Hi All,
As the vectorizer has improved over time in capabilities it has started
over-vectorizing. This has causes regressions in the order of 1-7x on libraries
that Arm produces.
The vector costs actually do make a lot of sense and I don't think that they are
wrong. I think that the costs for t
Tamar Christina writes:
> Hi All,
>
> As the vectorizer has improved over time in capabilities it has started
> over-vectorizing. This has causes regressions in the order of 1-7x on
> libraries
> that Arm produces.
>
> The vector costs actually do make a lot of sense and I don't think that they
On Tue, Aug 31, 2021 at 4:50 PM Richard Sandiford via Gcc-patches
wrote:
>
> Tamar Christina writes:
> > Hi All,
> >
> > As the vectorizer has improved over time in capabilities it has started
> > over-vectorizing. This has causes regressions in the order of 1-7x on
> > libraries
> > that Arm p
On Wed, Sep 1, 2021 at 3:47 PM Richard Biener
wrote:
>
> On Tue, Aug 31, 2021 at 4:50 PM Richard Sandiford via Gcc-patches
> wrote:
> >
> > Tamar Christina writes:
> > > Hi All,
> > >
> > > As the vectorizer has improved over time in capabilities it has started
> > > over-vectorizing. This has