Re: [PATCH] [i386] Optimize __builtin_shuffle when it's used to zero the upper bits of the dest. [PR target/94680]

[Jakub Jelinek via Gcc-patches]

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.

        Jakub