clang -cc1 -cc1 -triple x86_64-pc-linux-gnu -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 -analyzer-config-compatibility-mode=true -mrelocation-model pic -pic-level 2 -mframe-pointer=none -relaxed-aliasing -fmath-errno -fno-rounding-math -mconstructor-aliases -munwind-tables -target-cpu x86-64 -tune-cpu generic -debugger-tuning=gdb -ffunction-sections -fdata-sections -fcoverage-compilation-dir=/build/llvm-toolchain-snapshot-14~++20210903100615+fd66b44ec19e/build-llvm/tools/clang/lib/Serialization -resource-dir /usr/lib/llvm-14/lib/clang/14.0.0 -D _GNU_SOURCE -D __STDC_CONSTANT_MACROS -D __STDC_FORMAT_MACROS -D __STDC_LIMIT_MACROS -I /build/llvm-toolchain-snapshot-14~++20210903100615+fd66b44ec19e/build-llvm/tools/clang/lib/Serialization -I /build/llvm-toolchain-snapshot-14~++20210903100615+fd66b44ec19e/clang/lib/Serialization -I /build/llvm-toolchain-snapshot-14~++20210903100615+fd66b44ec19e/clang/include -I /build/llvm-toolchain-snapshot-14~++20210903100615+fd66b44ec19e/build-llvm/tools/clang/include -I /build/llvm-toolchain-snapshot-14~++20210903100615+fd66b44ec19e/build-llvm/include -I /build/llvm-toolchain-snapshot-14~++20210903100615+fd66b44ec19e/llvm/include -D NDEBUG -internal-isystem /usr/lib/gcc/x86_64-linux-gnu/10/../../../../include/c++/10 -internal-isystem /usr/lib/gcc/x86_64-linux-gnu/10/../../../../include/x86_64-linux-gnu/c++/10 -internal-isystem /usr/lib/gcc/x86_64-linux-gnu/10/../../../../include/c++/10/backward -internal-isystem /usr/lib/llvm-14/lib/clang/14.0.0/include -internal-isystem /usr/local/include -internal-isystem /usr/lib/gcc/x86_64-linux-gnu/10/../../../../x86_64-linux-gnu/include -internal-externc-isystem /usr/include/x86_64-linux-gnu -internal-externc-isystem /include -internal-externc-isystem /usr/include -O2 -Wno-unused-parameter -Wwrite-strings -Wno-missing-field-initializers -Wno-long-long -Wno-maybe-uninitialized -Wno-class-memaccess -Wno-redundant-move -Wno-pessimizing-move -Wno-noexcept-type -Wno-comment -std=c++14 -fdeprecated-macro -fdebug-compilation-dir=/build/llvm-toolchain-snapshot-14~++20210903100615+fd66b44ec19e/build-llvm/tools/clang/lib/Serialization -fdebug-prefix-map=/build/llvm-toolchain-snapshot-14~++20210903100615+fd66b44ec19e=. -ferror-limit 19 -fvisibility-inlines-hidden -stack-protector 2 -fgnuc-version=4.2.1 -vectorize-loops -vectorize-slp -analyzer-output=html -analyzer-config stable-report-filename=true -faddrsig -D__GCC_HAVE_DWARF2_CFI_ASM=1 -o /tmp/scan-build-2021-09-04-040900-46481-1 -x c++ /build/llvm-toolchain-snapshot-14~++20210903100615+fd66b44ec19e/clang/lib/Serialization/ASTReader.cpp
1 | |
2 | |
3 | |
4 | |
5 | |
6 | |
7 | |
8 | |
9 | |
10 | |
11 | |
12 | |
13 | #include "ASTCommon.h" |
14 | #include "ASTReaderInternals.h" |
15 | #include "clang/AST/ASTConsumer.h" |
16 | #include "clang/AST/ASTContext.h" |
17 | #include "clang/AST/ASTMutationListener.h" |
18 | #include "clang/AST/ASTUnresolvedSet.h" |
19 | #include "clang/AST/AbstractTypeReader.h" |
20 | #include "clang/AST/Decl.h" |
21 | #include "clang/AST/DeclBase.h" |
22 | #include "clang/AST/DeclCXX.h" |
23 | #include "clang/AST/DeclFriend.h" |
24 | #include "clang/AST/DeclGroup.h" |
25 | #include "clang/AST/DeclObjC.h" |
26 | #include "clang/AST/DeclTemplate.h" |
27 | #include "clang/AST/DeclarationName.h" |
28 | #include "clang/AST/Expr.h" |
29 | #include "clang/AST/ExprCXX.h" |
30 | #include "clang/AST/ExternalASTSource.h" |
31 | #include "clang/AST/NestedNameSpecifier.h" |
32 | #include "clang/AST/ODRHash.h" |
33 | #include "clang/AST/OpenMPClause.h" |
34 | #include "clang/AST/RawCommentList.h" |
35 | #include "clang/AST/TemplateBase.h" |
36 | #include "clang/AST/TemplateName.h" |
37 | #include "clang/AST/Type.h" |
38 | #include "clang/AST/TypeLoc.h" |
39 | #include "clang/AST/TypeLocVisitor.h" |
40 | #include "clang/AST/UnresolvedSet.h" |
41 | #include "clang/Basic/CommentOptions.h" |
42 | #include "clang/Basic/Diagnostic.h" |
43 | #include "clang/Basic/DiagnosticError.h" |
44 | #include "clang/Basic/DiagnosticOptions.h" |
45 | #include "clang/Basic/ExceptionSpecificationType.h" |
46 | #include "clang/Basic/FileManager.h" |
47 | #include "clang/Basic/FileSystemOptions.h" |
48 | #include "clang/Basic/IdentifierTable.h" |
49 | #include "clang/Basic/LLVM.h" |
50 | #include "clang/Basic/LangOptions.h" |
51 | #include "clang/Basic/Module.h" |
52 | #include "clang/Basic/ObjCRuntime.h" |
53 | #include "clang/Basic/OpenMPKinds.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/ASTRecordReader.h" |
80 | #include "clang/Serialization/ContinuousRangeMap.h" |
81 | #include "clang/Serialization/GlobalModuleIndex.h" |
82 | #include "clang/Serialization/InMemoryModuleCache.h" |
83 | #include "clang/Serialization/ModuleFile.h" |
84 | #include "clang/Serialization/ModuleFileExtension.h" |
85 | #include "clang/Serialization/ModuleManager.h" |
86 | #include "clang/Serialization/PCHContainerOperations.h" |
87 | #include "clang/Serialization/SerializationDiagnostic.h" |
88 | #include "llvm/ADT/APFloat.h" |
89 | #include "llvm/ADT/APInt.h" |
90 | #include "llvm/ADT/APSInt.h" |
91 | #include "llvm/ADT/ArrayRef.h" |
92 | #include "llvm/ADT/DenseMap.h" |
93 | #include "llvm/ADT/FloatingPointMode.h" |
94 | #include "llvm/ADT/FoldingSet.h" |
95 | #include "llvm/ADT/Hashing.h" |
96 | #include "llvm/ADT/IntrusiveRefCntPtr.h" |
97 | #include "llvm/ADT/None.h" |
98 | #include "llvm/ADT/Optional.h" |
99 | #include "llvm/ADT/STLExtras.h" |
100 | #include "llvm/ADT/ScopeExit.h" |
101 | #include "llvm/ADT/SmallPtrSet.h" |
102 | #include "llvm/ADT/SmallString.h" |
103 | #include "llvm/ADT/SmallVector.h" |
104 | #include "llvm/ADT/StringExtras.h" |
105 | #include "llvm/ADT/StringMap.h" |
106 | #include "llvm/ADT/StringRef.h" |
107 | #include "llvm/ADT/Triple.h" |
108 | #include "llvm/ADT/iterator_range.h" |
109 | #include "llvm/Bitstream/BitstreamReader.h" |
110 | #include "llvm/Support/Casting.h" |
111 | #include "llvm/Support/Compiler.h" |
112 | #include "llvm/Support/Compression.h" |
113 | #include "llvm/Support/DJB.h" |
114 | #include "llvm/Support/Endian.h" |
115 | #include "llvm/Support/Error.h" |
116 | #include "llvm/Support/ErrorHandling.h" |
117 | #include "llvm/Support/FileSystem.h" |
118 | #include "llvm/Support/LEB128.h" |
119 | #include "llvm/Support/MemoryBuffer.h" |
120 | #include "llvm/Support/Path.h" |
121 | #include "llvm/Support/SaveAndRestore.h" |
122 | #include "llvm/Support/Timer.h" |
123 | #include "llvm/Support/VersionTuple.h" |
124 | #include "llvm/Support/raw_ostream.h" |
125 | #include <algorithm> |
126 | #include <cassert> |
127 | #include <cstddef> |
128 | #include <cstdint> |
129 | #include <cstdio> |
130 | #include <ctime> |
131 | #include <iterator> |
132 | #include <limits> |
133 | #include <map> |
134 | #include <memory> |
135 | #include <string> |
136 | #include <system_error> |
137 | #include <tuple> |
138 | #include <utility> |
139 | #include <vector> |
140 | |
141 | using namespace clang; |
142 | using namespace clang::serialization; |
143 | using namespace clang::serialization::reader; |
144 | using llvm::BitstreamCursor; |
145 | using llvm::RoundingMode; |
146 | |
147 | |
148 | |
149 | |
150 | |
151 | bool |
152 | ChainedASTReaderListener::ReadFullVersionInformation(StringRef FullVersion) { |
153 | return First->ReadFullVersionInformation(FullVersion) || |
154 | Second->ReadFullVersionInformation(FullVersion); |
155 | } |
156 | |
157 | void ChainedASTReaderListener::ReadModuleName(StringRef ModuleName) { |
158 | First->ReadModuleName(ModuleName); |
159 | Second->ReadModuleName(ModuleName); |
160 | } |
161 | |
162 | void ChainedASTReaderListener::ReadModuleMapFile(StringRef ModuleMapPath) { |
163 | First->ReadModuleMapFile(ModuleMapPath); |
164 | Second->ReadModuleMapFile(ModuleMapPath); |
165 | } |
166 | |
167 | bool |
168 | ChainedASTReaderListener::ReadLanguageOptions(const LangOptions &LangOpts, |
169 | bool Complain, |
170 | bool AllowCompatibleDifferences) { |
171 | return First->ReadLanguageOptions(LangOpts, Complain, |
172 | AllowCompatibleDifferences) || |
173 | Second->ReadLanguageOptions(LangOpts, Complain, |
174 | AllowCompatibleDifferences); |
175 | } |
176 | |
177 | bool ChainedASTReaderListener::ReadTargetOptions( |
178 | const TargetOptions &TargetOpts, bool Complain, |
179 | bool AllowCompatibleDifferences) { |
180 | return First->ReadTargetOptions(TargetOpts, Complain, |
181 | AllowCompatibleDifferences) || |
182 | Second->ReadTargetOptions(TargetOpts, Complain, |
183 | AllowCompatibleDifferences); |
184 | } |
185 | |
186 | bool ChainedASTReaderListener::ReadDiagnosticOptions( |
187 | IntrusiveRefCntPtr<DiagnosticOptions> DiagOpts, bool Complain) { |
188 | return First->ReadDiagnosticOptions(DiagOpts, Complain) || |
189 | Second->ReadDiagnosticOptions(DiagOpts, Complain); |
190 | } |
191 | |
192 | bool |
193 | ChainedASTReaderListener::ReadFileSystemOptions(const FileSystemOptions &FSOpts, |
194 | bool Complain) { |
195 | return First->ReadFileSystemOptions(FSOpts, Complain) || |
196 | Second->ReadFileSystemOptions(FSOpts, Complain); |
197 | } |
198 | |
199 | bool ChainedASTReaderListener::ReadHeaderSearchOptions( |
200 | const HeaderSearchOptions &HSOpts, StringRef SpecificModuleCachePath, |
201 | bool Complain) { |
202 | return First->ReadHeaderSearchOptions(HSOpts, SpecificModuleCachePath, |
203 | Complain) || |
204 | Second->ReadHeaderSearchOptions(HSOpts, SpecificModuleCachePath, |
205 | Complain); |
206 | } |
207 | |
208 | bool ChainedASTReaderListener::ReadPreprocessorOptions( |
209 | const PreprocessorOptions &PPOpts, bool Complain, |
210 | std::string &SuggestedPredefines) { |
211 | return First->ReadPreprocessorOptions(PPOpts, Complain, |
212 | SuggestedPredefines) || |
213 | Second->ReadPreprocessorOptions(PPOpts, Complain, SuggestedPredefines); |
214 | } |
215 | |
216 | void ChainedASTReaderListener::ReadCounter(const serialization::ModuleFile &M, |
217 | unsigned Value) { |
218 | First->ReadCounter(M, Value); |
219 | Second->ReadCounter(M, Value); |
220 | } |
221 | |
222 | bool ChainedASTReaderListener::needsInputFileVisitation() { |
223 | return First->needsInputFileVisitation() || |
224 | Second->needsInputFileVisitation(); |
225 | } |
226 | |
227 | bool ChainedASTReaderListener::needsSystemInputFileVisitation() { |
228 | return First->needsSystemInputFileVisitation() || |
229 | Second->needsSystemInputFileVisitation(); |
230 | } |
231 | |
232 | void ChainedASTReaderListener::visitModuleFile(StringRef Filename, |
233 | ModuleKind Kind) { |
234 | First->visitModuleFile(Filename, Kind); |
235 | Second->visitModuleFile(Filename, Kind); |
236 | } |
237 | |
238 | bool ChainedASTReaderListener::visitInputFile(StringRef Filename, |
239 | bool isSystem, |
240 | bool isOverridden, |
241 | bool isExplicitModule) { |
242 | bool Continue = false; |
243 | if (First->needsInputFileVisitation() && |
244 | (!isSystem || First->needsSystemInputFileVisitation())) |
245 | Continue |= First->visitInputFile(Filename, isSystem, isOverridden, |
246 | isExplicitModule); |
247 | if (Second->needsInputFileVisitation() && |
248 | (!isSystem || Second->needsSystemInputFileVisitation())) |
249 | Continue |= Second->visitInputFile(Filename, isSystem, isOverridden, |
250 | isExplicitModule); |
251 | return Continue; |
252 | } |
253 | |
254 | void ChainedASTReaderListener::readModuleFileExtension( |
255 | const ModuleFileExtensionMetadata &Metadata) { |
256 | First->readModuleFileExtension(Metadata); |
257 | Second->readModuleFileExtension(Metadata); |
258 | } |
259 | |
260 | |
261 | |
262 | |
263 | |
264 | ASTReaderListener::~ASTReaderListener() = default; |
265 | |
266 | |
267 | |
268 | |
269 | |
270 | |
271 | |
272 | |
273 | |
274 | static bool checkLanguageOptions(const LangOptions &LangOpts, |
275 | const LangOptions &ExistingLangOpts, |
276 | DiagnosticsEngine *Diags, |
277 | bool AllowCompatibleDifferences = true) { |
278 | #define LANGOPT(Name, Bits, Default, Description) \ |
279 | if (ExistingLangOpts.Name != LangOpts.Name) { \ |
280 | if (Diags) \ |
281 | Diags->Report(diag::err_pch_langopt_mismatch) \ |
282 | << Description << LangOpts.Name << ExistingLangOpts.Name; \ |
283 | return true; \ |
284 | } |
285 | |
286 | #define VALUE_LANGOPT(Name, Bits, Default, Description) \ |
287 | if (ExistingLangOpts.Name != LangOpts.Name) { \ |
288 | if (Diags) \ |
289 | Diags->Report(diag::err_pch_langopt_value_mismatch) \ |
290 | << Description; \ |
291 | return true; \ |
292 | } |
293 | |
294 | #define ENUM_LANGOPT(Name, Type, Bits, Default, Description) \ |
295 | if (ExistingLangOpts.get##Name() != LangOpts.get##Name()) { \ |
296 | if (Diags) \ |
297 | Diags->Report(diag::err_pch_langopt_value_mismatch) \ |
298 | << Description; \ |
299 | return true; \ |
300 | } |
301 | |
302 | #define COMPATIBLE_LANGOPT(Name, Bits, Default, Description) \ |
303 | if (!AllowCompatibleDifferences) \ |
304 | LANGOPT(Name, Bits, Default, Description) |
305 | |
306 | #define COMPATIBLE_ENUM_LANGOPT(Name, Bits, Default, Description) \ |
307 | if (!AllowCompatibleDifferences) \ |
308 | ENUM_LANGOPT(Name, Bits, Default, Description) |
309 | |
310 | #define COMPATIBLE_VALUE_LANGOPT(Name, Bits, Default, Description) \ |
311 | if (!AllowCompatibleDifferences) \ |
312 | VALUE_LANGOPT(Name, Bits, Default, Description) |
313 | |
314 | #define BENIGN_LANGOPT(Name, Bits, Default, Description) |
315 | #define BENIGN_ENUM_LANGOPT(Name, Type, Bits, Default, Description) |
316 | #define BENIGN_VALUE_LANGOPT(Name, Type, Bits, Default, Description) |
317 | #include "clang/Basic/LangOptions.def" |
318 | |
319 | if (ExistingLangOpts.ModuleFeatures != LangOpts.ModuleFeatures) { |
320 | if (Diags) |
321 | Diags->Report(diag::err_pch_langopt_value_mismatch) << "module features"; |
322 | return true; |
323 | } |
324 | |
325 | if (ExistingLangOpts.ObjCRuntime != LangOpts.ObjCRuntime) { |
326 | if (Diags) |
327 | Diags->Report(diag::err_pch_langopt_value_mismatch) |
328 | << "target Objective-C runtime"; |
329 | return true; |
330 | } |
331 | |
332 | if (ExistingLangOpts.CommentOpts.BlockCommandNames != |
333 | LangOpts.CommentOpts.BlockCommandNames) { |
334 | if (Diags) |
335 | Diags->Report(diag::err_pch_langopt_value_mismatch) |
336 | << "block command names"; |
337 | return true; |
338 | } |
339 | |
340 | |
341 | |
342 | |
343 | |
344 | if (!AllowCompatibleDifferences) { |
345 | SanitizerMask ModularSanitizers = getPPTransparentSanitizers(); |
346 | SanitizerSet ExistingSanitizers = ExistingLangOpts.Sanitize; |
347 | SanitizerSet ImportedSanitizers = LangOpts.Sanitize; |
348 | ExistingSanitizers.clear(ModularSanitizers); |
349 | ImportedSanitizers.clear(ModularSanitizers); |
350 | if (ExistingSanitizers.Mask != ImportedSanitizers.Mask) { |
351 | const std::string Flag = "-fsanitize="; |
352 | if (Diags) { |
353 | #define SANITIZER(NAME, ID) \ |
354 | { \ |
355 | bool InExistingModule = ExistingSanitizers.has(SanitizerKind::ID); \ |
356 | bool InImportedModule = ImportedSanitizers.has(SanitizerKind::ID); \ |
357 | if (InExistingModule != InImportedModule) \ |
358 | Diags->Report(diag::err_pch_targetopt_feature_mismatch) \ |
359 | << InExistingModule << (Flag + NAME); \ |
360 | } |
361 | #include "clang/Basic/Sanitizers.def" |
362 | } |
363 | return true; |
364 | } |
365 | } |
366 | |
367 | return false; |
368 | } |
369 | |
370 | |
371 | |
372 | |
373 | |
374 | |
375 | |
376 | static bool checkTargetOptions(const TargetOptions &TargetOpts, |
377 | const TargetOptions &ExistingTargetOpts, |
378 | DiagnosticsEngine *Diags, |
379 | bool AllowCompatibleDifferences = true) { |
380 | #define CHECK_TARGET_OPT(Field, Name) \ |
381 | if (TargetOpts.Field != ExistingTargetOpts.Field) { \ |
382 | if (Diags) \ |
383 | Diags->Report(diag::err_pch_targetopt_mismatch) \ |
384 | << Name << TargetOpts.Field << ExistingTargetOpts.Field; \ |
385 | return true; \ |
386 | } |
387 | |
388 | |
389 | CHECK_TARGET_OPT(Triple, "target"); |
390 | CHECK_TARGET_OPT(ABI, "target ABI"); |
391 | |
392 | |
393 | |
394 | |
395 | if (!AllowCompatibleDifferences) { |
396 | CHECK_TARGET_OPT(CPU, "target CPU"); |
397 | CHECK_TARGET_OPT(TuneCPU, "tune CPU"); |
398 | } |
399 | |
400 | #undef CHECK_TARGET_OPT |
401 | |
402 | |
403 | SmallVector<StringRef, 4> ExistingFeatures( |
404 | ExistingTargetOpts.FeaturesAsWritten.begin(), |
405 | ExistingTargetOpts.FeaturesAsWritten.end()); |
406 | SmallVector<StringRef, 4> ReadFeatures(TargetOpts.FeaturesAsWritten.begin(), |
407 | TargetOpts.FeaturesAsWritten.end()); |
408 | llvm::sort(ExistingFeatures); |
409 | llvm::sort(ReadFeatures); |
410 | |
411 | |
412 | |
413 | SmallVector<StringRef, 4> UnmatchedExistingFeatures, UnmatchedReadFeatures; |
414 | std::set_difference( |
415 | ExistingFeatures.begin(), ExistingFeatures.end(), ReadFeatures.begin(), |
416 | ReadFeatures.end(), std::back_inserter(UnmatchedExistingFeatures)); |
417 | std::set_difference(ReadFeatures.begin(), ReadFeatures.end(), |
418 | ExistingFeatures.begin(), ExistingFeatures.end(), |
419 | std::back_inserter(UnmatchedReadFeatures)); |
420 | |
421 | |
422 | |
423 | if (AllowCompatibleDifferences && UnmatchedReadFeatures.empty()) |
424 | return false; |
425 | |
426 | if (Diags) { |
427 | for (StringRef Feature : UnmatchedReadFeatures) |
428 | Diags->Report(diag::err_pch_targetopt_feature_mismatch) |
429 | << false << Feature; |
430 | for (StringRef Feature : UnmatchedExistingFeatures) |
431 | Diags->Report(diag::err_pch_targetopt_feature_mismatch) |
432 | << true << Feature; |
433 | } |
434 | |
435 | return !UnmatchedReadFeatures.empty() || !UnmatchedExistingFeatures.empty(); |
436 | } |
437 | |
438 | bool |
439 | PCHValidator::ReadLanguageOptions(const LangOptions &LangOpts, |
440 | bool Complain, |
441 | bool AllowCompatibleDifferences) { |
442 | const LangOptions &ExistingLangOpts = PP.getLangOpts(); |
443 | return checkLanguageOptions(LangOpts, ExistingLangOpts, |
444 | Complain ? &Reader.Diags : nullptr, |
445 | AllowCompatibleDifferences); |
446 | } |
447 | |
448 | bool PCHValidator::ReadTargetOptions(const TargetOptions &TargetOpts, |
449 | bool Complain, |
450 | bool AllowCompatibleDifferences) { |
451 | const TargetOptions &ExistingTargetOpts = PP.getTargetInfo().getTargetOpts(); |
452 | return checkTargetOptions(TargetOpts, ExistingTargetOpts, |
453 | Complain ? &Reader.Diags : nullptr, |
454 | AllowCompatibleDifferences); |
455 | } |
456 | |
457 | namespace { |
458 | |
459 | using MacroDefinitionsMap = |
460 | llvm::StringMap<std::pair<StringRef, bool >>; |
461 | using DeclsMap = llvm::DenseMap<DeclarationName, SmallVector<NamedDecl *, 8>>; |
462 | |
463 | } |
464 | |
465 | static bool checkDiagnosticGroupMappings(DiagnosticsEngine &StoredDiags, |
466 | DiagnosticsEngine &Diags, |
467 | bool Complain) { |
468 | using Level = DiagnosticsEngine::Level; |
469 | |
470 | |
471 | |
472 | |
473 | DiagnosticsEngine *MappingSources[] = { &Diags, &StoredDiags }; |
474 | |
475 | for (DiagnosticsEngine *MappingSource : MappingSources) { |
476 | for (auto DiagIDMappingPair : MappingSource->getDiagnosticMappings()) { |
477 | diag::kind DiagID = DiagIDMappingPair.first; |
478 | Level CurLevel = Diags.getDiagnosticLevel(DiagID, SourceLocation()); |
479 | if (CurLevel < DiagnosticsEngine::Error) |
480 | continue; |
481 | Level StoredLevel = |
482 | StoredDiags.getDiagnosticLevel(DiagID, SourceLocation()); |
483 | if (StoredLevel < DiagnosticsEngine::Error) { |
484 | if (Complain) |
485 | Diags.Report(diag::err_pch_diagopt_mismatch) << "-Werror=" + |
486 | Diags.getDiagnosticIDs()->getWarningOptionForDiag(DiagID).str(); |
487 | return true; |
488 | } |
489 | } |
490 | } |
491 | |
492 | return false; |
493 | } |
494 | |
495 | static bool isExtHandlingFromDiagsError(DiagnosticsEngine &Diags) { |
496 | diag::Severity Ext = Diags.getExtensionHandlingBehavior(); |
497 | if (Ext == diag::Severity::Warning && Diags.getWarningsAsErrors()) |
498 | return true; |
499 | return Ext >= diag::Severity::Error; |
500 | } |
501 | |
502 | static bool checkDiagnosticMappings(DiagnosticsEngine &StoredDiags, |
503 | DiagnosticsEngine &Diags, |
504 | bool IsSystem, bool Complain) { |
505 | |
506 | if (IsSystem) { |
507 | if (Diags.getSuppressSystemWarnings()) |
508 | return false; |
509 | |
510 | if (StoredDiags.getSuppressSystemWarnings()) { |
511 | if (Complain) |
512 | Diags.Report(diag::err_pch_diagopt_mismatch) << "-Wsystem-headers"; |
513 | return true; |
514 | } |
515 | } |
516 | |
517 | if (Diags.getWarningsAsErrors() && !StoredDiags.getWarningsAsErrors()) { |
518 | if (Complain) |
519 | Diags.Report(diag::err_pch_diagopt_mismatch) << "-Werror"; |
520 | return true; |
521 | } |
522 | |
523 | if (Diags.getWarningsAsErrors() && Diags.getEnableAllWarnings() && |
524 | !StoredDiags.getEnableAllWarnings()) { |
525 | if (Complain) |
526 | Diags.Report(diag::err_pch_diagopt_mismatch) << "-Weverything -Werror"; |
527 | return true; |
528 | } |
529 | |
530 | if (isExtHandlingFromDiagsError(Diags) && |
531 | !isExtHandlingFromDiagsError(StoredDiags)) { |
532 | if (Complain) |
533 | Diags.Report(diag::err_pch_diagopt_mismatch) << "-pedantic-errors"; |
534 | return true; |
535 | } |
536 | |
537 | return checkDiagnosticGroupMappings(StoredDiags, Diags, Complain); |
538 | } |
539 | |
540 | |
541 | static Module *getTopImportImplicitModule(ModuleManager &ModuleMgr, |
542 | Preprocessor &PP) { |
543 | |
544 | |
545 | |
546 | |
547 | |
548 | |
549 | |
550 | ModuleFile *TopImport = &*ModuleMgr.rbegin(); |
551 | while (!TopImport->ImportedBy.empty()) |
552 | TopImport = TopImport->ImportedBy[0]; |
553 | if (TopImport->Kind != MK_ImplicitModule) |
554 | return nullptr; |
555 | |
556 | StringRef ModuleName = TopImport->ModuleName; |
557 | assert(!ModuleName.empty() && "diagnostic options read before module name"); |
558 | |
559 | Module *M = PP.getHeaderSearchInfo().lookupModule(ModuleName); |
560 | assert(M && "missing module"); |
561 | return M; |
562 | } |
563 | |
564 | bool PCHValidator::ReadDiagnosticOptions( |
565 | IntrusiveRefCntPtr<DiagnosticOptions> DiagOpts, bool Complain) { |
566 | DiagnosticsEngine &ExistingDiags = PP.getDiagnostics(); |
567 | IntrusiveRefCntPtr<DiagnosticIDs> DiagIDs(ExistingDiags.getDiagnosticIDs()); |
568 | IntrusiveRefCntPtr<DiagnosticsEngine> Diags( |
569 | new DiagnosticsEngine(DiagIDs, DiagOpts.get())); |
570 | |
571 | |
572 | ProcessWarningOptions(*Diags, *DiagOpts, false); |
573 | |
574 | ModuleManager &ModuleMgr = Reader.getModuleManager(); |
575 | assert(ModuleMgr.size() >= 1 && "what ASTFile is this then"); |
576 | |
577 | Module *TopM = getTopImportImplicitModule(ModuleMgr, PP); |
578 | if (!TopM) |
579 | return false; |
580 | |
581 | |
582 | |
583 | return checkDiagnosticMappings(*Diags, ExistingDiags, TopM->IsSystem, |
584 | Complain); |
585 | } |
586 | |
587 | |
588 | |
589 | static void |
590 | collectMacroDefinitions(const PreprocessorOptions &PPOpts, |
591 | MacroDefinitionsMap &Macros, |
592 | SmallVectorImpl<StringRef> *MacroNames = nullptr) { |
593 | for (unsigned I = 0, N = PPOpts.Macros.size(); I != N; ++I) { |
594 | StringRef Macro = PPOpts.Macros[I].first; |
595 | bool IsUndef = PPOpts.Macros[I].second; |
596 | |
597 | std::pair<StringRef, StringRef> MacroPair = Macro.split('='); |
598 | StringRef MacroName = MacroPair.first; |
599 | StringRef MacroBody = MacroPair.second; |
600 | |
601 | |
602 | if (IsUndef) { |
603 | if (MacroNames && !Macros.count(MacroName)) |
604 | MacroNames->push_back(MacroName); |
605 | |
606 | Macros[MacroName] = std::make_pair("", true); |
607 | continue; |
608 | } |
609 | |
610 | |
611 | if (MacroName.size() == Macro.size()) |
612 | MacroBody = "1"; |
613 | else { |
614 | |
615 | StringRef::size_type End = MacroBody.find_first_of("\n\r"); |
616 | MacroBody = MacroBody.substr(0, End); |
617 | } |
618 | |
619 | if (MacroNames && !Macros.count(MacroName)) |
620 | MacroNames->push_back(MacroName); |
621 | Macros[MacroName] = std::make_pair(MacroBody, false); |
622 | } |
623 | } |
624 | |
625 | |
626 | |
627 | |
628 | |
629 | |
630 | |
631 | |
632 | static bool checkPreprocessorOptions(const PreprocessorOptions &PPOpts, |
633 | const PreprocessorOptions &ExistingPPOpts, |
634 | DiagnosticsEngine *Diags, |
635 | FileManager &FileMgr, |
636 | std::string &SuggestedPredefines, |
637 | const LangOptions &LangOpts, |
638 | bool Validate = true) { |
639 | |
640 | MacroDefinitionsMap ASTFileMacros; |
641 | collectMacroDefinitions(PPOpts, ASTFileMacros); |
642 | MacroDefinitionsMap ExistingMacros; |
643 | SmallVector<StringRef, 4> ExistingMacroNames; |
644 | collectMacroDefinitions(ExistingPPOpts, ExistingMacros, &ExistingMacroNames); |
645 | |
646 | for (unsigned I = 0, N = ExistingMacroNames.size(); I != N; ++I) { |
647 | |
648 | StringRef MacroName = ExistingMacroNames[I]; |
649 | std::pair<StringRef, bool> Existing = ExistingMacros[MacroName]; |
650 | |
651 | |
652 | llvm::StringMap<std::pair<StringRef, bool >>::iterator Known = |
653 | ASTFileMacros.find(MacroName); |
654 | if (!Validate || Known == ASTFileMacros.end()) { |
655 | |
656 | |
657 | |
658 | |
659 | if (Existing.second) { |
660 | SuggestedPredefines += "#undef "; |
661 | SuggestedPredefines += MacroName.str(); |
662 | SuggestedPredefines += '\n'; |
663 | } else { |
664 | SuggestedPredefines += "#define "; |
665 | SuggestedPredefines += MacroName.str(); |
666 | SuggestedPredefines += ' '; |
667 | SuggestedPredefines += Existing.first.str(); |
668 | SuggestedPredefines += '\n'; |
669 | } |
670 | continue; |
671 | } |
672 | |
673 | |
674 | |
675 | if (Existing.second != Known->second.second) { |
676 | if (Diags) { |
677 | Diags->Report(diag::err_pch_macro_def_undef) |
678 | << MacroName << Known->second.second; |
679 | } |
680 | return true; |
681 | } |
682 | |
683 | |
684 | |
685 | if (Existing.second || Existing.first == Known->second.first) |
686 | continue; |
687 | |
688 | |
689 | if (Diags) { |
690 | Diags->Report(diag::err_pch_macro_def_conflict) |
691 | << MacroName << Known->second.first << Existing.first; |
692 | } |
693 | return true; |
694 | } |
695 | |
696 | |
697 | if (PPOpts.UsePredefines != ExistingPPOpts.UsePredefines && Validate) { |
698 | if (Diags) { |
699 | Diags->Report(diag::err_pch_undef) << ExistingPPOpts.UsePredefines; |
700 | } |
701 | return true; |
702 | } |
703 | |
704 | |
705 | if (LangOpts.Modules && |
706 | PPOpts.DetailedRecord != ExistingPPOpts.DetailedRecord && Validate) { |
707 | if (Diags) { |
708 | Diags->Report(diag::err_pch_pp_detailed_record) << PPOpts.DetailedRecord; |
709 | } |
710 | return true; |
711 | } |
712 | |
713 | |
714 | for (unsigned I = 0, N = ExistingPPOpts.Includes.size(); I != N; ++I) { |
715 | StringRef File = ExistingPPOpts.Includes[I]; |
716 | |
717 | if (!ExistingPPOpts.ImplicitPCHInclude.empty() && |
718 | !ExistingPPOpts.PCHThroughHeader.empty()) { |
719 | |
720 | |
721 | SuggestedPredefines += "#include \""; |
722 | SuggestedPredefines += File; |
723 | SuggestedPredefines += "\"\n"; |
724 | continue; |
725 | } |
726 | |
727 | if (File == ExistingPPOpts.ImplicitPCHInclude) |
728 | continue; |
729 | |
730 | if (std::find(PPOpts.Includes.begin(), PPOpts.Includes.end(), File) |
731 | != PPOpts.Includes.end()) |
732 | continue; |
733 | |
734 | SuggestedPredefines += "#include \""; |
735 | SuggestedPredefines += File; |
736 | SuggestedPredefines += "\"\n"; |
737 | } |
738 | |
739 | for (unsigned I = 0, N = ExistingPPOpts.MacroIncludes.size(); I != N; ++I) { |
740 | StringRef File = ExistingPPOpts.MacroIncludes[I]; |
741 | if (std::find(PPOpts.MacroIncludes.begin(), PPOpts.MacroIncludes.end(), |
742 | File) |
743 | != PPOpts.MacroIncludes.end()) |
744 | continue; |
745 | |
746 | SuggestedPredefines += "#__include_macros \""; |
747 | SuggestedPredefines += File; |
748 | SuggestedPredefines += "\"\n##\n"; |
749 | } |
750 | |
751 | return false; |
752 | } |
753 | |
754 | bool PCHValidator::ReadPreprocessorOptions(const PreprocessorOptions &PPOpts, |
755 | bool Complain, |
756 | std::string &SuggestedPredefines) { |
757 | const PreprocessorOptions &ExistingPPOpts = PP.getPreprocessorOpts(); |
758 | |
759 | return checkPreprocessorOptions(PPOpts, ExistingPPOpts, |
760 | Complain? &Reader.Diags : nullptr, |
761 | PP.getFileManager(), |
762 | SuggestedPredefines, |
763 | PP.getLangOpts()); |
764 | } |
765 | |
766 | bool SimpleASTReaderListener::ReadPreprocessorOptions( |
767 | const PreprocessorOptions &PPOpts, |
768 | bool Complain, |
769 | std::string &SuggestedPredefines) { |
770 | return checkPreprocessorOptions(PPOpts, |
771 | PP.getPreprocessorOpts(), |
772 | nullptr, |
773 | PP.getFileManager(), |
774 | SuggestedPredefines, |
775 | PP.getLangOpts(), |
776 | false); |
777 | } |
778 | |
779 | |
780 | |
781 | |
782 | |
783 | static bool checkHeaderSearchOptions(const HeaderSearchOptions &HSOpts, |
784 | StringRef SpecificModuleCachePath, |
785 | StringRef ExistingModuleCachePath, |
786 | DiagnosticsEngine *Diags, |
787 | const LangOptions &LangOpts, |
788 | const PreprocessorOptions &PPOpts) { |
789 | if (LangOpts.Modules) { |
790 | if (SpecificModuleCachePath != ExistingModuleCachePath && |
791 | !PPOpts.AllowPCHWithDifferentModulesCachePath) { |
792 | if (Diags) |
793 | Diags->Report(diag::err_pch_modulecache_mismatch) |
794 | << SpecificModuleCachePath << ExistingModuleCachePath; |
795 | return true; |
796 | } |
797 | } |
798 | |
799 | return false; |
800 | } |
801 | |
802 | bool PCHValidator::ReadHeaderSearchOptions(const HeaderSearchOptions &HSOpts, |
803 | StringRef SpecificModuleCachePath, |
804 | bool Complain) { |
805 | return checkHeaderSearchOptions(HSOpts, SpecificModuleCachePath, |
806 | PP.getHeaderSearchInfo().getModuleCachePath(), |
807 | Complain ? &Reader.Diags : nullptr, |
808 | PP.getLangOpts(), PP.getPreprocessorOpts()); |
809 | } |
810 | |
811 | void PCHValidator::ReadCounter(const ModuleFile &M, unsigned Value) { |
812 | PP.setCounterValue(Value); |
813 | } |
814 | |
815 | |
816 | |
817 | |
818 | |
819 | static uint64_t readULEB(const unsigned char *&P) { |
820 | unsigned Length = 0; |
821 | const char *Error = nullptr; |
822 | |
823 | uint64_t Val = llvm::decodeULEB128(P, &Length, nullptr, &Error); |
824 | if (Error) |
825 | llvm::report_fatal_error(Error); |
826 | P += Length; |
827 | return Val; |
828 | } |
829 | |
830 | |
831 | static std::pair<unsigned, unsigned> |
832 | readULEBKeyDataLength(const unsigned char *&P) { |
833 | unsigned KeyLen = readULEB(P); |
834 | if ((unsigned)KeyLen != KeyLen) |
835 | llvm::report_fatal_error("key too large"); |
836 | |
837 | unsigned DataLen = readULEB(P); |
838 | if ((unsigned)DataLen != DataLen) |
839 | llvm::report_fatal_error("data too large"); |
840 | |
841 | return std::make_pair(KeyLen, DataLen); |
842 | } |
843 | |
844 | void ASTReader::setDeserializationListener(ASTDeserializationListener *Listener, |
845 | bool TakeOwnership) { |
846 | DeserializationListener = Listener; |
847 | OwnsDeserializationListener = TakeOwnership; |
848 | } |
849 | |
850 | unsigned ASTSelectorLookupTrait::ComputeHash(Selector Sel) { |
851 | return serialization::ComputeHash(Sel); |
852 | } |
853 | |
854 | std::pair<unsigned, unsigned> |
855 | ASTSelectorLookupTrait::ReadKeyDataLength(const unsigned char*& d) { |
856 | return readULEBKeyDataLength(d); |
857 | } |
858 | |
859 | ASTSelectorLookupTrait::internal_key_type |
860 | ASTSelectorLookupTrait::ReadKey(const unsigned char* d, unsigned) { |
861 | using namespace llvm::support; |
862 | |
863 | SelectorTable &SelTable = Reader.getContext().Selectors; |
864 | unsigned N = endian::readNext<uint16_t, little, unaligned>(d); |
865 | IdentifierInfo *FirstII = Reader.getLocalIdentifier( |
866 | F, endian::readNext<uint32_t, little, unaligned>(d)); |
867 | if (N == 0) |
868 | return SelTable.getNullarySelector(FirstII); |
869 | else if (N == 1) |
870 | return SelTable.getUnarySelector(FirstII); |
871 | |
872 | SmallVector<IdentifierInfo *, 16> Args; |
873 | Args.push_back(FirstII); |
874 | for (unsigned I = 1; I != N; ++I) |
875 | Args.push_back(Reader.getLocalIdentifier( |
876 | F, endian::readNext<uint32_t, little, unaligned>(d))); |
877 | |
878 | return SelTable.getSelector(N, Args.data()); |
879 | } |
880 | |
881 | ASTSelectorLookupTrait::data_type |
882 | ASTSelectorLookupTrait::ReadData(Selector, const unsigned char* d, |
883 | unsigned DataLen) { |
884 | using namespace llvm::support; |
885 | |
886 | data_type Result; |
887 | |
888 | Result.ID = Reader.getGlobalSelectorID( |
889 | F, endian::readNext<uint32_t, little, unaligned>(d)); |
890 | unsigned FullInstanceBits = endian::readNext<uint16_t, little, unaligned>(d); |
891 | unsigned FullFactoryBits = endian::readNext<uint16_t, little, unaligned>(d); |
892 | Result.InstanceBits = FullInstanceBits & 0x3; |
893 | Result.InstanceHasMoreThanOneDecl = (FullInstanceBits >> 2) & 0x1; |
894 | Result.FactoryBits = FullFactoryBits & 0x3; |
895 | Result.FactoryHasMoreThanOneDecl = (FullFactoryBits >> 2) & 0x1; |
896 | unsigned NumInstanceMethods = FullInstanceBits >> 3; |
897 | unsigned NumFactoryMethods = FullFactoryBits >> 3; |
898 | |
899 | |
900 | for (unsigned I = 0; I != NumInstanceMethods; ++I) { |
901 | if (ObjCMethodDecl *Method = Reader.GetLocalDeclAs<ObjCMethodDecl>( |
902 | F, endian::readNext<uint32_t, little, unaligned>(d))) |
903 | Result.Instance.push_back(Method); |
904 | } |
905 | |
906 | |
907 | for (unsigned I = 0; I != NumFactoryMethods; ++I) { |
908 | if (ObjCMethodDecl *Method = Reader.GetLocalDeclAs<ObjCMethodDecl>( |
909 | F, endian::readNext<uint32_t, little, unaligned>(d))) |
910 | Result.Factory.push_back(Method); |
911 | } |
912 | |
913 | return Result; |
914 | } |
915 | |
916 | unsigned ASTIdentifierLookupTraitBase::ComputeHash(const internal_key_type& a) { |
917 | return llvm::djbHash(a); |
918 | } |
919 | |
920 | std::pair<unsigned, unsigned> |
921 | ASTIdentifierLookupTraitBase::ReadKeyDataLength(const unsigned char*& d) { |
922 | return readULEBKeyDataLength(d); |
923 | } |
924 | |
925 | ASTIdentifierLookupTraitBase::internal_key_type |
926 | ASTIdentifierLookupTraitBase::ReadKey(const unsigned char* d, unsigned n) { |
927 | assert(n >= 2 && d[n-1] == '\0'); |
928 | return StringRef((const char*) d, n-1); |
929 | } |
930 | |
931 | |
932 | static bool isInterestingIdentifier(ASTReader &Reader, IdentifierInfo &II, |
933 | bool IsModule) { |
934 | return II.hadMacroDefinition() || II.isPoisoned() || |
935 | (!IsModule && II.getObjCOrBuiltinID()) || |
936 | II.hasRevertedTokenIDToIdentifier() || |
937 | (!(IsModule && Reader.getPreprocessor().getLangOpts().CPlusPlus) && |
938 | II.getFETokenInfo()); |
939 | } |
940 | |
941 | static bool readBit(unsigned &Bits) { |
942 | bool Value = Bits & 0x1; |
943 | Bits >>= 1; |
944 | return Value; |
945 | } |
946 | |
947 | IdentID ASTIdentifierLookupTrait::ReadIdentifierID(const unsigned char *d) { |
948 | using namespace llvm::support; |
949 | |
950 | unsigned RawID = endian::readNext<uint32_t, little, unaligned>(d); |
951 | return Reader.getGlobalIdentifierID(F, RawID >> 1); |
952 | } |
953 | |
954 | static void markIdentifierFromAST(ASTReader &Reader, IdentifierInfo &II) { |
955 | if (!II.isFromAST()) { |
956 | II.setIsFromAST(); |
957 | bool IsModule = Reader.getPreprocessor().getCurrentModule() != nullptr; |
958 | if (isInterestingIdentifier(Reader, II, IsModule)) |
959 | II.setChangedSinceDeserialization(); |
960 | } |
961 | } |
962 | |
963 | IdentifierInfo *ASTIdentifierLookupTrait::ReadData(const internal_key_type& k, |
964 | const unsigned char* d, |
965 | unsigned DataLen) { |
966 | using namespace llvm::support; |
967 | |
968 | unsigned RawID = endian::readNext<uint32_t, little, unaligned>(d); |
969 | bool IsInteresting = RawID & 0x01; |
970 | |
971 | |
972 | RawID = RawID >> 1; |
973 | |
974 | |
975 | IdentifierInfo *II = KnownII; |
976 | if (!II) { |
977 | II = &Reader.getIdentifierTable().getOwn(k); |
978 | KnownII = II; |
979 | } |
980 | markIdentifierFromAST(Reader, *II); |
981 | Reader.markIdentifierUpToDate(II); |
982 | |
983 | IdentID ID = Reader.getGlobalIdentifierID(F, RawID); |
984 | if (!IsInteresting) { |
985 | |
986 | |
987 | Reader.SetIdentifierInfo(ID, II); |
988 | return II; |
989 | } |
990 | |
991 | unsigned ObjCOrBuiltinID = endian::readNext<uint16_t, little, unaligned>(d); |
992 | unsigned Bits = endian::readNext<uint16_t, little, unaligned>(d); |
993 | bool CPlusPlusOperatorKeyword = readBit(Bits); |
994 | bool HasRevertedTokenIDToIdentifier = readBit(Bits); |
995 | bool Poisoned = readBit(Bits); |
996 | bool ExtensionToken = readBit(Bits); |
997 | bool HadMacroDefinition = readBit(Bits); |
998 | |
999 | assert(Bits == 0 && "Extra bits in the identifier?"); |
1000 | DataLen -= 8; |
1001 | |
1002 | |
1003 | |
1004 | if (HasRevertedTokenIDToIdentifier && II->getTokenID() != tok::identifier) |
1005 | II->revertTokenIDToIdentifier(); |
1006 | if (!F.isModule()) |
1007 | II->setObjCOrBuiltinID(ObjCOrBuiltinID); |
1008 | assert(II->isExtensionToken() == ExtensionToken && |
1009 | "Incorrect extension token flag"); |
1010 | (void)ExtensionToken; |
1011 | if (Poisoned) |
1012 | II->setIsPoisoned(true); |
1013 | assert(II->isCPlusPlusOperatorKeyword() == CPlusPlusOperatorKeyword && |
1014 | "Incorrect C++ operator keyword flag"); |
1015 | (void)CPlusPlusOperatorKeyword; |
1016 | |
1017 | |
1018 | |
1019 | if (HadMacroDefinition) { |
1020 | uint32_t MacroDirectivesOffset = |
1021 | endian::readNext<uint32_t, little, unaligned>(d); |
1022 | DataLen -= 4; |
1023 | |
1024 | Reader.addPendingMacro(II, &F, MacroDirectivesOffset); |
1025 | } |
1026 | |
1027 | Reader.SetIdentifierInfo(ID, II); |
1028 | |
1029 | |
1030 | |
1031 | if (DataLen > 0) { |
1032 | SmallVector<uint32_t, 4> DeclIDs; |
1033 | for (; DataLen > 0; DataLen -= 4) |
1034 | DeclIDs.push_back(Reader.getGlobalDeclID( |
1035 | F, endian::readNext<uint32_t, little, unaligned>(d))); |
1036 | Reader.SetGloballyVisibleDecls(II, DeclIDs); |
1037 | } |
1038 | |
1039 | return II; |
1040 | } |
1041 | |
1042 | DeclarationNameKey::DeclarationNameKey(DeclarationName Name) |
1043 | : Kind(Name.getNameKind()) { |
1044 | switch (Kind) { |
1045 | case DeclarationName::Identifier: |
1046 | Data = (uint64_t)Name.getAsIdentifierInfo(); |
1047 | break; |
1048 | case DeclarationName::ObjCZeroArgSelector: |
1049 | case DeclarationName::ObjCOneArgSelector: |
1050 | case DeclarationName::ObjCMultiArgSelector: |
1051 | Data = (uint64_t)Name.getObjCSelector().getAsOpaquePtr(); |
1052 | break; |
1053 | case DeclarationName::CXXOperatorName: |
1054 | Data = Name.getCXXOverloadedOperator(); |
1055 | break; |
1056 | case DeclarationName::CXXLiteralOperatorName: |
1057 | Data = (uint64_t)Name.getCXXLiteralIdentifier(); |
1058 | break; |
1059 | case DeclarationName::CXXDeductionGuideName: |
1060 | Data = (uint64_t)Name.getCXXDeductionGuideTemplate() |
1061 | ->getDeclName().getAsIdentifierInfo(); |
1062 | break; |
1063 | case DeclarationName::CXXConstructorName: |
1064 | case DeclarationName::CXXDestructorName: |
1065 | case DeclarationName::CXXConversionFunctionName: |
1066 | case DeclarationName::CXXUsingDirective: |
1067 | Data = 0; |
1068 | break; |
1069 | } |
1070 | } |
1071 | |
1072 | unsigned DeclarationNameKey::getHash() const { |
1073 | llvm::FoldingSetNodeID ID; |
1074 | ID.AddInteger(Kind); |
1075 | |
1076 | switch (Kind) { |
1077 | case DeclarationName::Identifier: |
1078 | case DeclarationName::CXXLiteralOperatorName: |
1079 | case DeclarationName::CXXDeductionGuideName: |
1080 | ID.AddString(((IdentifierInfo*)Data)->getName()); |
1081 | break; |
1082 | case DeclarationName::ObjCZeroArgSelector: |
1083 | case DeclarationName::ObjCOneArgSelector: |
1084 | case DeclarationName::ObjCMultiArgSelector: |
1085 | ID.AddInteger(serialization::ComputeHash(Selector(Data))); |
1086 | break; |
1087 | case DeclarationName::CXXOperatorName: |
1088 | ID.AddInteger((OverloadedOperatorKind)Data); |
1089 | break; |
1090 | case DeclarationName::CXXConstructorName: |
1091 | case DeclarationName::CXXDestructorName: |
1092 | case DeclarationName::CXXConversionFunctionName: |
1093 | case DeclarationName::CXXUsingDirective: |
1094 | break; |
1095 | } |
1096 | |
1097 | return ID.ComputeHash(); |
1098 | } |
1099 | |
1100 | ModuleFile * |
1101 | ASTDeclContextNameLookupTrait::ReadFileRef(const unsigned char *&d) { |
1102 | using namespace llvm::support; |
1103 | |
1104 | uint32_t ModuleFileID = endian::readNext<uint32_t, little, unaligned>(d); |
1105 | return Reader.getLocalModuleFile(F, ModuleFileID); |
1106 | } |
1107 | |
1108 | std::pair<unsigned, unsigned> |
1109 | ASTDeclContextNameLookupTrait::ReadKeyDataLength(const unsigned char *&d) { |
1110 | return readULEBKeyDataLength(d); |
1111 | } |
1112 | |
1113 | ASTDeclContextNameLookupTrait::internal_key_type |
1114 | ASTDeclContextNameLookupTrait::ReadKey(const unsigned char *d, unsigned) { |
1115 | using namespace llvm::support; |
1116 | |
1117 | auto Kind = (DeclarationName::NameKind)*d++; |
1118 | uint64_t Data; |
1119 | switch (Kind) { |
1120 | case DeclarationName::Identifier: |
1121 | case DeclarationName::CXXLiteralOperatorName: |
1122 | case DeclarationName::CXXDeductionGuideName: |
1123 | Data = (uint64_t)Reader.getLocalIdentifier( |
1124 | F, endian::readNext<uint32_t, little, unaligned>(d)); |
1125 | break; |
1126 | case DeclarationName::ObjCZeroArgSelector: |
1127 | case DeclarationName::ObjCOneArgSelector: |
1128 | case DeclarationName::ObjCMultiArgSelector: |
1129 | Data = |
1130 | (uint64_t)Reader.getLocalSelector( |
1131 | F, endian::readNext<uint32_t, little, unaligned>( |
1132 | d)).getAsOpaquePtr(); |
1133 | break; |
1134 | case DeclarationName::CXXOperatorName: |
1135 | Data = *d++; |
1136 | break; |
1137 | case DeclarationName::CXXConstructorName: |
1138 | case DeclarationName::CXXDestructorName: |
1139 | case DeclarationName::CXXConversionFunctionName: |
1140 | case DeclarationName::CXXUsingDirective: |
1141 | Data = 0; |
1142 | break; |
1143 | } |
1144 | |
1145 | return DeclarationNameKey(Kind, Data); |
1146 | } |
1147 | |
1148 | void ASTDeclContextNameLookupTrait::ReadDataInto(internal_key_type, |
1149 | const unsigned char *d, |
1150 | unsigned DataLen, |
1151 | data_type_builder &Val) { |
1152 | using namespace llvm::support; |
1153 | |
1154 | for (unsigned NumDecls = DataLen / 4; NumDecls; --NumDecls) { |
1155 | uint32_t LocalID = endian::readNext<uint32_t, little, unaligned>(d); |
1156 | Val.insert(Reader.getGlobalDeclID(F, LocalID)); |
1157 | } |
1158 | } |
1159 | |
1160 | bool ASTReader::ReadLexicalDeclContextStorage(ModuleFile &M, |
1161 | BitstreamCursor &Cursor, |
1162 | uint64_t Offset, |
1163 | DeclContext *DC) { |
1164 | assert(Offset != 0); |
1165 | |
1166 | SavedStreamPosition SavedPosition(Cursor); |
1167 | if (llvm::Error Err = Cursor.JumpToBit(Offset)) { |
1168 | Error(std::move(Err)); |
1169 | return true; |
1170 | } |
1171 | |
1172 | RecordData Record; |
1173 | StringRef Blob; |
1174 | Expected<unsigned> MaybeCode = Cursor.ReadCode(); |
1175 | if (!MaybeCode) { |
1176 | Error(MaybeCode.takeError()); |
1177 | return true; |
1178 | } |
1179 | unsigned Code = MaybeCode.get(); |
1180 | |
1181 | Expected<unsigned> MaybeRecCode = Cursor.readRecord(Code, Record, &Blob); |
1182 | if (!MaybeRecCode) { |
1183 | Error(MaybeRecCode.takeError()); |
1184 | return true; |
1185 | } |
1186 | unsigned RecCode = MaybeRecCode.get(); |
1187 | if (RecCode != DECL_CONTEXT_LEXICAL) { |
1188 | Error("Expected lexical block"); |
1189 | return true; |
1190 | } |
1191 | |
1192 | assert(!isa<TranslationUnitDecl>(DC) && |
1193 | "expected a TU_UPDATE_LEXICAL record for TU"); |
1194 | |
1195 | |
1196 | |
1197 | |
1198 | auto &Lex = LexicalDecls[DC]; |
1199 | if (!Lex.first) { |
1200 | Lex = std::make_pair( |
1201 | &M, llvm::makeArrayRef( |
1202 | reinterpret_cast<const llvm::support::unaligned_uint32_t *>( |
1203 | Blob.data()), |
1204 | Blob.size() / 4)); |
1205 | } |
1206 | DC->setHasExternalLexicalStorage(true); |
1207 | return false; |
1208 | } |
1209 | |
1210 | bool ASTReader::ReadVisibleDeclContextStorage(ModuleFile &M, |
1211 | BitstreamCursor &Cursor, |
1212 | uint64_t Offset, |
1213 | DeclID ID) { |
1214 | assert(Offset != 0); |
1215 | |
1216 | SavedStreamPosition SavedPosition(Cursor); |
1217 | if (llvm::Error Err = Cursor.JumpToBit(Offset)) { |
1218 | Error(std::move(Err)); |
1219 | return true; |
1220 | } |
1221 | |
1222 | RecordData Record; |
1223 | StringRef Blob; |
1224 | Expected<unsigned> MaybeCode = Cursor.ReadCode(); |
1225 | if (!MaybeCode) { |
1226 | Error(MaybeCode.takeError()); |
1227 | return true; |
1228 | } |
1229 | unsigned Code = MaybeCode.get(); |
1230 | |
1231 | Expected<unsigned> MaybeRecCode = Cursor.readRecord(Code, Record, &Blob); |
1232 | if (!MaybeRecCode) { |
1233 | Error(MaybeRecCode.takeError()); |
1234 | return true; |
1235 | } |
1236 | unsigned RecCode = MaybeRecCode.get(); |
1237 | if (RecCode != DECL_CONTEXT_VISIBLE) { |
1238 | Error("Expected visible lookup table block"); |
1239 | return true; |
1240 | } |
1241 | |
1242 | |
1243 | |
1244 | auto *Data = (const unsigned char*)Blob.data(); |
1245 | PendingVisibleUpdates[ID].push_back(PendingVisibleUpdate{&M, Data}); |
1246 | return false; |
1247 | } |
1248 | |
1249 | void ASTReader::Error(StringRef Msg) const { |
1250 | Error(diag::err_fe_pch_malformed, Msg); |
1251 | if (PP.getLangOpts().Modules && !Diags.isDiagnosticInFlight() && |
1252 | !PP.getHeaderSearchInfo().getModuleCachePath().empty()) { |
1253 | Diag(diag::note_module_cache_path) |
1254 | << PP.getHeaderSearchInfo().getModuleCachePath(); |
1255 | } |
1256 | } |
1257 | |
1258 | void ASTReader::Error(unsigned DiagID, StringRef Arg1, StringRef Arg2, |
1259 | StringRef Arg3) const { |
1260 | if (Diags.isDiagnosticInFlight()) |
1261 | Diags.SetDelayedDiagnostic(DiagID, Arg1, Arg2, Arg3); |
1262 | else |
1263 | Diag(DiagID) << Arg1 << Arg2 << Arg3; |
1264 | } |
1265 | |
1266 | void ASTReader::Error(llvm::Error &&Err) const { |
1267 | llvm::Error RemainingErr = |
1268 | handleErrors(std::move(Err), [this](const DiagnosticError &E) { |
1269 | auto Diag = E.getDiagnostic().second; |
1270 | |
1271 | |
1272 | |
1273 | auto NumArgs = Diag.getStorage()->NumDiagArgs; |
1274 | assert(NumArgs <= 3 && "Can only have up to 3 arguments"); |
1275 | StringRef Arg1, Arg2, Arg3; |
1276 | switch (NumArgs) { |
1277 | case 3: |
1278 | Arg3 = Diag.getStringArg(2); |
1279 | LLVM_FALLTHROUGH; |
1280 | case 2: |
1281 | Arg2 = Diag.getStringArg(1); |
1282 | LLVM_FALLTHROUGH; |
1283 | case 1: |
1284 | Arg1 = Diag.getStringArg(0); |
1285 | } |
1286 | Error(Diag.getDiagID(), Arg1, Arg2, Arg3); |
1287 | }); |
1288 | if (RemainingErr) |
1289 | Error(toString(std::move(RemainingErr))); |
1290 | } |
1291 | |
1292 | |
1293 | |
1294 | |
1295 | |
1296 | |
1297 | void ASTReader::ParseLineTable(ModuleFile &F, const RecordData &Record) { |
1298 | unsigned Idx = 0; |
1299 | LineTableInfo &LineTable = SourceMgr.getLineTable(); |
1300 | |
1301 | |
1302 | std::map<int, int> FileIDs; |
1303 | FileIDs[-1] = -1; |
1304 | for (unsigned I = 0; Record[Idx]; ++I) { |
1305 | |
1306 | auto Filename = ReadPath(F, Record, Idx); |
1307 | FileIDs[I] = LineTable.getLineTableFilenameID(Filename); |
1308 | } |
1309 | ++Idx; |
1310 | |
1311 | |
1312 | std::vector<LineEntry> Entries; |
1313 | while (Idx < Record.size()) { |
1314 | int FID = Record[Idx++]; |
1315 | assert(FID >= 0 && "Serialized line entries for non-local file."); |
1316 | |
1317 | FID += F.SLocEntryBaseID - 1; |
1318 | |
1319 | |
1320 | unsigned NumEntries = Record[Idx++]; |
1321 | assert(NumEntries && "no line entries for file ID"); |
1322 | Entries.clear(); |
1323 | Entries.reserve(NumEntries); |
1324 | for (unsigned I = 0; I != NumEntries; ++I) { |
1325 | unsigned FileOffset = Record[Idx++]; |
1326 | unsigned LineNo = Record[Idx++]; |
1327 | int FilenameID = FileIDs[Record[Idx++]]; |
1328 | SrcMgr::CharacteristicKind FileKind |
1329 | = (SrcMgr::CharacteristicKind)Record[Idx++]; |
1330 | unsigned IncludeOffset = Record[Idx++]; |
1331 | Entries.push_back(LineEntry::get(FileOffset, LineNo, FilenameID, |
1332 | FileKind, IncludeOffset)); |
1333 | } |
1334 | LineTable.AddEntry(FileID::get(FID), Entries); |
1335 | } |
1336 | } |
1337 | |
1338 | |
1339 | llvm::Error ASTReader::ReadSourceManagerBlock(ModuleFile &F) { |
1340 | using namespace SrcMgr; |
1341 | |
1342 | BitstreamCursor &SLocEntryCursor = F.SLocEntryCursor; |
1343 | |
1344 | |
1345 | |
1346 | |
1347 | |
1348 | SLocEntryCursor = F.Stream; |
1349 | |
1350 | |
1351 | if (llvm::Error Err = F.Stream.SkipBlock()) |
1352 | return Err; |
1353 | |
1354 | |
1355 | if (llvm::Error Err = SLocEntryCursor.EnterSubBlock(SOURCE_MANAGER_BLOCK_ID)) |
1356 | return Err; |
1357 | F.SourceManagerBlockStartOffset = SLocEntryCursor.GetCurrentBitNo(); |
1358 | |
1359 | RecordData Record; |
1360 | while (true) { |
1361 | Expected<llvm::BitstreamEntry> MaybeE = |
1362 | SLocEntryCursor.advanceSkippingSubblocks(); |
1363 | if (!MaybeE) |
1364 | return MaybeE.takeError(); |
1365 | llvm::BitstreamEntry E = MaybeE.get(); |
1366 | |
1367 | switch (E.Kind) { |
1368 | case llvm::BitstreamEntry::SubBlock: |
1369 | case llvm::BitstreamEntry::Error: |
1370 | return llvm::createStringError(std::errc::illegal_byte_sequence, |
1371 | "malformed block record in AST file"); |
1372 | case llvm::BitstreamEntry::EndBlock: |
1373 | return llvm::Error::success(); |
1374 | case llvm::BitstreamEntry::Record: |
1375 | |
1376 | break; |
1377 | } |
1378 | |
1379 | |
1380 | Record.clear(); |
1381 | StringRef Blob; |
1382 | Expected<unsigned> MaybeRecord = |
1383 | SLocEntryCursor.readRecord(E.ID, Record, &Blob); |
1384 | if (!MaybeRecord) |
1385 | return MaybeRecord.takeError(); |
1386 | switch (MaybeRecord.get()) { |
1387 | default: |
1388 | break; |
1389 | |
1390 | case SM_SLOC_FILE_ENTRY: |
1391 | case SM_SLOC_BUFFER_ENTRY: |
1392 | case SM_SLOC_EXPANSION_ENTRY: |
1393 | |
1394 | return llvm::Error::success(); |
1395 | } |
1396 | } |
1397 | } |
1398 | |
1399 | |
1400 | |
1401 | |
1402 | |
1403 | static std::string |
1404 | resolveFileRelativeToOriginalDir(const std::string &Filename, |
1405 | const std::string &OriginalDir, |
1406 | const std::string &CurrDir) { |
1407 | assert(OriginalDir != CurrDir && |
1408 | "No point trying to resolve the file if the PCH dir didn't change"); |
1409 | |
1410 | using namespace llvm::sys; |
1411 | |
1412 | SmallString<128> filePath(Filename); |
1413 | fs::make_absolute(filePath); |
1414 | assert(path::is_absolute(OriginalDir)); |
1415 | SmallString<128> currPCHPath(CurrDir); |
1416 | |
1417 | path::const_iterator fileDirI = path::begin(path::parent_path(filePath)), |
1418 | fileDirE = path::end(path::parent_path(filePath)); |
1419 | path::const_iterator origDirI = path::begin(OriginalDir), |
1420 | origDirE = path::end(OriginalDir); |
1421 | |
1422 | while (fileDirI != fileDirE && origDirI != origDirE && |
1423 | *fileDirI == *origDirI) { |
1424 | ++fileDirI; |
1425 | ++origDirI; |
1426 | } |
1427 | for (; origDirI != origDirE; ++origDirI) |
1428 | path::append(currPCHPath, ".."); |
1429 | path::append(currPCHPath, fileDirI, fileDirE); |
1430 | path::append(currPCHPath, path::filename(Filename)); |
1431 | return std::string(currPCHPath.str()); |
1432 | } |
1433 | |
1434 | bool ASTReader::ReadSLocEntry(int ID) { |
1435 | if (ID == 0) |
1436 | return false; |
1437 | |
1438 | if (unsigned(-ID) - 2 >= getTotalNumSLocs() || ID > 0) { |
1439 | Error("source location entry ID out-of-range for AST file"); |
1440 | return true; |
1441 | } |
1442 | |
1443 | |
1444 | |
1445 | auto ReadBuffer = [this]( |
1446 | BitstreamCursor &SLocEntryCursor, |
1447 | StringRef Name) -> std::unique_ptr<llvm::MemoryBuffer> { |
1448 | RecordData Record; |
1449 | StringRef Blob; |
1450 | Expected<unsigned> MaybeCode = SLocEntryCursor.ReadCode(); |
1451 | if (!MaybeCode) { |
1452 | Error(MaybeCode.takeError()); |
1453 | return nullptr; |
1454 | } |
1455 | unsigned Code = MaybeCode.get(); |
1456 | |
1457 | Expected<unsigned> MaybeRecCode = |
1458 | SLocEntryCursor.readRecord(Code, Record, &Blob); |
1459 | if (!MaybeRecCode) { |
1460 | Error(MaybeRecCode.takeError()); |
1461 | return nullptr; |
1462 | } |
1463 | unsigned RecCode = MaybeRecCode.get(); |
1464 | |
1465 | if (RecCode == SM_SLOC_BUFFER_BLOB_COMPRESSED) { |
1466 | if (!llvm::zlib::isAvailable()) { |
1467 | Error("zlib is not available"); |
1468 | return nullptr; |
1469 | } |
1470 | SmallString<0> Uncompressed; |
1471 | if (llvm::Error E = |
1472 | llvm::zlib::uncompress(Blob, Uncompressed, Record[0])) { |
1473 | Error("could not decompress embedded file contents: " + |
1474 | llvm::toString(std::move(E))); |
1475 | return nullptr; |
1476 | } |
1477 | return llvm::MemoryBuffer::getMemBufferCopy(Uncompressed, Name); |
1478 | } else if (RecCode == SM_SLOC_BUFFER_BLOB) { |
1479 | return llvm::MemoryBuffer::getMemBuffer(Blob.drop_back(1), Name, true); |
1480 | } else { |
1481 | Error("AST record has invalid code"); |
1482 | return nullptr; |
1483 | } |
1484 | }; |
1485 | |
1486 | ModuleFile *F = GlobalSLocEntryMap.find(-ID)->second; |
1487 | if (llvm::Error Err = F->SLocEntryCursor.JumpToBit( |
1488 | F->SLocEntryOffsetsBase + |
1489 | F->SLocEntryOffsets[ID - F->SLocEntryBaseID])) { |
1490 | Error(std::move(Err)); |
1491 | return true; |
1492 | } |
1493 | |
1494 | BitstreamCursor &SLocEntryCursor = F->SLocEntryCursor; |
1495 | SourceLocation::UIntTy BaseOffset = F->SLocEntryBaseOffset; |
1496 | |
1497 | ++NumSLocEntriesRead; |
1498 | Expected<llvm::BitstreamEntry> MaybeEntry = SLocEntryCursor.advance(); |
1499 | if (!MaybeEntry) { |
1500 | Error(MaybeEntry.takeError()); |
1501 | return true; |
1502 | } |
1503 | llvm::BitstreamEntry Entry = MaybeEntry.get(); |
1504 | |
1505 | if (Entry.Kind != llvm::BitstreamEntry::Record) { |
1506 | Error("incorrectly-formatted source location entry in AST file"); |
1507 | return true; |
1508 | } |
1509 | |
1510 | RecordData Record; |
1511 | StringRef Blob; |
1512 | Expected<unsigned> MaybeSLOC = |
1513 | SLocEntryCursor.readRecord(Entry.ID, Record, &Blob); |
1514 | if (!MaybeSLOC) { |
1515 | Error(MaybeSLOC.takeError()); |
1516 | return true; |
1517 | } |
1518 | switch (MaybeSLOC.get()) { |
1519 | default: |
1520 | Error("incorrectly-formatted source location entry in AST file"); |
1521 | return true; |
1522 | |
1523 | case SM_SLOC_FILE_ENTRY: { |
1524 | |
1525 | |
1526 | unsigned InputID = Record[4]; |
1527 | InputFile IF = getInputFile(*F, InputID); |
1528 | Optional<FileEntryRef> File = IF.getFile(); |
1529 | bool OverriddenBuffer = IF.isOverridden(); |
1530 | |
1531 | |
1532 | |
1533 | |
1534 | if (!File) |
1535 | return true; |
1536 | |
1537 | SourceLocation IncludeLoc = ReadSourceLocation(*F, Record[1]); |
1538 | if (IncludeLoc.isInvalid() && F->Kind != MK_MainFile) { |
1539 | |
1540 | IncludeLoc = getImportLocation(F); |
1541 | } |
1542 | SrcMgr::CharacteristicKind |
1543 | FileCharacter = (SrcMgr::CharacteristicKind)Record[2]; |
1544 | FileID FID = SourceMgr.createFileID(*File, IncludeLoc, FileCharacter, ID, |
1545 | BaseOffset + Record[0]); |
1546 | SrcMgr::FileInfo &FileInfo = |
1547 | const_cast<SrcMgr::FileInfo&>(SourceMgr.getSLocEntry(FID).getFile()); |
1548 | FileInfo.NumCreatedFIDs = Record[5]; |
1549 | if (Record[3]) |
1550 | FileInfo.setHasLineDirectives(); |
1551 | |
1552 | unsigned NumFileDecls = Record[7]; |
1553 | if (NumFileDecls && ContextObj) { |
1554 | const DeclID *FirstDecl = F->FileSortedDecls + Record[6]; |
1555 | assert(F->FileSortedDecls && "FILE_SORTED_DECLS not encountered yet ?"); |
1556 | FileDeclIDs[FID] = FileDeclsInfo(F, llvm::makeArrayRef(FirstDecl, |
1557 | NumFileDecls)); |
1558 | } |
1559 | |
1560 | const SrcMgr::ContentCache &ContentCache = |
1561 | SourceMgr.getOrCreateContentCache(*File, isSystem(FileCharacter)); |
1562 | if (OverriddenBuffer && !ContentCache.BufferOverridden && |
1563 | ContentCache.ContentsEntry == ContentCache.OrigEntry && |
1564 | !ContentCache.getBufferIfLoaded()) { |
1565 | auto Buffer = ReadBuffer(SLocEntryCursor, File->getName()); |
1566 | if (!Buffer) |
1567 | return true; |
1568 | SourceMgr.overrideFileContents(*File, std::move(Buffer)); |
1569 | } |
1570 | |
1571 | break; |
1572 | } |
1573 | |
1574 | case SM_SLOC_BUFFER_ENTRY: { |
1575 | const char *Name = Blob.data(); |
1576 | unsigned Offset = Record[0]; |
1577 | SrcMgr::CharacteristicKind |
1578 | FileCharacter = (SrcMgr::CharacteristicKind)Record[2]; |
1579 | SourceLocation IncludeLoc = ReadSourceLocation(*F, Record[1]); |
1580 | if (IncludeLoc.isInvalid() && F->isModule()) { |
1581 | IncludeLoc = getImportLocation(F); |
1582 | } |
1583 | |
1584 | auto Buffer = ReadBuffer(SLocEntryCursor, Name); |
1585 | if (!Buffer) |
1586 | return true; |
1587 | SourceMgr.createFileID(std::move(Buffer), FileCharacter, ID, |
1588 | BaseOffset + Offset, IncludeLoc); |
1589 | break; |
1590 | } |
1591 | |
1592 | case SM_SLOC_EXPANSION_ENTRY: { |
1593 | SourceLocation SpellingLoc = ReadSourceLocation(*F, Record[1]); |
1594 | SourceMgr.createExpansionLoc(SpellingLoc, |
1595 | ReadSourceLocation(*F, Record[2]), |
1596 | ReadSourceLocation(*F, Record[3]), |
1597 | Record[5], |
1598 | Record[4], |
1599 | ID, |
1600 | BaseOffset + Record[0]); |
1601 | break; |
1602 | } |
1603 | } |
1604 | |
1605 | return false; |
1606 | } |
1607 | |
1608 | std::pair<SourceLocation, StringRef> ASTReader::getModuleImportLoc(int ID) { |
1609 | if (ID == 0) |
1610 | return std::make_pair(SourceLocation(), ""); |
1611 | |
1612 | if (unsigned(-ID) - 2 >= getTotalNumSLocs() || ID > 0) { |
1613 | Error("source location entry ID out-of-range for AST file"); |
1614 | return std::make_pair(SourceLocation(), ""); |
1615 | } |
1616 | |
1617 | |
1618 | ModuleFile *M = GlobalSLocEntryMap.find(-ID)->second; |
1619 | if (!M->isModule()) |
1620 | return std::make_pair(SourceLocation(), ""); |
1621 | |
1622 | |
1623 | |
1624 | return std::make_pair(M->ImportLoc, StringRef(M->ModuleName)); |
1625 | } |
1626 | |
1627 | |
1628 | SourceLocation ASTReader::getImportLocation(ModuleFile *F) { |
1629 | if (F->ImportLoc.isValid()) |
1630 | return F->ImportLoc; |
1631 | |
1632 | |
1633 | |
1634 | if (F->ImportedBy.empty() || !F->ImportedBy[0]) { |
1635 | |
1636 | assert(SourceMgr.getMainFileID().isValid() && "missing main file"); |
1637 | return SourceMgr.getLocForStartOfFile(SourceMgr.getMainFileID()); |
1638 | } |
1639 | return F->ImportedBy[0]->FirstLoc; |
1640 | } |
1641 | |
1642 | |
1643 | |
1644 | |
1645 | llvm::Error ASTReader::ReadBlockAbbrevs(BitstreamCursor &Cursor, |
1646 | unsigned BlockID, |
1647 | uint64_t *StartOfBlockOffset) { |
1648 | if (llvm::Error Err = Cursor.EnterSubBlock(BlockID)) |
1649 | return Err; |
1650 | |
1651 | if (StartOfBlockOffset) |
1652 | *StartOfBlockOffset = Cursor.GetCurrentBitNo(); |
1653 | |
1654 | while (true) { |
1655 | uint64_t Offset = Cursor.GetCurrentBitNo(); |
1656 | Expected<unsigned> MaybeCode = Cursor.ReadCode(); |
1657 | if (!MaybeCode) |
1658 | return MaybeCode.takeError(); |
1659 | unsigned Code = MaybeCode.get(); |
1660 | |
1661 | |
1662 | if (Code != llvm::bitc::DEFINE_ABBREV) { |
1663 | if (llvm::Error Err = Cursor.JumpToBit(Offset)) |
1664 | return Err; |
1665 | return llvm::Error::success(); |
1666 | } |
1667 | if (llvm::Error Err = Cursor.ReadAbbrevRecord()) |
1668 | return Err; |
1669 | } |
1670 | } |
1671 | |
1672 | Token ASTReader::ReadToken(ModuleFile &F, const RecordDataImpl &Record, |
1673 | unsigned &Idx) { |
1674 | Token Tok; |
1675 | Tok.startToken(); |
1676 | Tok.setLocation(ReadSourceLocation(F, Record, Idx)); |
1677 | Tok.setLength(Record[Idx++]); |
1678 | if (IdentifierInfo *II = getLocalIdentifier(F, Record[Idx++])) |
1679 | Tok.setIdentifierInfo(II); |
1680 | Tok.setKind((tok::TokenKind)Record[Idx++]); |
1681 | Tok.setFlag((Token::TokenFlags)Record[Idx++]); |
1682 | return Tok; |
1683 | } |
1684 | |
1685 | MacroInfo *ASTReader::ReadMacroRecord(ModuleFile &F, uint64_t Offset) { |
1686 | BitstreamCursor &Stream = F.MacroCursor; |
1687 | |
1688 | |
1689 | |
1690 | SavedStreamPosition SavedPosition(Stream); |
1691 | |
1692 | if (llvm::Error Err = Stream.JumpToBit(Offset)) { |
1693 | |
1694 | consumeError(std::move(Err)); |
1695 | return nullptr; |
1696 | } |
1697 | RecordData Record; |
1698 | SmallVector<IdentifierInfo*, 16> MacroParams; |
1699 | MacroInfo *Macro = nullptr; |
1700 | |
1701 | while (true) { |
1702 | |
1703 | |
1704 | |
1705 | unsigned Flags = BitstreamCursor::AF_DontPopBlockAtEnd; |
1706 | Expected<llvm::BitstreamEntry> MaybeEntry = |
1707 | Stream.advanceSkippingSubblocks(Flags); |
1708 | if (!MaybeEntry) { |
1709 | Error(MaybeEntry.takeError()); |
1710 | return Macro; |
1711 | } |
1712 | llvm::BitstreamEntry Entry = MaybeEntry.get(); |
1713 | |
1714 | switch (Entry.Kind) { |
1715 | case llvm::BitstreamEntry::SubBlock: |
1716 | case llvm::BitstreamEntry::Error: |
1717 | Error("malformed block record in AST file"); |
1718 | return Macro; |
1719 | case llvm::BitstreamEntry::EndBlock: |
1720 | return Macro; |
1721 | case llvm::BitstreamEntry::Record: |
1722 | |
1723 | break; |
1724 | } |
1725 | |
1726 | |
1727 | Record.clear(); |
1728 | PreprocessorRecordTypes RecType; |
1729 | if (Expected<unsigned> MaybeRecType = Stream.readRecord(Entry.ID, Record)) |
1730 | RecType = (PreprocessorRecordTypes)MaybeRecType.get(); |
1731 | else { |
1732 | Error(MaybeRecType.takeError()); |
1733 | return Macro; |
1734 | } |
1735 | switch (RecType) { |
1736 | case PP_MODULE_MACRO: |
1737 | case PP_MACRO_DIRECTIVE_HISTORY: |
1738 | return Macro; |
1739 | |
1740 | case PP_MACRO_OBJECT_LIKE: |
1741 | case PP_MACRO_FUNCTION_LIKE: { |
1742 | |
1743 | |
1744 | |
1745 | if (Macro) |
1746 | return Macro; |
1747 | |
1748 | unsigned NextIndex = 1; |
1749 | SourceLocation Loc = ReadSourceLocation(F, Record, NextIndex); |
1750 | MacroInfo *MI = PP.AllocateMacroInfo(Loc); |
1751 | MI->setDefinitionEndLoc(ReadSourceLocation(F, Record, NextIndex)); |
1752 | MI->setIsUsed(Record[NextIndex++]); |
1753 | MI->setUsedForHeaderGuard(Record[NextIndex++]); |
1754 | |
1755 | if (RecType == PP_MACRO_FUNCTION_LIKE) { |
1756 | |
1757 | bool isC99VarArgs = Record[NextIndex++]; |
1758 | bool isGNUVarArgs = Record[NextIndex++]; |
1759 | bool hasCommaPasting = Record[NextIndex++]; |
1760 | MacroParams.clear(); |
1761 | unsigned NumArgs = Record[NextIndex++]; |
1762 | for (unsigned i = 0; i != NumArgs; ++i) |
1763 | MacroParams.push_back(getLocalIdentifier(F, Record[NextIndex++])); |
1764 | |
1765 | |
1766 | MI->setIsFunctionLike(); |
1767 | if (isC99VarArgs) MI->setIsC99Varargs(); |
1768 | if (isGNUVarArgs) MI->setIsGNUVarargs(); |
1769 | if (hasCommaPasting) MI->setHasCommaPasting(); |
1770 | MI->setParameterList(MacroParams, PP.getPreprocessorAllocator()); |
1771 | } |
1772 | |
1773 | |
1774 | |
1775 | Macro = MI; |
1776 | |
1777 | if (NextIndex + 1 == Record.size() && PP.getPreprocessingRecord() && |
1778 | Record[NextIndex]) { |
1779 | |
1780 | PreprocessedEntityID |
1781 | GlobalID = getGlobalPreprocessedEntityID(F, Record[NextIndex]); |
1782 | PreprocessingRecord &PPRec = *PP.getPreprocessingRecord(); |
1783 | PreprocessingRecord::PPEntityID PPID = |
1784 | PPRec.getPPEntityID(GlobalID - 1, true); |
1785 | MacroDefinitionRecord *PPDef = cast_or_null<MacroDefinitionRecord>( |
1786 | PPRec.getPreprocessedEntity(PPID)); |
1787 | if (PPDef) |
1788 | PPRec.RegisterMacroDefinition(Macro, PPDef); |
1789 | } |
1790 | |
1791 | ++NumMacrosRead; |
1792 | break; |
1793 | } |
1794 | |
1795 | case PP_TOKEN: { |
1796 | |
1797 | |
1798 | if (!Macro) break; |
1799 | |
1800 | unsigned Idx = 0; |
1801 | Token Tok = ReadToken(F, Record, Idx); |
1802 | Macro->AddTokenToBody(Tok); |
1803 | break; |
1804 | } |
1805 | } |
1806 | } |
1807 | } |
1808 | |
1809 | PreprocessedEntityID |
1810 | ASTReader::getGlobalPreprocessedEntityID(ModuleFile &M, |
1811 | unsigned LocalID) const { |
1812 | if (!M.ModuleOffsetMap.empty()) |
1813 | ReadModuleOffsetMap(M); |
1814 | |
1815 | ContinuousRangeMap<uint32_t, int, 2>::const_iterator |
1816 | I = M.PreprocessedEntityRemap.find(LocalID - NUM_PREDEF_PP_ENTITY_IDS); |
1817 | assert(I != M.PreprocessedEntityRemap.end() |
1818 | && "Invalid index into preprocessed entity index remap"); |
1819 | |
1820 | return LocalID + I->second; |
1821 | } |
1822 | |
1823 | unsigned HeaderFileInfoTrait::ComputeHash(internal_key_ref ikey) { |
1824 | return llvm::hash_combine(ikey.Size, ikey.ModTime); |
1825 | } |
1826 | |
1827 | HeaderFileInfoTrait::internal_key_type |
1828 | HeaderFileInfoTrait::GetInternalKey(const FileEntry *FE) { |
1829 | internal_key_type ikey = {FE->getSize(), |
1830 | M.HasTimestamps ? FE->getModificationTime() : 0, |
1831 | FE->getName(), false}; |
1832 | return ikey; |
1833 | } |
1834 | |
1835 | bool HeaderFileInfoTrait::EqualKey(internal_key_ref a, internal_key_ref b) { |
1836 | if (a.Size != b.Size || (a.ModTime && b.ModTime && a.ModTime != b.ModTime)) |
1837 | return false; |
1838 | |
1839 | if (llvm::sys::path::is_absolute(a.Filename) && a.Filename == b.Filename) |
1840 | return true; |
1841 | |
1842 | |
1843 | FileManager &FileMgr = Reader.getFileManager(); |
1844 | auto GetFile = [&](const internal_key_type &Key) -> const FileEntry* { |
1845 | if (!Key.Imported) { |
1846 | if (auto File = FileMgr.getFile(Key.Filename)) |
1847 | return *File; |
1848 | return nullptr; |
1849 | } |
1850 | |
1851 | std::string Resolved = std::string(Key.Filename); |
1852 | Reader.ResolveImportedPath(M, Resolved); |
1853 | if (auto File = FileMgr.getFile(Resolved)) |
1854 | return *File; |
1855 | return nullptr; |
1856 | }; |
1857 | |
1858 | const FileEntry *FEA = GetFile(a); |
1859 | const FileEntry *FEB = GetFile(b); |
1860 | return FEA && FEA == FEB; |
1861 | } |
1862 | |
1863 | std::pair<unsigned, unsigned> |
1864 | HeaderFileInfoTrait::ReadKeyDataLength(const unsigned char*& d) { |
1865 | return readULEBKeyDataLength(d); |
1866 | } |
1867 | |
1868 | HeaderFileInfoTrait::internal_key_type |
1869 | HeaderFileInfoTrait::ReadKey(const unsigned char *d, unsigned) { |
1870 | using namespace llvm::support; |
1871 | |
1872 | internal_key_type ikey; |
1873 | ikey.Size = off_t(endian::readNext<uint64_t, little, unaligned>(d)); |
1874 | ikey.ModTime = time_t(endian::readNext<uint64_t, little, unaligned>(d)); |
1875 | ikey.Filename = (const char *)d; |
1876 | ikey.Imported = true; |
1877 | return ikey; |
1878 | } |
1879 | |
1880 | HeaderFileInfoTrait::data_type |
1881 | HeaderFileInfoTrait::ReadData(internal_key_ref key, const unsigned char *d, |
1882 | unsigned DataLen) { |
1883 | using namespace llvm::support; |
1884 | |
1885 | const unsigned char *End = d + DataLen; |
1886 | HeaderFileInfo HFI; |
1887 | unsigned Flags = *d++; |
1888 | |
1889 | HFI.isImport |= (Flags >> 5) & 0x01; |
1890 | HFI.isPragmaOnce |= (Flags >> 4) & 0x01; |
1891 | HFI.DirInfo = (Flags >> 1) & 0x07; |
1892 | HFI.IndexHeaderMapHeader = Flags & 0x01; |
1893 | |
1894 | |
1895 | HFI.NumIncludes = std::max(endian::readNext<uint16_t, little, unaligned>(d), |
1896 | HFI.NumIncludes); |
1897 | HFI.ControllingMacroID = Reader.getGlobalIdentifierID( |
1898 | M, endian::readNext<uint32_t, little, unaligned>(d)); |
1899 | if (unsigned FrameworkOffset = |
1900 | endian::readNext<uint32_t, little, unaligned>(d)) { |
1901 | |
1902 | |
1903 | StringRef FrameworkName(FrameworkStrings + FrameworkOffset - 1); |
1904 | HFI.Framework = HS->getUniqueFrameworkName(FrameworkName); |
1905 | } |
1906 | |
1907 | assert((End - d) % 4 == 0 && |
1908 | "Wrong data length in HeaderFileInfo deserialization"); |
1909 | while (d != End) { |
1910 | uint32_t LocalSMID = endian::readNext<uint32_t, little, unaligned>(d); |
1911 | auto HeaderRole = static_cast<ModuleMap::ModuleHeaderRole>(LocalSMID & 3); |
1912 | LocalSMID >>= 2; |
1913 | |
1914 | |
1915 | |
1916 | SubmoduleID GlobalSMID = Reader.getGlobalSubmoduleID(M, LocalSMID); |
1917 | Module *Mod = Reader.getSubmodule(GlobalSMID); |
1918 | FileManager &FileMgr = Reader.getFileManager(); |
1919 | ModuleMap &ModMap = |
1920 | Reader.getPreprocessor().getHeaderSearchInfo().getModuleMap(); |
1921 | |
1922 | std::string Filename = std::string(key.Filename); |
1923 | if (key.Imported) |
1924 | Reader.ResolveImportedPath(M, Filename); |
1925 | |
1926 | Module::Header H = {std::string(key.Filename), "", |
1927 | *FileMgr.getFile(Filename)}; |
1928 | ModMap.addHeader(Mod, H, HeaderRole, true); |
1929 | HFI.isModuleHeader |= !(HeaderRole & ModuleMap::TextualHeader); |
1930 | } |
1931 | |
1932 | |
1933 | HFI.External = true; |
1934 | HFI.IsValid = true; |
1935 | return HFI; |
1936 | } |
1937 | |
1938 | void ASTReader::addPendingMacro(IdentifierInfo *II, ModuleFile *M, |
1939 | uint32_t MacroDirectivesOffset) { |
1940 | assert(NumCurrentElementsDeserializing > 0 &&"Missing deserialization guard"); |
1941 | PendingMacroIDs[II].push_back(PendingMacroInfo(M, MacroDirectivesOffset)); |
1942 | } |
1943 | |
1944 | void ASTReader::ReadDefinedMacros() { |
1945 | |
1946 | Deserializing Macros(this); |
1947 | |
1948 | for (ModuleFile &I : llvm::reverse(ModuleMgr)) { |
1949 | BitstreamCursor &MacroCursor = I.MacroCursor; |
1950 | |
1951 | |
1952 | if (MacroCursor.getBitcodeBytes().empty()) |
1953 | continue; |
1954 | |
1955 | BitstreamCursor Cursor = MacroCursor; |
1956 | if (llvm::Error Err = Cursor.JumpToBit(I.MacroStartOffset)) { |
1957 | Error(std::move(Err)); |
1958 | return; |
1959 | } |
1960 | |
1961 | RecordData Record; |
1962 | while (true) { |
1963 | Expected<llvm::BitstreamEntry> MaybeE = Cursor.advanceSkippingSubblocks(); |
1964 | if (!MaybeE) { |
1965 | Error(MaybeE.takeError()); |
1966 | return; |
1967 | } |
1968 | llvm::BitstreamEntry E = MaybeE.get(); |
1969 | |
1970 | switch (E.Kind) { |
1971 | case llvm::BitstreamEntry::SubBlock: |
1972 | case llvm::BitstreamEntry::Error: |
1973 | Error("malformed block record in AST file"); |
1974 | return; |
1975 | case llvm::BitstreamEntry::EndBlock: |
1976 | goto NextCursor; |
1977 | |
1978 | case llvm::BitstreamEntry::Record: { |
1979 | Record.clear(); |
1980 | Expected<unsigned> MaybeRecord = Cursor.readRecord(E.ID, Record); |
1981 | if (!MaybeRecord) { |
1982 | Error(MaybeRecord.takeError()); |
1983 | return; |
1984 | } |
1985 | switch (MaybeRecord.get()) { |
1986 | default: |
1987 | break; |
1988 | |
1989 | case PP_MACRO_OBJECT_LIKE: |
1990 | case PP_MACRO_FUNCTION_LIKE: { |
1991 | IdentifierInfo *II = getLocalIdentifier(I, Record[0]); |
1992 | if (II->isOutOfDate()) |
1993 | updateOutOfDateIdentifier(*II); |
1994 | break; |
1995 | } |
1996 | |
1997 | case PP_TOKEN: |
1998 | |
1999 | break; |
2000 | } |
2001 | break; |
2002 | } |
2003 | } |
2004 | } |
2005 | NextCursor: ; |
2006 | } |
2007 | } |
2008 | |
2009 | namespace { |
2010 | |
2011 | |
2012 | class IdentifierLookupVisitor { |
2013 | StringRef Name; |
2014 | unsigned NameHash; |
2015 | unsigned PriorGeneration; |
2016 | unsigned &NumIdentifierLookups; |
2017 | unsigned &NumIdentifierLookupHits; |
2018 | IdentifierInfo *Found = nullptr; |
2019 | |
2020 | public: |
2021 | IdentifierLookupVisitor(StringRef Name, unsigned PriorGeneration, |
2022 | unsigned &NumIdentifierLookups, |
2023 | unsigned &NumIdentifierLookupHits) |
2024 | : Name(Name), NameHash(ASTIdentifierLookupTrait::ComputeHash(Name)), |
2025 | PriorGeneration(PriorGeneration), |
2026 | NumIdentifierLookups(NumIdentifierLookups), |
2027 | NumIdentifierLookupHits(NumIdentifierLookupHits) {} |
2028 | |
2029 | bool operator()(ModuleFile &M) { |
2030 | |
2031 | if (M.Generation <= PriorGeneration) |
2032 | return true; |
2033 | |
2034 | ASTIdentifierLookupTable *IdTable |
2035 | = (ASTIdentifierLookupTable *)M.IdentifierLookupTable; |
2036 | if (!IdTable) |
2037 | return false; |
2038 | |
2039 | ASTIdentifierLookupTrait Trait(IdTable->getInfoObj().getReader(), M, |
2040 | Found); |
2041 | ++NumIdentifierLookups; |
2042 | ASTIdentifierLookupTable::iterator Pos = |
2043 | IdTable->find_hashed(Name, NameHash, &Trait); |
2044 | if (Pos == IdTable->end()) |
2045 | return false; |
2046 | |
2047 | |
2048 | |
2049 | |
2050 | ++NumIdentifierLookupHits; |
2051 | Found = *Pos; |
2052 | return true; |
2053 | } |
2054 | |
2055 | |
2056 | |
2057 | IdentifierInfo *getIdentifierInfo() const { return Found; } |
2058 | }; |
2059 | |
2060 | } |
2061 | |
2062 | void ASTReader::updateOutOfDateIdentifier(IdentifierInfo &II) { |
2063 | |
2064 | Deserializing AnIdentifier(this); |
2065 | |
2066 | unsigned PriorGeneration = 0; |
2067 | if (getContext().getLangOpts().Modules) |
2068 | PriorGeneration = IdentifierGeneration[&II]; |
2069 | |
2070 | |
2071 | |
2072 | GlobalModuleIndex::HitSet Hits; |
2073 | GlobalModuleIndex::HitSet *HitsPtr = nullptr; |
2074 | if (!loadGlobalIndex()) { |
2075 | if (GlobalIndex->lookupIdentifier(II.getName(), Hits)) { |
2076 | HitsPtr = &Hits; |
2077 | } |
2078 | } |
2079 | |
2080 | IdentifierLookupVisitor Visitor(II.getName(), PriorGeneration, |
2081 | NumIdentifierLookups, |
2082 | NumIdentifierLookupHits); |
2083 | ModuleMgr.visit(Visitor, HitsPtr); |
2084 | markIdentifierUpToDate(&II); |
2085 | } |
2086 | |
2087 | void ASTReader::markIdentifierUpToDate(IdentifierInfo *II) { |
2088 | if (!II) |
2089 | return; |
2090 | |
2091 | II->setOutOfDate(false); |
2092 | |
2093 | |
2094 | if (getContext().getLangOpts().Modules) |
2095 | IdentifierGeneration[II] = getGeneration(); |
2096 | } |
2097 | |
2098 | void ASTReader::resolvePendingMacro(IdentifierInfo *II, |
2099 | const PendingMacroInfo &PMInfo) { |
2100 | ModuleFile &M = *PMInfo.M; |
2101 | |
2102 | BitstreamCursor &Cursor = M.MacroCursor; |
2103 | SavedStreamPosition SavedPosition(Cursor); |
2104 | if (llvm::Error Err = |
2105 | Cursor.JumpToBit(M.MacroOffsetsBase + PMInfo.MacroDirectivesOffset)) { |
2106 | Error(std::move(Err)); |
2107 | return; |
2108 | } |
2109 | |
2110 | struct ModuleMacroRecord { |
2111 | SubmoduleID SubModID; |
2112 | MacroInfo *MI; |
2113 | SmallVector<SubmoduleID, 8> Overrides; |
2114 | }; |
2115 | llvm::SmallVector<ModuleMacroRecord, 8> ModuleMacros; |
2116 | |
2117 | |
2118 | |
2119 | |
2120 | RecordData Record; |
2121 | while (true) { |
2122 | Expected<llvm::BitstreamEntry> MaybeEntry = |
2123 | Cursor.advance(BitstreamCursor::AF_DontPopBlockAtEnd); |
2124 | if (!MaybeEntry) { |
2125 | Error(MaybeEntry.takeError()); |
2126 | return; |
2127 | } |
2128 | llvm::BitstreamEntry Entry = MaybeEntry.get(); |
2129 | |
2130 | if (Entry.Kind != llvm::BitstreamEntry::Record) { |
2131 | Error("malformed block record in AST file"); |
2132 | return; |
2133 | } |
2134 | |
2135 | Record.clear(); |
2136 | Expected<unsigned> MaybePP = Cursor.readRecord(Entry.ID, Record); |
2137 | if (!MaybePP) { |
2138 | Error(MaybePP.takeError()); |
2139 | return; |
2140 | } |
2141 | switch ((PreprocessorRecordTypes)MaybePP.get()) { |
2142 | case PP_MACRO_DIRECTIVE_HISTORY: |
2143 | break; |
2144 | |
2145 | case PP_MODULE_MACRO: { |
2146 | ModuleMacros.push_back(ModuleMacroRecord()); |
2147 | auto &Info = ModuleMacros.back(); |
2148 | Info.SubModID = getGlobalSubmoduleID(M, Record[0]); |
2149 | Info.MI = getMacro(getGlobalMacroID(M, Record[1])); |
2150 | for (int I = 2, N = Record.size(); I != N; ++I) |
2151 | Info.Overrides.push_back(getGlobalSubmoduleID(M, Record[I])); |
2152 | continue; |
2153 | } |
2154 | |
2155 | default: |
2156 | Error("malformed block record in AST file"); |
2157 | return; |
2158 | } |
2159 | |
2160 | |
2161 | |
2162 | break; |
2163 | } |
2164 | |
2165 | |
2166 | { |
2167 | std::reverse(ModuleMacros.begin(), ModuleMacros.end()); |
2168 | llvm::SmallVector<ModuleMacro*, 8> Overrides; |
2169 | for (auto &MMR : ModuleMacros) { |
2170 | Overrides.clear(); |
2171 | for (unsigned ModID : MMR.Overrides) { |
2172 | Module *Mod = getSubmodule(ModID); |
2173 | auto *Macro = PP.getModuleMacro(Mod, II); |
2174 | assert(Macro && "missing definition for overridden macro"); |
2175 | Overrides.push_back(Macro); |
2176 | } |
2177 | |
2178 | bool Inserted = false; |
2179 | Module *Owner = getSubmodule(MMR.SubModID); |
2180 | PP.addModuleMacro(Owner, II, MMR.MI, Overrides, Inserted); |
2181 | } |
2182 | } |
2183 | |
2184 | |
2185 | |
2186 | if (M.isModule()) |
2187 | return; |
2188 | |
2189 | |
2190 | MacroDirective *Latest = nullptr, *Earliest = nullptr; |
2191 | unsigned Idx = 0, N = Record.size(); |
2192 | while (Idx < N) { |
2193 | MacroDirective *MD = nullptr; |
2194 | SourceLocation Loc = ReadSourceLocation(M, Record, Idx); |
2195 | MacroDirective::Kind K = (MacroDirective::Kind)Record[Idx++]; |
2196 | switch (K) { |
2197 | case MacroDirective::MD_Define: { |
2198 | MacroInfo *MI = getMacro(getGlobalMacroID(M, Record[Idx++])); |
2199 | MD = PP.AllocateDefMacroDirective(MI, Loc); |
2200 | break; |
2201 | } |
2202 | case MacroDirective::MD_Undefine: |
2203 | MD = PP.AllocateUndefMacroDirective(Loc); |
2204 | break; |
2205 | case MacroDirective::MD_Visibility: |
2206 | bool isPublic = Record[Idx++]; |
2207 | MD = PP.AllocateVisibilityMacroDirective(Loc, isPublic); |
2208 | break; |
2209 | } |
2210 | |
2211 | if (!Latest) |
2212 | Latest = MD; |
2213 | if (Earliest) |
2214 | Earliest->setPrevious(MD); |
2215 | Earliest = MD; |
2216 | } |
2217 | |
2218 | if (Latest) |
2219 | PP.setLoadedMacroDirective(II, Earliest, Latest); |
2220 | } |
2221 | |
2222 | bool ASTReader::shouldDisableValidationForFile( |
2223 | const serialization::ModuleFile &M) const { |
2224 | if (DisableValidationKind == DisableValidationForModuleKind::None) |
2225 | return false; |
2226 | |
2227 | |
2228 | |
2229 | ModuleKind K = CurrentDeserializingModuleKind.getValueOr(M.Kind); |
2230 | |
2231 | switch (K) { |
2232 | case MK_MainFile: |
2233 | case MK_Preamble: |
2234 | case MK_PCH: |
2235 | return bool(DisableValidationKind & DisableValidationForModuleKind::PCH); |
2236 | case MK_ImplicitModule: |
2237 | case MK_ExplicitModule: |
2238 | case MK_PrebuiltModule: |
2239 | return bool(DisableValidationKind & DisableValidationForModuleKind::Module); |
2240 | } |
2241 | |
2242 | return false; |
2243 | } |
2244 | |
2245 | ASTReader::InputFileInfo |
2246 | ASTReader::readInputFileInfo(ModuleFile &F, unsigned ID) { |
2247 | |
2248 | BitstreamCursor &Cursor = F.InputFilesCursor; |
2249 | SavedStreamPosition SavedPosition(Cursor); |
2250 | if (llvm::Error Err = Cursor.JumpToBit(F.InputFileOffsets[ID - 1])) { |
2251 | |
2252 | consumeError(std::move(Err)); |
2253 | } |
2254 | |
2255 | Expected<unsigned> MaybeCode = Cursor.ReadCode(); |
2256 | if (!MaybeCode) { |
2257 | |
2258 | consumeError(MaybeCode.takeError()); |
2259 | } |
2260 | unsigned Code = MaybeCode.get(); |
2261 | RecordData Record; |
2262 | StringRef Blob; |
2263 | |
2264 | if (Expected<unsigned> Maybe = Cursor.readRecord(Code, Record, &Blob)) |
2265 | assert(static_cast<InputFileRecordTypes>(Maybe.get()) == INPUT_FILE && |
2266 | "invalid record type for input file"); |
2267 | else { |
2268 | |
2269 | consumeError(Maybe.takeError()); |
2270 | } |
2271 | |
2272 | assert(Record[0] == ID && "Bogus stored ID or offset"); |
2273 | InputFileInfo R; |
2274 | R.StoredSize = static_cast<off_t>(Record[1]); |
2275 | R.StoredTime = static_cast<time_t>(Record[2]); |
2276 | R.Overridden = static_cast<bool>(Record[3]); |
2277 | R.Transient = static_cast<bool>(Record[4]); |
2278 | R.TopLevelModuleMap = static_cast<bool>(Record[5]); |
2279 | R.Filename = std::string(Blob); |
2280 | ResolveImportedPath(F, R.Filename); |
2281 | |
2282 | Expected<llvm::BitstreamEntry> MaybeEntry = Cursor.advance(); |
2283 | if (!MaybeEntry) |
2284 | consumeError(MaybeEntry.takeError()); |
2285 | llvm::BitstreamEntry Entry = MaybeEntry.get(); |
2286 | assert(Entry.Kind == llvm::BitstreamEntry::Record && |
2287 | "expected record type for input file hash"); |
2288 | |
2289 | Record.clear(); |
2290 | if (Expected<unsigned> Maybe = Cursor.readRecord(Entry.ID, Record)) |
2291 | assert(static_cast<InputFileRecordTypes>(Maybe.get()) == INPUT_FILE_HASH && |
2292 | "invalid record type for input file hash"); |
2293 | else { |
2294 | |
2295 | consumeError(Maybe.takeError()); |
2296 | } |
2297 | R.ContentHash = (static_cast<uint64_t>(Record[1]) << 32) | |
2298 | static_cast<uint64_t>(Record[0]); |
2299 | return R; |
2300 | } |
2301 | |
2302 | static unsigned moduleKindForDiagnostic(ModuleKind Kind); |
2303 | InputFile ASTReader::getInputFile(ModuleFile &F, unsigned ID, bool Complain) { |
2304 | |
2305 | if (ID == 0 || ID > F.InputFilesLoaded.size()) |
2306 | return InputFile(); |
2307 | |
2308 | |
2309 | if (F.InputFilesLoaded[ID-1].getFile()) |
2310 | return F.InputFilesLoaded[ID-1]; |
2311 | |
2312 | if (F.InputFilesLoaded[ID-1].isNotFound()) |
2313 | return InputFile(); |
2314 | |
2315 | |
2316 | BitstreamCursor &Cursor = F.InputFilesCursor; |
2317 | SavedStreamPosition SavedPosition(Cursor); |
2318 | if (llvm::Error Err = Cursor.JumpToBit(F.InputFileOffsets[ID - 1])) { |
2319 | |
2320 | consumeError(std::move(Err)); |
2321 | } |
2322 | |
2323 | InputFileInfo FI = readInputFileInfo(F, ID); |
2324 | off_t StoredSize = FI.StoredSize; |
2325 | time_t StoredTime = FI.StoredTime; |
2326 | bool Overridden = FI.Overridden; |
2327 | bool Transient = FI.Transient; |
2328 | StringRef Filename = FI.Filename; |
2329 | uint64_t StoredContentHash = FI.ContentHash; |
2330 | |
2331 | OptionalFileEntryRefDegradesToFileEntryPtr File = |
2332 | expectedToOptional(FileMgr.getFileRef(Filename, false)); |
2333 | |
2334 | |
2335 | |
2336 | if (!File && !F.OriginalDir.empty() && !F.BaseDirectory.empty() && |
2337 | F.OriginalDir != F.BaseDirectory) { |
2338 | std::string Resolved = resolveFileRelativeToOriginalDir( |
2339 | std::string(Filename), F.OriginalDir, F.BaseDirectory); |
2340 | if (!Resolved.empty()) |
2341 | File = expectedToOptional(FileMgr.getFileRef(Resolved)); |
2342 | } |
2343 | |
2344 | |
2345 | |
2346 | if ((Overridden || Transient) && !File) |
2347 | File = FileMgr.getVirtualFileRef(Filename, StoredSize, StoredTime); |
2348 | |
2349 | if (!File) { |
2350 | if (Complain) { |
2351 | std::string ErrorStr = "could not find file '"; |
2352 | ErrorStr += Filename; |
2353 | ErrorStr += "' referenced by AST file '"; |
2354 | ErrorStr += F.FileName; |
2355 | ErrorStr += "'"; |
2356 | Error(ErrorStr); |
2357 | } |
2358 | |
2359 | F.InputFilesLoaded[ID-1] = InputFile::getNotFound(); |
2360 | return InputFile(); |
2361 | } |
2362 | |
2363 | |
2364 | |
2365 | |
2366 | |
2367 | SourceManager &SM = getSourceManager(); |
2368 | |
2369 | if ((!Overridden && !Transient) && SM.isFileOverridden(File)) { |
2370 | if (Complain) |
2371 | Error(diag::err_fe_pch_file_overridden, Filename); |
2372 | |
2373 | |
2374 | |
2375 | File = SM.bypassFileContentsOverride(*File); |
2376 | if (!File) { |
2377 | F.InputFilesLoaded[ID - 1] = InputFile::getNotFound(); |
2378 | return InputFile(); |
2379 | } |
2380 | } |
2381 | |
2382 | struct Change { |
2383 | enum ModificationKind { |
2384 | Size, |
2385 | ModTime, |
2386 | Content, |
2387 | None, |
2388 | } Kind; |
2389 | llvm::Optional<int64_t> Old = llvm::None; |
2390 | llvm::Optional<int64_t> New = llvm::None; |
2391 | }; |
2392 | auto HasInputFileChanged = [&]() { |
2393 | if (StoredSize != File->getSize()) |
2394 | return Change{Change::Size, StoredSize, File->getSize()}; |
2395 | if (!shouldDisableValidationForFile(F) && StoredTime && |
2396 | StoredTime != File->getModificationTime()) { |
2397 | Change MTimeChange = {Change::ModTime, StoredTime, |
2398 | File->getModificationTime()}; |
2399 | |
2400 | |
2401 | |
2402 | if (ValidateASTInputFilesContent && |
2403 | StoredContentHash != static_cast<uint64_t>(llvm::hash_code(-1))) { |
2404 | auto MemBuffOrError = FileMgr.getBufferForFile(File); |
2405 | if (!MemBuffOrError) { |
2406 | if (!Complain) |
2407 | return MTimeChange; |
2408 | std::string ErrorStr = "could not get buffer for file '"; |
2409 | ErrorStr += File->getName(); |
2410 | ErrorStr += "'"; |
2411 | Error(ErrorStr); |
2412 | return MTimeChange; |
2413 | } |
2414 | |
2415 | |
2416 | auto ContentHash = hash_value(MemBuffOrError.get()->getBuffer()); |
2417 | if (StoredContentHash == static_cast<uint64_t>(ContentHash)) |
2418 | return Change{Change::None}; |
2419 | |
2420 | return Change{Change::Content}; |
2421 | } |
2422 | return MTimeChange; |
2423 | } |
2424 | return Change{Change::None}; |
2425 | }; |
2426 | |
2427 | bool IsOutOfDate = false; |
2428 | auto FileChange = HasInputFileChanged(); |
2429 | |
2430 | if (!Overridden && FileChange.Kind != Change::None) { |
2431 | if (Complain && !Diags.isDiagnosticInFlight()) { |
2432 | |
2433 | SmallVector<ModuleFile *, 4> ImportStack(1, &F); |
2434 | while (!ImportStack.back()->ImportedBy.empty()) |
2435 | ImportStack.push_back(ImportStack.back()->ImportedBy[0]); |
2436 | |
2437 | |
2438 | StringRef TopLevelPCHName(ImportStack.back()->FileName); |
2439 | Diag(diag::err_fe_ast_file_modified) |
2440 | << Filename << moduleKindForDiagnostic(ImportStack.back()->Kind) |
2441 | << TopLevelPCHName << FileChange.Kind |
2442 | << (FileChange.Old && FileChange.New) |
2443 | << llvm::itostr(FileChange.Old.getValueOr(0)) |
2444 | << llvm::itostr(FileChange.New.getValueOr(0)); |
2445 | |
2446 | |
2447 | if (ImportStack.size() > 1) { |
2448 | Diag(diag::note_pch_required_by) |
2449 | << Filename << ImportStack[0]->FileName; |
2450 | for (unsigned I = 1; I < ImportStack.size(); ++I) |
2451 | Diag(diag::note_pch_required_by) |
2452 | << ImportStack[I-1]->FileName << ImportStack[I]->FileName; |
2453 | } |
2454 | |
2455 | Diag(diag::note_pch_rebuild_required) << TopLevelPCHName; |
2456 | } |
2457 | |
2458 | IsOutOfDate = true; |
2459 | } |
2460 | |
2461 | |
2462 | |
2463 | InputFile IF = InputFile(*File, Overridden || Transient, IsOutOfDate); |
2464 | |
2465 | |
2466 | F.InputFilesLoaded[ID-1] = IF; |
2467 | return IF; |
2468 | } |
2469 | |
2470 | |
2471 | |
2472 | |
2473 | void ASTReader::ResolveImportedPath(ModuleFile &M, std::string &Filename) { |
2474 | |
2475 | if (!M.BaseDirectory.empty()) |
2476 | return ResolveImportedPath(Filename, M.BaseDirectory); |
2477 | } |
2478 | |
2479 | void ASTReader::ResolveImportedPath(std::string &Filename, StringRef Prefix) { |
2480 | if (Filename.empty() || llvm::sys::path::is_absolute(Filename)) |
2481 | return; |
2482 | |
2483 | SmallString<128> Buffer; |
2484 | llvm::sys::path::append(Buffer, Prefix, Filename); |
2485 | Filename.assign(Buffer.begin(), Buffer.end()); |
2486 | } |
2487 | |
2488 | static bool isDiagnosedResult(ASTReader::ASTReadResult ARR, unsigned Caps) { |
2489 | switch (ARR) { |
2490 | case ASTReader::Failure: return true; |
2491 | case ASTReader::Missing: return !(Caps & ASTReader::ARR_Missing); |
2492 | case ASTReader::OutOfDate: return !(Caps & ASTReader::ARR_OutOfDate); |
2493 | case ASTReader::VersionMismatch: return !(Caps & ASTReader::ARR_VersionMismatch); |
2494 | case ASTReader::ConfigurationMismatch: |
2495 | return !(Caps & ASTReader::ARR_ConfigurationMismatch); |
2496 | case ASTReader::HadErrors: return true; |
2497 | case ASTReader::Success: return false; |
2498 | } |
2499 | |
2500 | llvm_unreachable("unknown ASTReadResult"); |
2501 | } |
2502 | |
2503 | ASTReader::ASTReadResult ASTReader::ReadOptionsBlock( |
2504 | BitstreamCursor &Stream, unsigned ClientLoadCapabilities, |
2505 | bool AllowCompatibleConfigurationMismatch, ASTReaderListener &Listener, |
2506 | std::string &SuggestedPredefines) { |
2507 | if (llvm::Error Err = Stream.EnterSubBlock(OPTIONS_BLOCK_ID)) { |
2508 | |
2509 | consumeError(std::move(Err)); |
2510 | return Failure; |
2511 | } |
2512 | |
2513 | |
2514 | RecordData Record; |
2515 | ASTReadResult Result = Success; |
2516 | while (true) { |
2517 | Expected<llvm::BitstreamEntry> MaybeEntry = Stream.advance(); |
2518 | if (!MaybeEntry) { |
2519 | |
2520 | consumeError(MaybeEntry.takeError()); |
2521 | return Failure; |
2522 | } |
2523 | llvm::BitstreamEntry Entry = MaybeEntry.get(); |
2524 | |
2525 | switch (Entry.Kind) { |
2526 | case llvm::BitstreamEntry::Error: |
2527 | case llvm::BitstreamEntry::SubBlock: |
2528 | return Failure; |
2529 | |
2530 | case llvm::BitstreamEntry::EndBlock: |
2531 | return Result; |
2532 | |
2533 | case llvm::BitstreamEntry::Record: |
2534 | |
2535 | break; |
2536 | } |
2537 | |
2538 | |
2539 | Record.clear(); |
2540 | Expected<unsigned> MaybeRecordType = Stream.readRecord(Entry.ID, Record); |
2541 | if (!MaybeRecordType) { |
2542 | |
2543 | consumeError(MaybeRecordType.takeError()); |
2544 | return Failure; |
2545 | } |
2546 | switch ((OptionsRecordTypes)MaybeRecordType.get()) { |
2547 | case LANGUAGE_OPTIONS: { |
2548 | bool Complain = (ClientLoadCapabilities & ARR_ConfigurationMismatch) == 0; |
2549 | if (ParseLanguageOptions(Record, Complain, Listener, |
2550 | AllowCompatibleConfigurationMismatch)) |
2551 | Result = ConfigurationMismatch; |
2552 | break; |
2553 | } |
2554 | |
2555 | case TARGET_OPTIONS: { |
2556 | bool Complain = (ClientLoadCapabilities & ARR_ConfigurationMismatch) == 0; |
2557 | if (ParseTargetOptions(Record, Complain, Listener, |
2558 | AllowCompatibleConfigurationMismatch)) |
2559 | Result = ConfigurationMismatch; |
2560 | break; |
2561 | } |
2562 | |
2563 | case FILE_SYSTEM_OPTIONS: { |
2564 | bool Complain = (ClientLoadCapabilities & ARR_ConfigurationMismatch) == 0; |
2565 | if (!AllowCompatibleConfigurationMismatch && |
2566 | ParseFileSystemOptions(Record, Complain, Listener)) |
2567 | Result = ConfigurationMismatch; |
2568 | break; |
2569 | } |
2570 | |
2571 | case HEADER_SEARCH_OPTIONS: { |
2572 | bool Complain = (ClientLoadCapabilities & ARR_ConfigurationMismatch) == 0; |
2573 | if (!AllowCompatibleConfigurationMismatch && |
2574 | ParseHeaderSearchOptions(Record, Complain, Listener)) |
2575 | Result = ConfigurationMismatch; |
2576 | break; |
2577 | } |
2578 | |
2579 | case PREPROCESSOR_OPTIONS: |
2580 | bool Complain = (ClientLoadCapabilities & ARR_ConfigurationMismatch) == 0; |
2581 | if (!AllowCompatibleConfigurationMismatch && |
2582 | ParsePreprocessorOptions(Record, Complain, Listener, |
2583 | SuggestedPredefines)) |
2584 | Result = ConfigurationMismatch; |
2585 | break; |
2586 | } |
2587 | } |
2588 | } |
2589 | |
2590 | ASTReader::ASTReadResult |
2591 | ASTReader::ReadControlBlock(ModuleFile &F, |
2592 | SmallVectorImpl<ImportedModule> &Loaded, |
2593 | const ModuleFile *ImportedBy, |
2594 | unsigned ClientLoadCapabilities) { |
2595 | BitstreamCursor &Stream = F.Stream; |
2596 | |
2597 | if (llvm::Error Err = Stream.EnterSubBlock(CONTROL_BLOCK_ID)) { |
2598 | Error(std::move(Err)); |
2599 | return Failure; |
2600 | } |
2601 | |
2602 | |
2603 | |
2604 | |
2605 | |
2606 | |
2607 | |
2608 | bool HasReadUnhashedControlBlock = false; |
2609 | auto readUnhashedControlBlockOnce = [&]() { |
2610 | if (!HasReadUnhashedControlBlock) { |
2611 | HasReadUnhashedControlBlock = true; |
2612 | if (ASTReadResult Result = |
2613 | readUnhashedControlBlock(F, ImportedBy, ClientLoadCapabilities)) |
2614 | return Result; |
2615 | } |
2616 | return Success; |
2617 | }; |
2618 | |
2619 | bool DisableValidation = shouldDisableValidationForFile(F); |
2620 | |
2621 | |
2622 | RecordData Record; |
2623 | unsigned NumInputs = 0; |
2624 | unsigned NumUserInputs = 0; |
2625 | StringRef BaseDirectoryAsWritten; |
2626 | while (true) { |
2627 | Expected<llvm::BitstreamEntry> MaybeEntry = Stream.advance(); |
2628 | if (!MaybeEntry) { |
2629 | Error(MaybeEntry.takeError()); |
2630 | return Failure; |
2631 | } |
2632 | llvm::BitstreamEntry Entry = MaybeEntry.get(); |
2633 | |
2634 | switch (Entry.Kind) { |
2635 | case llvm::BitstreamEntry::Error: |
2636 | Error("malformed block record in AST file"); |
2637 | return Failure; |
2638 | case llvm::BitstreamEntry::EndBlock: { |
2639 | |
2640 | |
2641 | if (ASTReadResult Result = readUnhashedControlBlockOnce()) |
2642 | return Result; |
2643 | |
2644 | |
2645 | const HeaderSearchOptions &HSOpts = |
2646 | PP.getHeaderSearchInfo().getHeaderSearchOpts(); |
2647 | |
2648 | |
2649 | |
2650 | |
2651 | if (!DisableValidation && F.Kind != MK_ExplicitModule && |
2652 | F.Kind != MK_PrebuiltModule) { |
2653 | bool Complain = (ClientLoadCapabilities & ARR_OutOfDate) == 0; |
2654 | |
2655 | |
2656 | |
2657 | |
2658 | |
2659 | unsigned N = NumUserInputs; |
2660 | if (ValidateSystemInputs || |
2661 | (HSOpts.ModulesValidateOncePerBuildSession && |
2662 | F.InputFilesValidationTimestamp <= HSOpts.BuildSessionTimestamp && |
2663 | F.Kind == MK_ImplicitModule)) |
2664 | N = NumInputs; |
2665 | |
2666 | for (unsigned I = 0; I < N; ++I) { |
2667 | InputFile IF = getInputFile(F, I+1, Complain); |
2668 | if (!IF.getFile() || IF.isOutOfDate()) |
2669 | return OutOfDate; |
2670 | } |
2671 | } |
2672 | |
2673 | if (Listener) |
2674 | Listener->visitModuleFile(F.FileName, F.Kind); |
2675 | |
2676 | if (Listener && Listener->needsInputFileVisitation()) { |
2677 | unsigned N = Listener->needsSystemInputFileVisitation() ? NumInputs |
2678 | : NumUserInputs; |
2679 | for (unsigned I = 0; I < N; ++I) { |
2680 | bool IsSystem = I >= NumUserInputs; |
2681 | InputFileInfo FI = readInputFileInfo(F, I+1); |
2682 | Listener->visitInputFile(FI.Filename, IsSystem, FI.Overridden, |
2683 | F.Kind == MK_ExplicitModule || |
2684 | F.Kind == MK_PrebuiltModule); |
2685 | } |
2686 | } |
2687 | |
2688 | return Success; |
2689 | } |
2690 | |
2691 | case llvm::BitstreamEntry::SubBlock: |
2692 | switch (Entry.ID) { |
2693 | case INPUT_FILES_BLOCK_ID: |
2694 | F.InputFilesCursor = Stream; |
2695 | if (llvm::Error Err = Stream.SkipBlock()) { |
2696 | Error(std::move(Err)); |
2697 | return Failure; |
2698 | } |
2699 | if (ReadBlockAbbrevs(F.InputFilesCursor, INPUT_FILES_BLOCK_ID)) { |
2700 | Error("malformed block record in AST file"); |
2701 | return Failure; |
2702 | } |
2703 | continue; |
2704 | |
2705 | case OPTIONS_BLOCK_ID: |
2706 | |
2707 | |
2708 | |
2709 | if (Listener && !ImportedBy) { |
2710 | |
2711 | |
2712 | |
2713 | |
2714 | |
2715 | bool AllowCompatibleConfigurationMismatch = |
2716 | F.Kind == MK_ExplicitModule || F.Kind == MK_PrebuiltModule; |
2717 | |
2718 | ASTReadResult Result = |
2719 | ReadOptionsBlock(Stream, ClientLoadCapabilities, |
2720 | AllowCompatibleConfigurationMismatch, *Listener, |
2721 | SuggestedPredefines); |
2722 | if (Result == Failure) { |
2723 | Error("malformed block record in AST file"); |
2724 | return Result; |
2725 | } |
2726 | |
2727 | if (DisableValidation || |
2728 | (AllowConfigurationMismatch && Result == ConfigurationMismatch)) |
2729 | Result = Success; |
2730 | |
2731 | |
2732 | |
2733 | |
2734 | if (Result != Success) |
2735 | return Result; |
2736 | } else if (llvm::Error Err = Stream.SkipBlock()) { |
2737 | Error(std::move(Err)); |
2738 | return Failure; |
2739 | } |
2740 | continue; |
2741 | |
2742 | default: |
2743 | if (llvm::Error Err = Stream.SkipBlock()) { |
2744 | Error(std::move(Err)); |
2745 | return Failure; |
2746 | } |
2747 | continue; |
2748 | } |
2749 | |
2750 | case llvm::BitstreamEntry::Record: |
2751 | |
2752 | break; |
2753 | } |
2754 | |
2755 | |
2756 | Record.clear(); |
2757 | StringRef Blob; |
2758 | Expected<unsigned> MaybeRecordType = |
2759 | Stream.readRecord(Entry.ID, Record, &Blob); |
2760 | if (!MaybeRecordType) { |
2761 | Error(MaybeRecordType.takeError()); |
2762 | return Failure; |
2763 | } |
2764 | switch ((ControlRecordTypes)MaybeRecordType.get()) { |
2765 | case METADATA: { |
2766 | if (Record[0] != VERSION_MAJOR && !DisableValidation) { |
2767 | if ((ClientLoadCapabilities & ARR_VersionMismatch) == 0) |
2768 | Diag(Record[0] < VERSION_MAJOR? diag::err_pch_version_too_old |
2769 | : diag::err_pch_version_too_new); |
2770 | return VersionMismatch; |
2771 | } |
2772 | |
2773 | bool hasErrors = Record[6]; |
2774 | if (hasErrors && !DisableValidation) { |
2775 | |
2776 | |
2777 | if ((ClientLoadCapabilities & ARR_TreatModuleWithErrorsAsOutOfDate) && |
2778 | canRecoverFromOutOfDate(F.FileName, ClientLoadCapabilities)) |
2779 | return OutOfDate; |
2780 | |
2781 | if (!AllowASTWithCompilerErrors) { |
2782 | Diag(diag::err_pch_with_compiler_errors); |
2783 | return HadErrors; |
2784 | } |
2785 | } |
2786 | if (hasErrors) { |
2787 | Diags.ErrorOccurred = true; |
2788 | Diags.UncompilableErrorOccurred = true; |
2789 | Diags.UnrecoverableErrorOccurred = true; |
2790 | } |
2791 | |
2792 | F.RelocatablePCH = Record[4]; |
2793 | |
2794 | if (F.RelocatablePCH) |
2795 | F.BaseDirectory = isysroot.empty() ? "/" : isysroot; |
2796 | |
2797 | F.HasTimestamps = Record[5]; |
2798 | |
2799 | const std::string &CurBranch = getClangFullRepositoryVersion(); |
2800 | StringRef ASTBranch = Blob; |
2801 | if (StringRef(CurBranch) != ASTBranch && !DisableValidation) { |
2802 | if ((ClientLoadCapabilities & ARR_VersionMismatch) == 0) |
2803 | Diag(diag::err_pch_different_branch) << ASTBranch << CurBranch; |
2804 | return VersionMismatch; |
2805 | } |
2806 | break; |
2807 | } |
2808 | |
2809 | case IMPORTS: { |
2810 | |
2811 | |
2812 | |
2813 | if (ASTReadResult Result = readUnhashedControlBlockOnce()) |
2814 | return Result; |
2815 | |
2816 | |
2817 | unsigned Idx = 0, N = Record.size(); |
2818 | while (Idx < N) { |
2819 | |
2820 | ModuleKind ImportedKind = (ModuleKind)Record[Idx++]; |
2821 | |
2822 | |
2823 | |
2824 | SourceLocation ImportLoc = |
2825 | ReadUntranslatedSourceLocation(Record[Idx++]); |
2826 | off_t StoredSize = (off_t)Record[Idx++]; |
2827 | time_t StoredModTime = (time_t)Record[Idx++]; |
2828 | auto FirstSignatureByte = Record.begin() + Idx; |
2829 | ASTFileSignature StoredSignature = ASTFileSignature::create( |
2830 | FirstSignatureByte, FirstSignatureByte + ASTFileSignature::size); |
2831 | Idx += ASTFileSignature::size; |
2832 | |
2833 | std::string ImportedName = ReadString(Record, Idx); |
2834 | std::string ImportedFile; |
2835 | |
2836 | |
2837 | |
2838 | |
2839 | |
2840 | |
2841 | if (ImportedKind == MK_PrebuiltModule || ImportedKind == MK_ExplicitModule) |
2842 | ImportedFile = PP.getHeaderSearchInfo().getPrebuiltModuleFileName( |
2843 | ImportedName, true); |
2844 | |
2845 | if (ImportedFile.empty()) |
2846 | |
2847 | |
2848 | ImportedFile = ReadPath(BaseDirectoryAsWritten, Record, Idx); |
2849 | else |
2850 | SkipPath(Record, Idx); |
2851 | |
2852 | |
2853 | |
2854 | unsigned Capabilities = ClientLoadCapabilities; |
2855 | if ((ClientLoadCapabilities & ARR_OutOfDate) == 0) |
2856 | Capabilities &= ~ARR_Missing; |
2857 | |
2858 | |
2859 | auto Result = ReadASTCore(ImportedFile, ImportedKind, ImportLoc, &F, |
2860 | Loaded, StoredSize, StoredModTime, |
2861 | StoredSignature, Capabilities); |
2862 | |
2863 | |
2864 | bool recompilingFinalized = |
2865 | Result == OutOfDate && (Capabilities & ARR_OutOfDate) && |
2866 | getModuleManager().getModuleCache().isPCMFinal(F.FileName); |
2867 | if (isDiagnosedResult(Result, Capabilities) || recompilingFinalized) |
2868 | Diag(diag::note_module_file_imported_by) |
2869 | << F.FileName << !F.ModuleName.empty() << F.ModuleName; |
2870 | if (recompilingFinalized) |
2871 | Diag(diag::note_module_file_conflict); |
2872 | |
2873 | switch (Result) { |
2874 | case Failure: return Failure; |
2875 | |
2876 | case Missing: |
2877 | case OutOfDate: return OutOfDate; |
2878 | case VersionMismatch: return VersionMismatch; |
2879 | case ConfigurationMismatch: return ConfigurationMismatch; |
2880 | case HadErrors: return HadErrors; |
2881 | case Success: break; |
2882 | } |
2883 | } |
2884 | break; |
2885 | } |
2886 | |
2887 | case ORIGINAL_FILE: |
2888 | F.OriginalSourceFileID = FileID::get(Record[0]); |
2889 | F.ActualOriginalSourceFileName = std::string(Blob); |
2890 | F.OriginalSourceFileName = F.ActualOriginalSourceFileName; |
2891 | ResolveImportedPath(F, F.OriginalSourceFileName); |
2892 | break; |
2893 | |
2894 | case ORIGINAL_FILE_ID: |
2895 | F.OriginalSourceFileID = FileID::get(Record[0]); |
2896 | break; |
2897 | |
2898 | case ORIGINAL_PCH_DIR: |
2899 | F.OriginalDir = std::string(Blob); |
2900 | break; |
2901 | |
2902 | case MODULE_NAME: |
2903 | F.ModuleName = std::string(Blob); |
2904 | Diag(diag::remark_module_import) |
2905 | << F.ModuleName << F.FileName << (ImportedBy ? true : false) |
2906 | << (ImportedBy ? StringRef(ImportedBy->ModuleName) : StringRef()); |
2907 | if (Listener) |
2908 | Listener->ReadModuleName(F.ModuleName); |
2909 | |
2910 | |
2911 | |
2912 | if (ASTReadResult Result = readUnhashedControlBlockOnce()) |
2913 | return Result; |
2914 | |
2915 | break; |
2916 | |
2917 | case MODULE_DIRECTORY: { |
2918 | |
2919 | |
2920 | BaseDirectoryAsWritten = Blob; |
2921 | assert(!F.ModuleName.empty() && |
2922 | "MODULE_DIRECTORY found before MODULE_NAME"); |
2923 | |
2924 | |
2925 | Module *M = PP.getHeaderSearchInfo().lookupModule( |
2926 | F.ModuleName, true, |
2927 | true); |
2928 | if (M && M->Directory) { |
2929 | |
2930 | |
2931 | |
2932 | if (!bool(PP.getPreprocessorOpts().DisablePCHOrModuleValidation & |
2933 | DisableValidationForModuleKind::Module) && |
2934 | F.Kind != MK_ExplicitModule && F.Kind != MK_PrebuiltModule) { |
2935 | auto BuildDir = PP.getFileManager().getDirectory(Blob); |
2936 | if (!BuildDir || *BuildDir != M->Directory) { |
2937 | if (!canRecoverFromOutOfDate(F.FileName, ClientLoadCapabilities)) |
2938 | Diag(diag::err_imported_module_relocated) |
2939 | << F.ModuleName << Blob << M->Directory->getName(); |
2940 | return OutOfDate; |
2941 | } |
2942 | } |
2943 | F.BaseDirectory = std::string(M->Directory->getName()); |
2944 | } else { |
2945 | F.BaseDirectory = std::string(Blob); |
2946 | } |
2947 | break; |
2948 | } |
2949 | |
2950 | case MODULE_MAP_FILE: |
2951 | if (ASTReadResult Result = |
2952 | ReadModuleMapFileBlock(Record, F, ImportedBy, ClientLoadCapabilities)) |
2953 | return Result; |
2954 | break; |
2955 | |
2956 | case INPUT_FILE_OFFSETS: |
2957 | NumInputs = Record[0]; |
2958 | NumUserInputs = Record[1]; |
2959 | F.InputFileOffsets = |
2960 | (const llvm::support::unaligned_uint64_t *)Blob.data(); |
2961 | F.InputFilesLoaded.resize(NumInputs); |
2962 | F.NumUserInputFiles = NumUserInputs; |
2963 | break; |
2964 | } |
2965 | } |
2966 | } |
2967 | |
2968 | llvm::Error ASTReader::ReadASTBlock(ModuleFile &F, |
2969 | unsigned ClientLoadCapabilities) { |
2970 | BitstreamCursor &Stream = F.Stream; |
2971 | |
2972 | if (llvm::Error Err = Stream.EnterSubBlock(AST_BLOCK_ID)) |
2973 | return Err; |
2974 | F.ASTBlockStartOffset = Stream.GetCurrentBitNo(); |
2975 | |
2976 | |
2977 | RecordData Record; |
2978 | while (true) { |
2979 | Expected<llvm::BitstreamEntry> MaybeEntry = Stream.advance(); |
2980 | if (!MaybeEntry) |
2981 | return MaybeEntry.takeError(); |
2982 | llvm::BitstreamEntry Entry = MaybeEntry.get(); |
2983 | |
2984 | switch (Entry.Kind) { |
2985 | case llvm::BitstreamEntry::Error: |
2986 | return llvm::createStringError( |
2987 | std::errc::illegal_byte_sequence, |
2988 | "error at end of module block in AST file"); |
2989 | case llvm::BitstreamEntry::EndBlock: |
2990 | |
2991 | |
2992 | |
2993 | |
2994 | |
2995 | if (ASTContext *Ctx = ContextObj) { |
2996 | DeclContext *DC = Ctx->getTranslationUnitDecl(); |
2997 | if (DC->hasExternalLexicalStorage() && !Ctx->getLangOpts().CPlusPlus) |
2998 | DC->setMustBuildLookupTable(); |
2999 | } |
3000 | |
3001 | return llvm::Error::success(); |
3002 | case llvm::BitstreamEntry::SubBlock: |
3003 | switch (Entry.ID) { |
3004 | case DECLTYPES_BLOCK_ID: |
3005 | |
3006 | |
3007 | |
3008 | |
3009 | F.DeclsCursor = Stream; |
3010 | if (llvm::Error Err = Stream.SkipBlock()) |
3011 | return Err; |
3012 | if (llvm::Error Err = ReadBlockAbbrevs( |
3013 | F.DeclsCursor, DECLTYPES_BLOCK_ID, &F.DeclsBlockStartOffset)) |
3014 | return Err; |
3015 | break; |
3016 | |
3017 | case PREPROCESSOR_BLOCK_ID: |
3018 | F.MacroCursor = Stream; |
3019 | if (!PP.getExternalSource()) |
3020 | PP.setExternalSource(this); |
3021 | |
3022 | if (llvm::Error Err = Stream.SkipBlock()) |
3023 | return Err; |
3024 | if (llvm::Error Err = |
3025 | ReadBlockAbbrevs(F.MacroCursor, PREPROCESSOR_BLOCK_ID)) |
3026 | return Err; |
3027 | F.MacroStartOffset = F.MacroCursor.GetCurrentBitNo(); |
3028 | break; |
3029 | |
3030 | case PREPROCESSOR_DETAIL_BLOCK_ID: |
3031 | F.PreprocessorDetailCursor = Stream; |
3032 | |
3033 | if (llvm::Error Err = Stream.SkipBlock()) { |
3034 | return Err; |
3035 | } |
3036 | if (llvm::Error Err = ReadBlockAbbrevs(F.PreprocessorDetailCursor, |
3037 | PREPROCESSOR_DETAIL_BLOCK_ID)) |
3038 | return Err; |
3039 | F.PreprocessorDetailStartOffset |
3040 | = F.PreprocessorDetailCursor.GetCurrentBitNo(); |
3041 | |
3042 | if (!PP.getPreprocessingRecord()) |
3043 | PP.createPreprocessingRecord(); |
3044 | if (!PP.getPreprocessingRecord()->getExternalSource()) |
3045 | PP.getPreprocessingRecord()->SetExternalSource(*this); |
3046 | break; |
3047 | |
3048 | case SOURCE_MANAGER_BLOCK_ID: |
3049 | if (llvm::Error Err = ReadSourceManagerBlock(F)) |
3050 | return Err; |
3051 | break; |
3052 | |
3053 | case SUBMODULE_BLOCK_ID: |
3054 | if (llvm::Error Err = ReadSubmoduleBlock(F, ClientLoadCapabilities)) |
3055 | return Err; |
3056 | break; |
3057 | |
3058 | case COMMENTS_BLOCK_ID: { |
3059 | BitstreamCursor C = Stream; |
3060 | |
3061 | if (llvm::Error Err = Stream.SkipBlock()) |
3062 | return Err; |
3063 | if (llvm::Error Err = ReadBlockAbbrevs(C, COMMENTS_BLOCK_ID)) |
3064 | return Err; |
3065 | CommentsCursors.push_back(std::make_pair(C, &F)); |
3066 | break; |
3067 | } |
3068 | |
3069 | default: |
3070 | if (llvm::Error Err = Stream.SkipBlock()) |
3071 | return Err; |
3072 | break; |
3073 | } |
3074 | continue; |
3075 | |
3076 | case llvm::BitstreamEntry::Record: |
3077 | |
3078 | break; |
3079 | } |
3080 | |
3081 | |
3082 | Record.clear(); |
3083 | StringRef Blob; |
3084 | Expected<unsigned> MaybeRecordType = |
3085 | Stream.readRecord(Entry.ID, Record, &Blob); |
3086 | if (!MaybeRecordType) |
3087 | return MaybeRecordType.takeError(); |
3088 | ASTRecordTypes RecordType = (ASTRecordTypes)MaybeRecordType.get(); |
3089 | |
3090 | |
3091 | if (!ContextObj) { |
3092 | switch (RecordType) { |
3093 | case IDENTIFIER_TABLE: |
3094 | case IDENTIFIER_OFFSET: |
3095 | case INTERESTING_IDENTIFIERS: |
3096 | case STATISTICS: |
3097 | case PP_CONDITIONAL_STACK: |
3098 | case PP_COUNTER_VALUE: |
3099 | case SOURCE_LOCATION_OFFSETS: |
3100 | case MODULE_OFFSET_MAP: |
3101 | case SOURCE_MANAGER_LINE_TABLE: |
3102 | case SOURCE_LOCATION_PRELOADS: |
3103 | case PPD_ENTITIES_OFFSETS: |
3104 | case HEADER_SEARCH_TABLE: |
3105 | case IMPORTED_MODULES: |
3106 | case MACRO_OFFSET: |
3107 | break; |
3108 | default: |
3109 | continue; |
3110 | } |
3111 | } |
3112 | |
3113 | switch (RecordType) { |
3114 | default: |
3115 | break; |
3116 | |
3117 | case TYPE_OFFSET: { |
3118 | if (F.LocalNumTypes != 0) |
3119 | return llvm::createStringError( |
3120 | std::errc::illegal_byte_sequence, |
3121 | "duplicate TYPE_OFFSET record in AST file"); |
3122 | F.TypeOffsets = reinterpret_cast<const UnderalignedInt64 *>(Blob.data()); |
3123 | F.LocalNumTypes = Record[0]; |
3124 | unsigned LocalBaseTypeIndex = Record[1]; |
3125 | F.BaseTypeIndex = getTotalNumTypes(); |
3126 | |
3127 | if (F.LocalNumTypes > 0) { |
3128 | |
3129 | GlobalTypeMap.insert(std::make_pair(getTotalNumTypes(), &F)); |
3130 | |
3131 | |
3132 | F.TypeRemap.insertOrReplace( |
3133 | std::make_pair(LocalBaseTypeIndex, |
3134 | F.BaseTypeIndex - LocalBaseTypeIndex)); |
3135 | |
3136 | TypesLoaded.resize(TypesLoaded.size() + F.LocalNumTypes); |
3137 | } |
3138 | break; |
3139 | } |
3140 | |
3141 | case DECL_OFFSET: { |
3142 | if (F.LocalNumDecls != 0) |
3143 | return llvm::createStringError( |
3144 | std::errc::illegal_byte_sequence, |
3145 | "duplicate DECL_OFFSET record in AST file"); |
3146 | F.DeclOffsets = (const DeclOffset *)Blob.data(); |
3147 | F.LocalNumDecls = Record[0]; |
3148 | unsigned LocalBaseDeclID = Record[1]; |
3149 | F.BaseDeclID = getTotalNumDecls(); |
3150 | |
3151 | if (F.LocalNumDecls > 0) { |
3152 | |
3153 | |
3154 | GlobalDeclMap.insert( |
3155 | std::make_pair(getTotalNumDecls() + NUM_PREDEF_DECL_IDS, &F)); |
3156 | |
3157 | |
3158 | |
3159 | F.DeclRemap.insertOrReplace( |
3160 | std::make_pair(LocalBaseDeclID, F.BaseDeclID - LocalBaseDeclID)); |
3161 | |
3162 | |
3163 | |
3164 | F.GlobalToLocalDeclIDs[&F] = LocalBaseDeclID; |
3165 | |
3166 | DeclsLoaded.resize(DeclsLoaded.size() + F.LocalNumDecls); |
3167 | } |
3168 | break; |
3169 | } |
3170 | |
3171 | case TU_UPDATE_LEXICAL: { |
3172 | DeclContext *TU = ContextObj->getTranslationUnitDecl(); |
3173 | LexicalContents Contents( |
3174 | reinterpret_cast<const llvm::support::unaligned_uint32_t *>( |
3175 | Blob.data()), |
3176 | static_cast<unsigned int>(Blob.size() / 4)); |
3177 | TULexicalDecls.push_back(std::make_pair(&F, Contents)); |
3178 | TU->setHasExternalLexicalStorage(true); |
3179 | break; |
3180 | } |
3181 | |
3182 | case UPDATE_VISIBLE: { |
3183 | unsigned Idx = 0; |
3184 | serialization::DeclID ID = ReadDeclID(F, Record, Idx); |
3185 | auto *Data = (const unsigned char*)Blob.data(); |
3186 | PendingVisibleUpdates[ID].push_back(PendingVisibleUpdate{&F, Data}); |
3187 | |
3188 | |
3189 | if (Decl *D = GetExistingDecl(ID)) |
3190 | PendingUpdateRecords.push_back( |
3191 | PendingUpdateRecord(ID, D, false)); |
3192 | break; |
3193 | } |
3194 | |
3195 | case IDENTIFIER_TABLE: |
3196 | F.IdentifierTableData = |
3197 | reinterpret_cast<const unsigned char *>(Blob.data()); |
3198 | if (Record[0]) { |
3199 | F.IdentifierLookupTable = ASTIdentifierLookupTable::Create( |
3200 | F.IdentifierTableData + Record[0], |
3201 | F.IdentifierTableData + sizeof(uint32_t), |
3202 | F.IdentifierTableData, |
3203 | ASTIdentifierLookupTrait(*this, F)); |
3204 | |
3205 | PP.getIdentifierTable().setExternalIdentifierLookup(this); |
3206 | } |
3207 | break; |
3208 | |
3209 | case IDENTIFIER_OFFSET: { |
3210 | if (F.LocalNumIdentifiers != 0) |
3211 | return llvm::createStringError( |
3212 | std::errc::illegal_byte_sequence, |
3213 | "duplicate IDENTIFIER_OFFSET record in AST file"); |
3214 | F.IdentifierOffsets = (const uint32_t *)Blob.data(); |
3215 | F.LocalNumIdentifiers = Record[0]; |
3216 | unsigned LocalBaseIdentifierID = Record[1]; |
3217 | F.BaseIdentifierID = getTotalNumIdentifiers(); |
3218 | |
3219 | if (F.LocalNumIdentifiers > 0) { |
3220 | |
3221 | |
3222 | GlobalIdentifierMap.insert(std::make_pair(getTotalNumIdentifiers() + 1, |
3223 | &F)); |
3224 | |
3225 | |
3226 | |
3227 | F.IdentifierRemap.insertOrReplace( |
3228 | std::make_pair(LocalBaseIdentifierID, |
3229 | F.BaseIdentifierID - LocalBaseIdentifierID)); |
3230 | |
3231 | IdentifiersLoaded.resize(IdentifiersLoaded.size() |
3232 | + F.LocalNumIdentifiers); |
3233 | } |
3234 | break; |
3235 | } |
3236 | |
3237 | case INTERESTING_IDENTIFIERS: |
3238 | F.PreloadIdentifierOffsets.assign(Record.begin(), Record.end()); |
3239 | break; |
3240 | |
3241 | case EAGERLY_DESERIALIZED_DECLS: |
3242 | |
3243 | |
3244 | for (unsigned I = 0, N = Record.size(); I != N; ++I) |
3245 | EagerlyDeserializedDecls.push_back(getGlobalDeclID(F, Record[I])); |
3246 | break; |
3247 | |
3248 | case MODULAR_CODEGEN_DECLS: |
3249 | |
3250 | |
3251 | if (F.Kind == MK_MainFile || |
3252 | getContext().getLangOpts().BuildingPCHWithObjectFile) |
3253 | for (unsigned I = 0, N = Record.size(); I != N; ++I) |
3254 | EagerlyDeserializedDecls.push_back(getGlobalDeclID(F, Record[I])); |
3255 | break; |
3256 | |
3257 | case SPECIAL_TYPES: |
3258 | if (SpecialTypes.empty()) { |
3259 | for (unsigned I = 0, N = Record.size(); I != N; ++I) |
3260 | SpecialTypes.push_back(getGlobalTypeID(F, Record[I])); |
3261 | break; |
3262 | } |
3263 | |
3264 | if (SpecialTypes.size() != Record.size()) |
3265 | return llvm::createStringError(std::errc::illegal_byte_sequence, |
3266 | "invalid special-types record"); |
3267 | |
3268 | for (unsigned I = 0, N = Record.size(); I != N; ++I) { |
3269 | serialization::TypeID ID = getGlobalTypeID(F, Record[I]); |
3270 | if (!SpecialTypes[I]) |
3271 | SpecialTypes[I] = ID; |
3272 | |
3273 | |
3274 | } |
3275 | break; |
3276 | |
3277 | case STATISTICS: |
3278 | TotalNumStatements += Record[0]; |
3279 | TotalNumMacros += Record[1]; |
3280 | TotalLexicalDeclContexts += Record[2]; |
3281 | TotalVisibleDeclContexts += Record[3]; |
3282 | break; |
3283 | |
3284 | case UNUSED_FILESCOPED_DECLS: |
3285 | for (unsigned I = 0, N = Record.size(); I != N; ++I) |
3286 | UnusedFileScopedDecls.push_back(getGlobalDeclID(F, Record[I])); |
3287 | break; |
3288 | |
3289 | case DELEGATING_CTORS: |
3290 | for (unsigned I = 0, N = Record.size(); I != N; ++I) |
3291 | DelegatingCtorDecls.push_back(getGlobalDeclID(F, Record[I])); |
3292 | break; |
3293 | |
3294 | case WEAK_UNDECLARED_IDENTIFIERS: |
3295 | if (Record.size() % 4 != 0) |
3296 | return llvm::createStringError(std::errc::illegal_byte_sequence, |
3297 | "invalid weak identifiers record"); |
3298 | |
3299 | |
3300 | |
3301 | WeakUndeclaredIdentifiers.clear(); |
3302 | |
3303 | |
3304 | for (unsigned I = 0, N = Record.size(); I < N; ) { |
3305 | WeakUndeclaredIdentifiers.push_back( |
3306 | getGlobalIdentifierID(F, Record[I++])); |
3307 | WeakUndeclaredIdentifiers.push_back( |
3308 | getGlobalIdentifierID(F, Record[I++])); |
3309 | WeakUndeclaredIdentifiers.push_back( |
3310 | ReadSourceLocation(F, Record, I).getRawEncoding()); |
3311 | WeakUndeclaredIdentifiers.push_back(Record[I++]); |
3312 | } |
3313 | break; |
3314 | |
3315 | case SELECTOR_OFFSETS: { |
3316 | F.SelectorOffsets = (const uint32_t *)Blob.data(); |
3317 | F.LocalNumSelectors = Record[0]; |
3318 | unsigned LocalBaseSelectorID = Record[1]; |
3319 | F.BaseSelectorID = getTotalNumSelectors(); |
3320 | |
3321 | if (F.LocalNumSelectors > 0) { |
3322 | |
3323 | |
3324 | GlobalSelectorMap.insert(std::make_pair(getTotalNumSelectors()+1, &F)); |
3325 | |
3326 | |
3327 | |
3328 | F.SelectorRemap.insertOrReplace( |
3329 | std::make_pair(LocalBaseSelectorID, |
3330 | F.BaseSelectorID - LocalBaseSelectorID)); |
3331 | |
3332 | SelectorsLoaded.resize(SelectorsLoaded.size() + F.LocalNumSelectors); |
3333 | } |
3334 | break; |
3335 | } |
3336 | |
3337 | case METHOD_POOL: |
3338 | F.SelectorLookupTableData = (const unsigned char *)Blob.data(); |
3339 | if (Record[0]) |
3340 | F.SelectorLookupTable |
3341 | = ASTSelectorLookupTable::Create( |
3342 | F.SelectorLookupTableData + Record[0], |
3343 | F.SelectorLookupTableData, |
3344 | ASTSelectorLookupTrait(*this, F)); |
3345 | TotalNumMethodPoolEntries += Record[1]; |
3346 | break; |
3347 | |
3348 | case REFERENCED_SELECTOR_POOL: |
3349 | if (!Record.empty()) { |
3350 | for (unsigned Idx = 0, N = Record.size() - 1; Idx < N; ) { |
3351 | ReferencedSelectorsData.push_back(getGlobalSelectorID(F, |
3352 | Record[Idx++])); |
3353 | ReferencedSelectorsData.push_back(ReadSourceLocation(F, Record, Idx). |
3354 | getRawEncoding()); |
3355 | } |
3356 | } |
3357 | break; |
3358 | |
3359 | case PP_CONDITIONAL_STACK: |
3360 | if (!Record.empty()) { |
3361 | unsigned Idx = 0, End = Record.size() - 1; |
3362 | bool ReachedEOFWhileSkipping = Record[Idx++]; |
3363 | llvm::Optional<Preprocessor::PreambleSkipInfo> SkipInfo; |
3364 | if (ReachedEOFWhileSkipping) { |
3365 | SourceLocation HashToken = ReadSourceLocation(F, Record, Idx); |
3366 | SourceLocation IfTokenLoc = ReadSourceLocation(F, Record, Idx); |
3367 | bool FoundNonSkipPortion = Record[Idx++]; |
3368 | bool FoundElse = Record[Idx++]; |
3369 | SourceLocation ElseLoc = ReadSourceLocation(F, Record, Idx); |
3370 | SkipInfo.emplace(HashToken, IfTokenLoc, FoundNonSkipPortion, |
3371 | FoundElse, ElseLoc); |
3372 | } |
3373 | SmallVector<PPConditionalInfo, 4> ConditionalStack; |
3374 | while (Idx < End) { |
3375 | auto Loc = ReadSourceLocation(F, Record, Idx); |
3376 | bool WasSkipping = Record[Idx++]; |
3377 | bool FoundNonSkip = Record[Idx++]; |
3378 | bool FoundElse = Record[Idx++]; |
3379 | ConditionalStack.push_back( |
3380 | {Loc, WasSkipping, FoundNonSkip, FoundElse}); |
3381 | } |
3382 | PP.setReplayablePreambleConditionalStack(ConditionalStack, SkipInfo); |
3383 | } |
3384 | break; |
3385 | |
3386 | case PP_COUNTER_VALUE: |
3387 | if (!Record.empty() && Listener) |
3388 | Listener->ReadCounter(F, Record[0]); |
3389 | break; |
3390 | |
3391 | case FILE_SORTED_DECLS: |
3392 | F.FileSortedDecls = (const DeclID *)Blob.data(); |
3393 | F.NumFileSortedDecls = Record[0]; |
3394 | break; |
3395 | |
3396 | case SOURCE_LOCATION_OFFSETS: { |
3397 | F.SLocEntryOffsets = (const uint32_t *)Blob.data(); |
3398 | F.LocalNumSLocEntries = Record[0]; |
3399 | SourceLocation::UIntTy SLocSpaceSize = Record[1]; |
3400 | F.SLocEntryOffsetsBase = Record[2] + F.SourceManagerBlockStartOffset; |
3401 | std::tie(F.SLocEntryBaseID, F.SLocEntryBaseOffset) = |
3402 | SourceMgr.AllocateLoadedSLocEntries(F.LocalNumSLocEntries, |
3403 | SLocSpaceSize); |
3404 | if (!F.SLocEntryBaseID) |
3405 | return llvm::createStringError(std::errc::invalid_argument, |
3406 | "ran out of source locations"); |
3407 | |
3408 | |
3409 | |
3410 | unsigned RangeStart = |
3411 | unsigned(-F.SLocEntryBaseID) - F.LocalNumSLocEntries + 1; |
3412 | GlobalSLocEntryMap.insert(std::make_pair(RangeStart, &F)); |
3413 | F.FirstLoc = SourceLocation::getFromRawEncoding(F.SLocEntryBaseOffset); |
3414 | |
3415 | |
3416 | assert((F.SLocEntryBaseOffset & SourceLocation::MacroIDBit) == 0); |
3417 | GlobalSLocOffsetMap.insert( |
3418 | std::make_pair(SourceManager::MaxLoadedOffset - F.SLocEntryBaseOffset |
3419 | - SLocSpaceSize,&F)); |
3420 | |
3421 | |
3422 | |
3423 | F.SLocRemap.insertOrReplace(std::make_pair(0U, 0)); |
3424 | |
3425 | F.SLocRemap.insertOrReplace(std::make_pair( |
3426 | 2U, static_cast<SourceLocation::IntTy>(F.SLocEntryBaseOffset - 2))); |
3427 | |
3428 | TotalNumSLocEntries += F.LocalNumSLocEntries; |
3429 | break; |
3430 | } |
3431 | |
3432 | case MODULE_OFFSET_MAP: |
3433 | F.ModuleOffsetMap = Blob; |
3434 | break; |
3435 | |
3436 | case SOURCE_MANAGER_LINE_TABLE: |
3437 | ParseLineTable(F, Record); |
3438 | break; |
3439 | |
3440 | case SOURCE_LOCATION_PRELOADS: { |
3441 | |
3442 | |
3443 | if (!F.PreloadSLocEntries.empty()) |
3444 | return llvm::createStringError( |
3445 | std::errc::illegal_byte_sequence, |
3446 | "Multiple SOURCE_LOCATION_PRELOADS records in AST file"); |
3447 | |
3448 | F.PreloadSLocEntries.swap(Record); |
3449 | break; |
3450 | } |
3451 | |
3452 | case EXT_VECTOR_DECLS: |
3453 | for (unsigned I = 0, N = Record.size(); I != N; ++I) |
3454 | ExtVectorDecls.push_back(getGlobalDeclID(F, Record[I])); |
3455 | break; |
3456 | |
3457 | case VTABLE_USES: |
3458 | if (Record.size() % 3 != 0) |
3459 | return llvm::createStringError(std::errc::illegal_byte_sequence, |
3460 | "Invalid VTABLE_USES record"); |
3461 | |
3462 | |
3463 | |
3464 | |
3465 | VTableUses.clear(); |
3466 | |
3467 | for (unsigned Idx = 0, N = Record.size(); Idx != N; ) { |
3468 | VTableUses.push_back(getGlobalDeclID(F, Record[Idx++])); |
3469 | VTableUses.push_back( |
3470 | ReadSourceLocation(F, Record, Idx).getRawEncoding()); |
3471 | VTableUses.push_back(Record[Idx++]); |
3472 | } |
3473 | break; |
3474 | |
3475 | case PENDING_IMPLICIT_INSTANTIATIONS: |
3476 | if (PendingInstantiations.size() % 2 != 0) |
3477 | return llvm::createStringError( |
3478 | std::errc::illegal_byte_sequence, |
3479 | "Invalid existing PendingInstantiations"); |
3480 | |
3481 | if (Record.size() % 2 != 0) |
3482 | return llvm::createStringError( |
3483 | std::errc::illegal_byte_sequence, |
3484 | "Invalid PENDING_IMPLICIT_INSTANTIATIONS block"); |
3485 | |
3486 | for (unsigned I = 0, N = Record.size(); I != N; ) { |
3487 | PendingInstantiations.push_back(getGlobalDeclID(F, Record[I++])); |
3488 | PendingInstantiations.push_back( |
3489 | ReadSourceLocation(F, Record, I).getRawEncoding()); |
3490 | } |
3491 | break; |
3492 | |
3493 | case SEMA_DECL_REFS: |
3494 | if (Record.size() != 3) |
3495 | return llvm::createStringError(std::errc::illegal_byte_sequence, |
3496 | "Invalid SEMA_DECL_REFS block"); |
3497 | for (unsigned I = 0, N = Record.size(); I != N; ++I) |
3498 | SemaDeclRefs.push_back(getGlobalDeclID(F, Record[I])); |
3499 | break; |
3500 | |
3501 | case PPD_ENTITIES_OFFSETS: { |
3502 | F.PreprocessedEntityOffsets = (const PPEntityOffset *)Blob.data(); |
3503 | assert(Blob.size() % sizeof(PPEntityOffset) == 0); |
3504 | F.NumPreprocessedEntities = Blob.size() / sizeof(PPEntityOffset); |
3505 | |
3506 | unsigned LocalBasePreprocessedEntityID = Record[0]; |
3507 | |
3508 | unsigned StartingID; |
3509 | if (!PP.getPreprocessingRecord()) |
3510 | PP.createPreprocessingRecord(); |
3511 | if (!PP.getPreprocessingRecord()->getExternalSource()) |
3512 | PP.getPreprocessingRecord()->SetExternalSource(*this); |
3513 | StartingID |
3514 | = PP.getPreprocessingRecord() |
3515 | ->allocateLoadedEntities(F.NumPreprocessedEntities); |
3516 | F.BasePreprocessedEntityID = StartingID; |
3517 | |
3518 | if (F.NumPreprocessedEntities > 0) { |
3519 | |
3520 | |
3521 | GlobalPreprocessedEntityMap.insert(std::make_pair(StartingID, &F)); |
3522 | |
3523 | |
3524 | |
3525 | F.PreprocessedEntityRemap.insertOrReplace( |
3526 | std::make_pair(LocalBasePreprocessedEntityID, |
3527 | F.BasePreprocessedEntityID - LocalBasePreprocessedEntityID)); |
3528 | } |
3529 | |
3530 | break; |
3531 | } |
3532 | |
3533 | case PPD_SKIPPED_RANGES: { |
3534 | F.PreprocessedSkippedRangeOffsets = (const PPSkippedRange*)Blob.data(); |
3535 | assert(Blob.size() % sizeof(PPSkippedRange) == 0); |
3536 | F.NumPreprocessedSkippedRanges = Blob.size() / sizeof(PPSkippedRange); |
3537 | |
3538 | if (!PP.getPreprocessingRecord()) |
3539 | PP.createPreprocessingRecord(); |
3540 | if (!PP.getPreprocessingRecord()->getExternalSource()) |
3541 | PP.getPreprocessingRecord()->SetExternalSource(*this); |
3542 | F.BasePreprocessedSkippedRangeID = PP.getPreprocessingRecord() |
3543 | ->allocateSkippedRanges(F.NumPreprocessedSkippedRanges); |
3544 | |
3545 | if (F.NumPreprocessedSkippedRanges > 0) |
3546 | GlobalSkippedRangeMap.insert( |
3547 | std::make_pair(F.BasePreprocessedSkippedRangeID, &F)); |
3548 | break; |
3549 | } |
3550 | |
3551 | case DECL_UPDATE_OFFSETS: |
3552 | if (Record.size() % 2 != 0) |
3553 | return llvm::createStringError( |
3554 | std::errc::illegal_byte_sequence, |
3555 | "invalid DECL_UPDATE_OFFSETS block in AST file"); |
3556 | for (unsigned I = 0, N = Record.size(); I != N; I += 2) { |
3557 | GlobalDeclID ID = getGlobalDeclID(F, Record[I]); |
3558 | DeclUpdateOffsets[ID].push_back(std::make_pair(&F, Record[I + 1])); |
3559 | |
3560 | |
3561 | |
3562 | if (Decl *D = GetExistingDecl(ID)) |
3563 | PendingUpdateRecords.push_back( |
3564 | PendingUpdateRecord(ID, D, false)); |
3565 | } |
3566 | break; |
3567 | |
3568 | case OBJC_CATEGORIES_MAP: |
3569 | if (F.LocalNumObjCCategoriesInMap != 0) |
3570 | return llvm::createStringError( |
3571 | std::errc::illegal_byte_sequence, |
3572 | "duplicate OBJC_CATEGORIES_MAP record in AST file"); |
3573 | |
3574 | F.LocalNumObjCCategoriesInMap = Record[0]; |
3575 | F.ObjCCategoriesMap = (const ObjCCategoriesInfo *)Blob.data(); |
3576 | break; |
3577 | |
3578 | case OBJC_CATEGORIES: |
3579 | F.ObjCCategories.swap(Record); |
3580 | break; |
3581 | |
3582 | case CUDA_SPECIAL_DECL_REFS: |
3583 | |
3584 | |
3585 | CUDASpecialDeclRefs.clear(); |
3586 | for (unsigned I = 0, N = Record.size(); I != N; ++I) |
3587 | CUDASpecialDeclRefs.push_back(getGlobalDeclID(F, Record[I])); |
3588 | break; |
3589 | |
3590 | case HEADER_SEARCH_TABLE: |
3591 | F.HeaderFileInfoTableData = Blob.data(); |
3592 | F.LocalNumHeaderFileInfos = Record[1]; |
3593 | if (Record[0]) { |
3594 | F.HeaderFileInfoTable |
3595 | = HeaderFileInfoLookupTable::Create( |
3596 | (const unsigned char *)F.HeaderFileInfoTableData + Record[0], |
3597 | (const unsigned char *)F.HeaderFileInfoTableData, |
3598 | HeaderFileInfoTrait(*this, F, |
3599 | &PP.getHeaderSearchInfo(), |
3600 | Blob.data() + Record[2])); |
3601 | |
3602 | PP.getHeaderSearchInfo().SetExternalSource(this); |
3603 | if (!PP.getHeaderSearchInfo().getExternalLookup()) |
3604 | PP.getHeaderSearchInfo().SetExternalLookup(this); |
3605 | } |
3606 | break; |
3607 | |
3608 | case FP_PRAGMA_OPTIONS: |
3609 | |
3610 | FPPragmaOptions.swap(Record); |
3611 | break; |
3612 | |
3613 | case OPENCL_EXTENSIONS: |
3614 | for (unsigned I = 0, E = Record.size(); I != E; ) { |
3615 | auto Name = ReadString(Record, I); |
3616 | auto &OptInfo = OpenCLExtensions.OptMap[Name]; |
3617 | OptInfo.Supported = Record[I++] != 0; |
3618 | OptInfo.Enabled = Record[I++] != 0; |
3619 | OptInfo.WithPragma = Record[I++] != 0; |
3620 | OptInfo.Avail = Record[I++]; |
3621 | OptInfo.Core = Record[I++]; |
3622 | OptInfo.Opt = Record[I++]; |
3623 | } |
3624 | break; |
3625 | |
3626 | case TENTATIVE_DEFINITIONS: |
3627 | for (unsigned I = 0, N = Record.size(); I != N; ++I) |
3628 | TentativeDefinitions.push_back(getGlobalDeclID(F, Record[I])); |
3629 | break; |
3630 | |
3631 | case KNOWN_NAMESPACES: |
3632 | for (unsigned I = 0, N = Record.size(); I != N; ++I) |
3633 | KnownNamespaces.push_back(getGlobalDeclID(F, Record[I])); |
3634 | break; |
3635 | |
3636 | case UNDEFINED_BUT_USED: |
3637 | if (UndefinedButUsed.size() % 2 != 0) |
3638 | return llvm::createStringError(std::errc::illegal_byte_sequence, |
3639 | "Invalid existing UndefinedButUsed"); |
3640 | |
3641 | if (Record.size() % 2 != 0) |
3642 | return llvm::createStringError(std::errc::illegal_byte_sequence, |
3643 | "invalid undefined-but-used record"); |
3644 | for (unsigned I = 0, N = Record.size(); I != N; ) { |
3645 | UndefinedButUsed.push_back(getGlobalDeclID(F, Record[I++])); |
3646 | UndefinedButUsed.push_back( |
3647 | ReadSourceLocation(F, Record, I).getRawEncoding()); |
3648 | } |
3649 | break; |
3650 | |
3651 | case DELETE_EXPRS_TO_ANALYZE: |
3652 | for (unsigned I = 0, N = Record.size(); I != N;) { |
3653 | DelayedDeleteExprs.push_back(getGlobalDeclID(F, Record[I++])); |
3654 | const uint64_t Count = Record[I++]; |
3655 | DelayedDeleteExprs.push_back(Count); |
3656 | for (uint64_t C = 0; C < Count; ++C) { |
3657 | DelayedDeleteExprs.push_back(ReadSourceLocation(F, Record, I).getRawEncoding()); |
3658 | bool IsArrayForm = Record[I++] == 1; |
3659 | DelayedDeleteExprs.push_back(IsArrayForm); |
3660 | } |
3661 | } |
3662 | break; |
3663 | |
3664 | case IMPORTED_MODULES: |
3665 | if (!F.isModule()) { |
3666 | |
3667 | |
3668 | |
3669 | for (unsigned I = 0, N = Record.size(); I != N; ) { |
3670 | unsigned GlobalID = getGlobalSubmoduleID(F, Record[I++]); |
3671 | SourceLocation Loc = ReadSourceLocation(F, Record, I); |
3672 | if (GlobalID) { |
3673 | ImportedModules.push_back(ImportedSubmodule(GlobalID, Loc)); |
3674 | if (DeserializationListener) |
3675 | DeserializationListener->ModuleImportRead(GlobalID, Loc); |
3676 | } |
3677 | } |
3678 | } |
3679 | break; |
3680 | |
3681 | case MACRO_OFFSET: { |
3682 | if (F.LocalNumMacros != 0) |
3683 | return llvm::createStringError( |
3684 | std::errc::illegal_byte_sequence, |
3685 | "duplicate MACRO_OFFSET record in AST file"); |
3686 | F.MacroOffsets = (const uint32_t *)Blob.data(); |
3687 | F.LocalNumMacros = Record[0]; |
3688 | unsigned LocalBaseMacroID = Record[1]; |
3689 | F.MacroOffsetsBase = Record[2] + F.ASTBlockStartOffset; |
3690 | F.BaseMacroID = getTotalNumMacros(); |
3691 | |
3692 | if (F.LocalNumMacros > 0) { |
3693 | |
3694 | GlobalMacroMap.insert(std::make_pair(getTotalNumMacros() + 1, &F)); |
3695 | |
3696 | |
3697 | F.MacroRemap.insertOrReplace( |
3698 | std::make_pair(LocalBaseMacroID, |
3699 | F.BaseMacroID - LocalBaseMacroID)); |
3700 | |
3701 | MacrosLoaded.resize(MacrosLoaded.size() + F.LocalNumMacros); |
3702 | } |
3703 | break; |
3704 | } |
3705 | |
3706 | case LATE_PARSED_TEMPLATE: |
3707 | LateParsedTemplates.emplace_back( |
3708 | std::piecewise_construct, std::forward_as_tuple(&F), |
3709 | std::forward_as_tuple(Record.begin(), Record.end())); |
3710 | break; |
3711 | |
3712 | case OPTIMIZE_PRAGMA_OPTIONS: |
3713 | if (Record.size() != 1) |
3714 | return llvm::createStringError(std::errc::illegal_byte_sequence, |
3715 | "invalid pragma optimize record"); |
3716 | OptimizeOffPragmaLocation = ReadSourceLocation(F, Record[0]); |
3717 | break; |
3718 | |
3719 | case MSSTRUCT_PRAGMA_OPTIONS: |
3720 | if (Record.size() != 1) |
3721 | return llvm::createStringError(std::errc::illegal_byte_sequence, |
3722 | "invalid pragma ms_struct record"); |
3723 | PragmaMSStructState = Record[0]; |
3724 | break; |
3725 | |
3726 | case POINTERS_TO_MEMBERS_PRAGMA_OPTIONS: |
3727 | if (Record.size() != 2) |
3728 | return llvm::createStringError( |
3729 | std::errc::illegal_byte_sequence, |
3730 | "invalid pragma pointers to members record"); |
3731 | PragmaMSPointersToMembersState = Record[0]; |
3732 | PointersToMembersPragmaLocation = ReadSourceLocation(F, Record[1]); |
3733 | break; |
3734 | |
3735 | case UNUSED_LOCAL_TYPEDEF_NAME_CANDIDATES: |
3736 | for (unsigned I = 0, N = Record.size(); I != N; ++I) |
3737 | UnusedLocalTypedefNameCandidates.push_back( |
3738 | getGlobalDeclID(F, Record[I])); |
3739 | break; |
3740 | |
3741 | case CUDA_PRAGMA_FORCE_HOST_DEVICE_DEPTH: |
3742 | if (Record.size() != 1) |
3743 | return llvm::createStringError(std::errc::illegal_byte_sequence, |
3744 | "invalid cuda pragma options record"); |
3745 | ForceCUDAHostDeviceDepth = Record[0]; |
3746 | break; |
3747 | |
3748 | case ALIGN_PACK_PRAGMA_OPTIONS: { |
3749 | if (Record.size() < 3) |
3750 | return llvm::createStringError(std::errc::illegal_byte_sequence, |
3751 | "invalid pragma pack record"); |
3752 | PragmaAlignPackCurrentValue = ReadAlignPackInfo(Record[0]); |
3753 | PragmaAlignPackCurrentLocation = ReadSourceLocation(F, Record[1]); |
3754 | unsigned NumStackEntries = Record[2]; |
3755 | unsigned Idx = 3; |
3756 | |
3757 | PragmaAlignPackStack.clear(); |
3758 | for (unsigned I = 0; I < NumStackEntries; ++I) { |
3759 | PragmaAlignPackStackEntry Entry; |
3760 | Entry.Value = ReadAlignPackInfo(Record[Idx++]); |
3761 | Entry.Location = ReadSourceLocation(F, Record[Idx++]); |
3762 | Entry.PushLocation = ReadSourceLocation(F, Record[Idx++]); |
3763 | PragmaAlignPackStrings.push_back(ReadString(Record, Idx)); |
3764 | Entry.SlotLabel = PragmaAlignPackStrings.back(); |
3765 | PragmaAlignPackStack.push_back(Entry); |
3766 | } |
3767 | break; |
3768 | } |
3769 | |
3770 | case FLOAT_CONTROL_PRAGMA_OPTIONS: { |
3771 | if (Record.size() < 3) |
3772 | return llvm::createStringError(std::errc::illegal_byte_sequence, |
3773 | "invalid pragma float control record"); |
3774 | FpPragmaCurrentValue = FPOptionsOverride::getFromOpaqueInt(Record[0]); |
3775 | FpPragmaCurrentLocation = ReadSourceLocation(F, Record[1]); |
3776 | unsigned NumStackEntries = Record[2]; |
3777 | unsigned Idx = 3; |
3778 | |
3779 | FpPragmaStack.clear(); |
3780 | for (unsigned I = 0; I < NumStackEntries; ++I) { |
3781 | FpPragmaStackEntry Entry; |
3782 | Entry.Value = FPOptionsOverride::getFromOpaqueInt(Record[Idx++]); |
3783 | Entry.Location = ReadSourceLocation(F, Record[Idx++]); |
3784 | Entry.PushLocation = ReadSourceLocation(F, Record[Idx++]); |
3785 | FpPragmaStrings.push_back(ReadString(Record, Idx)); |
3786 | Entry.SlotLabel = FpPragmaStrings.back(); |
3787 | FpPragmaStack.push_back(Entry); |
3788 | } |
3789 | break; |
3790 | } |
3791 | |
3792 | case DECLS_TO_CHECK_FOR_DEFERRED_DIAGS: |
3793 | for (unsigned I = 0, N = Record.size(); I != N; ++I) |
3794 | DeclsToCheckForDeferredDiags.insert(getGlobalDeclID(F, Record[I])); |
3795 | break; |
3796 | } |
3797 | } |
3798 | } |
3799 | |
3800 | void ASTReader::ReadModuleOffsetMap(ModuleFile &F) const { |
3801 | assert(!F.ModuleOffsetMap.empty() && "no module offset map to read"); |
3802 | |
3803 | |
3804 | const unsigned char *Data = (const unsigned char*)F.ModuleOffsetMap.data(); |
3805 | const unsigned char *DataEnd = Data + F.ModuleOffsetMap.size(); |
3806 | F.ModuleOffsetMap = StringRef(); |
3807 | |
3808 | |
3809 | if (F.SLocRemap.find(0) == F.SLocRemap.end()) { |
3810 | F.SLocRemap.insert(std::make_pair(0U, 0)); |
3811 | F.SLocRemap.insert(std::make_pair(2U, 1)); |
3812 | } |
3813 | |
3814 | |
3815 | using SLocRemapBuilder = |
3816 | ContinuousRangeMap<SourceLocation::UIntTy, SourceLocation::IntTy, |
3817 | 2>::Builder; |
3818 | using RemapBuilder = ContinuousRangeMap<uint32_t, int, 2>::Builder; |
3819 | SLocRemapBuilder SLocRemap(F.SLocRemap); |
3820 | RemapBuilder IdentifierRemap(F.IdentifierRemap); |
3821 | RemapBuilder MacroRemap(F.MacroRemap); |
3822 | RemapBuilder PreprocessedEntityRemap(F.PreprocessedEntityRemap); |
3823 | RemapBuilder SubmoduleRemap(F.SubmoduleRemap); |
3824 | RemapBuilder SelectorRemap(F.SelectorRemap); |
3825 | RemapBuilder DeclRemap(F.DeclRemap); |
3826 | RemapBuilder TypeRemap(F.TypeRemap); |
3827 | |
3828 | while (Data < DataEnd) { |
3829 | |
3830 | |
3831 | |
3832 | using namespace llvm::support; |
3833 | ModuleKind Kind = static_cast<ModuleKind>( |
3834 | endian::readNext<uint8_t, little, unaligned>(Data)); |
3835 | uint16_t Len = endian::readNext<uint16_t, little, unaligned>(Data); |
3836 | StringRef Name = StringRef((const char*)Data, Len); |
3837 | Data += Len; |
3838 | ModuleFile *OM = (Kind == MK_PrebuiltModule || Kind == MK_ExplicitModule || |
3839 | Kind == MK_ImplicitModule |
3840 | ? ModuleMgr.lookupByModuleName(Name) |
3841 | : ModuleMgr.lookupByFileName(Name)); |
3842 | if (!OM) { |
3843 | std::string Msg = |
3844 | "SourceLocation remap refers to unknown module, cannot find "; |
3845 | Msg.append(std::string(Name)); |
3846 | Error(Msg); |
3847 | return; |
3848 | } |
3849 | |
3850 | SourceLocation::UIntTy SLocOffset = |
3851 | endian::readNext<uint32_t, little, unaligned>(Data); |
3852 | uint32_t IdentifierIDOffset = |
3853 | endian::readNext<uint32_t, little, unaligned>(Data); |
3854 | uint32_t MacroIDOffset = |
3855 | endian::readNext<uint32_t, little, unaligned>(Data); |
3856 | uint32_t PreprocessedEntityIDOffset = |
3857 | endian::readNext<uint32_t, little, unaligned>(Data); |
3858 | uint32_t SubmoduleIDOffset = |
3859 | endian::readNext<uint32_t, little, unaligned>(Data); |
3860 | uint32_t SelectorIDOffset = |
3861 | endian::readNext<uint32_t, little, unaligned>(Data); |
3862 | uint32_t DeclIDOffset = |
3863 | endian::readNext<uint32_t, little, unaligned>(Data); |
3864 | uint32_t TypeIndexOffset = |
3865 | endian::readNext<uint32_t, little, unaligned>(Data); |
3866 | |
3867 | auto mapOffset = [&](uint32_t Offset, uint32_t BaseOffset, |
3868 | RemapBuilder &Remap) { |
3869 | constexpr uint32_t None = std::numeric_limits<uint32_t>::max(); |
3870 | if (Offset != None) |
3871 | Remap.insert(std::make_pair(Offset, |
3872 | static_cast<int>(BaseOffset - Offset))); |
3873 | }; |
3874 | |
3875 | constexpr SourceLocation::UIntTy SLocNone = |
3876 | std::numeric_limits<SourceLocation::UIntTy>::max(); |
3877 | if (SLocOffset != SLocNone) |
3878 | SLocRemap.insert(std::make_pair( |
3879 | SLocOffset, static_cast<SourceLocation::IntTy>( |
3880 | OM->SLocEntryBaseOffset - SLocOffset))); |
3881 | |
3882 | mapOffset(IdentifierIDOffset, OM->BaseIdentifierID, IdentifierRemap); |
3883 | mapOffset(MacroIDOffset, OM->BaseMacroID, MacroRemap); |
3884 | mapOffset(PreprocessedEntityIDOffset, OM->BasePreprocessedEntityID, |
3885 | PreprocessedEntityRemap); |
3886 | mapOffset(SubmoduleIDOffset, OM->BaseSubmoduleID, SubmoduleRemap); |
3887 | mapOffset(SelectorIDOffset, OM->BaseSelectorID, SelectorRemap); |
3888 | mapOffset(DeclIDOffset, OM->BaseDeclID, DeclRemap); |
3889 | mapOffset(TypeIndexOffset, OM->BaseTypeIndex, TypeRemap); |
3890 | |
3891 | |
3892 | F.GlobalToLocalDeclIDs[OM] = DeclIDOffset; |
3893 | } |
3894 | } |
3895 | |
3896 | ASTReader::ASTReadResult |
3897 | ASTReader::ReadModuleMapFileBlock(RecordData &Record, ModuleFile &F, |
3898 | const ModuleFile *ImportedBy, |
3899 | unsigned ClientLoadCapabilities) { |
3900 | unsigned Idx = 0; |
3901 | F.ModuleMapPath = ReadPath(F, Record, Idx); |
3902 | |
3903 | |
3904 | |
3905 | |
3906 | |
3907 | assert(!F.ModuleName.empty() && |
3908 | "MODULE_NAME should come before MODULE_MAP_FILE"); |
3909 | if (F.Kind == MK_ImplicitModule && ModuleMgr.begin()->Kind != MK_MainFile) { |
3910 | |
3911 | |
3912 | Module *M = PP.getHeaderSearchInfo().lookupModule(F.ModuleName); |
3913 | auto &Map = PP.getHeaderSearchInfo().getModuleMap(); |
3914 | const FileEntry *ModMap = M ? Map.getModuleMapFileForUniquing(M) : nullptr; |
3915 | |
3916 | if (!bool(PP.getPreprocessorOpts().DisablePCHOrModuleValidation & |
3917 | DisableValidationForModuleKind::Module) && |
3918 | !ModMap) { |
3919 | if (!canRecoverFromOutOfDate(F.FileName, ClientLoadCapabilities)) { |
3920 | if (auto ASTFE = M ? M->getASTFile() : None) { |
3921 | |
3922 | Diag(diag::err_module_file_conflict) << F.ModuleName << F.FileName |
3923 | << ASTFE->getName(); |
3924 | } else { |
3925 | |
3926 | Diag(diag::err_imported_module_not_found) |
3927 | << F.ModuleName << F.FileName |
3928 | << (ImportedBy ? ImportedBy->FileName : "") << F.ModuleMapPath |
3929 | << !ImportedBy; |
3930 | |
3931 | |
3932 | |
3933 | if (ImportedBy && ImportedBy->Kind == MK_PCH) |
3934 | Diag(diag::note_imported_by_pch_module_not_found) |
3935 | << llvm::sys::path::parent_path(F.ModuleMapPath); |
3936 | } |
3937 | } |
3938 | return OutOfDate; |
3939 | } |
3940 | |
3941 | assert(M && M->Name == F.ModuleName && "found module with different name"); |
3942 | |
3943 | |
3944 | auto StoredModMap = FileMgr.getFile(F.ModuleMapPath); |
3945 | if (!StoredModMap || *StoredModMap != ModMap) { |
3946 | assert(ModMap && "found module is missing module map file"); |
3947 | assert((ImportedBy || F.Kind == MK_ImplicitModule) && |
3948 | "top-level import should be verified"); |
3949 | bool NotImported = F.Kind == MK_ImplicitModule && !ImportedBy; |
3950 | if (!canRecoverFromOutOfDate(F.FileName, ClientLoadCapabilities)) |
3951 | Diag(diag::err_imported_module_modmap_changed) |
3952 | << F.ModuleName << (NotImported ? F.FileName : ImportedBy->FileName) |
3953 | << ModMap->getName() << F.ModuleMapPath << NotImported; |
3954 | return OutOfDate; |
3955 | } |
3956 | |
3957 | llvm::SmallPtrSet<const FileEntry *, 1> AdditionalStoredMaps; |
3958 | for (unsigned I = 0, N = Record[Idx++]; I < N; ++I) { |
3959 | |
3960 | std::string Filename = ReadPath(F, Record, Idx); |
3961 | auto SF = FileMgr.getFile(Filename, false, false); |
3962 | if (!SF) { |
3963 | if (!canRecoverFromOutOfDate(F.FileName, ClientLoadCapabilities)) |
3964 | Error("could not find file '" + Filename +"' referenced by AST file"); |
3965 | return OutOfDate; |
3966 | } |
3967 | AdditionalStoredMaps.insert(*SF); |
3968 | } |
3969 | |
3970 | |
3971 | |
3972 | if (auto *AdditionalModuleMaps = Map.getAdditionalModuleMapFiles(M)) { |
3973 | for (const FileEntry *ModMap : *AdditionalModuleMaps) { |
3974 | |
3975 | |
3976 | if (!AdditionalStoredMaps.erase(ModMap)) { |
3977 | if (!canRecoverFromOutOfDate(F.FileName, ClientLoadCapabilities)) |
3978 | Diag(diag::err_module_different_modmap) |
3979 | << F.ModuleName << 0 << ModMap->getName(); |
3980 | return OutOfDate; |
3981 | } |
3982 | } |
3983 | } |
3984 | |
3985 | |
3986 | |
3987 | for (const FileEntry *ModMap : AdditionalStoredMaps) { |
3988 | if (!canRecoverFromOutOfDate(F.FileName, ClientLoadCapabilities)) |
3989 | Diag(diag::err_module_different_modmap) |
3990 | << F.ModuleName << 1 << ModMap->getName(); |
3991 | return OutOfDate; |
3992 | } |
3993 | } |
3994 | |
3995 | if (Listener) |
3996 | Listener->ReadModuleMapFile(F.ModuleMapPath); |
3997 | return Success; |
3998 | } |
3999 | |
4000 | |
4001 | static void moveMethodToBackOfGlobalList(Sema &S, ObjCMethodDecl *Method) { |
4002 | |
4003 | Sema::GlobalMethodPool::iterator Known |
4004 | = S.MethodPool.find(Method->getSelector()); |
4005 | if (Known == S.MethodPool.end()) |
4006 | return; |
4007 | |
4008 | |
4009 | ObjCMethodList &Start = Method->isInstanceMethod()? Known->second.first |
4010 | : Known->second.second; |
4011 | bool Found = false; |
4012 | for (ObjCMethodList *List = &Start; List; List = List->getNext()) { |
4013 | if (!Found) { |
4014 | if (List->getMethod() == Method) { |
4015 | Found = true; |
4016 | } else { |
4017 | |
4018 | continue; |
4019 | } |
4020 | } |
4021 | |
4022 | if (List->getNext()) |
4023 | List->setMethod(List->getNext()->getMethod()); |
4024 | else |
4025 | List->setMethod(Method); |
4026 | } |
4027 | } |
4028 | |
4029 | void ASTReader::makeNamesVisible(const HiddenNames &Names, Module *Owner) { |
4030 | assert(Owner->NameVisibility != Module::Hidden && "nothing to make visible?"); |
4031 | for (Decl *D : Names) { |
4032 | bool wasHidden = !D->isUnconditionallyVisible(); |
4033 | D->setVisibleDespiteOwningModule(); |
4034 | |
4035 | if (wasHidden && SemaObj) { |
4036 | if (ObjCMethodDecl *Method = dyn_cast<ObjCMethodDecl>(D)) { |
4037 | moveMethodToBackOfGlobalList(*SemaObj, Method); |
4038 | } |
4039 | } |
4040 | } |
4041 | } |
4042 | |
4043 | void ASTReader::makeModuleVisible(Module *Mod, |
4044 | Module::NameVisibilityKind NameVisibility, |
4045 | SourceLocation ImportLoc) { |
4046 | llvm::SmallPtrSet<Module *, 4> Visited; |
4047 | SmallVector<Module *, 4> Stack; |
4048 | Stack.push_back(Mod); |
4049 | while (!Stack.empty()) { |
4050 | Mod = Stack.pop_back_val(); |
4051 | |
4052 | if (NameVisibility <= Mod->NameVisibility) { |
4053 | |
4054 | |
4055 | continue; |
4056 | } |
4057 | |
4058 | if (Mod->isUnimportable()) { |
4059 | |
4060 | continue; |
4061 | } |
4062 | |
4063 | |
4064 | Mod->NameVisibility = NameVisibility; |
4065 | |
4066 | |
4067 | |
4068 | HiddenNamesMapType::iterator Hidden = HiddenNamesMap.find(Mod); |
4069 | if (Hidden != HiddenNamesMap.end()) { |
4070 | auto HiddenNames = std::move(*Hidden); |
4071 | HiddenNamesMap.erase(Hidden); |
4072 | makeNamesVisible(HiddenNames.second, HiddenNames.first); |
4073 | assert(HiddenNamesMap.find(Mod) == HiddenNamesMap.end() && |
4074 | "making names visible added hidden names"); |
4075 | } |
4076 | |
4077 | |
4078 | SmallVector<Module *, 16> Exports; |
4079 | Mod->getExportedModules(Exports); |
4080 | for (SmallVectorImpl<Module *>::iterator |
4081 | I = Exports.begin(), E = Exports.end(); I != E; ++I) { |
4082 | Module *Exported = *I; |
4083 | if (Visited.insert(Exported).second) |
4084 | Stack.push_back(Exported); |
4085 | } |
4086 | } |
4087 | } |
4088 | |
4089 | |
4090 | |
4091 | |
4092 | void ASTReader::mergeDefinitionVisibility(NamedDecl *Def, |
4093 | NamedDecl *MergedDef) { |
4094 | if (!Def->isUnconditionallyVisible()) { |
4095 | |
4096 | if (MergedDef->isUnconditionallyVisible()) |
4097 | Def->setVisibleDespiteOwningModule(); |
4098 | else { |
4099 | getContext().mergeDefinitionIntoModule( |
4100 | Def, MergedDef->getImportedOwningModule(), |
4101 | false); |
4102 | PendingMergedDefinitionsToDeduplicate.insert(Def); |
4103 | } |
4104 | } |
4105 | } |
4106 | |
4107 | bool ASTReader::loadGlobalIndex() { |
4108 | if (GlobalIndex) |
4109 | return false; |
4110 | |
4111 | if (TriedLoadingGlobalIndex || !UseGlobalIndex || |
4112 | !PP.getLangOpts().Modules) |
4113 | return true; |
4114 | |
4115 | |
4116 | TriedLoadingGlobalIndex = true; |
4117 | StringRef ModuleCachePath |
4118 | = getPreprocessor().getHeaderSearchInfo().getModuleCachePath(); |
4119 | std::pair<GlobalModuleIndex *, llvm::Error> Result = |
4120 | GlobalModuleIndex::readIndex(ModuleCachePath); |
4121 | if (llvm::Error Err = std::move(Result.second)) { |
4122 | assert(!Result.first); |
4123 | consumeError(std::move(Err)); |
4124 | return true; |
4125 | } |
4126 | |
4127 | GlobalIndex.reset(Result.first); |
4128 | ModuleMgr.setGlobalIndex(GlobalIndex.get()); |
4129 | return false; |
4130 | } |
4131 | |
4132 | bool ASTReader::isGlobalIndexUnavailable() const { |
4133 | return PP.getLangOpts().Modules && UseGlobalIndex && |
4134 | !hasGlobalIndex() && TriedLoadingGlobalIndex; |
4135 | } |
4136 | |
4137 | static void updateModuleTimestamp(ModuleFile &MF) { |
4138 | |
4139 | std::string TimestampFilename = MF.getTimestampFilename(); |
4140 | std::error_code EC; |
4141 | llvm::raw_fd_ostream OS(TimestampFilename, EC, |
4142 | llvm::sys::fs::OF_TextWithCRLF); |
4143 | if (EC) |
4144 | return; |
4145 | OS << "Timestamp file\n"; |
4146 | OS.close(); |
4147 | OS.clear_error(); |
4148 | } |
4149 | |
4150 | |
4151 | |
4152 | |
4153 | static bool SkipCursorToBlock(BitstreamCursor &Cursor, unsigned BlockID) { |
4154 | while (true) { |
4155 | Expected<llvm::BitstreamEntry> MaybeEntry = Cursor.advance(); |
4156 | if (!MaybeEntry) { |
4157 | |
4158 | consumeError(MaybeEntry.takeError()); |
4159 | return true; |
4160 | } |
4161 | llvm::BitstreamEntry Entry = MaybeEntry.get(); |
4162 | |
4163 | switch (Entry.Kind) { |
4164 | case llvm::BitstreamEntry::Error: |
4165 | case llvm::BitstreamEntry::EndBlock: |
4166 | return true; |
4167 | |
4168 | case llvm::BitstreamEntry::Record: |
4169 | |
4170 | if (Expected<unsigned> Skipped = Cursor.skipRecord(Entry.ID)) |
4171 | break; |
4172 | else { |
4173 | |
4174 | consumeError(Skipped.takeError()); |
4175 | return true; |
4176 | } |
4177 | |
4178 | case llvm::BitstreamEntry::SubBlock: |
4179 | if (Entry.ID == BlockID) { |
4180 | if (llvm::Error Err = Cursor.EnterSubBlock(BlockID)) { |
4181 | |
4182 | consumeError(std::move(Err)); |
4183 | return true; |
4184 | } |
4185 | |
4186 | return false; |
4187 | } |
4188 | |
4189 | if (llvm::Error Err = Cursor.SkipBlock()) { |
4190 | |
4191 | consumeError(std::move(Err)); |
4192 | return true; |
4193 | } |
4194 | } |
4195 | } |
4196 | } |
4197 | |
4198 | ASTReader::ASTReadResult ASTReader::ReadAST(StringRef FileName, |
4199 | ModuleKind Type, |
4200 | SourceLocation ImportLoc, |
4201 | unsigned ClientLoadCapabilities, |
4202 | SmallVectorImpl<ImportedSubmodule> *Imported) { |
4203 | llvm::SaveAndRestore<SourceLocation> |
4204 | SetCurImportLocRAII(CurrentImportLoc, ImportLoc); |
4205 | llvm::SaveAndRestore<Optional<ModuleKind>> SetCurModuleKindRAII( |
4206 | CurrentDeserializingModuleKind, Type); |
4207 | |
4208 | |
4209 | Deserializing AnASTFile(this); |
4210 | |
4211 | |
4212 | unsigned PreviousGeneration = 0; |
4213 | if (ContextObj) |
| 1 | Assuming field 'ContextObj' is null | |
|
| |
4214 | PreviousGeneration = incrementGeneration(*ContextObj); |
4215 | |
4216 | unsigned NumModules = ModuleMgr.size(); |
4217 | SmallVector<ImportedModule, 4> Loaded; |
4218 | if (ASTReadResult ReadResult = |
| |
4219 | ReadASTCore(FileName, Type, ImportLoc, |
4220 | nullptr, Loaded, 0, 0, ASTFileSignature(), |
4221 | ClientLoadCapabilities)) { |
4222 | ModuleMgr.removeModules(ModuleMgr.begin() + NumModules, |
4223 | PP.getLangOpts().Modules |
4224 | ? &PP.getHeaderSearchInfo().getModuleMap() |
4225 | : nullptr); |
4226 | |
4227 | |
4228 | |
4229 | GlobalIndex.reset(); |
4230 | ModuleMgr.setGlobalIndex(nullptr); |
4231 | return ReadResult; |
4232 | } |
4233 | |
4234 | |
4235 | |
4236 | |
4237 | |
4238 | |
4239 | |
4240 | |
4241 | |
4242 | |
4243 | for (ImportedModule &M : Loaded) { |
| 4 | | Assuming '__begin1' is equal to '__end1' | |
|
4244 | ModuleFile &F = *M.Mod; |
4245 | |
4246 | |
4247 | if (llvm::Error Err = ReadASTBlock(F, ClientLoadCapabilities)) { |
4248 | Error(std::move(Err)); |
4249 | return Failure; |
4250 | } |
4251 | |
4252 | |
4253 | if (F.isModule() && !F.DidReadTopLevelSubmodule) { |
4254 | Error(diag::err_module_file_missing_top_level_submodule, F.FileName); |
4255 | return Failure; |
4256 | } |
4257 | |
4258 | |
4259 | while (!SkipCursorToBlock(F.Stream, EXTENSION_BLOCK_ID)) { |
4260 | if (llvm::Error Err = ReadExtensionBlock(F)) { |
4261 | Error(std::move(Err)); |
4262 | return Failure; |
4263 | } |
4264 | } |
4265 | |
4266 | |
4267 | |
4268 | F.GlobalBitOffset = TotalModulesSizeInBits; |
4269 | TotalModulesSizeInBits += F.SizeInBits; |
4270 | GlobalBitOffsetsMap.insert(std::make_pair(F.GlobalBitOffset, &F)); |
4271 | } |
4272 | |
4273 | |
4274 | for (ImportedModule &M : Loaded) { |
| 5 | | Assuming '__begin1' is equal to '__end1' | |
|
4275 | ModuleFile &F = *M.Mod; |
4276 | |
4277 | |
4278 | for (unsigned I = 0, N = F.PreloadSLocEntries.size(); I != N; ++I) { |
4279 | int Index = int(F.PreloadSLocEntries[I] - 1) + F.SLocEntryBaseID; |
4280 | |
4281 | |
4282 | |
4283 | |
4284 | SourceMgr.getLoadedSLocEntryByID(Index); |
4285 | } |
4286 | |
4287 | |
4288 | |
4289 | if (F.OriginalSourceFileID.isValid()) { |
4290 | F.OriginalSourceFileID = FileID::get( |
4291 | F.SLocEntryBaseID + F.OriginalSourceFileID.getOpaqueValue() - 1); |
4292 | } |
4293 | |
4294 | |
4295 | |
4296 | for (auto Offset : F.PreloadIdentifierOffsets) { |
4297 | const unsigned char *Data = F.IdentifierTableData + Offset; |
4298 | |
4299 | ASTIdentifierLookupTrait Trait(*this, F); |
4300 | auto KeyDataLen = Trait.ReadKeyDataLength(Data); |
4301 | auto Key = Trait.ReadKey(Data, KeyDataLen.first); |
4302 | auto &II = PP.getIdentifierTable().getOwn(Key); |
4303 | II.setOutOfDate(true); |
4304 | |
4305 | |
4306 | |
4307 | markIdentifierFromAST(*this, II); |
4308 | |
4309 | |
4310 | auto ID = Trait.ReadIdentifierID(Data + KeyDataLen.first); |
4311 | SetIdentifierInfo(ID, &II); |
4312 | } |
4313 | } |
4314 | |
4315 | |
4316 | |
4317 | for (ImportedModule &M : Loaded) { |
| 6 | | Assuming '__begin1' is equal to '__end1' | |
|
4318 | ModuleFile &F = *M.Mod; |
4319 | |
4320 | ModuleMgr.moduleFileAccepted(&F); |
4321 | |
4322 | |
4323 | F.DirectImportLoc = ImportLoc; |
4324 | |
4325 | |
4326 | if (!M.ImportedBy) |
4327 | F.ImportLoc = M.ImportLoc; |
4328 | else |
4329 | F.ImportLoc = TranslateSourceLocation(*M.ImportedBy, M.ImportLoc); |
4330 | } |
4331 | |
4332 | if (!PP.getLangOpts().CPlusPlus || |
| 7 | | Assuming field 'CPlusPlus' is not equal to 0 | |
|
4333 | (Type != MK_ImplicitModule && Type != MK_ExplicitModule && |
| 8 | | Assuming 'Type' is equal to MK_ImplicitModule | |
|
4334 | Type != MK_PrebuiltModule)) { |
4335 | |
4336 | |
4337 | |
4338 | |
4339 | |
4340 | |
4341 | |
4342 | for (IdentifierTable::iterator Id = PP.getIdentifierTable().begin(), |
4343 | IdEnd = PP.getIdentifierTable().end(); |
4344 | Id != IdEnd; ++Id) |
4345 | Id->second->setOutOfDate(true); |
4346 | } |
4347 | |
4348 | for (auto Sel : SelectorGeneration) |
4349 | SelectorOutOfDate[Sel.first] = true; |
4350 | |
4351 | |
4352 | for (unsigned I = 0, N = UnresolvedModuleRefs.size(); I != N; ++I) { |
| 9 | | Assuming 'I' is equal to 'N' | |
|
| 10 | | Loop condition is false. Execution continues on line 4379 | |
|
4353 | UnresolvedModuleRef &Unresolved = UnresolvedModuleRefs[I]; |
4354 | SubmoduleID GlobalID = getGlobalSubmoduleID(*Unresolved.File,Unresolved.ID); |
4355 | Module *ResolvedMod = getSubmodule(GlobalID); |
4356 | |
4357 | switch (Unresolved.Kind) { |
4358 | case UnresolvedModuleRef::Conflict: |
4359 | if (ResolvedMod) { |
4360 | Module::Conflict Conflict; |
4361 | Conflict.Other = ResolvedMod; |
4362 | Conflict.Message = Unresolved.String.str(); |
4363 | Unresolved.Mod->Conflicts.push_back(Conflict); |
4364 | } |
4365 | continue; |
4366 | |
4367 | case UnresolvedModuleRef::Import: |
4368 | if (ResolvedMod) |
4369 | Unresolved.Mod->Imports.insert(ResolvedMod); |
4370 | continue; |
4371 | |
4372 | case UnresolvedModuleRef::Export: |
4373 | if (ResolvedMod || Unresolved.IsWildcard) |
4374 | Unresolved.Mod->Exports.push_back( |
4375 | Module::ExportDecl(ResolvedMod, Unresolved.IsWildcard)); |
4376 | continue; |
4377 | } |
4378 | } |
4379 | UnresolvedModuleRefs.clear(); |
4380 | |
4381 | if (Imported) |
| 11 | | Assuming 'Imported' is null | |
|
| |
4382 | Imported->append(ImportedModules.begin(), |
4383 | ImportedModules.end()); |
4384 | |
4385 | |
4386 | |
4387 | |
4388 | |
4389 | if (ContextObj) |
| 13 | | Assuming field 'ContextObj' is non-null | |
|
| |
4390 | InitializeContext(); |
| 15 | | Calling 'ASTReader::InitializeContext' | |
|
4391 | |
4392 | if (SemaObj) |
4393 | UpdateSema(); |
4394 | |
4395 | if (DeserializationListener) |
4396 | DeserializationListener->ReaderInitialized(this); |
4397 | |
4398 | ModuleFile &PrimaryModule = ModuleMgr.getPrimaryModule(); |
4399 | if (PrimaryModule.OriginalSourceFileID.isValid()) { |
4400 | |
4401 | |
4402 | |
4403 | if (Type == MK_Preamble) { |
4404 | SourceMgr.setPreambleFileID(PrimaryModule.OriginalSourceFileID); |
4405 | } else if (Type == MK_MainFile) { |
4406 | SourceMgr.setMainFileID(PrimaryModule.OriginalSourceFileID); |
4407 | } |
4408 | } |
4409 | |
4410 | |
4411 | |
4412 | if (ContextObj) { |
4413 | for (unsigned I = 0, N = ObjCClassesLoaded.size(); I != N; ++I) { |
4414 | loadObjCCategories(ObjCClassesLoaded[I]->getGlobalID(), |
4415 | ObjCClassesLoaded[I], |
4416 | PreviousGeneration); |
4417 | } |
4418 | } |
4419 | |
4420 | if (PP.getHeaderSearchInfo() |
4421 | .getHeaderSearchOpts() |
4422 | .ModulesValidateOncePerBuildSession) { |
4423 | |
4424 | |
4425 | |
4426 | |
4427 | for (unsigned I = 0, N = Loaded.size(); I != N; ++I) { |
4428 | ImportedModule &M = Loaded[I]; |
4429 | if (M.Mod->Kind == MK_ImplicitModule) { |
4430 | updateModuleTimestamp(*M.Mod); |
4431 | } |
4432 | } |
4433 | } |
4434 | |
4435 | return Success; |
4436 | } |
4437 | |
4438 | static ASTFileSignature readASTFileSignature(StringRef PCH); |
4439 | |
4440 | |
4441 | static llvm::Error doesntStartWithASTFileMagic(BitstreamCursor &Stream) { |
4442 | |
4443 | |
4444 | |
4445 | if (!Stream.canSkipToPos(4)) |
4446 | return llvm::createStringError(std::errc::illegal_byte_sequence, |
4447 | "file too small to contain AST file magic"); |
4448 | for (unsigned C : {'C', 'P', 'C', 'H'}) |
4449 | if (Expected<llvm::SimpleBitstreamCursor::word_t> Res = Stream.Read(8)) { |
4450 | if (Res.get() != C) |
4451 | return llvm::createStringError( |
4452 | std::errc::illegal_byte_sequence, |
4453 | "file doesn't start with AST file magic"); |
4454 | } else |
4455 | return Res.takeError(); |
4456 | return llvm::Error::success(); |
4457 | } |
4458 | |
4459 | static unsigned moduleKindForDiagnostic(ModuleKind Kind) { |
4460 | switch (Kind) { |
4461 | case MK_PCH: |
4462 | return 0; |
4463 | case MK_ImplicitModule: |
4464 | case MK_ExplicitModule: |
4465 | case MK_PrebuiltModule: |
4466 | return 1; |
4467 | case MK_MainFile: |
4468 | case MK_Preamble: |
4469 | return 2; |
4470 | } |
4471 | llvm_unreachable("unknown module kind"); |
4472 | } |
4473 | |
4474 | ASTReader::ASTReadResult |
4475 | ASTReader::ReadASTCore(StringRef FileName, |
4476 | ModuleKind Type, |
4477 | SourceLocation ImportLoc, |
4478 | ModuleFile *ImportedBy, |
4479 | SmallVectorImpl<ImportedModule> &Loaded, |
4480 | off_t ExpectedSize, time_t ExpectedModTime, |
4481 | ASTFileSignature ExpectedSignature, |
4482 | unsigned ClientLoadCapabilities) { |
4483 | ModuleFile *M; |
4484 | std::string ErrorStr; |
4485 | ModuleManager::AddModuleResult AddResult |
4486 | = ModuleMgr.addModule(FileName, Type, ImportLoc, ImportedBy, |
4487 | getGeneration(), ExpectedSize, ExpectedModTime, |
4488 | ExpectedSignature, readASTFileSignature, |
4489 | M, ErrorStr); |
4490 | |
4491 | switch (AddResult) { |
4492 | case ModuleManager::AlreadyLoaded: |
4493 | Diag(diag::remark_module_import) |
4494 | << M->ModuleName << M->FileName << (ImportedBy ? true : false) |
4495 | << (ImportedBy ? StringRef(ImportedBy->ModuleName) : StringRef()); |
4496 | return Success; |
4497 | |
4498 | case ModuleManager::NewlyLoaded: |
4499 | |
4500 | break; |
4501 | |
4502 | case ModuleManager::Missing: |
4503 | |
4504 | |
4505 | if (ClientLoadCapabilities & ARR_Missing) |
4506 | return Missing; |
4507 | |
4508 | |
4509 | Diag(diag::err_ast_file_not_found) |
4510 | << moduleKindForDiagnostic(Type) << FileName << !ErrorStr.empty() |
4511 | << ErrorStr; |
4512 | return Failure; |
4513 | |
4514 | case ModuleManager::OutOfDate: |
4515 | |
4516 | |
4517 | if (ClientLoadCapabilities & ARR_OutOfDate) |
4518 | return OutOfDate; |
4519 | |
4520 | |
4521 | Diag(diag::err_ast_file_out_of_date) |
4522 | << moduleKindForDiagnostic(Type) << FileName << !ErrorStr.empty() |
4523 | << ErrorStr; |
4524 | return Failure; |
4525 | } |
4526 | |
4527 | assert(M && "Missing module file"); |
4528 | |
4529 | bool ShouldFinalizePCM = false; |
4530 | auto FinalizeOrDropPCM = llvm::make_scope_exit([&]() { |
4531 | auto &MC = getModuleManager().getModuleCache(); |
4532 | if (ShouldFinalizePCM) |
4533 | MC.finalizePCM(FileName); |
4534 | else |
4535 | MC.tryToDropPCM(FileName); |
4536 | }); |
4537 | ModuleFile &F = *M; |
4538 | BitstreamCursor &Stream = F.Stream; |
4539 | Stream = BitstreamCursor(PCHContainerRdr.ExtractPCH(*F.Buffer)); |
4540 | F.SizeInBits = F.Buffer->getBufferSize() * 8; |
4541 | |
4542 | |
4543 | if (llvm::Error Err = doesntStartWithASTFileMagic(Stream)) { |
4544 | Diag(diag::err_ast_file_invalid) |
4545 | << moduleKindForDiagnostic(Type) << FileName << std::move(Err); |
4546 | return Failure; |
4547 | } |
4548 | |
4549 | |
4550 | bool HaveReadControlBlock = false; |
4551 | while (true) { |
4552 | Expected<llvm::BitstreamEntry> MaybeEntry = Stream.advance(); |
4553 | if (!MaybeEntry) { |
4554 | Error(MaybeEntry.takeError()); |
4555 | return Failure; |
4556 | } |
4557 | llvm::BitstreamEntry Entry = MaybeEntry.get(); |
4558 | |
4559 | switch (Entry.Kind) { |
4560 | case llvm::BitstreamEntry::Error: |
4561 | case llvm::BitstreamEntry::Record: |
4562 | case llvm::BitstreamEntry::EndBlock: |
4563 | Error("invalid record at top-level of AST file"); |
4564 | return Failure; |
4565 | |
4566 | case llvm::BitstreamEntry::SubBlock: |
4567 | break; |
4568 | } |
4569 | |
4570 | switch (Entry.ID) { |
4571 | case CONTROL_BLOCK_ID: |
4572 | HaveReadControlBlock = true; |
4573 | switch (ReadControlBlock(F, Loaded, ImportedBy, ClientLoadCapabilities)) { |
4574 | case Success: |
4575 | |
4576 | |
4577 | |
4578 | |
4579 | if ((Type == MK_ImplicitModule || Type == MK_ExplicitModule || |
4580 | Type == MK_PrebuiltModule) && |
4581 | F.ModuleName.empty()) { |
4582 | auto Result = (Type == MK_ImplicitModule) ? OutOfDate : Failure; |
4583 | if (Result != OutOfDate || |
4584 | (ClientLoadCapabilities & ARR_OutOfDate) == 0) |
4585 | Diag(diag::err_module_file_not_module) << FileName; |
4586 | return Result; |
4587 | } |
4588 | break; |
4589 | |
4590 | case Failure: return Failure; |
4591 | case Missing: return Missing; |
4592 | case OutOfDate: return OutOfDate; |
4593 | case VersionMismatch: return VersionMismatch; |
4594 | case ConfigurationMismatch: return ConfigurationMismatch; |
4595 | case HadErrors: return HadErrors; |
4596 | } |
4597 | break; |
4598 | |
4599 | case AST_BLOCK_ID: |
4600 | if (!HaveReadControlBlock) { |
4601 | if ((ClientLoadCapabilities & ARR_VersionMismatch) == 0) |
4602 | Diag(diag::err_pch_version_too_old); |
4603 | return VersionMismatch; |
4604 | } |
4605 | |
4606 | |
4607 | Loaded.push_back(ImportedModule(M, ImportedBy, ImportLoc)); |
4608 | ShouldFinalizePCM = true; |
4609 | return Success; |
4610 | |
4611 | case UNHASHED_CONTROL_BLOCK_ID: |
4612 | |
4613 | |
4614 | Error("malformed block record in AST file"); |
4615 | return Failure; |
4616 | |
4617 | default: |
4618 | if (llvm::Error Err = Stream.SkipBlock()) { |
4619 | Error(std::move(Err)); |
4620 | return Failure; |
4621 | } |
4622 | break; |
4623 | } |
4624 | } |
4625 | |
4626 | llvm_unreachable("unexpected break; expected return"); |
4627 | } |
4628 | |
4629 | ASTReader::ASTReadResult |
4630 | ASTReader::readUnhashedControlBlock(ModuleFile &F, bool WasImportedBy, |
4631 | unsigned ClientLoadCapabilities) { |
4632 | const HeaderSearchOptions &HSOpts = |
4633 | PP.getHeaderSearchInfo().getHeaderSearchOpts(); |
4634 | bool AllowCompatibleConfigurationMismatch = |
4635 | F.Kind == MK_ExplicitModule || F.Kind == MK_PrebuiltModule; |
4636 | bool DisableValidation = shouldDisableValidationForFile(F); |
4637 | |
4638 | ASTReadResult Result = readUnhashedControlBlockImpl( |
4639 | &F, F.Data, ClientLoadCapabilities, AllowCompatibleConfigurationMismatch, |
4640 | Listener.get(), |
4641 | WasImportedBy ? false : HSOpts.ModulesValidateDiagnosticOptions); |
4642 | |
4643 | |
4644 | |
4645 | if (DisableValidation || WasImportedBy || |
4646 | (AllowConfigurationMismatch && Result == ConfigurationMismatch)) |
4647 | return Success; |
4648 | |
4649 | if (Result == Failure) { |
4650 | Error("malformed block record in AST file"); |
4651 | return Failure; |
4652 | } |
4653 | |
4654 | if (Result == OutOfDate && F.Kind == MK_ImplicitModule) { |
4655 | |
4656 | |
4657 | |
4658 | |
4659 | |
4660 | |
4661 | |
4662 | |
4663 | |
4664 | |
4665 | |
4666 | |
4667 | |
4668 | |
4669 | |
4670 | |
4671 | |
4672 | |
4673 | if (getModuleManager().getModuleCache().isPCMFinal(F.FileName)) { |
4674 | Diag(diag::warn_module_system_bit_conflict) << F.FileName; |
4675 | return Success; |
4676 | } |
4677 | } |
4678 | |
4679 | return Result; |
4680 | } |
4681 | |
4682 | ASTReader::ASTReadResult ASTReader::readUnhashedControlBlockImpl( |
4683 | ModuleFile *F, llvm::StringRef StreamData, unsigned ClientLoadCapabilities, |
4684 | bool AllowCompatibleConfigurationMismatch, ASTReaderListener *Listener, |
4685 | bool ValidateDiagnosticOptions) { |
4686 | |
4687 | BitstreamCursor Stream(StreamData); |
4688 | |
4689 | |
4690 | if (llvm::Error Err = doesntStartWithASTFileMagic(Stream)) { |
4691 | |
4692 | consumeError(std::move(Err)); |
4693 | return Failure; |
4694 | } |
4695 | |
4696 | |
4697 | if (SkipCursorToBlock(Stream, UNHASHED_CONTROL_BLOCK_ID)) |
4698 | return Failure; |
4699 | |
4700 | |
4701 | RecordData Record; |
4702 | ASTReadResult Result = Success; |
4703 | while (true) { |
4704 | Expected<llvm::BitstreamEntry> MaybeEntry = Stream.advance(); |
4705 | if (!MaybeEntry) { |
4706 | |
4707 | consumeError(MaybeEntry.takeError()); |
4708 | return Failure; |
4709 | } |
4710 | llvm::BitstreamEntry Entry = MaybeEntry.get(); |
4711 | |
4712 | switch (Entry.Kind) { |
4713 | case llvm::BitstreamEntry::Error: |
4714 | case llvm::BitstreamEntry::SubBlock: |
4715 | return Failure; |
4716 | |
4717 | case llvm::BitstreamEntry::EndBlock: |
4718 | return Result; |
4719 | |
4720 | case llvm::BitstreamEntry::Record: |
4721 | |
4722 | break; |
4723 | } |
4724 | |
4725 | |
4726 | Record.clear(); |
4727 | Expected<unsigned> MaybeRecordType = Stream.readRecord(Entry.ID, Record); |
4728 | if (!MaybeRecordType) { |
4729 | |
4730 | return Failure; |
4731 | } |
4732 | switch ((UnhashedControlBlockRecordTypes)MaybeRecordType.get()) { |
4733 | case SIGNATURE: |
4734 | if (F) |
4735 | F->Signature = ASTFileSignature::create(Record.begin(), Record.end()); |
4736 | break; |
4737 | case AST_BLOCK_HASH: |
4738 | if (F) |
4739 | F->ASTBlockHash = |
4740 | ASTFileSignature::create(Record.begin(), Record.end()); |
4741 | break; |
4742 | case DIAGNOSTIC_OPTIONS: { |
4743 | bool Complain = (ClientLoadCapabilities & ARR_OutOfDate) == 0; |
4744 | if (Listener && ValidateDiagnosticOptions && |
4745 | !AllowCompatibleConfigurationMismatch && |
4746 | ParseDiagnosticOptions(Record, Complain, *Listener)) |
4747 | Result = OutOfDate; |
4748 | break; |
4749 | } |
4750 | case DIAG_PRAGMA_MAPPINGS: |
4751 | if (!F) |
4752 | break; |
4753 | if (F->PragmaDiagMappings.empty()) |
4754 | F->PragmaDiagMappings.swap(Record); |
4755 | else |
4756 | F->PragmaDiagMappings.insert(F->PragmaDiagMappings.end(), |
4757 | Record.begin(), Record.end()); |
4758 | break; |
4759 | } |
4760 | } |
4761 | } |
4762 | |
4763 | |
4764 | static bool parseModuleFileExtensionMetadata( |
4765 | const SmallVectorImpl<uint64_t> &Record, |
4766 | StringRef Blob, |
4767 | ModuleFileExtensionMetadata &Metadata) { |
4768 | if (Record.size() < 4) return true; |
4769 | |
4770 | Metadata.MajorVersion = Record[0]; |
4771 | Metadata.MinorVersion = Record[1]; |
4772 | |
4773 | unsigned BlockNameLen = Record[2]; |
4774 | unsigned UserInfoLen = Record[3]; |
4775 | |
4776 | if (BlockNameLen + UserInfoLen > Blob.size()) return true; |
4777 | |
4778 | Metadata.BlockName = std::string(Blob.data(), Blob.data() + BlockNameLen); |
4779 | Metadata.UserInfo = std::string(Blob.data() + BlockNameLen, |
4780 | Blob.data() + BlockNameLen + UserInfoLen); |
4781 | return false; |
4782 | } |
4783 | |
4784 | llvm::Error ASTReader::ReadExtensionBlock(ModuleFile &F) { |
4785 | BitstreamCursor &Stream = F.Stream; |
4786 | |
4787 | RecordData Record; |
4788 | while (true) { |
4789 | Expected<llvm::BitstreamEntry> MaybeEntry = Stream.advance(); |
4790 | if (!MaybeEntry) |
4791 | return MaybeEntry.takeError(); |
4792 | llvm::BitstreamEntry Entry = MaybeEntry.get(); |
4793 | |
4794 | switch (Entry.Kind) { |
4795 | case llvm::BitstreamEntry::SubBlock: |
4796 | if (llvm::Error Err = Stream.SkipBlock()) |
4797 | return Err; |
4798 | continue; |
4799 | case llvm::BitstreamEntry::EndBlock: |
4800 | return llvm::Error::success(); |
4801 | case llvm::BitstreamEntry::Error: |
4802 | return llvm::createStringError(std::errc::illegal_byte_sequence, |
4803 | "malformed block record in AST file"); |
4804 | case llvm::BitstreamEntry::Record: |
4805 | break; |
4806 | } |
4807 | |
4808 | Record.clear(); |
4809 | StringRef Blob; |
4810 | Expected<unsigned> MaybeRecCode = |
4811 | Stream.readRecord(Entry.ID, Record, &Blob); |
4812 | if (!MaybeRecCode) |
4813 | return MaybeRecCode.takeError(); |
4814 | switch (MaybeRecCode.get()) { |
4815 | case EXTENSION_METADATA: { |
4816 | ModuleFileExtensionMetadata Metadata; |
4817 | if (parseModuleFileExtensionMetadata(Record, Blob, Metadata)) |
4818 | return llvm::createStringError( |
4819 | std::errc::illegal_byte_sequence, |
4820 | "malformed EXTENSION_METADATA in AST file"); |
4821 | |
4822 | |
4823 | auto Known = ModuleFileExtensions.find(Metadata.BlockName); |
4824 | if (Known == ModuleFileExtensions.end()) break; |
4825 | |
4826 | |
4827 | if (auto Reader = Known->second->createExtensionReader(Metadata, *this, |
4828 | F, Stream)) { |
4829 | F.ExtensionReaders.push_back(std::move(Reader)); |
4830 | } |
4831 | |
4832 | break; |
4833 | } |
4834 | } |
4835 | } |
4836 | |
4837 | return llvm::Error::success(); |
4838 | } |
4839 | |
4840 | void ASTReader::InitializeContext() { |
4841 | assert(ContextObj && "no context to initialize"); |
4842 | ASTContext &Context = *ContextObj; |
4843 | |
4844 | |
4845 | if (DeserializationListener) |
| 16 | | Assuming field 'DeserializationListener' is null | |
|
| |
4846 | DeserializationListener->DeclRead(PREDEF_DECL_TRANSLATION_UNIT_ID, |
4847 | Context.getTranslationUnitDecl()); |
4848 | |
4849 | |
4850 | |
4851 | |
4852 | |
4853 | if (SpecialTypes.size() >= NumSpecialTypeIDs) { |
| 18 | | Assuming the condition is true | |
|
| |
4854 | if (unsigned String = SpecialTypes[SPECIAL_TYPE_CF_CONSTANT_STRING]) { |
| |
| |
4855 | if (!Context.CFConstantStringTypeDecl) |
4856 | Context.setCFConstantStringType(GetType(String)); |
4857 | } |
4858 | |
4859 | if (unsigned File = SpecialTypes[SPECIAL_TYPE_FILE]) { |
| |
| |
4860 | QualType FileType = GetType(File); |
4861 | if (FileType.isNull()) { |
4862 | Error("FILE type is NULL"); |
4863 | return; |
4864 | } |
4865 | |
4866 | if (!Context.FILEDecl) { |
4867 | if (const TypedefType *Typedef = FileType->getAs<TypedefType>()) |
4868 | Context.setFILEDecl(Typedef->getDecl()); |
4869 | else { |
4870 | const TagType *Tag = FileType->getAs<TagType>(); |
4871 | if (!Tag) { |
4872 | Error("Invalid FILE type in AST file"); |
4873 | return; |
4874 | } |
4875 | Context.setFILEDecl(Tag->getDecl()); |
4876 | } |
4877 | } |
4878 | } |
4879 | |
4880 | if (unsigned Jmp_buf = SpecialTypes[SPECIAL_TYPE_JMP_BUF]) { |
| 24 | | Assuming 'Jmp_buf' is 0 | |
|
| |
4881 | QualType Jmp_bufType = GetType(Jmp_buf); |
4882 | if (Jmp_bufType.isNull()) { |
4883 | Error("jmp_buf type is NULL"); |
4884 | return; |
4885 | } |
4886 | |
4887 | if (!Context.jmp_bufDecl) { |
4888 | if (const TypedefType *Typedef = Jmp_bufType->getAs<TypedefType>()) |
4889 | Context.setjmp_bufDecl(Typedef->getDecl()); |
4890 | else { |
4891 | const TagType *Tag = Jmp_bufType->getAs<TagType>(); |
4892 | if (!Tag) { |
4893 | Error("Invalid jmp_buf type in AST file"); |
4894 | return; |
4895 | } |
4896 | Context.setjmp_bufDecl(Tag->getDecl()); |
4897 | } |
4898 | } |
4899 | } |
4900 | |
4901 | if (unsigned Sigjmp_buf = SpecialTypes[SPECIAL_TYPE_SIGJMP_BUF]) { |
| 26 | | Assuming 'Sigjmp_buf' is not equal to 0 | |
|
| |
4902 | QualType Sigjmp_bufType = GetType(Sigjmp_buf); |
4903 | if (Sigjmp_bufType.isNull()) { |
| 28 | | Calling 'QualType::isNull' | |
|
| 34 | | Returning from 'QualType::isNull' | |
|
| |
4904 | Error("sigjmp_buf type is NULL"); |
4905 | return; |
4906 | } |
4907 | |
4908 | if (!Context.sigjmp_bufDecl) { |
| 36 | | Assuming field 'sigjmp_bufDecl' is null | |
|
| |
4909 | if (const TypedefType *Typedef = Sigjmp_bufType->getAs<TypedefType>()) |
| 38 | | Assuming the object is not a 'TypedefType' | |
|
| |
4910 | Context.setsigjmp_bufDecl(Typedef->getDecl()); |
4911 | else { |
4912 | const TagType *Tag = Sigjmp_bufType->getAs<TagType>(); |
| 40 | | Assuming the object is not a 'TagType' | |
|
| 41 | | 'Tag' initialized to a null pointer value | |
|
4913 | assert(Tag && "Invalid sigjmp_buf type in AST file"); |
4914 | Context.setsigjmp_bufDecl(Tag->getDecl()); |
| 42 | | Called C++ object pointer is null |
|
4915 | } |
4916 | } |
4917 | } |
4918 | |
4919 | if (unsigned ObjCIdRedef |
4920 | = SpecialTypes[SPECIAL_TYPE_OBJC_ID_REDEFINITION]) { |
4921 | if (Context.ObjCIdRedefinitionType.isNull()) |
4922 | Context.ObjCIdRedefinitionType = GetType(ObjCIdRedef); |
4923 | } |
4924 | |
4925 | if (unsigned ObjCClassRedef |
4926 | = SpecialTypes[SPECIAL_TYPE_OBJC_CLASS_REDEFINITION]) { |
4927 | if (Context.ObjCClassRedefinitionType.isNull()) |
4928 | Context.ObjCClassRedefinitionType = GetType(ObjCClassRedef); |
4929 | } |
4930 | |
4931 | if (unsigned ObjCSelRedef |
4932 | = SpecialTypes[SPECIAL_TYPE_OBJC_SEL_REDEFINITION]) { |
4933 | if (Context.ObjCSelRedefinitionType.isNull()) |
4934 | Context.ObjCSelRedefinitionType = GetType(ObjCSelRedef); |
4935 | } |
4936 | |
4937 | if (unsigned Ucontext_t = SpecialTypes[SPECIAL_TYPE_UCONTEXT_T]) { |
4938 | QualType Ucontext_tType = GetType(Ucontext_t); |
4939 | if (Ucontext_tType.isNull()) { |
4940 | Error("ucontext_t type is NULL"); |
4941 | return; |
4942 | } |
4943 | |
4944 | if (!Context.ucontext_tDecl) { |
4945 | if (const TypedefType *Typedef = Ucontext_tType->getAs<TypedefType>()) |
4946 | Context.setucontext_tDecl(Typedef->getDecl()); |
4947 | else { |
4948 | const TagType *Tag = Ucontext_tType->getAs<TagType>(); |
4949 | assert(Tag && "Invalid ucontext_t type in AST file"); |
4950 | Context.setucontext_tDecl(Tag->getDecl()); |
4951 | } |
4952 | } |
4953 | } |
4954 | } |
4955 | |
4956 | ReadPragmaDiagnosticMappings(Context.getDiagnostics()); |
4957 | |
4958 | |
4959 | if (!CUDASpecialDeclRefs.empty()) { |
4960 | assert(CUDASpecialDeclRefs.size() == 1 && "More decl refs than expected!"); |
4961 | Context.setcudaConfigureCallDecl( |
4962 | cast<FunctionDecl>(GetDecl(CUDASpecialDeclRefs[0]))); |
4963 | } |
4964 | |
4965 | |
4966 | |
4967 | for (auto &Import : ImportedModules) { |
4968 | if (Module *Imported = getSubmodule(Import.ID)) { |
4969 | makeModuleVisible(Imported, Module::AllVisible, |
4970 | Import.ImportLoc); |
4971 | if (Import.ImportLoc.isValid()) |
4972 | PP.makeModuleVisible(Imported, Import.ImportLoc); |
4973 | |
4974 | |
4975 | } |
4976 | } |
4977 | } |
4978 | |
4979 | void ASTReader::finalizeForWriting() { |
4980 | |
4981 | } |
4982 | |
4983 | |
4984 | |
4985 | static ASTFileSignature readASTFileSignature(StringRef PCH) { |
4986 | BitstreamCursor Stream(PCH); |
4987 | if (llvm::Error Err = doesntStartWithASTFileMagic(Stream)) { |
4988 | |
4989 | consumeError(std::move(Err)); |
4990 | return ASTFileSignature(); |
4991 | } |
4992 | |
4993 | |
4994 | if (SkipCursorToBlock(Stream, UNHASHED_CONTROL_BLOCK_ID)) |
4995 | return ASTFileSignature(); |
4996 | |
4997 | |
4998 | ASTReader::RecordData Record; |
4999 | while (true) { |
5000 | Expected<llvm::BitstreamEntry> MaybeEntry = |
5001 | Stream.advanceSkippingSubblocks(); |
5002 | if (!MaybeEntry) { |
5003 | |
5004 | consumeError(MaybeEntry.takeError()); |
5005 | return ASTFileSignature(); |
5006 | } |
5007 | llvm::BitstreamEntry Entry = MaybeEntry.get(); |
5008 | |
5009 | if (Entry.Kind != llvm::BitstreamEntry::Record) |
5010 | return ASTFileSignature(); |
5011 | |
5012 | Record.clear(); |
5013 | StringRef Blob; |
5014 | Expected<unsigned> MaybeRecord = Stream.readRecord(Entry.ID, Record, &Blob); |
5015 | if (!MaybeRecord) { |
5016 | |
5017 | consumeError(MaybeRecord.takeError()); |
5018 | return ASTFileSignature(); |
5019 | } |
5020 | if (SIGNATURE == MaybeRecord.get()) |
5021 | return ASTFileSignature::create(Record.begin(), |
5022 | Record.begin() + ASTFileSignature::size); |
5023 | } |
5024 | } |
5025 | |
5026 | |
5027 | |
5028 | |
5029 | std::string ASTReader::getOriginalSourceFile( |
5030 | const std::string &ASTFileName, FileManager &FileMgr, |
5031 | const PCHContainerReader &PCHContainerRdr, DiagnosticsEngine &Diags) { |
5032 | |
5033 | auto Buffer = FileMgr.getBufferForFile(ASTFileName); |
5034 | if (!Buffer) { |
5035 | Diags.Report(diag::err_fe_unable_to_read_pch_file) |
5036 | << ASTFileName << Buffer.getError().message(); |
5037 | return std::string(); |
5038 | } |
5039 | |
5040 | |
5041 | BitstreamCursor Stream(PCHContainerRdr.ExtractPCH(**Buffer)); |
5042 | |
5043 | |
5044 | if (llvm::Error Err = doesntStartWithASTFileMagic(Stream)) { |
5045 | Diags.Report(diag::err_fe_not_a_pch_file) << ASTFileName << std::move(Err); |
5046 | return std::string(); |
5047 | } |
5048 | |
5049 | |
5050 | if (SkipCursorToBlock(Stream, CONTROL_BLOCK_ID)) { |
5051 | Diags.Report(diag::err_fe_pch_malformed_block) << ASTFileName; |
5052 | return std::string(); |
5053 | } |
5054 | |
5055 | |
5056 | RecordData Record; |
5057 | while (true) { |
5058 | Expected<llvm::BitstreamEntry> MaybeEntry = |
5059 | Stream.advanceSkippingSubblocks(); |
5060 | if (!MaybeEntry) { |
5061 | |
5062 | consumeError(MaybeEntry.takeError()); |
5063 | return std::string(); |
5064 | } |
5065 | llvm::BitstreamEntry Entry = MaybeEntry.get(); |
5066 | |
5067 | if (Entry.Kind == llvm::BitstreamEntry::EndBlock) |
5068 | return std::string(); |
5069 | |
5070 | if (Entry.Kind != llvm::BitstreamEntry::Record) { |
5071 | Diags.Report(diag::err_fe_pch_malformed_block) << ASTFileName; |
5072 | return std::string(); |
5073 | } |
5074 | |
5075 | Record.clear(); |
5076 | StringRef Blob; |
5077 | Expected<unsigned> MaybeRecord = Stream.readRecord(Entry.ID, Record, &Blob); |
5078 | if (!MaybeRecord) { |
5079 | |
5080 | consumeError(MaybeRecord.takeError()); |
5081 | return std::string(); |
5082 | } |
5083 | if (ORIGINAL_FILE == MaybeRecord.get()) |
5084 | return Blob.str(); |
5085 | } |
5086 | } |
5087 | |
5088 | namespace { |
5089 | |
5090 | class SimplePCHValidator : public ASTReaderListener { |
5091 | const LangOptions &ExistingLangOpts; |
5092 | const TargetOptions &ExistingTargetOpts; |
5093 | const PreprocessorOptions &ExistingPPOpts; |
5094 | std::string ExistingModuleCachePath; |
5095 | FileManager &FileMgr; |
5096 | |
5097 | public: |
5098 | SimplePCHValidator(const LangOptions &ExistingLangOpts, |
5099 | const TargetOptions &ExistingTargetOpts, |
5100 | const PreprocessorOptions &ExistingPPOpts, |
5101 | StringRef ExistingModuleCachePath, FileManager &FileMgr) |
5102 | : ExistingLangOpts(ExistingLangOpts), |
5103 | ExistingTargetOpts(ExistingTargetOpts), |
5104 | ExistingPPOpts(ExistingPPOpts), |
5105 | ExistingModuleCachePath(ExistingModuleCachePath), FileMgr(FileMgr) {} |
5106 | |
5107 | bool ReadLanguageOptions(const LangOptions &LangOpts, bool Complain, |
5108 | bool AllowCompatibleDifferences) override { |
5109 | return checkLanguageOptions(ExistingLangOpts, LangOpts, nullptr, |
5110 | AllowCompatibleDifferences); |
5111 | } |
5112 | |
5113 | bool ReadTargetOptions(const TargetOptions &TargetOpts, bool Complain, |
5114 | bool AllowCompatibleDifferences) override { |
5115 | return checkTargetOptions(ExistingTargetOpts, TargetOpts, nullptr, |
5116 | AllowCompatibleDifferences); |
5117 | } |
5118 | |
5119 | bool ReadHeaderSearchOptions(const HeaderSearchOptions &HSOpts, |
5120 | StringRef SpecificModuleCachePath, |
5121 | bool Complain) override { |
5122 | return checkHeaderSearchOptions(HSOpts, SpecificModuleCachePath, |
5123 | ExistingModuleCachePath, nullptr, |
5124 | ExistingLangOpts, ExistingPPOpts); |
5125 | } |
5126 | |
5127 | bool ReadPreprocessorOptions(const PreprocessorOptions &PPOpts, |
5128 | bool Complain, |
5129 | std::string &SuggestedPredefines) override { |
5130 | return checkPreprocessorOptions(ExistingPPOpts, PPOpts, nullptr, FileMgr, |
5131 | SuggestedPredefines, ExistingLangOpts); |
5132 | } |
5133 | }; |
5134 | |
5135 | } |
5136 | |
5137 | bool ASTReader::readASTFileControlBlock( |
5138 | StringRef Filename, FileManager &FileMgr, |
5139 | const PCHContainerReader &PCHContainerRdr, |
5140 | bool FindModuleFileExtensions, |
5141 | ASTReaderListener &Listener, bool ValidateDiagnosticOptions) { |
5142 | |
5143 | |
5144 | |
5145 | auto Buffer = FileMgr.getBufferForFile(Filename); |
5146 | if (!Buffer) { |
5147 | return true; |
5148 | } |
5149 | |
5150 | |
5151 | StringRef Bytes = PCHContainerRdr.ExtractPCH(**Buffer); |
5152 | BitstreamCursor Stream(Bytes); |
5153 | |
5154 | |
5155 | if (llvm::Error Err = doesntStartWithASTFileMagic(Stream)) { |
5156 | consumeError(std::move(Err)); |
5157 | return true; |
5158 | } |
5159 | |
5160 | |
5161 | if (SkipCursorToBlock(Stream, CONTROL_BLOCK_ID)) |
5162 | return true; |
5163 | |
5164 | bool NeedsInputFiles = Listener.needsInputFileVisitation(); |
5165 | bool NeedsSystemInputFiles = Listener.needsSystemInputFileVisitation(); |
5166 | bool NeedsImports = Listener.needsImportVisitation(); |
5167 | BitstreamCursor InputFilesCursor; |
5168 | |
5169 | RecordData Record; |
5170 | std::string ModuleDir; |
5171 | bool DoneWithControlBlock = false; |
5172 | while (!DoneWithControlBlock) { |
5173 | Expected<llvm::BitstreamEntry> MaybeEntry = Stream.advance(); |
5174 | if (!MaybeEntry) { |
5175 | |
5176 | consumeError(MaybeEntry.takeError()); |
5177 | return true; |
5178 | } |
5179 | llvm::BitstreamEntry Entry = MaybeEntry.get(); |
5180 | |
5181 | switch (Entry.Kind) { |
5182 | case llvm::BitstreamEntry::SubBlock: { |
5183 | switch (Entry.ID) { |
5184 | case OPTIONS_BLOCK_ID: { |
5185 | std::string IgnoredSuggestedPredefines; |
5186 | if (ReadOptionsBlock(Stream, ARR_ConfigurationMismatch | ARR_OutOfDate, |
5187 | false, |
5188 | Listener, IgnoredSuggestedPredefines) != Success) |
5189 | return true; |
5190 | break; |
5191 | } |
5192 | |
5193 | case INPUT_FILES_BLOCK_ID: |
5194 | InputFilesCursor = Stream; |
5195 | if (llvm::Error Err = Stream.SkipBlock()) { |
5196 | |
5197 | consumeError(std::move(Err)); |
5198 | return true; |
5199 | } |
5200 | if (NeedsInputFiles && |
5201 | ReadBlockAbbrevs(InputFilesCursor, INPUT_FILES_BLOCK_ID)) |
5202 | return true; |
5203 | break; |
5204 | |
5205 | default: |
5206 | if (llvm::Error Err = Stream.SkipBlock()) { |
5207 | |
5208 | consumeError(std::move(Err)); |
5209 | return true; |
5210 | } |
5211 | break; |
5212 | } |
5213 | |
5214 | continue; |
5215 | } |
5216 | |
5217 | case llvm::BitstreamEntry::EndBlock: |
5218 | DoneWithControlBlock = true; |
5219 | break; |
5220 | |
5221 | case llvm::BitstreamEntry::Error: |
5222 | return true; |
5223 | |
5224 | case llvm::BitstreamEntry::Record: |
5225 | break; |
5226 | } |
5227 | |
5228 | if (DoneWithControlBlock) break; |
5229 | |
5230 | Record.clear(); |
5231 | StringRef Blob; |
5232 | Expected<unsigned> MaybeRecCode = |
5233 | Stream.readRecord(Entry.ID, Record, &Blob); |
5234 | if (!MaybeRecCode) { |
5235 | |
5236 | return Failure; |
5237 | } |
5238 | switch ((ControlRecordTypes)MaybeRecCode.get()) { |
5239 | case METADATA: |
5240 | if (Record[0] != VERSION_MAJOR) |
5241 | return true; |
5242 | if (Listener.ReadFullVersionInformation(Blob)) |
5243 | return true; |
5244 | break; |
5245 | case MODULE_NAME: |
5246 | Listener.ReadModuleName(Blob); |
5247 | break; |
5248 | case MODULE_DIRECTORY: |
5249 | ModuleDir = std::string(Blob); |
5250 | break; |
5251 | case MODULE_MAP_FILE: { |
5252 | unsigned Idx = 0; |
5253 | auto Path = ReadString(Record, Idx); |
5254 | ResolveImportedPath(Path, ModuleDir); |
5255 | Listener.ReadModuleMapFile(Path); |
5256 | break; |
5257 | } |
5258 | case INPUT_FILE_OFFSETS: { |
5259 | if (!NeedsInputFiles) |
5260 | break; |
5261 | |
5262 | unsigned NumInputFiles = Record[0]; |
5263 | unsigned NumUserFiles = Record[1]; |
5264 | const llvm::support::unaligned_uint64_t *InputFileOffs = |
5265 | (const llvm::support::unaligned_uint64_t *)Blob.data(); |
5266 | for (unsigned I = 0; I != NumInputFiles; ++I) { |
5267 | |
5268 | bool isSystemFile = I >= NumUserFiles; |
5269 | |
5270 | if (isSystemFile && !NeedsSystemInputFiles) |
5271 | break; |
5272 | |
5273 | BitstreamCursor &Cursor = InputFilesCursor; |
5274 | SavedStreamPosition SavedPosition(Cursor); |
5275 | if (llvm::Error Err = Cursor.JumpToBit(InputFileOffs[I])) { |
5276 | |
5277 | consumeError(std::move(Err)); |
5278 | } |
5279 | |
5280 | Expected<unsigned> MaybeCode = Cursor.ReadCode(); |
5281 | if (!MaybeCode) { |
5282 | |
5283 | consumeError(MaybeCode.takeError()); |
5284 | } |
5285 | unsigned Code = MaybeCode.get(); |
5286 | |
5287 | RecordData Record; |
5288 | StringRef Blob; |
5289 | bool shouldContinue = false; |
5290 | Expected<unsigned> MaybeRecordType = |
5291 | Cursor.readRecord(Code, Record, &Blob); |
5292 | if (!MaybeRecordType) { |
5293 | |
5294 | consumeError(MaybeRecordType.takeError()); |
5295 | } |
5296 | switch ((InputFileRecordTypes)MaybeRecordType.get()) { |
5297 | case INPUT_FILE_HASH: |
5298 | break; |
5299 | case INPUT_FILE: |
5300 | bool Overridden = static_cast<bool>(Record[3]); |
5301 | std::string Filename = std::string(Blob); |
5302 | ResolveImportedPath(Filename, ModuleDir); |
5303 | shouldContinue = Listener.visitInputFile( |
5304 | Filename, isSystemFile, Overridden, false); |
5305 | break; |
5306 | } |
5307 | if (!shouldContinue) |
5308 | break; |
5309 | } |
5310 | break; |
5311 | } |
5312 | |
5313 | case IMPORTS: { |
5314 | if (!NeedsImports) |
5315 | break; |
5316 | |
5317 | unsigned Idx = 0, N = Record.size(); |
5318 | while (Idx < N) { |
5319 | |
5320 | Idx += |
5321 | 1 + 1 + 1 + 1 + |
5322 | ASTFileSignature::size; |
5323 | std::string ModuleName = ReadString(Record, Idx); |
5324 | std::string Filename = ReadString(Record, Idx); |
5325 | ResolveImportedPath(Filename, ModuleDir); |
5326 | Listener.visitImport(ModuleName, Filename); |
5327 | } |
5328 | break; |
5329 | } |
5330 | |
5331 | default: |
5332 | |
5333 | break; |
5334 | } |
5335 | } |
5336 | |
5337 | |
5338 | if (FindModuleFileExtensions) { |
5339 | BitstreamCursor SavedStream = Stream; |
5340 | while (!SkipCursorToBlock(Stream, EXTENSION_BLOCK_ID)) { |
5341 | bool DoneWithExtensionBlock = false; |
5342 | while (!DoneWithExtensionBlock) { |
5343 | Expected<llvm::BitstreamEntry> MaybeEntry = Stream.advance(); |
5344 | if (!MaybeEntry) { |
5345 | |
5346 | return true; |
5347 | } |
5348 | llvm::BitstreamEntry Entry = MaybeEntry.get(); |
5349 | |
5350 | switch (Entry.Kind) { |
5351 | case llvm::BitstreamEntry::SubBlock: |
5352 | if (llvm::Error Err = Stream.SkipBlock()) { |
5353 | |
5354 | consumeError(std::move(Err)); |
5355 | return true; |
5356 | } |
5357 | continue; |
5358 | |
5359 | case llvm::BitstreamEntry::EndBlock: |
5360 | DoneWithExtensionBlock = true; |
5361 | continue; |
5362 | |
5363 | case llvm::BitstreamEntry::Error: |
5364 | return true; |
5365 | |
5366 | case llvm::BitstreamEntry::Record: |
5367 | break; |
5368 | } |
5369 | |
5370 | Record.clear(); |
5371 | StringRef Blob; |
5372 | Expected<unsigned> MaybeRecCode = |
5373 | Stream.readRecord(Entry.ID, Record, &Blob); |
5374 | if (!MaybeRecCode) { |
5375 | |
5376 | return true; |
5377 | } |
5378 | switch (MaybeRecCode.get()) { |
5379 | case EXTENSION_METADATA: { |
5380 | ModuleFileExtensionMetadata Metadata; |
5381 | if (parseModuleFileExtensionMetadata(Record, Blob, Metadata)) |
5382 | return true; |
5383 | |
5384 | Listener.readModuleFileExtension(Metadata); |
5385 | break; |
5386 | } |
5387 | } |
5388 | } |
5389 | } |
5390 | Stream = SavedStream; |
5391 | } |
5392 | |
5393 | |
5394 | if (readUnhashedControlBlockImpl( |
5395 | nullptr, Bytes, ARR_ConfigurationMismatch | ARR_OutOfDate, |
5396 | false, &Listener, |
5397 | ValidateDiagnosticOptions) != Success) |
5398 | return true; |
5399 | |
5400 | return false; |
5401 | } |
5402 | |
5403 | bool ASTReader::isAcceptableASTFile(StringRef Filename, FileManager &FileMgr, |
5404 | const PCHContainerReader &PCHContainerRdr, |
5405 | const LangOptions &LangOpts, |
5406 | const TargetOptions &TargetOpts, |
5407 | const PreprocessorOptions &PPOpts, |
5408 | StringRef ExistingModuleCachePath) { |
5409 | SimplePCHValidator validator(LangOpts, TargetOpts, PPOpts, |
5410 | ExistingModuleCachePath, FileMgr); |
5411 | return !readASTFileControlBlock(Filename, FileMgr, PCHContainerRdr, |
5412 | false, |
5413 | validator, |
5414 | true); |
5415 | } |
5416 | |
5417 | llvm::Error ASTReader::ReadSubmoduleBlock(ModuleFile &F, |
5418 | unsigned ClientLoadCapabilities) { |
5419 | |
5420 | if (llvm::Error Err = F.Stream.EnterSubBlock(SUBMODULE_BLOCK_ID)) |
5421 | return Err; |
5422 | |
5423 | ModuleMap &ModMap = PP.getHeaderSearchInfo().getModuleMap(); |
5424 | bool First = true; |
5425 | Module *CurrentModule = nullptr; |
5426 | RecordData Record; |
5427 | while (true) { |
5428 | Expected<llvm::BitstreamEntry> MaybeEntry = |
5429 | F.Stream.advanceSkippingSubblocks(); |
5430 | if (!MaybeEntry) |
5431 | return MaybeEntry.takeError(); |
5432 | llvm::BitstreamEntry Entry = MaybeEntry.get(); |
5433 | |
5434 | switch (Entry.Kind) { |
5435 | case llvm::BitstreamEntry::SubBlock: |
5436 | case llvm::BitstreamEntry::Error: |
5437 | return llvm::createStringError(std::errc::illegal_byte_sequence, |
5438 | "malformed block record in AST file"); |
5439 | case llvm::BitstreamEntry::EndBlock: |
5440 | return llvm::Error::success(); |
5441 | case llvm::BitstreamEntry::Record: |
5442 | |
5443 | break; |
5444 | } |
5445 | |
5446 | |
5447 | StringRef Blob; |
5448 | Record.clear(); |
5449 | Expected<unsigned> MaybeKind = F.Stream.readRecord(Entry.ID, Record, &Blob); |
5450 | if (!MaybeKind) |
5451 | return MaybeKind.takeError(); |
5452 | unsigned Kind = MaybeKind.get(); |
5453 | |
5454 | if ((Kind == SUBMODULE_METADATA) != First) |
5455 | return llvm::createStringError( |
5456 | std::errc::illegal_byte_sequence, |
5457 | "submodule metadata record should be at beginning of block"); |
5458 | First = false; |
5459 | |
5460 | |
5461 | |
5462 | if (!CurrentModule && Kind != SUBMODULE_METADATA && |
5463 | Kind != SUBMODULE_DEFINITION) |
5464 | continue; |
5465 | |
5466 | switch (Kind) { |
5467 | default: |
5468 | break; |
5469 | |
5470 | case SUBMODULE_DEFINITION: { |
5471 | if (Record.size() < 12) |
5472 | return llvm::createStringError(std::errc::illegal_byte_sequence, |
5473 | "malformed module definition"); |
5474 | |
5475 | StringRef Name = Blob; |
5476 | unsigned Idx = 0; |
5477 | SubmoduleID GlobalID = getGlobalSubmoduleID(F, Record[Idx++]); |
5478 | SubmoduleID Parent = getGlobalSubmoduleID(F, Record[Idx++]); |
5479 | Module::ModuleKind Kind = (Module::ModuleKind)Record[Idx++]; |
5480 | bool IsFramework = Record[Idx++]; |
5481 | bool IsExplicit = Record[Idx++]; |
5482 | bool IsSystem = Record[Idx++]; |
5483 | bool IsExternC = Record[Idx++]; |
5484 | bool InferSubmodules = Record[Idx++]; |
5485 | bool InferExplicitSubmodules = Record[Idx++]; |
5486 | bool InferExportWildcard = Record[Idx++]; |
5487 | bool ConfigMacrosExhaustive = Record[Idx++]; |
5488 | bool ModuleMapIsPrivate = Record[Idx++]; |
5489 | |
5490 | Module *ParentModule = nullptr; |
5491 | if (Parent) |
5492 | ParentModule = getSubmodule(Parent); |
5493 | |
5494 | |
5495 | |
5496 | CurrentModule = |
5497 | ModMap.findOrCreateModule(Name, ParentModule, IsFramework, IsExplicit) |
5498 | .first; |
5499 | |
5500 | |
5501 | |
5502 | |
5503 | SubmoduleID GlobalIndex = GlobalID - NUM_PREDEF_SUBMODULE_IDS; |
5504 | if (GlobalIndex >= SubmodulesLoaded.size() || |
5505 | SubmodulesLoaded[GlobalIndex]) |
5506 | return llvm::createStringError(std::errc::invalid_argument, |
5507 | "too many submodules"); |
5508 | |
5509 | if (!ParentModule) { |
5510 | if (const FileEntry *CurFile = CurrentModule->getASTFile()) { |
5511 | |
5512 | if (!bool(PP.getPreprocessorOpts().DisablePCHOrModuleValidation & |
5513 | DisableValidationForModuleKind::Module) && |
5514 | CurFile != F.File) { |
5515 | auto ConflictError = |
5516 | PartialDiagnostic(diag::err_module_file_conflict, |
5517 | ContextObj->DiagAllocator) |
5518 | << CurrentModule->getTopLevelModuleName() << CurFile->getName() |
5519 | << F.File->getName(); |
5520 | return DiagnosticError::create(CurrentImportLoc, ConflictError); |
5521 | } |
5522 | } |
5523 | |
5524 | F.DidReadTopLevelSubmodule = true; |
5525 | CurrentModule->setASTFile(F.File); |
5526 | CurrentModule->PresumedModuleMapFile = F.ModuleMapPath; |
5527 | } |
5528 | |
5529 | CurrentModule->Kind = Kind; |
5530 | CurrentModule->Signature = F.Signature; |
5531 | CurrentModule->IsFromModuleFile = true; |
5532 | CurrentModule->IsSystem = IsSystem || CurrentModule->IsSystem; |
5533 | CurrentModule->IsExternC = IsExternC; |
5534 | CurrentModule->InferSubmodules = InferSubmodules; |
5535 | CurrentModule->InferExplicitSubmodules = InferExplicitSubmodules; |
5536 | CurrentModule->InferExportWildcard = InferExportWildcard; |
5537 | CurrentModule->ConfigMacrosExhaustive = ConfigMacrosExhaustive; |
5538 | CurrentModule->ModuleMapIsPrivate = ModuleMapIsPrivate; |
5539 | if (DeserializationListener) |
5540 | DeserializationListener->ModuleRead(GlobalID, CurrentModule); |
5541 | |
5542 | SubmodulesLoaded[GlobalIndex] = CurrentModule; |
5543 | |
5544 | |
5545 | CurrentModule->LinkLibraries.clear(); |
5546 | CurrentModule->ConfigMacros.clear(); |
5547 | CurrentModule->UnresolvedConflicts.clear(); |
5548 | CurrentModule->Conflicts.clear(); |
5549 | |
5550 | |
5551 | |
5552 | |
5553 | |
5554 | |
5555 | CurrentModule->Requirements.clear(); |
5556 | CurrentModule->MissingHeaders.clear(); |
5557 | CurrentModule->IsUnimportable = |
5558 | ParentModule && ParentModule->IsUnimportable; |
5559 | CurrentModule->IsAvailable = !CurrentModule->IsUnimportable; |
5560 | break; |
5561 | } |
5562 | |
5563 | case SUBMODULE_UMBRELLA_HEADER: { |
5564 | |
5565 | |
5566 | |
5567 | std::string Filename = std::string(Blob); |
5568 | ResolveImportedPath(F, Filename); |
5569 | if (auto Umbrella = PP.getFileManager().getFile(Filename)) { |
5570 | if (!CurrentModule->getUmbrellaHeader()) { |
5571 | |
5572 | ModMap.setUmbrellaHeader(CurrentModule, *Umbrella, Blob, ""); |
5573 | } |
5574 | |
5575 | |
5576 | |
5577 | |
5578 | } |
5579 | break; |
5580 | } |
5581 | |
5582 | case SUBMODULE_HEADER: |
5583 | case SUBMODULE_EXCLUDED_HEADER: |
5584 | case SUBMODULE_PRIVATE_HEADER: |
5585 | |
5586 | |
5587 | |
5588 | break; |
5589 | |
5590 | case SUBMODULE_TEXTUAL_HEADER: |
5591 | case SUBMODULE_PRIVATE_TEXTUAL_HEADER: |
5592 | |
5593 | |
5594 | break; |
5595 | |
5596 | case SUBMODULE_TOPHEADER: |
5597 | CurrentModule->addTopHeaderFilename(Blob); |
5598 | break; |
5599 | |
5600 | case SUBMODULE_UMBRELLA_DIR: { |
5601 | |
5602 | std::string Dirname = std::string(Blob); |
5603 | ResolveImportedPath(F, Dirname); |
5604 | if (auto Umbrella = PP.getFileManager().getDirectory(Dirname)) { |
5605 | if (!CurrentModule->getUmbrellaDir()) { |
5606 | |
5607 | ModMap.setUmbrellaDir(CurrentModule, *Umbrella, Blob, ""); |
5608 | } |
5609 | } |
5610 | break; |
5611 | } |
5612 | |
5613 | case SUBMODULE_METADATA: { |
5614 | F.BaseSubmoduleID = getTotalNumSubmodules(); |
5615 | F.LocalNumSubmodules = Record[0]; |
5616 | unsigned LocalBaseSubmoduleID = Record[1]; |
5617 | if (F.LocalNumSubmodules > 0) { |
5618 | |
5619 | |
5620 | GlobalSubmoduleMap.insert(std::make_pair(getTotalNumSubmodules()+1,&F)); |
5621 | |
5622 | |
5623 | |
5624 | F.SubmoduleRemap.insertOrReplace( |
5625 | std::make_pair(LocalBaseSubmoduleID, |
5626 | F.BaseSubmoduleID - LocalBaseSubmoduleID)); |
5627 | |
5628 | SubmodulesLoaded.resize(SubmodulesLoaded.size() + F.LocalNumSubmodules); |
5629 | } |
5630 | break; |
5631 | } |
5632 | |
5633 | case SUBMODULE_IMPORTS: |
5634 | for (unsigned Idx = 0; Idx != Record.size(); ++Idx) { |
5635 | UnresolvedModuleRef Unresolved; |
5636 | Unresolved.File = &F; |
5637 | Unresolved.Mod = CurrentModule; |
5638 | Unresolved.ID = Record[Idx]; |
5639 | Unresolved.Kind = UnresolvedModuleRef::Import; |
5640 | Unresolved.IsWildcard = false; |
5641 | UnresolvedModuleRefs.push_back(Unresolved); |
5642 | } |
5643 | break; |
5644 | |
5645 | case SUBMODULE_EXPORTS: |
5646 | for (unsigned Idx = 0; Idx + 1 < Record.size(); Idx += 2) { |
5647 | UnresolvedModuleRef Unresolved; |
5648 | Unresolved.File = &F; |
5649 | Unresolved.Mod = CurrentModule; |
5650 | Unresolved.ID = Record[Idx]; |
5651 | Unresolved.Kind = UnresolvedModuleRef::Export; |
5652 | Unresolved.IsWildcard = Record[Idx + 1]; |
5653 | UnresolvedModuleRefs.push_back(Unresolved); |
5654 | } |
5655 | |
5656 | |
5657 | |
5658 | CurrentModule->UnresolvedExports.clear(); |
5659 | break; |
5660 | |
5661 | case SUBMODULE_REQUIRES: |
5662 | CurrentModule->addRequirement(Blob, Record[0], PP.getLangOpts(), |
5663 | PP.getTargetInfo()); |
5664 | break; |
5665 | |
5666 | case SUBMODULE_LINK_LIBRARY: |
5667 | ModMap.resolveLinkAsDependencies(CurrentModule); |
5668 | CurrentModule->LinkLibraries.push_back( |
5669 | Module::LinkLibrary(std::string(Blob), Record[0])); |
5670 | break; |
5671 | |
5672 | case SUBMODULE_CONFIG_MACRO: |
5673 | CurrentModule->ConfigMacros.push_back(Blob.str()); |
5674 | break; |
5675 | |
5676 | case SUBMODULE_CONFLICT: { |
5677 | UnresolvedModuleRef Unresolved; |
5678 | Unresolved.File = &F; |
5679 | Unresolved.Mod = CurrentModule; |
5680 | Unresolved.ID = Record[0]; |
5681 | Unresolved.Kind = UnresolvedModuleRef::Conflict; |
5682 | Unresolved.IsWildcard = false; |
5683 | Unresolved.String = Blob; |
5684 | UnresolvedModuleRefs.push_back(Unresolved); |
5685 | break; |
5686 | } |
5687 | |
5688 | case SUBMODULE_INITIALIZERS: { |
5689 | if (!ContextObj) |
5690 | break; |
5691 | SmallVector<uint32_t, 16> Inits; |
5692 | for (auto &ID : Record) |
5693 | Inits.push_back(getGlobalDeclID(F, ID)); |
5694 | ContextObj->addLazyModuleInitializers(CurrentModule, Inits); |
5695 | break; |
5696 | } |
5697 | |
5698 | case SUBMODULE_EXPORT_AS: |
5699 | CurrentModule->ExportAsModule = Blob.str(); |
5700 | ModMap.addLinkAsDependency(CurrentModule); |
5701 | break; |
5702 | } |
5703 | } |
5704 | } |
5705 | |
5706 | |
5707 | |
5708 | |
5709 | |
5710 | |
5711 | |
5712 | |
5713 | bool ASTReader::ParseLanguageOptions(const RecordData &Record, |
5714 | bool Complain, |
5715 | ASTReaderListener &Listener, |
5716 | bool AllowCompatibleDifferences) { |
5717 | LangOptions LangOpts; |
5718 | unsigned Idx = 0; |
5719 | #define LANGOPT(Name, Bits, Default, Description) \ |
5720 | LangOpts.Name = Record[Idx++]; |
5721 | #define ENUM_LANGOPT(Name, Type, Bits, Default, Description) \ |
5722 | LangOpts.set##Name(static_cast<LangOptions::Type>(Record[Idx++])); |
5723 | #include "clang/Basic/LangOptions.def" |
5724 | #define SANITIZER(NAME, ID) \ |
5725 | LangOpts.Sanitize.set(SanitizerKind::ID, Record[Idx++]); |
5726 | #include "clang/Basic/Sanitizers.def" |
5727 | |
5728 | for (unsigned N = Record[Idx++]; N; --N) |
5729 | LangOpts.ModuleFeatures.push_back(ReadString(Record, Idx)); |
5730 | |
5731 | ObjCRuntime::Kind runtimeKind = (ObjCRuntime::Kind) Record[Idx++]; |
5732 | VersionTuple runtimeVersion = ReadVersionTuple(Record, Idx); |
5733 | LangOpts.ObjCRuntime = ObjCRuntime(runtimeKind, runtimeVersion); |
5734 | |
5735 | LangOpts.CurrentModule = ReadString(Record, Idx); |
5736 | |
5737 | |
5738 | for (unsigned N = Record[Idx++]; N; --N) { |
5739 | LangOpts.CommentOpts.BlockCommandNames.push_back( |
5740 | ReadString(Record, Idx)); |
5741 | } |
5742 | LangOpts.CommentOpts.ParseAllComments = Record[Idx++]; |
5743 | |
5744 | |
5745 | for (unsigned N = Record[Idx++]; N; --N) { |
5746 | LangOpts.OMPTargetTriples.push_back(llvm::Triple(ReadString(Record, Idx))); |
5747 | } |
5748 | |
5749 | LangOpts.OMPHostIRFile = ReadString(Record, Idx); |
5750 | |
5751 | return Listener.ReadLanguageOptions(LangOpts, Complain, |
5752 | AllowCompatibleDifferences); |
5753 | } |
5754 | |
5755 | bool ASTReader::ParseTargetOptions(const RecordData &Record, bool Complain, |
5756 | ASTReaderListener &Listener, |
5757 | bool AllowCompatibleDifferences) { |
5758 | unsigned Idx = 0; |
5759 | TargetOptions TargetOpts; |
5760 | TargetOpts.Triple = ReadString(Record, Idx); |
5761 | TargetOpts.CPU = ReadString(Record, Idx); |
5762 | TargetOpts.TuneCPU = ReadString(Record, Idx); |
5763 | TargetOpts.ABI = ReadString(Record, Idx); |
5764 | for (unsigned N = Record[Idx++]; N; --N) { |
5765 | TargetOpts.FeaturesAsWritten.push_back(ReadString(Record, Idx)); |
5766 | } |
5767 | for (unsigned N = Record[Idx++]; N; --N) { |
5768 | TargetOpts.Features.push_back(ReadString(Record, Idx)); |
5769 | } |
5770 | |
5771 | return Listener.ReadTargetOptions(TargetOpts, Complain, |
5772 | AllowCompatibleDifferences); |
5773 | } |
5774 | |
5775 | bool ASTReader::ParseDiagnosticOptions(const RecordData &Record, bool Complain, |
5776 | ASTReaderListener &Listener) { |
5777 | IntrusiveRefCntPtr<DiagnosticOptions> DiagOpts(new DiagnosticOptions); |
5778 | unsigned Idx = 0; |
5779 | #define DIAGOPT(Name, Bits, Default) DiagOpts->Name = Record[Idx++]; |
5780 | #define ENUM_DIAGOPT(Name, Type, Bits, Default) \ |
5781 | DiagOpts->set##Name(static_cast<Type>(Record[Idx++])); |
5782 | #include "clang/Basic/DiagnosticOptions.def" |
5783 | |
5784 | for (unsigned N = Record[Idx++]; N; --N) |
5785 | DiagOpts->Warnings.push_back(ReadString(Record, Idx)); |
5786 | for (unsigned N = Record[Idx++]; N; --N) |
5787 | DiagOpts->Remarks.push_back(ReadString(Record, Idx)); |
5788 | |
5789 | return Listener.ReadDiagnosticOptions(DiagOpts, Complain); |
5790 | } |
5791 | |
5792 | bool ASTReader::ParseFileSystemOptions(const RecordData &Record, bool Complain, |
5793 | ASTReaderListener &Listener) { |
5794 | FileSystemOptions FSOpts; |
5795 | unsigned Idx = 0; |
5796 | FSOpts.WorkingDir = ReadString(Record, Idx); |
5797 | return Listener.ReadFileSystemOptions(FSOpts, Complain); |
5798 | } |
5799 | |
5800 | bool ASTReader::ParseHeaderSearchOptions(const RecordData &Record, |
5801 | bool Complain, |
5802 | ASTReaderListener &Listener) { |
5803 | HeaderSearchOptions HSOpts; |
5804 | unsigned Idx = 0; |
5805 | HSOpts.Sysroot = ReadString(Record, Idx); |
5806 | |
5807 | |
5808 | for (unsigned N = Record[Idx++]; N; --N) { |
5809 | std::string Path = ReadString(Record, Idx); |
5810 | frontend::IncludeDirGroup Group |
5811 | = static_cast<frontend::IncludeDirGroup>(Record[Idx++]); |
5812 | bool IsFramework = Record[Idx++]; |
5813 | bool IgnoreSysRoot = Record[Idx++]; |
5814 | HSOpts.UserEntries.emplace_back(std::move(Path), Group, IsFramework, |
5815 | IgnoreSysRoot); |
5816 | } |
5817 | |
5818 | |
5819 | for (unsigned N = Record[Idx++]; N; --N) { |
5820 | std::string Prefix = ReadString(Record, Idx); |
5821 | bool IsSystemHeader = Record[Idx++]; |
5822 | HSOpts.SystemHeaderPrefixes.emplace_back(std::move(Prefix), IsSystemHeader); |
5823 | } |
5824 | |
5825 | HSOpts.ResourceDir = ReadString(Record, Idx); |
5826 | HSOpts.ModuleCachePath = ReadString(Record, Idx); |
5827 | HSOpts.ModuleUserBuildPath = ReadString(Record, Idx); |
5828 | HSOpts.DisableModuleHash = Record[Idx++]; |
5829 | HSOpts.ImplicitModuleMaps = Record[Idx++]; |
5830 | HSOpts.ModuleMapFileHomeIsCwd = Record[Idx++]; |
5831 | HSOpts.EnablePrebuiltImplicitModules = Record[Idx++]; |
5832 | HSOpts.UseBuiltinIncludes = Record[Idx++]; |
5833 | HSOpts.UseStandardSystemIncludes = Record[Idx++]; |
5834 | HSOpts.UseStandardCXXIncludes = Record[Idx++]; |
5835 | HSOpts.UseLibcxx = Record[Idx++]; |
5836 | std::string SpecificModuleCachePath = ReadString(Record, Idx); |
5837 | |
5838 | return Listener.ReadHeaderSearchOptions(HSOpts, SpecificModuleCachePath, |
5839 | Complain); |
5840 | } |
5841 | |
5842 | bool ASTReader::ParsePreprocessorOptions(const RecordData &Record, |
5843 | bool Complain, |
5844 | ASTReaderListener &Listener, |
5845 | std::string &SuggestedPredefines) { |
5846 | PreprocessorOptions PPOpts; |
5847 | unsigned Idx = 0; |
5848 | |
5849 | |
5850 | for (unsigned N = Record[Idx++]; N; --N) { |
5851 | std::string Macro = ReadString(Record, Idx); |
5852 | bool IsUndef = Record[Idx++]; |
5853 | PPOpts.Macros.push_back(std::make_pair(Macro, IsUndef)); |
5854 | } |
5855 | |
5856 | |
5857 | for (unsigned N = Record[Idx++]; N; --N) { |
5858 | PPOpts.Includes.push_back(ReadString(Record, Idx)); |
5859 | } |
5860 | |
5861 | |
5862 | for (unsigned N = Record[Idx++]; N; --N) { |
5863 | PPOpts.MacroIncludes.push_back(ReadString(Record, Idx)); |
5864 | } |
5865 | |
5866 | PPOpts.UsePredefines = Record[Idx++]; |
5867 | PPOpts.DetailedRecord = Record[Idx++]; |
5868 | PPOpts.ImplicitPCHInclude = ReadString(Record, Idx); |
5869 | PPOpts.ObjCXXARCStandardLibrary = |
5870 | static_cast<ObjCXXARCStandardLibraryKind>(Record[Idx++]); |
5871 | SuggestedPredefines.clear(); |
5872 | return Listener.ReadPreprocessorOptions(PPOpts, Complain, |
5873 | SuggestedPredefines); |
5874 | } |
5875 | |
5876 | std::pair<ModuleFile *, unsigned> |
5877 | ASTReader::getModulePreprocessedEntity(unsigned GlobalIndex) { |
5878 | GlobalPreprocessedEntityMapType::iterator |
5879 | I = GlobalPreprocessedEntityMap.find(GlobalIndex); |
5880 | assert(I != GlobalPreprocessedEntityMap.end() && |
5881 | "Corrupted global preprocessed entity map"); |
5882 | ModuleFile *M = I->second; |
5883 | unsigned LocalIndex = GlobalIndex - M->BasePreprocessedEntityID; |
5884 | return std::make_pair(M, LocalIndex); |
5885 | } |
5886 | |
5887 | llvm::iterator_range<PreprocessingRecord::iterator> |
5888 | ASTReader::getModulePreprocessedEntities(ModuleFile &Mod) const { |
5889 | if (PreprocessingRecord *PPRec = PP.getPreprocessingRecord()) |
5890 | return PPRec->getIteratorsForLoadedRange(Mod.BasePreprocessedEntityID, |
5891 | Mod.NumPreprocessedEntities); |
5892 | |
5893 | return llvm::make_range(PreprocessingRecord::iterator(), |
5894 | PreprocessingRecord::iterator()); |
5895 | } |
5896 | |
5897 | bool ASTReader::canRecoverFromOutOfDate(StringRef ModuleFileName, |
5898 | unsigned int ClientLoadCapabilities) { |
5899 | return ClientLoadCapabilities & ARR_OutOfDate && |
5900 | !getModuleManager().getModuleCache().isPCMFinal(ModuleFileName); |
5901 | } |
5902 | |
5903 | llvm::iterator_range<ASTReader::ModuleDeclIterator> |
5904 | ASTReader::getModuleFileLevelDecls(ModuleFile &Mod) { |
5905 | return llvm::make_range( |
5906 | ModuleDeclIterator(this, &Mod, Mod.FileSortedDecls), |
5907 | ModuleDeclIterator(this, &Mod, |
5908 | Mod.FileSortedDecls + Mod.NumFileSortedDecls)); |
5909 | } |
5910 | |
5911 | SourceRange ASTReader::ReadSkippedRange(unsigned GlobalIndex) { |
5912 | auto I = GlobalSkippedRangeMap.find(GlobalIndex); |
5913 | assert(I != GlobalSkippedRangeMap.end() && |
5914 | "Corrupted global skipped range map"); |
5915 | ModuleFile *M = I->second; |
5916 | unsigned LocalIndex = GlobalIndex - M->BasePreprocessedSkippedRangeID; |
5917 | assert(LocalIndex < M->NumPreprocessedSkippedRanges); |
5918 | PPSkippedRange RawRange = M->PreprocessedSkippedRangeOffsets[LocalIndex]; |
5919 | SourceRange Range(TranslateSourceLocation(*M, RawRange.getBegin()), |
5920 | TranslateSourceLocation(*M, RawRange.getEnd())); |
5921 | assert(Range.isValid()); |
5922 | return Range; |
5923 | } |
5924 | |
5925 | PreprocessedEntity *ASTReader::ReadPreprocessedEntity(unsigned Index) { |
5926 | PreprocessedEntityID PPID = Index+1; |
5927 | std::pair<ModuleFile *, unsigned> PPInfo = getModulePreprocessedEntity(Index); |
5928 | ModuleFile &M = *PPInfo.first; |
5929 | unsigned LocalIndex = PPInfo.second; |
5930 | const PPEntityOffset &PPOffs = M.PreprocessedEntityOffsets[LocalIndex]; |
5931 | |
5932 | if (!PP.getPreprocessingRecord()) { |
5933 | Error("no preprocessing record"); |
5934 | return nullptr; |
5935 | } |
5936 | |
5937 | SavedStreamPosition SavedPosition(M.PreprocessorDetailCursor); |
5938 | if (llvm::Error Err = M.PreprocessorDetailCursor.JumpToBit( |
5939 | M.MacroOffsetsBase + PPOffs.BitOffset)) { |
5940 | Error(std::move(Err)); |
5941 | return nullptr; |
5942 | } |
5943 | |
5944 | Expected<llvm::BitstreamEntry> MaybeEntry = |
5945 | M.PreprocessorDetailCursor.advance(BitstreamCursor::AF_DontPopBlockAtEnd); |
5946 | if (!MaybeEntry) { |
5947 | Error(MaybeEntry.takeError()); |
5948 | return nullptr; |
5949 | } |
5950 | llvm::BitstreamEntry Entry = MaybeEntry.get(); |
5951 | |
5952 | if (Entry.Kind != llvm::BitstreamEntry::Record) |
5953 | return nullptr; |
5954 | |
5955 | |
5956 | SourceRange Range(TranslateSourceLocation(M, PPOffs.getBegin()), |
5957 | TranslateSourceLocation(M, PPOffs.getEnd())); |
5958 | PreprocessingRecord &PPRec = *PP.getPreprocessingRecord(); |
5959 | StringRef Blob; |
5960 | RecordData Record; |
5961 | Expected<unsigned> MaybeRecType = |
5962 | M.PreprocessorDetailCursor.readRecord(Entry.ID, Record, &Blob); |
5963 | if (!MaybeRecType) { |
5964 | Error(MaybeRecType.takeError()); |
5965 | return nullptr; |
5966 | } |
5967 | switch ((PreprocessorDetailRecordTypes)MaybeRecType.get()) { |
5968 | case PPD_MACRO_EXPANSION: { |
5969 | bool isBuiltin = Record[0]; |
5970 | IdentifierInfo *Name = nullptr; |
5971 | MacroDefinitionRecord *Def = nullptr; |
5972 | if (isBuiltin) |
5973 | Name = getLocalIdentifier(M, Record[1]); |
5974 | else { |
5975 | PreprocessedEntityID GlobalID = |
5976 | getGlobalPreprocessedEntityID(M, Record[1]); |
5977 | Def = cast<MacroDefinitionRecord>( |
5978 | PPRec.getLoadedPreprocessedEntity(GlobalID - 1)); |
5979 | } |
5980 | |
5981 | MacroExpansion *ME; |
5982 | if (isBuiltin) |
5983 | ME = new (PPRec) MacroExpansion(Name, Range); |
5984 | else |
5985 | ME = new (PPRec) MacroExpansion(Def, Range); |
5986 | |
5987 | return ME; |
5988 | } |
5989 | |
5990 | case PPD_MACRO_DEFINITION: { |
5991 | |
5992 | |
5993 | IdentifierInfo *II = getLocalIdentifier(M, Record[0]); |
5994 | MacroDefinitionRecord *MD = new (PPRec) MacroDefinitionRecord(II, Range); |
5995 | |
5996 | if (DeserializationListener) |
5997 | DeserializationListener->MacroDefinitionRead(PPID, MD); |
5998 | |
5999 | return MD; |
6000 | } |
6001 | |
6002 | case PPD_INCLUSION_DIRECTIVE: { |
6003 | const char *FullFileNameStart = Blob.data() + Record[0]; |
6004 | StringRef FullFileName(FullFileNameStart, Blob.size() - Record[0]); |
6005 | const FileEntry *File = nullptr; |
6006 | if (!FullFileName.empty()) |
6007 | if (auto FE = PP.getFileManager().getFile(FullFileName)) |
6008 | File = *FE; |
6009 | |
6010 | |
6011 | InclusionDirective::InclusionKind Kind |
6012 | = static_cast<InclusionDirective::InclusionKind>(Record[2]); |
6013 | InclusionDirective *ID |
6014 | = new (PPRec) InclusionDirective(PPRec, Kind, |
6015 | StringRef(Blob.data(), Record[0]), |
6016 | Record[1], Record[3], |
6017 | File, |
6018 | Range); |
6019 | return ID; |
6020 | } |
6021 | } |
6022 | |
6023 | llvm_unreachable("Invalid PreprocessorDetailRecordTypes"); |
6024 | } |
6025 | |
6026 | |
6027 | |
6028 | |
6029 | |
6030 | |
6031 | |
6032 | PreprocessedEntityID ASTReader::findNextPreprocessedEntity( |
6033 | GlobalSLocOffsetMapType::const_iterator SLocMapI) const { |
6034 | ++SLocMapI; |
6035 | for (GlobalSLocOffsetMapType::const_iterator |
6036 | EndI = GlobalSLocOffsetMap.end(); SLocMapI != EndI; ++SLocMapI) { |
6037 | ModuleFile &M = *SLocMapI->second; |
6038 | if (M.NumPreprocessedEntities) |
6039 | return M.BasePreprocessedEntityID; |
6040 | } |
6041 | |
6042 | return getTotalNumPreprocessedEntities(); |
6043 | } |
6044 | |
6045 | namespace { |
6046 | |
6047 | struct PPEntityComp { |
6048 | const ASTReader &Reader; |
6049 | ModuleFile &M; |
6050 | |
6051 | PPEntityComp(const ASTReader &Reader, ModuleFile &M) : Reader(Reader), M(M) {} |
6052 | |
6053 | bool operator()(const PPEntityOffset &L, const PPEntityOffset &R) const { |
6054 | SourceLocation LHS = getLoc(L); |
6055 | SourceLocation RHS = getLoc(R); |
6056 | return Reader.getSourceManager().isBeforeInTranslationUnit(LHS, RHS); |
6057 | } |
6058 | |
6059 | bool operator()(const PPEntityOffset &L, SourceLocation RHS) const { |
6060 | SourceLocation LHS = getLoc(L); |
6061 | return Reader.getSourceManager().isBeforeInTranslationUnit(LHS, RHS); |
6062 | } |
6063 | |
6064 | bool operator()(SourceLocation LHS, const PPEntityOffset &R) const { |
6065 | SourceLocation RHS = getLoc(R); |
6066 | return Reader.getSourceManager().isBeforeInTranslationUnit(LHS, RHS); |
6067 | } |
6068 | |
6069 | SourceLocation getLoc(const PPEntityOffset &PPE) const { |
6070 | return Reader.TranslateSourceLocation(M, PPE.getBegin()); |
6071 | } |
6072 | }; |
6073 | |
6074 | } |
6075 | |
6076 | PreprocessedEntityID ASTReader::findPreprocessedEntity(SourceLocation Loc, |
6077 | bool EndsAfter) const { |
6078 | if (SourceMgr.isLocalSourceLocation(Loc)) |
6079 | return getTotalNumPreprocessedEntities(); |
6080 | |
6081 | GlobalSLocOffsetMapType::const_iterator SLocMapI = GlobalSLocOffsetMap.find( |
6082 | SourceManager::MaxLoadedOffset - Loc.getOffset() - 1); |
6083 | assert(SLocMapI != GlobalSLocOffsetMap.end() && |
6084 | "Corrupted global sloc offset map"); |
6085 | |
6086 | if (SLocMapI->second->NumPreprocessedEntities == 0) |
6087 | return findNextPreprocessedEntity(SLocMapI); |
6088 | |
6089 | ModuleFile &M = *SLocMapI->second; |
6090 | |
6091 | using pp_iterator = const PPEntityOffset *; |
6092 | |
6093 | pp_iterator pp_begin = M.PreprocessedEntityOffsets; |
6094 | pp_iterator pp_end = pp_begin + M.NumPreprocessedEntities; |
6095 | |
6096 | size_t Count = M.NumPreprocessedEntities; |
6097 | size_t Half; |
6098 | pp_iterator First = pp_begin; |
6099 | pp_iterator PPI; |
6100 | |
6101 | if (EndsAfter) { |
6102 | PPI = std::upper_bound(pp_begin, pp_end, Loc, |
6103 | PPEntityComp(*this, M)); |
6104 | } else { |
6105 | |
6106 | |
6107 | |
6108 | |
6109 | while (Count > 0) { |
6110 | Half = Count / 2; |
6111 | PPI = First; |
6112 | std::advance(PPI, Half); |
6113 | if (SourceMgr.isBeforeInTranslationUnit( |
6114 | TranslateSourceLocation(M, PPI->getEnd()), Loc)) { |
6115 | First = PPI; |
6116 | ++First; |
6117 | Count = Count - Half - 1; |
6118 | } else |
6119 | Count = Half; |
6120 | } |
6121 | } |
6122 | |
6123 | if (PPI == pp_end) |
6124 | return findNextPreprocessedEntity(SLocMapI); |
6125 | |
6126 | return M.BasePreprocessedEntityID + (PPI - pp_begin); |
6127 | } |
6128 | |
6129 | |
6130 | |
6131 | std::pair<unsigned, unsigned> |
6132 | ASTReader::findPreprocessedEntitiesInRange(SourceRange Range) { |
6133 | if (Range.isInvalid()) |
6134 | return std::make_pair(0,0); |
6135 | assert(!SourceMgr.isBeforeInTranslationUnit(Range.getEnd(),Range.getBegin())); |
6136 | |
6137 | PreprocessedEntityID BeginID = |
6138 | findPreprocessedEntity(Range.getBegin(), false); |
6139 | PreprocessedEntityID EndID = findPreprocessedEntity(Range.getEnd(), true); |
6140 | return std::make_pair(BeginID, EndID); |
6141 | } |
6142 | |
6143 | |
6144 | |
6145 | Optional<bool> ASTReader::isPreprocessedEntityInFileID(unsigned Index, |
6146 | FileID FID) { |
6147 | if (FID.isInvalid()) |
6148 | return false; |
6149 | |
6150 | std::pair<ModuleFile *, unsigned> PPInfo = getModulePreprocessedEntity(Index); |
6151 | ModuleFile &M = *PPInfo.first; |
6152 | unsigned LocalIndex = PPInfo.second; |
6153 | const PPEntityOffset &PPOffs = M.PreprocessedEntityOffsets[LocalIndex]; |
6154 | |
6155 | SourceLocation Loc = TranslateSourceLocation(M, PPOffs.getBegin()); |
6156 | if (Loc.isInvalid()) |
6157 | return false; |
6158 | |
6159 | if (SourceMgr.isInFileID(SourceMgr.getFileLoc(Loc), FID)) |
6160 | return true; |
6161 | else |
6162 | return false; |
6163 | } |
6164 | |
6165 | namespace { |
6166 | |
6167 | |
6168 | class HeaderFileInfoVisitor { |
6169 | const FileEntry *FE; |
6170 | Optional<HeaderFileInfo> HFI; |
6171 | |
6172 | public: |
6173 | explicit HeaderFileInfoVisitor(const FileEntry *FE) : FE(FE) {} |
6174 | |
6175 | bool operator()(ModuleFile &M) { |
6176 | HeaderFileInfoLookupTable *Table |
6177 | = static_cast<HeaderFileInfoLookupTable *>(M.HeaderFileInfoTable); |
6178 | if (!Table) |
6179 | return false; |
6180 | |
6181 | |
6182 | HeaderFileInfoLookupTable::iterator Pos = Table->find(FE); |
6183 | if (Pos == Table->end()) |
6184 | return false; |
6185 | |
6186 | HFI = *Pos; |
6187 | return true; |
6188 | } |
6189 | |
6190 | Optional<HeaderFileInfo> getHeaderFileInfo() const { return HFI; } |
6191 | }; |
6192 | |
6193 | } |
6194 | |
6195 | HeaderFileInfo ASTReader::GetHeaderFileInfo(const FileEntry *FE) { |
6196 | HeaderFileInfoVisitor Visitor(FE); |
6197 | ModuleMgr.visit(Visitor); |
6198 | if (Optional<HeaderFileInfo> HFI = Visitor.getHeaderFileInfo()) |
6199 | return *HFI; |
6200 | |
6201 | return HeaderFileInfo(); |
6202 | } |
6203 | |
6204 | void ASTReader::ReadPragmaDiagnosticMappings(DiagnosticsEngine &Diag) { |
6205 | using DiagState = DiagnosticsEngine::DiagState; |
6206 | SmallVector<DiagState *, 32> DiagStates; |
6207 | |
6208 | for (ModuleFile &F : ModuleMgr) { |
6209 | unsigned Idx = 0; |
6210 | auto &Record = F.PragmaDiagMappings; |
6211 | if (Record.empty()) |
6212 | continue; |
6213 | |
6214 | DiagStates.clear(); |
6215 | |
6216 | auto ReadDiagState = |
6217 | [&](const DiagState &BasedOn, SourceLocation Loc, |
6218 | bool IncludeNonPragmaStates) -> DiagnosticsEngine::DiagState * { |
6219 | unsigned BackrefID = Record[Idx++]; |
6220 | if (BackrefID != 0) |
6221 | return DiagStates[BackrefID - 1]; |
6222 | |
6223 | |
6224 | Diag.DiagStates.push_back(BasedOn); |
6225 | DiagState *NewState = &Diag.DiagStates.back(); |
6226 | DiagStates.push_back(NewState); |
6227 | unsigned Size = Record[Idx++]; |
6228 | assert(Idx + Size * 2 <= Record.size() && |
6229 | "Invalid data, not enough diag/map pairs"); |
6230 | while (Size--) { |
6231 | unsigned DiagID = Record[Idx++]; |
6232 | DiagnosticMapping NewMapping = |
6233 | DiagnosticMapping::deserialize(Record[Idx++]); |
6234 | if (!NewMapping.isPragma() && !IncludeNonPragmaStates) |
6235 | continue; |
6236 | |
6237 | DiagnosticMapping &Mapping = NewState->getOrAddMapping(DiagID); |
6238 | |
6239 | |
6240 | |
6241 | |
6242 | if (NewMapping.wasUpgradedFromWarning() && !Mapping.isErrorOrFatal()) { |
6243 | NewMapping.setSeverity(diag::Severity::Warning); |
6244 | NewMapping.setUpgradedFromWarning(false); |
6245 | } |
6246 | |
6247 | Mapping = NewMapping; |
6248 | } |
6249 | return NewState; |
6250 | }; |
6251 | |
6252 | |
6253 | DiagState *FirstState; |
6254 | if (F.Kind == MK_ImplicitModule) { |
6255 | |
6256 | |
6257 | |
6258 | FirstState = Diag.DiagStatesByLoc.FirstDiagState; |
6259 | DiagStates.push_back(FirstState); |
6260 | |
6261 | |
6262 | assert(Record[1] == 0 && |
6263 | "Invalid data, unexpected backref in initial state"); |
6264 | Idx = 3 + Record[2] * 2; |
6265 | assert(Idx < Record.size() && |
6266 | "Invalid data, not enough state change pairs in initial state"); |
6267 | } else if (F.isModule()) { |
6268 | |
6269 | |
6270 | |
6271 | unsigned Flags = Record[Idx++]; |
6272 | DiagState Initial; |
6273 | Initial.SuppressSystemWarnings = Flags & 1; Flags >>= 1; |
6274 | Initial.ErrorsAsFatal = Flags & 1; Flags >>= 1; |
6275 | Initial.WarningsAsErrors = Flags & 1; Flags >>= 1; |
6276 | Initial.EnableAllWarnings = Flags & 1; Flags >>= 1; |
6277 | Initial.IgnoreAllWarnings = Flags & 1; Flags >>= 1; |
6278 | Initial.ExtBehavior = (diag::Severity)Flags; |
6279 | FirstState = ReadDiagState(Initial, SourceLocation(), true); |
6280 | |
6281 | assert(F.OriginalSourceFileID.isValid()); |
6282 | |
6283 | |
6284 | |
6285 | |
6286 | Diag.DiagStatesByLoc.Files[F.OriginalSourceFileID] |
6287 | .StateTransitions.push_back({FirstState, 0}); |
6288 | } else { |
6289 | |
6290 | |
6291 | Idx++; |
6292 | FirstState = ReadDiagState(*Diag.DiagStatesByLoc.CurDiagState, |
6293 | SourceLocation(), false); |
6294 | } |
6295 | |
6296 | |
6297 | unsigned NumLocations = Record[Idx++]; |
6298 | while (NumLocations--) { |
6299 | assert(Idx < Record.size() && |
6300 | "Invalid data, missing pragma diagnostic states"); |
6301 | SourceLocation Loc = ReadSourceLocation(F, Record[Idx++]); |
6302 | auto IDAndOffset = SourceMgr.getDecomposedLoc(Loc); |
6303 | assert(IDAndOffset.first.isValid() && "invalid FileID for transition"); |
6304 | assert(IDAndOffset.second == 0 && "not a start location for a FileID"); |
6305 | unsigned Transitions = Record[Idx++]; |
6306 | |
6307 | |
6308 | |
6309 | |
6310 | |
6311 | auto &F = Diag.DiagStatesByLoc.Files[IDAndOffset.first]; |
6312 | F.StateTransitions.reserve(F.StateTransitions.size() + Transitions); |
6313 | for (unsigned I = 0; I != Transitions; ++I) { |
6314 | unsigned Offset = Record[Idx++]; |
6315 | auto *State = |
6316 | ReadDiagState(*FirstState, Loc.getLocWithOffset(Offset), false); |
6317 | F.StateTransitions.push_back({State, Offset}); |
6318 | } |
6319 | } |
6320 | |
6321 | |
6322 | assert(Idx < Record.size() && |
6323 | "Invalid data, missing final pragma diagnostic state"); |
6324 | SourceLocation CurStateLoc = |
6325 | ReadSourceLocation(F, F.PragmaDiagMappings[Idx++]); |
6326 | auto *CurState = ReadDiagState(*FirstState, CurStateLoc, false); |
6327 | |
6328 | if (!F.isModule()) { |
6329 | Diag.DiagStatesByLoc.CurDiagState = CurState; |
6330 | Diag.DiagStatesByLoc.CurDiagStateLoc = CurStateLoc; |
6331 | |
6332 | |
6333 | |
6334 | FileID NullFile; |
6335 | auto &T = Diag.DiagStatesByLoc.Files[NullFile].StateTransitions; |
6336 | if (T.empty()) |
6337 | T.push_back({CurState, 0}); |
6338 | else |
6339 | T[0].State = CurState; |
6340 | } |
6341 | |
6342 | |
6343 | Record.clear(); |
6344 | } |
6345 | } |
6346 | |
6347 | |
6348 | ASTReader::RecordLocation ASTReader::TypeCursorForIndex(unsigned Index) { |
6349 | GlobalTypeMapType::iterator I = GlobalTypeMap.find(Index); |
6350 | assert(I != GlobalTypeMap.end() && "Corrupted global type map"); |
6351 | ModuleFile *M = I->second; |
6352 | return RecordLocation( |
6353 | M, M->TypeOffsets[Index - M->BaseTypeIndex].getBitOffset() + |
6354 | M->DeclsBlockStartOffset); |
6355 | } |
6356 | |
6357 | static llvm::Optional<Type::TypeClass> getTypeClassForCode(TypeCode code) { |
6358 | switch (code) { |
6359 | #define TYPE_BIT_CODE(CLASS_ID, CODE_ID, CODE_VALUE) \ |
6360 | case TYPE_##CODE_ID: return Type::CLASS_ID; |
6361 | #include "clang/Serialization/TypeBitCodes.def" |
6362 | default: return llvm::None; |
6363 | } |
6364 | } |
6365 | |
6366 | |
6367 | |
6368 | |
6369 | |
6370 | |
6371 | |
6372 | QualType ASTReader::readTypeRecord(unsigned Index) { |
6373 | assert(ContextObj && "reading type with no AST context"); |
6374 | ASTContext &Context = *ContextObj; |
6375 | RecordLocation Loc = TypeCursorForIndex(Index); |
6376 | BitstreamCursor &DeclsCursor = Loc.F->DeclsCursor; |
6377 | |
6378 | |
6379 | |
6380 | SavedStreamPosition SavedPosition(DeclsCursor); |
6381 | |
6382 | ReadingKindTracker ReadingKind(Read_Type, *this); |
6383 | |
6384 | |
6385 | Deserializing AType(this); |
6386 | |
6387 | if (llvm::Error Err = DeclsCursor.JumpToBit(Loc.Offset)) { |
6388 | Error(std::move(Err)); |
6389 | return QualType(); |
6390 | } |
6391 | Expected<unsigned> RawCode = DeclsCursor.ReadCode(); |
6392 | if (!RawCode) { |
6393 | Error(RawCode.takeError()); |
6394 | return QualType(); |
6395 | } |
6396 | |
6397 | ASTRecordReader Record(*this, *Loc.F); |
6398 | Expected<unsigned> Code = Record.readRecord(DeclsCursor, RawCode.get()); |
6399 | if (!Code) { |
6400 | Error(Code.takeError()); |
6401 | return QualType(); |
6402 | } |
6403 | if (Code.get() == TYPE_EXT_QUAL) { |
6404 | QualType baseType = Record.readQualType(); |
6405 | Qualifiers quals = Record.readQualifiers(); |
6406 | return Context.getQualifiedType(baseType, quals); |
6407 | } |
6408 | |
6409 | auto maybeClass = getTypeClassForCode((TypeCode) Code.get()); |
6410 | if (!maybeClass) { |
6411 | Error("Unexpected code for type"); |
6412 | return QualType(); |
6413 | } |
6414 | |
6415 | serialization::AbstractTypeReader<ASTRecordReader> TypeReader(Record); |
6416 | return TypeReader.read(*maybeClass); |
6417 | } |
6418 | |
6419 | namespace clang { |
6420 | |
6421 | class TypeLocReader : public TypeLocVisitor<TypeLocReader> { |
6422 | ASTRecordReader &Reader; |
6423 | |
6424 | SourceLocation readSourceLocation() { |
6425 | return Reader.readSourceLocation(); |
6426 | } |
6427 | |
6428 | TypeSourceInfo *GetTypeSourceInfo() { |
6429 | return Reader.readTypeSourceInfo(); |
6430 | } |
6431 | |
6432 | NestedNameSpecifierLoc ReadNestedNameSpecifierLoc() { |
6433 | return Reader.readNestedNameSpecifierLoc(); |
6434 | } |
6435 | |
6436 | Attr *ReadAttr() { |
6437 | return Reader.readAttr(); |
6438 | } |
6439 | |
6440 | public: |
6441 | TypeLocReader(ASTRecordReader &Reader) : Reader(Reader) {} |
6442 | |
6443 | |
6444 | |
6445 | |
6446 | #define ABSTRACT_TYPELOC(CLASS, PARENT) |
6447 | #define TYPELOC(CLASS, PARENT) \ |
6448 | void Visit##CLASS##TypeLoc(CLASS##TypeLoc TyLoc); |
6449 | #include "clang/AST/TypeLocNodes.def" |
6450 | |
6451 | void VisitFunctionTypeLoc(FunctionTypeLoc); |
6452 | void VisitArrayTypeLoc(ArrayTypeLoc); |
6453 | }; |
6454 | |
6455 | } |
6456 | |
6457 | void TypeLocReader::VisitQualifiedTypeLoc(QualifiedTypeLoc TL) { |
6458 | |
6459 | } |
6460 | |
6461 | void TypeLocReader::VisitBuiltinTypeLoc(BuiltinTypeLoc TL) { |
6462 | TL.setBuiltinLoc(readSourceLocation()); |
6463 | if (TL.needsExtraLocalData()) { |
6464 | TL.setWrittenTypeSpec(static_cast<DeclSpec::TST>(Reader.readInt())); |
6465 | TL.setWrittenSignSpec(static_cast<TypeSpecifierSign>(Reader.readInt())); |
6466 | TL.setWrittenWidthSpec(static_cast<TypeSpecifierWidth>(Reader.readInt())); |
6467 | TL.setModeAttr(Reader.readInt()); |
6468 | } |
6469 | } |
6470 | |
6471 | void TypeLocReader::VisitComplexTypeLoc(ComplexTypeLoc TL) { |
6472 | TL.setNameLoc(readSourceLocation()); |
6473 | } |
6474 | |
6475 | void TypeLocReader::VisitPointerTypeLoc(PointerTypeLoc TL) { |
6476 | TL.setStarLoc(readSourceLocation()); |
6477 | } |
6478 | |
6479 | void TypeLocReader::VisitDecayedTypeLoc(DecayedTypeLoc TL) { |
6480 | |
6481 | } |
6482 | |
6483 | void TypeLocReader::VisitAdjustedTypeLoc(AdjustedTypeLoc TL) { |
6484 | |
6485 | } |
6486 | |
6487 | void TypeLocReader::VisitMacroQualifiedTypeLoc(MacroQualifiedTypeLoc TL) { |
6488 | TL.setExpansionLoc(readSourceLocation()); |
6489 | } |
6490 | |
6491 | void TypeLocReader::VisitBlockPointerTypeLoc(BlockPointerTypeLoc TL) { |
6492 | TL.setCaretLoc(readSourceLocation()); |
6493 | } |
6494 | |
6495 | void TypeLocReader::VisitLValueReferenceTypeLoc(LValueReferenceTypeLoc TL) { |
6496 | TL.setAmpLoc(readSourceLocation()); |
6497 | } |
6498 | |
6499 | void TypeLocReader::VisitRValueReferenceTypeLoc(RValueReferenceTypeLoc TL) { |
6500 | TL.setAmpAmpLoc(readSourceLocation()); |
6501 | } |
6502 | |
6503 | void TypeLocReader::VisitMemberPointerTypeLoc(MemberPointerTypeLoc TL) { |
6504 | TL.setStarLoc(readSourceLocation()); |
6505 | TL.setClassTInfo(GetTypeSourceInfo()); |
6506 | } |
6507 | |
6508 | void TypeLocReader::VisitArrayTypeLoc(ArrayTypeLoc TL) { |
6509 | TL.setLBracketLoc(readSourceLocation()); |
6510 | TL.setRBracketLoc(readSourceLocation()); |
6511 | if (Reader.readBool()) |
6512 | TL.setSizeExpr(Reader.readExpr()); |
6513 | else |
6514 | TL.setSizeExpr(nullptr); |
6515 | } |
6516 | |
6517 | void TypeLocReader::VisitConstantArrayTypeLoc(ConstantArrayTypeLoc TL) { |
6518 | VisitArrayTypeLoc(TL); |
6519 | } |
6520 | |
6521 | void TypeLocReader::VisitIncompleteArrayTypeLoc(IncompleteArrayTypeLoc TL) { |
6522 | VisitArrayTypeLoc(TL); |
6523 | } |
6524 | |
6525 | void TypeLocReader::VisitVariableArrayTypeLoc(VariableArrayTypeLoc TL) { |
6526 | VisitArrayTypeLoc(TL); |
6527 | } |
6528 | |
6529 | void TypeLocReader::VisitDependentSizedArrayTypeLoc( |
6530 | DependentSizedArrayTypeLoc TL) { |
6531 | VisitArrayTypeLoc(TL); |
6532 | } |
6533 | |
6534 | void TypeLocReader::VisitDependentAddressSpaceTypeLoc( |
6535 | DependentAddressSpaceTypeLoc TL) { |
6536 | |
6537 | TL.setAttrNameLoc(readSourceLocation()); |
6538 | TL.setAttrOperandParensRange(Reader.readSourceRange()); |
6539 | TL.setAttrExprOperand(Reader.readExpr()); |
6540 | } |
6541 | |
6542 | void TypeLocReader::VisitDependentSizedExtVectorTypeLoc( |
6543 | DependentSizedExtVectorTypeLoc TL) { |
6544 | TL.setNameLoc(readSourceLocation()); |
6545 | } |
6546 | |
6547 | void TypeLocReader::VisitVectorTypeLoc(VectorTypeLoc TL) { |
6548 | TL.setNameLoc(readSourceLocation()); |
6549 | } |
6550 | |
6551 | void TypeLocReader::VisitDependentVectorTypeLoc( |
6552 | DependentVectorTypeLoc TL) { |
6553 | TL.setNameLoc(readSourceLocation()); |
6554 | } |
6555 | |
6556 | void TypeLocReader::VisitExtVectorTypeLoc(ExtVectorTypeLoc TL) { |
6557 | TL.setNameLoc(readSourceLocation()); |
6558 | } |
6559 | |
6560 | void TypeLocReader::VisitConstantMatrixTypeLoc(ConstantMatrixTypeLoc TL) { |
6561 | TL.setAttrNameLoc(readSourceLocation()); |
6562 | TL.setAttrOperandParensRange(Reader.readSourceRange()); |
6563 | TL.setAttrRowOperand(Reader.readExpr()); |
6564 | TL.setAttrColumnOperand(Reader.readExpr()); |
6565 | } |
6566 | |
6567 | void TypeLocReader::VisitDependentSizedMatrixTypeLoc( |
6568 | DependentSizedMatrixTypeLoc TL) { |
6569 | TL.setAttrNameLoc(readSourceLocation()); |
6570 | TL.setAttrOperandParensRange(Reader.readSourceRange()); |
6571 | TL.setAttrRowOperand(Reader.readExpr()); |
6572 | TL.setAttrColumnOperand(Reader.readExpr()); |
6573 | } |
6574 | |
6575 | void TypeLocReader::VisitFunctionTypeLoc(FunctionTypeLoc TL) { |
6576 | TL.setLocalRangeBegin(readSourceLocation()); |
6577 | TL.setLParenLoc(readSourceLocation()); |
6578 | TL.setRParenLoc(readSourceLocation()); |
6579 | TL.setExceptionSpecRange(Reader.readSourceRange()); |
6580 | TL.setLocalRangeEnd(readSourceLocation()); |
6581 | for (unsigned i = 0, e = TL.getNumParams(); i != e; ++i) { |
6582 | TL.setParam(i, Reader.readDeclAs<ParmVarDecl>()); |
6583 | } |
6584 | } |
6585 | |
6586 | void TypeLocReader::VisitFunctionProtoTypeLoc(FunctionProtoTypeLoc TL) { |
6587 | VisitFunctionTypeLoc(TL); |
6588 | } |
6589 | |
6590 | void TypeLocReader::VisitFunctionNoProtoTypeLoc(FunctionNoProtoTypeLoc TL) { |
6591 | VisitFunctionTypeLoc(TL); |
6592 | } |
6593 | |
6594 | void TypeLocReader::VisitUnresolvedUsingTypeLoc(UnresolvedUsingTypeLoc TL) { |
6595 | TL.setNameLoc(readSourceLocation()); |
6596 | } |
6597 | |
6598 | void TypeLocReader::VisitTypedefTypeLoc(TypedefTypeLoc TL) { |
6599 | TL.setNameLoc(readSourceLocation()); |
6600 | } |
6601 | |
6602 | void TypeLocReader::VisitTypeOfExprTypeLoc(TypeOfExprTypeLoc TL) { |
6603 | TL.setTypeofLoc(readSourceLocation()); |
6604 | TL.setLParenLoc(readSourceLocation()); |
6605 | TL.setRParenLoc(readSourceLocation()); |
6606 | } |
6607 | |
6608 | void TypeLocReader::VisitTypeOfTypeLoc(TypeOfTypeLoc TL) { |
6609 | TL.setTypeofLoc(readSourceLocation()); |
6610 | TL.setLParenLoc(readSourceLocation()); |
6611 | TL.setRParenLoc(readSourceLocation()); |
6612 | TL.setUnderlyingTInfo(GetTypeSourceInfo()); |
6613 | } |
6614 | |
6615 | void TypeLocReader::VisitDecltypeTypeLoc(DecltypeTypeLoc TL) { |
6616 | TL.setNameLoc(readSourceLocation()); |
6617 | } |
6618 | |
6619 | void TypeLocReader::VisitUnaryTransformTypeLoc(UnaryTransformTypeLoc TL) { |
6620 | TL.setKWLoc(readSourceLocation()); |
6621 | TL.setLParenLoc(readSourceLocation()); |
6622 | TL.setRParenLoc(readSourceLocation()); |
6623 | TL.setUnderlyingTInfo(GetTypeSourceInfo()); |
6624 | } |
6625 | |
6626 | void TypeLocReader::VisitAutoTypeLoc(AutoTypeLoc TL) { |
6627 | TL.setNameLoc(readSourceLocation()); |
6628 | if (Reader.readBool()) { |
6629 | TL.setNestedNameSpecifierLoc(ReadNestedNameSpecifierLoc()); |
6630 | TL.setTemplateKWLoc(readSourceLocation()); |
6631 | TL.setConceptNameLoc(readSourceLocation()); |
6632 | TL.setFoundDecl(Reader.readDeclAs<NamedDecl>()); |
6633 | TL.setLAngleLoc(readSourceLocation()); |
6634 | TL.setRAngleLoc(readSourceLocation()); |
6635 | for (unsigned i = 0, e = TL.getNumArgs(); i != e; ++i) |
6636 | TL.setArgLocInfo(i, Reader.readTemplateArgumentLocInfo( |
6637 | TL.getTypePtr()->getArg(i).getKind())); |
6638 | } |
6639 | } |
6640 | |
6641 | void TypeLocReader::VisitDeducedTemplateSpecializationTypeLoc( |
6642 | DeducedTemplateSpecializationTypeLoc TL) { |
6643 | TL.setTemplateNameLoc(readSourceLocation()); |
6644 | } |
6645 | |
6646 | void TypeLocReader::VisitRecordTypeLoc(RecordTypeLoc TL) { |
6647 | TL.setNameLoc(readSourceLocation()); |
6648 | } |
6649 | |
6650 | void TypeLocReader::VisitEnumTypeLoc(EnumTypeLoc TL) { |
6651 | TL.setNameLoc(readSourceLocation()); |
6652 | } |
6653 | |
6654 | void TypeLocReader::VisitAttributedTypeLoc(AttributedTypeLoc TL) { |
6655 | TL.setAttr(ReadAttr()); |
6656 | } |
6657 | |
6658 | void TypeLocReader::VisitTemplateTypeParmTypeLoc(TemplateTypeParmTypeLoc TL) { |
6659 | TL.setNameLoc(readSourceLocation()); |
6660 | } |
6661 | |
6662 | void TypeLocReader::VisitSubstTemplateTypeParmTypeLoc( |
6663 | SubstTemplateTypeParmTypeLoc TL) { |
6664 | TL.setNameLoc(readSourceLocation()); |
6665 | } |
6666 | |
6667 | void TypeLocReader::VisitSubstTemplateTypeParmPackTypeLoc( |
6668 | SubstTemplateTypeParmPackTypeLoc TL) { |
6669 | TL.setNameLoc(readSourceLocation()); |
6670 | } |
6671 | |
6672 | void TypeLocReader::VisitTemplateSpecializationTypeLoc( |
6673 | TemplateSpecializationTypeLoc TL) { |
6674 | TL.setTemplateKeywordLoc(readSourceLocation()); |
6675 | TL.setTemplateNameLoc(readSourceLocation()); |
6676 | TL.setLAngleLoc(readSourceLocation()); |
6677 | TL.setRAngleLoc(readSourceLocation()); |
6678 | for (unsigned i = 0, e = TL.getNumArgs(); i != e; ++i) |
6679 | TL.setArgLocInfo( |
6680 | i, |
6681 | Reader.readTemplateArgumentLocInfo( |
6682 | TL.getTypePtr()->getArg(i).getKind())); |
6683 | } |
6684 | |
6685 | void TypeLocReader::VisitParenTypeLoc(ParenTypeLoc TL) { |
6686 | TL.setLParenLoc(readSourceLocation()); |
6687 | TL.setRParenLoc(readSourceLocation()); |
6688 | } |
6689 | |
6690 | void TypeLocReader::VisitElaboratedTypeLoc(ElaboratedTypeLoc TL) { |
6691 | TL.setElaboratedKeywordLoc(readSourceLocation()); |
6692 | TL.setQualifierLoc(ReadNestedNameSpecifierLoc()); |
6693 | } |
6694 | |
6695 | void TypeLocReader::VisitInjectedClassNameTypeLoc(InjectedClassNameTypeLoc TL) { |
6696 | TL.setNameLoc(readSourceLocation()); |
6697 | } |
6698 | |
6699 | void TypeLocReader::VisitDependentNameTypeLoc(DependentNameTypeLoc TL) { |
6700 | TL.setElaboratedKeywordLoc(readSourceLocation()); |
6701 | TL.setQualifierLoc(ReadNestedNameSpecifierLoc()); |
6702 | TL.setNameLoc(readSourceLocation()); |
6703 | } |
6704 | |
6705 | void TypeLocReader::VisitDependentTemplateSpecializationTypeLoc( |
6706 | DependentTemplateSpecializationTypeLoc TL) { |
6707 | TL.setElaboratedKeywordLoc(readSourceLocation()); |
6708 | TL.setQualifierLoc(ReadNestedNameSpecifierLoc()); |
6709 | TL.setTemplateKeywordLoc(readSourceLocation()); |
6710 | TL.setTemplateNameLoc(readSourceLocation()); |
6711 | TL.setLAngleLoc(readSourceLocation()); |
6712 | TL.setRAngleLoc(readSourceLocation()); |
6713 | for (unsigned I = 0, E = TL.getNumArgs(); I != E; ++I) |
6714 | TL.setArgLocInfo( |
6715 | I, |
6716 | Reader.readTemplateArgumentLocInfo( |
6717 | TL.getTypePtr()->getArg(I).getKind())); |
6718 | } |
6719 | |
6720 | void TypeLocReader::VisitPackExpansionTypeLoc(PackExpansionTypeLoc TL) { |
6721 | TL.setEllipsisLoc(readSourceLocation()); |
6722 | } |
6723 | |
6724 | void TypeLocReader::VisitObjCInterfaceTypeLoc(ObjCInterfaceTypeLoc TL) { |
6725 | TL.setNameLoc(readSourceLocation()); |
6726 | } |
6727 | |
6728 | void TypeLocReader::VisitObjCTypeParamTypeLoc(ObjCTypeParamTypeLoc TL) { |
6729 | if (TL.getNumProtocols()) { |
6730 | TL.setProtocolLAngleLoc(readSourceLocation()); |
6731 | TL.setProtocolRAngleLoc(readSourceLocation()); |
6732 | } |
6733 | for (unsigned i = 0, e = TL.getNumProtocols(); i != e; ++i) |
6734 | TL.setProtocolLoc(i, readSourceLocation()); |
6735 | } |
6736 | |
6737 | void TypeLocReader::VisitObjCObjectTypeLoc(ObjCObjectTypeLoc TL) { |
6738 | TL.setHasBaseTypeAsWritten(Reader.readBool()); |
6739 | TL.setTypeArgsLAngleLoc(readSourceLocation()); |
6740 | TL.setTypeArgsRAngleLoc(readSourceLocation()); |
6741 | for (unsigned i = 0, e = TL.getNumTypeArgs(); i != e; ++i) |
6742 | TL.setTypeArgTInfo(i, GetTypeSourceInfo()); |
6743 | TL.setProtocolLAngleLoc(readSourceLocation()); |
6744 | TL.setProtocolRAngleLoc(readSourceLocation()); |
6745 | for (unsigned i = 0, e = TL.getNumProtocols(); i != e; ++i) |
6746 | TL.setProtocolLoc(i, readSourceLocation()); |
6747 | } |
6748 | |
6749 | void TypeLocReader::VisitObjCObjectPointerTypeLoc(ObjCObjectPointerTypeLoc TL) { |
6750 | TL.setStarLoc(readSourceLocation()); |
6751 | } |
6752 | |
6753 | void TypeLocReader::VisitAtomicTypeLoc(AtomicTypeLoc TL) { |
6754 | TL.setKWLoc(readSourceLocation()); |
6755 | TL.setLParenLoc(readSourceLocation()); |
6756 | TL.setRParenLoc(readSourceLocation()); |
6757 | } |
6758 | |
6759 | void TypeLocReader::VisitPipeTypeLoc(PipeTypeLoc TL) { |
6760 | TL.setKWLoc(readSourceLocation()); |
6761 | } |
6762 | |
6763 | void TypeLocReader::VisitExtIntTypeLoc(clang::ExtIntTypeLoc TL) { |
6764 | TL.setNameLoc(readSourceLocation()); |
6765 | } |
6766 | void TypeLocReader::VisitDependentExtIntTypeLoc( |
6767 | clang::DependentExtIntTypeLoc TL) { |
6768 | TL.setNameLoc(readSourceLocation()); |
6769 | } |
6770 | |
6771 | |
6772 | void ASTRecordReader::readTypeLoc(TypeLoc TL) { |
6773 | TypeLocReader TLR(*this); |
6774 | for (; !TL.isNull(); TL = TL.getNextTypeLoc()) |
6775 | TLR.Visit(TL); |
6776 | } |
6777 | |
6778 | TypeSourceInfo *ASTRecordReader::readTypeSourceInfo() { |
6779 | QualType InfoTy = readType(); |
6780 | if (InfoTy.isNull()) |
6781 | return nullptr; |
6782 | |
6783 | TypeSourceInfo *TInfo = getContext().CreateTypeSourceInfo(InfoTy); |
6784 | readTypeLoc(TInfo->getTypeLoc()); |
6785 | return TInfo; |
6786 | } |
6787 | |
6788 | QualType ASTReader::GetType(TypeID ID) { |
6789 | assert(ContextObj && "reading type with no AST context"); |
6790 | ASTContext &Context = *ContextObj; |
6791 | |
6792 | unsigned FastQuals = ID & Qualifiers::FastMask; |
6793 | unsigned Index = ID >> Qualifiers::FastWidth; |
6794 | |
6795 | if (Index < NUM_PREDEF_TYPE_IDS) { |
6796 | QualType T; |
6797 | switch ((PredefinedTypeIDs)Index) { |
6798 | case PREDEF_TYPE_NULL_ID: |
6799 | return QualType(); |
6800 | case PREDEF_TYPE_VOID_ID: |
6801 | T = Context.VoidTy; |
6802 | break; |
6803 | case PREDEF_TYPE_BOOL_ID: |
6804 | T = Context.BoolTy; |
6805 | break; |
6806 | case PREDEF_TYPE_CHAR_U_ID: |
6807 | case PREDEF_TYPE_CHAR_S_ID: |
6808 | |
6809 | T = Context.CharTy; |
6810 | break; |
6811 | case PREDEF_TYPE_UCHAR_ID: |
6812 | T = Context.UnsignedCharTy; |
6813 | break; |
6814 | case PREDEF_TYPE_USHORT_ID: |
6815 | T = Context.UnsignedShortTy; |
6816 | break; |
6817 | case PREDEF_TYPE_UINT_ID: |
6818 | T = Context.UnsignedIntTy; |
6819 | break; |
6820 | case PREDEF_TYPE_ULONG_ID: |
6821 | T = Context.UnsignedLongTy; |
6822 | break; |
6823 | case PREDEF_TYPE_ULONGLONG_ID: |
6824 | T = Context.UnsignedLongLongTy; |
6825 | break; |
6826 | case PREDEF_TYPE_UINT128_ID: |
6827 | T = Context.UnsignedInt128Ty; |
6828 | break; |
6829 | case PREDEF_TYPE_SCHAR_ID: |
6830 | T = Context.SignedCharTy; |
6831 | break; |
6832 | case PREDEF_TYPE_WCHAR_ID: |
6833 | T = Context.WCharTy; |
6834 | break; |
6835 | case PREDEF_TYPE_SHORT_ID: |
6836 | T = Context.ShortTy; |
6837 | break; |
6838 | case PREDEF_TYPE_INT_ID: |
6839 | T = Context.IntTy; |
6840 | break; |
6841 | case PREDEF_TYPE_LONG_ID: |
6842 | T = Context.LongTy; |
6843 | break; |
6844 | case PREDEF_TYPE_LONGLONG_ID: |
6845 | T = Context.LongLongTy; |
6846 | break; |
6847 | case PREDEF_TYPE_INT128_ID: |
6848 | T = Context.Int128Ty; |
6849 | break; |
6850 | case PREDEF_TYPE_BFLOAT16_ID: |
6851 | T = Context.BFloat16Ty; |
6852 | break; |
6853 | case PREDEF_TYPE_HALF_ID: |
6854 | T = Context.HalfTy; |
6855 | break; |
6856 | case PREDEF_TYPE_FLOAT_ID: |
6857 | T = Context.FloatTy; |
6858 | break; |
6859 | case PREDEF_TYPE_DOUBLE_ID: |
6860 | T = Context.DoubleTy; |
6861 | break; |
6862 | case PREDEF_TYPE_LONGDOUBLE_ID: |
6863 | T = Context.LongDoubleTy; |
6864 | break; |
6865 | case PREDEF_TYPE_SHORT_ACCUM_ID: |
6866 | T = Context.ShortAccumTy; |
6867 | break; |
6868 | case PREDEF_TYPE_ACCUM_ID: |
6869 | T = Context.AccumTy; |
6870 | break; |
6871 | case PREDEF_TYPE_LONG_ACCUM_ID: |
6872 | T = Context.LongAccumTy; |
6873 | break; |
6874 | case PREDEF_TYPE_USHORT_ACCUM_ID: |
6875 | T = Context.UnsignedShortAccumTy; |
6876 | break; |
6877 | case PREDEF_TYPE_UACCUM_ID: |
6878 | T = Context.UnsignedAccumTy; |
6879 | break; |
6880 | case PREDEF_TYPE_ULONG_ACCUM_ID: |
6881 | T = Context.UnsignedLongAccumTy; |
6882 | break; |
6883 | case PREDEF_TYPE_SHORT_FRACT_ID: |
6884 | T = Context.ShortFractTy; |
6885 | break; |
6886 | case PREDEF_TYPE_FRACT_ID: |
6887 | T = Context.FractTy; |
6888 | break; |
6889 | case PREDEF_TYPE_LONG_FRACT_ID: |
6890 | T = Context.LongFractTy; |
6891 | break; |
6892 | case PREDEF_TYPE_USHORT_FRACT_ID: |
6893 | T = Context.UnsignedShortFractTy; |
6894 | break; |
6895 | case PREDEF_TYPE_UFRACT_ID: |
6896 | T = Context.UnsignedFractTy; |
6897 | break; |
6898 | case PREDEF_TYPE_ULONG_FRACT_ID: |
6899 | T = Context.UnsignedLongFractTy; |
6900 | break; |
6901 | case PREDEF_TYPE_SAT_SHORT_ACCUM_ID: |
6902 | T = Context.SatShortAccumTy; |
6903 | break; |
6904 | case PREDEF_TYPE_SAT_ACCUM_ID: |
6905 | T = Context.SatAccumTy; |
6906 | break; |
6907 | case PREDEF_TYPE_SAT_LONG_ACCUM_ID: |
6908 | T = Context.SatLongAccumTy; |
6909 | break; |
6910 | case PREDEF_TYPE_SAT_USHORT_ACCUM_ID: |
6911 | T = Context.SatUnsignedShortAccumTy; |
6912 | break; |
6913 | case PREDEF_TYPE_SAT_UACCUM_ID: |
6914 | T = Context.SatUnsignedAccumTy; |
6915 | break; |
6916 | case PREDEF_TYPE_SAT_ULONG_ACCUM_ID: |
6917 | T = Context.SatUnsignedLongAccumTy; |
6918 | break; |
6919 | case PREDEF_TYPE_SAT_SHORT_FRACT_ID: |
6920 | T = Context.SatShortFractTy; |
6921 | break; |
6922 | case PREDEF_TYPE_SAT_FRACT_ID: |
6923 | T = Context.SatFractTy; |
6924 | break; |
6925 | case PREDEF_TYPE_SAT_LONG_FRACT_ID: |
6926 | T = Context.SatLongFractTy; |
6927 | break; |
6928 | case PREDEF_TYPE_SAT_USHORT_FRACT_ID: |
6929 | T = Context.SatUnsignedShortFractTy; |
6930 | break; |
6931 | case PREDEF_TYPE_SAT_UFRACT_ID: |
6932 | T = Context.SatUnsignedFractTy; |
6933 | break; |
6934 | case PREDEF_TYPE_SAT_ULONG_FRACT_ID: |
6935 | T = Context.SatUnsignedLongFractTy; |
6936 | break; |
6937 | case PREDEF_TYPE_FLOAT16_ID: |
6938 | T = Context.Float16Ty; |
6939 | break; |
6940 | case PREDEF_TYPE_FLOAT128_ID: |
6941 | T = Context.Float128Ty; |
6942 | break; |
6943 | case PREDEF_TYPE_OVERLOAD_ID: |
6944 | T = Context.OverloadTy; |
6945 | break; |
6946 | case PREDEF_TYPE_BOUND_MEMBER: |
6947 | T = Context.BoundMemberTy; |
6948 | break; |
6949 | case PREDEF_TYPE_PSEUDO_OBJECT: |
6950 | T = Context.PseudoObjectTy; |
6951 | break; |
6952 | case PREDEF_TYPE_DEPENDENT_ID: |
6953 | T = Context.DependentTy; |
6954 | break; |
6955 | case PREDEF_TYPE_UNKNOWN_ANY: |
6956 | T = Context.UnknownAnyTy; |
6957 | break; |
6958 | case PREDEF_TYPE_NULLPTR_ID: |
6959 | T = Context.NullPtrTy; |
6960 | break; |
6961 | case PREDEF_TYPE_CHAR8_ID: |
6962 | T = Context.Char8Ty; |
6963 | break; |
6964 | case PREDEF_TYPE_CHAR16_ID: |
6965 | T = Context.Char16Ty; |
6966 | break; |
6967 | case PREDEF_TYPE_CHAR32_ID: |
6968 | T = Context.Char32Ty; |
6969 | break; |
6970 | case PREDEF_TYPE_OBJC_ID: |
6971 | T = Context.ObjCBuiltinIdTy; |
6972 | break; |
6973 | case PREDEF_TYPE_OBJC_CLASS: |
6974 | T = Context.ObjCBuiltinClassTy; |
6975 | break; |
6976 | case PREDEF_TYPE_OBJC_SEL: |
6977 | T = Context.ObjCBuiltinSelTy; |
6978 | break; |
6979 | #define IMAGE_TYPE(ImgType, Id, SingletonId, Access, Suffix) \ |
6980 | case PREDEF_TYPE_##Id##_ID: \ |
6981 | T = Context.SingletonId; \ |
6982 | break; |
6983 | #include "clang/Basic/OpenCLImageTypes.def" |
6984 | #define EXT_OPAQUE_TYPE(ExtType, Id, Ext) \ |
6985 | case PREDEF_TYPE_##Id##_ID: \ |
6986 | T = Context.Id##Ty; \ |
6987 | break; |
6988 | #include "clang/Basic/OpenCLExtensionTypes.def" |
6989 | case PREDEF_TYPE_SAMPLER_ID: |
6990 | T = Context.OCLSamplerTy; |
6991 | break; |
6992 | case PREDEF_TYPE_EVENT_ID: |
6993 | T = Context.OCLEventTy; |
6994 | break; |
6995 | case PREDEF_TYPE_CLK_EVENT_ID: |
6996 | T = Context.OCLClkEventTy; |
6997 | break; |
6998 | case PREDEF_TYPE_QUEUE_ID: |
6999 | T = Context.OCLQueueTy; |
7000 | break; |
7001 | case PREDEF_TYPE_RESERVE_ID_ID: |
7002 | T = Context.OCLReserveIDTy; |
7003 | break; |
7004 | case PREDEF_TYPE_AUTO_DEDUCT: |
7005 | T = Context.getAutoDeductType(); |
7006 | break; |
7007 | case PREDEF_TYPE_AUTO_RREF_DEDUCT: |
7008 | T = Context.getAutoRRefDeductType(); |
7009 | break; |
7010 | case PREDEF_TYPE_ARC_UNBRIDGED_CAST: |
7011 | T = Context.ARCUnbridgedCastTy; |
7012 | break; |
7013 | case PREDEF_TYPE_BUILTIN_FN: |
7014 | T = Context.BuiltinFnTy; |
7015 | break; |
7016 | case PREDEF_TYPE_INCOMPLETE_MATRIX_IDX: |
7017 | T = Context.IncompleteMatrixIdxTy; |
7018 | break; |
7019 | case PREDEF_TYPE_OMP_ARRAY_SECTION: |
7020 | T = Context.OMPArraySectionTy; |
7021 | break; |
7022 | case PREDEF_TYPE_OMP_ARRAY_SHAPING: |
7023 | T = Context.OMPArraySectionTy; |
7024 | break; |
7025 | case PREDEF_TYPE_OMP_ITERATOR: |
7026 | T = Context.OMPIteratorTy; |
7027 | break; |
7028 | #define SVE_TYPE(Name, Id, SingletonId) \ |
7029 | case PREDEF_TYPE_##Id##_ID: \ |
7030 | T = Context.SingletonId; \ |
7031 | break; |
7032 | #include "clang/Basic/AArch64SVEACLETypes.def" |
7033 | #define PPC_VECTOR_TYPE(Name, Id, Size) \ |
7034 | case PREDEF_TYPE_##Id##_ID: \ |
7035 | T = Context.Id##Ty; \ |
7036 | break; |
7037 | #include "clang/Basic/PPCTypes.def" |
7038 | #define RVV_TYPE(Name, Id, SingletonId) \ |
7039 | case PREDEF_TYPE_##Id##_ID: \ |
7040 | T = Context.SingletonId; \ |
7041 | break; |
7042 | #include "clang/Basic/RISCVVTypes.def" |
7043 | } |
7044 | |
7045 | assert(!T.isNull() && "Unknown predefined type"); |
7046 | return T.withFastQualifiers(FastQuals); |
7047 | } |
7048 | |
7049 | Index -= NUM_PREDEF_TYPE_IDS; |
7050 | assert(Index < TypesLoaded.size() && "Type index out-of-range"); |
7051 | if (TypesLoaded[Index].isNull()) { |
7052 | TypesLoaded[Index] = readTypeRecord(Index); |
7053 | if (TypesLoaded[Index].isNull()) |
7054 | return QualType(); |
7055 | |
7056 | TypesLoaded[Index]->setFromAST(); |
7057 | if (DeserializationListener) |
7058 | DeserializationListener->TypeRead(TypeIdx::fromTypeID(ID), |
7059 | TypesLoaded[Index]); |
7060 | } |
7061 | |
7062 | return TypesLoaded[Index].withFastQualifiers(FastQuals); |
7063 | } |
7064 | |
7065 | QualType ASTReader::getLocalType(ModuleFile &F, unsigned LocalID) { |
7066 | return GetType(getGlobalTypeID(F, LocalID)); |
7067 | } |
7068 | |
7069 | serialization::TypeID |
7070 | ASTReader::getGlobalTypeID(ModuleFile &F, unsigned LocalID) const { |
7071 | unsigned FastQuals = LocalID & Qualifiers::FastMask; |
7072 | unsigned LocalIndex = LocalID >> Qualifiers::FastWidth; |
7073 | |
7074 | if (LocalIndex < NUM_PREDEF_TYPE_IDS) |
7075 | return LocalID; |
7076 | |
7077 | if (!F.ModuleOffsetMap.empty()) |
7078 | ReadModuleOffsetMap(F); |
7079 | |
7080 | ContinuousRangeMap<uint32_t, int, 2>::iterator I |
7081 | = F.TypeRemap.find(LocalIndex - NUM_PREDEF_TYPE_IDS); |
7082 | assert(I != F.TypeRemap.end() && "Invalid index into type index remap"); |
7083 | |
7084 | unsigned GlobalIndex = LocalIndex + I->second; |
7085 | return (GlobalIndex << Qualifiers::FastWidth) | FastQuals; |
7086 | } |
7087 | |
7088 | TemplateArgumentLocInfo |
7089 | ASTRecordReader::readTemplateArgumentLocInfo(TemplateArgument::ArgKind Kind) { |
7090 | switch (Kind) { |
7091 | case TemplateArgument::Expression: |
7092 | return readExpr(); |
7093 | case TemplateArgument::Type: |
7094 | return readTypeSourceInfo(); |
7095 | case TemplateArgument::Template: { |
7096 | NestedNameSpecifierLoc QualifierLoc = |
7097 | readNestedNameSpecifierLoc(); |
7098 | SourceLocation TemplateNameLoc = readSourceLocation(); |
7099 | return TemplateArgumentLocInfo(getASTContext(), QualifierLoc, |
7100 | TemplateNameLoc, SourceLocation()); |
7101 | } |
7102 | case TemplateArgument::TemplateExpansion: { |
7103 | NestedNameSpecifierLoc QualifierLoc = readNestedNameSpecifierLoc(); |
7104 | SourceLocation TemplateNameLoc = readSourceLocation(); |
7105 | SourceLocation EllipsisLoc = readSourceLocation(); |
7106 | return TemplateArgumentLocInfo(getASTContext(), QualifierLoc, |
7107 | TemplateNameLoc, EllipsisLoc); |
7108 | } |
7109 | case TemplateArgument::Null: |
7110 | case TemplateArgument::Integral: |
7111 | case TemplateArgument::Declaration: |
7112 | case TemplateArgument::NullPtr: |
7113 | case TemplateArgument::Pack: |
7114 | |
7115 | return TemplateArgumentLocInfo(); |
7116 | } |
7117 | llvm_unreachable("unexpected template argument loc"); |
7118 | } |
7119 | |
7120 | TemplateArgumentLoc ASTRecordReader::readTemplateArgumentLoc() { |
7121 | TemplateArgument Arg = readTemplateArgument(); |
7122 | |
7123 | if (Arg.getKind() == TemplateArgument::Expression) { |
7124 | if (readBool()) |
7125 | return TemplateArgumentLoc(Arg, TemplateArgumentLocInfo(Arg.getAsExpr())); |
7126 | } |
7127 | return TemplateArgumentLoc(Arg, readTemplateArgumentLocInfo(Arg.getKind())); |
7128 | } |
7129 | |
7130 | const ASTTemplateArgumentListInfo * |
7131 | ASTRecordReader::readASTTemplateArgumentListInfo() { |
7132 | SourceLocation LAngleLoc = readSourceLocation(); |
7133 | SourceLocation RAngleLoc = readSourceLocation(); |
7134 | unsigned NumArgsAsWritten = readInt(); |
7135 | TemplateArgumentListInfo TemplArgsInfo(LAngleLoc, RAngleLoc); |
7136 | for (unsigned i = 0; i != NumArgsAsWritten; ++i) |
7137 | TemplArgsInfo.addArgument(readTemplateArgumentLoc()); |
7138 | return ASTTemplateArgumentListInfo::Create(getContext(), TemplArgsInfo); |
7139 | } |
7140 | |
7141 | Decl *ASTReader::GetExternalDecl(uint32_t ID) { |
7142 | return GetDecl(ID); |
7143 | } |
7144 | |
7145 | void ASTReader::CompleteRedeclChain(const Decl *D) { |
7146 | if (NumCurrentElementsDeserializing) { |
7147 | |
7148 | |
7149 | |
7150 | |
7151 | PendingIncompleteDeclChains.push_back(const_cast<Decl*>(D)); |
7152 | return; |
7153 | } |
7154 | |
7155 | if (!D->getDeclContext()) { |
7156 | assert(isa<TranslationUnitDecl>(D) && "Not a TU?"); |
7157 | return; |
7158 | } |
7159 | |
7160 | const DeclContext *DC = D->getDeclContext()->getRedeclContext(); |
7161 | |
7162 | |
7163 | |
7164 | |
7165 | |
7166 | |
7167 | if (isa<TranslationUnitDecl>(DC) || isa<NamespaceDecl>(DC) || |
7168 | isa<CXXRecordDecl>(DC) || isa<EnumDecl>(DC)) { |
7169 | if (DeclarationName Name = cast<NamedDecl>(D)->getDeclName()) { |
7170 | if (!getContext().getLangOpts().CPlusPlus && |
7171 | isa<TranslationUnitDecl>(DC)) { |
7172 | |
7173 | |
7174 | |
7175 | auto *II = Name.getAsIdentifierInfo(); |
7176 | assert(II && "non-identifier name in C?"); |
7177 | if (II->isOutOfDate()) |
7178 | updateOutOfDateIdentifier(*II); |
7179 | } else |
7180 | DC->lookup(Name); |
7181 | } else if (needsAnonymousDeclarationNumber(cast<NamedDecl>(D))) { |
7182 | |
7183 | for (auto *DCDecl : cast<Decl>(D->getLexicalDeclContext())->redecls()) { |
7184 | auto *DC = cast<DeclContext>(DCDecl); |
7185 | SmallVector<Decl*, 8> Decls; |
7186 | FindExternalLexicalDecls( |
7187 | DC, [&](Decl::Kind K) { return K == D->getKind(); }, Decls); |
7188 | } |
7189 | } |
7190 | } |
7191 | |
7192 | if (auto *CTSD = dyn_cast<ClassTemplateSpecializationDecl>(D)) |
7193 | CTSD->getSpecializedTemplate()->LoadLazySpecializations(); |
7194 | if (auto *VTSD = dyn_cast<VarTemplateSpecializationDecl>(D)) |
7195 | VTSD->getSpecializedTemplate()->LoadLazySpecializations(); |
7196 | if (auto *FD = dyn_cast<FunctionDecl>(D)) { |
7197 | if (auto *Template = FD->getPrimaryTemplate()) |
7198 | Template->LoadLazySpecializations(); |
7199 | } |
7200 | } |
7201 | |
7202 | CXXCtorInitializer ** |
7203 | ASTReader::GetExternalCXXCtorInitializers(uint64_t Offset) { |
7204 | RecordLocation Loc = getLocalBitOffset(Offset); |
7205 | BitstreamCursor &Cursor = Loc.F->DeclsCursor; |
7206 | SavedStreamPosition SavedPosition(Cursor); |
7207 | if (llvm::Error Err = Cursor.JumpToBit(Loc.Offset)) { |
7208 | Error(std::move(Err)); |
7209 | return nullptr; |
7210 | } |
7211 | ReadingKindTracker ReadingKind(Read_Decl, *this); |
7212 | |
7213 | Expected<unsigned> MaybeCode = Cursor.ReadCode(); |
7214 | if (!MaybeCode) { |
7215 | Error(MaybeCode.takeError()); |
7216 | return nullptr; |
7217 | } |
7218 | unsigned Code = MaybeCode.get(); |
7219 | |
7220 | ASTRecordReader Record(*this, *Loc.F); |
7221 | Expected<unsigned> MaybeRecCode = Record.readRecord(Cursor, Code); |
7222 | if (!MaybeRecCode) { |
7223 | Error(MaybeRecCode.takeError()); |
7224 | return nullptr; |
7225 | } |
7226 | if (MaybeRecCode.get() != DECL_CXX_CTOR_INITIALIZERS) { |
7227 | Error("malformed AST file: missing C++ ctor initializers"); |
7228 | return nullptr; |
7229 | } |
7230 | |
7231 | return Record.readCXXCtorInitializers(); |
7232 | } |
7233 | |
7234 | CXXBaseSpecifier *ASTReader::GetExternalCXXBaseSpecifiers(uint64_t Offset) { |
7235 | assert(ContextObj && "reading base specifiers with no AST context"); |
7236 | ASTContext &Context = *ContextObj; |
7237 | |
7238 | RecordLocation Loc = getLocalBitOffset(Offset); |
7239 | BitstreamCursor &Cursor = Loc.F->DeclsCursor; |
7240 | SavedStreamPosition SavedPosition(Cursor); |
7241 | if (llvm::Error Err = Cursor.JumpToBit(Loc.Offset)) { |
7242 | Error(std::move(Err)); |
7243 | return nullptr; |
7244 | } |
7245 | ReadingKindTracker ReadingKind(Read_Decl, *this); |
7246 | |
7247 | Expected<unsigned> MaybeCode = Cursor.ReadCode(); |
7248 | if (!MaybeCode) { |
7249 | Error(MaybeCode.takeError()); |
7250 | return nullptr; |
7251 | } |
7252 | unsigned Code = MaybeCode.get(); |
7253 | |
7254 | ASTRecordReader Record(*this, *Loc.F); |
7255 | Expected<unsigned> MaybeRecCode = Record.readRecord(Cursor, Code); |
7256 | if (!MaybeRecCode) { |
7257 | Error(MaybeCode.takeError()); |
7258 | return nullptr; |
7259 | } |
7260 | unsigned RecCode = MaybeRecCode.get(); |
7261 | |
7262 | if (RecCode != DECL_CXX_BASE_SPECIFIERS) { |
7263 | Error("malformed AST file: missing C++ base specifiers"); |
7264 | return nullptr; |
7265 | } |
7266 | |
7267 | unsigned NumBases = Record.readInt(); |
7268 | void *Mem = Context.Allocate(sizeof(CXXBaseSpecifier) * NumBases); |
7269 | CXXBaseSpecifier *Bases = new (Mem) CXXBaseSpecifier [NumBases]; |
7270 | for (unsigned I = 0; I != NumBases; ++I) |
7271 | Bases[I] = Record.readCXXBaseSpecifier(); |
7272 | return Bases; |
7273 | } |
7274 | |
7275 | serialization::DeclID |
7276 | ASTReader::getGlobalDeclID(ModuleFile &F, LocalDeclID LocalID) const { |
7277 | if (LocalID < NUM_PREDEF_DECL_IDS) |
7278 | return LocalID; |
7279 | |
7280 | if (!F.ModuleOffsetMap.empty()) |
7281 | ReadModuleOffsetMap(F); |
7282 | |
7283 | ContinuousRangeMap<uint32_t, int, 2>::iterator I |
7284 | = F.DeclRemap.find(LocalID - NUM_PREDEF_DECL_IDS); |
7285 | assert(I != F.DeclRemap.end() && "Invalid index into decl index remap"); |
7286 | |
7287 | return LocalID + I->second; |
7288 | } |
7289 | |
7290 | bool ASTReader::isDeclIDFromModule(serialization::GlobalDeclID ID, |
7291 | ModuleFile &M) const { |
7292 | |
7293 | if (ID < NUM_PREDEF_DECL_IDS) |
7294 | return false; |
7295 | |
7296 | return ID - NUM_PREDEF_DECL_IDS >= M.BaseDeclID && |
7297 | ID - NUM_PREDEF_DECL_IDS < M.BaseDeclID + M.LocalNumDecls; |
7298 | } |
7299 | |
7300 | ModuleFile *ASTReader::getOwningModuleFile(const Decl *D) { |
7301 | if (!D->isFromASTFile()) |
7302 | return nullptr; |
7303 | GlobalDeclMapType::const_iterator I = GlobalDeclMap.find(D->getGlobalID()); |
7304 | assert(I != GlobalDeclMap.end() && "Corrupted global declaration map"); |
7305 | return I->second; |
7306 | } |
7307 | |
7308 | SourceLocation ASTReader::getSourceLocationForDeclID(GlobalDeclID ID) { |
7309 | if (ID < NUM_PREDEF_DECL_IDS) |
7310 | return SourceLocation(); |
7311 | |
7312 | unsigned Index = ID - NUM_PREDEF_DECL_IDS; |
7313 | |
7314 | if (Index > DeclsLoaded.size()) { |
7315 | Error("declaration ID out-of-range for AST file"); |
7316 | return SourceLocation(); |
7317 | } |
7318 | |
7319 | if (Decl *D = DeclsLoaded[Index]) |
7320 | return D->getLocation(); |
7321 | |
7322 | SourceLocation Loc; |
7323 | DeclCursorForID(ID, Loc); |
7324 | return Loc; |
7325 | } |
7326 | |
7327 | static Decl *getPredefinedDecl(ASTContext &Context, PredefinedDeclIDs ID) { |
7328 | switch (ID) { |
7329 | case PREDEF_DECL_NULL_ID: |
7330 | return nullptr; |
7331 | |
7332 | case PREDEF_DECL_TRANSLATION_UNIT_ID: |
7333 | return Context.getTranslationUnitDecl(); |
7334 | |
7335 | case PREDEF_DECL_OBJC_ID_ID: |
7336 | return Context.getObjCIdDecl(); |
7337 | |
7338 | case PREDEF_DECL_OBJC_SEL_ID: |
7339 | return Context.getObjCSelDecl(); |
7340 | |
7341 | case PREDEF_DECL_OBJC_CLASS_ID: |
7342 | return Context.getObjCClassDecl(); |
7343 | |
7344 | case PREDEF_DECL_OBJC_PROTOCOL_ID: |
7345 | return Context.getObjCProtocolDecl(); |
7346 | |
7347 | case PREDEF_DECL_INT_128_ID: |
7348 | return Context.getInt128Decl(); |
7349 | |
7350 | case PREDEF_DECL_UNSIGNED_INT_128_ID: |
7351 | return Context.getUInt128Decl(); |
7352 | |
7353 | case PREDEF_DECL_OBJC_INSTANCETYPE_ID: |
7354 | return Context.getObjCInstanceTypeDecl(); |
7355 | |
7356 | case PREDEF_DECL_BUILTIN_VA_LIST_ID: |
7357 | return Context.getBuiltinVaListDecl(); |
7358 | |
7359 | case PREDEF_DECL_VA_LIST_TAG: |
7360 | return Context.getVaListTagDecl(); |
7361 | |
7362 | case PREDEF_DECL_BUILTIN_MS_VA_LIST_ID: |
7363 | return Context.getBuiltinMSVaListDecl(); |
7364 | |
7365 | case PREDEF_DECL_BUILTIN_MS_GUID_ID: |
7366 | return Context.getMSGuidTagDecl(); |
7367 | |
7368 | case PREDEF_DECL_EXTERN_C_CONTEXT_ID: |
7369 | return Context.getExternCContextDecl(); |
7370 | |
7371 | case PREDEF_DECL_MAKE_INTEGER_SEQ_ID: |
7372 | return Context.getMakeIntegerSeqDecl(); |
7373 | |
7374 | case PREDEF_DECL_CF_CONSTANT_STRING_ID: |
7375 | return Context.getCFConstantStringDecl(); |
7376 | |
7377 | case PREDEF_DECL_CF_CONSTANT_STRING_TAG_ID: |
7378 | return Context.getCFConstantStringTagDecl(); |
7379 | |
7380 | case PREDEF_DECL_TYPE_PACK_ELEMENT_ID: |
7381 | return Context.getTypePackElementDecl(); |
7382 | } |
7383 | llvm_unreachable("PredefinedDeclIDs unknown enum value"); |
7384 | } |
7385 | |
7386 | Decl *ASTReader::GetExistingDecl(DeclID ID) { |
7387 | assert(ContextObj && "reading decl with no AST context"); |
7388 | if (ID < NUM_PREDEF_DECL_IDS) { |
7389 | Decl *D = getPredefinedDecl(*ContextObj, (PredefinedDeclIDs)ID); |
7390 | if (D) { |
7391 | |
7392 | |
7393 | auto &Merged = KeyDecls[D->getCanonicalDecl()]; |
7394 | if (Merged.empty()) |
7395 | Merged.push_back(ID); |
7396 | } |
7397 | return D; |
7398 | } |
7399 | |
7400 | unsigned Index = ID - NUM_PREDEF_DECL_IDS; |
7401 | |
7402 | if (Index >= DeclsLoaded.size()) { |
7403 | assert(0 && "declaration ID out-of-range for AST file"); |
7404 | Error("declaration ID out-of-range for AST file"); |
7405 | return nullptr; |
7406 | } |
7407 | |
7408 | return DeclsLoaded[Index]; |
7409 | } |
7410 | |
7411 | Decl *ASTReader::GetDecl(DeclID ID) { |
7412 | if (ID < NUM_PREDEF_DECL_IDS) |
7413 | return GetExistingDecl(ID); |
7414 | |
7415 | unsigned Index = ID - NUM_PREDEF_DECL_IDS; |
7416 | |
7417 | if (Index >= DeclsLoaded.size()) { |
7418 | assert(0 && "declaration ID out-of-range for AST file"); |
7419 | Error("declaration ID out-of-range for AST file"); |
7420 | return nullptr; |
7421 | } |
7422 | |
7423 | if (!DeclsLoaded[Index]) { |
7424 | ReadDeclRecord(ID); |
7425 | if (DeserializationListener) |
7426 | DeserializationListener->DeclRead(ID, DeclsLoaded[Index]); |
7427 | } |
7428 | |
7429 | return DeclsLoaded[Index]; |
7430 | } |
7431 | |
7432 | DeclID ASTReader::mapGlobalIDToModuleFileGlobalID(ModuleFile &M, |
7433 | DeclID GlobalID) { |
7434 | if (GlobalID < NUM_PREDEF_DECL_IDS) |
7435 | return GlobalID; |
7436 | |
7437 | GlobalDeclMapType::const_iterator I = GlobalDeclMap.find(GlobalID); |
7438 | assert(I != GlobalDeclMap.end() && "Corrupted global declaration map"); |
7439 | ModuleFile *Owner = I->second; |
7440 | |
7441 | llvm::DenseMap<ModuleFile *, serialization::DeclID>::iterator Pos |
7442 | = M.GlobalToLocalDeclIDs.find(Owner); |
7443 | if (Pos == M.GlobalToLocalDeclIDs.end()) |
7444 | return 0; |
7445 | |
7446 | return GlobalID - Owner->BaseDeclID + Pos->second; |
7447 | } |
7448 | |
7449 | serialization::DeclID ASTReader::ReadDeclID(ModuleFile &F, |
7450 | const RecordData &Record, |
7451 | unsigned &Idx) { |
7452 | if (Idx >= Record.size()) { |
7453 | Error("Corrupted AST file"); |
7454 | return 0; |
7455 | } |
7456 | |
7457 | return getGlobalDeclID(F, Record[Idx++]); |
7458 | } |
7459 | |
7460 | |
7461 | |
7462 | |
7463 | |
7464 | |
7465 | Stmt *ASTReader::GetExternalDeclStmt(uint64_t Offset) { |
7466 | |
7467 | ClearSwitchCaseIDs(); |
7468 | |
7469 | |
7470 | RecordLocation Loc = getLocalBitOffset(Offset); |
7471 | if (llvm::Error Err = Loc.F->DeclsCursor.JumpToBit(Loc.Offset)) { |
7472 | Error(std::move(Err)); |
7473 | return nullptr; |
7474 | } |
7475 | assert(NumCurrentElementsDeserializing == 0 && |
7476 | "should not be called while already deserializing"); |
7477 | Deserializing D(this); |
7478 | return ReadStmtFromStream(*Loc.F); |
7479 | } |
7480 | |
7481 | void ASTReader::FindExternalLexicalDecls( |
7482 | const DeclContext *DC, llvm::function_ref<bool(Decl::Kind)> IsKindWeWant, |
7483 | SmallVectorImpl<Decl *> &Decls) { |
7484 | bool PredefsVisited[NUM_PREDEF_DECL_IDS] = {}; |
7485 | |
7486 | auto Visit = [&] (ModuleFile *M, LexicalContents LexicalDecls) { |
7487 | assert(LexicalDecls.size() % 2 == 0 && "expected an even number of entries"); |
7488 | for (int I = 0, N = LexicalDecls.size(); I != N; I += 2) { |
7489 | auto K = (Decl::Kind)+LexicalDecls[I]; |
7490 | if (!IsKindWeWant(K)) |
7491 | continue; |
7492 | |
7493 | auto ID = (serialization::DeclID)+LexicalDecls[I + 1]; |
7494 | |
7495 | |
7496 | |
7497 | if (ID < NUM_PREDEF_DECL_IDS) { |
7498 | if (PredefsVisited[ID]) |
7499 | continue; |
7500 | |
7501 | PredefsVisited[ID] = true; |
7502 | } |
7503 | |
7504 | if (Decl *D = GetLocalDecl(*M, ID)) { |
7505 | assert(D->getKind() == K && "wrong kind for lexical decl"); |
7506 | if (!DC->isDeclInLexicalTraversal(D)) |
7507 | Decls.push_back(D); |
7508 | } |
7509 | } |
7510 | }; |
7511 | |
7512 | if (isa<TranslationUnitDecl>(DC)) { |
7513 | for (auto Lexical : TULexicalDecls) |
7514 | Visit(Lexical.first, Lexical.second); |
7515 | } else { |
7516 | auto I = LexicalDecls.find(DC); |
7517 | if (I != LexicalDecls.end()) |
7518 | Visit(I->second.first, I->second.second); |
7519 | } |
7520 | |
7521 | ++NumLexicalDeclContextsRead; |
7522 | } |
7523 | |
7524 | namespace { |
7525 | |
7526 | class DeclIDComp { |
7527 | ASTReader &Reader; |
7528 | ModuleFile &Mod; |
7529 | |
7530 | public: |
7531 | DeclIDComp(ASTReader &Reader, ModuleFile &M) : Reader(Reader), Mod(M) {} |
7532 | |
7533 | bool operator()(LocalDeclID L, LocalDeclID R) const { |
7534 | SourceLocation LHS = getLocation(L); |
7535 | SourceLocation RHS = getLocation(R); |
7536 | return Reader.getSourceManager().isBeforeInTranslationUnit(LHS, RHS); |
7537 | } |
7538 | |
7539 | bool operator()(SourceLocation LHS, LocalDeclID R) const { |
7540 | SourceLocation RHS = getLocation(R); |
7541 | return Reader.getSourceManager().isBeforeInTranslationUnit(LHS, RHS); |
7542 | } |
7543 | |
7544 | bool operator()(LocalDeclID L, SourceLocation RHS) const { |
7545 | SourceLocation LHS = getLocation(L); |
7546 | return Reader.getSourceManager().isBeforeInTranslationUnit(LHS, RHS); |
7547 | } |
7548 | |
7549 | SourceLocation getLocation(LocalDeclID ID) const { |
7550 | return Reader.getSourceManager().getFileLoc( |
7551 | Reader.getSourceLocationForDeclID(Reader.getGlobalDeclID(Mod, ID))); |
7552 | } |
7553 | }; |
7554 | |
7555 | } |
7556 | |
7557 | void ASTReader::FindFileRegionDecls(FileID File, |
7558 | unsigned Offset, unsigned Length, |
7559 | SmallVectorImpl<Decl *> &Decls) { |
7560 | SourceManager &SM = getSourceManager(); |
7561 | |
7562 | llvm::DenseMap<FileID, FileDeclsInfo>::iterator I = FileDeclIDs.find(File); |
7563 | if (I == FileDeclIDs.end()) |
7564 | return; |
7565 | |
7566 | FileDeclsInfo &DInfo = I->second; |
7567 | if (DInfo.Decls.empty()) |
7568 | return; |
7569 | |
7570 | SourceLocation |
7571 | BeginLoc = SM.getLocForStartOfFile(File).getLocWithOffset(Offset); |
7572 | SourceLocation EndLoc = BeginLoc.getLocWithOffset(Length); |
7573 | |
7574 | DeclIDComp DIDComp(*this, *DInfo.Mod); |
7575 | ArrayRef<serialization::LocalDeclID>::iterator BeginIt = |
7576 | llvm::lower_bound(DInfo.Decls, BeginLoc, DIDComp); |
7577 | if (BeginIt != DInfo.Decls.begin()) |
7578 | --BeginIt; |
7579 | |
7580 | |
7581 | |
7582 | |
7583 | while (BeginIt != DInfo.Decls.begin() && |
7584 | GetDecl(getGlobalDeclID(*DInfo.Mod, *BeginIt)) |
7585 | ->isTopLevelDeclInObjCContainer()) |
7586 | --BeginIt; |
7587 | |
7588 | ArrayRef<serialization::LocalDeclID>::iterator EndIt = |
7589 | llvm::upper_bound(DInfo.Decls, EndLoc, DIDComp); |
7590 | if (EndIt != DInfo.Decls.end()) |
7591 | ++EndIt; |
7592 | |
7593 | for (ArrayRef<serialization::LocalDeclID>::iterator |
7594 | DIt = BeginIt; DIt != EndIt; ++DIt) |
7595 | Decls.push_back(GetDecl(getGlobalDeclID(*DInfo.Mod, *DIt))); |
7596 | } |
7597 | |
7598 | bool |
7599 | ASTReader::FindExternalVisibleDeclsByName(const DeclContext *DC, |
7600 | DeclarationName Name) { |
7601 | assert(DC->hasExternalVisibleStorage() && DC == DC->getPrimaryContext() && |
7602 | "DeclContext has no visible decls in storage"); |
7603 | if (!Name) |
7604 | return false; |
7605 | |
7606 | auto It = Lookups.find(DC); |
7607 | if (It == Lookups.end()) |
7608 | return false; |
7609 | |
7610 | Deserializing LookupResults(this); |
7611 | |
7612 | |
7613 | SmallVector<NamedDecl *, 64> Decls; |
7614 | llvm::SmallPtrSet<NamedDecl *, 8> Found; |
7615 | for (DeclID ID : It->second.Table.find(Name)) { |
7616 | NamedDecl *ND = cast<NamedDecl>(GetDecl(ID)); |
7617 | if (ND->getDeclName() == Name && Found.insert(ND).second) |
7618 | Decls.push_back(ND); |
7619 | } |
7620 | |
7621 | ++NumVisibleDeclContextsRead; |
7622 | SetExternalVisibleDeclsForName(DC, Name, Decls); |
7623 | return !Decls.empty(); |
7624 | } |
7625 | |
7626 | void ASTReader::completeVisibleDeclsMap(const DeclContext *DC) { |
7627 | if (!DC->hasExternalVisibleStorage()) |
7628 | return; |
7629 | |
7630 | auto It = Lookups.find(DC); |
7631 | assert(It != Lookups.end() && |
7632 | "have external visible storage but no lookup tables"); |
7633 | |
7634 | DeclsMap Decls; |
7635 | |
7636 | for (DeclID ID : It->second.Table.findAll()) { |
7637 | NamedDecl *ND = cast<NamedDecl>(GetDecl(ID)); |
7638 | Decls[ND->getDeclName()].push_back(ND); |
7639 | } |
7640 | |
7641 | ++NumVisibleDeclContextsRead; |
7642 | |
7643 | for (DeclsMap::iterator I = Decls.begin(), E = Decls.end(); I != E; ++I) { |
7644 | SetExternalVisibleDeclsForName(DC, I->first, I->second); |
7645 | } |
7646 | const_cast<DeclContext *>(DC)->setHasExternalVisibleStorage(false); |
7647 | } |
7648 | |
7649 | const serialization::reader::DeclContextLookupTable * |
7650 | ASTReader::getLoadedLookupTables(DeclContext *Primary) const { |
7651 | auto I = Lookups.find(Primary); |
7652 | return I == Lookups.end() ? nullptr : &I->second; |
7653 | } |
7654 | |
7655 | |
7656 | |
7657 | |
7658 | |
7659 | static void PassObjCImplDeclToConsumer(ObjCImplDecl *ImplD, |
7660 | ASTConsumer *Consumer) { |
7661 | assert(ImplD && Consumer); |
7662 | |
7663 | for (auto *I : ImplD->methods()) |
7664 | Consumer->HandleInterestingDecl(DeclGroupRef(I)); |
7665 | |
7666 | Consumer->HandleInterestingDecl(DeclGroupRef(ImplD)); |
7667 | } |
7668 | |
7669 | void ASTReader::PassInterestingDeclToConsumer(Decl *D) { |
7670 | if (ObjCImplDecl *ImplD = dyn_cast<ObjCImplDecl>(D)) |
7671 | PassObjCImplDeclToConsumer(ImplD, Consumer); |
7672 | else |
7673 | Consumer->HandleInterestingDecl(DeclGroupRef(D)); |
7674 | } |
7675 | |
7676 | void ASTReader::StartTranslationUnit(ASTConsumer *Consumer) { |
7677 | this->Consumer = Consumer; |
7678 | |
7679 | if (Consumer) |
7680 | PassInterestingDeclsToConsumer(); |
7681 | |
7682 | if (DeserializationListener) |
7683 | DeserializationListener->ReaderInitialized(this); |
7684 | } |
7685 | |
7686 | void ASTReader::PrintStats() { |
7687 | std::fprintf(stderr, "*** AST File Statistics:\n"); |
7688 | |
7689 | unsigned NumTypesLoaded |
7690 | = TypesLoaded.size() - std::count(TypesLoaded.begin(), TypesLoaded.end(), |
7691 | QualType()); |
7692 | unsigned NumDeclsLoaded |
7693 | = DeclsLoaded.size() - std::count(DeclsLoaded.begin(), DeclsLoaded.end(), |
7694 | (Decl *)nullptr); |
7695 | unsigned NumIdentifiersLoaded |
7696 | = IdentifiersLoaded.size() - std::count(IdentifiersLoaded.begin(), |
7697 | IdentifiersLoaded.end(), |
7698 | (IdentifierInfo *)nullptr); |
7699 | unsigned NumMacrosLoaded |
7700 | = MacrosLoaded.size() - std::count(MacrosLoaded.begin(), |
7701 | MacrosLoaded.end(), |
7702 | (MacroInfo *)nullptr); |
7703 | unsigned NumSelectorsLoaded |
7704 | = SelectorsLoaded.size() - std::count(SelectorsLoaded.begin(), |
7705 | SelectorsLoaded.end(), |
7706 | Selector()); |
7707 | |
7708 | if (unsigned TotalNumSLocEntries = getTotalNumSLocs()) |
7709 | std::fprintf(stderr, " %u/%u source location entries read (%f%%)\n", |
7710 | NumSLocEntriesRead, TotalNumSLocEntries, |
7711 | ((float)NumSLocEntriesRead/TotalNumSLocEntries * 100)); |
7712 | if (!TypesLoaded.empty()) |
7713 | std::fprintf(stderr, " %u/%u types read (%f%%)\n", |
7714 | NumTypesLoaded, (unsigned)TypesLoaded.size(), |
7715 | ((float)NumTypesLoaded/TypesLoaded.size() * 100)); |
7716 | if (!DeclsLoaded.empty()) |
7717 | std::fprintf(stderr, " %u/%u declarations read (%f%%)\n", |
7718 | NumDeclsLoaded, (unsigned)DeclsLoaded.size(), |
7719 | ((float)NumDeclsLoaded/DeclsLoaded.size() * 100)); |
7720 | if (!IdentifiersLoaded.empty()) |
7721 | std::fprintf(stderr, " %u/%u identifiers read (%f%%)\n", |
7722 | NumIdentifiersLoaded, (unsigned)IdentifiersLoaded.size(), |
7723 | ((float)NumIdentifiersLoaded/IdentifiersLoaded.size() * 100)); |
7724 | if (!MacrosLoaded.empty()) |
7725 | std::fprintf(stderr, " %u/%u macros read (%f%%)\n", |
7726 | NumMacrosLoaded, (unsigned)MacrosLoaded.size(), |
7727 | ((float)NumMacrosLoaded/MacrosLoaded.size() * 100)); |
7728 | if (!SelectorsLoaded.empty()) |
7729 | std::fprintf(stderr, " %u/%u selectors read (%f%%)\n", |
7730 | NumSelectorsLoaded, (unsigned)SelectorsLoaded.size(), |
7731 | ((float)NumSelectorsLoaded/SelectorsLoaded.size() * 100)); |
7732 | if (TotalNumStatements) |
7733 | std::fprintf(stderr, " %u/%u statements read (%f%%)\n", |
7734 | NumStatementsRead, TotalNumStatements, |
7735 | ((float)NumStatementsRead/TotalNumStatements * 100)); |
7736 | if (TotalNumMacros) |
7737 | std::fprintf(stderr, " %u/%u macros read (%f%%)\n", |
7738 | NumMacrosRead, TotalNumMacros, |
7739 | ((float)NumMacrosRead/TotalNumMacros * 100)); |
7740 | if (TotalLexicalDeclContexts) |
7741 | std::fprintf(stderr, " %u/%u lexical declcontexts read (%f%%)\n", |
7742 | NumLexicalDeclContextsRead, TotalLexicalDeclContexts, |
7743 | ((float)NumLexicalDeclContextsRead/TotalLexicalDeclContexts |
7744 | * 100)); |
7745 | if (TotalVisibleDeclContexts) |
7746 | std::fprintf(stderr, " %u/%u visible declcontexts read (%f%%)\n", |
7747 | NumVisibleDeclContextsRead, TotalVisibleDeclContexts, |
7748 | ((float)NumVisibleDeclContextsRead/TotalVisibleDeclContexts |
7749 | * 100)); |
7750 | if (TotalNumMethodPoolEntries) |
7751 | std::fprintf(stderr, " %u/%u method pool entries read (%f%%)\n", |
7752 | NumMethodPoolEntriesRead, TotalNumMethodPoolEntries, |
7753 | ((float)NumMethodPoolEntriesRead/TotalNumMethodPoolEntries |
7754 | * 100)); |
7755 | if (NumMethodPoolLookups) |
7756 | std::fprintf(stderr, " %u/%u method pool lookups succeeded (%f%%)\n", |
7757 | NumMethodPoolHits, NumMethodPoolLookups, |
7758 | ((float)NumMethodPoolHits/NumMethodPoolLookups * 100.0)); |
7759 | if (NumMethodPoolTableLookups) |
7760 | std::fprintf(stderr, " %u/%u method pool table lookups succeeded (%f%%)\n", |
7761 | NumMethodPoolTableHits, NumMethodPoolTableLookups, |
7762 | ((float)NumMethodPoolTableHits/NumMethodPoolTableLookups |
7763 | * 100.0)); |
7764 | if (NumIdentifierLookupHits) |
7765 | std::fprintf(stderr, |
7766 | " %u / %u identifier table lookups succeeded (%f%%)\n", |
7767 | NumIdentifierLookupHits, NumIdentifierLookups, |
7768 | (double)NumIdentifierLookupHits*100.0/NumIdentifierLookups); |
7769 | |
7770 | if (GlobalIndex) { |
7771 | std::fprintf(stderr, "\n"); |
7772 | GlobalIndex->printStats(); |
7773 | } |
7774 | |
7775 | std::fprintf(stderr, "\n"); |
7776 | dump(); |
7777 | std::fprintf(stderr, "\n"); |
7778 | } |
7779 | |
7780 | template<typename Key, typename ModuleFile, unsigned InitialCapacity> |
7781 | LLVM_DUMP_METHOD static void |
7782 | dumpModuleIDMap(StringRef Name, |
7783 | const ContinuousRangeMap<Key, ModuleFile *, |
7784 | InitialCapacity> &Map) { |
7785 | if (Map.begin() == Map.end()) |
7786 | return; |
7787 | |
7788 | using MapType = ContinuousRangeMap<Key, ModuleFile *, InitialCapacity>; |
7789 | |
7790 | llvm::errs() << Name << ":\n"; |
7791 | for (typename MapType::const_iterator I = Map.begin(), IEnd = Map.end(); |
7792 | I != IEnd; ++I) { |
7793 | llvm::errs() << " " << I->first << " -> " << I->second->FileName |
7794 | << "\n"; |
7795 | } |
7796 | } |
7797 | |
7798 | LLVM_DUMP_METHOD void ASTReader::dump() { |
7799 | llvm::errs() << "*** PCH/ModuleFile Remappings:\n"; |
7800 | dumpModuleIDMap("Global bit offset map", GlobalBitOffsetsMap); |
7801 | dumpModuleIDMap("Global source location entry map", GlobalSLocEntryMap); |
7802 | dumpModuleIDMap("Global type map", GlobalTypeMap); |
7803 | dumpModuleIDMap("Global declaration map", GlobalDeclMap); |
7804 | dumpModuleIDMap("Global identifier map", GlobalIdentifierMap); |
7805 | dumpModuleIDMap("Global macro map", GlobalMacroMap); |
7806 | dumpModuleIDMap("Global submodule map", GlobalSubmoduleMap); |
7807 | dumpModuleIDMap("Global selector map", GlobalSelectorMap); |
7808 | dumpModuleIDMap("Global preprocessed entity map", |
7809 | GlobalPreprocessedEntityMap); |
7810 | |
7811 | llvm::errs() << "\n*** PCH/Modules Loaded:"; |
7812 | for (ModuleFile &M : ModuleMgr) |
7813 | M.dump(); |
7814 | } |
7815 | |
7816 | |
7817 | |
7818 | void ASTReader::getMemoryBufferSizes(MemoryBufferSizes &sizes) const { |
7819 | for (ModuleFile &I : ModuleMgr) { |
7820 | if (llvm::MemoryBuffer *buf = I.Buffer) { |
7821 | size_t bytes = buf->getBufferSize(); |
7822 | switch (buf->getBufferKind()) { |
7823 | case llvm::MemoryBuffer::MemoryBuffer_Malloc: |
7824 | sizes.malloc_bytes += bytes; |
7825 | break; |
7826 | case llvm::MemoryBuffer::MemoryBuffer_MMap: |
7827 | sizes.mmap_bytes += bytes; |
7828 | break; |
7829 | } |
7830 | } |
7831 | } |
7832 | } |
7833 | |
7834 | void ASTReader::InitializeSema(Sema &S) { |
7835 | SemaObj = &S; |
7836 | S.addExternalSource(this); |
7837 | |
7838 | |
7839 | |
7840 | for (uint64_t ID : PreloadedDeclIDs) { |
7841 | NamedDecl *D = cast<NamedDecl>(GetDecl(ID)); |
7842 | pushExternalDeclIntoScope(D, D->getDeclName()); |
7843 | } |
7844 | PreloadedDeclIDs.clear(); |
7845 | |
7846 | |
7847 | if (!FPPragmaOptions.empty()) { |
7848 | assert(FPPragmaOptions.size() == 1 && "Wrong number of FP_PRAGMA_OPTIONS"); |
7849 | FPOptionsOverride NewOverrides = |
7850 | FPOptionsOverride::getFromOpaqueInt(FPPragmaOptions[0]); |
7851 | SemaObj->CurFPFeatures = |
7852 | NewOverrides.applyOverrides(SemaObj->getLangOpts()); |
7853 | } |
7854 | |
7855 | SemaObj->OpenCLFeatures = OpenCLExtensions; |
7856 | |
7857 | UpdateSema(); |
7858 | } |
7859 | |
7860 | void ASTReader::UpdateSema() { |
7861 | assert(SemaObj && "no Sema to update"); |
7862 | |
7863 | |
7864 | |
7865 | if (!SemaDeclRefs.empty()) { |
7866 | assert(SemaDeclRefs.size() % 3 == 0); |
7867 | for (unsigned I = 0; I != SemaDeclRefs.size(); I += 3) { |
7868 | if (!SemaObj->StdNamespace) |
7869 | SemaObj->StdNamespace = SemaDeclRefs[I]; |
7870 | if (!SemaObj->StdBadAlloc) |
7871 | SemaObj->StdBadAlloc = SemaDeclRefs[I+1]; |
7872 | if (!SemaObj->StdAlignValT) |
7873 | SemaObj->StdAlignValT = SemaDeclRefs[I+2]; |
7874 | } |
7875 | SemaDeclRefs.clear(); |
7876 | } |
7877 | |
7878 | |
7879 | |
7880 | if(OptimizeOffPragmaLocation.isValid()) |
7881 | SemaObj->ActOnPragmaOptimize( false, OptimizeOffPragmaLocation); |
7882 | if (PragmaMSStructState != -1) |
7883 | SemaObj->ActOnPragmaMSStruct((PragmaMSStructKind)PragmaMSStructState); |
7884 | if (PointersToMembersPragmaLocation.isValid()) { |
7885 | SemaObj->ActOnPragmaMSPointersToMembers( |
7886 | (LangOptions::PragmaMSPointersToMembersKind) |
7887 | PragmaMSPointersToMembersState, |
7888 | PointersToMembersPragmaLocation); |
7889 | } |
7890 | SemaObj->ForceCUDAHostDeviceDepth = ForceCUDAHostDeviceDepth; |
7891 | |
7892 | if (PragmaAlignPackCurrentValue) { |
7893 | |
7894 | |
7895 | |
7896 | bool DropFirst = false; |
7897 | if (!PragmaAlignPackStack.empty() && |
7898 | PragmaAlignPackStack.front().Location.isInvalid()) { |
7899 | assert(PragmaAlignPackStack.front().Value == |
7900 | SemaObj->AlignPackStack.DefaultValue && |
7901 | "Expected a default alignment value"); |
7902 | SemaObj->AlignPackStack.Stack.emplace_back( |
7903 | PragmaAlignPackStack.front().SlotLabel, |
7904 | SemaObj->AlignPackStack.CurrentValue, |
7905 | SemaObj->AlignPackStack.CurrentPragmaLocation, |
7906 | PragmaAlignPackStack.front().PushLocation); |
7907 | DropFirst = true; |
7908 | } |
7909 | for (const auto &Entry : llvm::makeArrayRef(PragmaAlignPackStack) |
7910 | .drop_front(DropFirst ? 1 : 0)) { |
7911 | SemaObj->AlignPackStack.Stack.emplace_back( |
7912 | Entry.SlotLabel, Entry.Value, Entry.Location, Entry.PushLocation); |
7913 | } |
7914 | if (PragmaAlignPackCurrentLocation.isInvalid()) { |
7915 | assert(*PragmaAlignPackCurrentValue == |
7916 | SemaObj->AlignPackStack.DefaultValue && |
7917 | "Expected a default align and pack value"); |
7918 | |
7919 | } else { |
7920 | SemaObj->AlignPackStack.CurrentValue = *PragmaAlignPackCurrentValue; |
7921 | SemaObj->AlignPackStack.CurrentPragmaLocation = |
7922 | PragmaAlignPackCurrentLocation; |
7923 | } |
7924 | } |
7925 | if (FpPragmaCurrentValue) { |
7926 | |
7927 | |
7928 | |
7929 | bool DropFirst = false; |
7930 | if (!FpPragmaStack.empty() && FpPragmaStack.front().Location.isInvalid()) { |
7931 | assert(FpPragmaStack.front().Value == |
7932 | SemaObj->FpPragmaStack.DefaultValue && |
7933 | "Expected a default pragma float_control value"); |
7934 | SemaObj->FpPragmaStack.Stack.emplace_back( |
7935 | FpPragmaStack.front().SlotLabel, SemaObj->FpPragmaStack.CurrentValue, |
7936 | SemaObj->FpPragmaStack.CurrentPragmaLocation, |
7937 | FpPragmaStack.front().PushLocation); |
7938 | DropFirst = true; |
7939 | } |
7940 | for (const auto &Entry : |
7941 | llvm::makeArrayRef(FpPragmaStack).drop_front(DropFirst ? 1 : 0)) |
7942 | SemaObj->FpPragmaStack.Stack.emplace_back( |
7943 | Entry.SlotLabel, Entry.Value, Entry.Location, Entry.PushLocation); |
7944 | if (FpPragmaCurrentLocation.isInvalid()) { |
7945 | assert(*FpPragmaCurrentValue == SemaObj->FpPragmaStack.DefaultValue && |
7946 | "Expected a default pragma float_control value"); |
7947 | |
7948 | } else { |
7949 | SemaObj->FpPragmaStack.CurrentValue = *FpPragmaCurrentValue; |
7950 | SemaObj->FpPragmaStack.CurrentPragmaLocation = FpPragmaCurrentLocation; |
7951 | } |
7952 | } |
7953 | |
7954 | |
7955 | for (auto &Import : ImportedModules) { |
7956 | if (Import.ImportLoc.isInvalid()) |
7957 | continue; |
7958 | if (Module *Imported = getSubmodule(Import.ID)) { |
7959 | SemaObj->makeModuleVisible(Imported, Import.ImportLoc); |
7960 | } |
7961 | } |
7962 | } |
7963 | |
7964 | IdentifierInfo *ASTReader::get(StringRef Name) { |
7965 | |
7966 | Deserializing AnIdentifier(this); |
7967 | |
7968 | IdentifierLookupVisitor Visitor(Name, 0, |
7969 | NumIdentifierLookups, |
7970 | NumIdentifierLookupHits); |
7971 | |
7972 | |
7973 | |
7974 | |
7975 | |
7976 | if (PP.getLangOpts().CPlusPlus) { |
7977 | for (auto F : ModuleMgr.pch_modules()) |
7978 | if (Visitor(*F)) |
7979 | break; |
7980 | } else { |
7981 | |
7982 | |
7983 | GlobalModuleIndex::HitSet Hits; |
7984 | GlobalModuleIndex::HitSet *HitsPtr = nullptr; |
7985 | if (!loadGlobalIndex()) { |
7986 | if (GlobalIndex->lookupIdentifier(Name, Hits)) { |
7987 | HitsPtr = &Hits; |
7988 | } |
7989 | } |
7990 | |
7991 | ModuleMgr.visit(Visitor, HitsPtr); |
7992 | } |
7993 | |
7994 | IdentifierInfo *II = Visitor.getIdentifierInfo(); |
7995 | markIdentifierUpToDate(II); |
7996 | return II; |
7997 | } |
7998 | |
7999 | namespace clang { |
8000 | |
8001 | |
8002 | |
8003 | class ASTIdentifierIterator : public IdentifierIterator { |
8004 | |
8005 | const ASTReader &Reader; |
8006 | |
8007 | |
8008 | |
8009 | unsigned Index; |
8010 | |
8011 | |
8012 | |
8013 | ASTIdentifierLookupTable::key_iterator Current; |
8014 | |
8015 | |
8016 | |
8017 | ASTIdentifierLookupTable::key_iterator End; |
8018 | |
8019 | |
8020 | bool SkipModules; |
8021 | |
8022 | public: |
8023 | explicit ASTIdentifierIterator(const ASTReader &Reader, |
8024 | bool SkipModules = false); |
8025 | |
8026 | StringRef Next() override; |
8027 | }; |
8028 | |
8029 | } |
8030 | |
8031 | ASTIdentifierIterator::ASTIdentifierIterator(const ASTReader &Reader, |
8032 | bool SkipModules) |
8033 | : Reader(Reader), Index(Reader.ModuleMgr.size()), SkipModules(SkipModules) { |
8034 | } |
8035 | |
8036 | StringRef ASTIdentifierIterator::Next() { |
8037 | while (Current == End) { |
8038 | |
8039 | if (Index == 0) |
8040 | return StringRef(); |
8041 | |
8042 | --Index; |
8043 | ModuleFile &F = Reader.ModuleMgr[Index]; |
8044 | if (SkipModules && F.isModule()) |
8045 | continue; |
8046 | |
8047 | ASTIdentifierLookupTable *IdTable = |
8048 | (ASTIdentifierLookupTable *)F.IdentifierLookupTable; |
8049 | Current = IdTable->key_begin(); |
8050 | End = IdTable->key_end(); |
8051 | } |
8052 | |
8053 | |
8054 | |
8055 | StringRef Result = *Current; |
8056 | ++Current; |
8057 | return Result; |
8058 | } |
8059 | |
8060 | namespace { |
8061 | |
8062 | |
8063 | class ChainedIdentifierIterator : public IdentifierIterator { |
8064 | std::unique_ptr<IdentifierIterator> Current; |
8065 | std::unique_ptr<IdentifierIterator> Queued; |
8066 | |
8067 | public: |
8068 | ChainedIdentifierIterator(std::unique_ptr<IdentifierIterator> First, |
8069 | std::unique_ptr<IdentifierIterator> Second) |
8070 | : Current(std::move(First)), Queued(std::move(Second)) {} |
8071 | |
8072 | StringRef Next() override { |
8073 | if (!Current) |
8074 | return StringRef(); |
8075 | |
8076 | StringRef result = Current->Next(); |
8077 | if (!result.empty()) |
8078 | return result; |
8079 | |
8080 | |
8081 | Current.reset(); |
8082 | std::swap(Current, Queued); |
8083 | return Next(); |
8084 | } |
8085 | }; |
8086 | |
8087 | } |
8088 | |
8089 | IdentifierIterator *ASTReader::getIdentifiers() { |
8090 | if (!loadGlobalIndex()) { |
8091 | std::unique_ptr<IdentifierIterator> ReaderIter( |
8092 | new ASTIdentifierIterator(*this, true)); |
8093 | std::unique_ptr<IdentifierIterator> ModulesIter( |
8094 | GlobalIndex->createIdentifierIterator()); |
8095 | return new ChainedIdentifierIterator(std::move(ReaderIter), |
8096 | std::move(ModulesIter)); |
8097 | } |
8098 | |
8099 | return new ASTIdentifierIterator(*this); |
8100 | } |
8101 | |
8102 | namespace clang { |
8103 | namespace serialization { |
8104 | |
8105 | class ReadMethodPoolVisitor { |
8106 | ASTReader &Reader; |
8107 | Selector Sel; |
8108 | unsigned PriorGeneration; |
8109 | unsigned InstanceBits = 0; |
8110 | unsigned FactoryBits = 0; |
8111 | bool InstanceHasMoreThanOneDecl = false; |
8112 | bool FactoryHasMoreThanOneDecl = false; |
8113 | SmallVector<ObjCMethodDecl *, 4> InstanceMethods; |
8114 | SmallVector<ObjCMethodDecl *, 4> FactoryMethods; |
8115 | |
8116 | public: |
8117 | ReadMethodPoolVisitor(ASTReader &Reader, Selector Sel, |
8118 | unsigned PriorGeneration) |
8119 | : Reader(Reader), Sel(Sel), PriorGeneration(PriorGeneration) {} |
8120 | |
8121 | bool operator()(ModuleFile &M) { |
8122 | if (!M.SelectorLookupTable) |
8123 | return false; |
8124 | |
8125 | |
8126 | if (M.Generation <= PriorGeneration) |
8127 | return true; |
8128 | |
8129 | ++Reader.NumMethodPoolTableLookups; |
8130 | ASTSelectorLookupTable *PoolTable |
8131 | = (ASTSelectorLookupTable*)M.SelectorLookupTable; |
8132 | ASTSelectorLookupTable::iterator Pos = PoolTable->find(Sel); |
8133 | if (Pos == PoolTable->end()) |
8134 | return false; |
8135 | |
8136 | ++Reader.NumMethodPoolTableHits; |
8137 | ++Reader.NumSelectorsRead; |
8138 | |
8139 | |
8140 | |
8141 | ++Reader.NumMethodPoolEntriesRead; |
8142 | ASTSelectorLookupTrait::data_type Data = *Pos; |
8143 | if (Reader.DeserializationListener) |
8144 | Reader.DeserializationListener->SelectorRead(Data.ID, Sel); |
8145 | |
8146 | InstanceMethods.append(Data.Instance.begin(), Data.Instance.end()); |
8147 | FactoryMethods.append(Data.Factory.begin(), Data.Factory.end()); |
8148 | InstanceBits = Data.InstanceBits; |
8149 | FactoryBits = Data.FactoryBits; |
8150 | InstanceHasMoreThanOneDecl = Data.InstanceHasMoreThanOneDecl; |
8151 | FactoryHasMoreThanOneDecl = Data.FactoryHasMoreThanOneDecl; |
8152 | return true; |
8153 | } |
8154 | |
8155 | |
8156 | ArrayRef<ObjCMethodDecl *> getInstanceMethods() const { |
8157 | return InstanceMethods; |
8158 | } |
8159 | |
8160 | |
8161 | ArrayRef<ObjCMethodDecl *> getFactoryMethods() const { |
8162 | return FactoryMethods; |
8163 | } |
8164 | |
8165 | unsigned getInstanceBits() const { return InstanceBits; } |
8166 | unsigned getFactoryBits() const { return FactoryBits; } |
8167 | |
8168 | bool instanceHasMoreThanOneDecl() const { |
8169 | return InstanceHasMoreThanOneDecl; |
8170 | } |
8171 | |
8172 | bool factoryHasMoreThanOneDecl() const { return FactoryHasMoreThanOneDecl; } |
8173 | }; |
8174 | |
8175 | } |
8176 | } |
8177 | |
8178 | |
8179 | static void addMethodsToPool(Sema &S, ArrayRef<ObjCMethodDecl *> Methods, |
8180 | ObjCMethodList &List) { |
8181 | for (unsigned I = 0, N = Methods.size(); I != N; ++I) { |
8182 | S.addMethodToGlobalList(&List, Methods[I]); |
8183 | } |
8184 | } |
8185 | |
8186 | void ASTReader::ReadMethodPool(Selector Sel) { |
8187 | |
8188 | unsigned &Generation = SelectorGeneration[Sel]; |
8189 | unsigned PriorGeneration = Generation; |
8190 | Generation = getGeneration(); |
8191 | SelectorOutOfDate[Sel] = false; |
8192 | |
8193 | |
8194 | ++NumMethodPoolLookups; |
8195 | ReadMethodPoolVisitor Visitor(*this, Sel, PriorGeneration); |
8196 | ModuleMgr.visit(Visitor); |
8197 | |
8198 | if (Visitor.getInstanceMethods().empty() && |
8199 | Visitor.getFactoryMethods().empty()) |
8200 | return; |
8201 | |
8202 | ++NumMethodPoolHits; |
8203 | |
8204 | if (!getSema()) |
8205 | return; |
8206 | |
8207 | Sema &S = *getSema(); |
8208 | Sema::GlobalMethodPool::iterator Pos |
8209 | = S.MethodPool.insert(std::make_pair(Sel, Sema::GlobalMethods())).first; |
8210 | |
8211 | Pos->second.first.setBits(Visitor.getInstanceBits()); |
8212 | Pos->second.first.setHasMoreThanOneDecl(Visitor.instanceHasMoreThanOneDecl()); |
8213 | Pos->second.second.setBits(Visitor.getFactoryBits()); |
8214 | Pos->second.second.setHasMoreThanOneDecl(Visitor.factoryHasMoreThanOneDecl()); |
8215 | |
8216 | |
8217 | |
8218 | |
8219 | addMethodsToPool(S, Visitor.getInstanceMethods(), Pos->second.first); |
8220 | addMethodsToPool(S, Visitor.getFactoryMethods(), Pos->second.second); |
8221 | } |
8222 | |
8223 | void ASTReader::updateOutOfDateSelector(Selector Sel) { |
8224 | if (SelectorOutOfDate[Sel]) |
8225 | ReadMethodPool(Sel); |
8226 | } |
8227 | |
8228 | void ASTReader::ReadKnownNamespaces( |
8229 | SmallVectorImpl<NamespaceDecl *> &Namespaces) { |
8230 | Namespaces.clear(); |
8231 | |
8232 | for (unsigned I = 0, N = KnownNamespaces.size(); I != N; ++I) { |
8233 | if (NamespaceDecl *Namespace |
8234 | = dyn_cast_or_null<NamespaceDecl>(GetDecl(KnownNamespaces[I]))) |
8235 | Namespaces.push_back(Namespace); |
8236 | } |
8237 | } |
8238 | |
8239 | void ASTReader::ReadUndefinedButUsed( |
8240 | llvm::MapVector<NamedDecl *, SourceLocation> &Undefined) { |
8241 | for (unsigned Idx = 0, N = UndefinedButUsed.size(); Idx != N;) { |
8242 | NamedDecl *D = cast<NamedDecl>(GetDecl(UndefinedButUsed[Idx++])); |
8243 | SourceLocation Loc = |
8244 | SourceLocation::getFromRawEncoding(UndefinedButUsed[Idx++]); |
8245 | Undefined.insert(std::make_pair(D, Loc)); |
8246 | } |
8247 | } |
8248 | |
8249 | void ASTReader::ReadMismatchingDeleteExpressions(llvm::MapVector< |
8250 | FieldDecl *, llvm::SmallVector<std::pair<SourceLocation, bool>, 4>> & |
8251 | Exprs) { |
8252 | for (unsigned Idx = 0, N = DelayedDeleteExprs.size(); Idx != N;) { |
8253 | FieldDecl *FD = cast<FieldDecl>(GetDecl(DelayedDeleteExprs[Idx++])); |
8254 | uint64_t Count = DelayedDeleteExprs[Idx++]; |
8255 | for (uint64_t C = 0; C < Count; ++C) { |
8256 | SourceLocation DeleteLoc = |
8257 | SourceLocation::getFromRawEncoding(DelayedDeleteExprs[Idx++]); |
8258 | const bool IsArrayForm = DelayedDeleteExprs[Idx++]; |
8259 | Exprs[FD].push_back(std::make_pair(DeleteLoc, IsArrayForm)); |
8260 | } |
8261 | } |
8262 | } |
8263 | |
8264 | void ASTReader::ReadTentativeDefinitions( |
8265 | SmallVectorImpl<VarDecl *> &TentativeDefs) { |
8266 | for (unsigned I = 0, N = TentativeDefinitions.size(); I != N; ++I) { |
8267 | VarDecl *Var = dyn_cast_or_null<VarDecl>(GetDecl(TentativeDefinitions[I])); |
8268 | if (Var) |
8269 | TentativeDefs.push_back(Var); |
8270 | } |
8271 | TentativeDefinitions.clear(); |
8272 | } |
8273 | |
8274 | void ASTReader::ReadUnusedFileScopedDecls( |
8275 | SmallVectorImpl<const DeclaratorDecl *> &Decls) { |
8276 | for (unsigned I = 0, N = UnusedFileScopedDecls.size(); I != N; ++I) { |
8277 | DeclaratorDecl *D |
8278 | = dyn_cast_or_null<DeclaratorDecl>(GetDecl(UnusedFileScopedDecls[I])); |
8279 | if (D) |
8280 | Decls.push_back(D); |
8281 | } |
8282 | UnusedFileScopedDecls.clear(); |
8283 | } |
8284 | |
8285 | void ASTReader::ReadDelegatingConstructors( |
8286 | SmallVectorImpl<CXXConstructorDecl *> &Decls) { |
8287 | for (unsigned I = 0, N = DelegatingCtorDecls.size(); I != N; ++I) { |
8288 | CXXConstructorDecl *D |
8289 | = dyn_cast_or_null<CXXConstructorDecl>(GetDecl(DelegatingCtorDecls[I])); |
8290 | if (D) |
8291 | Decls.push_back(D); |
8292 | } |
8293 | DelegatingCtorDecls.clear(); |
8294 | } |
8295 | |
8296 | void ASTReader::ReadExtVectorDecls(SmallVectorImpl<TypedefNameDecl *> &Decls) { |
8297 | for (unsigned I = 0, N = ExtVectorDecls.size(); I != N; ++I) { |
8298 | TypedefNameDecl *D |
8299 | = dyn_cast_or_null<TypedefNameDecl>(GetDecl(ExtVectorDecls[I])); |
8300 | if (D) |
8301 | Decls.push_back(D); |
8302 | } |
8303 | ExtVectorDecls.clear(); |
8304 | } |
8305 | |
8306 | void ASTReader::ReadUnusedLocalTypedefNameCandidates( |
8307 | llvm::SmallSetVector<const TypedefNameDecl *, 4> &Decls) { |
8308 | for (unsigned I = 0, N = UnusedLocalTypedefNameCandidates.size(); I != N; |
8309 | ++I) { |
8310 | TypedefNameDecl *D = dyn_cast_or_null<TypedefNameDecl>( |
8311 | GetDecl(UnusedLocalTypedefNameCandidates[I])); |
8312 | if (D) |
8313 | Decls.insert(D); |
8314 | } |
8315 | UnusedLocalTypedefNameCandidates.clear(); |
8316 | } |
8317 | |
8318 | void ASTReader::ReadDeclsToCheckForDeferredDiags( |
8319 | llvm::SmallSetVector<Decl *, 4> &Decls) { |
8320 | for (auto I : DeclsToCheckForDeferredDiags) { |
8321 | auto *D = dyn_cast_or_null<Decl>(GetDecl(I)); |
8322 | if (D) |
8323 | Decls.insert(D); |
8324 | } |
8325 | DeclsToCheckForDeferredDiags.clear(); |
8326 | } |
8327 | |
8328 | void ASTReader::ReadReferencedSelectors( |
8329 | SmallVectorImpl<std::pair<Selector, SourceLocation>> &Sels) { |
8330 | if (ReferencedSelectorsData.empty()) |
8331 | return; |
8332 | |
8333 | |
8334 | |
8335 | unsigned int DataSize = ReferencedSelectorsData.size()-1; |
8336 | unsigned I = 0; |
8337 | while (I < DataSize) { |
8338 | Selector Sel = DecodeSelector(ReferencedSelectorsData[I++]); |
8339 | SourceLocation SelLoc |
8340 | = SourceLocation::getFromRawEncoding(ReferencedSelectorsData[I++]); |
8341 | Sels.push_back(std::make_pair(Sel, SelLoc)); |
8342 | } |
8343 | ReferencedSelectorsData.clear(); |
8344 | } |
8345 | |
8346 | void ASTReader::ReadWeakUndeclaredIdentifiers( |
8347 | SmallVectorImpl<std::pair<IdentifierInfo *, WeakInfo>> &WeakIDs) { |
8348 | if (WeakUndeclaredIdentifiers.empty()) |
8349 | return; |
8350 | |
8351 | for (unsigned I = 0, N = WeakUndeclaredIdentifiers.size(); I < N; ) { |
8352 | IdentifierInfo *WeakId |
8353 | = DecodeIdentifierInfo(WeakUndeclaredIdentifiers[I++]); |
8354 | IdentifierInfo *AliasId |
8355 | = DecodeIdentifierInfo(WeakUndeclaredIdentifiers[I++]); |
8356 | SourceLocation Loc |
8357 | = SourceLocation::getFromRawEncoding(WeakUndeclaredIdentifiers[I++]); |
8358 | bool Used = WeakUndeclaredIdentifiers[I++]; |
8359 | WeakInfo WI(AliasId, Loc); |
8360 | WI.setUsed(Used); |
8361 | WeakIDs.push_back(std::make_pair(WeakId, WI)); |
8362 | } |
8363 | WeakUndeclaredIdentifiers.clear(); |
8364 | } |
8365 | |
8366 | void ASTReader::ReadUsedVTables(SmallVectorImpl<ExternalVTableUse> &VTables) { |
8367 | for (unsigned Idx = 0, N = VTableUses.size(); Idx < N; ) { |
8368 | ExternalVTableUse VT; |
8369 | VT.Record = dyn_cast_or_null<CXXRecordDecl>(GetDecl(VTableUses[Idx++])); |
8370 | VT.Location = SourceLocation::getFromRawEncoding(VTableUses[Idx++]); |
8371 | VT.DefinitionRequired = VTableUses[Idx++]; |
8372 | VTables.push_back(VT); |
8373 | } |
8374 | |
8375 | VTableUses.clear(); |
8376 | } |
8377 | |
8378 | void ASTReader::ReadPendingInstantiations( |
8379 | SmallVectorImpl<std::pair<ValueDecl *, SourceLocation>> &Pending) { |
8380 | for (unsigned Idx = 0, N = PendingInstantiations.size(); Idx < N;) { |
8381 | ValueDecl *D = cast<ValueDecl>(GetDecl(PendingInstantiations[Idx++])); |
8382 | SourceLocation Loc |
8383 | = SourceLocation::getFromRawEncoding(PendingInstantiations[Idx++]); |
8384 | |
8385 | Pending.push_back(std::make_pair(D, Loc)); |
8386 | } |
8387 | PendingInstantiations.clear(); |
8388 | } |
8389 | |
8390 | void ASTReader::ReadLateParsedTemplates( |
8391 | llvm::MapVector<const FunctionDecl *, std::unique_ptr<LateParsedTemplate>> |
8392 | &LPTMap) { |
8393 | for (auto &LPT : LateParsedTemplates) { |
8394 | ModuleFile *FMod = LPT.first; |
8395 | RecordDataImpl &LateParsed = LPT.second; |
8396 | for (unsigned Idx = 0, N = LateParsed.size(); Idx < N; |
8397 | ) { |
8398 | FunctionDecl *FD = |
8399 | cast<FunctionDecl>(GetLocalDecl(*FMod, LateParsed[Idx++])); |
8400 | |
8401 | auto LT = std::make_unique<LateParsedTemplate>(); |
8402 | LT->D = GetLocalDecl(*FMod, LateParsed[Idx++]); |
8403 | |
8404 | ModuleFile *F = getOwningModuleFile(LT->D); |
8405 | assert(F && "No module"); |
8406 | |
8407 | unsigned TokN = LateParsed[Idx++]; |
8408 | LT->Toks.reserve(TokN); |
8409 | for (unsigned T = 0; T < TokN; ++T) |
8410 | LT->Toks.push_back(ReadToken(*F, LateParsed, Idx)); |
8411 | |
8412 | LPTMap.insert(std::make_pair(FD, std::move(LT))); |
8413 | } |
8414 | } |
8415 | |
8416 | LateParsedTemplates.clear(); |
8417 | } |
8418 | |
8419 | void ASTReader::LoadSelector(Selector Sel) { |
8420 | |
8421 | ReadMethodPool(Sel); |
8422 | } |
8423 | |
8424 | void ASTReader::SetIdentifierInfo(IdentifierID ID, IdentifierInfo *II) { |
8425 | assert(ID && "Non-zero identifier ID required"); |
8426 | assert(ID <= IdentifiersLoaded.size() && "identifier ID out of range"); |
8427 | IdentifiersLoaded[ID - 1] = II; |
8428 | if (DeserializationListener) |
8429 | DeserializationListener->IdentifierRead(ID, II); |
8430 | } |
8431 | |
8432 | |
8433 | |
8434 | |
8435 | |
8436 | |
8437 | |
8438 | |
8439 | |
8440 | |
8441 | |
8442 | |
8443 | |
8444 | |
8445 | |
8446 | |
8447 | |
8448 | void |
8449 | ASTReader::SetGloballyVisibleDecls(IdentifierInfo *II, |
8450 | const SmallVectorImpl<uint32_t> &DeclIDs, |
8451 | SmallVectorImpl<Decl *> *Decls) { |
8452 | if (NumCurrentElementsDeserializing && !Decls) { |
8453 | PendingIdentifierInfos[II].append(DeclIDs.begin(), DeclIDs.end()); |
8454 | return; |
8455 | } |
8456 | |
8457 | for (unsigned I = 0, N = DeclIDs.size(); I != N; ++I) { |
8458 | if (!SemaObj) { |
8459 | |
8460 | |
8461 | |
8462 | PreloadedDeclIDs.push_back(DeclIDs[I]); |
8463 | continue; |
8464 | } |
8465 | |
8466 | NamedDecl *D = cast<NamedDecl>(GetDecl(DeclIDs[I])); |
8467 | |
8468 | |
8469 | if (Decls) { |
8470 | Decls->push_back(D); |
8471 | continue; |
8472 | } |
8473 | |
8474 | |
8475 | |
8476 | |
8477 | pushExternalDeclIntoScope(D, II); |
8478 | } |
8479 | } |
8480 | |
8481 | IdentifierInfo *ASTReader::DecodeIdentifierInfo(IdentifierID ID) { |
8482 | if (ID == 0) |
8483 | return nullptr; |
8484 | |
8485 | if (IdentifiersLoaded.empty()) { |
8486 | Error("no identifier table in AST file"); |
8487 | return nullptr; |
8488 | } |
8489 | |
8490 | ID -= 1; |
8491 | if (!IdentifiersLoaded[ID]) { |
8492 | GlobalIdentifierMapType::iterator I = GlobalIdentifierMap.find(ID + 1); |
8493 | assert(I != GlobalIdentifierMap.end() && "Corrupted global identifier map"); |
8494 | ModuleFile *M = I->second; |
8495 | unsigned Index = ID - M->BaseIdentifierID; |
8496 | const unsigned char *Data = |
8497 | M->IdentifierTableData + M->IdentifierOffsets[Index]; |
8498 | |
8499 | ASTIdentifierLookupTrait Trait(*this, *M); |
8500 | auto KeyDataLen = Trait.ReadKeyDataLength(Data); |
8501 | auto Key = Trait.ReadKey(Data, KeyDataLen.first); |
8502 | auto &II = PP.getIdentifierTable().get(Key); |
8503 | IdentifiersLoaded[ID] = &II; |
8504 | markIdentifierFromAST(*this, II); |
8505 | if (DeserializationListener) |
8506 | DeserializationListener->IdentifierRead(ID + 1, &II); |
8507 | } |
8508 | |
8509 | return IdentifiersLoaded[ID]; |
8510 | } |
8511 | |
8512 | IdentifierInfo *ASTReader::getLocalIdentifier(ModuleFile &M, unsigned LocalID) { |
8513 | return DecodeIdentifierInfo(getGlobalIdentifierID(M, LocalID)); |
8514 | } |
8515 | |
8516 | IdentifierID ASTReader::getGlobalIdentifierID(ModuleFile &M, unsigned LocalID) { |
8517 | if (LocalID < NUM_PREDEF_IDENT_IDS) |
8518 | return LocalID; |
8519 | |
8520 | if (!M.ModuleOffsetMap.empty()) |
8521 | ReadModuleOffsetMap(M); |
8522 | |
8523 | ContinuousRangeMap<uint32_t, int, 2>::iterator I |
8524 | = M.IdentifierRemap.find(LocalID - NUM_PREDEF_IDENT_IDS); |
8525 | assert(I != M.IdentifierRemap.end() |
8526 | && "Invalid index into identifier index remap"); |
8527 | |
8528 | return LocalID + I->second; |
8529 | } |
8530 | |
8531 | MacroInfo *ASTReader::getMacro(MacroID ID) { |
8532 | if (ID == 0) |
8533 | return nullptr; |
8534 | |
8535 | if (MacrosLoaded.empty()) { |
8536 | Error("no macro table in AST file"); |
8537 | return nullptr; |
8538 | } |
8539 | |
8540 | ID -= NUM_PREDEF_MACRO_IDS; |
8541 | if (!MacrosLoaded[ID]) { |
8542 | GlobalMacroMapType::iterator I |
8543 | = GlobalMacroMap.find(ID + NUM_PREDEF_MACRO_IDS); |
8544 | assert(I != GlobalMacroMap.end() && "Corrupted global macro map"); |
8545 | ModuleFile *M = I->second; |
8546 | unsigned Index = ID - M->BaseMacroID; |
8547 | MacrosLoaded[ID] = |
8548 | ReadMacroRecord(*M, M->MacroOffsetsBase + M->MacroOffsets[Index]); |
8549 | |
8550 | if (DeserializationListener) |
8551 | DeserializationListener->MacroRead(ID + NUM_PREDEF_MACRO_IDS, |
8552 | MacrosLoaded[ID]); |
8553 | } |
8554 | |
8555 | return MacrosLoaded[ID]; |
8556 | } |
8557 | |
8558 | MacroID ASTReader::getGlobalMacroID(ModuleFile &M, unsigned LocalID) { |
8559 | if (LocalID < NUM_PREDEF_MACRO_IDS) |
8560 | return LocalID; |
8561 | |
8562 | if (!M.ModuleOffsetMap.empty()) |
8563 | ReadModuleOffsetMap(M); |
8564 | |
8565 | ContinuousRangeMap<uint32_t, int, 2>::iterator I |
8566 | = M.MacroRemap.find(LocalID - NUM_PREDEF_MACRO_IDS); |
8567 | assert(I != M.MacroRemap.end() && "Invalid index into macro index remap"); |
8568 | |
8569 | return LocalID + I->second; |
8570 | } |
8571 | |
8572 | serialization::SubmoduleID |
8573 | ASTReader::getGlobalSubmoduleID(ModuleFile &M, unsigned LocalID) { |
8574 | if (LocalID < NUM_PREDEF_SUBMODULE_IDS) |
8575 | return LocalID; |
8576 | |
8577 | if (!M.ModuleOffsetMap.empty()) |
8578 | ReadModuleOffsetMap(M); |
8579 | |
8580 | ContinuousRangeMap<uint32_t, int, 2>::iterator I |
8581 | = M.SubmoduleRemap.find(LocalID - NUM_PREDEF_SUBMODULE_IDS); |
8582 | assert(I != M.SubmoduleRemap.end() |
8583 | && "Invalid index into submodule index remap"); |
8584 | |
8585 | return LocalID + I->second; |
8586 | } |
8587 | |
8588 | Module *ASTReader::getSubmodule(SubmoduleID GlobalID) { |
8589 | if (GlobalID < NUM_PREDEF_SUBMODULE_IDS) { |
8590 | assert(GlobalID == 0 && "Unhandled global submodule ID"); |
8591 | return nullptr; |
8592 | } |
8593 | |
8594 | if (GlobalID > SubmodulesLoaded.size()) { |
8595 | Error("submodule ID out of range in AST file"); |
8596 | return nullptr; |
8597 | } |
8598 | |
8599 | return SubmodulesLoaded[GlobalID - NUM_PREDEF_SUBMODULE_IDS]; |
8600 | } |
8601 | |
8602 | Module *ASTReader::getModule(unsigned ID) { |
8603 | return getSubmodule(ID); |
8604 | } |
8605 | |
8606 | ModuleFile *ASTReader::getLocalModuleFile(ModuleFile &F, unsigned ID) { |
8607 | if (ID & 1) { |
8608 | |
8609 | auto I = GlobalSubmoduleMap.find(getGlobalSubmoduleID(F, ID >> 1)); |
8610 | return I == GlobalSubmoduleMap.end() ? nullptr : I->second; |
8611 | } else { |
8612 | |
8613 | unsigned IndexFromEnd = ID >> 1; |
8614 | assert(IndexFromEnd && "got reference to unknown module file"); |
8615 | return getModuleManager().pch_modules().end()[-IndexFromEnd]; |
8616 | } |
8617 | } |
8618 | |
8619 | unsigned ASTReader::getModuleFileID(ModuleFile *F) { |
8620 | if (!F) |
8621 | return 1; |
8622 | |
8623 | |
8624 | |
8625 | |
8626 | |
8627 | if (F->isModule()) |
8628 | return ((F->BaseSubmoduleID + NUM_PREDEF_SUBMODULE_IDS) << 1) | 1; |
8629 | |
8630 | auto PCHModules = getModuleManager().pch_modules(); |
8631 | auto I = llvm::find(PCHModules, F); |
8632 | assert(I != PCHModules.end() && "emitting reference to unknown file"); |
8633 | return (I - PCHModules.end()) << 1; |
8634 | } |
8635 | |
8636 | llvm::Optional<ASTSourceDescriptor> |
8637 | ASTReader::getSourceDescriptor(unsigned ID) { |
8638 | if (Module *M = getSubmodule(ID)) |
8639 | return ASTSourceDescriptor(*M); |
8640 | |
8641 | |
8642 | |
8643 | const auto &PCHChain = ModuleMgr.pch_modules(); |
8644 | if (std::distance(std::begin(PCHChain), std::end(PCHChain))) { |
8645 | ModuleFile &MF = ModuleMgr.getPrimaryModule(); |
8646 | StringRef ModuleName = llvm::sys::path::filename(MF.OriginalSourceFileName); |
8647 | StringRef FileName = llvm::sys::path::filename(MF.FileName); |
8648 | return ASTSourceDescriptor(ModuleName, MF.OriginalDir, FileName, |
8649 | MF.Signature); |
8650 | } |
8651 | return None; |
8652 | } |
8653 | |
8654 | ExternalASTSource::ExtKind ASTReader::hasExternalDefinitions(const Decl *FD) { |
8655 | auto I = DefinitionSource.find(FD); |
8656 | if (I == DefinitionSource.end()) |
8657 | return EK_ReplyHazy; |
8658 | return I->second ? EK_Never : EK_Always; |
8659 | } |
8660 | |
8661 | Selector ASTReader::getLocalSelector(ModuleFile &M, unsigned LocalID) { |
8662 | return DecodeSelector(getGlobalSelectorID(M, LocalID)); |
8663 | } |
8664 | |
8665 | Selector ASTReader::DecodeSelector(serialization::SelectorID ID) { |
8666 | if (ID == 0) |
8667 | return Selector(); |
8668 | |
8669 | if (ID > SelectorsLoaded.size()) { |
8670 | Error("selector ID out of range in AST file"); |
8671 | return Selector(); |
8672 | } |
8673 | |
8674 | if (SelectorsLoaded[ID - 1].getAsOpaquePtr() == nullptr) { |
8675 | |
8676 | GlobalSelectorMapType::iterator I = GlobalSelectorMap.find(ID); |
8677 | assert(I != GlobalSelectorMap.end() && "Corrupted global selector map"); |
8678 | ModuleFile &M = *I->second; |
8679 | ASTSelectorLookupTrait Trait(*this, M); |
8680 | unsigned Idx = ID - M.BaseSelectorID - NUM_PREDEF_SELECTOR_IDS; |
8681 | SelectorsLoaded[ID - 1] = |
8682 | Trait.ReadKey(M.SelectorLookupTableData + M.SelectorOffsets[Idx], 0); |
8683 | if (DeserializationListener) |
8684 | DeserializationListener->SelectorRead(ID, SelectorsLoaded[ID - 1]); |
8685 | } |
8686 | |
8687 | return SelectorsLoaded[ID - 1]; |
8688 | } |
8689 | |
8690 | Selector ASTReader::GetExternalSelector(serialization::SelectorID ID) { |
8691 | return DecodeSelector(ID); |
8692 | } |
8693 | |
8694 | uint32_t ASTReader::GetNumExternalSelectors() { |
8695 | |
8696 | return getTotalNumSelectors() + 1; |
8697 | } |
8698 | |
8699 | serialization::SelectorID |
8700 | ASTReader::getGlobalSelectorID(ModuleFile &M, unsigned LocalID) const { |
8701 | if (LocalID < NUM_PREDEF_SELECTOR_IDS) |
8702 | return LocalID; |
8703 | |
8704 | if (!M.ModuleOffsetMap.empty()) |
8705 | ReadModuleOffsetMap(M); |
8706 | |
8707 | ContinuousRangeMap<uint32_t, int, 2>::iterator I |
8708 | = M.SelectorRemap.find(LocalID - NUM_PREDEF_SELECTOR_IDS); |
8709 | assert(I != M.SelectorRemap.end() |
8710 | && "Invalid index into selector index remap"); |
8711 | |
8712 | return LocalID + I->second; |
8713 | } |
8714 | |
8715 | DeclarationNameLoc |
8716 | ASTRecordReader::readDeclarationNameLoc(DeclarationName Name) { |
8717 | switch (Name.getNameKind()) { |
8718 | case DeclarationName::CXXConstructorName: |
8719 | case DeclarationName::CXXDestructorName: |
8720 | case DeclarationName::CXXConversionFunctionName: |
8721 | return DeclarationNameLoc::makeNamedTypeLoc(readTypeSourceInfo()); |
8722 | |
8723 | case DeclarationName::CXXOperatorName: |
8724 | return DeclarationNameLoc::makeCXXOperatorNameLoc(readSourceRange()); |
8725 | |
8726 | case DeclarationName::CXXLiteralOperatorName: |
8727 | return DeclarationNameLoc::makeCXXLiteralOperatorNameLoc( |
8728 | readSourceLocation()); |
8729 | |
8730 | case DeclarationName::Identifier: |
8731 | case DeclarationName::ObjCZeroArgSelector: |
8732 | case DeclarationName::ObjCOneArgSelector: |
8733 | case DeclarationName::ObjCMultiArgSelector: |
8734 | case DeclarationName::CXXUsingDirective: |
8735 | case DeclarationName::CXXDeductionGuideName: |
8736 | break; |
8737 | } |
8738 | return DeclarationNameLoc(); |
8739 | } |
8740 | |
8741 | DeclarationNameInfo ASTRecordReader::readDeclarationNameInfo() { |
8742 | DeclarationNameInfo NameInfo; |
8743 | NameInfo.setName(readDeclarationName()); |
8744 | NameInfo.setLoc(readSourceLocation()); |
8745 | NameInfo.setInfo(readDeclarationNameLoc(NameInfo.getName())); |
8746 | return NameInfo; |
8747 | } |
8748 | |
8749 | void ASTRecordReader::readQualifierInfo(QualifierInfo &Info) { |
8750 | Info.QualifierLoc = readNestedNameSpecifierLoc(); |
8751 | unsigned NumTPLists = readInt(); |
8752 | Info.NumTemplParamLists = NumTPLists; |
8753 | if (NumTPLists) { |
8754 | Info.TemplParamLists = |
8755 | new (getContext()) TemplateParameterList *[NumTPLists]; |
8756 | for (unsigned i = 0; i != NumTPLists; ++i) |
8757 | Info.TemplParamLists[i] = readTemplateParameterList(); |
8758 | } |
8759 | } |
8760 | |
8761 | TemplateParameterList * |
8762 | ASTRecordReader::readTemplateParameterList() { |
8763 | SourceLocation TemplateLoc = readSourceLocation(); |
8764 | SourceLocation LAngleLoc = readSourceLocation(); |
8765 | SourceLocation RAngleLoc = readSourceLocation(); |
8766 | |
8767 | unsigned NumParams = readInt(); |
8768 | SmallVector<NamedDecl *, 16> Params; |
8769 | Params.reserve(NumParams); |
8770 | while (NumParams--) |
8771 | Params.push_back(readDeclAs<NamedDecl>()); |
8772 | |
8773 | bool HasRequiresClause = readBool(); |
8774 | Expr *RequiresClause = HasRequiresClause ? readExpr() : nullptr; |
8775 | |
8776 | TemplateParameterList *TemplateParams = TemplateParameterList::Create( |
8777 | getContext(), TemplateLoc, LAngleLoc, Params, RAngleLoc, RequiresClause); |
8778 | return TemplateParams; |
8779 | } |
8780 | |
8781 | void ASTRecordReader::readTemplateArgumentList( |
8782 | SmallVectorImpl<TemplateArgument> &TemplArgs, |
8783 | bool Canonicalize) { |
8784 | unsigned NumTemplateArgs = readInt(); |
8785 | TemplArgs.reserve(NumTemplateArgs); |
8786 | while (NumTemplateArgs--) |
8787 | TemplArgs.push_back(readTemplateArgument(Canonicalize)); |
8788 | } |
8789 | |
8790 | |
8791 | void ASTRecordReader::readUnresolvedSet(LazyASTUnresolvedSet &Set) { |
8792 | unsigned NumDecls = readInt(); |
8793 | Set.reserve(getContext(), NumDecls); |
8794 | while (NumDecls--) { |
8795 | DeclID ID = readDeclID(); |
8796 | AccessSpecifier AS = (AccessSpecifier) readInt(); |
8797 | Set.addLazyDecl(getContext(), ID, AS); |
8798 | } |
8799 | } |
8800 | |
8801 | CXXBaseSpecifier |
8802 | ASTRecordReader::readCXXBaseSpecifier() { |
8803 | bool isVirtual = readBool(); |
8804 | bool isBaseOfClass = readBool(); |
8805 | AccessSpecifier AS = static_cast<AccessSpecifier>(readInt()); |
8806 | bool inheritConstructors = readBool(); |
8807 | TypeSourceInfo *TInfo = readTypeSourceInfo(); |
8808 | SourceRange Range = readSourceRange(); |
8809 | SourceLocation EllipsisLoc = readSourceLocation(); |
8810 | CXXBaseSpecifier Result(Range, isVirtual, isBaseOfClass, AS, TInfo, |
8811 | EllipsisLoc); |
8812 | Result.setInheritConstructors(inheritConstructors); |
8813 | return Result; |
8814 | } |
8815 | |
8816 | CXXCtorInitializer ** |
8817 | ASTRecordReader::readCXXCtorInitializers() { |
8818 | ASTContext &Context = getContext(); |
8819 | unsigned NumInitializers = readInt(); |
8820 | assert(NumInitializers && "wrote ctor initializers but have no inits"); |
8821 | auto **CtorInitializers = new (Context) CXXCtorInitializer*[NumInitializers]; |
8822 | for (unsigned i = 0; i != NumInitializers; ++i) { |
8823 | TypeSourceInfo *TInfo = nullptr; |
8824 | bool IsBaseVirtual = false; |
8825 | FieldDecl *Member = nullptr; |
8826 | IndirectFieldDecl *IndirectMember = nullptr; |
8827 | |
8828 | CtorInitializerType Type = (CtorInitializerType) readInt(); |
8829 | switch (Type) { |
8830 | case CTOR_INITIALIZER_BASE: |
8831 | TInfo = readTypeSourceInfo(); |
8832 | IsBaseVirtual = readBool(); |
8833 | break; |
8834 | |
8835 | case CTOR_INITIALIZER_DELEGATING: |
8836 | TInfo = readTypeSourceInfo(); |
8837 | break; |
8838 | |
8839 | case CTOR_INITIALIZER_MEMBER: |
8840 | Member = readDeclAs<FieldDecl>(); |
8841 | break; |
8842 | |
8843 | case CTOR_INITIALIZER_INDIRECT_MEMBER: |
8844 | IndirectMember = readDeclAs<IndirectFieldDecl>(); |
8845 | break; |
8846 | } |
8847 | |
8848 | SourceLocation MemberOrEllipsisLoc = readSourceLocation(); |
8849 | Expr *Init = readExpr(); |
8850 | SourceLocation LParenLoc = readSourceLocation(); |
8851 | SourceLocation RParenLoc = readSourceLocation(); |
8852 | |
8853 | CXXCtorInitializer *BOMInit; |
8854 | if (Type == CTOR_INITIALIZER_BASE) |
8855 | BOMInit = new (Context) |
8856 | CXXCtorInitializer(Context, TInfo, IsBaseVirtual, LParenLoc, Init, |
8857 | RParenLoc, MemberOrEllipsisLoc); |
8858 | else if (Type == CTOR_INITIALIZER_DELEGATING) |
8859 | BOMInit = new (Context) |
8860 | CXXCtorInitializer(Context, TInfo, LParenLoc, Init, RParenLoc); |
8861 | else if (Member) |
8862 | BOMInit = new (Context) |
8863 | CXXCtorInitializer(Context, Member, MemberOrEllipsisLoc, LParenLoc, |
8864 | Init, RParenLoc); |
8865 | else |
8866 | BOMInit = new (Context) |
8867 | CXXCtorInitializer(Context, IndirectMember, MemberOrEllipsisLoc, |
8868 | LParenLoc, Init, RParenLoc); |
8869 | |
8870 | if (readBool()) { |
8871 | unsigned SourceOrder = readInt(); |
8872 | BOMInit->setSourceOrder(SourceOrder); |
8873 | } |
8874 | |
8875 | CtorInitializers[i] = BOMInit; |
8876 | } |
8877 | |
8878 | return CtorInitializers; |
8879 | } |
8880 | |
8881 | NestedNameSpecifierLoc |
8882 | ASTRecordReader::readNestedNameSpecifierLoc() { |
8883 | ASTContext &Context = getContext(); |
8884 | unsigned N = readInt(); |
8885 | NestedNameSpecifierLocBuilder Builder; |
8886 | for (unsigned I = 0; I != N; ++I) { |
8887 | auto Kind = readNestedNameSpecifierKind(); |
8888 | switch (Kind) { |
8889 | case NestedNameSpecifier::Identifier: { |
8890 | IdentifierInfo *II = readIdentifier(); |
8891 | SourceRange Range = readSourceRange(); |
8892 | Builder.Extend(Context, II, Range.getBegin(), Range.getEnd()); |
8893 | break; |
8894 | } |
8895 | |
8896 | case NestedNameSpecifier::Namespace: { |
8897 | NamespaceDecl *NS = readDeclAs<NamespaceDecl>(); |
8898 | SourceRange Range = readSourceRange(); |
8899 | Builder.Extend(Context, NS, Range.getBegin(), Range.getEnd()); |
8900 | break; |
8901 | } |
8902 | |
8903 | case NestedNameSpecifier::NamespaceAlias: { |
8904 | NamespaceAliasDecl *Alias = readDeclAs<NamespaceAliasDecl>(); |
8905 | SourceRange Range = readSourceRange(); |
8906 | Builder.Extend(Context, Alias, Range.getBegin(), Range.getEnd()); |
8907 | break; |
8908 | } |
8909 | |
8910 | case NestedNameSpecifier::TypeSpec: |
8911 | case NestedNameSpecifier::TypeSpecWithTemplate: { |
8912 | bool Template = readBool(); |
8913 | TypeSourceInfo *T = readTypeSourceInfo(); |
8914 | if (!T) |
8915 | return NestedNameSpecifierLoc(); |
8916 | SourceLocation ColonColonLoc = readSourceLocation(); |
8917 | |
8918 | |
8919 | Builder.Extend(Context, |
8920 | Template? T->getTypeLoc().getBeginLoc() : SourceLocation(), |
8921 | T->getTypeLoc(), ColonColonLoc); |
8922 | break; |
8923 | } |
8924 | |
8925 | case NestedNameSpecifier::Global: { |
8926 | SourceLocation ColonColonLoc = readSourceLocation(); |
8927 | Builder.MakeGlobal(Context, ColonColonLoc); |
8928 | break; |
8929 | } |
8930 | |
8931 | case NestedNameSpecifier::Super: { |
8932 | CXXRecordDecl *RD = readDeclAs<CXXRecordDecl>(); |
8933 | SourceRange Range = readSourceRange(); |
8934 | Builder.MakeSuper(Context, RD, Range.getBegin(), Range.getEnd()); |
8935 | break; |
8936 | } |
8937 | } |
8938 | } |
8939 | |
8940 | return Builder.getWithLocInContext(Context); |
8941 | } |
8942 | |
8943 | SourceRange |
8944 | ASTReader::ReadSourceRange(ModuleFile &F, const RecordData &Record, |
8945 | unsigned &Idx) { |
8946 | SourceLocation beg = ReadSourceLocation(F, Record, Idx); |
8947 | SourceLocation end = ReadSourceLocation(F, Record, Idx); |
8948 | return SourceRange(beg, end); |
8949 | } |
8950 | |
8951 | |
8952 | llvm::APFloat ASTRecordReader::readAPFloat(const llvm::fltSemantics &Sem) { |
8953 | return llvm::APFloat(Sem, readAPInt()); |
8954 | } |
8955 | |
8956 | |
8957 | std::string ASTReader::ReadString(const RecordData &Record, unsigned &Idx) { |
8958 | unsigned Len = Record[Idx++]; |
8959 | std::string Result(Record.data() + Idx, Record.data() + Idx + Len); |
8960 | Idx += Len; |
8961 | return Result; |
8962 | } |
8963 | |
8964 | std::string ASTReader::ReadPath(ModuleFile &F, const RecordData &Record, |
8965 | unsigned &Idx) { |
8966 | std::string Filename = ReadString(Record, Idx); |
8967 | ResolveImportedPath(F, Filename); |
8968 | return Filename; |
8969 | } |
8970 | |
8971 | std::string ASTReader::ReadPath(StringRef BaseDirectory, |
8972 | const RecordData &Record, unsigned &Idx) { |
8973 | std::string Filename = ReadString(Record, Idx); |
8974 | if (!BaseDirectory.empty()) |
8975 | ResolveImportedPath(Filename, BaseDirectory); |
8976 | return Filename; |
8977 | } |
8978 | |
8979 | VersionTuple ASTReader::ReadVersionTuple(const RecordData &Record, |
8980 | unsigned &Idx) { |
8981 | unsigned Major = Record[Idx++]; |
8982 | unsigned Minor = Record[Idx++]; |
8983 | unsigned Subminor = Record[Idx++]; |
8984 | if (Minor == 0) |
8985 | return VersionTuple(Major); |
8986 | if (Subminor == 0) |
8987 | return VersionTuple(Major, Minor - 1); |
8988 | return VersionTuple(Major, Minor - 1, Subminor - 1); |
8989 | } |
8990 | |
8991 | CXXTemporary *ASTReader::ReadCXXTemporary(ModuleFile &F, |
8992 | const RecordData &Record, |
8993 | unsigned &Idx) { |
8994 | CXXDestructorDecl *Decl = ReadDeclAs<CXXDestructorDecl>(F, Record, Idx); |
8995 | return CXXTemporary::Create(getContext(), Decl); |
8996 | } |
8997 | |
8998 | DiagnosticBuilder ASTReader::Diag(unsigned DiagID) const { |
8999 | return Diag(CurrentImportLoc, DiagID); |
9000 | } |
9001 | |
9002 | DiagnosticBuilder ASTReader::Diag(SourceLocation Loc, unsigned DiagID) const { |
9003 | return Diags.Report(Loc, DiagID); |
9004 | } |
9005 | |
9006 | |
9007 | |
9008 | IdentifierTable &ASTReader::getIdentifierTable() { |
9009 | return PP.getIdentifierTable(); |
9010 | } |
9011 | |
9012 | |
9013 | |
9014 | void ASTReader::RecordSwitchCaseID(SwitchCase *SC, unsigned ID) { |
9015 | assert((*CurrSwitchCaseStmts)[ID] == nullptr && |
9016 | "Already have a SwitchCase with this ID"); |
9017 | (*CurrSwitchCaseStmts)[ID] = SC; |
9018 | } |
9019 | |
9020 | |
9021 | SwitchCase *ASTReader::getSwitchCaseWithID(unsigned ID) { |
9022 | assert((*CurrSwitchCaseStmts)[ID] != nullptr && "No SwitchCase with this ID"); |
9023 | return (*CurrSwitchCaseStmts)[ID]; |
9024 | } |
9025 | |
9026 | void ASTReader::ClearSwitchCaseIDs() { |
9027 | CurrSwitchCaseStmts->clear(); |
9028 | } |
9029 | |
9030 | void ASTReader::ReadComments() { |
9031 | ASTContext &Context = getContext(); |
9032 | std::vector<RawComment *> Comments; |
9033 | for (SmallVectorImpl<std::pair<BitstreamCursor, |
9034 | serialization::ModuleFile *>>::iterator |
9035 | I = CommentsCursors.begin(), |
9036 | E = CommentsCursors.end(); |
9037 | I != E; ++I) { |
9038 | Comments.clear(); |
9039 | BitstreamCursor &Cursor = I->first; |
9040 | serialization::ModuleFile &F = *I->second; |
9041 | SavedStreamPosition SavedPosition(Cursor); |
9042 | |
9043 | RecordData Record; |
9044 | while (true) { |
9045 | Expected<llvm::BitstreamEntry> MaybeEntry = |
9046 | Cursor.advanceSkippingSubblocks( |
9047 | BitstreamCursor::AF_DontPopBlockAtEnd); |
9048 | if (!MaybeEntry) { |
9049 | Error(MaybeEntry.takeError()); |
9050 | return; |
9051 | } |
9052 | llvm::BitstreamEntry Entry = MaybeEntry.get(); |
9053 | |
9054 | switch (Entry.Kind) { |
9055 | case llvm::BitstreamEntry::SubBlock: |
9056 | case llvm::BitstreamEntry::Error: |
9057 | Error("malformed block record in AST file"); |
9058 | return; |
9059 | case llvm::BitstreamEntry::EndBlock: |
9060 | goto NextCursor; |
9061 | case llvm::BitstreamEntry::Record: |
9062 | |
9063 | break; |
9064 | } |
9065 | |
9066 | |
9067 | Record.clear(); |
9068 | Expected<unsigned> MaybeComment = Cursor.readRecord(Entry.ID, Record); |
9069 | if (!MaybeComment) { |
9070 | Error(MaybeComment.takeError()); |
9071 | return; |
9072 | } |
9073 | switch ((CommentRecordTypes)MaybeComment.get()) { |
9074 | case COMMENTS_RAW_COMMENT: { |
9075 | unsigned Idx = 0; |
9076 | SourceRange SR = ReadSourceRange(F, Record, Idx); |
9077 | RawComment::CommentKind Kind = |
9078 | (RawComment::CommentKind) Record[Idx++]; |
9079 | bool IsTrailingComment = Record[Idx++]; |
9080 | bool IsAlmostTrailingComment = Record[Idx++]; |
9081 | Comments.push_back(new (Context) RawComment( |
9082 | SR, Kind, IsTrailingComment, IsAlmostTrailingComment)); |
9083 | break; |
9084 | } |
9085 | } |
9086 | } |
9087 | NextCursor: |
9088 | llvm::DenseMap<FileID, std::map<unsigned, RawComment *>> |
9089 | FileToOffsetToComment; |
9090 | for (RawComment *C : Comments) { |
9091 | SourceLocation CommentLoc = C->getBeginLoc(); |
9092 | if (CommentLoc.isValid()) { |
9093 | std::pair<FileID, unsigned> Loc = |
9094 | SourceMgr.getDecomposedLoc(CommentLoc); |
9095 | if (Loc.first.isValid()) |
9096 | Context.Comments.OrderedComments[Loc.first].emplace(Loc.second, C); |
9097 | } |
9098 | } |
9099 | } |
9100 | } |
9101 | |
9102 | void ASTReader::visitInputFiles(serialization::ModuleFile &MF, |
9103 | bool IncludeSystem, bool Complain, |
9104 | llvm::function_ref<void(const serialization::InputFile &IF, |
9105 | bool isSystem)> Visitor) { |
9106 | unsigned NumUserInputs = MF.NumUserInputFiles; |
9107 | unsigned NumInputs = MF.InputFilesLoaded.size(); |
9108 | assert(NumUserInputs <= NumInputs); |
9109 | unsigned N = IncludeSystem ? NumInputs : NumUserInputs; |
9110 | for (unsigned I = 0; I < N; ++I) { |
9111 | bool IsSystem = I >= NumUserInputs; |
9112 | InputFile IF = getInputFile(MF, I+1, Complain); |
9113 | Visitor(IF, IsSystem); |
9114 | } |
9115 | } |
9116 | |
9117 | void ASTReader::visitTopLevelModuleMaps( |
9118 | serialization::ModuleFile &MF, |
9119 | llvm::function_ref<void(const FileEntry *FE)> Visitor) { |
9120 | unsigned NumInputs = MF.InputFilesLoaded.size(); |
9121 | for (unsigned I = 0; I < NumInputs; ++I) { |
9122 | InputFileInfo IFI = readInputFileInfo(MF, I + 1); |
9123 | if (IFI.TopLevelModuleMap) |
9124 | |
9125 | if (auto FE = getInputFile(MF, I + 1).getFile()) |
9126 | Visitor(FE); |
9127 | } |
9128 | } |
9129 | |
9130 | std::string ASTReader::getOwningModuleNameForDiagnostic(const Decl *D) { |
9131 | |
9132 | if (Module *M = D->getImportedOwningModule()) |
9133 | return M->getFullModuleName(); |
9134 | |
9135 | |
9136 | if (ModuleFile *M = getOwningModuleFile(D)) |
9137 | return M->ModuleName; |
9138 | |
9139 | |
9140 | return {}; |
9141 | } |
9142 | |
9143 | void ASTReader::finishPendingActions() { |
9144 | while (!PendingIdentifierInfos.empty() || !PendingFunctionTypes.empty() || |
9145 | !PendingIncompleteDeclChains.empty() || !PendingDeclChains.empty() || |
9146 | !PendingMacroIDs.empty() || !PendingDeclContextInfos.empty() || |
9147 | !PendingUpdateRecords.empty()) { |
9148 | |
9149 | |
9150 | using TopLevelDeclsMap = |
9151 | llvm::DenseMap<IdentifierInfo *, SmallVector<Decl *, 2>>; |
9152 | TopLevelDeclsMap TopLevelDecls; |
9153 | |
9154 | while (!PendingIdentifierInfos.empty()) { |
9155 | IdentifierInfo *II = PendingIdentifierInfos.back().first; |
9156 | SmallVector<uint32_t, 4> DeclIDs = |
9157 | std::move(PendingIdentifierInfos.back().second); |
9158 | PendingIdentifierInfos.pop_back(); |
9159 | |
9160 | SetGloballyVisibleDecls(II, DeclIDs, &TopLevelDecls[II]); |
9161 | } |
9162 | |
9163 | |
9164 | |
9165 | for (unsigned I = 0; I != PendingFunctionTypes.size(); ++I) { |
9166 | auto *FD = PendingFunctionTypes[I].first; |
9167 | FD->setType(GetType(PendingFunctionTypes[I].second)); |
9168 | |
9169 | |
9170 | |
9171 | auto *DT = FD->getReturnType()->getContainedDeducedType(); |
9172 | if (DT && DT->isDeduced()) |
9173 | PendingDeducedTypeUpdates.insert( |
9174 | {FD->getCanonicalDecl(), FD->getReturnType()}); |
9175 | } |
9176 | PendingFunctionTypes.clear(); |
9177 | |
9178 | |
9179 | |
9180 | for (unsigned I = 0; I != PendingIncompleteDeclChains.size(); ++I) { |
9181 | markIncompleteDeclChain(PendingIncompleteDeclChains[I]); |
9182 | } |
9183 | PendingIncompleteDeclChains.clear(); |
9184 | |
9185 | |
9186 | for (unsigned I = 0; I != PendingDeclChains.size(); ++I) |
9187 | loadPendingDeclChain(PendingDeclChains[I].first, |
9188 | PendingDeclChains[I].second); |
9189 | PendingDeclChains.clear(); |
9190 | |
9191 | |
9192 | for (TopLevelDeclsMap::iterator TLD = TopLevelDecls.begin(), |
9193 | TLDEnd = TopLevelDecls.end(); TLD != TLDEnd; ++TLD) { |
9194 | IdentifierInfo *II = TLD->first; |
9195 | for (unsigned I = 0, N = TLD->second.size(); I != N; ++I) { |
9196 | pushExternalDeclIntoScope(cast<NamedDecl>(TLD->second[I]), II); |
9197 | } |
9198 | } |
9199 | |
9200 | |
9201 | for (unsigned I = 0; I != PendingMacroIDs.size(); ++I) { |
9202 | IdentifierInfo *II = PendingMacroIDs.begin()[I].first; |
9203 | SmallVector<PendingMacroInfo, 2> GlobalIDs; |
9204 | GlobalIDs.swap(PendingMacroIDs.begin()[I].second); |
9205 | |
9206 | for (unsigned IDIdx = 0, NumIDs = GlobalIDs.size(); IDIdx != NumIDs; |
9207 | ++IDIdx) { |
9208 | const PendingMacroInfo &Info = GlobalIDs[IDIdx]; |
9209 | if (!Info.M->isModule()) |
9210 | resolvePendingMacro(II, Info); |
9211 | } |
9212 | |
9213 | for (unsigned IDIdx = 0, NumIDs = GlobalIDs.size(); IDIdx != NumIDs; |
9214 | ++IDIdx) { |
9215 | const PendingMacroInfo &Info = GlobalIDs[IDIdx]; |
9216 | if (Info.M->isModule()) |
9217 | resolvePendingMacro(II, Info); |
9218 | } |
9219 | } |
9220 | PendingMacroIDs.clear(); |
9221 | |
9222 | |
9223 | |
9224 | while (!PendingDeclContextInfos.empty()) { |
9225 | PendingDeclContextInfo Info = PendingDeclContextInfos.front(); |
9226 | PendingDeclContextInfos.pop_front(); |
9227 | DeclContext *SemaDC = cast<DeclContext>(GetDecl(Info.SemaDC)); |
9228 | DeclContext *LexicalDC = cast<DeclContext>(GetDecl(Info.LexicalDC)); |
9229 | Info.D->setDeclContextsImpl(SemaDC, LexicalDC, getContext()); |
9230 | } |
9231 | |
9232 | |
9233 | while (!PendingUpdateRecords.empty()) { |
9234 | auto Update = PendingUpdateRecords.pop_back_val(); |
9235 | ReadingKindTracker ReadingKind(Read_Decl, *this); |
9236 | loadDeclUpdateRecords(Update); |
9237 | } |
9238 | } |
9239 | |
9240 | |
9241 | |
9242 | assert(PendingFakeDefinitionData.empty() && |
9243 | "faked up a class definition but never saw the real one"); |
9244 | |
9245 | |
9246 | |
9247 | |
9248 | |
9249 | for (Decl *D : PendingDefinitions) { |
9250 | if (TagDecl *TD = dyn_cast<TagDecl>(D)) { |
9251 | if (const TagType *TagT = dyn_cast<TagType>(TD->getTypeForDecl())) { |
9252 | |
9253 | const_cast<TagType*>(TagT)->decl = TD; |
9254 | } |
9255 | |
9256 | if (auto RD = dyn_cast<CXXRecordDecl>(D)) { |
9257 | for (auto *R = getMostRecentExistingDecl(RD); R; |
9258 | R = R->getPreviousDecl()) { |
9259 | assert((R == D) == |
9260 | cast<CXXRecordDecl>(R)->isThisDeclarationADefinition() && |
9261 | "declaration thinks it's the definition but it isn't"); |
9262 | cast<CXXRecordDecl>(R)->DefinitionData = RD->DefinitionData; |
9263 | } |
9264 | } |
9265 | |
9266 | continue; |
9267 | } |
9268 | |
9269 | if (auto ID = dyn_cast<ObjCInterfaceDecl>(D)) { |
9270 | |
9271 | const_cast<ObjCInterfaceType *>(cast<ObjCInterfaceType>(ID->TypeForDecl)) |
9272 | ->Decl = ID; |
9273 | |
9274 | for (auto *R = getMostRecentExistingDecl(ID); R; R = R->getPreviousDecl()) |
9275 | cast<ObjCInterfaceDecl>(R)->Data = ID->Data; |
9276 | |
9277 | continue; |
9278 | } |
9279 | |
9280 | if (auto PD = dyn_cast<ObjCProtocolDecl>(D)) { |
9281 | for (auto *R = getMostRecentExistingDecl(PD); R; R = R->getPreviousDecl()) |
9282 | cast<ObjCProtocolDecl>(R)->Data = PD->Data; |
9283 | |
9284 | continue; |
9285 | } |
9286 | |
9287 | auto RTD = cast<RedeclarableTemplateDecl>(D)->getCanonicalDecl(); |
9288 | for (auto *R = getMostRecentExistingDecl(RTD); R; R = R->getPreviousDecl()) |
9289 | cast<RedeclarableTemplateDecl>(R)->Common = RTD->Common; |
9290 | } |
9291 | PendingDefinitions.clear(); |
9292 | |
9293 | |
9294 | |
9295 | |
9296 | |
9297 | for (PendingBodiesMap::iterator PB = PendingBodies.begin(), |
9298 | PBEnd = PendingBodies.end(); |
9299 | PB != PBEnd; ++PB) { |
9300 | if (FunctionDecl *FD = dyn_cast<FunctionDecl>(PB->first)) { |
9301 | |
9302 | |
9303 | |
9304 | |
9305 | |
9306 | |
9307 | |
9308 | |
9309 | |
9310 | if (auto *RD = dyn_cast<CXXRecordDecl>(FD->getLexicalParent())) |
9311 | if (RD->isDependentContext() && !RD->isThisDeclarationADefinition()) |
9312 | continue; |
9313 | |
9314 | |
9315 | |
9316 | const FunctionDecl *Defn = nullptr; |
9317 | if (!getContext().getLangOpts().Modules || !FD->hasBody(Defn)) { |
9318 | FD->setLazyBody(PB->second); |
9319 | } else { |
9320 | auto *NonConstDefn = const_cast<FunctionDecl*>(Defn); |
9321 | mergeDefinitionVisibility(NonConstDefn, FD); |
9322 | |
9323 | if (!FD->isLateTemplateParsed() && |
9324 | !NonConstDefn->isLateTemplateParsed() && |
9325 | FD->getODRHash() != NonConstDefn->getODRHash()) { |
9326 | if (!isa<CXXMethodDecl>(FD)) { |
9327 | PendingFunctionOdrMergeFailures[FD].push_back(NonConstDefn); |
9328 | } else if (FD->getLexicalParent()->isFileContext() && |
9329 | NonConstDefn->getLexicalParent()->isFileContext()) { |
9330 | |
9331 | |
9332 | |
9333 | PendingFunctionOdrMergeFailures[FD].push_back(NonConstDefn); |
9334 | } |
9335 | } |
9336 | } |
9337 | continue; |
9338 | } |
9339 | |
9340 | ObjCMethodDecl *MD = cast<ObjCMethodDecl>(PB->first); |
9341 | if (!getContext().getLangOpts().Modules || !MD->hasBody()) |
9342 | MD->setLazyBody(PB->second); |
9343 | } |
9344 | PendingBodies.clear(); |
9345 | |
9346 | |
9347 | for (auto *ND : PendingMergedDefinitionsToDeduplicate) |
9348 | getContext().deduplicateMergedDefinitonsFor(ND); |
9349 | PendingMergedDefinitionsToDeduplicate.clear(); |
9350 | } |
9351 | |
9352 | void ASTReader::diagnoseOdrViolations() { |
9353 | if (PendingOdrMergeFailures.empty() && PendingOdrMergeChecks.empty() && |
9354 | PendingFunctionOdrMergeFailures.empty() && |
9355 | PendingEnumOdrMergeFailures.empty()) |
9356 | return; |
9357 | |
9358 | |
9359 | |
9360 | |
9361 | |
9362 | auto OdrMergeFailures = std::move(PendingOdrMergeFailures); |
9363 | PendingOdrMergeFailures.clear(); |
9364 | for (auto &Merge : OdrMergeFailures) { |
9365 | Merge.first->buildLookup(); |
9366 | Merge.first->decls_begin(); |
9367 | Merge.first->bases_begin(); |
9368 | Merge.first->vbases_begin(); |
9369 | for (auto &RecordPair : Merge.second) { |
9370 | auto *RD = RecordPair.first; |
9371 | RD->decls_begin(); |
9372 | RD->bases_begin(); |
9373 | RD->vbases_begin(); |
9374 | } |
9375 | } |
9376 | |
9377 | |
9378 | auto FunctionOdrMergeFailures = std::move(PendingFunctionOdrMergeFailures); |
9379 | PendingFunctionOdrMergeFailures.clear(); |
9380 | for (auto &Merge : FunctionOdrMergeFailures) { |
9381 | Merge.first->buildLookup(); |
9382 | Merge.first->decls_begin(); |
9383 | Merge.first->getBody(); |
9384 | for (auto &FD : Merge.second) { |
9385 | FD->buildLookup(); |
9386 | FD->decls_begin(); |
9387 | FD->getBody(); |
9388 | } |
9389 | } |
9390 | |
9391 | |
9392 | auto EnumOdrMergeFailures = std::move(PendingEnumOdrMergeFailures); |
9393 | PendingEnumOdrMergeFailures.clear(); |
9394 | for (auto &Merge : EnumOdrMergeFailures) { |
9395 | Merge.first->decls_begin(); |
9396 | for (auto &Enum : Merge.second) { |
9397 | Enum->decls_begin(); |
9398 | } |
9399 | } |
9400 | |
9401 | |
9402 | |
9403 | |
9404 | |
9405 | |
9406 | |
9407 | while (!PendingOdrMergeChecks.empty()) { |
9408 | NamedDecl *D = PendingOdrMergeChecks.pop_back_val(); |
9409 | |
9410 | |
9411 | |
9412 | |
9413 | |
9414 | if (D->isImplicit()) |
9415 | continue; |
9416 | |
9417 | DeclContext *CanonDef = D->getDeclContext(); |
9418 | |
9419 | bool Found = false; |
9420 | const Decl *DCanon = D->getCanonicalDecl(); |
9421 | |
9422 | for (auto RI : D->redecls()) { |
9423 | if (RI->getLexicalDeclContext() == CanonDef) { |
9424 | Found = true; |
9425 | break; |
9426 | } |
9427 | } |
9428 | if (Found) |
9429 | continue; |
9430 | |
9431 | |
9432 | |
9433 | |
9434 | |
9435 | |
9436 | |
9437 | llvm::SmallVector<const NamedDecl*, 4> Candidates; |
9438 | for (auto *CanonMember : CanonDef->decls()) { |
9439 | if (CanonMember->getCanonicalDecl() == DCanon) { |
9440 | |
9441 | |
9442 | |
9443 | |
9444 | |
9445 | Found = true; |
9446 | break; |
9447 | } |
9448 | if (auto *ND = dyn_cast<NamedDecl>(CanonMember)) |
9449 | if (ND->getDeclName() == D->getDeclName()) |
9450 | Candidates.push_back(ND); |
9451 | } |
9452 | |
9453 | if (!Found) { |
9454 | |
9455 | |
9456 | if (!isa<TagDecl>(D)) |
9457 | D->setInvalidDecl(); |
9458 | |
9459 | |
9460 | |
9461 | Deserializing RecursionGuard(this); |
9462 | |
9463 | std::string CanonDefModule = |
9464 | getOwningModuleNameForDiagnostic(cast<Decl>(CanonDef)); |
9465 | Diag(D->getLocation(), diag::err_module_odr_violation_missing_decl) |
9466 | << D << getOwningModuleNameForDiagnostic(D) |
9467 | << CanonDef << CanonDefModule.empty() << CanonDefModule; |
9468 | |
9469 | if (Candidates.empty()) |
9470 | Diag(cast<Decl>(CanonDef)->getLocation(), |
9471 | diag::note_module_odr_violation_no_possible_decls) << D; |
9472 | else { |
9473 | for (unsigned I = 0, N = Candidates.size(); I != N; ++I) |
9474 | Diag(Candidates[I]->getLocation(), |
9475 | diag::note_module_odr_violation_possible_decl) |
9476 | << Candidates[I]; |
9477 | } |
9478 | |
9479 | DiagnosedOdrMergeFailures.insert(CanonDef); |
9480 | } |
9481 | } |
9482 | |
9483 | if (OdrMergeFailures.empty() && FunctionOdrMergeFailures.empty() && |
9484 | EnumOdrMergeFailures.empty()) |
9485 | return; |
9486 | |
9487 | |
9488 | |
9489 | Deserializing RecursionGuard(this); |
9490 | |
9491 | |
9492 | ODRHash Hash; |
9493 | auto ComputeQualTypeODRHash = [&Hash](QualType Ty) { |
9494 | Hash.clear(); |
9495 | Hash.AddQualType(Ty); |
9496 | return Hash.CalculateHash(); |
9497 | }; |
9498 | |
9499 | auto ComputeODRHash = [&Hash](const Stmt *S) { |
9500 | assert(S); |
9501 | Hash.clear(); |
9502 | Hash.AddStmt(S); |
9503 | return Hash.CalculateHash(); |
9504 | }; |
9505 | |
9506 | auto ComputeSubDeclODRHash = [&Hash](const Decl *D) { |
9507 | assert(D); |
9508 | Hash.clear(); |
9509 | Hash.AddSubDecl(D); |
9510 | return Hash.CalculateHash(); |
9511 | }; |
9512 | |
9513 | auto ComputeTemplateArgumentODRHash = [&Hash](const TemplateArgument &TA) { |
9514 | Hash.clear(); |
9515 | Hash.AddTemplateArgument(TA); |
9516 | return Hash.CalculateHash(); |
9517 | }; |
9518 | |
9519 | auto ComputeTemplateParameterListODRHash = |
9520 | [&Hash](const TemplateParameterList *TPL) { |
9521 | assert(TPL); |
9522 | Hash.clear(); |
9523 | Hash.AddTemplateParameterList(TPL); |
9524 | return Hash.CalculateHash(); |
9525 | }; |
9526 | |
9527 | |
9528 | |
9529 | |
9530 | enum ODRMismatchDecl { |
9531 | EndOfClass, |
9532 | PublicSpecifer, |
9533 | PrivateSpecifer, |
9534 | ProtectedSpecifer, |
9535 | StaticAssert, |
9536 | Field, |
9537 | CXXMethod, |
9538 | TypeAlias, |
9539 | TypeDef, |
9540 | Var, |
9541 | Friend, |
9542 | FunctionTemplate, |
9543 | Other |
9544 | }; |
9545 | |
9546 | |
9547 | |
9548 | enum ODRMismatchDeclDifference { |
9549 | StaticAssertCondition, |
9550 | StaticAssertMessage, |
9551 | StaticAssertOnlyMessage, |
9552 | FieldName, |
9553 | FieldTypeName, |
9554 | FieldSingleBitField, |
9555 | FieldDifferentWidthBitField, |
9556 | FieldSingleMutable, |
9557 | FieldSingleInitializer, |
9558 | FieldDifferentInitializers, |
9559 | MethodName, |
9560 | MethodDeleted, |
9561 | MethodDefaulted, |
9562 | MethodVirtual, |
9563 | MethodStatic, |
9564 | MethodVolatile, |
9565 | MethodConst, |
9566 | MethodInline, |
9567 | MethodNumberParameters, |
9568 | MethodParameterType, |
9569 | MethodParameterName, |
9570 | MethodParameterSingleDefaultArgument, |
9571 | MethodParameterDifferentDefaultArgument, |
9572 | MethodNoTemplateArguments, |
9573 | MethodDifferentNumberTemplateArguments, |
9574 | MethodDifferentTemplateArgument, |
9575 | MethodSingleBody, |
9576 | MethodDifferentBody, |
9577 | TypedefName, |
9578 | TypedefType, |
9579 | VarName, |
9580 | VarType, |
9581 | VarSingleInitializer, |
9582 | VarDifferentInitializer, |
9583 | VarConstexpr, |
9584 | FriendTypeFunction, |
9585 | FriendType, |
9586 | FriendFunction, |
9587 | FunctionTemplateDifferentNumberParameters, |
9588 | FunctionTemplateParameterDifferentKind, |
9589 | FunctionTemplateParameterName, |
9590 | FunctionTemplateParameterSingleDefaultArgument, |
9591 | FunctionTemplateParameterDifferentDefaultArgument, |
9592 | FunctionTemplateParameterDifferentType, |
9593 | FunctionTemplatePackParameter, |
9594 | }; |
9595 | |
9596 | |
9597 | |
9598 | |
9599 | auto ODRDiagDeclError = [this](NamedDecl *FirstRecord, StringRef FirstModule, |
9600 | SourceLocation Loc, SourceRange Range, |
9601 | ODRMismatchDeclDifference DiffType) { |
9602 | return Diag(Loc, diag::err_module_odr_violation_mismatch_decl_diff) |
9603 | << FirstRecord << FirstModule.empty() << FirstModule << Range |
9604 | << DiffType; |
9605 | }; |
9606 | auto ODRDiagDeclNote = [this](StringRef SecondModule, SourceLocation Loc, |
9607 | SourceRange Range, ODRMismatchDeclDifference DiffType) { |
9608 | return Diag(Loc, diag::note_module_odr_violation_mismatch_decl_diff) |
9609 | << SecondModule << Range << DiffType; |
9610 | }; |
9611 | |
9612 | auto ODRDiagField = [this, &ODRDiagDeclError, &ODRDiagDeclNote, |
9613 | &ComputeQualTypeODRHash, &ComputeODRHash]( |
9614 | NamedDecl *FirstRecord, StringRef FirstModule, |
9615 | StringRef SecondModule, FieldDecl *FirstField, |
9616 | FieldDecl *SecondField) { |
9617 | IdentifierInfo *FirstII = FirstField->getIdentifier(); |
9618 | IdentifierInfo *SecondII = SecondField->getIdentifier(); |
9619 | if (FirstII->getName() != SecondII->getName()) { |
9620 | ODRDiagDeclError(FirstRecord, FirstModule, FirstField->getLocation(), |
9621 | FirstField->getSourceRange(), FieldName) |
9622 | << FirstII; |
9623 | ODRDiagDeclNote(SecondModule, SecondField->getLocation(), |
9624 | SecondField->getSourceRange(), FieldName) |
9625 | << SecondII; |
9626 | |
9627 | return true; |
9628 | } |
9629 | |
9630 | assert(getContext().hasSameType(FirstField->getType(), |
9631 | SecondField->getType())); |
9632 | |
9633 | QualType FirstType = FirstField->getType(); |
9634 | QualType SecondType = SecondField->getType(); |
9635 | if (ComputeQualTypeODRHash(FirstType) != |
9636 | ComputeQualTypeODRHash(SecondType)) { |
9637 | ODRDiagDeclError(FirstRecord, FirstModule, FirstField->getLocation(), |
9638 | FirstField->getSourceRange(), FieldTypeName) |
9639 | << FirstII << FirstType; |
9640 | ODRDiagDeclNote(SecondModule, SecondField->getLocation(), |
9641 | SecondField->getSourceRange(), FieldTypeName) |
9642 | << SecondII << SecondType; |
9643 | |
9644 | return true; |
9645 | } |
9646 | |
9647 | const bool IsFirstBitField = FirstField->isBitField(); |
9648 | const bool IsSecondBitField = SecondField->isBitField(); |
9649 | if (IsFirstBitField != IsSecondBitField) { |
9650 | ODRDiagDeclError(FirstRecord, FirstModule, FirstField->getLocation(), |
9651 | FirstField->getSourceRange(), FieldSingleBitField) |
9652 | << FirstII << IsFirstBitField; |
9653 | ODRDiagDeclNote(SecondModule, SecondField->getLocation(), |
9654 | SecondField->getSourceRange(), FieldSingleBitField) |
9655 | << SecondII << IsSecondBitField; |
9656 | return true; |
9657 | } |
9658 | |
9659 | if (IsFirstBitField && IsSecondBitField) { |
9660 | unsigned FirstBitWidthHash = |
9661 | ComputeODRHash(FirstField->getBitWidth()); |
9662 | unsigned SecondBitWidthHash = |
9663 | ComputeODRHash(SecondField->getBitWidth()); |
9664 | if (FirstBitWidthHash != SecondBitWidthHash) { |
9665 | ODRDiagDeclError(FirstRecord, FirstModule, FirstField->getLocation(), |
9666 | FirstField->getSourceRange(), |
9667 | FieldDifferentWidthBitField) |
9668 | << FirstII << FirstField->getBitWidth()->getSourceRange(); |
9669 | ODRDiagDeclNote(SecondModule, SecondField->getLocation(), |
9670 | SecondField->getSourceRange(), |
9671 | FieldDifferentWidthBitField) |
9672 | << SecondII << SecondField->getBitWidth()->getSourceRange(); |
9673 | return true; |
9674 | } |
9675 | } |
9676 | |
9677 | if (!PP.getLangOpts().CPlusPlus) |
9678 | return false; |
9679 | |
9680 | const bool IsFirstMutable = FirstField->isMutable(); |
9681 | const bool IsSecondMutable = SecondField->isMutable(); |
9682 | if (IsFirstMutable != IsSecondMutable) { |
9683 | ODRDiagDeclError(FirstRecord, FirstModule, FirstField->getLocation(), |
9684 | FirstField->getSourceRange(), FieldSingleMutable) |
9685 | << FirstII << IsFirstMutable; |
9686 | ODRDiagDeclNote(SecondModule, SecondField->getLocation(), |
9687 | SecondField->getSourceRange(), FieldSingleMutable) |
9688 | << SecondII << IsSecondMutable; |
9689 | return true; |
9690 | } |
9691 | |
9692 | const Expr *FirstInitializer = FirstField->getInClassInitializer(); |
9693 | const Expr *SecondInitializer = SecondField->getInClassInitializer(); |
9694 | if ((!FirstInitializer && SecondInitializer) || |
9695 | (FirstInitializer && !SecondInitializer)) { |
9696 | ODRDiagDeclError(FirstRecord, FirstModule, FirstField->getLocation(), |
9697 | FirstField->getSourceRange(), FieldSingleInitializer) |
9698 | << FirstII << (FirstInitializer != nullptr); |
9699 | ODRDiagDeclNote(SecondModule, SecondField->getLocation(), |
9700 | SecondField->getSourceRange(), FieldSingleInitializer) |
9701 | << SecondII << (SecondInitializer != nullptr); |
9702 | return true; |
9703 | } |
9704 | |
9705 | if (FirstInitializer && SecondInitializer) { |
9706 | unsigned FirstInitHash = ComputeODRHash(FirstInitializer); |
9707 | unsigned SecondInitHash = ComputeODRHash(SecondInitializer); |
9708 | if (FirstInitHash != SecondInitHash) { |
9709 | ODRDiagDeclError(FirstRecord, FirstModule, FirstField->getLocation(), |
9710 | FirstField->getSourceRange(), |
9711 | FieldDifferentInitializers) |
9712 | << FirstII << FirstInitializer->getSourceRange(); |
9713 | ODRDiagDeclNote(SecondModule, SecondField->getLocation(), |
9714 | SecondField->getSourceRange(), |
9715 | FieldDifferentInitializers) |
9716 | << SecondII << SecondInitializer->getSourceRange(); |
9717 | return true; |
9718 | } |
9719 | } |
9720 | |
9721 | return false; |
9722 | }; |
9723 | |
9724 | auto ODRDiagTypeDefOrAlias = |
9725 | [&ODRDiagDeclError, &ODRDiagDeclNote, &ComputeQualTypeODRHash]( |
9726 | NamedDecl *FirstRecord, StringRef FirstModule, StringRef SecondModule, |
9727 | TypedefNameDecl *FirstTD, TypedefNameDecl *SecondTD, |
9728 | bool IsTypeAlias) { |
9729 | auto FirstName = FirstTD->getDeclName(); |
9730 | auto SecondName = SecondTD->getDeclName(); |
9731 | if (FirstName != SecondName) { |
9732 | ODRDiagDeclError(FirstRecord, FirstModule, FirstTD->getLocation(), |
9733 | FirstTD->getSourceRange(), TypedefName) |
9734 | << IsTypeAlias << FirstName; |
9735 | ODRDiagDeclNote(SecondModule, SecondTD->getLocation(), |
9736 | SecondTD->getSourceRange(), TypedefName) |
9737 | << IsTypeAlias << SecondName; |
9738 | return true; |
9739 | } |
9740 | |
9741 | QualType FirstType = FirstTD->getUnderlyingType(); |
9742 | QualType SecondType = SecondTD->getUnderlyingType(); |
9743 | if (ComputeQualTypeODRHash(FirstType) != |
9744 | ComputeQualTypeODRHash(SecondType)) { |
9745 | ODRDiagDeclError(FirstRecord, FirstModule, FirstTD->getLocation(), |
9746 | FirstTD->getSourceRange(), TypedefType) |
9747 | << IsTypeAlias << FirstName << FirstType; |
9748 | ODRDiagDeclNote(SecondModule, SecondTD->getLocation(), |
9749 | SecondTD->getSourceRange(), TypedefType) |
9750 | << IsTypeAlias << SecondName << SecondType; |
9751 | return true; |
9752 | } |
9753 | |
9754 | return false; |
9755 | }; |
9756 | |
9757 | auto ODRDiagVar = [&ODRDiagDeclError, &ODRDiagDeclNote, |
9758 | &ComputeQualTypeODRHash, &ComputeODRHash, |
9759 | this](NamedDecl *FirstRecord, StringRef FirstModule, |
9760 | StringRef SecondModule, VarDecl *FirstVD, |
9761 | VarDecl *SecondVD) { |
9762 | auto FirstName = FirstVD->getDeclName(); |
9763 | auto SecondName = SecondVD->getDeclName(); |
9764 | if (FirstName != SecondName) { |
9765 | ODRDiagDeclError(FirstRecord, FirstModule, FirstVD->getLocation(), |
9766 | FirstVD->getSourceRange(), VarName) |
9767 | << FirstName; |
9768 | ODRDiagDeclNote(SecondModule, SecondVD->getLocation(), |
9769 | SecondVD->getSourceRange(), VarName) |
9770 | << SecondName; |
9771 | return true; |
9772 | } |
9773 | |
9774 | QualType FirstType = FirstVD->getType(); |
9775 | QualType SecondType = SecondVD->getType(); |
9776 | if (ComputeQualTypeODRHash(FirstType) != |
9777 | ComputeQualTypeODRHash(SecondType)) { |
9778 | ODRDiagDeclError(FirstRecord, FirstModule, FirstVD->getLocation(), |
9779 | FirstVD->getSourceRange(), VarType) |
9780 | << FirstName << FirstType; |
9781 | ODRDiagDeclNote(SecondModule, SecondVD->getLocation(), |
9782 | SecondVD->getSourceRange(), VarType) |
9783 | << SecondName << SecondType; |
9784 | return true; |
9785 | } |
9786 | |
9787 | if (!PP.getLangOpts().CPlusPlus) |
9788 | return false; |
9789 | |
9790 | const Expr *FirstInit = FirstVD->getInit(); |
9791 | const Expr *SecondInit = SecondVD->getInit(); |
9792 | if ((FirstInit == nullptr) != (SecondInit == nullptr)) { |
9793 | ODRDiagDeclError(FirstRecord, FirstModule, FirstVD->getLocation(), |
9794 | FirstVD->getSourceRange(), VarSingleInitializer) |
9795 | << FirstName << (FirstInit == nullptr) |
9796 | << (FirstInit ? FirstInit->getSourceRange() : SourceRange()); |
9797 | ODRDiagDeclNote(SecondModule, SecondVD->getLocation(), |
9798 | SecondVD->getSourceRange(), VarSingleInitializer) |
9799 | << SecondName << (SecondInit == nullptr) |
9800 | << (SecondInit ? SecondInit->getSourceRange() : SourceRange()); |
9801 | return true; |
9802 | } |
9803 | |
9804 | if (FirstInit && SecondInit && |
9805 | ComputeODRHash(FirstInit) != ComputeODRHash(SecondInit)) { |
9806 | ODRDiagDeclError(FirstRecord, FirstModule, FirstVD->getLocation(), |
9807 | FirstVD->getSourceRange(), VarDifferentInitializer) |
9808 | << FirstName << FirstInit->getSourceRange(); |
9809 | ODRDiagDeclNote(SecondModule, SecondVD->getLocation(), |
9810 | SecondVD->getSourceRange(), VarDifferentInitializer) |
9811 | << SecondName << SecondInit->getSourceRange(); |
9812 | return true; |
9813 | } |
9814 | |
9815 | const bool FirstIsConstexpr = FirstVD->isConstexpr(); |
9816 | const bool SecondIsConstexpr = SecondVD->isConstexpr(); |
9817 | if (FirstIsConstexpr != SecondIsConstexpr) { |
9818 | ODRDiagDeclError(FirstRecord, FirstModule, FirstVD->getLocation(), |
9819 | FirstVD->getSourceRange(), VarConstexpr) |
9820 | << FirstName << FirstIsConstexpr; |
9821 | ODRDiagDeclNote(SecondModule, SecondVD->getLocation(), |
9822 | SecondVD->getSourceRange(), VarConstexpr) |
9823 | << SecondName << SecondIsConstexpr; |
9824 | return true; |
9825 | } |
9826 | return false; |
9827 | }; |
9828 | |
9829 | auto DifferenceSelector = [](Decl *D) { |
9830 | assert(D && "valid Decl required"); |
9831 | switch (D->getKind()) { |
9832 | default: |
9833 | return Other; |
9834 | case Decl::AccessSpec: |
9835 | switch (D->getAccess()) { |
9836 | case AS_public: |
9837 | return PublicSpecifer; |
9838 | case AS_private: |
9839 | return PrivateSpecifer; |
9840 | case AS_protected: |
9841 | return ProtectedSpecifer; |
9842 | case AS_none: |
9843 | break; |
9844 | } |
9845 | llvm_unreachable("Invalid access specifier"); |
9846 | case Decl::StaticAssert: |
9847 | return StaticAssert; |
9848 | case Decl::Field: |
9849 | return Field; |
9850 | case Decl::CXXMethod: |
9851 | case Decl::CXXConstructor: |
9852 | case Decl::CXXDestructor: |
9853 | return CXXMethod; |
9854 | case Decl::TypeAlias: |
9855 | return TypeAlias; |
9856 | case Decl::Typedef: |
9857 | return TypeDef; |
9858 | case Decl::Var: |
9859 | return Var; |
9860 | case Decl::Friend: |
9861 | return Friend; |
9862 | case Decl::FunctionTemplate: |
9863 | return FunctionTemplate; |
9864 | } |
9865 | }; |
9866 | |
9867 | using DeclHashes = llvm::SmallVector<std::pair<Decl *, unsigned>, 4>; |
9868 | auto PopulateHashes = [&ComputeSubDeclODRHash](DeclHashes &Hashes, |
9869 | RecordDecl *Record, |
9870 | const DeclContext *DC) { |
9871 | for (auto *D : Record->decls()) { |
9872 | if (!ODRHash::isDeclToBeProcessed(D, DC)) |
9873 | continue; |
9874 | Hashes.emplace_back(D, ComputeSubDeclODRHash(D)); |
9875 | } |
9876 | }; |
9877 | |
9878 | struct DiffResult { |
9879 | Decl *FirstDecl = nullptr, *SecondDecl = nullptr; |
9880 | ODRMismatchDecl FirstDiffType = Other, SecondDiffType = Other; |
9881 | }; |
9882 | |
9883 | |
9884 | |
9885 | |
9886 | auto FindTypeDiffs = [&DifferenceSelector](DeclHashes &FirstHashes, |
9887 | DeclHashes &SecondHashes) { |
9888 | DiffResult DR; |
9889 | auto FirstIt = FirstHashes.begin(); |
9890 | auto SecondIt = SecondHashes.begin(); |
9891 | while (FirstIt != FirstHashes.end() || SecondIt != SecondHashes.end()) { |
9892 | if (FirstIt != FirstHashes.end() && SecondIt != SecondHashes.end() && |
9893 | FirstIt->second == SecondIt->second) { |
9894 | ++FirstIt; |
9895 | ++SecondIt; |
9896 | continue; |
9897 | } |
9898 | |
9899 | DR.FirstDecl = FirstIt == FirstHashes.end() ? nullptr : FirstIt->first; |
9900 | DR.SecondDecl = |
9901 | SecondIt == SecondHashes.end() ? nullptr : SecondIt->first; |
9902 | |
9903 | DR.FirstDiffType = |
9904 | DR.FirstDecl ? DifferenceSelector(DR.FirstDecl) : EndOfClass; |
9905 | DR.SecondDiffType = |
9906 | DR.SecondDecl ? DifferenceSelector(DR.SecondDecl) : EndOfClass; |
9907 | return DR; |
9908 | } |
9909 | return DR; |
9910 | }; |
9911 | |
9912 | |
9913 | |
9914 | |
9915 | auto DiagnoseODRUnexpected = [this](DiffResult &DR, NamedDecl *FirstRecord, |
9916 | StringRef FirstModule, |
9917 | NamedDecl *SecondRecord, |
9918 | StringRef SecondModule) { |
9919 | Diag(FirstRecord->getLocation(), |
9920 | diag::err_module_odr_violation_different_definitions) |
9921 | << FirstRecord << FirstModule.empty() << FirstModule; |
9922 | |
9923 | if (DR.FirstDecl) { |
9924 | Diag(DR.FirstDecl->getLocation(), diag::note_first_module_difference) |
9925 | << FirstRecord << DR.FirstDecl->getSourceRange(); |
9926 | } |
9927 | |
9928 | Diag(SecondRecord->getLocation(), |
9929 | diag::note_module_odr_violation_different_definitions) |
9930 | << SecondModule; |
9931 | |
9932 | if (DR.SecondDecl) { |
9933 | Diag(DR.SecondDecl->getLocation(), diag::note_second_module_difference) |
9934 | << DR.SecondDecl->getSourceRange(); |
9935 | } |
9936 | }; |
9937 | |
9938 | auto DiagnoseODRMismatch = |
9939 | [this](DiffResult &DR, NamedDecl *FirstRecord, StringRef FirstModule, |
9940 | NamedDecl *SecondRecord, StringRef SecondModule) { |
9941 | SourceLocation FirstLoc; |
9942 | SourceRange FirstRange; |
9943 | auto *FirstTag = dyn_cast<TagDecl>(FirstRecord); |
9944 | if (DR.FirstDiffType == EndOfClass && FirstTag) { |
9945 | FirstLoc = FirstTag->getBraceRange().getEnd(); |
9946 | } else { |
9947 | FirstLoc = DR.FirstDecl->getLocation(); |
9948 | FirstRange = DR.FirstDecl->getSourceRange(); |
9949 | } |
9950 | Diag(FirstLoc, diag::err_module_odr_violation_mismatch_decl) |
9951 | << FirstRecord << FirstModule.empty() << FirstModule << FirstRange |
9952 | << DR.FirstDiffType; |
9953 | |
9954 | SourceLocation SecondLoc; |
9955 | SourceRange SecondRange; |
9956 | auto *SecondTag = dyn_cast<TagDecl>(SecondRecord); |
9957 | if (DR.SecondDiffType == EndOfClass && SecondTag) { |
9958 | SecondLoc = SecondTag->getBraceRange().getEnd(); |
9959 | } else { |
9960 | SecondLoc = DR.SecondDecl->getLocation(); |
9961 | SecondRange = DR.SecondDecl->getSourceRange(); |
9962 | } |
9963 | Diag(SecondLoc, diag::note_module_odr_violation_mismatch_decl) |
9964 | << SecondModule << SecondRange << DR.SecondDiffType; |
9965 | }; |
9966 | |
9967 | |
9968 | for (auto &Merge : OdrMergeFailures) { |
9969 | |
9970 | |
9971 | if (!DiagnosedOdrMergeFailures.insert(Merge.first).second) |
9972 | continue; |
9973 | |
9974 | bool Diagnosed = false; |
9975 | CXXRecordDecl *FirstRecord = Merge.first; |
9976 | std::string FirstModule = getOwningModuleNameForDiagnostic(FirstRecord); |
9977 | for (auto &RecordPair : Merge.second) { |
9978 | CXXRecordDecl *SecondRecord = RecordPair.first; |
9979 | |
9980 | |
9981 | if (FirstRecord == SecondRecord) |
9982 | continue; |
9983 | |
9984 | std::string SecondModule = getOwningModuleNameForDiagnostic(SecondRecord); |
9985 | |
9986 | auto *FirstDD = FirstRecord->DefinitionData; |
9987 | auto *SecondDD = RecordPair.second; |
9988 | |
9989 | assert(FirstDD && SecondDD && "Definitions without DefinitionData"); |
9990 | |
9991 | |
9992 | if (FirstDD != SecondDD) { |
9993 | enum ODRDefinitionDataDifference { |
9994 | NumBases, |
9995 | NumVBases, |
9996 | BaseType, |
9997 | BaseVirtual, |
9998 | BaseAccess, |
9999 | }; |
10000 | auto ODRDiagBaseError = [FirstRecord, &FirstModule, |
10001 | this](SourceLocation Loc, SourceRange Range, |
10002 | ODRDefinitionDataDifference DiffType) { |
10003 | return Diag(Loc, diag::err_module_odr_violation_definition_data) |
10004 | << FirstRecord << FirstModule.empty() << FirstModule << Range |
10005 | << DiffType; |
10006 | }; |
10007 | auto ODRDiagBaseNote = [&SecondModule, |
10008 | this](SourceLocation Loc, SourceRange Range, |
10009 | ODRDefinitionDataDifference DiffType) { |
10010 | return Diag(Loc, diag::note_module_odr_violation_definition_data) |
10011 | << SecondModule << Range << DiffType; |
10012 | }; |
10013 | |
10014 | unsigned FirstNumBases = FirstDD->NumBases; |
10015 | unsigned FirstNumVBases = FirstDD->NumVBases; |
10016 | unsigned SecondNumBases = SecondDD->NumBases; |
10017 | unsigned SecondNumVBases = SecondDD->NumVBases; |
10018 | |
10019 | auto GetSourceRange = [](struct CXXRecordDecl::DefinitionData *DD) { |
10020 | unsigned NumBases = DD->NumBases; |
10021 | if (NumBases == 0) return SourceRange(); |
10022 | auto bases = DD->bases(); |
10023 | return SourceRange(bases[0].getBeginLoc(), |
10024 | bases[NumBases - 1].getEndLoc()); |
10025 | }; |
10026 | |
10027 | if (FirstNumBases != SecondNumBases) { |
10028 | ODRDiagBaseError(FirstRecord->getLocation(), GetSourceRange(FirstDD), |
10029 | NumBases) |
10030 | << FirstNumBases; |
10031 | ODRDiagBaseNote(SecondRecord->getLocation(), GetSourceRange(SecondDD), |
10032 | NumBases) |
10033 | << SecondNumBases; |
10034 | Diagnosed = true; |
10035 | break; |
10036 | } |
10037 | |
10038 | if (FirstNumVBases != SecondNumVBases) { |
10039 | ODRDiagBaseError(FirstRecord->getLocation(), GetSourceRange(FirstDD), |
10040 | NumVBases) |
10041 | << FirstNumVBases; |
10042 | ODRDiagBaseNote(SecondRecord->getLocation(), GetSourceRange(SecondDD), |
10043 | NumVBases) |
10044 | << SecondNumVBases; |
10045 | Diagnosed = true; |
10046 | break; |
10047 | } |
10048 | |
10049 | auto FirstBases = FirstDD->bases(); |
10050 | auto SecondBases = SecondDD->bases(); |
10051 | unsigned i = 0; |
10052 | for (i = 0; i < FirstNumBases; ++i) { |
10053 | auto FirstBase = FirstBases[i]; |
10054 | auto SecondBase = SecondBases[i]; |
10055 | if (ComputeQualTypeODRHash(FirstBase.getType()) != |
10056 | ComputeQualTypeODRHash(SecondBase.getType())) { |
10057 | ODRDiagBaseError(FirstRecord->getLocation(), |
10058 | FirstBase.getSourceRange(), BaseType) |
10059 | << (i + 1) << FirstBase.getType(); |
10060 | ODRDiagBaseNote(SecondRecord->getLocation(), |
10061 | SecondBase.getSourceRange(), BaseType) |
10062 | << (i + 1) << SecondBase.getType(); |
10063 | break; |
10064 | } |
10065 | |
10066 | if (FirstBase.isVirtual() != SecondBase.isVirtual()) { |
10067 | ODRDiagBaseError(FirstRecord->getLocation(), |
10068 | FirstBase.getSourceRange(), BaseVirtual) |
10069 | << (i + 1) << FirstBase.isVirtual() << FirstBase.getType(); |
10070 | ODRDiagBaseNote(SecondRecord->getLocation(), |
10071 | SecondBase.getSourceRange(), BaseVirtual) |
10072 | << (i + 1) << SecondBase.isVirtual() << SecondBase.getType(); |
10073 | break; |
10074 | } |
10075 | |
10076 | if (FirstBase.getAccessSpecifierAsWritten() != |
10077 | SecondBase.getAccessSpecifierAsWritten()) { |
10078 | ODRDiagBaseError(FirstRecord->getLocation(), |
10079 | FirstBase.getSourceRange(), BaseAccess) |
10080 | << (i + 1) << FirstBase.getType() |
10081 | << (int)FirstBase.getAccessSpecifierAsWritten(); |
10082 | ODRDiagBaseNote(SecondRecord->getLocation(), |
10083 | SecondBase.getSourceRange(), BaseAccess) |
10084 | << (i + 1) << SecondBase.getType() |
10085 | << (int)SecondBase.getAccessSpecifierAsWritten(); |
10086 | break; |
10087 | } |
10088 | } |
10089 | |
10090 | if (i != FirstNumBases) { |
10091 | Diagnosed = true; |
10092 | break; |
10093 | } |
10094 | } |
10095 | |
10096 | const ClassTemplateDecl *FirstTemplate = |
10097 | FirstRecord->getDescribedClassTemplate(); |
10098 | const ClassTemplateDecl *SecondTemplate = |
10099 | SecondRecord->getDescribedClassTemplate(); |
10100 | |
10101 | assert(!FirstTemplate == !SecondTemplate && |
10102 | "Both pointers should be null or non-null"); |
10103 | |
10104 | enum ODRTemplateDifference { |
10105 | ParamEmptyName, |
10106 | ParamName, |
10107 | ParamSingleDefaultArgument, |
10108 | ParamDifferentDefaultArgument, |
10109 | }; |
10110 | |
10111 | if (FirstTemplate && SecondTemplate) { |
10112 | DeclHashes FirstTemplateHashes; |
10113 | DeclHashes SecondTemplateHashes; |
10114 | |
10115 | auto PopulateTemplateParameterHashs = |
10116 | [&ComputeSubDeclODRHash](DeclHashes &Hashes, |
10117 | const ClassTemplateDecl *TD) { |
10118 | for (auto *D : TD->getTemplateParameters()->asArray()) { |
10119 | Hashes.emplace_back(D, ComputeSubDeclODRHash(D)); |
10120 | } |
10121 | }; |
10122 | |
10123 | PopulateTemplateParameterHashs(FirstTemplateHashes, FirstTemplate); |
10124 | PopulateTemplateParameterHashs(SecondTemplateHashes, SecondTemplate); |
10125 | |
10126 | assert(FirstTemplateHashes.size() == SecondTemplateHashes.size() && |
10127 | "Number of template parameters should be equal."); |
10128 | |
10129 | auto FirstIt = FirstTemplateHashes.begin(); |
10130 | auto FirstEnd = FirstTemplateHashes.end(); |
10131 | auto SecondIt = SecondTemplateHashes.begin(); |
10132 | for (; FirstIt != FirstEnd; ++FirstIt, ++SecondIt) { |
10133 | if (FirstIt->second == SecondIt->second) |
10134 | continue; |
10135 | |
10136 | auto ODRDiagTemplateError = [FirstRecord, &FirstModule, this]( |
10137 | SourceLocation Loc, SourceRange Range, |
10138 | ODRTemplateDifference DiffType) { |
10139 | return Diag(Loc, diag::err_module_odr_violation_template_parameter) |
10140 | << FirstRecord << FirstModule.empty() << FirstModule << Range |
10141 | << DiffType; |
10142 | }; |
10143 | auto ODRDiagTemplateNote = [&SecondModule, this]( |
10144 | SourceLocation Loc, SourceRange Range, |
10145 | ODRTemplateDifference DiffType) { |
10146 | return Diag(Loc, diag::note_module_odr_violation_template_parameter) |
10147 | << SecondModule << Range << DiffType; |
10148 | }; |
10149 | |
10150 | const NamedDecl* FirstDecl = cast<NamedDecl>(FirstIt->first); |
10151 | const NamedDecl* SecondDecl = cast<NamedDecl>(SecondIt->first); |
10152 | |
10153 | assert(FirstDecl->getKind() == SecondDecl->getKind() && |
10154 | "Parameter Decl's should be the same kind."); |
10155 | |
10156 | DeclarationName FirstName = FirstDecl->getDeclName(); |
10157 | DeclarationName SecondName = SecondDecl->getDeclName(); |
10158 | |
10159 | if (FirstName != SecondName) { |
10160 | const bool FirstNameEmpty = |
10161 | FirstName.isIdentifier() && !FirstName.getAsIdentifierInfo(); |
10162 | const bool SecondNameEmpty = |
10163 | SecondName.isIdentifier() && !SecondName.getAsIdentifierInfo(); |
10164 | assert((!FirstNameEmpty || !SecondNameEmpty) && |
10165 | "Both template parameters cannot be unnamed."); |
10166 | ODRDiagTemplateError(FirstDecl->getLocation(), |
10167 | FirstDecl->getSourceRange(), |
10168 | FirstNameEmpty ? ParamEmptyName : ParamName) |
10169 | << FirstName; |
10170 | ODRDiagTemplateNote(SecondDecl->getLocation(), |
10171 | SecondDecl->getSourceRange(), |
10172 | SecondNameEmpty ? ParamEmptyName : ParamName) |
10173 | << SecondName; |
10174 | break; |
10175 | } |
10176 | |
10177 | switch (FirstDecl->getKind()) { |
10178 | default: |
10179 | llvm_unreachable("Invalid template parameter type."); |
10180 | case Decl::TemplateTypeParm: { |
10181 | const auto *FirstParam = cast<TemplateTypeParmDecl>(FirstDecl); |
10182 | const auto *SecondParam = cast<TemplateTypeParmDecl>(SecondDecl); |
10183 | const bool HasFirstDefaultArgument = |
10184 | FirstParam->hasDefaultArgument() && |
10185 | !FirstParam->defaultArgumentWasInherited(); |
10186 | const bool HasSecondDefaultArgument = |
10187 | SecondParam->hasDefaultArgument() && |
10188 | !SecondParam->defaultArgumentWasInherited(); |
10189 | |
10190 | if (HasFirstDefaultArgument != HasSecondDefaultArgument) { |
10191 | ODRDiagTemplateError(FirstDecl->getLocation(), |
10192 | FirstDecl->getSourceRange(), |
10193 | ParamSingleDefaultArgument) |
10194 | << HasFirstDefaultArgument; |
10195 | ODRDiagTemplateNote(SecondDecl->getLocation(), |
10196 | SecondDecl->getSourceRange(), |
10197 | ParamSingleDefaultArgument) |
10198 | << HasSecondDefaultArgument; |
10199 | break; |
10200 | } |
10201 | |
10202 | assert(HasFirstDefaultArgument && HasSecondDefaultArgument && |
10203 | "Expecting default arguments."); |
10204 | |
10205 | ODRDiagTemplateError(FirstDecl->getLocation(), |
10206 | FirstDecl->getSourceRange(), |
10207 | ParamDifferentDefaultArgument); |
10208 | ODRDiagTemplateNote(SecondDecl->getLocation(), |
10209 | SecondDecl->getSourceRange(), |
10210 | ParamDifferentDefaultArgument); |
10211 | |
10212 | break; |
10213 | } |
10214 | case Decl::NonTypeTemplateParm: { |
10215 | const auto *FirstParam = cast<NonTypeTemplateParmDecl>(FirstDecl); |
10216 | const auto *SecondParam = cast<NonTypeTemplateParmDecl>(SecondDecl); |
10217 | const bool HasFirstDefaultArgument = |
10218 | FirstParam->hasDefaultArgument() && |
10219 | !FirstParam->defaultArgumentWasInherited(); |
10220 | const bool HasSecondDefaultArgument = |
10221 | SecondParam->hasDefaultArgument() && |
10222 | !SecondParam->defaultArgumentWasInherited(); |
10223 | |
10224 | if (HasFirstDefaultArgument != HasSecondDefaultArgument) { |
10225 | ODRDiagTemplateError(FirstDecl->getLocation(), |
10226 | FirstDecl->getSourceRange(), |
10227 | ParamSingleDefaultArgument) |
10228 | << HasFirstDefaultArgument; |
10229 | ODRDiagTemplateNote(SecondDecl->getLocation(), |
10230 | SecondDecl->getSourceRange(), |
10231 | ParamSingleDefaultArgument) |
10232 | << HasSecondDefaultArgument; |
10233 | break; |
10234 | } |
10235 | |
10236 | assert(HasFirstDefaultArgument && HasSecondDefaultArgument && |
10237 | "Expecting default arguments."); |
10238 | |
10239 | ODRDiagTemplateError(FirstDecl->getLocation(), |
10240 | FirstDecl->getSourceRange(), |
10241 | ParamDifferentDefaultArgument); |
10242 | ODRDiagTemplateNote(SecondDecl->getLocation(), |
10243 | SecondDecl->getSourceRange(), |
10244 | ParamDifferentDefaultArgument); |
10245 | |
10246 | break; |
10247 | } |
10248 | case Decl::TemplateTemplateParm: { |
10249 | const auto *FirstParam = cast<TemplateTemplateParmDecl>(FirstDecl); |
10250 | const auto *SecondParam = |
10251 | cast<TemplateTemplateParmDecl>(SecondDecl); |
10252 | const bool HasFirstDefaultArgument = |
10253 | FirstParam->hasDefaultArgument() && |
10254 | !FirstParam->defaultArgumentWasInherited(); |
10255 | const bool HasSecondDefaultArgument = |
10256 | SecondParam->hasDefaultArgument() && |
10257 | !SecondParam->defaultArgumentWasInherited(); |
10258 | |
10259 | if (HasFirstDefaultArgument != HasSecondDefaultArgument) { |
10260 | ODRDiagTemplateError(FirstDecl->getLocation(), |
10261 | FirstDecl->getSourceRange(), |
10262 | ParamSingleDefaultArgument) |
10263 | << HasFirstDefaultArgument; |
10264 | ODRDiagTemplateNote(SecondDecl->getLocation(), |
10265 | SecondDecl->getSourceRange(), |
10266 | ParamSingleDefaultArgument) |
10267 | << HasSecondDefaultArgument; |
10268 | break; |
10269 | } |
10270 | |
10271 | assert(HasFirstDefaultArgument && HasSecondDefaultArgument && |
10272 | "Expecting default arguments."); |
10273 | |
10274 | ODRDiagTemplateError(FirstDecl->getLocation(), |
10275 | FirstDecl->getSourceRange(), |
10276 | ParamDifferentDefaultArgument); |
10277 | ODRDiagTemplateNote(SecondDecl->getLocation(), |
10278 | SecondDecl->getSourceRange(), |
10279 | ParamDifferentDefaultArgument); |
10280 | |
10281 | break; |
10282 | } |
10283 | } |
10284 | |
10285 | break; |
10286 | } |
10287 | |
10288 | if (FirstIt != FirstEnd) { |
10289 | Diagnosed = true; |
10290 | break; |
10291 | } |
10292 | } |
10293 | |
10294 | DeclHashes FirstHashes; |
10295 | DeclHashes SecondHashes; |
10296 | const DeclContext *DC = FirstRecord; |
10297 | PopulateHashes(FirstHashes, FirstRecord, DC); |
10298 | PopulateHashes(SecondHashes, SecondRecord, DC); |
10299 | |
10300 | auto DR = FindTypeDiffs(FirstHashes, SecondHashes); |
10301 | ODRMismatchDecl FirstDiffType = DR.FirstDiffType; |
10302 | ODRMismatchDecl SecondDiffType = DR.SecondDiffType; |
10303 | Decl *FirstDecl = DR.FirstDecl; |
10304 | Decl *SecondDecl = DR.SecondDecl; |
10305 | |
10306 | if (FirstDiffType == Other || SecondDiffType == Other) { |
10307 | DiagnoseODRUnexpected(DR, FirstRecord, FirstModule, SecondRecord, |
10308 | SecondModule); |
10309 | Diagnosed = true; |
10310 | break; |
10311 | } |
10312 | |
10313 | if (FirstDiffType != SecondDiffType) { |
10314 | DiagnoseODRMismatch(DR, FirstRecord, FirstModule, SecondRecord, |
10315 | SecondModule); |
10316 | Diagnosed = true; |
10317 | break; |
10318 | } |
10319 | |
10320 | assert(FirstDiffType == SecondDiffType); |
10321 | |
10322 | switch (FirstDiffType) { |
10323 | case Other: |
10324 | case EndOfClass: |
10325 | case PublicSpecifer: |
10326 | case PrivateSpecifer: |
10327 | case ProtectedSpecifer: |
10328 | llvm_unreachable("Invalid diff type"); |
10329 | |
10330 | case StaticAssert: { |
10331 | StaticAssertDecl *FirstSA = cast<StaticAssertDecl>(FirstDecl); |
10332 | StaticAssertDecl *SecondSA = cast<StaticAssertDecl>(SecondDecl); |
10333 | |
10334 | Expr *FirstExpr = FirstSA->getAssertExpr(); |
10335 | Expr *SecondExpr = SecondSA->getAssertExpr(); |
10336 | unsigned FirstODRHash = ComputeODRHash(FirstExpr); |
10337 | unsigned SecondODRHash = ComputeODRHash(SecondExpr); |
10338 | if (FirstODRHash != SecondODRHash) { |
10339 | ODRDiagDeclError(FirstRecord, FirstModule, FirstExpr->getBeginLoc(), |
10340 | FirstExpr->getSourceRange(), StaticAssertCondition); |
10341 | ODRDiagDeclNote(SecondModule, SecondExpr->getBeginLoc(), |
10342 | SecondExpr->getSourceRange(), StaticAssertCondition); |
10343 | Diagnosed = true; |
10344 | break; |
10345 | } |
10346 | |
10347 | StringLiteral *FirstStr = FirstSA->getMessage(); |
10348 | StringLiteral *SecondStr = SecondSA->getMessage(); |
10349 | assert((FirstStr || SecondStr) && "Both messages cannot be empty"); |
10350 | if ((FirstStr && !SecondStr) || (!FirstStr && SecondStr)) { |
10351 | SourceLocation FirstLoc, SecondLoc; |
10352 | SourceRange FirstRange, SecondRange; |
10353 | if (FirstStr) { |
10354 | FirstLoc = FirstStr->getBeginLoc(); |
10355 | FirstRange = FirstStr->getSourceRange(); |
10356 | } else { |
10357 | FirstLoc = FirstSA->getBeginLoc(); |
10358 | FirstRange = FirstSA->getSourceRange(); |
10359 | } |
10360 | if (SecondStr) { |
10361 | SecondLoc = SecondStr->getBeginLoc(); |
10362 | SecondRange = SecondStr->getSourceRange(); |
10363 | } else { |
10364 | SecondLoc = SecondSA->getBeginLoc(); |
10365 | SecondRange = SecondSA->getSourceRange(); |
10366 | } |
10367 | ODRDiagDeclError(FirstRecord, FirstModule, FirstLoc, FirstRange, |
10368 | StaticAssertOnlyMessage) |
10369 | << (FirstStr == nullptr); |
10370 | ODRDiagDeclNote(SecondModule, SecondLoc, SecondRange, |
10371 | StaticAssertOnlyMessage) |
10372 | << (SecondStr == nullptr); |
10373 | Diagnosed = true; |
10374 | break; |
10375 | } |
10376 | |
10377 | if (FirstStr && SecondStr && |
10378 | FirstStr->getString() != SecondStr->getString()) { |
10379 | ODRDiagDeclError(FirstRecord, FirstModule, FirstStr->getBeginLoc(), |
10380 | FirstStr->getSourceRange(), StaticAssertMessage); |
10381 | ODRDiagDeclNote(SecondModule, SecondStr->getBeginLoc(), |
10382 | SecondStr->getSourceRange(), StaticAssertMessage); |
10383 | Diagnosed = true; |
10384 | break; |
10385 | } |
10386 | break; |
10387 | } |
10388 | case Field: { |
10389 | Diagnosed = ODRDiagField(FirstRecord, FirstModule, SecondModule, |
10390 | cast<FieldDecl>(FirstDecl), |
10391 | cast<FieldDecl>(SecondDecl)); |
10392 | break; |
10393 | } |
10394 | case CXXMethod: { |
10395 | enum { |
10396 | DiagMethod, |
10397 | DiagConstructor, |
10398 | DiagDestructor, |
10399 | } FirstMethodType, |
10400 | SecondMethodType; |
10401 | auto GetMethodTypeForDiagnostics = [](const CXXMethodDecl* D) { |
10402 | if (isa<CXXConstructorDecl>(D)) return DiagConstructor; |
10403 | if (isa<CXXDestructorDecl>(D)) return DiagDestructor; |
10404 | return DiagMethod; |
10405 | }; |
10406 | const CXXMethodDecl *FirstMethod = cast<CXXMethodDecl>(FirstDecl); |
10407 | const CXXMethodDecl *SecondMethod = cast<CXXMethodDecl>(SecondDecl); |
10408 | FirstMethodType = GetMethodTypeForDiagnostics(FirstMethod); |
10409 | SecondMethodType = GetMethodTypeForDiagnostics(SecondMethod); |
10410 | auto FirstName = FirstMethod->getDeclName(); |
10411 | auto SecondName = SecondMethod->getDeclName(); |
10412 | if (FirstMethodType != SecondMethodType || FirstName != SecondName) { |
10413 | ODRDiagDeclError(FirstRecord, FirstModule, FirstMethod->getLocation(), |
10414 | FirstMethod->getSourceRange(), MethodName) |
10415 | << FirstMethodType << FirstName; |
10416 | ODRDiagDeclNote(SecondModule, SecondMethod->getLocation(), |
10417 | SecondMethod->getSourceRange(), MethodName) |
10418 | << SecondMethodType << SecondName; |
10419 | |
10420 | Diagnosed = true; |
10421 | break; |
10422 | } |
10423 | |
10424 | const bool FirstDeleted = FirstMethod->isDeletedAsWritten(); |
10425 | const bool SecondDeleted = SecondMethod->isDeletedAsWritten(); |
10426 | if (FirstDeleted != SecondDeleted) { |
10427 | ODRDiagDeclError(FirstRecord, FirstModule, FirstMethod->getLocation(), |
10428 | FirstMethod->getSourceRange(), MethodDeleted) |
10429 | << FirstMethodType << FirstName << FirstDeleted; |
10430 | |
10431 | ODRDiagDeclNote(SecondModule, SecondMethod->getLocation(), |
10432 | SecondMethod->getSourceRange(), MethodDeleted) |
10433 | << SecondMethodType << SecondName << SecondDeleted; |
10434 | Diagnosed = true; |
10435 | break; |
10436 | } |
10437 | |
10438 | const bool FirstDefaulted = FirstMethod->isExplicitlyDefaulted(); |
10439 | const bool SecondDefaulted = SecondMethod->isExplicitlyDefaulted(); |
10440 | if (FirstDefaulted != SecondDefaulted) { |
10441 | ODRDiagDeclError(FirstRecord, FirstModule, FirstMethod->getLocation(), |
10442 | FirstMethod->getSourceRange(), MethodDefaulted) |
10443 | << FirstMethodType << FirstName << FirstDefaulted; |
10444 | |
10445 | ODRDiagDeclNote(SecondModule, SecondMethod->getLocation(), |
10446 | SecondMethod->getSourceRange(), MethodDefaulted) |
10447 | << SecondMethodType << SecondName << SecondDefaulted; |
10448 | Diagnosed = true; |
10449 | break; |
10450 | } |
10451 | |
10452 | const bool FirstVirtual = FirstMethod->isVirtualAsWritten(); |
10453 | const bool SecondVirtual = SecondMethod->isVirtualAsWritten(); |
10454 | const bool FirstPure = FirstMethod->isPure(); |
10455 | const bool SecondPure = SecondMethod->isPure(); |
10456 | if ((FirstVirtual || SecondVirtual) && |
10457 | (FirstVirtual != SecondVirtual || FirstPure != SecondPure)) { |
10458 | ODRDiagDeclError(FirstRecord, FirstModule, FirstMethod->getLocation(), |
10459 | FirstMethod->getSourceRange(), MethodVirtual) |
10460 | << FirstMethodType << FirstName << FirstPure << FirstVirtual; |
10461 | ODRDiagDeclNote(SecondModule, SecondMethod->getLocation(), |
10462 | SecondMethod->getSourceRange(), MethodVirtual) |
10463 | << SecondMethodType << SecondName << SecondPure << SecondVirtual; |
10464 | Diagnosed = true; |
10465 | break; |
10466 | } |
10467 | |
10468 | |
10469 | |
10470 | |
10471 | const auto FirstStorage = FirstMethod->getStorageClass(); |
10472 | const auto SecondStorage = SecondMethod->getStorageClass(); |
10473 | const bool FirstStatic = FirstStorage == SC_Static; |
10474 | const bool SecondStatic = SecondStorage == SC_Static; |
10475 | if (FirstStatic != SecondStatic) { |
10476 | ODRDiagDeclError(FirstRecord, FirstModule, FirstMethod->getLocation(), |
10477 | FirstMethod->getSourceRange(), MethodStatic) |
10478 | << FirstMethodType << FirstName << FirstStatic; |
10479 | ODRDiagDeclNote(SecondModule, SecondMethod->getLocation(), |
10480 | SecondMethod->getSourceRange(), MethodStatic) |
10481 | << SecondMethodType << SecondName << SecondStatic; |
10482 | Diagnosed = true; |
10483 | break; |
10484 | } |
10485 | |
10486 | const bool FirstVolatile = FirstMethod->isVolatile(); |
10487 | const bool SecondVolatile = SecondMethod->isVolatile(); |
10488 | if (FirstVolatile != SecondVolatile) { |
10489 | ODRDiagDeclError(FirstRecord, FirstModule, FirstMethod->getLocation(), |
10490 | FirstMethod->getSourceRange(), MethodVolatile) |
10491 | << FirstMethodType << FirstName << FirstVolatile; |
10492 | ODRDiagDeclNote(SecondModule, SecondMethod->getLocation(), |
10493 | SecondMethod->getSourceRange(), MethodVolatile) |
10494 | << SecondMethodType << SecondName << SecondVolatile; |
10495 | Diagnosed = true; |
10496 | break; |
10497 | } |
10498 | |
10499 | const bool FirstConst = FirstMethod->isConst(); |
10500 | const bool SecondConst = SecondMethod->isConst(); |
10501 | if (FirstConst != SecondConst) { |
10502 | ODRDiagDeclError(FirstRecord, FirstModule, FirstMethod->getLocation(), |
10503 | FirstMethod->getSourceRange(), MethodConst) |
10504 | << FirstMethodType << FirstName << FirstConst; |
10505 | ODRDiagDeclNote(SecondModule, SecondMethod->getLocation(), |
10506 | SecondMethod->getSourceRange(), MethodConst) |
10507 | << SecondMethodType << SecondName << SecondConst; |
10508 | Diagnosed = true; |
10509 | break; |
10510 | } |
10511 | |
10512 | const bool FirstInline = FirstMethod->isInlineSpecified(); |
10513 | const bool SecondInline = SecondMethod->isInlineSpecified(); |
10514 | if (FirstInline != SecondInline) { |
10515 | ODRDiagDeclError(FirstRecord, FirstModule, FirstMethod->getLocation(), |
10516 | FirstMethod->getSourceRange(), MethodInline) |
10517 | << FirstMethodType << FirstName << FirstInline; |
10518 | ODRDiagDeclNote(SecondModule, SecondMethod->getLocation(), |
10519 | SecondMethod->getSourceRange(), MethodInline) |
10520 | << SecondMethodType << SecondName << SecondInline; |
10521 | Diagnosed = true; |
10522 | break; |
10523 | } |
10524 | |
10525 | const unsigned FirstNumParameters = FirstMethod->param_size(); |
10526 | const unsigned SecondNumParameters = SecondMethod->param_size(); |
10527 | if (FirstNumParameters != SecondNumParameters) { |
10528 | ODRDiagDeclError(FirstRecord, FirstModule, FirstMethod->getLocation(), |
10529 | FirstMethod->getSourceRange(), |
10530 | MethodNumberParameters) |
10531 | << FirstMethodType << FirstName << FirstNumParameters; |
10532 | ODRDiagDeclNote(SecondModule, SecondMethod->getLocation(), |
10533 | SecondMethod->getSourceRange(), |
10534 | MethodNumberParameters) |
10535 | << SecondMethodType << SecondName << SecondNumParameters; |
10536 | Diagnosed = true; |
10537 | break; |
10538 | } |
10539 | |
10540 | |
10541 | bool ParameterMismatch = false; |
10542 | for (unsigned I = 0; I < FirstNumParameters; ++I) { |
10543 | const ParmVarDecl *FirstParam = FirstMethod->getParamDecl(I); |
10544 | const ParmVarDecl *SecondParam = SecondMethod->getParamDecl(I); |
10545 | |
10546 | QualType FirstParamType = FirstParam->getType(); |
10547 | QualType SecondParamType = SecondParam->getType(); |
10548 | if (FirstParamType != SecondParamType && |
10549 | ComputeQualTypeODRHash(FirstParamType) != |
10550 | ComputeQualTypeODRHash(SecondParamType)) { |
10551 | if (const DecayedType *ParamDecayedType = |
10552 | FirstParamType->getAs<DecayedType>()) { |
10553 | ODRDiagDeclError( |
10554 | FirstRecord, FirstModule, FirstMethod->getLocation(), |
10555 | FirstMethod->getSourceRange(), MethodParameterType) |
10556 | << FirstMethodType << FirstName << (I + 1) << FirstParamType |
10557 | << true << ParamDecayedType->getOriginalType(); |
10558 | } else { |
10559 | ODRDiagDeclError( |
10560 | FirstRecord, FirstModule, FirstMethod->getLocation(), |
10561 | FirstMethod->getSourceRange(), MethodParameterType) |
10562 | << FirstMethodType << FirstName << (I + 1) << FirstParamType |
10563 | << false; |
10564 | } |
10565 | |
10566 | if (const DecayedType *ParamDecayedType = |
10567 | SecondParamType->getAs<DecayedType>()) { |
10568 | ODRDiagDeclNote(SecondModule, SecondMethod->getLocation(), |
10569 | SecondMethod->getSourceRange(), |
10570 | MethodParameterType) |
10571 | << SecondMethodType << SecondName << (I + 1) |
10572 | << SecondParamType << true |
10573 | << ParamDecayedType->getOriginalType(); |
10574 | } else { |
10575 | ODRDiagDeclNote(SecondModule, SecondMethod->getLocation(), |
10576 | SecondMethod->getSourceRange(), |
10577 | MethodParameterType) |
10578 | << SecondMethodType << SecondName << (I + 1) |
10579 | << SecondParamType << false; |
10580 | } |
10581 | ParameterMismatch = true; |
10582 | break; |
10583 | } |
10584 | |
10585 | DeclarationName FirstParamName = FirstParam->getDeclName(); |
10586 | DeclarationName SecondParamName = SecondParam->getDeclName(); |
10587 | if (FirstParamName != SecondParamName) { |
10588 | ODRDiagDeclError(FirstRecord, FirstModule, |
10589 | FirstMethod->getLocation(), |
10590 | FirstMethod->getSourceRange(), MethodParameterName) |
10591 | << FirstMethodType << FirstName << (I + 1) << FirstParamName; |
10592 | ODRDiagDeclNote(SecondModule, SecondMethod->getLocation(), |
10593 | SecondMethod->getSourceRange(), MethodParameterName) |
10594 | << SecondMethodType << SecondName << (I + 1) << SecondParamName; |
10595 | ParameterMismatch = true; |
10596 | break; |
10597 | } |
10598 | |
10599 | const Expr *FirstInit = FirstParam->getInit(); |
10600 | const Expr *SecondInit = SecondParam->getInit(); |
10601 | if ((FirstInit == nullptr) != (SecondInit == nullptr)) { |
10602 | ODRDiagDeclError(FirstRecord, FirstModule, |
10603 | FirstMethod->getLocation(), |
10604 | FirstMethod->getSourceRange(), |
10605 | MethodParameterSingleDefaultArgument) |
10606 | << FirstMethodType << FirstName << (I + 1) |
10607 | << (FirstInit == nullptr) |
10608 | << (FirstInit ? FirstInit->getSourceRange() : SourceRange()); |
10609 | ODRDiagDeclNote(SecondModule, SecondMethod->getLocation(), |
10610 | SecondMethod->getSourceRange(), |
10611 | MethodParameterSingleDefaultArgument) |
10612 | << SecondMethodType << SecondName << (I + 1) |
10613 | << (SecondInit == nullptr) |
10614 | << (SecondInit ? SecondInit->getSourceRange() : SourceRange()); |
10615 | ParameterMismatch = true; |
10616 | break; |
10617 | } |
10618 | |
10619 | if (FirstInit && SecondInit && |
10620 | ComputeODRHash(FirstInit) != ComputeODRHash(SecondInit)) { |
10621 | ODRDiagDeclError(FirstRecord, FirstModule, |
10622 | FirstMethod->getLocation(), |
10623 | FirstMethod->getSourceRange(), |
10624 | MethodParameterDifferentDefaultArgument) |
10625 | << FirstMethodType << FirstName << (I + 1) |
10626 | << FirstInit->getSourceRange(); |
10627 | ODRDiagDeclNote(SecondModule, SecondMethod->getLocation(), |
10628 | SecondMethod->getSourceRange(), |
10629 | MethodParameterDifferentDefaultArgument) |
10630 | << SecondMethodType << SecondName << (I + 1) |
10631 | << SecondInit->getSourceRange(); |
10632 | ParameterMismatch = true; |
10633 | break; |
10634 | |
10635 | } |
10636 | } |
10637 | |
10638 | if (ParameterMismatch) { |
10639 | Diagnosed = true; |
10640 | break; |
10641 | } |
10642 | |
10643 | const auto *FirstTemplateArgs = |
10644 | FirstMethod->getTemplateSpecializationArgs(); |
10645 | const auto *SecondTemplateArgs = |
10646 | SecondMethod->getTemplateSpecializationArgs(); |
10647 | |
10648 | if ((FirstTemplateArgs && !SecondTemplateArgs) || |
10649 | (!FirstTemplateArgs && SecondTemplateArgs)) { |
10650 | ODRDiagDeclError(FirstRecord, FirstModule, FirstMethod->getLocation(), |
10651 | FirstMethod->getSourceRange(), |
10652 | MethodNoTemplateArguments) |
10653 | << FirstMethodType << FirstName << (FirstTemplateArgs != nullptr); |
10654 | ODRDiagDeclNote(SecondModule, SecondMethod->getLocation(), |
10655 | SecondMethod->getSourceRange(), |
10656 | MethodNoTemplateArguments) |
10657 | << SecondMethodType << SecondName |
10658 | << (SecondTemplateArgs != nullptr); |
10659 | |
10660 | Diagnosed = true; |
10661 | break; |
10662 | } |
10663 | |
10664 | if (FirstTemplateArgs && SecondTemplateArgs) { |
10665 | |
10666 | auto ExpandTemplateArgumentList = |
10667 | [](const TemplateArgumentList *TAL) { |
10668 | llvm::SmallVector<const TemplateArgument *, 8> ExpandedList; |
10669 | for (const TemplateArgument &TA : TAL->asArray()) { |
10670 | if (TA.getKind() != TemplateArgument::Pack) { |
10671 | ExpandedList.push_back(&TA); |
10672 | continue; |
10673 | } |
10674 | for (const TemplateArgument &PackTA : TA.getPackAsArray()) { |
10675 | ExpandedList.push_back(&PackTA); |
10676 | } |
10677 | } |
10678 | return ExpandedList; |
10679 | }; |
10680 | llvm::SmallVector<const TemplateArgument *, 8> FirstExpandedList = |
10681 | ExpandTemplateArgumentList(FirstTemplateArgs); |
10682 | llvm::SmallVector<const TemplateArgument *, 8> SecondExpandedList = |
10683 | ExpandTemplateArgumentList(SecondTemplateArgs); |
10684 | |
10685 | if (FirstExpandedList.size() != SecondExpandedList.size()) { |
10686 | ODRDiagDeclError(FirstRecord, FirstModule, |
10687 | FirstMethod->getLocation(), |
10688 | FirstMethod->getSourceRange(), |
10689 | MethodDifferentNumberTemplateArguments) |
10690 | << FirstMethodType << FirstName |
10691 | << (unsigned)FirstExpandedList.size(); |
10692 | ODRDiagDeclNote(SecondModule, SecondMethod->getLocation(), |
10693 | SecondMethod->getSourceRange(), |
10694 | MethodDifferentNumberTemplateArguments) |
10695 | << SecondMethodType << SecondName |
10696 | << (unsigned)SecondExpandedList.size(); |
10697 | |
10698 | Diagnosed = true; |
10699 | break; |
10700 | } |
10701 | |
10702 | bool TemplateArgumentMismatch = false; |
10703 | for (unsigned i = 0, e = FirstExpandedList.size(); i != e; ++i) { |
10704 | const TemplateArgument &FirstTA = *FirstExpandedList[i], |
10705 | &SecondTA = *SecondExpandedList[i]; |
10706 | if (ComputeTemplateArgumentODRHash(FirstTA) == |
10707 | ComputeTemplateArgumentODRHash(SecondTA)) { |
10708 | continue; |
10709 | } |
10710 | |
10711 | ODRDiagDeclError( |
10712 | FirstRecord, FirstModule, FirstMethod->getLocation(), |
10713 | FirstMethod->getSourceRange(), MethodDifferentTemplateArgument) |
10714 | << FirstMethodType << FirstName << FirstTA << i + 1; |
10715 | ODRDiagDeclNote(SecondModule, SecondMethod->getLocation(), |
10716 | SecondMethod->getSourceRange(), |
10717 | MethodDifferentTemplateArgument) |
10718 | << SecondMethodType << SecondName << SecondTA << i + 1; |
10719 | |
10720 | TemplateArgumentMismatch = true; |
10721 | break; |
10722 | } |
10723 | |
10724 | if (TemplateArgumentMismatch) { |
10725 | Diagnosed = true; |
10726 | break; |
10727 | } |
10728 | } |
10729 | |
10730 | |
10731 | auto ComputeCXXMethodODRHash = [&Hash](const CXXMethodDecl *D) { |
10732 | Hash.clear(); |
10733 | Hash.AddFunctionDecl(D, true ); |
10734 | return Hash.CalculateHash(); |
10735 | }; |
10736 | |
10737 | |
10738 | |
10739 | |
10740 | const bool HasFirstBody = |
10741 | ComputeCXXMethodODRHash(FirstMethod) != FirstMethod->getODRHash(); |
10742 | const bool HasSecondBody = |
10743 | ComputeCXXMethodODRHash(SecondMethod) != SecondMethod->getODRHash(); |
10744 | |
10745 | if (HasFirstBody != HasSecondBody) { |
10746 | ODRDiagDeclError(FirstRecord, FirstModule, FirstMethod->getLocation(), |
10747 | FirstMethod->getSourceRange(), MethodSingleBody) |
10748 | << FirstMethodType << FirstName << HasFirstBody; |
10749 | ODRDiagDeclNote(SecondModule, SecondMethod->getLocation(), |
10750 | SecondMethod->getSourceRange(), MethodSingleBody) |
10751 | << SecondMethodType << SecondName << HasSecondBody; |
10752 | Diagnosed = true; |
10753 | break; |
10754 | } |
10755 | |
10756 | if (HasFirstBody && HasSecondBody) { |
10757 | ODRDiagDeclError(FirstRecord, FirstModule, FirstMethod->getLocation(), |
10758 | FirstMethod->getSourceRange(), MethodDifferentBody) |
10759 | << FirstMethodType << FirstName; |
10760 | ODRDiagDeclNote(SecondModule, SecondMethod->getLocation(), |
10761 | SecondMethod->getSourceRange(), MethodDifferentBody) |
10762 | << SecondMethodType << SecondName; |
10763 | Diagnosed = true; |
10764 | break; |
10765 | } |
10766 | |
10767 | break; |
10768 | } |
10769 | case TypeAlias: |
10770 | case TypeDef: { |
10771 | Diagnosed = ODRDiagTypeDefOrAlias( |
10772 | FirstRecord, FirstModule, SecondModule, |
10773 | cast<TypedefNameDecl>(FirstDecl), cast<TypedefNameDecl>(SecondDecl), |
10774 | FirstDiffType == TypeAlias); |
10775 | break; |
10776 | } |
10777 | case Var: { |
10778 | Diagnosed = |
10779 | ODRDiagVar(FirstRecord, FirstModule, SecondModule, |
10780 | cast<VarDecl>(FirstDecl), cast<VarDecl>(SecondDecl)); |
10781 | break; |
10782 | } |
10783 | case Friend: { |
10784 | FriendDecl *FirstFriend = cast<FriendDecl>(FirstDecl); |
10785 | FriendDecl *SecondFriend = cast<FriendDecl>(SecondDecl); |
10786 | |
10787 | NamedDecl *FirstND = FirstFriend->getFriendDecl(); |
10788 | NamedDecl *SecondND = SecondFriend->getFriendDecl(); |
10789 | |
10790 | TypeSourceInfo *FirstTSI = FirstFriend->getFriendType(); |
10791 | TypeSourceInfo *SecondTSI = SecondFriend->getFriendType(); |
10792 | |
10793 | if (FirstND && SecondND) { |
10794 | ODRDiagDeclError(FirstRecord, FirstModule, |
10795 | FirstFriend->getFriendLoc(), |
10796 | FirstFriend->getSourceRange(), FriendFunction) |
10797 | << FirstND; |
10798 | ODRDiagDeclNote(SecondModule, SecondFriend->getFriendLoc(), |
10799 | SecondFriend->getSourceRange(), FriendFunction) |
10800 | << SecondND; |
10801 | |
10802 | Diagnosed = true; |
10803 | break; |
10804 | } |
10805 | |
10806 | if (FirstTSI && SecondTSI) { |
10807 | QualType FirstFriendType = FirstTSI->getType(); |
10808 | QualType SecondFriendType = SecondTSI->getType(); |
10809 | assert(ComputeQualTypeODRHash(FirstFriendType) != |
10810 | ComputeQualTypeODRHash(SecondFriendType)); |
10811 | ODRDiagDeclError(FirstRecord, FirstModule, |
10812 | FirstFriend->getFriendLoc(), |
10813 | FirstFriend->getSourceRange(), FriendType) |
10814 | << FirstFriendType; |
10815 | ODRDiagDeclNote(SecondModule, SecondFriend->getFriendLoc(), |
10816 | SecondFriend->getSourceRange(), FriendType) |
10817 | << SecondFriendType; |
10818 | Diagnosed = true; |
10819 | break; |
10820 | } |
10821 | |
10822 | ODRDiagDeclError(FirstRecord, FirstModule, FirstFriend->getFriendLoc(), |
10823 | FirstFriend->getSourceRange(), FriendTypeFunction) |
10824 | << (FirstTSI == nullptr); |
10825 | ODRDiagDeclNote(SecondModule, SecondFriend->getFriendLoc(), |
10826 | SecondFriend->getSourceRange(), FriendTypeFunction) |
10827 | << (SecondTSI == nullptr); |
10828 | |
10829 | Diagnosed = true; |
10830 | break; |
10831 | } |
10832 | case FunctionTemplate: { |
10833 | FunctionTemplateDecl *FirstTemplate = |
10834 | cast<FunctionTemplateDecl>(FirstDecl); |
10835 | FunctionTemplateDecl *SecondTemplate = |
10836 | cast<FunctionTemplateDecl>(SecondDecl); |
10837 | |
10838 | TemplateParameterList *FirstTPL = |
10839 | FirstTemplate->getTemplateParameters(); |
10840 | TemplateParameterList *SecondTPL = |
10841 | SecondTemplate->getTemplateParameters(); |
10842 | |
10843 | if (FirstTPL->size() != SecondTPL->size()) { |
10844 | ODRDiagDeclError(FirstRecord, FirstModule, |
10845 | FirstTemplate->getLocation(), |
10846 | FirstTemplate->getSourceRange(), |
10847 | FunctionTemplateDifferentNumberParameters) |
10848 | << FirstTemplate << FirstTPL->size(); |
10849 | ODRDiagDeclNote(SecondModule, SecondTemplate->getLocation(), |
10850 | SecondTemplate->getSourceRange(), |
10851 | FunctionTemplateDifferentNumberParameters) |
10852 | << SecondTemplate << SecondTPL->size(); |
10853 | |
10854 | Diagnosed = true; |
10855 | break; |
10856 | } |
10857 | |
10858 | bool ParameterMismatch = false; |
10859 | for (unsigned i = 0, e = FirstTPL->size(); i != e; ++i) { |
10860 | NamedDecl *FirstParam = FirstTPL->getParam(i); |
10861 | NamedDecl *SecondParam = SecondTPL->getParam(i); |
10862 | |
10863 | if (FirstParam->getKind() != SecondParam->getKind()) { |
10864 | enum { |
10865 | TemplateTypeParameter, |
10866 | NonTypeTemplateParameter, |
10867 | TemplateTemplateParameter, |
10868 | }; |
10869 | auto GetParamType = [](NamedDecl *D) { |
10870 | switch (D->getKind()) { |
10871 | default: |
10872 | llvm_unreachable("Unexpected template parameter type"); |
10873 | case Decl::TemplateTypeParm: |
10874 | return TemplateTypeParameter; |
10875 | case Decl::NonTypeTemplateParm: |
10876 | return NonTypeTemplateParameter; |
10877 | case Decl::TemplateTemplateParm: |
10878 | return TemplateTemplateParameter; |
10879 | } |
10880 | }; |
10881 | |
10882 | ODRDiagDeclError(FirstRecord, FirstModule, |
10883 | FirstTemplate->getLocation(), |
10884 | FirstTemplate->getSourceRange(), |
10885 | FunctionTemplateParameterDifferentKind) |
10886 | << FirstTemplate << (i + 1) << GetParamType(FirstParam); |
10887 | ODRDiagDeclNote(SecondModule, SecondTemplate->getLocation(), |
10888 | SecondTemplate->getSourceRange(), |
10889 | FunctionTemplateParameterDifferentKind) |
10890 | << SecondTemplate << (i + 1) << GetParamType(SecondParam); |
10891 | |
10892 | ParameterMismatch = true; |
10893 | break; |
10894 | } |
10895 | |
10896 | if (FirstParam->getName() != SecondParam->getName()) { |
10897 | ODRDiagDeclError( |
10898 | FirstRecord, FirstModule, FirstTemplate->getLocation(), |
10899 | FirstTemplate->getSourceRange(), FunctionTemplateParameterName) |
10900 | << FirstTemplate << (i + 1) << (bool)FirstParam->getIdentifier() |
10901 | << FirstParam; |
10902 | ODRDiagDeclNote(SecondModule, SecondTemplate->getLocation(), |
10903 | SecondTemplate->getSourceRange(), |
10904 | FunctionTemplateParameterName) |
10905 | << SecondTemplate << (i + 1) |
10906 | << (bool)SecondParam->getIdentifier() << SecondParam; |
10907 | ParameterMismatch = true; |
10908 | break; |
10909 | } |
10910 | |
10911 | if (isa<TemplateTypeParmDecl>(FirstParam) && |
10912 | isa<TemplateTypeParmDecl>(SecondParam)) { |
10913 | TemplateTypeParmDecl *FirstTTPD = |
10914 | cast<TemplateTypeParmDecl>(FirstParam); |
10915 | TemplateTypeParmDecl *SecondTTPD = |
10916 | cast<TemplateTypeParmDecl>(SecondParam); |
10917 | bool HasFirstDefaultArgument = |
10918 | FirstTTPD->hasDefaultArgument() && |
10919 | !FirstTTPD->defaultArgumentWasInherited(); |
10920 | bool HasSecondDefaultArgument = |
10921 | SecondTTPD->hasDefaultArgument() && |
10922 | !SecondTTPD->defaultArgumentWasInherited(); |
10923 | if (HasFirstDefaultArgument != HasSecondDefaultArgument) { |
10924 | ODRDiagDeclError(FirstRecord, FirstModule, |
10925 | FirstTemplate->getLocation(), |
10926 | FirstTemplate->getSourceRange(), |
10927 | FunctionTemplateParameterSingleDefaultArgument) |
10928 | << FirstTemplate << (i + 1) << HasFirstDefaultArgument; |
10929 | ODRDiagDeclNote(SecondModule, SecondTemplate->getLocation(), |
10930 | SecondTemplate->getSourceRange(), |
10931 | FunctionTemplateParameterSingleDefaultArgument) |
10932 | << SecondTemplate << (i + 1) << HasSecondDefaultArgument; |
10933 | ParameterMismatch = true; |
10934 | break; |
10935 | } |
10936 | |
10937 | if (HasFirstDefaultArgument && HasSecondDefaultArgument) { |
10938 | QualType FirstType = FirstTTPD->getDefaultArgument(); |
10939 | QualType SecondType = SecondTTPD->getDefaultArgument(); |
10940 | if (ComputeQualTypeODRHash(FirstType) != |
10941 | ComputeQualTypeODRHash(SecondType)) { |
10942 | ODRDiagDeclError( |
10943 | FirstRecord, FirstModule, FirstTemplate->getLocation(), |
10944 | FirstTemplate->getSourceRange(), |
10945 | FunctionTemplateParameterDifferentDefaultArgument) |
10946 | << FirstTemplate << (i + 1) << FirstType; |
10947 | ODRDiagDeclNote( |
10948 | SecondModule, SecondTemplate->getLocation(), |
10949 | SecondTemplate->getSourceRange(), |
10950 | FunctionTemplateParameterDifferentDefaultArgument) |
10951 | << SecondTemplate << (i + 1) << SecondType; |
10952 | ParameterMismatch = true; |
10953 | break; |
10954 | } |
10955 | } |
10956 | |
10957 | if (FirstTTPD->isParameterPack() != |
10958 | SecondTTPD->isParameterPack()) { |
10959 | ODRDiagDeclError(FirstRecord, FirstModule, |
10960 | FirstTemplate->getLocation(), |
10961 | FirstTemplate->getSourceRange(), |
10962 | FunctionTemplatePackParameter) |
10963 | << FirstTemplate << (i + 1) << FirstTTPD->isParameterPack(); |
10964 | ODRDiagDeclNote(SecondModule, SecondTemplate->getLocation(), |
10965 | SecondTemplate->getSourceRange(), |
10966 | FunctionTemplatePackParameter) |
10967 | << SecondTemplate << (i + 1) << SecondTTPD->isParameterPack(); |
10968 | ParameterMismatch = true; |
10969 | break; |
10970 | } |
10971 | } |
10972 | |
10973 | if (isa<TemplateTemplateParmDecl>(FirstParam) && |
10974 | isa<TemplateTemplateParmDecl>(SecondParam)) { |
10975 | TemplateTemplateParmDecl *FirstTTPD = |
10976 | cast<TemplateTemplateParmDecl>(FirstParam); |
10977 | TemplateTemplateParmDecl *SecondTTPD = |
10978 | cast<TemplateTemplateParmDecl>(SecondParam); |
10979 | |
10980 | TemplateParameterList *FirstTPL = |
10981 | FirstTTPD->getTemplateParameters(); |
10982 | TemplateParameterList *SecondTPL = |
10983 | SecondTTPD->getTemplateParameters(); |
10984 | |
10985 | if (ComputeTemplateParameterListODRHash(FirstTPL) != |
10986 | ComputeTemplateParameterListODRHash(SecondTPL)) { |
10987 | ODRDiagDeclError(FirstRecord, FirstModule, |
10988 | FirstTemplate->getLocation(), |
10989 | FirstTemplate->getSourceRange(), |
10990 | FunctionTemplateParameterDifferentType) |
10991 | << FirstTemplate << (i + 1); |
10992 | ODRDiagDeclNote(SecondModule, SecondTemplate->getLocation(), |
10993 | SecondTemplate->getSourceRange(), |
10994 | FunctionTemplateParameterDifferentType) |
10995 | << SecondTemplate << (i + 1); |
10996 | ParameterMismatch = true; |
10997 | break; |
10998 | } |
10999 | |
11000 | bool HasFirstDefaultArgument = |
11001 | FirstTTPD->hasDefaultArgument() && |
11002 | !FirstTTPD->defaultArgumentWasInherited(); |
11003 | bool HasSecondDefaultArgument = |
11004 | SecondTTPD->hasDefaultArgument() && |
11005 | !SecondTTPD->defaultArgumentWasInherited(); |
11006 | if (HasFirstDefaultArgument != HasSecondDefaultArgument) { |
11007 | ODRDiagDeclError(FirstRecord, FirstModule, |
11008 | FirstTemplate->getLocation(), |
11009 | FirstTemplate->getSourceRange(), |
11010 | FunctionTemplateParameterSingleDefaultArgument) |
11011 | << FirstTemplate << (i + 1) << HasFirstDefaultArgument; |
11012 | ODRDiagDeclNote(SecondModule, SecondTemplate->getLocation(), |
11013 | SecondTemplate->getSourceRange(), |
11014 | FunctionTemplateParameterSingleDefaultArgument) |
11015 | << SecondTemplate << (i + 1) << HasSecondDefaultArgument; |
11016 | ParameterMismatch = true; |
11017 | break; |
11018 | } |
11019 | |
11020 | if (HasFirstDefaultArgument && HasSecondDefaultArgument) { |
11021 | TemplateArgument FirstTA = |
11022 | FirstTTPD->getDefaultArgument().getArgument(); |
11023 | TemplateArgument SecondTA = |
11024 | SecondTTPD->getDefaultArgument().getArgument(); |
11025 | if (ComputeTemplateArgumentODRHash(FirstTA) != |
11026 | ComputeTemplateArgumentODRHash(SecondTA)) { |
11027 | ODRDiagDeclError( |
11028 | FirstRecord, FirstModule, FirstTemplate->getLocation(), |
11029 | FirstTemplate->getSourceRange(), |
11030 | FunctionTemplateParameterDifferentDefaultArgument) |
11031 | << FirstTemplate << (i + 1) << FirstTA; |
11032 | ODRDiagDeclNote( |
11033 | SecondModule, SecondTemplate->getLocation(), |
11034 | SecondTemplate->getSourceRange(), |
11035 | FunctionTemplateParameterDifferentDefaultArgument) |
11036 | << SecondTemplate << (i + 1) << SecondTA; |
11037 | ParameterMismatch = true; |
11038 | break; |
11039 | } |
11040 | } |
11041 | |
11042 | if (FirstTTPD->isParameterPack() != |
11043 | SecondTTPD->isParameterPack()) { |
11044 | ODRDiagDeclError(FirstRecord, FirstModule, |
11045 | FirstTemplate->getLocation(), |
11046 | FirstTemplate->getSourceRange(), |
11047 | FunctionTemplatePackParameter) |
11048 | << FirstTemplate << (i + 1) << FirstTTPD->isParameterPack(); |
11049 | ODRDiagDeclNote(SecondModule, SecondTemplate->getLocation(), |
11050 | SecondTemplate->getSourceRange(), |
11051 | FunctionTemplatePackParameter) |
11052 | << SecondTemplate << (i + 1) << SecondTTPD->isParameterPack(); |
11053 | ParameterMismatch = true; |
11054 | break; |
11055 | } |
11056 | } |
11057 | |
11058 | if (isa<NonTypeTemplateParmDecl>(FirstParam) && |
11059 | isa<NonTypeTemplateParmDecl>(SecondParam)) { |
11060 | NonTypeTemplateParmDecl *FirstNTTPD = |
11061 | cast<NonTypeTemplateParmDecl>(FirstParam); |
11062 | NonTypeTemplateParmDecl *SecondNTTPD = |
11063 | cast<NonTypeTemplateParmDecl>(SecondParam); |
11064 | |
11065 | QualType FirstType = FirstNTTPD->getType(); |
11066 | QualType SecondType = SecondNTTPD->getType(); |
11067 | if (ComputeQualTypeODRHash(FirstType) != |
11068 | ComputeQualTypeODRHash(SecondType)) { |
11069 | ODRDiagDeclError(FirstRecord, FirstModule, |
11070 | FirstTemplate->getLocation(), |
11071 | FirstTemplate->getSourceRange(), |
11072 | FunctionTemplateParameterDifferentType) |
11073 | << FirstTemplate << (i + 1); |
11074 | ODRDiagDeclNote(SecondModule, SecondTemplate->getLocation(), |
11075 | SecondTemplate->getSourceRange(), |
11076 | FunctionTemplateParameterDifferentType) |
11077 | << SecondTemplate << (i + 1); |
11078 | ParameterMismatch = true; |
11079 | break; |
11080 | } |
11081 | |
11082 | bool HasFirstDefaultArgument = |
11083 | FirstNTTPD->hasDefaultArgument() && |
11084 | !FirstNTTPD->defaultArgumentWasInherited(); |
11085 | bool HasSecondDefaultArgument = |
11086 | SecondNTTPD->hasDefaultArgument() && |
11087 | !SecondNTTPD->defaultArgumentWasInherited(); |
11088 | if (HasFirstDefaultArgument != HasSecondDefaultArgument) { |
11089 | ODRDiagDeclError(FirstRecord, FirstModule, |
11090 | FirstTemplate->getLocation(), |
11091 | FirstTemplate->getSourceRange(), |
11092 | FunctionTemplateParameterSingleDefaultArgument) |
11093 | << FirstTemplate << (i + 1) << HasFirstDefaultArgument; |
11094 | ODRDiagDeclNote(SecondModule, SecondTemplate->getLocation(), |
11095 | SecondTemplate->getSourceRange(), |
11096 | FunctionTemplateParameterSingleDefaultArgument) |
11097 | << SecondTemplate << (i + 1) << HasSecondDefaultArgument; |
11098 | ParameterMismatch = true; |
11099 | break; |
11100 | } |
11101 | |
11102 | if (HasFirstDefaultArgument && HasSecondDefaultArgument) { |
11103 | Expr *FirstDefaultArgument = FirstNTTPD->getDefaultArgument(); |
11104 | Expr *SecondDefaultArgument = SecondNTTPD->getDefaultArgument(); |
11105 | if (ComputeODRHash(FirstDefaultArgument) != |
11106 | ComputeODRHash(SecondDefaultArgument)) { |
11107 | ODRDiagDeclError( |
11108 | FirstRecord, FirstModule, FirstTemplate->getLocation(), |
11109 | FirstTemplate->getSourceRange(), |
11110 | FunctionTemplateParameterDifferentDefaultArgument) |
11111 | << FirstTemplate << (i + 1) << FirstDefaultArgument; |
11112 | ODRDiagDeclNote( |
11113 | SecondModule, SecondTemplate->getLocation(), |
11114 | SecondTemplate->getSourceRange(), |
11115 | FunctionTemplateParameterDifferentDefaultArgument) |
11116 | << SecondTemplate << (i + 1) << SecondDefaultArgument; |
11117 | ParameterMismatch = true; |
11118 | break; |
11119 | } |
11120 | } |
11121 | |
11122 | if (FirstNTTPD->isParameterPack() != |
11123 | SecondNTTPD->isParameterPack()) { |
11124 | ODRDiagDeclError(FirstRecord, FirstModule, |
11125 | FirstTemplate->getLocation(), |
11126 | FirstTemplate->getSourceRange(), |
11127 | FunctionTemplatePackParameter) |
11128 | << FirstTemplate << (i + 1) << FirstNTTPD->isParameterPack(); |
11129 | ODRDiagDeclNote(SecondModule, SecondTemplate->getLocation(), |
11130 | SecondTemplate->getSourceRange(), |
11131 | FunctionTemplatePackParameter) |
11132 | << SecondTemplate << (i + 1) |
11133 | << SecondNTTPD->isParameterPack(); |
11134 | ParameterMismatch = true; |
11135 | break; |
11136 | } |
11137 | } |
11138 | } |
11139 | |
11140 | if (ParameterMismatch) { |
11141 | Diagnosed = true; |
11142 | break; |
11143 | } |
11144 | |
11145 | break; |
11146 | } |
11147 | } |
11148 | |
11149 | if (Diagnosed) |
11150 | continue; |
11151 | |
11152 | Diag(FirstDecl->getLocation(), |
11153 | diag::err_module_odr_violation_mismatch_decl_unknown) |
11154 | << FirstRecord << FirstModule.empty() << FirstModule << FirstDiffType |
11155 | << FirstDecl->getSourceRange(); |
11156 | Diag(SecondDecl->getLocation(), |
11157 | diag::note_module_odr_violation_mismatch_decl_unknown) |
11158 | << SecondModule << FirstDiffType << SecondDecl->getSourceRange(); |
11159 | Diagnosed = true; |
11160 | } |
11161 | |
11162 | if (!Diagnosed) { |
11163 | |
11164 | |
11165 | |
11166 | |
11167 | |
11168 | |
11169 | Diag(Merge.first->getLocation(), |
11170 | diag::err_module_odr_violation_different_instantiations) |
11171 | << Merge.first; |
11172 | } |
11173 | } |
11174 | |
11175 | |
11176 | for (auto &Merge : FunctionOdrMergeFailures) { |
11177 | enum ODRFunctionDifference { |
11178 | ReturnType, |
11179 | ParameterName, |
11180 | ParameterType, |
11181 | ParameterSingleDefaultArgument, |
11182 | ParameterDifferentDefaultArgument, |
11183 | FunctionBody, |
11184 | }; |
11185 | |
11186 | FunctionDecl *FirstFunction = Merge.first; |
11187 | std::string FirstModule = getOwningModuleNameForDiagnostic(FirstFunction); |
11188 | |
11189 | bool Diagnosed = false; |
11190 | for (auto &SecondFunction : Merge.second) { |
11191 | |
11192 | if (FirstFunction == SecondFunction) |
11193 | continue; |
11194 | |
11195 | std::string SecondModule = |
11196 | getOwningModuleNameForDiagnostic(SecondFunction); |
11197 | |
11198 | auto ODRDiagError = [FirstFunction, &FirstModule, |
11199 | this](SourceLocation Loc, SourceRange Range, |
11200 | ODRFunctionDifference DiffType) { |
11201 | return Diag(Loc, diag::err_module_odr_violation_function) |
11202 | << FirstFunction << FirstModule.empty() << FirstModule << Range |
11203 | << DiffType; |
11204 | }; |
11205 | auto ODRDiagNote = [&SecondModule, this](SourceLocation Loc, |
11206 | SourceRange Range, |
11207 | ODRFunctionDifference DiffType) { |
11208 | return Diag(Loc, diag::note_module_odr_violation_function) |
11209 | << SecondModule << Range << DiffType; |
11210 | }; |
11211 | |
11212 | if (ComputeQualTypeODRHash(FirstFunction->getReturnType()) != |
11213 | ComputeQualTypeODRHash(SecondFunction->getReturnType())) { |
11214 | ODRDiagError(FirstFunction->getReturnTypeSourceRange().getBegin(), |
11215 | FirstFunction->getReturnTypeSourceRange(), ReturnType) |
11216 | << FirstFunction->getReturnType(); |
11217 | ODRDiagNote(SecondFunction->getReturnTypeSourceRange().getBegin(), |
11218 | SecondFunction->getReturnTypeSourceRange(), ReturnType) |
11219 | << SecondFunction->getReturnType(); |
11220 | Diagnosed = true; |
11221 | break; |
11222 | } |
11223 | |
11224 | assert(FirstFunction->param_size() == SecondFunction->param_size() && |
11225 | "Merged functions with different number of parameters"); |
11226 | |
11227 | auto ParamSize = FirstFunction->param_size(); |
11228 | bool ParameterMismatch = false; |
11229 | for (unsigned I = 0; I < ParamSize; ++I) { |
11230 | auto *FirstParam = FirstFunction->getParamDecl(I); |
11231 | auto *SecondParam = SecondFunction->getParamDecl(I); |
11232 | |
11233 | assert(getContext().hasSameType(FirstParam->getType(), |
11234 | SecondParam->getType()) && |
11235 | "Merged function has different parameter types."); |
11236 | |
11237 | if (FirstParam->getDeclName() != SecondParam->getDeclName()) { |
11238 | ODRDiagError(FirstParam->getLocation(), FirstParam->getSourceRange(), |
11239 | ParameterName) |
11240 | << I + 1 << FirstParam->getDeclName(); |
11241 | ODRDiagNote(SecondParam->getLocation(), SecondParam->getSourceRange(), |
11242 | ParameterName) |
11243 | << I + 1 << SecondParam->getDeclName(); |
11244 | ParameterMismatch = true; |
11245 | break; |
11246 | }; |
11247 | |
11248 | QualType FirstParamType = FirstParam->getType(); |
11249 | QualType SecondParamType = SecondParam->getType(); |
11250 | if (FirstParamType != SecondParamType && |
11251 | ComputeQualTypeODRHash(FirstParamType) != |
11252 | ComputeQualTypeODRHash(SecondParamType)) { |
11253 | if (const DecayedType *ParamDecayedType = |
11254 | FirstParamType->getAs<DecayedType>()) { |
11255 | ODRDiagError(FirstParam->getLocation(), |
11256 | FirstParam->getSourceRange(), ParameterType) |
11257 | << (I + 1) << FirstParamType << true |
11258 | << ParamDecayedType->getOriginalType(); |
11259 | } else { |
11260 | ODRDiagError(FirstParam->getLocation(), |
11261 | FirstParam->getSourceRange(), ParameterType) |
11262 | << (I + 1) << FirstParamType << false; |
11263 | } |
11264 | |
11265 | if (const DecayedType *ParamDecayedType = |
11266 | SecondParamType->getAs<DecayedType>()) { |
11267 | ODRDiagNote(SecondParam->getLocation(), |
11268 | SecondParam->getSourceRange(), ParameterType) |
11269 | << (I + 1) << SecondParamType << true |
11270 | << ParamDecayedType->getOriginalType(); |
11271 | } else { |
11272 | ODRDiagNote(SecondParam->getLocation(), |
11273 | SecondParam->getSourceRange(), ParameterType) |
11274 | << (I + 1) << SecondParamType << false; |
11275 | } |
11276 | ParameterMismatch = true; |
11277 | break; |
11278 | } |
11279 | |
11280 | const Expr *FirstInit = FirstParam->getInit(); |
11281 | const Expr *SecondInit = SecondParam->getInit(); |
11282 | if ((FirstInit == nullptr) != (SecondInit == nullptr)) { |
11283 | ODRDiagError(FirstParam->getLocation(), FirstParam->getSourceRange(), |
11284 | ParameterSingleDefaultArgument) |
11285 | << (I + 1) << (FirstInit == nullptr) |
11286 | << (FirstInit ? FirstInit->getSourceRange() : SourceRange()); |
11287 | ODRDiagNote(SecondParam->getLocation(), SecondParam->getSourceRange(), |
11288 | ParameterSingleDefaultArgument) |
11289 | << (I + 1) << (SecondInit == nullptr) |
11290 | << (SecondInit ? SecondInit->getSourceRange() : SourceRange()); |
11291 | ParameterMismatch = true; |
11292 | break; |
11293 | } |
11294 | |
11295 | if (FirstInit && SecondInit && |
11296 | ComputeODRHash(FirstInit) != ComputeODRHash(SecondInit)) { |
11297 | ODRDiagError(FirstParam->getLocation(), FirstParam->getSourceRange(), |
11298 | ParameterDifferentDefaultArgument) |
11299 | << (I + 1) << FirstInit->getSourceRange(); |
11300 | ODRDiagNote(SecondParam->getLocation(), SecondParam->getSourceRange(), |
11301 | ParameterDifferentDefaultArgument) |
11302 | << (I + 1) << SecondInit->getSourceRange(); |
11303 | ParameterMismatch = true; |
11304 | break; |
11305 | } |
11306 | |
11307 | assert(ComputeSubDeclODRHash(FirstParam) == |
11308 | ComputeSubDeclODRHash(SecondParam) && |
11309 | "Undiagnosed parameter difference."); |
11310 | } |
11311 | |
11312 | if (ParameterMismatch) { |
11313 | Diagnosed = true; |
11314 | break; |
11315 | } |
11316 | |
11317 | |
11318 | |
11319 | ODRDiagError(FirstFunction->getLocation(), |
11320 | FirstFunction->getSourceRange(), FunctionBody); |
11321 | ODRDiagNote(SecondFunction->getLocation(), |
11322 | SecondFunction->getSourceRange(), FunctionBody); |
11323 | Diagnosed = true; |
11324 | break; |
11325 | } |
11326 | (void)Diagnosed; |
11327 | assert(Diagnosed && "Unable to emit ODR diagnostic."); |
11328 | } |
11329 | |
11330 | |
11331 | for (auto &Merge : EnumOdrMergeFailures) { |
11332 | enum ODREnumDifference { |
11333 | SingleScopedEnum, |
11334 | EnumTagKeywordMismatch, |
11335 | SingleSpecifiedType, |
11336 | DifferentSpecifiedTypes, |
11337 | DifferentNumberEnumConstants, |
11338 | EnumConstantName, |
11339 | EnumConstantSingleInitilizer, |
11340 | EnumConstantDifferentInitilizer, |
11341 | }; |
11342 | |
11343 | |
11344 | |
11345 | if (!DiagnosedOdrMergeFailures.insert(Merge.first).second) |
11346 | continue; |
11347 | |
11348 | EnumDecl *FirstEnum = Merge.first; |
11349 | std::string FirstModule = getOwningModuleNameForDiagnostic(FirstEnum); |
11350 | |
11351 | using DeclHashes = |
11352 | llvm::SmallVector<std::pair<EnumConstantDecl *, unsigned>, 4>; |
11353 | auto PopulateHashes = [&ComputeSubDeclODRHash, FirstEnum]( |
11354 | DeclHashes &Hashes, EnumDecl *Enum) { |
11355 | for (auto *D : Enum->decls()) { |
11356 | |
11357 | |
11358 | if (!ODRHash::isDeclToBeProcessed(D, FirstEnum)) |
11359 | continue; |
11360 | assert(isa<EnumConstantDecl>(D) && "Unexpected Decl kind"); |
11361 | Hashes.emplace_back(cast<EnumConstantDecl>(D), |
11362 | ComputeSubDeclODRHash(D)); |
11363 | } |
11364 | }; |
11365 | DeclHashes FirstHashes; |
11366 | PopulateHashes(FirstHashes, FirstEnum); |
11367 | bool Diagnosed = false; |
11368 | for (auto &SecondEnum : Merge.second) { |
11369 | |
11370 | if (FirstEnum == SecondEnum) |
11371 | continue; |
11372 | |
11373 | std::string SecondModule = |
11374 | getOwningModuleNameForDiagnostic(SecondEnum); |
11375 | |
11376 | auto ODRDiagError = [FirstEnum, &FirstModule, |
11377 | this](SourceLocation Loc, SourceRange Range, |
11378 | ODREnumDifference DiffType) { |
11379 | return Diag(Loc, diag::err_module_odr_violation_enum) |
11380 | << FirstEnum << FirstModule.empty() << FirstModule << Range |
11381 | << DiffType; |
11382 | }; |
11383 | auto ODRDiagNote = [&SecondModule, this](SourceLocation Loc, |
11384 | SourceRange Range, |
11385 | ODREnumDifference DiffType) { |
11386 | return Diag(Loc, diag::note_module_odr_violation_enum) |
11387 | << SecondModule << Range << DiffType; |
11388 | }; |
11389 | |
11390 | if (FirstEnum->isScoped() != SecondEnum->isScoped()) { |
11391 | ODRDiagError(FirstEnum->getLocation(), FirstEnum->getSourceRange(), |
11392 | SingleScopedEnum) |
11393 | << FirstEnum->isScoped(); |
11394 | ODRDiagNote(SecondEnum->getLocation(), SecondEnum->getSourceRange(), |
11395 | SingleScopedEnum) |
11396 | << SecondEnum->isScoped(); |
11397 | Diagnosed = true; |
11398 | continue; |
11399 | } |
11400 | |
11401 | if (FirstEnum->isScoped() && SecondEnum->isScoped()) { |
11402 | if (FirstEnum->isScopedUsingClassTag() != |
11403 | SecondEnum->isScopedUsingClassTag()) { |
11404 | ODRDiagError(FirstEnum->getLocation(), FirstEnum->getSourceRange(), |
11405 | EnumTagKeywordMismatch) |
11406 | << FirstEnum->isScopedUsingClassTag(); |
11407 | ODRDiagNote(SecondEnum->getLocation(), SecondEnum->getSourceRange(), |
11408 | EnumTagKeywordMismatch) |
11409 | << SecondEnum->isScopedUsingClassTag(); |
11410 | Diagnosed = true; |
11411 | continue; |
11412 | } |
11413 | } |
11414 | |
11415 | QualType FirstUnderlyingType = |
11416 | FirstEnum->getIntegerTypeSourceInfo() |
11417 | ? FirstEnum->getIntegerTypeSourceInfo()->getType() |
11418 | : QualType(); |
11419 | QualType SecondUnderlyingType = |
11420 | SecondEnum->getIntegerTypeSourceInfo() |
11421 | ? SecondEnum->getIntegerTypeSourceInfo()->getType() |
11422 | : QualType(); |
11423 | if (FirstUnderlyingType.isNull() != SecondUnderlyingType.isNull()) { |
11424 | ODRDiagError(FirstEnum->getLocation(), FirstEnum->getSourceRange(), |
11425 | SingleSpecifiedType) |
11426 | << !FirstUnderlyingType.isNull(); |
11427 | ODRDiagNote(SecondEnum->getLocation(), SecondEnum->getSourceRange(), |
11428 | SingleSpecifiedType) |
11429 | << !SecondUnderlyingType.isNull(); |
11430 | Diagnosed = true; |
11431 | continue; |
11432 | } |
11433 | |
11434 | if (!FirstUnderlyingType.isNull() && !SecondUnderlyingType.isNull()) { |
11435 | if (ComputeQualTypeODRHash(FirstUnderlyingType) != |
11436 | ComputeQualTypeODRHash(SecondUnderlyingType)) { |
11437 | ODRDiagError(FirstEnum->getLocation(), FirstEnum->getSourceRange(), |
11438 | DifferentSpecifiedTypes) |
11439 | << FirstUnderlyingType; |
11440 | ODRDiagNote(SecondEnum->getLocation(), SecondEnum->getSourceRange(), |
11441 | DifferentSpecifiedTypes) |
11442 | << SecondUnderlyingType; |
11443 | Diagnosed = true; |
11444 | continue; |
11445 | } |
11446 | } |
11447 | |
11448 | DeclHashes SecondHashes; |
11449 | PopulateHashes(SecondHashes, SecondEnum); |
11450 | |
11451 | if (FirstHashes.size() != SecondHashes.size()) { |
11452 | ODRDiagError(FirstEnum->getLocation(), FirstEnum->getSourceRange(), |
11453 | DifferentNumberEnumConstants) |
11454 | << (int)FirstHashes.size(); |
11455 | ODRDiagNote(SecondEnum->getLocation(), SecondEnum->getSourceRange(), |
11456 | DifferentNumberEnumConstants) |
11457 | << (int)SecondHashes.size(); |
11458 | Diagnosed = true; |
11459 | continue; |
11460 | } |
11461 | |
11462 | for (unsigned I = 0; I < FirstHashes.size(); ++I) { |
11463 | if (FirstHashes[I].second == SecondHashes[I].second) |
11464 | continue; |
11465 | const EnumConstantDecl *FirstEnumConstant = FirstHashes[I].first; |
11466 | const EnumConstantDecl *SecondEnumConstant = SecondHashes[I].first; |
11467 | |
11468 | if (FirstEnumConstant->getDeclName() != |
11469 | SecondEnumConstant->getDeclName()) { |
11470 | |
11471 | ODRDiagError(FirstEnumConstant->getLocation(), |
11472 | FirstEnumConstant->getSourceRange(), EnumConstantName) |
11473 | << I + 1 << FirstEnumConstant; |
11474 | ODRDiagNote(SecondEnumConstant->getLocation(), |
11475 | SecondEnumConstant->getSourceRange(), EnumConstantName) |
11476 | << I + 1 << SecondEnumConstant; |
11477 | Diagnosed = true; |
11478 | break; |
11479 | } |
11480 | |
11481 | const Expr *FirstInit = FirstEnumConstant->getInitExpr(); |
11482 | const Expr *SecondInit = SecondEnumConstant->getInitExpr(); |
11483 | if (!FirstInit && !SecondInit) |
11484 | continue; |
11485 | |
11486 | if (!FirstInit || !SecondInit) { |
11487 | ODRDiagError(FirstEnumConstant->getLocation(), |
11488 | FirstEnumConstant->getSourceRange(), |
11489 | EnumConstantSingleInitilizer) |
11490 | << I + 1 << FirstEnumConstant << (FirstInit != nullptr); |
11491 | ODRDiagNote(SecondEnumConstant->getLocation(), |
11492 | SecondEnumConstant->getSourceRange(), |
11493 | EnumConstantSingleInitilizer) |
11494 | << I + 1 << SecondEnumConstant << (SecondInit != nullptr); |
11495 | Diagnosed = true; |
11496 | break; |
11497 | } |
11498 | |
11499 | if (ComputeODRHash(FirstInit) != ComputeODRHash(SecondInit)) { |
11500 | ODRDiagError(FirstEnumConstant->getLocation(), |
11501 | FirstEnumConstant->getSourceRange(), |
11502 | EnumConstantDifferentInitilizer) |
11503 | << I + 1 << FirstEnumConstant; |
11504 | ODRDiagNote(SecondEnumConstant->getLocation(), |
11505 | SecondEnumConstant->getSourceRange(), |
11506 | EnumConstantDifferentInitilizer) |
11507 | << I + 1 << SecondEnumConstant; |
11508 | Diagnosed = true; |
11509 | break; |
11510 | } |
11511 | } |
11512 | } |
11513 | |
11514 | (void)Diagnosed; |
11515 | assert(Diagnosed && "Unable to emit ODR diagnostic."); |
11516 | } |
11517 | } |
11518 | |
11519 | void ASTReader::StartedDeserializing() { |
11520 | if (++NumCurrentElementsDeserializing == 1 && ReadTimer.get()) |
11521 | ReadTimer->startTimer(); |
11522 | } |
11523 | |
11524 | void ASTReader::FinishedDeserializing() { |
11525 | assert(NumCurrentElementsDeserializing && |
11526 | "FinishedDeserializing not paired with StartedDeserializing"); |
11527 | if (NumCurrentElementsDeserializing == 1) { |
11528 | |
11529 | |
11530 | finishPendingActions(); |
11531 | } |
11532 | --NumCurrentElementsDeserializing; |
11533 | |
11534 | if (NumCurrentElementsDeserializing == 0) { |
11535 | |
11536 | |
11537 | |
11538 | |
11539 | |
11540 | while (!PendingExceptionSpecUpdates.empty() || |
11541 | !PendingDeducedTypeUpdates.empty()) { |
11542 | auto ESUpdates = std::move(PendingExceptionSpecUpdates); |
11543 | PendingExceptionSpecUpdates.clear(); |
11544 | for (auto Update : ESUpdates) { |
11545 | ProcessingUpdatesRAIIObj ProcessingUpdates(*this); |
11546 | auto *FPT = Update.second->getType()->castAs<FunctionProtoType>(); |
11547 | auto ESI = FPT->getExtProtoInfo().ExceptionSpec; |
11548 | if (auto *Listener = getContext().getASTMutationListener()) |
11549 | Listener->ResolvedExceptionSpec(cast<FunctionDecl>(Update.second)); |
11550 | for (auto *Redecl : Update.second->redecls()) |
11551 | getContext().adjustExceptionSpec(cast<FunctionDecl>(Redecl), ESI); |
11552 | } |
11553 | |
11554 | auto DTUpdates = std::move(PendingDeducedTypeUpdates); |
11555 | PendingDeducedTypeUpdates.clear(); |
11556 | for (auto Update : DTUpdates) { |
11557 | ProcessingUpdatesRAIIObj ProcessingUpdates(*this); |
11558 | |
11559 | getContext().adjustDeducedFunctionResultType(Update.first, |
11560 | Update.second); |
11561 | } |
11562 | } |
11563 | |
11564 | if (ReadTimer) |
11565 | ReadTimer->stopTimer(); |
11566 | |
11567 | diagnoseOdrViolations(); |
11568 | |
11569 | |
11570 | |
11571 | if (Consumer) |
11572 | PassInterestingDeclsToConsumer(); |
11573 | } |
11574 | } |
11575 | |
11576 | void ASTReader::pushExternalDeclIntoScope(NamedDecl *D, DeclarationName Name) { |
11577 | if (IdentifierInfo *II = Name.getAsIdentifierInfo()) { |
11578 | |
11579 | auto It = PendingFakeLookupResults.find(II); |
11580 | if (It != PendingFakeLookupResults.end()) { |
11581 | for (auto *ND : It->second) |
11582 | SemaObj->IdResolver.RemoveDecl(ND); |
11583 | |
11584 | |
11585 | |
11586 | It->second.clear(); |
11587 | } |
11588 | } |
11589 | |
11590 | if (SemaObj->IdResolver.tryAddTopLevelDecl(D, Name) && SemaObj->TUScope) { |
11591 | SemaObj->TUScope->AddDecl(D); |
11592 | } else if (SemaObj->TUScope) { |
11593 | |
11594 | |
11595 | |
11596 | if (std::find(SemaObj->IdResolver.begin(Name), |
11597 | SemaObj->IdResolver.end(), D) != SemaObj->IdResolver.end()) |
11598 | SemaObj->TUScope->AddDecl(D); |
11599 | } |
11600 | } |
11601 | |
11602 | ASTReader::ASTReader(Preprocessor &PP, InMemoryModuleCache &ModuleCache, |
11603 | ASTContext *Context, |
11604 | const PCHContainerReader &PCHContainerRdr, |
11605 | ArrayRef<std::shared_ptr<ModuleFileExtension>> Extensions, |
11606 | StringRef isysroot, |
11607 | DisableValidationForModuleKind DisableValidationKind, |
11608 | bool AllowASTWithCompilerErrors, |
11609 | bool AllowConfigurationMismatch, bool ValidateSystemInputs, |
11610 | bool ValidateASTInputFilesContent, bool UseGlobalIndex, |
11611 | std::unique_ptr<llvm::Timer> ReadTimer) |
11612 | : Listener(bool(DisableValidationKind &DisableValidationForModuleKind::PCH) |
11613 | ? cast<ASTReaderListener>(new SimpleASTReaderListener(PP)) |
11614 | : cast<ASTReaderListener>(new PCHValidator(PP, *this))), |
11615 | SourceMgr(PP.getSourceManager()), FileMgr(PP.getFileManager()), |
11616 | PCHContainerRdr(PCHContainerRdr), Diags(PP.getDiagnostics()), PP(PP), |
11617 | ContextObj(Context), ModuleMgr(PP.getFileManager(), ModuleCache, |
11618 | PCHContainerRdr, PP.getHeaderSearchInfo()), |
11619 | DummyIdResolver(PP), ReadTimer(std::move(ReadTimer)), isysroot(isysroot), |
11620 | DisableValidationKind(DisableValidationKind), |
11621 | AllowASTWithCompilerErrors(AllowASTWithCompilerErrors), |
11622 | AllowConfigurationMismatch(AllowConfigurationMismatch), |
11623 | ValidateSystemInputs(ValidateSystemInputs), |
11624 | ValidateASTInputFilesContent(ValidateASTInputFilesContent), |
11625 | UseGlobalIndex(UseGlobalIndex), CurrSwitchCaseStmts(&SwitchCaseStmts) { |
11626 | SourceMgr.setExternalSLocEntrySource(this); |
11627 | |
11628 | for (const auto &Ext : Extensions) { |
11629 | auto BlockName = Ext->getExtensionMetadata().BlockName; |
11630 | auto Known = ModuleFileExtensions.find(BlockName); |
11631 | if (Known != ModuleFileExtensions.end()) { |
11632 | Diags.Report(diag::warn_duplicate_module_file_extension) |
11633 | << BlockName; |
11634 | continue; |
11635 | } |
11636 | |
11637 | ModuleFileExtensions.insert({BlockName, Ext}); |
11638 | } |
11639 | } |
11640 | |
11641 | ASTReader::~ASTReader() { |
11642 | if (OwnsDeserializationListener) |
11643 | delete DeserializationListener; |
11644 | } |
11645 | |
11646 | IdentifierResolver &ASTReader::getIdResolver() { |
11647 | return SemaObj ? SemaObj->IdResolver : DummyIdResolver; |
11648 | } |
11649 | |
11650 | Expected<unsigned> ASTRecordReader::readRecord(llvm::BitstreamCursor &Cursor, |
11651 | unsigned AbbrevID) { |
11652 | Idx = 0; |
11653 | Record.clear(); |
11654 | return Cursor.readRecord(AbbrevID, Record); |
11655 | } |
11656 | |
11657 | |
11658 | |
11659 | |
11660 | |
11661 | |
11662 | namespace clang { |
11663 | |
11664 | class OMPClauseReader : public OMPClauseVisitor<OMPClauseReader> { |
11665 | ASTRecordReader &Record; |
11666 | ASTContext &Context; |
11667 | |
11668 | public: |
11669 | OMPClauseReader(ASTRecordReader &Record) |
11670 | : Record(Record), Context(Record.getContext()) {} |
11671 | #define GEN_CLANG_CLAUSE_CLASS |
11672 | #define CLAUSE_CLASS(Enum, Str, Class) void Visit##Class(Class *C); |
11673 | #include "llvm/Frontend/OpenMP/OMP.inc" |
11674 | OMPClause *readClause(); |
11675 | void VisitOMPClauseWithPreInit(OMPClauseWithPreInit *C); |
11676 | void VisitOMPClauseWithPostUpdate(OMPClauseWithPostUpdate *C); |
11677 | }; |
11678 | |
11679 | } |
11680 | |
11681 | OMPClause *ASTRecordReader::readOMPClause() { |
11682 | return OMPClauseReader(*this).readClause(); |
11683 | } |
11684 | |
11685 | OMPClause *OMPClauseReader::readClause() { |
11686 | OMPClause *C = nullptr; |
11687 | switch (llvm::omp::Clause(Record.readInt())) { |
11688 | case llvm::omp::OMPC_if: |
11689 | C = new (Context) OMPIfClause(); |
11690 | break; |
11691 | case llvm::omp::OMPC_final: |
11692 | C = new (Context) OMPFinalClause(); |
11693 | break; |
11694 | case llvm::omp::OMPC_num_threads: |
11695 | C = new (Context) OMPNumThreadsClause(); |
11696 | break; |
11697 | case llvm::omp::OMPC_safelen: |
11698 | C = new (Context) OMPSafelenClause(); |
11699 | break; |
11700 | case llvm::omp::OMPC_simdlen: |
11701 | C = new (Context) OMPSimdlenClause(); |
11702 | break; |
11703 | case llvm::omp::OMPC_sizes: { |
11704 | unsigned NumSizes = Record.readInt(); |
11705 | C = OMPSizesClause::CreateEmpty(Context, NumSizes); |
11706 | break; |
11707 | } |
11708 | case llvm::omp::OMPC_full: |
11709 | C = OMPFullClause::CreateEmpty(Context); |
11710 | break; |
11711 | case llvm::omp::OMPC_partial: |
11712 | C = OMPPartialClause::CreateEmpty(Context); |
11713 | break; |
11714 | case llvm::omp::OMPC_allocator: |
11715 | C = new (Context) OMPAllocatorClause(); |
11716 | break; |
11717 | case llvm::omp::OMPC_collapse: |
11718 | C = new (Context) OMPCollapseClause(); |
11719 | break; |
11720 | case llvm::omp::OMPC_default: |
11721 | C = new (Context) OMPDefaultClause(); |
11722 | break; |
11723 | case llvm::omp::OMPC_proc_bind: |
11724 | C = new (Context) OMPProcBindClause(); |
11725 | break; |
11726 | case llvm::omp::OMPC_schedule: |
11727 | C = new (Context) OMPScheduleClause(); |
11728 | break; |
11729 | case llvm::omp::OMPC_ordered: |
11730 | C = OMPOrderedClause::CreateEmpty(Context, Record.readInt()); |
11731 | break; |
11732 | case llvm::omp::OMPC_nowait: |
11733 | C = new (Context) OMPNowaitClause(); |
11734 | break; |
11735 | case llvm::omp::OMPC_untied: |
11736 | C = new (Context) OMPUntiedClause(); |
11737 | break; |
11738 | case llvm::omp::OMPC_mergeable: |
11739 | C = new (Context) OMPMergeableClause(); |
11740 | break; |
11741 | case llvm::omp::OMPC_read: |
11742 | C = new (Context) OMPReadClause(); |
11743 | break; |
11744 | case llvm::omp::OMPC_write: |
11745 | C = new (Context) OMPWriteClause(); |
11746 | break; |
11747 | case llvm::omp::OMPC_update: |
11748 | C = OMPUpdateClause::CreateEmpty(Context, Record.readInt()); |
11749 | break; |
11750 | case llvm::omp::OMPC_capture: |
11751 | C = new (Context) OMPCaptureClause(); |
11752 | break; |
11753 | case llvm::omp::OMPC_seq_cst: |
11754 | C = new (Context) OMPSeqCstClause(); |
11755 | break; |
11756 | case llvm::omp::OMPC_acq_rel: |
11757 | C = new (Context) OMPAcqRelClause(); |
11758 | break; |
11759 | case llvm::omp::OMPC_acquire: |
11760 | C = new (Context) OMPAcquireClause(); |
11761 | break; |
11762 | case llvm::omp::OMPC_release: |
11763 | C = new (Context) OMPReleaseClause(); |
11764 | break; |
11765 | case llvm::omp::OMPC_relaxed: |
11766 | C = new (Context) OMPRelaxedClause(); |
11767 | break; |
11768 | case llvm::omp::OMPC_threads: |
11769 | C = new (Context) OMPThreadsClause(); |
11770 | break; |
11771 | case llvm::omp::OMPC_simd: |
11772 | C = new (Context) OMPSIMDClause(); |
11773 | break; |
11774 | case llvm::omp::OMPC_nogroup: |
11775 | C = new (Context) OMPNogroupClause(); |
11776 | break; |
11777 | case llvm::omp::OMPC_unified_address: |
11778 | C = new (Context) OMPUnifiedAddressClause(); |
11779 | break; |
11780 | case llvm::omp::OMPC_unified_shared_memory: |
11781 | C = new (Context) OMPUnifiedSharedMemoryClause(); |
11782 | break; |
11783 | case llvm::omp::OMPC_reverse_offload: |
11784 | C = new (Context) OMPReverseOffloadClause(); |
11785 | break; |
11786 | case llvm::omp::OMPC_dynamic_allocators: |
11787 | C = new (Context) OMPDynamicAllocatorsClause(); |
11788 | break; |
11789 | case llvm::omp::OMPC_atomic_default_mem_order: |
11790 | C = new (Context) OMPAtomicDefaultMemOrderClause(); |
11791 | break; |
11792 | case llvm::omp::OMPC_private: |
11793 | C = OMPPrivateClause::CreateEmpty(Context, Record.readInt()); |
11794 | break; |
11795 | case llvm::omp::OMPC_firstprivate: |
11796 | C = OMPFirstprivateClause::CreateEmpty(Context, Record.readInt()); |
11797 | break; |
11798 | case llvm::omp::OMPC_lastprivate: |
11799 | C = OMPLastprivateClause::CreateEmpty(Context, Record.readInt()); |
11800 | break; |
11801 | case llvm::omp::OMPC_shared: |
11802 | C = OMPSharedClause::CreateEmpty(Context, Record.readInt()); |
11803 | break; |
11804 | case llvm::omp::OMPC_reduction: { |
11805 | unsigned N = Record.readInt(); |
11806 | auto Modifier = Record.readEnum<OpenMPReductionClauseModifier>(); |
11807 | C = OMPReductionClause::CreateEmpty(Context, N, Modifier); |
11808 | break; |
11809 | } |
11810 | case llvm::omp::OMPC_task_reduction: |
11811 | C = OMPTaskReductionClause::CreateEmpty(Context, Record.readInt()); |
11812 | break; |
11813 | case llvm::omp::OMPC_in_reduction: |
11814 | C = OMPInReductionClause::CreateEmpty(Context, Record.readInt()); |
11815 | break; |
11816 | case llvm::omp::OMPC_linear: |
11817 | C = OMPLinearClause::CreateEmpty(Context, Record.readInt()); |
11818 | break; |
11819 | case llvm::omp::OMPC_aligned: |
11820 | C = OMPAlignedClause::CreateEmpty(Context, Record.readInt()); |
11821 | break; |
11822 | case llvm::omp::OMPC_copyin: |
11823 | C = OMPCopyinClause::CreateEmpty(Context, Record.readInt()); |
11824 | break; |
11825 | case llvm::omp::OMPC_copyprivate: |
11826 | C = OMPCopyprivateClause::CreateEmpty(Context, Record.readInt()); |
11827 | break; |
11828 | case llvm::omp::OMPC_flush: |
11829 | C = OMPFlushClause::CreateEmpty(Context, Record.readInt()); |
11830 | break; |
11831 | case llvm::omp::OMPC_depobj: |
11832 | C = OMPDepobjClause::CreateEmpty(Context); |
11833 | break; |
11834 | case llvm::omp::OMPC_depend: { |
11835 | unsigned NumVars = Record.readInt(); |
11836 | unsigned NumLoops = Record.readInt(); |
11837 | C = OMPDependClause::CreateEmpty(Context, NumVars, NumLoops); |
11838 | break; |
11839 | } |
11840 | case llvm::omp::OMPC_device: |
11841 | C = new (Context) OMPDeviceClause(); |
11842 | break; |
11843 | case llvm::omp::OMPC_map: { |
11844 | OMPMappableExprListSizeTy Sizes; |
11845 | Sizes.NumVars = Record.readInt(); |
11846 | Sizes.NumUniqueDeclarations = Record.readInt(); |
11847 | Sizes.NumComponentLists = Record.readInt(); |
11848 | Sizes.NumComponents = Record.readInt(); |
11849 | C = OMPMapClause::CreateEmpty(Context, Sizes); |
11850 | break; |
11851 | } |
11852 | case llvm::omp::OMPC_num_teams: |
11853 | C = new (Context) OMPNumTeamsClause(); |
11854 | break; |
11855 | case llvm::omp::OMPC_thread_limit: |
11856 | C = new (Context) OMPThreadLimitClause(); |
11857 | break; |
11858 | case llvm::omp::OMPC_priority: |
11859 | C = new (Context) OMPPriorityClause(); |
11860 | break; |
11861 | case llvm::omp::OMPC_grainsize: |
11862 | C = new (Context) OMPGrainsizeClause(); |
11863 | break; |
11864 | case llvm::omp::OMPC_num_tasks: |
11865 | C = new (Context) OMPNumTasksClause(); |
11866 | break; |
11867 | case llvm::omp::OMPC_hint: |
11868 | C = new (Context) OMPHintClause(); |
11869 | break; |
11870 | case llvm::omp::OMPC_dist_schedule: |
11871 | C = new (Context) OMPDistScheduleClause(); |
11872 | break; |
11873 | case llvm::omp::OMPC_defaultmap: |
11874 | C = new (Context) OMPDefaultmapClause(); |
11875 | break; |
11876 | case llvm::omp::OMPC_to: { |
11877 | OMPMappableExprListSizeTy Sizes; |
11878 | Sizes.NumVars = Record.readInt(); |
11879 | Sizes.NumUniqueDeclarations = Record.readInt(); |
11880 | Sizes.NumComponentLists = Record.readInt(); |
11881 | Sizes.NumComponents = Record.readInt(); |
11882 | C = OMPToClause::CreateEmpty(Context, Sizes); |
11883 | break; |
11884 | } |
11885 | case llvm::omp::OMPC_from: { |
11886 | OMPMappableExprListSizeTy Sizes; |
11887 | Sizes.NumVars = Record.readInt(); |
11888 | Sizes.NumUniqueDeclarations = Record.readInt(); |
11889 | Sizes.NumComponentLists = Record.readInt(); |
11890 | Sizes.NumComponents = Record.readInt(); |
11891 | C = OMPFromClause::CreateEmpty(Context, Sizes); |
11892 | break; |
11893 | } |
11894 | case llvm::omp::OMPC_use_device_ptr: { |
11895 | OMPMappableExprListSizeTy Sizes; |
11896 | Sizes.NumVars = Record.readInt(); |
11897 | Sizes.NumUniqueDeclarations = Record.readInt(); |
11898 | Sizes.NumComponentLists = Record.readInt(); |
11899 | Sizes.NumComponents = Record.readInt(); |
11900 | C = OMPUseDevicePtrClause::CreateEmpty(Context, Sizes); |
11901 | break; |
11902 | } |
11903 | case llvm::omp::OMPC_use_device_addr: { |
11904 | OMPMappableExprListSizeTy Sizes; |
11905 | Sizes.NumVars = Record.readInt(); |
11906 | Sizes.NumUniqueDeclarations = Record.readInt(); |
11907 | Sizes.NumComponentLists = Record.readInt(); |
11908 | Sizes.NumComponents = Record.readInt(); |
11909 | C = OMPUseDeviceAddrClause::CreateEmpty(Context, Sizes); |
11910 | break; |
11911 | } |
11912 | case llvm::omp::OMPC_is_device_ptr: { |
11913 | OMPMappableExprListSizeTy Sizes; |
11914 | Sizes.NumVars = Record.readInt(); |
11915 | Sizes.NumUniqueDeclarations = Record.readInt(); |
11916 | Sizes.NumComponentLists = Record.readInt(); |
11917 | Sizes.NumComponents = Record.readInt(); |
11918 | C = OMPIsDevicePtrClause::CreateEmpty(Context, Sizes); |
11919 | break; |
11920 | } |
11921 | case llvm::omp::OMPC_allocate: |
11922 | C = OMPAllocateClause::CreateEmpty(Context, Record.readInt()); |
11923 | break; |
11924 | case llvm::omp::OMPC_nontemporal: |
11925 | C = OMPNontemporalClause::CreateEmpty(Context, Record.readInt()); |
11926 | break; |
11927 | case llvm::omp::OMPC_inclusive: |
11928 | C = OMPInclusiveClause::CreateEmpty(Context, Record.readInt()); |
11929 | break; |
11930 | case llvm::omp::OMPC_exclusive: |
11931 | C = OMPExclusiveClause::CreateEmpty(Context, Record.readInt()); |
11932 | break; |
11933 | case llvm::omp::OMPC_order: |
11934 | C = new (Context) OMPOrderClause(); |
11935 | break; |
11936 | case llvm::omp::OMPC_init: |
11937 | C = OMPInitClause::CreateEmpty(Context, Record.readInt()); |
11938 | break; |
11939 | case llvm::omp::OMPC_use: |
11940 | C = new (Context) OMPUseClause(); |
11941 | break; |
11942 | case llvm::omp::OMPC_destroy: |
11943 | C = new (Context) OMPDestroyClause(); |
11944 | break; |
11945 | case llvm::omp::OMPC_novariants: |
11946 | C = new (Context) OMPNovariantsClause(); |
11947 | break; |
11948 | case llvm::omp::OMPC_nocontext: |
11949 | C = new (Context) OMPNocontextClause(); |
11950 | break; |
11951 | case llvm::omp::OMPC_detach: |
11952 | C = new (Context) OMPDetachClause(); |
11953 | break; |
11954 | case llvm::omp::OMPC_uses_allocators: |
11955 | C = OMPUsesAllocatorsClause::CreateEmpty(Context, Record.readInt()); |
11956 | break; |
11957 | case llvm::omp::OMPC_affinity: |
11958 | C = OMPAffinityClause::CreateEmpty(Context, Record.readInt()); |
11959 | break; |
11960 | case llvm::omp::OMPC_filter: |
11961 | C = new (Context) OMPFilterClause(); |
11962 | break; |
11963 | #define OMP_CLAUSE_NO_CLASS(Enum, Str) \ |
11964 | case llvm::omp::Enum: \ |
11965 | break; |
11966 | #include "llvm/Frontend/OpenMP/OMPKinds.def" |
11967 | default: |
11968 | break; |
11969 | } |
11970 | assert(C && "Unknown OMPClause type"); |
11971 | |
11972 | Visit(C); |
11973 | C->setLocStart(Record.readSourceLocation()); |
11974 | C->setLocEnd(Record.readSourceLocation()); |
11975 | |
11976 | return C; |
11977 | } |
11978 | |
11979 | void OMPClauseReader::VisitOMPClauseWithPreInit(OMPClauseWithPreInit *C) { |
11980 | C->setPreInitStmt(Record.readSubStmt(), |
11981 | static_cast<OpenMPDirectiveKind>(Record.readInt())); |
11982 | } |
11983 | |
11984 | void OMPClauseReader::VisitOMPClauseWithPostUpdate(OMPClauseWithPostUpdate *C) { |
11985 | VisitOMPClauseWithPreInit(C); |
11986 | C->setPostUpdateExpr(Record.readSubExpr()); |
11987 | } |
11988 | |
11989 | void OMPClauseReader::VisitOMPIfClause(OMPIfClause *C) { |
11990 | VisitOMPClauseWithPreInit(C); |
11991 | C->setNameModifier(static_cast<OpenMPDirectiveKind>(Record.readInt())); |
11992 | C->setNameModifierLoc(Record.readSourceLocation()); |
11993 | C->setColonLoc(Record.readSourceLocation()); |
11994 | C->setCondition(Record.readSubExpr()); |
11995 | C->setLParenLoc(Record.readSourceLocation()); |
11996 | } |
11997 | |
11998 | void OMPClauseReader::VisitOMPFinalClause(OMPFinalClause *C) { |
11999 | VisitOMPClauseWithPreInit(C); |
12000 | C->setCondition(Record.readSubExpr()); |
12001 | C->setLParenLoc(Record.readSourceLocation()); |
12002 | } |
12003 | |
12004 | void OMPClauseReader::VisitOMPNumThreadsClause(OMPNumThreadsClause *C) { |
12005 | VisitOMPClauseWithPreInit(C); |
12006 | C->setNumThreads(Record.readSubExpr()); |
12007 | C->setLParenLoc(Record.readSourceLocation()); |
12008 | } |
12009 | |
12010 | void OMPClauseReader::VisitOMPSafelenClause(OMPSafelenClause *C) { |
12011 | C->setSafelen(Record.readSubExpr()); |
12012 | C->setLParenLoc(Record.readSourceLocation()); |
12013 | } |
12014 | |
12015 | void OMPClauseReader::VisitOMPSimdlenClause(OMPSimdlenClause *C) { |
12016 | C->setSimdlen(Record.readSubExpr()); |
12017 | C->setLParenLoc(Record.readSourceLocation()); |
12018 | } |
12019 | |
12020 | void OMPClauseReader::VisitOMPSizesClause(OMPSizesClause *C) { |
12021 | for (Expr *&E : C->getSizesRefs()) |
12022 | E = Record.readSubExpr(); |
12023 | C->setLParenLoc(Record.readSourceLocation()); |
12024 | } |
12025 | |
12026 | void OMPClauseReader::VisitOMPFullClause(OMPFullClause *C) {} |
12027 | |
12028 | void OMPClauseReader::VisitOMPPartialClause(OMPPartialClause *C) { |
12029 | C->setFactor(Record.readSubExpr()); |
12030 | C->setLParenLoc(Record.readSourceLocation()); |
12031 | } |
12032 | |
12033 | void OMPClauseReader::VisitOMPAllocatorClause(OMPAllocatorClause *C) { |
12034 | C->setAllocator(Record.readExpr()); |
12035 | C->setLParenLoc(Record.readSourceLocation()); |
12036 | } |
12037 | |
12038 | void OMPClauseReader::VisitOMPCollapseClause(OMPCollapseClause *C) { |
12039 | C->setNumForLoops(Record.readSubExpr()); |
12040 | C->setLParenLoc(Record.readSourceLocation()); |
12041 | } |
12042 | |
12043 | void OMPClauseReader::VisitOMPDefaultClause(OMPDefaultClause *C) { |
12044 | C->setDefaultKind(static_cast<llvm::omp::DefaultKind>(Record.readInt())); |
12045 | C->setLParenLoc(Record.readSourceLocation()); |
12046 | C->setDefaultKindKwLoc(Record.readSourceLocation()); |
12047 | } |
12048 | |
12049 | void OMPClauseReader::VisitOMPProcBindClause(OMPProcBindClause *C) { |
12050 | C->setProcBindKind(static_cast<llvm::omp::ProcBindKind>(Record.readInt())); |
12051 | C->setLParenLoc(Record.readSourceLocation()); |
12052 | C->setProcBindKindKwLoc(Record.readSourceLocation()); |
12053 | } |
12054 | |
12055 | void OMPClauseReader::VisitOMPScheduleClause(OMPScheduleClause *C) { |
12056 | VisitOMPClauseWithPreInit(C); |
12057 | C->setScheduleKind( |
12058 | static_cast<OpenMPScheduleClauseKind>(Record.readInt())); |
12059 | C->setFirstScheduleModifier( |
12060 | static_cast<OpenMPScheduleClauseModifier>(Record.readInt())); |
12061 | C->setSecondScheduleModifier( |
12062 | static_cast<OpenMPScheduleClauseModifier>(Record.readInt())); |
12063 | C->setChunkSize(Record.readSubExpr()); |
12064 | C->setLParenLoc(Record.readSourceLocation()); |
12065 | C->setFirstScheduleModifierLoc(Record.readSourceLocation()); |
12066 | C->setSecondScheduleModifierLoc(Record.readSourceLocation()); |
12067 | C->setScheduleKindLoc(Record.readSourceLocation()); |
12068 | C->setCommaLoc(Record.readSourceLocation()); |
12069 | } |
12070 | |
12071 | void OMPClauseReader::VisitOMPOrderedClause(OMPOrderedClause *C) { |
12072 | C->setNumForLoops(Record.readSubExpr()); |
12073 | for (unsigned I = 0, E = C->NumberOfLoops; I < E; ++I) |
12074 | C->setLoopNumIterations(I, Record.readSubExpr()); |
12075 | for (unsigned I = 0, E = C->NumberOfLoops; I < E; ++I) |
12076 | C->setLoopCounter(I, Record.readSubExpr()); |
12077 | C->setLParenLoc(Record.readSourceLocation()); |
12078 | } |
12079 | |
12080 | void OMPClauseReader::VisitOMPDetachClause(OMPDetachClause *C) { |
12081 | C->setEventHandler(Record.readSubExpr()); |
12082 | C->setLParenLoc(Record.readSourceLocation()); |
12083 | } |
12084 | |
12085 | void OMPClauseReader::VisitOMPNowaitClause(OMPNowaitClause *) {} |
12086 | |
12087 | void OMPClauseReader::VisitOMPUntiedClause(OMPUntiedClause *) {} |
12088 | |
12089 | void OMPClauseReader::VisitOMPMergeableClause(OMPMergeableClause *) {} |
12090 | |
12091 | void OMPClauseReader::VisitOMPReadClause(OMPReadClause *) {} |
12092 | |
12093 | void OMPClauseReader::VisitOMPWriteClause(OMPWriteClause *) {} |
12094 | |
12095 | void OMPClauseReader::VisitOMPUpdateClause(OMPUpdateClause *C) { |
12096 | if (C->isExtended()) { |
12097 | C->setLParenLoc(Record.readSourceLocation()); |
12098 | C->setArgumentLoc(Record.readSourceLocation()); |
12099 | C->setDependencyKind(Record.readEnum<OpenMPDependClauseKind>()); |
12100 | } |
12101 | } |
12102 | |
12103 | void OMPClauseReader::VisitOMPCaptureClause(OMPCaptureClause *) {} |
12104 | |
12105 | void OMPClauseReader::VisitOMPSeqCstClause(OMPSeqCstClause *) {} |
12106 | |
12107 | void OMPClauseReader::VisitOMPAcqRelClause(OMPAcqRelClause *) {} |
12108 | |
12109 | void OMPClauseReader::VisitOMPAcquireClause(OMPAcquireClause *) {} |
12110 | |
12111 | void OMPClauseReader::VisitOMPReleaseClause(OMPReleaseClause *) {} |
12112 | |
12113 | void OMPClauseReader::VisitOMPRelaxedClause(OMPRelaxedClause *) {} |
12114 | |
12115 | void OMPClauseReader::VisitOMPThreadsClause(OMPThreadsClause *) {} |
12116 | |
12117 | void OMPClauseReader::VisitOMPSIMDClause(OMPSIMDClause *) {} |
12118 | |
12119 | void OMPClauseReader::VisitOMPNogroupClause(OMPNogroupClause *) {} |
12120 | |
12121 | void OMPClauseReader::VisitOMPInitClause(OMPInitClause *C) { |
12122 | unsigned NumVars = C->varlist_size(); |
12123 | SmallVector<Expr *, 16> Vars; |
12124 | Vars.reserve(NumVars); |
12125 | for (unsigned I = 0; I != NumVars; ++I) |
12126 | Vars.push_back(Record.readSubExpr()); |
12127 | C->setVarRefs(Vars); |
12128 | C->setIsTarget(Record.readBool()); |
12129 | C->setIsTargetSync(Record.readBool()); |
12130 | C->setLParenLoc(Record.readSourceLocation()); |
12131 | C->setVarLoc(Record.readSourceLocation()); |
12132 | } |
12133 | |
12134 | void OMPClauseReader::VisitOMPUseClause(OMPUseClause *C) { |
12135 | C->setInteropVar(Record.readSubExpr()); |
12136 | C->setLParenLoc(Record.readSourceLocation()); |
12137 | C->setVarLoc(Record.readSourceLocation()); |
12138 | } |
12139 | |
12140 | void OMPClauseReader::VisitOMPDestroyClause(OMPDestroyClause *C) { |
12141 | C->setInteropVar(Record.readSubExpr()); |
12142 | C->setLParenLoc(Record.readSourceLocation()); |
12143 | C->setVarLoc(Record.readSourceLocation()); |
12144 | } |
12145 | |
12146 | void OMPClauseReader::VisitOMPNovariantsClause(OMPNovariantsClause *C) { |
12147 | VisitOMPClauseWithPreInit(C); |
12148 | C->setCondition(Record.readSubExpr()); |
12149 | C->setLParenLoc(Record.readSourceLocation()); |
12150 | } |
12151 | |
12152 | void OMPClauseReader::VisitOMPNocontextClause(OMPNocontextClause *C) { |
12153 | VisitOMPClauseWithPreInit(C); |
12154 | C->setCondition(Record.readSubExpr()); |
12155 | C->setLParenLoc(Record.readSourceLocation()); |
12156 | } |
12157 | |
12158 | void OMPClauseReader::VisitOMPUnifiedAddressClause(OMPUnifiedAddressClause *) {} |
12159 | |
12160 | void OMPClauseReader::VisitOMPUnifiedSharedMemoryClause( |
12161 | OMPUnifiedSharedMemoryClause *) {} |
12162 | |
12163 | void OMPClauseReader::VisitOMPReverseOffloadClause(OMPReverseOffloadClause *) {} |
12164 | |
12165 | void |
12166 | OMPClauseReader::VisitOMPDynamicAllocatorsClause(OMPDynamicAllocatorsClause *) { |
12167 | } |
12168 | |
12169 | void OMPClauseReader::VisitOMPAtomicDefaultMemOrderClause( |
12170 | OMPAtomicDefaultMemOrderClause *C) { |
12171 | C->setAtomicDefaultMemOrderKind( |
12172 | static_cast<OpenMPAtomicDefaultMemOrderClauseKind>(Record.readInt())); |
12173 | C->setLParenLoc(Record.readSourceLocation()); |
12174 | C->setAtomicDefaultMemOrderKindKwLoc(Record.readSourceLocation()); |
12175 | } |
12176 | |
12177 | void OMPClauseReader::VisitOMPPrivateClause(OMPPrivateClause *C) { |
12178 | C->setLParenLoc(Record.readSourceLocation()); |
12179 | unsigned NumVars = C->varlist_size(); |
12180 | SmallVector<Expr *, 16> Vars; |
12181 | Vars.reserve(NumVars); |
12182 | for (unsigned i = 0; i != NumVars; ++i) |
12183 | Vars.push_back(Record.readSubExpr()); |
12184 | C->setVarRefs(Vars); |
12185 | Vars.clear(); |
12186 | for (unsigned i = 0; i != NumVars; ++i) |
12187 | Vars.push_back(Record.readSubExpr()); |
12188 | C->setPrivateCopies(Vars); |
12189 | } |
12190 | |
12191 | void OMPClauseReader::VisitOMPFirstprivateClause(OMPFirstprivateClause *C) { |
12192 | VisitOMPClauseWithPreInit(C); |
12193 | C->setLParenLoc(Record.readSourceLocation()); |
12194 | unsigned NumVars = C->varlist_size(); |
12195 | SmallVector<Expr *, 16> Vars; |
12196 | Vars.reserve(NumVars); |
12197 | for (unsigned i = 0; i != NumVars; ++i) |
12198 | Vars.push_back(Record.readSubExpr()); |
12199 | C->setVarRefs(Vars); |
12200 | Vars.clear(); |
12201 | for (unsigned i = 0; i != NumVars; ++i) |
12202 | Vars.push_back(Record.readSubExpr()); |
12203 | C->setPrivateCopies(Vars); |
12204 | Vars.clear(); |
12205 | for (unsigned i = 0; i != NumVars; ++i) |
12206 | Vars.push_back(Record.readSubExpr()); |
12207 | C->setInits(Vars); |
12208 | } |
12209 | |
12210 | void OMPClauseReader::VisitOMPLastprivateClause(OMPLastprivateClause *C) { |
12211 | VisitOMPClauseWithPostUpdate(C); |
12212 | C->setLParenLoc(Record.readSourceLocation()); |
12213 | C->setKind(Record.readEnum<OpenMPLastprivateModifier>()); |
12214 | C->setKindLoc(Record.readSourceLocation()); |
12215 | C->setColonLoc(Record.readSourceLocation()); |
12216 | unsigned NumVars = C->varlist_size(); |
12217 | SmallVector<Expr *, 16> Vars; |
12218 | Vars.reserve(NumVars); |
12219 | for (unsigned i = 0; i != NumVars; ++i) |
12220 | Vars.push_back(Record.readSubExpr()); |
12221 | C->setVarRefs(Vars); |
12222 | Vars.clear(); |
12223 | for (unsigned i = 0; i != NumVars; ++i) |
12224 | Vars.push_back(Record.readSubExpr()); |
12225 | C->setPrivateCopies(Vars); |
12226 | Vars.clear(); |
12227 | for (unsigned i = 0; i != NumVars; ++i) |
12228 | Vars.push_back(Record.readSubExpr()); |
12229 | C->setSourceExprs(Vars); |
12230 | Vars.clear(); |
12231 | for (unsigned i = 0; i != NumVars; ++i) |
12232 | Vars.push_back(Record.readSubExpr()); |
12233 | C->setDestinationExprs(Vars); |
12234 | Vars.clear(); |
12235 | for (unsigned i = 0; i != NumVars; ++i) |
12236 | Vars.push_back(Record.readSubExpr()); |
12237 | C->setAssignmentOps(Vars); |
12238 | } |
12239 | |
12240 | void OMPClauseReader::VisitOMPSharedClause(OMPSharedClause *C) { |
12241 | C->setLParenLoc(Record.readSourceLocation()); |
12242 | unsigned NumVars = C->varlist_size(); |
12243 | SmallVector<Expr *, 16> Vars; |
12244 | Vars.reserve(NumVars); |
12245 | for (unsigned i = 0; i != NumVars; ++i) |
12246 | Vars.push_back(Record.readSubExpr()); |
12247 | C->setVarRefs(Vars); |
12248 | } |
12249 | |
12250 | void OMPClauseReader::VisitOMPReductionClause(OMPReductionClause *C) { |
12251 | VisitOMPClauseWithPostUpdate(C); |
12252 | C->setLParenLoc(Record.readSourceLocation()); |
12253 | C->setModifierLoc(Record.readSourceLocation()); |
12254 | C->setColonLoc(Record.readSourceLocation()); |
12255 | NestedNameSpecifierLoc NNSL = Record.readNestedNameSpecifierLoc(); |
12256 | DeclarationNameInfo DNI = Record.readDeclarationNameInfo(); |
12257 | C->setQualifierLoc(NNSL); |
12258 | C->setNameInfo(DNI); |
12259 | |
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->setPrivates(Vars); |
12270 | Vars.clear(); |
12271 | for (unsigned i = 0; i != NumVars; ++i) |
12272 | Vars.push_back(Record.readSubExpr()); |
12273 | C->setLHSExprs(Vars); |
12274 | Vars.clear(); |
12275 | for (unsigned i = 0; i != NumVars; ++i) |
12276 | Vars.push_back(Record.readSubExpr()); |
12277 | C->setRHSExprs(Vars); |
12278 | Vars.clear(); |
12279 | for (unsigned i = 0; i != NumVars; ++i) |
12280 | Vars.push_back(Record.readSubExpr()); |
12281 | C->setReductionOps(Vars); |
12282 | if (C->getModifier() == OMPC_REDUCTION_inscan) { |
12283 | Vars.clear(); |
12284 | for (unsigned i = 0; i != NumVars; ++i) |
12285 | Vars.push_back(Record.readSubExpr()); |
12286 | C->setInscanCopyOps(Vars); |
12287 | Vars.clear(); |
12288 | for (unsigned i = 0; i != NumVars; ++i) |
12289 | Vars.push_back(Record.readSubExpr()); |
12290 | C->setInscanCopyArrayTemps(Vars); |
12291 | Vars.clear(); |
12292 | for (unsigned i = 0; i != NumVars; ++i) |
12293 | Vars.push_back(Record.readSubExpr()); |
12294 | C->setInscanCopyArrayElems(Vars); |
12295 | } |
12296 | } |
12297 | |
12298 | void OMPClauseReader::VisitOMPTaskReductionClause(OMPTaskReductionClause *C) { |
12299 | VisitOMPClauseWithPostUpdate(C); |
12300 | C->setLParenLoc(Record.readSourceLocation()); |
12301 | C->setColonLoc(Record.readSourceLocation()); |
12302 | NestedNameSpecifierLoc NNSL = Record.readNestedNameSpecifierLoc(); |
12303 | DeclarationNameInfo DNI = Record.readDeclarationNameInfo(); |
12304 | C->setQualifierLoc(NNSL); |
12305 | C->setNameInfo(DNI); |
12306 | |
12307 | unsigned NumVars = C->varlist_size(); |
12308 | SmallVector<Expr *, 16> Vars; |
12309 | Vars.reserve(NumVars); |
12310 | for (unsigned I = 0; I != NumVars; ++I) |
12311 | Vars.push_back(Record.readSubExpr()); |
12312 | C->setVarRefs(Vars); |
12313 | Vars.clear(); |
12314 | for (unsigned I = 0; I != NumVars; ++I) |
12315 | Vars.push_back(Record.readSubExpr()); |
12316 | C->setPrivates(Vars); |
12317 | Vars.clear(); |
12318 | for (unsigned I = 0; I != NumVars; ++I) |
12319 | Vars.push_back(Record.readSubExpr()); |
12320 | C->setLHSExprs(Vars); |
12321 | Vars.clear(); |
12322 | for (unsigned I = 0; I != NumVars; ++I) |
12323 | Vars.push_back(Record.readSubExpr()); |
12324 | C->setRHSExprs(Vars); |
12325 | Vars.clear(); |
12326 | for (unsigned I = 0; I != NumVars; ++I) |
12327 | Vars.push_back(Record.readSubExpr()); |
12328 | C->setReductionOps(Vars); |
12329 | } |
12330 | |
12331 | void OMPClauseReader::VisitOMPInReductionClause(OMPInReductionClause *C) { |
12332 | VisitOMPClauseWithPostUpdate(C); |
12333 | C->setLParenLoc(Record.readSourceLocation()); |
12334 | C->setColonLoc(Record.readSourceLocation()); |
12335 | NestedNameSpecifierLoc NNSL = Record.readNestedNameSpecifierLoc(); |
12336 | DeclarationNameInfo DNI = Record.readDeclarationNameInfo(); |
12337 | C->setQualifierLoc(NNSL); |
12338 | C->setNameInfo(DNI); |
12339 | |
12340 | unsigned NumVars = C->varlist_size(); |
12341 | SmallVector<Expr *, 16> Vars; |
12342 | Vars.reserve(NumVars); |
12343 | for (unsigned I = 0; I != NumVars; ++I) |
12344 | Vars.push_back(Record.readSubExpr()); |
12345 | C->setVarRefs(Vars); |
12346 | Vars.clear(); |
12347 | for (unsigned I = 0; I != NumVars; ++I) |
12348 | Vars.push_back(Record.readSubExpr()); |
12349 | C->setPrivates(Vars); |
12350 | Vars.clear(); |
12351 | for (unsigned I = 0; I != NumVars; ++I) |
12352 | Vars.push_back(Record.readSubExpr()); |
12353 | C->setLHSExprs(Vars); |
12354 | Vars.clear(); |
12355 | for (unsigned I = 0; I != NumVars; ++I) |
12356 | Vars.push_back(Record.readSubExpr()); |
12357 | C->setRHSExprs(Vars); |
12358 | Vars.clear(); |
12359 | for (unsigned I = 0; I != NumVars; ++I) |
12360 | Vars.push_back(Record.readSubExpr()); |
12361 | C->setReductionOps(Vars); |
12362 | Vars.clear(); |
12363 | for (unsigned I = 0; I != NumVars; ++I) |
12364 | Vars.push_back(Record.readSubExpr()); |
12365 | C->setTaskgroupDescriptors(Vars); |
12366 | } |
12367 | |
12368 | void OMPClauseReader::VisitOMPLinearClause(OMPLinearClause *C) { |
12369 | VisitOMPClauseWithPostUpdate(C); |
12370 | C->setLParenLoc(Record.readSourceLocation()); |
12371 | C->setColonLoc(Record.readSourceLocation()); |
12372 | C->setModifier(static_cast<OpenMPLinearClauseKind>(Record.readInt())); |
12373 | C->setModifierLoc(Record.readSourceLocation()); |
12374 | unsigned NumVars = C->varlist_size(); |
12375 | SmallVector<Expr *, 16> Vars; |
12376 | Vars.reserve(NumVars); |
12377 | for (unsigned i = 0; i != NumVars; ++i) |
12378 | Vars.push_back(Record.readSubExpr()); |
12379 | C->setVarRefs(Vars); |
12380 | Vars.clear(); |
12381 | for (unsigned i = 0; i != NumVars; ++i) |
12382 | Vars.push_back(Record.readSubExpr()); |
12383 | C->setPrivates(Vars); |
12384 | Vars.clear(); |
12385 | for (unsigned i = 0; i != NumVars; ++i) |
12386 | Vars.push_back(Record.readSubExpr()); |
12387 | C->setInits(Vars); |
12388 | Vars.clear(); |
12389 | for (unsigned i = 0; i != NumVars; ++i) |
12390 | Vars.push_back(Record.readSubExpr()); |
12391 | C->setUpdates(Vars); |
12392 | Vars.clear(); |
12393 | for (unsigned i = 0; i != NumVars; ++i) |
12394 | Vars.push_back(Record.readSubExpr()); |
12395 | C->setFinals(Vars); |
12396 | C->setStep(Record.readSubExpr()); |
12397 | C->setCalcStep(Record.readSubExpr()); |
12398 | Vars.clear(); |
12399 | for (unsigned I = 0; I != NumVars + 1; ++I) |
12400 | Vars.push_back(Record.readSubExpr()); |
12401 | C->setUsedExprs(Vars); |
12402 | } |
12403 | |
12404 | void OMPClauseReader::VisitOMPAlignedClause(OMPAlignedClause *C) { |
12405 | C->setLParenLoc(Record.readSourceLocation()); |
12406 | C->setColonLoc(Record.readSourceLocation()); |
12407 | unsigned NumVars = C->varlist_size(); |
12408 | SmallVector<Expr *, 16> Vars; |
12409 | Vars.reserve(NumVars); |
12410 | for (unsigned i = 0; i != NumVars; ++i) |
12411 | Vars.push_back(Record.readSubExpr()); |
12412 | C->setVarRefs(Vars); |
12413 | C->setAlignment(Record.readSubExpr()); |
12414 | } |
12415 | |
12416 | void OMPClauseReader::VisitOMPCopyinClause(OMPCopyinClause *C) { |
12417 | C->setLParenLoc(Record.readSourceLocation()); |
12418 | unsigned NumVars = C->varlist_size(); |
12419 | SmallVector<Expr *, 16> Exprs; |
12420 | Exprs.reserve(NumVars); |
12421 | for (unsigned i = 0; i != NumVars; ++i) |
12422 | Exprs.push_back(Record.readSubExpr()); |
12423 | C->setVarRefs(Exprs); |
12424 | Exprs.clear(); |
12425 | for (unsigned i = 0; i != NumVars; ++i) |
12426 | Exprs.push_back(Record.readSubExpr()); |
12427 | C->setSourceExprs(Exprs); |
12428 | Exprs.clear(); |
12429 | for (unsigned i = 0; i != NumVars; ++i) |
12430 | Exprs.push_back(Record.readSubExpr()); |
12431 | C->setDestinationExprs(Exprs); |
12432 | Exprs.clear(); |
12433 | for (unsigned i = 0; i != NumVars; ++i) |
12434 | Exprs.push_back(Record.readSubExpr()); |
12435 | C->setAssignmentOps(Exprs); |
12436 | } |
12437 | |
12438 | void OMPClauseReader::VisitOMPCopyprivateClause(OMPCopyprivateClause *C) { |
12439 | C->setLParenLoc(Record.readSourceLocation()); |
12440 | unsigned NumVars = C->varlist_size(); |
12441 | SmallVector<Expr *, 16> Exprs; |
12442 | Exprs.reserve(NumVars); |
12443 | for (unsigned i = 0; i != NumVars; ++i) |
12444 | Exprs.push_back(Record.readSubExpr()); |
12445 | C->setVarRefs(Exprs); |
12446 | Exprs.clear(); |
12447 | for (unsigned i = 0; i != NumVars; ++i) |
12448 | Exprs.push_back(Record.readSubExpr()); |
12449 | C->setSourceExprs(Exprs); |
12450 | Exprs.clear(); |
12451 | for (unsigned i = 0; i != NumVars; ++i) |
12452 | Exprs.push_back(Record.readSubExpr()); |
12453 | C->setDestinationExprs(Exprs); |
12454 | Exprs.clear(); |
12455 | for (unsigned i = 0; i != NumVars; ++i) |
12456 | Exprs.push_back(Record.readSubExpr()); |
12457 | C->setAssignmentOps(Exprs); |
12458 | } |
12459 | |
12460 | void OMPClauseReader::VisitOMPFlushClause(OMPFlushClause *C) { |
12461 | C->setLParenLoc(Record.readSourceLocation()); |
12462 | unsigned NumVars = C->varlist_size(); |
12463 | SmallVector<Expr *, 16> Vars; |
12464 | Vars.reserve(NumVars); |
12465 | for (unsigned i = 0; i != NumVars; ++i) |
12466 | Vars.push_back(Record.readSubExpr()); |
12467 | C->setVarRefs(Vars); |
12468 | } |
12469 | |
12470 | void OMPClauseReader::VisitOMPDepobjClause(OMPDepobjClause *C) { |
12471 | C->setDepobj(Record.readSubExpr()); |
12472 | C->setLParenLoc(Record.readSourceLocation()); |
12473 | } |
12474 | |
12475 | void OMPClauseReader::VisitOMPDependClause(OMPDependClause *C) { |
12476 | C->setLParenLoc(Record.readSourceLocation()); |
12477 | C->setModifier(Record.readSubExpr()); |
12478 | C->setDependencyKind( |
12479 | static_cast<OpenMPDependClauseKind>(Record.readInt())); |
12480 | C->setDependencyLoc(Record.readSourceLocation()); |
12481 | C->setColonLoc(Record.readSourceLocation()); |
12482 | unsigned NumVars = C->varlist_size(); |
12483 | SmallVector<Expr *, 16> Vars; |
12484 | Vars.reserve(NumVars); |
12485 | for (unsigned I = 0; I != NumVars; ++I) |
12486 | Vars.push_back(Record.readSubExpr()); |
12487 | C->setVarRefs(Vars); |
12488 | for (unsigned I = 0, E = C->getNumLoops(); I < E; ++I) |
12489 | C->setLoopData(I, Record.readSubExpr()); |
12490 | } |
12491 | |
12492 | void OMPClauseReader::VisitOMPDeviceClause(OMPDeviceClause *C) { |
12493 | VisitOMPClauseWithPreInit(C); |
12494 | C->setModifier(Record.readEnum<OpenMPDeviceClauseModifier>()); |
12495 | C->setDevice(Record.readSubExpr()); |
12496 | C->setModifierLoc(Record.readSourceLocation()); |
12497 | C->setLParenLoc(Record.readSourceLocation()); |
12498 | } |
12499 | |
12500 | void OMPClauseReader::VisitOMPMapClause(OMPMapClause *C) { |
12501 | C->setLParenLoc(Record.readSourceLocation()); |
12502 | for (unsigned I = 0; I < NumberOfOMPMapClauseModifiers; ++I) { |
12503 | C->setMapTypeModifier( |
12504 | I, static_cast<OpenMPMapModifierKind>(Record.readInt())); |
12505 | C->setMapTypeModifierLoc(I, Record.readSourceLocation()); |
12506 | } |
12507 | C->setMapperQualifierLoc(Record.readNestedNameSpecifierLoc()); |
12508 | C->setMapperIdInfo(Record.readDeclarationNameInfo()); |
12509 | C->setMapType( |
12510 | static_cast<OpenMPMapClauseKind>(Record.readInt())); |
12511 | C->setMapLoc(Record.readSourceLocation()); |
12512 | C->setColonLoc(Record.readSourceLocation()); |
12513 | auto NumVars = C->varlist_size(); |
12514 | auto UniqueDecls = C->getUniqueDeclarationsNum(); |
12515 | auto TotalLists = C->getTotalComponentListNum(); |
12516 | auto TotalComponents = C->getTotalComponentsNum(); |
12517 | |
12518 | SmallVector<Expr *, 16> Vars; |
12519 | Vars.reserve(NumVars); |
12520 | for (unsigned i = 0; i != NumVars; ++i) |
12521 | Vars.push_back(Record.readExpr()); |
12522 | C->setVarRefs(Vars); |
12523 | |
12524 | SmallVector<Expr *, 16> UDMappers; |
12525 | UDMappers.reserve(NumVars); |
12526 | for (unsigned I = 0; I < NumVars; ++I) |
12527 | UDMappers.push_back(Record.readExpr()); |
12528 | C->setUDMapperRefs(UDMappers); |
12529 | |
12530 | SmallVector<ValueDecl *, 16> Decls; |
12531 | Decls.reserve(UniqueDecls); |
12532 | for (unsigned i = 0; i < UniqueDecls; ++i) |
12533 | Decls.push_back(Record.readDeclAs<ValueDecl>()); |
12534 | C->setUniqueDecls(Decls); |
12535 | |
12536 | SmallVector<unsigned, 16> ListsPerDecl; |
12537 | ListsPerDecl.reserve(UniqueDecls); |
12538 | for (unsigned i = 0; i < UniqueDecls; ++i) |
12539 | ListsPerDecl.push_back(Record.readInt()); |
12540 | C->setDeclNumLists(ListsPerDecl); |
12541 | |
12542 | SmallVector<unsigned, 32> ListSizes; |
12543 | ListSizes.reserve(TotalLists); |
12544 | for (unsigned i = 0; i < TotalLists; ++i) |
12545 | ListSizes.push_back(Record.readInt()); |
12546 | C->setComponentListSizes(ListSizes); |
12547 | |
12548 | SmallVector<OMPClauseMappableExprCommon::MappableComponent, 32> Components; |
12549 | Components.reserve(TotalComponents); |
12550 | for (unsigned i = 0; i < TotalComponents; ++i) { |
12551 | Expr *AssociatedExprPr = Record.readExpr(); |
12552 | auto *AssociatedDecl = Record.readDeclAs<ValueDecl>(); |
12553 | Components.emplace_back(AssociatedExprPr, AssociatedDecl, |
12554 | false); |
12555 | } |
12556 | C->setComponents(Components, ListSizes); |
12557 | } |
12558 | |
12559 | void OMPClauseReader::VisitOMPAllocateClause(OMPAllocateClause *C) { |
12560 | C->setLParenLoc(Record.readSourceLocation()); |
12561 | C->setColonLoc(Record.readSourceLocation()); |
12562 | C->setAllocator(Record.readSubExpr()); |
12563 | unsigned NumVars = C->varlist_size(); |
12564 | SmallVector<Expr *, 16> Vars; |
12565 | Vars.reserve(NumVars); |
12566 | for (unsigned i = 0; i != NumVars; ++i) |
12567 | Vars.push_back(Record.readSubExpr()); |
12568 | C->setVarRefs(Vars); |
12569 | } |
12570 | |
12571 | void OMPClauseReader::VisitOMPNumTeamsClause(OMPNumTeamsClause *C) { |
12572 | VisitOMPClauseWithPreInit(C); |
12573 | C->setNumTeams(Record.readSubExpr()); |
12574 | C->setLParenLoc(Record.readSourceLocation()); |
12575 | } |
12576 | |
12577 | void OMPClauseReader::VisitOMPThreadLimitClause(OMPThreadLimitClause *C) { |
12578 | VisitOMPClauseWithPreInit(C); |
12579 | C->setThreadLimit(Record.readSubExpr()); |
12580 | C->setLParenLoc(Record.readSourceLocation()); |
12581 | } |
12582 | |
12583 | void OMPClauseReader::VisitOMPPriorityClause(OMPPriorityClause *C) { |
12584 | VisitOMPClauseWithPreInit(C); |
12585 | C->setPriority(Record.readSubExpr()); |
12586 | C->setLParenLoc(Record.readSourceLocation()); |
12587 | } |
12588 | |
12589 | void OMPClauseReader::VisitOMPGrainsizeClause(OMPGrainsizeClause *C) { |
12590 | VisitOMPClauseWithPreInit(C); |
12591 | C->setGrainsize(Record.readSubExpr()); |
12592 | C->setLParenLoc(Record.readSourceLocation()); |
12593 | } |
12594 | |
12595 | void OMPClauseReader::VisitOMPNumTasksClause(OMPNumTasksClause *C) { |
12596 | VisitOMPClauseWithPreInit(C); |
12597 | C->setNumTasks(Record.readSubExpr()); |
12598 | C->setLParenLoc(Record.readSourceLocation()); |
12599 | } |
12600 | |
12601 | void OMPClauseReader::VisitOMPHintClause(OMPHintClause *C) { |
12602 | C->setHint(Record.readSubExpr()); |
12603 | C->setLParenLoc(Record.readSourceLocation()); |
12604 | } |
12605 | |
12606 | void OMPClauseReader::VisitOMPDistScheduleClause(OMPDistScheduleClause *C) { |
12607 | VisitOMPClauseWithPreInit(C); |
12608 | C->setDistScheduleKind( |
12609 | static_cast<OpenMPDistScheduleClauseKind>(Record.readInt())); |
12610 | C->setChunkSize(Record.readSubExpr()); |
12611 | C->setLParenLoc(Record.readSourceLocation()); |
12612 | C->setDistScheduleKindLoc(Record.readSourceLocation()); |
12613 | C->setCommaLoc(Record.readSourceLocation()); |
12614 | } |
12615 | |
12616 | void OMPClauseReader::VisitOMPDefaultmapClause(OMPDefaultmapClause *C) { |
12617 | C->setDefaultmapKind( |
12618 | static_cast<OpenMPDefaultmapClauseKind>(Record.readInt())); |
12619 | C->setDefaultmapModifier( |
12620 | static_cast<OpenMPDefaultmapClauseModifier>(Record.readInt())); |
12621 | C->setLParenLoc(Record.readSourceLocation()); |
12622 | C->setDefaultmapModifierLoc(Record.readSourceLocation()); |
12623 | C->setDefaultmapKindLoc(Record.readSourceLocation()); |
12624 | } |
12625 | |
12626 | void OMPClauseReader::VisitOMPToClause(OMPToClause *C) { |
12627 | C->setLParenLoc(Record.readSourceLocation()); |
12628 | for (unsigned I = 0; I < NumberOfOMPMotionModifiers; ++I) { |
12629 | C->setMotionModifier( |
12630 | I, static_cast<OpenMPMotionModifierKind>(Record.readInt())); |
12631 | C->setMotionModifierLoc(I, Record.readSourceLocation()); |
12632 | } |
12633 | C->setMapperQualifierLoc(Record.readNestedNameSpecifierLoc()); |
12634 | C->setMapperIdInfo(Record.readDeclarationNameInfo()); |
12635 | C->setColonLoc(Record.readSourceLocation()); |
12636 | auto NumVars = C->varlist_size(); |
12637 | auto UniqueDecls = C->getUniqueDeclarationsNum(); |
12638 | auto TotalLists = C->getTotalComponentListNum(); |
12639 | auto TotalComponents = C->getTotalComponentsNum(); |
12640 | |
12641 | SmallVector<Expr *, 16> Vars; |
12642 | Vars.reserve(NumVars); |
12643 | for (unsigned i = 0; i != NumVars; ++i) |
12644 | Vars.push_back(Record.readSubExpr()); |
12645 | C->setVarRefs(Vars); |
12646 | |
12647 | SmallVector<Expr *, 16> UDMappers; |
12648 | UDMappers.reserve(NumVars); |
12649 | for (unsigned I = 0; I < NumVars; ++I) |
12650 | UDMappers.push_back(Record.readSubExpr()); |
12651 | C->setUDMapperRefs(UDMappers); |
12652 | |
12653 | SmallVector<ValueDecl *, 16> Decls; |
12654 | Decls.reserve(UniqueDecls); |
12655 | for (unsigned i = 0; i < UniqueDecls; ++i) |
12656 | Decls.push_back(Record.readDeclAs<ValueDecl>()); |
12657 | C->setUniqueDecls(Decls); |
12658 | |
12659 | SmallVector<unsigned, 16> ListsPerDecl; |
12660 | ListsPerDecl.reserve(UniqueDecls); |
12661 | for (unsigned i = 0; i < UniqueDecls; ++i) |
12662 | ListsPerDecl.push_back(Record.readInt()); |
12663 | C->setDeclNumLists(ListsPerDecl); |
12664 | |
12665 | SmallVector<unsigned, 32> ListSizes; |
12666 | ListSizes.reserve(TotalLists); |
12667 | for (unsigned i = 0; i < TotalLists; ++i) |
12668 | ListSizes.push_back(Record.readInt()); |
12669 | C->setComponentListSizes(ListSizes); |
12670 | |
12671 | SmallVector<OMPClauseMappableExprCommon::MappableComponent, 32> Components; |
12672 | Components.reserve(TotalComponents); |
12673 | for (unsigned i = 0; i < TotalComponents; ++i) { |
12674 | Expr *AssociatedExprPr = Record.readSubExpr(); |
12675 | bool IsNonContiguous = Record.readBool(); |
12676 | auto *AssociatedDecl = Record.readDeclAs<ValueDecl>(); |
12677 | Components.emplace_back(AssociatedExprPr, AssociatedDecl, IsNonContiguous); |
12678 | } |
12679 | C->setComponents(Components, ListSizes); |
12680 | } |
12681 | |
12682 | void OMPClauseReader::VisitOMPFromClause(OMPFromClause *C) { |
12683 | C->setLParenLoc(Record.readSourceLocation()); |
12684 | for (unsigned I = 0; I < NumberOfOMPMotionModifiers; ++I) { |
12685 | C->setMotionModifier( |
12686 | I, static_cast<OpenMPMotionModifierKind>(Record.readInt())); |
12687 | C->setMotionModifierLoc(I, Record.readSourceLocation()); |
12688 | } |
12689 | C->setMapperQualifierLoc(Record.readNestedNameSpecifierLoc()); |
12690 | C->setMapperIdInfo(Record.readDeclarationNameInfo()); |
12691 | C->setColonLoc(Record.readSourceLocation()); |
12692 | auto NumVars = C->varlist_size(); |
12693 | auto UniqueDecls = C->getUniqueDeclarationsNum(); |
12694 | auto TotalLists = C->getTotalComponentListNum(); |
12695 | auto TotalComponents = C->getTotalComponentsNum(); |
12696 | |
12697 | SmallVector<Expr *, 16> Vars; |
12698 | Vars.reserve(NumVars); |
12699 | for (unsigned i = 0; i != NumVars; ++i) |
12700 | Vars.push_back(Record.readSubExpr()); |
12701 | C->setVarRefs(Vars); |
12702 | |
12703 | SmallVector<Expr *, 16> UDMappers; |
12704 | UDMappers.reserve(NumVars); |
12705 | for (unsigned I = 0; I < NumVars; ++I) |
12706 | UDMappers.push_back(Record.readSubExpr()); |
12707 | C->setUDMapperRefs(UDMappers); |
12708 | |
12709 | SmallVector<ValueDecl *, 16> Decls; |
12710 | Decls.reserve(UniqueDecls); |
12711 | for (unsigned i = 0; i < UniqueDecls; ++i) |
12712 | Decls.push_back(Record.readDeclAs<ValueDecl>()); |
12713 | C->setUniqueDecls(Decls); |
12714 | |
12715 | SmallVector<unsigned, 16> ListsPerDecl; |
12716 | ListsPerDecl.reserve(UniqueDecls); |
12717 | for (unsigned i = 0; i < UniqueDecls; ++i) |
12718 | ListsPerDecl.push_back(Record.readInt()); |
12719 | C->setDeclNumLists(ListsPerDecl); |
12720 | |
12721 | SmallVector<unsigned, 32> ListSizes; |
12722 | ListSizes.reserve(TotalLists); |
12723 | for (unsigned i = 0; i < TotalLists; ++i) |
12724 | ListSizes.push_back(Record.readInt()); |
12725 | C->setComponentListSizes(ListSizes); |
12726 | |
12727 | SmallVector<OMPClauseMappableExprCommon::MappableComponent, 32> Components; |
12728 | Components.reserve(TotalComponents); |
12729 | for (unsigned i = 0; i < TotalComponents; ++i) { |
12730 | Expr *AssociatedExprPr = Record.readSubExpr(); |
12731 | bool IsNonContiguous = Record.readBool(); |
12732 | auto *AssociatedDecl = Record.readDeclAs<ValueDecl>(); |
12733 | Components.emplace_back(AssociatedExprPr, AssociatedDecl, IsNonContiguous); |
12734 | } |
12735 | C->setComponents(Components, ListSizes); |
12736 | } |
12737 | |
12738 | void OMPClauseReader::VisitOMPUseDevicePtrClause(OMPUseDevicePtrClause *C) { |
12739 | C->setLParenLoc(Record.readSourceLocation()); |
12740 | auto NumVars = C->varlist_size(); |
12741 | auto UniqueDecls = C->getUniqueDeclarationsNum(); |
12742 | auto TotalLists = C->getTotalComponentListNum(); |
12743 | auto TotalComponents = C->getTotalComponentsNum(); |
12744 | |
12745 | SmallVector<Expr *, 16> Vars; |
12746 | Vars.reserve(NumVars); |
12747 | for (unsigned i = 0; i != NumVars; ++i) |
12748 | Vars.push_back(Record.readSubExpr()); |
12749 | C->setVarRefs(Vars); |
12750 | Vars.clear(); |
12751 | for (unsigned i = 0; i != NumVars; ++i) |
12752 | Vars.push_back(Record.readSubExpr()); |
12753 | C->setPrivateCopies(Vars); |
12754 | Vars.clear(); |
12755 | for (unsigned i = 0; i != NumVars; ++i) |
12756 | Vars.push_back(Record.readSubExpr()); |
12757 | C->setInits(Vars); |
12758 | |
12759 | SmallVector<ValueDecl *, 16> Decls; |
12760 | Decls.reserve(UniqueDecls); |
12761 | for (unsigned i = 0; i < UniqueDecls; ++i) |
12762 | Decls.push_back(Record.readDeclAs<ValueDecl>()); |
12763 | C->setUniqueDecls(Decls); |
12764 | |
12765 | SmallVector<unsigned, 16> ListsPerDecl; |
12766 | ListsPerDecl.reserve(UniqueDecls); |
12767 | for (unsigned i = 0; i < UniqueDecls; ++i) |
12768 | ListsPerDecl.push_back(Record.readInt()); |
12769 | C->setDeclNumLists(ListsPerDecl); |
12770 | |
12771 | SmallVector<unsigned, 32> ListSizes; |
12772 | ListSizes.reserve(TotalLists); |
12773 | for (unsigned i = 0; i < TotalLists; ++i) |
12774 | ListSizes.push_back(Record.readInt()); |
12775 | C->setComponentListSizes(ListSizes); |
12776 | |
12777 | SmallVector<OMPClauseMappableExprCommon::MappableComponent, 32> Components; |
12778 | Components.reserve(TotalComponents); |
12779 | for (unsigned i = 0; i < TotalComponents; ++i) { |
12780 | auto *AssociatedExprPr = Record.readSubExpr(); |
12781 | auto *AssociatedDecl = Record.readDeclAs<ValueDecl>(); |
12782 | Components.emplace_back(AssociatedExprPr, AssociatedDecl, |
12783 | false); |
12784 | } |
12785 | C->setComponents(Components, ListSizes); |
12786 | } |
12787 | |
12788 | void OMPClauseReader::VisitOMPUseDeviceAddrClause(OMPUseDeviceAddrClause *C) { |
12789 | C->setLParenLoc(Record.readSourceLocation()); |
12790 | auto NumVars = C->varlist_size(); |
12791 | auto UniqueDecls = C->getUniqueDeclarationsNum(); |
12792 | auto TotalLists = C->getTotalComponentListNum(); |
12793 | auto TotalComponents = C->getTotalComponentsNum(); |
12794 | |
12795 | SmallVector<Expr *, 16> Vars; |
12796 | Vars.reserve(NumVars); |
12797 | for (unsigned i = 0; i != NumVars; ++i) |
12798 | Vars.push_back(Record.readSubExpr()); |
12799 | C->setVarRefs(Vars); |
12800 | |
12801 | SmallVector<ValueDecl *, 16> Decls; |
12802 | Decls.reserve(UniqueDecls); |
12803 | for (unsigned i = 0; i < UniqueDecls; ++i) |
12804 | Decls.push_back(Record.readDeclAs<ValueDecl>()); |
12805 | C->setUniqueDecls(Decls); |
12806 | |
12807 | SmallVector<unsigned, 16> ListsPerDecl; |
12808 | ListsPerDecl.reserve(UniqueDecls); |
12809 | for (unsigned i = 0; i < UniqueDecls; ++i) |
12810 | ListsPerDecl.push_back(Record.readInt()); |
12811 | C->setDeclNumLists(ListsPerDecl); |
12812 | |
12813 | SmallVector<unsigned, 32> ListSizes; |
12814 | ListSizes.reserve(TotalLists); |
12815 | for (unsigned i = 0; i < TotalLists; ++i) |
12816 | ListSizes.push_back(Record.readInt()); |
12817 | C->setComponentListSizes(ListSizes); |
12818 | |
12819 | SmallVector<OMPClauseMappableExprCommon::MappableComponent, 32> Components; |
12820 | Components.reserve(TotalComponents); |
12821 | for (unsigned i = 0; i < TotalComponents; ++i) { |
12822 | Expr *AssociatedExpr = Record.readSubExpr(); |
12823 | auto *AssociatedDecl = Record.readDeclAs<ValueDecl>(); |
12824 | Components.emplace_back(AssociatedExpr, AssociatedDecl, |
12825 | false); |
12826 | } |
12827 | C->setComponents(Components, ListSizes); |
12828 | } |
12829 | |
12830 | void OMPClauseReader::VisitOMPIsDevicePtrClause(OMPIsDevicePtrClause *C) { |
12831 | C->setLParenLoc(Record.readSourceLocation()); |
12832 | auto NumVars = C->varlist_size(); |
12833 | auto UniqueDecls = C->getUniqueDeclarationsNum(); |
12834 | auto TotalLists = C->getTotalComponentListNum(); |
12835 | auto TotalComponents = C->getTotalComponentsNum(); |
12836 | |
12837 | SmallVector<Expr *, 16> Vars; |
12838 | Vars.reserve(NumVars); |
12839 | for (unsigned i = 0; i != NumVars; ++i) |
12840 | Vars.push_back(Record.readSubExpr()); |
12841 | C->setVarRefs(Vars); |
12842 | Vars.clear(); |
12843 | |
12844 | SmallVector<ValueDecl *, 16> Decls; |
12845 | Decls.reserve(UniqueDecls); |
12846 | for (unsigned i = 0; i < UniqueDecls; ++i) |
12847 | Decls.push_back(Record.readDeclAs<ValueDecl>()); |
12848 | C->setUniqueDecls(Decls); |
12849 | |
12850 | SmallVector<unsigned, 16> ListsPerDecl; |
12851 | ListsPerDecl.reserve(UniqueDecls); |
12852 | for (unsigned i = 0; i < UniqueDecls; ++i) |
12853 | ListsPerDecl.push_back(Record.readInt()); |
12854 | C->setDeclNumLists(ListsPerDecl); |
12855 | |
12856 | SmallVector<unsigned, 32> ListSizes; |
12857 | ListSizes.reserve(TotalLists); |
12858 | for (unsigned i = 0; i < TotalLists; ++i) |
12859 | ListSizes.push_back(Record.readInt()); |
12860 | C->setComponentListSizes(ListSizes); |
12861 | |
12862 | SmallVector<OMPClauseMappableExprCommon::MappableComponent, 32> Components; |
12863 | Components.reserve(TotalComponents); |
12864 | for (unsigned i = 0; i < TotalComponents; ++i) { |
12865 | Expr *AssociatedExpr = Record.readSubExpr(); |
12866 | auto *AssociatedDecl = Record.readDeclAs<ValueDecl>(); |
12867 | Components.emplace_back(AssociatedExpr, AssociatedDecl, |
12868 | false); |
12869 | } |
12870 | C->setComponents(Components, ListSizes); |
12871 | } |
12872 | |
12873 | void OMPClauseReader::VisitOMPNontemporalClause(OMPNontemporalClause *C) { |
12874 | C->setLParenLoc(Record.readSourceLocation()); |
12875 | unsigned NumVars = C->varlist_size(); |
12876 | SmallVector<Expr *, 16> Vars; |
12877 | Vars.reserve(NumVars); |
12878 | for (unsigned i = 0; i != NumVars; ++i) |
12879 | Vars.push_back(Record.readSubExpr()); |
12880 | C->setVarRefs(Vars); |
12881 | Vars.clear(); |
12882 | Vars.reserve(NumVars); |
12883 | for (unsigned i = 0; i != NumVars; ++i) |
12884 | Vars.push_back(Record.readSubExpr()); |
12885 | C->setPrivateRefs(Vars); |
12886 | } |
12887 | |
12888 | void OMPClauseReader::VisitOMPInclusiveClause(OMPInclusiveClause *C) { |
12889 | C->setLParenLoc(Record.readSourceLocation()); |
12890 | unsigned NumVars = C->varlist_size(); |
12891 | SmallVector<Expr *, 16> Vars; |
12892 | Vars.reserve(NumVars); |
12893 | for (unsigned i = 0; i != NumVars; ++i) |
12894 | Vars.push_back(Record.readSubExpr()); |
12895 | C->setVarRefs(Vars); |
12896 | } |
12897 | |
12898 | void OMPClauseReader::VisitOMPExclusiveClause(OMPExclusiveClause *C) { |
12899 | C->setLParenLoc(Record.readSourceLocation()); |
12900 | unsigned NumVars = C->varlist_size(); |
12901 | SmallVector<Expr *, 16> Vars; |
12902 | Vars.reserve(NumVars); |
12903 | for (unsigned i = 0; i != NumVars; ++i) |
12904 | Vars.push_back(Record.readSubExpr()); |
12905 | C->setVarRefs(Vars); |
12906 | } |
12907 | |
12908 | void OMPClauseReader::VisitOMPUsesAllocatorsClause(OMPUsesAllocatorsClause *C) { |
12909 | C->setLParenLoc(Record.readSourceLocation()); |
12910 | unsigned NumOfAllocators = C->getNumberOfAllocators(); |
12911 | SmallVector<OMPUsesAllocatorsClause::Data, 4> Data; |
12912 | Data.reserve(NumOfAllocators); |
12913 | for (unsigned I = 0; I != NumOfAllocators; ++I) { |
12914 | OMPUsesAllocatorsClause::Data &D = Data.emplace_back(); |
12915 | D.Allocator = Record.readSubExpr(); |
12916 | D.AllocatorTraits = Record.readSubExpr(); |
12917 | D.LParenLoc = Record.readSourceLocation(); |
12918 | D.RParenLoc = Record.readSourceLocation(); |
12919 | } |
12920 | C->setAllocatorsData(Data); |
12921 | } |
12922 | |
12923 | void OMPClauseReader::VisitOMPAffinityClause(OMPAffinityClause *C) { |
12924 | C->setLParenLoc(Record.readSourceLocation()); |
12925 | C->setModifier(Record.readSubExpr()); |
12926 | C->setColonLoc(Record.readSourceLocation()); |
12927 | unsigned NumOfLocators = C->varlist_size(); |
12928 | SmallVector<Expr *, 4> Locators; |
12929 | Locators.reserve(NumOfLocators); |
12930 | for (unsigned I = 0; I != NumOfLocators; ++I) |
12931 | Locators.push_back(Record.readSubExpr()); |
12932 | C->setVarRefs(Locators); |
12933 | } |
12934 | |
12935 | void OMPClauseReader::VisitOMPOrderClause(OMPOrderClause *C) { |
12936 | C->setKind(Record.readEnum<OpenMPOrderClauseKind>()); |
12937 | C->setLParenLoc(Record.readSourceLocation()); |
12938 | C->setKindKwLoc(Record.readSourceLocation()); |
12939 | } |
12940 | |
12941 | void OMPClauseReader::VisitOMPFilterClause(OMPFilterClause *C) { |
12942 | VisitOMPClauseWithPreInit(C); |
12943 | C->setThreadID(Record.readSubExpr()); |
12944 | C->setLParenLoc(Record.readSourceLocation()); |
12945 | } |
12946 | |
12947 | OMPTraitInfo *ASTRecordReader::readOMPTraitInfo() { |
12948 | OMPTraitInfo &TI = getContext().getNewOMPTraitInfo(); |
12949 | TI.Sets.resize(readUInt32()); |
12950 | for (auto &Set : TI.Sets) { |
12951 | Set.Kind = readEnum<llvm::omp::TraitSet>(); |
12952 | Set.Selectors.resize(readUInt32()); |
12953 | for (auto &Selector : Set.Selectors) { |
12954 | Selector.Kind = readEnum<llvm::omp::TraitSelector>(); |
12955 | Selector.ScoreOrCondition = nullptr; |
12956 | if (readBool()) |
12957 | Selector.ScoreOrCondition = readExprRef(); |
12958 | Selector.Properties.resize(readUInt32()); |
12959 | for (auto &Property : Selector.Properties) |
12960 | Property.Kind = readEnum<llvm::omp::TraitProperty>(); |
12961 | } |
12962 | } |
12963 | return &TI; |
12964 | } |
12965 | |
12966 | void ASTRecordReader::readOMPChildren(OMPChildren *Data) { |
12967 | if (!Data) |
12968 | return; |
12969 | if (Reader->ReadingKind == ASTReader::Read_Stmt) { |
12970 | |
12971 | skipInts(3); |
12972 | } |
12973 | SmallVector<OMPClause *, 4> Clauses(Data->getNumClauses()); |
12974 | for (unsigned I = 0, E = Data->getNumClauses(); I < E; ++I) |
12975 | Clauses[I] = readOMPClause(); |
12976 | Data->setClauses(Clauses); |
12977 | if (Data->hasAssociatedStmt()) |
12978 | Data->setAssociatedStmt(readStmt()); |
12979 | for (unsigned I = 0, E = Data->getNumChildren(); I < E; ++I) |
12980 | Data->getChildren()[I] = readStmt(); |
12981 | } |
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 | (A == LangAS::Default && |
502 | (B == LangAS::cuda_constant || B == LangAS::cuda_device || |
503 | B == LangAS::cuda_shared)); |
504 | } |
505 | |
506 | |
507 | |
508 | bool isAddressSpaceSupersetOf(Qualifiers other) const { |
509 | return isAddressSpaceSupersetOf(getAddressSpace(), other.getAddressSpace()); |
510 | } |
511 | |
512 | |
513 | |
514 | |
515 | bool compatiblyIncludes(Qualifiers other) const { |
516 | return isAddressSpaceSupersetOf(other) && |
517 | |
518 | |
519 | (getObjCGCAttr() == other.getObjCGCAttr() || !hasObjCGCAttr() || |
520 | !other.hasObjCGCAttr()) && |
521 | |
522 | getObjCLifetime() == other.getObjCLifetime() && |
523 | |
524 | (((Mask & CVRMask) | (other.Mask & CVRMask)) == (Mask & CVRMask)) && |
525 | |
526 | (!other.hasUnaligned() || hasUnaligned()); |
527 | } |
528 | |
529 | |
530 | |
531 | |
532 | |
533 | |
534 | |
535 | |
536 | bool compatiblyIncludesObjCLifetime(Qualifiers other) const { |
537 | if (getObjCLifetime() == other.getObjCLifetime()) |
538 | return true; |
539 | |
540 | if (getObjCLifetime() == OCL_Weak || other.getObjCLifetime() == OCL_Weak) |
541 | return false; |
542 | |
543 | if (getObjCLifetime() == OCL_None || other.getObjCLifetime() == OCL_None) |
544 | return true; |
545 | |
546 | return hasConst(); |
547 | } |
548 | |
549 | |
550 | |
551 | bool isStrictSupersetOf(Qualifiers Other) const; |
552 | |
553 | bool operator==(Qualifiers Other) const { return Mask == Other.Mask; } |
554 | bool operator!=(Qualifiers Other) const { return Mask != Other.Mask; } |
555 | |
556 | explicit operator bool() const { return hasQualifiers(); } |
557 | |
558 | Qualifiers &operator+=(Qualifiers R) { |
559 | addQualifiers(R); |
560 | return *this; |
561 | } |
562 | |
563 | |
564 | |
565 | friend Qualifiers operator+(Qualifiers L, Qualifiers R) { |
566 | L += R; |
567 | return L; |
568 | } |
569 | |
570 | Qualifiers &operator-=(Qualifiers R) { |
571 | removeQualifiers(R); |
572 | return *this; |
573 | } |
574 | |
575 | |
576 | friend Qualifiers operator-(Qualifiers L, Qualifiers R) { |
577 | L -= R; |
578 | return L; |
579 | } |
580 | |
581 | std::string getAsString() const; |
582 | std::string getAsString(const PrintingPolicy &Policy) const; |
583 | |
584 | static std::string getAddrSpaceAsString(LangAS AS); |
585 | |
586 | bool isEmptyWhenPrinted(const PrintingPolicy &Policy) const; |
587 | void print(raw_ostream &OS, const PrintingPolicy &Policy, |
588 | bool appendSpaceIfNonEmpty = false) const; |
589 | |
590 | void Profile(llvm::FoldingSetNodeID &ID) const { |
591 | ID.AddInteger(Mask); |
592 | } |
593 | |
594 | private: |
595 | |
596 | |
597 | uint32_t Mask = 0; |
598 | |
599 | static const uint32_t UMask = 0x8; |
600 | static const uint32_t UShift = 3; |
601 | static const uint32_t GCAttrMask = 0x30; |
602 | static const uint32_t GCAttrShift = 4; |
603 | static const uint32_t LifetimeMask = 0x1C0; |
604 | static const uint32_t LifetimeShift = 6; |
605 | static const uint32_t AddressSpaceMask = |
606 | ~(CVRMask | UMask | GCAttrMask | LifetimeMask); |
607 | static const uint32_t AddressSpaceShift = 9; |
608 | }; |
609 | |
610 | |
611 | |
612 | struct SplitQualType { |
613 | |
614 | const Type *Ty = nullptr; |
615 | |
616 | |
617 | Qualifiers Quals; |
618 | |
619 | SplitQualType() = default; |
620 | SplitQualType(const Type *ty, Qualifiers qs) : Ty(ty), Quals(qs) {} |
621 | |
622 | SplitQualType getSingleStepDesugaredType() const; |
623 | |
624 | |
625 | std::pair<const Type *,Qualifiers> asPair() const { |
626 | return std::pair<const Type *, Qualifiers>(Ty, Quals); |
627 | } |
628 | |
629 | friend bool operator==(SplitQualType a, SplitQualType b) { |
630 | return a.Ty == b.Ty && a.Quals == b.Quals; |
631 | } |
632 | friend bool operator!=(SplitQualType a, SplitQualType b) { |
633 | return a.Ty != b.Ty || a.Quals != b.Quals; |
634 | } |
635 | }; |
636 | |
637 | |
638 | |
639 | |
640 | |
641 | |
642 | enum class ObjCSubstitutionContext { |
643 | |
644 | Ordinary, |
645 | |
646 | |
647 | Result, |
648 | |
649 | |
650 | Parameter, |
651 | |
652 | |
653 | Property, |
654 | |
655 | |
656 | Superclass, |
657 | }; |
658 | |
659 | |
660 | |
661 | |
662 | |
663 | |
664 | |
665 | |
666 | |
667 | |
668 | |
669 | |
670 | |
671 | |
672 | |
673 | class QualType { |
674 | friend class QualifierCollector; |
675 | |
676 | |
677 | llvm::PointerIntPair<llvm::PointerUnion<const Type *, const ExtQuals *>, |
678 | Qualifiers::FastWidth> Value; |
679 | |
680 | const ExtQuals *getExtQualsUnsafe() const { |
681 | return Value.getPointer().get<const ExtQuals*>(); |
682 | } |
683 | |
684 | const Type *getTypePtrUnsafe() const { |
685 | return Value.getPointer().get<const Type*>(); |
686 | } |
687 | |
688 | const ExtQualsTypeCommonBase *getCommonPtr() const { |
689 | assert(!isNull() && "Cannot retrieve a NULL type pointer"); |
690 | auto CommonPtrVal = reinterpret_cast<uintptr_t>(Value.getOpaqueValue()); |
691 | CommonPtrVal &= ~(uintptr_t)((1 << TypeAlignmentInBits) - 1); |
692 | return reinterpret_cast<ExtQualsTypeCommonBase*>(CommonPtrVal); |
693 | } |
694 | |
695 | public: |
696 | QualType() = default; |
697 | QualType(const Type *Ptr, unsigned Quals) : Value(Ptr, Quals) {} |
698 | QualType(const ExtQuals *Ptr, unsigned Quals) : Value(Ptr, Quals) {} |
699 | |
700 | unsigned getLocalFastQualifiers() const { return Value.getInt(); } |
701 | void setLocalFastQualifiers(unsigned Quals) { Value.setInt(Quals); } |
702 | |
703 | |
704 | |
705 | |
706 | |
707 | const Type *getTypePtr() const; |
708 | |
709 | const Type *getTypePtrOrNull() const; |
710 | |
711 | |
712 | const IdentifierInfo *getBaseTypeIdentifier() const; |
713 | |
714 | |
715 | |
716 | SplitQualType split() const; |
717 | |
718 | void *getAsOpaquePtr() const { return Value.getOpaqueValue(); } |
719 | |
720 | static QualType getFromOpaquePtr(const void *Ptr) { |
721 | QualType T; |
722 | T.Value.setFromOpaqueValue(const_cast<void*>(Ptr)); |
723 | return T; |
724 | } |
725 | |
726 | const Type &operator*() const { |
727 | return *getTypePtr(); |
728 | } |
729 | |
730 | const Type *operator->() const { |
731 | return getTypePtr(); |
732 | } |
733 | |
734 | bool isCanonical() const; |
735 | bool isCanonicalAsParam() const; |
736 | |
737 | |
738 | bool isNull() const { |
739 | return Value.getPointer().isNull(); |
| 29 | | Calling 'PointerUnion::isNull' | |
|
| 32 | | Returning from 'PointerUnion::isNull' | |
|
| 33 | | Returning zero, which participates in a condition later | |
|
740 | } |
741 | |
742 | |
743 | |
744 | |
745 | bool isLocalConstQualified() const { |
746 | return (getLocalFastQualifiers() & Qualifiers::Const); |
747 | } |
748 | |
749 | |
750 | bool isConstQualified() const; |
751 | |
752 | |
753 | |
754 | |
755 | bool isLocalRestrictQualified() const { |
756 | return (getLocalFastQualifiers() & Qualifiers::Restrict); |
757 | } |
758 | |
759 | |
760 | bool isRestrictQualified() const; |
761 | |
762 | |
763 | |
764 | |
765 | bool isLocalVolatileQualified() const { |
766 | return (getLocalFastQualifiers() & Qualifiers::Volatile); |
767 | } |
768 | |
769 | |
770 | bool isVolatileQualified() const; |
771 | |
772 | |
773 | |
774 | |
775 | bool hasLocalQualifiers() const { |
776 | return getLocalFastQualifiers() || hasLocalNonFastQualifiers(); |
777 | } |
778 | |
779 | |
780 | bool hasQualifiers() const; |
781 | |
782 | |
783 | |
784 | |
785 | bool hasLocalNonFastQualifiers() const { |
786 | return Value.getPointer().is<const ExtQuals*>(); |
787 | } |
788 | |
789 | |
790 | |
791 | |
792 | Qualifiers getLocalQualifiers() const; |
793 | |
794 | |
795 | Qualifiers getQualifiers() const; |
796 | |
797 | |
798 | |
799 | |
800 | unsigned getLocalCVRQualifiers() const { |
801 | return getLocalFastQualifiers(); |
802 | } |
803 | |
804 | |
805 | |
806 | unsigned getCVRQualifiers() const; |
807 | |
808 | bool isConstant(const ASTContext& Ctx) const { |
809 | return QualType::isConstant(*this, Ctx); |
810 | } |
811 | |
812 | |
813 | bool isPODType(const ASTContext &Context) const; |
814 | |
815 | |
816 | |
817 | bool isCXX98PODType(const ASTContext &Context) const; |
818 | |
819 | |
820 | |
821 | |
822 | |
823 | bool isCXX11PODType(const ASTContext &Context) const; |
824 | |
825 | |
826 | bool isTrivialType(const ASTContext &Context) const; |
827 | |
828 | |
829 | bool isTriviallyCopyableType(const ASTContext &Context) const; |
830 | |
831 | |
832 | |
833 | bool mayBeDynamicClass() const; |
834 | |
835 | |
836 | bool mayBeNotDynamicClass() const; |
837 | |
838 | |
839 | |
840 | |
841 | |
842 | void addConst() { |
843 | addFastQualifiers(Qualifiers::Const); |
844 | } |
845 | QualType withConst() const { |
846 | return withFastQualifiers(Qualifiers::Const); |
847 | } |
848 | |
849 | |
850 | void addVolatile() { |
851 | addFastQualifiers(Qualifiers::Volatile); |
852 | } |
853 | QualType withVolatile() const { |
854 | return withFastQualifiers(Qualifiers::Volatile); |
855 | } |
856 | |
857 | |
858 | void addRestrict() { |
859 | addFastQualifiers(Qualifiers::Restrict); |
860 | } |
861 | QualType withRestrict() const { |
862 | return withFastQualifiers(Qualifiers::Restrict); |
863 | } |
864 | |
865 | QualType withCVRQualifiers(unsigned CVR) const { |
866 | return withFastQualifiers(CVR); |
867 | } |
868 | |
869 | void addFastQualifiers(unsigned TQs) { |
870 | assert(!(TQs & ~Qualifiers::FastMask) |
871 | && "non-fast qualifier bits set in mask!"); |
872 | Value.setInt(Value.getInt() | TQs); |
873 | } |
874 | |
875 | void removeLocalConst(); |
876 | void removeLocalVolatile(); |
877 | void removeLocalRestrict(); |
878 | void removeLocalCVRQualifiers(unsigned Mask); |
879 | |
880 | void removeLocalFastQualifiers() { Value.setInt(0); } |
881 | void removeLocalFastQualifiers(unsigned Mask) { |
882 | assert(!(Mask & ~Qualifiers::FastMask) && "mask has non-fast qualifiers"); |
883 | Value.setInt(Value.getInt() & ~Mask); |
884 | } |
885 | |
886 | |
887 | |
888 | QualType withFastQualifiers(unsigned TQs) const { |
889 | QualType T = *this; |
890 | T.addFastQualifiers(TQs); |
891 | return T; |
892 | } |
893 | |
894 | |
895 | |
896 | QualType withExactLocalFastQualifiers(unsigned TQs) const { |
897 | return withoutLocalFastQualifiers().withFastQualifiers(TQs); |
898 | } |
899 | |
900 | |
901 | QualType withoutLocalFastQualifiers() const { |
902 | QualType T = *this; |
903 | T.removeLocalFastQualifiers(); |
904 | return T; |
905 | } |
906 | |
907 | QualType getCanonicalType() const; |
908 | |
909 | |
910 | |
911 | |
912 | QualType getLocalUnqualifiedType() const { return QualType(getTypePtr(), 0); } |
913 | |
914 | |
915 | |
916 | |
917 | |
918 | |
919 | |
920 | |
921 | |
922 | |
923 | |
924 | |
925 | |
926 | |
927 | |
928 | |
929 | |
930 | |
931 | |
932 | inline QualType getUnqualifiedType() const; |
933 | |
934 | |
935 | |
936 | |
937 | |
938 | |
939 | |
940 | |
941 | |
942 | |
943 | inline SplitQualType getSplitUnqualifiedType() const; |
944 | |
945 | |
946 | |
947 | bool isMoreQualifiedThan(QualType Other) const; |
948 | |
949 | |
950 | |
951 | bool isAtLeastAsQualifiedAs(QualType Other) const; |
952 | |
953 | QualType getNonReferenceType() const; |
954 | |
955 | |
956 | |
957 | |
958 | |
959 | |
960 | |
961 | |
962 | |
963 | QualType getNonLValueExprType(const ASTContext &Context) const; |
964 | |
965 | |
966 | |
967 | |
968 | |
969 | QualType getNonPackExpansionType() const; |
970 | |
971 | |
972 | |
973 | |
974 | |
975 | |
976 | |
977 | |
978 | |
979 | QualType getDesugaredType(const ASTContext &Context) const { |
980 | return getDesugaredType(*this, Context); |
981 | } |
982 | |
983 | SplitQualType getSplitDesugaredType() const { |
984 | return getSplitDesugaredType(*this); |
985 | } |
986 | |
987 | |
988 | |
989 | |
990 | |
991 | |
992 | QualType getSingleStepDesugaredType(const ASTContext &Context) const { |
993 | return getSingleStepDesugaredTypeImpl(*this, Context); |
994 | } |
995 | |
996 | |
997 | |
998 | QualType IgnoreParens() const { |
999 | if (isa<ParenType>(*this)) |
1000 | return QualType::IgnoreParens(*this); |
1001 | return *this; |
1002 | } |
1003 | |
1004 | |
1005 | friend bool operator==(const QualType &LHS, const QualType &RHS) { |
1006 | return LHS.Value == RHS.Value; |
1007 | } |
1008 | friend bool operator!=(const QualType &LHS, const QualType &RHS) { |
1009 | return LHS.Value != RHS.Value; |
1010 | } |
1011 | friend bool operator<(const QualType &LHS, const QualType &RHS) { |
1012 | return LHS.Value < RHS.Value; |
1013 | } |
1014 | |
1015 | static std::string getAsString(SplitQualType split, |
1016 | const PrintingPolicy &Policy) { |
1017 | return getAsString(split.Ty, split.Quals, Policy); |
1018 | } |
1019 | static std::string getAsString(const Type *ty, Qualifiers qs, |
1020 | const PrintingPolicy &Policy); |
1021 | |
1022 | std::string getAsString() const; |
1023 | std::string getAsString(const PrintingPolicy &Policy) const; |
1024 | |
1025 | void print(raw_ostream &OS, const PrintingPolicy &Policy, |
1026 | const Twine &PlaceHolder = Twine(), |
1027 | unsigned Indentation = 0) const; |
1028 | |
1029 | static void print(SplitQualType split, raw_ostream &OS, |
1030 | const PrintingPolicy &policy, const Twine &PlaceHolder, |
1031 | unsigned Indentation = 0) { |
1032 | return print(split.Ty, split.Quals, OS, policy, PlaceHolder, Indentation); |
1033 | } |
1034 | |
1035 | static void print(const Type *ty, Qualifiers qs, |
1036 | raw_ostream &OS, const PrintingPolicy &policy, |
1037 | const Twine &PlaceHolder, |
1038 | unsigned Indentation = 0); |
1039 | |
1040 | void getAsStringInternal(std::string &Str, |
1041 | const PrintingPolicy &Policy) const; |
1042 | |
1043 | static void getAsStringInternal(SplitQualType split, std::string &out, |
1044 | const PrintingPolicy &policy) { |
1045 | return getAsStringInternal(split.Ty, split.Quals, out, policy); |
1046 | } |
1047 | |
1048 | static void getAsStringInternal(const Type *ty, Qualifiers qs, |
1049 | std::string &out, |
1050 | const PrintingPolicy &policy); |
1051 | |
1052 | class StreamedQualTypeHelper { |
1053 | const QualType &T; |
1054 | const PrintingPolicy &Policy; |
1055 | const Twine &PlaceHolder; |
1056 | unsigned Indentation; |
1057 | |
1058 | public: |
1059 | StreamedQualTypeHelper(const QualType &T, const PrintingPolicy &Policy, |
1060 | const Twine &PlaceHolder, unsigned Indentation) |
1061 | : T(T), Policy(Policy), PlaceHolder(PlaceHolder), |
1062 | Indentation(Indentation) {} |
1063 | |
1064 | friend raw_ostream &operator<<(raw_ostream &OS, |
1065 | const StreamedQualTypeHelper &SQT) { |
1066 | SQT.T.print(OS, SQT.Policy, SQT.PlaceHolder, SQT.Indentation); |
1067 | return OS; |
1068 | } |
1069 | }; |
1070 | |
1071 | StreamedQualTypeHelper stream(const PrintingPolicy &Policy, |
1072 | const Twine &PlaceHolder = Twine(), |
1073 | unsigned Indentation = 0) const { |
1074 | return StreamedQualTypeHelper(*this, Policy, PlaceHolder, Indentation); |
1075 | } |
1076 | |
1077 | void dump(const char *s) const; |
1078 | void dump() const; |
1079 | void dump(llvm::raw_ostream &OS, const ASTContext &Context) const; |
1080 | |
1081 | void Profile(llvm::FoldingSetNodeID &ID) const { |
1082 | ID.AddPointer(getAsOpaquePtr()); |
1083 | } |
1084 | |
1085 | |
1086 | inline bool hasAddressSpace() const; |
1087 | |
1088 | |
1089 | inline LangAS getAddressSpace() const; |
1090 | |
1091 | |
1092 | |
1093 | |
1094 | |
1095 | |
1096 | |
1097 | |
1098 | |
1099 | bool isAddressSpaceOverlapping(QualType T) const { |
1100 | Qualifiers Q = getQualifiers(); |
1101 | Qualifiers TQ = T.getQualifiers(); |
1102 | |
1103 | return Q.isAddressSpaceSupersetOf(TQ) || TQ.isAddressSpaceSupersetOf(Q); |
1104 | } |
1105 | |
1106 | |
1107 | inline Qualifiers::GC getObjCGCAttr() const; |
1108 | |
1109 | |
1110 | bool isObjCGCWeak() const { |
1111 | return getObjCGCAttr() == Qualifiers::Weak; |
1112 | } |
1113 | |
1114 | |
1115 | bool isObjCGCStrong() const { |
1116 | return getObjCGCAttr() == Qualifiers::Strong; |
1117 | } |
1118 | |
1119 | |
1120 | Qualifiers::ObjCLifetime getObjCLifetime() const { |
1121 | return getQualifiers().getObjCLifetime(); |
1122 | } |
1123 | |
1124 | bool hasNonTrivialObjCLifetime() const { |
1125 | return getQualifiers().hasNonTrivialObjCLifetime(); |
1126 | } |
1127 | |
1128 | bool hasStrongOrWeakObjCLifetime() const { |
1129 | return getQualifiers().hasStrongOrWeakObjCLifetime(); |
1130 | } |
1131 | |
1132 | |
1133 | bool isNonWeakInMRRWithObjCWeak(const ASTContext &Context) const; |
1134 | |
1135 | enum PrimitiveDefaultInitializeKind { |
1136 | |
1137 | |
1138 | |
1139 | PDIK_Trivial, |
1140 | |
1141 | |
1142 | |
1143 | PDIK_ARCStrong, |
1144 | |
1145 | |
1146 | |
1147 | PDIK_ARCWeak, |
1148 | |
1149 | |
1150 | PDIK_Struct |
1151 | }; |
1152 | |
1153 | |
1154 | |
1155 | |
1156 | |
1157 | |
1158 | PrimitiveDefaultInitializeKind |
1159 | isNonTrivialToPrimitiveDefaultInitialize() const; |
1160 | |
1161 | enum PrimitiveCopyKind { |
1162 | |
1163 | |
1164 | |
1165 | PCK_Trivial, |
1166 | |
1167 | |
1168 | |
1169 | |
1170 | PCK_VolatileTrivial, |
1171 | |
1172 | |
1173 | |
1174 | PCK_ARCStrong, |
1175 | |
1176 | |
1177 | |
1178 | PCK_ARCWeak, |
1179 | |
1180 | |
1181 | |
1182 | |
1183 | |
1184 | |
1185 | |
1186 | PCK_Struct |
1187 | }; |
1188 | |
1189 | |
1190 | |
1191 | |
1192 | PrimitiveCopyKind isNonTrivialToPrimitiveCopy() const; |
1193 | |
1194 | |
1195 | |
1196 | |
1197 | |
1198 | |
1199 | |
1200 | PrimitiveCopyKind isNonTrivialToPrimitiveDestructiveMove() const; |
1201 | |
1202 | enum DestructionKind { |
1203 | DK_none, |
1204 | DK_cxx_destructor, |
1205 | DK_objc_strong_lifetime, |
1206 | DK_objc_weak_lifetime, |
1207 | DK_nontrivial_c_struct |
1208 | }; |
1209 | |
1210 | |
1211 | |
1212 | |
1213 | |
1214 | DestructionKind isDestructedType() const { |
1215 | return isDestructedTypeImpl(*this); |
1216 | } |
1217 | |
1218 | |
1219 | |
1220 | |
1221 | |
1222 | bool hasNonTrivialToPrimitiveDefaultInitializeCUnion() const; |
1223 | |
1224 | |
1225 | |
1226 | |
1227 | bool hasNonTrivialToPrimitiveDestructCUnion() const; |
1228 | |
1229 | |
1230 | |
1231 | |
1232 | bool hasNonTrivialToPrimitiveCopyCUnion() const; |
1233 | |
1234 | |
1235 | |
1236 | |
1237 | |
1238 | |
1239 | |
1240 | |
1241 | |
1242 | |
1243 | |
1244 | bool isCForbiddenLValueType() const; |
1245 | |
1246 | |
1247 | |
1248 | |
1249 | |
1250 | |
1251 | |
1252 | |
1253 | |
1254 | |
1255 | |
1256 | |
1257 | |
1258 | |
1259 | |
1260 | QualType substObjCTypeArgs(ASTContext &ctx, |
1261 | ArrayRef<QualType> typeArgs, |
1262 | ObjCSubstitutionContext context) const; |
1263 | |
1264 | |
1265 | |
1266 | |
1267 | |
1268 | |
1269 | |
1270 | |
1271 | |
1272 | |
1273 | |
1274 | |
1275 | |
1276 | |
1277 | |
1278 | |
1279 | |
1280 | |
1281 | |
1282 | |
1283 | |
1284 | QualType substObjCMemberType(QualType objectType, |
1285 | const DeclContext *dc, |
1286 | ObjCSubstitutionContext context) const; |
1287 | |
1288 | |
1289 | QualType stripObjCKindOfType(const ASTContext &ctx) const; |
1290 | |
1291 | |
1292 | QualType getAtomicUnqualifiedType() const; |
1293 | |
1294 | private: |
1295 | |
1296 | |
1297 | |
1298 | static bool isConstant(QualType T, const ASTContext& Ctx); |
1299 | static QualType getDesugaredType(QualType T, const ASTContext &Context); |
1300 | static SplitQualType getSplitDesugaredType(QualType T); |
1301 | static SplitQualType getSplitUnqualifiedTypeImpl(QualType type); |
1302 | static QualType getSingleStepDesugaredTypeImpl(QualType type, |
1303 | const ASTContext &C); |
1304 | static QualType IgnoreParens(QualType T); |
1305 | static DestructionKind isDestructedTypeImpl(QualType type); |
1306 | |
1307 | |
1308 | static bool hasNonTrivialToPrimitiveDefaultInitializeCUnion(const RecordDecl *RD); |
1309 | static bool hasNonTrivialToPrimitiveDestructCUnion(const RecordDecl *RD); |
1310 | static bool hasNonTrivialToPrimitiveCopyCUnion(const RecordDecl *RD); |
1311 | }; |
1312 | |
1313 | } |
1314 | |
1315 | namespace llvm { |
1316 | |
1317 | |
1318 | |
1319 | template<> struct simplify_type< ::clang::QualType> { |
1320 | using SimpleType = const ::clang::Type *; |
1321 | |
1322 | static SimpleType getSimplifiedValue(::clang::QualType Val) { |
1323 | return Val.getTypePtr(); |
1324 | } |
1325 | }; |
1326 | |
1327 | |
1328 | template<> |
1329 | struct PointerLikeTypeTraits<clang::QualType> { |
1330 | static inline void *getAsVoidPointer(clang::QualType P) { |
1331 | return P.getAsOpaquePtr(); |
1332 | } |
1333 | |
1334 | static inline clang::QualType getFromVoidPointer(void *P) { |
1335 | return clang::QualType::getFromOpaquePtr(P); |
1336 | } |
1337 | |
1338 | |
1339 | static constexpr int NumLowBitsAvailable = 0; |
1340 | }; |
1341 | |
1342 | } |
1343 | |
1344 | namespace clang { |
1345 | |
1346 | |
1347 | |
1348 | |
1349 | class ExtQualsTypeCommonBase { |
1350 | friend class ExtQuals; |
1351 | friend class QualType; |
1352 | friend class Type; |
1353 | |
1354 | |
1355 | |
1356 | |
1357 | |
1358 | |
1359 | const Type *const BaseType; |
1360 | |
1361 | |
1362 | QualType CanonicalType; |
1363 | |
1364 | ExtQualsTypeCommonBase(const Type *baseType, QualType canon) |
1365 | : BaseType(baseType), CanonicalType(canon) {} |
1366 | }; |
1367 | |
1368 | |
1369 | |
1370 | |
1371 | |
1372 | |
1373 | |
1374 | |
1375 | |
1376 | |
1377 | |
1378 | class ExtQuals : public ExtQualsTypeCommonBase, public llvm::FoldingSetNode { |
1379 | |
1380 | |
1381 | |
1382 | |
1383 | |
1384 | |
1385 | |
1386 | |
1387 | |
1388 | |
1389 | |
1390 | |
1391 | |
1392 | |
1393 | |
1394 | Qualifiers Quals; |
1395 | |
1396 | ExtQuals *this_() { return this; } |
1397 | |
1398 | public: |
1399 | ExtQuals(const Type *baseType, QualType canon, Qualifiers quals) |
1400 | : ExtQualsTypeCommonBase(baseType, |
1401 | canon.isNull() ? QualType(this_(), 0) : canon), |
1402 | Quals(quals) { |
1403 | assert(Quals.hasNonFastQualifiers() |
1404 | && "ExtQuals created with no fast qualifiers"); |
1405 | assert(!Quals.hasFastQualifiers() |
1406 | && "ExtQuals created with fast qualifiers"); |
1407 | } |
1408 | |
1409 | Qualifiers getQualifiers() const { return Quals; } |
1410 | |
1411 | bool hasObjCGCAttr() const { return Quals.hasObjCGCAttr(); } |
1412 | Qualifiers::GC getObjCGCAttr() const { return Quals.getObjCGCAttr(); } |
1413 | |
1414 | bool hasObjCLifetime() const { return Quals.hasObjCLifetime(); } |
1415 | Qualifiers::ObjCLifetime getObjCLifetime() const { |
1416 | return Quals.getObjCLifetime(); |
1417 | } |
1418 | |
1419 | bool hasAddressSpace() const { return Quals.hasAddressSpace(); } |
1420 | LangAS getAddressSpace() const { return Quals.getAddressSpace(); } |
1421 | |
1422 | const Type *getBaseType() const { return BaseType; } |
1423 | |
1424 | public: |
1425 | void Profile(llvm::FoldingSetNodeID &ID) const { |
1426 | Profile(ID, getBaseType(), Quals); |
1427 | } |
1428 | |
1429 | static void Profile(llvm::FoldingSetNodeID &ID, |
1430 | const Type *BaseType, |
1431 | Qualifiers Quals) { |
1432 | assert(!Quals.hasFastQualifiers() && "fast qualifiers in ExtQuals hash!"); |
1433 | ID.AddPointer(BaseType); |
1434 | Quals.Profile(ID); |
1435 | } |
1436 | }; |
1437 | |
1438 | |
1439 | |
1440 | |
1441 | enum RefQualifierKind { |
1442 | |
1443 | RQ_None = 0, |
1444 | |
1445 | |
1446 | RQ_LValue, |
1447 | |
1448 | |
1449 | RQ_RValue |
1450 | }; |
1451 | |
1452 | |
1453 | enum class AutoTypeKeyword { |
1454 | |
1455 | Auto, |
1456 | |
1457 | |
1458 | DecltypeAuto, |
1459 | |
1460 | |
1461 | GNUAutoType |
1462 | }; |
1463 | |
1464 | |
1465 | |
1466 | |
1467 | |
1468 | |
1469 | |
1470 | |
1471 | |
1472 | |
1473 | |
1474 | |
1475 | |
1476 | |
1477 | |
1478 | |
1479 | |
1480 | |
1481 | |
1482 | |
1483 | |
1484 | |
1485 | |
1486 | |
1487 | |
1488 | |
1489 | |
1490 | class alignas(8) Type : public ExtQualsTypeCommonBase { |
1491 | public: |
1492 | enum TypeClass { |
1493 | #define TYPE(Class, Base) Class, |
1494 | #define LAST_TYPE(Class) TypeLast = Class |
1495 | #define ABSTRACT_TYPE(Class, Base) |
1496 | #include "clang/AST/TypeNodes.inc" |
1497 | }; |
1498 | |
1499 | private: |
1500 | |
1501 | class TypeBitfields { |
1502 | friend class Type; |
1503 | template <class T> friend class TypePropertyCache; |
1504 | |
1505 | |
1506 | unsigned TC : 8; |
1507 | |
1508 | |
1509 | unsigned Dependence : llvm::BitWidth<TypeDependence>; |
1510 | |
1511 | |
1512 | |
1513 | mutable unsigned CacheValid : 1; |
1514 | |
1515 | |
1516 | mutable unsigned CachedLinkage : 3; |
1517 | |
1518 | |
1519 | mutable unsigned CachedLocalOrUnnamed : 1; |
1520 | |
1521 | |
1522 | mutable unsigned FromAST : 1; |
1523 | |
1524 | bool isCacheValid() const { |
1525 | return CacheValid; |
1526 | } |
1527 | |
1528 | Linkage getLinkage() const { |
1529 | assert(isCacheValid() && "getting linkage from invalid cache"); |
1530 | return static_cast<Linkage>(CachedLinkage); |
1531 | } |
1532 | |
1533 | bool hasLocalOrUnnamedType() const { |
1534 | assert(isCacheValid() && "getting linkage from invalid cache"); |
1535 | return CachedLocalOrUnnamed; |
1536 | } |
1537 | }; |
1538 | enum { NumTypeBits = 8 + llvm::BitWidth<TypeDependence> + 6 }; |
1539 | |
1540 | protected: |
1541 | |
1542 | |
1543 | |
1544 | class ArrayTypeBitfields { |
1545 | friend class ArrayType; |
1546 | |
1547 | unsigned : NumTypeBits; |
1548 | |
1549 | |
1550 | |
1551 | unsigned IndexTypeQuals : 3; |
1552 | |
1553 | |
1554 | |
1555 | |
1556 | unsigned SizeModifier : 3; |
1557 | }; |
1558 | |
1559 | class ConstantArrayTypeBitfields { |
1560 | friend class ConstantArrayType; |
1561 | |
1562 | unsigned : NumTypeBits + 3 + 3; |
1563 | |
1564 | |
1565 | unsigned HasStoredSizeExpr : 1; |
1566 | }; |
1567 | |
1568 | class BuiltinTypeBitfields { |
1569 | friend class BuiltinType; |
1570 | |
1571 | unsigned : NumTypeBits; |
1572 | |
1573 | |
1574 | unsigned Kind : 8; |
1575 | }; |
1576 | |
1577 | |
1578 | |
1579 | |
1580 | class FunctionTypeBitfields { |
1581 | friend class FunctionProtoType; |
1582 | friend class FunctionType; |
1583 | |
1584 | unsigned : NumTypeBits; |
1585 | |
1586 | |
1587 | |
1588 | unsigned ExtInfo : 13; |
1589 | |
1590 | |
1591 | |
1592 | |
1593 | unsigned RefQualifier : 2; |
1594 | |
1595 | |
1596 | |
1597 | |
1598 | |
1599 | |
1600 | |
1601 | unsigned FastTypeQuals : Qualifiers::FastWidth; |
1602 | |
1603 | unsigned HasExtQuals : 1; |
1604 | |
1605 | |
1606 | |
1607 | |
1608 | |
1609 | unsigned NumParams : 16; |
1610 | |
1611 | |
1612 | unsigned ExceptionSpecType : 4; |
1613 | |
1614 | |
1615 | unsigned HasExtParameterInfos : 1; |
1616 | |
1617 | |
1618 | unsigned Variadic : 1; |
1619 | |
1620 | |
1621 | unsigned HasTrailingReturn : 1; |
1622 | }; |
1623 | |
1624 | class ObjCObjectTypeBitfields { |
1625 | friend class ObjCObjectType; |
1626 | |
1627 | unsigned : NumTypeBits; |
1628 | |
1629 | |
1630 | unsigned NumTypeArgs : 7; |
1631 | |
1632 | |
1633 | unsigned NumProtocols : 6; |
1634 | |
1635 | |
1636 | unsigned IsKindOf : 1; |
1637 | }; |
1638 | |
1639 | class ReferenceTypeBitfields { |
1640 | friend class ReferenceType; |
1641 | |
1642 | unsigned : NumTypeBits; |
1643 | |
1644 | |
1645 | |
1646 | |
1647 | |
1648 | |
1649 | |
1650 | |
1651 | |
1652 | |
1653 | |
1654 | |
1655 | unsigned SpelledAsLValue : 1; |
1656 | |
1657 | |
1658 | |
1659 | unsigned InnerRef : 1; |
1660 | }; |
1661 | |
1662 | class TypeWithKeywordBitfields { |
1663 | friend class TypeWithKeyword; |
1664 | |
1665 | unsigned : NumTypeBits; |
1666 | |
1667 | |
1668 | unsigned Keyword : 8; |
1669 | }; |
1670 | |
1671 | enum { NumTypeWithKeywordBits = 8 }; |
1672 | |
1673 | class ElaboratedTypeBitfields { |
1674 | friend class ElaboratedType; |
1675 | |
1676 | unsigned : NumTypeBits; |
1677 | unsigned : NumTypeWithKeywordBits; |
1678 | |
1679 | |
1680 | unsigned HasOwnedTagDecl : 1; |
1681 | }; |
1682 | |
1683 | class VectorTypeBitfields { |
1684 | friend class VectorType; |
1685 | friend class DependentVectorType; |
1686 | |
1687 | unsigned : NumTypeBits; |
1688 | |
1689 | |
1690 | |
1691 | unsigned VecKind : 3; |
1692 | |
1693 | uint32_t NumElements; |
1694 | }; |
1695 | |
1696 | class AttributedTypeBitfields { |
1697 | friend class AttributedType; |
1698 | |
1699 | unsigned : NumTypeBits; |
1700 | |
1701 | |
1702 | unsigned AttrKind : 32 - NumTypeBits; |
1703 | }; |
1704 | |
1705 | class AutoTypeBitfields { |
1706 | friend class AutoType; |
1707 | |
1708 | unsigned : NumTypeBits; |
1709 | |
1710 | |
1711 | |
1712 | unsigned Keyword : 2; |
1713 | |
1714 | |
1715 | |
1716 | |
1717 | |
1718 | |
1719 | |
1720 | |
1721 | unsigned NumArgs; |
1722 | }; |
1723 | |
1724 | class SubstTemplateTypeParmPackTypeBitfields { |
1725 | friend class SubstTemplateTypeParmPackType; |
1726 | |
1727 | unsigned : NumTypeBits; |
1728 | |
1729 | |
1730 | |
1731 | |
1732 | |
1733 | |
1734 | |
1735 | |
1736 | unsigned NumArgs; |
1737 | }; |
1738 | |
1739 | class TemplateSpecializationTypeBitfields { |
1740 | friend class TemplateSpecializationType; |
1741 | |
1742 | unsigned : NumTypeBits; |
1743 | |
1744 | |
1745 | unsigned TypeAlias : 1; |
1746 | |
1747 | |
1748 | |
1749 | |
1750 | |
1751 | |
1752 | |
1753 | |
1754 | unsigned NumArgs; |
1755 | }; |
1756 | |
1757 | class DependentTemplateSpecializationTypeBitfields { |
1758 | friend class DependentTemplateSpecializationType; |
1759 | |
1760 | unsigned : NumTypeBits; |
1761 | unsigned : NumTypeWithKeywordBits; |
1762 | |
1763 | |
1764 | |
1765 | |
1766 | |
1767 | |
1768 | |
1769 | |
1770 | unsigned NumArgs; |
1771 | }; |
1772 | |
1773 | class PackExpansionTypeBitfields { |
1774 | friend class PackExpansionType; |
1775 | |
1776 | unsigned : NumTypeBits; |
1777 | |
1778 | |
1779 | |
1780 | |
1781 | |
1782 | |
1783 | |
1784 | |
1785 | |
1786 | |
1787 | |
1788 | |
1789 | unsigned NumExpansions; |
1790 | }; |
1791 | |
1792 | union { |
1793 | TypeBitfields TypeBits; |
1794 | ArrayTypeBitfields ArrayTypeBits; |
1795 | ConstantArrayTypeBitfields ConstantArrayTypeBits; |
1796 | AttributedTypeBitfields AttributedTypeBits; |
1797 | AutoTypeBitfields AutoTypeBits; |
1798 | BuiltinTypeBitfields BuiltinTypeBits; |
1799 | FunctionTypeBitfields FunctionTypeBits; |
1800 | ObjCObjectTypeBitfields ObjCObjectTypeBits; |
1801 | ReferenceTypeBitfields ReferenceTypeBits; |
1802 | TypeWithKeywordBitfields TypeWithKeywordBits; |
1803 | ElaboratedTypeBitfields ElaboratedTypeBits; |
1804 | VectorTypeBitfields VectorTypeBits; |
1805 | SubstTemplateTypeParmPackTypeBitfields SubstTemplateTypeParmPackTypeBits; |
1806 | TemplateSpecializationTypeBitfields TemplateSpecializationTypeBits; |
1807 | DependentTemplateSpecializationTypeBitfields |
1808 | DependentTemplateSpecializationTypeBits; |
1809 | PackExpansionTypeBitfields PackExpansionTypeBits; |
1810 | }; |
1811 | |
1812 | private: |
1813 | template <class T> friend class TypePropertyCache; |
1814 | |
1815 | |
1816 | void setFromAST(bool V = true) const { |
1817 | TypeBits.FromAST = V; |
1818 | } |
1819 | |
1820 | protected: |
1821 | friend class ASTContext; |
1822 | |
1823 | Type(TypeClass tc, QualType canon, TypeDependence Dependence) |
1824 | : ExtQualsTypeCommonBase(this, |
1825 | canon.isNull() ? QualType(this_(), 0) : canon) { |
1826 | static_assert(sizeof(*this) <= 8 + sizeof(ExtQualsTypeCommonBase), |
1827 | "changing bitfields changed sizeof(Type)!"); |
1828 | static_assert(alignof(decltype(*this)) % sizeof(void *) == 0, |
1829 | "Insufficient alignment!"); |
1830 | TypeBits.TC = tc; |
1831 | TypeBits.Dependence = static_cast<unsigned>(Dependence); |
1832 | TypeBits.CacheValid = false; |
1833 | TypeBits.CachedLocalOrUnnamed = false; |
1834 | TypeBits.CachedLinkage = NoLinkage; |
1835 | TypeBits.FromAST = false; |
1836 | } |
1837 | |
1838 | |
1839 | Type *this_() { return this; } |
1840 | |
1841 | void setDependence(TypeDependence D) { |
1842 | TypeBits.Dependence = static_cast<unsigned>(D); |
1843 | } |
1844 | |
1845 | void addDependence(TypeDependence D) { setDependence(getDependence() | D); } |
1846 | |
1847 | public: |
1848 | friend class ASTReader; |
1849 | friend class ASTWriter; |
1850 | template <class T> friend class serialization::AbstractTypeReader; |
1851 | template <class T> friend class serialization::AbstractTypeWriter; |
1852 | |
1853 | Type(const Type &) = delete; |
1854 | Type(Type &&) = delete; |
1855 | Type &operator=(const Type &) = delete; |
1856 | Type &operator=(Type &&) = delete; |
1857 | |
1858 | TypeClass getTypeClass() const { return static_cast<TypeClass>(TypeBits.TC); } |
1859 | |
1860 | |
1861 | bool isFromAST() const { return TypeBits.FromAST; } |
1862 | |
1863 | |
1864 | |
1865 | |
1866 | |
1867 | |
1868 | |
1869 | |
1870 | |
1871 | |
1872 | |
1873 | |
1874 | |
1875 | |
1876 | |
1877 | |
1878 | bool containsUnexpandedParameterPack() const { |
1879 | return getDependence() & TypeDependence::UnexpandedPack; |
1880 | } |
1881 | |
1882 | |
1883 | |
1884 | bool isCanonicalUnqualified() const { |
1885 | return CanonicalType == QualType(this, 0); |
1886 | } |
1887 | |
1888 | |
1889 | |
1890 | |
1891 | QualType getLocallyUnqualifiedSingleStepDesugaredType() const; |
1892 | |
1893 | |
1894 | |
1895 | |
1896 | |
1897 | |
1898 | |
1899 | bool isSizelessType() const; |
1900 | bool isSizelessBuiltinType() const; |
1901 | |
1902 | |
1903 | |
1904 | |
1905 | bool isVLSTBuiltinType() const; |
1906 | |
1907 | |
1908 | |
1909 | |
1910 | QualType getSveEltType(const ASTContext &Ctx) const; |
1911 | |
1912 | |
1913 | |
1914 | |
1915 | |
1916 | |
1917 | |
1918 | |
1919 | |
1920 | |
1921 | |
1922 | |
1923 | bool isIncompleteType(NamedDecl **Def = nullptr) const; |
1924 | |
1925 | |
1926 | |
1927 | bool isIncompleteOrObjectType() const { |
1928 | return !isFunctionType(); |
1929 | } |
1930 | |
1931 | |
1932 | bool isObjectType() const { |
1933 | |
1934 | |
1935 | |
1936 | return !isReferenceType() && !isFunctionType() && !isVoidType(); |
1937 | } |
1938 | |
1939 | |
1940 | |
1941 | bool isLiteralType(const ASTContext &Ctx) const; |
1942 | |
1943 | |
1944 | bool isStructuralType() const; |
1945 | |
1946 | |
1947 | |
1948 | bool isStandardLayoutType() const; |
1949 | |
1950 | |
1951 | |
1952 | |
1953 | |
1954 | bool isBuiltinType() const; |
1955 | |
1956 | |
1957 | bool isSpecificBuiltinType(unsigned K) const; |
1958 | |
1959 | |
1960 | |
1961 | |
1962 | bool isPlaceholderType() const; |
1963 | const BuiltinType *getAsPlaceholderType() const; |
1964 | |
1965 | |
1966 | bool isSpecificPlaceholderType(unsigned K) const; |
1967 | |
1968 | |
1969 | |
1970 | bool isNonOverloadPlaceholderType() const; |
1971 | |
1972 | |
1973 | |
1974 | bool isIntegerType() const; |
1975 | bool isEnumeralType() const; |
1976 | |
1977 | |
1978 | bool isScopedEnumeralType() const; |
1979 | bool isBooleanType() const; |
1980 | bool isCharType() const; |
1981 | bool isWideCharType() const; |
1982 | bool isChar8Type() const; |
1983 | bool isChar16Type() const; |
1984 | bool isChar32Type() const; |
1985 | bool isAnyCharacterType() const; |
1986 | bool isIntegralType(const ASTContext &Ctx) const; |
1987 | |
1988 | |
1989 | bool isIntegralOrEnumerationType() const; |
1990 | |
1991 | |
1992 | bool isIntegralOrUnscopedEnumerationType() const; |
1993 | bool isUnscopedEnumerationType() const; |
1994 | |
1995 | |
1996 | bool isRealFloatingType() const; |
1997 | |
1998 | |
1999 | bool isComplexType() const; |
2000 | bool isAnyComplexType() const; |
2001 | bool isFloatingType() const; |
2002 | bool isHalfType() const; |
2003 | bool isFloat16Type() const; |
2004 | bool isBFloat16Type() const; |
2005 | bool isFloat128Type() const; |
2006 | bool isRealType() const; |
2007 | bool isArithmeticType() const; |
2008 | bool isVoidType() const; |
2009 | bool isScalarType() const; |
2010 | bool isAggregateType() const; |
2011 | bool isFundamentalType() const; |
2012 | bool isCompoundType() const; |
2013 | |
2014 | |
2015 | |
2016 | bool isFunctionType() const; |
2017 | bool isFunctionNoProtoType() const { return getAs<FunctionNoProtoType>(); } |
2018 | bool isFunctionProtoType() const { return getAs<FunctionProtoType>(); } |
2019 | bool isPointerType() const; |
2020 | bool isAnyPointerType() const; |
2021 | bool isBlockPointerType() const; |
2022 | bool isVoidPointerType() const; |
2023 | bool isReferenceType() const; |
2024 | bool isLValueReferenceType() const; |
2025 | bool isRValueReferenceType() const; |
2026 | bool isObjectPointerType() const; |
2027 | bool isFunctionPointerType() const; |
2028 | bool isFunctionReferenceType() const; |
2029 | bool isMemberPointerType() const; |
2030 | bool isMemberFunctionPointerType() const; |
2031 | bool isMemberDataPointerType() const; |
2032 | bool isArrayType() const; |
2033 | bool isConstantArrayType() const; |
2034 | bool isIncompleteArrayType() const; |
2035 | bool isVariableArrayType() const; |
2036 | bool isDependentSizedArrayType() const; |
2037 | bool isRecordType() const; |
2038 | bool isClassType() const; |
2039 | bool isStructureType() const; |
2040 | bool isObjCBoxableRecordType() const; |
2041 | bool isInterfaceType() const; |
2042 | bool isStructureOrClassType() const; |
2043 | bool isUnionType() const; |
2044 | bool isComplexIntegerType() const; |
2045 | bool isVectorType() const; |
2046 | bool isExtVectorType() const; |
2047 | bool isMatrixType() const; |
2048 | bool isConstantMatrixType() const; |
2049 | bool isDependentAddressSpaceType() const; |
2050 | bool isObjCObjectPointerType() const; |
2051 | bool isObjCRetainableType() const; |
2052 | bool isObjCLifetimeType() const; |
2053 | bool isObjCIndirectLifetimeType() const; |
2054 | bool isObjCNSObjectType() const; |
2055 | bool isObjCIndependentClassType() const; |
2056 | |
2057 | |
2058 | bool isObjCObjectType() const; |
2059 | bool isObjCQualifiedInterfaceType() const; |
2060 | bool isObjCQualifiedIdType() const; |
2061 | bool isObjCQualifiedClassType() const; |
2062 | bool isObjCObjectOrInterfaceType() const; |
2063 | bool isObjCIdType() const; |
2064 | bool isDecltypeType() const; |
2065 | |
2066 | |
2067 | |
2068 | |
2069 | |
2070 | |
2071 | bool isObjCInertUnsafeUnretainedType() const { |
2072 | return hasAttr(attr::ObjCInertUnsafeUnretained); |
2073 | } |
2074 | |
2075 | |
2076 | |
2077 | |
2078 | |
2079 | |
2080 | |
2081 | |
2082 | bool isObjCIdOrObjectKindOfType(const ASTContext &ctx, |
2083 | const ObjCObjectType *&bound) const; |
2084 | |
2085 | bool isObjCClassType() const; |
2086 | |
2087 | |
2088 | |
2089 | |
2090 | |
2091 | |
2092 | |
2093 | bool isObjCClassOrClassKindOfType() const; |
2094 | |
2095 | bool isBlockCompatibleObjCPointerType(ASTContext &ctx) const; |
2096 | bool isObjCSelType() const; |
2097 | bool isObjCBuiltinType() const; |
2098 | bool isObjCARCBridgableType() const; |
2099 | bool isCARCBridgableType() const; |
2100 | bool isTemplateTypeParmType() const; |
2101 | bool isNullPtrType() const; |
2102 | bool isNothrowT() const; |
2103 | bool isAlignValT() const; |
2104 | bool isStdByteType() const; |
2105 | bool isAtomicType() const; |
2106 | bool isUndeducedAutoType() const; |
2107 | |
2108 | bool isTypedefNameType() const; |
2109 | |
2110 | #define IMAGE_TYPE(ImgType, Id, SingletonId, Access, Suffix) \ |
2111 | bool is##Id##Type() const; |
2112 | #include "clang/Basic/OpenCLImageTypes.def" |
2113 | |
2114 | bool isImageType() const; |
2115 | |
2116 | bool isSamplerT() const; |
2117 | bool isEventT() const; |
2118 | bool isClkEventT() const; |
2119 | bool isQueueT() const; |
2120 | bool isReserveIDT() const; |
2121 | |
2122 | #define EXT_OPAQUE_TYPE(ExtType, Id, Ext) \ |
2123 | bool is##Id##Type() const; |
2124 | #include "clang/Basic/OpenCLExtensionTypes.def" |
2125 | |
2126 | bool isOCLIntelSubgroupAVCType() const; |
2127 | bool isOCLExtOpaqueType() const; |
2128 | |
2129 | bool isPipeType() const; |
2130 | bool isExtIntType() const; |
2131 | bool isOpenCLSpecificType() const; |
2132 | |
2133 | |
2134 | |
2135 | |
2136 | bool isObjCARCImplicitlyUnretainedType() const; |
2137 | |
2138 | |
2139 | bool isCUDADeviceBuiltinSurfaceType() const; |
2140 | |
2141 | bool isCUDADeviceBuiltinTextureType() const; |
2142 | |
2143 | |
2144 | Qualifiers::ObjCLifetime getObjCARCImplicitLifetime() const; |
2145 | |
2146 | enum ScalarTypeKind { |
2147 | STK_CPointer, |
2148 | STK_BlockPointer, |
2149 | STK_ObjCObjectPointer, |
2150 | STK_MemberPointer, |
2151 | STK_Bool, |
2152 | STK_Integral, |
2153 | STK_Floating, |
2154 | STK_IntegralComplex, |
2155 | STK_FloatingComplex, |
2156 | STK_FixedPoint |
2157 | }; |
2158 | |
2159 | |
2160 | ScalarTypeKind getScalarTypeKind() const; |
2161 | |
2162 | TypeDependence getDependence() const { |
2163 | return static_cast<TypeDependence>(TypeBits.Dependence); |
2164 | } |
2165 | |
2166 | |
2167 | bool containsErrors() const { |
2168 | return getDependence() & TypeDependence::Error; |
2169 | } |
2170 | |
2171 | |
2172 | |
2173 | bool isDependentType() const { |
2174 | return getDependence() & TypeDependence::Dependent; |
2175 | } |
2176 | |
2177 | |
2178 | |
2179 | |
2180 | |
2181 | bool isInstantiationDependentType() const { |
2182 | return getDependence() & TypeDependence::Instantiation; |
2183 | } |
2184 | |
2185 | |
2186 | |
2187 | |
2188 | bool isUndeducedType() const; |
2189 | |
2190 | |
2191 | bool isVariablyModifiedType() const { |
2192 | return getDependence() & TypeDependence::VariablyModified; |
2193 | } |
2194 | |
2195 | |
2196 | |
2197 | bool hasSizedVLAType() const; |
2198 | |
2199 | |
2200 | bool hasUnnamedOrLocalType() const; |
2201 | |
2202 | bool isOverloadableType() const; |
2203 | |
2204 | |
2205 | bool isElaboratedTypeSpecifier() const; |
2206 | |
2207 | bool canDecayToPointerType() const; |
2208 | |
2209 | |
2210 | |
2211 | |
2212 | bool hasPointerRepresentation() const; |
2213 | |
2214 | |
2215 | |
2216 | bool hasObjCPointerRepresentation() const; |
2217 | |
2218 | |
2219 | |
2220 | bool hasIntegerRepresentation() const; |
2221 | |
2222 | |
2223 | |
2224 | bool hasSignedIntegerRepresentation() const; |
2225 | |
2226 | |
2227 | |
2228 | bool hasUnsignedIntegerRepresentation() const; |
2229 | |
2230 | |
2231 | |
2232 | bool hasFloatingRepresentation() const; |
2233 | |
2234 | |
2235 | |
2236 | |
2237 | const RecordType *getAsStructureType() const; |
2238 | |
2239 | const RecordType *getAsUnionType() const; |
2240 | const ComplexType *getAsComplexIntegerType() const; |
2241 | const ObjCObjectType *getAsObjCInterfaceType() const; |
2242 | |
2243 | |
2244 | |
2245 | const ObjCObjectPointerType *getAsObjCInterfacePointerType() const; |
2246 | const ObjCObjectPointerType *getAsObjCQualifiedIdType() const; |
2247 | const ObjCObjectPointerType *getAsObjCQualifiedClassType() const; |
2248 | const ObjCObjectType *getAsObjCQualifiedInterfaceType() const; |
2249 | |
2250 | |
2251 | |
2252 | |
2253 | CXXRecordDecl *getAsCXXRecordDecl() const; |
2254 | |
2255 | |
2256 | RecordDecl *getAsRecordDecl() const; |
2257 | |
2258 | |
2259 | |
2260 | |
2261 | TagDecl *getAsTagDecl() const; |
2262 | |
2263 | |
2264 | |
2265 | |
2266 | |
2267 | |
2268 | const CXXRecordDecl *getPointeeCXXRecordDecl() const; |
2269 | |
2270 | |
2271 | |
2272 | |
2273 | DeducedType *getContainedDeducedType() const; |
2274 | |
2275 | |
2276 | |
2277 | |
2278 | AutoType *getContainedAutoType() const { |
2279 | return dyn_cast_or_null<AutoType>(getContainedDeducedType()); |
2280 | } |
2281 | |
2282 | |
2283 | |
2284 | |
2285 | bool hasAutoForTrailingReturnType() const; |
2286 | |
2287 | |
2288 | |
2289 | |
2290 | |
2291 | |
2292 | |
2293 | template <typename T> const T *getAs() const; |
2294 | |
2295 | |
2296 | |
2297 | |
2298 | |
2299 | |
2300 | template <typename T> const T *getAsAdjusted() const; |
2301 | |
2302 | |
2303 | |
2304 | const ArrayType *getAsArrayTypeUnsafe() const; |
2305 | |
2306 | |
2307 | |
2308 | |
2309 | |
2310 | |
2311 | |
2312 | template <typename T> const T *castAs() const; |
2313 | |
2314 | |
2315 | |
2316 | const ArrayType *castAsArrayTypeUnsafe() const; |
2317 | |
2318 | |
2319 | |
2320 | bool hasAttr(attr::Kind AK) const; |
2321 | |
2322 | |
2323 | |
2324 | |
2325 | const Type *getBaseElementTypeUnsafe() const; |
2326 | |
2327 | |
2328 | |
2329 | |
2330 | const Type *getArrayElementTypeNoTypeQual() const; |
2331 | |
2332 | |
2333 | |
2334 | |
2335 | const Type *getPointeeOrArrayElementType() const; |
2336 | |
2337 | |
2338 | |
2339 | QualType getPointeeType() const; |
2340 | |
2341 | |
2342 | |
2343 | const Type *getUnqualifiedDesugaredType() const; |
2344 | |
2345 | |
2346 | bool isPromotableIntegerType() const; |
2347 | |
2348 | |
2349 | |
2350 | |
2351 | bool isSignedIntegerType() const; |
2352 | |
2353 | |
2354 | |
2355 | |
2356 | bool isUnsignedIntegerType() const; |
2357 | |
2358 | |
2359 | |
2360 | bool isSignedIntegerOrEnumerationType() const; |
2361 | |
2362 | |
2363 | |
2364 | bool isUnsignedIntegerOrEnumerationType() const; |
2365 | |
2366 | |
2367 | |
2368 | bool isFixedPointType() const; |
2369 | |
2370 | |
2371 | bool isFixedPointOrIntegerType() const; |
2372 | |
2373 | |
2374 | |
2375 | bool isSaturatedFixedPointType() const; |
2376 | |
2377 | |
2378 | |
2379 | bool isUnsaturatedFixedPointType() const; |
2380 | |
2381 | |
2382 | |
2383 | bool isSignedFixedPointType() const; |
2384 | |
2385 | |
2386 | |
2387 | bool isUnsignedFixedPointType() const; |
2388 | |
2389 | |
2390 | |
2391 | |
2392 | bool isConstantSizeType() const; |
2393 | |
2394 | |
2395 | |
2396 | bool isSpecifierType() const; |
2397 | |
2398 | |
2399 | Linkage getLinkage() const; |
2400 | |
2401 | |
2402 | Visibility getVisibility() const { |
2403 | return getLinkageAndVisibility().getVisibility(); |
2404 | } |
2405 | |
2406 | |
2407 | bool isVisibilityExplicit() const { |
2408 | return getLinkageAndVisibility().isVisibilityExplicit(); |
2409 | } |
2410 | |
2411 | |
2412 | LinkageInfo getLinkageAndVisibility() const; |
2413 | |
2414 | |
2415 | |
2416 | bool isLinkageValid() const; |
2417 | |
2418 | |
2419 | |
2420 | |
2421 | |
2422 | |
2423 | Optional<NullabilityKind> getNullability(const ASTContext &context) const; |
2424 | |
2425 | |
2426 | |
2427 | |
2428 | |
2429 | |
2430 | bool canHaveNullability(bool ResultIfUnknown = true) const; |
2431 | |
2432 | |
2433 | |
2434 | |
2435 | |
2436 | |
2437 | |
2438 | |
2439 | |
2440 | |
2441 | |
2442 | |
2443 | |
2444 | |
2445 | |
2446 | |
2447 | Optional<ArrayRef<QualType>> |
2448 | getObjCSubstitutions(const DeclContext *dc) const; |
2449 | |
2450 | |
2451 | |
2452 | bool acceptsObjCTypeParams() const; |
2453 | |
2454 | const char *getTypeClassName() const; |
2455 | |
2456 | QualType getCanonicalTypeInternal() const { |
2457 | return CanonicalType; |
2458 | } |
2459 | |
2460 | CanQualType getCanonicalTypeUnqualified() const; |
2461 | void dump() const; |
2462 | void dump(llvm::raw_ostream &OS, const ASTContext &Context) const; |
2463 | }; |
2464 | |
2465 | |
2466 | |
2467 | template <> const TypedefType *Type::getAs() const; |
2468 | |
2469 | |
2470 | |
2471 | |
2472 | template <> const TemplateSpecializationType *Type::getAs() const; |
2473 | |
2474 | |
2475 | |
2476 | template <> const AttributedType *Type::getAs() const; |
2477 | |
2478 | |
2479 | |
2480 | #define TYPE(Class, Base) |
2481 | #define LEAF_TYPE(Class) \ |
2482 | template <> inline const Class##Type *Type::getAs() const { \ |
2483 | return dyn_cast<Class##Type>(CanonicalType); \ |
2484 | } \ |
2485 | template <> inline const Class##Type *Type::castAs() const { \ |
2486 | return cast<Class##Type>(CanonicalType); \ |
2487 | } |
2488 | #include "clang/AST/TypeNodes.inc" |
2489 | |
2490 | |
2491 | |
2492 | class BuiltinType : public Type { |
2493 | public: |
2494 | enum Kind { |
2495 | |
2496 | #define IMAGE_TYPE(ImgType, Id, SingletonId, Access, Suffix) Id, |
2497 | #include "clang/Basic/OpenCLImageTypes.def" |
2498 | |
2499 | #define EXT_OPAQUE_TYPE(ExtType, Id, Ext) Id, |
2500 | #include "clang/Basic/OpenCLExtensionTypes.def" |
2501 | |
2502 | #define SVE_TYPE(Name, Id, SingletonId) Id, |
2503 | #include "clang/Basic/AArch64SVEACLETypes.def" |
2504 | |
2505 | #define PPC_VECTOR_TYPE(Name, Id, Size) Id, |
2506 | #include "clang/Basic/PPCTypes.def" |
2507 | |
2508 | #define RVV_TYPE(Name, Id, SingletonId) Id, |
2509 | #include "clang/Basic/RISCVVTypes.def" |
2510 | |
2511 | #define BUILTIN_TYPE(Id, SingletonId) Id, |
2512 | #define LAST_BUILTIN_TYPE(Id) LastKind = Id |
2513 | #include "clang/AST/BuiltinTypes.def" |
2514 | }; |
2515 | |
2516 | private: |
2517 | friend class ASTContext; |
2518 | |
2519 | BuiltinType(Kind K) |
2520 | : Type(Builtin, QualType(), |
2521 | K == Dependent ? TypeDependence::DependentInstantiation |
2522 | : TypeDependence::None) { |
2523 | BuiltinTypeBits.Kind = K; |
2524 | } |
2525 | |
2526 | public: |
2527 | Kind getKind() const { return static_cast<Kind>(BuiltinTypeBits.Kind); } |
2528 | StringRef getName(const PrintingPolicy &Policy) const; |
2529 | |
2530 | const char *getNameAsCString(const PrintingPolicy &Policy) const { |
2531 | |
2532 | StringRef str = getName(Policy); |
2533 | assert(!str.empty() && str.data()[str.size()] == '\0'); |
2534 | return str.data(); |
2535 | } |
2536 | |
2537 | bool isSugared() const { return false; } |
2538 | QualType desugar() const { return QualType(this, 0); } |
2539 | |
2540 | bool isInteger() const { |
2541 | return getKind() >= Bool && getKind() <= Int128; |
2542 | } |
2543 | |
2544 | bool isSignedInteger() const { |
2545 | return getKind() >= Char_S && getKind() <= Int128; |
2546 | } |
2547 | |
2548 | bool isUnsignedInteger() const { |
2549 | return getKind() >= Bool && getKind() <= UInt128; |
2550 | } |
2551 | |
2552 | bool isFloatingPoint() const { |
2553 | return getKind() >= Half && getKind() <= Float128; |
2554 | } |
2555 | |
2556 | |
2557 | static bool isPlaceholderTypeKind(Kind K) { |
2558 | return K >= Overload; |
2559 | } |
2560 | |
2561 | |
2562 | |
2563 | |
2564 | bool isPlaceholderType() const { |
2565 | return isPlaceholderTypeKind(getKind()); |
2566 | } |
2567 | |
2568 | |
2569 | |
2570 | |
2571 | |
2572 | |
2573 | |
2574 | |
2575 | |
2576 | |
2577 | bool isNonOverloadPlaceholderType() const { |
2578 | return getKind() > Overload; |
2579 | } |
2580 | |
2581 | static bool classof(const Type *T) { return T->getTypeClass() == Builtin; } |
2582 | }; |
2583 | |
2584 | |
2585 | |
2586 | class ComplexType : public Type, public llvm::FoldingSetNode { |
2587 | friend class ASTContext; |
2588 | |
2589 | QualType ElementType; |
2590 | |
2591 | ComplexType(QualType Element, QualType CanonicalPtr) |
2592 | : Type(Complex, CanonicalPtr, Element->getDependence()), |
2593 | ElementType(Element) {} |
2594 | |
2595 | public: |
2596 | QualType getElementType() const { return ElementType; } |
2597 | |
2598 | bool isSugared() const { return false; } |
2599 | QualType desugar() const { return QualType(this, 0); } |
2600 | |
2601 | void Profile(llvm::FoldingSetNodeID &ID) { |
2602 | Profile(ID, getElementType()); |
2603 | } |
2604 | |
2605 | static void Profile(llvm::FoldingSetNodeID &ID, QualType Element) { |
2606 | ID.AddPointer(Element.getAsOpaquePtr()); |
2607 | } |
2608 | |
2609 | static bool classof(const Type *T) { return T->getTypeClass() == Complex; } |
2610 | }; |
2611 | |
2612 | |
2613 | class ParenType : public Type, public llvm::FoldingSetNode { |
2614 | friend class ASTContext; |
2615 | |
2616 | QualType Inner; |
2617 | |
2618 | ParenType(QualType InnerType, QualType CanonType) |
2619 | : Type(Paren, CanonType, InnerType->getDependence()), Inner(InnerType) {} |
2620 | |
2621 | public: |
2622 | QualType getInnerType() const { return Inner; } |
2623 | |
2624 | bool isSugared() const { return true; } |
2625 | QualType desugar() const { return getInnerType(); } |
2626 | |
2627 | void Profile(llvm::FoldingSetNodeID &ID) { |
2628 | Profile(ID, getInnerType()); |
2629 | } |
2630 | |
2631 | static void Profile(llvm::FoldingSetNodeID &ID, QualType Inner) { |
2632 | Inner.Profile(ID); |
2633 | } |
2634 | |
2635 | static bool classof(const Type *T) { return T->getTypeClass() == Paren; } |
2636 | }; |
2637 | |
2638 | |
2639 | class PointerType : public Type, public llvm::FoldingSetNode { |
2640 | friend class ASTContext; |
2641 | |
2642 | QualType PointeeType; |
2643 | |
2644 | PointerType(QualType Pointee, QualType CanonicalPtr) |
2645 | : Type(Pointer, CanonicalPtr, Pointee->getDependence()), |
2646 | PointeeType(Pointee) {} |
2647 | |
2648 | public: |
2649 | QualType getPointeeType() const { return PointeeType; } |
2650 | |
2651 | bool isSugared() const { return false; } |
2652 | QualType desugar() const { return QualType(this, 0); } |
2653 | |
2654 | void Profile(llvm::FoldingSetNodeID &ID) { |
2655 | Profile(ID, getPointeeType()); |
2656 | } |
2657 | |
2658 | static void Profile(llvm::FoldingSetNodeID &ID, QualType Pointee) { |
2659 | ID.AddPointer(Pointee.getAsOpaquePtr()); |
2660 | } |
2661 | |
2662 | static bool classof(const Type *T) { return T->getTypeClass() == Pointer; } |
2663 | }; |
2664 | |
2665 | |
2666 | |
2667 | |
2668 | class AdjustedType : public Type, public llvm::FoldingSetNode { |
2669 | QualType OriginalTy; |
2670 | QualType AdjustedTy; |
2671 | |
2672 | protected: |
2673 | friend class ASTContext; |
2674 | |
2675 | AdjustedType(TypeClass TC, QualType OriginalTy, QualType AdjustedTy, |
2676 | QualType CanonicalPtr) |
2677 | : Type(TC, CanonicalPtr, OriginalTy->getDependence()), |
2678 | OriginalTy(OriginalTy), AdjustedTy(AdjustedTy) {} |
2679 | |
2680 | public: |
2681 | QualType getOriginalType() const { return OriginalTy; } |
2682 | QualType getAdjustedType() const { return AdjustedTy; } |
2683 | |
2684 | bool isSugared() const { return true; } |
2685 | QualType desugar() const { return AdjustedTy; } |
2686 | |
2687 | void Profile(llvm::FoldingSetNodeID &ID) { |
2688 | Profile(ID, OriginalTy, AdjustedTy); |
2689 | } |
2690 | |
2691 | static void Profile(llvm::FoldingSetNodeID &ID, QualType Orig, QualType New) { |
2692 | ID.AddPointer(Orig.getAsOpaquePtr()); |
2693 | ID.AddPointer(New.getAsOpaquePtr()); |
2694 | } |
2695 | |
2696 | static bool classof(const Type *T) { |
2697 | return T->getTypeClass() == Adjusted || T->getTypeClass() == Decayed; |
2698 | } |
2699 | }; |
2700 | |
2701 | |
2702 | class DecayedType : public AdjustedType { |
2703 | friend class ASTContext; |
2704 | |
2705 | inline |
2706 | DecayedType(QualType OriginalType, QualType Decayed, QualType Canonical); |
2707 | |
2708 | public: |
2709 | QualType getDecayedType() const { return getAdjustedType(); } |
2710 | |
2711 | inline QualType getPointeeType() const; |
2712 | |
2713 | static bool classof(const Type *T) { return T->getTypeClass() == Decayed; } |
2714 | }; |
2715 | |
2716 | |
2717 | |
2718 | |
2719 | class BlockPointerType : public Type, public llvm::FoldingSetNode { |
2720 | friend class ASTContext; |
2721 | |
2722 | |
2723 | QualType PointeeType; |
2724 | |
2725 | BlockPointerType(QualType Pointee, QualType CanonicalCls) |
2726 | : Type(BlockPointer, CanonicalCls, Pointee->getDependence()), |
2727 | PointeeType(Pointee) {} |
2728 | |
2729 | public: |
2730 | |
2731 | QualType getPointeeType() const { return PointeeType; } |
2732 | |
2733 | bool isSugared() const { return false; } |
2734 | QualType desugar() const { return QualType(this, 0); } |
2735 | |
2736 | void Profile(llvm::FoldingSetNodeID &ID) { |
2737 | Profile(ID, getPointeeType()); |
2738 | } |
2739 | |
2740 | static void Profile(llvm::FoldingSetNodeID &ID, QualType Pointee) { |
2741 | ID.AddPointer(Pointee.getAsOpaquePtr()); |
2742 | } |
2743 | |
2744 | static bool classof(const Type *T) { |
2745 | return T->getTypeClass() == BlockPointer; |
2746 | } |
2747 | }; |
2748 | |
2749 | |
2750 | class ReferenceType : public Type, public llvm::FoldingSetNode { |
2751 | QualType PointeeType; |
2752 | |
2753 | protected: |
2754 | ReferenceType(TypeClass tc, QualType Referencee, QualType CanonicalRef, |
2755 | bool SpelledAsLValue) |
2756 | : Type(tc, CanonicalRef, Referencee->getDependence()), |
2757 | PointeeType(Referencee) { |
2758 | ReferenceTypeBits.SpelledAsLValue = SpelledAsLValue; |
2759 | ReferenceTypeBits.InnerRef = Referencee->isReferenceType(); |
2760 | } |
2761 | |
2762 | public: |
2763 | bool isSpelledAsLValue() const { return ReferenceTypeBits.SpelledAsLValue; } |
2764 | bool isInnerRef() const { return ReferenceTypeBits.InnerRef; } |
2765 | |
2766 | QualType getPointeeTypeAsWritten() const { return PointeeType; } |
2767 | |
2768 | QualType getPointeeType() const { |
2769 | |
2770 | const ReferenceType *T = this; |
2771 | while (T->isInnerRef()) |
2772 | T = T->PointeeType->castAs<ReferenceType>(); |
2773 | return T->PointeeType; |
2774 | } |
2775 | |
2776 | void Profile(llvm::FoldingSetNodeID &ID) { |
2777 | Profile(ID, PointeeType, isSpelledAsLValue()); |
2778 | } |
2779 | |
2780 | static void Profile(llvm::FoldingSetNodeID &ID, |
2781 | QualType Referencee, |
2782 | bool SpelledAsLValue) { |
2783 | ID.AddPointer(Referencee.getAsOpaquePtr()); |
2784 | ID.AddBoolean(SpelledAsLValue); |
2785 | } |
2786 | |
2787 | static bool classof(const Type *T) { |
2788 | return T->getTypeClass() == LValueReference || |
2789 | T->getTypeClass() == RValueReference; |
2790 | } |
2791 | }; |
2792 | |
2793 | |
2794 | class LValueReferenceType : public ReferenceType { |
2795 | friend class ASTContext; |
2796 | |
2797 | LValueReferenceType(QualType Referencee, QualType CanonicalRef, |
2798 | bool SpelledAsLValue) |
2799 | : ReferenceType(LValueReference, Referencee, CanonicalRef, |
2800 | SpelledAsLValue) {} |
2801 | |
2802 | public: |
2803 | bool isSugared() const { return false; } |
2804 | QualType desugar() const { return QualType(this, 0); } |
2805 | |
2806 | static bool classof(const Type *T) { |
2807 | return T->getTypeClass() == LValueReference; |
2808 | } |
2809 | }; |
2810 | |
2811 | |
2812 | class RValueReferenceType : public ReferenceType { |
2813 | friend class ASTContext; |
2814 | |
2815 | RValueReferenceType(QualType Referencee, QualType CanonicalRef) |
2816 | : ReferenceType(RValueReference, Referencee, CanonicalRef, false) {} |
2817 | |
2818 | public: |
2819 | bool isSugared() const { return false; } |
2820 | QualType desugar() const { return QualType(this, 0); } |
2821 | |
2822 | static bool classof(const Type *T) { |
2823 | return T->getTypeClass() == RValueReference; |
2824 | } |
2825 | }; |
2826 | |
2827 | |
2828 | |
2829 | |
2830 | class MemberPointerType : public Type, public llvm::FoldingSetNode { |
2831 | friend class ASTContext; |
2832 | |
2833 | QualType PointeeType; |
2834 | |
2835 | |
2836 | |
2837 | const Type *Class; |
2838 | |
2839 | MemberPointerType(QualType Pointee, const Type *Cls, QualType CanonicalPtr) |
2840 | : Type(MemberPointer, CanonicalPtr, |
2841 | (Cls->getDependence() & ~TypeDependence::VariablyModified) | |
2842 | Pointee->getDependence()), |
2843 | PointeeType(Pointee), Class(Cls) {} |
2844 | |
2845 | public: |
2846 | QualType getPointeeType() const { return PointeeType; } |
2847 | |
2848 | |
2849 | |
2850 | bool isMemberFunctionPointer() const { |
2851 | return PointeeType->isFunctionProtoType(); |
2852 | } |
2853 | |
2854 | |
2855 | |
2856 | bool isMemberDataPointer() const { |
2857 | return !PointeeType->isFunctionProtoType(); |
2858 | } |
2859 | |
2860 | const Type *getClass() const { return Class; } |
2861 | CXXRecordDecl *getMostRecentCXXRecordDecl() const; |
2862 | |
2863 | bool isSugared() const { return false; } |
2864 | QualType desugar() const { return QualType(this, 0); } |
2865 | |
2866 | void Profile(llvm::FoldingSetNodeID &ID) { |
2867 | Profile(ID, getPointeeType(), getClass()); |
2868 | } |
2869 | |
2870 | static void Profile(llvm::FoldingSetNodeID &ID, QualType Pointee, |
2871 | const Type *Class) { |
2872 | ID.AddPointer(Pointee.getAsOpaquePtr()); |
2873 | ID.AddPointer(Class); |
2874 | } |
2875 | |
2876 | static bool classof(const Type *T) { |
2877 | return T->getTypeClass() == MemberPointer; |
2878 | } |
2879 | }; |
2880 | |
2881 | |
2882 | class ArrayType : public Type, public llvm::FoldingSetNode { |
2883 | public: |
2884 | |
2885 | |
2886 | |
2887 | |
2888 | enum ArraySizeModifier { |
2889 | Normal, Static, Star |
2890 | }; |
2891 | |
2892 | private: |
2893 | |
2894 | QualType ElementType; |
2895 | |
2896 | protected: |
2897 | friend class ASTContext; |
2898 | |
2899 | ArrayType(TypeClass tc, QualType et, QualType can, ArraySizeModifier sm, |
2900 | unsigned tq, const Expr *sz = nullptr); |
2901 | |
2902 | public: |
2903 | QualType getElementType() const { return ElementType; } |
2904 | |
2905 | ArraySizeModifier getSizeModifier() const { |
2906 | return ArraySizeModifier(ArrayTypeBits.SizeModifier); |
2907 | } |
2908 | |
2909 | Qualifiers getIndexTypeQualifiers() const { |
2910 | return Qualifiers::fromCVRMask(getIndexTypeCVRQualifiers()); |
2911 | } |
2912 | |
2913 | unsigned getIndexTypeCVRQualifiers() const { |
2914 | return ArrayTypeBits.IndexTypeQuals; |
2915 | } |
2916 | |
2917 | static bool classof(const Type *T) { |
2918 | return T->getTypeClass() == ConstantArray || |
2919 | T->getTypeClass() == VariableArray || |
2920 | T->getTypeClass() == IncompleteArray || |
2921 | T->getTypeClass() == DependentSizedArray; |
2922 | } |
2923 | }; |
2924 | |
2925 | |
2926 | |
2927 | |
2928 | class ConstantArrayType final |
2929 | : public ArrayType, |
2930 | private llvm::TrailingObjects<ConstantArrayType, const Expr *> { |
2931 | friend class ASTContext; |
2932 | friend TrailingObjects; |
2933 | |
2934 | llvm::APInt Size; |
2935 | |
2936 | ConstantArrayType(QualType et, QualType can, const llvm::APInt &size, |
2937 | const Expr *sz, ArraySizeModifier sm, unsigned tq) |
2938 | : ArrayType(ConstantArray, et, can, sm, tq, sz), Size(size) { |
2939 | ConstantArrayTypeBits.HasStoredSizeExpr = sz != nullptr; |
2940 | if (ConstantArrayTypeBits.HasStoredSizeExpr) { |
2941 | assert(!can.isNull() && "canonical constant array should not have size"); |
2942 | *getTrailingObjects<const Expr*>() = sz; |
2943 | } |
2944 | } |
2945 | |
2946 | unsigned numTrailingObjects(OverloadToken<const Expr*>) const { |
2947 | return ConstantArrayTypeBits.HasStoredSizeExpr; |
2948 | } |
2949 | |
2950 | public: |
2951 | const llvm::APInt &getSize() const { return Size; } |
2952 | const Expr *getSizeExpr() const { |
2953 | return ConstantArrayTypeBits.HasStoredSizeExpr |
2954 | ? *getTrailingObjects<const Expr *>() |
2955 | : nullptr; |
2956 | } |
2957 | bool isSugared() const { return false; } |
2958 | QualType desugar() const { return QualType(this, 0); } |
2959 | |
2960 | |
2961 | |
2962 | static unsigned getNumAddressingBits(const ASTContext &Context, |
2963 | QualType ElementType, |
2964 | const llvm::APInt &NumElements); |
2965 | |
2966 | |
2967 | |
2968 | static unsigned getMaxSizeBits(const ASTContext &Context); |
2969 | |
2970 | void Profile(llvm::FoldingSetNodeID &ID, const ASTContext &Ctx) { |
2971 | Profile(ID, Ctx, getElementType(), getSize(), getSizeExpr(), |
2972 | getSizeModifier(), getIndexTypeCVRQualifiers()); |
2973 | } |
2974 | |
2975 | static void Profile(llvm::FoldingSetNodeID &ID, const ASTContext &Ctx, |
2976 | QualType ET, const llvm::APInt &ArraySize, |
2977 | const Expr *SizeExpr, ArraySizeModifier SizeMod, |
2978 | unsigned TypeQuals); |
2979 | |
2980 | static bool classof(const Type *T) { |
2981 | return T->getTypeClass() == ConstantArray; |
2982 | } |
2983 | }; |
2984 | |
2985 | |
2986 | |
2987 | |
2988 | class IncompleteArrayType : public ArrayType { |
2989 | friend class ASTContext; |
2990 | |
2991 | IncompleteArrayType(QualType et, QualType can, |
2992 | ArraySizeModifier sm, unsigned tq) |
2993 | : ArrayType(IncompleteArray, et, can, sm, tq) {} |
2994 | |
2995 | public: |
2996 | friend class StmtIteratorBase; |
2997 | |
2998 | bool isSugared() const { return false; } |
2999 | QualType desugar() const { return QualType(this, 0); } |
3000 | |
3001 | static bool classof(const Type *T) { |
3002 | return T->getTypeClass() == IncompleteArray; |
3003 | } |
3004 | |
3005 | void Profile(llvm::FoldingSetNodeID &ID) { |
3006 | Profile(ID, getElementType(), getSizeModifier(), |
3007 | getIndexTypeCVRQualifiers()); |
3008 | } |
3009 | |
3010 | static void Profile(llvm::FoldingSetNodeID &ID, QualType ET, |
3011 | ArraySizeModifier SizeMod, unsigned TypeQuals) { |
3012 | ID.AddPointer(ET.getAsOpaquePtr()); |
3013 | ID.AddInteger(SizeMod); |
3014 | ID.AddInteger(TypeQuals); |
3015 | } |
3016 | }; |
3017 | |
3018 | |
3019 | |
3020 | |
3021 | |
3022 | |
3023 | |
3024 | |
3025 | |
3026 | |
3027 | |
3028 | |
3029 | |
3030 | |
3031 | |
3032 | class VariableArrayType : public ArrayType { |
3033 | friend class ASTContext; |
3034 | |
3035 | |
3036 | |
3037 | Stmt *SizeExpr; |
3038 | |
3039 | |
3040 | SourceRange Brackets; |
3041 | |
3042 | VariableArrayType(QualType et, QualType can, Expr *e, |
3043 | ArraySizeModifier sm, unsigned tq, |
3044 | SourceRange brackets) |
3045 | : ArrayType(VariableArray, et, can, sm, tq, e), |
3046 | SizeExpr((Stmt*) e), Brackets(brackets) {} |
3047 | |
3048 | public: |
3049 | friend class StmtIteratorBase; |
3050 | |
3051 | Expr *getSizeExpr() const { |
3052 | |
3053 | |
3054 | return (Expr*) SizeExpr; |
3055 | } |
3056 | |
3057 | SourceRange getBracketsRange() const { return Brackets; } |
3058 | SourceLocation getLBracketLoc() const { return Brackets.getBegin(); } |
3059 | SourceLocation getRBracketLoc() const { return Brackets.getEnd(); } |
3060 | |
3061 | bool isSugared() const { return false; } |
3062 | QualType desugar() const { return QualType(this, 0); } |
3063 | |
3064 | static bool classof(const Type *T) { |
3065 | return T->getTypeClass() == VariableArray; |
3066 | } |
3067 | |
3068 | void Profile(llvm::FoldingSetNodeID &ID) { |
3069 | llvm_unreachable("Cannot unique VariableArrayTypes."); |
3070 | } |
3071 | }; |
3072 | |
3073 | |
3074 | |
3075 | |
3076 | |
3077 | |
3078 | |
3079 | |
3080 | |
3081 | |
3082 | |
3083 | |
3084 | |
3085 | |
3086 | class DependentSizedArrayType : public ArrayType { |
3087 | friend class ASTContext; |
3088 | |
3089 | const ASTContext &Context; |
3090 | |
3091 | |
3092 | |
3093 | |
3094 | |
3095 | |
3096 | Stmt *SizeExpr; |
3097 | |
3098 | |
3099 | SourceRange Brackets; |
3100 | |
3101 | DependentSizedArrayType(const ASTContext &Context, QualType et, QualType can, |
3102 | Expr *e, ArraySizeModifier sm, unsigned tq, |
3103 | SourceRange brackets); |
3104 | |
3105 | public: |
3106 | friend class StmtIteratorBase; |
3107 | |
3108 | Expr *getSizeExpr() const { |
3109 | |
3110 | |
3111 | return (Expr*) SizeExpr; |
3112 | } |
3113 | |
3114 | SourceRange getBracketsRange() const { return Brackets; } |
3115 | SourceLocation getLBracketLoc() const { return Brackets.getBegin(); } |
3116 | SourceLocation getRBracketLoc() const { return Brackets.getEnd(); } |
3117 | |
3118 | bool isSugared() const { return false; } |
3119 | QualType desugar() const { return QualType(this, 0); } |
3120 | |
3121 | static bool classof(const Type *T) { |
3122 | return T->getTypeClass() == DependentSizedArray; |
3123 | } |
3124 | |
3125 | void Profile(llvm::FoldingSetNodeID &ID) { |
3126 | Profile(ID, Context, getElementType(), |
3127 | getSizeModifier(), getIndexTypeCVRQualifiers(), getSizeExpr()); |
3128 | } |
3129 | |
3130 | static void Profile(llvm::FoldingSetNodeID &ID, const ASTContext &Context, |
3131 | QualType ET, ArraySizeModifier SizeMod, |
3132 | unsigned TypeQuals, Expr *E); |
3133 | }; |
3134 | |
3135 | |
3136 | |
3137 | |
3138 | |
3139 | |
3140 | |
3141 | |
3142 | |
3143 | |
3144 | |
3145 | |
3146 | class DependentAddressSpaceType : public Type, public llvm::FoldingSetNode { |
3147 | friend class ASTContext; |
3148 | |
3149 | const ASTContext &Context; |
3150 | Expr *AddrSpaceExpr; |
3151 | QualType PointeeType; |
3152 | SourceLocation loc; |
3153 | |
3154 | DependentAddressSpaceType(const ASTContext &Context, QualType PointeeType, |
3155 | QualType can, Expr *AddrSpaceExpr, |
3156 | SourceLocation loc); |
3157 | |
3158 | public: |
3159 | Expr *getAddrSpaceExpr() const { return AddrSpaceExpr; } |
3160 | QualType getPointeeType() const { return PointeeType; } |
3161 | SourceLocation getAttributeLoc() const { return loc; } |
3162 | |
3163 | bool isSugared() const { return false; } |
3164 | QualType desugar() const { return QualType(this, 0); } |
3165 | |
3166 | static bool classof(const Type *T) { |
3167 | return T->getTypeClass() == DependentAddressSpace; |
3168 | } |
3169 | |
3170 | void Profile(llvm::FoldingSetNodeID &ID) { |
3171 | Profile(ID, Context, getPointeeType(), getAddrSpaceExpr()); |
3172 | } |
3173 | |
3174 | static void Profile(llvm::FoldingSetNodeID &ID, const ASTContext &Context, |
3175 | QualType PointeeType, Expr *AddrSpaceExpr); |
3176 | }; |
3177 | |
3178 | |
3179 | |
3180 | |
3181 | |
3182 | |
3183 | |
3184 | |
3185 | |
3186 | |
3187 | |
3188 | class DependentSizedExtVectorType : public Type, public llvm::FoldingSetNode { |
3189 | friend class ASTContext; |
3190 | |
3191 | const ASTContext &Context; |
3192 | Expr *SizeExpr; |
3193 | |
3194 | |
3195 | QualType ElementType; |
3196 | |
3197 | SourceLocation loc; |
3198 | |
3199 | DependentSizedExtVectorType(const ASTContext &Context, QualType ElementType, |
3200 | QualType can, Expr *SizeExpr, SourceLocation loc); |
3201 | |
3202 | public: |
3203 | Expr *getSizeExpr() const { return SizeExpr; } |
3204 | QualType getElementType() const { return ElementType; } |
3205 | SourceLocation getAttributeLoc() const { return loc; } |
3206 | |
3207 | bool isSugared() const { return false; } |
3208 | QualType desugar() const { return QualType(this, 0); } |
3209 | |
3210 | static bool classof(const Type *T) { |
3211 | return T->getTypeClass() == DependentSizedExtVector; |
3212 | } |
3213 | |
3214 | void Profile(llvm::FoldingSetNodeID &ID) { |
3215 | Profile(ID, Context, getElementType(), getSizeExpr()); |
3216 | } |
3217 | |
3218 | static void Profile(llvm::FoldingSetNodeID &ID, const ASTContext &Context, |
3219 | QualType ElementType, Expr *SizeExpr); |
3220 | }; |
3221 | |
3222 | |
3223 | |
3224 | |
3225 | |
3226 | |
3227 | |
3228 | class VectorType : public Type, public llvm::FoldingSetNode { |
3229 | public: |
3230 | enum VectorKind { |
3231 | |
3232 | GenericVector, |
3233 | |
3234 | |
3235 | AltiVecVector, |
3236 | |
3237 | |
3238 | AltiVecPixel, |
3239 | |
3240 | |
3241 | AltiVecBool, |
3242 | |
3243 | |
3244 | NeonVector, |
3245 | |
3246 | |
3247 | NeonPolyVector, |
3248 | |
3249 | |
3250 | SveFixedLengthDataVector, |
3251 | |
3252 | |
3253 | SveFixedLengthPredicateVector |
3254 | }; |
3255 | |
3256 | protected: |
3257 | friend class ASTContext; |
3258 | |
3259 | |
3260 | QualType ElementType; |
3261 | |
3262 | VectorType(QualType vecType, unsigned nElements, QualType canonType, |
3263 | VectorKind vecKind); |
3264 | |
3265 | VectorType(TypeClass tc, QualType vecType, unsigned nElements, |
3266 | QualType canonType, VectorKind vecKind); |
3267 | |
3268 | public: |
3269 | QualType getElementType() const { return ElementType; } |
3270 | unsigned getNumElements() const { return VectorTypeBits.NumElements; } |
3271 | |
3272 | bool isSugared() const { return false; } |
3273 | QualType desugar() const { return QualType(this, 0); } |
3274 | |
3275 | VectorKind getVectorKind() const { |
3276 | return VectorKind(VectorTypeBits.VecKind); |
3277 | } |
3278 | |
3279 | void Profile(llvm::FoldingSetNodeID &ID) { |
3280 | Profile(ID, getElementType(), getNumElements(), |
3281 | getTypeClass(), getVectorKind()); |
3282 | } |
3283 | |
3284 | static void Profile(llvm::FoldingSetNodeID &ID, QualType ElementType, |
3285 | unsigned NumElements, TypeClass TypeClass, |
3286 | VectorKind VecKind) { |
3287 | ID.AddPointer(ElementType.getAsOpaquePtr()); |
3288 | ID.AddInteger(NumElements); |
3289 | ID.AddInteger(TypeClass); |
3290 | ID.AddInteger(VecKind); |
3291 | } |
3292 | |
3293 | static bool classof(const Type *T) { |
3294 | return T->getTypeClass() == Vector || T->getTypeClass() == ExtVector; |
3295 | } |
3296 | }; |
3297 | |
3298 | |
3299 | |
3300 | |
3301 | |
3302 | |
3303 | |
3304 | |
3305 | |
3306 | |
3307 | class DependentVectorType : public Type, public llvm::FoldingSetNode { |
3308 | friend class ASTContext; |
3309 | |
3310 | const ASTContext &Context; |
3311 | QualType ElementType; |
3312 | Expr *SizeExpr; |
3313 | SourceLocation Loc; |
3314 | |
3315 | DependentVectorType(const ASTContext &Context, QualType ElementType, |
3316 | QualType CanonType, Expr *SizeExpr, |
3317 | SourceLocation Loc, VectorType::VectorKind vecKind); |
3318 | |
3319 | public: |
3320 | Expr *getSizeExpr() const { return SizeExpr; } |
3321 | QualType getElementType() const { return ElementType; } |
3322 | SourceLocation getAttributeLoc() const { return Loc; } |
3323 | VectorType::VectorKind getVectorKind() const { |
3324 | return VectorType::VectorKind(VectorTypeBits.VecKind); |
3325 | } |
3326 | |
3327 | bool isSugared() const { return false; } |
3328 | QualType desugar() const { return QualType(this, 0); } |
3329 | |
3330 | static bool classof(const Type *T) { |
3331 | return T->getTypeClass() == DependentVector; |
3332 | } |
3333 | |
3334 | void Profile(llvm::FoldingSetNodeID &ID) { |
3335 | Profile(ID, Context, getElementType(), getSizeExpr(), getVectorKind()); |
3336 | } |
3337 | |
3338 | static void Profile(llvm::FoldingSetNodeID &ID, const ASTContext &Context, |
3339 | QualType ElementType, const Expr *SizeExpr, |
3340 | VectorType::VectorKind VecKind); |
3341 | }; |
3342 | |
3343 | |
3344 | |
3345 | |
3346 | |
3347 | |
3348 | |
3349 | class ExtVectorType : public VectorType { |
3350 | friend class ASTContext; |
3351 | |
3352 | ExtVectorType(QualType vecType, unsigned nElements, QualType canonType) |
3353 | : VectorType(ExtVector, vecType, nElements, canonType, GenericVector) {} |
3354 | |
3355 | public: |
3356 | static int getPointAccessorIdx(char c) { |
3357 | switch (c) { |
3358 | default: return -1; |
3359 | case 'x': case 'r': return 0; |
3360 | case 'y': case 'g': return 1; |
3361 | case 'z': case 'b': return 2; |
3362 | case 'w': case 'a': return 3; |
3363 | } |
3364 | } |
3365 | |
3366 | static int getNumericAccessorIdx(char c) { |
3367 | switch (c) { |
3368 | default: return -1; |
3369 | case '0': return 0; |
3370 | case '1': return 1; |
3371 | case '2': return 2; |
3372 | case '3': return 3; |
3373 | case '4': return 4; |
3374 | case '5': return 5; |
3375 | case '6': return 6; |
3376 | case '7': return 7; |
3377 | case '8': return 8; |
3378 | case '9': return 9; |
3379 | case 'A': |
3380 | case 'a': return 10; |
3381 | case 'B': |
3382 | case 'b': return 11; |
3383 | case 'C': |
3384 | case 'c': return 12; |
3385 | case 'D': |
3386 | case 'd': return 13; |
3387 | case 'E': |
3388 | case 'e': return 14; |
3389 | case 'F': |
3390 | case 'f': return 15; |
3391 | } |
3392 | } |
3393 | |
3394 | static int getAccessorIdx(char c, bool isNumericAccessor) { |
3395 | if (isNumericAccessor) |
3396 | return getNumericAccessorIdx(c); |
3397 | else |
3398 | return getPointAccessorIdx(c); |
3399 | } |
3400 | |
3401 | bool isAccessorWithinNumElements(char c, bool isNumericAccessor) const { |
3402 | if (int idx = getAccessorIdx(c, isNumericAccessor)+1) |
3403 | return unsigned(idx-1) < getNumElements(); |
3404 | return false; |
3405 | } |
3406 | |
3407 | bool isSugared() const { return false; } |
3408 | QualType desugar() const { return QualType(this, 0); } |
3409 | |
3410 | static bool classof(const Type *T) { |
3411 | return T->getTypeClass() == ExtVector; |
3412 | } |
3413 | }; |
3414 | |
3415 | |
3416 | |
3417 | |
3418 | class MatrixType : public Type, public llvm::FoldingSetNode { |
3419 | protected: |
3420 | friend class ASTContext; |
3421 | |
3422 | |
3423 | QualType ElementType; |
3424 | |
3425 | MatrixType(QualType ElementTy, QualType CanonElementTy); |
3426 | |
3427 | MatrixType(TypeClass TypeClass, QualType ElementTy, QualType CanonElementTy, |
3428 | const Expr *RowExpr = nullptr, const Expr *ColumnExpr = nullptr); |
3429 | |
3430 | public: |
3431 | |
3432 | QualType getElementType() const { return ElementType; } |
3433 | |
3434 | |
3435 | |
3436 | |
3437 | |
3438 | |
3439 | static bool isValidElementType(QualType T) { |
3440 | return T->isDependentType() || |
3441 | (T->isRealType() && !T->isBooleanType() && !T->isEnumeralType()); |
3442 | } |
3443 | |
3444 | bool isSugared() const { return false; } |
3445 | QualType desugar() const { return QualType(this, 0); } |
3446 | |
3447 | static bool classof(const Type *T) { |
3448 | return T->getTypeClass() == ConstantMatrix || |
3449 | T->getTypeClass() == DependentSizedMatrix; |
3450 | } |
3451 | }; |
3452 | |
3453 | |
3454 | class ConstantMatrixType final : public MatrixType { |
3455 | protected: |
3456 | friend class ASTContext; |
3457 | |
3458 | |
3459 | unsigned NumRows; |
3460 | unsigned NumColumns; |
3461 | |
3462 | static constexpr unsigned MaxElementsPerDimension = (1 << 20) - 1; |
3463 | |
3464 | ConstantMatrixType(QualType MatrixElementType, unsigned NRows, |
3465 | unsigned NColumns, QualType CanonElementType); |
3466 | |
3467 | ConstantMatrixType(TypeClass typeClass, QualType MatrixType, unsigned NRows, |
3468 | unsigned NColumns, QualType CanonElementType); |
3469 | |
3470 | public: |
3471 | |
3472 | unsigned getNumRows() const { return NumRows; } |
3473 | |
3474 | |
3475 | unsigned getNumColumns() const { return NumColumns; } |
3476 | |
3477 | |
3478 | unsigned getNumElementsFlattened() const { |
3479 | return getNumRows() * getNumColumns(); |
3480 | } |
3481 | |
3482 | |
3483 | static constexpr bool isDimensionValid(size_t NumElements) { |
3484 | return NumElements > 0 && NumElements <= MaxElementsPerDimension; |
3485 | } |
3486 | |
3487 | |
3488 | static constexpr unsigned getMaxElementsPerDimension() { |
3489 | return MaxElementsPerDimension; |
3490 | } |
3491 | |
3492 | void Profile(llvm::FoldingSetNodeID &ID) { |
3493 | Profile(ID, getElementType(), getNumRows(), getNumColumns(), |
3494 | getTypeClass()); |
3495 | } |
3496 | |
3497 | static void Profile(llvm::FoldingSetNodeID &ID, QualType ElementType, |
3498 | unsigned NumRows, unsigned NumColumns, |
3499 | TypeClass TypeClass) { |
3500 | ID.AddPointer(ElementType.getAsOpaquePtr()); |
3501 | ID.AddInteger(NumRows); |
3502 | ID.AddInteger(NumColumns); |
3503 | ID.AddInteger(TypeClass); |
3504 | } |
3505 | |
3506 | static bool classof(const Type *T) { |
3507 | return T->getTypeClass() == ConstantMatrix; |
3508 | } |
3509 | }; |
3510 | |
3511 | |
3512 | |
3513 | class DependentSizedMatrixType final : public MatrixType { |
3514 | friend class ASTContext; |
3515 | |
3516 | const ASTContext &Context; |
3517 | Expr *RowExpr; |
3518 | Expr *ColumnExpr; |
3519 | |
3520 | SourceLocation loc; |
3521 | |
3522 | DependentSizedMatrixType(const ASTContext &Context, QualType ElementType, |
3523 | QualType CanonicalType, Expr *RowExpr, |
3524 | Expr *ColumnExpr, SourceLocation loc); |
3525 | |
3526 | public: |
3527 | Expr *getRowExpr() const { return RowExpr; } |
3528 | Expr *getColumnExpr() const { return ColumnExpr; } |
3529 | SourceLocation getAttributeLoc() const { return loc; } |
3530 | |
3531 | static bool classof(const Type *T) { |
3532 | return T->getTypeClass() == DependentSizedMatrix; |
3533 | } |
3534 | |
3535 | void Profile(llvm::FoldingSetNodeID &ID) { |
3536 | Profile(ID, Context, getElementType(), getRowExpr(), getColumnExpr()); |
3537 | } |
3538 | |
3539 | static void Profile(llvm::FoldingSetNodeID &ID, const ASTContext &Context, |
3540 | QualType ElementType, Expr *RowExpr, Expr *ColumnExpr); |
3541 | }; |
3542 | |
3543 | |
3544 | |
3545 | class FunctionType : public Type { |
3546 | |
3547 | QualType ResultType; |
3548 | |
3549 | public: |
3550 | |
3551 | |
3552 | |
3553 | |
3554 | |
3555 | |
3556 | |
3557 | |
3558 | |
3559 | |
3560 | |
3561 | |
3562 | |
3563 | |
3564 | |
3565 | |
3566 | |
3567 | |
3568 | |
3569 | |
3570 | |
3571 | class ExtParameterInfo { |
3572 | enum { |
3573 | ABIMask = 0x0F, |
3574 | IsConsumed = 0x10, |
3575 | HasPassObjSize = 0x20, |
3576 | IsNoEscape = 0x40, |
3577 | }; |
3578 | unsigned char Data = 0; |
3579 | |
3580 | public: |
3581 | ExtParameterInfo() = default; |
3582 | |
3583 | |
3584 | ParameterABI getABI() const { return ParameterABI(Data & ABIMask); } |
3585 | ExtParameterInfo withABI(ParameterABI kind) const { |
3586 | ExtParameterInfo copy = *this; |
3587 | copy.Data = (copy.Data & ~ABIMask) | unsigned(kind); |
3588 | return copy; |
3589 | } |
3590 | |
3591 | |
3592 | |
3593 | bool isConsumed() const { return (Data & IsConsumed); } |
3594 | ExtParameterInfo withIsConsumed(bool consumed) const { |
3595 | ExtParameterInfo copy = *this; |
3596 | if (consumed) |
3597 | copy.Data |= IsConsumed; |
3598 | else |
3599 | copy.Data &= ~IsConsumed; |
3600 | return copy; |
3601 | } |
3602 | |
3603 | bool hasPassObjectSize() const { return Data & HasPassObjSize; } |
3604 | ExtParameterInfo withHasPassObjectSize() const { |
3605 | ExtParameterInfo Copy = *this; |
3606 | Copy.Data |= HasPassObjSize; |
3607 | return Copy; |
3608 | } |
3609 | |
3610 | bool isNoEscape() const { return Data & IsNoEscape; } |
3611 | ExtParameterInfo withIsNoEscape(bool NoEscape) const { |
3612 | ExtParameterInfo Copy = *this; |
3613 | if (NoEscape) |
3614 | Copy.Data |= IsNoEscape; |
3615 | else |
3616 | Copy.Data &= ~IsNoEscape; |
3617 | return Copy; |
3618 | } |
3619 | |
3620 | unsigned char getOpaqueValue() const { return Data; } |
3621 | static ExtParameterInfo getFromOpaqueValue(unsigned char data) { |
3622 | ExtParameterInfo result; |
3623 | result.Data = data; |
3624 | return result; |
3625 | } |
3626 | |
3627 | friend bool operator==(ExtParameterInfo lhs, ExtParameterInfo rhs) { |
3628 | return lhs.Data == rhs.Data; |
3629 | } |
3630 | |
3631 | friend bool operator!=(ExtParameterInfo lhs, ExtParameterInfo rhs) { |
3632 | return lhs.Data != rhs.Data; |
3633 | } |
3634 | }; |
3635 | |
3636 | |
3637 | |
3638 | |
3639 | |
3640 | |
3641 | |
3642 | |
3643 | |
3644 | |
3645 | |
3646 | |
3647 | |
3648 | |
3649 | |
3650 | |
3651 | |
3652 | |
3653 | |
3654 | |
3655 | |
3656 | class ExtInfo { |
3657 | friend class FunctionType; |
3658 | |
3659 | |
3660 | |
3661 | |
3662 | |
3663 | |
3664 | |
3665 | |
3666 | |
3667 | enum { CallConvMask = 0x1F }; |
3668 | enum { NoReturnMask = 0x20 }; |
3669 | enum { ProducesResultMask = 0x40 }; |
3670 | enum { NoCallerSavedRegsMask = 0x80 }; |
3671 | enum { |
3672 | RegParmMask = 0x700, |
3673 | RegParmOffset = 8 |
3674 | }; |
3675 | enum { NoCfCheckMask = 0x800 }; |
3676 | enum { CmseNSCallMask = 0x1000 }; |
3677 | uint16_t Bits = CC_C; |
3678 | |
3679 | ExtInfo(unsigned Bits) : Bits(static_cast<uint16_t>(Bits)) {} |
3680 | |
3681 | public: |
3682 | |
3683 | |
3684 | ExtInfo(bool noReturn, bool hasRegParm, unsigned regParm, CallingConv cc, |
3685 | bool producesResult, bool noCallerSavedRegs, bool NoCfCheck, |
3686 | bool cmseNSCall) { |
3687 | assert((!hasRegParm || regParm < 7) && "Invalid regparm value"); |
3688 | Bits = ((unsigned)cc) | (noReturn ? NoReturnMask : 0) | |
3689 | (producesResult ? ProducesResultMask : 0) | |
3690 | (noCallerSavedRegs ? NoCallerSavedRegsMask : 0) | |
3691 | (hasRegParm ? ((regParm + 1) << RegParmOffset) : 0) | |
3692 | (NoCfCheck ? NoCfCheckMask : 0) | |
3693 | (cmseNSCall ? CmseNSCallMask : 0); |
3694 | } |
3695 | |
3696 | |
3697 | |
3698 | ExtInfo() = default; |
3699 | |
3700 | |
3701 | |
3702 | ExtInfo(CallingConv CC) : Bits(CC) {} |
3703 | |
3704 | bool getNoReturn() const { return Bits & NoReturnMask; } |
3705 | bool getProducesResult() const { return Bits & ProducesResultMask; } |
3706 | bool getCmseNSCall() const { return Bits & CmseNSCallMask; } |
3707 | bool getNoCallerSavedRegs() const { return Bits & NoCallerSavedRegsMask; } |
3708 | bool getNoCfCheck() const { return Bits & NoCfCheckMask; } |
3709 | bool getHasRegParm() const { return ((Bits & RegParmMask) >> RegParmOffset) != 0; } |
3710 | |
3711 | unsigned getRegParm() const { |
3712 | unsigned RegParm = (Bits & RegParmMask) >> RegParmOffset; |
3713 | if (RegParm > 0) |
3714 | --RegParm; |
3715 | return RegParm; |
3716 | } |
3717 | |
3718 | CallingConv getCC() const { return CallingConv(Bits & CallConvMask); } |
3719 | |
3720 | bool operator==(ExtInfo Other) const { |
3721 | return Bits == Other.Bits; |
3722 | } |
3723 | bool operator!=(ExtInfo Other) const { |
3724 | return Bits != Other.Bits; |
3725 | } |
3726 | |
3727 | |
3728 | |
3729 | |
3730 | ExtInfo withNoReturn(bool noReturn) const { |
3731 | if (noReturn) |
3732 | return ExtInfo(Bits | NoReturnMask); |
3733 | else |
3734 | return ExtInfo(Bits & ~NoReturnMask); |
3735 | } |
3736 | |
3737 | ExtInfo withProducesResult(bool producesResult) const { |
3738 | if (producesResult) |
3739 | return ExtInfo(Bits | ProducesResultMask); |
3740 | else |
3741 | return ExtInfo(Bits & ~ProducesResultMask); |
3742 | } |
3743 | |
3744 | ExtInfo withCmseNSCall(bool cmseNSCall) const { |
3745 | if (cmseNSCall) |
3746 | return ExtInfo(Bits | CmseNSCallMask); |
3747 | else |
3748 | return ExtInfo(Bits & ~CmseNSCallMask); |
3749 | } |
3750 | |
3751 | ExtInfo withNoCallerSavedRegs(bool noCallerSavedRegs) const { |
3752 | if (noCallerSavedRegs) |
3753 | return ExtInfo(Bits | NoCallerSavedRegsMask); |
3754 | else |
3755 | return ExtInfo(Bits & ~NoCallerSavedRegsMask); |
3756 | } |
3757 | |
3758 | ExtInfo withNoCfCheck(bool noCfCheck) const { |
3759 | if (noCfCheck) |
3760 | return ExtInfo(Bits | NoCfCheckMask); |
3761 | else |
3762 | return ExtInfo(Bits & ~NoCfCheckMask); |
3763 | } |
3764 | |
3765 | ExtInfo withRegParm(unsigned RegParm) const { |
3766 | assert(RegParm < 7 && "Invalid regparm value"); |
3767 | return ExtInfo((Bits & ~RegParmMask) | |
3768 | ((RegParm + 1) << RegParmOffset)); |
3769 | } |
3770 | |
3771 | ExtInfo withCallingConv(CallingConv cc) const { |
3772 | return ExtInfo((Bits & ~CallConvMask) | (unsigned) cc); |
3773 | } |
3774 | |
3775 | void Profile(llvm::FoldingSetNodeID &ID) const { |
3776 | ID.AddInteger(Bits); |
3777 | } |
3778 | }; |
3779 | |
3780 | |
3781 | |
3782 | |
3783 | struct ExceptionType { QualType Type; }; |
3784 | |
3785 | |
3786 | |
3787 | |
3788 | |
3789 | struct alignas(void *) FunctionTypeExtraBitfields { |
3790 | |
3791 | |
3792 | |
3793 | unsigned NumExceptionType; |
3794 | }; |
3795 | |
3796 | protected: |
3797 | FunctionType(TypeClass tc, QualType res, QualType Canonical, |
3798 | TypeDependence Dependence, ExtInfo Info) |
3799 | : Type(tc, Canonical, Dependence), ResultType(res) { |
3800 | FunctionTypeBits.ExtInfo = Info.Bits; |
3801 | } |
3802 | |
3803 | Qualifiers getFastTypeQuals() const { |
3804 | return Qualifiers::fromFastMask(FunctionTypeBits.FastTypeQuals); |
3805 | } |
3806 | |
3807 | public: |
3808 | QualType getReturnType() const { return ResultType; } |
3809 | |
3810 | bool getHasRegParm() const { return getExtInfo().getHasRegParm(); } |
3811 | unsigned getRegParmType() const { return getExtInfo().getRegParm(); } |
3812 | |
3813 | |
3814 | |
3815 | |
3816 | bool getNoReturnAttr() const { return getExtInfo().getNoReturn(); } |
3817 | |
3818 | bool getCmseNSCallAttr() const { return getExtInfo().getCmseNSCall(); } |
3819 | CallingConv getCallConv() const { return getExtInfo().getCC(); } |
3820 | ExtInfo getExtInfo() const { return ExtInfo(FunctionTypeBits.ExtInfo); } |
3821 | |
3822 | static_assert((~Qualifiers::FastMask & Qualifiers::CVRMask) == 0, |
3823 | "Const, volatile and restrict are assumed to be a subset of " |
3824 | "the fast qualifiers."); |
3825 | |
3826 | bool isConst() const { return getFastTypeQuals().hasConst(); } |
3827 | bool isVolatile() const { return getFastTypeQuals().hasVolatile(); } |
3828 | bool isRestrict() const { return getFastTypeQuals().hasRestrict(); } |
3829 | |
3830 | |
3831 | |
3832 | QualType getCallResultType(const ASTContext &Context) const { |
3833 | return getReturnType().getNonLValueExprType(Context); |
3834 | } |
3835 | |
3836 | static StringRef getNameForCallConv(CallingConv CC); |
3837 | |
3838 | static bool classof(const Type *T) { |
3839 | return T->getTypeClass() == FunctionNoProto || |
3840 | T->getTypeClass() == FunctionProto; |
3841 | } |
3842 | }; |
3843 | |
3844 | |
3845 | |
3846 | class FunctionNoProtoType : public FunctionType, public llvm::FoldingSetNode { |
3847 | friend class ASTContext; |
3848 | |
3849 | FunctionNoProtoType(QualType Result, QualType Canonical, ExtInfo Info) |
3850 | : FunctionType(FunctionNoProto, Result, Canonical, |
3851 | Result->getDependence() & |
3852 | ~(TypeDependence::DependentInstantiation | |
3853 | TypeDependence::UnexpandedPack), |
3854 | Info) {} |
3855 | |
3856 | public: |
3857 | |
3858 | |
3859 | bool isSugared() const { return false; } |
3860 | QualType desugar() const { return QualType(this, 0); } |
3861 | |
3862 | void Profile(llvm::FoldingSetNodeID &ID) { |
3863 | Profile(ID, getReturnType(), getExtInfo()); |
3864 | } |
3865 | |
3866 | static void Profile(llvm::FoldingSetNodeID &ID, QualType ResultType, |
3867 | ExtInfo Info) { |
3868 | Info.Profile(ID); |
3869 | ID.AddPointer(ResultType.getAsOpaquePtr()); |
3870 | } |
3871 | |
3872 | static bool classof(const Type *T) { |
3873 | return T->getTypeClass() == FunctionNoProto; |
3874 | } |
3875 | }; |
3876 | |
3877 | |
3878 | |
3879 | |
3880 | |
3881 | |
3882 | |
3883 | |
3884 | class FunctionProtoType final |
3885 | : public FunctionType, |
3886 | public llvm::FoldingSetNode, |
3887 | private llvm::TrailingObjects< |
3888 | FunctionProtoType, QualType, SourceLocation, |
3889 | FunctionType::FunctionTypeExtraBitfields, FunctionType::ExceptionType, |
3890 | Expr *, FunctionDecl *, FunctionType::ExtParameterInfo, Qualifiers> { |
3891 | friend class ASTContext; |
3892 | friend TrailingObjects; |
3893 | |
3894 | |
3895 | |
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 | public: |
3937 | |
3938 | |
3939 | |
3940 | |
3941 | struct ExceptionSpecInfo { |
3942 | |
3943 | ExceptionSpecificationType Type = EST_None; |
3944 | |
3945 | |
3946 | ArrayRef<QualType> Exceptions; |
3947 | |
3948 | |
3949 | Expr *NoexceptExpr = nullptr; |
3950 | |
3951 | |
3952 | |
3953 | FunctionDecl *SourceDecl = nullptr; |
3954 | |
3955 | |
3956 | |
3957 | FunctionDecl *SourceTemplate = nullptr; |
3958 | |
3959 | ExceptionSpecInfo() = default; |
3960 | |
3961 | ExceptionSpecInfo(ExceptionSpecificationType EST) : Type(EST) {} |
3962 | }; |
3963 | |
3964 | |
3965 | |
3966 | |
3967 | struct ExtProtoInfo { |
3968 | FunctionType::ExtInfo ExtInfo; |
3969 | bool Variadic : 1; |
3970 | bool HasTrailingReturn : 1; |
3971 | Qualifiers TypeQuals; |
3972 | RefQualifierKind RefQualifier = RQ_None; |
3973 | ExceptionSpecInfo ExceptionSpec; |
3974 | const ExtParameterInfo *ExtParameterInfos = nullptr; |
3975 | SourceLocation EllipsisLoc; |
3976 | |
3977 | ExtProtoInfo() : Variadic(false), HasTrailingReturn(false) {} |
3978 | |
3979 | ExtProtoInfo(CallingConv CC) |
3980 | : ExtInfo(CC), Variadic(false), HasTrailingReturn(false) {} |
3981 | |
3982 | ExtProtoInfo withExceptionSpec(const ExceptionSpecInfo &ESI) { |
3983 | ExtProtoInfo Result(*this); |
3984 | Result.ExceptionSpec = ESI; |
3985 | return Result; |
3986 | } |
3987 | }; |
3988 | |
3989 | private: |
3990 | unsigned numTrailingObjects(OverloadToken<QualType>) const { |
3991 | return getNumParams(); |
3992 | } |
3993 | |
3994 | unsigned numTrailingObjects(OverloadToken<SourceLocation>) const { |
3995 | return isVariadic(); |
3996 | } |
3997 | |
3998 | unsigned numTrailingObjects(OverloadToken<FunctionTypeExtraBitfields>) const { |
3999 | return hasExtraBitfields(); |
4000 | } |
4001 | |
4002 | unsigned numTrailingObjects(OverloadToken<ExceptionType>) const { |
4003 | return getExceptionSpecSize().NumExceptionType; |
4004 | } |
4005 | |
4006 | unsigned numTrailingObjects(OverloadToken<Expr *>) const { |
4007 | return getExceptionSpecSize().NumExprPtr; |
4008 | } |
4009 | |
4010 | unsigned numTrailingObjects(OverloadToken<FunctionDecl *>) const { |
4011 | return getExceptionSpecSize().NumFunctionDeclPtr; |
4012 | } |
4013 | |
4014 | unsigned numTrailingObjects(OverloadToken<ExtParameterInfo>) const { |
4015 | return hasExtParameterInfos() ? getNumParams() : 0; |
4016 | } |
4017 | |
4018 | |
4019 | |
4020 | static bool containsAnyUnexpandedParameterPack(const QualType *ArgArray, |
4021 | unsigned numArgs) { |
4022 | for (unsigned Idx = 0; Idx < numArgs; ++Idx) |
4023 | if (ArgArray[Idx]->containsUnexpandedParameterPack()) |
4024 | return true; |
4025 | |
4026 | return false; |
4027 | } |
4028 | |
4029 | FunctionProtoType(QualType result, ArrayRef<QualType> params, |
4030 | QualType canonical, const ExtProtoInfo &epi); |
4031 | |
4032 | |
4033 | |
4034 | |
4035 | struct ExceptionSpecSizeHolder { |
4036 | unsigned NumExceptionType; |
4037 | unsigned NumExprPtr; |
4038 | unsigned NumFunctionDeclPtr; |
4039 | }; |
4040 | |
4041 | |
4042 | |
4043 | static ExceptionSpecSizeHolder |
4044 | getExceptionSpecSize(ExceptionSpecificationType EST, unsigned NumExceptions) { |
4045 | switch (EST) { |
4046 | case EST_None: |
4047 | case EST_DynamicNone: |
4048 | case EST_MSAny: |
4049 | case EST_BasicNoexcept: |
4050 | case EST_Unparsed: |
4051 | case EST_NoThrow: |
4052 | return {0, 0, 0}; |
4053 | |
4054 | case EST_Dynamic: |
4055 | return {NumExceptions, 0, 0}; |
4056 | |
4057 | case EST_DependentNoexcept: |
4058 | case EST_NoexceptFalse: |
4059 | case EST_NoexceptTrue: |
4060 | return {0, 1, 0}; |
4061 | |
4062 | case EST_Uninstantiated: |
4063 | return {0, 0, 2}; |
4064 | |
4065 | case EST_Unevaluated: |
4066 | return {0, 0, 1}; |
4067 | } |
4068 | llvm_unreachable("bad exception specification kind"); |
4069 | } |
4070 | |
4071 | |
4072 | |
4073 | ExceptionSpecSizeHolder getExceptionSpecSize() const { |
4074 | return getExceptionSpecSize(getExceptionSpecType(), getNumExceptions()); |
4075 | } |
4076 | |
4077 | |
4078 | static bool hasExtraBitfields(ExceptionSpecificationType EST) { |
4079 | |
4080 | |
4081 | return EST == EST_Dynamic; |
4082 | } |
4083 | |
4084 | |
4085 | bool hasExtraBitfields() const { |
4086 | return hasExtraBitfields(getExceptionSpecType()); |
4087 | } |
4088 | |
4089 | bool hasExtQualifiers() const { |
4090 | return FunctionTypeBits.HasExtQuals; |
4091 | } |
4092 | |
4093 | public: |
4094 | unsigned getNumParams() const { return FunctionTypeBits.NumParams; } |
4095 | |
4096 | QualType getParamType(unsigned i) const { |
4097 | assert(i < getNumParams() && "invalid parameter index"); |
4098 | return param_type_begin()[i]; |
4099 | } |
4100 | |
4101 | ArrayRef<QualType> getParamTypes() const { |
4102 | return llvm::makeArrayRef(param_type_begin(), param_type_end()); |
4103 | } |
4104 | |
4105 | ExtProtoInfo getExtProtoInfo() const { |
4106 | ExtProtoInfo EPI; |
4107 | EPI.ExtInfo = getExtInfo(); |
4108 | EPI.Variadic = isVariadic(); |
4109 | EPI.EllipsisLoc = getEllipsisLoc(); |
4110 | EPI.HasTrailingReturn = hasTrailingReturn(); |
4111 | EPI.ExceptionSpec = getExceptionSpecInfo(); |
4112 | EPI.TypeQuals = getMethodQuals(); |
4113 | EPI.RefQualifier = getRefQualifier(); |
4114 | EPI.ExtParameterInfos = getExtParameterInfosOrNull(); |
4115 | return EPI; |
4116 | } |
4117 | |
4118 | |
4119 | ExceptionSpecificationType getExceptionSpecType() const { |
4120 | return static_cast<ExceptionSpecificationType>( |
4121 | FunctionTypeBits.ExceptionSpecType); |
4122 | } |
4123 | |
4124 | |
4125 | bool hasExceptionSpec() const { return getExceptionSpecType() != EST_None; } |
4126 | |
4127 | |
4128 | bool hasDynamicExceptionSpec() const { |
4129 | return isDynamicExceptionSpec(getExceptionSpecType()); |
4130 | } |
4131 | |
4132 | |
4133 | bool hasNoexceptExceptionSpec() const { |
4134 | return isNoexceptExceptionSpec(getExceptionSpecType()); |
4135 | } |
4136 | |
4137 | |
4138 | bool hasDependentExceptionSpec() const; |
4139 | |
4140 | |
4141 | |
4142 | bool hasInstantiationDependentExceptionSpec() const; |
4143 | |
4144 | |
4145 | ExceptionSpecInfo getExceptionSpecInfo() const { |
4146 | ExceptionSpecInfo Result; |
4147 | Result.Type = getExceptionSpecType(); |
4148 | if (Result.Type == EST_Dynamic) { |
4149 | Result.Exceptions = exceptions(); |
4150 | } else if (isComputedNoexcept(Result.Type)) { |
4151 | Result.NoexceptExpr = getNoexceptExpr(); |
4152 | } else if (Result.Type == EST_Uninstantiated) { |
4153 | Result.SourceDecl = getExceptionSpecDecl(); |
4154 | Result.SourceTemplate = getExceptionSpecTemplate(); |
4155 | } else if (Result.Type == EST_Unevaluated) { |
4156 | Result.SourceDecl = getExceptionSpecDecl(); |
4157 | } |
4158 | return Result; |
4159 | } |
4160 | |
4161 | |
4162 | unsigned getNumExceptions() const { |
4163 | return getExceptionSpecType() == EST_Dynamic |
4164 | ? getTrailingObjects<FunctionTypeExtraBitfields>() |
4165 | ->NumExceptionType |
4166 | : 0; |
4167 | } |
4168 | |
4169 | |
4170 | QualType getExceptionType(unsigned i) const { |
4171 | assert(i < getNumExceptions() && "Invalid exception number!"); |
4172 | return exception_begin()[i]; |
4173 | } |
4174 | |
4175 | |
4176 | |
4177 | Expr *getNoexceptExpr() const { |
4178 | if (!isComputedNoexcept(getExceptionSpecType())) |
4179 | return nullptr; |
4180 | return *getTrailingObjects<Expr *>(); |
4181 | } |
4182 | |
4183 | |
4184 | |
4185 | |
4186 | |
4187 | FunctionDecl *getExceptionSpecDecl() const { |
4188 | if (getExceptionSpecType() != EST_Uninstantiated && |
4189 | getExceptionSpecType() != EST_Unevaluated) |
4190 | return nullptr; |
4191 | return getTrailingObjects<FunctionDecl *>()[0]; |
4192 | } |
4193 | |
4194 | |
4195 | |
4196 | |
4197 | |
4198 | FunctionDecl *getExceptionSpecTemplate() const { |
4199 | if (getExceptionSpecType() != EST_Uninstantiated) |
4200 | return nullptr; |
4201 | return getTrailingObjects<FunctionDecl *>()[1]; |
4202 | } |
4203 | |
4204 | |
4205 | |
4206 | CanThrowResult canThrow() const; |
4207 | |
4208 | |
4209 | |
4210 | |
4211 | bool isNothrow(bool ResultIfDependent = false) const { |
4212 | return ResultIfDependent ? canThrow() != CT_Can : canThrow() == CT_Cannot; |
4213 | } |
4214 | |
4215 | |
4216 | bool isVariadic() const { return FunctionTypeBits.Variadic; } |
4217 | |
4218 | SourceLocation getEllipsisLoc() const { |
4219 | return isVariadic() ? *getTrailingObjects<SourceLocation>() |
4220 | : SourceLocation(); |
4221 | } |
4222 | |
4223 | |
4224 | |
4225 | |
4226 | |
4227 | |
4228 | |
4229 | bool isTemplateVariadic() const; |
4230 | |
4231 | |
4232 | bool hasTrailingReturn() const { return FunctionTypeBits.HasTrailingReturn; } |
4233 | |
4234 | Qualifiers getMethodQuals() const { |
4235 | if (hasExtQualifiers()) |
4236 | return *getTrailingObjects<Qualifiers>(); |
4237 | else |
4238 | return getFastTypeQuals(); |
4239 | } |
4240 | |
4241 | |
4242 | RefQualifierKind getRefQualifier() const { |
4243 | return static_cast<RefQualifierKind>(FunctionTypeBits.RefQualifier); |
4244 | } |
4245 | |
4246 | using param_type_iterator = const QualType *; |
4247 | using param_type_range = llvm::iterator_range<param_type_iterator>; |
4248 | |
4249 | param_type_range param_types() const { |
4250 | return param_type_range(param_type_begin(), param_type_end()); |
4251 | } |
4252 | |
4253 | param_type_iterator param_type_begin() const { |
4254 | return getTrailingObjects<QualType>(); |
4255 | } |
4256 | |
4257 | param_type_iterator param_type_end() const { |
4258 | return param_type_begin() + getNumParams(); |
4259 | } |
4260 | |
4261 | using exception_iterator = const QualType *; |
4262 | |
4263 | ArrayRef<QualType> exceptions() const { |
4264 | return llvm::makeArrayRef(exception_begin(), exception_end()); |
4265 | } |
4266 | |
4267 | exception_iterator exception_begin() const { |
4268 | return reinterpret_cast<exception_iterator>( |
4269 | getTrailingObjects<ExceptionType>()); |
4270 | } |
4271 | |
4272 | exception_iterator exception_end() const { |
4273 | return exception_begin() + getNumExceptions(); |
4274 | } |
4275 | |
4276 | |
4277 | |
4278 | bool hasExtParameterInfos() const { |
4279 | return FunctionTypeBits.HasExtParameterInfos; |
4280 | } |
4281 | |
4282 | ArrayRef<ExtParameterInfo> getExtParameterInfos() const { |
4283 | assert(hasExtParameterInfos()); |
4284 | return ArrayRef<ExtParameterInfo>(getTrailingObjects<ExtParameterInfo>(), |
4285 | getNumParams()); |
4286 | } |
4287 | |
4288 | |
4289 | |
4290 | |
4291 | const ExtParameterInfo *getExtParameterInfosOrNull() const { |
4292 | if (!hasExtParameterInfos()) |
4293 | return nullptr; |
4294 | return getTrailingObjects<ExtParameterInfo>(); |
4295 | } |
4296 | |
4297 | ExtParameterInfo getExtParameterInfo(unsigned I) const { |
4298 | assert(I < getNumParams() && "parameter index out of range"); |
4299 | if (hasExtParameterInfos()) |
4300 | return getTrailingObjects<ExtParameterInfo>()[I]; |
4301 | return ExtParameterInfo(); |
4302 | } |
4303 | |
4304 | ParameterABI getParameterABI(unsigned I) const { |
4305 | assert(I < getNumParams() && "parameter index out of range"); |
4306 | if (hasExtParameterInfos()) |
4307 | return getTrailingObjects<ExtParameterInfo>()[I].getABI(); |
4308 | return ParameterABI::Ordinary; |
4309 | } |
4310 | |
4311 | bool isParamConsumed(unsigned I) const { |
4312 | assert(I < getNumParams() && "parameter index out of range"); |
4313 | if (hasExtParameterInfos()) |
4314 | return getTrailingObjects<ExtParameterInfo>()[I].isConsumed(); |
4315 | return false; |
4316 | } |
4317 | |
4318 | bool isSugared() const { return false; } |
4319 | QualType desugar() const { return QualType(this, 0); } |
4320 | |
4321 | void printExceptionSpecification(raw_ostream &OS, |
4322 | const PrintingPolicy &Policy) const; |
4323 | |
4324 | static bool classof(const Type *T) { |
4325 | return T->getTypeClass() == FunctionProto; |
4326 | } |
4327 | |
4328 | void Profile(llvm::FoldingSetNodeID &ID, const ASTContext &Ctx); |
4329 | static void Profile(llvm::FoldingSetNodeID &ID, QualType Result, |
4330 | param_type_iterator ArgTys, unsigned NumArgs, |
4331 | const ExtProtoInfo &EPI, const ASTContext &Context, |
4332 | bool Canonical); |
4333 | }; |
4334 | |
4335 | |
4336 | |
4337 | |
4338 | |
4339 | |
4340 | class UnresolvedUsingType : public Type { |
4341 | friend class ASTContext; |
4342 | |
4343 | UnresolvedUsingTypenameDecl *Decl; |
4344 | |
4345 | UnresolvedUsingType(const UnresolvedUsingTypenameDecl *D) |
4346 | : Type(UnresolvedUsing, QualType(), |
4347 | TypeDependence::DependentInstantiation), |
4348 | Decl(const_cast<UnresolvedUsingTypenameDecl *>(D)) {} |
4349 | |
4350 | public: |
4351 | UnresolvedUsingTypenameDecl *getDecl() const { return Decl; } |
4352 | |
4353 | bool isSugared() const { return false; } |
4354 | QualType desugar() const { return QualType(this, 0); } |
4355 | |
4356 | static bool classof(const Type *T) { |
4357 | return T->getTypeClass() == UnresolvedUsing; |
4358 | } |
4359 | |
4360 | void Profile(llvm::FoldingSetNodeID &ID) { |
4361 | return Profile(ID, Decl); |
4362 | } |
4363 | |
4364 | static void Profile(llvm::FoldingSetNodeID &ID, |
4365 | UnresolvedUsingTypenameDecl *D) { |
4366 | ID.AddPointer(D); |
4367 | } |
4368 | }; |
4369 | |
4370 | class TypedefType : public Type { |
4371 | TypedefNameDecl *Decl; |
4372 | |
4373 | private: |
4374 | friend class ASTContext; |
4375 | |
4376 | TypedefType(TypeClass tc, const TypedefNameDecl *D, QualType underlying, |
4377 | QualType can); |
4378 | |
4379 | public: |
4380 | TypedefNameDecl *getDecl() const { return Decl; } |
4381 | |
4382 | bool isSugared() const { return true; } |
4383 | QualType desugar() const; |
4384 | |
4385 | static bool classof(const Type *T) { return T->getTypeClass() == Typedef; } |
4386 | }; |
4387 | |
4388 | |
4389 | |
4390 | class MacroQualifiedType : public Type { |
4391 | friend class ASTContext; |
4392 | |
4393 | QualType UnderlyingTy; |
4394 | const IdentifierInfo *MacroII; |
4395 | |
4396 | MacroQualifiedType(QualType UnderlyingTy, QualType CanonTy, |
4397 | const IdentifierInfo *MacroII) |
4398 | : Type(MacroQualified, CanonTy, UnderlyingTy->getDependence()), |
4399 | UnderlyingTy(UnderlyingTy), MacroII(MacroII) { |
4400 | assert(isa<AttributedType>(UnderlyingTy) && |
4401 | "Expected a macro qualified type to only wrap attributed types."); |
4402 | } |
4403 | |
4404 | public: |
4405 | const IdentifierInfo *getMacroIdentifier() const { return MacroII; } |
4406 | QualType getUnderlyingType() const { return UnderlyingTy; } |
4407 | |
4408 | |
4409 | |
4410 | QualType getModifiedType() const; |
4411 | |
4412 | bool isSugared() const { return true; } |
4413 | QualType desugar() const; |
4414 | |
4415 | static bool classof(const Type *T) { |
4416 | return T->getTypeClass() == MacroQualified; |
4417 | } |
4418 | }; |
4419 | |
4420 | |
4421 | class TypeOfExprType : public Type { |
4422 | Expr *TOExpr; |
4423 | |
4424 | protected: |
4425 | friend class ASTContext; |
4426 | |
4427 | TypeOfExprType(Expr *E, QualType can = QualType()); |
4428 | |
4429 | public: |
4430 | Expr *getUnderlyingExpr() const { return TOExpr; } |
4431 | |
4432 | |
4433 | QualType desugar() const; |
4434 | |
4435 | |
4436 | bool isSugared() const; |
4437 | |
4438 | static bool classof(const Type *T) { return T->getTypeClass() == TypeOfExpr; } |
4439 | }; |
4440 | |
4441 | |
4442 | |
4443 | |
4444 | |
4445 | |
4446 | |
4447 | class DependentTypeOfExprType |
4448 | : public TypeOfExprType, public llvm::FoldingSetNode { |
4449 | const ASTContext &Context; |
4450 | |
4451 | public: |
4452 | DependentTypeOfExprType(const ASTContext &Context, Expr *E) |
4453 | : TypeOfExprType(E), Context(Context) {} |
4454 | |
4455 | void Profile(llvm::FoldingSetNodeID &ID) { |
4456 | Profile(ID, Context, getUnderlyingExpr()); |
4457 | } |
4458 | |
4459 | static void Profile(llvm::FoldingSetNodeID &ID, const ASTContext &Context, |
4460 | Expr *E); |
4461 | }; |
4462 | |
4463 | |
4464 | class TypeOfType : public Type { |
4465 | friend class ASTContext; |
4466 | |
4467 | QualType TOType; |
4468 | |
4469 | TypeOfType(QualType T, QualType can) |
4470 | : Type(TypeOf, can, T->getDependence()), TOType(T) { |
4471 | assert(!isa<TypedefType>(can) && "Invalid canonical type"); |
4472 | } |
4473 | |
4474 | public: |
4475 | QualType getUnderlyingType() const { return TOType; } |
4476 | |
4477 | |
4478 | QualType desugar() const { return getUnderlyingType(); } |
4479 | |
4480 | |
4481 | bool isSugared() const { return true; } |
4482 | |
4483 | static bool classof(const Type *T) { return T->getTypeClass() == TypeOf; } |
4484 | }; |
4485 | |
4486 | |
4487 | class DecltypeType : public Type { |
4488 | Expr *E; |
4489 | QualType UnderlyingType; |
4490 | |
4491 | protected: |
4492 | friend class ASTContext; |
4493 | |
4494 | DecltypeType(Expr *E, QualType underlyingType, QualType can = QualType()); |
4495 | |
4496 | public: |
4497 | Expr *getUnderlyingExpr() const { return E; } |
4498 | QualType getUnderlyingType() const { return UnderlyingType; } |
4499 | |
4500 | |
4501 | QualType desugar() const; |
4502 | |
4503 | |
4504 | bool isSugared() const; |
4505 | |
4506 | static bool classof(const Type *T) { return T->getTypeClass() == Decltype; } |
4507 | }; |
4508 | |
4509 | |
4510 | |
4511 | |
4512 | |
4513 | |
4514 | |
4515 | class DependentDecltypeType : public DecltypeType, public llvm::FoldingSetNode { |
4516 | const ASTContext &Context; |
4517 | |
4518 | public: |
4519 | DependentDecltypeType(const ASTContext &Context, Expr *E); |
4520 | |
4521 | void Profile(llvm::FoldingSetNodeID &ID) { |
4522 | Profile(ID, Context, getUnderlyingExpr()); |
4523 | } |
4524 | |
4525 | static void Profile(llvm::FoldingSetNodeID &ID, const ASTContext &Context, |
4526 | Expr *E); |
4527 | }; |
4528 | |
4529 | |
4530 | class UnaryTransformType : public Type { |
4531 | public: |
4532 | enum UTTKind { |
4533 | EnumUnderlyingType |
4534 | }; |
4535 | |
4536 | private: |
4537 | |
4538 | QualType BaseType; |
4539 | |
4540 | |
4541 | QualType UnderlyingType; |
4542 | |
4543 | UTTKind UKind; |
4544 | |
4545 | protected: |
4546 | friend class ASTContext; |
4547 | |
4548 | UnaryTransformType(QualType BaseTy, QualType UnderlyingTy, UTTKind UKind, |
4549 | QualType CanonicalTy); |
4550 | |
4551 | public: |
4552 | bool isSugared() const { return !isDependentType(); } |
4553 | QualType desugar() const { return UnderlyingType; } |
4554 | |
4555 | QualType getUnderlyingType() const { return UnderlyingType; } |
4556 | QualType getBaseType() const { return BaseType; } |
4557 | |
4558 | UTTKind getUTTKind() const { return UKind; } |
4559 | |
4560 | static bool classof(const Type *T) { |
4561 | return T->getTypeClass() == UnaryTransform; |
4562 | } |
4563 | }; |
4564 | |
4565 | |
4566 | |
4567 | |
4568 | |
4569 | |
4570 | |
4571 | class DependentUnaryTransformType : public UnaryTransformType, |
4572 | public llvm::FoldingSetNode { |
4573 | public: |
4574 | DependentUnaryTransformType(const ASTContext &C, QualType BaseType, |
4575 | UTTKind UKind); |
4576 | |
4577 | void Profile(llvm::FoldingSetNodeID &ID) { |
4578 | Profile(ID, getBaseType(), getUTTKind()); |
4579 | } |
4580 | |
4581 | static void Profile(llvm::FoldingSetNodeID &ID, QualType BaseType, |
4582 | UTTKind UKind) { |
4583 | ID.AddPointer(BaseType.getAsOpaquePtr()); |
4584 | ID.AddInteger((unsigned)UKind); |
4585 | } |
4586 | }; |
4587 | |
4588 | class TagType : public Type { |
4589 | friend class ASTReader; |
4590 | template <class T> friend class serialization::AbstractTypeReader; |
4591 | |
4592 | |
4593 | |
4594 | TagDecl *decl; |
4595 | |
4596 | protected: |
4597 | TagType(TypeClass TC, const TagDecl *D, QualType can); |
4598 | |
4599 | public: |
4600 | TagDecl *getDecl() const; |
4601 | |
4602 | |
4603 | bool isBeingDefined() const; |
4604 | |
4605 | static bool classof(const Type *T) { |
4606 | return T->getTypeClass() == Enum || T->getTypeClass() == Record; |
4607 | } |
4608 | }; |
4609 | |
4610 | |
4611 | |
4612 | class RecordType : public TagType { |
4613 | protected: |
4614 | friend class ASTContext; |
4615 | |
4616 | explicit RecordType(const RecordDecl *D) |
4617 | : TagType(Record, reinterpret_cast<const TagDecl*>(D), QualType()) {} |
4618 | explicit RecordType(TypeClass TC, RecordDecl *D) |
4619 | : TagType(TC, reinterpret_cast<const TagDecl*>(D), QualType()) {} |
4620 | |
4621 | public: |
4622 | RecordDecl *getDecl() const { |
4623 | return reinterpret_cast<RecordDecl*>(TagType::getDecl()); |
4624 | } |
4625 | |
4626 | |
4627 | |
4628 | bool hasConstFields() const; |
4629 | |
4630 | bool isSugared() const { return false; } |
4631 | QualType desugar() const { return QualType(this, 0); } |
4632 | |
4633 | static bool classof(const Type *T) { return T->getTypeClass() == Record; } |
4634 | }; |
4635 | |
4636 | |
4637 | |
4638 | class EnumType : public TagType { |
4639 | friend class ASTContext; |
4640 | |
4641 | explicit EnumType(const EnumDecl *D) |
4642 | : TagType(Enum, reinterpret_cast<const TagDecl*>(D), QualType()) {} |
4643 | |
4644 | public: |
4645 | EnumDecl *getDecl() const { |
4646 | return reinterpret_cast<EnumDecl*>(TagType::getDecl()); |
4647 | } |
4648 | |
4649 | bool isSugared() const { return false; } |
4650 | QualType desugar() const { return QualType(this, 0); } |
4651 | |
4652 | static bool classof(const Type *T) { return T->getTypeClass() == Enum; } |
4653 | }; |
4654 | |
4655 | |
4656 | |
4657 | |
4658 | |
4659 | |
4660 | |
4661 | |
4662 | |
4663 | |
4664 | |
4665 | |
4666 | |
4667 | class AttributedType : public Type, public llvm::FoldingSetNode { |
4668 | public: |
4669 | using Kind = attr::Kind; |
4670 | |
4671 | private: |
4672 | friend class ASTContext; |
4673 | |
4674 | QualType ModifiedType; |
4675 | QualType EquivalentType; |
4676 | |
4677 | AttributedType(QualType canon, attr::Kind attrKind, QualType modified, |
4678 | QualType equivalent) |
4679 | : Type(Attributed, canon, equivalent->getDependence()), |
4680 | ModifiedType(modified), EquivalentType(equivalent) { |
4681 | AttributedTypeBits.AttrKind = attrKind; |
4682 | } |
4683 | |
4684 | public: |
4685 | Kind getAttrKind() const { |
4686 | return static_cast<Kind>(AttributedTypeBits.AttrKind); |
4687 | } |
4688 | |
4689 | QualType getModifiedType() const { return ModifiedType; } |
4690 | QualType getEquivalentType() const { return EquivalentType; } |
4691 | |
4692 | bool isSugared() const { return true; } |
4693 | QualType desugar() const { return getEquivalentType(); } |
4694 | |
4695 | |
4696 | |
4697 | |
4698 | |
4699 | |
4700 | |
4701 | |
4702 | |
4703 | |
4704 | |
4705 | |
4706 | |
4707 | |
4708 | |
4709 | |
4710 | bool isQualifier() const; |
4711 | |
4712 | bool isMSTypeSpec() const; |
4713 | |
4714 | bool isCallingConv() const; |
4715 | |
4716 | llvm::Optional<NullabilityKind> getImmediateNullability() const; |
4717 | |
4718 | |
4719 | |
4720 | static Kind getNullabilityAttrKind(NullabilityKind kind) { |
4721 | switch (kind) { |
4722 | case NullabilityKind::NonNull: |
4723 | return attr::TypeNonNull; |
4724 | |
4725 | case NullabilityKind::Nullable: |
4726 | return attr::TypeNullable; |
4727 | |
4728 | case NullabilityKind::NullableResult: |
4729 | return attr::TypeNullableResult; |
4730 | |
4731 | case NullabilityKind::Unspecified: |
4732 | return attr::TypeNullUnspecified; |
4733 | } |
4734 | llvm_unreachable("Unknown nullability kind."); |
4735 | } |
4736 | |
4737 | |
4738 | |
4739 | |
4740 | |
4741 | |
4742 | |
4743 | |
4744 | |
4745 | |
4746 | static Optional<NullabilityKind> stripOuterNullability(QualType &T); |
4747 | |
4748 | void Profile(llvm::FoldingSetNodeID &ID) { |
4749 | Profile(ID, getAttrKind(), ModifiedType, EquivalentType); |
4750 | } |
4751 | |
4752 | static void Profile(llvm::FoldingSetNodeID &ID, Kind attrKind, |
4753 | QualType modified, QualType equivalent) { |
4754 | ID.AddInteger(attrKind); |
4755 | ID.AddPointer(modified.getAsOpaquePtr()); |
4756 | ID.AddPointer(equivalent.getAsOpaquePtr()); |
4757 | } |
4758 | |
4759 | static bool classof(const Type *T) { |
4760 | return T->getTypeClass() == Attributed; |
4761 | } |
4762 | }; |
4763 | |
4764 | class TemplateTypeParmType : public Type, public llvm::FoldingSetNode { |
4765 | friend class ASTContext; |
4766 | |
4767 | |
4768 | struct CanonicalTTPTInfo { |
4769 | unsigned Depth : 15; |
4770 | unsigned ParameterPack : 1; |
4771 | unsigned Index : 16; |
4772 | }; |
4773 | |
4774 | union { |
4775 | |
4776 | CanonicalTTPTInfo CanTTPTInfo; |
4777 | |
4778 | |
4779 | TemplateTypeParmDecl *TTPDecl; |
4780 | }; |
4781 | |
4782 | |
4783 | TemplateTypeParmType(TemplateTypeParmDecl *TTPDecl, QualType Canon) |
4784 | : Type(TemplateTypeParm, Canon, |
4785 | TypeDependence::DependentInstantiation | |
4786 | (Canon->getDependence() & TypeDependence::UnexpandedPack)), |
4787 | TTPDecl(TTPDecl) {} |
4788 | |
4789 | |
4790 | TemplateTypeParmType(unsigned D, unsigned I, bool PP) |
4791 | : Type(TemplateTypeParm, QualType(this, 0), |
4792 | TypeDependence::DependentInstantiation | |
4793 | (PP ? TypeDependence::UnexpandedPack : TypeDependence::None)) { |
4794 | CanTTPTInfo.Depth = D; |
4795 | CanTTPTInfo.Index = I; |
4796 | CanTTPTInfo.ParameterPack = PP; |
4797 | } |
4798 | |
4799 | const CanonicalTTPTInfo& getCanTTPTInfo() const { |
4800 | QualType Can = getCanonicalTypeInternal(); |
4801 | return Can->castAs<TemplateTypeParmType>()->CanTTPTInfo; |
4802 | } |
4803 | |
4804 | public: |
4805 | unsigned getDepth() const { return getCanTTPTInfo().Depth; } |
4806 | unsigned getIndex() const { return getCanTTPTInfo().Index; } |
4807 | bool isParameterPack() const { return getCanTTPTInfo().ParameterPack; } |
4808 | |
4809 | TemplateTypeParmDecl *getDecl() const { |
4810 | return isCanonicalUnqualified() ? nullptr : TTPDecl; |
4811 | } |
4812 | |
4813 | IdentifierInfo *getIdentifier() const; |
4814 | |
4815 | bool isSugared() const { return false; } |
4816 | QualType desugar() const { return QualType(this, 0); } |
4817 | |
4818 | void Profile(llvm::FoldingSetNodeID &ID) { |
4819 | Profile(ID, getDepth(), getIndex(), isParameterPack(), getDecl()); |
4820 | } |
4821 | |
4822 | static void Profile(llvm::FoldingSetNodeID &ID, unsigned Depth, |
4823 | unsigned Index, bool ParameterPack, |
4824 | TemplateTypeParmDecl *TTPDecl) { |
4825 | ID.AddInteger(Depth); |
4826 | ID.AddInteger(Index); |
4827 | ID.AddBoolean(ParameterPack); |
4828 | ID.AddPointer(TTPDecl); |
4829 | } |
4830 | |
4831 | static bool classof(const Type *T) { |
4832 | return T->getTypeClass() == TemplateTypeParm; |
4833 | } |
4834 | }; |
4835 | |
4836 | |
4837 | |
4838 | |
4839 | |
4840 | |
4841 | |
4842 | |
4843 | class SubstTemplateTypeParmType : public Type, public llvm::FoldingSetNode { |
4844 | friend class ASTContext; |
4845 | |
4846 | |
4847 | const TemplateTypeParmType *Replaced; |
4848 | |
4849 | SubstTemplateTypeParmType(const TemplateTypeParmType *Param, QualType Canon) |
4850 | : Type(SubstTemplateTypeParm, Canon, Canon->getDependence()), |
4851 | Replaced(Param) {} |
4852 | |
4853 | public: |
4854 | |
4855 | const TemplateTypeParmType *getReplacedParameter() const { |
4856 | return Replaced; |
4857 | } |
4858 | |
4859 | |
4860 | |
4861 | QualType getReplacementType() const { |
4862 | return getCanonicalTypeInternal(); |
4863 | } |
4864 | |
4865 | bool isSugared() const { return true; } |
4866 | QualType desugar() const { return getReplacementType(); } |
4867 | |
4868 | void Profile(llvm::FoldingSetNodeID &ID) { |
4869 | Profile(ID, getReplacedParameter(), getReplacementType()); |
4870 | } |
4871 | |
4872 | static void Profile(llvm::FoldingSetNodeID &ID, |
4873 | const TemplateTypeParmType *Replaced, |
4874 | QualType Replacement) { |
4875 | ID.AddPointer(Replaced); |
4876 | ID.AddPointer(Replacement.getAsOpaquePtr()); |
4877 | } |
4878 | |
4879 | static bool classof(const Type *T) { |
4880 | return T->getTypeClass() == SubstTemplateTypeParm; |
4881 | } |
4882 | }; |
4883 | |
4884 | |
4885 | |
4886 | |
4887 | |
4888 | |
4889 | |
4890 | |
4891 | |
4892 | |
4893 | |
4894 | |
4895 | |
4896 | class SubstTemplateTypeParmPackType : public Type, public llvm::FoldingSetNode { |
4897 | friend class ASTContext; |
4898 | |
4899 | |
4900 | const TemplateTypeParmType *Replaced; |
4901 | |
4902 | |
4903 | |
4904 | const TemplateArgument *Arguments; |
4905 | |
4906 | SubstTemplateTypeParmPackType(const TemplateTypeParmType *Param, |
4907 | QualType Canon, |
4908 | const TemplateArgument &ArgPack); |
4909 | |
4910 | public: |
4911 | IdentifierInfo *getIdentifier() const { return Replaced->getIdentifier(); } |
4912 | |
4913 | |
4914 | const TemplateTypeParmType *getReplacedParameter() const { |
4915 | return Replaced; |
4916 | } |
4917 | |
4918 | unsigned getNumArgs() const { |
4919 | return SubstTemplateTypeParmPackTypeBits.NumArgs; |
4920 | } |
4921 | |
4922 | bool isSugared() const { return false; } |
4923 | QualType desugar() const { return QualType(this, 0); } |
4924 | |
4925 | TemplateArgument getArgumentPack() const; |
4926 | |
4927 | void Profile(llvm::FoldingSetNodeID &ID); |
4928 | static void Profile(llvm::FoldingSetNodeID &ID, |
4929 | const TemplateTypeParmType *Replaced, |
4930 | const TemplateArgument &ArgPack); |
4931 | |
4932 | static bool classof(const Type *T) { |
4933 | return T->getTypeClass() == SubstTemplateTypeParmPack; |
4934 | } |
4935 | }; |
4936 | |
4937 | |
4938 | |
4939 | |
4940 | |
4941 | |
4942 | |
4943 | |
4944 | |
4945 | class DeducedType : public Type { |
4946 | protected: |
4947 | DeducedType(TypeClass TC, QualType DeducedAsType, |
4948 | TypeDependence ExtraDependence) |
4949 | : Type(TC, |
4950 | |
4951 | DeducedAsType.isNull() ? QualType(this, 0) |
4952 | : DeducedAsType.getCanonicalType(), |
4953 | ExtraDependence | (DeducedAsType.isNull() |
4954 | ? TypeDependence::None |
4955 | : DeducedAsType->getDependence() & |
4956 | ~TypeDependence::VariablyModified)) {} |
4957 | |
4958 | public: |
4959 | bool isSugared() const { return !isCanonicalUnqualified(); } |
4960 | QualType desugar() const { return getCanonicalTypeInternal(); } |
4961 | |
4962 | |
4963 | |
4964 | QualType getDeducedType() const { |
4965 | return !isCanonicalUnqualified() ? getCanonicalTypeInternal() : QualType(); |
4966 | } |
4967 | bool isDeduced() const { |
4968 | return !isCanonicalUnqualified() || isDependentType(); |
4969 | } |
4970 | |
4971 | static bool classof(const Type *T) { |
4972 | return T->getTypeClass() == Auto || |
4973 | T->getTypeClass() == DeducedTemplateSpecialization; |
4974 | } |
4975 | }; |
4976 | |
4977 | |
4978 | |
4979 | class alignas(8) AutoType : public DeducedType, public llvm::FoldingSetNode { |
4980 | friend class ASTContext; |
4981 | |
4982 | ConceptDecl *TypeConstraintConcept; |
4983 | |
4984 | AutoType(QualType DeducedAsType, AutoTypeKeyword Keyword, |
4985 | TypeDependence ExtraDependence, ConceptDecl *CD, |
4986 | ArrayRef<TemplateArgument> TypeConstraintArgs); |
4987 | |
4988 | const TemplateArgument *getArgBuffer() const { |
4989 | return reinterpret_cast<const TemplateArgument*>(this+1); |
4990 | } |
4991 | |
4992 | TemplateArgument *getArgBuffer() { |
4993 | return reinterpret_cast<TemplateArgument*>(this+1); |
4994 | } |
4995 | |
4996 | public: |
4997 | |
4998 | const TemplateArgument *getArgs() const { |
4999 | return getArgBuffer(); |
5000 | } |
5001 | |
5002 | |
5003 | unsigned getNumArgs() const { |
5004 | return AutoTypeBits.NumArgs; |
5005 | } |
5006 | |
5007 | const TemplateArgument &getArg(unsigned Idx) const; |
5008 | |
5009 | ArrayRef<TemplateArgument> getTypeConstraintArguments() const { |
5010 | return {getArgs(), getNumArgs()}; |
5011 | } |
5012 | |
5013 | ConceptDecl *getTypeConstraintConcept() const { |
5014 | return TypeConstraintConcept; |
5015 | } |
5016 | |
5017 | bool isConstrained() const { |
5018 | return TypeConstraintConcept != nullptr; |
5019 | } |
5020 | |
5021 | bool isDecltypeAuto() const { |
5022 | return getKeyword() == AutoTypeKeyword::DecltypeAuto; |
5023 | } |
5024 | |
5025 | AutoTypeKeyword getKeyword() const { |
5026 | return (AutoTypeKeyword)AutoTypeBits.Keyword; |
5027 | } |
5028 | |
5029 | void Profile(llvm::FoldingSetNodeID &ID, const ASTContext &Context) { |
5030 | Profile(ID, Context, getDeducedType(), getKeyword(), isDependentType(), |
5031 | getTypeConstraintConcept(), getTypeConstraintArguments()); |
5032 | } |
5033 | |
5034 | static void Profile(llvm::FoldingSetNodeID &ID, const ASTContext &Context, |
5035 | QualType Deduced, AutoTypeKeyword Keyword, |
5036 | bool IsDependent, ConceptDecl *CD, |
5037 | ArrayRef<TemplateArgument> Arguments); |
5038 | |
5039 | static bool classof(const Type *T) { |
5040 | return T->getTypeClass() == Auto; |
5041 | } |
5042 | }; |
5043 | |
5044 | |
5045 | class DeducedTemplateSpecializationType : public DeducedType, |
5046 | public llvm::FoldingSetNode { |
5047 | friend class ASTContext; |
5048 | |
5049 | |
5050 | TemplateName Template; |
5051 | |
5052 | DeducedTemplateSpecializationType(TemplateName Template, |
5053 | QualType DeducedAsType, |
5054 | bool IsDeducedAsDependent) |
5055 | : DeducedType(DeducedTemplateSpecialization, DeducedAsType, |
5056 | toTypeDependence(Template.getDependence()) | |
5057 | (IsDeducedAsDependent |
5058 | ? TypeDependence::DependentInstantiation |
5059 | : TypeDependence::None)), |
5060 | Template(Template) {} |
5061 | |
5062 | public: |
5063 | |
5064 | TemplateName getTemplateName() const { return Template;} |
5065 | |
5066 | void Profile(llvm::FoldingSetNodeID &ID) { |
5067 | Profile(ID, getTemplateName(), getDeducedType(), isDependentType()); |
5068 | } |
5069 | |
5070 | static void Profile(llvm::FoldingSetNodeID &ID, TemplateName Template, |
5071 | QualType Deduced, bool IsDependent) { |
5072 | Template.Profile(ID); |
5073 | ID.AddPointer(Deduced.getAsOpaquePtr()); |
5074 | ID.AddBoolean(IsDependent); |
5075 | } |
5076 | |
5077 | static bool classof(const Type *T) { |
5078 | return T->getTypeClass() == DeducedTemplateSpecialization; |
5079 | } |
5080 | }; |
5081 | |
5082 | |
5083 | |
5084 | |
5085 | |
5086 | |
5087 | |
5088 | |
5089 | |
5090 | |
5091 | |
5092 | |
5093 | |
5094 | |
5095 | |
5096 | |
5097 | |
5098 | |
5099 | |
5100 | |
5101 | |
5102 | class alignas(8) TemplateSpecializationType |
5103 | : public Type, |
5104 | public llvm::FoldingSetNode { |
5105 | friend class ASTContext; |
5106 | |
5107 | |
5108 | |
5109 | |
5110 | |
5111 | |
5112 | |
5113 | |
5114 | TemplateName Template; |
5115 | |
5116 | TemplateSpecializationType(TemplateName T, |
5117 | ArrayRef<TemplateArgument> Args, |
5118 | QualType Canon, |
5119 | QualType Aliased); |
5120 | |
5121 | public: |
5122 | |
5123 | |
5124 | |
5125 | |
5126 | |
5127 | |
5128 | |
5129 | |
5130 | |
5131 | |
5132 | |
5133 | static bool |
5134 | anyDependentTemplateArguments(ArrayRef<TemplateArgumentLoc> Args, |
5135 | ArrayRef<TemplateArgument> Converted); |
5136 | static bool |
5137 | anyDependentTemplateArguments(const TemplateArgumentListInfo &, |
5138 | ArrayRef<TemplateArgument> Converted); |
5139 | static bool anyInstantiationDependentTemplateArguments( |
5140 | ArrayRef<TemplateArgumentLoc> Args); |
5141 | |
5142 | |
5143 | |
5144 | bool isCurrentInstantiation() const { |
5145 | return isa<InjectedClassNameType>(getCanonicalTypeInternal()); |
5146 | } |
5147 | |
5148 | |
5149 | |
5150 | |
5151 | |
5152 | |
5153 | |
5154 | |
5155 | |
5156 | |
5157 | |
5158 | |
5159 | |
5160 | |
5161 | |
5162 | |
5163 | bool isTypeAlias() const { return TemplateSpecializationTypeBits.TypeAlias; } |
5164 | |
5165 | |
5166 | |
5167 | QualType getAliasedType() const { |
5168 | assert(isTypeAlias() && "not a type alias template specialization"); |
5169 | return *reinterpret_cast<const QualType*>(end()); |
5170 | } |
5171 | |
5172 | using iterator = const TemplateArgument *; |
5173 | |
5174 | iterator begin() const { return getArgs(); } |
5175 | iterator end() const; |
5176 | |
5177 | |
5178 | TemplateName getTemplateName() const { return Template; } |
5179 | |
5180 | |
5181 | const TemplateArgument *getArgs() const { |
5182 | return reinterpret_cast<const TemplateArgument *>(this + 1); |
5183 | } |
5184 | |
5185 | |
5186 | unsigned getNumArgs() const { |
5187 | return TemplateSpecializationTypeBits.NumArgs; |
5188 | } |
5189 | |
5190 | |
5191 | |
5192 | const TemplateArgument &getArg(unsigned Idx) const; |
5193 | |
5194 | ArrayRef<TemplateArgument> template_arguments() const { |
5195 | return {getArgs(), getNumArgs()}; |
5196 | } |
5197 | |
5198 | bool isSugared() const { |
5199 | return !isDependentType() || isCurrentInstantiation() || isTypeAlias(); |
5200 | } |
5201 | |
5202 | QualType desugar() const { |
5203 | return isTypeAlias() ? getAliasedType() : getCanonicalTypeInternal(); |
5204 | } |
5205 | |
5206 | void Profile(llvm::FoldingSetNodeID &ID, const ASTContext &Ctx) { |
5207 | Profile(ID, Template, template_arguments(), Ctx); |
5208 | if (isTypeAlias()) |
5209 | getAliasedType().Profile(ID); |
5210 | } |
5211 | |
5212 | static void Profile(llvm::FoldingSetNodeID &ID, TemplateName T, |
5213 | ArrayRef<TemplateArgument> Args, |
5214 | const ASTContext &Context); |
5215 | |
5216 | static bool classof(const Type *T) { |
5217 | return T->getTypeClass() == TemplateSpecialization; |
5218 | } |
5219 | }; |
5220 | |
5221 | |
5222 | |
5223 | void printTemplateArgumentList(raw_ostream &OS, |
5224 | ArrayRef<TemplateArgument> Args, |
5225 | const PrintingPolicy &Policy, |
5226 | const TemplateParameterList *TPL = nullptr); |
5227 | |
5228 | void printTemplateArgumentList(raw_ostream &OS, |
5229 | ArrayRef<TemplateArgumentLoc> Args, |
5230 | const PrintingPolicy &Policy, |
5231 | const TemplateParameterList *TPL = nullptr); |
5232 | |
5233 | void printTemplateArgumentList(raw_ostream &OS, |
5234 | const TemplateArgumentListInfo &Args, |
5235 | const PrintingPolicy &Policy, |
5236 | const TemplateParameterList *TPL = nullptr); |
5237 | |
5238 | |
5239 | |
5240 | |
5241 | |
5242 | |
5243 | |
5244 | |
5245 | |
5246 | |
5247 | |
5248 | |
5249 | |
5250 | |
5251 | |
5252 | |
5253 | |
5254 | |
5255 | class InjectedClassNameType : public Type { |
5256 | friend class ASTContext; |
5257 | friend class ASTNodeImporter; |
5258 | friend class ASTReader; |
5259 | |
5260 | |
5261 | template <class T> friend class serialization::AbstractTypeReader; |
5262 | |
5263 | CXXRecordDecl *Decl; |
5264 | |
5265 | |
5266 | |
5267 | |
5268 | |
5269 | |
5270 | |
5271 | |
5272 | |
5273 | |
5274 | QualType InjectedType; |
5275 | |
5276 | InjectedClassNameType(CXXRecordDecl *D, QualType TST) |
5277 | : Type(InjectedClassName, QualType(), |
5278 | TypeDependence::DependentInstantiation), |
5279 | Decl(D), InjectedType(TST) { |
5280 | assert(isa<TemplateSpecializationType>(TST)); |
5281 | assert(!TST.hasQualifiers()); |
5282 | assert(TST->isDependentType()); |
5283 | } |
5284 | |
5285 | public: |
5286 | QualType getInjectedSpecializationType() const { return InjectedType; } |
5287 | |
5288 | const TemplateSpecializationType *getInjectedTST() const { |
5289 | return cast<TemplateSpecializationType>(InjectedType.getTypePtr()); |
5290 | } |
5291 | |
5292 | TemplateName getTemplateName() const { |
5293 | return getInjectedTST()->getTemplateName(); |
5294 | } |
5295 | |
5296 | CXXRecordDecl *getDecl() const; |
5297 | |
5298 | bool isSugared() const { return false; } |
5299 | QualType desugar() const { return QualType(this, 0); } |
5300 | |
5301 | static bool classof(const Type *T) { |
5302 | return T->getTypeClass() == InjectedClassName; |
5303 | } |
5304 | }; |
5305 | |
5306 | |
5307 | enum TagTypeKind { |
5308 | |
5309 | TTK_Struct, |
5310 | |
5311 | |
5312 | TTK_Interface, |
5313 | |
5314 | |
5315 | TTK_Union, |
5316 | |
5317 | |
5318 | TTK_Class, |
5319 | |
5320 | |
5321 | TTK_Enum |
5322 | }; |
5323 | |
5324 | |
5325 | |
5326 | enum ElaboratedTypeKeyword { |
5327 | |
5328 | ETK_Struct, |
5329 | |
5330 | |
5331 | ETK_Interface, |
5332 | |
5333 | |
5334 | ETK_Union, |
5335 | |
5336 | |
5337 | ETK_Class, |
5338 | |
5339 | |
5340 | ETK_Enum, |
5341 | |
5342 | |
5343 | |
5344 | ETK_Typename, |
5345 | |
5346 | |
5347 | ETK_None |
5348 | }; |
5349 | |
5350 | |
5351 | |
5352 | |
5353 | |
5354 | class TypeWithKeyword : public Type { |
5355 | protected: |
5356 | TypeWithKeyword(ElaboratedTypeKeyword Keyword, TypeClass tc, |
5357 | QualType Canonical, TypeDependence Dependence) |
5358 | : Type(tc, Canonical, Dependence) { |
5359 | TypeWithKeywordBits.Keyword = Keyword; |
5360 | } |
5361 | |
5362 | public: |
5363 | ElaboratedTypeKeyword getKeyword() const { |
5364 | return static_cast<ElaboratedTypeKeyword>(TypeWithKeywordBits.Keyword); |
5365 | } |
5366 | |
5367 | |
5368 | static ElaboratedTypeKeyword getKeywordForTypeSpec(unsigned TypeSpec); |
5369 | |
5370 | |
5371 | |
5372 | static TagTypeKind getTagTypeKindForTypeSpec(unsigned TypeSpec); |
5373 | |
5374 | |
5375 | static ElaboratedTypeKeyword getKeywordForTagTypeKind(TagTypeKind Tag); |
5376 | |
5377 | |
5378 | |
5379 | |
5380 | static TagTypeKind getTagTypeKindForKeyword(ElaboratedTypeKeyword Keyword); |
5381 | |
5382 | static bool KeywordIsTagTypeKind(ElaboratedTypeKeyword Keyword); |
5383 | |
5384 | static StringRef getKeywordName(ElaboratedTypeKeyword Keyword); |
5385 | |
5386 | static StringRef getTagTypeKindName(TagTypeKind Kind) { |
5387 | return getKeywordName(getKeywordForTagTypeKind(Kind)); |
5388 | } |
5389 | |
5390 | class CannotCastToThisType {}; |
5391 | static CannotCastToThisType classof(const Type *); |
5392 | }; |
5393 | |
5394 | |
5395 | |
5396 | |
5397 | |
5398 | |
5399 | |
5400 | |
5401 | |
5402 | class ElaboratedType final |
5403 | : public TypeWithKeyword, |
5404 | public llvm::FoldingSetNode, |
5405 | private llvm::TrailingObjects<ElaboratedType, TagDecl *> { |
5406 | friend class ASTContext; |
5407 | friend TrailingObjects; |
5408 | |
5409 | |
5410 | NestedNameSpecifier *NNS; |
5411 | |
5412 | |
5413 | QualType NamedType; |
5414 | |
5415 | |
5416 | |
5417 | |
5418 | |
5419 | ElaboratedType(ElaboratedTypeKeyword Keyword, NestedNameSpecifier *NNS, |
5420 | QualType NamedType, QualType CanonType, TagDecl *OwnedTagDecl) |
5421 | : TypeWithKeyword(Keyword, Elaborated, CanonType, |
5422 | |
5423 | |
5424 | |
5425 | |
5426 | NamedType->getDependence() | |
5427 | (NNS ? toSyntacticDependence( |
5428 | toTypeDependence(NNS->getDependence())) |
5429 | : TypeDependence::None)), |
5430 | NNS(NNS), NamedType(NamedType) { |
5431 | ElaboratedTypeBits.HasOwnedTagDecl = false; |
5432 | if (OwnedTagDecl) { |
5433 | ElaboratedTypeBits.HasOwnedTagDecl = true; |
5434 | *getTrailingObjects<TagDecl *>() = OwnedTagDecl; |
5435 | } |
5436 | assert(!(Keyword == ETK_None && NNS == nullptr) && |
5437 | "ElaboratedType cannot have elaborated type keyword " |
5438 | "and name qualifier both null."); |
5439 | } |
5440 | |
5441 | public: |
5442 | |
5443 | NestedNameSpecifier *getQualifier() const { return NNS; } |
5444 | |
5445 | |
5446 | QualType getNamedType() const { return NamedType; } |
5447 | |
5448 | |
5449 | QualType desugar() const { return getNamedType(); } |
5450 | |
5451 | |
5452 | bool isSugared() const { return true; } |
5453 | |
5454 | |
5455 | |
5456 | TagDecl *getOwnedTagDecl() const { |
5457 | return ElaboratedTypeBits.HasOwnedTagDecl ? *getTrailingObjects<TagDecl *>() |
5458 | : nullptr; |
5459 | } |
5460 | |
5461 | void Profile(llvm::FoldingSetNodeID &ID) { |
5462 | Profile(ID, getKeyword(), NNS, NamedType, getOwnedTagDecl()); |
5463 | } |
5464 | |
5465 | static void Profile(llvm::FoldingSetNodeID &ID, ElaboratedTypeKeyword Keyword, |
5466 | NestedNameSpecifier *NNS, QualType NamedType, |
5467 | TagDecl *OwnedTagDecl) { |
5468 | ID.AddInteger(Keyword); |
5469 | ID.AddPointer(NNS); |
5470 | NamedType.Profile(ID); |
5471 | ID.AddPointer(OwnedTagDecl); |
5472 | } |
5473 | |
5474 | static bool classof(const Type *T) { return T->getTypeClass() == Elaborated; } |
5475 | }; |
5476 | |
5477 | |
5478 | |
5479 | |
5480 | |
5481 | |
5482 | |
5483 | |
5484 | |
5485 | |
5486 | |
5487 | |
5488 | |
5489 | class DependentNameType : public TypeWithKeyword, public llvm::FoldingSetNode { |
5490 | friend class ASTContext; |
5491 | |
5492 | |
5493 | NestedNameSpecifier *NNS; |
5494 | |
5495 | |
5496 | const IdentifierInfo *Name; |
5497 | |
5498 | DependentNameType(ElaboratedTypeKeyword Keyword, NestedNameSpecifier *NNS, |
5499 | const IdentifierInfo *Name, QualType CanonType) |
5500 | : TypeWithKeyword(Keyword, DependentName, CanonType, |
5501 | TypeDependence::DependentInstantiation | |
5502 | toTypeDependence(NNS->getDependence())), |
5503 | NNS(NNS), Name(Name) {} |
5504 | |
5505 | public: |
5506 | |
5507 | NestedNameSpecifier *getQualifier() const { return NNS; } |
5508 | |
5509 | |
5510 | |
5511 | |
5512 | |
5513 | |
5514 | const IdentifierInfo *getIdentifier() const { |
5515 | return Name; |
5516 | } |
5517 | |
5518 | bool isSugared() const { return false; } |
5519 | QualType desugar() const { return QualType(this, 0); } |
5520 | |
5521 | void Profile(llvm::FoldingSetNodeID &ID) { |
5522 | Profile(ID, getKeyword(), NNS, Name); |
5523 | } |
5524 | |
5525 | static void Profile(llvm::FoldingSetNodeID &ID, ElaboratedTypeKeyword Keyword, |
5526 | NestedNameSpecifier *NNS, const IdentifierInfo *Name) { |
5527 | ID.AddInteger(Keyword); |
5528 | ID.AddPointer(NNS); |
5529 | ID.AddPointer(Name); |
5530 | } |
5531 | |
5532 | static bool classof(const Type *T) { |
5533 | return T->getTypeClass() == DependentName; |
5534 | } |
5535 | }; |
5536 | |
5537 | |
5538 | |
5539 | |
5540 | class alignas(8) DependentTemplateSpecializationType |
5541 | : public TypeWithKeyword, |
5542 | public llvm::FoldingSetNode { |
5543 | friend class ASTContext; |
5544 | |
5545 | |
5546 | NestedNameSpecifier *NNS; |
5547 | |
5548 | |
5549 | const IdentifierInfo *Name; |
5550 | |
5551 | DependentTemplateSpecializationType(ElaboratedTypeKeyword Keyword, |
5552 | NestedNameSpecifier *NNS, |
5553 | const IdentifierInfo *Name, |
5554 | ArrayRef<TemplateArgument> Args, |
5555 | QualType Canon); |
5556 | |
5557 | const TemplateArgument *getArgBuffer() const { |
5558 | return reinterpret_cast<const TemplateArgument*>(this+1); |
5559 | } |
5560 | |
5561 | TemplateArgument *getArgBuffer() { |
5562 | return reinterpret_cast<TemplateArgument*>(this+1); |
5563 | } |
5564 | |
5565 | public: |
5566 | NestedNameSpecifier *getQualifier() const { return NNS; } |
5567 | const IdentifierInfo *getIdentifier() const { return Name; } |
5568 | |
5569 | |
5570 | const TemplateArgument *getArgs() const { |
5571 | return getArgBuffer(); |
5572 | } |
5573 | |
5574 | |
5575 | unsigned getNumArgs() const { |
5576 | return DependentTemplateSpecializationTypeBits.NumArgs; |
5577 | } |
5578 | |
5579 | const TemplateArgument &getArg(unsigned Idx) const; |
5580 | |
5581 | ArrayRef<TemplateArgument> template_arguments() const { |
5582 | return {getArgs(), getNumArgs()}; |
5583 | } |
5584 | |
5585 | using iterator = const TemplateArgument *; |
5586 | |
5587 | iterator begin() const { return getArgs(); } |
5588 | iterator end() const; |
5589 | |
5590 | bool isSugared() const { return false; } |
5591 | QualType desugar() const { return QualType(this, 0); } |
5592 | |
5593 | void Profile(llvm::FoldingSetNodeID &ID, const ASTContext &Context) { |
5594 | Profile(ID, Context, getKeyword(), NNS, Name, {getArgs(), getNumArgs()}); |
5595 | } |
5596 | |
5597 | static void Profile(llvm::FoldingSetNodeID &ID, |
5598 | const ASTContext &Context, |
5599 | ElaboratedTypeKeyword Keyword, |
5600 | NestedNameSpecifier *Qualifier, |
5601 | const IdentifierInfo *Name, |
5602 | ArrayRef<TemplateArgument> Args); |
5603 | |
5604 | static bool classof(const Type *T) { |
5605 | return T->getTypeClass() == DependentTemplateSpecialization; |
5606 | } |
5607 | }; |
5608 | |
5609 | |
5610 | |
5611 | |
5612 | |
5613 | |
5614 | |
5615 | |
5616 | |
5617 | |
5618 | |
5619 | |
5620 | |
5621 | |
5622 | |
5623 | |
5624 | |
5625 | |
5626 | |
5627 | |
5628 | |
5629 | |
5630 | |
5631 | class PackExpansionType : public Type, public llvm::FoldingSetNode { |
5632 | friend class ASTContext; |
5633 | |
5634 | |
5635 | QualType Pattern; |
5636 | |
5637 | PackExpansionType(QualType Pattern, QualType Canon, |
5638 | Optional<unsigned> NumExpansions) |
5639 | : Type(PackExpansion, Canon, |
5640 | (Pattern->getDependence() | TypeDependence::Dependent | |
5641 | TypeDependence::Instantiation) & |
5642 | ~TypeDependence::UnexpandedPack), |
5643 | Pattern(Pattern) { |
5644 | PackExpansionTypeBits.NumExpansions = |
5645 | NumExpansions ? *NumExpansions + 1 : 0; |
5646 | } |
5647 | |
5648 | public: |
5649 | |
5650 | |
5651 | |
5652 | QualType getPattern() const { return Pattern; } |
5653 | |
5654 | |
5655 | |
5656 | Optional<unsigned> getNumExpansions() const { |
5657 | if (PackExpansionTypeBits.NumExpansions) |
5658 | return PackExpansionTypeBits.NumExpansions - 1; |
5659 | return None; |
5660 | } |
5661 | |
5662 | bool isSugared() const { return false; } |
5663 | QualType desugar() const { return QualType(this, 0); } |
5664 | |
5665 | void Profile(llvm::FoldingSetNodeID &ID) { |
5666 | Profile(ID, getPattern(), getNumExpansions()); |
5667 | } |
5668 | |
5669 | static void Profile(llvm::FoldingSetNodeID &ID, QualType Pattern, |
5670 | Optional<unsigned> NumExpansions) { |
5671 | ID.AddPointer(Pattern.getAsOpaquePtr()); |
5672 | ID.AddBoolean(NumExpansions.hasValue()); |
5673 | if (NumExpansions) |
5674 | ID.AddInteger(*NumExpansions); |
5675 | } |
5676 | |
5677 | static bool classof(const Type *T) { |
5678 | return T->getTypeClass() == PackExpansion; |
5679 | } |
5680 | }; |
5681 | |
5682 | |
5683 | |
5684 | template <class T> |
5685 | class ObjCProtocolQualifiers { |
5686 | protected: |
5687 | ObjCProtocolQualifiers() = default; |
5688 | |
5689 | ObjCProtocolDecl * const *getProtocolStorage() const { |
5690 | return const_cast<ObjCProtocolQualifiers*>(this)->getProtocolStorage(); |
5691 | } |
5692 | |
5693 | ObjCProtocolDecl **getProtocolStorage() { |
5694 | return static_cast<T*>(this)->getProtocolStorageImpl(); |
5695 | } |
5696 | |
5697 | void setNumProtocols(unsigned N) { |
5698 | static_cast<T*>(this)->setNumProtocolsImpl(N); |
5699 | } |
5700 | |
5701 | void initialize(ArrayRef<ObjCProtocolDecl *> protocols) { |
5702 | setNumProtocols(protocols.size()); |
5703 | assert(getNumProtocols() == protocols.size() && |
5704 | "bitfield overflow in protocol count"); |
5705 | if (!protocols.empty()) |
5706 | memcpy(getProtocolStorage(), protocols.data(), |
5707 | protocols.size() * sizeof(ObjCProtocolDecl*)); |
5708 | } |
5709 | |
5710 | public: |
5711 | using qual_iterator = ObjCProtocolDecl * const *; |
5712 | using qual_range = llvm::iterator_range<qual_iterator>; |
5713 | |
5714 | qual_range quals() const { return qual_range(qual_begin(), qual_end()); } |
5715 | qual_iterator qual_begin() const { return getProtocolStorage(); } |
5716 | qual_iterator qual_end() const { return qual_begin() + getNumProtocols(); } |
5717 | |
5718 | bool qual_empty() const { return getNumProtocols() == 0; } |
5719 | |
5720 | |
5721 | |
5722 | unsigned getNumProtocols() const { |
5723 | return static_cast<const T*>(this)->getNumProtocolsImpl(); |
5724 | } |
5725 | |
5726 | |
5727 | ObjCProtocolDecl *getProtocol(unsigned I) const { |
5728 | assert(I < getNumProtocols() && "Out-of-range protocol access"); |
5729 | return qual_begin()[I]; |
5730 | } |
5731 | |
5732 | |
5733 | ArrayRef<ObjCProtocolDecl *> getProtocols() const { |
5734 | return ArrayRef<ObjCProtocolDecl *>(qual_begin(), getNumProtocols()); |
5735 | } |
5736 | }; |
5737 | |
5738 | |
5739 | |
5740 | class ObjCTypeParamType : public Type, |
5741 | public ObjCProtocolQualifiers<ObjCTypeParamType>, |
5742 | public llvm::FoldingSetNode { |
5743 | friend class ASTContext; |
5744 | friend class ObjCProtocolQualifiers<ObjCTypeParamType>; |
5745 | |
5746 | |
5747 | unsigned NumProtocols : 6; |
5748 | |
5749 | ObjCTypeParamDecl *OTPDecl; |
5750 | |
5751 | |
5752 | |
5753 | |
5754 | ObjCProtocolDecl **getProtocolStorageImpl(); |
5755 | |
5756 | |
5757 | |
5758 | unsigned getNumProtocolsImpl() const { |
5759 | return NumProtocols; |
5760 | } |
5761 | |
5762 | void setNumProtocolsImpl(unsigned N) { |
5763 | NumProtocols = N; |
5764 | } |
5765 | |
5766 | ObjCTypeParamType(const ObjCTypeParamDecl *D, |
5767 | QualType can, |
5768 | ArrayRef<ObjCProtocolDecl *> protocols); |
5769 | |
5770 | public: |
5771 | bool isSugared() const { return true; } |
5772 | QualType desugar() const { return getCanonicalTypeInternal(); } |
5773 | |
5774 | static bool classof(const Type *T) { |
5775 | return T->getTypeClass() == ObjCTypeParam; |
5776 | } |
5777 | |
5778 | void Profile(llvm::FoldingSetNodeID &ID); |
5779 | static void Profile(llvm::FoldingSetNodeID &ID, |
5780 | const ObjCTypeParamDecl *OTPDecl, |
5781 | QualType CanonicalType, |
5782 | ArrayRef<ObjCProtocolDecl *> protocols); |
5783 | |
5784 | ObjCTypeParamDecl *getDecl() const { return OTPDecl; } |
5785 | }; |
5786 | |
5787 | |
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 | class ObjCObjectType : public Type, |
5816 | public ObjCProtocolQualifiers<ObjCObjectType> { |
5817 | friend class ObjCProtocolQualifiers<ObjCObjectType>; |
5818 | |
5819 | |
5820 | |
5821 | |
5822 | |
5823 | |
5824 | |
5825 | |
5826 | |
5827 | |
5828 | |
5829 | |
5830 | |
5831 | |
5832 | QualType BaseType; |
5833 | |
5834 | |
5835 | mutable llvm::PointerIntPair<const ObjCObjectType *, 1, bool> |
5836 | CachedSuperClassType; |
5837 | |
5838 | QualType *getTypeArgStorage(); |
5839 | const QualType *getTypeArgStorage() const { |
5840 | return const_cast<ObjCObjectType *>(this)->getTypeArgStorage(); |
5841 | } |
5842 | |
5843 | ObjCProtocolDecl **getProtocolStorageImpl(); |
5844 | |
5845 | |
5846 | unsigned getNumProtocolsImpl() const { |
5847 | return ObjCObjectTypeBits.NumProtocols; |
5848 | } |
5849 | void setNumProtocolsImpl(unsigned N) { |
5850 | ObjCObjectTypeBits.NumProtocols = N; |
5851 | } |
5852 | |
5853 | protected: |
5854 | enum Nonce_ObjCInterface { Nonce_ObjCInterface }; |
5855 | |
5856 | ObjCObjectType(QualType Canonical, QualType Base, |
5857 | ArrayRef<QualType> typeArgs, |
5858 | ArrayRef<ObjCProtocolDecl *> protocols, |
5859 | bool isKindOf); |
5860 | |
5861 | ObjCObjectType(enum Nonce_ObjCInterface) |
5862 | : Type(ObjCInterface, QualType(), TypeDependence::None), |
5863 | BaseType(QualType(this_(), 0)) { |
5864 | ObjCObjectTypeBits.NumProtocols = 0; |
5865 | ObjCObjectTypeBits.NumTypeArgs = 0; |
5866 | ObjCObjectTypeBits.IsKindOf = 0; |
5867 | } |
5868 | |
5869 | void computeSuperClassTypeSlow() const; |
5870 | |
5871 | public: |
5872 | |
5873 | |
5874 | |
5875 | |
5876 | |
5877 | |
5878 | QualType getBaseType() const { return BaseType; } |
5879 | |
5880 | bool isObjCId() const { |
5881 | return getBaseType()->isSpecificBuiltinType(BuiltinType::ObjCId); |
5882 | } |
5883 | |
5884 | bool isObjCClass() const { |
5885 | return getBaseType()->isSpecificBuiltinType(BuiltinType::ObjCClass); |
5886 | } |
5887 | |
5888 | bool isObjCUnqualifiedId() const { return qual_empty() && isObjCId(); } |
5889 | bool isObjCUnqualifiedClass() const { return qual_empty() && isObjCClass(); } |
5890 | bool isObjCUnqualifiedIdOrClass() const { |
5891 | if (!qual_empty()) return false; |
5892 | if (const BuiltinType *T = getBaseType()->getAs<BuiltinType>()) |
5893 | return T->getKind() == BuiltinType::ObjCId || |
5894 | T->getKind() == BuiltinType::ObjCClass; |
5895 | return false; |
5896 | } |
5897 | bool isObjCQualifiedId() const { return !qual_empty() && isObjCId(); } |
5898 | bool isObjCQualifiedClass() const { return !qual_empty() && isObjCClass(); } |
5899 | |
5900 | |
5901 | |
5902 | ObjCInterfaceDecl *getInterface() const; |
5903 | |
5904 | |
5905 | |
5906 | bool isSpecialized() const; |
5907 | |
5908 | |
5909 | bool isSpecializedAsWritten() const { |
5910 | return ObjCObjectTypeBits.NumTypeArgs > 0; |
5911 | } |
5912 | |
5913 | |
5914 | |
5915 | bool isUnspecialized() const { return !isSpecialized(); } |
5916 | |
5917 | |
5918 | |
5919 | bool isUnspecializedAsWritten() const { return !isSpecializedAsWritten(); } |
5920 | |
5921 | |
5922 | ArrayRef<QualType> getTypeArgs() const; |
5923 | |
5924 | |
5925 | |
5926 | ArrayRef<QualType> getTypeArgsAsWritten() const { |
5927 | return llvm::makeArrayRef(getTypeArgStorage(), |
5928 | ObjCObjectTypeBits.NumTypeArgs); |
5929 | } |
5930 | |
5931 | |
5932 | bool isKindOfTypeAsWritten() const { return ObjCObjectTypeBits.IsKindOf; } |
5933 | |
5934 | |
5935 | bool isKindOfType() const; |
5936 | |
5937 | |
5938 | |
5939 | |
5940 | |
5941 | |
5942 | |
5943 | QualType getSuperClassType() const { |
5944 | if (!CachedSuperClassType.getInt()) |
5945 | computeSuperClassTypeSlow(); |
5946 | |
5947 | assert(CachedSuperClassType.getInt() && "Superclass not set?"); |
5948 | return QualType(CachedSuperClassType.getPointer(), 0); |
5949 | } |
5950 | |
5951 | |
5952 | |
5953 | QualType stripObjCKindOfTypeAndQuals(const ASTContext &ctx) const; |
5954 | |
5955 | bool isSugared() const { return false; } |
5956 | QualType desugar() const { return QualType(this, 0); } |
5957 | |
5958 | static bool classof(const Type *T) { |
5959 | return T->getTypeClass() == ObjCObject || |
5960 | T->getTypeClass() == ObjCInterface; |
5961 | } |
5962 | }; |
5963 | |
5964 | |
5965 | |
5966 | |
5967 | |
5968 | class ObjCObjectTypeImpl : public ObjCObjectType, public llvm::FoldingSetNode { |
5969 | friend class ASTContext; |
5970 | |
5971 | |
5972 | |
5973 | |
5974 | ObjCObjectTypeImpl(QualType Canonical, QualType Base, |
5975 | ArrayRef<QualType> typeArgs, |
5976 | ArrayRef<ObjCProtocolDecl *> protocols, |
5977 | bool isKindOf) |
5978 | : ObjCObjectType(Canonical, Base, typeArgs, protocols, isKindOf) {} |
5979 | |
5980 | public: |
5981 | void Profile(llvm::FoldingSetNodeID &ID); |
5982 | static void Profile(llvm::FoldingSetNodeID &ID, |
5983 | QualType Base, |
5984 | ArrayRef<QualType> typeArgs, |
5985 | ArrayRef<ObjCProtocolDecl *> protocols, |
5986 | bool isKindOf); |
5987 | }; |
5988 | |
5989 | inline QualType *ObjCObjectType::getTypeArgStorage() { |
5990 | return reinterpret_cast<QualType *>(static_cast<ObjCObjectTypeImpl*>(this)+1); |
5991 | } |
5992 | |
5993 | inline ObjCProtocolDecl **ObjCObjectType::getProtocolStorageImpl() { |
5994 | return reinterpret_cast<ObjCProtocolDecl**>( |
5995 | getTypeArgStorage() + ObjCObjectTypeBits.NumTypeArgs); |
5996 | } |
5997 | |
5998 | inline ObjCProtocolDecl **ObjCTypeParamType::getProtocolStorageImpl() { |
5999 | return reinterpret_cast<ObjCProtocolDecl**>( |
6000 | static_cast<ObjCTypeParamType*>(this)+1); |
6001 | } |
6002 | |
6003 | |
6004 | |
6005 | |
6006 | |
6007 | |
6008 | |
6009 | |
6010 | |
6011 | |
6012 | |
6013 | |
6014 | |
6015 | class ObjCInterfaceType : public ObjCObjectType { |
6016 | friend class ASTContext; |
6017 | friend class ASTReader; |
6018 | friend class ObjCInterfaceDecl; |
6019 | template <class T> friend class serialization::AbstractTypeReader; |
6020 | |
6021 | mutable ObjCInterfaceDecl *Decl; |
6022 | |
6023 | ObjCInterfaceType(const ObjCInterfaceDecl *D) |
6024 | : ObjCObjectType(Nonce_ObjCInterface), |
6025 | Decl(const_cast<ObjCInterfaceDecl*>(D)) {} |
6026 | |
6027 | public: |
6028 | |
6029 | ObjCInterfaceDecl *getDecl() const { return Decl; } |
6030 | |
6031 | bool isSugared() const { return false; } |
6032 | QualType desugar() const { return QualType(this, 0); } |
6033 | |
6034 | static bool classof(const Type *T) { |
6035 | return T->getTypeClass() == ObjCInterface; |
6036 | } |
6037 | |
6038 | |
6039 | |
6040 | |
6041 | |
6042 | enum { |
6043 | qual_iterator, |
6044 | qual_begin, |
6045 | qual_end, |
6046 | getNumProtocols, |
6047 | getProtocol |
6048 | }; |
6049 | }; |
6050 | |
6051 | inline ObjCInterfaceDecl *ObjCObjectType::getInterface() const { |
6052 | QualType baseType = getBaseType(); |
6053 | while (const auto *ObjT = baseType->getAs<ObjCObjectType>()) { |
6054 | if (const auto *T = dyn_cast<ObjCInterfaceType>(ObjT)) |
6055 | return T->getDecl(); |
6056 | |
6057 | baseType = ObjT->getBaseType(); |
6058 | } |
6059 | |
6060 | return nullptr; |
6061 | } |
6062 | |
6063 | |
6064 | |
6065 | |
6066 | |
6067 | |
6068 | |
6069 | |
6070 | |
6071 | |
6072 | class ObjCObjectPointerType : public Type, public llvm::FoldingSetNode { |
6073 | friend class ASTContext; |
6074 | |
6075 | QualType PointeeType; |
6076 | |
6077 | ObjCObjectPointerType(QualType Canonical, QualType Pointee) |
6078 | : Type(ObjCObjectPointer, Canonical, Pointee->getDependence()), |
6079 | PointeeType(Pointee) {} |
6080 | |
6081 | public: |
6082 | |
6083 | |
6084 | QualType getPointeeType() const { return PointeeType; } |
6085 | |
6086 | |
6087 | |
6088 | |
6089 | |
6090 | |
6091 | |
6092 | |
6093 | |
6094 | |
6095 | |
6096 | |
6097 | |
6098 | |
6099 | |
6100 | |
6101 | |
6102 | |
6103 | |
6104 | |
6105 | |
6106 | |
6107 | |
6108 | |
6109 | const ObjCObjectType *getObjectType() const { |
6110 | return PointeeType->castAs<ObjCObjectType>(); |
6111 | } |
6112 | |
6113 | |
6114 | |
6115 | |
6116 | |
6117 | |
6118 | const ObjCInterfaceType *getInterfaceType() const; |
6119 | |
6120 | |
6121 | |
6122 | |
6123 | |
6124 | ObjCInterfaceDecl *getInterfaceDecl() const { |
6125 | return getObjectType()->getInterface(); |
6126 | } |
6127 | |
6128 | |
6129 | |
6130 | bool isObjCIdType() const { |
6131 | return getObjectType()->isObjCUnqualifiedId(); |
6132 | } |
6133 | |
6134 | |
6135 | |
6136 | bool isObjCClassType() const { |
6137 | return getObjectType()->isObjCUnqualifiedClass(); |
6138 | } |
6139 | |
6140 | |
6141 | bool isObjCIdOrClassType() const { |
6142 | return getObjectType()->isObjCUnqualifiedIdOrClass(); |
6143 | } |
6144 | |
6145 | |
6146 | |
6147 | bool isObjCQualifiedIdType() const { |
6148 | return getObjectType()->isObjCQualifiedId(); |
6149 | } |
6150 | |
6151 | |
6152 | |
6153 | bool isObjCQualifiedClassType() const { |
6154 | return getObjectType()->isObjCQualifiedClass(); |
6155 | } |
6156 | |
6157 | |
6158 | bool isKindOfType() const { return getObjectType()->isKindOfType(); } |
6159 | |
6160 | |
6161 | bool isSpecialized() const { return getObjectType()->isSpecialized(); } |
6162 | |
6163 | |
6164 | bool isSpecializedAsWritten() const { |
6165 | return getObjectType()->isSpecializedAsWritten(); |
6166 | } |
6167 | |
6168 | |
6169 | bool isUnspecialized() const { return getObjectType()->isUnspecialized(); } |
6170 | |
6171 | |
6172 | |
6173 | bool isUnspecializedAsWritten() const { return !isSpecializedAsWritten(); } |
6174 | |
6175 | |
6176 | ArrayRef<QualType> getTypeArgs() const { |
6177 | return getObjectType()->getTypeArgs(); |
6178 | } |
6179 | |
6180 | |
6181 | ArrayRef<QualType> getTypeArgsAsWritten() const { |
6182 | return getObjectType()->getTypeArgsAsWritten(); |
6183 | } |
6184 | |
6185 | |
6186 | |
6187 | |
6188 | using qual_iterator = ObjCObjectType::qual_iterator; |
6189 | using qual_range = llvm::iterator_range<qual_iterator>; |
6190 | |
6191 | qual_range quals() const { return qual_range(qual_begin(), qual_end()); } |
6192 | |
6193 | qual_iterator qual_begin() const { |
6194 | return getObjectType()->qual_begin(); |
6195 | } |
6196 | |
6197 | qual_iterator qual_end() const { |
6198 | return getObjectType()->qual_end(); |
6199 | } |
6200 | |
6201 | bool qual_empty() const { return getObjectType()->qual_empty(); } |
6202 | |
6203 | |
6204 | unsigned getNumProtocols() const { |
6205 | return getObjectType()->getNumProtocols(); |
6206 | } |
6207 | |
6208 | |
6209 | ObjCProtocolDecl *getProtocol(unsigned I) const { |
6210 | return getObjectType()->getProtocol(I); |
6211 | } |
6212 | |
6213 | bool isSugared() const { return false; } |
6214 | QualType desugar() const { return QualType(this, 0); } |
6215 | |
6216 | |
6217 | |
6218 | |
6219 | |
6220 | |
6221 | |
6222 | QualType getSuperClassType() const; |
6223 | |
6224 | |
6225 | |
6226 | const ObjCObjectPointerType *stripObjCKindOfTypeAndQuals( |
6227 | const ASTContext &ctx) const; |
6228 | |
6229 | void Profile(llvm::FoldingSetNodeID &ID) { |
6230 | Profile(ID, getPointeeType()); |
6231 | } |
6232 | |
6233 | static void Profile(llvm::FoldingSetNodeID &ID, QualType T) { |
6234 | ID.AddPointer(T.getAsOpaquePtr()); |
6235 | } |
6236 | |
6237 | static bool classof(const Type *T) { |
6238 | return T->getTypeClass() == ObjCObjectPointer; |
6239 | } |
6240 | }; |
6241 | |
6242 | class AtomicType : public Type, public llvm::FoldingSetNode { |
6243 | friend class ASTContext; |
6244 | |
6245 | QualType ValueType; |
6246 | |
6247 | AtomicType(QualType ValTy, QualType Canonical) |
6248 | : Type(Atomic, Canonical, ValTy->getDependence()), ValueType(ValTy) {} |
6249 | |
6250 | public: |
6251 | |
6252 | |
6253 | QualType getValueType() const { return ValueType; } |
6254 | |
6255 | bool isSugared() const { return false; } |
6256 | QualType desugar() const { return QualType(this, 0); } |
6257 | |
6258 | void Profile(llvm::FoldingSetNodeID &ID) { |
6259 | Profile(ID, getValueType()); |
6260 | } |
6261 | |
6262 | static void Profile(llvm::FoldingSetNodeID &ID, QualType T) { |
6263 | ID.AddPointer(T.getAsOpaquePtr()); |
6264 | } |
6265 | |
6266 | static bool classof(const Type *T) { |
6267 | return T->getTypeClass() == Atomic; |
6268 | } |
6269 | }; |
6270 | |
6271 | |
6272 | class PipeType : public Type, public llvm::FoldingSetNode { |
6273 | friend class ASTContext; |
6274 | |
6275 | QualType ElementType; |
6276 | bool isRead; |
6277 | |
6278 | PipeType(QualType elemType, QualType CanonicalPtr, bool isRead) |
6279 | : Type(Pipe, CanonicalPtr, elemType->getDependence()), |
6280 | ElementType(elemType), isRead(isRead) {} |
6281 | |
6282 | public: |
6283 | QualType getElementType() const { return ElementType; } |
6284 | |
6285 | bool isSugared() const { return false; } |
6286 | |
6287 | QualType desugar() const { return QualType(this, 0); } |
6288 | |
6289 | void Profile(llvm::FoldingSetNodeID &ID) { |
6290 | Profile(ID, getElementType(), isReadOnly()); |
6291 | } |
6292 | |
6293 | static void Profile(llvm::FoldingSetNodeID &ID, QualType T, bool isRead) { |
6294 | ID.AddPointer(T.getAsOpaquePtr()); |
6295 | ID.AddBoolean(isRead); |
6296 | } |
6297 | |
6298 | static bool classof(const Type *T) { |
6299 | return T->getTypeClass() == Pipe; |
6300 | } |
6301 | |
6302 | bool isReadOnly() const { return isRead; } |
6303 | }; |
6304 | |
6305 | |
6306 | class ExtIntType final : public Type, public llvm::FoldingSetNode { |
6307 | friend class ASTContext; |
6308 | unsigned IsUnsigned : 1; |
6309 | unsigned NumBits : 24; |
6310 | |
6311 | protected: |
6312 | ExtIntType(bool isUnsigned, unsigned NumBits); |
6313 | |
6314 | public: |
6315 | bool isUnsigned() const { return IsUnsigned; } |
6316 | bool isSigned() const { return !IsUnsigned; } |
6317 | unsigned getNumBits() const { return NumBits; } |
6318 | |
6319 | bool isSugared() const { return false; } |
6320 | QualType desugar() const { return QualType(this, 0); } |
6321 | |
6322 | void Profile(llvm::FoldingSetNodeID &ID) { |
6323 | Profile(ID, isUnsigned(), getNumBits()); |
6324 | } |
6325 | |
6326 | static void Profile(llvm::FoldingSetNodeID &ID, bool IsUnsigned, |
6327 | unsigned NumBits) { |
6328 | ID.AddBoolean(IsUnsigned); |
6329 | ID.AddInteger(NumBits); |
6330 | } |
6331 | |
6332 | static bool classof(const Type *T) { return T->getTypeClass() == ExtInt; } |
6333 | }; |
6334 | |
6335 | class DependentExtIntType final : public Type, public llvm::FoldingSetNode { |
6336 | friend class ASTContext; |
6337 | const ASTContext &Context; |
6338 | llvm::PointerIntPair<Expr*, 1, bool> ExprAndUnsigned; |
6339 | |
6340 | protected: |
6341 | DependentExtIntType(const ASTContext &Context, bool IsUnsigned, |
6342 | Expr *NumBits); |
6343 | |
6344 | public: |
6345 | bool isUnsigned() const; |
6346 | bool isSigned() const { return !isUnsigned(); } |
6347 | Expr *getNumBitsExpr() const; |
6348 | |
6349 | bool isSugared() const { return false; } |
6350 | QualType desugar() const { return QualType(this, 0); } |
6351 | |
6352 | void Profile(llvm::FoldingSetNodeID &ID) { |
6353 | Profile(ID, Context, isUnsigned(), getNumBitsExpr()); |
6354 | } |
6355 | static void Profile(llvm::FoldingSetNodeID &ID, const ASTContext &Context, |
6356 | bool IsUnsigned, Expr *NumBitsExpr); |
6357 | |
6358 | static bool classof(const Type *T) { |
6359 | return T->getTypeClass() == DependentExtInt; |
6360 | } |
6361 | }; |
6362 | |
6363 | |
6364 | class QualifierCollector : public Qualifiers { |
6365 | public: |
6366 | QualifierCollector(Qualifiers Qs = Qualifiers()) : Qualifiers(Qs) {} |
6367 | |
6368 | |
6369 | |
6370 | |
6371 | const Type *strip(QualType type) { |
6372 | addFastQualifiers(type.getLocalFastQualifiers()); |
6373 | if (!type.hasLocalNonFastQualifiers()) |
6374 | return type.getTypePtrUnsafe(); |
6375 | |
6376 | const ExtQuals *extQuals = type.getExtQualsUnsafe(); |
6377 | addConsistentQualifiers(extQuals->getQualifiers()); |
6378 | return extQuals->getBaseType(); |
6379 | } |
6380 | |
6381 | |
6382 | QualType apply(const ASTContext &Context, QualType QT) const; |
6383 | |
6384 | |
6385 | QualType apply(const ASTContext &Context, const Type* T) const; |
6386 | }; |
6387 | |
6388 | |
6389 | |
6390 | |
6391 | |
6392 | |
6393 | |
6394 | |
6395 | class alignas(8) TypeSourceInfo { |
6396 | |
6397 | |
6398 | friend class ASTContext; |
6399 | |
6400 | QualType Ty; |
6401 | |
6402 | TypeSourceInfo(QualType ty) : Ty(ty) {} |
6403 | |
6404 | public: |
6405 | |
6406 | QualType getType() const { return Ty; } |
6407 | |
6408 | |
6409 | TypeLoc getTypeLoc() const; |
6410 | |
6411 | |
6412 | void overrideType(QualType T) { Ty = T; } |
6413 | }; |
6414 | |
6415 | |
6416 | |
6417 | inline SplitQualType SplitQualType::getSingleStepDesugaredType() const { |
6418 | SplitQualType desugar = |
6419 | Ty->getLocallyUnqualifiedSingleStepDesugaredType().split(); |
6420 | desugar.Quals.addConsistentQualifiers(Quals); |
6421 | return desugar; |
6422 | } |
6423 | |
6424 | inline const Type *QualType::getTypePtr() const { |
6425 | return getCommonPtr()->BaseType; |
6426 | } |
6427 | |
6428 | inline const Type *QualType::getTypePtrOrNull() const { |
6429 | return (isNull() ? nullptr : getCommonPtr()->BaseType); |
6430 | } |
6431 | |
6432 | inline SplitQualType QualType::split() const { |
6433 | if (!hasLocalNonFastQualifiers()) |
6434 | return SplitQualType(getTypePtrUnsafe(), |
6435 | Qualifiers::fromFastMask(getLocalFastQualifiers())); |
6436 | |
6437 | const ExtQuals *eq = getExtQualsUnsafe(); |
6438 | Qualifiers qs = eq->getQualifiers(); |
6439 | qs.addFastQualifiers(getLocalFastQualifiers()); |
6440 | return SplitQualType(eq->getBaseType(), qs); |
6441 | } |
6442 | |
6443 | inline Qualifiers QualType::getLocalQualifiers() const { |
6444 | Qualifiers Quals; |
6445 | if (hasLocalNonFastQualifiers()) |
6446 | Quals = getExtQualsUnsafe()->getQualifiers(); |
6447 | Quals.addFastQualifiers(getLocalFastQualifiers()); |
6448 | return Quals; |
6449 | } |
6450 | |
6451 | inline Qualifiers QualType::getQualifiers() const { |
6452 | Qualifiers quals = getCommonPtr()->CanonicalType.getLocalQualifiers(); |
6453 | quals.addFastQualifiers(getLocalFastQualifiers()); |
6454 | return quals; |
6455 | } |
6456 | |
6457 | inline unsigned QualType::getCVRQualifiers() const { |
6458 | unsigned cvr = getCommonPtr()->CanonicalType.getLocalCVRQualifiers(); |
6459 | cvr |= getLocalCVRQualifiers(); |
6460 | return cvr; |
6461 | } |
6462 | |
6463 | inline QualType QualType::getCanonicalType() const { |
6464 | QualType canon = getCommonPtr()->CanonicalType; |
6465 | return canon.withFastQualifiers(getLocalFastQualifiers()); |
6466 | } |
6467 | |
6468 | inline bool QualType::isCanonical() const { |
6469 | return getTypePtr()->isCanonicalUnqualified(); |
6470 | } |
6471 | |
6472 | inline bool QualType::isCanonicalAsParam() const { |
6473 | if (!isCanonical()) return false; |
6474 | if (hasLocalQualifiers()) return false; |
6475 | |
6476 | const Type *T = getTypePtr(); |
6477 | if (T->isVariablyModifiedType() && T->hasSizedVLAType()) |
6478 | return false; |
6479 | |
6480 | return !isa<FunctionType>(T) && !isa<ArrayType>(T); |
6481 | } |
6482 | |
6483 | inline bool QualType::isConstQualified() const { |
6484 | return isLocalConstQualified() || |
6485 | getCommonPtr()->CanonicalType.isLocalConstQualified(); |
6486 | } |
6487 | |
6488 | inline bool QualType::isRestrictQualified() const { |
6489 | return isLocalRestrictQualified() || |
6490 | getCommonPtr()->CanonicalType.isLocalRestrictQualified(); |
6491 | } |
6492 | |
6493 | |
6494 | inline bool QualType::isVolatileQualified() const { |
6495 | return isLocalVolatileQualified() || |
6496 | getCommonPtr()->CanonicalType.isLocalVolatileQualified(); |
6497 | } |
6498 | |
6499 | inline bool QualType::hasQualifiers() const { |
6500 | return hasLocalQualifiers() || |
6501 | getCommonPtr()->CanonicalType.hasLocalQualifiers(); |
6502 | } |
6503 | |
6504 | inline QualType QualType::getUnqualifiedType() const { |
6505 | if (!getTypePtr()->getCanonicalTypeInternal().hasLocalQualifiers()) |
6506 | return QualType(getTypePtr(), 0); |
6507 | |
6508 | return QualType(getSplitUnqualifiedTypeImpl(*this).Ty, 0); |
6509 | } |
6510 | |
6511 | inline SplitQualType QualType::getSplitUnqualifiedType() const { |
6512 | if (!getTypePtr()->getCanonicalTypeInternal().hasLocalQualifiers()) |
6513 | return split(); |
6514 | |
6515 | return getSplitUnqualifiedTypeImpl(*this); |
6516 | } |
6517 | |
6518 | inline void QualType::removeLocalConst() { |
6519 | removeLocalFastQualifiers(Qualifiers::Const); |
6520 | } |
6521 | |
6522 | inline void QualType::removeLocalRestrict() { |
6523 | removeLocalFastQualifiers(Qualifiers::Restrict); |
6524 | } |
6525 | |
6526 | inline void QualType::removeLocalVolatile() { |
6527 | removeLocalFastQualifiers(Qualifiers::Volatile); |
6528 | } |
6529 | |
6530 | inline void QualType::removeLocalCVRQualifiers(unsigned Mask) { |
6531 | assert(!(Mask & ~Qualifiers::CVRMask) && "mask has non-CVR bits"); |
6532 | static_assert((int)Qualifiers::CVRMask == (int)Qualifiers::FastMask, |
6533 | "Fast bits differ from CVR bits!"); |
6534 | |
6535 | |
6536 | removeLocalFastQualifiers(Mask); |
6537 | } |
6538 | |
6539 | |
6540 | inline bool QualType::hasAddressSpace() const { |
6541 | return getQualifiers().hasAddressSpace(); |
6542 | } |
6543 | |
6544 | |
6545 | inline LangAS QualType::getAddressSpace() const { |
6546 | return getQualifiers().getAddressSpace(); |
6547 | } |
6548 | |
6549 | |
6550 | inline Qualifiers::GC QualType::getObjCGCAttr() const { |
6551 | return getQualifiers().getObjCGCAttr(); |
6552 | } |
6553 | |
6554 | inline bool QualType::hasNonTrivialToPrimitiveDefaultInitializeCUnion() const { |
6555 | if (auto *RD = getTypePtr()->getBaseElementTypeUnsafe()->getAsRecordDecl()) |
6556 | return hasNonTrivialToPrimitiveDefaultInitializeCUnion(RD); |
6557 | return false; |
6558 | } |
6559 | |
6560 | inline bool QualType::hasNonTrivialToPrimitiveDestructCUnion() const { |
6561 | if (auto *RD = getTypePtr()->getBaseElementTypeUnsafe()->getAsRecordDecl()) |
6562 | return hasNonTrivialToPrimitiveDestructCUnion(RD); |
6563 | return false; |
6564 | } |
6565 | |
6566 | inline bool QualType::hasNonTrivialToPrimitiveCopyCUnion() const { |
6567 | if (auto *RD = getTypePtr()->getBaseElementTypeUnsafe()->getAsRecordDecl()) |
6568 | return hasNonTrivialToPrimitiveCopyCUnion(RD); |
6569 | return false; |
6570 | } |
6571 | |
6572 | inline FunctionType::ExtInfo getFunctionExtInfo(const Type &t) { |
6573 | if (const auto *PT = t.getAs<PointerType>()) { |
6574 | if (const auto *FT = PT->getPointeeType()->getAs<FunctionType>()) |
6575 | return FT->getExtInfo(); |
6576 | } else if (const auto *FT = t.getAs<FunctionType>()) |
6577 | return FT->getExtInfo(); |
6578 | |
6579 | return FunctionType::ExtInfo(); |
6580 | } |
6581 | |
6582 | inline FunctionType::ExtInfo getFunctionExtInfo(QualType t) { |
6583 | return getFunctionExtInfo(*t); |
6584 | } |
6585 | |
6586 | |
6587 | |
6588 | |
6589 | |
6590 | |
6591 | inline bool QualType::isMoreQualifiedThan(QualType other) const { |
6592 | Qualifiers MyQuals = getQualifiers(); |
6593 | Qualifiers OtherQuals = other.getQualifiers(); |
6594 | return (MyQuals != OtherQuals && MyQuals.compatiblyIncludes(OtherQuals)); |
6595 | } |
6596 | |
6597 | |
6598 | |
6599 | |
6600 | |
6601 | inline bool QualType::isAtLeastAsQualifiedAs(QualType other) const { |
6602 | Qualifiers OtherQuals = other.getQualifiers(); |
6603 | |
6604 | |
6605 | if (getUnqualifiedType()->isVoidType()) |
6606 | OtherQuals.removeUnaligned(); |
6607 | |
6608 | return getQualifiers().compatiblyIncludes(OtherQuals); |
6609 | } |
6610 | |
6611 | |
6612 | |
6613 | |
6614 | |
6615 | |
6616 | |
6617 | |
6618 | |
6619 | |
6620 | inline QualType QualType::getNonReferenceType() const { |
6621 | if (const auto *RefType = (*this)->getAs<ReferenceType>()) |
6622 | return RefType->getPointeeType(); |
6623 | else |
6624 | return *this; |
6625 | } |
6626 | |
6627 | inline bool QualType::isCForbiddenLValueType() const { |
6628 | return ((getTypePtr()->isVoidType() && !hasQualifiers()) || |
6629 | getTypePtr()->isFunctionType()); |
6630 | } |
6631 | |
6632 | |
6633 | |
6634 | |
6635 | inline bool Type::isFundamentalType() const { |
6636 | return isVoidType() || |
6637 | isNullPtrType() || |
6638 | |
6639 | |
6640 | (isArithmeticType() && !isEnumeralType()); |
6641 | } |
6642 | |
6643 | |
6644 | |
6645 | |
6646 | inline bool Type::isCompoundType() const { |
6647 | |
6648 | |
6649 | |
6650 | return isArrayType() || |
6651 | |
6652 | isFunctionType() || |
6653 | |
6654 | isPointerType() || |
6655 | |
6656 | isReferenceType() || |
6657 | |
6658 | isRecordType() || |
6659 | |
6660 | |
6661 | isUnionType() || |
6662 | |
6663 | isEnumeralType() || |
6664 | |
6665 | isMemberPointerType(); |
6666 | } |
6667 | |
6668 | inline bool Type::isFunctionType() const { |
6669 | return isa<FunctionType>(CanonicalType); |
6670 | } |
6671 | |
6672 | inline bool Type::isPointerType() const { |
6673 | return isa<PointerType>(CanonicalType); |
6674 | } |
6675 | |
6676 | inline bool Type::isAnyPointerType() const { |
6677 | return isPointerType() || isObjCObjectPointerType(); |
6678 | } |
6679 | |
6680 | inline bool Type::isBlockPointerType() const { |
6681 | return isa<BlockPointerType>(CanonicalType); |
6682 | } |
6683 | |
6684 | inline bool Type::isReferenceType() const { |
6685 | return isa<ReferenceType>(CanonicalType); |
6686 | } |
6687 | |
6688 | inline bool Type::isLValueReferenceType() const { |
6689 | return isa<LValueReferenceType>(CanonicalType); |
6690 | } |
6691 | |
6692 | inline bool Type::isRValueReferenceType() const { |
6693 | return isa<RValueReferenceType>(CanonicalType); |
6694 | } |
6695 | |
6696 | inline bool Type::isObjectPointerType() const { |
6697 | |
6698 | |
6699 | |
6700 | if (const auto *T = getAs<PointerType>()) |
6701 | return !T->getPointeeType()->isFunctionType(); |
6702 | else |
6703 | return false; |
6704 | } |
6705 | |
6706 | inline bool Type::isFunctionPointerType() const { |
6707 | if (const auto *T = getAs<PointerType>()) |
6708 | return T->getPointeeType()->isFunctionType(); |
6709 | else |
6710 | return false; |
6711 | } |
6712 | |
6713 | inline bool Type::isFunctionReferenceType() const { |
6714 | if (const auto *T = getAs<ReferenceType>()) |
6715 | return T->getPointeeType()->isFunctionType(); |
6716 | else |
6717 | return false; |
6718 | } |
6719 | |
6720 | inline bool Type::isMemberPointerType() const { |
6721 | return isa<MemberPointerType>(CanonicalType); |
6722 | } |
6723 | |
6724 | inline bool Type::isMemberFunctionPointerType() const { |
6725 | if (const auto *T = getAs<MemberPointerType>()) |
6726 | return T->isMemberFunctionPointer(); |
6727 | else |
6728 | return false; |
6729 | } |
6730 | |
6731 | inline bool Type::isMemberDataPointerType() const { |
6732 | if (const auto *T = getAs<MemberPointerType>()) |
6733 | return T->isMemberDataPointer(); |
6734 | else |
6735 | return false; |
6736 | } |
6737 | |
6738 | inline bool Type::isArrayType() const { |
6739 | return isa<ArrayType>(CanonicalType); |
6740 | } |
6741 | |
6742 | inline bool Type::isConstantArrayType() const { |
6743 | return isa<ConstantArrayType>(CanonicalType); |
6744 | } |
6745 | |
6746 | inline bool Type::isIncompleteArrayType() const { |
6747 | return isa<IncompleteArrayType>(CanonicalType); |
6748 | } |
6749 | |
6750 | inline bool Type::isVariableArrayType() const { |
6751 | return isa<VariableArrayType>(CanonicalType); |
6752 | } |
6753 | |
6754 | inline bool Type::isDependentSizedArrayType() const { |
6755 | return isa<DependentSizedArrayType>(CanonicalType); |
6756 | } |
6757 | |
6758 | inline bool Type::isBuiltinType() const { |
6759 | return isa<BuiltinType>(CanonicalType); |
6760 | } |
6761 | |
6762 | inline bool Type::isRecordType() const { |
6763 | return isa<RecordType>(CanonicalType); |
6764 | } |
6765 | |
6766 | inline bool Type::isEnumeralType() const { |
6767 | return isa<EnumType>(CanonicalType); |
6768 | } |
6769 | |
6770 | inline bool Type::isAnyComplexType() const { |
6771 | return isa<ComplexType>(CanonicalType); |
6772 | } |
6773 | |
6774 | inline bool Type::isVectorType() const { |
6775 | return isa<VectorType>(CanonicalType); |
6776 | } |
6777 | |
6778 | inline bool Type::isExtVectorType() const { |
6779 | return isa<ExtVectorType>(CanonicalType); |
6780 | } |
6781 | |
6782 | inline bool Type::isMatrixType() const { |
6783 | return isa<MatrixType>(CanonicalType); |
6784 | } |
6785 | |
6786 | inline bool Type::isConstantMatrixType() const { |
6787 | return isa<ConstantMatrixType>(CanonicalType); |
6788 | } |
6789 | |
6790 | inline bool Type::isDependentAddressSpaceType() const { |
6791 | return isa<DependentAddressSpaceType>(CanonicalType); |
6792 | } |
6793 | |
6794 | inline bool Type::isObjCObjectPointerType() const { |
6795 | return isa<ObjCObjectPointerType>(CanonicalType); |
6796 | } |
6797 | |
6798 | inline bool Type::isObjCObjectType() const { |
6799 | return isa<ObjCObjectType>(CanonicalType); |
6800 | } |
6801 | |
6802 | inline bool Type::isObjCObjectOrInterfaceType() const { |
6803 | return isa<ObjCInterfaceType>(CanonicalType) || |
6804 | isa<ObjCObjectType>(CanonicalType); |
6805 | } |
6806 | |
6807 | inline bool Type::isAtomicType() const { |
6808 | return isa<AtomicType>(CanonicalType); |
6809 | } |
6810 | |
6811 | inline bool Type::isUndeducedAutoType() const { |
6812 | return isa<AutoType>(CanonicalType); |
6813 | } |
6814 | |
6815 | inline bool Type::isObjCQualifiedIdType() const { |
6816 | if (const auto *OPT = getAs<ObjCObjectPointerType>()) |
6817 | return OPT->isObjCQualifiedIdType(); |
6818 | return false; |
6819 | } |
6820 | |
6821 | inline bool Type::isObjCQualifiedClassType() const { |
6822 | if (const auto *OPT = getAs<ObjCObjectPointerType>()) |
6823 | return OPT->isObjCQualifiedClassType(); |
6824 | return false; |
6825 | } |
6826 | |
6827 | inline bool Type::isObjCIdType() const { |
6828 | if (const auto *OPT = getAs<ObjCObjectPointerType>()) |
6829 | return OPT->isObjCIdType(); |
6830 | return false; |
6831 | } |
6832 | |
6833 | inline bool Type::isObjCClassType() const { |
6834 | if (const auto *OPT = getAs<ObjCObjectPointerType>()) |
6835 | return OPT->isObjCClassType(); |
6836 | return false; |
6837 | } |
6838 | |
6839 | inline bool Type::isObjCSelType() const { |
6840 | if (const auto *OPT = getAs<PointerType>()) |
6841 | return OPT->getPointeeType()->isSpecificBuiltinType(BuiltinType::ObjCSel); |
6842 | return false; |
6843 | } |
6844 | |
6845 | inline bool Type::isObjCBuiltinType() const { |
6846 | return isObjCIdType() || isObjCClassType() || isObjCSelType(); |
6847 | } |
6848 | |
6849 | inline bool Type::isDecltypeType() const { |
6850 | return isa<DecltypeType>(this); |
6851 | } |
6852 | |
6853 | #define IMAGE_TYPE(ImgType, Id, SingletonId, Access, Suffix) \ |
6854 | inline bool Type::is##Id##Type() const { \ |
6855 | return isSpecificBuiltinType(BuiltinType::Id); \ |
6856 | } |
6857 | #include "clang/Basic/OpenCLImageTypes.def" |
6858 | |
6859 | inline bool Type::isSamplerT() const { |
6860 | return isSpecificBuiltinType(BuiltinType::OCLSampler); |
6861 | } |
6862 | |
6863 | inline bool Type::isEventT() const { |
6864 | return isSpecificBuiltinType(BuiltinType::OCLEvent); |
6865 | } |
6866 | |
6867 | inline bool Type::isClkEventT() const { |
6868 | return isSpecificBuiltinType(BuiltinType::OCLClkEvent); |
6869 | } |
6870 | |
6871 | inline bool Type::isQueueT() const { |
6872 | return isSpecificBuiltinType(BuiltinType::OCLQueue); |
6873 | } |
6874 | |
6875 | inline bool Type::isReserveIDT() const { |
6876 | return isSpecificBuiltinType(BuiltinType::OCLReserveID); |
6877 | } |
6878 | |
6879 | inline bool Type::isImageType() const { |
6880 | #define IMAGE_TYPE(ImgType, Id, SingletonId, Access, Suffix) is##Id##Type() || |
6881 | return |
6882 | #include "clang/Basic/OpenCLImageTypes.def" |
6883 | false; |
6884 | } |
6885 | |
6886 | inline bool Type::isPipeType() const { |
6887 | return isa<PipeType>(CanonicalType); |
6888 | } |
6889 | |
6890 | inline bool Type::isExtIntType() const { |
6891 | return isa<ExtIntType>(CanonicalType); |
6892 | } |
6893 | |
6894 | #define EXT_OPAQUE_TYPE(ExtType, Id, Ext) \ |
6895 | inline bool Type::is##Id##Type() const { \ |
6896 | return isSpecificBuiltinType(BuiltinType::Id); \ |
6897 | } |
6898 | #include "clang/Basic/OpenCLExtensionTypes.def" |
6899 | |
6900 | inline bool Type::isOCLIntelSubgroupAVCType() const { |
6901 | #define INTEL_SUBGROUP_AVC_TYPE(ExtType, Id) \ |
6902 | isOCLIntelSubgroupAVC##Id##Type() || |
6903 | return |
6904 | #include "clang/Basic/OpenCLExtensionTypes.def" |
6905 | false; |
6906 | } |
6907 | |
6908 | inline bool Type::isOCLExtOpaqueType() const { |
6909 | #define EXT_OPAQUE_TYPE(ExtType, Id, Ext) is##Id##Type() || |
6910 | return |
6911 | #include "clang/Basic/OpenCLExtensionTypes.def" |
6912 | false; |
6913 | } |
6914 | |
6915 | inline bool Type::isOpenCLSpecificType() const { |
6916 | return isSamplerT() || isEventT() || isImageType() || isClkEventT() || |
6917 | isQueueT() || isReserveIDT() || isPipeType() || isOCLExtOpaqueType(); |
6918 | } |
6919 | |
6920 | inline bool Type::isTemplateTypeParmType() const { |
6921 | return isa<TemplateTypeParmType>(CanonicalType); |
6922 | } |
6923 | |
6924 | inline bool Type::isSpecificBuiltinType(unsigned K) const { |
6925 | if (const BuiltinType *BT = getAs<BuiltinType>()) { |
6926 | return BT->getKind() == static_cast<BuiltinType::Kind>(K); |
6927 | } |
6928 | return false; |
6929 | } |
6930 | |
6931 | inline bool Type::isPlaceholderType() const { |
6932 | if (const auto *BT = dyn_cast<BuiltinType>(this)) |
6933 | return BT->isPlaceholderType(); |
6934 | return false; |
6935 | } |
6936 | |
6937 | inline const BuiltinType *Type::getAsPlaceholderType() const { |
6938 | if (const auto *BT = dyn_cast<BuiltinType>(this)) |
6939 | if (BT->isPlaceholderType()) |
6940 | return BT; |
6941 | return nullptr; |
6942 | } |
6943 | |
6944 | inline bool Type::isSpecificPlaceholderType(unsigned K) const { |
6945 | assert(BuiltinType::isPlaceholderTypeKind((BuiltinType::Kind) K)); |
6946 | return isSpecificBuiltinType(K); |
6947 | } |
6948 | |
6949 | inline bool Type::isNonOverloadPlaceholderType() const { |
6950 | if (const auto *BT = dyn_cast<BuiltinType>(this)) |
6951 | return BT->isNonOverloadPlaceholderType(); |
6952 | return false; |
6953 | } |
6954 | |
6955 | inline bool Type::isVoidType() const { |
6956 | return isSpecificBuiltinType(BuiltinType::Void); |
6957 | } |
6958 | |
6959 | inline bool Type::isHalfType() const { |
6960 | |
6961 | return isSpecificBuiltinType(BuiltinType::Half); |
6962 | } |
6963 | |
6964 | inline bool Type::isFloat16Type() const { |
6965 | return isSpecificBuiltinType(BuiltinType::Float16); |
6966 | } |
6967 | |
6968 | inline bool Type::isBFloat16Type() const { |
6969 | return isSpecificBuiltinType(BuiltinType::BFloat16); |
6970 | } |
6971 | |
6972 | inline bool Type::isFloat128Type() const { |
6973 | return isSpecificBuiltinType(BuiltinType::Float128); |
6974 | } |
6975 | |
6976 | inline bool Type::isNullPtrType() const { |
6977 | return isSpecificBuiltinType(BuiltinType::NullPtr); |
6978 | } |
6979 | |
6980 | bool IsEnumDeclComplete(EnumDecl *); |
6981 | bool IsEnumDeclScoped(EnumDecl *); |
6982 | |
6983 | inline bool Type::isIntegerType() const { |
6984 | if (const auto *BT = dyn_cast<BuiltinType>(CanonicalType)) |
6985 | return BT->getKind() >= BuiltinType::Bool && |
6986 | BT->getKind() <= BuiltinType::Int128; |
6987 | if (const EnumType *ET = dyn_cast<EnumType>(CanonicalType)) { |
6988 | |
6989 | |
6990 | return IsEnumDeclComplete(ET->getDecl()) && |
6991 | !IsEnumDeclScoped(ET->getDecl()); |
6992 | } |
6993 | return isExtIntType(); |
6994 | } |
6995 | |
6996 | inline bool Type::isFixedPointType() const { |
6997 | if (const auto *BT = dyn_cast<BuiltinType>(CanonicalType)) { |
6998 | return BT->getKind() >= BuiltinType::ShortAccum && |
6999 | BT->getKind() <= BuiltinType::SatULongFract; |
7000 | } |
7001 | return false; |
7002 | } |
7003 | |
7004 | inline bool Type::isFixedPointOrIntegerType() const { |
7005 | return isFixedPointType() || isIntegerType(); |
7006 | } |
7007 | |
7008 | inline bool Type::isSaturatedFixedPointType() const { |
7009 | if (const auto *BT = dyn_cast<BuiltinType>(CanonicalType)) { |
7010 | return BT->getKind() >= BuiltinType::SatShortAccum && |
7011 | BT->getKind() <= BuiltinType::SatULongFract; |
7012 | } |
7013 | return false; |
7014 | } |
7015 | |
7016 | inline bool Type::isUnsaturatedFixedPointType() const { |
7017 | return isFixedPointType() && !isSaturatedFixedPointType(); |
7018 | } |
7019 | |
7020 | inline bool Type::isSignedFixedPointType() const { |
7021 | if (const auto *BT = dyn_cast<BuiltinType>(CanonicalType)) { |
7022 | return ((BT->getKind() >= BuiltinType::ShortAccum && |
7023 | BT->getKind() <= BuiltinType::LongAccum) || |
7024 | (BT->getKind() >= BuiltinType::ShortFract && |
7025 | BT->getKind() <= BuiltinType::LongFract) || |
7026 | (BT->getKind() >= BuiltinType::SatShortAccum && |
7027 | BT->getKind() <= BuiltinType::SatLongAccum) || |
7028 | (BT->getKind() >= BuiltinType::SatShortFract && |
7029 | BT->getKind() <= BuiltinType::SatLongFract)); |
7030 | } |
7031 | return false; |
7032 | } |
7033 | |
7034 | inline bool Type::isUnsignedFixedPointType() const { |
7035 | return isFixedPointType() && !isSignedFixedPointType(); |
7036 | } |
7037 | |
7038 | inline bool Type::isScalarType() const { |
7039 | if (const auto *BT = dyn_cast<BuiltinType>(CanonicalType)) |
7040 | return BT->getKind() > BuiltinType::Void && |
7041 | BT->getKind() <= BuiltinType::NullPtr; |
7042 | if (const EnumType *ET = dyn_cast<EnumType>(CanonicalType)) |
7043 | |
7044 | |
7045 | return IsEnumDeclComplete(ET->getDecl()); |
7046 | return isa<PointerType>(CanonicalType) || |
7047 | isa<BlockPointerType>(CanonicalType) || |
7048 | isa<MemberPointerType>(CanonicalType) || |
7049 | isa<ComplexType>(CanonicalType) || |
7050 | isa<ObjCObjectPointerType>(CanonicalType) || |
7051 | isExtIntType(); |
7052 | } |
7053 | |
7054 | inline bool Type::isIntegralOrEnumerationType() const { |
7055 | if (const auto *BT = dyn_cast<BuiltinType>(CanonicalType)) |
7056 | return BT->getKind() >= BuiltinType::Bool && |
7057 | BT->getKind() <= BuiltinType::Int128; |
7058 | |
7059 | |
7060 | |
7061 | if (const auto *ET = dyn_cast<EnumType>(CanonicalType)) |
7062 | return IsEnumDeclComplete(ET->getDecl()); |
7063 | |
7064 | return isExtIntType(); |
7065 | } |
7066 | |
7067 | inline bool Type::isBooleanType() const { |
7068 | if (const auto *BT = dyn_cast<BuiltinType>(CanonicalType)) |
7069 | return BT->getKind() == BuiltinType::Bool; |
7070 | return false; |
7071 | } |
7072 | |
7073 | inline bool Type::isUndeducedType() const { |
7074 | auto *DT = getContainedDeducedType(); |
7075 | return DT && !DT->isDeduced(); |
7076 | } |
7077 | |
7078 | |
7079 | |
7080 | inline bool Type::isOverloadableType() const { |
7081 | return isDependentType() || isRecordType() || isEnumeralType(); |
7082 | } |
7083 | |
7084 | |
7085 | inline bool Type::isTypedefNameType() const { |
7086 | if (getAs<TypedefType>()) |
7087 | return true; |
7088 | if (auto *TST = getAs<TemplateSpecializationType>()) |
7089 | return TST->isTypeAlias(); |
7090 | return false; |
7091 | } |
7092 | |
7093 | |
7094 | inline bool Type::canDecayToPointerType() const { |
7095 | return isFunctionType() || isArrayType(); |
7096 | } |
7097 | |
7098 | inline bool Type::hasPointerRepresentation() const { |
7099 | return (isPointerType() || isReferenceType() || isBlockPointerType() || |
7100 | isObjCObjectPointerType() || isNullPtrType()); |
7101 | } |
7102 | |
7103 | inline bool Type::hasObjCPointerRepresentation() const { |
7104 | return isObjCObjectPointerType(); |
7105 | } |
7106 | |
7107 | inline const Type *Type::getBaseElementTypeUnsafe() const { |
7108 | const Type *type = this; |
7109 | while (const ArrayType *arrayType = type->getAsArrayTypeUnsafe()) |
7110 | type = arrayType->getElementType().getTypePtr(); |
7111 | return type; |
7112 | } |
7113 | |
7114 | inline const Type *Type::getPointeeOrArrayElementType() const { |
7115 | const Type *type = this; |
7116 | if (type->isAnyPointerType()) |
7117 | return type->getPointeeType().getTypePtr(); |
7118 | else if (type->isArrayType()) |
7119 | return type->getBaseElementTypeUnsafe(); |
7120 | return type; |
7121 | } |
7122 | |
7123 | |
7124 | inline const StreamingDiagnostic &operator<<(const StreamingDiagnostic &PD, |
7125 | LangAS AS) { |
7126 | PD.AddTaggedVal(static_cast<std::underlying_type_t<LangAS>>(AS), |
7127 | DiagnosticsEngine::ArgumentKind::ak_addrspace); |
7128 | return PD; |
7129 | } |
7130 | |
7131 | |
7132 | |
7133 | inline const StreamingDiagnostic &operator<<(const StreamingDiagnostic &PD, |
7134 | Qualifiers Q) { |
7135 | PD.AddTaggedVal(Q.getAsOpaqueValue(), |
7136 | DiagnosticsEngine::ArgumentKind::ak_qual); |
7137 | return PD; |
7138 | } |
7139 | |
7140 | |
7141 | |
7142 | inline const StreamingDiagnostic &operator<<(const StreamingDiagnostic &PD, |
7143 | QualType T) { |
7144 | PD.AddTaggedVal(reinterpret_cast<intptr_t>(T.getAsOpaquePtr()), |
7145 | DiagnosticsEngine::ak_qualtype); |
7146 | return PD; |
7147 | } |
7148 | |
7149 | |
7150 | |
7151 | template <typename T> |
7152 | using TypeIsArrayType = |
7153 | std::integral_constant<bool, std::is_same<T, ArrayType>::value || |
7154 | std::is_base_of<ArrayType, T>::value>; |
7155 | |
7156 | |
7157 | template <typename T> const T *Type::getAs() const { |
7158 | static_assert(!TypeIsArrayType<T>::value, |
7159 | "ArrayType cannot be used with getAs!"); |
7160 | |
7161 | |
7162 | if (const auto *Ty = dyn_cast<T>(this)) |
7163 | return Ty; |
7164 | |
7165 | |
7166 | if (!isa<T>(CanonicalType)) |
7167 | return nullptr; |
7168 | |
7169 | |
7170 | |
7171 | return cast<T>(getUnqualifiedDesugaredType()); |
7172 | } |
7173 | |
7174 | template <typename T> const T *Type::getAsAdjusted() const { |
7175 | static_assert(!TypeIsArrayType<T>::value, "ArrayType cannot be used with getAsAdjusted!"); |
7176 | |
7177 | |
7178 | if (const auto *Ty = dyn_cast<T>(this)) |
7179 | return Ty; |
7180 | |
7181 | |
7182 | if (!isa<T>(CanonicalType)) |
7183 | return nullptr; |
7184 | |
7185 | |
7186 | |
7187 | const Type *Ty = this; |
7188 | while (Ty) { |
7189 | if (const auto *A = dyn_cast<AttributedType>(Ty)) |
7190 | Ty = A->getModifiedType().getTypePtr(); |
7191 | else if (const auto *E = dyn_cast<ElaboratedType>(Ty)) |
7192 | Ty = E->desugar().getTypePtr(); |
7193 | else if (const auto *P = dyn_cast<ParenType>(Ty)) |
7194 | Ty = P->desugar().getTypePtr(); |
7195 | else if (const auto *A = dyn_cast<AdjustedType>(Ty)) |
7196 | Ty = A->desugar().getTypePtr(); |
7197 | else if (const auto *M = dyn_cast<MacroQualifiedType>(Ty)) |
7198 | Ty = M->desugar().getTypePtr(); |
7199 | else |
7200 | break; |
7201 | } |
7202 | |
7203 | |
7204 | |
7205 | return dyn_cast<T>(Ty); |
7206 | } |
7207 | |
7208 | inline const ArrayType *Type::getAsArrayTypeUnsafe() const { |
7209 | |
7210 | if (const auto *arr = dyn_cast<ArrayType>(this)) |
7211 | return arr; |
7212 | |
7213 | |
7214 | if (!isa<ArrayType>(CanonicalType)) |
7215 | return nullptr; |
7216 | |
7217 | |
7218 | |
7219 | return cast<ArrayType>(getUnqualifiedDesugaredType()); |
7220 | } |
7221 | |
7222 | template <typename T> const T *Type::castAs() const { |
7223 | static_assert(!TypeIsArrayType<T>::value, |
7224 | "ArrayType cannot be used with castAs!"); |
7225 | |
7226 | if (const auto *ty = dyn_cast<T>(this)) return ty; |
7227 | assert(isa<T>(CanonicalType)); |
7228 | return cast<T>(getUnqualifiedDesugaredType()); |
7229 | } |
7230 | |
7231 | inline const ArrayType *Type::castAsArrayTypeUnsafe() const { |
7232 | assert(isa<ArrayType>(CanonicalType)); |
7233 | if (const auto *arr = dyn_cast<ArrayType>(this)) return arr; |
7234 | return cast<ArrayType>(getUnqualifiedDesugaredType()); |
7235 | } |
7236 | |
7237 | DecayedType::DecayedType(QualType OriginalType, QualType DecayedPtr, |
7238 | QualType CanonicalPtr) |
7239 | : AdjustedType(Decayed, OriginalType, DecayedPtr, CanonicalPtr) { |
7240 | #ifndef NDEBUG |
7241 | QualType Adjusted = getAdjustedType(); |
7242 | (void)AttributedType::stripOuterNullability(Adjusted); |
7243 | assert(isa<PointerType>(Adjusted)); |
7244 | #endif |
7245 | } |
7246 | |
7247 | QualType DecayedType::getPointeeType() const { |
7248 | QualType Decayed = getDecayedType(); |
7249 | (void)AttributedType::stripOuterNullability(Decayed); |
7250 | return cast<PointerType>(Decayed)->getPointeeType(); |
7251 | } |
7252 | |
7253 | |
7254 | |
7255 | |
7256 | |
7257 | void FixedPointValueToString(SmallVectorImpl<char> &Str, llvm::APSInt Val, |
7258 | unsigned Scale); |
7259 | |
7260 | } |
7261 | |
7262 | #endif // LLVM_CLANG_AST_TYPE_H |