[lkml]   [2003]   [Aug]   [12]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
Messages in this thread
SubjectRe: Requested FAQ addition - Mandrake and partial-i686 platforms
On Tue, 12 Aug 2003 10:48:59 EDT, Brandon Stewart <>  said:

> 3) Reapply the CMOV emulation patch to your downloaded kernel. Not
> recommended since it turns one CPU cycle into 400.

True, as far as it goes. However, you need to balance the huge hit you take
on CMOV and how often it's actually used in glibc, against how many places
you save 5 or 10 cycles due to more optimized code...

No, I don't have numbers for either side of the question...

[unhandled content-type:application/pgp-signature]
 \ /
  Last update: 2005-03-22 13:47    [W:0.088 / U:0.844 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site