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Re: Some thoughts about steerring commitee work
- From: Dorit Nuzman <DORIT at il dot ibm dot com>
- To: tprince at computer dot org
- Cc: gcc at gcc dot gnu dot org, hjl at lucon dot org
- Date: Sun, 17 Jun 2007 11:32:23 +0300
- Subject: Re: Some thoughts about steerring commitee work
Tim Prince <n8tm@aol.com> wrote on 17/06/2007 04:15:56:
> hjl@lucon.org wrote:
> > On Sat, Jun 16, 2007 at 06:54:46PM +0300, Dorit Nuzman wrote:
> >>> There are quite a few known simple cases which vectorizer fails to
> >>> vectorize.
> >> by "known" you mean there are open missed-optimization PRs for them?
(if
> >>
> >
> > Yes, that is what I meant.
> >
> I'd be happy to file some PRs along this line, if there is interest. C
yes, there is
> or C++, if there's more interest in that than in Fortran. But, gfortran
> fails to vectorize more than 50% of the stuff I run into every day,
> including most everything which involves distinct sections of the same
> array or COMMON block.
I thought there was already a PR opened for this issue (probably by Toon),
but I can't find it :-(
thanks,
dorit