Messages in this thread | | | Date | Thu, 23 Oct 2003 01:15:47 +0100 | From | Dave Jones <> | Subject | Re: FEATURE REQUEST: Specific Processor Optimizations on x86 Architecture |
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On Wed, Oct 22, 2003 at 06:55:15PM +0600, Joseph D. Wagner wrote:
> If you select Pentium III, the -march flag is set to pentium3. > If you select Pentium 4, the -march flag is set to pentium4.
Already done for 2.6
> If you select Athlon 4, the -march flag is set to athlon-4. > If you select Athlon XP, the -march flag is set to athlon-xp.
Last time I looked these made absolutely no difference to performance due to the only differences being on FP code.
Dave
-- Dave Jones http://www.codemonkey.org.uk - 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/
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