On 11/3/06, Eric <[EMAIL PROTECTED]> wrote:
Andrew Pantyukhin wrote:
> On 11/3/06, Eric <[EMAIL PROTECTED]> wrote:
>> in my /etc/make.conf i have:
>>
>> CPUTYPE=athlon64
>> CFLAGS= -O2 -pipe -funroll-loops -ffast-math
>> COPTFLAGS= -O2 -pipe -funroll-loops -ffast-math
>
> You only really need CPUTYPE, and set it with "?="
>
>> in my kernel config, I have this:
>>
>> machine i386
>> makeoptions COPTFLAGS="-O2 -pipe -ffast-math"
>> cpu I686_CPU
>
> I'd leave makeoptions out
>
> My $.02
ok so now i just have this in make.conf
CPUTYPE?=athlon64
that look right?
Yes, very nice :-)
Beware that in some rare cases you might experience
software failures because of CPUTYPE being set.
It's not very clear whether it's worth having a
marginal boost in performance along with some
instability. I usually gamble on performance, but
YMMV.
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