Re: RFC: Policy for arch specs
On 1 Jun 1997, Guy Maor wrote:
> Galen Hazelwood <firstname.lastname@example.org> writes:
> > Perhaps. Anybody have any serious arguments? I think the reason we
> > configure gcc as i486 is so it automatically optimizes for the 486; it's
> > a good middle ground.
> I think the only optimization gcc 2.7.* does for i486 is instruction
> alignment. The Pentium has a better fetch unit so doesn't need any
> alignment (it never incurs a misfetch penalty) so optimizing for i486
> will at least give some code bloat.
> I don't think it does any optimization at all for pentium.
No not in 2.7.x, but there are noticable differences for P5 and P6
in gcc 2.8.
TO UNSUBSCRIBE FROM THIS MAILING LIST: e-mail the word "unsubscribe" to
Trouble? e-mail to email@example.com .