[patch] Merge to trunk from Graphite branch

[Sebastian Pop]

On Tue, Mar 16, 2010 at 14:29, Dominique Dhumieres <dominiq@lps.ens.fr> wrote:
> With your patch (with the previous 2 additional passes from previous
> attempt and lim) I have only 33 vectorized loops instead of 41 without
> -fgraphite*. The timing is going from ~10.8s to 6.5s compared to a
> reference time of 4.7s. Still investigating.
>

I got 40 loops vectorized with Graphite:
./f951 -O3 -ffast-math -ftree-vectorizer-verbose=2 -fgraphite-identity
gas_dyn.f90
and 41 loops vectorized without Graphite.

I was using the attached patch on top of the Graphite branch in my tests.

Sebastian
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