clang  10.0.0svn
ObjCMethodList.h
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1 //===--- ObjCMethodList.h - A singly linked list of methods -----*- C++ -*-===//
2 //
3 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
4 // See https://llvm.org/LICENSE.txt for license information.
5 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
6 //
7 //===----------------------------------------------------------------------===//
8 //
9 // This file defines ObjCMethodList, a singly-linked list of methods.
10 //
11 //===----------------------------------------------------------------------===//
12 
13 #ifndef LLVM_CLANG_SEMA_OBJCMETHODLIST_H
14 #define LLVM_CLANG_SEMA_OBJCMETHODLIST_H
15 
16 #include "clang/AST/DeclObjC.h"
17 #include "llvm/ADT/PointerIntPair.h"
18 
19 namespace clang {
20 
21 class ObjCMethodDecl;
22 
23 /// a linked list of methods with the same selector name but different
24 /// signatures.
26  // NOTE: If you add any members to this struct, make sure to serialize them.
27  /// If there is more than one decl with this signature.
28  llvm::PointerIntPair<ObjCMethodDecl *, 1> MethodAndHasMoreThanOneDecl;
29  /// The next list object and 2 bits for extra info.
30  llvm::PointerIntPair<ObjCMethodList *, 2> NextAndExtraBits;
31 
34  : MethodAndHasMoreThanOneDecl(M, 0) {}
36  : MethodAndHasMoreThanOneDecl(L.MethodAndHasMoreThanOneDecl),
37  NextAndExtraBits(L.NextAndExtraBits) {}
38 
39  ObjCMethodList *getNext() const { return NextAndExtraBits.getPointer(); }
40  unsigned getBits() const { return NextAndExtraBits.getInt(); }
41  void setNext(ObjCMethodList *L) { NextAndExtraBits.setPointer(L); }
42  void setBits(unsigned B) { NextAndExtraBits.setInt(B); }
43 
45  return MethodAndHasMoreThanOneDecl.getPointer();
46  }
48  return MethodAndHasMoreThanOneDecl.setPointer(M);
49  }
50 
51  bool hasMoreThanOneDecl() const {
52  return MethodAndHasMoreThanOneDecl.getInt();
53  }
54  void setHasMoreThanOneDecl(bool B) {
55  return MethodAndHasMoreThanOneDecl.setInt(B);
56  }
57 };
58 
59 }
60 
61 #endif
ObjCMethodList(const ObjCMethodList &L)
unsigned getBits() const
void setHasMoreThanOneDecl(bool B)
ObjCMethodDecl * getMethod() const
ObjCMethodDecl - Represents an instance or class method declaration.
Definition: DeclObjC.h:138
ObjCMethodList(ObjCMethodDecl *M)
void setMethod(ObjCMethodDecl *M)
llvm::PointerIntPair< ObjCMethodList *, 2 > NextAndExtraBits
The next list object and 2 bits for extra info.
ObjCMethodList * getNext() const
llvm::PointerIntPair< ObjCMethodDecl *, 1 > MethodAndHasMoreThanOneDecl
If there is more than one decl with this signature.
Dataflow Directional Tag Classes.
void setNext(ObjCMethodList *L)
void setBits(unsigned B)
bool hasMoreThanOneDecl() const
a linked list of methods with the same selector name but different signatures.