diff options
Diffstat (limited to 'arch/parisc/lib/libgcc/__lshrdi3.c')
-rw-r--r-- | arch/parisc/lib/libgcc/__lshrdi3.c | 19 |
1 files changed, 19 insertions, 0 deletions
diff --git a/arch/parisc/lib/libgcc/__lshrdi3.c b/arch/parisc/lib/libgcc/__lshrdi3.c new file mode 100644 index 000000000000..4a820708ec57 --- /dev/null +++ b/arch/parisc/lib/libgcc/__lshrdi3.c | |||
@@ -0,0 +1,19 @@ | |||
1 | #include "libgcc.h" | ||
2 | |||
3 | u64 __lshrdi3(u64 v, int cnt) | ||
4 | { | ||
5 | int c = cnt & 31; | ||
6 | u32 vl = (u32) v; | ||
7 | u32 vh = (u32) (v >> 32); | ||
8 | |||
9 | if (cnt & 32) { | ||
10 | vl = (vh >> c); | ||
11 | vh = 0; | ||
12 | } else { | ||
13 | vl = (vl >> c) + (vh << (32 - c)); | ||
14 | vh = (vh >> c); | ||
15 | } | ||
16 | |||
17 | return ((u64) vh << 32) + vl; | ||
18 | } | ||
19 | EXPORT_SYMBOL(__lshrdi3); | ||