diff options
Diffstat (limited to 'libc/arch-x86/include/sys/atomics.h')
| -rw-r--r-- | libc/arch-x86/include/sys/atomics.h | 65 |
1 files changed, 0 insertions, 65 deletions
diff --git a/libc/arch-x86/include/sys/atomics.h b/libc/arch-x86/include/sys/atomics.h deleted file mode 100644 index 7aed3ae..0000000 --- a/libc/arch-x86/include/sys/atomics.h +++ /dev/null @@ -1,65 +0,0 @@ -/* - * Copyright (C) 2011 The Android Open Source Project - * All rights reserved. - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * * Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * * Redistributions in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in - * the documentation and/or other materials provided with the - * distribution. - * - * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS - * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT - * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS - * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE - * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, - * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, - * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS - * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED - * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, - * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT - * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF - * SUCH DAMAGE. - */ -#ifndef _SYS_ATOMICS_H -#define _SYS_ATOMICS_H - -#include <sys/cdefs.h> -#include <sys/time.h> - -__BEGIN_DECLS - -static inline __attribute__((always_inline)) int -__atomic_cmpxchg(int old, int _new, volatile int *ptr) -{ - return !__sync_bool_compare_and_swap (ptr, old, _new); -} - -static inline __attribute__((always_inline)) int -__atomic_swap(int _new, volatile int *ptr) -{ - return __sync_lock_test_and_set(ptr, _new); -} - -static inline __attribute__((always_inline)) int -__atomic_dec(volatile int *ptr) -{ - return __sync_fetch_and_sub (ptr, 1); -} - -static inline __attribute__((always_inline)) int -__atomic_inc(volatile int *ptr) -{ - return __sync_fetch_and_add (ptr, 1); -} - -int __futex_wait(volatile void *ftx, int val, const struct timespec *timeout); -int __futex_wake(volatile void *ftx, int count); - -__END_DECLS - -#endif /* _SYS_ATOMICS_H */ |
