[Bug target/80132] powerpc: irrelevant register move before operation

[segher at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=80132

Segher Boessenkool <segher at gcc dot gnu.org> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
             Status|UNCONFIRMED                 |RESOLVED
                 CC|                            |segher at gcc dot gnu.org
         Resolution|---                         |WORKSFORME

--- Comment #1 from Segher Boessenkool <segher at gcc dot gnu.org> ---
This works fine on trunk.  Closing this PR.  If you want whatever fixed
it backported, please identify what change fixed it.