On 06/29/2012 12:43 PM, Jakub Jelinek wrote:
> 2012-06-29 Jakub Jelinek
>
> * tree-vect-generic.c (expand_vector_divmod): For even/odd
> widening multiply, put even always as first argument to
> VEC_PERM_EXPR.
Ok.
r~
On Fri, Jun 29, 2012 at 11:33:39AM -0700, H.J. Lu wrote:
> On Fri, Jun 29, 2012 at 9:50 AM, Richard Henderson wrote:
> > We use it everywhere else, but it got forgotten here. Saves two shuffles
> > on Altivec.
> >
> > Although with all of this duplication it makes me wonder if we shouldn't
> >
On Fri, Jun 29, 2012 at 9:50 AM, Richard Henderson wrote:
> We use it everywhere else, but it got forgotten here. Saves two shuffles on
> Altivec.
>
> Although with all of this duplication it makes me wonder if we shouldn't just
> give up
> on the idea of auto-generating MULT_HIGHPART from othe
We use it everywhere else, but it got forgotten here. Saves two shuffles on
Altivec.
Although with all of this duplication it makes me wonder if we shouldn't just
give up
on the idea of auto-generating MULT_HIGHPART from other operations
(particularly given
the extra type frobbing involved).