Stephen Hemminger 636dd2b7de [PATCH] x86_64: fls in asm for x86_64 ...

Use single instruction for find largest set bit on x86_64.

[Updated by Jan Beulich to fix wrong asm constraints in original
patch -AK]

Cc: jbeulich@novell.com
Signed-off-by: Stephen Hemminger <shemminger@osdl.org>
Signed-off-by: Andi Kleen <ak@suse.de>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>

2006-01-11 19:04:50 -08:00

11 KiB

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