6024e5c395
clang 20.0.0 (based on r547379) from build 12806354. Bug: http://b/379133546 Test: N/A Change-Id: I2eb8938af55d809de674be63cb30cf27e801862b Upstream-Commit: ad834e67b1105d15ef907f6255d4c96e8e733f57
2958 lines
104 KiB
C++
2958 lines
104 KiB
C++
//===- DeclObjC.h - Classes for representing declarations -------*- C++ -*-===//
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//
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// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
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// See https://llvm.org/LICENSE.txt for license information.
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// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
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//
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//===----------------------------------------------------------------------===//
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//
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// This file defines the DeclObjC interface and subclasses.
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//
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//===----------------------------------------------------------------------===//
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#ifndef LLVM_CLANG_AST_DECLOBJC_H
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#define LLVM_CLANG_AST_DECLOBJC_H
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#include "clang/AST/Decl.h"
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#include "clang/AST/DeclBase.h"
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#include "clang/AST/DeclObjCCommon.h"
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#include "clang/AST/ExternalASTSource.h"
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#include "clang/AST/Redeclarable.h"
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#include "clang/AST/SelectorLocationsKind.h"
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#include "clang/AST/Type.h"
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#include "clang/Basic/IdentifierTable.h"
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#include "clang/Basic/LLVM.h"
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#include "clang/Basic/SourceLocation.h"
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#include "clang/Basic/Specifiers.h"
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#include "llvm/ADT/ArrayRef.h"
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#include "llvm/ADT/DenseSet.h"
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#include "llvm/ADT/MapVector.h"
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#include "llvm/ADT/PointerIntPair.h"
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#include "llvm/ADT/STLExtras.h"
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#include "llvm/ADT/StringRef.h"
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#include "llvm/ADT/iterator_range.h"
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#include "llvm/Support/Compiler.h"
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#include "llvm/Support/TrailingObjects.h"
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#include <cassert>
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#include <cstddef>
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#include <cstdint>
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#include <iterator>
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#include <string>
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#include <utility>
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namespace clang {
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class ASTContext;
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class CompoundStmt;
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class CXXCtorInitializer;
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class Expr;
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class ObjCCategoryDecl;
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class ObjCCategoryImplDecl;
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class ObjCImplementationDecl;
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class ObjCInterfaceDecl;
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class ObjCIvarDecl;
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class ObjCPropertyDecl;
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class ObjCPropertyImplDecl;
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class ObjCProtocolDecl;
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class Stmt;
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class ObjCListBase {
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protected:
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/// List is an array of pointers to objects that are not owned by this object.
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void **List = nullptr;
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unsigned NumElts = 0;
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public:
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ObjCListBase() = default;
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ObjCListBase(const ObjCListBase &) = delete;
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ObjCListBase &operator=(const ObjCListBase &) = delete;
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unsigned size() const { return NumElts; }
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bool empty() const { return NumElts == 0; }
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protected:
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void set(void *const* InList, unsigned Elts, ASTContext &Ctx);
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};
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/// ObjCList - This is a simple template class used to hold various lists of
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/// decls etc, which is heavily used by the ObjC front-end. This only use case
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/// this supports is setting the list all at once and then reading elements out
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/// of it.
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template <typename T>
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class ObjCList : public ObjCListBase {
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public:
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void set(T* const* InList, unsigned Elts, ASTContext &Ctx) {
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ObjCListBase::set(reinterpret_cast<void*const*>(InList), Elts, Ctx);
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}
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using iterator = T* const *;
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iterator begin() const { return (iterator)List; }
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iterator end() const { return (iterator)List+NumElts; }
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T* operator[](unsigned Idx) const {
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assert(Idx < NumElts && "Invalid access");
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return (T*)List[Idx];
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}
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};
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/// A list of Objective-C protocols, along with the source
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/// locations at which they were referenced.
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class ObjCProtocolList : public ObjCList<ObjCProtocolDecl> {
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SourceLocation *Locations = nullptr;
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using ObjCList<ObjCProtocolDecl>::set;
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public:
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ObjCProtocolList() = default;
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using loc_iterator = const SourceLocation *;
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loc_iterator loc_begin() const { return Locations; }
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loc_iterator loc_end() const { return Locations + size(); }
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void set(ObjCProtocolDecl* const* InList, unsigned Elts,
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const SourceLocation *Locs, ASTContext &Ctx);
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};
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enum class ObjCImplementationControl { None, Required, Optional };
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/// ObjCMethodDecl - Represents an instance or class method declaration.
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/// ObjC methods can be declared within 4 contexts: class interfaces,
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/// categories, protocols, and class implementations. While C++ member
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/// functions leverage C syntax, Objective-C method syntax is modeled after
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/// Smalltalk (using colons to specify argument types/expressions).
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/// Here are some brief examples:
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///
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/// Setter/getter instance methods:
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/// - (void)setMenu:(NSMenu *)menu;
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/// - (NSMenu *)menu;
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///
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/// Instance method that takes 2 NSView arguments:
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/// - (void)replaceSubview:(NSView *)oldView with:(NSView *)newView;
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///
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/// Getter class method:
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/// + (NSMenu *)defaultMenu;
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///
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/// A selector represents a unique name for a method. The selector names for
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/// the above methods are setMenu:, menu, replaceSubview:with:, and defaultMenu.
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///
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class ObjCMethodDecl : public NamedDecl, public DeclContext {
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// This class stores some data in DeclContext::ObjCMethodDeclBits
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// to save some space. Use the provided accessors to access it.
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/// Return type of this method.
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QualType MethodDeclType;
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/// Type source information for the return type.
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TypeSourceInfo *ReturnTInfo;
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/// Array of ParmVarDecls for the formal parameters of this method
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/// and optionally followed by selector locations.
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void *ParamsAndSelLocs = nullptr;
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unsigned NumParams = 0;
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/// List of attributes for this method declaration.
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SourceLocation DeclEndLoc; // the location of the ';' or '{'.
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/// The following are only used for method definitions, null otherwise.
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LazyDeclStmtPtr Body;
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/// SelfDecl - Decl for the implicit self parameter. This is lazily
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/// constructed by createImplicitParams.
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ImplicitParamDecl *SelfDecl = nullptr;
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/// CmdDecl - Decl for the implicit _cmd parameter. This is lazily
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/// constructed by createImplicitParams.
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ImplicitParamDecl *CmdDecl = nullptr;
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ObjCMethodDecl(
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SourceLocation beginLoc, SourceLocation endLoc, Selector SelInfo,
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QualType T, TypeSourceInfo *ReturnTInfo, DeclContext *contextDecl,
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bool isInstance = true, bool isVariadic = false,
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bool isPropertyAccessor = false, bool isSynthesizedAccessorStub = false,
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bool isImplicitlyDeclared = false, bool isDefined = false,
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ObjCImplementationControl impControl = ObjCImplementationControl::None,
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bool HasRelatedResultType = false);
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SelectorLocationsKind getSelLocsKind() const {
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return static_cast<SelectorLocationsKind>(ObjCMethodDeclBits.SelLocsKind);
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}
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void setSelLocsKind(SelectorLocationsKind Kind) {
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ObjCMethodDeclBits.SelLocsKind = Kind;
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}
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bool hasStandardSelLocs() const {
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return getSelLocsKind() != SelLoc_NonStandard;
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}
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/// Get a pointer to the stored selector identifiers locations array.
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/// No locations will be stored if HasStandardSelLocs is true.
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SourceLocation *getStoredSelLocs() {
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return reinterpret_cast<SourceLocation *>(getParams() + NumParams);
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}
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const SourceLocation *getStoredSelLocs() const {
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return reinterpret_cast<const SourceLocation *>(getParams() + NumParams);
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}
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/// Get a pointer to the stored selector identifiers locations array.
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/// No locations will be stored if HasStandardSelLocs is true.
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ParmVarDecl **getParams() {
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return reinterpret_cast<ParmVarDecl **>(ParamsAndSelLocs);
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}
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const ParmVarDecl *const *getParams() const {
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return reinterpret_cast<const ParmVarDecl *const *>(ParamsAndSelLocs);
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}
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/// Get the number of stored selector identifiers locations.
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/// No locations will be stored if HasStandardSelLocs is true.
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unsigned getNumStoredSelLocs() const {
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if (hasStandardSelLocs())
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return 0;
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return getNumSelectorLocs();
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}
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void setParamsAndSelLocs(ASTContext &C,
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ArrayRef<ParmVarDecl*> Params,
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ArrayRef<SourceLocation> SelLocs);
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/// A definition will return its interface declaration.
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/// An interface declaration will return its definition.
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/// Otherwise it will return itself.
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ObjCMethodDecl *getNextRedeclarationImpl() override;
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public:
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friend class ASTDeclReader;
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friend class ASTDeclWriter;
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static ObjCMethodDecl *
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Create(ASTContext &C, SourceLocation beginLoc, SourceLocation endLoc,
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Selector SelInfo, QualType T, TypeSourceInfo *ReturnTInfo,
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DeclContext *contextDecl, bool isInstance = true,
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bool isVariadic = false, bool isPropertyAccessor = false,
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bool isSynthesizedAccessorStub = false,
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bool isImplicitlyDeclared = false, bool isDefined = false,
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ObjCImplementationControl impControl = ObjCImplementationControl::None,
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bool HasRelatedResultType = false);
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static ObjCMethodDecl *CreateDeserialized(ASTContext &C, GlobalDeclID ID);
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ObjCMethodDecl *getCanonicalDecl() override;
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const ObjCMethodDecl *getCanonicalDecl() const {
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return const_cast<ObjCMethodDecl*>(this)->getCanonicalDecl();
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}
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ObjCDeclQualifier getObjCDeclQualifier() const {
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return static_cast<ObjCDeclQualifier>(ObjCMethodDeclBits.objcDeclQualifier);
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}
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void setObjCDeclQualifier(ObjCDeclQualifier QV) {
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ObjCMethodDeclBits.objcDeclQualifier = QV;
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}
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/// Determine whether this method has a result type that is related
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/// to the message receiver's type.
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bool hasRelatedResultType() const {
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return ObjCMethodDeclBits.RelatedResultType;
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}
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/// Note whether this method has a related result type.
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void setRelatedResultType(bool RRT = true) {
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ObjCMethodDeclBits.RelatedResultType = RRT;
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}
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/// True if this is a method redeclaration in the same interface.
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bool isRedeclaration() const { return ObjCMethodDeclBits.IsRedeclaration; }
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void setIsRedeclaration(bool RD) { ObjCMethodDeclBits.IsRedeclaration = RD; }
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void setAsRedeclaration(const ObjCMethodDecl *PrevMethod);
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/// True if redeclared in the same interface.
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bool hasRedeclaration() const { return ObjCMethodDeclBits.HasRedeclaration; }
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void setHasRedeclaration(bool HRD) const {
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ObjCMethodDeclBits.HasRedeclaration = HRD;
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}
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/// Returns the location where the declarator ends. It will be
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/// the location of ';' for a method declaration and the location of '{'
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/// for a method definition.
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SourceLocation getDeclaratorEndLoc() const { return DeclEndLoc; }
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// Location information, modeled after the Stmt API.
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SourceLocation getBeginLoc() const LLVM_READONLY { return getLocation(); }
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SourceLocation getEndLoc() const LLVM_READONLY;
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SourceRange getSourceRange() const override LLVM_READONLY {
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return SourceRange(getLocation(), getEndLoc());
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}
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SourceLocation getSelectorStartLoc() const {
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if (isImplicit())
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return getBeginLoc();
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return getSelectorLoc(0);
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}
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SourceLocation getSelectorLoc(unsigned Index) const {
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assert(Index < getNumSelectorLocs() && "Index out of range!");
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if (hasStandardSelLocs())
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return getStandardSelectorLoc(Index, getSelector(),
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getSelLocsKind() == SelLoc_StandardWithSpace,
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parameters(),
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DeclEndLoc);
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return getStoredSelLocs()[Index];
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}
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void getSelectorLocs(SmallVectorImpl<SourceLocation> &SelLocs) const;
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unsigned getNumSelectorLocs() const {
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if (isImplicit())
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return 0;
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Selector Sel = getSelector();
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if (Sel.isUnarySelector())
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return 1;
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return Sel.getNumArgs();
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}
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ObjCInterfaceDecl *getClassInterface();
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const ObjCInterfaceDecl *getClassInterface() const {
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return const_cast<ObjCMethodDecl*>(this)->getClassInterface();
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}
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/// If this method is declared or implemented in a category, return
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/// that category.
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ObjCCategoryDecl *getCategory();
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const ObjCCategoryDecl *getCategory() const {
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return const_cast<ObjCMethodDecl*>(this)->getCategory();
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}
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Selector getSelector() const { return getDeclName().getObjCSelector(); }
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QualType getReturnType() const { return MethodDeclType; }
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void setReturnType(QualType T) { MethodDeclType = T; }
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SourceRange getReturnTypeSourceRange() const;
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/// Determine the type of an expression that sends a message to this
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/// function. This replaces the type parameters with the types they would
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/// get if the receiver was parameterless (e.g. it may replace the type
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/// parameter with 'id').
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QualType getSendResultType() const;
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/// Determine the type of an expression that sends a message to this
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/// function with the given receiver type.
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QualType getSendResultType(QualType receiverType) const;
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TypeSourceInfo *getReturnTypeSourceInfo() const { return ReturnTInfo; }
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void setReturnTypeSourceInfo(TypeSourceInfo *TInfo) { ReturnTInfo = TInfo; }
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// Iterator access to formal parameters.
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unsigned param_size() const { return NumParams; }
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using param_const_iterator = const ParmVarDecl *const *;
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using param_iterator = ParmVarDecl *const *;
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using param_range = llvm::iterator_range<param_iterator>;
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using param_const_range = llvm::iterator_range<param_const_iterator>;
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param_const_iterator param_begin() const {
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return param_const_iterator(getParams());
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}
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param_const_iterator param_end() const {
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return param_const_iterator(getParams() + NumParams);
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}
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param_iterator param_begin() { return param_iterator(getParams()); }
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param_iterator param_end() { return param_iterator(getParams() + NumParams); }
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// This method returns and of the parameters which are part of the selector
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// name mangling requirements.
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param_const_iterator sel_param_end() const {
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return param_begin() + getSelector().getNumArgs();
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}
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// ArrayRef access to formal parameters. This should eventually
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// replace the iterator interface above.
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ArrayRef<ParmVarDecl*> parameters() const {
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return llvm::ArrayRef(const_cast<ParmVarDecl **>(getParams()), NumParams);
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}
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ParmVarDecl *getParamDecl(unsigned Idx) {
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assert(Idx < NumParams && "Index out of bounds!");
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return getParams()[Idx];
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}
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const ParmVarDecl *getParamDecl(unsigned Idx) const {
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return const_cast<ObjCMethodDecl *>(this)->getParamDecl(Idx);
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}
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/// Sets the method's parameters and selector source locations.
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/// If the method is implicit (not coming from source) \p SelLocs is
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/// ignored.
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void setMethodParams(ASTContext &C, ArrayRef<ParmVarDecl *> Params,
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ArrayRef<SourceLocation> SelLocs = std::nullopt);
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// Iterator access to parameter types.
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struct GetTypeFn {
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QualType operator()(const ParmVarDecl *PD) const { return PD->getType(); }
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};
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using param_type_iterator =
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llvm::mapped_iterator<param_const_iterator, GetTypeFn>;
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param_type_iterator param_type_begin() const {
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return llvm::map_iterator(param_begin(), GetTypeFn());
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}
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param_type_iterator param_type_end() const {
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return llvm::map_iterator(param_end(), GetTypeFn());
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}
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/// createImplicitParams - Used to lazily create the self and cmd
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/// implicit parameters. This must be called prior to using getSelfDecl()
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/// or getCmdDecl(). The call is ignored if the implicit parameters
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/// have already been created.
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void createImplicitParams(ASTContext &Context, const ObjCInterfaceDecl *ID);
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/// \return the type for \c self and set \arg selfIsPseudoStrong and
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/// \arg selfIsConsumed accordingly.
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QualType getSelfType(ASTContext &Context, const ObjCInterfaceDecl *OID,
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bool &selfIsPseudoStrong, bool &selfIsConsumed) const;
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ImplicitParamDecl * getSelfDecl() const { return SelfDecl; }
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void setSelfDecl(ImplicitParamDecl *SD) { SelfDecl = SD; }
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ImplicitParamDecl * getCmdDecl() const { return CmdDecl; }
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void setCmdDecl(ImplicitParamDecl *CD) { CmdDecl = CD; }
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/// Determines the family of this method.
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ObjCMethodFamily getMethodFamily() const;
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bool isInstanceMethod() const { return ObjCMethodDeclBits.IsInstance; }
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void setInstanceMethod(bool isInst) {
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ObjCMethodDeclBits.IsInstance = isInst;
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}
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bool isVariadic() const { return ObjCMethodDeclBits.IsVariadic; }
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void setVariadic(bool isVar) { ObjCMethodDeclBits.IsVariadic = isVar; }
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bool isClassMethod() const { return !isInstanceMethod(); }
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bool isPropertyAccessor() const {
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return ObjCMethodDeclBits.IsPropertyAccessor;
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}
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void setPropertyAccessor(bool isAccessor) {
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ObjCMethodDeclBits.IsPropertyAccessor = isAccessor;
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}
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bool isSynthesizedAccessorStub() const {
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return ObjCMethodDeclBits.IsSynthesizedAccessorStub;
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}
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void setSynthesizedAccessorStub(bool isSynthesizedAccessorStub) {
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ObjCMethodDeclBits.IsSynthesizedAccessorStub = isSynthesizedAccessorStub;
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}
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bool isDefined() const { return ObjCMethodDeclBits.IsDefined; }
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void setDefined(bool isDefined) { ObjCMethodDeclBits.IsDefined = isDefined; }
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/// Whether this method overrides any other in the class hierarchy.
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///
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/// A method is said to override any method in the class's
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/// base classes, its protocols, or its categories' protocols, that has
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/// the same selector and is of the same kind (class or instance).
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/// A method in an implementation is not considered as overriding the same
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/// method in the interface or its categories.
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bool isOverriding() const { return ObjCMethodDeclBits.IsOverriding; }
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void setOverriding(bool IsOver) { ObjCMethodDeclBits.IsOverriding = IsOver; }
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/// Return overridden methods for the given \p Method.
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///
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/// An ObjC method is considered to override any method in the class's
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/// base classes (and base's categories), its protocols, or its categories'
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/// protocols, that has
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/// the same selector and is of the same kind (class or instance).
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/// A method in an implementation is not considered as overriding the same
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/// method in the interface or its categories.
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void getOverriddenMethods(
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SmallVectorImpl<const ObjCMethodDecl *> &Overridden) const;
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/// True if the method was a definition but its body was skipped.
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bool hasSkippedBody() const { return ObjCMethodDeclBits.HasSkippedBody; }
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void setHasSkippedBody(bool Skipped = true) {
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ObjCMethodDeclBits.HasSkippedBody = Skipped;
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}
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/// True if the method is tagged as objc_direct
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bool isDirectMethod() const;
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|
|
/// True if the method has a parameter that's destroyed in the callee.
|
|
bool hasParamDestroyedInCallee() const;
|
|
|
|
/// 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(ObjCImplementationControl ic) {
|
|
ObjCMethodDeclBits.DeclImplementation = llvm::to_underlying(ic);
|
|
}
|
|
|
|
ObjCImplementationControl getImplementationControl() const {
|
|
return static_cast<ObjCImplementationControl>(
|
|
ObjCMethodDeclBits.DeclImplementation);
|
|
}
|
|
|
|
bool isOptional() const {
|
|
return getImplementationControl() == ObjCImplementationControl::Optional;
|
|
}
|
|
|
|
/// Returns true if this specific method declaration is marked with the
|
|
/// designated initializer attribute.
|
|
bool isThisDeclarationADesignatedInitializer() const;
|
|
|
|
/// Returns true if the method selector resolves to a designated initializer
|
|
/// in the class's interface.
|
|
///
|
|
/// \param InitMethod if non-null and the function returns true, it receives
|
|
/// the method declaration that was marked with the designated initializer
|
|
/// attribute.
|
|
bool isDesignatedInitializerForTheInterface(
|
|
const ObjCMethodDecl **InitMethod = nullptr) const;
|
|
|
|
/// Determine whether this method has a body.
|
|
bool hasBody() const override { return Body.isValid(); }
|
|
|
|
/// Retrieve the body of this method, if it has one.
|
|
Stmt *getBody() const override;
|
|
|
|
void setLazyBody(uint64_t Offset) { Body = Offset; }
|
|
|
|
CompoundStmt *getCompoundBody() { return (CompoundStmt*)getBody(); }
|
|
void setBody(Stmt *B) { Body = B; }
|
|
|
|
/// Returns whether this specific method is a definition.
|
|
bool isThisDeclarationADefinition() const { return hasBody(); }
|
|
|
|
/// Is this method defined in the NSObject base class?
|
|
bool definedInNSObject(const ASTContext &) const;
|
|
|
|
// Implement isa/cast/dyncast/etc.
|
|
static bool classof(const Decl *D) { return classofKind(D->getKind()); }
|
|
static bool classofKind(Kind K) { return K == ObjCMethod; }
|
|
|
|
static DeclContext *castToDeclContext(const ObjCMethodDecl *D) {
|
|
return static_cast<DeclContext *>(const_cast<ObjCMethodDecl*>(D));
|
|
}
|
|
|
|
static ObjCMethodDecl *castFromDeclContext(const DeclContext *DC) {
|
|
return static_cast<ObjCMethodDecl *>(const_cast<DeclContext*>(DC));
|
|
}
|
|
};
|
|
|
|
/// Describes the variance of a given generic parameter.
|
|
enum class ObjCTypeParamVariance : uint8_t {
|
|
/// The parameter is invariant: must match exactly.
|
|
Invariant,
|
|
|
|
/// The parameter is covariant, e.g., X<T> is a subtype of X<U> when
|
|
/// the type parameter is covariant and T is a subtype of U.
|
|
Covariant,
|
|
|
|
/// The parameter is contravariant, e.g., X<T> is a subtype of X<U>
|
|
/// when the type parameter is covariant and U is a subtype of T.
|
|
Contravariant,
|
|
};
|
|
|
|
/// Represents the declaration of an Objective-C type parameter.
|
|
///
|
|
/// \code
|
|
/// @interface NSDictionary<Key : id<NSCopying>, Value>
|
|
/// @end
|
|
/// \endcode
|
|
///
|
|
/// In the example above, both \c Key and \c Value are represented by
|
|
/// \c ObjCTypeParamDecl. \c Key has an explicit bound of \c id<NSCopying>,
|
|
/// while \c Value gets an implicit bound of \c id.
|
|
///
|
|
/// Objective-C type parameters are typedef-names in the grammar,
|
|
class ObjCTypeParamDecl : public TypedefNameDecl {
|
|
/// Index of this type parameter in the type parameter list.
|
|
unsigned Index : 14;
|
|
|
|
/// The variance of the type parameter.
|
|
LLVM_PREFERRED_TYPE(ObjCTypeParamVariance)
|
|
unsigned Variance : 2;
|
|
|
|
/// The location of the variance, if any.
|
|
SourceLocation VarianceLoc;
|
|
|
|
/// The location of the ':', which will be valid when the bound was
|
|
/// explicitly specified.
|
|
SourceLocation ColonLoc;
|
|
|
|
ObjCTypeParamDecl(ASTContext &ctx, DeclContext *dc,
|
|
ObjCTypeParamVariance variance, SourceLocation varianceLoc,
|
|
unsigned index,
|
|
SourceLocation nameLoc, IdentifierInfo *name,
|
|
SourceLocation colonLoc, TypeSourceInfo *boundInfo)
|
|
: TypedefNameDecl(ObjCTypeParam, ctx, dc, nameLoc, nameLoc, name,
|
|
boundInfo),
|
|
Index(index), Variance(static_cast<unsigned>(variance)),
|
|
VarianceLoc(varianceLoc), ColonLoc(colonLoc) {}
|
|
|
|
void anchor() override;
|
|
|
|
public:
|
|
friend class ASTDeclReader;
|
|
friend class ASTDeclWriter;
|
|
|
|
static ObjCTypeParamDecl *Create(ASTContext &ctx, DeclContext *dc,
|
|
ObjCTypeParamVariance variance,
|
|
SourceLocation varianceLoc,
|
|
unsigned index,
|
|
SourceLocation nameLoc,
|
|
IdentifierInfo *name,
|
|
SourceLocation colonLoc,
|
|
TypeSourceInfo *boundInfo);
|
|
static ObjCTypeParamDecl *CreateDeserialized(ASTContext &ctx,
|
|
GlobalDeclID ID);
|
|
|
|
SourceRange getSourceRange() const override LLVM_READONLY;
|
|
|
|
/// Determine the variance of this type parameter.
|
|
ObjCTypeParamVariance getVariance() const {
|
|
return static_cast<ObjCTypeParamVariance>(Variance);
|
|
}
|
|
|
|
/// Set the variance of this type parameter.
|
|
void setVariance(ObjCTypeParamVariance variance) {
|
|
Variance = static_cast<unsigned>(variance);
|
|
}
|
|
|
|
/// Retrieve the location of the variance keyword.
|
|
SourceLocation getVarianceLoc() const { return VarianceLoc; }
|
|
|
|
/// Retrieve the index into its type parameter list.
|
|
unsigned getIndex() const { return Index; }
|
|
|
|
/// Whether this type parameter has an explicitly-written type bound, e.g.,
|
|
/// "T : NSView".
|
|
bool hasExplicitBound() const { return ColonLoc.isValid(); }
|
|
|
|
/// Retrieve the location of the ':' separating the type parameter name
|
|
/// from the explicitly-specified bound.
|
|
SourceLocation getColonLoc() const { return ColonLoc; }
|
|
|
|
// Implement isa/cast/dyncast/etc.
|
|
static bool classof(const Decl *D) { return classofKind(D->getKind()); }
|
|
static bool classofKind(Kind K) { return K == ObjCTypeParam; }
|
|
};
|
|
|
|
/// Stores a list of Objective-C type parameters for a parameterized class
|
|
/// or a category/extension thereof.
|
|
///
|
|
/// \code
|
|
/// @interface NSArray<T> // stores the <T>
|
|
/// @end
|
|
/// \endcode
|
|
class ObjCTypeParamList final
|
|
: private llvm::TrailingObjects<ObjCTypeParamList, ObjCTypeParamDecl *> {
|
|
/// Location of the left and right angle brackets.
|
|
SourceRange Brackets;
|
|
/// The number of parameters in the list, which are tail-allocated.
|
|
unsigned NumParams;
|
|
|
|
ObjCTypeParamList(SourceLocation lAngleLoc,
|
|
ArrayRef<ObjCTypeParamDecl *> typeParams,
|
|
SourceLocation rAngleLoc);
|
|
|
|
public:
|
|
friend TrailingObjects;
|
|
|
|
/// Create a new Objective-C type parameter list.
|
|
static ObjCTypeParamList *create(ASTContext &ctx,
|
|
SourceLocation lAngleLoc,
|
|
ArrayRef<ObjCTypeParamDecl *> typeParams,
|
|
SourceLocation rAngleLoc);
|
|
|
|
/// Iterate through the type parameters in the list.
|
|
using iterator = ObjCTypeParamDecl **;
|
|
|
|
iterator begin() { return getTrailingObjects<ObjCTypeParamDecl *>(); }
|
|
|
|
iterator end() { return begin() + size(); }
|
|
|
|
/// Determine the number of type parameters in this list.
|
|
unsigned size() const { return NumParams; }
|
|
|
|
// Iterate through the type parameters in the list.
|
|
using const_iterator = ObjCTypeParamDecl * const *;
|
|
|
|
const_iterator begin() const {
|
|
return getTrailingObjects<ObjCTypeParamDecl *>();
|
|
}
|
|
|
|
const_iterator end() const {
|
|
return begin() + size();
|
|
}
|
|
|
|
ObjCTypeParamDecl *front() const {
|
|
assert(size() > 0 && "empty Objective-C type parameter list");
|
|
return *begin();
|
|
}
|
|
|
|
ObjCTypeParamDecl *back() const {
|
|
assert(size() > 0 && "empty Objective-C type parameter list");
|
|
return *(end() - 1);
|
|
}
|
|
|
|
SourceLocation getLAngleLoc() const { return Brackets.getBegin(); }
|
|
SourceLocation getRAngleLoc() const { return Brackets.getEnd(); }
|
|
SourceRange getSourceRange() const { return Brackets; }
|
|
|
|
/// Gather the default set of type arguments to be substituted for
|
|
/// these type parameters when dealing with an unspecialized type.
|
|
void gatherDefaultTypeArgs(SmallVectorImpl<QualType> &typeArgs) const;
|
|
};
|
|
|
|
enum class ObjCPropertyQueryKind : uint8_t {
|
|
OBJC_PR_query_unknown = 0x00,
|
|
OBJC_PR_query_instance,
|
|
OBJC_PR_query_class
|
|
};
|
|
|
|
/// Represents one property declaration in an Objective-C interface.
|
|
///
|
|
/// For example:
|
|
/// \code{.mm}
|
|
/// \@property (assign, readwrite) int MyProperty;
|
|
/// \endcode
|
|
class ObjCPropertyDecl : public NamedDecl {
|
|
void anchor() override;
|
|
|
|
public:
|
|
enum SetterKind { Assign, Retain, Copy, Weak };
|
|
enum PropertyControl { None, Required, Optional };
|
|
|
|
private:
|
|
// location of \@property
|
|
SourceLocation AtLoc;
|
|
|
|
// location of '(' starting attribute list or null.
|
|
SourceLocation LParenLoc;
|
|
|
|
QualType DeclType;
|
|
TypeSourceInfo *DeclTypeSourceInfo;
|
|
LLVM_PREFERRED_TYPE(ObjCPropertyAttribute::Kind)
|
|
unsigned PropertyAttributes : NumObjCPropertyAttrsBits;
|
|
LLVM_PREFERRED_TYPE(ObjCPropertyAttribute::Kind)
|
|
unsigned PropertyAttributesAsWritten : NumObjCPropertyAttrsBits;
|
|
|
|
// \@required/\@optional
|
|
LLVM_PREFERRED_TYPE(PropertyControl)
|
|
unsigned PropertyImplementation : 2;
|
|
|
|
// getter name of NULL if no getter
|
|
Selector GetterName;
|
|
|
|
// setter name of NULL if no setter
|
|
Selector SetterName;
|
|
|
|
// location of the getter attribute's value
|
|
SourceLocation GetterNameLoc;
|
|
|
|
// location of the setter attribute's value
|
|
SourceLocation SetterNameLoc;
|
|
|
|
// Declaration of getter instance method
|
|
ObjCMethodDecl *GetterMethodDecl = nullptr;
|
|
|
|
// Declaration of setter instance method
|
|
ObjCMethodDecl *SetterMethodDecl = nullptr;
|
|
|
|
// Synthesize ivar for this property
|
|
ObjCIvarDecl *PropertyIvarDecl = nullptr;
|
|
|
|
ObjCPropertyDecl(DeclContext *DC, SourceLocation L, const IdentifierInfo *Id,
|
|
SourceLocation AtLocation, SourceLocation LParenLocation,
|
|
QualType T, TypeSourceInfo *TSI, PropertyControl propControl)
|
|
: NamedDecl(ObjCProperty, DC, L, Id), AtLoc(AtLocation),
|
|
LParenLoc(LParenLocation), DeclType(T), DeclTypeSourceInfo(TSI),
|
|
PropertyAttributes(ObjCPropertyAttribute::kind_noattr),
|
|
PropertyAttributesAsWritten(ObjCPropertyAttribute::kind_noattr),
|
|
PropertyImplementation(propControl) {}
|
|
|
|
public:
|
|
static ObjCPropertyDecl *Create(ASTContext &C, DeclContext *DC,
|
|
SourceLocation L, const IdentifierInfo *Id,
|
|
SourceLocation AtLocation,
|
|
SourceLocation LParenLocation, QualType T,
|
|
TypeSourceInfo *TSI,
|
|
PropertyControl propControl = None);
|
|
|
|
static ObjCPropertyDecl *CreateDeserialized(ASTContext &C, GlobalDeclID ID);
|
|
|
|
SourceLocation getAtLoc() const { return AtLoc; }
|
|
void setAtLoc(SourceLocation L) { AtLoc = L; }
|
|
|
|
SourceLocation getLParenLoc() const { return LParenLoc; }
|
|
void setLParenLoc(SourceLocation L) { LParenLoc = L; }
|
|
|
|
TypeSourceInfo *getTypeSourceInfo() const { return DeclTypeSourceInfo; }
|
|
|
|
QualType getType() const { return DeclType; }
|
|
|
|
void setType(QualType T, TypeSourceInfo *TSI) {
|
|
DeclType = T;
|
|
DeclTypeSourceInfo = TSI;
|
|
}
|
|
|
|
/// Retrieve the type when this property is used with a specific base object
|
|
/// type.
|
|
QualType getUsageType(QualType objectType) const;
|
|
|
|
ObjCPropertyAttribute::Kind getPropertyAttributes() const {
|
|
return ObjCPropertyAttribute::Kind(PropertyAttributes);
|
|
}
|
|
|
|
void setPropertyAttributes(ObjCPropertyAttribute::Kind PRVal) {
|
|
PropertyAttributes |= PRVal;
|
|
}
|
|
|
|
void overwritePropertyAttributes(unsigned PRVal) {
|
|
PropertyAttributes = PRVal;
|
|
}
|
|
|
|
ObjCPropertyAttribute::Kind getPropertyAttributesAsWritten() const {
|
|
return ObjCPropertyAttribute::Kind(PropertyAttributesAsWritten);
|
|
}
|
|
|
|
void setPropertyAttributesAsWritten(ObjCPropertyAttribute::Kind PRVal) {
|
|
PropertyAttributesAsWritten = PRVal;
|
|
}
|
|
|
|
// Helper methods for accessing attributes.
|
|
|
|
/// isReadOnly - Return true iff the property has a setter.
|
|
bool isReadOnly() const {
|
|
return (PropertyAttributes & ObjCPropertyAttribute::kind_readonly);
|
|
}
|
|
|
|
/// isAtomic - Return true if the property is atomic.
|
|
bool isAtomic() const {
|
|
return (PropertyAttributes & ObjCPropertyAttribute::kind_atomic);
|
|
}
|
|
|
|
/// isRetaining - Return true if the property retains its value.
|
|
bool isRetaining() const {
|
|
return (PropertyAttributes & (ObjCPropertyAttribute::kind_retain |
|
|
ObjCPropertyAttribute::kind_strong |
|
|
ObjCPropertyAttribute::kind_copy));
|
|
}
|
|
|
|
bool isInstanceProperty() const { return !isClassProperty(); }
|
|
bool isClassProperty() const {
|
|
return PropertyAttributes & ObjCPropertyAttribute::kind_class;
|
|
}
|
|
bool isDirectProperty() const;
|
|
|
|
ObjCPropertyQueryKind getQueryKind() const {
|
|
return isClassProperty() ? ObjCPropertyQueryKind::OBJC_PR_query_class :
|
|
ObjCPropertyQueryKind::OBJC_PR_query_instance;
|
|
}
|
|
|
|
static ObjCPropertyQueryKind getQueryKind(bool isClassProperty) {
|
|
return isClassProperty ? ObjCPropertyQueryKind::OBJC_PR_query_class :
|
|
ObjCPropertyQueryKind::OBJC_PR_query_instance;
|
|
}
|
|
|
|
/// getSetterKind - Return the method used for doing assignment in
|
|
/// the property setter. This is only valid if the property has been
|
|
/// defined to have a setter.
|
|
SetterKind getSetterKind() const {
|
|
if (PropertyAttributes & ObjCPropertyAttribute::kind_strong)
|
|
return getType()->isBlockPointerType() ? Copy : Retain;
|
|
if (PropertyAttributes & ObjCPropertyAttribute::kind_retain)
|
|
return Retain;
|
|
if (PropertyAttributes & ObjCPropertyAttribute::kind_copy)
|
|
return Copy;
|
|
if (PropertyAttributes & ObjCPropertyAttribute::kind_weak)
|
|
return Weak;
|
|
return Assign;
|
|
}
|
|
|
|
Selector getGetterName() const { return GetterName; }
|
|
SourceLocation getGetterNameLoc() const { return GetterNameLoc; }
|
|
|
|
void setGetterName(Selector Sel, SourceLocation Loc = SourceLocation()) {
|
|
GetterName = Sel;
|
|
GetterNameLoc = Loc;
|
|
}
|
|
|
|
Selector getSetterName() const { return SetterName; }
|
|
SourceLocation getSetterNameLoc() const { return SetterNameLoc; }
|
|
|
|
void setSetterName(Selector Sel, SourceLocation Loc = SourceLocation()) {
|
|
SetterName = Sel;
|
|
SetterNameLoc = Loc;
|
|
}
|
|
|
|
ObjCMethodDecl *getGetterMethodDecl() const { return GetterMethodDecl; }
|
|
void setGetterMethodDecl(ObjCMethodDecl *gDecl) { GetterMethodDecl = gDecl; }
|
|
|
|
ObjCMethodDecl *getSetterMethodDecl() const { return SetterMethodDecl; }
|
|
void setSetterMethodDecl(ObjCMethodDecl *gDecl) { SetterMethodDecl = gDecl; }
|
|
|
|
// Related to \@optional/\@required declared in \@protocol
|
|
void setPropertyImplementation(PropertyControl pc) {
|
|
PropertyImplementation = pc;
|
|
}
|
|
|
|
PropertyControl getPropertyImplementation() const {
|
|
return PropertyControl(PropertyImplementation);
|
|
}
|
|
|
|
bool isOptional() const {
|
|
return getPropertyImplementation() == PropertyControl::Optional;
|
|
}
|
|
|
|
void setPropertyIvarDecl(ObjCIvarDecl *Ivar) {
|
|
PropertyIvarDecl = Ivar;
|
|
}
|
|
|
|
ObjCIvarDecl *getPropertyIvarDecl() const {
|
|
return PropertyIvarDecl;
|
|
}
|
|
|
|
SourceRange getSourceRange() const override 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,
|
|
const IdentifierInfo *propertyID,
|
|
ObjCPropertyQueryKind queryKind);
|
|
|
|
static bool classof(const Decl *D) { return classofKind(D->getKind()); }
|
|
static bool classofKind(Kind K) { return K == ObjCProperty; }
|
|
};
|
|
|
|
/// ObjCContainerDecl - Represents a container for method declarations.
|
|
/// Current sub-classes are ObjCInterfaceDecl, ObjCCategoryDecl,
|
|
/// ObjCProtocolDecl, and ObjCImplDecl.
|
|
///
|
|
class ObjCContainerDecl : public NamedDecl, public DeclContext {
|
|
// This class stores some data in DeclContext::ObjCContainerDeclBits
|
|
// to save some space. Use the provided accessors to access it.
|
|
|
|
// These two locations in the range mark the end of the method container.
|
|
// The first points to the '@' token, and the second to the 'end' token.
|
|
SourceRange AtEnd;
|
|
|
|
void anchor() override;
|
|
|
|
public:
|
|
ObjCContainerDecl(Kind DK, DeclContext *DC, const IdentifierInfo *Id,
|
|
SourceLocation nameLoc, SourceLocation atStartLoc);
|
|
|
|
// Iterator access to instance/class properties.
|
|
using prop_iterator = specific_decl_iterator<ObjCPropertyDecl>;
|
|
using prop_range =
|
|
llvm::iterator_range<specific_decl_iterator<ObjCPropertyDecl>>;
|
|
|
|
prop_range properties() const { return prop_range(prop_begin(), prop_end()); }
|
|
|
|
prop_iterator prop_begin() const {
|
|
return prop_iterator(decls_begin());
|
|
}
|
|
|
|
prop_iterator prop_end() const {
|
|
return prop_iterator(decls_end());
|
|
}
|
|
|
|
using instprop_iterator =
|
|
filtered_decl_iterator<ObjCPropertyDecl,
|
|
&ObjCPropertyDecl::isInstanceProperty>;
|
|
using instprop_range = llvm::iterator_range<instprop_iterator>;
|
|
|
|
instprop_range instance_properties() const {
|
|
return instprop_range(instprop_begin(), instprop_end());
|
|
}
|
|
|
|
instprop_iterator instprop_begin() const {
|
|
return instprop_iterator(decls_begin());
|
|
}
|
|
|
|
instprop_iterator instprop_end() const {
|
|
return instprop_iterator(decls_end());
|
|
}
|
|
|
|
using classprop_iterator =
|
|
filtered_decl_iterator<ObjCPropertyDecl,
|
|
&ObjCPropertyDecl::isClassProperty>;
|
|
using classprop_range = llvm::iterator_range<classprop_iterator>;
|
|
|
|
classprop_range class_properties() const {
|
|
return classprop_range(classprop_begin(), classprop_end());
|
|
}
|
|
|
|
classprop_iterator classprop_begin() const {
|
|
return classprop_iterator(decls_begin());
|
|
}
|
|
|
|
classprop_iterator classprop_end() const {
|
|
return classprop_iterator(decls_end());
|
|
}
|
|
|
|
// Iterator access to instance/class methods.
|
|
using method_iterator = specific_decl_iterator<ObjCMethodDecl>;
|
|
using method_range =
|
|
llvm::iterator_range<specific_decl_iterator<ObjCMethodDecl>>;
|
|
|
|
method_range methods() const {
|
|
return method_range(meth_begin(), meth_end());
|
|
}
|
|
|
|
method_iterator meth_begin() const {
|
|
return method_iterator(decls_begin());
|
|
}
|
|
|
|
method_iterator meth_end() const {
|
|
return method_iterator(decls_end());
|
|
}
|
|
|
|
using instmeth_iterator =
|
|
filtered_decl_iterator<ObjCMethodDecl,
|
|
&ObjCMethodDecl::isInstanceMethod>;
|
|
using instmeth_range = llvm::iterator_range<instmeth_iterator>;
|
|
|
|
instmeth_range instance_methods() const {
|
|
return instmeth_range(instmeth_begin(), instmeth_end());
|
|
}
|
|
|
|
instmeth_iterator instmeth_begin() const {
|
|
return instmeth_iterator(decls_begin());
|
|
}
|
|
|
|
instmeth_iterator instmeth_end() const {
|
|
return instmeth_iterator(decls_end());
|
|
}
|
|
|
|
using classmeth_iterator =
|
|
filtered_decl_iterator<ObjCMethodDecl,
|
|
&ObjCMethodDecl::isClassMethod>;
|
|
using classmeth_range = llvm::iterator_range<classmeth_iterator>;
|
|
|
|
classmeth_range class_methods() const {
|
|
return classmeth_range(classmeth_begin(), classmeth_end());
|
|
}
|
|
|
|
classmeth_iterator classmeth_begin() const {
|
|
return classmeth_iterator(decls_begin());
|
|
}
|
|
|
|
classmeth_iterator classmeth_end() const {
|
|
return classmeth_iterator(decls_end());
|
|
}
|
|
|
|
// Get the local instance/class method declared in this interface.
|
|
ObjCMethodDecl *getMethod(Selector Sel, bool isInstance,
|
|
bool AllowHidden = false) const;
|
|
|
|
ObjCMethodDecl *getInstanceMethod(Selector Sel,
|
|
bool AllowHidden = false) const {
|
|
return getMethod(Sel, true/*isInstance*/, AllowHidden);
|
|
}
|
|
|
|
ObjCMethodDecl *getClassMethod(Selector Sel, bool AllowHidden = false) const {
|
|
return getMethod(Sel, false/*isInstance*/, AllowHidden);
|
|
}
|
|
|
|
bool HasUserDeclaredSetterMethod(const ObjCPropertyDecl *P) const;
|
|
ObjCIvarDecl *getIvarDecl(IdentifierInfo *Id) const;
|
|
|
|
ObjCPropertyDecl *getProperty(const IdentifierInfo *Id,
|
|
bool IsInstance) const;
|
|
|
|
ObjCPropertyDecl *
|
|
FindPropertyDeclaration(const IdentifierInfo *PropertyId,
|
|
ObjCPropertyQueryKind QueryKind) const;
|
|
|
|
using PropertyMap =
|
|
llvm::MapVector<std::pair<IdentifierInfo *, unsigned /*isClassProperty*/>,
|
|
ObjCPropertyDecl *>;
|
|
using ProtocolPropertySet = llvm::SmallDenseSet<const ObjCProtocolDecl *, 8>;
|
|
using PropertyDeclOrder = llvm::SmallVector<ObjCPropertyDecl *, 8>;
|
|
|
|
/// 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 ObjCContainerDeclBits.AtStart; }
|
|
|
|
void setAtStartLoc(SourceLocation Loc) {
|
|
ObjCContainerDeclBits.AtStart = Loc;
|
|
}
|
|
|
|
// Marks the end of the container.
|
|
SourceRange getAtEndRange() const { return AtEnd; }
|
|
|
|
void setAtEndRange(SourceRange atEnd) { AtEnd = atEnd; }
|
|
|
|
SourceRange getSourceRange() const override LLVM_READONLY {
|
|
return SourceRange(getAtStartLoc(), getAtEndRange().getEnd());
|
|
}
|
|
|
|
// Implement isa/cast/dyncast/etc.
|
|
static bool classof(const Decl *D) { return classofKind(D->getKind()); }
|
|
|
|
static bool classofKind(Kind K) {
|
|
return K >= firstObjCContainer &&
|
|
K <= lastObjCContainer;
|
|
}
|
|
|
|
static DeclContext *castToDeclContext(const ObjCContainerDecl *D) {
|
|
return static_cast<DeclContext *>(const_cast<ObjCContainerDecl*>(D));
|
|
}
|
|
|
|
static ObjCContainerDecl *castFromDeclContext(const DeclContext *DC) {
|
|
return static_cast<ObjCContainerDecl *>(const_cast<DeclContext*>(DC));
|
|
}
|
|
};
|
|
|
|
/// Represents an ObjC class declaration.
|
|
///
|
|
/// For example:
|
|
///
|
|
/// \code
|
|
/// // MostPrimitive declares no super class (not particularly useful).
|
|
/// \@interface MostPrimitive
|
|
/// // no instance variables or methods.
|
|
/// \@end
|
|
///
|
|
/// // NSResponder inherits from NSObject & implements NSCoding (a protocol).
|
|
/// \@interface NSResponder : NSObject \<NSCoding>
|
|
/// { // instance variables are represented by ObjCIvarDecl.
|
|
/// id nextResponder; // nextResponder instance variable.
|
|
/// }
|
|
/// - (NSResponder *)nextResponder; // return a pointer to NSResponder.
|
|
/// - (void)mouseMoved:(NSEvent *)theEvent; // return void, takes a pointer
|
|
/// \@end // to an NSEvent.
|
|
/// \endcode
|
|
///
|
|
/// Unlike C/C++, forward class declarations are accomplished with \@class.
|
|
/// Unlike C/C++, \@class allows for a list of classes to be forward declared.
|
|
/// Unlike C++, ObjC is a single-rooted class model. In Cocoa, classes
|
|
/// typically inherit from NSObject (an exception is NSProxy).
|
|
///
|
|
class ObjCInterfaceDecl : public ObjCContainerDecl
|
|
, public Redeclarable<ObjCInterfaceDecl> {
|
|
friend class ASTContext;
|
|
friend class ODRDiagsEmitter;
|
|
|
|
/// TypeForDecl - This indicates the Type object that represents this
|
|
/// TypeDecl. It is a cache maintained by ASTContext::getObjCInterfaceType
|
|
mutable const Type *TypeForDecl = nullptr;
|
|
|
|
struct DefinitionData {
|
|
/// The definition of this class, for quick access from any
|
|
/// declaration.
|
|
ObjCInterfaceDecl *Definition = nullptr;
|
|
|
|
/// When non-null, this is always an ObjCObjectType.
|
|
TypeSourceInfo *SuperClassTInfo = nullptr;
|
|
|
|
/// Protocols referenced in the \@interface declaration
|
|
ObjCProtocolList ReferencedProtocols;
|
|
|
|
/// Protocols reference in both the \@interface and class extensions.
|
|
ObjCList<ObjCProtocolDecl> AllReferencedProtocols;
|
|
|
|
/// List of categories and class extensions defined for this class.
|
|
///
|
|
/// Categories are stored as a linked list in the AST, since the categories
|
|
/// and class extensions come long after the initial interface declaration,
|
|
/// and we avoid dynamically-resized arrays in the AST wherever possible.
|
|
ObjCCategoryDecl *CategoryList = nullptr;
|
|
|
|
/// IvarList - List of all ivars defined by this class; including class
|
|
/// extensions and implementation. This list is built lazily.
|
|
ObjCIvarDecl *IvarList = nullptr;
|
|
|
|
/// Indicates that the contents of this Objective-C class will be
|
|
/// completed by the external AST source when required.
|
|
LLVM_PREFERRED_TYPE(bool)
|
|
mutable unsigned ExternallyCompleted : 1;
|
|
|
|
/// Indicates that the ivar cache does not yet include ivars
|
|
/// declared in the implementation.
|
|
LLVM_PREFERRED_TYPE(bool)
|
|
mutable unsigned IvarListMissingImplementation : 1;
|
|
|
|
/// Indicates that this interface decl contains at least one initializer
|
|
/// marked with the 'objc_designated_initializer' attribute.
|
|
LLVM_PREFERRED_TYPE(bool)
|
|
unsigned HasDesignatedInitializers : 1;
|
|
|
|
enum InheritedDesignatedInitializersState {
|
|
/// We didn't calculate whether the designated initializers should be
|
|
/// inherited or not.
|
|
IDI_Unknown = 0,
|
|
|
|
/// Designated initializers are inherited for the super class.
|
|
IDI_Inherited = 1,
|
|
|
|
/// The class does not inherit designated initializers.
|
|
IDI_NotInherited = 2
|
|
};
|
|
|
|
/// One of the \c InheritedDesignatedInitializersState enumeratos.
|
|
LLVM_PREFERRED_TYPE(InheritedDesignatedInitializersState)
|
|
mutable unsigned InheritedDesignatedInitializers : 2;
|
|
|
|
/// Tracks whether a ODR hash has been computed for this interface.
|
|
LLVM_PREFERRED_TYPE(bool)
|
|
unsigned HasODRHash : 1;
|
|
|
|
/// A hash of parts of the class to help in ODR checking.
|
|
unsigned ODRHash = 0;
|
|
|
|
/// The location of the last location in this declaration, before
|
|
/// the properties/methods. For example, this will be the '>', '}', or
|
|
/// identifier,
|
|
SourceLocation EndLoc;
|
|
|
|
DefinitionData()
|
|
: ExternallyCompleted(false), IvarListMissingImplementation(true),
|
|
HasDesignatedInitializers(false),
|
|
InheritedDesignatedInitializers(IDI_Unknown), HasODRHash(false) {}
|
|
};
|
|
|
|
/// The type parameters associated with this class, if any.
|
|
ObjCTypeParamList *TypeParamList = nullptr;
|
|
|
|
/// Contains a pointer to the data associated with this class,
|
|
/// which will be NULL if this class has not yet been defined.
|
|
///
|
|
/// The bit indicates when we don't need to check for out-of-date
|
|
/// declarations. It will be set unless modules are enabled.
|
|
llvm::PointerIntPair<DefinitionData *, 1, bool> Data;
|
|
|
|
ObjCInterfaceDecl(const ASTContext &C, DeclContext *DC, SourceLocation AtLoc,
|
|
const IdentifierInfo *Id, ObjCTypeParamList *typeParamList,
|
|
SourceLocation CLoc, ObjCInterfaceDecl *PrevDecl,
|
|
bool IsInternal);
|
|
|
|
void anchor() override;
|
|
|
|
void LoadExternalDefinition() const;
|
|
|
|
DefinitionData &data() const {
|
|
assert(Data.getPointer() && "Declaration has no definition!");
|
|
return *Data.getPointer();
|
|
}
|
|
|
|
/// Allocate the definition data for this class.
|
|
void allocateDefinitionData();
|
|
|
|
using redeclarable_base = Redeclarable<ObjCInterfaceDecl>;
|
|
|
|
ObjCInterfaceDecl *getNextRedeclarationImpl() override {
|
|
return getNextRedeclaration();
|
|
}
|
|
|
|
ObjCInterfaceDecl *getPreviousDeclImpl() override {
|
|
return getPreviousDecl();
|
|
}
|
|
|
|
ObjCInterfaceDecl *getMostRecentDeclImpl() override {
|
|
return getMostRecentDecl();
|
|
}
|
|
|
|
public:
|
|
static ObjCInterfaceDecl *
|
|
Create(const ASTContext &C, DeclContext *DC, SourceLocation atLoc,
|
|
const IdentifierInfo *Id, ObjCTypeParamList *typeParamList,
|
|
ObjCInterfaceDecl *PrevDecl,
|
|
SourceLocation ClassLoc = SourceLocation(), bool isInternal = false);
|
|
|
|
static ObjCInterfaceDecl *CreateDeserialized(const ASTContext &C,
|
|
GlobalDeclID ID);
|
|
|
|
/// Retrieve the type parameters of this class.
|
|
///
|
|
/// This function looks for a type parameter list for the given
|
|
/// class; if the class has been declared (with \c \@class) but not
|
|
/// defined (with \c \@interface), it will search for a declaration that
|
|
/// has type parameters, skipping any declarations that do not.
|
|
ObjCTypeParamList *getTypeParamList() const;
|
|
|
|
/// Set the type parameters of this class.
|
|
///
|
|
/// This function is used by the AST importer, which must import the type
|
|
/// parameters after creating their DeclContext to avoid loops.
|
|
void setTypeParamList(ObjCTypeParamList *TPL);
|
|
|
|
/// Retrieve the type parameters written on this particular declaration of
|
|
/// the class.
|
|
ObjCTypeParamList *getTypeParamListAsWritten() const {
|
|
return TypeParamList;
|
|
}
|
|
|
|
SourceRange getSourceRange() const override LLVM_READONLY {
|
|
if (isThisDeclarationADefinition())
|
|
return ObjCContainerDecl::getSourceRange();
|
|
|
|
return SourceRange(getAtStartLoc(), getLocation());
|
|
}
|
|
|
|
/// Indicate that this Objective-C class is complete, but that
|
|
/// the external AST source will be responsible for filling in its contents
|
|
/// when a complete class is required.
|
|
void setExternallyCompleted();
|
|
|
|
/// Indicate that this interface decl contains at least one initializer
|
|
/// marked with the 'objc_designated_initializer' attribute.
|
|
void setHasDesignatedInitializers();
|
|
|
|
/// Returns true if this interface decl contains at least one initializer
|
|
/// marked with the 'objc_designated_initializer' attribute.
|
|
bool hasDesignatedInitializers() const;
|
|
|
|
/// Returns true if this interface decl declares a designated initializer
|
|
/// or it inherites one from its super class.
|
|
bool declaresOrInheritsDesignatedInitializers() const {
|
|
return hasDesignatedInitializers() || inheritsDesignatedInitializers();
|
|
}
|
|
|
|
const ObjCProtocolList &getReferencedProtocols() const {
|
|
assert(hasDefinition() && "Caller did not check for forward reference!");
|
|
if (data().ExternallyCompleted)
|
|
LoadExternalDefinition();
|
|
|
|
return data().ReferencedProtocols;
|
|
}
|
|
|
|
ObjCImplementationDecl *getImplementation() const;
|
|
void setImplementation(ObjCImplementationDecl *ImplD);
|
|
|
|
ObjCCategoryDecl *
|
|
FindCategoryDeclaration(const IdentifierInfo *CategoryId) const;
|
|
|
|
// Get the local instance/class method declared in a category.
|
|
ObjCMethodDecl *getCategoryInstanceMethod(Selector Sel) const;
|
|
ObjCMethodDecl *getCategoryClassMethod(Selector Sel) const;
|
|
|
|
ObjCMethodDecl *getCategoryMethod(Selector Sel, bool isInstance) const {
|
|
return isInstance ? getCategoryInstanceMethod(Sel)
|
|
: getCategoryClassMethod(Sel);
|
|
}
|
|
|
|
using protocol_iterator = ObjCProtocolList::iterator;
|
|
using protocol_range = llvm::iterator_range<protocol_iterator>;
|
|
|
|
protocol_range protocols() const {
|
|
return protocol_range(protocol_begin(), protocol_end());
|
|
}
|
|
|
|
protocol_iterator protocol_begin() const {
|
|
// FIXME: Should make sure no callers ever do this.
|
|
if (!hasDefinition())
|
|
return protocol_iterator();
|
|
|
|
if (data().ExternallyCompleted)
|
|
LoadExternalDefinition();
|
|
|
|
return data().ReferencedProtocols.begin();
|
|
}
|
|
|
|
protocol_iterator protocol_end() const {
|
|
// FIXME: Should make sure no callers ever do this.
|
|
if (!hasDefinition())
|
|
return protocol_iterator();
|
|
|
|
if (data().ExternallyCompleted)
|
|
LoadExternalDefinition();
|
|
|
|
return data().ReferencedProtocols.end();
|
|
}
|
|
|
|
using protocol_loc_iterator = ObjCProtocolList::loc_iterator;
|
|
using protocol_loc_range = llvm::iterator_range<protocol_loc_iterator>;
|
|
|
|
protocol_loc_range protocol_locs() const {
|
|
return protocol_loc_range(protocol_loc_begin(), protocol_loc_end());
|
|
}
|
|
|
|
protocol_loc_iterator protocol_loc_begin() const {
|
|
// FIXME: Should make sure no callers ever do this.
|
|
if (!hasDefinition())
|
|
return protocol_loc_iterator();
|
|
|
|
if (data().ExternallyCompleted)
|
|
LoadExternalDefinition();
|
|
|
|
return data().ReferencedProtocols.loc_begin();
|
|
}
|
|
|
|
protocol_loc_iterator protocol_loc_end() const {
|
|
// FIXME: Should make sure no callers ever do this.
|
|
if (!hasDefinition())
|
|
return protocol_loc_iterator();
|
|
|
|
if (data().ExternallyCompleted)
|
|
LoadExternalDefinition();
|
|
|
|
return data().ReferencedProtocols.loc_end();
|
|
}
|
|
|
|
using all_protocol_iterator = ObjCList<ObjCProtocolDecl>::iterator;
|
|
using all_protocol_range = llvm::iterator_range<all_protocol_iterator>;
|
|
|
|
all_protocol_range all_referenced_protocols() const {
|
|
return all_protocol_range(all_referenced_protocol_begin(),
|
|
all_referenced_protocol_end());
|
|
}
|
|
|
|
all_protocol_iterator all_referenced_protocol_begin() const {
|
|
// FIXME: Should make sure no callers ever do this.
|
|
if (!hasDefinition())
|
|
return all_protocol_iterator();
|
|
|
|
if (data().ExternallyCompleted)
|
|
LoadExternalDefinition();
|
|
|
|
return data().AllReferencedProtocols.empty()
|
|
? protocol_begin()
|
|
: data().AllReferencedProtocols.begin();
|
|
}
|
|
|
|
all_protocol_iterator all_referenced_protocol_end() const {
|
|
// FIXME: Should make sure no callers ever do this.
|
|
if (!hasDefinition())
|
|
return all_protocol_iterator();
|
|
|
|
if (data().ExternallyCompleted)
|
|
LoadExternalDefinition();
|
|
|
|
return data().AllReferencedProtocols.empty()
|
|
? protocol_end()
|
|
: data().AllReferencedProtocols.end();
|
|
}
|
|
|
|
using ivar_iterator = specific_decl_iterator<ObjCIvarDecl>;
|
|
using ivar_range = llvm::iterator_range<specific_decl_iterator<ObjCIvarDecl>>;
|
|
|
|
ivar_range ivars() const { return ivar_range(ivar_begin(), ivar_end()); }
|
|
|
|
ivar_iterator ivar_begin() const {
|
|
if (const ObjCInterfaceDecl *Def = getDefinition())
|
|
return ivar_iterator(Def->decls_begin());
|
|
|
|
// FIXME: Should make sure no callers ever do this.
|
|
return ivar_iterator();
|
|
}
|
|
|
|
ivar_iterator ivar_end() const {
|
|
if (const ObjCInterfaceDecl *Def = getDefinition())
|
|
return ivar_iterator(Def->decls_end());
|
|
|
|
// FIXME: Should make sure no callers ever do this.
|
|
return ivar_iterator();
|
|
}
|
|
|
|
unsigned ivar_size() const {
|
|
return std::distance(ivar_begin(), ivar_end());
|
|
}
|
|
|
|
bool ivar_empty() const { return ivar_begin() == ivar_end(); }
|
|
|
|
ObjCIvarDecl *all_declared_ivar_begin();
|
|
const ObjCIvarDecl *all_declared_ivar_begin() const {
|
|
// Even though this modifies IvarList, it's conceptually const:
|
|
// the ivar chain is essentially a cached property of ObjCInterfaceDecl.
|
|
return const_cast<ObjCInterfaceDecl *>(this)->all_declared_ivar_begin();
|
|
}
|
|
void setIvarList(ObjCIvarDecl *ivar) { data().IvarList = ivar; }
|
|
|
|
/// setProtocolList - Set the list of protocols that this interface
|
|
/// implements.
|
|
void setProtocolList(ObjCProtocolDecl *const* List, unsigned Num,
|
|
const SourceLocation *Locs, ASTContext &C) {
|
|
data().ReferencedProtocols.set(List, Num, Locs, C);
|
|
}
|
|
|
|
/// mergeClassExtensionProtocolList - Merge class extension's protocol list
|
|
/// into the protocol list for this class.
|
|
void mergeClassExtensionProtocolList(ObjCProtocolDecl *const* List,
|
|
unsigned Num,
|
|
ASTContext &C);
|
|
|
|
/// Produce a name to be used for class's metadata. It comes either via
|
|
/// objc_runtime_name attribute or class name.
|
|
StringRef getObjCRuntimeNameAsString() const;
|
|
|
|
/// Returns the designated initializers for the interface.
|
|
///
|
|
/// If this declaration does not have methods marked as designated
|
|
/// initializers then the interface inherits the designated initializers of
|
|
/// its super class.
|
|
void getDesignatedInitializers(
|
|
llvm::SmallVectorImpl<const ObjCMethodDecl *> &Methods) const;
|
|
|
|
/// Returns true if the given selector is a designated initializer for the
|
|
/// interface.
|
|
///
|
|
/// If this declaration does not have methods marked as designated
|
|
/// initializers then the interface inherits the designated initializers of
|
|
/// its super class.
|
|
///
|
|
/// \param InitMethod if non-null and the function returns true, it receives
|
|
/// the method that was marked as a designated initializer.
|
|
bool
|
|
isDesignatedInitializer(Selector Sel,
|
|
const ObjCMethodDecl **InitMethod = nullptr) const;
|
|
|
|
/// Determine whether this particular declaration of this class is
|
|
/// actually also a definition.
|
|
bool isThisDeclarationADefinition() const {
|
|
return getDefinition() == this;
|
|
}
|
|
|
|
/// Determine whether this class has been defined.
|
|
bool hasDefinition() const {
|
|
// If the name of this class is out-of-date, bring it up-to-date, which
|
|
// might bring in a definition.
|
|
// Note: a null value indicates that we don't have a definition and that
|
|
// modules are enabled.
|
|
if (!Data.getOpaqueValue())
|
|
getMostRecentDecl();
|
|
|
|
return Data.getPointer();
|
|
}
|
|
|
|
/// Retrieve the definition of this class, or NULL if this class
|
|
/// has been forward-declared (with \@class) but not yet defined (with
|
|
/// \@interface).
|
|
ObjCInterfaceDecl *getDefinition() {
|
|
return hasDefinition()? Data.getPointer()->Definition : nullptr;
|
|
}
|
|
|
|
/// Retrieve the definition of this class, or NULL if this class
|
|
/// has been forward-declared (with \@class) but not yet defined (with
|
|
/// \@interface).
|
|
const ObjCInterfaceDecl *getDefinition() const {
|
|
return hasDefinition()? Data.getPointer()->Definition : nullptr;
|
|
}
|
|
|
|
/// Starts the definition of this Objective-C class, taking it from
|
|
/// a forward declaration (\@class) to a definition (\@interface).
|
|
void startDefinition();
|
|
|
|
/// Starts the definition without sharing it with other redeclarations.
|
|
/// Such definition shouldn't be used for anything but only to compare if
|
|
/// a duplicate is compatible with previous definition or if it is
|
|
/// a distinct duplicate.
|
|
void startDuplicateDefinitionForComparison();
|
|
void mergeDuplicateDefinitionWithCommon(const ObjCInterfaceDecl *Definition);
|
|
|
|
/// Retrieve the superclass type.
|
|
const ObjCObjectType *getSuperClassType() const {
|
|
if (TypeSourceInfo *TInfo = getSuperClassTInfo())
|
|
return TInfo->getType()->castAs<ObjCObjectType>();
|
|
|
|
return nullptr;
|
|
}
|
|
|
|
// Retrieve the type source information for the superclass.
|
|
TypeSourceInfo *getSuperClassTInfo() const {
|
|
// FIXME: Should make sure no callers ever do this.
|
|
if (!hasDefinition())
|
|
return nullptr;
|
|
|
|
if (data().ExternallyCompleted)
|
|
LoadExternalDefinition();
|
|
|
|
return data().SuperClassTInfo;
|
|
}
|
|
|
|
// Retrieve the declaration for the superclass of this class, which
|
|
// does not include any type arguments that apply to the superclass.
|
|
ObjCInterfaceDecl *getSuperClass() const;
|
|
|
|
void setSuperClass(TypeSourceInfo *superClass) {
|
|
data().SuperClassTInfo = superClass;
|
|
}
|
|
|
|
/// Iterator that walks over the list of categories, filtering out
|
|
/// those that do not meet specific criteria.
|
|
///
|
|
/// This class template is used for the various permutations of category
|
|
/// and extension iterators.
|
|
template<bool (*Filter)(ObjCCategoryDecl *)>
|
|
class filtered_category_iterator {
|
|
ObjCCategoryDecl *Current = nullptr;
|
|
|
|
void findAcceptableCategory();
|
|
|
|
public:
|
|
using value_type = ObjCCategoryDecl *;
|
|
using reference = value_type;
|
|
using pointer = value_type;
|
|
using difference_type = std::ptrdiff_t;
|
|
using iterator_category = std::input_iterator_tag;
|
|
|
|
filtered_category_iterator() = default;
|
|
explicit filtered_category_iterator(ObjCCategoryDecl *Current)
|
|
: Current(Current) {
|
|
findAcceptableCategory();
|
|
}
|
|
|
|
reference operator*() const { return Current; }
|
|
pointer operator->() const { return Current; }
|
|
|
|
filtered_category_iterator &operator++();
|
|
|
|
filtered_category_iterator operator++(int) {
|
|
filtered_category_iterator Tmp = *this;
|
|
++(*this);
|
|
return Tmp;
|
|
}
|
|
|
|
friend bool operator==(filtered_category_iterator X,
|
|
filtered_category_iterator Y) {
|
|
return X.Current == Y.Current;
|
|
}
|
|
|
|
friend bool operator!=(filtered_category_iterator X,
|
|
filtered_category_iterator Y) {
|
|
return X.Current != Y.Current;
|
|
}
|
|
};
|
|
|
|
private:
|
|
/// Test whether the given category is visible.
|
|
///
|
|
/// Used in the \c visible_categories_iterator.
|
|
static bool isVisibleCategory(ObjCCategoryDecl *Cat);
|
|
|
|
public:
|
|
/// Iterator that walks over the list of categories and extensions
|
|
/// that are visible, i.e., not hidden in a non-imported submodule.
|
|
using visible_categories_iterator =
|
|
filtered_category_iterator<isVisibleCategory>;
|
|
|
|
using visible_categories_range =
|
|
llvm::iterator_range<visible_categories_iterator>;
|
|
|
|
visible_categories_range visible_categories() const {
|
|
return visible_categories_range(visible_categories_begin(),
|
|
visible_categories_end());
|
|
}
|
|
|
|
/// Retrieve an iterator to the beginning of the visible-categories
|
|
/// list.
|
|
visible_categories_iterator visible_categories_begin() const {
|
|
return visible_categories_iterator(getCategoryListRaw());
|
|
}
|
|
|
|
/// Retrieve an iterator to the end of the visible-categories list.
|
|
visible_categories_iterator visible_categories_end() const {
|
|
return visible_categories_iterator();
|
|
}
|
|
|
|
/// Determine whether the visible-categories list is empty.
|
|
bool visible_categories_empty() const {
|
|
return visible_categories_begin() == visible_categories_end();
|
|
}
|
|
|
|
private:
|
|
/// Test whether the given category... is a category.
|
|
///
|
|
/// Used in the \c known_categories_iterator.
|
|
static bool isKnownCategory(ObjCCategoryDecl *) { return true; }
|
|
|
|
public:
|
|
/// Iterator that walks over all of the known categories and
|
|
/// extensions, including those that are hidden.
|
|
using known_categories_iterator = filtered_category_iterator<isKnownCategory>;
|
|
using known_categories_range =
|
|
llvm::iterator_range<known_categories_iterator>;
|
|
|
|
known_categories_range known_categories() const {
|
|
return known_categories_range(known_categories_begin(),
|
|
known_categories_end());
|
|
}
|
|
|
|
/// Retrieve an iterator to the beginning of the known-categories
|
|
/// list.
|
|
known_categories_iterator known_categories_begin() const {
|
|
return known_categories_iterator(getCategoryListRaw());
|
|
}
|
|
|
|
/// Retrieve an iterator to the end of the known-categories list.
|
|
known_categories_iterator known_categories_end() const {
|
|
return known_categories_iterator();
|
|
}
|
|
|
|
/// Determine whether the known-categories list is empty.
|
|
bool known_categories_empty() const {
|
|
return known_categories_begin() == known_categories_end();
|
|
}
|
|
|
|
private:
|
|
/// Test whether the given category is a visible extension.
|
|
///
|
|
/// Used in the \c visible_extensions_iterator.
|
|
static bool isVisibleExtension(ObjCCategoryDecl *Cat);
|
|
|
|
public:
|
|
/// Iterator that walks over all of the visible extensions, skipping
|
|
/// any that are known but hidden.
|
|
using visible_extensions_iterator =
|
|
filtered_category_iterator<isVisibleExtension>;
|
|
|
|
using visible_extensions_range =
|
|
llvm::iterator_range<visible_extensions_iterator>;
|
|
|
|
visible_extensions_range visible_extensions() const {
|
|
return visible_extensions_range(visible_extensions_begin(),
|
|
visible_extensions_end());
|
|
}
|
|
|
|
/// Retrieve an iterator to the beginning of the visible-extensions
|
|
/// list.
|
|
visible_extensions_iterator visible_extensions_begin() const {
|
|
return visible_extensions_iterator(getCategoryListRaw());
|
|
}
|
|
|
|
/// Retrieve an iterator to the end of the visible-extensions list.
|
|
visible_extensions_iterator visible_extensions_end() const {
|
|
return visible_extensions_iterator();
|
|
}
|
|
|
|
/// Determine whether the visible-extensions list is empty.
|
|
bool visible_extensions_empty() const {
|
|
return visible_extensions_begin() == visible_extensions_end();
|
|
}
|
|
|
|
private:
|
|
/// Test whether the given category is an extension.
|
|
///
|
|
/// Used in the \c known_extensions_iterator.
|
|
static bool isKnownExtension(ObjCCategoryDecl *Cat);
|
|
|
|
public:
|
|
friend class ASTDeclMerger;
|
|
friend class ASTDeclReader;
|
|
friend class ASTDeclWriter;
|
|
friend class ASTReader;
|
|
|
|
/// Iterator that walks over all of the known extensions.
|
|
using known_extensions_iterator =
|
|
filtered_category_iterator<isKnownExtension>;
|
|
using known_extensions_range =
|
|
llvm::iterator_range<known_extensions_iterator>;
|
|
|
|
known_extensions_range known_extensions() const {
|
|
return known_extensions_range(known_extensions_begin(),
|
|
known_extensions_end());
|
|
}
|
|
|
|
/// Retrieve an iterator to the beginning of the known-extensions
|
|
/// list.
|
|
known_extensions_iterator known_extensions_begin() const {
|
|
return known_extensions_iterator(getCategoryListRaw());
|
|
}
|
|
|
|
/// Retrieve an iterator to the end of the known-extensions list.
|
|
known_extensions_iterator known_extensions_end() const {
|
|
return known_extensions_iterator();
|
|
}
|
|
|
|
/// Determine whether the known-extensions list is empty.
|
|
bool known_extensions_empty() const {
|
|
return known_extensions_begin() == known_extensions_end();
|
|
}
|
|
|
|
/// Retrieve the raw pointer to the start of the category/extension
|
|
/// list.
|
|
ObjCCategoryDecl* getCategoryListRaw() const {
|
|
// FIXME: Should make sure no callers ever do this.
|
|
if (!hasDefinition())
|
|
return nullptr;
|
|
|
|
if (data().ExternallyCompleted)
|
|
LoadExternalDefinition();
|
|
|
|
return data().CategoryList;
|
|
}
|
|
|
|
/// Set the raw pointer to the start of the category/extension
|
|
/// list.
|
|
void setCategoryListRaw(ObjCCategoryDecl *category) {
|
|
data().CategoryList = category;
|
|
}
|
|
|
|
ObjCPropertyDecl *
|
|
FindPropertyVisibleInPrimaryClass(const IdentifierInfo *PropertyId,
|
|
ObjCPropertyQueryKind QueryKind) const;
|
|
|
|
void collectPropertiesToImplement(PropertyMap &PM) const override;
|
|
|
|
/// 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 {
|
|
// If RHS is derived from LHS it is OK; else it is not OK.
|
|
while (I != nullptr) {
|
|
if (declaresSameEntity(this, I))
|
|
return true;
|
|
|
|
I = I->getSuperClass();
|
|
}
|
|
return false;
|
|
}
|
|
|
|
/// isArcWeakrefUnavailable - Checks for a class or one of its super classes
|
|
/// to be incompatible with __weak references. Returns true if it is.
|
|
bool isArcWeakrefUnavailable() const;
|
|
|
|
/// isObjCRequiresPropertyDefs - Checks that a class or one of its super
|
|
/// classes must not be auto-synthesized. Returns class decl. if it must not
|
|
/// be; 0, otherwise.
|
|
const ObjCInterfaceDecl *isObjCRequiresPropertyDefs() const;
|
|
|
|
ObjCIvarDecl *lookupInstanceVariable(IdentifierInfo *IVarName,
|
|
ObjCInterfaceDecl *&ClassDeclared);
|
|
ObjCIvarDecl *lookupInstanceVariable(IdentifierInfo *IVarName) {
|
|
ObjCInterfaceDecl *ClassDeclared;
|
|
return lookupInstanceVariable(IVarName, ClassDeclared);
|
|
}
|
|
|
|
ObjCProtocolDecl *lookupNestedProtocol(IdentifierInfo *Name);
|
|
|
|
// Lookup a method. First, we search locally. If a method isn't
|
|
// found, we search referenced protocols and class categories.
|
|
ObjCMethodDecl *lookupMethod(Selector Sel, bool isInstance,
|
|
bool shallowCategoryLookup = false,
|
|
bool followSuper = true,
|
|
const ObjCCategoryDecl *C = nullptr) const;
|
|
|
|
/// Lookup an instance method for a given selector.
|
|
ObjCMethodDecl *lookupInstanceMethod(Selector Sel) const {
|
|
return lookupMethod(Sel, true/*isInstance*/);
|
|
}
|
|
|
|
/// Lookup a class method for a given selector.
|
|
ObjCMethodDecl *lookupClassMethod(Selector Sel) const {
|
|
return lookupMethod(Sel, false/*isInstance*/);
|
|
}
|
|
|
|
ObjCInterfaceDecl *lookupInheritedClass(const IdentifierInfo *ICName);
|
|
|
|
/// Lookup a method in the classes implementation hierarchy.
|
|
ObjCMethodDecl *lookupPrivateMethod(const Selector &Sel,
|
|
bool Instance=true) const;
|
|
|
|
ObjCMethodDecl *lookupPrivateClassMethod(const Selector &Sel) {
|
|
return lookupPrivateMethod(Sel, false);
|
|
}
|
|
|
|
/// Lookup a setter or getter in the class hierarchy,
|
|
/// including in all categories except for category passed
|
|
/// as argument.
|
|
ObjCMethodDecl *lookupPropertyAccessor(const Selector Sel,
|
|
const ObjCCategoryDecl *Cat,
|
|
bool IsClassProperty) const {
|
|
return lookupMethod(Sel, !IsClassProperty/*isInstance*/,
|
|
false/*shallowCategoryLookup*/,
|
|
true /* followsSuper */,
|
|
Cat);
|
|
}
|
|
|
|
SourceLocation getEndOfDefinitionLoc() const {
|
|
if (!hasDefinition())
|
|
return getLocation();
|
|
|
|
return data().EndLoc;
|
|
}
|
|
|
|
void setEndOfDefinitionLoc(SourceLocation LE) { data().EndLoc = LE; }
|
|
|
|
/// Retrieve the starting location of the superclass.
|
|
SourceLocation getSuperClassLoc() const;
|
|
|
|
/// isImplicitInterfaceDecl - check that this is an implicitly declared
|
|
/// ObjCInterfaceDecl node. This is for legacy objective-c \@implementation
|
|
/// declaration without an \@interface declaration.
|
|
bool isImplicitInterfaceDecl() const {
|
|
return hasDefinition() ? data().Definition->isImplicit() : isImplicit();
|
|
}
|
|
|
|
/// ClassImplementsProtocol - Checks that 'lProto' protocol
|
|
/// has been implemented in IDecl class, its super class or categories (if
|
|
/// lookupCategory is true).
|
|
bool ClassImplementsProtocol(ObjCProtocolDecl *lProto,
|
|
bool lookupCategory,
|
|
bool RHSIsQualifiedID = false);
|
|
|
|
using redecl_range = redeclarable_base::redecl_range;
|
|
using redecl_iterator = redeclarable_base::redecl_iterator;
|
|
|
|
using redeclarable_base::redecls_begin;
|
|
using redeclarable_base::redecls_end;
|
|
using redeclarable_base::redecls;
|
|
using redeclarable_base::getPreviousDecl;
|
|
using redeclarable_base::getMostRecentDecl;
|
|
using redeclarable_base::isFirstDecl;
|
|
|
|
/// Retrieves the canonical declaration of this Objective-C class.
|
|
ObjCInterfaceDecl *getCanonicalDecl() override { return getFirstDecl(); }
|
|
const ObjCInterfaceDecl *getCanonicalDecl() const { return getFirstDecl(); }
|
|
|
|
// Low-level accessor
|
|
const Type *getTypeForDecl() const { return TypeForDecl; }
|
|
void setTypeForDecl(const Type *TD) const { TypeForDecl = TD; }
|
|
|
|
/// Get precomputed ODRHash or add a new one.
|
|
unsigned getODRHash();
|
|
|
|
static bool classof(const Decl *D) { return classofKind(D->getKind()); }
|
|
static bool classofKind(Kind K) { return K == ObjCInterface; }
|
|
|
|
private:
|
|
/// True if a valid hash is stored in ODRHash.
|
|
bool hasODRHash() const;
|
|
void setHasODRHash(bool HasHash);
|
|
|
|
const ObjCInterfaceDecl *findInterfaceWithDesignatedInitializers() const;
|
|
bool inheritsDesignatedInitializers() const;
|
|
};
|
|
|
|
/// ObjCIvarDecl - Represents an ObjC instance variable. In general, ObjC
|
|
/// instance variables are identical to C. The only exception is Objective-C
|
|
/// supports C++ style access control. For example:
|
|
///
|
|
/// \@interface IvarExample : NSObject
|
|
/// {
|
|
/// id defaultToProtected;
|
|
/// \@public:
|
|
/// id canBePublic; // same as C++.
|
|
/// \@protected:
|
|
/// id canBeProtected; // same as C++.
|
|
/// \@package:
|
|
/// id canBePackage; // framework visibility (not available in C++).
|
|
/// }
|
|
///
|
|
class ObjCIvarDecl : public FieldDecl {
|
|
void anchor() override;
|
|
|
|
public:
|
|
enum AccessControl {
|
|
None, Private, Protected, Public, Package
|
|
};
|
|
|
|
private:
|
|
ObjCIvarDecl(ObjCContainerDecl *DC, SourceLocation StartLoc,
|
|
SourceLocation IdLoc, const IdentifierInfo *Id, QualType T,
|
|
TypeSourceInfo *TInfo, AccessControl ac, Expr *BW,
|
|
bool synthesized)
|
|
: FieldDecl(ObjCIvar, DC, StartLoc, IdLoc, Id, T, TInfo, BW,
|
|
/*Mutable=*/false, /*HasInit=*/ICIS_NoInit),
|
|
DeclAccess(ac), Synthesized(synthesized) {}
|
|
|
|
public:
|
|
static ObjCIvarDecl *Create(ASTContext &C, ObjCContainerDecl *DC,
|
|
SourceLocation StartLoc, SourceLocation IdLoc,
|
|
const IdentifierInfo *Id, QualType T,
|
|
TypeSourceInfo *TInfo, AccessControl ac,
|
|
Expr *BW = nullptr, bool synthesized = false);
|
|
|
|
static ObjCIvarDecl *CreateDeserialized(ASTContext &C, GlobalDeclID ID);
|
|
|
|
/// Return the class interface that this ivar is logically contained
|
|
/// in; this is either the interface where the ivar was declared, or the
|
|
/// interface the ivar is conceptually a part of in the case of synthesized
|
|
/// ivars.
|
|
ObjCInterfaceDecl *getContainingInterface();
|
|
const ObjCInterfaceDecl *getContainingInterface() const {
|
|
return const_cast<ObjCIvarDecl *>(this)->getContainingInterface();
|
|
}
|
|
|
|
ObjCIvarDecl *getNextIvar() { return NextIvar; }
|
|
const ObjCIvarDecl *getNextIvar() const { return NextIvar; }
|
|
void setNextIvar(ObjCIvarDecl *ivar) { NextIvar = ivar; }
|
|
|
|
ObjCIvarDecl *getCanonicalDecl() override {
|
|
return cast<ObjCIvarDecl>(FieldDecl::getCanonicalDecl());
|
|
}
|
|
const ObjCIvarDecl *getCanonicalDecl() const {
|
|
return const_cast<ObjCIvarDecl *>(this)->getCanonicalDecl();
|
|
}
|
|
|
|
void setAccessControl(AccessControl ac) { DeclAccess = ac; }
|
|
|
|
AccessControl getAccessControl() const { return AccessControl(DeclAccess); }
|
|
|
|
AccessControl getCanonicalAccessControl() const {
|
|
return DeclAccess == None ? Protected : AccessControl(DeclAccess);
|
|
}
|
|
|
|
void setSynthesize(bool synth) { Synthesized = synth; }
|
|
bool getSynthesize() const { return Synthesized; }
|
|
|
|
/// Retrieve the type of this instance variable when viewed as a member of a
|
|
/// specific object type.
|
|
QualType getUsageType(QualType objectType) const;
|
|
|
|
// Implement isa/cast/dyncast/etc.
|
|
static bool classof(const Decl *D) { return classofKind(D->getKind()); }
|
|
static bool classofKind(Kind K) { return K == ObjCIvar; }
|
|
|
|
private:
|
|
/// NextIvar - Next Ivar in the list of ivars declared in class; class's
|
|
/// extensions and class's implementation
|
|
ObjCIvarDecl *NextIvar = nullptr;
|
|
|
|
// NOTE: VC++ treats enums as signed, avoid using the AccessControl enum
|
|
LLVM_PREFERRED_TYPE(AccessControl)
|
|
unsigned DeclAccess : 3;
|
|
LLVM_PREFERRED_TYPE(bool)
|
|
unsigned Synthesized : 1;
|
|
};
|
|
|
|
/// Represents a field declaration created by an \@defs(...).
|
|
class ObjCAtDefsFieldDecl : public FieldDecl {
|
|
ObjCAtDefsFieldDecl(DeclContext *DC, SourceLocation StartLoc,
|
|
SourceLocation IdLoc, IdentifierInfo *Id,
|
|
QualType T, Expr *BW)
|
|
: FieldDecl(ObjCAtDefsField, DC, StartLoc, IdLoc, Id, T,
|
|
/*TInfo=*/nullptr, // FIXME: Do ObjCAtDefs have declarators ?
|
|
BW, /*Mutable=*/false, /*HasInit=*/ICIS_NoInit) {}
|
|
|
|
void anchor() override;
|
|
|
|
public:
|
|
static ObjCAtDefsFieldDecl *Create(ASTContext &C, DeclContext *DC,
|
|
SourceLocation StartLoc,
|
|
SourceLocation IdLoc, IdentifierInfo *Id,
|
|
QualType T, Expr *BW);
|
|
|
|
static ObjCAtDefsFieldDecl *CreateDeserialized(ASTContext &C,
|
|
GlobalDeclID ID);
|
|
|
|
// Implement isa/cast/dyncast/etc.
|
|
static bool classof(const Decl *D) { return classofKind(D->getKind()); }
|
|
static bool classofKind(Kind K) { return K == ObjCAtDefsField; }
|
|
};
|
|
|
|
/// Represents an Objective-C protocol declaration.
|
|
///
|
|
/// Objective-C protocols declare a pure abstract type (i.e., no instance
|
|
/// variables are permitted). Protocols originally drew inspiration from
|
|
/// C++ pure virtual functions (a C++ feature with nice semantics and lousy
|
|
/// syntax:-). Here is an example:
|
|
///
|
|
/// \code
|
|
/// \@protocol NSDraggingInfo <refproto1, refproto2>
|
|
/// - (NSWindow *)draggingDestinationWindow;
|
|
/// - (NSImage *)draggedImage;
|
|
/// \@end
|
|
/// \endcode
|
|
///
|
|
/// This says that NSDraggingInfo requires two methods and requires everything
|
|
/// that the two "referenced protocols" 'refproto1' and 'refproto2' require as
|
|
/// well.
|
|
///
|
|
/// \code
|
|
/// \@interface ImplementsNSDraggingInfo : NSObject \<NSDraggingInfo>
|
|
/// \@end
|
|
/// \endcode
|
|
///
|
|
/// ObjC protocols inspired Java interfaces. Unlike Java, ObjC classes and
|
|
/// protocols are in distinct namespaces. For example, Cocoa defines both
|
|
/// an NSObject protocol and class (which isn't allowed in Java). As a result,
|
|
/// protocols are referenced using angle brackets as follows:
|
|
///
|
|
/// id \<NSDraggingInfo> anyObjectThatImplementsNSDraggingInfo;
|
|
class ObjCProtocolDecl : public ObjCContainerDecl,
|
|
public Redeclarable<ObjCProtocolDecl> {
|
|
struct DefinitionData {
|
|
// The declaration that defines this protocol.
|
|
ObjCProtocolDecl *Definition;
|
|
|
|
/// Referenced protocols
|
|
ObjCProtocolList ReferencedProtocols;
|
|
|
|
/// Tracks whether a ODR hash has been computed for this protocol.
|
|
LLVM_PREFERRED_TYPE(bool)
|
|
unsigned HasODRHash : 1;
|
|
|
|
/// A hash of parts of the class to help in ODR checking.
|
|
unsigned ODRHash = 0;
|
|
};
|
|
|
|
/// Contains a pointer to the data associated with this class,
|
|
/// which will be NULL if this class has not yet been defined.
|
|
///
|
|
/// The bit indicates when we don't need to check for out-of-date
|
|
/// declarations. It will be set unless modules are enabled.
|
|
llvm::PointerIntPair<DefinitionData *, 1, bool> Data;
|
|
|
|
ObjCProtocolDecl(ASTContext &C, DeclContext *DC, IdentifierInfo *Id,
|
|
SourceLocation nameLoc, SourceLocation atStartLoc,
|
|
ObjCProtocolDecl *PrevDecl);
|
|
|
|
void anchor() override;
|
|
|
|
DefinitionData &data() const {
|
|
assert(Data.getPointer() && "Objective-C protocol has no definition!");
|
|
return *Data.getPointer();
|
|
}
|
|
|
|
void allocateDefinitionData();
|
|
|
|
using redeclarable_base = Redeclarable<ObjCProtocolDecl>;
|
|
|
|
ObjCProtocolDecl *getNextRedeclarationImpl() override {
|
|
return getNextRedeclaration();
|
|
}
|
|
|
|
ObjCProtocolDecl *getPreviousDeclImpl() override {
|
|
return getPreviousDecl();
|
|
}
|
|
|
|
ObjCProtocolDecl *getMostRecentDeclImpl() override {
|
|
return getMostRecentDecl();
|
|
}
|
|
|
|
/// True if a valid hash is stored in ODRHash.
|
|
bool hasODRHash() const;
|
|
void setHasODRHash(bool HasHash);
|
|
|
|
public:
|
|
friend class ASTDeclMerger;
|
|
friend class ASTDeclReader;
|
|
friend class ASTDeclWriter;
|
|
friend class ASTReader;
|
|
friend class ODRDiagsEmitter;
|
|
|
|
static ObjCProtocolDecl *Create(ASTContext &C, DeclContext *DC,
|
|
IdentifierInfo *Id,
|
|
SourceLocation nameLoc,
|
|
SourceLocation atStartLoc,
|
|
ObjCProtocolDecl *PrevDecl);
|
|
|
|
static ObjCProtocolDecl *CreateDeserialized(ASTContext &C, GlobalDeclID ID);
|
|
|
|
const ObjCProtocolList &getReferencedProtocols() const {
|
|
assert(hasDefinition() && "No definition available!");
|
|
return data().ReferencedProtocols;
|
|
}
|
|
|
|
using protocol_iterator = ObjCProtocolList::iterator;
|
|
using protocol_range = llvm::iterator_range<protocol_iterator>;
|
|
|
|
protocol_range protocols() const {
|
|
return protocol_range(protocol_begin(), protocol_end());
|
|
}
|
|
|
|
protocol_iterator protocol_begin() const {
|
|
if (!hasDefinition())
|
|
return protocol_iterator();
|
|
|
|
return data().ReferencedProtocols.begin();
|
|
}
|
|
|
|
protocol_iterator protocol_end() const {
|
|
if (!hasDefinition())
|
|
return protocol_iterator();
|
|
|
|
return data().ReferencedProtocols.end();
|
|
}
|
|
|
|
using protocol_loc_iterator = ObjCProtocolList::loc_iterator;
|
|
using protocol_loc_range = llvm::iterator_range<protocol_loc_iterator>;
|
|
|
|
protocol_loc_range protocol_locs() const {
|
|
return protocol_loc_range(protocol_loc_begin(), protocol_loc_end());
|
|
}
|
|
|
|
protocol_loc_iterator protocol_loc_begin() const {
|
|
if (!hasDefinition())
|
|
return protocol_loc_iterator();
|
|
|
|
return data().ReferencedProtocols.loc_begin();
|
|
}
|
|
|
|
protocol_loc_iterator protocol_loc_end() const {
|
|
if (!hasDefinition())
|
|
return protocol_loc_iterator();
|
|
|
|
return data().ReferencedProtocols.loc_end();
|
|
}
|
|
|
|
unsigned protocol_size() const {
|
|
if (!hasDefinition())
|
|
return 0;
|
|
|
|
return data().ReferencedProtocols.size();
|
|
}
|
|
|
|
/// setProtocolList - Set the list of protocols that this interface
|
|
/// implements.
|
|
void setProtocolList(ObjCProtocolDecl *const*List, unsigned Num,
|
|
const SourceLocation *Locs, ASTContext &C) {
|
|
assert(hasDefinition() && "Protocol is not defined");
|
|
data().ReferencedProtocols.set(List, Num, Locs, C);
|
|
}
|
|
|
|
/// This is true iff the protocol is tagged with the
|
|
/// `objc_non_runtime_protocol` attribute.
|
|
bool isNonRuntimeProtocol() const;
|
|
|
|
/// Get the set of all protocols implied by this protocols inheritance
|
|
/// hierarchy.
|
|
void getImpliedProtocols(llvm::DenseSet<const ObjCProtocolDecl *> &IPs) const;
|
|
|
|
ObjCProtocolDecl *lookupProtocolNamed(IdentifierInfo *PName);
|
|
|
|
// Lookup a method. First, we search locally. If a method isn't
|
|
// found, we search referenced protocols and class categories.
|
|
ObjCMethodDecl *lookupMethod(Selector Sel, bool isInstance) const;
|
|
|
|
ObjCMethodDecl *lookupInstanceMethod(Selector Sel) const {
|
|
return lookupMethod(Sel, true/*isInstance*/);
|
|
}
|
|
|
|
ObjCMethodDecl *lookupClassMethod(Selector Sel) const {
|
|
return lookupMethod(Sel, false/*isInstance*/);
|
|
}
|
|
|
|
/// Determine whether this protocol has a definition.
|
|
bool hasDefinition() const {
|
|
// If the name of this protocol is out-of-date, bring it up-to-date, which
|
|
// might bring in a definition.
|
|
// Note: a null value indicates that we don't have a definition and that
|
|
// modules are enabled.
|
|
if (!Data.getOpaqueValue())
|
|
getMostRecentDecl();
|
|
|
|
return Data.getPointer();
|
|
}
|
|
|
|
/// Retrieve the definition of this protocol, if any.
|
|
ObjCProtocolDecl *getDefinition() {
|
|
return hasDefinition()? Data.getPointer()->Definition : nullptr;
|
|
}
|
|
|
|
/// Retrieve the definition of this protocol, if any.
|
|
const ObjCProtocolDecl *getDefinition() const {
|
|
return hasDefinition()? Data.getPointer()->Definition : nullptr;
|
|
}
|
|
|
|
/// Determine whether this particular declaration is also the
|
|
/// definition.
|
|
bool isThisDeclarationADefinition() const {
|
|
return getDefinition() == this;
|
|
}
|
|
|
|
/// Starts the definition of this Objective-C protocol.
|
|
void startDefinition();
|
|
|
|
/// Starts the definition without sharing it with other redeclarations.
|
|
/// Such definition shouldn't be used for anything but only to compare if
|
|
/// a duplicate is compatible with previous definition or if it is
|
|
/// a distinct duplicate.
|
|
void startDuplicateDefinitionForComparison();
|
|
void mergeDuplicateDefinitionWithCommon(const ObjCProtocolDecl *Definition);
|
|
|
|
/// Produce a name to be used for protocol's metadata. It comes either via
|
|
/// objc_runtime_name attribute or protocol name.
|
|
StringRef getObjCRuntimeNameAsString() const;
|
|
|
|
SourceRange getSourceRange() const override LLVM_READONLY {
|
|
if (isThisDeclarationADefinition())
|
|
return ObjCContainerDecl::getSourceRange();
|
|
|
|
return SourceRange(getAtStartLoc(), getLocation());
|
|
}
|
|
|
|
using redecl_range = redeclarable_base::redecl_range;
|
|
using redecl_iterator = redeclarable_base::redecl_iterator;
|
|
|
|
using redeclarable_base::redecls_begin;
|
|
using redeclarable_base::redecls_end;
|
|
using redeclarable_base::redecls;
|
|
using redeclarable_base::getPreviousDecl;
|
|
using redeclarable_base::getMostRecentDecl;
|
|
using redeclarable_base::isFirstDecl;
|
|
|
|
/// Retrieves the canonical declaration of this Objective-C protocol.
|
|
ObjCProtocolDecl *getCanonicalDecl() override { return getFirstDecl(); }
|
|
const ObjCProtocolDecl *getCanonicalDecl() const { return getFirstDecl(); }
|
|
|
|
void collectPropertiesToImplement(PropertyMap &PM) const override;
|
|
|
|
void collectInheritedProtocolProperties(const ObjCPropertyDecl *Property,
|
|
ProtocolPropertySet &PS,
|
|
PropertyDeclOrder &PO) const;
|
|
|
|
/// Get precomputed ODRHash or add a new one.
|
|
unsigned getODRHash();
|
|
|
|
static bool classof(const Decl *D) { return classofKind(D->getKind()); }
|
|
static bool classofKind(Kind K) { return K == ObjCProtocol; }
|
|
};
|
|
|
|
/// ObjCCategoryDecl - Represents a category declaration. A category allows
|
|
/// you to add methods to an existing class (without subclassing or modifying
|
|
/// the original class interface or implementation:-). Categories don't allow
|
|
/// you to add instance data. The following example adds "myMethod" to all
|
|
/// NSView's within a process:
|
|
///
|
|
/// \@interface NSView (MyViewMethods)
|
|
/// - myMethod;
|
|
/// \@end
|
|
///
|
|
/// Categories also allow you to split the implementation of a class across
|
|
/// several files (a feature more naturally supported in C++).
|
|
///
|
|
/// Categories were originally inspired by dynamic languages such as Common
|
|
/// Lisp and Smalltalk. More traditional class-based languages (C++, Java)
|
|
/// don't support this level of dynamism, which is both powerful and dangerous.
|
|
class ObjCCategoryDecl : public ObjCContainerDecl {
|
|
/// Interface belonging to this category
|
|
ObjCInterfaceDecl *ClassInterface;
|
|
|
|
/// The type parameters associated with this category, if any.
|
|
ObjCTypeParamList *TypeParamList = nullptr;
|
|
|
|
/// referenced protocols in this category.
|
|
ObjCProtocolList ReferencedProtocols;
|
|
|
|
/// Next category belonging to this class.
|
|
/// FIXME: this should not be a singly-linked list. Move storage elsewhere.
|
|
ObjCCategoryDecl *NextClassCategory = nullptr;
|
|
|
|
/// The location of the category name in this declaration.
|
|
SourceLocation CategoryNameLoc;
|
|
|
|
/// class extension may have private ivars.
|
|
SourceLocation IvarLBraceLoc;
|
|
SourceLocation IvarRBraceLoc;
|
|
|
|
ObjCCategoryDecl(DeclContext *DC, SourceLocation AtLoc,
|
|
SourceLocation ClassNameLoc, SourceLocation CategoryNameLoc,
|
|
const IdentifierInfo *Id, ObjCInterfaceDecl *IDecl,
|
|
ObjCTypeParamList *typeParamList,
|
|
SourceLocation IvarLBraceLoc = SourceLocation(),
|
|
SourceLocation IvarRBraceLoc = SourceLocation());
|
|
|
|
void anchor() override;
|
|
|
|
public:
|
|
friend class ASTDeclReader;
|
|
friend class ASTDeclWriter;
|
|
|
|
static ObjCCategoryDecl *
|
|
Create(ASTContext &C, DeclContext *DC, SourceLocation AtLoc,
|
|
SourceLocation ClassNameLoc, SourceLocation CategoryNameLoc,
|
|
const IdentifierInfo *Id, ObjCInterfaceDecl *IDecl,
|
|
ObjCTypeParamList *typeParamList,
|
|
SourceLocation IvarLBraceLoc = SourceLocation(),
|
|
SourceLocation IvarRBraceLoc = SourceLocation());
|
|
static ObjCCategoryDecl *CreateDeserialized(ASTContext &C, GlobalDeclID ID);
|
|
|
|
ObjCInterfaceDecl *getClassInterface() { return ClassInterface; }
|
|
const ObjCInterfaceDecl *getClassInterface() const { return ClassInterface; }
|
|
|
|
/// Retrieve the type parameter list associated with this category or
|
|
/// extension.
|
|
ObjCTypeParamList *getTypeParamList() const { return TypeParamList; }
|
|
|
|
/// Set the type parameters of this category.
|
|
///
|
|
/// This function is used by the AST importer, which must import the type
|
|
/// parameters after creating their DeclContext to avoid loops.
|
|
void setTypeParamList(ObjCTypeParamList *TPL);
|
|
|
|
|
|
ObjCCategoryImplDecl *getImplementation() const;
|
|
void setImplementation(ObjCCategoryImplDecl *ImplD);
|
|
|
|
/// setProtocolList - Set the list of protocols that this interface
|
|
/// implements.
|
|
void setProtocolList(ObjCProtocolDecl *const*List, unsigned Num,
|
|
const SourceLocation *Locs, ASTContext &C) {
|
|
ReferencedProtocols.set(List, Num, Locs, C);
|
|
}
|
|
|
|
const ObjCProtocolList &getReferencedProtocols() const {
|
|
return ReferencedProtocols;
|
|
}
|
|
|
|
using protocol_iterator = ObjCProtocolList::iterator;
|
|
using protocol_range = llvm::iterator_range<protocol_iterator>;
|
|
|
|
protocol_range protocols() const {
|
|
return protocol_range(protocol_begin(), protocol_end());
|
|
}
|
|
|
|
protocol_iterator protocol_begin() const {
|
|
return ReferencedProtocols.begin();
|
|
}
|
|
|
|
protocol_iterator protocol_end() const { return ReferencedProtocols.end(); }
|
|
unsigned protocol_size() const { return ReferencedProtocols.size(); }
|
|
|
|
using protocol_loc_iterator = ObjCProtocolList::loc_iterator;
|
|
using protocol_loc_range = llvm::iterator_range<protocol_loc_iterator>;
|
|
|
|
protocol_loc_range protocol_locs() const {
|
|
return protocol_loc_range(protocol_loc_begin(), protocol_loc_end());
|
|
}
|
|
|
|
protocol_loc_iterator protocol_loc_begin() const {
|
|
return ReferencedProtocols.loc_begin();
|
|
}
|
|
|
|
protocol_loc_iterator protocol_loc_end() const {
|
|
return ReferencedProtocols.loc_end();
|
|
}
|
|
|
|
ObjCCategoryDecl *getNextClassCategory() const { return NextClassCategory; }
|
|
|
|
/// Retrieve the pointer to the next stored category (or extension),
|
|
/// which may be hidden.
|
|
ObjCCategoryDecl *getNextClassCategoryRaw() const {
|
|
return NextClassCategory;
|
|
}
|
|
|
|
bool IsClassExtension() const { return getIdentifier() == nullptr; }
|
|
|
|
using ivar_iterator = specific_decl_iterator<ObjCIvarDecl>;
|
|
using ivar_range = llvm::iterator_range<specific_decl_iterator<ObjCIvarDecl>>;
|
|
|
|
ivar_range ivars() const { return ivar_range(ivar_begin(), ivar_end()); }
|
|
|
|
ivar_iterator ivar_begin() const {
|
|
return ivar_iterator(decls_begin());
|
|
}
|
|
|
|
ivar_iterator ivar_end() const {
|
|
return ivar_iterator(decls_end());
|
|
}
|
|
|
|
unsigned ivar_size() const {
|
|
return std::distance(ivar_begin(), ivar_end());
|
|
}
|
|
|
|
bool ivar_empty() const {
|
|
return ivar_begin() == ivar_end();
|
|
}
|
|
|
|
SourceLocation getCategoryNameLoc() const { return CategoryNameLoc; }
|
|
void setCategoryNameLoc(SourceLocation Loc) { CategoryNameLoc = Loc; }
|
|
|
|
void setIvarLBraceLoc(SourceLocation Loc) { IvarLBraceLoc = Loc; }
|
|
SourceLocation getIvarLBraceLoc() const { return IvarLBraceLoc; }
|
|
void setIvarRBraceLoc(SourceLocation Loc) { IvarRBraceLoc = Loc; }
|
|
SourceLocation getIvarRBraceLoc() const { return IvarRBraceLoc; }
|
|
|
|
static bool classof(const Decl *D) { return classofKind(D->getKind()); }
|
|
static bool classofKind(Kind K) { return K == ObjCCategory; }
|
|
};
|
|
|
|
class ObjCImplDecl : public ObjCContainerDecl {
|
|
/// Class interface for this class/category implementation
|
|
ObjCInterfaceDecl *ClassInterface;
|
|
|
|
void anchor() override;
|
|
|
|
protected:
|
|
ObjCImplDecl(Kind DK, DeclContext *DC, ObjCInterfaceDecl *classInterface,
|
|
const IdentifierInfo *Id, SourceLocation nameLoc,
|
|
SourceLocation atStartLoc)
|
|
: ObjCContainerDecl(DK, DC, Id, nameLoc, atStartLoc),
|
|
ClassInterface(classInterface) {}
|
|
|
|
public:
|
|
const ObjCInterfaceDecl *getClassInterface() const { return ClassInterface; }
|
|
ObjCInterfaceDecl *getClassInterface() { return ClassInterface; }
|
|
void setClassInterface(ObjCInterfaceDecl *IFace);
|
|
|
|
void addInstanceMethod(ObjCMethodDecl *method) {
|
|
// FIXME: Context should be set correctly before we get here.
|
|
method->setLexicalDeclContext(this);
|
|
addDecl(method);
|
|
}
|
|
|
|
void addClassMethod(ObjCMethodDecl *method) {
|
|
// FIXME: Context should be set correctly before we get here.
|
|
method->setLexicalDeclContext(this);
|
|
addDecl(method);
|
|
}
|
|
|
|
void addPropertyImplementation(ObjCPropertyImplDecl *property);
|
|
|
|
ObjCPropertyImplDecl *FindPropertyImplDecl(IdentifierInfo *propertyId,
|
|
ObjCPropertyQueryKind queryKind) const;
|
|
ObjCPropertyImplDecl *FindPropertyImplIvarDecl(IdentifierInfo *ivarId) const;
|
|
|
|
// Iterator access to properties.
|
|
using propimpl_iterator = specific_decl_iterator<ObjCPropertyImplDecl>;
|
|
using propimpl_range =
|
|
llvm::iterator_range<specific_decl_iterator<ObjCPropertyImplDecl>>;
|
|
|
|
propimpl_range property_impls() const {
|
|
return propimpl_range(propimpl_begin(), propimpl_end());
|
|
}
|
|
|
|
propimpl_iterator propimpl_begin() const {
|
|
return propimpl_iterator(decls_begin());
|
|
}
|
|
|
|
propimpl_iterator propimpl_end() const {
|
|
return propimpl_iterator(decls_end());
|
|
}
|
|
|
|
static bool classof(const Decl *D) { return classofKind(D->getKind()); }
|
|
|
|
static bool classofKind(Kind K) {
|
|
return K >= firstObjCImpl && K <= lastObjCImpl;
|
|
}
|
|
};
|
|
|
|
/// ObjCCategoryImplDecl - An object of this class encapsulates a category
|
|
/// \@implementation declaration. If a category class has declaration of a
|
|
/// property, its implementation must be specified in the category's
|
|
/// \@implementation declaration. Example:
|
|
/// \@interface I \@end
|
|
/// \@interface I(CATEGORY)
|
|
/// \@property int p1, d1;
|
|
/// \@end
|
|
/// \@implementation I(CATEGORY)
|
|
/// \@dynamic p1,d1;
|
|
/// \@end
|
|
///
|
|
/// ObjCCategoryImplDecl
|
|
class ObjCCategoryImplDecl : public ObjCImplDecl {
|
|
// Category name location
|
|
SourceLocation CategoryNameLoc;
|
|
|
|
ObjCCategoryImplDecl(DeclContext *DC, const IdentifierInfo *Id,
|
|
ObjCInterfaceDecl *classInterface,
|
|
SourceLocation nameLoc, SourceLocation atStartLoc,
|
|
SourceLocation CategoryNameLoc)
|
|
: ObjCImplDecl(ObjCCategoryImpl, DC, classInterface, Id, nameLoc,
|
|
atStartLoc),
|
|
CategoryNameLoc(CategoryNameLoc) {}
|
|
|
|
void anchor() override;
|
|
|
|
public:
|
|
friend class ASTDeclReader;
|
|
friend class ASTDeclWriter;
|
|
|
|
static ObjCCategoryImplDecl *
|
|
Create(ASTContext &C, DeclContext *DC, const IdentifierInfo *Id,
|
|
ObjCInterfaceDecl *classInterface, SourceLocation nameLoc,
|
|
SourceLocation atStartLoc, SourceLocation CategoryNameLoc);
|
|
static ObjCCategoryImplDecl *CreateDeserialized(ASTContext &C,
|
|
GlobalDeclID ID);
|
|
|
|
ObjCCategoryDecl *getCategoryDecl() const;
|
|
|
|
SourceLocation getCategoryNameLoc() const { return CategoryNameLoc; }
|
|
|
|
static bool classof(const Decl *D) { return classofKind(D->getKind()); }
|
|
static bool classofKind(Kind K) { return K == ObjCCategoryImpl;}
|
|
};
|
|
|
|
raw_ostream &operator<<(raw_ostream &OS, const ObjCCategoryImplDecl &CID);
|
|
|
|
/// ObjCImplementationDecl - Represents a class definition - this is where
|
|
/// method definitions are specified. For example:
|
|
///
|
|
/// @code
|
|
/// \@implementation MyClass
|
|
/// - (void)myMethod { /* do something */ }
|
|
/// \@end
|
|
/// @endcode
|
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///
|
|
/// In a non-fragile runtime, instance variables can appear in the class
|
|
/// interface, class extensions (nameless categories), and in the implementation
|
|
/// itself, as well as being synthesized as backing storage for properties.
|
|
///
|
|
/// In a fragile runtime, instance variables are specified in the class
|
|
/// interface, \em not in the implementation. Nevertheless (for legacy reasons),
|
|
/// we allow instance variables to be specified in the implementation. When
|
|
/// specified, they need to be \em identical to the interface.
|
|
class ObjCImplementationDecl : public ObjCImplDecl {
|
|
/// Implementation Class's super class.
|
|
ObjCInterfaceDecl *SuperClass;
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|
SourceLocation SuperLoc;
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|
|
|
/// \@implementation may have private ivars.
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|
SourceLocation IvarLBraceLoc;
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|
SourceLocation IvarRBraceLoc;
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|
|
|
/// Support for ivar initialization.
|
|
/// The arguments used to initialize the ivars
|
|
LazyCXXCtorInitializersPtr IvarInitializers;
|
|
unsigned NumIvarInitializers = 0;
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|
|
|
/// Do the ivars of this class require initialization other than
|
|
/// zero-initialization?
|
|
LLVM_PREFERRED_TYPE(bool)
|
|
bool HasNonZeroConstructors : 1;
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|
|
|
/// Do the ivars of this class require non-trivial destruction?
|
|
LLVM_PREFERRED_TYPE(bool)
|
|
bool HasDestructors : 1;
|
|
|
|
ObjCImplementationDecl(DeclContext *DC,
|
|
ObjCInterfaceDecl *classInterface,
|
|
ObjCInterfaceDecl *superDecl,
|
|
SourceLocation nameLoc, SourceLocation atStartLoc,
|
|
SourceLocation superLoc = SourceLocation(),
|
|
SourceLocation IvarLBraceLoc=SourceLocation(),
|
|
SourceLocation IvarRBraceLoc=SourceLocation())
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: ObjCImplDecl(ObjCImplementation, DC, classInterface,
|
|
classInterface ? classInterface->getIdentifier()
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: nullptr,
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|
nameLoc, atStartLoc),
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|
SuperClass(superDecl), SuperLoc(superLoc),
|
|
IvarLBraceLoc(IvarLBraceLoc), IvarRBraceLoc(IvarRBraceLoc),
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|
HasNonZeroConstructors(false), HasDestructors(false) {}
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|
|
|
void anchor() override;
|
|
|
|
public:
|
|
friend class ASTDeclReader;
|
|
friend class ASTDeclWriter;
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|
|
|
static ObjCImplementationDecl *Create(ASTContext &C, DeclContext *DC,
|
|
ObjCInterfaceDecl *classInterface,
|
|
ObjCInterfaceDecl *superDecl,
|
|
SourceLocation nameLoc,
|
|
SourceLocation atStartLoc,
|
|
SourceLocation superLoc = SourceLocation(),
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|
SourceLocation IvarLBraceLoc=SourceLocation(),
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|
SourceLocation IvarRBraceLoc=SourceLocation());
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|
|
|
static ObjCImplementationDecl *CreateDeserialized(ASTContext &C,
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|
GlobalDeclID ID);
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|
|
|
/// init_iterator - Iterates through the ivar initializer list.
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|
using init_iterator = CXXCtorInitializer **;
|
|
|
|
/// init_const_iterator - Iterates through the ivar initializer list.
|
|
using init_const_iterator = CXXCtorInitializer * const *;
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|
|
|
using init_range = llvm::iterator_range<init_iterator>;
|
|
using init_const_range = llvm::iterator_range<init_const_iterator>;
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|
|
|
init_range inits() { return init_range(init_begin(), init_end()); }
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|
|
|
init_const_range inits() const {
|
|
return init_const_range(init_begin(), init_end());
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|
}
|
|
|
|
/// init_begin() - Retrieve an iterator to the first initializer.
|
|
init_iterator init_begin() {
|
|
const auto *ConstThis = this;
|
|
return const_cast<init_iterator>(ConstThis->init_begin());
|
|
}
|
|
|
|
/// begin() - Retrieve an iterator to the first initializer.
|
|
init_const_iterator init_begin() const;
|
|
|
|
/// init_end() - Retrieve an iterator past the last initializer.
|
|
init_iterator init_end() {
|
|
return init_begin() + NumIvarInitializers;
|
|
}
|
|
|
|
/// end() - Retrieve an iterator past the last initializer.
|
|
init_const_iterator init_end() const {
|
|
return init_begin() + NumIvarInitializers;
|
|
}
|
|
|
|
/// getNumArgs - Number of ivars which must be initialized.
|
|
unsigned getNumIvarInitializers() const {
|
|
return NumIvarInitializers;
|
|
}
|
|
|
|
void setNumIvarInitializers(unsigned numNumIvarInitializers) {
|
|
NumIvarInitializers = numNumIvarInitializers;
|
|
}
|
|
|
|
void setIvarInitializers(ASTContext &C,
|
|
CXXCtorInitializer ** initializers,
|
|
unsigned numInitializers);
|
|
|
|
/// 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.
|
|
IdentifierInfo *getIdentifier() const {
|
|
return getClassInterface()->getIdentifier();
|
|
}
|
|
|
|
/// getName - Get the name of identifier for the class interface associated
|
|
/// with this implementation as a StringRef.
|
|
//
|
|
// FIXME: This is a bad API, we are hiding NamedDecl::getName with a different
|
|
// meaning.
|
|
StringRef getName() const {
|
|
assert(getIdentifier() && "Name is not a simple identifier");
|
|
return getIdentifier()->getName();
|
|
}
|
|
|
|
/// Get the name of the class associated with this interface.
|
|
//
|
|
// FIXME: Move to StringRef API.
|
|
std::string getNameAsString() const { return std::string(getName()); }
|
|
|
|
/// Produce a name to be used for class's metadata. It comes either via
|
|
/// class's objc_runtime_name attribute or class name.
|
|
StringRef getObjCRuntimeNameAsString() const;
|
|
|
|
const ObjCInterfaceDecl *getSuperClass() const { return SuperClass; }
|
|
ObjCInterfaceDecl *getSuperClass() { return SuperClass; }
|
|
SourceLocation getSuperClassLoc() const { return SuperLoc; }
|
|
|
|
void setSuperClass(ObjCInterfaceDecl * superCls) { SuperClass = superCls; }
|
|
|
|
void setIvarLBraceLoc(SourceLocation Loc) { IvarLBraceLoc = Loc; }
|
|
SourceLocation getIvarLBraceLoc() const { return IvarLBraceLoc; }
|
|
void setIvarRBraceLoc(SourceLocation Loc) { IvarRBraceLoc = Loc; }
|
|
SourceLocation getIvarRBraceLoc() const { return IvarRBraceLoc; }
|
|
|
|
using ivar_iterator = specific_decl_iterator<ObjCIvarDecl>;
|
|
using ivar_range = llvm::iterator_range<specific_decl_iterator<ObjCIvarDecl>>;
|
|
|
|
ivar_range ivars() const { return ivar_range(ivar_begin(), ivar_end()); }
|
|
|
|
ivar_iterator ivar_begin() const {
|
|
return ivar_iterator(decls_begin());
|
|
}
|
|
|
|
ivar_iterator ivar_end() const {
|
|
return ivar_iterator(decls_end());
|
|
}
|
|
|
|
unsigned ivar_size() const {
|
|
return std::distance(ivar_begin(), ivar_end());
|
|
}
|
|
|
|
bool ivar_empty() const {
|
|
return ivar_begin() == ivar_end();
|
|
}
|
|
|
|
static bool classof(const Decl *D) { return classofKind(D->getKind()); }
|
|
static bool classofKind(Kind K) { return K == ObjCImplementation; }
|
|
};
|
|
|
|
raw_ostream &operator<<(raw_ostream &OS, const ObjCImplementationDecl &ID);
|
|
|
|
/// ObjCCompatibleAliasDecl - Represents alias of a class. This alias is
|
|
/// declared as \@compatibility_alias alias class.
|
|
class ObjCCompatibleAliasDecl : public NamedDecl {
|
|
/// Class that this is an alias of.
|
|
ObjCInterfaceDecl *AliasedClass;
|
|
|
|
ObjCCompatibleAliasDecl(DeclContext *DC, SourceLocation L, IdentifierInfo *Id,
|
|
ObjCInterfaceDecl* aliasedClass)
|
|
: NamedDecl(ObjCCompatibleAlias, DC, L, Id), AliasedClass(aliasedClass) {}
|
|
|
|
void anchor() override;
|
|
|
|
public:
|
|
static ObjCCompatibleAliasDecl *Create(ASTContext &C, DeclContext *DC,
|
|
SourceLocation L, IdentifierInfo *Id,
|
|
ObjCInterfaceDecl* aliasedClass);
|
|
|
|
static ObjCCompatibleAliasDecl *CreateDeserialized(ASTContext &C,
|
|
GlobalDeclID ID);
|
|
|
|
const ObjCInterfaceDecl *getClassInterface() const { return AliasedClass; }
|
|
ObjCInterfaceDecl *getClassInterface() { return AliasedClass; }
|
|
void setClassInterface(ObjCInterfaceDecl *D) { AliasedClass = D; }
|
|
|
|
static bool classof(const Decl *D) { return classofKind(D->getKind()); }
|
|
static bool classofKind(Kind K) { return K == ObjCCompatibleAlias; }
|
|
};
|
|
|
|
/// ObjCPropertyImplDecl - Represents implementation declaration of a property
|
|
/// in a class or category implementation block. For example:
|
|
/// \@synthesize prop1 = ivar1;
|
|
///
|
|
class ObjCPropertyImplDecl : public Decl {
|
|
public:
|
|
enum Kind {
|
|
Synthesize,
|
|
Dynamic
|
|
};
|
|
|
|
private:
|
|
SourceLocation AtLoc; // location of \@synthesize or \@dynamic
|
|
|
|
/// For \@synthesize, the location of the ivar, if it was written in
|
|
/// the source code.
|
|
///
|
|
/// \code
|
|
/// \@synthesize int a = b
|
|
/// \endcode
|
|
SourceLocation IvarLoc;
|
|
|
|
/// Property declaration being implemented
|
|
ObjCPropertyDecl *PropertyDecl;
|
|
|
|
/// Null for \@dynamic. Required for \@synthesize.
|
|
ObjCIvarDecl *PropertyIvarDecl;
|
|
|
|
/// The getter's definition, which has an empty body if synthesized.
|
|
ObjCMethodDecl *GetterMethodDecl = nullptr;
|
|
/// The getter's definition, which has an empty body if synthesized.
|
|
ObjCMethodDecl *SetterMethodDecl = nullptr;
|
|
|
|
/// Null for \@dynamic. Non-null if property must be copy-constructed in
|
|
/// getter.
|
|
Expr *GetterCXXConstructor = nullptr;
|
|
|
|
/// Null for \@dynamic. Non-null if property has assignment operator to call
|
|
/// in Setter synthesis.
|
|
Expr *SetterCXXAssignment = nullptr;
|
|
|
|
ObjCPropertyImplDecl(DeclContext *DC, SourceLocation atLoc, SourceLocation L,
|
|
ObjCPropertyDecl *property,
|
|
Kind PK,
|
|
ObjCIvarDecl *ivarDecl,
|
|
SourceLocation ivarLoc)
|
|
: Decl(ObjCPropertyImpl, DC, L), AtLoc(atLoc),
|
|
IvarLoc(ivarLoc), PropertyDecl(property), PropertyIvarDecl(ivarDecl) {
|
|
assert(PK == Dynamic || PropertyIvarDecl);
|
|
}
|
|
|
|
public:
|
|
friend class ASTDeclReader;
|
|
|
|
static ObjCPropertyImplDecl *Create(ASTContext &C, DeclContext *DC,
|
|
SourceLocation atLoc, SourceLocation L,
|
|
ObjCPropertyDecl *property,
|
|
Kind PK,
|
|
ObjCIvarDecl *ivarDecl,
|
|
SourceLocation ivarLoc);
|
|
|
|
static ObjCPropertyImplDecl *CreateDeserialized(ASTContext &C,
|
|
GlobalDeclID ID);
|
|
|
|
SourceRange getSourceRange() const override LLVM_READONLY;
|
|
|
|
SourceLocation getBeginLoc() const LLVM_READONLY { return AtLoc; }
|
|
void setAtLoc(SourceLocation Loc) { AtLoc = Loc; }
|
|
|
|
ObjCPropertyDecl *getPropertyDecl() const {
|
|
return PropertyDecl;
|
|
}
|
|
void setPropertyDecl(ObjCPropertyDecl *Prop) { PropertyDecl = Prop; }
|
|
|
|
Kind getPropertyImplementation() const {
|
|
return PropertyIvarDecl ? Synthesize : Dynamic;
|
|
}
|
|
|
|
ObjCIvarDecl *getPropertyIvarDecl() const {
|
|
return PropertyIvarDecl;
|
|
}
|
|
SourceLocation getPropertyIvarDeclLoc() const { return IvarLoc; }
|
|
|
|
void setPropertyIvarDecl(ObjCIvarDecl *Ivar,
|
|
SourceLocation IvarLoc) {
|
|
PropertyIvarDecl = Ivar;
|
|
this->IvarLoc = IvarLoc;
|
|
}
|
|
|
|
/// For \@synthesize, returns true if an ivar name was explicitly
|
|
/// specified.
|
|
///
|
|
/// \code
|
|
/// \@synthesize int a = b; // true
|
|
/// \@synthesize int a; // false
|
|
/// \endcode
|
|
bool isIvarNameSpecified() const {
|
|
return IvarLoc.isValid() && IvarLoc != getLocation();
|
|
}
|
|
|
|
ObjCMethodDecl *getGetterMethodDecl() const { return GetterMethodDecl; }
|
|
void setGetterMethodDecl(ObjCMethodDecl *MD) { GetterMethodDecl = MD; }
|
|
|
|
ObjCMethodDecl *getSetterMethodDecl() const { return SetterMethodDecl; }
|
|
void setSetterMethodDecl(ObjCMethodDecl *MD) { SetterMethodDecl = MD; }
|
|
|
|
Expr *getGetterCXXConstructor() const {
|
|
return GetterCXXConstructor;
|
|
}
|
|
|
|
void setGetterCXXConstructor(Expr *getterCXXConstructor) {
|
|
GetterCXXConstructor = getterCXXConstructor;
|
|
}
|
|
|
|
Expr *getSetterCXXAssignment() const {
|
|
return SetterCXXAssignment;
|
|
}
|
|
|
|
void setSetterCXXAssignment(Expr *setterCXXAssignment) {
|
|
SetterCXXAssignment = setterCXXAssignment;
|
|
}
|
|
|
|
static bool classof(const Decl *D) { return classofKind(D->getKind()); }
|
|
static bool classofKind(Decl::Kind K) { return K == ObjCPropertyImpl; }
|
|
};
|
|
|
|
template<bool (*Filter)(ObjCCategoryDecl *)>
|
|
void
|
|
ObjCInterfaceDecl::filtered_category_iterator<Filter>::
|
|
findAcceptableCategory() {
|
|
while (Current && !Filter(Current))
|
|
Current = Current->getNextClassCategoryRaw();
|
|
}
|
|
|
|
template<bool (*Filter)(ObjCCategoryDecl *)>
|
|
inline ObjCInterfaceDecl::filtered_category_iterator<Filter> &
|
|
ObjCInterfaceDecl::filtered_category_iterator<Filter>::operator++() {
|
|
Current = Current->getNextClassCategoryRaw();
|
|
findAcceptableCategory();
|
|
return *this;
|
|
}
|
|
|
|
inline bool ObjCInterfaceDecl::isVisibleCategory(ObjCCategoryDecl *Cat) {
|
|
return !Cat->isInvalidDecl() && Cat->isUnconditionallyVisible();
|
|
}
|
|
|
|
inline bool ObjCInterfaceDecl::isVisibleExtension(ObjCCategoryDecl *Cat) {
|
|
return !Cat->isInvalidDecl() && Cat->IsClassExtension() &&
|
|
Cat->isUnconditionallyVisible();
|
|
}
|
|
|
|
inline bool ObjCInterfaceDecl::isKnownExtension(ObjCCategoryDecl *Cat) {
|
|
return !Cat->isInvalidDecl() && Cat->IsClassExtension();
|
|
}
|
|
|
|
} // namespace clang
|
|
|
|
#endif // LLVM_CLANG_AST_DECLOBJC_H
|