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Re: Loop optimizer issues
- From: Diego Novillo <dnovillo at redhat dot com>
- To: Daniel Berlin <dberlin at dberlin dot org>
- Cc: Zdenek Dvorak <rakdver at atrey dot karlin dot mff dot cuni dot cz>, "gcc at gcc dot gnu dot org" <gcc at gcc dot gnu dot org>, Richard Henderson <rth at redhat dot com>, Jason Merrill <jason at redhat dot com>, pop at gauvain dot u-strasbg dot fr, Jan Hubicka <jh at suse dot cz>
- Date: 02 Jun 2003 17:55:47 -0400
- Subject: Re: Loop optimizer issues
- Organization: Red Hat Canada
- References: <20030530183552.GA27110@atrey.karlin.mff.cuni.cz> <1054585449.9789.146.camel@frodo.toronto.redhat.com> <Pine.LNX.4.56.0306021744500.21428@dberlin.org>
On Mon, 2003-06-02 at 17:47, Daniel Berlin wrote:
> > Since we are just getting started, having a strict separation of tasks
> > doesn't strike as the best approach. Unless someone has direct
> > experience with implementing loop optimizers at two levels of IL,
>
> I have experience implementing optimizations at two levels of IL.
>
loop optimizers, Dan, loop optimizers! :)
And I meant experience as in "Been there done that. This is what
usually works well. This you should avoid. This is the performance we
got on SPEC."
Diego.