[PATCH] [AVX512]For vector compare to mask register, UNSPEC is needed instead of comparison operator [PR96243]

Hongtao Liu crazylht@gmail.com
Mon Aug 31 02:32:45 GMT 2020


ping ^2

On Wed, Aug 19, 2020 at 7:37 PM Hongtao Liu <crazylht@gmail.com> wrote:
>
> ping^1
>
> On Tue, Aug 11, 2020 at 5:43 PM Hongtao Liu <crazylht@gmail.com> wrote:
> >
> > Hi:
> >   The issue is described in the bugzilla.
> >   Bootstrap is ok, regression test for i386/x86-64 backend is ok.
> >  Ok for trunk?
> >
> > ChangeLog
> > gcc/
> >         PR target/96551
> >         * config/i386/sse.md (vec_unpacku_float_hi_v16si): For vector
> >         compare to integer mask, don't use gen_rtx_LT , use
> >         ix86_expand_mask_vec_cmp instead.
> >         (vec_unpacku_float_hi_v16si): Ditto.
> >
> > gcc/testsuite
> >         * gcc.target/i386/pr96551-1.c: New test.
> >         * gcc.target/i386/pr96551-2.c: New test.
> >
> > --
> > BR,
> > Hongtao
>
>
>
> --
> BR,
> Hongtao



-- 
BR,
Hongtao


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