[deliverable/linux.git] / arch / sh / lib / div64-generic.c

/*
 * Generic __div64_32 wrapper for __xdiv64_32.
 */

#include <linux/types.h>
#include <asm/div64.h>

extern uint64_t __xdiv64_32(u64 n, u32 d);

uint32_t __div64_32(u64 *xp, u32 y)
{
	uint32_t rem;
	uint64_t q = __xdiv64_32(*xp, y);

	rem = *xp - q * y;
	*xp = q;

	return rem;
}
Commit	Line	Data
1da177e4 LT	1	/*
	2	* Generic __div64_32 wrapper for __xdiv64_32.
	3	*/
	4
	5	#include <linux/types.h>
fa43972f	6	#include <asm/div64.h>
1da177e4	7
075fc19b	8	extern uint64_t __xdiv64_32(u64 n, u32 d);
1da177e4	9
04c7d957	10	uint32_t __div64_32(u64 *xp, u32 y)
1da177e4	11	{
04c7d957	12	uint32_t rem;
075fc19b	13	uint64_t q = __xdiv64_32(*xp, y);
1da177e4 LT	14
	15	rem = xp - q y;
	16	*xp = q;
	17
	18	return rem;
	19	}