[Date Prev][Date Next] [Thread Prev][Thread Next] [Date Index] [Thread Index]

Re: Bug#198158: architecture i386 isn't i386 anymore



On Sat, Jun 21, 2003 at 11:48:26PM -0500, Adam Majer wrote:
> Sebastian Kapfer wrote:
> >I'd drop the sub-pentiums (i.e. 386 and 486) entirely. Not that my vote
> >would count...
> >
> 
> I once read somewhere that you should _never_ compile in 486 
> optimizations for use in processors other than the 486. Apparently
> since 486 optimized code is padded a lot with NOPs.
> 
> Apparently you are much better off on a Pentium or Athlon with
> i386 optimized code than i486 optimized one.
> 
> 
> Hence if we are going to migrate from i386, we should not
> go to CPU like i486 and just move to a Pentium Classic
> code (i586).

I vaguely recall something similar about the i586.

-- 
  .''`.  ** Debian GNU/Linux ** | Andrew Suffield
 : :' :  http://www.debian.org/ | Dept. of Computing,
 `. `'                          | Imperial College,
   `-             -><-          | London, UK

Attachment: pgprG_3dHmbRf.pgp
Description: PGP signature


Reply to: