rt-thread/bsp/synopsys/embarc/inc/embARC_toolchain.h

/* ------------------------------------------
 * Copyright (c) 2016, Synopsys, Inc. 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 Synopsys, Inc., 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.
 *
 * \version 2016.05
 * \date 2014-12-25
 * \author Wayne Ren(Wei.Ren@synopsys.com)
--------------------------------------------- */

/**
 * \file
 * \ingroup	TOOLCHAIN
 * \brief toolchain dependent definitions
 */

#include <stdint.h>	/* C99 standard lib */
#include <limits.h>	/* C99 standard lib */
#include <stddef.h>	/* C99 standard lib */
#include <stdbool.h> 	/* C99 standard lib */

#include "embARC_BSP_config.h"

/**
 * \addtogroup TOOLCHAIN
 * @{
 */

#ifndef _EMBARC_TOOLCHAIN_H_
#define _EMBARC_TOOLCHAIN_H_

#ifdef __cplusplus
extern "C" {
#endif

/*
 *  macro definitions of compiler extend function
 */
#ifndef __cplusplus				/* C++ supports inline */
#if __STDC_VERSION__ < 199901L			/* C99 supports inline */
#ifndef inline
#define inline	__inline__			/* inline function */
#endif
#endif /* __STDC_VERSION__ < 199901L */
#endif /* __cplusplus */

#ifndef Inline
#define Inline	static __inline__		/* inline function */
#endif

#ifndef __cplusplus				/* C++ supports asm */
#ifndef asm
#define asm	__asm__				/* inline asm */
#endif
#endif /* __cplusplus */

#ifndef Asm
#define Asm	__asm__ volatile		/* inline asm (no optimization) */
#endif

/* compiler attributes */
#define EMBARC_FORCEINLINE	__attribute__((always_inline))
#define EMBARC_NOINLINE		__attribute__((noinline))
#define EMBARC_PACKED		__attribute__((packed))
#define EMBARC_WEAK		__attribute__((weak))
#define EMBARC_ALIAS(f)		__attribute__((weak, alias (#f)))
#define EMBARC_LINKTO(f)	__attribute__((alias (#f)))
#define EMBARC_NORETURN		__attribute__((noreturn))
#define EMBARC_NAKED		__attribute__((naked))	/* function without return */
#define EMBARC_ALIGNED(x)	__attribute__((aligned(x)))


/* array count macro */
#define EMBARC_ARRAY_COUNT(x) (sizeof(x)/sizeof(x[0]))

/* convert macro argument to string */
/* note: this needs one level of indirection, accomplished with the helper macro
 *       __EMBARC_TO_STRING */
#define __EMBARC_TO_STRING(x) #x
#define EMBARC_TO_STRING(x)   __EMBARC_TO_STRING(x)

#if defined(__GNU__)
/* GNU tool specific definitions */

#elif defined(__MW__)
/* Metaware tool specific definitions */
/* Metaware toolchain related definitions */

#else
#error "unsupported toolchain"
#endif

#ifdef __cplusplus
}
#endif

#endif /* _EMBARC_TOOLCHAIN_H_ */
/** }@ */