diff options
Diffstat (limited to 'contrib/llvm/tools/clang/lib/Frontend/PCHWriterStmt.cpp')
| -rw-r--r-- | contrib/llvm/tools/clang/lib/Frontend/PCHWriterStmt.cpp | 488 |
1 files changed, 366 insertions, 122 deletions
diff --git a/contrib/llvm/tools/clang/lib/Frontend/PCHWriterStmt.cpp b/contrib/llvm/tools/clang/lib/Frontend/PCHWriterStmt.cpp index a9ee435..7537728 100644 --- a/contrib/llvm/tools/clang/lib/Frontend/PCHWriterStmt.cpp +++ b/contrib/llvm/tools/clang/lib/Frontend/PCHWriterStmt.cpp @@ -22,7 +22,7 @@ using namespace clang; // Statement/expression serialization //===----------------------------------------------------------------------===// -namespace { +namespace clang { class PCHStmtWriter : public StmtVisitor<PCHStmtWriter, void> { PCHWriter &Writer; PCHWriter::RecordData &Record; @@ -32,6 +32,9 @@ namespace { PCHStmtWriter(PCHWriter &Writer, PCHWriter::RecordData &Record) : Writer(Writer), Record(Record) { } + + void + AddExplicitTemplateArgumentList(const ExplicitTemplateArgumentList &Args); void VisitStmt(Stmt *S); void VisitNullStmt(NullStmt *S); @@ -61,6 +64,7 @@ namespace { void VisitStringLiteral(StringLiteral *E); void VisitCharacterLiteral(CharacterLiteral *E); void VisitParenExpr(ParenExpr *E); + void VisitParenListExpr(ParenListExpr *E); void VisitUnaryOperator(UnaryOperator *E); void VisitOffsetOfExpr(OffsetOfExpr *E); void VisitSizeOfAlignOfExpr(SizeOfAlignOfExpr *E); @@ -114,6 +118,7 @@ namespace { void VisitCXXOperatorCallExpr(CXXOperatorCallExpr *E); void VisitCXXMemberCallExpr(CXXMemberCallExpr *E); void VisitCXXConstructExpr(CXXConstructExpr *E); + void VisitCXXTemporaryObjectExpr(CXXTemporaryObjectExpr *E); void VisitCXXNamedCastExpr(CXXNamedCastExpr *E); void VisitCXXStaticCastExpr(CXXStaticCastExpr *E); void VisitCXXDynamicCastExpr(CXXDynamicCastExpr *E); @@ -127,14 +132,34 @@ namespace { void VisitCXXThrowExpr(CXXThrowExpr *E); void VisitCXXDefaultArgExpr(CXXDefaultArgExpr *E); void VisitCXXBindTemporaryExpr(CXXBindTemporaryExpr *E); - - void VisitCXXZeroInitValueExpr(CXXZeroInitValueExpr *E); + void VisitCXXBindReferenceExpr(CXXBindReferenceExpr *E); + + void VisitCXXScalarValueInitExpr(CXXScalarValueInitExpr *E); void VisitCXXNewExpr(CXXNewExpr *E); - + void VisitCXXDeleteExpr(CXXDeleteExpr *E); + void VisitCXXPseudoDestructorExpr(CXXPseudoDestructorExpr *E); + void VisitCXXExprWithTemporaries(CXXExprWithTemporaries *E); + void VisitCXXDependentScopeMemberExpr(CXXDependentScopeMemberExpr *E); + void VisitDependentScopeDeclRefExpr(DependentScopeDeclRefExpr *E); + void VisitCXXUnresolvedConstructExpr(CXXUnresolvedConstructExpr *E); + + void VisitOverloadExpr(OverloadExpr *E); + void VisitUnresolvedMemberExpr(UnresolvedMemberExpr *E); + void VisitUnresolvedLookupExpr(UnresolvedLookupExpr *E); + + void VisitUnaryTypeTraitExpr(UnaryTypeTraitExpr *E); }; } +void PCHStmtWriter:: +AddExplicitTemplateArgumentList(const ExplicitTemplateArgumentList &Args) { + Writer.AddSourceLocation(Args.LAngleLoc, Record); + Writer.AddSourceLocation(Args.RAngleLoc, Record); + for (unsigned i=0; i != Args.NumTemplateArgs; ++i) + Writer.AddTemplateArgumentLoc(Args.getTemplateArgs()[i], Record); +} + void PCHStmtWriter::VisitStmt(Stmt *S) { } @@ -149,7 +174,7 @@ void PCHStmtWriter::VisitCompoundStmt(CompoundStmt *S) { Record.push_back(S->size()); for (CompoundStmt::body_iterator CS = S->body_begin(), CSEnd = S->body_end(); CS != CSEnd; ++CS) - Writer.WriteSubStmt(*CS); + Writer.AddStmt(*CS); Writer.AddSourceLocation(S->getLBracLoc(), Record); Writer.AddSourceLocation(S->getRBracLoc(), Record); Code = pch::STMT_COMPOUND; @@ -157,14 +182,14 @@ void PCHStmtWriter::VisitCompoundStmt(CompoundStmt *S) { void PCHStmtWriter::VisitSwitchCase(SwitchCase *S) { VisitStmt(S); - Record.push_back(Writer.RecordSwitchCaseID(S)); + Record.push_back(Writer.getSwitchCaseID(S)); } void PCHStmtWriter::VisitCaseStmt(CaseStmt *S) { VisitSwitchCase(S); - Writer.WriteSubStmt(S->getLHS()); - Writer.WriteSubStmt(S->getRHS()); - Writer.WriteSubStmt(S->getSubStmt()); + Writer.AddStmt(S->getLHS()); + Writer.AddStmt(S->getRHS()); + Writer.AddStmt(S->getSubStmt()); Writer.AddSourceLocation(S->getCaseLoc(), Record); Writer.AddSourceLocation(S->getEllipsisLoc(), Record); Writer.AddSourceLocation(S->getColonLoc(), Record); @@ -173,7 +198,7 @@ void PCHStmtWriter::VisitCaseStmt(CaseStmt *S) { void PCHStmtWriter::VisitDefaultStmt(DefaultStmt *S) { VisitSwitchCase(S); - Writer.WriteSubStmt(S->getSubStmt()); + Writer.AddStmt(S->getSubStmt()); Writer.AddSourceLocation(S->getDefaultLoc(), Record); Writer.AddSourceLocation(S->getColonLoc(), Record); Code = pch::STMT_DEFAULT; @@ -182,7 +207,7 @@ void PCHStmtWriter::VisitDefaultStmt(DefaultStmt *S) { void PCHStmtWriter::VisitLabelStmt(LabelStmt *S) { VisitStmt(S); Writer.AddIdentifierRef(S->getID(), Record); - Writer.WriteSubStmt(S->getSubStmt()); + Writer.AddStmt(S->getSubStmt()); Writer.AddSourceLocation(S->getIdentLoc(), Record); Record.push_back(Writer.GetLabelID(S)); Code = pch::STMT_LABEL; @@ -191,9 +216,9 @@ void PCHStmtWriter::VisitLabelStmt(LabelStmt *S) { void PCHStmtWriter::VisitIfStmt(IfStmt *S) { VisitStmt(S); Writer.AddDeclRef(S->getConditionVariable(), Record); - Writer.WriteSubStmt(S->getCond()); - Writer.WriteSubStmt(S->getThen()); - Writer.WriteSubStmt(S->getElse()); + Writer.AddStmt(S->getCond()); + Writer.AddStmt(S->getThen()); + Writer.AddStmt(S->getElse()); Writer.AddSourceLocation(S->getIfLoc(), Record); Writer.AddSourceLocation(S->getElseLoc(), Record); Code = pch::STMT_IF; @@ -202,28 +227,28 @@ void PCHStmtWriter::VisitIfStmt(IfStmt *S) { void PCHStmtWriter::VisitSwitchStmt(SwitchStmt *S) { VisitStmt(S); Writer.AddDeclRef(S->getConditionVariable(), Record); - Writer.WriteSubStmt(S->getCond()); - Writer.WriteSubStmt(S->getBody()); + Writer.AddStmt(S->getCond()); + Writer.AddStmt(S->getBody()); Writer.AddSourceLocation(S->getSwitchLoc(), Record); for (SwitchCase *SC = S->getSwitchCaseList(); SC; SC = SC->getNextSwitchCase()) - Record.push_back(Writer.getSwitchCaseID(SC)); + Record.push_back(Writer.RecordSwitchCaseID(SC)); Code = pch::STMT_SWITCH; } void PCHStmtWriter::VisitWhileStmt(WhileStmt *S) { VisitStmt(S); Writer.AddDeclRef(S->getConditionVariable(), Record); - Writer.WriteSubStmt(S->getCond()); - Writer.WriteSubStmt(S->getBody()); + Writer.AddStmt(S->getCond()); + Writer.AddStmt(S->getBody()); Writer.AddSourceLocation(S->getWhileLoc(), Record); Code = pch::STMT_WHILE; } void PCHStmtWriter::VisitDoStmt(DoStmt *S) { VisitStmt(S); - Writer.WriteSubStmt(S->getCond()); - Writer.WriteSubStmt(S->getBody()); + Writer.AddStmt(S->getCond()); + Writer.AddStmt(S->getBody()); Writer.AddSourceLocation(S->getDoLoc(), Record); Writer.AddSourceLocation(S->getWhileLoc(), Record); Writer.AddSourceLocation(S->getRParenLoc(), Record); @@ -232,11 +257,11 @@ void PCHStmtWriter::VisitDoStmt(DoStmt *S) { void PCHStmtWriter::VisitForStmt(ForStmt *S) { VisitStmt(S); - Writer.WriteSubStmt(S->getInit()); - Writer.WriteSubStmt(S->getCond()); + Writer.AddStmt(S->getInit()); + Writer.AddStmt(S->getCond()); Writer.AddDeclRef(S->getConditionVariable(), Record); - Writer.WriteSubStmt(S->getInc()); - Writer.WriteSubStmt(S->getBody()); + Writer.AddStmt(S->getInc()); + Writer.AddStmt(S->getBody()); Writer.AddSourceLocation(S->getForLoc(), Record); Writer.AddSourceLocation(S->getLParenLoc(), Record); Writer.AddSourceLocation(S->getRParenLoc(), Record); @@ -255,7 +280,7 @@ void PCHStmtWriter::VisitIndirectGotoStmt(IndirectGotoStmt *S) { VisitStmt(S); Writer.AddSourceLocation(S->getGotoLoc(), Record); Writer.AddSourceLocation(S->getStarLoc(), Record); - Writer.WriteSubStmt(S->getTarget()); + Writer.AddStmt(S->getTarget()); Code = pch::STMT_INDIRECT_GOTO; } @@ -273,7 +298,7 @@ void PCHStmtWriter::VisitBreakStmt(BreakStmt *S) { void PCHStmtWriter::VisitReturnStmt(ReturnStmt *S) { VisitStmt(S); - Writer.WriteSubStmt(S->getRetValue()); + Writer.AddStmt(S->getRetValue()); Writer.AddSourceLocation(S->getReturnLoc(), Record); Writer.AddDeclRef(S->getNRVOCandidate(), Record); Code = pch::STMT_RETURN; @@ -299,25 +324,25 @@ void PCHStmtWriter::VisitAsmStmt(AsmStmt *S) { Record.push_back(S->isVolatile()); Record.push_back(S->isSimple()); Record.push_back(S->isMSAsm()); - Writer.WriteSubStmt(S->getAsmString()); + Writer.AddStmt(S->getAsmString()); // Outputs for (unsigned I = 0, N = S->getNumOutputs(); I != N; ++I) { Writer.AddIdentifierRef(S->getOutputIdentifier(I), Record); - Writer.WriteSubStmt(S->getOutputConstraintLiteral(I)); - Writer.WriteSubStmt(S->getOutputExpr(I)); + Writer.AddStmt(S->getOutputConstraintLiteral(I)); + Writer.AddStmt(S->getOutputExpr(I)); } // Inputs for (unsigned I = 0, N = S->getNumInputs(); I != N; ++I) { Writer.AddIdentifierRef(S->getInputIdentifier(I), Record); - Writer.WriteSubStmt(S->getInputConstraintLiteral(I)); - Writer.WriteSubStmt(S->getInputExpr(I)); + Writer.AddStmt(S->getInputConstraintLiteral(I)); + Writer.AddStmt(S->getInputExpr(I)); } // Clobbers for (unsigned I = 0, N = S->getNumClobbers(); I != N; ++I) - Writer.WriteSubStmt(S->getClobber(I)); + Writer.AddStmt(S->getClobber(I)); Code = pch::STMT_ASM; } @@ -338,10 +363,23 @@ void PCHStmtWriter::VisitPredefinedExpr(PredefinedExpr *E) { void PCHStmtWriter::VisitDeclRefExpr(DeclRefExpr *E) { VisitExpr(E); + + Record.push_back(E->hasQualifier()); + unsigned NumTemplateArgs = E->getNumTemplateArgs(); + assert((NumTemplateArgs != 0) == E->hasExplicitTemplateArgumentList() && + "Template args list with no args ?"); + Record.push_back(NumTemplateArgs); + + if (E->hasQualifier()) { + Writer.AddNestedNameSpecifier(E->getQualifier(), Record); + Writer.AddSourceRange(E->getQualifierRange(), Record); + } + + if (NumTemplateArgs) + AddExplicitTemplateArgumentList(*E->getExplicitTemplateArgumentList()); + Writer.AddDeclRef(E->getDecl(), Record); Writer.AddSourceLocation(E->getLocation(), Record); - // FIXME: write qualifier - // FIXME: write explicit template arguments Code = pch::EXPR_DECL_REF; } @@ -362,7 +400,7 @@ void PCHStmtWriter::VisitFloatingLiteral(FloatingLiteral *E) { void PCHStmtWriter::VisitImaginaryLiteral(ImaginaryLiteral *E) { VisitExpr(E); - Writer.WriteSubStmt(E->getSubExpr()); + Writer.AddStmt(E->getSubExpr()); Code = pch::EXPR_IMAGINARY_LITERAL; } @@ -394,13 +432,23 @@ void PCHStmtWriter::VisitParenExpr(ParenExpr *E) { VisitExpr(E); Writer.AddSourceLocation(E->getLParen(), Record); Writer.AddSourceLocation(E->getRParen(), Record); - Writer.WriteSubStmt(E->getSubExpr()); + Writer.AddStmt(E->getSubExpr()); Code = pch::EXPR_PAREN; } +void PCHStmtWriter::VisitParenListExpr(ParenListExpr *E) { + VisitExpr(E); + Record.push_back(E->NumExprs); + for (unsigned i=0; i != E->NumExprs; ++i) + Writer.AddStmt(E->Exprs[i]); + Writer.AddSourceLocation(E->LParenLoc, Record); + Writer.AddSourceLocation(E->RParenLoc, Record); + Code = pch::EXPR_PAREN_LIST; +} + void PCHStmtWriter::VisitUnaryOperator(UnaryOperator *E) { VisitExpr(E); - Writer.WriteSubStmt(E->getSubExpr()); + Writer.AddStmt(E->getSubExpr()); Record.push_back(E->getOpcode()); // FIXME: stable encoding Writer.AddSourceLocation(E->getOperatorLoc(), Record); Code = pch::EXPR_UNARY_OPERATOR; @@ -438,7 +486,7 @@ void PCHStmtWriter::VisitOffsetOfExpr(OffsetOfExpr *E) { } } for (unsigned I = 0, N = E->getNumExpressions(); I != N; ++I) - Writer.WriteSubStmt(E->getIndexExpr(I)); + Writer.AddStmt(E->getIndexExpr(I)); Code = pch::EXPR_OFFSETOF; } @@ -449,7 +497,7 @@ void PCHStmtWriter::VisitSizeOfAlignOfExpr(SizeOfAlignOfExpr *E) { Writer.AddTypeSourceInfo(E->getArgumentTypeInfo(), Record); else { Record.push_back(0); - Writer.WriteSubStmt(E->getArgumentExpr()); + Writer.AddStmt(E->getArgumentExpr()); } Writer.AddSourceLocation(E->getOperatorLoc(), Record); Writer.AddSourceLocation(E->getRParenLoc(), Record); @@ -458,8 +506,8 @@ void PCHStmtWriter::VisitSizeOfAlignOfExpr(SizeOfAlignOfExpr *E) { void PCHStmtWriter::VisitArraySubscriptExpr(ArraySubscriptExpr *E) { VisitExpr(E); - Writer.WriteSubStmt(E->getLHS()); - Writer.WriteSubStmt(E->getRHS()); + Writer.AddStmt(E->getLHS()); + Writer.AddStmt(E->getRHS()); Writer.AddSourceLocation(E->getRBracketLoc(), Record); Code = pch::EXPR_ARRAY_SUBSCRIPT; } @@ -468,27 +516,48 @@ void PCHStmtWriter::VisitCallExpr(CallExpr *E) { VisitExpr(E); Record.push_back(E->getNumArgs()); Writer.AddSourceLocation(E->getRParenLoc(), Record); - Writer.WriteSubStmt(E->getCallee()); + Writer.AddStmt(E->getCallee()); for (CallExpr::arg_iterator Arg = E->arg_begin(), ArgEnd = E->arg_end(); Arg != ArgEnd; ++Arg) - Writer.WriteSubStmt(*Arg); + Writer.AddStmt(*Arg); Code = pch::EXPR_CALL; } void PCHStmtWriter::VisitMemberExpr(MemberExpr *E) { - VisitExpr(E); - Writer.WriteSubStmt(E->getBase()); + // Don't call VisitExpr, we'll write everything here. + + Record.push_back(E->hasQualifier()); + if (E->hasQualifier()) { + Writer.AddNestedNameSpecifier(E->getQualifier(), Record); + Writer.AddSourceRange(E->getQualifierRange(), Record); + } + + unsigned NumTemplateArgs = E->getNumTemplateArgs(); + assert((NumTemplateArgs != 0) == E->hasExplicitTemplateArgumentList() && + "Template args list with no args ?"); + Record.push_back(NumTemplateArgs); + if (NumTemplateArgs) { + Writer.AddSourceLocation(E->getLAngleLoc(), Record); + Writer.AddSourceLocation(E->getRAngleLoc(), Record); + for (unsigned i=0; i != NumTemplateArgs; ++i) + Writer.AddTemplateArgumentLoc(E->getTemplateArgs()[i], Record); + } + + DeclAccessPair FoundDecl = E->getFoundDecl(); + Writer.AddDeclRef(FoundDecl.getDecl(), Record); + Record.push_back(FoundDecl.getAccess()); + + Writer.AddTypeRef(E->getType(), Record); + Writer.AddStmt(E->getBase()); Writer.AddDeclRef(E->getMemberDecl(), Record); Writer.AddSourceLocation(E->getMemberLoc(), Record); Record.push_back(E->isArrow()); - // FIXME: C++ nested-name-specifier - // FIXME: C++ template argument list Code = pch::EXPR_MEMBER; } void PCHStmtWriter::VisitObjCIsaExpr(ObjCIsaExpr *E) { VisitExpr(E); - Writer.WriteSubStmt(E->getBase()); + Writer.AddStmt(E->getBase()); Writer.AddSourceLocation(E->getIsaMemberLoc(), Record); Record.push_back(E->isArrow()); Code = pch::EXPR_OBJC_ISA; @@ -496,14 +565,19 @@ void PCHStmtWriter::VisitObjCIsaExpr(ObjCIsaExpr *E) { void PCHStmtWriter::VisitCastExpr(CastExpr *E) { VisitExpr(E); - Writer.WriteSubStmt(E->getSubExpr()); + Writer.AddStmt(E->getSubExpr()); Record.push_back(E->getCastKind()); // FIXME: stable encoding + CXXBaseSpecifierArray &BasePath = E->getBasePath(); + Record.push_back(BasePath.size()); + for (CXXBaseSpecifierArray::iterator I = BasePath.begin(), E = BasePath.end(); + I != E; ++I) + Writer.AddCXXBaseSpecifier(**I, Record); } void PCHStmtWriter::VisitBinaryOperator(BinaryOperator *E) { VisitExpr(E); - Writer.WriteSubStmt(E->getLHS()); - Writer.WriteSubStmt(E->getRHS()); + Writer.AddStmt(E->getLHS()); + Writer.AddStmt(E->getRHS()); Record.push_back(E->getOpcode()); // FIXME: stable encoding Writer.AddSourceLocation(E->getOperatorLoc(), Record); Code = pch::EXPR_BINARY_OPERATOR; @@ -518,9 +592,9 @@ void PCHStmtWriter::VisitCompoundAssignOperator(CompoundAssignOperator *E) { void PCHStmtWriter::VisitConditionalOperator(ConditionalOperator *E) { VisitExpr(E); - Writer.WriteSubStmt(E->getCond()); - Writer.WriteSubStmt(E->getLHS()); - Writer.WriteSubStmt(E->getRHS()); + Writer.AddStmt(E->getCond()); + Writer.AddStmt(E->getLHS()); + Writer.AddStmt(E->getRHS()); Writer.AddSourceLocation(E->getQuestionLoc(), Record); Writer.AddSourceLocation(E->getColonLoc(), Record); Code = pch::EXPR_CONDITIONAL_OPERATOR; @@ -548,14 +622,14 @@ void PCHStmtWriter::VisitCompoundLiteralExpr(CompoundLiteralExpr *E) { VisitExpr(E); Writer.AddSourceLocation(E->getLParenLoc(), Record); Writer.AddTypeSourceInfo(E->getTypeSourceInfo(), Record); - Writer.WriteSubStmt(E->getInitializer()); + Writer.AddStmt(E->getInitializer()); Record.push_back(E->isFileScope()); Code = pch::EXPR_COMPOUND_LITERAL; } void PCHStmtWriter::VisitExtVectorElementExpr(ExtVectorElementExpr *E) { VisitExpr(E); - Writer.WriteSubStmt(E->getBase()); + Writer.AddStmt(E->getBase()); Writer.AddIdentifierRef(&E->getAccessor(), Record); Writer.AddSourceLocation(E->getAccessorLoc(), Record); Code = pch::EXPR_EXT_VECTOR_ELEMENT; @@ -565,8 +639,8 @@ void PCHStmtWriter::VisitInitListExpr(InitListExpr *E) { VisitExpr(E); Record.push_back(E->getNumInits()); for (unsigned I = 0, N = E->getNumInits(); I != N; ++I) - Writer.WriteSubStmt(E->getInit(I)); - Writer.WriteSubStmt(E->getSyntacticForm()); + Writer.AddStmt(E->getInit(I)); + Writer.AddStmt(E->getSyntacticForm()); Writer.AddSourceLocation(E->getLBraceLoc(), Record); Writer.AddSourceLocation(E->getRBraceLoc(), Record); Writer.AddDeclRef(E->getInitializedFieldInUnion(), Record); @@ -578,7 +652,7 @@ void PCHStmtWriter::VisitDesignatedInitExpr(DesignatedInitExpr *E) { VisitExpr(E); Record.push_back(E->getNumSubExprs()); for (unsigned I = 0, N = E->getNumSubExprs(); I != N; ++I) - Writer.WriteSubStmt(E->getSubExpr(I)); + Writer.AddStmt(E->getSubExpr(I)); Writer.AddSourceLocation(E->getEqualOrColonLoc(), Record); Record.push_back(E->usesGNUSyntax()); for (DesignatedInitExpr::designators_iterator D = E->designators_begin(), @@ -618,7 +692,7 @@ void PCHStmtWriter::VisitImplicitValueInitExpr(ImplicitValueInitExpr *E) { void PCHStmtWriter::VisitVAArgExpr(VAArgExpr *E) { VisitExpr(E); - Writer.WriteSubStmt(E->getSubExpr()); + Writer.AddStmt(E->getSubExpr()); Writer.AddSourceLocation(E->getBuiltinLoc(), Record); Writer.AddSourceLocation(E->getRParenLoc(), Record); Code = pch::EXPR_VA_ARG; @@ -634,7 +708,7 @@ void PCHStmtWriter::VisitAddrLabelExpr(AddrLabelExpr *E) { void PCHStmtWriter::VisitStmtExpr(StmtExpr *E) { VisitExpr(E); - Writer.WriteSubStmt(E->getSubStmt()); + Writer.AddStmt(E->getSubStmt()); Writer.AddSourceLocation(E->getLParenLoc(), Record); Writer.AddSourceLocation(E->getRParenLoc(), Record); Code = pch::EXPR_STMT; @@ -651,9 +725,9 @@ void PCHStmtWriter::VisitTypesCompatibleExpr(TypesCompatibleExpr *E) { void PCHStmtWriter::VisitChooseExpr(ChooseExpr *E) { VisitExpr(E); - Writer.WriteSubStmt(E->getCond()); - Writer.WriteSubStmt(E->getLHS()); - Writer.WriteSubStmt(E->getRHS()); + Writer.AddStmt(E->getCond()); + Writer.AddStmt(E->getLHS()); + Writer.AddStmt(E->getRHS()); Writer.AddSourceLocation(E->getBuiltinLoc(), Record); Writer.AddSourceLocation(E->getRParenLoc(), Record); Code = pch::EXPR_CHOOSE; @@ -669,7 +743,7 @@ void PCHStmtWriter::VisitShuffleVectorExpr(ShuffleVectorExpr *E) { VisitExpr(E); Record.push_back(E->getNumSubExprs()); for (unsigned I = 0, N = E->getNumSubExprs(); I != N; ++I) - Writer.WriteSubStmt(E->getExpr(I)); + Writer.AddStmt(E->getExpr(I)); Writer.AddSourceLocation(E->getBuiltinLoc(), Record); Writer.AddSourceLocation(E->getRParenLoc(), Record); Code = pch::EXPR_SHUFFLE_VECTOR; @@ -688,6 +762,7 @@ void PCHStmtWriter::VisitBlockDeclRefExpr(BlockDeclRefExpr *E) { Writer.AddSourceLocation(E->getLocation(), Record); Record.push_back(E->isByRef()); Record.push_back(E->isConstQualAdded()); + Writer.AddStmt(E->getCopyConstructorExpr()); Code = pch::EXPR_BLOCK_DECL_REF; } @@ -697,7 +772,7 @@ void PCHStmtWriter::VisitBlockDeclRefExpr(BlockDeclRefExpr *E) { void PCHStmtWriter::VisitObjCStringLiteral(ObjCStringLiteral *E) { VisitExpr(E); - Writer.WriteSubStmt(E->getString()); + Writer.AddStmt(E->getString()); Writer.AddSourceLocation(E->getAtLoc(), Record); Code = pch::EXPR_OBJC_STRING_LITERAL; } @@ -730,7 +805,7 @@ void PCHStmtWriter::VisitObjCIvarRefExpr(ObjCIvarRefExpr *E) { VisitExpr(E); Writer.AddDeclRef(E->getDecl(), Record); Writer.AddSourceLocation(E->getLocation(), Record); - Writer.WriteSubStmt(E->getBase()); + Writer.AddStmt(E->getBase()); Record.push_back(E->isArrow()); Record.push_back(E->isFreeIvar()); Code = pch::EXPR_OBJC_IVAR_REF_EXPR; @@ -740,7 +815,7 @@ void PCHStmtWriter::VisitObjCPropertyRefExpr(ObjCPropertyRefExpr *E) { VisitExpr(E); Writer.AddDeclRef(E->getProperty(), Record); Writer.AddSourceLocation(E->getLocation(), Record); - Writer.WriteSubStmt(E->getBase()); + Writer.AddStmt(E->getBase()); Code = pch::EXPR_OBJC_PROPERTY_REF_EXPR; } @@ -752,7 +827,7 @@ void PCHStmtWriter::VisitObjCImplicitSetterGetterRefExpr( // NOTE: InterfaceDecl and Base are mutually exclusive. Writer.AddDeclRef(E->getInterfaceDecl(), Record); - Writer.WriteSubStmt(E->getBase()); + Writer.AddStmt(E->getBase()); Writer.AddSourceLocation(E->getLocation(), Record); Writer.AddSourceLocation(E->getClassLoc(), Record); Code = pch::EXPR_OBJC_KVC_REF_EXPR; @@ -764,7 +839,7 @@ void PCHStmtWriter::VisitObjCMessageExpr(ObjCMessageExpr *E) { Record.push_back((unsigned)E->getReceiverKind()); // FIXME: stable encoding switch (E->getReceiverKind()) { case ObjCMessageExpr::Instance: - Writer.WriteSubStmt(E->getInstanceReceiver()); + Writer.AddStmt(E->getInstanceReceiver()); break; case ObjCMessageExpr::Class: @@ -791,7 +866,7 @@ void PCHStmtWriter::VisitObjCMessageExpr(ObjCMessageExpr *E) { for (CallExpr::arg_iterator Arg = E->arg_begin(), ArgEnd = E->arg_end(); Arg != ArgEnd; ++Arg) - Writer.WriteSubStmt(*Arg); + Writer.AddStmt(*Arg); Code = pch::EXPR_OBJC_MESSAGE_EXPR; } @@ -803,16 +878,16 @@ void PCHStmtWriter::VisitObjCSuperExpr(ObjCSuperExpr *E) { void PCHStmtWriter::VisitObjCForCollectionStmt(ObjCForCollectionStmt *S) { VisitStmt(S); - Writer.WriteSubStmt(S->getElement()); - Writer.WriteSubStmt(S->getCollection()); - Writer.WriteSubStmt(S->getBody()); + Writer.AddStmt(S->getElement()); + Writer.AddStmt(S->getCollection()); + Writer.AddStmt(S->getBody()); Writer.AddSourceLocation(S->getForLoc(), Record); Writer.AddSourceLocation(S->getRParenLoc(), Record); Code = pch::STMT_OBJC_FOR_COLLECTION; } void PCHStmtWriter::VisitObjCAtCatchStmt(ObjCAtCatchStmt *S) { - Writer.WriteSubStmt(S->getCatchBody()); + Writer.AddStmt(S->getCatchBody()); Writer.AddDeclRef(S->getCatchParamDecl(), Record); Writer.AddSourceLocation(S->getAtCatchLoc(), Record); Writer.AddSourceLocation(S->getRParenLoc(), Record); @@ -820,7 +895,7 @@ void PCHStmtWriter::VisitObjCAtCatchStmt(ObjCAtCatchStmt *S) { } void PCHStmtWriter::VisitObjCAtFinallyStmt(ObjCAtFinallyStmt *S) { - Writer.WriteSubStmt(S->getFinallyBody()); + Writer.AddStmt(S->getFinallyBody()); Writer.AddSourceLocation(S->getAtFinallyLoc(), Record); Code = pch::STMT_OBJC_FINALLY; } @@ -828,24 +903,24 @@ void PCHStmtWriter::VisitObjCAtFinallyStmt(ObjCAtFinallyStmt *S) { void PCHStmtWriter::VisitObjCAtTryStmt(ObjCAtTryStmt *S) { Record.push_back(S->getNumCatchStmts()); Record.push_back(S->getFinallyStmt() != 0); - Writer.WriteSubStmt(S->getTryBody()); + Writer.AddStmt(S->getTryBody()); for (unsigned I = 0, N = S->getNumCatchStmts(); I != N; ++I) - Writer.WriteSubStmt(S->getCatchStmt(I)); + Writer.AddStmt(S->getCatchStmt(I)); if (S->getFinallyStmt()) - Writer.WriteSubStmt(S->getFinallyStmt()); + Writer.AddStmt(S->getFinallyStmt()); Writer.AddSourceLocation(S->getAtTryLoc(), Record); Code = pch::STMT_OBJC_AT_TRY; } void PCHStmtWriter::VisitObjCAtSynchronizedStmt(ObjCAtSynchronizedStmt *S) { - Writer.WriteSubStmt(S->getSynchExpr()); - Writer.WriteSubStmt(S->getSynchBody()); + Writer.AddStmt(S->getSynchExpr()); + Writer.AddStmt(S->getSynchBody()); Writer.AddSourceLocation(S->getAtSynchronizedLoc(), Record); Code = pch::STMT_OBJC_AT_SYNCHRONIZED; } void PCHStmtWriter::VisitObjCAtThrowStmt(ObjCAtThrowStmt *S) { - Writer.WriteSubStmt(S->getThrowExpr()); + Writer.AddStmt(S->getThrowExpr()); Writer.AddSourceLocation(S->getThrowLoc(), Record); Code = pch::STMT_OBJC_AT_THROW; } @@ -867,17 +942,24 @@ void PCHStmtWriter::VisitCXXMemberCallExpr(CXXMemberCallExpr *E) { void PCHStmtWriter::VisitCXXConstructExpr(CXXConstructExpr *E) { VisitExpr(E); + Record.push_back(E->getNumArgs()); + for (unsigned I = 0, N = E->getNumArgs(); I != N; ++I) + Writer.AddStmt(E->getArg(I)); Writer.AddDeclRef(E->getConstructor(), Record); Writer.AddSourceLocation(E->getLocation(), Record); Record.push_back(E->isElidable()); Record.push_back(E->requiresZeroInitialization()); - Record.push_back(E->getNumArgs()); - for (unsigned I = 0, N = E->getNumArgs(); I != N; ++I) - Writer.WriteSubStmt(E->getArg(I)); Record.push_back(E->getConstructionKind()); // FIXME: stable encoding Code = pch::EXPR_CXX_CONSTRUCT; } +void PCHStmtWriter::VisitCXXTemporaryObjectExpr(CXXTemporaryObjectExpr *E) { + VisitCXXConstructExpr(E); + Writer.AddSourceLocation(E->getTypeBeginLoc(), Record); + Writer.AddSourceLocation(E->getRParenLoc(), Record); + Code = pch::EXPR_CXX_TEMPORARY_OBJECT; +} + void PCHStmtWriter::VisitCXXNamedCastExpr(CXXNamedCastExpr *E) { VisitExplicitCastExpr(E); Writer.AddSourceLocation(E->getOperatorLoc(), Record); @@ -930,7 +1012,7 @@ void PCHStmtWriter::VisitCXXTypeidExpr(CXXTypeidExpr *E) { Writer.AddTypeSourceInfo(E->getTypeOperandSourceInfo(), Record); Code = pch::EXPR_CXX_TYPEID_TYPE; } else { - Writer.WriteSubStmt(E->getExprOperand()); + Writer.AddStmt(E->getExprOperand()); Code = pch::EXPR_CXX_TYPEID_EXPR; } } @@ -945,19 +1027,20 @@ void PCHStmtWriter::VisitCXXThisExpr(CXXThisExpr *E) { void PCHStmtWriter::VisitCXXThrowExpr(CXXThrowExpr *E) { VisitExpr(E); Writer.AddSourceLocation(E->getThrowLoc(), Record); - Writer.WriteSubStmt(E->getSubExpr()); + Writer.AddStmt(E->getSubExpr()); Code = pch::EXPR_CXX_THROW; } void PCHStmtWriter::VisitCXXDefaultArgExpr(CXXDefaultArgExpr *E) { VisitExpr(E); + + bool HasOtherExprStored = E->Param.getInt(); + // Store these first, the reader reads them before creation. + Record.push_back(HasOtherExprStored); + if (HasOtherExprStored) + Writer.AddStmt(E->getExpr()); + Writer.AddDeclRef(E->getParam(), Record); Writer.AddSourceLocation(E->getUsedLocation(), Record); - if (E->isExprStored()) { - Record.push_back(1); - Writer.WriteSubStmt(E->getExpr()); - } else { - Record.push_back(0); - } Code = pch::EXPR_CXX_DEFAULT_ARG; } @@ -965,21 +1048,28 @@ void PCHStmtWriter::VisitCXXDefaultArgExpr(CXXDefaultArgExpr *E) { void PCHStmtWriter::VisitCXXBindTemporaryExpr(CXXBindTemporaryExpr *E) { VisitExpr(E); Writer.AddCXXTemporary(E->getTemporary(), Record); - Writer.WriteSubStmt(E->getSubExpr()); + Writer.AddStmt(E->getSubExpr()); Code = pch::EXPR_CXX_BIND_TEMPORARY; } -void PCHStmtWriter::VisitCXXZeroInitValueExpr(CXXZeroInitValueExpr *E) { +void PCHStmtWriter::VisitCXXBindReferenceExpr(CXXBindReferenceExpr *E) { + VisitExpr(E); + Writer.AddStmt(E->getSubExpr()); + Record.push_back(E->extendsLifetime()); + Record.push_back(E->requiresTemporaryCopy()); + Code = pch::EXPR_CXX_BIND_REFERENCE; +} + +void PCHStmtWriter::VisitCXXScalarValueInitExpr(CXXScalarValueInitExpr *E) { VisitExpr(E); Writer.AddSourceLocation(E->getTypeBeginLoc(), Record); Writer.AddSourceLocation(E->getRParenLoc(), Record); - Code = pch::EXPR_CXX_ZERO_INIT_VALUE; + Code = pch::EXPR_CXX_SCALAR_VALUE_INIT; } void PCHStmtWriter::VisitCXXNewExpr(CXXNewExpr *E) { VisitExpr(E); Record.push_back(E->isGlobalNew()); - Record.push_back(E->isParenTypeId()); Record.push_back(E->hasInitializer()); Record.push_back(E->isArray()); Record.push_back(E->getNumPlacementArgs()); @@ -987,15 +1077,48 @@ void PCHStmtWriter::VisitCXXNewExpr(CXXNewExpr *E) { Writer.AddDeclRef(E->getOperatorNew(), Record); Writer.AddDeclRef(E->getOperatorDelete(), Record); Writer.AddDeclRef(E->getConstructor(), Record); + Writer.AddSourceRange(E->getTypeIdParens(), Record); Writer.AddSourceLocation(E->getStartLoc(), Record); Writer.AddSourceLocation(E->getEndLoc(), Record); for (CXXNewExpr::arg_iterator I = E->raw_arg_begin(), e = E->raw_arg_end(); I != e; ++I) - Writer.WriteSubStmt(*I); + Writer.AddStmt(*I); Code = pch::EXPR_CXX_NEW; } +void PCHStmtWriter::VisitCXXDeleteExpr(CXXDeleteExpr *E) { + VisitExpr(E); + Record.push_back(E->isGlobalDelete()); + Record.push_back(E->isArrayForm()); + Writer.AddDeclRef(E->getOperatorDelete(), Record); + Writer.AddStmt(E->getArgument()); + Writer.AddSourceLocation(E->getSourceRange().getBegin(), Record); + + Code = pch::EXPR_CXX_DELETE; +} + +void PCHStmtWriter::VisitCXXPseudoDestructorExpr(CXXPseudoDestructorExpr *E) { + VisitExpr(E); + + Writer.AddStmt(E->getBase()); + Record.push_back(E->isArrow()); + Writer.AddSourceLocation(E->getOperatorLoc(), Record); + Writer.AddNestedNameSpecifier(E->getQualifier(), Record); + Writer.AddSourceRange(E->getQualifierRange(), Record); + Writer.AddTypeSourceInfo(E->getScopeTypeInfo(), Record); + Writer.AddSourceLocation(E->getColonColonLoc(), Record); + Writer.AddSourceLocation(E->getTildeLoc(), Record); + + // PseudoDestructorTypeStorage. + Writer.AddIdentifierRef(E->getDestroyedTypeIdentifier(), Record); + if (E->getDestroyedTypeIdentifier()) + Writer.AddSourceLocation(E->getDestroyedTypeLoc(), Record); + else + Writer.AddTypeSourceInfo(E->getDestroyedTypeInfo(), Record); + + Code = pch::EXPR_CXX_PSEUDO_DESTRUCTOR; +} void PCHStmtWriter::VisitCXXExprWithTemporaries(CXXExprWithTemporaries *E) { VisitExpr(E); @@ -1003,10 +1126,132 @@ void PCHStmtWriter::VisitCXXExprWithTemporaries(CXXExprWithTemporaries *E) { for (unsigned i = 0, e = E->getNumTemporaries(); i != e; ++i) Writer.AddCXXTemporary(E->getTemporary(i), Record); - Writer.WriteSubStmt(E->getSubExpr()); + Writer.AddStmt(E->getSubExpr()); Code = pch::EXPR_CXX_EXPR_WITH_TEMPORARIES; } +void +PCHStmtWriter::VisitCXXDependentScopeMemberExpr(CXXDependentScopeMemberExpr *E){ + VisitExpr(E); + + // Don't emit anything here, NumTemplateArgs must be emitted first. + + if (E->hasExplicitTemplateArgs()) { + const ExplicitTemplateArgumentList &Args + = *E->getExplicitTemplateArgumentList(); + assert(Args.NumTemplateArgs && + "Num of template args was zero! PCH reading will mess up!"); + Record.push_back(Args.NumTemplateArgs); + AddExplicitTemplateArgumentList(Args); + } else { + Record.push_back(0); + } + + if (!E->isImplicitAccess()) + Writer.AddStmt(E->getBase()); + else + Writer.AddStmt(0); + Writer.AddTypeRef(E->getBaseType(), Record); + Record.push_back(E->isArrow()); + Writer.AddSourceLocation(E->getOperatorLoc(), Record); + Writer.AddNestedNameSpecifier(E->getQualifier(), Record); + Writer.AddSourceRange(E->getQualifierRange(), Record); + Writer.AddDeclRef(E->getFirstQualifierFoundInScope(), Record); + Writer.AddDeclarationName(E->getMember(), Record); + Writer.AddSourceLocation(E->getMemberLoc(), Record); + Code = pch::EXPR_CXX_DEPENDENT_SCOPE_MEMBER; +} + +void +PCHStmtWriter::VisitDependentScopeDeclRefExpr(DependentScopeDeclRefExpr *E) { + VisitExpr(E); + + // Don't emit anything here, NumTemplateArgs must be emitted first. + + if (E->hasExplicitTemplateArgs()) { + const ExplicitTemplateArgumentList &Args = E->getExplicitTemplateArgs(); + assert(Args.NumTemplateArgs && + "Num of template args was zero! PCH reading will mess up!"); + Record.push_back(Args.NumTemplateArgs); + AddExplicitTemplateArgumentList(Args); + } else { + Record.push_back(0); + } + + Writer.AddDeclarationName(E->getDeclName(), Record); + Writer.AddSourceLocation(E->getLocation(), Record); + Writer.AddSourceRange(E->getQualifierRange(), Record); + Writer.AddNestedNameSpecifier(E->getQualifier(), Record); + Code = pch::EXPR_CXX_DEPENDENT_SCOPE_DECL_REF; +} + +void +PCHStmtWriter::VisitCXXUnresolvedConstructExpr(CXXUnresolvedConstructExpr *E) { + VisitExpr(E); + Record.push_back(E->arg_size()); + for (CXXUnresolvedConstructExpr::arg_iterator + ArgI = E->arg_begin(), ArgE = E->arg_end(); ArgI != ArgE; ++ArgI) + Writer.AddStmt(*ArgI); + Writer.AddSourceLocation(E->getTypeBeginLoc(), Record); + Writer.AddTypeRef(E->getTypeAsWritten(), Record); + Writer.AddSourceLocation(E->getLParenLoc(), Record); + Writer.AddSourceLocation(E->getRParenLoc(), Record); + Code = pch::EXPR_CXX_UNRESOLVED_CONSTRUCT; +} + +void PCHStmtWriter::VisitOverloadExpr(OverloadExpr *E) { + VisitExpr(E); + + // Don't emit anything here, NumTemplateArgs must be emitted first. + + if (E->hasExplicitTemplateArgs()) { + const ExplicitTemplateArgumentList &Args = E->getExplicitTemplateArgs(); + assert(Args.NumTemplateArgs && + "Num of template args was zero! PCH reading will mess up!"); + Record.push_back(Args.NumTemplateArgs); + AddExplicitTemplateArgumentList(Args); + } else { + Record.push_back(0); + } + + Record.push_back(E->getNumDecls()); + for (OverloadExpr::decls_iterator + OvI = E->decls_begin(), OvE = E->decls_end(); OvI != OvE; ++OvI) { + Writer.AddDeclRef(OvI.getDecl(), Record); + Record.push_back(OvI.getAccess()); + } + + Writer.AddDeclarationName(E->getName(), Record); + Writer.AddNestedNameSpecifier(E->getQualifier(), Record); + Writer.AddSourceRange(E->getQualifierRange(), Record); + Writer.AddSourceLocation(E->getNameLoc(), Record); +} + +void PCHStmtWriter::VisitUnresolvedMemberExpr(UnresolvedMemberExpr *E) { + VisitOverloadExpr(E); + Record.push_back(E->isArrow()); + Record.push_back(E->hasUnresolvedUsing()); + Writer.AddStmt(!E->isImplicitAccess() ? E->getBase() : 0); + Writer.AddTypeRef(E->getBaseType(), Record); + Writer.AddSourceLocation(E->getOperatorLoc(), Record); + Code = pch::EXPR_CXX_UNRESOLVED_MEMBER; +} + +void PCHStmtWriter::VisitUnresolvedLookupExpr(UnresolvedLookupExpr *E) { + VisitOverloadExpr(E); + Record.push_back(E->requiresADL()); + Record.push_back(E->isOverloaded()); + Writer.AddDeclRef(E->getNamingClass(), Record); + Code = pch::EXPR_CXX_UNRESOLVED_LOOKUP; +} + +void PCHStmtWriter::VisitUnaryTypeTraitExpr(UnaryTypeTraitExpr *E) { + VisitExpr(E); + Record.push_back(E->getTrait()); + Writer.AddSourceRange(E->getSourceRange(), Record); + Writer.AddTypeRef(E->getQueriedType(), Record); + Code = pch::EXPR_CXX_UNARY_TYPE_TRAIT; +} //===----------------------------------------------------------------------===// // PCHWriter Implementation @@ -1044,21 +1289,38 @@ void PCHWriter::WriteSubStmt(Stmt *S) { RecordData Record; PCHStmtWriter Writer(*this, Record); ++NumStatements; - + if (!S) { Stream.EmitRecord(pch::STMT_NULL_PTR, Record); return; } + // Redirect PCHWriter::AddStmt to collect sub stmts. + llvm::SmallVector<Stmt *, 16> SubStmts; + CollectedStmts = &SubStmts; + Writer.Code = pch::STMT_NULL_PTR; Writer.Visit(S); #ifndef NDEBUG if (Writer.Code == pch::STMT_NULL_PTR) { - S->dump(); + SourceManager &SrcMgr + = DeclIDs.begin()->first->getASTContext().getSourceManager(); + S->dump(SrcMgr); assert(0 && "Unhandled sub statement writing PCH file"); } #endif + + // Revert PCHWriter::AddStmt. + CollectedStmts = &StmtsToEmit; + + // Write the sub stmts in reverse order, last to first. When reading them back + // we will read them in correct order by "pop"ing them from the Stmts stack. + // This simplifies reading and allows to store a variable number of sub stmts + // without knowing it in advance. + while (!SubStmts.empty()) + WriteSubStmt(SubStmts.pop_back_val()); + Stream.EmitRecord(Writer.Code, Record); } @@ -1066,34 +1328,16 @@ void PCHWriter::WriteSubStmt(Stmt *S) { /// queue via AddStmt(). void PCHWriter::FlushStmts() { RecordData Record; - PCHStmtWriter Writer(*this, Record); for (unsigned I = 0, N = StmtsToEmit.size(); I != N; ++I) { - ++NumStatements; - Stmt *S = StmtsToEmit[I]; - - if (!S) { - Stream.EmitRecord(pch::STMT_NULL_PTR, Record); - continue; - } - - Writer.Code = pch::STMT_NULL_PTR; - Writer.Visit(S); -#ifndef NDEBUG - if (Writer.Code == pch::STMT_NULL_PTR) { - S->dump(); - assert(0 && "Unhandled expression writing PCH file"); - } -#endif - Stream.EmitRecord(Writer.Code, Record); - + WriteSubStmt(StmtsToEmit[I]); + assert(N == StmtsToEmit.size() && "Substatement writen via AddStmt rather than WriteSubStmt!"); // Note that we are at the end of a full expression. Any // expression records that follow this one are part of a different // expression. - Record.clear(); Stream.EmitRecord(pch::STMT_STOP, Record); } |
