cpu.h
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/*
* Copyright (C) 2013 - 2016 Ludwig Knüpfer <ludwig.knuepfer@fu-berlin.de>
*
* This file is subject to the terms and conditions of the GNU Lesser
* General Public License v2.1. See the file LICENSE in the top level
* directory for more details.
*/
/**
* @ingroup arch
* @defgroup native_cpu Native
* @brief Native CPU specific code
* @details The native CPU uses system calls to simulate hardware access.
* @ingroup cpu
* @brief CPU abstraction for the native port
* @{
* @author Ludwig Knüpfer <ludwig.knuepfer@fu-berlin.de>
*/
#ifndef _CPU_H
#define _CPU_H
#include <stdio.h>
#ifdef __cplusplus
extern "C" {
#endif
/**
* @brief Prints the address the callee will return to
*/
__attribute__((always_inline)) static inline void cpu_print_last_instruction(void)
{
/* __builtin_return_address will return the address the calling function
* will return to - since cpu_print_last_instruction is forced inline,
* it is the return address of the user of this function */
printf("%p\n", __builtin_return_address(0));
}
#ifdef __cplusplus
}
#endif
/** @} */
#endif //_CPU_H