | if (const ObjCInterfaceDecl *Def = Class->getDefinition()) | |||
6378 | return MakeCXCursor(Def, TU); | |||
6379 | ||||
6380 | return clang_getNullCursor(); | |||
6381 | ||||
6382 | case Decl::Friend: | |||
6383 | if (NamedDecl *Friend = cast<FriendDecl>(D)->getFriendDecl()) | |||
6384 | return clang_getCursorDefinition(MakeCXCursor(Friend, TU)); | |||
6385 | return clang_getNullCursor(); | |||
6386 | ||||
6387 | case Decl::FriendTemplate: | |||
6388 | if (NamedDecl *Friend = cast<FriendTemplateDecl>(D)->getFriendDecl()) | |||
6389 | return clang_getCursorDefinition(MakeCXCursor(Friend, TU)); | |||
6390 | return clang_getNullCursor(); | |||
6391 | } | |||
6392 | ||||
6393 | return clang_getNullCursor(); | |||
6394 | } | |||
6395 | ||||
6396 | unsigned clang_isCursorDefinition(CXCursor C) { | |||
6397 | if (!clang_isDeclaration(C.kind)) | |||
6398 | return 0; | |||
6399 | ||||
6400 | return clang_getCursorDefinition(C) == C; | |||
6401 | } | |||
6402 | ||||
6403 | CXCursor clang_getCanonicalCursor(CXCursor C) { | |||
6404 | if (!clang_isDeclaration(C.kind)) | |||
6405 | return C; | |||
6406 | ||||
6407 | if (const Decl *D = getCursorDecl(C)) { | |||
6408 | if (const ObjCCategoryImplDecl *CatImplD = dyn_cast<ObjCCategoryImplDecl>(D)) | |||
6409 | if (ObjCCategoryDecl *CatD = CatImplD->getCategoryDecl()) | |||
6410 | return MakeCXCursor(CatD, getCursorTU(C)); | |||
6411 | ||||
6412 | if (const ObjCImplDecl *ImplD = dyn_cast<ObjCImplDecl>(D)) | |||
6413 | if (const ObjCInterfaceDecl *IFD = ImplD->getClassInterface()) | |||
6414 | return MakeCXCursor(IFD, getCursorTU(C)); | |||
6415 | ||||
6416 | return MakeCXCursor(D->getCanonicalDecl(), getCursorTU(C)); | |||
6417 | } | |||
6418 | ||||
6419 | return C; | |||
6420 | } | |||
6421 | ||||
6422 | int clang_Cursor_getObjCSelectorIndex(CXCursor cursor) { | |||
6423 | return cxcursor::getSelectorIdentifierIndexAndLoc(cursor).first; | |||
6424 | } | |||
6425 | ||||
6426 | unsigned clang_getNumOverloadedDecls(CXCursor C) { | |||
6427 | if (C.kind != CXCursor_OverloadedDeclRef) | |||
6428 | return 0; | |||
6429 | ||||
6430 | OverloadedDeclRefStorage Storage = getCursorOverloadedDeclRef(C).first; | |||
6431 | if (const OverloadExpr *E = Storage.dyn_cast<const OverloadExpr *>()) | |||
6432 | return E->getNumDecls(); | |||
6433 | ||||
6434 | if (OverloadedTemplateStorage *S | |||
6435 | = Storage.dyn_cast<OverloadedTemplateStorage*>()) | |||
6436 | return S->size(); | |||
6437 | ||||
6438 | const Decl *D = Storage.get<const Decl *>(); | |||
6439 | if (const UsingDecl *Using = dyn_cast<UsingDecl>(D)) | |||
6440 | return Using->shadow_size(); | |||
6441 | ||||
6442 | return 0; | |||
6443 | } | |||
6444 | ||||
6445 | CXCursor clang_getOverloadedDecl(CXCursor cursor, unsigned index) { | |||
6446 | if (cursor.kind != CXCursor_OverloadedDeclRef) | |||
6447 | return clang_getNullCursor(); | |||
6448 | ||||
6449 | if (index >= clang_getNumOverloadedDecls(cursor)) | |||
6450 | return clang_getNullCursor(); | |||
6451 | ||||
6452 | CXTranslationUnit TU = getCursorTU(cursor); | |||
6453 | OverloadedDeclRefStorage Storage = getCursorOverloadedDeclRef(cursor).first; | |||
6454 | if (const OverloadExpr *E = Storage.dyn_cast<const OverloadExpr *>()) | |||
6455 | return MakeCXCursor(E->decls_begin()[index], TU); | |||
6456 | ||||
6457 | if (OverloadedTemplateStorage *S | |||
6458 | = Storage.dyn_cast<OverloadedTemplateStorage*>()) | |||
6459 | return MakeCXCursor(S->begin()[index], TU); | |||
6460 | ||||
6461 | const Decl *D = Storage.get<const Decl *>(); | |||
6462 | if (const UsingDecl *Using = dyn_cast<UsingDecl>(D)) { | |||
6463 | // FIXME: This is, unfortunately, linear time. | |||
6464 | UsingDecl::shadow_iterator Pos = Using->shadow_begin(); | |||
6465 | std::advance(Pos, index); | |||
6466 | return MakeCXCursor(cast<UsingShadowDecl>(*Pos)->getTargetDecl(), TU); | |||
6467 | } | |||
6468 | ||||
6469 | return clang_getNullCursor(); | |||
6470 | } | |||
6471 | ||||
6472 | void clang_getDefinitionSpellingAndExtent(CXCursor C, | |||
6473 | const char **startBuf, | |||
6474 | const char **endBuf, | |||
6475 | unsigned *startLine, | |||
6476 | unsigned *startColumn, | |||
6477 | unsigned *endLine, | |||
6478 | unsigned *endColumn) { | |||
6479 | assert(getCursorDecl(C) && "CXCursor has null decl")((getCursorDecl(C) && "CXCursor has null decl") ? static_cast <void> (0) : __assert_fail ("getCursorDecl(C) && \"CXCursor has null decl\"" , "/build/llvm-toolchain-snapshot-8~svn345461/tools/clang/tools/libclang/CIndex.cpp" , 6479, __PRETTY_FUNCTION__)); | |||
6480 | const FunctionDecl *FD = dyn_cast<FunctionDecl>(getCursorDecl(C)); | |||
6481 | CompoundStmt *Body = dyn_cast<CompoundStmt>(FD->getBody()); | |||
6482 | ||||
6483 | SourceManager &SM = FD->getASTContext().getSourceManager(); | |||
6484 | *startBuf = SM.getCharacterData(Body->getLBracLoc()); | |||
6485 | *endBuf = SM.getCharacterData(Body->getRBracLoc()); | |||
6486 | *startLine = SM.getSpellingLineNumber(Body->getLBracLoc()); | |||
6487 | *startColumn = SM.getSpellingColumnNumber(Body->getLBracLoc()); | |||
6488 | *endLine = SM.getSpellingLineNumber(Body->getRBracLoc()); | |||
6489 | *endColumn = SM.getSpellingColumnNumber(Body->getRBracLoc()); | |||
6490 | } | |||
6491 | ||||
6492 | ||||
6493 | CXSourceRange clang_getCursorReferenceNameRange(CXCursor C, unsigned NameFlags, | |||
6494 | unsigned PieceIndex) { | |||
6495 | RefNamePieces Pieces; | |||
6496 | ||||
6497 | switch (C.kind) { | |||
6498 | case CXCursor_MemberRefExpr: | |||
6499 | if (const MemberExpr *E = dyn_cast<MemberExpr>(getCursorExpr(C))) | |||
6500 | Pieces = buildPieces(NameFlags, true, E->getMemberNameInfo(), | |||
6501 | E->getQualifierLoc().getSourceRange()); | |||
6502 | break; | |||
6503 | ||||
6504 | case CXCursor_DeclRefExpr: | |||
6505 | if (const DeclRefExpr *E = dyn_cast<DeclRefExpr>(getCursorExpr(C))) { | |||
6506 | SourceRange TemplateArgLoc(E->getLAngleLoc(), E->getRAngleLoc()); | |||
6507 | Pieces = | |||
6508 | buildPieces(NameFlags, false, E->getNameInfo(), | |||
6509 | E->getQualifierLoc().getSourceRange(), &TemplateArgLoc); | |||
6510 | } | |||
6511 | break; | |||
6512 | ||||
6513 | case CXCursor_CallExpr: | |||
6514 | if (const CXXOperatorCallExpr *OCE = | |||
6515 | dyn_cast<CXXOperatorCallExpr>(getCursorExpr(C))) { | |||
6516 | const Expr *Callee = OCE->getCallee(); | |||
6517 | if (const ImplicitCastExpr *ICE = dyn_cast<ImplicitCastExpr>(Callee)) | |||
6518 | Callee = ICE->getSubExpr(); | |||
6519 | ||||
6520 | if (const DeclRefExpr *DRE = dyn_cast<DeclRefExpr>(Callee)) | |||
6521 | Pieces = buildPieces(NameFlags, false, DRE->getNameInfo(), | |||
6522 | DRE->getQualifierLoc().getSourceRange()); | |||
6523 | } | |||
6524 | break; | |||
6525 | ||||
6526 | default: | |||
6527 | break; | |||
6528 | } | |||
6529 | ||||
6530 | if (Pieces.empty()) { | |||
6531 | if (PieceIndex == 0) | |||
6532 | return clang_getCursorExtent(C); | |||
6533 | } else if (PieceIndex < Pieces.size()) { | |||
6534 | SourceRange R = Pieces[PieceIndex]; | |||
6535 | if (R.isValid()) | |||
6536 | return cxloc::translateSourceRange(getCursorContext(C), R); | |||
6537 | } | |||
6538 | ||||
6539 | return clang_getNullRange(); | |||
6540 | } | |||
6541 | ||||
6542 | void clang_enableStackTraces(void) { | |||
6543 | // FIXME: Provide an argv0 here so we can find llvm-symbolizer. | |||
6544 | llvm::sys::PrintStackTraceOnErrorSignal(StringRef()); | |||
6545 | } | |||
6546 | ||||
6547 | void clang_executeOnThread(void (*fn)(void*), void *user_data, | |||
6548 | unsigned stack_size) { | |||
6549 | llvm::llvm_execute_on_thread(fn, user_data, stack_size); | |||
6550 | } | |||
6551 | ||||
6552 | //===----------------------------------------------------------------------===// | |||
6553 | // Token-based Operations. | |||
6554 | //===----------------------------------------------------------------------===// | |||
6555 | ||||
6556 | /* CXToken layout: | |||
6557 | * int_data[0]: a CXTokenKind | |||
6558 | * int_data[1]: starting token location | |||
6559 | * int_data[2]: token length | |||
6560 | * int_data[3]: reserved | |||
6561 | * ptr_data: for identifiers and keywords, an IdentifierInfo*. | |||
6562 | * otherwise unused. | |||
6563 | */ | |||
6564 | CXTokenKind clang_getTokenKind(CXToken CXTok) { | |||
6565 | return static_cast<CXTokenKind>(CXTok.int_data[0]); | |||
6566 | } | |||
6567 | ||||
6568 | CXString clang_getTokenSpelling(CXTranslationUnit TU, CXToken CXTok) { | |||
6569 | switch (clang_getTokenKind(CXTok)) { | |||
6570 | case CXToken_Identifier: | |||
6571 | case CXToken_Keyword: | |||
6572 | // We know we have an IdentifierInfo*, so use that. | |||
6573 | return cxstring::createRef(static_cast<IdentifierInfo *>(CXTok.ptr_data) | |||
6574 | ->getNameStart()); | |||
6575 | ||||
6576 | case CXToken_Literal: { | |||
6577 | // We have stashed the starting pointer in the ptr_data field. Use it. | |||
6578 | const char *Text = static_cast<const char *>(CXTok.ptr_data); | |||
6579 | return cxstring::createDup(StringRef(Text, CXTok.int_data[2])); | |||
6580 | } | |||
6581 | ||||
6582 | case CXToken_Punctuation: | |||
6583 | case CXToken_Comment: | |||
6584 | break; | |||
6585 | } | |||
6586 | ||||
6587 | if (isNotUsableTU(TU)) { | |||
6588 | LOG_BAD_TU(TU)do { if (clang::cxindex::LogRef Log = clang::cxindex::Logger:: make(__func__)) { *Log << "called with a bad TU: " << TU; } } while(false); | |||
6589 | return cxstring::createEmpty(); | |||
6590 | } | |||
6591 | ||||
6592 | // We have to find the starting buffer pointer the hard way, by | |||
6593 | // deconstructing the source location. | |||
6594 | ASTUnit *CXXUnit = cxtu::getASTUnit(TU); | |||
6595 | if (!CXXUnit) | |||
6596 | return cxstring::createEmpty(); | |||
6597 | ||||
6598 | SourceLocation Loc = SourceLocation::getFromRawEncoding(CXTok.int_data[1]); | |||
6599 | std::pair<FileID, unsigned> LocInfo | |||
6600 | = CXXUnit->getSourceManager().getDecomposedSpellingLoc(Loc); | |||
6601 | bool Invalid = false; | |||
6602 | StringRef Buffer | |||
6603 | = CXXUnit->getSourceManager().getBufferData(LocInfo.first, &Invalid); | |||
6604 | if (Invalid) | |||
6605 | return cxstring::createEmpty(); | |||
6606 | ||||
6607 | return cxstring::createDup(Buffer.substr(LocInfo.second, CXTok.int_data[2])); | |||
6608 | } | |||
6609 | ||||
6610 | CXSourceLocation clang_getTokenLocation(CXTranslationUnit TU, CXToken CXTok) { | |||
6611 | if (isNotUsableTU(TU)) { | |||
6612 | LOG_BAD_TU(TU)do { if (clang::cxindex::LogRef Log = clang::cxindex::Logger:: make(__func__)) { *Log << "called with a bad TU: " << TU; } } while(false); | |||
6613 | return clang_getNullLocation(); | |||
6614 | } | |||
6615 | ||||
6616 | ASTUnit *CXXUnit = cxtu::getASTUnit(TU); | |||
6617 | if (!CXXUnit) | |||
6618 | return clang_getNullLocation(); | |||
6619 | ||||
6620 | return cxloc::translateSourceLocation(CXXUnit->getASTContext(), | |||
6621 | SourceLocation::getFromRawEncoding(CXTok.int_data[1])); | |||
6622 | } | |||
6623 | ||||
6624 | CXSourceRange clang_getTokenExtent(CXTranslationUnit TU, CXToken CXTok) { | |||
6625 | if (isNotUsableTU(TU)) { | |||
6626 | LOG_BAD_TU(TU)do { if (clang::cxindex::LogRef Log = clang::cxindex::Logger:: make(__func__)) { *Log << "called with a bad TU: " << TU; } } while(false); | |||
6627 | return clang_getNullRange(); | |||
6628 | } | |||
6629 | ||||
6630 | ASTUnit *CXXUnit = cxtu::getASTUnit(TU); | |||
6631 | if (!CXXUnit) | |||
6632 | return clang_getNullRange(); | |||
6633 | ||||
6634 | return cxloc::translateSourceRange(CXXUnit->getASTContext(), | |||
6635 | SourceLocation::getFromRawEncoding(CXTok.int_data[1])); | |||
6636 | } | |||
6637 | ||||
6638 | static void getTokens(ASTUnit *CXXUnit, SourceRange Range, | |||
6639 | SmallVectorImpl<CXToken> &CXTokens) { | |||
6640 | SourceManager &SourceMgr = CXXUnit->getSourceManager(); | |||
6641 | std::pair<FileID, unsigned> BeginLocInfo | |||
6642 | = SourceMgr.getDecomposedSpellingLoc(Range.getBegin()); | |||
6643 | std::pair<FileID, unsigned> EndLocInfo | |||
6644 | = SourceMgr.getDecomposedSpellingLoc(Range.getEnd()); | |||
6645 | ||||
6646 | // Cannot tokenize across files. | |||
6647 | if (BeginLocInfo.first != EndLocInfo.first) | |||
6648 | return; | |||
6649 | ||||
6650 | // Create a lexer | |||
6651 | bool Invalid = false; | |||
6652 | StringRef Buffer | |||
6653 | = SourceMgr.getBufferData(BeginLocInfo.first, &Invalid); | |||
6654 | if (Invalid) | |||
6655 | return; | |||
6656 | ||||
6657 | Lexer Lex(SourceMgr.getLocForStartOfFile(BeginLocInfo.first), | |||
6658 | CXXUnit->getASTContext().getLangOpts(), | |||
6659 | Buffer.begin(), Buffer.data() + BeginLocInfo.second, Buffer.end()); | |||
6660 | Lex.SetCommentRetentionState(true); | |||
6661 | ||||
6662 | // Lex tokens until we hit the end of the range. | |||
6663 | const char *EffectiveBufferEnd = Buffer.data() + EndLocInfo.second; | |||
6664 | Token Tok; | |||
6665 | bool previousWasAt = false; | |||
6666 | do { | |||
6667 | // Lex the next token | |||
6668 | Lex.LexFromRawLexer(Tok); | |||
6669 | if (Tok.is(tok::eof)) | |||
6670 | break; | |||
6671 | ||||
6672 | // Initialize the CXToken. | |||
6673 | CXToken CXTok; | |||
6674 | ||||
6675 | // - Common fields | |||
6676 | CXTok.int_data[1] = Tok.getLocation().getRawEncoding(); | |||
6677 | CXTok.int_data[2] = Tok.getLength(); | |||
6678 | CXTok.int_data[3] = 0; | |||
6679 | ||||
6680 | // - Kind-specific fields | |||
6681 | if (Tok.isLiteral()) { | |||
6682 | CXTok.int_data[0] = CXToken_Literal; | |||
6683 | CXTok.ptr_data = const_cast<char *>(Tok.getLiteralData()); | |||
6684 | } else if (Tok.is(tok::raw_identifier)) { | |||
6685 | // Lookup the identifier to determine whether we have a keyword. | |||
6686 | IdentifierInfo *II | |||
6687 | = CXXUnit->getPreprocessor().LookUpIdentifierInfo(Tok); | |||
6688 | ||||
6689 | if ((II->getObjCKeywordID() != tok::objc_not_keyword) && previousWasAt) { | |||
6690 | CXTok.int_data[0] = CXToken_Keyword; | |||
6691 | } | |||
6692 | else { | |||
6693 | CXTok.int_data[0] = Tok.is(tok::identifier) | |||
6694 | ? CXToken_Identifier | |||
6695 | : CXToken_Keyword; | |||
6696 | } | |||
6697 | CXTok.ptr_data = II; | |||
6698 | } else if (Tok.is(tok::comment)) { | |||
6699 | CXTok.int_data[0] = CXToken_Comment; | |||
6700 | CXTok.ptr_data = nullptr; | |||
6701 | } else { | |||
6702 | CXTok.int_data[0] = CXToken_Punctuation; | |||
6703 | CXTok.ptr_data = nullptr; | |||
6704 | } | |||
6705 | CXTokens.push_back(CXTok); | |||
6706 | previousWasAt = Tok.is(tok::at); | |||
6707 | } while (Lex.getBufferLocation() < EffectiveBufferEnd); | |||
6708 | } | |||
6709 | ||||
6710 | CXToken *clang_getToken(CXTranslationUnit TU, CXSourceLocation Location) { | |||
6711 | LOG_FUNC_SECTIONif (clang::cxindex::LogRef Log = clang::cxindex::Logger::make (__func__)) { | |||
6712 | *Log << TU << ' ' << Location; | |||
6713 | } | |||
6714 | ||||
6715 | if (isNotUsableTU(TU)) { | |||
6716 | LOG_BAD_TU(TU)do { if (clang::cxindex::LogRef Log = clang::cxindex::Logger:: make(__func__)) { *Log << "called with a bad TU: " << TU; } } while(false); | |||
6717 | return NULL__null; | |||
6718 | } | |||
6719 | ||||
6720 | ASTUnit *CXXUnit = cxtu::getASTUnit(TU); | |||
6721 | if (!CXXUnit) | |||
6722 | return NULL__null; | |||
6723 | ||||
6724 | SourceLocation Begin = cxloc::translateSourceLocation(Location); | |||
6725 | if (Begin.isInvalid()) | |||
6726 | return NULL__null; | |||
6727 | SourceManager &SM = CXXUnit->getSourceManager(); | |||
6728 | std::pair<FileID, unsigned> DecomposedEnd = SM.getDecomposedLoc(Begin); | |||
6729 | DecomposedEnd.second += Lexer::MeasureTokenLength(Begin, SM, CXXUnit->getLangOpts()); | |||
6730 | ||||
6731 | SourceLocation End = SM.getComposedLoc(DecomposedEnd.first, DecomposedEnd.second); | |||
6732 | ||||
6733 | SmallVector<CXToken, 32> CXTokens; | |||
6734 | getTokens(CXXUnit, SourceRange(Begin, End), CXTokens); | |||
6735 | ||||
6736 | if (CXTokens.empty()) | |||
6737 | return NULL__null; | |||
6738 | ||||
6739 | CXTokens.resize(1); | |||
6740 | CXToken *Token = static_cast<CXToken *>(llvm::safe_malloc(sizeof(CXToken))); | |||
6741 | ||||
6742 | memmove(Token, CXTokens.data(), sizeof(CXToken)); | |||
6743 | return Token; | |||
6744 | } | |||
6745 | ||||
6746 | void clang_tokenize(CXTranslationUnit TU, CXSourceRange Range, | |||
6747 | CXToken **Tokens, unsigned *NumTokens) { | |||
6748 | LOG_FUNC_SECTIONif (clang::cxindex::LogRef Log = clang::cxindex::Logger::make (__func__)) { | |||
6749 | *Log << TU << ' ' << Range; | |||
6750 | } | |||
6751 | ||||
6752 | if (Tokens) | |||
6753 | *Tokens = nullptr; | |||
6754 | if (NumTokens) | |||
6755 | *NumTokens = 0; | |||
6756 | ||||
6757 | if (isNotUsableTU(TU)) { | |||
6758 | LOG_BAD_TU(TU)do { if (clang::cxindex::LogRef Log = clang::cxindex::Logger:: make(__func__)) { *Log << "called with a bad TU: " << TU; } } while(false); | |||
6759 | return; | |||
6760 | } | |||
6761 | ||||
6762 | ASTUnit *CXXUnit = cxtu::getASTUnit(TU); | |||
6763 | if (!CXXUnit || !Tokens || !NumTokens) | |||
6764 | return; | |||
6765 | ||||
6766 | ASTUnit::ConcurrencyCheck Check(*CXXUnit); | |||
6767 | ||||
6768 | SourceRange R = cxloc::translateCXSourceRange(Range); | |||
6769 | if (R.isInvalid()) | |||
6770 | return; | |||
6771 | ||||
6772 | SmallVector<CXToken, 32> CXTokens; | |||
6773 | getTokens(CXXUnit, R, CXTokens); | |||
6774 | ||||
6775 | if (CXTokens.empty()) | |||
6776 | return; | |||
6777 | ||||
6778 | *Tokens = static_cast<CXToken *>( | |||
6779 | llvm::safe_malloc(sizeof(CXToken) * CXTokens.size())); | |||
6780 | memmove(*Tokens, CXTokens.data(), sizeof(CXToken) * CXTokens.size()); | |||
6781 | *NumTokens = CXTokens.size(); | |||
6782 | } | |||
6783 | ||||
6784 | void clang_disposeTokens(CXTranslationUnit TU, | |||
6785 | CXToken *Tokens, unsigned NumTokens) { | |||
6786 | free(Tokens); | |||
6787 | } | |||
6788 | ||||
6789 | //===----------------------------------------------------------------------===// | |||
6790 | // Token annotation APIs. | |||
6791 | //===----------------------------------------------------------------------===// | |||
6792 | ||||
6793 | static enum CXChildVisitResult AnnotateTokensVisitor(CXCursor cursor, | |||
6794 | CXCursor parent, | |||
6795 | CXClientData client_data); | |||
6796 | static bool AnnotateTokensPostChildrenVisitor(CXCursor cursor, | |||
6797 | CXClientData client_data); | |||
6798 | ||||
6799 | namespace { | |||
6800 | class AnnotateTokensWorker { | |||
6801 | CXToken *Tokens; | |||
6802 | CXCursor *Cursors; | |||
6803 | unsigned NumTokens; | |||
6804 | unsigned TokIdx; | |||
6805 | unsigned PreprocessingTokIdx; | |||
6806 | CursorVisitor AnnotateVis; | |||
6807 | SourceManager &SrcMgr; | |||
6808 | bool HasContextSensitiveKeywords; | |||
6809 | ||||
6810 | struct PostChildrenAction { | |||
6811 | CXCursor cursor; | |||
6812 | enum Action { Invalid, Ignore, Postpone } action; | |||
6813 | }; | |||
6814 | using PostChildrenActions = SmallVector<PostChildrenAction, 0>; | |||
6815 | ||||
6816 | struct PostChildrenInfo { | |||
6817 | CXCursor Cursor; | |||
6818 | SourceRange CursorRange; | |||
6819 | unsigned BeforeReachingCursorIdx; | |||
6820 | unsigned BeforeChildrenTokenIdx; | |||
6821 | PostChildrenActions ChildActions; | |||
6822 | }; | |||
6823 | SmallVector<PostChildrenInfo, 8> PostChildrenInfos; | |||
6824 | ||||
6825 | CXToken &getTok(unsigned Idx) { | |||
6826 | assert(Idx < NumTokens)((Idx < NumTokens) ? static_cast<void> (0) : __assert_fail ("Idx < NumTokens", "/build/llvm-toolchain-snapshot-8~svn345461/tools/clang/tools/libclang/CIndex.cpp" , 6826, __PRETTY_FUNCTION__)); | |||
6827 | return Tokens[Idx]; | |||
6828 | } | |||
6829 | const CXToken &getTok(unsigned Idx) const { | |||
6830 | assert(Idx < NumTokens)((Idx < NumTokens) ? static_cast<void> (0) : __assert_fail ("Idx < NumTokens", "/build/llvm-toolchain-snapshot-8~svn345461/tools/clang/tools/libclang/CIndex.cpp" , 6830, __PRETTY_FUNCTION__)); | |||
6831 | return Tokens[Idx]; | |||
6832 | } | |||
6833 | bool MoreTokens() const { return TokIdx < NumTokens; } | |||
6834 | unsigned NextToken() const { return TokIdx; } | |||
6835 | void AdvanceToken() { ++TokIdx; } | |||
6836 | SourceLocation GetTokenLoc(unsigned tokI) { | |||
6837 | return SourceLocation::getFromRawEncoding(getTok(tokI).int_data[1]); | |||
6838 | } | |||
6839 | bool isFunctionMacroToken(unsigned tokI) const { | |||
6840 | return getTok(tokI).int_data[3] != 0; | |||
6841 | } | |||
6842 | SourceLocation getFunctionMacroTokenLoc(unsigned tokI) const { | |||
6843 | return SourceLocation::getFromRawEncoding(getTok(tokI).int_data[3]); | |||
6844 | } | |||
6845 | ||||
6846 | void annotateAndAdvanceTokens(CXCursor, RangeComparisonResult, SourceRange); | |||
6847 | bool annotateAndAdvanceFunctionMacroTokens(CXCursor, RangeComparisonResult, | |||
6848 | SourceRange); | |||
6849 | ||||
6850 | public: | |||
6851 | AnnotateTokensWorker(CXToken *tokens, CXCursor *cursors, unsigned numTokens, | |||
6852 | CXTranslationUnit TU, SourceRange RegionOfInterest) | |||
6853 | : Tokens(tokens), Cursors(cursors), | |||
6854 | NumTokens(numTokens), TokIdx(0), PreprocessingTokIdx(0), | |||
6855 | AnnotateVis(TU, | |||
6856 | AnnotateTokensVisitor, this, | |||
6857 | /*VisitPreprocessorLast=*/true, | |||
6858 | /*VisitIncludedEntities=*/false, | |||
6859 | RegionOfInterest, | |||
6860 | /*VisitDeclsOnly=*/false, | |||
6861 | AnnotateTokensPostChildrenVisitor), | |||
6862 | SrcMgr(cxtu::getASTUnit(TU)->getSourceManager()), | |||
6863 | HasContextSensitiveKeywords(false) { } | |||
6864 | ||||
6865 | void VisitChildren(CXCursor C) { AnnotateVis.VisitChildren(C); } | |||
6866 | enum CXChildVisitResult Visit(CXCursor cursor, CXCursor parent); | |||
6867 | bool IsIgnoredChildCursor(CXCursor cursor) const; | |||
6868 | PostChildrenActions DetermineChildActions(CXCursor Cursor) const; | |||
6869 | ||||
6870 | bool postVisitChildren(CXCursor cursor); | |||
6871 | void HandlePostPonedChildCursors(const PostChildrenInfo &Info); | |||
6872 | void HandlePostPonedChildCursor(CXCursor Cursor, unsigned StartTokenIndex); | |||
6873 | ||||
6874 | void AnnotateTokens(); | |||
6875 | ||||
6876 | /// Determine whether the annotator saw any cursors that have | |||
6877 | /// context-sensitive keywords. | |||
6878 | bool hasContextSensitiveKeywords() const { | |||
6879 | return HasContextSensitiveKeywords; | |||
6880 | } | |||
6881 | ||||
6882 | ~AnnotateTokensWorker() { | |||
6883 | assert(PostChildrenInfos.empty())((PostChildrenInfos.empty()) ? static_cast<void> (0) : __assert_fail ("PostChildrenInfos.empty()", "/build/llvm-toolchain-snapshot-8~svn345461/tools/clang/tools/libclang/CIndex.cpp" , 6883, __PRETTY_FUNCTION__)); | |||
6884 | } | |||
6885 | }; | |||
6886 | } | |||
6887 | ||||
6888 | void AnnotateTokensWorker::AnnotateTokens() { | |||
6889 | // Walk the AST within the region of interest, annotating tokens | |||
6890 | // along the way. | |||
6891 | AnnotateVis.visitFileRegion(); | |||
6892 | } | |||
6893 | ||||
6894 | bool AnnotateTokensWorker::IsIgnoredChildCursor(CXCursor cursor) const { | |||
6895 | if (PostChildrenInfos.empty()) | |||
6896 | return false; | |||
6897 | ||||
6898 | for (const auto &ChildAction : PostChildrenInfos.back().ChildActions) { | |||
6899 | if (ChildAction.cursor == cursor && | |||
6900 | ChildAction.action == PostChildrenAction::Ignore) { | |||
6901 | return true; | |||
6902 | } | |||
6903 | } | |||
6904 | ||||
6905 | return false; | |||
6906 | } | |||
6907 | ||||
6908 | const CXXOperatorCallExpr *GetSubscriptOrCallOperator(CXCursor Cursor) { | |||
6909 | if (!clang_isExpression(Cursor.kind)) | |||
6910 | return nullptr; | |||
6911 | ||||
6912 | const Expr *E = getCursorExpr(Cursor); | |||
6913 | if (const auto *OCE = dyn_cast<CXXOperatorCallExpr>(E)) { | |||
6914 | const OverloadedOperatorKind Kind = OCE->getOperator(); | |||
6915 | if (Kind == OO_Call || Kind == OO_Subscript) | |||
6916 | return OCE; | |||
6917 | } | |||
6918 | ||||
6919 | return nullptr; | |||
6920 | } | |||
6921 | ||||
6922 | AnnotateTokensWorker::PostChildrenActions | |||
6923 | AnnotateTokensWorker::DetermineChildActions(CXCursor Cursor) const { | |||
6924 | PostChildrenActions actions; | |||
6925 | ||||
6926 | // The DeclRefExpr of CXXOperatorCallExpr refering to the custom operator is | |||
6927 | // visited before the arguments to the operator call. For the Call and | |||
6928 | // Subscript operator the range of this DeclRefExpr includes the whole call | |||
6929 | // expression, so that all tokens in that range would be mapped to the | |||
6930 | // operator function, including the tokens of the arguments. To avoid that, | |||
6931 | // ensure to visit this DeclRefExpr as last node. | |||
6932 | if (const auto *OCE = GetSubscriptOrCallOperator(Cursor)) { | |||
6933 | const Expr *Callee = OCE->getCallee(); | |||
6934 | if (const ImplicitCastExpr *ICE = dyn_cast<ImplicitCastExpr>(Callee)) { | |||
6935 | const Expr *SubExpr = ICE->getSubExpr(); | |||
6936 | if (const DeclRefExpr *DRE = dyn_cast<DeclRefExpr>(SubExpr)) { | |||
6937 | const Decl *parentDecl = getCursorParentDecl(Cursor); | |||
6938 | CXTranslationUnit TU = clang_Cursor_getTranslationUnit(Cursor); | |||
6939 | ||||
6940 | // Visit the DeclRefExpr as last. | |||
6941 | CXCursor cxChild = MakeCXCursor(DRE, parentDecl, TU); | |||
6942 | actions.push_back({cxChild, PostChildrenAction::Postpone}); | |||
6943 | ||||
6944 | // The parent of the DeclRefExpr, an ImplicitCastExpr, has an equally | |||
6945 | // wide range as the DeclRefExpr. We can skip visiting this entirely. | |||
6946 | cxChild = MakeCXCursor(ICE, parentDecl, TU); | |||
6947 | actions.push_back({cxChild, PostChildrenAction::Ignore}); | |||
6948 | } | |||
6949 | } | |||
6950 | } | |||
6951 | ||||
6952 | return actions; | |||
6953 | } | |||
6954 | ||||
6955 | static inline void updateCursorAnnotation(CXCursor &Cursor, | |||
6956 | const CXCursor &updateC) { | |||
6957 | if (clang_isInvalid(updateC.kind) || !clang_isInvalid(Cursor.kind)) | |||
6958 | return; | |||
6959 | Cursor = updateC; | |||
6960 | } | |||
6961 | ||||
6962 | /// It annotates and advances tokens with a cursor until the comparison | |||
6963 | //// between the cursor location and the source range is the same as | |||
6964 | /// \arg compResult. | |||
6965 | /// | |||
6966 | /// Pass RangeBefore to annotate tokens with a cursor until a range is reached. | |||
6967 | /// Pass RangeOverlap to annotate tokens inside a range. | |||
6968 | void AnnotateTokensWorker::annotateAndAdvanceTokens(CXCursor updateC, | |||
6969 | RangeComparisonResult compResult, | |||
6970 | SourceRange range) { | |||
6971 | while (MoreTokens()) { | |||
6972 | const unsigned I = NextToken(); | |||
6973 | if (isFunctionMacroToken(I)) | |||
6974 | if (!annotateAndAdvanceFunctionMacroTokens(updateC, compResult, range)) | |||
6975 | return; | |||
6976 | ||||
6977 | SourceLocation TokLoc = GetTokenLoc(I); | |||
6978 | if (LocationCompare(SrcMgr, TokLoc, range) == compResult) { | |||
6979 | updateCursorAnnotation(Cursors[I], updateC); | |||
6980 | AdvanceToken(); | |||
6981 | continue; | |||
6982 | } | |||
6983 | break; | |||
6984 | } | |||
6985 | } | |||
6986 | ||||
6987 | /// Special annotation handling for macro argument tokens. | |||
6988 | /// \returns true if it advanced beyond all macro tokens, false otherwise. | |||
6989 | bool AnnotateTokensWorker::annotateAndAdvanceFunctionMacroTokens( | |||
6990 | CXCursor updateC, | |||
6991 | RangeComparisonResult compResult, | |||
6992 | SourceRange range) { | |||
6993 | assert(MoreTokens())((MoreTokens()) ? static_cast<void> (0) : __assert_fail ("MoreTokens()", "/build/llvm-toolchain-snapshot-8~svn345461/tools/clang/tools/libclang/CIndex.cpp" , 6993, __PRETTY_FUNCTION__)); | |||
6994 | assert(isFunctionMacroToken(NextToken()) &&((isFunctionMacroToken(NextToken()) && "Should be called only for macro arg tokens" ) ? static_cast<void> (0) : __assert_fail ("isFunctionMacroToken(NextToken()) && \"Should be called only for macro arg tokens\"" , "/build/llvm-toolchain-snapshot-8~svn345461/tools/clang/tools/libclang/CIndex.cpp" , 6995, __PRETTY_FUNCTION__)) | |||
6995 | "Should be called only for macro arg tokens")((isFunctionMacroToken(NextToken()) && "Should be called only for macro arg tokens" ) ? static_cast<void> (0) : __assert_fail ("isFunctionMacroToken(NextToken()) && \"Should be called only for macro arg tokens\"" , "/build/llvm-toolchain-snapshot-8~svn345461/tools/clang/tools/libclang/CIndex.cpp" , 6995, __PRETTY_FUNCTION__)); | |||
6996 | ||||
6997 | // This works differently than annotateAndAdvanceTokens; because expanded | |||
6998 | // macro arguments can have arbitrary translation-unit source order, we do not | |||
6999 | // advance the token index one by one until a token fails the range test. | |||
7000 | // We only advance once past all of the macro arg tokens if all of them | |||
7001 | // pass the range test. If one of them fails we keep the token index pointing | |||
7002 | // at the start of the macro arg tokens so that the failing token will be | |||
7003 | // annotated by a subsequent annotation try. | |||
7004 | ||||
7005 | bool atLeastOneCompFail = false; | |||
7006 | ||||
7007 | unsigned I = NextToken(); | |||
7008 | for (; I < NumTokens && isFunctionMacroToken(I); ++I) { | |||
7009 | SourceLocation TokLoc = getFunctionMacroTokenLoc(I); | |||
7010 | if (TokLoc.isFileID()) | |||
7011 | continue; // not macro arg token, it's parens or comma. | |||
7012 | if (LocationCompare(SrcMgr, TokLoc, range) == compResult) { | |||
7013 | if (clang_isInvalid(clang_getCursorKind(Cursors[I]))) | |||
7014 | Cursors[I] = updateC; | |||
7015 | } else | |||
7016 | atLeastOneCompFail = true; | |||
7017 | } | |||
7018 | ||||
7019 | if (atLeastOneCompFail) | |||
7020 | return false; | |||
7021 | ||||
7022 | TokIdx = I; // All of the tokens were handled, advance beyond all of them. | |||
7023 | return true; | |||
7024 | } | |||
7025 | ||||
7026 | enum CXChildVisitResult | |||
7027 | AnnotateTokensWorker::Visit(CXCursor cursor, CXCursor parent) { | |||
7028 | SourceRange cursorRange = getRawCursorExtent(cursor); | |||
7029 | if (cursorRange.isInvalid()) | |||
7030 | return CXChildVisit_Recurse; | |||
7031 | ||||
7032 | if (IsIgnoredChildCursor(cursor)) | |||
7033 | return CXChildVisit_Continue; | |||
7034 | ||||
7035 | if (!HasContextSensitiveKeywords) { | |||
7036 | // Objective-C properties can have context-sensitive keywords. | |||
7037 | if (cursor.kind == CXCursor_ObjCPropertyDecl) { | |||
7038 | if (const ObjCPropertyDecl *Property | |||
7039 | = dyn_cast_or_null<ObjCPropertyDecl>(getCursorDecl(cursor))) | |||
7040 | HasContextSensitiveKeywords = Property->getPropertyAttributesAsWritten() != 0; | |||
7041 | } | |||
7042 | // Objective-C methods can have context-sensitive keywords. | |||
7043 | else if (cursor.kind == CXCursor_ObjCInstanceMethodDecl || | |||
7044 | cursor.kind == CXCursor_ObjCClassMethodDecl) { | |||
7045 | if (const ObjCMethodDecl *Method | |||
7046 | = dyn_cast_or_null<ObjCMethodDecl>(getCursorDecl(cursor))) { | |||
7047 | if (Method->getObjCDeclQualifier()) | |||
7048 | HasContextSensitiveKeywords = true; | |||
7049 | else { | |||
7050 | for (const auto *P : Method->parameters()) { | |||
7051 | if (P->getObjCDeclQualifier()) { | |||
7052 | HasContextSensitiveKeywords = true; | |||
7053 | break; | |||
7054 | } | |||
7055 | } | |||
7056 | } | |||
7057 | } | |||
7058 | } | |||
7059 | // C++ methods can have context-sensitive keywords. | |||
7060 | else if (cursor.kind == CXCursor_CXXMethod) { | |||
7061 | if (const CXXMethodDecl *Method | |||
7062 | = dyn_cast_or_null<CXXMethodDecl>(getCursorDecl(cursor))) { | |||
7063 | if (Method->hasAttr<FinalAttr>() || Method->hasAttr<OverrideAttr>()) | |||
7064 | HasContextSensitiveKeywords = true; | |||
7065 | } | |||
7066 | } | |||
7067 | // C++ classes can have context-sensitive keywords. | |||
7068 | else if (cursor.kind == CXCursor_StructDecl || | |||
7069 | cursor.kind == CXCursor_ClassDecl || | |||
7070 | cursor.kind == CXCursor_ClassTemplate || | |||
7071 | cursor.kind == CXCursor_ClassTemplatePartialSpecialization) { | |||
7072 | if (const Decl *D = getCursorDecl(cursor)) | |||
7073 | if (D->hasAttr<FinalAttr>()) | |||
7074 | HasContextSensitiveKeywords = true; | |||
7075 | } | |||
7076 | } | |||
7077 | ||||
7078 | // Don't override a property annotation with its getter/setter method. | |||
7079 | if (cursor.kind == CXCursor_ObjCInstanceMethodDecl && | |||
7080 | parent.kind == CXCursor_ObjCPropertyDecl) | |||
7081 | return CXChildVisit_Continue; | |||
7082 | ||||
7083 | if (clang_isPreprocessing(cursor.kind)) { | |||
7084 | // Items in the preprocessing record are kept separate from items in | |||
7085 | // declarations, so we keep a separate token index. | |||
7086 | unsigned SavedTokIdx = TokIdx; | |||
7087 | TokIdx = PreprocessingTokIdx; | |||
7088 | ||||
7089 | // Skip tokens up until we catch up to the beginning of the preprocessing | |||
7090 | // entry. | |||
7091 | while (MoreTokens()) { | |||
7092 | const unsigned I = NextToken(); | |||
7093 | SourceLocation TokLoc = GetTokenLoc(I); | |||
7094 | switch (LocationCompare(SrcMgr, TokLoc, cursorRange)) { | |||
7095 | case RangeBefore: | |||
7096 | AdvanceToken(); | |||
7097 | continue; | |||
7098 | case RangeAfter: | |||
7099 | case RangeOverlap: | |||
7100 | break; | |||
7101 | } | |||
7102 | break; | |||
7103 | } | |||
7104 | ||||
7105 | // Look at all of the tokens within this range. | |||
7106 | while (MoreTokens()) { | |||
7107 | const unsigned I = NextToken(); | |||
7108 | SourceLocation TokLoc = GetTokenLoc(I); | |||
7109 | switch (LocationCompare(SrcMgr, TokLoc, cursorRange)) { | |||
7110 | case RangeBefore: | |||
7111 | llvm_unreachable("Infeasible")::llvm::llvm_unreachable_internal("Infeasible", "/build/llvm-toolchain-snapshot-8~svn345461/tools/clang/tools/libclang/CIndex.cpp" , 7111); | |||
7112 | case RangeAfter: | |||
7113 | break; | |||
7114 | case RangeOverlap: | |||
7115 | // For macro expansions, just note where the beginning of the macro | |||
7116 | // expansion occurs. | |||
7117 | if (cursor.kind == CXCursor_MacroExpansion) { | |||
7118 | if (TokLoc == cursorRange.getBegin()) | |||
7119 | Cursors[I] = cursor; | |||
7120 | AdvanceToken(); | |||
7121 | break; | |||
7122 | } | |||
7123 | // We may have already annotated macro names inside macro definitions. | |||
7124 | if (Cursors[I].kind != CXCursor_MacroExpansion) | |||
7125 | Cursors[I] = cursor; | |||
7126 | AdvanceToken(); | |||
7127 | continue; | |||
7128 | } | |||
7129 | break; | |||
7130 | } | |||
7131 | ||||
7132 | // Save the preprocessing token index; restore the non-preprocessing | |||
7133 | // token index. | |||
7134 | PreprocessingTokIdx = TokIdx; | |||
7135 | TokIdx = SavedTokIdx; | |||
7136 | return CXChildVisit_Recurse; | |||
7137 | } | |||
7138 | ||||
7139 | if (cursorRange.isInvalid()) | |||
7140 | return CXChildVisit_Continue; | |||
7141 | ||||
7142 | unsigned BeforeReachingCursorIdx = NextToken(); | |||
7143 | const enum CXCursorKind cursorK = clang_getCursorKind(cursor); | |||
7144 | const enum CXCursorKind K = clang_getCursorKind(parent); | |||
7145 | const CXCursor updateC = | |||
7146 | (clang_isInvalid(K) || K == CXCursor_TranslationUnit || | |||
7147 | // Attributes are annotated out-of-order, skip tokens until we reach it. | |||
7148 | clang_isAttribute(cursor.kind)) | |||
7149 | ? clang_getNullCursor() : parent; | |||
7150 | ||||
7151 | annotateAndAdvanceTokens(updateC, RangeBefore, cursorRange); | |||
7152 | ||||
7153 | // Avoid having the cursor of an expression "overwrite" the annotation of the | |||
7154 | // variable declaration that it belongs to. | |||
7155 | // This can happen for C++ constructor expressions whose range generally | |||
7156 | // include the variable declaration, e.g.: | |||
7157 | // MyCXXClass foo; // Make sure we don't annotate 'foo' as a CallExpr cursor. | |||
7158 | if (clang_isExpression(cursorK) && MoreTokens()) { | |||
7159 | const Expr *E = getCursorExpr(cursor); | |||
7160 | if (const Decl *D = getCursorParentDecl(cursor)) { | |||
7161 | const unsigned I = NextToken(); | |||
7162 | if (E->getBeginLoc().isValid() && D->getLocation().isValid() && | |||
7163 | E->getBeginLoc() == D->getLocation() && | |||
7164 | E->getBeginLoc() == GetTokenLoc(I)) { | |||
7165 | updateCursorAnnotation(Cursors[I], updateC); | |||
7166 | AdvanceToken(); | |||
7167 | } | |||
7168 | } | |||
7169 | } | |||
7170 | ||||
7171 | // Before recursing into the children keep some state that we are going | |||
7172 | // to use in the AnnotateTokensWorker::postVisitChildren callback to do some | |||
7173 | // extra work after the child nodes are visited. | |||
7174 | // Note that we don't call VisitChildren here to avoid traversing statements | |||
7175 | // code-recursively which can blow the stack. | |||
7176 | ||||
7177 | PostChildrenInfo Info; | |||
7178 | Info.Cursor = cursor; | |||
7179 | Info.CursorRange = cursorRange; | |||
7180 | Info.BeforeReachingCursorIdx = BeforeReachingCursorIdx; | |||
7181 | Info.BeforeChildrenTokenIdx = NextToken(); | |||
7182 | Info.ChildActions = DetermineChildActions(cursor); | |||
7183 | PostChildrenInfos.push_back(Info); | |||
7184 | ||||
7185 | return CXChildVisit_Recurse; | |||
7186 | } | |||
7187 | ||||
7188 | bool AnnotateTokensWorker::postVisitChildren(CXCursor cursor) { | |||
7189 | if (PostChildrenInfos.empty()) | |||
7190 | return false; | |||
7191 | const PostChildrenInfo &Info = PostChildrenInfos.back(); | |||
7192 | if (!clang_equalCursors(Info.Cursor, cursor)) | |||
7193 | return false; | |||
7194 | ||||
7195 | HandlePostPonedChildCursors(Info); | |||
7196 | ||||
7197 | const unsigned BeforeChildren = Info.BeforeChildrenTokenIdx; | |||
7198 | const unsigned AfterChildren = NextToken(); | |||
7199 | SourceRange cursorRange = Info.CursorRange; | |||
7200 | ||||
7201 | // Scan the tokens that are at the end of the cursor, but are not captured | |||
7202 | // but the child cursors. | |||
7203 | annotateAndAdvanceTokens(cursor, RangeOverlap, cursorRange); | |||
7204 | ||||
7205 | // Scan the tokens that are at the beginning of the cursor, but are not | |||
7206 | // capture by the child cursors. | |||
7207 | for (unsigned I = BeforeChildren; I != AfterChildren; ++I) { | |||
7208 | if (!clang_isInvalid(clang_getCursorKind(Cursors[I]))) | |||
7209 | break; | |||
7210 | ||||
7211 | Cursors[I] = cursor; | |||
7212 | } | |||
7213 | ||||
7214 | // Attributes are annotated out-of-order, rewind TokIdx to when we first | |||
7215 | // encountered the attribute cursor. | |||
7216 | if (clang_isAttribute(cursor.kind)) | |||
7217 | TokIdx = Info.BeforeReachingCursorIdx; | |||
7218 | ||||
7219 | PostChildrenInfos.pop_back(); | |||
7220 | return false; | |||
7221 | } | |||
7222 | ||||
7223 | void AnnotateTokensWorker::HandlePostPonedChildCursors( | |||
7224 | const PostChildrenInfo &Info) { | |||
7225 | for (const auto &ChildAction : Info.ChildActions) { | |||
7226 | if (ChildAction.action == PostChildrenAction::Postpone) { | |||
7227 | HandlePostPonedChildCursor(ChildAction.cursor, | |||
7228 | Info.BeforeChildrenTokenIdx); | |||
7229 | } | |||
7230 | } | |||
7231 | } | |||
7232 | ||||
7233 | void AnnotateTokensWorker::HandlePostPonedChildCursor( | |||
7234 | CXCursor Cursor, unsigned StartTokenIndex) { | |||
7235 | const auto flags = CXNameRange_WantQualifier | CXNameRange_WantQualifier; | |||
7236 | unsigned I = StartTokenIndex; | |||
7237 | ||||
7238 | // The bracket tokens of a Call or Subscript operator are mapped to | |||
7239 | // CallExpr/CXXOperatorCallExpr because we skipped visiting the corresponding | |||
7240 | // DeclRefExpr. Remap these tokens to the DeclRefExpr cursors. | |||
7241 | for (unsigned RefNameRangeNr = 0; I < NumTokens; RefNameRangeNr++) { | |||
7242 | const CXSourceRange CXRefNameRange = | |||
7243 | clang_getCursorReferenceNameRange(Cursor, flags, RefNameRangeNr); | |||
7244 | if (clang_Range_isNull(CXRefNameRange)) | |||
7245 | break; // All ranges handled. | |||
7246 | ||||
7247 | SourceRange RefNameRange = cxloc::translateCXSourceRange(CXRefNameRange); | |||
7248 | while (I < NumTokens) { | |||
7249 | const SourceLocation TokenLocation = GetTokenLoc(I); | |||
7250 | if (!TokenLocation.isValid()) | |||
7251 | break; | |||
7252 | ||||
7253 | // Adapt the end range, because LocationCompare() reports | |||
7254 | // RangeOverlap even for the not-inclusive end location. | |||
7255 | const SourceLocation fixedEnd = | |||
7256 | RefNameRange.getEnd().getLocWithOffset(-1); | |||
7257 | RefNameRange = SourceRange(RefNameRange.getBegin(), fixedEnd); | |||
7258 | ||||
7259 | const RangeComparisonResult ComparisonResult = | |||
7260 | LocationCompare(SrcMgr, TokenLocation, RefNameRange); | |||
7261 | ||||
7262 | if (ComparisonResult == RangeOverlap) { | |||
7263 | Cursors[I++] = Cursor; | |||
7264 | } else if (ComparisonResult == RangeBefore) { | |||
7265 | ++I; // Not relevant token, check next one. | |||
7266 | } else if (ComparisonResult == RangeAfter) { | |||
7267 | break; // All tokens updated for current range, check next. | |||
7268 | } | |||
7269 | } | |||
7270 | } | |||
7271 | } | |||
7272 | ||||
7273 | static enum CXChildVisitResult AnnotateTokensVisitor(CXCursor cursor, | |||
7274 | CXCursor parent, | |||
7275 | CXClientData client_data) { | |||
7276 | return static_cast<AnnotateTokensWorker*>(client_data)->Visit(cursor, parent); | |||
7277 | } | |||
7278 | ||||
7279 | static bool AnnotateTokensPostChildrenVisitor(CXCursor cursor, | |||
7280 | CXClientData client_data) { | |||
7281 | return static_cast<AnnotateTokensWorker*>(client_data)-> | |||
7282 | postVisitChildren(cursor); | |||
7283 | } | |||
7284 | ||||
7285 | namespace { | |||
7286 | ||||
7287 | /// Uses the macro expansions in the preprocessing record to find | |||
7288 | /// and mark tokens that are macro arguments. This info is used by the | |||
7289 | /// AnnotateTokensWorker. | |||
7290 | class MarkMacroArgTokensVisitor { | |||
7291 | SourceManager &SM; | |||
7292 | CXToken *Tokens; | |||
7293 | unsigned NumTokens; | |||
7294 | unsigned CurIdx; | |||
7295 | ||||
7296 | public: | |||
7297 | MarkMacroArgTokensVisitor(SourceManager &SM, | |||
7298 | CXToken *tokens, unsigned numTokens) | |||
7299 | : SM(SM), Tokens(tokens), NumTokens(numTokens), CurIdx(0) { } | |||
7300 | ||||
7301 | CXChildVisitResult visit(CXCursor cursor, CXCursor parent) { | |||
7302 | if (cursor.kind != CXCursor_MacroExpansion) | |||
7303 | return CXChildVisit_Continue; | |||
7304 | ||||
7305 | SourceRange macroRange = getCursorMacroExpansion(cursor).getSourceRange(); | |||
7306 | if (macroRange.getBegin() == macroRange.getEnd()) | |||
7307 | return CXChildVisit_Continue; // it's not a function macro. | |||
7308 | ||||
7309 | for (; CurIdx < NumTokens; ++CurIdx) { | |||
7310 | if (!SM.isBeforeInTranslationUnit(getTokenLoc(CurIdx), | |||
7311 | macroRange.getBegin())) | |||
7312 | break; | |||
7313 | } | |||
7314 | ||||
7315 | if (CurIdx == NumTokens) | |||
7316 | return CXChildVisit_Break; | |||
7317 | ||||
7318 | for (; CurIdx < NumTokens; ++CurIdx) { | |||
7319 | SourceLocation tokLoc = getTokenLoc(CurIdx); | |||
7320 | if (!SM.isBeforeInTranslationUnit(tokLoc, macroRange.getEnd())) | |||
7321 | break; | |||
7322 | ||||
7323 | setFunctionMacroTokenLoc(CurIdx, SM.getMacroArgExpandedLocation(tokLoc)); | |||
7324 | } | |||
7325 | ||||
7326 | if (CurIdx == NumTokens) | |||
7327 | return CXChildVisit_Break; | |||
7328 | ||||
7329 | return CXChildVisit_Continue; | |||
7330 | } | |||
7331 | ||||
7332 | private: | |||
7333 | CXToken &getTok(unsigned Idx) { | |||
7334 | assert(Idx < NumTokens)((Idx < NumTokens) ? static_cast<void> (0) : __assert_fail ("Idx < NumTokens", "/build/llvm-toolchain-snapshot-8~svn345461/tools/clang/tools/libclang/CIndex.cpp" , 7334, __PRETTY_FUNCTION__)); | |||
7335 | return Tokens[Idx]; | |||
7336 | } | |||
7337 | const CXToken &getTok(unsigned Idx) const { | |||
7338 | assert(Idx < NumTokens)((Idx < NumTokens) ? static_cast<void> (0) : __assert_fail ("Idx < NumTokens", "/build/llvm-toolchain-snapshot-8~svn345461/tools/clang/tools/libclang/CIndex.cpp" , 7338, __PRETTY_FUNCTION__)); | |||
7339 | return Tokens[Idx]; | |||
7340 | } | |||
7341 | ||||
7342 | SourceLocation getTokenLoc(unsigned tokI) { | |||
7343 | return SourceLocation::getFromRawEncoding(getTok(tokI).int_data[1]); | |||
7344 | } | |||
7345 | ||||
7346 | void setFunctionMacroTokenLoc(unsigned tokI, SourceLocation loc) { | |||
7347 | // The third field is reserved and currently not used. Use it here | |||
7348 | // to mark macro arg expanded tokens with their expanded locations. | |||
7349 | getTok(tokI).int_data[3] = loc.getRawEncoding(); | |||
7350 | } | |||
7351 | }; | |||
7352 | ||||
7353 | } // end anonymous namespace | |||
7354 | ||||
7355 | static CXChildVisitResult | |||
7356 | MarkMacroArgTokensVisitorDelegate(CXCursor cursor, CXCursor parent, | |||
7357 | CXClientData client_data) { | |||
7358 | return static_cast<MarkMacroArgTokensVisitor*>(client_data)->visit(cursor, | |||
7359 | parent); | |||
7360 | } | |||
7361 | ||||
7362 | /// Used by \c annotatePreprocessorTokens. | |||
7363 | /// \returns true if lexing was finished, false otherwise. | |||
7364 | static bool lexNext(Lexer &Lex, Token &Tok, | |||
7365 | unsigned &NextIdx, unsigned NumTokens) { | |||
7366 | if (NextIdx >= NumTokens) | |||
7367 | return true; | |||
7368 | ||||
7369 | ++NextIdx; | |||
7370 | Lex.LexFromRawLexer(Tok); | |||
7371 | return Tok.is(tok::eof); | |||
7372 | } | |||
7373 | ||||
7374 | static void annotatePreprocessorTokens(CXTranslationUnit TU, | |||
7375 | SourceRange RegionOfInterest, | |||
7376 | CXCursor *Cursors, | |||
7377 | CXToken *Tokens, | |||
7378 | unsigned NumTokens) { | |||
7379 | ASTUnit *CXXUnit = cxtu::getASTUnit(TU); | |||
7380 | ||||
7381 | Preprocessor &PP = CXXUnit->getPreprocessor(); | |||
7382 | SourceManager &SourceMgr = CXXUnit->getSourceManager(); | |||
7383 | std::pair<FileID, unsigned> BeginLocInfo | |||
7384 | = SourceMgr.getDecomposedSpellingLoc(RegionOfInterest.getBegin()); | |||
7385 | std::pair<FileID, unsigned> EndLocInfo | |||
7386 | = SourceMgr.getDecomposedSpellingLoc(RegionOfInterest.getEnd()); | |||
7387 | ||||
7388 | if (BeginLocInfo.first != EndLocInfo.first) | |||
7389 | return; | |||
7390 | ||||
7391 | StringRef Buffer; | |||
7392 | bool Invalid = false; | |||
7393 | Buffer = SourceMgr.getBufferData(BeginLocInfo.first, &Invalid); | |||
7394 | if (Buffer.empty() || Invalid) | |||
7395 | return; | |||
7396 | ||||
7397 | Lexer Lex(SourceMgr.getLocForStartOfFile(BeginLocInfo.first), | |||
7398 | CXXUnit->getASTContext().getLangOpts(), | |||
7399 | Buffer.begin(), Buffer.data() + BeginLocInfo.second, | |||
7400 | Buffer.end()); | |||
7401 | Lex.SetCommentRetentionState(true); | |||
7402 | ||||
7403 | unsigned NextIdx = 0; | |||
7404 | // Lex tokens in raw mode until we hit the end of the range, to avoid | |||
7405 | // entering #includes or expanding macros. | |||
7406 | while (true) { | |||
7407 | Token Tok; | |||
7408 | if (lexNext(Lex, Tok, NextIdx, NumTokens)) | |||
7409 | break; | |||
7410 | unsigned TokIdx = NextIdx-1; | |||
7411 | assert(Tok.getLocation() ==((Tok.getLocation() == SourceLocation::getFromRawEncoding(Tokens [TokIdx].int_data[1])) ? static_cast<void> (0) : __assert_fail ("Tok.getLocation() == SourceLocation::getFromRawEncoding(Tokens[TokIdx].int_data[1])" , "/build/llvm-toolchain-snapshot-8~svn345461/tools/clang/tools/libclang/CIndex.cpp" , 7412, __PRETTY_FUNCTION__)) | |||
7412 | SourceLocation::getFromRawEncoding(Tokens[TokIdx].int_data[1]))((Tok.getLocation() == SourceLocation::getFromRawEncoding(Tokens [TokIdx].int_data[1])) ? static_cast<void> (0) : __assert_fail ("Tok.getLocation() == SourceLocation::getFromRawEncoding(Tokens[TokIdx].int_data[1])" , "/build/llvm-toolchain-snapshot-8~svn345461/tools/clang/tools/libclang/CIndex.cpp" , 7412, __PRETTY_FUNCTION__)); | |||
7413 | ||||
7414 | reprocess: | |||
7415 | if (Tok.is(tok::hash) && Tok.isAtStartOfLine()) { | |||
7416 | // We have found a preprocessing directive. Annotate the tokens | |||
7417 | // appropriately. | |||
7418 | // | |||
7419 | // FIXME: Some simple tests here could identify macro definitions and | |||
7420 | // #undefs, to provide specific cursor kinds for those. | |||
7421 | ||||
7422 | SourceLocation BeginLoc = Tok.getLocation(); | |||
7423 | if (lexNext(Lex, Tok, NextIdx, NumTokens)) | |||
7424 | break; | |||
7425 | ||||
7426 | MacroInfo *MI = nullptr; | |||
7427 | if (Tok.is(tok::raw_identifier) && Tok.getRawIdentifier() == "define") { | |||
7428 | if (lexNext(Lex, Tok, NextIdx, NumTokens)) | |||
7429 | break; | |||
7430 | ||||
7431 | if (Tok.is(tok::raw_identifier)) { | |||
7432 | IdentifierInfo &II = | |||
7433 | PP.getIdentifierTable().get(Tok.getRawIdentifier()); | |||
7434 | SourceLocation MappedTokLoc = | |||
7435 | CXXUnit->mapLocationToPreamble(Tok.getLocation()); | |||
7436 | MI = getMacroInfo(II, MappedTokLoc, TU); | |||
7437 | } | |||
7438 | } | |||
7439 | ||||
7440 | bool finished = false; | |||
7441 | do { | |||
7442 | if (lexNext(Lex, Tok, NextIdx, NumTokens)) { | |||
7443 | finished = true; | |||
7444 | break; | |||
7445 | } | |||
7446 | // If we are in a macro definition, check if the token was ever a | |||
7447 | // macro name and annotate it if that's the case. | |||
7448 | if (MI) { | |||
7449 | SourceLocation SaveLoc = Tok.getLocation(); | |||
7450 | Tok.setLocation(CXXUnit->mapLocationToPreamble(SaveLoc)); | |||
7451 | MacroDefinitionRecord *MacroDef = | |||
7452 | checkForMacroInMacroDefinition(MI, Tok, TU); | |||
7453 | Tok.setLocation(SaveLoc); | |||
7454 | if (MacroDef) | |||
7455 | Cursors[NextIdx - 1] = | |||
7456 | MakeMacroExpansionCursor(MacroDef, Tok.getLocation(), TU); | |||
7457 | } | |||
7458 | } while (!Tok.isAtStartOfLine()); | |||
7459 | ||||
7460 | unsigned LastIdx = finished ? NextIdx-1 : NextIdx-2; | |||
7461 | assert(TokIdx <= LastIdx)((TokIdx <= LastIdx) ? static_cast<void> (0) : __assert_fail ("TokIdx <= LastIdx", "/build/llvm-toolchain-snapshot-8~svn345461/tools/clang/tools/libclang/CIndex.cpp" , 7461, __PRETTY_FUNCTION__)); | |||
7462 | SourceLocation EndLoc = | |||
7463 | SourceLocation::getFromRawEncoding(Tokens[LastIdx].int_data[1]); | |||
7464 | CXCursor Cursor = | |||
7465 | MakePreprocessingDirectiveCursor(SourceRange(BeginLoc, EndLoc), TU); | |||
7466 | ||||
7467 | for (; TokIdx <= LastIdx; ++TokIdx) | |||
7468 | updateCursorAnnotation(Cursors[TokIdx], Cursor); | |||
7469 | ||||
7470 | if (finished) | |||
7471 | break; | |||
7472 | goto reprocess; | |||
7473 | } | |||
7474 | } | |||
7475 | } | |||
7476 | ||||
7477 | // This gets run a separate thread to avoid stack blowout. | |||
7478 | static void clang_annotateTokensImpl(CXTranslationUnit TU, ASTUnit *CXXUnit, | |||
7479 | CXToken *Tokens, unsigned NumTokens, | |||
7480 | CXCursor *Cursors) { | |||
7481 | CIndexer *CXXIdx = TU->CIdx; | |||
7482 | if (CXXIdx->isOptEnabled(CXGlobalOpt_ThreadBackgroundPriorityForEditing)) | |||
7483 | setThreadBackgroundPriority(); | |||
7484 | ||||
7485 | // Determine the region of interest, which contains all of the tokens. | |||
7486 | SourceRange RegionOfInterest; | |||
7487 | RegionOfInterest.setBegin( | |||
7488 | cxloc::translateSourceLocation(clang_getTokenLocation(TU, Tokens[0]))); | |||
7489 | RegionOfInterest.setEnd( | |||
7490 | cxloc::translateSourceLocation(clang_getTokenLocation(TU, | |||
7491 | Tokens[NumTokens-1]))); | |||
7492 | ||||
7493 | // Relex the tokens within the source range to look for preprocessing | |||
7494 | // directives. | |||
7495 | annotatePreprocessorTokens(TU, RegionOfInterest, Cursors, Tokens, NumTokens); | |||
7496 | ||||
7497 | // If begin location points inside a macro argument, set it to the expansion | |||
7498 | // location so we can have the full context when annotating semantically. | |||
7499 | { | |||
7500 | SourceManager &SM = CXXUnit->getSourceManager(); | |||
7501 | SourceLocation Loc = | |||
7502 | SM.getMacroArgExpandedLocation(RegionOfInterest.getBegin()); | |||
7503 | if (Loc.isMacroID()) | |||
7504 | RegionOfInterest.setBegin(SM.getExpansionLoc(Loc)); | |||
7505 | } | |||
7506 | ||||
7507 | if (CXXUnit->getPreprocessor().getPreprocessingRecord()) { | |||
7508 | // Search and mark tokens that are macro argument expansions. | |||
7509 | MarkMacroArgTokensVisitor Visitor(CXXUnit->getSourceManager(), | |||
7510 | Tokens, NumTokens); | |||
7511 | CursorVisitor MacroArgMarker(TU, | |||
7512 | MarkMacroArgTokensVisitorDelegate, &Visitor, | |||
7513 | /*VisitPreprocessorLast=*/true, | |||
7514 | /*VisitIncludedEntities=*/false, | |||
7515 | RegionOfInterest); | |||
7516 | MacroArgMarker.visitPreprocessedEntitiesInRegion(); | |||
7517 | } | |||
7518 | ||||
7519 | // Annotate all of the source locations in the region of interest that map to | |||
7520 | // a specific cursor. | |||
7521 | AnnotateTokensWorker W(Tokens, Cursors, NumTokens, TU, RegionOfInterest); | |||
7522 | ||||
7523 | // FIXME: We use a ridiculous stack size here because the data-recursion | |||
7524 | // algorithm uses a large stack frame than the non-data recursive version, | |||
7525 | // and AnnotationTokensWorker currently transforms the data-recursion | |||
7526 | // algorithm back into a traditional recursion by explicitly calling | |||
7527 | // VisitChildren(). We will need to remove this explicit recursive call. | |||
7528 | W.AnnotateTokens(); | |||
7529 | ||||
7530 | // If we ran into any entities that involve context-sensitive keywords, | |||
7531 | // take another pass through the tokens to mark them as such. | |||
7532 | if (W.hasContextSensitiveKeywords()) { | |||
7533 | for (unsigned I = 0; I != NumTokens; ++I) { | |||
7534 | if (clang_getTokenKind(Tokens[I]) != CXToken_Identifier) | |||
7535 | continue; | |||
7536 | ||||
7537 | if (Cursors[I].kind == CXCursor_ObjCPropertyDecl) { | |||
7538 | IdentifierInfo *II = static_cast<IdentifierInfo *>(Tokens[I].ptr_data); | |||
7539 | if (const ObjCPropertyDecl *Property | |||
7540 | = dyn_cast_or_null<ObjCPropertyDecl>(getCursorDecl(Cursors[I]))) { | |||
7541 | if (Property->getPropertyAttributesAsWritten() != 0 && | |||
7542 | llvm::StringSwitch<bool>(II->getName()) | |||
7543 | .Case("readonly", true) | |||
7544 | .Case("assign", true) | |||
7545 | .Case("unsafe_unretained", true) | |||
7546 | .Case("readwrite", true) | |||
7547 | .Case("retain", true) | |||
7548 | .Case("copy", true) | |||
7549 | .Case("nonatomic", true) | |||
7550 | .Case("atomic", true) | |||
7551 | .Case("getter", true) | |||
7552 | .Case("setter", true) | |||
7553 | .Case("strong", true) | |||
7554 | .Case("weak", true) | |||
7555 | .Case("class", true) | |||
7556 | .Default(false)) | |||
7557 | Tokens[I].int_data[0] = CXToken_Keyword; | |||
7558 | } | |||
7559 | continue; | |||
7560 | } | |||
7561 | ||||
7562 | if (Cursors[I].kind == CXCursor_ObjCInstanceMethodDecl || | |||
7563 | Cursors[I].kind == CXCursor_ObjCClassMethodDecl) { | |||
7564 | IdentifierInfo *II = static_cast<IdentifierInfo *>(Tokens[I].ptr_data); | |||
7565 | if (llvm::StringSwitch<bool>(II->getName()) | |||
7566 | .Case("in", true) | |||
7567 | .Case("out", true) | |||
7568 | .Case("inout", true) | |||
7569 | .Case("oneway", true) | |||
7570 | .Case("bycopy", true) | |||
7571 | .Case("byref", true) | |||
7572 | .Default(false)) | |||
7573 | Tokens[I].int_data[0] = CXToken_Keyword; | |||
7574 | continue; | |||
7575 | } | |||
7576 | ||||
7577 | if (Cursors[I].kind == CXCursor_CXXFinalAttr || | |||
7578 | Cursors[I].kind == CXCursor_CXXOverrideAttr) { | |||
7579 | Tokens[I].int_data[0] = CXToken_Keyword; | |||
7580 | continue; | |||
7581 | } | |||
7582 | } | |||
7583 | } | |||
7584 | } | |||
7585 | ||||
7586 | void clang_annotateTokens(CXTranslationUnit TU, | |||
7587 | CXToken *Tokens, unsigned NumTokens, | |||
7588 | CXCursor *Cursors) { | |||
7589 | if (isNotUsableTU(TU)) { | |||
7590 | LOG_BAD_TU(TU)do { if (clang::cxindex::LogRef Log = clang::cxindex::Logger:: make(__func__)) { *Log << "called with a bad TU: " << TU; } } while(false); | |||
7591 | return; | |||
7592 | } | |||
7593 | if (NumTokens == 0 || !Tokens || !Cursors) { | |||
7594 | LOG_FUNC_SECTIONif (clang::cxindex::LogRef Log = clang::cxindex::Logger::make (__func__)) { *Log << "<null input>"; } | |||
7595 | return; | |||
7596 | } | |||
7597 | ||||
7598 | LOG_FUNC_SECTIONif (clang::cxindex::LogRef Log = clang::cxindex::Logger::make (__func__)) { | |||
7599 | *Log << TU << ' '; | |||
7600 | CXSourceLocation bloc = clang_getTokenLocation(TU, Tokens[0]); | |||
7601 | CXSourceLocation eloc = clang_getTokenLocation(TU, Tokens[NumTokens-1]); | |||
7602 | *Log << clang_getRange(bloc, eloc); | |||
7603 | } | |||
7604 | ||||
7605 | // Any token we don't specifically annotate will have a NULL cursor. | |||
7606 | CXCursor C = clang_getNullCursor(); | |||
7607 | for (unsigned I = 0; I != NumTokens; ++I) | |||
7608 | Cursors[I] = C; | |||
7609 | ||||
7610 | ASTUnit *CXXUnit = cxtu::getASTUnit(TU); | |||
7611 | if (!CXXUnit) | |||
7612 | return; | |||
7613 | ||||
7614 | ASTUnit::ConcurrencyCheck Check(*CXXUnit); | |||
7615 | ||||
7616 | auto AnnotateTokensImpl = [=]() { | |||
7617 | clang_annotateTokensImpl(TU, CXXUnit, Tokens, NumTokens, Cursors); | |||
7618 | }; | |||
7619 | llvm::CrashRecoveryContext CRC; | |||
7620 | if (!RunSafely(CRC, AnnotateTokensImpl, GetSafetyThreadStackSize() * 2)) { | |||
7621 | fprintf(stderrstderr, "libclang: crash detected while annotating tokens\n"); | |||
7622 | } | |||
7623 | } | |||
7624 | ||||
7625 | //===----------------------------------------------------------------------===// | |||
7626 | // Operations for querying linkage of a cursor. | |||
7627 | //===----------------------------------------------------------------------===// | |||
7628 | ||||
7629 | CXLinkageKind clang_getCursorLinkage(CXCursor cursor) { | |||
7630 | if (!clang_isDeclaration(cursor.kind)) | |||
7631 | return CXLinkage_Invalid; | |||
7632 | ||||
7633 | const Decl *D = cxcursor::getCursorDecl(cursor); | |||
7634 | if (const NamedDecl *ND = dyn_cast_or_null<NamedDecl>(D)) | |||
7635 | switch (ND->getLinkageInternal()) { | |||
7636 | case NoLinkage: | |||
7637 | case VisibleNoLinkage: return CXLinkage_NoLinkage; | |||
7638 | case ModuleInternalLinkage: | |||
7639 | case InternalLinkage: return CXLinkage_Internal; | |||
7640 | case UniqueExternalLinkage: return CXLinkage_UniqueExternal; | |||
7641 | case ModuleLinkage: | |||
7642 | case ExternalLinkage: return CXLinkage_External; | |||
7643 | }; | |||
7644 | ||||
7645 | return CXLinkage_Invalid; | |||
7646 | } | |||
7647 | ||||
7648 | //===----------------------------------------------------------------------===// | |||
7649 | // Operations for querying visibility of a cursor. | |||
7650 | //===----------------------------------------------------------------------===// | |||
7651 | ||||
7652 | CXVisibilityKind clang_getCursorVisibility(CXCursor cursor) { | |||
7653 | if (!clang_isDeclaration(cursor.kind)) | |||
7654 | return CXVisibility_Invalid; | |||
7655 | ||||
7656 | const Decl *D = cxcursor::getCursorDecl(cursor); | |||
7657 | if (const NamedDecl *ND = dyn_cast_or_null<NamedDecl>(D)) | |||
7658 | switch (ND->getVisibility()) { | |||
7659 | case HiddenVisibility: return CXVisibility_Hidden; | |||
7660 | case ProtectedVisibility: return CXVisibility_Protected; | |||
7661 | case DefaultVisibility: return CXVisibility_Default; | |||
7662 | }; | |||
7663 | ||||
7664 | return CXVisibility_Invalid; | |||
7665 | } | |||
7666 | ||||
7667 | //===----------------------------------------------------------------------===// | |||
7668 | // Operations for querying language of a cursor. | |||
7669 | //===----------------------------------------------------------------------===// | |||
7670 | ||||
7671 | static CXLanguageKind getDeclLanguage(const Decl *D) { | |||
7672 | if (!D) | |||
7673 | return CXLanguage_C; | |||
7674 | ||||
7675 | switch (D->getKind()) { | |||
7676 | default: | |||
7677 | break; | |||
7678 | case Decl::ImplicitParam: | |||
7679 | case Decl::ObjCAtDefsField: | |||
7680 | case Decl::ObjCCategory: | |||
7681 | case Decl::ObjCCategoryImpl: | |||
7682 | case Decl::ObjCCompatibleAlias: | |||
7683 | case Decl::ObjCImplementation: | |||
7684 | case Decl::ObjCInterface: | |||
7685 | case Decl::ObjCIvar: | |||
7686 | case Decl::ObjCMethod: | |||
7687 | case Decl::ObjCProperty: | |||
7688 | case Decl::ObjCPropertyImpl: | |||
7689 | case Decl::ObjCProtocol: | |||
7690 | case Decl::ObjCTypeParam: | |||
7691 | return CXLanguage_ObjC; | |||
7692 | case Decl::CXXConstructor: | |||
7693 | case Decl::CXXConversion: | |||
7694 | case Decl::CXXDestructor: | |||
7695 | case Decl::CXXMethod: | |||
7696 | case Decl::CXXRecord: | |||
7697 | case Decl::ClassTemplate: | |||
7698 | case Decl::ClassTemplatePartialSpecialization: | |||
7699 | case Decl::ClassTemplateSpecialization: | |||
7700 | case Decl::Friend: | |||
7701 | case Decl::FriendTemplate: | |||
7702 | case Decl::FunctionTemplate: | |||
7703 | case Decl::LinkageSpec: | |||
7704 | case Decl::Namespace: | |||
7705 | case Decl::NamespaceAlias: | |||
7706 | case Decl::NonTypeTemplateParm: | |||
7707 | case Decl::StaticAssert: | |||
7708 | case Decl::TemplateTemplateParm: | |||
7709 | case Decl::TemplateTypeParm: | |||
7710 | case Decl::UnresolvedUsingTypename: | |||
7711 | case Decl::UnresolvedUsingValue: | |||
7712 | case Decl::Using: | |||
7713 | case Decl::UsingDirective: | |||
7714 | case Decl::UsingShadow: | |||
7715 | return CXLanguage_CPlusPlus; | |||
7716 | } | |||
7717 | ||||
7718 | return CXLanguage_C; | |||
7719 | } | |||
7720 | ||||
7721 | static CXAvailabilityKind getCursorAvailabilityForDecl(const Decl *D) { | |||
7722 | if (isa<FunctionDecl>(D) && cast<FunctionDecl>(D)->isDeleted()) | |||
7723 | return CXAvailability_NotAvailable; | |||
7724 | ||||
7725 | switch (D->getAvailability()) { | |||
7726 | case AR_Available: | |||
7727 | case AR_NotYetIntroduced: | |||
7728 | if (const EnumConstantDecl *EnumConst = dyn_cast<EnumConstantDecl>(D)) | |||
7729 | return getCursorAvailabilityForDecl( | |||
7730 | cast<Decl>(EnumConst->getDeclContext())); | |||
7731 | return CXAvailability_Available; | |||
7732 | ||||
7733 | case AR_Deprecated: | |||
7734 | return CXAvailability_Deprecated; | |||
7735 | ||||
7736 | case AR_Unavailable: | |||
7737 | return CXAvailability_NotAvailable; | |||
7738 | } | |||
7739 | ||||
7740 | llvm_unreachable("Unknown availability kind!")::llvm::llvm_unreachable_internal("Unknown availability kind!" , "/build/llvm-toolchain-snapshot-8~svn345461/tools/clang/tools/libclang/CIndex.cpp" , 7740); | |||
7741 | } | |||
7742 | ||||
7743 | enum CXAvailabilityKind clang_getCursorAvailability(CXCursor cursor) { | |||
7744 | if (clang_isDeclaration(cursor.kind)) | |||
7745 | if (const Decl *D = cxcursor::getCursorDecl(cursor)) | |||
7746 | return getCursorAvailabilityForDecl(D); | |||
7747 | ||||
7748 | return CXAvailability_Available; | |||
7749 | } | |||
7750 | ||||
7751 | static CXVersion convertVersion(VersionTuple In) { | |||
7752 | CXVersion Out = { -1, -1, -1 }; | |||
7753 | if (In.empty()) | |||
7754 | return Out; | |||
7755 | ||||
7756 | Out.Major = In.getMajor(); | |||
7757 | ||||
7758 | Optional<unsigned> Minor = In.getMinor(); | |||
7759 | if (Minor.hasValue()) | |||
7760 | Out.Minor = *Minor; | |||
7761 | else | |||
7762 | return Out; | |||
7763 | ||||
7764 | Optional<unsigned> Subminor = In.getSubminor(); | |||
7765 | if (Subminor.hasValue()) | |||
7766 | Out.Subminor = *Subminor; | |||
7767 | ||||
7768 | return Out; | |||
7769 | } | |||
7770 | ||||
7771 | static void getCursorPlatformAvailabilityForDecl( | |||
7772 | const Decl *D, int *always_deprecated, CXString *deprecated_message, | |||
7773 | int *always_unavailable, CXString *unavailable_message, | |||
7774 | SmallVectorImpl<AvailabilityAttr *> &AvailabilityAttrs) { | |||
7775 | bool HadAvailAttr = false; | |||
7776 | for (auto A : D->attrs()) { | |||
7777 | if (DeprecatedAttr *Deprecated = dyn_cast<DeprecatedAttr>(A)) { | |||
7778 | HadAvailAttr = true; | |||
7779 | if (always_deprecated) | |||
7780 | *always_deprecated = 1; | |||
7781 | if (deprecated_message) { | |||
7782 | clang_disposeString(*deprecated_message); | |||
7783 | *deprecated_message = cxstring::createDup(Deprecated->getMessage()); | |||
7784 | } | |||
7785 | continue; | |||
7786 | } | |||
7787 | ||||
7788 | if (UnavailableAttr *Unavailable = dyn_cast<UnavailableAttr>(A)) { | |||
7789 | HadAvailAttr = true; | |||
7790 | if (always_unavailable) | |||
7791 | *always_unavailable = 1; | |||
7792 | if (unavailable_message) { | |||
7793 | clang_disposeString(*unavailable_message); | |||
7794 | *unavailable_message = cxstring::createDup(Unavailable->getMessage()); | |||
7795 | } | |||
7796 | continue; | |||
7797 | } | |||
7798 | ||||
7799 | if (AvailabilityAttr *Avail = dyn_cast<AvailabilityAttr>(A)) { | |||
7800 | AvailabilityAttrs.push_back(Avail); | |||
7801 | HadAvailAttr = true; | |||
7802 | } | |||
7803 | } | |||
7804 | ||||
7805 | if (!HadAvailAttr) | |||
7806 | if (const EnumConstantDecl *EnumConst = dyn_cast<EnumConstantDecl>(D)) | |||
7807 | return getCursorPlatformAvailabilityForDecl( | |||
7808 | cast<Decl>(EnumConst->getDeclContext()), always_deprecated, | |||
7809 | deprecated_message, always_unavailable, unavailable_message, | |||
7810 | AvailabilityAttrs); | |||
7811 | ||||
7812 | if (AvailabilityAttrs.empty()) | |||
7813 | return; | |||
7814 | ||||
7815 | llvm::sort(AvailabilityAttrs, | |||
7816 | [](AvailabilityAttr *LHS, AvailabilityAttr *RHS) { | |||
7817 | return LHS->getPlatform()->getName() < | |||
7818 | RHS->getPlatform()->getName(); | |||
7819 | }); | |||
7820 | ASTContext &Ctx = D->getASTContext(); | |||
7821 | auto It = std::unique( | |||
7822 | AvailabilityAttrs.begin(), AvailabilityAttrs.end(), | |||
7823 | [&Ctx](AvailabilityAttr *LHS, AvailabilityAttr *RHS) { | |||
7824 | if (LHS->getPlatform() != RHS->getPlatform()) | |||
7825 | return false; | |||
7826 | ||||
7827 | if (LHS->getIntroduced() == RHS->getIntroduced() && | |||
7828 | LHS->getDeprecated() == RHS->getDeprecated() && | |||
7829 | LHS->getObsoleted() == RHS->getObsoleted() && | |||
7830 | LHS->getMessage() == RHS->getMessage() && | |||
7831 | LHS->getReplacement() == RHS->getReplacement()) | |||
7832 | return true; | |||
7833 | ||||
7834 | if ((!LHS->getIntroduced().empty() && !RHS->getIntroduced().empty()) || | |||
7835 | (!LHS->getDeprecated().empty() && !RHS->getDeprecated().empty()) || | |||
7836 | (!LHS->getObsoleted().empty() && !RHS->getObsoleted().empty())) | |||
7837 | return false; | |||
7838 | ||||
7839 | if (LHS->getIntroduced().empty() && !RHS->getIntroduced().empty()) | |||
7840 | LHS->setIntroduced(Ctx, RHS->getIntroduced()); | |||
7841 | ||||
7842 | if (LHS->getDeprecated().empty() && !RHS->getDeprecated().empty()) { | |||
7843 | LHS->setDeprecated(Ctx, RHS->getDeprecated()); | |||
7844 | if (LHS->getMessage().empty()) | |||
7845 | LHS->setMessage(Ctx, RHS->getMessage()); | |||
7846 | if (LHS->getReplacement().empty()) | |||
7847 | LHS->setReplacement(Ctx, RHS->getReplacement()); | |||
7848 | } | |||
7849 | ||||
7850 | if (LHS->getObsoleted().empty() && !RHS->getObsoleted().empty()) { | |||
7851 | LHS->setObsoleted(Ctx, RHS->getObsoleted()); | |||
7852 | if (LHS->getMessage().empty()) | |||
7853 | LHS->setMessage(Ctx, RHS->getMessage()); | |||
7854 | if (LHS->getReplacement().empty()) | |||
7855 | LHS->setReplacement(Ctx, RHS->getReplacement()); | |||
7856 | } | |||
7857 | ||||
7858 | return true; | |||
7859 | }); | |||
7860 | AvailabilityAttrs.erase(It, AvailabilityAttrs.end()); | |||
7861 | } | |||
7862 | ||||
7863 | int clang_getCursorPlatformAvailability(CXCursor cursor, int *always_deprecated, | |||
7864 | CXString *deprecated_message, | |||
7865 | int *always_unavailable, | |||
7866 | CXString *unavailable_message, | |||
7867 | CXPlatformAvailability *availability, | |||
7868 | int availability_size) { | |||
7869 | if (always_deprecated) | |||
7870 | *always_deprecated = 0; | |||
7871 | if (deprecated_message) | |||
7872 | *deprecated_message = cxstring::createEmpty(); | |||
7873 | if (always_unavailable) | |||
7874 | *always_unavailable = 0; | |||
7875 | if (unavailable_message) | |||
7876 | *unavailable_message = cxstring::createEmpty(); | |||
7877 | ||||
7878 | if (!clang_isDeclaration(cursor.kind)) | |||
7879 | return 0; | |||
7880 | ||||
7881 | const Decl *D = cxcursor::getCursorDecl(cursor); | |||
7882 | if (!D) | |||
7883 | return 0; | |||
7884 | ||||
7885 | SmallVector<AvailabilityAttr *, 8> AvailabilityAttrs; | |||
7886 | getCursorPlatformAvailabilityForDecl(D, always_deprecated, deprecated_message, | |||
7887 | always_unavailable, unavailable_message, | |||
7888 | AvailabilityAttrs); | |||
7889 | for (const auto &Avail : | |||
7890 | llvm::enumerate(llvm::makeArrayRef(AvailabilityAttrs) | |||
7891 | .take_front(availability_size))) { | |||
7892 | availability[Avail.index()].Platform = | |||
7893 | cxstring::createDup(Avail.value()->getPlatform()->getName()); | |||
7894 | availability[Avail.index()].Introduced = | |||
7895 | convertVersion(Avail.value()->getIntroduced()); | |||
7896 | availability[Avail.index()].Deprecated = | |||
7897 | convertVersion(Avail.value()->getDeprecated()); | |||
7898 | availability[Avail.index()].Obsoleted = | |||
7899 | convertVersion(Avail.value()->getObsoleted()); | |||
7900 | availability[Avail.index()].Unavailable = Avail.value()->getUnavailable(); | |||
7901 | availability[Avail.index()].Message = | |||
7902 | cxstring::createDup(Avail.value()->getMessage()); | |||
7903 | } | |||
7904 | ||||
7905 | return AvailabilityAttrs.size(); | |||
7906 | } | |||
7907 | ||||
7908 | void clang_disposeCXPlatformAvailability(CXPlatformAvailability *availability) { | |||
7909 | clang_disposeString(availability->Platform); | |||
7910 | clang_disposeString(availability->Message); | |||
7911 | } | |||
7912 | ||||
7913 | CXLanguageKind clang_getCursorLanguage(CXCursor cursor) { | |||
7914 | if (clang_isDeclaration(cursor.kind)) | |||
7915 | return getDeclLanguage(cxcursor::getCursorDecl(cursor)); | |||
7916 | ||||
7917 | return CXLanguage_Invalid; | |||
7918 | } | |||
7919 | ||||
7920 | CXTLSKind clang_getCursorTLSKind(CXCursor cursor) { | |||
7921 | const Decl *D = cxcursor::getCursorDecl(cursor); | |||
7922 | if (const VarDecl *VD = dyn_cast<VarDecl>(D)) { | |||
7923 | switch (VD->getTLSKind()) { | |||
7924 | case VarDecl::TLS_None: | |||
7925 | return CXTLS_None; | |||
7926 | case VarDecl::TLS_Dynamic: | |||
7927 | return CXTLS_Dynamic; | |||
7928 | case VarDecl::TLS_Static: | |||
7929 | return CXTLS_Static; | |||
7930 | } | |||
7931 | } | |||
7932 | ||||
7933 | return CXTLS_None; | |||
7934 | } | |||
7935 | ||||
7936 | /// If the given cursor is the "templated" declaration | |||
7937 | /// describing a class or function template, return the class or | |||
7938 | /// function template. | |||
7939 | static const Decl *maybeGetTemplateCursor(const Decl *D) { | |||
7940 | if (!D) | |||
7941 | return nullptr; | |||
7942 | ||||
7943 | if (const FunctionDecl *FD = dyn_cast<FunctionDecl>(D)) | |||
7944 | if (FunctionTemplateDecl *FunTmpl = FD->getDescribedFunctionTemplate()) | |||
7945 | return FunTmpl; | |||
7946 | ||||
7947 | if (const CXXRecordDecl *RD = dyn_cast<CXXRecordDecl>(D)) | |||
7948 | if (ClassTemplateDecl *ClassTmpl = RD->getDescribedClassTemplate()) | |||
7949 | return ClassTmpl; | |||
7950 | ||||
7951 | return D; | |||
7952 | } | |||
7953 | ||||
7954 | ||||
7955 | enum CX_StorageClass clang_Cursor_getStorageClass(CXCursor C) { | |||
7956 | StorageClass sc = SC_None; | |||
7957 | const Decl *D = getCursorDecl(C); | |||
7958 | if (D) { | |||
7959 | if (const FunctionDecl *FD = dyn_cast<FunctionDecl>(D)) { | |||
7960 | sc = FD->getStorageClass(); | |||
7961 | } else if (const VarDecl *VD = dyn_cast<VarDecl>(D)) { | |||
7962 | sc = VD->getStorageClass(); | |||
7963 | } else { | |||
7964 | return CX_SC_Invalid; | |||
7965 | } | |||
7966 | } else { | |||
7967 | return CX_SC_Invalid; | |||
7968 | } | |||
7969 | switch (sc) { | |||
7970 | case SC_None: | |||
7971 | return CX_SC_None; | |||
7972 | case SC_Extern: | |||
7973 | return CX_SC_Extern; | |||
7974 | case SC_Static: | |||
7975 | return CX_SC_Static; | |||
7976 | case SC_PrivateExtern: | |||
7977 | return CX_SC_PrivateExtern; | |||
7978 | case SC_Auto: | |||
7979 | return CX_SC_Auto; | |||
7980 | case SC_Register: | |||
7981 | return CX_SC_Register; | |||
7982 | } | |||
7983 | llvm_unreachable("Unhandled storage class!")::llvm::llvm_unreachable_internal("Unhandled storage class!", "/build/llvm-toolchain-snapshot-8~svn345461/tools/clang/tools/libclang/CIndex.cpp" , 7983); | |||
7984 | } | |||
7985 | ||||
7986 | CXCursor clang_getCursorSemanticParent(CXCursor cursor) { | |||
7987 | if (clang_isDeclaration(cursor.kind)) { | |||
7988 | if (const Decl *D = getCursorDecl(cursor)) { | |||
7989 | const DeclContext *DC = D->getDeclContext(); | |||
7990 | if (!DC) | |||
7991 | return clang_getNullCursor(); | |||
7992 | ||||
7993 | return MakeCXCursor(maybeGetTemplateCursor(cast<Decl>(DC)), | |||
7994 | getCursorTU(cursor)); | |||
7995 | } | |||
7996 | } | |||
7997 | ||||
7998 | if (clang_isStatement(cursor.kind) || clang_isExpression(cursor.kind)) { | |||
7999 | if (const Decl *D = getCursorDecl(cursor)) | |||
8000 | return MakeCXCursor(D, getCursorTU(cursor)); | |||
8001 | } | |||
8002 | ||||
8003 | return clang_getNullCursor(); | |||
8004 | } | |||
8005 | ||||
8006 | CXCursor clang_getCursorLexicalParent(CXCursor cursor) { | |||
8007 | if (clang_isDeclaration(cursor.kind)) { | |||
8008 | if (const Decl *D = getCursorDecl(cursor)) { | |||
8009 | const DeclContext *DC = D->getLexicalDeclContext(); | |||
8010 | if (!DC) | |||
8011 | return clang_getNullCursor(); | |||
8012 | ||||
8013 | return MakeCXCursor(maybeGetTemplateCursor(cast<Decl>(DC)), | |||
8014 | getCursorTU(cursor)); | |||
8015 | } | |||
8016 | } | |||
8017 | ||||
8018 | // FIXME: Note that we can't easily compute the lexical context of a | |||
8019 | // statement or expression, so we return nothing. | |||
8020 | return clang_getNullCursor(); | |||
8021 | } | |||
8022 | ||||
8023 | CXFile clang_getIncludedFile(CXCursor cursor) { | |||
8024 | if (cursor.kind != CXCursor_InclusionDirective) | |||
8025 | return nullptr; | |||
8026 | ||||
8027 | const InclusionDirective *ID = getCursorInclusionDirective(cursor); | |||
8028 | return const_cast<FileEntry *>(ID->getFile()); | |||
8029 | } | |||
8030 | ||||
8031 | unsigned clang_Cursor_getObjCPropertyAttributes(CXCursor C, unsigned reserved) { | |||
8032 | if (C.kind != CXCursor_ObjCPropertyDecl) | |||
8033 | return CXObjCPropertyAttr_noattr; | |||
8034 | ||||
8035 | unsigned Result = CXObjCPropertyAttr_noattr; | |||
8036 | const ObjCPropertyDecl *PD = dyn_cast<ObjCPropertyDecl>(getCursorDecl(C)); | |||
8037 | ObjCPropertyDecl::PropertyAttributeKind Attr = | |||
8038 | PD->getPropertyAttributesAsWritten(); | |||
8039 | ||||
8040 | #define SET_CXOBJCPROP_ATTR(A) \ | |||
8041 | if (Attr & ObjCPropertyDecl::OBJC_PR_##A) \ | |||
8042 | Result |= CXObjCPropertyAttr_##A | |||
8043 | SET_CXOBJCPROP_ATTR(readonly); | |||
8044 | SET_CXOBJCPROP_ATTR(getter); | |||
8045 | SET_CXOBJCPROP_ATTR(assign); | |||
8046 | SET_CXOBJCPROP_ATTR(readwrite); | |||
8047 | SET_CXOBJCPROP_ATTR(retain); | |||
8048 | SET_CXOBJCPROP_ATTR(copy); | |||
8049 | SET_CXOBJCPROP_ATTR(nonatomic); | |||
8050 | SET_CXOBJCPROP_ATTR(setter); | |||
8051 | SET_CXOBJCPROP_ATTR(atomic); | |||
8052 | SET_CXOBJCPROP_ATTR(weak); | |||
8053 | SET_CXOBJCPROP_ATTR(strong); | |||
8054 | SET_CXOBJCPROP_ATTR(unsafe_unretained); | |||
8055 | SET_CXOBJCPROP_ATTR(class); | |||
8056 | #undef SET_CXOBJCPROP_ATTR | |||
8057 | ||||
8058 | return Result; | |||
8059 | } | |||
8060 | ||||
8061 | CXString clang_Cursor_getObjCPropertyGetterName(CXCursor C) { | |||
8062 | if (C.kind != CXCursor_ObjCPropertyDecl) | |||
8063 | return cxstring::createNull(); | |||
8064 | ||||
8065 | const ObjCPropertyDecl *PD = dyn_cast<ObjCPropertyDecl>(getCursorDecl(C)); | |||
8066 | Selector sel = PD->getGetterName(); | |||
8067 | if (sel.isNull()) | |||
8068 | return cxstring::createNull(); | |||
8069 | ||||
8070 | return cxstring::createDup(sel.getAsString()); | |||
8071 | } | |||
8072 | ||||
8073 | CXString clang_Cursor_getObjCPropertySetterName(CXCursor C) { | |||
8074 | if (C.kind != CXCursor_ObjCPropertyDecl) | |||
8075 | return cxstring::createNull(); | |||
8076 | ||||
8077 | const ObjCPropertyDecl *PD = dyn_cast<ObjCPropertyDecl>(getCursorDecl(C)); | |||
8078 | Selector sel = PD->getSetterName(); | |||
8079 | if (sel.isNull()) | |||
8080 | return cxstring::createNull(); | |||
8081 | ||||
8082 | return cxstring::createDup(sel.getAsString()); | |||
8083 | } | |||
8084 | ||||
8085 | unsigned clang_Cursor_getObjCDeclQualifiers(CXCursor C) { | |||
8086 | if (!clang_isDeclaration(C.kind)) | |||
8087 | return CXObjCDeclQualifier_None; | |||
8088 | ||||
8089 | Decl::ObjCDeclQualifier QT = Decl::OBJC_TQ_None; | |||
8090 | const Decl *D = getCursorDecl(C); | |||
8091 | if (const ObjCMethodDecl *MD = dyn_cast<ObjCMethodDecl>(D)) | |||
8092 | QT = MD->getObjCDeclQualifier(); | |||
8093 | else if (const ParmVarDecl *PD = dyn_cast<ParmVarDecl>(D)) | |||
8094 | QT = PD->getObjCDeclQualifier(); | |||
8095 | if (QT == Decl::OBJC_TQ_None) | |||
8096 | return CXObjCDeclQualifier_None; | |||
8097 | ||||
8098 | unsigned Result = CXObjCDeclQualifier_None; | |||
8099 | if (QT & Decl::OBJC_TQ_In) Result |= CXObjCDeclQualifier_In; | |||
8100 | if (QT & Decl::OBJC_TQ_Inout) Result |= CXObjCDeclQualifier_Inout; | |||
8101 | if (QT & Decl::OBJC_TQ_Out) Result |= CXObjCDeclQualifier_Out; | |||
8102 | if (QT & Decl::OBJC_TQ_Bycopy) Result |= CXObjCDeclQualifier_Bycopy; | |||
8103 | if (QT & Decl::OBJC_TQ_Byref) Result |= CXObjCDeclQualifier_Byref; | |||
8104 | if (QT & Decl::OBJC_TQ_Oneway) Result |= CXObjCDeclQualifier_Oneway; | |||
8105 | ||||
8106 | return Result; | |||
8107 | } | |||
8108 | ||||
8109 | unsigned clang_Cursor_isObjCOptional(CXCursor C) { | |||
8110 | if (!clang_isDeclaration(C.kind)) | |||
8111 | return 0; | |||
8112 | ||||
8113 | const Decl *D = getCursorDecl(C); | |||
8114 | if (const ObjCPropertyDecl *PD = dyn_cast<ObjCPropertyDecl>(D)) | |||
8115 | return PD->getPropertyImplementation() == ObjCPropertyDecl::Optional; | |||
8116 | if (const ObjCMethodDecl *MD = dyn_cast<ObjCMethodDecl>(D)) | |||
8117 | return MD->getImplementationControl() == ObjCMethodDecl::Optional; | |||
8118 | ||||
8119 | return 0; | |||
8120 | } | |||
8121 | ||||
8122 | unsigned clang_Cursor_isVariadic(CXCursor C) { | |||
8123 | if (!clang_isDeclaration(C.kind)) | |||
8124 | return 0; | |||
8125 | ||||
8126 | const Decl *D = getCursorDecl(C); | |||
8127 | if (const FunctionDecl *FD = dyn_cast<FunctionDecl>(D)) | |||
8128 | return FD->isVariadic(); | |||
8129 | if (const ObjCMethodDecl *MD = dyn_cast<ObjCMethodDecl>(D)) | |||
8130 | return MD->isVariadic(); | |||
8131 | ||||
8132 | return 0; | |||
8133 | } | |||
8134 | ||||
8135 | unsigned clang_Cursor_isExternalSymbol(CXCursor C, | |||
8136 | CXString *language, CXString *definedIn, | |||
8137 | unsigned *isGenerated) { | |||
8138 | if (!clang_isDeclaration(C.kind)) | |||
8139 | return 0; | |||
8140 | ||||
8141 | const Decl *D = getCursorDecl(C); | |||
8142 | ||||
8143 | if (auto *attr = D->getExternalSourceSymbolAttr()) { | |||
8144 | if (language) | |||
8145 | *language = cxstring::createDup(attr->getLanguage()); | |||
8146 | if (definedIn) | |||
8147 | *definedIn = cxstring::createDup(attr->getDefinedIn()); | |||
8148 | if (isGenerated) | |||
8149 | *isGenerated = attr->getGeneratedDeclaration(); | |||
8150 | return 1; | |||
8151 | } | |||
8152 | return 0; | |||
8153 | } | |||
8154 | ||||
8155 | CXSourceRange clang_Cursor_getCommentRange(CXCursor C) { | |||
8156 | if (!clang_isDeclaration(C.kind)) | |||
8157 | return clang_getNullRange(); | |||
8158 | ||||
8159 | const Decl *D = getCursorDecl(C); | |||
8160 | ASTContext &Context = getCursorContext(C); | |||
8161 | const RawComment *RC = Context.getRawCommentForAnyRedecl(D); | |||
8162 | if (!RC) | |||
8163 | return clang_getNullRange(); | |||
8164 | ||||
8165 | return cxloc::translateSourceRange(Context, RC->getSourceRange()); | |||
8166 | } | |||
8167 | ||||
8168 | CXString clang_Cursor_getRawCommentText(CXCursor C) { | |||
8169 | if (!clang_isDeclaration(C.kind)) | |||
8170 | return cxstring::createNull(); | |||
8171 | ||||
8172 | const Decl *D = getCursorDecl(C); | |||
8173 | ASTContext &Context = getCursorContext(C); | |||
8174 | const RawComment *RC = Context.getRawCommentForAnyRedecl(D); | |||
8175 | StringRef RawText = RC ? RC->getRawText(Context.getSourceManager()) : | |||
8176 | StringRef(); | |||
8177 | ||||
8178 | // Don't duplicate the string because RawText points directly into source | |||
8179 | // code. | |||
8180 | return cxstring::createRef(RawText); | |||
8181 | } | |||
8182 | ||||
8183 | CXString clang_Cursor_getBriefCommentText(CXCursor C) { | |||
8184 | if (!clang_isDeclaration(C.kind)) | |||
8185 | return cxstring::createNull(); | |||
8186 | ||||
8187 | const Decl *D = getCursorDecl(C); | |||
8188 | const ASTContext &Context = getCursorContext(C); | |||
8189 | const RawComment *RC = Context.getRawCommentForAnyRedecl(D); | |||
8190 | ||||
8191 | if (RC) { | |||
8192 | StringRef BriefText = RC->getBriefText(Context); | |||
8193 | ||||
8194 | // Don't duplicate the string because RawComment ensures that this memory | |||
8195 | // will not go away. | |||
8196 | return cxstring::createRef(BriefText); | |||
8197 | } | |||
8198 | ||||
8199 | return cxstring::createNull(); | |||
8200 | } | |||
8201 | ||||
8202 | CXModule clang_Cursor_getModule(CXCursor C) { | |||
8203 | if (C.kind == CXCursor_ModuleImportDecl) { | |||
8204 | if (const ImportDecl *ImportD = | |||
8205 | dyn_cast_or_null<ImportDecl>(getCursorDecl(C))) | |||
8206 | return ImportD->getImportedModule(); | |||
8207 | } | |||
8208 | ||||
8209 | return nullptr; | |||
8210 | } | |||
8211 | ||||
8212 | CXModule clang_getModuleForFile(CXTranslationUnit TU, CXFile File) { | |||
8213 | if (isNotUsableTU(TU)) { | |||
8214 | LOG_BAD_TU(TU)do { if (clang::cxindex::LogRef Log = clang::cxindex::Logger:: make(__func__)) { *Log << "called with a bad TU: " << TU; } } while(false); | |||
8215 | return nullptr; | |||
8216 | } | |||
8217 | if (!File) | |||
8218 | return nullptr; | |||
8219 | FileEntry *FE = static_cast<FileEntry *>(File); | |||
8220 | ||||
8221 | ASTUnit &Unit = *cxtu::getASTUnit(TU); | |||
8222 | HeaderSearch &HS = Unit.getPreprocessor().getHeaderSearchInfo(); | |||
8223 | ModuleMap::KnownHeader Header = HS.findModuleForHeader(FE); | |||
8224 | ||||
8225 | return Header.getModule(); | |||
8226 | } | |||
8227 | ||||
8228 | CXFile clang_Module_getASTFile(CXModule CXMod) { | |||
8229 | if (!CXMod) | |||
8230 | return nullptr; | |||
8231 | Module *Mod = static_cast<Module*>(CXMod); | |||
8232 | return const_cast<FileEntry *>(Mod->getASTFile()); | |||
8233 | } | |||
8234 | ||||
8235 | CXModule clang_Module_getParent(CXModule CXMod) { | |||
8236 | if (!CXMod) | |||
8237 | return nullptr; | |||
8238 | Module *Mod = static_cast<Module*>(CXMod); | |||
8239 | return Mod->Parent; | |||
8240 | } | |||
8241 | ||||
8242 | CXString clang_Module_getName(CXModule CXMod) { | |||
8243 | if (!CXMod) | |||
8244 | return cxstring::createEmpty(); | |||
8245 | Module *Mod = static_cast<Module*>(CXMod); | |||
8246 | return cxstring::createDup(Mod->Name); | |||
8247 | } | |||
8248 | ||||
8249 | CXString clang_Module_getFullName(CXModule CXMod) { | |||
8250 | if (!CXMod) | |||
8251 | return cxstring::createEmpty(); | |||
8252 | Module *Mod = static_cast<Module*>(CXMod); | |||
8253 | return cxstring::createDup(Mod->getFullModuleName()); | |||
8254 | } | |||
8255 | ||||
8256 | int clang_Module_isSystem(CXModule CXMod) { | |||
8257 | if (!CXMod) | |||
8258 | return 0; | |||
8259 | Module *Mod = static_cast<Module*>(CXMod); | |||
8260 | return Mod->IsSystem; | |||
8261 | } | |||
8262 | ||||
8263 | unsigned clang_Module_getNumTopLevelHeaders(CXTranslationUnit TU, | |||
8264 | CXModule CXMod) { | |||
8265 | if (isNotUsableTU(TU)) { | |||
8266 | LOG_BAD_TU(TU)do { if (clang::cxindex::LogRef Log = clang::cxindex::Logger:: make(__func__)) { *Log << "called with a bad TU: " << TU; } } while(false); | |||
8267 | return 0; | |||
8268 | } | |||
8269 | if (!CXMod) | |||
8270 | return 0; | |||
8271 | Module *Mod = static_cast<Module*>(CXMod); | |||
8272 | FileManager &FileMgr = cxtu::getASTUnit(TU)->getFileManager(); | |||
8273 | ArrayRef<const FileEntry *> TopHeaders = Mod->getTopHeaders(FileMgr); | |||
8274 | return TopHeaders.size(); | |||
8275 | } | |||
8276 | ||||
8277 | CXFile clang_Module_getTopLevelHeader(CXTranslationUnit TU, | |||
8278 | CXModule CXMod, unsigned Index) { | |||
8279 | if (isNotUsableTU(TU)) { | |||
8280 | LOG_BAD_TU(TU)do { if (clang::cxindex::LogRef Log = clang::cxindex::Logger:: make(__func__)) { *Log << "called with a bad TU: " << TU; } } while(false); | |||
8281 | return nullptr; | |||
8282 | } | |||
8283 | if (!CXMod) | |||
8284 | return nullptr; | |||
8285 | Module *Mod = static_cast<Module*>(CXMod); | |||
8286 | FileManager &FileMgr = cxtu::getASTUnit(TU)->getFileManager(); | |||
8287 | ||||
8288 | ArrayRef<const FileEntry *> TopHeaders = Mod->getTopHeaders(FileMgr); | |||
8289 | if (Index < TopHeaders.size()) | |||
8290 | return const_cast<FileEntry *>(TopHeaders[Index]); | |||
8291 | ||||
8292 | return nullptr; | |||
8293 | } | |||
8294 | ||||
8295 | //===----------------------------------------------------------------------===// | |||
8296 | // C++ AST instrospection. | |||
8297 | //===----------------------------------------------------------------------===// | |||
8298 | ||||
8299 | unsigned clang_CXXConstructor_isDefaultConstructor(CXCursor C) { | |||
8300 | if (!clang_isDeclaration(C.kind)) | |||
8301 | return 0; | |||
8302 | ||||
8303 | const Decl *D = cxcursor::getCursorDecl(C); | |||
8304 | const CXXConstructorDecl *Constructor = | |||
8305 | D ? dyn_cast_or_null<CXXConstructorDecl>(D->getAsFunction()) : nullptr; | |||
8306 | return (Constructor && Constructor->isDefaultConstructor()) ? 1 : 0; | |||
8307 | } | |||
8308 | ||||
8309 | unsigned clang_CXXConstructor_isCopyConstructor(CXCursor C) { | |||
8310 | if (!clang_isDeclaration(C.kind)) | |||
8311 | return 0; | |||
8312 | ||||
8313 | const Decl *D = cxcursor::getCursorDecl(C); | |||
8314 | const CXXConstructorDecl *Constructor = | |||
8315 | D ? dyn_cast_or_null<CXXConstructorDecl>(D->getAsFunction()) : nullptr; | |||
8316 | return (Constructor && Constructor->isCopyConstructor()) ? 1 : 0; | |||
8317 | } | |||
8318 | ||||
8319 | unsigned clang_CXXConstructor_isMoveConstructor(CXCursor C) { | |||
8320 | if (!clang_isDeclaration(C.kind)) | |||
8321 | return 0; | |||
8322 | ||||
8323 | const Decl *D = cxcursor::getCursorDecl(C); | |||
8324 | const CXXConstructorDecl *Constructor = | |||
8325 | D ? dyn_cast_or_null<CXXConstructorDecl>(D->getAsFunction()) : nullptr; | |||
8326 | return (Constructor && Constructor->isMoveConstructor()) ? 1 : 0; | |||
8327 | } | |||
8328 | ||||
8329 | unsigned clang_CXXConstructor_isConvertingConstructor(CXCursor C) { | |||
8330 | if (!clang_isDeclaration(C.kind)) | |||
8331 | return 0; | |||
8332 | ||||
8333 | const Decl *D = cxcursor::getCursorDecl(C); | |||
8334 | const CXXConstructorDecl *Constructor = | |||
8335 | D ? dyn_cast_or_null<CXXConstructorDecl>(D->getAsFunction()) : nullptr; | |||
8336 | // Passing 'false' excludes constructors marked 'explicit'. | |||
8337 | return (Constructor && Constructor->isConvertingConstructor(false)) ? 1 : 0; | |||
8338 | } | |||
8339 | ||||
8340 | unsigned clang_CXXField_isMutable(CXCursor C) { | |||
8341 | if (!clang_isDeclaration(C.kind)) | |||
8342 | return 0; | |||
8343 | ||||
8344 | if (const auto D = cxcursor::getCursorDecl(C)) | |||
8345 | if (const auto FD = dyn_cast_or_null<FieldDecl>(D)) | |||
8346 | return FD->isMutable() ? 1 : 0; | |||
8347 | return 0; | |||
8348 | } | |||
8349 | ||||
8350 | unsigned clang_CXXMethod_isPureVirtual(CXCursor C) { | |||
8351 | if (!clang_isDeclaration(C.kind)) | |||
8352 | return 0; | |||
8353 | ||||
8354 | const Decl *D = cxcursor::getCursorDecl(C); | |||
8355 | const CXXMethodDecl *Method = | |||
8356 | D ? dyn_cast_or_null<CXXMethodDecl>(D->getAsFunction()) : nullptr; | |||
8357 | return (Method && Method->isVirtual() && Method->isPure()) ? 1 : 0; | |||
8358 | } | |||
8359 | ||||
8360 | unsigned clang_CXXMethod_isConst(CXCursor C) { | |||
8361 | if (!clang_isDeclaration(C.kind)) | |||
8362 | return 0; | |||
8363 | ||||
8364 | const Decl *D = cxcursor::getCursorDecl(C); | |||
8365 | const CXXMethodDecl *Method = | |||
8366 | D ? dyn_cast_or_null<CXXMethodDecl>(D->getAsFunction()) : nullptr; | |||
8367 | return (Method && (Method->getTypeQualifiers() & Qualifiers::Const)) ? 1 : 0; | |||
8368 | } | |||
8369 | ||||
8370 | unsigned clang_CXXMethod_isDefaulted(CXCursor C) { | |||
8371 | if (!clang_isDeclaration(C.kind)) | |||
8372 | return 0; | |||
8373 | ||||
8374 | const Decl *D = cxcursor::getCursorDecl(C); | |||
8375 | const CXXMethodDecl *Method = | |||
8376 | D ? dyn_cast_or_null<CXXMethodDecl>(D->getAsFunction()) : nullptr; | |||
8377 | return (Method && Method->isDefaulted()) ? 1 : 0; | |||
8378 | } | |||
8379 | ||||
8380 | unsigned clang_CXXMethod_isStatic(CXCursor C) { | |||
8381 | if (!clang_isDeclaration(C.kind)) | |||
8382 | return 0; | |||
8383 | ||||
8384 | const Decl *D = cxcursor::getCursorDecl(C); | |||
8385 | const CXXMethodDecl *Method = | |||
8386 | D ? dyn_cast_or_null<CXXMethodDecl>(D->getAsFunction()) : nullptr; | |||
8387 | return (Method && Method->isStatic()) ? 1 : 0; | |||
8388 | } | |||
8389 | ||||
8390 | unsigned clang_CXXMethod_isVirtual(CXCursor C) { | |||
8391 | if (!clang_isDeclaration(C.kind)) | |||
8392 | return 0; | |||
8393 | ||||
8394 | const Decl *D = cxcursor::getCursorDecl(C); | |||
8395 | const CXXMethodDecl *Method = | |||
8396 | D ? dyn_cast_or_null<CXXMethodDecl>(D->getAsFunction()) : nullptr; | |||
8397 | return (Method && Method->isVirtual()) ? 1 : 0; | |||
8398 | } | |||
8399 | ||||
8400 | unsigned clang_CXXRecord_isAbstract(CXCursor C) { | |||
8401 | if (!clang_isDeclaration(C.kind)) | |||
8402 | return 0; | |||
8403 | ||||
8404 | const auto *D = cxcursor::getCursorDecl(C); | |||
8405 | const auto *RD = dyn_cast_or_null<CXXRecordDecl>(D); | |||
8406 | if (RD) | |||
8407 | RD = RD->getDefinition(); | |||
8408 | return (RD && RD->isAbstract()) ? 1 : 0; | |||
8409 | } | |||
8410 | ||||
8411 | unsigned clang_EnumDecl_isScoped(CXCursor C) { | |||
8412 | if (!clang_isDeclaration(C.kind)) | |||
8413 | return 0; | |||
8414 | ||||
8415 | const Decl *D = cxcursor::getCursorDecl(C); | |||
8416 | auto *Enum = dyn_cast_or_null<EnumDecl>(D); | |||
8417 | return (Enum && Enum->isScoped()) ? 1 : 0; | |||
8418 | } | |||
8419 | ||||
8420 | //===----------------------------------------------------------------------===// | |||
8421 | // Attribute introspection. | |||
8422 | //===----------------------------------------------------------------------===// | |||
8423 | ||||
8424 | CXType clang_getIBOutletCollectionType(CXCursor C) { | |||
8425 | if (C.kind != CXCursor_IBOutletCollectionAttr) | |||
8426 | return cxtype::MakeCXType(QualType(), cxcursor::getCursorTU(C)); | |||
8427 | ||||
8428 | const IBOutletCollectionAttr *A = | |||
8429 | cast<IBOutletCollectionAttr>(cxcursor::getCursorAttr(C)); | |||
8430 | ||||
8431 | return cxtype::MakeCXType(A->getInterface(), cxcursor::getCursorTU(C)); | |||
8432 | } | |||
8433 | ||||
8434 | //===----------------------------------------------------------------------===// | |||
8435 | // Inspecting memory usage. | |||
8436 | //===----------------------------------------------------------------------===// | |||
8437 | ||||
8438 | typedef std::vector<CXTUResourceUsageEntry> MemUsageEntries; | |||
8439 | ||||
8440 | static inline void createCXTUResourceUsageEntry(MemUsageEntries &entries, | |||
8441 | enum CXTUResourceUsageKind k, | |||
8442 | unsigned long amount) { | |||
8443 | CXTUResourceUsageEntry entry = { k, amount }; | |||
8444 | entries.push_back(entry); | |||
8445 | } | |||
8446 | ||||
8447 | const char *clang_getTUResourceUsageName(CXTUResourceUsageKind kind) { | |||
8448 | const char *str = ""; | |||
8449 | switch (kind) { | |||
8450 | case CXTUResourceUsage_AST: | |||
8451 | str = "ASTContext: expressions, declarations, and types"; | |||
8452 | break; | |||
8453 | case CXTUResourceUsage_Identifiers: | |||
8454 | str = "ASTContext: identifiers"; | |||
8455 | break; | |||
8456 | case CXTUResourceUsage_Selectors: | |||
8457 | str = "ASTContext: selectors"; | |||
8458 | break; | |||
8459 | case CXTUResourceUsage_GlobalCompletionResults: | |||
8460 | str = "Code completion: cached global results"; | |||
8461 | break; | |||
8462 | case CXTUResourceUsage_SourceManagerContentCache: | |||
8463 | str = "SourceManager: content cache allocator"; | |||
8464 | break; | |||
8465 | case CXTUResourceUsage_AST_SideTables: | |||
8466 | str = "ASTContext: side tables"; | |||
8467 | break; | |||
8468 | case CXTUResourceUsage_SourceManager_Membuffer_Malloc: | |||
8469 | str = "SourceManager: malloc'ed memory buffers"; | |||
8470 | break; | |||
8471 | case CXTUResourceUsage_SourceManager_Membuffer_MMap: | |||
8472 | str = "SourceManager: mmap'ed memory buffers"; | |||
8473 | break; | |||
8474 | case CXTUResourceUsage_ExternalASTSource_Membuffer_Malloc: | |||
8475 | str = "ExternalASTSource: malloc'ed memory buffers"; | |||
8476 | break; | |||
8477 | case CXTUResourceUsage_ExternalASTSource_Membuffer_MMap: | |||
8478 | str = "ExternalASTSource: mmap'ed memory buffers"; | |||
8479 | break; | |||
8480 | case CXTUResourceUsage_Preprocessor: | |||
8481 | str = "Preprocessor: malloc'ed memory"; | |||
8482 | break; | |||
8483 | case CXTUResourceUsage_PreprocessingRecord: | |||
8484 | str = "Preprocessor: PreprocessingRecord"; | |||
8485 | break; | |||
8486 | case CXTUResourceUsage_SourceManager_DataStructures: | |||
8487 | str = "SourceManager: data structures and tables"; | |||
8488 | break; | |||
8489 | case CXTUResourceUsage_Preprocessor_HeaderSearch: | |||
8490 | str = "Preprocessor: header search tables"; | |||
8491 | break; | |||
8492 | } | |||
8493 | return str; | |||
8494 | } | |||
8495 | ||||
8496 | CXTUResourceUsage clang_getCXTUResourceUsage(CXTranslationUnit TU) { | |||
8497 | if (isNotUsableTU(TU)) { | |||
8498 | LOG_BAD_TU(TU)do { if (clang::cxindex::LogRef Log = clang::cxindex::Logger:: make(__func__)) { *Log << "called with a bad TU: " << TU; } } while(false); | |||
8499 | CXTUResourceUsage usage = { (void*) nullptr, 0, nullptr }; | |||
8500 | return usage; | |||
8501 | } | |||
8502 | ||||
8503 | ASTUnit *astUnit = cxtu::getASTUnit(TU); | |||
8504 | std::unique_ptr<MemUsageEntries> entries(new MemUsageEntries()); | |||
8505 | ASTContext &astContext = astUnit->getASTContext(); | |||
8506 | ||||
8507 | // How much memory is used by AST nodes and types? | |||
8508 | createCXTUResourceUsageEntry(*entries, CXTUResourceUsage_AST, | |||
8509 | (unsigned long) astContext.getASTAllocatedMemory()); | |||
8510 | ||||
8511 | // How much memory is used by identifiers? | |||
8512 | createCXTUResourceUsageEntry(*entries, CXTUResourceUsage_Identifiers, | |||
8513 | (unsigned long) astContext.Idents.getAllocator().getTotalMemory()); | |||
8514 | ||||
8515 | // How much memory is used for selectors? | |||
8516 | createCXTUResourceUsageEntry(*entries, CXTUResourceUsage_Selectors, | |||
8517 | (unsigned long) astContext.Selectors.getTotalMemory()); | |||
8518 | ||||
8519 | // How much memory is used by ASTContext's side tables? | |||
8520 | createCXTUResourceUsageEntry(*entries, CXTUResourceUsage_AST_SideTables, | |||
8521 | (unsigned long) astContext.getSideTableAllocatedMemory()); | |||
8522 | ||||
8523 | // How much memory is used for caching global code completion results? | |||
8524 | unsigned long completionBytes = 0; | |||
8525 | if (GlobalCodeCompletionAllocator *completionAllocator = | |||
8526 | astUnit->getCachedCompletionAllocator().get()) { | |||
8527 | completionBytes = completionAllocator->getTotalMemory(); | |||
8528 | } | |||
8529 | createCXTUResourceUsageEntry(*entries, | |||
8530 | CXTUResourceUsage_GlobalCompletionResults, | |||
8531 | completionBytes); | |||
8532 | ||||
8533 | // How much memory is being used by SourceManager's content cache? | |||
8534 | createCXTUResourceUsageEntry(*entries, | |||
8535 | CXTUResourceUsage_SourceManagerContentCache, | |||
8536 | (unsigned long) astContext.getSourceManager().getContentCacheSize()); | |||
8537 | ||||
8538 | // How much memory is being used by the MemoryBuffer's in SourceManager? | |||
8539 | const SourceManager::MemoryBufferSizes &srcBufs = | |||
8540 | astUnit->getSourceManager().getMemoryBufferSizes(); | |||
8541 | ||||
8542 | createCXTUResourceUsageEntry(*entries, | |||
8543 | CXTUResourceUsage_SourceManager_Membuffer_Malloc, | |||
8544 | (unsigned long) srcBufs.malloc_bytes); | |||
8545 | createCXTUResourceUsageEntry(*entries, | |||
8546 | CXTUResourceUsage_SourceManager_Membuffer_MMap, | |||
8547 | (unsigned long) srcBufs.mmap_bytes); | |||
8548 | createCXTUResourceUsageEntry(*entries, | |||
8549 | CXTUResourceUsage_SourceManager_DataStructures, | |||
8550 | (unsigned long) astContext.getSourceManager() | |||
8551 | .getDataStructureSizes()); | |||
8552 | ||||
8553 | // How much memory is being used by the ExternalASTSource? | |||
8554 | if (ExternalASTSource *esrc = astContext.getExternalSource()) { | |||
8555 | const ExternalASTSource::MemoryBufferSizes &sizes = | |||
8556 | esrc->getMemoryBufferSizes(); | |||
8557 | ||||
8558 | createCXTUResourceUsageEntry(*entries, | |||
8559 | CXTUResourceUsage_ExternalASTSource_Membuffer_Malloc, | |||
8560 | (unsigned long) sizes.malloc_bytes); | |||
8561 | createCXTUResourceUsageEntry(*entries, | |||
8562 | CXTUResourceUsage_ExternalASTSource_Membuffer_MMap, | |||
8563 | (unsigned long) sizes.mmap_bytes); | |||
8564 | } | |||
8565 | ||||
8566 | // How much memory is being used by the Preprocessor? | |||
8567 | Preprocessor &pp = astUnit->getPreprocessor(); | |||
8568 | createCXTUResourceUsageEntry(*entries, | |||
8569 | CXTUResourceUsage_Preprocessor, | |||
8570 | pp.getTotalMemory()); | |||
8571 | ||||
8572 | if (PreprocessingRecord *pRec = pp.getPreprocessingRecord()) { | |||
8573 | createCXTUResourceUsageEntry(*entries, | |||
8574 | CXTUResourceUsage_PreprocessingRecord, | |||
8575 | pRec->getTotalMemory()); | |||
8576 | } | |||
8577 | ||||
8578 | createCXTUResourceUsageEntry(*entries, | |||
8579 | CXTUResourceUsage_Preprocessor_HeaderSearch, | |||
8580 | pp.getHeaderSearchInfo().getTotalMemory()); | |||
8581 | ||||
8582 | CXTUResourceUsage usage = { (void*) entries.get(), | |||
8583 | (unsigned) entries->size(), | |||
8584 | !entries->empty() ? &(*entries)[0] : nullptr }; | |||
8585 | (void)entries.release(); | |||
8586 | return usage; | |||
8587 | } | |||
8588 | ||||
8589 | void clang_disposeCXTUResourceUsage(CXTUResourceUsage usage) { | |||
8590 | if (usage.data) | |||
8591 | delete (MemUsageEntries*) usage.data; | |||
8592 | } | |||
8593 | ||||
8594 | CXSourceRangeList *clang_getSkippedRanges(CXTranslationUnit TU, CXFile file) { | |||
8595 | CXSourceRangeList *skipped = new CXSourceRangeList; | |||
8596 | skipped->count = 0; | |||
8597 | skipped->ranges = nullptr; | |||
8598 | ||||
8599 | if (isNotUsableTU(TU)) { | |||
8600 | LOG_BAD_TU(TU)do { if (clang::cxindex::LogRef Log = clang::cxindex::Logger:: make(__func__)) { *Log << "called with a bad TU: " << TU; } } while(false); | |||
8601 | return skipped; | |||
8602 | } | |||
8603 | ||||
8604 | if (!file) | |||
8605 | return skipped; | |||
8606 | ||||
8607 | ASTUnit *astUnit = cxtu::getASTUnit(TU); | |||
8608 | PreprocessingRecord *ppRec = astUnit->getPreprocessor().getPreprocessingRecord(); | |||
8609 | if (!ppRec) | |||
8610 | return skipped; | |||
8611 | ||||
8612 | ASTContext &Ctx = astUnit->getASTContext(); | |||
8613 | SourceManager &sm = Ctx.getSourceManager(); | |||
8614 | FileEntry *fileEntry = static_cast<FileEntry *>(file); | |||
8615 | FileID wantedFileID = sm.translateFile(fileEntry); | |||
8616 | bool isMainFile = wantedFileID == sm.getMainFileID(); | |||
8617 | ||||
8618 | const std::vector<SourceRange> &SkippedRanges = ppRec->getSkippedRanges(); | |||
8619 | std::vector<SourceRange> wantedRanges; | |||
8620 | for (std::vector<SourceRange>::const_iterator i = SkippedRanges.begin(), ei = SkippedRanges.end(); | |||
8621 | i != ei; ++i) { | |||
8622 | if (sm.getFileID(i->getBegin()) == wantedFileID || sm.getFileID(i->getEnd()) == wantedFileID) | |||
8623 | wantedRanges.push_back(*i); | |||
8624 | else if (isMainFile && (astUnit->isInPreambleFileID(i->getBegin()) || astUnit->isInPreambleFileID(i->getEnd()))) | |||
8625 | wantedRanges.push_back(*i); | |||
8626 | } | |||
8627 | ||||
8628 | skipped->count = wantedRanges.size(); | |||
8629 | skipped->ranges = new CXSourceRange[skipped->count]; | |||
8630 | for (unsigned i = 0, ei = skipped->count; i != ei; ++i) | |||
8631 | skipped->ranges[i] = cxloc::translateSourceRange(Ctx, wantedRanges[i]); | |||
8632 | ||||
8633 | return skipped; | |||
8634 | } | |||
8635 | ||||
8636 | CXSourceRangeList *clang_getAllSkippedRanges(CXTranslationUnit TU) { | |||
8637 | CXSourceRangeList *skipped = new CXSourceRangeList; | |||
8638 | skipped->count = 0; | |||
8639 | skipped->ranges = nullptr; | |||
8640 | ||||
8641 | if (isNotUsableTU(TU)) { | |||
8642 | LOG_BAD_TU(TU)do { if (clang::cxindex::LogRef Log = clang::cxindex::Logger:: make(__func__)) { *Log << "called with a bad TU: " << TU; } } while(false); | |||
8643 | return skipped; | |||
8644 | } | |||
8645 | ||||
8646 | ASTUnit *astUnit = cxtu::getASTUnit(TU); | |||
8647 | PreprocessingRecord *ppRec = astUnit->getPreprocessor().getPreprocessingRecord(); | |||
8648 | if (!ppRec) | |||
8649 | return skipped; | |||
8650 | ||||
8651 | ASTContext &Ctx = astUnit->getASTContext(); | |||
8652 | ||||
8653 | const std::vector<SourceRange> &SkippedRanges = ppRec->getSkippedRanges(); | |||
8654 | ||||
8655 | skipped->count = SkippedRanges.size(); | |||
8656 | skipped->ranges = new CXSourceRange[skipped->count]; | |||
8657 | for (unsigned i = 0, ei = skipped->count; i != ei; ++i) | |||
8658 | skipped->ranges[i] = cxloc::translateSourceRange(Ctx, SkippedRanges[i]); | |||
8659 | ||||
8660 | return skipped; | |||
8661 | } | |||
8662 | ||||
8663 | void clang_disposeSourceRangeList(CXSourceRangeList *ranges) { | |||
8664 | if (ranges) { | |||
8665 | delete[] ranges->ranges; | |||
8666 | delete ranges; | |||
8667 | } | |||
8668 | } | |||
8669 | ||||
8670 | void clang::PrintLibclangResourceUsage(CXTranslationUnit TU) { | |||
8671 | CXTUResourceUsage Usage = clang_getCXTUResourceUsage(TU); | |||
8672 | for (unsigned I = 0; I != Usage.numEntries; ++I) | |||
8673 | fprintf(stderrstderr, " %s: %lu\n", | |||
8674 | clang_getTUResourceUsageName(Usage.entries[I].kind), | |||
8675 | Usage.entries[I].amount); | |||
8676 | ||||
8677 | clang_disposeCXTUResourceUsage(Usage); | |||
8678 | } | |||
8679 | ||||
8680 | //===----------------------------------------------------------------------===// | |||
8681 | // Misc. utility functions. | |||
8682 | //===----------------------------------------------------------------------===// | |||
8683 | ||||
8684 | /// Default to using our desired 8 MB stack size on "safety" threads. | |||
8685 | static unsigned SafetyStackThreadSize = DesiredStackSize; | |||
8686 | ||||
8687 | namespace clang { | |||
8688 | ||||
8689 | bool RunSafely(llvm::CrashRecoveryContext &CRC, llvm::function_ref<void()> Fn, | |||
8690 | unsigned Size) { | |||
8691 | if (!Size) | |||
8692 | Size = GetSafetyThreadStackSize(); | |||
8693 | if (Size && !getenv("LIBCLANG_NOTHREADS")) | |||
8694 | return CRC.RunSafelyOnThread(Fn, Size); | |||
8695 | return CRC.RunSafely(Fn); | |||
8696 | } | |||
8697 | ||||
8698 | unsigned GetSafetyThreadStackSize() { | |||
8699 | return SafetyStackThreadSize; | |||
8700 | } | |||
8701 | ||||
8702 | void SetSafetyThreadStackSize(unsigned Value) { | |||
8703 | SafetyStackThreadSize = Value; | |||
8704 | } | |||
8705 | ||||
8706 | } | |||
8707 | ||||
8708 | void clang::setThreadBackgroundPriority() { | |||
8709 | if (getenv("LIBCLANG_BGPRIO_DISABLE")) | |||
8710 | return; | |||
8711 | ||||
8712 | #ifdef USE_DARWIN_THREADS | |||
8713 | setpriority(PRIO_DARWIN_THREAD, 0, PRIO_DARWIN_BG); | |||
8714 | #endif | |||
8715 | } | |||
8716 | ||||
8717 | void cxindex::printDiagsToStderr(ASTUnit *Unit) { | |||
8718 | if (!Unit) | |||
8719 | return; | |||
8720 | ||||
8721 | for (ASTUnit::stored_diag_iterator D = Unit->stored_diag_begin(), | |||
8722 | DEnd = Unit->stored_diag_end(); | |||
8723 | D != DEnd; ++D) { | |||
8724 | CXStoredDiagnostic Diag(*D, Unit->getLangOpts()); | |||
8725 | CXString Msg = clang_formatDiagnostic(&Diag, | |||
8726 | clang_defaultDiagnosticDisplayOptions()); | |||
8727 | fprintf(stderrstderr, "%s\n", clang_getCString(Msg)); | |||
8728 | clang_disposeString(Msg); | |||
8729 | } | |||
8730 | #ifdef _WIN32 | |||
8731 | // On Windows, force a flush, since there may be multiple copies of | |||
8732 | // stderr and stdout in the file system, all with different buffers | |||
8733 | // but writing to the same device. | |||
8734 | fflush(stderrstderr); | |||
8735 | #endif | |||
8736 | } | |||
8737 | ||||
8738 | MacroInfo *cxindex::getMacroInfo(const IdentifierInfo &II, | |||
8739 | SourceLocation MacroDefLoc, | |||
8740 | CXTranslationUnit TU){ | |||
8741 | if (MacroDefLoc.isInvalid() || !TU) | |||
8742 | return nullptr; | |||
8743 | if (!II.hadMacroDefinition()) | |||
8744 | return nullptr; | |||
8745 | ||||
8746 | ASTUnit *Unit = cxtu::getASTUnit(TU); | |||
8747 | Preprocessor &PP = Unit->getPreprocessor(); | |||
8748 | MacroDirective *MD = PP.getLocalMacroDirectiveHistory(&II); | |||
8749 | if (MD) { | |||
8750 | for (MacroDirective::DefInfo | |||
8751 | Def = MD->getDefinition(); Def; Def = Def.getPreviousDefinition()) { | |||
8752 | if (MacroDefLoc == Def.getMacroInfo()->getDefinitionLoc()) | |||
8753 | return Def.getMacroInfo(); | |||
8754 | } | |||
8755 | } | |||
8756 | ||||
8757 | return nullptr; | |||
8758 | } | |||
8759 | ||||
8760 | const MacroInfo *cxindex::getMacroInfo(const MacroDefinitionRecord *MacroDef, | |||
8761 | CXTranslationUnit TU) { | |||
8762 | if (!MacroDef || !TU) | |||
8763 | return nullptr; | |||
8764 | const IdentifierInfo *II = MacroDef->getName(); | |||
8765 | if (!II) | |||
8766 | return nullptr; | |||
8767 | ||||
8768 | return getMacroInfo(*II, MacroDef->getLocation(), TU); | |||
8769 | } | |||
8770 | ||||
8771 | MacroDefinitionRecord * | |||
8772 | cxindex::checkForMacroInMacroDefinition(const MacroInfo *MI, const Token &Tok, | |||
8773 | CXTranslationUnit TU) { | |||
8774 | if (!MI || !TU) | |||
8775 | return nullptr; | |||
8776 | if (Tok.isNot(tok::raw_identifier)) | |||
8777 | return nullptr; | |||
8778 | ||||
8779 | if (MI->getNumTokens() == 0) | |||
8780 | return nullptr; | |||
8781 | SourceRange DefRange(MI->getReplacementToken(0).getLocation(), | |||
8782 | MI->getDefinitionEndLoc()); | |||
8783 | ASTUnit *Unit = cxtu::getASTUnit(TU); | |||
8784 | ||||
8785 | // Check that the token is inside the definition and not its argument list. | |||
8786 | SourceManager &SM = Unit->getSourceManager(); | |||
8787 | if (SM.isBeforeInTranslationUnit(Tok.getLocation(), DefRange.getBegin())) | |||
8788 | return nullptr; | |||
8789 | if (SM.isBeforeInTranslationUnit(DefRange.getEnd(), Tok.getLocation())) | |||
8790 | return nullptr; | |||
8791 | ||||
8792 | Preprocessor &PP = Unit->getPreprocessor(); | |||
8793 | PreprocessingRecord *PPRec = PP.getPreprocessingRecord(); | |||
8794 | if (!PPRec) | |||
8795 | return nullptr; | |||
8796 | ||||
8797 | IdentifierInfo &II = PP.getIdentifierTable().get(Tok.getRawIdentifier()); | |||
8798 | if (!II.hadMacroDefinition()) | |||
8799 | return nullptr; | |||
8800 | ||||
8801 | // Check that the identifier is not one of the macro arguments. | |||
8802 | if (std::find(MI->param_begin(), MI->param_end(), &II) != MI->param_end()) | |||
8803 | return nullptr; | |||
8804 | ||||
8805 | MacroDirective *InnerMD = PP.getLocalMacroDirectiveHistory(&II); | |||
8806 | if (!InnerMD) | |||
8807 | return nullptr; | |||
8808 | ||||
8809 | return PPRec->findMacroDefinition(InnerMD->getMacroInfo()); | |||
8810 | } | |||
8811 | ||||
8812 | MacroDefinitionRecord * | |||
8813 | cxindex::checkForMacroInMacroDefinition(const MacroInfo *MI, SourceLocation Loc, | |||
8814 | CXTranslationUnit TU) { | |||
8815 | if (Loc.isInvalid() || !MI || !TU) | |||
8816 | return nullptr; | |||
8817 | ||||
8818 | if (MI->getNumTokens() == 0) | |||
8819 | return nullptr; | |||
8820 | ASTUnit *Unit = cxtu::getASTUnit(TU); | |||
8821 | Preprocessor &PP = Unit->getPreprocessor(); | |||
8822 | if (!PP.getPreprocessingRecord()) | |||
8823 | return nullptr; | |||
8824 | Loc = Unit->getSourceManager().getSpellingLoc(Loc); | |||
8825 | Token Tok; | |||
8826 | if (PP.getRawToken(Loc, Tok)) | |||
8827 | return nullptr; | |||
8828 | ||||
8829 | return checkForMacroInMacroDefinition(MI, Tok, TU); | |||
8830 | } | |||
8831 | ||||
8832 | CXString clang_getClangVersion() { | |||
8833 | return cxstring::createDup(getClangFullVersion()); | |||
8834 | } | |||
8835 | ||||
8836 | Logger &cxindex::Logger::operator<<(CXTranslationUnit TU) { | |||
8837 | if (TU) { | |||
8838 | if (ASTUnit *Unit = cxtu::getASTUnit(TU)) { | |||
8839 | LogOS << '<' << Unit->getMainFileName() << '>'; | |||
8840 | if (Unit->isMainFileAST()) | |||
8841 | LogOS << " (" << Unit->getASTFileName() << ')'; | |||
8842 | return *this; | |||
8843 | } | |||
8844 | } else { | |||
8845 | LogOS << "<NULL TU>"; | |||
8846 | } | |||
8847 | return *this; | |||
8848 | } | |||
8849 | ||||
8850 | Logger &cxindex::Logger::operator<<(const FileEntry *FE) { | |||
8851 | *this << FE->getName(); | |||
8852 | return *this; | |||
8853 | } | |||
8854 | ||||
8855 | Logger &cxindex::Logger::operator<<(CXCursor cursor) { | |||
8856 | CXString cursorName = clang_getCursorDisplayName(cursor); | |||
8857 | *this << cursorName << "@" << clang_getCursorLocation(cursor); | |||
8858 | clang_disposeString(cursorName); | |||
8859 | return *this; | |||
8860 | } | |||
8861 | ||||
8862 | Logger &cxindex::Logger::operator<<(CXSourceLocation Loc) { | |||
8863 | CXFile File; | |||
8864 | unsigned Line, Column; | |||
8865 | clang_getFileLocation(Loc, &File, &Line, &Column, nullptr); | |||
8866 | CXString FileName = clang_getFileName(File); | |||
8867 | *this << llvm::format("(%s:%d:%d)", clang_getCString(FileName), Line, Column); | |||
8868 | clang_disposeString(FileName); | |||
8869 | return *this; | |||
8870 | } | |||
8871 | ||||
8872 | Logger &cxindex::Logger::operator<<(CXSourceRange range) { | |||
8873 | CXSourceLocation BLoc = clang_getRangeStart(range); | |||
8874 | CXSourceLocation ELoc = clang_getRangeEnd(range); | |||
8875 | ||||
8876 | CXFile BFile; | |||
8877 | unsigned BLine, BColumn; | |||
8878 | clang_getFileLocation(BLoc, &BFile, &BLine, &BColumn, nullptr); | |||
8879 | ||||
8880 | CXFile EFile; | |||
8881 | unsigned ELine, EColumn; | |||
8882 | clang_getFileLocation(ELoc, &EFile, &ELine, &EColumn, nullptr); | |||
8883 | ||||
8884 | CXString BFileName = clang_getFileName(BFile); | |||
8885 | if (BFile == EFile) { | |||
8886 | *this << llvm::format("[%s %d:%d-%d:%d]", clang_getCString(BFileName), | |||
8887 | BLine, BColumn, ELine, EColumn); | |||
8888 | } else { | |||
8889 | CXString EFileName = clang_getFileName(EFile); | |||
8890 | *this << llvm::format("[%s:%d:%d - ", clang_getCString(BFileName), | |||
8891 | BLine, BColumn) | |||
8892 | << llvm::format("%s:%d:%d]", clang_getCString(EFileName), | |||
8893 | ELine, EColumn); | |||
8894 | clang_disposeString(EFileName); | |||
8895 | } | |||
8896 | clang_disposeString(BFileName); | |||
8897 | return *this; | |||
8898 | } | |||
8899 | ||||
8900 | Logger &cxindex::Logger::operator<<(CXString Str) { | |||
8901 | *this << clang_getCString(Str); | |||
8902 | return *this; | |||
8903 | } | |||
8904 | ||||
8905 | Logger &cxindex::Logger::operator<<(const llvm::format_object_base &Fmt) { | |||
8906 | LogOS << Fmt; | |||
8907 | return *this; | |||
8908 | } | |||
8909 | ||||
8910 | static llvm::ManagedStatic<llvm::sys::Mutex> LoggingMutex; | |||
8911 | ||||
8912 | cxindex::Logger::~Logger() { | |||
8913 | llvm::sys::ScopedLock L(*LoggingMutex); | |||
8914 | ||||
8915 | static llvm::TimeRecord sBeginTR = llvm::TimeRecord::getCurrentTime(); | |||
8916 | ||||
8917 | raw_ostream &OS = llvm::errs(); | |||
8918 | OS << "[libclang:" << Name << ':'; | |||
8919 | ||||
8920 | #ifdef USE_DARWIN_THREADS | |||
8921 | // TODO: Portability. | |||
8922 | mach_port_t tid = pthread_mach_thread_np(pthread_self()); | |||
8923 | OS << tid << ':'; | |||
8924 | #endif | |||
8925 | ||||
8926 | llvm::TimeRecord TR = llvm::TimeRecord::getCurrentTime(); | |||
8927 | OS << llvm::format("%7.4f] ", TR.getWallTime() - sBeginTR.getWallTime()); | |||
8928 | OS << Msg << '\n'; | |||
8929 | ||||
8930 | if (Trace) { | |||
8931 | llvm::sys::PrintStackTrace(OS); | |||
8932 | OS << "--------------------------------------------------\n"; | |||
8933 | } | |||
8934 | } | |||
8935 | ||||
8936 | #ifdef CLANG_TOOL_EXTRA_BUILD1 | |||
8937 | // This anchor is used to force the linker to link the clang-tidy plugin. | |||
8938 | extern volatile int ClangTidyPluginAnchorSource; | |||
8939 | static int LLVM_ATTRIBUTE_UNUSED__attribute__((__unused__)) ClangTidyPluginAnchorDestination = | |||
8940 | ClangTidyPluginAnchorSource; | |||
8941 | ||||
8942 | // This anchor is used to force the linker to link the clang-include-fixer | |||
8943 | // plugin. | |||
8944 | extern volatile int ClangIncludeFixerPluginAnchorSource; | |||
8945 | static int LLVM_ATTRIBUTE_UNUSED__attribute__((__unused__)) ClangIncludeFixerPluginAnchorDestination = | |||
8946 | ClangIncludeFixerPluginAnchorSource; | |||
8947 | #endif |
1 | //===- CXTranslationUnit.h - Routines for manipulating CXTranslationUnits -===// |
2 | // |
3 | // The LLVM Compiler Infrastructure |
4 | // |
5 | // This file is distributed under the University of Illinois Open Source |
6 | // License. See LICENSE.TXT for details. |
7 | // |
8 | //===----------------------------------------------------------------------===// |
9 | // |
10 | // This file defines routines for manipulating CXTranslationUnits. |
11 | // |
12 | //===----------------------------------------------------------------------===// |
13 | |
14 | #ifndef LLVM_CLANG_TOOLS_LIBCLANG_CXTRANSLATIONUNIT_H |
15 | #define LLVM_CLANG_TOOLS_LIBCLANG_CXTRANSLATIONUNIT_H |
16 | |
17 | #include "CLog.h" |
18 | #include "CXString.h" |
19 | #include "clang-c/Index.h" |
20 | |
21 | namespace clang { |
22 | class ASTUnit; |
23 | class CIndexer; |
24 | namespace index { |
25 | class CommentToXMLConverter; |
26 | } // namespace index |
27 | } // namespace clang |
28 | |
29 | struct CXTranslationUnitImpl { |
30 | clang::CIndexer *CIdx; |
31 | clang::ASTUnit *TheASTUnit; |
32 | clang::cxstring::CXStringPool *StringPool; |
33 | void *Diagnostics; |
34 | void *OverridenCursorsPool; |
35 | clang::index::CommentToXMLConverter *CommentToXML; |
36 | unsigned ParsingOptions; |
37 | std::vector<std::string> Arguments; |
38 | }; |
39 | |
40 | struct CXTargetInfoImpl { |
41 | CXTranslationUnit TranslationUnit; |
42 | }; |
43 | |
44 | namespace clang { |
45 | namespace cxtu { |
46 | |
47 | CXTranslationUnitImpl *MakeCXTranslationUnit(CIndexer *CIdx, |
48 | std::unique_ptr<ASTUnit> AU); |
49 | |
50 | static inline ASTUnit *getASTUnit(CXTranslationUnit TU) { |
51 | if (!TU) |
52 | return nullptr; |
53 | return TU->TheASTUnit; |
54 | } |
55 | |
56 | /// \returns true if the ASTUnit has a diagnostic about the AST file being |
57 | /// corrupted. |
58 | bool isASTReadError(ASTUnit *AU); |
59 | |
60 | static inline bool isNotUsableTU(CXTranslationUnit TU) { |
61 | return !TU; |
62 | } |
63 | |
64 | #define LOG_BAD_TU(TU)do { if (clang::cxindex::LogRef Log = clang::cxindex::Logger:: make(__func__)) { *Log << "called with a bad TU: " << TU; } } while(false) \ |
65 | do { \ |
66 | LOG_FUNC_SECTIONif (clang::cxindex::LogRef Log = clang::cxindex::Logger::make (__func__)) { \ |
67 | *Log << "called with a bad TU: " << TU; \ |
68 | } \ |
69 | } while(false) |
70 | |
71 | class CXTUOwner { |
72 | CXTranslationUnitImpl *TU; |
73 | |
74 | public: |
75 | CXTUOwner(CXTranslationUnitImpl *tu) : TU(tu) { } |
76 | ~CXTUOwner(); |
77 | |
78 | CXTranslationUnitImpl *getTU() const { return TU; } |
79 | |
80 | CXTranslationUnitImpl *takeTU() { |
81 | CXTranslationUnitImpl *retTU = TU; |
82 | TU = nullptr; |
83 | return retTU; |
84 | } |
85 | }; |
86 | |
87 | |
88 | }} // end namespace clang::cxtu |
89 | |
90 | #endif |