ASTWriterStmt.cpp revision 239462
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::VisitAsmStmt(AsmStmt *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 Record.push_back(S->isMSAsm()); 231 Writer.AddStmt(S->getAsmString()); 232 233 // Outputs 234 for (unsigned I = 0, N = S->getNumOutputs(); I != N; ++I) { 235 Writer.AddIdentifierRef(S->getOutputIdentifier(I), Record); 236 Writer.AddStmt(S->getOutputConstraintLiteral(I)); 237 Writer.AddStmt(S->getOutputExpr(I)); 238 } 239 240 // Inputs 241 for (unsigned I = 0, N = S->getNumInputs(); I != N; ++I) { 242 Writer.AddIdentifierRef(S->getInputIdentifier(I), Record); 243 Writer.AddStmt(S->getInputConstraintLiteral(I)); 244 Writer.AddStmt(S->getInputExpr(I)); 245 } 246 247 // Clobbers 248 for (unsigned I = 0, N = S->getNumClobbers(); I != N; ++I) 249 Writer.AddStmt(S->getClobber(I)); 250 251 Code = serialization::STMT_ASM; 252} 253 254void ASTStmtWriter::VisitMSAsmStmt(MSAsmStmt *S) { 255 // FIXME: Statement writer not yet implemented for MS style inline asm. 256 VisitStmt(S); 257} 258 259void ASTStmtWriter::VisitExpr(Expr *E) { 260 VisitStmt(E); 261 Writer.AddTypeRef(E->getType(), Record); 262 Record.push_back(E->isTypeDependent()); 263 Record.push_back(E->isValueDependent()); 264 Record.push_back(E->isInstantiationDependent()); 265 Record.push_back(E->containsUnexpandedParameterPack()); 266 Record.push_back(E->getValueKind()); 267 Record.push_back(E->getObjectKind()); 268} 269 270void ASTStmtWriter::VisitPredefinedExpr(PredefinedExpr *E) { 271 VisitExpr(E); 272 Writer.AddSourceLocation(E->getLocation(), Record); 273 Record.push_back(E->getIdentType()); // FIXME: stable encoding 274 Code = serialization::EXPR_PREDEFINED; 275} 276 277void ASTStmtWriter::VisitDeclRefExpr(DeclRefExpr *E) { 278 VisitExpr(E); 279 280 Record.push_back(E->hasQualifier()); 281 Record.push_back(E->getDecl() != E->getFoundDecl()); 282 Record.push_back(E->hasTemplateKWAndArgsInfo()); 283 Record.push_back(E->hadMultipleCandidates()); 284 Record.push_back(E->refersToEnclosingLocal()); 285 286 if (E->hasTemplateKWAndArgsInfo()) { 287 unsigned NumTemplateArgs = E->getNumTemplateArgs(); 288 Record.push_back(NumTemplateArgs); 289 } 290 291 DeclarationName::NameKind nk = (E->getDecl()->getDeclName().getNameKind()); 292 293 if ((!E->hasTemplateKWAndArgsInfo()) && (!E->hasQualifier()) && 294 (E->getDecl() == E->getFoundDecl()) && 295 nk == DeclarationName::Identifier) { 296 AbbrevToUse = Writer.getDeclRefExprAbbrev(); 297 } 298 299 if (E->hasQualifier()) 300 Writer.AddNestedNameSpecifierLoc(E->getQualifierLoc(), Record); 301 302 if (E->getDecl() != E->getFoundDecl()) 303 Writer.AddDeclRef(E->getFoundDecl(), Record); 304 305 if (E->hasTemplateKWAndArgsInfo()) 306 AddTemplateKWAndArgsInfo(*E->getTemplateKWAndArgsInfo()); 307 308 Writer.AddDeclRef(E->getDecl(), Record); 309 Writer.AddSourceLocation(E->getLocation(), Record); 310 Writer.AddDeclarationNameLoc(E->DNLoc, E->getDecl()->getDeclName(), Record); 311 Code = serialization::EXPR_DECL_REF; 312} 313 314void ASTStmtWriter::VisitIntegerLiteral(IntegerLiteral *E) { 315 VisitExpr(E); 316 Writer.AddSourceLocation(E->getLocation(), Record); 317 Writer.AddAPInt(E->getValue(), Record); 318 319 if (E->getValue().getBitWidth() == 32) { 320 AbbrevToUse = Writer.getIntegerLiteralAbbrev(); 321 } 322 323 Code = serialization::EXPR_INTEGER_LITERAL; 324} 325 326void ASTStmtWriter::VisitFloatingLiteral(FloatingLiteral *E) { 327 VisitExpr(E); 328 Writer.AddAPFloat(E->getValue(), Record); 329 Record.push_back(E->isExact()); 330 Writer.AddSourceLocation(E->getLocation(), Record); 331 Code = serialization::EXPR_FLOATING_LITERAL; 332} 333 334void ASTStmtWriter::VisitImaginaryLiteral(ImaginaryLiteral *E) { 335 VisitExpr(E); 336 Writer.AddStmt(E->getSubExpr()); 337 Code = serialization::EXPR_IMAGINARY_LITERAL; 338} 339 340void ASTStmtWriter::VisitStringLiteral(StringLiteral *E) { 341 VisitExpr(E); 342 Record.push_back(E->getByteLength()); 343 Record.push_back(E->getNumConcatenated()); 344 Record.push_back(E->getKind()); 345 Record.push_back(E->isPascal()); 346 // FIXME: String data should be stored as a blob at the end of the 347 // StringLiteral. However, we can't do so now because we have no 348 // provision for coping with abbreviations when we're jumping around 349 // the AST file during deserialization. 350 Record.append(E->getBytes().begin(), E->getBytes().end()); 351 for (unsigned I = 0, N = E->getNumConcatenated(); I != N; ++I) 352 Writer.AddSourceLocation(E->getStrTokenLoc(I), Record); 353 Code = serialization::EXPR_STRING_LITERAL; 354} 355 356void ASTStmtWriter::VisitCharacterLiteral(CharacterLiteral *E) { 357 VisitExpr(E); 358 Record.push_back(E->getValue()); 359 Writer.AddSourceLocation(E->getLocation(), Record); 360 Record.push_back(E->getKind()); 361 362 AbbrevToUse = Writer.getCharacterLiteralAbbrev(); 363 364 Code = serialization::EXPR_CHARACTER_LITERAL; 365} 366 367void ASTStmtWriter::VisitParenExpr(ParenExpr *E) { 368 VisitExpr(E); 369 Writer.AddSourceLocation(E->getLParen(), Record); 370 Writer.AddSourceLocation(E->getRParen(), Record); 371 Writer.AddStmt(E->getSubExpr()); 372 Code = serialization::EXPR_PAREN; 373} 374 375void ASTStmtWriter::VisitParenListExpr(ParenListExpr *E) { 376 VisitExpr(E); 377 Record.push_back(E->NumExprs); 378 for (unsigned i=0; i != E->NumExprs; ++i) 379 Writer.AddStmt(E->Exprs[i]); 380 Writer.AddSourceLocation(E->LParenLoc, Record); 381 Writer.AddSourceLocation(E->RParenLoc, Record); 382 Code = serialization::EXPR_PAREN_LIST; 383} 384 385void ASTStmtWriter::VisitUnaryOperator(UnaryOperator *E) { 386 VisitExpr(E); 387 Writer.AddStmt(E->getSubExpr()); 388 Record.push_back(E->getOpcode()); // FIXME: stable encoding 389 Writer.AddSourceLocation(E->getOperatorLoc(), Record); 390 Code = serialization::EXPR_UNARY_OPERATOR; 391} 392 393void ASTStmtWriter::VisitOffsetOfExpr(OffsetOfExpr *E) { 394 VisitExpr(E); 395 Record.push_back(E->getNumComponents()); 396 Record.push_back(E->getNumExpressions()); 397 Writer.AddSourceLocation(E->getOperatorLoc(), Record); 398 Writer.AddSourceLocation(E->getRParenLoc(), Record); 399 Writer.AddTypeSourceInfo(E->getTypeSourceInfo(), Record); 400 for (unsigned I = 0, N = E->getNumComponents(); I != N; ++I) { 401 const OffsetOfExpr::OffsetOfNode &ON = E->getComponent(I); 402 Record.push_back(ON.getKind()); // FIXME: Stable encoding 403 Writer.AddSourceLocation(ON.getSourceRange().getBegin(), Record); 404 Writer.AddSourceLocation(ON.getSourceRange().getEnd(), Record); 405 switch (ON.getKind()) { 406 case OffsetOfExpr::OffsetOfNode::Array: 407 Record.push_back(ON.getArrayExprIndex()); 408 break; 409 410 case OffsetOfExpr::OffsetOfNode::Field: 411 Writer.AddDeclRef(ON.getField(), Record); 412 break; 413 414 case OffsetOfExpr::OffsetOfNode::Identifier: 415 Writer.AddIdentifierRef(ON.getFieldName(), Record); 416 break; 417 418 case OffsetOfExpr::OffsetOfNode::Base: 419 Writer.AddCXXBaseSpecifier(*ON.getBase(), Record); 420 break; 421 } 422 } 423 for (unsigned I = 0, N = E->getNumExpressions(); I != N; ++I) 424 Writer.AddStmt(E->getIndexExpr(I)); 425 Code = serialization::EXPR_OFFSETOF; 426} 427 428void ASTStmtWriter::VisitUnaryExprOrTypeTraitExpr(UnaryExprOrTypeTraitExpr *E) { 429 VisitExpr(E); 430 Record.push_back(E->getKind()); 431 if (E->isArgumentType()) 432 Writer.AddTypeSourceInfo(E->getArgumentTypeInfo(), Record); 433 else { 434 Record.push_back(0); 435 Writer.AddStmt(E->getArgumentExpr()); 436 } 437 Writer.AddSourceLocation(E->getOperatorLoc(), Record); 438 Writer.AddSourceLocation(E->getRParenLoc(), Record); 439 Code = serialization::EXPR_SIZEOF_ALIGN_OF; 440} 441 442void ASTStmtWriter::VisitArraySubscriptExpr(ArraySubscriptExpr *E) { 443 VisitExpr(E); 444 Writer.AddStmt(E->getLHS()); 445 Writer.AddStmt(E->getRHS()); 446 Writer.AddSourceLocation(E->getRBracketLoc(), Record); 447 Code = serialization::EXPR_ARRAY_SUBSCRIPT; 448} 449 450void ASTStmtWriter::VisitCallExpr(CallExpr *E) { 451 VisitExpr(E); 452 Record.push_back(E->getNumArgs()); 453 Writer.AddSourceLocation(E->getRParenLoc(), Record); 454 Writer.AddStmt(E->getCallee()); 455 for (CallExpr::arg_iterator Arg = E->arg_begin(), ArgEnd = E->arg_end(); 456 Arg != ArgEnd; ++Arg) 457 Writer.AddStmt(*Arg); 458 Code = serialization::EXPR_CALL; 459} 460 461void ASTStmtWriter::VisitMemberExpr(MemberExpr *E) { 462 // Don't call VisitExpr, we'll write everything here. 463 464 Record.push_back(E->hasQualifier()); 465 if (E->hasQualifier()) 466 Writer.AddNestedNameSpecifierLoc(E->getQualifierLoc(), Record); 467 468 Record.push_back(E->HasTemplateKWAndArgsInfo); 469 if (E->HasTemplateKWAndArgsInfo) { 470 Writer.AddSourceLocation(E->getTemplateKeywordLoc(), Record); 471 unsigned NumTemplateArgs = E->getNumTemplateArgs(); 472 Record.push_back(NumTemplateArgs); 473 Writer.AddSourceLocation(E->getLAngleLoc(), Record); 474 Writer.AddSourceLocation(E->getRAngleLoc(), Record); 475 for (unsigned i=0; i != NumTemplateArgs; ++i) 476 Writer.AddTemplateArgumentLoc(E->getTemplateArgs()[i], Record); 477 } 478 479 Record.push_back(E->hadMultipleCandidates()); 480 481 DeclAccessPair FoundDecl = E->getFoundDecl(); 482 Writer.AddDeclRef(FoundDecl.getDecl(), Record); 483 Record.push_back(FoundDecl.getAccess()); 484 485 Writer.AddTypeRef(E->getType(), Record); 486 Record.push_back(E->getValueKind()); 487 Record.push_back(E->getObjectKind()); 488 Writer.AddStmt(E->getBase()); 489 Writer.AddDeclRef(E->getMemberDecl(), Record); 490 Writer.AddSourceLocation(E->getMemberLoc(), Record); 491 Record.push_back(E->isArrow()); 492 Writer.AddDeclarationNameLoc(E->MemberDNLoc, 493 E->getMemberDecl()->getDeclName(), Record); 494 Code = serialization::EXPR_MEMBER; 495} 496 497void ASTStmtWriter::VisitObjCIsaExpr(ObjCIsaExpr *E) { 498 VisitExpr(E); 499 Writer.AddStmt(E->getBase()); 500 Writer.AddSourceLocation(E->getIsaMemberLoc(), Record); 501 Record.push_back(E->isArrow()); 502 Code = serialization::EXPR_OBJC_ISA; 503} 504 505void ASTStmtWriter:: 506VisitObjCIndirectCopyRestoreExpr(ObjCIndirectCopyRestoreExpr *E) { 507 VisitExpr(E); 508 Writer.AddStmt(E->getSubExpr()); 509 Record.push_back(E->shouldCopy()); 510 Code = serialization::EXPR_OBJC_INDIRECT_COPY_RESTORE; 511} 512 513void ASTStmtWriter::VisitObjCBridgedCastExpr(ObjCBridgedCastExpr *E) { 514 VisitExplicitCastExpr(E); 515 Writer.AddSourceLocation(E->getLParenLoc(), Record); 516 Writer.AddSourceLocation(E->getBridgeKeywordLoc(), Record); 517 Record.push_back(E->getBridgeKind()); // FIXME: Stable encoding 518 Code = serialization::EXPR_OBJC_BRIDGED_CAST; 519} 520 521void ASTStmtWriter::VisitCastExpr(CastExpr *E) { 522 VisitExpr(E); 523 Record.push_back(E->path_size()); 524 Writer.AddStmt(E->getSubExpr()); 525 Record.push_back(E->getCastKind()); // FIXME: stable encoding 526 527 for (CastExpr::path_iterator 528 PI = E->path_begin(), PE = E->path_end(); PI != PE; ++PI) 529 Writer.AddCXXBaseSpecifier(**PI, Record); 530} 531 532void ASTStmtWriter::VisitBinaryOperator(BinaryOperator *E) { 533 VisitExpr(E); 534 Writer.AddStmt(E->getLHS()); 535 Writer.AddStmt(E->getRHS()); 536 Record.push_back(E->getOpcode()); // FIXME: stable encoding 537 Writer.AddSourceLocation(E->getOperatorLoc(), Record); 538 Code = serialization::EXPR_BINARY_OPERATOR; 539} 540 541void ASTStmtWriter::VisitCompoundAssignOperator(CompoundAssignOperator *E) { 542 VisitBinaryOperator(E); 543 Writer.AddTypeRef(E->getComputationLHSType(), Record); 544 Writer.AddTypeRef(E->getComputationResultType(), Record); 545 Code = serialization::EXPR_COMPOUND_ASSIGN_OPERATOR; 546} 547 548void ASTStmtWriter::VisitConditionalOperator(ConditionalOperator *E) { 549 VisitExpr(E); 550 Writer.AddStmt(E->getCond()); 551 Writer.AddStmt(E->getLHS()); 552 Writer.AddStmt(E->getRHS()); 553 Writer.AddSourceLocation(E->getQuestionLoc(), Record); 554 Writer.AddSourceLocation(E->getColonLoc(), Record); 555 Code = serialization::EXPR_CONDITIONAL_OPERATOR; 556} 557 558void 559ASTStmtWriter::VisitBinaryConditionalOperator(BinaryConditionalOperator *E) { 560 VisitExpr(E); 561 Writer.AddStmt(E->getOpaqueValue()); 562 Writer.AddStmt(E->getCommon()); 563 Writer.AddStmt(E->getCond()); 564 Writer.AddStmt(E->getTrueExpr()); 565 Writer.AddStmt(E->getFalseExpr()); 566 Writer.AddSourceLocation(E->getQuestionLoc(), Record); 567 Writer.AddSourceLocation(E->getColonLoc(), Record); 568 Code = serialization::EXPR_BINARY_CONDITIONAL_OPERATOR; 569} 570 571void ASTStmtWriter::VisitImplicitCastExpr(ImplicitCastExpr *E) { 572 VisitCastExpr(E); 573 Code = serialization::EXPR_IMPLICIT_CAST; 574} 575 576void ASTStmtWriter::VisitExplicitCastExpr(ExplicitCastExpr *E) { 577 VisitCastExpr(E); 578 Writer.AddTypeSourceInfo(E->getTypeInfoAsWritten(), Record); 579} 580 581void ASTStmtWriter::VisitCStyleCastExpr(CStyleCastExpr *E) { 582 VisitExplicitCastExpr(E); 583 Writer.AddSourceLocation(E->getLParenLoc(), Record); 584 Writer.AddSourceLocation(E->getRParenLoc(), Record); 585 Code = serialization::EXPR_CSTYLE_CAST; 586} 587 588void ASTStmtWriter::VisitCompoundLiteralExpr(CompoundLiteralExpr *E) { 589 VisitExpr(E); 590 Writer.AddSourceLocation(E->getLParenLoc(), Record); 591 Writer.AddTypeSourceInfo(E->getTypeSourceInfo(), Record); 592 Writer.AddStmt(E->getInitializer()); 593 Record.push_back(E->isFileScope()); 594 Code = serialization::EXPR_COMPOUND_LITERAL; 595} 596 597void ASTStmtWriter::VisitExtVectorElementExpr(ExtVectorElementExpr *E) { 598 VisitExpr(E); 599 Writer.AddStmt(E->getBase()); 600 Writer.AddIdentifierRef(&E->getAccessor(), Record); 601 Writer.AddSourceLocation(E->getAccessorLoc(), Record); 602 Code = serialization::EXPR_EXT_VECTOR_ELEMENT; 603} 604 605void ASTStmtWriter::VisitInitListExpr(InitListExpr *E) { 606 VisitExpr(E); 607 Writer.AddStmt(E->getSyntacticForm()); 608 Writer.AddSourceLocation(E->getLBraceLoc(), Record); 609 Writer.AddSourceLocation(E->getRBraceLoc(), Record); 610 bool isArrayFiller = E->ArrayFillerOrUnionFieldInit.is<Expr*>(); 611 Record.push_back(isArrayFiller); 612 if (isArrayFiller) 613 Writer.AddStmt(E->getArrayFiller()); 614 else 615 Writer.AddDeclRef(E->getInitializedFieldInUnion(), Record); 616 Record.push_back(E->hadArrayRangeDesignator()); 617 Record.push_back(E->initializesStdInitializerList()); 618 Record.push_back(E->getNumInits()); 619 if (isArrayFiller) { 620 // ArrayFiller may have filled "holes" due to designated initializer. 621 // Replace them by 0 to indicate that the filler goes in that place. 622 Expr *filler = E->getArrayFiller(); 623 for (unsigned I = 0, N = E->getNumInits(); I != N; ++I) 624 Writer.AddStmt(E->getInit(I) != filler ? E->getInit(I) : 0); 625 } else { 626 for (unsigned I = 0, N = E->getNumInits(); I != N; ++I) 627 Writer.AddStmt(E->getInit(I)); 628 } 629 Code = serialization::EXPR_INIT_LIST; 630} 631 632void ASTStmtWriter::VisitDesignatedInitExpr(DesignatedInitExpr *E) { 633 VisitExpr(E); 634 Record.push_back(E->getNumSubExprs()); 635 for (unsigned I = 0, N = E->getNumSubExprs(); I != N; ++I) 636 Writer.AddStmt(E->getSubExpr(I)); 637 Writer.AddSourceLocation(E->getEqualOrColonLoc(), Record); 638 Record.push_back(E->usesGNUSyntax()); 639 for (DesignatedInitExpr::designators_iterator D = E->designators_begin(), 640 DEnd = E->designators_end(); 641 D != DEnd; ++D) { 642 if (D->isFieldDesignator()) { 643 if (FieldDecl *Field = D->getField()) { 644 Record.push_back(serialization::DESIG_FIELD_DECL); 645 Writer.AddDeclRef(Field, Record); 646 } else { 647 Record.push_back(serialization::DESIG_FIELD_NAME); 648 Writer.AddIdentifierRef(D->getFieldName(), Record); 649 } 650 Writer.AddSourceLocation(D->getDotLoc(), Record); 651 Writer.AddSourceLocation(D->getFieldLoc(), Record); 652 } else if (D->isArrayDesignator()) { 653 Record.push_back(serialization::DESIG_ARRAY); 654 Record.push_back(D->getFirstExprIndex()); 655 Writer.AddSourceLocation(D->getLBracketLoc(), Record); 656 Writer.AddSourceLocation(D->getRBracketLoc(), Record); 657 } else { 658 assert(D->isArrayRangeDesignator() && "Unknown designator"); 659 Record.push_back(serialization::DESIG_ARRAY_RANGE); 660 Record.push_back(D->getFirstExprIndex()); 661 Writer.AddSourceLocation(D->getLBracketLoc(), Record); 662 Writer.AddSourceLocation(D->getEllipsisLoc(), Record); 663 Writer.AddSourceLocation(D->getRBracketLoc(), Record); 664 } 665 } 666 Code = serialization::EXPR_DESIGNATED_INIT; 667} 668 669void ASTStmtWriter::VisitImplicitValueInitExpr(ImplicitValueInitExpr *E) { 670 VisitExpr(E); 671 Code = serialization::EXPR_IMPLICIT_VALUE_INIT; 672} 673 674void ASTStmtWriter::VisitVAArgExpr(VAArgExpr *E) { 675 VisitExpr(E); 676 Writer.AddStmt(E->getSubExpr()); 677 Writer.AddTypeSourceInfo(E->getWrittenTypeInfo(), Record); 678 Writer.AddSourceLocation(E->getBuiltinLoc(), Record); 679 Writer.AddSourceLocation(E->getRParenLoc(), Record); 680 Code = serialization::EXPR_VA_ARG; 681} 682 683void ASTStmtWriter::VisitAddrLabelExpr(AddrLabelExpr *E) { 684 VisitExpr(E); 685 Writer.AddSourceLocation(E->getAmpAmpLoc(), Record); 686 Writer.AddSourceLocation(E->getLabelLoc(), Record); 687 Writer.AddDeclRef(E->getLabel(), Record); 688 Code = serialization::EXPR_ADDR_LABEL; 689} 690 691void ASTStmtWriter::VisitStmtExpr(StmtExpr *E) { 692 VisitExpr(E); 693 Writer.AddStmt(E->getSubStmt()); 694 Writer.AddSourceLocation(E->getLParenLoc(), Record); 695 Writer.AddSourceLocation(E->getRParenLoc(), Record); 696 Code = serialization::EXPR_STMT; 697} 698 699void ASTStmtWriter::VisitChooseExpr(ChooseExpr *E) { 700 VisitExpr(E); 701 Writer.AddStmt(E->getCond()); 702 Writer.AddStmt(E->getLHS()); 703 Writer.AddStmt(E->getRHS()); 704 Writer.AddSourceLocation(E->getBuiltinLoc(), Record); 705 Writer.AddSourceLocation(E->getRParenLoc(), Record); 706 Code = serialization::EXPR_CHOOSE; 707} 708 709void ASTStmtWriter::VisitGNUNullExpr(GNUNullExpr *E) { 710 VisitExpr(E); 711 Writer.AddSourceLocation(E->getTokenLocation(), Record); 712 Code = serialization::EXPR_GNU_NULL; 713} 714 715void ASTStmtWriter::VisitShuffleVectorExpr(ShuffleVectorExpr *E) { 716 VisitExpr(E); 717 Record.push_back(E->getNumSubExprs()); 718 for (unsigned I = 0, N = E->getNumSubExprs(); I != N; ++I) 719 Writer.AddStmt(E->getExpr(I)); 720 Writer.AddSourceLocation(E->getBuiltinLoc(), Record); 721 Writer.AddSourceLocation(E->getRParenLoc(), Record); 722 Code = serialization::EXPR_SHUFFLE_VECTOR; 723} 724 725void ASTStmtWriter::VisitBlockExpr(BlockExpr *E) { 726 VisitExpr(E); 727 Writer.AddDeclRef(E->getBlockDecl(), Record); 728 Code = serialization::EXPR_BLOCK; 729} 730 731void ASTStmtWriter::VisitGenericSelectionExpr(GenericSelectionExpr *E) { 732 VisitExpr(E); 733 Record.push_back(E->getNumAssocs()); 734 735 Writer.AddStmt(E->getControllingExpr()); 736 for (unsigned I = 0, N = E->getNumAssocs(); I != N; ++I) { 737 Writer.AddTypeSourceInfo(E->getAssocTypeSourceInfo(I), Record); 738 Writer.AddStmt(E->getAssocExpr(I)); 739 } 740 Record.push_back(E->isResultDependent() ? -1U : E->getResultIndex()); 741 742 Writer.AddSourceLocation(E->getGenericLoc(), Record); 743 Writer.AddSourceLocation(E->getDefaultLoc(), Record); 744 Writer.AddSourceLocation(E->getRParenLoc(), Record); 745 Code = serialization::EXPR_GENERIC_SELECTION; 746} 747 748void ASTStmtWriter::VisitPseudoObjectExpr(PseudoObjectExpr *E) { 749 VisitExpr(E); 750 Record.push_back(E->getNumSemanticExprs()); 751 752 // Push the result index. Currently, this needs to exactly match 753 // the encoding used internally for ResultIndex. 754 unsigned result = E->getResultExprIndex(); 755 result = (result == PseudoObjectExpr::NoResult ? 0 : result + 1); 756 Record.push_back(result); 757 758 Writer.AddStmt(E->getSyntacticForm()); 759 for (PseudoObjectExpr::semantics_iterator 760 i = E->semantics_begin(), e = E->semantics_end(); i != e; ++i) { 761 Writer.AddStmt(*i); 762 } 763 Code = serialization::EXPR_PSEUDO_OBJECT; 764} 765 766void ASTStmtWriter::VisitAtomicExpr(AtomicExpr *E) { 767 VisitExpr(E); 768 Record.push_back(E->getOp()); 769 for (unsigned I = 0, N = E->getNumSubExprs(); I != N; ++I) 770 Writer.AddStmt(E->getSubExprs()[I]); 771 Writer.AddSourceLocation(E->getBuiltinLoc(), Record); 772 Writer.AddSourceLocation(E->getRParenLoc(), Record); 773 Code = serialization::EXPR_ATOMIC; 774} 775 776//===----------------------------------------------------------------------===// 777// Objective-C Expressions and Statements. 778//===----------------------------------------------------------------------===// 779 780void ASTStmtWriter::VisitObjCStringLiteral(ObjCStringLiteral *E) { 781 VisitExpr(E); 782 Writer.AddStmt(E->getString()); 783 Writer.AddSourceLocation(E->getAtLoc(), Record); 784 Code = serialization::EXPR_OBJC_STRING_LITERAL; 785} 786 787void ASTStmtWriter::VisitObjCBoxedExpr(ObjCBoxedExpr *E) { 788 VisitExpr(E); 789 Writer.AddStmt(E->getSubExpr()); 790 Writer.AddDeclRef(E->getBoxingMethod(), Record); 791 Writer.AddSourceRange(E->getSourceRange(), Record); 792 Code = serialization::EXPR_OBJC_BOXED_EXPRESSION; 793} 794 795void ASTStmtWriter::VisitObjCArrayLiteral(ObjCArrayLiteral *E) { 796 VisitExpr(E); 797 Record.push_back(E->getNumElements()); 798 for (unsigned i = 0; i < E->getNumElements(); i++) 799 Writer.AddStmt(E->getElement(i)); 800 Writer.AddDeclRef(E->getArrayWithObjectsMethod(), Record); 801 Writer.AddSourceRange(E->getSourceRange(), Record); 802 Code = serialization::EXPR_OBJC_ARRAY_LITERAL; 803} 804 805void ASTStmtWriter::VisitObjCDictionaryLiteral(ObjCDictionaryLiteral *E) { 806 VisitExpr(E); 807 Record.push_back(E->getNumElements()); 808 Record.push_back(E->HasPackExpansions); 809 for (unsigned i = 0; i < E->getNumElements(); i++) { 810 ObjCDictionaryElement Element = E->getKeyValueElement(i); 811 Writer.AddStmt(Element.Key); 812 Writer.AddStmt(Element.Value); 813 if (E->HasPackExpansions) { 814 Writer.AddSourceLocation(Element.EllipsisLoc, Record); 815 unsigned NumExpansions = 0; 816 if (Element.NumExpansions) 817 NumExpansions = *Element.NumExpansions + 1; 818 Record.push_back(NumExpansions); 819 } 820 } 821 822 Writer.AddDeclRef(E->getDictWithObjectsMethod(), Record); 823 Writer.AddSourceRange(E->getSourceRange(), Record); 824 Code = serialization::EXPR_OBJC_DICTIONARY_LITERAL; 825} 826 827void ASTStmtWriter::VisitObjCEncodeExpr(ObjCEncodeExpr *E) { 828 VisitExpr(E); 829 Writer.AddTypeSourceInfo(E->getEncodedTypeSourceInfo(), Record); 830 Writer.AddSourceLocation(E->getAtLoc(), Record); 831 Writer.AddSourceLocation(E->getRParenLoc(), Record); 832 Code = serialization::EXPR_OBJC_ENCODE; 833} 834 835void ASTStmtWriter::VisitObjCSelectorExpr(ObjCSelectorExpr *E) { 836 VisitExpr(E); 837 Writer.AddSelectorRef(E->getSelector(), Record); 838 Writer.AddSourceLocation(E->getAtLoc(), Record); 839 Writer.AddSourceLocation(E->getRParenLoc(), Record); 840 Code = serialization::EXPR_OBJC_SELECTOR_EXPR; 841} 842 843void ASTStmtWriter::VisitObjCProtocolExpr(ObjCProtocolExpr *E) { 844 VisitExpr(E); 845 Writer.AddDeclRef(E->getProtocol(), Record); 846 Writer.AddSourceLocation(E->getAtLoc(), Record); 847 Writer.AddSourceLocation(E->ProtoLoc, Record); 848 Writer.AddSourceLocation(E->getRParenLoc(), Record); 849 Code = serialization::EXPR_OBJC_PROTOCOL_EXPR; 850} 851 852void ASTStmtWriter::VisitObjCIvarRefExpr(ObjCIvarRefExpr *E) { 853 VisitExpr(E); 854 Writer.AddDeclRef(E->getDecl(), Record); 855 Writer.AddSourceLocation(E->getLocation(), Record); 856 Writer.AddStmt(E->getBase()); 857 Record.push_back(E->isArrow()); 858 Record.push_back(E->isFreeIvar()); 859 Code = serialization::EXPR_OBJC_IVAR_REF_EXPR; 860} 861 862void ASTStmtWriter::VisitObjCPropertyRefExpr(ObjCPropertyRefExpr *E) { 863 VisitExpr(E); 864 Record.push_back(E->SetterAndMethodRefFlags.getInt()); 865 Record.push_back(E->isImplicitProperty()); 866 if (E->isImplicitProperty()) { 867 Writer.AddDeclRef(E->getImplicitPropertyGetter(), Record); 868 Writer.AddDeclRef(E->getImplicitPropertySetter(), Record); 869 } else { 870 Writer.AddDeclRef(E->getExplicitProperty(), Record); 871 } 872 Writer.AddSourceLocation(E->getLocation(), Record); 873 Writer.AddSourceLocation(E->getReceiverLocation(), Record); 874 if (E->isObjectReceiver()) { 875 Record.push_back(0); 876 Writer.AddStmt(E->getBase()); 877 } else if (E->isSuperReceiver()) { 878 Record.push_back(1); 879 Writer.AddTypeRef(E->getSuperReceiverType(), Record); 880 } else { 881 Record.push_back(2); 882 Writer.AddDeclRef(E->getClassReceiver(), Record); 883 } 884 885 Code = serialization::EXPR_OBJC_PROPERTY_REF_EXPR; 886} 887 888void ASTStmtWriter::VisitObjCSubscriptRefExpr(ObjCSubscriptRefExpr *E) { 889 VisitExpr(E); 890 Writer.AddSourceLocation(E->getRBracket(), Record); 891 Writer.AddStmt(E->getBaseExpr()); 892 Writer.AddStmt(E->getKeyExpr()); 893 Writer.AddDeclRef(E->getAtIndexMethodDecl(), Record); 894 Writer.AddDeclRef(E->setAtIndexMethodDecl(), Record); 895 896 Code = serialization::EXPR_OBJC_SUBSCRIPT_REF_EXPR; 897} 898 899void ASTStmtWriter::VisitObjCMessageExpr(ObjCMessageExpr *E) { 900 VisitExpr(E); 901 Record.push_back(E->getNumArgs()); 902 Record.push_back(E->getNumStoredSelLocs()); 903 Record.push_back(E->SelLocsKind); 904 Record.push_back(E->isDelegateInitCall()); 905 Record.push_back(E->IsImplicit); 906 Record.push_back((unsigned)E->getReceiverKind()); // FIXME: stable encoding 907 switch (E->getReceiverKind()) { 908 case ObjCMessageExpr::Instance: 909 Writer.AddStmt(E->getInstanceReceiver()); 910 break; 911 912 case ObjCMessageExpr::Class: 913 Writer.AddTypeSourceInfo(E->getClassReceiverTypeInfo(), Record); 914 break; 915 916 case ObjCMessageExpr::SuperClass: 917 case ObjCMessageExpr::SuperInstance: 918 Writer.AddTypeRef(E->getSuperType(), Record); 919 Writer.AddSourceLocation(E->getSuperLoc(), Record); 920 break; 921 } 922 923 if (E->getMethodDecl()) { 924 Record.push_back(1); 925 Writer.AddDeclRef(E->getMethodDecl(), Record); 926 } else { 927 Record.push_back(0); 928 Writer.AddSelectorRef(E->getSelector(), Record); 929 } 930 931 Writer.AddSourceLocation(E->getLeftLoc(), Record); 932 Writer.AddSourceLocation(E->getRightLoc(), Record); 933 934 for (CallExpr::arg_iterator Arg = E->arg_begin(), ArgEnd = E->arg_end(); 935 Arg != ArgEnd; ++Arg) 936 Writer.AddStmt(*Arg); 937 938 SourceLocation *Locs = E->getStoredSelLocs(); 939 for (unsigned i = 0, e = E->getNumStoredSelLocs(); i != e; ++i) 940 Writer.AddSourceLocation(Locs[i], Record); 941 942 Code = serialization::EXPR_OBJC_MESSAGE_EXPR; 943} 944 945void ASTStmtWriter::VisitObjCForCollectionStmt(ObjCForCollectionStmt *S) { 946 VisitStmt(S); 947 Writer.AddStmt(S->getElement()); 948 Writer.AddStmt(S->getCollection()); 949 Writer.AddStmt(S->getBody()); 950 Writer.AddSourceLocation(S->getForLoc(), Record); 951 Writer.AddSourceLocation(S->getRParenLoc(), Record); 952 Code = serialization::STMT_OBJC_FOR_COLLECTION; 953} 954 955void ASTStmtWriter::VisitObjCAtCatchStmt(ObjCAtCatchStmt *S) { 956 Writer.AddStmt(S->getCatchBody()); 957 Writer.AddDeclRef(S->getCatchParamDecl(), Record); 958 Writer.AddSourceLocation(S->getAtCatchLoc(), Record); 959 Writer.AddSourceLocation(S->getRParenLoc(), Record); 960 Code = serialization::STMT_OBJC_CATCH; 961} 962 963void ASTStmtWriter::VisitObjCAtFinallyStmt(ObjCAtFinallyStmt *S) { 964 Writer.AddStmt(S->getFinallyBody()); 965 Writer.AddSourceLocation(S->getAtFinallyLoc(), Record); 966 Code = serialization::STMT_OBJC_FINALLY; 967} 968 969void ASTStmtWriter::VisitObjCAutoreleasePoolStmt(ObjCAutoreleasePoolStmt *S) { 970 Writer.AddStmt(S->getSubStmt()); 971 Writer.AddSourceLocation(S->getAtLoc(), Record); 972 Code = serialization::STMT_OBJC_AUTORELEASE_POOL; 973} 974 975void ASTStmtWriter::VisitObjCAtTryStmt(ObjCAtTryStmt *S) { 976 Record.push_back(S->getNumCatchStmts()); 977 Record.push_back(S->getFinallyStmt() != 0); 978 Writer.AddStmt(S->getTryBody()); 979 for (unsigned I = 0, N = S->getNumCatchStmts(); I != N; ++I) 980 Writer.AddStmt(S->getCatchStmt(I)); 981 if (S->getFinallyStmt()) 982 Writer.AddStmt(S->getFinallyStmt()); 983 Writer.AddSourceLocation(S->getAtTryLoc(), Record); 984 Code = serialization::STMT_OBJC_AT_TRY; 985} 986 987void ASTStmtWriter::VisitObjCAtSynchronizedStmt(ObjCAtSynchronizedStmt *S) { 988 Writer.AddStmt(S->getSynchExpr()); 989 Writer.AddStmt(S->getSynchBody()); 990 Writer.AddSourceLocation(S->getAtSynchronizedLoc(), Record); 991 Code = serialization::STMT_OBJC_AT_SYNCHRONIZED; 992} 993 994void ASTStmtWriter::VisitObjCAtThrowStmt(ObjCAtThrowStmt *S) { 995 Writer.AddStmt(S->getThrowExpr()); 996 Writer.AddSourceLocation(S->getThrowLoc(), Record); 997 Code = serialization::STMT_OBJC_AT_THROW; 998} 999 1000void ASTStmtWriter::VisitObjCBoolLiteralExpr(ObjCBoolLiteralExpr *E) { 1001 VisitExpr(E); 1002 Record.push_back(E->getValue()); 1003 Writer.AddSourceLocation(E->getLocation(), Record); 1004 Code = serialization::EXPR_OBJC_BOOL_LITERAL; 1005} 1006 1007//===----------------------------------------------------------------------===// 1008// C++ Expressions and Statements. 1009//===----------------------------------------------------------------------===// 1010 1011void ASTStmtWriter::VisitCXXCatchStmt(CXXCatchStmt *S) { 1012 VisitStmt(S); 1013 Writer.AddSourceLocation(S->getCatchLoc(), Record); 1014 Writer.AddDeclRef(S->getExceptionDecl(), Record); 1015 Writer.AddStmt(S->getHandlerBlock()); 1016 Code = serialization::STMT_CXX_CATCH; 1017} 1018 1019void ASTStmtWriter::VisitCXXTryStmt(CXXTryStmt *S) { 1020 VisitStmt(S); 1021 Record.push_back(S->getNumHandlers()); 1022 Writer.AddSourceLocation(S->getTryLoc(), Record); 1023 Writer.AddStmt(S->getTryBlock()); 1024 for (unsigned i = 0, e = S->getNumHandlers(); i != e; ++i) 1025 Writer.AddStmt(S->getHandler(i)); 1026 Code = serialization::STMT_CXX_TRY; 1027} 1028 1029void ASTStmtWriter::VisitCXXForRangeStmt(CXXForRangeStmt *S) { 1030 VisitStmt(S); 1031 Writer.AddSourceLocation(S->getForLoc(), Record); 1032 Writer.AddSourceLocation(S->getColonLoc(), Record); 1033 Writer.AddSourceLocation(S->getRParenLoc(), Record); 1034 Writer.AddStmt(S->getRangeStmt()); 1035 Writer.AddStmt(S->getBeginEndStmt()); 1036 Writer.AddStmt(S->getCond()); 1037 Writer.AddStmt(S->getInc()); 1038 Writer.AddStmt(S->getLoopVarStmt()); 1039 Writer.AddStmt(S->getBody()); 1040 Code = serialization::STMT_CXX_FOR_RANGE; 1041} 1042 1043void ASTStmtWriter::VisitMSDependentExistsStmt(MSDependentExistsStmt *S) { 1044 VisitStmt(S); 1045 Writer.AddSourceLocation(S->getKeywordLoc(), Record); 1046 Record.push_back(S->isIfExists()); 1047 Writer.AddNestedNameSpecifierLoc(S->getQualifierLoc(), Record); 1048 Writer.AddDeclarationNameInfo(S->getNameInfo(), Record); 1049 Writer.AddStmt(S->getSubStmt()); 1050 Code = serialization::STMT_MS_DEPENDENT_EXISTS; 1051} 1052 1053void ASTStmtWriter::VisitCXXOperatorCallExpr(CXXOperatorCallExpr *E) { 1054 VisitCallExpr(E); 1055 Record.push_back(E->getOperator()); 1056 Writer.AddSourceRange(E->Range, Record); 1057 Code = serialization::EXPR_CXX_OPERATOR_CALL; 1058} 1059 1060void ASTStmtWriter::VisitCXXMemberCallExpr(CXXMemberCallExpr *E) { 1061 VisitCallExpr(E); 1062 Code = serialization::EXPR_CXX_MEMBER_CALL; 1063} 1064 1065void ASTStmtWriter::VisitCXXConstructExpr(CXXConstructExpr *E) { 1066 VisitExpr(E); 1067 Record.push_back(E->getNumArgs()); 1068 for (unsigned I = 0, N = E->getNumArgs(); I != N; ++I) 1069 Writer.AddStmt(E->getArg(I)); 1070 Writer.AddDeclRef(E->getConstructor(), Record); 1071 Writer.AddSourceLocation(E->getLocation(), Record); 1072 Record.push_back(E->isElidable()); 1073 Record.push_back(E->hadMultipleCandidates()); 1074 Record.push_back(E->requiresZeroInitialization()); 1075 Record.push_back(E->getConstructionKind()); // FIXME: stable encoding 1076 Writer.AddSourceRange(E->getParenRange(), Record); 1077 Code = serialization::EXPR_CXX_CONSTRUCT; 1078} 1079 1080void ASTStmtWriter::VisitCXXTemporaryObjectExpr(CXXTemporaryObjectExpr *E) { 1081 VisitCXXConstructExpr(E); 1082 Writer.AddTypeSourceInfo(E->getTypeSourceInfo(), Record); 1083 Code = serialization::EXPR_CXX_TEMPORARY_OBJECT; 1084} 1085 1086void ASTStmtWriter::VisitLambdaExpr(LambdaExpr *E) { 1087 VisitExpr(E); 1088 Record.push_back(E->NumCaptures); 1089 unsigned NumArrayIndexVars = 0; 1090 if (E->HasArrayIndexVars) 1091 NumArrayIndexVars = E->getArrayIndexStarts()[E->NumCaptures]; 1092 Record.push_back(NumArrayIndexVars); 1093 Writer.AddSourceRange(E->IntroducerRange, Record); 1094 Record.push_back(E->CaptureDefault); // FIXME: stable encoding 1095 Record.push_back(E->ExplicitParams); 1096 Record.push_back(E->ExplicitResultType); 1097 Writer.AddSourceLocation(E->ClosingBrace, Record); 1098 1099 // Add capture initializers. 1100 for (LambdaExpr::capture_init_iterator C = E->capture_init_begin(), 1101 CEnd = E->capture_init_end(); 1102 C != CEnd; ++C) { 1103 Writer.AddStmt(*C); 1104 } 1105 1106 // Add array index variables, if any. 1107 if (NumArrayIndexVars) { 1108 Record.append(E->getArrayIndexStarts(), 1109 E->getArrayIndexStarts() + E->NumCaptures + 1); 1110 VarDecl **ArrayIndexVars = E->getArrayIndexVars(); 1111 for (unsigned I = 0; I != NumArrayIndexVars; ++I) 1112 Writer.AddDeclRef(ArrayIndexVars[I], Record); 1113 } 1114 1115 Code = serialization::EXPR_LAMBDA; 1116} 1117 1118void ASTStmtWriter::VisitCXXNamedCastExpr(CXXNamedCastExpr *E) { 1119 VisitExplicitCastExpr(E); 1120 Writer.AddSourceRange(SourceRange(E->getOperatorLoc(), E->getRParenLoc()), 1121 Record); 1122} 1123 1124void ASTStmtWriter::VisitCXXStaticCastExpr(CXXStaticCastExpr *E) { 1125 VisitCXXNamedCastExpr(E); 1126 Code = serialization::EXPR_CXX_STATIC_CAST; 1127} 1128 1129void ASTStmtWriter::VisitCXXDynamicCastExpr(CXXDynamicCastExpr *E) { 1130 VisitCXXNamedCastExpr(E); 1131 Code = serialization::EXPR_CXX_DYNAMIC_CAST; 1132} 1133 1134void ASTStmtWriter::VisitCXXReinterpretCastExpr(CXXReinterpretCastExpr *E) { 1135 VisitCXXNamedCastExpr(E); 1136 Code = serialization::EXPR_CXX_REINTERPRET_CAST; 1137} 1138 1139void ASTStmtWriter::VisitCXXConstCastExpr(CXXConstCastExpr *E) { 1140 VisitCXXNamedCastExpr(E); 1141 Code = serialization::EXPR_CXX_CONST_CAST; 1142} 1143 1144void ASTStmtWriter::VisitCXXFunctionalCastExpr(CXXFunctionalCastExpr *E) { 1145 VisitExplicitCastExpr(E); 1146 Writer.AddSourceLocation(E->getTypeBeginLoc(), Record); 1147 Writer.AddSourceLocation(E->getRParenLoc(), Record); 1148 Code = serialization::EXPR_CXX_FUNCTIONAL_CAST; 1149} 1150 1151void ASTStmtWriter::VisitUserDefinedLiteral(UserDefinedLiteral *E) { 1152 VisitCallExpr(E); 1153 Writer.AddSourceLocation(E->UDSuffixLoc, Record); 1154 Code = serialization::EXPR_USER_DEFINED_LITERAL; 1155} 1156 1157void ASTStmtWriter::VisitCXXBoolLiteralExpr(CXXBoolLiteralExpr *E) { 1158 VisitExpr(E); 1159 Record.push_back(E->getValue()); 1160 Writer.AddSourceLocation(E->getLocation(), Record); 1161 Code = serialization::EXPR_CXX_BOOL_LITERAL; 1162} 1163 1164void ASTStmtWriter::VisitCXXNullPtrLiteralExpr(CXXNullPtrLiteralExpr *E) { 1165 VisitExpr(E); 1166 Writer.AddSourceLocation(E->getLocation(), Record); 1167 Code = serialization::EXPR_CXX_NULL_PTR_LITERAL; 1168} 1169 1170void ASTStmtWriter::VisitCXXTypeidExpr(CXXTypeidExpr *E) { 1171 VisitExpr(E); 1172 Writer.AddSourceRange(E->getSourceRange(), Record); 1173 if (E->isTypeOperand()) { 1174 Writer.AddTypeSourceInfo(E->getTypeOperandSourceInfo(), Record); 1175 Code = serialization::EXPR_CXX_TYPEID_TYPE; 1176 } else { 1177 Writer.AddStmt(E->getExprOperand()); 1178 Code = serialization::EXPR_CXX_TYPEID_EXPR; 1179 } 1180} 1181 1182void ASTStmtWriter::VisitCXXThisExpr(CXXThisExpr *E) { 1183 VisitExpr(E); 1184 Writer.AddSourceLocation(E->getLocation(), Record); 1185 Record.push_back(E->isImplicit()); 1186 Code = serialization::EXPR_CXX_THIS; 1187} 1188 1189void ASTStmtWriter::VisitCXXThrowExpr(CXXThrowExpr *E) { 1190 VisitExpr(E); 1191 Writer.AddSourceLocation(E->getThrowLoc(), Record); 1192 Writer.AddStmt(E->getSubExpr()); 1193 Record.push_back(E->isThrownVariableInScope()); 1194 Code = serialization::EXPR_CXX_THROW; 1195} 1196 1197void ASTStmtWriter::VisitCXXDefaultArgExpr(CXXDefaultArgExpr *E) { 1198 VisitExpr(E); 1199 1200 bool HasOtherExprStored = E->Param.getInt(); 1201 // Store these first, the reader reads them before creation. 1202 Record.push_back(HasOtherExprStored); 1203 if (HasOtherExprStored) 1204 Writer.AddStmt(E->getExpr()); 1205 Writer.AddDeclRef(E->getParam(), Record); 1206 Writer.AddSourceLocation(E->getUsedLocation(), Record); 1207 1208 Code = serialization::EXPR_CXX_DEFAULT_ARG; 1209} 1210 1211void ASTStmtWriter::VisitCXXBindTemporaryExpr(CXXBindTemporaryExpr *E) { 1212 VisitExpr(E); 1213 Writer.AddCXXTemporary(E->getTemporary(), Record); 1214 Writer.AddStmt(E->getSubExpr()); 1215 Code = serialization::EXPR_CXX_BIND_TEMPORARY; 1216} 1217 1218void ASTStmtWriter::VisitCXXScalarValueInitExpr(CXXScalarValueInitExpr *E) { 1219 VisitExpr(E); 1220 Writer.AddTypeSourceInfo(E->getTypeSourceInfo(), Record); 1221 Writer.AddSourceLocation(E->getRParenLoc(), Record); 1222 Code = serialization::EXPR_CXX_SCALAR_VALUE_INIT; 1223} 1224 1225void ASTStmtWriter::VisitCXXNewExpr(CXXNewExpr *E) { 1226 VisitExpr(E); 1227 Record.push_back(E->isGlobalNew()); 1228 Record.push_back(E->isArray()); 1229 Record.push_back(E->doesUsualArrayDeleteWantSize()); 1230 Record.push_back(E->getNumPlacementArgs()); 1231 Record.push_back(E->StoredInitializationStyle); 1232 Writer.AddDeclRef(E->getOperatorNew(), Record); 1233 Writer.AddDeclRef(E->getOperatorDelete(), Record); 1234 Writer.AddTypeSourceInfo(E->getAllocatedTypeSourceInfo(), Record); 1235 Writer.AddSourceRange(E->getTypeIdParens(), Record); 1236 Writer.AddSourceLocation(E->getStartLoc(), Record); 1237 Writer.AddSourceRange(E->getDirectInitRange(), Record); 1238 for (CXXNewExpr::arg_iterator I = E->raw_arg_begin(), e = E->raw_arg_end(); 1239 I != e; ++I) 1240 Writer.AddStmt(*I); 1241 1242 Code = serialization::EXPR_CXX_NEW; 1243} 1244 1245void ASTStmtWriter::VisitCXXDeleteExpr(CXXDeleteExpr *E) { 1246 VisitExpr(E); 1247 Record.push_back(E->isGlobalDelete()); 1248 Record.push_back(E->isArrayForm()); 1249 Record.push_back(E->isArrayFormAsWritten()); 1250 Record.push_back(E->doesUsualArrayDeleteWantSize()); 1251 Writer.AddDeclRef(E->getOperatorDelete(), Record); 1252 Writer.AddStmt(E->getArgument()); 1253 Writer.AddSourceLocation(E->getSourceRange().getBegin(), Record); 1254 1255 Code = serialization::EXPR_CXX_DELETE; 1256} 1257 1258void ASTStmtWriter::VisitCXXPseudoDestructorExpr(CXXPseudoDestructorExpr *E) { 1259 VisitExpr(E); 1260 1261 Writer.AddStmt(E->getBase()); 1262 Record.push_back(E->isArrow()); 1263 Writer.AddSourceLocation(E->getOperatorLoc(), Record); 1264 Writer.AddNestedNameSpecifierLoc(E->getQualifierLoc(), Record); 1265 Writer.AddTypeSourceInfo(E->getScopeTypeInfo(), Record); 1266 Writer.AddSourceLocation(E->getColonColonLoc(), Record); 1267 Writer.AddSourceLocation(E->getTildeLoc(), Record); 1268 1269 // PseudoDestructorTypeStorage. 1270 Writer.AddIdentifierRef(E->getDestroyedTypeIdentifier(), Record); 1271 if (E->getDestroyedTypeIdentifier()) 1272 Writer.AddSourceLocation(E->getDestroyedTypeLoc(), Record); 1273 else 1274 Writer.AddTypeSourceInfo(E->getDestroyedTypeInfo(), Record); 1275 1276 Code = serialization::EXPR_CXX_PSEUDO_DESTRUCTOR; 1277} 1278 1279void ASTStmtWriter::VisitExprWithCleanups(ExprWithCleanups *E) { 1280 VisitExpr(E); 1281 Record.push_back(E->getNumObjects()); 1282 for (unsigned i = 0, e = E->getNumObjects(); i != e; ++i) 1283 Writer.AddDeclRef(E->getObject(i), Record); 1284 1285 Writer.AddStmt(E->getSubExpr()); 1286 Code = serialization::EXPR_EXPR_WITH_CLEANUPS; 1287} 1288 1289void 1290ASTStmtWriter::VisitCXXDependentScopeMemberExpr(CXXDependentScopeMemberExpr *E){ 1291 VisitExpr(E); 1292 1293 // Don't emit anything here, HasTemplateKWAndArgsInfo must be 1294 // emitted first. 1295 1296 Record.push_back(E->HasTemplateKWAndArgsInfo); 1297 if (E->HasTemplateKWAndArgsInfo) { 1298 const ASTTemplateKWAndArgsInfo &Args = *E->getTemplateKWAndArgsInfo(); 1299 Record.push_back(Args.NumTemplateArgs); 1300 AddTemplateKWAndArgsInfo(Args); 1301 } 1302 1303 if (!E->isImplicitAccess()) 1304 Writer.AddStmt(E->getBase()); 1305 else 1306 Writer.AddStmt(0); 1307 Writer.AddTypeRef(E->getBaseType(), Record); 1308 Record.push_back(E->isArrow()); 1309 Writer.AddSourceLocation(E->getOperatorLoc(), Record); 1310 Writer.AddNestedNameSpecifierLoc(E->getQualifierLoc(), Record); 1311 Writer.AddDeclRef(E->getFirstQualifierFoundInScope(), Record); 1312 Writer.AddDeclarationNameInfo(E->MemberNameInfo, Record); 1313 Code = serialization::EXPR_CXX_DEPENDENT_SCOPE_MEMBER; 1314} 1315 1316void 1317ASTStmtWriter::VisitDependentScopeDeclRefExpr(DependentScopeDeclRefExpr *E) { 1318 VisitExpr(E); 1319 1320 // Don't emit anything here, HasTemplateKWAndArgsInfo must be 1321 // emitted first. 1322 1323 Record.push_back(E->HasTemplateKWAndArgsInfo); 1324 if (E->HasTemplateKWAndArgsInfo) { 1325 const ASTTemplateKWAndArgsInfo &Args = *E->getTemplateKWAndArgsInfo(); 1326 Record.push_back(Args.NumTemplateArgs); 1327 AddTemplateKWAndArgsInfo(Args); 1328 } 1329 1330 Writer.AddNestedNameSpecifierLoc(E->getQualifierLoc(), Record); 1331 Writer.AddDeclarationNameInfo(E->NameInfo, Record); 1332 Code = serialization::EXPR_CXX_DEPENDENT_SCOPE_DECL_REF; 1333} 1334 1335void 1336ASTStmtWriter::VisitCXXUnresolvedConstructExpr(CXXUnresolvedConstructExpr *E) { 1337 VisitExpr(E); 1338 Record.push_back(E->arg_size()); 1339 for (CXXUnresolvedConstructExpr::arg_iterator 1340 ArgI = E->arg_begin(), ArgE = E->arg_end(); ArgI != ArgE; ++ArgI) 1341 Writer.AddStmt(*ArgI); 1342 Writer.AddTypeSourceInfo(E->getTypeSourceInfo(), Record); 1343 Writer.AddSourceLocation(E->getLParenLoc(), Record); 1344 Writer.AddSourceLocation(E->getRParenLoc(), Record); 1345 Code = serialization::EXPR_CXX_UNRESOLVED_CONSTRUCT; 1346} 1347 1348void ASTStmtWriter::VisitOverloadExpr(OverloadExpr *E) { 1349 VisitExpr(E); 1350 1351 // Don't emit anything here, HasTemplateKWAndArgsInfo must be 1352 // emitted first. 1353 1354 Record.push_back(E->HasTemplateKWAndArgsInfo); 1355 if (E->HasTemplateKWAndArgsInfo) { 1356 const ASTTemplateKWAndArgsInfo &Args = *E->getTemplateKWAndArgsInfo(); 1357 Record.push_back(Args.NumTemplateArgs); 1358 AddTemplateKWAndArgsInfo(Args); 1359 } 1360 1361 Record.push_back(E->getNumDecls()); 1362 for (OverloadExpr::decls_iterator 1363 OvI = E->decls_begin(), OvE = E->decls_end(); OvI != OvE; ++OvI) { 1364 Writer.AddDeclRef(OvI.getDecl(), Record); 1365 Record.push_back(OvI.getAccess()); 1366 } 1367 1368 Writer.AddDeclarationNameInfo(E->NameInfo, Record); 1369 Writer.AddNestedNameSpecifierLoc(E->getQualifierLoc(), Record); 1370} 1371 1372void ASTStmtWriter::VisitUnresolvedMemberExpr(UnresolvedMemberExpr *E) { 1373 VisitOverloadExpr(E); 1374 Record.push_back(E->isArrow()); 1375 Record.push_back(E->hasUnresolvedUsing()); 1376 Writer.AddStmt(!E->isImplicitAccess() ? E->getBase() : 0); 1377 Writer.AddTypeRef(E->getBaseType(), Record); 1378 Writer.AddSourceLocation(E->getOperatorLoc(), Record); 1379 Code = serialization::EXPR_CXX_UNRESOLVED_MEMBER; 1380} 1381 1382void ASTStmtWriter::VisitUnresolvedLookupExpr(UnresolvedLookupExpr *E) { 1383 VisitOverloadExpr(E); 1384 Record.push_back(E->requiresADL()); 1385 if (E->requiresADL()) 1386 Record.push_back(E->isStdAssociatedNamespace()); 1387 Record.push_back(E->isOverloaded()); 1388 Writer.AddDeclRef(E->getNamingClass(), Record); 1389 Code = serialization::EXPR_CXX_UNRESOLVED_LOOKUP; 1390} 1391 1392void ASTStmtWriter::VisitUnaryTypeTraitExpr(UnaryTypeTraitExpr *E) { 1393 VisitExpr(E); 1394 Record.push_back(E->getTrait()); 1395 Record.push_back(E->getValue()); 1396 Writer.AddSourceRange(E->getSourceRange(), Record); 1397 Writer.AddTypeSourceInfo(E->getQueriedTypeSourceInfo(), Record); 1398 Code = serialization::EXPR_CXX_UNARY_TYPE_TRAIT; 1399} 1400 1401void ASTStmtWriter::VisitBinaryTypeTraitExpr(BinaryTypeTraitExpr *E) { 1402 VisitExpr(E); 1403 Record.push_back(E->getTrait()); 1404 Record.push_back(E->getValue()); 1405 Writer.AddSourceRange(E->getSourceRange(), Record); 1406 Writer.AddTypeSourceInfo(E->getLhsTypeSourceInfo(), Record); 1407 Writer.AddTypeSourceInfo(E->getRhsTypeSourceInfo(), Record); 1408 Code = serialization::EXPR_BINARY_TYPE_TRAIT; 1409} 1410 1411void ASTStmtWriter::VisitTypeTraitExpr(TypeTraitExpr *E) { 1412 VisitExpr(E); 1413 Record.push_back(E->TypeTraitExprBits.NumArgs); 1414 Record.push_back(E->TypeTraitExprBits.Kind); // FIXME: Stable encoding 1415 Record.push_back(E->TypeTraitExprBits.Value); 1416 for (unsigned I = 0, N = E->getNumArgs(); I != N; ++I) 1417 Writer.AddTypeSourceInfo(E->getArg(I), Record); 1418 Code = serialization::EXPR_TYPE_TRAIT; 1419} 1420 1421void ASTStmtWriter::VisitArrayTypeTraitExpr(ArrayTypeTraitExpr *E) { 1422 VisitExpr(E); 1423 Record.push_back(E->getTrait()); 1424 Record.push_back(E->getValue()); 1425 Writer.AddSourceRange(E->getSourceRange(), Record); 1426 Writer.AddTypeSourceInfo(E->getQueriedTypeSourceInfo(), Record); 1427 Code = serialization::EXPR_ARRAY_TYPE_TRAIT; 1428} 1429 1430void ASTStmtWriter::VisitExpressionTraitExpr(ExpressionTraitExpr *E) { 1431 VisitExpr(E); 1432 Record.push_back(E->getTrait()); 1433 Record.push_back(E->getValue()); 1434 Writer.AddSourceRange(E->getSourceRange(), Record); 1435 Writer.AddStmt(E->getQueriedExpression()); 1436 Code = serialization::EXPR_CXX_EXPRESSION_TRAIT; 1437} 1438 1439void ASTStmtWriter::VisitCXXNoexceptExpr(CXXNoexceptExpr *E) { 1440 VisitExpr(E); 1441 Record.push_back(E->getValue()); 1442 Writer.AddSourceRange(E->getSourceRange(), Record); 1443 Writer.AddStmt(E->getOperand()); 1444 Code = serialization::EXPR_CXX_NOEXCEPT; 1445} 1446 1447void ASTStmtWriter::VisitPackExpansionExpr(PackExpansionExpr *E) { 1448 VisitExpr(E); 1449 Writer.AddSourceLocation(E->getEllipsisLoc(), Record); 1450 Record.push_back(E->NumExpansions); 1451 Writer.AddStmt(E->getPattern()); 1452 Code = serialization::EXPR_PACK_EXPANSION; 1453} 1454 1455void ASTStmtWriter::VisitSizeOfPackExpr(SizeOfPackExpr *E) { 1456 VisitExpr(E); 1457 Writer.AddSourceLocation(E->OperatorLoc, Record); 1458 Writer.AddSourceLocation(E->PackLoc, Record); 1459 Writer.AddSourceLocation(E->RParenLoc, Record); 1460 Record.push_back(E->Length); 1461 Writer.AddDeclRef(E->Pack, Record); 1462 Code = serialization::EXPR_SIZEOF_PACK; 1463} 1464 1465void ASTStmtWriter::VisitSubstNonTypeTemplateParmExpr( 1466 SubstNonTypeTemplateParmExpr *E) { 1467 VisitExpr(E); 1468 Writer.AddDeclRef(E->getParameter(), Record); 1469 Writer.AddSourceLocation(E->getNameLoc(), Record); 1470 Writer.AddStmt(E->getReplacement()); 1471 Code = serialization::EXPR_SUBST_NON_TYPE_TEMPLATE_PARM; 1472} 1473 1474void ASTStmtWriter::VisitSubstNonTypeTemplateParmPackExpr( 1475 SubstNonTypeTemplateParmPackExpr *E) { 1476 VisitExpr(E); 1477 Writer.AddDeclRef(E->getParameterPack(), Record); 1478 Writer.AddTemplateArgument(E->getArgumentPack(), Record); 1479 Writer.AddSourceLocation(E->getParameterPackLocation(), Record); 1480 Code = serialization::EXPR_SUBST_NON_TYPE_TEMPLATE_PARM_PACK; 1481} 1482 1483void ASTStmtWriter::VisitMaterializeTemporaryExpr(MaterializeTemporaryExpr *E) { 1484 VisitExpr(E); 1485 Writer.AddStmt(E->Temporary); 1486 Code = serialization::EXPR_MATERIALIZE_TEMPORARY; 1487} 1488 1489void ASTStmtWriter::VisitOpaqueValueExpr(OpaqueValueExpr *E) { 1490 VisitExpr(E); 1491 Writer.AddStmt(E->getSourceExpr()); 1492 Writer.AddSourceLocation(E->getLocation(), Record); 1493 Code = serialization::EXPR_OPAQUE_VALUE; 1494} 1495 1496//===----------------------------------------------------------------------===// 1497// CUDA Expressions and Statements. 1498//===----------------------------------------------------------------------===// 1499 1500void ASTStmtWriter::VisitCUDAKernelCallExpr(CUDAKernelCallExpr *E) { 1501 VisitCallExpr(E); 1502 Writer.AddStmt(E->getConfig()); 1503 Code = serialization::EXPR_CUDA_KERNEL_CALL; 1504} 1505 1506//===----------------------------------------------------------------------===// 1507// OpenCL Expressions and Statements. 1508//===----------------------------------------------------------------------===// 1509void ASTStmtWriter::VisitAsTypeExpr(AsTypeExpr *E) { 1510 VisitExpr(E); 1511 Writer.AddSourceLocation(E->getBuiltinLoc(), Record); 1512 Writer.AddSourceLocation(E->getRParenLoc(), Record); 1513 Writer.AddStmt(E->getSrcExpr()); 1514 Code = serialization::EXPR_ASTYPE; 1515} 1516 1517//===----------------------------------------------------------------------===// 1518// Microsoft Expressions and Statements. 1519//===----------------------------------------------------------------------===// 1520void ASTStmtWriter::VisitCXXUuidofExpr(CXXUuidofExpr *E) { 1521 VisitExpr(E); 1522 Writer.AddSourceRange(E->getSourceRange(), Record); 1523 if (E->isTypeOperand()) { 1524 Writer.AddTypeSourceInfo(E->getTypeOperandSourceInfo(), Record); 1525 Code = serialization::EXPR_CXX_UUIDOF_TYPE; 1526 } else { 1527 Writer.AddStmt(E->getExprOperand()); 1528 Code = serialization::EXPR_CXX_UUIDOF_EXPR; 1529 } 1530} 1531 1532void ASTStmtWriter::VisitSEHExceptStmt(SEHExceptStmt *S) { 1533 VisitStmt(S); 1534 Writer.AddSourceLocation(S->getExceptLoc(), Record); 1535 Writer.AddStmt(S->getFilterExpr()); 1536 Writer.AddStmt(S->getBlock()); 1537 Code = serialization::STMT_SEH_EXCEPT; 1538} 1539 1540void ASTStmtWriter::VisitSEHFinallyStmt(SEHFinallyStmt *S) { 1541 VisitStmt(S); 1542 Writer.AddSourceLocation(S->getFinallyLoc(), Record); 1543 Writer.AddStmt(S->getBlock()); 1544 Code = serialization::STMT_SEH_FINALLY; 1545} 1546 1547void ASTStmtWriter::VisitSEHTryStmt(SEHTryStmt *S) { 1548 VisitStmt(S); 1549 Record.push_back(S->getIsCXXTry()); 1550 Writer.AddSourceLocation(S->getTryLoc(), Record); 1551 Writer.AddStmt(S->getTryBlock()); 1552 Writer.AddStmt(S->getHandler()); 1553 Code = serialization::STMT_SEH_TRY; 1554} 1555 1556//===----------------------------------------------------------------------===// 1557// ASTWriter Implementation 1558//===----------------------------------------------------------------------===// 1559 1560unsigned ASTWriter::RecordSwitchCaseID(SwitchCase *S) { 1561 assert(SwitchCaseIDs.find(S) == SwitchCaseIDs.end() && 1562 "SwitchCase recorded twice"); 1563 unsigned NextID = SwitchCaseIDs.size(); 1564 SwitchCaseIDs[S] = NextID; 1565 return NextID; 1566} 1567 1568unsigned ASTWriter::getSwitchCaseID(SwitchCase *S) { 1569 assert(SwitchCaseIDs.find(S) != SwitchCaseIDs.end() && 1570 "SwitchCase hasn't been seen yet"); 1571 return SwitchCaseIDs[S]; 1572} 1573 1574void ASTWriter::ClearSwitchCaseIDs() { 1575 SwitchCaseIDs.clear(); 1576} 1577 1578/// \brief Write the given substatement or subexpression to the 1579/// bitstream. 1580void ASTWriter::WriteSubStmt(Stmt *S, 1581 llvm::DenseMap<Stmt *, uint64_t> &SubStmtEntries, 1582 llvm::DenseSet<Stmt *> &ParentStmts) { 1583 RecordData Record; 1584 ASTStmtWriter Writer(*this, Record); 1585 ++NumStatements; 1586 1587 if (!S) { 1588 Stream.EmitRecord(serialization::STMT_NULL_PTR, Record); 1589 return; 1590 } 1591 1592 llvm::DenseMap<Stmt *, uint64_t>::iterator I = SubStmtEntries.find(S); 1593 if (I != SubStmtEntries.end()) { 1594 Record.push_back(I->second); 1595 Stream.EmitRecord(serialization::STMT_REF_PTR, Record); 1596 return; 1597 } 1598 1599#ifndef NDEBUG 1600 assert(!ParentStmts.count(S) && "There is a Stmt cycle!"); 1601 1602 struct ParentStmtInserterRAII { 1603 Stmt *S; 1604 llvm::DenseSet<Stmt *> &ParentStmts; 1605 1606 ParentStmtInserterRAII(Stmt *S, llvm::DenseSet<Stmt *> &ParentStmts) 1607 : S(S), ParentStmts(ParentStmts) { 1608 ParentStmts.insert(S); 1609 } 1610 ~ParentStmtInserterRAII() { 1611 ParentStmts.erase(S); 1612 } 1613 }; 1614 1615 ParentStmtInserterRAII ParentStmtInserter(S, ParentStmts); 1616#endif 1617 1618 // Redirect ASTWriter::AddStmt to collect sub stmts. 1619 SmallVector<Stmt *, 16> SubStmts; 1620 CollectedStmts = &SubStmts; 1621 1622 Writer.Code = serialization::STMT_NULL_PTR; 1623 Writer.AbbrevToUse = 0; 1624 Writer.Visit(S); 1625 1626#ifndef NDEBUG 1627 if (Writer.Code == serialization::STMT_NULL_PTR) { 1628 SourceManager &SrcMgr 1629 = DeclIDs.begin()->first->getASTContext().getSourceManager(); 1630 S->dump(SrcMgr); 1631 llvm_unreachable("Unhandled sub statement writing AST file"); 1632 } 1633#endif 1634 1635 // Revert ASTWriter::AddStmt. 1636 CollectedStmts = &StmtsToEmit; 1637 1638 // Write the sub stmts in reverse order, last to first. When reading them back 1639 // we will read them in correct order by "pop"ing them from the Stmts stack. 1640 // This simplifies reading and allows to store a variable number of sub stmts 1641 // without knowing it in advance. 1642 while (!SubStmts.empty()) 1643 WriteSubStmt(SubStmts.pop_back_val(), SubStmtEntries, ParentStmts); 1644 1645 Stream.EmitRecord(Writer.Code, Record, Writer.AbbrevToUse); 1646 1647 SubStmtEntries[S] = Stream.GetCurrentBitNo(); 1648} 1649 1650/// \brief Flush all of the statements that have been added to the 1651/// queue via AddStmt(). 1652void ASTWriter::FlushStmts() { 1653 RecordData Record; 1654 1655 // We expect to be the only consumer of the two temporary statement maps, 1656 // assert that they are empty. 1657 assert(SubStmtEntries.empty() && "unexpected entries in sub stmt map"); 1658 assert(ParentStmts.empty() && "unexpected entries in parent stmt map"); 1659 1660 for (unsigned I = 0, N = StmtsToEmit.size(); I != N; ++I) { 1661 WriteSubStmt(StmtsToEmit[I], SubStmtEntries, ParentStmts); 1662 1663 assert(N == StmtsToEmit.size() && 1664 "Substatement written via AddStmt rather than WriteSubStmt!"); 1665 1666 // Note that we are at the end of a full expression. Any 1667 // expression records that follow this one are part of a different 1668 // expression. 1669 Stream.EmitRecord(serialization::STMT_STOP, Record); 1670 1671 SubStmtEntries.clear(); 1672 ParentStmts.clear(); 1673 } 1674 1675 StmtsToEmit.clear(); 1676} 1677