Messages in this thread | | | Date | Fri, 6 Aug 2004 18:44:07 +0200 | From | Jörn Engel <> | Subject | Re: [PATCH] Re-implemented i586 asm AES (updated) |
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On Fri, 6 August 2004 12:17:59 -0400, James Morris wrote: > On Fri, 6 Aug 2004, Andi Kleen wrote: > > > You could use .altinstructions to patch a jump in at runtime > > based on CPU capabilities. Assuming MMX is really faster of course. > > Neat. The latter could be measured at boot.
Or lazily on first usage. If it doesn't have to be done at boot time, why delay the user with it?
Jörn
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