[Bug target/88798] AVX512BW code does not use bit-operations that work on mask registers

[pinskia at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=88798

--- Comment #1 from Andrew Pinski <pinskia at gcc dot gnu.org> ---
Some if not all has been fixed on the trunk.  There was just a few weeks ago a
bug that asked for the similar thing.