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SubjectRe: FEATURE REQUEST: Specific Processor Optimizations on x86 Architecture
Date
"Joseph D. Wagner" <theman@josephdwagner.info> writes:

> Yes, I know you can select Pentium III, Pentium 4, Athlon, etc, under
> processor type when doing a 'make xconfig', but those selections do not
> translate into the appropriate -mcpu and -march flags.

In Linux 2.6.0-test8, the flags are correct. Which version are you
referring to?

> I don't want to have to hand edit the makefiles just to optimize my kernel.
> I think this change is simple enough to do, and would allow kernel
> developers the option of processor-specific optimizations in the future.

Considered the time normally spent in the kernel, a few percent faster
code there wouldn't be noticeable.

--
Måns Rullgård
mru@kth.se

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