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" 23using namespace clang; 24 25//===----------------------------------------------------------------------===// 26// Statement/expression serialization 27//===----------------------------------------------------------------------===// 28 29namespace clang { 30 31 class ASTStmtWriter : public StmtVisitor<ASTStmtWriter, void> { 32 friend class OMPClauseWriter; 33 ASTWriter &Writer; 34 ASTWriter::RecordData &Record; 35 36 public: 37 serialization::StmtCode Code; 38 unsigned AbbrevToUse; 39 40 ASTStmtWriter(ASTWriter &Writer, ASTWriter::RecordData &Record) 41 : Writer(Writer), Record(Record) { } 42 43 void AddTemplateKWAndArgsInfo(const ASTTemplateKWAndArgsInfo &Args); 44 45 void VisitStmt(Stmt *S); 46#define STMT(Type, Base) \ 47 void Visit##Type(Type *); 48#include "clang/AST/StmtNodes.inc" 49 }; 50} 51 52void ASTStmtWriter:: 53AddTemplateKWAndArgsInfo(const ASTTemplateKWAndArgsInfo &Args) { 54 Writer.AddSourceLocation(Args.getTemplateKeywordLoc(), Record); 55 Writer.AddSourceLocation(Args.LAngleLoc, Record); 56 Writer.AddSourceLocation(Args.RAngleLoc, Record); 57 for (unsigned i=0; i != Args.NumTemplateArgs; ++i) 58 Writer.AddTemplateArgumentLoc(Args.getTemplateArgs()[i], Record); 59} 60 61void ASTStmtWriter::VisitStmt(Stmt *S) { 62} 63 64void ASTStmtWriter::VisitNullStmt(NullStmt *S) { 65 VisitStmt(S); 66 Writer.AddSourceLocation(S->getSemiLoc(), Record); 67 Record.push_back(S->HasLeadingEmptyMacro); 68 Code = serialization::STMT_NULL; 69} 70 71void ASTStmtWriter::VisitCompoundStmt(CompoundStmt *S) { 72 VisitStmt(S); 73 Record.push_back(S->size()); 74 for (CompoundStmt::body_iterator CS = S->body_begin(), CSEnd = S->body_end(); 75 CS != CSEnd; ++CS) 76 Writer.AddStmt(*CS); 77 Writer.AddSourceLocation(S->getLBracLoc(), Record); 78 Writer.AddSourceLocation(S->getRBracLoc(), Record); 79 Code = serialization::STMT_COMPOUND; 80} 81 82void ASTStmtWriter::VisitSwitchCase(SwitchCase *S) { 83 VisitStmt(S); 84 Record.push_back(Writer.getSwitchCaseID(S)); 85 Writer.AddSourceLocation(S->getKeywordLoc(), Record); 86 Writer.AddSourceLocation(S->getColonLoc(), Record); 87} 88 89void ASTStmtWriter::VisitCaseStmt(CaseStmt *S) { 90 VisitSwitchCase(S); 91 Writer.AddStmt(S->getLHS()); 92 Writer.AddStmt(S->getRHS()); 93 Writer.AddStmt(S->getSubStmt()); 94 Writer.AddSourceLocation(S->getEllipsisLoc(), Record); 95 Code = serialization::STMT_CASE; 96} 97 98void ASTStmtWriter::VisitDefaultStmt(DefaultStmt *S) { 99 VisitSwitchCase(S); 100 Writer.AddStmt(S->getSubStmt()); 101 Code = serialization::STMT_DEFAULT; 102} 103 104void ASTStmtWriter::VisitLabelStmt(LabelStmt *S) { 105 VisitStmt(S); 106 Writer.AddDeclRef(S->getDecl(), Record); 107 Writer.AddStmt(S->getSubStmt()); 108 Writer.AddSourceLocation(S->getIdentLoc(), Record); 109 Code = serialization::STMT_LABEL; 110} 111 112void ASTStmtWriter::VisitAttributedStmt(AttributedStmt *S) { 113 VisitStmt(S); 114 Record.push_back(S->getAttrs().size()); 115 Writer.WriteAttributes(S->getAttrs(), Record); 116 Writer.AddStmt(S->getSubStmt()); 117 Writer.AddSourceLocation(S->getAttrLoc(), Record); 118 Code = serialization::STMT_ATTRIBUTED; 119} 120 121void ASTStmtWriter::VisitIfStmt(IfStmt *S) { 122 VisitStmt(S); 123 Writer.AddDeclRef(S->getConditionVariable(), Record); 124 Writer.AddStmt(S->getCond()); 125 Writer.AddStmt(S->getThen()); 126 Writer.AddStmt(S->getElse()); 127 Writer.AddSourceLocation(S->getIfLoc(), Record); 128 Writer.AddSourceLocation(S->getElseLoc(), Record); 129 Code = serialization::STMT_IF; 130} 131 132void ASTStmtWriter::VisitSwitchStmt(SwitchStmt *S) { 133 VisitStmt(S); 134 Writer.AddDeclRef(S->getConditionVariable(), Record); 135 Writer.AddStmt(S->getCond()); 136 Writer.AddStmt(S->getBody()); 137 Writer.AddSourceLocation(S->getSwitchLoc(), Record); 138 Record.push_back(S->isAllEnumCasesCovered()); 139 for (SwitchCase *SC = S->getSwitchCaseList(); SC; 140 SC = SC->getNextSwitchCase()) 141 Record.push_back(Writer.RecordSwitchCaseID(SC)); 142 Code = serialization::STMT_SWITCH; 143} 144 145void ASTStmtWriter::VisitWhileStmt(WhileStmt *S) { 146 VisitStmt(S); 147 Writer.AddDeclRef(S->getConditionVariable(), Record); 148 Writer.AddStmt(S->getCond()); 149 Writer.AddStmt(S->getBody()); 150 Writer.AddSourceLocation(S->getWhileLoc(), Record); 151 Code = serialization::STMT_WHILE; 152} 153 154void ASTStmtWriter::VisitDoStmt(DoStmt *S) { 155 VisitStmt(S); 156 Writer.AddStmt(S->getCond()); 157 Writer.AddStmt(S->getBody()); 158 Writer.AddSourceLocation(S->getDoLoc(), Record); 159 Writer.AddSourceLocation(S->getWhileLoc(), Record); 160 Writer.AddSourceLocation(S->getRParenLoc(), Record); 161 Code = serialization::STMT_DO; 162} 163 164void ASTStmtWriter::VisitForStmt(ForStmt *S) { 165 VisitStmt(S); 166 Writer.AddStmt(S->getInit()); 167 Writer.AddStmt(S->getCond()); 168 Writer.AddDeclRef(S->getConditionVariable(), Record); 169 Writer.AddStmt(S->getInc()); 170 Writer.AddStmt(S->getBody()); 171 Writer.AddSourceLocation(S->getForLoc(), Record); 172 Writer.AddSourceLocation(S->getLParenLoc(), Record); 173 Writer.AddSourceLocation(S->getRParenLoc(), Record); 174 Code = serialization::STMT_FOR; 175} 176 177void ASTStmtWriter::VisitGotoStmt(GotoStmt *S) { 178 VisitStmt(S); 179 Writer.AddDeclRef(S->getLabel(), Record); 180 Writer.AddSourceLocation(S->getGotoLoc(), Record); 181 Writer.AddSourceLocation(S->getLabelLoc(), Record); 182 Code = serialization::STMT_GOTO; 183} 184 185void ASTStmtWriter::VisitIndirectGotoStmt(IndirectGotoStmt *S) { 186 VisitStmt(S); 187 Writer.AddSourceLocation(S->getGotoLoc(), Record); 188 Writer.AddSourceLocation(S->getStarLoc(), Record); 189 Writer.AddStmt(S->getTarget()); 190 Code = serialization::STMT_INDIRECT_GOTO; 191} 192 193void ASTStmtWriter::VisitContinueStmt(ContinueStmt *S) { 194 VisitStmt(S); 195 Writer.AddSourceLocation(S->getContinueLoc(), Record); 196 Code = serialization::STMT_CONTINUE; 197} 198 199void ASTStmtWriter::VisitBreakStmt(BreakStmt *S) { 200 VisitStmt(S); 201 Writer.AddSourceLocation(S->getBreakLoc(), Record); 202 Code = serialization::STMT_BREAK; 203} 204 205void ASTStmtWriter::VisitReturnStmt(ReturnStmt *S) { 206 VisitStmt(S); 207 Writer.AddStmt(S->getRetValue()); 208 Writer.AddSourceLocation(S->getReturnLoc(), Record); 209 Writer.AddDeclRef(S->getNRVOCandidate(), Record); 210 Code = serialization::STMT_RETURN; 211} 212 213void ASTStmtWriter::VisitDeclStmt(DeclStmt *S) { 214 VisitStmt(S); 215 Writer.AddSourceLocation(S->getStartLoc(), Record); 216 Writer.AddSourceLocation(S->getEndLoc(), Record); 217 DeclGroupRef DG = S->getDeclGroup(); 218 for (DeclGroupRef::iterator D = DG.begin(), DEnd = DG.end(); D != DEnd; ++D) 219 Writer.AddDeclRef(*D, Record); 220 Code = serialization::STMT_DECL; 221} 222 223void ASTStmtWriter::VisitAsmStmt(AsmStmt *S) { 224 VisitStmt(S); 225 Record.push_back(S->getNumOutputs()); 226 Record.push_back(S->getNumInputs()); 227 Record.push_back(S->getNumClobbers()); 228 Writer.AddSourceLocation(S->getAsmLoc(), Record); 229 Record.push_back(S->isVolatile()); 230 Record.push_back(S->isSimple()); 231} 232 233void ASTStmtWriter::VisitGCCAsmStmt(GCCAsmStmt *S) { 234 VisitAsmStmt(S); 235 Writer.AddSourceLocation(S->getRParenLoc(), Record); 236 Writer.AddStmt(S->getAsmString()); 237 238 // Outputs 239 for (unsigned I = 0, N = S->getNumOutputs(); I != N; ++I) { 240 Writer.AddIdentifierRef(S->getOutputIdentifier(I), Record); 241 Writer.AddStmt(S->getOutputConstraintLiteral(I)); 242 Writer.AddStmt(S->getOutputExpr(I)); 243 } 244 245 // Inputs 246 for (unsigned I = 0, N = S->getNumInputs(); I != N; ++I) { 247 Writer.AddIdentifierRef(S->getInputIdentifier(I), Record); 248 Writer.AddStmt(S->getInputConstraintLiteral(I)); 249 Writer.AddStmt(S->getInputExpr(I)); 250 } 251 252 // Clobbers 253 for (unsigned I = 0, N = S->getNumClobbers(); I != N; ++I) 254 Writer.AddStmt(S->getClobberStringLiteral(I)); 255 256 Code = serialization::STMT_GCCASM; 257} 258 259void ASTStmtWriter::VisitMSAsmStmt(MSAsmStmt *S) { 260 VisitAsmStmt(S); 261 Writer.AddSourceLocation(S->getLBraceLoc(), Record); 262 Writer.AddSourceLocation(S->getEndLoc(), Record); 263 Record.push_back(S->getNumAsmToks()); 264 Writer.AddString(S->getAsmString(), Record); 265 266 // Tokens 267 for (unsigned I = 0, N = S->getNumAsmToks(); I != N; ++I) { 268 Writer.AddToken(S->getAsmToks()[I], Record); 269 } 270 271 // Clobbers 272 for (unsigned I = 0, N = S->getNumClobbers(); I != N; ++I) { 273 Writer.AddString(S->getClobber(I), Record); 274 } 275 276 // Outputs 277 for (unsigned I = 0, N = S->getNumOutputs(); I != N; ++I) { 278 Writer.AddStmt(S->getOutputExpr(I)); 279 Writer.AddString(S->getOutputConstraint(I), Record); 280 } 281 282 // Inputs 283 for (unsigned I = 0, N = S->getNumInputs(); I != N; ++I) { 284 Writer.AddStmt(S->getInputExpr(I)); 285 Writer.AddString(S->getInputConstraint(I), Record); 286 } 287 288 Code = serialization::STMT_MSASM; 289} 290 291void ASTStmtWriter::VisitCapturedStmt(CapturedStmt *S) { 292 VisitStmt(S); 293 // NumCaptures 294 Record.push_back(std::distance(S->capture_begin(), S->capture_end())); 295 296 // CapturedDecl and captured region kind 297 Writer.AddDeclRef(S->getCapturedDecl(), Record); 298 Record.push_back(S->getCapturedRegionKind()); 299 300 Writer.AddDeclRef(S->getCapturedRecordDecl(), Record); 301 302 // Capture inits 303 for (CapturedStmt::capture_init_iterator I = S->capture_init_begin(), 304 E = S->capture_init_end(); 305 I != E; ++I) 306 Writer.AddStmt(*I); 307 308 // Body 309 Writer.AddStmt(S->getCapturedStmt()); 310 311 // Captures 312 for (CapturedStmt::capture_iterator I = S->capture_begin(), 313 E = S->capture_end(); 314 I != E; ++I) { 315 if (I->capturesThis()) 316 Writer.AddDeclRef(0, Record); 317 else 318 Writer.AddDeclRef(I->getCapturedVar(), Record); 319 Record.push_back(I->getCaptureKind()); 320 Writer.AddSourceLocation(I->getLocation(), Record); 321 } 322 323 Code = serialization::STMT_CAPTURED; 324} 325 326void ASTStmtWriter::VisitExpr(Expr *E) { 327 VisitStmt(E); 328 Writer.AddTypeRef(E->getType(), Record); 329 Record.push_back(E->isTypeDependent()); 330 Record.push_back(E->isValueDependent()); 331 Record.push_back(E->isInstantiationDependent()); 332 Record.push_back(E->containsUnexpandedParameterPack()); 333 Record.push_back(E->getValueKind()); 334 Record.push_back(E->getObjectKind()); 335} 336 337void ASTStmtWriter::VisitPredefinedExpr(PredefinedExpr *E) { 338 VisitExpr(E); 339 Writer.AddSourceLocation(E->getLocation(), Record); 340 Record.push_back(E->getIdentType()); // FIXME: stable encoding 341 Code = serialization::EXPR_PREDEFINED; 342} 343 344void ASTStmtWriter::VisitDeclRefExpr(DeclRefExpr *E) { 345 VisitExpr(E); 346 347 Record.push_back(E->hasQualifier()); 348 Record.push_back(E->getDecl() != E->getFoundDecl()); 349 Record.push_back(E->hasTemplateKWAndArgsInfo()); 350 Record.push_back(E->hadMultipleCandidates()); 351 Record.push_back(E->refersToEnclosingLocal()); 352 353 if (E->hasTemplateKWAndArgsInfo()) { 354 unsigned NumTemplateArgs = E->getNumTemplateArgs(); 355 Record.push_back(NumTemplateArgs); 356 } 357 358 DeclarationName::NameKind nk = (E->getDecl()->getDeclName().getNameKind()); 359 360 if ((!E->hasTemplateKWAndArgsInfo()) && (!E->hasQualifier()) && 361 (E->getDecl() == E->getFoundDecl()) && 362 nk == DeclarationName::Identifier) { 363 AbbrevToUse = Writer.getDeclRefExprAbbrev(); 364 } 365 366 if (E->hasQualifier()) 367 Writer.AddNestedNameSpecifierLoc(E->getQualifierLoc(), Record); 368 369 if (E->getDecl() != E->getFoundDecl()) 370 Writer.AddDeclRef(E->getFoundDecl(), Record); 371 372 if (E->hasTemplateKWAndArgsInfo()) 373 AddTemplateKWAndArgsInfo(*E->getTemplateKWAndArgsInfo()); 374 375 Writer.AddDeclRef(E->getDecl(), Record); 376 Writer.AddSourceLocation(E->getLocation(), Record); 377 Writer.AddDeclarationNameLoc(E->DNLoc, E->getDecl()->getDeclName(), Record); 378 Code = serialization::EXPR_DECL_REF; 379} 380 381void ASTStmtWriter::VisitIntegerLiteral(IntegerLiteral *E) { 382 VisitExpr(E); 383 Writer.AddSourceLocation(E->getLocation(), Record); 384 Writer.AddAPInt(E->getValue(), Record); 385 386 if (E->getValue().getBitWidth() == 32) { 387 AbbrevToUse = Writer.getIntegerLiteralAbbrev(); 388 } 389 390 Code = serialization::EXPR_INTEGER_LITERAL; 391} 392 393void ASTStmtWriter::VisitFloatingLiteral(FloatingLiteral *E) { 394 VisitExpr(E); 395 Record.push_back(E->getRawSemantics()); 396 Record.push_back(E->isExact()); 397 Writer.AddAPFloat(E->getValue(), Record); 398 Writer.AddSourceLocation(E->getLocation(), Record); 399 Code = serialization::EXPR_FLOATING_LITERAL; 400} 401 402void ASTStmtWriter::VisitImaginaryLiteral(ImaginaryLiteral *E) { 403 VisitExpr(E); 404 Writer.AddStmt(E->getSubExpr()); 405 Code = serialization::EXPR_IMAGINARY_LITERAL; 406} 407 408void ASTStmtWriter::VisitStringLiteral(StringLiteral *E) { 409 VisitExpr(E); 410 Record.push_back(E->getByteLength()); 411 Record.push_back(E->getNumConcatenated()); 412 Record.push_back(E->getKind()); 413 Record.push_back(E->isPascal()); 414 // FIXME: String data should be stored as a blob at the end of the 415 // StringLiteral. However, we can't do so now because we have no 416 // provision for coping with abbreviations when we're jumping around 417 // the AST file during deserialization. 418 Record.append(E->getBytes().begin(), E->getBytes().end()); 419 for (unsigned I = 0, N = E->getNumConcatenated(); I != N; ++I) 420 Writer.AddSourceLocation(E->getStrTokenLoc(I), Record); 421 Code = serialization::EXPR_STRING_LITERAL; 422} 423 424void ASTStmtWriter::VisitCharacterLiteral(CharacterLiteral *E) { 425 VisitExpr(E); 426 Record.push_back(E->getValue()); 427 Writer.AddSourceLocation(E->getLocation(), Record); 428 Record.push_back(E->getKind()); 429 430 AbbrevToUse = Writer.getCharacterLiteralAbbrev(); 431 432 Code = serialization::EXPR_CHARACTER_LITERAL; 433} 434 435void ASTStmtWriter::VisitParenExpr(ParenExpr *E) { 436 VisitExpr(E); 437 Writer.AddSourceLocation(E->getLParen(), Record); 438 Writer.AddSourceLocation(E->getRParen(), Record); 439 Writer.AddStmt(E->getSubExpr()); 440 Code = serialization::EXPR_PAREN; 441} 442 443void ASTStmtWriter::VisitParenListExpr(ParenListExpr *E) { 444 VisitExpr(E); 445 Record.push_back(E->NumExprs); 446 for (unsigned i=0; i != E->NumExprs; ++i) 447 Writer.AddStmt(E->Exprs[i]); 448 Writer.AddSourceLocation(E->LParenLoc, Record); 449 Writer.AddSourceLocation(E->RParenLoc, Record); 450 Code = serialization::EXPR_PAREN_LIST; 451} 452 453void ASTStmtWriter::VisitUnaryOperator(UnaryOperator *E) { 454 VisitExpr(E); 455 Writer.AddStmt(E->getSubExpr()); 456 Record.push_back(E->getOpcode()); // FIXME: stable encoding 457 Writer.AddSourceLocation(E->getOperatorLoc(), Record); 458 Code = serialization::EXPR_UNARY_OPERATOR; 459} 460 461void ASTStmtWriter::VisitOffsetOfExpr(OffsetOfExpr *E) { 462 VisitExpr(E); 463 Record.push_back(E->getNumComponents()); 464 Record.push_back(E->getNumExpressions()); 465 Writer.AddSourceLocation(E->getOperatorLoc(), Record); 466 Writer.AddSourceLocation(E->getRParenLoc(), Record); 467 Writer.AddTypeSourceInfo(E->getTypeSourceInfo(), Record); 468 for (unsigned I = 0, N = E->getNumComponents(); I != N; ++I) { 469 const OffsetOfExpr::OffsetOfNode &ON = E->getComponent(I); 470 Record.push_back(ON.getKind()); // FIXME: Stable encoding 471 Writer.AddSourceLocation(ON.getSourceRange().getBegin(), Record); 472 Writer.AddSourceLocation(ON.getSourceRange().getEnd(), Record); 473 switch (ON.getKind()) { 474 case OffsetOfExpr::OffsetOfNode::Array: 475 Record.push_back(ON.getArrayExprIndex()); 476 break; 477 478 case OffsetOfExpr::OffsetOfNode::Field: 479 Writer.AddDeclRef(ON.getField(), Record); 480 break; 481 482 case OffsetOfExpr::OffsetOfNode::Identifier: 483 Writer.AddIdentifierRef(ON.getFieldName(), Record); 484 break; 485 486 case OffsetOfExpr::OffsetOfNode::Base: 487 Writer.AddCXXBaseSpecifier(*ON.getBase(), Record); 488 break; 489 } 490 } 491 for (unsigned I = 0, N = E->getNumExpressions(); I != N; ++I) 492 Writer.AddStmt(E->getIndexExpr(I)); 493 Code = serialization::EXPR_OFFSETOF; 494} 495 496void ASTStmtWriter::VisitUnaryExprOrTypeTraitExpr(UnaryExprOrTypeTraitExpr *E) { 497 VisitExpr(E); 498 Record.push_back(E->getKind()); 499 if (E->isArgumentType()) 500 Writer.AddTypeSourceInfo(E->getArgumentTypeInfo(), Record); 501 else { 502 Record.push_back(0); 503 Writer.AddStmt(E->getArgumentExpr()); 504 } 505 Writer.AddSourceLocation(E->getOperatorLoc(), Record); 506 Writer.AddSourceLocation(E->getRParenLoc(), Record); 507 Code = serialization::EXPR_SIZEOF_ALIGN_OF; 508} 509 510void ASTStmtWriter::VisitArraySubscriptExpr(ArraySubscriptExpr *E) { 511 VisitExpr(E); 512 Writer.AddStmt(E->getLHS()); 513 Writer.AddStmt(E->getRHS()); 514 Writer.AddSourceLocation(E->getRBracketLoc(), Record); 515 Code = serialization::EXPR_ARRAY_SUBSCRIPT; 516} 517 518void ASTStmtWriter::VisitCallExpr(CallExpr *E) { 519 VisitExpr(E); 520 Record.push_back(E->getNumArgs()); 521 Writer.AddSourceLocation(E->getRParenLoc(), Record); 522 Writer.AddStmt(E->getCallee()); 523 for (CallExpr::arg_iterator Arg = E->arg_begin(), ArgEnd = E->arg_end(); 524 Arg != ArgEnd; ++Arg) 525 Writer.AddStmt(*Arg); 526 Code = serialization::EXPR_CALL; 527} 528 529void ASTStmtWriter::VisitMemberExpr(MemberExpr *E) { 530 // Don't call VisitExpr, we'll write everything here. 531 532 Record.push_back(E->hasQualifier()); 533 if (E->hasQualifier()) 534 Writer.AddNestedNameSpecifierLoc(E->getQualifierLoc(), Record); 535 536 Record.push_back(E->HasTemplateKWAndArgsInfo); 537 if (E->HasTemplateKWAndArgsInfo) { 538 Writer.AddSourceLocation(E->getTemplateKeywordLoc(), Record); 539 unsigned NumTemplateArgs = E->getNumTemplateArgs(); 540 Record.push_back(NumTemplateArgs); 541 Writer.AddSourceLocation(E->getLAngleLoc(), Record); 542 Writer.AddSourceLocation(E->getRAngleLoc(), Record); 543 for (unsigned i=0; i != NumTemplateArgs; ++i) 544 Writer.AddTemplateArgumentLoc(E->getTemplateArgs()[i], Record); 545 } 546 547 Record.push_back(E->hadMultipleCandidates()); 548 549 DeclAccessPair FoundDecl = E->getFoundDecl(); 550 Writer.AddDeclRef(FoundDecl.getDecl(), Record); 551 Record.push_back(FoundDecl.getAccess()); 552 553 Writer.AddTypeRef(E->getType(), Record); 554 Record.push_back(E->getValueKind()); 555 Record.push_back(E->getObjectKind()); 556 Writer.AddStmt(E->getBase()); 557 Writer.AddDeclRef(E->getMemberDecl(), Record); 558 Writer.AddSourceLocation(E->getMemberLoc(), Record); 559 Record.push_back(E->isArrow()); 560 Writer.AddDeclarationNameLoc(E->MemberDNLoc, 561 E->getMemberDecl()->getDeclName(), Record); 562 Code = serialization::EXPR_MEMBER; 563} 564 565void ASTStmtWriter::VisitObjCIsaExpr(ObjCIsaExpr *E) { 566 VisitExpr(E); 567 Writer.AddStmt(E->getBase()); 568 Writer.AddSourceLocation(E->getIsaMemberLoc(), Record); 569 Writer.AddSourceLocation(E->getOpLoc(), Record); 570 Record.push_back(E->isArrow()); 571 Code = serialization::EXPR_OBJC_ISA; 572} 573 574void ASTStmtWriter:: 575VisitObjCIndirectCopyRestoreExpr(ObjCIndirectCopyRestoreExpr *E) { 576 VisitExpr(E); 577 Writer.AddStmt(E->getSubExpr()); 578 Record.push_back(E->shouldCopy()); 579 Code = serialization::EXPR_OBJC_INDIRECT_COPY_RESTORE; 580} 581 582void ASTStmtWriter::VisitObjCBridgedCastExpr(ObjCBridgedCastExpr *E) { 583 VisitExplicitCastExpr(E); 584 Writer.AddSourceLocation(E->getLParenLoc(), Record); 585 Writer.AddSourceLocation(E->getBridgeKeywordLoc(), Record); 586 Record.push_back(E->getBridgeKind()); // FIXME: Stable encoding 587 Code = serialization::EXPR_OBJC_BRIDGED_CAST; 588} 589 590void ASTStmtWriter::VisitCastExpr(CastExpr *E) { 591 VisitExpr(E); 592 Record.push_back(E->path_size()); 593 Writer.AddStmt(E->getSubExpr()); 594 Record.push_back(E->getCastKind()); // FIXME: stable encoding 595 596 for (CastExpr::path_iterator 597 PI = E->path_begin(), PE = E->path_end(); PI != PE; ++PI) 598 Writer.AddCXXBaseSpecifier(**PI, Record); 599} 600 601void ASTStmtWriter::VisitBinaryOperator(BinaryOperator *E) { 602 VisitExpr(E); 603 Writer.AddStmt(E->getLHS()); 604 Writer.AddStmt(E->getRHS()); 605 Record.push_back(E->getOpcode()); // FIXME: stable encoding 606 Writer.AddSourceLocation(E->getOperatorLoc(), Record); 607 Record.push_back(E->isFPContractable()); 608 Code = serialization::EXPR_BINARY_OPERATOR; 609} 610 611void ASTStmtWriter::VisitCompoundAssignOperator(CompoundAssignOperator *E) { 612 VisitBinaryOperator(E); 613 Writer.AddTypeRef(E->getComputationLHSType(), Record); 614 Writer.AddTypeRef(E->getComputationResultType(), Record); 615 Code = serialization::EXPR_COMPOUND_ASSIGN_OPERATOR; 616} 617 618void ASTStmtWriter::VisitConditionalOperator(ConditionalOperator *E) { 619 VisitExpr(E); 620 Writer.AddStmt(E->getCond()); 621 Writer.AddStmt(E->getLHS()); 622 Writer.AddStmt(E->getRHS()); 623 Writer.AddSourceLocation(E->getQuestionLoc(), Record); 624 Writer.AddSourceLocation(E->getColonLoc(), Record); 625 Code = serialization::EXPR_CONDITIONAL_OPERATOR; 626} 627 628void 629ASTStmtWriter::VisitBinaryConditionalOperator(BinaryConditionalOperator *E) { 630 VisitExpr(E); 631 Writer.AddStmt(E->getOpaqueValue()); 632 Writer.AddStmt(E->getCommon()); 633 Writer.AddStmt(E->getCond()); 634 Writer.AddStmt(E->getTrueExpr()); 635 Writer.AddStmt(E->getFalseExpr()); 636 Writer.AddSourceLocation(E->getQuestionLoc(), Record); 637 Writer.AddSourceLocation(E->getColonLoc(), Record); 638 Code = serialization::EXPR_BINARY_CONDITIONAL_OPERATOR; 639} 640 641void ASTStmtWriter::VisitImplicitCastExpr(ImplicitCastExpr *E) { 642 VisitCastExpr(E); 643 Code = serialization::EXPR_IMPLICIT_CAST; 644} 645 646void ASTStmtWriter::VisitExplicitCastExpr(ExplicitCastExpr *E) { 647 VisitCastExpr(E); 648 Writer.AddTypeSourceInfo(E->getTypeInfoAsWritten(), Record); 649} 650 651void ASTStmtWriter::VisitCStyleCastExpr(CStyleCastExpr *E) { 652 VisitExplicitCastExpr(E); 653 Writer.AddSourceLocation(E->getLParenLoc(), Record); 654 Writer.AddSourceLocation(E->getRParenLoc(), Record); 655 Code = serialization::EXPR_CSTYLE_CAST; 656} 657 658void ASTStmtWriter::VisitCompoundLiteralExpr(CompoundLiteralExpr *E) { 659 VisitExpr(E); 660 Writer.AddSourceLocation(E->getLParenLoc(), Record); 661 Writer.AddTypeSourceInfo(E->getTypeSourceInfo(), Record); 662 Writer.AddStmt(E->getInitializer()); 663 Record.push_back(E->isFileScope()); 664 Code = serialization::EXPR_COMPOUND_LITERAL; 665} 666 667void ASTStmtWriter::VisitExtVectorElementExpr(ExtVectorElementExpr *E) { 668 VisitExpr(E); 669 Writer.AddStmt(E->getBase()); 670 Writer.AddIdentifierRef(&E->getAccessor(), Record); 671 Writer.AddSourceLocation(E->getAccessorLoc(), Record); 672 Code = serialization::EXPR_EXT_VECTOR_ELEMENT; 673} 674 675void ASTStmtWriter::VisitInitListExpr(InitListExpr *E) { 676 VisitExpr(E); 677 // NOTE: only add the (possibly null) syntactic form. 678 // No need to serialize the isSemanticForm flag and the semantic form. 679 Writer.AddStmt(E->getSyntacticForm()); 680 Writer.AddSourceLocation(E->getLBraceLoc(), Record); 681 Writer.AddSourceLocation(E->getRBraceLoc(), Record); 682 bool isArrayFiller = E->ArrayFillerOrUnionFieldInit.is<Expr*>(); 683 Record.push_back(isArrayFiller); 684 if (isArrayFiller) 685 Writer.AddStmt(E->getArrayFiller()); 686 else 687 Writer.AddDeclRef(E->getInitializedFieldInUnion(), Record); 688 Record.push_back(E->hadArrayRangeDesignator()); 689 Record.push_back(E->getNumInits()); 690 if (isArrayFiller) { 691 // ArrayFiller may have filled "holes" due to designated initializer. 692 // Replace them by 0 to indicate that the filler goes in that place. 693 Expr *filler = E->getArrayFiller(); 694 for (unsigned I = 0, N = E->getNumInits(); I != N; ++I) 695 Writer.AddStmt(E->getInit(I) != filler ? E->getInit(I) : 0); 696 } else { 697 for (unsigned I = 0, N = E->getNumInits(); I != N; ++I) 698 Writer.AddStmt(E->getInit(I)); 699 } 700 Code = serialization::EXPR_INIT_LIST; 701} 702 703void ASTStmtWriter::VisitDesignatedInitExpr(DesignatedInitExpr *E) { 704 VisitExpr(E); 705 Record.push_back(E->getNumSubExprs()); 706 for (unsigned I = 0, N = E->getNumSubExprs(); I != N; ++I) 707 Writer.AddStmt(E->getSubExpr(I)); 708 Writer.AddSourceLocation(E->getEqualOrColonLoc(), Record); 709 Record.push_back(E->usesGNUSyntax()); 710 for (DesignatedInitExpr::designators_iterator D = E->designators_begin(), 711 DEnd = E->designators_end(); 712 D != DEnd; ++D) { 713 if (D->isFieldDesignator()) { 714 if (FieldDecl *Field = D->getField()) { 715 Record.push_back(serialization::DESIG_FIELD_DECL); 716 Writer.AddDeclRef(Field, Record); 717 } else { 718 Record.push_back(serialization::DESIG_FIELD_NAME); 719 Writer.AddIdentifierRef(D->getFieldName(), Record); 720 } 721 Writer.AddSourceLocation(D->getDotLoc(), Record); 722 Writer.AddSourceLocation(D->getFieldLoc(), Record); 723 } else if (D->isArrayDesignator()) { 724 Record.push_back(serialization::DESIG_ARRAY); 725 Record.push_back(D->getFirstExprIndex()); 726 Writer.AddSourceLocation(D->getLBracketLoc(), Record); 727 Writer.AddSourceLocation(D->getRBracketLoc(), Record); 728 } else { 729 assert(D->isArrayRangeDesignator() && "Unknown designator"); 730 Record.push_back(serialization::DESIG_ARRAY_RANGE); 731 Record.push_back(D->getFirstExprIndex()); 732 Writer.AddSourceLocation(D->getLBracketLoc(), Record); 733 Writer.AddSourceLocation(D->getEllipsisLoc(), Record); 734 Writer.AddSourceLocation(D->getRBracketLoc(), Record); 735 } 736 } 737 Code = serialization::EXPR_DESIGNATED_INIT; 738} 739 740void ASTStmtWriter::VisitImplicitValueInitExpr(ImplicitValueInitExpr *E) { 741 VisitExpr(E); 742 Code = serialization::EXPR_IMPLICIT_VALUE_INIT; 743} 744 745void ASTStmtWriter::VisitVAArgExpr(VAArgExpr *E) { 746 VisitExpr(E); 747 Writer.AddStmt(E->getSubExpr()); 748 Writer.AddTypeSourceInfo(E->getWrittenTypeInfo(), Record); 749 Writer.AddSourceLocation(E->getBuiltinLoc(), Record); 750 Writer.AddSourceLocation(E->getRParenLoc(), Record); 751 Code = serialization::EXPR_VA_ARG; 752} 753 754void ASTStmtWriter::VisitAddrLabelExpr(AddrLabelExpr *E) { 755 VisitExpr(E); 756 Writer.AddSourceLocation(E->getAmpAmpLoc(), Record); 757 Writer.AddSourceLocation(E->getLabelLoc(), Record); 758 Writer.AddDeclRef(E->getLabel(), Record); 759 Code = serialization::EXPR_ADDR_LABEL; 760} 761 762void ASTStmtWriter::VisitStmtExpr(StmtExpr *E) { 763 VisitExpr(E); 764 Writer.AddStmt(E->getSubStmt()); 765 Writer.AddSourceLocation(E->getLParenLoc(), Record); 766 Writer.AddSourceLocation(E->getRParenLoc(), Record); 767 Code = serialization::EXPR_STMT; 768} 769 770void ASTStmtWriter::VisitChooseExpr(ChooseExpr *E) { 771 VisitExpr(E); 772 Writer.AddStmt(E->getCond()); 773 Writer.AddStmt(E->getLHS()); 774 Writer.AddStmt(E->getRHS()); 775 Writer.AddSourceLocation(E->getBuiltinLoc(), Record); 776 Writer.AddSourceLocation(E->getRParenLoc(), Record); 777 Record.push_back(E->isConditionDependent() ? false : E->isConditionTrue()); 778 Code = serialization::EXPR_CHOOSE; 779} 780 781void ASTStmtWriter::VisitGNUNullExpr(GNUNullExpr *E) { 782 VisitExpr(E); 783 Writer.AddSourceLocation(E->getTokenLocation(), Record); 784 Code = serialization::EXPR_GNU_NULL; 785} 786 787void ASTStmtWriter::VisitShuffleVectorExpr(ShuffleVectorExpr *E) { 788 VisitExpr(E); 789 Record.push_back(E->getNumSubExprs()); 790 for (unsigned I = 0, N = E->getNumSubExprs(); I != N; ++I) 791 Writer.AddStmt(E->getExpr(I)); 792 Writer.AddSourceLocation(E->getBuiltinLoc(), Record); 793 Writer.AddSourceLocation(E->getRParenLoc(), Record); 794 Code = serialization::EXPR_SHUFFLE_VECTOR; 795} 796 797void ASTStmtWriter::VisitConvertVectorExpr(ConvertVectorExpr *E) { 798 VisitExpr(E); 799 Writer.AddSourceLocation(E->getBuiltinLoc(), Record); 800 Writer.AddSourceLocation(E->getRParenLoc(), Record); 801 Writer.AddTypeSourceInfo(E->getTypeSourceInfo(), Record); 802 Writer.AddStmt(E->getSrcExpr()); 803 Code = serialization::EXPR_CONVERT_VECTOR; 804} 805 806void ASTStmtWriter::VisitBlockExpr(BlockExpr *E) { 807 VisitExpr(E); 808 Writer.AddDeclRef(E->getBlockDecl(), Record); 809 Code = serialization::EXPR_BLOCK; 810} 811 812void ASTStmtWriter::VisitGenericSelectionExpr(GenericSelectionExpr *E) { 813 VisitExpr(E); 814 Record.push_back(E->getNumAssocs()); 815 816 Writer.AddStmt(E->getControllingExpr()); 817 for (unsigned I = 0, N = E->getNumAssocs(); I != N; ++I) { 818 Writer.AddTypeSourceInfo(E->getAssocTypeSourceInfo(I), Record); 819 Writer.AddStmt(E->getAssocExpr(I)); 820 } 821 Record.push_back(E->isResultDependent() ? -1U : E->getResultIndex()); 822 823 Writer.AddSourceLocation(E->getGenericLoc(), Record); 824 Writer.AddSourceLocation(E->getDefaultLoc(), Record); 825 Writer.AddSourceLocation(E->getRParenLoc(), Record); 826 Code = serialization::EXPR_GENERIC_SELECTION; 827} 828 829void ASTStmtWriter::VisitPseudoObjectExpr(PseudoObjectExpr *E) { 830 VisitExpr(E); 831 Record.push_back(E->getNumSemanticExprs()); 832 833 // Push the result index. Currently, this needs to exactly match 834 // the encoding used internally for ResultIndex. 835 unsigned result = E->getResultExprIndex(); 836 result = (result == PseudoObjectExpr::NoResult ? 0 : result + 1); 837 Record.push_back(result); 838 839 Writer.AddStmt(E->getSyntacticForm()); 840 for (PseudoObjectExpr::semantics_iterator 841 i = E->semantics_begin(), e = E->semantics_end(); i != e; ++i) { 842 Writer.AddStmt(*i); 843 } 844 Code = serialization::EXPR_PSEUDO_OBJECT; 845} 846 847void ASTStmtWriter::VisitAtomicExpr(AtomicExpr *E) { 848 VisitExpr(E); 849 Record.push_back(E->getOp()); 850 for (unsigned I = 0, N = E->getNumSubExprs(); I != N; ++I) 851 Writer.AddStmt(E->getSubExprs()[I]); 852 Writer.AddSourceLocation(E->getBuiltinLoc(), Record); 853 Writer.AddSourceLocation(E->getRParenLoc(), Record); 854 Code = serialization::EXPR_ATOMIC; 855} 856 857//===----------------------------------------------------------------------===// 858// Objective-C Expressions and Statements. 859//===----------------------------------------------------------------------===// 860 861void ASTStmtWriter::VisitObjCStringLiteral(ObjCStringLiteral *E) { 862 VisitExpr(E); 863 Writer.AddStmt(E->getString()); 864 Writer.AddSourceLocation(E->getAtLoc(), Record); 865 Code = serialization::EXPR_OBJC_STRING_LITERAL; 866} 867 868void ASTStmtWriter::VisitObjCBoxedExpr(ObjCBoxedExpr *E) { 869 VisitExpr(E); 870 Writer.AddStmt(E->getSubExpr()); 871 Writer.AddDeclRef(E->getBoxingMethod(), Record); 872 Writer.AddSourceRange(E->getSourceRange(), Record); 873 Code = serialization::EXPR_OBJC_BOXED_EXPRESSION; 874} 875 876void ASTStmtWriter::VisitObjCArrayLiteral(ObjCArrayLiteral *E) { 877 VisitExpr(E); 878 Record.push_back(E->getNumElements()); 879 for (unsigned i = 0; i < E->getNumElements(); i++) 880 Writer.AddStmt(E->getElement(i)); 881 Writer.AddDeclRef(E->getArrayWithObjectsMethod(), Record); 882 Writer.AddSourceRange(E->getSourceRange(), Record); 883 Code = serialization::EXPR_OBJC_ARRAY_LITERAL; 884} 885 886void ASTStmtWriter::VisitObjCDictionaryLiteral(ObjCDictionaryLiteral *E) { 887 VisitExpr(E); 888 Record.push_back(E->getNumElements()); 889 Record.push_back(E->HasPackExpansions); 890 for (unsigned i = 0; i < E->getNumElements(); i++) { 891 ObjCDictionaryElement Element = E->getKeyValueElement(i); 892 Writer.AddStmt(Element.Key); 893 Writer.AddStmt(Element.Value); 894 if (E->HasPackExpansions) { 895 Writer.AddSourceLocation(Element.EllipsisLoc, Record); 896 unsigned NumExpansions = 0; 897 if (Element.NumExpansions) 898 NumExpansions = *Element.NumExpansions + 1; 899 Record.push_back(NumExpansions); 900 } 901 } 902 903 Writer.AddDeclRef(E->getDictWithObjectsMethod(), Record); 904 Writer.AddSourceRange(E->getSourceRange(), Record); 905 Code = serialization::EXPR_OBJC_DICTIONARY_LITERAL; 906} 907 908void ASTStmtWriter::VisitObjCEncodeExpr(ObjCEncodeExpr *E) { 909 VisitExpr(E); 910 Writer.AddTypeSourceInfo(E->getEncodedTypeSourceInfo(), Record); 911 Writer.AddSourceLocation(E->getAtLoc(), Record); 912 Writer.AddSourceLocation(E->getRParenLoc(), Record); 913 Code = serialization::EXPR_OBJC_ENCODE; 914} 915 916void ASTStmtWriter::VisitObjCSelectorExpr(ObjCSelectorExpr *E) { 917 VisitExpr(E); 918 Writer.AddSelectorRef(E->getSelector(), Record); 919 Writer.AddSourceLocation(E->getAtLoc(), Record); 920 Writer.AddSourceLocation(E->getRParenLoc(), Record); 921 Code = serialization::EXPR_OBJC_SELECTOR_EXPR; 922} 923 924void ASTStmtWriter::VisitObjCProtocolExpr(ObjCProtocolExpr *E) { 925 VisitExpr(E); 926 Writer.AddDeclRef(E->getProtocol(), Record); 927 Writer.AddSourceLocation(E->getAtLoc(), Record); 928 Writer.AddSourceLocation(E->ProtoLoc, Record); 929 Writer.AddSourceLocation(E->getRParenLoc(), Record); 930 Code = serialization::EXPR_OBJC_PROTOCOL_EXPR; 931} 932 933void ASTStmtWriter::VisitObjCIvarRefExpr(ObjCIvarRefExpr *E) { 934 VisitExpr(E); 935 Writer.AddDeclRef(E->getDecl(), Record); 936 Writer.AddSourceLocation(E->getLocation(), Record); 937 Writer.AddSourceLocation(E->getOpLoc(), Record); 938 Writer.AddStmt(E->getBase()); 939 Record.push_back(E->isArrow()); 940 Record.push_back(E->isFreeIvar()); 941 Code = serialization::EXPR_OBJC_IVAR_REF_EXPR; 942} 943 944void ASTStmtWriter::VisitObjCPropertyRefExpr(ObjCPropertyRefExpr *E) { 945 VisitExpr(E); 946 Record.push_back(E->SetterAndMethodRefFlags.getInt()); 947 Record.push_back(E->isImplicitProperty()); 948 if (E->isImplicitProperty()) { 949 Writer.AddDeclRef(E->getImplicitPropertyGetter(), Record); 950 Writer.AddDeclRef(E->getImplicitPropertySetter(), Record); 951 } else { 952 Writer.AddDeclRef(E->getExplicitProperty(), Record); 953 } 954 Writer.AddSourceLocation(E->getLocation(), Record); 955 Writer.AddSourceLocation(E->getReceiverLocation(), Record); 956 if (E->isObjectReceiver()) { 957 Record.push_back(0); 958 Writer.AddStmt(E->getBase()); 959 } else if (E->isSuperReceiver()) { 960 Record.push_back(1); 961 Writer.AddTypeRef(E->getSuperReceiverType(), Record); 962 } else { 963 Record.push_back(2); 964 Writer.AddDeclRef(E->getClassReceiver(), Record); 965 } 966 967 Code = serialization::EXPR_OBJC_PROPERTY_REF_EXPR; 968} 969 970void ASTStmtWriter::VisitObjCSubscriptRefExpr(ObjCSubscriptRefExpr *E) { 971 VisitExpr(E); 972 Writer.AddSourceLocation(E->getRBracket(), Record); 973 Writer.AddStmt(E->getBaseExpr()); 974 Writer.AddStmt(E->getKeyExpr()); 975 Writer.AddDeclRef(E->getAtIndexMethodDecl(), Record); 976 Writer.AddDeclRef(E->setAtIndexMethodDecl(), Record); 977 978 Code = serialization::EXPR_OBJC_SUBSCRIPT_REF_EXPR; 979} 980 981void ASTStmtWriter::VisitObjCMessageExpr(ObjCMessageExpr *E) { 982 VisitExpr(E); 983 Record.push_back(E->getNumArgs()); 984 Record.push_back(E->getNumStoredSelLocs()); 985 Record.push_back(E->SelLocsKind); 986 Record.push_back(E->isDelegateInitCall()); 987 Record.push_back(E->IsImplicit); 988 Record.push_back((unsigned)E->getReceiverKind()); // FIXME: stable encoding 989 switch (E->getReceiverKind()) { 990 case ObjCMessageExpr::Instance: 991 Writer.AddStmt(E->getInstanceReceiver()); 992 break; 993 994 case ObjCMessageExpr::Class: 995 Writer.AddTypeSourceInfo(E->getClassReceiverTypeInfo(), Record); 996 break; 997 998 case ObjCMessageExpr::SuperClass: 999 case ObjCMessageExpr::SuperInstance: 1000 Writer.AddTypeRef(E->getSuperType(), Record); 1001 Writer.AddSourceLocation(E->getSuperLoc(), Record); 1002 break; 1003 } 1004 1005 if (E->getMethodDecl()) { 1006 Record.push_back(1); 1007 Writer.AddDeclRef(E->getMethodDecl(), Record); 1008 } else { 1009 Record.push_back(0); 1010 Writer.AddSelectorRef(E->getSelector(), Record); 1011 } 1012 1013 Writer.AddSourceLocation(E->getLeftLoc(), Record); 1014 Writer.AddSourceLocation(E->getRightLoc(), Record); 1015 1016 for (CallExpr::arg_iterator Arg = E->arg_begin(), ArgEnd = E->arg_end(); 1017 Arg != ArgEnd; ++Arg) 1018 Writer.AddStmt(*Arg); 1019 1020 SourceLocation *Locs = E->getStoredSelLocs(); 1021 for (unsigned i = 0, e = E->getNumStoredSelLocs(); i != e; ++i) 1022 Writer.AddSourceLocation(Locs[i], Record); 1023 1024 Code = serialization::EXPR_OBJC_MESSAGE_EXPR; 1025} 1026 1027void ASTStmtWriter::VisitObjCForCollectionStmt(ObjCForCollectionStmt *S) { 1028 VisitStmt(S); 1029 Writer.AddStmt(S->getElement()); 1030 Writer.AddStmt(S->getCollection()); 1031 Writer.AddStmt(S->getBody()); 1032 Writer.AddSourceLocation(S->getForLoc(), Record); 1033 Writer.AddSourceLocation(S->getRParenLoc(), Record); 1034 Code = serialization::STMT_OBJC_FOR_COLLECTION; 1035} 1036 1037void ASTStmtWriter::VisitObjCAtCatchStmt(ObjCAtCatchStmt *S) { 1038 Writer.AddStmt(S->getCatchBody()); 1039 Writer.AddDeclRef(S->getCatchParamDecl(), Record); 1040 Writer.AddSourceLocation(S->getAtCatchLoc(), Record); 1041 Writer.AddSourceLocation(S->getRParenLoc(), Record); 1042 Code = serialization::STMT_OBJC_CATCH; 1043} 1044 1045void ASTStmtWriter::VisitObjCAtFinallyStmt(ObjCAtFinallyStmt *S) { 1046 Writer.AddStmt(S->getFinallyBody()); 1047 Writer.AddSourceLocation(S->getAtFinallyLoc(), Record); 1048 Code = serialization::STMT_OBJC_FINALLY; 1049} 1050 1051void ASTStmtWriter::VisitObjCAutoreleasePoolStmt(ObjCAutoreleasePoolStmt *S) { 1052 Writer.AddStmt(S->getSubStmt()); 1053 Writer.AddSourceLocation(S->getAtLoc(), Record); 1054 Code = serialization::STMT_OBJC_AUTORELEASE_POOL; 1055} 1056 1057void ASTStmtWriter::VisitObjCAtTryStmt(ObjCAtTryStmt *S) { 1058 Record.push_back(S->getNumCatchStmts()); 1059 Record.push_back(S->getFinallyStmt() != 0); 1060 Writer.AddStmt(S->getTryBody()); 1061 for (unsigned I = 0, N = S->getNumCatchStmts(); I != N; ++I) 1062 Writer.AddStmt(S->getCatchStmt(I)); 1063 if (S->getFinallyStmt()) 1064 Writer.AddStmt(S->getFinallyStmt()); 1065 Writer.AddSourceLocation(S->getAtTryLoc(), Record); 1066 Code = serialization::STMT_OBJC_AT_TRY; 1067} 1068 1069void ASTStmtWriter::VisitObjCAtSynchronizedStmt(ObjCAtSynchronizedStmt *S) { 1070 Writer.AddStmt(S->getSynchExpr()); 1071 Writer.AddStmt(S->getSynchBody()); 1072 Writer.AddSourceLocation(S->getAtSynchronizedLoc(), Record); 1073 Code = serialization::STMT_OBJC_AT_SYNCHRONIZED; 1074} 1075 1076void ASTStmtWriter::VisitObjCAtThrowStmt(ObjCAtThrowStmt *S) { 1077 Writer.AddStmt(S->getThrowExpr()); 1078 Writer.AddSourceLocation(S->getThrowLoc(), Record); 1079 Code = serialization::STMT_OBJC_AT_THROW; 1080} 1081 1082void ASTStmtWriter::VisitObjCBoolLiteralExpr(ObjCBoolLiteralExpr *E) { 1083 VisitExpr(E); 1084 Record.push_back(E->getValue()); 1085 Writer.AddSourceLocation(E->getLocation(), Record); 1086 Code = serialization::EXPR_OBJC_BOOL_LITERAL; 1087} 1088 1089//===----------------------------------------------------------------------===// 1090// C++ Expressions and Statements. 1091//===----------------------------------------------------------------------===// 1092 1093void ASTStmtWriter::VisitCXXCatchStmt(CXXCatchStmt *S) { 1094 VisitStmt(S); 1095 Writer.AddSourceLocation(S->getCatchLoc(), Record); 1096 Writer.AddDeclRef(S->getExceptionDecl(), Record); 1097 Writer.AddStmt(S->getHandlerBlock()); 1098 Code = serialization::STMT_CXX_CATCH; 1099} 1100 1101void ASTStmtWriter::VisitCXXTryStmt(CXXTryStmt *S) { 1102 VisitStmt(S); 1103 Record.push_back(S->getNumHandlers()); 1104 Writer.AddSourceLocation(S->getTryLoc(), Record); 1105 Writer.AddStmt(S->getTryBlock()); 1106 for (unsigned i = 0, e = S->getNumHandlers(); i != e; ++i) 1107 Writer.AddStmt(S->getHandler(i)); 1108 Code = serialization::STMT_CXX_TRY; 1109} 1110 1111void ASTStmtWriter::VisitCXXForRangeStmt(CXXForRangeStmt *S) { 1112 VisitStmt(S); 1113 Writer.AddSourceLocation(S->getForLoc(), Record); 1114 Writer.AddSourceLocation(S->getColonLoc(), Record); 1115 Writer.AddSourceLocation(S->getRParenLoc(), Record); 1116 Writer.AddStmt(S->getRangeStmt()); 1117 Writer.AddStmt(S->getBeginEndStmt()); 1118 Writer.AddStmt(S->getCond()); 1119 Writer.AddStmt(S->getInc()); 1120 Writer.AddStmt(S->getLoopVarStmt()); 1121 Writer.AddStmt(S->getBody()); 1122 Code = serialization::STMT_CXX_FOR_RANGE; 1123} 1124 1125void ASTStmtWriter::VisitMSDependentExistsStmt(MSDependentExistsStmt *S) { 1126 VisitStmt(S); 1127 Writer.AddSourceLocation(S->getKeywordLoc(), Record); 1128 Record.push_back(S->isIfExists()); 1129 Writer.AddNestedNameSpecifierLoc(S->getQualifierLoc(), Record); 1130 Writer.AddDeclarationNameInfo(S->getNameInfo(), Record); 1131 Writer.AddStmt(S->getSubStmt()); 1132 Code = serialization::STMT_MS_DEPENDENT_EXISTS; 1133} 1134 1135void ASTStmtWriter::VisitCXXOperatorCallExpr(CXXOperatorCallExpr *E) { 1136 VisitCallExpr(E); 1137 Record.push_back(E->getOperator()); 1138 Writer.AddSourceRange(E->Range, Record); 1139 Record.push_back(E->isFPContractable()); 1140 Code = serialization::EXPR_CXX_OPERATOR_CALL; 1141} 1142 1143void ASTStmtWriter::VisitCXXMemberCallExpr(CXXMemberCallExpr *E) { 1144 VisitCallExpr(E); 1145 Code = serialization::EXPR_CXX_MEMBER_CALL; 1146} 1147 1148void ASTStmtWriter::VisitCXXConstructExpr(CXXConstructExpr *E) { 1149 VisitExpr(E); 1150 Record.push_back(E->getNumArgs()); 1151 for (unsigned I = 0, N = E->getNumArgs(); I != N; ++I) 1152 Writer.AddStmt(E->getArg(I)); 1153 Writer.AddDeclRef(E->getConstructor(), Record); 1154 Writer.AddSourceLocation(E->getLocation(), Record); 1155 Record.push_back(E->isElidable()); 1156 Record.push_back(E->hadMultipleCandidates()); 1157 Record.push_back(E->isListInitialization()); 1158 Record.push_back(E->requiresZeroInitialization()); 1159 Record.push_back(E->getConstructionKind()); // FIXME: stable encoding 1160 Writer.AddSourceRange(E->getParenOrBraceRange(), Record); 1161 Code = serialization::EXPR_CXX_CONSTRUCT; 1162} 1163 1164void ASTStmtWriter::VisitCXXTemporaryObjectExpr(CXXTemporaryObjectExpr *E) { 1165 VisitCXXConstructExpr(E); 1166 Writer.AddTypeSourceInfo(E->getTypeSourceInfo(), Record); 1167 Code = serialization::EXPR_CXX_TEMPORARY_OBJECT; 1168} 1169 1170void ASTStmtWriter::VisitLambdaExpr(LambdaExpr *E) { 1171 VisitExpr(E); 1172 Record.push_back(E->NumCaptures); 1173 unsigned NumArrayIndexVars = 0; 1174 if (E->HasArrayIndexVars) 1175 NumArrayIndexVars = E->getArrayIndexStarts()[E->NumCaptures]; 1176 Record.push_back(NumArrayIndexVars); 1177 Writer.AddSourceRange(E->IntroducerRange, Record); 1178 Record.push_back(E->CaptureDefault); // FIXME: stable encoding 1179 Writer.AddSourceLocation(E->CaptureDefaultLoc, Record); 1180 Record.push_back(E->ExplicitParams); 1181 Record.push_back(E->ExplicitResultType); 1182 Writer.AddSourceLocation(E->ClosingBrace, Record); 1183 1184 // Add capture initializers. 1185 for (LambdaExpr::capture_init_iterator C = E->capture_init_begin(), 1186 CEnd = E->capture_init_end(); 1187 C != CEnd; ++C) { 1188 Writer.AddStmt(*C); 1189 } 1190 1191 // Add array index variables, if any. 1192 if (NumArrayIndexVars) { 1193 Record.append(E->getArrayIndexStarts(), 1194 E->getArrayIndexStarts() + E->NumCaptures + 1); 1195 VarDecl **ArrayIndexVars = E->getArrayIndexVars(); 1196 for (unsigned I = 0; I != NumArrayIndexVars; ++I) 1197 Writer.AddDeclRef(ArrayIndexVars[I], Record); 1198 } 1199 1200 Code = serialization::EXPR_LAMBDA; 1201} 1202 1203void ASTStmtWriter::VisitCXXStdInitializerListExpr(CXXStdInitializerListExpr *E) { 1204 VisitExpr(E); 1205 Writer.AddStmt(E->getSubExpr()); 1206 Code = serialization::EXPR_CXX_STD_INITIALIZER_LIST; 1207} 1208 1209void ASTStmtWriter::VisitCXXNamedCastExpr(CXXNamedCastExpr *E) { 1210 VisitExplicitCastExpr(E); 1211 Writer.AddSourceRange(SourceRange(E->getOperatorLoc(), E->getRParenLoc()), 1212 Record); 1213 Writer.AddSourceRange(E->getAngleBrackets(), Record); 1214} 1215 1216void ASTStmtWriter::VisitCXXStaticCastExpr(CXXStaticCastExpr *E) { 1217 VisitCXXNamedCastExpr(E); 1218 Code = serialization::EXPR_CXX_STATIC_CAST; 1219} 1220 1221void ASTStmtWriter::VisitCXXDynamicCastExpr(CXXDynamicCastExpr *E) { 1222 VisitCXXNamedCastExpr(E); 1223 Code = serialization::EXPR_CXX_DYNAMIC_CAST; 1224} 1225 1226void ASTStmtWriter::VisitCXXReinterpretCastExpr(CXXReinterpretCastExpr *E) { 1227 VisitCXXNamedCastExpr(E); 1228 Code = serialization::EXPR_CXX_REINTERPRET_CAST; 1229} 1230 1231void ASTStmtWriter::VisitCXXConstCastExpr(CXXConstCastExpr *E) { 1232 VisitCXXNamedCastExpr(E); 1233 Code = serialization::EXPR_CXX_CONST_CAST; 1234} 1235 1236void ASTStmtWriter::VisitCXXFunctionalCastExpr(CXXFunctionalCastExpr *E) { 1237 VisitExplicitCastExpr(E); 1238 Writer.AddSourceLocation(E->getLParenLoc(), Record); 1239 Writer.AddSourceLocation(E->getRParenLoc(), Record); 1240 Code = serialization::EXPR_CXX_FUNCTIONAL_CAST; 1241} 1242 1243void ASTStmtWriter::VisitUserDefinedLiteral(UserDefinedLiteral *E) { 1244 VisitCallExpr(E); 1245 Writer.AddSourceLocation(E->UDSuffixLoc, Record); 1246 Code = serialization::EXPR_USER_DEFINED_LITERAL; 1247} 1248 1249void ASTStmtWriter::VisitCXXBoolLiteralExpr(CXXBoolLiteralExpr *E) { 1250 VisitExpr(E); 1251 Record.push_back(E->getValue()); 1252 Writer.AddSourceLocation(E->getLocation(), Record); 1253 Code = serialization::EXPR_CXX_BOOL_LITERAL; 1254} 1255 1256void ASTStmtWriter::VisitCXXNullPtrLiteralExpr(CXXNullPtrLiteralExpr *E) { 1257 VisitExpr(E); 1258 Writer.AddSourceLocation(E->getLocation(), Record); 1259 Code = serialization::EXPR_CXX_NULL_PTR_LITERAL; 1260} 1261 1262void ASTStmtWriter::VisitCXXTypeidExpr(CXXTypeidExpr *E) { 1263 VisitExpr(E); 1264 Writer.AddSourceRange(E->getSourceRange(), Record); 1265 if (E->isTypeOperand()) { 1266 Writer.AddTypeSourceInfo(E->getTypeOperandSourceInfo(), Record); 1267 Code = serialization::EXPR_CXX_TYPEID_TYPE; 1268 } else { 1269 Writer.AddStmt(E->getExprOperand()); 1270 Code = serialization::EXPR_CXX_TYPEID_EXPR; 1271 } 1272} 1273 1274void ASTStmtWriter::VisitCXXThisExpr(CXXThisExpr *E) { 1275 VisitExpr(E); 1276 Writer.AddSourceLocation(E->getLocation(), Record); 1277 Record.push_back(E->isImplicit()); 1278 Code = serialization::EXPR_CXX_THIS; 1279} 1280 1281void ASTStmtWriter::VisitCXXThrowExpr(CXXThrowExpr *E) { 1282 VisitExpr(E); 1283 Writer.AddSourceLocation(E->getThrowLoc(), Record); 1284 Writer.AddStmt(E->getSubExpr()); 1285 Record.push_back(E->isThrownVariableInScope()); 1286 Code = serialization::EXPR_CXX_THROW; 1287} 1288 1289void ASTStmtWriter::VisitCXXDefaultArgExpr(CXXDefaultArgExpr *E) { 1290 VisitExpr(E); 1291 1292 bool HasOtherExprStored = E->Param.getInt(); 1293 // Store these first, the reader reads them before creation. 1294 Record.push_back(HasOtherExprStored); 1295 if (HasOtherExprStored) 1296 Writer.AddStmt(E->getExpr()); 1297 Writer.AddDeclRef(E->getParam(), Record); 1298 Writer.AddSourceLocation(E->getUsedLocation(), Record); 1299 1300 Code = serialization::EXPR_CXX_DEFAULT_ARG; 1301} 1302 1303void ASTStmtWriter::VisitCXXDefaultInitExpr(CXXDefaultInitExpr *E) { 1304 VisitExpr(E); 1305 Writer.AddDeclRef(E->getField(), Record); 1306 Writer.AddSourceLocation(E->getExprLoc(), Record); 1307 Code = serialization::EXPR_CXX_DEFAULT_INIT; 1308} 1309 1310void ASTStmtWriter::VisitCXXBindTemporaryExpr(CXXBindTemporaryExpr *E) { 1311 VisitExpr(E); 1312 Writer.AddCXXTemporary(E->getTemporary(), Record); 1313 Writer.AddStmt(E->getSubExpr()); 1314 Code = serialization::EXPR_CXX_BIND_TEMPORARY; 1315} 1316 1317void ASTStmtWriter::VisitCXXScalarValueInitExpr(CXXScalarValueInitExpr *E) { 1318 VisitExpr(E); 1319 Writer.AddTypeSourceInfo(E->getTypeSourceInfo(), Record); 1320 Writer.AddSourceLocation(E->getRParenLoc(), Record); 1321 Code = serialization::EXPR_CXX_SCALAR_VALUE_INIT; 1322} 1323 1324void ASTStmtWriter::VisitCXXNewExpr(CXXNewExpr *E) { 1325 VisitExpr(E); 1326 Record.push_back(E->isGlobalNew()); 1327 Record.push_back(E->isArray()); 1328 Record.push_back(E->doesUsualArrayDeleteWantSize()); 1329 Record.push_back(E->getNumPlacementArgs()); 1330 Record.push_back(E->StoredInitializationStyle); 1331 Writer.AddDeclRef(E->getOperatorNew(), Record); 1332 Writer.AddDeclRef(E->getOperatorDelete(), Record); 1333 Writer.AddTypeSourceInfo(E->getAllocatedTypeSourceInfo(), Record); 1334 Writer.AddSourceRange(E->getTypeIdParens(), Record); 1335 Writer.AddSourceRange(E->getSourceRange(), Record); 1336 Writer.AddSourceRange(E->getDirectInitRange(), Record); 1337 for (CXXNewExpr::arg_iterator I = E->raw_arg_begin(), e = E->raw_arg_end(); 1338 I != e; ++I) 1339 Writer.AddStmt(*I); 1340 1341 Code = serialization::EXPR_CXX_NEW; 1342} 1343 1344void ASTStmtWriter::VisitCXXDeleteExpr(CXXDeleteExpr *E) { 1345 VisitExpr(E); 1346 Record.push_back(E->isGlobalDelete()); 1347 Record.push_back(E->isArrayForm()); 1348 Record.push_back(E->isArrayFormAsWritten()); 1349 Record.push_back(E->doesUsualArrayDeleteWantSize()); 1350 Writer.AddDeclRef(E->getOperatorDelete(), Record); 1351 Writer.AddStmt(E->getArgument()); 1352 Writer.AddSourceLocation(E->getSourceRange().getBegin(), Record); 1353 1354 Code = serialization::EXPR_CXX_DELETE; 1355} 1356 1357void ASTStmtWriter::VisitCXXPseudoDestructorExpr(CXXPseudoDestructorExpr *E) { 1358 VisitExpr(E); 1359 1360 Writer.AddStmt(E->getBase()); 1361 Record.push_back(E->isArrow()); 1362 Writer.AddSourceLocation(E->getOperatorLoc(), Record); 1363 Writer.AddNestedNameSpecifierLoc(E->getQualifierLoc(), Record); 1364 Writer.AddTypeSourceInfo(E->getScopeTypeInfo(), Record); 1365 Writer.AddSourceLocation(E->getColonColonLoc(), Record); 1366 Writer.AddSourceLocation(E->getTildeLoc(), Record); 1367 1368 // PseudoDestructorTypeStorage. 1369 Writer.AddIdentifierRef(E->getDestroyedTypeIdentifier(), Record); 1370 if (E->getDestroyedTypeIdentifier()) 1371 Writer.AddSourceLocation(E->getDestroyedTypeLoc(), Record); 1372 else 1373 Writer.AddTypeSourceInfo(E->getDestroyedTypeInfo(), Record); 1374 1375 Code = serialization::EXPR_CXX_PSEUDO_DESTRUCTOR; 1376} 1377 1378void ASTStmtWriter::VisitExprWithCleanups(ExprWithCleanups *E) { 1379 VisitExpr(E); 1380 Record.push_back(E->getNumObjects()); 1381 for (unsigned i = 0, e = E->getNumObjects(); i != e; ++i) 1382 Writer.AddDeclRef(E->getObject(i), Record); 1383 1384 Writer.AddStmt(E->getSubExpr()); 1385 Code = serialization::EXPR_EXPR_WITH_CLEANUPS; 1386} 1387 1388void 1389ASTStmtWriter::VisitCXXDependentScopeMemberExpr(CXXDependentScopeMemberExpr *E){ 1390 VisitExpr(E); 1391 1392 // Don't emit anything here, HasTemplateKWAndArgsInfo must be 1393 // emitted first. 1394 1395 Record.push_back(E->HasTemplateKWAndArgsInfo); 1396 if (E->HasTemplateKWAndArgsInfo) { 1397 const ASTTemplateKWAndArgsInfo &Args = *E->getTemplateKWAndArgsInfo(); 1398 Record.push_back(Args.NumTemplateArgs); 1399 AddTemplateKWAndArgsInfo(Args); 1400 } 1401 1402 if (!E->isImplicitAccess()) 1403 Writer.AddStmt(E->getBase()); 1404 else 1405 Writer.AddStmt(0); 1406 Writer.AddTypeRef(E->getBaseType(), Record); 1407 Record.push_back(E->isArrow()); 1408 Writer.AddSourceLocation(E->getOperatorLoc(), Record); 1409 Writer.AddNestedNameSpecifierLoc(E->getQualifierLoc(), Record); 1410 Writer.AddDeclRef(E->getFirstQualifierFoundInScope(), Record); 1411 Writer.AddDeclarationNameInfo(E->MemberNameInfo, Record); 1412 Code = serialization::EXPR_CXX_DEPENDENT_SCOPE_MEMBER; 1413} 1414 1415void 1416ASTStmtWriter::VisitDependentScopeDeclRefExpr(DependentScopeDeclRefExpr *E) { 1417 VisitExpr(E); 1418 1419 // Don't emit anything here, HasTemplateKWAndArgsInfo must be 1420 // emitted first. 1421 1422 Record.push_back(E->HasTemplateKWAndArgsInfo); 1423 if (E->HasTemplateKWAndArgsInfo) { 1424 const ASTTemplateKWAndArgsInfo &Args = *E->getTemplateKWAndArgsInfo(); 1425 Record.push_back(Args.NumTemplateArgs); 1426 AddTemplateKWAndArgsInfo(Args); 1427 } 1428 1429 Writer.AddNestedNameSpecifierLoc(E->getQualifierLoc(), Record); 1430 Writer.AddDeclarationNameInfo(E->NameInfo, Record); 1431 Code = serialization::EXPR_CXX_DEPENDENT_SCOPE_DECL_REF; 1432} 1433 1434void 1435ASTStmtWriter::VisitCXXUnresolvedConstructExpr(CXXUnresolvedConstructExpr *E) { 1436 VisitExpr(E); 1437 Record.push_back(E->arg_size()); 1438 for (CXXUnresolvedConstructExpr::arg_iterator 1439 ArgI = E->arg_begin(), ArgE = E->arg_end(); ArgI != ArgE; ++ArgI) 1440 Writer.AddStmt(*ArgI); 1441 Writer.AddTypeSourceInfo(E->getTypeSourceInfo(), Record); 1442 Writer.AddSourceLocation(E->getLParenLoc(), Record); 1443 Writer.AddSourceLocation(E->getRParenLoc(), Record); 1444 Code = serialization::EXPR_CXX_UNRESOLVED_CONSTRUCT; 1445} 1446 1447void ASTStmtWriter::VisitOverloadExpr(OverloadExpr *E) { 1448 VisitExpr(E); 1449 1450 // Don't emit anything here, HasTemplateKWAndArgsInfo must be 1451 // emitted first. 1452 1453 Record.push_back(E->HasTemplateKWAndArgsInfo); 1454 if (E->HasTemplateKWAndArgsInfo) { 1455 const ASTTemplateKWAndArgsInfo &Args = *E->getTemplateKWAndArgsInfo(); 1456 Record.push_back(Args.NumTemplateArgs); 1457 AddTemplateKWAndArgsInfo(Args); 1458 } 1459 1460 Record.push_back(E->getNumDecls()); 1461 for (OverloadExpr::decls_iterator 1462 OvI = E->decls_begin(), OvE = E->decls_end(); OvI != OvE; ++OvI) { 1463 Writer.AddDeclRef(OvI.getDecl(), Record); 1464 Record.push_back(OvI.getAccess()); 1465 } 1466 1467 Writer.AddDeclarationNameInfo(E->NameInfo, Record); 1468 Writer.AddNestedNameSpecifierLoc(E->getQualifierLoc(), Record); 1469} 1470 1471void ASTStmtWriter::VisitUnresolvedMemberExpr(UnresolvedMemberExpr *E) { 1472 VisitOverloadExpr(E); 1473 Record.push_back(E->isArrow()); 1474 Record.push_back(E->hasUnresolvedUsing()); 1475 Writer.AddStmt(!E->isImplicitAccess() ? E->getBase() : 0); 1476 Writer.AddTypeRef(E->getBaseType(), Record); 1477 Writer.AddSourceLocation(E->getOperatorLoc(), Record); 1478 Code = serialization::EXPR_CXX_UNRESOLVED_MEMBER; 1479} 1480 1481void ASTStmtWriter::VisitUnresolvedLookupExpr(UnresolvedLookupExpr *E) { 1482 VisitOverloadExpr(E); 1483 Record.push_back(E->requiresADL()); 1484 Record.push_back(E->isOverloaded()); 1485 Writer.AddDeclRef(E->getNamingClass(), Record); 1486 Code = serialization::EXPR_CXX_UNRESOLVED_LOOKUP; 1487} 1488 1489void ASTStmtWriter::VisitUnaryTypeTraitExpr(UnaryTypeTraitExpr *E) { 1490 VisitExpr(E); 1491 Record.push_back(E->getTrait()); 1492 Record.push_back(E->getValue()); 1493 Writer.AddSourceRange(E->getSourceRange(), Record); 1494 Writer.AddTypeSourceInfo(E->getQueriedTypeSourceInfo(), Record); 1495 Code = serialization::EXPR_CXX_UNARY_TYPE_TRAIT; 1496} 1497 1498void ASTStmtWriter::VisitBinaryTypeTraitExpr(BinaryTypeTraitExpr *E) { 1499 VisitExpr(E); 1500 Record.push_back(E->getTrait()); 1501 Record.push_back(E->getValue()); 1502 Writer.AddSourceRange(E->getSourceRange(), Record); 1503 Writer.AddTypeSourceInfo(E->getLhsTypeSourceInfo(), Record); 1504 Writer.AddTypeSourceInfo(E->getRhsTypeSourceInfo(), Record); 1505 Code = serialization::EXPR_BINARY_TYPE_TRAIT; 1506} 1507 1508void ASTStmtWriter::VisitTypeTraitExpr(TypeTraitExpr *E) { 1509 VisitExpr(E); 1510 Record.push_back(E->TypeTraitExprBits.NumArgs); 1511 Record.push_back(E->TypeTraitExprBits.Kind); // FIXME: Stable encoding 1512 Record.push_back(E->TypeTraitExprBits.Value); 1513 for (unsigned I = 0, N = E->getNumArgs(); I != N; ++I) 1514 Writer.AddTypeSourceInfo(E->getArg(I), Record); 1515 Code = serialization::EXPR_TYPE_TRAIT; 1516} 1517 1518void ASTStmtWriter::VisitArrayTypeTraitExpr(ArrayTypeTraitExpr *E) { 1519 VisitExpr(E); 1520 Record.push_back(E->getTrait()); 1521 Record.push_back(E->getValue()); 1522 Writer.AddSourceRange(E->getSourceRange(), Record); 1523 Writer.AddTypeSourceInfo(E->getQueriedTypeSourceInfo(), Record); 1524 Code = serialization::EXPR_ARRAY_TYPE_TRAIT; 1525} 1526 1527void ASTStmtWriter::VisitExpressionTraitExpr(ExpressionTraitExpr *E) { 1528 VisitExpr(E); 1529 Record.push_back(E->getTrait()); 1530 Record.push_back(E->getValue()); 1531 Writer.AddSourceRange(E->getSourceRange(), Record); 1532 Writer.AddStmt(E->getQueriedExpression()); 1533 Code = serialization::EXPR_CXX_EXPRESSION_TRAIT; 1534} 1535 1536void ASTStmtWriter::VisitCXXNoexceptExpr(CXXNoexceptExpr *E) { 1537 VisitExpr(E); 1538 Record.push_back(E->getValue()); 1539 Writer.AddSourceRange(E->getSourceRange(), Record); 1540 Writer.AddStmt(E->getOperand()); 1541 Code = serialization::EXPR_CXX_NOEXCEPT; 1542} 1543 1544void ASTStmtWriter::VisitPackExpansionExpr(PackExpansionExpr *E) { 1545 VisitExpr(E); 1546 Writer.AddSourceLocation(E->getEllipsisLoc(), Record); 1547 Record.push_back(E->NumExpansions); 1548 Writer.AddStmt(E->getPattern()); 1549 Code = serialization::EXPR_PACK_EXPANSION; 1550} 1551 1552void ASTStmtWriter::VisitSizeOfPackExpr(SizeOfPackExpr *E) { 1553 VisitExpr(E); 1554 Writer.AddSourceLocation(E->OperatorLoc, Record); 1555 Writer.AddSourceLocation(E->PackLoc, Record); 1556 Writer.AddSourceLocation(E->RParenLoc, Record); 1557 Record.push_back(E->Length); 1558 Writer.AddDeclRef(E->Pack, Record); 1559 Code = serialization::EXPR_SIZEOF_PACK; 1560} 1561 1562void ASTStmtWriter::VisitSubstNonTypeTemplateParmExpr( 1563 SubstNonTypeTemplateParmExpr *E) { 1564 VisitExpr(E); 1565 Writer.AddDeclRef(E->getParameter(), Record); 1566 Writer.AddSourceLocation(E->getNameLoc(), Record); 1567 Writer.AddStmt(E->getReplacement()); 1568 Code = serialization::EXPR_SUBST_NON_TYPE_TEMPLATE_PARM; 1569} 1570 1571void ASTStmtWriter::VisitSubstNonTypeTemplateParmPackExpr( 1572 SubstNonTypeTemplateParmPackExpr *E) { 1573 VisitExpr(E); 1574 Writer.AddDeclRef(E->getParameterPack(), Record); 1575 Writer.AddTemplateArgument(E->getArgumentPack(), Record); 1576 Writer.AddSourceLocation(E->getParameterPackLocation(), Record); 1577 Code = serialization::EXPR_SUBST_NON_TYPE_TEMPLATE_PARM_PACK; 1578} 1579 1580void ASTStmtWriter::VisitFunctionParmPackExpr(FunctionParmPackExpr *E) { 1581 VisitExpr(E); 1582 Record.push_back(E->getNumExpansions()); 1583 Writer.AddDeclRef(E->getParameterPack(), Record); 1584 Writer.AddSourceLocation(E->getParameterPackLocation(), Record); 1585 for (FunctionParmPackExpr::iterator I = E->begin(), End = E->end(); 1586 I != End; ++I) 1587 Writer.AddDeclRef(*I, Record); 1588 Code = serialization::EXPR_FUNCTION_PARM_PACK; 1589} 1590 1591void ASTStmtWriter::VisitMaterializeTemporaryExpr(MaterializeTemporaryExpr *E) { 1592 VisitExpr(E); 1593 Writer.AddStmt(E->Temporary); 1594 Writer.AddDeclRef(E->ExtendingDecl, Record); 1595 Code = serialization::EXPR_MATERIALIZE_TEMPORARY; 1596} 1597 1598void ASTStmtWriter::VisitOpaqueValueExpr(OpaqueValueExpr *E) { 1599 VisitExpr(E); 1600 Writer.AddStmt(E->getSourceExpr()); 1601 Writer.AddSourceLocation(E->getLocation(), Record); 1602 Code = serialization::EXPR_OPAQUE_VALUE; 1603} 1604 1605//===----------------------------------------------------------------------===// 1606// CUDA Expressions and Statements. 1607//===----------------------------------------------------------------------===// 1608 1609void ASTStmtWriter::VisitCUDAKernelCallExpr(CUDAKernelCallExpr *E) { 1610 VisitCallExpr(E); 1611 Writer.AddStmt(E->getConfig()); 1612 Code = serialization::EXPR_CUDA_KERNEL_CALL; 1613} 1614 1615//===----------------------------------------------------------------------===// 1616// OpenCL Expressions and Statements. 1617//===----------------------------------------------------------------------===// 1618void ASTStmtWriter::VisitAsTypeExpr(AsTypeExpr *E) { 1619 VisitExpr(E); 1620 Writer.AddSourceLocation(E->getBuiltinLoc(), Record); 1621 Writer.AddSourceLocation(E->getRParenLoc(), Record); 1622 Writer.AddStmt(E->getSrcExpr()); 1623 Code = serialization::EXPR_ASTYPE; 1624} 1625 1626//===----------------------------------------------------------------------===// 1627// Microsoft Expressions and Statements. 1628//===----------------------------------------------------------------------===// 1629void ASTStmtWriter::VisitMSPropertyRefExpr(MSPropertyRefExpr *E) { 1630 VisitExpr(E); 1631 Record.push_back(E->isArrow()); 1632 Writer.AddStmt(E->getBaseExpr()); 1633 Writer.AddNestedNameSpecifierLoc(E->getQualifierLoc(), Record); 1634 Writer.AddSourceLocation(E->getMemberLoc(), Record); 1635 Writer.AddDeclRef(E->getPropertyDecl(), Record); 1636 Code = serialization::EXPR_CXX_PROPERTY_REF_EXPR; 1637} 1638 1639void ASTStmtWriter::VisitCXXUuidofExpr(CXXUuidofExpr *E) { 1640 VisitExpr(E); 1641 Writer.AddSourceRange(E->getSourceRange(), Record); 1642 if (E->isTypeOperand()) { 1643 Writer.AddTypeSourceInfo(E->getTypeOperandSourceInfo(), Record); 1644 Code = serialization::EXPR_CXX_UUIDOF_TYPE; 1645 } else { 1646 Writer.AddStmt(E->getExprOperand()); 1647 Code = serialization::EXPR_CXX_UUIDOF_EXPR; 1648 } 1649} 1650 1651void ASTStmtWriter::VisitSEHExceptStmt(SEHExceptStmt *S) { 1652 VisitStmt(S); 1653 Writer.AddSourceLocation(S->getExceptLoc(), Record); 1654 Writer.AddStmt(S->getFilterExpr()); 1655 Writer.AddStmt(S->getBlock()); 1656 Code = serialization::STMT_SEH_EXCEPT; 1657} 1658 1659void ASTStmtWriter::VisitSEHFinallyStmt(SEHFinallyStmt *S) { 1660 VisitStmt(S); 1661 Writer.AddSourceLocation(S->getFinallyLoc(), Record); 1662 Writer.AddStmt(S->getBlock()); 1663 Code = serialization::STMT_SEH_FINALLY; 1664} 1665 1666void ASTStmtWriter::VisitSEHTryStmt(SEHTryStmt *S) { 1667 VisitStmt(S); 1668 Record.push_back(S->getIsCXXTry()); 1669 Writer.AddSourceLocation(S->getTryLoc(), Record); 1670 Writer.AddStmt(S->getTryBlock()); 1671 Writer.AddStmt(S->getHandler()); 1672 Code = serialization::STMT_SEH_TRY; 1673} 1674 1675//===----------------------------------------------------------------------===// 1676// OpenMP Clauses. 1677//===----------------------------------------------------------------------===// 1678 1679namespace clang { 1680class OMPClauseWriter : public OMPClauseVisitor<OMPClauseWriter> { 1681 ASTStmtWriter *Writer; 1682 ASTWriter::RecordData &Record; 1683public: 1684 OMPClauseWriter(ASTStmtWriter *W, ASTWriter::RecordData &Record) 1685 : Writer(W), Record(Record) { } 1686#define OPENMP_CLAUSE(Name, Class) \ 1687 void Visit##Class(Class *S); 1688#include "clang/Basic/OpenMPKinds.def" 1689 void writeClause(OMPClause *C); 1690}; 1691} 1692 1693void OMPClauseWriter::writeClause(OMPClause *C) { 1694 Record.push_back(C->getClauseKind()); 1695 Visit(C); 1696 Writer->Writer.AddSourceLocation(C->getLocStart(), Record); 1697 Writer->Writer.AddSourceLocation(C->getLocEnd(), Record); 1698} 1699 1700void OMPClauseWriter::VisitOMPDefaultClause(OMPDefaultClause *C) { 1701 Record.push_back(C->getDefaultKind()); 1702 Writer->Writer.AddSourceLocation(C->getLParenLoc(), Record); 1703 Writer->Writer.AddSourceLocation(C->getDefaultKindKwLoc(), Record); 1704} 1705 1706void OMPClauseWriter::VisitOMPPrivateClause(OMPPrivateClause *C) { 1707 Record.push_back(C->varlist_size()); 1708 Writer->Writer.AddSourceLocation(C->getLParenLoc(), Record); 1709 for (OMPPrivateClause::varlist_iterator I = C->varlist_begin(), 1710 E = C->varlist_end(); 1711 I != E; ++I) 1712 Writer->Writer.AddStmt(*I); 1713} 1714 1715void OMPClauseWriter::VisitOMPFirstprivateClause(OMPFirstprivateClause *C) { 1716 Record.push_back(C->varlist_size()); 1717 Writer->Writer.AddSourceLocation(C->getLParenLoc(), Record); 1718 for (OMPFirstprivateClause::varlist_iterator I = C->varlist_begin(), 1719 E = C->varlist_end(); 1720 I != E; ++I) 1721 Writer->Writer.AddStmt(*I); 1722} 1723 1724void OMPClauseWriter::VisitOMPSharedClause(OMPSharedClause *C) { 1725 Record.push_back(C->varlist_size()); 1726 Writer->Writer.AddSourceLocation(C->getLParenLoc(), Record); 1727 for (OMPSharedClause::varlist_iterator I = C->varlist_begin(), 1728 E = C->varlist_end(); 1729 I != E; ++I) 1730 Writer->Writer.AddStmt(*I); 1731} 1732 1733//===----------------------------------------------------------------------===// 1734// OpenMP Directives. 1735//===----------------------------------------------------------------------===// 1736void ASTStmtWriter::VisitOMPExecutableDirective(OMPExecutableDirective *E) { 1737 VisitStmt(E); 1738 Record.push_back(E->getNumClauses()); 1739 Writer.AddSourceLocation(E->getLocStart(), Record); 1740 Writer.AddSourceLocation(E->getLocEnd(), Record); 1741 OMPClauseWriter ClauseWriter(this, Record); 1742 for (unsigned i = 0; i < E->getNumClauses(); ++i) { 1743 ClauseWriter.writeClause(E->getClause(i)); 1744 } 1745 Writer.AddStmt(E->getAssociatedStmt()); 1746} 1747 1748void ASTStmtWriter::VisitOMPParallelDirective(OMPParallelDirective *D) { 1749 VisitOMPExecutableDirective(D); 1750 Code = serialization::STMT_OMP_PARALLEL_DIRECTIVE; 1751} 1752 1753//===----------------------------------------------------------------------===// 1754// ASTWriter Implementation 1755//===----------------------------------------------------------------------===// 1756 1757unsigned ASTWriter::RecordSwitchCaseID(SwitchCase *S) { 1758 assert(SwitchCaseIDs.find(S) == SwitchCaseIDs.end() && 1759 "SwitchCase recorded twice"); 1760 unsigned NextID = SwitchCaseIDs.size(); 1761 SwitchCaseIDs[S] = NextID; 1762 return NextID; 1763} 1764 1765unsigned ASTWriter::getSwitchCaseID(SwitchCase *S) { 1766 assert(SwitchCaseIDs.find(S) != SwitchCaseIDs.end() && 1767 "SwitchCase hasn't been seen yet"); 1768 return SwitchCaseIDs[S]; 1769} 1770 1771void ASTWriter::ClearSwitchCaseIDs() { 1772 SwitchCaseIDs.clear(); 1773} 1774 1775/// \brief Write the given substatement or subexpression to the 1776/// bitstream. 1777void ASTWriter::WriteSubStmt(Stmt *S, 1778 llvm::DenseMap<Stmt *, uint64_t> &SubStmtEntries, 1779 llvm::DenseSet<Stmt *> &ParentStmts) { 1780 RecordData Record; 1781 ASTStmtWriter Writer(*this, Record); 1782 ++NumStatements; 1783 1784 if (!S) { 1785 Stream.EmitRecord(serialization::STMT_NULL_PTR, Record); 1786 return; 1787 } 1788 1789 llvm::DenseMap<Stmt *, uint64_t>::iterator I = SubStmtEntries.find(S); 1790 if (I != SubStmtEntries.end()) { 1791 Record.push_back(I->second); 1792 Stream.EmitRecord(serialization::STMT_REF_PTR, Record); 1793 return; 1794 } 1795 1796#ifndef NDEBUG 1797 assert(!ParentStmts.count(S) && "There is a Stmt cycle!"); 1798 1799 struct ParentStmtInserterRAII { 1800 Stmt *S; 1801 llvm::DenseSet<Stmt *> &ParentStmts; 1802 1803 ParentStmtInserterRAII(Stmt *S, llvm::DenseSet<Stmt *> &ParentStmts) 1804 : S(S), ParentStmts(ParentStmts) { 1805 ParentStmts.insert(S); 1806 } 1807 ~ParentStmtInserterRAII() { 1808 ParentStmts.erase(S); 1809 } 1810 }; 1811 1812 ParentStmtInserterRAII ParentStmtInserter(S, ParentStmts); 1813#endif 1814 1815 // Redirect ASTWriter::AddStmt to collect sub stmts. 1816 SmallVector<Stmt *, 16> SubStmts; 1817 CollectedStmts = &SubStmts; 1818 1819 Writer.Code = serialization::STMT_NULL_PTR; 1820 Writer.AbbrevToUse = 0; 1821 Writer.Visit(S); 1822 1823#ifndef NDEBUG 1824 if (Writer.Code == serialization::STMT_NULL_PTR) { 1825 SourceManager &SrcMgr 1826 = DeclIDs.begin()->first->getASTContext().getSourceManager(); 1827 S->dump(SrcMgr); 1828 llvm_unreachable("Unhandled sub statement writing AST file"); 1829 } 1830#endif 1831 1832 // Revert ASTWriter::AddStmt. 1833 CollectedStmts = &StmtsToEmit; 1834 1835 // Write the sub stmts in reverse order, last to first. When reading them back 1836 // we will read them in correct order by "pop"ing them from the Stmts stack. 1837 // This simplifies reading and allows to store a variable number of sub stmts 1838 // without knowing it in advance. 1839 while (!SubStmts.empty()) 1840 WriteSubStmt(SubStmts.pop_back_val(), SubStmtEntries, ParentStmts); 1841 1842 Stream.EmitRecord(Writer.Code, Record, Writer.AbbrevToUse); 1843 1844 SubStmtEntries[S] = Stream.GetCurrentBitNo(); 1845} 1846 1847/// \brief Flush all of the statements that have been added to the 1848/// queue via AddStmt(). 1849void ASTWriter::FlushStmts() { 1850 RecordData Record; 1851 1852 // We expect to be the only consumer of the two temporary statement maps, 1853 // assert that they are empty. 1854 assert(SubStmtEntries.empty() && "unexpected entries in sub stmt map"); 1855 assert(ParentStmts.empty() && "unexpected entries in parent stmt map"); 1856 1857 for (unsigned I = 0, N = StmtsToEmit.size(); I != N; ++I) { 1858 WriteSubStmt(StmtsToEmit[I], SubStmtEntries, ParentStmts); 1859 1860 assert(N == StmtsToEmit.size() && 1861 "Substatement written via AddStmt rather than WriteSubStmt!"); 1862 1863 // Note that we are at the end of a full expression. Any 1864 // expression records that follow this one are part of a different 1865 // expression. 1866 Stream.EmitRecord(serialization::STMT_STOP, Record); 1867 1868 SubStmtEntries.clear(); 1869 ParentStmts.clear(); 1870 } 1871 1872 StmtsToEmit.clear(); 1873} 1874