ia64/linux-2.6.18-xen.hg

view arch/powerpc/math-emu/mtfsfi.c @ 0:831230e53067

Import 2.6.18 from kernel.org tarball.
author Ian Campbell <ian.campbell@xensource.com>
date Wed Apr 11 14:15:44 2007 +0100 (2007-04-11)
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1 #include <linux/types.h>
2 #include <linux/errno.h>
3 #include <asm/uaccess.h>
5 #include "soft-fp.h"
7 int
8 mtfsfi(unsigned int crfD, unsigned int IMM)
9 {
10 u32 mask = 0xf;
12 if (!crfD)
13 mask = 9;
15 __FPU_FPSCR &= ~(mask << ((7 - crfD) << 2));
16 __FPU_FPSCR |= (IMM & 0xf) << ((7 - crfD) << 2);
18 #ifdef DEBUG
19 printk("%s: %d %x: %08lx\n", __FUNCTION__, crfD, IMM, __FPU_FPSCR);
20 #endif
22 return 0;
23 }