Mike A. Harris wrote:
Athlon reorders instructions internally anyway, the net result
generally being that it makes no difference what CPU instruction
scheduling is chosen, as the chip does it's own thing internally.
I'd be kind of surprised if compiling with all those options
yields any real world performance gains anyway. Placebo effect
The gentoo folks would definitely have you believe otherwise. A friend
of mine swears that rebuilding everything using the -march=athlon-xp
results in a much more responsive X subsystem.
I would be very curious to see a Fedora installation completely rebuilt