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- /* Low-level functions for atomic operations. Stub version.
- Copyright (C) 1997,2001 Free Software Foundation, Inc.
- This file is part of the GNU C Library.
-
- The GNU C Library is free software; you can redistribute it and/or
- modify it under the terms of the GNU Lesser General Public
- License as published by the Free Software Foundation; either
- version 2.1 of the License, or (at your option) any later version.
-
- The GNU C Library is distributed in the hope that it will be useful,
- but WITHOUT ANY WARRANTY; without even the implied warranty of
- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- Lesser General Public License for more details.
-
- You should have received a copy of the GNU Lesser General Public
- License along with the GNU C Library; if not, write to the Free
- Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
- 02111-1307 USA. */
-
- #ifndef _ATOMICITY_H
- #define _ATOMICITY_H 1
-
- typedef int _Atomic_word;
-
- static inline _Atomic_word
- __attribute__ ((__unused__))
- __exchange_and_add (volatile _Atomic_word* mem, int val)
- {
- return __sync_fetch_and_add (mem, val);
- }
-
- static inline void
- __attribute__ ((__unused__))
- __atomic_add (volatile _Atomic_word* mem, int val)
- {
- __sync_add_and_fetch (mem, val);
- }
-
- #endif /* atomicity.h */
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