On Sat, Apr 26, 2003 at 05:06:56AM +0200, Arnd Bergmann wrote: > No, if you disable cmov on i686, that won't make Athlons and P4s faster > than simply using -march=i586. If all packages are available for i386, > the C3 and K6 users just won't be able to use the fast packages but can > still work. If we cripple Debian on i386 by leaving out some of the > packages, the border needs to be lower than i686, e.g. i486 or i586-mmx.
The only improvement from i586 to i686 was the cmov instruction(?) that is supposedly not even mandatory to support to be compliant with the i686 arch? I thought it had a lot more improvements than just that one instruction... Chris