compiler_abstraction.h

00001 /*
00002  * Copyright (c) Nordic Semiconductor ASA
00003  * All rights reserved.
00004  *
00005  * Redistribution and use in source and binary forms, with or without modification,
00006  * are permitted provided that the following conditions are met:
00007  *
00008  *   1. Redistributions of source code must retain the above copyright notice, this
00009  *   list of conditions and the following disclaimer.
00010  *
00011  *   2. Redistributions in binary form must reproduce the above copyright notice, this
00012  *   list of conditions and the following disclaimer in the documentation and/or
00013  *   other materials provided with the distribution.
00014  *
00015  *   3. Neither the name of Nordic Semiconductor ASA nor the names of other
00016  *   contributors to this software may be used to endorse or promote products
00017  *   derived from this software without specific prior written permission.
00018  *
00019  *
00020  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
00021  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
00022  * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
00023  * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR
00024  * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
00025  * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
00026  * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
00027  * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
00028  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
00029  * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
00030  *
00031  */
00032 #ifndef _COMPILER_ABSTRACTION_H
00033 #define _COMPILER_ABSTRACTION_H
00034 
00035 /*lint ++flb "Enter library region" */
00036 
00037 #if defined ( __CC_ARM )
00038     
00039     #ifndef __ASM
00040         #define __ASM               __asm                       /*!< asm keyword for ARM Compiler */
00041     #endif
00042     
00043     #ifndef __INLINE
00044         #define __INLINE            __inline                    /*!< inline keyword for ARM Compiler */
00045     #endif
00046     
00047     #ifndef __WEAK
00048         #define __WEAK              __weak                      /*!< weak keyword for ARM Compiler */
00049     #endif
00050     
00051     #define GET_SP()                __current_sp()              /*!> read current SP function for ARM Compiler */
00052   
00053 #elif defined ( __ICCARM__ )
00054     
00055     #ifndef __ASM
00056         #define __ASM               __asm                       /*!< asm keyword for IAR Compiler */
00057     #endif
00058     
00059     #ifndef __INLINE
00060         #define __INLINE            inline                      /*!< inline keyword for IAR Compiler. Only available in High optimization mode! */
00061     #endif
00062     
00063     #ifndef __WEAK
00064         #define __WEAK              __weak                      /*!> define weak function for IAR Compiler */
00065     #endif
00066     
00067     #define GET_SP()                __get_SP()                  /*!> read current SP function for IAR Compiler */
00068     
00069 #elif defined   ( __GNUC__ )
00070     
00071     #ifndef __ASM
00072         #define __ASM               __asm__                     /*!< asm keyword for GNU Compiler */
00073     #endif
00074     
00075     #ifndef __INLINE
00076         #define __INLINE            inline                      /*!< inline keyword for GNU Compiler */
00077     #endif
00078     
00079     #ifndef __WEAK
00080         #define __WEAK              __attribute__((weak))       /*!< weak keyword for GNU Compiler */
00081     #endif
00082     
00083     #define GET_SP()                gcc_current_sp()            /*!> read current SP function for GNU Compiler */
00084 
00085     static inline unsigned int gcc_current_sp(void)
00086     {
00087         register unsigned sp __ASM("sp");
00088         return sp;
00089     }
00090     
00091 #elif defined   ( __TASKING__ )
00092         
00093     #ifndef __ASM        
00094         #define __ASM               __asm                       /*!< asm keyword for TASKING Compiler */
00095     #endif
00096     
00097     #ifndef __INLINE
00098         #define __INLINE            inline                      /*!< inline keyword for TASKING Compiler */
00099     #endif
00100     
00101     #ifndef __WEAK
00102         #define __WEAK              __attribute__((weak))       /*!< weak keyword for TASKING Compiler */
00103     #endif
00104     
00105     #define GET_SP()                __get_MSP()                 /*!> read current SP function for TASKING Compiler */
00106     
00107 #endif
00108 
00109 /*lint --flb "Leave library region" */
00110 
00111 #endif