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From: Hongtao Liu <crazylht@gmail.com>
Date: Thu, 13 May 2021 08:44:24 +0800
Message-ID: <CAMZc-bym2qO+XhSYfVDwgYz+C7QFieck4s79F_s8Hnke14LRVg@mail.gmail.com>
Subject: Re: [PATCH] [i386] Optimize __builtin_shuffle when it's used to zero
 the upper bits of the dest. [PR target/94680]
To: Jakub Jelinek <jakub@redhat.com>
Cc: GCC Patches <gcc-patches@gcc.gnu.org>
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On Wed, May 12, 2021 at 10:19 PM Jakub Jelinek <jakub@redhat.com> wrote:
>
> On Sun, Apr 25, 2021 at 02:57:08PM +0800, Hongtao Liu via Gcc-patches wrote:
> > gcc/ChangeLog:
> >
> >       PR target/94680
> >       * config/i386/sse.md (ssedoublevecmode): Add attribute for
> >       V64QI/V32HI/V16SI/V4DI.
> >       (ssehalfvecmode): Add attribute for V2DI/V2DF.
> >       (*vec_concatv4si_0): Extend to VI124_128.
> >       (*vec_concat<mode>_0): New pre-reload splitter.
> >       * config/i386/predicates.md (movq_parallel): New predicate.
> >
> > gcc/testsuite/ChangeLog:
> >
> >       PR target/94680
> >       * gcc.target/i386/avx-pr94680.c: New test.
> >       * gcc.target/i386/avx512f-pr94680.c: New test.
> >       * gcc.target/i386/sse2-pr94680.c: New test.
>
> Ok, thanks.  Sorry for the delay.

Thanks for the review.

>
>         Jakub
>


-- 
BR,
Hongtao