mirror of
https://github.com/darlinghq/darling.git
synced 2024-11-27 14:20:24 +00:00
67 lines
2.3 KiB
C
67 lines
2.3 KiB
C
/*
|
|
* Copyright (c) 2015 Apple Inc. All rights reserved.
|
|
*
|
|
* @APPLE_OSREFERENCE_LICENSE_HEADER_START@
|
|
*
|
|
* This file contains Original Code and/or Modifications of Original Code
|
|
* as defined in and that are subject to the Apple Public Source License
|
|
* Version 2.0 (the 'License'). You may not use this file except in
|
|
* compliance with the License. The rights granted to you under the License
|
|
* may not be used to create, or enable the creation or redistribution of,
|
|
* unlawful or unlicensed copies of an Apple operating system, or to
|
|
* circumvent, violate, or enable the circumvention or violation of, any
|
|
* terms of an Apple operating system software license agreement.
|
|
*
|
|
* Please obtain a copy of the License at
|
|
* http://www.opensource.apple.com/apsl/ and read it before using this file.
|
|
*
|
|
* The Original Code and all software distributed under the License are
|
|
* distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
|
|
* EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
|
|
* INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
|
|
* FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
|
|
* Please see the License for the specific language governing rights and
|
|
* limitations under the License.
|
|
*
|
|
* @APPLE_OSREFERENCE_LICENSE_HEADER_END@
|
|
*/
|
|
|
|
#ifndef _I386_ATOMIC_H_
|
|
#define _I386_ATOMIC_H_
|
|
|
|
#include <i386/smp.h>
|
|
|
|
#if __SMP__
|
|
|
|
#define memory_order_consume_smp memory_order_consume
|
|
#define memory_order_acquire_smp memory_order_acquire
|
|
#define memory_order_release_smp memory_order_release
|
|
#define memory_order_acq_rel_smp memory_order_acq_rel
|
|
#define memory_order_seq_cst_smp memory_order_seq_cst
|
|
|
|
#else
|
|
|
|
#define memory_order_consume_smp memory_order_relaxed
|
|
#define memory_order_acquire_smp memory_order_relaxed
|
|
#define memory_order_release_smp memory_order_relaxed
|
|
#define memory_order_acq_rel_smp memory_order_relaxed
|
|
#define memory_order_seq_cst_smp memory_order_relaxed
|
|
|
|
#endif
|
|
|
|
#ifdef ATOMIC_PRIVATE
|
|
|
|
static boolean_t
|
|
atomic_compare_exchange(uintptr_t *target, uintptr_t oldval, uintptr_t newval,
|
|
enum memory_order ord, boolean_t wait)
|
|
{
|
|
(void)wait;
|
|
return __c11_atomic_compare_exchange_strong((_Atomic uintptr_t *)target, &oldval, newval, ord, memory_order_relaxed);
|
|
}
|
|
|
|
#endif // ATOMIC_PRIVATE
|
|
|
|
|
|
#endif // _I386_ATOMIC_H_
|
|
|