kernel_liteos_a/kernel/include/los_toolchain.h

173 lines
4.7 KiB
C

/*
* Copyright (c) 2013-2019 Huawei Technologies Co., Ltd. All rights reserved.
* Copyright (c) 2020-2021 Huawei Device Co., Ltd. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without modification,
* are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice, this list of
* conditions and the following disclaimer.
*
* 2. 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.
*
* 3. Neither the name of the copyright holder nor the names of its contributors may be used
* to endorse or promote products derived from this software without specific prior written
* permission.
*
* 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 HOLDER 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.
*/
/**
* @defgroup los_toolchain
* @ingroup kernel
*/
#ifndef _LOS_TOOLCHAIN_H
#define _LOS_TOOLCHAIN_H
#if defined ( __ICCARM__ )
#include "iccarm_builtin.h"
#endif
#ifdef __cplusplus
#if __cplusplus
extern "C" {
#endif /* __cplusplus */
#endif /* __cplusplus */
/* for ARM Compiler */
#if defined ( __CC_ARM )
#ifndef ASM
#define ASM __asm
#endif
#ifndef INLINE
#define INLINE __inline
#endif
#ifndef STATIC_INLINE
#define STATIC_INLINE static __inline
#endif
#ifndef USED
#define USED __attribute__((used))
#endif
#ifndef WEAK
#define WEAK __attribute__((weak))
#endif
#ifndef CLZ
#define CLZ(value) (__clz(value))
#endif
#ifndef NORETURN
#define NORETURN __declspec(noreturn)
#endif
#ifndef DEPRECATED
#define DEPRECATED __attribute__((deprecated))
#endif
/* for IAR Compiler */
#elif defined ( __ICCARM__ )
#ifndef ASM
#define ASM __asm
#endif
#ifndef INLINE
#define INLINE inline
#endif
#ifndef STATIC_INLINE
#define STATIC_INLINE static inline
#endif
#ifndef USED
#define USED __root
#endif
#ifndef WEAK
#define WEAK __weak
#endif
#ifndef CLZ
#define CLZ(value) (__iar_builtin_CLZ(value))
#endif
#ifndef CTZ
#define CTZ(value) (__UNDEFINED(value))
#endif
#ifndef NORETURN
#define NORETURN __attribute__ ((__noreturn__))
#endif
#ifndef DEPRECATED
#define DEPRECATED __attribute__((deprecated))
#endif
/* for GNU Compiler */
#elif defined ( __GNUC__ )
#ifndef ASM
#define ASM __asm
#endif
#ifndef INLINE
#define INLINE __inline
#endif
#ifndef STATIC_INLINE
#define STATIC_INLINE static inline
#endif
#ifndef USED
#define USED __attribute__((used))
#endif
#ifndef WEAK
#define WEAK __attribute__((weak))
#endif
#ifndef CLZ
#define CLZ(value) (__builtin_clz(value))
#endif
#ifndef CTZ
#define CTZ(value) (__builtin_ctz(value))
#endif
#ifndef NORETURN
#define NORETURN __attribute__ ((__noreturn__))
#endif
#ifndef DEPRECATED
#define DEPRECATED __attribute__((deprecated))
#endif
#else
#error Unknown compiler.
#endif
#ifdef __cplusplus
#if __cplusplus
}
#endif /* __cplusplus */
#endif /* __cplusplus */
#endif /* _LOS_TOOLCHAIN_H */