/* * File      : __udivsi3.c * This file is part of RT-Thread RTOS * COPYRIGHT (C) 2006, RT-Thread Develop Team * * The license and distribution terms for this file may be * found in the file LICENSE in this distribution or at * http://openlab.rt-thread.com/license/LICENSE * * Change Logs: * Date           Author       Notes * 2006-10-09     Bernard      the first version for i386 */#include <rtthread.h>typedef rt_uint32_t uint32_t;typedef rt_int32 int32_t;uint32_t __udivsi3(uint32_t num, uint32_t den){	uint32_t quot = 0, qbit = 1;	if (den == 0)	{		asm volatile ("int $0");		return 0;	/* If trap returns... */	}	/* Left-justify denominator and count shift */	while ((int32_t) den >= 0)	{		den <<= 1;		qbit <<= 1;	}	while (qbit)	{		if (den <= num)		{			num -= den;			quot += qbit;		}		den >>= 1;		qbit >>= 1;	}	return quot;}