1 //===--- ASTWriterStmt.cpp - Statement and Expression Serialization -------===//
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 /// \file
10 /// Implements serialization for Statements and Expressions.
11 ///
12 //===----------------------------------------------------------------------===//
13
14 #include "clang/AST/ExprOpenMP.h"
15 #include "clang/Serialization/ASTRecordWriter.h"
16 #include "clang/Sema/DeclSpec.h"
17 #include "clang/AST/ASTContext.h"
18 #include "clang/AST/DeclCXX.h"
19 #include "clang/AST/DeclObjC.h"
20 #include "clang/AST/DeclTemplate.h"
21 #include "clang/AST/StmtVisitor.h"
22 #include "clang/Lex/Token.h"
23 #include "llvm/Bitstream/BitstreamWriter.h"
24 using namespace clang;
25
26 //===----------------------------------------------------------------------===//
27 // Statement/expression serialization
28 //===----------------------------------------------------------------------===//
29
30 namespace clang {
31
32 class ASTStmtWriter : public StmtVisitor<ASTStmtWriter, void> {
33 ASTWriter &Writer;
34 ASTRecordWriter Record;
35
36 serialization::StmtCode Code;
37 unsigned AbbrevToUse;
38
39 public:
ASTStmtWriter(ASTWriter & Writer,ASTWriter::RecordData & Record)40 ASTStmtWriter(ASTWriter &Writer, ASTWriter::RecordData &Record)
41 : Writer(Writer), Record(Writer, Record),
42 Code(serialization::STMT_NULL_PTR), AbbrevToUse(0) {}
43
44 ASTStmtWriter(const ASTStmtWriter&) = delete;
45
Emit()46 uint64_t Emit() {
47 assert(Code != serialization::STMT_NULL_PTR &&
48 "unhandled sub-statement writing AST file");
49 return Record.EmitStmt(Code, AbbrevToUse);
50 }
51
52 void AddTemplateKWAndArgsInfo(const ASTTemplateKWAndArgsInfo &ArgInfo,
53 const TemplateArgumentLoc *Args);
54
55 void VisitStmt(Stmt *S);
56 #define STMT(Type, Base) \
57 void Visit##Type(Type *);
58 #include "clang/AST/StmtNodes.inc"
59 };
60 }
61
AddTemplateKWAndArgsInfo(const ASTTemplateKWAndArgsInfo & ArgInfo,const TemplateArgumentLoc * Args)62 void ASTStmtWriter::AddTemplateKWAndArgsInfo(
63 const ASTTemplateKWAndArgsInfo &ArgInfo, const TemplateArgumentLoc *Args) {
64 Record.AddSourceLocation(ArgInfo.TemplateKWLoc);
65 Record.AddSourceLocation(ArgInfo.LAngleLoc);
66 Record.AddSourceLocation(ArgInfo.RAngleLoc);
67 for (unsigned i = 0; i != ArgInfo.NumTemplateArgs; ++i)
68 Record.AddTemplateArgumentLoc(Args[i]);
69 }
70
VisitStmt(Stmt * S)71 void ASTStmtWriter::VisitStmt(Stmt *S) {
72 }
73
VisitNullStmt(NullStmt * S)74 void ASTStmtWriter::VisitNullStmt(NullStmt *S) {
75 VisitStmt(S);
76 Record.AddSourceLocation(S->getSemiLoc());
77 Record.push_back(S->NullStmtBits.HasLeadingEmptyMacro);
78 Code = serialization::STMT_NULL;
79 }
80
VisitCompoundStmt(CompoundStmt * S)81 void ASTStmtWriter::VisitCompoundStmt(CompoundStmt *S) {
82 VisitStmt(S);
83 Record.push_back(S->size());
84 for (auto *CS : S->body())
85 Record.AddStmt(CS);
86 Record.AddSourceLocation(S->getLBracLoc());
87 Record.AddSourceLocation(S->getRBracLoc());
88 Code = serialization::STMT_COMPOUND;
89 }
90
VisitSwitchCase(SwitchCase * S)91 void ASTStmtWriter::VisitSwitchCase(SwitchCase *S) {
92 VisitStmt(S);
93 Record.push_back(Writer.getSwitchCaseID(S));
94 Record.AddSourceLocation(S->getKeywordLoc());
95 Record.AddSourceLocation(S->getColonLoc());
96 }
97
VisitCaseStmt(CaseStmt * S)98 void ASTStmtWriter::VisitCaseStmt(CaseStmt *S) {
99 VisitSwitchCase(S);
100 Record.push_back(S->caseStmtIsGNURange());
101 Record.AddStmt(S->getLHS());
102 Record.AddStmt(S->getSubStmt());
103 if (S->caseStmtIsGNURange()) {
104 Record.AddStmt(S->getRHS());
105 Record.AddSourceLocation(S->getEllipsisLoc());
106 }
107 Code = serialization::STMT_CASE;
108 }
109
VisitDefaultStmt(DefaultStmt * S)110 void ASTStmtWriter::VisitDefaultStmt(DefaultStmt *S) {
111 VisitSwitchCase(S);
112 Record.AddStmt(S->getSubStmt());
113 Code = serialization::STMT_DEFAULT;
114 }
115
VisitLabelStmt(LabelStmt * S)116 void ASTStmtWriter::VisitLabelStmt(LabelStmt *S) {
117 VisitStmt(S);
118 Record.push_back(S->isSideEntry());
119 Record.AddDeclRef(S->getDecl());
120 Record.AddStmt(S->getSubStmt());
121 Record.AddSourceLocation(S->getIdentLoc());
122 Code = serialization::STMT_LABEL;
123 }
124
VisitAttributedStmt(AttributedStmt * S)125 void ASTStmtWriter::VisitAttributedStmt(AttributedStmt *S) {
126 VisitStmt(S);
127 Record.push_back(S->getAttrs().size());
128 Record.AddAttributes(S->getAttrs());
129 Record.AddStmt(S->getSubStmt());
130 Record.AddSourceLocation(S->getAttrLoc());
131 Code = serialization::STMT_ATTRIBUTED;
132 }
133
VisitIfStmt(IfStmt * S)134 void ASTStmtWriter::VisitIfStmt(IfStmt *S) {
135 VisitStmt(S);
136
137 bool HasElse = S->getElse() != nullptr;
138 bool HasVar = S->getConditionVariableDeclStmt() != nullptr;
139 bool HasInit = S->getInit() != nullptr;
140
141 Record.push_back(S->isConstexpr());
142 Record.push_back(HasElse);
143 Record.push_back(HasVar);
144 Record.push_back(HasInit);
145
146 Record.AddStmt(S->getCond());
147 Record.AddStmt(S->getThen());
148 if (HasElse)
149 Record.AddStmt(S->getElse());
150 if (HasVar)
151 Record.AddDeclRef(S->getConditionVariable());
152 if (HasInit)
153 Record.AddStmt(S->getInit());
154
155 Record.AddSourceLocation(S->getIfLoc());
156 Record.AddSourceLocation(S->getLParenLoc());
157 Record.AddSourceLocation(S->getRParenLoc());
158 if (HasElse)
159 Record.AddSourceLocation(S->getElseLoc());
160
161 Code = serialization::STMT_IF;
162 }
163
VisitSwitchStmt(SwitchStmt * S)164 void ASTStmtWriter::VisitSwitchStmt(SwitchStmt *S) {
165 VisitStmt(S);
166
167 bool HasInit = S->getInit() != nullptr;
168 bool HasVar = S->getConditionVariableDeclStmt() != nullptr;
169 Record.push_back(HasInit);
170 Record.push_back(HasVar);
171 Record.push_back(S->isAllEnumCasesCovered());
172
173 Record.AddStmt(S->getCond());
174 Record.AddStmt(S->getBody());
175 if (HasInit)
176 Record.AddStmt(S->getInit());
177 if (HasVar)
178 Record.AddDeclRef(S->getConditionVariable());
179
180 Record.AddSourceLocation(S->getSwitchLoc());
181 Record.AddSourceLocation(S->getLParenLoc());
182 Record.AddSourceLocation(S->getRParenLoc());
183
184 for (SwitchCase *SC = S->getSwitchCaseList(); SC;
185 SC = SC->getNextSwitchCase())
186 Record.push_back(Writer.RecordSwitchCaseID(SC));
187 Code = serialization::STMT_SWITCH;
188 }
189
VisitWhileStmt(WhileStmt * S)190 void ASTStmtWriter::VisitWhileStmt(WhileStmt *S) {
191 VisitStmt(S);
192
193 bool HasVar = S->getConditionVariableDeclStmt() != nullptr;
194 Record.push_back(HasVar);
195
196 Record.AddStmt(S->getCond());
197 Record.AddStmt(S->getBody());
198 if (HasVar)
199 Record.AddDeclRef(S->getConditionVariable());
200
201 Record.AddSourceLocation(S->getWhileLoc());
202 Record.AddSourceLocation(S->getLParenLoc());
203 Record.AddSourceLocation(S->getRParenLoc());
204 Code = serialization::STMT_WHILE;
205 }
206
VisitDoStmt(DoStmt * S)207 void ASTStmtWriter::VisitDoStmt(DoStmt *S) {
208 VisitStmt(S);
209 Record.AddStmt(S->getCond());
210 Record.AddStmt(S->getBody());
211 Record.AddSourceLocation(S->getDoLoc());
212 Record.AddSourceLocation(S->getWhileLoc());
213 Record.AddSourceLocation(S->getRParenLoc());
214 Code = serialization::STMT_DO;
215 }
216
VisitForStmt(ForStmt * S)217 void ASTStmtWriter::VisitForStmt(ForStmt *S) {
218 VisitStmt(S);
219 Record.AddStmt(S->getInit());
220 Record.AddStmt(S->getCond());
221 Record.AddDeclRef(S->getConditionVariable());
222 Record.AddStmt(S->getInc());
223 Record.AddStmt(S->getBody());
224 Record.AddSourceLocation(S->getForLoc());
225 Record.AddSourceLocation(S->getLParenLoc());
226 Record.AddSourceLocation(S->getRParenLoc());
227 Code = serialization::STMT_FOR;
228 }
229
VisitGotoStmt(GotoStmt * S)230 void ASTStmtWriter::VisitGotoStmt(GotoStmt *S) {
231 VisitStmt(S);
232 Record.AddDeclRef(S->getLabel());
233 Record.AddSourceLocation(S->getGotoLoc());
234 Record.AddSourceLocation(S->getLabelLoc());
235 Code = serialization::STMT_GOTO;
236 }
237
VisitIndirectGotoStmt(IndirectGotoStmt * S)238 void ASTStmtWriter::VisitIndirectGotoStmt(IndirectGotoStmt *S) {
239 VisitStmt(S);
240 Record.AddSourceLocation(S->getGotoLoc());
241 Record.AddSourceLocation(S->getStarLoc());
242 Record.AddStmt(S->getTarget());
243 Code = serialization::STMT_INDIRECT_GOTO;
244 }
245
VisitContinueStmt(ContinueStmt * S)246 void ASTStmtWriter::VisitContinueStmt(ContinueStmt *S) {
247 VisitStmt(S);
248 Record.AddSourceLocation(S->getContinueLoc());
249 Code = serialization::STMT_CONTINUE;
250 }
251
VisitBreakStmt(BreakStmt * S)252 void ASTStmtWriter::VisitBreakStmt(BreakStmt *S) {
253 VisitStmt(S);
254 Record.AddSourceLocation(S->getBreakLoc());
255 Code = serialization::STMT_BREAK;
256 }
257
VisitReturnStmt(ReturnStmt * S)258 void ASTStmtWriter::VisitReturnStmt(ReturnStmt *S) {
259 VisitStmt(S);
260
261 bool HasNRVOCandidate = S->getNRVOCandidate() != nullptr;
262 Record.push_back(HasNRVOCandidate);
263
264 Record.AddStmt(S->getRetValue());
265 if (HasNRVOCandidate)
266 Record.AddDeclRef(S->getNRVOCandidate());
267
268 Record.AddSourceLocation(S->getReturnLoc());
269 Code = serialization::STMT_RETURN;
270 }
271
VisitDeclStmt(DeclStmt * S)272 void ASTStmtWriter::VisitDeclStmt(DeclStmt *S) {
273 VisitStmt(S);
274 Record.AddSourceLocation(S->getBeginLoc());
275 Record.AddSourceLocation(S->getEndLoc());
276 DeclGroupRef DG = S->getDeclGroup();
277 for (DeclGroupRef::iterator D = DG.begin(), DEnd = DG.end(); D != DEnd; ++D)
278 Record.AddDeclRef(*D);
279 Code = serialization::STMT_DECL;
280 }
281
VisitAsmStmt(AsmStmt * S)282 void ASTStmtWriter::VisitAsmStmt(AsmStmt *S) {
283 VisitStmt(S);
284 Record.push_back(S->getNumOutputs());
285 Record.push_back(S->getNumInputs());
286 Record.push_back(S->getNumClobbers());
287 Record.AddSourceLocation(S->getAsmLoc());
288 Record.push_back(S->isVolatile());
289 Record.push_back(S->isSimple());
290 }
291
VisitGCCAsmStmt(GCCAsmStmt * S)292 void ASTStmtWriter::VisitGCCAsmStmt(GCCAsmStmt *S) {
293 VisitAsmStmt(S);
294 Record.push_back(S->getNumLabels());
295 Record.AddSourceLocation(S->getRParenLoc());
296 Record.AddStmt(S->getAsmString());
297
298 // Outputs
299 for (unsigned I = 0, N = S->getNumOutputs(); I != N; ++I) {
300 Record.AddIdentifierRef(S->getOutputIdentifier(I));
301 Record.AddStmt(S->getOutputConstraintLiteral(I));
302 Record.AddStmt(S->getOutputExpr(I));
303 }
304
305 // Inputs
306 for (unsigned I = 0, N = S->getNumInputs(); I != N; ++I) {
307 Record.AddIdentifierRef(S->getInputIdentifier(I));
308 Record.AddStmt(S->getInputConstraintLiteral(I));
309 Record.AddStmt(S->getInputExpr(I));
310 }
311
312 // Clobbers
313 for (unsigned I = 0, N = S->getNumClobbers(); I != N; ++I)
314 Record.AddStmt(S->getClobberStringLiteral(I));
315
316 // Labels
317 for (auto *E : S->labels()) Record.AddStmt(E);
318
319 Code = serialization::STMT_GCCASM;
320 }
321
VisitMSAsmStmt(MSAsmStmt * S)322 void ASTStmtWriter::VisitMSAsmStmt(MSAsmStmt *S) {
323 VisitAsmStmt(S);
324 Record.AddSourceLocation(S->getLBraceLoc());
325 Record.AddSourceLocation(S->getEndLoc());
326 Record.push_back(S->getNumAsmToks());
327 Record.AddString(S->getAsmString());
328
329 // Tokens
330 for (unsigned I = 0, N = S->getNumAsmToks(); I != N; ++I) {
331 // FIXME: Move this to ASTRecordWriter?
332 Writer.AddToken(S->getAsmToks()[I], Record.getRecordData());
333 }
334
335 // Clobbers
336 for (unsigned I = 0, N = S->getNumClobbers(); I != N; ++I) {
337 Record.AddString(S->getClobber(I));
338 }
339
340 // Outputs
341 for (unsigned I = 0, N = S->getNumOutputs(); I != N; ++I) {
342 Record.AddStmt(S->getOutputExpr(I));
343 Record.AddString(S->getOutputConstraint(I));
344 }
345
346 // Inputs
347 for (unsigned I = 0, N = S->getNumInputs(); I != N; ++I) {
348 Record.AddStmt(S->getInputExpr(I));
349 Record.AddString(S->getInputConstraint(I));
350 }
351
352 Code = serialization::STMT_MSASM;
353 }
354
VisitCoroutineBodyStmt(CoroutineBodyStmt * CoroStmt)355 void ASTStmtWriter::VisitCoroutineBodyStmt(CoroutineBodyStmt *CoroStmt) {
356 VisitStmt(CoroStmt);
357 Record.push_back(CoroStmt->getParamMoves().size());
358 for (Stmt *S : CoroStmt->children())
359 Record.AddStmt(S);
360 Code = serialization::STMT_COROUTINE_BODY;
361 }
362
VisitCoreturnStmt(CoreturnStmt * S)363 void ASTStmtWriter::VisitCoreturnStmt(CoreturnStmt *S) {
364 VisitStmt(S);
365 Record.AddSourceLocation(S->getKeywordLoc());
366 Record.AddStmt(S->getOperand());
367 Record.AddStmt(S->getPromiseCall());
368 Record.push_back(S->isImplicit());
369 Code = serialization::STMT_CORETURN;
370 }
371
VisitCoroutineSuspendExpr(CoroutineSuspendExpr * E)372 void ASTStmtWriter::VisitCoroutineSuspendExpr(CoroutineSuspendExpr *E) {
373 VisitExpr(E);
374 Record.AddSourceLocation(E->getKeywordLoc());
375 for (Stmt *S : E->children())
376 Record.AddStmt(S);
377 Record.AddStmt(E->getOpaqueValue());
378 }
379
VisitCoawaitExpr(CoawaitExpr * E)380 void ASTStmtWriter::VisitCoawaitExpr(CoawaitExpr *E) {
381 VisitCoroutineSuspendExpr(E);
382 Record.push_back(E->isImplicit());
383 Code = serialization::EXPR_COAWAIT;
384 }
385
VisitCoyieldExpr(CoyieldExpr * E)386 void ASTStmtWriter::VisitCoyieldExpr(CoyieldExpr *E) {
387 VisitCoroutineSuspendExpr(E);
388 Code = serialization::EXPR_COYIELD;
389 }
390
VisitDependentCoawaitExpr(DependentCoawaitExpr * E)391 void ASTStmtWriter::VisitDependentCoawaitExpr(DependentCoawaitExpr *E) {
392 VisitExpr(E);
393 Record.AddSourceLocation(E->getKeywordLoc());
394 for (Stmt *S : E->children())
395 Record.AddStmt(S);
396 Code = serialization::EXPR_DEPENDENT_COAWAIT;
397 }
398
399 static void
addConstraintSatisfaction(ASTRecordWriter & Record,const ASTConstraintSatisfaction & Satisfaction)400 addConstraintSatisfaction(ASTRecordWriter &Record,
401 const ASTConstraintSatisfaction &Satisfaction) {
402 Record.push_back(Satisfaction.IsSatisfied);
403 if (!Satisfaction.IsSatisfied) {
404 Record.push_back(Satisfaction.NumRecords);
405 for (const auto &DetailRecord : Satisfaction) {
406 Record.AddStmt(const_cast<Expr *>(DetailRecord.first));
407 auto *E = DetailRecord.second.dyn_cast<Expr *>();
408 Record.push_back(E == nullptr);
409 if (E)
410 Record.AddStmt(E);
411 else {
412 auto *Diag = DetailRecord.second.get<std::pair<SourceLocation,
413 StringRef> *>();
414 Record.AddSourceLocation(Diag->first);
415 Record.AddString(Diag->second);
416 }
417 }
418 }
419 }
420
421 static void
addSubstitutionDiagnostic(ASTRecordWriter & Record,const concepts::Requirement::SubstitutionDiagnostic * D)422 addSubstitutionDiagnostic(
423 ASTRecordWriter &Record,
424 const concepts::Requirement::SubstitutionDiagnostic *D) {
425 Record.AddString(D->SubstitutedEntity);
426 Record.AddSourceLocation(D->DiagLoc);
427 Record.AddString(D->DiagMessage);
428 }
429
VisitConceptSpecializationExpr(ConceptSpecializationExpr * E)430 void ASTStmtWriter::VisitConceptSpecializationExpr(
431 ConceptSpecializationExpr *E) {
432 VisitExpr(E);
433 ArrayRef<TemplateArgument> TemplateArgs = E->getTemplateArguments();
434 Record.push_back(TemplateArgs.size());
435 Record.AddNestedNameSpecifierLoc(E->getNestedNameSpecifierLoc());
436 Record.AddSourceLocation(E->getTemplateKWLoc());
437 Record.AddDeclarationNameInfo(E->getConceptNameInfo());
438 Record.AddDeclRef(E->getNamedConcept());
439 Record.AddDeclRef(E->getFoundDecl());
440 Record.AddASTTemplateArgumentListInfo(E->getTemplateArgsAsWritten());
441 for (const TemplateArgument &Arg : TemplateArgs)
442 Record.AddTemplateArgument(Arg);
443 if (!E->isValueDependent())
444 addConstraintSatisfaction(Record, E->getSatisfaction());
445
446 Code = serialization::EXPR_CONCEPT_SPECIALIZATION;
447 }
448
VisitRequiresExpr(RequiresExpr * E)449 void ASTStmtWriter::VisitRequiresExpr(RequiresExpr *E) {
450 VisitExpr(E);
451 Record.push_back(E->getLocalParameters().size());
452 Record.push_back(E->getRequirements().size());
453 Record.AddSourceLocation(E->RequiresExprBits.RequiresKWLoc);
454 Record.push_back(E->RequiresExprBits.IsSatisfied);
455 Record.AddDeclRef(E->getBody());
456 for (ParmVarDecl *P : E->getLocalParameters())
457 Record.AddDeclRef(P);
458 for (concepts::Requirement *R : E->getRequirements()) {
459 if (auto *TypeReq = dyn_cast<concepts::TypeRequirement>(R)) {
460 Record.push_back(concepts::Requirement::RK_Type);
461 Record.push_back(TypeReq->Status);
462 if (TypeReq->Status == concepts::TypeRequirement::SS_SubstitutionFailure)
463 addSubstitutionDiagnostic(Record, TypeReq->getSubstitutionDiagnostic());
464 else
465 Record.AddTypeSourceInfo(TypeReq->getType());
466 } else if (auto *ExprReq = dyn_cast<concepts::ExprRequirement>(R)) {
467 Record.push_back(ExprReq->getKind());
468 Record.push_back(ExprReq->Status);
469 if (ExprReq->isExprSubstitutionFailure()) {
470 addSubstitutionDiagnostic(Record,
471 ExprReq->Value.get<concepts::Requirement::SubstitutionDiagnostic *>());
472 } else
473 Record.AddStmt(ExprReq->Value.get<Expr *>());
474 if (ExprReq->getKind() == concepts::Requirement::RK_Compound) {
475 Record.AddSourceLocation(ExprReq->NoexceptLoc);
476 const auto &RetReq = ExprReq->getReturnTypeRequirement();
477 if (RetReq.isSubstitutionFailure()) {
478 Record.push_back(2);
479 addSubstitutionDiagnostic(Record, RetReq.getSubstitutionDiagnostic());
480 } else if (RetReq.isTypeConstraint()) {
481 Record.push_back(1);
482 Record.AddTemplateParameterList(
483 RetReq.getTypeConstraintTemplateParameterList());
484 if (ExprReq->Status >=
485 concepts::ExprRequirement::SS_ConstraintsNotSatisfied)
486 Record.AddStmt(
487 ExprReq->getReturnTypeRequirementSubstitutedConstraintExpr());
488 } else {
489 assert(RetReq.isEmpty());
490 Record.push_back(0);
491 }
492 }
493 } else {
494 auto *NestedReq = cast<concepts::NestedRequirement>(R);
495 Record.push_back(concepts::Requirement::RK_Nested);
496 Record.push_back(NestedReq->isSubstitutionFailure());
497 if (NestedReq->isSubstitutionFailure()){
498 addSubstitutionDiagnostic(Record,
499 NestedReq->getSubstitutionDiagnostic());
500 } else {
501 Record.AddStmt(NestedReq->Value.get<Expr *>());
502 if (!NestedReq->isDependent())
503 addConstraintSatisfaction(Record, *NestedReq->Satisfaction);
504 }
505 }
506 }
507 Record.AddSourceLocation(E->getEndLoc());
508
509 Code = serialization::EXPR_REQUIRES;
510 }
511
512
VisitCapturedStmt(CapturedStmt * S)513 void ASTStmtWriter::VisitCapturedStmt(CapturedStmt *S) {
514 VisitStmt(S);
515 // NumCaptures
516 Record.push_back(std::distance(S->capture_begin(), S->capture_end()));
517
518 // CapturedDecl and captured region kind
519 Record.AddDeclRef(S->getCapturedDecl());
520 Record.push_back(S->getCapturedRegionKind());
521
522 Record.AddDeclRef(S->getCapturedRecordDecl());
523
524 // Capture inits
525 for (auto *I : S->capture_inits())
526 Record.AddStmt(I);
527
528 // Body
529 Record.AddStmt(S->getCapturedStmt());
530
531 // Captures
532 for (const auto &I : S->captures()) {
533 if (I.capturesThis() || I.capturesVariableArrayType())
534 Record.AddDeclRef(nullptr);
535 else
536 Record.AddDeclRef(I.getCapturedVar());
537 Record.push_back(I.getCaptureKind());
538 Record.AddSourceLocation(I.getLocation());
539 }
540
541 Code = serialization::STMT_CAPTURED;
542 }
543
VisitExpr(Expr * E)544 void ASTStmtWriter::VisitExpr(Expr *E) {
545 VisitStmt(E);
546 Record.AddTypeRef(E->getType());
547 Record.push_back(E->isTypeDependent());
548 Record.push_back(E->isValueDependent());
549 Record.push_back(E->isInstantiationDependent());
550 Record.push_back(E->containsUnexpandedParameterPack());
551 Record.push_back(E->containsErrors());
552 Record.push_back(E->getValueKind());
553 Record.push_back(E->getObjectKind());
554 }
555
VisitConstantExpr(ConstantExpr * E)556 void ASTStmtWriter::VisitConstantExpr(ConstantExpr *E) {
557 VisitExpr(E);
558 Record.push_back(E->ConstantExprBits.ResultKind);
559
560 Record.push_back(E->ConstantExprBits.APValueKind);
561 Record.push_back(E->ConstantExprBits.IsUnsigned);
562 Record.push_back(E->ConstantExprBits.BitWidth);
563 // HasCleanup not serialized since we can just query the APValue.
564 Record.push_back(E->ConstantExprBits.IsImmediateInvocation);
565
566 switch (E->ConstantExprBits.ResultKind) {
567 case ConstantExpr::RSK_None:
568 break;
569 case ConstantExpr::RSK_Int64:
570 Record.push_back(E->Int64Result());
571 break;
572 case ConstantExpr::RSK_APValue:
573 Record.AddAPValue(E->APValueResult());
574 break;
575 default:
576 llvm_unreachable("unexpected ResultKind!");
577 }
578
579 Record.AddStmt(E->getSubExpr());
580 Code = serialization::EXPR_CONSTANT;
581 }
582
VisitSYCLUniqueStableNameExpr(SYCLUniqueStableNameExpr * E)583 void ASTStmtWriter::VisitSYCLUniqueStableNameExpr(SYCLUniqueStableNameExpr *E) {
584 VisitExpr(E);
585
586 Record.AddSourceLocation(E->getLocation());
587 Record.AddSourceLocation(E->getLParenLocation());
588 Record.AddSourceLocation(E->getRParenLocation());
589 Record.AddTypeSourceInfo(E->getTypeSourceInfo());
590
591 Code = serialization::EXPR_SYCL_UNIQUE_STABLE_NAME;
592 }
593
VisitPredefinedExpr(PredefinedExpr * E)594 void ASTStmtWriter::VisitPredefinedExpr(PredefinedExpr *E) {
595 VisitExpr(E);
596
597 bool HasFunctionName = E->getFunctionName() != nullptr;
598 Record.push_back(HasFunctionName);
599 Record.push_back(E->getIdentKind()); // FIXME: stable encoding
600 Record.AddSourceLocation(E->getLocation());
601 if (HasFunctionName)
602 Record.AddStmt(E->getFunctionName());
603 Code = serialization::EXPR_PREDEFINED;
604 }
605
VisitDeclRefExpr(DeclRefExpr * E)606 void ASTStmtWriter::VisitDeclRefExpr(DeclRefExpr *E) {
607 VisitExpr(E);
608
609 Record.push_back(E->hasQualifier());
610 Record.push_back(E->getDecl() != E->getFoundDecl());
611 Record.push_back(E->hasTemplateKWAndArgsInfo());
612 Record.push_back(E->hadMultipleCandidates());
613 Record.push_back(E->refersToEnclosingVariableOrCapture());
614 Record.push_back(E->isNonOdrUse());
615
616 if (E->hasTemplateKWAndArgsInfo()) {
617 unsigned NumTemplateArgs = E->getNumTemplateArgs();
618 Record.push_back(NumTemplateArgs);
619 }
620
621 DeclarationName::NameKind nk = (E->getDecl()->getDeclName().getNameKind());
622
623 if ((!E->hasTemplateKWAndArgsInfo()) && (!E->hasQualifier()) &&
624 (E->getDecl() == E->getFoundDecl()) &&
625 nk == DeclarationName::Identifier &&
626 !E->refersToEnclosingVariableOrCapture() && !E->isNonOdrUse()) {
627 AbbrevToUse = Writer.getDeclRefExprAbbrev();
628 }
629
630 if (E->hasQualifier())
631 Record.AddNestedNameSpecifierLoc(E->getQualifierLoc());
632
633 if (E->getDecl() != E->getFoundDecl())
634 Record.AddDeclRef(E->getFoundDecl());
635
636 if (E->hasTemplateKWAndArgsInfo())
637 AddTemplateKWAndArgsInfo(*E->getTrailingObjects<ASTTemplateKWAndArgsInfo>(),
638 E->getTrailingObjects<TemplateArgumentLoc>());
639
640 Record.AddDeclRef(E->getDecl());
641 Record.AddSourceLocation(E->getLocation());
642 Record.AddDeclarationNameLoc(E->DNLoc, E->getDecl()->getDeclName());
643 Code = serialization::EXPR_DECL_REF;
644 }
645
VisitIntegerLiteral(IntegerLiteral * E)646 void ASTStmtWriter::VisitIntegerLiteral(IntegerLiteral *E) {
647 VisitExpr(E);
648 Record.AddSourceLocation(E->getLocation());
649 Record.AddAPInt(E->getValue());
650
651 if (E->getValue().getBitWidth() == 32) {
652 AbbrevToUse = Writer.getIntegerLiteralAbbrev();
653 }
654
655 Code = serialization::EXPR_INTEGER_LITERAL;
656 }
657
VisitFixedPointLiteral(FixedPointLiteral * E)658 void ASTStmtWriter::VisitFixedPointLiteral(FixedPointLiteral *E) {
659 VisitExpr(E);
660 Record.AddSourceLocation(E->getLocation());
661 Record.push_back(E->getScale());
662 Record.AddAPInt(E->getValue());
663 Code = serialization::EXPR_FIXEDPOINT_LITERAL;
664 }
665
VisitFloatingLiteral(FloatingLiteral * E)666 void ASTStmtWriter::VisitFloatingLiteral(FloatingLiteral *E) {
667 VisitExpr(E);
668 Record.push_back(E->getRawSemantics());
669 Record.push_back(E->isExact());
670 Record.AddAPFloat(E->getValue());
671 Record.AddSourceLocation(E->getLocation());
672 Code = serialization::EXPR_FLOATING_LITERAL;
673 }
674
VisitImaginaryLiteral(ImaginaryLiteral * E)675 void ASTStmtWriter::VisitImaginaryLiteral(ImaginaryLiteral *E) {
676 VisitExpr(E);
677 Record.AddStmt(E->getSubExpr());
678 Code = serialization::EXPR_IMAGINARY_LITERAL;
679 }
680
VisitStringLiteral(StringLiteral * E)681 void ASTStmtWriter::VisitStringLiteral(StringLiteral *E) {
682 VisitExpr(E);
683
684 // Store the various bits of data of StringLiteral.
685 Record.push_back(E->getNumConcatenated());
686 Record.push_back(E->getLength());
687 Record.push_back(E->getCharByteWidth());
688 Record.push_back(E->getKind());
689 Record.push_back(E->isPascal());
690
691 // Store the trailing array of SourceLocation.
692 for (unsigned I = 0, N = E->getNumConcatenated(); I != N; ++I)
693 Record.AddSourceLocation(E->getStrTokenLoc(I));
694
695 // Store the trailing array of char holding the string data.
696 StringRef StrData = E->getBytes();
697 for (unsigned I = 0, N = E->getByteLength(); I != N; ++I)
698 Record.push_back(StrData[I]);
699
700 Code = serialization::EXPR_STRING_LITERAL;
701 }
702
VisitCharacterLiteral(CharacterLiteral * E)703 void ASTStmtWriter::VisitCharacterLiteral(CharacterLiteral *E) {
704 VisitExpr(E);
705 Record.push_back(E->getValue());
706 Record.AddSourceLocation(E->getLocation());
707 Record.push_back(E->getKind());
708
709 AbbrevToUse = Writer.getCharacterLiteralAbbrev();
710
711 Code = serialization::EXPR_CHARACTER_LITERAL;
712 }
713
VisitParenExpr(ParenExpr * E)714 void ASTStmtWriter::VisitParenExpr(ParenExpr *E) {
715 VisitExpr(E);
716 Record.AddSourceLocation(E->getLParen());
717 Record.AddSourceLocation(E->getRParen());
718 Record.AddStmt(E->getSubExpr());
719 Code = serialization::EXPR_PAREN;
720 }
721
VisitParenListExpr(ParenListExpr * E)722 void ASTStmtWriter::VisitParenListExpr(ParenListExpr *E) {
723 VisitExpr(E);
724 Record.push_back(E->getNumExprs());
725 for (auto *SubStmt : E->exprs())
726 Record.AddStmt(SubStmt);
727 Record.AddSourceLocation(E->getLParenLoc());
728 Record.AddSourceLocation(E->getRParenLoc());
729 Code = serialization::EXPR_PAREN_LIST;
730 }
731
VisitUnaryOperator(UnaryOperator * E)732 void ASTStmtWriter::VisitUnaryOperator(UnaryOperator *E) {
733 VisitExpr(E);
734 bool HasFPFeatures = E->hasStoredFPFeatures();
735 // Write this first for easy access when deserializing, as they affect the
736 // size of the UnaryOperator.
737 Record.push_back(HasFPFeatures);
738 Record.AddStmt(E->getSubExpr());
739 Record.push_back(E->getOpcode()); // FIXME: stable encoding
740 Record.AddSourceLocation(E->getOperatorLoc());
741 Record.push_back(E->canOverflow());
742 if (HasFPFeatures)
743 Record.push_back(E->getStoredFPFeatures().getAsOpaqueInt());
744 Code = serialization::EXPR_UNARY_OPERATOR;
745 }
746
VisitOffsetOfExpr(OffsetOfExpr * E)747 void ASTStmtWriter::VisitOffsetOfExpr(OffsetOfExpr *E) {
748 VisitExpr(E);
749 Record.push_back(E->getNumComponents());
750 Record.push_back(E->getNumExpressions());
751 Record.AddSourceLocation(E->getOperatorLoc());
752 Record.AddSourceLocation(E->getRParenLoc());
753 Record.AddTypeSourceInfo(E->getTypeSourceInfo());
754 for (unsigned I = 0, N = E->getNumComponents(); I != N; ++I) {
755 const OffsetOfNode &ON = E->getComponent(I);
756 Record.push_back(ON.getKind()); // FIXME: Stable encoding
757 Record.AddSourceLocation(ON.getSourceRange().getBegin());
758 Record.AddSourceLocation(ON.getSourceRange().getEnd());
759 switch (ON.getKind()) {
760 case OffsetOfNode::Array:
761 Record.push_back(ON.getArrayExprIndex());
762 break;
763
764 case OffsetOfNode::Field:
765 Record.AddDeclRef(ON.getField());
766 break;
767
768 case OffsetOfNode::Identifier:
769 Record.AddIdentifierRef(ON.getFieldName());
770 break;
771
772 case OffsetOfNode::Base:
773 Record.AddCXXBaseSpecifier(*ON.getBase());
774 break;
775 }
776 }
777 for (unsigned I = 0, N = E->getNumExpressions(); I != N; ++I)
778 Record.AddStmt(E->getIndexExpr(I));
779 Code = serialization::EXPR_OFFSETOF;
780 }
781
VisitUnaryExprOrTypeTraitExpr(UnaryExprOrTypeTraitExpr * E)782 void ASTStmtWriter::VisitUnaryExprOrTypeTraitExpr(UnaryExprOrTypeTraitExpr *E) {
783 VisitExpr(E);
784 Record.push_back(E->getKind());
785 if (E->isArgumentType())
786 Record.AddTypeSourceInfo(E->getArgumentTypeInfo());
787 else {
788 Record.push_back(0);
789 Record.AddStmt(E->getArgumentExpr());
790 }
791 Record.AddSourceLocation(E->getOperatorLoc());
792 Record.AddSourceLocation(E->getRParenLoc());
793 Code = serialization::EXPR_SIZEOF_ALIGN_OF;
794 }
795
VisitArraySubscriptExpr(ArraySubscriptExpr * E)796 void ASTStmtWriter::VisitArraySubscriptExpr(ArraySubscriptExpr *E) {
797 VisitExpr(E);
798 Record.AddStmt(E->getLHS());
799 Record.AddStmt(E->getRHS());
800 Record.AddSourceLocation(E->getRBracketLoc());
801 Code = serialization::EXPR_ARRAY_SUBSCRIPT;
802 }
803
VisitMatrixSubscriptExpr(MatrixSubscriptExpr * E)804 void ASTStmtWriter::VisitMatrixSubscriptExpr(MatrixSubscriptExpr *E) {
805 VisitExpr(E);
806 Record.AddStmt(E->getBase());
807 Record.AddStmt(E->getRowIdx());
808 Record.AddStmt(E->getColumnIdx());
809 Record.AddSourceLocation(E->getRBracketLoc());
810 Code = serialization::EXPR_ARRAY_SUBSCRIPT;
811 }
812
VisitOMPArraySectionExpr(OMPArraySectionExpr * E)813 void ASTStmtWriter::VisitOMPArraySectionExpr(OMPArraySectionExpr *E) {
814 VisitExpr(E);
815 Record.AddStmt(E->getBase());
816 Record.AddStmt(E->getLowerBound());
817 Record.AddStmt(E->getLength());
818 Record.AddStmt(E->getStride());
819 Record.AddSourceLocation(E->getColonLocFirst());
820 Record.AddSourceLocation(E->getColonLocSecond());
821 Record.AddSourceLocation(E->getRBracketLoc());
822 Code = serialization::EXPR_OMP_ARRAY_SECTION;
823 }
824
VisitOMPArrayShapingExpr(OMPArrayShapingExpr * E)825 void ASTStmtWriter::VisitOMPArrayShapingExpr(OMPArrayShapingExpr *E) {
826 VisitExpr(E);
827 Record.push_back(E->getDimensions().size());
828 Record.AddStmt(E->getBase());
829 for (Expr *Dim : E->getDimensions())
830 Record.AddStmt(Dim);
831 for (SourceRange SR : E->getBracketsRanges())
832 Record.AddSourceRange(SR);
833 Record.AddSourceLocation(E->getLParenLoc());
834 Record.AddSourceLocation(E->getRParenLoc());
835 Code = serialization::EXPR_OMP_ARRAY_SHAPING;
836 }
837
VisitOMPIteratorExpr(OMPIteratorExpr * E)838 void ASTStmtWriter::VisitOMPIteratorExpr(OMPIteratorExpr *E) {
839 VisitExpr(E);
840 Record.push_back(E->numOfIterators());
841 Record.AddSourceLocation(E->getIteratorKwLoc());
842 Record.AddSourceLocation(E->getLParenLoc());
843 Record.AddSourceLocation(E->getRParenLoc());
844 for (unsigned I = 0, End = E->numOfIterators(); I < End; ++I) {
845 Record.AddDeclRef(E->getIteratorDecl(I));
846 Record.AddSourceLocation(E->getAssignLoc(I));
847 OMPIteratorExpr::IteratorRange Range = E->getIteratorRange(I);
848 Record.AddStmt(Range.Begin);
849 Record.AddStmt(Range.End);
850 Record.AddStmt(Range.Step);
851 Record.AddSourceLocation(E->getColonLoc(I));
852 if (Range.Step)
853 Record.AddSourceLocation(E->getSecondColonLoc(I));
854 // Serialize helpers
855 OMPIteratorHelperData &HD = E->getHelper(I);
856 Record.AddDeclRef(HD.CounterVD);
857 Record.AddStmt(HD.Upper);
858 Record.AddStmt(HD.Update);
859 Record.AddStmt(HD.CounterUpdate);
860 }
861 Code = serialization::EXPR_OMP_ITERATOR;
862 }
863
VisitCallExpr(CallExpr * E)864 void ASTStmtWriter::VisitCallExpr(CallExpr *E) {
865 VisitExpr(E);
866 Record.push_back(E->getNumArgs());
867 Record.push_back(E->hasStoredFPFeatures());
868 Record.AddSourceLocation(E->getRParenLoc());
869 Record.AddStmt(E->getCallee());
870 for (CallExpr::arg_iterator Arg = E->arg_begin(), ArgEnd = E->arg_end();
871 Arg != ArgEnd; ++Arg)
872 Record.AddStmt(*Arg);
873 Record.push_back(static_cast<unsigned>(E->getADLCallKind()));
874 if (E->hasStoredFPFeatures())
875 Record.push_back(E->getFPFeatures().getAsOpaqueInt());
876 Code = serialization::EXPR_CALL;
877 }
878
VisitRecoveryExpr(RecoveryExpr * E)879 void ASTStmtWriter::VisitRecoveryExpr(RecoveryExpr *E) {
880 VisitExpr(E);
881 Record.push_back(std::distance(E->children().begin(), E->children().end()));
882 Record.AddSourceLocation(E->getBeginLoc());
883 Record.AddSourceLocation(E->getEndLoc());
884 for (Stmt *Child : E->children())
885 Record.AddStmt(Child);
886 Code = serialization::EXPR_RECOVERY;
887 }
888
VisitMemberExpr(MemberExpr * E)889 void ASTStmtWriter::VisitMemberExpr(MemberExpr *E) {
890 VisitExpr(E);
891
892 bool HasQualifier = E->hasQualifier();
893 bool HasFoundDecl =
894 E->hasQualifierOrFoundDecl() &&
895 (E->getFoundDecl().getDecl() != E->getMemberDecl() ||
896 E->getFoundDecl().getAccess() != E->getMemberDecl()->getAccess());
897 bool HasTemplateInfo = E->hasTemplateKWAndArgsInfo();
898 unsigned NumTemplateArgs = E->getNumTemplateArgs();
899
900 // Write these first for easy access when deserializing, as they affect the
901 // size of the MemberExpr.
902 Record.push_back(HasQualifier);
903 Record.push_back(HasFoundDecl);
904 Record.push_back(HasTemplateInfo);
905 Record.push_back(NumTemplateArgs);
906
907 Record.AddStmt(E->getBase());
908 Record.AddDeclRef(E->getMemberDecl());
909 Record.AddDeclarationNameLoc(E->MemberDNLoc,
910 E->getMemberDecl()->getDeclName());
911 Record.AddSourceLocation(E->getMemberLoc());
912 Record.push_back(E->isArrow());
913 Record.push_back(E->hadMultipleCandidates());
914 Record.push_back(E->isNonOdrUse());
915 Record.AddSourceLocation(E->getOperatorLoc());
916
917 if (HasFoundDecl) {
918 DeclAccessPair FoundDecl = E->getFoundDecl();
919 Record.AddDeclRef(FoundDecl.getDecl());
920 Record.push_back(FoundDecl.getAccess());
921 }
922
923 if (HasQualifier)
924 Record.AddNestedNameSpecifierLoc(E->getQualifierLoc());
925
926 if (HasTemplateInfo)
927 AddTemplateKWAndArgsInfo(*E->getTrailingObjects<ASTTemplateKWAndArgsInfo>(),
928 E->getTrailingObjects<TemplateArgumentLoc>());
929
930 Code = serialization::EXPR_MEMBER;
931 }
932
VisitObjCIsaExpr(ObjCIsaExpr * E)933 void ASTStmtWriter::VisitObjCIsaExpr(ObjCIsaExpr *E) {
934 VisitExpr(E);
935 Record.AddStmt(E->getBase());
936 Record.AddSourceLocation(E->getIsaMemberLoc());
937 Record.AddSourceLocation(E->getOpLoc());
938 Record.push_back(E->isArrow());
939 Code = serialization::EXPR_OBJC_ISA;
940 }
941
942 void ASTStmtWriter::
VisitObjCIndirectCopyRestoreExpr(ObjCIndirectCopyRestoreExpr * E)943 VisitObjCIndirectCopyRestoreExpr(ObjCIndirectCopyRestoreExpr *E) {
944 VisitExpr(E);
945 Record.AddStmt(E->getSubExpr());
946 Record.push_back(E->shouldCopy());
947 Code = serialization::EXPR_OBJC_INDIRECT_COPY_RESTORE;
948 }
949
VisitObjCBridgedCastExpr(ObjCBridgedCastExpr * E)950 void ASTStmtWriter::VisitObjCBridgedCastExpr(ObjCBridgedCastExpr *E) {
951 VisitExplicitCastExpr(E);
952 Record.AddSourceLocation(E->getLParenLoc());
953 Record.AddSourceLocation(E->getBridgeKeywordLoc());
954 Record.push_back(E->getBridgeKind()); // FIXME: Stable encoding
955 Code = serialization::EXPR_OBJC_BRIDGED_CAST;
956 }
957
VisitCastExpr(CastExpr * E)958 void ASTStmtWriter::VisitCastExpr(CastExpr *E) {
959 VisitExpr(E);
960 Record.push_back(E->path_size());
961 Record.push_back(E->hasStoredFPFeatures());
962 Record.AddStmt(E->getSubExpr());
963 Record.push_back(E->getCastKind()); // FIXME: stable encoding
964
965 for (CastExpr::path_iterator
966 PI = E->path_begin(), PE = E->path_end(); PI != PE; ++PI)
967 Record.AddCXXBaseSpecifier(**PI);
968
969 if (E->hasStoredFPFeatures())
970 Record.push_back(E->getFPFeatures().getAsOpaqueInt());
971 }
972
VisitBinaryOperator(BinaryOperator * E)973 void ASTStmtWriter::VisitBinaryOperator(BinaryOperator *E) {
974 VisitExpr(E);
975 bool HasFPFeatures = E->hasStoredFPFeatures();
976 // Write this first for easy access when deserializing, as they affect the
977 // size of the UnaryOperator.
978 Record.push_back(HasFPFeatures);
979 Record.push_back(E->getOpcode()); // FIXME: stable encoding
980 Record.AddStmt(E->getLHS());
981 Record.AddStmt(E->getRHS());
982 Record.AddSourceLocation(E->getOperatorLoc());
983 if (HasFPFeatures)
984 Record.push_back(E->getStoredFPFeatures().getAsOpaqueInt());
985 Code = serialization::EXPR_BINARY_OPERATOR;
986 }
987
VisitCompoundAssignOperator(CompoundAssignOperator * E)988 void ASTStmtWriter::VisitCompoundAssignOperator(CompoundAssignOperator *E) {
989 VisitBinaryOperator(E);
990 Record.AddTypeRef(E->getComputationLHSType());
991 Record.AddTypeRef(E->getComputationResultType());
992 Code = serialization::EXPR_COMPOUND_ASSIGN_OPERATOR;
993 }
994
VisitConditionalOperator(ConditionalOperator * E)995 void ASTStmtWriter::VisitConditionalOperator(ConditionalOperator *E) {
996 VisitExpr(E);
997 Record.AddStmt(E->getCond());
998 Record.AddStmt(E->getLHS());
999 Record.AddStmt(E->getRHS());
1000 Record.AddSourceLocation(E->getQuestionLoc());
1001 Record.AddSourceLocation(E->getColonLoc());
1002 Code = serialization::EXPR_CONDITIONAL_OPERATOR;
1003 }
1004
1005 void
VisitBinaryConditionalOperator(BinaryConditionalOperator * E)1006 ASTStmtWriter::VisitBinaryConditionalOperator(BinaryConditionalOperator *E) {
1007 VisitExpr(E);
1008 Record.AddStmt(E->getOpaqueValue());
1009 Record.AddStmt(E->getCommon());
1010 Record.AddStmt(E->getCond());
1011 Record.AddStmt(E->getTrueExpr());
1012 Record.AddStmt(E->getFalseExpr());
1013 Record.AddSourceLocation(E->getQuestionLoc());
1014 Record.AddSourceLocation(E->getColonLoc());
1015 Code = serialization::EXPR_BINARY_CONDITIONAL_OPERATOR;
1016 }
1017
VisitImplicitCastExpr(ImplicitCastExpr * E)1018 void ASTStmtWriter::VisitImplicitCastExpr(ImplicitCastExpr *E) {
1019 VisitCastExpr(E);
1020 Record.push_back(E->isPartOfExplicitCast());
1021
1022 if (E->path_size() == 0 && !E->hasStoredFPFeatures())
1023 AbbrevToUse = Writer.getExprImplicitCastAbbrev();
1024
1025 Code = serialization::EXPR_IMPLICIT_CAST;
1026 }
1027
VisitExplicitCastExpr(ExplicitCastExpr * E)1028 void ASTStmtWriter::VisitExplicitCastExpr(ExplicitCastExpr *E) {
1029 VisitCastExpr(E);
1030 Record.AddTypeSourceInfo(E->getTypeInfoAsWritten());
1031 }
1032
VisitCStyleCastExpr(CStyleCastExpr * E)1033 void ASTStmtWriter::VisitCStyleCastExpr(CStyleCastExpr *E) {
1034 VisitExplicitCastExpr(E);
1035 Record.AddSourceLocation(E->getLParenLoc());
1036 Record.AddSourceLocation(E->getRParenLoc());
1037 Code = serialization::EXPR_CSTYLE_CAST;
1038 }
1039
VisitCompoundLiteralExpr(CompoundLiteralExpr * E)1040 void ASTStmtWriter::VisitCompoundLiteralExpr(CompoundLiteralExpr *E) {
1041 VisitExpr(E);
1042 Record.AddSourceLocation(E->getLParenLoc());
1043 Record.AddTypeSourceInfo(E->getTypeSourceInfo());
1044 Record.AddStmt(E->getInitializer());
1045 Record.push_back(E->isFileScope());
1046 Code = serialization::EXPR_COMPOUND_LITERAL;
1047 }
1048
VisitExtVectorElementExpr(ExtVectorElementExpr * E)1049 void ASTStmtWriter::VisitExtVectorElementExpr(ExtVectorElementExpr *E) {
1050 VisitExpr(E);
1051 Record.AddStmt(E->getBase());
1052 Record.AddIdentifierRef(&E->getAccessor());
1053 Record.AddSourceLocation(E->getAccessorLoc());
1054 Code = serialization::EXPR_EXT_VECTOR_ELEMENT;
1055 }
1056
VisitInitListExpr(InitListExpr * E)1057 void ASTStmtWriter::VisitInitListExpr(InitListExpr *E) {
1058 VisitExpr(E);
1059 // NOTE: only add the (possibly null) syntactic form.
1060 // No need to serialize the isSemanticForm flag and the semantic form.
1061 Record.AddStmt(E->getSyntacticForm());
1062 Record.AddSourceLocation(E->getLBraceLoc());
1063 Record.AddSourceLocation(E->getRBraceLoc());
1064 bool isArrayFiller = E->ArrayFillerOrUnionFieldInit.is<Expr*>();
1065 Record.push_back(isArrayFiller);
1066 if (isArrayFiller)
1067 Record.AddStmt(E->getArrayFiller());
1068 else
1069 Record.AddDeclRef(E->getInitializedFieldInUnion());
1070 Record.push_back(E->hadArrayRangeDesignator());
1071 Record.push_back(E->getNumInits());
1072 if (isArrayFiller) {
1073 // ArrayFiller may have filled "holes" due to designated initializer.
1074 // Replace them by 0 to indicate that the filler goes in that place.
1075 Expr *filler = E->getArrayFiller();
1076 for (unsigned I = 0, N = E->getNumInits(); I != N; ++I)
1077 Record.AddStmt(E->getInit(I) != filler ? E->getInit(I) : nullptr);
1078 } else {
1079 for (unsigned I = 0, N = E->getNumInits(); I != N; ++I)
1080 Record.AddStmt(E->getInit(I));
1081 }
1082 Code = serialization::EXPR_INIT_LIST;
1083 }
1084
VisitDesignatedInitExpr(DesignatedInitExpr * E)1085 void ASTStmtWriter::VisitDesignatedInitExpr(DesignatedInitExpr *E) {
1086 VisitExpr(E);
1087 Record.push_back(E->getNumSubExprs());
1088 for (unsigned I = 0, N = E->getNumSubExprs(); I != N; ++I)
1089 Record.AddStmt(E->getSubExpr(I));
1090 Record.AddSourceLocation(E->getEqualOrColonLoc());
1091 Record.push_back(E->usesGNUSyntax());
1092 for (const DesignatedInitExpr::Designator &D : E->designators()) {
1093 if (D.isFieldDesignator()) {
1094 if (FieldDecl *Field = D.getField()) {
1095 Record.push_back(serialization::DESIG_FIELD_DECL);
1096 Record.AddDeclRef(Field);
1097 } else {
1098 Record.push_back(serialization::DESIG_FIELD_NAME);
1099 Record.AddIdentifierRef(D.getFieldName());
1100 }
1101 Record.AddSourceLocation(D.getDotLoc());
1102 Record.AddSourceLocation(D.getFieldLoc());
1103 } else if (D.isArrayDesignator()) {
1104 Record.push_back(serialization::DESIG_ARRAY);
1105 Record.push_back(D.getFirstExprIndex());
1106 Record.AddSourceLocation(D.getLBracketLoc());
1107 Record.AddSourceLocation(D.getRBracketLoc());
1108 } else {
1109 assert(D.isArrayRangeDesignator() && "Unknown designator");
1110 Record.push_back(serialization::DESIG_ARRAY_RANGE);
1111 Record.push_back(D.getFirstExprIndex());
1112 Record.AddSourceLocation(D.getLBracketLoc());
1113 Record.AddSourceLocation(D.getEllipsisLoc());
1114 Record.AddSourceLocation(D.getRBracketLoc());
1115 }
1116 }
1117 Code = serialization::EXPR_DESIGNATED_INIT;
1118 }
1119
VisitDesignatedInitUpdateExpr(DesignatedInitUpdateExpr * E)1120 void ASTStmtWriter::VisitDesignatedInitUpdateExpr(DesignatedInitUpdateExpr *E) {
1121 VisitExpr(E);
1122 Record.AddStmt(E->getBase());
1123 Record.AddStmt(E->getUpdater());
1124 Code = serialization::EXPR_DESIGNATED_INIT_UPDATE;
1125 }
1126
VisitNoInitExpr(NoInitExpr * E)1127 void ASTStmtWriter::VisitNoInitExpr(NoInitExpr *E) {
1128 VisitExpr(E);
1129 Code = serialization::EXPR_NO_INIT;
1130 }
1131
VisitArrayInitLoopExpr(ArrayInitLoopExpr * E)1132 void ASTStmtWriter::VisitArrayInitLoopExpr(ArrayInitLoopExpr *E) {
1133 VisitExpr(E);
1134 Record.AddStmt(E->SubExprs[0]);
1135 Record.AddStmt(E->SubExprs[1]);
1136 Code = serialization::EXPR_ARRAY_INIT_LOOP;
1137 }
1138
VisitArrayInitIndexExpr(ArrayInitIndexExpr * E)1139 void ASTStmtWriter::VisitArrayInitIndexExpr(ArrayInitIndexExpr *E) {
1140 VisitExpr(E);
1141 Code = serialization::EXPR_ARRAY_INIT_INDEX;
1142 }
1143
VisitImplicitValueInitExpr(ImplicitValueInitExpr * E)1144 void ASTStmtWriter::VisitImplicitValueInitExpr(ImplicitValueInitExpr *E) {
1145 VisitExpr(E);
1146 Code = serialization::EXPR_IMPLICIT_VALUE_INIT;
1147 }
1148
VisitVAArgExpr(VAArgExpr * E)1149 void ASTStmtWriter::VisitVAArgExpr(VAArgExpr *E) {
1150 VisitExpr(E);
1151 Record.AddStmt(E->getSubExpr());
1152 Record.AddTypeSourceInfo(E->getWrittenTypeInfo());
1153 Record.AddSourceLocation(E->getBuiltinLoc());
1154 Record.AddSourceLocation(E->getRParenLoc());
1155 Record.push_back(E->isMicrosoftABI());
1156 Code = serialization::EXPR_VA_ARG;
1157 }
1158
VisitSourceLocExpr(SourceLocExpr * E)1159 void ASTStmtWriter::VisitSourceLocExpr(SourceLocExpr *E) {
1160 VisitExpr(E);
1161 Record.AddDeclRef(cast_or_null<Decl>(E->getParentContext()));
1162 Record.AddSourceLocation(E->getBeginLoc());
1163 Record.AddSourceLocation(E->getEndLoc());
1164 Record.push_back(E->getIdentKind());
1165 Code = serialization::EXPR_SOURCE_LOC;
1166 }
1167
VisitAddrLabelExpr(AddrLabelExpr * E)1168 void ASTStmtWriter::VisitAddrLabelExpr(AddrLabelExpr *E) {
1169 VisitExpr(E);
1170 Record.AddSourceLocation(E->getAmpAmpLoc());
1171 Record.AddSourceLocation(E->getLabelLoc());
1172 Record.AddDeclRef(E->getLabel());
1173 Code = serialization::EXPR_ADDR_LABEL;
1174 }
1175
VisitStmtExpr(StmtExpr * E)1176 void ASTStmtWriter::VisitStmtExpr(StmtExpr *E) {
1177 VisitExpr(E);
1178 Record.AddStmt(E->getSubStmt());
1179 Record.AddSourceLocation(E->getLParenLoc());
1180 Record.AddSourceLocation(E->getRParenLoc());
1181 Record.push_back(E->getTemplateDepth());
1182 Code = serialization::EXPR_STMT;
1183 }
1184
VisitChooseExpr(ChooseExpr * E)1185 void ASTStmtWriter::VisitChooseExpr(ChooseExpr *E) {
1186 VisitExpr(E);
1187 Record.AddStmt(E->getCond());
1188 Record.AddStmt(E->getLHS());
1189 Record.AddStmt(E->getRHS());
1190 Record.AddSourceLocation(E->getBuiltinLoc());
1191 Record.AddSourceLocation(E->getRParenLoc());
1192 Record.push_back(E->isConditionDependent() ? false : E->isConditionTrue());
1193 Code = serialization::EXPR_CHOOSE;
1194 }
1195
VisitGNUNullExpr(GNUNullExpr * E)1196 void ASTStmtWriter::VisitGNUNullExpr(GNUNullExpr *E) {
1197 VisitExpr(E);
1198 Record.AddSourceLocation(E->getTokenLocation());
1199 Code = serialization::EXPR_GNU_NULL;
1200 }
1201
VisitShuffleVectorExpr(ShuffleVectorExpr * E)1202 void ASTStmtWriter::VisitShuffleVectorExpr(ShuffleVectorExpr *E) {
1203 VisitExpr(E);
1204 Record.push_back(E->getNumSubExprs());
1205 for (unsigned I = 0, N = E->getNumSubExprs(); I != N; ++I)
1206 Record.AddStmt(E->getExpr(I));
1207 Record.AddSourceLocation(E->getBuiltinLoc());
1208 Record.AddSourceLocation(E->getRParenLoc());
1209 Code = serialization::EXPR_SHUFFLE_VECTOR;
1210 }
1211
VisitConvertVectorExpr(ConvertVectorExpr * E)1212 void ASTStmtWriter::VisitConvertVectorExpr(ConvertVectorExpr *E) {
1213 VisitExpr(E);
1214 Record.AddSourceLocation(E->getBuiltinLoc());
1215 Record.AddSourceLocation(E->getRParenLoc());
1216 Record.AddTypeSourceInfo(E->getTypeSourceInfo());
1217 Record.AddStmt(E->getSrcExpr());
1218 Code = serialization::EXPR_CONVERT_VECTOR;
1219 }
1220
VisitBlockExpr(BlockExpr * E)1221 void ASTStmtWriter::VisitBlockExpr(BlockExpr *E) {
1222 VisitExpr(E);
1223 Record.AddDeclRef(E->getBlockDecl());
1224 Code = serialization::EXPR_BLOCK;
1225 }
1226
VisitGenericSelectionExpr(GenericSelectionExpr * E)1227 void ASTStmtWriter::VisitGenericSelectionExpr(GenericSelectionExpr *E) {
1228 VisitExpr(E);
1229
1230 Record.push_back(E->getNumAssocs());
1231 Record.push_back(E->ResultIndex);
1232 Record.AddSourceLocation(E->getGenericLoc());
1233 Record.AddSourceLocation(E->getDefaultLoc());
1234 Record.AddSourceLocation(E->getRParenLoc());
1235
1236 Stmt **Stmts = E->getTrailingObjects<Stmt *>();
1237 // Add 1 to account for the controlling expression which is the first
1238 // expression in the trailing array of Stmt *. This is not needed for
1239 // the trailing array of TypeSourceInfo *.
1240 for (unsigned I = 0, N = E->getNumAssocs() + 1; I < N; ++I)
1241 Record.AddStmt(Stmts[I]);
1242
1243 TypeSourceInfo **TSIs = E->getTrailingObjects<TypeSourceInfo *>();
1244 for (unsigned I = 0, N = E->getNumAssocs(); I < N; ++I)
1245 Record.AddTypeSourceInfo(TSIs[I]);
1246
1247 Code = serialization::EXPR_GENERIC_SELECTION;
1248 }
1249
VisitPseudoObjectExpr(PseudoObjectExpr * E)1250 void ASTStmtWriter::VisitPseudoObjectExpr(PseudoObjectExpr *E) {
1251 VisitExpr(E);
1252 Record.push_back(E->getNumSemanticExprs());
1253
1254 // Push the result index. Currently, this needs to exactly match
1255 // the encoding used internally for ResultIndex.
1256 unsigned result = E->getResultExprIndex();
1257 result = (result == PseudoObjectExpr::NoResult ? 0 : result + 1);
1258 Record.push_back(result);
1259
1260 Record.AddStmt(E->getSyntacticForm());
1261 for (PseudoObjectExpr::semantics_iterator
1262 i = E->semantics_begin(), e = E->semantics_end(); i != e; ++i) {
1263 Record.AddStmt(*i);
1264 }
1265 Code = serialization::EXPR_PSEUDO_OBJECT;
1266 }
1267
VisitAtomicExpr(AtomicExpr * E)1268 void ASTStmtWriter::VisitAtomicExpr(AtomicExpr *E) {
1269 VisitExpr(E);
1270 Record.push_back(E->getOp());
1271 for (unsigned I = 0, N = E->getNumSubExprs(); I != N; ++I)
1272 Record.AddStmt(E->getSubExprs()[I]);
1273 Record.AddSourceLocation(E->getBuiltinLoc());
1274 Record.AddSourceLocation(E->getRParenLoc());
1275 Code = serialization::EXPR_ATOMIC;
1276 }
1277
1278 //===----------------------------------------------------------------------===//
1279 // Objective-C Expressions and Statements.
1280 //===----------------------------------------------------------------------===//
1281
VisitObjCStringLiteral(ObjCStringLiteral * E)1282 void ASTStmtWriter::VisitObjCStringLiteral(ObjCStringLiteral *E) {
1283 VisitExpr(E);
1284 Record.AddStmt(E->getString());
1285 Record.AddSourceLocation(E->getAtLoc());
1286 Code = serialization::EXPR_OBJC_STRING_LITERAL;
1287 }
1288
VisitObjCBoxedExpr(ObjCBoxedExpr * E)1289 void ASTStmtWriter::VisitObjCBoxedExpr(ObjCBoxedExpr *E) {
1290 VisitExpr(E);
1291 Record.AddStmt(E->getSubExpr());
1292 Record.AddDeclRef(E->getBoxingMethod());
1293 Record.AddSourceRange(E->getSourceRange());
1294 Code = serialization::EXPR_OBJC_BOXED_EXPRESSION;
1295 }
1296
VisitObjCArrayLiteral(ObjCArrayLiteral * E)1297 void ASTStmtWriter::VisitObjCArrayLiteral(ObjCArrayLiteral *E) {
1298 VisitExpr(E);
1299 Record.push_back(E->getNumElements());
1300 for (unsigned i = 0; i < E->getNumElements(); i++)
1301 Record.AddStmt(E->getElement(i));
1302 Record.AddDeclRef(E->getArrayWithObjectsMethod());
1303 Record.AddSourceRange(E->getSourceRange());
1304 Code = serialization::EXPR_OBJC_ARRAY_LITERAL;
1305 }
1306
VisitObjCDictionaryLiteral(ObjCDictionaryLiteral * E)1307 void ASTStmtWriter::VisitObjCDictionaryLiteral(ObjCDictionaryLiteral *E) {
1308 VisitExpr(E);
1309 Record.push_back(E->getNumElements());
1310 Record.push_back(E->HasPackExpansions);
1311 for (unsigned i = 0; i < E->getNumElements(); i++) {
1312 ObjCDictionaryElement Element = E->getKeyValueElement(i);
1313 Record.AddStmt(Element.Key);
1314 Record.AddStmt(Element.Value);
1315 if (E->HasPackExpansions) {
1316 Record.AddSourceLocation(Element.EllipsisLoc);
1317 unsigned NumExpansions = 0;
1318 if (Element.NumExpansions)
1319 NumExpansions = *Element.NumExpansions + 1;
1320 Record.push_back(NumExpansions);
1321 }
1322 }
1323
1324 Record.AddDeclRef(E->getDictWithObjectsMethod());
1325 Record.AddSourceRange(E->getSourceRange());
1326 Code = serialization::EXPR_OBJC_DICTIONARY_LITERAL;
1327 }
1328
VisitObjCEncodeExpr(ObjCEncodeExpr * E)1329 void ASTStmtWriter::VisitObjCEncodeExpr(ObjCEncodeExpr *E) {
1330 VisitExpr(E);
1331 Record.AddTypeSourceInfo(E->getEncodedTypeSourceInfo());
1332 Record.AddSourceLocation(E->getAtLoc());
1333 Record.AddSourceLocation(E->getRParenLoc());
1334 Code = serialization::EXPR_OBJC_ENCODE;
1335 }
1336
VisitObjCSelectorExpr(ObjCSelectorExpr * E)1337 void ASTStmtWriter::VisitObjCSelectorExpr(ObjCSelectorExpr *E) {
1338 VisitExpr(E);
1339 Record.AddSelectorRef(E->getSelector());
1340 Record.AddSourceLocation(E->getAtLoc());
1341 Record.AddSourceLocation(E->getRParenLoc());
1342 Code = serialization::EXPR_OBJC_SELECTOR_EXPR;
1343 }
1344
VisitObjCProtocolExpr(ObjCProtocolExpr * E)1345 void ASTStmtWriter::VisitObjCProtocolExpr(ObjCProtocolExpr *E) {
1346 VisitExpr(E);
1347 Record.AddDeclRef(E->getProtocol());
1348 Record.AddSourceLocation(E->getAtLoc());
1349 Record.AddSourceLocation(E->ProtoLoc);
1350 Record.AddSourceLocation(E->getRParenLoc());
1351 Code = serialization::EXPR_OBJC_PROTOCOL_EXPR;
1352 }
1353
VisitObjCIvarRefExpr(ObjCIvarRefExpr * E)1354 void ASTStmtWriter::VisitObjCIvarRefExpr(ObjCIvarRefExpr *E) {
1355 VisitExpr(E);
1356 Record.AddDeclRef(E->getDecl());
1357 Record.AddSourceLocation(E->getLocation());
1358 Record.AddSourceLocation(E->getOpLoc());
1359 Record.AddStmt(E->getBase());
1360 Record.push_back(E->isArrow());
1361 Record.push_back(E->isFreeIvar());
1362 Code = serialization::EXPR_OBJC_IVAR_REF_EXPR;
1363 }
1364
VisitObjCPropertyRefExpr(ObjCPropertyRefExpr * E)1365 void ASTStmtWriter::VisitObjCPropertyRefExpr(ObjCPropertyRefExpr *E) {
1366 VisitExpr(E);
1367 Record.push_back(E->SetterAndMethodRefFlags.getInt());
1368 Record.push_back(E->isImplicitProperty());
1369 if (E->isImplicitProperty()) {
1370 Record.AddDeclRef(E->getImplicitPropertyGetter());
1371 Record.AddDeclRef(E->getImplicitPropertySetter());
1372 } else {
1373 Record.AddDeclRef(E->getExplicitProperty());
1374 }
1375 Record.AddSourceLocation(E->getLocation());
1376 Record.AddSourceLocation(E->getReceiverLocation());
1377 if (E->isObjectReceiver()) {
1378 Record.push_back(0);
1379 Record.AddStmt(E->getBase());
1380 } else if (E->isSuperReceiver()) {
1381 Record.push_back(1);
1382 Record.AddTypeRef(E->getSuperReceiverType());
1383 } else {
1384 Record.push_back(2);
1385 Record.AddDeclRef(E->getClassReceiver());
1386 }
1387
1388 Code = serialization::EXPR_OBJC_PROPERTY_REF_EXPR;
1389 }
1390
VisitObjCSubscriptRefExpr(ObjCSubscriptRefExpr * E)1391 void ASTStmtWriter::VisitObjCSubscriptRefExpr(ObjCSubscriptRefExpr *E) {
1392 VisitExpr(E);
1393 Record.AddSourceLocation(E->getRBracket());
1394 Record.AddStmt(E->getBaseExpr());
1395 Record.AddStmt(E->getKeyExpr());
1396 Record.AddDeclRef(E->getAtIndexMethodDecl());
1397 Record.AddDeclRef(E->setAtIndexMethodDecl());
1398
1399 Code = serialization::EXPR_OBJC_SUBSCRIPT_REF_EXPR;
1400 }
1401
VisitObjCMessageExpr(ObjCMessageExpr * E)1402 void ASTStmtWriter::VisitObjCMessageExpr(ObjCMessageExpr *E) {
1403 VisitExpr(E);
1404 Record.push_back(E->getNumArgs());
1405 Record.push_back(E->getNumStoredSelLocs());
1406 Record.push_back(E->SelLocsKind);
1407 Record.push_back(E->isDelegateInitCall());
1408 Record.push_back(E->IsImplicit);
1409 Record.push_back((unsigned)E->getReceiverKind()); // FIXME: stable encoding
1410 switch (E->getReceiverKind()) {
1411 case ObjCMessageExpr::Instance:
1412 Record.AddStmt(E->getInstanceReceiver());
1413 break;
1414
1415 case ObjCMessageExpr::Class:
1416 Record.AddTypeSourceInfo(E->getClassReceiverTypeInfo());
1417 break;
1418
1419 case ObjCMessageExpr::SuperClass:
1420 case ObjCMessageExpr::SuperInstance:
1421 Record.AddTypeRef(E->getSuperType());
1422 Record.AddSourceLocation(E->getSuperLoc());
1423 break;
1424 }
1425
1426 if (E->getMethodDecl()) {
1427 Record.push_back(1);
1428 Record.AddDeclRef(E->getMethodDecl());
1429 } else {
1430 Record.push_back(0);
1431 Record.AddSelectorRef(E->getSelector());
1432 }
1433
1434 Record.AddSourceLocation(E->getLeftLoc());
1435 Record.AddSourceLocation(E->getRightLoc());
1436
1437 for (CallExpr::arg_iterator Arg = E->arg_begin(), ArgEnd = E->arg_end();
1438 Arg != ArgEnd; ++Arg)
1439 Record.AddStmt(*Arg);
1440
1441 SourceLocation *Locs = E->getStoredSelLocs();
1442 for (unsigned i = 0, e = E->getNumStoredSelLocs(); i != e; ++i)
1443 Record.AddSourceLocation(Locs[i]);
1444
1445 Code = serialization::EXPR_OBJC_MESSAGE_EXPR;
1446 }
1447
VisitObjCForCollectionStmt(ObjCForCollectionStmt * S)1448 void ASTStmtWriter::VisitObjCForCollectionStmt(ObjCForCollectionStmt *S) {
1449 VisitStmt(S);
1450 Record.AddStmt(S->getElement());
1451 Record.AddStmt(S->getCollection());
1452 Record.AddStmt(S->getBody());
1453 Record.AddSourceLocation(S->getForLoc());
1454 Record.AddSourceLocation(S->getRParenLoc());
1455 Code = serialization::STMT_OBJC_FOR_COLLECTION;
1456 }
1457
VisitObjCAtCatchStmt(ObjCAtCatchStmt * S)1458 void ASTStmtWriter::VisitObjCAtCatchStmt(ObjCAtCatchStmt *S) {
1459 VisitStmt(S);
1460 Record.AddStmt(S->getCatchBody());
1461 Record.AddDeclRef(S->getCatchParamDecl());
1462 Record.AddSourceLocation(S->getAtCatchLoc());
1463 Record.AddSourceLocation(S->getRParenLoc());
1464 Code = serialization::STMT_OBJC_CATCH;
1465 }
1466
VisitObjCAtFinallyStmt(ObjCAtFinallyStmt * S)1467 void ASTStmtWriter::VisitObjCAtFinallyStmt(ObjCAtFinallyStmt *S) {
1468 VisitStmt(S);
1469 Record.AddStmt(S->getFinallyBody());
1470 Record.AddSourceLocation(S->getAtFinallyLoc());
1471 Code = serialization::STMT_OBJC_FINALLY;
1472 }
1473
VisitObjCAutoreleasePoolStmt(ObjCAutoreleasePoolStmt * S)1474 void ASTStmtWriter::VisitObjCAutoreleasePoolStmt(ObjCAutoreleasePoolStmt *S) {
1475 VisitStmt(S); // FIXME: no test coverage.
1476 Record.AddStmt(S->getSubStmt());
1477 Record.AddSourceLocation(S->getAtLoc());
1478 Code = serialization::STMT_OBJC_AUTORELEASE_POOL;
1479 }
1480
VisitObjCAtTryStmt(ObjCAtTryStmt * S)1481 void ASTStmtWriter::VisitObjCAtTryStmt(ObjCAtTryStmt *S) {
1482 VisitStmt(S);
1483 Record.push_back(S->getNumCatchStmts());
1484 Record.push_back(S->getFinallyStmt() != nullptr);
1485 Record.AddStmt(S->getTryBody());
1486 for (unsigned I = 0, N = S->getNumCatchStmts(); I != N; ++I)
1487 Record.AddStmt(S->getCatchStmt(I));
1488 if (S->getFinallyStmt())
1489 Record.AddStmt(S->getFinallyStmt());
1490 Record.AddSourceLocation(S->getAtTryLoc());
1491 Code = serialization::STMT_OBJC_AT_TRY;
1492 }
1493
VisitObjCAtSynchronizedStmt(ObjCAtSynchronizedStmt * S)1494 void ASTStmtWriter::VisitObjCAtSynchronizedStmt(ObjCAtSynchronizedStmt *S) {
1495 VisitStmt(S); // FIXME: no test coverage.
1496 Record.AddStmt(S->getSynchExpr());
1497 Record.AddStmt(S->getSynchBody());
1498 Record.AddSourceLocation(S->getAtSynchronizedLoc());
1499 Code = serialization::STMT_OBJC_AT_SYNCHRONIZED;
1500 }
1501
VisitObjCAtThrowStmt(ObjCAtThrowStmt * S)1502 void ASTStmtWriter::VisitObjCAtThrowStmt(ObjCAtThrowStmt *S) {
1503 VisitStmt(S); // FIXME: no test coverage.
1504 Record.AddStmt(S->getThrowExpr());
1505 Record.AddSourceLocation(S->getThrowLoc());
1506 Code = serialization::STMT_OBJC_AT_THROW;
1507 }
1508
VisitObjCBoolLiteralExpr(ObjCBoolLiteralExpr * E)1509 void ASTStmtWriter::VisitObjCBoolLiteralExpr(ObjCBoolLiteralExpr *E) {
1510 VisitExpr(E);
1511 Record.push_back(E->getValue());
1512 Record.AddSourceLocation(E->getLocation());
1513 Code = serialization::EXPR_OBJC_BOOL_LITERAL;
1514 }
1515
VisitObjCAvailabilityCheckExpr(ObjCAvailabilityCheckExpr * E)1516 void ASTStmtWriter::VisitObjCAvailabilityCheckExpr(ObjCAvailabilityCheckExpr *E) {
1517 VisitExpr(E);
1518 Record.AddSourceRange(E->getSourceRange());
1519 Record.AddVersionTuple(E->getVersion());
1520 Code = serialization::EXPR_OBJC_AVAILABILITY_CHECK;
1521 }
1522
1523 //===----------------------------------------------------------------------===//
1524 // C++ Expressions and Statements.
1525 //===----------------------------------------------------------------------===//
1526
VisitCXXCatchStmt(CXXCatchStmt * S)1527 void ASTStmtWriter::VisitCXXCatchStmt(CXXCatchStmt *S) {
1528 VisitStmt(S);
1529 Record.AddSourceLocation(S->getCatchLoc());
1530 Record.AddDeclRef(S->getExceptionDecl());
1531 Record.AddStmt(S->getHandlerBlock());
1532 Code = serialization::STMT_CXX_CATCH;
1533 }
1534
VisitCXXTryStmt(CXXTryStmt * S)1535 void ASTStmtWriter::VisitCXXTryStmt(CXXTryStmt *S) {
1536 VisitStmt(S);
1537 Record.push_back(S->getNumHandlers());
1538 Record.AddSourceLocation(S->getTryLoc());
1539 Record.AddStmt(S->getTryBlock());
1540 for (unsigned i = 0, e = S->getNumHandlers(); i != e; ++i)
1541 Record.AddStmt(S->getHandler(i));
1542 Code = serialization::STMT_CXX_TRY;
1543 }
1544
VisitCXXForRangeStmt(CXXForRangeStmt * S)1545 void ASTStmtWriter::VisitCXXForRangeStmt(CXXForRangeStmt *S) {
1546 VisitStmt(S);
1547 Record.AddSourceLocation(S->getForLoc());
1548 Record.AddSourceLocation(S->getCoawaitLoc());
1549 Record.AddSourceLocation(S->getColonLoc());
1550 Record.AddSourceLocation(S->getRParenLoc());
1551 Record.AddStmt(S->getInit());
1552 Record.AddStmt(S->getRangeStmt());
1553 Record.AddStmt(S->getBeginStmt());
1554 Record.AddStmt(S->getEndStmt());
1555 Record.AddStmt(S->getCond());
1556 Record.AddStmt(S->getInc());
1557 Record.AddStmt(S->getLoopVarStmt());
1558 Record.AddStmt(S->getBody());
1559 Code = serialization::STMT_CXX_FOR_RANGE;
1560 }
1561
VisitMSDependentExistsStmt(MSDependentExistsStmt * S)1562 void ASTStmtWriter::VisitMSDependentExistsStmt(MSDependentExistsStmt *S) {
1563 VisitStmt(S);
1564 Record.AddSourceLocation(S->getKeywordLoc());
1565 Record.push_back(S->isIfExists());
1566 Record.AddNestedNameSpecifierLoc(S->getQualifierLoc());
1567 Record.AddDeclarationNameInfo(S->getNameInfo());
1568 Record.AddStmt(S->getSubStmt());
1569 Code = serialization::STMT_MS_DEPENDENT_EXISTS;
1570 }
1571
VisitCXXOperatorCallExpr(CXXOperatorCallExpr * E)1572 void ASTStmtWriter::VisitCXXOperatorCallExpr(CXXOperatorCallExpr *E) {
1573 VisitCallExpr(E);
1574 Record.push_back(E->getOperator());
1575 Record.AddSourceRange(E->Range);
1576 Code = serialization::EXPR_CXX_OPERATOR_CALL;
1577 }
1578
VisitCXXMemberCallExpr(CXXMemberCallExpr * E)1579 void ASTStmtWriter::VisitCXXMemberCallExpr(CXXMemberCallExpr *E) {
1580 VisitCallExpr(E);
1581 Code = serialization::EXPR_CXX_MEMBER_CALL;
1582 }
1583
VisitCXXRewrittenBinaryOperator(CXXRewrittenBinaryOperator * E)1584 void ASTStmtWriter::VisitCXXRewrittenBinaryOperator(
1585 CXXRewrittenBinaryOperator *E) {
1586 VisitExpr(E);
1587 Record.push_back(E->isReversed());
1588 Record.AddStmt(E->getSemanticForm());
1589 Code = serialization::EXPR_CXX_REWRITTEN_BINARY_OPERATOR;
1590 }
1591
VisitCXXConstructExpr(CXXConstructExpr * E)1592 void ASTStmtWriter::VisitCXXConstructExpr(CXXConstructExpr *E) {
1593 VisitExpr(E);
1594
1595 Record.push_back(E->getNumArgs());
1596 Record.push_back(E->isElidable());
1597 Record.push_back(E->hadMultipleCandidates());
1598 Record.push_back(E->isListInitialization());
1599 Record.push_back(E->isStdInitListInitialization());
1600 Record.push_back(E->requiresZeroInitialization());
1601 Record.push_back(E->getConstructionKind()); // FIXME: stable encoding
1602 Record.AddSourceLocation(E->getLocation());
1603 Record.AddDeclRef(E->getConstructor());
1604 Record.AddSourceRange(E->getParenOrBraceRange());
1605
1606 for (unsigned I = 0, N = E->getNumArgs(); I != N; ++I)
1607 Record.AddStmt(E->getArg(I));
1608
1609 Code = serialization::EXPR_CXX_CONSTRUCT;
1610 }
1611
VisitCXXInheritedCtorInitExpr(CXXInheritedCtorInitExpr * E)1612 void ASTStmtWriter::VisitCXXInheritedCtorInitExpr(CXXInheritedCtorInitExpr *E) {
1613 VisitExpr(E);
1614 Record.AddDeclRef(E->getConstructor());
1615 Record.AddSourceLocation(E->getLocation());
1616 Record.push_back(E->constructsVBase());
1617 Record.push_back(E->inheritedFromVBase());
1618 Code = serialization::EXPR_CXX_INHERITED_CTOR_INIT;
1619 }
1620
VisitCXXTemporaryObjectExpr(CXXTemporaryObjectExpr * E)1621 void ASTStmtWriter::VisitCXXTemporaryObjectExpr(CXXTemporaryObjectExpr *E) {
1622 VisitCXXConstructExpr(E);
1623 Record.AddTypeSourceInfo(E->getTypeSourceInfo());
1624 Code = serialization::EXPR_CXX_TEMPORARY_OBJECT;
1625 }
1626
VisitLambdaExpr(LambdaExpr * E)1627 void ASTStmtWriter::VisitLambdaExpr(LambdaExpr *E) {
1628 VisitExpr(E);
1629 Record.push_back(E->LambdaExprBits.NumCaptures);
1630 Record.AddSourceRange(E->IntroducerRange);
1631 Record.push_back(E->LambdaExprBits.CaptureDefault); // FIXME: stable encoding
1632 Record.AddSourceLocation(E->CaptureDefaultLoc);
1633 Record.push_back(E->LambdaExprBits.ExplicitParams);
1634 Record.push_back(E->LambdaExprBits.ExplicitResultType);
1635 Record.AddSourceLocation(E->ClosingBrace);
1636
1637 // Add capture initializers.
1638 for (LambdaExpr::capture_init_iterator C = E->capture_init_begin(),
1639 CEnd = E->capture_init_end();
1640 C != CEnd; ++C) {
1641 Record.AddStmt(*C);
1642 }
1643
1644 // Don't serialize the body. It belongs to the call operator declaration.
1645 // LambdaExpr only stores a copy of the Stmt *.
1646
1647 Code = serialization::EXPR_LAMBDA;
1648 }
1649
VisitCXXStdInitializerListExpr(CXXStdInitializerListExpr * E)1650 void ASTStmtWriter::VisitCXXStdInitializerListExpr(CXXStdInitializerListExpr *E) {
1651 VisitExpr(E);
1652 Record.AddStmt(E->getSubExpr());
1653 Code = serialization::EXPR_CXX_STD_INITIALIZER_LIST;
1654 }
1655
VisitCXXNamedCastExpr(CXXNamedCastExpr * E)1656 void ASTStmtWriter::VisitCXXNamedCastExpr(CXXNamedCastExpr *E) {
1657 VisitExplicitCastExpr(E);
1658 Record.AddSourceRange(SourceRange(E->getOperatorLoc(), E->getRParenLoc()));
1659 Record.AddSourceRange(E->getAngleBrackets());
1660 }
1661
VisitCXXStaticCastExpr(CXXStaticCastExpr * E)1662 void ASTStmtWriter::VisitCXXStaticCastExpr(CXXStaticCastExpr *E) {
1663 VisitCXXNamedCastExpr(E);
1664 Code = serialization::EXPR_CXX_STATIC_CAST;
1665 }
1666
VisitCXXDynamicCastExpr(CXXDynamicCastExpr * E)1667 void ASTStmtWriter::VisitCXXDynamicCastExpr(CXXDynamicCastExpr *E) {
1668 VisitCXXNamedCastExpr(E);
1669 Code = serialization::EXPR_CXX_DYNAMIC_CAST;
1670 }
1671
VisitCXXReinterpretCastExpr(CXXReinterpretCastExpr * E)1672 void ASTStmtWriter::VisitCXXReinterpretCastExpr(CXXReinterpretCastExpr *E) {
1673 VisitCXXNamedCastExpr(E);
1674 Code = serialization::EXPR_CXX_REINTERPRET_CAST;
1675 }
1676
VisitCXXConstCastExpr(CXXConstCastExpr * E)1677 void ASTStmtWriter::VisitCXXConstCastExpr(CXXConstCastExpr *E) {
1678 VisitCXXNamedCastExpr(E);
1679 Code = serialization::EXPR_CXX_CONST_CAST;
1680 }
1681
VisitCXXAddrspaceCastExpr(CXXAddrspaceCastExpr * E)1682 void ASTStmtWriter::VisitCXXAddrspaceCastExpr(CXXAddrspaceCastExpr *E) {
1683 VisitCXXNamedCastExpr(E);
1684 Code = serialization::EXPR_CXX_ADDRSPACE_CAST;
1685 }
1686
VisitCXXFunctionalCastExpr(CXXFunctionalCastExpr * E)1687 void ASTStmtWriter::VisitCXXFunctionalCastExpr(CXXFunctionalCastExpr *E) {
1688 VisitExplicitCastExpr(E);
1689 Record.AddSourceLocation(E->getLParenLoc());
1690 Record.AddSourceLocation(E->getRParenLoc());
1691 Code = serialization::EXPR_CXX_FUNCTIONAL_CAST;
1692 }
1693
VisitBuiltinBitCastExpr(BuiltinBitCastExpr * E)1694 void ASTStmtWriter::VisitBuiltinBitCastExpr(BuiltinBitCastExpr *E) {
1695 VisitExplicitCastExpr(E);
1696 Record.AddSourceLocation(E->getBeginLoc());
1697 Record.AddSourceLocation(E->getEndLoc());
1698 Code = serialization::EXPR_BUILTIN_BIT_CAST;
1699 }
1700
VisitUserDefinedLiteral(UserDefinedLiteral * E)1701 void ASTStmtWriter::VisitUserDefinedLiteral(UserDefinedLiteral *E) {
1702 VisitCallExpr(E);
1703 Record.AddSourceLocation(E->UDSuffixLoc);
1704 Code = serialization::EXPR_USER_DEFINED_LITERAL;
1705 }
1706
VisitCXXBoolLiteralExpr(CXXBoolLiteralExpr * E)1707 void ASTStmtWriter::VisitCXXBoolLiteralExpr(CXXBoolLiteralExpr *E) {
1708 VisitExpr(E);
1709 Record.push_back(E->getValue());
1710 Record.AddSourceLocation(E->getLocation());
1711 Code = serialization::EXPR_CXX_BOOL_LITERAL;
1712 }
1713
VisitCXXNullPtrLiteralExpr(CXXNullPtrLiteralExpr * E)1714 void ASTStmtWriter::VisitCXXNullPtrLiteralExpr(CXXNullPtrLiteralExpr *E) {
1715 VisitExpr(E);
1716 Record.AddSourceLocation(E->getLocation());
1717 Code = serialization::EXPR_CXX_NULL_PTR_LITERAL;
1718 }
1719
VisitCXXTypeidExpr(CXXTypeidExpr * E)1720 void ASTStmtWriter::VisitCXXTypeidExpr(CXXTypeidExpr *E) {
1721 VisitExpr(E);
1722 Record.AddSourceRange(E->getSourceRange());
1723 if (E->isTypeOperand()) {
1724 Record.AddTypeSourceInfo(E->getTypeOperandSourceInfo());
1725 Code = serialization::EXPR_CXX_TYPEID_TYPE;
1726 } else {
1727 Record.AddStmt(E->getExprOperand());
1728 Code = serialization::EXPR_CXX_TYPEID_EXPR;
1729 }
1730 }
1731
VisitCXXThisExpr(CXXThisExpr * E)1732 void ASTStmtWriter::VisitCXXThisExpr(CXXThisExpr *E) {
1733 VisitExpr(E);
1734 Record.AddSourceLocation(E->getLocation());
1735 Record.push_back(E->isImplicit());
1736 Code = serialization::EXPR_CXX_THIS;
1737 }
1738
VisitCXXThrowExpr(CXXThrowExpr * E)1739 void ASTStmtWriter::VisitCXXThrowExpr(CXXThrowExpr *E) {
1740 VisitExpr(E);
1741 Record.AddSourceLocation(E->getThrowLoc());
1742 Record.AddStmt(E->getSubExpr());
1743 Record.push_back(E->isThrownVariableInScope());
1744 Code = serialization::EXPR_CXX_THROW;
1745 }
1746
VisitCXXDefaultArgExpr(CXXDefaultArgExpr * E)1747 void ASTStmtWriter::VisitCXXDefaultArgExpr(CXXDefaultArgExpr *E) {
1748 VisitExpr(E);
1749 Record.AddDeclRef(E->getParam());
1750 Record.AddDeclRef(cast_or_null<Decl>(E->getUsedContext()));
1751 Record.AddSourceLocation(E->getUsedLocation());
1752 Code = serialization::EXPR_CXX_DEFAULT_ARG;
1753 }
1754
VisitCXXDefaultInitExpr(CXXDefaultInitExpr * E)1755 void ASTStmtWriter::VisitCXXDefaultInitExpr(CXXDefaultInitExpr *E) {
1756 VisitExpr(E);
1757 Record.AddDeclRef(E->getField());
1758 Record.AddDeclRef(cast_or_null<Decl>(E->getUsedContext()));
1759 Record.AddSourceLocation(E->getExprLoc());
1760 Code = serialization::EXPR_CXX_DEFAULT_INIT;
1761 }
1762
VisitCXXBindTemporaryExpr(CXXBindTemporaryExpr * E)1763 void ASTStmtWriter::VisitCXXBindTemporaryExpr(CXXBindTemporaryExpr *E) {
1764 VisitExpr(E);
1765 Record.AddCXXTemporary(E->getTemporary());
1766 Record.AddStmt(E->getSubExpr());
1767 Code = serialization::EXPR_CXX_BIND_TEMPORARY;
1768 }
1769
VisitCXXScalarValueInitExpr(CXXScalarValueInitExpr * E)1770 void ASTStmtWriter::VisitCXXScalarValueInitExpr(CXXScalarValueInitExpr *E) {
1771 VisitExpr(E);
1772 Record.AddTypeSourceInfo(E->getTypeSourceInfo());
1773 Record.AddSourceLocation(E->getRParenLoc());
1774 Code = serialization::EXPR_CXX_SCALAR_VALUE_INIT;
1775 }
1776
VisitCXXNewExpr(CXXNewExpr * E)1777 void ASTStmtWriter::VisitCXXNewExpr(CXXNewExpr *E) {
1778 VisitExpr(E);
1779
1780 Record.push_back(E->isArray());
1781 Record.push_back(E->hasInitializer());
1782 Record.push_back(E->getNumPlacementArgs());
1783 Record.push_back(E->isParenTypeId());
1784
1785 Record.push_back(E->isGlobalNew());
1786 Record.push_back(E->passAlignment());
1787 Record.push_back(E->doesUsualArrayDeleteWantSize());
1788 Record.push_back(E->CXXNewExprBits.StoredInitializationStyle);
1789
1790 Record.AddDeclRef(E->getOperatorNew());
1791 Record.AddDeclRef(E->getOperatorDelete());
1792 Record.AddTypeSourceInfo(E->getAllocatedTypeSourceInfo());
1793 if (E->isParenTypeId())
1794 Record.AddSourceRange(E->getTypeIdParens());
1795 Record.AddSourceRange(E->getSourceRange());
1796 Record.AddSourceRange(E->getDirectInitRange());
1797
1798 for (CXXNewExpr::arg_iterator I = E->raw_arg_begin(), N = E->raw_arg_end();
1799 I != N; ++I)
1800 Record.AddStmt(*I);
1801
1802 Code = serialization::EXPR_CXX_NEW;
1803 }
1804
VisitCXXDeleteExpr(CXXDeleteExpr * E)1805 void ASTStmtWriter::VisitCXXDeleteExpr(CXXDeleteExpr *E) {
1806 VisitExpr(E);
1807 Record.push_back(E->isGlobalDelete());
1808 Record.push_back(E->isArrayForm());
1809 Record.push_back(E->isArrayFormAsWritten());
1810 Record.push_back(E->doesUsualArrayDeleteWantSize());
1811 Record.AddDeclRef(E->getOperatorDelete());
1812 Record.AddStmt(E->getArgument());
1813 Record.AddSourceLocation(E->getBeginLoc());
1814
1815 Code = serialization::EXPR_CXX_DELETE;
1816 }
1817
VisitCXXPseudoDestructorExpr(CXXPseudoDestructorExpr * E)1818 void ASTStmtWriter::VisitCXXPseudoDestructorExpr(CXXPseudoDestructorExpr *E) {
1819 VisitExpr(E);
1820
1821 Record.AddStmt(E->getBase());
1822 Record.push_back(E->isArrow());
1823 Record.AddSourceLocation(E->getOperatorLoc());
1824 Record.AddNestedNameSpecifierLoc(E->getQualifierLoc());
1825 Record.AddTypeSourceInfo(E->getScopeTypeInfo());
1826 Record.AddSourceLocation(E->getColonColonLoc());
1827 Record.AddSourceLocation(E->getTildeLoc());
1828
1829 // PseudoDestructorTypeStorage.
1830 Record.AddIdentifierRef(E->getDestroyedTypeIdentifier());
1831 if (E->getDestroyedTypeIdentifier())
1832 Record.AddSourceLocation(E->getDestroyedTypeLoc());
1833 else
1834 Record.AddTypeSourceInfo(E->getDestroyedTypeInfo());
1835
1836 Code = serialization::EXPR_CXX_PSEUDO_DESTRUCTOR;
1837 }
1838
VisitExprWithCleanups(ExprWithCleanups * E)1839 void ASTStmtWriter::VisitExprWithCleanups(ExprWithCleanups *E) {
1840 VisitExpr(E);
1841 Record.push_back(E->getNumObjects());
1842 for (auto &Obj : E->getObjects()) {
1843 if (auto *BD = Obj.dyn_cast<BlockDecl *>()) {
1844 Record.push_back(serialization::COK_Block);
1845 Record.AddDeclRef(BD);
1846 } else if (auto *CLE = Obj.dyn_cast<CompoundLiteralExpr *>()) {
1847 Record.push_back(serialization::COK_CompoundLiteral);
1848 Record.AddStmt(CLE);
1849 }
1850 }
1851
1852 Record.push_back(E->cleanupsHaveSideEffects());
1853 Record.AddStmt(E->getSubExpr());
1854 Code = serialization::EXPR_EXPR_WITH_CLEANUPS;
1855 }
1856
VisitCXXDependentScopeMemberExpr(CXXDependentScopeMemberExpr * E)1857 void ASTStmtWriter::VisitCXXDependentScopeMemberExpr(
1858 CXXDependentScopeMemberExpr *E) {
1859 VisitExpr(E);
1860
1861 // Don't emit anything here (or if you do you will have to update
1862 // the corresponding deserialization function).
1863
1864 Record.push_back(E->hasTemplateKWAndArgsInfo());
1865 Record.push_back(E->getNumTemplateArgs());
1866 Record.push_back(E->hasFirstQualifierFoundInScope());
1867
1868 if (E->hasTemplateKWAndArgsInfo()) {
1869 const ASTTemplateKWAndArgsInfo &ArgInfo =
1870 *E->getTrailingObjects<ASTTemplateKWAndArgsInfo>();
1871 AddTemplateKWAndArgsInfo(ArgInfo,
1872 E->getTrailingObjects<TemplateArgumentLoc>());
1873 }
1874
1875 Record.push_back(E->isArrow());
1876 Record.AddSourceLocation(E->getOperatorLoc());
1877 Record.AddTypeRef(E->getBaseType());
1878 Record.AddNestedNameSpecifierLoc(E->getQualifierLoc());
1879 if (!E->isImplicitAccess())
1880 Record.AddStmt(E->getBase());
1881 else
1882 Record.AddStmt(nullptr);
1883
1884 if (E->hasFirstQualifierFoundInScope())
1885 Record.AddDeclRef(E->getFirstQualifierFoundInScope());
1886
1887 Record.AddDeclarationNameInfo(E->MemberNameInfo);
1888 Code = serialization::EXPR_CXX_DEPENDENT_SCOPE_MEMBER;
1889 }
1890
1891 void
VisitDependentScopeDeclRefExpr(DependentScopeDeclRefExpr * E)1892 ASTStmtWriter::VisitDependentScopeDeclRefExpr(DependentScopeDeclRefExpr *E) {
1893 VisitExpr(E);
1894
1895 // Don't emit anything here, HasTemplateKWAndArgsInfo must be
1896 // emitted first.
1897
1898 Record.push_back(E->DependentScopeDeclRefExprBits.HasTemplateKWAndArgsInfo);
1899 if (E->DependentScopeDeclRefExprBits.HasTemplateKWAndArgsInfo) {
1900 const ASTTemplateKWAndArgsInfo &ArgInfo =
1901 *E->getTrailingObjects<ASTTemplateKWAndArgsInfo>();
1902 Record.push_back(ArgInfo.NumTemplateArgs);
1903 AddTemplateKWAndArgsInfo(ArgInfo,
1904 E->getTrailingObjects<TemplateArgumentLoc>());
1905 }
1906
1907 Record.AddNestedNameSpecifierLoc(E->getQualifierLoc());
1908 Record.AddDeclarationNameInfo(E->NameInfo);
1909 Code = serialization::EXPR_CXX_DEPENDENT_SCOPE_DECL_REF;
1910 }
1911
1912 void
VisitCXXUnresolvedConstructExpr(CXXUnresolvedConstructExpr * E)1913 ASTStmtWriter::VisitCXXUnresolvedConstructExpr(CXXUnresolvedConstructExpr *E) {
1914 VisitExpr(E);
1915 Record.push_back(E->getNumArgs());
1916 for (CXXUnresolvedConstructExpr::arg_iterator
1917 ArgI = E->arg_begin(), ArgE = E->arg_end(); ArgI != ArgE; ++ArgI)
1918 Record.AddStmt(*ArgI);
1919 Record.AddTypeSourceInfo(E->getTypeSourceInfo());
1920 Record.AddSourceLocation(E->getLParenLoc());
1921 Record.AddSourceLocation(E->getRParenLoc());
1922 Code = serialization::EXPR_CXX_UNRESOLVED_CONSTRUCT;
1923 }
1924
VisitOverloadExpr(OverloadExpr * E)1925 void ASTStmtWriter::VisitOverloadExpr(OverloadExpr *E) {
1926 VisitExpr(E);
1927
1928 Record.push_back(E->getNumDecls());
1929 Record.push_back(E->hasTemplateKWAndArgsInfo());
1930 if (E->hasTemplateKWAndArgsInfo()) {
1931 const ASTTemplateKWAndArgsInfo &ArgInfo =
1932 *E->getTrailingASTTemplateKWAndArgsInfo();
1933 Record.push_back(ArgInfo.NumTemplateArgs);
1934 AddTemplateKWAndArgsInfo(ArgInfo, E->getTrailingTemplateArgumentLoc());
1935 }
1936
1937 for (OverloadExpr::decls_iterator OvI = E->decls_begin(),
1938 OvE = E->decls_end();
1939 OvI != OvE; ++OvI) {
1940 Record.AddDeclRef(OvI.getDecl());
1941 Record.push_back(OvI.getAccess());
1942 }
1943
1944 Record.AddDeclarationNameInfo(E->getNameInfo());
1945 Record.AddNestedNameSpecifierLoc(E->getQualifierLoc());
1946 }
1947
VisitUnresolvedMemberExpr(UnresolvedMemberExpr * E)1948 void ASTStmtWriter::VisitUnresolvedMemberExpr(UnresolvedMemberExpr *E) {
1949 VisitOverloadExpr(E);
1950 Record.push_back(E->isArrow());
1951 Record.push_back(E->hasUnresolvedUsing());
1952 Record.AddStmt(!E->isImplicitAccess() ? E->getBase() : nullptr);
1953 Record.AddTypeRef(E->getBaseType());
1954 Record.AddSourceLocation(E->getOperatorLoc());
1955 Code = serialization::EXPR_CXX_UNRESOLVED_MEMBER;
1956 }
1957
VisitUnresolvedLookupExpr(UnresolvedLookupExpr * E)1958 void ASTStmtWriter::VisitUnresolvedLookupExpr(UnresolvedLookupExpr *E) {
1959 VisitOverloadExpr(E);
1960 Record.push_back(E->requiresADL());
1961 Record.push_back(E->isOverloaded());
1962 Record.AddDeclRef(E->getNamingClass());
1963 Code = serialization::EXPR_CXX_UNRESOLVED_LOOKUP;
1964 }
1965
VisitTypeTraitExpr(TypeTraitExpr * E)1966 void ASTStmtWriter::VisitTypeTraitExpr(TypeTraitExpr *E) {
1967 VisitExpr(E);
1968 Record.push_back(E->TypeTraitExprBits.NumArgs);
1969 Record.push_back(E->TypeTraitExprBits.Kind); // FIXME: Stable encoding
1970 Record.push_back(E->TypeTraitExprBits.Value);
1971 Record.AddSourceRange(E->getSourceRange());
1972 for (unsigned I = 0, N = E->getNumArgs(); I != N; ++I)
1973 Record.AddTypeSourceInfo(E->getArg(I));
1974 Code = serialization::EXPR_TYPE_TRAIT;
1975 }
1976
VisitArrayTypeTraitExpr(ArrayTypeTraitExpr * E)1977 void ASTStmtWriter::VisitArrayTypeTraitExpr(ArrayTypeTraitExpr *E) {
1978 VisitExpr(E);
1979 Record.push_back(E->getTrait());
1980 Record.push_back(E->getValue());
1981 Record.AddSourceRange(E->getSourceRange());
1982 Record.AddTypeSourceInfo(E->getQueriedTypeSourceInfo());
1983 Record.AddStmt(E->getDimensionExpression());
1984 Code = serialization::EXPR_ARRAY_TYPE_TRAIT;
1985 }
1986
VisitExpressionTraitExpr(ExpressionTraitExpr * E)1987 void ASTStmtWriter::VisitExpressionTraitExpr(ExpressionTraitExpr *E) {
1988 VisitExpr(E);
1989 Record.push_back(E->getTrait());
1990 Record.push_back(E->getValue());
1991 Record.AddSourceRange(E->getSourceRange());
1992 Record.AddStmt(E->getQueriedExpression());
1993 Code = serialization::EXPR_CXX_EXPRESSION_TRAIT;
1994 }
1995
VisitCXXNoexceptExpr(CXXNoexceptExpr * E)1996 void ASTStmtWriter::VisitCXXNoexceptExpr(CXXNoexceptExpr *E) {
1997 VisitExpr(E);
1998 Record.push_back(E->getValue());
1999 Record.AddSourceRange(E->getSourceRange());
2000 Record.AddStmt(E->getOperand());
2001 Code = serialization::EXPR_CXX_NOEXCEPT;
2002 }
2003
VisitPackExpansionExpr(PackExpansionExpr * E)2004 void ASTStmtWriter::VisitPackExpansionExpr(PackExpansionExpr *E) {
2005 VisitExpr(E);
2006 Record.AddSourceLocation(E->getEllipsisLoc());
2007 Record.push_back(E->NumExpansions);
2008 Record.AddStmt(E->getPattern());
2009 Code = serialization::EXPR_PACK_EXPANSION;
2010 }
2011
VisitSizeOfPackExpr(SizeOfPackExpr * E)2012 void ASTStmtWriter::VisitSizeOfPackExpr(SizeOfPackExpr *E) {
2013 VisitExpr(E);
2014 Record.push_back(E->isPartiallySubstituted() ? E->getPartialArguments().size()
2015 : 0);
2016 Record.AddSourceLocation(E->OperatorLoc);
2017 Record.AddSourceLocation(E->PackLoc);
2018 Record.AddSourceLocation(E->RParenLoc);
2019 Record.AddDeclRef(E->Pack);
2020 if (E->isPartiallySubstituted()) {
2021 for (const auto &TA : E->getPartialArguments())
2022 Record.AddTemplateArgument(TA);
2023 } else if (!E->isValueDependent()) {
2024 Record.push_back(E->getPackLength());
2025 }
2026 Code = serialization::EXPR_SIZEOF_PACK;
2027 }
2028
VisitSubstNonTypeTemplateParmExpr(SubstNonTypeTemplateParmExpr * E)2029 void ASTStmtWriter::VisitSubstNonTypeTemplateParmExpr(
2030 SubstNonTypeTemplateParmExpr *E) {
2031 VisitExpr(E);
2032 Record.AddDeclRef(E->getParameter());
2033 Record.push_back(E->isReferenceParameter());
2034 Record.AddSourceLocation(E->getNameLoc());
2035 Record.AddStmt(E->getReplacement());
2036 Code = serialization::EXPR_SUBST_NON_TYPE_TEMPLATE_PARM;
2037 }
2038
VisitSubstNonTypeTemplateParmPackExpr(SubstNonTypeTemplateParmPackExpr * E)2039 void ASTStmtWriter::VisitSubstNonTypeTemplateParmPackExpr(
2040 SubstNonTypeTemplateParmPackExpr *E) {
2041 VisitExpr(E);
2042 Record.AddDeclRef(E->getParameterPack());
2043 Record.AddTemplateArgument(E->getArgumentPack());
2044 Record.AddSourceLocation(E->getParameterPackLocation());
2045 Code = serialization::EXPR_SUBST_NON_TYPE_TEMPLATE_PARM_PACK;
2046 }
2047
VisitFunctionParmPackExpr(FunctionParmPackExpr * E)2048 void ASTStmtWriter::VisitFunctionParmPackExpr(FunctionParmPackExpr *E) {
2049 VisitExpr(E);
2050 Record.push_back(E->getNumExpansions());
2051 Record.AddDeclRef(E->getParameterPack());
2052 Record.AddSourceLocation(E->getParameterPackLocation());
2053 for (FunctionParmPackExpr::iterator I = E->begin(), End = E->end();
2054 I != End; ++I)
2055 Record.AddDeclRef(*I);
2056 Code = serialization::EXPR_FUNCTION_PARM_PACK;
2057 }
2058
VisitMaterializeTemporaryExpr(MaterializeTemporaryExpr * E)2059 void ASTStmtWriter::VisitMaterializeTemporaryExpr(MaterializeTemporaryExpr *E) {
2060 VisitExpr(E);
2061 Record.push_back(static_cast<bool>(E->getLifetimeExtendedTemporaryDecl()));
2062 if (E->getLifetimeExtendedTemporaryDecl())
2063 Record.AddDeclRef(E->getLifetimeExtendedTemporaryDecl());
2064 else
2065 Record.AddStmt(E->getSubExpr());
2066 Code = serialization::EXPR_MATERIALIZE_TEMPORARY;
2067 }
2068
VisitCXXFoldExpr(CXXFoldExpr * E)2069 void ASTStmtWriter::VisitCXXFoldExpr(CXXFoldExpr *E) {
2070 VisitExpr(E);
2071 Record.AddSourceLocation(E->LParenLoc);
2072 Record.AddSourceLocation(E->EllipsisLoc);
2073 Record.AddSourceLocation(E->RParenLoc);
2074 Record.push_back(E->NumExpansions);
2075 Record.AddStmt(E->SubExprs[0]);
2076 Record.AddStmt(E->SubExprs[1]);
2077 Record.AddStmt(E->SubExprs[2]);
2078 Record.push_back(E->Opcode);
2079 Code = serialization::EXPR_CXX_FOLD;
2080 }
2081
VisitOpaqueValueExpr(OpaqueValueExpr * E)2082 void ASTStmtWriter::VisitOpaqueValueExpr(OpaqueValueExpr *E) {
2083 VisitExpr(E);
2084 Record.AddStmt(E->getSourceExpr());
2085 Record.AddSourceLocation(E->getLocation());
2086 Record.push_back(E->isUnique());
2087 Code = serialization::EXPR_OPAQUE_VALUE;
2088 }
2089
VisitTypoExpr(TypoExpr * E)2090 void ASTStmtWriter::VisitTypoExpr(TypoExpr *E) {
2091 VisitExpr(E);
2092 // TODO: Figure out sane writer behavior for a TypoExpr, if necessary
2093 llvm_unreachable("Cannot write TypoExpr nodes");
2094 }
2095
2096 //===----------------------------------------------------------------------===//
2097 // CUDA Expressions and Statements.
2098 //===----------------------------------------------------------------------===//
2099
VisitCUDAKernelCallExpr(CUDAKernelCallExpr * E)2100 void ASTStmtWriter::VisitCUDAKernelCallExpr(CUDAKernelCallExpr *E) {
2101 VisitCallExpr(E);
2102 Record.AddStmt(E->getConfig());
2103 Code = serialization::EXPR_CUDA_KERNEL_CALL;
2104 }
2105
2106 //===----------------------------------------------------------------------===//
2107 // OpenCL Expressions and Statements.
2108 //===----------------------------------------------------------------------===//
VisitAsTypeExpr(AsTypeExpr * E)2109 void ASTStmtWriter::VisitAsTypeExpr(AsTypeExpr *E) {
2110 VisitExpr(E);
2111 Record.AddSourceLocation(E->getBuiltinLoc());
2112 Record.AddSourceLocation(E->getRParenLoc());
2113 Record.AddStmt(E->getSrcExpr());
2114 Code = serialization::EXPR_ASTYPE;
2115 }
2116
2117 //===----------------------------------------------------------------------===//
2118 // Microsoft Expressions and Statements.
2119 //===----------------------------------------------------------------------===//
VisitMSPropertyRefExpr(MSPropertyRefExpr * E)2120 void ASTStmtWriter::VisitMSPropertyRefExpr(MSPropertyRefExpr *E) {
2121 VisitExpr(E);
2122 Record.push_back(E->isArrow());
2123 Record.AddStmt(E->getBaseExpr());
2124 Record.AddNestedNameSpecifierLoc(E->getQualifierLoc());
2125 Record.AddSourceLocation(E->getMemberLoc());
2126 Record.AddDeclRef(E->getPropertyDecl());
2127 Code = serialization::EXPR_CXX_PROPERTY_REF_EXPR;
2128 }
2129
VisitMSPropertySubscriptExpr(MSPropertySubscriptExpr * E)2130 void ASTStmtWriter::VisitMSPropertySubscriptExpr(MSPropertySubscriptExpr *E) {
2131 VisitExpr(E);
2132 Record.AddStmt(E->getBase());
2133 Record.AddStmt(E->getIdx());
2134 Record.AddSourceLocation(E->getRBracketLoc());
2135 Code = serialization::EXPR_CXX_PROPERTY_SUBSCRIPT_EXPR;
2136 }
2137
VisitCXXUuidofExpr(CXXUuidofExpr * E)2138 void ASTStmtWriter::VisitCXXUuidofExpr(CXXUuidofExpr *E) {
2139 VisitExpr(E);
2140 Record.AddSourceRange(E->getSourceRange());
2141 Record.AddDeclRef(E->getGuidDecl());
2142 if (E->isTypeOperand()) {
2143 Record.AddTypeSourceInfo(E->getTypeOperandSourceInfo());
2144 Code = serialization::EXPR_CXX_UUIDOF_TYPE;
2145 } else {
2146 Record.AddStmt(E->getExprOperand());
2147 Code = serialization::EXPR_CXX_UUIDOF_EXPR;
2148 }
2149 }
2150
VisitSEHExceptStmt(SEHExceptStmt * S)2151 void ASTStmtWriter::VisitSEHExceptStmt(SEHExceptStmt *S) {
2152 VisitStmt(S);
2153 Record.AddSourceLocation(S->getExceptLoc());
2154 Record.AddStmt(S->getFilterExpr());
2155 Record.AddStmt(S->getBlock());
2156 Code = serialization::STMT_SEH_EXCEPT;
2157 }
2158
VisitSEHFinallyStmt(SEHFinallyStmt * S)2159 void ASTStmtWriter::VisitSEHFinallyStmt(SEHFinallyStmt *S) {
2160 VisitStmt(S);
2161 Record.AddSourceLocation(S->getFinallyLoc());
2162 Record.AddStmt(S->getBlock());
2163 Code = serialization::STMT_SEH_FINALLY;
2164 }
2165
VisitSEHTryStmt(SEHTryStmt * S)2166 void ASTStmtWriter::VisitSEHTryStmt(SEHTryStmt *S) {
2167 VisitStmt(S);
2168 Record.push_back(S->getIsCXXTry());
2169 Record.AddSourceLocation(S->getTryLoc());
2170 Record.AddStmt(S->getTryBlock());
2171 Record.AddStmt(S->getHandler());
2172 Code = serialization::STMT_SEH_TRY;
2173 }
2174
VisitSEHLeaveStmt(SEHLeaveStmt * S)2175 void ASTStmtWriter::VisitSEHLeaveStmt(SEHLeaveStmt *S) {
2176 VisitStmt(S);
2177 Record.AddSourceLocation(S->getLeaveLoc());
2178 Code = serialization::STMT_SEH_LEAVE;
2179 }
2180
2181 //===----------------------------------------------------------------------===//
2182 // OpenMP Directives.
2183 //===----------------------------------------------------------------------===//
2184
VisitOMPCanonicalLoop(OMPCanonicalLoop * S)2185 void ASTStmtWriter::VisitOMPCanonicalLoop(OMPCanonicalLoop *S) {
2186 VisitStmt(S);
2187 for (Stmt *SubStmt : S->SubStmts)
2188 Record.AddStmt(SubStmt);
2189 Code = serialization::STMT_OMP_CANONICAL_LOOP;
2190 }
2191
VisitOMPExecutableDirective(OMPExecutableDirective * E)2192 void ASTStmtWriter::VisitOMPExecutableDirective(OMPExecutableDirective *E) {
2193 Record.writeOMPChildren(E->Data);
2194 Record.AddSourceLocation(E->getBeginLoc());
2195 Record.AddSourceLocation(E->getEndLoc());
2196 }
2197
VisitOMPLoopBasedDirective(OMPLoopBasedDirective * D)2198 void ASTStmtWriter::VisitOMPLoopBasedDirective(OMPLoopBasedDirective *D) {
2199 VisitStmt(D);
2200 Record.writeUInt32(D->getLoopsNumber());
2201 VisitOMPExecutableDirective(D);
2202 }
2203
VisitOMPLoopDirective(OMPLoopDirective * D)2204 void ASTStmtWriter::VisitOMPLoopDirective(OMPLoopDirective *D) {
2205 VisitOMPLoopBasedDirective(D);
2206 }
2207
VisitOMPParallelDirective(OMPParallelDirective * D)2208 void ASTStmtWriter::VisitOMPParallelDirective(OMPParallelDirective *D) {
2209 VisitStmt(D);
2210 VisitOMPExecutableDirective(D);
2211 Record.writeBool(D->hasCancel());
2212 Code = serialization::STMT_OMP_PARALLEL_DIRECTIVE;
2213 }
2214
VisitOMPSimdDirective(OMPSimdDirective * D)2215 void ASTStmtWriter::VisitOMPSimdDirective(OMPSimdDirective *D) {
2216 VisitOMPLoopDirective(D);
2217 Code = serialization::STMT_OMP_SIMD_DIRECTIVE;
2218 }
2219
VisitOMPTileDirective(OMPTileDirective * D)2220 void ASTStmtWriter::VisitOMPTileDirective(OMPTileDirective *D) {
2221 VisitOMPLoopBasedDirective(D);
2222 Code = serialization::STMT_OMP_TILE_DIRECTIVE;
2223 }
2224
VisitOMPUnrollDirective(OMPUnrollDirective * D)2225 void ASTStmtWriter::VisitOMPUnrollDirective(OMPUnrollDirective *D) {
2226 VisitOMPLoopBasedDirective(D);
2227 Code = serialization::STMT_OMP_UNROLL_DIRECTIVE;
2228 }
2229
VisitOMPForDirective(OMPForDirective * D)2230 void ASTStmtWriter::VisitOMPForDirective(OMPForDirective *D) {
2231 VisitOMPLoopDirective(D);
2232 Record.writeBool(D->hasCancel());
2233 Code = serialization::STMT_OMP_FOR_DIRECTIVE;
2234 }
2235
VisitOMPForSimdDirective(OMPForSimdDirective * D)2236 void ASTStmtWriter::VisitOMPForSimdDirective(OMPForSimdDirective *D) {
2237 VisitOMPLoopDirective(D);
2238 Code = serialization::STMT_OMP_FOR_SIMD_DIRECTIVE;
2239 }
2240
VisitOMPSectionsDirective(OMPSectionsDirective * D)2241 void ASTStmtWriter::VisitOMPSectionsDirective(OMPSectionsDirective *D) {
2242 VisitStmt(D);
2243 VisitOMPExecutableDirective(D);
2244 Record.writeBool(D->hasCancel());
2245 Code = serialization::STMT_OMP_SECTIONS_DIRECTIVE;
2246 }
2247
VisitOMPSectionDirective(OMPSectionDirective * D)2248 void ASTStmtWriter::VisitOMPSectionDirective(OMPSectionDirective *D) {
2249 VisitStmt(D);
2250 VisitOMPExecutableDirective(D);
2251 Record.writeBool(D->hasCancel());
2252 Code = serialization::STMT_OMP_SECTION_DIRECTIVE;
2253 }
2254
VisitOMPSingleDirective(OMPSingleDirective * D)2255 void ASTStmtWriter::VisitOMPSingleDirective(OMPSingleDirective *D) {
2256 VisitStmt(D);
2257 VisitOMPExecutableDirective(D);
2258 Code = serialization::STMT_OMP_SINGLE_DIRECTIVE;
2259 }
2260
VisitOMPMasterDirective(OMPMasterDirective * D)2261 void ASTStmtWriter::VisitOMPMasterDirective(OMPMasterDirective *D) {
2262 VisitStmt(D);
2263 VisitOMPExecutableDirective(D);
2264 Code = serialization::STMT_OMP_MASTER_DIRECTIVE;
2265 }
2266
VisitOMPCriticalDirective(OMPCriticalDirective * D)2267 void ASTStmtWriter::VisitOMPCriticalDirective(OMPCriticalDirective *D) {
2268 VisitStmt(D);
2269 VisitOMPExecutableDirective(D);
2270 Record.AddDeclarationNameInfo(D->getDirectiveName());
2271 Code = serialization::STMT_OMP_CRITICAL_DIRECTIVE;
2272 }
2273
VisitOMPParallelForDirective(OMPParallelForDirective * D)2274 void ASTStmtWriter::VisitOMPParallelForDirective(OMPParallelForDirective *D) {
2275 VisitOMPLoopDirective(D);
2276 Record.writeBool(D->hasCancel());
2277 Code = serialization::STMT_OMP_PARALLEL_FOR_DIRECTIVE;
2278 }
2279
VisitOMPParallelForSimdDirective(OMPParallelForSimdDirective * D)2280 void ASTStmtWriter::VisitOMPParallelForSimdDirective(
2281 OMPParallelForSimdDirective *D) {
2282 VisitOMPLoopDirective(D);
2283 Code = serialization::STMT_OMP_PARALLEL_FOR_SIMD_DIRECTIVE;
2284 }
2285
VisitOMPParallelMasterDirective(OMPParallelMasterDirective * D)2286 void ASTStmtWriter::VisitOMPParallelMasterDirective(
2287 OMPParallelMasterDirective *D) {
2288 VisitStmt(D);
2289 VisitOMPExecutableDirective(D);
2290 Code = serialization::STMT_OMP_PARALLEL_MASTER_DIRECTIVE;
2291 }
2292
VisitOMPParallelSectionsDirective(OMPParallelSectionsDirective * D)2293 void ASTStmtWriter::VisitOMPParallelSectionsDirective(
2294 OMPParallelSectionsDirective *D) {
2295 VisitStmt(D);
2296 VisitOMPExecutableDirective(D);
2297 Record.writeBool(D->hasCancel());
2298 Code = serialization::STMT_OMP_PARALLEL_SECTIONS_DIRECTIVE;
2299 }
2300
VisitOMPTaskDirective(OMPTaskDirective * D)2301 void ASTStmtWriter::VisitOMPTaskDirective(OMPTaskDirective *D) {
2302 VisitStmt(D);
2303 VisitOMPExecutableDirective(D);
2304 Record.writeBool(D->hasCancel());
2305 Code = serialization::STMT_OMP_TASK_DIRECTIVE;
2306 }
2307
VisitOMPAtomicDirective(OMPAtomicDirective * D)2308 void ASTStmtWriter::VisitOMPAtomicDirective(OMPAtomicDirective *D) {
2309 VisitStmt(D);
2310 VisitOMPExecutableDirective(D);
2311 Record.writeBool(D->isXLHSInRHSPart());
2312 Record.writeBool(D->isPostfixUpdate());
2313 Code = serialization::STMT_OMP_ATOMIC_DIRECTIVE;
2314 }
2315
VisitOMPTargetDirective(OMPTargetDirective * D)2316 void ASTStmtWriter::VisitOMPTargetDirective(OMPTargetDirective *D) {
2317 VisitStmt(D);
2318 VisitOMPExecutableDirective(D);
2319 Code = serialization::STMT_OMP_TARGET_DIRECTIVE;
2320 }
2321
VisitOMPTargetDataDirective(OMPTargetDataDirective * D)2322 void ASTStmtWriter::VisitOMPTargetDataDirective(OMPTargetDataDirective *D) {
2323 VisitStmt(D);
2324 VisitOMPExecutableDirective(D);
2325 Code = serialization::STMT_OMP_TARGET_DATA_DIRECTIVE;
2326 }
2327
VisitOMPTargetEnterDataDirective(OMPTargetEnterDataDirective * D)2328 void ASTStmtWriter::VisitOMPTargetEnterDataDirective(
2329 OMPTargetEnterDataDirective *D) {
2330 VisitStmt(D);
2331 VisitOMPExecutableDirective(D);
2332 Code = serialization::STMT_OMP_TARGET_ENTER_DATA_DIRECTIVE;
2333 }
2334
VisitOMPTargetExitDataDirective(OMPTargetExitDataDirective * D)2335 void ASTStmtWriter::VisitOMPTargetExitDataDirective(
2336 OMPTargetExitDataDirective *D) {
2337 VisitStmt(D);
2338 VisitOMPExecutableDirective(D);
2339 Code = serialization::STMT_OMP_TARGET_EXIT_DATA_DIRECTIVE;
2340 }
2341
VisitOMPTargetParallelDirective(OMPTargetParallelDirective * D)2342 void ASTStmtWriter::VisitOMPTargetParallelDirective(
2343 OMPTargetParallelDirective *D) {
2344 VisitStmt(D);
2345 VisitOMPExecutableDirective(D);
2346 Record.writeBool(D->hasCancel());
2347 Code = serialization::STMT_OMP_TARGET_PARALLEL_DIRECTIVE;
2348 }
2349
VisitOMPTargetParallelForDirective(OMPTargetParallelForDirective * D)2350 void ASTStmtWriter::VisitOMPTargetParallelForDirective(
2351 OMPTargetParallelForDirective *D) {
2352 VisitOMPLoopDirective(D);
2353 Record.writeBool(D->hasCancel());
2354 Code = serialization::STMT_OMP_TARGET_PARALLEL_FOR_DIRECTIVE;
2355 }
2356
VisitOMPTaskyieldDirective(OMPTaskyieldDirective * D)2357 void ASTStmtWriter::VisitOMPTaskyieldDirective(OMPTaskyieldDirective *D) {
2358 VisitStmt(D);
2359 VisitOMPExecutableDirective(D);
2360 Code = serialization::STMT_OMP_TASKYIELD_DIRECTIVE;
2361 }
2362
VisitOMPBarrierDirective(OMPBarrierDirective * D)2363 void ASTStmtWriter::VisitOMPBarrierDirective(OMPBarrierDirective *D) {
2364 VisitStmt(D);
2365 VisitOMPExecutableDirective(D);
2366 Code = serialization::STMT_OMP_BARRIER_DIRECTIVE;
2367 }
2368
VisitOMPTaskwaitDirective(OMPTaskwaitDirective * D)2369 void ASTStmtWriter::VisitOMPTaskwaitDirective(OMPTaskwaitDirective *D) {
2370 VisitStmt(D);
2371 VisitOMPExecutableDirective(D);
2372 Code = serialization::STMT_OMP_TASKWAIT_DIRECTIVE;
2373 }
2374
VisitOMPTaskgroupDirective(OMPTaskgroupDirective * D)2375 void ASTStmtWriter::VisitOMPTaskgroupDirective(OMPTaskgroupDirective *D) {
2376 VisitStmt(D);
2377 VisitOMPExecutableDirective(D);
2378 Code = serialization::STMT_OMP_TASKGROUP_DIRECTIVE;
2379 }
2380
VisitOMPFlushDirective(OMPFlushDirective * D)2381 void ASTStmtWriter::VisitOMPFlushDirective(OMPFlushDirective *D) {
2382 VisitStmt(D);
2383 VisitOMPExecutableDirective(D);
2384 Code = serialization::STMT_OMP_FLUSH_DIRECTIVE;
2385 }
2386
VisitOMPDepobjDirective(OMPDepobjDirective * D)2387 void ASTStmtWriter::VisitOMPDepobjDirective(OMPDepobjDirective *D) {
2388 VisitStmt(D);
2389 VisitOMPExecutableDirective(D);
2390 Code = serialization::STMT_OMP_DEPOBJ_DIRECTIVE;
2391 }
2392
VisitOMPScanDirective(OMPScanDirective * D)2393 void ASTStmtWriter::VisitOMPScanDirective(OMPScanDirective *D) {
2394 VisitStmt(D);
2395 VisitOMPExecutableDirective(D);
2396 Code = serialization::STMT_OMP_SCAN_DIRECTIVE;
2397 }
2398
VisitOMPOrderedDirective(OMPOrderedDirective * D)2399 void ASTStmtWriter::VisitOMPOrderedDirective(OMPOrderedDirective *D) {
2400 VisitStmt(D);
2401 VisitOMPExecutableDirective(D);
2402 Code = serialization::STMT_OMP_ORDERED_DIRECTIVE;
2403 }
2404
VisitOMPTeamsDirective(OMPTeamsDirective * D)2405 void ASTStmtWriter::VisitOMPTeamsDirective(OMPTeamsDirective *D) {
2406 VisitStmt(D);
2407 VisitOMPExecutableDirective(D);
2408 Code = serialization::STMT_OMP_TEAMS_DIRECTIVE;
2409 }
2410
VisitOMPCancellationPointDirective(OMPCancellationPointDirective * D)2411 void ASTStmtWriter::VisitOMPCancellationPointDirective(
2412 OMPCancellationPointDirective *D) {
2413 VisitStmt(D);
2414 VisitOMPExecutableDirective(D);
2415 Record.writeEnum(D->getCancelRegion());
2416 Code = serialization::STMT_OMP_CANCELLATION_POINT_DIRECTIVE;
2417 }
2418
VisitOMPCancelDirective(OMPCancelDirective * D)2419 void ASTStmtWriter::VisitOMPCancelDirective(OMPCancelDirective *D) {
2420 VisitStmt(D);
2421 VisitOMPExecutableDirective(D);
2422 Record.writeEnum(D->getCancelRegion());
2423 Code = serialization::STMT_OMP_CANCEL_DIRECTIVE;
2424 }
2425
VisitOMPTaskLoopDirective(OMPTaskLoopDirective * D)2426 void ASTStmtWriter::VisitOMPTaskLoopDirective(OMPTaskLoopDirective *D) {
2427 VisitOMPLoopDirective(D);
2428 Record.writeBool(D->hasCancel());
2429 Code = serialization::STMT_OMP_TASKLOOP_DIRECTIVE;
2430 }
2431
VisitOMPTaskLoopSimdDirective(OMPTaskLoopSimdDirective * D)2432 void ASTStmtWriter::VisitOMPTaskLoopSimdDirective(OMPTaskLoopSimdDirective *D) {
2433 VisitOMPLoopDirective(D);
2434 Code = serialization::STMT_OMP_TASKLOOP_SIMD_DIRECTIVE;
2435 }
2436
VisitOMPMasterTaskLoopDirective(OMPMasterTaskLoopDirective * D)2437 void ASTStmtWriter::VisitOMPMasterTaskLoopDirective(
2438 OMPMasterTaskLoopDirective *D) {
2439 VisitOMPLoopDirective(D);
2440 Record.writeBool(D->hasCancel());
2441 Code = serialization::STMT_OMP_MASTER_TASKLOOP_DIRECTIVE;
2442 }
2443
VisitOMPMasterTaskLoopSimdDirective(OMPMasterTaskLoopSimdDirective * D)2444 void ASTStmtWriter::VisitOMPMasterTaskLoopSimdDirective(
2445 OMPMasterTaskLoopSimdDirective *D) {
2446 VisitOMPLoopDirective(D);
2447 Code = serialization::STMT_OMP_MASTER_TASKLOOP_SIMD_DIRECTIVE;
2448 }
2449
VisitOMPParallelMasterTaskLoopDirective(OMPParallelMasterTaskLoopDirective * D)2450 void ASTStmtWriter::VisitOMPParallelMasterTaskLoopDirective(
2451 OMPParallelMasterTaskLoopDirective *D) {
2452 VisitOMPLoopDirective(D);
2453 Record.writeBool(D->hasCancel());
2454 Code = serialization::STMT_OMP_PARALLEL_MASTER_TASKLOOP_DIRECTIVE;
2455 }
2456
VisitOMPParallelMasterTaskLoopSimdDirective(OMPParallelMasterTaskLoopSimdDirective * D)2457 void ASTStmtWriter::VisitOMPParallelMasterTaskLoopSimdDirective(
2458 OMPParallelMasterTaskLoopSimdDirective *D) {
2459 VisitOMPLoopDirective(D);
2460 Code = serialization::STMT_OMP_PARALLEL_MASTER_TASKLOOP_SIMD_DIRECTIVE;
2461 }
2462
VisitOMPDistributeDirective(OMPDistributeDirective * D)2463 void ASTStmtWriter::VisitOMPDistributeDirective(OMPDistributeDirective *D) {
2464 VisitOMPLoopDirective(D);
2465 Code = serialization::STMT_OMP_DISTRIBUTE_DIRECTIVE;
2466 }
2467
VisitOMPTargetUpdateDirective(OMPTargetUpdateDirective * D)2468 void ASTStmtWriter::VisitOMPTargetUpdateDirective(OMPTargetUpdateDirective *D) {
2469 VisitStmt(D);
2470 VisitOMPExecutableDirective(D);
2471 Code = serialization::STMT_OMP_TARGET_UPDATE_DIRECTIVE;
2472 }
2473
VisitOMPDistributeParallelForDirective(OMPDistributeParallelForDirective * D)2474 void ASTStmtWriter::VisitOMPDistributeParallelForDirective(
2475 OMPDistributeParallelForDirective *D) {
2476 VisitOMPLoopDirective(D);
2477 Record.writeBool(D->hasCancel());
2478 Code = serialization::STMT_OMP_DISTRIBUTE_PARALLEL_FOR_DIRECTIVE;
2479 }
2480
VisitOMPDistributeParallelForSimdDirective(OMPDistributeParallelForSimdDirective * D)2481 void ASTStmtWriter::VisitOMPDistributeParallelForSimdDirective(
2482 OMPDistributeParallelForSimdDirective *D) {
2483 VisitOMPLoopDirective(D);
2484 Code = serialization::STMT_OMP_DISTRIBUTE_PARALLEL_FOR_SIMD_DIRECTIVE;
2485 }
2486
VisitOMPDistributeSimdDirective(OMPDistributeSimdDirective * D)2487 void ASTStmtWriter::VisitOMPDistributeSimdDirective(
2488 OMPDistributeSimdDirective *D) {
2489 VisitOMPLoopDirective(D);
2490 Code = serialization::STMT_OMP_DISTRIBUTE_SIMD_DIRECTIVE;
2491 }
2492
VisitOMPTargetParallelForSimdDirective(OMPTargetParallelForSimdDirective * D)2493 void ASTStmtWriter::VisitOMPTargetParallelForSimdDirective(
2494 OMPTargetParallelForSimdDirective *D) {
2495 VisitOMPLoopDirective(D);
2496 Code = serialization::STMT_OMP_TARGET_PARALLEL_FOR_SIMD_DIRECTIVE;
2497 }
2498
VisitOMPTargetSimdDirective(OMPTargetSimdDirective * D)2499 void ASTStmtWriter::VisitOMPTargetSimdDirective(OMPTargetSimdDirective *D) {
2500 VisitOMPLoopDirective(D);
2501 Code = serialization::STMT_OMP_TARGET_SIMD_DIRECTIVE;
2502 }
2503
VisitOMPTeamsDistributeDirective(OMPTeamsDistributeDirective * D)2504 void ASTStmtWriter::VisitOMPTeamsDistributeDirective(
2505 OMPTeamsDistributeDirective *D) {
2506 VisitOMPLoopDirective(D);
2507 Code = serialization::STMT_OMP_TEAMS_DISTRIBUTE_DIRECTIVE;
2508 }
2509
VisitOMPTeamsDistributeSimdDirective(OMPTeamsDistributeSimdDirective * D)2510 void ASTStmtWriter::VisitOMPTeamsDistributeSimdDirective(
2511 OMPTeamsDistributeSimdDirective *D) {
2512 VisitOMPLoopDirective(D);
2513 Code = serialization::STMT_OMP_TEAMS_DISTRIBUTE_SIMD_DIRECTIVE;
2514 }
2515
VisitOMPTeamsDistributeParallelForSimdDirective(OMPTeamsDistributeParallelForSimdDirective * D)2516 void ASTStmtWriter::VisitOMPTeamsDistributeParallelForSimdDirective(
2517 OMPTeamsDistributeParallelForSimdDirective *D) {
2518 VisitOMPLoopDirective(D);
2519 Code = serialization::STMT_OMP_TEAMS_DISTRIBUTE_PARALLEL_FOR_SIMD_DIRECTIVE;
2520 }
2521
VisitOMPTeamsDistributeParallelForDirective(OMPTeamsDistributeParallelForDirective * D)2522 void ASTStmtWriter::VisitOMPTeamsDistributeParallelForDirective(
2523 OMPTeamsDistributeParallelForDirective *D) {
2524 VisitOMPLoopDirective(D);
2525 Record.writeBool(D->hasCancel());
2526 Code = serialization::STMT_OMP_TEAMS_DISTRIBUTE_PARALLEL_FOR_DIRECTIVE;
2527 }
2528
VisitOMPTargetTeamsDirective(OMPTargetTeamsDirective * D)2529 void ASTStmtWriter::VisitOMPTargetTeamsDirective(OMPTargetTeamsDirective *D) {
2530 VisitStmt(D);
2531 VisitOMPExecutableDirective(D);
2532 Code = serialization::STMT_OMP_TARGET_TEAMS_DIRECTIVE;
2533 }
2534
VisitOMPTargetTeamsDistributeDirective(OMPTargetTeamsDistributeDirective * D)2535 void ASTStmtWriter::VisitOMPTargetTeamsDistributeDirective(
2536 OMPTargetTeamsDistributeDirective *D) {
2537 VisitOMPLoopDirective(D);
2538 Code = serialization::STMT_OMP_TARGET_TEAMS_DISTRIBUTE_DIRECTIVE;
2539 }
2540
VisitOMPTargetTeamsDistributeParallelForDirective(OMPTargetTeamsDistributeParallelForDirective * D)2541 void ASTStmtWriter::VisitOMPTargetTeamsDistributeParallelForDirective(
2542 OMPTargetTeamsDistributeParallelForDirective *D) {
2543 VisitOMPLoopDirective(D);
2544 Record.writeBool(D->hasCancel());
2545 Code = serialization::STMT_OMP_TARGET_TEAMS_DISTRIBUTE_PARALLEL_FOR_DIRECTIVE;
2546 }
2547
VisitOMPTargetTeamsDistributeParallelForSimdDirective(OMPTargetTeamsDistributeParallelForSimdDirective * D)2548 void ASTStmtWriter::VisitOMPTargetTeamsDistributeParallelForSimdDirective(
2549 OMPTargetTeamsDistributeParallelForSimdDirective *D) {
2550 VisitOMPLoopDirective(D);
2551 Code = serialization::
2552 STMT_OMP_TARGET_TEAMS_DISTRIBUTE_PARALLEL_FOR_SIMD_DIRECTIVE;
2553 }
2554
VisitOMPTargetTeamsDistributeSimdDirective(OMPTargetTeamsDistributeSimdDirective * D)2555 void ASTStmtWriter::VisitOMPTargetTeamsDistributeSimdDirective(
2556 OMPTargetTeamsDistributeSimdDirective *D) {
2557 VisitOMPLoopDirective(D);
2558 Code = serialization::STMT_OMP_TARGET_TEAMS_DISTRIBUTE_SIMD_DIRECTIVE;
2559 }
2560
VisitOMPInteropDirective(OMPInteropDirective * D)2561 void ASTStmtWriter::VisitOMPInteropDirective(OMPInteropDirective *D) {
2562 VisitStmt(D);
2563 VisitOMPExecutableDirective(D);
2564 Code = serialization::STMT_OMP_INTEROP_DIRECTIVE;
2565 }
2566
VisitOMPDispatchDirective(OMPDispatchDirective * D)2567 void ASTStmtWriter::VisitOMPDispatchDirective(OMPDispatchDirective *D) {
2568 VisitStmt(D);
2569 VisitOMPExecutableDirective(D);
2570 Record.AddSourceLocation(D->getTargetCallLoc());
2571 Code = serialization::STMT_OMP_DISPATCH_DIRECTIVE;
2572 }
2573
VisitOMPMaskedDirective(OMPMaskedDirective * D)2574 void ASTStmtWriter::VisitOMPMaskedDirective(OMPMaskedDirective *D) {
2575 VisitStmt(D);
2576 VisitOMPExecutableDirective(D);
2577 Code = serialization::STMT_OMP_MASKED_DIRECTIVE;
2578 }
2579
2580 //===----------------------------------------------------------------------===//
2581 // ASTWriter Implementation
2582 //===----------------------------------------------------------------------===//
2583
RecordSwitchCaseID(SwitchCase * S)2584 unsigned ASTWriter::RecordSwitchCaseID(SwitchCase *S) {
2585 assert(SwitchCaseIDs.find(S) == SwitchCaseIDs.end() &&
2586 "SwitchCase recorded twice");
2587 unsigned NextID = SwitchCaseIDs.size();
2588 SwitchCaseIDs[S] = NextID;
2589 return NextID;
2590 }
2591
getSwitchCaseID(SwitchCase * S)2592 unsigned ASTWriter::getSwitchCaseID(SwitchCase *S) {
2593 assert(SwitchCaseIDs.find(S) != SwitchCaseIDs.end() &&
2594 "SwitchCase hasn't been seen yet");
2595 return SwitchCaseIDs[S];
2596 }
2597
ClearSwitchCaseIDs()2598 void ASTWriter::ClearSwitchCaseIDs() {
2599 SwitchCaseIDs.clear();
2600 }
2601
2602 /// Write the given substatement or subexpression to the
2603 /// bitstream.
WriteSubStmt(Stmt * S)2604 void ASTWriter::WriteSubStmt(Stmt *S) {
2605 RecordData Record;
2606 ASTStmtWriter Writer(*this, Record);
2607 ++NumStatements;
2608
2609 if (!S) {
2610 Stream.EmitRecord(serialization::STMT_NULL_PTR, Record);
2611 return;
2612 }
2613
2614 llvm::DenseMap<Stmt *, uint64_t>::iterator I = SubStmtEntries.find(S);
2615 if (I != SubStmtEntries.end()) {
2616 Record.push_back(I->second);
2617 Stream.EmitRecord(serialization::STMT_REF_PTR, Record);
2618 return;
2619 }
2620
2621 #ifndef NDEBUG
2622 assert(!ParentStmts.count(S) && "There is a Stmt cycle!");
2623
2624 struct ParentStmtInserterRAII {
2625 Stmt *S;
2626 llvm::DenseSet<Stmt *> &ParentStmts;
2627
2628 ParentStmtInserterRAII(Stmt *S, llvm::DenseSet<Stmt *> &ParentStmts)
2629 : S(S), ParentStmts(ParentStmts) {
2630 ParentStmts.insert(S);
2631 }
2632 ~ParentStmtInserterRAII() {
2633 ParentStmts.erase(S);
2634 }
2635 };
2636
2637 ParentStmtInserterRAII ParentStmtInserter(S, ParentStmts);
2638 #endif
2639
2640 Writer.Visit(S);
2641
2642 uint64_t Offset = Writer.Emit();
2643 SubStmtEntries[S] = Offset;
2644 }
2645
2646 /// Flush all of the statements that have been added to the
2647 /// queue via AddStmt().
FlushStmts()2648 void ASTRecordWriter::FlushStmts() {
2649 // We expect to be the only consumer of the two temporary statement maps,
2650 // assert that they are empty.
2651 assert(Writer->SubStmtEntries.empty() && "unexpected entries in sub-stmt map");
2652 assert(Writer->ParentStmts.empty() && "unexpected entries in parent stmt map");
2653
2654 for (unsigned I = 0, N = StmtsToEmit.size(); I != N; ++I) {
2655 Writer->WriteSubStmt(StmtsToEmit[I]);
2656
2657 assert(N == StmtsToEmit.size() && "record modified while being written!");
2658
2659 // Note that we are at the end of a full expression. Any
2660 // expression records that follow this one are part of a different
2661 // expression.
2662 Writer->Stream.EmitRecord(serialization::STMT_STOP, ArrayRef<uint32_t>());
2663
2664 Writer->SubStmtEntries.clear();
2665 Writer->ParentStmts.clear();
2666 }
2667
2668 StmtsToEmit.clear();
2669 }
2670
FlushSubStmts()2671 void ASTRecordWriter::FlushSubStmts() {
2672 // For a nested statement, write out the substatements in reverse order (so
2673 // that a simple stack machine can be used when loading), and don't emit a
2674 // STMT_STOP after each one.
2675 for (unsigned I = 0, N = StmtsToEmit.size(); I != N; ++I) {
2676 Writer->WriteSubStmt(StmtsToEmit[N - I - 1]);
2677 assert(N == StmtsToEmit.size() && "record modified while being written!");
2678 }
2679
2680 StmtsToEmit.clear();
2681 }
2682