[Bug rtl-optimization/68150] postreload-gcse ignores partially clobbered registers

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

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=68150

--- Comment #1 from Andrew Pinski <pinskia at gcc dot gnu.org> ---
I am shocked I have not seen this yet on aarch64 where
HARD_REGNO_CALL_PART_CLOBBERED is done for the vector/fpu registers as we only
save the bottom 64bits ...