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Re: [patch, vectorizer] Fix PR tree-optimization/37539 - hang in vect_transform_strided_load
- From: Ira Rosen <IRAR at il dot ibm dot com>
- To: "Richard Guenther" <richard dot guenther at gmail dot com>
- Cc: gcc-patches at gcc dot gnu dot org
- Date: Thu, 18 Sep 2008 14:31:26 +0300
- Subject: Re: [patch, vectorizer] Fix PR tree-optimization/37539 - hang in vect_transform_strided_load
"Richard Guenther" <richard.guenther@gmail.com> wrote on 18/09/2008
14:13:24:
> > - rel_stmt = STMT_VINFO_RELATED_STMT (vinfo_for_stmt
> > (rel_stmt));
> > - }
> > - STMT_VINFO_RELATED_STMT (vinfo_for_stmt (prev_stmt)) =
> > new_stmt;));
>
> extra parens here? ...
It's mail's fault. I don't have them in the patch.
Ira
>
> > + if (!DR_GROUP_SAME_DR_STMT (vinfo_for_stmt (next_stmt)))
> > + {
> > + gimple prev_stmt =
> > + STMT_VINFO_VEC_STMT (vinfo_for_stmt (next_stmt));))
>
> and here.
>
> > + gimple rel_stmt =
> > + STMT_VINFO_RELATED_STMT (vinfo_for_stmt
(prev_stmt));
> > + while (rel_stmt)
> > + {
> > + prev_stmt = rel_stmt;
> > + rel_stmt =
> > + STMT_VINFO_RELATED_STMT (vinfo_for_stmt
> > (rel_stmt));;));
> > + }
> > +
> > + STMT_VINFO_RELATED_STMT (vinfo_for_stmt (prev_stmt))
=
> > + new_stmt;
> > + }
> > }
> > +
> > next_stmt = DR_GROUP_NEXT_DR (vinfo_for_stmt (next_stmt));))
>
> and here.