diff options
| author | David Howells <dhowells@redhat.com> | 2006-09-26 02:32:09 -0400 |
|---|---|---|
| committer | Linus Torvalds <torvalds@g5.osdl.org> | 2006-09-26 11:48:54 -0400 |
| commit | cf134483b2cd657039b305777215c531a1009947 (patch) | |
| tree | 2dad894d6e916bcf785611ded852151bbea5063b /include/asm-frv/futex.h | |
| parent | a8ad27d03f17e6154c61e81d4a7028c56ca6390d (diff) | |
[PATCH] FRV: Optimise ffs()
Optimise ffs(x) by using fls(x & x - 1) which we optimise to use the SCAN
instruction.
Signed-off-by: David Howells <dhowells@redhat.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
Diffstat (limited to 'include/asm-frv/futex.h')
0 files changed, 0 insertions, 0 deletions