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// This file implements serialization for Statements and Expressions. 11// 12//===----------------------------------------------------------------------===// 13 14#include "clang/Serialization/ASTWriter.h" 15#include "clang/AST/ASTContext.h" 16#include "clang/AST/DeclCXX.h" 17#include "clang/AST/DeclObjC.h" 18#include "clang/AST/DeclTemplate.h" 19#include "clang/AST/StmtVisitor.h" 20#include "llvm/Bitcode/BitstreamWriter.h" 21using namespace clang; 22 23//===----------------------------------------------------------------------===// 24// Statement/expression serialization 25//===----------------------------------------------------------------------===// 26 27namespace clang { 28 class ASTStmtWriter : public StmtVisitor<ASTStmtWriter, void> { 29 ASTWriter &Writer; 30 ASTWriter::RecordData &Record; 31 32 public: 33 serialization::StmtCode Code; 34 unsigned AbbrevToUse; 35 36 ASTStmtWriter(ASTWriter &Writer, ASTWriter::RecordData &Record) 37 : Writer(Writer), Record(Record) { } 38 39 void AddTemplateKWAndArgsInfo(const ASTTemplateKWAndArgsInfo &Args); 40 41 void VisitStmt(Stmt *S); 42#define STMT(Type, Base) \ 43 void Visit##Type(Type *); 44#include "clang/AST/StmtNodes.inc" 45 }; 46} 47 48void ASTStmtWriter:: 49AddTemplateKWAndArgsInfo(const ASTTemplateKWAndArgsInfo &Args) { 50 Writer.AddSourceLocation(Args.getTemplateKeywordLoc(), Record); 51 Writer.AddSourceLocation(Args.LAngleLoc, Record); 52 Writer.AddSourceLocation(Args.RAngleLoc, Record); 53 for (unsigned i=0; i != Args.NumTemplateArgs; ++i) 54 Writer.AddTemplateArgumentLoc(Args.getTemplateArgs()[i], Record); 55} 56 57void ASTStmtWriter::VisitStmt(Stmt *S) { 58} 59 60void ASTStmtWriter::VisitNullStmt(NullStmt *S) { 61 VisitStmt(S); 62 Writer.AddSourceLocation(S->getSemiLoc(), Record); 63 Record.push_back(S->HasLeadingEmptyMacro); 64 Code = serialization::STMT_NULL; 65} 66 67void ASTStmtWriter::VisitCompoundStmt(CompoundStmt *S) { 68 VisitStmt(S); 69 Record.push_back(S->size()); 70 for (CompoundStmt::body_iterator CS = S->body_begin(), CSEnd = S->body_end(); 71 CS != CSEnd; ++CS) 72 Writer.AddStmt(*CS); 73 Writer.AddSourceLocation(S->getLBracLoc(), Record); 74 Writer.AddSourceLocation(S->getRBracLoc(), Record); 75 Code = serialization::STMT_COMPOUND; 76} 77 78void ASTStmtWriter::VisitSwitchCase(SwitchCase *S) { 79 VisitStmt(S); 80 Record.push_back(Writer.getSwitchCaseID(S)); 81} 82 83void ASTStmtWriter::VisitCaseStmt(CaseStmt *S) { 84 VisitSwitchCase(S); 85 Writer.AddStmt(S->getLHS()); 86 Writer.AddStmt(S->getRHS()); 87 Writer.AddStmt(S->getSubStmt()); 88 Writer.AddSourceLocation(S->getCaseLoc(), Record); 89 Writer.AddSourceLocation(S->getEllipsisLoc(), Record); 90 Writer.AddSourceLocation(S->getColonLoc(), Record); 91 Code = serialization::STMT_CASE; 92} 93 94void ASTStmtWriter::VisitDefaultStmt(DefaultStmt *S) { 95 VisitSwitchCase(S); 96 Writer.AddStmt(S->getSubStmt()); 97 Writer.AddSourceLocation(S->getDefaultLoc(), Record); 98 Writer.AddSourceLocation(S->getColonLoc(), Record); 99 Code = serialization::STMT_DEFAULT; 100} 101 102void ASTStmtWriter::VisitLabelStmt(LabelStmt *S) { 103 VisitStmt(S); 104 Writer.AddDeclRef(S->getDecl(), Record); 105 Writer.AddStmt(S->getSubStmt()); 106 Writer.AddSourceLocation(S->getIdentLoc(), Record); 107 Code = serialization::STMT_LABEL; 108} 109 110void ASTStmtWriter::VisitAttributedStmt(AttributedStmt *S) { 111 VisitStmt(S); 112 Record.push_back(S->getAttrs().size()); 113 Writer.WriteAttributes(S->getAttrs(), Record); 114 Writer.AddStmt(S->getSubStmt()); 115 Writer.AddSourceLocation(S->getAttrLoc(), Record); 116 Code = serialization::STMT_ATTRIBUTED; 117} 118 119void ASTStmtWriter::VisitIfStmt(IfStmt *S) { 120 VisitStmt(S); 121 Writer.AddDeclRef(S->getConditionVariable(), Record); 122 Writer.AddStmt(S->getCond()); 123 Writer.AddStmt(S->getThen()); 124 Writer.AddStmt(S->getElse()); 125 Writer.AddSourceLocation(S->getIfLoc(), Record); 126 Writer.AddSourceLocation(S->getElseLoc(), Record); 127 Code = serialization::STMT_IF; 128} 129 130void ASTStmtWriter::VisitSwitchStmt(SwitchStmt *S) { 131 VisitStmt(S); 132 Writer.AddDeclRef(S->getConditionVariable(), Record); 133 Writer.AddStmt(S->getCond()); 134 Writer.AddStmt(S->getBody()); 135 Writer.AddSourceLocation(S->getSwitchLoc(), Record); 136 Record.push_back(S->isAllEnumCasesCovered()); 137 for (SwitchCase *SC = S->getSwitchCaseList(); SC; 138 SC = SC->getNextSwitchCase()) 139 Record.push_back(Writer.RecordSwitchCaseID(SC)); 140 Code = serialization::STMT_SWITCH; 141} 142 143void ASTStmtWriter::VisitWhileStmt(WhileStmt *S) { 144 VisitStmt(S); 145 Writer.AddDeclRef(S->getConditionVariable(), Record); 146 Writer.AddStmt(S->getCond()); 147 Writer.AddStmt(S->getBody()); 148 Writer.AddSourceLocation(S->getWhileLoc(), Record); 149 Code = serialization::STMT_WHILE; 150} 151 152void ASTStmtWriter::VisitDoStmt(DoStmt *S) { 153 VisitStmt(S); 154 Writer.AddStmt(S->getCond()); 155 Writer.AddStmt(S->getBody()); 156 Writer.AddSourceLocation(S->getDoLoc(), Record); 157 Writer.AddSourceLocation(S->getWhileLoc(), Record); 158 Writer.AddSourceLocation(S->getRParenLoc(), Record); 159 Code = serialization::STMT_DO; 160} 161 162void ASTStmtWriter::VisitForStmt(ForStmt *S) { 163 VisitStmt(S); 164 Writer.AddStmt(S->getInit()); 165 Writer.AddStmt(S->getCond()); 166 Writer.AddDeclRef(S->getConditionVariable(), Record); 167 Writer.AddStmt(S->getInc()); 168 Writer.AddStmt(S->getBody()); 169 Writer.AddSourceLocation(S->getForLoc(), Record); 170 Writer.AddSourceLocation(S->getLParenLoc(), Record); 171 Writer.AddSourceLocation(S->getRParenLoc(), Record); 172 Code = serialization::STMT_FOR; 173} 174 175void ASTStmtWriter::VisitGotoStmt(GotoStmt *S) { 176 VisitStmt(S); 177 Writer.AddDeclRef(S->getLabel(), Record); 178 Writer.AddSourceLocation(S->getGotoLoc(), Record); 179 Writer.AddSourceLocation(S->getLabelLoc(), Record); 180 Code = serialization::STMT_GOTO; 181} 182 183void ASTStmtWriter::VisitIndirectGotoStmt(IndirectGotoStmt *S) { 184 VisitStmt(S); 185 Writer.AddSourceLocation(S->getGotoLoc(), Record); 186 Writer.AddSourceLocation(S->getStarLoc(), Record); 187 Writer.AddStmt(S->getTarget()); 188 Code = serialization::STMT_INDIRECT_GOTO; 189} 190 191void ASTStmtWriter::VisitContinueStmt(ContinueStmt *S) { 192 VisitStmt(S); 193 Writer.AddSourceLocation(S->getContinueLoc(), Record); 194 Code = serialization::STMT_CONTINUE; 195} 196 197void ASTStmtWriter::VisitBreakStmt(BreakStmt *S) { 198 VisitStmt(S); 199 Writer.AddSourceLocation(S->getBreakLoc(), Record); 200 Code = serialization::STMT_BREAK; 201} 202 203void ASTStmtWriter::VisitReturnStmt(ReturnStmt *S) { 204 VisitStmt(S); 205 Writer.AddStmt(S->getRetValue()); 206 Writer.AddSourceLocation(S->getReturnLoc(), Record); 207 Writer.AddDeclRef(S->getNRVOCandidate(), Record); 208 Code = serialization::STMT_RETURN; 209} 210 211void ASTStmtWriter::VisitDeclStmt(DeclStmt *S) { 212 VisitStmt(S); 213 Writer.AddSourceLocation(S->getStartLoc(), Record); 214 Writer.AddSourceLocation(S->getEndLoc(), Record); 215 DeclGroupRef DG = S->getDeclGroup(); 216 for (DeclGroupRef::iterator D = DG.begin(), DEnd = DG.end(); D != DEnd; ++D) 217 Writer.AddDeclRef(*D, Record); 218 Code = serialization::STMT_DECL; 219} 220 221void ASTStmtWriter::VisitGCCAsmStmt(GCCAsmStmt *S) { 222 VisitStmt(S); 223 Record.push_back(S->getNumOutputs()); 224 Record.push_back(S->getNumInputs()); 225 Record.push_back(S->getNumClobbers()); 226 Writer.AddSourceLocation(S->getAsmLoc(), Record); 227 Writer.AddSourceLocation(S->getRParenLoc(), Record); 228 Record.push_back(S->isVolatile()); 229 Record.push_back(S->isSimple()); 230 Writer.AddStmt(S->getAsmString()); 231 232 // Outputs 233 for (unsigned I = 0, N = S->getNumOutputs(); I != N; ++I) { 234 Writer.AddIdentifierRef(S->getOutputIdentifier(I), Record); 235 Writer.AddStmt(S->getOutputConstraintLiteral(I)); 236 Writer.AddStmt(S->getOutputExpr(I)); 237 } 238 239 // Inputs 240 for (unsigned I = 0, N = S->getNumInputs(); I != N; ++I) { 241 Writer.AddIdentifierRef(S->getInputIdentifier(I), Record); 242 Writer.AddStmt(S->getInputConstraintLiteral(I)); 243 Writer.AddStmt(S->getInputExpr(I)); 244 } 245 246 // Clobbers 247 for (unsigned I = 0, N = S->getNumClobbers(); I != N; ++I) 248 Writer.AddStmt(S->getClobberStringLiteral(I)); 249 250 Code = serialization::STMT_GCCASM; 251} 252 253void ASTStmtWriter::VisitMSAsmStmt(MSAsmStmt *S) { 254 // FIXME: Statement writer not yet implemented for MS style inline asm. 255 VisitStmt(S); 256 257 Code = serialization::STMT_MSASM; 258} 259 260void ASTStmtWriter::VisitExpr(Expr *E) { 261 VisitStmt(E); 262 Writer.AddTypeRef(E->getType(), Record); 263 Record.push_back(E->isTypeDependent()); 264 Record.push_back(E->isValueDependent()); 265 Record.push_back(E->isInstantiationDependent()); 266 Record.push_back(E->containsUnexpandedParameterPack()); 267 Record.push_back(E->getValueKind()); 268 Record.push_back(E->getObjectKind()); 269} 270 271void ASTStmtWriter::VisitPredefinedExpr(PredefinedExpr *E) { 272 VisitExpr(E); 273 Writer.AddSourceLocation(E->getLocation(), Record); 274 Record.push_back(E->getIdentType()); // FIXME: stable encoding 275 Code = serialization::EXPR_PREDEFINED; 276} 277 278void ASTStmtWriter::VisitDeclRefExpr(DeclRefExpr *E) { 279 VisitExpr(E); 280 281 Record.push_back(E->hasQualifier()); 282 Record.push_back(E->getDecl() != E->getFoundDecl()); 283 Record.push_back(E->hasTemplateKWAndArgsInfo()); 284 Record.push_back(E->hadMultipleCandidates()); 285 Record.push_back(E->refersToEnclosingLocal()); 286 287 if (E->hasTemplateKWAndArgsInfo()) { 288 unsigned NumTemplateArgs = E->getNumTemplateArgs(); 289 Record.push_back(NumTemplateArgs); 290 } 291 292 DeclarationName::NameKind nk = (E->getDecl()->getDeclName().getNameKind()); 293 294 if ((!E->hasTemplateKWAndArgsInfo()) && (!E->hasQualifier()) && 295 (E->getDecl() == E->getFoundDecl()) && 296 nk == DeclarationName::Identifier) { 297 AbbrevToUse = Writer.getDeclRefExprAbbrev(); 298 } 299 300 if (E->hasQualifier()) 301 Writer.AddNestedNameSpecifierLoc(E->getQualifierLoc(), Record); 302 303 if (E->getDecl() != E->getFoundDecl()) 304 Writer.AddDeclRef(E->getFoundDecl(), Record); 305 306 if (E->hasTemplateKWAndArgsInfo()) 307 AddTemplateKWAndArgsInfo(*E->getTemplateKWAndArgsInfo()); 308 309 Writer.AddDeclRef(E->getDecl(), Record); 310 Writer.AddSourceLocation(E->getLocation(), Record); 311 Writer.AddDeclarationNameLoc(E->DNLoc, E->getDecl()->getDeclName(), Record); 312 Code = serialization::EXPR_DECL_REF; 313} 314 315void ASTStmtWriter::VisitIntegerLiteral(IntegerLiteral *E) { 316 VisitExpr(E); 317 Writer.AddSourceLocation(E->getLocation(), Record); 318 Writer.AddAPInt(E->getValue(), Record); 319 320 if (E->getValue().getBitWidth() == 32) { 321 AbbrevToUse = Writer.getIntegerLiteralAbbrev(); 322 } 323 324 Code = serialization::EXPR_INTEGER_LITERAL; 325} 326 327void ASTStmtWriter::VisitFloatingLiteral(FloatingLiteral *E) { 328 VisitExpr(E); 329 Writer.AddAPFloat(E->getValue(), Record); 330 Record.push_back(E->isExact()); 331 Writer.AddSourceLocation(E->getLocation(), Record); 332 Code = serialization::EXPR_FLOATING_LITERAL; 333} 334 335void ASTStmtWriter::VisitImaginaryLiteral(ImaginaryLiteral *E) { 336 VisitExpr(E); 337 Writer.AddStmt(E->getSubExpr()); 338 Code = serialization::EXPR_IMAGINARY_LITERAL; 339} 340 341void ASTStmtWriter::VisitStringLiteral(StringLiteral *E) { 342 VisitExpr(E); 343 Record.push_back(E->getByteLength()); 344 Record.push_back(E->getNumConcatenated()); 345 Record.push_back(E->getKind()); 346 Record.push_back(E->isPascal()); 347 // FIXME: String data should be stored as a blob at the end of the 348 // StringLiteral. However, we can't do so now because we have no 349 // provision for coping with abbreviations when we're jumping around 350 // the AST file during deserialization. 351 Record.append(E->getBytes().begin(), E->getBytes().end()); 352 for (unsigned I = 0, N = E->getNumConcatenated(); I != N; ++I) 353 Writer.AddSourceLocation(E->getStrTokenLoc(I), Record); 354 Code = serialization::EXPR_STRING_LITERAL; 355} 356 357void ASTStmtWriter::VisitCharacterLiteral(CharacterLiteral *E) { 358 VisitExpr(E); 359 Record.push_back(E->getValue()); 360 Writer.AddSourceLocation(E->getLocation(), Record); 361 Record.push_back(E->getKind()); 362 363 AbbrevToUse = Writer.getCharacterLiteralAbbrev(); 364 365 Code = serialization::EXPR_CHARACTER_LITERAL; 366} 367 368void ASTStmtWriter::VisitParenExpr(ParenExpr *E) { 369 VisitExpr(E); 370 Writer.AddSourceLocation(E->getLParen(), Record); 371 Writer.AddSourceLocation(E->getRParen(), Record); 372 Writer.AddStmt(E->getSubExpr()); 373 Code = serialization::EXPR_PAREN; 374} 375 376void ASTStmtWriter::VisitParenListExpr(ParenListExpr *E) { 377 VisitExpr(E); 378 Record.push_back(E->NumExprs); 379 for (unsigned i=0; i != E->NumExprs; ++i) 380 Writer.AddStmt(E->Exprs[i]); 381 Writer.AddSourceLocation(E->LParenLoc, Record); 382 Writer.AddSourceLocation(E->RParenLoc, Record); 383 Code = serialization::EXPR_PAREN_LIST; 384} 385 386void ASTStmtWriter::VisitUnaryOperator(UnaryOperator *E) { 387 VisitExpr(E); 388 Writer.AddStmt(E->getSubExpr()); 389 Record.push_back(E->getOpcode()); // FIXME: stable encoding 390 Writer.AddSourceLocation(E->getOperatorLoc(), Record); 391 Code = serialization::EXPR_UNARY_OPERATOR; 392} 393 394void ASTStmtWriter::VisitOffsetOfExpr(OffsetOfExpr *E) { 395 VisitExpr(E); 396 Record.push_back(E->getNumComponents()); 397 Record.push_back(E->getNumExpressions()); 398 Writer.AddSourceLocation(E->getOperatorLoc(), Record); 399 Writer.AddSourceLocation(E->getRParenLoc(), Record); 400 Writer.AddTypeSourceInfo(E->getTypeSourceInfo(), Record); 401 for (unsigned I = 0, N = E->getNumComponents(); I != N; ++I) { 402 const OffsetOfExpr::OffsetOfNode &ON = E->getComponent(I); 403 Record.push_back(ON.getKind()); // FIXME: Stable encoding 404 Writer.AddSourceLocation(ON.getSourceRange().getBegin(), Record); 405 Writer.AddSourceLocation(ON.getSourceRange().getEnd(), Record); 406 switch (ON.getKind()) { 407 case OffsetOfExpr::OffsetOfNode::Array: 408 Record.push_back(ON.getArrayExprIndex()); 409 break; 410 411 case OffsetOfExpr::OffsetOfNode::Field: 412 Writer.AddDeclRef(ON.getField(), Record); 413 break; 414 415 case OffsetOfExpr::OffsetOfNode::Identifier: 416 Writer.AddIdentifierRef(ON.getFieldName(), Record); 417 break; 418 419 case OffsetOfExpr::OffsetOfNode::Base: 420 Writer.AddCXXBaseSpecifier(*ON.getBase(), Record); 421 break; 422 } 423 } 424 for (unsigned I = 0, N = E->getNumExpressions(); I != N; ++I) 425 Writer.AddStmt(E->getIndexExpr(I)); 426 Code = serialization::EXPR_OFFSETOF; 427} 428 429void ASTStmtWriter::VisitUnaryExprOrTypeTraitExpr(UnaryExprOrTypeTraitExpr *E) { 430 VisitExpr(E); 431 Record.push_back(E->getKind()); 432 if (E->isArgumentType()) 433 Writer.AddTypeSourceInfo(E->getArgumentTypeInfo(), Record); 434 else { 435 Record.push_back(0); 436 Writer.AddStmt(E->getArgumentExpr()); 437 } 438 Writer.AddSourceLocation(E->getOperatorLoc(), Record); 439 Writer.AddSourceLocation(E->getRParenLoc(), Record); 440 Code = serialization::EXPR_SIZEOF_ALIGN_OF; 441} 442 443void ASTStmtWriter::VisitArraySubscriptExpr(ArraySubscriptExpr *E) { 444 VisitExpr(E); 445 Writer.AddStmt(E->getLHS()); 446 Writer.AddStmt(E->getRHS()); 447 Writer.AddSourceLocation(E->getRBracketLoc(), Record); 448 Code = serialization::EXPR_ARRAY_SUBSCRIPT; 449} 450 451void ASTStmtWriter::VisitCallExpr(CallExpr *E) { 452 VisitExpr(E); 453 Record.push_back(E->getNumArgs()); 454 Writer.AddSourceLocation(E->getRParenLoc(), Record); 455 Writer.AddStmt(E->getCallee()); 456 for (CallExpr::arg_iterator Arg = E->arg_begin(), ArgEnd = E->arg_end(); 457 Arg != ArgEnd; ++Arg) 458 Writer.AddStmt(*Arg); 459 Code = serialization::EXPR_CALL; 460} 461 462void ASTStmtWriter::VisitMemberExpr(MemberExpr *E) { 463 // Don't call VisitExpr, we'll write everything here. 464 465 Record.push_back(E->hasQualifier()); 466 if (E->hasQualifier()) 467 Writer.AddNestedNameSpecifierLoc(E->getQualifierLoc(), Record); 468 469 Record.push_back(E->HasTemplateKWAndArgsInfo); 470 if (E->HasTemplateKWAndArgsInfo) { 471 Writer.AddSourceLocation(E->getTemplateKeywordLoc(), Record); 472 unsigned NumTemplateArgs = E->getNumTemplateArgs(); 473 Record.push_back(NumTemplateArgs); 474 Writer.AddSourceLocation(E->getLAngleLoc(), Record); 475 Writer.AddSourceLocation(E->getRAngleLoc(), Record); 476 for (unsigned i=0; i != NumTemplateArgs; ++i) 477 Writer.AddTemplateArgumentLoc(E->getTemplateArgs()[i], Record); 478 } 479 480 Record.push_back(E->hadMultipleCandidates()); 481 482 DeclAccessPair FoundDecl = E->getFoundDecl(); 483 Writer.AddDeclRef(FoundDecl.getDecl(), Record); 484 Record.push_back(FoundDecl.getAccess()); 485 486 Writer.AddTypeRef(E->getType(), Record); 487 Record.push_back(E->getValueKind()); 488 Record.push_back(E->getObjectKind()); 489 Writer.AddStmt(E->getBase()); 490 Writer.AddDeclRef(E->getMemberDecl(), Record); 491 Writer.AddSourceLocation(E->getMemberLoc(), Record); 492 Record.push_back(E->isArrow()); 493 Writer.AddDeclarationNameLoc(E->MemberDNLoc, 494 E->getMemberDecl()->getDeclName(), Record); 495 Code = serialization::EXPR_MEMBER; 496} 497 498void ASTStmtWriter::VisitObjCIsaExpr(ObjCIsaExpr *E) { 499 VisitExpr(E); 500 Writer.AddStmt(E->getBase()); 501 Writer.AddSourceLocation(E->getIsaMemberLoc(), Record); 502 Record.push_back(E->isArrow()); 503 Code = serialization::EXPR_OBJC_ISA; 504} 505 506void ASTStmtWriter:: 507VisitObjCIndirectCopyRestoreExpr(ObjCIndirectCopyRestoreExpr *E) { 508 VisitExpr(E); 509 Writer.AddStmt(E->getSubExpr()); 510 Record.push_back(E->shouldCopy()); 511 Code = serialization::EXPR_OBJC_INDIRECT_COPY_RESTORE; 512} 513 514void ASTStmtWriter::VisitObjCBridgedCastExpr(ObjCBridgedCastExpr *E) { 515 VisitExplicitCastExpr(E); 516 Writer.AddSourceLocation(E->getLParenLoc(), Record); 517 Writer.AddSourceLocation(E->getBridgeKeywordLoc(), Record); 518 Record.push_back(E->getBridgeKind()); // FIXME: Stable encoding 519 Code = serialization::EXPR_OBJC_BRIDGED_CAST; 520} 521 522void ASTStmtWriter::VisitCastExpr(CastExpr *E) { 523 VisitExpr(E); 524 Record.push_back(E->path_size()); 525 Writer.AddStmt(E->getSubExpr()); 526 Record.push_back(E->getCastKind()); // FIXME: stable encoding 527 528 for (CastExpr::path_iterator 529 PI = E->path_begin(), PE = E->path_end(); PI != PE; ++PI) 530 Writer.AddCXXBaseSpecifier(**PI, Record); 531} 532 533void ASTStmtWriter::VisitBinaryOperator(BinaryOperator *E) { 534 VisitExpr(E); 535 Writer.AddStmt(E->getLHS()); 536 Writer.AddStmt(E->getRHS()); 537 Record.push_back(E->getOpcode()); // FIXME: stable encoding 538 Writer.AddSourceLocation(E->getOperatorLoc(), Record); 539 Code = serialization::EXPR_BINARY_OPERATOR; 540} 541 542void ASTStmtWriter::VisitCompoundAssignOperator(CompoundAssignOperator *E) { 543 VisitBinaryOperator(E); 544 Writer.AddTypeRef(E->getComputationLHSType(), Record); 545 Writer.AddTypeRef(E->getComputationResultType(), Record); 546 Code = serialization::EXPR_COMPOUND_ASSIGN_OPERATOR; 547} 548 549void ASTStmtWriter::VisitConditionalOperator(ConditionalOperator *E) { 550 VisitExpr(E); 551 Writer.AddStmt(E->getCond()); 552 Writer.AddStmt(E->getLHS()); 553 Writer.AddStmt(E->getRHS()); 554 Writer.AddSourceLocation(E->getQuestionLoc(), Record); 555 Writer.AddSourceLocation(E->getColonLoc(), Record); 556 Code = serialization::EXPR_CONDITIONAL_OPERATOR; 557} 558 559void 560ASTStmtWriter::VisitBinaryConditionalOperator(BinaryConditionalOperator *E) { 561 VisitExpr(E); 562 Writer.AddStmt(E->getOpaqueValue()); 563 Writer.AddStmt(E->getCommon()); 564 Writer.AddStmt(E->getCond()); 565 Writer.AddStmt(E->getTrueExpr()); 566 Writer.AddStmt(E->getFalseExpr()); 567 Writer.AddSourceLocation(E->getQuestionLoc(), Record); 568 Writer.AddSourceLocation(E->getColonLoc(), Record); 569 Code = serialization::EXPR_BINARY_CONDITIONAL_OPERATOR; 570} 571 572void ASTStmtWriter::VisitImplicitCastExpr(ImplicitCastExpr *E) { 573 VisitCastExpr(E); 574 Code = serialization::EXPR_IMPLICIT_CAST; 575} 576 577void ASTStmtWriter::VisitExplicitCastExpr(ExplicitCastExpr *E) { 578 VisitCastExpr(E); 579 Writer.AddTypeSourceInfo(E->getTypeInfoAsWritten(), Record); 580} 581 582void ASTStmtWriter::VisitCStyleCastExpr(CStyleCastExpr *E) { 583 VisitExplicitCastExpr(E); 584 Writer.AddSourceLocation(E->getLParenLoc(), Record); 585 Writer.AddSourceLocation(E->getRParenLoc(), Record); 586 Code = serialization::EXPR_CSTYLE_CAST; 587} 588 589void ASTStmtWriter::VisitCompoundLiteralExpr(CompoundLiteralExpr *E) { 590 VisitExpr(E); 591 Writer.AddSourceLocation(E->getLParenLoc(), Record); 592 Writer.AddTypeSourceInfo(E->getTypeSourceInfo(), Record); 593 Writer.AddStmt(E->getInitializer()); 594 Record.push_back(E->isFileScope()); 595 Code = serialization::EXPR_COMPOUND_LITERAL; 596} 597 598void ASTStmtWriter::VisitExtVectorElementExpr(ExtVectorElementExpr *E) { 599 VisitExpr(E); 600 Writer.AddStmt(E->getBase()); 601 Writer.AddIdentifierRef(&E->getAccessor(), Record); 602 Writer.AddSourceLocation(E->getAccessorLoc(), Record); 603 Code = serialization::EXPR_EXT_VECTOR_ELEMENT; 604} 605 606void ASTStmtWriter::VisitInitListExpr(InitListExpr *E) { 607 VisitExpr(E); 608 Writer.AddStmt(E->getSyntacticForm()); 609 Writer.AddSourceLocation(E->getLBraceLoc(), Record); 610 Writer.AddSourceLocation(E->getRBraceLoc(), Record); 611 bool isArrayFiller = E->ArrayFillerOrUnionFieldInit.is<Expr*>(); 612 Record.push_back(isArrayFiller); 613 if (isArrayFiller) 614 Writer.AddStmt(E->getArrayFiller()); 615 else 616 Writer.AddDeclRef(E->getInitializedFieldInUnion(), Record); 617 Record.push_back(E->hadArrayRangeDesignator()); 618 Record.push_back(E->initializesStdInitializerList()); 619 Record.push_back(E->getNumInits()); 620 if (isArrayFiller) { 621 // ArrayFiller may have filled "holes" due to designated initializer. 622 // Replace them by 0 to indicate that the filler goes in that place. 623 Expr *filler = E->getArrayFiller(); 624 for (unsigned I = 0, N = E->getNumInits(); I != N; ++I) 625 Writer.AddStmt(E->getInit(I) != filler ? E->getInit(I) : 0); 626 } else { 627 for (unsigned I = 0, N = E->getNumInits(); I != N; ++I) 628 Writer.AddStmt(E->getInit(I)); 629 } 630 Code = serialization::EXPR_INIT_LIST; 631} 632 633void ASTStmtWriter::VisitDesignatedInitExpr(DesignatedInitExpr *E) { 634 VisitExpr(E); 635 Record.push_back(E->getNumSubExprs()); 636 for (unsigned I = 0, N = E->getNumSubExprs(); I != N; ++I) 637 Writer.AddStmt(E->getSubExpr(I)); 638 Writer.AddSourceLocation(E->getEqualOrColonLoc(), Record); 639 Record.push_back(E->usesGNUSyntax()); 640 for (DesignatedInitExpr::designators_iterator D = E->designators_begin(), 641 DEnd = E->designators_end(); 642 D != DEnd; ++D) { 643 if (D->isFieldDesignator()) { 644 if (FieldDecl *Field = D->getField()) { 645 Record.push_back(serialization::DESIG_FIELD_DECL); 646 Writer.AddDeclRef(Field, Record); 647 } else { 648 Record.push_back(serialization::DESIG_FIELD_NAME); 649 Writer.AddIdentifierRef(D->getFieldName(), Record); 650 } 651 Writer.AddSourceLocation(D->getDotLoc(), Record); 652 Writer.AddSourceLocation(D->getFieldLoc(), Record); 653 } else if (D->isArrayDesignator()) { 654 Record.push_back(serialization::DESIG_ARRAY); 655 Record.push_back(D->getFirstExprIndex()); 656 Writer.AddSourceLocation(D->getLBracketLoc(), Record); 657 Writer.AddSourceLocation(D->getRBracketLoc(), Record); 658 } else { 659 assert(D->isArrayRangeDesignator() && "Unknown designator"); 660 Record.push_back(serialization::DESIG_ARRAY_RANGE); 661 Record.push_back(D->getFirstExprIndex()); 662 Writer.AddSourceLocation(D->getLBracketLoc(), Record); 663 Writer.AddSourceLocation(D->getEllipsisLoc(), Record); 664 Writer.AddSourceLocation(D->getRBracketLoc(), Record); 665 } 666 } 667 Code = serialization::EXPR_DESIGNATED_INIT; 668} 669 670void ASTStmtWriter::VisitImplicitValueInitExpr(ImplicitValueInitExpr *E) { 671 VisitExpr(E); 672 Code = serialization::EXPR_IMPLICIT_VALUE_INIT; 673} 674 675void ASTStmtWriter::VisitVAArgExpr(VAArgExpr *E) { 676 VisitExpr(E); 677 Writer.AddStmt(E->getSubExpr()); 678 Writer.AddTypeSourceInfo(E->getWrittenTypeInfo(), Record); 679 Writer.AddSourceLocation(E->getBuiltinLoc(), Record); 680 Writer.AddSourceLocation(E->getRParenLoc(), Record); 681 Code = serialization::EXPR_VA_ARG; 682} 683 684void ASTStmtWriter::VisitAddrLabelExpr(AddrLabelExpr *E) { 685 VisitExpr(E); 686 Writer.AddSourceLocation(E->getAmpAmpLoc(), Record); 687 Writer.AddSourceLocation(E->getLabelLoc(), Record); 688 Writer.AddDeclRef(E->getLabel(), Record); 689 Code = serialization::EXPR_ADDR_LABEL; 690} 691 692void ASTStmtWriter::VisitStmtExpr(StmtExpr *E) { 693 VisitExpr(E); 694 Writer.AddStmt(E->getSubStmt()); 695 Writer.AddSourceLocation(E->getLParenLoc(), Record); 696 Writer.AddSourceLocation(E->getRParenLoc(), Record); 697 Code = serialization::EXPR_STMT; 698} 699 700void ASTStmtWriter::VisitChooseExpr(ChooseExpr *E) { 701 VisitExpr(E); 702 Writer.AddStmt(E->getCond()); 703 Writer.AddStmt(E->getLHS()); 704 Writer.AddStmt(E->getRHS()); 705 Writer.AddSourceLocation(E->getBuiltinLoc(), Record); 706 Writer.AddSourceLocation(E->getRParenLoc(), Record); 707 Code = serialization::EXPR_CHOOSE; 708} 709 710void ASTStmtWriter::VisitGNUNullExpr(GNUNullExpr *E) { 711 VisitExpr(E); 712 Writer.AddSourceLocation(E->getTokenLocation(), Record); 713 Code = serialization::EXPR_GNU_NULL; 714} 715 716void ASTStmtWriter::VisitShuffleVectorExpr(ShuffleVectorExpr *E) { 717 VisitExpr(E); 718 Record.push_back(E->getNumSubExprs()); 719 for (unsigned I = 0, N = E->getNumSubExprs(); I != N; ++I) 720 Writer.AddStmt(E->getExpr(I)); 721 Writer.AddSourceLocation(E->getBuiltinLoc(), Record); 722 Writer.AddSourceLocation(E->getRParenLoc(), Record); 723 Code = serialization::EXPR_SHUFFLE_VECTOR; 724} 725 726void ASTStmtWriter::VisitBlockExpr(BlockExpr *E) { 727 VisitExpr(E); 728 Writer.AddDeclRef(E->getBlockDecl(), Record); 729 Code = serialization::EXPR_BLOCK; 730} 731 732void ASTStmtWriter::VisitGenericSelectionExpr(GenericSelectionExpr *E) { 733 VisitExpr(E); 734 Record.push_back(E->getNumAssocs()); 735 736 Writer.AddStmt(E->getControllingExpr()); 737 for (unsigned I = 0, N = E->getNumAssocs(); I != N; ++I) { 738 Writer.AddTypeSourceInfo(E->getAssocTypeSourceInfo(I), Record); 739 Writer.AddStmt(E->getAssocExpr(I)); 740 } 741 Record.push_back(E->isResultDependent() ? -1U : E->getResultIndex()); 742 743 Writer.AddSourceLocation(E->getGenericLoc(), Record); 744 Writer.AddSourceLocation(E->getDefaultLoc(), Record); 745 Writer.AddSourceLocation(E->getRParenLoc(), Record); 746 Code = serialization::EXPR_GENERIC_SELECTION; 747} 748 749void ASTStmtWriter::VisitPseudoObjectExpr(PseudoObjectExpr *E) { 750 VisitExpr(E); 751 Record.push_back(E->getNumSemanticExprs()); 752 753 // Push the result index. Currently, this needs to exactly match 754 // the encoding used internally for ResultIndex. 755 unsigned result = E->getResultExprIndex(); 756 result = (result == PseudoObjectExpr::NoResult ? 0 : result + 1); 757 Record.push_back(result); 758 759 Writer.AddStmt(E->getSyntacticForm()); 760 for (PseudoObjectExpr::semantics_iterator 761 i = E->semantics_begin(), e = E->semantics_end(); i != e; ++i) { 762 Writer.AddStmt(*i); 763 } 764 Code = serialization::EXPR_PSEUDO_OBJECT; 765} 766 767void ASTStmtWriter::VisitAtomicExpr(AtomicExpr *E) { 768 VisitExpr(E); 769 Record.push_back(E->getOp()); 770 for (unsigned I = 0, N = E->getNumSubExprs(); I != N; ++I) 771 Writer.AddStmt(E->getSubExprs()[I]); 772 Writer.AddSourceLocation(E->getBuiltinLoc(), Record); 773 Writer.AddSourceLocation(E->getRParenLoc(), Record); 774 Code = serialization::EXPR_ATOMIC; 775} 776 777//===----------------------------------------------------------------------===// 778// Objective-C Expressions and Statements. 779//===----------------------------------------------------------------------===// 780 781void ASTStmtWriter::VisitObjCStringLiteral(ObjCStringLiteral *E) { 782 VisitExpr(E); 783 Writer.AddStmt(E->getString()); 784 Writer.AddSourceLocation(E->getAtLoc(), Record); 785 Code = serialization::EXPR_OBJC_STRING_LITERAL; 786} 787 788void ASTStmtWriter::VisitObjCBoxedExpr(ObjCBoxedExpr *E) { 789 VisitExpr(E); 790 Writer.AddStmt(E->getSubExpr()); 791 Writer.AddDeclRef(E->getBoxingMethod(), Record); 792 Writer.AddSourceRange(E->getSourceRange(), Record); 793 Code = serialization::EXPR_OBJC_BOXED_EXPRESSION; 794} 795 796void ASTStmtWriter::VisitObjCArrayLiteral(ObjCArrayLiteral *E) { 797 VisitExpr(E); 798 Record.push_back(E->getNumElements()); 799 for (unsigned i = 0; i < E->getNumElements(); i++) 800 Writer.AddStmt(E->getElement(i)); 801 Writer.AddDeclRef(E->getArrayWithObjectsMethod(), Record); 802 Writer.AddSourceRange(E->getSourceRange(), Record); 803 Code = serialization::EXPR_OBJC_ARRAY_LITERAL; 804} 805 806void ASTStmtWriter::VisitObjCDictionaryLiteral(ObjCDictionaryLiteral *E) { 807 VisitExpr(E); 808 Record.push_back(E->getNumElements()); 809 Record.push_back(E->HasPackExpansions); 810 for (unsigned i = 0; i < E->getNumElements(); i++) { 811 ObjCDictionaryElement Element = E->getKeyValueElement(i); 812 Writer.AddStmt(Element.Key); 813 Writer.AddStmt(Element.Value); 814 if (E->HasPackExpansions) { 815 Writer.AddSourceLocation(Element.EllipsisLoc, Record); 816 unsigned NumExpansions = 0; 817 if (Element.NumExpansions) 818 NumExpansions = *Element.NumExpansions + 1; 819 Record.push_back(NumExpansions); 820 } 821 } 822 823 Writer.AddDeclRef(E->getDictWithObjectsMethod(), Record); 824 Writer.AddSourceRange(E->getSourceRange(), Record); 825 Code = serialization::EXPR_OBJC_DICTIONARY_LITERAL; 826} 827 828void ASTStmtWriter::VisitObjCEncodeExpr(ObjCEncodeExpr *E) { 829 VisitExpr(E); 830 Writer.AddTypeSourceInfo(E->getEncodedTypeSourceInfo(), Record); 831 Writer.AddSourceLocation(E->getAtLoc(), Record); 832 Writer.AddSourceLocation(E->getRParenLoc(), Record); 833 Code = serialization::EXPR_OBJC_ENCODE; 834} 835 836void ASTStmtWriter::VisitObjCSelectorExpr(ObjCSelectorExpr *E) { 837 VisitExpr(E); 838 Writer.AddSelectorRef(E->getSelector(), Record); 839 Writer.AddSourceLocation(E->getAtLoc(), Record); 840 Writer.AddSourceLocation(E->getRParenLoc(), Record); 841 Code = serialization::EXPR_OBJC_SELECTOR_EXPR; 842} 843 844void ASTStmtWriter::VisitObjCProtocolExpr(ObjCProtocolExpr *E) { 845 VisitExpr(E); 846 Writer.AddDeclRef(E->getProtocol(), Record); 847 Writer.AddSourceLocation(E->getAtLoc(), Record); 848 Writer.AddSourceLocation(E->ProtoLoc, Record); 849 Writer.AddSourceLocation(E->getRParenLoc(), Record); 850 Code = serialization::EXPR_OBJC_PROTOCOL_EXPR; 851} 852 853void ASTStmtWriter::VisitObjCIvarRefExpr(ObjCIvarRefExpr *E) { 854 VisitExpr(E); 855 Writer.AddDeclRef(E->getDecl(), Record); 856 Writer.AddSourceLocation(E->getLocation(), Record); 857 Writer.AddStmt(E->getBase()); 858 Record.push_back(E->isArrow()); 859 Record.push_back(E->isFreeIvar()); 860 Code = serialization::EXPR_OBJC_IVAR_REF_EXPR; 861} 862 863void ASTStmtWriter::VisitObjCPropertyRefExpr(ObjCPropertyRefExpr *E) { 864 VisitExpr(E); 865 Record.push_back(E->SetterAndMethodRefFlags.getInt()); 866 Record.push_back(E->isImplicitProperty()); 867 if (E->isImplicitProperty()) { 868 Writer.AddDeclRef(E->getImplicitPropertyGetter(), Record); 869 Writer.AddDeclRef(E->getImplicitPropertySetter(), Record); 870 } else { 871 Writer.AddDeclRef(E->getExplicitProperty(), Record); 872 } 873 Writer.AddSourceLocation(E->getLocation(), Record); 874 Writer.AddSourceLocation(E->getReceiverLocation(), Record); 875 if (E->isObjectReceiver()) { 876 Record.push_back(0); 877 Writer.AddStmt(E->getBase()); 878 } else if (E->isSuperReceiver()) { 879 Record.push_back(1); 880 Writer.AddTypeRef(E->getSuperReceiverType(), Record); 881 } else { 882 Record.push_back(2); 883 Writer.AddDeclRef(E->getClassReceiver(), Record); 884 } 885 886 Code = serialization::EXPR_OBJC_PROPERTY_REF_EXPR; 887} 888 889void ASTStmtWriter::VisitObjCSubscriptRefExpr(ObjCSubscriptRefExpr *E) { 890 VisitExpr(E); 891 Writer.AddSourceLocation(E->getRBracket(), Record); 892 Writer.AddStmt(E->getBaseExpr()); 893 Writer.AddStmt(E->getKeyExpr()); 894 Writer.AddDeclRef(E->getAtIndexMethodDecl(), Record); 895 Writer.AddDeclRef(E->setAtIndexMethodDecl(), Record); 896 897 Code = serialization::EXPR_OBJC_SUBSCRIPT_REF_EXPR; 898} 899 900void ASTStmtWriter::VisitObjCMessageExpr(ObjCMessageExpr *E) { 901 VisitExpr(E); 902 Record.push_back(E->getNumArgs()); 903 Record.push_back(E->getNumStoredSelLocs()); 904 Record.push_back(E->SelLocsKind); 905 Record.push_back(E->isDelegateInitCall()); 906 Record.push_back(E->IsImplicit); 907 Record.push_back((unsigned)E->getReceiverKind()); // FIXME: stable encoding 908 switch (E->getReceiverKind()) { 909 case ObjCMessageExpr::Instance: 910 Writer.AddStmt(E->getInstanceReceiver()); 911 break; 912 913 case ObjCMessageExpr::Class: 914 Writer.AddTypeSourceInfo(E->getClassReceiverTypeInfo(), Record); 915 break; 916 917 case ObjCMessageExpr::SuperClass: 918 case ObjCMessageExpr::SuperInstance: 919 Writer.AddTypeRef(E->getSuperType(), Record); 920 Writer.AddSourceLocation(E->getSuperLoc(), Record); 921 break; 922 } 923 924 if (E->getMethodDecl()) { 925 Record.push_back(1); 926 Writer.AddDeclRef(E->getMethodDecl(), Record); 927 } else { 928 Record.push_back(0); 929 Writer.AddSelectorRef(E->getSelector(), Record); 930 } 931 932 Writer.AddSourceLocation(E->getLeftLoc(), Record); 933 Writer.AddSourceLocation(E->getRightLoc(), Record); 934 935 for (CallExpr::arg_iterator Arg = E->arg_begin(), ArgEnd = E->arg_end(); 936 Arg != ArgEnd; ++Arg) 937 Writer.AddStmt(*Arg); 938 939 SourceLocation *Locs = E->getStoredSelLocs(); 940 for (unsigned i = 0, e = E->getNumStoredSelLocs(); i != e; ++i) 941 Writer.AddSourceLocation(Locs[i], Record); 942 943 Code = serialization::EXPR_OBJC_MESSAGE_EXPR; 944} 945 946void ASTStmtWriter::VisitObjCForCollectionStmt(ObjCForCollectionStmt *S) { 947 VisitStmt(S); 948 Writer.AddStmt(S->getElement()); 949 Writer.AddStmt(S->getCollection()); 950 Writer.AddStmt(S->getBody()); 951 Writer.AddSourceLocation(S->getForLoc(), Record); 952 Writer.AddSourceLocation(S->getRParenLoc(), Record); 953 Code = serialization::STMT_OBJC_FOR_COLLECTION; 954} 955 956void ASTStmtWriter::VisitObjCAtCatchStmt(ObjCAtCatchStmt *S) { 957 Writer.AddStmt(S->getCatchBody()); 958 Writer.AddDeclRef(S->getCatchParamDecl(), Record); 959 Writer.AddSourceLocation(S->getAtCatchLoc(), Record); 960 Writer.AddSourceLocation(S->getRParenLoc(), Record); 961 Code = serialization::STMT_OBJC_CATCH; 962} 963 964void ASTStmtWriter::VisitObjCAtFinallyStmt(ObjCAtFinallyStmt *S) { 965 Writer.AddStmt(S->getFinallyBody()); 966 Writer.AddSourceLocation(S->getAtFinallyLoc(), Record); 967 Code = serialization::STMT_OBJC_FINALLY; 968} 969 970void ASTStmtWriter::VisitObjCAutoreleasePoolStmt(ObjCAutoreleasePoolStmt *S) { 971 Writer.AddStmt(S->getSubStmt()); 972 Writer.AddSourceLocation(S->getAtLoc(), Record); 973 Code = serialization::STMT_OBJC_AUTORELEASE_POOL; 974} 975 976void ASTStmtWriter::VisitObjCAtTryStmt(ObjCAtTryStmt *S) { 977 Record.push_back(S->getNumCatchStmts()); 978 Record.push_back(S->getFinallyStmt() != 0); 979 Writer.AddStmt(S->getTryBody()); 980 for (unsigned I = 0, N = S->getNumCatchStmts(); I != N; ++I) 981 Writer.AddStmt(S->getCatchStmt(I)); 982 if (S->getFinallyStmt()) 983 Writer.AddStmt(S->getFinallyStmt()); 984 Writer.AddSourceLocation(S->getAtTryLoc(), Record); 985 Code = serialization::STMT_OBJC_AT_TRY; 986} 987 988void ASTStmtWriter::VisitObjCAtSynchronizedStmt(ObjCAtSynchronizedStmt *S) { 989 Writer.AddStmt(S->getSynchExpr()); 990 Writer.AddStmt(S->getSynchBody()); 991 Writer.AddSourceLocation(S->getAtSynchronizedLoc(), Record); 992 Code = serialization::STMT_OBJC_AT_SYNCHRONIZED; 993} 994 995void ASTStmtWriter::VisitObjCAtThrowStmt(ObjCAtThrowStmt *S) { 996 Writer.AddStmt(S->getThrowExpr()); 997 Writer.AddSourceLocation(S->getThrowLoc(), Record); 998 Code = serialization::STMT_OBJC_AT_THROW; 999} 1000 1001void ASTStmtWriter::VisitObjCBoolLiteralExpr(ObjCBoolLiteralExpr *E) { 1002 VisitExpr(E); 1003 Record.push_back(E->getValue()); 1004 Writer.AddSourceLocation(E->getLocation(), Record); 1005 Code = serialization::EXPR_OBJC_BOOL_LITERAL; 1006} 1007 1008//===----------------------------------------------------------------------===// 1009// C++ Expressions and Statements. 1010//===----------------------------------------------------------------------===// 1011 1012void ASTStmtWriter::VisitCXXCatchStmt(CXXCatchStmt *S) { 1013 VisitStmt(S); 1014 Writer.AddSourceLocation(S->getCatchLoc(), Record); 1015 Writer.AddDeclRef(S->getExceptionDecl(), Record); 1016 Writer.AddStmt(S->getHandlerBlock()); 1017 Code = serialization::STMT_CXX_CATCH; 1018} 1019 1020void ASTStmtWriter::VisitCXXTryStmt(CXXTryStmt *S) { 1021 VisitStmt(S); 1022 Record.push_back(S->getNumHandlers()); 1023 Writer.AddSourceLocation(S->getTryLoc(), Record); 1024 Writer.AddStmt(S->getTryBlock()); 1025 for (unsigned i = 0, e = S->getNumHandlers(); i != e; ++i) 1026 Writer.AddStmt(S->getHandler(i)); 1027 Code = serialization::STMT_CXX_TRY; 1028} 1029 1030void ASTStmtWriter::VisitCXXForRangeStmt(CXXForRangeStmt *S) { 1031 VisitStmt(S); 1032 Writer.AddSourceLocation(S->getForLoc(), Record); 1033 Writer.AddSourceLocation(S->getColonLoc(), Record); 1034 Writer.AddSourceLocation(S->getRParenLoc(), Record); 1035 Writer.AddStmt(S->getRangeStmt()); 1036 Writer.AddStmt(S->getBeginEndStmt()); 1037 Writer.AddStmt(S->getCond()); 1038 Writer.AddStmt(S->getInc()); 1039 Writer.AddStmt(S->getLoopVarStmt()); 1040 Writer.AddStmt(S->getBody()); 1041 Code = serialization::STMT_CXX_FOR_RANGE; 1042} 1043 1044void ASTStmtWriter::VisitMSDependentExistsStmt(MSDependentExistsStmt *S) { 1045 VisitStmt(S); 1046 Writer.AddSourceLocation(S->getKeywordLoc(), Record); 1047 Record.push_back(S->isIfExists()); 1048 Writer.AddNestedNameSpecifierLoc(S->getQualifierLoc(), Record); 1049 Writer.AddDeclarationNameInfo(S->getNameInfo(), Record); 1050 Writer.AddStmt(S->getSubStmt()); 1051 Code = serialization::STMT_MS_DEPENDENT_EXISTS; 1052} 1053 1054void ASTStmtWriter::VisitCXXOperatorCallExpr(CXXOperatorCallExpr *E) { 1055 VisitCallExpr(E); 1056 Record.push_back(E->getOperator()); 1057 Writer.AddSourceRange(E->Range, Record); 1058 Code = serialization::EXPR_CXX_OPERATOR_CALL; 1059} 1060 1061void ASTStmtWriter::VisitCXXMemberCallExpr(CXXMemberCallExpr *E) { 1062 VisitCallExpr(E); 1063 Code = serialization::EXPR_CXX_MEMBER_CALL; 1064} 1065 1066void ASTStmtWriter::VisitCXXConstructExpr(CXXConstructExpr *E) { 1067 VisitExpr(E); 1068 Record.push_back(E->getNumArgs()); 1069 for (unsigned I = 0, N = E->getNumArgs(); I != N; ++I) 1070 Writer.AddStmt(E->getArg(I)); 1071 Writer.AddDeclRef(E->getConstructor(), Record); 1072 Writer.AddSourceLocation(E->getLocation(), Record); 1073 Record.push_back(E->isElidable()); 1074 Record.push_back(E->hadMultipleCandidates()); 1075 Record.push_back(E->requiresZeroInitialization()); 1076 Record.push_back(E->getConstructionKind()); // FIXME: stable encoding 1077 Writer.AddSourceRange(E->getParenRange(), Record); 1078 Code = serialization::EXPR_CXX_CONSTRUCT; 1079} 1080 1081void ASTStmtWriter::VisitCXXTemporaryObjectExpr(CXXTemporaryObjectExpr *E) { 1082 VisitCXXConstructExpr(E); 1083 Writer.AddTypeSourceInfo(E->getTypeSourceInfo(), Record); 1084 Code = serialization::EXPR_CXX_TEMPORARY_OBJECT; 1085} 1086 1087void ASTStmtWriter::VisitLambdaExpr(LambdaExpr *E) { 1088 VisitExpr(E); 1089 Record.push_back(E->NumCaptures); 1090 unsigned NumArrayIndexVars = 0; 1091 if (E->HasArrayIndexVars) 1092 NumArrayIndexVars = E->getArrayIndexStarts()[E->NumCaptures]; 1093 Record.push_back(NumArrayIndexVars); 1094 Writer.AddSourceRange(E->IntroducerRange, Record); 1095 Record.push_back(E->CaptureDefault); // FIXME: stable encoding 1096 Record.push_back(E->ExplicitParams); 1097 Record.push_back(E->ExplicitResultType); 1098 Writer.AddSourceLocation(E->ClosingBrace, Record); 1099 1100 // Add capture initializers. 1101 for (LambdaExpr::capture_init_iterator C = E->capture_init_begin(), 1102 CEnd = E->capture_init_end(); 1103 C != CEnd; ++C) { 1104 Writer.AddStmt(*C); 1105 } 1106 1107 // Add array index variables, if any. 1108 if (NumArrayIndexVars) { 1109 Record.append(E->getArrayIndexStarts(), 1110 E->getArrayIndexStarts() + E->NumCaptures + 1); 1111 VarDecl **ArrayIndexVars = E->getArrayIndexVars(); 1112 for (unsigned I = 0; I != NumArrayIndexVars; ++I) 1113 Writer.AddDeclRef(ArrayIndexVars[I], Record); 1114 } 1115 1116 Code = serialization::EXPR_LAMBDA; 1117} 1118 1119void ASTStmtWriter::VisitCXXNamedCastExpr(CXXNamedCastExpr *E) { 1120 VisitExplicitCastExpr(E); 1121 Writer.AddSourceRange(SourceRange(E->getOperatorLoc(), E->getRParenLoc()), 1122 Record); 1123} 1124 1125void ASTStmtWriter::VisitCXXStaticCastExpr(CXXStaticCastExpr *E) { 1126 VisitCXXNamedCastExpr(E); 1127 Code = serialization::EXPR_CXX_STATIC_CAST; 1128} 1129 1130void ASTStmtWriter::VisitCXXDynamicCastExpr(CXXDynamicCastExpr *E) { 1131 VisitCXXNamedCastExpr(E); 1132 Code = serialization::EXPR_CXX_DYNAMIC_CAST; 1133} 1134 1135void ASTStmtWriter::VisitCXXReinterpretCastExpr(CXXReinterpretCastExpr *E) { 1136 VisitCXXNamedCastExpr(E); 1137 Code = serialization::EXPR_CXX_REINTERPRET_CAST; 1138} 1139 1140void ASTStmtWriter::VisitCXXConstCastExpr(CXXConstCastExpr *E) { 1141 VisitCXXNamedCastExpr(E); 1142 Code = serialization::EXPR_CXX_CONST_CAST; 1143} 1144 1145void ASTStmtWriter::VisitCXXFunctionalCastExpr(CXXFunctionalCastExpr *E) { 1146 VisitExplicitCastExpr(E); 1147 Writer.AddSourceLocation(E->getTypeBeginLoc(), Record); 1148 Writer.AddSourceLocation(E->getRParenLoc(), Record); 1149 Code = serialization::EXPR_CXX_FUNCTIONAL_CAST; 1150} 1151 1152void ASTStmtWriter::VisitUserDefinedLiteral(UserDefinedLiteral *E) { 1153 VisitCallExpr(E); 1154 Writer.AddSourceLocation(E->UDSuffixLoc, Record); 1155 Code = serialization::EXPR_USER_DEFINED_LITERAL; 1156} 1157 1158void ASTStmtWriter::VisitCXXBoolLiteralExpr(CXXBoolLiteralExpr *E) { 1159 VisitExpr(E); 1160 Record.push_back(E->getValue()); 1161 Writer.AddSourceLocation(E->getLocation(), Record); 1162 Code = serialization::EXPR_CXX_BOOL_LITERAL; 1163} 1164 1165void ASTStmtWriter::VisitCXXNullPtrLiteralExpr(CXXNullPtrLiteralExpr *E) { 1166 VisitExpr(E); 1167 Writer.AddSourceLocation(E->getLocation(), Record); 1168 Code = serialization::EXPR_CXX_NULL_PTR_LITERAL; 1169} 1170 1171void ASTStmtWriter::VisitCXXTypeidExpr(CXXTypeidExpr *E) { 1172 VisitExpr(E); 1173 Writer.AddSourceRange(E->getSourceRange(), Record); 1174 if (E->isTypeOperand()) { 1175 Writer.AddTypeSourceInfo(E->getTypeOperandSourceInfo(), Record); 1176 Code = serialization::EXPR_CXX_TYPEID_TYPE; 1177 } else { 1178 Writer.AddStmt(E->getExprOperand()); 1179 Code = serialization::EXPR_CXX_TYPEID_EXPR; 1180 } 1181} 1182 1183void ASTStmtWriter::VisitCXXThisExpr(CXXThisExpr *E) { 1184 VisitExpr(E); 1185 Writer.AddSourceLocation(E->getLocation(), Record); 1186 Record.push_back(E->isImplicit()); 1187 Code = serialization::EXPR_CXX_THIS; 1188} 1189 1190void ASTStmtWriter::VisitCXXThrowExpr(CXXThrowExpr *E) { 1191 VisitExpr(E); 1192 Writer.AddSourceLocation(E->getThrowLoc(), Record); 1193 Writer.AddStmt(E->getSubExpr()); 1194 Record.push_back(E->isThrownVariableInScope()); 1195 Code = serialization::EXPR_CXX_THROW; 1196} 1197 1198void ASTStmtWriter::VisitCXXDefaultArgExpr(CXXDefaultArgExpr *E) { 1199 VisitExpr(E); 1200 1201 bool HasOtherExprStored = E->Param.getInt(); 1202 // Store these first, the reader reads them before creation. 1203 Record.push_back(HasOtherExprStored); 1204 if (HasOtherExprStored) 1205 Writer.AddStmt(E->getExpr()); 1206 Writer.AddDeclRef(E->getParam(), Record); 1207 Writer.AddSourceLocation(E->getUsedLocation(), Record); 1208 1209 Code = serialization::EXPR_CXX_DEFAULT_ARG; 1210} 1211 1212void ASTStmtWriter::VisitCXXBindTemporaryExpr(CXXBindTemporaryExpr *E) { 1213 VisitExpr(E); 1214 Writer.AddCXXTemporary(E->getTemporary(), Record); 1215 Writer.AddStmt(E->getSubExpr()); 1216 Code = serialization::EXPR_CXX_BIND_TEMPORARY; 1217} 1218 1219void ASTStmtWriter::VisitCXXScalarValueInitExpr(CXXScalarValueInitExpr *E) { 1220 VisitExpr(E); 1221 Writer.AddTypeSourceInfo(E->getTypeSourceInfo(), Record); 1222 Writer.AddSourceLocation(E->getRParenLoc(), Record); 1223 Code = serialization::EXPR_CXX_SCALAR_VALUE_INIT; 1224} 1225 1226void ASTStmtWriter::VisitCXXNewExpr(CXXNewExpr *E) { 1227 VisitExpr(E); 1228 Record.push_back(E->isGlobalNew()); 1229 Record.push_back(E->isArray()); 1230 Record.push_back(E->doesUsualArrayDeleteWantSize()); 1231 Record.push_back(E->getNumPlacementArgs()); 1232 Record.push_back(E->StoredInitializationStyle); 1233 Writer.AddDeclRef(E->getOperatorNew(), Record); 1234 Writer.AddDeclRef(E->getOperatorDelete(), Record); 1235 Writer.AddTypeSourceInfo(E->getAllocatedTypeSourceInfo(), Record); 1236 Writer.AddSourceRange(E->getTypeIdParens(), Record); 1237 Writer.AddSourceLocation(E->getStartLoc(), Record); 1238 Writer.AddSourceRange(E->getDirectInitRange(), Record); 1239 for (CXXNewExpr::arg_iterator I = E->raw_arg_begin(), e = E->raw_arg_end(); 1240 I != e; ++I) 1241 Writer.AddStmt(*I); 1242 1243 Code = serialization::EXPR_CXX_NEW; 1244} 1245 1246void ASTStmtWriter::VisitCXXDeleteExpr(CXXDeleteExpr *E) { 1247 VisitExpr(E); 1248 Record.push_back(E->isGlobalDelete()); 1249 Record.push_back(E->isArrayForm()); 1250 Record.push_back(E->isArrayFormAsWritten()); 1251 Record.push_back(E->doesUsualArrayDeleteWantSize()); 1252 Writer.AddDeclRef(E->getOperatorDelete(), Record); 1253 Writer.AddStmt(E->getArgument()); 1254 Writer.AddSourceLocation(E->getSourceRange().getBegin(), Record); 1255 1256 Code = serialization::EXPR_CXX_DELETE; 1257} 1258 1259void ASTStmtWriter::VisitCXXPseudoDestructorExpr(CXXPseudoDestructorExpr *E) { 1260 VisitExpr(E); 1261 1262 Writer.AddStmt(E->getBase()); 1263 Record.push_back(E->isArrow()); 1264 Writer.AddSourceLocation(E->getOperatorLoc(), Record); 1265 Writer.AddNestedNameSpecifierLoc(E->getQualifierLoc(), Record); 1266 Writer.AddTypeSourceInfo(E->getScopeTypeInfo(), Record); 1267 Writer.AddSourceLocation(E->getColonColonLoc(), Record); 1268 Writer.AddSourceLocation(E->getTildeLoc(), Record); 1269 1270 // PseudoDestructorTypeStorage. 1271 Writer.AddIdentifierRef(E->getDestroyedTypeIdentifier(), Record); 1272 if (E->getDestroyedTypeIdentifier()) 1273 Writer.AddSourceLocation(E->getDestroyedTypeLoc(), Record); 1274 else 1275 Writer.AddTypeSourceInfo(E->getDestroyedTypeInfo(), Record); 1276 1277 Code = serialization::EXPR_CXX_PSEUDO_DESTRUCTOR; 1278} 1279 1280void ASTStmtWriter::VisitExprWithCleanups(ExprWithCleanups *E) { 1281 VisitExpr(E); 1282 Record.push_back(E->getNumObjects()); 1283 for (unsigned i = 0, e = E->getNumObjects(); i != e; ++i) 1284 Writer.AddDeclRef(E->getObject(i), Record); 1285 1286 Writer.AddStmt(E->getSubExpr()); 1287 Code = serialization::EXPR_EXPR_WITH_CLEANUPS; 1288} 1289 1290void 1291ASTStmtWriter::VisitCXXDependentScopeMemberExpr(CXXDependentScopeMemberExpr *E){ 1292 VisitExpr(E); 1293 1294 // Don't emit anything here, HasTemplateKWAndArgsInfo must be 1295 // emitted first. 1296 1297 Record.push_back(E->HasTemplateKWAndArgsInfo); 1298 if (E->HasTemplateKWAndArgsInfo) { 1299 const ASTTemplateKWAndArgsInfo &Args = *E->getTemplateKWAndArgsInfo(); 1300 Record.push_back(Args.NumTemplateArgs); 1301 AddTemplateKWAndArgsInfo(Args); 1302 } 1303 1304 if (!E->isImplicitAccess()) 1305 Writer.AddStmt(E->getBase()); 1306 else 1307 Writer.AddStmt(0); 1308 Writer.AddTypeRef(E->getBaseType(), Record); 1309 Record.push_back(E->isArrow()); 1310 Writer.AddSourceLocation(E->getOperatorLoc(), Record); 1311 Writer.AddNestedNameSpecifierLoc(E->getQualifierLoc(), Record); 1312 Writer.AddDeclRef(E->getFirstQualifierFoundInScope(), Record); 1313 Writer.AddDeclarationNameInfo(E->MemberNameInfo, Record); 1314 Code = serialization::EXPR_CXX_DEPENDENT_SCOPE_MEMBER; 1315} 1316 1317void 1318ASTStmtWriter::VisitDependentScopeDeclRefExpr(DependentScopeDeclRefExpr *E) { 1319 VisitExpr(E); 1320 1321 // Don't emit anything here, HasTemplateKWAndArgsInfo must be 1322 // emitted first. 1323 1324 Record.push_back(E->HasTemplateKWAndArgsInfo); 1325 if (E->HasTemplateKWAndArgsInfo) { 1326 const ASTTemplateKWAndArgsInfo &Args = *E->getTemplateKWAndArgsInfo(); 1327 Record.push_back(Args.NumTemplateArgs); 1328 AddTemplateKWAndArgsInfo(Args); 1329 } 1330 1331 Writer.AddNestedNameSpecifierLoc(E->getQualifierLoc(), Record); 1332 Writer.AddDeclarationNameInfo(E->NameInfo, Record); 1333 Code = serialization::EXPR_CXX_DEPENDENT_SCOPE_DECL_REF; 1334} 1335 1336void 1337ASTStmtWriter::VisitCXXUnresolvedConstructExpr(CXXUnresolvedConstructExpr *E) { 1338 VisitExpr(E); 1339 Record.push_back(E->arg_size()); 1340 for (CXXUnresolvedConstructExpr::arg_iterator 1341 ArgI = E->arg_begin(), ArgE = E->arg_end(); ArgI != ArgE; ++ArgI) 1342 Writer.AddStmt(*ArgI); 1343 Writer.AddTypeSourceInfo(E->getTypeSourceInfo(), Record); 1344 Writer.AddSourceLocation(E->getLParenLoc(), Record); 1345 Writer.AddSourceLocation(E->getRParenLoc(), Record); 1346 Code = serialization::EXPR_CXX_UNRESOLVED_CONSTRUCT; 1347} 1348 1349void ASTStmtWriter::VisitOverloadExpr(OverloadExpr *E) { 1350 VisitExpr(E); 1351 1352 // Don't emit anything here, HasTemplateKWAndArgsInfo must be 1353 // emitted first. 1354 1355 Record.push_back(E->HasTemplateKWAndArgsInfo); 1356 if (E->HasTemplateKWAndArgsInfo) { 1357 const ASTTemplateKWAndArgsInfo &Args = *E->getTemplateKWAndArgsInfo(); 1358 Record.push_back(Args.NumTemplateArgs); 1359 AddTemplateKWAndArgsInfo(Args); 1360 } 1361 1362 Record.push_back(E->getNumDecls()); 1363 for (OverloadExpr::decls_iterator 1364 OvI = E->decls_begin(), OvE = E->decls_end(); OvI != OvE; ++OvI) { 1365 Writer.AddDeclRef(OvI.getDecl(), Record); 1366 Record.push_back(OvI.getAccess()); 1367 } 1368 1369 Writer.AddDeclarationNameInfo(E->NameInfo, Record); 1370 Writer.AddNestedNameSpecifierLoc(E->getQualifierLoc(), Record); 1371} 1372 1373void ASTStmtWriter::VisitUnresolvedMemberExpr(UnresolvedMemberExpr *E) { 1374 VisitOverloadExpr(E); 1375 Record.push_back(E->isArrow()); 1376 Record.push_back(E->hasUnresolvedUsing()); 1377 Writer.AddStmt(!E->isImplicitAccess() ? E->getBase() : 0); 1378 Writer.AddTypeRef(E->getBaseType(), Record); 1379 Writer.AddSourceLocation(E->getOperatorLoc(), Record); 1380 Code = serialization::EXPR_CXX_UNRESOLVED_MEMBER; 1381} 1382 1383void ASTStmtWriter::VisitUnresolvedLookupExpr(UnresolvedLookupExpr *E) { 1384 VisitOverloadExpr(E); 1385 Record.push_back(E->requiresADL()); 1386 if (E->requiresADL()) 1387 Record.push_back(E->isStdAssociatedNamespace()); 1388 Record.push_back(E->isOverloaded()); 1389 Writer.AddDeclRef(E->getNamingClass(), Record); 1390 Code = serialization::EXPR_CXX_UNRESOLVED_LOOKUP; 1391} 1392 1393void ASTStmtWriter::VisitUnaryTypeTraitExpr(UnaryTypeTraitExpr *E) { 1394 VisitExpr(E); 1395 Record.push_back(E->getTrait()); 1396 Record.push_back(E->getValue()); 1397 Writer.AddSourceRange(E->getSourceRange(), Record); 1398 Writer.AddTypeSourceInfo(E->getQueriedTypeSourceInfo(), Record); 1399 Code = serialization::EXPR_CXX_UNARY_TYPE_TRAIT; 1400} 1401 1402void ASTStmtWriter::VisitBinaryTypeTraitExpr(BinaryTypeTraitExpr *E) { 1403 VisitExpr(E); 1404 Record.push_back(E->getTrait()); 1405 Record.push_back(E->getValue()); 1406 Writer.AddSourceRange(E->getSourceRange(), Record); 1407 Writer.AddTypeSourceInfo(E->getLhsTypeSourceInfo(), Record); 1408 Writer.AddTypeSourceInfo(E->getRhsTypeSourceInfo(), Record); 1409 Code = serialization::EXPR_BINARY_TYPE_TRAIT; 1410} 1411 1412void ASTStmtWriter::VisitTypeTraitExpr(TypeTraitExpr *E) { 1413 VisitExpr(E); 1414 Record.push_back(E->TypeTraitExprBits.NumArgs); 1415 Record.push_back(E->TypeTraitExprBits.Kind); // FIXME: Stable encoding 1416 Record.push_back(E->TypeTraitExprBits.Value); 1417 for (unsigned I = 0, N = E->getNumArgs(); I != N; ++I) 1418 Writer.AddTypeSourceInfo(E->getArg(I), Record); 1419 Code = serialization::EXPR_TYPE_TRAIT; 1420} 1421 1422void ASTStmtWriter::VisitArrayTypeTraitExpr(ArrayTypeTraitExpr *E) { 1423 VisitExpr(E); 1424 Record.push_back(E->getTrait()); 1425 Record.push_back(E->getValue()); 1426 Writer.AddSourceRange(E->getSourceRange(), Record); 1427 Writer.AddTypeSourceInfo(E->getQueriedTypeSourceInfo(), Record); 1428 Code = serialization::EXPR_ARRAY_TYPE_TRAIT; 1429} 1430 1431void ASTStmtWriter::VisitExpressionTraitExpr(ExpressionTraitExpr *E) { 1432 VisitExpr(E); 1433 Record.push_back(E->getTrait()); 1434 Record.push_back(E->getValue()); 1435 Writer.AddSourceRange(E->getSourceRange(), Record); 1436 Writer.AddStmt(E->getQueriedExpression()); 1437 Code = serialization::EXPR_CXX_EXPRESSION_TRAIT; 1438} 1439 1440void ASTStmtWriter::VisitCXXNoexceptExpr(CXXNoexceptExpr *E) { 1441 VisitExpr(E); 1442 Record.push_back(E->getValue()); 1443 Writer.AddSourceRange(E->getSourceRange(), Record); 1444 Writer.AddStmt(E->getOperand()); 1445 Code = serialization::EXPR_CXX_NOEXCEPT; 1446} 1447 1448void ASTStmtWriter::VisitPackExpansionExpr(PackExpansionExpr *E) { 1449 VisitExpr(E); 1450 Writer.AddSourceLocation(E->getEllipsisLoc(), Record); 1451 Record.push_back(E->NumExpansions); 1452 Writer.AddStmt(E->getPattern()); 1453 Code = serialization::EXPR_PACK_EXPANSION; 1454} 1455 1456void ASTStmtWriter::VisitSizeOfPackExpr(SizeOfPackExpr *E) { 1457 VisitExpr(E); 1458 Writer.AddSourceLocation(E->OperatorLoc, Record); 1459 Writer.AddSourceLocation(E->PackLoc, Record); 1460 Writer.AddSourceLocation(E->RParenLoc, Record); 1461 Record.push_back(E->Length); 1462 Writer.AddDeclRef(E->Pack, Record); 1463 Code = serialization::EXPR_SIZEOF_PACK; 1464} 1465 1466void ASTStmtWriter::VisitSubstNonTypeTemplateParmExpr( 1467 SubstNonTypeTemplateParmExpr *E) { 1468 VisitExpr(E); 1469 Writer.AddDeclRef(E->getParameter(), Record); 1470 Writer.AddSourceLocation(E->getNameLoc(), Record); 1471 Writer.AddStmt(E->getReplacement()); 1472 Code = serialization::EXPR_SUBST_NON_TYPE_TEMPLATE_PARM; 1473} 1474 1475void ASTStmtWriter::VisitSubstNonTypeTemplateParmPackExpr( 1476 SubstNonTypeTemplateParmPackExpr *E) { 1477 VisitExpr(E); 1478 Writer.AddDeclRef(E->getParameterPack(), Record); 1479 Writer.AddTemplateArgument(E->getArgumentPack(), Record); 1480 Writer.AddSourceLocation(E->getParameterPackLocation(), Record); 1481 Code = serialization::EXPR_SUBST_NON_TYPE_TEMPLATE_PARM_PACK; 1482} 1483 1484void ASTStmtWriter::VisitMaterializeTemporaryExpr(MaterializeTemporaryExpr *E) { 1485 VisitExpr(E); 1486 Writer.AddStmt(E->Temporary); 1487 Code = serialization::EXPR_MATERIALIZE_TEMPORARY; 1488} 1489 1490void ASTStmtWriter::VisitOpaqueValueExpr(OpaqueValueExpr *E) { 1491 VisitExpr(E); 1492 Writer.AddStmt(E->getSourceExpr()); 1493 Writer.AddSourceLocation(E->getLocation(), Record); 1494 Code = serialization::EXPR_OPAQUE_VALUE; 1495} 1496 1497//===----------------------------------------------------------------------===// 1498// CUDA Expressions and Statements. 1499//===----------------------------------------------------------------------===// 1500 1501void ASTStmtWriter::VisitCUDAKernelCallExpr(CUDAKernelCallExpr *E) { 1502 VisitCallExpr(E); 1503 Writer.AddStmt(E->getConfig()); 1504 Code = serialization::EXPR_CUDA_KERNEL_CALL; 1505} 1506 1507//===----------------------------------------------------------------------===// 1508// OpenCL Expressions and Statements. 1509//===----------------------------------------------------------------------===// 1510void ASTStmtWriter::VisitAsTypeExpr(AsTypeExpr *E) { 1511 VisitExpr(E); 1512 Writer.AddSourceLocation(E->getBuiltinLoc(), Record); 1513 Writer.AddSourceLocation(E->getRParenLoc(), Record); 1514 Writer.AddStmt(E->getSrcExpr()); 1515 Code = serialization::EXPR_ASTYPE; 1516} 1517 1518//===----------------------------------------------------------------------===// 1519// Microsoft Expressions and Statements. 1520//===----------------------------------------------------------------------===// 1521void ASTStmtWriter::VisitCXXUuidofExpr(CXXUuidofExpr *E) { 1522 VisitExpr(E); 1523 Writer.AddSourceRange(E->getSourceRange(), Record); 1524 if (E->isTypeOperand()) { 1525 Writer.AddTypeSourceInfo(E->getTypeOperandSourceInfo(), Record); 1526 Code = serialization::EXPR_CXX_UUIDOF_TYPE; 1527 } else { 1528 Writer.AddStmt(E->getExprOperand()); 1529 Code = serialization::EXPR_CXX_UUIDOF_EXPR; 1530 } 1531} 1532 1533void ASTStmtWriter::VisitSEHExceptStmt(SEHExceptStmt *S) { 1534 VisitStmt(S); 1535 Writer.AddSourceLocation(S->getExceptLoc(), Record); 1536 Writer.AddStmt(S->getFilterExpr()); 1537 Writer.AddStmt(S->getBlock()); 1538 Code = serialization::STMT_SEH_EXCEPT; 1539} 1540 1541void ASTStmtWriter::VisitSEHFinallyStmt(SEHFinallyStmt *S) { 1542 VisitStmt(S); 1543 Writer.AddSourceLocation(S->getFinallyLoc(), Record); 1544 Writer.AddStmt(S->getBlock()); 1545 Code = serialization::STMT_SEH_FINALLY; 1546} 1547 1548void ASTStmtWriter::VisitSEHTryStmt(SEHTryStmt *S) { 1549 VisitStmt(S); 1550 Record.push_back(S->getIsCXXTry()); 1551 Writer.AddSourceLocation(S->getTryLoc(), Record); 1552 Writer.AddStmt(S->getTryBlock()); 1553 Writer.AddStmt(S->getHandler()); 1554 Code = serialization::STMT_SEH_TRY; 1555} 1556 1557//===----------------------------------------------------------------------===// 1558// ASTWriter Implementation 1559//===----------------------------------------------------------------------===// 1560 1561unsigned ASTWriter::RecordSwitchCaseID(SwitchCase *S) { 1562 assert(SwitchCaseIDs.find(S) == SwitchCaseIDs.end() && 1563 "SwitchCase recorded twice"); 1564 unsigned NextID = SwitchCaseIDs.size(); 1565 SwitchCaseIDs[S] = NextID; 1566 return NextID; 1567} 1568 1569unsigned ASTWriter::getSwitchCaseID(SwitchCase *S) { 1570 assert(SwitchCaseIDs.find(S) != SwitchCaseIDs.end() && 1571 "SwitchCase hasn't been seen yet"); 1572 return SwitchCaseIDs[S]; 1573} 1574 1575void ASTWriter::ClearSwitchCaseIDs() { 1576 SwitchCaseIDs.clear(); 1577} 1578 1579/// \brief Write the given substatement or subexpression to the 1580/// bitstream. 1581void ASTWriter::WriteSubStmt(Stmt *S, 1582 llvm::DenseMap<Stmt *, uint64_t> &SubStmtEntries, 1583 llvm::DenseSet<Stmt *> &ParentStmts) { 1584 RecordData Record; 1585 ASTStmtWriter Writer(*this, Record); 1586 ++NumStatements; 1587 1588 if (!S) { 1589 Stream.EmitRecord(serialization::STMT_NULL_PTR, Record); 1590 return; 1591 } 1592 1593 llvm::DenseMap<Stmt *, uint64_t>::iterator I = SubStmtEntries.find(S); 1594 if (I != SubStmtEntries.end()) { 1595 Record.push_back(I->second); 1596 Stream.EmitRecord(serialization::STMT_REF_PTR, Record); 1597 return; 1598 } 1599 1600#ifndef NDEBUG 1601 assert(!ParentStmts.count(S) && "There is a Stmt cycle!"); 1602 1603 struct ParentStmtInserterRAII { 1604 Stmt *S; 1605 llvm::DenseSet<Stmt *> &ParentStmts; 1606 1607 ParentStmtInserterRAII(Stmt *S, llvm::DenseSet<Stmt *> &ParentStmts) 1608 : S(S), ParentStmts(ParentStmts) { 1609 ParentStmts.insert(S); 1610 } 1611 ~ParentStmtInserterRAII() { 1612 ParentStmts.erase(S); 1613 } 1614 }; 1615 1616 ParentStmtInserterRAII ParentStmtInserter(S, ParentStmts); 1617#endif 1618 1619 // Redirect ASTWriter::AddStmt to collect sub stmts. 1620 SmallVector<Stmt *, 16> SubStmts; 1621 CollectedStmts = &SubStmts; 1622 1623 Writer.Code = serialization::STMT_NULL_PTR; 1624 Writer.AbbrevToUse = 0; 1625 Writer.Visit(S); 1626 1627#ifndef NDEBUG 1628 if (Writer.Code == serialization::STMT_NULL_PTR) { 1629 SourceManager &SrcMgr 1630 = DeclIDs.begin()->first->getASTContext().getSourceManager(); 1631 S->dump(SrcMgr); 1632 llvm_unreachable("Unhandled sub statement writing AST file"); 1633 } 1634#endif 1635 1636 // Revert ASTWriter::AddStmt. 1637 CollectedStmts = &StmtsToEmit; 1638 1639 // Write the sub stmts in reverse order, last to first. When reading them back 1640 // we will read them in correct order by "pop"ing them from the Stmts stack. 1641 // This simplifies reading and allows to store a variable number of sub stmts 1642 // without knowing it in advance. 1643 while (!SubStmts.empty()) 1644 WriteSubStmt(SubStmts.pop_back_val(), SubStmtEntries, ParentStmts); 1645 1646 Stream.EmitRecord(Writer.Code, Record, Writer.AbbrevToUse); 1647 1648 SubStmtEntries[S] = Stream.GetCurrentBitNo(); 1649} 1650 1651/// \brief Flush all of the statements that have been added to the 1652/// queue via AddStmt(). 1653void ASTWriter::FlushStmts() { 1654 RecordData Record; 1655 1656 // We expect to be the only consumer of the two temporary statement maps, 1657 // assert that they are empty. 1658 assert(SubStmtEntries.empty() && "unexpected entries in sub stmt map"); 1659 assert(ParentStmts.empty() && "unexpected entries in parent stmt map"); 1660 1661 for (unsigned I = 0, N = StmtsToEmit.size(); I != N; ++I) { 1662 WriteSubStmt(StmtsToEmit[I], SubStmtEntries, ParentStmts); 1663 1664 assert(N == StmtsToEmit.size() && 1665 "Substatement written via AddStmt rather than WriteSubStmt!"); 1666 1667 // Note that we are at the end of a full expression. Any 1668 // expression records that follow this one are part of a different 1669 // expression. 1670 Stream.EmitRecord(serialization::STMT_STOP, Record); 1671 1672 SubStmtEntries.clear(); 1673 ParentStmts.clear(); 1674 } 1675 1676 StmtsToEmit.clear(); 1677} 1678