[linux-2.6-block.git] / arch / powerpc / math-emu / mtfsfi.c

#include <linux/types.h>
#include <linux/errno.h>
#include <asm/uaccess.h>

#include "soft-fp.h"

int
mtfsfi(unsigned int crfD, unsigned int IMM)
{
	u32 mask = 0xf;

	if (!crfD)
		mask = 9;

	__FPU_FPSCR &= ~(mask << ((7 - crfD) << 2));
	__FPU_FPSCR |= (IMM & 0xf) << ((7 - crfD) << 2);

#ifdef DEBUG
	printk("%s: %d %x: %08lx\n", __FUNCTION__, crfD, IMM, __FPU_FPSCR);
#endif

	return 0;
}
Commit	Line	Data
1da177e4 LT	1	#include <linux/types.h>
	2	#include <linux/errno.h>
	3	#include <asm/uaccess.h>
	4
	5	#include "soft-fp.h"
	6
	7	int
	8	mtfsfi(unsigned int crfD, unsigned int IMM)
	9	{
	10	u32 mask = 0xf;
	11
	12	if (!crfD)
	13	mask = 9;
	14
	15	__FPU_FPSCR &= ~(mask << ((7 - crfD) << 2));
	16	__FPU_FPSCR \|= (IMM & 0xf) << ((7 - crfD) << 2);
	17
	18	#ifdef DEBUG
	19	printk("%s: %d %x: %08lx\n", __FUNCTION__, crfD, IMM, __FPU_FPSCR);
	20	#endif
	21
	22	return 0;
	23	}