[Bug rtl-optimization/122992] speed up loops with TEST_HARD_REG_BIT using EXECUTE_IF_SET_IN_HARD_REG_SET

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

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=122992

--- Comment #3 from Andrew Pinski <pinskia at gcc dot gnu.org> ---
>caller-save.cc:setup_save_areas has one such loop.  

I didn't see this until now caller-save.cc is planing to be removed when reload
is removed. As LRA handles that rather than relying on caller-save.cc code.