Re: CPU specific/optimized Debian builds ?
On Thu, 23 May 2002 08:56:57 -0400
"Michael Stone" <email@example.com> wrote:
> On Thu, May 23, 2002 at 10:42:02PM +1000, Glenn McGrath wrote:
> > On Thu, 23 May 2002 07:31:05 -0400 "Michael Stone" <firstname.lastname@example.org>
> > wrote:> Do you have actual benchmarks rather than hearsay from some
> > leet /.> kiddie? No one has ever come to debian with a convincing set
> > of numbers> that indicate that optimizing intel builds buys any
> > significant> advantage.
> > It would be very stupid to suggest it makes it slower.
> Would it? If you don't have numbers you have *nothing* to back that
> assertion. We see hand waving advocacy every couple of months about this
> subject, but in the past several *years* no one has cared enough to do
> some real research and demonstrate a benefit. "It Stands To Reason" is
> frankly a ridiculous justification for change.
> FYI, gcc has a long history of mediocre optimizations, and it
> is well known that optimizations that make some processors faster can
> slow down other (even newer) processors (that is, general optimizations,
> not gcc-specific).
Sounds like your trying to be a troll.
I wonder why CPU manufacturers added extensions to the i386 instruction
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