ASTReaderStmt.cpp revision ebcb57a8d298862c65043e88b2429591ab3c58d3
1//===--- ASTReaderStmt.cpp - Stmt/Expr Deserialization ----------*- C++ -*-===// 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// Statement/expression deserialization. This implements the 11// ASTReader::ReadStmt method. 12// 13//===----------------------------------------------------------------------===// 14 15#include "clang/Serialization/ASTReader.h" 16#include "clang/AST/DeclCXX.h" 17#include "clang/AST/DeclTemplate.h" 18#include "clang/AST/StmtVisitor.h" 19#include "llvm/ADT/SmallString.h" 20using namespace clang; 21using namespace clang::serialization; 22 23namespace clang { 24 25 class ASTStmtReader : public StmtVisitor<ASTStmtReader> { 26 typedef ASTReader::RecordData RecordData; 27 28 ASTReader &Reader; 29 ModuleFile &F; 30 llvm::BitstreamCursor &DeclsCursor; 31 const ASTReader::RecordData &Record; 32 unsigned &Idx; 33 34 SourceLocation ReadSourceLocation(const RecordData &R, unsigned &I) { 35 return Reader.ReadSourceLocation(F, R, I); 36 } 37 38 SourceRange ReadSourceRange(const RecordData &R, unsigned &I) { 39 return Reader.ReadSourceRange(F, R, I); 40 } 41 42 TypeSourceInfo *GetTypeSourceInfo(const RecordData &R, unsigned &I) { 43 return Reader.GetTypeSourceInfo(F, R, I); 44 } 45 46 serialization::DeclID ReadDeclID(const RecordData &R, unsigned &I) { 47 return Reader.ReadDeclID(F, R, I); 48 } 49 50 Decl *ReadDecl(const RecordData &R, unsigned &I) { 51 return Reader.ReadDecl(F, R, I); 52 } 53 54 template<typename T> 55 T *ReadDeclAs(const RecordData &R, unsigned &I) { 56 return Reader.ReadDeclAs<T>(F, R, I); 57 } 58 59 void ReadDeclarationNameLoc(DeclarationNameLoc &DNLoc, DeclarationName Name, 60 const ASTReader::RecordData &R, unsigned &I) { 61 Reader.ReadDeclarationNameLoc(F, DNLoc, Name, R, I); 62 } 63 64 void ReadDeclarationNameInfo(DeclarationNameInfo &NameInfo, 65 const ASTReader::RecordData &R, unsigned &I) { 66 Reader.ReadDeclarationNameInfo(F, NameInfo, R, I); 67 } 68 69 public: 70 ASTStmtReader(ASTReader &Reader, ModuleFile &F, 71 llvm::BitstreamCursor &Cursor, 72 const ASTReader::RecordData &Record, unsigned &Idx) 73 : Reader(Reader), F(F), DeclsCursor(Cursor), Record(Record), Idx(Idx) { } 74 75 /// \brief The number of record fields required for the Stmt class 76 /// itself. 77 static const unsigned NumStmtFields = 0; 78 79 /// \brief The number of record fields required for the Expr class 80 /// itself. 81 static const unsigned NumExprFields = NumStmtFields + 7; 82 83 /// \brief Read and initialize a ExplicitTemplateArgumentList structure. 84 void ReadTemplateKWAndArgsInfo(ASTTemplateKWAndArgsInfo &Args, 85 unsigned NumTemplateArgs); 86 /// \brief Read and initialize a ExplicitTemplateArgumentList structure. 87 void ReadExplicitTemplateArgumentList(ASTTemplateArgumentListInfo &ArgList, 88 unsigned NumTemplateArgs); 89 90 void VisitStmt(Stmt *S); 91#define STMT(Type, Base) \ 92 void Visit##Type(Type *); 93#include "clang/AST/StmtNodes.inc" 94 }; 95} 96 97void ASTStmtReader:: 98ReadTemplateKWAndArgsInfo(ASTTemplateKWAndArgsInfo &Args, 99 unsigned NumTemplateArgs) { 100 SourceLocation TemplateKWLoc = ReadSourceLocation(Record, Idx); 101 TemplateArgumentListInfo ArgInfo; 102 ArgInfo.setLAngleLoc(ReadSourceLocation(Record, Idx)); 103 ArgInfo.setRAngleLoc(ReadSourceLocation(Record, Idx)); 104 for (unsigned i = 0; i != NumTemplateArgs; ++i) 105 ArgInfo.addArgument( 106 Reader.ReadTemplateArgumentLoc(F, Record, Idx)); 107 Args.initializeFrom(TemplateKWLoc, ArgInfo); 108} 109 110void ASTStmtReader::VisitStmt(Stmt *S) { 111 assert(Idx == NumStmtFields && "Incorrect statement field count"); 112} 113 114void ASTStmtReader::VisitNullStmt(NullStmt *S) { 115 VisitStmt(S); 116 S->setSemiLoc(ReadSourceLocation(Record, Idx)); 117 S->HasLeadingEmptyMacro = Record[Idx++]; 118} 119 120void ASTStmtReader::VisitCompoundStmt(CompoundStmt *S) { 121 VisitStmt(S); 122 SmallVector<Stmt *, 16> Stmts; 123 unsigned NumStmts = Record[Idx++]; 124 while (NumStmts--) 125 Stmts.push_back(Reader.ReadSubStmt()); 126 S->setStmts(Reader.getContext(), Stmts.data(), Stmts.size()); 127 S->setLBracLoc(ReadSourceLocation(Record, Idx)); 128 S->setRBracLoc(ReadSourceLocation(Record, Idx)); 129} 130 131void ASTStmtReader::VisitSwitchCase(SwitchCase *S) { 132 VisitStmt(S); 133 Reader.RecordSwitchCaseID(S, Record[Idx++]); 134} 135 136void ASTStmtReader::VisitCaseStmt(CaseStmt *S) { 137 VisitSwitchCase(S); 138 S->setLHS(Reader.ReadSubExpr()); 139 S->setRHS(Reader.ReadSubExpr()); 140 S->setSubStmt(Reader.ReadSubStmt()); 141 S->setCaseLoc(ReadSourceLocation(Record, Idx)); 142 S->setEllipsisLoc(ReadSourceLocation(Record, Idx)); 143 S->setColonLoc(ReadSourceLocation(Record, Idx)); 144} 145 146void ASTStmtReader::VisitDefaultStmt(DefaultStmt *S) { 147 VisitSwitchCase(S); 148 S->setSubStmt(Reader.ReadSubStmt()); 149 S->setDefaultLoc(ReadSourceLocation(Record, Idx)); 150 S->setColonLoc(ReadSourceLocation(Record, Idx)); 151} 152 153void ASTStmtReader::VisitLabelStmt(LabelStmt *S) { 154 VisitStmt(S); 155 LabelDecl *LD = ReadDeclAs<LabelDecl>(Record, Idx); 156 LD->setStmt(S); 157 S->setDecl(LD); 158 S->setSubStmt(Reader.ReadSubStmt()); 159 S->setIdentLoc(ReadSourceLocation(Record, Idx)); 160} 161 162void ASTStmtReader::VisitIfStmt(IfStmt *S) { 163 VisitStmt(S); 164 S->setConditionVariable(Reader.getContext(), 165 ReadDeclAs<VarDecl>(Record, Idx)); 166 S->setCond(Reader.ReadSubExpr()); 167 S->setThen(Reader.ReadSubStmt()); 168 S->setElse(Reader.ReadSubStmt()); 169 S->setIfLoc(ReadSourceLocation(Record, Idx)); 170 S->setElseLoc(ReadSourceLocation(Record, Idx)); 171} 172 173void ASTStmtReader::VisitSwitchStmt(SwitchStmt *S) { 174 VisitStmt(S); 175 S->setConditionVariable(Reader.getContext(), 176 ReadDeclAs<VarDecl>(Record, Idx)); 177 S->setCond(Reader.ReadSubExpr()); 178 S->setBody(Reader.ReadSubStmt()); 179 S->setSwitchLoc(ReadSourceLocation(Record, Idx)); 180 if (Record[Idx++]) 181 S->setAllEnumCasesCovered(); 182 183 SwitchCase *PrevSC = 0; 184 for (unsigned N = Record.size(); Idx != N; ++Idx) { 185 SwitchCase *SC = Reader.getSwitchCaseWithID(Record[Idx]); 186 if (PrevSC) 187 PrevSC->setNextSwitchCase(SC); 188 else 189 S->setSwitchCaseList(SC); 190 191 PrevSC = SC; 192 } 193} 194 195void ASTStmtReader::VisitWhileStmt(WhileStmt *S) { 196 VisitStmt(S); 197 S->setConditionVariable(Reader.getContext(), 198 ReadDeclAs<VarDecl>(Record, Idx)); 199 200 S->setCond(Reader.ReadSubExpr()); 201 S->setBody(Reader.ReadSubStmt()); 202 S->setWhileLoc(ReadSourceLocation(Record, Idx)); 203} 204 205void ASTStmtReader::VisitDoStmt(DoStmt *S) { 206 VisitStmt(S); 207 S->setCond(Reader.ReadSubExpr()); 208 S->setBody(Reader.ReadSubStmt()); 209 S->setDoLoc(ReadSourceLocation(Record, Idx)); 210 S->setWhileLoc(ReadSourceLocation(Record, Idx)); 211 S->setRParenLoc(ReadSourceLocation(Record, Idx)); 212} 213 214void ASTStmtReader::VisitForStmt(ForStmt *S) { 215 VisitStmt(S); 216 S->setInit(Reader.ReadSubStmt()); 217 S->setCond(Reader.ReadSubExpr()); 218 S->setConditionVariable(Reader.getContext(), 219 ReadDeclAs<VarDecl>(Record, Idx)); 220 S->setInc(Reader.ReadSubExpr()); 221 S->setBody(Reader.ReadSubStmt()); 222 S->setForLoc(ReadSourceLocation(Record, Idx)); 223 S->setLParenLoc(ReadSourceLocation(Record, Idx)); 224 S->setRParenLoc(ReadSourceLocation(Record, Idx)); 225} 226 227void ASTStmtReader::VisitGotoStmt(GotoStmt *S) { 228 VisitStmt(S); 229 S->setLabel(ReadDeclAs<LabelDecl>(Record, Idx)); 230 S->setGotoLoc(ReadSourceLocation(Record, Idx)); 231 S->setLabelLoc(ReadSourceLocation(Record, Idx)); 232} 233 234void ASTStmtReader::VisitIndirectGotoStmt(IndirectGotoStmt *S) { 235 VisitStmt(S); 236 S->setGotoLoc(ReadSourceLocation(Record, Idx)); 237 S->setStarLoc(ReadSourceLocation(Record, Idx)); 238 S->setTarget(Reader.ReadSubExpr()); 239} 240 241void ASTStmtReader::VisitContinueStmt(ContinueStmt *S) { 242 VisitStmt(S); 243 S->setContinueLoc(ReadSourceLocation(Record, Idx)); 244} 245 246void ASTStmtReader::VisitBreakStmt(BreakStmt *S) { 247 VisitStmt(S); 248 S->setBreakLoc(ReadSourceLocation(Record, Idx)); 249} 250 251void ASTStmtReader::VisitReturnStmt(ReturnStmt *S) { 252 VisitStmt(S); 253 S->setRetValue(Reader.ReadSubExpr()); 254 S->setReturnLoc(ReadSourceLocation(Record, Idx)); 255 S->setNRVOCandidate(ReadDeclAs<VarDecl>(Record, Idx)); 256} 257 258void ASTStmtReader::VisitDeclStmt(DeclStmt *S) { 259 VisitStmt(S); 260 S->setStartLoc(ReadSourceLocation(Record, Idx)); 261 S->setEndLoc(ReadSourceLocation(Record, Idx)); 262 263 if (Idx + 1 == Record.size()) { 264 // Single declaration 265 S->setDeclGroup(DeclGroupRef(ReadDecl(Record, Idx))); 266 } else { 267 SmallVector<Decl *, 16> Decls; 268 Decls.reserve(Record.size() - Idx); 269 for (unsigned N = Record.size(); Idx != N; ) 270 Decls.push_back(ReadDecl(Record, Idx)); 271 S->setDeclGroup(DeclGroupRef(DeclGroup::Create(Reader.getContext(), 272 Decls.data(), 273 Decls.size()))); 274 } 275} 276 277void ASTStmtReader::VisitAsmStmt(AsmStmt *S) { 278 VisitStmt(S); 279 unsigned NumOutputs = Record[Idx++]; 280 unsigned NumInputs = Record[Idx++]; 281 unsigned NumClobbers = Record[Idx++]; 282 S->setAsmLoc(ReadSourceLocation(Record, Idx)); 283 S->setRParenLoc(ReadSourceLocation(Record, Idx)); 284 S->setVolatile(Record[Idx++]); 285 S->setSimple(Record[Idx++]); 286 S->setMSAsm(Record[Idx++]); 287 288 S->setAsmString(cast_or_null<StringLiteral>(Reader.ReadSubStmt())); 289 290 // Outputs and inputs 291 SmallVector<IdentifierInfo *, 16> Names; 292 SmallVector<StringLiteral*, 16> Constraints; 293 SmallVector<Stmt*, 16> Exprs; 294 for (unsigned I = 0, N = NumOutputs + NumInputs; I != N; ++I) { 295 Names.push_back(Reader.GetIdentifierInfo(F, Record, Idx)); 296 Constraints.push_back(cast_or_null<StringLiteral>(Reader.ReadSubStmt())); 297 Exprs.push_back(Reader.ReadSubStmt()); 298 } 299 300 // Constraints 301 SmallVector<StringLiteral*, 16> Clobbers; 302 for (unsigned I = 0; I != NumClobbers; ++I) 303 Clobbers.push_back(cast_or_null<StringLiteral>(Reader.ReadSubStmt())); 304 305 S->setOutputsAndInputsAndClobbers(Reader.getContext(), 306 Names.data(), Constraints.data(), 307 Exprs.data(), NumOutputs, NumInputs, 308 Clobbers.data(), NumClobbers); 309} 310 311void ASTStmtReader::VisitExpr(Expr *E) { 312 VisitStmt(E); 313 E->setType(Reader.readType(F, Record, Idx)); 314 E->setTypeDependent(Record[Idx++]); 315 E->setValueDependent(Record[Idx++]); 316 E->setInstantiationDependent(Record[Idx++]); 317 E->ExprBits.ContainsUnexpandedParameterPack = Record[Idx++]; 318 E->setValueKind(static_cast<ExprValueKind>(Record[Idx++])); 319 E->setObjectKind(static_cast<ExprObjectKind>(Record[Idx++])); 320 assert(Idx == NumExprFields && "Incorrect expression field count"); 321} 322 323void ASTStmtReader::VisitPredefinedExpr(PredefinedExpr *E) { 324 VisitExpr(E); 325 E->setLocation(ReadSourceLocation(Record, Idx)); 326 E->setIdentType((PredefinedExpr::IdentType)Record[Idx++]); 327} 328 329void ASTStmtReader::VisitDeclRefExpr(DeclRefExpr *E) { 330 VisitExpr(E); 331 332 E->DeclRefExprBits.HasQualifier = Record[Idx++]; 333 E->DeclRefExprBits.HasFoundDecl = Record[Idx++]; 334 E->DeclRefExprBits.HasTemplateKWAndArgsInfo = Record[Idx++]; 335 E->DeclRefExprBits.HadMultipleCandidates = Record[Idx++]; 336 unsigned NumTemplateArgs = 0; 337 if (E->hasTemplateKWAndArgsInfo()) 338 NumTemplateArgs = Record[Idx++]; 339 340 if (E->hasQualifier()) 341 E->getInternalQualifierLoc() 342 = Reader.ReadNestedNameSpecifierLoc(F, Record, Idx); 343 344 if (E->hasFoundDecl()) 345 E->getInternalFoundDecl() = ReadDeclAs<NamedDecl>(Record, Idx); 346 347 if (E->hasTemplateKWAndArgsInfo()) 348 ReadTemplateKWAndArgsInfo(*E->getTemplateKWAndArgsInfo(), 349 NumTemplateArgs); 350 351 E->setDecl(ReadDeclAs<ValueDecl>(Record, Idx)); 352 E->setLocation(ReadSourceLocation(Record, Idx)); 353 ReadDeclarationNameLoc(E->DNLoc, E->getDecl()->getDeclName(), Record, Idx); 354} 355 356void ASTStmtReader::VisitIntegerLiteral(IntegerLiteral *E) { 357 VisitExpr(E); 358 E->setLocation(ReadSourceLocation(Record, Idx)); 359 E->setValue(Reader.getContext(), Reader.ReadAPInt(Record, Idx)); 360} 361 362void ASTStmtReader::VisitFloatingLiteral(FloatingLiteral *E) { 363 VisitExpr(E); 364 E->setValue(Reader.getContext(), Reader.ReadAPFloat(Record, Idx)); 365 E->setExact(Record[Idx++]); 366 E->setLocation(ReadSourceLocation(Record, Idx)); 367} 368 369void ASTStmtReader::VisitImaginaryLiteral(ImaginaryLiteral *E) { 370 VisitExpr(E); 371 E->setSubExpr(Reader.ReadSubExpr()); 372} 373 374void ASTStmtReader::VisitStringLiteral(StringLiteral *E) { 375 VisitExpr(E); 376 unsigned Len = Record[Idx++]; 377 assert(Record[Idx] == E->getNumConcatenated() && 378 "Wrong number of concatenated tokens!"); 379 ++Idx; 380 StringLiteral::StringKind kind = 381 static_cast<StringLiteral::StringKind>(Record[Idx++]); 382 bool isPascal = Record[Idx++]; 383 384 // Read string data 385 SmallString<16> Str(&Record[Idx], &Record[Idx] + Len); 386 E->setString(Reader.getContext(), Str.str(), kind, isPascal); 387 Idx += Len; 388 389 // Read source locations 390 for (unsigned I = 0, N = E->getNumConcatenated(); I != N; ++I) 391 E->setStrTokenLoc(I, ReadSourceLocation(Record, Idx)); 392} 393 394void ASTStmtReader::VisitCharacterLiteral(CharacterLiteral *E) { 395 VisitExpr(E); 396 E->setValue(Record[Idx++]); 397 E->setLocation(ReadSourceLocation(Record, Idx)); 398 E->setKind(static_cast<CharacterLiteral::CharacterKind>(Record[Idx++])); 399} 400 401void ASTStmtReader::VisitParenExpr(ParenExpr *E) { 402 VisitExpr(E); 403 E->setLParen(ReadSourceLocation(Record, Idx)); 404 E->setRParen(ReadSourceLocation(Record, Idx)); 405 E->setSubExpr(Reader.ReadSubExpr()); 406} 407 408void ASTStmtReader::VisitParenListExpr(ParenListExpr *E) { 409 VisitExpr(E); 410 unsigned NumExprs = Record[Idx++]; 411 E->Exprs = new (Reader.getContext()) Stmt*[NumExprs]; 412 for (unsigned i = 0; i != NumExprs; ++i) 413 E->Exprs[i] = Reader.ReadSubStmt(); 414 E->NumExprs = NumExprs; 415 E->LParenLoc = ReadSourceLocation(Record, Idx); 416 E->RParenLoc = ReadSourceLocation(Record, Idx); 417} 418 419void ASTStmtReader::VisitUnaryOperator(UnaryOperator *E) { 420 VisitExpr(E); 421 E->setSubExpr(Reader.ReadSubExpr()); 422 E->setOpcode((UnaryOperator::Opcode)Record[Idx++]); 423 E->setOperatorLoc(ReadSourceLocation(Record, Idx)); 424} 425 426void ASTStmtReader::VisitOffsetOfExpr(OffsetOfExpr *E) { 427 typedef OffsetOfExpr::OffsetOfNode Node; 428 VisitExpr(E); 429 assert(E->getNumComponents() == Record[Idx]); 430 ++Idx; 431 assert(E->getNumExpressions() == Record[Idx]); 432 ++Idx; 433 E->setOperatorLoc(ReadSourceLocation(Record, Idx)); 434 E->setRParenLoc(ReadSourceLocation(Record, Idx)); 435 E->setTypeSourceInfo(GetTypeSourceInfo(Record, Idx)); 436 for (unsigned I = 0, N = E->getNumComponents(); I != N; ++I) { 437 Node::Kind Kind = static_cast<Node::Kind>(Record[Idx++]); 438 SourceLocation Start = ReadSourceLocation(Record, Idx); 439 SourceLocation End = ReadSourceLocation(Record, Idx); 440 switch (Kind) { 441 case Node::Array: 442 E->setComponent(I, Node(Start, Record[Idx++], End)); 443 break; 444 445 case Node::Field: 446 E->setComponent(I, Node(Start, ReadDeclAs<FieldDecl>(Record, Idx), End)); 447 break; 448 449 case Node::Identifier: 450 E->setComponent(I, 451 Node(Start, 452 Reader.GetIdentifierInfo(F, Record, Idx), 453 End)); 454 break; 455 456 case Node::Base: { 457 CXXBaseSpecifier *Base = new (Reader.getContext()) CXXBaseSpecifier(); 458 *Base = Reader.ReadCXXBaseSpecifier(F, Record, Idx); 459 E->setComponent(I, Node(Base)); 460 break; 461 } 462 } 463 } 464 465 for (unsigned I = 0, N = E->getNumExpressions(); I != N; ++I) 466 E->setIndexExpr(I, Reader.ReadSubExpr()); 467} 468 469void ASTStmtReader::VisitUnaryExprOrTypeTraitExpr(UnaryExprOrTypeTraitExpr *E) { 470 VisitExpr(E); 471 E->setKind(static_cast<UnaryExprOrTypeTrait>(Record[Idx++])); 472 if (Record[Idx] == 0) { 473 E->setArgument(Reader.ReadSubExpr()); 474 ++Idx; 475 } else { 476 E->setArgument(GetTypeSourceInfo(Record, Idx)); 477 } 478 E->setOperatorLoc(ReadSourceLocation(Record, Idx)); 479 E->setRParenLoc(ReadSourceLocation(Record, Idx)); 480} 481 482void ASTStmtReader::VisitArraySubscriptExpr(ArraySubscriptExpr *E) { 483 VisitExpr(E); 484 E->setLHS(Reader.ReadSubExpr()); 485 E->setRHS(Reader.ReadSubExpr()); 486 E->setRBracketLoc(ReadSourceLocation(Record, Idx)); 487} 488 489void ASTStmtReader::VisitCallExpr(CallExpr *E) { 490 VisitExpr(E); 491 E->setNumArgs(Reader.getContext(), Record[Idx++]); 492 E->setRParenLoc(ReadSourceLocation(Record, Idx)); 493 E->setCallee(Reader.ReadSubExpr()); 494 for (unsigned I = 0, N = E->getNumArgs(); I != N; ++I) 495 E->setArg(I, Reader.ReadSubExpr()); 496} 497 498void ASTStmtReader::VisitCXXMemberCallExpr(CXXMemberCallExpr *E) { 499 VisitCallExpr(E); 500} 501 502void ASTStmtReader::VisitMemberExpr(MemberExpr *E) { 503 // Don't call VisitExpr, this is fully initialized at creation. 504 assert(E->getStmtClass() == Stmt::MemberExprClass && 505 "It's a subclass, we must advance Idx!"); 506} 507 508void ASTStmtReader::VisitObjCIsaExpr(ObjCIsaExpr *E) { 509 VisitExpr(E); 510 E->setBase(Reader.ReadSubExpr()); 511 E->setIsaMemberLoc(ReadSourceLocation(Record, Idx)); 512 E->setArrow(Record[Idx++]); 513} 514 515void ASTStmtReader:: 516VisitObjCIndirectCopyRestoreExpr(ObjCIndirectCopyRestoreExpr *E) { 517 VisitExpr(E); 518 E->Operand = Reader.ReadSubExpr(); 519 E->setShouldCopy(Record[Idx++]); 520} 521 522void ASTStmtReader::VisitObjCBridgedCastExpr(ObjCBridgedCastExpr *E) { 523 VisitExplicitCastExpr(E); 524 E->LParenLoc = ReadSourceLocation(Record, Idx); 525 E->BridgeKeywordLoc = ReadSourceLocation(Record, Idx); 526 E->Kind = Record[Idx++]; 527} 528 529void ASTStmtReader::VisitCastExpr(CastExpr *E) { 530 VisitExpr(E); 531 unsigned NumBaseSpecs = Record[Idx++]; 532 assert(NumBaseSpecs == E->path_size()); 533 E->setSubExpr(Reader.ReadSubExpr()); 534 E->setCastKind((CastExpr::CastKind)Record[Idx++]); 535 CastExpr::path_iterator BaseI = E->path_begin(); 536 while (NumBaseSpecs--) { 537 CXXBaseSpecifier *BaseSpec = new (Reader.getContext()) CXXBaseSpecifier; 538 *BaseSpec = Reader.ReadCXXBaseSpecifier(F, Record, Idx); 539 *BaseI++ = BaseSpec; 540 } 541} 542 543void ASTStmtReader::VisitBinaryOperator(BinaryOperator *E) { 544 VisitExpr(E); 545 E->setLHS(Reader.ReadSubExpr()); 546 E->setRHS(Reader.ReadSubExpr()); 547 E->setOpcode((BinaryOperator::Opcode)Record[Idx++]); 548 E->setOperatorLoc(ReadSourceLocation(Record, Idx)); 549} 550 551void ASTStmtReader::VisitCompoundAssignOperator(CompoundAssignOperator *E) { 552 VisitBinaryOperator(E); 553 E->setComputationLHSType(Reader.readType(F, Record, Idx)); 554 E->setComputationResultType(Reader.readType(F, Record, Idx)); 555} 556 557void ASTStmtReader::VisitConditionalOperator(ConditionalOperator *E) { 558 VisitExpr(E); 559 E->SubExprs[ConditionalOperator::COND] = Reader.ReadSubExpr(); 560 E->SubExprs[ConditionalOperator::LHS] = Reader.ReadSubExpr(); 561 E->SubExprs[ConditionalOperator::RHS] = Reader.ReadSubExpr(); 562 E->QuestionLoc = ReadSourceLocation(Record, Idx); 563 E->ColonLoc = ReadSourceLocation(Record, Idx); 564} 565 566void 567ASTStmtReader::VisitBinaryConditionalOperator(BinaryConditionalOperator *E) { 568 VisitExpr(E); 569 E->OpaqueValue = cast<OpaqueValueExpr>(Reader.ReadSubExpr()); 570 E->SubExprs[BinaryConditionalOperator::COMMON] = Reader.ReadSubExpr(); 571 E->SubExprs[BinaryConditionalOperator::COND] = Reader.ReadSubExpr(); 572 E->SubExprs[BinaryConditionalOperator::LHS] = Reader.ReadSubExpr(); 573 E->SubExprs[BinaryConditionalOperator::RHS] = Reader.ReadSubExpr(); 574 E->QuestionLoc = ReadSourceLocation(Record, Idx); 575 E->ColonLoc = ReadSourceLocation(Record, Idx); 576} 577 578void ASTStmtReader::VisitImplicitCastExpr(ImplicitCastExpr *E) { 579 VisitCastExpr(E); 580} 581 582void ASTStmtReader::VisitExplicitCastExpr(ExplicitCastExpr *E) { 583 VisitCastExpr(E); 584 E->setTypeInfoAsWritten(GetTypeSourceInfo(Record, Idx)); 585} 586 587void ASTStmtReader::VisitCStyleCastExpr(CStyleCastExpr *E) { 588 VisitExplicitCastExpr(E); 589 E->setLParenLoc(ReadSourceLocation(Record, Idx)); 590 E->setRParenLoc(ReadSourceLocation(Record, Idx)); 591} 592 593void ASTStmtReader::VisitCompoundLiteralExpr(CompoundLiteralExpr *E) { 594 VisitExpr(E); 595 E->setLParenLoc(ReadSourceLocation(Record, Idx)); 596 E->setTypeSourceInfo(GetTypeSourceInfo(Record, Idx)); 597 E->setInitializer(Reader.ReadSubExpr()); 598 E->setFileScope(Record[Idx++]); 599} 600 601void ASTStmtReader::VisitExtVectorElementExpr(ExtVectorElementExpr *E) { 602 VisitExpr(E); 603 E->setBase(Reader.ReadSubExpr()); 604 E->setAccessor(Reader.GetIdentifierInfo(F, Record, Idx)); 605 E->setAccessorLoc(ReadSourceLocation(Record, Idx)); 606} 607 608void ASTStmtReader::VisitInitListExpr(InitListExpr *E) { 609 VisitExpr(E); 610 E->setSyntacticForm(cast_or_null<InitListExpr>(Reader.ReadSubStmt())); 611 E->setLBraceLoc(ReadSourceLocation(Record, Idx)); 612 E->setRBraceLoc(ReadSourceLocation(Record, Idx)); 613 bool isArrayFiller = Record[Idx++]; 614 Expr *filler = 0; 615 if (isArrayFiller) { 616 filler = Reader.ReadSubExpr(); 617 E->ArrayFillerOrUnionFieldInit = filler; 618 } else 619 E->ArrayFillerOrUnionFieldInit = ReadDeclAs<FieldDecl>(Record, Idx); 620 E->sawArrayRangeDesignator(Record[Idx++]); 621 E->setInitializesStdInitializerList(Record[Idx++]); 622 unsigned NumInits = Record[Idx++]; 623 E->reserveInits(Reader.getContext(), NumInits); 624 if (isArrayFiller) { 625 for (unsigned I = 0; I != NumInits; ++I) { 626 Expr *init = Reader.ReadSubExpr(); 627 E->updateInit(Reader.getContext(), I, init ? init : filler); 628 } 629 } else { 630 for (unsigned I = 0; I != NumInits; ++I) 631 E->updateInit(Reader.getContext(), I, Reader.ReadSubExpr()); 632 } 633} 634 635void ASTStmtReader::VisitDesignatedInitExpr(DesignatedInitExpr *E) { 636 typedef DesignatedInitExpr::Designator Designator; 637 638 VisitExpr(E); 639 unsigned NumSubExprs = Record[Idx++]; 640 assert(NumSubExprs == E->getNumSubExprs() && "Wrong number of subexprs"); 641 for (unsigned I = 0; I != NumSubExprs; ++I) 642 E->setSubExpr(I, Reader.ReadSubExpr()); 643 E->setEqualOrColonLoc(ReadSourceLocation(Record, Idx)); 644 E->setGNUSyntax(Record[Idx++]); 645 646 SmallVector<Designator, 4> Designators; 647 while (Idx < Record.size()) { 648 switch ((DesignatorTypes)Record[Idx++]) { 649 case DESIG_FIELD_DECL: { 650 FieldDecl *Field = ReadDeclAs<FieldDecl>(Record, Idx); 651 SourceLocation DotLoc 652 = ReadSourceLocation(Record, Idx); 653 SourceLocation FieldLoc 654 = ReadSourceLocation(Record, Idx); 655 Designators.push_back(Designator(Field->getIdentifier(), DotLoc, 656 FieldLoc)); 657 Designators.back().setField(Field); 658 break; 659 } 660 661 case DESIG_FIELD_NAME: { 662 const IdentifierInfo *Name = Reader.GetIdentifierInfo(F, Record, Idx); 663 SourceLocation DotLoc 664 = ReadSourceLocation(Record, Idx); 665 SourceLocation FieldLoc 666 = ReadSourceLocation(Record, Idx); 667 Designators.push_back(Designator(Name, DotLoc, FieldLoc)); 668 break; 669 } 670 671 case DESIG_ARRAY: { 672 unsigned Index = Record[Idx++]; 673 SourceLocation LBracketLoc 674 = ReadSourceLocation(Record, Idx); 675 SourceLocation RBracketLoc 676 = ReadSourceLocation(Record, Idx); 677 Designators.push_back(Designator(Index, LBracketLoc, RBracketLoc)); 678 break; 679 } 680 681 case DESIG_ARRAY_RANGE: { 682 unsigned Index = Record[Idx++]; 683 SourceLocation LBracketLoc 684 = ReadSourceLocation(Record, Idx); 685 SourceLocation EllipsisLoc 686 = ReadSourceLocation(Record, Idx); 687 SourceLocation RBracketLoc 688 = ReadSourceLocation(Record, Idx); 689 Designators.push_back(Designator(Index, LBracketLoc, EllipsisLoc, 690 RBracketLoc)); 691 break; 692 } 693 } 694 } 695 E->setDesignators(Reader.getContext(), 696 Designators.data(), Designators.size()); 697} 698 699void ASTStmtReader::VisitImplicitValueInitExpr(ImplicitValueInitExpr *E) { 700 VisitExpr(E); 701} 702 703void ASTStmtReader::VisitVAArgExpr(VAArgExpr *E) { 704 VisitExpr(E); 705 E->setSubExpr(Reader.ReadSubExpr()); 706 E->setWrittenTypeInfo(GetTypeSourceInfo(Record, Idx)); 707 E->setBuiltinLoc(ReadSourceLocation(Record, Idx)); 708 E->setRParenLoc(ReadSourceLocation(Record, Idx)); 709} 710 711void ASTStmtReader::VisitAddrLabelExpr(AddrLabelExpr *E) { 712 VisitExpr(E); 713 E->setAmpAmpLoc(ReadSourceLocation(Record, Idx)); 714 E->setLabelLoc(ReadSourceLocation(Record, Idx)); 715 E->setLabel(ReadDeclAs<LabelDecl>(Record, Idx)); 716} 717 718void ASTStmtReader::VisitStmtExpr(StmtExpr *E) { 719 VisitExpr(E); 720 E->setLParenLoc(ReadSourceLocation(Record, Idx)); 721 E->setRParenLoc(ReadSourceLocation(Record, Idx)); 722 E->setSubStmt(cast_or_null<CompoundStmt>(Reader.ReadSubStmt())); 723} 724 725void ASTStmtReader::VisitChooseExpr(ChooseExpr *E) { 726 VisitExpr(E); 727 E->setCond(Reader.ReadSubExpr()); 728 E->setLHS(Reader.ReadSubExpr()); 729 E->setRHS(Reader.ReadSubExpr()); 730 E->setBuiltinLoc(ReadSourceLocation(Record, Idx)); 731 E->setRParenLoc(ReadSourceLocation(Record, Idx)); 732} 733 734void ASTStmtReader::VisitGNUNullExpr(GNUNullExpr *E) { 735 VisitExpr(E); 736 E->setTokenLocation(ReadSourceLocation(Record, Idx)); 737} 738 739void ASTStmtReader::VisitShuffleVectorExpr(ShuffleVectorExpr *E) { 740 VisitExpr(E); 741 SmallVector<Expr *, 16> Exprs; 742 unsigned NumExprs = Record[Idx++]; 743 while (NumExprs--) 744 Exprs.push_back(Reader.ReadSubExpr()); 745 E->setExprs(Reader.getContext(), Exprs.data(), Exprs.size()); 746 E->setBuiltinLoc(ReadSourceLocation(Record, Idx)); 747 E->setRParenLoc(ReadSourceLocation(Record, Idx)); 748} 749 750void ASTStmtReader::VisitBlockExpr(BlockExpr *E) { 751 VisitExpr(E); 752 E->setBlockDecl(ReadDeclAs<BlockDecl>(Record, Idx)); 753} 754 755void ASTStmtReader::VisitBlockDeclRefExpr(BlockDeclRefExpr *E) { 756 VisitExpr(E); 757 E->setDecl(ReadDeclAs<VarDecl>(Record, Idx)); 758 E->setLocation(ReadSourceLocation(Record, Idx)); 759 E->setByRef(Record[Idx++]); 760 E->setConstQualAdded(Record[Idx++]); 761} 762 763void ASTStmtReader::VisitGenericSelectionExpr(GenericSelectionExpr *E) { 764 VisitExpr(E); 765 E->NumAssocs = Record[Idx++]; 766 E->AssocTypes = new (Reader.getContext()) TypeSourceInfo*[E->NumAssocs]; 767 E->SubExprs = 768 new(Reader.getContext()) Stmt*[GenericSelectionExpr::END_EXPR+E->NumAssocs]; 769 770 E->SubExprs[GenericSelectionExpr::CONTROLLING] = Reader.ReadSubExpr(); 771 for (unsigned I = 0, N = E->getNumAssocs(); I != N; ++I) { 772 E->AssocTypes[I] = GetTypeSourceInfo(Record, Idx); 773 E->SubExprs[GenericSelectionExpr::END_EXPR+I] = Reader.ReadSubExpr(); 774 } 775 E->ResultIndex = Record[Idx++]; 776 777 E->GenericLoc = ReadSourceLocation(Record, Idx); 778 E->DefaultLoc = ReadSourceLocation(Record, Idx); 779 E->RParenLoc = ReadSourceLocation(Record, Idx); 780} 781 782void ASTStmtReader::VisitPseudoObjectExpr(PseudoObjectExpr *E) { 783 VisitExpr(E); 784 unsigned numSemanticExprs = Record[Idx++]; 785 assert(numSemanticExprs + 1 == E->PseudoObjectExprBits.NumSubExprs); 786 E->PseudoObjectExprBits.ResultIndex = Record[Idx++]; 787 788 // Read the syntactic expression. 789 E->getSubExprsBuffer()[0] = Reader.ReadSubExpr(); 790 791 // Read all the semantic expressions. 792 for (unsigned i = 0; i != numSemanticExprs; ++i) { 793 Expr *subExpr = Reader.ReadSubExpr(); 794 E->getSubExprsBuffer()[i+1] = subExpr; 795 } 796} 797 798void ASTStmtReader::VisitAtomicExpr(AtomicExpr *E) { 799 VisitExpr(E); 800 E->setOp(AtomicExpr::AtomicOp(Record[Idx++])); 801 E->setPtr(Reader.ReadSubExpr()); 802 E->setOrder(Reader.ReadSubExpr()); 803 E->setNumSubExprs(2); 804 if (E->getOp() != AtomicExpr::Load) { 805 E->setVal1(Reader.ReadSubExpr()); 806 E->setNumSubExprs(3); 807 } 808 if (E->isCmpXChg()) { 809 E->setOrderFail(Reader.ReadSubExpr()); 810 E->setVal2(Reader.ReadSubExpr()); 811 E->setNumSubExprs(5); 812 } 813 E->setBuiltinLoc(ReadSourceLocation(Record, Idx)); 814 E->setRParenLoc(ReadSourceLocation(Record, Idx)); 815} 816 817//===----------------------------------------------------------------------===// 818// Objective-C Expressions and Statements 819 820void ASTStmtReader::VisitObjCStringLiteral(ObjCStringLiteral *E) { 821 VisitExpr(E); 822 E->setString(cast<StringLiteral>(Reader.ReadSubStmt())); 823 E->setAtLoc(ReadSourceLocation(Record, Idx)); 824} 825 826void ASTStmtReader::VisitObjCNumericLiteral(ObjCNumericLiteral *E) { 827 VisitExpr(E); 828 // could be one of several IntegerLiteral, FloatLiteral, etc. 829 E->Number = Reader.ReadSubStmt(); 830 E->ObjCNumericLiteralMethod = ReadDeclAs<ObjCMethodDecl>(Record, Idx); 831 E->AtLoc = ReadSourceLocation(Record, Idx); 832} 833 834void ASTStmtReader::VisitObjCArrayLiteral(ObjCArrayLiteral *E) { 835 VisitExpr(E); 836 unsigned NumElements = Record[Idx++]; 837 assert(NumElements == E->getNumElements() && "Wrong number of elements"); 838 Expr **Elements = E->getElements(); 839 for (unsigned I = 0, N = NumElements; I != N; ++I) 840 Elements[I] = Reader.ReadSubExpr(); 841 E->ArrayWithObjectsMethod = ReadDeclAs<ObjCMethodDecl>(Record, Idx); 842 E->Range = ReadSourceRange(Record, Idx); 843} 844 845void ASTStmtReader::VisitObjCDictionaryLiteral(ObjCDictionaryLiteral *E) { 846 VisitExpr(E); 847 unsigned NumElements = Record[Idx++]; 848 assert(NumElements == E->getNumElements() && "Wrong number of elements"); 849 bool HasPackExpansions = Record[Idx++]; 850 assert(HasPackExpansions == E->HasPackExpansions &&"Pack expansion mismatch"); 851 ObjCDictionaryLiteral::KeyValuePair *KeyValues = E->getKeyValues(); 852 ObjCDictionaryLiteral::ExpansionData *Expansions = E->getExpansionData(); 853 for (unsigned I = 0; I != NumElements; ++I) { 854 KeyValues[I].Key = Reader.ReadSubExpr(); 855 KeyValues[I].Value = Reader.ReadSubExpr(); 856 if (HasPackExpansions) { 857 Expansions[I].EllipsisLoc = ReadSourceLocation(Record, Idx); 858 Expansions[I].NumExpansionsPlusOne = Record[Idx++]; 859 } 860 } 861 E->DictWithObjectsMethod = ReadDeclAs<ObjCMethodDecl>(Record, Idx); 862 E->Range = ReadSourceRange(Record, Idx); 863} 864 865void ASTStmtReader::VisitObjCEncodeExpr(ObjCEncodeExpr *E) { 866 VisitExpr(E); 867 E->setEncodedTypeSourceInfo(GetTypeSourceInfo(Record, Idx)); 868 E->setAtLoc(ReadSourceLocation(Record, Idx)); 869 E->setRParenLoc(ReadSourceLocation(Record, Idx)); 870} 871 872void ASTStmtReader::VisitObjCSelectorExpr(ObjCSelectorExpr *E) { 873 VisitExpr(E); 874 E->setSelector(Reader.ReadSelector(F, Record, Idx)); 875 E->setAtLoc(ReadSourceLocation(Record, Idx)); 876 E->setRParenLoc(ReadSourceLocation(Record, Idx)); 877} 878 879void ASTStmtReader::VisitObjCProtocolExpr(ObjCProtocolExpr *E) { 880 VisitExpr(E); 881 E->setProtocol(ReadDeclAs<ObjCProtocolDecl>(Record, Idx)); 882 E->setAtLoc(ReadSourceLocation(Record, Idx)); 883 E->setRParenLoc(ReadSourceLocation(Record, Idx)); 884} 885 886void ASTStmtReader::VisitObjCIvarRefExpr(ObjCIvarRefExpr *E) { 887 VisitExpr(E); 888 E->setDecl(ReadDeclAs<ObjCIvarDecl>(Record, Idx)); 889 E->setLocation(ReadSourceLocation(Record, Idx)); 890 E->setBase(Reader.ReadSubExpr()); 891 E->setIsArrow(Record[Idx++]); 892 E->setIsFreeIvar(Record[Idx++]); 893} 894 895void ASTStmtReader::VisitObjCPropertyRefExpr(ObjCPropertyRefExpr *E) { 896 VisitExpr(E); 897 bool Implicit = Record[Idx++] != 0; 898 if (Implicit) { 899 ObjCMethodDecl *Getter = ReadDeclAs<ObjCMethodDecl>(Record, Idx); 900 ObjCMethodDecl *Setter = ReadDeclAs<ObjCMethodDecl>(Record, Idx); 901 E->setImplicitProperty(Getter, Setter); 902 } else { 903 E->setExplicitProperty(ReadDeclAs<ObjCPropertyDecl>(Record, Idx)); 904 } 905 E->setLocation(ReadSourceLocation(Record, Idx)); 906 E->setReceiverLocation(ReadSourceLocation(Record, Idx)); 907 switch (Record[Idx++]) { 908 case 0: 909 E->setBase(Reader.ReadSubExpr()); 910 break; 911 case 1: 912 E->setSuperReceiver(Reader.readType(F, Record, Idx)); 913 break; 914 case 2: 915 E->setClassReceiver(ReadDeclAs<ObjCInterfaceDecl>(Record, Idx)); 916 break; 917 } 918} 919 920void ASTStmtReader::VisitObjCSubscriptRefExpr(ObjCSubscriptRefExpr *E) { 921 VisitExpr(E); 922 E->setRBracket(ReadSourceLocation(Record, Idx)); 923 E->setBaseExpr(Reader.ReadSubExpr()); 924 E->setKeyExpr(Reader.ReadSubExpr()); 925 E->GetAtIndexMethodDecl = ReadDeclAs<ObjCMethodDecl>(Record, Idx); 926 E->SetAtIndexMethodDecl = ReadDeclAs<ObjCMethodDecl>(Record, Idx); 927} 928 929void ASTStmtReader::VisitObjCMessageExpr(ObjCMessageExpr *E) { 930 VisitExpr(E); 931 assert(Record[Idx] == E->getNumArgs()); 932 ++Idx; 933 unsigned NumStoredSelLocs = Record[Idx++]; 934 E->SelLocsKind = Record[Idx++]; 935 E->setDelegateInitCall(Record[Idx++]); 936 E->IsImplicit = Record[Idx++]; 937 ObjCMessageExpr::ReceiverKind Kind 938 = static_cast<ObjCMessageExpr::ReceiverKind>(Record[Idx++]); 939 switch (Kind) { 940 case ObjCMessageExpr::Instance: 941 E->setInstanceReceiver(Reader.ReadSubExpr()); 942 break; 943 944 case ObjCMessageExpr::Class: 945 E->setClassReceiver(GetTypeSourceInfo(Record, Idx)); 946 break; 947 948 case ObjCMessageExpr::SuperClass: 949 case ObjCMessageExpr::SuperInstance: { 950 QualType T = Reader.readType(F, Record, Idx); 951 SourceLocation SuperLoc = ReadSourceLocation(Record, Idx); 952 E->setSuper(SuperLoc, T, Kind == ObjCMessageExpr::SuperInstance); 953 break; 954 } 955 } 956 957 assert(Kind == E->getReceiverKind()); 958 959 if (Record[Idx++]) 960 E->setMethodDecl(ReadDeclAs<ObjCMethodDecl>(Record, Idx)); 961 else 962 E->setSelector(Reader.ReadSelector(F, Record, Idx)); 963 964 E->LBracLoc = ReadSourceLocation(Record, Idx); 965 E->RBracLoc = ReadSourceLocation(Record, Idx); 966 967 for (unsigned I = 0, N = E->getNumArgs(); I != N; ++I) 968 E->setArg(I, Reader.ReadSubExpr()); 969 970 SourceLocation *Locs = E->getStoredSelLocs(); 971 for (unsigned I = 0; I != NumStoredSelLocs; ++I) 972 Locs[I] = ReadSourceLocation(Record, Idx); 973} 974 975void ASTStmtReader::VisitObjCForCollectionStmt(ObjCForCollectionStmt *S) { 976 VisitStmt(S); 977 S->setElement(Reader.ReadSubStmt()); 978 S->setCollection(Reader.ReadSubExpr()); 979 S->setBody(Reader.ReadSubStmt()); 980 S->setForLoc(ReadSourceLocation(Record, Idx)); 981 S->setRParenLoc(ReadSourceLocation(Record, Idx)); 982} 983 984void ASTStmtReader::VisitObjCAtCatchStmt(ObjCAtCatchStmt *S) { 985 VisitStmt(S); 986 S->setCatchBody(Reader.ReadSubStmt()); 987 S->setCatchParamDecl(ReadDeclAs<VarDecl>(Record, Idx)); 988 S->setAtCatchLoc(ReadSourceLocation(Record, Idx)); 989 S->setRParenLoc(ReadSourceLocation(Record, Idx)); 990} 991 992void ASTStmtReader::VisitObjCAtFinallyStmt(ObjCAtFinallyStmt *S) { 993 VisitStmt(S); 994 S->setFinallyBody(Reader.ReadSubStmt()); 995 S->setAtFinallyLoc(ReadSourceLocation(Record, Idx)); 996} 997 998void ASTStmtReader::VisitObjCAutoreleasePoolStmt(ObjCAutoreleasePoolStmt *S) { 999 VisitStmt(S); 1000 S->setSubStmt(Reader.ReadSubStmt()); 1001 S->setAtLoc(ReadSourceLocation(Record, Idx)); 1002} 1003 1004void ASTStmtReader::VisitObjCAtTryStmt(ObjCAtTryStmt *S) { 1005 VisitStmt(S); 1006 assert(Record[Idx] == S->getNumCatchStmts()); 1007 ++Idx; 1008 bool HasFinally = Record[Idx++]; 1009 S->setTryBody(Reader.ReadSubStmt()); 1010 for (unsigned I = 0, N = S->getNumCatchStmts(); I != N; ++I) 1011 S->setCatchStmt(I, cast_or_null<ObjCAtCatchStmt>(Reader.ReadSubStmt())); 1012 1013 if (HasFinally) 1014 S->setFinallyStmt(Reader.ReadSubStmt()); 1015 S->setAtTryLoc(ReadSourceLocation(Record, Idx)); 1016} 1017 1018void ASTStmtReader::VisitObjCAtSynchronizedStmt(ObjCAtSynchronizedStmt *S) { 1019 VisitStmt(S); 1020 S->setSynchExpr(Reader.ReadSubStmt()); 1021 S->setSynchBody(Reader.ReadSubStmt()); 1022 S->setAtSynchronizedLoc(ReadSourceLocation(Record, Idx)); 1023} 1024 1025void ASTStmtReader::VisitObjCAtThrowStmt(ObjCAtThrowStmt *S) { 1026 VisitStmt(S); 1027 S->setThrowExpr(Reader.ReadSubStmt()); 1028 S->setThrowLoc(ReadSourceLocation(Record, Idx)); 1029} 1030 1031void ASTStmtReader::VisitObjCBoolLiteralExpr(ObjCBoolLiteralExpr *E) { 1032 VisitExpr(E); 1033 E->setValue(Record[Idx++]); 1034 E->setLocation(ReadSourceLocation(Record, Idx)); 1035} 1036 1037//===----------------------------------------------------------------------===// 1038// C++ Expressions and Statements 1039//===----------------------------------------------------------------------===// 1040 1041void ASTStmtReader::VisitCXXCatchStmt(CXXCatchStmt *S) { 1042 VisitStmt(S); 1043 S->CatchLoc = ReadSourceLocation(Record, Idx); 1044 S->ExceptionDecl = ReadDeclAs<VarDecl>(Record, Idx); 1045 S->HandlerBlock = Reader.ReadSubStmt(); 1046} 1047 1048void ASTStmtReader::VisitCXXTryStmt(CXXTryStmt *S) { 1049 VisitStmt(S); 1050 assert(Record[Idx] == S->getNumHandlers() && "NumStmtFields is wrong ?"); 1051 ++Idx; 1052 S->TryLoc = ReadSourceLocation(Record, Idx); 1053 S->getStmts()[0] = Reader.ReadSubStmt(); 1054 for (unsigned i = 0, e = S->getNumHandlers(); i != e; ++i) 1055 S->getStmts()[i + 1] = Reader.ReadSubStmt(); 1056} 1057 1058void ASTStmtReader::VisitCXXForRangeStmt(CXXForRangeStmt *S) { 1059 VisitStmt(S); 1060 S->setForLoc(ReadSourceLocation(Record, Idx)); 1061 S->setColonLoc(ReadSourceLocation(Record, Idx)); 1062 S->setRParenLoc(ReadSourceLocation(Record, Idx)); 1063 S->setRangeStmt(Reader.ReadSubStmt()); 1064 S->setBeginEndStmt(Reader.ReadSubStmt()); 1065 S->setCond(Reader.ReadSubExpr()); 1066 S->setInc(Reader.ReadSubExpr()); 1067 S->setLoopVarStmt(Reader.ReadSubStmt()); 1068 S->setBody(Reader.ReadSubStmt()); 1069} 1070 1071void ASTStmtReader::VisitMSDependentExistsStmt(MSDependentExistsStmt *S) { 1072 VisitStmt(S); 1073 S->KeywordLoc = ReadSourceLocation(Record, Idx); 1074 S->IsIfExists = Record[Idx++]; 1075 S->QualifierLoc = Reader.ReadNestedNameSpecifierLoc(F, Record, Idx); 1076 ReadDeclarationNameInfo(S->NameInfo, Record, Idx); 1077 S->SubStmt = Reader.ReadSubStmt(); 1078} 1079 1080void ASTStmtReader::VisitCXXOperatorCallExpr(CXXOperatorCallExpr *E) { 1081 VisitCallExpr(E); 1082 E->setOperator((OverloadedOperatorKind)Record[Idx++]); 1083} 1084 1085void ASTStmtReader::VisitCXXConstructExpr(CXXConstructExpr *E) { 1086 VisitExpr(E); 1087 E->NumArgs = Record[Idx++]; 1088 if (E->NumArgs) 1089 E->Args = new (Reader.getContext()) Stmt*[E->NumArgs]; 1090 for (unsigned I = 0, N = E->getNumArgs(); I != N; ++I) 1091 E->setArg(I, Reader.ReadSubExpr()); 1092 E->setConstructor(ReadDeclAs<CXXConstructorDecl>(Record, Idx)); 1093 E->setLocation(ReadSourceLocation(Record, Idx)); 1094 E->setElidable(Record[Idx++]); 1095 E->setHadMultipleCandidates(Record[Idx++]); 1096 E->setRequiresZeroInitialization(Record[Idx++]); 1097 E->setConstructionKind((CXXConstructExpr::ConstructionKind)Record[Idx++]); 1098 E->ParenRange = ReadSourceRange(Record, Idx); 1099} 1100 1101void ASTStmtReader::VisitCXXTemporaryObjectExpr(CXXTemporaryObjectExpr *E) { 1102 VisitCXXConstructExpr(E); 1103 E->Type = GetTypeSourceInfo(Record, Idx); 1104} 1105 1106void ASTStmtReader::VisitLambdaExpr(LambdaExpr *E) { 1107 VisitExpr(E); 1108 unsigned NumCaptures = Record[Idx++]; 1109 assert(NumCaptures == E->NumCaptures);(void)NumCaptures; 1110 unsigned NumArrayIndexVars = Record[Idx++]; 1111 E->IntroducerRange = ReadSourceRange(Record, Idx); 1112 E->CaptureDefault = static_cast<LambdaCaptureDefault>(Record[Idx++]); 1113 E->ExplicitParams = Record[Idx++]; 1114 E->ExplicitResultType = Record[Idx++]; 1115 E->ClosingBrace = ReadSourceLocation(Record, Idx); 1116 1117 // Read capture initializers. 1118 for (LambdaExpr::capture_init_iterator C = E->capture_init_begin(), 1119 CEnd = E->capture_init_end(); 1120 C != CEnd; ++C) 1121 *C = Reader.ReadSubExpr(); 1122 1123 // Read array capture index variables. 1124 if (NumArrayIndexVars > 0) { 1125 unsigned *ArrayIndexStarts = E->getArrayIndexStarts(); 1126 for (unsigned I = 0; I != NumCaptures + 1; ++I) 1127 ArrayIndexStarts[I] = Record[Idx++]; 1128 1129 VarDecl **ArrayIndexVars = E->getArrayIndexVars(); 1130 for (unsigned I = 0; I != NumArrayIndexVars; ++I) 1131 ArrayIndexVars[I] = ReadDeclAs<VarDecl>(Record, Idx); 1132 } 1133} 1134 1135void ASTStmtReader::VisitCXXNamedCastExpr(CXXNamedCastExpr *E) { 1136 VisitExplicitCastExpr(E); 1137 SourceRange R = ReadSourceRange(Record, Idx); 1138 E->Loc = R.getBegin(); 1139 E->RParenLoc = R.getEnd(); 1140} 1141 1142void ASTStmtReader::VisitCXXStaticCastExpr(CXXStaticCastExpr *E) { 1143 return VisitCXXNamedCastExpr(E); 1144} 1145 1146void ASTStmtReader::VisitCXXDynamicCastExpr(CXXDynamicCastExpr *E) { 1147 return VisitCXXNamedCastExpr(E); 1148} 1149 1150void ASTStmtReader::VisitCXXReinterpretCastExpr(CXXReinterpretCastExpr *E) { 1151 return VisitCXXNamedCastExpr(E); 1152} 1153 1154void ASTStmtReader::VisitCXXConstCastExpr(CXXConstCastExpr *E) { 1155 return VisitCXXNamedCastExpr(E); 1156} 1157 1158void ASTStmtReader::VisitCXXFunctionalCastExpr(CXXFunctionalCastExpr *E) { 1159 VisitExplicitCastExpr(E); 1160 E->setTypeBeginLoc(ReadSourceLocation(Record, Idx)); 1161 E->setRParenLoc(ReadSourceLocation(Record, Idx)); 1162} 1163 1164void ASTStmtReader::VisitCXXBoolLiteralExpr(CXXBoolLiteralExpr *E) { 1165 VisitExpr(E); 1166 E->setValue(Record[Idx++]); 1167 E->setLocation(ReadSourceLocation(Record, Idx)); 1168} 1169 1170void ASTStmtReader::VisitCXXNullPtrLiteralExpr(CXXNullPtrLiteralExpr *E) { 1171 VisitExpr(E); 1172 E->setLocation(ReadSourceLocation(Record, Idx)); 1173} 1174 1175void ASTStmtReader::VisitCXXTypeidExpr(CXXTypeidExpr *E) { 1176 VisitExpr(E); 1177 E->setSourceRange(ReadSourceRange(Record, Idx)); 1178 if (E->isTypeOperand()) { // typeid(int) 1179 E->setTypeOperandSourceInfo( 1180 GetTypeSourceInfo(Record, Idx)); 1181 return; 1182 } 1183 1184 // typeid(42+2) 1185 E->setExprOperand(Reader.ReadSubExpr()); 1186} 1187 1188void ASTStmtReader::VisitCXXThisExpr(CXXThisExpr *E) { 1189 VisitExpr(E); 1190 E->setLocation(ReadSourceLocation(Record, Idx)); 1191 E->setImplicit(Record[Idx++]); 1192} 1193 1194void ASTStmtReader::VisitCXXThrowExpr(CXXThrowExpr *E) { 1195 VisitExpr(E); 1196 E->ThrowLoc = ReadSourceLocation(Record, Idx); 1197 E->Op = Reader.ReadSubExpr(); 1198 E->IsThrownVariableInScope = Record[Idx++]; 1199} 1200 1201void ASTStmtReader::VisitCXXDefaultArgExpr(CXXDefaultArgExpr *E) { 1202 VisitExpr(E); 1203 1204 assert((bool)Record[Idx] == E->Param.getInt() && "We messed up at creation ?"); 1205 ++Idx; // HasOtherExprStored and SubExpr was handled during creation. 1206 E->Param.setPointer(ReadDeclAs<ParmVarDecl>(Record, Idx)); 1207 E->Loc = ReadSourceLocation(Record, Idx); 1208} 1209 1210void ASTStmtReader::VisitCXXBindTemporaryExpr(CXXBindTemporaryExpr *E) { 1211 VisitExpr(E); 1212 E->setTemporary(Reader.ReadCXXTemporary(F, Record, Idx)); 1213 E->setSubExpr(Reader.ReadSubExpr()); 1214} 1215 1216void ASTStmtReader::VisitCXXScalarValueInitExpr(CXXScalarValueInitExpr *E) { 1217 VisitExpr(E); 1218 E->TypeInfo = GetTypeSourceInfo(Record, Idx); 1219 E->RParenLoc = ReadSourceLocation(Record, Idx); 1220} 1221 1222void ASTStmtReader::VisitCXXNewExpr(CXXNewExpr *E) { 1223 VisitExpr(E); 1224 E->GlobalNew = Record[Idx++]; 1225 bool isArray = Record[Idx++]; 1226 E->UsualArrayDeleteWantsSize = Record[Idx++]; 1227 unsigned NumPlacementArgs = Record[Idx++]; 1228 E->StoredInitializationStyle = Record[Idx++]; 1229 E->setOperatorNew(ReadDeclAs<FunctionDecl>(Record, Idx)); 1230 E->setOperatorDelete(ReadDeclAs<FunctionDecl>(Record, Idx)); 1231 E->AllocatedTypeInfo = GetTypeSourceInfo(Record, Idx); 1232 E->TypeIdParens = ReadSourceRange(Record, Idx); 1233 E->StartLoc = ReadSourceLocation(Record, Idx); 1234 E->DirectInitRange = ReadSourceRange(Record, Idx); 1235 1236 E->AllocateArgsArray(Reader.getContext(), isArray, NumPlacementArgs, 1237 E->StoredInitializationStyle != 0); 1238 1239 // Install all the subexpressions. 1240 for (CXXNewExpr::raw_arg_iterator I = E->raw_arg_begin(),e = E->raw_arg_end(); 1241 I != e; ++I) 1242 *I = Reader.ReadSubStmt(); 1243} 1244 1245void ASTStmtReader::VisitCXXDeleteExpr(CXXDeleteExpr *E) { 1246 VisitExpr(E); 1247 E->GlobalDelete = Record[Idx++]; 1248 E->ArrayForm = Record[Idx++]; 1249 E->ArrayFormAsWritten = Record[Idx++]; 1250 E->UsualArrayDeleteWantsSize = Record[Idx++]; 1251 E->OperatorDelete = ReadDeclAs<FunctionDecl>(Record, Idx); 1252 E->Argument = Reader.ReadSubExpr(); 1253 E->Loc = ReadSourceLocation(Record, Idx); 1254} 1255 1256void ASTStmtReader::VisitCXXPseudoDestructorExpr(CXXPseudoDestructorExpr *E) { 1257 VisitExpr(E); 1258 1259 E->Base = Reader.ReadSubExpr(); 1260 E->IsArrow = Record[Idx++]; 1261 E->OperatorLoc = ReadSourceLocation(Record, Idx); 1262 E->QualifierLoc = Reader.ReadNestedNameSpecifierLoc(F, Record, Idx); 1263 E->ScopeType = GetTypeSourceInfo(Record, Idx); 1264 E->ColonColonLoc = ReadSourceLocation(Record, Idx); 1265 E->TildeLoc = ReadSourceLocation(Record, Idx); 1266 1267 IdentifierInfo *II = Reader.GetIdentifierInfo(F, Record, Idx); 1268 if (II) 1269 E->setDestroyedType(II, ReadSourceLocation(Record, Idx)); 1270 else 1271 E->setDestroyedType(GetTypeSourceInfo(Record, Idx)); 1272} 1273 1274void ASTStmtReader::VisitExprWithCleanups(ExprWithCleanups *E) { 1275 VisitExpr(E); 1276 1277 unsigned NumObjects = Record[Idx++]; 1278 assert(NumObjects == E->getNumObjects()); 1279 for (unsigned i = 0; i != NumObjects; ++i) 1280 E->getObjectsBuffer()[i] = ReadDeclAs<BlockDecl>(Record, Idx); 1281 1282 E->SubExpr = Reader.ReadSubExpr(); 1283} 1284 1285void 1286ASTStmtReader::VisitCXXDependentScopeMemberExpr(CXXDependentScopeMemberExpr *E){ 1287 VisitExpr(E); 1288 1289 if (Record[Idx++]) // HasTemplateKWAndArgsInfo 1290 ReadTemplateKWAndArgsInfo(*E->getTemplateKWAndArgsInfo(), 1291 /*NumTemplateArgs=*/Record[Idx++]); 1292 1293 E->Base = Reader.ReadSubExpr(); 1294 E->BaseType = Reader.readType(F, Record, Idx); 1295 E->IsArrow = Record[Idx++]; 1296 E->OperatorLoc = ReadSourceLocation(Record, Idx); 1297 E->QualifierLoc = Reader.ReadNestedNameSpecifierLoc(F, Record, Idx); 1298 E->FirstQualifierFoundInScope = ReadDeclAs<NamedDecl>(Record, Idx); 1299 ReadDeclarationNameInfo(E->MemberNameInfo, Record, Idx); 1300} 1301 1302void 1303ASTStmtReader::VisitDependentScopeDeclRefExpr(DependentScopeDeclRefExpr *E) { 1304 VisitExpr(E); 1305 1306 if (Record[Idx++]) // HasTemplateKWAndArgsInfo 1307 ReadTemplateKWAndArgsInfo(*E->getTemplateKWAndArgsInfo(), 1308 /*NumTemplateArgs=*/Record[Idx++]); 1309 1310 E->QualifierLoc = Reader.ReadNestedNameSpecifierLoc(F, Record, Idx); 1311 ReadDeclarationNameInfo(E->NameInfo, Record, Idx); 1312} 1313 1314void 1315ASTStmtReader::VisitCXXUnresolvedConstructExpr(CXXUnresolvedConstructExpr *E) { 1316 VisitExpr(E); 1317 assert(Record[Idx] == E->arg_size() && "Read wrong record during creation ?"); 1318 ++Idx; // NumArgs; 1319 for (unsigned I = 0, N = E->arg_size(); I != N; ++I) 1320 E->setArg(I, Reader.ReadSubExpr()); 1321 E->Type = GetTypeSourceInfo(Record, Idx); 1322 E->setLParenLoc(ReadSourceLocation(Record, Idx)); 1323 E->setRParenLoc(ReadSourceLocation(Record, Idx)); 1324} 1325 1326void ASTStmtReader::VisitOverloadExpr(OverloadExpr *E) { 1327 VisitExpr(E); 1328 1329 if (Record[Idx++]) // HasTemplateKWAndArgsInfo 1330 ReadTemplateKWAndArgsInfo(*E->getTemplateKWAndArgsInfo(), 1331 /*NumTemplateArgs=*/Record[Idx++]); 1332 1333 unsigned NumDecls = Record[Idx++]; 1334 UnresolvedSet<8> Decls; 1335 for (unsigned i = 0; i != NumDecls; ++i) { 1336 NamedDecl *D = ReadDeclAs<NamedDecl>(Record, Idx); 1337 AccessSpecifier AS = (AccessSpecifier)Record[Idx++]; 1338 Decls.addDecl(D, AS); 1339 } 1340 E->initializeResults(Reader.getContext(), Decls.begin(), Decls.end()); 1341 1342 ReadDeclarationNameInfo(E->NameInfo, Record, Idx); 1343 E->QualifierLoc = Reader.ReadNestedNameSpecifierLoc(F, Record, Idx); 1344} 1345 1346void ASTStmtReader::VisitUnresolvedMemberExpr(UnresolvedMemberExpr *E) { 1347 VisitOverloadExpr(E); 1348 E->IsArrow = Record[Idx++]; 1349 E->HasUnresolvedUsing = Record[Idx++]; 1350 E->Base = Reader.ReadSubExpr(); 1351 E->BaseType = Reader.readType(F, Record, Idx); 1352 E->OperatorLoc = ReadSourceLocation(Record, Idx); 1353} 1354 1355void ASTStmtReader::VisitUnresolvedLookupExpr(UnresolvedLookupExpr *E) { 1356 VisitOverloadExpr(E); 1357 E->RequiresADL = Record[Idx++]; 1358 if (E->RequiresADL) 1359 E->StdIsAssociatedNamespace = Record[Idx++]; 1360 E->Overloaded = Record[Idx++]; 1361 E->NamingClass = ReadDeclAs<CXXRecordDecl>(Record, Idx); 1362} 1363 1364void ASTStmtReader::VisitUnaryTypeTraitExpr(UnaryTypeTraitExpr *E) { 1365 VisitExpr(E); 1366 E->UTT = (UnaryTypeTrait)Record[Idx++]; 1367 E->Value = (bool)Record[Idx++]; 1368 SourceRange Range = ReadSourceRange(Record, Idx); 1369 E->Loc = Range.getBegin(); 1370 E->RParen = Range.getEnd(); 1371 E->QueriedType = GetTypeSourceInfo(Record, Idx); 1372} 1373 1374void ASTStmtReader::VisitBinaryTypeTraitExpr(BinaryTypeTraitExpr *E) { 1375 VisitExpr(E); 1376 E->BTT = (BinaryTypeTrait)Record[Idx++]; 1377 E->Value = (bool)Record[Idx++]; 1378 SourceRange Range = ReadSourceRange(Record, Idx); 1379 E->Loc = Range.getBegin(); 1380 E->RParen = Range.getEnd(); 1381 E->LhsType = GetTypeSourceInfo(Record, Idx); 1382 E->RhsType = GetTypeSourceInfo(Record, Idx); 1383} 1384 1385void ASTStmtReader::VisitTypeTraitExpr(TypeTraitExpr *E) { 1386 VisitExpr(E); 1387 E->TypeTraitExprBits.NumArgs = Record[Idx++]; 1388 E->TypeTraitExprBits.Kind = Record[Idx++]; 1389 E->TypeTraitExprBits.Value = Record[Idx++]; 1390 1391 TypeSourceInfo **Args = E->getTypeSourceInfos(); 1392 for (unsigned I = 0, N = E->getNumArgs(); I != N; ++I) 1393 Args[I] = GetTypeSourceInfo(Record, Idx); 1394} 1395 1396void ASTStmtReader::VisitArrayTypeTraitExpr(ArrayTypeTraitExpr *E) { 1397 VisitExpr(E); 1398 E->ATT = (ArrayTypeTrait)Record[Idx++]; 1399 E->Value = (unsigned int)Record[Idx++]; 1400 SourceRange Range = ReadSourceRange(Record, Idx); 1401 E->Loc = Range.getBegin(); 1402 E->RParen = Range.getEnd(); 1403 E->QueriedType = GetTypeSourceInfo(Record, Idx); 1404} 1405 1406void ASTStmtReader::VisitExpressionTraitExpr(ExpressionTraitExpr *E) { 1407 VisitExpr(E); 1408 E->ET = (ExpressionTrait)Record[Idx++]; 1409 E->Value = (bool)Record[Idx++]; 1410 SourceRange Range = ReadSourceRange(Record, Idx); 1411 E->QueriedExpression = Reader.ReadSubExpr(); 1412 E->Loc = Range.getBegin(); 1413 E->RParen = Range.getEnd(); 1414} 1415 1416void ASTStmtReader::VisitCXXNoexceptExpr(CXXNoexceptExpr *E) { 1417 VisitExpr(E); 1418 E->Value = (bool)Record[Idx++]; 1419 E->Range = ReadSourceRange(Record, Idx); 1420 E->Operand = Reader.ReadSubExpr(); 1421} 1422 1423void ASTStmtReader::VisitPackExpansionExpr(PackExpansionExpr *E) { 1424 VisitExpr(E); 1425 E->EllipsisLoc = ReadSourceLocation(Record, Idx); 1426 E->NumExpansions = Record[Idx++]; 1427 E->Pattern = Reader.ReadSubExpr(); 1428} 1429 1430void ASTStmtReader::VisitSizeOfPackExpr(SizeOfPackExpr *E) { 1431 VisitExpr(E); 1432 E->OperatorLoc = ReadSourceLocation(Record, Idx); 1433 E->PackLoc = ReadSourceLocation(Record, Idx); 1434 E->RParenLoc = ReadSourceLocation(Record, Idx); 1435 E->Length = Record[Idx++]; 1436 E->Pack = ReadDeclAs<NamedDecl>(Record, Idx); 1437} 1438 1439void ASTStmtReader::VisitSubstNonTypeTemplateParmExpr( 1440 SubstNonTypeTemplateParmExpr *E) { 1441 VisitExpr(E); 1442 E->Param = ReadDeclAs<NonTypeTemplateParmDecl>(Record, Idx); 1443 E->NameLoc = ReadSourceLocation(Record, Idx); 1444 E->Replacement = Reader.ReadSubExpr(); 1445} 1446 1447void ASTStmtReader::VisitSubstNonTypeTemplateParmPackExpr( 1448 SubstNonTypeTemplateParmPackExpr *E) { 1449 VisitExpr(E); 1450 E->Param = ReadDeclAs<NonTypeTemplateParmDecl>(Record, Idx); 1451 TemplateArgument ArgPack = Reader.ReadTemplateArgument(F, Record, Idx); 1452 if (ArgPack.getKind() != TemplateArgument::Pack) 1453 return; 1454 1455 E->Arguments = ArgPack.pack_begin(); 1456 E->NumArguments = ArgPack.pack_size(); 1457 E->NameLoc = ReadSourceLocation(Record, Idx); 1458} 1459 1460void ASTStmtReader::VisitMaterializeTemporaryExpr(MaterializeTemporaryExpr *E) { 1461 VisitExpr(E); 1462 E->Temporary = Reader.ReadSubExpr(); 1463} 1464 1465void ASTStmtReader::VisitOpaqueValueExpr(OpaqueValueExpr *E) { 1466 VisitExpr(E); 1467 E->SourceExpr = Reader.ReadSubExpr(); 1468 E->Loc = ReadSourceLocation(Record, Idx); 1469} 1470 1471//===----------------------------------------------------------------------===// 1472// Microsoft Expressions and Statements 1473//===----------------------------------------------------------------------===// 1474void ASTStmtReader::VisitCXXUuidofExpr(CXXUuidofExpr *E) { 1475 VisitExpr(E); 1476 E->setSourceRange(ReadSourceRange(Record, Idx)); 1477 if (E->isTypeOperand()) { // __uuidof(ComType) 1478 E->setTypeOperandSourceInfo( 1479 GetTypeSourceInfo(Record, Idx)); 1480 return; 1481 } 1482 1483 // __uuidof(expr) 1484 E->setExprOperand(Reader.ReadSubExpr()); 1485} 1486 1487void ASTStmtReader::VisitSEHExceptStmt(SEHExceptStmt *S) { 1488 VisitStmt(S); 1489 S->Loc = ReadSourceLocation(Record, Idx); 1490 S->Children[SEHExceptStmt::FILTER_EXPR] = Reader.ReadSubStmt(); 1491 S->Children[SEHExceptStmt::BLOCK] = Reader.ReadSubStmt(); 1492} 1493 1494void ASTStmtReader::VisitSEHFinallyStmt(SEHFinallyStmt *S) { 1495 VisitStmt(S); 1496 S->Loc = ReadSourceLocation(Record, Idx); 1497 S->Block = Reader.ReadSubStmt(); 1498} 1499 1500void ASTStmtReader::VisitSEHTryStmt(SEHTryStmt *S) { 1501 VisitStmt(S); 1502 S->IsCXXTry = Record[Idx++]; 1503 S->TryLoc = ReadSourceLocation(Record, Idx); 1504 S->Children[SEHTryStmt::TRY] = Reader.ReadSubStmt(); 1505 S->Children[SEHTryStmt::HANDLER] = Reader.ReadSubStmt(); 1506} 1507 1508//===----------------------------------------------------------------------===// 1509// CUDA Expressions and Statements 1510//===----------------------------------------------------------------------===// 1511 1512void ASTStmtReader::VisitCUDAKernelCallExpr(CUDAKernelCallExpr *E) { 1513 VisitCallExpr(E); 1514 E->setConfig(cast<CallExpr>(Reader.ReadSubExpr())); 1515} 1516 1517//===----------------------------------------------------------------------===// 1518// OpenCL Expressions and Statements. 1519//===----------------------------------------------------------------------===// 1520void ASTStmtReader::VisitAsTypeExpr(AsTypeExpr *E) { 1521 VisitExpr(E); 1522 E->BuiltinLoc = ReadSourceLocation(Record, Idx); 1523 E->RParenLoc = ReadSourceLocation(Record, Idx); 1524 E->SrcExpr = Reader.ReadSubExpr(); 1525} 1526 1527//===----------------------------------------------------------------------===// 1528// ASTReader Implementation 1529//===----------------------------------------------------------------------===// 1530 1531Stmt *ASTReader::ReadStmt(ModuleFile &F) { 1532 switch (ReadingKind) { 1533 case Read_Decl: 1534 case Read_Type: 1535 return ReadStmtFromStream(F); 1536 case Read_Stmt: 1537 return ReadSubStmt(); 1538 } 1539 1540 llvm_unreachable("ReadingKind not set ?"); 1541} 1542 1543Expr *ASTReader::ReadExpr(ModuleFile &F) { 1544 return cast_or_null<Expr>(ReadStmt(F)); 1545} 1546 1547Expr *ASTReader::ReadSubExpr() { 1548 return cast_or_null<Expr>(ReadSubStmt()); 1549} 1550 1551// Within the bitstream, expressions are stored in Reverse Polish 1552// Notation, with each of the subexpressions preceding the 1553// expression they are stored in. Subexpressions are stored from last to first. 1554// To evaluate expressions, we continue reading expressions and placing them on 1555// the stack, with expressions having operands removing those operands from the 1556// stack. Evaluation terminates when we see a STMT_STOP record, and 1557// the single remaining expression on the stack is our result. 1558Stmt *ASTReader::ReadStmtFromStream(ModuleFile &F) { 1559 1560 ReadingKindTracker ReadingKind(Read_Stmt, *this); 1561 llvm::BitstreamCursor &Cursor = F.DeclsCursor; 1562 1563 // Map of offset to previously deserialized stmt. The offset points 1564 /// just after the stmt record. 1565 llvm::DenseMap<uint64_t, Stmt *> StmtEntries; 1566 1567#ifndef NDEBUG 1568 unsigned PrevNumStmts = StmtStack.size(); 1569#endif 1570 1571 RecordData Record; 1572 unsigned Idx; 1573 ASTStmtReader Reader(*this, F, Cursor, Record, Idx); 1574 Stmt::EmptyShell Empty; 1575 1576 while (true) { 1577 unsigned Code = Cursor.ReadCode(); 1578 if (Code == llvm::bitc::END_BLOCK) { 1579 if (Cursor.ReadBlockEnd()) { 1580 Error("error at end of block in AST file"); 1581 return 0; 1582 } 1583 break; 1584 } 1585 1586 if (Code == llvm::bitc::ENTER_SUBBLOCK) { 1587 // No known subblocks, always skip them. 1588 Cursor.ReadSubBlockID(); 1589 if (Cursor.SkipBlock()) { 1590 Error("malformed block record in AST file"); 1591 return 0; 1592 } 1593 continue; 1594 } 1595 1596 if (Code == llvm::bitc::DEFINE_ABBREV) { 1597 Cursor.ReadAbbrevRecord(); 1598 continue; 1599 } 1600 1601 Stmt *S = 0; 1602 Idx = 0; 1603 Record.clear(); 1604 bool Finished = false; 1605 bool IsStmtReference = false; 1606 switch ((StmtCode)Cursor.ReadRecord(Code, Record)) { 1607 case STMT_STOP: 1608 Finished = true; 1609 break; 1610 1611 case STMT_REF_PTR: 1612 IsStmtReference = true; 1613 assert(StmtEntries.find(Record[0]) != StmtEntries.end() && 1614 "No stmt was recorded for this offset reference!"); 1615 S = StmtEntries[Record[Idx++]]; 1616 break; 1617 1618 case STMT_NULL_PTR: 1619 S = 0; 1620 break; 1621 1622 case STMT_NULL: 1623 S = new (Context) NullStmt(Empty); 1624 break; 1625 1626 case STMT_COMPOUND: 1627 S = new (Context) CompoundStmt(Empty); 1628 break; 1629 1630 case STMT_CASE: 1631 S = new (Context) CaseStmt(Empty); 1632 break; 1633 1634 case STMT_DEFAULT: 1635 S = new (Context) DefaultStmt(Empty); 1636 break; 1637 1638 case STMT_LABEL: 1639 S = new (Context) LabelStmt(Empty); 1640 break; 1641 1642 case STMT_IF: 1643 S = new (Context) IfStmt(Empty); 1644 break; 1645 1646 case STMT_SWITCH: 1647 S = new (Context) SwitchStmt(Empty); 1648 break; 1649 1650 case STMT_WHILE: 1651 S = new (Context) WhileStmt(Empty); 1652 break; 1653 1654 case STMT_DO: 1655 S = new (Context) DoStmt(Empty); 1656 break; 1657 1658 case STMT_FOR: 1659 S = new (Context) ForStmt(Empty); 1660 break; 1661 1662 case STMT_GOTO: 1663 S = new (Context) GotoStmt(Empty); 1664 break; 1665 1666 case STMT_INDIRECT_GOTO: 1667 S = new (Context) IndirectGotoStmt(Empty); 1668 break; 1669 1670 case STMT_CONTINUE: 1671 S = new (Context) ContinueStmt(Empty); 1672 break; 1673 1674 case STMT_BREAK: 1675 S = new (Context) BreakStmt(Empty); 1676 break; 1677 1678 case STMT_RETURN: 1679 S = new (Context) ReturnStmt(Empty); 1680 break; 1681 1682 case STMT_DECL: 1683 S = new (Context) DeclStmt(Empty); 1684 break; 1685 1686 case STMT_ASM: 1687 S = new (Context) AsmStmt(Empty); 1688 break; 1689 1690 case EXPR_PREDEFINED: 1691 S = new (Context) PredefinedExpr(Empty); 1692 break; 1693 1694 case EXPR_DECL_REF: 1695 S = DeclRefExpr::CreateEmpty( 1696 Context, 1697 /*HasQualifier=*/Record[ASTStmtReader::NumExprFields], 1698 /*HasFoundDecl=*/Record[ASTStmtReader::NumExprFields + 1], 1699 /*HasTemplateKWAndArgsInfo=*/Record[ASTStmtReader::NumExprFields + 2], 1700 /*NumTemplateArgs=*/Record[ASTStmtReader::NumExprFields + 2] ? 1701 Record[ASTStmtReader::NumExprFields + 4] : 0); 1702 break; 1703 1704 case EXPR_INTEGER_LITERAL: 1705 S = IntegerLiteral::Create(Context, Empty); 1706 break; 1707 1708 case EXPR_FLOATING_LITERAL: 1709 S = FloatingLiteral::Create(Context, Empty); 1710 break; 1711 1712 case EXPR_IMAGINARY_LITERAL: 1713 S = new (Context) ImaginaryLiteral(Empty); 1714 break; 1715 1716 case EXPR_STRING_LITERAL: 1717 S = StringLiteral::CreateEmpty(Context, 1718 Record[ASTStmtReader::NumExprFields + 1]); 1719 break; 1720 1721 case EXPR_CHARACTER_LITERAL: 1722 S = new (Context) CharacterLiteral(Empty); 1723 break; 1724 1725 case EXPR_PAREN: 1726 S = new (Context) ParenExpr(Empty); 1727 break; 1728 1729 case EXPR_PAREN_LIST: 1730 S = new (Context) ParenListExpr(Empty); 1731 break; 1732 1733 case EXPR_UNARY_OPERATOR: 1734 S = new (Context) UnaryOperator(Empty); 1735 break; 1736 1737 case EXPR_OFFSETOF: 1738 S = OffsetOfExpr::CreateEmpty(Context, 1739 Record[ASTStmtReader::NumExprFields], 1740 Record[ASTStmtReader::NumExprFields + 1]); 1741 break; 1742 1743 case EXPR_SIZEOF_ALIGN_OF: 1744 S = new (Context) UnaryExprOrTypeTraitExpr(Empty); 1745 break; 1746 1747 case EXPR_ARRAY_SUBSCRIPT: 1748 S = new (Context) ArraySubscriptExpr(Empty); 1749 break; 1750 1751 case EXPR_CALL: 1752 S = new (Context) CallExpr(Context, Stmt::CallExprClass, Empty); 1753 break; 1754 1755 case EXPR_MEMBER: { 1756 // We load everything here and fully initialize it at creation. 1757 // That way we can use MemberExpr::Create and don't have to duplicate its 1758 // logic with a MemberExpr::CreateEmpty. 1759 1760 assert(Idx == 0); 1761 NestedNameSpecifierLoc QualifierLoc; 1762 if (Record[Idx++]) { // HasQualifier. 1763 QualifierLoc = ReadNestedNameSpecifierLoc(F, Record, Idx); 1764 } 1765 1766 SourceLocation TemplateKWLoc; 1767 TemplateArgumentListInfo ArgInfo; 1768 bool HasTemplateKWAndArgsInfo = Record[Idx++]; 1769 if (HasTemplateKWAndArgsInfo) { 1770 TemplateKWLoc = ReadSourceLocation(F, Record, Idx); 1771 unsigned NumTemplateArgs = Record[Idx++]; 1772 ArgInfo.setLAngleLoc(ReadSourceLocation(F, Record, Idx)); 1773 ArgInfo.setRAngleLoc(ReadSourceLocation(F, Record, Idx)); 1774 for (unsigned i = 0; i != NumTemplateArgs; ++i) 1775 ArgInfo.addArgument(ReadTemplateArgumentLoc(F, Record, Idx)); 1776 } 1777 1778 bool HadMultipleCandidates = Record[Idx++]; 1779 1780 NamedDecl *FoundD = ReadDeclAs<NamedDecl>(F, Record, Idx); 1781 AccessSpecifier AS = (AccessSpecifier)Record[Idx++]; 1782 DeclAccessPair FoundDecl = DeclAccessPair::make(FoundD, AS); 1783 1784 QualType T = readType(F, Record, Idx); 1785 ExprValueKind VK = static_cast<ExprValueKind>(Record[Idx++]); 1786 ExprObjectKind OK = static_cast<ExprObjectKind>(Record[Idx++]); 1787 Expr *Base = ReadSubExpr(); 1788 ValueDecl *MemberD = ReadDeclAs<ValueDecl>(F, Record, Idx); 1789 SourceLocation MemberLoc = ReadSourceLocation(F, Record, Idx); 1790 DeclarationNameInfo MemberNameInfo(MemberD->getDeclName(), MemberLoc); 1791 bool IsArrow = Record[Idx++]; 1792 1793 S = MemberExpr::Create(Context, Base, IsArrow, QualifierLoc, 1794 TemplateKWLoc, MemberD, FoundDecl, MemberNameInfo, 1795 HasTemplateKWAndArgsInfo ? &ArgInfo : 0, 1796 T, VK, OK); 1797 ReadDeclarationNameLoc(F, cast<MemberExpr>(S)->MemberDNLoc, 1798 MemberD->getDeclName(), Record, Idx); 1799 if (HadMultipleCandidates) 1800 cast<MemberExpr>(S)->setHadMultipleCandidates(true); 1801 break; 1802 } 1803 1804 case EXPR_BINARY_OPERATOR: 1805 S = new (Context) BinaryOperator(Empty); 1806 break; 1807 1808 case EXPR_COMPOUND_ASSIGN_OPERATOR: 1809 S = new (Context) CompoundAssignOperator(Empty); 1810 break; 1811 1812 case EXPR_CONDITIONAL_OPERATOR: 1813 S = new (Context) ConditionalOperator(Empty); 1814 break; 1815 1816 case EXPR_BINARY_CONDITIONAL_OPERATOR: 1817 S = new (Context) BinaryConditionalOperator(Empty); 1818 break; 1819 1820 case EXPR_IMPLICIT_CAST: 1821 S = ImplicitCastExpr::CreateEmpty(Context, 1822 /*PathSize*/ Record[ASTStmtReader::NumExprFields]); 1823 break; 1824 1825 case EXPR_CSTYLE_CAST: 1826 S = CStyleCastExpr::CreateEmpty(Context, 1827 /*PathSize*/ Record[ASTStmtReader::NumExprFields]); 1828 break; 1829 1830 case EXPR_COMPOUND_LITERAL: 1831 S = new (Context) CompoundLiteralExpr(Empty); 1832 break; 1833 1834 case EXPR_EXT_VECTOR_ELEMENT: 1835 S = new (Context) ExtVectorElementExpr(Empty); 1836 break; 1837 1838 case EXPR_INIT_LIST: 1839 S = new (Context) InitListExpr(getContext(), Empty); 1840 break; 1841 1842 case EXPR_DESIGNATED_INIT: 1843 S = DesignatedInitExpr::CreateEmpty(Context, 1844 Record[ASTStmtReader::NumExprFields] - 1); 1845 1846 break; 1847 1848 case EXPR_IMPLICIT_VALUE_INIT: 1849 S = new (Context) ImplicitValueInitExpr(Empty); 1850 break; 1851 1852 case EXPR_VA_ARG: 1853 S = new (Context) VAArgExpr(Empty); 1854 break; 1855 1856 case EXPR_ADDR_LABEL: 1857 S = new (Context) AddrLabelExpr(Empty); 1858 break; 1859 1860 case EXPR_STMT: 1861 S = new (Context) StmtExpr(Empty); 1862 break; 1863 1864 case EXPR_CHOOSE: 1865 S = new (Context) ChooseExpr(Empty); 1866 break; 1867 1868 case EXPR_GNU_NULL: 1869 S = new (Context) GNUNullExpr(Empty); 1870 break; 1871 1872 case EXPR_SHUFFLE_VECTOR: 1873 S = new (Context) ShuffleVectorExpr(Empty); 1874 break; 1875 1876 case EXPR_BLOCK: 1877 S = new (Context) BlockExpr(Empty); 1878 break; 1879 1880 case EXPR_BLOCK_DECL_REF: 1881 S = new (Context) BlockDeclRefExpr(Empty); 1882 break; 1883 1884 case EXPR_GENERIC_SELECTION: 1885 S = new (Context) GenericSelectionExpr(Empty); 1886 break; 1887 1888 case EXPR_OBJC_STRING_LITERAL: 1889 S = new (Context) ObjCStringLiteral(Empty); 1890 break; 1891 case EXPR_OBJC_NUMERIC_LITERAL: 1892 S = new (Context) ObjCNumericLiteral(Empty); 1893 break; 1894 case EXPR_OBJC_ARRAY_LITERAL: 1895 S = ObjCArrayLiteral::CreateEmpty(Context, 1896 Record[ASTStmtReader::NumExprFields]); 1897 break; 1898 case EXPR_OBJC_DICTIONARY_LITERAL: 1899 S = ObjCDictionaryLiteral::CreateEmpty(Context, 1900 Record[ASTStmtReader::NumExprFields], 1901 Record[ASTStmtReader::NumExprFields + 1]); 1902 break; 1903 case EXPR_OBJC_ENCODE: 1904 S = new (Context) ObjCEncodeExpr(Empty); 1905 break; 1906 case EXPR_OBJC_SELECTOR_EXPR: 1907 S = new (Context) ObjCSelectorExpr(Empty); 1908 break; 1909 case EXPR_OBJC_PROTOCOL_EXPR: 1910 S = new (Context) ObjCProtocolExpr(Empty); 1911 break; 1912 case EXPR_OBJC_IVAR_REF_EXPR: 1913 S = new (Context) ObjCIvarRefExpr(Empty); 1914 break; 1915 case EXPR_OBJC_PROPERTY_REF_EXPR: 1916 S = new (Context) ObjCPropertyRefExpr(Empty); 1917 break; 1918 case EXPR_OBJC_SUBSCRIPT_REF_EXPR: 1919 S = new (Context) ObjCSubscriptRefExpr(Empty); 1920 break; 1921 case EXPR_OBJC_KVC_REF_EXPR: 1922 llvm_unreachable("mismatching AST file"); 1923 case EXPR_OBJC_MESSAGE_EXPR: 1924 S = ObjCMessageExpr::CreateEmpty(Context, 1925 Record[ASTStmtReader::NumExprFields], 1926 Record[ASTStmtReader::NumExprFields + 1]); 1927 break; 1928 case EXPR_OBJC_ISA: 1929 S = new (Context) ObjCIsaExpr(Empty); 1930 break; 1931 case EXPR_OBJC_INDIRECT_COPY_RESTORE: 1932 S = new (Context) ObjCIndirectCopyRestoreExpr(Empty); 1933 break; 1934 case EXPR_OBJC_BRIDGED_CAST: 1935 S = new (Context) ObjCBridgedCastExpr(Empty); 1936 break; 1937 case STMT_OBJC_FOR_COLLECTION: 1938 S = new (Context) ObjCForCollectionStmt(Empty); 1939 break; 1940 case STMT_OBJC_CATCH: 1941 S = new (Context) ObjCAtCatchStmt(Empty); 1942 break; 1943 case STMT_OBJC_FINALLY: 1944 S = new (Context) ObjCAtFinallyStmt(Empty); 1945 break; 1946 case STMT_OBJC_AT_TRY: 1947 S = ObjCAtTryStmt::CreateEmpty(Context, 1948 Record[ASTStmtReader::NumStmtFields], 1949 Record[ASTStmtReader::NumStmtFields + 1]); 1950 break; 1951 case STMT_OBJC_AT_SYNCHRONIZED: 1952 S = new (Context) ObjCAtSynchronizedStmt(Empty); 1953 break; 1954 case STMT_OBJC_AT_THROW: 1955 S = new (Context) ObjCAtThrowStmt(Empty); 1956 break; 1957 case STMT_OBJC_AUTORELEASE_POOL: 1958 S = new (Context) ObjCAutoreleasePoolStmt(Empty); 1959 break; 1960 case EXPR_OBJC_BOOL_LITERAL: 1961 S = new (Context) ObjCBoolLiteralExpr(Empty); 1962 break; 1963 case STMT_SEH_EXCEPT: 1964 S = new (Context) SEHExceptStmt(Empty); 1965 break; 1966 case STMT_SEH_FINALLY: 1967 S = new (Context) SEHFinallyStmt(Empty); 1968 break; 1969 case STMT_SEH_TRY: 1970 S = new (Context) SEHTryStmt(Empty); 1971 break; 1972 case STMT_CXX_CATCH: 1973 S = new (Context) CXXCatchStmt(Empty); 1974 break; 1975 1976 case STMT_CXX_TRY: 1977 S = CXXTryStmt::Create(Context, Empty, 1978 /*NumHandlers=*/Record[ASTStmtReader::NumStmtFields]); 1979 break; 1980 1981 case STMT_CXX_FOR_RANGE: 1982 S = new (Context) CXXForRangeStmt(Empty); 1983 break; 1984 1985 case STMT_MS_DEPENDENT_EXISTS: 1986 S = new (Context) MSDependentExistsStmt(SourceLocation(), true, 1987 NestedNameSpecifierLoc(), 1988 DeclarationNameInfo(), 1989 0); 1990 break; 1991 1992 case EXPR_CXX_OPERATOR_CALL: 1993 S = new (Context) CXXOperatorCallExpr(Context, Empty); 1994 break; 1995 1996 case EXPR_CXX_MEMBER_CALL: 1997 S = new (Context) CXXMemberCallExpr(Context, Empty); 1998 break; 1999 2000 case EXPR_CXX_CONSTRUCT: 2001 S = new (Context) CXXConstructExpr(Empty); 2002 break; 2003 2004 case EXPR_CXX_TEMPORARY_OBJECT: 2005 S = new (Context) CXXTemporaryObjectExpr(Empty); 2006 break; 2007 2008 case EXPR_CXX_STATIC_CAST: 2009 S = CXXStaticCastExpr::CreateEmpty(Context, 2010 /*PathSize*/ Record[ASTStmtReader::NumExprFields]); 2011 break; 2012 2013 case EXPR_CXX_DYNAMIC_CAST: 2014 S = CXXDynamicCastExpr::CreateEmpty(Context, 2015 /*PathSize*/ Record[ASTStmtReader::NumExprFields]); 2016 break; 2017 2018 case EXPR_CXX_REINTERPRET_CAST: 2019 S = CXXReinterpretCastExpr::CreateEmpty(Context, 2020 /*PathSize*/ Record[ASTStmtReader::NumExprFields]); 2021 break; 2022 2023 case EXPR_CXX_CONST_CAST: 2024 S = CXXConstCastExpr::CreateEmpty(Context); 2025 break; 2026 2027 case EXPR_CXX_FUNCTIONAL_CAST: 2028 S = CXXFunctionalCastExpr::CreateEmpty(Context, 2029 /*PathSize*/ Record[ASTStmtReader::NumExprFields]); 2030 break; 2031 2032 case EXPR_CXX_BOOL_LITERAL: 2033 S = new (Context) CXXBoolLiteralExpr(Empty); 2034 break; 2035 2036 case EXPR_CXX_NULL_PTR_LITERAL: 2037 S = new (Context) CXXNullPtrLiteralExpr(Empty); 2038 break; 2039 case EXPR_CXX_TYPEID_EXPR: 2040 S = new (Context) CXXTypeidExpr(Empty, true); 2041 break; 2042 case EXPR_CXX_TYPEID_TYPE: 2043 S = new (Context) CXXTypeidExpr(Empty, false); 2044 break; 2045 case EXPR_CXX_UUIDOF_EXPR: 2046 S = new (Context) CXXUuidofExpr(Empty, true); 2047 break; 2048 case EXPR_CXX_UUIDOF_TYPE: 2049 S = new (Context) CXXUuidofExpr(Empty, false); 2050 break; 2051 case EXPR_CXX_THIS: 2052 S = new (Context) CXXThisExpr(Empty); 2053 break; 2054 case EXPR_CXX_THROW: 2055 S = new (Context) CXXThrowExpr(Empty); 2056 break; 2057 case EXPR_CXX_DEFAULT_ARG: { 2058 bool HasOtherExprStored = Record[ASTStmtReader::NumExprFields]; 2059 if (HasOtherExprStored) { 2060 Expr *SubExpr = ReadSubExpr(); 2061 S = CXXDefaultArgExpr::Create(Context, SourceLocation(), 0, SubExpr); 2062 } else 2063 S = new (Context) CXXDefaultArgExpr(Empty); 2064 break; 2065 } 2066 case EXPR_CXX_BIND_TEMPORARY: 2067 S = new (Context) CXXBindTemporaryExpr(Empty); 2068 break; 2069 2070 case EXPR_CXX_SCALAR_VALUE_INIT: 2071 S = new (Context) CXXScalarValueInitExpr(Empty); 2072 break; 2073 case EXPR_CXX_NEW: 2074 S = new (Context) CXXNewExpr(Empty); 2075 break; 2076 case EXPR_CXX_DELETE: 2077 S = new (Context) CXXDeleteExpr(Empty); 2078 break; 2079 case EXPR_CXX_PSEUDO_DESTRUCTOR: 2080 S = new (Context) CXXPseudoDestructorExpr(Empty); 2081 break; 2082 2083 case EXPR_EXPR_WITH_CLEANUPS: 2084 S = ExprWithCleanups::Create(Context, Empty, 2085 Record[ASTStmtReader::NumExprFields]); 2086 break; 2087 2088 case EXPR_CXX_DEPENDENT_SCOPE_MEMBER: 2089 S = CXXDependentScopeMemberExpr::CreateEmpty(Context, 2090 /*HasTemplateKWAndArgsInfo=*/Record[ASTStmtReader::NumExprFields], 2091 /*NumTemplateArgs=*/Record[ASTStmtReader::NumExprFields] 2092 ? Record[ASTStmtReader::NumExprFields + 1] 2093 : 0); 2094 break; 2095 2096 case EXPR_CXX_DEPENDENT_SCOPE_DECL_REF: 2097 S = DependentScopeDeclRefExpr::CreateEmpty(Context, 2098 /*HasTemplateKWAndArgsInfo=*/Record[ASTStmtReader::NumExprFields], 2099 /*NumTemplateArgs=*/Record[ASTStmtReader::NumExprFields] 2100 ? Record[ASTStmtReader::NumExprFields + 1] 2101 : 0); 2102 break; 2103 2104 case EXPR_CXX_UNRESOLVED_CONSTRUCT: 2105 S = CXXUnresolvedConstructExpr::CreateEmpty(Context, 2106 /*NumArgs=*/Record[ASTStmtReader::NumExprFields]); 2107 break; 2108 2109 case EXPR_CXX_UNRESOLVED_MEMBER: 2110 S = UnresolvedMemberExpr::CreateEmpty(Context, 2111 /*HasTemplateKWAndArgsInfo=*/Record[ASTStmtReader::NumExprFields], 2112 /*NumTemplateArgs=*/Record[ASTStmtReader::NumExprFields] 2113 ? Record[ASTStmtReader::NumExprFields + 1] 2114 : 0); 2115 break; 2116 2117 case EXPR_CXX_UNRESOLVED_LOOKUP: 2118 S = UnresolvedLookupExpr::CreateEmpty(Context, 2119 /*HasTemplateKWAndArgsInfo=*/Record[ASTStmtReader::NumExprFields], 2120 /*NumTemplateArgs=*/Record[ASTStmtReader::NumExprFields] 2121 ? Record[ASTStmtReader::NumExprFields + 1] 2122 : 0); 2123 break; 2124 2125 case EXPR_CXX_UNARY_TYPE_TRAIT: 2126 S = new (Context) UnaryTypeTraitExpr(Empty); 2127 break; 2128 2129 case EXPR_BINARY_TYPE_TRAIT: 2130 S = new (Context) BinaryTypeTraitExpr(Empty); 2131 break; 2132 2133 case EXPR_TYPE_TRAIT: 2134 S = TypeTraitExpr::CreateDeserialized(Context, 2135 Record[ASTStmtReader::NumExprFields]); 2136 break; 2137 2138 case EXPR_ARRAY_TYPE_TRAIT: 2139 S = new (Context) ArrayTypeTraitExpr(Empty); 2140 break; 2141 2142 case EXPR_CXX_EXPRESSION_TRAIT: 2143 S = new (Context) ExpressionTraitExpr(Empty); 2144 break; 2145 2146 case EXPR_CXX_NOEXCEPT: 2147 S = new (Context) CXXNoexceptExpr(Empty); 2148 break; 2149 2150 case EXPR_PACK_EXPANSION: 2151 S = new (Context) PackExpansionExpr(Empty); 2152 break; 2153 2154 case EXPR_SIZEOF_PACK: 2155 S = new (Context) SizeOfPackExpr(Empty); 2156 break; 2157 2158 case EXPR_SUBST_NON_TYPE_TEMPLATE_PARM: 2159 S = new (Context) SubstNonTypeTemplateParmExpr(Empty); 2160 break; 2161 2162 case EXPR_SUBST_NON_TYPE_TEMPLATE_PARM_PACK: 2163 S = new (Context) SubstNonTypeTemplateParmPackExpr(Empty); 2164 break; 2165 2166 case EXPR_MATERIALIZE_TEMPORARY: 2167 S = new (Context) MaterializeTemporaryExpr(Empty); 2168 break; 2169 2170 case EXPR_OPAQUE_VALUE: 2171 S = new (Context) OpaqueValueExpr(Empty); 2172 break; 2173 2174 case EXPR_CUDA_KERNEL_CALL: 2175 S = new (Context) CUDAKernelCallExpr(Context, Empty); 2176 break; 2177 2178 case EXPR_ASTYPE: 2179 S = new (Context) AsTypeExpr(Empty); 2180 break; 2181 2182 case EXPR_PSEUDO_OBJECT: { 2183 unsigned numSemanticExprs = Record[ASTStmtReader::NumExprFields]; 2184 S = PseudoObjectExpr::Create(Context, Empty, numSemanticExprs); 2185 break; 2186 } 2187 2188 case EXPR_ATOMIC: 2189 S = new (Context) AtomicExpr(Empty); 2190 break; 2191 2192 case EXPR_LAMBDA: { 2193 unsigned NumCaptures = Record[ASTStmtReader::NumExprFields]; 2194 unsigned NumArrayIndexVars = Record[ASTStmtReader::NumExprFields + 1]; 2195 S = LambdaExpr::CreateDeserialized(Context, NumCaptures, 2196 NumArrayIndexVars); 2197 break; 2198 } 2199 } 2200 2201 // We hit a STMT_STOP, so we're done with this expression. 2202 if (Finished) 2203 break; 2204 2205 ++NumStatementsRead; 2206 2207 if (S && !IsStmtReference) { 2208 Reader.Visit(S); 2209 StmtEntries[Cursor.GetCurrentBitNo()] = S; 2210 } 2211 2212 2213 assert(Idx == Record.size() && "Invalid deserialization of statement"); 2214 StmtStack.push_back(S); 2215 } 2216 2217#ifndef NDEBUG 2218 assert(StmtStack.size() > PrevNumStmts && "Read too many sub stmts!"); 2219 assert(StmtStack.size() == PrevNumStmts + 1 && "Extra expressions on stack!"); 2220#endif 2221 2222 return StmtStack.pop_back_val(); 2223} 2224