GCC trunk SPEC2000 performance

[Geoff Keating]

> Date: Thu, 20 Jun 2002 09:52:59 -0700
> Cc: Dale Johannesen <dalej@apple.com>, Mark Mitchell <mark@codesourcery.com>,
>    gcc@gcc.gnu.org, Geoff Keating <geoffk@geoffk.org>
> From: Dale Johannesen <dalej@apple.com>

> On Wednesday, June 19, 2002, at 07:43 PM, David Edelsohn wrote:
> 
> > 	To avoid the argument that GCC 3.2 performance regressions were
> > reported too late in the release cycle, does anyone know why the graphs on
> > Andreas Jaeger's SPEC CPU2000 performance tracking page show:
> 
> Could the regression tester run some performance tests?  It would be
> nice to catch these things early.

It could.  Would you like to suggest a patch (perhaps to
contrib/regression/btest-gcc.sh), or a test procedure?  That would
help the discussion, I think.

One of the most important design questions that need answering
is "how much performance regression is too much?".

-- 
- Geoffrey Keating <geoffk@geoffk.org> <geoffk@redhat.com>