[Bug rtl-optimization/109351] RA uses lowest cost for the mode of different reg_classes w/o considering hard_regno_mode_ok.

[ubizjak at gmail dot com via Gcc-bugs]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=109351

--- Comment #2 from Uroš Bizjak <ubizjak at gmail dot com> ---
Patch at https://gcc.gnu.org/pipermail/gcc-patches/2023-April/615074.html