Re: FEATURE REQUEST: Specific Processor Optimizations on x86 Architecture
From: Dave Jones
Date: Wed Oct 22 2003 - 19:18:58 EST
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
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