File: | clang/lib/Serialization/ASTWriter.cpp |
Warning: | line 1795, column 7 Potential memory leak |
Press '?' to see keyboard shortcuts
Keyboard shortcuts:
1 | //===- ASTWriter.cpp - AST File Writer ------------------------------------===// | |||
2 | // | |||
3 | // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. | |||
4 | // See https://llvm.org/LICENSE.txt for license information. | |||
5 | // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception | |||
6 | // | |||
7 | //===----------------------------------------------------------------------===// | |||
8 | // | |||
9 | // This file defines the ASTWriter class, which writes AST files. | |||
10 | // | |||
11 | //===----------------------------------------------------------------------===// | |||
12 | ||||
13 | #include "clang/AST/OpenMPClause.h" | |||
14 | #include "clang/Serialization/ASTRecordWriter.h" | |||
15 | #include "ASTCommon.h" | |||
16 | #include "ASTReaderInternals.h" | |||
17 | #include "MultiOnDiskHashTable.h" | |||
18 | #include "clang/AST/AbstractTypeWriter.h" | |||
19 | #include "clang/AST/ASTContext.h" | |||
20 | #include "clang/AST/ASTUnresolvedSet.h" | |||
21 | #include "clang/AST/Attr.h" | |||
22 | #include "clang/AST/Decl.h" | |||
23 | #include "clang/AST/DeclBase.h" | |||
24 | #include "clang/AST/DeclCXX.h" | |||
25 | #include "clang/AST/DeclContextInternals.h" | |||
26 | #include "clang/AST/DeclFriend.h" | |||
27 | #include "clang/AST/DeclObjC.h" | |||
28 | #include "clang/AST/DeclTemplate.h" | |||
29 | #include "clang/AST/DeclarationName.h" | |||
30 | #include "clang/AST/Expr.h" | |||
31 | #include "clang/AST/ExprCXX.h" | |||
32 | #include "clang/AST/LambdaCapture.h" | |||
33 | #include "clang/AST/NestedNameSpecifier.h" | |||
34 | #include "clang/AST/RawCommentList.h" | |||
35 | #include "clang/AST/TemplateName.h" | |||
36 | #include "clang/AST/Type.h" | |||
37 | #include "clang/AST/TypeLocVisitor.h" | |||
38 | #include "clang/Basic/Diagnostic.h" | |||
39 | #include "clang/Basic/DiagnosticOptions.h" | |||
40 | #include "clang/Basic/FileManager.h" | |||
41 | #include "clang/Basic/FileSystemOptions.h" | |||
42 | #include "clang/Basic/IdentifierTable.h" | |||
43 | #include "clang/Basic/LLVM.h" | |||
44 | #include "clang/Basic/Lambda.h" | |||
45 | #include "clang/Basic/LangOptions.h" | |||
46 | #include "clang/Basic/Module.h" | |||
47 | #include "clang/Basic/ObjCRuntime.h" | |||
48 | #include "clang/Basic/OpenCLOptions.h" | |||
49 | #include "clang/Basic/SourceLocation.h" | |||
50 | #include "clang/Basic/SourceManager.h" | |||
51 | #include "clang/Basic/SourceManagerInternals.h" | |||
52 | #include "clang/Basic/Specifiers.h" | |||
53 | #include "clang/Basic/TargetInfo.h" | |||
54 | #include "clang/Basic/TargetOptions.h" | |||
55 | #include "clang/Basic/Version.h" | |||
56 | #include "clang/Lex/HeaderSearch.h" | |||
57 | #include "clang/Lex/HeaderSearchOptions.h" | |||
58 | #include "clang/Lex/MacroInfo.h" | |||
59 | #include "clang/Lex/ModuleMap.h" | |||
60 | #include "clang/Lex/PreprocessingRecord.h" | |||
61 | #include "clang/Lex/Preprocessor.h" | |||
62 | #include "clang/Lex/PreprocessorOptions.h" | |||
63 | #include "clang/Lex/Token.h" | |||
64 | #include "clang/Sema/IdentifierResolver.h" | |||
65 | #include "clang/Sema/ObjCMethodList.h" | |||
66 | #include "clang/Sema/Sema.h" | |||
67 | #include "clang/Sema/Weak.h" | |||
68 | #include "clang/Serialization/ASTReader.h" | |||
69 | #include "clang/Serialization/InMemoryModuleCache.h" | |||
70 | #include "clang/Serialization/ModuleFile.h" | |||
71 | #include "clang/Serialization/ModuleFileExtension.h" | |||
72 | #include "clang/Serialization/SerializationDiagnostic.h" | |||
73 | #include "llvm/ADT/APFloat.h" | |||
74 | #include "llvm/ADT/APInt.h" | |||
75 | #include "llvm/ADT/APSInt.h" | |||
76 | #include "llvm/ADT/ArrayRef.h" | |||
77 | #include "llvm/ADT/DenseMap.h" | |||
78 | #include "llvm/ADT/Hashing.h" | |||
79 | #include "llvm/ADT/Optional.h" | |||
80 | #include "llvm/ADT/PointerIntPair.h" | |||
81 | #include "llvm/ADT/STLExtras.h" | |||
82 | #include "llvm/ADT/ScopeExit.h" | |||
83 | #include "llvm/ADT/SmallSet.h" | |||
84 | #include "llvm/ADT/SmallString.h" | |||
85 | #include "llvm/ADT/SmallVector.h" | |||
86 | #include "llvm/ADT/StringMap.h" | |||
87 | #include "llvm/ADT/StringRef.h" | |||
88 | #include "llvm/Bitstream/BitCodes.h" | |||
89 | #include "llvm/Bitstream/BitstreamWriter.h" | |||
90 | #include "llvm/Support/Casting.h" | |||
91 | #include "llvm/Support/Compression.h" | |||
92 | #include "llvm/Support/DJB.h" | |||
93 | #include "llvm/Support/Endian.h" | |||
94 | #include "llvm/Support/EndianStream.h" | |||
95 | #include "llvm/Support/Error.h" | |||
96 | #include "llvm/Support/ErrorHandling.h" | |||
97 | #include "llvm/Support/MemoryBuffer.h" | |||
98 | #include "llvm/Support/OnDiskHashTable.h" | |||
99 | #include "llvm/Support/Path.h" | |||
100 | #include "llvm/Support/SHA1.h" | |||
101 | #include "llvm/Support/VersionTuple.h" | |||
102 | #include "llvm/Support/raw_ostream.h" | |||
103 | #include <algorithm> | |||
104 | #include <cassert> | |||
105 | #include <cstdint> | |||
106 | #include <cstdlib> | |||
107 | #include <cstring> | |||
108 | #include <ctime> | |||
109 | #include <deque> | |||
110 | #include <limits> | |||
111 | #include <memory> | |||
112 | #include <queue> | |||
113 | #include <tuple> | |||
114 | #include <utility> | |||
115 | #include <vector> | |||
116 | ||||
117 | using namespace clang; | |||
118 | using namespace clang::serialization; | |||
119 | ||||
120 | template <typename T, typename Allocator> | |||
121 | static StringRef bytes(const std::vector<T, Allocator> &v) { | |||
122 | if (v.empty()) return StringRef(); | |||
123 | return StringRef(reinterpret_cast<const char*>(&v[0]), | |||
124 | sizeof(T) * v.size()); | |||
125 | } | |||
126 | ||||
127 | template <typename T> | |||
128 | static StringRef bytes(const SmallVectorImpl<T> &v) { | |||
129 | return StringRef(reinterpret_cast<const char*>(v.data()), | |||
130 | sizeof(T) * v.size()); | |||
131 | } | |||
132 | ||||
133 | //===----------------------------------------------------------------------===// | |||
134 | // Type serialization | |||
135 | //===----------------------------------------------------------------------===// | |||
136 | ||||
137 | static TypeCode getTypeCodeForTypeClass(Type::TypeClass id) { | |||
138 | switch (id) { | |||
139 | #define TYPE_BIT_CODE(CLASS_ID, CODE_ID, CODE_VALUE) \ | |||
140 | case Type::CLASS_ID: return TYPE_##CODE_ID; | |||
141 | #include "clang/Serialization/TypeBitCodes.def" | |||
142 | case Type::Builtin: | |||
143 | llvm_unreachable("shouldn't be serializing a builtin type this way")::llvm::llvm_unreachable_internal("shouldn't be serializing a builtin type this way" , "/build/llvm-toolchain-snapshot-11~++20200309111110+2c36c23f347/clang/lib/Serialization/ASTWriter.cpp" , 143); | |||
144 | } | |||
145 | llvm_unreachable("bad type kind")::llvm::llvm_unreachable_internal("bad type kind", "/build/llvm-toolchain-snapshot-11~++20200309111110+2c36c23f347/clang/lib/Serialization/ASTWriter.cpp" , 145); | |||
146 | } | |||
147 | ||||
148 | namespace { | |||
149 | ||||
150 | class ASTTypeWriter { | |||
151 | ASTWriter &Writer; | |||
152 | ASTWriter::RecordData Record; | |||
153 | ASTRecordWriter BasicWriter; | |||
154 | ||||
155 | public: | |||
156 | ASTTypeWriter(ASTWriter &Writer) | |||
157 | : Writer(Writer), BasicWriter(Writer, Record) {} | |||
158 | ||||
159 | uint64_t write(QualType T) { | |||
160 | if (T.hasLocalNonFastQualifiers()) { | |||
161 | Qualifiers Qs = T.getLocalQualifiers(); | |||
162 | BasicWriter.writeQualType(T.getLocalUnqualifiedType()); | |||
163 | BasicWriter.writeQualifiers(Qs); | |||
164 | return BasicWriter.Emit(TYPE_EXT_QUAL, Writer.getTypeExtQualAbbrev()); | |||
165 | } | |||
166 | ||||
167 | const Type *typePtr = T.getTypePtr(); | |||
168 | serialization::AbstractTypeWriter<ASTRecordWriter> atw(BasicWriter); | |||
169 | atw.write(typePtr); | |||
170 | return BasicWriter.Emit(getTypeCodeForTypeClass(typePtr->getTypeClass()), | |||
171 | /*abbrev*/ 0); | |||
172 | } | |||
173 | }; | |||
174 | ||||
175 | class TypeLocWriter : public TypeLocVisitor<TypeLocWriter> { | |||
176 | ASTRecordWriter &Record; | |||
177 | ||||
178 | public: | |||
179 | TypeLocWriter(ASTRecordWriter &Record) : Record(Record) {} | |||
180 | ||||
181 | #define ABSTRACT_TYPELOC(CLASS, PARENT) | |||
182 | #define TYPELOC(CLASS, PARENT) \ | |||
183 | void Visit##CLASS##TypeLoc(CLASS##TypeLoc TyLoc); | |||
184 | #include "clang/AST/TypeLocNodes.def" | |||
185 | ||||
186 | void VisitArrayTypeLoc(ArrayTypeLoc TyLoc); | |||
187 | void VisitFunctionTypeLoc(FunctionTypeLoc TyLoc); | |||
188 | }; | |||
189 | ||||
190 | } // namespace | |||
191 | ||||
192 | void TypeLocWriter::VisitQualifiedTypeLoc(QualifiedTypeLoc TL) { | |||
193 | // nothing to do | |||
194 | } | |||
195 | ||||
196 | void TypeLocWriter::VisitBuiltinTypeLoc(BuiltinTypeLoc TL) { | |||
197 | Record.AddSourceLocation(TL.getBuiltinLoc()); | |||
198 | if (TL.needsExtraLocalData()) { | |||
199 | Record.push_back(TL.getWrittenTypeSpec()); | |||
200 | Record.push_back(TL.getWrittenSignSpec()); | |||
201 | Record.push_back(TL.getWrittenWidthSpec()); | |||
202 | Record.push_back(TL.hasModeAttr()); | |||
203 | } | |||
204 | } | |||
205 | ||||
206 | void TypeLocWriter::VisitComplexTypeLoc(ComplexTypeLoc TL) { | |||
207 | Record.AddSourceLocation(TL.getNameLoc()); | |||
208 | } | |||
209 | ||||
210 | void TypeLocWriter::VisitPointerTypeLoc(PointerTypeLoc TL) { | |||
211 | Record.AddSourceLocation(TL.getStarLoc()); | |||
212 | } | |||
213 | ||||
214 | void TypeLocWriter::VisitDecayedTypeLoc(DecayedTypeLoc TL) { | |||
215 | // nothing to do | |||
216 | } | |||
217 | ||||
218 | void TypeLocWriter::VisitAdjustedTypeLoc(AdjustedTypeLoc TL) { | |||
219 | // nothing to do | |||
220 | } | |||
221 | ||||
222 | void TypeLocWriter::VisitBlockPointerTypeLoc(BlockPointerTypeLoc TL) { | |||
223 | Record.AddSourceLocation(TL.getCaretLoc()); | |||
224 | } | |||
225 | ||||
226 | void TypeLocWriter::VisitLValueReferenceTypeLoc(LValueReferenceTypeLoc TL) { | |||
227 | Record.AddSourceLocation(TL.getAmpLoc()); | |||
228 | } | |||
229 | ||||
230 | void TypeLocWriter::VisitRValueReferenceTypeLoc(RValueReferenceTypeLoc TL) { | |||
231 | Record.AddSourceLocation(TL.getAmpAmpLoc()); | |||
232 | } | |||
233 | ||||
234 | void TypeLocWriter::VisitMemberPointerTypeLoc(MemberPointerTypeLoc TL) { | |||
235 | Record.AddSourceLocation(TL.getStarLoc()); | |||
236 | Record.AddTypeSourceInfo(TL.getClassTInfo()); | |||
237 | } | |||
238 | ||||
239 | void TypeLocWriter::VisitArrayTypeLoc(ArrayTypeLoc TL) { | |||
240 | Record.AddSourceLocation(TL.getLBracketLoc()); | |||
241 | Record.AddSourceLocation(TL.getRBracketLoc()); | |||
242 | Record.push_back(TL.getSizeExpr() ? 1 : 0); | |||
243 | if (TL.getSizeExpr()) | |||
244 | Record.AddStmt(TL.getSizeExpr()); | |||
245 | } | |||
246 | ||||
247 | void TypeLocWriter::VisitConstantArrayTypeLoc(ConstantArrayTypeLoc TL) { | |||
248 | VisitArrayTypeLoc(TL); | |||
249 | } | |||
250 | ||||
251 | void TypeLocWriter::VisitIncompleteArrayTypeLoc(IncompleteArrayTypeLoc TL) { | |||
252 | VisitArrayTypeLoc(TL); | |||
253 | } | |||
254 | ||||
255 | void TypeLocWriter::VisitVariableArrayTypeLoc(VariableArrayTypeLoc TL) { | |||
256 | VisitArrayTypeLoc(TL); | |||
257 | } | |||
258 | ||||
259 | void TypeLocWriter::VisitDependentSizedArrayTypeLoc( | |||
260 | DependentSizedArrayTypeLoc TL) { | |||
261 | VisitArrayTypeLoc(TL); | |||
262 | } | |||
263 | ||||
264 | void TypeLocWriter::VisitDependentAddressSpaceTypeLoc( | |||
265 | DependentAddressSpaceTypeLoc TL) { | |||
266 | Record.AddSourceLocation(TL.getAttrNameLoc()); | |||
267 | SourceRange range = TL.getAttrOperandParensRange(); | |||
268 | Record.AddSourceLocation(range.getBegin()); | |||
269 | Record.AddSourceLocation(range.getEnd()); | |||
270 | Record.AddStmt(TL.getAttrExprOperand()); | |||
271 | } | |||
272 | ||||
273 | void TypeLocWriter::VisitDependentSizedExtVectorTypeLoc( | |||
274 | DependentSizedExtVectorTypeLoc TL) { | |||
275 | Record.AddSourceLocation(TL.getNameLoc()); | |||
276 | } | |||
277 | ||||
278 | void TypeLocWriter::VisitVectorTypeLoc(VectorTypeLoc TL) { | |||
279 | Record.AddSourceLocation(TL.getNameLoc()); | |||
280 | } | |||
281 | ||||
282 | void TypeLocWriter::VisitDependentVectorTypeLoc( | |||
283 | DependentVectorTypeLoc TL) { | |||
284 | Record.AddSourceLocation(TL.getNameLoc()); | |||
285 | } | |||
286 | ||||
287 | void TypeLocWriter::VisitExtVectorTypeLoc(ExtVectorTypeLoc TL) { | |||
288 | Record.AddSourceLocation(TL.getNameLoc()); | |||
289 | } | |||
290 | ||||
291 | void TypeLocWriter::VisitFunctionTypeLoc(FunctionTypeLoc TL) { | |||
292 | Record.AddSourceLocation(TL.getLocalRangeBegin()); | |||
293 | Record.AddSourceLocation(TL.getLParenLoc()); | |||
294 | Record.AddSourceLocation(TL.getRParenLoc()); | |||
295 | Record.AddSourceRange(TL.getExceptionSpecRange()); | |||
296 | Record.AddSourceLocation(TL.getLocalRangeEnd()); | |||
297 | for (unsigned i = 0, e = TL.getNumParams(); i != e; ++i) | |||
298 | Record.AddDeclRef(TL.getParam(i)); | |||
299 | } | |||
300 | ||||
301 | void TypeLocWriter::VisitFunctionProtoTypeLoc(FunctionProtoTypeLoc TL) { | |||
302 | VisitFunctionTypeLoc(TL); | |||
303 | } | |||
304 | ||||
305 | void TypeLocWriter::VisitFunctionNoProtoTypeLoc(FunctionNoProtoTypeLoc TL) { | |||
306 | VisitFunctionTypeLoc(TL); | |||
307 | } | |||
308 | ||||
309 | void TypeLocWriter::VisitUnresolvedUsingTypeLoc(UnresolvedUsingTypeLoc TL) { | |||
310 | Record.AddSourceLocation(TL.getNameLoc()); | |||
311 | } | |||
312 | ||||
313 | void TypeLocWriter::VisitTypedefTypeLoc(TypedefTypeLoc TL) { | |||
314 | Record.AddSourceLocation(TL.getNameLoc()); | |||
315 | } | |||
316 | ||||
317 | void TypeLocWriter::VisitObjCTypeParamTypeLoc(ObjCTypeParamTypeLoc TL) { | |||
318 | if (TL.getNumProtocols()) { | |||
319 | Record.AddSourceLocation(TL.getProtocolLAngleLoc()); | |||
320 | Record.AddSourceLocation(TL.getProtocolRAngleLoc()); | |||
321 | } | |||
322 | for (unsigned i = 0, e = TL.getNumProtocols(); i != e; ++i) | |||
323 | Record.AddSourceLocation(TL.getProtocolLoc(i)); | |||
324 | } | |||
325 | ||||
326 | void TypeLocWriter::VisitTypeOfExprTypeLoc(TypeOfExprTypeLoc TL) { | |||
327 | Record.AddSourceLocation(TL.getTypeofLoc()); | |||
328 | Record.AddSourceLocation(TL.getLParenLoc()); | |||
329 | Record.AddSourceLocation(TL.getRParenLoc()); | |||
330 | } | |||
331 | ||||
332 | void TypeLocWriter::VisitTypeOfTypeLoc(TypeOfTypeLoc TL) { | |||
333 | Record.AddSourceLocation(TL.getTypeofLoc()); | |||
334 | Record.AddSourceLocation(TL.getLParenLoc()); | |||
335 | Record.AddSourceLocation(TL.getRParenLoc()); | |||
336 | Record.AddTypeSourceInfo(TL.getUnderlyingTInfo()); | |||
337 | } | |||
338 | ||||
339 | void TypeLocWriter::VisitDecltypeTypeLoc(DecltypeTypeLoc TL) { | |||
340 | Record.AddSourceLocation(TL.getNameLoc()); | |||
341 | } | |||
342 | ||||
343 | void TypeLocWriter::VisitUnaryTransformTypeLoc(UnaryTransformTypeLoc TL) { | |||
344 | Record.AddSourceLocation(TL.getKWLoc()); | |||
345 | Record.AddSourceLocation(TL.getLParenLoc()); | |||
346 | Record.AddSourceLocation(TL.getRParenLoc()); | |||
347 | Record.AddTypeSourceInfo(TL.getUnderlyingTInfo()); | |||
348 | } | |||
349 | ||||
350 | void TypeLocWriter::VisitAutoTypeLoc(AutoTypeLoc TL) { | |||
351 | Record.AddSourceLocation(TL.getNameLoc()); | |||
352 | Record.push_back(TL.isConstrained()); | |||
353 | if (TL.isConstrained()) { | |||
354 | Record.AddNestedNameSpecifierLoc(TL.getNestedNameSpecifierLoc()); | |||
355 | Record.AddSourceLocation(TL.getTemplateKWLoc()); | |||
356 | Record.AddSourceLocation(TL.getConceptNameLoc()); | |||
357 | Record.AddDeclRef(TL.getFoundDecl()); | |||
358 | Record.AddSourceLocation(TL.getLAngleLoc()); | |||
359 | Record.AddSourceLocation(TL.getRAngleLoc()); | |||
360 | for (unsigned I = 0; I < TL.getNumArgs(); ++I) | |||
361 | Record.AddTemplateArgumentLocInfo(TL.getTypePtr()->getArg(I).getKind(), | |||
362 | TL.getArgLocInfo(I)); | |||
363 | } | |||
364 | } | |||
365 | ||||
366 | void TypeLocWriter::VisitDeducedTemplateSpecializationTypeLoc( | |||
367 | DeducedTemplateSpecializationTypeLoc TL) { | |||
368 | Record.AddSourceLocation(TL.getTemplateNameLoc()); | |||
369 | } | |||
370 | ||||
371 | void TypeLocWriter::VisitRecordTypeLoc(RecordTypeLoc TL) { | |||
372 | Record.AddSourceLocation(TL.getNameLoc()); | |||
373 | } | |||
374 | ||||
375 | void TypeLocWriter::VisitEnumTypeLoc(EnumTypeLoc TL) { | |||
376 | Record.AddSourceLocation(TL.getNameLoc()); | |||
377 | } | |||
378 | ||||
379 | void TypeLocWriter::VisitAttributedTypeLoc(AttributedTypeLoc TL) { | |||
380 | Record.AddAttr(TL.getAttr()); | |||
381 | } | |||
382 | ||||
383 | void TypeLocWriter::VisitTemplateTypeParmTypeLoc(TemplateTypeParmTypeLoc TL) { | |||
384 | Record.AddSourceLocation(TL.getNameLoc()); | |||
385 | } | |||
386 | ||||
387 | void TypeLocWriter::VisitSubstTemplateTypeParmTypeLoc( | |||
388 | SubstTemplateTypeParmTypeLoc TL) { | |||
389 | Record.AddSourceLocation(TL.getNameLoc()); | |||
390 | } | |||
391 | ||||
392 | void TypeLocWriter::VisitSubstTemplateTypeParmPackTypeLoc( | |||
393 | SubstTemplateTypeParmPackTypeLoc TL) { | |||
394 | Record.AddSourceLocation(TL.getNameLoc()); | |||
395 | } | |||
396 | ||||
397 | void TypeLocWriter::VisitTemplateSpecializationTypeLoc( | |||
398 | TemplateSpecializationTypeLoc TL) { | |||
399 | Record.AddSourceLocation(TL.getTemplateKeywordLoc()); | |||
400 | Record.AddSourceLocation(TL.getTemplateNameLoc()); | |||
401 | Record.AddSourceLocation(TL.getLAngleLoc()); | |||
402 | Record.AddSourceLocation(TL.getRAngleLoc()); | |||
403 | for (unsigned i = 0, e = TL.getNumArgs(); i != e; ++i) | |||
404 | Record.AddTemplateArgumentLocInfo(TL.getArgLoc(i).getArgument().getKind(), | |||
405 | TL.getArgLoc(i).getLocInfo()); | |||
406 | } | |||
407 | ||||
408 | void TypeLocWriter::VisitParenTypeLoc(ParenTypeLoc TL) { | |||
409 | Record.AddSourceLocation(TL.getLParenLoc()); | |||
410 | Record.AddSourceLocation(TL.getRParenLoc()); | |||
411 | } | |||
412 | ||||
413 | void TypeLocWriter::VisitMacroQualifiedTypeLoc(MacroQualifiedTypeLoc TL) { | |||
414 | Record.AddSourceLocation(TL.getExpansionLoc()); | |||
415 | } | |||
416 | ||||
417 | void TypeLocWriter::VisitElaboratedTypeLoc(ElaboratedTypeLoc TL) { | |||
418 | Record.AddSourceLocation(TL.getElaboratedKeywordLoc()); | |||
419 | Record.AddNestedNameSpecifierLoc(TL.getQualifierLoc()); | |||
420 | } | |||
421 | ||||
422 | void TypeLocWriter::VisitInjectedClassNameTypeLoc(InjectedClassNameTypeLoc TL) { | |||
423 | Record.AddSourceLocation(TL.getNameLoc()); | |||
424 | } | |||
425 | ||||
426 | void TypeLocWriter::VisitDependentNameTypeLoc(DependentNameTypeLoc TL) { | |||
427 | Record.AddSourceLocation(TL.getElaboratedKeywordLoc()); | |||
428 | Record.AddNestedNameSpecifierLoc(TL.getQualifierLoc()); | |||
429 | Record.AddSourceLocation(TL.getNameLoc()); | |||
430 | } | |||
431 | ||||
432 | void TypeLocWriter::VisitDependentTemplateSpecializationTypeLoc( | |||
433 | DependentTemplateSpecializationTypeLoc TL) { | |||
434 | Record.AddSourceLocation(TL.getElaboratedKeywordLoc()); | |||
435 | Record.AddNestedNameSpecifierLoc(TL.getQualifierLoc()); | |||
436 | Record.AddSourceLocation(TL.getTemplateKeywordLoc()); | |||
437 | Record.AddSourceLocation(TL.getTemplateNameLoc()); | |||
438 | Record.AddSourceLocation(TL.getLAngleLoc()); | |||
439 | Record.AddSourceLocation(TL.getRAngleLoc()); | |||
440 | for (unsigned I = 0, E = TL.getNumArgs(); I != E; ++I) | |||
441 | Record.AddTemplateArgumentLocInfo(TL.getArgLoc(I).getArgument().getKind(), | |||
442 | TL.getArgLoc(I).getLocInfo()); | |||
443 | } | |||
444 | ||||
445 | void TypeLocWriter::VisitPackExpansionTypeLoc(PackExpansionTypeLoc TL) { | |||
446 | Record.AddSourceLocation(TL.getEllipsisLoc()); | |||
447 | } | |||
448 | ||||
449 | void TypeLocWriter::VisitObjCInterfaceTypeLoc(ObjCInterfaceTypeLoc TL) { | |||
450 | Record.AddSourceLocation(TL.getNameLoc()); | |||
451 | } | |||
452 | ||||
453 | void TypeLocWriter::VisitObjCObjectTypeLoc(ObjCObjectTypeLoc TL) { | |||
454 | Record.push_back(TL.hasBaseTypeAsWritten()); | |||
455 | Record.AddSourceLocation(TL.getTypeArgsLAngleLoc()); | |||
456 | Record.AddSourceLocation(TL.getTypeArgsRAngleLoc()); | |||
457 | for (unsigned i = 0, e = TL.getNumTypeArgs(); i != e; ++i) | |||
458 | Record.AddTypeSourceInfo(TL.getTypeArgTInfo(i)); | |||
459 | Record.AddSourceLocation(TL.getProtocolLAngleLoc()); | |||
460 | Record.AddSourceLocation(TL.getProtocolRAngleLoc()); | |||
461 | for (unsigned i = 0, e = TL.getNumProtocols(); i != e; ++i) | |||
462 | Record.AddSourceLocation(TL.getProtocolLoc(i)); | |||
463 | } | |||
464 | ||||
465 | void TypeLocWriter::VisitObjCObjectPointerTypeLoc(ObjCObjectPointerTypeLoc TL) { | |||
466 | Record.AddSourceLocation(TL.getStarLoc()); | |||
467 | } | |||
468 | ||||
469 | void TypeLocWriter::VisitAtomicTypeLoc(AtomicTypeLoc TL) { | |||
470 | Record.AddSourceLocation(TL.getKWLoc()); | |||
471 | Record.AddSourceLocation(TL.getLParenLoc()); | |||
472 | Record.AddSourceLocation(TL.getRParenLoc()); | |||
473 | } | |||
474 | ||||
475 | void TypeLocWriter::VisitPipeTypeLoc(PipeTypeLoc TL) { | |||
476 | Record.AddSourceLocation(TL.getKWLoc()); | |||
477 | } | |||
478 | ||||
479 | void ASTWriter::WriteTypeAbbrevs() { | |||
480 | using namespace llvm; | |||
481 | ||||
482 | std::shared_ptr<BitCodeAbbrev> Abv; | |||
483 | ||||
484 | // Abbreviation for TYPE_EXT_QUAL | |||
485 | Abv = std::make_shared<BitCodeAbbrev>(); | |||
486 | Abv->Add(BitCodeAbbrevOp(serialization::TYPE_EXT_QUAL)); | |||
487 | Abv->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::VBR, 6)); // Type | |||
488 | Abv->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::VBR, 3)); // Quals | |||
489 | TypeExtQualAbbrev = Stream.EmitAbbrev(std::move(Abv)); | |||
490 | ||||
491 | // Abbreviation for TYPE_FUNCTION_PROTO | |||
492 | Abv = std::make_shared<BitCodeAbbrev>(); | |||
493 | Abv->Add(BitCodeAbbrevOp(serialization::TYPE_FUNCTION_PROTO)); | |||
494 | // FunctionType | |||
495 | Abv->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::VBR, 6)); // ReturnType | |||
496 | Abv->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 1)); // NoReturn | |||
497 | Abv->Add(BitCodeAbbrevOp(0)); // HasRegParm | |||
498 | Abv->Add(BitCodeAbbrevOp(0)); // RegParm | |||
499 | Abv->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 4)); // CC | |||
500 | Abv->Add(BitCodeAbbrevOp(0)); // ProducesResult | |||
501 | Abv->Add(BitCodeAbbrevOp(0)); // NoCallerSavedRegs | |||
502 | Abv->Add(BitCodeAbbrevOp(0)); // NoCfCheck | |||
503 | // FunctionProtoType | |||
504 | Abv->Add(BitCodeAbbrevOp(0)); // IsVariadic | |||
505 | Abv->Add(BitCodeAbbrevOp(0)); // HasTrailingReturn | |||
506 | Abv->Add(BitCodeAbbrevOp(0)); // TypeQuals | |||
507 | Abv->Add(BitCodeAbbrevOp(0)); // RefQualifier | |||
508 | Abv->Add(BitCodeAbbrevOp(EST_None)); // ExceptionSpec | |||
509 | Abv->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::VBR, 6)); // NumParams | |||
510 | Abv->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Array)); | |||
511 | Abv->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::VBR, 6)); // Params | |||
512 | TypeFunctionProtoAbbrev = Stream.EmitAbbrev(std::move(Abv)); | |||
513 | } | |||
514 | ||||
515 | //===----------------------------------------------------------------------===// | |||
516 | // ASTWriter Implementation | |||
517 | //===----------------------------------------------------------------------===// | |||
518 | ||||
519 | static void EmitBlockID(unsigned ID, const char *Name, | |||
520 | llvm::BitstreamWriter &Stream, | |||
521 | ASTWriter::RecordDataImpl &Record) { | |||
522 | Record.clear(); | |||
523 | Record.push_back(ID); | |||
524 | Stream.EmitRecord(llvm::bitc::BLOCKINFO_CODE_SETBID, Record); | |||
525 | ||||
526 | // Emit the block name if present. | |||
527 | if (!Name || Name[0] == 0) | |||
528 | return; | |||
529 | Record.clear(); | |||
530 | while (*Name) | |||
531 | Record.push_back(*Name++); | |||
532 | Stream.EmitRecord(llvm::bitc::BLOCKINFO_CODE_BLOCKNAME, Record); | |||
533 | } | |||
534 | ||||
535 | static void EmitRecordID(unsigned ID, const char *Name, | |||
536 | llvm::BitstreamWriter &Stream, | |||
537 | ASTWriter::RecordDataImpl &Record) { | |||
538 | Record.clear(); | |||
539 | Record.push_back(ID); | |||
540 | while (*Name) | |||
541 | Record.push_back(*Name++); | |||
542 | Stream.EmitRecord(llvm::bitc::BLOCKINFO_CODE_SETRECORDNAME, Record); | |||
543 | } | |||
544 | ||||
545 | static void AddStmtsExprs(llvm::BitstreamWriter &Stream, | |||
546 | ASTWriter::RecordDataImpl &Record) { | |||
547 | #define RECORD(X) EmitRecordID(X, #X, Stream, Record) | |||
548 | RECORD(STMT_STOP); | |||
549 | RECORD(STMT_NULL_PTR); | |||
550 | RECORD(STMT_REF_PTR); | |||
551 | RECORD(STMT_NULL); | |||
552 | RECORD(STMT_COMPOUND); | |||
553 | RECORD(STMT_CASE); | |||
554 | RECORD(STMT_DEFAULT); | |||
555 | RECORD(STMT_LABEL); | |||
556 | RECORD(STMT_ATTRIBUTED); | |||
557 | RECORD(STMT_IF); | |||
558 | RECORD(STMT_SWITCH); | |||
559 | RECORD(STMT_WHILE); | |||
560 | RECORD(STMT_DO); | |||
561 | RECORD(STMT_FOR); | |||
562 | RECORD(STMT_GOTO); | |||
563 | RECORD(STMT_INDIRECT_GOTO); | |||
564 | RECORD(STMT_CONTINUE); | |||
565 | RECORD(STMT_BREAK); | |||
566 | RECORD(STMT_RETURN); | |||
567 | RECORD(STMT_DECL); | |||
568 | RECORD(STMT_GCCASM); | |||
569 | RECORD(STMT_MSASM); | |||
570 | RECORD(EXPR_PREDEFINED); | |||
571 | RECORD(EXPR_DECL_REF); | |||
572 | RECORD(EXPR_INTEGER_LITERAL); | |||
573 | RECORD(EXPR_FLOATING_LITERAL); | |||
574 | RECORD(EXPR_IMAGINARY_LITERAL); | |||
575 | RECORD(EXPR_STRING_LITERAL); | |||
576 | RECORD(EXPR_CHARACTER_LITERAL); | |||
577 | RECORD(EXPR_PAREN); | |||
578 | RECORD(EXPR_PAREN_LIST); | |||
579 | RECORD(EXPR_UNARY_OPERATOR); | |||
580 | RECORD(EXPR_SIZEOF_ALIGN_OF); | |||
581 | RECORD(EXPR_ARRAY_SUBSCRIPT); | |||
582 | RECORD(EXPR_CALL); | |||
583 | RECORD(EXPR_MEMBER); | |||
584 | RECORD(EXPR_BINARY_OPERATOR); | |||
585 | RECORD(EXPR_COMPOUND_ASSIGN_OPERATOR); | |||
586 | RECORD(EXPR_CONDITIONAL_OPERATOR); | |||
587 | RECORD(EXPR_IMPLICIT_CAST); | |||
588 | RECORD(EXPR_CSTYLE_CAST); | |||
589 | RECORD(EXPR_COMPOUND_LITERAL); | |||
590 | RECORD(EXPR_EXT_VECTOR_ELEMENT); | |||
591 | RECORD(EXPR_INIT_LIST); | |||
592 | RECORD(EXPR_DESIGNATED_INIT); | |||
593 | RECORD(EXPR_DESIGNATED_INIT_UPDATE); | |||
594 | RECORD(EXPR_IMPLICIT_VALUE_INIT); | |||
595 | RECORD(EXPR_NO_INIT); | |||
596 | RECORD(EXPR_VA_ARG); | |||
597 | RECORD(EXPR_ADDR_LABEL); | |||
598 | RECORD(EXPR_STMT); | |||
599 | RECORD(EXPR_CHOOSE); | |||
600 | RECORD(EXPR_GNU_NULL); | |||
601 | RECORD(EXPR_SHUFFLE_VECTOR); | |||
602 | RECORD(EXPR_BLOCK); | |||
603 | RECORD(EXPR_GENERIC_SELECTION); | |||
604 | RECORD(EXPR_OBJC_STRING_LITERAL); | |||
605 | RECORD(EXPR_OBJC_BOXED_EXPRESSION); | |||
606 | RECORD(EXPR_OBJC_ARRAY_LITERAL); | |||
607 | RECORD(EXPR_OBJC_DICTIONARY_LITERAL); | |||
608 | RECORD(EXPR_OBJC_ENCODE); | |||
609 | RECORD(EXPR_OBJC_SELECTOR_EXPR); | |||
610 | RECORD(EXPR_OBJC_PROTOCOL_EXPR); | |||
611 | RECORD(EXPR_OBJC_IVAR_REF_EXPR); | |||
612 | RECORD(EXPR_OBJC_PROPERTY_REF_EXPR); | |||
613 | RECORD(EXPR_OBJC_KVC_REF_EXPR); | |||
614 | RECORD(EXPR_OBJC_MESSAGE_EXPR); | |||
615 | RECORD(STMT_OBJC_FOR_COLLECTION); | |||
616 | RECORD(STMT_OBJC_CATCH); | |||
617 | RECORD(STMT_OBJC_FINALLY); | |||
618 | RECORD(STMT_OBJC_AT_TRY); | |||
619 | RECORD(STMT_OBJC_AT_SYNCHRONIZED); | |||
620 | RECORD(STMT_OBJC_AT_THROW); | |||
621 | RECORD(EXPR_OBJC_BOOL_LITERAL); | |||
622 | RECORD(STMT_CXX_CATCH); | |||
623 | RECORD(STMT_CXX_TRY); | |||
624 | RECORD(STMT_CXX_FOR_RANGE); | |||
625 | RECORD(EXPR_CXX_OPERATOR_CALL); | |||
626 | RECORD(EXPR_CXX_MEMBER_CALL); | |||
627 | RECORD(EXPR_CXX_REWRITTEN_BINARY_OPERATOR); | |||
628 | RECORD(EXPR_CXX_CONSTRUCT); | |||
629 | RECORD(EXPR_CXX_TEMPORARY_OBJECT); | |||
630 | RECORD(EXPR_CXX_STATIC_CAST); | |||
631 | RECORD(EXPR_CXX_DYNAMIC_CAST); | |||
632 | RECORD(EXPR_CXX_REINTERPRET_CAST); | |||
633 | RECORD(EXPR_CXX_CONST_CAST); | |||
634 | RECORD(EXPR_CXX_FUNCTIONAL_CAST); | |||
635 | RECORD(EXPR_USER_DEFINED_LITERAL); | |||
636 | RECORD(EXPR_CXX_STD_INITIALIZER_LIST); | |||
637 | RECORD(EXPR_CXX_BOOL_LITERAL); | |||
638 | RECORD(EXPR_CXX_NULL_PTR_LITERAL); | |||
639 | RECORD(EXPR_CXX_TYPEID_EXPR); | |||
640 | RECORD(EXPR_CXX_TYPEID_TYPE); | |||
641 | RECORD(EXPR_CXX_THIS); | |||
642 | RECORD(EXPR_CXX_THROW); | |||
643 | RECORD(EXPR_CXX_DEFAULT_ARG); | |||
644 | RECORD(EXPR_CXX_DEFAULT_INIT); | |||
645 | RECORD(EXPR_CXX_BIND_TEMPORARY); | |||
646 | RECORD(EXPR_CXX_SCALAR_VALUE_INIT); | |||
647 | RECORD(EXPR_CXX_NEW); | |||
648 | RECORD(EXPR_CXX_DELETE); | |||
649 | RECORD(EXPR_CXX_PSEUDO_DESTRUCTOR); | |||
650 | RECORD(EXPR_EXPR_WITH_CLEANUPS); | |||
651 | RECORD(EXPR_CXX_DEPENDENT_SCOPE_MEMBER); | |||
652 | RECORD(EXPR_CXX_DEPENDENT_SCOPE_DECL_REF); | |||
653 | RECORD(EXPR_CXX_UNRESOLVED_CONSTRUCT); | |||
654 | RECORD(EXPR_CXX_UNRESOLVED_MEMBER); | |||
655 | RECORD(EXPR_CXX_UNRESOLVED_LOOKUP); | |||
656 | RECORD(EXPR_CXX_EXPRESSION_TRAIT); | |||
657 | RECORD(EXPR_CXX_NOEXCEPT); | |||
658 | RECORD(EXPR_OPAQUE_VALUE); | |||
659 | RECORD(EXPR_BINARY_CONDITIONAL_OPERATOR); | |||
660 | RECORD(EXPR_TYPE_TRAIT); | |||
661 | RECORD(EXPR_ARRAY_TYPE_TRAIT); | |||
662 | RECORD(EXPR_PACK_EXPANSION); | |||
663 | RECORD(EXPR_SIZEOF_PACK); | |||
664 | RECORD(EXPR_SUBST_NON_TYPE_TEMPLATE_PARM); | |||
665 | RECORD(EXPR_SUBST_NON_TYPE_TEMPLATE_PARM_PACK); | |||
666 | RECORD(EXPR_FUNCTION_PARM_PACK); | |||
667 | RECORD(EXPR_MATERIALIZE_TEMPORARY); | |||
668 | RECORD(EXPR_CUDA_KERNEL_CALL); | |||
669 | RECORD(EXPR_CXX_UUIDOF_EXPR); | |||
670 | RECORD(EXPR_CXX_UUIDOF_TYPE); | |||
671 | RECORD(EXPR_LAMBDA); | |||
672 | #undef RECORD | |||
673 | } | |||
674 | ||||
675 | void ASTWriter::WriteBlockInfoBlock() { | |||
676 | RecordData Record; | |||
677 | Stream.EnterBlockInfoBlock(); | |||
678 | ||||
679 | #define BLOCK(X) EmitBlockID(X ## _ID, #X, Stream, Record) | |||
680 | #define RECORD(X) EmitRecordID(X, #X, Stream, Record) | |||
681 | ||||
682 | // Control Block. | |||
683 | BLOCK(CONTROL_BLOCK); | |||
684 | RECORD(METADATA); | |||
685 | RECORD(MODULE_NAME); | |||
686 | RECORD(MODULE_DIRECTORY); | |||
687 | RECORD(MODULE_MAP_FILE); | |||
688 | RECORD(IMPORTS); | |||
689 | RECORD(ORIGINAL_FILE); | |||
690 | RECORD(ORIGINAL_PCH_DIR); | |||
691 | RECORD(ORIGINAL_FILE_ID); | |||
692 | RECORD(INPUT_FILE_OFFSETS); | |||
693 | ||||
694 | BLOCK(OPTIONS_BLOCK); | |||
695 | RECORD(LANGUAGE_OPTIONS); | |||
696 | RECORD(TARGET_OPTIONS); | |||
697 | RECORD(FILE_SYSTEM_OPTIONS); | |||
698 | RECORD(HEADER_SEARCH_OPTIONS); | |||
699 | RECORD(PREPROCESSOR_OPTIONS); | |||
700 | ||||
701 | BLOCK(INPUT_FILES_BLOCK); | |||
702 | RECORD(INPUT_FILE); | |||
703 | RECORD(INPUT_FILE_HASH); | |||
704 | ||||
705 | // AST Top-Level Block. | |||
706 | BLOCK(AST_BLOCK); | |||
707 | RECORD(TYPE_OFFSET); | |||
708 | RECORD(DECL_OFFSET); | |||
709 | RECORD(IDENTIFIER_OFFSET); | |||
710 | RECORD(IDENTIFIER_TABLE); | |||
711 | RECORD(EAGERLY_DESERIALIZED_DECLS); | |||
712 | RECORD(MODULAR_CODEGEN_DECLS); | |||
713 | RECORD(SPECIAL_TYPES); | |||
714 | RECORD(STATISTICS); | |||
715 | RECORD(TENTATIVE_DEFINITIONS); | |||
716 | RECORD(SELECTOR_OFFSETS); | |||
717 | RECORD(METHOD_POOL); | |||
718 | RECORD(PP_COUNTER_VALUE); | |||
719 | RECORD(SOURCE_LOCATION_OFFSETS); | |||
720 | RECORD(SOURCE_LOCATION_PRELOADS); | |||
721 | RECORD(EXT_VECTOR_DECLS); | |||
722 | RECORD(UNUSED_FILESCOPED_DECLS); | |||
723 | RECORD(PPD_ENTITIES_OFFSETS); | |||
724 | RECORD(VTABLE_USES); | |||
725 | RECORD(PPD_SKIPPED_RANGES); | |||
726 | RECORD(REFERENCED_SELECTOR_POOL); | |||
727 | RECORD(TU_UPDATE_LEXICAL); | |||
728 | RECORD(SEMA_DECL_REFS); | |||
729 | RECORD(WEAK_UNDECLARED_IDENTIFIERS); | |||
730 | RECORD(PENDING_IMPLICIT_INSTANTIATIONS); | |||
731 | RECORD(UPDATE_VISIBLE); | |||
732 | RECORD(DECL_UPDATE_OFFSETS); | |||
733 | RECORD(DECL_UPDATES); | |||
734 | RECORD(CUDA_SPECIAL_DECL_REFS); | |||
735 | RECORD(HEADER_SEARCH_TABLE); | |||
736 | RECORD(FP_PRAGMA_OPTIONS); | |||
737 | RECORD(OPENCL_EXTENSIONS); | |||
738 | RECORD(OPENCL_EXTENSION_TYPES); | |||
739 | RECORD(OPENCL_EXTENSION_DECLS); | |||
740 | RECORD(DELEGATING_CTORS); | |||
741 | RECORD(KNOWN_NAMESPACES); | |||
742 | RECORD(MODULE_OFFSET_MAP); | |||
743 | RECORD(SOURCE_MANAGER_LINE_TABLE); | |||
744 | RECORD(OBJC_CATEGORIES_MAP); | |||
745 | RECORD(FILE_SORTED_DECLS); | |||
746 | RECORD(IMPORTED_MODULES); | |||
747 | RECORD(OBJC_CATEGORIES); | |||
748 | RECORD(MACRO_OFFSET); | |||
749 | RECORD(INTERESTING_IDENTIFIERS); | |||
750 | RECORD(UNDEFINED_BUT_USED); | |||
751 | RECORD(LATE_PARSED_TEMPLATE); | |||
752 | RECORD(OPTIMIZE_PRAGMA_OPTIONS); | |||
753 | RECORD(MSSTRUCT_PRAGMA_OPTIONS); | |||
754 | RECORD(POINTERS_TO_MEMBERS_PRAGMA_OPTIONS); | |||
755 | RECORD(UNUSED_LOCAL_TYPEDEF_NAME_CANDIDATES); | |||
756 | RECORD(DELETE_EXPRS_TO_ANALYZE); | |||
757 | RECORD(CUDA_PRAGMA_FORCE_HOST_DEVICE_DEPTH); | |||
758 | RECORD(PP_CONDITIONAL_STACK); | |||
759 | ||||
760 | // SourceManager Block. | |||
761 | BLOCK(SOURCE_MANAGER_BLOCK); | |||
762 | RECORD(SM_SLOC_FILE_ENTRY); | |||
763 | RECORD(SM_SLOC_BUFFER_ENTRY); | |||
764 | RECORD(SM_SLOC_BUFFER_BLOB); | |||
765 | RECORD(SM_SLOC_BUFFER_BLOB_COMPRESSED); | |||
766 | RECORD(SM_SLOC_EXPANSION_ENTRY); | |||
767 | ||||
768 | // Preprocessor Block. | |||
769 | BLOCK(PREPROCESSOR_BLOCK); | |||
770 | RECORD(PP_MACRO_DIRECTIVE_HISTORY); | |||
771 | RECORD(PP_MACRO_FUNCTION_LIKE); | |||
772 | RECORD(PP_MACRO_OBJECT_LIKE); | |||
773 | RECORD(PP_MODULE_MACRO); | |||
774 | RECORD(PP_TOKEN); | |||
775 | ||||
776 | // Submodule Block. | |||
777 | BLOCK(SUBMODULE_BLOCK); | |||
778 | RECORD(SUBMODULE_METADATA); | |||
779 | RECORD(SUBMODULE_DEFINITION); | |||
780 | RECORD(SUBMODULE_UMBRELLA_HEADER); | |||
781 | RECORD(SUBMODULE_HEADER); | |||
782 | RECORD(SUBMODULE_TOPHEADER); | |||
783 | RECORD(SUBMODULE_UMBRELLA_DIR); | |||
784 | RECORD(SUBMODULE_IMPORTS); | |||
785 | RECORD(SUBMODULE_EXPORTS); | |||
786 | RECORD(SUBMODULE_REQUIRES); | |||
787 | RECORD(SUBMODULE_EXCLUDED_HEADER); | |||
788 | RECORD(SUBMODULE_LINK_LIBRARY); | |||
789 | RECORD(SUBMODULE_CONFIG_MACRO); | |||
790 | RECORD(SUBMODULE_CONFLICT); | |||
791 | RECORD(SUBMODULE_PRIVATE_HEADER); | |||
792 | RECORD(SUBMODULE_TEXTUAL_HEADER); | |||
793 | RECORD(SUBMODULE_PRIVATE_TEXTUAL_HEADER); | |||
794 | RECORD(SUBMODULE_INITIALIZERS); | |||
795 | RECORD(SUBMODULE_EXPORT_AS); | |||
796 | ||||
797 | // Comments Block. | |||
798 | BLOCK(COMMENTS_BLOCK); | |||
799 | RECORD(COMMENTS_RAW_COMMENT); | |||
800 | ||||
801 | // Decls and Types block. | |||
802 | BLOCK(DECLTYPES_BLOCK); | |||
803 | RECORD(TYPE_EXT_QUAL); | |||
804 | RECORD(TYPE_COMPLEX); | |||
805 | RECORD(TYPE_POINTER); | |||
806 | RECORD(TYPE_BLOCK_POINTER); | |||
807 | RECORD(TYPE_LVALUE_REFERENCE); | |||
808 | RECORD(TYPE_RVALUE_REFERENCE); | |||
809 | RECORD(TYPE_MEMBER_POINTER); | |||
810 | RECORD(TYPE_CONSTANT_ARRAY); | |||
811 | RECORD(TYPE_INCOMPLETE_ARRAY); | |||
812 | RECORD(TYPE_VARIABLE_ARRAY); | |||
813 | RECORD(TYPE_VECTOR); | |||
814 | RECORD(TYPE_EXT_VECTOR); | |||
815 | RECORD(TYPE_FUNCTION_NO_PROTO); | |||
816 | RECORD(TYPE_FUNCTION_PROTO); | |||
817 | RECORD(TYPE_TYPEDEF); | |||
818 | RECORD(TYPE_TYPEOF_EXPR); | |||
819 | RECORD(TYPE_TYPEOF); | |||
820 | RECORD(TYPE_RECORD); | |||
821 | RECORD(TYPE_ENUM); | |||
822 | RECORD(TYPE_OBJC_INTERFACE); | |||
823 | RECORD(TYPE_OBJC_OBJECT_POINTER); | |||
824 | RECORD(TYPE_DECLTYPE); | |||
825 | RECORD(TYPE_ELABORATED); | |||
826 | RECORD(TYPE_SUBST_TEMPLATE_TYPE_PARM); | |||
827 | RECORD(TYPE_UNRESOLVED_USING); | |||
828 | RECORD(TYPE_INJECTED_CLASS_NAME); | |||
829 | RECORD(TYPE_OBJC_OBJECT); | |||
830 | RECORD(TYPE_TEMPLATE_TYPE_PARM); | |||
831 | RECORD(TYPE_TEMPLATE_SPECIALIZATION); | |||
832 | RECORD(TYPE_DEPENDENT_NAME); | |||
833 | RECORD(TYPE_DEPENDENT_TEMPLATE_SPECIALIZATION); | |||
834 | RECORD(TYPE_DEPENDENT_SIZED_ARRAY); | |||
835 | RECORD(TYPE_PAREN); | |||
836 | RECORD(TYPE_MACRO_QUALIFIED); | |||
837 | RECORD(TYPE_PACK_EXPANSION); | |||
838 | RECORD(TYPE_ATTRIBUTED); | |||
839 | RECORD(TYPE_SUBST_TEMPLATE_TYPE_PARM_PACK); | |||
840 | RECORD(TYPE_AUTO); | |||
841 | RECORD(TYPE_UNARY_TRANSFORM); | |||
842 | RECORD(TYPE_ATOMIC); | |||
843 | RECORD(TYPE_DECAYED); | |||
844 | RECORD(TYPE_ADJUSTED); | |||
845 | RECORD(TYPE_OBJC_TYPE_PARAM); | |||
846 | RECORD(LOCAL_REDECLARATIONS); | |||
847 | RECORD(DECL_TYPEDEF); | |||
848 | RECORD(DECL_TYPEALIAS); | |||
849 | RECORD(DECL_ENUM); | |||
850 | RECORD(DECL_RECORD); | |||
851 | RECORD(DECL_ENUM_CONSTANT); | |||
852 | RECORD(DECL_FUNCTION); | |||
853 | RECORD(DECL_OBJC_METHOD); | |||
854 | RECORD(DECL_OBJC_INTERFACE); | |||
855 | RECORD(DECL_OBJC_PROTOCOL); | |||
856 | RECORD(DECL_OBJC_IVAR); | |||
857 | RECORD(DECL_OBJC_AT_DEFS_FIELD); | |||
858 | RECORD(DECL_OBJC_CATEGORY); | |||
859 | RECORD(DECL_OBJC_CATEGORY_IMPL); | |||
860 | RECORD(DECL_OBJC_IMPLEMENTATION); | |||
861 | RECORD(DECL_OBJC_COMPATIBLE_ALIAS); | |||
862 | RECORD(DECL_OBJC_PROPERTY); | |||
863 | RECORD(DECL_OBJC_PROPERTY_IMPL); | |||
864 | RECORD(DECL_FIELD); | |||
865 | RECORD(DECL_MS_PROPERTY); | |||
866 | RECORD(DECL_VAR); | |||
867 | RECORD(DECL_IMPLICIT_PARAM); | |||
868 | RECORD(DECL_PARM_VAR); | |||
869 | RECORD(DECL_FILE_SCOPE_ASM); | |||
870 | RECORD(DECL_BLOCK); | |||
871 | RECORD(DECL_CONTEXT_LEXICAL); | |||
872 | RECORD(DECL_CONTEXT_VISIBLE); | |||
873 | RECORD(DECL_NAMESPACE); | |||
874 | RECORD(DECL_NAMESPACE_ALIAS); | |||
875 | RECORD(DECL_USING); | |||
876 | RECORD(DECL_USING_SHADOW); | |||
877 | RECORD(DECL_USING_DIRECTIVE); | |||
878 | RECORD(DECL_UNRESOLVED_USING_VALUE); | |||
879 | RECORD(DECL_UNRESOLVED_USING_TYPENAME); | |||
880 | RECORD(DECL_LINKAGE_SPEC); | |||
881 | RECORD(DECL_CXX_RECORD); | |||
882 | RECORD(DECL_CXX_METHOD); | |||
883 | RECORD(DECL_CXX_CONSTRUCTOR); | |||
884 | RECORD(DECL_CXX_DESTRUCTOR); | |||
885 | RECORD(DECL_CXX_CONVERSION); | |||
886 | RECORD(DECL_ACCESS_SPEC); | |||
887 | RECORD(DECL_FRIEND); | |||
888 | RECORD(DECL_FRIEND_TEMPLATE); | |||
889 | RECORD(DECL_CLASS_TEMPLATE); | |||
890 | RECORD(DECL_CLASS_TEMPLATE_SPECIALIZATION); | |||
891 | RECORD(DECL_CLASS_TEMPLATE_PARTIAL_SPECIALIZATION); | |||
892 | RECORD(DECL_VAR_TEMPLATE); | |||
893 | RECORD(DECL_VAR_TEMPLATE_SPECIALIZATION); | |||
894 | RECORD(DECL_VAR_TEMPLATE_PARTIAL_SPECIALIZATION); | |||
895 | RECORD(DECL_FUNCTION_TEMPLATE); | |||
896 | RECORD(DECL_TEMPLATE_TYPE_PARM); | |||
897 | RECORD(DECL_NON_TYPE_TEMPLATE_PARM); | |||
898 | RECORD(DECL_TEMPLATE_TEMPLATE_PARM); | |||
899 | RECORD(DECL_CONCEPT); | |||
900 | RECORD(DECL_REQUIRES_EXPR_BODY); | |||
901 | RECORD(DECL_TYPE_ALIAS_TEMPLATE); | |||
902 | RECORD(DECL_STATIC_ASSERT); | |||
903 | RECORD(DECL_CXX_BASE_SPECIFIERS); | |||
904 | RECORD(DECL_CXX_CTOR_INITIALIZERS); | |||
905 | RECORD(DECL_INDIRECTFIELD); | |||
906 | RECORD(DECL_EXPANDED_NON_TYPE_TEMPLATE_PARM_PACK); | |||
907 | RECORD(DECL_EXPANDED_TEMPLATE_TEMPLATE_PARM_PACK); | |||
908 | RECORD(DECL_CLASS_SCOPE_FUNCTION_SPECIALIZATION); | |||
909 | RECORD(DECL_IMPORT); | |||
910 | RECORD(DECL_OMP_THREADPRIVATE); | |||
911 | RECORD(DECL_EMPTY); | |||
912 | RECORD(DECL_OBJC_TYPE_PARAM); | |||
913 | RECORD(DECL_OMP_CAPTUREDEXPR); | |||
914 | RECORD(DECL_PRAGMA_COMMENT); | |||
915 | RECORD(DECL_PRAGMA_DETECT_MISMATCH); | |||
916 | RECORD(DECL_OMP_DECLARE_REDUCTION); | |||
917 | RECORD(DECL_OMP_ALLOCATE); | |||
918 | ||||
919 | // Statements and Exprs can occur in the Decls and Types block. | |||
920 | AddStmtsExprs(Stream, Record); | |||
921 | ||||
922 | BLOCK(PREPROCESSOR_DETAIL_BLOCK); | |||
923 | RECORD(PPD_MACRO_EXPANSION); | |||
924 | RECORD(PPD_MACRO_DEFINITION); | |||
925 | RECORD(PPD_INCLUSION_DIRECTIVE); | |||
926 | ||||
927 | // Decls and Types block. | |||
928 | BLOCK(EXTENSION_BLOCK); | |||
929 | RECORD(EXTENSION_METADATA); | |||
930 | ||||
931 | BLOCK(UNHASHED_CONTROL_BLOCK); | |||
932 | RECORD(SIGNATURE); | |||
933 | RECORD(DIAGNOSTIC_OPTIONS); | |||
934 | RECORD(DIAG_PRAGMA_MAPPINGS); | |||
935 | ||||
936 | #undef RECORD | |||
937 | #undef BLOCK | |||
938 | Stream.ExitBlock(); | |||
939 | } | |||
940 | ||||
941 | /// Prepares a path for being written to an AST file by converting it | |||
942 | /// to an absolute path and removing nested './'s. | |||
943 | /// | |||
944 | /// \return \c true if the path was changed. | |||
945 | static bool cleanPathForOutput(FileManager &FileMgr, | |||
946 | SmallVectorImpl<char> &Path) { | |||
947 | bool Changed = FileMgr.makeAbsolutePath(Path); | |||
948 | return Changed | llvm::sys::path::remove_dots(Path); | |||
949 | } | |||
950 | ||||
951 | /// Adjusts the given filename to only write out the portion of the | |||
952 | /// filename that is not part of the system root directory. | |||
953 | /// | |||
954 | /// \param Filename the file name to adjust. | |||
955 | /// | |||
956 | /// \param BaseDir When non-NULL, the PCH file is a relocatable AST file and | |||
957 | /// the returned filename will be adjusted by this root directory. | |||
958 | /// | |||
959 | /// \returns either the original filename (if it needs no adjustment) or the | |||
960 | /// adjusted filename (which points into the @p Filename parameter). | |||
961 | static const char * | |||
962 | adjustFilenameForRelocatableAST(const char *Filename, StringRef BaseDir) { | |||
963 | assert(Filename && "No file name to adjust?")((Filename && "No file name to adjust?") ? static_cast <void> (0) : __assert_fail ("Filename && \"No file name to adjust?\"" , "/build/llvm-toolchain-snapshot-11~++20200309111110+2c36c23f347/clang/lib/Serialization/ASTWriter.cpp" , 963, __PRETTY_FUNCTION__)); | |||
964 | ||||
965 | if (BaseDir.empty()) | |||
966 | return Filename; | |||
967 | ||||
968 | // Verify that the filename and the system root have the same prefix. | |||
969 | unsigned Pos = 0; | |||
970 | for (; Filename[Pos] && Pos < BaseDir.size(); ++Pos) | |||
971 | if (Filename[Pos] != BaseDir[Pos]) | |||
972 | return Filename; // Prefixes don't match. | |||
973 | ||||
974 | // We hit the end of the filename before we hit the end of the system root. | |||
975 | if (!Filename[Pos]) | |||
976 | return Filename; | |||
977 | ||||
978 | // If there's not a path separator at the end of the base directory nor | |||
979 | // immediately after it, then this isn't within the base directory. | |||
980 | if (!llvm::sys::path::is_separator(Filename[Pos])) { | |||
981 | if (!llvm::sys::path::is_separator(BaseDir.back())) | |||
982 | return Filename; | |||
983 | } else { | |||
984 | // If the file name has a '/' at the current position, skip over the '/'. | |||
985 | // We distinguish relative paths from absolute paths by the | |||
986 | // absence of '/' at the beginning of relative paths. | |||
987 | // | |||
988 | // FIXME: This is wrong. We distinguish them by asking if the path is | |||
989 | // absolute, which isn't the same thing. And there might be multiple '/'s | |||
990 | // in a row. Use a better mechanism to indicate whether we have emitted an | |||
991 | // absolute or relative path. | |||
992 | ++Pos; | |||
993 | } | |||
994 | ||||
995 | return Filename + Pos; | |||
996 | } | |||
997 | ||||
998 | ASTFileSignature ASTWriter::createSignature(StringRef Bytes) { | |||
999 | // Calculate the hash till start of UNHASHED_CONTROL_BLOCK. | |||
1000 | llvm::SHA1 Hasher; | |||
1001 | Hasher.update(ArrayRef<uint8_t>(Bytes.bytes_begin(), Bytes.size())); | |||
1002 | auto Hash = Hasher.result(); | |||
1003 | ||||
1004 | // Convert to an array [5*i32]. | |||
1005 | ASTFileSignature Signature; | |||
1006 | auto LShift = [&](unsigned char Val, unsigned Shift) { | |||
1007 | return (uint32_t)Val << Shift; | |||
1008 | }; | |||
1009 | for (int I = 0; I != 5; ++I) | |||
1010 | Signature[I] = LShift(Hash[I * 4 + 0], 24) | LShift(Hash[I * 4 + 1], 16) | | |||
1011 | LShift(Hash[I * 4 + 2], 8) | LShift(Hash[I * 4 + 3], 0); | |||
1012 | ||||
1013 | return Signature; | |||
1014 | } | |||
1015 | ||||
1016 | ASTFileSignature ASTWriter::writeUnhashedControlBlock(Preprocessor &PP, | |||
1017 | ASTContext &Context) { | |||
1018 | // Flush first to prepare the PCM hash (signature). | |||
1019 | Stream.FlushToWord(); | |||
1020 | auto StartOfUnhashedControl = Stream.GetCurrentBitNo() >> 3; | |||
1021 | ||||
1022 | // Enter the block and prepare to write records. | |||
1023 | RecordData Record; | |||
1024 | Stream.EnterSubblock(UNHASHED_CONTROL_BLOCK_ID, 5); | |||
1025 | ||||
1026 | // For implicit modules, write the hash of the PCM as its signature. | |||
1027 | ASTFileSignature Signature; | |||
1028 | if (WritingModule && | |||
1029 | PP.getHeaderSearchInfo().getHeaderSearchOpts().ModulesHashContent) { | |||
1030 | Signature = createSignature(StringRef(Buffer.begin(), StartOfUnhashedControl)); | |||
1031 | Record.append(Signature.begin(), Signature.end()); | |||
1032 | Stream.EmitRecord(SIGNATURE, Record); | |||
1033 | Record.clear(); | |||
1034 | } | |||
1035 | ||||
1036 | // Diagnostic options. | |||
1037 | const auto &Diags = Context.getDiagnostics(); | |||
1038 | const DiagnosticOptions &DiagOpts = Diags.getDiagnosticOptions(); | |||
1039 | #define DIAGOPT(Name, Bits, Default) Record.push_back(DiagOpts.Name); | |||
1040 | #define ENUM_DIAGOPT(Name, Type, Bits, Default) \ | |||
1041 | Record.push_back(static_cast<unsigned>(DiagOpts.get##Name())); | |||
1042 | #include "clang/Basic/DiagnosticOptions.def" | |||
1043 | Record.push_back(DiagOpts.Warnings.size()); | |||
1044 | for (unsigned I = 0, N = DiagOpts.Warnings.size(); I != N; ++I) | |||
1045 | AddString(DiagOpts.Warnings[I], Record); | |||
1046 | Record.push_back(DiagOpts.Remarks.size()); | |||
1047 | for (unsigned I = 0, N = DiagOpts.Remarks.size(); I != N; ++I) | |||
1048 | AddString(DiagOpts.Remarks[I], Record); | |||
1049 | // Note: we don't serialize the log or serialization file names, because they | |||
1050 | // are generally transient files and will almost always be overridden. | |||
1051 | Stream.EmitRecord(DIAGNOSTIC_OPTIONS, Record); | |||
1052 | ||||
1053 | // Write out the diagnostic/pragma mappings. | |||
1054 | WritePragmaDiagnosticMappings(Diags, /* isModule = */ WritingModule); | |||
1055 | ||||
1056 | // Leave the options block. | |||
1057 | Stream.ExitBlock(); | |||
1058 | return Signature; | |||
1059 | } | |||
1060 | ||||
1061 | /// Write the control block. | |||
1062 | void ASTWriter::WriteControlBlock(Preprocessor &PP, ASTContext &Context, | |||
1063 | StringRef isysroot, | |||
1064 | const std::string &OutputFile) { | |||
1065 | using namespace llvm; | |||
1066 | ||||
1067 | Stream.EnterSubblock(CONTROL_BLOCK_ID, 5); | |||
1068 | RecordData Record; | |||
1069 | ||||
1070 | // Metadata | |||
1071 | auto MetadataAbbrev = std::make_shared<BitCodeAbbrev>(); | |||
1072 | MetadataAbbrev->Add(BitCodeAbbrevOp(METADATA)); | |||
1073 | MetadataAbbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 16)); // Major | |||
1074 | MetadataAbbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 16)); // Minor | |||
1075 | MetadataAbbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 16)); // Clang maj. | |||
1076 | MetadataAbbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 16)); // Clang min. | |||
1077 | MetadataAbbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 1)); // Relocatable | |||
1078 | MetadataAbbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 1)); // Timestamps | |||
1079 | MetadataAbbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 1)); // PCHHasObjectFile | |||
1080 | MetadataAbbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 1)); // Errors | |||
1081 | MetadataAbbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Blob)); // SVN branch/tag | |||
1082 | unsigned MetadataAbbrevCode = Stream.EmitAbbrev(std::move(MetadataAbbrev)); | |||
1083 | assert((!WritingModule || isysroot.empty()) &&(((!WritingModule || isysroot.empty()) && "writing module as a relocatable PCH?" ) ? static_cast<void> (0) : __assert_fail ("(!WritingModule || isysroot.empty()) && \"writing module as a relocatable PCH?\"" , "/build/llvm-toolchain-snapshot-11~++20200309111110+2c36c23f347/clang/lib/Serialization/ASTWriter.cpp" , 1084, __PRETTY_FUNCTION__)) | |||
1084 | "writing module as a relocatable PCH?")(((!WritingModule || isysroot.empty()) && "writing module as a relocatable PCH?" ) ? static_cast<void> (0) : __assert_fail ("(!WritingModule || isysroot.empty()) && \"writing module as a relocatable PCH?\"" , "/build/llvm-toolchain-snapshot-11~++20200309111110+2c36c23f347/clang/lib/Serialization/ASTWriter.cpp" , 1084, __PRETTY_FUNCTION__)); | |||
1085 | { | |||
1086 | RecordData::value_type Record[] = { | |||
1087 | METADATA, | |||
1088 | VERSION_MAJOR, | |||
1089 | VERSION_MINOR, | |||
1090 | CLANG_VERSION_MAJOR11, | |||
1091 | CLANG_VERSION_MINOR0, | |||
1092 | !isysroot.empty(), | |||
1093 | IncludeTimestamps, | |||
1094 | Context.getLangOpts().BuildingPCHWithObjectFile, | |||
1095 | ASTHasCompilerErrors}; | |||
1096 | Stream.EmitRecordWithBlob(MetadataAbbrevCode, Record, | |||
1097 | getClangFullRepositoryVersion()); | |||
1098 | } | |||
1099 | ||||
1100 | if (WritingModule) { | |||
1101 | // Module name | |||
1102 | auto Abbrev = std::make_shared<BitCodeAbbrev>(); | |||
1103 | Abbrev->Add(BitCodeAbbrevOp(MODULE_NAME)); | |||
1104 | Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Blob)); // Name | |||
1105 | unsigned AbbrevCode = Stream.EmitAbbrev(std::move(Abbrev)); | |||
1106 | RecordData::value_type Record[] = {MODULE_NAME}; | |||
1107 | Stream.EmitRecordWithBlob(AbbrevCode, Record, WritingModule->Name); | |||
1108 | } | |||
1109 | ||||
1110 | if (WritingModule && WritingModule->Directory) { | |||
1111 | SmallString<128> BaseDir(WritingModule->Directory->getName()); | |||
1112 | cleanPathForOutput(Context.getSourceManager().getFileManager(), BaseDir); | |||
1113 | ||||
1114 | // If the home of the module is the current working directory, then we | |||
1115 | // want to pick up the cwd of the build process loading the module, not | |||
1116 | // our cwd, when we load this module. | |||
1117 | if (!PP.getHeaderSearchInfo() | |||
1118 | .getHeaderSearchOpts() | |||
1119 | .ModuleMapFileHomeIsCwd || | |||
1120 | WritingModule->Directory->getName() != StringRef(".")) { | |||
1121 | // Module directory. | |||
1122 | auto Abbrev = std::make_shared<BitCodeAbbrev>(); | |||
1123 | Abbrev->Add(BitCodeAbbrevOp(MODULE_DIRECTORY)); | |||
1124 | Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Blob)); // Directory | |||
1125 | unsigned AbbrevCode = Stream.EmitAbbrev(std::move(Abbrev)); | |||
1126 | ||||
1127 | RecordData::value_type Record[] = {MODULE_DIRECTORY}; | |||
1128 | Stream.EmitRecordWithBlob(AbbrevCode, Record, BaseDir); | |||
1129 | } | |||
1130 | ||||
1131 | // Write out all other paths relative to the base directory if possible. | |||
1132 | BaseDirectory.assign(BaseDir.begin(), BaseDir.end()); | |||
1133 | } else if (!isysroot.empty()) { | |||
1134 | // Write out paths relative to the sysroot if possible. | |||
1135 | BaseDirectory = std::string(isysroot); | |||
1136 | } | |||
1137 | ||||
1138 | // Module map file | |||
1139 | if (WritingModule && WritingModule->Kind == Module::ModuleMapModule) { | |||
1140 | Record.clear(); | |||
1141 | ||||
1142 | auto &Map = PP.getHeaderSearchInfo().getModuleMap(); | |||
1143 | AddPath(WritingModule->PresumedModuleMapFile.empty() | |||
1144 | ? Map.getModuleMapFileForUniquing(WritingModule)->getName() | |||
1145 | : StringRef(WritingModule->PresumedModuleMapFile), | |||
1146 | Record); | |||
1147 | ||||
1148 | // Additional module map files. | |||
1149 | if (auto *AdditionalModMaps = | |||
1150 | Map.getAdditionalModuleMapFiles(WritingModule)) { | |||
1151 | Record.push_back(AdditionalModMaps->size()); | |||
1152 | for (const FileEntry *F : *AdditionalModMaps) | |||
1153 | AddPath(F->getName(), Record); | |||
1154 | } else { | |||
1155 | Record.push_back(0); | |||
1156 | } | |||
1157 | ||||
1158 | Stream.EmitRecord(MODULE_MAP_FILE, Record); | |||
1159 | } | |||
1160 | ||||
1161 | // Imports | |||
1162 | if (Chain) { | |||
1163 | serialization::ModuleManager &Mgr = Chain->getModuleManager(); | |||
1164 | Record.clear(); | |||
1165 | ||||
1166 | for (ModuleFile &M : Mgr) { | |||
1167 | // Skip modules that weren't directly imported. | |||
1168 | if (!M.isDirectlyImported()) | |||
1169 | continue; | |||
1170 | ||||
1171 | Record.push_back((unsigned)M.Kind); // FIXME: Stable encoding | |||
1172 | AddSourceLocation(M.ImportLoc, Record); | |||
1173 | ||||
1174 | // If we have calculated signature, there is no need to store | |||
1175 | // the size or timestamp. | |||
1176 | Record.push_back(M.Signature ? 0 : M.File->getSize()); | |||
1177 | Record.push_back(M.Signature ? 0 : getTimestampForOutput(M.File)); | |||
1178 | ||||
1179 | for (auto I : M.Signature) | |||
1180 | Record.push_back(I); | |||
1181 | ||||
1182 | AddString(M.ModuleName, Record); | |||
1183 | AddPath(M.FileName, Record); | |||
1184 | } | |||
1185 | Stream.EmitRecord(IMPORTS, Record); | |||
1186 | } | |||
1187 | ||||
1188 | // Write the options block. | |||
1189 | Stream.EnterSubblock(OPTIONS_BLOCK_ID, 4); | |||
1190 | ||||
1191 | // Language options. | |||
1192 | Record.clear(); | |||
1193 | const LangOptions &LangOpts = Context.getLangOpts(); | |||
1194 | #define LANGOPT(Name, Bits, Default, Description) \ | |||
1195 | Record.push_back(LangOpts.Name); | |||
1196 | #define ENUM_LANGOPT(Name, Type, Bits, Default, Description) \ | |||
1197 | Record.push_back(static_cast<unsigned>(LangOpts.get##Name())); | |||
1198 | #include "clang/Basic/LangOptions.def" | |||
1199 | #define SANITIZER(NAME, ID) \ | |||
1200 | Record.push_back(LangOpts.Sanitize.has(SanitizerKind::ID)); | |||
1201 | #include "clang/Basic/Sanitizers.def" | |||
1202 | ||||
1203 | Record.push_back(LangOpts.ModuleFeatures.size()); | |||
1204 | for (StringRef Feature : LangOpts.ModuleFeatures) | |||
1205 | AddString(Feature, Record); | |||
1206 | ||||
1207 | Record.push_back((unsigned) LangOpts.ObjCRuntime.getKind()); | |||
1208 | AddVersionTuple(LangOpts.ObjCRuntime.getVersion(), Record); | |||
1209 | ||||
1210 | AddString(LangOpts.CurrentModule, Record); | |||
1211 | ||||
1212 | // Comment options. | |||
1213 | Record.push_back(LangOpts.CommentOpts.BlockCommandNames.size()); | |||
1214 | for (const auto &I : LangOpts.CommentOpts.BlockCommandNames) { | |||
1215 | AddString(I, Record); | |||
1216 | } | |||
1217 | Record.push_back(LangOpts.CommentOpts.ParseAllComments); | |||
1218 | ||||
1219 | // OpenMP offloading options. | |||
1220 | Record.push_back(LangOpts.OMPTargetTriples.size()); | |||
1221 | for (auto &T : LangOpts.OMPTargetTriples) | |||
1222 | AddString(T.getTriple(), Record); | |||
1223 | ||||
1224 | AddString(LangOpts.OMPHostIRFile, Record); | |||
1225 | ||||
1226 | Stream.EmitRecord(LANGUAGE_OPTIONS, Record); | |||
1227 | ||||
1228 | // Target options. | |||
1229 | Record.clear(); | |||
1230 | const TargetInfo &Target = Context.getTargetInfo(); | |||
1231 | const TargetOptions &TargetOpts = Target.getTargetOpts(); | |||
1232 | AddString(TargetOpts.Triple, Record); | |||
1233 | AddString(TargetOpts.CPU, Record); | |||
1234 | AddString(TargetOpts.ABI, Record); | |||
1235 | Record.push_back(TargetOpts.FeaturesAsWritten.size()); | |||
1236 | for (unsigned I = 0, N = TargetOpts.FeaturesAsWritten.size(); I != N; ++I) { | |||
1237 | AddString(TargetOpts.FeaturesAsWritten[I], Record); | |||
1238 | } | |||
1239 | Record.push_back(TargetOpts.Features.size()); | |||
1240 | for (unsigned I = 0, N = TargetOpts.Features.size(); I != N; ++I) { | |||
1241 | AddString(TargetOpts.Features[I], Record); | |||
1242 | } | |||
1243 | Stream.EmitRecord(TARGET_OPTIONS, Record); | |||
1244 | ||||
1245 | // File system options. | |||
1246 | Record.clear(); | |||
1247 | const FileSystemOptions &FSOpts = | |||
1248 | Context.getSourceManager().getFileManager().getFileSystemOpts(); | |||
1249 | AddString(FSOpts.WorkingDir, Record); | |||
1250 | Stream.EmitRecord(FILE_SYSTEM_OPTIONS, Record); | |||
1251 | ||||
1252 | // Header search options. | |||
1253 | Record.clear(); | |||
1254 | const HeaderSearchOptions &HSOpts | |||
1255 | = PP.getHeaderSearchInfo().getHeaderSearchOpts(); | |||
1256 | AddString(HSOpts.Sysroot, Record); | |||
1257 | ||||
1258 | // Include entries. | |||
1259 | Record.push_back(HSOpts.UserEntries.size()); | |||
1260 | for (unsigned I = 0, N = HSOpts.UserEntries.size(); I != N; ++I) { | |||
1261 | const HeaderSearchOptions::Entry &Entry = HSOpts.UserEntries[I]; | |||
1262 | AddString(Entry.Path, Record); | |||
1263 | Record.push_back(static_cast<unsigned>(Entry.Group)); | |||
1264 | Record.push_back(Entry.IsFramework); | |||
1265 | Record.push_back(Entry.IgnoreSysRoot); | |||
1266 | } | |||
1267 | ||||
1268 | // System header prefixes. | |||
1269 | Record.push_back(HSOpts.SystemHeaderPrefixes.size()); | |||
1270 | for (unsigned I = 0, N = HSOpts.SystemHeaderPrefixes.size(); I != N; ++I) { | |||
1271 | AddString(HSOpts.SystemHeaderPrefixes[I].Prefix, Record); | |||
1272 | Record.push_back(HSOpts.SystemHeaderPrefixes[I].IsSystemHeader); | |||
1273 | } | |||
1274 | ||||
1275 | AddString(HSOpts.ResourceDir, Record); | |||
1276 | AddString(HSOpts.ModuleCachePath, Record); | |||
1277 | AddString(HSOpts.ModuleUserBuildPath, Record); | |||
1278 | Record.push_back(HSOpts.DisableModuleHash); | |||
1279 | Record.push_back(HSOpts.ImplicitModuleMaps); | |||
1280 | Record.push_back(HSOpts.ModuleMapFileHomeIsCwd); | |||
1281 | Record.push_back(HSOpts.UseBuiltinIncludes); | |||
1282 | Record.push_back(HSOpts.UseStandardSystemIncludes); | |||
1283 | Record.push_back(HSOpts.UseStandardCXXIncludes); | |||
1284 | Record.push_back(HSOpts.UseLibcxx); | |||
1285 | // Write out the specific module cache path that contains the module files. | |||
1286 | AddString(PP.getHeaderSearchInfo().getModuleCachePath(), Record); | |||
1287 | Stream.EmitRecord(HEADER_SEARCH_OPTIONS, Record); | |||
1288 | ||||
1289 | // Preprocessor options. | |||
1290 | Record.clear(); | |||
1291 | const PreprocessorOptions &PPOpts = PP.getPreprocessorOpts(); | |||
1292 | ||||
1293 | // Macro definitions. | |||
1294 | Record.push_back(PPOpts.Macros.size()); | |||
1295 | for (unsigned I = 0, N = PPOpts.Macros.size(); I != N; ++I) { | |||
1296 | AddString(PPOpts.Macros[I].first, Record); | |||
1297 | Record.push_back(PPOpts.Macros[I].second); | |||
1298 | } | |||
1299 | ||||
1300 | // Includes | |||
1301 | Record.push_back(PPOpts.Includes.size()); | |||
1302 | for (unsigned I = 0, N = PPOpts.Includes.size(); I != N; ++I) | |||
1303 | AddString(PPOpts.Includes[I], Record); | |||
1304 | ||||
1305 | // Macro includes | |||
1306 | Record.push_back(PPOpts.MacroIncludes.size()); | |||
1307 | for (unsigned I = 0, N = PPOpts.MacroIncludes.size(); I != N; ++I) | |||
1308 | AddString(PPOpts.MacroIncludes[I], Record); | |||
1309 | ||||
1310 | Record.push_back(PPOpts.UsePredefines); | |||
1311 | // Detailed record is important since it is used for the module cache hash. | |||
1312 | Record.push_back(PPOpts.DetailedRecord); | |||
1313 | AddString(PPOpts.ImplicitPCHInclude, Record); | |||
1314 | Record.push_back(static_cast<unsigned>(PPOpts.ObjCXXARCStandardLibrary)); | |||
1315 | Stream.EmitRecord(PREPROCESSOR_OPTIONS, Record); | |||
1316 | ||||
1317 | // Leave the options block. | |||
1318 | Stream.ExitBlock(); | |||
1319 | ||||
1320 | // Original file name and file ID | |||
1321 | SourceManager &SM = Context.getSourceManager(); | |||
1322 | if (const FileEntry *MainFile = SM.getFileEntryForID(SM.getMainFileID())) { | |||
1323 | auto FileAbbrev = std::make_shared<BitCodeAbbrev>(); | |||
1324 | FileAbbrev->Add(BitCodeAbbrevOp(ORIGINAL_FILE)); | |||
1325 | FileAbbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::VBR, 6)); // File ID | |||
1326 | FileAbbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Blob)); // File name | |||
1327 | unsigned FileAbbrevCode = Stream.EmitAbbrev(std::move(FileAbbrev)); | |||
1328 | ||||
1329 | Record.clear(); | |||
1330 | Record.push_back(ORIGINAL_FILE); | |||
1331 | Record.push_back(SM.getMainFileID().getOpaqueValue()); | |||
1332 | EmitRecordWithPath(FileAbbrevCode, Record, MainFile->getName()); | |||
1333 | } | |||
1334 | ||||
1335 | Record.clear(); | |||
1336 | Record.push_back(SM.getMainFileID().getOpaqueValue()); | |||
1337 | Stream.EmitRecord(ORIGINAL_FILE_ID, Record); | |||
1338 | ||||
1339 | // Original PCH directory | |||
1340 | if (!OutputFile.empty() && OutputFile != "-") { | |||
1341 | auto Abbrev = std::make_shared<BitCodeAbbrev>(); | |||
1342 | Abbrev->Add(BitCodeAbbrevOp(ORIGINAL_PCH_DIR)); | |||
1343 | Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Blob)); // File name | |||
1344 | unsigned AbbrevCode = Stream.EmitAbbrev(std::move(Abbrev)); | |||
1345 | ||||
1346 | SmallString<128> OutputPath(OutputFile); | |||
1347 | ||||
1348 | SM.getFileManager().makeAbsolutePath(OutputPath); | |||
1349 | StringRef origDir = llvm::sys::path::parent_path(OutputPath); | |||
1350 | ||||
1351 | RecordData::value_type Record[] = {ORIGINAL_PCH_DIR}; | |||
1352 | Stream.EmitRecordWithBlob(AbbrevCode, Record, origDir); | |||
1353 | } | |||
1354 | ||||
1355 | WriteInputFiles(Context.SourceMgr, | |||
1356 | PP.getHeaderSearchInfo().getHeaderSearchOpts(), | |||
1357 | PP.getLangOpts().Modules); | |||
1358 | Stream.ExitBlock(); | |||
1359 | } | |||
1360 | ||||
1361 | namespace { | |||
1362 | ||||
1363 | /// An input file. | |||
1364 | struct InputFileEntry { | |||
1365 | const FileEntry *File; | |||
1366 | bool IsSystemFile; | |||
1367 | bool IsTransient; | |||
1368 | bool BufferOverridden; | |||
1369 | bool IsTopLevelModuleMap; | |||
1370 | uint32_t ContentHash[2]; | |||
1371 | }; | |||
1372 | ||||
1373 | } // namespace | |||
1374 | ||||
1375 | void ASTWriter::WriteInputFiles(SourceManager &SourceMgr, | |||
1376 | HeaderSearchOptions &HSOpts, | |||
1377 | bool Modules) { | |||
1378 | using namespace llvm; | |||
1379 | ||||
1380 | Stream.EnterSubblock(INPUT_FILES_BLOCK_ID, 4); | |||
1381 | ||||
1382 | // Create input-file abbreviation. | |||
1383 | auto IFAbbrev = std::make_shared<BitCodeAbbrev>(); | |||
1384 | IFAbbrev->Add(BitCodeAbbrevOp(INPUT_FILE)); | |||
1385 | IFAbbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::VBR, 6)); // ID | |||
1386 | IFAbbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::VBR, 12)); // Size | |||
1387 | IFAbbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::VBR, 32)); // Modification time | |||
1388 | IFAbbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 1)); // Overridden | |||
1389 | IFAbbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 1)); // Transient | |||
1390 | IFAbbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 1)); // Module map | |||
1391 | IFAbbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Blob)); // File name | |||
1392 | unsigned IFAbbrevCode = Stream.EmitAbbrev(std::move(IFAbbrev)); | |||
1393 | ||||
1394 | // Create input file hash abbreviation. | |||
1395 | auto IFHAbbrev = std::make_shared<BitCodeAbbrev>(); | |||
1396 | IFHAbbrev->Add(BitCodeAbbrevOp(INPUT_FILE_HASH)); | |||
1397 | IFHAbbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 32)); | |||
1398 | IFHAbbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 32)); | |||
1399 | unsigned IFHAbbrevCode = Stream.EmitAbbrev(std::move(IFHAbbrev)); | |||
1400 | ||||
1401 | // Get all ContentCache objects for files, sorted by whether the file is a | |||
1402 | // system one or not. System files go at the back, users files at the front. | |||
1403 | std::deque<InputFileEntry> SortedFiles; | |||
1404 | for (unsigned I = 1, N = SourceMgr.local_sloc_entry_size(); I != N; ++I) { | |||
1405 | // Get this source location entry. | |||
1406 | const SrcMgr::SLocEntry *SLoc = &SourceMgr.getLocalSLocEntry(I); | |||
1407 | assert(&SourceMgr.getSLocEntry(FileID::get(I)) == SLoc)((&SourceMgr.getSLocEntry(FileID::get(I)) == SLoc) ? static_cast <void> (0) : __assert_fail ("&SourceMgr.getSLocEntry(FileID::get(I)) == SLoc" , "/build/llvm-toolchain-snapshot-11~++20200309111110+2c36c23f347/clang/lib/Serialization/ASTWriter.cpp" , 1407, __PRETTY_FUNCTION__)); | |||
1408 | ||||
1409 | // We only care about file entries that were not overridden. | |||
1410 | if (!SLoc->isFile()) | |||
1411 | continue; | |||
1412 | const SrcMgr::FileInfo &File = SLoc->getFile(); | |||
1413 | const SrcMgr::ContentCache *Cache = File.getContentCache(); | |||
1414 | if (!Cache->OrigEntry) | |||
1415 | continue; | |||
1416 | ||||
1417 | InputFileEntry Entry; | |||
1418 | Entry.File = Cache->OrigEntry; | |||
1419 | Entry.IsSystemFile = isSystem(File.getFileCharacteristic()); | |||
1420 | Entry.IsTransient = Cache->IsTransient; | |||
1421 | Entry.BufferOverridden = Cache->BufferOverridden; | |||
1422 | Entry.IsTopLevelModuleMap = isModuleMap(File.getFileCharacteristic()) && | |||
1423 | File.getIncludeLoc().isInvalid(); | |||
1424 | ||||
1425 | auto ContentHash = hash_code(-1); | |||
1426 | if (PP->getHeaderSearchInfo() | |||
1427 | .getHeaderSearchOpts() | |||
1428 | .ValidateASTInputFilesContent) { | |||
1429 | auto *MemBuff = Cache->getRawBuffer(); | |||
1430 | if (MemBuff) | |||
1431 | ContentHash = hash_value(MemBuff->getBuffer()); | |||
1432 | else | |||
1433 | // FIXME: The path should be taken from the FileEntryRef. | |||
1434 | PP->Diag(SourceLocation(), diag::err_module_unable_to_hash_content) | |||
1435 | << Entry.File->getName(); | |||
1436 | } | |||
1437 | auto CH = llvm::APInt(64, ContentHash); | |||
1438 | Entry.ContentHash[0] = | |||
1439 | static_cast<uint32_t>(CH.getLoBits(32).getZExtValue()); | |||
1440 | Entry.ContentHash[1] = | |||
1441 | static_cast<uint32_t>(CH.getHiBits(32).getZExtValue()); | |||
1442 | ||||
1443 | if (Entry.IsSystemFile) | |||
1444 | SortedFiles.push_back(Entry); | |||
1445 | else | |||
1446 | SortedFiles.push_front(Entry); | |||
1447 | } | |||
1448 | ||||
1449 | unsigned UserFilesNum = 0; | |||
1450 | // Write out all of the input files. | |||
1451 | std::vector<uint64_t> InputFileOffsets; | |||
1452 | for (const auto &Entry : SortedFiles) { | |||
1453 | uint32_t &InputFileID = InputFileIDs[Entry.File]; | |||
1454 | if (InputFileID != 0) | |||
1455 | continue; // already recorded this file. | |||
1456 | ||||
1457 | // Record this entry's offset. | |||
1458 | InputFileOffsets.push_back(Stream.GetCurrentBitNo()); | |||
1459 | ||||
1460 | InputFileID = InputFileOffsets.size(); | |||
1461 | ||||
1462 | if (!Entry.IsSystemFile) | |||
1463 | ++UserFilesNum; | |||
1464 | ||||
1465 | // Emit size/modification time for this file. | |||
1466 | // And whether this file was overridden. | |||
1467 | { | |||
1468 | RecordData::value_type Record[] = { | |||
1469 | INPUT_FILE, | |||
1470 | InputFileOffsets.size(), | |||
1471 | (uint64_t)Entry.File->getSize(), | |||
1472 | (uint64_t)getTimestampForOutput(Entry.File), | |||
1473 | Entry.BufferOverridden, | |||
1474 | Entry.IsTransient, | |||
1475 | Entry.IsTopLevelModuleMap}; | |||
1476 | ||||
1477 | // FIXME: The path should be taken from the FileEntryRef. | |||
1478 | EmitRecordWithPath(IFAbbrevCode, Record, Entry.File->getName()); | |||
1479 | } | |||
1480 | ||||
1481 | // Emit content hash for this file. | |||
1482 | { | |||
1483 | RecordData::value_type Record[] = {INPUT_FILE_HASH, Entry.ContentHash[0], | |||
1484 | Entry.ContentHash[1]}; | |||
1485 | Stream.EmitRecordWithAbbrev(IFHAbbrevCode, Record); | |||
1486 | } | |||
1487 | } | |||
1488 | ||||
1489 | Stream.ExitBlock(); | |||
1490 | ||||
1491 | // Create input file offsets abbreviation. | |||
1492 | auto OffsetsAbbrev = std::make_shared<BitCodeAbbrev>(); | |||
1493 | OffsetsAbbrev->Add(BitCodeAbbrevOp(INPUT_FILE_OFFSETS)); | |||
1494 | OffsetsAbbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::VBR, 6)); // # input files | |||
1495 | OffsetsAbbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::VBR, 6)); // # non-system | |||
1496 | // input files | |||
1497 | OffsetsAbbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Blob)); // Array | |||
1498 | unsigned OffsetsAbbrevCode = Stream.EmitAbbrev(std::move(OffsetsAbbrev)); | |||
1499 | ||||
1500 | // Write input file offsets. | |||
1501 | RecordData::value_type Record[] = {INPUT_FILE_OFFSETS, | |||
1502 | InputFileOffsets.size(), UserFilesNum}; | |||
1503 | Stream.EmitRecordWithBlob(OffsetsAbbrevCode, Record, bytes(InputFileOffsets)); | |||
1504 | } | |||
1505 | ||||
1506 | //===----------------------------------------------------------------------===// | |||
1507 | // Source Manager Serialization | |||
1508 | //===----------------------------------------------------------------------===// | |||
1509 | ||||
1510 | /// Create an abbreviation for the SLocEntry that refers to a | |||
1511 | /// file. | |||
1512 | static unsigned CreateSLocFileAbbrev(llvm::BitstreamWriter &Stream) { | |||
1513 | using namespace llvm; | |||
1514 | ||||
1515 | auto Abbrev = std::make_shared<BitCodeAbbrev>(); | |||
1516 | Abbrev->Add(BitCodeAbbrevOp(SM_SLOC_FILE_ENTRY)); | |||
1517 | Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::VBR, 8)); // Offset | |||
1518 | Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::VBR, 8)); // Include location | |||
1519 | Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 3)); // Characteristic | |||
1520 | Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 1)); // Line directives | |||
1521 | // FileEntry fields. | |||
1522 | Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::VBR, 6)); // Input File ID | |||
1523 | Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::VBR, 8)); // NumCreatedFIDs | |||
1524 | Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::VBR, 24)); // FirstDeclIndex | |||
1525 | Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::VBR, 8)); // NumDecls | |||
1526 | return Stream.EmitAbbrev(std::move(Abbrev)); | |||
1527 | } | |||
1528 | ||||
1529 | /// Create an abbreviation for the SLocEntry that refers to a | |||
1530 | /// buffer. | |||
1531 | static unsigned CreateSLocBufferAbbrev(llvm::BitstreamWriter &Stream) { | |||
1532 | using namespace llvm; | |||
1533 | ||||
1534 | auto Abbrev = std::make_shared<BitCodeAbbrev>(); | |||
1535 | Abbrev->Add(BitCodeAbbrevOp(SM_SLOC_BUFFER_ENTRY)); | |||
1536 | Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::VBR, 8)); // Offset | |||
1537 | Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::VBR, 8)); // Include location | |||
1538 | Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 3)); // Characteristic | |||
1539 | Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 1)); // Line directives | |||
1540 | Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Blob)); // Buffer name blob | |||
1541 | return Stream.EmitAbbrev(std::move(Abbrev)); | |||
1542 | } | |||
1543 | ||||
1544 | /// Create an abbreviation for the SLocEntry that refers to a | |||
1545 | /// buffer's blob. | |||
1546 | static unsigned CreateSLocBufferBlobAbbrev(llvm::BitstreamWriter &Stream, | |||
1547 | bool Compressed) { | |||
1548 | using namespace llvm; | |||
1549 | ||||
1550 | auto Abbrev = std::make_shared<BitCodeAbbrev>(); | |||
1551 | Abbrev->Add(BitCodeAbbrevOp(Compressed ? SM_SLOC_BUFFER_BLOB_COMPRESSED | |||
1552 | : SM_SLOC_BUFFER_BLOB)); | |||
1553 | if (Compressed) | |||
1554 | Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::VBR, 8)); // Uncompressed size | |||
1555 | Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Blob)); // Blob | |||
1556 | return Stream.EmitAbbrev(std::move(Abbrev)); | |||
1557 | } | |||
1558 | ||||
1559 | /// Create an abbreviation for the SLocEntry that refers to a macro | |||
1560 | /// expansion. | |||
1561 | static unsigned CreateSLocExpansionAbbrev(llvm::BitstreamWriter &Stream) { | |||
1562 | using namespace llvm; | |||
1563 | ||||
1564 | auto Abbrev = std::make_shared<BitCodeAbbrev>(); | |||
1565 | Abbrev->Add(BitCodeAbbrevOp(SM_SLOC_EXPANSION_ENTRY)); | |||
1566 | Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::VBR, 8)); // Offset | |||
1567 | Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::VBR, 8)); // Spelling location | |||
1568 | Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::VBR, 8)); // Start location | |||
1569 | Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::VBR, 8)); // End location | |||
1570 | Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 1)); // Is token range | |||
1571 | Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::VBR, 6)); // Token length | |||
1572 | return Stream.EmitAbbrev(std::move(Abbrev)); | |||
1573 | } | |||
1574 | ||||
1575 | namespace { | |||
1576 | ||||
1577 | // Trait used for the on-disk hash table of header search information. | |||
1578 | class HeaderFileInfoTrait { | |||
1579 | ASTWriter &Writer; | |||
1580 | ||||
1581 | // Keep track of the framework names we've used during serialization. | |||
1582 | SmallVector<char, 128> FrameworkStringData; | |||
1583 | llvm::StringMap<unsigned> FrameworkNameOffset; | |||
1584 | ||||
1585 | public: | |||
1586 | HeaderFileInfoTrait(ASTWriter &Writer) : Writer(Writer) {} | |||
1587 | ||||
1588 | struct key_type { | |||
1589 | StringRef Filename; | |||
1590 | off_t Size; | |||
1591 | time_t ModTime; | |||
1592 | }; | |||
1593 | using key_type_ref = const key_type &; | |||
1594 | ||||
1595 | using UnresolvedModule = | |||
1596 | llvm::PointerIntPair<Module *, 2, ModuleMap::ModuleHeaderRole>; | |||
1597 | ||||
1598 | struct data_type { | |||
1599 | const HeaderFileInfo &HFI; | |||
1600 | ArrayRef<ModuleMap::KnownHeader> KnownHeaders; | |||
1601 | UnresolvedModule Unresolved; | |||
1602 | }; | |||
1603 | using data_type_ref = const data_type &; | |||
1604 | ||||
1605 | using hash_value_type = unsigned; | |||
1606 | using offset_type = unsigned; | |||
1607 | ||||
1608 | hash_value_type ComputeHash(key_type_ref key) { | |||
1609 | // The hash is based only on size/time of the file, so that the reader can | |||
1610 | // match even when symlinking or excess path elements ("foo/../", "../") | |||
1611 | // change the form of the name. However, complete path is still the key. | |||
1612 | return llvm::hash_combine(key.Size, key.ModTime); | |||
1613 | } | |||
1614 | ||||
1615 | std::pair<unsigned, unsigned> | |||
1616 | EmitKeyDataLength(raw_ostream& Out, key_type_ref key, data_type_ref Data) { | |||
1617 | using namespace llvm::support; | |||
1618 | ||||
1619 | endian::Writer LE(Out, little); | |||
1620 | unsigned KeyLen = key.Filename.size() + 1 + 8 + 8; | |||
1621 | LE.write<uint16_t>(KeyLen); | |||
1622 | unsigned DataLen = 1 + 2 + 4 + 4; | |||
1623 | for (auto ModInfo : Data.KnownHeaders) | |||
1624 | if (Writer.getLocalOrImportedSubmoduleID(ModInfo.getModule())) | |||
1625 | DataLen += 4; | |||
1626 | if (Data.Unresolved.getPointer()) | |||
1627 | DataLen += 4; | |||
1628 | LE.write<uint8_t>(DataLen); | |||
1629 | return std::make_pair(KeyLen, DataLen); | |||
1630 | } | |||
1631 | ||||
1632 | void EmitKey(raw_ostream& Out, key_type_ref key, unsigned KeyLen) { | |||
1633 | using namespace llvm::support; | |||
1634 | ||||
1635 | endian::Writer LE(Out, little); | |||
1636 | LE.write<uint64_t>(key.Size); | |||
1637 | KeyLen -= 8; | |||
1638 | LE.write<uint64_t>(key.ModTime); | |||
1639 | KeyLen -= 8; | |||
1640 | Out.write(key.Filename.data(), KeyLen); | |||
1641 | } | |||
1642 | ||||
1643 | void EmitData(raw_ostream &Out, key_type_ref key, | |||
1644 | data_type_ref Data, unsigned DataLen) { | |||
1645 | using namespace llvm::support; | |||
1646 | ||||
1647 | endian::Writer LE(Out, little); | |||
1648 | uint64_t Start = Out.tell(); (void)Start; | |||
1649 | ||||
1650 | unsigned char Flags = (Data.HFI.isImport << 5) | |||
1651 | | (Data.HFI.isPragmaOnce << 4) | |||
1652 | | (Data.HFI.DirInfo << 1) | |||
1653 | | Data.HFI.IndexHeaderMapHeader; | |||
1654 | LE.write<uint8_t>(Flags); | |||
1655 | LE.write<uint16_t>(Data.HFI.NumIncludes); | |||
1656 | ||||
1657 | if (!Data.HFI.ControllingMacro) | |||
1658 | LE.write<uint32_t>(Data.HFI.ControllingMacroID); | |||
1659 | else | |||
1660 | LE.write<uint32_t>(Writer.getIdentifierRef(Data.HFI.ControllingMacro)); | |||
1661 | ||||
1662 | unsigned Offset = 0; | |||
1663 | if (!Data.HFI.Framework.empty()) { | |||
1664 | // If this header refers into a framework, save the framework name. | |||
1665 | llvm::StringMap<unsigned>::iterator Pos | |||
1666 | = FrameworkNameOffset.find(Data.HFI.Framework); | |||
1667 | if (Pos == FrameworkNameOffset.end()) { | |||
1668 | Offset = FrameworkStringData.size() + 1; | |||
1669 | FrameworkStringData.append(Data.HFI.Framework.begin(), | |||
1670 | Data.HFI.Framework.end()); | |||
1671 | FrameworkStringData.push_back(0); | |||
1672 | ||||
1673 | FrameworkNameOffset[Data.HFI.Framework] = Offset; | |||
1674 | } else | |||
1675 | Offset = Pos->second; | |||
1676 | } | |||
1677 | LE.write<uint32_t>(Offset); | |||
1678 | ||||
1679 | auto EmitModule = [&](Module *M, ModuleMap::ModuleHeaderRole Role) { | |||
1680 | if (uint32_t ModID = Writer.getLocalOrImportedSubmoduleID(M)) { | |||
1681 | uint32_t Value = (ModID << 2) | (unsigned)Role; | |||
1682 | assert((Value >> 2) == ModID && "overflow in header module info")(((Value >> 2) == ModID && "overflow in header module info" ) ? static_cast<void> (0) : __assert_fail ("(Value >> 2) == ModID && \"overflow in header module info\"" , "/build/llvm-toolchain-snapshot-11~++20200309111110+2c36c23f347/clang/lib/Serialization/ASTWriter.cpp" , 1682, __PRETTY_FUNCTION__)); | |||
1683 | LE.write<uint32_t>(Value); | |||
1684 | } | |||
1685 | }; | |||
1686 | ||||
1687 | // FIXME: If the header is excluded, we should write out some | |||
1688 | // record of that fact. | |||
1689 | for (auto ModInfo : Data.KnownHeaders) | |||
1690 | EmitModule(ModInfo.getModule(), ModInfo.getRole()); | |||
1691 | if (Data.Unresolved.getPointer()) | |||
1692 | EmitModule(Data.Unresolved.getPointer(), Data.Unresolved.getInt()); | |||
1693 | ||||
1694 | assert(Out.tell() - Start == DataLen && "Wrong data length")((Out.tell() - Start == DataLen && "Wrong data length" ) ? static_cast<void> (0) : __assert_fail ("Out.tell() - Start == DataLen && \"Wrong data length\"" , "/build/llvm-toolchain-snapshot-11~++20200309111110+2c36c23f347/clang/lib/Serialization/ASTWriter.cpp" , 1694, __PRETTY_FUNCTION__)); | |||
1695 | } | |||
1696 | ||||
1697 | const char *strings_begin() const { return FrameworkStringData.begin(); } | |||
1698 | const char *strings_end() const { return FrameworkStringData.end(); } | |||
1699 | }; | |||
1700 | ||||
1701 | } // namespace | |||
1702 | ||||
1703 | /// Write the header search block for the list of files that | |||
1704 | /// | |||
1705 | /// \param HS The header search structure to save. | |||
1706 | void ASTWriter::WriteHeaderSearch(const HeaderSearch &HS) { | |||
1707 | HeaderFileInfoTrait GeneratorTrait(*this); | |||
1708 | llvm::OnDiskChainedHashTableGenerator<HeaderFileInfoTrait> Generator; | |||
1709 | SmallVector<const char *, 4> SavedStrings; | |||
1710 | unsigned NumHeaderSearchEntries = 0; | |||
1711 | ||||
1712 | // Find all unresolved headers for the current module. We generally will | |||
1713 | // have resolved them before we get here, but not necessarily: we might be | |||
1714 | // compiling a preprocessed module, where there is no requirement for the | |||
1715 | // original files to exist any more. | |||
1716 | const HeaderFileInfo Empty; // So we can take a reference. | |||
1717 | if (WritingModule) { | |||
| ||||
1718 | llvm::SmallVector<Module *, 16> Worklist(1, WritingModule); | |||
1719 | while (!Worklist.empty()) { | |||
1720 | Module *M = Worklist.pop_back_val(); | |||
1721 | if (!M->isAvailable()) | |||
1722 | continue; | |||
1723 | ||||
1724 | // Map to disk files where possible, to pick up any missing stat | |||
1725 | // information. This also means we don't need to check the unresolved | |||
1726 | // headers list when emitting resolved headers in the first loop below. | |||
1727 | // FIXME: It'd be preferable to avoid doing this if we were given | |||
1728 | // sufficient stat information in the module map. | |||
1729 | HS.getModuleMap().resolveHeaderDirectives(M); | |||
1730 | ||||
1731 | // If the file didn't exist, we can still create a module if we were given | |||
1732 | // enough information in the module map. | |||
1733 | for (auto U : M->MissingHeaders) { | |||
1734 | // Check that we were given enough information to build a module | |||
1735 | // without this file existing on disk. | |||
1736 | if (!U.Size || (!U.ModTime && IncludeTimestamps)) { | |||
1737 | PP->Diag(U.FileNameLoc, diag::err_module_no_size_mtime_for_header) | |||
1738 | << WritingModule->getFullModuleName() << U.Size.hasValue() | |||
1739 | << U.FileName; | |||
1740 | continue; | |||
1741 | } | |||
1742 | ||||
1743 | // Form the effective relative pathname for the file. | |||
1744 | SmallString<128> Filename(M->Directory->getName()); | |||
1745 | llvm::sys::path::append(Filename, U.FileName); | |||
1746 | PreparePathForOutput(Filename); | |||
1747 | ||||
1748 | StringRef FilenameDup = strdup(Filename.c_str()); | |||
1749 | SavedStrings.push_back(FilenameDup.data()); | |||
1750 | ||||
1751 | HeaderFileInfoTrait::key_type Key = { | |||
1752 | FilenameDup, *U.Size, IncludeTimestamps ? *U.ModTime : 0 | |||
1753 | }; | |||
1754 | HeaderFileInfoTrait::data_type Data = { | |||
1755 | Empty, {}, {M, ModuleMap::headerKindToRole(U.Kind)} | |||
1756 | }; | |||
1757 | // FIXME: Deal with cases where there are multiple unresolved header | |||
1758 | // directives in different submodules for the same header. | |||
1759 | Generator.insert(Key, Data, GeneratorTrait); | |||
1760 | ++NumHeaderSearchEntries; | |||
1761 | } | |||
1762 | ||||
1763 | Worklist.append(M->submodule_begin(), M->submodule_end()); | |||
1764 | } | |||
1765 | } | |||
1766 | ||||
1767 | SmallVector<const FileEntry *, 16> FilesByUID; | |||
1768 | HS.getFileMgr().GetUniqueIDMapping(FilesByUID); | |||
1769 | ||||
1770 | if (FilesByUID.size() > HS.header_file_size()) | |||
1771 | FilesByUID.resize(HS.header_file_size()); | |||
1772 | ||||
1773 | for (unsigned UID = 0, LastUID = FilesByUID.size(); UID != LastUID; ++UID) { | |||
1774 | const FileEntry *File = FilesByUID[UID]; | |||
1775 | if (!File) | |||
1776 | continue; | |||
1777 | ||||
1778 | // Get the file info. This will load info from the external source if | |||
1779 | // necessary. Skip emitting this file if we have no information on it | |||
1780 | // as a header file (in which case HFI will be null) or if it hasn't | |||
1781 | // changed since it was loaded. Also skip it if it's for a modular header | |||
1782 | // from a different module; in that case, we rely on the module(s) | |||
1783 | // containing the header to provide this information. | |||
1784 | const HeaderFileInfo *HFI = | |||
1785 | HS.getExistingFileInfo(File, /*WantExternal*/!Chain); | |||
1786 | if (!HFI || (HFI->isModuleHeader && !HFI->isCompilingModuleHeader)) | |||
1787 | continue; | |||
1788 | ||||
1789 | // Massage the file path into an appropriate form. | |||
1790 | StringRef Filename = File->getName(); | |||
1791 | SmallString<128> FilenameTmp(Filename); | |||
1792 | if (PreparePathForOutput(FilenameTmp)) { | |||
1793 | // If we performed any translation on the file name at all, we need to | |||
1794 | // save this string, since the generator will refer to it later. | |||
1795 | Filename = StringRef(strdup(FilenameTmp.c_str())); | |||
| ||||
1796 | SavedStrings.push_back(Filename.data()); | |||
1797 | } | |||
1798 | ||||
1799 | HeaderFileInfoTrait::key_type Key = { | |||
1800 | Filename, File->getSize(), getTimestampForOutput(File) | |||
1801 | }; | |||
1802 | HeaderFileInfoTrait::data_type Data = { | |||
1803 | *HFI, HS.getModuleMap().findAllModulesForHeader(File), {} | |||
1804 | }; | |||
1805 | Generator.insert(Key, Data, GeneratorTrait); | |||
1806 | ++NumHeaderSearchEntries; | |||
1807 | } | |||
1808 | ||||
1809 | // Create the on-disk hash table in a buffer. | |||
1810 | SmallString<4096> TableData; | |||
1811 | uint32_t BucketOffset; | |||
1812 | { | |||
1813 | using namespace llvm::support; | |||
1814 | ||||
1815 | llvm::raw_svector_ostream Out(TableData); | |||
1816 | // Make sure that no bucket is at offset 0 | |||
1817 | endian::write<uint32_t>(Out, 0, little); | |||
1818 | BucketOffset = Generator.Emit(Out, GeneratorTrait); | |||
1819 | } | |||
1820 | ||||
1821 | // Create a blob abbreviation | |||
1822 | using namespace llvm; | |||
1823 | ||||
1824 | auto Abbrev = std::make_shared<BitCodeAbbrev>(); | |||
1825 | Abbrev->Add(BitCodeAbbrevOp(HEADER_SEARCH_TABLE)); | |||
1826 | Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 32)); | |||
1827 | Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 32)); | |||
1828 | Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 32)); | |||
1829 | Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Blob)); | |||
1830 | unsigned TableAbbrev = Stream.EmitAbbrev(std::move(Abbrev)); | |||
1831 | ||||
1832 | // Write the header search table | |||
1833 | RecordData::value_type Record[] = {HEADER_SEARCH_TABLE, BucketOffset, | |||
1834 | NumHeaderSearchEntries, TableData.size()}; | |||
1835 | TableData.append(GeneratorTrait.strings_begin(),GeneratorTrait.strings_end()); | |||
1836 | Stream.EmitRecordWithBlob(TableAbbrev, Record, TableData); | |||
1837 | ||||
1838 | // Free all of the strings we had to duplicate. | |||
1839 | for (unsigned I = 0, N = SavedStrings.size(); I != N; ++I) | |||
1840 | free(const_cast<char *>(SavedStrings[I])); | |||
1841 | } | |||
1842 | ||||
1843 | static void emitBlob(llvm::BitstreamWriter &Stream, StringRef Blob, | |||
1844 | unsigned SLocBufferBlobCompressedAbbrv, | |||
1845 | unsigned SLocBufferBlobAbbrv) { | |||
1846 | using RecordDataType = ASTWriter::RecordData::value_type; | |||
1847 | ||||
1848 | // Compress the buffer if possible. We expect that almost all PCM | |||
1849 | // consumers will not want its contents. | |||
1850 | SmallString<0> CompressedBuffer; | |||
1851 | if (llvm::zlib::isAvailable()) { | |||
1852 | llvm::Error E = llvm::zlib::compress(Blob.drop_back(1), CompressedBuffer); | |||
1853 | if (!E) { | |||
1854 | RecordDataType Record[] = {SM_SLOC_BUFFER_BLOB_COMPRESSED, | |||
1855 | Blob.size() - 1}; | |||
1856 | Stream.EmitRecordWithBlob(SLocBufferBlobCompressedAbbrv, Record, | |||
1857 | CompressedBuffer); | |||
1858 | return; | |||
1859 | } | |||
1860 | llvm::consumeError(std::move(E)); | |||
1861 | } | |||
1862 | ||||
1863 | RecordDataType Record[] = {SM_SLOC_BUFFER_BLOB}; | |||
1864 | Stream.EmitRecordWithBlob(SLocBufferBlobAbbrv, Record, Blob); | |||
1865 | } | |||
1866 | ||||
1867 | /// Writes the block containing the serialized form of the | |||
1868 | /// source manager. | |||
1869 | /// | |||
1870 | /// TODO: We should probably use an on-disk hash table (stored in a | |||
1871 | /// blob), indexed based on the file name, so that we only create | |||
1872 | /// entries for files that we actually need. In the common case (no | |||
1873 | /// errors), we probably won't have to create file entries for any of | |||
1874 | /// the files in the AST. | |||
1875 | void ASTWriter::WriteSourceManagerBlock(SourceManager &SourceMgr, | |||
1876 | const Preprocessor &PP) { | |||
1877 | RecordData Record; | |||
1878 | ||||
1879 | // Enter the source manager block. | |||
1880 | Stream.EnterSubblock(SOURCE_MANAGER_BLOCK_ID, 4); | |||
1881 | ||||
1882 | // Abbreviations for the various kinds of source-location entries. | |||
1883 | unsigned SLocFileAbbrv = CreateSLocFileAbbrev(Stream); | |||
1884 | unsigned SLocBufferAbbrv = CreateSLocBufferAbbrev(Stream); | |||
1885 | unsigned SLocBufferBlobAbbrv = CreateSLocBufferBlobAbbrev(Stream, false); | |||
1886 | unsigned SLocBufferBlobCompressedAbbrv = | |||
1887 | CreateSLocBufferBlobAbbrev(Stream, true); | |||
1888 | unsigned SLocExpansionAbbrv = CreateSLocExpansionAbbrev(Stream); | |||
1889 | ||||
1890 | // Write out the source location entry table. We skip the first | |||
1891 | // entry, which is always the same dummy entry. | |||
1892 | std::vector<uint32_t> SLocEntryOffsets; | |||
1893 | RecordData PreloadSLocs; | |||
1894 | SLocEntryOffsets.reserve(SourceMgr.local_sloc_entry_size() - 1); | |||
1895 | for (unsigned I = 1, N = SourceMgr.local_sloc_entry_size(); | |||
1896 | I != N; ++I) { | |||
1897 | // Get this source location entry. | |||
1898 | const SrcMgr::SLocEntry *SLoc = &SourceMgr.getLocalSLocEntry(I); | |||
1899 | FileID FID = FileID::get(I); | |||
1900 | assert(&SourceMgr.getSLocEntry(FID) == SLoc)((&SourceMgr.getSLocEntry(FID) == SLoc) ? static_cast< void> (0) : __assert_fail ("&SourceMgr.getSLocEntry(FID) == SLoc" , "/build/llvm-toolchain-snapshot-11~++20200309111110+2c36c23f347/clang/lib/Serialization/ASTWriter.cpp" , 1900, __PRETTY_FUNCTION__)); | |||
1901 | ||||
1902 | // Record the offset of this source-location entry. | |||
1903 | SLocEntryOffsets.push_back(Stream.GetCurrentBitNo()); | |||
1904 | ||||
1905 | // Figure out which record code to use. | |||
1906 | unsigned Code; | |||
1907 | if (SLoc->isFile()) { | |||
1908 | const SrcMgr::ContentCache *Cache = SLoc->getFile().getContentCache(); | |||
1909 | if (Cache->OrigEntry) { | |||
1910 | Code = SM_SLOC_FILE_ENTRY; | |||
1911 | } else | |||
1912 | Code = SM_SLOC_BUFFER_ENTRY; | |||
1913 | } else | |||
1914 | Code = SM_SLOC_EXPANSION_ENTRY; | |||
1915 | Record.clear(); | |||
1916 | Record.push_back(Code); | |||
1917 | ||||
1918 | // Starting offset of this entry within this module, so skip the dummy. | |||
1919 | Record.push_back(SLoc->getOffset() - 2); | |||
1920 | if (SLoc->isFile()) { | |||
1921 | const SrcMgr::FileInfo &File = SLoc->getFile(); | |||
1922 | AddSourceLocation(File.getIncludeLoc(), Record); | |||
1923 | Record.push_back(File.getFileCharacteristic()); // FIXME: stable encoding | |||
1924 | Record.push_back(File.hasLineDirectives()); | |||
1925 | ||||
1926 | const SrcMgr::ContentCache *Content = File.getContentCache(); | |||
1927 | bool EmitBlob = false; | |||
1928 | if (Content->OrigEntry) { | |||
1929 | assert(Content->OrigEntry == Content->ContentsEntry &&((Content->OrigEntry == Content->ContentsEntry && "Writing to AST an overridden file is not supported") ? static_cast <void> (0) : __assert_fail ("Content->OrigEntry == Content->ContentsEntry && \"Writing to AST an overridden file is not supported\"" , "/build/llvm-toolchain-snapshot-11~++20200309111110+2c36c23f347/clang/lib/Serialization/ASTWriter.cpp" , 1930, __PRETTY_FUNCTION__)) | |||
1930 | "Writing to AST an overridden file is not supported")((Content->OrigEntry == Content->ContentsEntry && "Writing to AST an overridden file is not supported") ? static_cast <void> (0) : __assert_fail ("Content->OrigEntry == Content->ContentsEntry && \"Writing to AST an overridden file is not supported\"" , "/build/llvm-toolchain-snapshot-11~++20200309111110+2c36c23f347/clang/lib/Serialization/ASTWriter.cpp" , 1930, __PRETTY_FUNCTION__)); | |||
1931 | ||||
1932 | // The source location entry is a file. Emit input file ID. | |||
1933 | assert(InputFileIDs[Content->OrigEntry] != 0 && "Missed file entry")((InputFileIDs[Content->OrigEntry] != 0 && "Missed file entry" ) ? static_cast<void> (0) : __assert_fail ("InputFileIDs[Content->OrigEntry] != 0 && \"Missed file entry\"" , "/build/llvm-toolchain-snapshot-11~++20200309111110+2c36c23f347/clang/lib/Serialization/ASTWriter.cpp" , 1933, __PRETTY_FUNCTION__)); | |||
1934 | Record.push_back(InputFileIDs[Content->OrigEntry]); | |||
1935 | ||||
1936 | Record.push_back(File.NumCreatedFIDs); | |||
1937 | ||||
1938 | FileDeclIDsTy::iterator FDI = FileDeclIDs.find(FID); | |||
1939 | if (FDI != FileDeclIDs.end()) { | |||
1940 | Record.push_back(FDI->second->FirstDeclIndex); | |||
1941 | Record.push_back(FDI->second->DeclIDs.size()); | |||
1942 | } else { | |||
1943 | Record.push_back(0); | |||
1944 | Record.push_back(0); | |||
1945 | } | |||
1946 | ||||
1947 | Stream.EmitRecordWithAbbrev(SLocFileAbbrv, Record); | |||
1948 | ||||
1949 | if (Content->BufferOverridden || Content->IsTransient) | |||
1950 | EmitBlob = true; | |||
1951 | } else { | |||
1952 | // The source location entry is a buffer. The blob associated | |||
1953 | // with this entry contains the contents of the buffer. | |||
1954 | ||||
1955 | // We add one to the size so that we capture the trailing NULL | |||
1956 | // that is required by llvm::MemoryBuffer::getMemBuffer (on | |||
1957 | // the reader side). | |||
1958 | const llvm::MemoryBuffer *Buffer = | |||
1959 | Content->getBuffer(PP.getDiagnostics(), PP.getFileManager()); | |||
1960 | StringRef Name = Buffer->getBufferIdentifier(); | |||
1961 | Stream.EmitRecordWithBlob(SLocBufferAbbrv, Record, | |||
1962 | StringRef(Name.data(), Name.size() + 1)); | |||
1963 | EmitBlob = true; | |||
1964 | ||||
1965 | if (Name == "<built-in>") | |||
1966 | PreloadSLocs.push_back(SLocEntryOffsets.size()); | |||
1967 | } | |||
1968 | ||||
1969 | if (EmitBlob) { | |||
1970 | // Include the implicit terminating null character in the on-disk buffer | |||
1971 | // if we're writing it uncompressed. | |||
1972 | const llvm::MemoryBuffer *Buffer = | |||
1973 | Content->getBuffer(PP.getDiagnostics(), PP.getFileManager()); | |||
1974 | StringRef Blob(Buffer->getBufferStart(), Buffer->getBufferSize() + 1); | |||
1975 | emitBlob(Stream, Blob, SLocBufferBlobCompressedAbbrv, | |||
1976 | SLocBufferBlobAbbrv); | |||
1977 | } | |||
1978 | } else { | |||
1979 | // The source location entry is a macro expansion. | |||
1980 | const SrcMgr::ExpansionInfo &Expansion = SLoc->getExpansion(); | |||
1981 | AddSourceLocation(Expansion.getSpellingLoc(), Record); | |||
1982 | AddSourceLocation(Expansion.getExpansionLocStart(), Record); | |||
1983 | AddSourceLocation(Expansion.isMacroArgExpansion() | |||
1984 | ? SourceLocation() | |||
1985 | : Expansion.getExpansionLocEnd(), | |||
1986 | Record); | |||
1987 | Record.push_back(Expansion.isExpansionTokenRange()); | |||
1988 | ||||
1989 | // Compute the token length for this macro expansion. | |||
1990 | unsigned NextOffset = SourceMgr.getNextLocalOffset(); | |||
1991 | if (I + 1 != N) | |||
1992 | NextOffset = SourceMgr.getLocalSLocEntry(I + 1).getOffset(); | |||
1993 | Record.push_back(NextOffset - SLoc->getOffset() - 1); | |||
1994 | Stream.EmitRecordWithAbbrev(SLocExpansionAbbrv, Record); | |||
1995 | } | |||
1996 | } | |||
1997 | ||||
1998 | Stream.ExitBlock(); | |||
1999 | ||||
2000 | if (SLocEntryOffsets.empty()) | |||
2001 | return; | |||
2002 | ||||
2003 | // Write the source-location offsets table into the AST block. This | |||
2004 | // table is used for lazily loading source-location information. | |||
2005 | using namespace llvm; | |||
2006 | ||||
2007 | auto Abbrev = std::make_shared<BitCodeAbbrev>(); | |||
2008 | Abbrev->Add(BitCodeAbbrevOp(SOURCE_LOCATION_OFFSETS)); | |||
2009 | Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::VBR, 16)); // # of slocs | |||
2010 | Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::VBR, 16)); // total size | |||
2011 | Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Blob)); // offsets | |||
2012 | unsigned SLocOffsetsAbbrev = Stream.EmitAbbrev(std::move(Abbrev)); | |||
2013 | { | |||
2014 | RecordData::value_type Record[] = { | |||
2015 | SOURCE_LOCATION_OFFSETS, SLocEntryOffsets.size(), | |||
2016 | SourceMgr.getNextLocalOffset() - 1 /* skip dummy */}; | |||
2017 | Stream.EmitRecordWithBlob(SLocOffsetsAbbrev, Record, | |||
2018 | bytes(SLocEntryOffsets)); | |||
2019 | } | |||
2020 | // Write the source location entry preloads array, telling the AST | |||
2021 | // reader which source locations entries it should load eagerly. | |||
2022 | Stream.EmitRecord(SOURCE_LOCATION_PRELOADS, PreloadSLocs); | |||
2023 | ||||
2024 | // Write the line table. It depends on remapping working, so it must come | |||
2025 | // after the source location offsets. | |||
2026 | if (SourceMgr.hasLineTable()) { | |||
2027 | LineTableInfo &LineTable = SourceMgr.getLineTable(); | |||
2028 | ||||
2029 | Record.clear(); | |||
2030 | ||||
2031 | // Emit the needed file names. | |||
2032 | llvm::DenseMap<int, int> FilenameMap; | |||
2033 | FilenameMap[-1] = -1; // For unspecified filenames. | |||
2034 | for (const auto &L : LineTable) { | |||
2035 | if (L.first.ID < 0) | |||
2036 | continue; | |||
2037 | for (auto &LE : L.second) { | |||
2038 | if (FilenameMap.insert(std::make_pair(LE.FilenameID, | |||
2039 | FilenameMap.size() - 1)).second) | |||
2040 | AddPath(LineTable.getFilename(LE.FilenameID), Record); | |||
2041 | } | |||
2042 | } | |||
2043 | Record.push_back(0); | |||
2044 | ||||
2045 | // Emit the line entries | |||
2046 | for (const auto &L : LineTable) { | |||
2047 | // Only emit entries for local files. | |||
2048 | if (L.first.ID < 0) | |||
2049 | continue; | |||
2050 | ||||
2051 | // Emit the file ID | |||
2052 | Record.push_back(L.first.ID); | |||
2053 | ||||
2054 | // Emit the line entries | |||
2055 | Record.push_back(L.second.size()); | |||
2056 | for (const auto &LE : L.second) { | |||
2057 | Record.push_back(LE.FileOffset); | |||
2058 | Record.push_back(LE.LineNo); | |||
2059 | Record.push_back(FilenameMap[LE.FilenameID]); | |||
2060 | Record.push_back((unsigned)LE.FileKind); | |||
2061 | Record.push_back(LE.IncludeOffset); | |||
2062 | } | |||
2063 | } | |||
2064 | ||||
2065 | Stream.EmitRecord(SOURCE_MANAGER_LINE_TABLE, Record); | |||
2066 | } | |||
2067 | } | |||
2068 | ||||
2069 | //===----------------------------------------------------------------------===// | |||
2070 | // Preprocessor Serialization | |||
2071 | //===----------------------------------------------------------------------===// | |||
2072 | ||||
2073 | static bool shouldIgnoreMacro(MacroDirective *MD, bool IsModule, | |||
2074 | const Preprocessor &PP) { | |||
2075 | if (MacroInfo *MI = MD->getMacroInfo()) | |||
2076 | if (MI->isBuiltinMacro()) | |||
2077 | return true; | |||
2078 | ||||
2079 | if (IsModule) { | |||
2080 | SourceLocation Loc = MD->getLocation(); | |||
2081 | if (Loc.isInvalid()) | |||
2082 | return true; | |||
2083 | if (PP.getSourceManager().getFileID(Loc) == PP.getPredefinesFileID()) | |||
2084 | return true; | |||
2085 | } | |||
2086 | ||||
2087 | return false; | |||
2088 | } | |||
2089 | ||||
2090 | /// Writes the block containing the serialized form of the | |||
2091 | /// preprocessor. | |||
2092 | void ASTWriter::WritePreprocessor(const Preprocessor &PP, bool IsModule) { | |||
2093 | PreprocessingRecord *PPRec = PP.getPreprocessingRecord(); | |||
2094 | if (PPRec) | |||
2095 | WritePreprocessorDetail(*PPRec); | |||
2096 | ||||
2097 | RecordData Record; | |||
2098 | RecordData ModuleMacroRecord; | |||
2099 | ||||
2100 | // If the preprocessor __COUNTER__ value has been bumped, remember it. | |||
2101 | if (PP.getCounterValue() != 0) { | |||
2102 | RecordData::value_type Record[] = {PP.getCounterValue()}; | |||
2103 | Stream.EmitRecord(PP_COUNTER_VALUE, Record); | |||
2104 | } | |||
2105 | ||||
2106 | if (PP.isRecordingPreamble() && PP.hasRecordedPreamble()) { | |||
2107 | assert(!IsModule)((!IsModule) ? static_cast<void> (0) : __assert_fail ("!IsModule" , "/build/llvm-toolchain-snapshot-11~++20200309111110+2c36c23f347/clang/lib/Serialization/ASTWriter.cpp" , 2107, __PRETTY_FUNCTION__)); | |||
2108 | auto SkipInfo = PP.getPreambleSkipInfo(); | |||
2109 | if (SkipInfo.hasValue()) { | |||
2110 | Record.push_back(true); | |||
2111 | AddSourceLocation(SkipInfo->HashTokenLoc, Record); | |||
2112 | AddSourceLocation(SkipInfo->IfTokenLoc, Record); | |||
2113 | Record.push_back(SkipInfo->FoundNonSkipPortion); | |||
2114 | Record.push_back(SkipInfo->FoundElse); | |||
2115 | AddSourceLocation(SkipInfo->ElseLoc, Record); | |||
2116 | } else { | |||
2117 | Record.push_back(false); | |||
2118 | } | |||
2119 | for (const auto &Cond : PP.getPreambleConditionalStack()) { | |||
2120 | AddSourceLocation(Cond.IfLoc, Record); | |||
2121 | Record.push_back(Cond.WasSkipping); | |||
2122 | Record.push_back(Cond.FoundNonSkip); | |||
2123 | Record.push_back(Cond.FoundElse); | |||
2124 | } | |||
2125 | Stream.EmitRecord(PP_CONDITIONAL_STACK, Record); | |||
2126 | Record.clear(); | |||
2127 | } | |||
2128 | ||||
2129 | // Enter the preprocessor block. | |||
2130 | Stream.EnterSubblock(PREPROCESSOR_BLOCK_ID, 3); | |||
2131 | ||||
2132 | // If the AST file contains __DATE__ or __TIME__ emit a warning about this. | |||
2133 | // FIXME: Include a location for the use, and say which one was used. | |||
2134 | if (PP.SawDateOrTime()) | |||
2135 | PP.Diag(SourceLocation(), diag::warn_module_uses_date_time) << IsModule; | |||
2136 | ||||
2137 | // Loop over all the macro directives that are live at the end of the file, | |||
2138 | // emitting each to the PP section. | |||
2139 | ||||
2140 | // Construct the list of identifiers with macro directives that need to be | |||
2141 | // serialized. | |||
2142 | SmallVector<const IdentifierInfo *, 128> MacroIdentifiers; | |||
2143 | for (auto &Id : PP.getIdentifierTable()) | |||
2144 | if (Id.second->hadMacroDefinition() && | |||
2145 | (!Id.second->isFromAST() || | |||
2146 | Id.second->hasChangedSinceDeserialization())) | |||
2147 | MacroIdentifiers.push_back(Id.second); | |||
2148 | // Sort the set of macro definitions that need to be serialized by the | |||
2149 | // name of the macro, to provide a stable ordering. | |||
2150 | llvm::sort(MacroIdentifiers, llvm::deref<std::less<>>()); | |||
2151 | ||||
2152 | // Emit the macro directives as a list and associate the offset with the | |||
2153 | // identifier they belong to. | |||
2154 | for (const IdentifierInfo *Name : MacroIdentifiers) { | |||
2155 | MacroDirective *MD = PP.getLocalMacroDirectiveHistory(Name); | |||
2156 | auto StartOffset = Stream.GetCurrentBitNo(); | |||
2157 | ||||
2158 | // Emit the macro directives in reverse source order. | |||
2159 | for (; MD; MD = MD->getPrevious()) { | |||
2160 | // Once we hit an ignored macro, we're done: the rest of the chain | |||
2161 | // will all be ignored macros. | |||
2162 | if (shouldIgnoreMacro(MD, IsModule, PP)) | |||
2163 | break; | |||
2164 | ||||
2165 | AddSourceLocation(MD->getLocation(), Record); | |||
2166 | Record.push_back(MD->getKind()); | |||
2167 | if (auto *DefMD = dyn_cast<DefMacroDirective>(MD)) { | |||
2168 | Record.push_back(getMacroRef(DefMD->getInfo(), Name)); | |||
2169 | } else if (auto *VisMD = dyn_cast<VisibilityMacroDirective>(MD)) { | |||
2170 | Record.push_back(VisMD->isPublic()); | |||
2171 | } | |||
2172 | } | |||
2173 | ||||
2174 | // Write out any exported module macros. | |||
2175 | bool EmittedModuleMacros = false; | |||
2176 | // We write out exported module macros for PCH as well. | |||
2177 | auto Leafs = PP.getLeafModuleMacros(Name); | |||
2178 | SmallVector<ModuleMacro*, 8> Worklist(Leafs.begin(), Leafs.end()); | |||
2179 | llvm::DenseMap<ModuleMacro*, unsigned> Visits; | |||
2180 | while (!Worklist.empty()) { | |||
2181 | auto *Macro = Worklist.pop_back_val(); | |||
2182 | ||||
2183 | // Emit a record indicating this submodule exports this macro. | |||
2184 | ModuleMacroRecord.push_back( | |||
2185 | getSubmoduleID(Macro->getOwningModule())); | |||
2186 | ModuleMacroRecord.push_back(getMacroRef(Macro->getMacroInfo(), Name)); | |||
2187 | for (auto *M : Macro->overrides()) | |||
2188 | ModuleMacroRecord.push_back(getSubmoduleID(M->getOwningModule())); | |||
2189 | ||||
2190 | Stream.EmitRecord(PP_MODULE_MACRO, ModuleMacroRecord); | |||
2191 | ModuleMacroRecord.clear(); | |||
2192 | ||||
2193 | // Enqueue overridden macros once we've visited all their ancestors. | |||
2194 | for (auto *M : Macro->overrides()) | |||
2195 | if (++Visits[M] == M->getNumOverridingMacros()) | |||
2196 | Worklist.push_back(M); | |||
2197 | ||||
2198 | EmittedModuleMacros = true; | |||
2199 | } | |||
2200 | ||||
2201 | if (Record.empty() && !EmittedModuleMacros) | |||
2202 | continue; | |||
2203 | ||||
2204 | IdentMacroDirectivesOffsetMap[Name] = StartOffset; | |||
2205 | Stream.EmitRecord(PP_MACRO_DIRECTIVE_HISTORY, Record); | |||
2206 | Record.clear(); | |||
2207 | } | |||
2208 | ||||
2209 | /// Offsets of each of the macros into the bitstream, indexed by | |||
2210 | /// the local macro ID | |||
2211 | /// | |||
2212 | /// For each identifier that is associated with a macro, this map | |||
2213 | /// provides the offset into the bitstream where that macro is | |||
2214 | /// defined. | |||
2215 | std::vector<uint32_t> MacroOffsets; | |||
2216 | ||||
2217 | for (unsigned I = 0, N = MacroInfosToEmit.size(); I != N; ++I) { | |||
2218 | const IdentifierInfo *Name = MacroInfosToEmit[I].Name; | |||
2219 | MacroInfo *MI = MacroInfosToEmit[I].MI; | |||
2220 | MacroID ID = MacroInfosToEmit[I].ID; | |||
2221 | ||||
2222 | if (ID < FirstMacroID) { | |||
2223 | assert(0 && "Loaded MacroInfo entered MacroInfosToEmit ?")((0 && "Loaded MacroInfo entered MacroInfosToEmit ?") ? static_cast<void> (0) : __assert_fail ("0 && \"Loaded MacroInfo entered MacroInfosToEmit ?\"" , "/build/llvm-toolchain-snapshot-11~++20200309111110+2c36c23f347/clang/lib/Serialization/ASTWriter.cpp" , 2223, __PRETTY_FUNCTION__)); | |||
2224 | continue; | |||
2225 | } | |||
2226 | ||||
2227 | // Record the local offset of this macro. | |||
2228 | unsigned Index = ID - FirstMacroID; | |||
2229 | if (Index == MacroOffsets.size()) | |||
2230 | MacroOffsets.push_back(Stream.GetCurrentBitNo()); | |||
2231 | else { | |||
2232 | if (Index > MacroOffsets.size()) | |||
2233 | MacroOffsets.resize(Index + 1); | |||
2234 | ||||
2235 | MacroOffsets[Index] = Stream.GetCurrentBitNo(); | |||
2236 | } | |||
2237 | ||||
2238 | AddIdentifierRef(Name, Record); | |||
2239 | AddSourceLocation(MI->getDefinitionLoc(), Record); | |||
2240 | AddSourceLocation(MI->getDefinitionEndLoc(), Record); | |||
2241 | Record.push_back(MI->isUsed()); | |||
2242 | Record.push_back(MI->isUsedForHeaderGuard()); | |||
2243 | unsigned Code; | |||
2244 | if (MI->isObjectLike()) { | |||
2245 | Code = PP_MACRO_OBJECT_LIKE; | |||
2246 | } else { | |||
2247 | Code = PP_MACRO_FUNCTION_LIKE; | |||
2248 | ||||
2249 | Record.push_back(MI->isC99Varargs()); | |||
2250 | Record.push_back(MI->isGNUVarargs()); | |||
2251 | Record.push_back(MI->hasCommaPasting()); | |||
2252 | Record.push_back(MI->getNumParams()); | |||
2253 | for (const IdentifierInfo *Param : MI->params()) | |||
2254 | AddIdentifierRef(Param, Record); | |||
2255 | } | |||
2256 | ||||
2257 | // If we have a detailed preprocessing record, record the macro definition | |||
2258 | // ID that corresponds to this macro. | |||
2259 | if (PPRec) | |||
2260 | Record.push_back(MacroDefinitions[PPRec->findMacroDefinition(MI)]); | |||
2261 | ||||
2262 | Stream.EmitRecord(Code, Record); | |||
2263 | Record.clear(); | |||
2264 | ||||
2265 | // Emit the tokens array. | |||
2266 | for (unsigned TokNo = 0, e = MI->getNumTokens(); TokNo != e; ++TokNo) { | |||
2267 | // Note that we know that the preprocessor does not have any annotation | |||
2268 | // tokens in it because they are created by the parser, and thus can't | |||
2269 | // be in a macro definition. | |||
2270 | const Token &Tok = MI->getReplacementToken(TokNo); | |||
2271 | AddToken(Tok, Record); | |||
2272 | Stream.EmitRecord(PP_TOKEN, Record); | |||
2273 | Record.clear(); | |||
2274 | } | |||
2275 | ++NumMacros; | |||
2276 | } | |||
2277 | ||||
2278 | Stream.ExitBlock(); | |||
2279 | ||||
2280 | // Write the offsets table for macro IDs. | |||
2281 | using namespace llvm; | |||
2282 | ||||
2283 | auto Abbrev = std::make_shared<BitCodeAbbrev>(); | |||
2284 | Abbrev->Add(BitCodeAbbrevOp(MACRO_OFFSET)); | |||
2285 | Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 32)); // # of macros | |||
2286 | Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 32)); // first ID | |||
2287 | Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Blob)); | |||
2288 | ||||
2289 | unsigned MacroOffsetAbbrev = Stream.EmitAbbrev(std::move(Abbrev)); | |||
2290 | { | |||
2291 | RecordData::value_type Record[] = {MACRO_OFFSET, MacroOffsets.size(), | |||
2292 | FirstMacroID - NUM_PREDEF_MACRO_IDS}; | |||
2293 | Stream.EmitRecordWithBlob(MacroOffsetAbbrev, Record, bytes(MacroOffsets)); | |||
2294 | } | |||
2295 | } | |||
2296 | ||||
2297 | void ASTWriter::WritePreprocessorDetail(PreprocessingRecord &PPRec) { | |||
2298 | if (PPRec.local_begin() == PPRec.local_end()) | |||
2299 | return; | |||
2300 | ||||
2301 | SmallVector<PPEntityOffset, 64> PreprocessedEntityOffsets; | |||
2302 | ||||
2303 | // Enter the preprocessor block. | |||
2304 | Stream.EnterSubblock(PREPROCESSOR_DETAIL_BLOCK_ID, 3); | |||
2305 | ||||
2306 | // If the preprocessor has a preprocessing record, emit it. | |||
2307 | unsigned NumPreprocessingRecords = 0; | |||
2308 | using namespace llvm; | |||
2309 | ||||
2310 | // Set up the abbreviation for | |||
2311 | unsigned InclusionAbbrev = 0; | |||
2312 | { | |||
2313 | auto Abbrev = std::make_shared<BitCodeAbbrev>(); | |||
2314 | Abbrev->Add(BitCodeAbbrevOp(PPD_INCLUSION_DIRECTIVE)); | |||
2315 | Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 32)); // filename length | |||
2316 | Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 1)); // in quotes | |||
2317 | Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 2)); // kind | |||
2318 | Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 1)); // imported module | |||
2319 | Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Blob)); | |||
2320 | InclusionAbbrev = Stream.EmitAbbrev(std::move(Abbrev)); | |||
2321 | } | |||
2322 | ||||
2323 | unsigned FirstPreprocessorEntityID | |||
2324 | = (Chain ? PPRec.getNumLoadedPreprocessedEntities() : 0) | |||
2325 | + NUM_PREDEF_PP_ENTITY_IDS; | |||
2326 | unsigned NextPreprocessorEntityID = FirstPreprocessorEntityID; | |||
2327 | RecordData Record; | |||
2328 | for (PreprocessingRecord::iterator E = PPRec.local_begin(), | |||
2329 | EEnd = PPRec.local_end(); | |||
2330 | E != EEnd; | |||
2331 | (void)++E, ++NumPreprocessingRecords, ++NextPreprocessorEntityID) { | |||
2332 | Record.clear(); | |||
2333 | ||||
2334 | PreprocessedEntityOffsets.push_back( | |||
2335 | PPEntityOffset((*E)->getSourceRange(), Stream.GetCurrentBitNo())); | |||
2336 | ||||
2337 | if (auto *MD = dyn_cast<MacroDefinitionRecord>(*E)) { | |||
2338 | // Record this macro definition's ID. | |||
2339 | MacroDefinitions[MD] = NextPreprocessorEntityID; | |||
2340 | ||||
2341 | AddIdentifierRef(MD->getName(), Record); | |||
2342 | Stream.EmitRecord(PPD_MACRO_DEFINITION, Record); | |||
2343 | continue; | |||
2344 | } | |||
2345 | ||||
2346 | if (auto *ME = dyn_cast<MacroExpansion>(*E)) { | |||
2347 | Record.push_back(ME->isBuiltinMacro()); | |||
2348 | if (ME->isBuiltinMacro()) | |||
2349 | AddIdentifierRef(ME->getName(), Record); | |||
2350 | else | |||
2351 | Record.push_back(MacroDefinitions[ME->getDefinition()]); | |||
2352 | Stream.EmitRecord(PPD_MACRO_EXPANSION, Record); | |||
2353 | continue; | |||
2354 | } | |||
2355 | ||||
2356 | if (auto *ID = dyn_cast<InclusionDirective>(*E)) { | |||
2357 | Record.push_back(PPD_INCLUSION_DIRECTIVE); | |||
2358 | Record.push_back(ID->getFileName().size()); | |||
2359 | Record.push_back(ID->wasInQuotes()); | |||
2360 | Record.push_back(static_cast<unsigned>(ID->getKind())); | |||
2361 | Record.push_back(ID->importedModule()); | |||
2362 | SmallString<64> Buffer; | |||
2363 | Buffer += ID->getFileName(); | |||
2364 | // Check that the FileEntry is not null because it was not resolved and | |||
2365 | // we create a PCH even with compiler errors. | |||
2366 | if (ID->getFile()) | |||
2367 | Buffer += ID->getFile()->getName(); | |||
2368 | Stream.EmitRecordWithBlob(InclusionAbbrev, Record, Buffer); | |||
2369 | continue; | |||
2370 | } | |||
2371 | ||||
2372 | llvm_unreachable("Unhandled PreprocessedEntity in ASTWriter")::llvm::llvm_unreachable_internal("Unhandled PreprocessedEntity in ASTWriter" , "/build/llvm-toolchain-snapshot-11~++20200309111110+2c36c23f347/clang/lib/Serialization/ASTWriter.cpp" , 2372); | |||
2373 | } | |||
2374 | Stream.ExitBlock(); | |||
2375 | ||||
2376 | // Write the offsets table for the preprocessing record. | |||
2377 | if (NumPreprocessingRecords > 0) { | |||
2378 | assert(PreprocessedEntityOffsets.size() == NumPreprocessingRecords)((PreprocessedEntityOffsets.size() == NumPreprocessingRecords ) ? static_cast<void> (0) : __assert_fail ("PreprocessedEntityOffsets.size() == NumPreprocessingRecords" , "/build/llvm-toolchain-snapshot-11~++20200309111110+2c36c23f347/clang/lib/Serialization/ASTWriter.cpp" , 2378, __PRETTY_FUNCTION__)); | |||
2379 | ||||
2380 | // Write the offsets table for identifier IDs. | |||
2381 | using namespace llvm; | |||
2382 | ||||
2383 | auto Abbrev = std::make_shared<BitCodeAbbrev>(); | |||
2384 | Abbrev->Add(BitCodeAbbrevOp(PPD_ENTITIES_OFFSETS)); | |||
2385 | Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 32)); // first pp entity | |||
2386 | Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Blob)); | |||
2387 | unsigned PPEOffsetAbbrev = Stream.EmitAbbrev(std::move(Abbrev)); | |||
2388 | ||||
2389 | RecordData::value_type Record[] = {PPD_ENTITIES_OFFSETS, | |||
2390 | FirstPreprocessorEntityID - | |||
2391 | NUM_PREDEF_PP_ENTITY_IDS}; | |||
2392 | Stream.EmitRecordWithBlob(PPEOffsetAbbrev, Record, | |||
2393 | bytes(PreprocessedEntityOffsets)); | |||
2394 | } | |||
2395 | ||||
2396 | // Write the skipped region table for the preprocessing record. | |||
2397 | ArrayRef<SourceRange> SkippedRanges = PPRec.getSkippedRanges(); | |||
2398 | if (SkippedRanges.size() > 0) { | |||
2399 | std::vector<PPSkippedRange> SerializedSkippedRanges; | |||
2400 | SerializedSkippedRanges.reserve(SkippedRanges.size()); | |||
2401 | for (auto const& Range : SkippedRanges) | |||
2402 | SerializedSkippedRanges.emplace_back(Range); | |||
2403 | ||||
2404 | using namespace llvm; | |||
2405 | auto Abbrev = std::make_shared<BitCodeAbbrev>(); | |||
2406 | Abbrev->Add(BitCodeAbbrevOp(PPD_SKIPPED_RANGES)); | |||
2407 | Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Blob)); | |||
2408 | unsigned PPESkippedRangeAbbrev = Stream.EmitAbbrev(std::move(Abbrev)); | |||
2409 | ||||
2410 | Record.clear(); | |||
2411 | Record.push_back(PPD_SKIPPED_RANGES); | |||
2412 | Stream.EmitRecordWithBlob(PPESkippedRangeAbbrev, Record, | |||
2413 | bytes(SerializedSkippedRanges)); | |||
2414 | } | |||
2415 | } | |||
2416 | ||||
2417 | unsigned ASTWriter::getLocalOrImportedSubmoduleID(Module *Mod) { | |||
2418 | if (!Mod) | |||
2419 | return 0; | |||
2420 | ||||
2421 | llvm::DenseMap<Module *, unsigned>::iterator Known = SubmoduleIDs.find(Mod); | |||
2422 | if (Known != SubmoduleIDs.end()) | |||
2423 | return Known->second; | |||
2424 | ||||
2425 | auto *Top = Mod->getTopLevelModule(); | |||
2426 | if (Top != WritingModule && | |||
2427 | (getLangOpts().CompilingPCH || | |||
2428 | !Top->fullModuleNameIs(StringRef(getLangOpts().CurrentModule)))) | |||
2429 | return 0; | |||
2430 | ||||
2431 | return SubmoduleIDs[Mod] = NextSubmoduleID++; | |||
2432 | } | |||
2433 | ||||
2434 | unsigned ASTWriter::getSubmoduleID(Module *Mod) { | |||
2435 | // FIXME: This can easily happen, if we have a reference to a submodule that | |||
2436 | // did not result in us loading a module file for that submodule. For | |||
2437 | // instance, a cross-top-level-module 'conflict' declaration will hit this. | |||
2438 | unsigned ID = getLocalOrImportedSubmoduleID(Mod); | |||
2439 | assert((ID || !Mod) &&(((ID || !Mod) && "asked for module ID for non-local, non-imported module" ) ? static_cast<void> (0) : __assert_fail ("(ID || !Mod) && \"asked for module ID for non-local, non-imported module\"" , "/build/llvm-toolchain-snapshot-11~++20200309111110+2c36c23f347/clang/lib/Serialization/ASTWriter.cpp" , 2440, __PRETTY_FUNCTION__)) | |||
2440 | "asked for module ID for non-local, non-imported module")(((ID || !Mod) && "asked for module ID for non-local, non-imported module" ) ? static_cast<void> (0) : __assert_fail ("(ID || !Mod) && \"asked for module ID for non-local, non-imported module\"" , "/build/llvm-toolchain-snapshot-11~++20200309111110+2c36c23f347/clang/lib/Serialization/ASTWriter.cpp" , 2440, __PRETTY_FUNCTION__)); | |||
2441 | return ID; | |||
2442 | } | |||
2443 | ||||
2444 | /// Compute the number of modules within the given tree (including the | |||
2445 | /// given module). | |||
2446 | static unsigned getNumberOfModules(Module *Mod) { | |||
2447 | unsigned ChildModules = 0; | |||
2448 | for (auto Sub = Mod->submodule_begin(), SubEnd = Mod->submodule_end(); | |||
2449 | Sub != SubEnd; ++Sub) | |||
2450 | ChildModules += getNumberOfModules(*Sub); | |||
2451 | ||||
2452 | return ChildModules + 1; | |||
2453 | } | |||
2454 | ||||
2455 | void ASTWriter::WriteSubmodules(Module *WritingModule) { | |||
2456 | // Enter the submodule description block. | |||
2457 | Stream.EnterSubblock(SUBMODULE_BLOCK_ID, /*bits for abbreviations*/5); | |||
2458 | ||||
2459 | // Write the abbreviations needed for the submodules block. | |||
2460 | using namespace llvm; | |||
2461 | ||||
2462 | auto Abbrev = std::make_shared<BitCodeAbbrev>(); | |||
2463 | Abbrev->Add(BitCodeAbbrevOp(SUBMODULE_DEFINITION)); | |||
2464 | Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::VBR, 6)); // ID | |||
2465 | Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::VBR, 6)); // Parent | |||
2466 | Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 2)); // Kind | |||
2467 | Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 1)); // IsFramework | |||
2468 | Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 1)); // IsExplicit | |||
2469 | Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 1)); // IsSystem | |||
2470 | Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 1)); // IsExternC | |||
2471 | Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 1)); // InferSubmodules... | |||
2472 | Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 1)); // InferExplicit... | |||
2473 | Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 1)); // InferExportWild... | |||
2474 | Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 1)); // ConfigMacrosExh... | |||
2475 | Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 1)); // ModuleMapIsPriv... | |||
2476 | Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Blob)); // Name | |||
2477 | unsigned DefinitionAbbrev = Stream.EmitAbbrev(std::move(Abbrev)); | |||
2478 | ||||
2479 | Abbrev = std::make_shared<BitCodeAbbrev>(); | |||
2480 | Abbrev->Add(BitCodeAbbrevOp(SUBMODULE_UMBRELLA_HEADER)); | |||
2481 | Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Blob)); // Name | |||
2482 | unsigned UmbrellaAbbrev = Stream.EmitAbbrev(std::move(Abbrev)); | |||
2483 | ||||
2484 | Abbrev = std::make_shared<BitCodeAbbrev>(); | |||
2485 | Abbrev->Add(BitCodeAbbrevOp(SUBMODULE_HEADER)); | |||
2486 | Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Blob)); // Name | |||
2487 | unsigned HeaderAbbrev = Stream.EmitAbbrev(std::move(Abbrev)); | |||
2488 | ||||
2489 | Abbrev = std::make_shared<BitCodeAbbrev>(); | |||
2490 | Abbrev->Add(BitCodeAbbrevOp(SUBMODULE_TOPHEADER)); | |||
2491 | Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Blob)); // Name | |||
2492 | unsigned TopHeaderAbbrev = Stream.EmitAbbrev(std::move(Abbrev)); | |||
2493 | ||||
2494 | Abbrev = std::make_shared<BitCodeAbbrev>(); | |||
2495 | Abbrev->Add(BitCodeAbbrevOp(SUBMODULE_UMBRELLA_DIR)); | |||
2496 | Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Blob)); // Name | |||
2497 | unsigned UmbrellaDirAbbrev = Stream.EmitAbbrev(std::move(Abbrev)); | |||
2498 | ||||
2499 | Abbrev = std::make_shared<BitCodeAbbrev>(); | |||
2500 | Abbrev->Add(BitCodeAbbrevOp(SUBMODULE_REQUIRES)); | |||
2501 | Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 1)); // State | |||
2502 | Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Blob)); // Feature | |||
2503 | unsigned RequiresAbbrev = Stream.EmitAbbrev(std::move(Abbrev)); | |||
2504 | ||||
2505 | Abbrev = std::make_shared<BitCodeAbbrev>(); | |||
2506 | Abbrev->Add(BitCodeAbbrevOp(SUBMODULE_EXCLUDED_HEADER)); | |||
2507 | Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Blob)); // Name | |||
2508 | unsigned ExcludedHeaderAbbrev = Stream.EmitAbbrev(std::move(Abbrev)); | |||
2509 | ||||
2510 | Abbrev = std::make_shared<BitCodeAbbrev>(); | |||
2511 | Abbrev->Add(BitCodeAbbrevOp(SUBMODULE_TEXTUAL_HEADER)); | |||
2512 | Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Blob)); // Name | |||
2513 | unsigned TextualHeaderAbbrev = Stream.EmitAbbrev(std::move(Abbrev)); | |||
2514 | ||||
2515 | Abbrev = std::make_shared<BitCodeAbbrev>(); | |||
2516 | Abbrev->Add(BitCodeAbbrevOp(SUBMODULE_PRIVATE_HEADER)); | |||
2517 | Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Blob)); // Name | |||
2518 | unsigned PrivateHeaderAbbrev = Stream.EmitAbbrev(std::move(Abbrev)); | |||
2519 | ||||
2520 | Abbrev = std::make_shared<BitCodeAbbrev>(); | |||
2521 | Abbrev->Add(BitCodeAbbrevOp(SUBMODULE_PRIVATE_TEXTUAL_HEADER)); | |||
2522 | Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Blob)); // Name | |||
2523 | unsigned PrivateTextualHeaderAbbrev = Stream.EmitAbbrev(std::move(Abbrev)); | |||
2524 | ||||
2525 | Abbrev = std::make_shared<BitCodeAbbrev>(); | |||
2526 | Abbrev->Add(BitCodeAbbrevOp(SUBMODULE_LINK_LIBRARY)); | |||
2527 | Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 1)); // IsFramework | |||
2528 | Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Blob)); // Name | |||
2529 | unsigned LinkLibraryAbbrev = Stream.EmitAbbrev(std::move(Abbrev)); | |||
2530 | ||||
2531 | Abbrev = std::make_shared<BitCodeAbbrev>(); | |||
2532 | Abbrev->Add(BitCodeAbbrevOp(SUBMODULE_CONFIG_MACRO)); | |||
2533 | Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Blob)); // Macro name | |||
2534 | unsigned ConfigMacroAbbrev = Stream.EmitAbbrev(std::move(Abbrev)); | |||
2535 | ||||
2536 | Abbrev = std::make_shared<BitCodeAbbrev>(); | |||
2537 | Abbrev->Add(BitCodeAbbrevOp(SUBMODULE_CONFLICT)); | |||
2538 | Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::VBR, 6)); // Other module | |||
2539 | Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Blob)); // Message | |||
2540 | unsigned ConflictAbbrev = Stream.EmitAbbrev(std::move(Abbrev)); | |||
2541 | ||||
2542 | Abbrev = std::make_shared<BitCodeAbbrev>(); | |||
2543 | Abbrev->Add(BitCodeAbbrevOp(SUBMODULE_EXPORT_AS)); | |||
2544 | Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Blob)); // Macro name | |||
2545 | unsigned ExportAsAbbrev = Stream.EmitAbbrev(std::move(Abbrev)); | |||
2546 | ||||
2547 | // Write the submodule metadata block. | |||
2548 | RecordData::value_type Record[] = { | |||
2549 | getNumberOfModules(WritingModule), | |||
2550 | FirstSubmoduleID - NUM_PREDEF_SUBMODULE_IDS}; | |||
2551 | Stream.EmitRecord(SUBMODULE_METADATA, Record); | |||
2552 | ||||
2553 | // Write all of the submodules. | |||
2554 | std::queue<Module *> Q; | |||
2555 | Q.push(WritingModule); | |||
2556 | while (!Q.empty()) { | |||
2557 | Module *Mod = Q.front(); | |||
2558 | Q.pop(); | |||
2559 | unsigned ID = getSubmoduleID(Mod); | |||
2560 | ||||
2561 | uint64_t ParentID = 0; | |||
2562 | if (Mod->Parent) { | |||
2563 | assert(SubmoduleIDs[Mod->Parent] && "Submodule parent not written?")((SubmoduleIDs[Mod->Parent] && "Submodule parent not written?" ) ? static_cast<void> (0) : __assert_fail ("SubmoduleIDs[Mod->Parent] && \"Submodule parent not written?\"" , "/build/llvm-toolchain-snapshot-11~++20200309111110+2c36c23f347/clang/lib/Serialization/ASTWriter.cpp" , 2563, __PRETTY_FUNCTION__)); | |||
2564 | ParentID = SubmoduleIDs[Mod->Parent]; | |||
2565 | } | |||
2566 | ||||
2567 | // Emit the definition of the block. | |||
2568 | { | |||
2569 | RecordData::value_type Record[] = {SUBMODULE_DEFINITION, | |||
2570 | ID, | |||
2571 | ParentID, | |||
2572 | (RecordData::value_type)Mod->Kind, | |||
2573 | Mod->IsFramework, | |||
2574 | Mod->IsExplicit, | |||
2575 | Mod->IsSystem, | |||
2576 | Mod->IsExternC, | |||
2577 | Mod->InferSubmodules, | |||
2578 | Mod->InferExplicitSubmodules, | |||
2579 | Mod->InferExportWildcard, | |||
2580 | Mod->ConfigMacrosExhaustive, | |||
2581 | Mod->ModuleMapIsPrivate}; | |||
2582 | Stream.EmitRecordWithBlob(DefinitionAbbrev, Record, Mod->Name); | |||
2583 | } | |||
2584 | ||||
2585 | // Emit the requirements. | |||
2586 | for (const auto &R : Mod->Requirements) { | |||
2587 | RecordData::value_type Record[] = {SUBMODULE_REQUIRES, R.second}; | |||
2588 | Stream.EmitRecordWithBlob(RequiresAbbrev, Record, R.first); | |||
2589 | } | |||
2590 | ||||
2591 | // Emit the umbrella header, if there is one. | |||
2592 | if (auto UmbrellaHeader = Mod->getUmbrellaHeader()) { | |||
2593 | RecordData::value_type Record[] = {SUBMODULE_UMBRELLA_HEADER}; | |||
2594 | Stream.EmitRecordWithBlob(UmbrellaAbbrev, Record, | |||
2595 | UmbrellaHeader.NameAsWritten); | |||
2596 | } else if (auto UmbrellaDir = Mod->getUmbrellaDir()) { | |||
2597 | RecordData::value_type Record[] = {SUBMODULE_UMBRELLA_DIR}; | |||
2598 | Stream.EmitRecordWithBlob(UmbrellaDirAbbrev, Record, | |||
2599 | UmbrellaDir.NameAsWritten); | |||
2600 | } | |||
2601 | ||||
2602 | // Emit the headers. | |||
2603 | struct { | |||
2604 | unsigned RecordKind; | |||
2605 | unsigned Abbrev; | |||
2606 | Module::HeaderKind HeaderKind; | |||
2607 | } HeaderLists[] = { | |||
2608 | {SUBMODULE_HEADER, HeaderAbbrev, Module::HK_Normal}, | |||
2609 | {SUBMODULE_TEXTUAL_HEADER, TextualHeaderAbbrev, Module::HK_Textual}, | |||
2610 | {SUBMODULE_PRIVATE_HEADER, PrivateHeaderAbbrev, Module::HK_Private}, | |||
2611 | {SUBMODULE_PRIVATE_TEXTUAL_HEADER, PrivateTextualHeaderAbbrev, | |||
2612 | Module::HK_PrivateTextual}, | |||
2613 | {SUBMODULE_EXCLUDED_HEADER, ExcludedHeaderAbbrev, Module::HK_Excluded} | |||
2614 | }; | |||
2615 | for (auto &HL : HeaderLists) { | |||
2616 | RecordData::value_type Record[] = {HL.RecordKind}; | |||
2617 | for (auto &H : Mod->Headers[HL.HeaderKind]) | |||
2618 | Stream.EmitRecordWithBlob(HL.Abbrev, Record, H.NameAsWritten); | |||
2619 | } | |||
2620 | ||||
2621 | // Emit the top headers. | |||
2622 | { | |||
2623 | auto TopHeaders = Mod->getTopHeaders(PP->getFileManager()); | |||
2624 | RecordData::value_type Record[] = {SUBMODULE_TOPHEADER}; | |||
2625 | for (auto *H : TopHeaders) | |||
2626 | Stream.EmitRecordWithBlob(TopHeaderAbbrev, Record, H->getName()); | |||
2627 | } | |||
2628 | ||||
2629 | // Emit the imports. | |||
2630 | if (!Mod->Imports.empty()) { | |||
2631 | RecordData Record; | |||
2632 | for (auto *I : Mod->Imports) | |||
2633 | Record.push_back(getSubmoduleID(I)); | |||
2634 | Stream.EmitRecord(SUBMODULE_IMPORTS, Record); | |||
2635 | } | |||
2636 | ||||
2637 | // Emit the exports. | |||
2638 | if (!Mod->Exports.empty()) { | |||
2639 | RecordData Record; | |||
2640 | for (const auto &E : Mod->Exports) { | |||
2641 | // FIXME: This may fail; we don't require that all exported modules | |||
2642 | // are local or imported. | |||
2643 | Record.push_back(getSubmoduleID(E.getPointer())); | |||
2644 | Record.push_back(E.getInt()); | |||
2645 | } | |||
2646 | Stream.EmitRecord(SUBMODULE_EXPORTS, Record); | |||
2647 | } | |||
2648 | ||||
2649 | //FIXME: How do we emit the 'use'd modules? They may not be submodules. | |||
2650 | // Might be unnecessary as use declarations are only used to build the | |||
2651 | // module itself. | |||
2652 | ||||
2653 | // Emit the link libraries. | |||
2654 | for (const auto &LL : Mod->LinkLibraries) { | |||
2655 | RecordData::value_type Record[] = {SUBMODULE_LINK_LIBRARY, | |||
2656 | LL.IsFramework}; | |||
2657 | Stream.EmitRecordWithBlob(LinkLibraryAbbrev, Record, LL.Library); | |||
2658 | } | |||
2659 | ||||
2660 | // Emit the conflicts. | |||
2661 | for (const auto &C : Mod->Conflicts) { | |||
2662 | // FIXME: This may fail; we don't require that all conflicting modules | |||
2663 | // are local or imported. | |||
2664 | RecordData::value_type Record[] = {SUBMODULE_CONFLICT, | |||
2665 | getSubmoduleID(C.Other)}; | |||
2666 | Stream.EmitRecordWithBlob(ConflictAbbrev, Record, C.Message); | |||
2667 | } | |||
2668 | ||||
2669 | // Emit the configuration macros. | |||
2670 | for (const auto &CM : Mod->ConfigMacros) { | |||
2671 | RecordData::value_type Record[] = {SUBMODULE_CONFIG_MACRO}; | |||
2672 | Stream.EmitRecordWithBlob(ConfigMacroAbbrev, Record, CM); | |||
2673 | } | |||
2674 | ||||
2675 | // Emit the initializers, if any. | |||
2676 | RecordData Inits; | |||
2677 | for (Decl *D : Context->getModuleInitializers(Mod)) | |||
2678 | Inits.push_back(GetDeclRef(D)); | |||
2679 | if (!Inits.empty()) | |||
2680 | Stream.EmitRecord(SUBMODULE_INITIALIZERS, Inits); | |||
2681 | ||||
2682 | // Emit the name of the re-exported module, if any. | |||
2683 | if (!Mod->ExportAsModule.empty()) { | |||
2684 | RecordData::value_type Record[] = {SUBMODULE_EXPORT_AS}; | |||
2685 | Stream.EmitRecordWithBlob(ExportAsAbbrev, Record, Mod->ExportAsModule); | |||
2686 | } | |||
2687 | ||||
2688 | // Queue up the submodules of this module. | |||
2689 | for (auto *M : Mod->submodules()) | |||
2690 | Q.push(M); | |||
2691 | } | |||
2692 | ||||
2693 | Stream.ExitBlock(); | |||
2694 | ||||
2695 | assert((NextSubmoduleID - FirstSubmoduleID ==(((NextSubmoduleID - FirstSubmoduleID == getNumberOfModules(WritingModule )) && "Wrong # of submodules; found a reference to a non-local, " "non-imported submodule?") ? static_cast<void> (0) : __assert_fail ("(NextSubmoduleID - FirstSubmoduleID == getNumberOfModules(WritingModule)) && \"Wrong # of submodules; found a reference to a non-local, \" \"non-imported submodule?\"" , "/build/llvm-toolchain-snapshot-11~++20200309111110+2c36c23f347/clang/lib/Serialization/ASTWriter.cpp" , 2698, __PRETTY_FUNCTION__)) | |||
2696 | getNumberOfModules(WritingModule)) &&(((NextSubmoduleID - FirstSubmoduleID == getNumberOfModules(WritingModule )) && "Wrong # of submodules; found a reference to a non-local, " "non-imported submodule?") ? static_cast<void> (0) : __assert_fail ("(NextSubmoduleID - FirstSubmoduleID == getNumberOfModules(WritingModule)) && \"Wrong # of submodules; found a reference to a non-local, \" \"non-imported submodule?\"" , "/build/llvm-toolchain-snapshot-11~++20200309111110+2c36c23f347/clang/lib/Serialization/ASTWriter.cpp" , 2698, __PRETTY_FUNCTION__)) | |||
2697 | "Wrong # of submodules; found a reference to a non-local, "(((NextSubmoduleID - FirstSubmoduleID == getNumberOfModules(WritingModule )) && "Wrong # of submodules; found a reference to a non-local, " "non-imported submodule?") ? static_cast<void> (0) : __assert_fail ("(NextSubmoduleID - FirstSubmoduleID == getNumberOfModules(WritingModule)) && \"Wrong # of submodules; found a reference to a non-local, \" \"non-imported submodule?\"" , "/build/llvm-toolchain-snapshot-11~++20200309111110+2c36c23f347/clang/lib/Serialization/ASTWriter.cpp" , 2698, __PRETTY_FUNCTION__)) | |||
2698 | "non-imported submodule?")(((NextSubmoduleID - FirstSubmoduleID == getNumberOfModules(WritingModule )) && "Wrong # of submodules; found a reference to a non-local, " "non-imported submodule?") ? static_cast<void> (0) : __assert_fail ("(NextSubmoduleID - FirstSubmoduleID == getNumberOfModules(WritingModule)) && \"Wrong # of submodules; found a reference to a non-local, \" \"non-imported submodule?\"" , "/build/llvm-toolchain-snapshot-11~++20200309111110+2c36c23f347/clang/lib/Serialization/ASTWriter.cpp" , 2698, __PRETTY_FUNCTION__)); | |||
2699 | } | |||
2700 | ||||
2701 | void ASTWriter::WritePragmaDiagnosticMappings(const DiagnosticsEngine &Diag, | |||
2702 | bool isModule) { | |||
2703 | llvm::SmallDenseMap<const DiagnosticsEngine::DiagState *, unsigned, 64> | |||
2704 | DiagStateIDMap; | |||
2705 | unsigned CurrID = 0; | |||
2706 | RecordData Record; | |||
2707 | ||||
2708 | auto EncodeDiagStateFlags = | |||
2709 | [](const DiagnosticsEngine::DiagState *DS) -> unsigned { | |||
2710 | unsigned Result = (unsigned)DS->ExtBehavior; | |||
2711 | for (unsigned Val : | |||
2712 | {(unsigned)DS->IgnoreAllWarnings, (unsigned)DS->EnableAllWarnings, | |||
2713 | (unsigned)DS->WarningsAsErrors, (unsigned)DS->ErrorsAsFatal, | |||
2714 | (unsigned)DS->SuppressSystemWarnings}) | |||
2715 | Result = (Result << 1) | Val; | |||
2716 | return Result; | |||
2717 | }; | |||
2718 | ||||
2719 | unsigned Flags = EncodeDiagStateFlags(Diag.DiagStatesByLoc.FirstDiagState); | |||
2720 | Record.push_back(Flags); | |||
2721 | ||||
2722 | auto AddDiagState = [&](const DiagnosticsEngine::DiagState *State, | |||
2723 | bool IncludeNonPragmaStates) { | |||
2724 | // Ensure that the diagnostic state wasn't modified since it was created. | |||
2725 | // We will not correctly round-trip this information otherwise. | |||
2726 | assert(Flags == EncodeDiagStateFlags(State) &&((Flags == EncodeDiagStateFlags(State) && "diag state flags vary in single AST file" ) ? static_cast<void> (0) : __assert_fail ("Flags == EncodeDiagStateFlags(State) && \"diag state flags vary in single AST file\"" , "/build/llvm-toolchain-snapshot-11~++20200309111110+2c36c23f347/clang/lib/Serialization/ASTWriter.cpp" , 2727, __PRETTY_FUNCTION__)) | |||
2727 | "diag state flags vary in single AST file")((Flags == EncodeDiagStateFlags(State) && "diag state flags vary in single AST file" ) ? static_cast<void> (0) : __assert_fail ("Flags == EncodeDiagStateFlags(State) && \"diag state flags vary in single AST file\"" , "/build/llvm-toolchain-snapshot-11~++20200309111110+2c36c23f347/clang/lib/Serialization/ASTWriter.cpp" , 2727, __PRETTY_FUNCTION__)); | |||
2728 | ||||
2729 | unsigned &DiagStateID = DiagStateIDMap[State]; | |||
2730 | Record.push_back(DiagStateID); | |||
2731 | ||||
2732 | if (DiagStateID == 0) { | |||
2733 | DiagStateID = ++CurrID; | |||
2734 | ||||
2735 | // Add a placeholder for the number of mappings. | |||
2736 | auto SizeIdx = Record.size(); | |||
2737 | Record.emplace_back(); | |||
2738 | for (const auto &I : *State) { | |||
2739 | if (I.second.isPragma() || IncludeNonPragmaStates) { | |||
2740 | Record.push_back(I.first); | |||
2741 | Record.push_back(I.second.serialize()); | |||
2742 | } | |||
2743 | } | |||
2744 | // Update the placeholder. | |||
2745 | Record[SizeIdx] = (Record.size() - SizeIdx) / 2; | |||
2746 | } | |||
2747 | }; | |||
2748 | ||||
2749 | AddDiagState(Diag.DiagStatesByLoc.FirstDiagState, isModule); | |||
2750 | ||||
2751 | // Reserve a spot for the number of locations with state transitions. | |||
2752 | auto NumLocationsIdx = Record.size(); | |||
2753 | Record.emplace_back(); | |||
2754 | ||||
2755 | // Emit the state transitions. | |||
2756 | unsigned NumLocations = 0; | |||
2757 | for (auto &FileIDAndFile : Diag.DiagStatesByLoc.Files) { | |||
2758 | if (!FileIDAndFile.first.isValid() || | |||
2759 | !FileIDAndFile.second.HasLocalTransitions) | |||
2760 | continue; | |||
2761 | ++NumLocations; | |||
2762 | ||||
2763 | SourceLocation Loc = Diag.SourceMgr->getComposedLoc(FileIDAndFile.first, 0); | |||
2764 | assert(!Loc.isInvalid() && "start loc for valid FileID is invalid")((!Loc.isInvalid() && "start loc for valid FileID is invalid" ) ? static_cast<void> (0) : __assert_fail ("!Loc.isInvalid() && \"start loc for valid FileID is invalid\"" , "/build/llvm-toolchain-snapshot-11~++20200309111110+2c36c23f347/clang/lib/Serialization/ASTWriter.cpp" , 2764, __PRETTY_FUNCTION__)); | |||
2765 | AddSourceLocation(Loc, Record); | |||
2766 | ||||
2767 | Record.push_back(FileIDAndFile.second.StateTransitions.size()); | |||
2768 | for (auto &StatePoint : FileIDAndFile.second.StateTransitions) { | |||
2769 | Record.push_back(StatePoint.Offset); | |||
2770 | AddDiagState(StatePoint.State, false); | |||
2771 | } | |||
2772 | } | |||
2773 | ||||
2774 | // Backpatch the number of locations. | |||
2775 | Record[NumLocationsIdx] = NumLocations; | |||
2776 | ||||
2777 | // Emit CurDiagStateLoc. Do it last in order to match source order. | |||
2778 | // | |||
2779 | // This also protects against a hypothetical corner case with simulating | |||
2780 | // -Werror settings for implicit modules in the ASTReader, where reading | |||
2781 | // CurDiagState out of context could change whether warning pragmas are | |||
2782 | // treated as errors. | |||
2783 | AddSourceLocation(Diag.DiagStatesByLoc.CurDiagStateLoc, Record); | |||
2784 | AddDiagState(Diag.DiagStatesByLoc.CurDiagState, false); | |||
2785 | ||||
2786 | Stream.EmitRecord(DIAG_PRAGMA_MAPPINGS, Record); | |||
2787 | } | |||
2788 | ||||
2789 | //===----------------------------------------------------------------------===// | |||
2790 | // Type Serialization | |||
2791 | //===----------------------------------------------------------------------===// | |||
2792 | ||||
2793 | /// Write the representation of a type to the AST stream. | |||
2794 | void ASTWriter::WriteType(QualType T) { | |||
2795 | TypeIdx &IdxRef = TypeIdxs[T]; | |||
2796 | if (IdxRef.getIndex() == 0) // we haven't seen this type before. | |||
2797 | IdxRef = TypeIdx(NextTypeID++); | |||
2798 | TypeIdx Idx = IdxRef; | |||
2799 | ||||
2800 | assert(Idx.getIndex() >= FirstTypeID && "Re-writing a type from a prior AST")((Idx.getIndex() >= FirstTypeID && "Re-writing a type from a prior AST" ) ? static_cast<void> (0) : __assert_fail ("Idx.getIndex() >= FirstTypeID && \"Re-writing a type from a prior AST\"" , "/build/llvm-toolchain-snapshot-11~++20200309111110+2c36c23f347/clang/lib/Serialization/ASTWriter.cpp" , 2800, __PRETTY_FUNCTION__)); | |||
2801 | ||||
2802 | // Emit the type's representation. | |||
2803 | uint64_t Offset = ASTTypeWriter(*this).write(T); | |||
2804 | ||||
2805 | // Record the offset for this type. | |||
2806 | unsigned Index = Idx.getIndex() - FirstTypeID; | |||
2807 | if (TypeOffsets.size() == Index) | |||
2808 | TypeOffsets.push_back(Offset); | |||
2809 | else if (TypeOffsets.size() < Index) { | |||
2810 | TypeOffsets.resize(Index + 1); | |||
2811 | TypeOffsets[Index] = Offset; | |||
2812 | } else { | |||
2813 | llvm_unreachable("Types emitted in wrong order")::llvm::llvm_unreachable_internal("Types emitted in wrong order" , "/build/llvm-toolchain-snapshot-11~++20200309111110+2c36c23f347/clang/lib/Serialization/ASTWriter.cpp" , 2813); | |||
2814 | } | |||
2815 | } | |||
2816 | ||||
2817 | //===----------------------------------------------------------------------===// | |||
2818 | // Declaration Serialization | |||
2819 | //===----------------------------------------------------------------------===// | |||
2820 | ||||
2821 | /// Write the block containing all of the declaration IDs | |||
2822 | /// lexically declared within the given DeclContext. | |||
2823 | /// | |||
2824 | /// \returns the offset of the DECL_CONTEXT_LEXICAL block within the | |||
2825 | /// bitstream, or 0 if no block was written. | |||
2826 | uint64_t ASTWriter::WriteDeclContextLexicalBlock(ASTContext &Context, | |||
2827 | DeclContext *DC) { | |||
2828 | if (DC->decls_empty()) | |||
2829 | return 0; | |||
2830 | ||||
2831 | uint64_t Offset = Stream.GetCurrentBitNo(); | |||
2832 | SmallVector<uint32_t, 128> KindDeclPairs; | |||
2833 | for (const auto *D : DC->decls()) { | |||
2834 | KindDeclPairs.push_back(D->getKind()); | |||
2835 | KindDeclPairs.push_back(GetDeclRef(D)); | |||
2836 | } | |||
2837 | ||||
2838 | ++NumLexicalDeclContexts; | |||
2839 | RecordData::value_type Record[] = {DECL_CONTEXT_LEXICAL}; | |||
2840 | Stream.EmitRecordWithBlob(DeclContextLexicalAbbrev, Record, | |||
2841 | bytes(KindDeclPairs)); | |||
2842 | return Offset; | |||
2843 | } | |||
2844 | ||||
2845 | void ASTWriter::WriteTypeDeclOffsets() { | |||
2846 | using namespace llvm; | |||
2847 | ||||
2848 | // Write the type offsets array | |||
2849 | auto Abbrev = std::make_shared<BitCodeAbbrev>(); | |||
2850 | Abbrev->Add(BitCodeAbbrevOp(TYPE_OFFSET)); | |||
2851 | Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 32)); // # of types | |||
2852 | Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 32)); // base type index | |||
2853 | Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Blob)); // types block | |||
2854 | unsigned TypeOffsetAbbrev = Stream.EmitAbbrev(std::move(Abbrev)); | |||
2855 | { | |||
2856 | RecordData::value_type Record[] = {TYPE_OFFSET, TypeOffsets.size(), | |||
2857 | FirstTypeID - NUM_PREDEF_TYPE_IDS}; | |||
2858 | Stream.EmitRecordWithBlob(TypeOffsetAbbrev, Record, bytes(TypeOffsets)); | |||
2859 | } | |||
2860 | ||||
2861 | // Write the declaration offsets array | |||
2862 | Abbrev = std::make_shared<BitCodeAbbrev>(); | |||
2863 | Abbrev->Add(BitCodeAbbrevOp(DECL_OFFSET)); | |||
2864 | Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 32)); // # of declarations | |||
2865 | Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 32)); // base decl ID | |||
2866 | Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Blob)); // declarations block | |||
2867 | unsigned DeclOffsetAbbrev = Stream.EmitAbbrev(std::move(Abbrev)); | |||
2868 | { | |||
2869 | RecordData::value_type Record[] = {DECL_OFFSET, DeclOffsets.size(), | |||
2870 | FirstDeclID - NUM_PREDEF_DECL_IDS}; | |||
2871 | Stream.EmitRecordWithBlob(DeclOffsetAbbrev, Record, bytes(DeclOffsets)); | |||
2872 | } | |||
2873 | } | |||
2874 | ||||
2875 | void ASTWriter::WriteFileDeclIDsMap() { | |||
2876 | using namespace llvm; | |||
2877 | ||||
2878 | SmallVector<std::pair<FileID, DeclIDInFileInfo *>, 64> SortedFileDeclIDs( | |||
2879 | FileDeclIDs.begin(), FileDeclIDs.end()); | |||
2880 | llvm::sort(SortedFileDeclIDs, llvm::less_first()); | |||
2881 | ||||
2882 | // Join the vectors of DeclIDs from all files. | |||
2883 | SmallVector<DeclID, 256> FileGroupedDeclIDs; | |||
2884 | for (auto &FileDeclEntry : SortedFileDeclIDs) { | |||
2885 | DeclIDInFileInfo &Info = *FileDeclEntry.second; | |||
2886 | Info.FirstDeclIndex = FileGroupedDeclIDs.size(); | |||
2887 | for (auto &LocDeclEntry : Info.DeclIDs) | |||
2888 | FileGroupedDeclIDs.push_back(LocDeclEntry.second); | |||
2889 | } | |||
2890 | ||||
2891 | auto Abbrev = std::make_shared<BitCodeAbbrev>(); | |||
2892 | Abbrev->Add(BitCodeAbbrevOp(FILE_SORTED_DECLS)); | |||
2893 | Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 32)); | |||
2894 | Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Blob)); | |||
2895 | unsigned AbbrevCode = Stream.EmitAbbrev(std::move(Abbrev)); | |||
2896 | RecordData::value_type Record[] = {FILE_SORTED_DECLS, | |||
2897 | FileGroupedDeclIDs.size()}; | |||
2898 | Stream.EmitRecordWithBlob(AbbrevCode, Record, bytes(FileGroupedDeclIDs)); | |||
2899 | } | |||
2900 | ||||
2901 | void ASTWriter::WriteComments() { | |||
2902 | Stream.EnterSubblock(COMMENTS_BLOCK_ID, 3); | |||
2903 | auto _ = llvm::make_scope_exit([this] { Stream.ExitBlock(); }); | |||
2904 | if (!PP->getPreprocessorOpts().WriteCommentListToPCH) | |||
2905 | return; | |||
2906 | RecordData Record; | |||
2907 | for (const auto &FO : Context->Comments.OrderedComments) { | |||
2908 | for (const auto &OC : FO.second) { | |||
2909 | const RawComment *I = OC.second; | |||
2910 | Record.clear(); | |||
2911 | AddSourceRange(I->getSourceRange(), Record); | |||
2912 | Record.push_back(I->getKind()); | |||
2913 | Record.push_back(I->isTrailingComment()); | |||
2914 | Record.push_back(I->isAlmostTrailingComment()); | |||
2915 | Stream.EmitRecord(COMMENTS_RAW_COMMENT, Record); | |||
2916 | } | |||
2917 | } | |||
2918 | } | |||
2919 | ||||
2920 | //===----------------------------------------------------------------------===// | |||
2921 | // Global Method Pool and Selector Serialization | |||
2922 | //===----------------------------------------------------------------------===// | |||
2923 | ||||
2924 | namespace { | |||
2925 | ||||
2926 | // Trait used for the on-disk hash table used in the method pool. | |||
2927 | class ASTMethodPoolTrait { | |||
2928 | ASTWriter &Writer; | |||
2929 | ||||
2930 | public: | |||
2931 | using key_type = Selector; | |||
2932 | using key_type_ref = key_type; | |||
2933 | ||||
2934 | struct data_type { | |||
2935 | SelectorID ID; | |||
2936 | ObjCMethodList Instance, Factory; | |||
2937 | }; | |||
2938 | using data_type_ref = const data_type &; | |||
2939 | ||||
2940 | using hash_value_type = unsigned; | |||
2941 | using offset_type = unsigned; | |||
2942 | ||||
2943 | explicit ASTMethodPoolTrait(ASTWriter &Writer) : Writer(Writer) {} | |||
2944 | ||||
2945 | static hash_value_type ComputeHash(Selector Sel) { | |||
2946 | return serialization::ComputeHash(Sel); | |||
2947 | } | |||
2948 | ||||
2949 | std::pair<unsigned, unsigned> | |||
2950 | EmitKeyDataLength(raw_ostream& Out, Selector Sel, | |||
2951 | data_type_ref Methods) { | |||
2952 | using namespace llvm::support; | |||
2953 | ||||
2954 | endian::Writer LE(Out, little); | |||
2955 | unsigned KeyLen = 2 + (Sel.getNumArgs()? Sel.getNumArgs() * 4 : 4); | |||
2956 | LE.write<uint16_t>(KeyLen); | |||
2957 | unsigned DataLen = 4 + 2 + 2; // 2 bytes for each of the method counts | |||
2958 | for (const ObjCMethodList *Method = &Methods.Instance; Method; | |||
2959 | Method = Method->getNext()) | |||
2960 | if (Method->getMethod()) | |||
2961 | DataLen += 4; | |||
2962 | for (const ObjCMethodList *Method = &Methods.Factory; Method; | |||
2963 | Method = Method->getNext()) | |||
2964 | if (Method->getMethod()) | |||
2965 | DataLen += 4; | |||
2966 | LE.write<uint16_t>(DataLen); | |||
2967 | return std::make_pair(KeyLen, DataLen); | |||
2968 | } | |||
2969 | ||||
2970 | void EmitKey(raw_ostream& Out, Selector Sel, unsigned) { | |||
2971 | using namespace llvm::support; | |||
2972 | ||||
2973 | endian::Writer LE(Out, little); | |||
2974 | uint64_t Start = Out.tell(); | |||
2975 | assert((Start >> 32) == 0 && "Selector key offset too large")(((Start >> 32) == 0 && "Selector key offset too large" ) ? static_cast<void> (0) : __assert_fail ("(Start >> 32) == 0 && \"Selector key offset too large\"" , "/build/llvm-toolchain-snapshot-11~++20200309111110+2c36c23f347/clang/lib/Serialization/ASTWriter.cpp" , 2975, __PRETTY_FUNCTION__)); | |||
2976 | Writer.SetSelectorOffset(Sel, Start); | |||
2977 | unsigned N = Sel.getNumArgs(); | |||
2978 | LE.write<uint16_t>(N); | |||
2979 | if (N == 0) | |||
2980 | N = 1; | |||
2981 | for (unsigned I = 0; I != N; ++I) | |||
2982 | LE.write<uint32_t>( | |||
2983 | Writer.getIdentifierRef(Sel.getIdentifierInfoForSlot(I))); | |||
2984 | } | |||
2985 | ||||
2986 | void EmitData(raw_ostream& Out, key_type_ref, | |||
2987 | data_type_ref Methods, unsigned DataLen) { | |||
2988 | using namespace llvm::support; | |||
2989 | ||||
2990 | endian::Writer LE(Out, little); | |||
2991 | uint64_t Start = Out.tell(); (void)Start; | |||
2992 | LE.write<uint32_t>(Methods.ID); | |||
2993 | unsigned NumInstanceMethods = 0; | |||
2994 | for (const ObjCMethodList *Method = &Methods.Instance; Method; | |||
2995 | Method = Method->getNext()) | |||
2996 | if (Method->getMethod()) | |||
2997 | ++NumInstanceMethods; | |||
2998 | ||||
2999 | unsigned NumFactoryMethods = 0; | |||
3000 | for (const ObjCMethodList *Method = &Methods.Factory; Method; | |||
3001 | Method = Method->getNext()) | |||
3002 | if (Method->getMethod()) | |||
3003 | ++NumFactoryMethods; | |||
3004 | ||||
3005 | unsigned InstanceBits = Methods.Instance.getBits(); | |||
3006 | assert(InstanceBits < 4)((InstanceBits < 4) ? static_cast<void> (0) : __assert_fail ("InstanceBits < 4", "/build/llvm-toolchain-snapshot-11~++20200309111110+2c36c23f347/clang/lib/Serialization/ASTWriter.cpp" , 3006, __PRETTY_FUNCTION__)); | |||
3007 | unsigned InstanceHasMoreThanOneDeclBit = | |||
3008 | Methods.Instance.hasMoreThanOneDecl(); | |||
3009 | unsigned FullInstanceBits = (NumInstanceMethods << 3) | | |||
3010 | (InstanceHasMoreThanOneDeclBit << 2) | | |||
3011 | InstanceBits; | |||
3012 | unsigned FactoryBits = Methods.Factory.getBits(); | |||
3013 | assert(FactoryBits < 4)((FactoryBits < 4) ? static_cast<void> (0) : __assert_fail ("FactoryBits < 4", "/build/llvm-toolchain-snapshot-11~++20200309111110+2c36c23f347/clang/lib/Serialization/ASTWriter.cpp" , 3013, __PRETTY_FUNCTION__)); | |||
3014 | unsigned FactoryHasMoreThanOneDeclBit = | |||
3015 | Methods.Factory.hasMoreThanOneDecl(); | |||
3016 | unsigned FullFactoryBits = (NumFactoryMethods << 3) | | |||
3017 | (FactoryHasMoreThanOneDeclBit << 2) | | |||
3018 | FactoryBits; | |||
3019 | LE.write<uint16_t>(FullInstanceBits); | |||
3020 | LE.write<uint16_t>(FullFactoryBits); | |||
3021 | for (const ObjCMethodList *Method = &Methods.Instance; Method; | |||
3022 | Method = Method->getNext()) | |||
3023 | if (Method->getMethod()) | |||
3024 | LE.write<uint32_t>(Writer.getDeclID(Method->getMethod())); | |||
3025 | for (const ObjCMethodList *Method = &Methods.Factory; Method; | |||
3026 | Method = Method->getNext()) | |||
3027 | if (Method->getMethod()) | |||
3028 | LE.write<uint32_t>(Writer.getDeclID(Method->getMethod())); | |||
3029 | ||||
3030 | assert(Out.tell() - Start == DataLen && "Data length is wrong")((Out.tell() - Start == DataLen && "Data length is wrong" ) ? static_cast<void> (0) : __assert_fail ("Out.tell() - Start == DataLen && \"Data length is wrong\"" , "/build/llvm-toolchain-snapshot-11~++20200309111110+2c36c23f347/clang/lib/Serialization/ASTWriter.cpp" , 3030, __PRETTY_FUNCTION__)); | |||
3031 | } | |||
3032 | }; | |||
3033 | ||||
3034 | } // namespace | |||
3035 | ||||
3036 | /// Write ObjC data: selectors and the method pool. | |||
3037 | /// | |||
3038 | /// The method pool contains both instance and factory methods, stored | |||
3039 | /// in an on-disk hash table indexed by the selector. The hash table also | |||
3040 | /// contains an empty entry for every other selector known to Sema. | |||
3041 | void ASTWriter::WriteSelectors(Sema &SemaRef) { | |||
3042 | using namespace llvm; | |||
3043 | ||||
3044 | // Do we have to do anything at all? | |||
3045 | if (SemaRef.MethodPool.empty() && SelectorIDs.empty()) | |||
3046 | return; | |||
3047 | unsigned NumTableEntries = 0; | |||
3048 | // Create and write out the blob that contains selectors and the method pool. | |||
3049 | { | |||
3050 | llvm::OnDiskChainedHashTableGenerator<ASTMethodPoolTrait> Generator; | |||
3051 | ASTMethodPoolTrait Trait(*this); | |||
3052 | ||||
3053 | // Create the on-disk hash table representation. We walk through every | |||
3054 | // selector we've seen and look it up in the method pool. | |||
3055 | SelectorOffsets.resize(NextSelectorID - FirstSelectorID); | |||
3056 | for (auto &SelectorAndID : SelectorIDs) { | |||
3057 | Selector S = SelectorAndID.first; | |||
3058 | SelectorID ID = SelectorAndID.second; | |||
3059 | Sema::GlobalMethodPool::iterator F = SemaRef.MethodPool.find(S); | |||
3060 | ASTMethodPoolTrait::data_type Data = { | |||
3061 | ID, | |||
3062 | ObjCMethodList(), | |||
3063 | ObjCMethodList() | |||
3064 | }; | |||
3065 | if (F != SemaRef.MethodPool.end()) { | |||
3066 | Data.Instance = F->second.first; | |||
3067 | Data.Factory = F->second.second; | |||
3068 | } | |||
3069 | // Only write this selector if it's not in an existing AST or something | |||
3070 | // changed. | |||
3071 | if (Chain && ID < FirstSelectorID) { | |||
3072 | // Selector already exists. Did it change? | |||
3073 | bool changed = false; | |||
3074 | for (ObjCMethodList *M = &Data.Instance; | |||
3075 | !changed && M && M->getMethod(); M = M->getNext()) { | |||
3076 | if (!M->getMethod()->isFromASTFile()) | |||
3077 | changed = true; | |||
3078 | } | |||
3079 | for (ObjCMethodList *M = &Data.Factory; !changed && M && M->getMethod(); | |||
3080 | M = M->getNext()) { | |||
3081 | if (!M->getMethod()->isFromASTFile()) | |||
3082 | changed = true; | |||
3083 | } | |||
3084 | if (!changed) | |||
3085 | continue; | |||
3086 | } else if (Data.Instance.getMethod() || Data.Factory.getMethod()) { | |||
3087 | // A new method pool entry. | |||
3088 | ++NumTableEntries; | |||
3089 | } | |||
3090 | Generator.insert(S, Data, Trait); | |||
3091 | } | |||
3092 | ||||
3093 | // Create the on-disk hash table in a buffer. | |||
3094 | SmallString<4096> MethodPool; | |||
3095 | uint32_t BucketOffset; | |||
3096 | { | |||
3097 | using namespace llvm::support; | |||
3098 | ||||
3099 | ASTMethodPoolTrait Trait(*this); | |||
3100 | llvm::raw_svector_ostream Out(MethodPool); | |||
3101 | // Make sure that no bucket is at offset 0 | |||
3102 | endian::write<uint32_t>(Out, 0, little); | |||
3103 | BucketOffset = Generator.Emit(Out, Trait); | |||
3104 | } | |||
3105 | ||||
3106 | // Create a blob abbreviation | |||
3107 | auto Abbrev = std::make_shared<BitCodeAbbrev>(); | |||
3108 | Abbrev->Add(BitCodeAbbrevOp(METHOD_POOL)); | |||
3109 | Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 32)); | |||
3110 | Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 32)); | |||
3111 | Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Blob)); | |||
3112 | unsigned MethodPoolAbbrev = Stream.EmitAbbrev(std::move(Abbrev)); | |||
3113 | ||||
3114 | // Write the method pool | |||
3115 | { | |||
3116 | RecordData::value_type Record[] = {METHOD_POOL, BucketOffset, | |||
3117 | NumTableEntries}; | |||
3118 | Stream.EmitRecordWithBlob(MethodPoolAbbrev, Record, MethodPool); | |||
3119 | } | |||
3120 | ||||
3121 | // Create a blob abbreviation for the selector table offsets. | |||
3122 | Abbrev = std::make_shared<BitCodeAbbrev>(); | |||
3123 | Abbrev->Add(BitCodeAbbrevOp(SELECTOR_OFFSETS)); | |||
3124 | Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 32)); // size | |||
3125 | Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 32)); // first ID | |||
3126 | Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Blob)); | |||
3127 | unsigned SelectorOffsetAbbrev = Stream.EmitAbbrev(std::move(Abbrev)); | |||
3128 | ||||
3129 | // Write the selector offsets table. | |||
3130 | { | |||
3131 | RecordData::value_type Record[] = { | |||
3132 | SELECTOR_OFFSETS, SelectorOffsets.size(), | |||
3133 | FirstSelectorID - NUM_PREDEF_SELECTOR_IDS}; | |||
3134 | Stream.EmitRecordWithBlob(SelectorOffsetAbbrev, Record, | |||
3135 | bytes(SelectorOffsets)); | |||
3136 | } | |||
3137 | } | |||
3138 | } | |||
3139 | ||||
3140 | /// Write the selectors referenced in @selector expression into AST file. | |||
3141 | void ASTWriter::WriteReferencedSelectorsPool(Sema &SemaRef) { | |||
3142 | using namespace llvm; | |||
3143 | ||||
3144 | if (SemaRef.ReferencedSelectors.empty()) | |||
3145 | return; | |||
3146 | ||||
3147 | RecordData Record; | |||
3148 | ASTRecordWriter Writer(*this, Record); | |||
3149 | ||||
3150 | // Note: this writes out all references even for a dependent AST. But it is | |||
3151 | // very tricky to fix, and given that @selector shouldn't really appear in | |||
3152 | // headers, probably not worth it. It's not a correctness issue. | |||
3153 | for (auto &SelectorAndLocation : SemaRef.ReferencedSelectors) { | |||
3154 | Selector Sel = SelectorAndLocation.first; | |||
3155 | SourceLocation Loc = SelectorAndLocation.second; | |||
3156 | Writer.AddSelectorRef(Sel); | |||
3157 | Writer.AddSourceLocation(Loc); | |||
3158 | } | |||
3159 | Writer.Emit(REFERENCED_SELECTOR_POOL); | |||
3160 | } | |||
3161 | ||||
3162 | //===----------------------------------------------------------------------===// | |||
3163 | // Identifier Table Serialization | |||
3164 | //===----------------------------------------------------------------------===// | |||
3165 | ||||
3166 | /// Determine the declaration that should be put into the name lookup table to | |||
3167 | /// represent the given declaration in this module. This is usually D itself, | |||
3168 | /// but if D was imported and merged into a local declaration, we want the most | |||
3169 | /// recent local declaration instead. The chosen declaration will be the most | |||
3170 | /// recent declaration in any module that imports this one. | |||
3171 | static NamedDecl *getDeclForLocalLookup(const LangOptions &LangOpts, | |||
3172 | NamedDecl *D) { | |||
3173 | if (!LangOpts.Modules || !D->isFromASTFile()) | |||
3174 | return D; | |||
3175 | ||||
3176 | if (Decl *Redecl = D->getPreviousDecl()) { | |||
3177 | // For Redeclarable decls, a prior declaration might be local. | |||
3178 | for (; Redecl; Redecl = Redecl->getPreviousDecl()) { | |||
3179 | // If we find a local decl, we're done. | |||
3180 | if (!Redecl->isFromASTFile()) { | |||
3181 | // Exception: in very rare cases (for injected-class-names), not all | |||
3182 | // redeclarations are in the same semantic context. Skip ones in a | |||
3183 | // different context. They don't go in this lookup table at all. | |||
3184 | if (!Redecl->getDeclContext()->getRedeclContext()->Equals( | |||
3185 | D->getDeclContext()->getRedeclContext())) | |||
3186 | continue; | |||
3187 | return cast<NamedDecl>(Redecl); | |||
3188 | } | |||
3189 | ||||
3190 | // If we find a decl from a (chained-)PCH stop since we won't find a | |||
3191 | // local one. | |||
3192 | if (Redecl->getOwningModuleID() == 0) | |||
3193 | break; | |||
3194 | } | |||
3195 | } else if (Decl *First = D->getCanonicalDecl()) { | |||
3196 | // For Mergeable decls, the first decl might be local. | |||
3197 | if (!First->isFromASTFile()) | |||
3198 | return cast<NamedDecl>(First); | |||
3199 | } | |||
3200 | ||||
3201 | // All declarations are imported. Our most recent declaration will also be | |||
3202 | // the most recent one in anyone who imports us. | |||
3203 | return D; | |||
3204 | } | |||
3205 | ||||
3206 | namespace { | |||
3207 | ||||
3208 | class ASTIdentifierTableTrait { | |||
3209 | ASTWriter &Writer; | |||
3210 | Preprocessor &PP; | |||
3211 | IdentifierResolver &IdResolver; | |||
3212 | bool IsModule; | |||
3213 | bool NeedDecls; | |||
3214 | ASTWriter::RecordData *InterestingIdentifierOffsets; | |||
3215 | ||||
3216 | /// Determines whether this is an "interesting" identifier that needs a | |||
3217 | /// full IdentifierInfo structure written into the hash table. Notably, this | |||
3218 | /// doesn't check whether the name has macros defined; use PublicMacroIterator | |||
3219 | /// to check that. | |||
3220 | bool isInterestingIdentifier(const IdentifierInfo *II, uint64_t MacroOffset) { | |||
3221 | if (MacroOffset || | |||
3222 | II->isPoisoned() || | |||
3223 | (IsModule ? II->hasRevertedBuiltin() : II->getObjCOrBuiltinID()) || | |||
3224 | II->hasRevertedTokenIDToIdentifier() || | |||
3225 | (NeedDecls && II->getFETokenInfo())) | |||
3226 | return true; | |||
3227 | ||||
3228 | return false; | |||
3229 | } | |||
3230 | ||||
3231 | public: | |||
3232 | using key_type = IdentifierInfo *; | |||
3233 | using key_type_ref = key_type; | |||
3234 | ||||
3235 | using data_type = IdentID; | |||
3236 | using data_type_ref = data_type; | |||
3237 | ||||
3238 | using hash_value_type = unsigned; | |||
3239 | using offset_type = unsigned; | |||
3240 | ||||
3241 | ASTIdentifierTableTrait(ASTWriter &Writer, Preprocessor &PP, | |||
3242 | IdentifierResolver &IdResolver, bool IsModule, | |||
3243 | ASTWriter::RecordData *InterestingIdentifierOffsets) | |||
3244 | : Writer(Writer), PP(PP), IdResolver(IdResolver), IsModule(IsModule), | |||
3245 | NeedDecls(!IsModule || !Writer.getLangOpts().CPlusPlus), | |||
3246 | InterestingIdentifierOffsets(InterestingIdentifierOffsets) {} | |||
3247 | ||||
3248 | bool needDecls() const { return NeedDecls; } | |||
3249 | ||||
3250 | static hash_value_type ComputeHash(const IdentifierInfo* II) { | |||
3251 | return llvm::djbHash(II->getName()); | |||
3252 | } | |||
3253 | ||||
3254 | bool isInterestingIdentifier(const IdentifierInfo *II) { | |||
3255 | auto MacroOffset = Writer.getMacroDirectivesOffset(II); | |||
3256 | return isInterestingIdentifier(II, MacroOffset); | |||
3257 | } | |||
3258 | ||||
3259 | bool isInterestingNonMacroIdentifier(const IdentifierInfo *II) { | |||
3260 | return isInterestingIdentifier(II, 0); | |||
3261 | } | |||
3262 | ||||
3263 | std::pair<unsigned, unsigned> | |||
3264 | EmitKeyDataLength(raw_ostream& Out, IdentifierInfo* II, IdentID ID) { | |||
3265 | unsigned KeyLen = II->getLength() + 1; | |||
3266 | unsigned DataLen = 4; // 4 bytes for the persistent ID << 1 | |||
3267 | auto MacroOffset = Writer.getMacroDirectivesOffset(II); | |||
3268 | if (isInterestingIdentifier(II, MacroOffset)) { | |||
3269 | DataLen += 2; // 2 bytes for builtin ID | |||
3270 | DataLen += 2; // 2 bytes for flags | |||
3271 | if (MacroOffset) | |||
3272 | DataLen += 4; // MacroDirectives offset. | |||
3273 | ||||
3274 | if (NeedDecls) { | |||
3275 | for (IdentifierResolver::iterator D = IdResolver.begin(II), | |||
3276 | DEnd = IdResolver.end(); | |||
3277 | D != DEnd; ++D) | |||
3278 | DataLen += 4; | |||
3279 | } | |||
3280 | } | |||
3281 | ||||
3282 | using namespace llvm::support; | |||
3283 | ||||
3284 | endian::Writer LE(Out, little); | |||
3285 | ||||
3286 | assert((uint16_t)DataLen == DataLen && (uint16_t)KeyLen == KeyLen)(((uint16_t)DataLen == DataLen && (uint16_t)KeyLen == KeyLen) ? static_cast<void> (0) : __assert_fail ("(uint16_t)DataLen == DataLen && (uint16_t)KeyLen == KeyLen" , "/build/llvm-toolchain-snapshot-11~++20200309111110+2c36c23f347/clang/lib/Serialization/ASTWriter.cpp" , 3286, __PRETTY_FUNCTION__)); | |||
3287 | LE.write<uint16_t>(DataLen); | |||
3288 | // We emit the key length after the data length so that every | |||
3289 | // string is preceded by a 16-bit length. This matches the PTH | |||
3290 | // format for storing identifiers. | |||
3291 | LE.write<uint16_t>(KeyLen); | |||
3292 | return std::make_pair(KeyLen, DataLen); | |||
3293 | } | |||
3294 | ||||
3295 | void EmitKey(raw_ostream& Out, const IdentifierInfo* II, | |||
3296 | unsigned KeyLen) { | |||
3297 | // Record the location of the key data. This is used when generating | |||
3298 | // the mapping from persistent IDs to strings. | |||
3299 | Writer.SetIdentifierOffset(II, Out.tell()); | |||
3300 | ||||
3301 | // Emit the offset of the key/data length information to the interesting | |||
3302 | // identifiers table if necessary. | |||
3303 | if (InterestingIdentifierOffsets && isInterestingIdentifier(II)) | |||
3304 | InterestingIdentifierOffsets->push_back(Out.tell() - 4); | |||
3305 | ||||
3306 | Out.write(II->getNameStart(), KeyLen); | |||
3307 | } | |||
3308 | ||||
3309 | void EmitData(raw_ostream& Out, IdentifierInfo* II, | |||
3310 | IdentID ID, unsigned) { | |||
3311 | using namespace llvm::support; | |||
3312 | ||||
3313 | endian::Writer LE(Out, little); | |||
3314 | ||||
3315 | auto MacroOffset = Writer.getMacroDirectivesOffset(II); | |||
3316 | if (!isInterestingIdentifier(II, MacroOffset)) { | |||
3317 | LE.write<uint32_t>(ID << 1); | |||
3318 | return; | |||
3319 | } | |||
3320 | ||||
3321 | LE.write<uint32_t>((ID << 1) | 0x01); | |||
3322 | uint32_t Bits = (uint32_t)II->getObjCOrBuiltinID(); | |||
3323 | assert((Bits & 0xffff) == Bits && "ObjCOrBuiltinID too big for ASTReader.")(((Bits & 0xffff) == Bits && "ObjCOrBuiltinID too big for ASTReader." ) ? static_cast<void> (0) : __assert_fail ("(Bits & 0xffff) == Bits && \"ObjCOrBuiltinID too big for ASTReader.\"" , "/build/llvm-toolchain-snapshot-11~++20200309111110+2c36c23f347/clang/lib/Serialization/ASTWriter.cpp" , 3323, __PRETTY_FUNCTION__)); | |||
3324 | LE.write<uint16_t>(Bits); | |||
3325 | Bits = 0; | |||
3326 | bool HadMacroDefinition = MacroOffset != 0; | |||
3327 | Bits = (Bits << 1) | unsigned(HadMacroDefinition); | |||
3328 | Bits = (Bits << 1) | unsigned(II->isExtensionToken()); | |||
3329 | Bits = (Bits << 1) | unsigned(II->isPoisoned()); | |||
3330 | Bits = (Bits << 1) | unsigned(II->hasRevertedBuiltin()); | |||
3331 | Bits = (Bits << 1) | unsigned(II->hasRevertedTokenIDToIdentifier()); | |||
3332 | Bits = (Bits << 1) | unsigned(II->isCPlusPlusOperatorKeyword()); | |||
3333 | LE.write<uint16_t>(Bits); | |||
3334 | ||||
3335 | if (HadMacroDefinition) | |||
3336 | LE.write<uint32_t>(MacroOffset); | |||
3337 | ||||
3338 | if (NeedDecls) { | |||
3339 | // Emit the declaration IDs in reverse order, because the | |||
3340 | // IdentifierResolver provides the declarations as they would be | |||
3341 | // visible (e.g., the function "stat" would come before the struct | |||
3342 | // "stat"), but the ASTReader adds declarations to the end of the list | |||
3343 | // (so we need to see the struct "stat" before the function "stat"). | |||
3344 | // Only emit declarations that aren't from a chained PCH, though. | |||
3345 | SmallVector<NamedDecl *, 16> Decls(IdResolver.begin(II), | |||
3346 | IdResolver.end()); | |||
3347 | for (SmallVectorImpl<NamedDecl *>::reverse_iterator D = Decls.rbegin(), | |||
3348 | DEnd = Decls.rend(); | |||
3349 | D != DEnd; ++D) | |||
3350 | LE.write<uint32_t>( | |||
3351 | Writer.getDeclID(getDeclForLocalLookup(PP.getLangOpts(), *D))); | |||
3352 | } | |||
3353 | } | |||
3354 | }; | |||
3355 | ||||
3356 | } // namespace | |||
3357 | ||||
3358 | /// Write the identifier table into the AST file. | |||
3359 | /// | |||
3360 | /// The identifier table consists of a blob containing string data | |||
3361 | /// (the actual identifiers themselves) and a separate "offsets" index | |||
3362 | /// that maps identifier IDs to locations within the blob. | |||
3363 | void ASTWriter::WriteIdentifierTable(Preprocessor &PP, | |||
3364 | IdentifierResolver &IdResolver, | |||
3365 | bool IsModule) { | |||
3366 | using namespace llvm; | |||
3367 | ||||
3368 | RecordData InterestingIdents; | |||
3369 | ||||
3370 | // Create and write out the blob that contains the identifier | |||
3371 | // strings. | |||
3372 | { | |||
3373 | llvm::OnDiskChainedHashTableGenerator<ASTIdentifierTableTrait> Generator; | |||
3374 | ASTIdentifierTableTrait Trait( | |||
3375 | *this, PP, IdResolver, IsModule, | |||
3376 | (getLangOpts().CPlusPlus && IsModule) ? &InterestingIdents : nullptr); | |||
3377 | ||||
3378 | // Look for any identifiers that were named while processing the | |||
3379 | // headers, but are otherwise not needed. We add these to the hash | |||
3380 | // table to enable checking of the predefines buffer in the case | |||
3381 | // where the user adds new macro definitions when building the AST | |||
3382 | // file. | |||
3383 | SmallVector<const IdentifierInfo *, 128> IIs; | |||
3384 | for (const auto &ID : PP.getIdentifierTable()) | |||
3385 | IIs.push_back(ID.second); | |||
3386 | // Sort the identifiers lexicographically before getting them references so | |||
3387 | // that their order is stable. | |||
3388 | llvm::sort(IIs, llvm::deref<std::less<>>()); | |||
3389 | for (const IdentifierInfo *II : IIs) | |||
3390 | if (Trait.isInterestingNonMacroIdentifier(II)) | |||
3391 | getIdentifierRef(II); | |||
3392 | ||||
3393 | // Create the on-disk hash table representation. We only store offsets | |||
3394 | // for identifiers that appear here for the first time. | |||
3395 | IdentifierOffsets.resize(NextIdentID - FirstIdentID); | |||
3396 | for (auto IdentIDPair : IdentifierIDs) { | |||
3397 | auto *II = const_cast<IdentifierInfo *>(IdentIDPair.first); | |||
3398 | IdentID ID = IdentIDPair.second; | |||
3399 | assert(II && "NULL identifier in identifier table")((II && "NULL identifier in identifier table") ? static_cast <void> (0) : __assert_fail ("II && \"NULL identifier in identifier table\"" , "/build/llvm-toolchain-snapshot-11~++20200309111110+2c36c23f347/clang/lib/Serialization/ASTWriter.cpp" , 3399, __PRETTY_FUNCTION__)); | |||
3400 | // Write out identifiers if either the ID is local or the identifier has | |||
3401 | // changed since it was loaded. | |||
3402 | if (ID >= FirstIdentID || !Chain || !II->isFromAST() | |||
3403 | || II->hasChangedSinceDeserialization() || | |||
3404 | (Trait.needDecls() && | |||
3405 | II->hasFETokenInfoChangedSinceDeserialization())) | |||
3406 | Generator.insert(II, ID, Trait); | |||
3407 | } | |||
3408 | ||||
3409 | // Create the on-disk hash table in a buffer. | |||
3410 | SmallString<4096> IdentifierTable; | |||
3411 | uint32_t BucketOffset; | |||
3412 | { | |||
3413 | using namespace llvm::support; | |||
3414 | ||||
3415 | llvm::raw_svector_ostream Out(IdentifierTable); | |||
3416 | // Make sure that no bucket is at offset 0 | |||
3417 | endian::write<uint32_t>(Out, 0, little); | |||
3418 | BucketOffset = Generator.Emit(Out, Trait); | |||
3419 | } | |||
3420 | ||||
3421 | // Create a blob abbreviation | |||
3422 | auto Abbrev = std::make_shared<BitCodeAbbrev>(); | |||
3423 | Abbrev->Add(BitCodeAbbrevOp(IDENTIFIER_TABLE)); | |||
3424 | Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 32)); | |||
3425 | Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Blob)); | |||
3426 | unsigned IDTableAbbrev = Stream.EmitAbbrev(std::move(Abbrev)); | |||
3427 | ||||
3428 | // Write the identifier table | |||
3429 | RecordData::value_type Record[] = {IDENTIFIER_TABLE, BucketOffset}; | |||
3430 | Stream.EmitRecordWithBlob(IDTableAbbrev, Record, IdentifierTable); | |||
3431 | } | |||
3432 | ||||
3433 | // Write the offsets table for identifier IDs. | |||
3434 | auto Abbrev = std::make_shared<BitCodeAbbrev>(); | |||
3435 | Abbrev->Add(BitCodeAbbrevOp(IDENTIFIER_OFFSET)); | |||
3436 | Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 32)); // # of identifiers | |||
3437 | Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 32)); // first ID | |||
3438 | Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Blob)); | |||
3439 | unsigned IdentifierOffsetAbbrev = Stream.EmitAbbrev(std::move(Abbrev)); | |||
3440 | ||||
3441 | #ifndef NDEBUG | |||
3442 | for (unsigned I = 0, N = IdentifierOffsets.size(); I != N; ++I) | |||
3443 | assert(IdentifierOffsets[I] && "Missing identifier offset?")((IdentifierOffsets[I] && "Missing identifier offset?" ) ? static_cast<void> (0) : __assert_fail ("IdentifierOffsets[I] && \"Missing identifier offset?\"" , "/build/llvm-toolchain-snapshot-11~++20200309111110+2c36c23f347/clang/lib/Serialization/ASTWriter.cpp" , 3443, __PRETTY_FUNCTION__)); | |||
3444 | #endif | |||
3445 | ||||
3446 | RecordData::value_type Record[] = {IDENTIFIER_OFFSET, | |||
3447 | IdentifierOffsets.size(), | |||
3448 | FirstIdentID - NUM_PREDEF_IDENT_IDS}; | |||
3449 | Stream.EmitRecordWithBlob(IdentifierOffsetAbbrev, Record, | |||
3450 | bytes(IdentifierOffsets)); | |||
3451 | ||||
3452 | // In C++, write the list of interesting identifiers (those that are | |||
3453 | // defined as macros, poisoned, or similar unusual things). | |||
3454 | if (!InterestingIdents.empty()) | |||
3455 | Stream.EmitRecord(INTERESTING_IDENTIFIERS, InterestingIdents); | |||
3456 | } | |||
3457 | ||||
3458 | //===----------------------------------------------------------------------===// | |||
3459 | // DeclContext's Name Lookup Table Serialization | |||
3460 | //===----------------------------------------------------------------------===// | |||
3461 | ||||
3462 | namespace { | |||
3463 | ||||
3464 | // Trait used for the on-disk hash table used in the method pool. | |||
3465 | class ASTDeclContextNameLookupTrait { | |||
3466 | ASTWriter &Writer; | |||
3467 | llvm::SmallVector<DeclID, 64> DeclIDs; | |||
3468 | ||||
3469 | public: | |||
3470 | using key_type = DeclarationNameKey; | |||
3471 | using key_type_ref = key_type; | |||
3472 | ||||
3473 | /// A start and end index into DeclIDs, representing a sequence of decls. | |||
3474 | using data_type = std::pair<unsigned, unsigned>; | |||
3475 | using data_type_ref = const data_type &; | |||
3476 | ||||
3477 | using hash_value_type = unsigned; | |||
3478 | using offset_type = unsigned; | |||
3479 | ||||
3480 | explicit ASTDeclContextNameLookupTrait(ASTWriter &Writer) : Writer(Writer) {} | |||
3481 | ||||
3482 | template<typename Coll> | |||
3483 | data_type getData(const Coll &Decls) { | |||
3484 | unsigned Start = DeclIDs.size(); | |||
3485 | for (NamedDecl *D : Decls) { | |||
3486 | DeclIDs.push_back( | |||
3487 | Writer.GetDeclRef(getDeclForLocalLookup(Writer.getLangOpts(), D))); | |||
3488 | } | |||
3489 | return std::make_pair(Start, DeclIDs.size()); | |||
3490 | } | |||
3491 | ||||
3492 | data_type ImportData(const reader::ASTDeclContextNameLookupTrait::data_type &FromReader) { | |||
3493 | unsigned Start = DeclIDs.size(); | |||
3494 | for (auto ID : FromReader) | |||
3495 | DeclIDs.push_back(ID); | |||
3496 | return std::make_pair(Start, DeclIDs.size()); | |||
3497 | } | |||
3498 | ||||
3499 | static bool EqualKey(key_type_ref a, key_type_ref b) { | |||
3500 | return a == b; | |||
3501 | } | |||
3502 | ||||
3503 | hash_value_type ComputeHash(DeclarationNameKey Name) { | |||
3504 | return Name.getHash(); | |||
3505 | } | |||
3506 | ||||
3507 | void EmitFileRef(raw_ostream &Out, ModuleFile *F) const { | |||
3508 | assert(Writer.hasChain() &&((Writer.hasChain() && "have reference to loaded module file but no chain?" ) ? static_cast<void> (0) : __assert_fail ("Writer.hasChain() && \"have reference to loaded module file but no chain?\"" , "/build/llvm-toolchain-snapshot-11~++20200309111110+2c36c23f347/clang/lib/Serialization/ASTWriter.cpp" , 3509, __PRETTY_FUNCTION__)) | |||
3509 | "have reference to loaded module file but no chain?")((Writer.hasChain() && "have reference to loaded module file but no chain?" ) ? static_cast<void> (0) : __assert_fail ("Writer.hasChain() && \"have reference to loaded module file but no chain?\"" , "/build/llvm-toolchain-snapshot-11~++20200309111110+2c36c23f347/clang/lib/Serialization/ASTWriter.cpp" , 3509, __PRETTY_FUNCTION__)); | |||
3510 | ||||
3511 | using namespace llvm::support; | |||
3512 | ||||
3513 | endian::write<uint32_t>(Out, Writer.getChain()->getModuleFileID(F), little); | |||
3514 | } | |||
3515 | ||||
3516 | std::pair<unsigned, unsigned> EmitKeyDataLength(raw_ostream &Out, | |||
3517 | DeclarationNameKey Name, | |||
3518 | data_type_ref Lookup) { | |||
3519 | using namespace llvm::support; | |||
3520 | ||||
3521 | endian::Writer LE(Out, little); | |||
3522 | unsigned KeyLen = 1; | |||
3523 | switch (Name.getKind()) { | |||
3524 | case DeclarationName::Identifier: | |||
3525 | case DeclarationName::ObjCZeroArgSelector: | |||
3526 | case DeclarationName::ObjCOneArgSelector: | |||
3527 | case DeclarationName::ObjCMultiArgSelector: | |||
3528 | case DeclarationName::CXXLiteralOperatorName: | |||
3529 | case DeclarationName::CXXDeductionGuideName: | |||
3530 | KeyLen += 4; | |||
3531 | break; | |||
3532 | case DeclarationName::CXXOperatorName: | |||
3533 | KeyLen += 1; | |||
3534 | break; | |||
3535 | case DeclarationName::CXXConstructorName: | |||
3536 | case DeclarationName::CXXDestructorName: | |||
3537 | case DeclarationName::CXXConversionFunctionName: | |||
3538 | case DeclarationName::CXXUsingDirective: | |||
3539 | break; | |||
3540 | } | |||
3541 | LE.write<uint16_t>(KeyLen); | |||
3542 | ||||
3543 | // 4 bytes for each DeclID. | |||
3544 | unsigned DataLen = 4 * (Lookup.second - Lookup.first); | |||
3545 | assert(uint16_t(DataLen) == DataLen &&((uint16_t(DataLen) == DataLen && "too many decls for serialized lookup result" ) ? static_cast<void> (0) : __assert_fail ("uint16_t(DataLen) == DataLen && \"too many decls for serialized lookup result\"" , "/build/llvm-toolchain-snapshot-11~++20200309111110+2c36c23f347/clang/lib/Serialization/ASTWriter.cpp" , 3546, __PRETTY_FUNCTION__)) | |||
3546 | "too many decls for serialized lookup result")((uint16_t(DataLen) == DataLen && "too many decls for serialized lookup result" ) ? static_cast<void> (0) : __assert_fail ("uint16_t(DataLen) == DataLen && \"too many decls for serialized lookup result\"" , "/build/llvm-toolchain-snapshot-11~++20200309111110+2c36c23f347/clang/lib/Serialization/ASTWriter.cpp" , 3546, __PRETTY_FUNCTION__)); | |||
3547 | LE.write<uint16_t>(DataLen); | |||
3548 | ||||
3549 | return std::make_pair(KeyLen, DataLen); | |||
3550 | } | |||
3551 | ||||
3552 | void EmitKey(raw_ostream &Out, DeclarationNameKey Name, unsigned) { | |||
3553 | using namespace llvm::support; | |||
3554 | ||||
3555 | endian::Writer LE(Out, little); | |||
3556 | LE.write<uint8_t>(Name.getKind()); | |||
3557 | switch (Name.getKind()) { | |||
3558 | case DeclarationName::Identifier: | |||
3559 | case DeclarationName::CXXLiteralOperatorName: | |||
3560 | case DeclarationName::CXXDeductionGuideName: | |||
3561 | LE.write<uint32_t>(Writer.getIdentifierRef(Name.getIdentifier())); | |||
3562 | return; | |||
3563 | case DeclarationName::ObjCZeroArgSelector: | |||
3564 | case DeclarationName::ObjCOneArgSelector: | |||
3565 | case DeclarationName::ObjCMultiArgSelector: | |||
3566 | LE.write<uint32_t>(Writer.getSelectorRef(Name.getSelector())); | |||
3567 | return; | |||
3568 | case DeclarationName::CXXOperatorName: | |||
3569 | assert(Name.getOperatorKind() < NUM_OVERLOADED_OPERATORS &&((Name.getOperatorKind() < NUM_OVERLOADED_OPERATORS && "Invalid operator?") ? static_cast<void> (0) : __assert_fail ("Name.getOperatorKind() < NUM_OVERLOADED_OPERATORS && \"Invalid operator?\"" , "/build/llvm-toolchain-snapshot-11~++20200309111110+2c36c23f347/clang/lib/Serialization/ASTWriter.cpp" , 3570, __PRETTY_FUNCTION__)) | |||
3570 | "Invalid operator?")((Name.getOperatorKind() < NUM_OVERLOADED_OPERATORS && "Invalid operator?") ? static_cast<void> (0) : __assert_fail ("Name.getOperatorKind() < NUM_OVERLOADED_OPERATORS && \"Invalid operator?\"" , "/build/llvm-toolchain-snapshot-11~++20200309111110+2c36c23f347/clang/lib/Serialization/ASTWriter.cpp" , 3570, __PRETTY_FUNCTION__)); | |||
3571 | LE.write<uint8_t>(Name.getOperatorKind()); | |||
3572 | return; | |||
3573 | case DeclarationName::CXXConstructorName: | |||
3574 | case DeclarationName::CXXDestructorName: | |||
3575 | case DeclarationName::CXXConversionFunctionName: | |||
3576 | case DeclarationName::CXXUsingDirective: | |||
3577 | return; | |||
3578 | } | |||
3579 | ||||
3580 | llvm_unreachable("Invalid name kind?")::llvm::llvm_unreachable_internal("Invalid name kind?", "/build/llvm-toolchain-snapshot-11~++20200309111110+2c36c23f347/clang/lib/Serialization/ASTWriter.cpp" , 3580); | |||
3581 | } | |||
3582 | ||||
3583 | void EmitData(raw_ostream &Out, key_type_ref, data_type Lookup, | |||
3584 | unsigned DataLen) { | |||
3585 | using namespace llvm::support; | |||
3586 | ||||
3587 | endian::Writer LE(Out, little); | |||
3588 | uint64_t Start = Out.tell(); (void)Start; | |||
3589 | for (unsigned I = Lookup.first, N = Lookup.second; I != N; ++I) | |||
3590 | LE.write<uint32_t>(DeclIDs[I]); | |||
3591 | assert(Out.tell() - Start == DataLen && "Data length is wrong")((Out.tell() - Start == DataLen && "Data length is wrong" ) ? static_cast<void> (0) : __assert_fail ("Out.tell() - Start == DataLen && \"Data length is wrong\"" , "/build/llvm-toolchain-snapshot-11~++20200309111110+2c36c23f347/clang/lib/Serialization/ASTWriter.cpp" , 3591, __PRETTY_FUNCTION__)); | |||
3592 | } | |||
3593 | }; | |||
3594 | ||||
3595 | } // namespace | |||
3596 | ||||
3597 | bool ASTWriter::isLookupResultExternal(StoredDeclsList &Result, | |||
3598 | DeclContext *DC) { | |||
3599 | return Result.hasExternalDecls() && | |||
3600 | DC->hasNeedToReconcileExternalVisibleStorage(); | |||
3601 | } | |||
3602 | ||||
3603 | bool ASTWriter::isLookupResultEntirelyExternal(StoredDeclsList &Result, | |||
3604 | DeclContext *DC) { | |||
3605 | for (auto *D : Result.getLookupResult()) | |||
3606 | if (!getDeclForLocalLookup(getLangOpts(), D)->isFromASTFile()) | |||
3607 | return false; | |||
3608 | ||||
3609 | return true; | |||
3610 | } | |||
3611 | ||||
3612 | void | |||
3613 | ASTWriter::GenerateNameLookupTable(const DeclContext *ConstDC, | |||
3614 | llvm::SmallVectorImpl<char> &LookupTable) { | |||
3615 | assert(!ConstDC->hasLazyLocalLexicalLookups() &&((!ConstDC->hasLazyLocalLexicalLookups() && !ConstDC ->hasLazyExternalLexicalLookups() && "must call buildLookups first" ) ? static_cast<void> (0) : __assert_fail ("!ConstDC->hasLazyLocalLexicalLookups() && !ConstDC->hasLazyExternalLexicalLookups() && \"must call buildLookups first\"" , "/build/llvm-toolchain-snapshot-11~++20200309111110+2c36c23f347/clang/lib/Serialization/ASTWriter.cpp" , 3617, __PRETTY_FUNCTION__)) | |||
3616 | !ConstDC->hasLazyExternalLexicalLookups() &&((!ConstDC->hasLazyLocalLexicalLookups() && !ConstDC ->hasLazyExternalLexicalLookups() && "must call buildLookups first" ) ? static_cast<void> (0) : __assert_fail ("!ConstDC->hasLazyLocalLexicalLookups() && !ConstDC->hasLazyExternalLexicalLookups() && \"must call buildLookups first\"" , "/build/llvm-toolchain-snapshot-11~++20200309111110+2c36c23f347/clang/lib/Serialization/ASTWriter.cpp" , 3617, __PRETTY_FUNCTION__)) | |||
3617 | "must call buildLookups first")((!ConstDC->hasLazyLocalLexicalLookups() && !ConstDC ->hasLazyExternalLexicalLookups() && "must call buildLookups first" ) ? static_cast<void> (0) : __assert_fail ("!ConstDC->hasLazyLocalLexicalLookups() && !ConstDC->hasLazyExternalLexicalLookups() && \"must call buildLookups first\"" , "/build/llvm-toolchain-snapshot-11~++20200309111110+2c36c23f347/clang/lib/Serialization/ASTWriter.cpp" , 3617, __PRETTY_FUNCTION__)); | |||
3618 | ||||
3619 | // FIXME: We need to build the lookups table, which is logically const. | |||
3620 | auto *DC = const_cast<DeclContext*>(ConstDC); | |||
3621 | assert(DC == DC->getPrimaryContext() && "only primary DC has lookup table")((DC == DC->getPrimaryContext() && "only primary DC has lookup table" ) ? static_cast<void> (0) : __assert_fail ("DC == DC->getPrimaryContext() && \"only primary DC has lookup table\"" , "/build/llvm-toolchain-snapshot-11~++20200309111110+2c36c23f347/clang/lib/Serialization/ASTWriter.cpp" , 3621, __PRETTY_FUNCTION__)); | |||
3622 | ||||
3623 | // Create the on-disk hash table representation. | |||
3624 | MultiOnDiskHashTableGenerator<reader::ASTDeclContextNameLookupTrait, | |||
3625 | ASTDeclContextNameLookupTrait> Generator; | |||
3626 | ASTDeclContextNameLookupTrait Trait(*this); | |||
3627 | ||||
3628 | // The first step is to collect the declaration names which we need to | |||
3629 | // serialize into the name lookup table, and to collect them in a stable | |||
3630 | // order. | |||
3631 | SmallVector<DeclarationName, 16> Names; | |||
3632 | ||||
3633 | // We also build up small sets of the constructor and conversion function | |||
3634 | // names which are visible. | |||
3635 | llvm::SmallSet<DeclarationName, 8> ConstructorNameSet, ConversionNameSet; | |||
3636 | ||||
3637 | for (auto &Lookup : *DC->buildLookup()) { | |||
3638 | auto &Name = Lookup.first; | |||
3639 | auto &Result = Lookup.second; | |||
3640 | ||||
3641 | // If there are no local declarations in our lookup result, we | |||
3642 | // don't need to write an entry for the name at all. If we can't | |||
3643 | // write out a lookup set without performing more deserialization, | |||
3644 | // just skip this entry. | |||
3645 | if (isLookupResultExternal(Result, DC) && | |||
3646 | isLookupResultEntirelyExternal(Result, DC)) | |||
3647 | continue; | |||
3648 | ||||
3649 | // We also skip empty results. If any of the results could be external and | |||
3650 | // the currently available results are empty, then all of the results are | |||
3651 | // external and we skip it above. So the only way we get here with an empty | |||
3652 | // results is when no results could have been external *and* we have | |||
3653 | // external results. | |||
3654 | // | |||
3655 | // FIXME: While we might want to start emitting on-disk entries for negative | |||
3656 | // lookups into a decl context as an optimization, today we *have* to skip | |||
3657 | // them because there are names with empty lookup results in decl contexts | |||
3658 | // which we can't emit in any stable ordering: we lookup constructors and | |||
3659 | // conversion functions in the enclosing namespace scope creating empty | |||
3660 | // results for them. This in almost certainly a bug in Clang's name lookup, | |||
3661 | // but that is likely to be hard or impossible to fix and so we tolerate it | |||
3662 | // here by omitting lookups with empty results. | |||
3663 | if (Lookup.second.getLookupResult().empty()) | |||
3664 | continue; | |||
3665 | ||||
3666 | switch (Lookup.first.getNameKind()) { | |||
3667 | default: | |||
3668 | Names.push_back(Lookup.first); | |||
3669 | break; | |||
3670 | ||||
3671 | case DeclarationName::CXXConstructorName: | |||
3672 | assert(isa<CXXRecordDecl>(DC) &&((isa<CXXRecordDecl>(DC) && "Cannot have a constructor name outside of a class!" ) ? static_cast<void> (0) : __assert_fail ("isa<CXXRecordDecl>(DC) && \"Cannot have a constructor name outside of a class!\"" , "/build/llvm-toolchain-snapshot-11~++20200309111110+2c36c23f347/clang/lib/Serialization/ASTWriter.cpp" , 3673, __PRETTY_FUNCTION__)) | |||
3673 | "Cannot have a constructor name outside of a class!")((isa<CXXRecordDecl>(DC) && "Cannot have a constructor name outside of a class!" ) ? static_cast<void> (0) : __assert_fail ("isa<CXXRecordDecl>(DC) && \"Cannot have a constructor name outside of a class!\"" , "/build/llvm-toolchain-snapshot-11~++20200309111110+2c36c23f347/clang/lib/Serialization/ASTWriter.cpp" , 3673, __PRETTY_FUNCTION__)); | |||
3674 | ConstructorNameSet.insert(Name); | |||
3675 | break; | |||
3676 | ||||
3677 | case DeclarationName::CXXConversionFunctionName: | |||
3678 | assert(isa<CXXRecordDecl>(DC) &&((isa<CXXRecordDecl>(DC) && "Cannot have a conversion function name outside of a class!" ) ? static_cast<void> (0) : __assert_fail ("isa<CXXRecordDecl>(DC) && \"Cannot have a conversion function name outside of a class!\"" , "/build/llvm-toolchain-snapshot-11~++20200309111110+2c36c23f347/clang/lib/Serialization/ASTWriter.cpp" , 3679, __PRETTY_FUNCTION__)) | |||
3679 | "Cannot have a conversion function name outside of a class!")((isa<CXXRecordDecl>(DC) && "Cannot have a conversion function name outside of a class!" ) ? static_cast<void> (0) : __assert_fail ("isa<CXXRecordDecl>(DC) && \"Cannot have a conversion function name outside of a class!\"" , "/build/llvm-toolchain-snapshot-11~++20200309111110+2c36c23f347/clang/lib/Serialization/ASTWriter.cpp" , 3679, __PRETTY_FUNCTION__)); | |||
3680 | ConversionNameSet.insert(Name); | |||
3681 | break; | |||
3682 | } | |||
3683 | } | |||
3684 | ||||
3685 | // Sort the names into a stable order. | |||
3686 | llvm::sort(Names); | |||
3687 | ||||
3688 | if (auto *D = dyn_cast<CXXRecordDecl>(DC)) { | |||
3689 | // We need to establish an ordering of constructor and conversion function | |||
3690 | // names, and they don't have an intrinsic ordering. | |||
3691 | ||||
3692 | // First we try the easy case by forming the current context's constructor | |||
3693 | // name and adding that name first. This is a very useful optimization to | |||
3694 | // avoid walking the lexical declarations in many cases, and it also | |||
3695 | // handles the only case where a constructor name can come from some other | |||
3696 | // lexical context -- when that name is an implicit constructor merged from | |||
3697 | // another declaration in the redecl chain. Any non-implicit constructor or | |||
3698 | // conversion function which doesn't occur in all the lexical contexts | |||
3699 | // would be an ODR violation. | |||
3700 | auto ImplicitCtorName = Context->DeclarationNames.getCXXConstructorName( | |||
3701 | Context->getCanonicalType(Context->getRecordType(D))); | |||
3702 | if (ConstructorNameSet.erase(ImplicitCtorName)) | |||
3703 | Names.push_back(ImplicitCtorName); | |||
3704 | ||||
3705 | // If we still have constructors or conversion functions, we walk all the | |||
3706 | // names in the decl and add the constructors and conversion functions | |||
3707 | // which are visible in the order they lexically occur within the context. | |||
3708 | if (!ConstructorNameSet.empty() || !ConversionNameSet.empty()) | |||
3709 | for (Decl *ChildD : cast<CXXRecordDecl>(DC)->decls()) | |||
3710 | if (auto *ChildND = dyn_cast<NamedDecl>(ChildD)) { | |||
3711 | auto Name = ChildND->getDeclName(); | |||
3712 | switch (Name.getNameKind()) { | |||
3713 | default: | |||
3714 | continue; | |||
3715 | ||||
3716 | case DeclarationName::CXXConstructorName: | |||
3717 | if (ConstructorNameSet.erase(Name)) | |||
3718 | Names.push_back(Name); | |||
3719 | break; | |||
3720 | ||||
3721 | case DeclarationName::CXXConversionFunctionName: | |||
3722 | if (ConversionNameSet.erase(Name)) | |||
3723 | Names.push_back(Name); | |||
3724 | break; | |||
3725 | } | |||
3726 | ||||
3727 | if (ConstructorNameSet.empty() && ConversionNameSet.empty()) | |||
3728 | break; | |||
3729 | } | |||
3730 | ||||
3731 | assert(ConstructorNameSet.empty() && "Failed to find all of the visible "((ConstructorNameSet.empty() && "Failed to find all of the visible " "constructors by walking all the " "lexical members of the context." ) ? static_cast<void> (0) : __assert_fail ("ConstructorNameSet.empty() && \"Failed to find all of the visible \" \"constructors by walking all the \" \"lexical members of the context.\"" , "/build/llvm-toolchain-snapshot-11~++20200309111110+2c36c23f347/clang/lib/Serialization/ASTWriter.cpp" , 3733, __PRETTY_FUNCTION__)) | |||
3732 | "constructors by walking all the "((ConstructorNameSet.empty() && "Failed to find all of the visible " "constructors by walking all the " "lexical members of the context." ) ? static_cast<void> (0) : __assert_fail ("ConstructorNameSet.empty() && \"Failed to find all of the visible \" \"constructors by walking all the \" \"lexical members of the context.\"" , "/build/llvm-toolchain-snapshot-11~++20200309111110+2c36c23f347/clang/lib/Serialization/ASTWriter.cpp" , 3733, __PRETTY_FUNCTION__)) | |||
3733 | "lexical members of the context.")((ConstructorNameSet.empty() && "Failed to find all of the visible " "constructors by walking all the " "lexical members of the context." ) ? static_cast<void> (0) : __assert_fail ("ConstructorNameSet.empty() && \"Failed to find all of the visible \" \"constructors by walking all the \" \"lexical members of the context.\"" , "/build/llvm-toolchain-snapshot-11~++20200309111110+2c36c23f347/clang/lib/Serialization/ASTWriter.cpp" , 3733, __PRETTY_FUNCTION__)); | |||
3734 | assert(ConversionNameSet.empty() && "Failed to find all of the visible "((ConversionNameSet.empty() && "Failed to find all of the visible " "conversion functions by walking all " "the lexical members of the context." ) ? static_cast<void> (0) : __assert_fail ("ConversionNameSet.empty() && \"Failed to find all of the visible \" \"conversion functions by walking all \" \"the lexical members of the context.\"" , "/build/llvm-toolchain-snapshot-11~++20200309111110+2c36c23f347/clang/lib/Serialization/ASTWriter.cpp" , 3736, __PRETTY_FUNCTION__)) | |||
3735 | "conversion functions by walking all "((ConversionNameSet.empty() && "Failed to find all of the visible " "conversion functions by walking all " "the lexical members of the context." ) ? static_cast<void> (0) : __assert_fail ("ConversionNameSet.empty() && \"Failed to find all of the visible \" \"conversion functions by walking all \" \"the lexical members of the context.\"" , "/build/llvm-toolchain-snapshot-11~++20200309111110+2c36c23f347/clang/lib/Serialization/ASTWriter.cpp" , 3736, __PRETTY_FUNCTION__)) | |||
3736 | "the lexical members of the context.")((ConversionNameSet.empty() && "Failed to find all of the visible " "conversion functions by walking all " "the lexical members of the context." ) ? static_cast<void> (0) : __assert_fail ("ConversionNameSet.empty() && \"Failed to find all of the visible \" \"conversion functions by walking all \" \"the lexical members of the context.\"" , "/build/llvm-toolchain-snapshot-11~++20200309111110+2c36c23f347/clang/lib/Serialization/ASTWriter.cpp" , 3736, __PRETTY_FUNCTION__)); | |||
3737 | } | |||
3738 | ||||
3739 | // Next we need to do a lookup with each name into this decl context to fully | |||
3740 | // populate any results from external sources. We don't actually use the | |||
3741 | // results of these lookups because we only want to use the results after all | |||
3742 | // results have been loaded and the pointers into them will be stable. | |||
3743 | for (auto &Name : Names) | |||
3744 | DC->lookup(Name); | |||
3745 | ||||
3746 | // Now we need to insert the results for each name into the hash table. For | |||
3747 | // constructor names and conversion function names, we actually need to merge | |||
3748 | // all of the results for them into one list of results each and insert | |||
3749 | // those. | |||
3750 | SmallVector<NamedDecl *, 8> ConstructorDecls; | |||
3751 | SmallVector<NamedDecl *, 8> ConversionDecls; | |||
3752 | ||||
3753 | // Now loop over the names, either inserting them or appending for the two | |||
3754 | // special cases. | |||
3755 | for (auto &Name : Names) { | |||
3756 | DeclContext::lookup_result Result = DC->noload_lookup(Name); | |||
3757 | ||||
3758 | switch (Name.getNameKind()) { | |||
3759 | default: | |||
3760 | Generator.insert(Name, Trait.getData(Result), Trait); | |||
3761 | break; | |||
3762 | ||||
3763 | case DeclarationName::CXXConstructorName: | |||
3764 | ConstructorDecls.append(Result.begin(), Result.end()); | |||
3765 | break; | |||
3766 | ||||
3767 | case DeclarationName::CXXConversionFunctionName: | |||
3768 | ConversionDecls.append(Result.begin(), Result.end()); | |||
3769 | break; | |||
3770 | } | |||
3771 | } | |||
3772 | ||||
3773 | // Handle our two special cases if we ended up having any. We arbitrarily use | |||
3774 | // the first declaration's name here because the name itself isn't part of | |||
3775 | // the key, only the kind of name is used. | |||
3776 | if (!ConstructorDecls.empty()) | |||
3777 | Generator.insert(ConstructorDecls.front()->getDeclName(), | |||
3778 | Trait.getData(ConstructorDecls), Trait); | |||
3779 | if (!ConversionDecls.empty()) | |||
3780 | Generator.insert(ConversionDecls.front()->getDeclName(), | |||
3781 | Trait.getData(ConversionDecls), Trait); | |||
3782 | ||||
3783 | // Create the on-disk hash table. Also emit the existing imported and | |||
3784 | // merged table if there is one. | |||
3785 | auto *Lookups = Chain ? Chain->getLoadedLookupTables(DC) : nullptr; | |||
3786 | Generator.emit(LookupTable, Trait, Lookups ? &Lookups->Table : nullptr); | |||
3787 | } | |||
3788 | ||||
3789 | /// Write the block containing all of the declaration IDs | |||
3790 | /// visible from the given DeclContext. | |||
3791 | /// | |||
3792 | /// \returns the offset of the DECL_CONTEXT_VISIBLE block within the | |||
3793 | /// bitstream, or 0 if no block was written. | |||
3794 | uint64_t ASTWriter::WriteDeclContextVisibleBlock(ASTContext &Context, | |||
3795 | DeclContext *DC) { | |||
3796 | // If we imported a key declaration of this namespace, write the visible | |||
3797 | // lookup results as an update record for it rather than including them | |||
3798 | // on this declaration. We will only look at key declarations on reload. | |||
3799 | if (isa<NamespaceDecl>(DC) && Chain && | |||
3800 | Chain->getKeyDeclaration(cast<Decl>(DC))->isFromASTFile()) { | |||
3801 | // Only do this once, for the first local declaration of the namespace. | |||
3802 | for (auto *Prev = cast<NamespaceDecl>(DC)->getPreviousDecl(); Prev; | |||
3803 | Prev = Prev->getPreviousDecl()) | |||
3804 | if (!Prev->isFromASTFile()) | |||
3805 | return 0; | |||
3806 | ||||
3807 | // Note that we need to emit an update record for the primary context. | |||
3808 | UpdatedDeclContexts.insert(DC->getPrimaryContext()); | |||
3809 | ||||
3810 | // Make sure all visible decls are written. They will be recorded later. We | |||
3811 | // do this using a side data structure so we can sort the names into | |||
3812 | // a deterministic order. | |||
3813 | StoredDeclsMap *Map = DC->getPrimaryContext()->buildLookup(); | |||
3814 | SmallVector<std::pair<DeclarationName, DeclContext::lookup_result>, 16> | |||
3815 | LookupResults; | |||
3816 | if (Map) { | |||
3817 | LookupResults.reserve(Map->size()); | |||
3818 | for (auto &Entry : *Map) | |||
3819 | LookupResults.push_back( | |||
3820 | std::make_pair(Entry.first, Entry.second.getLookupResult())); | |||
3821 | } | |||
3822 | ||||
3823 | llvm::sort(LookupResults, llvm::less_first()); | |||
3824 | for (auto &NameAndResult : LookupResults) { | |||
3825 | DeclarationName Name = NameAndResult.first; | |||
3826 | DeclContext::lookup_result Result = NameAndResult.second; | |||
3827 | if (Name.getNameKind() == DeclarationName::CXXConstructorName || | |||
3828 | Name.getNameKind() == DeclarationName::CXXConversionFunctionName) { | |||
3829 | // We have to work around a name lookup bug here where negative lookup | |||
3830 | // results for these names get cached in namespace lookup tables (these | |||
3831 | // names should never be looked up in a namespace). | |||
3832 | assert(Result.empty() && "Cannot have a constructor or conversion "((Result.empty() && "Cannot have a constructor or conversion " "function name in a namespace!") ? static_cast<void> ( 0) : __assert_fail ("Result.empty() && \"Cannot have a constructor or conversion \" \"function name in a namespace!\"" , "/build/llvm-toolchain-snapshot-11~++20200309111110+2c36c23f347/clang/lib/Serialization/ASTWriter.cpp" , 3833, __PRETTY_FUNCTION__)) | |||
3833 | "function name in a namespace!")((Result.empty() && "Cannot have a constructor or conversion " "function name in a namespace!") ? static_cast<void> ( 0) : __assert_fail ("Result.empty() && \"Cannot have a constructor or conversion \" \"function name in a namespace!\"" , "/build/llvm-toolchain-snapshot-11~++20200309111110+2c36c23f347/clang/lib/Serialization/ASTWriter.cpp" , 3833, __PRETTY_FUNCTION__)); | |||
3834 | continue; | |||
3835 | } | |||
3836 | ||||
3837 | for (NamedDecl *ND : Result) | |||
3838 | if (!ND->isFromASTFile()) | |||
3839 | GetDeclRef(ND); | |||
3840 | } | |||
3841 | ||||
3842 | return 0; | |||
3843 | } | |||
3844 | ||||
3845 | if (DC->getPrimaryContext() != DC) | |||
3846 | return 0; | |||
3847 | ||||
3848 | // Skip contexts which don't support name lookup. | |||
3849 | if (!DC->isLookupContext()) | |||
3850 | return 0; | |||
3851 | ||||
3852 | // If not in C++, we perform name lookup for the translation unit via the | |||
3853 | // IdentifierInfo chains, don't bother to build a visible-declarations table. | |||
3854 | if (DC->isTranslationUnit() && !Context.getLangOpts().CPlusPlus) | |||
3855 | return 0; | |||
3856 | ||||
3857 | // Serialize the contents of the mapping used for lookup. Note that, | |||
3858 | // although we have two very different code paths, the serialized | |||
3859 | // representation is the same for both cases: a declaration name, | |||
3860 | // followed by a size, followed by references to the visible | |||
3861 | // declarations that have that name. | |||
3862 | uint64_t Offset = Stream.GetCurrentBitNo(); | |||
3863 | StoredDeclsMap *Map = DC->buildLookup(); | |||
3864 | if (!Map || Map->empty()) | |||
3865 | return 0; | |||
3866 | ||||
3867 | // Create the on-disk hash table in a buffer. | |||
3868 | SmallString<4096> LookupTable; | |||
3869 | GenerateNameLookupTable(DC, LookupTable); | |||
3870 | ||||
3871 | // Write the lookup table | |||
3872 | RecordData::value_type Record[] = {DECL_CONTEXT_VISIBLE}; | |||
3873 | Stream.EmitRecordWithBlob(DeclContextVisibleLookupAbbrev, Record, | |||
3874 | LookupTable); | |||
3875 | ++NumVisibleDeclContexts; | |||
3876 | return Offset; | |||
3877 | } | |||
3878 | ||||
3879 | /// Write an UPDATE_VISIBLE block for the given context. | |||
3880 | /// | |||
3881 | /// UPDATE_VISIBLE blocks contain the declarations that are added to an existing | |||
3882 | /// DeclContext in a dependent AST file. As such, they only exist for the TU | |||
3883 | /// (in C++), for namespaces, and for classes with forward-declared unscoped | |||
3884 | /// enumeration members (in C++11). | |||
3885 | void ASTWriter::WriteDeclContextVisibleUpdate(const DeclContext *DC) { | |||
3886 | StoredDeclsMap *Map = DC->getLookupPtr(); | |||
3887 | if (!Map || Map->empty()) | |||
3888 | return; | |||
3889 | ||||
3890 | // Create the on-disk hash table in a buffer. | |||
3891 | SmallString<4096> LookupTable; | |||
3892 | GenerateNameLookupTable(DC, LookupTable); | |||
3893 | ||||
3894 | // If we're updating a namespace, select a key declaration as the key for the | |||
3895 | // update record; those are the only ones that will be checked on reload. | |||
3896 | if (isa<NamespaceDecl>(DC)) | |||
3897 | DC = cast<DeclContext>(Chain->getKeyDeclaration(cast<Decl>(DC))); | |||
3898 | ||||
3899 | // Write the lookup table | |||
3900 | RecordData::value_type Record[] = {UPDATE_VISIBLE, getDeclID(cast<Decl>(DC))}; | |||
3901 | Stream.EmitRecordWithBlob(UpdateVisibleAbbrev, Record, LookupTable); | |||
3902 | } | |||
3903 | ||||
3904 | /// Write an FP_PRAGMA_OPTIONS block for the given FPOptions. | |||
3905 | void ASTWriter::WriteFPPragmaOptions(const FPOptions &Opts) { | |||
3906 | RecordData::value_type Record[] = {Opts.getInt()}; | |||
3907 | Stream.EmitRecord(FP_PRAGMA_OPTIONS, Record); | |||
3908 | } | |||
3909 | ||||
3910 | /// Write an OPENCL_EXTENSIONS block for the given OpenCLOptions. | |||
3911 | void ASTWriter::WriteOpenCLExtensions(Sema &SemaRef) { | |||
3912 | if (!SemaRef.Context.getLangOpts().OpenCL) | |||
3913 | return; | |||
3914 | ||||
3915 | const OpenCLOptions &Opts = SemaRef.getOpenCLOptions(); | |||
3916 | RecordData Record; | |||
3917 | for (const auto &I:Opts.OptMap) { | |||
3918 | AddString(I.getKey(), Record); | |||
3919 | auto V = I.getValue(); | |||
3920 | Record.push_back(V.Supported ? 1 : 0); | |||
3921 | Record.push_back(V.Enabled ? 1 : 0); | |||
3922 | Record.push_back(V.Avail); | |||
3923 | Record.push_back(V.Core); | |||
3924 | } | |||
3925 | Stream.EmitRecord(OPENCL_EXTENSIONS, Record); | |||
3926 | } | |||
3927 | ||||
3928 | void ASTWriter::WriteOpenCLExtensionTypes(Sema &SemaRef) { | |||
3929 | if (!SemaRef.Context.getLangOpts().OpenCL) | |||
3930 | return; | |||
3931 | ||||
3932 | // Sort the elements of the map OpenCLTypeExtMap by TypeIDs, | |||
3933 | // without copying them. | |||
3934 | const llvm::DenseMap<const Type *, std::set<std::string>> &OpenCLTypeExtMap = | |||
3935 | SemaRef.OpenCLTypeExtMap; | |||
3936 | using ElementTy = std::pair<TypeID, const std::set<std::string> *>; | |||
3937 | llvm::SmallVector<ElementTy, 8> StableOpenCLTypeExtMap; | |||
3938 | StableOpenCLTypeExtMap.reserve(OpenCLTypeExtMap.size()); | |||
3939 | ||||
3940 | for (const auto &I : OpenCLTypeExtMap) | |||
3941 | StableOpenCLTypeExtMap.emplace_back( | |||
3942 | getTypeID(I.first->getCanonicalTypeInternal()), &I.second); | |||
3943 | ||||
3944 | auto CompareByTypeID = [](const ElementTy &E1, const ElementTy &E2) -> bool { | |||
3945 | return E1.first < E2.first; | |||
3946 | }; | |||
3947 | llvm::sort(StableOpenCLTypeExtMap, CompareByTypeID); | |||
3948 | ||||
3949 | RecordData Record; | |||
3950 | for (const ElementTy &E : StableOpenCLTypeExtMap) { | |||
3951 | Record.push_back(E.first); // TypeID | |||
3952 | const std::set<std::string> *ExtSet = E.second; | |||
3953 | Record.push_back(static_cast<unsigned>(ExtSet->size())); | |||
3954 | for (const std::string &Ext : *ExtSet) | |||
3955 | AddString(Ext, Record); | |||
3956 | } | |||
3957 | ||||
3958 | Stream.EmitRecord(OPENCL_EXTENSION_TYPES, Record); | |||
3959 | } | |||
3960 | ||||
3961 | void ASTWriter::WriteOpenCLExtensionDecls(Sema &SemaRef) { | |||
3962 | if (!SemaRef.Context.getLangOpts().OpenCL) | |||
3963 | return; | |||
3964 | ||||
3965 | // Sort the elements of the map OpenCLDeclExtMap by DeclIDs, | |||
3966 | // without copying them. | |||
3967 | const llvm::DenseMap<const Decl *, std::set<std::string>> &OpenCLDeclExtMap = | |||
3968 | SemaRef.OpenCLDeclExtMap; | |||
3969 | using ElementTy = std::pair<DeclID, const std::set<std::string> *>; | |||
3970 | llvm::SmallVector<ElementTy, 8> StableOpenCLDeclExtMap; | |||
3971 | StableOpenCLDeclExtMap.reserve(OpenCLDeclExtMap.size()); | |||
3972 | ||||
3973 | for (const auto &I : OpenCLDeclExtMap) | |||
3974 | StableOpenCLDeclExtMap.emplace_back(getDeclID(I.first), &I.second); | |||
3975 | ||||
3976 | auto CompareByDeclID = [](const ElementTy &E1, const ElementTy &E2) -> bool { | |||
3977 | return E1.first < E2.first; | |||
3978 | }; | |||
3979 | llvm::sort(StableOpenCLDeclExtMap, CompareByDeclID); | |||
3980 | ||||
3981 | RecordData Record; | |||
3982 | for (const ElementTy &E : StableOpenCLDeclExtMap) { | |||
3983 | Record.push_back(E.first); // DeclID | |||
3984 | const std::set<std::string> *ExtSet = E.second; | |||
3985 | Record.push_back(static_cast<unsigned>(ExtSet->size())); | |||
3986 | for (const std::string &Ext : *ExtSet) | |||
3987 | AddString(Ext, Record); | |||
3988 | } | |||
3989 | ||||
3990 | Stream.EmitRecord(OPENCL_EXTENSION_DECLS, Record); | |||
3991 | } | |||
3992 | ||||
3993 | void ASTWriter::WriteCUDAPragmas(Sema &SemaRef) { | |||
3994 | if (SemaRef.ForceCUDAHostDeviceDepth > 0) { | |||
3995 | RecordData::value_type Record[] = {SemaRef.ForceCUDAHostDeviceDepth}; | |||
3996 | Stream.EmitRecord(CUDA_PRAGMA_FORCE_HOST_DEVICE_DEPTH, Record); | |||
3997 | } | |||
3998 | } | |||
3999 | ||||
4000 | void ASTWriter::WriteObjCCategories() { | |||
4001 | SmallVector<ObjCCategoriesInfo, 2> CategoriesMap; | |||
4002 | RecordData Categories; | |||
4003 | ||||
4004 | for (unsigned I = 0, N = ObjCClassesWithCategories.size(); I != N; ++I) { | |||
4005 | unsigned Size = 0; | |||
4006 | unsigned StartIndex = Categories.size(); | |||
4007 | ||||
4008 | ObjCInterfaceDecl *Class = ObjCClassesWithCategories[I]; | |||
4009 | ||||
4010 | // Allocate space for the size. | |||
4011 | Categories.push_back(0); | |||
4012 | ||||
4013 | // Add the categories. | |||
4014 | for (ObjCInterfaceDecl::known_categories_iterator | |||
4015 | Cat = Class->known_categories_begin(), | |||
4016 | CatEnd = Class->known_categories_end(); | |||
4017 | Cat != CatEnd; ++Cat, ++Size) { | |||
4018 | assert(getDeclID(*Cat) != 0 && "Bogus category")((getDeclID(*Cat) != 0 && "Bogus category") ? static_cast <void> (0) : __assert_fail ("getDeclID(*Cat) != 0 && \"Bogus category\"" , "/build/llvm-toolchain-snapshot-11~++20200309111110+2c36c23f347/clang/lib/Serialization/ASTWriter.cpp" , 4018, __PRETTY_FUNCTION__)); | |||
4019 | AddDeclRef(*Cat, Categories); | |||
4020 | } | |||
4021 | ||||
4022 | // Update the size. | |||
4023 | Categories[StartIndex] = Size; | |||
4024 | ||||
4025 | // Record this interface -> category map. | |||
4026 | ObjCCategoriesInfo CatInfo = { getDeclID(Class), StartIndex }; | |||
4027 | CategoriesMap.push_back(CatInfo); | |||
4028 | } | |||
4029 | ||||
4030 | // Sort the categories map by the definition ID, since the reader will be | |||
4031 | // performing binary searches on this information. | |||
4032 | llvm::array_pod_sort(CategoriesMap.begin(), CategoriesMap.end()); | |||
4033 | ||||
4034 | // Emit the categories map. | |||
4035 | using namespace llvm; | |||
4036 | ||||
4037 | auto Abbrev = std::make_shared<BitCodeAbbrev>(); | |||
4038 | Abbrev->Add(BitCodeAbbrevOp(OBJC_CATEGORIES_MAP)); | |||
4039 | Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::VBR, 6)); // # of entries | |||
4040 | Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Blob)); | |||
4041 | unsigned AbbrevID = Stream.EmitAbbrev(std::move(Abbrev)); | |||
4042 | ||||
4043 | RecordData::value_type Record[] = {OBJC_CATEGORIES_MAP, CategoriesMap.size()}; | |||
4044 | Stream.EmitRecordWithBlob(AbbrevID, Record, | |||
4045 | reinterpret_cast<char *>(CategoriesMap.data()), | |||
4046 | CategoriesMap.size() * sizeof(ObjCCategoriesInfo)); | |||
4047 | ||||
4048 | // Emit the category lists. | |||
4049 | Stream.EmitRecord(OBJC_CATEGORIES, Categories); | |||
4050 | } | |||
4051 | ||||
4052 | void ASTWriter::WriteLateParsedTemplates(Sema &SemaRef) { | |||
4053 | Sema::LateParsedTemplateMapT &LPTMap = SemaRef.LateParsedTemplateMap; | |||
4054 | ||||
4055 | if (LPTMap.empty()) | |||
4056 | return; | |||
4057 | ||||
4058 | RecordData Record; | |||
4059 | for (auto &LPTMapEntry : LPTMap) { | |||
4060 | const FunctionDecl *FD = LPTMapEntry.first; | |||
4061 | LateParsedTemplate &LPT = *LPTMapEntry.second; | |||
4062 | AddDeclRef(FD, Record); | |||
4063 | AddDeclRef(LPT.D, Record); | |||
4064 | Record.push_back(LPT.Toks.size()); | |||
4065 | ||||
4066 | for (const auto &Tok : LPT.Toks) { | |||
4067 | AddToken(Tok, Record); | |||
4068 | } | |||
4069 | } | |||
4070 | Stream.EmitRecord(LATE_PARSED_TEMPLATE, Record); | |||
4071 | } | |||
4072 | ||||
4073 | /// Write the state of 'pragma clang optimize' at the end of the module. | |||
4074 | void ASTWriter::WriteOptimizePragmaOptions(Sema &SemaRef) { | |||
4075 | RecordData Record; | |||
4076 | SourceLocation PragmaLoc = SemaRef.getOptimizeOffPragmaLocation(); | |||
4077 | AddSourceLocation(PragmaLoc, Record); | |||
4078 | Stream.EmitRecord(OPTIMIZE_PRAGMA_OPTIONS, Record); | |||
4079 | } | |||
4080 | ||||
4081 | /// Write the state of 'pragma ms_struct' at the end of the module. | |||
4082 | void ASTWriter::WriteMSStructPragmaOptions(Sema &SemaRef) { | |||
4083 | RecordData Record; | |||
4084 | Record.push_back(SemaRef.MSStructPragmaOn ? PMSST_ON : PMSST_OFF); | |||
4085 | Stream.EmitRecord(MSSTRUCT_PRAGMA_OPTIONS, Record); | |||
4086 | } | |||
4087 | ||||
4088 | /// Write the state of 'pragma pointers_to_members' at the end of the | |||
4089 | //module. | |||
4090 | void ASTWriter::WriteMSPointersToMembersPragmaOptions(Sema &SemaRef) { | |||
4091 | RecordData Record; | |||
4092 | Record.push_back(SemaRef.MSPointerToMemberRepresentationMethod); | |||
4093 | AddSourceLocation(SemaRef.ImplicitMSInheritanceAttrLoc, Record); | |||
4094 | Stream.EmitRecord(POINTERS_TO_MEMBERS_PRAGMA_OPTIONS, Record); | |||
4095 | } | |||
4096 | ||||
4097 | /// Write the state of 'pragma pack' at the end of the module. | |||
4098 | void ASTWriter::WritePackPragmaOptions(Sema &SemaRef) { | |||
4099 | // Don't serialize pragma pack state for modules, since it should only take | |||
4100 | // effect on a per-submodule basis. | |||
4101 | if (WritingModule) | |||
4102 | return; | |||
4103 | ||||
4104 | RecordData Record; | |||
4105 | Record.push_back(SemaRef.PackStack.CurrentValue); | |||
4106 | AddSourceLocation(SemaRef.PackStack.CurrentPragmaLocation, Record); | |||
4107 | Record.push_back(SemaRef.PackStack.Stack.size()); | |||
4108 | for (const auto &StackEntry : SemaRef.PackStack.Stack) { | |||
4109 | Record.push_back(StackEntry.Value); | |||
4110 | AddSourceLocation(StackEntry.PragmaLocation, Record); | |||
4111 | AddSourceLocation(StackEntry.PragmaPushLocation, Record); | |||
4112 | AddString(StackEntry.StackSlotLabel, Record); | |||
4113 | } | |||
4114 | Stream.EmitRecord(PACK_PRAGMA_OPTIONS, Record); | |||
4115 | } | |||
4116 | ||||
4117 | void ASTWriter::WriteModuleFileExtension(Sema &SemaRef, | |||
4118 | ModuleFileExtensionWriter &Writer) { | |||
4119 | // Enter the extension block. | |||
4120 | Stream.EnterSubblock(EXTENSION_BLOCK_ID, 4); | |||
4121 | ||||
4122 | // Emit the metadata record abbreviation. | |||
4123 | auto Abv = std::make_shared<llvm::BitCodeAbbrev>(); | |||
4124 | Abv->Add(llvm::BitCodeAbbrevOp(EXTENSION_METADATA)); | |||
4125 | Abv->Add(llvm::BitCodeAbbrevOp(llvm::BitCodeAbbrevOp::VBR, 6)); | |||
4126 | Abv->Add(llvm::BitCodeAbbrevOp(llvm::BitCodeAbbrevOp::VBR, 6)); | |||
4127 | Abv->Add(llvm::BitCodeAbbrevOp(llvm::BitCodeAbbrevOp::VBR, 6)); | |||
4128 | Abv->Add(llvm::BitCodeAbbrevOp(llvm::BitCodeAbbrevOp::VBR, 6)); | |||
4129 | Abv->Add(llvm::BitCodeAbbrevOp(llvm::BitCodeAbbrevOp::Blob)); | |||
4130 | unsigned Abbrev = Stream.EmitAbbrev(std::move(Abv)); | |||
4131 | ||||
4132 | // Emit the metadata record. | |||
4133 | RecordData Record; | |||
4134 | auto Metadata = Writer.getExtension()->getExtensionMetadata(); | |||
4135 | Record.push_back(EXTENSION_METADATA); | |||
4136 | Record.push_back(Metadata.MajorVersion); | |||
4137 | Record.push_back(Metadata.MinorVersion); | |||
4138 | Record.push_back(Metadata.BlockName.size()); | |||
4139 | Record.push_back(Metadata.UserInfo.size()); | |||
4140 | SmallString<64> Buffer; | |||
4141 | Buffer += Metadata.BlockName; | |||
4142 | Buffer += Metadata.UserInfo; | |||
4143 | Stream.EmitRecordWithBlob(Abbrev, Record, Buffer); | |||
4144 | ||||
4145 | // Emit the contents of the extension block. | |||
4146 | Writer.writeExtensionContents(SemaRef, Stream); | |||
4147 | ||||
4148 | // Exit the extension block. | |||
4149 | Stream.ExitBlock(); | |||
4150 | } | |||
4151 | ||||
4152 | //===----------------------------------------------------------------------===// | |||
4153 | // General Serialization Routines | |||
4154 | //===----------------------------------------------------------------------===// | |||
4155 | ||||
4156 | void ASTRecordWriter::AddAttr(const Attr *A) { | |||
4157 | auto &Record = *this; | |||
4158 | if (!A) | |||
4159 | return Record.push_back(0); | |||
4160 | Record.push_back(A->getKind() + 1); // FIXME: stable encoding, target attrs | |||
4161 | ||||
4162 | Record.AddIdentifierRef(A->getAttrName()); | |||
4163 | Record.AddIdentifierRef(A->getScopeName()); | |||
4164 | Record.AddSourceRange(A->getRange()); | |||
4165 | Record.AddSourceLocation(A->getScopeLoc()); | |||
4166 | Record.push_back(A->getParsedKind()); | |||
4167 | Record.push_back(A->getSyntax()); | |||
4168 | Record.push_back(A->getAttributeSpellingListIndexRaw()); | |||
4169 | ||||
4170 | #include "clang/Serialization/AttrPCHWrite.inc" | |||
4171 | } | |||
4172 | ||||
4173 | /// Emit the list of attributes to the specified record. | |||
4174 | void ASTRecordWriter::AddAttributes(ArrayRef<const Attr *> Attrs) { | |||
4175 | push_back(Attrs.size()); | |||
4176 | for (const auto *A : Attrs) | |||
4177 | AddAttr(A); | |||
4178 | } | |||
4179 | ||||
4180 | void ASTWriter::AddToken(const Token &Tok, RecordDataImpl &Record) { | |||
4181 | AddSourceLocation(Tok.getLocation(), Record); | |||
4182 | Record.push_back(Tok.getLength()); | |||
4183 | ||||
4184 | // FIXME: When reading literal tokens, reconstruct the literal pointer | |||
4185 | // if it is needed. | |||
4186 | AddIdentifierRef(Tok.getIdentifierInfo(), Record); | |||
4187 | // FIXME: Should translate token kind to a stable encoding. | |||
4188 | Record.push_back(Tok.getKind()); | |||
4189 | // FIXME: Should translate token flags to a stable encoding. | |||
4190 | Record.push_back(Tok.getFlags()); | |||
4191 | } | |||
4192 | ||||
4193 | void ASTWriter::AddString(StringRef Str, RecordDataImpl &Record) { | |||
4194 | Record.push_back(Str.size()); | |||
4195 | Record.insert(Record.end(), Str.begin(), Str.end()); | |||
4196 | } | |||
4197 | ||||
4198 | bool ASTWriter::PreparePathForOutput(SmallVectorImpl<char> &Path) { | |||
4199 | assert(Context && "should have context when outputting path")((Context && "should have context when outputting path" ) ? static_cast<void> (0) : __assert_fail ("Context && \"should have context when outputting path\"" , "/build/llvm-toolchain-snapshot-11~++20200309111110+2c36c23f347/clang/lib/Serialization/ASTWriter.cpp" , 4199, __PRETTY_FUNCTION__)); | |||
4200 | ||||
4201 | bool Changed = | |||
4202 | cleanPathForOutput(Context->getSourceManager().getFileManager(), Path); | |||
4203 | ||||
4204 | // Remove a prefix to make the path relative, if relevant. | |||
4205 | const char *PathBegin = Path.data(); | |||
4206 | const char *PathPtr = | |||
4207 | adjustFilenameForRelocatableAST(PathBegin, BaseDirectory); | |||
4208 | if (PathPtr != PathBegin) { | |||
4209 | Path.erase(Path.begin(), Path.begin() + (PathPtr - PathBegin)); | |||
4210 | Changed = true; | |||
4211 | } | |||
4212 | ||||
4213 | return Changed; | |||
4214 | } | |||
4215 | ||||
4216 | void ASTWriter::AddPath(StringRef Path, RecordDataImpl &Record) { | |||
4217 | SmallString<128> FilePath(Path); | |||
4218 | PreparePathForOutput(FilePath); | |||
4219 | AddString(FilePath, Record); | |||
4220 | } | |||
4221 | ||||
4222 | void ASTWriter::EmitRecordWithPath(unsigned Abbrev, RecordDataRef Record, | |||
4223 | StringRef Path) { | |||
4224 | SmallString<128> FilePath(Path); | |||
4225 | PreparePathForOutput(FilePath); | |||
4226 | Stream.EmitRecordWithBlob(Abbrev, Record, FilePath); | |||
4227 | } | |||
4228 | ||||
4229 | void ASTWriter::AddVersionTuple(const VersionTuple &Version, | |||
4230 | RecordDataImpl &Record) { | |||
4231 | Record.push_back(Version.getMajor()); | |||
4232 | if (Optional<unsigned> Minor = Version.getMinor()) | |||
4233 | Record.push_back(*Minor + 1); | |||
4234 | else | |||
4235 | Record.push_back(0); | |||
4236 | if (Optional<unsigned> Subminor = Version.getSubminor()) | |||
4237 | Record.push_back(*Subminor + 1); | |||
4238 | else | |||
4239 | Record.push_back(0); | |||
4240 | } | |||
4241 | ||||
4242 | /// Note that the identifier II occurs at the given offset | |||
4243 | /// within the identifier table. | |||
4244 | void ASTWriter::SetIdentifierOffset(const IdentifierInfo *II, uint32_t Offset) { | |||
4245 | IdentID ID = IdentifierIDs[II]; | |||
4246 | // Only store offsets new to this AST file. Other identifier names are looked | |||
4247 | // up earlier in the chain and thus don't need an offset. | |||
4248 | if (ID >= FirstIdentID) | |||
4249 | IdentifierOffsets[ID - FirstIdentID] = Offset; | |||
4250 | } | |||
4251 | ||||
4252 | /// Note that the selector Sel occurs at the given offset | |||
4253 | /// within the method pool/selector table. | |||
4254 | void ASTWriter::SetSelectorOffset(Selector Sel, uint32_t Offset) { | |||
4255 | unsigned ID = SelectorIDs[Sel]; | |||
4256 | assert(ID && "Unknown selector")((ID && "Unknown selector") ? static_cast<void> (0) : __assert_fail ("ID && \"Unknown selector\"", "/build/llvm-toolchain-snapshot-11~++20200309111110+2c36c23f347/clang/lib/Serialization/ASTWriter.cpp" , 4256, __PRETTY_FUNCTION__)); | |||
4257 | // Don't record offsets for selectors that are also available in a different | |||
4258 | // file. | |||
4259 | if (ID < FirstSelectorID) | |||
4260 | return; | |||
4261 | SelectorOffsets[ID - FirstSelectorID] = Offset; | |||
4262 | } | |||
4263 | ||||
4264 | ASTWriter::ASTWriter(llvm::BitstreamWriter &Stream, | |||
4265 | SmallVectorImpl<char> &Buffer, | |||
4266 | InMemoryModuleCache &ModuleCache, | |||
4267 | ArrayRef<std::shared_ptr<ModuleFileExtension>> Extensions, | |||
4268 | bool IncludeTimestamps) | |||
4269 | : Stream(Stream), Buffer(Buffer), ModuleCache(ModuleCache), | |||
4270 | IncludeTimestamps(IncludeTimestamps) { | |||
4271 | for (const auto &Ext : Extensions) { | |||
4272 | if (auto Writer = Ext->createExtensionWriter(*this)) | |||
4273 | ModuleFileExtensionWriters.push_back(std::move(Writer)); | |||
4274 | } | |||
4275 | } | |||
4276 | ||||
4277 | ASTWriter::~ASTWriter() { | |||
4278 | llvm::DeleteContainerSeconds(FileDeclIDs); | |||
4279 | } | |||
4280 | ||||
4281 | const LangOptions &ASTWriter::getLangOpts() const { | |||
4282 | assert(WritingAST && "can't determine lang opts when not writing AST")((WritingAST && "can't determine lang opts when not writing AST" ) ? static_cast<void> (0) : __assert_fail ("WritingAST && \"can't determine lang opts when not writing AST\"" , "/build/llvm-toolchain-snapshot-11~++20200309111110+2c36c23f347/clang/lib/Serialization/ASTWriter.cpp" , 4282, __PRETTY_FUNCTION__)); | |||
4283 | return Context->getLangOpts(); | |||
4284 | } | |||
4285 | ||||
4286 | time_t ASTWriter::getTimestampForOutput(const FileEntry *E) const { | |||
4287 | return IncludeTimestamps ? E->getModificationTime() : 0; | |||
4288 | } | |||
4289 | ||||
4290 | ASTFileSignature ASTWriter::WriteAST(Sema &SemaRef, | |||
4291 | const std::string &OutputFile, | |||
4292 | Module *WritingModule, StringRef isysroot, | |||
4293 | bool hasErrors, | |||
4294 | bool ShouldCacheASTInMemory) { | |||
4295 | WritingAST = true; | |||
4296 | ||||
4297 | ASTHasCompilerErrors = hasErrors; | |||
4298 | ||||
4299 | // Emit the file header. | |||
4300 | Stream.Emit((unsigned)'C', 8); | |||
4301 | Stream.Emit((unsigned)'P', 8); | |||
4302 | Stream.Emit((unsigned)'C', 8); | |||
4303 | Stream.Emit((unsigned)'H', 8); | |||
4304 | ||||
4305 | WriteBlockInfoBlock(); | |||
4306 | ||||
4307 | Context = &SemaRef.Context; | |||
4308 | PP = &SemaRef.PP; | |||
4309 | this->WritingModule = WritingModule; | |||
4310 | ASTFileSignature Signature = | |||
4311 | WriteASTCore(SemaRef, isysroot, OutputFile, WritingModule); | |||
4312 | Context = nullptr; | |||
4313 | PP = nullptr; | |||
4314 | this->WritingModule = nullptr; | |||
4315 | this->BaseDirectory.clear(); | |||
4316 | ||||
4317 | WritingAST = false; | |||
4318 | if (ShouldCacheASTInMemory) { | |||
4319 | // Construct MemoryBuffer and update buffer manager. | |||
4320 | ModuleCache.addFinalPCM(OutputFile, | |||
4321 | llvm::MemoryBuffer::getMemBufferCopy( | |||
4322 | StringRef(Buffer.begin(), Buffer.size()))); | |||
4323 | } | |||
4324 | return Signature; | |||
4325 | } | |||
4326 | ||||
4327 | template<typename Vector> | |||
4328 | static void AddLazyVectorDecls(ASTWriter &Writer, Vector &Vec, | |||
4329 | ASTWriter::RecordData &Record) { | |||
4330 | for (typename Vector::iterator I = Vec.begin(nullptr, true), E = Vec.end(); | |||
4331 | I != E; ++I) { | |||
4332 | Writer.AddDeclRef(*I, Record); | |||
4333 | } | |||
4334 | } | |||
4335 | ||||
4336 | ASTFileSignature ASTWriter::WriteASTCore(Sema &SemaRef, StringRef isysroot, | |||
4337 | const std::string &OutputFile, | |||
4338 | Module *WritingModule) { | |||
4339 | using namespace llvm; | |||
4340 | ||||
4341 | bool isModule = WritingModule != nullptr; | |||
4342 | ||||
4343 | // Make sure that the AST reader knows to finalize itself. | |||
4344 | if (Chain) | |||
4345 | Chain->finalizeForWriting(); | |||
4346 | ||||
4347 | ASTContext &Context = SemaRef.Context; | |||
4348 | Preprocessor &PP = SemaRef.PP; | |||
4349 | ||||
4350 | // Set up predefined declaration IDs. | |||
4351 | auto RegisterPredefDecl = [&] (Decl *D, PredefinedDeclIDs ID) { | |||
4352 | if (D) { | |||
4353 | assert(D->isCanonicalDecl() && "predefined decl is not canonical")((D->isCanonicalDecl() && "predefined decl is not canonical" ) ? static_cast<void> (0) : __assert_fail ("D->isCanonicalDecl() && \"predefined decl is not canonical\"" , "/build/llvm-toolchain-snapshot-11~++20200309111110+2c36c23f347/clang/lib/Serialization/ASTWriter.cpp" , 4353, __PRETTY_FUNCTION__)); | |||
4354 | DeclIDs[D] = ID; | |||
4355 | } | |||
4356 | }; | |||
4357 | RegisterPredefDecl(Context.getTranslationUnitDecl(), | |||
4358 | PREDEF_DECL_TRANSLATION_UNIT_ID); | |||
4359 | RegisterPredefDecl(Context.ObjCIdDecl, PREDEF_DECL_OBJC_ID_ID); | |||
4360 | RegisterPredefDecl(Context.ObjCSelDecl, PREDEF_DECL_OBJC_SEL_ID); | |||
4361 | RegisterPredefDecl(Context.ObjCClassDecl, PREDEF_DECL_OBJC_CLASS_ID); | |||
4362 | RegisterPredefDecl(Context.ObjCProtocolClassDecl, | |||
4363 | PREDEF_DECL_OBJC_PROTOCOL_ID); | |||
4364 | RegisterPredefDecl(Context.Int128Decl, PREDEF_DECL_INT_128_ID); | |||
4365 | RegisterPredefDecl(Context.UInt128Decl, PREDEF_DECL_UNSIGNED_INT_128_ID); | |||
4366 | RegisterPredefDecl(Context.ObjCInstanceTypeDecl, | |||
4367 | PREDEF_DECL_OBJC_INSTANCETYPE_ID); | |||
4368 | RegisterPredefDecl(Context.BuiltinVaListDecl, PREDEF_DECL_BUILTIN_VA_LIST_ID); | |||
4369 | RegisterPredefDecl(Context.VaListTagDecl, PREDEF_DECL_VA_LIST_TAG); | |||
4370 | RegisterPredefDecl(Context.BuiltinMSVaListDecl, | |||
4371 | PREDEF_DECL_BUILTIN_MS_VA_LIST_ID); | |||
4372 | RegisterPredefDecl(Context.ExternCContext, PREDEF_DECL_EXTERN_C_CONTEXT_ID); | |||
4373 | RegisterPredefDecl(Context.MakeIntegerSeqDecl, | |||
4374 | PREDEF_DECL_MAKE_INTEGER_SEQ_ID); | |||
4375 | RegisterPredefDecl(Context.CFConstantStringTypeDecl, | |||
4376 | PREDEF_DECL_CF_CONSTANT_STRING_ID); | |||
4377 | RegisterPredefDecl(Context.CFConstantStringTagDecl, | |||
4378 | PREDEF_DECL_CF_CONSTANT_STRING_TAG_ID); | |||
4379 | RegisterPredefDecl(Context.TypePackElementDecl, | |||
4380 | PREDEF_DECL_TYPE_PACK_ELEMENT_ID); | |||
4381 | ||||
4382 | // Build a record containing all of the tentative definitions in this file, in | |||
4383 | // TentativeDefinitions order. Generally, this record will be empty for | |||
4384 | // headers. | |||
4385 | RecordData TentativeDefinitions; | |||
4386 | AddLazyVectorDecls(*this, SemaRef.TentativeDefinitions, TentativeDefinitions); | |||
4387 | ||||
4388 | // Build a record containing all of the file scoped decls in this file. | |||
4389 | RecordData UnusedFileScopedDecls; | |||
4390 | if (!isModule) | |||
4391 | AddLazyVectorDecls(*this, SemaRef.UnusedFileScopedDecls, | |||
4392 | UnusedFileScopedDecls); | |||
4393 | ||||
4394 | // Build a record containing all of the delegating constructors we still need | |||
4395 | // to resolve. | |||
4396 | RecordData DelegatingCtorDecls; | |||
4397 | if (!isModule) | |||
4398 | AddLazyVectorDecls(*this, SemaRef.DelegatingCtorDecls, DelegatingCtorDecls); | |||
4399 | ||||
4400 | // Write the set of weak, undeclared identifiers. We always write the | |||
4401 | // entire table, since later PCH files in a PCH chain are only interested in | |||
4402 | // the results at the end of the chain. | |||
4403 | RecordData WeakUndeclaredIdentifiers; | |||
4404 | for (auto &WeakUndeclaredIdentifier : SemaRef.WeakUndeclaredIdentifiers) { | |||
4405 | IdentifierInfo *II = WeakUndeclaredIdentifier.first; | |||
4406 | WeakInfo &WI = WeakUndeclaredIdentifier.second; | |||
4407 | AddIdentifierRef(II, WeakUndeclaredIdentifiers); | |||
4408 | AddIdentifierRef(WI.getAlias(), WeakUndeclaredIdentifiers); | |||
4409 | AddSourceLocation(WI.getLocation(), WeakUndeclaredIdentifiers); | |||
4410 | WeakUndeclaredIdentifiers.push_back(WI.getUsed()); | |||
4411 | } | |||
4412 | ||||
4413 | // Build a record containing all of the ext_vector declarations. | |||
4414 | RecordData ExtVectorDecls; | |||
4415 | AddLazyVectorDecls(*this, SemaRef.ExtVectorDecls, ExtVectorDecls); | |||
4416 | ||||
4417 | // Build a record containing all of the VTable uses information. | |||
4418 | RecordData VTableUses; | |||
4419 | if (!SemaRef.VTableUses.empty()) { | |||
4420 | for (unsigned I = 0, N = SemaRef.VTableUses.size(); I != N; ++I) { | |||
4421 | AddDeclRef(SemaRef.VTableUses[I].first, VTableUses); | |||
4422 | AddSourceLocation(SemaRef.VTableUses[I].second, VTableUses); | |||
4423 | VTableUses.push_back(SemaRef.VTablesUsed[SemaRef.VTableUses[I].first]); | |||
4424 | } | |||
4425 | } | |||
4426 | ||||
4427 | // Build a record containing all of the UnusedLocalTypedefNameCandidates. | |||
4428 | RecordData UnusedLocalTypedefNameCandidates; | |||
4429 | for (const TypedefNameDecl *TD : SemaRef.UnusedLocalTypedefNameCandidates) | |||
4430 | AddDeclRef(TD, UnusedLocalTypedefNameCandidates); | |||
4431 | ||||
4432 | // Build a record containing all of pending implicit instantiations. | |||
4433 | RecordData PendingInstantiations; | |||
4434 | for (const auto &I : SemaRef.PendingInstantiations) { | |||
4435 | AddDeclRef(I.first, PendingInstantiations); | |||
4436 | AddSourceLocation(I.second, PendingInstantiations); | |||
4437 | } | |||
4438 | assert(SemaRef.PendingLocalImplicitInstantiations.empty() &&((SemaRef.PendingLocalImplicitInstantiations.empty() && "There are local ones at end of translation unit!") ? static_cast <void> (0) : __assert_fail ("SemaRef.PendingLocalImplicitInstantiations.empty() && \"There are local ones at end of translation unit!\"" , "/build/llvm-toolchain-snapshot-11~++20200309111110+2c36c23f347/clang/lib/Serialization/ASTWriter.cpp" , 4439, __PRETTY_FUNCTION__)) | |||
4439 | "There are local ones at end of translation unit!")((SemaRef.PendingLocalImplicitInstantiations.empty() && "There are local ones at end of translation unit!") ? static_cast <void> (0) : __assert_fail ("SemaRef.PendingLocalImplicitInstantiations.empty() && \"There are local ones at end of translation unit!\"" , "/build/llvm-toolchain-snapshot-11~++20200309111110+2c36c23f347/clang/lib/Serialization/ASTWriter.cpp" , 4439, __PRETTY_FUNCTION__)); | |||
4440 | ||||
4441 | // Build a record containing some declaration references. | |||
4442 | RecordData SemaDeclRefs; | |||
4443 | if (SemaRef.StdNamespace || SemaRef.StdBadAlloc || SemaRef.StdAlignValT) { | |||
4444 | AddDeclRef(SemaRef.getStdNamespace(), SemaDeclRefs); | |||
4445 | AddDeclRef(SemaRef.getStdBadAlloc(), SemaDeclRefs); | |||
4446 | AddDeclRef(SemaRef.getStdAlignValT(), SemaDeclRefs); | |||
4447 | } | |||
4448 | ||||
4449 | RecordData CUDASpecialDeclRefs; | |||
4450 | if (Context.getcudaConfigureCallDecl()) { | |||
4451 | AddDeclRef(Context.getcudaConfigureCallDecl(), CUDASpecialDeclRefs); | |||
4452 | } | |||
4453 | ||||
4454 | // Build a record containing all of the known namespaces. | |||
4455 | RecordData KnownNamespaces; | |||
4456 | for (const auto &I : SemaRef.KnownNamespaces) { | |||
4457 | if (!I.second) | |||
4458 | AddDeclRef(I.first, KnownNamespaces); | |||
4459 | } | |||
4460 | ||||
4461 | // Build a record of all used, undefined objects that require definitions. | |||
4462 | RecordData UndefinedButUsed; | |||
4463 | ||||
4464 | SmallVector<std::pair<NamedDecl *, SourceLocation>, 16> Undefined; | |||
4465 | SemaRef.getUndefinedButUsed(Undefined); | |||
4466 | for (const auto &I : Undefined) { | |||
4467 | AddDeclRef(I.first, UndefinedButUsed); | |||
4468 | AddSourceLocation(I.second, UndefinedButUsed); | |||
4469 | } | |||
4470 | ||||
4471 | // Build a record containing all delete-expressions that we would like to | |||
4472 | // analyze later in AST. | |||
4473 | RecordData DeleteExprsToAnalyze; | |||
4474 | ||||
4475 | if (!isModule) { | |||
4476 | for (const auto &DeleteExprsInfo : | |||
4477 | SemaRef.getMismatchingDeleteExpressions()) { | |||
4478 | AddDeclRef(DeleteExprsInfo.first, DeleteExprsToAnalyze); | |||
4479 | DeleteExprsToAnalyze.push_back(DeleteExprsInfo.second.size()); | |||
4480 | for (const auto &DeleteLoc : DeleteExprsInfo.second) { | |||
4481 | AddSourceLocation(DeleteLoc.first, DeleteExprsToAnalyze); | |||
4482 | DeleteExprsToAnalyze.push_back(DeleteLoc.second); | |||
4483 | } | |||
4484 | } | |||
4485 | } | |||
4486 | ||||
4487 | // Write the control block | |||
4488 | WriteControlBlock(PP, Context, isysroot, OutputFile); | |||
4489 | ||||
4490 | // Write the remaining AST contents. | |||
4491 | Stream.EnterSubblock(AST_BLOCK_ID, 5); | |||
4492 | ||||
4493 | // This is so that older clang versions, before the introduction | |||
4494 | // of the control block, can read and reject the newer PCH format. | |||
4495 | { | |||
4496 | RecordData Record = {VERSION_MAJOR}; | |||
4497 | Stream.EmitRecord(METADATA_OLD_FORMAT, Record); | |||
4498 | } | |||
4499 | ||||
4500 | // Create a lexical update block containing all of the declarations in the | |||
4501 | // translation unit that do not come from other AST files. | |||
4502 | const TranslationUnitDecl *TU = Context.getTranslationUnitDecl(); | |||
4503 | SmallVector<uint32_t, 128> NewGlobalKindDeclPairs; | |||
4504 | for (const auto *D : TU->noload_decls()) { | |||
4505 | if (!D->isFromASTFile()) { | |||
4506 | NewGlobalKindDeclPairs.push_back(D->getKind()); | |||
4507 | NewGlobalKindDeclPairs.push_back(GetDeclRef(D)); | |||
4508 | } | |||
4509 | } | |||
4510 | ||||
4511 | auto Abv = std::make_shared<BitCodeAbbrev>(); | |||
4512 | Abv->Add(llvm::BitCodeAbbrevOp(TU_UPDATE_LEXICAL)); | |||
4513 | Abv->Add(llvm::BitCodeAbbrevOp(llvm::BitCodeAbbrevOp::Blob)); | |||
4514 | unsigned TuUpdateLexicalAbbrev = Stream.EmitAbbrev(std::move(Abv)); | |||
4515 | { | |||
4516 | RecordData::value_type Record[] = {TU_UPDATE_LEXICAL}; | |||
4517 | Stream.EmitRecordWithBlob(TuUpdateLexicalAbbrev, Record, | |||
4518 | bytes(NewGlobalKindDeclPairs)); | |||
4519 | } | |||
4520 | ||||
4521 | // And a visible updates block for the translation unit. | |||
4522 | Abv = std::make_shared<BitCodeAbbrev>(); | |||
4523 | Abv->Add(llvm::BitCodeAbbrevOp(UPDATE_VISIBLE)); | |||
4524 | Abv->Add(llvm::BitCodeAbbrevOp(llvm::BitCodeAbbrevOp::VBR, 6)); | |||
4525 | Abv->Add(llvm::BitCodeAbbrevOp(llvm::BitCodeAbbrevOp::Blob)); | |||
4526 | UpdateVisibleAbbrev = Stream.EmitAbbrev(std::move(Abv)); | |||
4527 | WriteDeclContextVisibleUpdate(TU); | |||
4528 | ||||
4529 | // If we have any extern "C" names, write out a visible update for them. | |||
4530 | if (Context.ExternCContext) | |||
4531 | WriteDeclContextVisibleUpdate(Context.ExternCContext); | |||
4532 | ||||
4533 | // If the translation unit has an anonymous namespace, and we don't already | |||
4534 | // have an update block for it, write it as an update block. | |||
4535 | // FIXME: Why do we not do this if there's already an update block? | |||
4536 | if (NamespaceDecl *NS = TU->getAnonymousNamespace()) { | |||
4537 | ASTWriter::UpdateRecord &Record = DeclUpdates[TU]; | |||
4538 | if (Record.empty()) | |||
4539 | Record.push_back(DeclUpdate(UPD_CXX_ADDED_ANONYMOUS_NAMESPACE, NS)); | |||
4540 | } | |||
4541 | ||||
4542 | // Add update records for all mangling numbers and static local numbers. | |||
4543 | // These aren't really update records, but this is a convenient way of | |||
4544 | // tagging this rare extra data onto the declarations. | |||
4545 | for (const auto &Number : Context.MangleNumbers) | |||
4546 | if (!Number.first->isFromASTFile()) | |||
4547 | DeclUpdates[Number.first].push_back(DeclUpdate(UPD_MANGLING_NUMBER, | |||
4548 | Number.second)); | |||
4549 | for (const auto &Number : Context.StaticLocalNumbers) | |||
4550 | if (!Number.first->isFromASTFile()) | |||
4551 | DeclUpdates[Number.first].push_back(DeclUpdate(UPD_STATIC_LOCAL_NUMBER, | |||
4552 | Number.second)); | |||
4553 | ||||
4554 | // Make sure visible decls, added to DeclContexts previously loaded from | |||
4555 | // an AST file, are registered for serialization. Likewise for template | |||
4556 | // specializations added to imported templates. | |||
4557 | for (const auto *I : DeclsToEmitEvenIfUnreferenced) { | |||
4558 | GetDeclRef(I); | |||
4559 | } | |||
4560 | ||||
4561 | // Make sure all decls associated with an identifier are registered for | |||
4562 | // serialization, if we're storing decls with identifiers. | |||
4563 | if (!WritingModule || !getLangOpts().CPlusPlus) { | |||
4564 | llvm::SmallVector<const IdentifierInfo*, 256> IIs; | |||
4565 | for (const auto &ID : PP.getIdentifierTable()) { | |||
4566 | const IdentifierInfo *II = ID.second; | |||
4567 | if (!Chain || !II->isFromAST() || II->hasChangedSinceDeserialization()) | |||
4568 | IIs.push_back(II); | |||
4569 | } | |||
4570 | // Sort the identifiers to visit based on their name. | |||
4571 | llvm::sort(IIs, llvm::deref<std::less<>>()); | |||
4572 | for (const IdentifierInfo *II : IIs) { | |||
4573 | for (IdentifierResolver::iterator D = SemaRef.IdResolver.begin(II), | |||
4574 | DEnd = SemaRef.IdResolver.end(); | |||
4575 | D != DEnd; ++D) { | |||
4576 | GetDeclRef(*D); | |||
4577 | } | |||
4578 | } | |||
4579 | } | |||
4580 | ||||
4581 | // For method pool in the module, if it contains an entry for a selector, | |||
4582 | // the entry should be complete, containing everything introduced by that | |||
4583 | // module and all modules it imports. It's possible that the entry is out of | |||
4584 | // date, so we need to pull in the new content here. | |||
4585 | ||||
4586 | // It's possible that updateOutOfDateSelector can update SelectorIDs. To be | |||
4587 | // safe, we copy all selectors out. | |||
4588 | llvm::SmallVector<Selector, 256> AllSelectors; | |||
4589 | for (auto &SelectorAndID : SelectorIDs) | |||
4590 | AllSelectors.push_back(SelectorAndID.first); | |||
4591 | for (auto &Selector : AllSelectors) | |||
4592 | SemaRef.updateOutOfDateSelector(Selector); | |||
4593 | ||||
4594 | // Form the record of special types. | |||
4595 | RecordData SpecialTypes; | |||
4596 | AddTypeRef(Context.getRawCFConstantStringType(), SpecialTypes); | |||
4597 | AddTypeRef(Context.getFILEType(), SpecialTypes); | |||
4598 | AddTypeRef(Context.getjmp_bufType(), SpecialTypes); | |||
4599 | AddTypeRef(Context.getsigjmp_bufType(), SpecialTypes); | |||
4600 | AddTypeRef(Context.ObjCIdRedefinitionType, SpecialTypes); | |||
4601 | AddTypeRef(Context.ObjCClassRedefinitionType, SpecialTypes); | |||
4602 | AddTypeRef(Context.ObjCSelRedefinitionType, SpecialTypes); | |||
4603 | AddTypeRef(Context.getucontext_tType(), SpecialTypes); | |||
4604 | ||||
4605 | if (Chain) { | |||
4606 | // Write the mapping information describing our module dependencies and how | |||
4607 | // each of those modules were mapped into our own offset/ID space, so that | |||
4608 | // the reader can build the appropriate mapping to its own offset/ID space. | |||
4609 | // The map consists solely of a blob with the following format: | |||
4610 | // *(module-kind:i8 | |||
4611 | // module-name-len:i16 module-name:len*i8 | |||
4612 | // source-location-offset:i32 | |||
4613 | // identifier-id:i32 | |||
4614 | // preprocessed-entity-id:i32 | |||
4615 | // macro-definition-id:i32 | |||
4616 | // submodule-id:i32 | |||
4617 | // selector-id:i32 | |||
4618 | // declaration-id:i32 | |||
4619 | // c++-base-specifiers-id:i32 | |||
4620 | // type-id:i32) | |||
4621 | // | |||
4622 | // module-kind is the ModuleKind enum value. If it is MK_PrebuiltModule or | |||
4623 | // MK_ExplicitModule, then the module-name is the module name. Otherwise, | |||
4624 | // it is the module file name. | |||
4625 | auto Abbrev = std::make_shared<BitCodeAbbrev>(); | |||
4626 | Abbrev->Add(BitCodeAbbrevOp(MODULE_OFFSET_MAP)); | |||
4627 | Abbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Blob)); | |||
4628 | unsigned ModuleOffsetMapAbbrev = Stream.EmitAbbrev(std::move(Abbrev)); | |||
4629 | SmallString<2048> Buffer; | |||
4630 | { | |||
4631 | llvm::raw_svector_ostream Out(Buffer); | |||
4632 | for (ModuleFile &M : Chain->ModuleMgr) { | |||
4633 | using namespace llvm::support; | |||
4634 | ||||
4635 | endian::Writer LE(Out, little); | |||
4636 | LE.write<uint8_t>(static_cast<uint8_t>(M.Kind)); | |||
4637 | StringRef Name = | |||
4638 | M.Kind == MK_PrebuiltModule || M.Kind == MK_ExplicitModule | |||
4639 | ? M.ModuleName | |||
4640 | : M.FileName; | |||
4641 | LE.write<uint16_t>(Name.size()); | |||
4642 | Out.write(Name.data(), Name.size()); | |||
4643 | ||||
4644 | // Note: if a base ID was uint max, it would not be possible to load | |||
4645 | // another module after it or have more than one entity inside it. | |||
4646 | uint32_t None = std::numeric_limits<uint32_t>::max(); | |||
4647 | ||||
4648 | auto writeBaseIDOrNone = [&](uint32_t BaseID, bool ShouldWrite) { | |||
4649 | assert(BaseID < std::numeric_limits<uint32_t>::max() && "base id too high")((BaseID < std::numeric_limits<uint32_t>::max() && "base id too high") ? static_cast<void> (0) : __assert_fail ("BaseID < std::numeric_limits<uint32_t>::max() && \"base id too high\"" , "/build/llvm-toolchain-snapshot-11~++20200309111110+2c36c23f347/clang/lib/Serialization/ASTWriter.cpp" , 4649, __PRETTY_FUNCTION__)); | |||
4650 | if (ShouldWrite) | |||
4651 | LE.write<uint32_t>(BaseID); | |||
4652 | else | |||
4653 | LE.write<uint32_t>(None); | |||
4654 | }; | |||
4655 | ||||
4656 | // These values should be unique within a chain, since they will be read | |||
4657 | // as keys into ContinuousRangeMaps. | |||
4658 | writeBaseIDOrNone(M.SLocEntryBaseOffset, M.LocalNumSLocEntries); | |||
4659 | writeBaseIDOrNone(M.BaseIdentifierID, M.LocalNumIdentifiers); | |||
4660 | writeBaseIDOrNone(M.BaseMacroID, M.LocalNumMacros); | |||
4661 | writeBaseIDOrNone(M.BasePreprocessedEntityID, | |||
4662 | M.NumPreprocessedEntities); | |||
4663 | writeBaseIDOrNone(M.BaseSubmoduleID, M.LocalNumSubmodules); | |||
4664 | writeBaseIDOrNone(M.BaseSelectorID, M.LocalNumSelectors); | |||
4665 | writeBaseIDOrNone(M.BaseDeclID, M.LocalNumDecls); | |||
4666 | writeBaseIDOrNone(M.BaseTypeIndex, M.LocalNumTypes); | |||
4667 | } | |||
4668 | } | |||
4669 | RecordData::value_type Record[] = {MODULE_OFFSET_MAP}; | |||
4670 | Stream.EmitRecordWithBlob(ModuleOffsetMapAbbrev, Record, | |||
4671 | Buffer.data(), Buffer.size()); | |||
4672 | } | |||
4673 | ||||
4674 | RecordData DeclUpdatesOffsetsRecord; | |||
4675 | ||||
4676 | // Keep writing types, declarations, and declaration update records | |||
4677 | // until we've emitted all of them. | |||
4678 | Stream.EnterSubblock(DECLTYPES_BLOCK_ID, /*bits for abbreviations*/5); | |||
4679 | WriteTypeAbbrevs(); | |||
4680 | WriteDeclAbbrevs(); | |||
4681 | do { | |||
4682 | WriteDeclUpdatesBlocks(DeclUpdatesOffsetsRecord); | |||
4683 | while (!DeclTypesToEmit.empty()) { | |||
4684 | DeclOrType DOT = DeclTypesToEmit.front(); | |||
4685 | DeclTypesToEmit.pop(); | |||
4686 | if (DOT.isType()) | |||
4687 | WriteType(DOT.getType()); | |||
4688 | else | |||
4689 | WriteDecl(Context, DOT.getDecl()); | |||
4690 | } | |||
4691 | } while (!DeclUpdates.empty()); | |||
4692 | Stream.ExitBlock(); | |||
4693 | ||||
4694 | DoneWritingDeclsAndTypes = true; | |||
4695 | ||||
4696 | // These things can only be done once we've written out decls and types. | |||
4697 | WriteTypeDeclOffsets(); | |||
4698 | if (!DeclUpdatesOffsetsRecord.empty()) | |||
4699 | Stream.EmitRecord(DECL_UPDATE_OFFSETS, DeclUpdatesOffsetsRecord); | |||
4700 | WriteFileDeclIDsMap(); | |||
4701 | WriteSourceManagerBlock(Context.getSourceManager(), PP); | |||
4702 | WriteComments(); | |||
4703 | WritePreprocessor(PP, isModule); | |||
4704 | WriteHeaderSearch(PP.getHeaderSearchInfo()); | |||
4705 | WriteSelectors(SemaRef); | |||
4706 | WriteReferencedSelectorsPool(SemaRef); | |||
4707 | WriteLateParsedTemplates(SemaRef); | |||
4708 | WriteIdentifierTable(PP, SemaRef.IdResolver, isModule); | |||
4709 | WriteFPPragmaOptions(SemaRef.getFPOptions()); | |||
4710 | WriteOpenCLExtensions(SemaRef); | |||
4711 | WriteOpenCLExtensionTypes(SemaRef); | |||
4712 | WriteCUDAPragmas(SemaRef); | |||
4713 | ||||
4714 | // If we're emitting a module, write out the submodule information. | |||
4715 | if (WritingModule) | |||
4716 | WriteSubmodules(WritingModule); | |||
4717 | ||||
4718 | // We need to have information about submodules to correctly deserialize | |||
4719 | // decls from OpenCLExtensionDecls block | |||
4720 | WriteOpenCLExtensionDecls(SemaRef); | |||
4721 | ||||
4722 | Stream.EmitRecord(SPECIAL_TYPES, SpecialTypes); | |||
4723 | ||||
4724 | // Write the record containing external, unnamed definitions. | |||
4725 | if (!EagerlyDeserializedDecls.empty()) | |||
4726 | Stream.EmitRecord(EAGERLY_DESERIALIZED_DECLS, EagerlyDeserializedDecls); | |||
4727 | ||||
4728 | if (!ModularCodegenDecls.empty()) | |||
4729 | Stream.EmitRecord(MODULAR_CODEGEN_DECLS, ModularCodegenDecls); | |||
4730 | ||||
4731 | // Write the record containing tentative definitions. | |||
4732 | if (!TentativeDefinitions.empty()) | |||
4733 | Stream.EmitRecord(TENTATIVE_DEFINITIONS, TentativeDefinitions); | |||
4734 | ||||
4735 | // Write the record containing unused file scoped decls. | |||
4736 | if (!UnusedFileScopedDecls.empty()) | |||
4737 | Stream.EmitRecord(UNUSED_FILESCOPED_DECLS, UnusedFileScopedDecls); | |||
4738 | ||||
4739 | // Write the record containing weak undeclared identifiers. | |||
4740 | if (!WeakUndeclaredIdentifiers.empty()) | |||
4741 | Stream.EmitRecord(WEAK_UNDECLARED_IDENTIFIERS, | |||
4742 | WeakUndeclaredIdentifiers); | |||
4743 | ||||
4744 | // Write the record containing ext_vector type names. | |||
4745 | if (!ExtVectorDecls.empty()) | |||
4746 | Stream.EmitRecord(EXT_VECTOR_DECLS, ExtVectorDecls); | |||
4747 | ||||
4748 | // Write the record containing VTable uses information. | |||
4749 | if (!VTableUses.empty()) | |||
4750 | Stream.EmitRecord(VTABLE_USES, VTableUses); | |||
4751 | ||||
4752 | // Write the record containing potentially unused local typedefs. | |||
4753 | if (!UnusedLocalTypedefNameCandidates.empty()) | |||
4754 | Stream.EmitRecord(UNUSED_LOCAL_TYPEDEF_NAME_CANDIDATES, | |||
4755 | UnusedLocalTypedefNameCandidates); | |||
4756 | ||||
4757 | // Write the record containing pending implicit instantiations. | |||
4758 | if (!PendingInstantiations.empty()) | |||
4759 | Stream.EmitRecord(PENDING_IMPLICIT_INSTANTIATIONS, PendingInstantiations); | |||
4760 | ||||
4761 | // Write the record containing declaration references of Sema. | |||
4762 | if (!SemaDeclRefs.empty()) | |||
4763 | Stream.EmitRecord(SEMA_DECL_REFS, SemaDeclRefs); | |||
4764 | ||||
4765 | // Write the record containing CUDA-specific declaration references. | |||
4766 | if (!CUDASpecialDeclRefs.empty()) | |||
4767 | Stream.EmitRecord(CUDA_SPECIAL_DECL_REFS, CUDASpecialDeclRefs); | |||
4768 | ||||
4769 | // Write the delegating constructors. | |||
4770 | if (!DelegatingCtorDecls.empty()) | |||
4771 | Stream.EmitRecord(DELEGATING_CTORS, DelegatingCtorDecls); | |||
4772 | ||||
4773 | // Write the known namespaces. | |||
4774 | if (!KnownNamespaces.empty()) | |||
4775 | Stream.EmitRecord(KNOWN_NAMESPACES, KnownNamespaces); | |||
4776 | ||||
4777 | // Write the undefined internal functions and variables, and inline functions. | |||
4778 | if (!UndefinedButUsed.empty()) | |||
4779 | Stream.EmitRecord(UNDEFINED_BUT_USED, UndefinedButUsed); | |||
4780 | ||||
4781 | if (!DeleteExprsToAnalyze.empty()) | |||
4782 | Stream.EmitRecord(DELETE_EXPRS_TO_ANALYZE, DeleteExprsToAnalyze); | |||
4783 | ||||
4784 | // Write the visible updates to DeclContexts. | |||
4785 | for (auto *DC : UpdatedDeclContexts) | |||
4786 | WriteDeclContextVisibleUpdate(DC); | |||
4787 | ||||
4788 | if (!WritingModule) { | |||
4789 | // Write the submodules that were imported, if any. | |||
4790 | struct ModuleInfo { | |||
4791 | uint64_t ID; | |||
4792 | Module *M; | |||
4793 | ModuleInfo(uint64_t ID, Module *M) : ID(ID), M(M) {} | |||
4794 | }; | |||
4795 | llvm::SmallVector<ModuleInfo, 64> Imports; | |||
4796 | for (const auto *I : Context.local_imports()) { | |||
4797 | assert(SubmoduleIDs.find(I->getImportedModule()) != SubmoduleIDs.end())((SubmoduleIDs.find(I->getImportedModule()) != SubmoduleIDs .end()) ? static_cast<void> (0) : __assert_fail ("SubmoduleIDs.find(I->getImportedModule()) != SubmoduleIDs.end()" , "/build/llvm-toolchain-snapshot-11~++20200309111110+2c36c23f347/clang/lib/Serialization/ASTWriter.cpp" , 4797, __PRETTY_FUNCTION__)); | |||
4798 | Imports.push_back(ModuleInfo(SubmoduleIDs[I->getImportedModule()], | |||
4799 | I->getImportedModule())); | |||
4800 | } | |||
4801 | ||||
4802 | if (!Imports.empty()) { | |||
4803 | auto Cmp = [](const ModuleInfo &A, const ModuleInfo &B) { | |||
4804 | return A.ID < B.ID; | |||
4805 | }; | |||
4806 | auto Eq = [](const ModuleInfo &A, const ModuleInfo &B) { | |||
4807 | return A.ID == B.ID; | |||
4808 | }; | |||
4809 | ||||
4810 | // Sort and deduplicate module IDs. | |||
4811 | llvm::sort(Imports, Cmp); | |||
4812 | Imports.erase(std::unique(Imports.begin(), Imports.end(), Eq), | |||
4813 | Imports.end()); | |||
4814 | ||||
4815 | RecordData ImportedModules; | |||
4816 | for (const auto &Import : Imports) { | |||
4817 | ImportedModules.push_back(Import.ID); | |||
4818 | // FIXME: If the module has macros imported then later has declarations | |||
4819 | // imported, this location won't be the right one as a location for the | |||
4820 | // declaration imports. | |||
4821 | AddSourceLocation(PP.getModuleImportLoc(Import.M), ImportedModules); | |||
4822 | } | |||
4823 | ||||
4824 | Stream.EmitRecord(IMPORTED_MODULES, ImportedModules); | |||
4825 | } | |||
4826 | } | |||
4827 | ||||
4828 | WriteObjCCategories(); | |||
4829 | if(!WritingModule) { | |||
4830 | WriteOptimizePragmaOptions(SemaRef); | |||
4831 | WriteMSStructPragmaOptions(SemaRef); | |||
4832 | WriteMSPointersToMembersPragmaOptions(SemaRef); | |||
4833 | } | |||
4834 | WritePackPragmaOptions(SemaRef); | |||
4835 | ||||
4836 | // Some simple statistics | |||
4837 | RecordData::value_type Record[] = { | |||
4838 | NumStatements, NumMacros, NumLexicalDeclContexts, NumVisibleDeclContexts}; | |||
4839 | Stream.EmitRecord(STATISTICS, Record); | |||
4840 | Stream.ExitBlock(); | |||
4841 | ||||
4842 | // Write the module file extension blocks. | |||
4843 | for (const auto &ExtWriter : ModuleFileExtensionWriters) | |||
4844 | WriteModuleFileExtension(SemaRef, *ExtWriter); | |||
4845 | ||||
4846 | return writeUnhashedControlBlock(PP, Context); | |||
4847 | } | |||
4848 | ||||
4849 | void ASTWriter::WriteDeclUpdatesBlocks(RecordDataImpl &OffsetsRecord) { | |||
4850 | if (DeclUpdates.empty()) | |||
4851 | return; | |||
4852 | ||||
4853 | DeclUpdateMap LocalUpdates; | |||
4854 | LocalUpdates.swap(DeclUpdates); | |||
4855 | ||||
4856 | for (auto &DeclUpdate : LocalUpdates) { | |||
4857 | const Decl *D = DeclUpdate.first; | |||
4858 | ||||
4859 | bool HasUpdatedBody = false; | |||
4860 | RecordData RecordData; | |||
4861 | ASTRecordWriter Record(*this, RecordData); | |||
4862 | for (auto &Update : DeclUpdate.second) { | |||
4863 | DeclUpdateKind Kind = (DeclUpdateKind)Update.getKind(); | |||
4864 | ||||
4865 | // An updated body is emitted last, so that the reader doesn't need | |||
4866 | // to skip over the lazy body to reach statements for other records. | |||
4867 | if (Kind == UPD_CXX_ADDED_FUNCTION_DEFINITION) | |||
4868 | HasUpdatedBody = true; | |||
4869 | else | |||
4870 | Record.push_back(Kind); | |||
4871 | ||||
4872 | switch (Kind) { | |||
4873 | case UPD_CXX_ADDED_IMPLICIT_MEMBER: | |||
4874 | case UPD_CXX_ADDED_TEMPLATE_SPECIALIZATION: | |||
4875 | case UPD_CXX_ADDED_ANONYMOUS_NAMESPACE: | |||
4876 | assert(Update.getDecl() && "no decl to add?")((Update.getDecl() && "no decl to add?") ? static_cast <void> (0) : __assert_fail ("Update.getDecl() && \"no decl to add?\"" , "/build/llvm-toolchain-snapshot-11~++20200309111110+2c36c23f347/clang/lib/Serialization/ASTWriter.cpp" , 4876, __PRETTY_FUNCTION__)); | |||
4877 | Record.push_back(GetDeclRef(Update.getDecl())); | |||
4878 | break; | |||
4879 | ||||
4880 | case UPD_CXX_ADDED_FUNCTION_DEFINITION: | |||
4881 | break; | |||
4882 | ||||
4883 | case UPD_CXX_POINT_OF_INSTANTIATION: | |||
4884 | // FIXME: Do we need to also save the template specialization kind here? | |||
4885 | Record.AddSourceLocation(Update.getLoc()); | |||
4886 | break; | |||
4887 | ||||
4888 | case UPD_CXX_ADDED_VAR_DEFINITION: { | |||
4889 | const VarDecl *VD = cast<VarDecl>(D); | |||
4890 | Record.push_back(VD->isInline()); | |||
4891 | Record.push_back(VD->isInlineSpecified()); | |||
4892 | if (VD->getInit()) { | |||
4893 | Record.push_back(!VD->isInitKnownICE() ? 1 | |||
4894 | : (VD->isInitICE() ? 3 : 2)); | |||
4895 | Record.AddStmt(const_cast<Expr*>(VD->getInit())); | |||
4896 | } else { | |||
4897 | Record.push_back(0); | |||
4898 | } | |||
4899 | break; | |||
4900 | } | |||
4901 | ||||
4902 | case UPD_CXX_INSTANTIATED_DEFAULT_ARGUMENT: | |||
4903 | Record.AddStmt(const_cast<Expr *>( | |||
4904 | cast<ParmVarDecl>(Update.getDecl())->getDefaultArg())); | |||
4905 | break; | |||
4906 | ||||
4907 | case UPD_CXX_INSTANTIATED_DEFAULT_MEMBER_INITIALIZER: | |||
4908 | Record.AddStmt( | |||
4909 | cast<FieldDecl>(Update.getDecl())->getInClassInitializer()); | |||
4910 | break; | |||
4911 | ||||
4912 | case UPD_CXX_INSTANTIATED_CLASS_DEFINITION: { | |||
4913 | auto *RD = cast<CXXRecordDecl>(D); | |||
4914 | UpdatedDeclContexts.insert(RD->getPrimaryContext()); | |||
4915 | Record.push_back(RD->isParamDestroyedInCallee()); | |||
4916 | Record.push_back(RD->getArgPassingRestrictions()); | |||
4917 | Record.AddCXXDefinitionData(RD); | |||
4918 | Record.AddOffset(WriteDeclContextLexicalBlock( | |||
4919 | *Context, const_cast<CXXRecordDecl *>(RD))); | |||
4920 | ||||
4921 | // This state is sometimes updated by template instantiation, when we | |||
4922 | // switch from the specialization referring to the template declaration | |||
4923 | // to it referring to the template definition. | |||
4924 | if (auto *MSInfo = RD->getMemberSpecializationInfo()) { | |||
4925 | Record.push_back(MSInfo->getTemplateSpecializationKind()); | |||
4926 | Record.AddSourceLocation(MSInfo->getPointOfInstantiation()); | |||
4927 | } else { | |||
4928 | auto *Spec = cast<ClassTemplateSpecializationDecl>(RD); | |||
4929 | Record.push_back(Spec->getTemplateSpecializationKind()); | |||
4930 | Record.AddSourceLocation(Spec->getPointOfInstantiation()); | |||
4931 | ||||
4932 | // The instantiation might have been resolved to a partial | |||
4933 | // specialization. If so, record which one. | |||
4934 | auto From = Spec->getInstantiatedFrom(); | |||
4935 | if (auto PartialSpec = | |||
4936 | From.dyn_cast<ClassTemplatePartialSpecializationDecl*>()) { | |||
4937 | Record.push_back(true); | |||
4938 | Record.AddDeclRef(PartialSpec); | |||
4939 | Record.AddTemplateArgumentList( | |||
4940 | &Spec->getTemplateInstantiationArgs()); | |||
4941 | } else { | |||
4942 | Record.push_back(false); | |||
4943 | } | |||
4944 | } | |||
4945 | Record.push_back(RD->getTagKind()); | |||
4946 | Record.AddSourceLocation(RD->getLocation()); | |||
4947 | Record.AddSourceLocation(RD->getBeginLoc()); | |||
4948 | Record.AddSourceRange(RD->getBraceRange()); | |||
4949 | ||||
4950 | // Instantiation may change attributes; write them all out afresh. | |||
4951 | Record.push_back(D->hasAttrs()); | |||
4952 | if (D->hasAttrs()) | |||
4953 | Record.AddAttributes(D->getAttrs()); | |||
4954 | ||||
4955 | // FIXME: Ensure we don't get here for explicit instantiations. | |||
4956 | break; | |||
4957 | } | |||
4958 | ||||
4959 | case UPD_CXX_RESOLVED_DTOR_DELETE: | |||
4960 | Record.AddDeclRef(Update.getDecl()); | |||
4961 | Record.AddStmt(cast<CXXDestructorDecl>(D)->getOperatorDeleteThisArg()); | |||
4962 | break; | |||
4963 | ||||
4964 | case UPD_CXX_RESOLVED_EXCEPTION_SPEC: { | |||
4965 | auto prototype = | |||
4966 | cast<FunctionDecl>(D)->getType()->castAs<FunctionProtoType>(); | |||
4967 | Record.writeExceptionSpecInfo(prototype->getExceptionSpecInfo()); | |||
4968 | break; | |||
4969 | } | |||
4970 | ||||
4971 | case UPD_CXX_DEDUCED_RETURN_TYPE: | |||
4972 | Record.push_back(GetOrCreateTypeID(Update.getType())); | |||
4973 | break; | |||
4974 | ||||
4975 | case UPD_DECL_MARKED_USED: | |||
4976 | break; | |||
4977 | ||||
4978 | case UPD_MANGLING_NUMBER: | |||
4979 | case UPD_STATIC_LOCAL_NUMBER: | |||
4980 | Record.push_back(Update.getNumber()); | |||
4981 | break; | |||
4982 | ||||
4983 | case UPD_DECL_MARKED_OPENMP_THREADPRIVATE: | |||
4984 | Record.AddSourceRange( | |||
4985 | D->getAttr<OMPThreadPrivateDeclAttr>()->getRange()); | |||
4986 | break; | |||
4987 | ||||
4988 | case UPD_DECL_MARKED_OPENMP_ALLOCATE: { | |||
4989 | auto *A = D->getAttr<OMPAllocateDeclAttr>(); | |||
4990 | Record.push_back(A->getAllocatorType()); | |||
4991 | Record.AddStmt(A->getAllocator()); | |||
4992 | Record.AddSourceRange(A->getRange()); | |||
4993 | break; | |||
4994 | } | |||
4995 | ||||
4996 | case UPD_DECL_MARKED_OPENMP_DECLARETARGET: | |||
4997 | Record.push_back(D->getAttr<OMPDeclareTargetDeclAttr>()->getMapType()); | |||
4998 | Record.AddSourceRange( | |||
4999 | D->getAttr<OMPDeclareTargetDeclAttr>()->getRange()); | |||
5000 | break; | |||
5001 | ||||
5002 | case UPD_DECL_EXPORTED: | |||
5003 | Record.push_back(getSubmoduleID(Update.getModule())); | |||
5004 | break; | |||
5005 | ||||
5006 | case UPD_ADDED_ATTR_TO_RECORD: | |||
5007 | Record.AddAttributes(llvm::makeArrayRef(Update.getAttr())); | |||
5008 | break; | |||
5009 | } | |||
5010 | } | |||
5011 | ||||
5012 | if (HasUpdatedBody) { | |||
5013 | const auto *Def = cast<FunctionDecl>(D); | |||
5014 | Record.push_back(UPD_CXX_ADDED_FUNCTION_DEFINITION); | |||
5015 | Record.push_back(Def->isInlined()); | |||
5016 | Record.AddSourceLocation(Def->getInnerLocStart()); | |||
5017 | Record.AddFunctionDefinition(Def); | |||
5018 | } | |||
5019 | ||||
5020 | OffsetsRecord.push_back(GetDeclRef(D)); | |||
5021 | OffsetsRecord.push_back(Record.Emit(DECL_UPDATES)); | |||
5022 | } | |||
5023 | } | |||
5024 | ||||
5025 | void ASTWriter::AddSourceLocation(SourceLocation Loc, RecordDataImpl &Record) { | |||
5026 | uint32_t Raw = Loc.getRawEncoding(); | |||
5027 | Record.push_back((Raw << 1) | (Raw >> 31)); | |||
5028 | } | |||
5029 | ||||
5030 | void ASTWriter::AddSourceRange(SourceRange Range, RecordDataImpl &Record) { | |||
5031 | AddSourceLocation(Range.getBegin(), Record); | |||
5032 | AddSourceLocation(Range.getEnd(), Record); | |||
5033 | } | |||
5034 | ||||
5035 | void ASTRecordWriter::AddAPFloat(const llvm::APFloat &Value) { | |||
5036 | AddAPInt(Value.bitcastToAPInt()); | |||
5037 | } | |||
5038 | ||||
5039 | static void WriteFixedPointSemantics(ASTRecordWriter &Record, | |||
5040 | FixedPointSemantics FPSema) { | |||
5041 | Record.push_back(FPSema.getWidth()); | |||
5042 | Record.push_back(FPSema.getScale()); | |||
5043 | Record.push_back(FPSema.isSigned() | FPSema.isSaturated() << 1 | | |||
5044 | FPSema.hasUnsignedPadding() << 2); | |||
5045 | } | |||
5046 | ||||
5047 | void ASTRecordWriter::AddAPValue(const APValue &Value) { | |||
5048 | APValue::ValueKind Kind = Value.getKind(); | |||
5049 | push_back(static_cast<uint64_t>(Kind)); | |||
5050 | switch (Kind) { | |||
5051 | case APValue::None: | |||
5052 | case APValue::Indeterminate: | |||
5053 | return; | |||
5054 | case APValue::Int: | |||
5055 | AddAPSInt(Value.getInt()); | |||
5056 | return; | |||
5057 | case APValue::Float: | |||
5058 | push_back(static_cast<uint64_t>( | |||
5059 | llvm::APFloatBase::SemanticsToEnum(Value.getFloat().getSemantics()))); | |||
5060 | AddAPFloat(Value.getFloat()); | |||
5061 | return; | |||
5062 | case APValue::FixedPoint: { | |||
5063 | WriteFixedPointSemantics(*this, Value.getFixedPoint().getSemantics()); | |||
5064 | AddAPSInt(Value.getFixedPoint().getValue()); | |||
5065 | return; | |||
5066 | } | |||
5067 | case APValue::ComplexInt: { | |||
5068 | AddAPSInt(Value.getComplexIntReal()); | |||
5069 | AddAPSInt(Value.getComplexIntImag()); | |||
5070 | return; | |||
5071 | } | |||
5072 | case APValue::ComplexFloat: { | |||
5073 | push_back(static_cast<uint64_t>(llvm::APFloatBase::SemanticsToEnum( | |||
5074 | Value.getComplexFloatReal().getSemantics()))); | |||
5075 | AddAPFloat(Value.getComplexFloatReal()); | |||
5076 | push_back(static_cast<uint64_t>(llvm::APFloatBase::SemanticsToEnum( | |||
5077 | Value.getComplexFloatImag().getSemantics()))); | |||
5078 | AddAPFloat(Value.getComplexFloatImag()); | |||
5079 | return; | |||
5080 | } | |||
5081 | case APValue::LValue: | |||
5082 | case APValue::Vector: | |||
5083 | case APValue::Array: | |||
5084 | case APValue::Struct: | |||
5085 | case APValue::Union: | |||
5086 | case APValue::MemberPointer: | |||
5087 | case APValue::AddrLabelDiff: | |||
5088 | // TODO : Handle all these APValue::ValueKind. | |||
5089 | return; | |||
5090 | } | |||
5091 | llvm_unreachable("Invalid APValue::ValueKind")::llvm::llvm_unreachable_internal("Invalid APValue::ValueKind" , "/build/llvm-toolchain-snapshot-11~++20200309111110+2c36c23f347/clang/lib/Serialization/ASTWriter.cpp" , 5091); | |||
5092 | } | |||
5093 | ||||
5094 | void ASTWriter::AddIdentifierRef(const IdentifierInfo *II, RecordDataImpl &Record) { | |||
5095 | Record.push_back(getIdentifierRef(II)); | |||
5096 | } | |||
5097 | ||||
5098 | IdentID ASTWriter::getIdentifierRef(const IdentifierInfo *II) { | |||
5099 | if (!II) | |||
5100 | return 0; | |||
5101 | ||||
5102 | IdentID &ID = IdentifierIDs[II]; | |||
5103 | if (ID == 0) | |||
5104 | ID = NextIdentID++; | |||
5105 | return ID; | |||
5106 | } | |||
5107 | ||||
5108 | MacroID ASTWriter::getMacroRef(MacroInfo *MI, const IdentifierInfo *Name) { | |||
5109 | // Don't emit builtin macros like __LINE__ to the AST file unless they | |||
5110 | // have been redefined by the header (in which case they are not | |||
5111 | // isBuiltinMacro). | |||
5112 | if (!MI || MI->isBuiltinMacro()) | |||
5113 | return 0; | |||
5114 | ||||
5115 | MacroID &ID = MacroIDs[MI]; | |||
5116 | if (ID == 0) { | |||
5117 | ID = NextMacroID++; | |||
5118 | MacroInfoToEmitData Info = { Name, MI, ID }; | |||
5119 | MacroInfosToEmit.push_back(Info); | |||
5120 | } | |||
5121 | return ID; | |||
5122 | } | |||
5123 | ||||
5124 | MacroID ASTWriter::getMacroID(MacroInfo *MI) { | |||
5125 | if (!MI || MI->isBuiltinMacro()) | |||
5126 | return 0; | |||
5127 | ||||
5128 | assert(MacroIDs.find(MI) != MacroIDs.end() && "Macro not emitted!")((MacroIDs.find(MI) != MacroIDs.end() && "Macro not emitted!" ) ? static_cast<void> (0) : __assert_fail ("MacroIDs.find(MI) != MacroIDs.end() && \"Macro not emitted!\"" , "/build/llvm-toolchain-snapshot-11~++20200309111110+2c36c23f347/clang/lib/Serialization/ASTWriter.cpp" , 5128, __PRETTY_FUNCTION__)); | |||
5129 | return MacroIDs[MI]; | |||
5130 | } | |||
5131 | ||||
5132 | uint64_t ASTWriter::getMacroDirectivesOffset(const IdentifierInfo *Name) { | |||
5133 | return IdentMacroDirectivesOffsetMap.lookup(Name); | |||
5134 | } | |||
5135 | ||||
5136 | void ASTRecordWriter::AddSelectorRef(const Selector SelRef) { | |||
5137 | Record->push_back(Writer->getSelectorRef(SelRef)); | |||
5138 | } | |||
5139 | ||||
5140 | SelectorID ASTWriter::getSelectorRef(Selector Sel) { | |||
5141 | if (Sel.getAsOpaquePtr() == nullptr) { | |||
5142 | return 0; | |||
5143 | } | |||
5144 | ||||
5145 | SelectorID SID = SelectorIDs[Sel]; | |||
5146 | if (SID == 0 && Chain) { | |||
5147 | // This might trigger a ReadSelector callback, which will set the ID for | |||
5148 | // this selector. | |||
5149 | Chain->LoadSelector(Sel); | |||
5150 | SID = SelectorIDs[Sel]; | |||
5151 | } | |||
5152 | if (SID == 0) { | |||
5153 | SID = NextSelectorID++; | |||
5154 | SelectorIDs[Sel] = SID; | |||
5155 | } | |||
5156 | return SID; | |||
5157 | } | |||
5158 | ||||
5159 | void ASTRecordWriter::AddCXXTemporary(const CXXTemporary *Temp) { | |||
5160 | AddDeclRef(Temp->getDestructor()); | |||
5161 | } | |||
5162 | ||||
5163 | void ASTRecordWriter::AddTemplateArgumentLocInfo( | |||
5164 | TemplateArgument::ArgKind Kind, const TemplateArgumentLocInfo &Arg) { | |||
5165 | switch (Kind) { | |||
5166 | case TemplateArgument::Expression: | |||
5167 | AddStmt(Arg.getAsExpr()); | |||
5168 | break; | |||
5169 | case TemplateArgument::Type: | |||
5170 | AddTypeSourceInfo(Arg.getAsTypeSourceInfo()); | |||
5171 | break; | |||
5172 | case TemplateArgument::Template: | |||
5173 | AddNestedNameSpecifierLoc(Arg.getTemplateQualifierLoc()); | |||
5174 | AddSourceLocation(Arg.getTemplateNameLoc()); | |||
5175 | break; | |||
5176 | case TemplateArgument::TemplateExpansion: | |||
5177 | AddNestedNameSpecifierLoc(Arg.getTemplateQualifierLoc()); | |||
5178 | AddSourceLocation(Arg.getTemplateNameLoc()); | |||
5179 | AddSourceLocation(Arg.getTemplateEllipsisLoc()); | |||
5180 | break; | |||
5181 | case TemplateArgument::Null: | |||
5182 | case TemplateArgument::Integral: | |||
5183 | case TemplateArgument::Declaration: | |||
5184 | case TemplateArgument::NullPtr: | |||
5185 | case TemplateArgument::Pack: | |||
5186 | // FIXME: Is this right? | |||
5187 | break; | |||
5188 | } | |||
5189 | } | |||
5190 | ||||
5191 | void ASTRecordWriter::AddTemplateArgumentLoc(const TemplateArgumentLoc &Arg) { | |||
5192 | AddTemplateArgument(Arg.getArgument()); | |||
5193 | ||||
5194 | if (Arg.getArgument().getKind() == TemplateArgument::Expression) { | |||
5195 | bool InfoHasSameExpr | |||
5196 | = Arg.getArgument().getAsExpr() == Arg.getLocInfo().getAsExpr(); | |||
5197 | Record->push_back(InfoHasSameExpr); | |||
5198 | if (InfoHasSameExpr) | |||
5199 | return; // Avoid storing the same expr twice. | |||
5200 | } | |||
5201 | AddTemplateArgumentLocInfo(Arg.getArgument().getKind(), Arg.getLocInfo()); | |||
5202 | } | |||
5203 | ||||
5204 | void ASTRecordWriter::AddTypeSourceInfo(TypeSourceInfo *TInfo) { | |||
5205 | if (!TInfo) { | |||
5206 | AddTypeRef(QualType()); | |||
5207 | return; | |||
5208 | } | |||
5209 | ||||
5210 | AddTypeRef(TInfo->getType()); | |||
5211 | AddTypeLoc(TInfo->getTypeLoc()); | |||
5212 | } | |||
5213 | ||||
5214 | void ASTRecordWriter::AddTypeLoc(TypeLoc TL) { | |||
5215 | TypeLocWriter TLW(*this); | |||
5216 | for (; !TL.isNull(); TL = TL.getNextTypeLoc()) | |||
5217 | TLW.Visit(TL); | |||
5218 | } | |||
5219 | ||||
5220 | void ASTWriter::AddTypeRef(QualType T, RecordDataImpl &Record) { | |||
5221 | Record.push_back(GetOrCreateTypeID(T)); | |||
5222 | } | |||
5223 | ||||
5224 | TypeID ASTWriter::GetOrCreateTypeID(QualType T) { | |||
5225 | assert(Context)((Context) ? static_cast<void> (0) : __assert_fail ("Context" , "/build/llvm-toolchain-snapshot-11~++20200309111110+2c36c23f347/clang/lib/Serialization/ASTWriter.cpp" , 5225, __PRETTY_FUNCTION__)); | |||
5226 | return MakeTypeID(*Context, T, [&](QualType T) -> TypeIdx { | |||
5227 | if (T.isNull()) | |||
5228 | return TypeIdx(); | |||
5229 | assert(!T.getLocalFastQualifiers())((!T.getLocalFastQualifiers()) ? static_cast<void> (0) : __assert_fail ("!T.getLocalFastQualifiers()", "/build/llvm-toolchain-snapshot-11~++20200309111110+2c36c23f347/clang/lib/Serialization/ASTWriter.cpp" , 5229, __PRETTY_FUNCTION__)); | |||
5230 | ||||
5231 | TypeIdx &Idx = TypeIdxs[T]; | |||
5232 | if (Idx.getIndex() == 0) { | |||
5233 | if (DoneWritingDeclsAndTypes) { | |||
5234 | assert(0 && "New type seen after serializing all the types to emit!")((0 && "New type seen after serializing all the types to emit!" ) ? static_cast<void> (0) : __assert_fail ("0 && \"New type seen after serializing all the types to emit!\"" , "/build/llvm-toolchain-snapshot-11~++20200309111110+2c36c23f347/clang/lib/Serialization/ASTWriter.cpp" , 5234, __PRETTY_FUNCTION__)); | |||
5235 | return TypeIdx(); | |||
5236 | } | |||
5237 | ||||
5238 | // We haven't seen this type before. Assign it a new ID and put it | |||
5239 | // into the queue of types to emit. | |||
5240 | Idx = TypeIdx(NextTypeID++); | |||
5241 | DeclTypesToEmit.push(T); | |||
5242 | } | |||
5243 | return Idx; | |||
5244 | }); | |||
5245 | } | |||
5246 | ||||
5247 | TypeID ASTWriter::getTypeID(QualType T) const { | |||
5248 | assert(Context)((Context) ? static_cast<void> (0) : __assert_fail ("Context" , "/build/llvm-toolchain-snapshot-11~++20200309111110+2c36c23f347/clang/lib/Serialization/ASTWriter.cpp" , 5248, __PRETTY_FUNCTION__)); | |||
5249 | return MakeTypeID(*Context, T, [&](QualType T) -> TypeIdx { | |||
5250 | if (T.isNull()) | |||
5251 | return TypeIdx(); | |||
5252 | assert(!T.getLocalFastQualifiers())((!T.getLocalFastQualifiers()) ? static_cast<void> (0) : __assert_fail ("!T.getLocalFastQualifiers()", "/build/llvm-toolchain-snapshot-11~++20200309111110+2c36c23f347/clang/lib/Serialization/ASTWriter.cpp" , 5252, __PRETTY_FUNCTION__)); | |||
5253 | ||||
5254 | TypeIdxMap::const_iterator I = TypeIdxs.find(T); | |||
5255 | assert(I != TypeIdxs.end() && "Type not emitted!")((I != TypeIdxs.end() && "Type not emitted!") ? static_cast <void> (0) : __assert_fail ("I != TypeIdxs.end() && \"Type not emitted!\"" , "/build/llvm-toolchain-snapshot-11~++20200309111110+2c36c23f347/clang/lib/Serialization/ASTWriter.cpp" , 5255, __PRETTY_FUNCTION__)); | |||
5256 | return I->second; | |||
5257 | }); | |||
5258 | } | |||
5259 | ||||
5260 | void ASTWriter::AddDeclRef(const Decl *D, RecordDataImpl &Record) { | |||
5261 | Record.push_back(GetDeclRef(D)); | |||
5262 | } | |||
5263 | ||||
5264 | DeclID ASTWriter::GetDeclRef(const Decl *D) { | |||
5265 | assert(WritingAST && "Cannot request a declaration ID before AST writing")((WritingAST && "Cannot request a declaration ID before AST writing" ) ? static_cast<void> (0) : __assert_fail ("WritingAST && \"Cannot request a declaration ID before AST writing\"" , "/build/llvm-toolchain-snapshot-11~++20200309111110+2c36c23f347/clang/lib/Serialization/ASTWriter.cpp" , 5265, __PRETTY_FUNCTION__)); | |||
5266 | ||||
5267 | if (!D) { | |||
5268 | return 0; | |||
5269 | } | |||
5270 | ||||
5271 | // If D comes from an AST file, its declaration ID is already known and | |||
5272 | // fixed. | |||
5273 | if (D->isFromASTFile()) | |||
5274 | return D->getGlobalID(); | |||
5275 | ||||
5276 | assert(!(reinterpret_cast<uintptr_t>(D) & 0x01) && "Invalid decl pointer")((!(reinterpret_cast<uintptr_t>(D) & 0x01) && "Invalid decl pointer") ? static_cast<void> (0) : __assert_fail ("!(reinterpret_cast<uintptr_t>(D) & 0x01) && \"Invalid decl pointer\"" , "/build/llvm-toolchain-snapshot-11~++20200309111110+2c36c23f347/clang/lib/Serialization/ASTWriter.cpp" , 5276, __PRETTY_FUNCTION__)); | |||
5277 | DeclID &ID = DeclIDs[D]; | |||
5278 | if (ID == 0) { | |||
5279 | if (DoneWritingDeclsAndTypes) { | |||
5280 | assert(0 && "New decl seen after serializing all the decls to emit!")((0 && "New decl seen after serializing all the decls to emit!" ) ? static_cast<void> (0) : __assert_fail ("0 && \"New decl seen after serializing all the decls to emit!\"" , "/build/llvm-toolchain-snapshot-11~++20200309111110+2c36c23f347/clang/lib/Serialization/ASTWriter.cpp" , 5280, __PRETTY_FUNCTION__)); | |||
5281 | return 0; | |||
5282 | } | |||
5283 | ||||
5284 | // We haven't seen this declaration before. Give it a new ID and | |||
5285 | // enqueue it in the list of declarations to emit. | |||
5286 | ID = NextDeclID++; | |||
5287 | DeclTypesToEmit.push(const_cast<Decl *>(D)); | |||
5288 | } | |||
5289 | ||||
5290 | return ID; | |||
5291 | } | |||
5292 | ||||
5293 | DeclID ASTWriter::getDeclID(const Decl *D) { | |||
5294 | if (!D) | |||
5295 | return 0; | |||
5296 | ||||
5297 | // If D comes from an AST file, its declaration ID is already known and | |||
5298 | // fixed. | |||
5299 | if (D->isFromASTFile()) | |||
5300 | return D->getGlobalID(); | |||
5301 | ||||
5302 | assert(DeclIDs.find(D) != DeclIDs.end() && "Declaration not emitted!")((DeclIDs.find(D) != DeclIDs.end() && "Declaration not emitted!" ) ? static_cast<void> (0) : __assert_fail ("DeclIDs.find(D) != DeclIDs.end() && \"Declaration not emitted!\"" , "/build/llvm-toolchain-snapshot-11~++20200309111110+2c36c23f347/clang/lib/Serialization/ASTWriter.cpp" , 5302, __PRETTY_FUNCTION__)); | |||
5303 | return DeclIDs[D]; | |||
5304 | } | |||
5305 | ||||
5306 | void ASTWriter::associateDeclWithFile(const Decl *D, DeclID ID) { | |||
5307 | assert(ID)((ID) ? static_cast<void> (0) : __assert_fail ("ID", "/build/llvm-toolchain-snapshot-11~++20200309111110+2c36c23f347/clang/lib/Serialization/ASTWriter.cpp" , 5307, __PRETTY_FUNCTION__)); | |||
5308 | assert(D)((D) ? static_cast<void> (0) : __assert_fail ("D", "/build/llvm-toolchain-snapshot-11~++20200309111110+2c36c23f347/clang/lib/Serialization/ASTWriter.cpp" , 5308, __PRETTY_FUNCTION__)); | |||
5309 | ||||
5310 | SourceLocation Loc = D->getLocation(); | |||
5311 | if (Loc.isInvalid()) | |||
5312 | return; | |||
5313 | ||||
5314 | // We only keep track of the file-level declarations of each file. | |||
5315 | if (!D->getLexicalDeclContext()->isFileContext()) | |||
5316 | return; | |||
5317 | // FIXME: ParmVarDecls that are part of a function type of a parameter of | |||
5318 | // a function/objc method, should not have TU as lexical context. | |||
5319 | // TemplateTemplateParmDecls that are part of an alias template, should not | |||
5320 | // have TU as lexical context. | |||
5321 | if (isa<ParmVarDecl>(D) || isa<TemplateTemplateParmDecl>(D)) | |||
5322 | return; | |||
5323 | ||||
5324 | SourceManager &SM = Context->getSourceManager(); | |||
5325 | SourceLocation FileLoc = SM.getFileLoc(Loc); | |||
5326 | assert(SM.isLocalSourceLocation(FileLoc))((SM.isLocalSourceLocation(FileLoc)) ? static_cast<void> (0) : __assert_fail ("SM.isLocalSourceLocation(FileLoc)", "/build/llvm-toolchain-snapshot-11~++20200309111110+2c36c23f347/clang/lib/Serialization/ASTWriter.cpp" , 5326, __PRETTY_FUNCTION__)); | |||
5327 | FileID FID; | |||
5328 | unsigned Offset; | |||
5329 | std::tie(FID, Offset) = SM.getDecomposedLoc(FileLoc); | |||
5330 | if (FID.isInvalid()) | |||
5331 | return; | |||
5332 | assert(SM.getSLocEntry(FID).isFile())((SM.getSLocEntry(FID).isFile()) ? static_cast<void> (0 ) : __assert_fail ("SM.getSLocEntry(FID).isFile()", "/build/llvm-toolchain-snapshot-11~++20200309111110+2c36c23f347/clang/lib/Serialization/ASTWriter.cpp" , 5332, __PRETTY_FUNCTION__)); | |||
5333 | ||||
5334 | DeclIDInFileInfo *&Info = FileDeclIDs[FID]; | |||
5335 | if (!Info) | |||
5336 | Info = new DeclIDInFileInfo(); | |||
5337 | ||||
5338 | std::pair<unsigned, serialization::DeclID> LocDecl(Offset, ID); | |||
5339 | LocDeclIDsTy &Decls = Info->DeclIDs; | |||
5340 | ||||
5341 | if (Decls.empty() || Decls.back().first <= Offset) { | |||
5342 | Decls.push_back(LocDecl); | |||
5343 | return; | |||
5344 | } | |||
5345 | ||||
5346 | LocDeclIDsTy::iterator I = | |||
5347 | llvm::upper_bound(Decls, LocDecl, llvm::less_first()); | |||
5348 | ||||
5349 | Decls.insert(I, LocDecl); | |||
5350 | } | |||
5351 | ||||
5352 | unsigned ASTWriter::getAnonymousDeclarationNumber(const NamedDecl *D) { | |||
5353 | assert(needsAnonymousDeclarationNumber(D) &&((needsAnonymousDeclarationNumber(D) && "expected an anonymous declaration" ) ? static_cast<void> (0) : __assert_fail ("needsAnonymousDeclarationNumber(D) && \"expected an anonymous declaration\"" , "/build/llvm-toolchain-snapshot-11~++20200309111110+2c36c23f347/clang/lib/Serialization/ASTWriter.cpp" , 5354, __PRETTY_FUNCTION__)) | |||
5354 | "expected an anonymous declaration")((needsAnonymousDeclarationNumber(D) && "expected an anonymous declaration" ) ? static_cast<void> (0) : __assert_fail ("needsAnonymousDeclarationNumber(D) && \"expected an anonymous declaration\"" , "/build/llvm-toolchain-snapshot-11~++20200309111110+2c36c23f347/clang/lib/Serialization/ASTWriter.cpp" , 5354, __PRETTY_FUNCTION__)); | |||
5355 | ||||
5356 | // Number the anonymous declarations within this context, if we've not | |||
5357 | // already done so. | |||
5358 | auto It = AnonymousDeclarationNumbers.find(D); | |||
5359 | if (It == AnonymousDeclarationNumbers.end()) { | |||
5360 | auto *DC = D->getLexicalDeclContext(); | |||
5361 | numberAnonymousDeclsWithin(DC, [&](const NamedDecl *ND, unsigned Number) { | |||
5362 | AnonymousDeclarationNumbers[ND] = Number; | |||
5363 | }); | |||
5364 | ||||
5365 | It = AnonymousDeclarationNumbers.find(D); | |||
5366 | assert(It != AnonymousDeclarationNumbers.end() &&((It != AnonymousDeclarationNumbers.end() && "declaration not found within its lexical context" ) ? static_cast<void> (0) : __assert_fail ("It != AnonymousDeclarationNumbers.end() && \"declaration not found within its lexical context\"" , "/build/llvm-toolchain-snapshot-11~++20200309111110+2c36c23f347/clang/lib/Serialization/ASTWriter.cpp" , 5367, __PRETTY_FUNCTION__)) | |||
5367 | "declaration not found within its lexical context")((It != AnonymousDeclarationNumbers.end() && "declaration not found within its lexical context" ) ? static_cast<void> (0) : __assert_fail ("It != AnonymousDeclarationNumbers.end() && \"declaration not found within its lexical context\"" , "/build/llvm-toolchain-snapshot-11~++20200309111110+2c36c23f347/clang/lib/Serialization/ASTWriter.cpp" , 5367, __PRETTY_FUNCTION__)); | |||
5368 | } | |||
5369 | ||||
5370 | return It->second; | |||
5371 | } | |||
5372 | ||||
5373 | void ASTRecordWriter::AddDeclarationNameLoc(const DeclarationNameLoc &DNLoc, | |||
5374 | DeclarationName Name) { | |||
5375 | switch (Name.getNameKind()) { | |||
5376 | case DeclarationName::CXXConstructorName: | |||
5377 | case DeclarationName::CXXDestructorName: | |||
5378 | case DeclarationName::CXXConversionFunctionName: | |||
5379 | AddTypeSourceInfo(DNLoc.NamedType.TInfo); | |||
5380 | break; | |||
5381 | ||||
5382 | case DeclarationName::CXXOperatorName: | |||
5383 | AddSourceLocation(SourceLocation::getFromRawEncoding( | |||
5384 | DNLoc.CXXOperatorName.BeginOpNameLoc)); | |||
5385 | AddSourceLocation( | |||
5386 | SourceLocation::getFromRawEncoding(DNLoc.CXXOperatorName.EndOpNameLoc)); | |||
5387 | break; | |||
5388 | ||||
5389 | case DeclarationName::CXXLiteralOperatorName: | |||
5390 | AddSourceLocation(SourceLocation::getFromRawEncoding( | |||
5391 | DNLoc.CXXLiteralOperatorName.OpNameLoc)); | |||
5392 | break; | |||
5393 | ||||
5394 | case DeclarationName::Identifier: | |||
5395 | case DeclarationName::ObjCZeroArgSelector: | |||
5396 | case DeclarationName::ObjCOneArgSelector: | |||
5397 | case DeclarationName::ObjCMultiArgSelector: | |||
5398 | case DeclarationName::CXXUsingDirective: | |||
5399 | case DeclarationName::CXXDeductionGuideName: | |||
5400 | break; | |||
5401 | } | |||
5402 | } | |||
5403 | ||||
5404 | void ASTRecordWriter::AddDeclarationNameInfo( | |||
5405 | const DeclarationNameInfo &NameInfo) { | |||
5406 | AddDeclarationName(NameInfo.getName()); | |||
5407 | AddSourceLocation(NameInfo.getLoc()); | |||
5408 | AddDeclarationNameLoc(NameInfo.getInfo(), NameInfo.getName()); | |||
5409 | } | |||
5410 | ||||
5411 | void ASTRecordWriter::AddQualifierInfo(const QualifierInfo &Info) { | |||
5412 | AddNestedNameSpecifierLoc(Info.QualifierLoc); | |||
5413 | Record->push_back(Info.NumTemplParamLists); | |||
5414 | for (unsigned i = 0, e = Info.NumTemplParamLists; i != e; ++i) | |||
5415 | AddTemplateParameterList(Info.TemplParamLists[i]); | |||
5416 | } | |||
5417 | ||||
5418 | void ASTRecordWriter::AddNestedNameSpecifierLoc(NestedNameSpecifierLoc NNS) { | |||
5419 | // Nested name specifiers usually aren't too long. I think that 8 would | |||
5420 | // typically accommodate the vast majority. | |||
5421 | SmallVector<NestedNameSpecifierLoc , 8> NestedNames; | |||
5422 | ||||
5423 | // Push each of the nested-name-specifiers's onto a stack for | |||
5424 | // serialization in reverse order. | |||
5425 | while (NNS) { | |||
5426 | NestedNames.push_back(NNS); | |||
5427 | NNS = NNS.getPrefix(); | |||
5428 | } | |||
5429 | ||||
5430 | Record->push_back(NestedNames.size()); | |||
5431 | while(!NestedNames.empty()) { | |||
5432 | NNS = NestedNames.pop_back_val(); | |||
5433 | NestedNameSpecifier::SpecifierKind Kind | |||
5434 | = NNS.getNestedNameSpecifier()->getKind(); | |||
5435 | Record->push_back(Kind); | |||
5436 | switch (Kind) { | |||
5437 | case NestedNameSpecifier::Identifier: | |||
5438 | AddIdentifierRef(NNS.getNestedNameSpecifier()->getAsIdentifier()); | |||
5439 | AddSourceRange(NNS.getLocalSourceRange()); | |||
5440 | break; | |||
5441 | ||||
5442 | case NestedNameSpecifier::Namespace: | |||
5443 | AddDeclRef(NNS.getNestedNameSpecifier()->getAsNamespace()); | |||
5444 | AddSourceRange(NNS.getLocalSourceRange()); | |||
5445 | break; | |||
5446 | ||||
5447 | case NestedNameSpecifier::NamespaceAlias: | |||
5448 | AddDeclRef(NNS.getNestedNameSpecifier()->getAsNamespaceAlias()); | |||
5449 | AddSourceRange(NNS.getLocalSourceRange()); | |||
5450 | break; | |||
5451 | ||||
5452 | case NestedNameSpecifier::TypeSpec: | |||
5453 | case NestedNameSpecifier::TypeSpecWithTemplate: | |||
5454 | Record->push_back(Kind == NestedNameSpecifier::TypeSpecWithTemplate); | |||
5455 | AddTypeRef(NNS.getTypeLoc().getType()); | |||
5456 | AddTypeLoc(NNS.getTypeLoc()); | |||
5457 | AddSourceLocation(NNS.getLocalSourceRange().getEnd()); | |||
5458 | break; | |||
5459 | ||||
5460 | case NestedNameSpecifier::Global: | |||
5461 | AddSourceLocation(NNS.getLocalSourceRange().getEnd()); | |||
5462 | break; | |||
5463 | ||||
5464 | case NestedNameSpecifier::Super: | |||
5465 | AddDeclRef(NNS.getNestedNameSpecifier()->getAsRecordDecl()); | |||
5466 | AddSourceRange(NNS.getLocalSourceRange()); | |||
5467 | break; | |||
5468 | } | |||
5469 | } | |||
5470 | } | |||
5471 | ||||
5472 | void ASTRecordWriter::AddTemplateParameterList( | |||
5473 | const TemplateParameterList *TemplateParams) { | |||
5474 | assert(TemplateParams && "No TemplateParams!")((TemplateParams && "No TemplateParams!") ? static_cast <void> (0) : __assert_fail ("TemplateParams && \"No TemplateParams!\"" , "/build/llvm-toolchain-snapshot-11~++20200309111110+2c36c23f347/clang/lib/Serialization/ASTWriter.cpp" , 5474, __PRETTY_FUNCTION__)); | |||
5475 | AddSourceLocation(TemplateParams->getTemplateLoc()); | |||
5476 | AddSourceLocation(TemplateParams->getLAngleLoc()); | |||
5477 | AddSourceLocation(TemplateParams->getRAngleLoc()); | |||
5478 | ||||
5479 | Record->push_back(TemplateParams->size()); | |||
5480 | for (const auto &P : *TemplateParams) | |||
5481 | AddDeclRef(P); | |||
5482 | if (const Expr *RequiresClause = TemplateParams->getRequiresClause()) { | |||
5483 | Record->push_back(true); | |||
5484 | AddStmt(const_cast<Expr*>(RequiresClause)); | |||
5485 | } else { | |||
5486 | Record->push_back(false); | |||
5487 | } | |||
5488 | } | |||
5489 | ||||
5490 | /// Emit a template argument list. | |||
5491 | void ASTRecordWriter::AddTemplateArgumentList( | |||
5492 | const TemplateArgumentList *TemplateArgs) { | |||
5493 | assert(TemplateArgs && "No TemplateArgs!")((TemplateArgs && "No TemplateArgs!") ? static_cast< void> (0) : __assert_fail ("TemplateArgs && \"No TemplateArgs!\"" , "/build/llvm-toolchain-snapshot-11~++20200309111110+2c36c23f347/clang/lib/Serialization/ASTWriter.cpp" , 5493, __PRETTY_FUNCTION__)); | |||
5494 | Record->push_back(TemplateArgs->size()); | |||
5495 | for (int i = 0, e = TemplateArgs->size(); i != e; ++i) | |||
5496 | AddTemplateArgument(TemplateArgs->get(i)); | |||
5497 | } | |||
5498 | ||||
5499 | void ASTRecordWriter::AddASTTemplateArgumentListInfo( | |||
5500 | const ASTTemplateArgumentListInfo *ASTTemplArgList) { | |||
5501 | assert(ASTTemplArgList && "No ASTTemplArgList!")((ASTTemplArgList && "No ASTTemplArgList!") ? static_cast <void> (0) : __assert_fail ("ASTTemplArgList && \"No ASTTemplArgList!\"" , "/build/llvm-toolchain-snapshot-11~++20200309111110+2c36c23f347/clang/lib/Serialization/ASTWriter.cpp" , 5501, __PRETTY_FUNCTION__)); | |||
5502 | AddSourceLocation(ASTTemplArgList->LAngleLoc); | |||
5503 | AddSourceLocation(ASTTemplArgList->RAngleLoc); | |||
5504 | Record->push_back(ASTTemplArgList->NumTemplateArgs); | |||
5505 | const TemplateArgumentLoc *TemplArgs = ASTTemplArgList->getTemplateArgs(); | |||
5506 | for (int i = 0, e = ASTTemplArgList->NumTemplateArgs; i != e; ++i) | |||
5507 | AddTemplateArgumentLoc(TemplArgs[i]); | |||
5508 | } | |||
5509 | ||||
5510 | void ASTRecordWriter::AddUnresolvedSet(const ASTUnresolvedSet &Set) { | |||
5511 | Record->push_back(Set.size()); | |||
5512 | for (ASTUnresolvedSet::const_iterator | |||
5513 | I = Set.begin(), E = Set.end(); I != E; ++I) { | |||
5514 | AddDeclRef(I.getDecl()); | |||
5515 | Record->push_back(I.getAccess()); | |||
5516 | } | |||
5517 | } | |||
5518 | ||||
5519 | // FIXME: Move this out of the main ASTRecordWriter interface. | |||
5520 | void ASTRecordWriter::AddCXXBaseSpecifier(const CXXBaseSpecifier &Base) { | |||
5521 | Record->push_back(Base.isVirtual()); | |||
5522 | Record->push_back(Base.isBaseOfClass()); | |||
5523 | Record->push_back(Base.getAccessSpecifierAsWritten()); | |||
5524 | Record->push_back(Base.getInheritConstructors()); | |||
5525 | AddTypeSourceInfo(Base.getTypeSourceInfo()); | |||
5526 | AddSourceRange(Base.getSourceRange()); | |||
5527 | AddSourceLocation(Base.isPackExpansion()? Base.getEllipsisLoc() | |||
5528 | : SourceLocation()); | |||
5529 | } | |||
5530 | ||||
5531 | static uint64_t EmitCXXBaseSpecifiers(ASTWriter &W, | |||
5532 | ArrayRef<CXXBaseSpecifier> Bases) { | |||
5533 | ASTWriter::RecordData Record; | |||
5534 | ASTRecordWriter Writer(W, Record); | |||
5535 | Writer.push_back(Bases.size()); | |||
5536 | ||||
5537 | for (auto &Base : Bases) | |||
5538 | Writer.AddCXXBaseSpecifier(Base); | |||
5539 | ||||
5540 | return Writer.Emit(serialization::DECL_CXX_BASE_SPECIFIERS); | |||
5541 | } | |||
5542 | ||||
5543 | // FIXME: Move this out of the main ASTRecordWriter interface. | |||
5544 | void ASTRecordWriter::AddCXXBaseSpecifiers(ArrayRef<CXXBaseSpecifier> Bases) { | |||
5545 | AddOffset(EmitCXXBaseSpecifiers(*Writer, Bases)); | |||
5546 | } | |||
5547 | ||||
5548 | static uint64_t | |||
5549 | EmitCXXCtorInitializers(ASTWriter &W, | |||
5550 | ArrayRef<CXXCtorInitializer *> CtorInits) { | |||
5551 | ASTWriter::RecordData Record; | |||
5552 | ASTRecordWriter Writer(W, Record); | |||
5553 | Writer.push_back(CtorInits.size()); | |||
5554 | ||||
5555 | for (auto *Init : CtorInits) { | |||
5556 | if (Init->isBaseInitializer()) { | |||
5557 | Writer.push_back(CTOR_INITIALIZER_BASE); | |||
5558 | Writer.AddTypeSourceInfo(Init->getTypeSourceInfo()); | |||
5559 | Writer.push_back(Init->isBaseVirtual()); | |||
5560 | } else if (Init->isDelegatingInitializer()) { | |||
5561 | Writer.push_back(CTOR_INITIALIZER_DELEGATING); | |||
5562 | Writer.AddTypeSourceInfo(Init->getTypeSourceInfo()); | |||
5563 | } else if (Init->isMemberInitializer()){ | |||
5564 | Writer.push_back(CTOR_INITIALIZER_MEMBER); | |||
5565 | Writer.AddDeclRef(Init->getMember()); | |||
5566 | } else { | |||
5567 | Writer.push_back(CTOR_INITIALIZER_INDIRECT_MEMBER); | |||
5568 | Writer.AddDeclRef(Init->getIndirectMember()); | |||
5569 | } | |||
5570 | ||||
5571 | Writer.AddSourceLocation(Init->getMemberLocation()); | |||
5572 | Writer.AddStmt(Init->getInit()); | |||
5573 | Writer.AddSourceLocation(Init->getLParenLoc()); | |||
5574 | Writer.AddSourceLocation(Init->getRParenLoc()); | |||
5575 | Writer.push_back(Init->isWritten()); | |||
5576 | if (Init->isWritten()) | |||
5577 | Writer.push_back(Init->getSourceOrder()); | |||
5578 | } | |||
5579 | ||||
5580 | return Writer.Emit(serialization::DECL_CXX_CTOR_INITIALIZERS); | |||
5581 | } | |||
5582 | ||||
5583 | // FIXME: Move this out of the main ASTRecordWriter interface. | |||
5584 | void ASTRecordWriter::AddCXXCtorInitializers( | |||
5585 | ArrayRef<CXXCtorInitializer *> CtorInits) { | |||
5586 | AddOffset(EmitCXXCtorInitializers(*Writer, CtorInits)); | |||
5587 | } | |||
5588 | ||||
5589 | void ASTRecordWriter::AddCXXDefinitionData(const CXXRecordDecl *D) { | |||
5590 | auto &Data = D->data(); | |||
5591 | Record->push_back(Data.IsLambda); | |||
5592 | ||||
5593 | #define FIELD(Name, Width, Merge) \ | |||
5594 | Record->push_back(Data.Name); | |||
5595 | #include "clang/AST/CXXRecordDeclDefinitionBits.def" | |||
5596 | ||||
5597 | // getODRHash will compute the ODRHash if it has not been previously computed. | |||
5598 | Record->push_back(D->getODRHash()); | |||
5599 | bool ModulesDebugInfo = Writer->Context->getLangOpts().ModulesDebugInfo && | |||
5600 | Writer->WritingModule && !D->isDependentType(); | |||
5601 | Record->push_back(ModulesDebugInfo); | |||
5602 | if (ModulesDebugInfo) | |||
5603 | Writer->ModularCodegenDecls.push_back(Writer->GetDeclRef(D)); | |||
5604 | ||||
5605 | // IsLambda bit is already saved. | |||
5606 | ||||
5607 | Record->push_back(Data.NumBases); | |||
5608 | if (Data.NumBases > 0) | |||
5609 | AddCXXBaseSpecifiers(Data.bases()); | |||
5610 | ||||
5611 | // FIXME: Make VBases lazily computed when needed to avoid storing them. | |||
5612 | Record->push_back(Data.NumVBases); | |||
5613 | if (Data.NumVBases > 0) | |||
5614 | AddCXXBaseSpecifiers(Data.vbases()); | |||
5615 | ||||
5616 | AddUnresolvedSet(Data.Conversions.get(*Writer->Context)); | |||
5617 | Record->push_back(Data.ComputedVisibleConversions); | |||
5618 | if (Data.ComputedVisibleConversions) | |||
5619 | AddUnresolvedSet(Data.VisibleConversions.get(*Writer->Context)); | |||
5620 | // Data.Definition is the owning decl, no need to write it. | |||
5621 | AddDeclRef(D->getFirstFriend()); | |||
5622 | ||||
5623 | // Add lambda-specific data. | |||
5624 | if (Data.IsLambda) { | |||
5625 | auto &Lambda = D->getLambdaData(); | |||
5626 | Record->push_back(Lambda.Dependent); | |||
5627 | Record->push_back(Lambda.IsGenericLambda); | |||
5628 | Record->push_back(Lambda.CaptureDefault); | |||
5629 | Record->push_back(Lambda.NumCaptures); | |||
5630 | Record->push_back(Lambda.NumExplicitCaptures); | |||
5631 | Record->push_back(Lambda.HasKnownInternalLinkage); | |||
5632 | Record->push_back(Lambda.ManglingNumber); | |||
5633 | AddDeclRef(D->getLambdaContextDecl()); | |||
5634 | AddTypeSourceInfo(Lambda.MethodTyInfo); | |||
5635 | for (unsigned I = 0, N = Lambda.NumCaptures; I != N; ++I) { | |||
5636 | const LambdaCapture &Capture = Lambda.Captures[I]; | |||
5637 | AddSourceLocation(Capture.getLocation()); | |||
5638 | Record->push_back(Capture.isImplicit()); | |||
5639 | Record->push_back(Capture.getCaptureKind()); | |||
5640 | switch (Capture.getCaptureKind()) { | |||
5641 | case LCK_StarThis: | |||
5642 | case LCK_This: | |||
5643 | case LCK_VLAType: | |||
5644 | break; | |||
5645 | case LCK_ByCopy: | |||
5646 | case LCK_ByRef: | |||
5647 | VarDecl *Var = | |||
5648 | Capture.capturesVariable() ? Capture.getCapturedVar() : nullptr; | |||
5649 | AddDeclRef(Var); | |||
5650 | AddSourceLocation(Capture.isPackExpansion() ? Capture.getEllipsisLoc() | |||
5651 | : SourceLocation()); | |||
5652 | break; | |||
5653 | } | |||
5654 | } | |||
5655 | } | |||
5656 | } | |||
5657 | ||||
5658 | void ASTWriter::ReaderInitialized(ASTReader *Reader) { | |||
5659 | assert(Reader && "Cannot remove chain")((Reader && "Cannot remove chain") ? static_cast<void > (0) : __assert_fail ("Reader && \"Cannot remove chain\"" , "/build/llvm-toolchain-snapshot-11~++20200309111110+2c36c23f347/clang/lib/Serialization/ASTWriter.cpp" , 5659, __PRETTY_FUNCTION__)); | |||
5660 | assert((!Chain || Chain == Reader) && "Cannot replace chain")(((!Chain || Chain == Reader) && "Cannot replace chain" ) ? static_cast<void> (0) : __assert_fail ("(!Chain || Chain == Reader) && \"Cannot replace chain\"" , "/build/llvm-toolchain-snapshot-11~++20200309111110+2c36c23f347/clang/lib/Serialization/ASTWriter.cpp" , 5660, __PRETTY_FUNCTION__)); | |||
5661 | assert(FirstDeclID == NextDeclID &&((FirstDeclID == NextDeclID && FirstTypeID == NextTypeID && FirstIdentID == NextIdentID && FirstMacroID == NextMacroID && FirstSubmoduleID == NextSubmoduleID && FirstSelectorID == NextSelectorID && "Setting chain after writing has started." ) ? static_cast<void> (0) : __assert_fail ("FirstDeclID == NextDeclID && FirstTypeID == NextTypeID && FirstIdentID == NextIdentID && FirstMacroID == NextMacroID && FirstSubmoduleID == NextSubmoduleID && FirstSelectorID == NextSelectorID && \"Setting chain after writing has started.\"" , "/build/llvm-toolchain-snapshot-11~++20200309111110+2c36c23f347/clang/lib/Serialization/ASTWriter.cpp" , 5667, __PRETTY_FUNCTION__)) | |||
5662 | FirstTypeID == NextTypeID &&((FirstDeclID == NextDeclID && FirstTypeID == NextTypeID && FirstIdentID == NextIdentID && FirstMacroID == NextMacroID && FirstSubmoduleID == NextSubmoduleID && FirstSelectorID == NextSelectorID && "Setting chain after writing has started." ) ? static_cast<void> (0) : __assert_fail ("FirstDeclID == NextDeclID && FirstTypeID == NextTypeID && FirstIdentID == NextIdentID && FirstMacroID == NextMacroID && FirstSubmoduleID == NextSubmoduleID && FirstSelectorID == NextSelectorID && \"Setting chain after writing has started.\"" , "/build/llvm-toolchain-snapshot-11~++20200309111110+2c36c23f347/clang/lib/Serialization/ASTWriter.cpp" , 5667, __PRETTY_FUNCTION__)) | |||
5663 | FirstIdentID == NextIdentID &&((FirstDeclID == NextDeclID && FirstTypeID == NextTypeID && FirstIdentID == NextIdentID && FirstMacroID == NextMacroID && FirstSubmoduleID == NextSubmoduleID && FirstSelectorID == NextSelectorID && "Setting chain after writing has started." ) ? static_cast<void> (0) : __assert_fail ("FirstDeclID == NextDeclID && FirstTypeID == NextTypeID && FirstIdentID == NextIdentID && FirstMacroID == NextMacroID && FirstSubmoduleID == NextSubmoduleID && FirstSelectorID == NextSelectorID && \"Setting chain after writing has started.\"" , "/build/llvm-toolchain-snapshot-11~++20200309111110+2c36c23f347/clang/lib/Serialization/ASTWriter.cpp" , 5667, __PRETTY_FUNCTION__)) | |||
5664 | FirstMacroID == NextMacroID &&((FirstDeclID == NextDeclID && FirstTypeID == NextTypeID && FirstIdentID == NextIdentID && FirstMacroID == NextMacroID && FirstSubmoduleID == NextSubmoduleID && FirstSelectorID == NextSelectorID && "Setting chain after writing has started." ) ? static_cast<void> (0) : __assert_fail ("FirstDeclID == NextDeclID && FirstTypeID == NextTypeID && FirstIdentID == NextIdentID && FirstMacroID == NextMacroID && FirstSubmoduleID == NextSubmoduleID && FirstSelectorID == NextSelectorID && \"Setting chain after writing has started.\"" , "/build/llvm-toolchain-snapshot-11~++20200309111110+2c36c23f347/clang/lib/Serialization/ASTWriter.cpp" , 5667, __PRETTY_FUNCTION__)) | |||
5665 | FirstSubmoduleID == NextSubmoduleID &&((FirstDeclID == NextDeclID && FirstTypeID == NextTypeID && FirstIdentID == NextIdentID && FirstMacroID == NextMacroID && FirstSubmoduleID == NextSubmoduleID && FirstSelectorID == NextSelectorID && "Setting chain after writing has started." ) ? static_cast<void> (0) : __assert_fail ("FirstDeclID == NextDeclID && FirstTypeID == NextTypeID && FirstIdentID == NextIdentID && FirstMacroID == NextMacroID && FirstSubmoduleID == NextSubmoduleID && FirstSelectorID == NextSelectorID && \"Setting chain after writing has started.\"" , "/build/llvm-toolchain-snapshot-11~++20200309111110+2c36c23f347/clang/lib/Serialization/ASTWriter.cpp" , 5667, __PRETTY_FUNCTION__)) | |||
5666 | FirstSelectorID == NextSelectorID &&((FirstDeclID == NextDeclID && FirstTypeID == NextTypeID && FirstIdentID == NextIdentID && FirstMacroID == NextMacroID && FirstSubmoduleID == NextSubmoduleID && FirstSelectorID == NextSelectorID && "Setting chain after writing has started." ) ? static_cast<void> (0) : __assert_fail ("FirstDeclID == NextDeclID && FirstTypeID == NextTypeID && FirstIdentID == NextIdentID && FirstMacroID == NextMacroID && FirstSubmoduleID == NextSubmoduleID && FirstSelectorID == NextSelectorID && \"Setting chain after writing has started.\"" , "/build/llvm-toolchain-snapshot-11~++20200309111110+2c36c23f347/clang/lib/Serialization/ASTWriter.cpp" , 5667, __PRETTY_FUNCTION__)) | |||
5667 | "Setting chain after writing has started.")((FirstDeclID == NextDeclID && FirstTypeID == NextTypeID && FirstIdentID == NextIdentID && FirstMacroID == NextMacroID && FirstSubmoduleID == NextSubmoduleID && FirstSelectorID == NextSelectorID && "Setting chain after writing has started." ) ? static_cast<void> (0) : __assert_fail ("FirstDeclID == NextDeclID && FirstTypeID == NextTypeID && FirstIdentID == NextIdentID && FirstMacroID == NextMacroID && FirstSubmoduleID == NextSubmoduleID && FirstSelectorID == NextSelectorID && \"Setting chain after writing has started.\"" , "/build/llvm-toolchain-snapshot-11~++20200309111110+2c36c23f347/clang/lib/Serialization/ASTWriter.cpp" , 5667, __PRETTY_FUNCTION__)); | |||
5668 | ||||
5669 | Chain = Reader; | |||
5670 | ||||
5671 | // Note, this will get called multiple times, once one the reader starts up | |||
5672 | // and again each time it's done reading a PCH or module. | |||
5673 | FirstDeclID = NUM_PREDEF_DECL_IDS + Chain->getTotalNumDecls(); | |||
5674 | FirstTypeID = NUM_PREDEF_TYPE_IDS + Chain->getTotalNumTypes(); | |||
5675 | FirstIdentID = NUM_PREDEF_IDENT_IDS + Chain->getTotalNumIdentifiers(); | |||
5676 | FirstMacroID = NUM_PREDEF_MACRO_IDS + Chain->getTotalNumMacros(); | |||
5677 | FirstSubmoduleID = NUM_PREDEF_SUBMODULE_IDS + Chain->getTotalNumSubmodules(); | |||
5678 | FirstSelectorID = NUM_PREDEF_SELECTOR_IDS + Chain->getTotalNumSelectors(); | |||
5679 | NextDeclID = FirstDeclID; | |||
5680 | NextTypeID = FirstTypeID; | |||
5681 | NextIdentID = FirstIdentID; | |||
5682 | NextMacroID = FirstMacroID; | |||
5683 | NextSelectorID = FirstSelectorID; | |||
5684 | NextSubmoduleID = FirstSubmoduleID; | |||
5685 | } | |||
5686 | ||||
5687 | void ASTWriter::IdentifierRead(IdentID ID, IdentifierInfo *II) { | |||
5688 | // Always keep the highest ID. See \p TypeRead() for more information. | |||
5689 | IdentID &StoredID = IdentifierIDs[II]; | |||
5690 | if (ID > StoredID) | |||
5691 | StoredID = ID; | |||
5692 | } | |||
5693 | ||||
5694 | void ASTWriter::MacroRead(serialization::MacroID ID, MacroInfo *MI) { | |||
5695 | // Always keep the highest ID. See \p TypeRead() for more information. | |||
5696 | MacroID &StoredID = MacroIDs[MI]; | |||
5697 | if (ID > StoredID) | |||
5698 | StoredID = ID; | |||
5699 | } | |||
5700 | ||||
5701 | void ASTWriter::TypeRead(TypeIdx Idx, QualType T) { | |||
5702 | // Always take the highest-numbered type index. This copes with an interesting | |||
5703 | // case for chained AST writing where we schedule writing the type and then, | |||
5704 | // later, deserialize the type from another AST. In this case, we want to | |||
5705 | // keep the higher-numbered entry so that we can properly write it out to | |||
5706 | // the AST file. | |||
5707 | TypeIdx &StoredIdx = TypeIdxs[T]; | |||
5708 | if (Idx.getIndex() >= StoredIdx.getIndex()) | |||
5709 | StoredIdx = Idx; | |||
5710 | } | |||
5711 | ||||
5712 | void ASTWriter::SelectorRead(SelectorID ID, Selector S) { | |||
5713 | // Always keep the highest ID. See \p TypeRead() for more information. | |||
5714 | SelectorID &StoredID = SelectorIDs[S]; | |||
5715 | if (ID > StoredID) | |||
5716 | StoredID = ID; | |||
5717 | } | |||
5718 | ||||
5719 | void ASTWriter::MacroDefinitionRead(serialization::PreprocessedEntityID ID, | |||
5720 | MacroDefinitionRecord *MD) { | |||
5721 | assert(MacroDefinitions.find(MD) == MacroDefinitions.end())((MacroDefinitions.find(MD) == MacroDefinitions.end()) ? static_cast <void> (0) : __assert_fail ("MacroDefinitions.find(MD) == MacroDefinitions.end()" , "/build/llvm-toolchain-snapshot-11~++20200309111110+2c36c23f347/clang/lib/Serialization/ASTWriter.cpp" , 5721, __PRETTY_FUNCTION__)); | |||
5722 | MacroDefinitions[MD] = ID; | |||
5723 | } | |||
5724 | ||||
5725 | void ASTWriter::ModuleRead(serialization::SubmoduleID ID, Module *Mod) { | |||
5726 | assert(SubmoduleIDs.find(Mod) == SubmoduleIDs.end())((SubmoduleIDs.find(Mod) == SubmoduleIDs.end()) ? static_cast <void> (0) : __assert_fail ("SubmoduleIDs.find(Mod) == SubmoduleIDs.end()" , "/build/llvm-toolchain-snapshot-11~++20200309111110+2c36c23f347/clang/lib/Serialization/ASTWriter.cpp" , 5726, __PRETTY_FUNCTION__)); | |||
5727 | SubmoduleIDs[Mod] = ID; | |||
5728 | } | |||
5729 | ||||
5730 | void ASTWriter::CompletedTagDefinition(const TagDecl *D) { | |||
5731 | if (Chain && Chain->isProcessingUpdateRecords()) return; | |||
5732 | assert(D->isCompleteDefinition())((D->isCompleteDefinition()) ? static_cast<void> (0) : __assert_fail ("D->isCompleteDefinition()", "/build/llvm-toolchain-snapshot-11~++20200309111110+2c36c23f347/clang/lib/Serialization/ASTWriter.cpp" , 5732, __PRETTY_FUNCTION__)); | |||
5733 | assert(!WritingAST && "Already writing the AST!")((!WritingAST && "Already writing the AST!") ? static_cast <void> (0) : __assert_fail ("!WritingAST && \"Already writing the AST!\"" , "/build/llvm-toolchain-snapshot-11~++20200309111110+2c36c23f347/clang/lib/Serialization/ASTWriter.cpp" , 5733, __PRETTY_FUNCTION__)); | |||
5734 | if (auto *RD = dyn_cast<CXXRecordDecl>(D)) { | |||
5735 | // We are interested when a PCH decl is modified. | |||
5736 | if (RD->isFromASTFile()) { | |||
5737 | // A forward reference was mutated into a definition. Rewrite it. | |||
5738 | // FIXME: This happens during template instantiation, should we | |||
5739 | // have created a new definition decl instead ? | |||
5740 | assert(isTemplateInstantiation(RD->getTemplateSpecializationKind()) &&((isTemplateInstantiation(RD->getTemplateSpecializationKind ()) && "completed a tag from another module but not by instantiation?" ) ? static_cast<void> (0) : __assert_fail ("isTemplateInstantiation(RD->getTemplateSpecializationKind()) && \"completed a tag from another module but not by instantiation?\"" , "/build/llvm-toolchain-snapshot-11~++20200309111110+2c36c23f347/clang/lib/Serialization/ASTWriter.cpp" , 5741, __PRETTY_FUNCTION__)) | |||
5741 | "completed a tag from another module but not by instantiation?")((isTemplateInstantiation(RD->getTemplateSpecializationKind ()) && "completed a tag from another module but not by instantiation?" ) ? static_cast<void> (0) : __assert_fail ("isTemplateInstantiation(RD->getTemplateSpecializationKind()) && \"completed a tag from another module but not by instantiation?\"" , "/build/llvm-toolchain-snapshot-11~++20200309111110+2c36c23f347/clang/lib/Serialization/ASTWriter.cpp" , 5741, __PRETTY_FUNCTION__)); | |||
5742 | DeclUpdates[RD].push_back( | |||
5743 | DeclUpdate(UPD_CXX_INSTANTIATED_CLASS_DEFINITION)); | |||
5744 | } | |||
5745 | } | |||
5746 | } | |||
5747 | ||||
5748 | static bool isImportedDeclContext(ASTReader *Chain, const Decl *D) { | |||
5749 | if (D->isFromASTFile()) | |||
5750 | return true; | |||
5751 | ||||
5752 | // The predefined __va_list_tag struct is imported if we imported any decls. | |||
5753 | // FIXME: This is a gross hack. | |||
5754 | return D == D->getASTContext().getVaListTagDecl(); | |||
5755 | } | |||
5756 | ||||
5757 | void ASTWriter::AddedVisibleDecl(const DeclContext *DC, const Decl *D) { | |||
5758 | if (Chain && Chain->isProcessingUpdateRecords()) return; | |||
5759 | assert(DC->isLookupContext() &&((DC->isLookupContext() && "Should not add lookup results to non-lookup contexts!" ) ? static_cast<void> (0) : __assert_fail ("DC->isLookupContext() && \"Should not add lookup results to non-lookup contexts!\"" , "/build/llvm-toolchain-snapshot-11~++20200309111110+2c36c23f347/clang/lib/Serialization/ASTWriter.cpp" , 5760, __PRETTY_FUNCTION__)) | |||
5760 | "Should not add lookup results to non-lookup contexts!")((DC->isLookupContext() && "Should not add lookup results to non-lookup contexts!" ) ? static_cast<void> (0) : __assert_fail ("DC->isLookupContext() && \"Should not add lookup results to non-lookup contexts!\"" , "/build/llvm-toolchain-snapshot-11~++20200309111110+2c36c23f347/clang/lib/Serialization/ASTWriter.cpp" , 5760, __PRETTY_FUNCTION__)); | |||
5761 | ||||
5762 | // TU is handled elsewhere. | |||
5763 | if (isa<TranslationUnitDecl>(DC)) | |||
5764 | return; | |||
5765 | ||||
5766 | // Namespaces are handled elsewhere, except for template instantiations of | |||
5767 | // FunctionTemplateDecls in namespaces. We are interested in cases where the | |||
5768 | // local instantiations are added to an imported context. Only happens when | |||
5769 | // adding ADL lookup candidates, for example templated friends. | |||
5770 | if (isa<NamespaceDecl>(DC) && D->getFriendObjectKind() == Decl::FOK_None && | |||
5771 | !isa<FunctionTemplateDecl>(D)) | |||
5772 | return; | |||
5773 | ||||
5774 | // We're only interested in cases where a local declaration is added to an | |||
5775 | // imported context. | |||
5776 | if (D->isFromASTFile() || !isImportedDeclContext(Chain, cast<Decl>(DC))) | |||
5777 | return; | |||
5778 | ||||
5779 | assert(DC == DC->getPrimaryContext() && "added to non-primary context")((DC == DC->getPrimaryContext() && "added to non-primary context" ) ? static_cast<void> (0) : __assert_fail ("DC == DC->getPrimaryContext() && \"added to non-primary context\"" , "/build/llvm-toolchain-snapshot-11~++20200309111110+2c36c23f347/clang/lib/Serialization/ASTWriter.cpp" , 5779, __PRETTY_FUNCTION__)); | |||
5780 | assert(!getDefinitiveDeclContext(DC) && "DeclContext not definitive!")((!getDefinitiveDeclContext(DC) && "DeclContext not definitive!" ) ? static_cast<void> (0) : __assert_fail ("!getDefinitiveDeclContext(DC) && \"DeclContext not definitive!\"" , "/build/llvm-toolchain-snapshot-11~++20200309111110+2c36c23f347/clang/lib/Serialization/ASTWriter.cpp" , 5780, __PRETTY_FUNCTION__)); | |||
5781 | assert(!WritingAST && "Already writing the AST!")((!WritingAST && "Already writing the AST!") ? static_cast <void> (0) : __assert_fail ("!WritingAST && \"Already writing the AST!\"" , "/build/llvm-toolchain-snapshot-11~++20200309111110+2c36c23f347/clang/lib/Serialization/ASTWriter.cpp" , 5781, __PRETTY_FUNCTION__)); | |||
5782 | if (UpdatedDeclContexts.insert(DC) && !cast<Decl>(DC)->isFromASTFile()) { | |||
5783 | // We're adding a visible declaration to a predefined decl context. Ensure | |||
5784 | // that we write out all of its lookup results so we don't get a nasty | |||
5785 | // surprise when we try to emit its lookup table. | |||
5786 | for (auto *Child : DC->decls()) | |||
5787 | DeclsToEmitEvenIfUnreferenced.push_back(Child); | |||
5788 | } | |||
5789 | DeclsToEmitEvenIfUnreferenced.push_back(D); | |||
5790 | } | |||
5791 | ||||
5792 | void ASTWriter::AddedCXXImplicitMember(const CXXRecordDecl *RD, const Decl *D) { | |||
5793 | if (Chain && Chain->isProcessingUpdateRecords()) return; | |||
5794 | assert(D->isImplicit())((D->isImplicit()) ? static_cast<void> (0) : __assert_fail ("D->isImplicit()", "/build/llvm-toolchain-snapshot-11~++20200309111110+2c36c23f347/clang/lib/Serialization/ASTWriter.cpp" , 5794, __PRETTY_FUNCTION__)); | |||
5795 | ||||
5796 | // We're only interested in cases where a local declaration is added to an | |||
5797 | // imported context. | |||
5798 | if (D->isFromASTFile() || !isImportedDeclContext(Chain, RD)) | |||
5799 | return; | |||
5800 | ||||
5801 | if (!isa<CXXMethodDecl>(D)) | |||
5802 | return; | |||
5803 | ||||
5804 | // A decl coming from PCH was modified. | |||
5805 | assert(RD->isCompleteDefinition())((RD->isCompleteDefinition()) ? static_cast<void> (0 ) : __assert_fail ("RD->isCompleteDefinition()", "/build/llvm-toolchain-snapshot-11~++20200309111110+2c36c23f347/clang/lib/Serialization/ASTWriter.cpp" , 5805, __PRETTY_FUNCTION__)); | |||
5806 | assert(!WritingAST && "Already writing the AST!")((!WritingAST && "Already writing the AST!") ? static_cast <void> (0) : __assert_fail ("!WritingAST && \"Already writing the AST!\"" , "/build/llvm-toolchain-snapshot-11~++20200309111110+2c36c23f347/clang/lib/Serialization/ASTWriter.cpp" , 5806, __PRETTY_FUNCTION__)); | |||
5807 | DeclUpdates[RD].push_back(DeclUpdate(UPD_CXX_ADDED_IMPLICIT_MEMBER, D)); | |||
5808 | } | |||
5809 | ||||
5810 | void ASTWriter::ResolvedExceptionSpec(const FunctionDecl *FD) { | |||
5811 | if (Chain && Chain->isProcessingUpdateRecords()) return; | |||
5812 | assert(!DoneWritingDeclsAndTypes && "Already done writing updates!")((!DoneWritingDeclsAndTypes && "Already done writing updates!" ) ? static_cast<void> (0) : __assert_fail ("!DoneWritingDeclsAndTypes && \"Already done writing updates!\"" , "/build/llvm-toolchain-snapshot-11~++20200309111110+2c36c23f347/clang/lib/Serialization/ASTWriter.cpp" , 5812, __PRETTY_FUNCTION__)); | |||
5813 | if (!Chain) return; | |||
5814 | Chain->forEachImportedKeyDecl(FD, [&](const Decl *D) { | |||
5815 | // If we don't already know the exception specification for this redecl | |||
5816 | // chain, add an update record for it. | |||
5817 | if (isUnresolvedExceptionSpec(cast<FunctionDecl>(D) | |||
5818 | ->getType() | |||
5819 | ->castAs<FunctionProtoType>() | |||
5820 | ->getExceptionSpecType())) | |||
5821 | DeclUpdates[D].push_back(UPD_CXX_RESOLVED_EXCEPTION_SPEC); | |||
5822 | }); | |||
5823 | } | |||
5824 | ||||
5825 | void ASTWriter::DeducedReturnType(const FunctionDecl *FD, QualType ReturnType) { | |||
5826 | if (Chain && Chain->isProcessingUpdateRecords()) return; | |||
5827 | assert(!WritingAST && "Already writing the AST!")((!WritingAST && "Already writing the AST!") ? static_cast <void> (0) : __assert_fail ("!WritingAST && \"Already writing the AST!\"" , "/build/llvm-toolchain-snapshot-11~++20200309111110+2c36c23f347/clang/lib/Serialization/ASTWriter.cpp" , 5827, __PRETTY_FUNCTION__)); | |||
5828 | if (!Chain) return; | |||
5829 | Chain->forEachImportedKeyDecl(FD, [&](const Decl *D) { | |||
5830 | DeclUpdates[D].push_back( | |||
5831 | DeclUpdate(UPD_CXX_DEDUCED_RETURN_TYPE, ReturnType)); | |||
5832 | }); | |||
5833 | } | |||
5834 | ||||
5835 | void ASTWriter::ResolvedOperatorDelete(const CXXDestructorDecl *DD, | |||
5836 | const FunctionDecl *Delete, | |||
5837 | Expr *ThisArg) { | |||
5838 | if (Chain && Chain->isProcessingUpdateRecords()) return; | |||
5839 | assert(!WritingAST && "Already writing the AST!")((!WritingAST && "Already writing the AST!") ? static_cast <void> (0) : __assert_fail ("!WritingAST && \"Already writing the AST!\"" , "/build/llvm-toolchain-snapshot-11~++20200309111110+2c36c23f347/clang/lib/Serialization/ASTWriter.cpp" , 5839, __PRETTY_FUNCTION__)); | |||
5840 | assert(Delete && "Not given an operator delete")((Delete && "Not given an operator delete") ? static_cast <void> (0) : __assert_fail ("Delete && \"Not given an operator delete\"" , "/build/llvm-toolchain-snapshot-11~++20200309111110+2c36c23f347/clang/lib/Serialization/ASTWriter.cpp" , 5840, __PRETTY_FUNCTION__)); | |||
5841 | if (!Chain) return; | |||
5842 | Chain->forEachImportedKeyDecl(DD, [&](const Decl *D) { | |||
5843 | DeclUpdates[D].push_back(DeclUpdate(UPD_CXX_RESOLVED_DTOR_DELETE, Delete)); | |||
5844 | }); | |||
5845 | } | |||
5846 | ||||
5847 | void ASTWriter::CompletedImplicitDefinition(const FunctionDecl *D) { | |||
5848 | if (Chain && Chain->isProcessingUpdateRecords()) return; | |||
5849 | assert(!WritingAST && "Already writing the AST!")((!WritingAST && "Already writing the AST!") ? static_cast <void> (0) : __assert_fail ("!WritingAST && \"Already writing the AST!\"" , "/build/llvm-toolchain-snapshot-11~++20200309111110+2c36c23f347/clang/lib/Serialization/ASTWriter.cpp" , 5849, __PRETTY_FUNCTION__)); | |||
5850 | if (!D->isFromASTFile()) | |||
5851 | return; // Declaration not imported from PCH. | |||
5852 | ||||
5853 | // Implicit function decl from a PCH was defined. | |||
5854 | DeclUpdates[D].push_back(DeclUpdate(UPD_CXX_ADDED_FUNCTION_DEFINITION)); | |||
5855 | } | |||
5856 | ||||
5857 | void ASTWriter::VariableDefinitionInstantiated(const VarDecl *D) { | |||
5858 | if (Chain && Chain->isProcessingUpdateRecords()) return; | |||
5859 | assert(!WritingAST && "Already writing the AST!")((!WritingAST && "Already writing the AST!") ? static_cast <void> (0) : __assert_fail ("!WritingAST && \"Already writing the AST!\"" , "/build/llvm-toolchain-snapshot-11~++20200309111110+2c36c23f347/clang/lib/Serialization/ASTWriter.cpp" , 5859, __PRETTY_FUNCTION__)); | |||
5860 | if (!D->isFromASTFile()) | |||
5861 | return; | |||
5862 | ||||
5863 | DeclUpdates[D].push_back(DeclUpdate(UPD_CXX_ADDED_VAR_DEFINITION)); | |||
5864 | } | |||
5865 | ||||
5866 | void ASTWriter::FunctionDefinitionInstantiated(const FunctionDecl *D) { | |||
5867 | if (Chain && Chain->isProcessingUpdateRecords()) return; | |||
5868 | assert(!WritingAST && "Already writing the AST!")((!WritingAST && "Already writing the AST!") ? static_cast <void> (0) : __assert_fail ("!WritingAST && \"Already writing the AST!\"" , "/build/llvm-toolchain-snapshot-11~++20200309111110+2c36c23f347/clang/lib/Serialization/ASTWriter.cpp" , 5868, __PRETTY_FUNCTION__)); | |||
5869 | if (!D->isFromASTFile()) | |||
5870 | return; | |||
5871 | ||||
5872 | DeclUpdates[D].push_back(DeclUpdate(UPD_CXX_ADDED_FUNCTION_DEFINITION)); | |||
5873 | } | |||
5874 | ||||
5875 | void ASTWriter::InstantiationRequested(const ValueDecl *D) { | |||
5876 | if (Chain && Chain->isProcessingUpdateRecords()) return; | |||
5877 | assert(!WritingAST && "Already writing the AST!")((!WritingAST && "Already writing the AST!") ? static_cast <void> (0) : __assert_fail ("!WritingAST && \"Already writing the AST!\"" , "/build/llvm-toolchain-snapshot-11~++20200309111110+2c36c23f347/clang/lib/Serialization/ASTWriter.cpp" , 5877, __PRETTY_FUNCTION__)); | |||
5878 | if (!D->isFromASTFile()) | |||
5879 | return; | |||
5880 | ||||
5881 | // Since the actual instantiation is delayed, this really means that we need | |||
5882 | // to update the instantiation location. | |||
5883 | SourceLocation POI; | |||
5884 | if (auto *VD = dyn_cast<VarDecl>(D)) | |||
5885 | POI = VD->getPointOfInstantiation(); | |||
5886 | else | |||
5887 | POI = cast<FunctionDecl>(D)->getPointOfInstantiation(); | |||
5888 | DeclUpdates[D].push_back(DeclUpdate(UPD_CXX_POINT_OF_INSTANTIATION, POI)); | |||
5889 | } | |||
5890 | ||||
5891 | void ASTWriter::DefaultArgumentInstantiated(const ParmVarDecl *D) { | |||
5892 | if (Chain && Chain->isProcessingUpdateRecords()) return; | |||
5893 | assert(!WritingAST && "Already writing the AST!")((!WritingAST && "Already writing the AST!") ? static_cast <void> (0) : __assert_fail ("!WritingAST && \"Already writing the AST!\"" , "/build/llvm-toolchain-snapshot-11~++20200309111110+2c36c23f347/clang/lib/Serialization/ASTWriter.cpp" , 5893, __PRETTY_FUNCTION__)); | |||
5894 | if (!D->isFromASTFile()) | |||
5895 | return; | |||
5896 | ||||
5897 | DeclUpdates[D].push_back( | |||
5898 | DeclUpdate(UPD_CXX_INSTANTIATED_DEFAULT_ARGUMENT, D)); | |||
5899 | } | |||
5900 | ||||
5901 | void ASTWriter::DefaultMemberInitializerInstantiated(const FieldDecl *D) { | |||
5902 | assert(!WritingAST && "Already writing the AST!")((!WritingAST && "Already writing the AST!") ? static_cast <void> (0) : __assert_fail ("!WritingAST && \"Already writing the AST!\"" , "/build/llvm-toolchain-snapshot-11~++20200309111110+2c36c23f347/clang/lib/Serialization/ASTWriter.cpp" , 5902, __PRETTY_FUNCTION__)); | |||
5903 | if (!D->isFromASTFile()) | |||
5904 | return; | |||
5905 | ||||
5906 | DeclUpdates[D].push_back( | |||
5907 | DeclUpdate(UPD_CXX_INSTANTIATED_DEFAULT_MEMBER_INITIALIZER, D)); | |||
5908 | } | |||
5909 | ||||
5910 | void ASTWriter::AddedObjCCategoryToInterface(const ObjCCategoryDecl *CatD, | |||
5911 | const ObjCInterfaceDecl *IFD) { | |||
5912 | if (Chain && Chain->isProcessingUpdateRecords()) return; | |||
5913 | assert(!WritingAST && "Already writing the AST!")((!WritingAST && "Already writing the AST!") ? static_cast <void> (0) : __assert_fail ("!WritingAST && \"Already writing the AST!\"" , "/build/llvm-toolchain-snapshot-11~++20200309111110+2c36c23f347/clang/lib/Serialization/ASTWriter.cpp" , 5913, __PRETTY_FUNCTION__)); | |||
5914 | if (!IFD->isFromASTFile()) | |||
5915 | return; // Declaration not imported from PCH. | |||
5916 | ||||
5917 | assert(IFD->getDefinition() && "Category on a class without a definition?")((IFD->getDefinition() && "Category on a class without a definition?" ) ? static_cast<void> (0) : __assert_fail ("IFD->getDefinition() && \"Category on a class without a definition?\"" , "/build/llvm-toolchain-snapshot-11~++20200309111110+2c36c23f347/clang/lib/Serialization/ASTWriter.cpp" , 5917, __PRETTY_FUNCTION__)); | |||
5918 | ObjCClassesWithCategories.insert( | |||
5919 | const_cast<ObjCInterfaceDecl *>(IFD->getDefinition())); | |||
5920 | } | |||
5921 | ||||
5922 | void ASTWriter::DeclarationMarkedUsed(const Decl *D) { | |||
5923 | if (Chain && Chain->isProcessingUpdateRecords()) return; | |||
5924 | assert(!WritingAST && "Already writing the AST!")((!WritingAST && "Already writing the AST!") ? static_cast <void> (0) : __assert_fail ("!WritingAST && \"Already writing the AST!\"" , "/build/llvm-toolchain-snapshot-11~++20200309111110+2c36c23f347/clang/lib/Serialization/ASTWriter.cpp" , 5924, __PRETTY_FUNCTION__)); | |||
5925 | ||||
5926 | // If there is *any* declaration of the entity that's not from an AST file, | |||
5927 | // we can skip writing the update record. We make sure that isUsed() triggers | |||
5928 | // completion of the redeclaration chain of the entity. | |||
5929 | for (auto Prev = D->getMostRecentDecl(); Prev; Prev = Prev->getPreviousDecl()) | |||
5930 | if (IsLocalDecl(Prev)) | |||
5931 | return; | |||
5932 | ||||
5933 | DeclUpdates[D].push_back(DeclUpdate(UPD_DECL_MARKED_USED)); | |||
5934 | } | |||
5935 | ||||
5936 | void ASTWriter::DeclarationMarkedOpenMPThreadPrivate(const Decl *D) { | |||
5937 | if (Chain && Chain->isProcessingUpdateRecords()) return; | |||
5938 | assert(!WritingAST && "Already writing the AST!")((!WritingAST && "Already writing the AST!") ? static_cast <void> (0) : __assert_fail ("!WritingAST && \"Already writing the AST!\"" , "/build/llvm-toolchain-snapshot-11~++20200309111110+2c36c23f347/clang/lib/Serialization/ASTWriter.cpp" , 5938, __PRETTY_FUNCTION__)); | |||
5939 | if (!D->isFromASTFile()) | |||
5940 | return; | |||
5941 | ||||
5942 | DeclUpdates[D].push_back(DeclUpdate(UPD_DECL_MARKED_OPENMP_THREADPRIVATE)); | |||
5943 | } | |||
5944 | ||||
5945 | void ASTWriter::DeclarationMarkedOpenMPAllocate(const Decl *D, const Attr *A) { | |||
5946 | if (Chain && Chain->isProcessingUpdateRecords()) return; | |||
5947 | assert(!WritingAST && "Already writing the AST!")((!WritingAST && "Already writing the AST!") ? static_cast <void> (0) : __assert_fail ("!WritingAST && \"Already writing the AST!\"" , "/build/llvm-toolchain-snapshot-11~++20200309111110+2c36c23f347/clang/lib/Serialization/ASTWriter.cpp" , 5947, __PRETTY_FUNCTION__)); | |||
5948 | if (!D->isFromASTFile()) | |||
5949 | return; | |||
5950 | ||||
5951 | DeclUpdates[D].push_back(DeclUpdate(UPD_DECL_MARKED_OPENMP_ALLOCATE, A)); | |||
5952 | } | |||
5953 | ||||
5954 | void ASTWriter::DeclarationMarkedOpenMPDeclareTarget(const Decl *D, | |||
5955 | const Attr *Attr) { | |||
5956 | if (Chain && Chain->isProcessingUpdateRecords()) return; | |||
5957 | assert(!WritingAST && "Already writing the AST!")((!WritingAST && "Already writing the AST!") ? static_cast <void> (0) : __assert_fail ("!WritingAST && \"Already writing the AST!\"" , "/build/llvm-toolchain-snapshot-11~++20200309111110+2c36c23f347/clang/lib/Serialization/ASTWriter.cpp" , 5957, __PRETTY_FUNCTION__)); | |||
5958 | if (!D->isFromASTFile()) | |||
5959 | return; | |||
5960 | ||||
5961 | DeclUpdates[D].push_back( | |||
5962 | DeclUpdate(UPD_DECL_MARKED_OPENMP_DECLARETARGET, Attr)); | |||
5963 | } | |||
5964 | ||||
5965 | void ASTWriter::RedefinedHiddenDefinition(const NamedDecl *D, Module *M) { | |||
5966 | if (Chain && Chain->isProcessingUpdateRecords()) return; | |||
5967 | assert(!WritingAST && "Already writing the AST!")((!WritingAST && "Already writing the AST!") ? static_cast <void> (0) : __assert_fail ("!WritingAST && \"Already writing the AST!\"" , "/build/llvm-toolchain-snapshot-11~++20200309111110+2c36c23f347/clang/lib/Serialization/ASTWriter.cpp" , 5967, __PRETTY_FUNCTION__)); | |||
5968 | assert(D->isHidden() && "expected a hidden declaration")((D->isHidden() && "expected a hidden declaration" ) ? static_cast<void> (0) : __assert_fail ("D->isHidden() && \"expected a hidden declaration\"" , "/build/llvm-toolchain-snapshot-11~++20200309111110+2c36c23f347/clang/lib/Serialization/ASTWriter.cpp" , 5968, __PRETTY_FUNCTION__)); | |||
5969 | DeclUpdates[D].push_back(DeclUpdate(UPD_DECL_EXPORTED, M)); | |||
5970 | } | |||
5971 | ||||
5972 | void ASTWriter::AddedAttributeToRecord(const Attr *Attr, | |||
5973 | const RecordDecl *Record) { | |||
5974 | if (Chain && Chain->isProcessingUpdateRecords()) return; | |||
5975 | assert(!WritingAST && "Already writing the AST!")((!WritingAST && "Already writing the AST!") ? static_cast <void> (0) : __assert_fail ("!WritingAST && \"Already writing the AST!\"" , "/build/llvm-toolchain-snapshot-11~++20200309111110+2c36c23f347/clang/lib/Serialization/ASTWriter.cpp" , 5975, __PRETTY_FUNCTION__)); | |||
5976 | if (!Record->isFromASTFile()) | |||
5977 | return; | |||
5978 | DeclUpdates[Record].push_back(DeclUpdate(UPD_ADDED_ATTR_TO_RECORD, Attr)); | |||
5979 | } | |||
5980 | ||||
5981 | void ASTWriter::AddedCXXTemplateSpecialization( | |||
5982 | const ClassTemplateDecl *TD, const ClassTemplateSpecializationDecl *D) { | |||
5983 | assert(!WritingAST && "Already writing the AST!")((!WritingAST && "Already writing the AST!") ? static_cast <void> (0) : __assert_fail ("!WritingAST && \"Already writing the AST!\"" , "/build/llvm-toolchain-snapshot-11~++20200309111110+2c36c23f347/clang/lib/Serialization/ASTWriter.cpp" , 5983, __PRETTY_FUNCTION__)); | |||
5984 | ||||
5985 | if (!TD->getFirstDecl()->isFromASTFile()) | |||
5986 | return; | |||
5987 | if (Chain && Chain->isProcessingUpdateRecords()) | |||
5988 | return; | |||
5989 | ||||
5990 | DeclsToEmitEvenIfUnreferenced.push_back(D); | |||
5991 | } | |||
5992 | ||||
5993 | void ASTWriter::AddedCXXTemplateSpecialization( | |||
5994 | const VarTemplateDecl *TD, const VarTemplateSpecializationDecl *D) { | |||
5995 | assert(!WritingAST && "Already writing the AST!")((!WritingAST && "Already writing the AST!") ? static_cast <void> (0) : __assert_fail ("!WritingAST && \"Already writing the AST!\"" , "/build/llvm-toolchain-snapshot-11~++20200309111110+2c36c23f347/clang/lib/Serialization/ASTWriter.cpp" , 5995, __PRETTY_FUNCTION__)); | |||
5996 | ||||
5997 | if (!TD->getFirstDecl()->isFromASTFile()) | |||
5998 | return; | |||
5999 | if (Chain && Chain->isProcessingUpdateRecords()) | |||
6000 | return; | |||
6001 | ||||
6002 | DeclsToEmitEvenIfUnreferenced.push_back(D); | |||
6003 | } | |||
6004 | ||||
6005 | void ASTWriter::AddedCXXTemplateSpecialization(const FunctionTemplateDecl *TD, | |||
6006 | const FunctionDecl *D) { | |||
6007 | assert(!WritingAST && "Already writing the AST!")((!WritingAST && "Already writing the AST!") ? static_cast <void> (0) : __assert_fail ("!WritingAST && \"Already writing the AST!\"" , "/build/llvm-toolchain-snapshot-11~++20200309111110+2c36c23f347/clang/lib/Serialization/ASTWriter.cpp" , 6007, __PRETTY_FUNCTION__)); | |||
6008 | ||||
6009 | if (!TD->getFirstDecl()->isFromASTFile()) | |||
6010 | return; | |||
6011 | if (Chain && Chain->isProcessingUpdateRecords()) | |||
6012 | return; | |||
6013 | ||||
6014 | DeclsToEmitEvenIfUnreferenced.push_back(D); | |||
6015 | } | |||
6016 | ||||
6017 | //===----------------------------------------------------------------------===// | |||
6018 | //// OMPClause Serialization | |||
6019 | ////===----------------------------------------------------------------------===// | |||
6020 | ||||
6021 | namespace { | |||
6022 | ||||
6023 | class OMPClauseWriter : public OMPClauseVisitor<OMPClauseWriter> { | |||
6024 | ASTRecordWriter &Record; | |||
6025 | ||||
6026 | public: | |||
6027 | OMPClauseWriter(ASTRecordWriter &Record) : Record(Record) {} | |||
6028 | #define OPENMP_CLAUSE(Name, Class) void Visit##Class(Class *S); | |||
6029 | #include "clang/Basic/OpenMPKinds.def" | |||
6030 | void writeClause(OMPClause *C); | |||
6031 | void VisitOMPClauseWithPreInit(OMPClauseWithPreInit *C); | |||
6032 | void VisitOMPClauseWithPostUpdate(OMPClauseWithPostUpdate *C); | |||
6033 | }; | |||
6034 | ||||
6035 | } | |||
6036 | ||||
6037 | void ASTRecordWriter::writeOMPClause(OMPClause *C) { | |||
6038 | OMPClauseWriter(*this).writeClause(C); | |||
6039 | } | |||
6040 | ||||
6041 | void OMPClauseWriter::writeClause(OMPClause *C) { | |||
6042 | Record.push_back(C->getClauseKind()); | |||
6043 | Visit(C); | |||
6044 | Record.AddSourceLocation(C->getBeginLoc()); | |||
6045 | Record.AddSourceLocation(C->getEndLoc()); | |||
6046 | } | |||
6047 | ||||
6048 | void OMPClauseWriter::VisitOMPClauseWithPreInit(OMPClauseWithPreInit *C) { | |||
6049 | Record.push_back(uint64_t(C->getCaptureRegion())); | |||
6050 | Record.AddStmt(C->getPreInitStmt()); | |||
6051 | } | |||
6052 | ||||
6053 | void OMPClauseWriter::VisitOMPClauseWithPostUpdate(OMPClauseWithPostUpdate *C) { | |||
6054 | VisitOMPClauseWithPreInit(C); | |||
6055 | Record.AddStmt(C->getPostUpdateExpr()); | |||
6056 | } | |||
6057 | ||||
6058 | void OMPClauseWriter::VisitOMPIfClause(OMPIfClause *C) { | |||
6059 | VisitOMPClauseWithPreInit(C); | |||
6060 | Record.push_back(uint64_t(C->getNameModifier())); | |||
6061 | Record.AddSourceLocation(C->getNameModifierLoc()); | |||
6062 | Record.AddSourceLocation(C->getColonLoc()); | |||
6063 | Record.AddStmt(C->getCondition()); | |||
6064 | Record.AddSourceLocation(C->getLParenLoc()); | |||
6065 | } | |||
6066 | ||||
6067 | void OMPClauseWriter::VisitOMPFinalClause(OMPFinalClause *C) { | |||
6068 | VisitOMPClauseWithPreInit(C); | |||
6069 | Record.AddStmt(C->getCondition()); | |||
6070 | Record.AddSourceLocation(C->getLParenLoc()); | |||
6071 | } | |||
6072 | ||||
6073 | void OMPClauseWriter::VisitOMPNumThreadsClause(OMPNumThreadsClause *C) { | |||
6074 | VisitOMPClauseWithPreInit(C); | |||
6075 | Record.AddStmt(C->getNumThreads()); | |||
6076 | Record.AddSourceLocation(C->getLParenLoc()); | |||
6077 | } | |||
6078 | ||||
6079 | void OMPClauseWriter::VisitOMPSafelenClause(OMPSafelenClause *C) { | |||
6080 | Record.AddStmt(C->getSafelen()); | |||
6081 | Record.AddSourceLocation(C->getLParenLoc()); | |||
6082 | } | |||
6083 | ||||
6084 | void OMPClauseWriter::VisitOMPSimdlenClause(OMPSimdlenClause *C) { | |||
6085 | Record.AddStmt(C->getSimdlen()); | |||
6086 | Record.AddSourceLocation(C->getLParenLoc()); | |||
6087 | } | |||
6088 | ||||
6089 | void OMPClauseWriter::VisitOMPAllocatorClause(OMPAllocatorClause *C) { | |||
6090 | Record.AddStmt(C->getAllocator()); | |||
6091 | Record.AddSourceLocation(C->getLParenLoc()); | |||
6092 | } | |||
6093 | ||||
6094 | void OMPClauseWriter::VisitOMPCollapseClause(OMPCollapseClause *C) { | |||
6095 | Record.AddStmt(C->getNumForLoops()); | |||
6096 | Record.AddSourceLocation(C->getLParenLoc()); | |||
6097 | } | |||
6098 | ||||
6099 | void OMPClauseWriter::VisitOMPDefaultClause(OMPDefaultClause *C) { | |||
6100 | Record.push_back(unsigned(C->getDefaultKind())); | |||
6101 | Record.AddSourceLocation(C->getLParenLoc()); | |||
6102 | Record.AddSourceLocation(C->getDefaultKindKwLoc()); | |||
6103 | } | |||
6104 | ||||
6105 | void OMPClauseWriter::VisitOMPProcBindClause(OMPProcBindClause *C) { | |||
6106 | Record.push_back(unsigned(C->getProcBindKind())); | |||
6107 | Record.AddSourceLocation(C->getLParenLoc()); | |||
6108 | Record.AddSourceLocation(C->getProcBindKindKwLoc()); | |||
6109 | } | |||
6110 | ||||
6111 | void OMPClauseWriter::VisitOMPScheduleClause(OMPScheduleClause *C) { | |||
6112 | VisitOMPClauseWithPreInit(C); | |||
6113 | Record.push_back(C->getScheduleKind()); | |||
6114 | Record.push_back(C->getFirstScheduleModifier()); | |||
6115 | Record.push_back(C->getSecondScheduleModifier()); | |||
6116 | Record.AddStmt(C->getChunkSize()); | |||
6117 | Record.AddSourceLocation(C->getLParenLoc()); | |||
6118 | Record.AddSourceLocation(C->getFirstScheduleModifierLoc()); | |||
6119 | Record.AddSourceLocation(C->getSecondScheduleModifierLoc()); | |||
6120 | Record.AddSourceLocation(C->getScheduleKindLoc()); | |||
6121 | Record.AddSourceLocation(C->getCommaLoc()); | |||
6122 | } | |||
6123 | ||||
6124 | void OMPClauseWriter::VisitOMPOrderedClause(OMPOrderedClause *C) { | |||
6125 | Record.push_back(C->getLoopNumIterations().size()); | |||
6126 | Record.AddStmt(C->getNumForLoops()); | |||
6127 | for (Expr *NumIter : C->getLoopNumIterations()) | |||
6128 | Record.AddStmt(NumIter); | |||
6129 | for (unsigned I = 0, E = C->getLoopNumIterations().size(); I <E; ++I) | |||
6130 | Record.AddStmt(C->getLoopCounter(I)); | |||
6131 | Record.AddSourceLocation(C->getLParenLoc()); | |||
6132 | } | |||
6133 | ||||
6134 | void OMPClauseWriter::VisitOMPNowaitClause(OMPNowaitClause *) {} | |||
6135 | ||||
6136 | void OMPClauseWriter::VisitOMPUntiedClause(OMPUntiedClause *) {} | |||
6137 | ||||
6138 | void OMPClauseWriter::VisitOMPMergeableClause(OMPMergeableClause *) {} | |||
6139 | ||||
6140 | void OMPClauseWriter::VisitOMPReadClause(OMPReadClause *) {} | |||
6141 | ||||
6142 | void OMPClauseWriter::VisitOMPWriteClause(OMPWriteClause *) {} | |||
6143 | ||||
6144 | void OMPClauseWriter::VisitOMPUpdateClause(OMPUpdateClause *C) { | |||
6145 | Record.push_back(C->isExtended() ? 1 : 0); | |||
6146 | if (C->isExtended()) { | |||
6147 | Record.AddSourceLocation(C->getLParenLoc()); | |||
6148 | Record.AddSourceLocation(C->getArgumentLoc()); | |||
6149 | Record.writeEnum(C->getDependencyKind()); | |||
6150 | } | |||
6151 | } | |||
6152 | ||||
6153 | void OMPClauseWriter::VisitOMPCaptureClause(OMPCaptureClause *) {} | |||
6154 | ||||
6155 | void OMPClauseWriter::VisitOMPSeqCstClause(OMPSeqCstClause *) {} | |||
6156 | ||||
6157 | void OMPClauseWriter::VisitOMPAcqRelClause(OMPAcqRelClause *) {} | |||
6158 | ||||
6159 | void OMPClauseWriter::VisitOMPAcquireClause(OMPAcquireClause *) {} | |||
6160 | ||||
6161 | void OMPClauseWriter::VisitOMPReleaseClause(OMPReleaseClause *) {} | |||
6162 | ||||
6163 | void OMPClauseWriter::VisitOMPRelaxedClause(OMPRelaxedClause *) {} | |||
6164 | ||||
6165 | void OMPClauseWriter::VisitOMPThreadsClause(OMPThreadsClause *) {} | |||
6166 | ||||
6167 | void OMPClauseWriter::VisitOMPSIMDClause(OMPSIMDClause *) {} | |||
6168 | ||||
6169 | void OMPClauseWriter::VisitOMPNogroupClause(OMPNogroupClause *) {} | |||
6170 | ||||
6171 | void OMPClauseWriter::VisitOMPDestroyClause(OMPDestroyClause *) {} | |||
6172 | ||||
6173 | void OMPClauseWriter::VisitOMPPrivateClause(OMPPrivateClause *C) { | |||
6174 | Record.push_back(C->varlist_size()); | |||
6175 | Record.AddSourceLocation(C->getLParenLoc()); | |||
6176 | for (auto *VE : C->varlists()) { | |||
6177 | Record.AddStmt(VE); | |||
6178 | } | |||
6179 | for (auto *VE : C->private_copies()) { | |||
6180 | Record.AddStmt(VE); | |||
6181 | } | |||
6182 | } | |||
6183 | ||||
6184 | void OMPClauseWriter::VisitOMPFirstprivateClause(OMPFirstprivateClause *C) { | |||
6185 | Record.push_back(C->varlist_size()); | |||
6186 | VisitOMPClauseWithPreInit(C); | |||
6187 | Record.AddSourceLocation(C->getLParenLoc()); | |||
6188 | for (auto *VE : C->varlists()) { | |||
6189 | Record.AddStmt(VE); | |||
6190 | } | |||
6191 | for (auto *VE : C->private_copies()) { | |||
6192 | Record.AddStmt(VE); | |||
6193 | } | |||
6194 | for (auto *VE : C->inits()) { | |||
6195 | Record.AddStmt(VE); | |||
6196 | } | |||
6197 | } | |||
6198 | ||||
6199 | void OMPClauseWriter::VisitOMPLastprivateClause(OMPLastprivateClause *C) { | |||
6200 | Record.push_back(C->varlist_size()); | |||
6201 | VisitOMPClauseWithPostUpdate(C); | |||
6202 | Record.AddSourceLocation(C->getLParenLoc()); | |||
6203 | Record.writeEnum(C->getKind()); | |||
6204 | Record.AddSourceLocation(C->getKindLoc()); | |||
6205 | Record.AddSourceLocation(C->getColonLoc()); | |||
6206 | for (auto *VE : C->varlists()) | |||
6207 | Record.AddStmt(VE); | |||
6208 | for (auto *E : C->private_copies()) | |||
6209 | Record.AddStmt(E); | |||
6210 | for (auto *E : C->source_exprs()) | |||
6211 | Record.AddStmt(E); | |||
6212 | for (auto *E : C->destination_exprs()) | |||
6213 | Record.AddStmt(E); | |||
6214 | for (auto *E : C->assignment_ops()) | |||
6215 | Record.AddStmt(E); | |||
6216 | } | |||
6217 | ||||
6218 | void OMPClauseWriter::VisitOMPSharedClause(OMPSharedClause *C) { | |||
6219 | Record.push_back(C->varlist_size()); | |||
6220 | Record.AddSourceLocation(C->getLParenLoc()); | |||
6221 | for (auto *VE : C->varlists()) | |||
6222 | Record.AddStmt(VE); | |||
6223 | } | |||
6224 | ||||
6225 | void OMPClauseWriter::VisitOMPReductionClause(OMPReductionClause *C) { | |||
6226 | Record.push_back(C->varlist_size()); | |||
6227 | VisitOMPClauseWithPostUpdate(C); | |||
6228 | Record.AddSourceLocation(C->getLParenLoc()); | |||
6229 | Record.AddSourceLocation(C->getColonLoc()); | |||
6230 | Record.AddNestedNameSpecifierLoc(C->getQualifierLoc()); | |||
6231 | Record.AddDeclarationNameInfo(C->getNameInfo()); | |||
6232 | for (auto *VE : C->varlists()) | |||
6233 | Record.AddStmt(VE); | |||
6234 | for (auto *VE : C->privates()) | |||
6235 | Record.AddStmt(VE); | |||
6236 | for (auto *E : C->lhs_exprs()) | |||
6237 | Record.AddStmt(E); | |||
6238 | for (auto *E : C->rhs_exprs()) | |||
6239 | Record.AddStmt(E); | |||
6240 | for (auto *E : C->reduction_ops()) | |||
6241 | Record.AddStmt(E); | |||
6242 | } | |||
6243 | ||||
6244 | void OMPClauseWriter::VisitOMPTaskReductionClause(OMPTaskReductionClause *C) { | |||
6245 | Record.push_back(C->varlist_size()); | |||
6246 | VisitOMPClauseWithPostUpdate(C); | |||
6247 | Record.AddSourceLocation(C->getLParenLoc()); | |||
6248 | Record.AddSourceLocation(C->getColonLoc()); | |||
6249 | Record.AddNestedNameSpecifierLoc(C->getQualifierLoc()); | |||
6250 | Record.AddDeclarationNameInfo(C->getNameInfo()); | |||
6251 | for (auto *VE : C->varlists()) | |||
6252 | Record.AddStmt(VE); | |||
6253 | for (auto *VE : C->privates()) | |||
6254 | Record.AddStmt(VE); | |||
6255 | for (auto *E : C->lhs_exprs()) | |||
6256 | Record.AddStmt(E); | |||
6257 | for (auto *E : C->rhs_exprs()) | |||
6258 | Record.AddStmt(E); | |||
6259 | for (auto *E : C->reduction_ops()) | |||
6260 | Record.AddStmt(E); | |||
6261 | } | |||
6262 | ||||
6263 | void OMPClauseWriter::VisitOMPInReductionClause(OMPInReductionClause *C) { | |||
6264 | Record.push_back(C->varlist_size()); | |||
6265 | VisitOMPClauseWithPostUpdate(C); | |||
6266 | Record.AddSourceLocation(C->getLParenLoc()); | |||
6267 | Record.AddSourceLocation(C->getColonLoc()); | |||
6268 | Record.AddNestedNameSpecifierLoc(C->getQualifierLoc()); | |||
6269 | Record.AddDeclarationNameInfo(C->getNameInfo()); | |||
6270 | for (auto *VE : C->varlists()) | |||
6271 | Record.AddStmt(VE); | |||
6272 | for (auto *VE : C->privates()) | |||
6273 | Record.AddStmt(VE); | |||
6274 | for (auto *E : C->lhs_exprs()) | |||
6275 | Record.AddStmt(E); | |||
6276 | for (auto *E : C->rhs_exprs()) | |||
6277 | Record.AddStmt(E); | |||
6278 | for (auto *E : C->reduction_ops()) | |||
6279 | Record.AddStmt(E); | |||
6280 | for (auto *E : C->taskgroup_descriptors()) | |||
6281 | Record.AddStmt(E); | |||
6282 | } | |||
6283 | ||||
6284 | void OMPClauseWriter::VisitOMPLinearClause(OMPLinearClause *C) { | |||
6285 | Record.push_back(C->varlist_size()); | |||
6286 | VisitOMPClauseWithPostUpdate(C); | |||
6287 | Record.AddSourceLocation(C->getLParenLoc()); | |||
6288 | Record.AddSourceLocation(C->getColonLoc()); | |||
6289 | Record.push_back(C->getModifier()); | |||
6290 | Record.AddSourceLocation(C->getModifierLoc()); | |||
6291 | for (auto *VE : C->varlists()) { | |||
6292 | Record.AddStmt(VE); | |||
6293 | } | |||
6294 | for (auto *VE : C->privates()) { | |||
6295 | Record.AddStmt(VE); | |||
6296 | } | |||
6297 | for (auto *VE : C->inits()) { | |||
6298 | Record.AddStmt(VE); | |||
6299 | } | |||
6300 | for (auto *VE : C->updates()) { | |||
6301 | Record.AddStmt(VE); | |||
6302 | } | |||
6303 | for (auto *VE : C->finals()) { | |||
6304 | Record.AddStmt(VE); | |||
6305 | } | |||
6306 | Record.AddStmt(C->getStep()); | |||
6307 | Record.AddStmt(C->getCalcStep()); | |||
6308 | for (auto *VE : C->used_expressions()) | |||
6309 | Record.AddStmt(VE); | |||
6310 | } | |||
6311 | ||||
6312 | void OMPClauseWriter::VisitOMPAlignedClause(OMPAlignedClause *C) { | |||
6313 | Record.push_back(C->varlist_size()); | |||
6314 | Record.AddSourceLocation(C->getLParenLoc()); | |||
6315 | Record.AddSourceLocation(C->getColonLoc()); | |||
6316 | for (auto *VE : C->varlists()) | |||
6317 | Record.AddStmt(VE); | |||
6318 | Record.AddStmt(C->getAlignment()); | |||
6319 | } | |||
6320 | ||||
6321 | void OMPClauseWriter::VisitOMPCopyinClause(OMPCopyinClause *C) { | |||
6322 | Record.push_back(C->varlist_size()); | |||
6323 | Record.AddSourceLocation(C->getLParenLoc()); | |||
6324 | for (auto *VE : C->varlists()) | |||
6325 | Record.AddStmt(VE); | |||
6326 | for (auto *E : C->source_exprs()) | |||
6327 | Record.AddStmt(E); | |||
6328 | for (auto *E : C->destination_exprs()) | |||
6329 | Record.AddStmt(E); | |||
6330 | for (auto *E : C->assignment_ops()) | |||
6331 | Record.AddStmt(E); | |||
6332 | } | |||
6333 | ||||
6334 | void OMPClauseWriter::VisitOMPCopyprivateClause(OMPCopyprivateClause *C) { | |||
6335 | Record.push_back(C->varlist_size()); | |||
6336 | Record.AddSourceLocation(C->getLParenLoc()); | |||
6337 | for (auto *VE : C->varlists()) | |||
6338 | Record.AddStmt(VE); | |||
6339 | for (auto *E : C->source_exprs()) | |||
6340 | Record.AddStmt(E); | |||
6341 | for (auto *E : C->destination_exprs()) | |||
6342 | Record.AddStmt(E); | |||
6343 | for (auto *E : C->assignment_ops()) | |||
6344 | Record.AddStmt(E); | |||
6345 | } | |||
6346 | ||||
6347 | void OMPClauseWriter::VisitOMPFlushClause(OMPFlushClause *C) { | |||
6348 | Record.push_back(C->varlist_size()); | |||
6349 | Record.AddSourceLocation(C->getLParenLoc()); | |||
6350 | for (auto *VE : C->varlists()) | |||
6351 | Record.AddStmt(VE); | |||
6352 | } | |||
6353 | ||||
6354 | void OMPClauseWriter::VisitOMPDepobjClause(OMPDepobjClause *C) { | |||
6355 | Record.AddStmt(C->getDepobj()); | |||
6356 | Record.AddSourceLocation(C->getLParenLoc()); | |||
6357 | } | |||
6358 | ||||
6359 | void OMPClauseWriter::VisitOMPDependClause(OMPDependClause *C) { | |||
6360 | Record.push_back(C->varlist_size()); | |||
6361 | Record.push_back(C->getNumLoops()); | |||
6362 | Record.AddSourceLocation(C->getLParenLoc()); | |||
6363 | Record.push_back(C->getDependencyKind()); | |||
6364 | Record.AddSourceLocation(C->getDependencyLoc()); | |||
6365 | Record.AddSourceLocation(C->getColonLoc()); | |||
6366 | for (auto *VE : C->varlists()) | |||
6367 | Record.AddStmt(VE); | |||
6368 | for (unsigned I = 0, E = C->getNumLoops(); I < E; ++I) | |||
6369 | Record.AddStmt(C->getLoopData(I)); | |||
6370 | } | |||
6371 | ||||
6372 | void OMPClauseWriter::VisitOMPDeviceClause(OMPDeviceClause *C) { | |||
6373 | VisitOMPClauseWithPreInit(C); | |||
6374 | Record.AddStmt(C->getDevice()); | |||
6375 | Record.AddSourceLocation(C->getLParenLoc()); | |||
6376 | } | |||
6377 | ||||
6378 | void OMPClauseWriter::VisitOMPMapClause(OMPMapClause *C) { | |||
6379 | Record.push_back(C->varlist_size()); | |||
6380 | Record.push_back(C->getUniqueDeclarationsNum()); | |||
6381 | Record.push_back(C->getTotalComponentListNum()); | |||
6382 | Record.push_back(C->getTotalComponentsNum()); | |||
6383 | Record.AddSourceLocation(C->getLParenLoc()); | |||
6384 | for (unsigned I = 0; I < OMPMapClause::NumberOfModifiers; ++I) { | |||
6385 | Record.push_back(C->getMapTypeModifier(I)); | |||
6386 | Record.AddSourceLocation(C->getMapTypeModifierLoc(I)); | |||
6387 | } | |||
6388 | Record.AddNestedNameSpecifierLoc(C->getMapperQualifierLoc()); | |||
6389 | Record.AddDeclarationNameInfo(C->getMapperIdInfo()); | |||
6390 | Record.push_back(C->getMapType()); | |||
6391 | Record.AddSourceLocation(C->getMapLoc()); | |||
6392 | Record.AddSourceLocation(C->getColonLoc()); | |||
6393 | for (auto *E : C->varlists()) | |||
6394 | Record.AddStmt(E); | |||
6395 | for (auto *E : C->mapperlists()) | |||
6396 | Record.AddStmt(E); | |||
6397 | for (auto *D : C->all_decls()) | |||
6398 | Record.AddDeclRef(D); | |||
6399 | for (auto N : C->all_num_lists()) | |||
6400 | Record.push_back(N); | |||
6401 | for (auto N : C->all_lists_sizes()) | |||
6402 | Record.push_back(N); | |||
6403 | for (auto &M : C->all_components()) { | |||
6404 | Record.AddStmt(M.getAssociatedExpression()); | |||
6405 | Record.AddDeclRef(M.getAssociatedDeclaration()); | |||
6406 | } | |||
6407 | } | |||
6408 | ||||
6409 | void OMPClauseWriter::VisitOMPAllocateClause(OMPAllocateClause *C) { | |||
6410 | Record.push_back(C->varlist_size()); | |||
6411 | Record.AddSourceLocation(C->getLParenLoc()); | |||
6412 | Record.AddSourceLocation(C->getColonLoc()); | |||
6413 | Record.AddStmt(C->getAllocator()); | |||
6414 | for (auto *VE : C->varlists()) | |||
6415 | Record.AddStmt(VE); | |||
6416 | } | |||
6417 | ||||
6418 | void OMPClauseWriter::VisitOMPNumTeamsClause(OMPNumTeamsClause *C) { | |||
6419 | VisitOMPClauseWithPreInit(C); | |||
6420 | Record.AddStmt(C->getNumTeams()); | |||
6421 | Record.AddSourceLocation(C->getLParenLoc()); | |||
6422 | } | |||
6423 | ||||
6424 | void OMPClauseWriter::VisitOMPThreadLimitClause(OMPThreadLimitClause *C) { | |||
6425 | VisitOMPClauseWithPreInit(C); | |||
6426 | Record.AddStmt(C->getThreadLimit()); | |||
6427 | Record.AddSourceLocation(C->getLParenLoc()); | |||
6428 | } | |||
6429 | ||||
6430 | void OMPClauseWriter::VisitOMPPriorityClause(OMPPriorityClause *C) { | |||
6431 | VisitOMPClauseWithPreInit(C); | |||
6432 | Record.AddStmt(C->getPriority()); | |||
6433 | Record.AddSourceLocation(C->getLParenLoc()); | |||
6434 | } | |||
6435 | ||||
6436 | void OMPClauseWriter::VisitOMPGrainsizeClause(OMPGrainsizeClause *C) { | |||
6437 | VisitOMPClauseWithPreInit(C); | |||
6438 | Record.AddStmt(C->getGrainsize()); | |||
6439 | Record.AddSourceLocation(C->getLParenLoc()); | |||
6440 | } | |||
6441 | ||||
6442 | void OMPClauseWriter::VisitOMPNumTasksClause(OMPNumTasksClause *C) { | |||
6443 | VisitOMPClauseWithPreInit(C); | |||
6444 | Record.AddStmt(C->getNumTasks()); | |||
6445 | Record.AddSourceLocation(C->getLParenLoc()); | |||
6446 | } | |||
6447 | ||||
6448 | void OMPClauseWriter::VisitOMPHintClause(OMPHintClause *C) { | |||
6449 | Record.AddStmt(C->getHint()); | |||
6450 | Record.AddSourceLocation(C->getLParenLoc()); | |||
6451 | } | |||
6452 | ||||
6453 | void OMPClauseWriter::VisitOMPDistScheduleClause(OMPDistScheduleClause *C) { | |||
6454 | VisitOMPClauseWithPreInit(C); | |||
6455 | Record.push_back(C->getDistScheduleKind()); | |||
6456 | Record.AddStmt(C->getChunkSize()); | |||
6457 | Record.AddSourceLocation(C->getLParenLoc()); | |||
6458 | Record.AddSourceLocation(C->getDistScheduleKindLoc()); | |||
6459 | Record.AddSourceLocation(C->getCommaLoc()); | |||
6460 | } | |||
6461 | ||||
6462 | void OMPClauseWriter::VisitOMPDefaultmapClause(OMPDefaultmapClause *C) { | |||
6463 | Record.push_back(C->getDefaultmapKind()); | |||
6464 | Record.push_back(C->getDefaultmapModifier()); | |||
6465 | Record.AddSourceLocation(C->getLParenLoc()); | |||
6466 | Record.AddSourceLocation(C->getDefaultmapModifierLoc()); | |||
6467 | Record.AddSourceLocation(C->getDefaultmapKindLoc()); | |||
6468 | } | |||
6469 | ||||
6470 | void OMPClauseWriter::VisitOMPToClause(OMPToClause *C) { | |||
6471 | Record.push_back(C->varlist_size()); | |||
6472 | Record.push_back(C->getUniqueDeclarationsNum()); | |||
6473 | Record.push_back(C->getTotalComponentListNum()); | |||
6474 | Record.push_back(C->getTotalComponentsNum()); | |||
6475 | Record.AddSourceLocation(C->getLParenLoc()); | |||
6476 | Record.AddNestedNameSpecifierLoc(C->getMapperQualifierLoc()); | |||
6477 | Record.AddDeclarationNameInfo(C->getMapperIdInfo()); | |||
6478 | for (auto *E : C->varlists()) | |||
6479 | Record.AddStmt(E); | |||
6480 | for (auto *E : C->mapperlists()) | |||
6481 | Record.AddStmt(E); | |||
6482 | for (auto *D : C->all_decls()) | |||
6483 | Record.AddDeclRef(D); | |||
6484 | for (auto N : C->all_num_lists()) | |||
6485 | Record.push_back(N); | |||
6486 | for (auto N : C->all_lists_sizes()) | |||
6487 | Record.push_back(N); | |||
6488 | for (auto &M : C->all_components()) { | |||
6489 | Record.AddStmt(M.getAssociatedExpression()); | |||
6490 | Record.AddDeclRef(M.getAssociatedDeclaration()); | |||
6491 | } | |||
6492 | } | |||
6493 | ||||
6494 | void OMPClauseWriter::VisitOMPFromClause(OMPFromClause *C) { | |||
6495 | Record.push_back(C->varlist_size()); | |||
6496 | Record.push_back(C->getUniqueDeclarationsNum()); | |||
6497 | Record.push_back(C->getTotalComponentListNum()); | |||
6498 | Record.push_back(C->getTotalComponentsNum()); | |||
6499 | Record.AddSourceLocation(C->getLParenLoc()); | |||
6500 | Record.AddNestedNameSpecifierLoc(C->getMapperQualifierLoc()); | |||
6501 | Record.AddDeclarationNameInfo(C->getMapperIdInfo()); | |||
6502 | for (auto *E : C->varlists()) | |||
6503 | Record.AddStmt(E); | |||
6504 | for (auto *E : C->mapperlists()) | |||
6505 | Record.AddStmt(E); | |||
6506 | for (auto *D : C->all_decls()) | |||
6507 | Record.AddDeclRef(D); | |||
6508 | for (auto N : C->all_num_lists()) | |||
6509 | Record.push_back(N); | |||
6510 | for (auto N : C->all_lists_sizes()) | |||
6511 | Record.push_back(N); | |||
6512 | for (auto &M : C->all_components()) { | |||
6513 | Record.AddStmt(M.getAssociatedExpression()); | |||
6514 | Record.AddDeclRef(M.getAssociatedDeclaration()); | |||
6515 | } | |||
6516 | } | |||
6517 | ||||
6518 | void OMPClauseWriter::VisitOMPUseDevicePtrClause(OMPUseDevicePtrClause *C) { | |||
6519 | Record.push_back(C->varlist_size()); | |||
6520 | Record.push_back(C->getUniqueDeclarationsNum()); | |||
6521 | Record.push_back(C->getTotalComponentListNum()); | |||
6522 | Record.push_back(C->getTotalComponentsNum()); | |||
6523 | Record.AddSourceLocation(C->getLParenLoc()); | |||
6524 | for (auto *E : C->varlists()) | |||
6525 | Record.AddStmt(E); | |||
6526 | for (auto *VE : C->private_copies()) | |||
6527 | Record.AddStmt(VE); | |||
6528 | for (auto *VE : C->inits()) | |||
6529 | Record.AddStmt(VE); | |||
6530 | for (auto *D : C->all_decls()) | |||
6531 | Record.AddDeclRef(D); | |||
6532 | for (auto N : C->all_num_lists()) | |||
6533 | Record.push_back(N); | |||
6534 | for (auto N : C->all_lists_sizes()) | |||
6535 | Record.push_back(N); | |||
6536 | for (auto &M : C->all_components()) { | |||
6537 | Record.AddStmt(M.getAssociatedExpression()); | |||
6538 | Record.AddDeclRef(M.getAssociatedDeclaration()); | |||
6539 | } | |||
6540 | } | |||
6541 | ||||
6542 | void OMPClauseWriter::VisitOMPIsDevicePtrClause(OMPIsDevicePtrClause *C) { | |||
6543 | Record.push_back(C->varlist_size()); | |||
6544 | Record.push_back(C->getUniqueDeclarationsNum()); | |||
6545 | Record.push_back(C->getTotalComponentListNum()); | |||
6546 | Record.push_back(C->getTotalComponentsNum()); | |||
6547 | Record.AddSourceLocation(C->getLParenLoc()); | |||
6548 | for (auto *E : C->varlists()) | |||
6549 | Record.AddStmt(E); | |||
6550 | for (auto *D : C->all_decls()) | |||
6551 | Record.AddDeclRef(D); | |||
6552 | for (auto N : C->all_num_lists()) | |||
6553 | Record.push_back(N); | |||
6554 | for (auto N : C->all_lists_sizes()) | |||
6555 | Record.push_back(N); | |||
6556 | for (auto &M : C->all_components()) { | |||
6557 | Record.AddStmt(M.getAssociatedExpression()); | |||
6558 | Record.AddDeclRef(M.getAssociatedDeclaration()); | |||
6559 | } | |||
6560 | } | |||
6561 | ||||
6562 | void OMPClauseWriter::VisitOMPUnifiedAddressClause(OMPUnifiedAddressClause *) {} | |||
6563 | ||||
6564 | void OMPClauseWriter::VisitOMPUnifiedSharedMemoryClause( | |||
6565 | OMPUnifiedSharedMemoryClause *) {} | |||
6566 | ||||
6567 | void OMPClauseWriter::VisitOMPReverseOffloadClause(OMPReverseOffloadClause *) {} | |||
6568 | ||||
6569 | void | |||
6570 | OMPClauseWriter::VisitOMPDynamicAllocatorsClause(OMPDynamicAllocatorsClause *) { | |||
6571 | } | |||
6572 | ||||
6573 | void OMPClauseWriter::VisitOMPAtomicDefaultMemOrderClause( | |||
6574 | OMPAtomicDefaultMemOrderClause *C) { | |||
6575 | Record.push_back(C->getAtomicDefaultMemOrderKind()); | |||
6576 | Record.AddSourceLocation(C->getLParenLoc()); | |||
6577 | Record.AddSourceLocation(C->getAtomicDefaultMemOrderKindKwLoc()); | |||
6578 | } | |||
6579 | ||||
6580 | void OMPClauseWriter::VisitOMPNontemporalClause(OMPNontemporalClause *C) { | |||
6581 | Record.push_back(C->varlist_size()); | |||
6582 | Record.AddSourceLocation(C->getLParenLoc()); | |||
6583 | for (auto *VE : C->varlists()) | |||
6584 | Record.AddStmt(VE); | |||
6585 | for (auto *E : C->private_refs()) | |||
6586 | Record.AddStmt(E); | |||
6587 | } | |||
6588 | ||||
6589 | void OMPClauseWriter::VisitOMPOrderClause(OMPOrderClause *C) { | |||
6590 | Record.writeEnum(C->getKind()); | |||
6591 | Record.AddSourceLocation(C->getLParenLoc()); | |||
6592 | Record.AddSourceLocation(C->getKindKwLoc()); | |||
6593 | } | |||
6594 | ||||
6595 | void ASTRecordWriter::writeOMPTraitInfo(const OMPTraitInfo &TI) { | |||
6596 | writeUInt32(TI.Sets.size()); | |||
6597 | for (const auto &Set : TI.Sets) { | |||
6598 | writeEnum(Set.Kind); | |||
6599 | writeUInt32(Set.Selectors.size()); | |||
6600 | for (const auto &Selector : Set.Selectors) { | |||
6601 | writeEnum(Selector.Kind); | |||
6602 | writeBool(Selector.ScoreOrCondition); | |||
6603 | if (Selector.ScoreOrCondition) | |||
6604 | writeExprRef(Selector.ScoreOrCondition); | |||
6605 | writeUInt32(Selector.Properties.size()); | |||
6606 | for (const auto &Property : Selector.Properties) | |||
6607 | writeEnum(Property.Kind); | |||
6608 | } | |||
6609 | } | |||
6610 | } |