ia64/linux-2.6.18-xen.hg

view arch/powerpc/math-emu/fsqrt.c @ 854:950b9eb27661

usbback: fix urb interval value for interrupt urbs.

Signed-off-by: Noboru Iwamatsu <n_iwamatsu@jp.fujitsu.com>
author Keir Fraser <keir.fraser@citrix.com>
date Mon Apr 06 13:51:20 2009 +0100 (2009-04-06)
parents 831230e53067
children
line source
1 #include <linux/types.h>
2 #include <linux/errno.h>
3 #include <asm/uaccess.h>
5 #include "soft-fp.h"
6 #include "double.h"
8 int
9 fsqrt(void *frD, void *frB)
10 {
11 FP_DECL_D(B);
12 FP_DECL_D(R);
13 int ret = 0;
15 #ifdef DEBUG
16 printk("%s: %p %p %p %p\n", __FUNCTION__, frD, frB);
17 #endif
19 __FP_UNPACK_D(B, frB);
21 #ifdef DEBUG
22 printk("B: %ld %lu %lu %ld (%ld)\n", B_s, B_f1, B_f0, B_e, B_c);
23 #endif
25 if (B_s && B_c != FP_CLS_ZERO)
26 ret |= EFLAG_VXSQRT;
27 if (B_c == FP_CLS_NAN)
28 ret |= EFLAG_VXSNAN;
30 FP_SQRT_D(R, B);
32 #ifdef DEBUG
33 printk("R: %ld %lu %lu %ld (%ld)\n", R_s, R_f1, R_f0, R_e, R_c);
34 #endif
36 return (ret | __FP_PACK_D(frD, R));
37 }