1 //===--- ASTWriterStmt.cpp - Statement and Expression Serialization -------===//
3 // The LLVM Compiler Infrastructure
5 // This file is distributed under the University of Illinois Open Source
6 // License. See LICENSE.TXT for details.
8 //===----------------------------------------------------------------------===//
10 // This file implements serialization for Statements and Expressions.
12 //===----------------------------------------------------------------------===//
14 #include "clang/Serialization/ASTWriter.h"
15 #include "clang/AST/DeclCXX.h"
16 #include "clang/AST/DeclObjC.h"
17 #include "clang/AST/DeclTemplate.h"
18 #include "clang/AST/StmtVisitor.h"
19 #include "llvm/Bitcode/BitstreamWriter.h"
20 using namespace clang;
22 //===----------------------------------------------------------------------===//
23 // Statement/expression serialization
24 //===----------------------------------------------------------------------===//
27 class ASTStmtWriter : public StmtVisitor<ASTStmtWriter, void> {
29 ASTWriter::RecordData &Record;
32 serialization::StmtCode Code;
35 ASTStmtWriter(ASTWriter &Writer, ASTWriter::RecordData &Record)
36 : Writer(Writer), Record(Record) { }
39 AddExplicitTemplateArgumentList(const ASTTemplateArgumentListInfo &Args);
41 void VisitStmt(Stmt *S);
42 #define STMT(Type, Base) \
43 void Visit##Type(Type *);
44 #include "clang/AST/StmtNodes.inc"
49 AddExplicitTemplateArgumentList(const ASTTemplateArgumentListInfo &Args) {
50 Writer.AddSourceLocation(Args.LAngleLoc, Record);
51 Writer.AddSourceLocation(Args.RAngleLoc, Record);
52 for (unsigned i=0; i != Args.NumTemplateArgs; ++i)
53 Writer.AddTemplateArgumentLoc(Args.getTemplateArgs()[i], Record);
56 void ASTStmtWriter::VisitStmt(Stmt *S) {
59 void ASTStmtWriter::VisitNullStmt(NullStmt *S) {
61 Writer.AddSourceLocation(S->getSemiLoc(), Record);
62 Record.push_back(S->HasLeadingEmptyMacro);
63 Code = serialization::STMT_NULL;
66 void ASTStmtWriter::VisitCompoundStmt(CompoundStmt *S) {
68 Record.push_back(S->size());
69 for (CompoundStmt::body_iterator CS = S->body_begin(), CSEnd = S->body_end();
72 Writer.AddSourceLocation(S->getLBracLoc(), Record);
73 Writer.AddSourceLocation(S->getRBracLoc(), Record);
74 Code = serialization::STMT_COMPOUND;
77 void ASTStmtWriter::VisitSwitchCase(SwitchCase *S) {
79 Record.push_back(Writer.getSwitchCaseID(S));
82 void ASTStmtWriter::VisitCaseStmt(CaseStmt *S) {
84 Writer.AddStmt(S->getLHS());
85 Writer.AddStmt(S->getRHS());
86 Writer.AddStmt(S->getSubStmt());
87 Writer.AddSourceLocation(S->getCaseLoc(), Record);
88 Writer.AddSourceLocation(S->getEllipsisLoc(), Record);
89 Writer.AddSourceLocation(S->getColonLoc(), Record);
90 Code = serialization::STMT_CASE;
93 void ASTStmtWriter::VisitDefaultStmt(DefaultStmt *S) {
95 Writer.AddStmt(S->getSubStmt());
96 Writer.AddSourceLocation(S->getDefaultLoc(), Record);
97 Writer.AddSourceLocation(S->getColonLoc(), Record);
98 Code = serialization::STMT_DEFAULT;
101 void ASTStmtWriter::VisitLabelStmt(LabelStmt *S) {
103 Writer.AddDeclRef(S->getDecl(), Record);
104 Writer.AddStmt(S->getSubStmt());
105 Writer.AddSourceLocation(S->getIdentLoc(), Record);
106 Code = serialization::STMT_LABEL;
109 void ASTStmtWriter::VisitIfStmt(IfStmt *S) {
111 Writer.AddDeclRef(S->getConditionVariable(), Record);
112 Writer.AddStmt(S->getCond());
113 Writer.AddStmt(S->getThen());
114 Writer.AddStmt(S->getElse());
115 Writer.AddSourceLocation(S->getIfLoc(), Record);
116 Writer.AddSourceLocation(S->getElseLoc(), Record);
117 Code = serialization::STMT_IF;
120 void ASTStmtWriter::VisitSwitchStmt(SwitchStmt *S) {
122 Writer.AddDeclRef(S->getConditionVariable(), Record);
123 Writer.AddStmt(S->getCond());
124 Writer.AddStmt(S->getBody());
125 Writer.AddSourceLocation(S->getSwitchLoc(), Record);
126 Record.push_back(S->isAllEnumCasesCovered());
127 for (SwitchCase *SC = S->getSwitchCaseList(); SC;
128 SC = SC->getNextSwitchCase())
129 Record.push_back(Writer.RecordSwitchCaseID(SC));
130 Code = serialization::STMT_SWITCH;
133 void ASTStmtWriter::VisitWhileStmt(WhileStmt *S) {
135 Writer.AddDeclRef(S->getConditionVariable(), Record);
136 Writer.AddStmt(S->getCond());
137 Writer.AddStmt(S->getBody());
138 Writer.AddSourceLocation(S->getWhileLoc(), Record);
139 Code = serialization::STMT_WHILE;
142 void ASTStmtWriter::VisitDoStmt(DoStmt *S) {
144 Writer.AddStmt(S->getCond());
145 Writer.AddStmt(S->getBody());
146 Writer.AddSourceLocation(S->getDoLoc(), Record);
147 Writer.AddSourceLocation(S->getWhileLoc(), Record);
148 Writer.AddSourceLocation(S->getRParenLoc(), Record);
149 Code = serialization::STMT_DO;
152 void ASTStmtWriter::VisitForStmt(ForStmt *S) {
154 Writer.AddStmt(S->getInit());
155 Writer.AddStmt(S->getCond());
156 Writer.AddDeclRef(S->getConditionVariable(), Record);
157 Writer.AddStmt(S->getInc());
158 Writer.AddStmt(S->getBody());
159 Writer.AddSourceLocation(S->getForLoc(), Record);
160 Writer.AddSourceLocation(S->getLParenLoc(), Record);
161 Writer.AddSourceLocation(S->getRParenLoc(), Record);
162 Code = serialization::STMT_FOR;
165 void ASTStmtWriter::VisitGotoStmt(GotoStmt *S) {
167 Writer.AddDeclRef(S->getLabel(), Record);
168 Writer.AddSourceLocation(S->getGotoLoc(), Record);
169 Writer.AddSourceLocation(S->getLabelLoc(), Record);
170 Code = serialization::STMT_GOTO;
173 void ASTStmtWriter::VisitIndirectGotoStmt(IndirectGotoStmt *S) {
175 Writer.AddSourceLocation(S->getGotoLoc(), Record);
176 Writer.AddSourceLocation(S->getStarLoc(), Record);
177 Writer.AddStmt(S->getTarget());
178 Code = serialization::STMT_INDIRECT_GOTO;
181 void ASTStmtWriter::VisitContinueStmt(ContinueStmt *S) {
183 Writer.AddSourceLocation(S->getContinueLoc(), Record);
184 Code = serialization::STMT_CONTINUE;
187 void ASTStmtWriter::VisitBreakStmt(BreakStmt *S) {
189 Writer.AddSourceLocation(S->getBreakLoc(), Record);
190 Code = serialization::STMT_BREAK;
193 void ASTStmtWriter::VisitReturnStmt(ReturnStmt *S) {
195 Writer.AddStmt(S->getRetValue());
196 Writer.AddSourceLocation(S->getReturnLoc(), Record);
197 Writer.AddDeclRef(S->getNRVOCandidate(), Record);
198 Code = serialization::STMT_RETURN;
201 void ASTStmtWriter::VisitDeclStmt(DeclStmt *S) {
203 Writer.AddSourceLocation(S->getStartLoc(), Record);
204 Writer.AddSourceLocation(S->getEndLoc(), Record);
205 DeclGroupRef DG = S->getDeclGroup();
206 for (DeclGroupRef::iterator D = DG.begin(), DEnd = DG.end(); D != DEnd; ++D)
207 Writer.AddDeclRef(*D, Record);
208 Code = serialization::STMT_DECL;
211 void ASTStmtWriter::VisitAsmStmt(AsmStmt *S) {
213 Record.push_back(S->getNumOutputs());
214 Record.push_back(S->getNumInputs());
215 Record.push_back(S->getNumClobbers());
216 Writer.AddSourceLocation(S->getAsmLoc(), Record);
217 Writer.AddSourceLocation(S->getRParenLoc(), Record);
218 Record.push_back(S->isVolatile());
219 Record.push_back(S->isSimple());
220 Record.push_back(S->isMSAsm());
221 Writer.AddStmt(S->getAsmString());
224 for (unsigned I = 0, N = S->getNumOutputs(); I != N; ++I) {
225 Writer.AddIdentifierRef(S->getOutputIdentifier(I), Record);
226 Writer.AddStmt(S->getOutputConstraintLiteral(I));
227 Writer.AddStmt(S->getOutputExpr(I));
231 for (unsigned I = 0, N = S->getNumInputs(); I != N; ++I) {
232 Writer.AddIdentifierRef(S->getInputIdentifier(I), Record);
233 Writer.AddStmt(S->getInputConstraintLiteral(I));
234 Writer.AddStmt(S->getInputExpr(I));
238 for (unsigned I = 0, N = S->getNumClobbers(); I != N; ++I)
239 Writer.AddStmt(S->getClobber(I));
241 Code = serialization::STMT_ASM;
244 void ASTStmtWriter::VisitExpr(Expr *E) {
246 Writer.AddTypeRef(E->getType(), Record);
247 Record.push_back(E->isTypeDependent());
248 Record.push_back(E->isValueDependent());
249 Record.push_back(E->isInstantiationDependent());
250 Record.push_back(E->containsUnexpandedParameterPack());
251 Record.push_back(E->getValueKind());
252 Record.push_back(E->getObjectKind());
255 void ASTStmtWriter::VisitPredefinedExpr(PredefinedExpr *E) {
257 Writer.AddSourceLocation(E->getLocation(), Record);
258 Record.push_back(E->getIdentType()); // FIXME: stable encoding
259 Code = serialization::EXPR_PREDEFINED;
262 void ASTStmtWriter::VisitDeclRefExpr(DeclRefExpr *E) {
265 Record.push_back(E->hasQualifier());
266 Record.push_back(E->getDecl() != E->getFoundDecl());
267 Record.push_back(E->hasExplicitTemplateArgs());
268 Record.push_back(E->hadMultipleCandidates());
270 if (E->hasExplicitTemplateArgs()) {
271 unsigned NumTemplateArgs = E->getNumTemplateArgs();
272 Record.push_back(NumTemplateArgs);
275 DeclarationName::NameKind nk = (E->getDecl()->getDeclName().getNameKind());
277 if ((!E->hasExplicitTemplateArgs()) && (!E->hasQualifier()) &&
278 (E->getDecl() == E->getFoundDecl()) &&
279 nk == DeclarationName::Identifier) {
280 AbbrevToUse = Writer.getDeclRefExprAbbrev();
283 if (E->hasQualifier())
284 Writer.AddNestedNameSpecifierLoc(E->getQualifierLoc(), Record);
286 if (E->getDecl() != E->getFoundDecl())
287 Writer.AddDeclRef(E->getFoundDecl(), Record);
289 if (E->hasExplicitTemplateArgs())
290 AddExplicitTemplateArgumentList(E->getExplicitTemplateArgs());
292 Writer.AddDeclRef(E->getDecl(), Record);
293 Writer.AddSourceLocation(E->getLocation(), Record);
294 Writer.AddDeclarationNameLoc(E->DNLoc, E->getDecl()->getDeclName(), Record);
295 Code = serialization::EXPR_DECL_REF;
298 void ASTStmtWriter::VisitIntegerLiteral(IntegerLiteral *E) {
300 Writer.AddSourceLocation(E->getLocation(), Record);
301 Writer.AddAPInt(E->getValue(), Record);
303 if (E->getValue().getBitWidth() == 32) {
304 AbbrevToUse = Writer.getIntegerLiteralAbbrev();
307 Code = serialization::EXPR_INTEGER_LITERAL;
310 void ASTStmtWriter::VisitFloatingLiteral(FloatingLiteral *E) {
312 Writer.AddAPFloat(E->getValue(), Record);
313 Record.push_back(E->isExact());
314 Writer.AddSourceLocation(E->getLocation(), Record);
315 Code = serialization::EXPR_FLOATING_LITERAL;
318 void ASTStmtWriter::VisitImaginaryLiteral(ImaginaryLiteral *E) {
320 Writer.AddStmt(E->getSubExpr());
321 Code = serialization::EXPR_IMAGINARY_LITERAL;
324 void ASTStmtWriter::VisitStringLiteral(StringLiteral *E) {
326 Record.push_back(E->getByteLength());
327 Record.push_back(E->getNumConcatenated());
328 Record.push_back(E->getKind());
329 Record.push_back(E->isPascal());
330 // FIXME: String data should be stored as a blob at the end of the
331 // StringLiteral. However, we can't do so now because we have no
332 // provision for coping with abbreviations when we're jumping around
333 // the AST file during deserialization.
334 Record.append(E->getString().begin(), E->getString().end());
335 for (unsigned I = 0, N = E->getNumConcatenated(); I != N; ++I)
336 Writer.AddSourceLocation(E->getStrTokenLoc(I), Record);
337 Code = serialization::EXPR_STRING_LITERAL;
340 void ASTStmtWriter::VisitCharacterLiteral(CharacterLiteral *E) {
342 Record.push_back(E->getValue());
343 Writer.AddSourceLocation(E->getLocation(), Record);
344 Record.push_back(E->getKind());
346 AbbrevToUse = Writer.getCharacterLiteralAbbrev();
348 Code = serialization::EXPR_CHARACTER_LITERAL;
351 void ASTStmtWriter::VisitParenExpr(ParenExpr *E) {
353 Writer.AddSourceLocation(E->getLParen(), Record);
354 Writer.AddSourceLocation(E->getRParen(), Record);
355 Writer.AddStmt(E->getSubExpr());
356 Code = serialization::EXPR_PAREN;
359 void ASTStmtWriter::VisitParenListExpr(ParenListExpr *E) {
361 Record.push_back(E->NumExprs);
362 for (unsigned i=0; i != E->NumExprs; ++i)
363 Writer.AddStmt(E->Exprs[i]);
364 Writer.AddSourceLocation(E->LParenLoc, Record);
365 Writer.AddSourceLocation(E->RParenLoc, Record);
366 Code = serialization::EXPR_PAREN_LIST;
369 void ASTStmtWriter::VisitUnaryOperator(UnaryOperator *E) {
371 Writer.AddStmt(E->getSubExpr());
372 Record.push_back(E->getOpcode()); // FIXME: stable encoding
373 Writer.AddSourceLocation(E->getOperatorLoc(), Record);
374 Code = serialization::EXPR_UNARY_OPERATOR;
377 void ASTStmtWriter::VisitOffsetOfExpr(OffsetOfExpr *E) {
379 Record.push_back(E->getNumComponents());
380 Record.push_back(E->getNumExpressions());
381 Writer.AddSourceLocation(E->getOperatorLoc(), Record);
382 Writer.AddSourceLocation(E->getRParenLoc(), Record);
383 Writer.AddTypeSourceInfo(E->getTypeSourceInfo(), Record);
384 for (unsigned I = 0, N = E->getNumComponents(); I != N; ++I) {
385 const OffsetOfExpr::OffsetOfNode &ON = E->getComponent(I);
386 Record.push_back(ON.getKind()); // FIXME: Stable encoding
387 Writer.AddSourceLocation(ON.getSourceRange().getBegin(), Record);
388 Writer.AddSourceLocation(ON.getSourceRange().getEnd(), Record);
389 switch (ON.getKind()) {
390 case OffsetOfExpr::OffsetOfNode::Array:
391 Record.push_back(ON.getArrayExprIndex());
394 case OffsetOfExpr::OffsetOfNode::Field:
395 Writer.AddDeclRef(ON.getField(), Record);
398 case OffsetOfExpr::OffsetOfNode::Identifier:
399 Writer.AddIdentifierRef(ON.getFieldName(), Record);
402 case OffsetOfExpr::OffsetOfNode::Base:
403 Writer.AddCXXBaseSpecifier(*ON.getBase(), Record);
407 for (unsigned I = 0, N = E->getNumExpressions(); I != N; ++I)
408 Writer.AddStmt(E->getIndexExpr(I));
409 Code = serialization::EXPR_OFFSETOF;
412 void ASTStmtWriter::VisitUnaryExprOrTypeTraitExpr(UnaryExprOrTypeTraitExpr *E) {
414 Record.push_back(E->getKind());
415 if (E->isArgumentType())
416 Writer.AddTypeSourceInfo(E->getArgumentTypeInfo(), Record);
419 Writer.AddStmt(E->getArgumentExpr());
421 Writer.AddSourceLocation(E->getOperatorLoc(), Record);
422 Writer.AddSourceLocation(E->getRParenLoc(), Record);
423 Code = serialization::EXPR_SIZEOF_ALIGN_OF;
426 void ASTStmtWriter::VisitArraySubscriptExpr(ArraySubscriptExpr *E) {
428 Writer.AddStmt(E->getLHS());
429 Writer.AddStmt(E->getRHS());
430 Writer.AddSourceLocation(E->getRBracketLoc(), Record);
431 Code = serialization::EXPR_ARRAY_SUBSCRIPT;
434 void ASTStmtWriter::VisitCallExpr(CallExpr *E) {
436 Record.push_back(E->getNumArgs());
437 Writer.AddSourceLocation(E->getRParenLoc(), Record);
438 Writer.AddStmt(E->getCallee());
439 for (CallExpr::arg_iterator Arg = E->arg_begin(), ArgEnd = E->arg_end();
440 Arg != ArgEnd; ++Arg)
441 Writer.AddStmt(*Arg);
442 Code = serialization::EXPR_CALL;
445 void ASTStmtWriter::VisitMemberExpr(MemberExpr *E) {
446 // Don't call VisitExpr, we'll write everything here.
448 Record.push_back(E->hasQualifier());
449 if (E->hasQualifier())
450 Writer.AddNestedNameSpecifierLoc(E->getQualifierLoc(), Record);
452 Record.push_back(E->hasExplicitTemplateArgs());
453 if (E->hasExplicitTemplateArgs()) {
454 unsigned NumTemplateArgs = E->getNumTemplateArgs();
455 Record.push_back(NumTemplateArgs);
456 Writer.AddSourceLocation(E->getLAngleLoc(), Record);
457 Writer.AddSourceLocation(E->getRAngleLoc(), Record);
458 for (unsigned i=0; i != NumTemplateArgs; ++i)
459 Writer.AddTemplateArgumentLoc(E->getTemplateArgs()[i], Record);
462 Record.push_back(E->hadMultipleCandidates());
464 DeclAccessPair FoundDecl = E->getFoundDecl();
465 Writer.AddDeclRef(FoundDecl.getDecl(), Record);
466 Record.push_back(FoundDecl.getAccess());
468 Writer.AddTypeRef(E->getType(), Record);
469 Record.push_back(E->getValueKind());
470 Record.push_back(E->getObjectKind());
471 Writer.AddStmt(E->getBase());
472 Writer.AddDeclRef(E->getMemberDecl(), Record);
473 Writer.AddSourceLocation(E->getMemberLoc(), Record);
474 Record.push_back(E->isArrow());
475 Writer.AddDeclarationNameLoc(E->MemberDNLoc,
476 E->getMemberDecl()->getDeclName(), Record);
477 Code = serialization::EXPR_MEMBER;
480 void ASTStmtWriter::VisitObjCIsaExpr(ObjCIsaExpr *E) {
482 Writer.AddStmt(E->getBase());
483 Writer.AddSourceLocation(E->getIsaMemberLoc(), Record);
484 Record.push_back(E->isArrow());
485 Code = serialization::EXPR_OBJC_ISA;
489 VisitObjCIndirectCopyRestoreExpr(ObjCIndirectCopyRestoreExpr *E) {
491 Writer.AddStmt(E->getSubExpr());
492 Record.push_back(E->shouldCopy());
493 Code = serialization::EXPR_OBJC_INDIRECT_COPY_RESTORE;
496 void ASTStmtWriter::VisitObjCBridgedCastExpr(ObjCBridgedCastExpr *E) {
497 VisitExplicitCastExpr(E);
498 Writer.AddSourceLocation(E->getLParenLoc(), Record);
499 Writer.AddSourceLocation(E->getBridgeKeywordLoc(), Record);
500 Record.push_back(E->getBridgeKind()); // FIXME: Stable encoding
501 Code = serialization::EXPR_OBJC_BRIDGED_CAST;
504 void ASTStmtWriter::VisitCastExpr(CastExpr *E) {
506 Record.push_back(E->path_size());
507 Writer.AddStmt(E->getSubExpr());
508 Record.push_back(E->getCastKind()); // FIXME: stable encoding
510 for (CastExpr::path_iterator
511 PI = E->path_begin(), PE = E->path_end(); PI != PE; ++PI)
512 Writer.AddCXXBaseSpecifier(**PI, Record);
515 void ASTStmtWriter::VisitBinaryOperator(BinaryOperator *E) {
517 Writer.AddStmt(E->getLHS());
518 Writer.AddStmt(E->getRHS());
519 Record.push_back(E->getOpcode()); // FIXME: stable encoding
520 Writer.AddSourceLocation(E->getOperatorLoc(), Record);
521 Code = serialization::EXPR_BINARY_OPERATOR;
524 void ASTStmtWriter::VisitCompoundAssignOperator(CompoundAssignOperator *E) {
525 VisitBinaryOperator(E);
526 Writer.AddTypeRef(E->getComputationLHSType(), Record);
527 Writer.AddTypeRef(E->getComputationResultType(), Record);
528 Code = serialization::EXPR_COMPOUND_ASSIGN_OPERATOR;
531 void ASTStmtWriter::VisitConditionalOperator(ConditionalOperator *E) {
533 Writer.AddStmt(E->getCond());
534 Writer.AddStmt(E->getLHS());
535 Writer.AddStmt(E->getRHS());
536 Writer.AddSourceLocation(E->getQuestionLoc(), Record);
537 Writer.AddSourceLocation(E->getColonLoc(), Record);
538 Code = serialization::EXPR_CONDITIONAL_OPERATOR;
542 ASTStmtWriter::VisitBinaryConditionalOperator(BinaryConditionalOperator *E) {
544 Writer.AddStmt(E->getOpaqueValue());
545 Writer.AddStmt(E->getCommon());
546 Writer.AddStmt(E->getCond());
547 Writer.AddStmt(E->getTrueExpr());
548 Writer.AddStmt(E->getFalseExpr());
549 Writer.AddSourceLocation(E->getQuestionLoc(), Record);
550 Writer.AddSourceLocation(E->getColonLoc(), Record);
551 Code = serialization::EXPR_BINARY_CONDITIONAL_OPERATOR;
554 void ASTStmtWriter::VisitImplicitCastExpr(ImplicitCastExpr *E) {
556 Code = serialization::EXPR_IMPLICIT_CAST;
559 void ASTStmtWriter::VisitExplicitCastExpr(ExplicitCastExpr *E) {
561 Writer.AddTypeSourceInfo(E->getTypeInfoAsWritten(), Record);
564 void ASTStmtWriter::VisitCStyleCastExpr(CStyleCastExpr *E) {
565 VisitExplicitCastExpr(E);
566 Writer.AddSourceLocation(E->getLParenLoc(), Record);
567 Writer.AddSourceLocation(E->getRParenLoc(), Record);
568 Code = serialization::EXPR_CSTYLE_CAST;
571 void ASTStmtWriter::VisitCompoundLiteralExpr(CompoundLiteralExpr *E) {
573 Writer.AddSourceLocation(E->getLParenLoc(), Record);
574 Writer.AddTypeSourceInfo(E->getTypeSourceInfo(), Record);
575 Writer.AddStmt(E->getInitializer());
576 Record.push_back(E->isFileScope());
577 Code = serialization::EXPR_COMPOUND_LITERAL;
580 void ASTStmtWriter::VisitExtVectorElementExpr(ExtVectorElementExpr *E) {
582 Writer.AddStmt(E->getBase());
583 Writer.AddIdentifierRef(&E->getAccessor(), Record);
584 Writer.AddSourceLocation(E->getAccessorLoc(), Record);
585 Code = serialization::EXPR_EXT_VECTOR_ELEMENT;
588 void ASTStmtWriter::VisitInitListExpr(InitListExpr *E) {
590 Writer.AddStmt(E->getSyntacticForm());
591 Writer.AddSourceLocation(E->getLBraceLoc(), Record);
592 Writer.AddSourceLocation(E->getRBraceLoc(), Record);
593 bool isArrayFiller = E->ArrayFillerOrUnionFieldInit.is<Expr*>();
594 Record.push_back(isArrayFiller);
596 Writer.AddStmt(E->getArrayFiller());
598 Writer.AddDeclRef(E->getInitializedFieldInUnion(), Record);
599 Record.push_back(E->hadArrayRangeDesignator());
600 Record.push_back(E->getNumInits());
602 // ArrayFiller may have filled "holes" due to designated initializer.
603 // Replace them by 0 to indicate that the filler goes in that place.
604 Expr *filler = E->getArrayFiller();
605 for (unsigned I = 0, N = E->getNumInits(); I != N; ++I)
606 Writer.AddStmt(E->getInit(I) != filler ? E->getInit(I) : 0);
608 for (unsigned I = 0, N = E->getNumInits(); I != N; ++I)
609 Writer.AddStmt(E->getInit(I));
611 Code = serialization::EXPR_INIT_LIST;
614 void ASTStmtWriter::VisitDesignatedInitExpr(DesignatedInitExpr *E) {
616 Record.push_back(E->getNumSubExprs());
617 for (unsigned I = 0, N = E->getNumSubExprs(); I != N; ++I)
618 Writer.AddStmt(E->getSubExpr(I));
619 Writer.AddSourceLocation(E->getEqualOrColonLoc(), Record);
620 Record.push_back(E->usesGNUSyntax());
621 for (DesignatedInitExpr::designators_iterator D = E->designators_begin(),
622 DEnd = E->designators_end();
624 if (D->isFieldDesignator()) {
625 if (FieldDecl *Field = D->getField()) {
626 Record.push_back(serialization::DESIG_FIELD_DECL);
627 Writer.AddDeclRef(Field, Record);
629 Record.push_back(serialization::DESIG_FIELD_NAME);
630 Writer.AddIdentifierRef(D->getFieldName(), Record);
632 Writer.AddSourceLocation(D->getDotLoc(), Record);
633 Writer.AddSourceLocation(D->getFieldLoc(), Record);
634 } else if (D->isArrayDesignator()) {
635 Record.push_back(serialization::DESIG_ARRAY);
636 Record.push_back(D->getFirstExprIndex());
637 Writer.AddSourceLocation(D->getLBracketLoc(), Record);
638 Writer.AddSourceLocation(D->getRBracketLoc(), Record);
640 assert(D->isArrayRangeDesignator() && "Unknown designator");
641 Record.push_back(serialization::DESIG_ARRAY_RANGE);
642 Record.push_back(D->getFirstExprIndex());
643 Writer.AddSourceLocation(D->getLBracketLoc(), Record);
644 Writer.AddSourceLocation(D->getEllipsisLoc(), Record);
645 Writer.AddSourceLocation(D->getRBracketLoc(), Record);
648 Code = serialization::EXPR_DESIGNATED_INIT;
651 void ASTStmtWriter::VisitImplicitValueInitExpr(ImplicitValueInitExpr *E) {
653 Code = serialization::EXPR_IMPLICIT_VALUE_INIT;
656 void ASTStmtWriter::VisitVAArgExpr(VAArgExpr *E) {
658 Writer.AddStmt(E->getSubExpr());
659 Writer.AddTypeSourceInfo(E->getWrittenTypeInfo(), Record);
660 Writer.AddSourceLocation(E->getBuiltinLoc(), Record);
661 Writer.AddSourceLocation(E->getRParenLoc(), Record);
662 Code = serialization::EXPR_VA_ARG;
665 void ASTStmtWriter::VisitAddrLabelExpr(AddrLabelExpr *E) {
667 Writer.AddSourceLocation(E->getAmpAmpLoc(), Record);
668 Writer.AddSourceLocation(E->getLabelLoc(), Record);
669 Writer.AddDeclRef(E->getLabel(), Record);
670 Code = serialization::EXPR_ADDR_LABEL;
673 void ASTStmtWriter::VisitStmtExpr(StmtExpr *E) {
675 Writer.AddStmt(E->getSubStmt());
676 Writer.AddSourceLocation(E->getLParenLoc(), Record);
677 Writer.AddSourceLocation(E->getRParenLoc(), Record);
678 Code = serialization::EXPR_STMT;
681 void ASTStmtWriter::VisitChooseExpr(ChooseExpr *E) {
683 Writer.AddStmt(E->getCond());
684 Writer.AddStmt(E->getLHS());
685 Writer.AddStmt(E->getRHS());
686 Writer.AddSourceLocation(E->getBuiltinLoc(), Record);
687 Writer.AddSourceLocation(E->getRParenLoc(), Record);
688 Code = serialization::EXPR_CHOOSE;
691 void ASTStmtWriter::VisitGNUNullExpr(GNUNullExpr *E) {
693 Writer.AddSourceLocation(E->getTokenLocation(), Record);
694 Code = serialization::EXPR_GNU_NULL;
697 void ASTStmtWriter::VisitShuffleVectorExpr(ShuffleVectorExpr *E) {
699 Record.push_back(E->getNumSubExprs());
700 for (unsigned I = 0, N = E->getNumSubExprs(); I != N; ++I)
701 Writer.AddStmt(E->getExpr(I));
702 Writer.AddSourceLocation(E->getBuiltinLoc(), Record);
703 Writer.AddSourceLocation(E->getRParenLoc(), Record);
704 Code = serialization::EXPR_SHUFFLE_VECTOR;
707 void ASTStmtWriter::VisitBlockExpr(BlockExpr *E) {
709 Writer.AddDeclRef(E->getBlockDecl(), Record);
710 Code = serialization::EXPR_BLOCK;
713 void ASTStmtWriter::VisitBlockDeclRefExpr(BlockDeclRefExpr *E) {
715 Writer.AddDeclRef(E->getDecl(), Record);
716 Writer.AddSourceLocation(E->getLocation(), Record);
717 Record.push_back(E->isByRef());
718 Record.push_back(E->isConstQualAdded());
719 Code = serialization::EXPR_BLOCK_DECL_REF;
722 void ASTStmtWriter::VisitGenericSelectionExpr(GenericSelectionExpr *E) {
724 Record.push_back(E->getNumAssocs());
726 Writer.AddStmt(E->getControllingExpr());
727 for (unsigned I = 0, N = E->getNumAssocs(); I != N; ++I) {
728 Writer.AddTypeSourceInfo(E->getAssocTypeSourceInfo(I), Record);
729 Writer.AddStmt(E->getAssocExpr(I));
731 Record.push_back(E->isResultDependent() ? -1U : E->getResultIndex());
733 Writer.AddSourceLocation(E->getGenericLoc(), Record);
734 Writer.AddSourceLocation(E->getDefaultLoc(), Record);
735 Writer.AddSourceLocation(E->getRParenLoc(), Record);
736 Code = serialization::EXPR_GENERIC_SELECTION;
739 void ASTStmtWriter::VisitAtomicExpr(AtomicExpr *E) {
741 Record.push_back(E->getOp());
742 Writer.AddStmt(E->getPtr());
743 Writer.AddStmt(E->getOrder());
744 if (E->getOp() != AtomicExpr::Load)
745 Writer.AddStmt(E->getVal1());
746 if (E->isCmpXChg()) {
747 Writer.AddStmt(E->getOrderFail());
748 Writer.AddStmt(E->getVal2());
750 Writer.AddSourceLocation(E->getBuiltinLoc(), Record);
751 Writer.AddSourceLocation(E->getRParenLoc(), Record);
754 //===----------------------------------------------------------------------===//
755 // Objective-C Expressions and Statements.
756 //===----------------------------------------------------------------------===//
758 void ASTStmtWriter::VisitObjCStringLiteral(ObjCStringLiteral *E) {
760 Writer.AddStmt(E->getString());
761 Writer.AddSourceLocation(E->getAtLoc(), Record);
762 Code = serialization::EXPR_OBJC_STRING_LITERAL;
765 void ASTStmtWriter::VisitObjCEncodeExpr(ObjCEncodeExpr *E) {
767 Writer.AddTypeSourceInfo(E->getEncodedTypeSourceInfo(), Record);
768 Writer.AddSourceLocation(E->getAtLoc(), Record);
769 Writer.AddSourceLocation(E->getRParenLoc(), Record);
770 Code = serialization::EXPR_OBJC_ENCODE;
773 void ASTStmtWriter::VisitObjCSelectorExpr(ObjCSelectorExpr *E) {
775 Writer.AddSelectorRef(E->getSelector(), Record);
776 Writer.AddSourceLocation(E->getAtLoc(), Record);
777 Writer.AddSourceLocation(E->getRParenLoc(), Record);
778 Code = serialization::EXPR_OBJC_SELECTOR_EXPR;
781 void ASTStmtWriter::VisitObjCProtocolExpr(ObjCProtocolExpr *E) {
783 Writer.AddDeclRef(E->getProtocol(), Record);
784 Writer.AddSourceLocation(E->getAtLoc(), Record);
785 Writer.AddSourceLocation(E->getRParenLoc(), Record);
786 Code = serialization::EXPR_OBJC_PROTOCOL_EXPR;
789 void ASTStmtWriter::VisitObjCIvarRefExpr(ObjCIvarRefExpr *E) {
791 Writer.AddDeclRef(E->getDecl(), Record);
792 Writer.AddSourceLocation(E->getLocation(), Record);
793 Writer.AddStmt(E->getBase());
794 Record.push_back(E->isArrow());
795 Record.push_back(E->isFreeIvar());
796 Code = serialization::EXPR_OBJC_IVAR_REF_EXPR;
799 void ASTStmtWriter::VisitObjCPropertyRefExpr(ObjCPropertyRefExpr *E) {
801 Record.push_back(E->isImplicitProperty());
802 if (E->isImplicitProperty()) {
803 Writer.AddDeclRef(E->getImplicitPropertyGetter(), Record);
804 Writer.AddDeclRef(E->getImplicitPropertySetter(), Record);
806 Writer.AddDeclRef(E->getExplicitProperty(), Record);
808 Writer.AddSourceLocation(E->getLocation(), Record);
809 Writer.AddSourceLocation(E->getReceiverLocation(), Record);
810 if (E->isObjectReceiver()) {
812 Writer.AddStmt(E->getBase());
813 } else if (E->isSuperReceiver()) {
815 Writer.AddTypeRef(E->getSuperReceiverType(), Record);
818 Writer.AddDeclRef(E->getClassReceiver(), Record);
821 Code = serialization::EXPR_OBJC_PROPERTY_REF_EXPR;
824 void ASTStmtWriter::VisitObjCMessageExpr(ObjCMessageExpr *E) {
826 Record.push_back(E->getNumArgs());
827 Record.push_back(E->getNumStoredSelLocs());
828 Record.push_back(E->SelLocsKind);
829 Record.push_back(E->isDelegateInitCall());
830 Record.push_back((unsigned)E->getReceiverKind()); // FIXME: stable encoding
831 switch (E->getReceiverKind()) {
832 case ObjCMessageExpr::Instance:
833 Writer.AddStmt(E->getInstanceReceiver());
836 case ObjCMessageExpr::Class:
837 Writer.AddTypeSourceInfo(E->getClassReceiverTypeInfo(), Record);
840 case ObjCMessageExpr::SuperClass:
841 case ObjCMessageExpr::SuperInstance:
842 Writer.AddTypeRef(E->getSuperType(), Record);
843 Writer.AddSourceLocation(E->getSuperLoc(), Record);
847 if (E->getMethodDecl()) {
849 Writer.AddDeclRef(E->getMethodDecl(), Record);
852 Writer.AddSelectorRef(E->getSelector(), Record);
855 Writer.AddSourceLocation(E->getLeftLoc(), Record);
856 Writer.AddSourceLocation(E->getRightLoc(), Record);
858 for (CallExpr::arg_iterator Arg = E->arg_begin(), ArgEnd = E->arg_end();
859 Arg != ArgEnd; ++Arg)
860 Writer.AddStmt(*Arg);
862 SourceLocation *Locs = E->getStoredSelLocs();
863 for (unsigned i = 0, e = E->getNumStoredSelLocs(); i != e; ++i)
864 Writer.AddSourceLocation(Locs[i], Record);
866 Code = serialization::EXPR_OBJC_MESSAGE_EXPR;
869 void ASTStmtWriter::VisitObjCForCollectionStmt(ObjCForCollectionStmt *S) {
871 Writer.AddStmt(S->getElement());
872 Writer.AddStmt(S->getCollection());
873 Writer.AddStmt(S->getBody());
874 Writer.AddSourceLocation(S->getForLoc(), Record);
875 Writer.AddSourceLocation(S->getRParenLoc(), Record);
876 Code = serialization::STMT_OBJC_FOR_COLLECTION;
879 void ASTStmtWriter::VisitObjCAtCatchStmt(ObjCAtCatchStmt *S) {
880 Writer.AddStmt(S->getCatchBody());
881 Writer.AddDeclRef(S->getCatchParamDecl(), Record);
882 Writer.AddSourceLocation(S->getAtCatchLoc(), Record);
883 Writer.AddSourceLocation(S->getRParenLoc(), Record);
884 Code = serialization::STMT_OBJC_CATCH;
887 void ASTStmtWriter::VisitObjCAtFinallyStmt(ObjCAtFinallyStmt *S) {
888 Writer.AddStmt(S->getFinallyBody());
889 Writer.AddSourceLocation(S->getAtFinallyLoc(), Record);
890 Code = serialization::STMT_OBJC_FINALLY;
893 void ASTStmtWriter::VisitObjCAutoreleasePoolStmt(ObjCAutoreleasePoolStmt *S) {
894 Writer.AddStmt(S->getSubStmt());
895 Writer.AddSourceLocation(S->getAtLoc(), Record);
896 Code = serialization::STMT_OBJC_AUTORELEASE_POOL;
899 void ASTStmtWriter::VisitObjCAtTryStmt(ObjCAtTryStmt *S) {
900 Record.push_back(S->getNumCatchStmts());
901 Record.push_back(S->getFinallyStmt() != 0);
902 Writer.AddStmt(S->getTryBody());
903 for (unsigned I = 0, N = S->getNumCatchStmts(); I != N; ++I)
904 Writer.AddStmt(S->getCatchStmt(I));
905 if (S->getFinallyStmt())
906 Writer.AddStmt(S->getFinallyStmt());
907 Writer.AddSourceLocation(S->getAtTryLoc(), Record);
908 Code = serialization::STMT_OBJC_AT_TRY;
911 void ASTStmtWriter::VisitObjCAtSynchronizedStmt(ObjCAtSynchronizedStmt *S) {
912 Writer.AddStmt(S->getSynchExpr());
913 Writer.AddStmt(S->getSynchBody());
914 Writer.AddSourceLocation(S->getAtSynchronizedLoc(), Record);
915 Code = serialization::STMT_OBJC_AT_SYNCHRONIZED;
918 void ASTStmtWriter::VisitObjCAtThrowStmt(ObjCAtThrowStmt *S) {
919 Writer.AddStmt(S->getThrowExpr());
920 Writer.AddSourceLocation(S->getThrowLoc(), Record);
921 Code = serialization::STMT_OBJC_AT_THROW;
924 //===----------------------------------------------------------------------===//
925 // C++ Expressions and Statements.
926 //===----------------------------------------------------------------------===//
928 void ASTStmtWriter::VisitCXXCatchStmt(CXXCatchStmt *S) {
930 Writer.AddSourceLocation(S->getCatchLoc(), Record);
931 Writer.AddDeclRef(S->getExceptionDecl(), Record);
932 Writer.AddStmt(S->getHandlerBlock());
933 Code = serialization::STMT_CXX_CATCH;
936 void ASTStmtWriter::VisitCXXTryStmt(CXXTryStmt *S) {
938 Record.push_back(S->getNumHandlers());
939 Writer.AddSourceLocation(S->getTryLoc(), Record);
940 Writer.AddStmt(S->getTryBlock());
941 for (unsigned i = 0, e = S->getNumHandlers(); i != e; ++i)
942 Writer.AddStmt(S->getHandler(i));
943 Code = serialization::STMT_CXX_TRY;
946 void ASTStmtWriter::VisitCXXForRangeStmt(CXXForRangeStmt *S) {
948 Writer.AddSourceLocation(S->getForLoc(), Record);
949 Writer.AddSourceLocation(S->getColonLoc(), Record);
950 Writer.AddSourceLocation(S->getRParenLoc(), Record);
951 Writer.AddStmt(S->getRangeStmt());
952 Writer.AddStmt(S->getBeginEndStmt());
953 Writer.AddStmt(S->getCond());
954 Writer.AddStmt(S->getInc());
955 Writer.AddStmt(S->getLoopVarStmt());
956 Writer.AddStmt(S->getBody());
957 Code = serialization::STMT_CXX_FOR_RANGE;
960 void ASTStmtWriter::VisitCXXOperatorCallExpr(CXXOperatorCallExpr *E) {
962 Record.push_back(E->getOperator());
963 Code = serialization::EXPR_CXX_OPERATOR_CALL;
966 void ASTStmtWriter::VisitCXXMemberCallExpr(CXXMemberCallExpr *E) {
968 Code = serialization::EXPR_CXX_MEMBER_CALL;
971 void ASTStmtWriter::VisitCXXConstructExpr(CXXConstructExpr *E) {
973 Record.push_back(E->getNumArgs());
974 for (unsigned I = 0, N = E->getNumArgs(); I != N; ++I)
975 Writer.AddStmt(E->getArg(I));
976 Writer.AddDeclRef(E->getConstructor(), Record);
977 Writer.AddSourceLocation(E->getLocation(), Record);
978 Record.push_back(E->isElidable());
979 Record.push_back(E->hadMultipleCandidates());
980 Record.push_back(E->requiresZeroInitialization());
981 Record.push_back(E->getConstructionKind()); // FIXME: stable encoding
982 Writer.AddSourceRange(E->getParenRange(), Record);
983 Code = serialization::EXPR_CXX_CONSTRUCT;
986 void ASTStmtWriter::VisitCXXTemporaryObjectExpr(CXXTemporaryObjectExpr *E) {
987 VisitCXXConstructExpr(E);
988 Writer.AddTypeSourceInfo(E->getTypeSourceInfo(), Record);
989 Code = serialization::EXPR_CXX_TEMPORARY_OBJECT;
992 void ASTStmtWriter::VisitCXXNamedCastExpr(CXXNamedCastExpr *E) {
993 VisitExplicitCastExpr(E);
994 Writer.AddSourceRange(SourceRange(E->getOperatorLoc(), E->getRParenLoc()),
998 void ASTStmtWriter::VisitCXXStaticCastExpr(CXXStaticCastExpr *E) {
999 VisitCXXNamedCastExpr(E);
1000 Code = serialization::EXPR_CXX_STATIC_CAST;
1003 void ASTStmtWriter::VisitCXXDynamicCastExpr(CXXDynamicCastExpr *E) {
1004 VisitCXXNamedCastExpr(E);
1005 Code = serialization::EXPR_CXX_DYNAMIC_CAST;
1008 void ASTStmtWriter::VisitCXXReinterpretCastExpr(CXXReinterpretCastExpr *E) {
1009 VisitCXXNamedCastExpr(E);
1010 Code = serialization::EXPR_CXX_REINTERPRET_CAST;
1013 void ASTStmtWriter::VisitCXXConstCastExpr(CXXConstCastExpr *E) {
1014 VisitCXXNamedCastExpr(E);
1015 Code = serialization::EXPR_CXX_CONST_CAST;
1018 void ASTStmtWriter::VisitCXXFunctionalCastExpr(CXXFunctionalCastExpr *E) {
1019 VisitExplicitCastExpr(E);
1020 Writer.AddSourceLocation(E->getTypeBeginLoc(), Record);
1021 Writer.AddSourceLocation(E->getRParenLoc(), Record);
1022 Code = serialization::EXPR_CXX_FUNCTIONAL_CAST;
1025 void ASTStmtWriter::VisitCXXBoolLiteralExpr(CXXBoolLiteralExpr *E) {
1027 Record.push_back(E->getValue());
1028 Writer.AddSourceLocation(E->getLocation(), Record);
1029 Code = serialization::EXPR_CXX_BOOL_LITERAL;
1032 void ASTStmtWriter::VisitCXXNullPtrLiteralExpr(CXXNullPtrLiteralExpr *E) {
1034 Writer.AddSourceLocation(E->getLocation(), Record);
1035 Code = serialization::EXPR_CXX_NULL_PTR_LITERAL;
1038 void ASTStmtWriter::VisitCXXTypeidExpr(CXXTypeidExpr *E) {
1040 Writer.AddSourceRange(E->getSourceRange(), Record);
1041 if (E->isTypeOperand()) {
1042 Writer.AddTypeSourceInfo(E->getTypeOperandSourceInfo(), Record);
1043 Code = serialization::EXPR_CXX_TYPEID_TYPE;
1045 Writer.AddStmt(E->getExprOperand());
1046 Code = serialization::EXPR_CXX_TYPEID_EXPR;
1050 void ASTStmtWriter::VisitCXXThisExpr(CXXThisExpr *E) {
1052 Writer.AddSourceLocation(E->getLocation(), Record);
1053 Record.push_back(E->isImplicit());
1054 Code = serialization::EXPR_CXX_THIS;
1057 void ASTStmtWriter::VisitCXXThrowExpr(CXXThrowExpr *E) {
1059 Writer.AddSourceLocation(E->getThrowLoc(), Record);
1060 Writer.AddStmt(E->getSubExpr());
1061 Record.push_back(E->isThrownVariableInScope());
1062 Code = serialization::EXPR_CXX_THROW;
1065 void ASTStmtWriter::VisitCXXDefaultArgExpr(CXXDefaultArgExpr *E) {
1068 bool HasOtherExprStored = E->Param.getInt();
1069 // Store these first, the reader reads them before creation.
1070 Record.push_back(HasOtherExprStored);
1071 if (HasOtherExprStored)
1072 Writer.AddStmt(E->getExpr());
1073 Writer.AddDeclRef(E->getParam(), Record);
1074 Writer.AddSourceLocation(E->getUsedLocation(), Record);
1076 Code = serialization::EXPR_CXX_DEFAULT_ARG;
1079 void ASTStmtWriter::VisitCXXBindTemporaryExpr(CXXBindTemporaryExpr *E) {
1081 Writer.AddCXXTemporary(E->getTemporary(), Record);
1082 Writer.AddStmt(E->getSubExpr());
1083 Code = serialization::EXPR_CXX_BIND_TEMPORARY;
1086 void ASTStmtWriter::VisitCXXScalarValueInitExpr(CXXScalarValueInitExpr *E) {
1088 Writer.AddTypeSourceInfo(E->getTypeSourceInfo(), Record);
1089 Writer.AddSourceLocation(E->getRParenLoc(), Record);
1090 Code = serialization::EXPR_CXX_SCALAR_VALUE_INIT;
1093 void ASTStmtWriter::VisitCXXNewExpr(CXXNewExpr *E) {
1095 Record.push_back(E->isGlobalNew());
1096 Record.push_back(E->hasInitializer());
1097 Record.push_back(E->doesUsualArrayDeleteWantSize());
1098 Record.push_back(E->isArray());
1099 Record.push_back(E->hadMultipleCandidates());
1100 Record.push_back(E->getNumPlacementArgs());
1101 Record.push_back(E->getNumConstructorArgs());
1102 Writer.AddDeclRef(E->getOperatorNew(), Record);
1103 Writer.AddDeclRef(E->getOperatorDelete(), Record);
1104 Writer.AddDeclRef(E->getConstructor(), Record);
1105 Writer.AddTypeSourceInfo(E->getAllocatedTypeSourceInfo(), Record);
1106 Writer.AddSourceRange(E->getTypeIdParens(), Record);
1107 Writer.AddSourceLocation(E->getStartLoc(), Record);
1108 Writer.AddSourceLocation(E->getEndLoc(), Record);
1109 Writer.AddSourceLocation(E->getConstructorLParen(), Record);
1110 Writer.AddSourceLocation(E->getConstructorRParen(), Record);
1111 for (CXXNewExpr::arg_iterator I = E->raw_arg_begin(), e = E->raw_arg_end();
1115 Code = serialization::EXPR_CXX_NEW;
1118 void ASTStmtWriter::VisitCXXDeleteExpr(CXXDeleteExpr *E) {
1120 Record.push_back(E->isGlobalDelete());
1121 Record.push_back(E->isArrayForm());
1122 Record.push_back(E->isArrayFormAsWritten());
1123 Record.push_back(E->doesUsualArrayDeleteWantSize());
1124 Writer.AddDeclRef(E->getOperatorDelete(), Record);
1125 Writer.AddStmt(E->getArgument());
1126 Writer.AddSourceLocation(E->getSourceRange().getBegin(), Record);
1128 Code = serialization::EXPR_CXX_DELETE;
1131 void ASTStmtWriter::VisitCXXPseudoDestructorExpr(CXXPseudoDestructorExpr *E) {
1134 Writer.AddStmt(E->getBase());
1135 Record.push_back(E->isArrow());
1136 Writer.AddSourceLocation(E->getOperatorLoc(), Record);
1137 Writer.AddNestedNameSpecifierLoc(E->getQualifierLoc(), Record);
1138 Writer.AddTypeSourceInfo(E->getScopeTypeInfo(), Record);
1139 Writer.AddSourceLocation(E->getColonColonLoc(), Record);
1140 Writer.AddSourceLocation(E->getTildeLoc(), Record);
1142 // PseudoDestructorTypeStorage.
1143 Writer.AddIdentifierRef(E->getDestroyedTypeIdentifier(), Record);
1144 if (E->getDestroyedTypeIdentifier())
1145 Writer.AddSourceLocation(E->getDestroyedTypeLoc(), Record);
1147 Writer.AddTypeSourceInfo(E->getDestroyedTypeInfo(), Record);
1149 Code = serialization::EXPR_CXX_PSEUDO_DESTRUCTOR;
1152 void ASTStmtWriter::VisitExprWithCleanups(ExprWithCleanups *E) {
1154 Record.push_back(E->getNumTemporaries());
1155 for (unsigned i = 0, e = E->getNumTemporaries(); i != e; ++i)
1156 Writer.AddCXXTemporary(E->getTemporary(i), Record);
1158 Writer.AddStmt(E->getSubExpr());
1159 Code = serialization::EXPR_EXPR_WITH_CLEANUPS;
1163 ASTStmtWriter::VisitCXXDependentScopeMemberExpr(CXXDependentScopeMemberExpr *E){
1166 // Don't emit anything here, hasExplicitTemplateArgs() must be
1169 Record.push_back(E->hasExplicitTemplateArgs());
1170 if (E->hasExplicitTemplateArgs()) {
1171 const ASTTemplateArgumentListInfo &Args = E->getExplicitTemplateArgs();
1172 Record.push_back(Args.NumTemplateArgs);
1173 AddExplicitTemplateArgumentList(Args);
1176 if (!E->isImplicitAccess())
1177 Writer.AddStmt(E->getBase());
1180 Writer.AddTypeRef(E->getBaseType(), Record);
1181 Record.push_back(E->isArrow());
1182 Writer.AddSourceLocation(E->getOperatorLoc(), Record);
1183 Writer.AddNestedNameSpecifierLoc(E->getQualifierLoc(), Record);
1184 Writer.AddDeclRef(E->getFirstQualifierFoundInScope(), Record);
1185 Writer.AddDeclarationNameInfo(E->MemberNameInfo, Record);
1186 Code = serialization::EXPR_CXX_DEPENDENT_SCOPE_MEMBER;
1190 ASTStmtWriter::VisitDependentScopeDeclRefExpr(DependentScopeDeclRefExpr *E) {
1193 // Don't emit anything here, hasExplicitTemplateArgs() must be
1195 Record.push_back(E->hasExplicitTemplateArgs());
1196 if (E->hasExplicitTemplateArgs()) {
1197 const ASTTemplateArgumentListInfo &Args = E->getExplicitTemplateArgs();
1198 Record.push_back(Args.NumTemplateArgs);
1199 AddExplicitTemplateArgumentList(Args);
1202 Writer.AddNestedNameSpecifierLoc(E->getQualifierLoc(), Record);
1203 Writer.AddDeclarationNameInfo(E->NameInfo, Record);
1204 Code = serialization::EXPR_CXX_DEPENDENT_SCOPE_DECL_REF;
1208 ASTStmtWriter::VisitCXXUnresolvedConstructExpr(CXXUnresolvedConstructExpr *E) {
1210 Record.push_back(E->arg_size());
1211 for (CXXUnresolvedConstructExpr::arg_iterator
1212 ArgI = E->arg_begin(), ArgE = E->arg_end(); ArgI != ArgE; ++ArgI)
1213 Writer.AddStmt(*ArgI);
1214 Writer.AddTypeSourceInfo(E->getTypeSourceInfo(), Record);
1215 Writer.AddSourceLocation(E->getLParenLoc(), Record);
1216 Writer.AddSourceLocation(E->getRParenLoc(), Record);
1217 Code = serialization::EXPR_CXX_UNRESOLVED_CONSTRUCT;
1220 void ASTStmtWriter::VisitOverloadExpr(OverloadExpr *E) {
1223 // Don't emit anything here, hasExplicitTemplateArgs() must be emitted first.
1224 Record.push_back(E->hasExplicitTemplateArgs());
1225 if (E->hasExplicitTemplateArgs()) {
1226 const ASTTemplateArgumentListInfo &Args = E->getExplicitTemplateArgs();
1227 Record.push_back(Args.NumTemplateArgs);
1228 AddExplicitTemplateArgumentList(Args);
1231 Record.push_back(E->getNumDecls());
1232 for (OverloadExpr::decls_iterator
1233 OvI = E->decls_begin(), OvE = E->decls_end(); OvI != OvE; ++OvI) {
1234 Writer.AddDeclRef(OvI.getDecl(), Record);
1235 Record.push_back(OvI.getAccess());
1238 Writer.AddDeclarationNameInfo(E->NameInfo, Record);
1239 Writer.AddNestedNameSpecifierLoc(E->getQualifierLoc(), Record);
1242 void ASTStmtWriter::VisitUnresolvedMemberExpr(UnresolvedMemberExpr *E) {
1243 VisitOverloadExpr(E);
1244 Record.push_back(E->isArrow());
1245 Record.push_back(E->hasUnresolvedUsing());
1246 Writer.AddStmt(!E->isImplicitAccess() ? E->getBase() : 0);
1247 Writer.AddTypeRef(E->getBaseType(), Record);
1248 Writer.AddSourceLocation(E->getOperatorLoc(), Record);
1249 Code = serialization::EXPR_CXX_UNRESOLVED_MEMBER;
1252 void ASTStmtWriter::VisitUnresolvedLookupExpr(UnresolvedLookupExpr *E) {
1253 VisitOverloadExpr(E);
1254 Record.push_back(E->requiresADL());
1255 if (E->requiresADL())
1256 Record.push_back(E->isStdAssociatedNamespace());
1257 Record.push_back(E->isOverloaded());
1258 Writer.AddDeclRef(E->getNamingClass(), Record);
1259 Code = serialization::EXPR_CXX_UNRESOLVED_LOOKUP;
1262 void ASTStmtWriter::VisitUnaryTypeTraitExpr(UnaryTypeTraitExpr *E) {
1264 Record.push_back(E->getTrait());
1265 Record.push_back(E->getValue());
1266 Writer.AddSourceRange(E->getSourceRange(), Record);
1267 Writer.AddTypeSourceInfo(E->getQueriedTypeSourceInfo(), Record);
1268 Code = serialization::EXPR_CXX_UNARY_TYPE_TRAIT;
1271 void ASTStmtWriter::VisitBinaryTypeTraitExpr(BinaryTypeTraitExpr *E) {
1273 Record.push_back(E->getTrait());
1274 Record.push_back(E->getValue());
1275 Writer.AddSourceRange(E->getSourceRange(), Record);
1276 Writer.AddTypeSourceInfo(E->getLhsTypeSourceInfo(), Record);
1277 Writer.AddTypeSourceInfo(E->getRhsTypeSourceInfo(), Record);
1278 Code = serialization::EXPR_BINARY_TYPE_TRAIT;
1281 void ASTStmtWriter::VisitArrayTypeTraitExpr(ArrayTypeTraitExpr *E) {
1283 Record.push_back(E->getTrait());
1284 Record.push_back(E->getValue());
1285 Writer.AddSourceRange(E->getSourceRange(), Record);
1286 Writer.AddTypeSourceInfo(E->getQueriedTypeSourceInfo(), Record);
1287 Code = serialization::EXPR_ARRAY_TYPE_TRAIT;
1290 void ASTStmtWriter::VisitExpressionTraitExpr(ExpressionTraitExpr *E) {
1292 Record.push_back(E->getTrait());
1293 Record.push_back(E->getValue());
1294 Writer.AddSourceRange(E->getSourceRange(), Record);
1295 Writer.AddStmt(E->getQueriedExpression());
1296 Code = serialization::EXPR_CXX_EXPRESSION_TRAIT;
1299 void ASTStmtWriter::VisitCXXNoexceptExpr(CXXNoexceptExpr *E) {
1301 Record.push_back(E->getValue());
1302 Writer.AddSourceRange(E->getSourceRange(), Record);
1303 Writer.AddStmt(E->getOperand());
1304 Code = serialization::EXPR_CXX_NOEXCEPT;
1307 void ASTStmtWriter::VisitPackExpansionExpr(PackExpansionExpr *E) {
1309 Writer.AddSourceLocation(E->getEllipsisLoc(), Record);
1310 Record.push_back(E->NumExpansions);
1311 Writer.AddStmt(E->getPattern());
1312 Code = serialization::EXPR_PACK_EXPANSION;
1315 void ASTStmtWriter::VisitSizeOfPackExpr(SizeOfPackExpr *E) {
1317 Writer.AddSourceLocation(E->OperatorLoc, Record);
1318 Writer.AddSourceLocation(E->PackLoc, Record);
1319 Writer.AddSourceLocation(E->RParenLoc, Record);
1320 Record.push_back(E->Length);
1321 Writer.AddDeclRef(E->Pack, Record);
1322 Code = serialization::EXPR_SIZEOF_PACK;
1325 void ASTStmtWriter::VisitSubstNonTypeTemplateParmExpr(
1326 SubstNonTypeTemplateParmExpr *E) {
1328 Writer.AddDeclRef(E->getParameter(), Record);
1329 Writer.AddSourceLocation(E->getNameLoc(), Record);
1330 Writer.AddStmt(E->getReplacement());
1331 Code = serialization::EXPR_SUBST_NON_TYPE_TEMPLATE_PARM;
1334 void ASTStmtWriter::VisitSubstNonTypeTemplateParmPackExpr(
1335 SubstNonTypeTemplateParmPackExpr *E) {
1337 Writer.AddDeclRef(E->getParameterPack(), Record);
1338 Writer.AddTemplateArgument(E->getArgumentPack(), Record);
1339 Writer.AddSourceLocation(E->getParameterPackLocation(), Record);
1340 Code = serialization::EXPR_SUBST_NON_TYPE_TEMPLATE_PARM_PACK;
1343 void ASTStmtWriter::VisitMaterializeTemporaryExpr(MaterializeTemporaryExpr *E) {
1345 Writer.AddStmt(E->Temporary);
1346 Code = serialization::EXPR_MATERIALIZE_TEMPORARY;
1349 void ASTStmtWriter::VisitOpaqueValueExpr(OpaqueValueExpr *E) {
1351 Record.push_back(Writer.getOpaqueValueID(E));
1352 Writer.AddSourceLocation(E->getLocation(), Record);
1353 Code = serialization::EXPR_OPAQUE_VALUE;
1356 //===----------------------------------------------------------------------===//
1357 // CUDA Expressions and Statements.
1358 //===----------------------------------------------------------------------===//
1360 void ASTStmtWriter::VisitCUDAKernelCallExpr(CUDAKernelCallExpr *E) {
1362 Writer.AddStmt(E->getConfig());
1363 Code = serialization::EXPR_CUDA_KERNEL_CALL;
1366 //===----------------------------------------------------------------------===//
1367 // OpenCL Expressions and Statements.
1368 //===----------------------------------------------------------------------===//
1369 void ASTStmtWriter::VisitAsTypeExpr(AsTypeExpr *E) {
1371 Writer.AddSourceLocation(E->getBuiltinLoc(), Record);
1372 Writer.AddSourceLocation(E->getRParenLoc(), Record);
1373 Writer.AddStmt(E->getSrcExpr());
1374 Code = serialization::EXPR_ASTYPE;
1377 //===----------------------------------------------------------------------===//
1378 // Microsoft Expressions and Statements.
1379 //===----------------------------------------------------------------------===//
1380 void ASTStmtWriter::VisitCXXUuidofExpr(CXXUuidofExpr *E) {
1382 Writer.AddSourceRange(E->getSourceRange(), Record);
1383 if (E->isTypeOperand()) {
1384 Writer.AddTypeSourceInfo(E->getTypeOperandSourceInfo(), Record);
1385 Code = serialization::EXPR_CXX_UUIDOF_TYPE;
1387 Writer.AddStmt(E->getExprOperand());
1388 Code = serialization::EXPR_CXX_UUIDOF_EXPR;
1392 void ASTStmtWriter::VisitSEHExceptStmt(SEHExceptStmt *S) {
1394 Writer.AddSourceLocation(S->getExceptLoc(), Record);
1395 Writer.AddStmt(S->getFilterExpr());
1396 Writer.AddStmt(S->getBlock());
1397 Code = serialization::STMT_SEH_EXCEPT;
1400 void ASTStmtWriter::VisitSEHFinallyStmt(SEHFinallyStmt *S) {
1402 Writer.AddSourceLocation(S->getFinallyLoc(), Record);
1403 Writer.AddStmt(S->getBlock());
1404 Code = serialization::STMT_SEH_FINALLY;
1407 void ASTStmtWriter::VisitSEHTryStmt(SEHTryStmt *S) {
1409 Record.push_back(S->getIsCXXTry());
1410 Writer.AddSourceLocation(S->getTryLoc(), Record);
1411 Writer.AddStmt(S->getTryBlock());
1412 Writer.AddStmt(S->getHandler());
1413 Code = serialization::STMT_SEH_TRY;
1416 //===----------------------------------------------------------------------===//
1417 // ASTWriter Implementation
1418 //===----------------------------------------------------------------------===//
1420 unsigned ASTWriter::RecordSwitchCaseID(SwitchCase *S) {
1421 assert(SwitchCaseIDs.find(S) == SwitchCaseIDs.end() &&
1422 "SwitchCase recorded twice");
1423 unsigned NextID = SwitchCaseIDs.size();
1424 SwitchCaseIDs[S] = NextID;
1428 unsigned ASTWriter::getSwitchCaseID(SwitchCase *S) {
1429 assert(SwitchCaseIDs.find(S) != SwitchCaseIDs.end() &&
1430 "SwitchCase hasn't been seen yet");
1431 return SwitchCaseIDs[S];
1434 void ASTWriter::ClearSwitchCaseIDs() {
1435 SwitchCaseIDs.clear();
1438 unsigned ASTWriter::getOpaqueValueID(OpaqueValueExpr *e) {
1439 unsigned &entry = OpaqueValues[e];
1440 if (!entry) entry = OpaqueValues.size();
1444 /// \brief Write the given substatement or subexpression to the
1446 void ASTWriter::WriteSubStmt(Stmt *S) {
1448 ASTStmtWriter Writer(*this, Record);
1452 Stream.EmitRecord(serialization::STMT_NULL_PTR, Record);
1456 // Redirect ASTWriter::AddStmt to collect sub stmts.
1457 SmallVector<Stmt *, 16> SubStmts;
1458 CollectedStmts = &SubStmts;
1460 Writer.Code = serialization::STMT_NULL_PTR;
1461 Writer.AbbrevToUse = 0;
1465 if (Writer.Code == serialization::STMT_NULL_PTR) {
1466 SourceManager &SrcMgr
1467 = DeclIDs.begin()->first->getASTContext().getSourceManager();
1469 llvm_unreachable("Unhandled sub statement writing AST file");
1473 // Revert ASTWriter::AddStmt.
1474 CollectedStmts = &StmtsToEmit;
1476 // Write the sub stmts in reverse order, last to first. When reading them back
1477 // we will read them in correct order by "pop"ing them from the Stmts stack.
1478 // This simplifies reading and allows to store a variable number of sub stmts
1479 // without knowing it in advance.
1480 while (!SubStmts.empty())
1481 WriteSubStmt(SubStmts.pop_back_val());
1483 Stream.EmitRecord(Writer.Code, Record, Writer.AbbrevToUse);
1486 /// \brief Flush all of the statements that have been added to the
1487 /// queue via AddStmt().
1488 void ASTWriter::FlushStmts() {
1491 for (unsigned I = 0, N = StmtsToEmit.size(); I != N; ++I) {
1492 WriteSubStmt(StmtsToEmit[I]);
1494 assert(N == StmtsToEmit.size() &&
1495 "Substatement written via AddStmt rather than WriteSubStmt!");
1497 // Note that we are at the end of a full expression. Any
1498 // expression records that follow this one are part of a different
1500 Stream.EmitRecord(serialization::STMT_STOP, Record);
1503 StmtsToEmit.clear();