los_compiler.h

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00001 /*----------------------------------------------------------------------------
00002  * Copyright (c) <2013-2015>, <Huawei Technologies Co., Ltd>
00003  * All rights reserved.
00004  * Redistribution and use in source and binary forms, with or without modification,
00005  * are permitted provided that the following conditions are met:
00006  * 1. Redistributions of source code must retain the above copyright notice, this list of
00007  * conditions and the following disclaimer.
00008  * 2. Redistributions in binary form must reproduce the above copyright notice, this list
00009  * of conditions and the following disclaimer in the documentation and/or other materials
00010  * provided with the distribution.
00011  * 3. Neither the name of the copyright holder nor the names of its contributors may be used
00012  * to endorse or promote products derived from this software without specific prior written
00013  * permission.
00014  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
00015  * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
00016  * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
00017  * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR
00018  * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
00019  * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
00020  * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
00021  * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
00022  * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
00023  * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
00024  * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
00025  *---------------------------------------------------------------------------*/
00026 /*----------------------------------------------------------------------------
00027  * Notice of Export Control Law
00028  * ===============================================
00029  * Huawei LiteOS may be subject to applicable export control laws and regulations, which might
00030  * include those applicable to Huawei LiteOS of U.S. and the country in which you are located.
00031  * Import, export and usage of Huawei LiteOS in any manner by you shall be in compliance with such
00032  * applicable export control laws and regulations.
00033  *---------------------------------------------------------------------------*/
00034 
00035 #ifndef __LOS_COMPILER_H
00036 #define __LOS_COMPILER_H
00037 
00038 #ifdef __cplusplus
00039 #if __cplusplus
00040 extern "C" {
00041 #endif /* __cplusplus */
00042 #endif /* __cplusplus */
00043 
00044 
00045 #ifdef __ICCARM__
00046 
00047   #ifndef   ASM
00048     #define ASM                     __asm
00049   #endif
00050 
00051   #ifndef   INLINE
00052     #define INLINE                  inline
00053   #endif
00054 
00055   #ifndef   STATIC_INLINE
00056     #define STATIC_INLINE           static inline
00057   #endif
00058 
00059   #ifndef   USED
00060     #define USED                    __root
00061   #endif
00062 
00063   #ifndef   WEAK
00064     #define WEAK                    __weak
00065   #endif
00066 
00067   #ifndef   CLZ
00068     #define CLZ                     __CLZ
00069   #endif
00070 
00071 #elif defined (__CC_ARM)
00072 
00073   #ifndef   ASM
00074     #define ASM                     __asm
00075   #endif
00076 
00077   #ifndef   INLINE
00078     #define INLINE                  __inline
00079   #endif
00080 
00081   #ifndef   STATIC_INLINE
00082     #define STATIC_INLINE           static __inline
00083   #endif
00084 
00085   #ifndef   USED
00086     #define USED                    __attribute__((used))
00087   #endif
00088 
00089   #ifndef   WEAK
00090     #define WEAK                    __attribute__((weak))
00091   #endif
00092 
00093   #ifndef   CLZ
00094   #define   CLZ                     __clz
00095   #endif
00096 
00097 #pragma anon_unions
00098 
00099 #elif defined (__GNUC__)
00100 
00101   #ifndef   ASM
00102     #define ASM                     __asm
00103   #endif
00104 
00105   #ifndef   INLINE
00106     #define INLINE                  inline
00107   #endif
00108 
00109   #ifndef   STATIC_INLINE
00110     #define STATIC_INLINE           static inline
00111   #endif
00112 
00113   #ifndef   USED
00114     #define USED                    __attribute__((used))
00115   #endif
00116 
00117   #ifndef   WEAK
00118     #define WEAK                    __attribute__((weak))
00119   #endif
00120 
00121   #ifndef   CLZ
00122   #define   CLZ                     __builtin_clz
00123   #endif
00124 
00125 #else
00126   #error Unknown compiler.
00127 #endif
00128 
00129 
00130 #ifdef __cplusplus
00131 #if __cplusplus
00132 }
00133 #endif /* __cplusplus */
00134 #endif /* __cplusplus */
00135 
00136 #endif /* __LOS_COMPILER_H */