clang  6.0.0svn
ObjCMethodList.h
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1 //===--- ObjCMethodList.h - A singly linked list of methods -----*- C++ -*-===//
2 //
3 // The LLVM Compiler Infrastructure
4 //
5 // This file is distributed under the University of Illinois Open Source
6 // License. See LICENSE.TXT for details.
7 //
8 //===----------------------------------------------------------------------===//
9 //
10 // This file defines ObjCMethodList, a singly-linked list of methods.
11 //
12 //===----------------------------------------------------------------------===//
13 
14 #ifndef LLVM_CLANG_SEMA_OBJCMETHODLIST_H
15 #define LLVM_CLANG_SEMA_OBJCMETHODLIST_H
16 
17 #include "clang/AST/DeclObjC.h"
18 #include "llvm/ADT/PointerIntPair.h"
19 
20 namespace clang {
21 
22 class ObjCMethodDecl;
23 
24 /// \brief a linked list of methods with the same selector name but different
25 /// signatures.
27  // NOTE: If you add any members to this struct, make sure to serialize them.
28  /// \brief If there is more than one decl with this signature.
29  llvm::PointerIntPair<ObjCMethodDecl *, 1> MethodAndHasMoreThanOneDecl;
30  /// \brief The next list object and 2 bits for extra info.
31  llvm::PointerIntPair<ObjCMethodList *, 2> NextAndExtraBits;
32 
35  : MethodAndHasMoreThanOneDecl(M, 0) {}
37  : MethodAndHasMoreThanOneDecl(L.MethodAndHasMoreThanOneDecl),
38  NextAndExtraBits(L.NextAndExtraBits) {}
39 
40  ObjCMethodList *getNext() const { return NextAndExtraBits.getPointer(); }
41  unsigned getBits() const { return NextAndExtraBits.getInt(); }
42  void setNext(ObjCMethodList *L) { NextAndExtraBits.setPointer(L); }
43  void setBits(unsigned B) { NextAndExtraBits.setInt(B); }
44 
46  return MethodAndHasMoreThanOneDecl.getPointer();
47  }
49  return MethodAndHasMoreThanOneDecl.setPointer(M);
50  }
51 
52  bool hasMoreThanOneDecl() const {
53  return MethodAndHasMoreThanOneDecl.getInt();
54  }
55  void setHasMoreThanOneDecl(bool B) {
56  return MethodAndHasMoreThanOneDecl.setInt(B);
57  }
58 };
59 
60 }
61 
62 #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:139
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.