> > generic Athlon is
> >
> > nothing: 11 cycles
> > locked add: 11 cycles
> > cpuid: 64 cycles
>
> Interestingly enough, my TBird 1.1G insist on cpuid being somewhat
> slower:
>
> nothing: 11 cycles
> locked add: 11 cycles
> cpuid: 87 cycles
Oops, this is indeed just a difference in compiler options.
-- Vojtech Pavlik SuSE Labs - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/