diff options
Diffstat (limited to 'contrib/llvm/tools/clang/include/clang/AST/DeclObjC.h')
| -rw-r--r-- | contrib/llvm/tools/clang/include/clang/AST/DeclObjC.h | 106 |
1 files changed, 70 insertions, 36 deletions
diff --git a/contrib/llvm/tools/clang/include/clang/AST/DeclObjC.h b/contrib/llvm/tools/clang/include/clang/AST/DeclObjC.h index 6c39f2c3abe1..8b27dd8e9e16 100644 --- a/contrib/llvm/tools/clang/include/clang/AST/DeclObjC.h +++ b/contrib/llvm/tools/clang/include/clang/AST/DeclObjC.h @@ -33,8 +33,8 @@ class ObjCPropertyImplDecl; class CXXCtorInitializer; class ObjCListBase { - void operator=(const ObjCListBase &); // DO NOT IMPLEMENT - ObjCListBase(const ObjCListBase&); // DO NOT IMPLEMENT + ObjCListBase(const ObjCListBase &) LLVM_DELETED_FUNCTION; + void operator=(const ObjCListBase &) LLVM_DELETED_FUNCTION; protected: /// List is an array of pointers to objects that are not owned by this object. void **List; @@ -123,8 +123,8 @@ private: unsigned IsInstance : 1; unsigned IsVariadic : 1; - // Synthesized declaration method for a property setter/getter - unsigned IsSynthesized : 1; + /// True if this method is the getter or setter for an explicit property. + unsigned IsPropertyAccessor : 1; // Method has a definition. unsigned IsDefined : 1; @@ -174,8 +174,7 @@ private: SourceLocation DeclEndLoc; // the location of the ';' or '{'. // The following are only used for method definitions, null otherwise. - // FIXME: space savings opportunity, consider a sub-class. - Stmt *Body; + LazyDeclStmtPtr Body; /// SelfDecl - Decl for the implicit self parameter. This is lazily /// constructed by createImplicitParams. @@ -227,7 +226,7 @@ private: DeclContext *contextDecl, bool isInstance = true, bool isVariadic = false, - bool isSynthesized = false, + bool isPropertyAccessor = false, bool isImplicitlyDeclared = false, bool isDefined = false, ImplementationControl impControl = None, @@ -235,14 +234,14 @@ private: : NamedDecl(ObjCMethod, contextDecl, beginLoc, SelInfo), DeclContext(ObjCMethod), Family(InvalidObjCMethodFamily), IsInstance(isInstance), IsVariadic(isVariadic), - IsSynthesized(isSynthesized), + IsPropertyAccessor(isPropertyAccessor), IsDefined(isDefined), IsRedeclaration(0), HasRedeclaration(0), DeclImplementation(impControl), objcDeclQualifier(OBJC_TQ_None), RelatedResultType(HasRelatedResultType), SelLocsKind(SelLoc_StandardNoSpace), IsOverriding(0), MethodDeclType(T), ResultTInfo(ResultTInfo), ParamsAndSelLocs(0), NumParams(0), - DeclEndLoc(endLoc), Body(0), SelfDecl(0), CmdDecl(0) { + DeclEndLoc(endLoc), Body(), SelfDecl(0), CmdDecl(0) { setImplicit(isImplicitlyDeclared); } @@ -261,7 +260,7 @@ public: DeclContext *contextDecl, bool isInstance = true, bool isVariadic = false, - bool isSynthesized = false, + bool isPropertyAccessor = false, bool isImplicitlyDeclared = false, bool isDefined = false, ImplementationControl impControl = None, @@ -363,7 +362,7 @@ public: } /// \brief Sets the method's parameters and selector source locations. - /// If the method is implicit (not coming from source) \arg SelLocs is + /// If the method is implicit (not coming from source) \p SelLocs is /// ignored. void setMethodParams(ASTContext &C, ArrayRef<ParmVarDecl*> Params, @@ -403,8 +402,8 @@ public: bool isClassMethod() const { return !IsInstance; } - bool isSynthesized() const { return IsSynthesized; } - void setSynthesized(bool isSynth) { IsSynthesized = isSynth; } + bool isPropertyAccessor() const { return IsPropertyAccessor; } + void setPropertyAccessor(bool isAccessor) { IsPropertyAccessor = isAccessor; } bool isDefined() const { return IsDefined; } void setDefined(bool isDefined) { IsDefined = isDefined; } @@ -418,7 +417,25 @@ public: /// method in the interface or its categories. bool isOverriding() const { return IsOverriding; } void setOverriding(bool isOverriding) { IsOverriding = isOverriding; } - + + /// \brief Return overridden methods for the given \p Method. + /// + /// An ObjC method is considered to override any method in the class's + /// base classes (and base's categories), its protocols, or its categories' + /// protocols, that has + /// the same selector and is of the same kind (class or instance). + /// A method in an implementation is not considered as overriding the same + /// method in the interface or its categories. + void getOverriddenMethods( + SmallVectorImpl<const ObjCMethodDecl *> &Overridden) const; + + /// \brief Returns the property associated with this method's selector. + /// + /// Note that even if this particular method is not marked as a property + /// accessor, it is still possible for it to match a property declared in a + /// superclass. Pass \c false if you only want to check the current class. + const ObjCPropertyDecl *findPropertyDecl(bool CheckOverrides = true) const; + // Related to protocols declared in \@protocol void setDeclImplementation(ImplementationControl ic) { DeclImplementation = ic; @@ -427,10 +444,15 @@ public: return ImplementationControl(DeclImplementation); } - virtual Stmt *getBody() const { - return (Stmt*) Body; - } - CompoundStmt *getCompoundBody() { return (CompoundStmt*)Body; } + /// \brief Determine whether this method has a body. + virtual bool hasBody() const { return Body; } + + /// \brief Retrieve the body of this method, if it has one. + virtual Stmt *getBody() const; + + void setLazyBody(uint64_t Offset) { Body = Offset; } + + CompoundStmt *getCompoundBody() { return (CompoundStmt*)getBody(); } void setBody(Stmt *B) { Body = B; } /// \brief Returns whether this specific method is a definition. @@ -438,7 +460,6 @@ public: // Implement isa/cast/dyncast/etc. static bool classof(const Decl *D) { return classofKind(D->getKind()); } - static bool classof(const ObjCMethodDecl *D) { return true; } static bool classofKind(Kind K) { return K == ObjCMethod; } static DeclContext *castToDeclContext(const ObjCMethodDecl *D) { return static_cast<DeclContext *>(const_cast<ObjCMethodDecl*>(D)); @@ -520,6 +541,13 @@ public: ObjCPropertyDecl *FindPropertyDeclaration(IdentifierInfo *PropertyId) const; + typedef llvm::DenseMap<IdentifierInfo*, ObjCPropertyDecl*> PropertyMap; + + /// This routine collects list of properties to be implemented in the class. + /// This includes, class's and its conforming protocols' properties. + /// Note, the superclass's properties are not included in the list. + virtual void collectPropertiesToImplement(PropertyMap &PM) const {} + SourceLocation getAtStartLoc() const { return AtStart; } void setAtStartLoc(SourceLocation Loc) { AtStart = Loc; } @@ -537,7 +565,6 @@ public: // Implement isa/cast/dyncast/etc. static bool classof(const Decl *D) { return classofKind(D->getKind()); } - static bool classof(const ObjCContainerDecl *D) { return true; } static bool classofKind(Kind K) { return K >= firstObjCContainer && K <= lastObjCContainer; @@ -880,6 +907,8 @@ public: ObjCPropertyDecl *FindPropertyVisibleInPrimaryClass(IdentifierInfo *PropertyId) const; + virtual void collectPropertiesToImplement(PropertyMap &PM) const; + /// isSuperClassOf - Return true if this class is the specified class or is a /// super class of the specified interface class. bool isSuperClassOf(const ObjCInterfaceDecl *I) const { @@ -992,7 +1021,6 @@ public: void setTypeForDecl(const Type *TD) const { TypeForDecl = TD; } static bool classof(const Decl *D) { return classofKind(D->getKind()); } - static bool classof(const ObjCInterfaceDecl *D) { return true; } static bool classofKind(Kind K) { return K == ObjCInterface; } friend class ASTReader; @@ -1065,7 +1093,6 @@ public: // Implement isa/cast/dyncast/etc. static bool classof(const Decl *D) { return classofKind(D->getKind()); } - static bool classof(const ObjCIvarDecl *D) { return true; } static bool classofKind(Kind K) { return K == ObjCIvar; } private: /// NextIvar - Next Ivar in the list of ivars declared in class; class's @@ -1098,7 +1125,6 @@ public: // Implement isa/cast/dyncast/etc. static bool classof(const Decl *D) { return classofKind(D->getKind()); } - static bool classof(const ObjCAtDefsFieldDecl *D) { return true; } static bool classofKind(Kind K) { return K == ObjCAtDefsField; } }; @@ -1277,8 +1303,9 @@ public: return getFirstDeclaration(); } + virtual void collectPropertiesToImplement(PropertyMap &PM) const; + static bool classof(const Decl *D) { return classofKind(D->getKind()); } - static bool classof(const ObjCProtocolDecl *D) { return true; } static bool classofKind(Kind K) { return K == ObjCProtocol; } friend class ASTReader; @@ -1402,7 +1429,6 @@ public: SourceLocation getIvarRBraceLoc() const { return IvarRBraceLoc; } static bool classof(const Decl *D) { return classofKind(D->getKind()); } - static bool classof(const ObjCCategoryDecl *D) { return true; } static bool classofKind(Kind K) { return K == ObjCCategory; } friend class ASTDeclReader; @@ -1455,7 +1481,6 @@ public: } static bool classof(const Decl *D) { return classofKind(D->getKind()); } - static bool classof(const ObjCImplDecl *D) { return true; } static bool classofKind(Kind K) { return K >= firstObjCImpl && K <= lastObjCImpl; } @@ -1532,7 +1557,6 @@ public: } static bool classof(const Decl *D) { return classofKind(D->getKind()); } - static bool classof(const ObjCCategoryImplDecl *D) { return true; } static bool classofKind(Kind K) { return K == ObjCCategoryImpl;} friend class ASTDeclReader; @@ -1568,8 +1592,12 @@ class ObjCImplementationDecl : public ObjCImplDecl { CXXCtorInitializer **IvarInitializers; unsigned NumIvarInitializers; - /// true if class has a .cxx_[construct,destruct] method. - bool HasCXXStructors : 1; + /// Do the ivars of this class require initialization other than + /// zero-initialization? + bool HasNonZeroConstructors : 1; + + /// Do the ivars of this class require non-trivial destruction? + bool HasDestructors : 1; ObjCImplementationDecl(DeclContext *DC, ObjCInterfaceDecl *classInterface, @@ -1581,7 +1609,7 @@ class ObjCImplementationDecl : public ObjCImplDecl { SuperClass(superDecl), IvarLBraceLoc(IvarLBraceLoc), IvarRBraceLoc(IvarRBraceLoc), IvarInitializers(0), NumIvarInitializers(0), - HasCXXStructors(false) {} + HasNonZeroConstructors(false), HasDestructors(false) {} public: static ObjCImplementationDecl *Create(ASTContext &C, DeclContext *DC, ObjCInterfaceDecl *classInterface, @@ -1625,8 +1653,15 @@ public: CXXCtorInitializer ** initializers, unsigned numInitializers); - bool hasCXXStructors() const { return HasCXXStructors; } - void setHasCXXStructors(bool val) { HasCXXStructors = val; } + /// Do any of the ivars of this class (not counting its base classes) + /// require construction other than zero-initialization? + bool hasNonZeroConstructors() const { return HasNonZeroConstructors; } + void setHasNonZeroConstructors(bool val) { HasNonZeroConstructors = val; } + + /// Do any of the ivars of this class (not counting its base classes) + /// require non-trivial destruction? + bool hasDestructors() const { return HasDestructors; } + void setHasDestructors(bool val) { HasDestructors = val; } /// getIdentifier - Get the identifier that names the class /// interface associated with this implementation. @@ -1676,7 +1711,6 @@ public: } static bool classof(const Decl *D) { return classofKind(D->getKind()); } - static bool classof(const ObjCImplementationDecl *D) { return true; } static bool classofKind(Kind K) { return K == ObjCImplementation; } friend class ASTDeclReader; @@ -1708,7 +1742,6 @@ public: void setClassInterface(ObjCInterfaceDecl *D) { AliasedClass = D; } static bool classof(const Decl *D) { return classofKind(D->getKind()); } - static bool classof(const ObjCCompatibleAliasDecl *D) { return true; } static bool classofKind(Kind K) { return K == ObjCCompatibleAlias; } }; @@ -1882,13 +1915,15 @@ public: virtual SourceRange getSourceRange() const LLVM_READONLY { return SourceRange(AtLoc, getLocation()); } + + /// Get the default name of the synthesized ivar. + IdentifierInfo *getDefaultSynthIvarName(ASTContext &Ctx) const; /// Lookup a property by name in the specified DeclContext. static ObjCPropertyDecl *findPropertyDecl(const DeclContext *DC, IdentifierInfo *propertyID); static bool classof(const Decl *D) { return classofKind(D->getKind()); } - static bool classof(const ObjCPropertyDecl *D) { return true; } static bool classofKind(Kind K) { return K == ObjCProperty; } }; @@ -1999,7 +2034,6 @@ public: } static bool classof(const Decl *D) { return classofKind(D->getKind()); } - static bool classof(const ObjCPropertyImplDecl *D) { return true; } static bool classofKind(Decl::Kind K) { return K == ObjCPropertyImpl; } friend class ASTDeclReader; |