RPM Optimization Changed in FC5
Dave Jones
davej at redhat.com
Fri Apr 14 18:03:41 UTC 2006
On Fri, Apr 14, 2006 at 01:09:51PM -0400, David Cary Hart wrote:
> In FC4, the optimization string include mtune=pentium4. Does anyone
> know why this changed to mtune=generic? Is there a performance hit on
> P4s? Has this been documented anywhere? IIRC, developers claimed
> numerous performance benefits with the p4 tune.
'generic' will always be tuned for the most popular CPUs at the
time the compiler was shipped
Dave
--
http://www.codemonkey.org.uk
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