Merge branch 'fix/hda' of git://git.kernel.org/pub/scm/linux/kernel/git/tiwai/sound-2.6
[linux-2.6] / arch / mips / lib / ashrdi3.c
1 #include <linux/module.h>
2
3 #include "libgcc.h"
4
5 long long __ashrdi3(long long u, word_type b)
6 {
7         DWunion uu, w;
8         word_type bm;
9
10         if (b == 0)
11                 return u;
12
13         uu.ll = u;
14         bm = 32 - b;
15
16         if (bm <= 0) {
17                 /* w.s.high = 1..1 or 0..0 */
18                 w.s.high =
19                     uu.s.high >> 31;
20                 w.s.low = uu.s.high >> -bm;
21         } else {
22                 const unsigned int carries = (unsigned int) uu.s.high << bm;
23
24                 w.s.high = uu.s.high >> b;
25                 w.s.low = ((unsigned int) uu.s.low >> b) | carries;
26         }
27
28         return w.ll;
29 }
30
31 EXPORT_SYMBOL(__ashrdi3);