clang -cc1 -cc1 -triple amd64-unknown-openbsd7.0 -analyze -disable-free -disable-llvm-verifier -discard-value-names -main-file-name ASTReader.cpp -analyzer-store=region -analyzer-opt-analyze-nested-blocks -analyzer-checker=core -analyzer-checker=apiModeling -analyzer-checker=unix -analyzer-checker=deadcode -analyzer-checker=cplusplus -analyzer-checker=security.insecureAPI.UncheckedReturn -analyzer-checker=security.insecureAPI.getpw -analyzer-checker=security.insecureAPI.gets -analyzer-checker=security.insecureAPI.mktemp -analyzer-checker=security.insecureAPI.mkstemp -analyzer-checker=security.insecureAPI.vfork -analyzer-checker=nullability.NullPassedToNonnull -analyzer-checker=nullability.NullReturnedFromNonnull -analyzer-output plist -w -setup-static-analyzer -mrelocation-model static -mframe-pointer=all -relaxed-aliasing -fno-rounding-math -mconstructor-aliases -munwind-tables -target-cpu x86-64 -tune-cpu generic -debugger-tuning=gdb -fcoverage-compilation-dir=/usr/src/gnu/usr.bin/clang/libclangSerialization/obj -resource-dir /usr/local/lib/clang/13.0.0 -I /usr/src/gnu/usr.bin/clang/libclangSerialization/../../../llvm/clang/include -I /usr/src/gnu/usr.bin/clang/libclangSerialization/../../../llvm/llvm/include -I /usr/src/gnu/usr.bin/clang/libclangSerialization/../include -I /usr/src/gnu/usr.bin/clang/libclangSerialization/obj -I /usr/src/gnu/usr.bin/clang/libclangSerialization/obj/../include -D NDEBUG -D __STDC_LIMIT_MACROS -D __STDC_CONSTANT_MACROS -D __STDC_FORMAT_MACROS -D LLVM_PREFIX="/usr" -internal-isystem /usr/include/c++/v1 -internal-isystem /usr/local/lib/clang/13.0.0/include -internal-externc-isystem /usr/include -O2 -Wno-unused-parameter -Wwrite-strings -Wno-missing-field-initializers -Wno-long-long -Wno-comment -std=c++14 -fdeprecated-macro -fdebug-compilation-dir=/usr/src/gnu/usr.bin/clang/libclangSerialization/obj -ferror-limit 19 -fvisibility-inlines-hidden -fwrapv -stack-protector 2 -fno-rtti -fgnuc-version=4.2.1 -vectorize-loops -vectorize-slp -fno-builtin-malloc -fno-builtin-calloc -fno-builtin-realloc -fno-builtin-valloc -fno-builtin-free -fno-builtin-strdup -fno-builtin-strndup -analyzer-output=html -faddrsig -D__GCC_HAVE_DWARF2_CFI_ASM=1 -o /home/ben/Projects/vmm/scan-build/2022-01-12-194120-40624-1 -x c++ /usr/src/gnu/usr.bin/clang/libclangSerialization/../../../llvm/clang/lib/Serialization/ASTReader.cpp
1 | |
2 | |
3 | |
4 | |
5 | |
6 | |
7 | |
8 | |
9 | |
10 | |
11 | |
12 | |
13 | #include "clang/Basic/OpenMPKinds.h" |
14 | #include "clang/Serialization/ASTRecordReader.h" |
15 | #include "ASTCommon.h" |
16 | #include "ASTReaderInternals.h" |
17 | #include "clang/AST/AbstractTypeReader.h" |
18 | #include "clang/AST/ASTConsumer.h" |
19 | #include "clang/AST/ASTContext.h" |
20 | #include "clang/AST/ASTMutationListener.h" |
21 | #include "clang/AST/ASTUnresolvedSet.h" |
22 | #include "clang/AST/Decl.h" |
23 | #include "clang/AST/DeclBase.h" |
24 | #include "clang/AST/DeclCXX.h" |
25 | #include "clang/AST/DeclFriend.h" |
26 | #include "clang/AST/DeclGroup.h" |
27 | #include "clang/AST/DeclObjC.h" |
28 | #include "clang/AST/DeclTemplate.h" |
29 | #include "clang/AST/DeclarationName.h" |
30 | #include "clang/AST/Expr.h" |
31 | #include "clang/AST/ExprCXX.h" |
32 | #include "clang/AST/ExternalASTSource.h" |
33 | #include "clang/AST/NestedNameSpecifier.h" |
34 | #include "clang/AST/OpenMPClause.h" |
35 | #include "clang/AST/ODRHash.h" |
36 | #include "clang/AST/RawCommentList.h" |
37 | #include "clang/AST/TemplateBase.h" |
38 | #include "clang/AST/TemplateName.h" |
39 | #include "clang/AST/Type.h" |
40 | #include "clang/AST/TypeLoc.h" |
41 | #include "clang/AST/TypeLocVisitor.h" |
42 | #include "clang/AST/UnresolvedSet.h" |
43 | #include "clang/Basic/CommentOptions.h" |
44 | #include "clang/Basic/Diagnostic.h" |
45 | #include "clang/Basic/DiagnosticOptions.h" |
46 | #include "clang/Basic/ExceptionSpecificationType.h" |
47 | #include "clang/Basic/FileManager.h" |
48 | #include "clang/Basic/FileSystemOptions.h" |
49 | #include "clang/Basic/IdentifierTable.h" |
50 | #include "clang/Basic/LLVM.h" |
51 | #include "clang/Basic/LangOptions.h" |
52 | #include "clang/Basic/Module.h" |
53 | #include "clang/Basic/ObjCRuntime.h" |
54 | #include "clang/Basic/OperatorKinds.h" |
55 | #include "clang/Basic/PragmaKinds.h" |
56 | #include "clang/Basic/Sanitizers.h" |
57 | #include "clang/Basic/SourceLocation.h" |
58 | #include "clang/Basic/SourceManager.h" |
59 | #include "clang/Basic/SourceManagerInternals.h" |
60 | #include "clang/Basic/Specifiers.h" |
61 | #include "clang/Basic/TargetInfo.h" |
62 | #include "clang/Basic/TargetOptions.h" |
63 | #include "clang/Basic/TokenKinds.h" |
64 | #include "clang/Basic/Version.h" |
65 | #include "clang/Lex/HeaderSearch.h" |
66 | #include "clang/Lex/HeaderSearchOptions.h" |
67 | #include "clang/Lex/MacroInfo.h" |
68 | #include "clang/Lex/ModuleMap.h" |
69 | #include "clang/Lex/PreprocessingRecord.h" |
70 | #include "clang/Lex/Preprocessor.h" |
71 | #include "clang/Lex/PreprocessorOptions.h" |
72 | #include "clang/Lex/Token.h" |
73 | #include "clang/Sema/ObjCMethodList.h" |
74 | #include "clang/Sema/Scope.h" |
75 | #include "clang/Sema/Sema.h" |
76 | #include "clang/Sema/Weak.h" |
77 | #include "clang/Serialization/ASTBitCodes.h" |
78 | #include "clang/Serialization/ASTDeserializationListener.h" |
79 | #include "clang/Serialization/ContinuousRangeMap.h" |
80 | #include "clang/Serialization/GlobalModuleIndex.h" |
81 | #include "clang/Serialization/InMemoryModuleCache.h" |
82 | #include "clang/Serialization/ModuleFile.h" |
83 | #include "clang/Serialization/ModuleFileExtension.h" |
84 | #include "clang/Serialization/ModuleManager.h" |
85 | #include "clang/Serialization/PCHContainerOperations.h" |
86 | #include "clang/Serialization/SerializationDiagnostic.h" |
87 | #include "llvm/ADT/APFloat.h" |
88 | #include "llvm/ADT/APInt.h" |
89 | #include "llvm/ADT/APSInt.h" |
90 | #include "llvm/ADT/ArrayRef.h" |
91 | #include "llvm/ADT/DenseMap.h" |
92 | #include "llvm/ADT/FloatingPointMode.h" |
93 | #include "llvm/ADT/FoldingSet.h" |
94 | #include "llvm/ADT/Hashing.h" |
95 | #include "llvm/ADT/IntrusiveRefCntPtr.h" |
96 | #include "llvm/ADT/None.h" |
97 | #include "llvm/ADT/Optional.h" |
98 | #include "llvm/ADT/STLExtras.h" |
99 | #include "llvm/ADT/ScopeExit.h" |
100 | #include "llvm/ADT/SmallPtrSet.h" |
101 | #include "llvm/ADT/SmallString.h" |
102 | #include "llvm/ADT/SmallVector.h" |
103 | #include "llvm/ADT/StringExtras.h" |
104 | #include "llvm/ADT/StringMap.h" |
105 | #include "llvm/ADT/StringRef.h" |
106 | #include "llvm/ADT/Triple.h" |
107 | #include "llvm/ADT/iterator_range.h" |
108 | #include "llvm/Bitstream/BitstreamReader.h" |
109 | #include "llvm/Support/Casting.h" |
110 | #include "llvm/Support/Compiler.h" |
111 | #include "llvm/Support/Compression.h" |
112 | #include "llvm/Support/DJB.h" |
113 | #include "llvm/Support/Endian.h" |
114 | #include "llvm/Support/Error.h" |
115 | #include "llvm/Support/ErrorHandling.h" |
116 | #include "llvm/Support/FileSystem.h" |
117 | #include "llvm/Support/LEB128.h" |
118 | #include "llvm/Support/MemoryBuffer.h" |
119 | #include "llvm/Support/Path.h" |
120 | #include "llvm/Support/SaveAndRestore.h" |
121 | #include "llvm/Support/Timer.h" |
122 | #include "llvm/Support/VersionTuple.h" |
123 | #include "llvm/Support/raw_ostream.h" |
124 | #include <algorithm> |
125 | #include <cassert> |
126 | #include <cstddef> |
127 | #include <cstdint> |
128 | #include <cstdio> |
129 | #include <ctime> |
130 | #include <iterator> |
131 | #include <limits> |
132 | #include <map> |
133 | #include <memory> |
134 | #include <string> |
135 | #include <system_error> |
136 | #include <tuple> |
137 | #include <utility> |
138 | #include <vector> |
139 | |
140 | using namespace clang; |
141 | using namespace clang::serialization; |
142 | using namespace clang::serialization::reader; |
143 | using llvm::BitstreamCursor; |
144 | using llvm::RoundingMode; |
145 | |
146 | |
147 | |
148 | |
149 | |
150 | bool |
151 | ChainedASTReaderListener::ReadFullVersionInformation(StringRef FullVersion) { |
152 | return First->ReadFullVersionInformation(FullVersion) || |
153 | Second->ReadFullVersionInformation(FullVersion); |
154 | } |
155 | |
156 | void ChainedASTReaderListener::ReadModuleName(StringRef ModuleName) { |
157 | First->ReadModuleName(ModuleName); |
158 | Second->ReadModuleName(ModuleName); |
159 | } |
160 | |
161 | void ChainedASTReaderListener::ReadModuleMapFile(StringRef ModuleMapPath) { |
162 | First->ReadModuleMapFile(ModuleMapPath); |
163 | Second->ReadModuleMapFile(ModuleMapPath); |
164 | } |
165 | |
166 | bool |
167 | ChainedASTReaderListener::ReadLanguageOptions(const LangOptions &LangOpts, |
168 | bool Complain, |
169 | bool AllowCompatibleDifferences) { |
170 | return First->ReadLanguageOptions(LangOpts, Complain, |
171 | AllowCompatibleDifferences) || |
172 | Second->ReadLanguageOptions(LangOpts, Complain, |
173 | AllowCompatibleDifferences); |
174 | } |
175 | |
176 | bool ChainedASTReaderListener::ReadTargetOptions( |
177 | const TargetOptions &TargetOpts, bool Complain, |
178 | bool AllowCompatibleDifferences) { |
179 | return First->ReadTargetOptions(TargetOpts, Complain, |
180 | AllowCompatibleDifferences) || |
181 | Second->ReadTargetOptions(TargetOpts, Complain, |
182 | AllowCompatibleDifferences); |
183 | } |
184 | |
185 | bool ChainedASTReaderListener::ReadDiagnosticOptions( |
186 | IntrusiveRefCntPtr<DiagnosticOptions> DiagOpts, bool Complain) { |
187 | return First->ReadDiagnosticOptions(DiagOpts, Complain) || |
188 | Second->ReadDiagnosticOptions(DiagOpts, Complain); |
189 | } |
190 | |
191 | bool |
192 | ChainedASTReaderListener::ReadFileSystemOptions(const FileSystemOptions &FSOpts, |
193 | bool Complain) { |
194 | return First->ReadFileSystemOptions(FSOpts, Complain) || |
195 | Second->ReadFileSystemOptions(FSOpts, Complain); |
196 | } |
197 | |
198 | bool ChainedASTReaderListener::ReadHeaderSearchOptions( |
199 | const HeaderSearchOptions &HSOpts, StringRef SpecificModuleCachePath, |
200 | bool Complain) { |
201 | return First->ReadHeaderSearchOptions(HSOpts, SpecificModuleCachePath, |
202 | Complain) || |
203 | Second->ReadHeaderSearchOptions(HSOpts, SpecificModuleCachePath, |
204 | Complain); |
205 | } |
206 | |
207 | bool ChainedASTReaderListener::ReadPreprocessorOptions( |
208 | const PreprocessorOptions &PPOpts, bool Complain, |
209 | std::string &SuggestedPredefines) { |
210 | return First->ReadPreprocessorOptions(PPOpts, Complain, |
211 | SuggestedPredefines) || |
212 | Second->ReadPreprocessorOptions(PPOpts, Complain, SuggestedPredefines); |
213 | } |
214 | |
215 | void ChainedASTReaderListener::ReadCounter(const serialization::ModuleFile &M, |
216 | unsigned Value) { |
217 | First->ReadCounter(M, Value); |
218 | Second->ReadCounter(M, Value); |
219 | } |
220 | |
221 | bool ChainedASTReaderListener::needsInputFileVisitation() { |
222 | return First->needsInputFileVisitation() || |
223 | Second->needsInputFileVisitation(); |
224 | } |
225 | |
226 | bool ChainedASTReaderListener::needsSystemInputFileVisitation() { |
227 | return First->needsSystemInputFileVisitation() || |
228 | Second->needsSystemInputFileVisitation(); |
229 | } |
230 | |
231 | void ChainedASTReaderListener::visitModuleFile(StringRef Filename, |
232 | ModuleKind Kind) { |
233 | First->visitModuleFile(Filename, Kind); |
234 | Second->visitModuleFile(Filename, Kind); |
235 | } |
236 | |
237 | bool ChainedASTReaderListener::visitInputFile(StringRef Filename, |
238 | bool isSystem, |
239 | bool isOverridden, |
240 | bool isExplicitModule) { |
241 | bool Continue = false; |
242 | if (First->needsInputFileVisitation() && |
243 | (!isSystem || First->needsSystemInputFileVisitation())) |
244 | Continue |= First->visitInputFile(Filename, isSystem, isOverridden, |
245 | isExplicitModule); |
246 | if (Second->needsInputFileVisitation() && |
247 | (!isSystem || Second->needsSystemInputFileVisitation())) |
248 | Continue |= Second->visitInputFile(Filename, isSystem, isOverridden, |
249 | isExplicitModule); |
250 | return Continue; |
251 | } |
252 | |
253 | void ChainedASTReaderListener::readModuleFileExtension( |
254 | const ModuleFileExtensionMetadata &Metadata) { |
255 | First->readModuleFileExtension(Metadata); |
256 | Second->readModuleFileExtension(Metadata); |
257 | } |
258 | |
259 | |
260 | |
261 | |
262 | |
263 | ASTReaderListener::~ASTReaderListener() = default; |
264 | |
265 | |
266 | |
267 | |
268 | |
269 | |
270 | |
271 | |
272 | |
273 | static bool checkLanguageOptions(const LangOptions &LangOpts, |
274 | const LangOptions &ExistingLangOpts, |
275 | DiagnosticsEngine *Diags, |
276 | bool AllowCompatibleDifferences = true) { |
277 | #define LANGOPT(Name, Bits, Default, Description) \ |
278 | if (ExistingLangOpts.Name != LangOpts.Name) { \ |
279 | if (Diags) \ |
280 | Diags->Report(diag::err_pch_langopt_mismatch) \ |
281 | << Description << LangOpts.Name << ExistingLangOpts.Name; \ |
282 | return true; \ |
283 | } |
284 | |
285 | #define VALUE_LANGOPT(Name, Bits, Default, Description) \ |
286 | if (ExistingLangOpts.Name != LangOpts.Name) { \ |
287 | if (Diags) \ |
288 | Diags->Report(diag::err_pch_langopt_value_mismatch) \ |
289 | << Description; \ |
290 | return true; \ |
291 | } |
292 | |
293 | #define ENUM_LANGOPT(Name, Type, Bits, Default, Description) \ |
294 | if (ExistingLangOpts.get##Name() != LangOpts.get##Name()) { \ |
295 | if (Diags) \ |
296 | Diags->Report(diag::err_pch_langopt_value_mismatch) \ |
297 | << Description; \ |
298 | return true; \ |
299 | } |
300 | |
301 | #define COMPATIBLE_LANGOPT(Name, Bits, Default, Description) \ |
302 | if (!AllowCompatibleDifferences) \ |
303 | LANGOPT(Name, Bits, Default, Description) |
304 | |
305 | #define COMPATIBLE_ENUM_LANGOPT(Name, Bits, Default, Description) \ |
306 | if (!AllowCompatibleDifferences) \ |
307 | ENUM_LANGOPT(Name, Bits, Default, Description) |
308 | |
309 | #define COMPATIBLE_VALUE_LANGOPT(Name, Bits, Default, Description) \ |
310 | if (!AllowCompatibleDifferences) \ |
311 | VALUE_LANGOPT(Name, Bits, Default, Description) |
312 | |
313 | #define BENIGN_LANGOPT(Name, Bits, Default, Description) |
314 | #define BENIGN_ENUM_LANGOPT(Name, Type, Bits, Default, Description) |
315 | #define BENIGN_VALUE_LANGOPT(Name, Type, Bits, Default, Description) |
316 | #include "clang/Basic/LangOptions.def" |
317 | |
318 | if (ExistingLangOpts.ModuleFeatures != LangOpts.ModuleFeatures) { |
319 | if (Diags) |
320 | Diags->Report(diag::err_pch_langopt_value_mismatch) << "module features"; |
321 | return true; |
322 | } |
323 | |
324 | if (ExistingLangOpts.ObjCRuntime != LangOpts.ObjCRuntime) { |
325 | if (Diags) |
326 | Diags->Report(diag::err_pch_langopt_value_mismatch) |
327 | << "target Objective-C runtime"; |
328 | return true; |
329 | } |
330 | |
331 | if (ExistingLangOpts.CommentOpts.BlockCommandNames != |
332 | LangOpts.CommentOpts.BlockCommandNames) { |
333 | if (Diags) |
334 | Diags->Report(diag::err_pch_langopt_value_mismatch) |
335 | << "block command names"; |
336 | return true; |
337 | } |
338 | |
339 | |
340 | |
341 | |
342 | |
343 | if (!AllowCompatibleDifferences) { |
344 | SanitizerMask ModularSanitizers = getPPTransparentSanitizers(); |
345 | SanitizerSet ExistingSanitizers = ExistingLangOpts.Sanitize; |
346 | SanitizerSet ImportedSanitizers = LangOpts.Sanitize; |
347 | ExistingSanitizers.clear(ModularSanitizers); |
348 | ImportedSanitizers.clear(ModularSanitizers); |
349 | if (ExistingSanitizers.Mask != ImportedSanitizers.Mask) { |
350 | const std::string Flag = "-fsanitize="; |
351 | if (Diags) { |
352 | #define SANITIZER(NAME, ID) \ |
353 | { \ |
354 | bool InExistingModule = ExistingSanitizers.has(SanitizerKind::ID); \ |
355 | bool InImportedModule = ImportedSanitizers.has(SanitizerKind::ID); \ |
356 | if (InExistingModule != InImportedModule) \ |
357 | Diags->Report(diag::err_pch_targetopt_feature_mismatch) \ |
358 | << InExistingModule << (Flag + NAME); \ |
359 | } |
360 | #include "clang/Basic/Sanitizers.def" |
361 | } |
362 | return true; |
363 | } |
364 | } |
365 | |
366 | return false; |
367 | } |
368 | |
369 | |
370 | |
371 | |
372 | |
373 | |
374 | |
375 | static bool checkTargetOptions(const TargetOptions &TargetOpts, |
376 | const TargetOptions &ExistingTargetOpts, |
377 | DiagnosticsEngine *Diags, |
378 | bool AllowCompatibleDifferences = true) { |
379 | #define CHECK_TARGET_OPT(Field, Name) \ |
380 | if (TargetOpts.Field != ExistingTargetOpts.Field) { \ |
381 | if (Diags) \ |
382 | Diags->Report(diag::err_pch_targetopt_mismatch) \ |
383 | << Name << TargetOpts.Field << ExistingTargetOpts.Field; \ |
384 | return true; \ |
385 | } |
386 | |
387 | |
388 | CHECK_TARGET_OPT(Triple, "target"); |
389 | CHECK_TARGET_OPT(ABI, "target ABI"); |
390 | |
391 | |
392 | |
393 | |
394 | if (!AllowCompatibleDifferences) { |
395 | CHECK_TARGET_OPT(CPU, "target CPU"); |
396 | CHECK_TARGET_OPT(TuneCPU, "tune CPU"); |
397 | } |
398 | |
399 | #undef CHECK_TARGET_OPT |
400 | |
401 | |
402 | SmallVector<StringRef, 4> ExistingFeatures( |
403 | ExistingTargetOpts.FeaturesAsWritten.begin(), |
404 | ExistingTargetOpts.FeaturesAsWritten.end()); |
405 | SmallVector<StringRef, 4> ReadFeatures(TargetOpts.FeaturesAsWritten.begin(), |
406 | TargetOpts.FeaturesAsWritten.end()); |
407 | llvm::sort(ExistingFeatures); |
408 | llvm::sort(ReadFeatures); |
409 | |
410 | |
411 | |
412 | SmallVector<StringRef, 4> UnmatchedExistingFeatures, UnmatchedReadFeatures; |
413 | std::set_difference( |
414 | ExistingFeatures.begin(), ExistingFeatures.end(), ReadFeatures.begin(), |
415 | ReadFeatures.end(), std::back_inserter(UnmatchedExistingFeatures)); |
416 | std::set_difference(ReadFeatures.begin(), ReadFeatures.end(), |
417 | ExistingFeatures.begin(), ExistingFeatures.end(), |
418 | std::back_inserter(UnmatchedReadFeatures)); |
419 | |
420 | |
421 | |
422 | if (AllowCompatibleDifferences && UnmatchedReadFeatures.empty()) |
423 | return false; |
424 | |
425 | if (Diags) { |
426 | for (StringRef Feature : UnmatchedReadFeatures) |
427 | Diags->Report(diag::err_pch_targetopt_feature_mismatch) |
428 | << false << Feature; |
429 | for (StringRef Feature : UnmatchedExistingFeatures) |
430 | Diags->Report(diag::err_pch_targetopt_feature_mismatch) |
431 | << true << Feature; |
432 | } |
433 | |
434 | return !UnmatchedReadFeatures.empty() || !UnmatchedExistingFeatures.empty(); |
435 | } |
436 | |
437 | bool |
438 | PCHValidator::ReadLanguageOptions(const LangOptions &LangOpts, |
439 | bool Complain, |
440 | bool AllowCompatibleDifferences) { |
441 | const LangOptions &ExistingLangOpts = PP.getLangOpts(); |
442 | return checkLanguageOptions(LangOpts, ExistingLangOpts, |
443 | Complain ? &Reader.Diags : nullptr, |
444 | AllowCompatibleDifferences); |
445 | } |
446 | |
447 | bool PCHValidator::ReadTargetOptions(const TargetOptions &TargetOpts, |
448 | bool Complain, |
449 | bool AllowCompatibleDifferences) { |
450 | const TargetOptions &ExistingTargetOpts = PP.getTargetInfo().getTargetOpts(); |
451 | return checkTargetOptions(TargetOpts, ExistingTargetOpts, |
452 | Complain ? &Reader.Diags : nullptr, |
453 | AllowCompatibleDifferences); |
454 | } |
455 | |
456 | namespace { |
457 | |
458 | using MacroDefinitionsMap = |
459 | llvm::StringMap<std::pair<StringRef, bool >>; |
460 | using DeclsMap = llvm::DenseMap<DeclarationName, SmallVector<NamedDecl *, 8>>; |
461 | |
462 | } |
463 | |
464 | static bool checkDiagnosticGroupMappings(DiagnosticsEngine &StoredDiags, |
465 | DiagnosticsEngine &Diags, |
466 | bool Complain) { |
467 | using Level = DiagnosticsEngine::Level; |
468 | |
469 | |
470 | |
471 | |
472 | DiagnosticsEngine *MappingSources[] = { &Diags, &StoredDiags }; |
473 | |
474 | for (DiagnosticsEngine *MappingSource : MappingSources) { |
475 | for (auto DiagIDMappingPair : MappingSource->getDiagnosticMappings()) { |
476 | diag::kind DiagID = DiagIDMappingPair.first; |
477 | Level CurLevel = Diags.getDiagnosticLevel(DiagID, SourceLocation()); |
478 | if (CurLevel < DiagnosticsEngine::Error) |
479 | continue; |
480 | Level StoredLevel = |
481 | StoredDiags.getDiagnosticLevel(DiagID, SourceLocation()); |
482 | if (StoredLevel < DiagnosticsEngine::Error) { |
483 | if (Complain) |
484 | Diags.Report(diag::err_pch_diagopt_mismatch) << "-Werror=" + |
485 | Diags.getDiagnosticIDs()->getWarningOptionForDiag(DiagID).str(); |
486 | return true; |
487 | } |
488 | } |
489 | } |
490 | |
491 | return false; |
492 | } |
493 | |
494 | static bool isExtHandlingFromDiagsError(DiagnosticsEngine &Diags) { |
495 | diag::Severity Ext = Diags.getExtensionHandlingBehavior(); |
496 | if (Ext == diag::Severity::Warning && Diags.getWarningsAsErrors()) |
497 | return true; |
498 | return Ext >= diag::Severity::Error; |
499 | } |
500 | |
501 | static bool checkDiagnosticMappings(DiagnosticsEngine &StoredDiags, |
502 | DiagnosticsEngine &Diags, |
503 | bool IsSystem, bool Complain) { |
504 | |
505 | if (IsSystem) { |
506 | if (Diags.getSuppressSystemWarnings()) |
507 | return false; |
508 | |
509 | if (StoredDiags.getSuppressSystemWarnings()) { |
510 | if (Complain) |
511 | Diags.Report(diag::err_pch_diagopt_mismatch) << "-Wsystem-headers"; |
512 | return true; |
513 | } |
514 | } |
515 | |
516 | if (Diags.getWarningsAsErrors() && !StoredDiags.getWarningsAsErrors()) { |
517 | if (Complain) |
518 | Diags.Report(diag::err_pch_diagopt_mismatch) << "-Werror"; |
519 | return true; |
520 | } |
521 | |
522 | if (Diags.getWarningsAsErrors() && Diags.getEnableAllWarnings() && |
523 | !StoredDiags.getEnableAllWarnings()) { |
524 | if (Complain) |
525 | Diags.Report(diag::err_pch_diagopt_mismatch) << "-Weverything -Werror"; |
526 | return true; |
527 | } |
528 | |
529 | if (isExtHandlingFromDiagsError(Diags) && |
530 | !isExtHandlingFromDiagsError(StoredDiags)) { |
531 | if (Complain) |
532 | Diags.Report(diag::err_pch_diagopt_mismatch) << "-pedantic-errors"; |
533 | return true; |
534 | } |
535 | |
536 | return checkDiagnosticGroupMappings(StoredDiags, Diags, Complain); |
537 | } |
538 | |
539 | |
540 | static Module *getTopImportImplicitModule(ModuleManager &ModuleMgr, |
541 | Preprocessor &PP) { |
542 | |
543 | |
544 | |
545 | |
546 | |
547 | |
548 | |
549 | ModuleFile *TopImport = &*ModuleMgr.rbegin(); |
550 | while (!TopImport->ImportedBy.empty()) |
551 | TopImport = TopImport->ImportedBy[0]; |
552 | if (TopImport->Kind != MK_ImplicitModule) |
553 | return nullptr; |
554 | |
555 | StringRef ModuleName = TopImport->ModuleName; |
556 | assert(!ModuleName.empty() && "diagnostic options read before module name"); |
557 | |
558 | Module *M = PP.getHeaderSearchInfo().lookupModule(ModuleName); |
559 | assert(M && "missing module"); |
560 | return M; |
561 | } |
562 | |
563 | bool PCHValidator::ReadDiagnosticOptions( |
564 | IntrusiveRefCntPtr<DiagnosticOptions> DiagOpts, bool Complain) { |
565 | DiagnosticsEngine &ExistingDiags = PP.getDiagnostics(); |
566 | IntrusiveRefCntPtr<DiagnosticIDs> DiagIDs(ExistingDiags.getDiagnosticIDs()); |
567 | IntrusiveRefCntPtr<DiagnosticsEngine> Diags( |
568 | new DiagnosticsEngine(DiagIDs, DiagOpts.get())); |
569 | |
570 | |
571 | ProcessWarningOptions(*Diags, *DiagOpts, false); |
572 | |
573 | ModuleManager &ModuleMgr = Reader.getModuleManager(); |
574 | assert(ModuleMgr.size() >= 1 && "what ASTFile is this then"); |
575 | |
576 | Module *TopM = getTopImportImplicitModule(ModuleMgr, PP); |
577 | if (!TopM) |
578 | return false; |
579 | |
580 | |
581 | |
582 | return checkDiagnosticMappings(*Diags, ExistingDiags, TopM->IsSystem, |
583 | Complain); |
584 | } |
585 | |
586 | |
587 | |
588 | static void |
589 | collectMacroDefinitions(const PreprocessorOptions &PPOpts, |
590 | MacroDefinitionsMap &Macros, |
591 | SmallVectorImpl<StringRef> *MacroNames = nullptr) { |
592 | for (unsigned I = 0, N = PPOpts.Macros.size(); I != N; ++I) { |
593 | StringRef Macro = PPOpts.Macros[I].first; |
594 | bool IsUndef = PPOpts.Macros[I].second; |
595 | |
596 | std::pair<StringRef, StringRef> MacroPair = Macro.split('='); |
597 | StringRef MacroName = MacroPair.first; |
598 | StringRef MacroBody = MacroPair.second; |
599 | |
600 | |
601 | if (IsUndef) { |
602 | if (MacroNames && !Macros.count(MacroName)) |
603 | MacroNames->push_back(MacroName); |
604 | |
605 | Macros[MacroName] = std::make_pair("", true); |
606 | continue; |
607 | } |
608 | |
609 | |
610 | if (MacroName.size() == Macro.size()) |
611 | MacroBody = "1"; |
612 | else { |
613 | |
614 | StringRef::size_type End = MacroBody.find_first_of("\n\r"); |
615 | MacroBody = MacroBody.substr(0, End); |
616 | } |
617 | |
618 | if (MacroNames && !Macros.count(MacroName)) |
619 | MacroNames->push_back(MacroName); |
620 | Macros[MacroName] = std::make_pair(MacroBody, false); |
621 | } |
622 | } |
623 | |
624 | |
625 | |
626 | |
627 | |
628 | |
629 | |
630 | |
631 | static bool checkPreprocessorOptions(const PreprocessorOptions &PPOpts, |
632 | const PreprocessorOptions &ExistingPPOpts, |
633 | DiagnosticsEngine *Diags, |
634 | FileManager &FileMgr, |
635 | std::string &SuggestedPredefines, |
636 | const LangOptions &LangOpts, |
637 | bool Validate = true) { |
638 | |
639 | MacroDefinitionsMap ASTFileMacros; |
640 | collectMacroDefinitions(PPOpts, ASTFileMacros); |
641 | MacroDefinitionsMap ExistingMacros; |
642 | SmallVector<StringRef, 4> ExistingMacroNames; |
643 | collectMacroDefinitions(ExistingPPOpts, ExistingMacros, &ExistingMacroNames); |
644 | |
645 | for (unsigned I = 0, N = ExistingMacroNames.size(); I != N; ++I) { |
646 | |
647 | StringRef MacroName = ExistingMacroNames[I]; |
648 | std::pair<StringRef, bool> Existing = ExistingMacros[MacroName]; |
649 | |
650 | |
651 | llvm::StringMap<std::pair<StringRef, bool >>::iterator Known = |
652 | ASTFileMacros.find(MacroName); |
653 | if (!Validate || Known == ASTFileMacros.end()) { |
654 | |
655 | |
656 | |
657 | |
658 | if (Existing.second) { |
659 | SuggestedPredefines += "#undef "; |
660 | SuggestedPredefines += MacroName.str(); |
661 | SuggestedPredefines += '\n'; |
662 | } else { |
663 | SuggestedPredefines += "#define "; |
664 | SuggestedPredefines += MacroName.str(); |
665 | SuggestedPredefines += ' '; |
666 | SuggestedPredefines += Existing.first.str(); |
667 | SuggestedPredefines += '\n'; |
668 | } |
669 | continue; |
670 | } |
671 | |
672 | |
673 | |
674 | if (Existing.second != Known->second.second) { |
675 | if (Diags) { |
676 | Diags->Report(diag::err_pch_macro_def_undef) |
677 | << MacroName << Known->second.second; |
678 | } |
679 | return true; |
680 | } |
681 | |
682 | |
683 | |
684 | if (Existing.second || Existing.first == Known->second.first) |
685 | continue; |
686 | |
687 | |
688 | if (Diags) { |
689 | Diags->Report(diag::err_pch_macro_def_conflict) |
690 | << MacroName << Known->second.first << Existing.first; |
691 | } |
692 | return true; |
693 | } |
694 | |
695 | |
696 | if (PPOpts.UsePredefines != ExistingPPOpts.UsePredefines && Validate) { |
697 | if (Diags) { |
698 | Diags->Report(diag::err_pch_undef) << ExistingPPOpts.UsePredefines; |
699 | } |
700 | return true; |
701 | } |
702 | |
703 | |
704 | if (LangOpts.Modules && |
705 | PPOpts.DetailedRecord != ExistingPPOpts.DetailedRecord && Validate) { |
706 | if (Diags) { |
707 | Diags->Report(diag::err_pch_pp_detailed_record) << PPOpts.DetailedRecord; |
708 | } |
709 | return true; |
710 | } |
711 | |
712 | |
713 | for (unsigned I = 0, N = ExistingPPOpts.Includes.size(); I != N; ++I) { |
714 | StringRef File = ExistingPPOpts.Includes[I]; |
715 | |
716 | if (!ExistingPPOpts.ImplicitPCHInclude.empty() && |
717 | !ExistingPPOpts.PCHThroughHeader.empty()) { |
718 | |
719 | |
720 | SuggestedPredefines += "#include \""; |
721 | SuggestedPredefines += File; |
722 | SuggestedPredefines += "\"\n"; |
723 | continue; |
724 | } |
725 | |
726 | if (File == ExistingPPOpts.ImplicitPCHInclude) |
727 | continue; |
728 | |
729 | if (std::find(PPOpts.Includes.begin(), PPOpts.Includes.end(), File) |
730 | != PPOpts.Includes.end()) |
731 | continue; |
732 | |
733 | SuggestedPredefines += "#include \""; |
734 | SuggestedPredefines += File; |
735 | SuggestedPredefines += "\"\n"; |
736 | } |
737 | |
738 | for (unsigned I = 0, N = ExistingPPOpts.MacroIncludes.size(); I != N; ++I) { |
739 | StringRef File = ExistingPPOpts.MacroIncludes[I]; |
740 | if (std::find(PPOpts.MacroIncludes.begin(), PPOpts.MacroIncludes.end(), |
741 | File) |
742 | != PPOpts.MacroIncludes.end()) |
743 | continue; |
744 | |
745 | SuggestedPredefines += "#__include_macros \""; |
746 | SuggestedPredefines += File; |
747 | SuggestedPredefines += "\"\n##\n"; |
748 | } |
749 | |
750 | return false; |
751 | } |
752 | |
753 | bool PCHValidator::ReadPreprocessorOptions(const PreprocessorOptions &PPOpts, |
754 | bool Complain, |
755 | std::string &SuggestedPredefines) { |
756 | const PreprocessorOptions &ExistingPPOpts = PP.getPreprocessorOpts(); |
757 | |
758 | return checkPreprocessorOptions(PPOpts, ExistingPPOpts, |
759 | Complain? &Reader.Diags : nullptr, |
760 | PP.getFileManager(), |
761 | SuggestedPredefines, |
762 | PP.getLangOpts()); |
763 | } |
764 | |
765 | bool SimpleASTReaderListener::ReadPreprocessorOptions( |
766 | const PreprocessorOptions &PPOpts, |
767 | bool Complain, |
768 | std::string &SuggestedPredefines) { |
769 | return checkPreprocessorOptions(PPOpts, |
770 | PP.getPreprocessorOpts(), |
771 | nullptr, |
772 | PP.getFileManager(), |
773 | SuggestedPredefines, |
774 | PP.getLangOpts(), |
775 | false); |
776 | } |
777 | |
778 | |
779 | |
780 | |
781 | |
782 | static bool checkHeaderSearchOptions(const HeaderSearchOptions &HSOpts, |
783 | StringRef SpecificModuleCachePath, |
784 | StringRef ExistingModuleCachePath, |
785 | DiagnosticsEngine *Diags, |
786 | const LangOptions &LangOpts, |
787 | const PreprocessorOptions &PPOpts) { |
788 | if (LangOpts.Modules) { |
789 | if (SpecificModuleCachePath != ExistingModuleCachePath && |
790 | !PPOpts.AllowPCHWithDifferentModulesCachePath) { |
791 | if (Diags) |
792 | Diags->Report(diag::err_pch_modulecache_mismatch) |
793 | << SpecificModuleCachePath << ExistingModuleCachePath; |
794 | return true; |
795 | } |
796 | } |
797 | |
798 | return false; |
799 | } |
800 | |
801 | bool PCHValidator::ReadHeaderSearchOptions(const HeaderSearchOptions &HSOpts, |
802 | StringRef SpecificModuleCachePath, |
803 | bool Complain) { |
804 | return checkHeaderSearchOptions(HSOpts, SpecificModuleCachePath, |
805 | PP.getHeaderSearchInfo().getModuleCachePath(), |
806 | Complain ? &Reader.Diags : nullptr, |
807 | PP.getLangOpts(), PP.getPreprocessorOpts()); |
808 | } |
809 | |
810 | void PCHValidator::ReadCounter(const ModuleFile &M, unsigned Value) { |
811 | PP.setCounterValue(Value); |
812 | } |
813 | |
814 | |
815 | |
816 | |
817 | |
818 | static uint64_t readULEB(const unsigned char *&P) { |
819 | unsigned Length = 0; |
820 | const char *Error = nullptr; |
821 | |
822 | uint64_t Val = llvm::decodeULEB128(P, &Length, nullptr, &Error); |
823 | if (Error) |
824 | llvm::report_fatal_error(Error); |
825 | P += Length; |
826 | return Val; |
827 | } |
828 | |
829 | |
830 | static std::pair<unsigned, unsigned> |
831 | readULEBKeyDataLength(const unsigned char *&P) { |
832 | unsigned KeyLen = readULEB(P); |
833 | if ((unsigned)KeyLen != KeyLen) |
834 | llvm::report_fatal_error("key too large"); |
835 | |
836 | unsigned DataLen = readULEB(P); |
837 | if ((unsigned)DataLen != DataLen) |
838 | llvm::report_fatal_error("data too large"); |
839 | |
840 | return std::make_pair(KeyLen, DataLen); |
841 | } |
842 | |
843 | void ASTReader::setDeserializationListener(ASTDeserializationListener *Listener, |
844 | bool TakeOwnership) { |
845 | DeserializationListener = Listener; |
846 | OwnsDeserializationListener = TakeOwnership; |
847 | } |
848 | |
849 | unsigned ASTSelectorLookupTrait::ComputeHash(Selector Sel) { |
850 | return serialization::ComputeHash(Sel); |
851 | } |
852 | |
853 | std::pair<unsigned, unsigned> |
854 | ASTSelectorLookupTrait::ReadKeyDataLength(const unsigned char*& d) { |
855 | return readULEBKeyDataLength(d); |
856 | } |
857 | |
858 | ASTSelectorLookupTrait::internal_key_type |
859 | ASTSelectorLookupTrait::ReadKey(const unsigned char* d, unsigned) { |
860 | using namespace llvm::support; |
861 | |
862 | SelectorTable &SelTable = Reader.getContext().Selectors; |
863 | unsigned N = endian::readNext<uint16_t, little, unaligned>(d); |
864 | IdentifierInfo *FirstII = Reader.getLocalIdentifier( |
865 | F, endian::readNext<uint32_t, little, unaligned>(d)); |
866 | if (N == 0) |
867 | return SelTable.getNullarySelector(FirstII); |
868 | else if (N == 1) |
869 | return SelTable.getUnarySelector(FirstII); |
870 | |
871 | SmallVector<IdentifierInfo *, 16> Args; |
872 | Args.push_back(FirstII); |
873 | for (unsigned I = 1; I != N; ++I) |
874 | Args.push_back(Reader.getLocalIdentifier( |
875 | F, endian::readNext<uint32_t, little, unaligned>(d))); |
876 | |
877 | return SelTable.getSelector(N, Args.data()); |
878 | } |
879 | |
880 | ASTSelectorLookupTrait::data_type |
881 | ASTSelectorLookupTrait::ReadData(Selector, const unsigned char* d, |
882 | unsigned DataLen) { |
883 | using namespace llvm::support; |
884 | |
885 | data_type Result; |
886 | |
887 | Result.ID = Reader.getGlobalSelectorID( |
888 | F, endian::readNext<uint32_t, little, unaligned>(d)); |
889 | unsigned FullInstanceBits = endian::readNext<uint16_t, little, unaligned>(d); |
890 | unsigned FullFactoryBits = endian::readNext<uint16_t, little, unaligned>(d); |
891 | Result.InstanceBits = FullInstanceBits & 0x3; |
892 | Result.InstanceHasMoreThanOneDecl = (FullInstanceBits >> 2) & 0x1; |
893 | Result.FactoryBits = FullFactoryBits & 0x3; |
894 | Result.FactoryHasMoreThanOneDecl = (FullFactoryBits >> 2) & 0x1; |
895 | unsigned NumInstanceMethods = FullInstanceBits >> 3; |
896 | unsigned NumFactoryMethods = FullFactoryBits >> 3; |
897 | |
898 | |
899 | for (unsigned I = 0; I != NumInstanceMethods; ++I) { |
900 | if (ObjCMethodDecl *Method = Reader.GetLocalDeclAs<ObjCMethodDecl>( |
901 | F, endian::readNext<uint32_t, little, unaligned>(d))) |
902 | Result.Instance.push_back(Method); |
903 | } |
904 | |
905 | |
906 | for (unsigned I = 0; I != NumFactoryMethods; ++I) { |
907 | if (ObjCMethodDecl *Method = Reader.GetLocalDeclAs<ObjCMethodDecl>( |
908 | F, endian::readNext<uint32_t, little, unaligned>(d))) |
909 | Result.Factory.push_back(Method); |
910 | } |
911 | |
912 | return Result; |
913 | } |
914 | |
915 | unsigned ASTIdentifierLookupTraitBase::ComputeHash(const internal_key_type& a) { |
916 | return llvm::djbHash(a); |
917 | } |
918 | |
919 | std::pair<unsigned, unsigned> |
920 | ASTIdentifierLookupTraitBase::ReadKeyDataLength(const unsigned char*& d) { |
921 | return readULEBKeyDataLength(d); |
922 | } |
923 | |
924 | ASTIdentifierLookupTraitBase::internal_key_type |
925 | ASTIdentifierLookupTraitBase::ReadKey(const unsigned char* d, unsigned n) { |
926 | assert(n >= 2 && d[n-1] == '\0'); |
927 | return StringRef((const char*) d, n-1); |
928 | } |
929 | |
930 | |
931 | static bool isInterestingIdentifier(ASTReader &Reader, IdentifierInfo &II, |
932 | bool IsModule) { |
933 | return II.hadMacroDefinition() || II.isPoisoned() || |
934 | (!IsModule && II.getObjCOrBuiltinID()) || |
935 | II.hasRevertedTokenIDToIdentifier() || |
936 | (!(IsModule && Reader.getPreprocessor().getLangOpts().CPlusPlus) && |
937 | II.getFETokenInfo()); |
938 | } |
939 | |
940 | static bool readBit(unsigned &Bits) { |
941 | bool Value = Bits & 0x1; |
942 | Bits >>= 1; |
943 | return Value; |
944 | } |
945 | |
946 | IdentID ASTIdentifierLookupTrait::ReadIdentifierID(const unsigned char *d) { |
947 | using namespace llvm::support; |
948 | |
949 | unsigned RawID = endian::readNext<uint32_t, little, unaligned>(d); |
950 | return Reader.getGlobalIdentifierID(F, RawID >> 1); |
951 | } |
952 | |
953 | static void markIdentifierFromAST(ASTReader &Reader, IdentifierInfo &II) { |
954 | if (!II.isFromAST()) { |
955 | II.setIsFromAST(); |
956 | bool IsModule = Reader.getPreprocessor().getCurrentModule() != nullptr; |
957 | if (isInterestingIdentifier(Reader, II, IsModule)) |
958 | II.setChangedSinceDeserialization(); |
959 | } |
960 | } |
961 | |
962 | IdentifierInfo *ASTIdentifierLookupTrait::ReadData(const internal_key_type& k, |
963 | const unsigned char* d, |
964 | unsigned DataLen) { |
965 | using namespace llvm::support; |
966 | |
967 | unsigned RawID = endian::readNext<uint32_t, little, unaligned>(d); |
968 | bool IsInteresting = RawID & 0x01; |
969 | |
970 | |
971 | RawID = RawID >> 1; |
972 | |
973 | |
974 | IdentifierInfo *II = KnownII; |
975 | if (!II) { |
976 | II = &Reader.getIdentifierTable().getOwn(k); |
977 | KnownII = II; |
978 | } |
979 | markIdentifierFromAST(Reader, *II); |
980 | Reader.markIdentifierUpToDate(II); |
981 | |
982 | IdentID ID = Reader.getGlobalIdentifierID(F, RawID); |
983 | if (!IsInteresting) { |
984 | |
985 | |
986 | Reader.SetIdentifierInfo(ID, II); |
987 | return II; |
988 | } |
989 | |
990 | unsigned ObjCOrBuiltinID = endian::readNext<uint16_t, little, unaligned>(d); |
991 | unsigned Bits = endian::readNext<uint16_t, little, unaligned>(d); |
992 | bool CPlusPlusOperatorKeyword = readBit(Bits); |
993 | bool HasRevertedTokenIDToIdentifier = readBit(Bits); |
994 | bool Poisoned = readBit(Bits); |
995 | bool ExtensionToken = readBit(Bits); |
996 | bool HadMacroDefinition = readBit(Bits); |
997 | |
998 | assert(Bits == 0 && "Extra bits in the identifier?"); |
999 | DataLen -= 8; |
1000 | |
1001 | |
1002 | |
1003 | if (HasRevertedTokenIDToIdentifier && II->getTokenID() != tok::identifier) |
1004 | II->revertTokenIDToIdentifier(); |
1005 | if (!F.isModule()) |
1006 | II->setObjCOrBuiltinID(ObjCOrBuiltinID); |
1007 | assert(II->isExtensionToken() == ExtensionToken && |
1008 | "Incorrect extension token flag"); |
1009 | (void)ExtensionToken; |
1010 | if (Poisoned) |
1011 | II->setIsPoisoned(true); |
1012 | assert(II->isCPlusPlusOperatorKeyword() == CPlusPlusOperatorKeyword && |
1013 | "Incorrect C++ operator keyword flag"); |
1014 | (void)CPlusPlusOperatorKeyword; |
1015 | |
1016 | |
1017 | |
1018 | if (HadMacroDefinition) { |
1019 | uint32_t MacroDirectivesOffset = |
1020 | endian::readNext<uint32_t, little, unaligned>(d); |
1021 | DataLen -= 4; |
1022 | |
1023 | Reader.addPendingMacro(II, &F, MacroDirectivesOffset); |
1024 | } |
1025 | |
1026 | Reader.SetIdentifierInfo(ID, II); |
1027 | |
1028 | |
1029 | |
1030 | if (DataLen > 0) { |
1031 | SmallVector<uint32_t, 4> DeclIDs; |
1032 | for (; DataLen > 0; DataLen -= 4) |
1033 | DeclIDs.push_back(Reader.getGlobalDeclID( |
1034 | F, endian::readNext<uint32_t, little, unaligned>(d))); |
1035 | Reader.SetGloballyVisibleDecls(II, DeclIDs); |
1036 | } |
1037 | |
1038 | return II; |
1039 | } |
1040 | |
1041 | DeclarationNameKey::DeclarationNameKey(DeclarationName Name) |
1042 | : Kind(Name.getNameKind()) { |
1043 | switch (Kind) { |
1044 | case DeclarationName::Identifier: |
1045 | Data = (uint64_t)Name.getAsIdentifierInfo(); |
1046 | break; |
1047 | case DeclarationName::ObjCZeroArgSelector: |
1048 | case DeclarationName::ObjCOneArgSelector: |
1049 | case DeclarationName::ObjCMultiArgSelector: |
1050 | Data = (uint64_t)Name.getObjCSelector().getAsOpaquePtr(); |
1051 | break; |
1052 | case DeclarationName::CXXOperatorName: |
1053 | Data = Name.getCXXOverloadedOperator(); |
1054 | break; |
1055 | case DeclarationName::CXXLiteralOperatorName: |
1056 | Data = (uint64_t)Name.getCXXLiteralIdentifier(); |
1057 | break; |
1058 | case DeclarationName::CXXDeductionGuideName: |
1059 | Data = (uint64_t)Name.getCXXDeductionGuideTemplate() |
1060 | ->getDeclName().getAsIdentifierInfo(); |
1061 | break; |
1062 | case DeclarationName::CXXConstructorName: |
1063 | case DeclarationName::CXXDestructorName: |
1064 | case DeclarationName::CXXConversionFunctionName: |
1065 | case DeclarationName::CXXUsingDirective: |
1066 | Data = 0; |
1067 | break; |
1068 | } |
1069 | } |
1070 | |
1071 | unsigned DeclarationNameKey::getHash() const { |
1072 | llvm::FoldingSetNodeID ID; |
1073 | ID.AddInteger(Kind); |
1074 | |
1075 | switch (Kind) { |
1076 | case DeclarationName::Identifier: |
1077 | case DeclarationName::CXXLiteralOperatorName: |
1078 | case DeclarationName::CXXDeductionGuideName: |
1079 | ID.AddString(((IdentifierInfo*)Data)->getName()); |
1080 | break; |
1081 | case DeclarationName::ObjCZeroArgSelector: |
1082 | case DeclarationName::ObjCOneArgSelector: |
1083 | case DeclarationName::ObjCMultiArgSelector: |
1084 | ID.AddInteger(serialization::ComputeHash(Selector(Data))); |
1085 | break; |
1086 | case DeclarationName::CXXOperatorName: |
1087 | ID.AddInteger((OverloadedOperatorKind)Data); |
1088 | break; |
1089 | case DeclarationName::CXXConstructorName: |
1090 | case DeclarationName::CXXDestructorName: |
1091 | case DeclarationName::CXXConversionFunctionName: |
1092 | case DeclarationName::CXXUsingDirective: |
1093 | break; |
1094 | } |
1095 | |
1096 | return ID.ComputeHash(); |
1097 | } |
1098 | |
1099 | ModuleFile * |
1100 | ASTDeclContextNameLookupTrait::ReadFileRef(const unsigned char *&d) { |
1101 | using namespace llvm::support; |
1102 | |
1103 | uint32_t ModuleFileID = endian::readNext<uint32_t, little, unaligned>(d); |
1104 | return Reader.getLocalModuleFile(F, ModuleFileID); |
1105 | } |
1106 | |
1107 | std::pair<unsigned, unsigned> |
1108 | ASTDeclContextNameLookupTrait::ReadKeyDataLength(const unsigned char *&d) { |
1109 | return readULEBKeyDataLength(d); |
1110 | } |
1111 | |
1112 | ASTDeclContextNameLookupTrait::internal_key_type |
1113 | ASTDeclContextNameLookupTrait::ReadKey(const unsigned char *d, unsigned) { |
1114 | using namespace llvm::support; |
1115 | |
1116 | auto Kind = (DeclarationName::NameKind)*d++; |
1117 | uint64_t Data; |
1118 | switch (Kind) { |
1119 | case DeclarationName::Identifier: |
1120 | case DeclarationName::CXXLiteralOperatorName: |
1121 | case DeclarationName::CXXDeductionGuideName: |
1122 | Data = (uint64_t)Reader.getLocalIdentifier( |
1123 | F, endian::readNext<uint32_t, little, unaligned>(d)); |
1124 | break; |
1125 | case DeclarationName::ObjCZeroArgSelector: |
1126 | case DeclarationName::ObjCOneArgSelector: |
1127 | case DeclarationName::ObjCMultiArgSelector: |
1128 | Data = |
1129 | (uint64_t)Reader.getLocalSelector( |
1130 | F, endian::readNext<uint32_t, little, unaligned>( |
1131 | d)).getAsOpaquePtr(); |
1132 | break; |
1133 | case DeclarationName::CXXOperatorName: |
1134 | Data = *d++; |
1135 | break; |
1136 | case DeclarationName::CXXConstructorName: |
1137 | case DeclarationName::CXXDestructorName: |
1138 | case DeclarationName::CXXConversionFunctionName: |
1139 | case DeclarationName::CXXUsingDirective: |
1140 | Data = 0; |
1141 | break; |
1142 | } |
1143 | |
1144 | return DeclarationNameKey(Kind, Data); |
1145 | } |
1146 | |
1147 | void ASTDeclContextNameLookupTrait::ReadDataInto(internal_key_type, |
1148 | const unsigned char *d, |
1149 | unsigned DataLen, |
1150 | data_type_builder &Val) { |
1151 | using namespace llvm::support; |
1152 | |
1153 | for (unsigned NumDecls = DataLen / 4; NumDecls; --NumDecls) { |
1154 | uint32_t LocalID = endian::readNext<uint32_t, little, unaligned>(d); |
1155 | Val.insert(Reader.getGlobalDeclID(F, LocalID)); |
1156 | } |
1157 | } |
1158 | |
1159 | bool ASTReader::ReadLexicalDeclContextStorage(ModuleFile &M, |
1160 | BitstreamCursor &Cursor, |
1161 | uint64_t Offset, |
1162 | DeclContext *DC) { |
1163 | assert(Offset != 0); |
1164 | |
1165 | SavedStreamPosition SavedPosition(Cursor); |
1166 | if (llvm::Error Err = Cursor.JumpToBit(Offset)) { |
1167 | Error(std::move(Err)); |
1168 | return true; |
1169 | } |
1170 | |
1171 | RecordData Record; |
1172 | StringRef Blob; |
1173 | Expected<unsigned> MaybeCode = Cursor.ReadCode(); |
1174 | if (!MaybeCode) { |
1175 | Error(MaybeCode.takeError()); |
1176 | return true; |
1177 | } |
1178 | unsigned Code = MaybeCode.get(); |
1179 | |
1180 | Expected<unsigned> MaybeRecCode = Cursor.readRecord(Code, Record, &Blob); |
1181 | if (!MaybeRecCode) { |
1182 | Error(MaybeRecCode.takeError()); |
1183 | return true; |
1184 | } |
1185 | unsigned RecCode = MaybeRecCode.get(); |
1186 | if (RecCode != DECL_CONTEXT_LEXICAL) { |
1187 | Error("Expected lexical block"); |
1188 | return true; |
1189 | } |
1190 | |
1191 | assert(!isa<TranslationUnitDecl>(DC) && |
1192 | "expected a TU_UPDATE_LEXICAL record for TU"); |
1193 | |
1194 | |
1195 | |
1196 | |
1197 | auto &Lex = LexicalDecls[DC]; |
1198 | if (!Lex.first) { |
1199 | Lex = std::make_pair( |
1200 | &M, llvm::makeArrayRef( |
1201 | reinterpret_cast<const llvm::support::unaligned_uint32_t *>( |
1202 | Blob.data()), |
1203 | Blob.size() / 4)); |
1204 | } |
1205 | DC->setHasExternalLexicalStorage(true); |
1206 | return false; |
1207 | } |
1208 | |
1209 | bool ASTReader::ReadVisibleDeclContextStorage(ModuleFile &M, |
1210 | BitstreamCursor &Cursor, |
1211 | uint64_t Offset, |
1212 | DeclID ID) { |
1213 | assert(Offset != 0); |
1214 | |
1215 | SavedStreamPosition SavedPosition(Cursor); |
1216 | if (llvm::Error Err = Cursor.JumpToBit(Offset)) { |
1217 | Error(std::move(Err)); |
1218 | return true; |
1219 | } |
1220 | |
1221 | RecordData Record; |
1222 | StringRef Blob; |
1223 | Expected<unsigned> MaybeCode = Cursor.ReadCode(); |
1224 | if (!MaybeCode) { |
1225 | Error(MaybeCode.takeError()); |
1226 | return true; |
1227 | } |
1228 | unsigned Code = MaybeCode.get(); |
1229 | |
1230 | Expected<unsigned> MaybeRecCode = Cursor.readRecord(Code, Record, &Blob); |
1231 | if (!MaybeRecCode) { |
1232 | Error(MaybeRecCode.takeError()); |
1233 | return true; |
1234 | } |
1235 | unsigned RecCode = MaybeRecCode.get(); |
1236 | if (RecCode != DECL_CONTEXT_VISIBLE) { |
1237 | Error("Expected visible lookup table block"); |
1238 | return true; |
1239 | } |
1240 | |
1241 | |
1242 | |
1243 | auto *Data = (const unsigned char*)Blob.data(); |
1244 | PendingVisibleUpdates[ID].push_back(PendingVisibleUpdate{&M, Data}); |
1245 | return false; |
1246 | } |
1247 | |
1248 | void ASTReader::Error(StringRef Msg) const { |
1249 | Error(diag::err_fe_pch_malformed, Msg); |
1250 | if (PP.getLangOpts().Modules && !Diags.isDiagnosticInFlight() && |
1251 | !PP.getHeaderSearchInfo().getModuleCachePath().empty()) { |
1252 | Diag(diag::note_module_cache_path) |
1253 | << PP.getHeaderSearchInfo().getModuleCachePath(); |
1254 | } |
1255 | } |
1256 | |
1257 | void ASTReader::Error(unsigned DiagID, StringRef Arg1, StringRef Arg2, |
1258 | StringRef Arg3) const { |
1259 | if (Diags.isDiagnosticInFlight()) |
1260 | Diags.SetDelayedDiagnostic(DiagID, Arg1, Arg2, Arg3); |
1261 | else |
1262 | Diag(DiagID) << Arg1 << Arg2 << Arg3; |
1263 | } |
1264 | |
1265 | void ASTReader::Error(llvm::Error &&Err) const { |
1266 | Error(toString(std::move(Err))); |
1267 | } |
1268 | |
1269 | |
1270 | |
1271 | |
1272 | |
1273 | |
1274 | |
1275 | bool ASTReader::ParseLineTable(ModuleFile &F, |
1276 | const RecordData &Record) { |
1277 | unsigned Idx = 0; |
1278 | LineTableInfo &LineTable = SourceMgr.getLineTable(); |
1279 | |
1280 | |
1281 | std::map<int, int> FileIDs; |
1282 | FileIDs[-1] = -1; |
1283 | for (unsigned I = 0; Record[Idx]; ++I) { |
1284 | |
1285 | auto Filename = ReadPath(F, Record, Idx); |
1286 | FileIDs[I] = LineTable.getLineTableFilenameID(Filename); |
1287 | } |
1288 | ++Idx; |
1289 | |
1290 | |
1291 | std::vector<LineEntry> Entries; |
1292 | while (Idx < Record.size()) { |
1293 | int FID = Record[Idx++]; |
1294 | assert(FID >= 0 && "Serialized line entries for non-local file."); |
1295 | |
1296 | FID += F.SLocEntryBaseID - 1; |
1297 | |
1298 | |
1299 | unsigned NumEntries = Record[Idx++]; |
1300 | assert(NumEntries && "no line entries for file ID"); |
1301 | Entries.clear(); |
1302 | Entries.reserve(NumEntries); |
1303 | for (unsigned I = 0; I != NumEntries; ++I) { |
1304 | unsigned FileOffset = Record[Idx++]; |
1305 | unsigned LineNo = Record[Idx++]; |
1306 | int FilenameID = FileIDs[Record[Idx++]]; |
1307 | SrcMgr::CharacteristicKind FileKind |
1308 | = (SrcMgr::CharacteristicKind)Record[Idx++]; |
1309 | unsigned IncludeOffset = Record[Idx++]; |
1310 | Entries.push_back(LineEntry::get(FileOffset, LineNo, FilenameID, |
1311 | FileKind, IncludeOffset)); |
1312 | } |
1313 | LineTable.AddEntry(FileID::get(FID), Entries); |
1314 | } |
1315 | |
1316 | return false; |
1317 | } |
1318 | |
1319 | |
1320 | bool ASTReader::ReadSourceManagerBlock(ModuleFile &F) { |
1321 | using namespace SrcMgr; |
1322 | |
1323 | BitstreamCursor &SLocEntryCursor = F.SLocEntryCursor; |
1324 | |
1325 | |
1326 | |
1327 | |
1328 | |
1329 | SLocEntryCursor = F.Stream; |
1330 | |
1331 | |
1332 | if (llvm::Error Err = F.Stream.SkipBlock()) { |
1333 | Error(std::move(Err)); |
1334 | return true; |
1335 | } |
1336 | |
1337 | |
1338 | if (llvm::Error Err = |
1339 | SLocEntryCursor.EnterSubBlock(SOURCE_MANAGER_BLOCK_ID)) { |
1340 | Error(std::move(Err)); |
1341 | return true; |
1342 | } |
1343 | F.SourceManagerBlockStartOffset = SLocEntryCursor.GetCurrentBitNo(); |
1344 | |
1345 | RecordData Record; |
1346 | while (true) { |
1347 | Expected<llvm::BitstreamEntry> MaybeE = |
1348 | SLocEntryCursor.advanceSkippingSubblocks(); |
1349 | if (!MaybeE) { |
1350 | Error(MaybeE.takeError()); |
1351 | return true; |
1352 | } |
1353 | llvm::BitstreamEntry E = MaybeE.get(); |
1354 | |
1355 | switch (E.Kind) { |
1356 | case llvm::BitstreamEntry::SubBlock: |
1357 | case llvm::BitstreamEntry::Error: |
1358 | Error("malformed block record in AST file"); |
1359 | return true; |
1360 | case llvm::BitstreamEntry::EndBlock: |
1361 | return false; |
1362 | case llvm::BitstreamEntry::Record: |
1363 | |
1364 | break; |
1365 | } |
1366 | |
1367 | |
1368 | Record.clear(); |
1369 | StringRef Blob; |
1370 | Expected<unsigned> MaybeRecord = |
1371 | SLocEntryCursor.readRecord(E.ID, Record, &Blob); |
1372 | if (!MaybeRecord) { |
1373 | Error(MaybeRecord.takeError()); |
1374 | return true; |
1375 | } |
1376 | switch (MaybeRecord.get()) { |
1377 | default: |
1378 | break; |
1379 | |
1380 | case SM_SLOC_FILE_ENTRY: |
1381 | case SM_SLOC_BUFFER_ENTRY: |
1382 | case SM_SLOC_EXPANSION_ENTRY: |
1383 | |
1384 | return false; |
1385 | } |
1386 | } |
1387 | } |
1388 | |
1389 | |
1390 | |
1391 | |
1392 | |
1393 | static std::string |
1394 | resolveFileRelativeToOriginalDir(const std::string &Filename, |
1395 | const std::string &OriginalDir, |
1396 | const std::string &CurrDir) { |
1397 | assert(OriginalDir != CurrDir && |
1398 | "No point trying to resolve the file if the PCH dir didn't change"); |
1399 | |
1400 | using namespace llvm::sys; |
1401 | |
1402 | SmallString<128> filePath(Filename); |
1403 | fs::make_absolute(filePath); |
1404 | assert(path::is_absolute(OriginalDir)); |
1405 | SmallString<128> currPCHPath(CurrDir); |
1406 | |
1407 | path::const_iterator fileDirI = path::begin(path::parent_path(filePath)), |
1408 | fileDirE = path::end(path::parent_path(filePath)); |
1409 | path::const_iterator origDirI = path::begin(OriginalDir), |
1410 | origDirE = path::end(OriginalDir); |
1411 | |
1412 | while (fileDirI != fileDirE && origDirI != origDirE && |
1413 | *fileDirI == *origDirI) { |
1414 | ++fileDirI; |
1415 | ++origDirI; |
1416 | } |
1417 | for (; origDirI != origDirE; ++origDirI) |
1418 | path::append(currPCHPath, ".."); |
1419 | path::append(currPCHPath, fileDirI, fileDirE); |
1420 | path::append(currPCHPath, path::filename(Filename)); |
1421 | return std::string(currPCHPath.str()); |
1422 | } |
1423 | |
1424 | bool ASTReader::ReadSLocEntry(int ID) { |
1425 | if (ID == 0) |
1426 | return false; |
1427 | |
1428 | if (unsigned(-ID) - 2 >= getTotalNumSLocs() || ID > 0) { |
1429 | Error("source location entry ID out-of-range for AST file"); |
1430 | return true; |
1431 | } |
1432 | |
1433 | |
1434 | |
1435 | auto ReadBuffer = [this]( |
1436 | BitstreamCursor &SLocEntryCursor, |
1437 | StringRef Name) -> std::unique_ptr<llvm::MemoryBuffer> { |
1438 | RecordData Record; |
1439 | StringRef Blob; |
1440 | Expected<unsigned> MaybeCode = SLocEntryCursor.ReadCode(); |
1441 | if (!MaybeCode) { |
1442 | Error(MaybeCode.takeError()); |
1443 | return nullptr; |
1444 | } |
1445 | unsigned Code = MaybeCode.get(); |
1446 | |
1447 | Expected<unsigned> MaybeRecCode = |
1448 | SLocEntryCursor.readRecord(Code, Record, &Blob); |
1449 | if (!MaybeRecCode) { |
1450 | Error(MaybeRecCode.takeError()); |
1451 | return nullptr; |
1452 | } |
1453 | unsigned RecCode = MaybeRecCode.get(); |
1454 | |
1455 | if (RecCode == SM_SLOC_BUFFER_BLOB_COMPRESSED) { |
1456 | if (!llvm::zlib::isAvailable()) { |
1457 | Error("zlib is not available"); |
1458 | return nullptr; |
1459 | } |
1460 | SmallString<0> Uncompressed; |
1461 | if (llvm::Error E = |
1462 | llvm::zlib::uncompress(Blob, Uncompressed, Record[0])) { |
1463 | Error("could not decompress embedded file contents: " + |
1464 | llvm::toString(std::move(E))); |
1465 | return nullptr; |
1466 | } |
1467 | return llvm::MemoryBuffer::getMemBufferCopy(Uncompressed, Name); |
1468 | } else if (RecCode == SM_SLOC_BUFFER_BLOB) { |
1469 | return llvm::MemoryBuffer::getMemBuffer(Blob.drop_back(1), Name, true); |
1470 | } else { |
1471 | Error("AST record has invalid code"); |
1472 | return nullptr; |
1473 | } |
1474 | }; |
1475 | |
1476 | ModuleFile *F = GlobalSLocEntryMap.find(-ID)->second; |
1477 | if (llvm::Error Err = F->SLocEntryCursor.JumpToBit( |
1478 | F->SLocEntryOffsetsBase + |
1479 | F->SLocEntryOffsets[ID - F->SLocEntryBaseID])) { |
1480 | Error(std::move(Err)); |
1481 | return true; |
1482 | } |
1483 | |
1484 | BitstreamCursor &SLocEntryCursor = F->SLocEntryCursor; |
1485 | SourceLocation::UIntTy BaseOffset = F->SLocEntryBaseOffset; |
1486 | |
1487 | ++NumSLocEntriesRead; |
1488 | Expected<llvm::BitstreamEntry> MaybeEntry = SLocEntryCursor.advance(); |
1489 | if (!MaybeEntry) { |
1490 | Error(MaybeEntry.takeError()); |
1491 | return true; |
1492 | } |
1493 | llvm::BitstreamEntry Entry = MaybeEntry.get(); |
1494 | |
1495 | if (Entry.Kind != llvm::BitstreamEntry::Record) { |
1496 | Error("incorrectly-formatted source location entry in AST file"); |
1497 | return true; |
1498 | } |
1499 | |
1500 | RecordData Record; |
1501 | StringRef Blob; |
1502 | Expected<unsigned> MaybeSLOC = |
1503 | SLocEntryCursor.readRecord(Entry.ID, Record, &Blob); |
1504 | if (!MaybeSLOC) { |
1505 | Error(MaybeSLOC.takeError()); |
1506 | return true; |
1507 | } |
1508 | switch (MaybeSLOC.get()) { |
1509 | default: |
1510 | Error("incorrectly-formatted source location entry in AST file"); |
1511 | return true; |
1512 | |
1513 | case SM_SLOC_FILE_ENTRY: { |
1514 | |
1515 | |
1516 | unsigned InputID = Record[4]; |
1517 | InputFile IF = getInputFile(*F, InputID); |
1518 | Optional<FileEntryRef> File = IF.getFile(); |
1519 | bool OverriddenBuffer = IF.isOverridden(); |
1520 | |
1521 | |
1522 | |
1523 | |
1524 | if (!File) |
1525 | return true; |
1526 | |
1527 | SourceLocation IncludeLoc = ReadSourceLocation(*F, Record[1]); |
1528 | if (IncludeLoc.isInvalid() && F->Kind != MK_MainFile) { |
1529 | |
1530 | IncludeLoc = getImportLocation(F); |
1531 | } |
1532 | SrcMgr::CharacteristicKind |
1533 | FileCharacter = (SrcMgr::CharacteristicKind)Record[2]; |
1534 | FileID FID = SourceMgr.createFileID(*File, IncludeLoc, FileCharacter, ID, |
1535 | BaseOffset + Record[0]); |
1536 | SrcMgr::FileInfo &FileInfo = |
1537 | const_cast<SrcMgr::FileInfo&>(SourceMgr.getSLocEntry(FID).getFile()); |
1538 | FileInfo.NumCreatedFIDs = Record[5]; |
1539 | if (Record[3]) |
1540 | FileInfo.setHasLineDirectives(); |
1541 | |
1542 | unsigned NumFileDecls = Record[7]; |
1543 | if (NumFileDecls && ContextObj) { |
1544 | const DeclID *FirstDecl = F->FileSortedDecls + Record[6]; |
1545 | assert(F->FileSortedDecls && "FILE_SORTED_DECLS not encountered yet ?"); |
1546 | FileDeclIDs[FID] = FileDeclsInfo(F, llvm::makeArrayRef(FirstDecl, |
1547 | NumFileDecls)); |
1548 | } |
1549 | |
1550 | const SrcMgr::ContentCache &ContentCache = |
1551 | SourceMgr.getOrCreateContentCache(*File, isSystem(FileCharacter)); |
1552 | if (OverriddenBuffer && !ContentCache.BufferOverridden && |
1553 | ContentCache.ContentsEntry == ContentCache.OrigEntry && |
1554 | !ContentCache.getBufferIfLoaded()) { |
1555 | auto Buffer = ReadBuffer(SLocEntryCursor, File->getName()); |
1556 | if (!Buffer) |
1557 | return true; |
1558 | SourceMgr.overrideFileContents(*File, std::move(Buffer)); |
1559 | } |
1560 | |
1561 | break; |
1562 | } |
1563 | |
1564 | case SM_SLOC_BUFFER_ENTRY: { |
1565 | const char *Name = Blob.data(); |
1566 | unsigned Offset = Record[0]; |
1567 | SrcMgr::CharacteristicKind |
1568 | FileCharacter = (SrcMgr::CharacteristicKind)Record[2]; |
1569 | SourceLocation IncludeLoc = ReadSourceLocation(*F, Record[1]); |
1570 | if (IncludeLoc.isInvalid() && F->isModule()) { |
1571 | IncludeLoc = getImportLocation(F); |
1572 | } |
1573 | |
1574 | auto Buffer = ReadBuffer(SLocEntryCursor, Name); |
1575 | if (!Buffer) |
1576 | return true; |
1577 | SourceMgr.createFileID(std::move(Buffer), FileCharacter, ID, |
1578 | BaseOffset + Offset, IncludeLoc); |
1579 | break; |
1580 | } |
1581 | |
1582 | case SM_SLOC_EXPANSION_ENTRY: { |
1583 | SourceLocation SpellingLoc = ReadSourceLocation(*F, Record[1]); |
1584 | SourceMgr.createExpansionLoc(SpellingLoc, |
1585 | ReadSourceLocation(*F, Record[2]), |
1586 | ReadSourceLocation(*F, Record[3]), |
1587 | Record[5], |
1588 | Record[4], |
1589 | ID, |
1590 | BaseOffset + Record[0]); |
1591 | break; |
1592 | } |
1593 | } |
1594 | |
1595 | return false; |
1596 | } |
1597 | |
1598 | std::pair<SourceLocation, StringRef> ASTReader::getModuleImportLoc(int ID) { |
1599 | if (ID == 0) |
1600 | return std::make_pair(SourceLocation(), ""); |
1601 | |
1602 | if (unsigned(-ID) - 2 >= getTotalNumSLocs() || ID > 0) { |
1603 | Error("source location entry ID out-of-range for AST file"); |
1604 | return std::make_pair(SourceLocation(), ""); |
1605 | } |
1606 | |
1607 | |
1608 | ModuleFile *M = GlobalSLocEntryMap.find(-ID)->second; |
1609 | if (!M->isModule()) |
1610 | return std::make_pair(SourceLocation(), ""); |
1611 | |
1612 | |
1613 | |
1614 | return std::make_pair(M->ImportLoc, StringRef(M->ModuleName)); |
1615 | } |
1616 | |
1617 | |
1618 | SourceLocation ASTReader::getImportLocation(ModuleFile *F) { |
1619 | if (F->ImportLoc.isValid()) |
1620 | return F->ImportLoc; |
1621 | |
1622 | |
1623 | |
1624 | if (F->ImportedBy.empty() || !F->ImportedBy[0]) { |
1625 | |
1626 | assert(SourceMgr.getMainFileID().isValid() && "missing main file"); |
1627 | return SourceMgr.getLocForStartOfFile(SourceMgr.getMainFileID()); |
1628 | } |
1629 | return F->ImportedBy[0]->FirstLoc; |
1630 | } |
1631 | |
1632 | |
1633 | |
1634 | |
1635 | bool ASTReader::ReadBlockAbbrevs(BitstreamCursor &Cursor, unsigned BlockID, |
1636 | uint64_t *StartOfBlockOffset) { |
1637 | if (llvm::Error Err = Cursor.EnterSubBlock(BlockID)) { |
1638 | |
1639 | consumeError(std::move(Err)); |
1640 | return true; |
1641 | } |
1642 | |
1643 | if (StartOfBlockOffset) |
1644 | *StartOfBlockOffset = Cursor.GetCurrentBitNo(); |
1645 | |
1646 | while (true) { |
1647 | uint64_t Offset = Cursor.GetCurrentBitNo(); |
1648 | Expected<unsigned> MaybeCode = Cursor.ReadCode(); |
1649 | if (!MaybeCode) { |
1650 | |
1651 | consumeError(MaybeCode.takeError()); |
1652 | return true; |
1653 | } |
1654 | unsigned Code = MaybeCode.get(); |
1655 | |
1656 | |
1657 | if (Code != llvm::bitc::DEFINE_ABBREV) { |
1658 | if (llvm::Error Err = Cursor.JumpToBit(Offset)) { |
1659 | |
1660 | consumeError(std::move(Err)); |
1661 | return true; |
1662 | } |
1663 | return false; |
1664 | } |
1665 | if (llvm::Error Err = Cursor.ReadAbbrevRecord()) { |
1666 | |
1667 | consumeError(std::move(Err)); |
1668 | return true; |
1669 | } |
1670 | } |
1671 | } |
1672 | |
1673 | Token ASTReader::ReadToken(ModuleFile &F, const RecordDataImpl &Record, |
1674 | unsigned &Idx) { |
1675 | Token Tok; |
1676 | Tok.startToken(); |
1677 | Tok.setLocation(ReadSourceLocation(F, Record, Idx)); |
1678 | Tok.setLength(Record[Idx++]); |
1679 | if (IdentifierInfo *II = getLocalIdentifier(F, Record[Idx++])) |
1680 | Tok.setIdentifierInfo(II); |
1681 | Tok.setKind((tok::TokenKind)Record[Idx++]); |
1682 | Tok.setFlag((Token::TokenFlags)Record[Idx++]); |
1683 | return Tok; |
1684 | } |
1685 | |
1686 | MacroInfo *ASTReader::ReadMacroRecord(ModuleFile &F, uint64_t Offset) { |
1687 | BitstreamCursor &Stream = F.MacroCursor; |
1688 | |
1689 | |
1690 | |
1691 | SavedStreamPosition SavedPosition(Stream); |
1692 | |
1693 | if (llvm::Error Err = Stream.JumpToBit(Offset)) { |
1694 | |
1695 | consumeError(std::move(Err)); |
1696 | return nullptr; |
1697 | } |
1698 | RecordData Record; |
1699 | SmallVector<IdentifierInfo*, 16> MacroParams; |
1700 | MacroInfo *Macro = nullptr; |
1701 | |
1702 | while (true) { |
1703 | |
1704 | |
1705 | |
1706 | unsigned Flags = BitstreamCursor::AF_DontPopBlockAtEnd; |
1707 | Expected<llvm::BitstreamEntry> MaybeEntry = |
1708 | Stream.advanceSkippingSubblocks(Flags); |
1709 | if (!MaybeEntry) { |
1710 | Error(MaybeEntry.takeError()); |
1711 | return Macro; |
1712 | } |
1713 | llvm::BitstreamEntry Entry = MaybeEntry.get(); |
1714 | |
1715 | switch (Entry.Kind) { |
1716 | case llvm::BitstreamEntry::SubBlock: |
1717 | case llvm::BitstreamEntry::Error: |
1718 | Error("malformed block record in AST file"); |
1719 | return Macro; |
1720 | case llvm::BitstreamEntry::EndBlock: |
1721 | return Macro; |
1722 | case llvm::BitstreamEntry::Record: |
1723 | |
1724 | break; |
1725 | } |
1726 | |
1727 | |
1728 | Record.clear(); |
1729 | PreprocessorRecordTypes RecType; |
1730 | if (Expected<unsigned> MaybeRecType = Stream.readRecord(Entry.ID, Record)) |
1731 | RecType = (PreprocessorRecordTypes)MaybeRecType.get(); |
1732 | else { |
1733 | Error(MaybeRecType.takeError()); |
1734 | return Macro; |
1735 | } |
1736 | switch (RecType) { |
1737 | case PP_MODULE_MACRO: |
1738 | case PP_MACRO_DIRECTIVE_HISTORY: |
1739 | return Macro; |
1740 | |
1741 | case PP_MACRO_OBJECT_LIKE: |
1742 | case PP_MACRO_FUNCTION_LIKE: { |
1743 | |
1744 | |
1745 | |
1746 | if (Macro) |
1747 | return Macro; |
1748 | |
1749 | unsigned NextIndex = 1; |
1750 | SourceLocation Loc = ReadSourceLocation(F, Record, NextIndex); |
1751 | MacroInfo *MI = PP.AllocateMacroInfo(Loc); |
1752 | MI->setDefinitionEndLoc(ReadSourceLocation(F, Record, NextIndex)); |
1753 | MI->setIsUsed(Record[NextIndex++]); |
1754 | MI->setUsedForHeaderGuard(Record[NextIndex++]); |
1755 | |
1756 | if (RecType == PP_MACRO_FUNCTION_LIKE) { |
1757 | |
1758 | bool isC99VarArgs = Record[NextIndex++]; |
1759 | bool isGNUVarArgs = Record[NextIndex++]; |
1760 | bool hasCommaPasting = Record[NextIndex++]; |
1761 | MacroParams.clear(); |
1762 | unsigned NumArgs = Record[NextIndex++]; |
1763 | for (unsigned i = 0; i != NumArgs; ++i) |
1764 | MacroParams.push_back(getLocalIdentifier(F, Record[NextIndex++])); |
1765 | |
1766 | |
1767 | MI->setIsFunctionLike(); |
1768 | if (isC99VarArgs) MI->setIsC99Varargs(); |
1769 | if (isGNUVarArgs) MI->setIsGNUVarargs(); |
1770 | if (hasCommaPasting) MI->setHasCommaPasting(); |
1771 | MI->setParameterList(MacroParams, PP.getPreprocessorAllocator()); |
1772 | } |
1773 | |
1774 | |
1775 | |
1776 | Macro = MI; |
1777 | |
1778 | if (NextIndex + 1 == Record.size() && PP.getPreprocessingRecord() && |
1779 | Record[NextIndex]) { |
1780 | |
1781 | PreprocessedEntityID |
1782 | GlobalID = getGlobalPreprocessedEntityID(F, Record[NextIndex]); |
1783 | PreprocessingRecord &PPRec = *PP.getPreprocessingRecord(); |
1784 | PreprocessingRecord::PPEntityID PPID = |
1785 | PPRec.getPPEntityID(GlobalID - 1, true); |
1786 | MacroDefinitionRecord *PPDef = cast_or_null<MacroDefinitionRecord>( |
1787 | PPRec.getPreprocessedEntity(PPID)); |
1788 | if (PPDef) |
1789 | PPRec.RegisterMacroDefinition(Macro, PPDef); |
1790 | } |
1791 | |
1792 | ++NumMacrosRead; |
1793 | break; |
1794 | } |
1795 | |
1796 | case PP_TOKEN: { |
1797 | |
1798 | |
1799 | if (!Macro) break; |
1800 | |
1801 | unsigned Idx = 0; |
1802 | Token Tok = ReadToken(F, Record, Idx); |
1803 | Macro->AddTokenToBody(Tok); |
1804 | break; |
1805 | } |
1806 | } |
1807 | } |
1808 | } |
1809 | |
1810 | PreprocessedEntityID |
1811 | ASTReader::getGlobalPreprocessedEntityID(ModuleFile &M, |
1812 | unsigned LocalID) const { |
1813 | if (!M.ModuleOffsetMap.empty()) |
1814 | ReadModuleOffsetMap(M); |
1815 | |
1816 | ContinuousRangeMap<uint32_t, int, 2>::const_iterator |
1817 | I = M.PreprocessedEntityRemap.find(LocalID - NUM_PREDEF_PP_ENTITY_IDS); |
1818 | assert(I != M.PreprocessedEntityRemap.end() |
1819 | && "Invalid index into preprocessed entity index remap"); |
1820 | |
1821 | return LocalID + I->second; |
1822 | } |
1823 | |
1824 | unsigned HeaderFileInfoTrait::ComputeHash(internal_key_ref ikey) { |
1825 | return llvm::hash_combine(ikey.Size, ikey.ModTime); |
1826 | } |
1827 | |
1828 | HeaderFileInfoTrait::internal_key_type |
1829 | HeaderFileInfoTrait::GetInternalKey(const FileEntry *FE) { |
1830 | internal_key_type ikey = {FE->getSize(), |
1831 | M.HasTimestamps ? FE->getModificationTime() : 0, |
1832 | FE->getName(), false}; |
1833 | return ikey; |
1834 | } |
1835 | |
1836 | bool HeaderFileInfoTrait::EqualKey(internal_key_ref a, internal_key_ref b) { |
1837 | if (a.Size != b.Size || (a.ModTime && b.ModTime && a.ModTime != b.ModTime)) |
1838 | return false; |
1839 | |
1840 | if (llvm::sys::path::is_absolute(a.Filename) && a.Filename == b.Filename) |
1841 | return true; |
1842 | |
1843 | |
1844 | FileManager &FileMgr = Reader.getFileManager(); |
1845 | auto GetFile = [&](const internal_key_type &Key) -> const FileEntry* { |
1846 | if (!Key.Imported) { |
1847 | if (auto File = FileMgr.getFile(Key.Filename)) |
1848 | return *File; |
1849 | return nullptr; |
1850 | } |
1851 | |
1852 | std::string Resolved = std::string(Key.Filename); |
1853 | Reader.ResolveImportedPath(M, Resolved); |
1854 | if (auto File = FileMgr.getFile(Resolved)) |
1855 | return *File; |
1856 | return nullptr; |
1857 | }; |
1858 | |
1859 | const FileEntry *FEA = GetFile(a); |
1860 | const FileEntry *FEB = GetFile(b); |
1861 | return FEA && FEA == FEB; |
1862 | } |
1863 | |
1864 | std::pair<unsigned, unsigned> |
1865 | HeaderFileInfoTrait::ReadKeyDataLength(const unsigned char*& d) { |
1866 | return readULEBKeyDataLength(d); |
1867 | } |
1868 | |
1869 | HeaderFileInfoTrait::internal_key_type |
1870 | HeaderFileInfoTrait::ReadKey(const unsigned char *d, unsigned) { |
1871 | using namespace llvm::support; |
1872 | |
1873 | internal_key_type ikey; |
1874 | ikey.Size = off_t(endian::readNext<uint64_t, little, unaligned>(d)); |
1875 | ikey.ModTime = time_t(endian::readNext<uint64_t, little, unaligned>(d)); |
1876 | ikey.Filename = (const char *)d; |
1877 | ikey.Imported = true; |
1878 | return ikey; |
1879 | } |
1880 | |
1881 | HeaderFileInfoTrait::data_type |
1882 | HeaderFileInfoTrait::ReadData(internal_key_ref key, const unsigned char *d, |
1883 | unsigned DataLen) { |
1884 | using namespace llvm::support; |
1885 | |
1886 | const unsigned char *End = d + DataLen; |
1887 | HeaderFileInfo HFI; |
1888 | unsigned Flags = *d++; |
1889 | |
1890 | HFI.isImport |= (Flags >> 5) & 0x01; |
1891 | HFI.isPragmaOnce |= (Flags >> 4) & 0x01; |
1892 | HFI.DirInfo = (Flags >> 1) & 0x07; |
1893 | HFI.IndexHeaderMapHeader = Flags & 0x01; |
1894 | |
1895 | |
1896 | HFI.NumIncludes = std::max(endian::readNext<uint16_t, little, unaligned>(d), |
1897 | HFI.NumIncludes); |
1898 | HFI.ControllingMacroID = Reader.getGlobalIdentifierID( |
1899 | M, endian::readNext<uint32_t, little, unaligned>(d)); |
1900 | if (unsigned FrameworkOffset = |
1901 | endian::readNext<uint32_t, little, unaligned>(d)) { |
1902 | |
1903 | |
1904 | StringRef FrameworkName(FrameworkStrings + FrameworkOffset - 1); |
1905 | HFI.Framework = HS->getUniqueFrameworkName(FrameworkName); |
1906 | } |
1907 | |
1908 | assert((End - d) % 4 == 0 && |
1909 | "Wrong data length in HeaderFileInfo deserialization"); |
1910 | while (d != End) { |
1911 | uint32_t LocalSMID = endian::readNext<uint32_t, little, unaligned>(d); |
1912 | auto HeaderRole = static_cast<ModuleMap::ModuleHeaderRole>(LocalSMID & 3); |
1913 | LocalSMID >>= 2; |
1914 | |
1915 | |
1916 | |
1917 | SubmoduleID GlobalSMID = Reader.getGlobalSubmoduleID(M, LocalSMID); |
1918 | Module *Mod = Reader.getSubmodule(GlobalSMID); |
1919 | FileManager &FileMgr = Reader.getFileManager(); |
1920 | ModuleMap &ModMap = |
1921 | Reader.getPreprocessor().getHeaderSearchInfo().getModuleMap(); |
1922 | |
1923 | std::string Filename = std::string(key.Filename); |
1924 | if (key.Imported) |
1925 | Reader.ResolveImportedPath(M, Filename); |
1926 | |
1927 | Module::Header H = {std::string(key.Filename), "", |
1928 | *FileMgr.getFile(Filename)}; |
1929 | ModMap.addHeader(Mod, H, HeaderRole, true); |
1930 | HFI.isModuleHeader |= !(HeaderRole & ModuleMap::TextualHeader); |
1931 | } |
1932 | |
1933 | |
1934 | HFI.External = true; |
1935 | HFI.IsValid = true; |
1936 | return HFI; |
1937 | } |
1938 | |
1939 | void ASTReader::addPendingMacro(IdentifierInfo *II, ModuleFile *M, |
1940 | uint32_t MacroDirectivesOffset) { |
1941 | assert(NumCurrentElementsDeserializing > 0 &&"Missing deserialization guard"); |
1942 | PendingMacroIDs[II].push_back(PendingMacroInfo(M, MacroDirectivesOffset)); |
1943 | } |
1944 | |
1945 | void ASTReader::ReadDefinedMacros() { |
1946 | |
1947 | Deserializing Macros(this); |
1948 | |
1949 | for (ModuleFile &I : llvm::reverse(ModuleMgr)) { |
1950 | BitstreamCursor &MacroCursor = I.MacroCursor; |
1951 | |
1952 | |
1953 | if (MacroCursor.getBitcodeBytes().empty()) |
1954 | continue; |
1955 | |
1956 | BitstreamCursor Cursor = MacroCursor; |
1957 | if (llvm::Error Err = Cursor.JumpToBit(I.MacroStartOffset)) { |
1958 | Error(std::move(Err)); |
1959 | return; |
1960 | } |
1961 | |
1962 | RecordData Record; |
1963 | while (true) { |
1964 | Expected<llvm::BitstreamEntry> MaybeE = Cursor.advanceSkippingSubblocks(); |
1965 | if (!MaybeE) { |
1966 | Error(MaybeE.takeError()); |
1967 | return; |
1968 | } |
1969 | llvm::BitstreamEntry E = MaybeE.get(); |
1970 | |
1971 | switch (E.Kind) { |
1972 | case llvm::BitstreamEntry::SubBlock: |
1973 | case llvm::BitstreamEntry::Error: |
1974 | Error("malformed block record in AST file"); |
1975 | return; |
1976 | case llvm::BitstreamEntry::EndBlock: |
1977 | goto NextCursor; |
1978 | |
1979 | case llvm::BitstreamEntry::Record: { |
1980 | Record.clear(); |
1981 | Expected<unsigned> MaybeRecord = Cursor.readRecord(E.ID, Record); |
1982 | if (!MaybeRecord) { |
1983 | Error(MaybeRecord.takeError()); |
1984 | return; |
1985 | } |
1986 | switch (MaybeRecord.get()) { |
1987 | default: |
1988 | break; |
1989 | |
1990 | case PP_MACRO_OBJECT_LIKE: |
1991 | case PP_MACRO_FUNCTION_LIKE: { |
1992 | IdentifierInfo *II = getLocalIdentifier(I, Record[0]); |
1993 | if (II->isOutOfDate()) |
1994 | updateOutOfDateIdentifier(*II); |
1995 | break; |
1996 | } |
1997 | |
1998 | case PP_TOKEN: |
1999 | |
2000 | break; |
2001 | } |
2002 | break; |
2003 | } |
2004 | } |
2005 | } |
2006 | NextCursor: ; |
2007 | } |
2008 | } |
2009 | |
2010 | namespace { |
2011 | |
2012 | |
2013 | class IdentifierLookupVisitor { |
2014 | StringRef Name; |
2015 | unsigned NameHash; |
2016 | unsigned PriorGeneration; |
2017 | unsigned &NumIdentifierLookups; |
2018 | unsigned &NumIdentifierLookupHits; |
2019 | IdentifierInfo *Found = nullptr; |
2020 | |
2021 | public: |
2022 | IdentifierLookupVisitor(StringRef Name, unsigned PriorGeneration, |
2023 | unsigned &NumIdentifierLookups, |
2024 | unsigned &NumIdentifierLookupHits) |
2025 | : Name(Name), NameHash(ASTIdentifierLookupTrait::ComputeHash(Name)), |
2026 | PriorGeneration(PriorGeneration), |
2027 | NumIdentifierLookups(NumIdentifierLookups), |
2028 | NumIdentifierLookupHits(NumIdentifierLookupHits) {} |
2029 | |
2030 | bool operator()(ModuleFile &M) { |
2031 | |
2032 | if (M.Generation <= PriorGeneration) |
2033 | return true; |
2034 | |
2035 | ASTIdentifierLookupTable *IdTable |
2036 | = (ASTIdentifierLookupTable *)M.IdentifierLookupTable; |
2037 | if (!IdTable) |
2038 | return false; |
2039 | |
2040 | ASTIdentifierLookupTrait Trait(IdTable->getInfoObj().getReader(), M, |
2041 | Found); |
2042 | ++NumIdentifierLookups; |
2043 | ASTIdentifierLookupTable::iterator Pos = |
2044 | IdTable->find_hashed(Name, NameHash, &Trait); |
2045 | if (Pos == IdTable->end()) |
2046 | return false; |
2047 | |
2048 | |
2049 | |
2050 | |
2051 | ++NumIdentifierLookupHits; |
2052 | Found = *Pos; |
2053 | return true; |
2054 | } |
2055 | |
2056 | |
2057 | |
2058 | IdentifierInfo *getIdentifierInfo() const { return Found; } |
2059 | }; |
2060 | |
2061 | } |
2062 | |
2063 | void ASTReader::updateOutOfDateIdentifier(IdentifierInfo &II) { |
2064 | |
2065 | Deserializing AnIdentifier(this); |
2066 | |
2067 | unsigned PriorGeneration = 0; |
2068 | if (getContext().getLangOpts().Modules) |
2069 | PriorGeneration = IdentifierGeneration[&II]; |
2070 | |
2071 | |
2072 | |
2073 | GlobalModuleIndex::HitSet Hits; |
2074 | GlobalModuleIndex::HitSet *HitsPtr = nullptr; |
2075 | if (!loadGlobalIndex()) { |
2076 | if (GlobalIndex->lookupIdentifier(II.getName(), Hits)) { |
2077 | HitsPtr = &Hits; |
2078 | } |
2079 | } |
2080 | |
2081 | IdentifierLookupVisitor Visitor(II.getName(), PriorGeneration, |
2082 | NumIdentifierLookups, |
2083 | NumIdentifierLookupHits); |
2084 | ModuleMgr.visit(Visitor, HitsPtr); |
2085 | markIdentifierUpToDate(&II); |
2086 | } |
2087 | |
2088 | void ASTReader::markIdentifierUpToDate(IdentifierInfo *II) { |
2089 | if (!II) |
2090 | return; |
2091 | |
2092 | II->setOutOfDate(false); |
2093 | |
2094 | |
2095 | if (getContext().getLangOpts().Modules) |
2096 | IdentifierGeneration[II] = getGeneration(); |
2097 | } |
2098 | |
2099 | void ASTReader::resolvePendingMacro(IdentifierInfo *II, |
2100 | const PendingMacroInfo &PMInfo) { |
2101 | ModuleFile &M = *PMInfo.M; |
2102 | |
2103 | BitstreamCursor &Cursor = M.MacroCursor; |
2104 | SavedStreamPosition SavedPosition(Cursor); |
2105 | if (llvm::Error Err = |
2106 | Cursor.JumpToBit(M.MacroOffsetsBase + PMInfo.MacroDirectivesOffset)) { |
2107 | Error(std::move(Err)); |
2108 | return; |
2109 | } |
2110 | |
2111 | struct ModuleMacroRecord { |
2112 | SubmoduleID SubModID; |
2113 | MacroInfo *MI; |
2114 | SmallVector<SubmoduleID, 8> Overrides; |
2115 | }; |
2116 | llvm::SmallVector<ModuleMacroRecord, 8> ModuleMacros; |
2117 | |
2118 | |
2119 | |
2120 | |
2121 | RecordData Record; |
2122 | while (true) { |
2123 | Expected<llvm::BitstreamEntry> MaybeEntry = |
2124 | Cursor.advance(BitstreamCursor::AF_DontPopBlockAtEnd); |
2125 | if (!MaybeEntry) { |
2126 | Error(MaybeEntry.takeError()); |
2127 | return; |
2128 | } |
2129 | llvm::BitstreamEntry Entry = MaybeEntry.get(); |
2130 | |
2131 | if (Entry.Kind != llvm::BitstreamEntry::Record) { |
2132 | Error("malformed block record in AST file"); |
2133 | return; |
2134 | } |
2135 | |
2136 | Record.clear(); |
2137 | Expected<unsigned> MaybePP = Cursor.readRecord(Entry.ID, Record); |
2138 | if (!MaybePP) { |
2139 | Error(MaybePP.takeError()); |
2140 | return; |
2141 | } |
2142 | switch ((PreprocessorRecordTypes)MaybePP.get()) { |
2143 | case PP_MACRO_DIRECTIVE_HISTORY: |
2144 | break; |
2145 | |
2146 | case PP_MODULE_MACRO: { |
2147 | ModuleMacros.push_back(ModuleMacroRecord()); |
2148 | auto &Info = ModuleMacros.back(); |
2149 | Info.SubModID = getGlobalSubmoduleID(M, Record[0]); |
2150 | Info.MI = getMacro(getGlobalMacroID(M, Record[1])); |
2151 | for (int I = 2, N = Record.size(); I != N; ++I) |
2152 | Info.Overrides.push_back(getGlobalSubmoduleID(M, Record[I])); |
2153 | continue; |
2154 | } |
2155 | |
2156 | default: |
2157 | Error("malformed block record in AST file"); |
2158 | return; |
2159 | } |
2160 | |
2161 | |
2162 | |
2163 | break; |
2164 | } |
2165 | |
2166 | |
2167 | { |
2168 | std::reverse(ModuleMacros.begin(), ModuleMacros.end()); |
2169 | llvm::SmallVector<ModuleMacro*, 8> Overrides; |
2170 | for (auto &MMR : ModuleMacros) { |
2171 | Overrides.clear(); |
2172 | for (unsigned ModID : MMR.Overrides) { |
2173 | Module *Mod = getSubmodule(ModID); |
2174 | auto *Macro = PP.getModuleMacro(Mod, II); |
2175 | assert(Macro && "missing definition for overridden macro"); |
2176 | Overrides.push_back(Macro); |
2177 | } |
2178 | |
2179 | bool Inserted = false; |
2180 | Module *Owner = getSubmodule(MMR.SubModID); |
2181 | PP.addModuleMacro(Owner, II, MMR.MI, Overrides, Inserted); |
2182 | } |
2183 | } |
2184 | |
2185 | |
2186 | |
2187 | if (M.isModule()) |
2188 | return; |
2189 | |
2190 | |
2191 | MacroDirective *Latest = nullptr, *Earliest = nullptr; |
2192 | unsigned Idx = 0, N = Record.size(); |
2193 | while (Idx < N) { |
2194 | MacroDirective *MD = nullptr; |
2195 | SourceLocation Loc = ReadSourceLocation(M, Record, Idx); |
2196 | MacroDirective::Kind K = (MacroDirective::Kind)Record[Idx++]; |
2197 | switch (K) { |
2198 | case MacroDirective::MD_Define: { |
2199 | MacroInfo *MI = getMacro(getGlobalMacroID(M, Record[Idx++])); |
2200 | MD = PP.AllocateDefMacroDirective(MI, Loc); |
2201 | break; |
2202 | } |
2203 | case MacroDirective::MD_Undefine: |
2204 | MD = PP.AllocateUndefMacroDirective(Loc); |
2205 | break; |
2206 | case MacroDirective::MD_Visibility: |
2207 | bool isPublic = Record[Idx++]; |
2208 | MD = PP.AllocateVisibilityMacroDirective(Loc, isPublic); |
2209 | break; |
2210 | } |
2211 | |
2212 | if (!Latest) |
2213 | Latest = MD; |
2214 | if (Earliest) |
2215 | Earliest->setPrevious(MD); |
2216 | Earliest = MD; |
2217 | } |
2218 | |
2219 | if (Latest) |
2220 | PP.setLoadedMacroDirective(II, Earliest, Latest); |
2221 | } |
2222 | |
2223 | bool ASTReader::shouldDisableValidationForFile( |
2224 | const serialization::ModuleFile &M) const { |
2225 | if (DisableValidationKind == DisableValidationForModuleKind::None) |
2226 | return false; |
2227 | |
2228 | |
2229 | |
2230 | ModuleKind K = CurrentDeserializingModuleKind.getValueOr(M.Kind); |
2231 | |
2232 | switch (K) { |
2233 | case MK_MainFile: |
2234 | case MK_Preamble: |
2235 | case MK_PCH: |
2236 | return bool(DisableValidationKind & DisableValidationForModuleKind::PCH); |
2237 | case MK_ImplicitModule: |
2238 | case MK_ExplicitModule: |
2239 | case MK_PrebuiltModule: |
2240 | return bool(DisableValidationKind & DisableValidationForModuleKind::Module); |
2241 | } |
2242 | |
2243 | return false; |
2244 | } |
2245 | |
2246 | ASTReader::InputFileInfo |
2247 | ASTReader::readInputFileInfo(ModuleFile &F, unsigned ID) { |
2248 | |
2249 | BitstreamCursor &Cursor = F.InputFilesCursor; |
2250 | SavedStreamPosition SavedPosition(Cursor); |
2251 | if (llvm::Error Err = Cursor.JumpToBit(F.InputFileOffsets[ID - 1])) { |
2252 | |
2253 | consumeError(std::move(Err)); |
2254 | } |
2255 | |
2256 | Expected<unsigned> MaybeCode = Cursor.ReadCode(); |
2257 | if (!MaybeCode) { |
2258 | |
2259 | consumeError(MaybeCode.takeError()); |
2260 | } |
2261 | unsigned Code = MaybeCode.get(); |
2262 | RecordData Record; |
2263 | StringRef Blob; |
2264 | |
2265 | if (Expected<unsigned> Maybe = Cursor.readRecord(Code, Record, &Blob)) |
2266 | assert(static_cast<InputFileRecordTypes>(Maybe.get()) == INPUT_FILE && |
2267 | "invalid record type for input file"); |
2268 | else { |
2269 | |
2270 | consumeError(Maybe.takeError()); |
2271 | } |
2272 | |
2273 | assert(Record[0] == ID && "Bogus stored ID or offset"); |
2274 | InputFileInfo R; |
2275 | R.StoredSize = static_cast<off_t>(Record[1]); |
2276 | R.StoredTime = static_cast<time_t>(Record[2]); |
2277 | R.Overridden = static_cast<bool>(Record[3]); |
2278 | R.Transient = static_cast<bool>(Record[4]); |
2279 | R.TopLevelModuleMap = static_cast<bool>(Record[5]); |
2280 | R.Filename = std::string(Blob); |
2281 | ResolveImportedPath(F, R.Filename); |
2282 | |
2283 | Expected<llvm::BitstreamEntry> MaybeEntry = Cursor.advance(); |
2284 | if (!MaybeEntry) |
2285 | consumeError(MaybeEntry.takeError()); |
2286 | llvm::BitstreamEntry Entry = MaybeEntry.get(); |
2287 | assert(Entry.Kind == llvm::BitstreamEntry::Record && |
2288 | "expected record type for input file hash"); |
2289 | |
2290 | Record.clear(); |
2291 | if (Expected<unsigned> Maybe = Cursor.readRecord(Entry.ID, Record)) |
2292 | assert(static_cast<InputFileRecordTypes>(Maybe.get()) == INPUT_FILE_HASH && |
2293 | "invalid record type for input file hash"); |
2294 | else { |
2295 | |
2296 | consumeError(Maybe.takeError()); |
2297 | } |
2298 | R.ContentHash = (static_cast<uint64_t>(Record[1]) << 32) | |
2299 | static_cast<uint64_t>(Record[0]); |
2300 | return R; |
2301 | } |
2302 | |
2303 | static unsigned moduleKindForDiagnostic(ModuleKind Kind); |
2304 | InputFile ASTReader::getInputFile(ModuleFile &F, unsigned ID, bool Complain) { |
2305 | |
2306 | if (ID == 0 || ID > F.InputFilesLoaded.size()) |
2307 | return InputFile(); |
2308 | |
2309 | |
2310 | if (F.InputFilesLoaded[ID-1].getFile()) |
2311 | return F.InputFilesLoaded[ID-1]; |
2312 | |
2313 | if (F.InputFilesLoaded[ID-1].isNotFound()) |
2314 | return InputFile(); |
2315 | |
2316 | |
2317 | BitstreamCursor &Cursor = F.InputFilesCursor; |
2318 | SavedStreamPosition SavedPosition(Cursor); |
2319 | if (llvm::Error Err = Cursor.JumpToBit(F.InputFileOffsets[ID - 1])) { |
2320 | |
2321 | consumeError(std::move(Err)); |
2322 | } |
2323 | |
2324 | InputFileInfo FI = readInputFileInfo(F, ID); |
2325 | off_t StoredSize = FI.StoredSize; |
2326 | time_t StoredTime = FI.StoredTime; |
2327 | bool Overridden = FI.Overridden; |
2328 | bool Transient = FI.Transient; |
2329 | StringRef Filename = FI.Filename; |
2330 | uint64_t StoredContentHash = FI.ContentHash; |
2331 | |
2332 | OptionalFileEntryRefDegradesToFileEntryPtr File = |
2333 | expectedToOptional(FileMgr.getFileRef(Filename, false)); |
2334 | |
2335 | |
2336 | |
2337 | if (!File && !F.OriginalDir.empty() && !F.BaseDirectory.empty() && |
2338 | F.OriginalDir != F.BaseDirectory) { |
2339 | std::string Resolved = resolveFileRelativeToOriginalDir( |
2340 | std::string(Filename), F.OriginalDir, F.BaseDirectory); |
2341 | if (!Resolved.empty()) |
2342 | File = expectedToOptional(FileMgr.getFileRef(Resolved)); |
2343 | } |
2344 | |
2345 | |
2346 | |
2347 | if ((Overridden || Transient) && !File) |
2348 | File = FileMgr.getVirtualFileRef(Filename, StoredSize, StoredTime); |
2349 | |
2350 | if (!File) { |
2351 | if (Complain) { |
2352 | std::string ErrorStr = "could not find file '"; |
2353 | ErrorStr += Filename; |
2354 | ErrorStr += "' referenced by AST file '"; |
2355 | ErrorStr += F.FileName; |
2356 | ErrorStr += "'"; |
2357 | Error(ErrorStr); |
2358 | } |
2359 | |
2360 | F.InputFilesLoaded[ID-1] = InputFile::getNotFound(); |
2361 | return InputFile(); |
2362 | } |
2363 | |
2364 | |
2365 | |
2366 | |
2367 | |
2368 | SourceManager &SM = getSourceManager(); |
2369 | |
2370 | if ((!Overridden && !Transient) && SM.isFileOverridden(File)) { |
2371 | if (Complain) |
2372 | Error(diag::err_fe_pch_file_overridden, Filename); |
2373 | |
2374 | |
2375 | |
2376 | File = SM.bypassFileContentsOverride(*File); |
2377 | if (!File) { |
2378 | F.InputFilesLoaded[ID - 1] = InputFile::getNotFound(); |
2379 | return InputFile(); |
2380 | } |
2381 | } |
2382 | |
2383 | enum ModificationType { |
2384 | Size, |
2385 | ModTime, |
2386 | Content, |
2387 | None, |
2388 | }; |
2389 | auto HasInputFileChanged = [&]() { |
2390 | if (StoredSize != File->getSize()) |
2391 | return ModificationType::Size; |
2392 | if (!shouldDisableValidationForFile(F) && StoredTime && |
2393 | StoredTime != File->getModificationTime()) { |
2394 | |
2395 | |
2396 | if (ValidateASTInputFilesContent && |
2397 | StoredContentHash != static_cast<uint64_t>(llvm::hash_code(-1))) { |
2398 | auto MemBuffOrError = FileMgr.getBufferForFile(File); |
2399 | if (!MemBuffOrError) { |
2400 | if (!Complain) |
2401 | return ModificationType::ModTime; |
2402 | std::string ErrorStr = "could not get buffer for file '"; |
2403 | ErrorStr += File->getName(); |
2404 | ErrorStr += "'"; |
2405 | Error(ErrorStr); |
2406 | return ModificationType::ModTime; |
2407 | } |
2408 | |
2409 | auto ContentHash = hash_value(MemBuffOrError.get()->getBuffer()); |
2410 | if (StoredContentHash == static_cast<uint64_t>(ContentHash)) |
2411 | return ModificationType::None; |
2412 | return ModificationType::Content; |
2413 | } |
2414 | return ModificationType::ModTime; |
2415 | } |
2416 | return ModificationType::None; |
2417 | }; |
2418 | |
2419 | bool IsOutOfDate = false; |
2420 | auto FileChange = HasInputFileChanged(); |
2421 | |
2422 | if (!Overridden && FileChange != ModificationType::None) { |
2423 | if (Complain && !Diags.isDiagnosticInFlight()) { |
2424 | |
2425 | SmallVector<ModuleFile *, 4> ImportStack(1, &F); |
2426 | while (!ImportStack.back()->ImportedBy.empty()) |
2427 | ImportStack.push_back(ImportStack.back()->ImportedBy[0]); |
2428 | |
2429 | |
2430 | StringRef TopLevelPCHName(ImportStack.back()->FileName); |
2431 | Diag(diag::err_fe_ast_file_modified) |
2432 | << Filename << moduleKindForDiagnostic(ImportStack.back()->Kind) |
2433 | << TopLevelPCHName << FileChange; |
2434 | |
2435 | |
2436 | if (ImportStack.size() > 1) { |
2437 | Diag(diag::note_pch_required_by) |
2438 | << Filename << ImportStack[0]->FileName; |
2439 | for (unsigned I = 1; I < ImportStack.size(); ++I) |
2440 | Diag(diag::note_pch_required_by) |
2441 | << ImportStack[I-1]->FileName << ImportStack[I]->FileName; |
2442 | } |
2443 | |
2444 | Diag(diag::note_pch_rebuild_required) << TopLevelPCHName; |
2445 | } |
2446 | |
2447 | IsOutOfDate = true; |
2448 | } |
2449 | |
2450 | |
2451 | |
2452 | InputFile IF = InputFile(*File, Overridden || Transient, IsOutOfDate); |
2453 | |
2454 | |
2455 | F.InputFilesLoaded[ID-1] = IF; |
2456 | return IF; |
2457 | } |
2458 | |
2459 | |
2460 | |
2461 | |
2462 | void ASTReader::ResolveImportedPath(ModuleFile &M, std::string &Filename) { |
2463 | |
2464 | if (!M.BaseDirectory.empty()) |
2465 | return ResolveImportedPath(Filename, M.BaseDirectory); |
2466 | } |
2467 | |
2468 | void ASTReader::ResolveImportedPath(std::string &Filename, StringRef Prefix) { |
2469 | if (Filename.empty() || llvm::sys::path::is_absolute(Filename)) |
2470 | return; |
2471 | |
2472 | SmallString<128> Buffer; |
2473 | llvm::sys::path::append(Buffer, Prefix, Filename); |
2474 | Filename.assign(Buffer.begin(), Buffer.end()); |
2475 | } |
2476 | |
2477 | static bool isDiagnosedResult(ASTReader::ASTReadResult ARR, unsigned Caps) { |
2478 | switch (ARR) { |
2479 | case ASTReader::Failure: return true; |
2480 | case ASTReader::Missing: return !(Caps & ASTReader::ARR_Missing); |
2481 | case ASTReader::OutOfDate: return !(Caps & ASTReader::ARR_OutOfDate); |
2482 | case ASTReader::VersionMismatch: return !(Caps & ASTReader::ARR_VersionMismatch); |
2483 | case ASTReader::ConfigurationMismatch: |
2484 | return !(Caps & ASTReader::ARR_ConfigurationMismatch); |
2485 | case ASTReader::HadErrors: return true; |
2486 | case ASTReader::Success: return false; |
2487 | } |
2488 | |
2489 | llvm_unreachable("unknown ASTReadResult"); |
2490 | } |
2491 | |
2492 | ASTReader::ASTReadResult ASTReader::ReadOptionsBlock( |
2493 | BitstreamCursor &Stream, unsigned ClientLoadCapabilities, |
2494 | bool AllowCompatibleConfigurationMismatch, ASTReaderListener &Listener, |
2495 | std::string &SuggestedPredefines) { |
2496 | if (llvm::Error Err = Stream.EnterSubBlock(OPTIONS_BLOCK_ID)) { |
2497 | |
2498 | consumeError(std::move(Err)); |
2499 | return Failure; |
2500 | } |
2501 | |
2502 | |
2503 | RecordData Record; |
2504 | ASTReadResult Result = Success; |
2505 | while (true) { |
2506 | Expected<llvm::BitstreamEntry> MaybeEntry = Stream.advance(); |
2507 | if (!MaybeEntry) { |
2508 | |
2509 | consumeError(MaybeEntry.takeError()); |
2510 | return Failure; |
2511 | } |
2512 | llvm::BitstreamEntry Entry = MaybeEntry.get(); |
2513 | |
2514 | switch (Entry.Kind) { |
2515 | case llvm::BitstreamEntry::Error: |
2516 | case llvm::BitstreamEntry::SubBlock: |
2517 | return Failure; |
2518 | |
2519 | case llvm::BitstreamEntry::EndBlock: |
2520 | return Result; |
2521 | |
2522 | case llvm::BitstreamEntry::Record: |
2523 | |
2524 | break; |
2525 | } |
2526 | |
2527 | |
2528 | Record.clear(); |
2529 | Expected<unsigned> MaybeRecordType = Stream.readRecord(Entry.ID, Record); |
2530 | if (!MaybeRecordType) { |
2531 | |
2532 | consumeError(MaybeRecordType.takeError()); |
2533 | return Failure; |
2534 | } |
2535 | switch ((OptionsRecordTypes)MaybeRecordType.get()) { |
2536 | case LANGUAGE_OPTIONS: { |
2537 | bool Complain = (ClientLoadCapabilities & ARR_ConfigurationMismatch) == 0; |
2538 | if (ParseLanguageOptions(Record, Complain, Listener, |
2539 | AllowCompatibleConfigurationMismatch)) |
2540 | Result = ConfigurationMismatch; |
2541 | break; |
2542 | } |
2543 | |
2544 | case TARGET_OPTIONS: { |
2545 | bool Complain = (ClientLoadCapabilities & ARR_ConfigurationMismatch) == 0; |
2546 | if (ParseTargetOptions(Record, Complain, Listener, |
2547 | AllowCompatibleConfigurationMismatch)) |
2548 | Result = ConfigurationMismatch; |
2549 | break; |
2550 | } |
2551 | |
2552 | case FILE_SYSTEM_OPTIONS: { |
2553 | bool Complain = (ClientLoadCapabilities & ARR_ConfigurationMismatch) == 0; |
2554 | if (!AllowCompatibleConfigurationMismatch && |
2555 | ParseFileSystemOptions(Record, Complain, Listener)) |
2556 | Result = ConfigurationMismatch; |
2557 | break; |
2558 | } |
2559 | |
2560 | case HEADER_SEARCH_OPTIONS: { |
2561 | bool Complain = (ClientLoadCapabilities & ARR_ConfigurationMismatch) == 0; |
2562 | if (!AllowCompatibleConfigurationMismatch && |
2563 | ParseHeaderSearchOptions(Record, Complain, Listener)) |
2564 | Result = ConfigurationMismatch; |
2565 | break; |
2566 | } |
2567 | |
2568 | case PREPROCESSOR_OPTIONS: |
2569 | bool Complain = (ClientLoadCapabilities & ARR_ConfigurationMismatch) == 0; |
2570 | if (!AllowCompatibleConfigurationMismatch && |
2571 | ParsePreprocessorOptions(Record, Complain, Listener, |
2572 | SuggestedPredefines)) |
2573 | Result = ConfigurationMismatch; |
2574 | break; |
2575 | } |
2576 | } |
2577 | } |
2578 | |
2579 | ASTReader::ASTReadResult |
2580 | ASTReader::ReadControlBlock(ModuleFile &F, |
2581 | SmallVectorImpl<ImportedModule> &Loaded, |
2582 | const ModuleFile *ImportedBy, |
2583 | unsigned ClientLoadCapabilities) { |
2584 | BitstreamCursor &Stream = F.Stream; |
2585 | |
2586 | if (llvm::Error Err = Stream.EnterSubBlock(CONTROL_BLOCK_ID)) { |
2587 | Error(std::move(Err)); |
2588 | return Failure; |
2589 | } |
2590 | |
2591 | |
2592 | |
2593 | |
2594 | |
2595 | |
2596 | |
2597 | bool HasReadUnhashedControlBlock = false; |
2598 | auto readUnhashedControlBlockOnce = [&]() { |
2599 | if (!HasReadUnhashedControlBlock) { |
2600 | HasReadUnhashedControlBlock = true; |
2601 | if (ASTReadResult Result = |
2602 | readUnhashedControlBlock(F, ImportedBy, ClientLoadCapabilities)) |
2603 | return Result; |
2604 | } |
2605 | return Success; |
2606 | }; |
2607 | |
2608 | bool DisableValidation = shouldDisableValidationForFile(F); |
2609 | |
2610 | |
2611 | RecordData Record; |
2612 | unsigned NumInputs = 0; |
2613 | unsigned NumUserInputs = 0; |
2614 | StringRef BaseDirectoryAsWritten; |
2615 | while (true) { |
2616 | Expected<llvm::BitstreamEntry> MaybeEntry = Stream.advance(); |
2617 | if (!MaybeEntry) { |
2618 | Error(MaybeEntry.takeError()); |
2619 | return Failure; |
2620 | } |
2621 | llvm::BitstreamEntry Entry = MaybeEntry.get(); |
2622 | |
2623 | switch (Entry.Kind) { |
2624 | case llvm::BitstreamEntry::Error: |
2625 | Error("malformed block record in AST file"); |
2626 | return Failure; |
2627 | case llvm::BitstreamEntry::EndBlock: { |
2628 | |
2629 | |
2630 | if (ASTReadResult Result = readUnhashedControlBlockOnce()) |
2631 | return Result; |
2632 | |
2633 | |
2634 | const HeaderSearchOptions &HSOpts = |
2635 | PP.getHeaderSearchInfo().getHeaderSearchOpts(); |
2636 | |
2637 | |
2638 | |
2639 | |
2640 | if (!DisableValidation && F.Kind != MK_ExplicitModule && |
2641 | F.Kind != MK_PrebuiltModule) { |
2642 | bool Complain = (ClientLoadCapabilities & ARR_OutOfDate) == 0; |
2643 | |
2644 | |
2645 | |
2646 | |
2647 | |
2648 | unsigned N = NumUserInputs; |
2649 | if (ValidateSystemInputs || |
2650 | (HSOpts.ModulesValidateOncePerBuildSession && |
2651 | F.InputFilesValidationTimestamp <= HSOpts.BuildSessionTimestamp && |
2652 | F.Kind == MK_ImplicitModule)) |
2653 | N = NumInputs; |
2654 | |
2655 | for (unsigned I = 0; I < N; ++I) { |
2656 | InputFile IF = getInputFile(F, I+1, Complain); |
2657 | if (!IF.getFile() || IF.isOutOfDate()) |
2658 | return OutOfDate; |
2659 | } |
2660 | } |
2661 | |
2662 | if (Listener) |
2663 | Listener->visitModuleFile(F.FileName, F.Kind); |
2664 | |
2665 | if (Listener && Listener->needsInputFileVisitation()) { |
2666 | unsigned N = Listener->needsSystemInputFileVisitation() ? NumInputs |
2667 | : NumUserInputs; |
2668 | for (unsigned I = 0; I < N; ++I) { |
2669 | bool IsSystem = I >= NumUserInputs; |
2670 | InputFileInfo FI = readInputFileInfo(F, I+1); |
2671 | Listener->visitInputFile(FI.Filename, IsSystem, FI.Overridden, |
2672 | F.Kind == MK_ExplicitModule || |
2673 | F.Kind == MK_PrebuiltModule); |
2674 | } |
2675 | } |
2676 | |
2677 | return Success; |
2678 | } |
2679 | |
2680 | case llvm::BitstreamEntry::SubBlock: |
2681 | switch (Entry.ID) { |
2682 | case INPUT_FILES_BLOCK_ID: |
2683 | F.InputFilesCursor = Stream; |
2684 | if (llvm::Error Err = Stream.SkipBlock()) { |
2685 | Error(std::move(Err)); |
2686 | return Failure; |
2687 | } |
2688 | if (ReadBlockAbbrevs(F.InputFilesCursor, INPUT_FILES_BLOCK_ID)) { |
2689 | Error("malformed block record in AST file"); |
2690 | return Failure; |
2691 | } |
2692 | continue; |
2693 | |
2694 | case OPTIONS_BLOCK_ID: |
2695 | |
2696 | |
2697 | |
2698 | if (Listener && !ImportedBy) { |
2699 | |
2700 | |
2701 | |
2702 | |
2703 | |
2704 | bool AllowCompatibleConfigurationMismatch = |
2705 | F.Kind == MK_ExplicitModule || F.Kind == MK_PrebuiltModule; |
2706 | |
2707 | ASTReadResult Result = |
2708 | ReadOptionsBlock(Stream, ClientLoadCapabilities, |
2709 | AllowCompatibleConfigurationMismatch, *Listener, |
2710 | SuggestedPredefines); |
2711 | if (Result == Failure) { |
2712 | Error("malformed block record in AST file"); |
2713 | return Result; |
2714 | } |
2715 | |
2716 | if (DisableValidation || |
2717 | (AllowConfigurationMismatch && Result == ConfigurationMismatch)) |
2718 | Result = Success; |
2719 | |
2720 | |
2721 | |
2722 | |
2723 | if (Result != Success) |
2724 | return Result; |
2725 | } else if (llvm::Error Err = Stream.SkipBlock()) { |
2726 | Error(std::move(Err)); |
2727 | return Failure; |
2728 | } |
2729 | continue; |
2730 | |
2731 | default: |
2732 | if (llvm::Error Err = Stream.SkipBlock()) { |
2733 | Error(std::move(Err)); |
2734 | return Failure; |
2735 | } |
2736 | continue; |
2737 | } |
2738 | |
2739 | case llvm::BitstreamEntry::Record: |
2740 | |
2741 | break; |
2742 | } |
2743 | |
2744 | |
2745 | Record.clear(); |
2746 | StringRef Blob; |
2747 | Expected<unsigned> MaybeRecordType = |
2748 | Stream.readRecord(Entry.ID, Record, &Blob); |
2749 | if (!MaybeRecordType) { |
2750 | Error(MaybeRecordType.takeError()); |
2751 | return Failure; |
2752 | } |
2753 | switch ((ControlRecordTypes)MaybeRecordType.get()) { |
2754 | case METADATA: { |
2755 | if (Record[0] != VERSION_MAJOR && !DisableValidation) { |
2756 | if ((ClientLoadCapabilities & ARR_VersionMismatch) == 0) |
2757 | Diag(Record[0] < VERSION_MAJOR? diag::err_pch_version_too_old |
2758 | : diag::err_pch_version_too_new); |
2759 | return VersionMismatch; |
2760 | } |
2761 | |
2762 | bool hasErrors = Record[6]; |
2763 | if (hasErrors && !DisableValidation) { |
2764 | |
2765 | |
2766 | if ((ClientLoadCapabilities & ARR_TreatModuleWithErrorsAsOutOfDate) && |
2767 | canRecoverFromOutOfDate(F.FileName, ClientLoadCapabilities)) |
2768 | return OutOfDate; |
2769 | |
2770 | if (!AllowASTWithCompilerErrors) { |
2771 | Diag(diag::err_pch_with_compiler_errors); |
2772 | return HadErrors; |
2773 | } |
2774 | } |
2775 | if (hasErrors) { |
2776 | Diags.ErrorOccurred = true; |
2777 | Diags.UncompilableErrorOccurred = true; |
2778 | Diags.UnrecoverableErrorOccurred = true; |
2779 | } |
2780 | |
2781 | F.RelocatablePCH = Record[4]; |
2782 | |
2783 | if (F.RelocatablePCH) |
2784 | F.BaseDirectory = isysroot.empty() ? "/" : isysroot; |
2785 | |
2786 | F.HasTimestamps = Record[5]; |
2787 | |
2788 | const std::string &CurBranch = getClangFullRepositoryVersion(); |
2789 | StringRef ASTBranch = Blob; |
2790 | if (StringRef(CurBranch) != ASTBranch && !DisableValidation) { |
2791 | if ((ClientLoadCapabilities & ARR_VersionMismatch) == 0) |
2792 | Diag(diag::err_pch_different_branch) << ASTBranch << CurBranch; |
2793 | return VersionMismatch; |
2794 | } |
2795 | break; |
2796 | } |
2797 | |
2798 | case IMPORTS: { |
2799 | |
2800 | |
2801 | |
2802 | if (ASTReadResult Result = readUnhashedControlBlockOnce()) |
2803 | return Result; |
2804 | |
2805 | |
2806 | unsigned Idx = 0, N = Record.size(); |
2807 | while (Idx < N) { |
2808 | |
2809 | ModuleKind ImportedKind = (ModuleKind)Record[Idx++]; |
2810 | |
2811 | |
2812 | |
2813 | SourceLocation ImportLoc = |
2814 | ReadUntranslatedSourceLocation(Record[Idx++]); |
2815 | off_t StoredSize = (off_t)Record[Idx++]; |
2816 | time_t StoredModTime = (time_t)Record[Idx++]; |
2817 | auto FirstSignatureByte = Record.begin() + Idx; |
2818 | ASTFileSignature StoredSignature = ASTFileSignature::create( |
2819 | FirstSignatureByte, FirstSignatureByte + ASTFileSignature::size); |
2820 | Idx += ASTFileSignature::size; |
2821 | |
2822 | std::string ImportedName = ReadString(Record, Idx); |
2823 | std::string ImportedFile; |
2824 | |
2825 | |
2826 | |
2827 | |
2828 | |
2829 | |
2830 | if (ImportedKind == MK_PrebuiltModule || ImportedKind == MK_ExplicitModule) |
2831 | ImportedFile = PP.getHeaderSearchInfo().getPrebuiltModuleFileName( |
2832 | ImportedName, true); |
2833 | |
2834 | if (ImportedFile.empty()) |
2835 | |
2836 | |
2837 | ImportedFile = ReadPath(BaseDirectoryAsWritten, Record, Idx); |
2838 | else |
2839 | SkipPath(Record, Idx); |
2840 | |
2841 | |
2842 | |
2843 | unsigned Capabilities = ClientLoadCapabilities; |
2844 | if ((ClientLoadCapabilities & ARR_OutOfDate) == 0) |
2845 | Capabilities &= ~ARR_Missing; |
2846 | |
2847 | |
2848 | auto Result = ReadASTCore(ImportedFile, ImportedKind, ImportLoc, &F, |
2849 | Loaded, StoredSize, StoredModTime, |
2850 | StoredSignature, Capabilities); |
2851 | |
2852 | |
2853 | bool recompilingFinalized = |
2854 | Result == OutOfDate && (Capabilities & ARR_OutOfDate) && |
2855 | getModuleManager().getModuleCache().isPCMFinal(F.FileName); |
2856 | if (isDiagnosedResult(Result, Capabilities) || recompilingFinalized) |
2857 | Diag(diag::note_module_file_imported_by) |
2858 | << F.FileName << !F.ModuleName.empty() << F.ModuleName; |
2859 | if (recompilingFinalized) |
2860 | Diag(diag::note_module_file_conflict); |
2861 | |
2862 | switch (Result) { |
2863 | case Failure: return Failure; |
2864 | |
2865 | case Missing: |
2866 | case OutOfDate: return OutOfDate; |
2867 | case VersionMismatch: return VersionMismatch; |
2868 | case ConfigurationMismatch: return ConfigurationMismatch; |
2869 | case HadErrors: return HadErrors; |
2870 | case Success: break; |
2871 | } |
2872 | } |
2873 | break; |
2874 | } |
2875 | |
2876 | case ORIGINAL_FILE: |
2877 | F.OriginalSourceFileID = FileID::get(Record[0]); |
2878 | F.ActualOriginalSourceFileName = std::string(Blob); |
2879 | F.OriginalSourceFileName = F.ActualOriginalSourceFileName; |
2880 | ResolveImportedPath(F, F.OriginalSourceFileName); |
2881 | break; |
2882 | |
2883 | case ORIGINAL_FILE_ID: |
2884 | F.OriginalSourceFileID = FileID::get(Record[0]); |
2885 | break; |
2886 | |
2887 | case ORIGINAL_PCH_DIR: |
2888 | F.OriginalDir = std::string(Blob); |
2889 | break; |
2890 | |
2891 | case MODULE_NAME: |
2892 | F.ModuleName = std::string(Blob); |
2893 | Diag(diag::remark_module_import) |
2894 | << F.ModuleName << F.FileName << (ImportedBy ? true : false) |
2895 | << (ImportedBy ? StringRef(ImportedBy->ModuleName) : StringRef()); |
2896 | if (Listener) |
2897 | Listener->ReadModuleName(F.ModuleName); |
2898 | |
2899 | |
2900 | |
2901 | if (ASTReadResult Result = readUnhashedControlBlockOnce()) |
2902 | return Result; |
2903 | |
2904 | break; |
2905 | |
2906 | case MODULE_DIRECTORY: { |
2907 | |
2908 | |
2909 | BaseDirectoryAsWritten = Blob; |
2910 | assert(!F.ModuleName.empty() && |
2911 | "MODULE_DIRECTORY found before MODULE_NAME"); |
2912 | |
2913 | |
2914 | Module *M = PP.getHeaderSearchInfo().lookupModule( |
2915 | F.ModuleName, true, |
2916 | true); |
2917 | if (M && M->Directory) { |
2918 | |
2919 | |
2920 | |
2921 | if (!bool(PP.getPreprocessorOpts().DisablePCHOrModuleValidation & |
2922 | DisableValidationForModuleKind::Module) && |
2923 | F.Kind != MK_ExplicitModule && F.Kind != MK_PrebuiltModule) { |
2924 | auto BuildDir = PP.getFileManager().getDirectory(Blob); |
2925 | if (!BuildDir || *BuildDir != M->Directory) { |
2926 | if (!canRecoverFromOutOfDate(F.FileName, ClientLoadCapabilities)) |
2927 | Diag(diag::err_imported_module_relocated) |
2928 | << F.ModuleName << Blob << M->Directory->getName(); |
2929 | return OutOfDate; |
2930 | } |
2931 | } |
2932 | F.BaseDirectory = std::string(M->Directory->getName()); |
2933 | } else { |
2934 | F.BaseDirectory = std::string(Blob); |
2935 | } |
2936 | break; |
2937 | } |
2938 | |
2939 | case MODULE_MAP_FILE: |
2940 | if (ASTReadResult Result = |
2941 | ReadModuleMapFileBlock(Record, F, ImportedBy, ClientLoadCapabilities)) |
2942 | return Result; |
2943 | break; |
2944 | |
2945 | case INPUT_FILE_OFFSETS: |
2946 | NumInputs = Record[0]; |
2947 | NumUserInputs = Record[1]; |
2948 | F.InputFileOffsets = |
2949 | (const llvm::support::unaligned_uint64_t *)Blob.data(); |
2950 | F.InputFilesLoaded.resize(NumInputs); |
2951 | F.NumUserInputFiles = NumUserInputs; |
2952 | break; |
2953 | } |
2954 | } |
2955 | } |
2956 | |
2957 | ASTReader::ASTReadResult |
2958 | ASTReader::ReadASTBlock(ModuleFile &F, unsigned ClientLoadCapabilities) { |
2959 | BitstreamCursor &Stream = F.Stream; |
2960 | |
2961 | if (llvm::Error Err = Stream.EnterSubBlock(AST_BLOCK_ID)) { |
2962 | Error(std::move(Err)); |
2963 | return Failure; |
2964 | } |
2965 | F.ASTBlockStartOffset = Stream.GetCurrentBitNo(); |
2966 | |
2967 | |
2968 | RecordData Record; |
2969 | while (true) { |
2970 | Expected<llvm::BitstreamEntry> MaybeEntry = Stream.advance(); |
2971 | if (!MaybeEntry) { |
2972 | Error(MaybeEntry.takeError()); |
2973 | return Failure; |
2974 | } |
2975 | llvm::BitstreamEntry Entry = MaybeEntry.get(); |
2976 | |
2977 | switch (Entry.Kind) { |
2978 | case llvm::BitstreamEntry::Error: |
2979 | Error("error at end of module block in AST file"); |
2980 | return Failure; |
2981 | case llvm::BitstreamEntry::EndBlock: |
2982 | |
2983 | |
2984 | |
2985 | |
2986 | |
2987 | if (ASTContext *Ctx = ContextObj) { |
2988 | DeclContext *DC = Ctx->getTranslationUnitDecl(); |
2989 | if (DC->hasExternalLexicalStorage() && !Ctx->getLangOpts().CPlusPlus) |
2990 | DC->setMustBuildLookupTable(); |
2991 | } |
2992 | |
2993 | return Success; |
2994 | case llvm::BitstreamEntry::SubBlock: |
2995 | switch (Entry.ID) { |
2996 | case DECLTYPES_BLOCK_ID: |
2997 | |
2998 | |
2999 | |
3000 | |
3001 | F.DeclsCursor = Stream; |
3002 | if (llvm::Error Err = Stream.SkipBlock()) { |
3003 | Error(std::move(Err)); |
3004 | return Failure; |
3005 | } |
3006 | if (ReadBlockAbbrevs(F.DeclsCursor, DECLTYPES_BLOCK_ID, |
3007 | &F.DeclsBlockStartOffset)) { |
3008 | Error("malformed block record in AST file"); |
3009 | return Failure; |
3010 | } |
3011 | break; |
3012 | |
3013 | case PREPROCESSOR_BLOCK_ID: |
3014 | F.MacroCursor = Stream; |
3015 | if (!PP.getExternalSource()) |
3016 | PP.setExternalSource(this); |
3017 | |
3018 | if (llvm::Error Err = Stream.SkipBlock()) { |
3019 | Error(std::move(Err)); |
3020 | return Failure; |
3021 | } |
3022 | if (ReadBlockAbbrevs(F.MacroCursor, PREPROCESSOR_BLOCK_ID)) { |
3023 | Error("malformed block record in AST file"); |
3024 | return Failure; |
3025 | } |
3026 | F.MacroStartOffset = F.MacroCursor.GetCurrentBitNo(); |
3027 | break; |
3028 | |
3029 | case PREPROCESSOR_DETAIL_BLOCK_ID: |
3030 | F.PreprocessorDetailCursor = Stream; |
3031 | |
3032 | if (llvm::Error Err = Stream.SkipBlock()) { |
3033 | Error(std::move(Err)); |
3034 | return Failure; |
3035 | } |
3036 | if (ReadBlockAbbrevs(F.PreprocessorDetailCursor, |
3037 | PREPROCESSOR_DETAIL_BLOCK_ID)) { |
3038 | Error("malformed preprocessor detail record in AST file"); |
3039 | return Failure; |
3040 | } |
3041 | F.PreprocessorDetailStartOffset |
3042 | = F.PreprocessorDetailCursor.GetCurrentBitNo(); |
3043 | |
3044 | if (!PP.getPreprocessingRecord()) |
3045 | PP.createPreprocessingRecord(); |
3046 | if (!PP.getPreprocessingRecord()->getExternalSource()) |
3047 | PP.getPreprocessingRecord()->SetExternalSource(*this); |
3048 | break; |
3049 | |
3050 | case SOURCE_MANAGER_BLOCK_ID: |
3051 | if (ReadSourceManagerBlock(F)) |
3052 | return Failure; |
3053 | break; |
3054 | |
3055 | case SUBMODULE_BLOCK_ID: |
3056 | if (ASTReadResult Result = |
3057 | ReadSubmoduleBlock(F, ClientLoadCapabilities)) |
3058 | return Result; |
3059 | break; |
3060 | |
3061 | case COMMENTS_BLOCK_ID: { |
3062 | BitstreamCursor C = Stream; |
3063 | |
3064 | if (llvm::Error Err = Stream.SkipBlock()) { |
3065 | Error(std::move(Err)); |
3066 | return Failure; |
3067 | } |
3068 | if (ReadBlockAbbrevs(C, COMMENTS_BLOCK_ID)) { |
3069 | Error("malformed comments block in AST file"); |
3070 | return Failure; |
3071 | } |
3072 | CommentsCursors.push_back(std::make_pair(C, &F)); |
3073 | break; |
3074 | } |
3075 | |
3076 | default: |
3077 | if (llvm::Error Err = Stream.SkipBlock()) { |
3078 | Error(std::move(Err)); |
3079 | return Failure; |
3080 | } |
3081 | break; |
3082 | } |
3083 | continue; |
3084 | |
3085 | case llvm::BitstreamEntry::Record: |
3086 | |
3087 | break; |
3088 | } |
3089 | |
3090 | |
3091 | Record.clear(); |
3092 | StringRef Blob; |
3093 | Expected<unsigned> MaybeRecordType = |
3094 | Stream.readRecord(Entry.ID, Record, &Blob); |
3095 | if (!MaybeRecordType) { |
3096 | Error(MaybeRecordType.takeError()); |
3097 | return Failure; |
3098 | } |
3099 | ASTRecordTypes RecordType = (ASTRecordTypes)MaybeRecordType.get(); |
3100 | |
3101 | |
3102 | if (!ContextObj) { |
3103 | switch (RecordType) { |
3104 | case IDENTIFIER_TABLE: |
3105 | case IDENTIFIER_OFFSET: |
3106 | case INTERESTING_IDENTIFIERS: |
3107 | case STATISTICS: |
3108 | case PP_CONDITIONAL_STACK: |
3109 | case PP_COUNTER_VALUE: |
3110 | case SOURCE_LOCATION_OFFSETS: |
3111 | case MODULE_OFFSET_MAP: |
3112 | case SOURCE_MANAGER_LINE_TABLE: |
3113 | case SOURCE_LOCATION_PRELOADS: |
3114 | case PPD_ENTITIES_OFFSETS: |
3115 | case HEADER_SEARCH_TABLE: |
3116 | case IMPORTED_MODULES: |
3117 | case MACRO_OFFSET: |
3118 | break; |
3119 | default: |
3120 | continue; |
3121 | } |
3122 | } |
3123 | |
3124 | switch (RecordType) { |
3125 | default: |
3126 | break; |
3127 | |
3128 | case TYPE_OFFSET: { |
3129 | if (F.LocalNumTypes != 0) { |
3130 | Error("duplicate TYPE_OFFSET record in AST file"); |
3131 | return Failure; |
3132 | } |
3133 | F.TypeOffsets = reinterpret_cast<const UnderalignedInt64 *>(Blob.data()); |
3134 | F.LocalNumTypes = Record[0]; |
3135 | unsigned LocalBaseTypeIndex = Record[1]; |
3136 | F.BaseTypeIndex = getTotalNumTypes(); |
3137 | |
3138 | if (F.LocalNumTypes > 0) { |
3139 | |
3140 | GlobalTypeMap.insert(std::make_pair(getTotalNumTypes(), &F)); |
3141 | |
3142 | |
3143 | F.TypeRemap.insertOrReplace( |
3144 | std::make_pair(LocalBaseTypeIndex, |
3145 | F.BaseTypeIndex - LocalBaseTypeIndex)); |
3146 | |
3147 | TypesLoaded.resize(TypesLoaded.size() + F.LocalNumTypes); |
3148 | } |
3149 | break; |
3150 | } |
3151 | |
3152 | case DECL_OFFSET: { |
3153 | if (F.LocalNumDecls != 0) { |
3154 | Error("duplicate DECL_OFFSET record in AST file"); |
3155 | return Failure; |
3156 | } |
3157 | F.DeclOffsets = (const DeclOffset *)Blob.data(); |
3158 | F.LocalNumDecls = Record[0]; |
3159 | unsigned LocalBaseDeclID = Record[1]; |
3160 | F.BaseDeclID = getTotalNumDecls(); |
3161 | |
3162 | if (F.LocalNumDecls > 0) { |
3163 | |
3164 | |
3165 | GlobalDeclMap.insert( |
3166 | std::make_pair(getTotalNumDecls() + NUM_PREDEF_DECL_IDS, &F)); |
3167 | |
3168 | |
3169 | |
3170 | F.DeclRemap.insertOrReplace( |
3171 | std::make_pair(LocalBaseDeclID, F.BaseDeclID - LocalBaseDeclID)); |
3172 | |
3173 | |
3174 | |
3175 | F.GlobalToLocalDeclIDs[&F] = LocalBaseDeclID; |
3176 | |
3177 | DeclsLoaded.resize(DeclsLoaded.size() + F.LocalNumDecls); |
3178 | } |
3179 | break; |
3180 | } |
3181 | |
3182 | case TU_UPDATE_LEXICAL: { |
3183 | DeclContext *TU = ContextObj->getTranslationUnitDecl(); |
3184 | LexicalContents Contents( |
3185 | reinterpret_cast<const llvm::support::unaligned_uint32_t *>( |
3186 | Blob.data()), |
3187 | static_cast<unsigned int>(Blob.size() / 4)); |
3188 | TULexicalDecls.push_back(std::make_pair(&F, Contents)); |
3189 | TU->setHasExternalLexicalStorage(true); |
3190 | break; |
3191 | } |
3192 | |
3193 | case UPDATE_VISIBLE: { |
3194 | unsigned Idx = 0; |
3195 | serialization::DeclID ID = ReadDeclID(F, Record, Idx); |
3196 | auto *Data = (const unsigned char*)Blob.data(); |
3197 | PendingVisibleUpdates[ID].push_back(PendingVisibleUpdate{&F, Data}); |
3198 | |
3199 | |
3200 | if (Decl *D = GetExistingDecl(ID)) |
3201 | PendingUpdateRecords.push_back( |
3202 | PendingUpdateRecord(ID, D, false)); |
3203 | break; |
3204 | } |
3205 | |
3206 | case IDENTIFIER_TABLE: |
3207 | F.IdentifierTableData = |
3208 | reinterpret_cast<const unsigned char *>(Blob.data()); |
3209 | if (Record[0]) { |
3210 | F.IdentifierLookupTable = ASTIdentifierLookupTable::Create( |
3211 | F.IdentifierTableData + Record[0], |
3212 | F.IdentifierTableData + sizeof(uint32_t), |
3213 | F.IdentifierTableData, |
3214 | ASTIdentifierLookupTrait(*this, F)); |
3215 | |
3216 | PP.getIdentifierTable().setExternalIdentifierLookup(this); |
3217 | } |
3218 | break; |
3219 | |
3220 | case IDENTIFIER_OFFSET: { |
3221 | if (F.LocalNumIdentifiers != 0) { |
3222 | Error("duplicate IDENTIFIER_OFFSET record in AST file"); |
3223 | return Failure; |
3224 | } |
3225 | F.IdentifierOffsets = (const uint32_t *)Blob.data(); |
3226 | F.LocalNumIdentifiers = Record[0]; |
3227 | unsigned LocalBaseIdentifierID = Record[1]; |
3228 | F.BaseIdentifierID = getTotalNumIdentifiers(); |
3229 | |
3230 | if (F.LocalNumIdentifiers > 0) { |
3231 | |
3232 | |
3233 | GlobalIdentifierMap.insert(std::make_pair(getTotalNumIdentifiers() + 1, |
3234 | &F)); |
3235 | |
3236 | |
3237 | |
3238 | F.IdentifierRemap.insertOrReplace( |
3239 | std::make_pair(LocalBaseIdentifierID, |
3240 | F.BaseIdentifierID - LocalBaseIdentifierID)); |
3241 | |
3242 | IdentifiersLoaded.resize(IdentifiersLoaded.size() |
3243 | + F.LocalNumIdentifiers); |
3244 | } |
3245 | break; |
3246 | } |
3247 | |
3248 | case INTERESTING_IDENTIFIERS: |
3249 | F.PreloadIdentifierOffsets.assign(Record.begin(), Record.end()); |
3250 | break; |
3251 | |
3252 | case EAGERLY_DESERIALIZED_DECLS: |
3253 | |
3254 | |
3255 | for (unsigned I = 0, N = Record.size(); I != N; ++I) |
3256 | EagerlyDeserializedDecls.push_back(getGlobalDeclID(F, Record[I])); |
3257 | break; |
3258 | |
3259 | case MODULAR_CODEGEN_DECLS: |
3260 | |
3261 | |
3262 | if (F.Kind == MK_MainFile || |
3263 | getContext().getLangOpts().BuildingPCHWithObjectFile) |
3264 | for (unsigned I = 0, N = Record.size(); I != N; ++I) |
3265 | EagerlyDeserializedDecls.push_back(getGlobalDeclID(F, Record[I])); |
3266 | break; |
3267 | |
3268 | case SPECIAL_TYPES: |
3269 | if (SpecialTypes.empty()) { |
3270 | for (unsigned I = 0, N = Record.size(); I != N; ++I) |
3271 | SpecialTypes.push_back(getGlobalTypeID(F, Record[I])); |
3272 | break; |
3273 | } |
3274 | |
3275 | if (SpecialTypes.size() != Record.size()) { |
3276 | Error("invalid special-types record"); |
3277 | return Failure; |
3278 | } |
3279 | |
3280 | for (unsigned I = 0, N = Record.size(); I != N; ++I) { |
3281 | serialization::TypeID ID = getGlobalTypeID(F, Record[I]); |
3282 | if (!SpecialTypes[I]) |
3283 | SpecialTypes[I] = ID; |
3284 | |
3285 | |
3286 | } |
3287 | break; |
3288 | |
3289 | case STATISTICS: |
3290 | TotalNumStatements += Record[0]; |
3291 | TotalNumMacros += Record[1]; |
3292 | TotalLexicalDeclContexts += Record[2]; |
3293 | TotalVisibleDeclContexts += Record[3]; |
3294 | break; |
3295 | |
3296 | case UNUSED_FILESCOPED_DECLS: |
3297 | for (unsigned I = 0, N = Record.size(); I != N; ++I) |
3298 | UnusedFileScopedDecls.push_back(getGlobalDeclID(F, Record[I])); |
3299 | break; |
3300 | |
3301 | case DELEGATING_CTORS: |
3302 | for (unsigned I = 0, N = Record.size(); I != N; ++I) |
3303 | DelegatingCtorDecls.push_back(getGlobalDeclID(F, Record[I])); |
3304 | break; |
3305 | |
3306 | case WEAK_UNDECLARED_IDENTIFIERS: |
3307 | if (Record.size() % 4 != 0) { |
3308 | Error("invalid weak identifiers record"); |
3309 | return Failure; |
3310 | } |
3311 | |
3312 | |
3313 | |
3314 | WeakUndeclaredIdentifiers.clear(); |
3315 | |
3316 | |
3317 | for (unsigned I = 0, N = Record.size(); I < N; ) { |
3318 | WeakUndeclaredIdentifiers.push_back( |
3319 | getGlobalIdentifierID(F, Record[I++])); |
3320 | WeakUndeclaredIdentifiers.push_back( |
3321 | getGlobalIdentifierID(F, Record[I++])); |
3322 | WeakUndeclaredIdentifiers.push_back( |
3323 | ReadSourceLocation(F, Record, I).getRawEncoding()); |
3324 | WeakUndeclaredIdentifiers.push_back(Record[I++]); |
3325 | } |
3326 | break; |
3327 | |
3328 | case SELECTOR_OFFSETS: { |
3329 | F.SelectorOffsets = (const uint32_t *)Blob.data(); |
3330 | F.LocalNumSelectors = Record[0]; |
3331 | unsigned LocalBaseSelectorID = Record[1]; |
3332 | F.BaseSelectorID = getTotalNumSelectors(); |
3333 | |
3334 | if (F.LocalNumSelectors > 0) { |
3335 | |
3336 | |
3337 | GlobalSelectorMap.insert(std::make_pair(getTotalNumSelectors()+1, &F)); |
3338 | |
3339 | |
3340 | |
3341 | F.SelectorRemap.insertOrReplace( |
3342 | std::make_pair(LocalBaseSelectorID, |
3343 | F.BaseSelectorID - LocalBaseSelectorID)); |
3344 | |
3345 | SelectorsLoaded.resize(SelectorsLoaded.size() + F.LocalNumSelectors); |
3346 | } |
3347 | break; |
3348 | } |
3349 | |
3350 | case METHOD_POOL: |
3351 | F.SelectorLookupTableData = (const unsigned char *)Blob.data(); |
3352 | if (Record[0]) |
3353 | F.SelectorLookupTable |
3354 | = ASTSelectorLookupTable::Create( |
3355 | F.SelectorLookupTableData + Record[0], |
3356 | F.SelectorLookupTableData, |
3357 | ASTSelectorLookupTrait(*this, F)); |
3358 | TotalNumMethodPoolEntries += Record[1]; |
3359 | break; |
3360 | |
3361 | case REFERENCED_SELECTOR_POOL: |
3362 | if (!Record.empty()) { |
3363 | for (unsigned Idx = 0, N = Record.size() - 1; Idx < N; ) { |
3364 | ReferencedSelectorsData.push_back(getGlobalSelectorID(F, |
3365 | Record[Idx++])); |
3366 | ReferencedSelectorsData.push_back(ReadSourceLocation(F, Record, Idx). |
3367 | getRawEncoding()); |
3368 | } |
3369 | } |
3370 | break; |
3371 | |
3372 | case PP_CONDITIONAL_STACK: |
3373 | if (!Record.empty()) { |
3374 | unsigned Idx = 0, End = Record.size() - 1; |
3375 | bool ReachedEOFWhileSkipping = Record[Idx++]; |
3376 | llvm::Optional<Preprocessor::PreambleSkipInfo> SkipInfo; |
3377 | if (ReachedEOFWhileSkipping) { |
3378 | SourceLocation HashToken = ReadSourceLocation(F, Record, Idx); |
3379 | SourceLocation IfTokenLoc = ReadSourceLocation(F, Record, Idx); |
3380 | bool FoundNonSkipPortion = Record[Idx++]; |
3381 | bool FoundElse = Record[Idx++]; |
3382 | SourceLocation ElseLoc = ReadSourceLocation(F, Record, Idx); |
3383 | SkipInfo.emplace(HashToken, IfTokenLoc, FoundNonSkipPortion, |
3384 | FoundElse, ElseLoc); |
3385 | } |
3386 | SmallVector<PPConditionalInfo, 4> ConditionalStack; |
3387 | while (Idx < End) { |
3388 | auto Loc = ReadSourceLocation(F, Record, Idx); |
3389 | bool WasSkipping = Record[Idx++]; |
3390 | bool FoundNonSkip = Record[Idx++]; |
3391 | bool FoundElse = Record[Idx++]; |
3392 | ConditionalStack.push_back( |
3393 | {Loc, WasSkipping, FoundNonSkip, FoundElse}); |
3394 | } |
3395 | PP.setReplayablePreambleConditionalStack(ConditionalStack, SkipInfo); |
3396 | } |
3397 | break; |
3398 | |
3399 | case PP_COUNTER_VALUE: |
3400 | if (!Record.empty() && Listener) |
3401 | Listener->ReadCounter(F, Record[0]); |
3402 | break; |
3403 | |
3404 | case FILE_SORTED_DECLS: |
3405 | F.FileSortedDecls = (const DeclID *)Blob.data(); |
3406 | F.NumFileSortedDecls = Record[0]; |
3407 | break; |
3408 | |
3409 | case SOURCE_LOCATION_OFFSETS: { |
3410 | F.SLocEntryOffsets = (const uint32_t *)Blob.data(); |
3411 | F.LocalNumSLocEntries = Record[0]; |
3412 | SourceLocation::UIntTy SLocSpaceSize = Record[1]; |
3413 | F.SLocEntryOffsetsBase = Record[2] + F.SourceManagerBlockStartOffset; |
3414 | std::tie(F.SLocEntryBaseID, F.SLocEntryBaseOffset) = |
3415 | SourceMgr.AllocateLoadedSLocEntries(F.LocalNumSLocEntries, |
3416 | SLocSpaceSize); |
3417 | if (!F.SLocEntryBaseID) { |
3418 | Error("ran out of source locations"); |
3419 | break; |
3420 | } |
3421 | |
3422 | |
3423 | |
3424 | unsigned RangeStart = |
3425 | unsigned(-F.SLocEntryBaseID) - F.LocalNumSLocEntries + 1; |
3426 | GlobalSLocEntryMap.insert(std::make_pair(RangeStart, &F)); |
3427 | F.FirstLoc = SourceLocation::getFromRawEncoding(F.SLocEntryBaseOffset); |
3428 | |
3429 | |
3430 | assert((F.SLocEntryBaseOffset & SourceLocation::MacroIDBit) == 0); |
3431 | GlobalSLocOffsetMap.insert( |
3432 | std::make_pair(SourceManager::MaxLoadedOffset - F.SLocEntryBaseOffset |
3433 | - SLocSpaceSize,&F)); |
3434 | |
3435 | |
3436 | |
3437 | F.SLocRemap.insertOrReplace(std::make_pair(0U, 0)); |
3438 | |
3439 | F.SLocRemap.insertOrReplace(std::make_pair( |
3440 | 2U, static_cast<SourceLocation::IntTy>(F.SLocEntryBaseOffset - 2))); |
3441 | |
3442 | TotalNumSLocEntries += F.LocalNumSLocEntries; |
3443 | break; |
3444 | } |
3445 | |
3446 | case MODULE_OFFSET_MAP: |
3447 | F.ModuleOffsetMap = Blob; |
3448 | break; |
3449 | |
3450 | case SOURCE_MANAGER_LINE_TABLE: |
3451 | if (ParseLineTable(F, Record)) { |
3452 | Error("malformed SOURCE_MANAGER_LINE_TABLE in AST file"); |
3453 | return Failure; |
3454 | } |
3455 | break; |
3456 | |
3457 | case SOURCE_LOCATION_PRELOADS: { |
3458 | |
3459 | |
3460 | if (!F.PreloadSLocEntries.empty()) { |
3461 | Error("Multiple SOURCE_LOCATION_PRELOADS records in AST file"); |
3462 | return Failure; |
3463 | } |
3464 | |
3465 | F.PreloadSLocEntries.swap(Record); |
3466 | break; |
3467 | } |
3468 | |
3469 | case EXT_VECTOR_DECLS: |
3470 | for (unsigned I = 0, N = Record.size(); I != N; ++I) |
3471 | ExtVectorDecls.push_back(getGlobalDeclID(F, Record[I])); |
3472 | break; |
3473 | |
3474 | case VTABLE_USES: |
3475 | if (Record.size() % 3 != 0) { |
3476 | Error("Invalid VTABLE_USES record"); |
3477 | return Failure; |
3478 | } |
3479 | |
3480 | |
3481 | |
3482 | |
3483 | VTableUses.clear(); |
3484 | |
3485 | for (unsigned Idx = 0, N = Record.size(); Idx != N; ) { |
3486 | VTableUses.push_back(getGlobalDeclID(F, Record[Idx++])); |
3487 | VTableUses.push_back( |
3488 | ReadSourceLocation(F, Record, Idx).getRawEncoding()); |
3489 | VTableUses.push_back(Record[Idx++]); |
3490 | } |
3491 | break; |
3492 | |
3493 | case PENDING_IMPLICIT_INSTANTIATIONS: |
3494 | if (PendingInstantiations.size() % 2 != 0) { |
3495 | Error("Invalid existing PendingInstantiations"); |
3496 | return Failure; |
3497 | } |
3498 | |
3499 | if (Record.size() % 2 != 0) { |
3500 | Error("Invalid PENDING_IMPLICIT_INSTANTIATIONS block"); |
3501 | return Failure; |
3502 | } |
3503 | |
3504 | for (unsigned I = 0, N = Record.size(); I != N; ) { |
3505 | PendingInstantiations.push_back(getGlobalDeclID(F, Record[I++])); |
3506 | PendingInstantiations.push_back( |
3507 | ReadSourceLocation(F, Record, I).getRawEncoding()); |
3508 | } |
3509 | break; |
3510 | |
3511 | case SEMA_DECL_REFS: |
3512 | if (Record.size() != 3) { |
3513 | Error("Invalid SEMA_DECL_REFS block"); |
3514 | return Failure; |
3515 | } |
3516 | for (unsigned I = 0, N = Record.size(); I != N; ++I) |
3517 | SemaDeclRefs.push_back(getGlobalDeclID(F, Record[I])); |
3518 | break; |
3519 | |
3520 | case PPD_ENTITIES_OFFSETS: { |
3521 | F.PreprocessedEntityOffsets = (const PPEntityOffset *)Blob.data(); |
3522 | assert(Blob.size() % sizeof(PPEntityOffset) == 0); |
3523 | F.NumPreprocessedEntities = Blob.size() / sizeof(PPEntityOffset); |
3524 | |
3525 | unsigned LocalBasePreprocessedEntityID = Record[0]; |
3526 | |
3527 | unsigned StartingID; |
3528 | if (!PP.getPreprocessingRecord()) |
3529 | PP.createPreprocessingRecord(); |
3530 | if (!PP.getPreprocessingRecord()->getExternalSource()) |
3531 | PP.getPreprocessingRecord()->SetExternalSource(*this); |
3532 | StartingID |
3533 | = PP.getPreprocessingRecord() |
3534 | ->allocateLoadedEntities(F.NumPreprocessedEntities); |
3535 | F.BasePreprocessedEntityID = StartingID; |
3536 | |
3537 | if (F.NumPreprocessedEntities > 0) { |
3538 | |
3539 | |
3540 | GlobalPreprocessedEntityMap.insert(std::make_pair(StartingID, &F)); |
3541 | |
3542 | |
3543 | |
3544 | F.PreprocessedEntityRemap.insertOrReplace( |
3545 | std::make_pair(LocalBasePreprocessedEntityID, |
3546 | F.BasePreprocessedEntityID - LocalBasePreprocessedEntityID)); |
3547 | } |
3548 | |
3549 | break; |
3550 | } |
3551 | |
3552 | case PPD_SKIPPED_RANGES: { |
3553 | F.PreprocessedSkippedRangeOffsets = (const PPSkippedRange*)Blob.data(); |
3554 | assert(Blob.size() % sizeof(PPSkippedRange) == 0); |
3555 | F.NumPreprocessedSkippedRanges = Blob.size() / sizeof(PPSkippedRange); |
3556 | |
3557 | if (!PP.getPreprocessingRecord()) |
3558 | PP.createPreprocessingRecord(); |
3559 | if (!PP.getPreprocessingRecord()->getExternalSource()) |
3560 | PP.getPreprocessingRecord()->SetExternalSource(*this); |
3561 | F.BasePreprocessedSkippedRangeID = PP.getPreprocessingRecord() |
3562 | ->allocateSkippedRanges(F.NumPreprocessedSkippedRanges); |
3563 | |
3564 | if (F.NumPreprocessedSkippedRanges > 0) |
3565 | GlobalSkippedRangeMap.insert( |
3566 | std::make_pair(F.BasePreprocessedSkippedRangeID, &F)); |
3567 | break; |
3568 | } |
3569 | |
3570 | case DECL_UPDATE_OFFSETS: |
3571 | if (Record.size() % 2 != 0) { |
3572 | Error("invalid DECL_UPDATE_OFFSETS block in AST file"); |
3573 | return Failure; |
3574 | } |
3575 | for (unsigned I = 0, N = Record.size(); I != N; I += 2) { |
3576 | GlobalDeclID ID = getGlobalDeclID(F, Record[I]); |
3577 | DeclUpdateOffsets[ID].push_back(std::make_pair(&F, Record[I + 1])); |
3578 | |
3579 | |
3580 | |
3581 | if (Decl *D = GetExistingDecl(ID)) |
3582 | PendingUpdateRecords.push_back( |
3583 | PendingUpdateRecord(ID, D, false)); |
3584 | } |
3585 | break; |
3586 | |
3587 | case OBJC_CATEGORIES_MAP: |
3588 | if (F.LocalNumObjCCategoriesInMap != 0) { |
3589 | Error("duplicate OBJC_CATEGORIES_MAP record in AST file"); |
3590 | return Failure; |
3591 | } |
3592 | |
3593 | F.LocalNumObjCCategoriesInMap = Record[0]; |
3594 | F.ObjCCategoriesMap = (const ObjCCategoriesInfo *)Blob.data(); |
3595 | break; |
3596 | |
3597 | case OBJC_CATEGORIES: |
3598 | F.ObjCCategories.swap(Record); |
3599 | break; |
3600 | |
3601 | case CUDA_SPECIAL_DECL_REFS: |
3602 | |
3603 | |
3604 | CUDASpecialDeclRefs.clear(); |
3605 | for (unsigned I = 0, N = Record.size(); I != N; ++I) |
3606 | CUDASpecialDeclRefs.push_back(getGlobalDeclID(F, Record[I])); |
3607 | break; |
3608 | |
3609 | case HEADER_SEARCH_TABLE: |
3610 | F.HeaderFileInfoTableData = Blob.data(); |
3611 | F.LocalNumHeaderFileInfos = Record[1]; |
3612 | if (Record[0]) { |
3613 | F.HeaderFileInfoTable |
3614 | = HeaderFileInfoLookupTable::Create( |
3615 | (const unsigned char *)F.HeaderFileInfoTableData + Record[0], |
3616 | (const unsigned char *)F.HeaderFileInfoTableData, |
3617 | HeaderFileInfoTrait(*this, F, |
3618 | &PP.getHeaderSearchInfo(), |
3619 | Blob.data() + Record[2])); |
3620 | |
3621 | PP.getHeaderSearchInfo().SetExternalSource(this); |
3622 | if (!PP.getHeaderSearchInfo().getExternalLookup()) |
3623 | PP.getHeaderSearchInfo().SetExternalLookup(this); |
3624 | } |
3625 | break; |
3626 | |
3627 | case FP_PRAGMA_OPTIONS: |
3628 | |
3629 | FPPragmaOptions.swap(Record); |
3630 | break; |
3631 | |
3632 | case OPENCL_EXTENSIONS: |
3633 | for (unsigned I = 0, E = Record.size(); I != E; ) { |
3634 | auto Name = ReadString(Record, I); |
3635 | auto &OptInfo = OpenCLExtensions.OptMap[Name]; |
3636 | OptInfo.Supported = Record[I++] != 0; |
3637 | OptInfo.Enabled = Record[I++] != 0; |
3638 | OptInfo.WithPragma = Record[I++] != 0; |
3639 | OptInfo.Avail = Record[I++]; |
3640 | OptInfo.Core = Record[I++]; |
3641 | OptInfo.Opt = Record[I++]; |
3642 | } |
3643 | break; |
3644 | |
3645 | case TENTATIVE_DEFINITIONS: |
3646 | for (unsigned I = 0, N = Record.size(); I != N; ++I) |
3647 | TentativeDefinitions.push_back(getGlobalDeclID(F, Record[I])); |
3648 | break; |
3649 | |
3650 | case KNOWN_NAMESPACES: |
3651 | for (unsigned I = 0, N = Record.size(); I != N; ++I) |
3652 | KnownNamespaces.push_back(getGlobalDeclID(F, Record[I])); |
3653 | break; |
3654 | |
3655 | case UNDEFINED_BUT_USED: |
3656 | if (UndefinedButUsed.size() % 2 != 0) { |
3657 | Error("Invalid existing UndefinedButUsed"); |
3658 | return Failure; |
3659 | } |
3660 | |
3661 | if (Record.size() % 2 != 0) { |
3662 | Error("invalid undefined-but-used record"); |
3663 | return Failure; |
3664 | } |
3665 | for (unsigned I = 0, N = Record.size(); I != N; ) { |
3666 | UndefinedButUsed.push_back(getGlobalDeclID(F, Record[I++])); |
3667 | UndefinedButUsed.push_back( |
3668 | ReadSourceLocation(F, Record, I).getRawEncoding()); |
3669 | } |
3670 | break; |
3671 | |
3672 | case DELETE_EXPRS_TO_ANALYZE: |
3673 | for (unsigned I = 0, N = Record.size(); I != N;) { |
3674 | DelayedDeleteExprs.push_back(getGlobalDeclID(F, Record[I++])); |
3675 | const uint64_t Count = Record[I++]; |
3676 | DelayedDeleteExprs.push_back(Count); |
3677 | for (uint64_t C = 0; C < Count; ++C) { |
3678 | DelayedDeleteExprs.push_back(ReadSourceLocation(F, Record, I).getRawEncoding()); |
3679 | bool IsArrayForm = Record[I++] == 1; |
3680 | DelayedDeleteExprs.push_back(IsArrayForm); |
3681 | } |
3682 | } |
3683 | break; |
3684 | |
3685 | case IMPORTED_MODULES: |
3686 | if (!F.isModule()) { |
3687 | |
3688 | |
3689 | |
3690 | for (unsigned I = 0, N = Record.size(); I != N; ) { |
3691 | unsigned GlobalID = getGlobalSubmoduleID(F, Record[I++]); |
3692 | SourceLocation Loc = ReadSourceLocation(F, Record, I); |
3693 | if (GlobalID) { |
3694 | ImportedModules.push_back(ImportedSubmodule(GlobalID, Loc)); |
3695 | if (DeserializationListener) |
3696 | DeserializationListener->ModuleImportRead(GlobalID, Loc); |
3697 | } |
3698 | } |
3699 | } |
3700 | break; |
3701 | |
3702 | case MACRO_OFFSET: { |
3703 | if (F.LocalNumMacros != 0) { |
3704 | Error("duplicate MACRO_OFFSET record in AST file"); |
3705 | return Failure; |
3706 | } |
3707 | F.MacroOffsets = (const uint32_t *)Blob.data(); |
3708 | F.LocalNumMacros = Record[0]; |
3709 | unsigned LocalBaseMacroID = Record[1]; |
3710 | F.MacroOffsetsBase = Record[2] + F.ASTBlockStartOffset; |
3711 | F.BaseMacroID = getTotalNumMacros(); |
3712 | |
3713 | if (F.LocalNumMacros > 0) { |
3714 | |
3715 | GlobalMacroMap.insert(std::make_pair(getTotalNumMacros() + 1, &F)); |
3716 | |
3717 | |
3718 | F.MacroRemap.insertOrReplace( |
3719 | std::make_pair(LocalBaseMacroID, |
3720 | F.BaseMacroID - LocalBaseMacroID)); |
3721 | |
3722 | MacrosLoaded.resize(MacrosLoaded.size() + F.LocalNumMacros); |
3723 | } |
3724 | break; |
3725 | } |
3726 | |
3727 | case LATE_PARSED_TEMPLATE: |
3728 | LateParsedTemplates.emplace_back( |
3729 | std::piecewise_construct, std::forward_as_tuple(&F), |
3730 | std::forward_as_tuple(Record.begin(), Record.end())); |
3731 | break; |
3732 | |
3733 | case OPTIMIZE_PRAGMA_OPTIONS: |
3734 | if (Record.size() != 1) { |
3735 | Error("invalid pragma optimize record"); |
3736 | return Failure; |
3737 | } |
3738 | OptimizeOffPragmaLocation = ReadSourceLocation(F, Record[0]); |
3739 | break; |
3740 | |
3741 | case MSSTRUCT_PRAGMA_OPTIONS: |
3742 | if (Record.size() != 1) { |
3743 | Error("invalid pragma ms_struct record"); |
3744 | return Failure; |
3745 | } |
3746 | PragmaMSStructState = Record[0]; |
3747 | break; |
3748 | |
3749 | case POINTERS_TO_MEMBERS_PRAGMA_OPTIONS: |
3750 | if (Record.size() != 2) { |
3751 | Error("invalid pragma ms_struct record"); |
3752 | return Failure; |
3753 | } |
3754 | PragmaMSPointersToMembersState = Record[0]; |
3755 | PointersToMembersPragmaLocation = ReadSourceLocation(F, Record[1]); |
3756 | break; |
3757 | |
3758 | case UNUSED_LOCAL_TYPEDEF_NAME_CANDIDATES: |
3759 | for (unsigned I = 0, N = Record.size(); I != N; ++I) |
3760 | UnusedLocalTypedefNameCandidates.push_back( |
3761 | getGlobalDeclID(F, Record[I])); |
3762 | break; |
3763 | |
3764 | case CUDA_PRAGMA_FORCE_HOST_DEVICE_DEPTH: |
3765 | if (Record.size() != 1) { |
3766 | Error("invalid cuda pragma options record"); |
3767 | return Failure; |
3768 | } |
3769 | ForceCUDAHostDeviceDepth = Record[0]; |
3770 | break; |
3771 | |
3772 | case ALIGN_PACK_PRAGMA_OPTIONS: { |
3773 | if (Record.size() < 3) { |
3774 | Error("invalid pragma pack record"); |
3775 | return Failure; |
3776 | } |
3777 | PragmaAlignPackCurrentValue = ReadAlignPackInfo(Record[0]); |
3778 | PragmaAlignPackCurrentLocation = ReadSourceLocation(F, Record[1]); |
3779 | unsigned NumStackEntries = Record[2]; |
3780 | unsigned Idx = 3; |
3781 | |
3782 | PragmaAlignPackStack.clear(); |
3783 | for (unsigned I = 0; I < NumStackEntries; ++I) { |
3784 | PragmaAlignPackStackEntry Entry; |
3785 | Entry.Value = ReadAlignPackInfo(Record[Idx++]); |
3786 | Entry.Location = ReadSourceLocation(F, Record[Idx++]); |
3787 | Entry.PushLocation = ReadSourceLocation(F, Record[Idx++]); |
3788 | PragmaAlignPackStrings.push_back(ReadString(Record, Idx)); |
3789 | Entry.SlotLabel = PragmaAlignPackStrings.back(); |
3790 | PragmaAlignPackStack.push_back(Entry); |
3791 | } |
3792 | break; |
3793 | } |
3794 | |
3795 | case FLOAT_CONTROL_PRAGMA_OPTIONS: { |
3796 | if (Record.size() < 3) { |
3797 | Error("invalid pragma pack record"); |
3798 | return Failure; |
3799 | } |
3800 | FpPragmaCurrentValue = FPOptionsOverride::getFromOpaqueInt(Record[0]); |
3801 | FpPragmaCurrentLocation = ReadSourceLocation(F, Record[1]); |
3802 | unsigned NumStackEntries = Record[2]; |
3803 | unsigned Idx = 3; |
3804 | |
3805 | FpPragmaStack.clear(); |
3806 | for (unsigned I = 0; I < NumStackEntries; ++I) { |
3807 | FpPragmaStackEntry Entry; |
3808 | Entry.Value = FPOptionsOverride::getFromOpaqueInt(Record[Idx++]); |
3809 | Entry.Location = ReadSourceLocation(F, Record[Idx++]); |
3810 | Entry.PushLocation = ReadSourceLocation(F, Record[Idx++]); |
3811 | FpPragmaStrings.push_back(ReadString(Record, Idx)); |
3812 | Entry.SlotLabel = FpPragmaStrings.back(); |
3813 | FpPragmaStack.push_back(Entry); |
3814 | } |
3815 | break; |
3816 | } |
3817 | |
3818 | case DECLS_TO_CHECK_FOR_DEFERRED_DIAGS: |
3819 | for (unsigned I = 0, N = Record.size(); I != N; ++I) |
3820 | DeclsToCheckForDeferredDiags.insert(getGlobalDeclID(F, Record[I])); |
3821 | break; |
3822 | } |
3823 | } |
3824 | } |
3825 | |
3826 | void ASTReader::ReadModuleOffsetMap(ModuleFile &F) const { |
3827 | assert(!F.ModuleOffsetMap.empty() && "no module offset map to read"); |
3828 | |
3829 | |
3830 | const unsigned char *Data = (const unsigned char*)F.ModuleOffsetMap.data(); |
3831 | const unsigned char *DataEnd = Data + F.ModuleOffsetMap.size(); |
3832 | F.ModuleOffsetMap = StringRef(); |
3833 | |
3834 | |
3835 | if (F.SLocRemap.find(0) == F.SLocRemap.end()) { |
3836 | F.SLocRemap.insert(std::make_pair(0U, 0)); |
3837 | F.SLocRemap.insert(std::make_pair(2U, 1)); |
3838 | } |
3839 | |
3840 | |
3841 | using SLocRemapBuilder = |
3842 | ContinuousRangeMap<SourceLocation::UIntTy, SourceLocation::IntTy, |
3843 | 2>::Builder; |
3844 | using RemapBuilder = ContinuousRangeMap<uint32_t, int, 2>::Builder; |
3845 | SLocRemapBuilder SLocRemap(F.SLocRemap); |
3846 | RemapBuilder IdentifierRemap(F.IdentifierRemap); |
3847 | RemapBuilder MacroRemap(F.MacroRemap); |
3848 | RemapBuilder PreprocessedEntityRemap(F.PreprocessedEntityRemap); |
3849 | RemapBuilder SubmoduleRemap(F.SubmoduleRemap); |
3850 | RemapBuilder SelectorRemap(F.SelectorRemap); |
3851 | RemapBuilder DeclRemap(F.DeclRemap); |
3852 | RemapBuilder TypeRemap(F.TypeRemap); |
3853 | |
3854 | while (Data < DataEnd) { |
3855 | |
3856 | |
3857 | |
3858 | using namespace llvm::support; |
3859 | ModuleKind Kind = static_cast<ModuleKind>( |
3860 | endian::readNext<uint8_t, little, unaligned>(Data)); |
3861 | uint16_t Len = endian::readNext<uint16_t, little, unaligned>(Data); |
3862 | StringRef Name = StringRef((const char*)Data, Len); |
3863 | Data += Len; |
3864 | ModuleFile *OM = (Kind == MK_PrebuiltModule || Kind == MK_ExplicitModule || |
3865 | Kind == MK_ImplicitModule |
3866 | ? ModuleMgr.lookupByModuleName(Name) |
3867 | : ModuleMgr.lookupByFileName(Name)); |
3868 | if (!OM) { |
3869 | std::string Msg = |
3870 | "SourceLocation remap refers to unknown module, cannot find "; |
3871 | Msg.append(std::string(Name)); |
3872 | Error(Msg); |
3873 | return; |
3874 | } |
3875 | |
3876 | SourceLocation::UIntTy SLocOffset = |
3877 | endian::readNext<uint32_t, little, unaligned>(Data); |
3878 | uint32_t IdentifierIDOffset = |
3879 | endian::readNext<uint32_t, little, unaligned>(Data); |
3880 | uint32_t MacroIDOffset = |
3881 | endian::readNext<uint32_t, little, unaligned>(Data); |
3882 | uint32_t PreprocessedEntityIDOffset = |
3883 | endian::readNext<uint32_t, little, unaligned>(Data); |
3884 | uint32_t SubmoduleIDOffset = |
3885 | endian::readNext<uint32_t, little, unaligned>(Data); |
3886 | uint32_t SelectorIDOffset = |
3887 | endian::readNext<uint32_t, little, unaligned>(Data); |
3888 | uint32_t DeclIDOffset = |
3889 | endian::readNext<uint32_t, little, unaligned>(Data); |
3890 | uint32_t TypeIndexOffset = |
3891 | endian::readNext<uint32_t, little, unaligned>(Data); |
3892 | |
3893 | auto mapOffset = [&](uint32_t Offset, uint32_t BaseOffset, |
3894 | RemapBuilder &Remap) { |
3895 | constexpr uint32_t None = std::numeric_limits<uint32_t>::max(); |
3896 | if (Offset != None) |
3897 | Remap.insert(std::make_pair(Offset, |
3898 | static_cast<int>(BaseOffset - Offset))); |
3899 | }; |
3900 | |
3901 | constexpr SourceLocation::UIntTy SLocNone = |
3902 | std::numeric_limits<SourceLocation::UIntTy>::max(); |
3903 | if (SLocOffset != SLocNone) |
3904 | SLocRemap.insert(std::make_pair( |
3905 | SLocOffset, static_cast<SourceLocation::IntTy>( |
3906 | OM->SLocEntryBaseOffset - SLocOffset))); |
3907 | |
3908 | mapOffset(IdentifierIDOffset, OM->BaseIdentifierID, IdentifierRemap); |
3909 | mapOffset(MacroIDOffset, OM->BaseMacroID, MacroRemap); |
3910 | mapOffset(PreprocessedEntityIDOffset, OM->BasePreprocessedEntityID, |
3911 | PreprocessedEntityRemap); |
3912 | mapOffset(SubmoduleIDOffset, OM->BaseSubmoduleID, SubmoduleRemap); |
3913 | mapOffset(SelectorIDOffset, OM->BaseSelectorID, SelectorRemap); |
3914 | mapOffset(DeclIDOffset, OM->BaseDeclID, DeclRemap); |
3915 | mapOffset(TypeIndexOffset, OM->BaseTypeIndex, TypeRemap); |
3916 | |
3917 | |
3918 | F.GlobalToLocalDeclIDs[OM] = DeclIDOffset; |
3919 | } |
3920 | } |
3921 | |
3922 | ASTReader::ASTReadResult |
3923 | ASTReader::ReadModuleMapFileBlock(RecordData &Record, ModuleFile &F, |
3924 | const ModuleFile *ImportedBy, |
3925 | unsigned ClientLoadCapabilities) { |
3926 | unsigned Idx = 0; |
3927 | F.ModuleMapPath = ReadPath(F, Record, Idx); |
3928 | |
3929 | |
3930 | |
3931 | |
3932 | |
3933 | assert(!F.ModuleName.empty() && |
3934 | "MODULE_NAME should come before MODULE_MAP_FILE"); |
3935 | if (F.Kind == MK_ImplicitModule && ModuleMgr.begin()->Kind != MK_MainFile) { |
3936 | |
3937 | |
3938 | Module *M = PP.getHeaderSearchInfo().lookupModule(F.ModuleName); |
3939 | auto &Map = PP.getHeaderSearchInfo().getModuleMap(); |
3940 | const FileEntry *ModMap = M ? Map.getModuleMapFileForUniquing(M) : nullptr; |
3941 | |
3942 | if (!bool(PP.getPreprocessorOpts().DisablePCHOrModuleValidation & |
3943 | DisableValidationForModuleKind::Module) && |
3944 | !ModMap) { |
3945 | if (!canRecoverFromOutOfDate(F.FileName, ClientLoadCapabilities)) { |
3946 | if (auto ASTFE = M ? M->getASTFile() : None) { |
3947 | |
3948 | Diag(diag::err_module_file_conflict) << F.ModuleName << F.FileName |
3949 | << ASTFE->getName(); |
3950 | } else { |
3951 | |
3952 | Diag(diag::err_imported_module_not_found) |
3953 | << F.ModuleName << F.FileName |
3954 | << (ImportedBy ? ImportedBy->FileName : "") << F.ModuleMapPath |
3955 | << !ImportedBy; |
3956 | |
3957 | |
3958 | |
3959 | if (ImportedBy && ImportedBy->Kind == MK_PCH) |
3960 | Diag(diag::note_imported_by_pch_module_not_found) |
3961 | << llvm::sys::path::parent_path(F.ModuleMapPath); |
3962 | } |
3963 | } |
3964 | return OutOfDate; |
3965 | } |
3966 | |
3967 | assert(M && M->Name == F.ModuleName && "found module with different name"); |
3968 | |
3969 | |
3970 | auto StoredModMap = FileMgr.getFile(F.ModuleMapPath); |
3971 | if (!StoredModMap || *StoredModMap != ModMap) { |
3972 | assert(ModMap && "found module is missing module map file"); |
3973 | assert((ImportedBy || F.Kind == MK_ImplicitModule) && |
3974 | "top-level import should be verified"); |
3975 | bool NotImported = F.Kind == MK_ImplicitModule && !ImportedBy; |
3976 | if (!canRecoverFromOutOfDate(F.FileName, ClientLoadCapabilities)) |
3977 | Diag(diag::err_imported_module_modmap_changed) |
3978 | << F.ModuleName << (NotImported ? F.FileName : ImportedBy->FileName) |
3979 | << ModMap->getName() << F.ModuleMapPath << NotImported; |
3980 | return OutOfDate; |
3981 | } |
3982 | |
3983 | llvm::SmallPtrSet<const FileEntry *, 1> AdditionalStoredMaps; |
3984 | for (unsigned I = 0, N = Record[Idx++]; I < N; ++I) { |
3985 | |
3986 | std::string Filename = ReadPath(F, Record, Idx); |
3987 | auto SF = FileMgr.getFile(Filename, false, false); |
3988 | if (!SF) { |
3989 | if (!canRecoverFromOutOfDate(F.FileName, ClientLoadCapabilities)) |
3990 | Error("could not find file '" + Filename +"' referenced by AST file"); |
3991 | return OutOfDate; |
3992 | } |
3993 | AdditionalStoredMaps.insert(*SF); |
3994 | } |
3995 | |
3996 | |
3997 | |
3998 | if (auto *AdditionalModuleMaps = Map.getAdditionalModuleMapFiles(M)) { |
3999 | for (const FileEntry *ModMap : *AdditionalModuleMaps) { |
4000 | |
4001 | |
4002 | if (!AdditionalStoredMaps.erase(ModMap)) { |
4003 | if (!canRecoverFromOutOfDate(F.FileName, ClientLoadCapabilities)) |
4004 | Diag(diag::err_module_different_modmap) |
4005 | << F.ModuleName << 0 << ModMap->getName(); |
4006 | return OutOfDate; |
4007 | } |
4008 | } |
4009 | } |
4010 | |
4011 | |
4012 | |
4013 | for (const FileEntry *ModMap : AdditionalStoredMaps) { |
4014 | if (!canRecoverFromOutOfDate(F.FileName, ClientLoadCapabilities)) |
4015 | Diag(diag::err_module_different_modmap) |
4016 | << F.ModuleName << 1 << ModMap->getName(); |
4017 | return OutOfDate; |
4018 | } |
4019 | } |
4020 | |
4021 | if (Listener) |
4022 | Listener->ReadModuleMapFile(F.ModuleMapPath); |
4023 | return Success; |
4024 | } |
4025 | |
4026 | |
4027 | static void moveMethodToBackOfGlobalList(Sema &S, ObjCMethodDecl *Method) { |
4028 | |
4029 | Sema::GlobalMethodPool::iterator Known |
4030 | = S.MethodPool.find(Method->getSelector()); |
4031 | if (Known == S.MethodPool.end()) |
4032 | return; |
4033 | |
4034 | |
4035 | ObjCMethodList &Start = Method->isInstanceMethod()? Known->second.first |
4036 | : Known->second.second; |
4037 | bool Found = false; |
4038 | for (ObjCMethodList *List = &Start; List; List = List->getNext()) { |
4039 | if (!Found) { |
4040 | if (List->getMethod() == Method) { |
4041 | Found = true; |
4042 | } else { |
4043 | |
4044 | continue; |
4045 | } |
4046 | } |
4047 | |
4048 | if (List->getNext()) |
4049 | List->setMethod(List->getNext()->getMethod()); |
4050 | else |
4051 | List->setMethod(Method); |
4052 | } |
4053 | } |
4054 | |
4055 | void ASTReader::makeNamesVisible(const HiddenNames &Names, Module *Owner) { |
4056 | assert(Owner->NameVisibility != Module::Hidden && "nothing to make visible?"); |
4057 | for (Decl *D : Names) { |
4058 | bool wasHidden = !D->isUnconditionallyVisible(); |
4059 | D->setVisibleDespiteOwningModule(); |
4060 | |
4061 | if (wasHidden && SemaObj) { |
4062 | if (ObjCMethodDecl *Method = dyn_cast<ObjCMethodDecl>(D)) { |
4063 | moveMethodToBackOfGlobalList(*SemaObj, Method); |
4064 | } |
4065 | } |
4066 | } |
4067 | } |
4068 | |
4069 | void ASTReader::makeModuleVisible(Module *Mod, |
4070 | Module::NameVisibilityKind NameVisibility, |
4071 | SourceLocation ImportLoc) { |
4072 | llvm::SmallPtrSet<Module *, 4> Visited; |
4073 | SmallVector<Module *, 4> Stack; |
4074 | Stack.push_back(Mod); |
4075 | while (!Stack.empty()) { |
4076 | Mod = Stack.pop_back_val(); |
4077 | |
4078 | if (NameVisibility <= Mod->NameVisibility) { |
4079 | |
4080 | |
4081 | continue; |
4082 | } |
4083 | |
4084 | if (Mod->isUnimportable()) { |
4085 | |
4086 | continue; |
4087 | } |
4088 | |
4089 | |
4090 | Mod->NameVisibility = NameVisibility; |
4091 | |
4092 | |
4093 | |
4094 | HiddenNamesMapType::iterator Hidden = HiddenNamesMap.find(Mod); |
4095 | if (Hidden != HiddenNamesMap.end()) { |
4096 | auto HiddenNames = std::move(*Hidden); |
4097 | HiddenNamesMap.erase(Hidden); |
4098 | makeNamesVisible(HiddenNames.second, HiddenNames.first); |
4099 | assert(HiddenNamesMap.find(Mod) == HiddenNamesMap.end() && |
4100 | "making names visible added hidden names"); |
4101 | } |
4102 | |
4103 | |
4104 | SmallVector<Module *, 16> Exports; |
4105 | Mod->getExportedModules(Exports); |
4106 | for (SmallVectorImpl<Module *>::iterator |
4107 | I = Exports.begin(), E = Exports.end(); I != E; ++I) { |
4108 | Module *Exported = *I; |
4109 | if (Visited.insert(Exported).second) |
4110 | Stack.push_back(Exported); |
4111 | } |
4112 | } |
4113 | } |
4114 | |
4115 | |
4116 | |
4117 | |
4118 | void ASTReader::mergeDefinitionVisibility(NamedDecl *Def, |
4119 | NamedDecl *MergedDef) { |
4120 | if (!Def->isUnconditionallyVisible()) { |
4121 | |
4122 | if (MergedDef->isUnconditionallyVisible()) |
4123 | Def->setVisibleDespiteOwningModule(); |
4124 | else { |
4125 | getContext().mergeDefinitionIntoModule( |
4126 | Def, MergedDef->getImportedOwningModule(), |
4127 | false); |
4128 | PendingMergedDefinitionsToDeduplicate.insert(Def); |
4129 | } |
4130 | } |
4131 | } |
4132 | |
4133 | bool ASTReader::loadGlobalIndex() { |
4134 | if (GlobalIndex) |
4135 | return false; |
4136 | |
4137 | if (TriedLoadingGlobalIndex || !UseGlobalIndex || |
4138 | !PP.getLangOpts().Modules) |
4139 | return true; |
4140 | |
4141 | |
4142 | TriedLoadingGlobalIndex = true; |
4143 | StringRef ModuleCachePath |
4144 | = getPreprocessor().getHeaderSearchInfo().getModuleCachePath(); |
4145 | std::pair<GlobalModuleIndex *, llvm::Error> Result = |
4146 | GlobalModuleIndex::readIndex(ModuleCachePath); |
4147 | if (llvm::Error Err = std::move(Result.second)) { |
4148 | assert(!Result.first); |
4149 | consumeError(std::move(Err)); |
4150 | return true; |
4151 | } |
4152 | |
4153 | GlobalIndex.reset(Result.first); |
4154 | ModuleMgr.setGlobalIndex(GlobalIndex.get()); |
4155 | return false; |
4156 | } |
4157 | |
4158 | bool ASTReader::isGlobalIndexUnavailable() const { |
4159 | return PP.getLangOpts().Modules && UseGlobalIndex && |
4160 | !hasGlobalIndex() && TriedLoadingGlobalIndex; |
4161 | } |
4162 | |
4163 | static void updateModuleTimestamp(ModuleFile &MF) { |
4164 | |
4165 | std::string TimestampFilename = MF.getTimestampFilename(); |
4166 | std::error_code EC; |
4167 | llvm::raw_fd_ostream OS(TimestampFilename, EC, |
4168 | llvm::sys::fs::OF_TextWithCRLF); |
4169 | if (EC) |
4170 | return; |
4171 | OS << "Timestamp file\n"; |
4172 | OS.close(); |
4173 | OS.clear_error(); |
4174 | } |
4175 | |
4176 | |
4177 | |
4178 | |
4179 | static bool SkipCursorToBlock(BitstreamCursor &Cursor, unsigned BlockID) { |
4180 | while (true) { |
4181 | Expected<llvm::BitstreamEntry> MaybeEntry = Cursor.advance(); |
4182 | if (!MaybeEntry) { |
4183 | |
4184 | consumeError(MaybeEntry.takeError()); |
4185 | return true; |
4186 | } |
4187 | llvm::BitstreamEntry Entry = MaybeEntry.get(); |
4188 | |
4189 | switch (Entry.Kind) { |
4190 | case llvm::BitstreamEntry::Error: |
4191 | case llvm::BitstreamEntry::EndBlock: |
4192 | return true; |
4193 | |
4194 | case llvm::BitstreamEntry::Record: |
4195 | |
4196 | if (Expected<unsigned> Skipped = Cursor.skipRecord(Entry.ID)) |
4197 | break; |
4198 | else { |
4199 | |
4200 | consumeError(Skipped.takeError()); |
4201 | return true; |
4202 | } |
4203 | |
4204 | case llvm::BitstreamEntry::SubBlock: |
4205 | if (Entry.ID == BlockID) { |
4206 | if (llvm::Error Err = Cursor.EnterSubBlock(BlockID)) { |
4207 | |
4208 | consumeError(std::move(Err)); |
4209 | return true; |
4210 | } |
4211 | |
4212 | return false; |
4213 | } |
4214 | |
4215 | if (llvm::Error Err = Cursor.SkipBlock()) { |
4216 | |
4217 | consumeError(std::move(Err)); |
4218 | return true; |
4219 | } |
4220 | } |
4221 | } |
4222 | } |
4223 | |
4224 | ASTReader::ASTReadResult ASTReader::ReadAST(StringRef FileName, |
4225 | ModuleKind Type, |
4226 | SourceLocation ImportLoc, |
4227 | unsigned ClientLoadCapabilities, |
4228 | SmallVectorImpl<ImportedSubmodule> *Imported) { |
4229 | llvm::SaveAndRestore<SourceLocation> |
4230 | SetCurImportLocRAII(CurrentImportLoc, ImportLoc); |
4231 | llvm::SaveAndRestore<Optional<ModuleKind>> SetCurModuleKindRAII( |
4232 | CurrentDeserializingModuleKind, Type); |
4233 | |
4234 | |
4235 | Deserializing AnASTFile(this); |
4236 | |
4237 | |
4238 | unsigned PreviousGeneration = 0; |
4239 | if (ContextObj) |
| 1 | Assuming field 'ContextObj' is null | |
|
| |
4240 | PreviousGeneration = incrementGeneration(*ContextObj); |
4241 | |
4242 | unsigned NumModules = ModuleMgr.size(); |
4243 | auto removeModulesAndReturn = [&](ASTReadResult ReadResult) { |
4244 | assert(ReadResult && "expected to return error"); |
4245 | ModuleMgr.removeModules(ModuleMgr.begin() + NumModules, |
4246 | PP.getLangOpts().Modules |
4247 | ? &PP.getHeaderSearchInfo().getModuleMap() |
4248 | : nullptr); |
4249 | |
4250 | |
4251 | |
4252 | GlobalIndex.reset(); |
4253 | ModuleMgr.setGlobalIndex(nullptr); |
4254 | return ReadResult; |
4255 | }; |
4256 | |
4257 | SmallVector<ImportedModule, 4> Loaded; |
4258 | switch (ASTReadResult ReadResult = |
| 3 | | Control jumps to 'case Success:' at line 4269 | |
|
4259 | ReadASTCore(FileName, Type, ImportLoc, |
4260 | nullptr, Loaded, 0, 0, |
4261 | ASTFileSignature(), ClientLoadCapabilities)) { |
4262 | case Failure: |
4263 | case Missing: |
4264 | case OutOfDate: |
4265 | case VersionMismatch: |
4266 | case ConfigurationMismatch: |
4267 | case HadErrors: |
4268 | return removeModulesAndReturn(ReadResult); |
4269 | case Success: |
4270 | break; |
| 4 | | Execution continues on line 4277 | |
|
4271 | } |
4272 | |
4273 | |
4274 | |
4275 | |
4276 | |
4277 | for (ImportedModule &M : Loaded) { |
| 5 | | Assuming '__begin1' is equal to '__end1' | |
|
4278 | ModuleFile &F = *M.Mod; |
4279 | |
4280 | |
4281 | if (ASTReadResult Result = ReadASTBlock(F, ClientLoadCapabilities)) |
4282 | return removeModulesAndReturn(Result); |
4283 | |
4284 | |
4285 | if (F.isModule() && !F.DidReadTopLevelSubmodule) { |
4286 | Error(diag::err_module_file_missing_top_level_submodule, F.FileName); |
4287 | return removeModulesAndReturn(Failure); |
4288 | } |
4289 | |
4290 | |
4291 | while (!SkipCursorToBlock(F.Stream, EXTENSION_BLOCK_ID)) { |
4292 | if (ASTReadResult Result = ReadExtensionBlock(F)) |
4293 | return removeModulesAndReturn(Result); |
4294 | } |
4295 | |
4296 | |
4297 | |
4298 | F.GlobalBitOffset = TotalModulesSizeInBits; |
4299 | TotalModulesSizeInBits += F.SizeInBits; |
4300 | GlobalBitOffsetsMap.insert(std::make_pair(F.GlobalBitOffset, &F)); |
4301 | } |
4302 | |
4303 | |
4304 | for (ImportedModule &M : Loaded) { |
| 6 | | Assuming '__begin1' is equal to '__end1' | |
|
4305 | ModuleFile &F = *M.Mod; |
4306 | |
4307 | |
4308 | for (unsigned I = 0, N = F.PreloadSLocEntries.size(); I != N; ++I) { |
4309 | int Index = int(F.PreloadSLocEntries[I] - 1) + F.SLocEntryBaseID; |
4310 | |
4311 | |
4312 | |
4313 | |
4314 | SourceMgr.getLoadedSLocEntryByID(Index); |
4315 | } |
4316 | |
4317 | |
4318 | |
4319 | if (F.OriginalSourceFileID.isValid()) { |
4320 | F.OriginalSourceFileID = FileID::get( |
4321 | F.SLocEntryBaseID + F.OriginalSourceFileID.getOpaqueValue() - 1); |
4322 | } |
4323 | |
4324 | |
4325 | |
4326 | for (auto Offset : F.PreloadIdentifierOffsets) { |
4327 | const unsigned char *Data = F.IdentifierTableData + Offset; |
4328 | |
4329 | ASTIdentifierLookupTrait Trait(*this, F); |
4330 | auto KeyDataLen = Trait.ReadKeyDataLength(Data); |
4331 | auto Key = Trait.ReadKey(Data, KeyDataLen.first); |
4332 | auto &II = PP.getIdentifierTable().getOwn(Key); |
4333 | II.setOutOfDate(true); |
4334 | |
4335 | |
4336 | |
4337 | markIdentifierFromAST(*this, II); |
4338 | |
4339 | |
4340 | auto ID = Trait.ReadIdentifierID(Data + KeyDataLen.first); |
4341 | SetIdentifierInfo(ID, &II); |
4342 | } |
4343 | } |
4344 | |
4345 | |
4346 | |
4347 | for (ImportedModule &M : Loaded) { |
| 7 | | Assuming '__begin1' is equal to '__end1' | |
|
4348 | ModuleFile &F = *M.Mod; |
4349 | |
4350 | ModuleMgr.moduleFileAccepted(&F); |
4351 | |
4352 | |
4353 | F.DirectImportLoc = ImportLoc; |
4354 | |
4355 | |
4356 | if (!M.ImportedBy) |
4357 | F.ImportLoc = M.ImportLoc; |
4358 | else |
4359 | F.ImportLoc = TranslateSourceLocation(*M.ImportedBy, M.ImportLoc); |
4360 | } |
4361 | |
4362 | if (!PP.getLangOpts().CPlusPlus || |
| 8 | | Assuming field 'CPlusPlus' is not equal to 0 | |
|
4363 | (Type != MK_ImplicitModule && Type != MK_ExplicitModule && |
| 9 | | Assuming 'Type' is equal to MK_ImplicitModule | |
|
4364 | Type != MK_PrebuiltModule)) { |
4365 | |
4366 | |
4367 | |
4368 | |
4369 | |
4370 | |
4371 | |
4372 | for (IdentifierTable::iterator Id = PP.getIdentifierTable().begin(), |
4373 | IdEnd = PP.getIdentifierTable().end(); |
4374 | Id != IdEnd; ++Id) |
4375 | Id->second->setOutOfDate(true); |
4376 | } |
4377 | |
4378 | for (auto Sel : SelectorGeneration) |
4379 | SelectorOutOfDate[Sel.first] = true; |
4380 | |
4381 | |
4382 | for (unsigned I = 0, N = UnresolvedModuleRefs.size(); I != N; ++I) { |
| 10 | | Assuming 'I' is equal to 'N' | |
|
| 11 | | Loop condition is false. Execution continues on line 4409 | |
|
4383 | UnresolvedModuleRef &Unresolved = UnresolvedModuleRefs[I]; |
4384 | SubmoduleID GlobalID = getGlobalSubmoduleID(*Unresolved.File,Unresolved.ID); |
4385 | Module *ResolvedMod = getSubmodule(GlobalID); |
4386 | |
4387 | switch (Unresolved.Kind) { |
4388 | case UnresolvedModuleRef::Conflict: |
4389 | if (ResolvedMod) { |
4390 | Module::Conflict Conflict; |
4391 | Conflict.Other = ResolvedMod; |
4392 | Conflict.Message = Unresolved.String.str(); |
4393 | Unresolved.Mod->Conflicts.push_back(Conflict); |
4394 | } |
4395 | continue; |
4396 | |
4397 | case UnresolvedModuleRef::Import: |
4398 | if (ResolvedMod) |
4399 | Unresolved.Mod->Imports.insert(ResolvedMod); |
4400 | continue; |
4401 | |
4402 | case UnresolvedModuleRef::Export: |
4403 | if (ResolvedMod || Unresolved.IsWildcard) |
4404 | Unresolved.Mod->Exports.push_back( |
4405 | Module::ExportDecl(ResolvedMod, Unresolved.IsWildcard)); |
4406 | continue; |
4407 | } |
4408 | } |
4409 | UnresolvedModuleRefs.clear(); |
4410 | |
4411 | if (Imported) |
| 12 | | Assuming 'Imported' is null | |
|
| |
4412 | Imported->append(ImportedModules.begin(), |
4413 | ImportedModules.end()); |
4414 | |
4415 | |
4416 | |
4417 | |
4418 | |
4419 | if (ContextObj) |
| 14 | | Assuming field 'ContextObj' is non-null | |
|
| |
4420 | InitializeContext(); |
| 16 | | Calling 'ASTReader::InitializeContext' | |
|
4421 | |
4422 | if (SemaObj) |
4423 | UpdateSema(); |
4424 | |
4425 | if (DeserializationListener) |
4426 | DeserializationListener->ReaderInitialized(this); |
4427 | |
4428 | ModuleFile &PrimaryModule = ModuleMgr.getPrimaryModule(); |
4429 | if (PrimaryModule.OriginalSourceFileID.isValid()) { |
4430 | |
4431 | |
4432 | |
4433 | if (Type == MK_Preamble) { |
4434 | SourceMgr.setPreambleFileID(PrimaryModule.OriginalSourceFileID); |
4435 | } else if (Type == MK_MainFile) { |
4436 | SourceMgr.setMainFileID(PrimaryModule.OriginalSourceFileID); |
4437 | } |
4438 | } |
4439 | |
4440 | |
4441 | |
4442 | if (ContextObj) { |
4443 | for (unsigned I = 0, N = ObjCClassesLoaded.size(); I != N; ++I) { |
4444 | loadObjCCategories(ObjCClassesLoaded[I]->getGlobalID(), |
4445 | ObjCClassesLoaded[I], |
4446 | PreviousGeneration); |
4447 | } |
4448 | } |
4449 | |
4450 | if (PP.getHeaderSearchInfo() |
4451 | .getHeaderSearchOpts() |
4452 | .ModulesValidateOncePerBuildSession) { |
4453 | |
4454 | |
4455 | |
4456 | |
4457 | for (unsigned I = 0, N = Loaded.size(); I != N; ++I) { |
4458 | ImportedModule &M = Loaded[I]; |
4459 | if (M.Mod->Kind == MK_ImplicitModule) { |
4460 | updateModuleTimestamp(*M.Mod); |
4461 | } |
4462 | } |
4463 | } |
4464 | |
4465 | return Success; |
4466 | } |
4467 | |
4468 | static ASTFileSignature readASTFileSignature(StringRef PCH); |
4469 | |
4470 | |
4471 | static llvm::Error doesntStartWithASTFileMagic(BitstreamCursor &Stream) { |
4472 | |
4473 | |
4474 | |
4475 | if (!Stream.canSkipToPos(4)) |
4476 | return llvm::createStringError(std::errc::illegal_byte_sequence, |
4477 | "file too small to contain AST file magic"); |
4478 | for (unsigned C : {'C', 'P', 'C', 'H'}) |
4479 | if (Expected<llvm::SimpleBitstreamCursor::word_t> Res = Stream.Read(8)) { |
4480 | if (Res.get() != C) |
4481 | return llvm::createStringError( |
4482 | std::errc::illegal_byte_sequence, |
4483 | "file doesn't start with AST file magic"); |
4484 | } else |
4485 | return Res.takeError(); |
4486 | return llvm::Error::success(); |
4487 | } |
4488 | |
4489 | static unsigned moduleKindForDiagnostic(ModuleKind Kind) { |
4490 | switch (Kind) { |
4491 | case MK_PCH: |
4492 | return 0; |
4493 | case MK_ImplicitModule: |
4494 | case MK_ExplicitModule: |
4495 | case MK_PrebuiltModule: |
4496 | return 1; |
4497 | case MK_MainFile: |
4498 | case MK_Preamble: |
4499 | return 2; |
4500 | } |
4501 | llvm_unreachable("unknown module kind"); |
4502 | } |
4503 | |
4504 | ASTReader::ASTReadResult |
4505 | ASTReader::ReadASTCore(StringRef FileName, |
4506 | ModuleKind Type, |
4507 | SourceLocation ImportLoc, |
4508 | ModuleFile *ImportedBy, |
4509 | SmallVectorImpl<ImportedModule> &Loaded, |
4510 | off_t ExpectedSize, time_t ExpectedModTime, |
4511 | ASTFileSignature ExpectedSignature, |
4512 | unsigned ClientLoadCapabilities) { |
4513 | ModuleFile *M; |
4514 | std::string ErrorStr; |
4515 | ModuleManager::AddModuleResult AddResult |
4516 | = ModuleMgr.addModule(FileName, Type, ImportLoc, ImportedBy, |
4517 | getGeneration(), ExpectedSize, ExpectedModTime, |
4518 | ExpectedSignature, readASTFileSignature, |
4519 | M, ErrorStr); |
4520 | |
4521 | switch (AddResult) { |
4522 | case ModuleManager::AlreadyLoaded: |
4523 | Diag(diag::remark_module_import) |
4524 | << M->ModuleName << M->FileName << (ImportedBy ? true : false) |
4525 | << (ImportedBy ? StringRef(ImportedBy->ModuleName) : StringRef()); |
4526 | return Success; |
4527 | |
4528 | case ModuleManager::NewlyLoaded: |
4529 | |
4530 | break; |
4531 | |
4532 | case ModuleManager::Missing: |
4533 | |
4534 | |
4535 | if (ClientLoadCapabilities & ARR_Missing) |
4536 | return Missing; |
4537 | |
4538 | |
4539 | Diag(diag::err_ast_file_not_found) |
4540 | << moduleKindForDiagnostic(Type) << FileName << !ErrorStr.empty() |
4541 | << ErrorStr; |
4542 | return Failure; |
4543 | |
4544 | case ModuleManager::OutOfDate: |
4545 | |
4546 | |
4547 | if (ClientLoadCapabilities & ARR_OutOfDate) |
4548 | return OutOfDate; |
4549 | |
4550 | |
4551 | Diag(diag::err_ast_file_out_of_date) |
4552 | << moduleKindForDiagnostic(Type) << FileName << !ErrorStr.empty() |
4553 | << ErrorStr; |
4554 | return Failure; |
4555 | } |
4556 | |
4557 | assert(M && "Missing module file"); |
4558 | |
4559 | bool ShouldFinalizePCM = false; |
4560 | auto FinalizeOrDropPCM = llvm::make_scope_exit([&]() { |
4561 | auto &MC = getModuleManager().getModuleCache(); |
4562 | if (ShouldFinalizePCM) |
4563 | MC.finalizePCM(FileName); |
4564 | else |
4565 | MC.tryToDropPCM(FileName); |
4566 | }); |
4567 | ModuleFile &F = *M; |
4568 | BitstreamCursor &Stream = F.Stream; |
4569 | Stream = BitstreamCursor(PCHContainerRdr.ExtractPCH(*F.Buffer)); |
4570 | F.SizeInBits = F.Buffer->getBufferSize() * 8; |
4571 | |
4572 | |
4573 | if (llvm::Error Err = doesntStartWithASTFileMagic(Stream)) { |
4574 | Diag(diag::err_ast_file_invalid) |
4575 | << moduleKindForDiagnostic(Type) << FileName << std::move(Err); |
4576 | return Failure; |
4577 | } |
4578 | |
4579 | |
4580 | bool HaveReadControlBlock = false; |
4581 | while (true) { |
4582 | Expected<llvm::BitstreamEntry> MaybeEntry = Stream.advance(); |
4583 | if (!MaybeEntry) { |
4584 | Error(MaybeEntry.takeError()); |
4585 | return Failure; |
4586 | } |
4587 | llvm::BitstreamEntry Entry = MaybeEntry.get(); |
4588 | |
4589 | switch (Entry.Kind) { |
4590 | case llvm::BitstreamEntry::Error: |
4591 | case llvm::BitstreamEntry::Record: |
4592 | case llvm::BitstreamEntry::EndBlock: |
4593 | Error("invalid record at top-level of AST file"); |
4594 | return Failure; |
4595 | |
4596 | case llvm::BitstreamEntry::SubBlock: |
4597 | break; |
4598 | } |
4599 | |
4600 | switch (Entry.ID) { |
4601 | case CONTROL_BLOCK_ID: |
4602 | HaveReadControlBlock = true; |
4603 | switch (ReadControlBlock(F, Loaded, ImportedBy, ClientLoadCapabilities)) { |
4604 | case Success: |
4605 | |
4606 | |
4607 | |
4608 | |
4609 | if ((Type == MK_ImplicitModule || Type == MK_ExplicitModule || |
4610 | Type == MK_PrebuiltModule) && |
4611 | F.ModuleName.empty()) { |
4612 | auto Result = (Type == MK_ImplicitModule) ? OutOfDate : Failure; |
4613 | if (Result != OutOfDate || |
4614 | (ClientLoadCapabilities & ARR_OutOfDate) == 0) |
4615 | Diag(diag::err_module_file_not_module) << FileName; |
4616 | return Result; |
4617 | } |
4618 | break; |
4619 | |
4620 | case Failure: return Failure; |
4621 | case Missing: return Missing; |
4622 | case OutOfDate: return OutOfDate; |
4623 | case VersionMismatch: return VersionMismatch; |
4624 | case ConfigurationMismatch: return ConfigurationMismatch; |
4625 | case HadErrors: return HadErrors; |
4626 | } |
4627 | break; |
4628 | |
4629 | case AST_BLOCK_ID: |
4630 | if (!HaveReadControlBlock) { |
4631 | if ((ClientLoadCapabilities & ARR_VersionMismatch) == 0) |
4632 | Diag(diag::err_pch_version_too_old); |
4633 | return VersionMismatch; |
4634 | } |
4635 | |
4636 | |
4637 | Loaded.push_back(ImportedModule(M, ImportedBy, ImportLoc)); |
4638 | ShouldFinalizePCM = true; |
4639 | return Success; |
4640 | |
4641 | case UNHASHED_CONTROL_BLOCK_ID: |
4642 | |
4643 | |
4644 | Error("malformed block record in AST file"); |
4645 | return Failure; |
4646 | |
4647 | default: |
4648 | if (llvm::Error Err = Stream.SkipBlock()) { |
4649 | Error(std::move(Err)); |
4650 | return Failure; |
4651 | } |
4652 | break; |
4653 | } |
4654 | } |
4655 | |
4656 | llvm_unreachable("unexpected break; expected return"); |
4657 | } |
4658 | |
4659 | ASTReader::ASTReadResult |
4660 | ASTReader::readUnhashedControlBlock(ModuleFile &F, bool WasImportedBy, |
4661 | unsigned ClientLoadCapabilities) { |
4662 | const HeaderSearchOptions &HSOpts = |
4663 | PP.getHeaderSearchInfo().getHeaderSearchOpts(); |
4664 | bool AllowCompatibleConfigurationMismatch = |
4665 | F.Kind == MK_ExplicitModule || F.Kind == MK_PrebuiltModule; |
4666 | bool DisableValidation = shouldDisableValidationForFile(F); |
4667 | |
4668 | ASTReadResult Result = readUnhashedControlBlockImpl( |
4669 | &F, F.Data, ClientLoadCapabilities, AllowCompatibleConfigurationMismatch, |
4670 | Listener.get(), |
4671 | WasImportedBy ? false : HSOpts.ModulesValidateDiagnosticOptions); |
4672 | |
4673 | |
4674 | |
4675 | if (DisableValidation || WasImportedBy || |
4676 | (AllowConfigurationMismatch && Result == ConfigurationMismatch)) |
4677 | return Success; |
4678 | |
4679 | if (Result == Failure) { |
4680 | Error("malformed block record in AST file"); |
4681 | return Failure; |
4682 | } |
4683 | |
4684 | if (Result == OutOfDate && F.Kind == MK_ImplicitModule) { |
4685 | |
4686 | |
4687 | |
4688 | |
4689 | |
4690 | |
4691 | |
4692 | |
4693 | |
4694 | |
4695 | |
4696 | |
4697 | |
4698 | |
4699 | |
4700 | |
4701 | |
4702 | |
4703 | if (getModuleManager().getModuleCache().isPCMFinal(F.FileName)) { |
4704 | Diag(diag::warn_module_system_bit_conflict) << F.FileName; |
4705 | return Success; |
4706 | } |
4707 | } |
4708 | |
4709 | return Result; |
4710 | } |
4711 | |
4712 | ASTReader::ASTReadResult ASTReader::readUnhashedControlBlockImpl( |
4713 | ModuleFile *F, llvm::StringRef StreamData, unsigned ClientLoadCapabilities, |
4714 | bool AllowCompatibleConfigurationMismatch, ASTReaderListener *Listener, |
4715 | bool ValidateDiagnosticOptions) { |
4716 | |
4717 | BitstreamCursor Stream(StreamData); |
4718 | |
4719 | |
4720 | if (llvm::Error Err = doesntStartWithASTFileMagic(Stream)) { |
4721 | |
4722 | consumeError(std::move(Err)); |
4723 | return Failure; |
4724 | } |
4725 | |
4726 | |
4727 | if (SkipCursorToBlock(Stream, UNHASHED_CONTROL_BLOCK_ID)) |
4728 | return Failure; |
4729 | |
4730 | |
4731 | RecordData Record; |
4732 | ASTReadResult Result = Success; |
4733 | while (true) { |
4734 | Expected<llvm::BitstreamEntry> MaybeEntry = Stream.advance(); |
4735 | if (!MaybeEntry) { |
4736 | |
4737 | consumeError(MaybeEntry.takeError()); |
4738 | return Failure; |
4739 | } |
4740 | llvm::BitstreamEntry Entry = MaybeEntry.get(); |
4741 | |
4742 | switch (Entry.Kind) { |
4743 | case llvm::BitstreamEntry::Error: |
4744 | case llvm::BitstreamEntry::SubBlock: |
4745 | return Failure; |
4746 | |
4747 | case llvm::BitstreamEntry::EndBlock: |
4748 | return Result; |
4749 | |
4750 | case llvm::BitstreamEntry::Record: |
4751 | |
4752 | break; |
4753 | } |
4754 | |
4755 | |
4756 | Record.clear(); |
4757 | Expected<unsigned> MaybeRecordType = Stream.readRecord(Entry.ID, Record); |
4758 | if (!MaybeRecordType) { |
4759 | |
4760 | return Failure; |
4761 | } |
4762 | switch ((UnhashedControlBlockRecordTypes)MaybeRecordType.get()) { |
4763 | case SIGNATURE: |
4764 | if (F) |
4765 | F->Signature = ASTFileSignature::create(Record.begin(), Record.end()); |
4766 | break; |
4767 | case AST_BLOCK_HASH: |
4768 | if (F) |
4769 | F->ASTBlockHash = |
4770 | ASTFileSignature::create(Record.begin(), Record.end()); |
4771 | break; |
4772 | case DIAGNOSTIC_OPTIONS: { |
4773 | bool Complain = (ClientLoadCapabilities & ARR_OutOfDate) == 0; |
4774 | if (Listener && ValidateDiagnosticOptions && |
4775 | !AllowCompatibleConfigurationMismatch && |
4776 | ParseDiagnosticOptions(Record, Complain, *Listener)) |
4777 | Result = OutOfDate; |
4778 | break; |
4779 | } |
4780 | case DIAG_PRAGMA_MAPPINGS: |
4781 | if (!F) |
4782 | break; |
4783 | if (F->PragmaDiagMappings.empty()) |
4784 | F->PragmaDiagMappings.swap(Record); |
4785 | else |
4786 | F->PragmaDiagMappings.insert(F->PragmaDiagMappings.end(), |
4787 | Record.begin(), Record.end()); |
4788 | break; |
4789 | } |
4790 | } |
4791 | } |
4792 | |
4793 | |
4794 | static bool parseModuleFileExtensionMetadata( |
4795 | const SmallVectorImpl<uint64_t> &Record, |
4796 | StringRef Blob, |
4797 | ModuleFileExtensionMetadata &Metadata) { |
4798 | if (Record.size() < 4) return true; |
4799 | |
4800 | Metadata.MajorVersion = Record[0]; |
4801 | Metadata.MinorVersion = Record[1]; |
4802 | |
4803 | unsigned BlockNameLen = Record[2]; |
4804 | unsigned UserInfoLen = Record[3]; |
4805 | |
4806 | if (BlockNameLen + UserInfoLen > Blob.size()) return true; |
4807 | |
4808 | Metadata.BlockName = std::string(Blob.data(), Blob.data() + BlockNameLen); |
4809 | Metadata.UserInfo = std::string(Blob.data() + BlockNameLen, |
4810 | Blob.data() + BlockNameLen + UserInfoLen); |
4811 | return false; |
4812 | } |
4813 | |
4814 | ASTReader::ASTReadResult ASTReader::ReadExtensionBlock(ModuleFile &F) { |
4815 | BitstreamCursor &Stream = F.Stream; |
4816 | |
4817 | RecordData Record; |
4818 | while (true) { |
4819 | Expected<llvm::BitstreamEntry> MaybeEntry = Stream.advance(); |
4820 | if (!MaybeEntry) { |
4821 | Error(MaybeEntry.takeError()); |
4822 | return Failure; |
4823 | } |
4824 | llvm::BitstreamEntry Entry = MaybeEntry.get(); |
4825 | |
4826 | switch (Entry.Kind) { |
4827 | case llvm::BitstreamEntry::SubBlock: |
4828 | if (llvm::Error Err = Stream.SkipBlock()) { |
4829 | Error(std::move(Err)); |
4830 | return Failure; |
4831 | } |
4832 | continue; |
4833 | |
4834 | case llvm::BitstreamEntry::EndBlock: |
4835 | return Success; |
4836 | |
4837 | case llvm::BitstreamEntry::Error: |
4838 | return HadErrors; |
4839 | |
4840 | case llvm::BitstreamEntry::Record: |
4841 | break; |
4842 | } |
4843 | |
4844 | Record.clear(); |
4845 | StringRef Blob; |
4846 | Expected<unsigned> MaybeRecCode = |
4847 | Stream.readRecord(Entry.ID, Record, &Blob); |
4848 | if (!MaybeRecCode) { |
4849 | Error(MaybeRecCode.takeError()); |
4850 | return Failure; |
4851 | } |
4852 | switch (MaybeRecCode.get()) { |
4853 | case EXTENSION_METADATA: { |
4854 | ModuleFileExtensionMetadata Metadata; |
4855 | if (parseModuleFileExtensionMetadata(Record, Blob, Metadata)) { |
4856 | Error("malformed EXTENSION_METADATA in AST file"); |
4857 | return Failure; |
4858 | } |
4859 | |
4860 | |
4861 | auto Known = ModuleFileExtensions.find(Metadata.BlockName); |
4862 | if (Known == ModuleFileExtensions.end()) break; |
4863 | |
4864 | |
4865 | if (auto Reader = Known->second->createExtensionReader(Metadata, *this, |
4866 | F, Stream)) { |
4867 | F.ExtensionReaders.push_back(std::move(Reader)); |
4868 | } |
4869 | |
4870 | break; |
4871 | } |
4872 | } |
4873 | } |
4874 | |
4875 | return Success; |
4876 | } |
4877 | |
4878 | void ASTReader::InitializeContext() { |
4879 | assert(ContextObj && "no context to initialize"); |
4880 | ASTContext &Context = *ContextObj; |
4881 | |
4882 | |
4883 | if (DeserializationListener) |
| 17 | | Assuming field 'DeserializationListener' is null | |
|
| |
4884 | DeserializationListener->DeclRead(PREDEF_DECL_TRANSLATION_UNIT_ID, |
4885 | Context.getTranslationUnitDecl()); |
4886 | |
4887 | |
4888 | |
4889 | |
4890 | |
4891 | if (SpecialTypes.size() >= NumSpecialTypeIDs) { |
| 19 | | Assuming the condition is true | |
|
| |
4892 | if (unsigned String = SpecialTypes[SPECIAL_TYPE_CF_CONSTANT_STRING]) { |
| |
| |
4893 | if (!Context.CFConstantStringTypeDecl) |
4894 | Context.setCFConstantStringType(GetType(String)); |
4895 | } |
4896 | |
4897 | if (unsigned File = SpecialTypes[SPECIAL_TYPE_FILE]) { |
| |
| |
4898 | QualType FileType = GetType(File); |
4899 | if (FileType.isNull()) { |
4900 | Error("FILE type is NULL"); |
4901 | return; |
4902 | } |
4903 | |
4904 | if (!Context.FILEDecl) { |
4905 | if (const TypedefType *Typedef = FileType->getAs<TypedefType>()) |
4906 | Context.setFILEDecl(Typedef->getDecl()); |
4907 | else { |
4908 | const TagType *Tag = FileType->getAs<TagType>(); |
4909 | if (!Tag) { |
4910 | Error("Invalid FILE type in AST file"); |
4911 | return; |
4912 | } |
4913 | Context.setFILEDecl(Tag->getDecl()); |
4914 | } |
4915 | } |
4916 | } |
4917 | |
4918 | if (unsigned Jmp_buf = SpecialTypes[SPECIAL_TYPE_JMP_BUF]) { |
| 25 | | Assuming 'Jmp_buf' is 0 | |
|
| |
4919 | QualType Jmp_bufType = GetType(Jmp_buf); |
4920 | if (Jmp_bufType.isNull()) { |
4921 | Error("jmp_buf type is NULL"); |
4922 | return; |
4923 | } |
4924 | |
4925 | if (!Context.jmp_bufDecl) { |
4926 | if (const TypedefType *Typedef = Jmp_bufType->getAs<TypedefType>()) |
4927 | Context.setjmp_bufDecl(Typedef->getDecl()); |
4928 | else { |
4929 | const TagType *Tag = Jmp_bufType->getAs<TagType>(); |
4930 | if (!Tag) { |
4931 | Error("Invalid jmp_buf type in AST file"); |
4932 | return; |
4933 | } |
4934 | Context.setjmp_bufDecl(Tag->getDecl()); |
4935 | } |
4936 | } |
4937 | } |
4938 | |
4939 | if (unsigned Sigjmp_buf = SpecialTypes[SPECIAL_TYPE_SIGJMP_BUF]) { |
| 27 | | Assuming 'Sigjmp_buf' is not equal to 0 | |
|
| |
4940 | QualType Sigjmp_bufType = GetType(Sigjmp_buf); |
4941 | if (Sigjmp_bufType.isNull()) { |
| 29 | | Calling 'QualType::isNull' | |
|
| 35 | | Returning from 'QualType::isNull' | |
|
| |
4942 | Error("sigjmp_buf type is NULL"); |
4943 | return; |
4944 | } |
4945 | |
4946 | if (!Context.sigjmp_bufDecl) { |
| 37 | | Assuming field 'sigjmp_bufDecl' is null | |
|
| |
4947 | if (const TypedefType *Typedef = Sigjmp_bufType->getAs<TypedefType>()) |
| 39 | | Assuming the object is not a 'TypedefType' | |
|
| |
4948 | Context.setsigjmp_bufDecl(Typedef->getDecl()); |
4949 | else { |
4950 | const TagType *Tag = Sigjmp_bufType->getAs<TagType>(); |
| 41 | | Assuming the object is not a 'TagType' | |
|
| 42 | | 'Tag' initialized to a null pointer value | |
|
4951 | assert(Tag && "Invalid sigjmp_buf type in AST file"); |
4952 | Context.setsigjmp_bufDecl(Tag->getDecl()); |
| 43 | | Called C++ object pointer is null |
|
4953 | } |
4954 | } |
4955 | } |
4956 | |
4957 | if (unsigned ObjCIdRedef |
4958 | = SpecialTypes[SPECIAL_TYPE_OBJC_ID_REDEFINITION]) { |
4959 | if (Context.ObjCIdRedefinitionType.isNull()) |
4960 | Context.ObjCIdRedefinitionType = GetType(ObjCIdRedef); |
4961 | } |
4962 | |
4963 | if (unsigned ObjCClassRedef |
4964 | = SpecialTypes[SPECIAL_TYPE_OBJC_CLASS_REDEFINITION]) { |
4965 | if (Context.ObjCClassRedefinitionType.isNull()) |
4966 | Context.ObjCClassRedefinitionType = GetType(ObjCClassRedef); |
4967 | } |
4968 | |
4969 | if (unsigned ObjCSelRedef |
4970 | = SpecialTypes[SPECIAL_TYPE_OBJC_SEL_REDEFINITION]) { |
4971 | if (Context.ObjCSelRedefinitionType.isNull()) |
4972 | Context.ObjCSelRedefinitionType = GetType(ObjCSelRedef); |
4973 | } |
4974 | |
4975 | if (unsigned Ucontext_t = SpecialTypes[SPECIAL_TYPE_UCONTEXT_T]) { |
4976 | QualType Ucontext_tType = GetType(Ucontext_t); |
4977 | if (Ucontext_tType.isNull()) { |
4978 | Error("ucontext_t type is NULL"); |
4979 | return; |
4980 | } |
4981 | |
4982 | if (!Context.ucontext_tDecl) { |
4983 | if (const TypedefType *Typedef = Ucontext_tType->getAs<TypedefType>()) |
4984 | Context.setucontext_tDecl(Typedef->getDecl()); |
4985 | else { |
4986 | const TagType *Tag = Ucontext_tType->getAs<TagType>(); |
4987 | assert(Tag && "Invalid ucontext_t type in AST file"); |
4988 | Context.setucontext_tDecl(Tag->getDecl()); |
4989 | } |
4990 | } |
4991 | } |
4992 | } |
4993 | |
4994 | ReadPragmaDiagnosticMappings(Context.getDiagnostics()); |
4995 | |
4996 | |
4997 | if (!CUDASpecialDeclRefs.empty()) { |
4998 | assert(CUDASpecialDeclRefs.size() == 1 && "More decl refs than expected!"); |
4999 | Context.setcudaConfigureCallDecl( |
5000 | cast<FunctionDecl>(GetDecl(CUDASpecialDeclRefs[0]))); |
5001 | } |
5002 | |
5003 | |
5004 | |
5005 | for (auto &Import : ImportedModules) { |
5006 | if (Module *Imported = getSubmodule(Import.ID)) { |
5007 | makeModuleVisible(Imported, Module::AllVisible, |
5008 | Import.ImportLoc); |
5009 | if (Import.ImportLoc.isValid()) |
5010 | PP.makeModuleVisible(Imported, Import.ImportLoc); |
5011 | |
5012 | |
5013 | } |
5014 | } |
5015 | } |
5016 | |
5017 | void ASTReader::finalizeForWriting() { |
5018 | |
5019 | } |
5020 | |
5021 | |
5022 | |
5023 | static ASTFileSignature readASTFileSignature(StringRef PCH) { |
5024 | BitstreamCursor Stream(PCH); |
5025 | if (llvm::Error Err = doesntStartWithASTFileMagic(Stream)) { |
5026 | |
5027 | consumeError(std::move(Err)); |
5028 | return ASTFileSignature(); |
5029 | } |
5030 | |
5031 | |
5032 | if (SkipCursorToBlock(Stream, UNHASHED_CONTROL_BLOCK_ID)) |
5033 | return ASTFileSignature(); |
5034 | |
5035 | |
5036 | ASTReader::RecordData Record; |
5037 | while (true) { |
5038 | Expected<llvm::BitstreamEntry> MaybeEntry = |
5039 | Stream.advanceSkippingSubblocks(); |
5040 | if (!MaybeEntry) { |
5041 | |
5042 | consumeError(MaybeEntry.takeError()); |
5043 | return ASTFileSignature(); |
5044 | } |
5045 | llvm::BitstreamEntry Entry = MaybeEntry.get(); |
5046 | |
5047 | if (Entry.Kind != llvm::BitstreamEntry::Record) |
5048 | return ASTFileSignature(); |
5049 | |
5050 | Record.clear(); |
5051 | StringRef Blob; |
5052 | Expected<unsigned> MaybeRecord = Stream.readRecord(Entry.ID, Record, &Blob); |
5053 | if (!MaybeRecord) { |
5054 | |
5055 | consumeError(MaybeRecord.takeError()); |
5056 | return ASTFileSignature(); |
5057 | } |
5058 | if (SIGNATURE == MaybeRecord.get()) |
5059 | return ASTFileSignature::create(Record.begin(), |
5060 | Record.begin() + ASTFileSignature::size); |
5061 | } |
5062 | } |
5063 | |
5064 | |
5065 | |
5066 | |
5067 | std::string ASTReader::getOriginalSourceFile( |
5068 | const std::string &ASTFileName, FileManager &FileMgr, |
5069 | const PCHContainerReader &PCHContainerRdr, DiagnosticsEngine &Diags) { |
5070 | |
5071 | auto Buffer = FileMgr.getBufferForFile(ASTFileName); |
5072 | if (!Buffer) { |
5073 | Diags.Report(diag::err_fe_unable_to_read_pch_file) |
5074 | << ASTFileName << Buffer.getError().message(); |
5075 | return std::string(); |
5076 | } |
5077 | |
5078 | |
5079 | BitstreamCursor Stream(PCHContainerRdr.ExtractPCH(**Buffer)); |
5080 | |
5081 | |
5082 | if (llvm::Error Err = doesntStartWithASTFileMagic(Stream)) { |
5083 | Diags.Report(diag::err_fe_not_a_pch_file) << ASTFileName << std::move(Err); |
5084 | return std::string(); |
5085 | } |
5086 | |
5087 | |
5088 | if (SkipCursorToBlock(Stream, CONTROL_BLOCK_ID)) { |
5089 | Diags.Report(diag::err_fe_pch_malformed_block) << ASTFileName; |
5090 | return std::string(); |
5091 | } |
5092 | |
5093 | |
5094 | RecordData Record; |
5095 | while (true) { |
5096 | Expected<llvm::BitstreamEntry> MaybeEntry = |
5097 | Stream.advanceSkippingSubblocks(); |
5098 | if (!MaybeEntry) { |
5099 | |
5100 | consumeError(MaybeEntry.takeError()); |
5101 | return std::string(); |
5102 | } |
5103 | llvm::BitstreamEntry Entry = MaybeEntry.get(); |
5104 | |
5105 | if (Entry.Kind == llvm::BitstreamEntry::EndBlock) |
5106 | return std::string(); |
5107 | |
5108 | if (Entry.Kind != llvm::BitstreamEntry::Record) { |
5109 | Diags.Report(diag::err_fe_pch_malformed_block) << ASTFileName; |
5110 | return std::string(); |
5111 | } |
5112 | |
5113 | Record.clear(); |
5114 | StringRef Blob; |
5115 | Expected<unsigned> MaybeRecord = Stream.readRecord(Entry.ID, Record, &Blob); |
5116 | if (!MaybeRecord) { |
5117 | |
5118 | consumeError(MaybeRecord.takeError()); |
5119 | return std::string(); |
5120 | } |
5121 | if (ORIGINAL_FILE == MaybeRecord.get()) |
5122 | return Blob.str(); |
5123 | } |
5124 | } |
5125 | |
5126 | namespace { |
5127 | |
5128 | class SimplePCHValidator : public ASTReaderListener { |
5129 | const LangOptions &ExistingLangOpts; |
5130 | const TargetOptions &ExistingTargetOpts; |
5131 | const PreprocessorOptions &ExistingPPOpts; |
5132 | std::string ExistingModuleCachePath; |
5133 | FileManager &FileMgr; |
5134 | |
5135 | public: |
5136 | SimplePCHValidator(const LangOptions &ExistingLangOpts, |
5137 | const TargetOptions &ExistingTargetOpts, |
5138 | const PreprocessorOptions &ExistingPPOpts, |
5139 | StringRef ExistingModuleCachePath, FileManager &FileMgr) |
5140 | : ExistingLangOpts(ExistingLangOpts), |
5141 | ExistingTargetOpts(ExistingTargetOpts), |
5142 | ExistingPPOpts(ExistingPPOpts), |
5143 | ExistingModuleCachePath(ExistingModuleCachePath), FileMgr(FileMgr) {} |
5144 | |
5145 | bool ReadLanguageOptions(const LangOptions &LangOpts, bool Complain, |
5146 | bool AllowCompatibleDifferences) override { |
5147 | return checkLanguageOptions(ExistingLangOpts, LangOpts, nullptr, |
5148 | AllowCompatibleDifferences); |
5149 | } |
5150 | |
5151 | bool ReadTargetOptions(const TargetOptions &TargetOpts, bool Complain, |
5152 | bool AllowCompatibleDifferences) override { |
5153 | return checkTargetOptions(ExistingTargetOpts, TargetOpts, nullptr, |
5154 | AllowCompatibleDifferences); |
5155 | } |
5156 | |
5157 | bool ReadHeaderSearchOptions(const HeaderSearchOptions &HSOpts, |
5158 | StringRef SpecificModuleCachePath, |
5159 | bool Complain) override { |
5160 | return checkHeaderSearchOptions(HSOpts, SpecificModuleCachePath, |
5161 | ExistingModuleCachePath, nullptr, |
5162 | ExistingLangOpts, ExistingPPOpts); |
5163 | } |
5164 | |
5165 | bool ReadPreprocessorOptions(const PreprocessorOptions &PPOpts, |
5166 | bool Complain, |
5167 | std::string &SuggestedPredefines) override { |
5168 | return checkPreprocessorOptions(ExistingPPOpts, PPOpts, nullptr, FileMgr, |
5169 | SuggestedPredefines, ExistingLangOpts); |
5170 | } |
5171 | }; |
5172 | |
5173 | } |
5174 | |
5175 | bool ASTReader::readASTFileControlBlock( |
5176 | StringRef Filename, FileManager &FileMgr, |
5177 | const PCHContainerReader &PCHContainerRdr, |
5178 | bool FindModuleFileExtensions, |
5179 | ASTReaderListener &Listener, bool ValidateDiagnosticOptions) { |
5180 | |
5181 | |
5182 | |
5183 | auto Buffer = FileMgr.getBufferForFile(Filename); |
5184 | if (!Buffer) { |
5185 | return true; |
5186 | } |
5187 | |
5188 | |
5189 | StringRef Bytes = PCHContainerRdr.ExtractPCH(**Buffer); |
5190 | BitstreamCursor Stream(Bytes); |
5191 | |
5192 | |
5193 | if (llvm::Error Err = doesntStartWithASTFileMagic(Stream)) { |
5194 | consumeError(std::move(Err)); |
5195 | return true; |
5196 | } |
5197 | |
5198 | |
5199 | if (SkipCursorToBlock(Stream, CONTROL_BLOCK_ID)) |
5200 | return true; |
5201 | |
5202 | bool NeedsInputFiles = Listener.needsInputFileVisitation(); |
5203 | bool NeedsSystemInputFiles = Listener.needsSystemInputFileVisitation(); |
5204 | bool NeedsImports = Listener.needsImportVisitation(); |
5205 | BitstreamCursor InputFilesCursor; |
5206 | |
5207 | RecordData Record; |
5208 | std::string ModuleDir; |
5209 | bool DoneWithControlBlock = false; |
5210 | while (!DoneWithControlBlock) { |
5211 | Expected<llvm::BitstreamEntry> MaybeEntry = Stream.advance(); |
5212 | if (!MaybeEntry) { |
5213 | |
5214 | consumeError(MaybeEntry.takeError()); |
5215 | return true; |
5216 | } |
5217 | llvm::BitstreamEntry Entry = MaybeEntry.get(); |
5218 | |
5219 | switch (Entry.Kind) { |
5220 | case llvm::BitstreamEntry::SubBlock: { |
5221 | switch (Entry.ID) { |
5222 | case OPTIONS_BLOCK_ID: { |
5223 | std::string IgnoredSuggestedPredefines; |
5224 | if (ReadOptionsBlock(Stream, ARR_ConfigurationMismatch | ARR_OutOfDate, |
5225 | false, |
5226 | Listener, IgnoredSuggestedPredefines) != Success) |
5227 | return true; |
5228 | break; |
5229 | } |
5230 | |
5231 | case INPUT_FILES_BLOCK_ID: |
5232 | InputFilesCursor = Stream; |
5233 | if (llvm::Error Err = Stream.SkipBlock()) { |
5234 | |
5235 | consumeError(std::move(Err)); |
5236 | return true; |
5237 | } |
5238 | if (NeedsInputFiles && |
5239 | ReadBlockAbbrevs(InputFilesCursor, INPUT_FILES_BLOCK_ID)) |
5240 | return true; |
5241 | break; |
5242 | |
5243 | default: |
5244 | if (llvm::Error Err = Stream.SkipBlock()) { |
5245 | |
5246 | consumeError(std::move(Err)); |
5247 | return true; |
5248 | } |
5249 | break; |
5250 | } |
5251 | |
5252 | continue; |
5253 | } |
5254 | |
5255 | case llvm::BitstreamEntry::EndBlock: |
5256 | DoneWithControlBlock = true; |
5257 | break; |
5258 | |
5259 | case llvm::BitstreamEntry::Error: |
5260 | return true; |
5261 | |
5262 | case llvm::BitstreamEntry::Record: |
5263 | break; |
5264 | } |
5265 | |
5266 | if (DoneWithControlBlock) break; |
5267 | |
5268 | Record.clear(); |
5269 | StringRef Blob; |
5270 | Expected<unsigned> MaybeRecCode = |
5271 | Stream.readRecord(Entry.ID, Record, &Blob); |
5272 | if (!MaybeRecCode) { |
5273 | |
5274 | return Failure; |
5275 | } |
5276 | switch ((ControlRecordTypes)MaybeRecCode.get()) { |
5277 | case METADATA: |
5278 | if (Record[0] != VERSION_MAJOR) |
5279 | return true; |
5280 | if (Listener.ReadFullVersionInformation(Blob)) |
5281 | return true; |
5282 | break; |
5283 | case MODULE_NAME: |
5284 | Listener.ReadModuleName(Blob); |
5285 | break; |
5286 | case MODULE_DIRECTORY: |
5287 | ModuleDir = std::string(Blob); |
5288 | break; |
5289 | case MODULE_MAP_FILE: { |
5290 | unsigned Idx = 0; |
5291 | auto Path = ReadString(Record, Idx); |
5292 | ResolveImportedPath(Path, ModuleDir); |
5293 | Listener.ReadModuleMapFile(Path); |
5294 | break; |
5295 | } |
5296 | case INPUT_FILE_OFFSETS: { |
5297 | if (!NeedsInputFiles) |
5298 | break; |
5299 | |
5300 | unsigned NumInputFiles = Record[0]; |
5301 | unsigned NumUserFiles = Record[1]; |
5302 | const llvm::support::unaligned_uint64_t *InputFileOffs = |
5303 | (const llvm::support::unaligned_uint64_t *)Blob.data(); |
5304 | for (unsigned I = 0; I != NumInputFiles; ++I) { |
5305 | |
5306 | bool isSystemFile = I >= NumUserFiles; |
5307 | |
5308 | if (isSystemFile && !NeedsSystemInputFiles) |
5309 | break; |
5310 | |
5311 | BitstreamCursor &Cursor = InputFilesCursor; |
5312 | SavedStreamPosition SavedPosition(Cursor); |
5313 | if (llvm::Error Err = Cursor.JumpToBit(InputFileOffs[I])) { |
5314 | |
5315 | consumeError(std::move(Err)); |
5316 | } |
5317 | |
5318 | Expected<unsigned> MaybeCode = Cursor.ReadCode(); |
5319 | if (!MaybeCode) { |
5320 | |
5321 | consumeError(MaybeCode.takeError()); |
5322 | } |
5323 | unsigned Code = MaybeCode.get(); |
5324 | |
5325 | RecordData Record; |
5326 | StringRef Blob; |
5327 | bool shouldContinue = false; |
5328 | Expected<unsigned> MaybeRecordType = |
5329 | Cursor.readRecord(Code, Record, &Blob); |
5330 | if (!MaybeRecordType) { |
5331 | |
5332 | consumeError(MaybeRecordType.takeError()); |
5333 | } |
5334 | switch ((InputFileRecordTypes)MaybeRecordType.get()) { |
5335 | case INPUT_FILE_HASH: |
5336 | break; |
5337 | case INPUT_FILE: |
5338 | bool Overridden = static_cast<bool>(Record[3]); |
5339 | std::string Filename = std::string(Blob); |
5340 | ResolveImportedPath(Filename, ModuleDir); |
5341 | shouldContinue = Listener.visitInputFile( |
5342 | Filename, isSystemFile, Overridden, false); |
5343 | break; |
5344 | } |
5345 | if (!shouldContinue) |
5346 | break; |
5347 | } |
5348 | break; |
5349 | } |
5350 | |
5351 | case IMPORTS: { |
5352 | if (!NeedsImports) |
5353 | break; |
5354 | |
5355 | unsigned Idx = 0, N = Record.size(); |
5356 | while (Idx < N) { |
5357 | |
5358 | Idx += |
5359 | 1 + 1 + 1 + 1 + |
5360 | ASTFileSignature::size; |
5361 | std::string ModuleName = ReadString(Record, Idx); |
5362 | std::string Filename = ReadString(Record, Idx); |
5363 | ResolveImportedPath(Filename, ModuleDir); |
5364 | Listener.visitImport(ModuleName, Filename); |
5365 | } |
5366 | break; |
5367 | } |
5368 | |
5369 | default: |
5370 | |
5371 | break; |
5372 | } |
5373 | } |
5374 | |
5375 | |
5376 | if (FindModuleFileExtensions) { |
5377 | BitstreamCursor SavedStream = Stream; |
5378 | while (!SkipCursorToBlock(Stream, EXTENSION_BLOCK_ID)) { |
5379 | bool DoneWithExtensionBlock = false; |
5380 | while (!DoneWithExtensionBlock) { |
5381 | Expected<llvm::BitstreamEntry> MaybeEntry = Stream.advance(); |
5382 | if (!MaybeEntry) { |
5383 | |
5384 | return true; |
5385 | } |
5386 | llvm::BitstreamEntry Entry = MaybeEntry.get(); |
5387 | |
5388 | switch (Entry.Kind) { |
5389 | case llvm::BitstreamEntry::SubBlock: |
5390 | if (llvm::Error Err = Stream.SkipBlock()) { |
5391 | |
5392 | consumeError(std::move(Err)); |
5393 | return true; |
5394 | } |
5395 | continue; |
5396 | |
5397 | case llvm::BitstreamEntry::EndBlock: |
5398 | DoneWithExtensionBlock = true; |
5399 | continue; |
5400 | |
5401 | case llvm::BitstreamEntry::Error: |
5402 | return true; |
5403 | |
5404 | case llvm::BitstreamEntry::Record: |
5405 | break; |
5406 | } |
5407 | |
5408 | Record.clear(); |
5409 | StringRef Blob; |
5410 | Expected<unsigned> MaybeRecCode = |
5411 | Stream.readRecord(Entry.ID, Record, &Blob); |
5412 | if (!MaybeRecCode) { |
5413 | |
5414 | return true; |
5415 | } |
5416 | switch (MaybeRecCode.get()) { |
5417 | case EXTENSION_METADATA: { |
5418 | ModuleFileExtensionMetadata Metadata; |
5419 | if (parseModuleFileExtensionMetadata(Record, Blob, Metadata)) |
5420 | return true; |
5421 | |
5422 | Listener.readModuleFileExtension(Metadata); |
5423 | break; |
5424 | } |
5425 | } |
5426 | } |
5427 | } |
5428 | Stream = SavedStream; |
5429 | } |
5430 | |
5431 | |
5432 | if (readUnhashedControlBlockImpl( |
5433 | nullptr, Bytes, ARR_ConfigurationMismatch | ARR_OutOfDate, |
5434 | false, &Listener, |
5435 | ValidateDiagnosticOptions) != Success) |
5436 | return true; |
5437 | |
5438 | return false; |
5439 | } |
5440 | |
5441 | bool ASTReader::isAcceptableASTFile(StringRef Filename, FileManager &FileMgr, |
5442 | const PCHContainerReader &PCHContainerRdr, |
5443 | const LangOptions &LangOpts, |
5444 | const TargetOptions &TargetOpts, |
5445 | const PreprocessorOptions &PPOpts, |
5446 | StringRef ExistingModuleCachePath) { |
5447 | SimplePCHValidator validator(LangOpts, TargetOpts, PPOpts, |
5448 | ExistingModuleCachePath, FileMgr); |
5449 | return !readASTFileControlBlock(Filename, FileMgr, PCHContainerRdr, |
5450 | false, |
5451 | validator, |
5452 | true); |
5453 | } |
5454 | |
5455 | ASTReader::ASTReadResult |
5456 | ASTReader::ReadSubmoduleBlock(ModuleFile &F, unsigned ClientLoadCapabilities) { |
5457 | |
5458 | if (llvm::Error Err = F.Stream.EnterSubBlock(SUBMODULE_BLOCK_ID)) { |
5459 | Error(std::move(Err)); |
5460 | return Failure; |
5461 | } |
5462 | |
5463 | ModuleMap &ModMap = PP.getHeaderSearchInfo().getModuleMap(); |
5464 | bool First = true; |
5465 | Module *CurrentModule = nullptr; |
5466 | RecordData Record; |
5467 | while (true) { |
5468 | Expected<llvm::BitstreamEntry> MaybeEntry = |
5469 | F.Stream.advanceSkippingSubblocks(); |
5470 | if (!MaybeEntry) { |
5471 | Error(MaybeEntry.takeError()); |
5472 | return Failure; |
5473 | } |
5474 | llvm::BitstreamEntry Entry = MaybeEntry.get(); |
5475 | |
5476 | switch (Entry.Kind) { |
5477 | case llvm::BitstreamEntry::SubBlock: |
5478 | case llvm::BitstreamEntry::Error: |
5479 | Error("malformed block record in AST file"); |
5480 | return Failure; |
5481 | case llvm::BitstreamEntry::EndBlock: |
5482 | return Success; |
5483 | case llvm::BitstreamEntry::Record: |
5484 | |
5485 | break; |
5486 | } |
5487 | |
5488 | |
5489 | StringRef Blob; |
5490 | Record.clear(); |
5491 | Expected<unsigned> MaybeKind = F.Stream.readRecord(Entry.ID, Record, &Blob); |
5492 | if (!MaybeKind) { |
5493 | Error(MaybeKind.takeError()); |
5494 | return Failure; |
5495 | } |
5496 | unsigned Kind = MaybeKind.get(); |
5497 | |
5498 | if ((Kind == SUBMODULE_METADATA) != First) { |
5499 | Error("submodule metadata record should be at beginning of block"); |
5500 | return Failure; |
5501 | } |
5502 | First = false; |
5503 | |
5504 | |
5505 | |
5506 | if (!CurrentModule && Kind != SUBMODULE_METADATA && |
5507 | Kind != SUBMODULE_DEFINITION) |
5508 | continue; |
5509 | |
5510 | switch (Kind) { |
5511 | default: |
5512 | break; |
5513 | |
5514 | case SUBMODULE_DEFINITION: { |
5515 | if (Record.size() < 12) { |
5516 | Error("malformed module definition"); |
5517 | return Failure; |
5518 | } |
5519 | |
5520 | StringRef Name = Blob; |
5521 | unsigned Idx = 0; |
5522 | SubmoduleID GlobalID = getGlobalSubmoduleID(F, Record[Idx++]); |
5523 | SubmoduleID Parent = getGlobalSubmoduleID(F, Record[Idx++]); |
5524 | Module::ModuleKind Kind = (Module::ModuleKind)Record[Idx++]; |
5525 | bool IsFramework = Record[Idx++]; |
5526 | bool IsExplicit = Record[Idx++]; |
5527 | bool IsSystem = Record[Idx++]; |
5528 | bool IsExternC = Record[Idx++]; |
5529 | bool InferSubmodules = Record[Idx++]; |
5530 | bool InferExplicitSubmodules = Record[Idx++]; |
5531 | bool InferExportWildcard = Record[Idx++]; |
5532 | bool ConfigMacrosExhaustive = Record[Idx++]; |
5533 | bool ModuleMapIsPrivate = Record[Idx++]; |
5534 | |
5535 | Module *ParentModule = nullptr; |
5536 | if (Parent) |
5537 | ParentModule = getSubmodule(Parent); |
5538 | |
5539 | |
5540 | |
5541 | CurrentModule = |
5542 | ModMap.findOrCreateModule(Name, ParentModule, IsFramework, IsExplicit) |
5543 | .first; |
5544 | |
5545 | |
5546 | |
5547 | |
5548 | SubmoduleID GlobalIndex = GlobalID - NUM_PREDEF_SUBMODULE_IDS; |
5549 | if (GlobalIndex >= SubmodulesLoaded.size() || |
5550 | SubmodulesLoaded[GlobalIndex]) { |
5551 | Error("too many submodules"); |
5552 | return Failure; |
5553 | } |
5554 | |
5555 | if (!ParentModule) { |
5556 | if (const FileEntry *CurFile = CurrentModule->getASTFile()) { |
5557 | |
5558 | if (!bool(PP.getPreprocessorOpts().DisablePCHOrModuleValidation & |
5559 | DisableValidationForModuleKind::Module) && |
5560 | CurFile != F.File) { |
5561 | Error(diag::err_module_file_conflict, |
5562 | CurrentModule->getTopLevelModuleName(), CurFile->getName(), |
5563 | F.File->getName()); |
5564 | return Failure; |
5565 | } |
5566 | } |
5567 | |
5568 | F.DidReadTopLevelSubmodule = true; |
5569 | CurrentModule->setASTFile(F.File); |
5570 | CurrentModule->PresumedModuleMapFile = F.ModuleMapPath; |
5571 | } |
5572 | |
5573 | CurrentModule->Kind = Kind; |
5574 | CurrentModule->Signature = F.Signature; |
5575 | CurrentModule->IsFromModuleFile = true; |
5576 | CurrentModule->IsSystem = IsSystem || CurrentModule->IsSystem; |
5577 | CurrentModule->IsExternC = IsExternC; |
5578 | CurrentModule->InferSubmodules = InferSubmodules; |
5579 | CurrentModule->InferExplicitSubmodules = InferExplicitSubmodules; |
5580 | CurrentModule->InferExportWildcard = InferExportWildcard; |
5581 | CurrentModule->ConfigMacrosExhaustive = ConfigMacrosExhaustive; |
5582 | CurrentModule->ModuleMapIsPrivate = ModuleMapIsPrivate; |
5583 | if (DeserializationListener) |
5584 | DeserializationListener->ModuleRead(GlobalID, CurrentModule); |
5585 | |
5586 | SubmodulesLoaded[GlobalIndex] = CurrentModule; |
5587 | |
5588 | |
5589 | CurrentModule->LinkLibraries.clear(); |
5590 | CurrentModule->ConfigMacros.clear(); |
5591 | CurrentModule->UnresolvedConflicts.clear(); |
5592 | CurrentModule->Conflicts.clear(); |
5593 | |
5594 | |
5595 | |
5596 | |
5597 | |
5598 | |
5599 | CurrentModule->Requirements.clear(); |
5600 | CurrentModule->MissingHeaders.clear(); |
5601 | CurrentModule->IsUnimportable = |
5602 | ParentModule && ParentModule->IsUnimportable; |
5603 | CurrentModule->IsAvailable = !CurrentModule->IsUnimportable; |
5604 | break; |
5605 | } |
5606 | |
5607 | case SUBMODULE_UMBRELLA_HEADER: { |
5608 | std::string Filename = std::string(Blob); |
5609 | ResolveImportedPath(F, Filename); |
5610 | if (auto Umbrella = PP.getFileManager().getFile(Filename)) { |
5611 | if (!CurrentModule->getUmbrellaHeader()) |
5612 | |
5613 | ModMap.setUmbrellaHeader(CurrentModule, *Umbrella, Blob, ""); |
5614 | else if (CurrentModule->getUmbrellaHeader().Entry != *Umbrella) { |
5615 | if ((ClientLoadCapabilities & ARR_OutOfDate) == 0) |
5616 | Error("mismatched umbrella headers in submodule"); |
5617 | return OutOfDate; |
5618 | } |
5619 | } |
5620 | break; |
5621 | } |
5622 | |
5623 | case SUBMODULE_HEADER: |
5624 | case SUBMODULE_EXCLUDED_HEADER: |
5625 | case SUBMODULE_PRIVATE_HEADER: |
5626 | |
5627 | |
5628 | |
5629 | break; |
5630 | |
5631 | case SUBMODULE_TEXTUAL_HEADER: |
5632 | case SUBMODULE_PRIVATE_TEXTUAL_HEADER: |
5633 | |
5634 | |
5635 | break; |
5636 | |
5637 | case SUBMODULE_TOPHEADER: |
5638 | CurrentModule->addTopHeaderFilename(Blob); |
5639 | break; |
5640 | |
5641 | case SUBMODULE_UMBRELLA_DIR: { |
5642 | std::string Dirname = std::string(Blob); |
5643 | ResolveImportedPath(F, Dirname); |
5644 | if (auto Umbrella = PP.getFileManager().getDirectory(Dirname)) { |
5645 | if (!CurrentModule->getUmbrellaDir()) |
5646 | |
5647 | ModMap.setUmbrellaDir(CurrentModule, *Umbrella, Blob, ""); |
5648 | else if (CurrentModule->getUmbrellaDir().Entry != *Umbrella) { |
5649 | if ((ClientLoadCapabilities & ARR_OutOfDate) == 0) |
5650 | Error("mismatched umbrella directories in submodule"); |
5651 | return OutOfDate; |
5652 | } |
5653 | } |
5654 | break; |
5655 | } |
5656 | |
5657 | case SUBMODULE_METADATA: { |
5658 | F.BaseSubmoduleID = getTotalNumSubmodules(); |
5659 | F.LocalNumSubmodules = Record[0]; |
5660 | unsigned LocalBaseSubmoduleID = Record[1]; |
5661 | if (F.LocalNumSubmodules > 0) { |
5662 | |
5663 | |
5664 | GlobalSubmoduleMap.insert(std::make_pair(getTotalNumSubmodules()+1,&F)); |
5665 | |
5666 | |
5667 | |
5668 | F.SubmoduleRemap.insertOrReplace( |
5669 | std::make_pair(LocalBaseSubmoduleID, |
5670 | F.BaseSubmoduleID - LocalBaseSubmoduleID)); |
5671 | |
5672 | SubmodulesLoaded.resize(SubmodulesLoaded.size() + F.LocalNumSubmodules); |
5673 | } |
5674 | break; |
5675 | } |
5676 | |
5677 | case SUBMODULE_IMPORTS: |
5678 | for (unsigned Idx = 0; Idx != Record.size(); ++Idx) { |
5679 | UnresolvedModuleRef Unresolved; |
5680 | Unresolved.File = &F; |
5681 | Unresolved.Mod = CurrentModule; |
5682 | Unresolved.ID = Record[Idx]; |
5683 | Unresolved.Kind = UnresolvedModuleRef::Import; |
5684 | Unresolved.IsWildcard = false; |
5685 | UnresolvedModuleRefs.push_back(Unresolved); |
5686 | } |
5687 | break; |
5688 | |
5689 | case SUBMODULE_EXPORTS: |
5690 | for (unsigned Idx = 0; Idx + 1 < Record.size(); Idx += 2) { |
5691 | UnresolvedModuleRef Unresolved; |
5692 | Unresolved.File = &F; |
5693 | Unresolved.Mod = CurrentModule; |
5694 | Unresolved.ID = Record[Idx]; |
5695 | Unresolved.Kind = UnresolvedModuleRef::Export; |
5696 | Unresolved.IsWildcard = Record[Idx + 1]; |
5697 | UnresolvedModuleRefs.push_back(Unresolved); |
5698 | } |
5699 | |
5700 | |
5701 | |
5702 | CurrentModule->UnresolvedExports.clear(); |
5703 | break; |
5704 | |
5705 | case SUBMODULE_REQUIRES: |
5706 | CurrentModule->addRequirement(Blob, Record[0], PP.getLangOpts(), |
5707 | PP.getTargetInfo()); |
5708 | break; |
5709 | |
5710 | case SUBMODULE_LINK_LIBRARY: |
5711 | ModMap.resolveLinkAsDependencies(CurrentModule); |
5712 | CurrentModule->LinkLibraries.push_back( |
5713 | Module::LinkLibrary(std::string(Blob), Record[0])); |
5714 | break; |
5715 | |
5716 | case SUBMODULE_CONFIG_MACRO: |
5717 | CurrentModule->ConfigMacros.push_back(Blob.str()); |
5718 | break; |
5719 | |
5720 | case SUBMODULE_CONFLICT: { |
5721 | UnresolvedModuleRef Unresolved; |
5722 | Unresolved.File = &F; |
5723 | Unresolved.Mod = CurrentModule; |
5724 | Unresolved.ID = Record[0]; |
5725 | Unresolved.Kind = UnresolvedModuleRef::Conflict; |
5726 | Unresolved.IsWildcard = false; |
5727 | Unresolved.String = Blob; |
5728 | UnresolvedModuleRefs.push_back(Unresolved); |
5729 | break; |
5730 | } |
5731 | |
5732 | case SUBMODULE_INITIALIZERS: { |
5733 | if (!ContextObj) |
5734 | break; |
5735 | SmallVector<uint32_t, 16> Inits; |
5736 | for (auto &ID : Record) |
5737 | Inits.push_back(getGlobalDeclID(F, ID)); |
5738 | ContextObj->addLazyModuleInitializers(CurrentModule, Inits); |
5739 | break; |
5740 | } |
5741 | |
5742 | case SUBMODULE_EXPORT_AS: |
5743 | CurrentModule->ExportAsModule = Blob.str(); |
5744 | ModMap.addLinkAsDependency(CurrentModule); |
5745 | break; |
5746 | } |
5747 | } |
5748 | } |
5749 | |
5750 | |
5751 | |
5752 | |
5753 | |
5754 | |
5755 | |
5756 | |
5757 | bool ASTReader::ParseLanguageOptions(const RecordData &Record, |
5758 | bool Complain, |
5759 | ASTReaderListener &Listener, |
5760 | bool AllowCompatibleDifferences) { |
5761 | LangOptions LangOpts; |
5762 | unsigned Idx = 0; |
5763 | #define LANGOPT(Name, Bits, Default, Description) \ |
5764 | LangOpts.Name = Record[Idx++]; |
5765 | #define ENUM_LANGOPT(Name, Type, Bits, Default, Description) \ |
5766 | LangOpts.set##Name(static_cast<LangOptions::Type>(Record[Idx++])); |
5767 | #include "clang/Basic/LangOptions.def" |
5768 | #define SANITIZER(NAME, ID) \ |
5769 | LangOpts.Sanitize.set(SanitizerKind::ID, Record[Idx++]); |
5770 | #include "clang/Basic/Sanitizers.def" |
5771 | |
5772 | for (unsigned N = Record[Idx++]; N; --N) |
5773 | LangOpts.ModuleFeatures.push_back(ReadString(Record, Idx)); |
5774 | |
5775 | ObjCRuntime::Kind runtimeKind = (ObjCRuntime::Kind) Record[Idx++]; |
5776 | VersionTuple runtimeVersion = ReadVersionTuple(Record, Idx); |
5777 | LangOpts.ObjCRuntime = ObjCRuntime(runtimeKind, runtimeVersion); |
5778 | |
5779 | LangOpts.CurrentModule = ReadString(Record, Idx); |
5780 | |
5781 | |
5782 | for (unsigned N = Record[Idx++]; N; --N) { |
5783 | LangOpts.CommentOpts.BlockCommandNames.push_back( |
5784 | ReadString(Record, Idx)); |
5785 | } |
5786 | LangOpts.CommentOpts.ParseAllComments = Record[Idx++]; |
5787 | |
5788 | |
5789 | for (unsigned N = Record[Idx++]; N; --N) { |
5790 | LangOpts.OMPTargetTriples.push_back(llvm::Triple(ReadString(Record, Idx))); |
5791 | } |
5792 | |
5793 | LangOpts.OMPHostIRFile = ReadString(Record, Idx); |
5794 | |
5795 | return Listener.ReadLanguageOptions(LangOpts, Complain, |
5796 | AllowCompatibleDifferences); |
5797 | } |
5798 | |
5799 | bool ASTReader::ParseTargetOptions(const RecordData &Record, bool Complain, |
5800 | ASTReaderListener &Listener, |
5801 | bool AllowCompatibleDifferences) { |
5802 | unsigned Idx = 0; |
5803 | TargetOptions TargetOpts; |
5804 | TargetOpts.Triple = ReadString(Record, Idx); |
5805 | TargetOpts.CPU = ReadString(Record, Idx); |
5806 | TargetOpts.TuneCPU = ReadString(Record, Idx); |
5807 | TargetOpts.ABI = ReadString(Record, Idx); |
5808 | for (unsigned N = Record[Idx++]; N; --N) { |
5809 | TargetOpts.FeaturesAsWritten.push_back(ReadString(Record, Idx)); |
5810 | } |
5811 | for (unsigned N = Record[Idx++]; N; --N) { |
5812 | TargetOpts.Features.push_back(ReadString(Record, Idx)); |
5813 | } |
5814 | |
5815 | return Listener.ReadTargetOptions(TargetOpts, Complain, |
5816 | AllowCompatibleDifferences); |
5817 | } |
5818 | |
5819 | bool ASTReader::ParseDiagnosticOptions(const RecordData &Record, bool Complain, |
5820 | ASTReaderListener &Listener) { |
5821 | IntrusiveRefCntPtr<DiagnosticOptions> DiagOpts(new DiagnosticOptions); |
5822 | unsigned Idx = 0; |
5823 | #define DIAGOPT(Name, Bits, Default) DiagOpts->Name = Record[Idx++]; |
5824 | #define ENUM_DIAGOPT(Name, Type, Bits, Default) \ |
5825 | DiagOpts->set##Name(static_cast<Type>(Record[Idx++])); |
5826 | #include "clang/Basic/DiagnosticOptions.def" |
5827 | |
5828 | for (unsigned N = Record[Idx++]; N; --N) |
5829 | DiagOpts->Warnings.push_back(ReadString(Record, Idx)); |
5830 | for (unsigned N = Record[Idx++]; N; --N) |
5831 | DiagOpts->Remarks.push_back(ReadString(Record, Idx)); |
5832 | |
5833 | return Listener.ReadDiagnosticOptions(DiagOpts, Complain); |
5834 | } |
5835 | |
5836 | bool ASTReader::ParseFileSystemOptions(const RecordData &Record, bool Complain, |
5837 | ASTReaderListener &Listener) { |
5838 | FileSystemOptions FSOpts; |
5839 | unsigned Idx = 0; |
5840 | FSOpts.WorkingDir = ReadString(Record, Idx); |
5841 | return Listener.ReadFileSystemOptions(FSOpts, Complain); |
5842 | } |
5843 | |
5844 | bool ASTReader::ParseHeaderSearchOptions(const RecordData &Record, |
5845 | bool Complain, |
5846 | ASTReaderListener &Listener) { |
5847 | HeaderSearchOptions HSOpts; |
5848 | unsigned Idx = 0; |
5849 | HSOpts.Sysroot = ReadString(Record, Idx); |
5850 | |
5851 | |
5852 | for (unsigned N = Record[Idx++]; N; --N) { |
5853 | std::string Path = ReadString(Record, Idx); |
5854 | frontend::IncludeDirGroup Group |
5855 | = static_cast<frontend::IncludeDirGroup>(Record[Idx++]); |
5856 | bool IsFramework = Record[Idx++]; |
5857 | bool IgnoreSysRoot = Record[Idx++]; |
5858 | HSOpts.UserEntries.emplace_back(std::move(Path), Group, IsFramework, |
5859 | IgnoreSysRoot); |
5860 | } |
5861 | |
5862 | |
5863 | for (unsigned N = Record[Idx++]; N; --N) { |
5864 | std::string Prefix = ReadString(Record, Idx); |
5865 | bool IsSystemHeader = Record[Idx++]; |
5866 | HSOpts.SystemHeaderPrefixes.emplace_back(std::move(Prefix), IsSystemHeader); |
5867 | } |
5868 | |
5869 | HSOpts.ResourceDir = ReadString(Record, Idx); |
5870 | HSOpts.ModuleCachePath = ReadString(Record, Idx); |
5871 | HSOpts.ModuleUserBuildPath = ReadString(Record, Idx); |
5872 | HSOpts.DisableModuleHash = Record[Idx++]; |
5873 | HSOpts.ImplicitModuleMaps = Record[Idx++]; |
5874 | HSOpts.ModuleMapFileHomeIsCwd = Record[Idx++]; |
5875 | HSOpts.EnablePrebuiltImplicitModules = Record[Idx++]; |
5876 | HSOpts.UseBuiltinIncludes = Record[Idx++]; |
5877 | HSOpts.UseStandardSystemIncludes = Record[Idx++]; |
5878 | HSOpts.UseStandardCXXIncludes = Record[Idx++]; |
5879 | HSOpts.UseLibcxx = Record[Idx++]; |
5880 | std::string SpecificModuleCachePath = ReadString(Record, Idx); |
5881 | |
5882 | return Listener.ReadHeaderSearchOptions(HSOpts, SpecificModuleCachePath, |
5883 | Complain); |
5884 | } |
5885 | |
5886 | bool ASTReader::ParsePreprocessorOptions(const RecordData &Record, |
5887 | bool Complain, |
5888 | ASTReaderListener &Listener, |
5889 | std::string &SuggestedPredefines) { |
5890 | PreprocessorOptions PPOpts; |
5891 | unsigned Idx = 0; |
5892 | |
5893 | |
5894 | for (unsigned N = Record[Idx++]; N; --N) { |
5895 | std::string Macro = ReadString(Record, Idx); |
5896 | bool IsUndef = Record[Idx++]; |
5897 | PPOpts.Macros.push_back(std::make_pair(Macro, IsUndef)); |
5898 | } |
5899 | |
5900 | |
5901 | for (unsigned N = Record[Idx++]; N; --N) { |
5902 | PPOpts.Includes.push_back(ReadString(Record, Idx)); |
5903 | } |
5904 | |
5905 | |
5906 | for (unsigned N = Record[Idx++]; N; --N) { |
5907 | PPOpts.MacroIncludes.push_back(ReadString(Record, Idx)); |
5908 | } |
5909 | |
5910 | PPOpts.UsePredefines = Record[Idx++]; |
5911 | PPOpts.DetailedRecord = Record[Idx++]; |
5912 | PPOpts.ImplicitPCHInclude = ReadString(Record, Idx); |
5913 | PPOpts.ObjCXXARCStandardLibrary = |
5914 | static_cast<ObjCXXARCStandardLibraryKind>(Record[Idx++]); |
5915 | SuggestedPredefines.clear(); |
5916 | return Listener.ReadPreprocessorOptions(PPOpts, Complain, |
5917 | SuggestedPredefines); |
5918 | } |
5919 | |
5920 | std::pair<ModuleFile *, unsigned> |
5921 | ASTReader::getModulePreprocessedEntity(unsigned GlobalIndex) { |
5922 | GlobalPreprocessedEntityMapType::iterator |
5923 | I = GlobalPreprocessedEntityMap.find(GlobalIndex); |
5924 | assert(I != GlobalPreprocessedEntityMap.end() && |
5925 | "Corrupted global preprocessed entity map"); |
5926 | ModuleFile *M = I->second; |
5927 | unsigned LocalIndex = GlobalIndex - M->BasePreprocessedEntityID; |
5928 | return std::make_pair(M, LocalIndex); |
5929 | } |
5930 | |
5931 | llvm::iterator_range<PreprocessingRecord::iterator> |
5932 | ASTReader::getModulePreprocessedEntities(ModuleFile &Mod) const { |
5933 | if (PreprocessingRecord *PPRec = PP.getPreprocessingRecord()) |
5934 | return PPRec->getIteratorsForLoadedRange(Mod.BasePreprocessedEntityID, |
5935 | Mod.NumPreprocessedEntities); |
5936 | |
5937 | return llvm::make_range(PreprocessingRecord::iterator(), |
5938 | PreprocessingRecord::iterator()); |
5939 | } |
5940 | |
5941 | bool ASTReader::canRecoverFromOutOfDate(StringRef ModuleFileName, |
5942 | unsigned int ClientLoadCapabilities) { |
5943 | return ClientLoadCapabilities & ARR_OutOfDate && |
5944 | !getModuleManager().getModuleCache().isPCMFinal(ModuleFileName); |
5945 | } |
5946 | |
5947 | llvm::iterator_range<ASTReader::ModuleDeclIterator> |
5948 | ASTReader::getModuleFileLevelDecls(ModuleFile &Mod) { |
5949 | return llvm::make_range( |
5950 | ModuleDeclIterator(this, &Mod, Mod.FileSortedDecls), |
5951 | ModuleDeclIterator(this, &Mod, |
5952 | Mod.FileSortedDecls + Mod.NumFileSortedDecls)); |
5953 | } |
5954 | |
5955 | SourceRange ASTReader::ReadSkippedRange(unsigned GlobalIndex) { |
5956 | auto I = GlobalSkippedRangeMap.find(GlobalIndex); |
5957 | assert(I != GlobalSkippedRangeMap.end() && |
5958 | "Corrupted global skipped range map"); |
5959 | ModuleFile *M = I->second; |
5960 | unsigned LocalIndex = GlobalIndex - M->BasePreprocessedSkippedRangeID; |
5961 | assert(LocalIndex < M->NumPreprocessedSkippedRanges); |
5962 | PPSkippedRange RawRange = M->PreprocessedSkippedRangeOffsets[LocalIndex]; |
5963 | SourceRange Range(TranslateSourceLocation(*M, RawRange.getBegin()), |
5964 | TranslateSourceLocation(*M, RawRange.getEnd())); |
5965 | assert(Range.isValid()); |
5966 | return Range; |
5967 | } |
5968 | |
5969 | PreprocessedEntity *ASTReader::ReadPreprocessedEntity(unsigned Index) { |
5970 | PreprocessedEntityID PPID = Index+1; |
5971 | std::pair<ModuleFile *, unsigned> PPInfo = getModulePreprocessedEntity(Index); |
5972 | ModuleFile &M = *PPInfo.first; |
5973 | unsigned LocalIndex = PPInfo.second; |
5974 | const PPEntityOffset &PPOffs = M.PreprocessedEntityOffsets[LocalIndex]; |
5975 | |
5976 | if (!PP.getPreprocessingRecord()) { |
5977 | Error("no preprocessing record"); |
5978 | return nullptr; |
5979 | } |
5980 | |
5981 | SavedStreamPosition SavedPosition(M.PreprocessorDetailCursor); |
5982 | if (llvm::Error Err = M.PreprocessorDetailCursor.JumpToBit( |
5983 | M.MacroOffsetsBase + PPOffs.BitOffset)) { |
5984 | Error(std::move(Err)); |
5985 | return nullptr; |
5986 | } |
5987 | |
5988 | Expected<llvm::BitstreamEntry> MaybeEntry = |
5989 | M.PreprocessorDetailCursor.advance(BitstreamCursor::AF_DontPopBlockAtEnd); |
5990 | if (!MaybeEntry) { |
5991 | Error(MaybeEntry.takeError()); |
5992 | return nullptr; |
5993 | } |
5994 | llvm::BitstreamEntry Entry = MaybeEntry.get(); |
5995 | |
5996 | if (Entry.Kind != llvm::BitstreamEntry::Record) |
5997 | return nullptr; |
5998 | |
5999 | |
6000 | SourceRange Range(TranslateSourceLocation(M, PPOffs.getBegin()), |
6001 | TranslateSourceLocation(M, PPOffs.getEnd())); |
6002 | PreprocessingRecord &PPRec = *PP.getPreprocessingRecord(); |
6003 | StringRef Blob; |
6004 | RecordData Record; |
6005 | Expected<unsigned> MaybeRecType = |
6006 | M.PreprocessorDetailCursor.readRecord(Entry.ID, Record, &Blob); |
6007 | if (!MaybeRecType) { |
6008 | Error(MaybeRecType.takeError()); |
6009 | return nullptr; |
6010 | } |
6011 | switch ((PreprocessorDetailRecordTypes)MaybeRecType.get()) { |
6012 | case PPD_MACRO_EXPANSION: { |
6013 | bool isBuiltin = Record[0]; |
6014 | IdentifierInfo *Name = nullptr; |
6015 | MacroDefinitionRecord *Def = nullptr; |
6016 | if (isBuiltin) |
6017 | Name = getLocalIdentifier(M, Record[1]); |
6018 | else { |
6019 | PreprocessedEntityID GlobalID = |
6020 | getGlobalPreprocessedEntityID(M, Record[1]); |
6021 | Def = cast<MacroDefinitionRecord>( |
6022 | PPRec.getLoadedPreprocessedEntity(GlobalID - 1)); |
6023 | } |
6024 | |
6025 | MacroExpansion *ME; |
6026 | if (isBuiltin) |
6027 | ME = new (PPRec) MacroExpansion(Name, Range); |
6028 | else |
6029 | ME = new (PPRec) MacroExpansion(Def, Range); |
6030 | |
6031 | return ME; |
6032 | } |
6033 | |
6034 | case PPD_MACRO_DEFINITION: { |
6035 | |
6036 | |
6037 | IdentifierInfo *II = getLocalIdentifier(M, Record[0]); |
6038 | MacroDefinitionRecord *MD = new (PPRec) MacroDefinitionRecord(II, Range); |
6039 | |
6040 | if (DeserializationListener) |
6041 | DeserializationListener->MacroDefinitionRead(PPID, MD); |
6042 | |
6043 | return MD; |
6044 | } |
6045 | |
6046 | case PPD_INCLUSION_DIRECTIVE: { |
6047 | const char *FullFileNameStart = Blob.data() + Record[0]; |
6048 | StringRef FullFileName(FullFileNameStart, Blob.size() - Record[0]); |
6049 | const FileEntry *File = nullptr; |
6050 | if (!FullFileName.empty()) |
6051 | if (auto FE = PP.getFileManager().getFile(FullFileName)) |
6052 | File = *FE; |
6053 | |
6054 | |
6055 | InclusionDirective::InclusionKind Kind |
6056 | = static_cast<InclusionDirective::InclusionKind>(Record[2]); |
6057 | InclusionDirective *ID |
6058 | = new (PPRec) InclusionDirective(PPRec, Kind, |
6059 | StringRef(Blob.data(), Record[0]), |
6060 | Record[1], Record[3], |
6061 | File, |
6062 | Range); |
6063 | return ID; |
6064 | } |
6065 | } |
6066 | |
6067 | llvm_unreachable("Invalid PreprocessorDetailRecordTypes"); |
6068 | } |
6069 | |
6070 | |
6071 | |
6072 | |
6073 | |
6074 | |
6075 | |
6076 | PreprocessedEntityID ASTReader::findNextPreprocessedEntity( |
6077 | GlobalSLocOffsetMapType::const_iterator SLocMapI) const { |
6078 | ++SLocMapI; |
6079 | for (GlobalSLocOffsetMapType::const_iterator |
6080 | EndI = GlobalSLocOffsetMap.end(); SLocMapI != EndI; ++SLocMapI) { |
6081 | ModuleFile &M = *SLocMapI->second; |
6082 | if (M.NumPreprocessedEntities) |
6083 | return M.BasePreprocessedEntityID; |
6084 | } |
6085 | |
6086 | return getTotalNumPreprocessedEntities(); |
6087 | } |
6088 | |
6089 | namespace { |
6090 | |
6091 | struct PPEntityComp { |
6092 | const ASTReader &Reader; |
6093 | ModuleFile &M; |
6094 | |
6095 | PPEntityComp(const ASTReader &Reader, ModuleFile &M) : Reader(Reader), M(M) {} |
6096 | |
6097 | bool operator()(const PPEntityOffset &L, const PPEntityOffset &R) const { |
6098 | SourceLocation LHS = getLoc(L); |
6099 | SourceLocation RHS = getLoc(R); |
6100 | return Reader.getSourceManager().isBeforeInTranslationUnit(LHS, RHS); |
6101 | } |
6102 | |
6103 | bool operator()(const PPEntityOffset &L, SourceLocation RHS) const { |
6104 | SourceLocation LHS = getLoc(L); |
6105 | return Reader.getSourceManager().isBeforeInTranslationUnit(LHS, RHS); |
6106 | } |
6107 | |
6108 | bool operator()(SourceLocation LHS, const PPEntityOffset &R) const { |
6109 | SourceLocation RHS = getLoc(R); |
6110 | return Reader.getSourceManager().isBeforeInTranslationUnit(LHS, RHS); |
6111 | } |
6112 | |
6113 | SourceLocation getLoc(const PPEntityOffset &PPE) const { |
6114 | return Reader.TranslateSourceLocation(M, PPE.getBegin()); |
6115 | } |
6116 | }; |
6117 | |
6118 | } |
6119 | |
6120 | PreprocessedEntityID ASTReader::findPreprocessedEntity(SourceLocation Loc, |
6121 | bool EndsAfter) const { |
6122 | if (SourceMgr.isLocalSourceLocation(Loc)) |
6123 | return getTotalNumPreprocessedEntities(); |
6124 | |
6125 | GlobalSLocOffsetMapType::const_iterator SLocMapI = GlobalSLocOffsetMap.find( |
6126 | SourceManager::MaxLoadedOffset - Loc.getOffset() - 1); |
6127 | assert(SLocMapI != GlobalSLocOffsetMap.end() && |
6128 | "Corrupted global sloc offset map"); |
6129 | |
6130 | if (SLocMapI->second->NumPreprocessedEntities == 0) |
6131 | return findNextPreprocessedEntity(SLocMapI); |
6132 | |
6133 | ModuleFile &M = *SLocMapI->second; |
6134 | |
6135 | using pp_iterator = const PPEntityOffset *; |
6136 | |
6137 | pp_iterator pp_begin = M.PreprocessedEntityOffsets; |
6138 | pp_iterator pp_end = pp_begin + M.NumPreprocessedEntities; |
6139 | |
6140 | size_t Count = M.NumPreprocessedEntities; |
6141 | size_t Half; |
6142 | pp_iterator First = pp_begin; |
6143 | pp_iterator PPI; |
6144 | |
6145 | if (EndsAfter) { |
6146 | PPI = std::upper_bound(pp_begin, pp_end, Loc, |
6147 | PPEntityComp(*this, M)); |
6148 | } else { |
6149 | |
6150 | |
6151 | |
6152 | |
6153 | while (Count > 0) { |
6154 | Half = Count / 2; |
6155 | PPI = First; |
6156 | std::advance(PPI, Half); |
6157 | if (SourceMgr.isBeforeInTranslationUnit( |
6158 | TranslateSourceLocation(M, PPI->getEnd()), Loc)) { |
6159 | First = PPI; |
6160 | ++First; |
6161 | Count = Count - Half - 1; |
6162 | } else |
6163 | Count = Half; |
6164 | } |
6165 | } |
6166 | |
6167 | if (PPI == pp_end) |
6168 | return findNextPreprocessedEntity(SLocMapI); |
6169 | |
6170 | return M.BasePreprocessedEntityID + (PPI - pp_begin); |
6171 | } |
6172 | |
6173 | |
6174 | |
6175 | std::pair<unsigned, unsigned> |
6176 | ASTReader::findPreprocessedEntitiesInRange(SourceRange Range) { |
6177 | if (Range.isInvalid()) |
6178 | return std::make_pair(0,0); |
6179 | assert(!SourceMgr.isBeforeInTranslationUnit(Range.getEnd(),Range.getBegin())); |
6180 | |
6181 | PreprocessedEntityID BeginID = |
6182 | findPreprocessedEntity(Range.getBegin(), false); |
6183 | PreprocessedEntityID EndID = findPreprocessedEntity(Range.getEnd(), true); |
6184 | return std::make_pair(BeginID, EndID); |
6185 | } |
6186 | |
6187 | |
6188 | |
6189 | Optional<bool> ASTReader::isPreprocessedEntityInFileID(unsigned Index, |
6190 | FileID FID) { |
6191 | if (FID.isInvalid()) |
6192 | return false; |
6193 | |
6194 | std::pair<ModuleFile *, unsigned> PPInfo = getModulePreprocessedEntity(Index); |
6195 | ModuleFile &M = *PPInfo.first; |
6196 | unsigned LocalIndex = PPInfo.second; |
6197 | const PPEntityOffset &PPOffs = M.PreprocessedEntityOffsets[LocalIndex]; |
6198 | |
6199 | SourceLocation Loc = TranslateSourceLocation(M, PPOffs.getBegin()); |
6200 | if (Loc.isInvalid()) |
6201 | return false; |
6202 | |
6203 | if (SourceMgr.isInFileID(SourceMgr.getFileLoc(Loc), FID)) |
6204 | return true; |
6205 | else |
6206 | return false; |
6207 | } |
6208 | |
6209 | namespace { |
6210 | |
6211 | |
6212 | class HeaderFileInfoVisitor { |
6213 | const FileEntry *FE; |
6214 | Optional<HeaderFileInfo> HFI; |
6215 | |
6216 | public: |
6217 | explicit HeaderFileInfoVisitor(const FileEntry *FE) : FE(FE) {} |
6218 | |
6219 | bool operator()(ModuleFile &M) { |
6220 | HeaderFileInfoLookupTable *Table |
6221 | = static_cast<HeaderFileInfoLookupTable *>(M.HeaderFileInfoTable); |
6222 | if (!Table) |
6223 | return false; |
6224 | |
6225 | |
6226 | HeaderFileInfoLookupTable::iterator Pos = Table->find(FE); |
6227 | if (Pos == Table->end()) |
6228 | return false; |
6229 | |
6230 | HFI = *Pos; |
6231 | return true; |
6232 | } |
6233 | |
6234 | Optional<HeaderFileInfo> getHeaderFileInfo() const { return HFI; } |
6235 | }; |
6236 | |
6237 | } |
6238 | |
6239 | HeaderFileInfo ASTReader::GetHeaderFileInfo(const FileEntry *FE) { |
6240 | HeaderFileInfoVisitor Visitor(FE); |
6241 | ModuleMgr.visit(Visitor); |
6242 | if (Optional<HeaderFileInfo> HFI = Visitor.getHeaderFileInfo()) |
6243 | return *HFI; |
6244 | |
6245 | return HeaderFileInfo(); |
6246 | } |
6247 | |
6248 | void ASTReader::ReadPragmaDiagnosticMappings(DiagnosticsEngine &Diag) { |
6249 | using DiagState = DiagnosticsEngine::DiagState; |
6250 | SmallVector<DiagState *, 32> DiagStates; |
6251 | |
6252 | for (ModuleFile &F : ModuleMgr) { |
6253 | unsigned Idx = 0; |
6254 | auto &Record = F.PragmaDiagMappings; |
6255 | if (Record.empty()) |
6256 | continue; |
6257 | |
6258 | DiagStates.clear(); |
6259 | |
6260 | auto ReadDiagState = |
6261 | [&](const DiagState &BasedOn, SourceLocation Loc, |
6262 | bool IncludeNonPragmaStates) -> DiagnosticsEngine::DiagState * { |
6263 | unsigned BackrefID = Record[Idx++]; |
6264 | if (BackrefID != 0) |
6265 | return DiagStates[BackrefID - 1]; |
6266 | |
6267 | |
6268 | Diag.DiagStates.push_back(BasedOn); |
6269 | DiagState *NewState = &Diag.DiagStates.back(); |
6270 | DiagStates.push_back(NewState); |
6271 | unsigned Size = Record[Idx++]; |
6272 | assert(Idx + Size * 2 <= Record.size() && |
6273 | "Invalid data, not enough diag/map pairs"); |
6274 | while (Size--) { |
6275 | unsigned DiagID = Record[Idx++]; |
6276 | DiagnosticMapping NewMapping = |
6277 | DiagnosticMapping::deserialize(Record[Idx++]); |
6278 | if (!NewMapping.isPragma() && !IncludeNonPragmaStates) |
6279 | continue; |
6280 | |
6281 | DiagnosticMapping &Mapping = NewState->getOrAddMapping(DiagID); |
6282 | |
6283 | |
6284 | |
6285 | |
6286 | if (NewMapping.wasUpgradedFromWarning() && !Mapping.isErrorOrFatal()) { |
6287 | NewMapping.setSeverity(diag::Severity::Warning); |
6288 | NewMapping.setUpgradedFromWarning(false); |
6289 | } |
6290 | |
6291 | Mapping = NewMapping; |
6292 | } |
6293 | return NewState; |
6294 | }; |
6295 | |
6296 | |
6297 | DiagState *FirstState; |
6298 | if (F.Kind == MK_ImplicitModule) { |
6299 | |
6300 | |
6301 | |
6302 | FirstState = Diag.DiagStatesByLoc.FirstDiagState; |
6303 | DiagStates.push_back(FirstState); |
6304 | |
6305 | |
6306 | assert(Record[1] == 0 && |
6307 | "Invalid data, unexpected backref in initial state"); |
6308 | Idx = 3 + Record[2] * 2; |
6309 | assert(Idx < Record.size() && |
6310 | "Invalid data, not enough state change pairs in initial state"); |
6311 | } else if (F.isModule()) { |
6312 | |
6313 | |
6314 | |
6315 | unsigned Flags = Record[Idx++]; |
6316 | DiagState Initial; |
6317 | Initial.SuppressSystemWarnings = Flags & 1; Flags >>= 1; |
6318 | Initial.ErrorsAsFatal = Flags & 1; Flags >>= 1; |
6319 | Initial.WarningsAsErrors = Flags & 1; Flags >>= 1; |
6320 | Initial.EnableAllWarnings = Flags & 1; Flags >>= 1; |
6321 | Initial.IgnoreAllWarnings = Flags & 1; Flags >>= 1; |
6322 | Initial.ExtBehavior = (diag::Severity)Flags; |
6323 | FirstState = ReadDiagState(Initial, SourceLocation(), true); |
6324 | |
6325 | assert(F.OriginalSourceFileID.isValid()); |
6326 | |
6327 | |
6328 | |
6329 | |
6330 | Diag.DiagStatesByLoc.Files[F.OriginalSourceFileID] |
6331 | .StateTransitions.push_back({FirstState, 0}); |
6332 | } else { |
6333 | |
6334 | |
6335 | Idx++; |
6336 | FirstState = ReadDiagState(*Diag.DiagStatesByLoc.CurDiagState, |
6337 | SourceLocation(), false); |
6338 | } |
6339 | |
6340 | |
6341 | unsigned NumLocations = Record[Idx++]; |
6342 | while (NumLocations--) { |
6343 | assert(Idx < Record.size() && |
6344 | "Invalid data, missing pragma diagnostic states"); |
6345 | SourceLocation Loc = ReadSourceLocation(F, Record[Idx++]); |
6346 | auto IDAndOffset = SourceMgr.getDecomposedLoc(Loc); |
6347 | assert(IDAndOffset.first.isValid() && "invalid FileID for transition"); |
6348 | assert(IDAndOffset.second == 0 && "not a start location for a FileID"); |
6349 | unsigned Transitions = Record[Idx++]; |
6350 | |
6351 | |
6352 | |
6353 | |
6354 | |
6355 | auto &F = Diag.DiagStatesByLoc.Files[IDAndOffset.first]; |
6356 | F.StateTransitions.reserve(F.StateTransitions.size() + Transitions); |
6357 | for (unsigned I = 0; I != Transitions; ++I) { |
6358 | unsigned Offset = Record[Idx++]; |
6359 | auto *State = |
6360 | ReadDiagState(*FirstState, Loc.getLocWithOffset(Offset), false); |
6361 | F.StateTransitions.push_back({State, Offset}); |
6362 | } |
6363 | } |
6364 | |
6365 | |
6366 | assert(Idx < Record.size() && |
6367 | "Invalid data, missing final pragma diagnostic state"); |
6368 | SourceLocation CurStateLoc = |
6369 | ReadSourceLocation(F, F.PragmaDiagMappings[Idx++]); |
6370 | auto *CurState = ReadDiagState(*FirstState, CurStateLoc, false); |
6371 | |
6372 | if (!F.isModule()) { |
6373 | Diag.DiagStatesByLoc.CurDiagState = CurState; |
6374 | Diag.DiagStatesByLoc.CurDiagStateLoc = CurStateLoc; |
6375 | |
6376 | |
6377 | |
6378 | FileID NullFile; |
6379 | auto &T = Diag.DiagStatesByLoc.Files[NullFile].StateTransitions; |
6380 | if (T.empty()) |
6381 | T.push_back({CurState, 0}); |
6382 | else |
6383 | T[0].State = CurState; |
6384 | } |
6385 | |
6386 | |
6387 | Record.clear(); |
6388 | } |
6389 | } |
6390 | |
6391 | |
6392 | ASTReader::RecordLocation ASTReader::TypeCursorForIndex(unsigned Index) { |
6393 | GlobalTypeMapType::iterator I = GlobalTypeMap.find(Index); |
6394 | assert(I != GlobalTypeMap.end() && "Corrupted global type map"); |
6395 | ModuleFile *M = I->second; |
6396 | return RecordLocation( |
6397 | M, M->TypeOffsets[Index - M->BaseTypeIndex].getBitOffset() + |
6398 | M->DeclsBlockStartOffset); |
6399 | } |
6400 | |
6401 | static llvm::Optional<Type::TypeClass> getTypeClassForCode(TypeCode code) { |
6402 | switch (code) { |
6403 | #define TYPE_BIT_CODE(CLASS_ID, CODE_ID, CODE_VALUE) \ |
6404 | case TYPE_##CODE_ID: return Type::CLASS_ID; |
6405 | #include "clang/Serialization/TypeBitCodes.def" |
6406 | default: return llvm::None; |
6407 | } |
6408 | } |
6409 | |
6410 | |
6411 | |
6412 | |
6413 | |
6414 | |
6415 | |
6416 | QualType ASTReader::readTypeRecord(unsigned Index) { |
6417 | assert(ContextObj && "reading type with no AST context"); |
6418 | ASTContext &Context = *ContextObj; |
6419 | RecordLocation Loc = TypeCursorForIndex(Index); |
6420 | BitstreamCursor &DeclsCursor = Loc.F->DeclsCursor; |
6421 | |
6422 | |
6423 | |
6424 | SavedStreamPosition SavedPosition(DeclsCursor); |
6425 | |
6426 | ReadingKindTracker ReadingKind(Read_Type, *this); |
6427 | |
6428 | |
6429 | Deserializing AType(this); |
6430 | |
6431 | if (llvm::Error Err = DeclsCursor.JumpToBit(Loc.Offset)) { |
6432 | Error(std::move(Err)); |
6433 | return QualType(); |
6434 | } |
6435 | Expected<unsigned> RawCode = DeclsCursor.ReadCode(); |
6436 | if (!RawCode) { |
6437 | Error(RawCode.takeError()); |
6438 | return QualType(); |
6439 | } |
6440 | |
6441 | ASTRecordReader Record(*this, *Loc.F); |
6442 | Expected<unsigned> Code = Record.readRecord(DeclsCursor, RawCode.get()); |
6443 | if (!Code) { |
6444 | Error(Code.takeError()); |
6445 | return QualType(); |
6446 | } |
6447 | if (Code.get() == TYPE_EXT_QUAL) { |
6448 | QualType baseType = Record.readQualType(); |
6449 | Qualifiers quals = Record.readQualifiers(); |
6450 | return Context.getQualifiedType(baseType, quals); |
6451 | } |
6452 | |
6453 | auto maybeClass = getTypeClassForCode((TypeCode) Code.get()); |
6454 | if (!maybeClass) { |
6455 | Error("Unexpected code for type"); |
6456 | return QualType(); |
6457 | } |
6458 | |
6459 | serialization::AbstractTypeReader<ASTRecordReader> TypeReader(Record); |
6460 | return TypeReader.read(*maybeClass); |
6461 | } |
6462 | |
6463 | namespace clang { |
6464 | |
6465 | class TypeLocReader : public TypeLocVisitor<TypeLocReader> { |
6466 | ASTRecordReader &Reader; |
6467 | |
6468 | SourceLocation readSourceLocation() { |
6469 | return Reader.readSourceLocation(); |
6470 | } |
6471 | |
6472 | TypeSourceInfo *GetTypeSourceInfo() { |
6473 | return Reader.readTypeSourceInfo(); |
6474 | } |
6475 | |
6476 | NestedNameSpecifierLoc ReadNestedNameSpecifierLoc() { |
6477 | return Reader.readNestedNameSpecifierLoc(); |
6478 | } |
6479 | |
6480 | Attr *ReadAttr() { |
6481 | return Reader.readAttr(); |
6482 | } |
6483 | |
6484 | public: |
6485 | TypeLocReader(ASTRecordReader &Reader) : Reader(Reader) {} |
6486 | |
6487 | |
6488 | |
6489 | |
6490 | #define ABSTRACT_TYPELOC(CLASS, PARENT) |
6491 | #define TYPELOC(CLASS, PARENT) \ |
6492 | void Visit##CLASS##TypeLoc(CLASS##TypeLoc TyLoc); |
6493 | #include "clang/AST/TypeLocNodes.def" |
6494 | |
6495 | void VisitFunctionTypeLoc(FunctionTypeLoc); |
6496 | void VisitArrayTypeLoc(ArrayTypeLoc); |
6497 | }; |
6498 | |
6499 | } |
6500 | |
6501 | void TypeLocReader::VisitQualifiedTypeLoc(QualifiedTypeLoc TL) { |
6502 | |
6503 | } |
6504 | |
6505 | void TypeLocReader::VisitBuiltinTypeLoc(BuiltinTypeLoc TL) { |
6506 | TL.setBuiltinLoc(readSourceLocation()); |
6507 | if (TL.needsExtraLocalData()) { |
6508 | TL.setWrittenTypeSpec(static_cast<DeclSpec::TST>(Reader.readInt())); |
6509 | TL.setWrittenSignSpec(static_cast<TypeSpecifierSign>(Reader.readInt())); |
6510 | TL.setWrittenWidthSpec(static_cast<TypeSpecifierWidth>(Reader.readInt())); |
6511 | TL.setModeAttr(Reader.readInt()); |
6512 | } |
6513 | } |
6514 | |
6515 | void TypeLocReader::VisitComplexTypeLoc(ComplexTypeLoc TL) { |
6516 | TL.setNameLoc(readSourceLocation()); |
6517 | } |
6518 | |
6519 | void TypeLocReader::VisitPointerTypeLoc(PointerTypeLoc TL) { |
6520 | TL.setStarLoc(readSourceLocation()); |
6521 | } |
6522 | |
6523 | void TypeLocReader::VisitDecayedTypeLoc(DecayedTypeLoc TL) { |
6524 | |
6525 | } |
6526 | |
6527 | void TypeLocReader::VisitAdjustedTypeLoc(AdjustedTypeLoc TL) { |
6528 | |
6529 | } |
6530 | |
6531 | void TypeLocReader::VisitMacroQualifiedTypeLoc(MacroQualifiedTypeLoc TL) { |
6532 | TL.setExpansionLoc(readSourceLocation()); |
6533 | } |
6534 | |
6535 | void TypeLocReader::VisitBlockPointerTypeLoc(BlockPointerTypeLoc TL) { |
6536 | TL.setCaretLoc(readSourceLocation()); |
6537 | } |
6538 | |
6539 | void TypeLocReader::VisitLValueReferenceTypeLoc(LValueReferenceTypeLoc TL) { |
6540 | TL.setAmpLoc(readSourceLocation()); |
6541 | } |
6542 | |
6543 | void TypeLocReader::VisitRValueReferenceTypeLoc(RValueReferenceTypeLoc TL) { |
6544 | TL.setAmpAmpLoc(readSourceLocation()); |
6545 | } |
6546 | |
6547 | void TypeLocReader::VisitMemberPointerTypeLoc(MemberPointerTypeLoc TL) { |
6548 | TL.setStarLoc(readSourceLocation()); |
6549 | TL.setClassTInfo(GetTypeSourceInfo()); |
6550 | } |
6551 | |
6552 | void TypeLocReader::VisitArrayTypeLoc(ArrayTypeLoc TL) { |
6553 | TL.setLBracketLoc(readSourceLocation()); |
6554 | TL.setRBracketLoc(readSourceLocation()); |
6555 | if (Reader.readBool()) |
6556 | TL.setSizeExpr(Reader.readExpr()); |
6557 | else |
6558 | TL.setSizeExpr(nullptr); |
6559 | } |
6560 | |
6561 | void TypeLocReader::VisitConstantArrayTypeLoc(ConstantArrayTypeLoc TL) { |
6562 | VisitArrayTypeLoc(TL); |
6563 | } |
6564 | |
6565 | void TypeLocReader::VisitIncompleteArrayTypeLoc(IncompleteArrayTypeLoc TL) { |
6566 | VisitArrayTypeLoc(TL); |
6567 | } |
6568 | |
6569 | void TypeLocReader::VisitVariableArrayTypeLoc(VariableArrayTypeLoc TL) { |
6570 | VisitArrayTypeLoc(TL); |
6571 | } |
6572 | |
6573 | void TypeLocReader::VisitDependentSizedArrayTypeLoc( |
6574 | DependentSizedArrayTypeLoc TL) { |
6575 | VisitArrayTypeLoc(TL); |
6576 | } |
6577 | |
6578 | void TypeLocReader::VisitDependentAddressSpaceTypeLoc( |
6579 | DependentAddressSpaceTypeLoc TL) { |
6580 | |
6581 | TL.setAttrNameLoc(readSourceLocation()); |
6582 | TL.setAttrOperandParensRange(Reader.readSourceRange()); |
6583 | TL.setAttrExprOperand(Reader.readExpr()); |
6584 | } |
6585 | |
6586 | void TypeLocReader::VisitDependentSizedExtVectorTypeLoc( |
6587 | DependentSizedExtVectorTypeLoc TL) { |
6588 | TL.setNameLoc(readSourceLocation()); |
6589 | } |
6590 | |
6591 | void TypeLocReader::VisitVectorTypeLoc(VectorTypeLoc TL) { |
6592 | TL.setNameLoc(readSourceLocation()); |
6593 | } |
6594 | |
6595 | void TypeLocReader::VisitDependentVectorTypeLoc( |
6596 | DependentVectorTypeLoc TL) { |
6597 | TL.setNameLoc(readSourceLocation()); |
6598 | } |
6599 | |
6600 | void TypeLocReader::VisitExtVectorTypeLoc(ExtVectorTypeLoc TL) { |
6601 | TL.setNameLoc(readSourceLocation()); |
6602 | } |
6603 | |
6604 | void TypeLocReader::VisitConstantMatrixTypeLoc(ConstantMatrixTypeLoc TL) { |
6605 | TL.setAttrNameLoc(readSourceLocation()); |
6606 | TL.setAttrOperandParensRange(Reader.readSourceRange()); |
6607 | TL.setAttrRowOperand(Reader.readExpr()); |
6608 | TL.setAttrColumnOperand(Reader.readExpr()); |
6609 | } |
6610 | |
6611 | void TypeLocReader::VisitDependentSizedMatrixTypeLoc( |
6612 | DependentSizedMatrixTypeLoc TL) { |
6613 | TL.setAttrNameLoc(readSourceLocation()); |
6614 | TL.setAttrOperandParensRange(Reader.readSourceRange()); |
6615 | TL.setAttrRowOperand(Reader.readExpr()); |
6616 | TL.setAttrColumnOperand(Reader.readExpr()); |
6617 | } |
6618 | |
6619 | void TypeLocReader::VisitFunctionTypeLoc(FunctionTypeLoc TL) { |
6620 | TL.setLocalRangeBegin(readSourceLocation()); |
6621 | TL.setLParenLoc(readSourceLocation()); |
6622 | TL.setRParenLoc(readSourceLocation()); |
6623 | TL.setExceptionSpecRange(Reader.readSourceRange()); |
6624 | TL.setLocalRangeEnd(readSourceLocation()); |
6625 | for (unsigned i = 0, e = TL.getNumParams(); i != e; ++i) { |
6626 | TL.setParam(i, Reader.readDeclAs<ParmVarDecl>()); |
6627 | } |
6628 | } |
6629 | |
6630 | void TypeLocReader::VisitFunctionProtoTypeLoc(FunctionProtoTypeLoc TL) { |
6631 | VisitFunctionTypeLoc(TL); |
6632 | } |
6633 | |
6634 | void TypeLocReader::VisitFunctionNoProtoTypeLoc(FunctionNoProtoTypeLoc TL) { |
6635 | VisitFunctionTypeLoc(TL); |
6636 | } |
6637 | |
6638 | void TypeLocReader::VisitUnresolvedUsingTypeLoc(UnresolvedUsingTypeLoc TL) { |
6639 | TL.setNameLoc(readSourceLocation()); |
6640 | } |
6641 | |
6642 | void TypeLocReader::VisitTypedefTypeLoc(TypedefTypeLoc TL) { |
6643 | TL.setNameLoc(readSourceLocation()); |
6644 | } |
6645 | |
6646 | void TypeLocReader::VisitTypeOfExprTypeLoc(TypeOfExprTypeLoc TL) { |
6647 | TL.setTypeofLoc(readSourceLocation()); |
6648 | TL.setLParenLoc(readSourceLocation()); |
6649 | TL.setRParenLoc(readSourceLocation()); |
6650 | } |
6651 | |
6652 | void TypeLocReader::VisitTypeOfTypeLoc(TypeOfTypeLoc TL) { |
6653 | TL.setTypeofLoc(readSourceLocation()); |
6654 | TL.setLParenLoc(readSourceLocation()); |
6655 | TL.setRParenLoc(readSourceLocation()); |
6656 | TL.setUnderlyingTInfo(GetTypeSourceInfo()); |
6657 | } |
6658 | |
6659 | void TypeLocReader::VisitDecltypeTypeLoc(DecltypeTypeLoc TL) { |
6660 | TL.setNameLoc(readSourceLocation()); |
6661 | } |
6662 | |
6663 | void TypeLocReader::VisitUnaryTransformTypeLoc(UnaryTransformTypeLoc TL) { |
6664 | TL.setKWLoc(readSourceLocation()); |
6665 | TL.setLParenLoc(readSourceLocation()); |
6666 | TL.setRParenLoc(readSourceLocation()); |
6667 | TL.setUnderlyingTInfo(GetTypeSourceInfo()); |
6668 | } |
6669 | |
6670 | void TypeLocReader::VisitAutoTypeLoc(AutoTypeLoc TL) { |
6671 | TL.setNameLoc(readSourceLocation()); |
6672 | if (Reader.readBool()) { |
6673 | TL.setNestedNameSpecifierLoc(ReadNestedNameSpecifierLoc()); |
6674 | TL.setTemplateKWLoc(readSourceLocation()); |
6675 | TL.setConceptNameLoc(readSourceLocation()); |
6676 | TL.setFoundDecl(Reader.readDeclAs<NamedDecl>()); |
6677 | TL.setLAngleLoc(readSourceLocation()); |
6678 | TL.setRAngleLoc(readSourceLocation()); |
6679 | for (unsigned i = 0, e = TL.getNumArgs(); i != e; ++i) |
6680 | TL.setArgLocInfo(i, Reader.readTemplateArgumentLocInfo( |
6681 | TL.getTypePtr()->getArg(i).getKind())); |
6682 | } |
6683 | } |
6684 | |
6685 | void TypeLocReader::VisitDeducedTemplateSpecializationTypeLoc( |
6686 | DeducedTemplateSpecializationTypeLoc TL) { |
6687 | TL.setTemplateNameLoc(readSourceLocation()); |
6688 | } |
6689 | |
6690 | void TypeLocReader::VisitRecordTypeLoc(RecordTypeLoc TL) { |
6691 | TL.setNameLoc(readSourceLocation()); |
6692 | } |
6693 | |
6694 | void TypeLocReader::VisitEnumTypeLoc(EnumTypeLoc TL) { |
6695 | TL.setNameLoc(readSourceLocation()); |
6696 | } |
6697 | |
6698 | void TypeLocReader::VisitAttributedTypeLoc(AttributedTypeLoc TL) { |
6699 | TL.setAttr(ReadAttr()); |
6700 | } |
6701 | |
6702 | void TypeLocReader::VisitTemplateTypeParmTypeLoc(TemplateTypeParmTypeLoc TL) { |
6703 | TL.setNameLoc(readSourceLocation()); |
6704 | } |
6705 | |
6706 | void TypeLocReader::VisitSubstTemplateTypeParmTypeLoc( |
6707 | SubstTemplateTypeParmTypeLoc TL) { |
6708 | TL.setNameLoc(readSourceLocation()); |
6709 | } |
6710 | |
6711 | void TypeLocReader::VisitSubstTemplateTypeParmPackTypeLoc( |
6712 | SubstTemplateTypeParmPackTypeLoc TL) { |
6713 | TL.setNameLoc(readSourceLocation()); |
6714 | } |
6715 | |
6716 | void TypeLocReader::VisitTemplateSpecializationTypeLoc( |
6717 | TemplateSpecializationTypeLoc TL) { |
6718 | TL.setTemplateKeywordLoc(readSourceLocation()); |
6719 | TL.setTemplateNameLoc(readSourceLocation()); |
6720 | TL.setLAngleLoc(readSourceLocation()); |
6721 | TL.setRAngleLoc(readSourceLocation()); |
6722 | for (unsigned i = 0, e = TL.getNumArgs(); i != e; ++i) |
6723 | TL.setArgLocInfo( |
6724 | i, |
6725 | Reader.readTemplateArgumentLocInfo( |
6726 | TL.getTypePtr()->getArg(i).getKind())); |
6727 | } |
6728 | |
6729 | void TypeLocReader::VisitParenTypeLoc(ParenTypeLoc TL) { |
6730 | TL.setLParenLoc(readSourceLocation()); |
6731 | TL.setRParenLoc(readSourceLocation()); |
6732 | } |
6733 | |
6734 | void TypeLocReader::VisitElaboratedTypeLoc(ElaboratedTypeLoc TL) { |
6735 | TL.setElaboratedKeywordLoc(readSourceLocation()); |
6736 | TL.setQualifierLoc(ReadNestedNameSpecifierLoc()); |
6737 | } |
6738 | |
6739 | void TypeLocReader::VisitInjectedClassNameTypeLoc(InjectedClassNameTypeLoc TL) { |
6740 | TL.setNameLoc(readSourceLocation()); |
6741 | } |
6742 | |
6743 | void TypeLocReader::VisitDependentNameTypeLoc(DependentNameTypeLoc TL) { |
6744 | TL.setElaboratedKeywordLoc(readSourceLocation()); |
6745 | TL.setQualifierLoc(ReadNestedNameSpecifierLoc()); |
6746 | TL.setNameLoc(readSourceLocation()); |
6747 | } |
6748 | |
6749 | void TypeLocReader::VisitDependentTemplateSpecializationTypeLoc( |
6750 | DependentTemplateSpecializationTypeLoc TL) { |
6751 | TL.setElaboratedKeywordLoc(readSourceLocation()); |
6752 | TL.setQualifierLoc(ReadNestedNameSpecifierLoc()); |
6753 | TL.setTemplateKeywordLoc(readSourceLocation()); |
6754 | TL.setTemplateNameLoc(readSourceLocation()); |
6755 | TL.setLAngleLoc(readSourceLocation()); |
6756 | TL.setRAngleLoc(readSourceLocation()); |
6757 | for (unsigned I = 0, E = TL.getNumArgs(); I != E; ++I) |
6758 | TL.setArgLocInfo( |
6759 | I, |
6760 | Reader.readTemplateArgumentLocInfo( |
6761 | TL.getTypePtr()->getArg(I).getKind())); |
6762 | } |
6763 | |
6764 | void TypeLocReader::VisitPackExpansionTypeLoc(PackExpansionTypeLoc TL) { |
6765 | TL.setEllipsisLoc(readSourceLocation()); |
6766 | } |
6767 | |
6768 | void TypeLocReader::VisitObjCInterfaceTypeLoc(ObjCInterfaceTypeLoc TL) { |
6769 | TL.setNameLoc(readSourceLocation()); |
6770 | } |
6771 | |
6772 | void TypeLocReader::VisitObjCTypeParamTypeLoc(ObjCTypeParamTypeLoc TL) { |
6773 | if (TL.getNumProtocols()) { |
6774 | TL.setProtocolLAngleLoc(readSourceLocation()); |
6775 | TL.setProtocolRAngleLoc(readSourceLocation()); |
6776 | } |
6777 | for (unsigned i = 0, e = TL.getNumProtocols(); i != e; ++i) |
6778 | TL.setProtocolLoc(i, readSourceLocation()); |
6779 | } |
6780 | |
6781 | void TypeLocReader::VisitObjCObjectTypeLoc(ObjCObjectTypeLoc TL) { |
6782 | TL.setHasBaseTypeAsWritten(Reader.readBool()); |
6783 | TL.setTypeArgsLAngleLoc(readSourceLocation()); |
6784 | TL.setTypeArgsRAngleLoc(readSourceLocation()); |
6785 | for (unsigned i = 0, e = TL.getNumTypeArgs(); i != e; ++i) |
6786 | TL.setTypeArgTInfo(i, GetTypeSourceInfo()); |
6787 | TL.setProtocolLAngleLoc(readSourceLocation()); |
6788 | TL.setProtocolRAngleLoc(readSourceLocation()); |
6789 | for (unsigned i = 0, e = TL.getNumProtocols(); i != e; ++i) |
6790 | TL.setProtocolLoc(i, readSourceLocation()); |
6791 | } |
6792 | |
6793 | void TypeLocReader::VisitObjCObjectPointerTypeLoc(ObjCObjectPointerTypeLoc TL) { |
6794 | TL.setStarLoc(readSourceLocation()); |
6795 | } |
6796 | |
6797 | void TypeLocReader::VisitAtomicTypeLoc(AtomicTypeLoc TL) { |
6798 | TL.setKWLoc(readSourceLocation()); |
6799 | TL.setLParenLoc(readSourceLocation()); |
6800 | TL.setRParenLoc(readSourceLocation()); |
6801 | } |
6802 | |
6803 | void TypeLocReader::VisitPipeTypeLoc(PipeTypeLoc TL) { |
6804 | TL.setKWLoc(readSourceLocation()); |
6805 | } |
6806 | |
6807 | void TypeLocReader::VisitExtIntTypeLoc(clang::ExtIntTypeLoc TL) { |
6808 | TL.setNameLoc(readSourceLocation()); |
6809 | } |
6810 | void TypeLocReader::VisitDependentExtIntTypeLoc( |
6811 | clang::DependentExtIntTypeLoc TL) { |
6812 | TL.setNameLoc(readSourceLocation()); |
6813 | } |
6814 | |
6815 | |
6816 | void ASTRecordReader::readTypeLoc(TypeLoc TL) { |
6817 | TypeLocReader TLR(*this); |
6818 | for (; !TL.isNull(); TL = TL.getNextTypeLoc()) |
6819 | TLR.Visit(TL); |
6820 | } |
6821 | |
6822 | TypeSourceInfo *ASTRecordReader::readTypeSourceInfo() { |
6823 | QualType InfoTy = readType(); |
6824 | if (InfoTy.isNull()) |
6825 | return nullptr; |
6826 | |
6827 | TypeSourceInfo *TInfo = getContext().CreateTypeSourceInfo(InfoTy); |
6828 | readTypeLoc(TInfo->getTypeLoc()); |
6829 | return TInfo; |
6830 | } |
6831 | |
6832 | QualType ASTReader::GetType(TypeID ID) { |
6833 | assert(ContextObj && "reading type with no AST context"); |
6834 | ASTContext &Context = *ContextObj; |
6835 | |
6836 | unsigned FastQuals = ID & Qualifiers::FastMask; |
6837 | unsigned Index = ID >> Qualifiers::FastWidth; |
6838 | |
6839 | if (Index < NUM_PREDEF_TYPE_IDS) { |
6840 | QualType T; |
6841 | switch ((PredefinedTypeIDs)Index) { |
6842 | case PREDEF_TYPE_NULL_ID: |
6843 | return QualType(); |
6844 | case PREDEF_TYPE_VOID_ID: |
6845 | T = Context.VoidTy; |
6846 | break; |
6847 | case PREDEF_TYPE_BOOL_ID: |
6848 | T = Context.BoolTy; |
6849 | break; |
6850 | case PREDEF_TYPE_CHAR_U_ID: |
6851 | case PREDEF_TYPE_CHAR_S_ID: |
6852 | |
6853 | T = Context.CharTy; |
6854 | break; |
6855 | case PREDEF_TYPE_UCHAR_ID: |
6856 | T = Context.UnsignedCharTy; |
6857 | break; |
6858 | case PREDEF_TYPE_USHORT_ID: |
6859 | T = Context.UnsignedShortTy; |
6860 | break; |
6861 | case PREDEF_TYPE_UINT_ID: |
6862 | T = Context.UnsignedIntTy; |
6863 | break; |
6864 | case PREDEF_TYPE_ULONG_ID: |
6865 | T = Context.UnsignedLongTy; |
6866 | break; |
6867 | case PREDEF_TYPE_ULONGLONG_ID: |
6868 | T = Context.UnsignedLongLongTy; |
6869 | break; |
6870 | case PREDEF_TYPE_UINT128_ID: |
6871 | T = Context.UnsignedInt128Ty; |
6872 | break; |
6873 | case PREDEF_TYPE_SCHAR_ID: |
6874 | T = Context.SignedCharTy; |
6875 | break; |
6876 | case PREDEF_TYPE_WCHAR_ID: |
6877 | T = Context.WCharTy; |
6878 | break; |
6879 | case PREDEF_TYPE_SHORT_ID: |
6880 | T = Context.ShortTy; |
6881 | break; |
6882 | case PREDEF_TYPE_INT_ID: |
6883 | T = Context.IntTy; |
6884 | break; |
6885 | case PREDEF_TYPE_LONG_ID: |
6886 | T = Context.LongTy; |
6887 | break; |
6888 | case PREDEF_TYPE_LONGLONG_ID: |
6889 | T = Context.LongLongTy; |
6890 | break; |
6891 | case PREDEF_TYPE_INT128_ID: |
6892 | T = Context.Int128Ty; |
6893 | break; |
6894 | case PREDEF_TYPE_BFLOAT16_ID: |
6895 | T = Context.BFloat16Ty; |
6896 | break; |
6897 | case PREDEF_TYPE_HALF_ID: |
6898 | T = Context.HalfTy; |
6899 | break; |
6900 | case PREDEF_TYPE_FLOAT_ID: |
6901 | T = Context.FloatTy; |
6902 | break; |
6903 | case PREDEF_TYPE_DOUBLE_ID: |
6904 | T = Context.DoubleTy; |
6905 | break; |
6906 | case PREDEF_TYPE_LONGDOUBLE_ID: |
6907 | T = Context.LongDoubleTy; |
6908 | break; |
6909 | case PREDEF_TYPE_SHORT_ACCUM_ID: |
6910 | T = Context.ShortAccumTy; |
6911 | break; |
6912 | case PREDEF_TYPE_ACCUM_ID: |
6913 | T = Context.AccumTy; |
6914 | break; |
6915 | case PREDEF_TYPE_LONG_ACCUM_ID: |
6916 | T = Context.LongAccumTy; |
6917 | break; |
6918 | case PREDEF_TYPE_USHORT_ACCUM_ID: |
6919 | T = Context.UnsignedShortAccumTy; |
6920 | break; |
6921 | case PREDEF_TYPE_UACCUM_ID: |
6922 | T = Context.UnsignedAccumTy; |
6923 | break; |
6924 | case PREDEF_TYPE_ULONG_ACCUM_ID: |
6925 | T = Context.UnsignedLongAccumTy; |
6926 | break; |
6927 | case PREDEF_TYPE_SHORT_FRACT_ID: |
6928 | T = Context.ShortFractTy; |
6929 | break; |
6930 | case PREDEF_TYPE_FRACT_ID: |
6931 | T = Context.FractTy; |
6932 | break; |
6933 | case PREDEF_TYPE_LONG_FRACT_ID: |
6934 | T = Context.LongFractTy; |
6935 | break; |
6936 | case PREDEF_TYPE_USHORT_FRACT_ID: |
6937 | T = Context.UnsignedShortFractTy; |
6938 | break; |
6939 | case PREDEF_TYPE_UFRACT_ID: |
6940 | T = Context.UnsignedFractTy; |
6941 | break; |
6942 | case PREDEF_TYPE_ULONG_FRACT_ID: |
6943 | T = Context.UnsignedLongFractTy; |
6944 | break; |
6945 | case PREDEF_TYPE_SAT_SHORT_ACCUM_ID: |
6946 | T = Context.SatShortAccumTy; |
6947 | break; |
6948 | case PREDEF_TYPE_SAT_ACCUM_ID: |
6949 | T = Context.SatAccumTy; |
6950 | break; |
6951 | case PREDEF_TYPE_SAT_LONG_ACCUM_ID: |
6952 | T = Context.SatLongAccumTy; |
6953 | break; |
6954 | case PREDEF_TYPE_SAT_USHORT_ACCUM_ID: |
6955 | T = Context.SatUnsignedShortAccumTy; |
6956 | break; |
6957 | case PREDEF_TYPE_SAT_UACCUM_ID: |
6958 | T = Context.SatUnsignedAccumTy; |
6959 | break; |
6960 | case PREDEF_TYPE_SAT_ULONG_ACCUM_ID: |
6961 | T = Context.SatUnsignedLongAccumTy; |
6962 | break; |
6963 | case PREDEF_TYPE_SAT_SHORT_FRACT_ID: |
6964 | T = Context.SatShortFractTy; |
6965 | break; |
6966 | case PREDEF_TYPE_SAT_FRACT_ID: |
6967 | T = Context.SatFractTy; |
6968 | break; |
6969 | case PREDEF_TYPE_SAT_LONG_FRACT_ID: |
6970 | T = Context.SatLongFractTy; |
6971 | break; |
6972 | case PREDEF_TYPE_SAT_USHORT_FRACT_ID: |
6973 | T = Context.SatUnsignedShortFractTy; |
6974 | break; |
6975 | case PREDEF_TYPE_SAT_UFRACT_ID: |
6976 | T = Context.SatUnsignedFractTy; |
6977 | break; |
6978 | case PREDEF_TYPE_SAT_ULONG_FRACT_ID: |
6979 | T = Context.SatUnsignedLongFractTy; |
6980 | break; |
6981 | case PREDEF_TYPE_FLOAT16_ID: |
6982 | T = Context.Float16Ty; |
6983 | break; |
6984 | case PREDEF_TYPE_FLOAT128_ID: |
6985 | T = Context.Float128Ty; |
6986 | break; |
6987 | case PREDEF_TYPE_OVERLOAD_ID: |
6988 | T = Context.OverloadTy; |
6989 | break; |
6990 | case PREDEF_TYPE_BOUND_MEMBER: |
6991 | T = Context.BoundMemberTy; |
6992 | break; |
6993 | case PREDEF_TYPE_PSEUDO_OBJECT: |
6994 | T = Context.PseudoObjectTy; |
6995 | break; |
6996 | case PREDEF_TYPE_DEPENDENT_ID: |
6997 | T = Context.DependentTy; |
6998 | break; |
6999 | case PREDEF_TYPE_UNKNOWN_ANY: |
7000 | T = Context.UnknownAnyTy; |
7001 | break; |
7002 | case PREDEF_TYPE_NULLPTR_ID: |
7003 | T = Context.NullPtrTy; |
7004 | break; |
7005 | case PREDEF_TYPE_CHAR8_ID: |
7006 | T = Context.Char8Ty; |
7007 | break; |
7008 | case PREDEF_TYPE_CHAR16_ID: |
7009 | T = Context.Char16Ty; |
7010 | break; |
7011 | case PREDEF_TYPE_CHAR32_ID: |
7012 | T = Context.Char32Ty; |
7013 | break; |
7014 | case PREDEF_TYPE_OBJC_ID: |
7015 | T = Context.ObjCBuiltinIdTy; |
7016 | break; |
7017 | case PREDEF_TYPE_OBJC_CLASS: |
7018 | T = Context.ObjCBuiltinClassTy; |
7019 | break; |
7020 | case PREDEF_TYPE_OBJC_SEL: |
7021 | T = Context.ObjCBuiltinSelTy; |
7022 | break; |
7023 | #define IMAGE_TYPE(ImgType, Id, SingletonId, Access, Suffix) \ |
7024 | case PREDEF_TYPE_##Id##_ID: \ |
7025 | T = Context.SingletonId; \ |
7026 | break; |
7027 | #include "clang/Basic/OpenCLImageTypes.def" |
7028 | #define EXT_OPAQUE_TYPE(ExtType, Id, Ext) \ |
7029 | case PREDEF_TYPE_##Id##_ID: \ |
7030 | T = Context.Id##Ty; \ |
7031 | break; |
7032 | #include "clang/Basic/OpenCLExtensionTypes.def" |
7033 | case PREDEF_TYPE_SAMPLER_ID: |
7034 | T = Context.OCLSamplerTy; |
7035 | break; |
7036 | case PREDEF_TYPE_EVENT_ID: |
7037 | T = Context.OCLEventTy; |
7038 | break; |
7039 | case PREDEF_TYPE_CLK_EVENT_ID: |
7040 | T = Context.OCLClkEventTy; |
7041 | break; |
7042 | case PREDEF_TYPE_QUEUE_ID: |
7043 | T = Context.OCLQueueTy; |
7044 | break; |
7045 | case PREDEF_TYPE_RESERVE_ID_ID: |
7046 | T = Context.OCLReserveIDTy; |
7047 | break; |
7048 | case PREDEF_TYPE_AUTO_DEDUCT: |
7049 | T = Context.getAutoDeductType(); |
7050 | break; |
7051 | case PREDEF_TYPE_AUTO_RREF_DEDUCT: |
7052 | T = Context.getAutoRRefDeductType(); |
7053 | break; |
7054 | case PREDEF_TYPE_ARC_UNBRIDGED_CAST: |
7055 | T = Context.ARCUnbridgedCastTy; |
7056 | break; |
7057 | case PREDEF_TYPE_BUILTIN_FN: |
7058 | T = Context.BuiltinFnTy; |
7059 | break; |
7060 | case PREDEF_TYPE_INCOMPLETE_MATRIX_IDX: |
7061 | T = Context.IncompleteMatrixIdxTy; |
7062 | break; |
7063 | case PREDEF_TYPE_OMP_ARRAY_SECTION: |
7064 | T = Context.OMPArraySectionTy; |
7065 | break; |
7066 | case PREDEF_TYPE_OMP_ARRAY_SHAPING: |
7067 | T = Context.OMPArraySectionTy; |
7068 | break; |
7069 | case PREDEF_TYPE_OMP_ITERATOR: |
7070 | T = Context.OMPIteratorTy; |
7071 | break; |
7072 | #define SVE_TYPE(Name, Id, SingletonId) \ |
7073 | case PREDEF_TYPE_##Id##_ID: \ |
7074 | T = Context.SingletonId; \ |
7075 | break; |
7076 | #include "clang/Basic/AArch64SVEACLETypes.def" |
7077 | #define PPC_VECTOR_TYPE(Name, Id, Size) \ |
7078 | case PREDEF_TYPE_##Id##_ID: \ |
7079 | T = Context.Id##Ty; \ |
7080 | break; |
7081 | #include "clang/Basic/PPCTypes.def" |
7082 | #define RVV_TYPE(Name, Id, SingletonId) \ |
7083 | case PREDEF_TYPE_##Id##_ID: \ |
7084 | T = Context.SingletonId; \ |
7085 | break; |
7086 | #include "clang/Basic/RISCVVTypes.def" |
7087 | } |
7088 | |
7089 | assert(!T.isNull() && "Unknown predefined type"); |
7090 | return T.withFastQualifiers(FastQuals); |
7091 | } |
7092 | |
7093 | Index -= NUM_PREDEF_TYPE_IDS; |
7094 | assert(Index < TypesLoaded.size() && "Type index out-of-range"); |
7095 | if (TypesLoaded[Index].isNull()) { |
7096 | TypesLoaded[Index] = readTypeRecord(Index); |
7097 | if (TypesLoaded[Index].isNull()) |
7098 | return QualType(); |
7099 | |
7100 | TypesLoaded[Index]->setFromAST(); |
7101 | if (DeserializationListener) |
7102 | DeserializationListener->TypeRead(TypeIdx::fromTypeID(ID), |
7103 | TypesLoaded[Index]); |
7104 | } |
7105 | |
7106 | return TypesLoaded[Index].withFastQualifiers(FastQuals); |
7107 | } |
7108 | |
7109 | QualType ASTReader::getLocalType(ModuleFile &F, unsigned LocalID) { |
7110 | return GetType(getGlobalTypeID(F, LocalID)); |
7111 | } |
7112 | |
7113 | serialization::TypeID |
7114 | ASTReader::getGlobalTypeID(ModuleFile &F, unsigned LocalID) const { |
7115 | unsigned FastQuals = LocalID & Qualifiers::FastMask; |
7116 | unsigned LocalIndex = LocalID >> Qualifiers::FastWidth; |
7117 | |
7118 | if (LocalIndex < NUM_PREDEF_TYPE_IDS) |
7119 | return LocalID; |
7120 | |
7121 | if (!F.ModuleOffsetMap.empty()) |
7122 | ReadModuleOffsetMap(F); |
7123 | |
7124 | ContinuousRangeMap<uint32_t, int, 2>::iterator I |
7125 | = F.TypeRemap.find(LocalIndex - NUM_PREDEF_TYPE_IDS); |
7126 | assert(I != F.TypeRemap.end() && "Invalid index into type index remap"); |
7127 | |
7128 | unsigned GlobalIndex = LocalIndex + I->second; |
7129 | return (GlobalIndex << Qualifiers::FastWidth) | FastQuals; |
7130 | } |
7131 | |
7132 | TemplateArgumentLocInfo |
7133 | ASTRecordReader::readTemplateArgumentLocInfo(TemplateArgument::ArgKind Kind) { |
7134 | switch (Kind) { |
7135 | case TemplateArgument::Expression: |
7136 | return readExpr(); |
7137 | case TemplateArgument::Type: |
7138 | return readTypeSourceInfo(); |
7139 | case TemplateArgument::Template: { |
7140 | NestedNameSpecifierLoc QualifierLoc = |
7141 | readNestedNameSpecifierLoc(); |
7142 | SourceLocation TemplateNameLoc = readSourceLocation(); |
7143 | return TemplateArgumentLocInfo(getASTContext(), QualifierLoc, |
7144 | TemplateNameLoc, SourceLocation()); |
7145 | } |
7146 | case TemplateArgument::TemplateExpansion: { |
7147 | NestedNameSpecifierLoc QualifierLoc = readNestedNameSpecifierLoc(); |
7148 | SourceLocation TemplateNameLoc = readSourceLocation(); |
7149 | SourceLocation EllipsisLoc = readSourceLocation(); |
7150 | return TemplateArgumentLocInfo(getASTContext(), QualifierLoc, |
7151 | TemplateNameLoc, EllipsisLoc); |
7152 | } |
7153 | case TemplateArgument::Null: |
7154 | case TemplateArgument::Integral: |
7155 | case TemplateArgument::Declaration: |
7156 | case TemplateArgument::NullPtr: |
7157 | case TemplateArgument::Pack: |
7158 | |
7159 | return TemplateArgumentLocInfo(); |
7160 | } |
7161 | llvm_unreachable("unexpected template argument loc"); |
7162 | } |
7163 | |
7164 | TemplateArgumentLoc ASTRecordReader::readTemplateArgumentLoc() { |
7165 | TemplateArgument Arg = readTemplateArgument(); |
7166 | |
7167 | if (Arg.getKind() == TemplateArgument::Expression) { |
7168 | if (readBool()) |
7169 | return TemplateArgumentLoc(Arg, TemplateArgumentLocInfo(Arg.getAsExpr())); |
7170 | } |
7171 | return TemplateArgumentLoc(Arg, readTemplateArgumentLocInfo(Arg.getKind())); |
7172 | } |
7173 | |
7174 | const ASTTemplateArgumentListInfo * |
7175 | ASTRecordReader::readASTTemplateArgumentListInfo() { |
7176 | SourceLocation LAngleLoc = readSourceLocation(); |
7177 | SourceLocation RAngleLoc = readSourceLocation(); |
7178 | unsigned NumArgsAsWritten = readInt(); |
7179 | TemplateArgumentListInfo TemplArgsInfo(LAngleLoc, RAngleLoc); |
7180 | for (unsigned i = 0; i != NumArgsAsWritten; ++i) |
7181 | TemplArgsInfo.addArgument(readTemplateArgumentLoc()); |
7182 | return ASTTemplateArgumentListInfo::Create(getContext(), TemplArgsInfo); |
7183 | } |
7184 | |
7185 | Decl *ASTReader::GetExternalDecl(uint32_t ID) { |
7186 | return GetDecl(ID); |
7187 | } |
7188 | |
7189 | void ASTReader::CompleteRedeclChain(const Decl *D) { |
7190 | if (NumCurrentElementsDeserializing) { |
7191 | |
7192 | |
7193 | |
7194 | |
7195 | PendingIncompleteDeclChains.push_back(const_cast<Decl*>(D)); |
7196 | return; |
7197 | } |
7198 | |
7199 | if (!D->getDeclContext()) { |
7200 | assert(isa<TranslationUnitDecl>(D) && "Not a TU?"); |
7201 | return; |
7202 | } |
7203 | |
7204 | const DeclContext *DC = D->getDeclContext()->getRedeclContext(); |
7205 | |
7206 | |
7207 | |
7208 | |
7209 | |
7210 | |
7211 | if (isa<TranslationUnitDecl>(DC) || isa<NamespaceDecl>(DC) || |
7212 | isa<CXXRecordDecl>(DC) || isa<EnumDecl>(DC)) { |
7213 | if (DeclarationName Name = cast<NamedDecl>(D)->getDeclName()) { |
7214 | if (!getContext().getLangOpts().CPlusPlus && |
7215 | isa<TranslationUnitDecl>(DC)) { |
7216 | |
7217 | |
7218 | |
7219 | auto *II = Name.getAsIdentifierInfo(); |
7220 | assert(II && "non-identifier name in C?"); |
7221 | if (II->isOutOfDate()) |
7222 | updateOutOfDateIdentifier(*II); |
7223 | } else |
7224 | DC->lookup(Name); |
7225 | } else if (needsAnonymousDeclarationNumber(cast<NamedDecl>(D))) { |
7226 | |
7227 | for (auto *DCDecl : cast<Decl>(D->getLexicalDeclContext())->redecls()) { |
7228 | auto *DC = cast<DeclContext>(DCDecl); |
7229 | SmallVector<Decl*, 8> Decls; |
7230 | FindExternalLexicalDecls( |
7231 | DC, [&](Decl::Kind K) { return K == D->getKind(); }, Decls); |
7232 | } |
7233 | } |
7234 | } |
7235 | |
7236 | if (auto *CTSD = dyn_cast<ClassTemplateSpecializationDecl>(D)) |
7237 | CTSD->getSpecializedTemplate()->LoadLazySpecializations(); |
7238 | if (auto *VTSD = dyn_cast<VarTemplateSpecializationDecl>(D)) |
7239 | VTSD->getSpecializedTemplate()->LoadLazySpecializations(); |
7240 | if (auto *FD = dyn_cast<FunctionDecl>(D)) { |
7241 | if (auto *Template = FD->getPrimaryTemplate()) |
7242 | Template->LoadLazySpecializations(); |
7243 | } |
7244 | } |
7245 | |
7246 | CXXCtorInitializer ** |
7247 | ASTReader::GetExternalCXXCtorInitializers(uint64_t Offset) { |
7248 | RecordLocation Loc = getLocalBitOffset(Offset); |
7249 | BitstreamCursor &Cursor = Loc.F->DeclsCursor; |
7250 | SavedStreamPosition SavedPosition(Cursor); |
7251 | if (llvm::Error Err = Cursor.JumpToBit(Loc.Offset)) { |
7252 | Error(std::move(Err)); |
7253 | return nullptr; |
7254 | } |
7255 | ReadingKindTracker ReadingKind(Read_Decl, *this); |
7256 | |
7257 | Expected<unsigned> MaybeCode = Cursor.ReadCode(); |
7258 | if (!MaybeCode) { |
7259 | Error(MaybeCode.takeError()); |
7260 | return nullptr; |
7261 | } |
7262 | unsigned Code = MaybeCode.get(); |
7263 | |
7264 | ASTRecordReader Record(*this, *Loc.F); |
7265 | Expected<unsigned> MaybeRecCode = Record.readRecord(Cursor, Code); |
7266 | if (!MaybeRecCode) { |
7267 | Error(MaybeRecCode.takeError()); |
7268 | return nullptr; |
7269 | } |
7270 | if (MaybeRecCode.get() != DECL_CXX_CTOR_INITIALIZERS) { |
7271 | Error("malformed AST file: missing C++ ctor initializers"); |
7272 | return nullptr; |
7273 | } |
7274 | |
7275 | return Record.readCXXCtorInitializers(); |
7276 | } |
7277 | |
7278 | CXXBaseSpecifier *ASTReader::GetExternalCXXBaseSpecifiers(uint64_t Offset) { |
7279 | assert(ContextObj && "reading base specifiers with no AST context"); |
7280 | ASTContext &Context = *ContextObj; |
7281 | |
7282 | RecordLocation Loc = getLocalBitOffset(Offset); |
7283 | BitstreamCursor &Cursor = Loc.F->DeclsCursor; |
7284 | SavedStreamPosition SavedPosition(Cursor); |
7285 | if (llvm::Error Err = Cursor.JumpToBit(Loc.Offset)) { |
7286 | Error(std::move(Err)); |
7287 | return nullptr; |
7288 | } |
7289 | ReadingKindTracker ReadingKind(Read_Decl, *this); |
7290 | |
7291 | Expected<unsigned> MaybeCode = Cursor.ReadCode(); |
7292 | if (!MaybeCode) { |
7293 | Error(MaybeCode.takeError()); |
7294 | return nullptr; |
7295 | } |
7296 | unsigned Code = MaybeCode.get(); |
7297 | |
7298 | ASTRecordReader Record(*this, *Loc.F); |
7299 | Expected<unsigned> MaybeRecCode = Record.readRecord(Cursor, Code); |
7300 | if (!MaybeRecCode) { |
7301 | Error(MaybeCode.takeError()); |
7302 | return nullptr; |
7303 | } |
7304 | unsigned RecCode = MaybeRecCode.get(); |
7305 | |
7306 | if (RecCode != DECL_CXX_BASE_SPECIFIERS) { |
7307 | Error("malformed AST file: missing C++ base specifiers"); |
7308 | return nullptr; |
7309 | } |
7310 | |
7311 | unsigned NumBases = Record.readInt(); |
7312 | void *Mem = Context.Allocate(sizeof(CXXBaseSpecifier) * NumBases); |
7313 | CXXBaseSpecifier *Bases = new (Mem) CXXBaseSpecifier [NumBases]; |
7314 | for (unsigned I = 0; I != NumBases; ++I) |
7315 | Bases[I] = Record.readCXXBaseSpecifier(); |
7316 | return Bases; |
7317 | } |
7318 | |
7319 | serialization::DeclID |
7320 | ASTReader::getGlobalDeclID(ModuleFile &F, LocalDeclID LocalID) const { |
7321 | if (LocalID < NUM_PREDEF_DECL_IDS) |
7322 | return LocalID; |
7323 | |
7324 | if (!F.ModuleOffsetMap.empty()) |
7325 | ReadModuleOffsetMap(F); |
7326 | |
7327 | ContinuousRangeMap<uint32_t, int, 2>::iterator I |
7328 | = F.DeclRemap.find(LocalID - NUM_PREDEF_DECL_IDS); |
7329 | assert(I != F.DeclRemap.end() && "Invalid index into decl index remap"); |
7330 | |
7331 | return LocalID + I->second; |
7332 | } |
7333 | |
7334 | bool ASTReader::isDeclIDFromModule(serialization::GlobalDeclID ID, |
7335 | ModuleFile &M) const { |
7336 | |
7337 | if (ID < NUM_PREDEF_DECL_IDS) |
7338 | return false; |
7339 | |
7340 | return ID - NUM_PREDEF_DECL_IDS >= M.BaseDeclID && |
7341 | ID - NUM_PREDEF_DECL_IDS < M.BaseDeclID + M.LocalNumDecls; |
7342 | } |
7343 | |
7344 | ModuleFile *ASTReader::getOwningModuleFile(const Decl *D) { |
7345 | if (!D->isFromASTFile()) |
7346 | return nullptr; |
7347 | GlobalDeclMapType::const_iterator I = GlobalDeclMap.find(D->getGlobalID()); |
7348 | assert(I != GlobalDeclMap.end() && "Corrupted global declaration map"); |
7349 | return I->second; |
7350 | } |
7351 | |
7352 | SourceLocation ASTReader::getSourceLocationForDeclID(GlobalDeclID ID) { |
7353 | if (ID < NUM_PREDEF_DECL_IDS) |
7354 | return SourceLocation(); |
7355 | |
7356 | unsigned Index = ID - NUM_PREDEF_DECL_IDS; |
7357 | |
7358 | if (Index > DeclsLoaded.size()) { |
7359 | Error("declaration ID out-of-range for AST file"); |
7360 | return SourceLocation(); |
7361 | } |
7362 | |
7363 | if (Decl *D = DeclsLoaded[Index]) |
7364 | return D->getLocation(); |
7365 | |
7366 | SourceLocation Loc; |
7367 | DeclCursorForID(ID, Loc); |
7368 | return Loc; |
7369 | } |
7370 | |
7371 | static Decl *getPredefinedDecl(ASTContext &Context, PredefinedDeclIDs ID) { |
7372 | switch (ID) { |
7373 | case PREDEF_DECL_NULL_ID: |
7374 | return nullptr; |
7375 | |
7376 | case PREDEF_DECL_TRANSLATION_UNIT_ID: |
7377 | return Context.getTranslationUnitDecl(); |
7378 | |
7379 | case PREDEF_DECL_OBJC_ID_ID: |
7380 | return Context.getObjCIdDecl(); |
7381 | |
7382 | case PREDEF_DECL_OBJC_SEL_ID: |
7383 | return Context.getObjCSelDecl(); |
7384 | |
7385 | case PREDEF_DECL_OBJC_CLASS_ID: |
7386 | return Context.getObjCClassDecl(); |
7387 | |
7388 | case PREDEF_DECL_OBJC_PROTOCOL_ID: |
7389 | return Context.getObjCProtocolDecl(); |
7390 | |
7391 | case PREDEF_DECL_INT_128_ID: |
7392 | return Context.getInt128Decl(); |
7393 | |
7394 | case PREDEF_DECL_UNSIGNED_INT_128_ID: |
7395 | return Context.getUInt128Decl(); |
7396 | |
7397 | case PREDEF_DECL_OBJC_INSTANCETYPE_ID: |
7398 | return Context.getObjCInstanceTypeDecl(); |
7399 | |
7400 | case PREDEF_DECL_BUILTIN_VA_LIST_ID: |
7401 | return Context.getBuiltinVaListDecl(); |
7402 | |
7403 | case PREDEF_DECL_VA_LIST_TAG: |
7404 | return Context.getVaListTagDecl(); |
7405 | |
7406 | case PREDEF_DECL_BUILTIN_MS_VA_LIST_ID: |
7407 | return Context.getBuiltinMSVaListDecl(); |
7408 | |
7409 | case PREDEF_DECL_BUILTIN_MS_GUID_ID: |
7410 | return Context.getMSGuidTagDecl(); |
7411 | |
7412 | case PREDEF_DECL_EXTERN_C_CONTEXT_ID: |
7413 | return Context.getExternCContextDecl(); |
7414 | |
7415 | case PREDEF_DECL_MAKE_INTEGER_SEQ_ID: |
7416 | return Context.getMakeIntegerSeqDecl(); |
7417 | |
7418 | case PREDEF_DECL_CF_CONSTANT_STRING_ID: |
7419 | return Context.getCFConstantStringDecl(); |
7420 | |
7421 | case PREDEF_DECL_CF_CONSTANT_STRING_TAG_ID: |
7422 | return Context.getCFConstantStringTagDecl(); |
7423 | |
7424 | case PREDEF_DECL_TYPE_PACK_ELEMENT_ID: |
7425 | return Context.getTypePackElementDecl(); |
7426 | } |
7427 | llvm_unreachable("PredefinedDeclIDs unknown enum value"); |
7428 | } |
7429 | |
7430 | Decl *ASTReader::GetExistingDecl(DeclID ID) { |
7431 | assert(ContextObj && "reading decl with no AST context"); |
7432 | if (ID < NUM_PREDEF_DECL_IDS) { |
7433 | Decl *D = getPredefinedDecl(*ContextObj, (PredefinedDeclIDs)ID); |
7434 | if (D) { |
7435 | |
7436 | |
7437 | auto &Merged = KeyDecls[D->getCanonicalDecl()]; |
7438 | if (Merged.empty()) |
7439 | Merged.push_back(ID); |
7440 | } |
7441 | return D; |
7442 | } |
7443 | |
7444 | unsigned Index = ID - NUM_PREDEF_DECL_IDS; |
7445 | |
7446 | if (Index >= DeclsLoaded.size()) { |
7447 | assert(0 && "declaration ID out-of-range for AST file"); |
7448 | Error("declaration ID out-of-range for AST file"); |
7449 | return nullptr; |
7450 | } |
7451 | |
7452 | return DeclsLoaded[Index]; |
7453 | } |
7454 | |
7455 | Decl *ASTReader::GetDecl(DeclID ID) { |
7456 | if (ID < NUM_PREDEF_DECL_IDS) |
7457 | return GetExistingDecl(ID); |
7458 | |
7459 | unsigned Index = ID - NUM_PREDEF_DECL_IDS; |
7460 | |
7461 | if (Index >= DeclsLoaded.size()) { |
7462 | assert(0 && "declaration ID out-of-range for AST file"); |
7463 | Error("declaration ID out-of-range for AST file"); |
7464 | return nullptr; |
7465 | } |
7466 | |
7467 | if (!DeclsLoaded[Index]) { |
7468 | ReadDeclRecord(ID); |
7469 | if (DeserializationListener) |
7470 | DeserializationListener->DeclRead(ID, DeclsLoaded[Index]); |
7471 | } |
7472 | |
7473 | return DeclsLoaded[Index]; |
7474 | } |
7475 | |
7476 | DeclID ASTReader::mapGlobalIDToModuleFileGlobalID(ModuleFile &M, |
7477 | DeclID GlobalID) { |
7478 | if (GlobalID < NUM_PREDEF_DECL_IDS) |
7479 | return GlobalID; |
7480 | |
7481 | GlobalDeclMapType::const_iterator I = GlobalDeclMap.find(GlobalID); |
7482 | assert(I != GlobalDeclMap.end() && "Corrupted global declaration map"); |
7483 | ModuleFile *Owner = I->second; |
7484 | |
7485 | llvm::DenseMap<ModuleFile *, serialization::DeclID>::iterator Pos |
7486 | = M.GlobalToLocalDeclIDs.find(Owner); |
7487 | if (Pos == M.GlobalToLocalDeclIDs.end()) |
7488 | return 0; |
7489 | |
7490 | return GlobalID - Owner->BaseDeclID + Pos->second; |
7491 | } |
7492 | |
7493 | serialization::DeclID ASTReader::ReadDeclID(ModuleFile &F, |
7494 | const RecordData &Record, |
7495 | unsigned &Idx) { |
7496 | if (Idx >= Record.size()) { |
7497 | Error("Corrupted AST file"); |
7498 | return 0; |
7499 | } |
7500 | |
7501 | return getGlobalDeclID(F, Record[Idx++]); |
7502 | } |
7503 | |
7504 | |
7505 | |
7506 | |
7507 | |
7508 | |
7509 | Stmt *ASTReader::GetExternalDeclStmt(uint64_t Offset) { |
7510 | |
7511 | ClearSwitchCaseIDs(); |
7512 | |
7513 | |
7514 | RecordLocation Loc = getLocalBitOffset(Offset); |
7515 | if (llvm::Error Err = Loc.F->DeclsCursor.JumpToBit(Loc.Offset)) { |
7516 | Error(std::move(Err)); |
7517 | return nullptr; |
7518 | } |
7519 | assert(NumCurrentElementsDeserializing == 0 && |
7520 | "should not be called while already deserializing"); |
7521 | Deserializing D(this); |
7522 | return ReadStmtFromStream(*Loc.F); |
7523 | } |
7524 | |
7525 | void ASTReader::FindExternalLexicalDecls( |
7526 | const DeclContext *DC, llvm::function_ref<bool(Decl::Kind)> IsKindWeWant, |
7527 | SmallVectorImpl<Decl *> &Decls) { |
7528 | bool PredefsVisited[NUM_PREDEF_DECL_IDS] = {}; |
7529 | |
7530 | auto Visit = [&] (ModuleFile *M, LexicalContents LexicalDecls) { |
7531 | assert(LexicalDecls.size() % 2 == 0 && "expected an even number of entries"); |
7532 | for (int I = 0, N = LexicalDecls.size(); I != N; I += 2) { |
7533 | auto K = (Decl::Kind)+LexicalDecls[I]; |
7534 | if (!IsKindWeWant(K)) |
7535 | continue; |
7536 | |
7537 | auto ID = (serialization::DeclID)+LexicalDecls[I + 1]; |
7538 | |
7539 | |
7540 | |
7541 | if (ID < NUM_PREDEF_DECL_IDS) { |
7542 | if (PredefsVisited[ID]) |
7543 | continue; |
7544 | |
7545 | PredefsVisited[ID] = true; |
7546 | } |
7547 | |
7548 | if (Decl *D = GetLocalDecl(*M, ID)) { |
7549 | assert(D->getKind() == K && "wrong kind for lexical decl"); |
7550 | if (!DC->isDeclInLexicalTraversal(D)) |
7551 | Decls.push_back(D); |
7552 | } |
7553 | } |
7554 | }; |
7555 | |
7556 | if (isa<TranslationUnitDecl>(DC)) { |
7557 | for (auto Lexical : TULexicalDecls) |
7558 | Visit(Lexical.first, Lexical.second); |
7559 | } else { |
7560 | auto I = LexicalDecls.find(DC); |
7561 | if (I != LexicalDecls.end()) |
7562 | Visit(I->second.first, I->second.second); |
7563 | } |
7564 | |
7565 | ++NumLexicalDeclContextsRead; |
7566 | } |
7567 | |
7568 | namespace { |
7569 | |
7570 | class DeclIDComp { |
7571 | ASTReader &Reader; |
7572 | ModuleFile &Mod; |
7573 | |
7574 | public: |
7575 | DeclIDComp(ASTReader &Reader, ModuleFile &M) : Reader(Reader), Mod(M) {} |
7576 | |
7577 | bool operator()(LocalDeclID L, LocalDeclID R) const { |
7578 | SourceLocation LHS = getLocation(L); |
7579 | SourceLocation RHS = getLocation(R); |
7580 | return Reader.getSourceManager().isBeforeInTranslationUnit(LHS, RHS); |
7581 | } |
7582 | |
7583 | bool operator()(SourceLocation LHS, LocalDeclID R) const { |
7584 | SourceLocation RHS = getLocation(R); |
7585 | return Reader.getSourceManager().isBeforeInTranslationUnit(LHS, RHS); |
7586 | } |
7587 | |
7588 | bool operator()(LocalDeclID L, SourceLocation RHS) const { |
7589 | SourceLocation LHS = getLocation(L); |
7590 | return Reader.getSourceManager().isBeforeInTranslationUnit(LHS, RHS); |
7591 | } |
7592 | |
7593 | SourceLocation getLocation(LocalDeclID ID) const { |
7594 | return Reader.getSourceManager().getFileLoc( |
7595 | Reader.getSourceLocationForDeclID(Reader.getGlobalDeclID(Mod, ID))); |
7596 | } |
7597 | }; |
7598 | |
7599 | } |
7600 | |
7601 | void ASTReader::FindFileRegionDecls(FileID File, |
7602 | unsigned Offset, unsigned Length, |
7603 | SmallVectorImpl<Decl *> &Decls) { |
7604 | SourceManager &SM = getSourceManager(); |
7605 | |
7606 | llvm::DenseMap<FileID, FileDeclsInfo>::iterator I = FileDeclIDs.find(File); |
7607 | if (I == FileDeclIDs.end()) |
7608 | return; |
7609 | |
7610 | FileDeclsInfo &DInfo = I->second; |
7611 | if (DInfo.Decls.empty()) |
7612 | return; |
7613 | |
7614 | SourceLocation |
7615 | BeginLoc = SM.getLocForStartOfFile(File).getLocWithOffset(Offset); |
7616 | SourceLocation EndLoc = BeginLoc.getLocWithOffset(Length); |
7617 | |
7618 | DeclIDComp DIDComp(*this, *DInfo.Mod); |
7619 | ArrayRef<serialization::LocalDeclID>::iterator BeginIt = |
7620 | llvm::lower_bound(DInfo.Decls, BeginLoc, DIDComp); |
7621 | if (BeginIt != DInfo.Decls.begin()) |
7622 | --BeginIt; |
7623 | |
7624 | |
7625 | |
7626 | |
7627 | while (BeginIt != DInfo.Decls.begin() && |
7628 | GetDecl(getGlobalDeclID(*DInfo.Mod, *BeginIt)) |
7629 | ->isTopLevelDeclInObjCContainer()) |
7630 | --BeginIt; |
7631 | |
7632 | ArrayRef<serialization::LocalDeclID>::iterator EndIt = |
7633 | llvm::upper_bound(DInfo.Decls, EndLoc, DIDComp); |
7634 | if (EndIt != DInfo.Decls.end()) |
7635 | ++EndIt; |
7636 | |
7637 | for (ArrayRef<serialization::LocalDeclID>::iterator |
7638 | DIt = BeginIt; DIt != EndIt; ++DIt) |
7639 | Decls.push_back(GetDecl(getGlobalDeclID(*DInfo.Mod, *DIt))); |
7640 | } |
7641 | |
7642 | bool |
7643 | ASTReader::FindExternalVisibleDeclsByName(const DeclContext *DC, |
7644 | DeclarationName Name) { |
7645 | assert(DC->hasExternalVisibleStorage() && DC == DC->getPrimaryContext() && |
7646 | "DeclContext has no visible decls in storage"); |
7647 | if (!Name) |
7648 | return false; |
7649 | |
7650 | auto It = Lookups.find(DC); |
7651 | if (It == Lookups.end()) |
7652 | return false; |
7653 | |
7654 | Deserializing LookupResults(this); |
7655 | |
7656 | |
7657 | SmallVector<NamedDecl *, 64> Decls; |
7658 | llvm::SmallPtrSet<NamedDecl *, 8> Found; |
7659 | for (DeclID ID : It->second.Table.find(Name)) { |
7660 | NamedDecl *ND = cast<NamedDecl>(GetDecl(ID)); |
7661 | if (ND->getDeclName() == Name && Found.insert(ND).second) |
7662 | Decls.push_back(ND); |
7663 | } |
7664 | |
7665 | ++NumVisibleDeclContextsRead; |
7666 | SetExternalVisibleDeclsForName(DC, Name, Decls); |
7667 | return !Decls.empty(); |
7668 | } |
7669 | |
7670 | void ASTReader::completeVisibleDeclsMap(const DeclContext *DC) { |
7671 | if (!DC->hasExternalVisibleStorage()) |
7672 | return; |
7673 | |
7674 | auto It = Lookups.find(DC); |
7675 | assert(It != Lookups.end() && |
7676 | "have external visible storage but no lookup tables"); |
7677 | |
7678 | DeclsMap Decls; |
7679 | |
7680 | for (DeclID ID : It->second.Table.findAll()) { |
7681 | NamedDecl *ND = cast<NamedDecl>(GetDecl(ID)); |
7682 | Decls[ND->getDeclName()].push_back(ND); |
7683 | } |
7684 | |
7685 | ++NumVisibleDeclContextsRead; |
7686 | |
7687 | for (DeclsMap::iterator I = Decls.begin(), E = Decls.end(); I != E; ++I) { |
7688 | SetExternalVisibleDeclsForName(DC, I->first, I->second); |
7689 | } |
7690 | const_cast<DeclContext *>(DC)->setHasExternalVisibleStorage(false); |
7691 | } |
7692 | |
7693 | const serialization::reader::DeclContextLookupTable * |
7694 | ASTReader::getLoadedLookupTables(DeclContext *Primary) const { |
7695 | auto I = Lookups.find(Primary); |
7696 | return I == Lookups.end() ? nullptr : &I->second; |
7697 | } |
7698 | |
7699 | |
7700 | |
7701 | |
7702 | |
7703 | static void PassObjCImplDeclToConsumer(ObjCImplDecl *ImplD, |
7704 | ASTConsumer *Consumer) { |
7705 | assert(ImplD && Consumer); |
7706 | |
7707 | for (auto *I : ImplD->methods()) |
7708 | Consumer->HandleInterestingDecl(DeclGroupRef(I)); |
7709 | |
7710 | Consumer->HandleInterestingDecl(DeclGroupRef(ImplD)); |
7711 | } |
7712 | |
7713 | void ASTReader::PassInterestingDeclToConsumer(Decl *D) { |
7714 | if (ObjCImplDecl *ImplD = dyn_cast<ObjCImplDecl>(D)) |
7715 | PassObjCImplDeclToConsumer(ImplD, Consumer); |
7716 | else |
7717 | Consumer->HandleInterestingDecl(DeclGroupRef(D)); |
7718 | } |
7719 | |
7720 | void ASTReader::StartTranslationUnit(ASTConsumer *Consumer) { |
7721 | this->Consumer = Consumer; |
7722 | |
7723 | if (Consumer) |
7724 | PassInterestingDeclsToConsumer(); |
7725 | |
7726 | if (DeserializationListener) |
7727 | DeserializationListener->ReaderInitialized(this); |
7728 | } |
7729 | |
7730 | void ASTReader::PrintStats() { |
7731 | std::fprintf(stderr, "*** AST File Statistics:\n"); |
7732 | |
7733 | unsigned NumTypesLoaded |
7734 | = TypesLoaded.size() - std::count(TypesLoaded.begin(), TypesLoaded.end(), |
7735 | QualType()); |
7736 | unsigned NumDeclsLoaded |
7737 | = DeclsLoaded.size() - std::count(DeclsLoaded.begin(), DeclsLoaded.end(), |
7738 | (Decl *)nullptr); |
7739 | unsigned NumIdentifiersLoaded |
7740 | = IdentifiersLoaded.size() - std::count(IdentifiersLoaded.begin(), |
7741 | IdentifiersLoaded.end(), |
7742 | (IdentifierInfo *)nullptr); |
7743 | unsigned NumMacrosLoaded |
7744 | = MacrosLoaded.size() - std::count(MacrosLoaded.begin(), |
7745 | MacrosLoaded.end(), |
7746 | (MacroInfo *)nullptr); |
7747 | unsigned NumSelectorsLoaded |
7748 | = SelectorsLoaded.size() - std::count(SelectorsLoaded.begin(), |
7749 | SelectorsLoaded.end(), |
7750 | Selector()); |
7751 | |
7752 | if (unsigned TotalNumSLocEntries = getTotalNumSLocs()) |
7753 | std::fprintf(stderr, " %u/%u source location entries read (%f%%)\n", |
7754 | NumSLocEntriesRead, TotalNumSLocEntries, |
7755 | ((float)NumSLocEntriesRead/TotalNumSLocEntries * 100)); |
7756 | if (!TypesLoaded.empty()) |
7757 | std::fprintf(stderr, " %u/%u types read (%f%%)\n", |
7758 | NumTypesLoaded, (unsigned)TypesLoaded.size(), |
7759 | ((float)NumTypesLoaded/TypesLoaded.size() * 100)); |
7760 | if (!DeclsLoaded.empty()) |
7761 | std::fprintf(stderr, " %u/%u declarations read (%f%%)\n", |
7762 | NumDeclsLoaded, (unsigned)DeclsLoaded.size(), |
7763 | ((float)NumDeclsLoaded/DeclsLoaded.size() * 100)); |
7764 | if (!IdentifiersLoaded.empty()) |
7765 | std::fprintf(stderr, " %u/%u identifiers read (%f%%)\n", |
7766 | NumIdentifiersLoaded, (unsigned)IdentifiersLoaded.size(), |
7767 | ((float)NumIdentifiersLoaded/IdentifiersLoaded.size() * 100)); |
7768 | if (!MacrosLoaded.empty()) |
7769 | std::fprintf(stderr, " %u/%u macros read (%f%%)\n", |
7770 | NumMacrosLoaded, (unsigned)MacrosLoaded.size(), |
7771 | ((float)NumMacrosLoaded/MacrosLoaded.size() * 100)); |
7772 | if (!SelectorsLoaded.empty()) |
7773 | std::fprintf(stderr, " %u/%u selectors read (%f%%)\n", |
7774 | NumSelectorsLoaded, (unsigned)SelectorsLoaded.size(), |
7775 | ((float)NumSelectorsLoaded/SelectorsLoaded.size() * 100)); |
7776 | if (TotalNumStatements) |
7777 | std::fprintf(stderr, " %u/%u statements read (%f%%)\n", |
7778 | NumStatementsRead, TotalNumStatements, |
7779 | ((float)NumStatementsRead/TotalNumStatements * 100)); |
7780 | if (TotalNumMacros) |
7781 | std::fprintf(stderr, " %u/%u macros read (%f%%)\n", |
7782 | NumMacrosRead, TotalNumMacros, |
7783 | ((float)NumMacrosRead/TotalNumMacros * 100)); |
7784 | if (TotalLexicalDeclContexts) |
7785 | std::fprintf(stderr, " %u/%u lexical declcontexts read (%f%%)\n", |
7786 | NumLexicalDeclContextsRead, TotalLexicalDeclContexts, |
7787 | ((float)NumLexicalDeclContextsRead/TotalLexicalDeclContexts |
7788 | * 100)); |
7789 | if (TotalVisibleDeclContexts) |
7790 | std::fprintf(stderr, " %u/%u visible declcontexts read (%f%%)\n", |
7791 | NumVisibleDeclContextsRead, TotalVisibleDeclContexts, |
7792 | ((float)NumVisibleDeclContextsRead/TotalVisibleDeclContexts |
7793 | * 100)); |
7794 | if (TotalNumMethodPoolEntries) |
7795 | std::fprintf(stderr, " %u/%u method pool entries read (%f%%)\n", |
7796 | NumMethodPoolEntriesRead, TotalNumMethodPoolEntries, |
7797 | ((float)NumMethodPoolEntriesRead/TotalNumMethodPoolEntries |
7798 | * 100)); |
7799 | if (NumMethodPoolLookups) |
7800 | std::fprintf(stderr, " %u/%u method pool lookups succeeded (%f%%)\n", |
7801 | NumMethodPoolHits, NumMethodPoolLookups, |
7802 | ((float)NumMethodPoolHits/NumMethodPoolLookups * 100.0)); |
7803 | if (NumMethodPoolTableLookups) |
7804 | std::fprintf(stderr, " %u/%u method pool table lookups succeeded (%f%%)\n", |
7805 | NumMethodPoolTableHits, NumMethodPoolTableLookups, |
7806 | ((float)NumMethodPoolTableHits/NumMethodPoolTableLookups |
7807 | * 100.0)); |
7808 | if (NumIdentifierLookupHits) |
7809 | std::fprintf(stderr, |
7810 | " %u / %u identifier table lookups succeeded (%f%%)\n", |
7811 | NumIdentifierLookupHits, NumIdentifierLookups, |
7812 | (double)NumIdentifierLookupHits*100.0/NumIdentifierLookups); |
7813 | |
7814 | if (GlobalIndex) { |
7815 | std::fprintf(stderr, "\n"); |
7816 | GlobalIndex->printStats(); |
7817 | } |
7818 | |
7819 | std::fprintf(stderr, "\n"); |
7820 | dump(); |
7821 | std::fprintf(stderr, "\n"); |
7822 | } |
7823 | |
7824 | template<typename Key, typename ModuleFile, unsigned InitialCapacity> |
7825 | LLVM_DUMP_METHOD static void |
7826 | dumpModuleIDMap(StringRef Name, |
7827 | const ContinuousRangeMap<Key, ModuleFile *, |
7828 | InitialCapacity> &Map) { |
7829 | if (Map.begin() == Map.end()) |
7830 | return; |
7831 | |
7832 | using MapType = ContinuousRangeMap<Key, ModuleFile *, InitialCapacity>; |
7833 | |
7834 | llvm::errs() << Name << ":\n"; |
7835 | for (typename MapType::const_iterator I = Map.begin(), IEnd = Map.end(); |
7836 | I != IEnd; ++I) { |
7837 | llvm::errs() << " " << I->first << " -> " << I->second->FileName |
7838 | << "\n"; |
7839 | } |
7840 | } |
7841 | |
7842 | LLVM_DUMP_METHOD void ASTReader::dump() { |
7843 | llvm::errs() << "*** PCH/ModuleFile Remappings:\n"; |
7844 | dumpModuleIDMap("Global bit offset map", GlobalBitOffsetsMap); |
7845 | dumpModuleIDMap("Global source location entry map", GlobalSLocEntryMap); |
7846 | dumpModuleIDMap("Global type map", GlobalTypeMap); |
7847 | dumpModuleIDMap("Global declaration map", GlobalDeclMap); |
7848 | dumpModuleIDMap("Global identifier map", GlobalIdentifierMap); |
7849 | dumpModuleIDMap("Global macro map", GlobalMacroMap); |
7850 | dumpModuleIDMap("Global submodule map", GlobalSubmoduleMap); |
7851 | dumpModuleIDMap("Global selector map", GlobalSelectorMap); |
7852 | dumpModuleIDMap("Global preprocessed entity map", |
7853 | GlobalPreprocessedEntityMap); |
7854 | |
7855 | llvm::errs() << "\n*** PCH/Modules Loaded:"; |
7856 | for (ModuleFile &M : ModuleMgr) |
7857 | M.dump(); |
7858 | } |
7859 | |
7860 | |
7861 | |
7862 | void ASTReader::getMemoryBufferSizes(MemoryBufferSizes &sizes) const { |
7863 | for (ModuleFile &I : ModuleMgr) { |
7864 | if (llvm::MemoryBuffer *buf = I.Buffer) { |
7865 | size_t bytes = buf->getBufferSize(); |
7866 | switch (buf->getBufferKind()) { |
7867 | case llvm::MemoryBuffer::MemoryBuffer_Malloc: |
7868 | sizes.malloc_bytes += bytes; |
7869 | break; |
7870 | case llvm::MemoryBuffer::MemoryBuffer_MMap: |
7871 | sizes.mmap_bytes += bytes; |
7872 | break; |
7873 | } |
7874 | } |
7875 | } |
7876 | } |
7877 | |
7878 | void ASTReader::InitializeSema(Sema &S) { |
7879 | SemaObj = &S; |
7880 | S.addExternalSource(this); |
7881 | |
7882 | |
7883 | |
7884 | for (uint64_t ID : PreloadedDeclIDs) { |
7885 | NamedDecl *D = cast<NamedDecl>(GetDecl(ID)); |
7886 | pushExternalDeclIntoScope(D, D->getDeclName()); |
7887 | } |
7888 | PreloadedDeclIDs.clear(); |
7889 | |
7890 | |
7891 | if (!FPPragmaOptions.empty()) { |
7892 | assert(FPPragmaOptions.size() == 1 && "Wrong number of FP_PRAGMA_OPTIONS"); |
7893 | FPOptionsOverride NewOverrides = |
7894 | FPOptionsOverride::getFromOpaqueInt(FPPragmaOptions[0]); |
7895 | SemaObj->CurFPFeatures = |
7896 | NewOverrides.applyOverrides(SemaObj->getLangOpts()); |
7897 | } |
7898 | |
7899 | SemaObj->OpenCLFeatures = OpenCLExtensions; |
7900 | |
7901 | UpdateSema(); |
7902 | } |
7903 | |
7904 | void ASTReader::UpdateSema() { |
7905 | assert(SemaObj && "no Sema to update"); |
7906 | |
7907 | |
7908 | |
7909 | if (!SemaDeclRefs.empty()) { |
7910 | assert(SemaDeclRefs.size() % 3 == 0); |
7911 | for (unsigned I = 0; I != SemaDeclRefs.size(); I += 3) { |
7912 | if (!SemaObj->StdNamespace) |
7913 | SemaObj->StdNamespace = SemaDeclRefs[I]; |
7914 | if (!SemaObj->StdBadAlloc) |
7915 | SemaObj->StdBadAlloc = SemaDeclRefs[I+1]; |
7916 | if (!SemaObj->StdAlignValT) |
7917 | SemaObj->StdAlignValT = SemaDeclRefs[I+2]; |
7918 | } |
7919 | SemaDeclRefs.clear(); |
7920 | } |
7921 | |
7922 | |
7923 | |
7924 | if(OptimizeOffPragmaLocation.isValid()) |
7925 | SemaObj->ActOnPragmaOptimize( false, OptimizeOffPragmaLocation); |
7926 | if (PragmaMSStructState != -1) |
7927 | SemaObj->ActOnPragmaMSStruct((PragmaMSStructKind)PragmaMSStructState); |
7928 | if (PointersToMembersPragmaLocation.isValid()) { |
7929 | SemaObj->ActOnPragmaMSPointersToMembers( |
7930 | (LangOptions::PragmaMSPointersToMembersKind) |
7931 | PragmaMSPointersToMembersState, |
7932 | PointersToMembersPragmaLocation); |
7933 | } |
7934 | SemaObj->ForceCUDAHostDeviceDepth = ForceCUDAHostDeviceDepth; |
7935 | |
7936 | if (PragmaAlignPackCurrentValue) { |
7937 | |
7938 | |
7939 | |
7940 | bool DropFirst = false; |
7941 | if (!PragmaAlignPackStack.empty() && |
7942 | PragmaAlignPackStack.front().Location.isInvalid()) { |
7943 | assert(PragmaAlignPackStack.front().Value == |
7944 | SemaObj->AlignPackStack.DefaultValue && |
7945 | "Expected a default alignment value"); |
7946 | SemaObj->AlignPackStack.Stack.emplace_back( |
7947 | PragmaAlignPackStack.front().SlotLabel, |
7948 | SemaObj->AlignPackStack.CurrentValue, |
7949 | SemaObj->AlignPackStack.CurrentPragmaLocation, |
7950 | PragmaAlignPackStack.front().PushLocation); |
7951 | DropFirst = true; |
7952 | } |
7953 | for (const auto &Entry : llvm::makeArrayRef(PragmaAlignPackStack) |
7954 | .drop_front(DropFirst ? 1 : 0)) { |
7955 | SemaObj->AlignPackStack.Stack.emplace_back( |
7956 | Entry.SlotLabel, Entry.Value, Entry.Location, Entry.PushLocation); |
7957 | } |
7958 | if (PragmaAlignPackCurrentLocation.isInvalid()) { |
7959 | assert(*PragmaAlignPackCurrentValue == |
7960 | SemaObj->AlignPackStack.DefaultValue && |
7961 | "Expected a default align and pack value"); |
7962 | |
7963 | } else { |
7964 | SemaObj->AlignPackStack.CurrentValue = *PragmaAlignPackCurrentValue; |
7965 | SemaObj->AlignPackStack.CurrentPragmaLocation = |
7966 | PragmaAlignPackCurrentLocation; |
7967 | } |
7968 | } |
7969 | if (FpPragmaCurrentValue) { |
7970 | |
7971 | |
7972 | |
7973 | bool DropFirst = false; |
7974 | if (!FpPragmaStack.empty() && FpPragmaStack.front().Location.isInvalid()) { |
7975 | assert(FpPragmaStack.front().Value == |
7976 | SemaObj->FpPragmaStack.DefaultValue && |
7977 | "Expected a default pragma float_control value"); |
7978 | SemaObj->FpPragmaStack.Stack.emplace_back( |
7979 | FpPragmaStack.front().SlotLabel, SemaObj->FpPragmaStack.CurrentValue, |
7980 | SemaObj->FpPragmaStack.CurrentPragmaLocation, |
7981 | FpPragmaStack.front().PushLocation); |
7982 | DropFirst = true; |
7983 | } |
7984 | for (const auto &Entry : |
7985 | llvm::makeArrayRef(FpPragmaStack).drop_front(DropFirst ? 1 : 0)) |
7986 | SemaObj->FpPragmaStack.Stack.emplace_back( |
7987 | Entry.SlotLabel, Entry.Value, Entry.Location, Entry.PushLocation); |
7988 | if (FpPragmaCurrentLocation.isInvalid()) { |
7989 | assert(*FpPragmaCurrentValue == SemaObj->FpPragmaStack.DefaultValue && |
7990 | "Expected a default pragma float_control value"); |
7991 | |
7992 | } else { |
7993 | SemaObj->FpPragmaStack.CurrentValue = *FpPragmaCurrentValue; |
7994 | SemaObj->FpPragmaStack.CurrentPragmaLocation = FpPragmaCurrentLocation; |
7995 | } |
7996 | } |
7997 | |
7998 | |
7999 | for (auto &Import : ImportedModules) { |
8000 | if (Import.ImportLoc.isInvalid()) |
8001 | continue; |
8002 | if (Module *Imported = getSubmodule(Import.ID)) { |
8003 | SemaObj->makeModuleVisible(Imported, Import.ImportLoc); |
8004 | } |
8005 | } |
8006 | } |
8007 | |
8008 | IdentifierInfo *ASTReader::get(StringRef Name) { |
8009 | |
8010 | Deserializing AnIdentifier(this); |
8011 | |
8012 | IdentifierLookupVisitor Visitor(Name, 0, |
8013 | NumIdentifierLookups, |
8014 | NumIdentifierLookupHits); |
8015 | |
8016 | |
8017 | |
8018 | |
8019 | |
8020 | if (PP.getLangOpts().CPlusPlus) { |
8021 | for (auto F : ModuleMgr.pch_modules()) |
8022 | if (Visitor(*F)) |
8023 | break; |
8024 | } else { |
8025 | |
8026 | |
8027 | GlobalModuleIndex::HitSet Hits; |
8028 | GlobalModuleIndex::HitSet *HitsPtr = nullptr; |
8029 | if (!loadGlobalIndex()) { |
8030 | if (GlobalIndex->lookupIdentifier(Name, Hits)) { |
8031 | HitsPtr = &Hits; |
8032 | } |
8033 | } |
8034 | |
8035 | ModuleMgr.visit(Visitor, HitsPtr); |
8036 | } |
8037 | |
8038 | IdentifierInfo *II = Visitor.getIdentifierInfo(); |
8039 | markIdentifierUpToDate(II); |
8040 | return II; |
8041 | } |
8042 | |
8043 | namespace clang { |
8044 | |
8045 | |
8046 | |
8047 | class ASTIdentifierIterator : public IdentifierIterator { |
8048 | |
8049 | const ASTReader &Reader; |
8050 | |
8051 | |
8052 | |
8053 | unsigned Index; |
8054 | |
8055 | |
8056 | |
8057 | ASTIdentifierLookupTable::key_iterator Current; |
8058 | |
8059 | |
8060 | |
8061 | ASTIdentifierLookupTable::key_iterator End; |
8062 | |
8063 | |
8064 | bool SkipModules; |
8065 | |
8066 | public: |
8067 | explicit ASTIdentifierIterator(const ASTReader &Reader, |
8068 | bool SkipModules = false); |
8069 | |
8070 | StringRef Next() override; |
8071 | }; |
8072 | |
8073 | } |
8074 | |
8075 | ASTIdentifierIterator::ASTIdentifierIterator(const ASTReader &Reader, |
8076 | bool SkipModules) |
8077 | : Reader(Reader), Index(Reader.ModuleMgr.size()), SkipModules(SkipModules) { |
8078 | } |
8079 | |
8080 | StringRef ASTIdentifierIterator::Next() { |
8081 | while (Current == End) { |
8082 | |
8083 | if (Index == 0) |
8084 | return StringRef(); |
8085 | |
8086 | --Index; |
8087 | ModuleFile &F = Reader.ModuleMgr[Index]; |
8088 | if (SkipModules && F.isModule()) |
8089 | continue; |
8090 | |
8091 | ASTIdentifierLookupTable *IdTable = |
8092 | (ASTIdentifierLookupTable *)F.IdentifierLookupTable; |
8093 | Current = IdTable->key_begin(); |
8094 | End = IdTable->key_end(); |
8095 | } |
8096 | |
8097 | |
8098 | |
8099 | StringRef Result = *Current; |
8100 | ++Current; |
8101 | return Result; |
8102 | } |
8103 | |
8104 | namespace { |
8105 | |
8106 | |
8107 | class ChainedIdentifierIterator : public IdentifierIterator { |
8108 | std::unique_ptr<IdentifierIterator> Current; |
8109 | std::unique_ptr<IdentifierIterator> Queued; |
8110 | |
8111 | public: |
8112 | ChainedIdentifierIterator(std::unique_ptr<IdentifierIterator> First, |
8113 | std::unique_ptr<IdentifierIterator> Second) |
8114 | : Current(std::move(First)), Queued(std::move(Second)) {} |
8115 | |
8116 | StringRef Next() override { |
8117 | if (!Current) |
8118 | return StringRef(); |
8119 | |
8120 | StringRef result = Current->Next(); |
8121 | if (!result.empty()) |
8122 | return result; |
8123 | |
8124 | |
8125 | Current.reset(); |
8126 | std::swap(Current, Queued); |
8127 | return Next(); |
8128 | } |
8129 | }; |
8130 | |
8131 | } |
8132 | |
8133 | IdentifierIterator *ASTReader::getIdentifiers() { |
8134 | if (!loadGlobalIndex()) { |
8135 | std::unique_ptr<IdentifierIterator> ReaderIter( |
8136 | new ASTIdentifierIterator(*this, true)); |
8137 | std::unique_ptr<IdentifierIterator> ModulesIter( |
8138 | GlobalIndex->createIdentifierIterator()); |
8139 | return new ChainedIdentifierIterator(std::move(ReaderIter), |
8140 | std::move(ModulesIter)); |
8141 | } |
8142 | |
8143 | return new ASTIdentifierIterator(*this); |
8144 | } |
8145 | |
8146 | namespace clang { |
8147 | namespace serialization { |
8148 | |
8149 | class ReadMethodPoolVisitor { |
8150 | ASTReader &Reader; |
8151 | Selector Sel; |
8152 | unsigned PriorGeneration; |
8153 | unsigned InstanceBits = 0; |
8154 | unsigned FactoryBits = 0; |
8155 | bool InstanceHasMoreThanOneDecl = false; |
8156 | bool FactoryHasMoreThanOneDecl = false; |
8157 | SmallVector<ObjCMethodDecl *, 4> InstanceMethods; |
8158 | SmallVector<ObjCMethodDecl *, 4> FactoryMethods; |
8159 | |
8160 | public: |
8161 | ReadMethodPoolVisitor(ASTReader &Reader, Selector Sel, |
8162 | unsigned PriorGeneration) |
8163 | : Reader(Reader), Sel(Sel), PriorGeneration(PriorGeneration) {} |
8164 | |
8165 | bool operator()(ModuleFile &M) { |
8166 | if (!M.SelectorLookupTable) |
8167 | return false; |
8168 | |
8169 | |
8170 | if (M.Generation <= PriorGeneration) |
8171 | return true; |
8172 | |
8173 | ++Reader.NumMethodPoolTableLookups; |
8174 | ASTSelectorLookupTable *PoolTable |
8175 | = (ASTSelectorLookupTable*)M.SelectorLookupTable; |
8176 | ASTSelectorLookupTable::iterator Pos = PoolTable->find(Sel); |
8177 | if (Pos == PoolTable->end()) |
8178 | return false; |
8179 | |
8180 | ++Reader.NumMethodPoolTableHits; |
8181 | ++Reader.NumSelectorsRead; |
8182 | |
8183 | |
8184 | |
8185 | ++Reader.NumMethodPoolEntriesRead; |
8186 | ASTSelectorLookupTrait::data_type Data = *Pos; |
8187 | if (Reader.DeserializationListener) |
8188 | Reader.DeserializationListener->SelectorRead(Data.ID, Sel); |
8189 | |
8190 | InstanceMethods.append(Data.Instance.begin(), Data.Instance.end()); |
8191 | FactoryMethods.append(Data.Factory.begin(), Data.Factory.end()); |
8192 | InstanceBits = Data.InstanceBits; |
8193 | FactoryBits = Data.FactoryBits; |
8194 | InstanceHasMoreThanOneDecl = Data.InstanceHasMoreThanOneDecl; |
8195 | FactoryHasMoreThanOneDecl = Data.FactoryHasMoreThanOneDecl; |
8196 | return true; |
8197 | } |
8198 | |
8199 | |
8200 | ArrayRef<ObjCMethodDecl *> getInstanceMethods() const { |
8201 | return InstanceMethods; |
8202 | } |
8203 | |
8204 | |
8205 | ArrayRef<ObjCMethodDecl *> getFactoryMethods() const { |
8206 | return FactoryMethods; |
8207 | } |
8208 | |
8209 | unsigned getInstanceBits() const { return InstanceBits; } |
8210 | unsigned getFactoryBits() const { return FactoryBits; } |
8211 | |
8212 | bool instanceHasMoreThanOneDecl() const { |
8213 | return InstanceHasMoreThanOneDecl; |
8214 | } |
8215 | |
8216 | bool factoryHasMoreThanOneDecl() const { return FactoryHasMoreThanOneDecl; } |
8217 | }; |
8218 | |
8219 | } |
8220 | } |
8221 | |
8222 | |
8223 | static void addMethodsToPool(Sema &S, ArrayRef<ObjCMethodDecl *> Methods, |
8224 | ObjCMethodList &List) { |
8225 | for (unsigned I = 0, N = Methods.size(); I != N; ++I) { |
8226 | S.addMethodToGlobalList(&List, Methods[I]); |
8227 | } |
8228 | } |
8229 | |
8230 | void ASTReader::ReadMethodPool(Selector Sel) { |
8231 | |
8232 | unsigned &Generation = SelectorGeneration[Sel]; |
8233 | unsigned PriorGeneration = Generation; |
8234 | Generation = getGeneration(); |
8235 | SelectorOutOfDate[Sel] = false; |
8236 | |
8237 | |
8238 | ++NumMethodPoolLookups; |
8239 | ReadMethodPoolVisitor Visitor(*this, Sel, PriorGeneration); |
8240 | ModuleMgr.visit(Visitor); |
8241 | |
8242 | if (Visitor.getInstanceMethods().empty() && |
8243 | Visitor.getFactoryMethods().empty()) |
8244 | return; |
8245 | |
8246 | ++NumMethodPoolHits; |
8247 | |
8248 | if (!getSema()) |
8249 | return; |
8250 | |
8251 | Sema &S = *getSema(); |
8252 | Sema::GlobalMethodPool::iterator Pos |
8253 | = S.MethodPool.insert(std::make_pair(Sel, Sema::GlobalMethods())).first; |
8254 | |
8255 | Pos->second.first.setBits(Visitor.getInstanceBits()); |
8256 | Pos->second.first.setHasMoreThanOneDecl(Visitor.instanceHasMoreThanOneDecl()); |
8257 | Pos->second.second.setBits(Visitor.getFactoryBits()); |
8258 | Pos->second.second.setHasMoreThanOneDecl(Visitor.factoryHasMoreThanOneDecl()); |
8259 | |
8260 | |
8261 | |
8262 | |
8263 | addMethodsToPool(S, Visitor.getInstanceMethods(), Pos->second.first); |
8264 | addMethodsToPool(S, Visitor.getFactoryMethods(), Pos->second.second); |
8265 | } |
8266 | |
8267 | void ASTReader::updateOutOfDateSelector(Selector Sel) { |
8268 | if (SelectorOutOfDate[Sel]) |
8269 | ReadMethodPool(Sel); |
8270 | } |
8271 | |
8272 | void ASTReader::ReadKnownNamespaces( |
8273 | SmallVectorImpl<NamespaceDecl *> &Namespaces) { |
8274 | Namespaces.clear(); |
8275 | |
8276 | for (unsigned I = 0, N = KnownNamespaces.size(); I != N; ++I) { |
8277 | if (NamespaceDecl *Namespace |
8278 | = dyn_cast_or_null<NamespaceDecl>(GetDecl(KnownNamespaces[I]))) |
8279 | Namespaces.push_back(Namespace); |
8280 | } |
8281 | } |
8282 | |
8283 | void ASTReader::ReadUndefinedButUsed( |
8284 | llvm::MapVector<NamedDecl *, SourceLocation> &Undefined) { |
8285 | for (unsigned Idx = 0, N = UndefinedButUsed.size(); Idx != N;) { |
8286 | NamedDecl *D = cast<NamedDecl>(GetDecl(UndefinedButUsed[Idx++])); |
8287 | SourceLocation Loc = |
8288 | SourceLocation::getFromRawEncoding(UndefinedButUsed[Idx++]); |
8289 | Undefined.insert(std::make_pair(D, Loc)); |
8290 | } |
8291 | } |
8292 | |
8293 | void ASTReader::ReadMismatchingDeleteExpressions(llvm::MapVector< |
8294 | FieldDecl *, llvm::SmallVector<std::pair<SourceLocation, bool>, 4>> & |
8295 | Exprs) { |
8296 | for (unsigned Idx = 0, N = DelayedDeleteExprs.size(); Idx != N;) { |
8297 | FieldDecl *FD = cast<FieldDecl>(GetDecl(DelayedDeleteExprs[Idx++])); |
8298 | uint64_t Count = DelayedDeleteExprs[Idx++]; |
8299 | for (uint64_t C = 0; C < Count; ++C) { |
8300 | SourceLocation DeleteLoc = |
8301 | SourceLocation::getFromRawEncoding(DelayedDeleteExprs[Idx++]); |
8302 | const bool IsArrayForm = DelayedDeleteExprs[Idx++]; |
8303 | Exprs[FD].push_back(std::make_pair(DeleteLoc, IsArrayForm)); |
8304 | } |
8305 | } |
8306 | } |
8307 | |
8308 | void ASTReader::ReadTentativeDefinitions( |
8309 | SmallVectorImpl<VarDecl *> &TentativeDefs) { |
8310 | for (unsigned I = 0, N = TentativeDefinitions.size(); I != N; ++I) { |
8311 | VarDecl *Var = dyn_cast_or_null<VarDecl>(GetDecl(TentativeDefinitions[I])); |
8312 | if (Var) |
8313 | TentativeDefs.push_back(Var); |
8314 | } |
8315 | TentativeDefinitions.clear(); |
8316 | } |
8317 | |
8318 | void ASTReader::ReadUnusedFileScopedDecls( |
8319 | SmallVectorImpl<const DeclaratorDecl *> &Decls) { |
8320 | for (unsigned I = 0, N = UnusedFileScopedDecls.size(); I != N; ++I) { |
8321 | DeclaratorDecl *D |
8322 | = dyn_cast_or_null<DeclaratorDecl>(GetDecl(UnusedFileScopedDecls[I])); |
8323 | if (D) |
8324 | Decls.push_back(D); |
8325 | } |
8326 | UnusedFileScopedDecls.clear(); |
8327 | } |
8328 | |
8329 | void ASTReader::ReadDelegatingConstructors( |
8330 | SmallVectorImpl<CXXConstructorDecl *> &Decls) { |
8331 | for (unsigned I = 0, N = DelegatingCtorDecls.size(); I != N; ++I) { |
8332 | CXXConstructorDecl *D |
8333 | = dyn_cast_or_null<CXXConstructorDecl>(GetDecl(DelegatingCtorDecls[I])); |
8334 | if (D) |
8335 | Decls.push_back(D); |
8336 | } |
8337 | DelegatingCtorDecls.clear(); |
8338 | } |
8339 | |
8340 | void ASTReader::ReadExtVectorDecls(SmallVectorImpl<TypedefNameDecl *> &Decls) { |
8341 | for (unsigned I = 0, N = ExtVectorDecls.size(); I != N; ++I) { |
8342 | TypedefNameDecl *D |
8343 | = dyn_cast_or_null<TypedefNameDecl>(GetDecl(ExtVectorDecls[I])); |
8344 | if (D) |
8345 | Decls.push_back(D); |
8346 | } |
8347 | ExtVectorDecls.clear(); |
8348 | } |
8349 | |
8350 | void ASTReader::ReadUnusedLocalTypedefNameCandidates( |
8351 | llvm::SmallSetVector<const TypedefNameDecl *, 4> &Decls) { |
8352 | for (unsigned I = 0, N = UnusedLocalTypedefNameCandidates.size(); I != N; |
8353 | ++I) { |
8354 | TypedefNameDecl *D = dyn_cast_or_null<TypedefNameDecl>( |
8355 | GetDecl(UnusedLocalTypedefNameCandidates[I])); |
8356 | if (D) |
8357 | Decls.insert(D); |
8358 | } |
8359 | UnusedLocalTypedefNameCandidates.clear(); |
8360 | } |
8361 | |
8362 | void ASTReader::ReadDeclsToCheckForDeferredDiags( |
8363 | llvm::SmallSetVector<Decl *, 4> &Decls) { |
8364 | for (auto I : DeclsToCheckForDeferredDiags) { |
8365 | auto *D = dyn_cast_or_null<Decl>(GetDecl(I)); |
8366 | if (D) |
8367 | Decls.insert(D); |
8368 | } |
8369 | DeclsToCheckForDeferredDiags.clear(); |
8370 | } |
8371 | |
8372 | void ASTReader::ReadReferencedSelectors( |
8373 | SmallVectorImpl<std::pair<Selector, SourceLocation>> &Sels) { |
8374 | if (ReferencedSelectorsData.empty()) |
8375 | return; |
8376 | |
8377 | |
8378 | |
8379 | unsigned int DataSize = ReferencedSelectorsData.size()-1; |
8380 | unsigned I = 0; |
8381 | while (I < DataSize) { |
8382 | Selector Sel = DecodeSelector(ReferencedSelectorsData[I++]); |
8383 | SourceLocation SelLoc |
8384 | = SourceLocation::getFromRawEncoding(ReferencedSelectorsData[I++]); |
8385 | Sels.push_back(std::make_pair(Sel, SelLoc)); |
8386 | } |
8387 | ReferencedSelectorsData.clear(); |
8388 | } |
8389 | |
8390 | void ASTReader::ReadWeakUndeclaredIdentifiers( |
8391 | SmallVectorImpl<std::pair<IdentifierInfo *, WeakInfo>> &WeakIDs) { |
8392 | if (WeakUndeclaredIdentifiers.empty()) |
8393 | return; |
8394 | |
8395 | for (unsigned I = 0, N = WeakUndeclaredIdentifiers.size(); I < N; ) { |
8396 | IdentifierInfo *WeakId |
8397 | = DecodeIdentifierInfo(WeakUndeclaredIdentifiers[I++]); |
8398 | IdentifierInfo *AliasId |
8399 | = DecodeIdentifierInfo(WeakUndeclaredIdentifiers[I++]); |
8400 | SourceLocation Loc |
8401 | = SourceLocation::getFromRawEncoding(WeakUndeclaredIdentifiers[I++]); |
8402 | bool Used = WeakUndeclaredIdentifiers[I++]; |
8403 | WeakInfo WI(AliasId, Loc); |
8404 | WI.setUsed(Used); |
8405 | WeakIDs.push_back(std::make_pair(WeakId, WI)); |
8406 | } |
8407 | WeakUndeclaredIdentifiers.clear(); |
8408 | } |
8409 | |
8410 | void ASTReader::ReadUsedVTables(SmallVectorImpl<ExternalVTableUse> &VTables) { |
8411 | for (unsigned Idx = 0, N = VTableUses.size(); Idx < N; ) { |
8412 | ExternalVTableUse VT; |
8413 | VT.Record = dyn_cast_or_null<CXXRecordDecl>(GetDecl(VTableUses[Idx++])); |
8414 | VT.Location = SourceLocation::getFromRawEncoding(VTableUses[Idx++]); |
8415 | VT.DefinitionRequired = VTableUses[Idx++]; |
8416 | VTables.push_back(VT); |
8417 | } |
8418 | |
8419 | VTableUses.clear(); |
8420 | } |
8421 | |
8422 | void ASTReader::ReadPendingInstantiations( |
8423 | SmallVectorImpl<std::pair<ValueDecl *, SourceLocation>> &Pending) { |
8424 | for (unsigned Idx = 0, N = PendingInstantiations.size(); Idx < N;) { |
8425 | ValueDecl *D = cast<ValueDecl>(GetDecl(PendingInstantiations[Idx++])); |
8426 | SourceLocation Loc |
8427 | = SourceLocation::getFromRawEncoding(PendingInstantiations[Idx++]); |
8428 | |
8429 | Pending.push_back(std::make_pair(D, Loc)); |
8430 | } |
8431 | PendingInstantiations.clear(); |
8432 | } |
8433 | |
8434 | void ASTReader::ReadLateParsedTemplates( |
8435 | llvm::MapVector<const FunctionDecl *, std::unique_ptr<LateParsedTemplate>> |
8436 | &LPTMap) { |
8437 | for (auto &LPT : LateParsedTemplates) { |
8438 | ModuleFile *FMod = LPT.first; |
8439 | RecordDataImpl &LateParsed = LPT.second; |
8440 | for (unsigned Idx = 0, N = LateParsed.size(); Idx < N; |
8441 | ) { |
8442 | FunctionDecl *FD = |
8443 | cast<FunctionDecl>(GetLocalDecl(*FMod, LateParsed[Idx++])); |
8444 | |
8445 | auto LT = std::make_unique<LateParsedTemplate>(); |
8446 | LT->D = GetLocalDecl(*FMod, LateParsed[Idx++]); |
8447 | |
8448 | ModuleFile *F = getOwningModuleFile(LT->D); |
8449 | assert(F && "No module"); |
8450 | |
8451 | unsigned TokN = LateParsed[Idx++]; |
8452 | LT->Toks.reserve(TokN); |
8453 | for (unsigned T = 0; T < TokN; ++T) |
8454 | LT->Toks.push_back(ReadToken(*F, LateParsed, Idx)); |
8455 | |
8456 | LPTMap.insert(std::make_pair(FD, std::move(LT))); |
8457 | } |
8458 | } |
8459 | |
8460 | LateParsedTemplates.clear(); |
8461 | } |
8462 | |
8463 | void ASTReader::LoadSelector(Selector Sel) { |
8464 | |
8465 | ReadMethodPool(Sel); |
8466 | } |
8467 | |
8468 | void ASTReader::SetIdentifierInfo(IdentifierID ID, IdentifierInfo *II) { |
8469 | assert(ID && "Non-zero identifier ID required"); |
8470 | assert(ID <= IdentifiersLoaded.size() && "identifier ID out of range"); |
8471 | IdentifiersLoaded[ID - 1] = II; |
8472 | if (DeserializationListener) |
8473 | DeserializationListener->IdentifierRead(ID, II); |
8474 | } |
8475 | |
8476 | |
8477 | |
8478 | |
8479 | |
8480 | |
8481 | |
8482 | |
8483 | |
8484 | |
8485 | |
8486 | |
8487 | |
8488 | |
8489 | |
8490 | |
8491 | |
8492 | void |
8493 | ASTReader::SetGloballyVisibleDecls(IdentifierInfo *II, |
8494 | const SmallVectorImpl<uint32_t> &DeclIDs, |
8495 | SmallVectorImpl<Decl *> *Decls) { |
8496 | if (NumCurrentElementsDeserializing && !Decls) { |
8497 | PendingIdentifierInfos[II].append(DeclIDs.begin(), DeclIDs.end()); |
8498 | return; |
8499 | } |
8500 | |
8501 | for (unsigned I = 0, N = DeclIDs.size(); I != N; ++I) { |
8502 | if (!SemaObj) { |
8503 | |
8504 | |
8505 | |
8506 | PreloadedDeclIDs.push_back(DeclIDs[I]); |
8507 | continue; |
8508 | } |
8509 | |
8510 | NamedDecl *D = cast<NamedDecl>(GetDecl(DeclIDs[I])); |
8511 | |
8512 | |
8513 | if (Decls) { |
8514 | Decls->push_back(D); |
8515 | continue; |
8516 | } |
8517 | |
8518 | |
8519 | |
8520 | |
8521 | pushExternalDeclIntoScope(D, II); |
8522 | } |
8523 | } |
8524 | |
8525 | IdentifierInfo *ASTReader::DecodeIdentifierInfo(IdentifierID ID) { |
8526 | if (ID == 0) |
8527 | return nullptr; |
8528 | |
8529 | if (IdentifiersLoaded.empty()) { |
8530 | Error("no identifier table in AST file"); |
8531 | return nullptr; |
8532 | } |
8533 | |
8534 | ID -= 1; |
8535 | if (!IdentifiersLoaded[ID]) { |
8536 | GlobalIdentifierMapType::iterator I = GlobalIdentifierMap.find(ID + 1); |
8537 | assert(I != GlobalIdentifierMap.end() && "Corrupted global identifier map"); |
8538 | ModuleFile *M = I->second; |
8539 | unsigned Index = ID - M->BaseIdentifierID; |
8540 | const unsigned char *Data = |
8541 | M->IdentifierTableData + M->IdentifierOffsets[Index]; |
8542 | |
8543 | ASTIdentifierLookupTrait Trait(*this, *M); |
8544 | auto KeyDataLen = Trait.ReadKeyDataLength(Data); |
8545 | auto Key = Trait.ReadKey(Data, KeyDataLen.first); |
8546 | auto &II = PP.getIdentifierTable().get(Key); |
8547 | IdentifiersLoaded[ID] = &II; |
8548 | markIdentifierFromAST(*this, II); |
8549 | if (DeserializationListener) |
8550 | DeserializationListener->IdentifierRead(ID + 1, &II); |
8551 | } |
8552 | |
8553 | return IdentifiersLoaded[ID]; |
8554 | } |
8555 | |
8556 | IdentifierInfo *ASTReader::getLocalIdentifier(ModuleFile &M, unsigned LocalID) { |
8557 | return DecodeIdentifierInfo(getGlobalIdentifierID(M, LocalID)); |
8558 | } |
8559 | |
8560 | IdentifierID ASTReader::getGlobalIdentifierID(ModuleFile &M, unsigned LocalID) { |
8561 | if (LocalID < NUM_PREDEF_IDENT_IDS) |
8562 | return LocalID; |
8563 | |
8564 | if (!M.ModuleOffsetMap.empty()) |
8565 | ReadModuleOffsetMap(M); |
8566 | |
8567 | ContinuousRangeMap<uint32_t, int, 2>::iterator I |
8568 | = M.IdentifierRemap.find(LocalID - NUM_PREDEF_IDENT_IDS); |
8569 | assert(I != M.IdentifierRemap.end() |
8570 | && "Invalid index into identifier index remap"); |
8571 | |
8572 | return LocalID + I->second; |
8573 | } |
8574 | |
8575 | MacroInfo *ASTReader::getMacro(MacroID ID) { |
8576 | if (ID == 0) |
8577 | return nullptr; |
8578 | |
8579 | if (MacrosLoaded.empty()) { |
8580 | Error("no macro table in AST file"); |
8581 | return nullptr; |
8582 | } |
8583 | |
8584 | ID -= NUM_PREDEF_MACRO_IDS; |
8585 | if (!MacrosLoaded[ID]) { |
8586 | GlobalMacroMapType::iterator I |
8587 | = GlobalMacroMap.find(ID + NUM_PREDEF_MACRO_IDS); |
8588 | assert(I != GlobalMacroMap.end() && "Corrupted global macro map"); |
8589 | ModuleFile *M = I->second; |
8590 | unsigned Index = ID - M->BaseMacroID; |
8591 | MacrosLoaded[ID] = |
8592 | ReadMacroRecord(*M, M->MacroOffsetsBase + M->MacroOffsets[Index]); |
8593 | |
8594 | if (DeserializationListener) |
8595 | DeserializationListener->MacroRead(ID + NUM_PREDEF_MACRO_IDS, |
8596 | MacrosLoaded[ID]); |
8597 | } |
8598 | |
8599 | return MacrosLoaded[ID]; |
8600 | } |
8601 | |
8602 | MacroID ASTReader::getGlobalMacroID(ModuleFile &M, unsigned LocalID) { |
8603 | if (LocalID < NUM_PREDEF_MACRO_IDS) |
8604 | return LocalID; |
8605 | |
8606 | if (!M.ModuleOffsetMap.empty()) |
8607 | ReadModuleOffsetMap(M); |
8608 | |
8609 | ContinuousRangeMap<uint32_t, int, 2>::iterator I |
8610 | = M.MacroRemap.find(LocalID - NUM_PREDEF_MACRO_IDS); |
8611 | assert(I != M.MacroRemap.end() && "Invalid index into macro index remap"); |
8612 | |
8613 | return LocalID + I->second; |
8614 | } |
8615 | |
8616 | serialization::SubmoduleID |
8617 | ASTReader::getGlobalSubmoduleID(ModuleFile &M, unsigned LocalID) { |
8618 | if (LocalID < NUM_PREDEF_SUBMODULE_IDS) |
8619 | return LocalID; |
8620 | |
8621 | if (!M.ModuleOffsetMap.empty()) |
8622 | ReadModuleOffsetMap(M); |
8623 | |
8624 | ContinuousRangeMap<uint32_t, int, 2>::iterator I |
8625 | = M.SubmoduleRemap.find(LocalID - NUM_PREDEF_SUBMODULE_IDS); |
8626 | assert(I != M.SubmoduleRemap.end() |
8627 | && "Invalid index into submodule index remap"); |
8628 | |
8629 | return LocalID + I->second; |
8630 | } |
8631 | |
8632 | Module *ASTReader::getSubmodule(SubmoduleID GlobalID) { |
8633 | if (GlobalID < NUM_PREDEF_SUBMODULE_IDS) { |
8634 | assert(GlobalID == 0 && "Unhandled global submodule ID"); |
8635 | return nullptr; |
8636 | } |
8637 | |
8638 | if (GlobalID > SubmodulesLoaded.size()) { |
8639 | Error("submodule ID out of range in AST file"); |
8640 | return nullptr; |
8641 | } |
8642 | |
8643 | return SubmodulesLoaded[GlobalID - NUM_PREDEF_SUBMODULE_IDS]; |
8644 | } |
8645 | |
8646 | Module *ASTReader::getModule(unsigned ID) { |
8647 | return getSubmodule(ID); |
8648 | } |
8649 | |
8650 | ModuleFile *ASTReader::getLocalModuleFile(ModuleFile &F, unsigned ID) { |
8651 | if (ID & 1) { |
8652 | |
8653 | auto I = GlobalSubmoduleMap.find(getGlobalSubmoduleID(F, ID >> 1)); |
8654 | return I == GlobalSubmoduleMap.end() ? nullptr : I->second; |
8655 | } else { |
8656 | |
8657 | unsigned IndexFromEnd = ID >> 1; |
8658 | assert(IndexFromEnd && "got reference to unknown module file"); |
8659 | return getModuleManager().pch_modules().end()[-IndexFromEnd]; |
8660 | } |
8661 | } |
8662 | |
8663 | unsigned ASTReader::getModuleFileID(ModuleFile *F) { |
8664 | if (!F) |
8665 | return 1; |
8666 | |
8667 | |
8668 | |
8669 | |
8670 | |
8671 | if (F->isModule()) |
8672 | return ((F->BaseSubmoduleID + NUM_PREDEF_SUBMODULE_IDS) << 1) | 1; |
8673 | |
8674 | auto PCHModules = getModuleManager().pch_modules(); |
8675 | auto I = llvm::find(PCHModules, F); |
8676 | assert(I != PCHModules.end() && "emitting reference to unknown file"); |
8677 | return (I - PCHModules.end()) << 1; |
8678 | } |
8679 | |
8680 | llvm::Optional<ASTSourceDescriptor> |
8681 | ASTReader::getSourceDescriptor(unsigned ID) { |
8682 | if (Module *M = getSubmodule(ID)) |
8683 | return ASTSourceDescriptor(*M); |
8684 | |
8685 | |
8686 | |
8687 | const auto &PCHChain = ModuleMgr.pch_modules(); |
8688 | if (std::distance(std::begin(PCHChain), std::end(PCHChain))) { |
8689 | ModuleFile &MF = ModuleMgr.getPrimaryModule(); |
8690 | StringRef ModuleName = llvm::sys::path::filename(MF.OriginalSourceFileName); |
8691 | StringRef FileName = llvm::sys::path::filename(MF.FileName); |
8692 | return ASTSourceDescriptor(ModuleName, MF.OriginalDir, FileName, |
8693 | MF.Signature); |
8694 | } |
8695 | return None; |
8696 | } |
8697 | |
8698 | ExternalASTSource::ExtKind ASTReader::hasExternalDefinitions(const Decl *FD) { |
8699 | auto I = DefinitionSource.find(FD); |
8700 | if (I == DefinitionSource.end()) |
8701 | return EK_ReplyHazy; |
8702 | return I->second ? EK_Never : EK_Always; |
8703 | } |
8704 | |
8705 | Selector ASTReader::getLocalSelector(ModuleFile &M, unsigned LocalID) { |
8706 | return DecodeSelector(getGlobalSelectorID(M, LocalID)); |
8707 | } |
8708 | |
8709 | Selector ASTReader::DecodeSelector(serialization::SelectorID ID) { |
8710 | if (ID == 0) |
8711 | return Selector(); |
8712 | |
8713 | if (ID > SelectorsLoaded.size()) { |
8714 | Error("selector ID out of range in AST file"); |
8715 | return Selector(); |
8716 | } |
8717 | |
8718 | if (SelectorsLoaded[ID - 1].getAsOpaquePtr() == nullptr) { |
8719 | |
8720 | GlobalSelectorMapType::iterator I = GlobalSelectorMap.find(ID); |
8721 | assert(I != GlobalSelectorMap.end() && "Corrupted global selector map"); |
8722 | ModuleFile &M = *I->second; |
8723 | ASTSelectorLookupTrait Trait(*this, M); |
8724 | unsigned Idx = ID - M.BaseSelectorID - NUM_PREDEF_SELECTOR_IDS; |
8725 | SelectorsLoaded[ID - 1] = |
8726 | Trait.ReadKey(M.SelectorLookupTableData + M.SelectorOffsets[Idx], 0); |
8727 | if (DeserializationListener) |
8728 | DeserializationListener->SelectorRead(ID, SelectorsLoaded[ID - 1]); |
8729 | } |
8730 | |
8731 | return SelectorsLoaded[ID - 1]; |
8732 | } |
8733 | |
8734 | Selector ASTReader::GetExternalSelector(serialization::SelectorID ID) { |
8735 | return DecodeSelector(ID); |
8736 | } |
8737 | |
8738 | uint32_t ASTReader::GetNumExternalSelectors() { |
8739 | |
8740 | return getTotalNumSelectors() + 1; |
8741 | } |
8742 | |
8743 | serialization::SelectorID |
8744 | ASTReader::getGlobalSelectorID(ModuleFile &M, unsigned LocalID) const { |
8745 | if (LocalID < NUM_PREDEF_SELECTOR_IDS) |
8746 | return LocalID; |
8747 | |
8748 | if (!M.ModuleOffsetMap.empty()) |
8749 | ReadModuleOffsetMap(M); |
8750 | |
8751 | ContinuousRangeMap<uint32_t, int, 2>::iterator I |
8752 | = M.SelectorRemap.find(LocalID - NUM_PREDEF_SELECTOR_IDS); |
8753 | assert(I != M.SelectorRemap.end() |
8754 | && "Invalid index into selector index remap"); |
8755 | |
8756 | return LocalID + I->second; |
8757 | } |
8758 | |
8759 | DeclarationNameLoc |
8760 | ASTRecordReader::readDeclarationNameLoc(DeclarationName Name) { |
8761 | switch (Name.getNameKind()) { |
8762 | case DeclarationName::CXXConstructorName: |
8763 | case DeclarationName::CXXDestructorName: |
8764 | case DeclarationName::CXXConversionFunctionName: |
8765 | return DeclarationNameLoc::makeNamedTypeLoc(readTypeSourceInfo()); |
8766 | |
8767 | case DeclarationName::CXXOperatorName: |
8768 | return DeclarationNameLoc::makeCXXOperatorNameLoc(readSourceRange()); |
8769 | |
8770 | case DeclarationName::CXXLiteralOperatorName: |
8771 | return DeclarationNameLoc::makeCXXLiteralOperatorNameLoc( |
8772 | readSourceLocation()); |
8773 | |
8774 | case DeclarationName::Identifier: |
8775 | case DeclarationName::ObjCZeroArgSelector: |
8776 | case DeclarationName::ObjCOneArgSelector: |
8777 | case DeclarationName::ObjCMultiArgSelector: |
8778 | case DeclarationName::CXXUsingDirective: |
8779 | case DeclarationName::CXXDeductionGuideName: |
8780 | break; |
8781 | } |
8782 | return DeclarationNameLoc(); |
8783 | } |
8784 | |
8785 | DeclarationNameInfo ASTRecordReader::readDeclarationNameInfo() { |
8786 | DeclarationNameInfo NameInfo; |
8787 | NameInfo.setName(readDeclarationName()); |
8788 | NameInfo.setLoc(readSourceLocation()); |
8789 | NameInfo.setInfo(readDeclarationNameLoc(NameInfo.getName())); |
8790 | return NameInfo; |
8791 | } |
8792 | |
8793 | void ASTRecordReader::readQualifierInfo(QualifierInfo &Info) { |
8794 | Info.QualifierLoc = readNestedNameSpecifierLoc(); |
8795 | unsigned NumTPLists = readInt(); |
8796 | Info.NumTemplParamLists = NumTPLists; |
8797 | if (NumTPLists) { |
8798 | Info.TemplParamLists = |
8799 | new (getContext()) TemplateParameterList *[NumTPLists]; |
8800 | for (unsigned i = 0; i != NumTPLists; ++i) |
8801 | Info.TemplParamLists[i] = readTemplateParameterList(); |
8802 | } |
8803 | } |
8804 | |
8805 | TemplateParameterList * |
8806 | ASTRecordReader::readTemplateParameterList() { |
8807 | SourceLocation TemplateLoc = readSourceLocation(); |
8808 | SourceLocation LAngleLoc = readSourceLocation(); |
8809 | SourceLocation RAngleLoc = readSourceLocation(); |
8810 | |
8811 | unsigned NumParams = readInt(); |
8812 | SmallVector<NamedDecl *, 16> Params; |
8813 | Params.reserve(NumParams); |
8814 | while (NumParams--) |
8815 | Params.push_back(readDeclAs<NamedDecl>()); |
8816 | |
8817 | bool HasRequiresClause = readBool(); |
8818 | Expr *RequiresClause = HasRequiresClause ? readExpr() : nullptr; |
8819 | |
8820 | TemplateParameterList *TemplateParams = TemplateParameterList::Create( |
8821 | getContext(), TemplateLoc, LAngleLoc, Params, RAngleLoc, RequiresClause); |
8822 | return TemplateParams; |
8823 | } |
8824 | |
8825 | void ASTRecordReader::readTemplateArgumentList( |
8826 | SmallVectorImpl<TemplateArgument> &TemplArgs, |
8827 | bool Canonicalize) { |
8828 | unsigned NumTemplateArgs = readInt(); |
8829 | TemplArgs.reserve(NumTemplateArgs); |
8830 | while (NumTemplateArgs--) |
8831 | TemplArgs.push_back(readTemplateArgument(Canonicalize)); |
8832 | } |
8833 | |
8834 | |
8835 | void ASTRecordReader::readUnresolvedSet(LazyASTUnresolvedSet &Set) { |
8836 | unsigned NumDecls = readInt(); |
8837 | Set.reserve(getContext(), NumDecls); |
8838 | while (NumDecls--) { |
8839 | DeclID ID = readDeclID(); |
8840 | AccessSpecifier AS = (AccessSpecifier) readInt(); |
8841 | Set.addLazyDecl(getContext(), ID, AS); |
8842 | } |
8843 | } |
8844 | |
8845 | CXXBaseSpecifier |
8846 | ASTRecordReader::readCXXBaseSpecifier() { |
8847 | bool isVirtual = readBool(); |
8848 | bool isBaseOfClass = readBool(); |
8849 | AccessSpecifier AS = static_cast<AccessSpecifier>(readInt()); |
8850 | bool inheritConstructors = readBool(); |
8851 | TypeSourceInfo *TInfo = readTypeSourceInfo(); |
8852 | SourceRange Range = readSourceRange(); |
8853 | SourceLocation EllipsisLoc = readSourceLocation(); |
8854 | CXXBaseSpecifier Result(Range, isVirtual, isBaseOfClass, AS, TInfo, |
8855 | EllipsisLoc); |
8856 | Result.setInheritConstructors(inheritConstructors); |
8857 | return Result; |
8858 | } |
8859 | |
8860 | CXXCtorInitializer ** |
8861 | ASTRecordReader::readCXXCtorInitializers() { |
8862 | ASTContext &Context = getContext(); |
8863 | unsigned NumInitializers = readInt(); |
8864 | assert(NumInitializers && "wrote ctor initializers but have no inits"); |
8865 | auto **CtorInitializers = new (Context) CXXCtorInitializer*[NumInitializers]; |
8866 | for (unsigned i = 0; i != NumInitializers; ++i) { |
8867 | TypeSourceInfo *TInfo = nullptr; |
8868 | bool IsBaseVirtual = false; |
8869 | FieldDecl *Member = nullptr; |
8870 | IndirectFieldDecl *IndirectMember = nullptr; |
8871 | |
8872 | CtorInitializerType Type = (CtorInitializerType) readInt(); |
8873 | switch (Type) { |
8874 | case CTOR_INITIALIZER_BASE: |
8875 | TInfo = readTypeSourceInfo(); |
8876 | IsBaseVirtual = readBool(); |
8877 | break; |
8878 | |
8879 | case CTOR_INITIALIZER_DELEGATING: |
8880 | TInfo = readTypeSourceInfo(); |
8881 | break; |
8882 | |
8883 | case CTOR_INITIALIZER_MEMBER: |
8884 | Member = readDeclAs<FieldDecl>(); |
8885 | break; |
8886 | |
8887 | case CTOR_INITIALIZER_INDIRECT_MEMBER: |
8888 | IndirectMember = readDeclAs<IndirectFieldDecl>(); |
8889 | break; |
8890 | } |
8891 | |
8892 | SourceLocation MemberOrEllipsisLoc = readSourceLocation(); |
8893 | Expr *Init = readExpr(); |
8894 | SourceLocation LParenLoc = readSourceLocation(); |
8895 | SourceLocation RParenLoc = readSourceLocation(); |
8896 | |
8897 | CXXCtorInitializer *BOMInit; |
8898 | if (Type == CTOR_INITIALIZER_BASE) |
8899 | BOMInit = new (Context) |
8900 | CXXCtorInitializer(Context, TInfo, IsBaseVirtual, LParenLoc, Init, |
8901 | RParenLoc, MemberOrEllipsisLoc); |
8902 | else if (Type == CTOR_INITIALIZER_DELEGATING) |
8903 | BOMInit = new (Context) |
8904 | CXXCtorInitializer(Context, TInfo, LParenLoc, Init, RParenLoc); |
8905 | else if (Member) |
8906 | BOMInit = new (Context) |
8907 | CXXCtorInitializer(Context, Member, MemberOrEllipsisLoc, LParenLoc, |
8908 | Init, RParenLoc); |
8909 | else |
8910 | BOMInit = new (Context) |
8911 | CXXCtorInitializer(Context, IndirectMember, MemberOrEllipsisLoc, |
8912 | LParenLoc, Init, RParenLoc); |
8913 | |
8914 | if (readBool()) { |
8915 | unsigned SourceOrder = readInt(); |
8916 | BOMInit->setSourceOrder(SourceOrder); |
8917 | } |
8918 | |
8919 | CtorInitializers[i] = BOMInit; |
8920 | } |
8921 | |
8922 | return CtorInitializers; |
8923 | } |
8924 | |
8925 | NestedNameSpecifierLoc |
8926 | ASTRecordReader::readNestedNameSpecifierLoc() { |
8927 | ASTContext &Context = getContext(); |
8928 | unsigned N = readInt(); |
8929 | NestedNameSpecifierLocBuilder Builder; |
8930 | for (unsigned I = 0; I != N; ++I) { |
8931 | auto Kind = readNestedNameSpecifierKind(); |
8932 | switch (Kind) { |
8933 | case NestedNameSpecifier::Identifier: { |
8934 | IdentifierInfo *II = readIdentifier(); |
8935 | SourceRange Range = readSourceRange(); |
8936 | Builder.Extend(Context, II, Range.getBegin(), Range.getEnd()); |
8937 | break; |
8938 | } |
8939 | |
8940 | case NestedNameSpecifier::Namespace: { |
8941 | NamespaceDecl *NS = readDeclAs<NamespaceDecl>(); |
8942 | SourceRange Range = readSourceRange(); |
8943 | Builder.Extend(Context, NS, Range.getBegin(), Range.getEnd()); |
8944 | break; |
8945 | } |
8946 | |
8947 | case NestedNameSpecifier::NamespaceAlias: { |
8948 | NamespaceAliasDecl *Alias = readDeclAs<NamespaceAliasDecl>(); |
8949 | SourceRange Range = readSourceRange(); |
8950 | Builder.Extend(Context, Alias, Range.getBegin(), Range.getEnd()); |
8951 | break; |
8952 | } |
8953 | |
8954 | case NestedNameSpecifier::TypeSpec: |
8955 | case NestedNameSpecifier::TypeSpecWithTemplate: { |
8956 | bool Template = readBool(); |
8957 | TypeSourceInfo *T = readTypeSourceInfo(); |
8958 | if (!T) |
8959 | return NestedNameSpecifierLoc(); |
8960 | SourceLocation ColonColonLoc = readSourceLocation(); |
8961 | |
8962 | |
8963 | Builder.Extend(Context, |
8964 | Template? T->getTypeLoc().getBeginLoc() : SourceLocation(), |
8965 | T->getTypeLoc(), ColonColonLoc); |
8966 | break; |
8967 | } |
8968 | |
8969 | case NestedNameSpecifier::Global: { |
8970 | SourceLocation ColonColonLoc = readSourceLocation(); |
8971 | Builder.MakeGlobal(Context, ColonColonLoc); |
8972 | break; |
8973 | } |
8974 | |
8975 | case NestedNameSpecifier::Super: { |
8976 | CXXRecordDecl *RD = readDeclAs<CXXRecordDecl>(); |
8977 | SourceRange Range = readSourceRange(); |
8978 | Builder.MakeSuper(Context, RD, Range.getBegin(), Range.getEnd()); |
8979 | break; |
8980 | } |
8981 | } |
8982 | } |
8983 | |
8984 | return Builder.getWithLocInContext(Context); |
8985 | } |
8986 | |
8987 | SourceRange |
8988 | ASTReader::ReadSourceRange(ModuleFile &F, const RecordData &Record, |
8989 | unsigned &Idx) { |
8990 | SourceLocation beg = ReadSourceLocation(F, Record, Idx); |
8991 | SourceLocation end = ReadSourceLocation(F, Record, Idx); |
8992 | return SourceRange(beg, end); |
8993 | } |
8994 | |
8995 | |
8996 | llvm::APFloat ASTRecordReader::readAPFloat(const llvm::fltSemantics &Sem) { |
8997 | return llvm::APFloat(Sem, readAPInt()); |
8998 | } |
8999 | |
9000 | |
9001 | std::string ASTReader::ReadString(const RecordData &Record, unsigned &Idx) { |
9002 | unsigned Len = Record[Idx++]; |
9003 | std::string Result(Record.data() + Idx, Record.data() + Idx + Len); |
9004 | Idx += Len; |
9005 | return Result; |
9006 | } |
9007 | |
9008 | std::string ASTReader::ReadPath(ModuleFile &F, const RecordData &Record, |
9009 | unsigned &Idx) { |
9010 | std::string Filename = ReadString(Record, Idx); |
9011 | ResolveImportedPath(F, Filename); |
9012 | return Filename; |
9013 | } |
9014 | |
9015 | std::string ASTReader::ReadPath(StringRef BaseDirectory, |
9016 | const RecordData &Record, unsigned &Idx) { |
9017 | std::string Filename = ReadString(Record, Idx); |
9018 | if (!BaseDirectory.empty()) |
9019 | ResolveImportedPath(Filename, BaseDirectory); |
9020 | return Filename; |
9021 | } |
9022 | |
9023 | VersionTuple ASTReader::ReadVersionTuple(const RecordData &Record, |
9024 | unsigned &Idx) { |
9025 | unsigned Major = Record[Idx++]; |
9026 | unsigned Minor = Record[Idx++]; |
9027 | unsigned Subminor = Record[Idx++]; |
9028 | if (Minor == 0) |
9029 | return VersionTuple(Major); |
9030 | if (Subminor == 0) |
9031 | return VersionTuple(Major, Minor - 1); |
9032 | return VersionTuple(Major, Minor - 1, Subminor - 1); |
9033 | } |
9034 | |
9035 | CXXTemporary *ASTReader::ReadCXXTemporary(ModuleFile &F, |
9036 | const RecordData &Record, |
9037 | unsigned &Idx) { |
9038 | CXXDestructorDecl *Decl = ReadDeclAs<CXXDestructorDecl>(F, Record, Idx); |
9039 | return CXXTemporary::Create(getContext(), Decl); |
9040 | } |
9041 | |
9042 | DiagnosticBuilder ASTReader::Diag(unsigned DiagID) const { |
9043 | return Diag(CurrentImportLoc, DiagID); |
9044 | } |
9045 | |
9046 | DiagnosticBuilder ASTReader::Diag(SourceLocation Loc, unsigned DiagID) const { |
9047 | return Diags.Report(Loc, DiagID); |
9048 | } |
9049 | |
9050 | |
9051 | |
9052 | IdentifierTable &ASTReader::getIdentifierTable() { |
9053 | return PP.getIdentifierTable(); |
9054 | } |
9055 | |
9056 | |
9057 | |
9058 | void ASTReader::RecordSwitchCaseID(SwitchCase *SC, unsigned ID) { |
9059 | assert((*CurrSwitchCaseStmts)[ID] == nullptr && |
9060 | "Already have a SwitchCase with this ID"); |
9061 | (*CurrSwitchCaseStmts)[ID] = SC; |
9062 | } |
9063 | |
9064 | |
9065 | SwitchCase *ASTReader::getSwitchCaseWithID(unsigned ID) { |
9066 | assert((*CurrSwitchCaseStmts)[ID] != nullptr && "No SwitchCase with this ID"); |
9067 | return (*CurrSwitchCaseStmts)[ID]; |
9068 | } |
9069 | |
9070 | void ASTReader::ClearSwitchCaseIDs() { |
9071 | CurrSwitchCaseStmts->clear(); |
9072 | } |
9073 | |
9074 | void ASTReader::ReadComments() { |
9075 | ASTContext &Context = getContext(); |
9076 | std::vector<RawComment *> Comments; |
9077 | for (SmallVectorImpl<std::pair<BitstreamCursor, |
9078 | serialization::ModuleFile *>>::iterator |
9079 | I = CommentsCursors.begin(), |
9080 | E = CommentsCursors.end(); |
9081 | I != E; ++I) { |
9082 | Comments.clear(); |
9083 | BitstreamCursor &Cursor = I->first; |
9084 | serialization::ModuleFile &F = *I->second; |
9085 | SavedStreamPosition SavedPosition(Cursor); |
9086 | |
9087 | RecordData Record; |
9088 | while (true) { |
9089 | Expected<llvm::BitstreamEntry> MaybeEntry = |
9090 | Cursor.advanceSkippingSubblocks( |
9091 | BitstreamCursor::AF_DontPopBlockAtEnd); |
9092 | if (!MaybeEntry) { |
9093 | Error(MaybeEntry.takeError()); |
9094 | return; |
9095 | } |
9096 | llvm::BitstreamEntry Entry = MaybeEntry.get(); |
9097 | |
9098 | switch (Entry.Kind) { |
9099 | case llvm::BitstreamEntry::SubBlock: |
9100 | case llvm::BitstreamEntry::Error: |
9101 | Error("malformed block record in AST file"); |
9102 | return; |
9103 | case llvm::BitstreamEntry::EndBlock: |
9104 | goto NextCursor; |
9105 | case llvm::BitstreamEntry::Record: |
9106 | |
9107 | break; |
9108 | } |
9109 | |
9110 | |
9111 | Record.clear(); |
9112 | Expected<unsigned> MaybeComment = Cursor.readRecord(Entry.ID, Record); |
9113 | if (!MaybeComment) { |
9114 | Error(MaybeComment.takeError()); |
9115 | return; |
9116 | } |
9117 | switch ((CommentRecordTypes)MaybeComment.get()) { |
9118 | case COMMENTS_RAW_COMMENT: { |
9119 | unsigned Idx = 0; |
9120 | SourceRange SR = ReadSourceRange(F, Record, Idx); |
9121 | RawComment::CommentKind Kind = |
9122 | (RawComment::CommentKind) Record[Idx++]; |
9123 | bool IsTrailingComment = Record[Idx++]; |
9124 | bool IsAlmostTrailingComment = Record[Idx++]; |
9125 | Comments.push_back(new (Context) RawComment( |
9126 | SR, Kind, IsTrailingComment, IsAlmostTrailingComment)); |
9127 | break; |
9128 | } |
9129 | } |
9130 | } |
9131 | NextCursor: |
9132 | llvm::DenseMap<FileID, std::map<unsigned, RawComment *>> |
9133 | FileToOffsetToComment; |
9134 | for (RawComment *C : Comments) { |
9135 | SourceLocation CommentLoc = C->getBeginLoc(); |
9136 | if (CommentLoc.isValid()) { |
9137 | std::pair<FileID, unsigned> Loc = |
9138 | SourceMgr.getDecomposedLoc(CommentLoc); |
9139 | if (Loc.first.isValid()) |
9140 | Context.Comments.OrderedComments[Loc.first].emplace(Loc.second, C); |
9141 | } |
9142 | } |
9143 | } |
9144 | } |
9145 | |
9146 | void ASTReader::visitInputFiles(serialization::ModuleFile &MF, |
9147 | bool IncludeSystem, bool Complain, |
9148 | llvm::function_ref<void(const serialization::InputFile &IF, |
9149 | bool isSystem)> Visitor) { |
9150 | unsigned NumUserInputs = MF.NumUserInputFiles; |
9151 | unsigned NumInputs = MF.InputFilesLoaded.size(); |
9152 | assert(NumUserInputs <= NumInputs); |
9153 | unsigned N = IncludeSystem ? NumInputs : NumUserInputs; |
9154 | for (unsigned I = 0; I < N; ++I) { |
9155 | bool IsSystem = I >= NumUserInputs; |
9156 | InputFile IF = getInputFile(MF, I+1, Complain); |
9157 | Visitor(IF, IsSystem); |
9158 | } |
9159 | } |
9160 | |
9161 | void ASTReader::visitTopLevelModuleMaps( |
9162 | serialization::ModuleFile &MF, |
9163 | llvm::function_ref<void(const FileEntry *FE)> Visitor) { |
9164 | unsigned NumInputs = MF.InputFilesLoaded.size(); |
9165 | for (unsigned I = 0; I < NumInputs; ++I) { |
9166 | InputFileInfo IFI = readInputFileInfo(MF, I + 1); |
9167 | if (IFI.TopLevelModuleMap) |
9168 | |
9169 | if (auto FE = getInputFile(MF, I + 1).getFile()) |
9170 | Visitor(FE); |
9171 | } |
9172 | } |
9173 | |
9174 | std::string ASTReader::getOwningModuleNameForDiagnostic(const Decl *D) { |
9175 | |
9176 | if (Module *M = D->getImportedOwningModule()) |
9177 | return M->getFullModuleName(); |
9178 | |
9179 | |
9180 | if (ModuleFile *M = getOwningModuleFile(D)) |
9181 | return M->ModuleName; |
9182 | |
9183 | |
9184 | return {}; |
9185 | } |
9186 | |
9187 | void ASTReader::finishPendingActions() { |
9188 | while (!PendingIdentifierInfos.empty() || !PendingFunctionTypes.empty() || |
9189 | !PendingIncompleteDeclChains.empty() || !PendingDeclChains.empty() || |
9190 | !PendingMacroIDs.empty() || !PendingDeclContextInfos.empty() || |
9191 | !PendingUpdateRecords.empty()) { |
9192 | |
9193 | |
9194 | using TopLevelDeclsMap = |
9195 | llvm::DenseMap<IdentifierInfo *, SmallVector<Decl *, 2>>; |
9196 | TopLevelDeclsMap TopLevelDecls; |
9197 | |
9198 | while (!PendingIdentifierInfos.empty()) { |
9199 | IdentifierInfo *II = PendingIdentifierInfos.back().first; |
9200 | SmallVector<uint32_t, 4> DeclIDs = |
9201 | std::move(PendingIdentifierInfos.back().second); |
9202 | PendingIdentifierInfos.pop_back(); |
9203 | |
9204 | SetGloballyVisibleDecls(II, DeclIDs, &TopLevelDecls[II]); |
9205 | } |
9206 | |
9207 | |
9208 | |
9209 | for (unsigned I = 0; I != PendingFunctionTypes.size(); ++I) { |
9210 | auto *FD = PendingFunctionTypes[I].first; |
9211 | FD->setType(GetType(PendingFunctionTypes[I].second)); |
9212 | |
9213 | |
9214 | |
9215 | auto *DT = FD->getReturnType()->getContainedDeducedType(); |
9216 | if (DT && DT->isDeduced()) |
9217 | PendingDeducedTypeUpdates.insert( |
9218 | {FD->getCanonicalDecl(), FD->getReturnType()}); |
9219 | } |
9220 | PendingFunctionTypes.clear(); |
9221 | |
9222 | |
9223 | |
9224 | for (unsigned I = 0; I != PendingIncompleteDeclChains.size(); ++I) { |
9225 | markIncompleteDeclChain(PendingIncompleteDeclChains[I]); |
9226 | } |
9227 | PendingIncompleteDeclChains.clear(); |
9228 | |
9229 | |
9230 | for (unsigned I = 0; I != PendingDeclChains.size(); ++I) |
9231 | loadPendingDeclChain(PendingDeclChains[I].first, |
9232 | PendingDeclChains[I].second); |
9233 | PendingDeclChains.clear(); |
9234 | |
9235 | |
9236 | for (TopLevelDeclsMap::iterator TLD = TopLevelDecls.begin(), |
9237 | TLDEnd = TopLevelDecls.end(); TLD != TLDEnd; ++TLD) { |
9238 | IdentifierInfo *II = TLD->first; |
9239 | for (unsigned I = 0, N = TLD->second.size(); I != N; ++I) { |
9240 | pushExternalDeclIntoScope(cast<NamedDecl>(TLD->second[I]), II); |
9241 | } |
9242 | } |
9243 | |
9244 | |
9245 | for (unsigned I = 0; I != PendingMacroIDs.size(); ++I) { |
9246 | IdentifierInfo *II = PendingMacroIDs.begin()[I].first; |
9247 | SmallVector<PendingMacroInfo, 2> GlobalIDs; |
9248 | GlobalIDs.swap(PendingMacroIDs.begin()[I].second); |
9249 | |
9250 | for (unsigned IDIdx = 0, NumIDs = GlobalIDs.size(); IDIdx != NumIDs; |
9251 | ++IDIdx) { |
9252 | const PendingMacroInfo &Info = GlobalIDs[IDIdx]; |
9253 | if (!Info.M->isModule()) |
9254 | resolvePendingMacro(II, Info); |
9255 | } |
9256 | |
9257 | for (unsigned IDIdx = 0, NumIDs = GlobalIDs.size(); IDIdx != NumIDs; |
9258 | ++IDIdx) { |
9259 | const PendingMacroInfo &Info = GlobalIDs[IDIdx]; |
9260 | if (Info.M->isModule()) |
9261 | resolvePendingMacro(II, Info); |
9262 | } |
9263 | } |
9264 | PendingMacroIDs.clear(); |
9265 | |
9266 | |
9267 | |
9268 | while (!PendingDeclContextInfos.empty()) { |
9269 | PendingDeclContextInfo Info = PendingDeclContextInfos.front(); |
9270 | PendingDeclContextInfos.pop_front(); |
9271 | DeclContext *SemaDC = cast<DeclContext>(GetDecl(Info.SemaDC)); |
9272 | DeclContext *LexicalDC = cast<DeclContext>(GetDecl(Info.LexicalDC)); |
9273 | Info.D->setDeclContextsImpl(SemaDC, LexicalDC, getContext()); |
9274 | } |
9275 | |
9276 | |
9277 | while (!PendingUpdateRecords.empty()) { |
9278 | auto Update = PendingUpdateRecords.pop_back_val(); |
9279 | ReadingKindTracker ReadingKind(Read_Decl, *this); |
9280 | loadDeclUpdateRecords(Update); |
9281 | } |
9282 | } |
9283 | |
9284 | |
9285 | |
9286 | assert(PendingFakeDefinitionData.empty() && |
9287 | "faked up a class definition but never saw the real one"); |
9288 | |
9289 | |
9290 | |
9291 | |
9292 | |
9293 | for (Decl *D : PendingDefinitions) { |
9294 | if (TagDecl *TD = dyn_cast<TagDecl>(D)) { |
9295 | if (const TagType *TagT = dyn_cast<TagType>(TD->getTypeForDecl())) { |
9296 | |
9297 | const_cast<TagType*>(TagT)->decl = TD; |
9298 | } |
9299 | |
9300 | if (auto RD = dyn_cast<CXXRecordDecl>(D)) { |
9301 | for (auto *R = getMostRecentExistingDecl(RD); R; |
9302 | R = R->getPreviousDecl()) { |
9303 | assert((R == D) == |
9304 | cast<CXXRecordDecl>(R)->isThisDeclarationADefinition() && |
9305 | "declaration thinks it's the definition but it isn't"); |
9306 | cast<CXXRecordDecl>(R)->DefinitionData = RD->DefinitionData; |
9307 | } |
9308 | } |
9309 | |
9310 | continue; |
9311 | } |
9312 | |
9313 | if (auto ID = dyn_cast<ObjCInterfaceDecl>(D)) { |
9314 | |
9315 | const_cast<ObjCInterfaceType *>(cast<ObjCInterfaceType>(ID->TypeForDecl)) |
9316 | ->Decl = ID; |
9317 | |
9318 | for (auto *R = getMostRecentExistingDecl(ID); R; R = R->getPreviousDecl()) |
9319 | cast<ObjCInterfaceDecl>(R)->Data = ID->Data; |
9320 | |
9321 | continue; |
9322 | } |
9323 | |
9324 | if (auto PD = dyn_cast<ObjCProtocolDecl>(D)) { |
9325 | for (auto *R = getMostRecentExistingDecl(PD); R; R = R->getPreviousDecl()) |
9326 | cast<ObjCProtocolDecl>(R)->Data = PD->Data; |
9327 | |
9328 | continue; |
9329 | } |
9330 | |
9331 | auto RTD = cast<RedeclarableTemplateDecl>(D)->getCanonicalDecl(); |
9332 | for (auto *R = getMostRecentExistingDecl(RTD); R; R = R->getPreviousDecl()) |
9333 | cast<RedeclarableTemplateDecl>(R)->Common = RTD->Common; |
9334 | } |
9335 | PendingDefinitions.clear(); |
9336 | |
9337 | |
9338 | |
9339 | |
9340 | |
9341 | for (PendingBodiesMap::iterator PB = PendingBodies.begin(), |
9342 | PBEnd = PendingBodies.end(); |
9343 | PB != PBEnd; ++PB) { |
9344 | if (FunctionDecl *FD = dyn_cast<FunctionDecl>(PB->first)) { |
9345 | |
9346 | |
9347 | |
9348 | |
9349 | |
9350 | |
9351 | |
9352 | |
9353 | |
9354 | if (auto *RD = dyn_cast<CXXRecordDecl>(FD->getLexicalParent())) |
9355 | if (RD->isDependentContext() && !RD->isThisDeclarationADefinition()) |
9356 | continue; |
9357 | |
9358 | |
9359 | |
9360 | const FunctionDecl *Defn = nullptr; |
9361 | if (!getContext().getLangOpts().Modules || !FD->hasBody(Defn)) { |
9362 | FD->setLazyBody(PB->second); |
9363 | } else { |
9364 | auto *NonConstDefn = const_cast<FunctionDecl*>(Defn); |
9365 | mergeDefinitionVisibility(NonConstDefn, FD); |
9366 | |
9367 | if (!FD->isLateTemplateParsed() && |
9368 | !NonConstDefn->isLateTemplateParsed() && |
9369 | FD->getODRHash() != NonConstDefn->getODRHash()) { |
9370 | if (!isa<CXXMethodDecl>(FD)) { |
9371 | PendingFunctionOdrMergeFailures[FD].push_back(NonConstDefn); |
9372 | } else if (FD->getLexicalParent()->isFileContext() && |
9373 | NonConstDefn->getLexicalParent()->isFileContext()) { |
9374 | |
9375 | |
9376 | |
9377 | PendingFunctionOdrMergeFailures[FD].push_back(NonConstDefn); |
9378 | } |
9379 | } |
9380 | } |
9381 | continue; |
9382 | } |
9383 | |
9384 | ObjCMethodDecl *MD = cast<ObjCMethodDecl>(PB->first); |
9385 | if (!getContext().getLangOpts().Modules || !MD->hasBody()) |
9386 | MD->setLazyBody(PB->second); |
9387 | } |
9388 | PendingBodies.clear(); |
9389 | |
9390 | |
9391 | for (auto *ND : PendingMergedDefinitionsToDeduplicate) |
9392 | getContext().deduplicateMergedDefinitonsFor(ND); |
9393 | PendingMergedDefinitionsToDeduplicate.clear(); |
9394 | } |
9395 | |
9396 | void ASTReader::diagnoseOdrViolations() { |
9397 | if (PendingOdrMergeFailures.empty() && PendingOdrMergeChecks.empty() && |
9398 | PendingFunctionOdrMergeFailures.empty() && |
9399 | PendingEnumOdrMergeFailures.empty()) |
9400 | return; |
9401 | |
9402 | |
9403 | |
9404 | |
9405 | |
9406 | auto OdrMergeFailures = std::move(PendingOdrMergeFailures); |
9407 | PendingOdrMergeFailures.clear(); |
9408 | for (auto &Merge : OdrMergeFailures) { |
9409 | Merge.first->buildLookup(); |
9410 | Merge.first->decls_begin(); |
9411 | Merge.first->bases_begin(); |
9412 | Merge.first->vbases_begin(); |
9413 | for (auto &RecordPair : Merge.second) { |
9414 | auto *RD = RecordPair.first; |
9415 | RD->decls_begin(); |
9416 | RD->bases_begin(); |
9417 | RD->vbases_begin(); |
9418 | } |
9419 | } |
9420 | |
9421 | |
9422 | auto FunctionOdrMergeFailures = std::move(PendingFunctionOdrMergeFailures); |
9423 | PendingFunctionOdrMergeFailures.clear(); |
9424 | for (auto &Merge : FunctionOdrMergeFailures) { |
9425 | Merge.first->buildLookup(); |
9426 | Merge.first->decls_begin(); |
9427 | Merge.first->getBody(); |
9428 | for (auto &FD : Merge.second) { |
9429 | FD->buildLookup(); |
9430 | FD->decls_begin(); |
9431 | FD->getBody(); |
9432 | } |
9433 | } |
9434 | |
9435 | |
9436 | auto EnumOdrMergeFailures = std::move(PendingEnumOdrMergeFailures); |
9437 | PendingEnumOdrMergeFailures.clear(); |
9438 | for (auto &Merge : EnumOdrMergeFailures) { |
9439 | Merge.first->decls_begin(); |
9440 | for (auto &Enum : Merge.second) { |
9441 | Enum->decls_begin(); |
9442 | } |
9443 | } |
9444 | |
9445 | |
9446 | |
9447 | |
9448 | |
9449 | |
9450 | |
9451 | while (!PendingOdrMergeChecks.empty()) { |
9452 | NamedDecl *D = PendingOdrMergeChecks.pop_back_val(); |
9453 | |
9454 | |
9455 | |
9456 | |
9457 | |
9458 | if (D->isImplicit()) |
9459 | continue; |
9460 | |
9461 | DeclContext *CanonDef = D->getDeclContext(); |
9462 | |
9463 | bool Found = false; |
9464 | const Decl *DCanon = D->getCanonicalDecl(); |
9465 | |
9466 | for (auto RI : D->redecls()) { |
9467 | if (RI->getLexicalDeclContext() == CanonDef) { |
9468 | Found = true; |
9469 | break; |
9470 | } |
9471 | } |
9472 | if (Found) |
9473 | continue; |
9474 | |
9475 | |
9476 | |
9477 | |
9478 | |
9479 | |
9480 | |
9481 | llvm::SmallVector<const NamedDecl*, 4> Candidates; |
9482 | for (auto *CanonMember : CanonDef->decls()) { |
9483 | if (CanonMember->getCanonicalDecl() == DCanon) { |
9484 | |
9485 | |
9486 | |
9487 | |
9488 | |
9489 | Found = true; |
9490 | break; |
9491 | } |
9492 | if (auto *ND = dyn_cast<NamedDecl>(CanonMember)) |
9493 | if (ND->getDeclName() == D->getDeclName()) |
9494 | Candidates.push_back(ND); |
9495 | } |
9496 | |
9497 | if (!Found) { |
9498 | |
9499 | |
9500 | if (!isa<TagDecl>(D)) |
9501 | D->setInvalidDecl(); |
9502 | |
9503 | |
9504 | |
9505 | Deserializing RecursionGuard(this); |
9506 | |
9507 | std::string CanonDefModule = |
9508 | getOwningModuleNameForDiagnostic(cast<Decl>(CanonDef)); |
9509 | Diag(D->getLocation(), diag::err_module_odr_violation_missing_decl) |
9510 | << D << getOwningModuleNameForDiagnostic(D) |
9511 | << CanonDef << CanonDefModule.empty() << CanonDefModule; |
9512 | |
9513 | if (Candidates.empty()) |
9514 | Diag(cast<Decl>(CanonDef)->getLocation(), |
9515 | diag::note_module_odr_violation_no_possible_decls) << D; |
9516 | else { |
9517 | for (unsigned I = 0, N = Candidates.size(); I != N; ++I) |
9518 | Diag(Candidates[I]->getLocation(), |
9519 | diag::note_module_odr_violation_possible_decl) |
9520 | << Candidates[I]; |
9521 | } |
9522 | |
9523 | DiagnosedOdrMergeFailures.insert(CanonDef); |
9524 | } |
9525 | } |
9526 | |
9527 | if (OdrMergeFailures.empty() && FunctionOdrMergeFailures.empty() && |
9528 | EnumOdrMergeFailures.empty()) |
9529 | return; |
9530 | |
9531 | |
9532 | |
9533 | Deserializing RecursionGuard(this); |
9534 | |
9535 | |
9536 | ODRHash Hash; |
9537 | auto ComputeQualTypeODRHash = [&Hash](QualType Ty) { |
9538 | Hash.clear(); |
9539 | Hash.AddQualType(Ty); |
9540 | return Hash.CalculateHash(); |
9541 | }; |
9542 | |
9543 | auto ComputeODRHash = [&Hash](const Stmt *S) { |
9544 | assert(S); |
9545 | Hash.clear(); |
9546 | Hash.AddStmt(S); |
9547 | return Hash.CalculateHash(); |
9548 | }; |
9549 | |
9550 | auto ComputeSubDeclODRHash = [&Hash](const Decl *D) { |
9551 | assert(D); |
9552 | Hash.clear(); |
9553 | Hash.AddSubDecl(D); |
9554 | return Hash.CalculateHash(); |
9555 | }; |
9556 | |
9557 | auto ComputeTemplateArgumentODRHash = [&Hash](const TemplateArgument &TA) { |
9558 | Hash.clear(); |
9559 | Hash.AddTemplateArgument(TA); |
9560 | return Hash.CalculateHash(); |
9561 | }; |
9562 | |
9563 | auto ComputeTemplateParameterListODRHash = |
9564 | [&Hash](const TemplateParameterList *TPL) { |
9565 | assert(TPL); |
9566 | Hash.clear(); |
9567 | Hash.AddTemplateParameterList(TPL); |
9568 | return Hash.CalculateHash(); |
9569 | }; |
9570 | |
9571 | |
9572 | |
9573 | |
9574 | enum ODRMismatchDecl { |
9575 | EndOfClass, |
9576 | PublicSpecifer, |
9577 | PrivateSpecifer, |
9578 | ProtectedSpecifer, |
9579 | StaticAssert, |
9580 | Field, |
9581 | CXXMethod, |
9582 | TypeAlias, |
9583 | TypeDef, |
9584 | Var, |
9585 | Friend, |
9586 | FunctionTemplate, |
9587 | Other |
9588 | }; |
9589 | |
9590 | |
9591 | |
9592 | enum ODRMismatchDeclDifference { |
9593 | StaticAssertCondition, |
9594 | StaticAssertMessage, |
9595 | StaticAssertOnlyMessage, |
9596 | FieldName, |
9597 | FieldTypeName, |
9598 | FieldSingleBitField, |
9599 | FieldDifferentWidthBitField, |
9600 | FieldSingleMutable, |
9601 | FieldSingleInitializer, |
9602 | FieldDifferentInitializers, |
9603 | MethodName, |
9604 | MethodDeleted, |
9605 | MethodDefaulted, |
9606 | MethodVirtual, |
9607 | MethodStatic, |
9608 | MethodVolatile, |
9609 | MethodConst, |
9610 | MethodInline, |
9611 | MethodNumberParameters, |
9612 | MethodParameterType, |
9613 | MethodParameterName, |
9614 | MethodParameterSingleDefaultArgument, |
9615 | MethodParameterDifferentDefaultArgument, |
9616 | MethodNoTemplateArguments, |
9617 | MethodDifferentNumberTemplateArguments, |
9618 | MethodDifferentTemplateArgument, |
9619 | MethodSingleBody, |
9620 | MethodDifferentBody, |
9621 | TypedefName, |
9622 | TypedefType, |
9623 | VarName, |
9624 | VarType, |
9625 | VarSingleInitializer, |
9626 | VarDifferentInitializer, |
9627 | VarConstexpr, |
9628 | FriendTypeFunction, |
9629 | FriendType, |
9630 | FriendFunction, |
9631 | FunctionTemplateDifferentNumberParameters, |
9632 | FunctionTemplateParameterDifferentKind, |
9633 | FunctionTemplateParameterName, |
9634 | FunctionTemplateParameterSingleDefaultArgument, |
9635 | FunctionTemplateParameterDifferentDefaultArgument, |
9636 | FunctionTemplateParameterDifferentType, |
9637 | FunctionTemplatePackParameter, |
9638 | }; |
9639 | |
9640 | |
9641 | |
9642 | |
9643 | auto ODRDiagDeclError = [this](NamedDecl *FirstRecord, StringRef FirstModule, |
9644 | SourceLocation Loc, SourceRange Range, |
9645 | ODRMismatchDeclDifference DiffType) { |
9646 | return Diag(Loc, diag::err_module_odr_violation_mismatch_decl_diff) |
9647 | << FirstRecord << FirstModule.empty() << FirstModule << Range |
9648 | << DiffType; |
9649 | }; |
9650 | auto ODRDiagDeclNote = [this](StringRef SecondModule, SourceLocation Loc, |
9651 | SourceRange Range, ODRMismatchDeclDifference DiffType) { |
9652 | return Diag(Loc, diag::note_module_odr_violation_mismatch_decl_diff) |
9653 | << SecondModule << Range << DiffType; |
9654 | }; |
9655 | |
9656 | auto ODRDiagField = [this, &ODRDiagDeclError, &ODRDiagDeclNote, |
9657 | &ComputeQualTypeODRHash, &ComputeODRHash]( |
9658 | NamedDecl *FirstRecord, StringRef FirstModule, |
9659 | StringRef SecondModule, FieldDecl *FirstField, |
9660 | FieldDecl *SecondField) { |
9661 | IdentifierInfo *FirstII = FirstField->getIdentifier(); |
9662 | IdentifierInfo *SecondII = SecondField->getIdentifier(); |
9663 | if (FirstII->getName() != SecondII->getName()) { |
9664 | ODRDiagDeclError(FirstRecord, FirstModule, FirstField->getLocation(), |
9665 | FirstField->getSourceRange(), FieldName) |
9666 | << FirstII; |
9667 | ODRDiagDeclNote(SecondModule, SecondField->getLocation(), |
9668 | SecondField->getSourceRange(), FieldName) |
9669 | << SecondII; |
9670 | |
9671 | return true; |
9672 | } |
9673 | |
9674 | assert(getContext().hasSameType(FirstField->getType(), |
9675 | SecondField->getType())); |
9676 | |
9677 | QualType FirstType = FirstField->getType(); |
9678 | QualType SecondType = SecondField->getType(); |
9679 | if (ComputeQualTypeODRHash(FirstType) != |
9680 | ComputeQualTypeODRHash(SecondType)) { |
9681 | ODRDiagDeclError(FirstRecord, FirstModule, FirstField->getLocation(), |
9682 | FirstField->getSourceRange(), FieldTypeName) |
9683 | << FirstII << FirstType; |
9684 | ODRDiagDeclNote(SecondModule, SecondField->getLocation(), |
9685 | SecondField->getSourceRange(), FieldTypeName) |
9686 | << SecondII << SecondType; |
9687 | |
9688 | return true; |
9689 | } |
9690 | |
9691 | const bool IsFirstBitField = FirstField->isBitField(); |
9692 | const bool IsSecondBitField = SecondField->isBitField(); |
9693 | if (IsFirstBitField != IsSecondBitField) { |
9694 | ODRDiagDeclError(FirstRecord, FirstModule, FirstField->getLocation(), |
9695 | FirstField->getSourceRange(), FieldSingleBitField) |
9696 | << FirstII << IsFirstBitField; |
9697 | ODRDiagDeclNote(SecondModule, SecondField->getLocation(), |
9698 | SecondField->getSourceRange(), FieldSingleBitField) |
9699 | << SecondII << IsSecondBitField; |
9700 | return true; |
9701 | } |
9702 | |
9703 | if (IsFirstBitField && IsSecondBitField) { |
9704 | unsigned FirstBitWidthHash = |
9705 | ComputeODRHash(FirstField->getBitWidth()); |
9706 | unsigned SecondBitWidthHash = |
9707 | ComputeODRHash(SecondField->getBitWidth()); |
9708 | if (FirstBitWidthHash != SecondBitWidthHash) { |
9709 | ODRDiagDeclError(FirstRecord, FirstModule, FirstField->getLocation(), |
9710 | FirstField->getSourceRange(), |
9711 | FieldDifferentWidthBitField) |
9712 | << FirstII << FirstField->getBitWidth()->getSourceRange(); |
9713 | ODRDiagDeclNote(SecondModule, SecondField->getLocation(), |
9714 | SecondField->getSourceRange(), |
9715 | FieldDifferentWidthBitField) |
9716 | << SecondII << SecondField->getBitWidth()->getSourceRange(); |
9717 | return true; |
9718 | } |
9719 | } |
9720 | |
9721 | if (!PP.getLangOpts().CPlusPlus) |
9722 | return false; |
9723 | |
9724 | const bool IsFirstMutable = FirstField->isMutable(); |
9725 | const bool IsSecondMutable = SecondField->isMutable(); |
9726 | if (IsFirstMutable != IsSecondMutable) { |
9727 | ODRDiagDeclError(FirstRecord, FirstModule, FirstField->getLocation(), |
9728 | FirstField->getSourceRange(), FieldSingleMutable) |
9729 | << FirstII << IsFirstMutable; |
9730 | ODRDiagDeclNote(SecondModule, SecondField->getLocation(), |
9731 | SecondField->getSourceRange(), FieldSingleMutable) |
9732 | << SecondII << IsSecondMutable; |
9733 | return true; |
9734 | } |
9735 | |
9736 | const Expr *FirstInitializer = FirstField->getInClassInitializer(); |
9737 | const Expr *SecondInitializer = SecondField->getInClassInitializer(); |
9738 | if ((!FirstInitializer && SecondInitializer) || |
9739 | (FirstInitializer && !SecondInitializer)) { |
9740 | ODRDiagDeclError(FirstRecord, FirstModule, FirstField->getLocation(), |
9741 | FirstField->getSourceRange(), FieldSingleInitializer) |
9742 | << FirstII << (FirstInitializer != nullptr); |
9743 | ODRDiagDeclNote(SecondModule, SecondField->getLocation(), |
9744 | SecondField->getSourceRange(), FieldSingleInitializer) |
9745 | << SecondII << (SecondInitializer != nullptr); |
9746 | return true; |
9747 | } |
9748 | |
9749 | if (FirstInitializer && SecondInitializer) { |
9750 | unsigned FirstInitHash = ComputeODRHash(FirstInitializer); |
9751 | unsigned SecondInitHash = ComputeODRHash(SecondInitializer); |
9752 | if (FirstInitHash != SecondInitHash) { |
9753 | ODRDiagDeclError(FirstRecord, FirstModule, FirstField->getLocation(), |
9754 | FirstField->getSourceRange(), |
9755 | FieldDifferentInitializers) |
9756 | << FirstII << FirstInitializer->getSourceRange(); |
9757 | ODRDiagDeclNote(SecondModule, SecondField->getLocation(), |
9758 | SecondField->getSourceRange(), |
9759 | FieldDifferentInitializers) |
9760 | << SecondII << SecondInitializer->getSourceRange(); |
9761 | return true; |
9762 | } |
9763 | } |
9764 | |
9765 | return false; |
9766 | }; |
9767 | |
9768 | auto ODRDiagTypeDefOrAlias = |
9769 | [&ODRDiagDeclError, &ODRDiagDeclNote, &ComputeQualTypeODRHash]( |
9770 | NamedDecl *FirstRecord, StringRef FirstModule, StringRef SecondModule, |
9771 | TypedefNameDecl *FirstTD, TypedefNameDecl *SecondTD, |
9772 | bool IsTypeAlias) { |
9773 | auto FirstName = FirstTD->getDeclName(); |
9774 | auto SecondName = SecondTD->getDeclName(); |
9775 | if (FirstName != SecondName) { |
9776 | ODRDiagDeclError(FirstRecord, FirstModule, FirstTD->getLocation(), |
9777 | FirstTD->getSourceRange(), TypedefName) |
9778 | << IsTypeAlias << FirstName; |
9779 | ODRDiagDeclNote(SecondModule, SecondTD->getLocation(), |
9780 | SecondTD->getSourceRange(), TypedefName) |
9781 | << IsTypeAlias << SecondName; |
9782 | return true; |
9783 | } |
9784 | |
9785 | QualType FirstType = FirstTD->getUnderlyingType(); |
9786 | QualType SecondType = SecondTD->getUnderlyingType(); |
9787 | if (ComputeQualTypeODRHash(FirstType) != |
9788 | ComputeQualTypeODRHash(SecondType)) { |
9789 | ODRDiagDeclError(FirstRecord, FirstModule, FirstTD->getLocation(), |
9790 | FirstTD->getSourceRange(), TypedefType) |
9791 | << IsTypeAlias << FirstName << FirstType; |
9792 | ODRDiagDeclNote(SecondModule, SecondTD->getLocation(), |
9793 | SecondTD->getSourceRange(), TypedefType) |
9794 | << IsTypeAlias << SecondName << SecondType; |
9795 | return true; |
9796 | } |
9797 | |
9798 | return false; |
9799 | }; |
9800 | |
9801 | auto ODRDiagVar = [&ODRDiagDeclError, &ODRDiagDeclNote, |
9802 | &ComputeQualTypeODRHash, &ComputeODRHash, |
9803 | this](NamedDecl *FirstRecord, StringRef FirstModule, |
9804 | StringRef SecondModule, VarDecl *FirstVD, |
9805 | VarDecl *SecondVD) { |
9806 | auto FirstName = FirstVD->getDeclName(); |
9807 | auto SecondName = SecondVD->getDeclName(); |
9808 | if (FirstName != SecondName) { |
9809 | ODRDiagDeclError(FirstRecord, FirstModule, FirstVD->getLocation(), |
9810 | FirstVD->getSourceRange(), VarName) |
9811 | << FirstName; |
9812 | ODRDiagDeclNote(SecondModule, SecondVD->getLocation(), |
9813 | SecondVD->getSourceRange(), VarName) |
9814 | << SecondName; |
9815 | return true; |
9816 | } |
9817 | |
9818 | QualType FirstType = FirstVD->getType(); |
9819 | QualType SecondType = SecondVD->getType(); |
9820 | if (ComputeQualTypeODRHash(FirstType) != |
9821 | ComputeQualTypeODRHash(SecondType)) { |
9822 | ODRDiagDeclError(FirstRecord, FirstModule, FirstVD->getLocation(), |
9823 | FirstVD->getSourceRange(), VarType) |
9824 | << FirstName << FirstType; |
9825 | ODRDiagDeclNote(SecondModule, SecondVD->getLocation(), |
9826 | SecondVD->getSourceRange(), VarType) |
9827 | << SecondName << SecondType; |
9828 | return true; |
9829 | } |
9830 | |
9831 | if (!PP.getLangOpts().CPlusPlus) |
9832 | return false; |
9833 | |
9834 | const Expr *FirstInit = FirstVD->getInit(); |
9835 | const Expr *SecondInit = SecondVD->getInit(); |
9836 | if ((FirstInit == nullptr) != (SecondInit == nullptr)) { |
9837 | ODRDiagDeclError(FirstRecord, FirstModule, FirstVD->getLocation(), |
9838 | FirstVD->getSourceRange(), VarSingleInitializer) |
9839 | << FirstName << (FirstInit == nullptr) |
9840 | << (FirstInit ? FirstInit->getSourceRange() : SourceRange()); |
9841 | ODRDiagDeclNote(SecondModule, SecondVD->getLocation(), |
9842 | SecondVD->getSourceRange(), VarSingleInitializer) |
9843 | << SecondName << (SecondInit == nullptr) |
9844 | << (SecondInit ? SecondInit->getSourceRange() : SourceRange()); |
9845 | return true; |
9846 | } |
9847 | |
9848 | if (FirstInit && SecondInit && |
9849 | ComputeODRHash(FirstInit) != ComputeODRHash(SecondInit)) { |
9850 | ODRDiagDeclError(FirstRecord, FirstModule, FirstVD->getLocation(), |
9851 | FirstVD->getSourceRange(), VarDifferentInitializer) |
9852 | << FirstName << FirstInit->getSourceRange(); |
9853 | ODRDiagDeclNote(SecondModule, SecondVD->getLocation(), |
9854 | SecondVD->getSourceRange(), VarDifferentInitializer) |
9855 | << SecondName << SecondInit->getSourceRange(); |
9856 | return true; |
9857 | } |
9858 | |
9859 | const bool FirstIsConstexpr = FirstVD->isConstexpr(); |
9860 | const bool SecondIsConstexpr = SecondVD->isConstexpr(); |
9861 | if (FirstIsConstexpr != SecondIsConstexpr) { |
9862 | ODRDiagDeclError(FirstRecord, FirstModule, FirstVD->getLocation(), |
9863 | FirstVD->getSourceRange(), VarConstexpr) |
9864 | << FirstName << FirstIsConstexpr; |
9865 | ODRDiagDeclNote(SecondModule, SecondVD->getLocation(), |
9866 | SecondVD->getSourceRange(), VarConstexpr) |
9867 | << SecondName << SecondIsConstexpr; |
9868 | return true; |
9869 | } |
9870 | return false; |
9871 | }; |
9872 | |
9873 | auto DifferenceSelector = [](Decl *D) { |
9874 | assert(D && "valid Decl required"); |
9875 | switch (D->getKind()) { |
9876 | default: |
9877 | return Other; |
9878 | case Decl::AccessSpec: |
9879 | switch (D->getAccess()) { |
9880 | case AS_public: |
9881 | return PublicSpecifer; |
9882 | case AS_private: |
9883 | return PrivateSpecifer; |
9884 | case AS_protected: |
9885 | return ProtectedSpecifer; |
9886 | case AS_none: |
9887 | break; |
9888 | } |
9889 | llvm_unreachable("Invalid access specifier"); |
9890 | case Decl::StaticAssert: |
9891 | return StaticAssert; |
9892 | case Decl::Field: |
9893 | return Field; |
9894 | case Decl::CXXMethod: |
9895 | case Decl::CXXConstructor: |
9896 | case Decl::CXXDestructor: |
9897 | return CXXMethod; |
9898 | case Decl::TypeAlias: |
9899 | return TypeAlias; |
9900 | case Decl::Typedef: |
9901 | return TypeDef; |
9902 | case Decl::Var: |
9903 | return Var; |
9904 | case Decl::Friend: |
9905 | return Friend; |
9906 | case Decl::FunctionTemplate: |
9907 | return FunctionTemplate; |
9908 | } |
9909 | }; |
9910 | |
9911 | using DeclHashes = llvm::SmallVector<std::pair<Decl *, unsigned>, 4>; |
9912 | auto PopulateHashes = [&ComputeSubDeclODRHash](DeclHashes &Hashes, |
9913 | RecordDecl *Record, |
9914 | const DeclContext *DC) { |
9915 | for (auto *D : Record->decls()) { |
9916 | if (!ODRHash::isDeclToBeProcessed(D, DC)) |
9917 | continue; |
9918 | Hashes.emplace_back(D, ComputeSubDeclODRHash(D)); |
9919 | } |
9920 | }; |
9921 | |
9922 | struct DiffResult { |
9923 | Decl *FirstDecl = nullptr, *SecondDecl = nullptr; |
9924 | ODRMismatchDecl FirstDiffType = Other, SecondDiffType = Other; |
9925 | }; |
9926 | |
9927 | |
9928 | |
9929 | |
9930 | auto FindTypeDiffs = [&DifferenceSelector](DeclHashes &FirstHashes, |
9931 | DeclHashes &SecondHashes) { |
9932 | DiffResult DR; |
9933 | auto FirstIt = FirstHashes.begin(); |
9934 | auto SecondIt = SecondHashes.begin(); |
9935 | while (FirstIt != FirstHashes.end() || SecondIt != SecondHashes.end()) { |
9936 | if (FirstIt != FirstHashes.end() && SecondIt != SecondHashes.end() && |
9937 | FirstIt->second == SecondIt->second) { |
9938 | ++FirstIt; |
9939 | ++SecondIt; |
9940 | continue; |
9941 | } |
9942 | |
9943 | DR.FirstDecl = FirstIt == FirstHashes.end() ? nullptr : FirstIt->first; |
9944 | DR.SecondDecl = |
9945 | SecondIt == SecondHashes.end() ? nullptr : SecondIt->first; |
9946 | |
9947 | DR.FirstDiffType = |
9948 | DR.FirstDecl ? DifferenceSelector(DR.FirstDecl) : EndOfClass; |
9949 | DR.SecondDiffType = |
9950 | DR.SecondDecl ? DifferenceSelector(DR.SecondDecl) : EndOfClass; |
9951 | return DR; |
9952 | } |
9953 | return DR; |
9954 | }; |
9955 | |
9956 | |
9957 | |
9958 | |
9959 | auto DiagnoseODRUnexpected = [this](DiffResult &DR, NamedDecl *FirstRecord, |
9960 | StringRef FirstModule, |
9961 | NamedDecl *SecondRecord, |
9962 | StringRef SecondModule) { |
9963 | Diag(FirstRecord->getLocation(), |
9964 | diag::err_module_odr_violation_different_definitions) |
9965 | << FirstRecord << FirstModule.empty() << FirstModule; |
9966 | |
9967 | if (DR.FirstDecl) { |
9968 | Diag(DR.FirstDecl->getLocation(), diag::note_first_module_difference) |
9969 | << FirstRecord << DR.FirstDecl->getSourceRange(); |
9970 | } |
9971 | |
9972 | Diag(SecondRecord->getLocation(), |
9973 | diag::note_module_odr_violation_different_definitions) |
9974 | << SecondModule; |
9975 | |
9976 | if (DR.SecondDecl) { |
9977 | Diag(DR.SecondDecl->getLocation(), diag::note_second_module_difference) |
9978 | << DR.SecondDecl->getSourceRange(); |
9979 | } |
9980 | }; |
9981 | |
9982 | auto DiagnoseODRMismatch = |
9983 | [this](DiffResult &DR, NamedDecl *FirstRecord, StringRef FirstModule, |
9984 | NamedDecl *SecondRecord, StringRef SecondModule) { |
9985 | SourceLocation FirstLoc; |
9986 | SourceRange FirstRange; |
9987 | auto *FirstTag = dyn_cast<TagDecl>(FirstRecord); |
9988 | if (DR.FirstDiffType == EndOfClass && FirstTag) { |
9989 | FirstLoc = FirstTag->getBraceRange().getEnd(); |
9990 | } else { |
9991 | FirstLoc = DR.FirstDecl->getLocation(); |
9992 | FirstRange = DR.FirstDecl->getSourceRange(); |
9993 | } |
9994 | Diag(FirstLoc, diag::err_module_odr_violation_mismatch_decl) |
9995 | << FirstRecord << FirstModule.empty() << FirstModule << FirstRange |
9996 | << DR.FirstDiffType; |
9997 | |
9998 | SourceLocation SecondLoc; |
9999 | SourceRange SecondRange; |
10000 | auto *SecondTag = dyn_cast<TagDecl>(SecondRecord); |
10001 | if (DR.SecondDiffType == EndOfClass && SecondTag) { |
10002 | SecondLoc = SecondTag->getBraceRange().getEnd(); |
10003 | } else { |
10004 | SecondLoc = DR.SecondDecl->getLocation(); |
10005 | SecondRange = DR.SecondDecl->getSourceRange(); |
10006 | } |
10007 | Diag(SecondLoc, diag::note_module_odr_violation_mismatch_decl) |
10008 | << SecondModule << SecondRange << DR.SecondDiffType; |
10009 | }; |
10010 | |
10011 | |
10012 | for (auto &Merge : OdrMergeFailures) { |
10013 | |
10014 | |
10015 | if (!DiagnosedOdrMergeFailures.insert(Merge.first).second) |
10016 | continue; |
10017 | |
10018 | bool Diagnosed = false; |
10019 | CXXRecordDecl *FirstRecord = Merge.first; |
10020 | std::string FirstModule = getOwningModuleNameForDiagnostic(FirstRecord); |
10021 | for (auto &RecordPair : Merge.second) { |
10022 | CXXRecordDecl *SecondRecord = RecordPair.first; |
10023 | |
10024 | |
10025 | if (FirstRecord == SecondRecord) |
10026 | continue; |
10027 | |
10028 | std::string SecondModule = getOwningModuleNameForDiagnostic(SecondRecord); |
10029 | |
10030 | auto *FirstDD = FirstRecord->DefinitionData; |
10031 | auto *SecondDD = RecordPair.second; |
10032 | |
10033 | assert(FirstDD && SecondDD && "Definitions without DefinitionData"); |
10034 | |
10035 | |
10036 | if (FirstDD != SecondDD) { |
10037 | enum ODRDefinitionDataDifference { |
10038 | NumBases, |
10039 | NumVBases, |
10040 | BaseType, |
10041 | BaseVirtual, |
10042 | BaseAccess, |
10043 | }; |
10044 | auto ODRDiagBaseError = [FirstRecord, &FirstModule, |
10045 | this](SourceLocation Loc, SourceRange Range, |
10046 | ODRDefinitionDataDifference DiffType) { |
10047 | return Diag(Loc, diag::err_module_odr_violation_definition_data) |
10048 | << FirstRecord << FirstModule.empty() << FirstModule << Range |
10049 | << DiffType; |
10050 | }; |
10051 | auto ODRDiagBaseNote = [&SecondModule, |
10052 | this](SourceLocation Loc, SourceRange Range, |
10053 | ODRDefinitionDataDifference DiffType) { |
10054 | return Diag(Loc, diag::note_module_odr_violation_definition_data) |
10055 | << SecondModule << Range << DiffType; |
10056 | }; |
10057 | |
10058 | unsigned FirstNumBases = FirstDD->NumBases; |
10059 | unsigned FirstNumVBases = FirstDD->NumVBases; |
10060 | unsigned SecondNumBases = SecondDD->NumBases; |
10061 | unsigned SecondNumVBases = SecondDD->NumVBases; |
10062 | |
10063 | auto GetSourceRange = [](struct CXXRecordDecl::DefinitionData *DD) { |
10064 | unsigned NumBases = DD->NumBases; |
10065 | if (NumBases == 0) return SourceRange(); |
10066 | auto bases = DD->bases(); |
10067 | return SourceRange(bases[0].getBeginLoc(), |
10068 | bases[NumBases - 1].getEndLoc()); |
10069 | }; |
10070 | |
10071 | if (FirstNumBases != SecondNumBases) { |
10072 | ODRDiagBaseError(FirstRecord->getLocation(), GetSourceRange(FirstDD), |
10073 | NumBases) |
10074 | << FirstNumBases; |
10075 | ODRDiagBaseNote(SecondRecord->getLocation(), GetSourceRange(SecondDD), |
10076 | NumBases) |
10077 | << SecondNumBases; |
10078 | Diagnosed = true; |
10079 | break; |
10080 | } |
10081 | |
10082 | if (FirstNumVBases != SecondNumVBases) { |
10083 | ODRDiagBaseError(FirstRecord->getLocation(), GetSourceRange(FirstDD), |
10084 | NumVBases) |
10085 | << FirstNumVBases; |
10086 | ODRDiagBaseNote(SecondRecord->getLocation(), GetSourceRange(SecondDD), |
10087 | NumVBases) |
10088 | << SecondNumVBases; |
10089 | Diagnosed = true; |
10090 | break; |
10091 | } |
10092 | |
10093 | auto FirstBases = FirstDD->bases(); |
10094 | auto SecondBases = SecondDD->bases(); |
10095 | unsigned i = 0; |
10096 | for (i = 0; i < FirstNumBases; ++i) { |
10097 | auto FirstBase = FirstBases[i]; |
10098 | auto SecondBase = SecondBases[i]; |
10099 | if (ComputeQualTypeODRHash(FirstBase.getType()) != |
10100 | ComputeQualTypeODRHash(SecondBase.getType())) { |
10101 | ODRDiagBaseError(FirstRecord->getLocation(), |
10102 | FirstBase.getSourceRange(), BaseType) |
10103 | << (i + 1) << FirstBase.getType(); |
10104 | ODRDiagBaseNote(SecondRecord->getLocation(), |
10105 | SecondBase.getSourceRange(), BaseType) |
10106 | << (i + 1) << SecondBase.getType(); |
10107 | break; |
10108 | } |
10109 | |
10110 | if (FirstBase.isVirtual() != SecondBase.isVirtual()) { |
10111 | ODRDiagBaseError(FirstRecord->getLocation(), |
10112 | FirstBase.getSourceRange(), BaseVirtual) |
10113 | << (i + 1) << FirstBase.isVirtual() << FirstBase.getType(); |
10114 | ODRDiagBaseNote(SecondRecord->getLocation(), |
10115 | SecondBase.getSourceRange(), BaseVirtual) |
10116 | << (i + 1) << SecondBase.isVirtual() << SecondBase.getType(); |
10117 | break; |
10118 | } |
10119 | |
10120 | if (FirstBase.getAccessSpecifierAsWritten() != |
10121 | SecondBase.getAccessSpecifierAsWritten()) { |
10122 | ODRDiagBaseError(FirstRecord->getLocation(), |
10123 | FirstBase.getSourceRange(), BaseAccess) |
10124 | << (i + 1) << FirstBase.getType() |
10125 | << (int)FirstBase.getAccessSpecifierAsWritten(); |
10126 | ODRDiagBaseNote(SecondRecord->getLocation(), |
10127 | SecondBase.getSourceRange(), BaseAccess) |
10128 | << (i + 1) << SecondBase.getType() |
10129 | << (int)SecondBase.getAccessSpecifierAsWritten(); |
10130 | break; |
10131 | } |
10132 | } |
10133 | |
10134 | if (i != FirstNumBases) { |
10135 | Diagnosed = true; |
10136 | break; |
10137 | } |
10138 | } |
10139 | |
10140 | const ClassTemplateDecl *FirstTemplate = |
10141 | FirstRecord->getDescribedClassTemplate(); |
10142 | const ClassTemplateDecl *SecondTemplate = |
10143 | SecondRecord->getDescribedClassTemplate(); |
10144 | |
10145 | assert(!FirstTemplate == !SecondTemplate && |
10146 | "Both pointers should be null or non-null"); |
10147 | |
10148 | enum ODRTemplateDifference { |
10149 | ParamEmptyName, |
10150 | ParamName, |
10151 | ParamSingleDefaultArgument, |
10152 | ParamDifferentDefaultArgument, |
10153 | }; |
10154 | |
10155 | if (FirstTemplate && SecondTemplate) { |
10156 | DeclHashes FirstTemplateHashes; |
10157 | DeclHashes SecondTemplateHashes; |
10158 | |
10159 | auto PopulateTemplateParameterHashs = |
10160 | [&ComputeSubDeclODRHash](DeclHashes &Hashes, |
10161 | const ClassTemplateDecl *TD) { |
10162 | for (auto *D : TD->getTemplateParameters()->asArray()) { |
10163 | Hashes.emplace_back(D, ComputeSubDeclODRHash(D)); |
10164 | } |
10165 | }; |
10166 | |
10167 | PopulateTemplateParameterHashs(FirstTemplateHashes, FirstTemplate); |
10168 | PopulateTemplateParameterHashs(SecondTemplateHashes, SecondTemplate); |
10169 | |
10170 | assert(FirstTemplateHashes.size() == SecondTemplateHashes.size() && |
10171 | "Number of template parameters should be equal."); |
10172 | |
10173 | auto FirstIt = FirstTemplateHashes.begin(); |
10174 | auto FirstEnd = FirstTemplateHashes.end(); |
10175 | auto SecondIt = SecondTemplateHashes.begin(); |
10176 | for (; FirstIt != FirstEnd; ++FirstIt, ++SecondIt) { |
10177 | if (FirstIt->second == SecondIt->second) |
10178 | continue; |
10179 | |
10180 | auto ODRDiagTemplateError = [FirstRecord, &FirstModule, this]( |
10181 | SourceLocation Loc, SourceRange Range, |
10182 | ODRTemplateDifference DiffType) { |
10183 | return Diag(Loc, diag::err_module_odr_violation_template_parameter) |
10184 | << FirstRecord << FirstModule.empty() << FirstModule << Range |
10185 | << DiffType; |
10186 | }; |
10187 | auto ODRDiagTemplateNote = [&SecondModule, this]( |
10188 | SourceLocation Loc, SourceRange Range, |
10189 | ODRTemplateDifference DiffType) { |
10190 | return Diag(Loc, diag::note_module_odr_violation_template_parameter) |
10191 | << SecondModule << Range << DiffType; |
10192 | }; |
10193 | |
10194 | const NamedDecl* FirstDecl = cast<NamedDecl>(FirstIt->first); |
10195 | const NamedDecl* SecondDecl = cast<NamedDecl>(SecondIt->first); |
10196 | |
10197 | assert(FirstDecl->getKind() == SecondDecl->getKind() && |
10198 | "Parameter Decl's should be the same kind."); |
10199 | |
10200 | DeclarationName FirstName = FirstDecl->getDeclName(); |
10201 | DeclarationName SecondName = SecondDecl->getDeclName(); |
10202 | |
10203 | if (FirstName != SecondName) { |
10204 | const bool FirstNameEmpty = |
10205 | FirstName.isIdentifier() && !FirstName.getAsIdentifierInfo(); |
10206 | const bool SecondNameEmpty = |
10207 | SecondName.isIdentifier() && !SecondName.getAsIdentifierInfo(); |
10208 | assert((!FirstNameEmpty || !SecondNameEmpty) && |
10209 | "Both template parameters cannot be unnamed."); |
10210 | ODRDiagTemplateError(FirstDecl->getLocation(), |
10211 | FirstDecl->getSourceRange(), |
10212 | FirstNameEmpty ? ParamEmptyName : ParamName) |
10213 | << FirstName; |
10214 | ODRDiagTemplateNote(SecondDecl->getLocation(), |
10215 | SecondDecl->getSourceRange(), |
10216 | SecondNameEmpty ? ParamEmptyName : ParamName) |
10217 | << SecondName; |
10218 | break; |
10219 | } |
10220 | |
10221 | switch (FirstDecl->getKind()) { |
10222 | default: |
10223 | llvm_unreachable("Invalid template parameter type."); |
10224 | case Decl::TemplateTypeParm: { |
10225 | const auto *FirstParam = cast<TemplateTypeParmDecl>(FirstDecl); |
10226 | const auto *SecondParam = cast<TemplateTypeParmDecl>(SecondDecl); |
10227 | const bool HasFirstDefaultArgument = |
10228 | FirstParam->hasDefaultArgument() && |
10229 | !FirstParam->defaultArgumentWasInherited(); |
10230 | const bool HasSecondDefaultArgument = |
10231 | SecondParam->hasDefaultArgument() && |
10232 | !SecondParam->defaultArgumentWasInherited(); |
10233 | |
10234 | if (HasFirstDefaultArgument != HasSecondDefaultArgument) { |
10235 | ODRDiagTemplateError(FirstDecl->getLocation(), |
10236 | FirstDecl->getSourceRange(), |
10237 | ParamSingleDefaultArgument) |
10238 | << HasFirstDefaultArgument; |
10239 | ODRDiagTemplateNote(SecondDecl->getLocation(), |
10240 | SecondDecl->getSourceRange(), |
10241 | ParamSingleDefaultArgument) |
10242 | << HasSecondDefaultArgument; |
10243 | break; |
10244 | } |
10245 | |
10246 | assert(HasFirstDefaultArgument && HasSecondDefaultArgument && |
10247 | "Expecting default arguments."); |
10248 | |
10249 | ODRDiagTemplateError(FirstDecl->getLocation(), |
10250 | FirstDecl->getSourceRange(), |
10251 | ParamDifferentDefaultArgument); |
10252 | ODRDiagTemplateNote(SecondDecl->getLocation(), |
10253 | SecondDecl->getSourceRange(), |
10254 | ParamDifferentDefaultArgument); |
10255 | |
10256 | break; |
10257 | } |
10258 | case Decl::NonTypeTemplateParm: { |
10259 | const auto *FirstParam = cast<NonTypeTemplateParmDecl>(FirstDecl); |
10260 | const auto *SecondParam = cast<NonTypeTemplateParmDecl>(SecondDecl); |
10261 | const bool HasFirstDefaultArgument = |
10262 | FirstParam->hasDefaultArgument() && |
10263 | !FirstParam->defaultArgumentWasInherited(); |
10264 | const bool HasSecondDefaultArgument = |
10265 | SecondParam->hasDefaultArgument() && |
10266 | !SecondParam->defaultArgumentWasInherited(); |
10267 | |
10268 | if (HasFirstDefaultArgument != HasSecondDefaultArgument) { |
10269 | ODRDiagTemplateError(FirstDecl->getLocation(), |
10270 | FirstDecl->getSourceRange(), |
10271 | ParamSingleDefaultArgument) |
10272 | << HasFirstDefaultArgument; |
10273 | ODRDiagTemplateNote(SecondDecl->getLocation(), |
10274 | SecondDecl->getSourceRange(), |
10275 | ParamSingleDefaultArgument) |
10276 | << HasSecondDefaultArgument; |
10277 | break; |
10278 | } |
10279 | |
10280 | assert(HasFirstDefaultArgument && HasSecondDefaultArgument && |
10281 | "Expecting default arguments."); |
10282 | |
10283 | ODRDiagTemplateError(FirstDecl->getLocation(), |
10284 | FirstDecl->getSourceRange(), |
10285 | ParamDifferentDefaultArgument); |
10286 | ODRDiagTemplateNote(SecondDecl->getLocation(), |
10287 | SecondDecl->getSourceRange(), |
10288 | ParamDifferentDefaultArgument); |
10289 | |
10290 | break; |
10291 | } |
10292 | case Decl::TemplateTemplateParm: { |
10293 | const auto *FirstParam = cast<TemplateTemplateParmDecl>(FirstDecl); |
10294 | const auto *SecondParam = |
10295 | cast<TemplateTemplateParmDecl>(SecondDecl); |
10296 | const bool HasFirstDefaultArgument = |
10297 | FirstParam->hasDefaultArgument() && |
10298 | !FirstParam->defaultArgumentWasInherited(); |
10299 | const bool HasSecondDefaultArgument = |
10300 | SecondParam->hasDefaultArgument() && |
10301 | !SecondParam->defaultArgumentWasInherited(); |
10302 | |
10303 | if (HasFirstDefaultArgument != HasSecondDefaultArgument) { |
10304 | ODRDiagTemplateError(FirstDecl->getLocation(), |
10305 | FirstDecl->getSourceRange(), |
10306 | ParamSingleDefaultArgument) |
10307 | << HasFirstDefaultArgument; |
10308 | ODRDiagTemplateNote(SecondDecl->getLocation(), |
10309 | SecondDecl->getSourceRange(), |
10310 | ParamSingleDefaultArgument) |
10311 | << HasSecondDefaultArgument; |
10312 | break; |
10313 | } |
10314 | |
10315 | assert(HasFirstDefaultArgument && HasSecondDefaultArgument && |
10316 | "Expecting default arguments."); |
10317 | |
10318 | ODRDiagTemplateError(FirstDecl->getLocation(), |
10319 | FirstDecl->getSourceRange(), |
10320 | ParamDifferentDefaultArgument); |
10321 | ODRDiagTemplateNote(SecondDecl->getLocation(), |
10322 | SecondDecl->getSourceRange(), |
10323 | ParamDifferentDefaultArgument); |
10324 | |
10325 | break; |
10326 | } |
10327 | } |
10328 | |
10329 | break; |
10330 | } |
10331 | |
10332 | if (FirstIt != FirstEnd) { |
10333 | Diagnosed = true; |
10334 | break; |
10335 | } |
10336 | } |
10337 | |
10338 | DeclHashes FirstHashes; |
10339 | DeclHashes SecondHashes; |
10340 | const DeclContext *DC = FirstRecord; |
10341 | PopulateHashes(FirstHashes, FirstRecord, DC); |
10342 | PopulateHashes(SecondHashes, SecondRecord, DC); |
10343 | |
10344 | auto DR = FindTypeDiffs(FirstHashes, SecondHashes); |
10345 | ODRMismatchDecl FirstDiffType = DR.FirstDiffType; |
10346 | ODRMismatchDecl SecondDiffType = DR.SecondDiffType; |
10347 | Decl *FirstDecl = DR.FirstDecl; |
10348 | Decl *SecondDecl = DR.SecondDecl; |
10349 | |
10350 | if (FirstDiffType == Other || SecondDiffType == Other) { |
10351 | DiagnoseODRUnexpected(DR, FirstRecord, FirstModule, SecondRecord, |
10352 | SecondModule); |
10353 | Diagnosed = true; |
10354 | break; |
10355 | } |
10356 | |
10357 | if (FirstDiffType != SecondDiffType) { |
10358 | DiagnoseODRMismatch(DR, FirstRecord, FirstModule, SecondRecord, |
10359 | SecondModule); |
10360 | Diagnosed = true; |
10361 | break; |
10362 | } |
10363 | |
10364 | assert(FirstDiffType == SecondDiffType); |
10365 | |
10366 | switch (FirstDiffType) { |
10367 | case Other: |
10368 | case EndOfClass: |
10369 | case PublicSpecifer: |
10370 | case PrivateSpecifer: |
10371 | case ProtectedSpecifer: |
10372 | llvm_unreachable("Invalid diff type"); |
10373 | |
10374 | case StaticAssert: { |
10375 | StaticAssertDecl *FirstSA = cast<StaticAssertDecl>(FirstDecl); |
10376 | StaticAssertDecl *SecondSA = cast<StaticAssertDecl>(SecondDecl); |
10377 | |
10378 | Expr *FirstExpr = FirstSA->getAssertExpr(); |
10379 | Expr *SecondExpr = SecondSA->getAssertExpr(); |
10380 | unsigned FirstODRHash = ComputeODRHash(FirstExpr); |
10381 | unsigned SecondODRHash = ComputeODRHash(SecondExpr); |
10382 | if (FirstODRHash != SecondODRHash) { |
10383 | ODRDiagDeclError(FirstRecord, FirstModule, FirstExpr->getBeginLoc(), |
10384 | FirstExpr->getSourceRange(), StaticAssertCondition); |
10385 | ODRDiagDeclNote(SecondModule, SecondExpr->getBeginLoc(), |
10386 | SecondExpr->getSourceRange(), StaticAssertCondition); |
10387 | Diagnosed = true; |
10388 | break; |
10389 | } |
10390 | |
10391 | StringLiteral *FirstStr = FirstSA->getMessage(); |
10392 | StringLiteral *SecondStr = SecondSA->getMessage(); |
10393 | assert((FirstStr || SecondStr) && "Both messages cannot be empty"); |
10394 | if ((FirstStr && !SecondStr) || (!FirstStr && SecondStr)) { |
10395 | SourceLocation FirstLoc, SecondLoc; |
10396 | SourceRange FirstRange, SecondRange; |
10397 | if (FirstStr) { |
10398 | FirstLoc = FirstStr->getBeginLoc(); |
10399 | FirstRange = FirstStr->getSourceRange(); |
10400 | } else { |
10401 | FirstLoc = FirstSA->getBeginLoc(); |
10402 | FirstRange = FirstSA->getSourceRange(); |
10403 | } |
10404 | if (SecondStr) { |
10405 | SecondLoc = SecondStr->getBeginLoc(); |
10406 | SecondRange = SecondStr->getSourceRange(); |
10407 | } else { |
10408 | SecondLoc = SecondSA->getBeginLoc(); |
10409 | SecondRange = SecondSA->getSourceRange(); |
10410 | } |
10411 | ODRDiagDeclError(FirstRecord, FirstModule, FirstLoc, FirstRange, |
10412 | StaticAssertOnlyMessage) |
10413 | << (FirstStr == nullptr); |
10414 | ODRDiagDeclNote(SecondModule, SecondLoc, SecondRange, |
10415 | StaticAssertOnlyMessage) |
10416 | << (SecondStr == nullptr); |
10417 | Diagnosed = true; |
10418 | break; |
10419 | } |
10420 | |
10421 | if (FirstStr && SecondStr && |
10422 | FirstStr->getString() != SecondStr->getString()) { |
10423 | ODRDiagDeclError(FirstRecord, FirstModule, FirstStr->getBeginLoc(), |
10424 | FirstStr->getSourceRange(), StaticAssertMessage); |
10425 | ODRDiagDeclNote(SecondModule, SecondStr->getBeginLoc(), |
10426 | SecondStr->getSourceRange(), StaticAssertMessage); |
10427 | Diagnosed = true; |
10428 | break; |
10429 | } |
10430 | break; |
10431 | } |
10432 | case Field: { |
10433 | Diagnosed = ODRDiagField(FirstRecord, FirstModule, SecondModule, |
10434 | cast<FieldDecl>(FirstDecl), |
10435 | cast<FieldDecl>(SecondDecl)); |
10436 | break; |
10437 | } |
10438 | case CXXMethod: { |
10439 | enum { |
10440 | DiagMethod, |
10441 | DiagConstructor, |
10442 | DiagDestructor, |
10443 | } FirstMethodType, |
10444 | SecondMethodType; |
10445 | auto GetMethodTypeForDiagnostics = [](const CXXMethodDecl* D) { |
10446 | if (isa<CXXConstructorDecl>(D)) return DiagConstructor; |
10447 | if (isa<CXXDestructorDecl>(D)) return DiagDestructor; |
10448 | return DiagMethod; |
10449 | }; |
10450 | const CXXMethodDecl *FirstMethod = cast<CXXMethodDecl>(FirstDecl); |
10451 | const CXXMethodDecl *SecondMethod = cast<CXXMethodDecl>(SecondDecl); |
10452 | FirstMethodType = GetMethodTypeForDiagnostics(FirstMethod); |
10453 | SecondMethodType = GetMethodTypeForDiagnostics(SecondMethod); |
10454 | auto FirstName = FirstMethod->getDeclName(); |
10455 | auto SecondName = SecondMethod->getDeclName(); |
10456 | if (FirstMethodType != SecondMethodType || FirstName != SecondName) { |
10457 | ODRDiagDeclError(FirstRecord, FirstModule, FirstMethod->getLocation(), |
10458 | FirstMethod->getSourceRange(), MethodName) |
10459 | << FirstMethodType << FirstName; |
10460 | ODRDiagDeclNote(SecondModule, SecondMethod->getLocation(), |
10461 | SecondMethod->getSourceRange(), MethodName) |
10462 | << SecondMethodType << SecondName; |
10463 | |
10464 | Diagnosed = true; |
10465 | break; |
10466 | } |
10467 | |
10468 | const bool FirstDeleted = FirstMethod->isDeletedAsWritten(); |
10469 | const bool SecondDeleted = SecondMethod->isDeletedAsWritten(); |
10470 | if (FirstDeleted != SecondDeleted) { |
10471 | ODRDiagDeclError(FirstRecord, FirstModule, FirstMethod->getLocation(), |
10472 | FirstMethod->getSourceRange(), MethodDeleted) |
10473 | << FirstMethodType << FirstName << FirstDeleted; |
10474 | |
10475 | ODRDiagDeclNote(SecondModule, SecondMethod->getLocation(), |
10476 | SecondMethod->getSourceRange(), MethodDeleted) |
10477 | << SecondMethodType << SecondName << SecondDeleted; |
10478 | Diagnosed = true; |
10479 | break; |
10480 | } |
10481 | |
10482 | const bool FirstDefaulted = FirstMethod->isExplicitlyDefaulted(); |
10483 | const bool SecondDefaulted = SecondMethod->isExplicitlyDefaulted(); |
10484 | if (FirstDefaulted != SecondDefaulted) { |
10485 | ODRDiagDeclError(FirstRecord, FirstModule, FirstMethod->getLocation(), |
10486 | FirstMethod->getSourceRange(), MethodDefaulted) |
10487 | << FirstMethodType << FirstName << FirstDefaulted; |
10488 | |
10489 | ODRDiagDeclNote(SecondModule, SecondMethod->getLocation(), |
10490 | SecondMethod->getSourceRange(), MethodDefaulted) |
10491 | << SecondMethodType << SecondName << SecondDefaulted; |
10492 | Diagnosed = true; |
10493 | break; |
10494 | } |
10495 | |
10496 | const bool FirstVirtual = FirstMethod->isVirtualAsWritten(); |
10497 | const bool SecondVirtual = SecondMethod->isVirtualAsWritten(); |
10498 | const bool FirstPure = FirstMethod->isPure(); |
10499 | const bool SecondPure = SecondMethod->isPure(); |
10500 | if ((FirstVirtual || SecondVirtual) && |
10501 | (FirstVirtual != SecondVirtual || FirstPure != SecondPure)) { |
10502 | ODRDiagDeclError(FirstRecord, FirstModule, FirstMethod->getLocation(), |
10503 | FirstMethod->getSourceRange(), MethodVirtual) |
10504 | << FirstMethodType << FirstName << FirstPure << FirstVirtual; |
10505 | ODRDiagDeclNote(SecondModule, SecondMethod->getLocation(), |
10506 | SecondMethod->getSourceRange(), MethodVirtual) |
10507 | << SecondMethodType << SecondName << SecondPure << SecondVirtual; |
10508 | Diagnosed = true; |
10509 | break; |
10510 | } |
10511 | |
10512 | |
10513 | |
10514 | |
10515 | const auto FirstStorage = FirstMethod->getStorageClass(); |
10516 | const auto SecondStorage = SecondMethod->getStorageClass(); |
10517 | const bool FirstStatic = FirstStorage == SC_Static; |
10518 | const bool SecondStatic = SecondStorage == SC_Static; |
10519 | if (FirstStatic != SecondStatic) { |
10520 | ODRDiagDeclError(FirstRecord, FirstModule, FirstMethod->getLocation(), |
10521 | FirstMethod->getSourceRange(), MethodStatic) |
10522 | << FirstMethodType << FirstName << FirstStatic; |
10523 | ODRDiagDeclNote(SecondModule, SecondMethod->getLocation(), |
10524 | SecondMethod->getSourceRange(), MethodStatic) |
10525 | << SecondMethodType << SecondName << SecondStatic; |
10526 | Diagnosed = true; |
10527 | break; |
10528 | } |
10529 | |
10530 | const bool FirstVolatile = FirstMethod->isVolatile(); |
10531 | const bool SecondVolatile = SecondMethod->isVolatile(); |
10532 | if (FirstVolatile != SecondVolatile) { |
10533 | ODRDiagDeclError(FirstRecord, FirstModule, FirstMethod->getLocation(), |
10534 | FirstMethod->getSourceRange(), MethodVolatile) |
10535 | << FirstMethodType << FirstName << FirstVolatile; |
10536 | ODRDiagDeclNote(SecondModule, SecondMethod->getLocation(), |
10537 | SecondMethod->getSourceRange(), MethodVolatile) |
10538 | << SecondMethodType << SecondName << SecondVolatile; |
10539 | Diagnosed = true; |
10540 | break; |
10541 | } |
10542 | |
10543 | const bool FirstConst = FirstMethod->isConst(); |
10544 | const bool SecondConst = SecondMethod->isConst(); |
10545 | if (FirstConst != SecondConst) { |
10546 | ODRDiagDeclError(FirstRecord, FirstModule, FirstMethod->getLocation(), |
10547 | FirstMethod->getSourceRange(), MethodConst) |
10548 | << FirstMethodType << FirstName << FirstConst; |
10549 | ODRDiagDeclNote(SecondModule, SecondMethod->getLocation(), |
10550 | SecondMethod->getSourceRange(), MethodConst) |
10551 | << SecondMethodType << SecondName << SecondConst; |
10552 | Diagnosed = true; |
10553 | break; |
10554 | } |
10555 | |
10556 | const bool FirstInline = FirstMethod->isInlineSpecified(); |
10557 | const bool SecondInline = SecondMethod->isInlineSpecified(); |
10558 | if (FirstInline != SecondInline) { |
10559 | ODRDiagDeclError(FirstRecord, FirstModule, FirstMethod->getLocation(), |
10560 | FirstMethod->getSourceRange(), MethodInline) |
10561 | << FirstMethodType << FirstName << FirstInline; |
10562 | ODRDiagDeclNote(SecondModule, SecondMethod->getLocation(), |
10563 | SecondMethod->getSourceRange(), MethodInline) |
10564 | << SecondMethodType << SecondName << SecondInline; |
10565 | Diagnosed = true; |
10566 | break; |
10567 | } |
10568 | |
10569 | const unsigned FirstNumParameters = FirstMethod->param_size(); |
10570 | const unsigned SecondNumParameters = SecondMethod->param_size(); |
10571 | if (FirstNumParameters != SecondNumParameters) { |
10572 | ODRDiagDeclError(FirstRecord, FirstModule, FirstMethod->getLocation(), |
10573 | FirstMethod->getSourceRange(), |
10574 | MethodNumberParameters) |
10575 | << FirstMethodType << FirstName << FirstNumParameters; |
10576 | ODRDiagDeclNote(SecondModule, SecondMethod->getLocation(), |
10577 | SecondMethod->getSourceRange(), |
10578 | MethodNumberParameters) |
10579 | << SecondMethodType << SecondName << SecondNumParameters; |
10580 | Diagnosed = true; |
10581 | break; |
10582 | } |
10583 | |
10584 | |
10585 | bool ParameterMismatch = false; |
10586 | for (unsigned I = 0; I < FirstNumParameters; ++I) { |
10587 | const ParmVarDecl *FirstParam = FirstMethod->getParamDecl(I); |
10588 | const ParmVarDecl *SecondParam = SecondMethod->getParamDecl(I); |
10589 | |
10590 | QualType FirstParamType = FirstParam->getType(); |
10591 | QualType SecondParamType = SecondParam->getType(); |
10592 | if (FirstParamType != SecondParamType && |
10593 | ComputeQualTypeODRHash(FirstParamType) != |
10594 | ComputeQualTypeODRHash(SecondParamType)) { |
10595 | if (const DecayedType *ParamDecayedType = |
10596 | FirstParamType->getAs<DecayedType>()) { |
10597 | ODRDiagDeclError( |
10598 | FirstRecord, FirstModule, FirstMethod->getLocation(), |
10599 | FirstMethod->getSourceRange(), MethodParameterType) |
10600 | << FirstMethodType << FirstName << (I + 1) << FirstParamType |
10601 | << true << ParamDecayedType->getOriginalType(); |
10602 | } else { |
10603 | ODRDiagDeclError( |
10604 | FirstRecord, FirstModule, FirstMethod->getLocation(), |
10605 | FirstMethod->getSourceRange(), MethodParameterType) |
10606 | << FirstMethodType << FirstName << (I + 1) << FirstParamType |
10607 | << false; |
10608 | } |
10609 | |
10610 | if (const DecayedType *ParamDecayedType = |
10611 | SecondParamType->getAs<DecayedType>()) { |
10612 | ODRDiagDeclNote(SecondModule, SecondMethod->getLocation(), |
10613 | SecondMethod->getSourceRange(), |
10614 | MethodParameterType) |
10615 | << SecondMethodType << SecondName << (I + 1) |
10616 | << SecondParamType << true |
10617 | << ParamDecayedType->getOriginalType(); |
10618 | } else { |
10619 | ODRDiagDeclNote(SecondModule, SecondMethod->getLocation(), |
10620 | SecondMethod->getSourceRange(), |
10621 | MethodParameterType) |
10622 | << SecondMethodType << SecondName << (I + 1) |
10623 | << SecondParamType << false; |
10624 | } |
10625 | ParameterMismatch = true; |
10626 | break; |
10627 | } |
10628 | |
10629 | DeclarationName FirstParamName = FirstParam->getDeclName(); |
10630 | DeclarationName SecondParamName = SecondParam->getDeclName(); |
10631 | if (FirstParamName != SecondParamName) { |
10632 | ODRDiagDeclError(FirstRecord, FirstModule, |
10633 | FirstMethod->getLocation(), |
10634 | FirstMethod->getSourceRange(), MethodParameterName) |
10635 | << FirstMethodType << FirstName << (I + 1) << FirstParamName; |
10636 | ODRDiagDeclNote(SecondModule, SecondMethod->getLocation(), |
10637 | SecondMethod->getSourceRange(), MethodParameterName) |
10638 | << SecondMethodType << SecondName << (I + 1) << SecondParamName; |
10639 | ParameterMismatch = true; |
10640 | break; |
10641 | } |
10642 | |
10643 | const Expr *FirstInit = FirstParam->getInit(); |
10644 | const Expr *SecondInit = SecondParam->getInit(); |
10645 | if ((FirstInit == nullptr) != (SecondInit == nullptr)) { |
10646 | ODRDiagDeclError(FirstRecord, FirstModule, |
10647 | FirstMethod->getLocation(), |
10648 | FirstMethod->getSourceRange(), |
10649 | MethodParameterSingleDefaultArgument) |
10650 | << FirstMethodType << FirstName << (I + 1) |
10651 | << (FirstInit == nullptr) |
10652 | << (FirstInit ? FirstInit->getSourceRange() : SourceRange()); |
10653 | ODRDiagDeclNote(SecondModule, SecondMethod->getLocation(), |
10654 | SecondMethod->getSourceRange(), |
10655 | MethodParameterSingleDefaultArgument) |
10656 | << SecondMethodType << SecondName << (I + 1) |
10657 | << (SecondInit == nullptr) |
10658 | << (SecondInit ? SecondInit->getSourceRange() : SourceRange()); |
10659 | ParameterMismatch = true; |
10660 | break; |
10661 | } |
10662 | |
10663 | if (FirstInit && SecondInit && |
10664 | ComputeODRHash(FirstInit) != ComputeODRHash(SecondInit)) { |
10665 | ODRDiagDeclError(FirstRecord, FirstModule, |
10666 | FirstMethod->getLocation(), |
10667 | FirstMethod->getSourceRange(), |
10668 | MethodParameterDifferentDefaultArgument) |
10669 | << FirstMethodType << FirstName << (I + 1) |
10670 | << FirstInit->getSourceRange(); |
10671 | ODRDiagDeclNote(SecondModule, SecondMethod->getLocation(), |
10672 | SecondMethod->getSourceRange(), |
10673 | MethodParameterDifferentDefaultArgument) |
10674 | << SecondMethodType << SecondName << (I + 1) |
10675 | << SecondInit->getSourceRange(); |
10676 | ParameterMismatch = true; |
10677 | break; |
10678 | |
10679 | } |
10680 | } |
10681 | |
10682 | if (ParameterMismatch) { |
10683 | Diagnosed = true; |
10684 | break; |
10685 | } |
10686 | |
10687 | const auto *FirstTemplateArgs = |
10688 | FirstMethod->getTemplateSpecializationArgs(); |
10689 | const auto *SecondTemplateArgs = |
10690 | SecondMethod->getTemplateSpecializationArgs(); |
10691 | |
10692 | if ((FirstTemplateArgs && !SecondTemplateArgs) || |
10693 | (!FirstTemplateArgs && SecondTemplateArgs)) { |
10694 | ODRDiagDeclError(FirstRecord, FirstModule, FirstMethod->getLocation(), |
10695 | FirstMethod->getSourceRange(), |
10696 | MethodNoTemplateArguments) |
10697 | << FirstMethodType << FirstName << (FirstTemplateArgs != nullptr); |
10698 | ODRDiagDeclNote(SecondModule, SecondMethod->getLocation(), |
10699 | SecondMethod->getSourceRange(), |
10700 | MethodNoTemplateArguments) |
10701 | << SecondMethodType << SecondName |
10702 | << (SecondTemplateArgs != nullptr); |
10703 | |
10704 | Diagnosed = true; |
10705 | break; |
10706 | } |
10707 | |
10708 | if (FirstTemplateArgs && SecondTemplateArgs) { |
10709 | |
10710 | auto ExpandTemplateArgumentList = |
10711 | [](const TemplateArgumentList *TAL) { |
10712 | llvm::SmallVector<const TemplateArgument *, 8> ExpandedList; |
10713 | for (const TemplateArgument &TA : TAL->asArray()) { |
10714 | if (TA.getKind() != TemplateArgument::Pack) { |
10715 | ExpandedList.push_back(&TA); |
10716 | continue; |
10717 | } |
10718 | for (const TemplateArgument &PackTA : TA.getPackAsArray()) { |
10719 | ExpandedList.push_back(&PackTA); |
10720 | } |
10721 | } |
10722 | return ExpandedList; |
10723 | }; |
10724 | llvm::SmallVector<const TemplateArgument *, 8> FirstExpandedList = |
10725 | ExpandTemplateArgumentList(FirstTemplateArgs); |
10726 | llvm::SmallVector<const TemplateArgument *, 8> SecondExpandedList = |
10727 | ExpandTemplateArgumentList(SecondTemplateArgs); |
10728 | |
10729 | if (FirstExpandedList.size() != SecondExpandedList.size()) { |
10730 | ODRDiagDeclError(FirstRecord, FirstModule, |
10731 | FirstMethod->getLocation(), |
10732 | FirstMethod->getSourceRange(), |
10733 | MethodDifferentNumberTemplateArguments) |
10734 | << FirstMethodType << FirstName |
10735 | << (unsigned)FirstExpandedList.size(); |
10736 | ODRDiagDeclNote(SecondModule, SecondMethod->getLocation(), |
10737 | SecondMethod->getSourceRange(), |
10738 | MethodDifferentNumberTemplateArguments) |
10739 | << SecondMethodType << SecondName |
10740 | << (unsigned)SecondExpandedList.size(); |
10741 | |
10742 | Diagnosed = true; |
10743 | break; |
10744 | } |
10745 | |
10746 | bool TemplateArgumentMismatch = false; |
10747 | for (unsigned i = 0, e = FirstExpandedList.size(); i != e; ++i) { |
10748 | const TemplateArgument &FirstTA = *FirstExpandedList[i], |
10749 | &SecondTA = *SecondExpandedList[i]; |
10750 | if (ComputeTemplateArgumentODRHash(FirstTA) == |
10751 | ComputeTemplateArgumentODRHash(SecondTA)) { |
10752 | continue; |
10753 | } |
10754 | |
10755 | ODRDiagDeclError( |
10756 | FirstRecord, FirstModule, FirstMethod->getLocation(), |
10757 | FirstMethod->getSourceRange(), MethodDifferentTemplateArgument) |
10758 | << FirstMethodType << FirstName << FirstTA << i + 1; |
10759 | ODRDiagDeclNote(SecondModule, SecondMethod->getLocation(), |
10760 | SecondMethod->getSourceRange(), |
10761 | MethodDifferentTemplateArgument) |
10762 | << SecondMethodType << SecondName << SecondTA << i + 1; |
10763 | |
10764 | TemplateArgumentMismatch = true; |
10765 | break; |
10766 | } |
10767 | |
10768 | if (TemplateArgumentMismatch) { |
10769 | Diagnosed = true; |
10770 | break; |
10771 | } |
10772 | } |
10773 | |
10774 | |
10775 | auto ComputeCXXMethodODRHash = [&Hash](const CXXMethodDecl *D) { |
10776 | Hash.clear(); |
10777 | Hash.AddFunctionDecl(D, true ); |
10778 | return Hash.CalculateHash(); |
10779 | }; |
10780 | |
10781 | |
10782 | |
10783 | |
10784 | const bool HasFirstBody = |
10785 | ComputeCXXMethodODRHash(FirstMethod) != FirstMethod->getODRHash(); |
10786 | const bool HasSecondBody = |
10787 | ComputeCXXMethodODRHash(SecondMethod) != SecondMethod->getODRHash(); |
10788 | |
10789 | if (HasFirstBody != HasSecondBody) { |
10790 | ODRDiagDeclError(FirstRecord, FirstModule, FirstMethod->getLocation(), |
10791 | FirstMethod->getSourceRange(), MethodSingleBody) |
10792 | << FirstMethodType << FirstName << HasFirstBody; |
10793 | ODRDiagDeclNote(SecondModule, SecondMethod->getLocation(), |
10794 | SecondMethod->getSourceRange(), MethodSingleBody) |
10795 | << SecondMethodType << SecondName << HasSecondBody; |
10796 | Diagnosed = true; |
10797 | break; |
10798 | } |
10799 | |
10800 | if (HasFirstBody && HasSecondBody) { |
10801 | ODRDiagDeclError(FirstRecord, FirstModule, FirstMethod->getLocation(), |
10802 | FirstMethod->getSourceRange(), MethodDifferentBody) |
10803 | << FirstMethodType << FirstName; |
10804 | ODRDiagDeclNote(SecondModule, SecondMethod->getLocation(), |
10805 | SecondMethod->getSourceRange(), MethodDifferentBody) |
10806 | << SecondMethodType << SecondName; |
10807 | Diagnosed = true; |
10808 | break; |
10809 | } |
10810 | |
10811 | break; |
10812 | } |
10813 | case TypeAlias: |
10814 | case TypeDef: { |
10815 | Diagnosed = ODRDiagTypeDefOrAlias( |
10816 | FirstRecord, FirstModule, SecondModule, |
10817 | cast<TypedefNameDecl>(FirstDecl), cast<TypedefNameDecl>(SecondDecl), |
10818 | FirstDiffType == TypeAlias); |
10819 | break; |
10820 | } |
10821 | case Var: { |
10822 | Diagnosed = |
10823 | ODRDiagVar(FirstRecord, FirstModule, SecondModule, |
10824 | cast<VarDecl>(FirstDecl), cast<VarDecl>(SecondDecl)); |
10825 | break; |
10826 | } |
10827 | case Friend: { |
10828 | FriendDecl *FirstFriend = cast<FriendDecl>(FirstDecl); |
10829 | FriendDecl *SecondFriend = cast<FriendDecl>(SecondDecl); |
10830 | |
10831 | NamedDecl *FirstND = FirstFriend->getFriendDecl(); |
10832 | NamedDecl *SecondND = SecondFriend->getFriendDecl(); |
10833 | |
10834 | TypeSourceInfo *FirstTSI = FirstFriend->getFriendType(); |
10835 | TypeSourceInfo *SecondTSI = SecondFriend->getFriendType(); |
10836 | |
10837 | if (FirstND && SecondND) { |
10838 | ODRDiagDeclError(FirstRecord, FirstModule, |
10839 | FirstFriend->getFriendLoc(), |
10840 | FirstFriend->getSourceRange(), FriendFunction) |
10841 | << FirstND; |
10842 | ODRDiagDeclNote(SecondModule, SecondFriend->getFriendLoc(), |
10843 | SecondFriend->getSourceRange(), FriendFunction) |
10844 | << SecondND; |
10845 | |
10846 | Diagnosed = true; |
10847 | break; |
10848 | } |
10849 | |
10850 | if (FirstTSI && SecondTSI) { |
10851 | QualType FirstFriendType = FirstTSI->getType(); |
10852 | QualType SecondFriendType = SecondTSI->getType(); |
10853 | assert(ComputeQualTypeODRHash(FirstFriendType) != |
10854 | ComputeQualTypeODRHash(SecondFriendType)); |
10855 | ODRDiagDeclError(FirstRecord, FirstModule, |
10856 | FirstFriend->getFriendLoc(), |
10857 | FirstFriend->getSourceRange(), FriendType) |
10858 | << FirstFriendType; |
10859 | ODRDiagDeclNote(SecondModule, SecondFriend->getFriendLoc(), |
10860 | SecondFriend->getSourceRange(), FriendType) |
10861 | << SecondFriendType; |
10862 | Diagnosed = true; |
10863 | break; |
10864 | } |
10865 | |
10866 | ODRDiagDeclError(FirstRecord, FirstModule, FirstFriend->getFriendLoc(), |
10867 | FirstFriend->getSourceRange(), FriendTypeFunction) |
10868 | << (FirstTSI == nullptr); |
10869 | ODRDiagDeclNote(SecondModule, SecondFriend->getFriendLoc(), |
10870 | SecondFriend->getSourceRange(), FriendTypeFunction) |
10871 | << (SecondTSI == nullptr); |
10872 | |
10873 | Diagnosed = true; |
10874 | break; |
10875 | } |
10876 | case FunctionTemplate: { |
10877 | FunctionTemplateDecl *FirstTemplate = |
10878 | cast<FunctionTemplateDecl>(FirstDecl); |
10879 | FunctionTemplateDecl *SecondTemplate = |
10880 | cast<FunctionTemplateDecl>(SecondDecl); |
10881 | |
10882 | TemplateParameterList *FirstTPL = |
10883 | FirstTemplate->getTemplateParameters(); |
10884 | TemplateParameterList *SecondTPL = |
10885 | SecondTemplate->getTemplateParameters(); |
10886 | |
10887 | if (FirstTPL->size() != SecondTPL->size()) { |
10888 | ODRDiagDeclError(FirstRecord, FirstModule, |
10889 | FirstTemplate->getLocation(), |
10890 | FirstTemplate->getSourceRange(), |
10891 | FunctionTemplateDifferentNumberParameters) |
10892 | << FirstTemplate << FirstTPL->size(); |
10893 | ODRDiagDeclNote(SecondModule, SecondTemplate->getLocation(), |
10894 | SecondTemplate->getSourceRange(), |
10895 | FunctionTemplateDifferentNumberParameters) |
10896 | << SecondTemplate << SecondTPL->size(); |
10897 | |
10898 | Diagnosed = true; |
10899 | break; |
10900 | } |
10901 | |
10902 | bool ParameterMismatch = false; |
10903 | for (unsigned i = 0, e = FirstTPL->size(); i != e; ++i) { |
10904 | NamedDecl *FirstParam = FirstTPL->getParam(i); |
10905 | NamedDecl *SecondParam = SecondTPL->getParam(i); |
10906 | |
10907 | if (FirstParam->getKind() != SecondParam->getKind()) { |
10908 | enum { |
10909 | TemplateTypeParameter, |
10910 | NonTypeTemplateParameter, |
10911 | TemplateTemplateParameter, |
10912 | }; |
10913 | auto GetParamType = [](NamedDecl *D) { |
10914 | switch (D->getKind()) { |
10915 | default: |
10916 | llvm_unreachable("Unexpected template parameter type"); |
10917 | case Decl::TemplateTypeParm: |
10918 | return TemplateTypeParameter; |
10919 | case Decl::NonTypeTemplateParm: |
10920 | return NonTypeTemplateParameter; |
10921 | case Decl::TemplateTemplateParm: |
10922 | return TemplateTemplateParameter; |
10923 | } |
10924 | }; |
10925 | |
10926 | ODRDiagDeclError(FirstRecord, FirstModule, |
10927 | FirstTemplate->getLocation(), |
10928 | FirstTemplate->getSourceRange(), |
10929 | FunctionTemplateParameterDifferentKind) |
10930 | << FirstTemplate << (i + 1) << GetParamType(FirstParam); |
10931 | ODRDiagDeclNote(SecondModule, SecondTemplate->getLocation(), |
10932 | SecondTemplate->getSourceRange(), |
10933 | FunctionTemplateParameterDifferentKind) |
10934 | << SecondTemplate << (i + 1) << GetParamType(SecondParam); |
10935 | |
10936 | ParameterMismatch = true; |
10937 | break; |
10938 | } |
10939 | |
10940 | if (FirstParam->getName() != SecondParam->getName()) { |
10941 | ODRDiagDeclError( |
10942 | FirstRecord, FirstModule, FirstTemplate->getLocation(), |
10943 | FirstTemplate->getSourceRange(), FunctionTemplateParameterName) |
10944 | << FirstTemplate << (i + 1) << (bool)FirstParam->getIdentifier() |
10945 | << FirstParam; |
10946 | ODRDiagDeclNote(SecondModule, SecondTemplate->getLocation(), |
10947 | SecondTemplate->getSourceRange(), |
10948 | FunctionTemplateParameterName) |
10949 | << SecondTemplate << (i + 1) |
10950 | << (bool)SecondParam->getIdentifier() << SecondParam; |
10951 | ParameterMismatch = true; |
10952 | break; |
10953 | } |
10954 | |
10955 | if (isa<TemplateTypeParmDecl>(FirstParam) && |
10956 | isa<TemplateTypeParmDecl>(SecondParam)) { |
10957 | TemplateTypeParmDecl *FirstTTPD = |
10958 | cast<TemplateTypeParmDecl>(FirstParam); |
10959 | TemplateTypeParmDecl *SecondTTPD = |
10960 | cast<TemplateTypeParmDecl>(SecondParam); |
10961 | bool HasFirstDefaultArgument = |
10962 | FirstTTPD->hasDefaultArgument() && |
10963 | !FirstTTPD->defaultArgumentWasInherited(); |
10964 | bool HasSecondDefaultArgument = |
10965 | SecondTTPD->hasDefaultArgument() && |
10966 | !SecondTTPD->defaultArgumentWasInherited(); |
10967 | if (HasFirstDefaultArgument != HasSecondDefaultArgument) { |
10968 | ODRDiagDeclError(FirstRecord, FirstModule, |
10969 | FirstTemplate->getLocation(), |
10970 | FirstTemplate->getSourceRange(), |
10971 | FunctionTemplateParameterSingleDefaultArgument) |
10972 | << FirstTemplate << (i + 1) << HasFirstDefaultArgument; |
10973 | ODRDiagDeclNote(SecondModule, SecondTemplate->getLocation(), |
10974 | SecondTemplate->getSourceRange(), |
10975 | FunctionTemplateParameterSingleDefaultArgument) |
10976 | << SecondTemplate << (i + 1) << HasSecondDefaultArgument; |
10977 | ParameterMismatch = true; |
10978 | break; |
10979 | } |
10980 | |
10981 | if (HasFirstDefaultArgument && HasSecondDefaultArgument) { |
10982 | QualType FirstType = FirstTTPD->getDefaultArgument(); |
10983 | QualType SecondType = SecondTTPD->getDefaultArgument(); |
10984 | if (ComputeQualTypeODRHash(FirstType) != |
10985 | ComputeQualTypeODRHash(SecondType)) { |
10986 | ODRDiagDeclError( |
10987 | FirstRecord, FirstModule, FirstTemplate->getLocation(), |
10988 | FirstTemplate->getSourceRange(), |
10989 | FunctionTemplateParameterDifferentDefaultArgument) |
10990 | << FirstTemplate << (i + 1) << FirstType; |
10991 | ODRDiagDeclNote( |
10992 | SecondModule, SecondTemplate->getLocation(), |
10993 | SecondTemplate->getSourceRange(), |
10994 | FunctionTemplateParameterDifferentDefaultArgument) |
10995 | << SecondTemplate << (i + 1) << SecondType; |
10996 | ParameterMismatch = true; |
10997 | break; |
10998 | } |
10999 | } |
11000 | |
11001 | if (FirstTTPD->isParameterPack() != |
11002 | SecondTTPD->isParameterPack()) { |
11003 | ODRDiagDeclError(FirstRecord, FirstModule, |
11004 | FirstTemplate->getLocation(), |
11005 | FirstTemplate->getSourceRange(), |
11006 | FunctionTemplatePackParameter) |
11007 | << FirstTemplate << (i + 1) << FirstTTPD->isParameterPack(); |
11008 | ODRDiagDeclNote(SecondModule, SecondTemplate->getLocation(), |
11009 | SecondTemplate->getSourceRange(), |
11010 | FunctionTemplatePackParameter) |
11011 | << SecondTemplate << (i + 1) << SecondTTPD->isParameterPack(); |
11012 | ParameterMismatch = true; |
11013 | break; |
11014 | } |
11015 | } |
11016 | |
11017 | if (isa<TemplateTemplateParmDecl>(FirstParam) && |
11018 | isa<TemplateTemplateParmDecl>(SecondParam)) { |
11019 | TemplateTemplateParmDecl *FirstTTPD = |
11020 | cast<TemplateTemplateParmDecl>(FirstParam); |
11021 | TemplateTemplateParmDecl *SecondTTPD = |
11022 | cast<TemplateTemplateParmDecl>(SecondParam); |
11023 | |
11024 | TemplateParameterList *FirstTPL = |
11025 | FirstTTPD->getTemplateParameters(); |
11026 | TemplateParameterList *SecondTPL = |
11027 | SecondTTPD->getTemplateParameters(); |
11028 | |
11029 | if (ComputeTemplateParameterListODRHash(FirstTPL) != |
11030 | ComputeTemplateParameterListODRHash(SecondTPL)) { |
11031 | ODRDiagDeclError(FirstRecord, FirstModule, |
11032 | FirstTemplate->getLocation(), |
11033 | FirstTemplate->getSourceRange(), |
11034 | FunctionTemplateParameterDifferentType) |
11035 | << FirstTemplate << (i + 1); |
11036 | ODRDiagDeclNote(SecondModule, SecondTemplate->getLocation(), |
11037 | SecondTemplate->getSourceRange(), |
11038 | FunctionTemplateParameterDifferentType) |
11039 | << SecondTemplate << (i + 1); |
11040 | ParameterMismatch = true; |
11041 | break; |
11042 | } |
11043 | |
11044 | bool HasFirstDefaultArgument = |
11045 | FirstTTPD->hasDefaultArgument() && |
11046 | !FirstTTPD->defaultArgumentWasInherited(); |
11047 | bool HasSecondDefaultArgument = |
11048 | SecondTTPD->hasDefaultArgument() && |
11049 | !SecondTTPD->defaultArgumentWasInherited(); |
11050 | if (HasFirstDefaultArgument != HasSecondDefaultArgument) { |
11051 | ODRDiagDeclError(FirstRecord, FirstModule, |
11052 | FirstTemplate->getLocation(), |
11053 | FirstTemplate->getSourceRange(), |
11054 | FunctionTemplateParameterSingleDefaultArgument) |
11055 | << FirstTemplate << (i + 1) << HasFirstDefaultArgument; |
11056 | ODRDiagDeclNote(SecondModule, SecondTemplate->getLocation(), |
11057 | SecondTemplate->getSourceRange(), |
11058 | FunctionTemplateParameterSingleDefaultArgument) |
11059 | << SecondTemplate << (i + 1) << HasSecondDefaultArgument; |
11060 | ParameterMismatch = true; |
11061 | break; |
11062 | } |
11063 | |
11064 | if (HasFirstDefaultArgument && HasSecondDefaultArgument) { |
11065 | TemplateArgument FirstTA = |
11066 | FirstTTPD->getDefaultArgument().getArgument(); |
11067 | TemplateArgument SecondTA = |
11068 | SecondTTPD->getDefaultArgument().getArgument(); |
11069 | if (ComputeTemplateArgumentODRHash(FirstTA) != |
11070 | ComputeTemplateArgumentODRHash(SecondTA)) { |
11071 | ODRDiagDeclError( |
11072 | FirstRecord, FirstModule, FirstTemplate->getLocation(), |
11073 | FirstTemplate->getSourceRange(), |
11074 | FunctionTemplateParameterDifferentDefaultArgument) |
11075 | << FirstTemplate << (i + 1) << FirstTA; |
11076 | ODRDiagDeclNote( |
11077 | SecondModule, SecondTemplate->getLocation(), |
11078 | SecondTemplate->getSourceRange(), |
11079 | FunctionTemplateParameterDifferentDefaultArgument) |
11080 | << SecondTemplate << (i + 1) << SecondTA; |
11081 | ParameterMismatch = true; |
11082 | break; |
11083 | } |
11084 | } |
11085 | |
11086 | if (FirstTTPD->isParameterPack() != |
11087 | SecondTTPD->isParameterPack()) { |
11088 | ODRDiagDeclError(FirstRecord, FirstModule, |
11089 | FirstTemplate->getLocation(), |
11090 | FirstTemplate->getSourceRange(), |
11091 | FunctionTemplatePackParameter) |
11092 | << FirstTemplate << (i + 1) << FirstTTPD->isParameterPack(); |
11093 | ODRDiagDeclNote(SecondModule, SecondTemplate->getLocation(), |
11094 | SecondTemplate->getSourceRange(), |
11095 | FunctionTemplatePackParameter) |
11096 | << SecondTemplate << (i + 1) << SecondTTPD->isParameterPack(); |
11097 | ParameterMismatch = true; |
11098 | break; |
11099 | } |
11100 | } |
11101 | |
11102 | if (isa<NonTypeTemplateParmDecl>(FirstParam) && |
11103 | isa<NonTypeTemplateParmDecl>(SecondParam)) { |
11104 | NonTypeTemplateParmDecl *FirstNTTPD = |
11105 | cast<NonTypeTemplateParmDecl>(FirstParam); |
11106 | NonTypeTemplateParmDecl *SecondNTTPD = |
11107 | cast<NonTypeTemplateParmDecl>(SecondParam); |
11108 | |
11109 | QualType FirstType = FirstNTTPD->getType(); |
11110 | QualType SecondType = SecondNTTPD->getType(); |
11111 | if (ComputeQualTypeODRHash(FirstType) != |
11112 | ComputeQualTypeODRHash(SecondType)) { |
11113 | ODRDiagDeclError(FirstRecord, FirstModule, |
11114 | FirstTemplate->getLocation(), |
11115 | FirstTemplate->getSourceRange(), |
11116 | FunctionTemplateParameterDifferentType) |
11117 | << FirstTemplate << (i + 1); |
11118 | ODRDiagDeclNote(SecondModule, SecondTemplate->getLocation(), |
11119 | SecondTemplate->getSourceRange(), |
11120 | FunctionTemplateParameterDifferentType) |
11121 | << SecondTemplate << (i + 1); |
11122 | ParameterMismatch = true; |
11123 | break; |
11124 | } |
11125 | |
11126 | bool HasFirstDefaultArgument = |
11127 | FirstNTTPD->hasDefaultArgument() && |
11128 | !FirstNTTPD->defaultArgumentWasInherited(); |
11129 | bool HasSecondDefaultArgument = |
11130 | SecondNTTPD->hasDefaultArgument() && |
11131 | !SecondNTTPD->defaultArgumentWasInherited(); |
11132 | if (HasFirstDefaultArgument != HasSecondDefaultArgument) { |
11133 | ODRDiagDeclError(FirstRecord, FirstModule, |
11134 | FirstTemplate->getLocation(), |
11135 | FirstTemplate->getSourceRange(), |
11136 | FunctionTemplateParameterSingleDefaultArgument) |
11137 | << FirstTemplate << (i + 1) << HasFirstDefaultArgument; |
11138 | ODRDiagDeclNote(SecondModule, SecondTemplate->getLocation(), |
11139 | SecondTemplate->getSourceRange(), |
11140 | FunctionTemplateParameterSingleDefaultArgument) |
11141 | << SecondTemplate << (i + 1) << HasSecondDefaultArgument; |
11142 | ParameterMismatch = true; |
11143 | break; |
11144 | } |
11145 | |
11146 | if (HasFirstDefaultArgument && HasSecondDefaultArgument) { |
11147 | Expr *FirstDefaultArgument = FirstNTTPD->getDefaultArgument(); |
11148 | Expr *SecondDefaultArgument = SecondNTTPD->getDefaultArgument(); |
11149 | if (ComputeODRHash(FirstDefaultArgument) != |
11150 | ComputeODRHash(SecondDefaultArgument)) { |
11151 | ODRDiagDeclError( |
11152 | FirstRecord, FirstModule, FirstTemplate->getLocation(), |
11153 | FirstTemplate->getSourceRange(), |
11154 | FunctionTemplateParameterDifferentDefaultArgument) |
11155 | << FirstTemplate << (i + 1) << FirstDefaultArgument; |
11156 | ODRDiagDeclNote( |
11157 | SecondModule, SecondTemplate->getLocation(), |
11158 | SecondTemplate->getSourceRange(), |
11159 | FunctionTemplateParameterDifferentDefaultArgument) |
11160 | << SecondTemplate << (i + 1) << SecondDefaultArgument; |
11161 | ParameterMismatch = true; |
11162 | break; |
11163 | } |
11164 | } |
11165 | |
11166 | if (FirstNTTPD->isParameterPack() != |
11167 | SecondNTTPD->isParameterPack()) { |
11168 | ODRDiagDeclError(FirstRecord, FirstModule, |
11169 | FirstTemplate->getLocation(), |
11170 | FirstTemplate->getSourceRange(), |
11171 | FunctionTemplatePackParameter) |
11172 | << FirstTemplate << (i + 1) << FirstNTTPD->isParameterPack(); |
11173 | ODRDiagDeclNote(SecondModule, SecondTemplate->getLocation(), |
11174 | SecondTemplate->getSourceRange(), |
11175 | FunctionTemplatePackParameter) |
11176 | << SecondTemplate << (i + 1) |
11177 | << SecondNTTPD->isParameterPack(); |
11178 | ParameterMismatch = true; |
11179 | break; |
11180 | } |
11181 | } |
11182 | } |
11183 | |
11184 | if (ParameterMismatch) { |
11185 | Diagnosed = true; |
11186 | break; |
11187 | } |
11188 | |
11189 | break; |
11190 | } |
11191 | } |
11192 | |
11193 | if (Diagnosed) |
11194 | continue; |
11195 | |
11196 | Diag(FirstDecl->getLocation(), |
11197 | diag::err_module_odr_violation_mismatch_decl_unknown) |
11198 | << FirstRecord << FirstModule.empty() << FirstModule << FirstDiffType |
11199 | << FirstDecl->getSourceRange(); |
11200 | Diag(SecondDecl->getLocation(), |
11201 | diag::note_module_odr_violation_mismatch_decl_unknown) |
11202 | << SecondModule << FirstDiffType << SecondDecl->getSourceRange(); |
11203 | Diagnosed = true; |
11204 | } |
11205 | |
11206 | if (!Diagnosed) { |
11207 | |
11208 | |
11209 | |
11210 | |
11211 | |
11212 | |
11213 | Diag(Merge.first->getLocation(), |
11214 | diag::err_module_odr_violation_different_instantiations) |
11215 | << Merge.first; |
11216 | } |
11217 | } |
11218 | |
11219 | |
11220 | for (auto &Merge : FunctionOdrMergeFailures) { |
11221 | enum ODRFunctionDifference { |
11222 | ReturnType, |
11223 | ParameterName, |
11224 | ParameterType, |
11225 | ParameterSingleDefaultArgument, |
11226 | ParameterDifferentDefaultArgument, |
11227 | FunctionBody, |
11228 | }; |
11229 | |
11230 | FunctionDecl *FirstFunction = Merge.first; |
11231 | std::string FirstModule = getOwningModuleNameForDiagnostic(FirstFunction); |
11232 | |
11233 | bool Diagnosed = false; |
11234 | for (auto &SecondFunction : Merge.second) { |
11235 | |
11236 | if (FirstFunction == SecondFunction) |
11237 | continue; |
11238 | |
11239 | std::string SecondModule = |
11240 | getOwningModuleNameForDiagnostic(SecondFunction); |
11241 | |
11242 | auto ODRDiagError = [FirstFunction, &FirstModule, |
11243 | this](SourceLocation Loc, SourceRange Range, |
11244 | ODRFunctionDifference DiffType) { |
11245 | return Diag(Loc, diag::err_module_odr_violation_function) |
11246 | << FirstFunction << FirstModule.empty() << FirstModule << Range |
11247 | << DiffType; |
11248 | }; |
11249 | auto ODRDiagNote = [&SecondModule, this](SourceLocation Loc, |
11250 | SourceRange Range, |
11251 | ODRFunctionDifference DiffType) { |
11252 | return Diag(Loc, diag::note_module_odr_violation_function) |
11253 | << SecondModule << Range << DiffType; |
11254 | }; |
11255 | |
11256 | if (ComputeQualTypeODRHash(FirstFunction->getReturnType()) != |
11257 | ComputeQualTypeODRHash(SecondFunction->getReturnType())) { |
11258 | ODRDiagError(FirstFunction->getReturnTypeSourceRange().getBegin(), |
11259 | FirstFunction->getReturnTypeSourceRange(), ReturnType) |
11260 | << FirstFunction->getReturnType(); |
11261 | ODRDiagNote(SecondFunction->getReturnTypeSourceRange().getBegin(), |
11262 | SecondFunction->getReturnTypeSourceRange(), ReturnType) |
11263 | << SecondFunction->getReturnType(); |
11264 | Diagnosed = true; |
11265 | break; |
11266 | } |
11267 | |
11268 | assert(FirstFunction->param_size() == SecondFunction->param_size() && |
11269 | "Merged functions with different number of parameters"); |
11270 | |
11271 | auto ParamSize = FirstFunction->param_size(); |
11272 | bool ParameterMismatch = false; |
11273 | for (unsigned I = 0; I < ParamSize; ++I) { |
11274 | auto *FirstParam = FirstFunction->getParamDecl(I); |
11275 | auto *SecondParam = SecondFunction->getParamDecl(I); |
11276 | |
11277 | assert(getContext().hasSameType(FirstParam->getType(), |
11278 | SecondParam->getType()) && |
11279 | "Merged function has different parameter types."); |
11280 | |
11281 | if (FirstParam->getDeclName() != SecondParam->getDeclName()) { |
11282 | ODRDiagError(FirstParam->getLocation(), FirstParam->getSourceRange(), |
11283 | ParameterName) |
11284 | << I + 1 << FirstParam->getDeclName(); |
11285 | ODRDiagNote(SecondParam->getLocation(), SecondParam->getSourceRange(), |
11286 | ParameterName) |
11287 | << I + 1 << SecondParam->getDeclName(); |
11288 | ParameterMismatch = true; |
11289 | break; |
11290 | }; |
11291 | |
11292 | QualType FirstParamType = FirstParam->getType(); |
11293 | QualType SecondParamType = SecondParam->getType(); |
11294 | if (FirstParamType != SecondParamType && |
11295 | ComputeQualTypeODRHash(FirstParamType) != |
11296 | ComputeQualTypeODRHash(SecondParamType)) { |
11297 | if (const DecayedType *ParamDecayedType = |
11298 | FirstParamType->getAs<DecayedType>()) { |
11299 | ODRDiagError(FirstParam->getLocation(), |
11300 | FirstParam->getSourceRange(), ParameterType) |
11301 | << (I + 1) << FirstParamType << true |
11302 | << ParamDecayedType->getOriginalType(); |
11303 | } else { |
11304 | ODRDiagError(FirstParam->getLocation(), |
11305 | FirstParam->getSourceRange(), ParameterType) |
11306 | << (I + 1) << FirstParamType << false; |
11307 | } |
11308 | |
11309 | if (const DecayedType *ParamDecayedType = |
11310 | SecondParamType->getAs<DecayedType>()) { |
11311 | ODRDiagNote(SecondParam->getLocation(), |
11312 | SecondParam->getSourceRange(), ParameterType) |
11313 | << (I + 1) << SecondParamType << true |
11314 | << ParamDecayedType->getOriginalType(); |
11315 | } else { |
11316 | ODRDiagNote(SecondParam->getLocation(), |
11317 | SecondParam->getSourceRange(), ParameterType) |
11318 | << (I + 1) << SecondParamType << false; |
11319 | } |
11320 | ParameterMismatch = true; |
11321 | break; |
11322 | } |
11323 | |
11324 | const Expr *FirstInit = FirstParam->getInit(); |
11325 | const Expr *SecondInit = SecondParam->getInit(); |
11326 | if ((FirstInit == nullptr) != (SecondInit == nullptr)) { |
11327 | ODRDiagError(FirstParam->getLocation(), FirstParam->getSourceRange(), |
11328 | ParameterSingleDefaultArgument) |
11329 | << (I + 1) << (FirstInit == nullptr) |
11330 | << (FirstInit ? FirstInit->getSourceRange() : SourceRange()); |
11331 | ODRDiagNote(SecondParam->getLocation(), SecondParam->getSourceRange(), |
11332 | ParameterSingleDefaultArgument) |
11333 | << (I + 1) << (SecondInit == nullptr) |
11334 | << (SecondInit ? SecondInit->getSourceRange() : SourceRange()); |
11335 | ParameterMismatch = true; |
11336 | break; |
11337 | } |
11338 | |
11339 | if (FirstInit && SecondInit && |
11340 | ComputeODRHash(FirstInit) != ComputeODRHash(SecondInit)) { |
11341 | ODRDiagError(FirstParam->getLocation(), FirstParam->getSourceRange(), |
11342 | ParameterDifferentDefaultArgument) |
11343 | << (I + 1) << FirstInit->getSourceRange(); |
11344 | ODRDiagNote(SecondParam->getLocation(), SecondParam->getSourceRange(), |
11345 | ParameterDifferentDefaultArgument) |
11346 | << (I + 1) << SecondInit->getSourceRange(); |
11347 | ParameterMismatch = true; |
11348 | break; |
11349 | } |
11350 | |
11351 | assert(ComputeSubDeclODRHash(FirstParam) == |
11352 | ComputeSubDeclODRHash(SecondParam) && |
11353 | "Undiagnosed parameter difference."); |
11354 | } |
11355 | |
11356 | if (ParameterMismatch) { |
11357 | Diagnosed = true; |
11358 | break; |
11359 | } |
11360 | |
11361 | |
11362 | |
11363 | ODRDiagError(FirstFunction->getLocation(), |
11364 | FirstFunction->getSourceRange(), FunctionBody); |
11365 | ODRDiagNote(SecondFunction->getLocation(), |
11366 | SecondFunction->getSourceRange(), FunctionBody); |
11367 | Diagnosed = true; |
11368 | break; |
11369 | } |
11370 | (void)Diagnosed; |
11371 | assert(Diagnosed && "Unable to emit ODR diagnostic."); |
11372 | } |
11373 | |
11374 | |
11375 | for (auto &Merge : EnumOdrMergeFailures) { |
11376 | enum ODREnumDifference { |
11377 | SingleScopedEnum, |
11378 | EnumTagKeywordMismatch, |
11379 | SingleSpecifiedType, |
11380 | DifferentSpecifiedTypes, |
11381 | DifferentNumberEnumConstants, |
11382 | EnumConstantName, |
11383 | EnumConstantSingleInitilizer, |
11384 | EnumConstantDifferentInitilizer, |
11385 | }; |
11386 | |
11387 | |
11388 | |
11389 | if (!DiagnosedOdrMergeFailures.insert(Merge.first).second) |
11390 | continue; |
11391 | |
11392 | EnumDecl *FirstEnum = Merge.first; |
11393 | std::string FirstModule = getOwningModuleNameForDiagnostic(FirstEnum); |
11394 | |
11395 | using DeclHashes = |
11396 | llvm::SmallVector<std::pair<EnumConstantDecl *, unsigned>, 4>; |
11397 | auto PopulateHashes = [&ComputeSubDeclODRHash, FirstEnum]( |
11398 | DeclHashes &Hashes, EnumDecl *Enum) { |
11399 | for (auto *D : Enum->decls()) { |
11400 | |
11401 | |
11402 | if (!ODRHash::isDeclToBeProcessed(D, FirstEnum)) |
11403 | continue; |
11404 | assert(isa<EnumConstantDecl>(D) && "Unexpected Decl kind"); |
11405 | Hashes.emplace_back(cast<EnumConstantDecl>(D), |
11406 | ComputeSubDeclODRHash(D)); |
11407 | } |
11408 | }; |
11409 | DeclHashes FirstHashes; |
11410 | PopulateHashes(FirstHashes, FirstEnum); |
11411 | bool Diagnosed = false; |
11412 | for (auto &SecondEnum : Merge.second) { |
11413 | |
11414 | if (FirstEnum == SecondEnum) |
11415 | continue; |
11416 | |
11417 | std::string SecondModule = |
11418 | getOwningModuleNameForDiagnostic(SecondEnum); |
11419 | |
11420 | auto ODRDiagError = [FirstEnum, &FirstModule, |
11421 | this](SourceLocation Loc, SourceRange Range, |
11422 | ODREnumDifference DiffType) { |
11423 | return Diag(Loc, diag::err_module_odr_violation_enum) |
11424 | << FirstEnum << FirstModule.empty() << FirstModule << Range |
11425 | << DiffType; |
11426 | }; |
11427 | auto ODRDiagNote = [&SecondModule, this](SourceLocation Loc, |
11428 | SourceRange Range, |
11429 | ODREnumDifference DiffType) { |
11430 | return Diag(Loc, diag::note_module_odr_violation_enum) |
11431 | << SecondModule << Range << DiffType; |
11432 | }; |
11433 | |
11434 | if (FirstEnum->isScoped() != SecondEnum->isScoped()) { |
11435 | ODRDiagError(FirstEnum->getLocation(), FirstEnum->getSourceRange(), |
11436 | SingleScopedEnum) |
11437 | << FirstEnum->isScoped(); |
11438 | ODRDiagNote(SecondEnum->getLocation(), SecondEnum->getSourceRange(), |
11439 | SingleScopedEnum) |
11440 | << SecondEnum->isScoped(); |
11441 | Diagnosed = true; |
11442 | continue; |
11443 | } |
11444 | |
11445 | if (FirstEnum->isScoped() && SecondEnum->isScoped()) { |
11446 | if (FirstEnum->isScopedUsingClassTag() != |
11447 | SecondEnum->isScopedUsingClassTag()) { |
11448 | ODRDiagError(FirstEnum->getLocation(), FirstEnum->getSourceRange(), |
11449 | EnumTagKeywordMismatch) |
11450 | << FirstEnum->isScopedUsingClassTag(); |
11451 | ODRDiagNote(SecondEnum->getLocation(), SecondEnum->getSourceRange(), |
11452 | EnumTagKeywordMismatch) |
11453 | << SecondEnum->isScopedUsingClassTag(); |
11454 | Diagnosed = true; |
11455 | continue; |
11456 | } |
11457 | } |
11458 | |
11459 | QualType FirstUnderlyingType = |
11460 | FirstEnum->getIntegerTypeSourceInfo() |
11461 | ? FirstEnum->getIntegerTypeSourceInfo()->getType() |
11462 | : QualType(); |
11463 | QualType SecondUnderlyingType = |
11464 | SecondEnum->getIntegerTypeSourceInfo() |
11465 | ? SecondEnum->getIntegerTypeSourceInfo()->getType() |
11466 | : QualType(); |
11467 | if (FirstUnderlyingType.isNull() != SecondUnderlyingType.isNull()) { |
11468 | ODRDiagError(FirstEnum->getLocation(), FirstEnum->getSourceRange(), |
11469 | SingleSpecifiedType) |
11470 | << !FirstUnderlyingType.isNull(); |
11471 | ODRDiagNote(SecondEnum->getLocation(), SecondEnum->getSourceRange(), |
11472 | SingleSpecifiedType) |
11473 | << !SecondUnderlyingType.isNull(); |
11474 | Diagnosed = true; |
11475 | continue; |
11476 | } |
11477 | |
11478 | if (!FirstUnderlyingType.isNull() && !SecondUnderlyingType.isNull()) { |
11479 | if (ComputeQualTypeODRHash(FirstUnderlyingType) != |
11480 | ComputeQualTypeODRHash(SecondUnderlyingType)) { |
11481 | ODRDiagError(FirstEnum->getLocation(), FirstEnum->getSourceRange(), |
11482 | DifferentSpecifiedTypes) |
11483 | << FirstUnderlyingType; |
11484 | ODRDiagNote(SecondEnum->getLocation(), SecondEnum->getSourceRange(), |
11485 | DifferentSpecifiedTypes) |
11486 | << SecondUnderlyingType; |
11487 | Diagnosed = true; |
11488 | continue; |
11489 | } |
11490 | } |
11491 | |
11492 | DeclHashes SecondHashes; |
11493 | PopulateHashes(SecondHashes, SecondEnum); |
11494 | |
11495 | if (FirstHashes.size() != SecondHashes.size()) { |
11496 | ODRDiagError(FirstEnum->getLocation(), FirstEnum->getSourceRange(), |
11497 | DifferentNumberEnumConstants) |
11498 | << (int)FirstHashes.size(); |
11499 | ODRDiagNote(SecondEnum->getLocation(), SecondEnum->getSourceRange(), |
11500 | DifferentNumberEnumConstants) |
11501 | << (int)SecondHashes.size(); |
11502 | Diagnosed = true; |
11503 | continue; |
11504 | } |
11505 | |
11506 | for (unsigned I = 0; I < FirstHashes.size(); ++I) { |
11507 | if (FirstHashes[I].second == SecondHashes[I].second) |
11508 | continue; |
11509 | const EnumConstantDecl *FirstEnumConstant = FirstHashes[I].first; |
11510 | const EnumConstantDecl *SecondEnumConstant = SecondHashes[I].first; |
11511 | |
11512 | if (FirstEnumConstant->getDeclName() != |
11513 | SecondEnumConstant->getDeclName()) { |
11514 | |
11515 | ODRDiagError(FirstEnumConstant->getLocation(), |
11516 | FirstEnumConstant->getSourceRange(), EnumConstantName) |
11517 | << I + 1 << FirstEnumConstant; |
11518 | ODRDiagNote(SecondEnumConstant->getLocation(), |
11519 | SecondEnumConstant->getSourceRange(), EnumConstantName) |
11520 | << I + 1 << SecondEnumConstant; |
11521 | Diagnosed = true; |
11522 | break; |
11523 | } |
11524 | |
11525 | const Expr *FirstInit = FirstEnumConstant->getInitExpr(); |
11526 | const Expr *SecondInit = SecondEnumConstant->getInitExpr(); |
11527 | if (!FirstInit && !SecondInit) |
11528 | continue; |
11529 | |
11530 | if (!FirstInit || !SecondInit) { |
11531 | ODRDiagError(FirstEnumConstant->getLocation(), |
11532 | FirstEnumConstant->getSourceRange(), |
11533 | EnumConstantSingleInitilizer) |
11534 | << I + 1 << FirstEnumConstant << (FirstInit != nullptr); |
11535 | ODRDiagNote(SecondEnumConstant->getLocation(), |
11536 | SecondEnumConstant->getSourceRange(), |
11537 | EnumConstantSingleInitilizer) |
11538 | << I + 1 << SecondEnumConstant << (SecondInit != nullptr); |
11539 | Diagnosed = true; |
11540 | break; |
11541 | } |
11542 | |
11543 | if (ComputeODRHash(FirstInit) != ComputeODRHash(SecondInit)) { |
11544 | ODRDiagError(FirstEnumConstant->getLocation(), |
11545 | FirstEnumConstant->getSourceRange(), |
11546 | EnumConstantDifferentInitilizer) |
11547 | << I + 1 << FirstEnumConstant; |
11548 | ODRDiagNote(SecondEnumConstant->getLocation(), |
11549 | SecondEnumConstant->getSourceRange(), |
11550 | EnumConstantDifferentInitilizer) |
11551 | << I + 1 << SecondEnumConstant; |
11552 | Diagnosed = true; |
11553 | break; |
11554 | } |
11555 | } |
11556 | } |
11557 | |
11558 | (void)Diagnosed; |
11559 | assert(Diagnosed && "Unable to emit ODR diagnostic."); |
11560 | } |
11561 | } |
11562 | |
11563 | void ASTReader::StartedDeserializing() { |
11564 | if (++NumCurrentElementsDeserializing == 1 && ReadTimer.get()) |
11565 | ReadTimer->startTimer(); |
11566 | } |
11567 | |
11568 | void ASTReader::FinishedDeserializing() { |
11569 | assert(NumCurrentElementsDeserializing && |
11570 | "FinishedDeserializing not paired with StartedDeserializing"); |
11571 | if (NumCurrentElementsDeserializing == 1) { |
11572 | |
11573 | |
11574 | finishPendingActions(); |
11575 | } |
11576 | --NumCurrentElementsDeserializing; |
11577 | |
11578 | if (NumCurrentElementsDeserializing == 0) { |
11579 | |
11580 | |
11581 | |
11582 | |
11583 | |
11584 | while (!PendingExceptionSpecUpdates.empty() || |
11585 | !PendingDeducedTypeUpdates.empty()) { |
11586 | auto ESUpdates = std::move(PendingExceptionSpecUpdates); |
11587 | PendingExceptionSpecUpdates.clear(); |
11588 | for (auto Update : ESUpdates) { |
11589 | ProcessingUpdatesRAIIObj ProcessingUpdates(*this); |
11590 | auto *FPT = Update.second->getType()->castAs<FunctionProtoType>(); |
11591 | auto ESI = FPT->getExtProtoInfo().ExceptionSpec; |
11592 | if (auto *Listener = getContext().getASTMutationListener()) |
11593 | Listener->ResolvedExceptionSpec(cast<FunctionDecl>(Update.second)); |
11594 | for (auto *Redecl : Update.second->redecls()) |
11595 | getContext().adjustExceptionSpec(cast<FunctionDecl>(Redecl), ESI); |
11596 | } |
11597 | |
11598 | auto DTUpdates = std::move(PendingDeducedTypeUpdates); |
11599 | PendingDeducedTypeUpdates.clear(); |
11600 | for (auto Update : DTUpdates) { |
11601 | ProcessingUpdatesRAIIObj ProcessingUpdates(*this); |
11602 | |
11603 | getContext().adjustDeducedFunctionResultType(Update.first, |
11604 | Update.second); |
11605 | } |
11606 | } |
11607 | |
11608 | if (ReadTimer) |
11609 | ReadTimer->stopTimer(); |
11610 | |
11611 | diagnoseOdrViolations(); |
11612 | |
11613 | |
11614 | |
11615 | if (Consumer) |
11616 | PassInterestingDeclsToConsumer(); |
11617 | } |
11618 | } |
11619 | |
11620 | void ASTReader::pushExternalDeclIntoScope(NamedDecl *D, DeclarationName Name) { |
11621 | if (IdentifierInfo *II = Name.getAsIdentifierInfo()) { |
11622 | |
11623 | auto It = PendingFakeLookupResults.find(II); |
11624 | if (It != PendingFakeLookupResults.end()) { |
11625 | for (auto *ND : It->second) |
11626 | SemaObj->IdResolver.RemoveDecl(ND); |
11627 | |
11628 | |
11629 | |
11630 | It->second.clear(); |
11631 | } |
11632 | } |
11633 | |
11634 | if (SemaObj->IdResolver.tryAddTopLevelDecl(D, Name) && SemaObj->TUScope) { |
11635 | SemaObj->TUScope->AddDecl(D); |
11636 | } else if (SemaObj->TUScope) { |
11637 | |
11638 | |
11639 | |
11640 | if (std::find(SemaObj->IdResolver.begin(Name), |
11641 | SemaObj->IdResolver.end(), D) != SemaObj->IdResolver.end()) |
11642 | SemaObj->TUScope->AddDecl(D); |
11643 | } |
11644 | } |
11645 | |
11646 | ASTReader::ASTReader(Preprocessor &PP, InMemoryModuleCache &ModuleCache, |
11647 | ASTContext *Context, |
11648 | const PCHContainerReader &PCHContainerRdr, |
11649 | ArrayRef<std::shared_ptr<ModuleFileExtension>> Extensions, |
11650 | StringRef isysroot, |
11651 | DisableValidationForModuleKind DisableValidationKind, |
11652 | bool AllowASTWithCompilerErrors, |
11653 | bool AllowConfigurationMismatch, bool ValidateSystemInputs, |
11654 | bool ValidateASTInputFilesContent, bool UseGlobalIndex, |
11655 | std::unique_ptr<llvm::Timer> ReadTimer) |
11656 | : Listener(bool(DisableValidationKind &DisableValidationForModuleKind::PCH) |
11657 | ? cast<ASTReaderListener>(new SimpleASTReaderListener(PP)) |
11658 | : cast<ASTReaderListener>(new PCHValidator(PP, *this))), |
11659 | SourceMgr(PP.getSourceManager()), FileMgr(PP.getFileManager()), |
11660 | PCHContainerRdr(PCHContainerRdr), Diags(PP.getDiagnostics()), PP(PP), |
11661 | ContextObj(Context), ModuleMgr(PP.getFileManager(), ModuleCache, |
11662 | PCHContainerRdr, PP.getHeaderSearchInfo()), |
11663 | DummyIdResolver(PP), ReadTimer(std::move(ReadTimer)), isysroot(isysroot), |
11664 | DisableValidationKind(DisableValidationKind), |
11665 | AllowASTWithCompilerErrors(AllowASTWithCompilerErrors), |
11666 | AllowConfigurationMismatch(AllowConfigurationMismatch), |
11667 | ValidateSystemInputs(ValidateSystemInputs), |
11668 | ValidateASTInputFilesContent(ValidateASTInputFilesContent), |
11669 | UseGlobalIndex(UseGlobalIndex), CurrSwitchCaseStmts(&SwitchCaseStmts) { |
11670 | SourceMgr.setExternalSLocEntrySource(this); |
11671 | |
11672 | for (const auto &Ext : Extensions) { |
11673 | auto BlockName = Ext->getExtensionMetadata().BlockName; |
11674 | auto Known = ModuleFileExtensions.find(BlockName); |
11675 | if (Known != ModuleFileExtensions.end()) { |
11676 | Diags.Report(diag::warn_duplicate_module_file_extension) |
11677 | << BlockName; |
11678 | continue; |
11679 | } |
11680 | |
11681 | ModuleFileExtensions.insert({BlockName, Ext}); |
11682 | } |
11683 | } |
11684 | |
11685 | ASTReader::~ASTReader() { |
11686 | if (OwnsDeserializationListener) |
11687 | delete DeserializationListener; |
11688 | } |
11689 | |
11690 | IdentifierResolver &ASTReader::getIdResolver() { |
11691 | return SemaObj ? SemaObj->IdResolver : DummyIdResolver; |
11692 | } |
11693 | |
11694 | Expected<unsigned> ASTRecordReader::readRecord(llvm::BitstreamCursor &Cursor, |
11695 | unsigned AbbrevID) { |
11696 | Idx = 0; |
11697 | Record.clear(); |
11698 | return Cursor.readRecord(AbbrevID, Record); |
11699 | } |
11700 | |
11701 | |
11702 | |
11703 | |
11704 | |
11705 | |
11706 | namespace clang { |
11707 | |
11708 | class OMPClauseReader : public OMPClauseVisitor<OMPClauseReader> { |
11709 | ASTRecordReader &Record; |
11710 | ASTContext &Context; |
11711 | |
11712 | public: |
11713 | OMPClauseReader(ASTRecordReader &Record) |
11714 | : Record(Record), Context(Record.getContext()) {} |
11715 | #define GEN_CLANG_CLAUSE_CLASS |
11716 | #define CLAUSE_CLASS(Enum, Str, Class) void Visit##Class(Class *C); |
11717 | #include "llvm/Frontend/OpenMP/OMP.inc" |
11718 | OMPClause *readClause(); |
11719 | void VisitOMPClauseWithPreInit(OMPClauseWithPreInit *C); |
11720 | void VisitOMPClauseWithPostUpdate(OMPClauseWithPostUpdate *C); |
11721 | }; |
11722 | |
11723 | } |
11724 | |
11725 | OMPClause *ASTRecordReader::readOMPClause() { |
11726 | return OMPClauseReader(*this).readClause(); |
11727 | } |
11728 | |
11729 | OMPClause *OMPClauseReader::readClause() { |
11730 | OMPClause *C = nullptr; |
11731 | switch (llvm::omp::Clause(Record.readInt())) { |
11732 | case llvm::omp::OMPC_if: |
11733 | C = new (Context) OMPIfClause(); |
11734 | break; |
11735 | case llvm::omp::OMPC_final: |
11736 | C = new (Context) OMPFinalClause(); |
11737 | break; |
11738 | case llvm::omp::OMPC_num_threads: |
11739 | C = new (Context) OMPNumThreadsClause(); |
11740 | break; |
11741 | case llvm::omp::OMPC_safelen: |
11742 | C = new (Context) OMPSafelenClause(); |
11743 | break; |
11744 | case llvm::omp::OMPC_simdlen: |
11745 | C = new (Context) OMPSimdlenClause(); |
11746 | break; |
11747 | case llvm::omp::OMPC_sizes: { |
11748 | unsigned NumSizes = Record.readInt(); |
11749 | C = OMPSizesClause::CreateEmpty(Context, NumSizes); |
11750 | break; |
11751 | } |
11752 | case llvm::omp::OMPC_full: |
11753 | C = OMPFullClause::CreateEmpty(Context); |
11754 | break; |
11755 | case llvm::omp::OMPC_partial: |
11756 | C = OMPPartialClause::CreateEmpty(Context); |
11757 | break; |
11758 | case llvm::omp::OMPC_allocator: |
11759 | C = new (Context) OMPAllocatorClause(); |
11760 | break; |
11761 | case llvm::omp::OMPC_collapse: |
11762 | C = new (Context) OMPCollapseClause(); |
11763 | break; |
11764 | case llvm::omp::OMPC_default: |
11765 | C = new (Context) OMPDefaultClause(); |
11766 | break; |
11767 | case llvm::omp::OMPC_proc_bind: |
11768 | C = new (Context) OMPProcBindClause(); |
11769 | break; |
11770 | case llvm::omp::OMPC_schedule: |
11771 | C = new (Context) OMPScheduleClause(); |
11772 | break; |
11773 | case llvm::omp::OMPC_ordered: |
11774 | C = OMPOrderedClause::CreateEmpty(Context, Record.readInt()); |
11775 | break; |
11776 | case llvm::omp::OMPC_nowait: |
11777 | C = new (Context) OMPNowaitClause(); |
11778 | break; |
11779 | case llvm::omp::OMPC_untied: |
11780 | C = new (Context) OMPUntiedClause(); |
11781 | break; |
11782 | case llvm::omp::OMPC_mergeable: |
11783 | C = new (Context) OMPMergeableClause(); |
11784 | break; |
11785 | case llvm::omp::OMPC_read: |
11786 | C = new (Context) OMPReadClause(); |
11787 | break; |
11788 | case llvm::omp::OMPC_write: |
11789 | C = new (Context) OMPWriteClause(); |
11790 | break; |
11791 | case llvm::omp::OMPC_update: |
11792 | C = OMPUpdateClause::CreateEmpty(Context, Record.readInt()); |
11793 | break; |
11794 | case llvm::omp::OMPC_capture: |
11795 | C = new (Context) OMPCaptureClause(); |
11796 | break; |
11797 | case llvm::omp::OMPC_seq_cst: |
11798 | C = new (Context) OMPSeqCstClause(); |
11799 | break; |
11800 | case llvm::omp::OMPC_acq_rel: |
11801 | C = new (Context) OMPAcqRelClause(); |
11802 | break; |
11803 | case llvm::omp::OMPC_acquire: |
11804 | C = new (Context) OMPAcquireClause(); |
11805 | break; |
11806 | case llvm::omp::OMPC_release: |
11807 | C = new (Context) OMPReleaseClause(); |
11808 | break; |
11809 | case llvm::omp::OMPC_relaxed: |
11810 | C = new (Context) OMPRelaxedClause(); |
11811 | break; |
11812 | case llvm::omp::OMPC_threads: |
11813 | C = new (Context) OMPThreadsClause(); |
11814 | break; |
11815 | case llvm::omp::OMPC_simd: |
11816 | C = new (Context) OMPSIMDClause(); |
11817 | break; |
11818 | case llvm::omp::OMPC_nogroup: |
11819 | C = new (Context) OMPNogroupClause(); |
11820 | break; |
11821 | case llvm::omp::OMPC_unified_address: |
11822 | C = new (Context) OMPUnifiedAddressClause(); |
11823 | break; |
11824 | case llvm::omp::OMPC_unified_shared_memory: |
11825 | C = new (Context) OMPUnifiedSharedMemoryClause(); |
11826 | break; |
11827 | case llvm::omp::OMPC_reverse_offload: |
11828 | C = new (Context) OMPReverseOffloadClause(); |
11829 | break; |
11830 | case llvm::omp::OMPC_dynamic_allocators: |
11831 | C = new (Context) OMPDynamicAllocatorsClause(); |
11832 | break; |
11833 | case llvm::omp::OMPC_atomic_default_mem_order: |
11834 | C = new (Context) OMPAtomicDefaultMemOrderClause(); |
11835 | break; |
11836 | case llvm::omp::OMPC_private: |
11837 | C = OMPPrivateClause::CreateEmpty(Context, Record.readInt()); |
11838 | break; |
11839 | case llvm::omp::OMPC_firstprivate: |
11840 | C = OMPFirstprivateClause::CreateEmpty(Context, Record.readInt()); |
11841 | break; |
11842 | case llvm::omp::OMPC_lastprivate: |
11843 | C = OMPLastprivateClause::CreateEmpty(Context, Record.readInt()); |
11844 | break; |
11845 | case llvm::omp::OMPC_shared: |
11846 | C = OMPSharedClause::CreateEmpty(Context, Record.readInt()); |
11847 | break; |
11848 | case llvm::omp::OMPC_reduction: { |
11849 | unsigned N = Record.readInt(); |
11850 | auto Modifier = Record.readEnum<OpenMPReductionClauseModifier>(); |
11851 | C = OMPReductionClause::CreateEmpty(Context, N, Modifier); |
11852 | break; |
11853 | } |
11854 | case llvm::omp::OMPC_task_reduction: |
11855 | C = OMPTaskReductionClause::CreateEmpty(Context, Record.readInt()); |
11856 | break; |
11857 | case llvm::omp::OMPC_in_reduction: |
11858 | C = OMPInReductionClause::CreateEmpty(Context, Record.readInt()); |
11859 | break; |
11860 | case llvm::omp::OMPC_linear: |
11861 | C = OMPLinearClause::CreateEmpty(Context, Record.readInt()); |
11862 | break; |
11863 | case llvm::omp::OMPC_aligned: |
11864 | C = OMPAlignedClause::CreateEmpty(Context, Record.readInt()); |
11865 | break; |
11866 | case llvm::omp::OMPC_copyin: |
11867 | C = OMPCopyinClause::CreateEmpty(Context, Record.readInt()); |
11868 | break; |
11869 | case llvm::omp::OMPC_copyprivate: |
11870 | C = OMPCopyprivateClause::CreateEmpty(Context, Record.readInt()); |
11871 | break; |
11872 | case llvm::omp::OMPC_flush: |
11873 | C = OMPFlushClause::CreateEmpty(Context, Record.readInt()); |
11874 | break; |
11875 | case llvm::omp::OMPC_depobj: |
11876 | C = OMPDepobjClause::CreateEmpty(Context); |
11877 | break; |
11878 | case llvm::omp::OMPC_depend: { |
11879 | unsigned NumVars = Record.readInt(); |
11880 | unsigned NumLoops = Record.readInt(); |
11881 | C = OMPDependClause::CreateEmpty(Context, NumVars, NumLoops); |
11882 | break; |
11883 | } |
11884 | case llvm::omp::OMPC_device: |
11885 | C = new (Context) OMPDeviceClause(); |
11886 | break; |
11887 | case llvm::omp::OMPC_map: { |
11888 | OMPMappableExprListSizeTy Sizes; |
11889 | Sizes.NumVars = Record.readInt(); |
11890 | Sizes.NumUniqueDeclarations = Record.readInt(); |
11891 | Sizes.NumComponentLists = Record.readInt(); |
11892 | Sizes.NumComponents = Record.readInt(); |
11893 | C = OMPMapClause::CreateEmpty(Context, Sizes); |
11894 | break; |
11895 | } |
11896 | case llvm::omp::OMPC_num_teams: |
11897 | C = new (Context) OMPNumTeamsClause(); |
11898 | break; |
11899 | case llvm::omp::OMPC_thread_limit: |
11900 | C = new (Context) OMPThreadLimitClause(); |
11901 | break; |
11902 | case llvm::omp::OMPC_priority: |
11903 | C = new (Context) OMPPriorityClause(); |
11904 | break; |
11905 | case llvm::omp::OMPC_grainsize: |
11906 | C = new (Context) OMPGrainsizeClause(); |
11907 | break; |
11908 | case llvm::omp::OMPC_num_tasks: |
11909 | C = new (Context) OMPNumTasksClause(); |
11910 | break; |
11911 | case llvm::omp::OMPC_hint: |
11912 | C = new (Context) OMPHintClause(); |
11913 | break; |
11914 | case llvm::omp::OMPC_dist_schedule: |
11915 | C = new (Context) OMPDistScheduleClause(); |
11916 | break; |
11917 | case llvm::omp::OMPC_defaultmap: |
11918 | C = new (Context) OMPDefaultmapClause(); |
11919 | break; |
11920 | case llvm::omp::OMPC_to: { |
11921 | OMPMappableExprListSizeTy Sizes; |
11922 | Sizes.NumVars = Record.readInt(); |
11923 | Sizes.NumUniqueDeclarations = Record.readInt(); |
11924 | Sizes.NumComponentLists = Record.readInt(); |
11925 | Sizes.NumComponents = Record.readInt(); |
11926 | C = OMPToClause::CreateEmpty(Context, Sizes); |
11927 | break; |
11928 | } |
11929 | case llvm::omp::OMPC_from: { |
11930 | OMPMappableExprListSizeTy Sizes; |
11931 | Sizes.NumVars = Record.readInt(); |
11932 | Sizes.NumUniqueDeclarations = Record.readInt(); |
11933 | Sizes.NumComponentLists = Record.readInt(); |
11934 | Sizes.NumComponents = Record.readInt(); |
11935 | C = OMPFromClause::CreateEmpty(Context, Sizes); |
11936 | break; |
11937 | } |
11938 | case llvm::omp::OMPC_use_device_ptr: { |
11939 | OMPMappableExprListSizeTy Sizes; |
11940 | Sizes.NumVars = Record.readInt(); |
11941 | Sizes.NumUniqueDeclarations = Record.readInt(); |
11942 | Sizes.NumComponentLists = Record.readInt(); |
11943 | Sizes.NumComponents = Record.readInt(); |
11944 | C = OMPUseDevicePtrClause::CreateEmpty(Context, Sizes); |
11945 | break; |
11946 | } |
11947 | case llvm::omp::OMPC_use_device_addr: { |
11948 | OMPMappableExprListSizeTy Sizes; |
11949 | Sizes.NumVars = Record.readInt(); |
11950 | Sizes.NumUniqueDeclarations = Record.readInt(); |
11951 | Sizes.NumComponentLists = Record.readInt(); |
11952 | Sizes.NumComponents = Record.readInt(); |
11953 | C = OMPUseDeviceAddrClause::CreateEmpty(Context, Sizes); |
11954 | break; |
11955 | } |
11956 | case llvm::omp::OMPC_is_device_ptr: { |
11957 | OMPMappableExprListSizeTy Sizes; |
11958 | Sizes.NumVars = Record.readInt(); |
11959 | Sizes.NumUniqueDeclarations = Record.readInt(); |
11960 | Sizes.NumComponentLists = Record.readInt(); |
11961 | Sizes.NumComponents = Record.readInt(); |
11962 | C = OMPIsDevicePtrClause::CreateEmpty(Context, Sizes); |
11963 | break; |
11964 | } |
11965 | case llvm::omp::OMPC_allocate: |
11966 | C = OMPAllocateClause::CreateEmpty(Context, Record.readInt()); |
11967 | break; |
11968 | case llvm::omp::OMPC_nontemporal: |
11969 | C = OMPNontemporalClause::CreateEmpty(Context, Record.readInt()); |
11970 | break; |
11971 | case llvm::omp::OMPC_inclusive: |
11972 | C = OMPInclusiveClause::CreateEmpty(Context, Record.readInt()); |
11973 | break; |
11974 | case llvm::omp::OMPC_exclusive: |
11975 | C = OMPExclusiveClause::CreateEmpty(Context, Record.readInt()); |
11976 | break; |
11977 | case llvm::omp::OMPC_order: |
11978 | C = new (Context) OMPOrderClause(); |
11979 | break; |
11980 | case llvm::omp::OMPC_init: |
11981 | C = OMPInitClause::CreateEmpty(Context, Record.readInt()); |
11982 | break; |
11983 | case llvm::omp::OMPC_use: |
11984 | C = new (Context) OMPUseClause(); |
11985 | break; |
11986 | case llvm::omp::OMPC_destroy: |
11987 | C = new (Context) OMPDestroyClause(); |
11988 | break; |
11989 | case llvm::omp::OMPC_novariants: |
11990 | C = new (Context) OMPNovariantsClause(); |
11991 | break; |
11992 | case llvm::omp::OMPC_nocontext: |
11993 | C = new (Context) OMPNocontextClause(); |
11994 | break; |
11995 | case llvm::omp::OMPC_detach: |
11996 | C = new (Context) OMPDetachClause(); |
11997 | break; |
11998 | case llvm::omp::OMPC_uses_allocators: |
11999 | C = OMPUsesAllocatorsClause::CreateEmpty(Context, Record.readInt()); |
12000 | break; |
12001 | case llvm::omp::OMPC_affinity: |
12002 | C = OMPAffinityClause::CreateEmpty(Context, Record.readInt()); |
12003 | break; |
12004 | case llvm::omp::OMPC_filter: |
12005 | C = new (Context) OMPFilterClause(); |
12006 | break; |
12007 | #define OMP_CLAUSE_NO_CLASS(Enum, Str) \ |
12008 | case llvm::omp::Enum: \ |
12009 | break; |
12010 | #include "llvm/Frontend/OpenMP/OMPKinds.def" |
12011 | default: |
12012 | break; |
12013 | } |
12014 | assert(C && "Unknown OMPClause type"); |
12015 | |
12016 | Visit(C); |
12017 | C->setLocStart(Record.readSourceLocation()); |
12018 | C->setLocEnd(Record.readSourceLocation()); |
12019 | |
12020 | return C; |
12021 | } |
12022 | |
12023 | void OMPClauseReader::VisitOMPClauseWithPreInit(OMPClauseWithPreInit *C) { |
12024 | C->setPreInitStmt(Record.readSubStmt(), |
12025 | static_cast<OpenMPDirectiveKind>(Record.readInt())); |
12026 | } |
12027 | |
12028 | void OMPClauseReader::VisitOMPClauseWithPostUpdate(OMPClauseWithPostUpdate *C) { |
12029 | VisitOMPClauseWithPreInit(C); |
12030 | C->setPostUpdateExpr(Record.readSubExpr()); |
12031 | } |
12032 | |
12033 | void OMPClauseReader::VisitOMPIfClause(OMPIfClause *C) { |
12034 | VisitOMPClauseWithPreInit(C); |
12035 | C->setNameModifier(static_cast<OpenMPDirectiveKind>(Record.readInt())); |
12036 | C->setNameModifierLoc(Record.readSourceLocation()); |
12037 | C->setColonLoc(Record.readSourceLocation()); |
12038 | C->setCondition(Record.readSubExpr()); |
12039 | C->setLParenLoc(Record.readSourceLocation()); |
12040 | } |
12041 | |
12042 | void OMPClauseReader::VisitOMPFinalClause(OMPFinalClause *C) { |
12043 | VisitOMPClauseWithPreInit(C); |
12044 | C->setCondition(Record.readSubExpr()); |
12045 | C->setLParenLoc(Record.readSourceLocation()); |
12046 | } |
12047 | |
12048 | void OMPClauseReader::VisitOMPNumThreadsClause(OMPNumThreadsClause *C) { |
12049 | VisitOMPClauseWithPreInit(C); |
12050 | C->setNumThreads(Record.readSubExpr()); |
12051 | C->setLParenLoc(Record.readSourceLocation()); |
12052 | } |
12053 | |
12054 | void OMPClauseReader::VisitOMPSafelenClause(OMPSafelenClause *C) { |
12055 | C->setSafelen(Record.readSubExpr()); |
12056 | C->setLParenLoc(Record.readSourceLocation()); |
12057 | } |
12058 | |
12059 | void OMPClauseReader::VisitOMPSimdlenClause(OMPSimdlenClause *C) { |
12060 | C->setSimdlen(Record.readSubExpr()); |
12061 | C->setLParenLoc(Record.readSourceLocation()); |
12062 | } |
12063 | |
12064 | void OMPClauseReader::VisitOMPSizesClause(OMPSizesClause *C) { |
12065 | for (Expr *&E : C->getSizesRefs()) |
12066 | E = Record.readSubExpr(); |
12067 | C->setLParenLoc(Record.readSourceLocation()); |
12068 | } |
12069 | |
12070 | void OMPClauseReader::VisitOMPFullClause(OMPFullClause *C) {} |
12071 | |
12072 | void OMPClauseReader::VisitOMPPartialClause(OMPPartialClause *C) { |
12073 | C->setFactor(Record.readSubExpr()); |
12074 | C->setLParenLoc(Record.readSourceLocation()); |
12075 | } |
12076 | |
12077 | void OMPClauseReader::VisitOMPAllocatorClause(OMPAllocatorClause *C) { |
12078 | C->setAllocator(Record.readExpr()); |
12079 | C->setLParenLoc(Record.readSourceLocation()); |
12080 | } |
12081 | |
12082 | void OMPClauseReader::VisitOMPCollapseClause(OMPCollapseClause *C) { |
12083 | C->setNumForLoops(Record.readSubExpr()); |
12084 | C->setLParenLoc(Record.readSourceLocation()); |
12085 | } |
12086 | |
12087 | void OMPClauseReader::VisitOMPDefaultClause(OMPDefaultClause *C) { |
12088 | C->setDefaultKind(static_cast<llvm::omp::DefaultKind>(Record.readInt())); |
12089 | C->setLParenLoc(Record.readSourceLocation()); |
12090 | C->setDefaultKindKwLoc(Record.readSourceLocation()); |
12091 | } |
12092 | |
12093 | void OMPClauseReader::VisitOMPProcBindClause(OMPProcBindClause *C) { |
12094 | C->setProcBindKind(static_cast<llvm::omp::ProcBindKind>(Record.readInt())); |
12095 | C->setLParenLoc(Record.readSourceLocation()); |
12096 | C->setProcBindKindKwLoc(Record.readSourceLocation()); |
12097 | } |
12098 | |
12099 | void OMPClauseReader::VisitOMPScheduleClause(OMPScheduleClause *C) { |
12100 | VisitOMPClauseWithPreInit(C); |
12101 | C->setScheduleKind( |
12102 | static_cast<OpenMPScheduleClauseKind>(Record.readInt())); |
12103 | C->setFirstScheduleModifier( |
12104 | static_cast<OpenMPScheduleClauseModifier>(Record.readInt())); |
12105 | C->setSecondScheduleModifier( |
12106 | static_cast<OpenMPScheduleClauseModifier>(Record.readInt())); |
12107 | C->setChunkSize(Record.readSubExpr()); |
12108 | C->setLParenLoc(Record.readSourceLocation()); |
12109 | C->setFirstScheduleModifierLoc(Record.readSourceLocation()); |
12110 | C->setSecondScheduleModifierLoc(Record.readSourceLocation()); |
12111 | C->setScheduleKindLoc(Record.readSourceLocation()); |
12112 | C->setCommaLoc(Record.readSourceLocation()); |
12113 | } |
12114 | |
12115 | void OMPClauseReader::VisitOMPOrderedClause(OMPOrderedClause *C) { |
12116 | C->setNumForLoops(Record.readSubExpr()); |
12117 | for (unsigned I = 0, E = C->NumberOfLoops; I < E; ++I) |
12118 | C->setLoopNumIterations(I, Record.readSubExpr()); |
12119 | for (unsigned I = 0, E = C->NumberOfLoops; I < E; ++I) |
12120 | C->setLoopCounter(I, Record.readSubExpr()); |
12121 | C->setLParenLoc(Record.readSourceLocation()); |
12122 | } |
12123 | |
12124 | void OMPClauseReader::VisitOMPDetachClause(OMPDetachClause *C) { |
12125 | C->setEventHandler(Record.readSubExpr()); |
12126 | C->setLParenLoc(Record.readSourceLocation()); |
12127 | } |
12128 | |
12129 | void OMPClauseReader::VisitOMPNowaitClause(OMPNowaitClause *) {} |
12130 | |
12131 | void OMPClauseReader::VisitOMPUntiedClause(OMPUntiedClause *) {} |
12132 | |
12133 | void OMPClauseReader::VisitOMPMergeableClause(OMPMergeableClause *) {} |
12134 | |
12135 | void OMPClauseReader::VisitOMPReadClause(OMPReadClause *) {} |
12136 | |
12137 | void OMPClauseReader::VisitOMPWriteClause(OMPWriteClause *) {} |
12138 | |
12139 | void OMPClauseReader::VisitOMPUpdateClause(OMPUpdateClause *C) { |
12140 | if (C->isExtended()) { |
12141 | C->setLParenLoc(Record.readSourceLocation()); |
12142 | C->setArgumentLoc(Record.readSourceLocation()); |
12143 | C->setDependencyKind(Record.readEnum<OpenMPDependClauseKind>()); |
12144 | } |
12145 | } |
12146 | |
12147 | void OMPClauseReader::VisitOMPCaptureClause(OMPCaptureClause *) {} |
12148 | |
12149 | void OMPClauseReader::VisitOMPSeqCstClause(OMPSeqCstClause *) {} |
12150 | |
12151 | void OMPClauseReader::VisitOMPAcqRelClause(OMPAcqRelClause *) {} |
12152 | |
12153 | void OMPClauseReader::VisitOMPAcquireClause(OMPAcquireClause *) {} |
12154 | |
12155 | void OMPClauseReader::VisitOMPReleaseClause(OMPReleaseClause *) {} |
12156 | |
12157 | void OMPClauseReader::VisitOMPRelaxedClause(OMPRelaxedClause *) {} |
12158 | |
12159 | void OMPClauseReader::VisitOMPThreadsClause(OMPThreadsClause *) {} |
12160 | |
12161 | void OMPClauseReader::VisitOMPSIMDClause(OMPSIMDClause *) {} |
12162 | |
12163 | void OMPClauseReader::VisitOMPNogroupClause(OMPNogroupClause *) {} |
12164 | |
12165 | void OMPClauseReader::VisitOMPInitClause(OMPInitClause *C) { |
12166 | unsigned NumVars = C->varlist_size(); |
12167 | SmallVector<Expr *, 16> Vars; |
12168 | Vars.reserve(NumVars); |
12169 | for (unsigned I = 0; I != NumVars; ++I) |
12170 | Vars.push_back(Record.readSubExpr()); |
12171 | C->setVarRefs(Vars); |
12172 | C->setIsTarget(Record.readBool()); |
12173 | C->setIsTargetSync(Record.readBool()); |
12174 | C->setLParenLoc(Record.readSourceLocation()); |
12175 | C->setVarLoc(Record.readSourceLocation()); |
12176 | } |
12177 | |
12178 | void OMPClauseReader::VisitOMPUseClause(OMPUseClause *C) { |
12179 | C->setInteropVar(Record.readSubExpr()); |
12180 | C->setLParenLoc(Record.readSourceLocation()); |
12181 | C->setVarLoc(Record.readSourceLocation()); |
12182 | } |
12183 | |
12184 | void OMPClauseReader::VisitOMPDestroyClause(OMPDestroyClause *C) { |
12185 | C->setInteropVar(Record.readSubExpr()); |
12186 | C->setLParenLoc(Record.readSourceLocation()); |
12187 | C->setVarLoc(Record.readSourceLocation()); |
12188 | } |
12189 | |
12190 | void OMPClauseReader::VisitOMPNovariantsClause(OMPNovariantsClause *C) { |
12191 | VisitOMPClauseWithPreInit(C); |
12192 | C->setCondition(Record.readSubExpr()); |
12193 | C->setLParenLoc(Record.readSourceLocation()); |
12194 | } |
12195 | |
12196 | void OMPClauseReader::VisitOMPNocontextClause(OMPNocontextClause *C) { |
12197 | VisitOMPClauseWithPreInit(C); |
12198 | C->setCondition(Record.readSubExpr()); |
12199 | C->setLParenLoc(Record.readSourceLocation()); |
12200 | } |
12201 | |
12202 | void OMPClauseReader::VisitOMPUnifiedAddressClause(OMPUnifiedAddressClause *) {} |
12203 | |
12204 | void OMPClauseReader::VisitOMPUnifiedSharedMemoryClause( |
12205 | OMPUnifiedSharedMemoryClause *) {} |
12206 | |
12207 | void OMPClauseReader::VisitOMPReverseOffloadClause(OMPReverseOffloadClause *) {} |
12208 | |
12209 | void |
12210 | OMPClauseReader::VisitOMPDynamicAllocatorsClause(OMPDynamicAllocatorsClause *) { |
12211 | } |
12212 | |
12213 | void OMPClauseReader::VisitOMPAtomicDefaultMemOrderClause( |
12214 | OMPAtomicDefaultMemOrderClause *C) { |
12215 | C->setAtomicDefaultMemOrderKind( |
12216 | static_cast<OpenMPAtomicDefaultMemOrderClauseKind>(Record.readInt())); |
12217 | C->setLParenLoc(Record.readSourceLocation()); |
12218 | C->setAtomicDefaultMemOrderKindKwLoc(Record.readSourceLocation()); |
12219 | } |
12220 | |
12221 | void OMPClauseReader::VisitOMPPrivateClause(OMPPrivateClause *C) { |
12222 | C->setLParenLoc(Record.readSourceLocation()); |
12223 | unsigned NumVars = C->varlist_size(); |
12224 | SmallVector<Expr *, 16> Vars; |
12225 | Vars.reserve(NumVars); |
12226 | for (unsigned i = 0; i != NumVars; ++i) |
12227 | Vars.push_back(Record.readSubExpr()); |
12228 | C->setVarRefs(Vars); |
12229 | Vars.clear(); |
12230 | for (unsigned i = 0; i != NumVars; ++i) |
12231 | Vars.push_back(Record.readSubExpr()); |
12232 | C->setPrivateCopies(Vars); |
12233 | } |
12234 | |
12235 | void OMPClauseReader::VisitOMPFirstprivateClause(OMPFirstprivateClause *C) { |
12236 | VisitOMPClauseWithPreInit(C); |
12237 | C->setLParenLoc(Record.readSourceLocation()); |
12238 | unsigned NumVars = C->varlist_size(); |
12239 | SmallVector<Expr *, 16> Vars; |
12240 | Vars.reserve(NumVars); |
12241 | for (unsigned i = 0; i != NumVars; ++i) |
12242 | Vars.push_back(Record.readSubExpr()); |
12243 | C->setVarRefs(Vars); |
12244 | Vars.clear(); |
12245 | for (unsigned i = 0; i != NumVars; ++i) |
12246 | Vars.push_back(Record.readSubExpr()); |
12247 | C->setPrivateCopies(Vars); |
12248 | Vars.clear(); |
12249 | for (unsigned i = 0; i != NumVars; ++i) |
12250 | Vars.push_back(Record.readSubExpr()); |
12251 | C->setInits(Vars); |
12252 | } |
12253 | |
12254 | void OMPClauseReader::VisitOMPLastprivateClause(OMPLastprivateClause *C) { |
12255 | VisitOMPClauseWithPostUpdate(C); |
12256 | C->setLParenLoc(Record.readSourceLocation()); |
12257 | C->setKind(Record.readEnum<OpenMPLastprivateModifier>()); |
12258 | C->setKindLoc(Record.readSourceLocation()); |
12259 | C->setColonLoc(Record.readSourceLocation()); |
12260 | unsigned NumVars = C->varlist_size(); |
12261 | SmallVector<Expr *, 16> Vars; |
12262 | Vars.reserve(NumVars); |
12263 | for (unsigned i = 0; i != NumVars; ++i) |
12264 | Vars.push_back(Record.readSubExpr()); |
12265 | C->setVarRefs(Vars); |
12266 | Vars.clear(); |
12267 | for (unsigned i = 0; i != NumVars; ++i) |
12268 | Vars.push_back(Record.readSubExpr()); |
12269 | C->setPrivateCopies(Vars); |
12270 | Vars.clear(); |
12271 | for (unsigned i = 0; i != NumVars; ++i) |
12272 | Vars.push_back(Record.readSubExpr()); |
12273 | C->setSourceExprs(Vars); |
12274 | Vars.clear(); |
12275 | for (unsigned i = 0; i != NumVars; ++i) |
12276 | Vars.push_back(Record.readSubExpr()); |
12277 | C->setDestinationExprs(Vars); |
12278 | Vars.clear(); |
12279 | for (unsigned i = 0; i != NumVars; ++i) |
12280 | Vars.push_back(Record.readSubExpr()); |
12281 | C->setAssignmentOps(Vars); |
12282 | } |
12283 | |
12284 | void OMPClauseReader::VisitOMPSharedClause(OMPSharedClause *C) { |
12285 | C->setLParenLoc(Record.readSourceLocation()); |
12286 | unsigned NumVars = C->varlist_size(); |
12287 | SmallVector<Expr *, 16> Vars; |
12288 | Vars.reserve(NumVars); |
12289 | for (unsigned i = 0; i != NumVars; ++i) |
12290 | Vars.push_back(Record.readSubExpr()); |
12291 | C->setVarRefs(Vars); |
12292 | } |
12293 | |
12294 | void OMPClauseReader::VisitOMPReductionClause(OMPReductionClause *C) { |
12295 | VisitOMPClauseWithPostUpdate(C); |
12296 | C->setLParenLoc(Record.readSourceLocation()); |
12297 | C->setModifierLoc(Record.readSourceLocation()); |
12298 | C->setColonLoc(Record.readSourceLocation()); |
12299 | NestedNameSpecifierLoc NNSL = Record.readNestedNameSpecifierLoc(); |
12300 | DeclarationNameInfo DNI = Record.readDeclarationNameInfo(); |
12301 | C->setQualifierLoc(NNSL); |
12302 | C->setNameInfo(DNI); |
12303 | |
12304 | unsigned NumVars = C->varlist_size(); |
12305 | SmallVector<Expr *, 16> Vars; |
12306 | Vars.reserve(NumVars); |
12307 | for (unsigned i = 0; i != NumVars; ++i) |
12308 | Vars.push_back(Record.readSubExpr()); |
12309 | C->setVarRefs(Vars); |
12310 | Vars.clear(); |
12311 | for (unsigned i = 0; i != NumVars; ++i) |
12312 | Vars.push_back(Record.readSubExpr()); |
12313 | C->setPrivates(Vars); |
12314 | Vars.clear(); |
12315 | for (unsigned i = 0; i != NumVars; ++i) |
12316 | Vars.push_back(Record.readSubExpr()); |
12317 | C->setLHSExprs(Vars); |
12318 | Vars.clear(); |
12319 | for (unsigned i = 0; i != NumVars; ++i) |
12320 | Vars.push_back(Record.readSubExpr()); |
12321 | C->setRHSExprs(Vars); |
12322 | Vars.clear(); |
12323 | for (unsigned i = 0; i != NumVars; ++i) |
12324 | Vars.push_back(Record.readSubExpr()); |
12325 | C->setReductionOps(Vars); |
12326 | if (C->getModifier() == OMPC_REDUCTION_inscan) { |
12327 | Vars.clear(); |
12328 | for (unsigned i = 0; i != NumVars; ++i) |
12329 | Vars.push_back(Record.readSubExpr()); |
12330 | C->setInscanCopyOps(Vars); |
12331 | Vars.clear(); |
12332 | for (unsigned i = 0; i != NumVars; ++i) |
12333 | Vars.push_back(Record.readSubExpr()); |
12334 | C->setInscanCopyArrayTemps(Vars); |
12335 | Vars.clear(); |
12336 | for (unsigned i = 0; i != NumVars; ++i) |
12337 | Vars.push_back(Record.readSubExpr()); |
12338 | C->setInscanCopyArrayElems(Vars); |
12339 | } |
12340 | } |
12341 | |
12342 | void OMPClauseReader::VisitOMPTaskReductionClause(OMPTaskReductionClause *C) { |
12343 | VisitOMPClauseWithPostUpdate(C); |
12344 | C->setLParenLoc(Record.readSourceLocation()); |
12345 | C->setColonLoc(Record.readSourceLocation()); |
12346 | NestedNameSpecifierLoc NNSL = Record.readNestedNameSpecifierLoc(); |
12347 | DeclarationNameInfo DNI = Record.readDeclarationNameInfo(); |
12348 | C->setQualifierLoc(NNSL); |
12349 | C->setNameInfo(DNI); |
12350 | |
12351 | unsigned NumVars = C->varlist_size(); |
12352 | SmallVector<Expr *, 16> Vars; |
12353 | Vars.reserve(NumVars); |
12354 | for (unsigned I = 0; I != NumVars; ++I) |
12355 | Vars.push_back(Record.readSubExpr()); |
12356 | C->setVarRefs(Vars); |
12357 | Vars.clear(); |
12358 | for (unsigned I = 0; I != NumVars; ++I) |
12359 | Vars.push_back(Record.readSubExpr()); |
12360 | C->setPrivates(Vars); |
12361 | Vars.clear(); |
12362 | for (unsigned I = 0; I != NumVars; ++I) |
12363 | Vars.push_back(Record.readSubExpr()); |
12364 | C->setLHSExprs(Vars); |
12365 | Vars.clear(); |
12366 | for (unsigned I = 0; I != NumVars; ++I) |
12367 | Vars.push_back(Record.readSubExpr()); |
12368 | C->setRHSExprs(Vars); |
12369 | Vars.clear(); |
12370 | for (unsigned I = 0; I != NumVars; ++I) |
12371 | Vars.push_back(Record.readSubExpr()); |
12372 | C->setReductionOps(Vars); |
12373 | } |
12374 | |
12375 | void OMPClauseReader::VisitOMPInReductionClause(OMPInReductionClause *C) { |
12376 | VisitOMPClauseWithPostUpdate(C); |
12377 | C->setLParenLoc(Record.readSourceLocation()); |
12378 | C->setColonLoc(Record.readSourceLocation()); |
12379 | NestedNameSpecifierLoc NNSL = Record.readNestedNameSpecifierLoc(); |
12380 | DeclarationNameInfo DNI = Record.readDeclarationNameInfo(); |
12381 | C->setQualifierLoc(NNSL); |
12382 | C->setNameInfo(DNI); |
12383 | |
12384 | unsigned NumVars = C->varlist_size(); |
12385 | SmallVector<Expr *, 16> Vars; |
12386 | Vars.reserve(NumVars); |
12387 | for (unsigned I = 0; I != NumVars; ++I) |
12388 | Vars.push_back(Record.readSubExpr()); |
12389 | C->setVarRefs(Vars); |
12390 | Vars.clear(); |
12391 | for (unsigned I = 0; I != NumVars; ++I) |
12392 | Vars.push_back(Record.readSubExpr()); |
12393 | C->setPrivates(Vars); |
12394 | Vars.clear(); |
12395 | for (unsigned I = 0; I != NumVars; ++I) |
12396 | Vars.push_back(Record.readSubExpr()); |
12397 | C->setLHSExprs(Vars); |
12398 | Vars.clear(); |
12399 | for (unsigned I = 0; I != NumVars; ++I) |
12400 | Vars.push_back(Record.readSubExpr()); |
12401 | C->setRHSExprs(Vars); |
12402 | Vars.clear(); |
12403 | for (unsigned I = 0; I != NumVars; ++I) |
12404 | Vars.push_back(Record.readSubExpr()); |
12405 | C->setReductionOps(Vars); |
12406 | Vars.clear(); |
12407 | for (unsigned I = 0; I != NumVars; ++I) |
12408 | Vars.push_back(Record.readSubExpr()); |
12409 | C->setTaskgroupDescriptors(Vars); |
12410 | } |
12411 | |
12412 | void OMPClauseReader::VisitOMPLinearClause(OMPLinearClause *C) { |
12413 | VisitOMPClauseWithPostUpdate(C); |
12414 | C->setLParenLoc(Record.readSourceLocation()); |
12415 | C->setColonLoc(Record.readSourceLocation()); |
12416 | C->setModifier(static_cast<OpenMPLinearClauseKind>(Record.readInt())); |
12417 | C->setModifierLoc(Record.readSourceLocation()); |
12418 | unsigned NumVars = C->varlist_size(); |
12419 | SmallVector<Expr *, 16> Vars; |
12420 | Vars.reserve(NumVars); |
12421 | for (unsigned i = 0; i != NumVars; ++i) |
12422 | Vars.push_back(Record.readSubExpr()); |
12423 | C->setVarRefs(Vars); |
12424 | Vars.clear(); |
12425 | for (unsigned i = 0; i != NumVars; ++i) |
12426 | Vars.push_back(Record.readSubExpr()); |
12427 | C->setPrivates(Vars); |
12428 | Vars.clear(); |
12429 | for (unsigned i = 0; i != NumVars; ++i) |
12430 | Vars.push_back(Record.readSubExpr()); |
12431 | C->setInits(Vars); |
12432 | Vars.clear(); |
12433 | for (unsigned i = 0; i != NumVars; ++i) |
12434 | Vars.push_back(Record.readSubExpr()); |
12435 | C->setUpdates(Vars); |
12436 | Vars.clear(); |
12437 | for (unsigned i = 0; i != NumVars; ++i) |
12438 | Vars.push_back(Record.readSubExpr()); |
12439 | C->setFinals(Vars); |
12440 | C->setStep(Record.readSubExpr()); |
12441 | C->setCalcStep(Record.readSubExpr()); |
12442 | Vars.clear(); |
12443 | for (unsigned I = 0; I != NumVars + 1; ++I) |
12444 | Vars.push_back(Record.readSubExpr()); |
12445 | C->setUsedExprs(Vars); |
12446 | } |
12447 | |
12448 | void OMPClauseReader::VisitOMPAlignedClause(OMPAlignedClause *C) { |
12449 | C->setLParenLoc(Record.readSourceLocation()); |
12450 | C->setColonLoc(Record.readSourceLocation()); |
12451 | unsigned NumVars = C->varlist_size(); |
12452 | SmallVector<Expr *, 16> Vars; |
12453 | Vars.reserve(NumVars); |
12454 | for (unsigned i = 0; i != NumVars; ++i) |
12455 | Vars.push_back(Record.readSubExpr()); |
12456 | C->setVarRefs(Vars); |
12457 | C->setAlignment(Record.readSubExpr()); |
12458 | } |
12459 | |
12460 | void OMPClauseReader::VisitOMPCopyinClause(OMPCopyinClause *C) { |
12461 | C->setLParenLoc(Record.readSourceLocation()); |
12462 | unsigned NumVars = C->varlist_size(); |
12463 | SmallVector<Expr *, 16> Exprs; |
12464 | Exprs.reserve(NumVars); |
12465 | for (unsigned i = 0; i != NumVars; ++i) |
12466 | Exprs.push_back(Record.readSubExpr()); |
12467 | C->setVarRefs(Exprs); |
12468 | Exprs.clear(); |
12469 | for (unsigned i = 0; i != NumVars; ++i) |
12470 | Exprs.push_back(Record.readSubExpr()); |
12471 | C->setSourceExprs(Exprs); |
12472 | Exprs.clear(); |
12473 | for (unsigned i = 0; i != NumVars; ++i) |
12474 | Exprs.push_back(Record.readSubExpr()); |
12475 | C->setDestinationExprs(Exprs); |
12476 | Exprs.clear(); |
12477 | for (unsigned i = 0; i != NumVars; ++i) |
12478 | Exprs.push_back(Record.readSubExpr()); |
12479 | C->setAssignmentOps(Exprs); |
12480 | } |
12481 | |
12482 | void OMPClauseReader::VisitOMPCopyprivateClause(OMPCopyprivateClause *C) { |
12483 | C->setLParenLoc(Record.readSourceLocation()); |
12484 | unsigned NumVars = C->varlist_size(); |
12485 | SmallVector<Expr *, 16> Exprs; |
12486 | Exprs.reserve(NumVars); |
12487 | for (unsigned i = 0; i != NumVars; ++i) |
12488 | Exprs.push_back(Record.readSubExpr()); |
12489 | C->setVarRefs(Exprs); |
12490 | Exprs.clear(); |
12491 | for (unsigned i = 0; i != NumVars; ++i) |
12492 | Exprs.push_back(Record.readSubExpr()); |
12493 | C->setSourceExprs(Exprs); |
12494 | Exprs.clear(); |
12495 | for (unsigned i = 0; i != NumVars; ++i) |
12496 | Exprs.push_back(Record.readSubExpr()); |
12497 | C->setDestinationExprs(Exprs); |
12498 | Exprs.clear(); |
12499 | for (unsigned i = 0; i != NumVars; ++i) |
12500 | Exprs.push_back(Record.readSubExpr()); |
12501 | C->setAssignmentOps(Exprs); |
12502 | } |
12503 | |
12504 | void OMPClauseReader::VisitOMPFlushClause(OMPFlushClause *C) { |
12505 | C->setLParenLoc(Record.readSourceLocation()); |
12506 | unsigned NumVars = C->varlist_size(); |
12507 | SmallVector<Expr *, 16> Vars; |
12508 | Vars.reserve(NumVars); |
12509 | for (unsigned i = 0; i != NumVars; ++i) |
12510 | Vars.push_back(Record.readSubExpr()); |
12511 | C->setVarRefs(Vars); |
12512 | } |
12513 | |
12514 | void OMPClauseReader::VisitOMPDepobjClause(OMPDepobjClause *C) { |
12515 | C->setDepobj(Record.readSubExpr()); |
12516 | C->setLParenLoc(Record.readSourceLocation()); |
12517 | } |
12518 | |
12519 | void OMPClauseReader::VisitOMPDependClause(OMPDependClause *C) { |
12520 | C->setLParenLoc(Record.readSourceLocation()); |
12521 | C->setModifier(Record.readSubExpr()); |
12522 | C->setDependencyKind( |
12523 | static_cast<OpenMPDependClauseKind>(Record.readInt())); |
12524 | C->setDependencyLoc(Record.readSourceLocation()); |
12525 | C->setColonLoc(Record.readSourceLocation()); |
12526 | unsigned NumVars = C->varlist_size(); |
12527 | SmallVector<Expr *, 16> Vars; |
12528 | Vars.reserve(NumVars); |
12529 | for (unsigned I = 0; I != NumVars; ++I) |
12530 | Vars.push_back(Record.readSubExpr()); |
12531 | C->setVarRefs(Vars); |
12532 | for (unsigned I = 0, E = C->getNumLoops(); I < E; ++I) |
12533 | C->setLoopData(I, Record.readSubExpr()); |
12534 | } |
12535 | |
12536 | void OMPClauseReader::VisitOMPDeviceClause(OMPDeviceClause *C) { |
12537 | VisitOMPClauseWithPreInit(C); |
12538 | C->setModifier(Record.readEnum<OpenMPDeviceClauseModifier>()); |
12539 | C->setDevice(Record.readSubExpr()); |
12540 | C->setModifierLoc(Record.readSourceLocation()); |
12541 | C->setLParenLoc(Record.readSourceLocation()); |
12542 | } |
12543 | |
12544 | void OMPClauseReader::VisitOMPMapClause(OMPMapClause *C) { |
12545 | C->setLParenLoc(Record.readSourceLocation()); |
12546 | for (unsigned I = 0; I < NumberOfOMPMapClauseModifiers; ++I) { |
12547 | C->setMapTypeModifier( |
12548 | I, static_cast<OpenMPMapModifierKind>(Record.readInt())); |
12549 | C->setMapTypeModifierLoc(I, Record.readSourceLocation()); |
12550 | } |
12551 | C->setMapperQualifierLoc(Record.readNestedNameSpecifierLoc()); |
12552 | C->setMapperIdInfo(Record.readDeclarationNameInfo()); |
12553 | C->setMapType( |
12554 | static_cast<OpenMPMapClauseKind>(Record.readInt())); |
12555 | C->setMapLoc(Record.readSourceLocation()); |
12556 | C->setColonLoc(Record.readSourceLocation()); |
12557 | auto NumVars = C->varlist_size(); |
12558 | auto UniqueDecls = C->getUniqueDeclarationsNum(); |
12559 | auto TotalLists = C->getTotalComponentListNum(); |
12560 | auto TotalComponents = C->getTotalComponentsNum(); |
12561 | |
12562 | SmallVector<Expr *, 16> Vars; |
12563 | Vars.reserve(NumVars); |
12564 | for (unsigned i = 0; i != NumVars; ++i) |
12565 | Vars.push_back(Record.readExpr()); |
12566 | C->setVarRefs(Vars); |
12567 | |
12568 | SmallVector<Expr *, 16> UDMappers; |
12569 | UDMappers.reserve(NumVars); |
12570 | for (unsigned I = 0; I < NumVars; ++I) |
12571 | UDMappers.push_back(Record.readExpr()); |
12572 | C->setUDMapperRefs(UDMappers); |
12573 | |
12574 | SmallVector<ValueDecl *, 16> Decls; |
12575 | Decls.reserve(UniqueDecls); |
12576 | for (unsigned i = 0; i < UniqueDecls; ++i) |
12577 | Decls.push_back(Record.readDeclAs<ValueDecl>()); |
12578 | C->setUniqueDecls(Decls); |
12579 | |
12580 | SmallVector<unsigned, 16> ListsPerDecl; |
12581 | ListsPerDecl.reserve(UniqueDecls); |
12582 | for (unsigned i = 0; i < UniqueDecls; ++i) |
12583 | ListsPerDecl.push_back(Record.readInt()); |
12584 | C->setDeclNumLists(ListsPerDecl); |
12585 | |
12586 | SmallVector<unsigned, 32> ListSizes; |
12587 | ListSizes.reserve(TotalLists); |
12588 | for (unsigned i = 0; i < TotalLists; ++i) |
12589 | ListSizes.push_back(Record.readInt()); |
12590 | C->setComponentListSizes(ListSizes); |
12591 | |
12592 | SmallVector<OMPClauseMappableExprCommon::MappableComponent, 32> Components; |
12593 | Components.reserve(TotalComponents); |
12594 | for (unsigned i = 0; i < TotalComponents; ++i) { |
12595 | Expr *AssociatedExprPr = Record.readExpr(); |
12596 | auto *AssociatedDecl = Record.readDeclAs<ValueDecl>(); |
12597 | Components.emplace_back(AssociatedExprPr, AssociatedDecl, |
12598 | false); |
12599 | } |
12600 | C->setComponents(Components, ListSizes); |
12601 | } |
12602 | |
12603 | void OMPClauseReader::VisitOMPAllocateClause(OMPAllocateClause *C) { |
12604 | C->setLParenLoc(Record.readSourceLocation()); |
12605 | C->setColonLoc(Record.readSourceLocation()); |
12606 | C->setAllocator(Record.readSubExpr()); |
12607 | unsigned NumVars = C->varlist_size(); |
12608 | SmallVector<Expr *, 16> Vars; |
12609 | Vars.reserve(NumVars); |
12610 | for (unsigned i = 0; i != NumVars; ++i) |
12611 | Vars.push_back(Record.readSubExpr()); |
12612 | C->setVarRefs(Vars); |
12613 | } |
12614 | |
12615 | void OMPClauseReader::VisitOMPNumTeamsClause(OMPNumTeamsClause *C) { |
12616 | VisitOMPClauseWithPreInit(C); |
12617 | C->setNumTeams(Record.readSubExpr()); |
12618 | C->setLParenLoc(Record.readSourceLocation()); |
12619 | } |
12620 | |
12621 | void OMPClauseReader::VisitOMPThreadLimitClause(OMPThreadLimitClause *C) { |
12622 | VisitOMPClauseWithPreInit(C); |
12623 | C->setThreadLimit(Record.readSubExpr()); |
12624 | C->setLParenLoc(Record.readSourceLocation()); |
12625 | } |
12626 | |
12627 | void OMPClauseReader::VisitOMPPriorityClause(OMPPriorityClause *C) { |
12628 | VisitOMPClauseWithPreInit(C); |
12629 | C->setPriority(Record.readSubExpr()); |
12630 | C->setLParenLoc(Record.readSourceLocation()); |
12631 | } |
12632 | |
12633 | void OMPClauseReader::VisitOMPGrainsizeClause(OMPGrainsizeClause *C) { |
12634 | VisitOMPClauseWithPreInit(C); |
12635 | C->setGrainsize(Record.readSubExpr()); |
12636 | C->setLParenLoc(Record.readSourceLocation()); |
12637 | } |
12638 | |
12639 | void OMPClauseReader::VisitOMPNumTasksClause(OMPNumTasksClause *C) { |
12640 | VisitOMPClauseWithPreInit(C); |
12641 | C->setNumTasks(Record.readSubExpr()); |
12642 | C->setLParenLoc(Record.readSourceLocation()); |
12643 | } |
12644 | |
12645 | void OMPClauseReader::VisitOMPHintClause(OMPHintClause *C) { |
12646 | C->setHint(Record.readSubExpr()); |
12647 | C->setLParenLoc(Record.readSourceLocation()); |
12648 | } |
12649 | |
12650 | void OMPClauseReader::VisitOMPDistScheduleClause(OMPDistScheduleClause *C) { |
12651 | VisitOMPClauseWithPreInit(C); |
12652 | C->setDistScheduleKind( |
12653 | static_cast<OpenMPDistScheduleClauseKind>(Record.readInt())); |
12654 | C->setChunkSize(Record.readSubExpr()); |
12655 | C->setLParenLoc(Record.readSourceLocation()); |
12656 | C->setDistScheduleKindLoc(Record.readSourceLocation()); |
12657 | C->setCommaLoc(Record.readSourceLocation()); |
12658 | } |
12659 | |
12660 | void OMPClauseReader::VisitOMPDefaultmapClause(OMPDefaultmapClause *C) { |
12661 | C->setDefaultmapKind( |
12662 | static_cast<OpenMPDefaultmapClauseKind>(Record.readInt())); |
12663 | C->setDefaultmapModifier( |
12664 | static_cast<OpenMPDefaultmapClauseModifier>(Record.readInt())); |
12665 | C->setLParenLoc(Record.readSourceLocation()); |
12666 | C->setDefaultmapModifierLoc(Record.readSourceLocation()); |
12667 | C->setDefaultmapKindLoc(Record.readSourceLocation()); |
12668 | } |
12669 | |
12670 | void OMPClauseReader::VisitOMPToClause(OMPToClause *C) { |
12671 | C->setLParenLoc(Record.readSourceLocation()); |
12672 | for (unsigned I = 0; I < NumberOfOMPMotionModifiers; ++I) { |
12673 | C->setMotionModifier( |
12674 | I, static_cast<OpenMPMotionModifierKind>(Record.readInt())); |
12675 | C->setMotionModifierLoc(I, Record.readSourceLocation()); |
12676 | } |
12677 | C->setMapperQualifierLoc(Record.readNestedNameSpecifierLoc()); |
12678 | C->setMapperIdInfo(Record.readDeclarationNameInfo()); |
12679 | C->setColonLoc(Record.readSourceLocation()); |
12680 | auto NumVars = C->varlist_size(); |
12681 | auto UniqueDecls = C->getUniqueDeclarationsNum(); |
12682 | auto TotalLists = C->getTotalComponentListNum(); |
12683 | auto TotalComponents = C->getTotalComponentsNum(); |
12684 | |
12685 | SmallVector<Expr *, 16> Vars; |
12686 | Vars.reserve(NumVars); |
12687 | for (unsigned i = 0; i != NumVars; ++i) |
12688 | Vars.push_back(Record.readSubExpr()); |
12689 | C->setVarRefs(Vars); |
12690 | |
12691 | SmallVector<Expr *, 16> UDMappers; |
12692 | UDMappers.reserve(NumVars); |
12693 | for (unsigned I = 0; I < NumVars; ++I) |
12694 | UDMappers.push_back(Record.readSubExpr()); |
12695 | C->setUDMapperRefs(UDMappers); |
12696 | |
12697 | SmallVector<ValueDecl *, 16> Decls; |
12698 | Decls.reserve(UniqueDecls); |
12699 | for (unsigned i = 0; i < UniqueDecls; ++i) |
12700 | Decls.push_back(Record.readDeclAs<ValueDecl>()); |
12701 | C->setUniqueDecls(Decls); |
12702 | |
12703 | SmallVector<unsigned, 16> ListsPerDecl; |
12704 | ListsPerDecl.reserve(UniqueDecls); |
12705 | for (unsigned i = 0; i < UniqueDecls; ++i) |
12706 | ListsPerDecl.push_back(Record.readInt()); |
12707 | C->setDeclNumLists(ListsPerDecl); |
12708 | |
12709 | SmallVector<unsigned, 32> ListSizes; |
12710 | ListSizes.reserve(TotalLists); |
12711 | for (unsigned i = 0; i < TotalLists; ++i) |
12712 | ListSizes.push_back(Record.readInt()); |
12713 | C->setComponentListSizes(ListSizes); |
12714 | |
12715 | SmallVector<OMPClauseMappableExprCommon::MappableComponent, 32> Components; |
12716 | Components.reserve(TotalComponents); |
12717 | for (unsigned i = 0; i < TotalComponents; ++i) { |
12718 | Expr *AssociatedExprPr = Record.readSubExpr(); |
12719 | bool IsNonContiguous = Record.readBool(); |
12720 | auto *AssociatedDecl = Record.readDeclAs<ValueDecl>(); |
12721 | Components.emplace_back(AssociatedExprPr, AssociatedDecl, IsNonContiguous); |
12722 | } |
12723 | C->setComponents(Components, ListSizes); |
12724 | } |
12725 | |
12726 | void OMPClauseReader::VisitOMPFromClause(OMPFromClause *C) { |
12727 | C->setLParenLoc(Record.readSourceLocation()); |
12728 | for (unsigned I = 0; I < NumberOfOMPMotionModifiers; ++I) { |
12729 | C->setMotionModifier( |
12730 | I, static_cast<OpenMPMotionModifierKind>(Record.readInt())); |
12731 | C->setMotionModifierLoc(I, Record.readSourceLocation()); |
12732 | } |
12733 | C->setMapperQualifierLoc(Record.readNestedNameSpecifierLoc()); |
12734 | C->setMapperIdInfo(Record.readDeclarationNameInfo()); |
12735 | C->setColonLoc(Record.readSourceLocation()); |
12736 | auto NumVars = C->varlist_size(); |
12737 | auto UniqueDecls = C->getUniqueDeclarationsNum(); |
12738 | auto TotalLists = C->getTotalComponentListNum(); |
12739 | auto TotalComponents = C->getTotalComponentsNum(); |
12740 | |
12741 | SmallVector<Expr *, 16> Vars; |
12742 | Vars.reserve(NumVars); |
12743 | for (unsigned i = 0; i != NumVars; ++i) |
12744 | Vars.push_back(Record.readSubExpr()); |
12745 | C->setVarRefs(Vars); |
12746 | |
12747 | SmallVector<Expr *, 16> UDMappers; |
12748 | UDMappers.reserve(NumVars); |
12749 | for (unsigned I = 0; I < NumVars; ++I) |
12750 | UDMappers.push_back(Record.readSubExpr()); |
12751 | C->setUDMapperRefs(UDMappers); |
12752 | |
12753 | SmallVector<ValueDecl *, 16> Decls; |
12754 | Decls.reserve(UniqueDecls); |
12755 | for (unsigned i = 0; i < UniqueDecls; ++i) |
12756 | Decls.push_back(Record.readDeclAs<ValueDecl>()); |
12757 | C->setUniqueDecls(Decls); |
12758 | |
12759 | SmallVector<unsigned, 16> ListsPerDecl; |
12760 | ListsPerDecl.reserve(UniqueDecls); |
12761 | for (unsigned i = 0; i < UniqueDecls; ++i) |
12762 | ListsPerDecl.push_back(Record.readInt()); |
12763 | C->setDeclNumLists(ListsPerDecl); |
12764 | |
12765 | SmallVector<unsigned, 32> ListSizes; |
12766 | ListSizes.reserve(TotalLists); |
12767 | for (unsigned i = 0; i < TotalLists; ++i) |
12768 | ListSizes.push_back(Record.readInt()); |
12769 | C->setComponentListSizes(ListSizes); |
12770 | |
12771 | SmallVector<OMPClauseMappableExprCommon::MappableComponent, 32> Components; |
12772 | Components.reserve(TotalComponents); |
12773 | for (unsigned i = 0; i < TotalComponents; ++i) { |
12774 | Expr *AssociatedExprPr = Record.readSubExpr(); |
12775 | bool IsNonContiguous = Record.readBool(); |
12776 | auto *AssociatedDecl = Record.readDeclAs<ValueDecl>(); |
12777 | Components.emplace_back(AssociatedExprPr, AssociatedDecl, IsNonContiguous); |
12778 | } |
12779 | C->setComponents(Components, ListSizes); |
12780 | } |
12781 | |
12782 | void OMPClauseReader::VisitOMPUseDevicePtrClause(OMPUseDevicePtrClause *C) { |
12783 | C->setLParenLoc(Record.readSourceLocation()); |
12784 | auto NumVars = C->varlist_size(); |
12785 | auto UniqueDecls = C->getUniqueDeclarationsNum(); |
12786 | auto TotalLists = C->getTotalComponentListNum(); |
12787 | auto TotalComponents = C->getTotalComponentsNum(); |
12788 | |
12789 | SmallVector<Expr *, 16> Vars; |
12790 | Vars.reserve(NumVars); |
12791 | for (unsigned i = 0; i != NumVars; ++i) |
12792 | Vars.push_back(Record.readSubExpr()); |
12793 | C->setVarRefs(Vars); |
12794 | Vars.clear(); |
12795 | for (unsigned i = 0; i != NumVars; ++i) |
12796 | Vars.push_back(Record.readSubExpr()); |
12797 | C->setPrivateCopies(Vars); |
12798 | Vars.clear(); |
12799 | for (unsigned i = 0; i != NumVars; ++i) |
12800 | Vars.push_back(Record.readSubExpr()); |
12801 | C->setInits(Vars); |
12802 | |
12803 | SmallVector<ValueDecl *, 16> Decls; |
12804 | Decls.reserve(UniqueDecls); |
12805 | for (unsigned i = 0; i < UniqueDecls; ++i) |
12806 | Decls.push_back(Record.readDeclAs<ValueDecl>()); |
12807 | C->setUniqueDecls(Decls); |
12808 | |
12809 | SmallVector<unsigned, 16> ListsPerDecl; |
12810 | ListsPerDecl.reserve(UniqueDecls); |
12811 | for (unsigned i = 0; i < UniqueDecls; ++i) |
12812 | ListsPerDecl.push_back(Record.readInt()); |
12813 | C->setDeclNumLists(ListsPerDecl); |
12814 | |
12815 | SmallVector<unsigned, 32> ListSizes; |
12816 | ListSizes.reserve(TotalLists); |
12817 | for (unsigned i = 0; i < TotalLists; ++i) |
12818 | ListSizes.push_back(Record.readInt()); |
12819 | C->setComponentListSizes(ListSizes); |
12820 | |
12821 | SmallVector<OMPClauseMappableExprCommon::MappableComponent, 32> Components; |
12822 | Components.reserve(TotalComponents); |
12823 | for (unsigned i = 0; i < TotalComponents; ++i) { |
12824 | auto *AssociatedExprPr = Record.readSubExpr(); |
12825 | auto *AssociatedDecl = Record.readDeclAs<ValueDecl>(); |
12826 | Components.emplace_back(AssociatedExprPr, AssociatedDecl, |
12827 | false); |
12828 | } |
12829 | C->setComponents(Components, ListSizes); |
12830 | } |
12831 | |
12832 | void OMPClauseReader::VisitOMPUseDeviceAddrClause(OMPUseDeviceAddrClause *C) { |
12833 | C->setLParenLoc(Record.readSourceLocation()); |
12834 | auto NumVars = C->varlist_size(); |
12835 | auto UniqueDecls = C->getUniqueDeclarationsNum(); |
12836 | auto TotalLists = C->getTotalComponentListNum(); |
12837 | auto TotalComponents = C->getTotalComponentsNum(); |
12838 | |
12839 | SmallVector<Expr *, 16> Vars; |
12840 | Vars.reserve(NumVars); |
12841 | for (unsigned i = 0; i != NumVars; ++i) |
12842 | Vars.push_back(Record.readSubExpr()); |
12843 | C->setVarRefs(Vars); |
12844 | |
12845 | SmallVector<ValueDecl *, 16> Decls; |
12846 | Decls.reserve(UniqueDecls); |
12847 | for (unsigned i = 0; i < UniqueDecls; ++i) |
12848 | Decls.push_back(Record.readDeclAs<ValueDecl>()); |
12849 | C->setUniqueDecls(Decls); |
12850 | |
12851 | SmallVector<unsigned, 16> ListsPerDecl; |
12852 | ListsPerDecl.reserve(UniqueDecls); |
12853 | for (unsigned i = 0; i < UniqueDecls; ++i) |
12854 | ListsPerDecl.push_back(Record.readInt()); |
12855 | C->setDeclNumLists(ListsPerDecl); |
12856 | |
12857 | SmallVector<unsigned, 32> ListSizes; |
12858 | ListSizes.reserve(TotalLists); |
12859 | for (unsigned i = 0; i < TotalLists; ++i) |
12860 | ListSizes.push_back(Record.readInt()); |
12861 | C->setComponentListSizes(ListSizes); |
12862 | |
12863 | SmallVector<OMPClauseMappableExprCommon::MappableComponent, 32> Components; |
12864 | Components.reserve(TotalComponents); |
12865 | for (unsigned i = 0; i < TotalComponents; ++i) { |
12866 | Expr *AssociatedExpr = Record.readSubExpr(); |
12867 | auto *AssociatedDecl = Record.readDeclAs<ValueDecl>(); |
12868 | Components.emplace_back(AssociatedExpr, AssociatedDecl, |
12869 | false); |
12870 | } |
12871 | C->setComponents(Components, ListSizes); |
12872 | } |
12873 | |
12874 | void OMPClauseReader::VisitOMPIsDevicePtrClause(OMPIsDevicePtrClause *C) { |
12875 | C->setLParenLoc(Record.readSourceLocation()); |
12876 | auto NumVars = C->varlist_size(); |
12877 | auto UniqueDecls = C->getUniqueDeclarationsNum(); |
12878 | auto TotalLists = C->getTotalComponentListNum(); |
12879 | auto TotalComponents = C->getTotalComponentsNum(); |
12880 | |
12881 | SmallVector<Expr *, 16> Vars; |
12882 | Vars.reserve(NumVars); |
12883 | for (unsigned i = 0; i != NumVars; ++i) |
12884 | Vars.push_back(Record.readSubExpr()); |
12885 | C->setVarRefs(Vars); |
12886 | Vars.clear(); |
12887 | |
12888 | SmallVector<ValueDecl *, 16> Decls; |
12889 | Decls.reserve(UniqueDecls); |
12890 | for (unsigned i = 0; i < UniqueDecls; ++i) |
12891 | Decls.push_back(Record.readDeclAs<ValueDecl>()); |
12892 | C->setUniqueDecls(Decls); |
12893 | |
12894 | SmallVector<unsigned, 16> ListsPerDecl; |
12895 | ListsPerDecl.reserve(UniqueDecls); |
12896 | for (unsigned i = 0; i < UniqueDecls; ++i) |
12897 | ListsPerDecl.push_back(Record.readInt()); |
12898 | C->setDeclNumLists(ListsPerDecl); |
12899 | |
12900 | SmallVector<unsigned, 32> ListSizes; |
12901 | ListSizes.reserve(TotalLists); |
12902 | for (unsigned i = 0; i < TotalLists; ++i) |
12903 | ListSizes.push_back(Record.readInt()); |
12904 | C->setComponentListSizes(ListSizes); |
12905 | |
12906 | SmallVector<OMPClauseMappableExprCommon::MappableComponent, 32> Components; |
12907 | Components.reserve(TotalComponents); |
12908 | for (unsigned i = 0; i < TotalComponents; ++i) { |
12909 | Expr *AssociatedExpr = Record.readSubExpr(); |
12910 | auto *AssociatedDecl = Record.readDeclAs<ValueDecl>(); |
12911 | Components.emplace_back(AssociatedExpr, AssociatedDecl, |
12912 | false); |
12913 | } |
12914 | C->setComponents(Components, ListSizes); |
12915 | } |
12916 | |
12917 | void OMPClauseReader::VisitOMPNontemporalClause(OMPNontemporalClause *C) { |
12918 | C->setLParenLoc(Record.readSourceLocation()); |
12919 | unsigned NumVars = C->varlist_size(); |
12920 | SmallVector<Expr *, 16> Vars; |
12921 | Vars.reserve(NumVars); |
12922 | for (unsigned i = 0; i != NumVars; ++i) |
12923 | Vars.push_back(Record.readSubExpr()); |
12924 | C->setVarRefs(Vars); |
12925 | Vars.clear(); |
12926 | Vars.reserve(NumVars); |
12927 | for (unsigned i = 0; i != NumVars; ++i) |
12928 | Vars.push_back(Record.readSubExpr()); |
12929 | C->setPrivateRefs(Vars); |
12930 | } |
12931 | |
12932 | void OMPClauseReader::VisitOMPInclusiveClause(OMPInclusiveClause *C) { |
12933 | C->setLParenLoc(Record.readSourceLocation()); |
12934 | unsigned NumVars = C->varlist_size(); |
12935 | SmallVector<Expr *, 16> Vars; |
12936 | Vars.reserve(NumVars); |
12937 | for (unsigned i = 0; i != NumVars; ++i) |
12938 | Vars.push_back(Record.readSubExpr()); |
12939 | C->setVarRefs(Vars); |
12940 | } |
12941 | |
12942 | void OMPClauseReader::VisitOMPExclusiveClause(OMPExclusiveClause *C) { |
12943 | C->setLParenLoc(Record.readSourceLocation()); |
12944 | unsigned NumVars = C->varlist_size(); |
12945 | SmallVector<Expr *, 16> Vars; |
12946 | Vars.reserve(NumVars); |
12947 | for (unsigned i = 0; i != NumVars; ++i) |
12948 | Vars.push_back(Record.readSubExpr()); |
12949 | C->setVarRefs(Vars); |
12950 | } |
12951 | |
12952 | void OMPClauseReader::VisitOMPUsesAllocatorsClause(OMPUsesAllocatorsClause *C) { |
12953 | C->setLParenLoc(Record.readSourceLocation()); |
12954 | unsigned NumOfAllocators = C->getNumberOfAllocators(); |
12955 | SmallVector<OMPUsesAllocatorsClause::Data, 4> Data; |
12956 | Data.reserve(NumOfAllocators); |
12957 | for (unsigned I = 0; I != NumOfAllocators; ++I) { |
12958 | OMPUsesAllocatorsClause::Data &D = Data.emplace_back(); |
12959 | D.Allocator = Record.readSubExpr(); |
12960 | D.AllocatorTraits = Record.readSubExpr(); |
12961 | D.LParenLoc = Record.readSourceLocation(); |
12962 | D.RParenLoc = Record.readSourceLocation(); |
12963 | } |
12964 | C->setAllocatorsData(Data); |
12965 | } |
12966 | |
12967 | void OMPClauseReader::VisitOMPAffinityClause(OMPAffinityClause *C) { |
12968 | C->setLParenLoc(Record.readSourceLocation()); |
12969 | C->setModifier(Record.readSubExpr()); |
12970 | C->setColonLoc(Record.readSourceLocation()); |
12971 | unsigned NumOfLocators = C->varlist_size(); |
12972 | SmallVector<Expr *, 4> Locators; |
12973 | Locators.reserve(NumOfLocators); |
12974 | for (unsigned I = 0; I != NumOfLocators; ++I) |
12975 | Locators.push_back(Record.readSubExpr()); |
12976 | C->setVarRefs(Locators); |
12977 | } |
12978 | |
12979 | void OMPClauseReader::VisitOMPOrderClause(OMPOrderClause *C) { |
12980 | C->setKind(Record.readEnum<OpenMPOrderClauseKind>()); |
12981 | C->setLParenLoc(Record.readSourceLocation()); |
12982 | C->setKindKwLoc(Record.readSourceLocation()); |
12983 | } |
12984 | |
12985 | void OMPClauseReader::VisitOMPFilterClause(OMPFilterClause *C) { |
12986 | VisitOMPClauseWithPreInit(C); |
12987 | C->setThreadID(Record.readSubExpr()); |
12988 | C->setLParenLoc(Record.readSourceLocation()); |
12989 | } |
12990 | |
12991 | OMPTraitInfo *ASTRecordReader::readOMPTraitInfo() { |
12992 | OMPTraitInfo &TI = getContext().getNewOMPTraitInfo(); |
12993 | TI.Sets.resize(readUInt32()); |
12994 | for (auto &Set : TI.Sets) { |
12995 | Set.Kind = readEnum<llvm::omp::TraitSet>(); |
12996 | Set.Selectors.resize(readUInt32()); |
12997 | for (auto &Selector : Set.Selectors) { |
12998 | Selector.Kind = readEnum<llvm::omp::TraitSelector>(); |
12999 | Selector.ScoreOrCondition = nullptr; |
13000 | if (readBool()) |
13001 | Selector.ScoreOrCondition = readExprRef(); |
13002 | Selector.Properties.resize(readUInt32()); |
13003 | for (auto &Property : Selector.Properties) |
13004 | Property.Kind = readEnum<llvm::omp::TraitProperty>(); |
13005 | } |
13006 | } |
13007 | return &TI; |
13008 | } |
13009 | |
13010 | void ASTRecordReader::readOMPChildren(OMPChildren *Data) { |
13011 | if (!Data) |
13012 | return; |
13013 | if (Reader->ReadingKind == ASTReader::Read_Stmt) { |
13014 | |
13015 | skipInts(3); |
13016 | } |
13017 | SmallVector<OMPClause *, 4> Clauses(Data->getNumClauses()); |
13018 | for (unsigned I = 0, E = Data->getNumClauses(); I < E; ++I) |
13019 | Clauses[I] = readOMPClause(); |
13020 | Data->setClauses(Clauses); |
13021 | if (Data->hasAssociatedStmt()) |
13022 | Data->setAssociatedStmt(readStmt()); |
13023 | for (unsigned I = 0, E = Data->getNumChildren(); I < E; ++I) |
13024 | Data->getChildren()[I] = readStmt(); |
13025 | } |
1 | |
2 | |
3 | |
4 | |
5 | |
6 | |
7 | |
8 | |
9 | |
10 | |
11 | |
12 | |
13 | |
14 | |
15 | |
16 | |
17 | #ifndef LLVM_CLANG_AST_TYPE_H |
18 | #define LLVM_CLANG_AST_TYPE_H |
19 | |
20 | #include "clang/AST/DependenceFlags.h" |
21 | #include "clang/AST/NestedNameSpecifier.h" |
22 | #include "clang/AST/TemplateName.h" |
23 | #include "clang/Basic/AddressSpaces.h" |
24 | #include "clang/Basic/AttrKinds.h" |
25 | #include "clang/Basic/Diagnostic.h" |
26 | #include "clang/Basic/ExceptionSpecificationType.h" |
27 | #include "clang/Basic/LLVM.h" |
28 | #include "clang/Basic/Linkage.h" |
29 | #include "clang/Basic/PartialDiagnostic.h" |
30 | #include "clang/Basic/SourceLocation.h" |
31 | #include "clang/Basic/Specifiers.h" |
32 | #include "clang/Basic/Visibility.h" |
33 | #include "llvm/ADT/APInt.h" |
34 | #include "llvm/ADT/APSInt.h" |
35 | #include "llvm/ADT/ArrayRef.h" |
36 | #include "llvm/ADT/FoldingSet.h" |
37 | #include "llvm/ADT/None.h" |
38 | #include "llvm/ADT/Optional.h" |
39 | #include "llvm/ADT/PointerIntPair.h" |
40 | #include "llvm/ADT/PointerUnion.h" |
41 | #include "llvm/ADT/StringRef.h" |
42 | #include "llvm/ADT/Twine.h" |
43 | #include "llvm/ADT/iterator_range.h" |
44 | #include "llvm/Support/Casting.h" |
45 | #include "llvm/Support/Compiler.h" |
46 | #include "llvm/Support/ErrorHandling.h" |
47 | #include "llvm/Support/PointerLikeTypeTraits.h" |
48 | #include "llvm/Support/TrailingObjects.h" |
49 | #include "llvm/Support/type_traits.h" |
50 | #include <cassert> |
51 | #include <cstddef> |
52 | #include <cstdint> |
53 | #include <cstring> |
54 | #include <string> |
55 | #include <type_traits> |
56 | #include <utility> |
57 | |
58 | namespace clang { |
59 | |
60 | class ExtQuals; |
61 | class QualType; |
62 | class ConceptDecl; |
63 | class TagDecl; |
64 | class TemplateParameterList; |
65 | class Type; |
66 | |
67 | enum { |
68 | TypeAlignmentInBits = 4, |
69 | TypeAlignment = 1 << TypeAlignmentInBits |
70 | }; |
71 | |
72 | namespace serialization { |
73 | template <class T> class AbstractTypeReader; |
74 | template <class T> class AbstractTypeWriter; |
75 | } |
76 | |
77 | } |
78 | |
79 | namespace llvm { |
80 | |
81 | template <typename T> |
82 | struct PointerLikeTypeTraits; |
83 | template<> |
84 | struct PointerLikeTypeTraits< ::clang::Type*> { |
85 | static inline void *getAsVoidPointer(::clang::Type *P) { return P; } |
86 | |
87 | static inline ::clang::Type *getFromVoidPointer(void *P) { |
88 | return static_cast< ::clang::Type*>(P); |
89 | } |
90 | |
91 | static constexpr int NumLowBitsAvailable = clang::TypeAlignmentInBits; |
92 | }; |
93 | |
94 | template<> |
95 | struct PointerLikeTypeTraits< ::clang::ExtQuals*> { |
96 | static inline void *getAsVoidPointer(::clang::ExtQuals *P) { return P; } |
97 | |
98 | static inline ::clang::ExtQuals *getFromVoidPointer(void *P) { |
99 | return static_cast< ::clang::ExtQuals*>(P); |
100 | } |
101 | |
102 | static constexpr int NumLowBitsAvailable = clang::TypeAlignmentInBits; |
103 | }; |
104 | |
105 | } |
106 | |
107 | namespace clang { |
108 | |
109 | class ASTContext; |
110 | template <typename> class CanQual; |
111 | class CXXRecordDecl; |
112 | class DeclContext; |
113 | class EnumDecl; |
114 | class Expr; |
115 | class ExtQualsTypeCommonBase; |
116 | class FunctionDecl; |
117 | class IdentifierInfo; |
118 | class NamedDecl; |
119 | class ObjCInterfaceDecl; |
120 | class ObjCProtocolDecl; |
121 | class ObjCTypeParamDecl; |
122 | struct PrintingPolicy; |
123 | class RecordDecl; |
124 | class Stmt; |
125 | class TagDecl; |
126 | class TemplateArgument; |
127 | class TemplateArgumentListInfo; |
128 | class TemplateArgumentLoc; |
129 | class TemplateTypeParmDecl; |
130 | class TypedefNameDecl; |
131 | class UnresolvedUsingTypenameDecl; |
132 | |
133 | using CanQualType = CanQual<Type>; |
134 | |
135 | |
136 | #define TYPE(Class, Base) class Class##Type; |
137 | #include "clang/AST/TypeNodes.inc" |
138 | |
139 | |
140 | |
141 | |
142 | |
143 | |
144 | |
145 | class Qualifiers { |
146 | public: |
147 | enum TQ { |
148 | Const = 0x1, |
149 | Restrict = 0x2, |
150 | Volatile = 0x4, |
151 | CVRMask = Const | Volatile | Restrict |
152 | }; |
153 | |
154 | enum GC { |
155 | GCNone = 0, |
156 | Weak, |
157 | Strong |
158 | }; |
159 | |
160 | enum ObjCLifetime { |
161 | |
162 | OCL_None, |
163 | |
164 | |
165 | |
166 | OCL_ExplicitNone, |
167 | |
168 | |
169 | |
170 | |
171 | |
172 | |
173 | OCL_Strong, |
174 | |
175 | |
176 | OCL_Weak, |
177 | |
178 | |
179 | OCL_Autoreleasing |
180 | }; |
181 | |
182 | enum { |
183 | |
184 | |
185 | MaxAddressSpace = 0x7fffffu, |
186 | |
187 | |
188 | FastWidth = 3, |
189 | |
190 | |
191 | FastMask = (1 << FastWidth) - 1 |
192 | }; |
193 | |
194 | |
195 | |
196 | static Qualifiers removeCommonQualifiers(Qualifiers &L, Qualifiers &R) { |
197 | |
198 | if (!(L.Mask & ~CVRMask) && !(R.Mask & ~CVRMask)) { |
199 | Qualifiers Q; |
200 | Q.Mask = L.Mask & R.Mask; |
201 | L.Mask &= ~Q.Mask; |
202 | R.Mask &= ~Q.Mask; |
203 | return Q; |
204 | } |
205 | |
206 | Qualifiers Q; |
207 | unsigned CommonCRV = L.getCVRQualifiers() & R.getCVRQualifiers(); |
208 | Q.addCVRQualifiers(CommonCRV); |
209 | L.removeCVRQualifiers(CommonCRV); |
210 | R.removeCVRQualifiers(CommonCRV); |
211 | |
212 | if (L.getObjCGCAttr() == R.getObjCGCAttr()) { |
213 | Q.setObjCGCAttr(L.getObjCGCAttr()); |
214 | L.removeObjCGCAttr(); |
215 | R.removeObjCGCAttr(); |
216 | } |
217 | |
218 | if (L.getObjCLifetime() == R.getObjCLifetime()) { |
219 | Q.setObjCLifetime(L.getObjCLifetime()); |
220 | L.removeObjCLifetime(); |
221 | R.removeObjCLifetime(); |
222 | } |
223 | |
224 | if (L.getAddressSpace() == R.getAddressSpace()) { |
225 | Q.setAddressSpace(L.getAddressSpace()); |
226 | L.removeAddressSpace(); |
227 | R.removeAddressSpace(); |
228 | } |
229 | return Q; |
230 | } |
231 | |
232 | static Qualifiers fromFastMask(unsigned Mask) { |
233 | Qualifiers Qs; |
234 | Qs.addFastQualifiers(Mask); |
235 | return Qs; |
236 | } |
237 | |
238 | static Qualifiers fromCVRMask(unsigned CVR) { |
239 | Qualifiers Qs; |
240 | Qs.addCVRQualifiers(CVR); |
241 | return Qs; |
242 | } |
243 | |
244 | static Qualifiers fromCVRUMask(unsigned CVRU) { |
245 | Qualifiers Qs; |
246 | Qs.addCVRUQualifiers(CVRU); |
247 | return Qs; |
248 | } |
249 | |
250 | |
251 | static Qualifiers fromOpaqueValue(unsigned opaque) { |
252 | Qualifiers Qs; |
253 | Qs.Mask = opaque; |
254 | return Qs; |
255 | } |
256 | |
257 | |
258 | unsigned getAsOpaqueValue() const { |
259 | return Mask; |
260 | } |
261 | |
262 | bool hasConst() const { return Mask & Const; } |
263 | bool hasOnlyConst() const { return Mask == Const; } |
264 | void removeConst() { Mask &= ~Const; } |
265 | void addConst() { Mask |= Const; } |
266 | |
267 | bool hasVolatile() const { return Mask & Volatile; } |
268 | bool hasOnlyVolatile() const { return Mask == Volatile; } |
269 | void removeVolatile() { Mask &= ~Volatile; } |
270 | void addVolatile() { Mask |= Volatile; } |
271 | |
272 | bool hasRestrict() const { return Mask & Restrict; } |
273 | bool hasOnlyRestrict() const { return Mask == Restrict; } |
274 | void removeRestrict() { Mask &= ~Restrict; } |
275 | void addRestrict() { Mask |= Restrict; } |
276 | |
277 | bool hasCVRQualifiers() const { return getCVRQualifiers(); } |
278 | unsigned getCVRQualifiers() const { return Mask & CVRMask; } |
279 | unsigned getCVRUQualifiers() const { return Mask & (CVRMask | UMask); } |
280 | |
281 | void setCVRQualifiers(unsigned mask) { |
282 | assert(!(mask & ~CVRMask) && "bitmask contains non-CVR bits"); |
283 | Mask = (Mask & ~CVRMask) | mask; |
284 | } |
285 | void removeCVRQualifiers(unsigned mask) { |
286 | assert(!(mask & ~CVRMask) && "bitmask contains non-CVR bits"); |
287 | Mask &= ~mask; |
288 | } |
289 | void removeCVRQualifiers() { |
290 | removeCVRQualifiers(CVRMask); |
291 | } |
292 | void addCVRQualifiers(unsigned mask) { |
293 | assert(!(mask & ~CVRMask) && "bitmask contains non-CVR bits"); |
294 | Mask |= mask; |
295 | } |
296 | void addCVRUQualifiers(unsigned mask) { |
297 | assert(!(mask & ~CVRMask & ~UMask) && "bitmask contains non-CVRU bits"); |
298 | Mask |= mask; |
299 | } |
300 | |
301 | bool hasUnaligned() const { return Mask & UMask; } |
302 | void setUnaligned(bool flag) { |
303 | Mask = (Mask & ~UMask) | (flag ? UMask : 0); |
304 | } |
305 | void removeUnaligned() { Mask &= ~UMask; } |
306 | void addUnaligned() { Mask |= UMask; } |
307 | |
308 | bool hasObjCGCAttr() const { return Mask & GCAttrMask; } |
309 | GC getObjCGCAttr() const { return GC((Mask & GCAttrMask) >> GCAttrShift); } |
310 | void setObjCGCAttr(GC type) { |
311 | Mask = (Mask & ~GCAttrMask) | (type << GCAttrShift); |
312 | } |
313 | void removeObjCGCAttr() { setObjCGCAttr(GCNone); } |
314 | void addObjCGCAttr(GC type) { |
315 | assert(type); |
316 | setObjCGCAttr(type); |
317 | } |
318 | Qualifiers withoutObjCGCAttr() const { |
319 | Qualifiers qs = *this; |
320 | qs.removeObjCGCAttr(); |
321 | return qs; |
322 | } |
323 | Qualifiers withoutObjCLifetime() const { |
324 | Qualifiers qs = *this; |
325 | qs.removeObjCLifetime(); |
326 | return qs; |
327 | } |
328 | Qualifiers withoutAddressSpace() const { |
329 | Qualifiers qs = *this; |
330 | qs.removeAddressSpace(); |
331 | return qs; |
332 | } |
333 | |
334 | bool hasObjCLifetime() const { return Mask & LifetimeMask; } |
335 | ObjCLifetime getObjCLifetime() const { |
336 | return ObjCLifetime((Mask & LifetimeMask) >> LifetimeShift); |
337 | } |
338 | void setObjCLifetime(ObjCLifetime type) { |
339 | Mask = (Mask & ~LifetimeMask) | (type << LifetimeShift); |
340 | } |
341 | void removeObjCLifetime() { setObjCLifetime(OCL_None); } |
342 | void addObjCLifetime(ObjCLifetime type) { |
343 | assert(type); |
344 | assert(!hasObjCLifetime()); |
345 | Mask |= (type << LifetimeShift); |
346 | } |
347 | |
348 | |
349 | bool hasNonTrivialObjCLifetime() const { |
350 | ObjCLifetime lifetime = getObjCLifetime(); |
351 | return (lifetime > OCL_ExplicitNone); |
352 | } |
353 | |
354 | |
355 | bool hasStrongOrWeakObjCLifetime() const { |
356 | ObjCLifetime lifetime = getObjCLifetime(); |
357 | return (lifetime == OCL_Strong || lifetime == OCL_Weak); |
358 | } |
359 | |
360 | bool hasAddressSpace() const { return Mask & AddressSpaceMask; } |
361 | LangAS getAddressSpace() const { |
362 | return static_cast<LangAS>(Mask >> AddressSpaceShift); |
363 | } |
364 | bool hasTargetSpecificAddressSpace() const { |
365 | return isTargetAddressSpace(getAddressSpace()); |
366 | } |
367 | |
368 | unsigned getAddressSpaceAttributePrintValue() const { |
369 | auto Addr = getAddressSpace(); |
370 | |
371 | |
372 | |
373 | assert(Addr == LangAS::Default || hasTargetSpecificAddressSpace()); |
374 | if (Addr != LangAS::Default) |
375 | return toTargetAddressSpace(Addr); |
376 | |
377 | |
378 | |
379 | return 0; |
380 | } |
381 | void setAddressSpace(LangAS space) { |
382 | assert((unsigned)space <= MaxAddressSpace); |
383 | Mask = (Mask & ~AddressSpaceMask) |
384 | | (((uint32_t) space) << AddressSpaceShift); |
385 | } |
386 | void removeAddressSpace() { setAddressSpace(LangAS::Default); } |
387 | void addAddressSpace(LangAS space) { |
388 | assert(space != LangAS::Default); |
389 | setAddressSpace(space); |
390 | } |
391 | |
392 | |
393 | |
394 | bool hasFastQualifiers() const { return getFastQualifiers(); } |
395 | unsigned getFastQualifiers() const { return Mask & FastMask; } |
396 | void setFastQualifiers(unsigned mask) { |
397 | assert(!(mask & ~FastMask) && "bitmask contains non-fast qualifier bits"); |
398 | Mask = (Mask & ~FastMask) | mask; |
399 | } |
400 | void removeFastQualifiers(unsigned mask) { |
401 | assert(!(mask & ~FastMask) && "bitmask contains non-fast qualifier bits"); |
402 | Mask &= ~mask; |
403 | } |
404 | void removeFastQualifiers() { |
405 | removeFastQualifiers(FastMask); |
406 | } |
407 | void addFastQualifiers(unsigned mask) { |
408 | assert(!(mask & ~FastMask) && "bitmask contains non-fast qualifier bits"); |
409 | Mask |= mask; |
410 | } |
411 | |
412 | |
413 | |
414 | bool hasNonFastQualifiers() const { return Mask & ~FastMask; } |
415 | Qualifiers getNonFastQualifiers() const { |
416 | Qualifiers Quals = *this; |
417 | Quals.setFastQualifiers(0); |
418 | return Quals; |
419 | } |
420 | |
421 | |
422 | bool hasQualifiers() const { return Mask; } |
423 | bool empty() const { return !Mask; } |
424 | |
425 | |
426 | void addQualifiers(Qualifiers Q) { |
427 | |
428 | |
429 | if (!(Q.Mask & ~CVRMask)) |
430 | Mask |= Q.Mask; |
431 | else { |
432 | Mask |= (Q.Mask & CVRMask); |
433 | if (Q.hasAddressSpace()) |
434 | addAddressSpace(Q.getAddressSpace()); |
435 | if (Q.hasObjCGCAttr()) |
436 | addObjCGCAttr(Q.getObjCGCAttr()); |
437 | if (Q.hasObjCLifetime()) |
438 | addObjCLifetime(Q.getObjCLifetime()); |
439 | } |
440 | } |
441 | |
442 | |
443 | void removeQualifiers(Qualifiers Q) { |
444 | |
445 | |
446 | if (!(Q.Mask & ~CVRMask)) |
447 | Mask &= ~Q.Mask; |
448 | else { |
449 | Mask &= ~(Q.Mask & CVRMask); |
450 | if (getObjCGCAttr() == Q.getObjCGCAttr()) |
451 | removeObjCGCAttr(); |
452 | if (getObjCLifetime() == Q.getObjCLifetime()) |
453 | removeObjCLifetime(); |
454 | if (getAddressSpace() == Q.getAddressSpace()) |
455 | removeAddressSpace(); |
456 | } |
457 | } |
458 | |
459 | |
460 | |
461 | void addConsistentQualifiers(Qualifiers qs) { |
462 | assert(getAddressSpace() == qs.getAddressSpace() || |
463 | !hasAddressSpace() || !qs.hasAddressSpace()); |
464 | assert(getObjCGCAttr() == qs.getObjCGCAttr() || |
465 | !hasObjCGCAttr() || !qs.hasObjCGCAttr()); |
466 | assert(getObjCLifetime() == qs.getObjCLifetime() || |
467 | !hasObjCLifetime() || !qs.hasObjCLifetime()); |
468 | Mask |= qs.Mask; |
469 | } |
470 | |
471 | |
472 | |
473 | |
474 | |
475 | |
476 | |
477 | |
478 | static bool isAddressSpaceSupersetOf(LangAS A, LangAS B) { |
479 | |
480 | return A == B || |
481 | |
482 | |
483 | (A == LangAS::opencl_generic && B != LangAS::opencl_constant) || |
484 | |
485 | |
486 | |
487 | (A == LangAS::opencl_global && (B == LangAS::opencl_global_device || |
488 | B == LangAS::opencl_global_host)) || |
489 | (A == LangAS::sycl_global && (B == LangAS::sycl_global_device || |
490 | B == LangAS::sycl_global_host)) || |
491 | |
492 | ((isPtrSizeAddressSpace(A) || A == LangAS::Default) && |
493 | (isPtrSizeAddressSpace(B) || B == LangAS::Default)) || |
494 | |
495 | (A == LangAS::Default && |
496 | (B == LangAS::sycl_private || B == LangAS::sycl_local || |
497 | B == LangAS::sycl_global || B == LangAS::sycl_global_device || |
498 | B == LangAS::sycl_global_host)); |
499 | } |
500 | |
501 | |
502 | |
503 | bool isAddressSpaceSupersetOf(Qualifiers other) const { |
504 | return isAddressSpaceSupersetOf(getAddressSpace(), other.getAddressSpace()); |
505 | } |
506 | |
507 | |
508 | |
509 | |
510 | bool compatiblyIncludes(Qualifiers other) const { |
511 | return isAddressSpaceSupersetOf(other) && |
512 | |
513 | |
514 | (getObjCGCAttr() == other.getObjCGCAttr() || !hasObjCGCAttr() || |
515 | !other.hasObjCGCAttr()) && |
516 | |
517 | getObjCLifetime() == other.getObjCLifetime() && |
518 | |
519 | (((Mask & CVRMask) | (other.Mask & CVRMask)) == (Mask & CVRMask)) && |
520 | |
521 | (!other.hasUnaligned() || hasUnaligned()); |
522 | } |
523 | |
524 | |
525 | |
526 | |
527 | |
528 | |
529 | |
530 | |
531 | bool compatiblyIncludesObjCLifetime(Qualifiers other) const { |
532 | if (getObjCLifetime() == other.getObjCLifetime()) |
533 | return true; |
534 | |
535 | if (getObjCLifetime() == OCL_Weak || other.getObjCLifetime() == OCL_Weak) |
536 | return false; |
537 | |
538 | if (getObjCLifetime() == OCL_None || other.getObjCLifetime() == OCL_None) |
539 | return true; |
540 | |
541 | return hasConst(); |
542 | } |
543 | |
544 | |
545 | |
546 | bool isStrictSupersetOf(Qualifiers Other) const; |
547 | |
548 | bool operator==(Qualifiers Other) const { return Mask == Other.Mask; } |
549 | bool operator!=(Qualifiers Other) const { return Mask != Other.Mask; } |
550 | |
551 | explicit operator bool() const { return hasQualifiers(); } |
552 | |
553 | Qualifiers &operator+=(Qualifiers R) { |
554 | addQualifiers(R); |
555 | return *this; |
556 | } |
557 | |
558 | |
559 | |
560 | friend Qualifiers operator+(Qualifiers L, Qualifiers R) { |
561 | L += R; |
562 | return L; |
563 | } |
564 | |
565 | Qualifiers &operator-=(Qualifiers R) { |
566 | removeQualifiers(R); |
567 | return *this; |
568 | } |
569 | |
570 | |
571 | friend Qualifiers operator-(Qualifiers L, Qualifiers R) { |
572 | L -= R; |
573 | return L; |
574 | } |
575 | |
576 | std::string getAsString() const; |
577 | std::string getAsString(const PrintingPolicy &Policy) const; |
578 | |
579 | static std::string getAddrSpaceAsString(LangAS AS); |
580 | |
581 | bool isEmptyWhenPrinted(const PrintingPolicy &Policy) const; |
582 | void print(raw_ostream &OS, const PrintingPolicy &Policy, |
583 | bool appendSpaceIfNonEmpty = false) const; |
584 | |
585 | void Profile(llvm::FoldingSetNodeID &ID) const { |
586 | ID.AddInteger(Mask); |
587 | } |
588 | |
589 | private: |
590 | |
591 | |
592 | uint32_t Mask = 0; |
593 | |
594 | static const uint32_t UMask = 0x8; |
595 | static const uint32_t UShift = 3; |
596 | static const uint32_t GCAttrMask = 0x30; |
597 | static const uint32_t GCAttrShift = 4; |
598 | static const uint32_t LifetimeMask = 0x1C0; |
599 | static const uint32_t LifetimeShift = 6; |
600 | static const uint32_t AddressSpaceMask = |
601 | ~(CVRMask | UMask | GCAttrMask | LifetimeMask); |
602 | static const uint32_t AddressSpaceShift = 9; |
603 | }; |
604 | |
605 | |
606 | |
607 | struct SplitQualType { |
608 | |
609 | const Type *Ty = nullptr; |
610 | |
611 | |
612 | Qualifiers Quals; |
613 | |
614 | SplitQualType() = default; |
615 | SplitQualType(const Type *ty, Qualifiers qs) : Ty(ty), Quals(qs) {} |
616 | |
617 | SplitQualType getSingleStepDesugaredType() const; |
618 | |
619 | |
620 | std::pair<const Type *,Qualifiers> asPair() const { |
621 | return std::pair<const Type *, Qualifiers>(Ty, Quals); |
622 | } |
623 | |
624 | friend bool operator==(SplitQualType a, SplitQualType b) { |
625 | return a.Ty == b.Ty && a.Quals == b.Quals; |
626 | } |
627 | friend bool operator!=(SplitQualType a, SplitQualType b) { |
628 | return a.Ty != b.Ty || a.Quals != b.Quals; |
629 | } |
630 | }; |
631 | |
632 | |
633 | |
634 | |
635 | |
636 | |
637 | enum class ObjCSubstitutionContext { |
638 | |
639 | Ordinary, |
640 | |
641 | |
642 | Result, |
643 | |
644 | |
645 | Parameter, |
646 | |
647 | |
648 | Property, |
649 | |
650 | |
651 | Superclass, |
652 | }; |
653 | |
654 | |
655 | |
656 | |
657 | |
658 | |
659 | |
660 | |
661 | |
662 | |
663 | |
664 | |
665 | |
666 | |
667 | |
668 | class QualType { |
669 | friend class QualifierCollector; |
670 | |
671 | |
672 | llvm::PointerIntPair<llvm::PointerUnion<const Type *, const ExtQuals *>, |
673 | Qualifiers::FastWidth> Value; |
674 | |
675 | const ExtQuals *getExtQualsUnsafe() const { |
676 | return Value.getPointer().get<const ExtQuals*>(); |
677 | } |
678 | |
679 | const Type *getTypePtrUnsafe() const { |
680 | return Value.getPointer().get<const Type*>(); |
681 | } |
682 | |
683 | const ExtQualsTypeCommonBase *getCommonPtr() const { |
684 | assert(!isNull() && "Cannot retrieve a NULL type pointer"); |
685 | auto CommonPtrVal = reinterpret_cast<uintptr_t>(Value.getOpaqueValue()); |
686 | CommonPtrVal &= ~(uintptr_t)((1 << TypeAlignmentInBits) - 1); |
687 | return reinterpret_cast<ExtQualsTypeCommonBase*>(CommonPtrVal); |
688 | } |
689 | |
690 | public: |
691 | QualType() = default; |
692 | QualType(const Type *Ptr, unsigned Quals) : Value(Ptr, Quals) {} |
693 | QualType(const ExtQuals *Ptr, unsigned Quals) : Value(Ptr, Quals) {} |
694 | |
695 | unsigned getLocalFastQualifiers() const { return Value.getInt(); } |
696 | void setLocalFastQualifiers(unsigned Quals) { Value.setInt(Quals); } |
697 | |
698 | |
699 | |
700 | |
701 | |
702 | const Type *getTypePtr() const; |
703 | |
704 | const Type *getTypePtrOrNull() const; |
705 | |
706 | |
707 | const IdentifierInfo *getBaseTypeIdentifier() const; |
708 | |
709 | |
710 | |
711 | SplitQualType split() const; |
712 | |
713 | void *getAsOpaquePtr() const { return Value.getOpaqueValue(); } |
714 | |
715 | static QualType getFromOpaquePtr(const void *Ptr) { |
716 | QualType T; |
717 | T.Value.setFromOpaqueValue(const_cast<void*>(Ptr)); |
718 | return T; |
719 | } |
720 | |
721 | const Type &operator*() const { |
722 | return *getTypePtr(); |
723 | } |
724 | |
725 | const Type *operator->() const { |
726 | return getTypePtr(); |
727 | } |
728 | |
729 | bool isCanonical() const; |
730 | bool isCanonicalAsParam() const; |
731 | |
732 | |
733 | bool isNull() const { |
734 | return Value.getPointer().isNull(); |
| 30 | | Calling 'PointerUnion::isNull' | |
|
| 33 | | Returning from 'PointerUnion::isNull' | |
|
| 34 | | Returning zero, which participates in a condition later | |
|
735 | } |
736 | |
737 | |
738 | |
739 | |
740 | bool isLocalConstQualified() const { |
741 | return (getLocalFastQualifiers() & Qualifiers::Const); |
742 | } |
743 | |
744 | |
745 | bool isConstQualified() const; |
746 | |
747 | |
748 | |
749 | |
750 | bool isLocalRestrictQualified() const { |
751 | return (getLocalFastQualifiers() & Qualifiers::Restrict); |
752 | } |
753 | |
754 | |
755 | bool isRestrictQualified() const; |
756 | |
757 | |
758 | |
759 | |
760 | bool isLocalVolatileQualified() const { |
761 | return (getLocalFastQualifiers() & Qualifiers::Volatile); |
762 | } |
763 | |
764 | |
765 | bool isVolatileQualified() const; |
766 | |
767 | |
768 | |
769 | |
770 | bool hasLocalQualifiers() const { |
771 | return getLocalFastQualifiers() || hasLocalNonFastQualifiers(); |
772 | } |
773 | |
774 | |
775 | bool hasQualifiers() const; |
776 | |
777 | |
778 | |
779 | |
780 | bool hasLocalNonFastQualifiers() const { |
781 | return Value.getPointer().is<const ExtQuals*>(); |
782 | } |
783 | |
784 | |
785 | |
786 | |
787 | Qualifiers getLocalQualifiers() const; |
788 | |
789 | |
790 | Qualifiers getQualifiers() const; |
791 | |
792 | |
793 | |
794 | |
795 | unsigned getLocalCVRQualifiers() const { |
796 | return getLocalFastQualifiers(); |
797 | } |
798 | |
799 | |
800 | |
801 | unsigned getCVRQualifiers() const; |
802 | |
803 | bool isConstant(const ASTContext& Ctx) const { |
804 | return QualType::isConstant(*this, Ctx); |
805 | } |
806 | |
807 | |
808 | bool isPODType(const ASTContext &Context) const; |
809 | |
810 | |
811 | |
812 | bool isCXX98PODType(const ASTContext &Context) const; |
813 | |
814 | |
815 | |
816 | |
817 | |
818 | bool isCXX11PODType(const ASTContext &Context) const; |
819 | |
820 | |
821 | bool isTrivialType(const ASTContext &Context) const; |
822 | |
823 | |
824 | bool isTriviallyCopyableType(const ASTContext &Context) const; |
825 | |
826 | |
827 | |
828 | bool mayBeDynamicClass() const; |
829 | |
830 | |
831 | bool mayBeNotDynamicClass() const; |
832 | |
833 | |
834 | |
835 | |
836 | |
837 | void addConst() { |
838 | addFastQualifiers(Qualifiers::Const); |
839 | } |
840 | QualType withConst() const { |
841 | return withFastQualifiers(Qualifiers::Const); |
842 | } |
843 | |
844 | |
845 | void addVolatile() { |
846 | addFastQualifiers(Qualifiers::Volatile); |
847 | } |
848 | QualType withVolatile() const { |
849 | return withFastQualifiers(Qualifiers::Volatile); |
850 | } |
851 | |
852 | |
853 | void addRestrict() { |
854 | addFastQualifiers(Qualifiers::Restrict); |
855 | } |
856 | QualType withRestrict() const { |
857 | return withFastQualifiers(Qualifiers::Restrict); |
858 | } |
859 | |
860 | QualType withCVRQualifiers(unsigned CVR) const { |
861 | return withFastQualifiers(CVR); |
862 | } |
863 | |
864 | void addFastQualifiers(unsigned TQs) { |
865 | assert(!(TQs & ~Qualifiers::FastMask) |
866 | && "non-fast qualifier bits set in mask!"); |
867 | Value.setInt(Value.getInt() | TQs); |
868 | } |
869 | |
870 | void removeLocalConst(); |
871 | void removeLocalVolatile(); |
872 | void removeLocalRestrict(); |
873 | void removeLocalCVRQualifiers(unsigned Mask); |
874 | |
875 | void removeLocalFastQualifiers() { Value.setInt(0); } |
876 | void removeLocalFastQualifiers(unsigned Mask) { |
877 | assert(!(Mask & ~Qualifiers::FastMask) && "mask has non-fast qualifiers"); |
878 | Value.setInt(Value.getInt() & ~Mask); |
879 | } |
880 | |
881 | |
882 | |
883 | QualType withFastQualifiers(unsigned TQs) const { |
884 | QualType T = *this; |
885 | T.addFastQualifiers(TQs); |
886 | return T; |
887 | } |
888 | |
889 | |
890 | |
891 | QualType withExactLocalFastQualifiers(unsigned TQs) const { |
892 | return withoutLocalFastQualifiers().withFastQualifiers(TQs); |
893 | } |
894 | |
895 | |
896 | QualType withoutLocalFastQualifiers() const { |
897 | QualType T = *this; |
898 | T.removeLocalFastQualifiers(); |
899 | return T; |
900 | } |
901 | |
902 | QualType getCanonicalType() const; |
903 | |
904 | |
905 | |
906 | |
907 | QualType getLocalUnqualifiedType() const { return QualType(getTypePtr(), 0); } |
908 | |
909 | |
910 | |
911 | |
912 | |
913 | |
914 | |
915 | |
916 | |
917 | |
918 | |
919 | |
920 | |
921 | |
922 | |
923 | |
924 | |
925 | |
926 | |
927 | inline QualType getUnqualifiedType() const; |
928 | |
929 | |
930 | |
931 | |
932 | |
933 | |
934 | |
935 | |
936 | |
937 | |
938 | inline SplitQualType getSplitUnqualifiedType() const; |
939 | |
940 | |
941 | |
942 | bool isMoreQualifiedThan(QualType Other) const; |
943 | |
944 | |
945 | |
946 | bool isAtLeastAsQualifiedAs(QualType Other) const; |
947 | |
948 | QualType getNonReferenceType() const; |
949 | |
950 | |
951 | |
952 | |
953 | |
954 | |
955 | |
956 | |
957 | |
958 | QualType getNonLValueExprType(const ASTContext &Context) const; |
959 | |
960 | |
961 | |
962 | |
963 | |
964 | QualType getNonPackExpansionType() const; |
965 | |
966 | |
967 | |
968 | |
969 | |
970 | |
971 | |
972 | |
973 | |
974 | QualType getDesugaredType(const ASTContext &Context) const { |
975 | return getDesugaredType(*this, Context); |
976 | } |
977 | |
978 | SplitQualType getSplitDesugaredType() const { |
979 | return getSplitDesugaredType(*this); |
980 | } |
981 | |
982 | |
983 | |
984 | |
985 | |
986 | |
987 | QualType getSingleStepDesugaredType(const ASTContext &Context) const { |
988 | return getSingleStepDesugaredTypeImpl(*this, Context); |
989 | } |
990 | |
991 | |
992 | |
993 | QualType IgnoreParens() const { |
994 | if (isa<ParenType>(*this)) |
995 | return QualType::IgnoreParens(*this); |
996 | return *this; |
997 | } |
998 | |
999 | |
1000 | friend bool operator==(const QualType &LHS, const QualType &RHS) { |
1001 | return LHS.Value == RHS.Value; |
1002 | } |
1003 | friend bool operator!=(const QualType &LHS, const QualType &RHS) { |
1004 | return LHS.Value != RHS.Value; |
1005 | } |
1006 | friend bool operator<(const QualType &LHS, const QualType &RHS) { |
1007 | return LHS.Value < RHS.Value; |
1008 | } |
1009 | |
1010 | static std::string getAsString(SplitQualType split, |
1011 | const PrintingPolicy &Policy) { |
1012 | return getAsString(split.Ty, split.Quals, Policy); |
1013 | } |
1014 | static std::string getAsString(const Type *ty, Qualifiers qs, |
1015 | const PrintingPolicy &Policy); |
1016 | |
1017 | std::string getAsString() const; |
1018 | std::string getAsString(const PrintingPolicy &Policy) const; |
1019 | |
1020 | void print(raw_ostream &OS, const PrintingPolicy &Policy, |
1021 | const Twine &PlaceHolder = Twine(), |
1022 | unsigned Indentation = 0) const; |
1023 | |
1024 | static void print(SplitQualType split, raw_ostream &OS, |
1025 | const PrintingPolicy &policy, const Twine &PlaceHolder, |
1026 | unsigned Indentation = 0) { |
1027 | return print(split.Ty, split.Quals, OS, policy, PlaceHolder, Indentation); |
1028 | } |
1029 | |
1030 | static void print(const Type *ty, Qualifiers qs, |
1031 | raw_ostream &OS, const PrintingPolicy &policy, |
1032 | const Twine &PlaceHolder, |
1033 | unsigned Indentation = 0); |
1034 | |
1035 | void getAsStringInternal(std::string &Str, |
1036 | const PrintingPolicy &Policy) const; |
1037 | |
1038 | static void getAsStringInternal(SplitQualType split, std::string &out, |
1039 | const PrintingPolicy &policy) { |
1040 | return getAsStringInternal(split.Ty, split.Quals, out, policy); |
1041 | } |
1042 | |
1043 | static void getAsStringInternal(const Type *ty, Qualifiers qs, |
1044 | std::string &out, |
1045 | const PrintingPolicy &policy); |
1046 | |
1047 | class StreamedQualTypeHelper { |
1048 | const QualType &T; |
1049 | const PrintingPolicy &Policy; |
1050 | const Twine &PlaceHolder; |
1051 | unsigned Indentation; |
1052 | |
1053 | public: |
1054 | StreamedQualTypeHelper(const QualType &T, const PrintingPolicy &Policy, |
1055 | const Twine &PlaceHolder, unsigned Indentation) |
1056 | : T(T), Policy(Policy), PlaceHolder(PlaceHolder), |
1057 | Indentation(Indentation) {} |
1058 | |
1059 | friend raw_ostream &operator<<(raw_ostream &OS, |
1060 | const StreamedQualTypeHelper &SQT) { |
1061 | SQT.T.print(OS, SQT.Policy, SQT.PlaceHolder, SQT.Indentation); |
1062 | return OS; |
1063 | } |
1064 | }; |
1065 | |
1066 | StreamedQualTypeHelper stream(const PrintingPolicy &Policy, |
1067 | const Twine &PlaceHolder = Twine(), |
1068 | unsigned Indentation = 0) const { |
1069 | return StreamedQualTypeHelper(*this, Policy, PlaceHolder, Indentation); |
1070 | } |
1071 | |
1072 | void dump(const char *s) const; |
1073 | void dump() const; |
1074 | void dump(llvm::raw_ostream &OS, const ASTContext &Context) const; |
1075 | |
1076 | void Profile(llvm::FoldingSetNodeID &ID) const { |
1077 | ID.AddPointer(getAsOpaquePtr()); |
1078 | } |
1079 | |
1080 | |
1081 | inline bool hasAddressSpace() const; |
1082 | |
1083 | |
1084 | inline LangAS getAddressSpace() const; |
1085 | |
1086 | |
1087 | |
1088 | |
1089 | |
1090 | |
1091 | |
1092 | |
1093 | |
1094 | bool isAddressSpaceOverlapping(QualType T) const { |
1095 | Qualifiers Q = getQualifiers(); |
1096 | Qualifiers TQ = T.getQualifiers(); |
1097 | |
1098 | return Q.isAddressSpaceSupersetOf(TQ) || TQ.isAddressSpaceSupersetOf(Q); |
1099 | } |
1100 | |
1101 | |
1102 | inline Qualifiers::GC getObjCGCAttr() const; |
1103 | |
1104 | |
1105 | bool isObjCGCWeak() const { |
1106 | return getObjCGCAttr() == Qualifiers::Weak; |
1107 | } |
1108 | |
1109 | |
1110 | bool isObjCGCStrong() const { |
1111 | return getObjCGCAttr() == Qualifiers::Strong; |
1112 | } |
1113 | |
1114 | |
1115 | Qualifiers::ObjCLifetime getObjCLifetime() const { |
1116 | return getQualifiers().getObjCLifetime(); |
1117 | } |
1118 | |
1119 | bool hasNonTrivialObjCLifetime() const { |
1120 | return getQualifiers().hasNonTrivialObjCLifetime(); |
1121 | } |
1122 | |
1123 | bool hasStrongOrWeakObjCLifetime() const { |
1124 | return getQualifiers().hasStrongOrWeakObjCLifetime(); |
1125 | } |
1126 | |
1127 | |
1128 | bool isNonWeakInMRRWithObjCWeak(const ASTContext &Context) const; |
1129 | |
1130 | enum PrimitiveDefaultInitializeKind { |
1131 | |
1132 | |
1133 | |
1134 | PDIK_Trivial, |
1135 | |
1136 | |
1137 | |
1138 | PDIK_ARCStrong, |
1139 | |
1140 | |
1141 | |
1142 | PDIK_ARCWeak, |
1143 | |
1144 | |
1145 | PDIK_Struct |
1146 | }; |
1147 | |
1148 | |
1149 | |
1150 | |
1151 | |
1152 | |
1153 | PrimitiveDefaultInitializeKind |
1154 | isNonTrivialToPrimitiveDefaultInitialize() const; |
1155 | |
1156 | enum PrimitiveCopyKind { |
1157 | |
1158 | |
1159 | |
1160 | PCK_Trivial, |
1161 | |
1162 | |
1163 | |
1164 | |
1165 | PCK_VolatileTrivial, |
1166 | |
1167 | |
1168 | |
1169 | PCK_ARCStrong, |
1170 | |
1171 | |
1172 | |
1173 | PCK_ARCWeak, |
1174 | |
1175 | |
1176 | |
1177 | |
1178 | |
1179 | |
1180 | |
1181 | PCK_Struct |
1182 | }; |
1183 | |
1184 | |
1185 | |
1186 | |
1187 | PrimitiveCopyKind isNonTrivialToPrimitiveCopy() const; |
1188 | |
1189 | |
1190 | |
1191 | |
1192 | |
1193 | |
1194 | |
1195 | PrimitiveCopyKind isNonTrivialToPrimitiveDestructiveMove() const; |
1196 | |
1197 | enum DestructionKind { |
1198 | DK_none, |
1199 | DK_cxx_destructor, |
1200 | DK_objc_strong_lifetime, |
1201 | DK_objc_weak_lifetime, |
1202 | DK_nontrivial_c_struct |
1203 | }; |
1204 | |
1205 | |
1206 | |
1207 | |
1208 | |
1209 | DestructionKind isDestructedType() const { |
1210 | return isDestructedTypeImpl(*this); |
1211 | } |
1212 | |
1213 | |
1214 | |
1215 | |
1216 | |
1217 | bool hasNonTrivialToPrimitiveDefaultInitializeCUnion() const; |
1218 | |
1219 | |
1220 | |
1221 | |
1222 | bool hasNonTrivialToPrimitiveDestructCUnion() const; |
1223 | |
1224 | |
1225 | |
1226 | |
1227 | bool hasNonTrivialToPrimitiveCopyCUnion() const; |
1228 | |
1229 | |
1230 | |
1231 | |
1232 | |
1233 | |
1234 | |
1235 | |
1236 | |
1237 | |
1238 | |
1239 | bool isCForbiddenLValueType() const; |
1240 | |
1241 | |
1242 | |
1243 | |
1244 | |
1245 | |
1246 | |
1247 | |
1248 | |
1249 | |
1250 | |
1251 | |
1252 | |
1253 | |
1254 | |
1255 | QualType substObjCTypeArgs(ASTContext &ctx, |
1256 | ArrayRef<QualType> typeArgs, |
1257 | ObjCSubstitutionContext context) const; |
1258 | |
1259 | |
1260 | |
1261 | |
1262 | |
1263 | |
1264 | |
1265 | |
1266 | |
1267 | |
1268 | |
1269 | |
1270 | |
1271 | |
1272 | |
1273 | |
1274 | |
1275 | |
1276 | |
1277 | |
1278 | |
1279 | QualType substObjCMemberType(QualType objectType, |
1280 | const DeclContext *dc, |
1281 | ObjCSubstitutionContext context) const; |
1282 | |
1283 | |
1284 | QualType stripObjCKindOfType(const ASTContext &ctx) const; |
1285 | |
1286 | |
1287 | QualType getAtomicUnqualifiedType() const; |
1288 | |
1289 | private: |
1290 | |
1291 | |
1292 | |
1293 | static bool isConstant(QualType T, const ASTContext& Ctx); |
1294 | static QualType getDesugaredType(QualType T, const ASTContext &Context); |
1295 | static SplitQualType getSplitDesugaredType(QualType T); |
1296 | static SplitQualType getSplitUnqualifiedTypeImpl(QualType type); |
1297 | static QualType getSingleStepDesugaredTypeImpl(QualType type, |
1298 | const ASTContext &C); |
1299 | static QualType IgnoreParens(QualType T); |
1300 | static DestructionKind isDestructedTypeImpl(QualType type); |
1301 | |
1302 | |
1303 | static bool hasNonTrivialToPrimitiveDefaultInitializeCUnion(const RecordDecl *RD); |
1304 | static bool hasNonTrivialToPrimitiveDestructCUnion(const RecordDecl *RD); |
1305 | static bool hasNonTrivialToPrimitiveCopyCUnion(const RecordDecl *RD); |
1306 | }; |
1307 | |
1308 | } |
1309 | |
1310 | namespace llvm { |
1311 | |
1312 | |
1313 | |
1314 | template<> struct simplify_type< ::clang::QualType> { |
1315 | using SimpleType = const ::clang::Type *; |
1316 | |
1317 | static SimpleType getSimplifiedValue(::clang::QualType Val) { |
1318 | return Val.getTypePtr(); |
1319 | } |
1320 | }; |
1321 | |
1322 | |
1323 | template<> |
1324 | struct PointerLikeTypeTraits<clang::QualType> { |
1325 | static inline void *getAsVoidPointer(clang::QualType P) { |
1326 | return P.getAsOpaquePtr(); |
1327 | } |
1328 | |
1329 | static inline clang::QualType getFromVoidPointer(void *P) { |
1330 | return clang::QualType::getFromOpaquePtr(P); |
1331 | } |
1332 | |
1333 | |
1334 | static constexpr int NumLowBitsAvailable = 0; |
1335 | }; |
1336 | |
1337 | } |
1338 | |
1339 | namespace clang { |
1340 | |
1341 | |
1342 | |
1343 | |
1344 | class ExtQualsTypeCommonBase { |
1345 | friend class ExtQuals; |
1346 | friend class QualType; |
1347 | friend class Type; |
1348 | |
1349 | |
1350 | |
1351 | |
1352 | |
1353 | |
1354 | const Type *const BaseType; |
1355 | |
1356 | |
1357 | QualType CanonicalType; |
1358 | |
1359 | ExtQualsTypeCommonBase(const Type *baseType, QualType canon) |
1360 | : BaseType(baseType), CanonicalType(canon) {} |
1361 | }; |
1362 | |
1363 | |
1364 | |
1365 | |
1366 | |
1367 | |
1368 | |
1369 | |
1370 | |
1371 | |
1372 | |
1373 | class ExtQuals : public ExtQualsTypeCommonBase, public llvm::FoldingSetNode { |
1374 | |
1375 | |
1376 | |
1377 | |
1378 | |
1379 | |
1380 | |
1381 | |
1382 | |
1383 | |
1384 | |
1385 | |
1386 | |
1387 | |
1388 | |
1389 | Qualifiers Quals; |
1390 | |
1391 | ExtQuals *this_() { return this; } |
1392 | |
1393 | public: |
1394 | ExtQuals(const Type *baseType, QualType canon, Qualifiers quals) |
1395 | : ExtQualsTypeCommonBase(baseType, |
1396 | canon.isNull() ? QualType(this_(), 0) : canon), |
1397 | Quals(quals) { |
1398 | assert(Quals.hasNonFastQualifiers() |
1399 | && "ExtQuals created with no fast qualifiers"); |
1400 | assert(!Quals.hasFastQualifiers() |
1401 | && "ExtQuals created with fast qualifiers"); |
1402 | } |
1403 | |
1404 | Qualifiers getQualifiers() const { return Quals; } |
1405 | |
1406 | bool hasObjCGCAttr() const { return Quals.hasObjCGCAttr(); } |
1407 | Qualifiers::GC getObjCGCAttr() const { return Quals.getObjCGCAttr(); } |
1408 | |
1409 | bool hasObjCLifetime() const { return Quals.hasObjCLifetime(); } |
1410 | Qualifiers::ObjCLifetime getObjCLifetime() const { |
1411 | return Quals.getObjCLifetime(); |
1412 | } |
1413 | |
1414 | bool hasAddressSpace() const { return Quals.hasAddressSpace(); } |
1415 | LangAS getAddressSpace() const { return Quals.getAddressSpace(); } |
1416 | |
1417 | const Type *getBaseType() const { return BaseType; } |
1418 | |
1419 | public: |
1420 | void Profile(llvm::FoldingSetNodeID &ID) const { |
1421 | Profile(ID, getBaseType(), Quals); |
1422 | } |
1423 | |
1424 | static void Profile(llvm::FoldingSetNodeID &ID, |
1425 | const Type *BaseType, |
1426 | Qualifiers Quals) { |
1427 | assert(!Quals.hasFastQualifiers() && "fast qualifiers in ExtQuals hash!"); |
1428 | ID.AddPointer(BaseType); |
1429 | Quals.Profile(ID); |
1430 | } |
1431 | }; |
1432 | |
1433 | |
1434 | |
1435 | |
1436 | enum RefQualifierKind { |
1437 | |
1438 | RQ_None = 0, |
1439 | |
1440 | |
1441 | RQ_LValue, |
1442 | |
1443 | |
1444 | RQ_RValue |
1445 | }; |
1446 | |
1447 | |
1448 | enum class AutoTypeKeyword { |
1449 | |
1450 | Auto, |
1451 | |
1452 | |
1453 | DecltypeAuto, |
1454 | |
1455 | |
1456 | GNUAutoType |
1457 | }; |
1458 | |
1459 | |
1460 | |
1461 | |
1462 | |
1463 | |
1464 | |
1465 | |
1466 | |
1467 | |
1468 | |
1469 | |
1470 | |
1471 | |
1472 | |
1473 | |
1474 | |
1475 | |
1476 | |
1477 | |
1478 | |
1479 | |
1480 | |
1481 | |
1482 | |
1483 | |
1484 | |
1485 | class alignas(8) Type : public ExtQualsTypeCommonBase { |
1486 | public: |
1487 | enum TypeClass { |
1488 | #define TYPE(Class, Base) Class, |
1489 | #define LAST_TYPE(Class) TypeLast = Class |
1490 | #define ABSTRACT_TYPE(Class, Base) |
1491 | #include "clang/AST/TypeNodes.inc" |
1492 | }; |
1493 | |
1494 | private: |
1495 | |
1496 | class TypeBitfields { |
1497 | friend class Type; |
1498 | template <class T> friend class TypePropertyCache; |
1499 | |
1500 | |
1501 | unsigned TC : 8; |
1502 | |
1503 | |
1504 | unsigned Dependence : llvm::BitWidth<TypeDependence>; |
1505 | |
1506 | |
1507 | |
1508 | mutable unsigned CacheValid : 1; |
1509 | |
1510 | |
1511 | mutable unsigned CachedLinkage : 3; |
1512 | |
1513 | |
1514 | mutable unsigned CachedLocalOrUnnamed : 1; |
1515 | |
1516 | |
1517 | mutable unsigned FromAST : 1; |
1518 | |
1519 | bool isCacheValid() const { |
1520 | return CacheValid; |
1521 | } |
1522 | |
1523 | Linkage getLinkage() const { |
1524 | assert(isCacheValid() && "getting linkage from invalid cache"); |
1525 | return static_cast<Linkage>(CachedLinkage); |
1526 | } |
1527 | |
1528 | bool hasLocalOrUnnamedType() const { |
1529 | assert(isCacheValid() && "getting linkage from invalid cache"); |
1530 | return CachedLocalOrUnnamed; |
1531 | } |
1532 | }; |
1533 | enum { NumTypeBits = 8 + llvm::BitWidth<TypeDependence> + 6 }; |
1534 | |
1535 | protected: |
1536 | |
1537 | |
1538 | |
1539 | class ArrayTypeBitfields { |
1540 | friend class ArrayType; |
1541 | |
1542 | unsigned : NumTypeBits; |
1543 | |
1544 | |
1545 | |
1546 | unsigned IndexTypeQuals : 3; |
1547 | |
1548 | |
1549 | |
1550 | |
1551 | unsigned SizeModifier : 3; |
1552 | }; |
1553 | |
1554 | class ConstantArrayTypeBitfields { |
1555 | friend class ConstantArrayType; |
1556 | |
1557 | unsigned : NumTypeBits + 3 + 3; |
1558 | |
1559 | |
1560 | unsigned HasStoredSizeExpr : 1; |
1561 | }; |
1562 | |
1563 | class BuiltinTypeBitfields { |
1564 | friend class BuiltinType; |
1565 | |
1566 | unsigned : NumTypeBits; |
1567 | |
1568 | |
1569 | unsigned Kind : 8; |
1570 | }; |
1571 | |
1572 | |
1573 | |
1574 | |
1575 | class FunctionTypeBitfields { |
1576 | friend class FunctionProtoType; |
1577 | friend class FunctionType; |
1578 | |
1579 | unsigned : NumTypeBits; |
1580 | |
1581 | |
1582 | |
1583 | unsigned ExtInfo : 13; |
1584 | |
1585 | |
1586 | |
1587 | |
1588 | unsigned RefQualifier : 2; |
1589 | |
1590 | |
1591 | |
1592 | |
1593 | |
1594 | |
1595 | |
1596 | unsigned FastTypeQuals : Qualifiers::FastWidth; |
1597 | |
1598 | unsigned HasExtQuals : 1; |
1599 | |
1600 | |
1601 | |
1602 | |
1603 | |
1604 | unsigned NumParams : 16; |
1605 | |
1606 | |
1607 | unsigned ExceptionSpecType : 4; |
1608 | |
1609 | |
1610 | unsigned HasExtParameterInfos : 1; |
1611 | |
1612 | |
1613 | unsigned Variadic : 1; |
1614 | |
1615 | |
1616 | unsigned HasTrailingReturn : 1; |
1617 | }; |
1618 | |
1619 | class ObjCObjectTypeBitfields { |
1620 | friend class ObjCObjectType; |
1621 | |
1622 | unsigned : NumTypeBits; |
1623 | |
1624 | |
1625 | unsigned NumTypeArgs : 7; |
1626 | |
1627 | |
1628 | unsigned NumProtocols : 6; |
1629 | |
1630 | |
1631 | unsigned IsKindOf : 1; |
1632 | }; |
1633 | |
1634 | class ReferenceTypeBitfields { |
1635 | friend class ReferenceType; |
1636 | |
1637 | unsigned : NumTypeBits; |
1638 | |
1639 | |
1640 | |
1641 | |
1642 | |
1643 | |
1644 | |
1645 | |
1646 | |
1647 | |
1648 | |
1649 | |
1650 | unsigned SpelledAsLValue : 1; |
1651 | |
1652 | |
1653 | |
1654 | unsigned InnerRef : 1; |
1655 | }; |
1656 | |
1657 | class TypeWithKeywordBitfields { |
1658 | friend class TypeWithKeyword; |
1659 | |
1660 | unsigned : NumTypeBits; |
1661 | |
1662 | |
1663 | unsigned Keyword : 8; |
1664 | }; |
1665 | |
1666 | enum { NumTypeWithKeywordBits = 8 }; |
1667 | |
1668 | class ElaboratedTypeBitfields { |
1669 | friend class ElaboratedType; |
1670 | |
1671 | unsigned : NumTypeBits; |
1672 | unsigned : NumTypeWithKeywordBits; |
1673 | |
1674 | |
1675 | unsigned HasOwnedTagDecl : 1; |
1676 | }; |
1677 | |
1678 | class VectorTypeBitfields { |
1679 | friend class VectorType; |
1680 | friend class DependentVectorType; |
1681 | |
1682 | unsigned : NumTypeBits; |
1683 | |
1684 | |
1685 | |
1686 | unsigned VecKind : 3; |
1687 | |
1688 | uint32_t NumElements; |
1689 | }; |
1690 | |
1691 | class AttributedTypeBitfields { |
1692 | friend class AttributedType; |
1693 | |
1694 | unsigned : NumTypeBits; |
1695 | |
1696 | |
1697 | unsigned AttrKind : 32 - NumTypeBits; |
1698 | }; |
1699 | |
1700 | class AutoTypeBitfields { |
1701 | friend class AutoType; |
1702 | |
1703 | unsigned : NumTypeBits; |
1704 | |
1705 | |
1706 | |
1707 | unsigned Keyword : 2; |
1708 | |
1709 | |
1710 | |
1711 | |
1712 | |
1713 | |
1714 | |
1715 | |
1716 | unsigned NumArgs; |
1717 | }; |
1718 | |
1719 | class SubstTemplateTypeParmPackTypeBitfields { |
1720 | friend class SubstTemplateTypeParmPackType; |
1721 | |
1722 | unsigned : NumTypeBits; |
1723 | |
1724 | |
1725 | |
1726 | |
1727 | |
1728 | |
1729 | |
1730 | |
1731 | unsigned NumArgs; |
1732 | }; |
1733 | |
1734 | class TemplateSpecializationTypeBitfields { |
1735 | friend class TemplateSpecializationType; |
1736 | |
1737 | unsigned : NumTypeBits; |
1738 | |
1739 | |
1740 | unsigned TypeAlias : 1; |
1741 | |
1742 | |
1743 | |
1744 | |
1745 | |
1746 | |
1747 | |
1748 | |
1749 | unsigned NumArgs; |
1750 | }; |
1751 | |
1752 | class DependentTemplateSpecializationTypeBitfields { |
1753 | friend class DependentTemplateSpecializationType; |
1754 | |
1755 | unsigned : NumTypeBits; |
1756 | unsigned : NumTypeWithKeywordBits; |
1757 | |
1758 | |
1759 | |
1760 | |
1761 | |
1762 | |
1763 | |
1764 | |
1765 | unsigned NumArgs; |
1766 | }; |
1767 | |
1768 | class PackExpansionTypeBitfields { |
1769 | friend class PackExpansionType; |
1770 | |
1771 | unsigned : NumTypeBits; |
1772 | |
1773 | |
1774 | |
1775 | |
1776 | |
1777 | |
1778 | |
1779 | |
1780 | |
1781 | |
1782 | |
1783 | |
1784 | unsigned NumExpansions; |
1785 | }; |
1786 | |
1787 | union { |
1788 | TypeBitfields TypeBits; |
1789 | ArrayTypeBitfields ArrayTypeBits; |
1790 | ConstantArrayTypeBitfields ConstantArrayTypeBits; |
1791 | AttributedTypeBitfields AttributedTypeBits; |
1792 | AutoTypeBitfields AutoTypeBits; |
1793 | BuiltinTypeBitfields BuiltinTypeBits; |
1794 | FunctionTypeBitfields FunctionTypeBits; |
1795 | ObjCObjectTypeBitfields ObjCObjectTypeBits; |
1796 | ReferenceTypeBitfields ReferenceTypeBits; |
1797 | TypeWithKeywordBitfields TypeWithKeywordBits; |
1798 | ElaboratedTypeBitfields ElaboratedTypeBits; |
1799 | VectorTypeBitfields VectorTypeBits; |
1800 | SubstTemplateTypeParmPackTypeBitfields SubstTemplateTypeParmPackTypeBits; |
1801 | TemplateSpecializationTypeBitfields TemplateSpecializationTypeBits; |
1802 | DependentTemplateSpecializationTypeBitfields |
1803 | DependentTemplateSpecializationTypeBits; |
1804 | PackExpansionTypeBitfields PackExpansionTypeBits; |
1805 | }; |
1806 | |
1807 | private: |
1808 | template <class T> friend class TypePropertyCache; |
1809 | |
1810 | |
1811 | void setFromAST(bool V = true) const { |
1812 | TypeBits.FromAST = V; |
1813 | } |
1814 | |
1815 | protected: |
1816 | friend class ASTContext; |
1817 | |
1818 | Type(TypeClass tc, QualType canon, TypeDependence Dependence) |
1819 | : ExtQualsTypeCommonBase(this, |
1820 | canon.isNull() ? QualType(this_(), 0) : canon) { |
1821 | static_assert(sizeof(*this) <= 8 + sizeof(ExtQualsTypeCommonBase), |
1822 | "changing bitfields changed sizeof(Type)!"); |
1823 | static_assert(alignof(decltype(*this)) % sizeof(void *) == 0, |
1824 | "Insufficient alignment!"); |
1825 | TypeBits.TC = tc; |
1826 | TypeBits.Dependence = static_cast<unsigned>(Dependence); |
1827 | TypeBits.CacheValid = false; |
1828 | TypeBits.CachedLocalOrUnnamed = false; |
1829 | TypeBits.CachedLinkage = NoLinkage; |
1830 | TypeBits.FromAST = false; |
1831 | } |
1832 | |
1833 | |
1834 | Type *this_() { return this; } |
1835 | |
1836 | void setDependence(TypeDependence D) { |
1837 | TypeBits.Dependence = static_cast<unsigned>(D); |
1838 | } |
1839 | |
1840 | void addDependence(TypeDependence D) { setDependence(getDependence() | D); } |
1841 | |
1842 | public: |
1843 | friend class ASTReader; |
1844 | friend class ASTWriter; |
1845 | template <class T> friend class serialization::AbstractTypeReader; |
1846 | template <class T> friend class serialization::AbstractTypeWriter; |
1847 | |
1848 | Type(const Type &) = delete; |
1849 | Type(Type &&) = delete; |
1850 | Type &operator=(const Type &) = delete; |
1851 | Type &operator=(Type &&) = delete; |
1852 | |
1853 | TypeClass getTypeClass() const { return static_cast<TypeClass>(TypeBits.TC); } |
1854 | |
1855 | |
1856 | bool isFromAST() const { return TypeBits.FromAST; } |
1857 | |
1858 | |
1859 | |
1860 | |
1861 | |
1862 | |
1863 | |
1864 | |
1865 | |
1866 | |
1867 | |
1868 | |
1869 | |
1870 | |
1871 | |
1872 | |
1873 | bool containsUnexpandedParameterPack() const { |
1874 | return getDependence() & TypeDependence::UnexpandedPack; |
1875 | } |
1876 | |
1877 | |
1878 | |
1879 | bool isCanonicalUnqualified() const { |
1880 | return CanonicalType == QualType(this, 0); |
1881 | } |
1882 | |
1883 | |
1884 | |
1885 | |
1886 | QualType getLocallyUnqualifiedSingleStepDesugaredType() const; |
1887 | |
1888 | |
1889 | |
1890 | |
1891 | |
1892 | |
1893 | |
1894 | bool isSizelessType() const; |
1895 | bool isSizelessBuiltinType() const; |
1896 | |
1897 | |
1898 | |
1899 | |
1900 | bool isVLSTBuiltinType() const; |
1901 | |
1902 | |
1903 | |
1904 | |
1905 | QualType getSveEltType(const ASTContext &Ctx) const; |
1906 | |
1907 | |
1908 | |
1909 | |
1910 | |
1911 | |
1912 | |
1913 | |
1914 | |
1915 | |
1916 | |
1917 | |
1918 | bool isIncompleteType(NamedDecl **Def = nullptr) const; |
1919 | |
1920 | |
1921 | |
1922 | bool isIncompleteOrObjectType() const { |
1923 | return !isFunctionType(); |
1924 | } |
1925 | |
1926 | |
1927 | bool isObjectType() const { |
1928 | |
1929 | |
1930 | |
1931 | return !isReferenceType() && !isFunctionType() && !isVoidType(); |
1932 | } |
1933 | |
1934 | |
1935 | |
1936 | bool isLiteralType(const ASTContext &Ctx) const; |
1937 | |
1938 | |
1939 | bool isStructuralType() const; |
1940 | |
1941 | |
1942 | |
1943 | bool isStandardLayoutType() const; |
1944 | |
1945 | |
1946 | |
1947 | |
1948 | |
1949 | bool isBuiltinType() const; |
1950 | |
1951 | |
1952 | bool isSpecificBuiltinType(unsigned K) const; |
1953 | |
1954 | |
1955 | |
1956 | |
1957 | bool isPlaceholderType() const; |
1958 | const BuiltinType *getAsPlaceholderType() const; |
1959 | |
1960 | |
1961 | bool isSpecificPlaceholderType(unsigned K) const; |
1962 | |
1963 | |
1964 | |
1965 | bool isNonOverloadPlaceholderType() const; |
1966 | |
1967 | |
1968 | |
1969 | bool isIntegerType() const; |
1970 | bool isEnumeralType() const; |
1971 | |
1972 | |
1973 | bool isScopedEnumeralType() const; |
1974 | bool isBooleanType() const; |
1975 | bool isCharType() const; |
1976 | bool isWideCharType() const; |
1977 | bool isChar8Type() const; |
1978 | bool isChar16Type() const; |
1979 | bool isChar32Type() const; |
1980 | bool isAnyCharacterType() const; |
1981 | bool isIntegralType(const ASTContext &Ctx) const; |
1982 | |
1983 | |
1984 | bool isIntegralOrEnumerationType() const; |
1985 | |
1986 | |
1987 | bool isIntegralOrUnscopedEnumerationType() const; |
1988 | bool isUnscopedEnumerationType() const; |
1989 | |
1990 | |
1991 | bool isRealFloatingType() const; |
1992 | |
1993 | |
1994 | bool isComplexType() const; |
1995 | bool isAnyComplexType() const; |
1996 | bool isFloatingType() const; |
1997 | bool isHalfType() const; |
1998 | bool isFloat16Type() const; |
1999 | bool isBFloat16Type() const; |
2000 | bool isFloat128Type() const; |
2001 | bool isRealType() const; |
2002 | bool isArithmeticType() const; |
2003 | bool isVoidType() const; |
2004 | bool isScalarType() const; |
2005 | bool isAggregateType() const; |
2006 | bool isFundamentalType() const; |
2007 | bool isCompoundType() const; |
2008 | |
2009 | |
2010 | |
2011 | bool isFunctionType() const; |
2012 | bool isFunctionNoProtoType() const { return getAs<FunctionNoProtoType>(); } |
2013 | bool isFunctionProtoType() const { return getAs<FunctionProtoType>(); } |
2014 | bool isPointerType() const; |
2015 | bool isAnyPointerType() const; |
2016 | bool isBlockPointerType() const; |
2017 | bool isVoidPointerType() const; |
2018 | bool isReferenceType() const; |
2019 | bool isLValueReferenceType() const; |
2020 | bool isRValueReferenceType() const; |
2021 | bool isObjectPointerType() const; |
2022 | bool isFunctionPointerType() const; |
2023 | bool isFunctionReferenceType() const; |
2024 | bool isMemberPointerType() const; |
2025 | bool isMemberFunctionPointerType() const; |
2026 | bool isMemberDataPointerType() const; |
2027 | bool isArrayType() const; |
2028 | bool isConstantArrayType() const; |
2029 | bool isIncompleteArrayType() const; |
2030 | bool isVariableArrayType() const; |
2031 | bool isDependentSizedArrayType() const; |
2032 | bool isRecordType() const; |
2033 | bool isClassType() const; |
2034 | bool isStructureType() const; |
2035 | bool isObjCBoxableRecordType() const; |
2036 | bool isInterfaceType() const; |
2037 | bool isStructureOrClassType() const; |
2038 | bool isUnionType() const; |
2039 | bool isComplexIntegerType() const; |
2040 | bool isVectorType() const; |
2041 | bool isExtVectorType() const; |
2042 | bool isMatrixType() const; |
2043 | bool isConstantMatrixType() const; |
2044 | bool isDependentAddressSpaceType() const; |
2045 | bool isObjCObjectPointerType() const; |
2046 | bool isObjCRetainableType() const; |
2047 | bool isObjCLifetimeType() const; |
2048 | bool isObjCIndirectLifetimeType() const; |
2049 | bool isObjCNSObjectType() const; |
2050 | bool isObjCIndependentClassType() const; |
2051 | |
2052 | |
2053 | bool isObjCObjectType() const; |
2054 | bool isObjCQualifiedInterfaceType() const; |
2055 | bool isObjCQualifiedIdType() const; |
2056 | bool isObjCQualifiedClassType() const; |
2057 | bool isObjCObjectOrInterfaceType() const; |
2058 | bool isObjCIdType() const; |
2059 | bool isDecltypeType() const; |
2060 | |
2061 | |
2062 | |
2063 | |
2064 | |
2065 | |
2066 | bool isObjCInertUnsafeUnretainedType() const { |
2067 | return hasAttr(attr::ObjCInertUnsafeUnretained); |
2068 | } |
2069 | |
2070 | |
2071 | |
2072 | |
2073 | |
2074 | |
2075 | |
2076 | |
2077 | bool isObjCIdOrObjectKindOfType(const ASTContext &ctx, |
2078 | const ObjCObjectType *&bound) const; |
2079 | |
2080 | bool isObjCClassType() const; |
2081 | |
2082 | |
2083 | |
2084 | |
2085 | |
2086 | |
2087 | |
2088 | bool isObjCClassOrClassKindOfType() const; |
2089 | |
2090 | bool isBlockCompatibleObjCPointerType(ASTContext &ctx) const; |
2091 | bool isObjCSelType() const; |
2092 | bool isObjCBuiltinType() const; |
2093 | bool isObjCARCBridgableType() const; |
2094 | bool isCARCBridgableType() const; |
2095 | bool isTemplateTypeParmType() const; |
2096 | bool isNullPtrType() const; |
2097 | bool isNothrowT() const; |
2098 | bool isAlignValT() const; |
2099 | bool isStdByteType() const; |
2100 | bool isAtomicType() const; |
2101 | bool isUndeducedAutoType() const; |
2102 | |
2103 | bool isTypedefNameType() const; |
2104 | |
2105 | #define IMAGE_TYPE(ImgType, Id, SingletonId, Access, Suffix) \ |
2106 | bool is##Id##Type() const; |
2107 | #include "clang/Basic/OpenCLImageTypes.def" |
2108 | |
2109 | bool isImageType() const; |
2110 | |
2111 | bool isSamplerT() const; |
2112 | bool isEventT() const; |
2113 | bool isClkEventT() const; |
2114 | bool isQueueT() const; |
2115 | bool isReserveIDT() const; |
2116 | |
2117 | #define EXT_OPAQUE_TYPE(ExtType, Id, Ext) \ |
2118 | bool is##Id##Type() const; |
2119 | #include "clang/Basic/OpenCLExtensionTypes.def" |
2120 | |
2121 | bool isOCLIntelSubgroupAVCType() const; |
2122 | bool isOCLExtOpaqueType() const; |
2123 | |
2124 | bool isPipeType() const; |
2125 | bool isExtIntType() const; |
2126 | bool isOpenCLSpecificType() const; |
2127 | |
2128 | |
2129 | |
2130 | |
2131 | bool isObjCARCImplicitlyUnretainedType() const; |
2132 | |
2133 | |
2134 | bool isCUDADeviceBuiltinSurfaceType() const; |
2135 | |
2136 | bool isCUDADeviceBuiltinTextureType() const; |
2137 | |
2138 | |
2139 | Qualifiers::ObjCLifetime getObjCARCImplicitLifetime() const; |
2140 | |
2141 | enum ScalarTypeKind { |
2142 | STK_CPointer, |
2143 | STK_BlockPointer, |
2144 | STK_ObjCObjectPointer, |
2145 | STK_MemberPointer, |
2146 | STK_Bool, |
2147 | STK_Integral, |
2148 | STK_Floating, |
2149 | STK_IntegralComplex, |
2150 | STK_FloatingComplex, |
2151 | STK_FixedPoint |
2152 | }; |
2153 | |
2154 | |
2155 | ScalarTypeKind getScalarTypeKind() const; |
2156 | |
2157 | TypeDependence getDependence() const { |
2158 | return static_cast<TypeDependence>(TypeBits.Dependence); |
2159 | } |
2160 | |
2161 | |
2162 | bool containsErrors() const { |
2163 | return getDependence() & TypeDependence::Error; |
2164 | } |
2165 | |
2166 | |
2167 | |
2168 | bool isDependentType() const { |
2169 | return getDependence() & TypeDependence::Dependent; |
2170 | } |
2171 | |
2172 | |
2173 | |
2174 | |
2175 | |
2176 | bool isInstantiationDependentType() const { |
2177 | return getDependence() & TypeDependence::Instantiation; |
2178 | } |
2179 | |
2180 | |
2181 | |
2182 | |
2183 | bool isUndeducedType() const; |
2184 | |
2185 | |
2186 | bool isVariablyModifiedType() const { |
2187 | return getDependence() & TypeDependence::VariablyModified; |
2188 | } |
2189 | |
2190 | |
2191 | |
2192 | bool hasSizedVLAType() const; |
2193 | |
2194 | |
2195 | bool hasUnnamedOrLocalType() const; |
2196 | |
2197 | bool isOverloadableType() const; |
2198 | |
2199 | |
2200 | bool isElaboratedTypeSpecifier() const; |
2201 | |
2202 | bool canDecayToPointerType() const; |
2203 | |
2204 | |
2205 | |
2206 | |
2207 | bool hasPointerRepresentation() const; |
2208 | |
2209 | |
2210 | |
2211 | bool hasObjCPointerRepresentation() const; |
2212 | |
2213 | |
2214 | |
2215 | bool hasIntegerRepresentation() const; |
2216 | |
2217 | |
2218 | |
2219 | bool hasSignedIntegerRepresentation() const; |
2220 | |
2221 | |
2222 | |
2223 | bool hasUnsignedIntegerRepresentation() const; |
2224 | |
2225 | |
2226 | |
2227 | bool hasFloatingRepresentation() const; |
2228 | |
2229 | |
2230 | |
2231 | |
2232 | const RecordType *getAsStructureType() const; |
2233 | |
2234 | const RecordType *getAsUnionType() const; |
2235 | const ComplexType *getAsComplexIntegerType() const; |
2236 | const ObjCObjectType *getAsObjCInterfaceType() const; |
2237 | |
2238 | |
2239 | |
2240 | const ObjCObjectPointerType *getAsObjCInterfacePointerType() const; |
2241 | const ObjCObjectPointerType *getAsObjCQualifiedIdType() const; |
2242 | const ObjCObjectPointerType *getAsObjCQualifiedClassType() const; |
2243 | const ObjCObjectType *getAsObjCQualifiedInterfaceType() const; |
2244 | |
2245 | |
2246 | |
2247 | |
2248 | CXXRecordDecl *getAsCXXRecordDecl() const; |
2249 | |
2250 | |
2251 | RecordDecl *getAsRecordDecl() const; |
2252 | |
2253 | |
2254 | |
2255 | |
2256 | TagDecl *getAsTagDecl() const; |
2257 | |
2258 | |
2259 | |
2260 | |
2261 | |
2262 | |
2263 | const CXXRecordDecl *getPointeeCXXRecordDecl() const; |
2264 | |
2265 | |
2266 | |
2267 | |
2268 | DeducedType *getContainedDeducedType() const; |
2269 | |
2270 | |
2271 | |
2272 | |
2273 | AutoType *getContainedAutoType() const { |
2274 | return dyn_cast_or_null<AutoType>(getContainedDeducedType()); |
2275 | } |
2276 | |
2277 | |
2278 | |
2279 | |
2280 | bool hasAutoForTrailingReturnType() const; |
2281 | |
2282 | |
2283 | |
2284 | |
2285 | |
2286 | |
2287 | |
2288 | template <typename T> const T *getAs() const; |
2289 | |
2290 | |
2291 | |
2292 | |
2293 | |
2294 | |
2295 | template <typename T> const T *getAsAdjusted() const; |
2296 | |
2297 | |
2298 | |
2299 | const ArrayType *getAsArrayTypeUnsafe() const; |
2300 | |
2301 | |
2302 | |
2303 | |
2304 | |
2305 | |
2306 | |
2307 | template <typename T> const T *castAs() const; |
2308 | |
2309 | |
2310 | |
2311 | const ArrayType *castAsArrayTypeUnsafe() const; |
2312 | |
2313 | |
2314 | |
2315 | bool hasAttr(attr::Kind AK) const; |
2316 | |
2317 | |
2318 | |
2319 | |
2320 | const Type *getBaseElementTypeUnsafe() const; |
2321 | |
2322 | |
2323 | |
2324 | |
2325 | const Type *getArrayElementTypeNoTypeQual() const; |
2326 | |
2327 | |
2328 | |
2329 | |
2330 | const Type *getPointeeOrArrayElementType() const; |
2331 | |
2332 | |
2333 | |
2334 | QualType getPointeeType() const; |
2335 | |
2336 | |
2337 | |
2338 | const Type *getUnqualifiedDesugaredType() const; |
2339 | |
2340 | |
2341 | bool isPromotableIntegerType() const; |
2342 | |
2343 | |
2344 | |
2345 | |
2346 | bool isSignedIntegerType() const; |
2347 | |
2348 | |
2349 | |
2350 | |
2351 | bool isUnsignedIntegerType() const; |
2352 | |
2353 | |
2354 | |
2355 | bool isSignedIntegerOrEnumerationType() const; |
2356 | |
2357 | |
2358 | |
2359 | bool isUnsignedIntegerOrEnumerationType() const; |
2360 | |
2361 | |
2362 | |
2363 | bool isFixedPointType() const; |
2364 | |
2365 | |
2366 | bool isFixedPointOrIntegerType() const; |
2367 | |
2368 | |
2369 | |
2370 | bool isSaturatedFixedPointType() const; |
2371 | |
2372 | |
2373 | |
2374 | bool isUnsaturatedFixedPointType() const; |
2375 | |
2376 | |
2377 | |
2378 | bool isSignedFixedPointType() const; |
2379 | |
2380 | |
2381 | |
2382 | bool isUnsignedFixedPointType() const; |
2383 | |
2384 | |
2385 | |
2386 | |
2387 | bool isConstantSizeType() const; |
2388 | |
2389 | |
2390 | |
2391 | bool isSpecifierType() const; |
2392 | |
2393 | |
2394 | Linkage getLinkage() const; |
2395 | |
2396 | |
2397 | Visibility getVisibility() const { |
2398 | return getLinkageAndVisibility().getVisibility(); |
2399 | } |
2400 | |
2401 | |
2402 | bool isVisibilityExplicit() const { |
2403 | return getLinkageAndVisibility().isVisibilityExplicit(); |
2404 | } |
2405 | |
2406 | |
2407 | LinkageInfo getLinkageAndVisibility() const; |
2408 | |
2409 | |
2410 | |
2411 | bool isLinkageValid() const; |
2412 | |
2413 | |
2414 | |
2415 | |
2416 | |
2417 | |
2418 | Optional<NullabilityKind> getNullability(const ASTContext &context) const; |
2419 | |
2420 | |
2421 | |
2422 | |
2423 | |
2424 | |
2425 | bool canHaveNullability(bool ResultIfUnknown = true) const; |
2426 | |
2427 | |
2428 | |
2429 | |
2430 | |
2431 | |
2432 | |
2433 | |
2434 | |
2435 | |
2436 | |
2437 | |
2438 | |
2439 | |
2440 | |
2441 | |
2442 | Optional<ArrayRef<QualType>> |
2443 | getObjCSubstitutions(const DeclContext *dc) const; |
2444 | |
2445 | |
2446 | |
2447 | bool acceptsObjCTypeParams() const; |
2448 | |
2449 | const char *getTypeClassName() const; |
2450 | |
2451 | QualType getCanonicalTypeInternal() const { |
2452 | return CanonicalType; |
2453 | } |
2454 | |
2455 | CanQualType getCanonicalTypeUnqualified() const; |
2456 | void dump() const; |
2457 | void dump(llvm::raw_ostream &OS, const ASTContext &Context) const; |
2458 | }; |
2459 | |
2460 | |
2461 | |
2462 | template <> const TypedefType *Type::getAs() const; |
2463 | |
2464 | |
2465 | |
2466 | |
2467 | template <> const TemplateSpecializationType *Type::getAs() const; |
2468 | |
2469 | |
2470 | |
2471 | template <> const AttributedType *Type::getAs() const; |
2472 | |
2473 | |
2474 | |
2475 | #define TYPE(Class, Base) |
2476 | #define LEAF_TYPE(Class) \ |
2477 | template <> inline const Class##Type *Type::getAs() const { \ |
2478 | return dyn_cast<Class##Type>(CanonicalType); \ |
2479 | } \ |
2480 | template <> inline const Class##Type *Type::castAs() const { \ |
2481 | return cast<Class##Type>(CanonicalType); \ |
2482 | } |
2483 | #include "clang/AST/TypeNodes.inc" |
2484 | |
2485 | |
2486 | |
2487 | class BuiltinType : public Type { |
2488 | public: |
2489 | enum Kind { |
2490 | |
2491 | #define IMAGE_TYPE(ImgType, Id, SingletonId, Access, Suffix) Id, |
2492 | #include "clang/Basic/OpenCLImageTypes.def" |
2493 | |
2494 | #define EXT_OPAQUE_TYPE(ExtType, Id, Ext) Id, |
2495 | #include "clang/Basic/OpenCLExtensionTypes.def" |
2496 | |
2497 | #define SVE_TYPE(Name, Id, SingletonId) Id, |
2498 | #include "clang/Basic/AArch64SVEACLETypes.def" |
2499 | |
2500 | #define PPC_VECTOR_TYPE(Name, Id, Size) Id, |
2501 | #include "clang/Basic/PPCTypes.def" |
2502 | |
2503 | #define RVV_TYPE(Name, Id, SingletonId) Id, |
2504 | #include "clang/Basic/RISCVVTypes.def" |
2505 | |
2506 | #define BUILTIN_TYPE(Id, SingletonId) Id, |
2507 | #define LAST_BUILTIN_TYPE(Id) LastKind = Id |
2508 | #include "clang/AST/BuiltinTypes.def" |
2509 | }; |
2510 | |
2511 | private: |
2512 | friend class ASTContext; |
2513 | |
2514 | BuiltinType(Kind K) |
2515 | : Type(Builtin, QualType(), |
2516 | K == Dependent ? TypeDependence::DependentInstantiation |
2517 | : TypeDependence::None) { |
2518 | BuiltinTypeBits.Kind = K; |
2519 | } |
2520 | |
2521 | public: |
2522 | Kind getKind() const { return static_cast<Kind>(BuiltinTypeBits.Kind); } |
2523 | StringRef getName(const PrintingPolicy &Policy) const; |
2524 | |
2525 | const char *getNameAsCString(const PrintingPolicy &Policy) const { |
2526 | |
2527 | StringRef str = getName(Policy); |
2528 | assert(!str.empty() && str.data()[str.size()] == '\0'); |
2529 | return str.data(); |
2530 | } |
2531 | |
2532 | bool isSugared() const { return false; } |
2533 | QualType desugar() const { return QualType(this, 0); } |
2534 | |
2535 | bool isInteger() const { |
2536 | return getKind() >= Bool && getKind() <= Int128; |
2537 | } |
2538 | |
2539 | bool isSignedInteger() const { |
2540 | return getKind() >= Char_S && getKind() <= Int128; |
2541 | } |
2542 | |
2543 | bool isUnsignedInteger() const { |
2544 | return getKind() >= Bool && getKind() <= UInt128; |
2545 | } |
2546 | |
2547 | bool isFloatingPoint() const { |
2548 | return getKind() >= Half && getKind() <= Float128; |
2549 | } |
2550 | |
2551 | |
2552 | static bool isPlaceholderTypeKind(Kind K) { |
2553 | return K >= Overload; |
2554 | } |
2555 | |
2556 | |
2557 | |
2558 | |
2559 | bool isPlaceholderType() const { |
2560 | return isPlaceholderTypeKind(getKind()); |
2561 | } |
2562 | |
2563 | |
2564 | |
2565 | |
2566 | |
2567 | |
2568 | |
2569 | |
2570 | |
2571 | |
2572 | bool isNonOverloadPlaceholderType() const { |
2573 | return getKind() > Overload; |
2574 | } |
2575 | |
2576 | static bool classof(const Type *T) { return T->getTypeClass() == Builtin; } |
2577 | }; |
2578 | |
2579 | |
2580 | |
2581 | class ComplexType : public Type, public llvm::FoldingSetNode { |
2582 | friend class ASTContext; |
2583 | |
2584 | QualType ElementType; |
2585 | |
2586 | ComplexType(QualType Element, QualType CanonicalPtr) |
2587 | : Type(Complex, CanonicalPtr, Element->getDependence()), |
2588 | ElementType(Element) {} |
2589 | |
2590 | public: |
2591 | QualType getElementType() const { return ElementType; } |
2592 | |
2593 | bool isSugared() const { return false; } |
2594 | QualType desugar() const { return QualType(this, 0); } |
2595 | |
2596 | void Profile(llvm::FoldingSetNodeID &ID) { |
2597 | Profile(ID, getElementType()); |
2598 | } |
2599 | |
2600 | static void Profile(llvm::FoldingSetNodeID &ID, QualType Element) { |
2601 | ID.AddPointer(Element.getAsOpaquePtr()); |
2602 | } |
2603 | |
2604 | static bool classof(const Type *T) { return T->getTypeClass() == Complex; } |
2605 | }; |
2606 | |
2607 | |
2608 | class ParenType : public Type, public llvm::FoldingSetNode { |
2609 | friend class ASTContext; |
2610 | |
2611 | QualType Inner; |
2612 | |
2613 | ParenType(QualType InnerType, QualType CanonType) |
2614 | : Type(Paren, CanonType, InnerType->getDependence()), Inner(InnerType) {} |
2615 | |
2616 | public: |
2617 | QualType getInnerType() const { return Inner; } |
2618 | |
2619 | bool isSugared() const { return true; } |
2620 | QualType desugar() const { return getInnerType(); } |
2621 | |
2622 | void Profile(llvm::FoldingSetNodeID &ID) { |
2623 | Profile(ID, getInnerType()); |
2624 | } |
2625 | |
2626 | static void Profile(llvm::FoldingSetNodeID &ID, QualType Inner) { |
2627 | Inner.Profile(ID); |
2628 | } |
2629 | |
2630 | static bool classof(const Type *T) { return T->getTypeClass() == Paren; } |
2631 | }; |
2632 | |
2633 | |
2634 | class PointerType : public Type, public llvm::FoldingSetNode { |
2635 | friend class ASTContext; |
2636 | |
2637 | QualType PointeeType; |
2638 | |
2639 | PointerType(QualType Pointee, QualType CanonicalPtr) |
2640 | : Type(Pointer, CanonicalPtr, Pointee->getDependence()), |
2641 | PointeeType(Pointee) {} |
2642 | |
2643 | public: |
2644 | QualType getPointeeType() const { return PointeeType; } |
2645 | |
2646 | bool isSugared() const { return false; } |
2647 | QualType desugar() const { return QualType(this, 0); } |
2648 | |
2649 | void Profile(llvm::FoldingSetNodeID &ID) { |
2650 | Profile(ID, getPointeeType()); |
2651 | } |
2652 | |
2653 | static void Profile(llvm::FoldingSetNodeID &ID, QualType Pointee) { |
2654 | ID.AddPointer(Pointee.getAsOpaquePtr()); |
2655 | } |
2656 | |
2657 | static bool classof(const Type *T) { return T->getTypeClass() == Pointer; } |
2658 | }; |
2659 | |
2660 | |
2661 | |
2662 | |
2663 | class AdjustedType : public Type, public llvm::FoldingSetNode { |
2664 | QualType OriginalTy; |
2665 | QualType AdjustedTy; |
2666 | |
2667 | protected: |
2668 | friend class ASTContext; |
2669 | |
2670 | AdjustedType(TypeClass TC, QualType OriginalTy, QualType AdjustedTy, |
2671 | QualType CanonicalPtr) |
2672 | : Type(TC, CanonicalPtr, OriginalTy->getDependence()), |
2673 | OriginalTy(OriginalTy), AdjustedTy(AdjustedTy) {} |
2674 | |
2675 | public: |
2676 | QualType getOriginalType() const { return OriginalTy; } |
2677 | QualType getAdjustedType() const { return AdjustedTy; } |
2678 | |
2679 | bool isSugared() const { return true; } |
2680 | QualType desugar() const { return AdjustedTy; } |
2681 | |
2682 | void Profile(llvm::FoldingSetNodeID &ID) { |
2683 | Profile(ID, OriginalTy, AdjustedTy); |
2684 | } |
2685 | |
2686 | static void Profile(llvm::FoldingSetNodeID &ID, QualType Orig, QualType New) { |
2687 | ID.AddPointer(Orig.getAsOpaquePtr()); |
2688 | ID.AddPointer(New.getAsOpaquePtr()); |
2689 | } |
2690 | |
2691 | static bool classof(const Type *T) { |
2692 | return T->getTypeClass() == Adjusted || T->getTypeClass() == Decayed; |
2693 | } |
2694 | }; |
2695 | |
2696 | |
2697 | class DecayedType : public AdjustedType { |
2698 | friend class ASTContext; |
2699 | |
2700 | inline |
2701 | DecayedType(QualType OriginalType, QualType Decayed, QualType Canonical); |
2702 | |
2703 | public: |
2704 | QualType getDecayedType() const { return getAdjustedType(); } |
2705 | |
2706 | inline QualType getPointeeType() const; |
2707 | |
2708 | static bool classof(const Type *T) { return T->getTypeClass() == Decayed; } |
2709 | }; |
2710 | |
2711 | |
2712 | |
2713 | |
2714 | class BlockPointerType : public Type, public llvm::FoldingSetNode { |
2715 | friend class ASTContext; |
2716 | |
2717 | |
2718 | QualType PointeeType; |
2719 | |
2720 | BlockPointerType(QualType Pointee, QualType CanonicalCls) |
2721 | : Type(BlockPointer, CanonicalCls, Pointee->getDependence()), |
2722 | PointeeType(Pointee) {} |
2723 | |
2724 | public: |
2725 | |
2726 | QualType getPointeeType() const { return PointeeType; } |
2727 | |
2728 | bool isSugared() const { return false; } |
2729 | QualType desugar() const { return QualType(this, 0); } |
2730 | |
2731 | void Profile(llvm::FoldingSetNodeID &ID) { |
2732 | Profile(ID, getPointeeType()); |
2733 | } |
2734 | |
2735 | static void Profile(llvm::FoldingSetNodeID &ID, QualType Pointee) { |
2736 | ID.AddPointer(Pointee.getAsOpaquePtr()); |
2737 | } |
2738 | |
2739 | static bool classof(const Type *T) { |
2740 | return T->getTypeClass() == BlockPointer; |
2741 | } |
2742 | }; |
2743 | |
2744 | |
2745 | class ReferenceType : public Type, public llvm::FoldingSetNode { |
2746 | QualType PointeeType; |
2747 | |
2748 | protected: |
2749 | ReferenceType(TypeClass tc, QualType Referencee, QualType CanonicalRef, |
2750 | bool SpelledAsLValue) |
2751 | : Type(tc, CanonicalRef, Referencee->getDependence()), |
2752 | PointeeType(Referencee) { |
2753 | ReferenceTypeBits.SpelledAsLValue = SpelledAsLValue; |
2754 | ReferenceTypeBits.InnerRef = Referencee->isReferenceType(); |
2755 | } |
2756 | |
2757 | public: |
2758 | bool isSpelledAsLValue() const { return ReferenceTypeBits.SpelledAsLValue; } |
2759 | bool isInnerRef() const { return ReferenceTypeBits.InnerRef; } |
2760 | |
2761 | QualType getPointeeTypeAsWritten() const { return PointeeType; } |
2762 | |
2763 | QualType getPointeeType() const { |
2764 | |
2765 | const ReferenceType *T = this; |
2766 | while (T->isInnerRef()) |
2767 | T = T->PointeeType->castAs<ReferenceType>(); |
2768 | return T->PointeeType; |
2769 | } |
2770 | |
2771 | void Profile(llvm::FoldingSetNodeID &ID) { |
2772 | Profile(ID, PointeeType, isSpelledAsLValue()); |
2773 | } |
2774 | |
2775 | static void Profile(llvm::FoldingSetNodeID &ID, |
2776 | QualType Referencee, |
2777 | bool SpelledAsLValue) { |
2778 | ID.AddPointer(Referencee.getAsOpaquePtr()); |
2779 | ID.AddBoolean(SpelledAsLValue); |
2780 | } |
2781 | |
2782 | static bool classof(const Type *T) { |
2783 | return T->getTypeClass() == LValueReference || |
2784 | T->getTypeClass() == RValueReference; |
2785 | } |
2786 | }; |
2787 | |
2788 | |
2789 | class LValueReferenceType : public ReferenceType { |
2790 | friend class ASTContext; |
2791 | |
2792 | LValueReferenceType(QualType Referencee, QualType CanonicalRef, |
2793 | bool SpelledAsLValue) |
2794 | : ReferenceType(LValueReference, Referencee, CanonicalRef, |
2795 | SpelledAsLValue) {} |
2796 | |
2797 | public: |
2798 | bool isSugared() const { return false; } |
2799 | QualType desugar() const { return QualType(this, 0); } |
2800 | |
2801 | static bool classof(const Type *T) { |
2802 | return T->getTypeClass() == LValueReference; |
2803 | } |
2804 | }; |
2805 | |
2806 | |
2807 | class RValueReferenceType : public ReferenceType { |
2808 | friend class ASTContext; |
2809 | |
2810 | RValueReferenceType(QualType Referencee, QualType CanonicalRef) |
2811 | : ReferenceType(RValueReference, Referencee, CanonicalRef, false) {} |
2812 | |
2813 | public: |
2814 | bool isSugared() const { return false; } |
2815 | QualType desugar() const { return QualType(this, 0); } |
2816 | |
2817 | static bool classof(const Type *T) { |
2818 | return T->getTypeClass() == RValueReference; |
2819 | } |
2820 | }; |
2821 | |
2822 | |
2823 | |
2824 | |
2825 | class MemberPointerType : public Type, public llvm::FoldingSetNode { |
2826 | friend class ASTContext; |
2827 | |
2828 | QualType PointeeType; |
2829 | |
2830 | |
2831 | |
2832 | const Type *Class; |
2833 | |
2834 | MemberPointerType(QualType Pointee, const Type *Cls, QualType CanonicalPtr) |
2835 | : Type(MemberPointer, CanonicalPtr, |
2836 | (Cls->getDependence() & ~TypeDependence::VariablyModified) | |
2837 | Pointee->getDependence()), |
2838 | PointeeType(Pointee), Class(Cls) {} |
2839 | |
2840 | public: |
2841 | QualType getPointeeType() const { return PointeeType; } |
2842 | |
2843 | |
2844 | |
2845 | bool isMemberFunctionPointer() const { |
2846 | return PointeeType->isFunctionProtoType(); |
2847 | } |
2848 | |
2849 | |
2850 | |
2851 | bool isMemberDataPointer() const { |
2852 | return !PointeeType->isFunctionProtoType(); |
2853 | } |
2854 | |
2855 | const Type *getClass() const { return Class; } |
2856 | CXXRecordDecl *getMostRecentCXXRecordDecl() const; |
2857 | |
2858 | bool isSugared() const { return false; } |
2859 | QualType desugar() const { return QualType(this, 0); } |
2860 | |
2861 | void Profile(llvm::FoldingSetNodeID &ID) { |
2862 | Profile(ID, getPointeeType(), getClass()); |
2863 | } |
2864 | |
2865 | static void Profile(llvm::FoldingSetNodeID &ID, QualType Pointee, |
2866 | const Type *Class) { |
2867 | ID.AddPointer(Pointee.getAsOpaquePtr()); |
2868 | ID.AddPointer(Class); |
2869 | } |
2870 | |
2871 | static bool classof(const Type *T) { |
2872 | return T->getTypeClass() == MemberPointer; |
2873 | } |
2874 | }; |
2875 | |
2876 | |
2877 | class ArrayType : public Type, public llvm::FoldingSetNode { |
2878 | public: |
2879 | |
2880 | |
2881 | |
2882 | |
2883 | enum ArraySizeModifier { |
2884 | Normal, Static, Star |
2885 | }; |
2886 | |
2887 | private: |
2888 | |
2889 | QualType ElementType; |
2890 | |
2891 | protected: |
2892 | friend class ASTContext; |
2893 | |
2894 | ArrayType(TypeClass tc, QualType et, QualType can, ArraySizeModifier sm, |
2895 | unsigned tq, const Expr *sz = nullptr); |
2896 | |
2897 | public: |
2898 | QualType getElementType() const { return ElementType; } |
2899 | |
2900 | ArraySizeModifier getSizeModifier() const { |
2901 | return ArraySizeModifier(ArrayTypeBits.SizeModifier); |
2902 | } |
2903 | |
2904 | Qualifiers getIndexTypeQualifiers() const { |
2905 | return Qualifiers::fromCVRMask(getIndexTypeCVRQualifiers()); |
2906 | } |
2907 | |
2908 | unsigned getIndexTypeCVRQualifiers() const { |
2909 | return ArrayTypeBits.IndexTypeQuals; |
2910 | } |
2911 | |
2912 | static bool classof(const Type *T) { |
2913 | return T->getTypeClass() == ConstantArray || |
2914 | T->getTypeClass() == VariableArray || |
2915 | T->getTypeClass() == IncompleteArray || |
2916 | T->getTypeClass() == DependentSizedArray; |
2917 | } |
2918 | }; |
2919 | |
2920 | |
2921 | |
2922 | |
2923 | class ConstantArrayType final |
2924 | : public ArrayType, |
2925 | private llvm::TrailingObjects<ConstantArrayType, const Expr *> { |
2926 | friend class ASTContext; |
2927 | friend TrailingObjects; |
2928 | |
2929 | llvm::APInt Size; |
2930 | |
2931 | ConstantArrayType(QualType et, QualType can, const llvm::APInt &size, |
2932 | const Expr *sz, ArraySizeModifier sm, unsigned tq) |
2933 | : ArrayType(ConstantArray, et, can, sm, tq, sz), Size(size) { |
2934 | ConstantArrayTypeBits.HasStoredSizeExpr = sz != nullptr; |
2935 | if (ConstantArrayTypeBits.HasStoredSizeExpr) { |
2936 | assert(!can.isNull() && "canonical constant array should not have size"); |
2937 | *getTrailingObjects<const Expr*>() = sz; |
2938 | } |
2939 | } |
2940 | |
2941 | unsigned numTrailingObjects(OverloadToken<const Expr*>) const { |
2942 | return ConstantArrayTypeBits.HasStoredSizeExpr; |
2943 | } |
2944 | |
2945 | public: |
2946 | const llvm::APInt &getSize() const { return Size; } |
2947 | const Expr *getSizeExpr() const { |
2948 | return ConstantArrayTypeBits.HasStoredSizeExpr |
2949 | ? *getTrailingObjects<const Expr *>() |
2950 | : nullptr; |
2951 | } |
2952 | bool isSugared() const { return false; } |
2953 | QualType desugar() const { return QualType(this, 0); } |
2954 | |
2955 | |
2956 | |
2957 | static unsigned getNumAddressingBits(const ASTContext &Context, |
2958 | QualType ElementType, |
2959 | const llvm::APInt &NumElements); |
2960 | |
2961 | |
2962 | |
2963 | static unsigned getMaxSizeBits(const ASTContext &Context); |
2964 | |
2965 | void Profile(llvm::FoldingSetNodeID &ID, const ASTContext &Ctx) { |
2966 | Profile(ID, Ctx, getElementType(), getSize(), getSizeExpr(), |
2967 | getSizeModifier(), getIndexTypeCVRQualifiers()); |
2968 | } |
2969 | |
2970 | static void Profile(llvm::FoldingSetNodeID &ID, const ASTContext &Ctx, |
2971 | QualType ET, const llvm::APInt &ArraySize, |
2972 | const Expr *SizeExpr, ArraySizeModifier SizeMod, |
2973 | unsigned TypeQuals); |
2974 | |
2975 | static bool classof(const Type *T) { |
2976 | return T->getTypeClass() == ConstantArray; |
2977 | } |
2978 | }; |
2979 | |
2980 | |
2981 | |
2982 | |
2983 | class IncompleteArrayType : public ArrayType { |
2984 | friend class ASTContext; |
2985 | |
2986 | IncompleteArrayType(QualType et, QualType can, |
2987 | ArraySizeModifier sm, unsigned tq) |
2988 | : ArrayType(IncompleteArray, et, can, sm, tq) {} |
2989 | |
2990 | public: |
2991 | friend class StmtIteratorBase; |
2992 | |
2993 | bool isSugared() const { return false; } |
2994 | QualType desugar() const { return QualType(this, 0); } |
2995 | |
2996 | static bool classof(const Type *T) { |
2997 | return T->getTypeClass() == IncompleteArray; |
2998 | } |
2999 | |
3000 | void Profile(llvm::FoldingSetNodeID &ID) { |
3001 | Profile(ID, getElementType(), getSizeModifier(), |
3002 | getIndexTypeCVRQualifiers()); |
3003 | } |
3004 | |
3005 | static void Profile(llvm::FoldingSetNodeID &ID, QualType ET, |
3006 | ArraySizeModifier SizeMod, unsigned TypeQuals) { |
3007 | ID.AddPointer(ET.getAsOpaquePtr()); |
3008 | ID.AddInteger(SizeMod); |
3009 | ID.AddInteger(TypeQuals); |
3010 | } |
3011 | }; |
3012 | |
3013 | |
3014 | |
3015 | |
3016 | |
3017 | |
3018 | |
3019 | |
3020 | |
3021 | |
3022 | |
3023 | |
3024 | |
3025 | |
3026 | |
3027 | class VariableArrayType : public ArrayType { |
3028 | friend class ASTContext; |
3029 | |
3030 | |
3031 | |
3032 | Stmt *SizeExpr; |
3033 | |
3034 | |
3035 | SourceRange Brackets; |
3036 | |
3037 | VariableArrayType(QualType et, QualType can, Expr *e, |
3038 | ArraySizeModifier sm, unsigned tq, |
3039 | SourceRange brackets) |
3040 | : ArrayType(VariableArray, et, can, sm, tq, e), |
3041 | SizeExpr((Stmt*) e), Brackets(brackets) {} |
3042 | |
3043 | public: |
3044 | friend class StmtIteratorBase; |
3045 | |
3046 | Expr *getSizeExpr() const { |
3047 | |
3048 | |
3049 | return (Expr*) SizeExpr; |
3050 | } |
3051 | |
3052 | SourceRange getBracketsRange() const { return Brackets; } |
3053 | SourceLocation getLBracketLoc() const { return Brackets.getBegin(); } |
3054 | SourceLocation getRBracketLoc() const { return Brackets.getEnd(); } |
3055 | |
3056 | bool isSugared() const { return false; } |
3057 | QualType desugar() const { return QualType(this, 0); } |
3058 | |
3059 | static bool classof(const Type *T) { |
3060 | return T->getTypeClass() == VariableArray; |
3061 | } |
3062 | |
3063 | void Profile(llvm::FoldingSetNodeID &ID) { |
3064 | llvm_unreachable("Cannot unique VariableArrayTypes."); |
3065 | } |
3066 | }; |
3067 | |
3068 | |
3069 | |
3070 | |
3071 | |
3072 | |
3073 | |
3074 | |
3075 | |
3076 | |
3077 | |
3078 | |
3079 | |
3080 | |
3081 | class DependentSizedArrayType : public ArrayType { |
3082 | friend class ASTContext; |
3083 | |
3084 | const ASTContext &Context; |
3085 | |
3086 | |
3087 | |
3088 | |
3089 | |
3090 | |
3091 | Stmt *SizeExpr; |
3092 | |
3093 | |
3094 | SourceRange Brackets; |
3095 | |
3096 | DependentSizedArrayType(const ASTContext &Context, QualType et, QualType can, |
3097 | Expr *e, ArraySizeModifier sm, unsigned tq, |
3098 | SourceRange brackets); |
3099 | |
3100 | public: |
3101 | friend class StmtIteratorBase; |
3102 | |
3103 | Expr *getSizeExpr() const { |
3104 | |
3105 | |
3106 | return (Expr*) SizeExpr; |
3107 | } |
3108 | |
3109 | SourceRange getBracketsRange() const { return Brackets; } |
3110 | SourceLocation getLBracketLoc() const { return Brackets.getBegin(); } |
3111 | SourceLocation getRBracketLoc() const { return Brackets.getEnd(); } |
3112 | |
3113 | bool isSugared() const { return false; } |
3114 | QualType desugar() const { return QualType(this, 0); } |
3115 | |
3116 | static bool classof(const Type *T) { |
3117 | return T->getTypeClass() == DependentSizedArray; |
3118 | } |
3119 | |
3120 | void Profile(llvm::FoldingSetNodeID &ID) { |
3121 | Profile(ID, Context, getElementType(), |
3122 | getSizeModifier(), getIndexTypeCVRQualifiers(), getSizeExpr()); |
3123 | } |
3124 | |
3125 | static void Profile(llvm::FoldingSetNodeID &ID, const ASTContext &Context, |
3126 | QualType ET, ArraySizeModifier SizeMod, |
3127 | unsigned TypeQuals, Expr *E); |
3128 | }; |
3129 | |
3130 | |
3131 | |
3132 | |
3133 | |
3134 | |
3135 | |
3136 | |
3137 | |
3138 | |
3139 | |
3140 | |
3141 | class DependentAddressSpaceType : public Type, public llvm::FoldingSetNode { |
3142 | friend class ASTContext; |
3143 | |
3144 | const ASTContext &Context; |
3145 | Expr *AddrSpaceExpr; |
3146 | QualType PointeeType; |
3147 | SourceLocation loc; |
3148 | |
3149 | DependentAddressSpaceType(const ASTContext &Context, QualType PointeeType, |
3150 | QualType can, Expr *AddrSpaceExpr, |
3151 | SourceLocation loc); |
3152 | |
3153 | public: |
3154 | Expr *getAddrSpaceExpr() const { return AddrSpaceExpr; } |
3155 | QualType getPointeeType() const { return PointeeType; } |
3156 | SourceLocation getAttributeLoc() const { return loc; } |
3157 | |
3158 | bool isSugared() const { return false; } |
3159 | QualType desugar() const { return QualType(this, 0); } |
3160 | |
3161 | static bool classof(const Type *T) { |
3162 | return T->getTypeClass() == DependentAddressSpace; |
3163 | } |
3164 | |
3165 | void Profile(llvm::FoldingSetNodeID &ID) { |
3166 | Profile(ID, Context, getPointeeType(), getAddrSpaceExpr()); |
3167 | } |
3168 | |
3169 | static void Profile(llvm::FoldingSetNodeID &ID, const ASTContext &Context, |
3170 | QualType PointeeType, Expr *AddrSpaceExpr); |
3171 | }; |
3172 | |
3173 | |
3174 | |
3175 | |
3176 | |
3177 | |
3178 | |
3179 | |
3180 | |
3181 | |
3182 | |
3183 | class DependentSizedExtVectorType : public Type, public llvm::FoldingSetNode { |
3184 | friend class ASTContext; |
3185 | |
3186 | const ASTContext &Context; |
3187 | Expr *SizeExpr; |
3188 | |
3189 | |
3190 | QualType ElementType; |
3191 | |
3192 | SourceLocation loc; |
3193 | |
3194 | DependentSizedExtVectorType(const ASTContext &Context, QualType ElementType, |
3195 | QualType can, Expr *SizeExpr, SourceLocation loc); |
3196 | |
3197 | public: |
3198 | Expr *getSizeExpr() const { return SizeExpr; } |
3199 | QualType getElementType() const { return ElementType; } |
3200 | SourceLocation getAttributeLoc() const { return loc; } |
3201 | |
3202 | bool isSugared() const { return false; } |
3203 | QualType desugar() const { return QualType(this, 0); } |
3204 | |
3205 | static bool classof(const Type *T) { |
3206 | return T->getTypeClass() == DependentSizedExtVector; |
3207 | } |
3208 | |
3209 | void Profile(llvm::FoldingSetNodeID &ID) { |
3210 | Profile(ID, Context, getElementType(), getSizeExpr()); |
3211 | } |
3212 | |
3213 | static void Profile(llvm::FoldingSetNodeID &ID, const ASTContext &Context, |
3214 | QualType ElementType, Expr *SizeExpr); |
3215 | }; |
3216 | |
3217 | |
3218 | |
3219 | |
3220 | |
3221 | |
3222 | |
3223 | class VectorType : public Type, public llvm::FoldingSetNode { |
3224 | public: |
3225 | enum VectorKind { |
3226 | |
3227 | GenericVector, |
3228 | |
3229 | |
3230 | AltiVecVector, |
3231 | |
3232 | |
3233 | AltiVecPixel, |
3234 | |
3235 | |
3236 | AltiVecBool, |
3237 | |
3238 | |
3239 | NeonVector, |
3240 | |
3241 | |
3242 | NeonPolyVector, |
3243 | |
3244 | |
3245 | SveFixedLengthDataVector, |
3246 | |
3247 | |
3248 | SveFixedLengthPredicateVector |
3249 | }; |
3250 | |
3251 | protected: |
3252 | friend class ASTContext; |
3253 | |
3254 | |
3255 | QualType ElementType; |
3256 | |
3257 | VectorType(QualType vecType, unsigned nElements, QualType canonType, |
3258 | VectorKind vecKind); |
3259 | |
3260 | VectorType(TypeClass tc, QualType vecType, unsigned nElements, |
3261 | QualType canonType, VectorKind vecKind); |
3262 | |
3263 | public: |
3264 | QualType getElementType() const { return ElementType; } |
3265 | unsigned getNumElements() const { return VectorTypeBits.NumElements; } |
3266 | |
3267 | bool isSugared() const { return false; } |
3268 | QualType desugar() const { return QualType(this, 0); } |
3269 | |
3270 | VectorKind getVectorKind() const { |
3271 | return VectorKind(VectorTypeBits.VecKind); |
3272 | } |
3273 | |
3274 | void Profile(llvm::FoldingSetNodeID &ID) { |
3275 | Profile(ID, getElementType(), getNumElements(), |
3276 | getTypeClass(), getVectorKind()); |
3277 | } |
3278 | |
3279 | static void Profile(llvm::FoldingSetNodeID &ID, QualType ElementType, |
3280 | unsigned NumElements, TypeClass TypeClass, |
3281 | VectorKind VecKind) { |
3282 | ID.AddPointer(ElementType.getAsOpaquePtr()); |
3283 | ID.AddInteger(NumElements); |
3284 | ID.AddInteger(TypeClass); |
3285 | ID.AddInteger(VecKind); |
3286 | } |
3287 | |
3288 | static bool classof(const Type *T) { |
3289 | return T->getTypeClass() == Vector || T->getTypeClass() == ExtVector; |
3290 | } |
3291 | }; |
3292 | |
3293 | |
3294 | |
3295 | |
3296 | |
3297 | |
3298 | |
3299 | |
3300 | |
3301 | |
3302 | class DependentVectorType : public Type, public llvm::FoldingSetNode { |
3303 | friend class ASTContext; |
3304 | |
3305 | const ASTContext &Context; |
3306 | QualType ElementType; |
3307 | Expr *SizeExpr; |
3308 | SourceLocation Loc; |
3309 | |
3310 | DependentVectorType(const ASTContext &Context, QualType ElementType, |
3311 | QualType CanonType, Expr *SizeExpr, |
3312 | SourceLocation Loc, VectorType::VectorKind vecKind); |
3313 | |
3314 | public: |
3315 | Expr *getSizeExpr() const { return SizeExpr; } |
3316 | QualType getElementType() const { return ElementType; } |
3317 | SourceLocation getAttributeLoc() const { return Loc; } |
3318 | VectorType::VectorKind getVectorKind() const { |
3319 | return VectorType::VectorKind(VectorTypeBits.VecKind); |
3320 | } |
3321 | |
3322 | bool isSugared() const { return false; } |
3323 | QualType desugar() const { return QualType(this, 0); } |
3324 | |
3325 | static bool classof(const Type *T) { |
3326 | return T->getTypeClass() == DependentVector; |
3327 | } |
3328 | |
3329 | void Profile(llvm::FoldingSetNodeID &ID) { |
3330 | Profile(ID, Context, getElementType(), getSizeExpr(), getVectorKind()); |
3331 | } |
3332 | |
3333 | static void Profile(llvm::FoldingSetNodeID &ID, const ASTContext &Context, |
3334 | QualType ElementType, const Expr *SizeExpr, |
3335 | VectorType::VectorKind VecKind); |
3336 | }; |
3337 | |
3338 | |
3339 | |
3340 | |
3341 | |
3342 | |
3343 | |
3344 | class ExtVectorType : public VectorType { |
3345 | friend class ASTContext; |
3346 | |
3347 | ExtVectorType(QualType vecType, unsigned nElements, QualType canonType) |
3348 | : VectorType(ExtVector, vecType, nElements, canonType, GenericVector) {} |
3349 | |
3350 | public: |
3351 | static int getPointAccessorIdx(char c) { |
3352 | switch (c) { |
3353 | default: return -1; |
3354 | case 'x': case 'r': return 0; |
3355 | case 'y': case 'g': return 1; |
3356 | case 'z': case 'b': return 2; |
3357 | case 'w': case 'a': return 3; |
3358 | } |
3359 | } |
3360 | |
3361 | static int getNumericAccessorIdx(char c) { |
3362 | switch (c) { |
3363 | default: return -1; |
3364 | case '0': return 0; |
3365 | case '1': return 1; |
3366 | case '2': return 2; |
3367 | case '3': return 3; |
3368 | case '4': return 4; |
3369 | case '5': return 5; |
3370 | case '6': return 6; |
3371 | case '7': return 7; |
3372 | case '8': return 8; |
3373 | case '9': return 9; |
3374 | case 'A': |
3375 | case 'a': return 10; |
3376 | case 'B': |
3377 | case 'b': return 11; |
3378 | case 'C': |
3379 | case 'c': return 12; |
3380 | case 'D': |
3381 | case 'd': return 13; |
3382 | case 'E': |
3383 | case 'e': return 14; |
3384 | case 'F': |
3385 | case 'f': return 15; |
3386 | } |
3387 | } |
3388 | |
3389 | static int getAccessorIdx(char c, bool isNumericAccessor) { |
3390 | if (isNumericAccessor) |
3391 | return getNumericAccessorIdx(c); |
3392 | else |
3393 | return getPointAccessorIdx(c); |
3394 | } |
3395 | |
3396 | bool isAccessorWithinNumElements(char c, bool isNumericAccessor) const { |
3397 | if (int idx = getAccessorIdx(c, isNumericAccessor)+1) |
3398 | return unsigned(idx-1) < getNumElements(); |
3399 | return false; |
3400 | } |
3401 | |
3402 | bool isSugared() const { return false; } |
3403 | QualType desugar() const { return QualType(this, 0); } |
3404 | |
3405 | static bool classof(const Type *T) { |
3406 | return T->getTypeClass() == ExtVector; |
3407 | } |
3408 | }; |
3409 | |
3410 | |
3411 | |
3412 | |
3413 | class MatrixType : public Type, public llvm::FoldingSetNode { |
3414 | protected: |
3415 | friend class ASTContext; |
3416 | |
3417 | |
3418 | QualType ElementType; |
3419 | |
3420 | MatrixType(QualType ElementTy, QualType CanonElementTy); |
3421 | |
3422 | MatrixType(TypeClass TypeClass, QualType ElementTy, QualType CanonElementTy, |
3423 | const Expr *RowExpr = nullptr, const Expr *ColumnExpr = nullptr); |
3424 | |
3425 | public: |
3426 | |
3427 | QualType getElementType() const { return ElementType; } |
3428 | |
3429 | |
3430 | |
3431 | |
3432 | |
3433 | |
3434 | static bool isValidElementType(QualType T) { |
3435 | return T->isDependentType() || |
3436 | (T->isRealType() && !T->isBooleanType() && !T->isEnumeralType()); |
3437 | } |
3438 | |
3439 | bool isSugared() const { return false; } |
3440 | QualType desugar() const { return QualType(this, 0); } |
3441 | |
3442 | static bool classof(const Type *T) { |
3443 | return T->getTypeClass() == ConstantMatrix || |
3444 | T->getTypeClass() == DependentSizedMatrix; |
3445 | } |
3446 | }; |
3447 | |
3448 | |
3449 | class ConstantMatrixType final : public MatrixType { |
3450 | protected: |
3451 | friend class ASTContext; |
3452 | |
3453 | |
3454 | |
3455 | QualType ElementType; |
3456 | |
3457 | |
3458 | unsigned NumRows; |
3459 | unsigned NumColumns; |
3460 | |
3461 | static constexpr unsigned MaxElementsPerDimension = (1 << 20) - 1; |
3462 | |
3463 | ConstantMatrixType(QualType MatrixElementType, unsigned NRows, |
3464 | unsigned NColumns, QualType CanonElementType); |
3465 | |
3466 | ConstantMatrixType(TypeClass typeClass, QualType MatrixType, unsigned NRows, |
3467 | unsigned NColumns, QualType CanonElementType); |
3468 | |
3469 | public: |
3470 | |
3471 | unsigned getNumRows() const { return NumRows; } |
3472 | |
3473 | |
3474 | unsigned getNumColumns() const { return NumColumns; } |
3475 | |
3476 | |
3477 | unsigned getNumElementsFlattened() const { |
3478 | return getNumRows() * getNumColumns(); |
3479 | } |
3480 | |
3481 | |
3482 | static constexpr bool isDimensionValid(size_t NumElements) { |
3483 | return NumElements > 0 && NumElements <= MaxElementsPerDimension; |
3484 | } |
3485 | |
3486 | |
3487 | static constexpr unsigned getMaxElementsPerDimension() { |
3488 | return MaxElementsPerDimension; |
3489 | } |
3490 | |
3491 | void Profile(llvm::FoldingSetNodeID &ID) { |
3492 | Profile(ID, getElementType(), getNumRows(), getNumColumns(), |
3493 | getTypeClass()); |
3494 | } |
3495 | |
3496 | static void Profile(llvm::FoldingSetNodeID &ID, QualType ElementType, |
3497 | unsigned NumRows, unsigned NumColumns, |
3498 | TypeClass TypeClass) { |
3499 | ID.AddPointer(ElementType.getAsOpaquePtr()); |
3500 | ID.AddInteger(NumRows); |
3501 | ID.AddInteger(NumColumns); |
3502 | ID.AddInteger(TypeClass); |
3503 | } |
3504 | |
3505 | static bool classof(const Type *T) { |
3506 | return T->getTypeClass() == ConstantMatrix; |
3507 | } |
3508 | }; |
3509 | |
3510 | |
3511 | |
3512 | class DependentSizedMatrixType final : public MatrixType { |
3513 | friend class ASTContext; |
3514 | |
3515 | const ASTContext &Context; |
3516 | Expr *RowExpr; |
3517 | Expr *ColumnExpr; |
3518 | |
3519 | SourceLocation loc; |
3520 | |
3521 | DependentSizedMatrixType(const ASTContext &Context, QualType ElementType, |
3522 | QualType CanonicalType, Expr *RowExpr, |
3523 | Expr *ColumnExpr, SourceLocation loc); |
3524 | |
3525 | public: |
3526 | QualType getElementType() const { return ElementType; } |
3527 | Expr *getRowExpr() const { return RowExpr; } |
3528 | Expr *getColumnExpr() const { return ColumnExpr; } |
3529 | SourceLocation getAttributeLoc() const { return loc; } |
3530 | |
3531 | bool isSugared() const { return false; } |
3532 | QualType desugar() const { return QualType(this, 0); } |
3533 | |
3534 | static bool classof(const Type *T) { |
3535 | return T->getTypeClass() == DependentSizedMatrix; |
3536 | } |
3537 | |
3538 | void Profile(llvm::FoldingSetNodeID &ID) { |
3539 | Profile(ID, Context, getElementType(), getRowExpr(), getColumnExpr()); |
3540 | } |
3541 | |
3542 | static void Profile(llvm::FoldingSetNodeID &ID, const ASTContext &Context, |
3543 | QualType ElementType, Expr *RowExpr, Expr *ColumnExpr); |
3544 | }; |
3545 | |
3546 | |
3547 | |
3548 | class FunctionType : public Type { |
3549 | |
3550 | QualType ResultType; |
3551 | |
3552 | public: |
3553 | |
3554 | |
3555 | |
3556 | |
3557 | |
3558 | |
3559 | |
3560 | |
3561 | |
3562 | |
3563 | |
3564 | |
3565 | |
3566 | |
3567 | |
3568 | |
3569 | |
3570 | |
3571 | |
3572 | |
3573 | |
3574 | class ExtParameterInfo { |
3575 | enum { |
3576 | ABIMask = 0x0F, |
3577 | IsConsumed = 0x10, |
3578 | HasPassObjSize = 0x20, |
3579 | IsNoEscape = 0x40, |
3580 | }; |
3581 | unsigned char Data = 0; |
3582 | |
3583 | public: |
3584 | ExtParameterInfo() = default; |
3585 | |
3586 | |
3587 | ParameterABI getABI() const { return ParameterABI(Data & ABIMask); } |
3588 | ExtParameterInfo withABI(ParameterABI kind) const { |
3589 | ExtParameterInfo copy = *this; |
3590 | copy.Data = (copy.Data & ~ABIMask) | unsigned(kind); |
3591 | return copy; |
3592 | } |
3593 | |
3594 | |
3595 | |
3596 | bool isConsumed() const { return (Data & IsConsumed); } |
3597 | ExtParameterInfo withIsConsumed(bool consumed) const { |
3598 | ExtParameterInfo copy = *this; |
3599 | if (consumed) |
3600 | copy.Data |= IsConsumed; |
3601 | else |
3602 | copy.Data &= ~IsConsumed; |
3603 | return copy; |
3604 | } |
3605 | |
3606 | bool hasPassObjectSize() const { return Data & HasPassObjSize; } |
3607 | ExtParameterInfo withHasPassObjectSize() const { |
3608 | ExtParameterInfo Copy = *this; |
3609 | Copy.Data |= HasPassObjSize; |
3610 | return Copy; |
3611 | } |
3612 | |
3613 | bool isNoEscape() const { return Data & IsNoEscape; } |
3614 | ExtParameterInfo withIsNoEscape(bool NoEscape) const { |
3615 | ExtParameterInfo Copy = *this; |
3616 | if (NoEscape) |
3617 | Copy.Data |= IsNoEscape; |
3618 | else |
3619 | Copy.Data &= ~IsNoEscape; |
3620 | return Copy; |
3621 | } |
3622 | |
3623 | unsigned char getOpaqueValue() const { return Data; } |
3624 | static ExtParameterInfo getFromOpaqueValue(unsigned char data) { |
3625 | ExtParameterInfo result; |
3626 | result.Data = data; |
3627 | return result; |
3628 | } |
3629 | |
3630 | friend bool operator==(ExtParameterInfo lhs, ExtParameterInfo rhs) { |
3631 | return lhs.Data == rhs.Data; |
3632 | } |
3633 | |
3634 | friend bool operator!=(ExtParameterInfo lhs, ExtParameterInfo rhs) { |
3635 | return lhs.Data != rhs.Data; |
3636 | } |
3637 | }; |
3638 | |
3639 | |
3640 | |
3641 | |
3642 | |
3643 | |
3644 | |
3645 | |
3646 | |
3647 | |
3648 | |
3649 | |
3650 | |
3651 | |
3652 | |
3653 | |
3654 | |
3655 | |
3656 | |
3657 | |
3658 | |
3659 | class ExtInfo { |
3660 | friend class FunctionType; |
3661 | |
3662 | |
3663 | |
3664 | |
3665 | |
3666 | |
3667 | |
3668 | |
3669 | |
3670 | enum { CallConvMask = 0x1F }; |
3671 | enum { NoReturnMask = 0x20 }; |
3672 | enum { ProducesResultMask = 0x40 }; |
3673 | enum { NoCallerSavedRegsMask = 0x80 }; |
3674 | enum { |
3675 | RegParmMask = 0x700, |
3676 | RegParmOffset = 8 |
3677 | }; |
3678 | enum { NoCfCheckMask = 0x800 }; |
3679 | enum { CmseNSCallMask = 0x1000 }; |
3680 | uint16_t Bits = CC_C; |
3681 | |
3682 | ExtInfo(unsigned Bits) : Bits(static_cast<uint16_t>(Bits)) {} |
3683 | |
3684 | public: |
3685 | |
3686 | |
3687 | ExtInfo(bool noReturn, bool hasRegParm, unsigned regParm, CallingConv cc, |
3688 | bool producesResult, bool noCallerSavedRegs, bool NoCfCheck, |
3689 | bool cmseNSCall) { |
3690 | assert((!hasRegParm || regParm < 7) && "Invalid regparm value"); |
3691 | Bits = ((unsigned)cc) | (noReturn ? NoReturnMask : 0) | |
3692 | (producesResult ? ProducesResultMask : 0) | |
3693 | (noCallerSavedRegs ? NoCallerSavedRegsMask : 0) | |
3694 | (hasRegParm ? ((regParm + 1) << RegParmOffset) : 0) | |
3695 | (NoCfCheck ? NoCfCheckMask : 0) | |
3696 | (cmseNSCall ? CmseNSCallMask : 0); |
3697 | } |
3698 | |
3699 | |
3700 | |
3701 | ExtInfo() = default; |
3702 | |
3703 | |
3704 | |
3705 | ExtInfo(CallingConv CC) : Bits(CC) {} |
3706 | |
3707 | bool getNoReturn() const { return Bits & NoReturnMask; } |
3708 | bool getProducesResult() const { return Bits & ProducesResultMask; } |
3709 | bool getCmseNSCall() const { return Bits & CmseNSCallMask; } |
3710 | bool getNoCallerSavedRegs() const { return Bits & NoCallerSavedRegsMask; } |
3711 | bool getNoCfCheck() const { return Bits & NoCfCheckMask; } |
3712 | bool getHasRegParm() const { return ((Bits & RegParmMask) >> RegParmOffset) != 0; } |
3713 | |
3714 | unsigned getRegParm() const { |
3715 | unsigned RegParm = (Bits & RegParmMask) >> RegParmOffset; |
3716 | if (RegParm > 0) |
3717 | --RegParm; |
3718 | return RegParm; |
3719 | } |
3720 | |
3721 | CallingConv getCC() const { return CallingConv(Bits & CallConvMask); } |
3722 | |
3723 | bool operator==(ExtInfo Other) const { |
3724 | return Bits == Other.Bits; |
3725 | } |
3726 | bool operator!=(ExtInfo Other) const { |
3727 | return Bits != Other.Bits; |
3728 | } |
3729 | |
3730 | |
3731 | |
3732 | |
3733 | ExtInfo withNoReturn(bool noReturn) const { |
3734 | if (noReturn) |
3735 | return ExtInfo(Bits | NoReturnMask); |
3736 | else |
3737 | return ExtInfo(Bits & ~NoReturnMask); |
3738 | } |
3739 | |
3740 | ExtInfo withProducesResult(bool producesResult) const { |
3741 | if (producesResult) |
3742 | return ExtInfo(Bits | ProducesResultMask); |
3743 | else |
3744 | return ExtInfo(Bits & ~ProducesResultMask); |
3745 | } |
3746 | |
3747 | ExtInfo withCmseNSCall(bool cmseNSCall) const { |
3748 | if (cmseNSCall) |
3749 | return ExtInfo(Bits | CmseNSCallMask); |
3750 | else |
3751 | return ExtInfo(Bits & ~CmseNSCallMask); |
3752 | } |
3753 | |
3754 | ExtInfo withNoCallerSavedRegs(bool noCallerSavedRegs) const { |
3755 | if (noCallerSavedRegs) |
3756 | return ExtInfo(Bits | NoCallerSavedRegsMask); |
3757 | else |
3758 | return ExtInfo(Bits & ~NoCallerSavedRegsMask); |
3759 | } |
3760 | |
3761 | ExtInfo withNoCfCheck(bool noCfCheck) const { |
3762 | if (noCfCheck) |
3763 | return ExtInfo(Bits | NoCfCheckMask); |
3764 | else |
3765 | return ExtInfo(Bits & ~NoCfCheckMask); |
3766 | } |
3767 | |
3768 | ExtInfo withRegParm(unsigned RegParm) const { |
3769 | assert(RegParm < 7 && "Invalid regparm value"); |
3770 | return ExtInfo((Bits & ~RegParmMask) | |
3771 | ((RegParm + 1) << RegParmOffset)); |
3772 | } |
3773 | |
3774 | ExtInfo withCallingConv(CallingConv cc) const { |
3775 | return ExtInfo((Bits & ~CallConvMask) | (unsigned) cc); |
3776 | } |
3777 | |
3778 | void Profile(llvm::FoldingSetNodeID &ID) const { |
3779 | ID.AddInteger(Bits); |
3780 | } |
3781 | }; |
3782 | |
3783 | |
3784 | |
3785 | |
3786 | struct ExceptionType { QualType Type; }; |
3787 | |
3788 | |
3789 | |
3790 | |
3791 | |
3792 | struct alignas(void *) FunctionTypeExtraBitfields { |
3793 | |
3794 | |
3795 | |
3796 | unsigned NumExceptionType; |
3797 | }; |
3798 | |
3799 | protected: |
3800 | FunctionType(TypeClass tc, QualType res, QualType Canonical, |
3801 | TypeDependence Dependence, ExtInfo Info) |
3802 | : Type(tc, Canonical, Dependence), ResultType(res) { |
3803 | FunctionTypeBits.ExtInfo = Info.Bits; |
3804 | } |
3805 | |
3806 | Qualifiers getFastTypeQuals() const { |
3807 | return Qualifiers::fromFastMask(FunctionTypeBits.FastTypeQuals); |
3808 | } |
3809 | |
3810 | public: |
3811 | QualType getReturnType() const { return ResultType; } |
3812 | |
3813 | bool getHasRegParm() const { return getExtInfo().getHasRegParm(); } |
3814 | unsigned getRegParmType() const { return getExtInfo().getRegParm(); } |
3815 | |
3816 | |
3817 | |
3818 | |
3819 | bool getNoReturnAttr() const { return getExtInfo().getNoReturn(); } |
3820 | |
3821 | bool getCmseNSCallAttr() const { return getExtInfo().getCmseNSCall(); } |
3822 | CallingConv getCallConv() const { return getExtInfo().getCC(); } |
3823 | ExtInfo getExtInfo() const { return ExtInfo(FunctionTypeBits.ExtInfo); } |
3824 | |
3825 | static_assert((~Qualifiers::FastMask & Qualifiers::CVRMask) == 0, |
3826 | "Const, volatile and restrict are assumed to be a subset of " |
3827 | "the fast qualifiers."); |
3828 | |
3829 | bool isConst() const { return getFastTypeQuals().hasConst(); } |
3830 | bool isVolatile() const { return getFastTypeQuals().hasVolatile(); } |
3831 | bool isRestrict() const { return getFastTypeQuals().hasRestrict(); } |
3832 | |
3833 | |
3834 | |
3835 | QualType getCallResultType(const ASTContext &Context) const { |
3836 | return getReturnType().getNonLValueExprType(Context); |
3837 | } |
3838 | |
3839 | static StringRef getNameForCallConv(CallingConv CC); |
3840 | |
3841 | static bool classof(const Type *T) { |
3842 | return T->getTypeClass() == FunctionNoProto || |
3843 | T->getTypeClass() == FunctionProto; |
3844 | } |
3845 | }; |
3846 | |
3847 | |
3848 | |
3849 | class FunctionNoProtoType : public FunctionType, public llvm::FoldingSetNode { |
3850 | friend class ASTContext; |
3851 | |
3852 | FunctionNoProtoType(QualType Result, QualType Canonical, ExtInfo Info) |
3853 | : FunctionType(FunctionNoProto, Result, Canonical, |
3854 | Result->getDependence() & |
3855 | ~(TypeDependence::DependentInstantiation | |
3856 | TypeDependence::UnexpandedPack), |
3857 | Info) {} |
3858 | |
3859 | public: |
3860 | |
3861 | |
3862 | bool isSugared() const { return false; } |
3863 | QualType desugar() const { return QualType(this, 0); } |
3864 | |
3865 | void Profile(llvm::FoldingSetNodeID &ID) { |
3866 | Profile(ID, getReturnType(), getExtInfo()); |
3867 | } |
3868 | |
3869 | static void Profile(llvm::FoldingSetNodeID &ID, QualType ResultType, |
3870 | ExtInfo Info) { |
3871 | Info.Profile(ID); |
3872 | ID.AddPointer(ResultType.getAsOpaquePtr()); |
3873 | } |
3874 | |
3875 | static bool classof(const Type *T) { |
3876 | return T->getTypeClass() == FunctionNoProto; |
3877 | } |
3878 | }; |
3879 | |
3880 | |
3881 | |
3882 | |
3883 | |
3884 | |
3885 | |
3886 | |
3887 | class FunctionProtoType final |
3888 | : public FunctionType, |
3889 | public llvm::FoldingSetNode, |
3890 | private llvm::TrailingObjects< |
3891 | FunctionProtoType, QualType, SourceLocation, |
3892 | FunctionType::FunctionTypeExtraBitfields, FunctionType::ExceptionType, |
3893 | Expr *, FunctionDecl *, FunctionType::ExtParameterInfo, Qualifiers> { |
3894 | friend class ASTContext; |
3895 | friend TrailingObjects; |
3896 | |
3897 | |
3898 | |
3899 | |
3900 | |
3901 | |
3902 | |
3903 | |
3904 | |
3905 | |
3906 | |
3907 | |
3908 | |
3909 | |
3910 | |
3911 | |
3912 | |
3913 | |
3914 | |
3915 | |
3916 | |
3917 | |
3918 | |
3919 | |
3920 | |
3921 | |
3922 | |
3923 | |
3924 | |
3925 | |
3926 | |
3927 | |
3928 | |
3929 | |
3930 | |
3931 | |
3932 | |
3933 | |
3934 | |
3935 | |
3936 | |
3937 | |
3938 | |
3939 | public: |
3940 | |
3941 | |
3942 | |
3943 | |
3944 | struct ExceptionSpecInfo { |
3945 | |
3946 | ExceptionSpecificationType Type = EST_None; |
3947 | |
3948 | |
3949 | ArrayRef<QualType> Exceptions; |
3950 | |
3951 | |
3952 | Expr *NoexceptExpr = nullptr; |
3953 | |
3954 | |
3955 | |
3956 | FunctionDecl *SourceDecl = nullptr; |
3957 | |
3958 | |
3959 | |
3960 | FunctionDecl *SourceTemplate = nullptr; |
3961 | |
3962 | ExceptionSpecInfo() = default; |
3963 | |
3964 | ExceptionSpecInfo(ExceptionSpecificationType EST) : Type(EST) {} |
3965 | }; |
3966 | |
3967 | |
3968 | |
3969 | |
3970 | struct ExtProtoInfo { |
3971 | FunctionType::ExtInfo ExtInfo; |
3972 | bool Variadic : 1; |
3973 | bool HasTrailingReturn : 1; |
3974 | Qualifiers TypeQuals; |
3975 | RefQualifierKind RefQualifier = RQ_None; |
3976 | ExceptionSpecInfo ExceptionSpec; |
3977 | const ExtParameterInfo *ExtParameterInfos = nullptr; |
3978 | SourceLocation EllipsisLoc; |
3979 | |
3980 | ExtProtoInfo() : Variadic(false), HasTrailingReturn(false) {} |
3981 | |
3982 | ExtProtoInfo(CallingConv CC) |
3983 | : ExtInfo(CC), Variadic(false), HasTrailingReturn(false) {} |
3984 | |
3985 | ExtProtoInfo withExceptionSpec(const ExceptionSpecInfo &ESI) { |
3986 | ExtProtoInfo Result(*this); |
3987 | Result.ExceptionSpec = ESI; |
3988 | return Result; |
3989 | } |
3990 | }; |
3991 | |
3992 | private: |
3993 | unsigned numTrailingObjects(OverloadToken<QualType>) const { |
3994 | return getNumParams(); |
3995 | } |
3996 | |
3997 | unsigned numTrailingObjects(OverloadToken<SourceLocation>) const { |
3998 | return isVariadic(); |
3999 | } |
4000 | |
4001 | unsigned numTrailingObjects(OverloadToken<FunctionTypeExtraBitfields>) const { |
4002 | return hasExtraBitfields(); |
4003 | } |
4004 | |
4005 | unsigned numTrailingObjects(OverloadToken<ExceptionType>) const { |
4006 | return getExceptionSpecSize().NumExceptionType; |
4007 | } |
4008 | |
4009 | unsigned numTrailingObjects(OverloadToken<Expr *>) const { |
4010 | return getExceptionSpecSize().NumExprPtr; |
4011 | } |
4012 | |
4013 | unsigned numTrailingObjects(OverloadToken<FunctionDecl *>) const { |
4014 | return getExceptionSpecSize().NumFunctionDeclPtr; |
4015 | } |
4016 | |
4017 | unsigned numTrailingObjects(OverloadToken<ExtParameterInfo>) const { |
4018 | return hasExtParameterInfos() ? getNumParams() : 0; |
4019 | } |
4020 | |
4021 | |
4022 | |
4023 | static bool containsAnyUnexpandedParameterPack(const QualType *ArgArray, |
4024 | unsigned numArgs) { |
4025 | for (unsigned Idx = 0; Idx < numArgs; ++Idx) |
4026 | if (ArgArray[Idx]->containsUnexpandedParameterPack()) |
4027 | return true; |
4028 | |
4029 | return false; |
4030 | } |
4031 | |
4032 | FunctionProtoType(QualType result, ArrayRef<QualType> params, |
4033 | QualType canonical, const ExtProtoInfo &epi); |
4034 | |
4035 | |
4036 | |
4037 | |
4038 | struct ExceptionSpecSizeHolder { |
4039 | unsigned NumExceptionType; |
4040 | unsigned NumExprPtr; |
4041 | unsigned NumFunctionDeclPtr; |
4042 | }; |
4043 | |
4044 | |
4045 | |
4046 | static ExceptionSpecSizeHolder |
4047 | getExceptionSpecSize(ExceptionSpecificationType EST, unsigned NumExceptions) { |
4048 | switch (EST) { |
4049 | case EST_None: |
4050 | case EST_DynamicNone: |
4051 | case EST_MSAny: |
4052 | case EST_BasicNoexcept: |
4053 | case EST_Unparsed: |
4054 | case EST_NoThrow: |
4055 | return {0, 0, 0}; |
4056 | |
4057 | case EST_Dynamic: |
4058 | return {NumExceptions, 0, 0}; |
4059 | |
4060 | case EST_DependentNoexcept: |
4061 | case EST_NoexceptFalse: |
4062 | case EST_NoexceptTrue: |
4063 | return {0, 1, 0}; |
4064 | |
4065 | case EST_Uninstantiated: |
4066 | return {0, 0, 2}; |
4067 | |
4068 | case EST_Unevaluated: |
4069 | return {0, 0, 1}; |
4070 | } |
4071 | llvm_unreachable("bad exception specification kind"); |
4072 | } |
4073 | |
4074 | |
4075 | |
4076 | ExceptionSpecSizeHolder getExceptionSpecSize() const { |
4077 | return getExceptionSpecSize(getExceptionSpecType(), getNumExceptions()); |
4078 | } |
4079 | |
4080 | |
4081 | static bool hasExtraBitfields(ExceptionSpecificationType EST) { |
4082 | |
4083 | |
4084 | return EST == EST_Dynamic; |
4085 | } |
4086 | |
4087 | |
4088 | bool hasExtraBitfields() const { |
4089 | return hasExtraBitfields(getExceptionSpecType()); |
4090 | } |
4091 | |
4092 | bool hasExtQualifiers() const { |
4093 | return FunctionTypeBits.HasExtQuals; |
4094 | } |
4095 | |
4096 | public: |
4097 | unsigned getNumParams() const { return FunctionTypeBits.NumParams; } |
4098 | |
4099 | QualType getParamType(unsigned i) const { |
4100 | assert(i < getNumParams() && "invalid parameter index"); |
4101 | return param_type_begin()[i]; |
4102 | } |
4103 | |
4104 | ArrayRef<QualType> getParamTypes() const { |
4105 | return llvm::makeArrayRef(param_type_begin(), param_type_end()); |
4106 | } |
4107 | |
4108 | ExtProtoInfo getExtProtoInfo() const { |
4109 | ExtProtoInfo EPI; |
4110 | EPI.ExtInfo = getExtInfo(); |
4111 | EPI.Variadic = isVariadic(); |
4112 | EPI.EllipsisLoc = getEllipsisLoc(); |
4113 | EPI.HasTrailingReturn = hasTrailingReturn(); |
4114 | EPI.ExceptionSpec = getExceptionSpecInfo(); |
4115 | EPI.TypeQuals = getMethodQuals(); |
4116 | EPI.RefQualifier = getRefQualifier(); |
4117 | EPI.ExtParameterInfos = getExtParameterInfosOrNull(); |
4118 | return EPI; |
4119 | } |
4120 | |
4121 | |
4122 | ExceptionSpecificationType getExceptionSpecType() const { |
4123 | return static_cast<ExceptionSpecificationType>( |
4124 | FunctionTypeBits.ExceptionSpecType); |
4125 | } |
4126 | |
4127 | |
4128 | bool hasExceptionSpec() const { return getExceptionSpecType() != EST_None; } |
4129 | |
4130 | |
4131 | bool hasDynamicExceptionSpec() const { |
4132 | return isDynamicExceptionSpec(getExceptionSpecType()); |
4133 | } |
4134 | |
4135 | |
4136 | bool hasNoexceptExceptionSpec() const { |
4137 | return isNoexceptExceptionSpec(getExceptionSpecType()); |
4138 | } |
4139 | |
4140 | |
4141 | bool hasDependentExceptionSpec() const; |
4142 | |
4143 | |
4144 | |
4145 | bool hasInstantiationDependentExceptionSpec() const; |
4146 | |
4147 | |
4148 | ExceptionSpecInfo getExceptionSpecInfo() const { |
4149 | ExceptionSpecInfo Result; |
4150 | Result.Type = getExceptionSpecType(); |
4151 | if (Result.Type == EST_Dynamic) { |
4152 | Result.Exceptions = exceptions(); |
4153 | } else if (isComputedNoexcept(Result.Type)) { |
4154 | Result.NoexceptExpr = getNoexceptExpr(); |
4155 | } else if (Result.Type == EST_Uninstantiated) { |
4156 | Result.SourceDecl = getExceptionSpecDecl(); |
4157 | Result.SourceTemplate = getExceptionSpecTemplate(); |
4158 | } else if (Result.Type == EST_Unevaluated) { |
4159 | Result.SourceDecl = getExceptionSpecDecl(); |
4160 | } |
4161 | return Result; |
4162 | } |
4163 | |
4164 | |
4165 | unsigned getNumExceptions() const { |
4166 | return getExceptionSpecType() == EST_Dynamic |
4167 | ? getTrailingObjects<FunctionTypeExtraBitfields>() |
4168 | ->NumExceptionType |
4169 | : 0; |
4170 | } |
4171 | |
4172 | |
4173 | QualType getExceptionType(unsigned i) const { |
4174 | assert(i < getNumExceptions() && "Invalid exception number!"); |
4175 | return exception_begin()[i]; |
4176 | } |
4177 | |
4178 | |
4179 | |
4180 | Expr *getNoexceptExpr() const { |
4181 | if (!isComputedNoexcept(getExceptionSpecType())) |
4182 | return nullptr; |
4183 | return *getTrailingObjects<Expr *>(); |
4184 | } |
4185 | |
4186 | |
4187 | |
4188 | |
4189 | |
4190 | FunctionDecl *getExceptionSpecDecl() const { |
4191 | if (getExceptionSpecType() != EST_Uninstantiated && |
4192 | getExceptionSpecType() != EST_Unevaluated) |
4193 | return nullptr; |
4194 | return getTrailingObjects<FunctionDecl *>()[0]; |
4195 | } |
4196 | |
4197 | |
4198 | |
4199 | |
4200 | |
4201 | FunctionDecl *getExceptionSpecTemplate() const { |
4202 | if (getExceptionSpecType() != EST_Uninstantiated) |
4203 | return nullptr; |
4204 | return getTrailingObjects<FunctionDecl *>()[1]; |
4205 | } |
4206 | |
4207 | |
4208 | |
4209 | CanThrowResult canThrow() const; |
4210 | |
4211 | |
4212 | |
4213 | |
4214 | bool isNothrow(bool ResultIfDependent = false) const { |
4215 | return ResultIfDependent ? canThrow() != CT_Can : canThrow() == CT_Cannot; |
4216 | } |
4217 | |
4218 | |
4219 | bool isVariadic() const { return FunctionTypeBits.Variadic; } |
4220 | |
4221 | SourceLocation getEllipsisLoc() const { |
4222 | return isVariadic() ? *getTrailingObjects<SourceLocation>() |
4223 | : SourceLocation(); |
4224 | } |
4225 | |
4226 | |
4227 | |
4228 | |
4229 | |
4230 | |
4231 | |
4232 | bool isTemplateVariadic() const; |
4233 | |
4234 | |
4235 | bool hasTrailingReturn() const { return FunctionTypeBits.HasTrailingReturn; } |
4236 | |
4237 | Qualifiers getMethodQuals() const { |
4238 | if (hasExtQualifiers()) |
4239 | return *getTrailingObjects<Qualifiers>(); |
4240 | else |
4241 | return getFastTypeQuals(); |
4242 | } |
4243 | |
4244 | |
4245 | RefQualifierKind getRefQualifier() const { |
4246 | return static_cast<RefQualifierKind>(FunctionTypeBits.RefQualifier); |
4247 | } |
4248 | |
4249 | using param_type_iterator = const QualType *; |
4250 | using param_type_range = llvm::iterator_range<param_type_iterator>; |
4251 | |
4252 | param_type_range param_types() const { |
4253 | return param_type_range(param_type_begin(), param_type_end()); |
4254 | } |
4255 | |
4256 | param_type_iterator param_type_begin() const { |
4257 | return getTrailingObjects<QualType>(); |
4258 | } |
4259 | |
4260 | param_type_iterator param_type_end() const { |
4261 | return param_type_begin() + getNumParams(); |
4262 | } |
4263 | |
4264 | using exception_iterator = const QualType *; |
4265 | |
4266 | ArrayRef<QualType> exceptions() const { |
4267 | return llvm::makeArrayRef(exception_begin(), exception_end()); |
4268 | } |
4269 | |
4270 | exception_iterator exception_begin() const { |
4271 | return reinterpret_cast<exception_iterator>( |
4272 | getTrailingObjects<ExceptionType>()); |
4273 | } |
4274 | |
4275 | exception_iterator exception_end() const { |
4276 | return exception_begin() + getNumExceptions(); |
4277 | } |
4278 | |
4279 | |
4280 | |
4281 | bool hasExtParameterInfos() const { |
4282 | return FunctionTypeBits.HasExtParameterInfos; |
4283 | } |
4284 | |
4285 | ArrayRef<ExtParameterInfo> getExtParameterInfos() const { |
4286 | assert(hasExtParameterInfos()); |
4287 | return ArrayRef<ExtParameterInfo>(getTrailingObjects<ExtParameterInfo>(), |
4288 | getNumParams()); |
4289 | } |
4290 | |
4291 | |
4292 | |
4293 | |
4294 | const ExtParameterInfo *getExtParameterInfosOrNull() const { |
4295 | if (!hasExtParameterInfos()) |
4296 | return nullptr; |
4297 | return getTrailingObjects<ExtParameterInfo>(); |
4298 | } |
4299 | |
4300 | ExtParameterInfo getExtParameterInfo(unsigned I) const { |
4301 | assert(I < getNumParams() && "parameter index out of range"); |
4302 | if (hasExtParameterInfos()) |
4303 | return getTrailingObjects<ExtParameterInfo>()[I]; |
4304 | return ExtParameterInfo(); |
4305 | } |
4306 | |
4307 | ParameterABI getParameterABI(unsigned I) const { |
4308 | assert(I < getNumParams() && "parameter index out of range"); |
4309 | if (hasExtParameterInfos()) |
4310 | return getTrailingObjects<ExtParameterInfo>()[I].getABI(); |
4311 | return ParameterABI::Ordinary; |
4312 | } |
4313 | |
4314 | bool isParamConsumed(unsigned I) const { |
4315 | assert(I < getNumParams() && "parameter index out of range"); |
4316 | if (hasExtParameterInfos()) |
4317 | return getTrailingObjects<ExtParameterInfo>()[I].isConsumed(); |
4318 | return false; |
4319 | } |
4320 | |
4321 | bool isSugared() const { return false; } |
4322 | QualType desugar() const { return QualType(this, 0); } |
4323 | |
4324 | void printExceptionSpecification(raw_ostream &OS, |
4325 | const PrintingPolicy &Policy) const; |
4326 | |
4327 | static bool classof(const Type *T) { |
4328 | return T->getTypeClass() == FunctionProto; |
4329 | } |
4330 | |
4331 | void Profile(llvm::FoldingSetNodeID &ID, const ASTContext &Ctx); |
4332 | static void Profile(llvm::FoldingSetNodeID &ID, QualType Result, |
4333 | param_type_iterator ArgTys, unsigned NumArgs, |
4334 | const ExtProtoInfo &EPI, const ASTContext &Context, |
4335 | bool Canonical); |
4336 | }; |
4337 | |
4338 | |
4339 | |
4340 | |
4341 | |
4342 | |
4343 | class UnresolvedUsingType : public Type { |
4344 | friend class ASTContext; |
4345 | |
4346 | UnresolvedUsingTypenameDecl *Decl; |
4347 | |
4348 | UnresolvedUsingType(const UnresolvedUsingTypenameDecl *D) |
4349 | : Type(UnresolvedUsing, QualType(), |
4350 | TypeDependence::DependentInstantiation), |
4351 | Decl(const_cast<UnresolvedUsingTypenameDecl *>(D)) {} |
4352 | |
4353 | public: |
4354 | UnresolvedUsingTypenameDecl *getDecl() const { return Decl; } |
4355 | |
4356 | bool isSugared() const { return false; } |
4357 | QualType desugar() const { return QualType(this, 0); } |
4358 | |
4359 | static bool classof(const Type *T) { |
4360 | return T->getTypeClass() == UnresolvedUsing; |
4361 | } |
4362 | |
4363 | void Profile(llvm::FoldingSetNodeID &ID) { |
4364 | return Profile(ID, Decl); |
4365 | } |
4366 | |
4367 | static void Profile(llvm::FoldingSetNodeID &ID, |
4368 | UnresolvedUsingTypenameDecl *D) { |
4369 | ID.AddPointer(D); |
4370 | } |
4371 | }; |
4372 | |
4373 | class TypedefType : public Type { |
4374 | TypedefNameDecl *Decl; |
4375 | |
4376 | private: |
4377 | friend class ASTContext; |
4378 | |
4379 | TypedefType(TypeClass tc, const TypedefNameDecl *D, QualType underlying, |
4380 | QualType can); |
4381 | |
4382 | public: |
4383 | TypedefNameDecl *getDecl() const { return Decl; } |
4384 | |
4385 | bool isSugared() const { return true; } |
4386 | QualType desugar() const; |
4387 | |
4388 | static bool classof(const Type *T) { return T->getTypeClass() == Typedef; } |
4389 | }; |
4390 | |
4391 | |
4392 | |
4393 | class MacroQualifiedType : public Type { |
4394 | friend class ASTContext; |
4395 | |
4396 | QualType UnderlyingTy; |
4397 | const IdentifierInfo *MacroII; |
4398 | |
4399 | MacroQualifiedType(QualType UnderlyingTy, QualType CanonTy, |
4400 | const IdentifierInfo *MacroII) |
4401 | : Type(MacroQualified, CanonTy, UnderlyingTy->getDependence()), |
4402 | UnderlyingTy(UnderlyingTy), MacroII(MacroII) { |
4403 | assert(isa<AttributedType>(UnderlyingTy) && |
4404 | "Expected a macro qualified type to only wrap attributed types."); |
4405 | } |
4406 | |
4407 | public: |
4408 | const IdentifierInfo *getMacroIdentifier() const { return MacroII; } |
4409 | QualType getUnderlyingType() const { return UnderlyingTy; } |
4410 | |
4411 | |
4412 | |
4413 | QualType getModifiedType() const; |
4414 | |
4415 | bool isSugared() const { return true; } |
4416 | QualType desugar() const; |
4417 | |
4418 | static bool classof(const Type *T) { |
4419 | return T->getTypeClass() == MacroQualified; |
4420 | } |
4421 | }; |
4422 | |
4423 | |
4424 | class TypeOfExprType : public Type { |
4425 | Expr *TOExpr; |
4426 | |
4427 | protected: |
4428 | friend class ASTContext; |
4429 | |
4430 | TypeOfExprType(Expr *E, QualType can = QualType()); |
4431 | |
4432 | public: |
4433 | Expr *getUnderlyingExpr() const { return TOExpr; } |
4434 | |
4435 | |
4436 | QualType desugar() const; |
4437 | |
4438 | |
4439 | bool isSugared() const; |
4440 | |
4441 | static bool classof(const Type *T) { return T->getTypeClass() == TypeOfExpr; } |
4442 | }; |
4443 | |
4444 | |
4445 | |
4446 | |
4447 | |
4448 | |
4449 | |
4450 | class DependentTypeOfExprType |
4451 | : public TypeOfExprType, public llvm::FoldingSetNode { |
4452 | const ASTContext &Context; |
4453 | |
4454 | public: |
4455 | DependentTypeOfExprType(const ASTContext &Context, Expr *E) |
4456 | : TypeOfExprType(E), Context(Context) {} |
4457 | |
4458 | void Profile(llvm::FoldingSetNodeID &ID) { |
4459 | Profile(ID, Context, getUnderlyingExpr()); |
4460 | } |
4461 | |
4462 | static void Profile(llvm::FoldingSetNodeID &ID, const ASTContext &Context, |
4463 | Expr *E); |
4464 | }; |
4465 | |
4466 | |
4467 | class TypeOfType : public Type { |
4468 | friend class ASTContext; |
4469 | |
4470 | QualType TOType; |
4471 | |
4472 | TypeOfType(QualType T, QualType can) |
4473 | : Type(TypeOf, can, T->getDependence()), TOType(T) { |
4474 | assert(!isa<TypedefType>(can) && "Invalid canonical type"); |
4475 | } |
4476 | |
4477 | public: |
4478 | QualType getUnderlyingType() const { return TOType; } |
4479 | |
4480 | |
4481 | QualType desugar() const { return getUnderlyingType(); } |
4482 | |
4483 | |
4484 | bool isSugared() const { return true; } |
4485 | |
4486 | static bool classof(const Type *T) { return T->getTypeClass() == TypeOf; } |
4487 | }; |
4488 | |
4489 | |
4490 | class DecltypeType : public Type { |
4491 | Expr *E; |
4492 | QualType UnderlyingType; |
4493 | |
4494 | protected: |
4495 | friend class ASTContext; |
4496 | |
4497 | DecltypeType(Expr *E, QualType underlyingType, QualType can = QualType()); |
4498 | |
4499 | public: |
4500 | Expr *getUnderlyingExpr() const { return E; } |
4501 | QualType getUnderlyingType() const { return UnderlyingType; } |
4502 | |
4503 | |
4504 | QualType desugar() const; |
4505 | |
4506 | |
4507 | bool isSugared() const; |
4508 | |
4509 | static bool classof(const Type *T) { return T->getTypeClass() == Decltype; } |
4510 | }; |
4511 | |
4512 | |
4513 | |
4514 | |
4515 | |
4516 | |
4517 | |
4518 | class DependentDecltypeType : public DecltypeType, public llvm::FoldingSetNode { |
4519 | const ASTContext &Context; |
4520 | |
4521 | public: |
4522 | DependentDecltypeType(const ASTContext &Context, Expr *E); |
4523 | |
4524 | void Profile(llvm::FoldingSetNodeID &ID) { |
4525 | Profile(ID, Context, getUnderlyingExpr()); |
4526 | } |
4527 | |
4528 | static void Profile(llvm::FoldingSetNodeID &ID, const ASTContext &Context, |
4529 | Expr *E); |
4530 | }; |
4531 | |
4532 | |
4533 | class UnaryTransformType : public Type { |
4534 | public: |
4535 | enum UTTKind { |
4536 | EnumUnderlyingType |
4537 | }; |
4538 | |
4539 | private: |
4540 | |
4541 | QualType BaseType; |
4542 | |
4543 | |
4544 | QualType UnderlyingType; |
4545 | |
4546 | UTTKind UKind; |
4547 | |
4548 | protected: |
4549 | friend class ASTContext; |
4550 | |
4551 | UnaryTransformType(QualType BaseTy, QualType UnderlyingTy, UTTKind UKind, |
4552 | QualType CanonicalTy); |
4553 | |
4554 | public: |
4555 | bool isSugared() const { return !isDependentType(); } |
4556 | QualType desugar() const { return UnderlyingType; } |
4557 | |
4558 | QualType getUnderlyingType() const { return UnderlyingType; } |
4559 | QualType getBaseType() const { return BaseType; } |
4560 | |
4561 | UTTKind getUTTKind() const { return UKind; } |
4562 | |
4563 | static bool classof(const Type *T) { |
4564 | return T->getTypeClass() == UnaryTransform; |
4565 | } |
4566 | }; |
4567 | |
4568 | |
4569 | |
4570 | |
4571 | |
4572 | |
4573 | |
4574 | class DependentUnaryTransformType : public UnaryTransformType, |
4575 | public llvm::FoldingSetNode { |
4576 | public: |
4577 | DependentUnaryTransformType(const ASTContext &C, QualType BaseType, |
4578 | UTTKind UKind); |
4579 | |
4580 | void Profile(llvm::FoldingSetNodeID &ID) { |
4581 | Profile(ID, getBaseType(), getUTTKind()); |
4582 | } |
4583 | |
4584 | static void Profile(llvm::FoldingSetNodeID &ID, QualType BaseType, |
4585 | UTTKind UKind) { |
4586 | ID.AddPointer(BaseType.getAsOpaquePtr()); |
4587 | ID.AddInteger((unsigned)UKind); |
4588 | } |
4589 | }; |
4590 | |
4591 | class TagType : public Type { |
4592 | friend class ASTReader; |
4593 | template <class T> friend class serialization::AbstractTypeReader; |
4594 | |
4595 | |
4596 | |
4597 | TagDecl *decl; |
4598 | |
4599 | protected: |
4600 | TagType(TypeClass TC, const TagDecl *D, QualType can); |
4601 | |
4602 | public: |
4603 | TagDecl *getDecl() const; |
4604 | |
4605 | |
4606 | bool isBeingDefined() const; |
4607 | |
4608 | static bool classof(const Type *T) { |
4609 | return T->getTypeClass() == Enum || T->getTypeClass() == Record; |
4610 | } |
4611 | }; |
4612 | |
4613 | |
4614 | |
4615 | class RecordType : public TagType { |
4616 | protected: |
4617 | friend class ASTContext; |
4618 | |
4619 | explicit RecordType(const RecordDecl *D) |
4620 | : TagType(Record, reinterpret_cast<const TagDecl*>(D), QualType()) {} |
4621 | explicit RecordType(TypeClass TC, RecordDecl *D) |
4622 | : TagType(TC, reinterpret_cast<const TagDecl*>(D), QualType()) {} |
4623 | |
4624 | public: |
4625 | RecordDecl *getDecl() const { |
4626 | return reinterpret_cast<RecordDecl*>(TagType::getDecl()); |
4627 | } |
4628 | |
4629 | |
4630 | |
4631 | bool hasConstFields() const; |
4632 | |
4633 | bool isSugared() const { return false; } |
4634 | QualType desugar() const { return QualType(this, 0); } |
4635 | |
4636 | static bool classof(const Type *T) { return T->getTypeClass() == Record; } |
4637 | }; |
4638 | |
4639 | |
4640 | |
4641 | class EnumType : public TagType { |
4642 | friend class ASTContext; |
4643 | |
4644 | explicit EnumType(const EnumDecl *D) |
4645 | : TagType(Enum, reinterpret_cast<const TagDecl*>(D), QualType()) {} |
4646 | |
4647 | public: |
4648 | EnumDecl *getDecl() const { |
4649 | return reinterpret_cast<EnumDecl*>(TagType::getDecl()); |
4650 | } |
4651 | |
4652 | bool isSugared() const { return false; } |
4653 | QualType desugar() const { return QualType(this, 0); } |
4654 | |
4655 | static bool classof(const Type *T) { return T->getTypeClass() == Enum; } |
4656 | }; |
4657 | |
4658 | |
4659 | |
4660 | |
4661 | |
4662 | |
4663 | |
4664 | |
4665 | |
4666 | |
4667 | |
4668 | |
4669 | |
4670 | class AttributedType : public Type, public llvm::FoldingSetNode { |
4671 | public: |
4672 | using Kind = attr::Kind; |
4673 | |
4674 | private: |
4675 | friend class ASTContext; |
4676 | |
4677 | QualType ModifiedType; |
4678 | QualType EquivalentType; |
4679 | |
4680 | AttributedType(QualType canon, attr::Kind attrKind, QualType modified, |
4681 | QualType equivalent) |
4682 | : Type(Attributed, canon, equivalent->getDependence()), |
4683 | ModifiedType(modified), EquivalentType(equivalent) { |
4684 | AttributedTypeBits.AttrKind = attrKind; |
4685 | } |
4686 | |
4687 | public: |
4688 | Kind getAttrKind() const { |
4689 | return static_cast<Kind>(AttributedTypeBits.AttrKind); |
4690 | } |
4691 | |
4692 | QualType getModifiedType() const { return ModifiedType; } |
4693 | QualType getEquivalentType() const { return EquivalentType; } |
4694 | |
4695 | bool isSugared() const { return true; } |
4696 | QualType desugar() const { return getEquivalentType(); } |
4697 | |
4698 | |
4699 | |
4700 | |
4701 | |
4702 | |
4703 | |
4704 | |
4705 | |
4706 | |
4707 | |
4708 | |
4709 | |
4710 | |
4711 | |
4712 | |
4713 | bool isQualifier() const; |
4714 | |
4715 | bool isMSTypeSpec() const; |
4716 | |
4717 | bool isCallingConv() const; |
4718 | |
4719 | llvm::Optional<NullabilityKind> getImmediateNullability() const; |
4720 | |
4721 | |
4722 | |
4723 | static Kind getNullabilityAttrKind(NullabilityKind kind) { |
4724 | switch (kind) { |
4725 | case NullabilityKind::NonNull: |
4726 | return attr::TypeNonNull; |
4727 | |
4728 | case NullabilityKind::Nullable: |
4729 | return attr::TypeNullable; |
4730 | |
4731 | case NullabilityKind::NullableResult: |
4732 | return attr::TypeNullableResult; |
4733 | |
4734 | case NullabilityKind::Unspecified: |
4735 | return attr::TypeNullUnspecified; |
4736 | } |
4737 | llvm_unreachable("Unknown nullability kind."); |
4738 | } |
4739 | |
4740 | |
4741 | |
4742 | |
4743 | |
4744 | |
4745 | |
4746 | |
4747 | |
4748 | |
4749 | static Optional<NullabilityKind> stripOuterNullability(QualType &T); |
4750 | |
4751 | void Profile(llvm::FoldingSetNodeID &ID) { |
4752 | Profile(ID, getAttrKind(), ModifiedType, EquivalentType); |
4753 | } |
4754 | |
4755 | static void Profile(llvm::FoldingSetNodeID &ID, Kind attrKind, |
4756 | QualType modified, QualType equivalent) { |
4757 | ID.AddInteger(attrKind); |
4758 | ID.AddPointer(modified.getAsOpaquePtr()); |
4759 | ID.AddPointer(equivalent.getAsOpaquePtr()); |
4760 | } |
4761 | |
4762 | static bool classof(const Type *T) { |
4763 | return T->getTypeClass() == Attributed; |
4764 | } |
4765 | }; |
4766 | |
4767 | class TemplateTypeParmType : public Type, public llvm::FoldingSetNode { |
4768 | friend class ASTContext; |
4769 | |
4770 | |
4771 | struct CanonicalTTPTInfo { |
4772 | unsigned Depth : 15; |
4773 | unsigned ParameterPack : 1; |
4774 | unsigned Index : 16; |
4775 | }; |
4776 | |
4777 | union { |
4778 | |
4779 | CanonicalTTPTInfo CanTTPTInfo; |
4780 | |
4781 | |
4782 | TemplateTypeParmDecl *TTPDecl; |
4783 | }; |
4784 | |
4785 | |
4786 | TemplateTypeParmType(TemplateTypeParmDecl *TTPDecl, QualType Canon) |
4787 | : Type(TemplateTypeParm, Canon, |
4788 | TypeDependence::DependentInstantiation | |
4789 | (Canon->getDependence() & TypeDependence::UnexpandedPack)), |
4790 | TTPDecl(TTPDecl) {} |
4791 | |
4792 | |
4793 | TemplateTypeParmType(unsigned D, unsigned I, bool PP) |
4794 | : Type(TemplateTypeParm, QualType(this, 0), |
4795 | TypeDependence::DependentInstantiation | |
4796 | (PP ? TypeDependence::UnexpandedPack : TypeDependence::None)) { |
4797 | CanTTPTInfo.Depth = D; |
4798 | CanTTPTInfo.Index = I; |
4799 | CanTTPTInfo.ParameterPack = PP; |
4800 | } |
4801 | |
4802 | const CanonicalTTPTInfo& getCanTTPTInfo() const { |
4803 | QualType Can = getCanonicalTypeInternal(); |
4804 | return Can->castAs<TemplateTypeParmType>()->CanTTPTInfo; |
4805 | } |
4806 | |
4807 | public: |
4808 | unsigned getDepth() const { return getCanTTPTInfo().Depth; } |
4809 | unsigned getIndex() const { return getCanTTPTInfo().Index; } |
4810 | bool isParameterPack() const { return getCanTTPTInfo().ParameterPack; } |
4811 | |
4812 | TemplateTypeParmDecl *getDecl() const { |
4813 | return isCanonicalUnqualified() ? nullptr : TTPDecl; |
4814 | } |
4815 | |
4816 | IdentifierInfo *getIdentifier() const; |
4817 | |
4818 | bool isSugared() const { return false; } |
4819 | QualType desugar() const { return QualType(this, 0); } |
4820 | |
4821 | void Profile(llvm::FoldingSetNodeID &ID) { |
4822 | Profile(ID, getDepth(), getIndex(), isParameterPack(), getDecl()); |
4823 | } |
4824 | |
4825 | static void Profile(llvm::FoldingSetNodeID &ID, unsigned Depth, |
4826 | unsigned Index, bool ParameterPack, |
4827 | TemplateTypeParmDecl *TTPDecl) { |
4828 | ID.AddInteger(Depth); |
4829 | ID.AddInteger(Index); |
4830 | ID.AddBoolean(ParameterPack); |
4831 | ID.AddPointer(TTPDecl); |
4832 | } |
4833 | |
4834 | static bool classof(const Type *T) { |
4835 | return T->getTypeClass() == TemplateTypeParm; |
4836 | } |
4837 | }; |
4838 | |
4839 | |
4840 | |
4841 | |
4842 | |
4843 | |
4844 | |
4845 | |
4846 | class SubstTemplateTypeParmType : public Type, public llvm::FoldingSetNode { |
4847 | friend class ASTContext; |
4848 | |
4849 | |
4850 | const TemplateTypeParmType *Replaced; |
4851 | |
4852 | SubstTemplateTypeParmType(const TemplateTypeParmType *Param, QualType Canon) |
4853 | : Type(SubstTemplateTypeParm, Canon, Canon->getDependence()), |
4854 | Replaced(Param) {} |
4855 | |
4856 | public: |
4857 | |
4858 | const TemplateTypeParmType *getReplacedParameter() const { |
4859 | return Replaced; |
4860 | } |
4861 | |
4862 | |
4863 | |
4864 | QualType getReplacementType() const { |
4865 | return getCanonicalTypeInternal(); |
4866 | } |
4867 | |
4868 | bool isSugared() const { return true; } |
4869 | QualType desugar() const { return getReplacementType(); } |
4870 | |
4871 | void Profile(llvm::FoldingSetNodeID &ID) { |
4872 | Profile(ID, getReplacedParameter(), getReplacementType()); |
4873 | } |
4874 | |
4875 | static void Profile(llvm::FoldingSetNodeID &ID, |
4876 | const TemplateTypeParmType *Replaced, |
4877 | QualType Replacement) { |
4878 | ID.AddPointer(Replaced); |
4879 | ID.AddPointer(Replacement.getAsOpaquePtr()); |
4880 | } |
4881 | |
4882 | static bool classof(const Type *T) { |
4883 | return T->getTypeClass() == SubstTemplateTypeParm; |
4884 | } |
4885 | }; |
4886 | |
4887 | |
4888 | |
4889 | |
4890 | |
4891 | |
4892 | |
4893 | |
4894 | |
4895 | |
4896 | |
4897 | |
4898 | |
4899 | class SubstTemplateTypeParmPackType : public Type, public llvm::FoldingSetNode { |
4900 | friend class ASTContext; |
4901 | |
4902 | |
4903 | const TemplateTypeParmType *Replaced; |
4904 | |
4905 | |
4906 | |
4907 | const TemplateArgument *Arguments; |
4908 | |
4909 | SubstTemplateTypeParmPackType(const TemplateTypeParmType *Param, |
4910 | QualType Canon, |
4911 | const TemplateArgument &ArgPack); |
4912 | |
4913 | public: |
4914 | IdentifierInfo *getIdentifier() const { return Replaced->getIdentifier(); } |
4915 | |
4916 | |
4917 | const TemplateTypeParmType *getReplacedParameter() const { |
4918 | return Replaced; |
4919 | } |
4920 | |
4921 | unsigned getNumArgs() const { |
4922 | return SubstTemplateTypeParmPackTypeBits.NumArgs; |
4923 | } |
4924 | |
4925 | bool isSugared() const { return false; } |
4926 | QualType desugar() const { return QualType(this, 0); } |
4927 | |
4928 | TemplateArgument getArgumentPack() const; |
4929 | |
4930 | void Profile(llvm::FoldingSetNodeID &ID); |
4931 | static void Profile(llvm::FoldingSetNodeID &ID, |
4932 | const TemplateTypeParmType *Replaced, |
4933 | const TemplateArgument &ArgPack); |
4934 | |
4935 | static bool classof(const Type *T) { |
4936 | return T->getTypeClass() == SubstTemplateTypeParmPack; |
4937 | } |
4938 | }; |
4939 | |
4940 | |
4941 | |
4942 | |
4943 | |
4944 | |
4945 | |
4946 | |
4947 | |
4948 | class DeducedType : public Type { |
4949 | protected: |
4950 | DeducedType(TypeClass TC, QualType DeducedAsType, |
4951 | TypeDependence ExtraDependence) |
4952 | : Type(TC, |
4953 | |
4954 | DeducedAsType.isNull() ? QualType(this, 0) |
4955 | : DeducedAsType.getCanonicalType(), |
4956 | ExtraDependence | (DeducedAsType.isNull() |
4957 | ? TypeDependence::None |
4958 | : DeducedAsType->getDependence() & |
4959 | ~TypeDependence::VariablyModified)) {} |
4960 | |
4961 | public: |
4962 | bool isSugared() const { return !isCanonicalUnqualified(); } |
4963 | QualType desugar() const { return getCanonicalTypeInternal(); } |
4964 | |
4965 | |
4966 | |
4967 | QualType getDeducedType() const { |
4968 | return !isCanonicalUnqualified() ? getCanonicalTypeInternal() : QualType(); |
4969 | } |
4970 | bool isDeduced() const { |
4971 | return !isCanonicalUnqualified() || isDependentType(); |
4972 | } |
4973 | |
4974 | static bool classof(const Type *T) { |
4975 | return T->getTypeClass() == Auto || |
4976 | T->getTypeClass() == DeducedTemplateSpecialization; |
4977 | } |
4978 | }; |
4979 | |
4980 | |
4981 | |
4982 | class alignas(8) AutoType : public DeducedType, public llvm::FoldingSetNode { |
4983 | friend class ASTContext; |
4984 | |
4985 | ConceptDecl *TypeConstraintConcept; |
4986 | |
4987 | AutoType(QualType DeducedAsType, AutoTypeKeyword Keyword, |
4988 | TypeDependence ExtraDependence, ConceptDecl *CD, |
4989 | ArrayRef<TemplateArgument> TypeConstraintArgs); |
4990 | |
4991 | const TemplateArgument *getArgBuffer() const { |
4992 | return reinterpret_cast<const TemplateArgument*>(this+1); |
4993 | } |
4994 | |
4995 | TemplateArgument *getArgBuffer() { |
4996 | return reinterpret_cast<TemplateArgument*>(this+1); |
4997 | } |
4998 | |
4999 | public: |
5000 | |
5001 | const TemplateArgument *getArgs() const { |
5002 | return getArgBuffer(); |
5003 | } |
5004 | |
5005 | |
5006 | unsigned getNumArgs() const { |
5007 | return AutoTypeBits.NumArgs; |
5008 | } |
5009 | |
5010 | const TemplateArgument &getArg(unsigned Idx) const; |
5011 | |
5012 | ArrayRef<TemplateArgument> getTypeConstraintArguments() const { |
5013 | return {getArgs(), getNumArgs()}; |
5014 | } |
5015 | |
5016 | ConceptDecl *getTypeConstraintConcept() const { |
5017 | return TypeConstraintConcept; |
5018 | } |
5019 | |
5020 | bool isConstrained() const { |
5021 | return TypeConstraintConcept != nullptr; |
5022 | } |
5023 | |
5024 | bool isDecltypeAuto() const { |
5025 | return getKeyword() == AutoTypeKeyword::DecltypeAuto; |
5026 | } |
5027 | |
5028 | AutoTypeKeyword getKeyword() const { |
5029 | return (AutoTypeKeyword)AutoTypeBits.Keyword; |
5030 | } |
5031 | |
5032 | void Profile(llvm::FoldingSetNodeID &ID, const ASTContext &Context) { |
5033 | Profile(ID, Context, getDeducedType(), getKeyword(), isDependentType(), |
5034 | getTypeConstraintConcept(), getTypeConstraintArguments()); |
5035 | } |
5036 | |
5037 | static void Profile(llvm::FoldingSetNodeID &ID, const ASTContext &Context, |
5038 | QualType Deduced, AutoTypeKeyword Keyword, |
5039 | bool IsDependent, ConceptDecl *CD, |
5040 | ArrayRef<TemplateArgument> Arguments); |
5041 | |
5042 | static bool classof(const Type *T) { |
5043 | return T->getTypeClass() == Auto; |
5044 | } |
5045 | }; |
5046 | |
5047 | |
5048 | class DeducedTemplateSpecializationType : public DeducedType, |
5049 | public llvm::FoldingSetNode { |
5050 | friend class ASTContext; |
5051 | |
5052 | |
5053 | TemplateName Template; |
5054 | |
5055 | DeducedTemplateSpecializationType(TemplateName Template, |
5056 | QualType DeducedAsType, |
5057 | bool IsDeducedAsDependent) |
5058 | : DeducedType(DeducedTemplateSpecialization, DeducedAsType, |
5059 | toTypeDependence(Template.getDependence()) | |
5060 | (IsDeducedAsDependent |
5061 | ? TypeDependence::DependentInstantiation |
5062 | : TypeDependence::None)), |
5063 | Template(Template) {} |
5064 | |
5065 | public: |
5066 | |
5067 | TemplateName getTemplateName() const { return Template;} |
5068 | |
5069 | void Profile(llvm::FoldingSetNodeID &ID) { |
5070 | Profile(ID, getTemplateName(), getDeducedType(), isDependentType()); |
5071 | } |
5072 | |
5073 | static void Profile(llvm::FoldingSetNodeID &ID, TemplateName Template, |
5074 | QualType Deduced, bool IsDependent) { |
5075 | Template.Profile(ID); |
5076 | ID.AddPointer(Deduced.getAsOpaquePtr()); |
5077 | ID.AddBoolean(IsDependent); |
5078 | } |
5079 | |
5080 | static bool classof(const Type *T) { |
5081 | return T->getTypeClass() == DeducedTemplateSpecialization; |
5082 | } |
5083 | }; |
5084 | |
5085 | |
5086 | |
5087 | |
5088 | |
5089 | |
5090 | |
5091 | |
5092 | |
5093 | |
5094 | |
5095 | |
5096 | |
5097 | |
5098 | |
5099 | |
5100 | |
5101 | |
5102 | |
5103 | |
5104 | |
5105 | class alignas(8) TemplateSpecializationType |
5106 | : public Type, |
5107 | public llvm::FoldingSetNode { |
5108 | friend class ASTContext; |
5109 | |
5110 | |
5111 | |
5112 | |
5113 | |
5114 | |
5115 | |
5116 | |
5117 | TemplateName Template; |
5118 | |
5119 | TemplateSpecializationType(TemplateName T, |
5120 | ArrayRef<TemplateArgument> Args, |
5121 | QualType Canon, |
5122 | QualType Aliased); |
5123 | |
5124 | public: |
5125 | |
5126 | |
5127 | |
5128 | |
5129 | |
5130 | |
5131 | |
5132 | |
5133 | |
5134 | |
5135 | |
5136 | static bool |
5137 | anyDependentTemplateArguments(ArrayRef<TemplateArgumentLoc> Args, |
5138 | ArrayRef<TemplateArgument> Converted); |
5139 | static bool |
5140 | anyDependentTemplateArguments(const TemplateArgumentListInfo &, |
5141 | ArrayRef<TemplateArgument> Converted); |
5142 | static bool anyInstantiationDependentTemplateArguments( |
5143 | ArrayRef<TemplateArgumentLoc> Args); |
5144 | |
5145 | |
5146 | |
5147 | bool isCurrentInstantiation() const { |
5148 | return isa<InjectedClassNameType>(getCanonicalTypeInternal()); |
5149 | } |
5150 | |
5151 | |
5152 | |
5153 | |
5154 | |
5155 | |
5156 | |
5157 | |
5158 | |
5159 | |
5160 | |
5161 | |
5162 | |
5163 | |
5164 | |
5165 | |
5166 | bool isTypeAlias() const { return TemplateSpecializationTypeBits.TypeAlias; } |
5167 | |
5168 | |
5169 | |
5170 | QualType getAliasedType() const { |
5171 | assert(isTypeAlias() && "not a type alias template specialization"); |
5172 | return *reinterpret_cast<const QualType*>(end()); |
5173 | } |
5174 | |
5175 | using iterator = const TemplateArgument *; |
5176 | |
5177 | iterator begin() const { return getArgs(); } |
5178 | iterator end() const; |
5179 | |
5180 | |
5181 | TemplateName getTemplateName() const { return Template; } |
5182 | |
5183 | |
5184 | const TemplateArgument *getArgs() const { |
5185 | return reinterpret_cast<const TemplateArgument *>(this + 1); |
5186 | } |
5187 | |
5188 | |
5189 | unsigned getNumArgs() const { |
5190 | return TemplateSpecializationTypeBits.NumArgs; |
5191 | } |
5192 | |
5193 | |
5194 | |
5195 | const TemplateArgument &getArg(unsigned Idx) const; |
5196 | |
5197 | ArrayRef<TemplateArgument> template_arguments() const { |
5198 | return {getArgs(), getNumArgs()}; |
5199 | } |
5200 | |
5201 | bool isSugared() const { |
5202 | return !isDependentType() || isCurrentInstantiation() || isTypeAlias(); |
5203 | } |
5204 | |
5205 | QualType desugar() const { |
5206 | return isTypeAlias() ? getAliasedType() : getCanonicalTypeInternal(); |
5207 | } |
5208 | |
5209 | void Profile(llvm::FoldingSetNodeID &ID, const ASTContext &Ctx) { |
5210 | Profile(ID, Template, template_arguments(), Ctx); |
5211 | if (isTypeAlias()) |
5212 | getAliasedType().Profile(ID); |
5213 | } |
5214 | |
5215 | static void Profile(llvm::FoldingSetNodeID &ID, TemplateName T, |
5216 | ArrayRef<TemplateArgument> Args, |
5217 | const ASTContext &Context); |
5218 | |
5219 | static bool classof(const Type *T) { |
5220 | return T->getTypeClass() == TemplateSpecialization; |
5221 | } |
5222 | }; |
5223 | |
5224 | |
5225 | |
5226 | void printTemplateArgumentList(raw_ostream &OS, |
5227 | ArrayRef<TemplateArgument> Args, |
5228 | const PrintingPolicy &Policy, |
5229 | const TemplateParameterList *TPL = nullptr); |
5230 | |
5231 | void printTemplateArgumentList(raw_ostream &OS, |
5232 | ArrayRef<TemplateArgumentLoc> Args, |
5233 | const PrintingPolicy &Policy, |
5234 | const TemplateParameterList *TPL = nullptr); |
5235 | |
5236 | void printTemplateArgumentList(raw_ostream &OS, |
5237 | const TemplateArgumentListInfo &Args, |
5238 | const PrintingPolicy &Policy, |
5239 | const TemplateParameterList *TPL = nullptr); |
5240 | |
5241 | |
5242 | |
5243 | |
5244 | |
5245 | |
5246 | |
5247 | |
5248 | |
5249 | |
5250 | |
5251 | |
5252 | |
5253 | |
5254 | |
5255 | |
5256 | |
5257 | |
5258 | class InjectedClassNameType : public Type { |
5259 | friend class ASTContext; |
5260 | friend class ASTNodeImporter; |
5261 | friend class ASTReader; |
5262 | |
5263 | |
5264 | template <class T> friend class serialization::AbstractTypeReader; |
5265 | |
5266 | CXXRecordDecl *Decl; |
5267 | |
5268 | |
5269 | |
5270 | |
5271 | |
5272 | |
5273 | |
5274 | |
5275 | |
5276 | |
5277 | QualType InjectedType; |
5278 | |
5279 | InjectedClassNameType(CXXRecordDecl *D, QualType TST) |
5280 | : Type(InjectedClassName, QualType(), |
5281 | TypeDependence::DependentInstantiation), |
5282 | Decl(D), InjectedType(TST) { |
5283 | assert(isa<TemplateSpecializationType>(TST)); |
5284 | assert(!TST.hasQualifiers()); |
5285 | assert(TST->isDependentType()); |
5286 | } |
5287 | |
5288 | public: |
5289 | QualType getInjectedSpecializationType() const { return InjectedType; } |
5290 | |
5291 | const TemplateSpecializationType *getInjectedTST() const { |
5292 | return cast<TemplateSpecializationType>(InjectedType.getTypePtr()); |
5293 | } |
5294 | |
5295 | TemplateName getTemplateName() const { |
5296 | return getInjectedTST()->getTemplateName(); |
5297 | } |
5298 | |
5299 | CXXRecordDecl *getDecl() const; |
5300 | |
5301 | bool isSugared() const { return false; } |
5302 | QualType desugar() const { return QualType(this, 0); } |
5303 | |
5304 | static bool classof(const Type *T) { |
5305 | return T->getTypeClass() == InjectedClassName; |
5306 | } |
5307 | }; |
5308 | |
5309 | |
5310 | enum TagTypeKind { |
5311 | |
5312 | TTK_Struct, |
5313 | |
5314 | |
5315 | TTK_Interface, |
5316 | |
5317 | |
5318 | TTK_Union, |
5319 | |
5320 | |
5321 | TTK_Class, |
5322 | |
5323 | |
5324 | TTK_Enum |
5325 | }; |
5326 | |
5327 | |
5328 | |
5329 | enum ElaboratedTypeKeyword { |
5330 | |
5331 | ETK_Struct, |
5332 | |
5333 | |
5334 | ETK_Interface, |
5335 | |
5336 | |
5337 | ETK_Union, |
5338 | |
5339 | |
5340 | ETK_Class, |
5341 | |
5342 | |
5343 | ETK_Enum, |
5344 | |
5345 | |
5346 | |
5347 | ETK_Typename, |
5348 | |
5349 | |
5350 | ETK_None |
5351 | }; |
5352 | |
5353 | |
5354 | |
5355 | |
5356 | |
5357 | class TypeWithKeyword : public Type { |
5358 | protected: |
5359 | TypeWithKeyword(ElaboratedTypeKeyword Keyword, TypeClass tc, |
5360 | QualType Canonical, TypeDependence Dependence) |
5361 | : Type(tc, Canonical, Dependence) { |
5362 | TypeWithKeywordBits.Keyword = Keyword; |
5363 | } |
5364 | |
5365 | public: |
5366 | ElaboratedTypeKeyword getKeyword() const { |
5367 | return static_cast<ElaboratedTypeKeyword>(TypeWithKeywordBits.Keyword); |
5368 | } |
5369 | |
5370 | |
5371 | static ElaboratedTypeKeyword getKeywordForTypeSpec(unsigned TypeSpec); |
5372 | |
5373 | |
5374 | |
5375 | static TagTypeKind getTagTypeKindForTypeSpec(unsigned TypeSpec); |
5376 | |
5377 | |
5378 | static ElaboratedTypeKeyword getKeywordForTagTypeKind(TagTypeKind Tag); |
5379 | |
5380 | |
5381 | |
5382 | |
5383 | static TagTypeKind getTagTypeKindForKeyword(ElaboratedTypeKeyword Keyword); |
5384 | |
5385 | static bool KeywordIsTagTypeKind(ElaboratedTypeKeyword Keyword); |
5386 | |
5387 | static StringRef getKeywordName(ElaboratedTypeKeyword Keyword); |
5388 | |
5389 | static StringRef getTagTypeKindName(TagTypeKind Kind) { |
5390 | return getKeywordName(getKeywordForTagTypeKind(Kind)); |
5391 | } |
5392 | |
5393 | class CannotCastToThisType {}; |
5394 | static CannotCastToThisType classof(const Type *); |
5395 | }; |
5396 | |
5397 | |
5398 | |
5399 | |
5400 | |
5401 | |
5402 | |
5403 | |
5404 | |
5405 | class ElaboratedType final |
5406 | : public TypeWithKeyword, |
5407 | public llvm::FoldingSetNode, |
5408 | private llvm::TrailingObjects<ElaboratedType, TagDecl *> { |
5409 | friend class ASTContext; |
5410 | friend TrailingObjects; |
5411 | |
5412 | |
5413 | NestedNameSpecifier *NNS; |
5414 | |
5415 | |
5416 | QualType NamedType; |
5417 | |
5418 | |
5419 | |
5420 | |
5421 | |
5422 | ElaboratedType(ElaboratedTypeKeyword Keyword, NestedNameSpecifier *NNS, |
5423 | QualType NamedType, QualType CanonType, TagDecl *OwnedTagDecl) |
5424 | : TypeWithKeyword(Keyword, Elaborated, CanonType, |
5425 | |
5426 | |
5427 | |
5428 | |
5429 | NamedType->getDependence() | |
5430 | (NNS ? toSyntacticDependence( |
5431 | toTypeDependence(NNS->getDependence())) |
5432 | : TypeDependence::None)), |
5433 | NNS(NNS), NamedType(NamedType) { |
5434 | ElaboratedTypeBits.HasOwnedTagDecl = false; |
5435 | if (OwnedTagDecl) { |
5436 | ElaboratedTypeBits.HasOwnedTagDecl = true; |
5437 | *getTrailingObjects<TagDecl *>() = OwnedTagDecl; |
5438 | } |
5439 | assert(!(Keyword == ETK_None && NNS == nullptr) && |
5440 | "ElaboratedType cannot have elaborated type keyword " |
5441 | "and name qualifier both null."); |
5442 | } |
5443 | |
5444 | public: |
5445 | |
5446 | NestedNameSpecifier *getQualifier() const { return NNS; } |
5447 | |
5448 | |
5449 | QualType getNamedType() const { return NamedType; } |
5450 | |
5451 | |
5452 | QualType desugar() const { return getNamedType(); } |
5453 | |
5454 | |
5455 | bool isSugared() const { return true; } |
5456 | |
5457 | |
5458 | |
5459 | TagDecl *getOwnedTagDecl() const { |
5460 | return ElaboratedTypeBits.HasOwnedTagDecl ? *getTrailingObjects<TagDecl *>() |
5461 | : nullptr; |
5462 | } |
5463 | |
5464 | void Profile(llvm::FoldingSetNodeID &ID) { |
5465 | Profile(ID, getKeyword(), NNS, NamedType, getOwnedTagDecl()); |
5466 | } |
5467 | |
5468 | static void Profile(llvm::FoldingSetNodeID &ID, ElaboratedTypeKeyword Keyword, |
5469 | NestedNameSpecifier *NNS, QualType NamedType, |
5470 | TagDecl *OwnedTagDecl) { |
5471 | ID.AddInteger(Keyword); |
5472 | ID.AddPointer(NNS); |
5473 | NamedType.Profile(ID); |
5474 | ID.AddPointer(OwnedTagDecl); |
5475 | } |
5476 | |
5477 | static bool classof(const Type *T) { return T->getTypeClass() == Elaborated; } |
5478 | }; |
5479 | |
5480 | |
5481 | |
5482 | |
5483 | |
5484 | |
5485 | |
5486 | |
5487 | |
5488 | |
5489 | |
5490 | |
5491 | |
5492 | class DependentNameType : public TypeWithKeyword, public llvm::FoldingSetNode { |
5493 | friend class ASTContext; |
5494 | |
5495 | |
5496 | NestedNameSpecifier *NNS; |
5497 | |
5498 | |
5499 | const IdentifierInfo *Name; |
5500 | |
5501 | DependentNameType(ElaboratedTypeKeyword Keyword, NestedNameSpecifier *NNS, |
5502 | const IdentifierInfo *Name, QualType CanonType) |
5503 | : TypeWithKeyword(Keyword, DependentName, CanonType, |
5504 | TypeDependence::DependentInstantiation | |
5505 | toTypeDependence(NNS->getDependence())), |
5506 | NNS(NNS), Name(Name) {} |
5507 | |
5508 | public: |
5509 | |
5510 | NestedNameSpecifier *getQualifier() const { return NNS; } |
5511 | |
5512 | |
5513 | |
5514 | |
5515 | |
5516 | |
5517 | const IdentifierInfo *getIdentifier() const { |
5518 | return Name; |
5519 | } |
5520 | |
5521 | bool isSugared() const { return false; } |
5522 | QualType desugar() const { return QualType(this, 0); } |
5523 | |
5524 | void Profile(llvm::FoldingSetNodeID &ID) { |
5525 | Profile(ID, getKeyword(), NNS, Name); |
5526 | } |
5527 | |
5528 | static void Profile(llvm::FoldingSetNodeID &ID, ElaboratedTypeKeyword Keyword, |
5529 | NestedNameSpecifier *NNS, const IdentifierInfo *Name) { |
5530 | ID.AddInteger(Keyword); |
5531 | ID.AddPointer(NNS); |
5532 | ID.AddPointer(Name); |
5533 | } |
5534 | |
5535 | static bool classof(const Type *T) { |
5536 | return T->getTypeClass() == DependentName; |
5537 | } |
5538 | }; |
5539 | |
5540 | |
5541 | |
5542 | |
5543 | class alignas(8) DependentTemplateSpecializationType |
5544 | : public TypeWithKeyword, |
5545 | public llvm::FoldingSetNode { |
5546 | friend class ASTContext; |
5547 | |
5548 | |
5549 | NestedNameSpecifier *NNS; |
5550 | |
5551 | |
5552 | const IdentifierInfo *Name; |
5553 | |
5554 | DependentTemplateSpecializationType(ElaboratedTypeKeyword Keyword, |
5555 | NestedNameSpecifier *NNS, |
5556 | const IdentifierInfo *Name, |
5557 | ArrayRef<TemplateArgument> Args, |
5558 | QualType Canon); |
5559 | |
5560 | const TemplateArgument *getArgBuffer() const { |
5561 | return reinterpret_cast<const TemplateArgument*>(this+1); |
5562 | } |
5563 | |
5564 | TemplateArgument *getArgBuffer() { |
5565 | return reinterpret_cast<TemplateArgument*>(this+1); |
5566 | } |
5567 | |
5568 | public: |
5569 | NestedNameSpecifier *getQualifier() const { return NNS; } |
5570 | const IdentifierInfo *getIdentifier() const { return Name; } |
5571 | |
5572 | |
5573 | const TemplateArgument *getArgs() const { |
5574 | return getArgBuffer(); |
5575 | } |
5576 | |
5577 | |
5578 | unsigned getNumArgs() const { |
5579 | return DependentTemplateSpecializationTypeBits.NumArgs; |
5580 | } |
5581 | |
5582 | const TemplateArgument &getArg(unsigned Idx) const; |
5583 | |
5584 | ArrayRef<TemplateArgument> template_arguments() const { |
5585 | return {getArgs(), getNumArgs()}; |
5586 | } |
5587 | |
5588 | using iterator = const TemplateArgument *; |
5589 | |
5590 | iterator begin() const { return getArgs(); } |
5591 | iterator end() const; |
5592 | |
5593 | bool isSugared() const { return false; } |
5594 | QualType desugar() const { return QualType(this, 0); } |
5595 | |
5596 | void Profile(llvm::FoldingSetNodeID &ID, const ASTContext &Context) { |
5597 | Profile(ID, Context, getKeyword(), NNS, Name, {getArgs(), getNumArgs()}); |
5598 | } |
5599 | |
5600 | static void Profile(llvm::FoldingSetNodeID &ID, |
5601 | const ASTContext &Context, |
5602 | ElaboratedTypeKeyword Keyword, |
5603 | NestedNameSpecifier *Qualifier, |
5604 | const IdentifierInfo *Name, |
5605 | ArrayRef<TemplateArgument> Args); |
5606 | |
5607 | static bool classof(const Type *T) { |
5608 | return T->getTypeClass() == DependentTemplateSpecialization; |
5609 | } |
5610 | }; |
5611 | |
5612 | |
5613 | |
5614 | |
5615 | |
5616 | |
5617 | |
5618 | |
5619 | |
5620 | |
5621 | |
5622 | |
5623 | |
5624 | |
5625 | |
5626 | |
5627 | |
5628 | |
5629 | |
5630 | |
5631 | |
5632 | |
5633 | |
5634 | class PackExpansionType : public Type, public llvm::FoldingSetNode { |
5635 | friend class ASTContext; |
5636 | |
5637 | |
5638 | QualType Pattern; |
5639 | |
5640 | PackExpansionType(QualType Pattern, QualType Canon, |
5641 | Optional<unsigned> NumExpansions) |
5642 | : Type(PackExpansion, Canon, |
5643 | (Pattern->getDependence() | TypeDependence::Dependent | |
5644 | TypeDependence::Instantiation) & |
5645 | ~TypeDependence::UnexpandedPack), |
5646 | Pattern(Pattern) { |
5647 | PackExpansionTypeBits.NumExpansions = |
5648 | NumExpansions ? *NumExpansions + 1 : 0; |
5649 | } |
5650 | |
5651 | public: |
5652 | |
5653 | |
5654 | |
5655 | QualType getPattern() const { return Pattern; } |
5656 | |
5657 | |
5658 | |
5659 | Optional<unsigned> getNumExpansions() const { |
5660 | if (PackExpansionTypeBits.NumExpansions) |
5661 | return PackExpansionTypeBits.NumExpansions - 1; |
5662 | return None; |
5663 | } |
5664 | |
5665 | bool isSugared() const { return false; } |
5666 | QualType desugar() const { return QualType(this, 0); } |
5667 | |
5668 | void Profile(llvm::FoldingSetNodeID &ID) { |
5669 | Profile(ID, getPattern(), getNumExpansions()); |
5670 | } |
5671 | |
5672 | static void Profile(llvm::FoldingSetNodeID &ID, QualType Pattern, |
5673 | Optional<unsigned> NumExpansions) { |
5674 | ID.AddPointer(Pattern.getAsOpaquePtr()); |
5675 | ID.AddBoolean(NumExpansions.hasValue()); |
5676 | if (NumExpansions) |
5677 | ID.AddInteger(*NumExpansions); |
5678 | } |
5679 | |
5680 | static bool classof(const Type *T) { |
5681 | return T->getTypeClass() == PackExpansion; |
5682 | } |
5683 | }; |
5684 | |
5685 | |
5686 | |
5687 | template <class T> |
5688 | class ObjCProtocolQualifiers { |
5689 | protected: |
5690 | ObjCProtocolQualifiers() = default; |
5691 | |
5692 | ObjCProtocolDecl * const *getProtocolStorage() const { |
5693 | return const_cast<ObjCProtocolQualifiers*>(this)->getProtocolStorage(); |
5694 | } |
5695 | |
5696 | ObjCProtocolDecl **getProtocolStorage() { |
5697 | return static_cast<T*>(this)->getProtocolStorageImpl(); |
5698 | } |
5699 | |
5700 | void setNumProtocols(unsigned N) { |
5701 | static_cast<T*>(this)->setNumProtocolsImpl(N); |
5702 | } |
5703 | |
5704 | void initialize(ArrayRef<ObjCProtocolDecl *> protocols) { |
5705 | setNumProtocols(protocols.size()); |
5706 | assert(getNumProtocols() == protocols.size() && |
5707 | "bitfield overflow in protocol count"); |
5708 | if (!protocols.empty()) |
5709 | memcpy(getProtocolStorage(), protocols.data(), |
5710 | protocols.size() * sizeof(ObjCProtocolDecl*)); |
5711 | } |
5712 | |
5713 | public: |
5714 | using qual_iterator = ObjCProtocolDecl * const *; |
5715 | using qual_range = llvm::iterator_range<qual_iterator>; |
5716 | |
5717 | qual_range quals() const { return qual_range(qual_begin(), qual_end()); } |
5718 | qual_iterator qual_begin() const { return getProtocolStorage(); } |
5719 | qual_iterator qual_end() const { return qual_begin() + getNumProtocols(); } |
5720 | |
5721 | bool qual_empty() const { return getNumProtocols() == 0; } |
5722 | |
5723 | |
5724 | |
5725 | unsigned getNumProtocols() const { |
5726 | return static_cast<const T*>(this)->getNumProtocolsImpl(); |
5727 | } |
5728 | |
5729 | |
5730 | ObjCProtocolDecl *getProtocol(unsigned I) const { |
5731 | assert(I < getNumProtocols() && "Out-of-range protocol access"); |
5732 | return qual_begin()[I]; |
5733 | } |
5734 | |
5735 | |
5736 | ArrayRef<ObjCProtocolDecl *> getProtocols() const { |
5737 | return ArrayRef<ObjCProtocolDecl *>(qual_begin(), getNumProtocols()); |
5738 | } |
5739 | }; |
5740 | |
5741 | |
5742 | |
5743 | class ObjCTypeParamType : public Type, |
5744 | public ObjCProtocolQualifiers<ObjCTypeParamType>, |
5745 | public llvm::FoldingSetNode { |
5746 | friend class ASTContext; |
5747 | friend class ObjCProtocolQualifiers<ObjCTypeParamType>; |
5748 | |
5749 | |
5750 | unsigned NumProtocols : 6; |
5751 | |
5752 | ObjCTypeParamDecl *OTPDecl; |
5753 | |
5754 | |
5755 | |
5756 | |
5757 | ObjCProtocolDecl **getProtocolStorageImpl(); |
5758 | |
5759 | |
5760 | |
5761 | unsigned getNumProtocolsImpl() const { |
5762 | return NumProtocols; |
5763 | } |
5764 | |
5765 | void setNumProtocolsImpl(unsigned N) { |
5766 | NumProtocols = N; |
5767 | } |
5768 | |
5769 | ObjCTypeParamType(const ObjCTypeParamDecl *D, |
5770 | QualType can, |
5771 | ArrayRef<ObjCProtocolDecl *> protocols); |
5772 | |
5773 | public: |
5774 | bool isSugared() const { return true; } |
5775 | QualType desugar() const { return getCanonicalTypeInternal(); } |
5776 | |
5777 | static bool classof(const Type *T) { |
5778 | return T->getTypeClass() == ObjCTypeParam; |
5779 | } |
5780 | |
5781 | void Profile(llvm::FoldingSetNodeID &ID); |
5782 | static void Profile(llvm::FoldingSetNodeID &ID, |
5783 | const ObjCTypeParamDecl *OTPDecl, |
5784 | QualType CanonicalType, |
5785 | ArrayRef<ObjCProtocolDecl *> protocols); |
5786 | |
5787 | ObjCTypeParamDecl *getDecl() const { return OTPDecl; } |
5788 | }; |
5789 | |
5790 | |
5791 | |
5792 | |
5793 | |
5794 | |
5795 | |
5796 | |
5797 | |
5798 | |
5799 | |
5800 | |
5801 | |
5802 | |
5803 | |
5804 | |
5805 | |
5806 | |
5807 | |
5808 | |
5809 | |
5810 | |
5811 | |
5812 | |
5813 | |
5814 | |
5815 | |
5816 | |
5817 | |
5818 | class ObjCObjectType : public Type, |
5819 | public ObjCProtocolQualifiers<ObjCObjectType> { |
5820 | friend class ObjCProtocolQualifiers<ObjCObjectType>; |
5821 | |
5822 | |
5823 | |
5824 | |
5825 | |
5826 | |
5827 | |
5828 | |
5829 | |
5830 | |
5831 | |
5832 | |
5833 | |
5834 | |
5835 | QualType BaseType; |
5836 | |
5837 | |
5838 | mutable llvm::PointerIntPair<const ObjCObjectType *, 1, bool> |
5839 | CachedSuperClassType; |
5840 | |
5841 | QualType *getTypeArgStorage(); |
5842 | const QualType *getTypeArgStorage() const { |
5843 | return const_cast<ObjCObjectType *>(this)->getTypeArgStorage(); |
5844 | } |
5845 | |
5846 | ObjCProtocolDecl **getProtocolStorageImpl(); |
5847 | |
5848 | |
5849 | unsigned getNumProtocolsImpl() const { |
5850 | return ObjCObjectTypeBits.NumProtocols; |
5851 | } |
5852 | void setNumProtocolsImpl(unsigned N) { |
5853 | ObjCObjectTypeBits.NumProtocols = N; |
5854 | } |
5855 | |
5856 | protected: |
5857 | enum Nonce_ObjCInterface { Nonce_ObjCInterface }; |
5858 | |
5859 | ObjCObjectType(QualType Canonical, QualType Base, |
5860 | ArrayRef<QualType> typeArgs, |
5861 | ArrayRef<ObjCProtocolDecl *> protocols, |
5862 | bool isKindOf); |
5863 | |
5864 | ObjCObjectType(enum Nonce_ObjCInterface) |
5865 | : Type(ObjCInterface, QualType(), TypeDependence::None), |
5866 | BaseType(QualType(this_(), 0)) { |
5867 | ObjCObjectTypeBits.NumProtocols = 0; |
5868 | ObjCObjectTypeBits.NumTypeArgs = 0; |
5869 | ObjCObjectTypeBits.IsKindOf = 0; |
5870 | } |
5871 | |
5872 | void computeSuperClassTypeSlow() const; |
5873 | |
5874 | public: |
5875 | |
5876 | |
5877 | |
5878 | |
5879 | |
5880 | |
5881 | QualType getBaseType() const { return BaseType; } |
5882 | |
5883 | bool isObjCId() const { |
5884 | return getBaseType()->isSpecificBuiltinType(BuiltinType::ObjCId); |
5885 | } |
5886 | |
5887 | bool isObjCClass() const { |
5888 | return getBaseType()->isSpecificBuiltinType(BuiltinType::ObjCClass); |
5889 | } |
5890 | |
5891 | bool isObjCUnqualifiedId() const { return qual_empty() && isObjCId(); } |
5892 | bool isObjCUnqualifiedClass() const { return qual_empty() && isObjCClass(); } |
5893 | bool isObjCUnqualifiedIdOrClass() const { |
5894 | if (!qual_empty()) return false; |
5895 | if (const BuiltinType *T = getBaseType()->getAs<BuiltinType>()) |
5896 | return T->getKind() == BuiltinType::ObjCId || |
5897 | T->getKind() == BuiltinType::ObjCClass; |
5898 | return false; |
5899 | } |
5900 | bool isObjCQualifiedId() const { return !qual_empty() && isObjCId(); } |
5901 | bool isObjCQualifiedClass() const { return !qual_empty() && isObjCClass(); } |
5902 | |
5903 | |
5904 | |
5905 | ObjCInterfaceDecl *getInterface() const; |
5906 | |
5907 | |
5908 | |
5909 | bool isSpecialized() const; |
5910 | |
5911 | |
5912 | bool isSpecializedAsWritten() const { |
5913 | return ObjCObjectTypeBits.NumTypeArgs > 0; |
5914 | } |
5915 | |
5916 | |
5917 | |
5918 | bool isUnspecialized() const { return !isSpecialized(); } |
5919 | |
5920 | |
5921 | |
5922 | bool isUnspecializedAsWritten() const { return !isSpecializedAsWritten(); } |
5923 | |
5924 | |
5925 | ArrayRef<QualType> getTypeArgs() const; |
5926 | |
5927 | |
5928 | |
5929 | ArrayRef<QualType> getTypeArgsAsWritten() const { |
5930 | return llvm::makeArrayRef(getTypeArgStorage(), |
5931 | ObjCObjectTypeBits.NumTypeArgs); |
5932 | } |
5933 | |
5934 | |
5935 | bool isKindOfTypeAsWritten() const { return ObjCObjectTypeBits.IsKindOf; } |
5936 | |
5937 | |
5938 | bool isKindOfType() const; |
5939 | |
5940 | |
5941 | |
5942 | |
5943 | |
5944 | |
5945 | |
5946 | QualType getSuperClassType() const { |
5947 | if (!CachedSuperClassType.getInt()) |
5948 | computeSuperClassTypeSlow(); |
5949 | |
5950 | assert(CachedSuperClassType.getInt() && "Superclass not set?"); |
5951 | return QualType(CachedSuperClassType.getPointer(), 0); |
5952 | } |
5953 | |
5954 | |
5955 | |
5956 | QualType stripObjCKindOfTypeAndQuals(const ASTContext &ctx) const; |
5957 | |
5958 | bool isSugared() const { return false; } |
5959 | QualType desugar() const { return QualType(this, 0); } |
5960 | |
5961 | static bool classof(const Type *T) { |
5962 | return T->getTypeClass() == ObjCObject || |
5963 | T->getTypeClass() == ObjCInterface; |
5964 | } |
5965 | }; |
5966 | |
5967 | |
5968 | |
5969 | |
5970 | |
5971 | class ObjCObjectTypeImpl : public ObjCObjectType, public llvm::FoldingSetNode { |
5972 | friend class ASTContext; |
5973 | |
5974 | |
5975 | |
5976 | |
5977 | ObjCObjectTypeImpl(QualType Canonical, QualType Base, |
5978 | ArrayRef<QualType> typeArgs, |
5979 | ArrayRef<ObjCProtocolDecl *> protocols, |
5980 | bool isKindOf) |
5981 | : ObjCObjectType(Canonical, Base, typeArgs, protocols, isKindOf) {} |
5982 | |
5983 | public: |
5984 | void Profile(llvm::FoldingSetNodeID &ID); |
5985 | static void Profile(llvm::FoldingSetNodeID &ID, |
5986 | QualType Base, |
5987 | ArrayRef<QualType> typeArgs, |
5988 | ArrayRef<ObjCProtocolDecl *> protocols, |
5989 | bool isKindOf); |
5990 | }; |
5991 | |
5992 | inline QualType *ObjCObjectType::getTypeArgStorage() { |
5993 | return reinterpret_cast<QualType *>(static_cast<ObjCObjectTypeImpl*>(this)+1); |
5994 | } |
5995 | |
5996 | inline ObjCProtocolDecl **ObjCObjectType::getProtocolStorageImpl() { |
5997 | return reinterpret_cast<ObjCProtocolDecl**>( |
5998 | getTypeArgStorage() + ObjCObjectTypeBits.NumTypeArgs); |
5999 | } |
6000 | |
6001 | inline ObjCProtocolDecl **ObjCTypeParamType::getProtocolStorageImpl() { |
6002 | return reinterpret_cast<ObjCProtocolDecl**>( |
6003 | static_cast<ObjCTypeParamType*>(this)+1); |
6004 | } |
6005 | |
6006 | |
6007 | |
6008 | |
6009 | |
6010 | |
6011 | |
6012 | |
6013 | |
6014 | |
6015 | |
6016 | |
6017 | |
6018 | class ObjCInterfaceType : public ObjCObjectType { |
6019 | friend class ASTContext; |
6020 | friend class ASTReader; |
6021 | friend class ObjCInterfaceDecl; |
6022 | template <class T> friend class serialization::AbstractTypeReader; |
6023 | |
6024 | mutable ObjCInterfaceDecl *Decl; |
6025 | |
6026 | ObjCInterfaceType(const ObjCInterfaceDecl *D) |
6027 | : ObjCObjectType(Nonce_ObjCInterface), |
6028 | Decl(const_cast<ObjCInterfaceDecl*>(D)) {} |
6029 | |
6030 | public: |
6031 | |
6032 | ObjCInterfaceDecl *getDecl() const { return Decl; } |
6033 | |
6034 | bool isSugared() const { return false; } |
6035 | QualType desugar() const { return QualType(this, 0); } |
6036 | |
6037 | static bool classof(const Type *T) { |
6038 | return T->getTypeClass() == ObjCInterface; |
6039 | } |
6040 | |
6041 | |
6042 | |
6043 | |
6044 | |
6045 | enum { |
6046 | qual_iterator, |
6047 | qual_begin, |
6048 | qual_end, |
6049 | getNumProtocols, |
6050 | getProtocol |
6051 | }; |
6052 | }; |
6053 | |
6054 | inline ObjCInterfaceDecl *ObjCObjectType::getInterface() const { |
6055 | QualType baseType = getBaseType(); |
6056 | while (const auto *ObjT = baseType->getAs<ObjCObjectType>()) { |
6057 | if (const auto *T = dyn_cast<ObjCInterfaceType>(ObjT)) |
6058 | return T->getDecl(); |
6059 | |
6060 | baseType = ObjT->getBaseType(); |
6061 | } |
6062 | |
6063 | return nullptr; |
6064 | } |
6065 | |
6066 | |
6067 | |
6068 | |
6069 | |
6070 | |
6071 | |
6072 | |
6073 | |
6074 | |
6075 | class ObjCObjectPointerType : public Type, public llvm::FoldingSetNode { |
6076 | friend class ASTContext; |
6077 | |
6078 | QualType PointeeType; |
6079 | |
6080 | ObjCObjectPointerType(QualType Canonical, QualType Pointee) |
6081 | : Type(ObjCObjectPointer, Canonical, Pointee->getDependence()), |
6082 | PointeeType(Pointee) {} |
6083 | |
6084 | public: |
6085 | |
6086 | |
6087 | QualType getPointeeType() const { return PointeeType; } |
6088 | |
6089 | |
6090 | |
6091 | |
6092 | |
6093 | |
6094 | |
6095 | |
6096 | |
6097 | |
6098 | |
6099 | |
6100 | |
6101 | |
6102 | |
6103 | |
6104 | |
6105 | |
6106 | |
6107 | |
6108 | |
6109 | |
6110 | |
6111 | |
6112 | const ObjCObjectType *getObjectType() const { |
6113 | return PointeeType->castAs<ObjCObjectType>(); |
6114 | } |
6115 | |
6116 | |
6117 | |
6118 | |
6119 | |
6120 | |
6121 | const ObjCInterfaceType *getInterfaceType() const; |
6122 | |
6123 | |
6124 | |
6125 | |
6126 | |
6127 | ObjCInterfaceDecl *getInterfaceDecl() const { |
6128 | return getObjectType()->getInterface(); |
6129 | } |
6130 | |
6131 | |
6132 | |
6133 | bool isObjCIdType() const { |
6134 | return getObjectType()->isObjCUnqualifiedId(); |
6135 | } |
6136 | |
6137 | |
6138 | |
6139 | bool isObjCClassType() const { |
6140 | return getObjectType()->isObjCUnqualifiedClass(); |
6141 | } |
6142 | |
6143 | |
6144 | bool isObjCIdOrClassType() const { |
6145 | return getObjectType()->isObjCUnqualifiedIdOrClass(); |
6146 | } |
6147 | |
6148 | |
6149 | |
6150 | bool isObjCQualifiedIdType() const { |
6151 | return getObjectType()->isObjCQualifiedId(); |
6152 | } |
6153 | |
6154 | |
6155 | |
6156 | bool isObjCQualifiedClassType() const { |
6157 | return getObjectType()->isObjCQualifiedClass(); |
6158 | } |
6159 | |
6160 | |
6161 | bool isKindOfType() const { return getObjectType()->isKindOfType(); } |
6162 | |
6163 | |
6164 | bool isSpecialized() const { return getObjectType()->isSpecialized(); } |
6165 | |
6166 | |
6167 | bool isSpecializedAsWritten() const { |
6168 | return getObjectType()->isSpecializedAsWritten(); |
6169 | } |
6170 | |
6171 | |
6172 | bool isUnspecialized() const { return getObjectType()->isUnspecialized(); } |
6173 | |
6174 | |
6175 | |
6176 | bool isUnspecializedAsWritten() const { return !isSpecializedAsWritten(); } |
6177 | |
6178 | |
6179 | ArrayRef<QualType> getTypeArgs() const { |
6180 | return getObjectType()->getTypeArgs(); |
6181 | } |
6182 | |
6183 | |
6184 | ArrayRef<QualType> getTypeArgsAsWritten() const { |
6185 | return getObjectType()->getTypeArgsAsWritten(); |
6186 | } |
6187 | |
6188 | |
6189 | |
6190 | |
6191 | using qual_iterator = ObjCObjectType::qual_iterator; |
6192 | using qual_range = llvm::iterator_range<qual_iterator>; |
6193 | |
6194 | qual_range quals() const { return qual_range(qual_begin(), qual_end()); } |
6195 | |
6196 | qual_iterator qual_begin() const { |
6197 | return getObjectType()->qual_begin(); |
6198 | } |
6199 | |
6200 | qual_iterator qual_end() const { |
6201 | return getObjectType()->qual_end(); |
6202 | } |
6203 | |
6204 | bool qual_empty() const { return getObjectType()->qual_empty(); } |
6205 | |
6206 | |
6207 | unsigned getNumProtocols() const { |
6208 | return getObjectType()->getNumProtocols(); |
6209 | } |
6210 | |
6211 | |
6212 | ObjCProtocolDecl *getProtocol(unsigned I) const { |
6213 | return getObjectType()->getProtocol(I); |
6214 | } |
6215 | |
6216 | bool isSugared() const { return false; } |
6217 | QualType desugar() const { return QualType(this, 0); } |
6218 | |
6219 | |
6220 | |
6221 | |
6222 | |
6223 | |
6224 | |
6225 | QualType getSuperClassType() const; |
6226 | |
6227 | |
6228 | |
6229 | const ObjCObjectPointerType *stripObjCKindOfTypeAndQuals( |
6230 | const ASTContext &ctx) const; |
6231 | |
6232 | void Profile(llvm::FoldingSetNodeID &ID) { |
6233 | Profile(ID, getPointeeType()); |
6234 | } |
6235 | |
6236 | static void Profile(llvm::FoldingSetNodeID &ID, QualType T) { |
6237 | ID.AddPointer(T.getAsOpaquePtr()); |
6238 | } |
6239 | |
6240 | static bool classof(const Type *T) { |
6241 | return T->getTypeClass() == ObjCObjectPointer; |
6242 | } |
6243 | }; |
6244 | |
6245 | class AtomicType : public Type, public llvm::FoldingSetNode { |
6246 | friend class ASTContext; |
6247 | |
6248 | QualType ValueType; |
6249 | |
6250 | AtomicType(QualType ValTy, QualType Canonical) |
6251 | : Type(Atomic, Canonical, ValTy->getDependence()), ValueType(ValTy) {} |
6252 | |
6253 | public: |
6254 | |
6255 | |
6256 | QualType getValueType() const { return ValueType; } |
6257 | |
6258 | bool isSugared() const { return false; } |
6259 | QualType desugar() const { return QualType(this, 0); } |
6260 | |
6261 | void Profile(llvm::FoldingSetNodeID &ID) { |
6262 | Profile(ID, getValueType()); |
6263 | } |
6264 | |
6265 | static void Profile(llvm::FoldingSetNodeID &ID, QualType T) { |
6266 | ID.AddPointer(T.getAsOpaquePtr()); |
6267 | } |
6268 | |
6269 | static bool classof(const Type *T) { |
6270 | return T->getTypeClass() == Atomic; |
6271 | } |
6272 | }; |
6273 | |
6274 | |
6275 | class PipeType : public Type, public llvm::FoldingSetNode { |
6276 | friend class ASTContext; |
6277 | |
6278 | QualType ElementType; |
6279 | bool isRead; |
6280 | |
6281 | PipeType(QualType elemType, QualType CanonicalPtr, bool isRead) |
6282 | : Type(Pipe, CanonicalPtr, elemType->getDependence()), |
6283 | ElementType(elemType), isRead(isRead) {} |
6284 | |
6285 | public: |
6286 | QualType getElementType() const { return ElementType; } |
6287 | |
6288 | bool isSugared() const { return false; } |
6289 | |
6290 | QualType desugar() const { return QualType(this, 0); } |
6291 | |
6292 | void Profile(llvm::FoldingSetNodeID &ID) { |
6293 | Profile(ID, getElementType(), isReadOnly()); |
6294 | } |
6295 | |
6296 | static void Profile(llvm::FoldingSetNodeID &ID, QualType T, bool isRead) { |
6297 | ID.AddPointer(T.getAsOpaquePtr()); |
6298 | ID.AddBoolean(isRead); |
6299 | } |
6300 | |
6301 | static bool classof(const Type *T) { |
6302 | return T->getTypeClass() == Pipe; |
6303 | } |
6304 | |
6305 | bool isReadOnly() const { return isRead; } |
6306 | }; |
6307 | |
6308 | |
6309 | class ExtIntType final : public Type, public llvm::FoldingSetNode { |
6310 | friend class ASTContext; |
6311 | unsigned IsUnsigned : 1; |
6312 | unsigned NumBits : 24; |
6313 | |
6314 | protected: |
6315 | ExtIntType(bool isUnsigned, unsigned NumBits); |
6316 | |
6317 | public: |
6318 | bool isUnsigned() const { return IsUnsigned; } |
6319 | bool isSigned() const { return !IsUnsigned; } |
6320 | unsigned getNumBits() const { return NumBits; } |
6321 | |
6322 | bool isSugared() const { return false; } |
6323 | QualType desugar() const { return QualType(this, 0); } |
6324 | |
6325 | void Profile(llvm::FoldingSetNodeID &ID) { |
6326 | Profile(ID, isUnsigned(), getNumBits()); |
6327 | } |
6328 | |
6329 | static void Profile(llvm::FoldingSetNodeID &ID, bool IsUnsigned, |
6330 | unsigned NumBits) { |
6331 | ID.AddBoolean(IsUnsigned); |
6332 | ID.AddInteger(NumBits); |
6333 | } |
6334 | |
6335 | static bool classof(const Type *T) { return T->getTypeClass() == ExtInt; } |
6336 | }; |
6337 | |
6338 | class DependentExtIntType final : public Type, public llvm::FoldingSetNode { |
6339 | friend class ASTContext; |
6340 | const ASTContext &Context; |
6341 | llvm::PointerIntPair<Expr*, 1, bool> ExprAndUnsigned; |
6342 | |
6343 | protected: |
6344 | DependentExtIntType(const ASTContext &Context, bool IsUnsigned, |
6345 | Expr *NumBits); |
6346 | |
6347 | public: |
6348 | bool isUnsigned() const; |
6349 | bool isSigned() const { return !isUnsigned(); } |
6350 | Expr *getNumBitsExpr() const; |
6351 | |
6352 | bool isSugared() const { return false; } |
6353 | QualType desugar() const { return QualType(this, 0); } |
6354 | |
6355 | void Profile(llvm::FoldingSetNodeID &ID) { |
6356 | Profile(ID, Context, isUnsigned(), getNumBitsExpr()); |
6357 | } |
6358 | static void Profile(llvm::FoldingSetNodeID &ID, const ASTContext &Context, |
6359 | bool IsUnsigned, Expr *NumBitsExpr); |
6360 | |
6361 | static bool classof(const Type *T) { |
6362 | return T->getTypeClass() == DependentExtInt; |
6363 | } |
6364 | }; |
6365 | |
6366 | |
6367 | class QualifierCollector : public Qualifiers { |
6368 | public: |
6369 | QualifierCollector(Qualifiers Qs = Qualifiers()) : Qualifiers(Qs) {} |
6370 | |
6371 | |
6372 | |
6373 | |
6374 | const Type *strip(QualType type) { |
6375 | addFastQualifiers(type.getLocalFastQualifiers()); |
6376 | if (!type.hasLocalNonFastQualifiers()) |
6377 | return type.getTypePtrUnsafe(); |
6378 | |
6379 | const ExtQuals *extQuals = type.getExtQualsUnsafe(); |
6380 | addConsistentQualifiers(extQuals->getQualifiers()); |
6381 | return extQuals->getBaseType(); |
6382 | } |
6383 | |
6384 | |
6385 | QualType apply(const ASTContext &Context, QualType QT) const; |
6386 | |
6387 | |
6388 | QualType apply(const ASTContext &Context, const Type* T) const; |
6389 | }; |
6390 | |
6391 | |
6392 | |
6393 | |
6394 | |
6395 | |
6396 | |
6397 | |
6398 | class alignas(8) TypeSourceInfo { |
6399 | |
6400 | |
6401 | friend class ASTContext; |
6402 | |
6403 | QualType Ty; |
6404 | |
6405 | TypeSourceInfo(QualType ty) : Ty(ty) {} |
6406 | |
6407 | public: |
6408 | |
6409 | QualType getType() const { return Ty; } |
6410 | |
6411 | |
6412 | TypeLoc getTypeLoc() const; |
6413 | |
6414 | |
6415 | void overrideType(QualType T) { Ty = T; } |
6416 | }; |
6417 | |
6418 | |
6419 | |
6420 | inline SplitQualType SplitQualType::getSingleStepDesugaredType() const { |
6421 | SplitQualType desugar = |
6422 | Ty->getLocallyUnqualifiedSingleStepDesugaredType().split(); |
6423 | desugar.Quals.addConsistentQualifiers(Quals); |
6424 | return desugar; |
6425 | } |
6426 | |
6427 | inline const Type *QualType::getTypePtr() const { |
6428 | return getCommonPtr()->BaseType; |
6429 | } |
6430 | |
6431 | inline const Type *QualType::getTypePtrOrNull() const { |
6432 | return (isNull() ? nullptr : getCommonPtr()->BaseType); |
6433 | } |
6434 | |
6435 | inline SplitQualType QualType::split() const { |
6436 | if (!hasLocalNonFastQualifiers()) |
6437 | return SplitQualType(getTypePtrUnsafe(), |
6438 | Qualifiers::fromFastMask(getLocalFastQualifiers())); |
6439 | |
6440 | const ExtQuals *eq = getExtQualsUnsafe(); |
6441 | Qualifiers qs = eq->getQualifiers(); |
6442 | qs.addFastQualifiers(getLocalFastQualifiers()); |
6443 | return SplitQualType(eq->getBaseType(), qs); |
6444 | } |
6445 | |
6446 | inline Qualifiers QualType::getLocalQualifiers() const { |
6447 | Qualifiers Quals; |
6448 | if (hasLocalNonFastQualifiers()) |
6449 | Quals = getExtQualsUnsafe()->getQualifiers(); |
6450 | Quals.addFastQualifiers(getLocalFastQualifiers()); |
6451 | return Quals; |
6452 | } |
6453 | |
6454 | inline Qualifiers QualType::getQualifiers() const { |
6455 | Qualifiers quals = getCommonPtr()->CanonicalType.getLocalQualifiers(); |
6456 | quals.addFastQualifiers(getLocalFastQualifiers()); |
6457 | return quals; |
6458 | } |
6459 | |
6460 | inline unsigned QualType::getCVRQualifiers() const { |
6461 | unsigned cvr = getCommonPtr()->CanonicalType.getLocalCVRQualifiers(); |
6462 | cvr |= getLocalCVRQualifiers(); |
6463 | return cvr; |
6464 | } |
6465 | |
6466 | inline QualType QualType::getCanonicalType() const { |
6467 | QualType canon = getCommonPtr()->CanonicalType; |
6468 | return canon.withFastQualifiers(getLocalFastQualifiers()); |
6469 | } |
6470 | |
6471 | inline bool QualType::isCanonical() const { |
6472 | return getTypePtr()->isCanonicalUnqualified(); |
6473 | } |
6474 | |
6475 | inline bool QualType::isCanonicalAsParam() const { |
6476 | if (!isCanonical()) return false; |
6477 | if (hasLocalQualifiers()) return false; |
6478 | |
6479 | const Type *T = getTypePtr(); |
6480 | if (T->isVariablyModifiedType() && T->hasSizedVLAType()) |
6481 | return false; |
6482 | |
6483 | return !isa<FunctionType>(T) && !isa<ArrayType>(T); |
6484 | } |
6485 | |
6486 | inline bool QualType::isConstQualified() const { |
6487 | return isLocalConstQualified() || |
6488 | getCommonPtr()->CanonicalType.isLocalConstQualified(); |
6489 | } |
6490 | |
6491 | inline bool QualType::isRestrictQualified() const { |
6492 | return isLocalRestrictQualified() || |
6493 | getCommonPtr()->CanonicalType.isLocalRestrictQualified(); |
6494 | } |
6495 | |
6496 | |
6497 | inline bool QualType::isVolatileQualified() const { |
6498 | return isLocalVolatileQualified() || |
6499 | getCommonPtr()->CanonicalType.isLocalVolatileQualified(); |
6500 | } |
6501 | |
6502 | inline bool QualType::hasQualifiers() const { |
6503 | return hasLocalQualifiers() || |
6504 | getCommonPtr()->CanonicalType.hasLocalQualifiers(); |
6505 | } |
6506 | |
6507 | inline QualType QualType::getUnqualifiedType() const { |
6508 | if (!getTypePtr()->getCanonicalTypeInternal().hasLocalQualifiers()) |
6509 | return QualType(getTypePtr(), 0); |
6510 | |
6511 | return QualType(getSplitUnqualifiedTypeImpl(*this).Ty, 0); |
6512 | } |
6513 | |
6514 | inline SplitQualType QualType::getSplitUnqualifiedType() const { |
6515 | if (!getTypePtr()->getCanonicalTypeInternal().hasLocalQualifiers()) |
6516 | return split(); |
6517 | |
6518 | return getSplitUnqualifiedTypeImpl(*this); |
6519 | } |
6520 | |
6521 | inline void QualType::removeLocalConst() { |
6522 | removeLocalFastQualifiers(Qualifiers::Const); |
6523 | } |
6524 | |
6525 | inline void QualType::removeLocalRestrict() { |
6526 | removeLocalFastQualifiers(Qualifiers::Restrict); |
6527 | } |
6528 | |
6529 | inline void QualType::removeLocalVolatile() { |
6530 | removeLocalFastQualifiers(Qualifiers::Volatile); |
6531 | } |
6532 | |
6533 | inline void QualType::removeLocalCVRQualifiers(unsigned Mask) { |
6534 | assert(!(Mask & ~Qualifiers::CVRMask) && "mask has non-CVR bits"); |
6535 | static_assert((int)Qualifiers::CVRMask == (int)Qualifiers::FastMask, |
6536 | "Fast bits differ from CVR bits!"); |
6537 | |
6538 | |
6539 | removeLocalFastQualifiers(Mask); |
6540 | } |
6541 | |
6542 | |
6543 | inline bool QualType::hasAddressSpace() const { |
6544 | return getQualifiers().hasAddressSpace(); |
6545 | } |
6546 | |
6547 | |
6548 | inline LangAS QualType::getAddressSpace() const { |
6549 | return getQualifiers().getAddressSpace(); |
6550 | } |
6551 | |
6552 | |
6553 | inline Qualifiers::GC QualType::getObjCGCAttr() const { |
6554 | return getQualifiers().getObjCGCAttr(); |
6555 | } |
6556 | |
6557 | inline bool QualType::hasNonTrivialToPrimitiveDefaultInitializeCUnion() const { |
6558 | if (auto *RD = getTypePtr()->getBaseElementTypeUnsafe()->getAsRecordDecl()) |
6559 | return hasNonTrivialToPrimitiveDefaultInitializeCUnion(RD); |
6560 | return false; |
6561 | } |
6562 | |
6563 | inline bool QualType::hasNonTrivialToPrimitiveDestructCUnion() const { |
6564 | if (auto *RD = getTypePtr()->getBaseElementTypeUnsafe()->getAsRecordDecl()) |
6565 | return hasNonTrivialToPrimitiveDestructCUnion(RD); |
6566 | return false; |
6567 | } |
6568 | |
6569 | inline bool QualType::hasNonTrivialToPrimitiveCopyCUnion() const { |
6570 | if (auto *RD = getTypePtr()->getBaseElementTypeUnsafe()->getAsRecordDecl()) |
6571 | return hasNonTrivialToPrimitiveCopyCUnion(RD); |
6572 | return false; |
6573 | } |
6574 | |
6575 | inline FunctionType::ExtInfo getFunctionExtInfo(const Type &t) { |
6576 | if (const auto *PT = t.getAs<PointerType>()) { |
6577 | if (const auto *FT = PT->getPointeeType()->getAs<FunctionType>()) |
6578 | return FT->getExtInfo(); |
6579 | } else if (const auto *FT = t.getAs<FunctionType>()) |
6580 | return FT->getExtInfo(); |
6581 | |
6582 | return FunctionType::ExtInfo(); |
6583 | } |
6584 | |
6585 | inline FunctionType::ExtInfo getFunctionExtInfo(QualType t) { |
6586 | return getFunctionExtInfo(*t); |
6587 | } |
6588 | |
6589 | |
6590 | |
6591 | |
6592 | |
6593 | |
6594 | inline bool QualType::isMoreQualifiedThan(QualType other) const { |
6595 | Qualifiers MyQuals = getQualifiers(); |
6596 | Qualifiers OtherQuals = other.getQualifiers(); |
6597 | return (MyQuals != OtherQuals && MyQuals.compatiblyIncludes(OtherQuals)); |
6598 | } |
6599 | |
6600 | |
6601 | |
6602 | |
6603 | |
6604 | inline bool QualType::isAtLeastAsQualifiedAs(QualType other) const { |
6605 | Qualifiers OtherQuals = other.getQualifiers(); |
6606 | |
6607 | |
6608 | if (getUnqualifiedType()->isVoidType()) |
6609 | OtherQuals.removeUnaligned(); |
6610 | |
6611 | return getQualifiers().compatiblyIncludes(OtherQuals); |
6612 | } |
6613 | |
6614 | |
6615 | |
6616 | |
6617 | |
6618 | |
6619 | |
6620 | |
6621 | |
6622 | |
6623 | inline QualType QualType::getNonReferenceType() const { |
6624 | if (const auto *RefType = (*this)->getAs<ReferenceType>()) |
6625 | return RefType->getPointeeType(); |
6626 | else |
6627 | return *this; |
6628 | } |
6629 | |
6630 | inline bool QualType::isCForbiddenLValueType() const { |
6631 | return ((getTypePtr()->isVoidType() && !hasQualifiers()) || |
6632 | getTypePtr()->isFunctionType()); |
6633 | } |
6634 | |
6635 | |
6636 | |
6637 | |
6638 | inline bool Type::isFundamentalType() const { |
6639 | return isVoidType() || |
6640 | isNullPtrType() || |
6641 | |
6642 | |
6643 | (isArithmeticType() && !isEnumeralType()); |
6644 | } |
6645 | |
6646 | |
6647 | |
6648 | |
6649 | inline bool Type::isCompoundType() const { |
6650 | |
6651 | |
6652 | |
6653 | return isArrayType() || |
6654 | |
6655 | isFunctionType() || |
6656 | |
6657 | isPointerType() || |
6658 | |
6659 | isReferenceType() || |
6660 | |
6661 | isRecordType() || |
6662 | |
6663 | |
6664 | isUnionType() || |
6665 | |
6666 | isEnumeralType() || |
6667 | |
6668 | isMemberPointerType(); |
6669 | } |
6670 | |
6671 | inline bool Type::isFunctionType() const { |
6672 | return isa<FunctionType>(CanonicalType); |
6673 | } |
6674 | |
6675 | inline bool Type::isPointerType() const { |
6676 | return isa<PointerType>(CanonicalType); |
6677 | } |
6678 | |
6679 | inline bool Type::isAnyPointerType() const { |
6680 | return isPointerType() || isObjCObjectPointerType(); |
6681 | } |
6682 | |
6683 | inline bool Type::isBlockPointerType() const { |
6684 | return isa<BlockPointerType>(CanonicalType); |
6685 | } |
6686 | |
6687 | inline bool Type::isReferenceType() const { |
6688 | return isa<ReferenceType>(CanonicalType); |
6689 | } |
6690 | |
6691 | inline bool Type::isLValueReferenceType() const { |
6692 | return isa<LValueReferenceType>(CanonicalType); |
6693 | } |
6694 | |
6695 | inline bool Type::isRValueReferenceType() const { |
6696 | return isa<RValueReferenceType>(CanonicalType); |
6697 | } |
6698 | |
6699 | inline bool Type::isObjectPointerType() const { |
6700 | |
6701 | |
6702 | |
6703 | if (const auto *T = getAs<PointerType>()) |
6704 | return !T->getPointeeType()->isFunctionType(); |
6705 | else |
6706 | return false; |
6707 | } |
6708 | |
6709 | inline bool Type::isFunctionPointerType() const { |
6710 | if (const auto *T = getAs<PointerType>()) |
6711 | return T->getPointeeType()->isFunctionType(); |
6712 | else |
6713 | return false; |
6714 | } |
6715 | |
6716 | inline bool Type::isFunctionReferenceType() const { |
6717 | if (const auto *T = getAs<ReferenceType>()) |
6718 | return T->getPointeeType()->isFunctionType(); |
6719 | else |
6720 | return false; |
6721 | } |
6722 | |
6723 | inline bool Type::isMemberPointerType() const { |
6724 | return isa<MemberPointerType>(CanonicalType); |
6725 | } |
6726 | |
6727 | inline bool Type::isMemberFunctionPointerType() const { |
6728 | if (const auto *T = getAs<MemberPointerType>()) |
6729 | return T->isMemberFunctionPointer(); |
6730 | else |
6731 | return false; |
6732 | } |
6733 | |
6734 | inline bool Type::isMemberDataPointerType() const { |
6735 | if (const auto *T = getAs<MemberPointerType>()) |
6736 | return T->isMemberDataPointer(); |
6737 | else |
6738 | return false; |
6739 | } |
6740 | |
6741 | inline bool Type::isArrayType() const { |
6742 | return isa<ArrayType>(CanonicalType); |
6743 | } |
6744 | |
6745 | inline bool Type::isConstantArrayType() const { |
6746 | return isa<ConstantArrayType>(CanonicalType); |
6747 | } |
6748 | |
6749 | inline bool Type::isIncompleteArrayType() const { |
6750 | return isa<IncompleteArrayType>(CanonicalType); |
6751 | } |
6752 | |
6753 | inline bool Type::isVariableArrayType() const { |
6754 | return isa<VariableArrayType>(CanonicalType); |
6755 | } |
6756 | |
6757 | inline bool Type::isDependentSizedArrayType() const { |
6758 | return isa<DependentSizedArrayType>(CanonicalType); |
6759 | } |
6760 | |
6761 | inline bool Type::isBuiltinType() const { |
6762 | return isa<BuiltinType>(CanonicalType); |
6763 | } |
6764 | |
6765 | inline bool Type::isRecordType() const { |
6766 | return isa<RecordType>(CanonicalType); |
6767 | } |
6768 | |
6769 | inline bool Type::isEnumeralType() const { |
6770 | return isa<EnumType>(CanonicalType); |
6771 | } |
6772 | |
6773 | inline bool Type::isAnyComplexType() const { |
6774 | return isa<ComplexType>(CanonicalType); |
6775 | } |
6776 | |
6777 | inline bool Type::isVectorType() const { |
6778 | return isa<VectorType>(CanonicalType); |
6779 | } |
6780 | |
6781 | inline bool Type::isExtVectorType() const { |
6782 | return isa<ExtVectorType>(CanonicalType); |
6783 | } |
6784 | |
6785 | inline bool Type::isMatrixType() const { |
6786 | return isa<MatrixType>(CanonicalType); |
6787 | } |
6788 | |
6789 | inline bool Type::isConstantMatrixType() const { |
6790 | return isa<ConstantMatrixType>(CanonicalType); |
6791 | } |
6792 | |
6793 | inline bool Type::isDependentAddressSpaceType() const { |
6794 | return isa<DependentAddressSpaceType>(CanonicalType); |
6795 | } |
6796 | |
6797 | inline bool Type::isObjCObjectPointerType() const { |
6798 | return isa<ObjCObjectPointerType>(CanonicalType); |
6799 | } |
6800 | |
6801 | inline bool Type::isObjCObjectType() const { |
6802 | return isa<ObjCObjectType>(CanonicalType); |
6803 | } |
6804 | |
6805 | inline bool Type::isObjCObjectOrInterfaceType() const { |
6806 | return isa<ObjCInterfaceType>(CanonicalType) || |
6807 | isa<ObjCObjectType>(CanonicalType); |
6808 | } |
6809 | |
6810 | inline bool Type::isAtomicType() const { |
6811 | return isa<AtomicType>(CanonicalType); |
6812 | } |
6813 | |
6814 | inline bool Type::isUndeducedAutoType() const { |
6815 | return isa<AutoType>(CanonicalType); |
6816 | } |
6817 | |
6818 | inline bool Type::isObjCQualifiedIdType() const { |
6819 | if (const auto *OPT = getAs<ObjCObjectPointerType>()) |
6820 | return OPT->isObjCQualifiedIdType(); |
6821 | return false; |
6822 | } |
6823 | |
6824 | inline bool Type::isObjCQualifiedClassType() const { |
6825 | if (const auto *OPT = getAs<ObjCObjectPointerType>()) |
6826 | return OPT->isObjCQualifiedClassType(); |
6827 | return false; |
6828 | } |
6829 | |
6830 | inline bool Type::isObjCIdType() const { |
6831 | if (const auto *OPT = getAs<ObjCObjectPointerType>()) |
6832 | return OPT->isObjCIdType(); |
6833 | return false; |
6834 | } |
6835 | |
6836 | inline bool Type::isObjCClassType() const { |
6837 | if (const auto *OPT = getAs<ObjCObjectPointerType>()) |
6838 | return OPT->isObjCClassType(); |
6839 | return false; |
6840 | } |
6841 | |
6842 | inline bool Type::isObjCSelType() const { |
6843 | if (const auto *OPT = getAs<PointerType>()) |
6844 | return OPT->getPointeeType()->isSpecificBuiltinType(BuiltinType::ObjCSel); |
6845 | return false; |
6846 | } |
6847 | |
6848 | inline bool Type::isObjCBuiltinType() const { |
6849 | return isObjCIdType() || isObjCClassType() || isObjCSelType(); |
6850 | } |
6851 | |
6852 | inline bool Type::isDecltypeType() const { |
6853 | return isa<DecltypeType>(this); |
6854 | } |
6855 | |
6856 | #define IMAGE_TYPE(ImgType, Id, SingletonId, Access, Suffix) \ |
6857 | inline bool Type::is##Id##Type() const { \ |
6858 | return isSpecificBuiltinType(BuiltinType::Id); \ |
6859 | } |
6860 | #include "clang/Basic/OpenCLImageTypes.def" |
6861 | |
6862 | inline bool Type::isSamplerT() const { |
6863 | return isSpecificBuiltinType(BuiltinType::OCLSampler); |
6864 | } |
6865 | |
6866 | inline bool Type::isEventT() const { |
6867 | return isSpecificBuiltinType(BuiltinType::OCLEvent); |
6868 | } |
6869 | |
6870 | inline bool Type::isClkEventT() const { |
6871 | return isSpecificBuiltinType(BuiltinType::OCLClkEvent); |
6872 | } |
6873 | |
6874 | inline bool Type::isQueueT() const { |
6875 | return isSpecificBuiltinType(BuiltinType::OCLQueue); |
6876 | } |
6877 | |
6878 | inline bool Type::isReserveIDT() const { |
6879 | return isSpecificBuiltinType(BuiltinType::OCLReserveID); |
6880 | } |
6881 | |
6882 | inline bool Type::isImageType() const { |
6883 | #define IMAGE_TYPE(ImgType, Id, SingletonId, Access, Suffix) is##Id##Type() || |
6884 | return |
6885 | #include "clang/Basic/OpenCLImageTypes.def" |
6886 | false; |
6887 | } |
6888 | |
6889 | inline bool Type::isPipeType() const { |
6890 | return isa<PipeType>(CanonicalType); |
6891 | } |
6892 | |
6893 | inline bool Type::isExtIntType() const { |
6894 | return isa<ExtIntType>(CanonicalType); |
6895 | } |
6896 | |
6897 | #define EXT_OPAQUE_TYPE(ExtType, Id, Ext) \ |
6898 | inline bool Type::is##Id##Type() const { \ |
6899 | return isSpecificBuiltinType(BuiltinType::Id); \ |
6900 | } |
6901 | #include "clang/Basic/OpenCLExtensionTypes.def" |
6902 | |
6903 | inline bool Type::isOCLIntelSubgroupAVCType() const { |
6904 | #define INTEL_SUBGROUP_AVC_TYPE(ExtType, Id) \ |
6905 | isOCLIntelSubgroupAVC##Id##Type() || |
6906 | return |
6907 | #include "clang/Basic/OpenCLExtensionTypes.def" |
6908 | false; |
6909 | } |
6910 | |
6911 | inline bool Type::isOCLExtOpaqueType() const { |
6912 | #define EXT_OPAQUE_TYPE(ExtType, Id, Ext) is##Id##Type() || |
6913 | return |
6914 | #include "clang/Basic/OpenCLExtensionTypes.def" |
6915 | false; |
6916 | } |
6917 | |
6918 | inline bool Type::isOpenCLSpecificType() const { |
6919 | return isSamplerT() || isEventT() || isImageType() || isClkEventT() || |
6920 | isQueueT() || isReserveIDT() || isPipeType() || isOCLExtOpaqueType(); |
6921 | } |
6922 | |
6923 | inline bool Type::isTemplateTypeParmType() const { |
6924 | return isa<TemplateTypeParmType>(CanonicalType); |
6925 | } |
6926 | |
6927 | inline bool Type::isSpecificBuiltinType(unsigned K) const { |
6928 | if (const BuiltinType *BT = getAs<BuiltinType>()) { |
6929 | return BT->getKind() == static_cast<BuiltinType::Kind>(K); |
6930 | } |
6931 | return false; |
6932 | } |
6933 | |
6934 | inline bool Type::isPlaceholderType() const { |
6935 | if (const auto *BT = dyn_cast<BuiltinType>(this)) |
6936 | return BT->isPlaceholderType(); |
6937 | return false; |
6938 | } |
6939 | |
6940 | inline const BuiltinType *Type::getAsPlaceholderType() const { |
6941 | if (const auto *BT = dyn_cast<BuiltinType>(this)) |
6942 | if (BT->isPlaceholderType()) |
6943 | return BT; |
6944 | return nullptr; |
6945 | } |
6946 | |
6947 | inline bool Type::isSpecificPlaceholderType(unsigned K) const { |
6948 | assert(BuiltinType::isPlaceholderTypeKind((BuiltinType::Kind) K)); |
6949 | return isSpecificBuiltinType(K); |
6950 | } |
6951 | |
6952 | inline bool Type::isNonOverloadPlaceholderType() const { |
6953 | if (const auto *BT = dyn_cast<BuiltinType>(this)) |
6954 | return BT->isNonOverloadPlaceholderType(); |
6955 | return false; |
6956 | } |
6957 | |
6958 | inline bool Type::isVoidType() const { |
6959 | return isSpecificBuiltinType(BuiltinType::Void); |
6960 | } |
6961 | |
6962 | inline bool Type::isHalfType() const { |
6963 | |
6964 | return isSpecificBuiltinType(BuiltinType::Half); |
6965 | } |
6966 | |
6967 | inline bool Type::isFloat16Type() const { |
6968 | return isSpecificBuiltinType(BuiltinType::Float16); |
6969 | } |
6970 | |
6971 | inline bool Type::isBFloat16Type() const { |
6972 | return isSpecificBuiltinType(BuiltinType::BFloat16); |
6973 | } |
6974 | |
6975 | inline bool Type::isFloat128Type() const { |
6976 | return isSpecificBuiltinType(BuiltinType::Float128); |
6977 | } |
6978 | |
6979 | inline bool Type::isNullPtrType() const { |
6980 | return isSpecificBuiltinType(BuiltinType::NullPtr); |
6981 | } |
6982 | |
6983 | bool IsEnumDeclComplete(EnumDecl *); |
6984 | bool IsEnumDeclScoped(EnumDecl *); |
6985 | |
6986 | inline bool Type::isIntegerType() const { |
6987 | if (const auto *BT = dyn_cast<BuiltinType>(CanonicalType)) |
6988 | return BT->getKind() >= BuiltinType::Bool && |
6989 | BT->getKind() <= BuiltinType::Int128; |
6990 | if (const EnumType *ET = dyn_cast<EnumType>(CanonicalType)) { |
6991 | |
6992 | |
6993 | return IsEnumDeclComplete(ET->getDecl()) && |
6994 | !IsEnumDeclScoped(ET->getDecl()); |
6995 | } |
6996 | return isExtIntType(); |
6997 | } |
6998 | |
6999 | inline bool Type::isFixedPointType() const { |
7000 | if (const auto *BT = dyn_cast<BuiltinType>(CanonicalType)) { |
7001 | return BT->getKind() >= BuiltinType::ShortAccum && |
7002 | BT->getKind() <= BuiltinType::SatULongFract; |
7003 | } |
7004 | return false; |
7005 | } |
7006 | |
7007 | inline bool Type::isFixedPointOrIntegerType() const { |
7008 | return isFixedPointType() || isIntegerType(); |
7009 | } |
7010 | |
7011 | inline bool Type::isSaturatedFixedPointType() const { |
7012 | if (const auto *BT = dyn_cast<BuiltinType>(CanonicalType)) { |
7013 | return BT->getKind() >= BuiltinType::SatShortAccum && |
7014 | BT->getKind() <= BuiltinType::SatULongFract; |
7015 | } |
7016 | return false; |
7017 | } |
7018 | |
7019 | inline bool Type::isUnsaturatedFixedPointType() const { |
7020 | return isFixedPointType() && !isSaturatedFixedPointType(); |
7021 | } |
7022 | |
7023 | inline bool Type::isSignedFixedPointType() const { |
7024 | if (const auto *BT = dyn_cast<BuiltinType>(CanonicalType)) { |
7025 | return ((BT->getKind() >= BuiltinType::ShortAccum && |
7026 | BT->getKind() <= BuiltinType::LongAccum) || |
7027 | (BT->getKind() >= BuiltinType::ShortFract && |
7028 | BT->getKind() <= BuiltinType::LongFract) || |
7029 | (BT->getKind() >= BuiltinType::SatShortAccum && |
7030 | BT->getKind() <= BuiltinType::SatLongAccum) || |
7031 | (BT->getKind() >= BuiltinType::SatShortFract && |
7032 | BT->getKind() <= BuiltinType::SatLongFract)); |
7033 | } |
7034 | return false; |
7035 | } |
7036 | |
7037 | inline bool Type::isUnsignedFixedPointType() const { |
7038 | return isFixedPointType() && !isSignedFixedPointType(); |
7039 | } |
7040 | |
7041 | inline bool Type::isScalarType() const { |
7042 | if (const auto *BT = dyn_cast<BuiltinType>(CanonicalType)) |
7043 | return BT->getKind() > BuiltinType::Void && |
7044 | BT->getKind() <= BuiltinType::NullPtr; |
7045 | if (const EnumType *ET = dyn_cast<EnumType>(CanonicalType)) |
7046 | |
7047 | |
7048 | return IsEnumDeclComplete(ET->getDecl()); |
7049 | return isa<PointerType>(CanonicalType) || |
7050 | isa<BlockPointerType>(CanonicalType) || |
7051 | isa<MemberPointerType>(CanonicalType) || |
7052 | isa<ComplexType>(CanonicalType) || |
7053 | isa<ObjCObjectPointerType>(CanonicalType) || |
7054 | isExtIntType(); |
7055 | } |
7056 | |
7057 | inline bool Type::isIntegralOrEnumerationType() const { |
7058 | if (const auto *BT = dyn_cast<BuiltinType>(CanonicalType)) |
7059 | return BT->getKind() >= BuiltinType::Bool && |
7060 | BT->getKind() <= BuiltinType::Int128; |
7061 | |
7062 | |
7063 | |
7064 | if (const auto *ET = dyn_cast<EnumType>(CanonicalType)) |
7065 | return IsEnumDeclComplete(ET->getDecl()); |
7066 | |
7067 | return isExtIntType(); |
7068 | } |
7069 | |
7070 | inline bool Type::isBooleanType() const { |
7071 | if (const auto *BT = dyn_cast<BuiltinType>(CanonicalType)) |
7072 | return BT->getKind() == BuiltinType::Bool; |
7073 | return false; |
7074 | } |
7075 | |
7076 | inline bool Type::isUndeducedType() const { |
7077 | auto *DT = getContainedDeducedType(); |
7078 | return DT && !DT->isDeduced(); |
7079 | } |
7080 | |
7081 | |
7082 | |
7083 | inline bool Type::isOverloadableType() const { |
7084 | return isDependentType() || isRecordType() || isEnumeralType(); |
7085 | } |
7086 | |
7087 | |
7088 | inline bool Type::isTypedefNameType() const { |
7089 | if (getAs<TypedefType>()) |
7090 | return true; |
7091 | if (auto *TST = getAs<TemplateSpecializationType>()) |
7092 | return TST->isTypeAlias(); |
7093 | return false; |
7094 | } |
7095 | |
7096 | |
7097 | inline bool Type::canDecayToPointerType() const { |
7098 | return isFunctionType() || isArrayType(); |
7099 | } |
7100 | |
7101 | inline bool Type::hasPointerRepresentation() const { |
7102 | return (isPointerType() || isReferenceType() || isBlockPointerType() || |
7103 | isObjCObjectPointerType() || isNullPtrType()); |
7104 | } |
7105 | |
7106 | inline bool Type::hasObjCPointerRepresentation() const { |
7107 | return isObjCObjectPointerType(); |
7108 | } |
7109 | |
7110 | inline const Type *Type::getBaseElementTypeUnsafe() const { |
7111 | const Type *type = this; |
7112 | while (const ArrayType *arrayType = type->getAsArrayTypeUnsafe()) |
7113 | type = arrayType->getElementType().getTypePtr(); |
7114 | return type; |
7115 | } |
7116 | |
7117 | inline const Type *Type::getPointeeOrArrayElementType() const { |
7118 | const Type *type = this; |
7119 | if (type->isAnyPointerType()) |
7120 | return type->getPointeeType().getTypePtr(); |
7121 | else if (type->isArrayType()) |
7122 | return type->getBaseElementTypeUnsafe(); |
7123 | return type; |
7124 | } |
7125 | |
7126 | |
7127 | inline const StreamingDiagnostic &operator<<(const StreamingDiagnostic &PD, |
7128 | LangAS AS) { |
7129 | PD.AddTaggedVal(static_cast<std::underlying_type_t<LangAS>>(AS), |
7130 | DiagnosticsEngine::ArgumentKind::ak_addrspace); |
7131 | return PD; |
7132 | } |
7133 | |
7134 | |
7135 | |
7136 | inline const StreamingDiagnostic &operator<<(const StreamingDiagnostic &PD, |
7137 | Qualifiers Q) { |
7138 | PD.AddTaggedVal(Q.getAsOpaqueValue(), |
7139 | DiagnosticsEngine::ArgumentKind::ak_qual); |
7140 | return PD; |
7141 | } |
7142 | |
7143 | |
7144 | |
7145 | inline const StreamingDiagnostic &operator<<(const StreamingDiagnostic &PD, |
7146 | QualType T) { |
7147 | PD.AddTaggedVal(reinterpret_cast<intptr_t>(T.getAsOpaquePtr()), |
7148 | DiagnosticsEngine::ak_qualtype); |
7149 | return PD; |
7150 | } |
7151 | |
7152 | |
7153 | |
7154 | template <typename T> |
7155 | using TypeIsArrayType = |
7156 | std::integral_constant<bool, std::is_same<T, ArrayType>::value || |
7157 | std::is_base_of<ArrayType, T>::value>; |
7158 | |
7159 | |
7160 | template <typename T> const T *Type::getAs() const { |
7161 | static_assert(!TypeIsArrayType<T>::value, |
7162 | "ArrayType cannot be used with getAs!"); |
7163 | |
7164 | |
7165 | if (const auto *Ty = dyn_cast<T>(this)) |
7166 | return Ty; |
7167 | |
7168 | |
7169 | if (!isa<T>(CanonicalType)) |
7170 | return nullptr; |
7171 | |
7172 | |
7173 | |
7174 | return cast<T>(getUnqualifiedDesugaredType()); |
7175 | } |
7176 | |
7177 | template <typename T> const T *Type::getAsAdjusted() const { |
7178 | static_assert(!TypeIsArrayType<T>::value, "ArrayType cannot be used with getAsAdjusted!"); |
7179 | |
7180 | |
7181 | if (const auto *Ty = dyn_cast<T>(this)) |
7182 | return Ty; |
7183 | |
7184 | |
7185 | if (!isa<T>(CanonicalType)) |
7186 | return nullptr; |
7187 | |
7188 | |
7189 | |
7190 | const Type *Ty = this; |
7191 | while (Ty) { |
7192 | if (const auto *A = dyn_cast<AttributedType>(Ty)) |
7193 | Ty = A->getModifiedType().getTypePtr(); |
7194 | else if (const auto *E = dyn_cast<ElaboratedType>(Ty)) |
7195 | Ty = E->desugar().getTypePtr(); |
7196 | else if (const auto *P = dyn_cast<ParenType>(Ty)) |
7197 | Ty = P->desugar().getTypePtr(); |
7198 | else if (const auto *A = dyn_cast<AdjustedType>(Ty)) |
7199 | Ty = A->desugar().getTypePtr(); |
7200 | else if (const auto *M = dyn_cast<MacroQualifiedType>(Ty)) |
7201 | Ty = M->desugar().getTypePtr(); |
7202 | else |
7203 | break; |
7204 | } |
7205 | |
7206 | |
7207 | |
7208 | return dyn_cast<T>(Ty); |
7209 | } |
7210 | |
7211 | inline const ArrayType *Type::getAsArrayTypeUnsafe() const { |
7212 | |
7213 | if (const auto *arr = dyn_cast<ArrayType>(this)) |
7214 | return arr; |
7215 | |
7216 | |
7217 | if (!isa<ArrayType>(CanonicalType)) |
7218 | return nullptr; |
7219 | |
7220 | |
7221 | |
7222 | return cast<ArrayType>(getUnqualifiedDesugaredType()); |
7223 | } |
7224 | |
7225 | template <typename T> const T *Type::castAs() const { |
7226 | static_assert(!TypeIsArrayType<T>::value, |
7227 | "ArrayType cannot be used with castAs!"); |
7228 | |
7229 | if (const auto *ty = dyn_cast<T>(this)) return ty; |
7230 | assert(isa<T>(CanonicalType)); |
7231 | return cast<T>(getUnqualifiedDesugaredType()); |
7232 | } |
7233 | |
7234 | inline const ArrayType *Type::castAsArrayTypeUnsafe() const { |
7235 | assert(isa<ArrayType>(CanonicalType)); |
7236 | if (const auto *arr = dyn_cast<ArrayType>(this)) return arr; |
7237 | return cast<ArrayType>(getUnqualifiedDesugaredType()); |
7238 | } |
7239 | |
7240 | DecayedType::DecayedType(QualType OriginalType, QualType DecayedPtr, |
7241 | QualType CanonicalPtr) |
7242 | : AdjustedType(Decayed, OriginalType, DecayedPtr, CanonicalPtr) { |
7243 | #ifndef NDEBUG |
7244 | QualType Adjusted = getAdjustedType(); |
7245 | (void)AttributedType::stripOuterNullability(Adjusted); |
7246 | assert(isa<PointerType>(Adjusted)); |
7247 | #endif |
7248 | } |
7249 | |
7250 | QualType DecayedType::getPointeeType() const { |
7251 | QualType Decayed = getDecayedType(); |
7252 | (void)AttributedType::stripOuterNullability(Decayed); |
7253 | return cast<PointerType>(Decayed)->getPointeeType(); |
7254 | } |
7255 | |
7256 | |
7257 | |
7258 | |
7259 | |
7260 | void FixedPointValueToString(SmallVectorImpl<char> &Str, llvm::APSInt Val, |
7261 | unsigned Scale); |
7262 | |
7263 | } |
7264 | |
7265 | #endif // LLVM_CLANG_AST_TYPE_H |