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	gcc/compiler.h
9  * @brief	GCC specific primitives for libmetal.
10  */
11 
12 #ifndef __METAL_GCC_COMPILER__H__
13 #define __METAL_GCC_COMPILER__H__
14 
15 #ifdef __cplusplus
16 extern "C" {
17 #endif
18 
19 #define restrict __restrict__
20 #define metal_align(n) __attribute__((aligned(n)))
21 #define metal_weak __attribute__((weak))
22 
23 #if defined(__STRICT_ANSI__)
24 #define metal_asm __asm__
25 #else
26 /*
27  * Even though __asm__ is always available in mainline GCC, we use asm in
28  * the non-strict modes for compatibility with other compilers that define
29  * __GNUC__
30  */
31 #define metal_asm asm
32 #endif
33 
34 #define METAL_PACKED_BEGIN
35 #define METAL_PACKED_END __attribute__((__packed__))
36 
37 #ifndef __deprecated
38 #define __deprecated	__attribute__((deprecated))
39 #endif
40 
41 #ifdef __cplusplus
42 }
43 #endif
44 
45 #endif /* __METAL_GCC_COMPILER__H__ */
46