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Re: [RFC] [parloop branch] Supporting reductions, take 2
- From: Razya Ladelsky <RAZYA at il dot ibm dot com>
- To: Zdenek Dvorak <rakdver at kam dot mff dot cuni dot cz>
- Cc: gcc-patches at gcc dot gnu dot org
- Date: Tue, 4 Sep 2007 19:29:03 +0300
- Subject: Re: [RFC] [parloop branch] Supporting reductions, take 2
Zdenek Dvorak <rakdver@kam.mff.cuni.cz> wrote on 04/09/2007 19:17:23:
> Hello,
>
> > I'm not sure this code (replacing full gimplification of omp atomic
with
> > omp
> > atomic expansion) is stable enough, and it also needs to be adapted to
> > mainline
> > with the rest of my code, so I'm not sure I'll get it ready in time to
be
> > submitted
> > before September 10th.
> >
> > Zdenek, would you say that targeting to get only the reduction code to
> > mainline
> > (and having a simple omp_expamd_atomic relying on the
force_gimple_opeand
> > to produce
> > code) is good enough?
>
> I think it is not worth hurrying; regardless of whether the
> autoparallelization in 4.3 will support reduction or not, it will not be
> practically useful. So I would prefer to leave the improvements for the
> next version, and use the time to test and tune them.
>
> Zdenek
So, having the reduction code with a very simple expand_omp_atomic will do
for gcc4.3?
Thanks,
Razya
Razya