[Bug target/97770] [ICELAKE]Missing vectorization for vpopcnt

[crazylht at gmail dot com via Gcc-bugs]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=97770

--- Comment #11 from Hongtao.liu <crazylht at gmail dot com> ---
A patch is posted at
https://gcc.gnu.org/pipermail/gcc-patches/2020-November/558777.html