180 lines
4.9 KiB
C
180 lines
4.9 KiB
C
/*
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* Copyright (c) 2013-2019 Huawei Technologies Co., Ltd. All rights reserved.
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* Copyright (c) 2020-2021 Huawei Device Co., Ltd. All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without modification,
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* are permitted provided that the following conditions are met:
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*
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* 1. Redistributions of source code must retain the above copyright notice, this list of
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* conditions and the following disclaimer.
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*
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* 2. Redistributions in binary form must reproduce the above copyright notice, this list
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* of conditions and the following disclaimer in the documentation and/or other materials
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* provided with the distribution.
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*
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* 3. Neither the name of the copyright holder nor the names of its contributors may be used
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* to endorse or promote products derived from this software without specific prior written
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* permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
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* THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR
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* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
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* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
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* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
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* OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
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* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
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* OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
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* ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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/**
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* @defgroup los_toolchain
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* @ingroup kernel
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*/
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#ifndef _LOS_TOOLCHAIN_H
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#define _LOS_TOOLCHAIN_H
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#if defined ( __ICCARM__ )
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#include "iccarm_builtin.h"
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#endif
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#ifdef __cplusplus
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#if __cplusplus
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extern "C" {
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#endif /* __cplusplus */
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#endif /* __cplusplus */
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#ifndef UNUSED
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#define UNUSED(var) \
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do { \
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(void)var; \
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} while (0)
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#endif
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/* for ARM Compiler */
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#if defined ( __CC_ARM )
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#ifndef ASM
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#define ASM __asm
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#endif
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#ifndef INLINE
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#define INLINE __inline
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#endif
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#ifndef STATIC_INLINE
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#define STATIC_INLINE static __inline
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#endif
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#ifndef USED
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#define USED __attribute__((used))
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#endif
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#ifndef WEAK
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#define WEAK __attribute__((weak))
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#endif
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#ifndef CLZ
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#define CLZ(value) (__clz(value))
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#endif
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#ifndef NORETURN
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#define NORETURN __declspec(noreturn)
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#endif
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#ifndef DEPRECATED
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#define DEPRECATED __attribute__((deprecated))
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#endif
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/* for IAR Compiler */
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#elif defined ( __ICCARM__ )
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#ifndef ASM
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#define ASM __asm
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#endif
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#ifndef INLINE
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#define INLINE inline
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#endif
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#ifndef STATIC_INLINE
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#define STATIC_INLINE static inline
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#endif
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#ifndef USED
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#define USED __root
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#endif
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#ifndef WEAK
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#define WEAK __weak
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#endif
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#ifndef CLZ
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#define CLZ(value) (__iar_builtin_CLZ(value))
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#endif
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#ifndef CTZ
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#define CTZ(value) (__UNDEFINED(value))
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#endif
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#ifndef NORETURN
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#define NORETURN __attribute__ ((__noreturn__))
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#endif
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#ifndef DEPRECATED
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#define DEPRECATED __attribute__((deprecated))
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#endif
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/* for GNU Compiler */
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#elif defined ( __GNUC__ )
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#ifndef ASM
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#define ASM __asm
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#endif
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#ifndef INLINE
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#define INLINE __inline
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#endif
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#ifndef STATIC_INLINE
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#define STATIC_INLINE static inline
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#endif
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#ifndef USED
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#define USED __attribute__((used))
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#endif
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#ifndef WEAK
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#define WEAK __attribute__((weak))
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#endif
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#ifndef CLZ
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#define CLZ(value) (__builtin_clz(value))
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#endif
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#ifndef CTZ
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#define CTZ(value) (__builtin_ctz(value))
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#endif
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#ifndef NORETURN
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#define NORETURN __attribute__ ((__noreturn__))
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#endif
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#ifndef DEPRECATED
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#define DEPRECATED __attribute__((deprecated))
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#endif
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#else
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#error Unknown compiler.
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#endif
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#ifdef __cplusplus
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#if __cplusplus
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}
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#endif /* __cplusplus */
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#endif /* __cplusplus */
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#endif /* _LOS_TOOLCHAIN_H */
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