In the last episode (Sep 28), Alex de Kruijff said:
> I have compiles my world sources for the PIII processors. I have
> recently discoverd that i have a number of PII processors. The compiled
> code for PIII still works on them. I'm ammazed. :o Can anybody explain why?
>
> I include this in to /etc/make.conf
686, pII, p3, and p4 are all basically the same instruction set. the
later versions add more MMX and SEE operations, and I don't believe gcc
generates code that uses them. The different arch flags probably just
change the instruction timing tables.
--
Dan Nelson
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