[Bug target/114809] [RISC-V RVV] Counting elements might be simpler

[law at gcc dot gnu.org via Gcc-bugs]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=114809

--- Comment #4 from Jeffrey A. Law <law at gcc dot gnu.org> ---
I fixed the missed peephole a while back.  But the question about cpop vs other
strategies remains.