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

[kevinstefanov15 at gmail dot com]

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

--- Comment #32 from Kevin Stefanov <kevinstefanov15 at gmail dot com> ---
I see, thanks. I will look into using some of the machines in the compile farm
for my future patches to bootstrap and run the testsuite against a build with
and without my changes, if that's acceptable.