mtune=nocona

P at draigBrady.com P at draigBrady.com
Thu Jun 9 14:28:37 UTC 2005


Arjan van de Ven wrote:
> On Thu, Jun 09, 2005 at 10:15:48AM -0400, Dan Williams wrote:
> 
>>The question, distilled:
>>
>>Would you like: (a) Small speed hit for Opteron users, OR (b) much
>>larger speed hit for EM64T users?
> 
> note the hit is REALLY REALLY small. Hard to measure kind of small.

Have you compared -march=k8 with -mtune=nocona ?

-- 
Pádraig Brady - http://www.pixelbeat.org
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