1 /*
2  * Copyright (c) 2015, Xilinx Inc. and Contributors. All rights reserved.
3  *
4  * SPDX-License-Identifier: BSD-3-Clause
5  */
6 
7 /*
8  * @file	atomic.h
9  * @brief	Atomic primitives for libmetal.
10  */
11 
12 #ifndef __METAL_ATOMIC__H__
13 #define __METAL_ATOMIC__H__
14 
15 #include <metal/config.h>
16 
17 #if defined(HAVE_STDATOMIC_H) && !defined (__CC_ARM) && \
18     !defined(__STDC_NO_ATOMICS__) && !defined(__cplusplus)
19 
20 # include <stdatomic.h>
21 
22 #ifndef atomic_thread_fence
23 #define atomic_thread_fence(order)
24 #endif
25 
26 #elif defined(__GNUC__)
27 # include <metal/compiler/gcc/atomic.h>
28 #else
29 # include <metal/processor/arm/atomic.h>
30 #endif
31 
32 #endif /* __METAL_ATOMIC__H__ */
33