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//===--- ObjCMethodList.h - A singly linked list of methods -----*- C++ -*-===//
//
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
// See https://llvm.org/LICENSE.txt for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
//
//===----------------------------------------------------------------------===//
//
// This file defines ObjCMethodList, a singly-linked list of methods.
//
//===----------------------------------------------------------------------===//
#ifndef LLVM_CLANG_SEMA_OBJCMETHODLIST_H
#define LLVM_CLANG_SEMA_OBJCMETHODLIST_H
#include "clang/AST/DeclObjC.h"
#include "llvm/ADT/PointerIntPair.h"
namespace clang {
class ObjCMethodDecl;
/// a linked list of methods with the same selector name but different
/// signatures.
struct ObjCMethodList {
// NOTE: If you add any members to this struct, make sure to serialize them.
/// If there is more than one decl with this signature.
llvm::PointerIntPair<ObjCMethodDecl *, 1> MethodAndHasMoreThanOneDecl;
/// The next list object and 2 bits for extra info.
llvm::PointerIntPair<ObjCMethodList *, 2> NextAndExtraBits;
ObjCMethodList() { }
ObjCMethodList(ObjCMethodDecl *M)
: MethodAndHasMoreThanOneDecl(M, 0) {}
ObjCMethodList(const ObjCMethodList &L)
: MethodAndHasMoreThanOneDecl(L.MethodAndHasMoreThanOneDecl),
NextAndExtraBits(L.NextAndExtraBits) {}
ObjCMethodList &operator=(const ObjCMethodList &L) {
MethodAndHasMoreThanOneDecl = L.MethodAndHasMoreThanOneDecl;
NextAndExtraBits = L.NextAndExtraBits;
return *this;
}
ObjCMethodList *getNext() const { return NextAndExtraBits.getPointer(); }
unsigned getBits() const { return NextAndExtraBits.getInt(); }
void setNext(ObjCMethodList *L) { NextAndExtraBits.setPointer(L); }
void setBits(unsigned B) { NextAndExtraBits.setInt(B); }
ObjCMethodDecl *getMethod() const {
return MethodAndHasMoreThanOneDecl.getPointer();
}
void setMethod(ObjCMethodDecl *M) {
return MethodAndHasMoreThanOneDecl.setPointer(M);
}
bool hasMoreThanOneDecl() const {
return MethodAndHasMoreThanOneDecl.getInt();
}
void setHasMoreThanOneDecl(bool B) {
return MethodAndHasMoreThanOneDecl.setInt(B);
}
};
}
#endif
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