[Bug target/96243] For vector compare to mask register, UNSPEC is needed instead of comparison operator

[rguenth at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96243

Richard Biener <rguenth at gcc dot gnu.org> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
     Ever confirmed|0                           |1
             Status|UNCONFIRMED                 |NEW
   Last reconfirmed|                            |2020-07-20

--- Comment #2 from Richard Biener <rguenth at gcc dot gnu.org> ---
Confirmed.  All "mask-mode" compares are not appropriately represented in RTL
and for some reason we didn't (want to?) introduce VnBImode modes.