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1 //===--- ASTWriterStmt.cpp - Statement and Expression Serialization -------===//
2 //
3 //                     The LLVM Compiler Infrastructure
4 //
5 // This file is distributed under the University of Illinois Open Source
6 // License. See LICENSE.TXT for details.
7 //
8 //===----------------------------------------------------------------------===//
9 ///
10 /// \file
11 /// \brief Implements serialization for Statements and Expressions.
12 ///
13 //===----------------------------------------------------------------------===//
14 
15 #include "clang/Serialization/ASTWriter.h"
16 #include "clang/AST/ASTContext.h"
17 #include "clang/AST/DeclCXX.h"
18 #include "clang/AST/DeclObjC.h"
19 #include "clang/AST/DeclTemplate.h"
20 #include "clang/AST/StmtVisitor.h"
21 #include "clang/Lex/Token.h"
22 #include "llvm/Bitcode/BitstreamWriter.h"
23 using namespace clang;
24 
25 //===----------------------------------------------------------------------===//
26 // Statement/expression serialization
27 //===----------------------------------------------------------------------===//
28 
29 namespace clang {
30 
31   class ASTStmtWriter : public StmtVisitor<ASTStmtWriter, void> {
32     ASTWriter &Writer;
33     ASTRecordWriter Record;
34 
35     serialization::StmtCode Code;
36     unsigned AbbrevToUse;
37 
38   public:
ASTStmtWriter(ASTWriter & Writer,ASTWriter::RecordData & Record)39     ASTStmtWriter(ASTWriter &Writer, ASTWriter::RecordData &Record)
40         : Writer(Writer), Record(Writer, Record),
41           Code(serialization::STMT_NULL_PTR), AbbrevToUse(0) {}
42 
43     ASTStmtWriter(const ASTStmtWriter&) = delete;
44 
Emit()45     uint64_t Emit() {
46       assert(Code != serialization::STMT_NULL_PTR &&
47              "unhandled sub-statement writing AST file");
48       return Record.EmitStmt(Code, AbbrevToUse);
49     }
50 
51     void AddTemplateKWAndArgsInfo(const ASTTemplateKWAndArgsInfo &ArgInfo,
52                                   const TemplateArgumentLoc *Args);
53 
54     void VisitStmt(Stmt *S);
55 #define STMT(Type, Base) \
56     void Visit##Type(Type *);
57 #include "clang/AST/StmtNodes.inc"
58   };
59 }
60 
AddTemplateKWAndArgsInfo(const ASTTemplateKWAndArgsInfo & ArgInfo,const TemplateArgumentLoc * Args)61 void ASTStmtWriter::AddTemplateKWAndArgsInfo(
62     const ASTTemplateKWAndArgsInfo &ArgInfo, const TemplateArgumentLoc *Args) {
63   Record.AddSourceLocation(ArgInfo.TemplateKWLoc);
64   Record.AddSourceLocation(ArgInfo.LAngleLoc);
65   Record.AddSourceLocation(ArgInfo.RAngleLoc);
66   for (unsigned i = 0; i != ArgInfo.NumTemplateArgs; ++i)
67     Record.AddTemplateArgumentLoc(Args[i]);
68 }
69 
VisitStmt(Stmt * S)70 void ASTStmtWriter::VisitStmt(Stmt *S) {
71 }
72 
VisitNullStmt(NullStmt * S)73 void ASTStmtWriter::VisitNullStmt(NullStmt *S) {
74   VisitStmt(S);
75   Record.AddSourceLocation(S->getSemiLoc());
76   Record.push_back(S->HasLeadingEmptyMacro);
77   Code = serialization::STMT_NULL;
78 }
79 
VisitCompoundStmt(CompoundStmt * S)80 void ASTStmtWriter::VisitCompoundStmt(CompoundStmt *S) {
81   VisitStmt(S);
82   Record.push_back(S->size());
83   for (auto *CS : S->body())
84     Record.AddStmt(CS);
85   Record.AddSourceLocation(S->getLBracLoc());
86   Record.AddSourceLocation(S->getRBracLoc());
87   Code = serialization::STMT_COMPOUND;
88 }
89 
VisitSwitchCase(SwitchCase * S)90 void ASTStmtWriter::VisitSwitchCase(SwitchCase *S) {
91   VisitStmt(S);
92   Record.push_back(Writer.getSwitchCaseID(S));
93   Record.AddSourceLocation(S->getKeywordLoc());
94   Record.AddSourceLocation(S->getColonLoc());
95 }
96 
VisitCaseStmt(CaseStmt * S)97 void ASTStmtWriter::VisitCaseStmt(CaseStmt *S) {
98   VisitSwitchCase(S);
99   Record.AddStmt(S->getLHS());
100   Record.AddStmt(S->getRHS());
101   Record.AddStmt(S->getSubStmt());
102   Record.AddSourceLocation(S->getEllipsisLoc());
103   Code = serialization::STMT_CASE;
104 }
105 
VisitDefaultStmt(DefaultStmt * S)106 void ASTStmtWriter::VisitDefaultStmt(DefaultStmt *S) {
107   VisitSwitchCase(S);
108   Record.AddStmt(S->getSubStmt());
109   Code = serialization::STMT_DEFAULT;
110 }
111 
VisitLabelStmt(LabelStmt * S)112 void ASTStmtWriter::VisitLabelStmt(LabelStmt *S) {
113   VisitStmt(S);
114   Record.AddDeclRef(S->getDecl());
115   Record.AddStmt(S->getSubStmt());
116   Record.AddSourceLocation(S->getIdentLoc());
117   Code = serialization::STMT_LABEL;
118 }
119 
VisitAttributedStmt(AttributedStmt * S)120 void ASTStmtWriter::VisitAttributedStmt(AttributedStmt *S) {
121   VisitStmt(S);
122   Record.push_back(S->getAttrs().size());
123   Record.AddAttributes(S->getAttrs());
124   Record.AddStmt(S->getSubStmt());
125   Record.AddSourceLocation(S->getAttrLoc());
126   Code = serialization::STMT_ATTRIBUTED;
127 }
128 
VisitIfStmt(IfStmt * S)129 void ASTStmtWriter::VisitIfStmt(IfStmt *S) {
130   VisitStmt(S);
131   Record.push_back(S->isConstexpr());
132   Record.AddStmt(S->getInit());
133   Record.AddDeclRef(S->getConditionVariable());
134   Record.AddStmt(S->getCond());
135   Record.AddStmt(S->getThen());
136   Record.AddStmt(S->getElse());
137   Record.AddSourceLocation(S->getIfLoc());
138   Record.AddSourceLocation(S->getElseLoc());
139   Code = serialization::STMT_IF;
140 }
141 
VisitSwitchStmt(SwitchStmt * S)142 void ASTStmtWriter::VisitSwitchStmt(SwitchStmt *S) {
143   VisitStmt(S);
144   Record.AddStmt(S->getInit());
145   Record.AddDeclRef(S->getConditionVariable());
146   Record.AddStmt(S->getCond());
147   Record.AddStmt(S->getBody());
148   Record.AddSourceLocation(S->getSwitchLoc());
149   Record.push_back(S->isAllEnumCasesCovered());
150   for (SwitchCase *SC = S->getSwitchCaseList(); SC;
151        SC = SC->getNextSwitchCase())
152     Record.push_back(Writer.RecordSwitchCaseID(SC));
153   Code = serialization::STMT_SWITCH;
154 }
155 
VisitWhileStmt(WhileStmt * S)156 void ASTStmtWriter::VisitWhileStmt(WhileStmt *S) {
157   VisitStmt(S);
158   Record.AddDeclRef(S->getConditionVariable());
159   Record.AddStmt(S->getCond());
160   Record.AddStmt(S->getBody());
161   Record.AddSourceLocation(S->getWhileLoc());
162   Code = serialization::STMT_WHILE;
163 }
164 
VisitDoStmt(DoStmt * S)165 void ASTStmtWriter::VisitDoStmt(DoStmt *S) {
166   VisitStmt(S);
167   Record.AddStmt(S->getCond());
168   Record.AddStmt(S->getBody());
169   Record.AddSourceLocation(S->getDoLoc());
170   Record.AddSourceLocation(S->getWhileLoc());
171   Record.AddSourceLocation(S->getRParenLoc());
172   Code = serialization::STMT_DO;
173 }
174 
VisitForStmt(ForStmt * S)175 void ASTStmtWriter::VisitForStmt(ForStmt *S) {
176   VisitStmt(S);
177   Record.AddStmt(S->getInit());
178   Record.AddStmt(S->getCond());
179   Record.AddDeclRef(S->getConditionVariable());
180   Record.AddStmt(S->getInc());
181   Record.AddStmt(S->getBody());
182   Record.AddSourceLocation(S->getForLoc());
183   Record.AddSourceLocation(S->getLParenLoc());
184   Record.AddSourceLocation(S->getRParenLoc());
185   Code = serialization::STMT_FOR;
186 }
187 
VisitGotoStmt(GotoStmt * S)188 void ASTStmtWriter::VisitGotoStmt(GotoStmt *S) {
189   VisitStmt(S);
190   Record.AddDeclRef(S->getLabel());
191   Record.AddSourceLocation(S->getGotoLoc());
192   Record.AddSourceLocation(S->getLabelLoc());
193   Code = serialization::STMT_GOTO;
194 }
195 
VisitIndirectGotoStmt(IndirectGotoStmt * S)196 void ASTStmtWriter::VisitIndirectGotoStmt(IndirectGotoStmt *S) {
197   VisitStmt(S);
198   Record.AddSourceLocation(S->getGotoLoc());
199   Record.AddSourceLocation(S->getStarLoc());
200   Record.AddStmt(S->getTarget());
201   Code = serialization::STMT_INDIRECT_GOTO;
202 }
203 
VisitContinueStmt(ContinueStmt * S)204 void ASTStmtWriter::VisitContinueStmt(ContinueStmt *S) {
205   VisitStmt(S);
206   Record.AddSourceLocation(S->getContinueLoc());
207   Code = serialization::STMT_CONTINUE;
208 }
209 
VisitBreakStmt(BreakStmt * S)210 void ASTStmtWriter::VisitBreakStmt(BreakStmt *S) {
211   VisitStmt(S);
212   Record.AddSourceLocation(S->getBreakLoc());
213   Code = serialization::STMT_BREAK;
214 }
215 
VisitReturnStmt(ReturnStmt * S)216 void ASTStmtWriter::VisitReturnStmt(ReturnStmt *S) {
217   VisitStmt(S);
218   Record.AddStmt(S->getRetValue());
219   Record.AddSourceLocation(S->getReturnLoc());
220   Record.AddDeclRef(S->getNRVOCandidate());
221   Code = serialization::STMT_RETURN;
222 }
223 
VisitDeclStmt(DeclStmt * S)224 void ASTStmtWriter::VisitDeclStmt(DeclStmt *S) {
225   VisitStmt(S);
226   Record.AddSourceLocation(S->getStartLoc());
227   Record.AddSourceLocation(S->getEndLoc());
228   DeclGroupRef DG = S->getDeclGroup();
229   for (DeclGroupRef::iterator D = DG.begin(), DEnd = DG.end(); D != DEnd; ++D)
230     Record.AddDeclRef(*D);
231   Code = serialization::STMT_DECL;
232 }
233 
VisitAsmStmt(AsmStmt * S)234 void ASTStmtWriter::VisitAsmStmt(AsmStmt *S) {
235   VisitStmt(S);
236   Record.push_back(S->getNumOutputs());
237   Record.push_back(S->getNumInputs());
238   Record.push_back(S->getNumClobbers());
239   Record.AddSourceLocation(S->getAsmLoc());
240   Record.push_back(S->isVolatile());
241   Record.push_back(S->isSimple());
242 }
243 
VisitGCCAsmStmt(GCCAsmStmt * S)244 void ASTStmtWriter::VisitGCCAsmStmt(GCCAsmStmt *S) {
245   VisitAsmStmt(S);
246   Record.AddSourceLocation(S->getRParenLoc());
247   Record.AddStmt(S->getAsmString());
248 
249   // Outputs
250   for (unsigned I = 0, N = S->getNumOutputs(); I != N; ++I) {
251     Record.AddIdentifierRef(S->getOutputIdentifier(I));
252     Record.AddStmt(S->getOutputConstraintLiteral(I));
253     Record.AddStmt(S->getOutputExpr(I));
254   }
255 
256   // Inputs
257   for (unsigned I = 0, N = S->getNumInputs(); I != N; ++I) {
258     Record.AddIdentifierRef(S->getInputIdentifier(I));
259     Record.AddStmt(S->getInputConstraintLiteral(I));
260     Record.AddStmt(S->getInputExpr(I));
261   }
262 
263   // Clobbers
264   for (unsigned I = 0, N = S->getNumClobbers(); I != N; ++I)
265     Record.AddStmt(S->getClobberStringLiteral(I));
266 
267   Code = serialization::STMT_GCCASM;
268 }
269 
VisitMSAsmStmt(MSAsmStmt * S)270 void ASTStmtWriter::VisitMSAsmStmt(MSAsmStmt *S) {
271   VisitAsmStmt(S);
272   Record.AddSourceLocation(S->getLBraceLoc());
273   Record.AddSourceLocation(S->getEndLoc());
274   Record.push_back(S->getNumAsmToks());
275   Record.AddString(S->getAsmString());
276 
277   // Tokens
278   for (unsigned I = 0, N = S->getNumAsmToks(); I != N; ++I) {
279     // FIXME: Move this to ASTRecordWriter?
280     Writer.AddToken(S->getAsmToks()[I], Record.getRecordData());
281   }
282 
283   // Clobbers
284   for (unsigned I = 0, N = S->getNumClobbers(); I != N; ++I) {
285     Record.AddString(S->getClobber(I));
286   }
287 
288   // Outputs
289   for (unsigned I = 0, N = S->getNumOutputs(); I != N; ++I) {
290     Record.AddStmt(S->getOutputExpr(I));
291     Record.AddString(S->getOutputConstraint(I));
292   }
293 
294   // Inputs
295   for (unsigned I = 0, N = S->getNumInputs(); I != N; ++I) {
296     Record.AddStmt(S->getInputExpr(I));
297     Record.AddString(S->getInputConstraint(I));
298   }
299 
300   Code = serialization::STMT_MSASM;
301 }
302 
VisitCoroutineBodyStmt(CoroutineBodyStmt * S)303 void ASTStmtWriter::VisitCoroutineBodyStmt(CoroutineBodyStmt *S) {
304   // FIXME: Implement coroutine serialization.
305   llvm_unreachable("unimplemented");
306 }
307 
VisitCoreturnStmt(CoreturnStmt * S)308 void ASTStmtWriter::VisitCoreturnStmt(CoreturnStmt *S) {
309   // FIXME: Implement coroutine serialization.
310   llvm_unreachable("unimplemented");
311 }
312 
VisitCoawaitExpr(CoawaitExpr * S)313 void ASTStmtWriter::VisitCoawaitExpr(CoawaitExpr *S) {
314   // FIXME: Implement coroutine serialization.
315   llvm_unreachable("unimplemented");
316 }
317 
VisitCoyieldExpr(CoyieldExpr * S)318 void ASTStmtWriter::VisitCoyieldExpr(CoyieldExpr *S) {
319   // FIXME: Implement coroutine serialization.
320   llvm_unreachable("unimplemented");
321 }
322 
VisitCapturedStmt(CapturedStmt * S)323 void ASTStmtWriter::VisitCapturedStmt(CapturedStmt *S) {
324   VisitStmt(S);
325   // NumCaptures
326   Record.push_back(std::distance(S->capture_begin(), S->capture_end()));
327 
328   // CapturedDecl and captured region kind
329   Record.AddDeclRef(S->getCapturedDecl());
330   Record.push_back(S->getCapturedRegionKind());
331 
332   Record.AddDeclRef(S->getCapturedRecordDecl());
333 
334   // Capture inits
335   for (auto *I : S->capture_inits())
336     Record.AddStmt(I);
337 
338   // Body
339   Record.AddStmt(S->getCapturedStmt());
340 
341   // Captures
342   for (const auto &I : S->captures()) {
343     if (I.capturesThis() || I.capturesVariableArrayType())
344       Record.AddDeclRef(nullptr);
345     else
346       Record.AddDeclRef(I.getCapturedVar());
347     Record.push_back(I.getCaptureKind());
348     Record.AddSourceLocation(I.getLocation());
349   }
350 
351   Code = serialization::STMT_CAPTURED;
352 }
353 
VisitExpr(Expr * E)354 void ASTStmtWriter::VisitExpr(Expr *E) {
355   VisitStmt(E);
356   Record.AddTypeRef(E->getType());
357   Record.push_back(E->isTypeDependent());
358   Record.push_back(E->isValueDependent());
359   Record.push_back(E->isInstantiationDependent());
360   Record.push_back(E->containsUnexpandedParameterPack());
361   Record.push_back(E->getValueKind());
362   Record.push_back(E->getObjectKind());
363 }
364 
VisitPredefinedExpr(PredefinedExpr * E)365 void ASTStmtWriter::VisitPredefinedExpr(PredefinedExpr *E) {
366   VisitExpr(E);
367   Record.AddSourceLocation(E->getLocation());
368   Record.push_back(E->getIdentType()); // FIXME: stable encoding
369   Record.AddStmt(E->getFunctionName());
370   Code = serialization::EXPR_PREDEFINED;
371 }
372 
VisitDeclRefExpr(DeclRefExpr * E)373 void ASTStmtWriter::VisitDeclRefExpr(DeclRefExpr *E) {
374   VisitExpr(E);
375 
376   Record.push_back(E->hasQualifier());
377   Record.push_back(E->getDecl() != E->getFoundDecl());
378   Record.push_back(E->hasTemplateKWAndArgsInfo());
379   Record.push_back(E->hadMultipleCandidates());
380   Record.push_back(E->refersToEnclosingVariableOrCapture());
381 
382   if (E->hasTemplateKWAndArgsInfo()) {
383     unsigned NumTemplateArgs = E->getNumTemplateArgs();
384     Record.push_back(NumTemplateArgs);
385   }
386 
387   DeclarationName::NameKind nk = (E->getDecl()->getDeclName().getNameKind());
388 
389   if ((!E->hasTemplateKWAndArgsInfo()) && (!E->hasQualifier()) &&
390       (E->getDecl() == E->getFoundDecl()) &&
391       nk == DeclarationName::Identifier) {
392     AbbrevToUse = Writer.getDeclRefExprAbbrev();
393   }
394 
395   if (E->hasQualifier())
396     Record.AddNestedNameSpecifierLoc(E->getQualifierLoc());
397 
398   if (E->getDecl() != E->getFoundDecl())
399     Record.AddDeclRef(E->getFoundDecl());
400 
401   if (E->hasTemplateKWAndArgsInfo())
402     AddTemplateKWAndArgsInfo(*E->getTrailingObjects<ASTTemplateKWAndArgsInfo>(),
403                              E->getTrailingObjects<TemplateArgumentLoc>());
404 
405   Record.AddDeclRef(E->getDecl());
406   Record.AddSourceLocation(E->getLocation());
407   Record.AddDeclarationNameLoc(E->DNLoc, E->getDecl()->getDeclName());
408   Code = serialization::EXPR_DECL_REF;
409 }
410 
VisitIntegerLiteral(IntegerLiteral * E)411 void ASTStmtWriter::VisitIntegerLiteral(IntegerLiteral *E) {
412   VisitExpr(E);
413   Record.AddSourceLocation(E->getLocation());
414   Record.AddAPInt(E->getValue());
415 
416   if (E->getValue().getBitWidth() == 32) {
417     AbbrevToUse = Writer.getIntegerLiteralAbbrev();
418   }
419 
420   Code = serialization::EXPR_INTEGER_LITERAL;
421 }
422 
VisitFloatingLiteral(FloatingLiteral * E)423 void ASTStmtWriter::VisitFloatingLiteral(FloatingLiteral *E) {
424   VisitExpr(E);
425   Record.push_back(E->getRawSemantics());
426   Record.push_back(E->isExact());
427   Record.AddAPFloat(E->getValue());
428   Record.AddSourceLocation(E->getLocation());
429   Code = serialization::EXPR_FLOATING_LITERAL;
430 }
431 
VisitImaginaryLiteral(ImaginaryLiteral * E)432 void ASTStmtWriter::VisitImaginaryLiteral(ImaginaryLiteral *E) {
433   VisitExpr(E);
434   Record.AddStmt(E->getSubExpr());
435   Code = serialization::EXPR_IMAGINARY_LITERAL;
436 }
437 
VisitStringLiteral(StringLiteral * E)438 void ASTStmtWriter::VisitStringLiteral(StringLiteral *E) {
439   VisitExpr(E);
440   Record.push_back(E->getByteLength());
441   Record.push_back(E->getNumConcatenated());
442   Record.push_back(E->getKind());
443   Record.push_back(E->isPascal());
444   // FIXME: String data should be stored as a blob at the end of the
445   // StringLiteral. However, we can't do so now because we have no
446   // provision for coping with abbreviations when we're jumping around
447   // the AST file during deserialization.
448   Record.append(E->getBytes().begin(), E->getBytes().end());
449   for (unsigned I = 0, N = E->getNumConcatenated(); I != N; ++I)
450     Record.AddSourceLocation(E->getStrTokenLoc(I));
451   Code = serialization::EXPR_STRING_LITERAL;
452 }
453 
VisitCharacterLiteral(CharacterLiteral * E)454 void ASTStmtWriter::VisitCharacterLiteral(CharacterLiteral *E) {
455   VisitExpr(E);
456   Record.push_back(E->getValue());
457   Record.AddSourceLocation(E->getLocation());
458   Record.push_back(E->getKind());
459 
460   AbbrevToUse = Writer.getCharacterLiteralAbbrev();
461 
462   Code = serialization::EXPR_CHARACTER_LITERAL;
463 }
464 
VisitParenExpr(ParenExpr * E)465 void ASTStmtWriter::VisitParenExpr(ParenExpr *E) {
466   VisitExpr(E);
467   Record.AddSourceLocation(E->getLParen());
468   Record.AddSourceLocation(E->getRParen());
469   Record.AddStmt(E->getSubExpr());
470   Code = serialization::EXPR_PAREN;
471 }
472 
VisitParenListExpr(ParenListExpr * E)473 void ASTStmtWriter::VisitParenListExpr(ParenListExpr *E) {
474   VisitExpr(E);
475   Record.push_back(E->NumExprs);
476   for (unsigned i=0; i != E->NumExprs; ++i)
477     Record.AddStmt(E->Exprs[i]);
478   Record.AddSourceLocation(E->LParenLoc);
479   Record.AddSourceLocation(E->RParenLoc);
480   Code = serialization::EXPR_PAREN_LIST;
481 }
482 
VisitUnaryOperator(UnaryOperator * E)483 void ASTStmtWriter::VisitUnaryOperator(UnaryOperator *E) {
484   VisitExpr(E);
485   Record.AddStmt(E->getSubExpr());
486   Record.push_back(E->getOpcode()); // FIXME: stable encoding
487   Record.AddSourceLocation(E->getOperatorLoc());
488   Code = serialization::EXPR_UNARY_OPERATOR;
489 }
490 
VisitOffsetOfExpr(OffsetOfExpr * E)491 void ASTStmtWriter::VisitOffsetOfExpr(OffsetOfExpr *E) {
492   VisitExpr(E);
493   Record.push_back(E->getNumComponents());
494   Record.push_back(E->getNumExpressions());
495   Record.AddSourceLocation(E->getOperatorLoc());
496   Record.AddSourceLocation(E->getRParenLoc());
497   Record.AddTypeSourceInfo(E->getTypeSourceInfo());
498   for (unsigned I = 0, N = E->getNumComponents(); I != N; ++I) {
499     const OffsetOfNode &ON = E->getComponent(I);
500     Record.push_back(ON.getKind()); // FIXME: Stable encoding
501     Record.AddSourceLocation(ON.getSourceRange().getBegin());
502     Record.AddSourceLocation(ON.getSourceRange().getEnd());
503     switch (ON.getKind()) {
504     case OffsetOfNode::Array:
505       Record.push_back(ON.getArrayExprIndex());
506       break;
507 
508     case OffsetOfNode::Field:
509       Record.AddDeclRef(ON.getField());
510       break;
511 
512     case OffsetOfNode::Identifier:
513       Record.AddIdentifierRef(ON.getFieldName());
514       break;
515 
516     case OffsetOfNode::Base:
517       Record.AddCXXBaseSpecifier(*ON.getBase());
518       break;
519     }
520   }
521   for (unsigned I = 0, N = E->getNumExpressions(); I != N; ++I)
522     Record.AddStmt(E->getIndexExpr(I));
523   Code = serialization::EXPR_OFFSETOF;
524 }
525 
VisitUnaryExprOrTypeTraitExpr(UnaryExprOrTypeTraitExpr * E)526 void ASTStmtWriter::VisitUnaryExprOrTypeTraitExpr(UnaryExprOrTypeTraitExpr *E) {
527   VisitExpr(E);
528   Record.push_back(E->getKind());
529   if (E->isArgumentType())
530     Record.AddTypeSourceInfo(E->getArgumentTypeInfo());
531   else {
532     Record.push_back(0);
533     Record.AddStmt(E->getArgumentExpr());
534   }
535   Record.AddSourceLocation(E->getOperatorLoc());
536   Record.AddSourceLocation(E->getRParenLoc());
537   Code = serialization::EXPR_SIZEOF_ALIGN_OF;
538 }
539 
VisitArraySubscriptExpr(ArraySubscriptExpr * E)540 void ASTStmtWriter::VisitArraySubscriptExpr(ArraySubscriptExpr *E) {
541   VisitExpr(E);
542   Record.AddStmt(E->getLHS());
543   Record.AddStmt(E->getRHS());
544   Record.AddSourceLocation(E->getRBracketLoc());
545   Code = serialization::EXPR_ARRAY_SUBSCRIPT;
546 }
547 
VisitOMPArraySectionExpr(OMPArraySectionExpr * E)548 void ASTStmtWriter::VisitOMPArraySectionExpr(OMPArraySectionExpr *E) {
549   VisitExpr(E);
550   Record.AddStmt(E->getBase());
551   Record.AddStmt(E->getLowerBound());
552   Record.AddStmt(E->getLength());
553   Record.AddSourceLocation(E->getColonLoc());
554   Record.AddSourceLocation(E->getRBracketLoc());
555   Code = serialization::EXPR_OMP_ARRAY_SECTION;
556 }
557 
VisitCallExpr(CallExpr * E)558 void ASTStmtWriter::VisitCallExpr(CallExpr *E) {
559   VisitExpr(E);
560   Record.push_back(E->getNumArgs());
561   Record.AddSourceLocation(E->getRParenLoc());
562   Record.AddStmt(E->getCallee());
563   for (CallExpr::arg_iterator Arg = E->arg_begin(), ArgEnd = E->arg_end();
564        Arg != ArgEnd; ++Arg)
565     Record.AddStmt(*Arg);
566   Code = serialization::EXPR_CALL;
567 }
568 
VisitMemberExpr(MemberExpr * E)569 void ASTStmtWriter::VisitMemberExpr(MemberExpr *E) {
570   // Don't call VisitExpr, we'll write everything here.
571 
572   Record.push_back(E->hasQualifier());
573   if (E->hasQualifier())
574     Record.AddNestedNameSpecifierLoc(E->getQualifierLoc());
575 
576   Record.push_back(E->HasTemplateKWAndArgsInfo);
577   if (E->HasTemplateKWAndArgsInfo) {
578     Record.AddSourceLocation(E->getTemplateKeywordLoc());
579     unsigned NumTemplateArgs = E->getNumTemplateArgs();
580     Record.push_back(NumTemplateArgs);
581     Record.AddSourceLocation(E->getLAngleLoc());
582     Record.AddSourceLocation(E->getRAngleLoc());
583     for (unsigned i=0; i != NumTemplateArgs; ++i)
584       Record.AddTemplateArgumentLoc(E->getTemplateArgs()[i]);
585   }
586 
587   Record.push_back(E->hadMultipleCandidates());
588 
589   DeclAccessPair FoundDecl = E->getFoundDecl();
590   Record.AddDeclRef(FoundDecl.getDecl());
591   Record.push_back(FoundDecl.getAccess());
592 
593   Record.AddTypeRef(E->getType());
594   Record.push_back(E->getValueKind());
595   Record.push_back(E->getObjectKind());
596   Record.AddStmt(E->getBase());
597   Record.AddDeclRef(E->getMemberDecl());
598   Record.AddSourceLocation(E->getMemberLoc());
599   Record.push_back(E->isArrow());
600   Record.AddSourceLocation(E->getOperatorLoc());
601   Record.AddDeclarationNameLoc(E->MemberDNLoc,
602                                E->getMemberDecl()->getDeclName());
603   Code = serialization::EXPR_MEMBER;
604 }
605 
VisitObjCIsaExpr(ObjCIsaExpr * E)606 void ASTStmtWriter::VisitObjCIsaExpr(ObjCIsaExpr *E) {
607   VisitExpr(E);
608   Record.AddStmt(E->getBase());
609   Record.AddSourceLocation(E->getIsaMemberLoc());
610   Record.AddSourceLocation(E->getOpLoc());
611   Record.push_back(E->isArrow());
612   Code = serialization::EXPR_OBJC_ISA;
613 }
614 
615 void ASTStmtWriter::
VisitObjCIndirectCopyRestoreExpr(ObjCIndirectCopyRestoreExpr * E)616 VisitObjCIndirectCopyRestoreExpr(ObjCIndirectCopyRestoreExpr *E) {
617   VisitExpr(E);
618   Record.AddStmt(E->getSubExpr());
619   Record.push_back(E->shouldCopy());
620   Code = serialization::EXPR_OBJC_INDIRECT_COPY_RESTORE;
621 }
622 
VisitObjCBridgedCastExpr(ObjCBridgedCastExpr * E)623 void ASTStmtWriter::VisitObjCBridgedCastExpr(ObjCBridgedCastExpr *E) {
624   VisitExplicitCastExpr(E);
625   Record.AddSourceLocation(E->getLParenLoc());
626   Record.AddSourceLocation(E->getBridgeKeywordLoc());
627   Record.push_back(E->getBridgeKind()); // FIXME: Stable encoding
628   Code = serialization::EXPR_OBJC_BRIDGED_CAST;
629 }
630 
VisitCastExpr(CastExpr * E)631 void ASTStmtWriter::VisitCastExpr(CastExpr *E) {
632   VisitExpr(E);
633   Record.push_back(E->path_size());
634   Record.AddStmt(E->getSubExpr());
635   Record.push_back(E->getCastKind()); // FIXME: stable encoding
636 
637   for (CastExpr::path_iterator
638          PI = E->path_begin(), PE = E->path_end(); PI != PE; ++PI)
639     Record.AddCXXBaseSpecifier(**PI);
640 }
641 
VisitBinaryOperator(BinaryOperator * E)642 void ASTStmtWriter::VisitBinaryOperator(BinaryOperator *E) {
643   VisitExpr(E);
644   Record.AddStmt(E->getLHS());
645   Record.AddStmt(E->getRHS());
646   Record.push_back(E->getOpcode()); // FIXME: stable encoding
647   Record.AddSourceLocation(E->getOperatorLoc());
648   Record.push_back(E->isFPContractable());
649   Code = serialization::EXPR_BINARY_OPERATOR;
650 }
651 
VisitCompoundAssignOperator(CompoundAssignOperator * E)652 void ASTStmtWriter::VisitCompoundAssignOperator(CompoundAssignOperator *E) {
653   VisitBinaryOperator(E);
654   Record.AddTypeRef(E->getComputationLHSType());
655   Record.AddTypeRef(E->getComputationResultType());
656   Code = serialization::EXPR_COMPOUND_ASSIGN_OPERATOR;
657 }
658 
VisitConditionalOperator(ConditionalOperator * E)659 void ASTStmtWriter::VisitConditionalOperator(ConditionalOperator *E) {
660   VisitExpr(E);
661   Record.AddStmt(E->getCond());
662   Record.AddStmt(E->getLHS());
663   Record.AddStmt(E->getRHS());
664   Record.AddSourceLocation(E->getQuestionLoc());
665   Record.AddSourceLocation(E->getColonLoc());
666   Code = serialization::EXPR_CONDITIONAL_OPERATOR;
667 }
668 
669 void
VisitBinaryConditionalOperator(BinaryConditionalOperator * E)670 ASTStmtWriter::VisitBinaryConditionalOperator(BinaryConditionalOperator *E) {
671   VisitExpr(E);
672   Record.AddStmt(E->getOpaqueValue());
673   Record.AddStmt(E->getCommon());
674   Record.AddStmt(E->getCond());
675   Record.AddStmt(E->getTrueExpr());
676   Record.AddStmt(E->getFalseExpr());
677   Record.AddSourceLocation(E->getQuestionLoc());
678   Record.AddSourceLocation(E->getColonLoc());
679   Code = serialization::EXPR_BINARY_CONDITIONAL_OPERATOR;
680 }
681 
VisitImplicitCastExpr(ImplicitCastExpr * E)682 void ASTStmtWriter::VisitImplicitCastExpr(ImplicitCastExpr *E) {
683   VisitCastExpr(E);
684 
685   if (E->path_size() == 0)
686     AbbrevToUse = Writer.getExprImplicitCastAbbrev();
687 
688   Code = serialization::EXPR_IMPLICIT_CAST;
689 }
690 
VisitExplicitCastExpr(ExplicitCastExpr * E)691 void ASTStmtWriter::VisitExplicitCastExpr(ExplicitCastExpr *E) {
692   VisitCastExpr(E);
693   Record.AddTypeSourceInfo(E->getTypeInfoAsWritten());
694 }
695 
VisitCStyleCastExpr(CStyleCastExpr * E)696 void ASTStmtWriter::VisitCStyleCastExpr(CStyleCastExpr *E) {
697   VisitExplicitCastExpr(E);
698   Record.AddSourceLocation(E->getLParenLoc());
699   Record.AddSourceLocation(E->getRParenLoc());
700   Code = serialization::EXPR_CSTYLE_CAST;
701 }
702 
VisitCompoundLiteralExpr(CompoundLiteralExpr * E)703 void ASTStmtWriter::VisitCompoundLiteralExpr(CompoundLiteralExpr *E) {
704   VisitExpr(E);
705   Record.AddSourceLocation(E->getLParenLoc());
706   Record.AddTypeSourceInfo(E->getTypeSourceInfo());
707   Record.AddStmt(E->getInitializer());
708   Record.push_back(E->isFileScope());
709   Code = serialization::EXPR_COMPOUND_LITERAL;
710 }
711 
VisitExtVectorElementExpr(ExtVectorElementExpr * E)712 void ASTStmtWriter::VisitExtVectorElementExpr(ExtVectorElementExpr *E) {
713   VisitExpr(E);
714   Record.AddStmt(E->getBase());
715   Record.AddIdentifierRef(&E->getAccessor());
716   Record.AddSourceLocation(E->getAccessorLoc());
717   Code = serialization::EXPR_EXT_VECTOR_ELEMENT;
718 }
719 
VisitInitListExpr(InitListExpr * E)720 void ASTStmtWriter::VisitInitListExpr(InitListExpr *E) {
721   VisitExpr(E);
722   // NOTE: only add the (possibly null) syntactic form.
723   // No need to serialize the isSemanticForm flag and the semantic form.
724   Record.AddStmt(E->getSyntacticForm());
725   Record.AddSourceLocation(E->getLBraceLoc());
726   Record.AddSourceLocation(E->getRBraceLoc());
727   bool isArrayFiller = E->ArrayFillerOrUnionFieldInit.is<Expr*>();
728   Record.push_back(isArrayFiller);
729   if (isArrayFiller)
730     Record.AddStmt(E->getArrayFiller());
731   else
732     Record.AddDeclRef(E->getInitializedFieldInUnion());
733   Record.push_back(E->hadArrayRangeDesignator());
734   Record.push_back(E->getNumInits());
735   if (isArrayFiller) {
736     // ArrayFiller may have filled "holes" due to designated initializer.
737     // Replace them by 0 to indicate that the filler goes in that place.
738     Expr *filler = E->getArrayFiller();
739     for (unsigned I = 0, N = E->getNumInits(); I != N; ++I)
740       Record.AddStmt(E->getInit(I) != filler ? E->getInit(I) : nullptr);
741   } else {
742     for (unsigned I = 0, N = E->getNumInits(); I != N; ++I)
743       Record.AddStmt(E->getInit(I));
744   }
745   Code = serialization::EXPR_INIT_LIST;
746 }
747 
VisitDesignatedInitExpr(DesignatedInitExpr * E)748 void ASTStmtWriter::VisitDesignatedInitExpr(DesignatedInitExpr *E) {
749   VisitExpr(E);
750   Record.push_back(E->getNumSubExprs());
751   for (unsigned I = 0, N = E->getNumSubExprs(); I != N; ++I)
752     Record.AddStmt(E->getSubExpr(I));
753   Record.AddSourceLocation(E->getEqualOrColonLoc());
754   Record.push_back(E->usesGNUSyntax());
755   for (const DesignatedInitExpr::Designator &D : E->designators()) {
756     if (D.isFieldDesignator()) {
757       if (FieldDecl *Field = D.getField()) {
758         Record.push_back(serialization::DESIG_FIELD_DECL);
759         Record.AddDeclRef(Field);
760       } else {
761         Record.push_back(serialization::DESIG_FIELD_NAME);
762         Record.AddIdentifierRef(D.getFieldName());
763       }
764       Record.AddSourceLocation(D.getDotLoc());
765       Record.AddSourceLocation(D.getFieldLoc());
766     } else if (D.isArrayDesignator()) {
767       Record.push_back(serialization::DESIG_ARRAY);
768       Record.push_back(D.getFirstExprIndex());
769       Record.AddSourceLocation(D.getLBracketLoc());
770       Record.AddSourceLocation(D.getRBracketLoc());
771     } else {
772       assert(D.isArrayRangeDesignator() && "Unknown designator");
773       Record.push_back(serialization::DESIG_ARRAY_RANGE);
774       Record.push_back(D.getFirstExprIndex());
775       Record.AddSourceLocation(D.getLBracketLoc());
776       Record.AddSourceLocation(D.getEllipsisLoc());
777       Record.AddSourceLocation(D.getRBracketLoc());
778     }
779   }
780   Code = serialization::EXPR_DESIGNATED_INIT;
781 }
782 
VisitDesignatedInitUpdateExpr(DesignatedInitUpdateExpr * E)783 void ASTStmtWriter::VisitDesignatedInitUpdateExpr(DesignatedInitUpdateExpr *E) {
784   VisitExpr(E);
785   Record.AddStmt(E->getBase());
786   Record.AddStmt(E->getUpdater());
787   Code = serialization::EXPR_DESIGNATED_INIT_UPDATE;
788 }
789 
VisitNoInitExpr(NoInitExpr * E)790 void ASTStmtWriter::VisitNoInitExpr(NoInitExpr *E) {
791   VisitExpr(E);
792   Code = serialization::EXPR_NO_INIT;
793 }
794 
VisitImplicitValueInitExpr(ImplicitValueInitExpr * E)795 void ASTStmtWriter::VisitImplicitValueInitExpr(ImplicitValueInitExpr *E) {
796   VisitExpr(E);
797   Code = serialization::EXPR_IMPLICIT_VALUE_INIT;
798 }
799 
VisitVAArgExpr(VAArgExpr * E)800 void ASTStmtWriter::VisitVAArgExpr(VAArgExpr *E) {
801   VisitExpr(E);
802   Record.AddStmt(E->getSubExpr());
803   Record.AddTypeSourceInfo(E->getWrittenTypeInfo());
804   Record.AddSourceLocation(E->getBuiltinLoc());
805   Record.AddSourceLocation(E->getRParenLoc());
806   Record.push_back(E->isMicrosoftABI());
807   Code = serialization::EXPR_VA_ARG;
808 }
809 
VisitAddrLabelExpr(AddrLabelExpr * E)810 void ASTStmtWriter::VisitAddrLabelExpr(AddrLabelExpr *E) {
811   VisitExpr(E);
812   Record.AddSourceLocation(E->getAmpAmpLoc());
813   Record.AddSourceLocation(E->getLabelLoc());
814   Record.AddDeclRef(E->getLabel());
815   Code = serialization::EXPR_ADDR_LABEL;
816 }
817 
VisitStmtExpr(StmtExpr * E)818 void ASTStmtWriter::VisitStmtExpr(StmtExpr *E) {
819   VisitExpr(E);
820   Record.AddStmt(E->getSubStmt());
821   Record.AddSourceLocation(E->getLParenLoc());
822   Record.AddSourceLocation(E->getRParenLoc());
823   Code = serialization::EXPR_STMT;
824 }
825 
VisitChooseExpr(ChooseExpr * E)826 void ASTStmtWriter::VisitChooseExpr(ChooseExpr *E) {
827   VisitExpr(E);
828   Record.AddStmt(E->getCond());
829   Record.AddStmt(E->getLHS());
830   Record.AddStmt(E->getRHS());
831   Record.AddSourceLocation(E->getBuiltinLoc());
832   Record.AddSourceLocation(E->getRParenLoc());
833   Record.push_back(E->isConditionDependent() ? false : E->isConditionTrue());
834   Code = serialization::EXPR_CHOOSE;
835 }
836 
VisitGNUNullExpr(GNUNullExpr * E)837 void ASTStmtWriter::VisitGNUNullExpr(GNUNullExpr *E) {
838   VisitExpr(E);
839   Record.AddSourceLocation(E->getTokenLocation());
840   Code = serialization::EXPR_GNU_NULL;
841 }
842 
VisitShuffleVectorExpr(ShuffleVectorExpr * E)843 void ASTStmtWriter::VisitShuffleVectorExpr(ShuffleVectorExpr *E) {
844   VisitExpr(E);
845   Record.push_back(E->getNumSubExprs());
846   for (unsigned I = 0, N = E->getNumSubExprs(); I != N; ++I)
847     Record.AddStmt(E->getExpr(I));
848   Record.AddSourceLocation(E->getBuiltinLoc());
849   Record.AddSourceLocation(E->getRParenLoc());
850   Code = serialization::EXPR_SHUFFLE_VECTOR;
851 }
852 
VisitConvertVectorExpr(ConvertVectorExpr * E)853 void ASTStmtWriter::VisitConvertVectorExpr(ConvertVectorExpr *E) {
854   VisitExpr(E);
855   Record.AddSourceLocation(E->getBuiltinLoc());
856   Record.AddSourceLocation(E->getRParenLoc());
857   Record.AddTypeSourceInfo(E->getTypeSourceInfo());
858   Record.AddStmt(E->getSrcExpr());
859   Code = serialization::EXPR_CONVERT_VECTOR;
860 }
861 
VisitBlockExpr(BlockExpr * E)862 void ASTStmtWriter::VisitBlockExpr(BlockExpr *E) {
863   VisitExpr(E);
864   Record.AddDeclRef(E->getBlockDecl());
865   Code = serialization::EXPR_BLOCK;
866 }
867 
VisitGenericSelectionExpr(GenericSelectionExpr * E)868 void ASTStmtWriter::VisitGenericSelectionExpr(GenericSelectionExpr *E) {
869   VisitExpr(E);
870   Record.push_back(E->getNumAssocs());
871 
872   Record.AddStmt(E->getControllingExpr());
873   for (unsigned I = 0, N = E->getNumAssocs(); I != N; ++I) {
874     Record.AddTypeSourceInfo(E->getAssocTypeSourceInfo(I));
875     Record.AddStmt(E->getAssocExpr(I));
876   }
877   Record.push_back(E->isResultDependent() ? -1U : E->getResultIndex());
878 
879   Record.AddSourceLocation(E->getGenericLoc());
880   Record.AddSourceLocation(E->getDefaultLoc());
881   Record.AddSourceLocation(E->getRParenLoc());
882   Code = serialization::EXPR_GENERIC_SELECTION;
883 }
884 
VisitPseudoObjectExpr(PseudoObjectExpr * E)885 void ASTStmtWriter::VisitPseudoObjectExpr(PseudoObjectExpr *E) {
886   VisitExpr(E);
887   Record.push_back(E->getNumSemanticExprs());
888 
889   // Push the result index.  Currently, this needs to exactly match
890   // the encoding used internally for ResultIndex.
891   unsigned result = E->getResultExprIndex();
892   result = (result == PseudoObjectExpr::NoResult ? 0 : result + 1);
893   Record.push_back(result);
894 
895   Record.AddStmt(E->getSyntacticForm());
896   for (PseudoObjectExpr::semantics_iterator
897          i = E->semantics_begin(), e = E->semantics_end(); i != e; ++i) {
898     Record.AddStmt(*i);
899   }
900   Code = serialization::EXPR_PSEUDO_OBJECT;
901 }
902 
VisitAtomicExpr(AtomicExpr * E)903 void ASTStmtWriter::VisitAtomicExpr(AtomicExpr *E) {
904   VisitExpr(E);
905   Record.push_back(E->getOp());
906   for (unsigned I = 0, N = E->getNumSubExprs(); I != N; ++I)
907     Record.AddStmt(E->getSubExprs()[I]);
908   Record.AddSourceLocation(E->getBuiltinLoc());
909   Record.AddSourceLocation(E->getRParenLoc());
910   Code = serialization::EXPR_ATOMIC;
911 }
912 
913 //===----------------------------------------------------------------------===//
914 // Objective-C Expressions and Statements.
915 //===----------------------------------------------------------------------===//
916 
VisitObjCStringLiteral(ObjCStringLiteral * E)917 void ASTStmtWriter::VisitObjCStringLiteral(ObjCStringLiteral *E) {
918   VisitExpr(E);
919   Record.AddStmt(E->getString());
920   Record.AddSourceLocation(E->getAtLoc());
921   Code = serialization::EXPR_OBJC_STRING_LITERAL;
922 }
923 
VisitObjCBoxedExpr(ObjCBoxedExpr * E)924 void ASTStmtWriter::VisitObjCBoxedExpr(ObjCBoxedExpr *E) {
925   VisitExpr(E);
926   Record.AddStmt(E->getSubExpr());
927   Record.AddDeclRef(E->getBoxingMethod());
928   Record.AddSourceRange(E->getSourceRange());
929   Code = serialization::EXPR_OBJC_BOXED_EXPRESSION;
930 }
931 
VisitObjCArrayLiteral(ObjCArrayLiteral * E)932 void ASTStmtWriter::VisitObjCArrayLiteral(ObjCArrayLiteral *E) {
933   VisitExpr(E);
934   Record.push_back(E->getNumElements());
935   for (unsigned i = 0; i < E->getNumElements(); i++)
936     Record.AddStmt(E->getElement(i));
937   Record.AddDeclRef(E->getArrayWithObjectsMethod());
938   Record.AddSourceRange(E->getSourceRange());
939   Code = serialization::EXPR_OBJC_ARRAY_LITERAL;
940 }
941 
VisitObjCDictionaryLiteral(ObjCDictionaryLiteral * E)942 void ASTStmtWriter::VisitObjCDictionaryLiteral(ObjCDictionaryLiteral *E) {
943   VisitExpr(E);
944   Record.push_back(E->getNumElements());
945   Record.push_back(E->HasPackExpansions);
946   for (unsigned i = 0; i < E->getNumElements(); i++) {
947     ObjCDictionaryElement Element = E->getKeyValueElement(i);
948     Record.AddStmt(Element.Key);
949     Record.AddStmt(Element.Value);
950     if (E->HasPackExpansions) {
951       Record.AddSourceLocation(Element.EllipsisLoc);
952       unsigned NumExpansions = 0;
953       if (Element.NumExpansions)
954         NumExpansions = *Element.NumExpansions + 1;
955       Record.push_back(NumExpansions);
956     }
957   }
958 
959   Record.AddDeclRef(E->getDictWithObjectsMethod());
960   Record.AddSourceRange(E->getSourceRange());
961   Code = serialization::EXPR_OBJC_DICTIONARY_LITERAL;
962 }
963 
VisitObjCEncodeExpr(ObjCEncodeExpr * E)964 void ASTStmtWriter::VisitObjCEncodeExpr(ObjCEncodeExpr *E) {
965   VisitExpr(E);
966   Record.AddTypeSourceInfo(E->getEncodedTypeSourceInfo());
967   Record.AddSourceLocation(E->getAtLoc());
968   Record.AddSourceLocation(E->getRParenLoc());
969   Code = serialization::EXPR_OBJC_ENCODE;
970 }
971 
VisitObjCSelectorExpr(ObjCSelectorExpr * E)972 void ASTStmtWriter::VisitObjCSelectorExpr(ObjCSelectorExpr *E) {
973   VisitExpr(E);
974   Record.AddSelectorRef(E->getSelector());
975   Record.AddSourceLocation(E->getAtLoc());
976   Record.AddSourceLocation(E->getRParenLoc());
977   Code = serialization::EXPR_OBJC_SELECTOR_EXPR;
978 }
979 
VisitObjCProtocolExpr(ObjCProtocolExpr * E)980 void ASTStmtWriter::VisitObjCProtocolExpr(ObjCProtocolExpr *E) {
981   VisitExpr(E);
982   Record.AddDeclRef(E->getProtocol());
983   Record.AddSourceLocation(E->getAtLoc());
984   Record.AddSourceLocation(E->ProtoLoc);
985   Record.AddSourceLocation(E->getRParenLoc());
986   Code = serialization::EXPR_OBJC_PROTOCOL_EXPR;
987 }
988 
VisitObjCIvarRefExpr(ObjCIvarRefExpr * E)989 void ASTStmtWriter::VisitObjCIvarRefExpr(ObjCIvarRefExpr *E) {
990   VisitExpr(E);
991   Record.AddDeclRef(E->getDecl());
992   Record.AddSourceLocation(E->getLocation());
993   Record.AddSourceLocation(E->getOpLoc());
994   Record.AddStmt(E->getBase());
995   Record.push_back(E->isArrow());
996   Record.push_back(E->isFreeIvar());
997   Code = serialization::EXPR_OBJC_IVAR_REF_EXPR;
998 }
999 
VisitObjCPropertyRefExpr(ObjCPropertyRefExpr * E)1000 void ASTStmtWriter::VisitObjCPropertyRefExpr(ObjCPropertyRefExpr *E) {
1001   VisitExpr(E);
1002   Record.push_back(E->SetterAndMethodRefFlags.getInt());
1003   Record.push_back(E->isImplicitProperty());
1004   if (E->isImplicitProperty()) {
1005     Record.AddDeclRef(E->getImplicitPropertyGetter());
1006     Record.AddDeclRef(E->getImplicitPropertySetter());
1007   } else {
1008     Record.AddDeclRef(E->getExplicitProperty());
1009   }
1010   Record.AddSourceLocation(E->getLocation());
1011   Record.AddSourceLocation(E->getReceiverLocation());
1012   if (E->isObjectReceiver()) {
1013     Record.push_back(0);
1014     Record.AddStmt(E->getBase());
1015   } else if (E->isSuperReceiver()) {
1016     Record.push_back(1);
1017     Record.AddTypeRef(E->getSuperReceiverType());
1018   } else {
1019     Record.push_back(2);
1020     Record.AddDeclRef(E->getClassReceiver());
1021   }
1022 
1023   Code = serialization::EXPR_OBJC_PROPERTY_REF_EXPR;
1024 }
1025 
VisitObjCSubscriptRefExpr(ObjCSubscriptRefExpr * E)1026 void ASTStmtWriter::VisitObjCSubscriptRefExpr(ObjCSubscriptRefExpr *E) {
1027   VisitExpr(E);
1028   Record.AddSourceLocation(E->getRBracket());
1029   Record.AddStmt(E->getBaseExpr());
1030   Record.AddStmt(E->getKeyExpr());
1031   Record.AddDeclRef(E->getAtIndexMethodDecl());
1032   Record.AddDeclRef(E->setAtIndexMethodDecl());
1033 
1034   Code = serialization::EXPR_OBJC_SUBSCRIPT_REF_EXPR;
1035 }
1036 
VisitObjCMessageExpr(ObjCMessageExpr * E)1037 void ASTStmtWriter::VisitObjCMessageExpr(ObjCMessageExpr *E) {
1038   VisitExpr(E);
1039   Record.push_back(E->getNumArgs());
1040   Record.push_back(E->getNumStoredSelLocs());
1041   Record.push_back(E->SelLocsKind);
1042   Record.push_back(E->isDelegateInitCall());
1043   Record.push_back(E->IsImplicit);
1044   Record.push_back((unsigned)E->getReceiverKind()); // FIXME: stable encoding
1045   switch (E->getReceiverKind()) {
1046   case ObjCMessageExpr::Instance:
1047     Record.AddStmt(E->getInstanceReceiver());
1048     break;
1049 
1050   case ObjCMessageExpr::Class:
1051     Record.AddTypeSourceInfo(E->getClassReceiverTypeInfo());
1052     break;
1053 
1054   case ObjCMessageExpr::SuperClass:
1055   case ObjCMessageExpr::SuperInstance:
1056     Record.AddTypeRef(E->getSuperType());
1057     Record.AddSourceLocation(E->getSuperLoc());
1058     break;
1059   }
1060 
1061   if (E->getMethodDecl()) {
1062     Record.push_back(1);
1063     Record.AddDeclRef(E->getMethodDecl());
1064   } else {
1065     Record.push_back(0);
1066     Record.AddSelectorRef(E->getSelector());
1067   }
1068 
1069   Record.AddSourceLocation(E->getLeftLoc());
1070   Record.AddSourceLocation(E->getRightLoc());
1071 
1072   for (CallExpr::arg_iterator Arg = E->arg_begin(), ArgEnd = E->arg_end();
1073        Arg != ArgEnd; ++Arg)
1074     Record.AddStmt(*Arg);
1075 
1076   SourceLocation *Locs = E->getStoredSelLocs();
1077   for (unsigned i = 0, e = E->getNumStoredSelLocs(); i != e; ++i)
1078     Record.AddSourceLocation(Locs[i]);
1079 
1080   Code = serialization::EXPR_OBJC_MESSAGE_EXPR;
1081 }
1082 
VisitObjCForCollectionStmt(ObjCForCollectionStmt * S)1083 void ASTStmtWriter::VisitObjCForCollectionStmt(ObjCForCollectionStmt *S) {
1084   VisitStmt(S);
1085   Record.AddStmt(S->getElement());
1086   Record.AddStmt(S->getCollection());
1087   Record.AddStmt(S->getBody());
1088   Record.AddSourceLocation(S->getForLoc());
1089   Record.AddSourceLocation(S->getRParenLoc());
1090   Code = serialization::STMT_OBJC_FOR_COLLECTION;
1091 }
1092 
VisitObjCAtCatchStmt(ObjCAtCatchStmt * S)1093 void ASTStmtWriter::VisitObjCAtCatchStmt(ObjCAtCatchStmt *S) {
1094   Record.AddStmt(S->getCatchBody());
1095   Record.AddDeclRef(S->getCatchParamDecl());
1096   Record.AddSourceLocation(S->getAtCatchLoc());
1097   Record.AddSourceLocation(S->getRParenLoc());
1098   Code = serialization::STMT_OBJC_CATCH;
1099 }
1100 
VisitObjCAtFinallyStmt(ObjCAtFinallyStmt * S)1101 void ASTStmtWriter::VisitObjCAtFinallyStmt(ObjCAtFinallyStmt *S) {
1102   Record.AddStmt(S->getFinallyBody());
1103   Record.AddSourceLocation(S->getAtFinallyLoc());
1104   Code = serialization::STMT_OBJC_FINALLY;
1105 }
1106 
VisitObjCAutoreleasePoolStmt(ObjCAutoreleasePoolStmt * S)1107 void ASTStmtWriter::VisitObjCAutoreleasePoolStmt(ObjCAutoreleasePoolStmt *S) {
1108   Record.AddStmt(S->getSubStmt());
1109   Record.AddSourceLocation(S->getAtLoc());
1110   Code = serialization::STMT_OBJC_AUTORELEASE_POOL;
1111 }
1112 
VisitObjCAtTryStmt(ObjCAtTryStmt * S)1113 void ASTStmtWriter::VisitObjCAtTryStmt(ObjCAtTryStmt *S) {
1114   Record.push_back(S->getNumCatchStmts());
1115   Record.push_back(S->getFinallyStmt() != nullptr);
1116   Record.AddStmt(S->getTryBody());
1117   for (unsigned I = 0, N = S->getNumCatchStmts(); I != N; ++I)
1118     Record.AddStmt(S->getCatchStmt(I));
1119   if (S->getFinallyStmt())
1120     Record.AddStmt(S->getFinallyStmt());
1121   Record.AddSourceLocation(S->getAtTryLoc());
1122   Code = serialization::STMT_OBJC_AT_TRY;
1123 }
1124 
VisitObjCAtSynchronizedStmt(ObjCAtSynchronizedStmt * S)1125 void ASTStmtWriter::VisitObjCAtSynchronizedStmt(ObjCAtSynchronizedStmt *S) {
1126   Record.AddStmt(S->getSynchExpr());
1127   Record.AddStmt(S->getSynchBody());
1128   Record.AddSourceLocation(S->getAtSynchronizedLoc());
1129   Code = serialization::STMT_OBJC_AT_SYNCHRONIZED;
1130 }
1131 
VisitObjCAtThrowStmt(ObjCAtThrowStmt * S)1132 void ASTStmtWriter::VisitObjCAtThrowStmt(ObjCAtThrowStmt *S) {
1133   Record.AddStmt(S->getThrowExpr());
1134   Record.AddSourceLocation(S->getThrowLoc());
1135   Code = serialization::STMT_OBJC_AT_THROW;
1136 }
1137 
VisitObjCBoolLiteralExpr(ObjCBoolLiteralExpr * E)1138 void ASTStmtWriter::VisitObjCBoolLiteralExpr(ObjCBoolLiteralExpr *E) {
1139   VisitExpr(E);
1140   Record.push_back(E->getValue());
1141   Record.AddSourceLocation(E->getLocation());
1142   Code = serialization::EXPR_OBJC_BOOL_LITERAL;
1143 }
1144 
1145 //===----------------------------------------------------------------------===//
1146 // C++ Expressions and Statements.
1147 //===----------------------------------------------------------------------===//
1148 
VisitCXXCatchStmt(CXXCatchStmt * S)1149 void ASTStmtWriter::VisitCXXCatchStmt(CXXCatchStmt *S) {
1150   VisitStmt(S);
1151   Record.AddSourceLocation(S->getCatchLoc());
1152   Record.AddDeclRef(S->getExceptionDecl());
1153   Record.AddStmt(S->getHandlerBlock());
1154   Code = serialization::STMT_CXX_CATCH;
1155 }
1156 
VisitCXXTryStmt(CXXTryStmt * S)1157 void ASTStmtWriter::VisitCXXTryStmt(CXXTryStmt *S) {
1158   VisitStmt(S);
1159   Record.push_back(S->getNumHandlers());
1160   Record.AddSourceLocation(S->getTryLoc());
1161   Record.AddStmt(S->getTryBlock());
1162   for (unsigned i = 0, e = S->getNumHandlers(); i != e; ++i)
1163     Record.AddStmt(S->getHandler(i));
1164   Code = serialization::STMT_CXX_TRY;
1165 }
1166 
VisitCXXForRangeStmt(CXXForRangeStmt * S)1167 void ASTStmtWriter::VisitCXXForRangeStmt(CXXForRangeStmt *S) {
1168   VisitStmt(S);
1169   Record.AddSourceLocation(S->getForLoc());
1170   Record.AddSourceLocation(S->getCoawaitLoc());
1171   Record.AddSourceLocation(S->getColonLoc());
1172   Record.AddSourceLocation(S->getRParenLoc());
1173   Record.AddStmt(S->getRangeStmt());
1174   Record.AddStmt(S->getBeginStmt());
1175   Record.AddStmt(S->getEndStmt());
1176   Record.AddStmt(S->getCond());
1177   Record.AddStmt(S->getInc());
1178   Record.AddStmt(S->getLoopVarStmt());
1179   Record.AddStmt(S->getBody());
1180   Code = serialization::STMT_CXX_FOR_RANGE;
1181 }
1182 
VisitMSDependentExistsStmt(MSDependentExistsStmt * S)1183 void ASTStmtWriter::VisitMSDependentExistsStmt(MSDependentExistsStmt *S) {
1184   VisitStmt(S);
1185   Record.AddSourceLocation(S->getKeywordLoc());
1186   Record.push_back(S->isIfExists());
1187   Record.AddNestedNameSpecifierLoc(S->getQualifierLoc());
1188   Record.AddDeclarationNameInfo(S->getNameInfo());
1189   Record.AddStmt(S->getSubStmt());
1190   Code = serialization::STMT_MS_DEPENDENT_EXISTS;
1191 }
1192 
VisitCXXOperatorCallExpr(CXXOperatorCallExpr * E)1193 void ASTStmtWriter::VisitCXXOperatorCallExpr(CXXOperatorCallExpr *E) {
1194   VisitCallExpr(E);
1195   Record.push_back(E->getOperator());
1196   Record.AddSourceRange(E->Range);
1197   Record.push_back(E->isFPContractable());
1198   Code = serialization::EXPR_CXX_OPERATOR_CALL;
1199 }
1200 
VisitCXXMemberCallExpr(CXXMemberCallExpr * E)1201 void ASTStmtWriter::VisitCXXMemberCallExpr(CXXMemberCallExpr *E) {
1202   VisitCallExpr(E);
1203   Code = serialization::EXPR_CXX_MEMBER_CALL;
1204 }
1205 
VisitCXXConstructExpr(CXXConstructExpr * E)1206 void ASTStmtWriter::VisitCXXConstructExpr(CXXConstructExpr *E) {
1207   VisitExpr(E);
1208   Record.push_back(E->getNumArgs());
1209   for (unsigned I = 0, N = E->getNumArgs(); I != N; ++I)
1210     Record.AddStmt(E->getArg(I));
1211   Record.AddDeclRef(E->getConstructor());
1212   Record.AddSourceLocation(E->getLocation());
1213   Record.push_back(E->isElidable());
1214   Record.push_back(E->hadMultipleCandidates());
1215   Record.push_back(E->isListInitialization());
1216   Record.push_back(E->isStdInitListInitialization());
1217   Record.push_back(E->requiresZeroInitialization());
1218   Record.push_back(E->getConstructionKind()); // FIXME: stable encoding
1219   Record.AddSourceRange(E->getParenOrBraceRange());
1220   Code = serialization::EXPR_CXX_CONSTRUCT;
1221 }
1222 
VisitCXXInheritedCtorInitExpr(CXXInheritedCtorInitExpr * E)1223 void ASTStmtWriter::VisitCXXInheritedCtorInitExpr(CXXInheritedCtorInitExpr *E) {
1224   VisitExpr(E);
1225   Record.AddDeclRef(E->getConstructor());
1226   Record.AddSourceLocation(E->getLocation());
1227   Record.push_back(E->constructsVBase());
1228   Record.push_back(E->inheritedFromVBase());
1229   Code = serialization::EXPR_CXX_INHERITED_CTOR_INIT;
1230 }
1231 
VisitCXXTemporaryObjectExpr(CXXTemporaryObjectExpr * E)1232 void ASTStmtWriter::VisitCXXTemporaryObjectExpr(CXXTemporaryObjectExpr *E) {
1233   VisitCXXConstructExpr(E);
1234   Record.AddTypeSourceInfo(E->getTypeSourceInfo());
1235   Code = serialization::EXPR_CXX_TEMPORARY_OBJECT;
1236 }
1237 
VisitLambdaExpr(LambdaExpr * E)1238 void ASTStmtWriter::VisitLambdaExpr(LambdaExpr *E) {
1239   VisitExpr(E);
1240   Record.push_back(E->NumCaptures);
1241   unsigned NumArrayIndexVars = 0;
1242   if (E->HasArrayIndexVars)
1243     NumArrayIndexVars = E->getArrayIndexStarts()[E->NumCaptures];
1244   Record.push_back(NumArrayIndexVars);
1245   Record.AddSourceRange(E->IntroducerRange);
1246   Record.push_back(E->CaptureDefault); // FIXME: stable encoding
1247   Record.AddSourceLocation(E->CaptureDefaultLoc);
1248   Record.push_back(E->ExplicitParams);
1249   Record.push_back(E->ExplicitResultType);
1250   Record.AddSourceLocation(E->ClosingBrace);
1251 
1252   // Add capture initializers.
1253   for (LambdaExpr::capture_init_iterator C = E->capture_init_begin(),
1254                                       CEnd = E->capture_init_end();
1255        C != CEnd; ++C) {
1256     Record.AddStmt(*C);
1257   }
1258 
1259   // Add array index variables, if any.
1260   if (NumArrayIndexVars) {
1261     Record.append(E->getArrayIndexStarts(),
1262                   E->getArrayIndexStarts() + E->NumCaptures + 1);
1263     VarDecl **ArrayIndexVars = E->getArrayIndexVars();
1264     for (unsigned I = 0; I != NumArrayIndexVars; ++I)
1265       Record.AddDeclRef(ArrayIndexVars[I]);
1266   }
1267 
1268   Code = serialization::EXPR_LAMBDA;
1269 }
1270 
VisitCXXStdInitializerListExpr(CXXStdInitializerListExpr * E)1271 void ASTStmtWriter::VisitCXXStdInitializerListExpr(CXXStdInitializerListExpr *E) {
1272   VisitExpr(E);
1273   Record.AddStmt(E->getSubExpr());
1274   Code = serialization::EXPR_CXX_STD_INITIALIZER_LIST;
1275 }
1276 
VisitCXXNamedCastExpr(CXXNamedCastExpr * E)1277 void ASTStmtWriter::VisitCXXNamedCastExpr(CXXNamedCastExpr *E) {
1278   VisitExplicitCastExpr(E);
1279   Record.AddSourceRange(SourceRange(E->getOperatorLoc(), E->getRParenLoc()));
1280   Record.AddSourceRange(E->getAngleBrackets());
1281 }
1282 
VisitCXXStaticCastExpr(CXXStaticCastExpr * E)1283 void ASTStmtWriter::VisitCXXStaticCastExpr(CXXStaticCastExpr *E) {
1284   VisitCXXNamedCastExpr(E);
1285   Code = serialization::EXPR_CXX_STATIC_CAST;
1286 }
1287 
VisitCXXDynamicCastExpr(CXXDynamicCastExpr * E)1288 void ASTStmtWriter::VisitCXXDynamicCastExpr(CXXDynamicCastExpr *E) {
1289   VisitCXXNamedCastExpr(E);
1290   Code = serialization::EXPR_CXX_DYNAMIC_CAST;
1291 }
1292 
VisitCXXReinterpretCastExpr(CXXReinterpretCastExpr * E)1293 void ASTStmtWriter::VisitCXXReinterpretCastExpr(CXXReinterpretCastExpr *E) {
1294   VisitCXXNamedCastExpr(E);
1295   Code = serialization::EXPR_CXX_REINTERPRET_CAST;
1296 }
1297 
VisitCXXConstCastExpr(CXXConstCastExpr * E)1298 void ASTStmtWriter::VisitCXXConstCastExpr(CXXConstCastExpr *E) {
1299   VisitCXXNamedCastExpr(E);
1300   Code = serialization::EXPR_CXX_CONST_CAST;
1301 }
1302 
VisitCXXFunctionalCastExpr(CXXFunctionalCastExpr * E)1303 void ASTStmtWriter::VisitCXXFunctionalCastExpr(CXXFunctionalCastExpr *E) {
1304   VisitExplicitCastExpr(E);
1305   Record.AddSourceLocation(E->getLParenLoc());
1306   Record.AddSourceLocation(E->getRParenLoc());
1307   Code = serialization::EXPR_CXX_FUNCTIONAL_CAST;
1308 }
1309 
VisitUserDefinedLiteral(UserDefinedLiteral * E)1310 void ASTStmtWriter::VisitUserDefinedLiteral(UserDefinedLiteral *E) {
1311   VisitCallExpr(E);
1312   Record.AddSourceLocation(E->UDSuffixLoc);
1313   Code = serialization::EXPR_USER_DEFINED_LITERAL;
1314 }
1315 
VisitCXXBoolLiteralExpr(CXXBoolLiteralExpr * E)1316 void ASTStmtWriter::VisitCXXBoolLiteralExpr(CXXBoolLiteralExpr *E) {
1317   VisitExpr(E);
1318   Record.push_back(E->getValue());
1319   Record.AddSourceLocation(E->getLocation());
1320   Code = serialization::EXPR_CXX_BOOL_LITERAL;
1321 }
1322 
VisitCXXNullPtrLiteralExpr(CXXNullPtrLiteralExpr * E)1323 void ASTStmtWriter::VisitCXXNullPtrLiteralExpr(CXXNullPtrLiteralExpr *E) {
1324   VisitExpr(E);
1325   Record.AddSourceLocation(E->getLocation());
1326   Code = serialization::EXPR_CXX_NULL_PTR_LITERAL;
1327 }
1328 
VisitCXXTypeidExpr(CXXTypeidExpr * E)1329 void ASTStmtWriter::VisitCXXTypeidExpr(CXXTypeidExpr *E) {
1330   VisitExpr(E);
1331   Record.AddSourceRange(E->getSourceRange());
1332   if (E->isTypeOperand()) {
1333     Record.AddTypeSourceInfo(E->getTypeOperandSourceInfo());
1334     Code = serialization::EXPR_CXX_TYPEID_TYPE;
1335   } else {
1336     Record.AddStmt(E->getExprOperand());
1337     Code = serialization::EXPR_CXX_TYPEID_EXPR;
1338   }
1339 }
1340 
VisitCXXThisExpr(CXXThisExpr * E)1341 void ASTStmtWriter::VisitCXXThisExpr(CXXThisExpr *E) {
1342   VisitExpr(E);
1343   Record.AddSourceLocation(E->getLocation());
1344   Record.push_back(E->isImplicit());
1345   Code = serialization::EXPR_CXX_THIS;
1346 }
1347 
VisitCXXThrowExpr(CXXThrowExpr * E)1348 void ASTStmtWriter::VisitCXXThrowExpr(CXXThrowExpr *E) {
1349   VisitExpr(E);
1350   Record.AddSourceLocation(E->getThrowLoc());
1351   Record.AddStmt(E->getSubExpr());
1352   Record.push_back(E->isThrownVariableInScope());
1353   Code = serialization::EXPR_CXX_THROW;
1354 }
1355 
VisitCXXDefaultArgExpr(CXXDefaultArgExpr * E)1356 void ASTStmtWriter::VisitCXXDefaultArgExpr(CXXDefaultArgExpr *E) {
1357   VisitExpr(E);
1358   Record.AddDeclRef(E->getParam());
1359   Record.AddSourceLocation(E->getUsedLocation());
1360   Code = serialization::EXPR_CXX_DEFAULT_ARG;
1361 }
1362 
VisitCXXDefaultInitExpr(CXXDefaultInitExpr * E)1363 void ASTStmtWriter::VisitCXXDefaultInitExpr(CXXDefaultInitExpr *E) {
1364   VisitExpr(E);
1365   Record.AddDeclRef(E->getField());
1366   Record.AddSourceLocation(E->getExprLoc());
1367   Code = serialization::EXPR_CXX_DEFAULT_INIT;
1368 }
1369 
VisitCXXBindTemporaryExpr(CXXBindTemporaryExpr * E)1370 void ASTStmtWriter::VisitCXXBindTemporaryExpr(CXXBindTemporaryExpr *E) {
1371   VisitExpr(E);
1372   Record.AddCXXTemporary(E->getTemporary());
1373   Record.AddStmt(E->getSubExpr());
1374   Code = serialization::EXPR_CXX_BIND_TEMPORARY;
1375 }
1376 
VisitCXXScalarValueInitExpr(CXXScalarValueInitExpr * E)1377 void ASTStmtWriter::VisitCXXScalarValueInitExpr(CXXScalarValueInitExpr *E) {
1378   VisitExpr(E);
1379   Record.AddTypeSourceInfo(E->getTypeSourceInfo());
1380   Record.AddSourceLocation(E->getRParenLoc());
1381   Code = serialization::EXPR_CXX_SCALAR_VALUE_INIT;
1382 }
1383 
VisitCXXNewExpr(CXXNewExpr * E)1384 void ASTStmtWriter::VisitCXXNewExpr(CXXNewExpr *E) {
1385   VisitExpr(E);
1386   Record.push_back(E->isGlobalNew());
1387   Record.push_back(E->isArray());
1388   Record.push_back(E->doesUsualArrayDeleteWantSize());
1389   Record.push_back(E->getNumPlacementArgs());
1390   Record.push_back(E->StoredInitializationStyle);
1391   Record.AddDeclRef(E->getOperatorNew());
1392   Record.AddDeclRef(E->getOperatorDelete());
1393   Record.AddTypeSourceInfo(E->getAllocatedTypeSourceInfo());
1394   Record.AddSourceRange(E->getTypeIdParens());
1395   Record.AddSourceRange(E->getSourceRange());
1396   Record.AddSourceRange(E->getDirectInitRange());
1397   for (CXXNewExpr::arg_iterator I = E->raw_arg_begin(), e = E->raw_arg_end();
1398        I != e; ++I)
1399     Record.AddStmt(*I);
1400 
1401   Code = serialization::EXPR_CXX_NEW;
1402 }
1403 
VisitCXXDeleteExpr(CXXDeleteExpr * E)1404 void ASTStmtWriter::VisitCXXDeleteExpr(CXXDeleteExpr *E) {
1405   VisitExpr(E);
1406   Record.push_back(E->isGlobalDelete());
1407   Record.push_back(E->isArrayForm());
1408   Record.push_back(E->isArrayFormAsWritten());
1409   Record.push_back(E->doesUsualArrayDeleteWantSize());
1410   Record.AddDeclRef(E->getOperatorDelete());
1411   Record.AddStmt(E->getArgument());
1412   Record.AddSourceLocation(E->getSourceRange().getBegin());
1413 
1414   Code = serialization::EXPR_CXX_DELETE;
1415 }
1416 
VisitCXXPseudoDestructorExpr(CXXPseudoDestructorExpr * E)1417 void ASTStmtWriter::VisitCXXPseudoDestructorExpr(CXXPseudoDestructorExpr *E) {
1418   VisitExpr(E);
1419 
1420   Record.AddStmt(E->getBase());
1421   Record.push_back(E->isArrow());
1422   Record.AddSourceLocation(E->getOperatorLoc());
1423   Record.AddNestedNameSpecifierLoc(E->getQualifierLoc());
1424   Record.AddTypeSourceInfo(E->getScopeTypeInfo());
1425   Record.AddSourceLocation(E->getColonColonLoc());
1426   Record.AddSourceLocation(E->getTildeLoc());
1427 
1428   // PseudoDestructorTypeStorage.
1429   Record.AddIdentifierRef(E->getDestroyedTypeIdentifier());
1430   if (E->getDestroyedTypeIdentifier())
1431     Record.AddSourceLocation(E->getDestroyedTypeLoc());
1432   else
1433     Record.AddTypeSourceInfo(E->getDestroyedTypeInfo());
1434 
1435   Code = serialization::EXPR_CXX_PSEUDO_DESTRUCTOR;
1436 }
1437 
VisitExprWithCleanups(ExprWithCleanups * E)1438 void ASTStmtWriter::VisitExprWithCleanups(ExprWithCleanups *E) {
1439   VisitExpr(E);
1440   Record.push_back(E->getNumObjects());
1441   for (unsigned i = 0, e = E->getNumObjects(); i != e; ++i)
1442     Record.AddDeclRef(E->getObject(i));
1443 
1444   Record.push_back(E->cleanupsHaveSideEffects());
1445   Record.AddStmt(E->getSubExpr());
1446   Code = serialization::EXPR_EXPR_WITH_CLEANUPS;
1447 }
1448 
1449 void
VisitCXXDependentScopeMemberExpr(CXXDependentScopeMemberExpr * E)1450 ASTStmtWriter::VisitCXXDependentScopeMemberExpr(CXXDependentScopeMemberExpr *E){
1451   VisitExpr(E);
1452 
1453   // Don't emit anything here, HasTemplateKWAndArgsInfo must be
1454   // emitted first.
1455 
1456   Record.push_back(E->HasTemplateKWAndArgsInfo);
1457   if (E->HasTemplateKWAndArgsInfo) {
1458     const ASTTemplateKWAndArgsInfo &ArgInfo =
1459         *E->getTrailingObjects<ASTTemplateKWAndArgsInfo>();
1460     Record.push_back(ArgInfo.NumTemplateArgs);
1461     AddTemplateKWAndArgsInfo(ArgInfo,
1462                              E->getTrailingObjects<TemplateArgumentLoc>());
1463   }
1464 
1465   if (!E->isImplicitAccess())
1466     Record.AddStmt(E->getBase());
1467   else
1468     Record.AddStmt(nullptr);
1469   Record.AddTypeRef(E->getBaseType());
1470   Record.push_back(E->isArrow());
1471   Record.AddSourceLocation(E->getOperatorLoc());
1472   Record.AddNestedNameSpecifierLoc(E->getQualifierLoc());
1473   Record.AddDeclRef(E->getFirstQualifierFoundInScope());
1474   Record.AddDeclarationNameInfo(E->MemberNameInfo);
1475   Code = serialization::EXPR_CXX_DEPENDENT_SCOPE_MEMBER;
1476 }
1477 
1478 void
VisitDependentScopeDeclRefExpr(DependentScopeDeclRefExpr * E)1479 ASTStmtWriter::VisitDependentScopeDeclRefExpr(DependentScopeDeclRefExpr *E) {
1480   VisitExpr(E);
1481 
1482   // Don't emit anything here, HasTemplateKWAndArgsInfo must be
1483   // emitted first.
1484 
1485   Record.push_back(E->HasTemplateKWAndArgsInfo);
1486   if (E->HasTemplateKWAndArgsInfo) {
1487     const ASTTemplateKWAndArgsInfo &ArgInfo =
1488         *E->getTrailingObjects<ASTTemplateKWAndArgsInfo>();
1489     Record.push_back(ArgInfo.NumTemplateArgs);
1490     AddTemplateKWAndArgsInfo(ArgInfo,
1491                              E->getTrailingObjects<TemplateArgumentLoc>());
1492   }
1493 
1494   Record.AddNestedNameSpecifierLoc(E->getQualifierLoc());
1495   Record.AddDeclarationNameInfo(E->NameInfo);
1496   Code = serialization::EXPR_CXX_DEPENDENT_SCOPE_DECL_REF;
1497 }
1498 
1499 void
VisitCXXUnresolvedConstructExpr(CXXUnresolvedConstructExpr * E)1500 ASTStmtWriter::VisitCXXUnresolvedConstructExpr(CXXUnresolvedConstructExpr *E) {
1501   VisitExpr(E);
1502   Record.push_back(E->arg_size());
1503   for (CXXUnresolvedConstructExpr::arg_iterator
1504          ArgI = E->arg_begin(), ArgE = E->arg_end(); ArgI != ArgE; ++ArgI)
1505     Record.AddStmt(*ArgI);
1506   Record.AddTypeSourceInfo(E->getTypeSourceInfo());
1507   Record.AddSourceLocation(E->getLParenLoc());
1508   Record.AddSourceLocation(E->getRParenLoc());
1509   Code = serialization::EXPR_CXX_UNRESOLVED_CONSTRUCT;
1510 }
1511 
VisitOverloadExpr(OverloadExpr * E)1512 void ASTStmtWriter::VisitOverloadExpr(OverloadExpr *E) {
1513   VisitExpr(E);
1514 
1515   // Don't emit anything here, HasTemplateKWAndArgsInfo must be
1516   // emitted first.
1517 
1518   Record.push_back(E->HasTemplateKWAndArgsInfo);
1519   if (E->HasTemplateKWAndArgsInfo) {
1520     const ASTTemplateKWAndArgsInfo &ArgInfo =
1521         *E->getTrailingASTTemplateKWAndArgsInfo();
1522     Record.push_back(ArgInfo.NumTemplateArgs);
1523     AddTemplateKWAndArgsInfo(ArgInfo, E->getTrailingTemplateArgumentLoc());
1524   }
1525 
1526   Record.push_back(E->getNumDecls());
1527   for (OverloadExpr::decls_iterator
1528          OvI = E->decls_begin(), OvE = E->decls_end(); OvI != OvE; ++OvI) {
1529     Record.AddDeclRef(OvI.getDecl());
1530     Record.push_back(OvI.getAccess());
1531   }
1532 
1533   Record.AddDeclarationNameInfo(E->NameInfo);
1534   Record.AddNestedNameSpecifierLoc(E->getQualifierLoc());
1535 }
1536 
VisitUnresolvedMemberExpr(UnresolvedMemberExpr * E)1537 void ASTStmtWriter::VisitUnresolvedMemberExpr(UnresolvedMemberExpr *E) {
1538   VisitOverloadExpr(E);
1539   Record.push_back(E->isArrow());
1540   Record.push_back(E->hasUnresolvedUsing());
1541   Record.AddStmt(!E->isImplicitAccess() ? E->getBase() : nullptr);
1542   Record.AddTypeRef(E->getBaseType());
1543   Record.AddSourceLocation(E->getOperatorLoc());
1544   Code = serialization::EXPR_CXX_UNRESOLVED_MEMBER;
1545 }
1546 
VisitUnresolvedLookupExpr(UnresolvedLookupExpr * E)1547 void ASTStmtWriter::VisitUnresolvedLookupExpr(UnresolvedLookupExpr *E) {
1548   VisitOverloadExpr(E);
1549   Record.push_back(E->requiresADL());
1550   Record.push_back(E->isOverloaded());
1551   Record.AddDeclRef(E->getNamingClass());
1552   Code = serialization::EXPR_CXX_UNRESOLVED_LOOKUP;
1553 }
1554 
VisitTypeTraitExpr(TypeTraitExpr * E)1555 void ASTStmtWriter::VisitTypeTraitExpr(TypeTraitExpr *E) {
1556   VisitExpr(E);
1557   Record.push_back(E->TypeTraitExprBits.NumArgs);
1558   Record.push_back(E->TypeTraitExprBits.Kind); // FIXME: Stable encoding
1559   Record.push_back(E->TypeTraitExprBits.Value);
1560   Record.AddSourceRange(E->getSourceRange());
1561   for (unsigned I = 0, N = E->getNumArgs(); I != N; ++I)
1562     Record.AddTypeSourceInfo(E->getArg(I));
1563   Code = serialization::EXPR_TYPE_TRAIT;
1564 }
1565 
VisitArrayTypeTraitExpr(ArrayTypeTraitExpr * E)1566 void ASTStmtWriter::VisitArrayTypeTraitExpr(ArrayTypeTraitExpr *E) {
1567   VisitExpr(E);
1568   Record.push_back(E->getTrait());
1569   Record.push_back(E->getValue());
1570   Record.AddSourceRange(E->getSourceRange());
1571   Record.AddTypeSourceInfo(E->getQueriedTypeSourceInfo());
1572   Code = serialization::EXPR_ARRAY_TYPE_TRAIT;
1573 }
1574 
VisitExpressionTraitExpr(ExpressionTraitExpr * E)1575 void ASTStmtWriter::VisitExpressionTraitExpr(ExpressionTraitExpr *E) {
1576   VisitExpr(E);
1577   Record.push_back(E->getTrait());
1578   Record.push_back(E->getValue());
1579   Record.AddSourceRange(E->getSourceRange());
1580   Record.AddStmt(E->getQueriedExpression());
1581   Code = serialization::EXPR_CXX_EXPRESSION_TRAIT;
1582 }
1583 
VisitCXXNoexceptExpr(CXXNoexceptExpr * E)1584 void ASTStmtWriter::VisitCXXNoexceptExpr(CXXNoexceptExpr *E) {
1585   VisitExpr(E);
1586   Record.push_back(E->getValue());
1587   Record.AddSourceRange(E->getSourceRange());
1588   Record.AddStmt(E->getOperand());
1589   Code = serialization::EXPR_CXX_NOEXCEPT;
1590 }
1591 
VisitPackExpansionExpr(PackExpansionExpr * E)1592 void ASTStmtWriter::VisitPackExpansionExpr(PackExpansionExpr *E) {
1593   VisitExpr(E);
1594   Record.AddSourceLocation(E->getEllipsisLoc());
1595   Record.push_back(E->NumExpansions);
1596   Record.AddStmt(E->getPattern());
1597   Code = serialization::EXPR_PACK_EXPANSION;
1598 }
1599 
VisitSizeOfPackExpr(SizeOfPackExpr * E)1600 void ASTStmtWriter::VisitSizeOfPackExpr(SizeOfPackExpr *E) {
1601   VisitExpr(E);
1602   Record.push_back(E->isPartiallySubstituted() ? E->getPartialArguments().size()
1603                                                : 0);
1604   Record.AddSourceLocation(E->OperatorLoc);
1605   Record.AddSourceLocation(E->PackLoc);
1606   Record.AddSourceLocation(E->RParenLoc);
1607   Record.AddDeclRef(E->Pack);
1608   if (E->isPartiallySubstituted()) {
1609     for (const auto &TA : E->getPartialArguments())
1610       Record.AddTemplateArgument(TA);
1611   } else if (!E->isValueDependent()) {
1612     Record.push_back(E->getPackLength());
1613   }
1614   Code = serialization::EXPR_SIZEOF_PACK;
1615 }
1616 
VisitSubstNonTypeTemplateParmExpr(SubstNonTypeTemplateParmExpr * E)1617 void ASTStmtWriter::VisitSubstNonTypeTemplateParmExpr(
1618                                               SubstNonTypeTemplateParmExpr *E) {
1619   VisitExpr(E);
1620   Record.AddDeclRef(E->getParameter());
1621   Record.AddSourceLocation(E->getNameLoc());
1622   Record.AddStmt(E->getReplacement());
1623   Code = serialization::EXPR_SUBST_NON_TYPE_TEMPLATE_PARM;
1624 }
1625 
VisitSubstNonTypeTemplateParmPackExpr(SubstNonTypeTemplateParmPackExpr * E)1626 void ASTStmtWriter::VisitSubstNonTypeTemplateParmPackExpr(
1627                                           SubstNonTypeTemplateParmPackExpr *E) {
1628   VisitExpr(E);
1629   Record.AddDeclRef(E->getParameterPack());
1630   Record.AddTemplateArgument(E->getArgumentPack());
1631   Record.AddSourceLocation(E->getParameterPackLocation());
1632   Code = serialization::EXPR_SUBST_NON_TYPE_TEMPLATE_PARM_PACK;
1633 }
1634 
VisitFunctionParmPackExpr(FunctionParmPackExpr * E)1635 void ASTStmtWriter::VisitFunctionParmPackExpr(FunctionParmPackExpr *E) {
1636   VisitExpr(E);
1637   Record.push_back(E->getNumExpansions());
1638   Record.AddDeclRef(E->getParameterPack());
1639   Record.AddSourceLocation(E->getParameterPackLocation());
1640   for (FunctionParmPackExpr::iterator I = E->begin(), End = E->end();
1641        I != End; ++I)
1642     Record.AddDeclRef(*I);
1643   Code = serialization::EXPR_FUNCTION_PARM_PACK;
1644 }
1645 
VisitMaterializeTemporaryExpr(MaterializeTemporaryExpr * E)1646 void ASTStmtWriter::VisitMaterializeTemporaryExpr(MaterializeTemporaryExpr *E) {
1647   VisitExpr(E);
1648   Record.AddStmt(E->getTemporary());
1649   Record.AddDeclRef(E->getExtendingDecl());
1650   Record.push_back(E->getManglingNumber());
1651   Code = serialization::EXPR_MATERIALIZE_TEMPORARY;
1652 }
1653 
VisitCXXFoldExpr(CXXFoldExpr * E)1654 void ASTStmtWriter::VisitCXXFoldExpr(CXXFoldExpr *E) {
1655   VisitExpr(E);
1656   Record.AddSourceLocation(E->LParenLoc);
1657   Record.AddSourceLocation(E->EllipsisLoc);
1658   Record.AddSourceLocation(E->RParenLoc);
1659   Record.AddStmt(E->SubExprs[0]);
1660   Record.AddStmt(E->SubExprs[1]);
1661   Record.push_back(E->Opcode);
1662   Code = serialization::EXPR_CXX_FOLD;
1663 }
1664 
VisitOpaqueValueExpr(OpaqueValueExpr * E)1665 void ASTStmtWriter::VisitOpaqueValueExpr(OpaqueValueExpr *E) {
1666   VisitExpr(E);
1667   Record.AddStmt(E->getSourceExpr());
1668   Record.AddSourceLocation(E->getLocation());
1669   Code = serialization::EXPR_OPAQUE_VALUE;
1670 }
1671 
VisitTypoExpr(TypoExpr * E)1672 void ASTStmtWriter::VisitTypoExpr(TypoExpr *E) {
1673   VisitExpr(E);
1674   // TODO: Figure out sane writer behavior for a TypoExpr, if necessary
1675   llvm_unreachable("Cannot write TypoExpr nodes");
1676 }
1677 
1678 //===----------------------------------------------------------------------===//
1679 // CUDA Expressions and Statements.
1680 //===----------------------------------------------------------------------===//
1681 
VisitCUDAKernelCallExpr(CUDAKernelCallExpr * E)1682 void ASTStmtWriter::VisitCUDAKernelCallExpr(CUDAKernelCallExpr *E) {
1683   VisitCallExpr(E);
1684   Record.AddStmt(E->getConfig());
1685   Code = serialization::EXPR_CUDA_KERNEL_CALL;
1686 }
1687 
1688 //===----------------------------------------------------------------------===//
1689 // OpenCL Expressions and Statements.
1690 //===----------------------------------------------------------------------===//
VisitAsTypeExpr(AsTypeExpr * E)1691 void ASTStmtWriter::VisitAsTypeExpr(AsTypeExpr *E) {
1692   VisitExpr(E);
1693   Record.AddSourceLocation(E->getBuiltinLoc());
1694   Record.AddSourceLocation(E->getRParenLoc());
1695   Record.AddStmt(E->getSrcExpr());
1696   Code = serialization::EXPR_ASTYPE;
1697 }
1698 
1699 //===----------------------------------------------------------------------===//
1700 // Microsoft Expressions and Statements.
1701 //===----------------------------------------------------------------------===//
VisitMSPropertyRefExpr(MSPropertyRefExpr * E)1702 void ASTStmtWriter::VisitMSPropertyRefExpr(MSPropertyRefExpr *E) {
1703   VisitExpr(E);
1704   Record.push_back(E->isArrow());
1705   Record.AddStmt(E->getBaseExpr());
1706   Record.AddNestedNameSpecifierLoc(E->getQualifierLoc());
1707   Record.AddSourceLocation(E->getMemberLoc());
1708   Record.AddDeclRef(E->getPropertyDecl());
1709   Code = serialization::EXPR_CXX_PROPERTY_REF_EXPR;
1710 }
1711 
VisitMSPropertySubscriptExpr(MSPropertySubscriptExpr * E)1712 void ASTStmtWriter::VisitMSPropertySubscriptExpr(MSPropertySubscriptExpr *E) {
1713   VisitExpr(E);
1714   Record.AddStmt(E->getBase());
1715   Record.AddStmt(E->getIdx());
1716   Record.AddSourceLocation(E->getRBracketLoc());
1717   Code = serialization::EXPR_CXX_PROPERTY_SUBSCRIPT_EXPR;
1718 }
1719 
VisitCXXUuidofExpr(CXXUuidofExpr * E)1720 void ASTStmtWriter::VisitCXXUuidofExpr(CXXUuidofExpr *E) {
1721   VisitExpr(E);
1722   Record.AddSourceRange(E->getSourceRange());
1723   Record.AddString(E->getUuidStr());
1724   if (E->isTypeOperand()) {
1725     Record.AddTypeSourceInfo(E->getTypeOperandSourceInfo());
1726     Code = serialization::EXPR_CXX_UUIDOF_TYPE;
1727   } else {
1728     Record.AddStmt(E->getExprOperand());
1729     Code = serialization::EXPR_CXX_UUIDOF_EXPR;
1730   }
1731 }
1732 
VisitSEHExceptStmt(SEHExceptStmt * S)1733 void ASTStmtWriter::VisitSEHExceptStmt(SEHExceptStmt *S) {
1734   VisitStmt(S);
1735   Record.AddSourceLocation(S->getExceptLoc());
1736   Record.AddStmt(S->getFilterExpr());
1737   Record.AddStmt(S->getBlock());
1738   Code = serialization::STMT_SEH_EXCEPT;
1739 }
1740 
VisitSEHFinallyStmt(SEHFinallyStmt * S)1741 void ASTStmtWriter::VisitSEHFinallyStmt(SEHFinallyStmt *S) {
1742   VisitStmt(S);
1743   Record.AddSourceLocation(S->getFinallyLoc());
1744   Record.AddStmt(S->getBlock());
1745   Code = serialization::STMT_SEH_FINALLY;
1746 }
1747 
VisitSEHTryStmt(SEHTryStmt * S)1748 void ASTStmtWriter::VisitSEHTryStmt(SEHTryStmt *S) {
1749   VisitStmt(S);
1750   Record.push_back(S->getIsCXXTry());
1751   Record.AddSourceLocation(S->getTryLoc());
1752   Record.AddStmt(S->getTryBlock());
1753   Record.AddStmt(S->getHandler());
1754   Code = serialization::STMT_SEH_TRY;
1755 }
1756 
VisitSEHLeaveStmt(SEHLeaveStmt * S)1757 void ASTStmtWriter::VisitSEHLeaveStmt(SEHLeaveStmt *S) {
1758   VisitStmt(S);
1759   Record.AddSourceLocation(S->getLeaveLoc());
1760   Code = serialization::STMT_SEH_LEAVE;
1761 }
1762 
1763 //===----------------------------------------------------------------------===//
1764 // OpenMP Clauses.
1765 //===----------------------------------------------------------------------===//
1766 
1767 namespace clang {
1768 class OMPClauseWriter : public OMPClauseVisitor<OMPClauseWriter> {
1769   ASTRecordWriter &Record;
1770 public:
OMPClauseWriter(ASTRecordWriter & Record)1771   OMPClauseWriter(ASTRecordWriter &Record) : Record(Record) {}
1772 #define OPENMP_CLAUSE(Name, Class)    \
1773   void Visit##Class(Class *S);
1774 #include "clang/Basic/OpenMPKinds.def"
1775   void writeClause(OMPClause *C);
1776   void VisitOMPClauseWithPreInit(OMPClauseWithPreInit *C);
1777   void VisitOMPClauseWithPostUpdate(OMPClauseWithPostUpdate *C);
1778 };
1779 }
1780 
writeClause(OMPClause * C)1781 void OMPClauseWriter::writeClause(OMPClause *C) {
1782   Record.push_back(C->getClauseKind());
1783   Visit(C);
1784   Record.AddSourceLocation(C->getLocStart());
1785   Record.AddSourceLocation(C->getLocEnd());
1786 }
1787 
VisitOMPClauseWithPreInit(OMPClauseWithPreInit * C)1788 void OMPClauseWriter::VisitOMPClauseWithPreInit(OMPClauseWithPreInit *C) {
1789   Record.AddStmt(C->getPreInitStmt());
1790 }
1791 
VisitOMPClauseWithPostUpdate(OMPClauseWithPostUpdate * C)1792 void OMPClauseWriter::VisitOMPClauseWithPostUpdate(OMPClauseWithPostUpdate *C) {
1793   VisitOMPClauseWithPreInit(C);
1794   Record.AddStmt(C->getPostUpdateExpr());
1795 }
1796 
VisitOMPIfClause(OMPIfClause * C)1797 void OMPClauseWriter::VisitOMPIfClause(OMPIfClause *C) {
1798   Record.push_back(C->getNameModifier());
1799   Record.AddSourceLocation(C->getNameModifierLoc());
1800   Record.AddSourceLocation(C->getColonLoc());
1801   Record.AddStmt(C->getCondition());
1802   Record.AddSourceLocation(C->getLParenLoc());
1803 }
1804 
VisitOMPFinalClause(OMPFinalClause * C)1805 void OMPClauseWriter::VisitOMPFinalClause(OMPFinalClause *C) {
1806   Record.AddStmt(C->getCondition());
1807   Record.AddSourceLocation(C->getLParenLoc());
1808 }
1809 
VisitOMPNumThreadsClause(OMPNumThreadsClause * C)1810 void OMPClauseWriter::VisitOMPNumThreadsClause(OMPNumThreadsClause *C) {
1811   Record.AddStmt(C->getNumThreads());
1812   Record.AddSourceLocation(C->getLParenLoc());
1813 }
1814 
VisitOMPSafelenClause(OMPSafelenClause * C)1815 void OMPClauseWriter::VisitOMPSafelenClause(OMPSafelenClause *C) {
1816   Record.AddStmt(C->getSafelen());
1817   Record.AddSourceLocation(C->getLParenLoc());
1818 }
1819 
VisitOMPSimdlenClause(OMPSimdlenClause * C)1820 void OMPClauseWriter::VisitOMPSimdlenClause(OMPSimdlenClause *C) {
1821   Record.AddStmt(C->getSimdlen());
1822   Record.AddSourceLocation(C->getLParenLoc());
1823 }
1824 
VisitOMPCollapseClause(OMPCollapseClause * C)1825 void OMPClauseWriter::VisitOMPCollapseClause(OMPCollapseClause *C) {
1826   Record.AddStmt(C->getNumForLoops());
1827   Record.AddSourceLocation(C->getLParenLoc());
1828 }
1829 
VisitOMPDefaultClause(OMPDefaultClause * C)1830 void OMPClauseWriter::VisitOMPDefaultClause(OMPDefaultClause *C) {
1831   Record.push_back(C->getDefaultKind());
1832   Record.AddSourceLocation(C->getLParenLoc());
1833   Record.AddSourceLocation(C->getDefaultKindKwLoc());
1834 }
1835 
VisitOMPProcBindClause(OMPProcBindClause * C)1836 void OMPClauseWriter::VisitOMPProcBindClause(OMPProcBindClause *C) {
1837   Record.push_back(C->getProcBindKind());
1838   Record.AddSourceLocation(C->getLParenLoc());
1839   Record.AddSourceLocation(C->getProcBindKindKwLoc());
1840 }
1841 
VisitOMPScheduleClause(OMPScheduleClause * C)1842 void OMPClauseWriter::VisitOMPScheduleClause(OMPScheduleClause *C) {
1843   VisitOMPClauseWithPreInit(C);
1844   Record.push_back(C->getScheduleKind());
1845   Record.push_back(C->getFirstScheduleModifier());
1846   Record.push_back(C->getSecondScheduleModifier());
1847   Record.AddStmt(C->getChunkSize());
1848   Record.AddSourceLocation(C->getLParenLoc());
1849   Record.AddSourceLocation(C->getFirstScheduleModifierLoc());
1850   Record.AddSourceLocation(C->getSecondScheduleModifierLoc());
1851   Record.AddSourceLocation(C->getScheduleKindLoc());
1852   Record.AddSourceLocation(C->getCommaLoc());
1853 }
1854 
VisitOMPOrderedClause(OMPOrderedClause * C)1855 void OMPClauseWriter::VisitOMPOrderedClause(OMPOrderedClause *C) {
1856   Record.AddStmt(C->getNumForLoops());
1857   Record.AddSourceLocation(C->getLParenLoc());
1858 }
1859 
VisitOMPNowaitClause(OMPNowaitClause *)1860 void OMPClauseWriter::VisitOMPNowaitClause(OMPNowaitClause *) {}
1861 
VisitOMPUntiedClause(OMPUntiedClause *)1862 void OMPClauseWriter::VisitOMPUntiedClause(OMPUntiedClause *) {}
1863 
VisitOMPMergeableClause(OMPMergeableClause *)1864 void OMPClauseWriter::VisitOMPMergeableClause(OMPMergeableClause *) {}
1865 
VisitOMPReadClause(OMPReadClause *)1866 void OMPClauseWriter::VisitOMPReadClause(OMPReadClause *) {}
1867 
VisitOMPWriteClause(OMPWriteClause *)1868 void OMPClauseWriter::VisitOMPWriteClause(OMPWriteClause *) {}
1869 
VisitOMPUpdateClause(OMPUpdateClause *)1870 void OMPClauseWriter::VisitOMPUpdateClause(OMPUpdateClause *) {}
1871 
VisitOMPCaptureClause(OMPCaptureClause *)1872 void OMPClauseWriter::VisitOMPCaptureClause(OMPCaptureClause *) {}
1873 
VisitOMPSeqCstClause(OMPSeqCstClause *)1874 void OMPClauseWriter::VisitOMPSeqCstClause(OMPSeqCstClause *) {}
1875 
VisitOMPThreadsClause(OMPThreadsClause *)1876 void OMPClauseWriter::VisitOMPThreadsClause(OMPThreadsClause *) {}
1877 
VisitOMPSIMDClause(OMPSIMDClause *)1878 void OMPClauseWriter::VisitOMPSIMDClause(OMPSIMDClause *) {}
1879 
VisitOMPNogroupClause(OMPNogroupClause *)1880 void OMPClauseWriter::VisitOMPNogroupClause(OMPNogroupClause *) {}
1881 
VisitOMPPrivateClause(OMPPrivateClause * C)1882 void OMPClauseWriter::VisitOMPPrivateClause(OMPPrivateClause *C) {
1883   Record.push_back(C->varlist_size());
1884   Record.AddSourceLocation(C->getLParenLoc());
1885   for (auto *VE : C->varlists()) {
1886     Record.AddStmt(VE);
1887   }
1888   for (auto *VE : C->private_copies()) {
1889     Record.AddStmt(VE);
1890   }
1891 }
1892 
VisitOMPFirstprivateClause(OMPFirstprivateClause * C)1893 void OMPClauseWriter::VisitOMPFirstprivateClause(OMPFirstprivateClause *C) {
1894   Record.push_back(C->varlist_size());
1895   VisitOMPClauseWithPreInit(C);
1896   Record.AddSourceLocation(C->getLParenLoc());
1897   for (auto *VE : C->varlists()) {
1898     Record.AddStmt(VE);
1899   }
1900   for (auto *VE : C->private_copies()) {
1901     Record.AddStmt(VE);
1902   }
1903   for (auto *VE : C->inits()) {
1904     Record.AddStmt(VE);
1905   }
1906 }
1907 
VisitOMPLastprivateClause(OMPLastprivateClause * C)1908 void OMPClauseWriter::VisitOMPLastprivateClause(OMPLastprivateClause *C) {
1909   Record.push_back(C->varlist_size());
1910   VisitOMPClauseWithPostUpdate(C);
1911   Record.AddSourceLocation(C->getLParenLoc());
1912   for (auto *VE : C->varlists())
1913     Record.AddStmt(VE);
1914   for (auto *E : C->private_copies())
1915     Record.AddStmt(E);
1916   for (auto *E : C->source_exprs())
1917     Record.AddStmt(E);
1918   for (auto *E : C->destination_exprs())
1919     Record.AddStmt(E);
1920   for (auto *E : C->assignment_ops())
1921     Record.AddStmt(E);
1922 }
1923 
VisitOMPSharedClause(OMPSharedClause * C)1924 void OMPClauseWriter::VisitOMPSharedClause(OMPSharedClause *C) {
1925   Record.push_back(C->varlist_size());
1926   Record.AddSourceLocation(C->getLParenLoc());
1927   for (auto *VE : C->varlists())
1928     Record.AddStmt(VE);
1929 }
1930 
VisitOMPReductionClause(OMPReductionClause * C)1931 void OMPClauseWriter::VisitOMPReductionClause(OMPReductionClause *C) {
1932   Record.push_back(C->varlist_size());
1933   VisitOMPClauseWithPostUpdate(C);
1934   Record.AddSourceLocation(C->getLParenLoc());
1935   Record.AddSourceLocation(C->getColonLoc());
1936   Record.AddNestedNameSpecifierLoc(C->getQualifierLoc());
1937   Record.AddDeclarationNameInfo(C->getNameInfo());
1938   for (auto *VE : C->varlists())
1939     Record.AddStmt(VE);
1940   for (auto *VE : C->privates())
1941     Record.AddStmt(VE);
1942   for (auto *E : C->lhs_exprs())
1943     Record.AddStmt(E);
1944   for (auto *E : C->rhs_exprs())
1945     Record.AddStmt(E);
1946   for (auto *E : C->reduction_ops())
1947     Record.AddStmt(E);
1948 }
1949 
VisitOMPLinearClause(OMPLinearClause * C)1950 void OMPClauseWriter::VisitOMPLinearClause(OMPLinearClause *C) {
1951   Record.push_back(C->varlist_size());
1952   VisitOMPClauseWithPostUpdate(C);
1953   Record.AddSourceLocation(C->getLParenLoc());
1954   Record.AddSourceLocation(C->getColonLoc());
1955   Record.push_back(C->getModifier());
1956   Record.AddSourceLocation(C->getModifierLoc());
1957   for (auto *VE : C->varlists()) {
1958     Record.AddStmt(VE);
1959   }
1960   for (auto *VE : C->privates()) {
1961     Record.AddStmt(VE);
1962   }
1963   for (auto *VE : C->inits()) {
1964     Record.AddStmt(VE);
1965   }
1966   for (auto *VE : C->updates()) {
1967     Record.AddStmt(VE);
1968   }
1969   for (auto *VE : C->finals()) {
1970     Record.AddStmt(VE);
1971   }
1972   Record.AddStmt(C->getStep());
1973   Record.AddStmt(C->getCalcStep());
1974 }
1975 
VisitOMPAlignedClause(OMPAlignedClause * C)1976 void OMPClauseWriter::VisitOMPAlignedClause(OMPAlignedClause *C) {
1977   Record.push_back(C->varlist_size());
1978   Record.AddSourceLocation(C->getLParenLoc());
1979   Record.AddSourceLocation(C->getColonLoc());
1980   for (auto *VE : C->varlists())
1981     Record.AddStmt(VE);
1982   Record.AddStmt(C->getAlignment());
1983 }
1984 
VisitOMPCopyinClause(OMPCopyinClause * C)1985 void OMPClauseWriter::VisitOMPCopyinClause(OMPCopyinClause *C) {
1986   Record.push_back(C->varlist_size());
1987   Record.AddSourceLocation(C->getLParenLoc());
1988   for (auto *VE : C->varlists())
1989     Record.AddStmt(VE);
1990   for (auto *E : C->source_exprs())
1991     Record.AddStmt(E);
1992   for (auto *E : C->destination_exprs())
1993     Record.AddStmt(E);
1994   for (auto *E : C->assignment_ops())
1995     Record.AddStmt(E);
1996 }
1997 
VisitOMPCopyprivateClause(OMPCopyprivateClause * C)1998 void OMPClauseWriter::VisitOMPCopyprivateClause(OMPCopyprivateClause *C) {
1999   Record.push_back(C->varlist_size());
2000   Record.AddSourceLocation(C->getLParenLoc());
2001   for (auto *VE : C->varlists())
2002     Record.AddStmt(VE);
2003   for (auto *E : C->source_exprs())
2004     Record.AddStmt(E);
2005   for (auto *E : C->destination_exprs())
2006     Record.AddStmt(E);
2007   for (auto *E : C->assignment_ops())
2008     Record.AddStmt(E);
2009 }
2010 
VisitOMPFlushClause(OMPFlushClause * C)2011 void OMPClauseWriter::VisitOMPFlushClause(OMPFlushClause *C) {
2012   Record.push_back(C->varlist_size());
2013   Record.AddSourceLocation(C->getLParenLoc());
2014   for (auto *VE : C->varlists())
2015     Record.AddStmt(VE);
2016 }
2017 
VisitOMPDependClause(OMPDependClause * C)2018 void OMPClauseWriter::VisitOMPDependClause(OMPDependClause *C) {
2019   Record.push_back(C->varlist_size());
2020   Record.AddSourceLocation(C->getLParenLoc());
2021   Record.push_back(C->getDependencyKind());
2022   Record.AddSourceLocation(C->getDependencyLoc());
2023   Record.AddSourceLocation(C->getColonLoc());
2024   for (auto *VE : C->varlists())
2025     Record.AddStmt(VE);
2026   Record.AddStmt(C->getCounterValue());
2027 }
2028 
VisitOMPDeviceClause(OMPDeviceClause * C)2029 void OMPClauseWriter::VisitOMPDeviceClause(OMPDeviceClause *C) {
2030   Record.AddStmt(C->getDevice());
2031   Record.AddSourceLocation(C->getLParenLoc());
2032 }
2033 
VisitOMPMapClause(OMPMapClause * C)2034 void OMPClauseWriter::VisitOMPMapClause(OMPMapClause *C) {
2035   Record.push_back(C->varlist_size());
2036   Record.push_back(C->getUniqueDeclarationsNum());
2037   Record.push_back(C->getTotalComponentListNum());
2038   Record.push_back(C->getTotalComponentsNum());
2039   Record.AddSourceLocation(C->getLParenLoc());
2040   Record.push_back(C->getMapTypeModifier());
2041   Record.push_back(C->getMapType());
2042   Record.AddSourceLocation(C->getMapLoc());
2043   Record.AddSourceLocation(C->getColonLoc());
2044   for (auto *E : C->varlists())
2045     Record.AddStmt(E);
2046   for (auto *D : C->all_decls())
2047     Record.AddDeclRef(D);
2048   for (auto N : C->all_num_lists())
2049     Record.push_back(N);
2050   for (auto N : C->all_lists_sizes())
2051     Record.push_back(N);
2052   for (auto &M : C->all_components()) {
2053     Record.AddStmt(M.getAssociatedExpression());
2054     Record.AddDeclRef(M.getAssociatedDeclaration());
2055   }
2056 }
2057 
VisitOMPNumTeamsClause(OMPNumTeamsClause * C)2058 void OMPClauseWriter::VisitOMPNumTeamsClause(OMPNumTeamsClause *C) {
2059   Record.AddStmt(C->getNumTeams());
2060   Record.AddSourceLocation(C->getLParenLoc());
2061 }
2062 
VisitOMPThreadLimitClause(OMPThreadLimitClause * C)2063 void OMPClauseWriter::VisitOMPThreadLimitClause(OMPThreadLimitClause *C) {
2064   Record.AddStmt(C->getThreadLimit());
2065   Record.AddSourceLocation(C->getLParenLoc());
2066 }
2067 
VisitOMPPriorityClause(OMPPriorityClause * C)2068 void OMPClauseWriter::VisitOMPPriorityClause(OMPPriorityClause *C) {
2069   Record.AddStmt(C->getPriority());
2070   Record.AddSourceLocation(C->getLParenLoc());
2071 }
2072 
VisitOMPGrainsizeClause(OMPGrainsizeClause * C)2073 void OMPClauseWriter::VisitOMPGrainsizeClause(OMPGrainsizeClause *C) {
2074   Record.AddStmt(C->getGrainsize());
2075   Record.AddSourceLocation(C->getLParenLoc());
2076 }
2077 
VisitOMPNumTasksClause(OMPNumTasksClause * C)2078 void OMPClauseWriter::VisitOMPNumTasksClause(OMPNumTasksClause *C) {
2079   Record.AddStmt(C->getNumTasks());
2080   Record.AddSourceLocation(C->getLParenLoc());
2081 }
2082 
VisitOMPHintClause(OMPHintClause * C)2083 void OMPClauseWriter::VisitOMPHintClause(OMPHintClause *C) {
2084   Record.AddStmt(C->getHint());
2085   Record.AddSourceLocation(C->getLParenLoc());
2086 }
2087 
VisitOMPDistScheduleClause(OMPDistScheduleClause * C)2088 void OMPClauseWriter::VisitOMPDistScheduleClause(OMPDistScheduleClause *C) {
2089   VisitOMPClauseWithPreInit(C);
2090   Record.push_back(C->getDistScheduleKind());
2091   Record.AddStmt(C->getChunkSize());
2092   Record.AddSourceLocation(C->getLParenLoc());
2093   Record.AddSourceLocation(C->getDistScheduleKindLoc());
2094   Record.AddSourceLocation(C->getCommaLoc());
2095 }
2096 
VisitOMPDefaultmapClause(OMPDefaultmapClause * C)2097 void OMPClauseWriter::VisitOMPDefaultmapClause(OMPDefaultmapClause *C) {
2098   Record.push_back(C->getDefaultmapKind());
2099   Record.push_back(C->getDefaultmapModifier());
2100   Record.AddSourceLocation(C->getLParenLoc());
2101   Record.AddSourceLocation(C->getDefaultmapModifierLoc());
2102   Record.AddSourceLocation(C->getDefaultmapKindLoc());
2103 }
2104 
VisitOMPToClause(OMPToClause * C)2105 void OMPClauseWriter::VisitOMPToClause(OMPToClause *C) {
2106   Record.push_back(C->varlist_size());
2107   Record.push_back(C->getUniqueDeclarationsNum());
2108   Record.push_back(C->getTotalComponentListNum());
2109   Record.push_back(C->getTotalComponentsNum());
2110   Record.AddSourceLocation(C->getLParenLoc());
2111   for (auto *E : C->varlists())
2112     Record.AddStmt(E);
2113   for (auto *D : C->all_decls())
2114     Record.AddDeclRef(D);
2115   for (auto N : C->all_num_lists())
2116     Record.push_back(N);
2117   for (auto N : C->all_lists_sizes())
2118     Record.push_back(N);
2119   for (auto &M : C->all_components()) {
2120     Record.AddStmt(M.getAssociatedExpression());
2121     Record.AddDeclRef(M.getAssociatedDeclaration());
2122   }
2123 }
2124 
VisitOMPFromClause(OMPFromClause * C)2125 void OMPClauseWriter::VisitOMPFromClause(OMPFromClause *C) {
2126   Record.push_back(C->varlist_size());
2127   Record.push_back(C->getUniqueDeclarationsNum());
2128   Record.push_back(C->getTotalComponentListNum());
2129   Record.push_back(C->getTotalComponentsNum());
2130   Record.AddSourceLocation(C->getLParenLoc());
2131   for (auto *E : C->varlists())
2132     Record.AddStmt(E);
2133   for (auto *D : C->all_decls())
2134     Record.AddDeclRef(D);
2135   for (auto N : C->all_num_lists())
2136     Record.push_back(N);
2137   for (auto N : C->all_lists_sizes())
2138     Record.push_back(N);
2139   for (auto &M : C->all_components()) {
2140     Record.AddStmt(M.getAssociatedExpression());
2141     Record.AddDeclRef(M.getAssociatedDeclaration());
2142   }
2143 }
2144 
VisitOMPUseDevicePtrClause(OMPUseDevicePtrClause * C)2145 void OMPClauseWriter::VisitOMPUseDevicePtrClause(OMPUseDevicePtrClause *C) {
2146   Record.push_back(C->varlist_size());
2147   Record.AddSourceLocation(C->getLParenLoc());
2148   for (auto *VE : C->varlists()) {
2149     Record.AddStmt(VE);
2150   }
2151 }
2152 
VisitOMPIsDevicePtrClause(OMPIsDevicePtrClause * C)2153 void OMPClauseWriter::VisitOMPIsDevicePtrClause(OMPIsDevicePtrClause *C) {
2154   Record.push_back(C->varlist_size());
2155   Record.AddSourceLocation(C->getLParenLoc());
2156   for (auto *VE : C->varlists()) {
2157     Record.AddStmt(VE);
2158   }
2159 }
2160 
2161 //===----------------------------------------------------------------------===//
2162 // OpenMP Directives.
2163 //===----------------------------------------------------------------------===//
VisitOMPExecutableDirective(OMPExecutableDirective * E)2164 void ASTStmtWriter::VisitOMPExecutableDirective(OMPExecutableDirective *E) {
2165   Record.AddSourceLocation(E->getLocStart());
2166   Record.AddSourceLocation(E->getLocEnd());
2167   OMPClauseWriter ClauseWriter(Record);
2168   for (unsigned i = 0; i < E->getNumClauses(); ++i) {
2169     ClauseWriter.writeClause(E->getClause(i));
2170   }
2171   if (E->hasAssociatedStmt())
2172     Record.AddStmt(E->getAssociatedStmt());
2173 }
2174 
VisitOMPLoopDirective(OMPLoopDirective * D)2175 void ASTStmtWriter::VisitOMPLoopDirective(OMPLoopDirective *D) {
2176   VisitStmt(D);
2177   Record.push_back(D->getNumClauses());
2178   Record.push_back(D->getCollapsedNumber());
2179   VisitOMPExecutableDirective(D);
2180   Record.AddStmt(D->getIterationVariable());
2181   Record.AddStmt(D->getLastIteration());
2182   Record.AddStmt(D->getCalcLastIteration());
2183   Record.AddStmt(D->getPreCond());
2184   Record.AddStmt(D->getCond());
2185   Record.AddStmt(D->getInit());
2186   Record.AddStmt(D->getInc());
2187   Record.AddStmt(D->getPreInits());
2188   if (isOpenMPWorksharingDirective(D->getDirectiveKind()) ||
2189       isOpenMPTaskLoopDirective(D->getDirectiveKind()) ||
2190       isOpenMPDistributeDirective(D->getDirectiveKind())) {
2191     Record.AddStmt(D->getIsLastIterVariable());
2192     Record.AddStmt(D->getLowerBoundVariable());
2193     Record.AddStmt(D->getUpperBoundVariable());
2194     Record.AddStmt(D->getStrideVariable());
2195     Record.AddStmt(D->getEnsureUpperBound());
2196     Record.AddStmt(D->getNextLowerBound());
2197     Record.AddStmt(D->getNextUpperBound());
2198     Record.AddStmt(D->getNumIterations());
2199   }
2200   if (isOpenMPLoopBoundSharingDirective(D->getDirectiveKind())) {
2201     Record.AddStmt(D->getPrevLowerBoundVariable());
2202     Record.AddStmt(D->getPrevUpperBoundVariable());
2203   }
2204   for (auto I : D->counters()) {
2205     Record.AddStmt(I);
2206   }
2207   for (auto I : D->private_counters()) {
2208     Record.AddStmt(I);
2209   }
2210   for (auto I : D->inits()) {
2211     Record.AddStmt(I);
2212   }
2213   for (auto I : D->updates()) {
2214     Record.AddStmt(I);
2215   }
2216   for (auto I : D->finals()) {
2217     Record.AddStmt(I);
2218   }
2219 }
2220 
VisitOMPParallelDirective(OMPParallelDirective * D)2221 void ASTStmtWriter::VisitOMPParallelDirective(OMPParallelDirective *D) {
2222   VisitStmt(D);
2223   Record.push_back(D->getNumClauses());
2224   VisitOMPExecutableDirective(D);
2225   Record.push_back(D->hasCancel() ? 1 : 0);
2226   Code = serialization::STMT_OMP_PARALLEL_DIRECTIVE;
2227 }
2228 
VisitOMPSimdDirective(OMPSimdDirective * D)2229 void ASTStmtWriter::VisitOMPSimdDirective(OMPSimdDirective *D) {
2230   VisitOMPLoopDirective(D);
2231   Code = serialization::STMT_OMP_SIMD_DIRECTIVE;
2232 }
2233 
VisitOMPForDirective(OMPForDirective * D)2234 void ASTStmtWriter::VisitOMPForDirective(OMPForDirective *D) {
2235   VisitOMPLoopDirective(D);
2236   Record.push_back(D->hasCancel() ? 1 : 0);
2237   Code = serialization::STMT_OMP_FOR_DIRECTIVE;
2238 }
2239 
VisitOMPForSimdDirective(OMPForSimdDirective * D)2240 void ASTStmtWriter::VisitOMPForSimdDirective(OMPForSimdDirective *D) {
2241   VisitOMPLoopDirective(D);
2242   Code = serialization::STMT_OMP_FOR_SIMD_DIRECTIVE;
2243 }
2244 
VisitOMPSectionsDirective(OMPSectionsDirective * D)2245 void ASTStmtWriter::VisitOMPSectionsDirective(OMPSectionsDirective *D) {
2246   VisitStmt(D);
2247   Record.push_back(D->getNumClauses());
2248   VisitOMPExecutableDirective(D);
2249   Record.push_back(D->hasCancel() ? 1 : 0);
2250   Code = serialization::STMT_OMP_SECTIONS_DIRECTIVE;
2251 }
2252 
VisitOMPSectionDirective(OMPSectionDirective * D)2253 void ASTStmtWriter::VisitOMPSectionDirective(OMPSectionDirective *D) {
2254   VisitStmt(D);
2255   VisitOMPExecutableDirective(D);
2256   Record.push_back(D->hasCancel() ? 1 : 0);
2257   Code = serialization::STMT_OMP_SECTION_DIRECTIVE;
2258 }
2259 
VisitOMPSingleDirective(OMPSingleDirective * D)2260 void ASTStmtWriter::VisitOMPSingleDirective(OMPSingleDirective *D) {
2261   VisitStmt(D);
2262   Record.push_back(D->getNumClauses());
2263   VisitOMPExecutableDirective(D);
2264   Code = serialization::STMT_OMP_SINGLE_DIRECTIVE;
2265 }
2266 
VisitOMPMasterDirective(OMPMasterDirective * D)2267 void ASTStmtWriter::VisitOMPMasterDirective(OMPMasterDirective *D) {
2268   VisitStmt(D);
2269   VisitOMPExecutableDirective(D);
2270   Code = serialization::STMT_OMP_MASTER_DIRECTIVE;
2271 }
2272 
VisitOMPCriticalDirective(OMPCriticalDirective * D)2273 void ASTStmtWriter::VisitOMPCriticalDirective(OMPCriticalDirective *D) {
2274   VisitStmt(D);
2275   Record.push_back(D->getNumClauses());
2276   VisitOMPExecutableDirective(D);
2277   Record.AddDeclarationNameInfo(D->getDirectiveName());
2278   Code = serialization::STMT_OMP_CRITICAL_DIRECTIVE;
2279 }
2280 
VisitOMPParallelForDirective(OMPParallelForDirective * D)2281 void ASTStmtWriter::VisitOMPParallelForDirective(OMPParallelForDirective *D) {
2282   VisitOMPLoopDirective(D);
2283   Record.push_back(D->hasCancel() ? 1 : 0);
2284   Code = serialization::STMT_OMP_PARALLEL_FOR_DIRECTIVE;
2285 }
2286 
VisitOMPParallelForSimdDirective(OMPParallelForSimdDirective * D)2287 void ASTStmtWriter::VisitOMPParallelForSimdDirective(
2288     OMPParallelForSimdDirective *D) {
2289   VisitOMPLoopDirective(D);
2290   Code = serialization::STMT_OMP_PARALLEL_FOR_SIMD_DIRECTIVE;
2291 }
2292 
VisitOMPParallelSectionsDirective(OMPParallelSectionsDirective * D)2293 void ASTStmtWriter::VisitOMPParallelSectionsDirective(
2294     OMPParallelSectionsDirective *D) {
2295   VisitStmt(D);
2296   Record.push_back(D->getNumClauses());
2297   VisitOMPExecutableDirective(D);
2298   Record.push_back(D->hasCancel() ? 1 : 0);
2299   Code = serialization::STMT_OMP_PARALLEL_SECTIONS_DIRECTIVE;
2300 }
2301 
VisitOMPTaskDirective(OMPTaskDirective * D)2302 void ASTStmtWriter::VisitOMPTaskDirective(OMPTaskDirective *D) {
2303   VisitStmt(D);
2304   Record.push_back(D->getNumClauses());
2305   VisitOMPExecutableDirective(D);
2306   Record.push_back(D->hasCancel() ? 1 : 0);
2307   Code = serialization::STMT_OMP_TASK_DIRECTIVE;
2308 }
2309 
VisitOMPAtomicDirective(OMPAtomicDirective * D)2310 void ASTStmtWriter::VisitOMPAtomicDirective(OMPAtomicDirective *D) {
2311   VisitStmt(D);
2312   Record.push_back(D->getNumClauses());
2313   VisitOMPExecutableDirective(D);
2314   Record.AddStmt(D->getX());
2315   Record.AddStmt(D->getV());
2316   Record.AddStmt(D->getExpr());
2317   Record.AddStmt(D->getUpdateExpr());
2318   Record.push_back(D->isXLHSInRHSPart() ? 1 : 0);
2319   Record.push_back(D->isPostfixUpdate() ? 1 : 0);
2320   Code = serialization::STMT_OMP_ATOMIC_DIRECTIVE;
2321 }
2322 
VisitOMPTargetDirective(OMPTargetDirective * D)2323 void ASTStmtWriter::VisitOMPTargetDirective(OMPTargetDirective *D) {
2324   VisitStmt(D);
2325   Record.push_back(D->getNumClauses());
2326   VisitOMPExecutableDirective(D);
2327   Code = serialization::STMT_OMP_TARGET_DIRECTIVE;
2328 }
2329 
VisitOMPTargetDataDirective(OMPTargetDataDirective * D)2330 void ASTStmtWriter::VisitOMPTargetDataDirective(OMPTargetDataDirective *D) {
2331   VisitStmt(D);
2332   Record.push_back(D->getNumClauses());
2333   VisitOMPExecutableDirective(D);
2334   Code = serialization::STMT_OMP_TARGET_DATA_DIRECTIVE;
2335 }
2336 
VisitOMPTargetEnterDataDirective(OMPTargetEnterDataDirective * D)2337 void ASTStmtWriter::VisitOMPTargetEnterDataDirective(
2338     OMPTargetEnterDataDirective *D) {
2339   VisitStmt(D);
2340   Record.push_back(D->getNumClauses());
2341   VisitOMPExecutableDirective(D);
2342   Code = serialization::STMT_OMP_TARGET_ENTER_DATA_DIRECTIVE;
2343 }
2344 
VisitOMPTargetExitDataDirective(OMPTargetExitDataDirective * D)2345 void ASTStmtWriter::VisitOMPTargetExitDataDirective(
2346     OMPTargetExitDataDirective *D) {
2347   VisitStmt(D);
2348   Record.push_back(D->getNumClauses());
2349   VisitOMPExecutableDirective(D);
2350   Code = serialization::STMT_OMP_TARGET_EXIT_DATA_DIRECTIVE;
2351 }
2352 
VisitOMPTargetParallelDirective(OMPTargetParallelDirective * D)2353 void ASTStmtWriter::VisitOMPTargetParallelDirective(
2354     OMPTargetParallelDirective *D) {
2355   VisitStmt(D);
2356   Record.push_back(D->getNumClauses());
2357   VisitOMPExecutableDirective(D);
2358   Code = serialization::STMT_OMP_TARGET_PARALLEL_DIRECTIVE;
2359 }
2360 
VisitOMPTargetParallelForDirective(OMPTargetParallelForDirective * D)2361 void ASTStmtWriter::VisitOMPTargetParallelForDirective(
2362     OMPTargetParallelForDirective *D) {
2363   VisitOMPLoopDirective(D);
2364   Record.push_back(D->hasCancel() ? 1 : 0);
2365   Code = serialization::STMT_OMP_TARGET_PARALLEL_FOR_DIRECTIVE;
2366 }
2367 
VisitOMPTaskyieldDirective(OMPTaskyieldDirective * D)2368 void ASTStmtWriter::VisitOMPTaskyieldDirective(OMPTaskyieldDirective *D) {
2369   VisitStmt(D);
2370   VisitOMPExecutableDirective(D);
2371   Code = serialization::STMT_OMP_TASKYIELD_DIRECTIVE;
2372 }
2373 
VisitOMPBarrierDirective(OMPBarrierDirective * D)2374 void ASTStmtWriter::VisitOMPBarrierDirective(OMPBarrierDirective *D) {
2375   VisitStmt(D);
2376   VisitOMPExecutableDirective(D);
2377   Code = serialization::STMT_OMP_BARRIER_DIRECTIVE;
2378 }
2379 
VisitOMPTaskwaitDirective(OMPTaskwaitDirective * D)2380 void ASTStmtWriter::VisitOMPTaskwaitDirective(OMPTaskwaitDirective *D) {
2381   VisitStmt(D);
2382   VisitOMPExecutableDirective(D);
2383   Code = serialization::STMT_OMP_TASKWAIT_DIRECTIVE;
2384 }
2385 
VisitOMPTaskgroupDirective(OMPTaskgroupDirective * D)2386 void ASTStmtWriter::VisitOMPTaskgroupDirective(OMPTaskgroupDirective *D) {
2387   VisitStmt(D);
2388   VisitOMPExecutableDirective(D);
2389   Code = serialization::STMT_OMP_TASKGROUP_DIRECTIVE;
2390 }
2391 
VisitOMPFlushDirective(OMPFlushDirective * D)2392 void ASTStmtWriter::VisitOMPFlushDirective(OMPFlushDirective *D) {
2393   VisitStmt(D);
2394   Record.push_back(D->getNumClauses());
2395   VisitOMPExecutableDirective(D);
2396   Code = serialization::STMT_OMP_FLUSH_DIRECTIVE;
2397 }
2398 
VisitOMPOrderedDirective(OMPOrderedDirective * D)2399 void ASTStmtWriter::VisitOMPOrderedDirective(OMPOrderedDirective *D) {
2400   VisitStmt(D);
2401   Record.push_back(D->getNumClauses());
2402   VisitOMPExecutableDirective(D);
2403   Code = serialization::STMT_OMP_ORDERED_DIRECTIVE;
2404 }
2405 
VisitOMPTeamsDirective(OMPTeamsDirective * D)2406 void ASTStmtWriter::VisitOMPTeamsDirective(OMPTeamsDirective *D) {
2407   VisitStmt(D);
2408   Record.push_back(D->getNumClauses());
2409   VisitOMPExecutableDirective(D);
2410   Code = serialization::STMT_OMP_TEAMS_DIRECTIVE;
2411 }
2412 
VisitOMPCancellationPointDirective(OMPCancellationPointDirective * D)2413 void ASTStmtWriter::VisitOMPCancellationPointDirective(
2414     OMPCancellationPointDirective *D) {
2415   VisitStmt(D);
2416   VisitOMPExecutableDirective(D);
2417   Record.push_back(D->getCancelRegion());
2418   Code = serialization::STMT_OMP_CANCELLATION_POINT_DIRECTIVE;
2419 }
2420 
VisitOMPCancelDirective(OMPCancelDirective * D)2421 void ASTStmtWriter::VisitOMPCancelDirective(OMPCancelDirective *D) {
2422   VisitStmt(D);
2423   Record.push_back(D->getNumClauses());
2424   VisitOMPExecutableDirective(D);
2425   Record.push_back(D->getCancelRegion());
2426   Code = serialization::STMT_OMP_CANCEL_DIRECTIVE;
2427 }
2428 
VisitOMPTaskLoopDirective(OMPTaskLoopDirective * D)2429 void ASTStmtWriter::VisitOMPTaskLoopDirective(OMPTaskLoopDirective *D) {
2430   VisitOMPLoopDirective(D);
2431   Code = serialization::STMT_OMP_TASKLOOP_DIRECTIVE;
2432 }
2433 
VisitOMPTaskLoopSimdDirective(OMPTaskLoopSimdDirective * D)2434 void ASTStmtWriter::VisitOMPTaskLoopSimdDirective(OMPTaskLoopSimdDirective *D) {
2435   VisitOMPLoopDirective(D);
2436   Code = serialization::STMT_OMP_TASKLOOP_SIMD_DIRECTIVE;
2437 }
2438 
VisitOMPDistributeDirective(OMPDistributeDirective * D)2439 void ASTStmtWriter::VisitOMPDistributeDirective(OMPDistributeDirective *D) {
2440   VisitOMPLoopDirective(D);
2441   Code = serialization::STMT_OMP_DISTRIBUTE_DIRECTIVE;
2442 }
2443 
VisitOMPTargetUpdateDirective(OMPTargetUpdateDirective * D)2444 void ASTStmtWriter::VisitOMPTargetUpdateDirective(OMPTargetUpdateDirective *D) {
2445   VisitStmt(D);
2446   Record.push_back(D->getNumClauses());
2447   VisitOMPExecutableDirective(D);
2448   Code = serialization::STMT_OMP_TARGET_UPDATE_DIRECTIVE;
2449 }
2450 
VisitOMPDistributeParallelForDirective(OMPDistributeParallelForDirective * D)2451 void ASTStmtWriter::VisitOMPDistributeParallelForDirective(
2452     OMPDistributeParallelForDirective *D) {
2453   VisitOMPLoopDirective(D);
2454   Code = serialization::STMT_OMP_DISTRIBUTE_PARALLEL_FOR_DIRECTIVE;
2455 }
2456 
VisitOMPDistributeParallelForSimdDirective(OMPDistributeParallelForSimdDirective * D)2457 void ASTStmtWriter::VisitOMPDistributeParallelForSimdDirective(
2458     OMPDistributeParallelForSimdDirective *D) {
2459   VisitOMPLoopDirective(D);
2460   Code = serialization::STMT_OMP_DISTRIBUTE_PARALLEL_FOR_SIMD_DIRECTIVE;
2461 }
2462 
VisitOMPDistributeSimdDirective(OMPDistributeSimdDirective * D)2463 void ASTStmtWriter::VisitOMPDistributeSimdDirective(
2464     OMPDistributeSimdDirective *D) {
2465   VisitOMPLoopDirective(D);
2466   Code = serialization::STMT_OMP_DISTRIBUTE_SIMD_DIRECTIVE;
2467 }
2468 
VisitOMPTargetParallelForSimdDirective(OMPTargetParallelForSimdDirective * D)2469 void ASTStmtWriter::VisitOMPTargetParallelForSimdDirective(
2470     OMPTargetParallelForSimdDirective *D) {
2471   VisitOMPLoopDirective(D);
2472   Code = serialization::STMT_OMP_TARGET_PARALLEL_FOR_SIMD_DIRECTIVE;
2473 }
2474 
2475 //===----------------------------------------------------------------------===//
2476 // ASTWriter Implementation
2477 //===----------------------------------------------------------------------===//
2478 
RecordSwitchCaseID(SwitchCase * S)2479 unsigned ASTWriter::RecordSwitchCaseID(SwitchCase *S) {
2480   assert(SwitchCaseIDs.find(S) == SwitchCaseIDs.end() &&
2481          "SwitchCase recorded twice");
2482   unsigned NextID = SwitchCaseIDs.size();
2483   SwitchCaseIDs[S] = NextID;
2484   return NextID;
2485 }
2486 
getSwitchCaseID(SwitchCase * S)2487 unsigned ASTWriter::getSwitchCaseID(SwitchCase *S) {
2488   assert(SwitchCaseIDs.find(S) != SwitchCaseIDs.end() &&
2489          "SwitchCase hasn't been seen yet");
2490   return SwitchCaseIDs[S];
2491 }
2492 
ClearSwitchCaseIDs()2493 void ASTWriter::ClearSwitchCaseIDs() {
2494   SwitchCaseIDs.clear();
2495 }
2496 
2497 /// \brief Write the given substatement or subexpression to the
2498 /// bitstream.
WriteSubStmt(Stmt * S)2499 void ASTWriter::WriteSubStmt(Stmt *S) {
2500   RecordData Record;
2501   ASTStmtWriter Writer(*this, Record);
2502   ++NumStatements;
2503 
2504   if (!S) {
2505     Stream.EmitRecord(serialization::STMT_NULL_PTR, Record);
2506     return;
2507   }
2508 
2509   llvm::DenseMap<Stmt *, uint64_t>::iterator I = SubStmtEntries.find(S);
2510   if (I != SubStmtEntries.end()) {
2511     Record.push_back(I->second);
2512     Stream.EmitRecord(serialization::STMT_REF_PTR, Record);
2513     return;
2514   }
2515 
2516 #ifndef NDEBUG
2517   assert(!ParentStmts.count(S) && "There is a Stmt cycle!");
2518 
2519   struct ParentStmtInserterRAII {
2520     Stmt *S;
2521     llvm::DenseSet<Stmt *> &ParentStmts;
2522 
2523     ParentStmtInserterRAII(Stmt *S, llvm::DenseSet<Stmt *> &ParentStmts)
2524       : S(S), ParentStmts(ParentStmts) {
2525       ParentStmts.insert(S);
2526     }
2527     ~ParentStmtInserterRAII() {
2528       ParentStmts.erase(S);
2529     }
2530   };
2531 
2532   ParentStmtInserterRAII ParentStmtInserter(S, ParentStmts);
2533 #endif
2534 
2535   Writer.Visit(S);
2536 
2537   uint64_t Offset = Writer.Emit();
2538   SubStmtEntries[S] = Offset;
2539 }
2540 
2541 /// \brief Flush all of the statements that have been added to the
2542 /// queue via AddStmt().
FlushStmts()2543 void ASTRecordWriter::FlushStmts() {
2544   // We expect to be the only consumer of the two temporary statement maps,
2545   // assert that they are empty.
2546   assert(Writer->SubStmtEntries.empty() && "unexpected entries in sub-stmt map");
2547   assert(Writer->ParentStmts.empty() && "unexpected entries in parent stmt map");
2548 
2549   for (unsigned I = 0, N = StmtsToEmit.size(); I != N; ++I) {
2550     Writer->WriteSubStmt(StmtsToEmit[I]);
2551 
2552     assert(N == StmtsToEmit.size() && "record modified while being written!");
2553 
2554     // Note that we are at the end of a full expression. Any
2555     // expression records that follow this one are part of a different
2556     // expression.
2557     Writer->Stream.EmitRecord(serialization::STMT_STOP, ArrayRef<uint32_t>());
2558 
2559     Writer->SubStmtEntries.clear();
2560     Writer->ParentStmts.clear();
2561   }
2562 
2563   StmtsToEmit.clear();
2564 }
2565 
FlushSubStmts()2566 void ASTRecordWriter::FlushSubStmts() {
2567   // For a nested statement, write out the substatements in reverse order (so
2568   // that a simple stack machine can be used when loading), and don't emit a
2569   // STMT_STOP after each one.
2570   for (unsigned I = 0, N = StmtsToEmit.size(); I != N; ++I) {
2571     Writer->WriteSubStmt(StmtsToEmit[N - I - 1]);
2572     assert(N == StmtsToEmit.size() && "record modified while being written!");
2573   }
2574 
2575   StmtsToEmit.clear();
2576 }
2577