4151a39b8a
These are identical, pull them into a helper so we only have one place
to fix bugs.
(Marked fixes because the next two patches depend on the refactor.)
Fixes: ec2e8bc33f ("intel/compiler: Avoid copy propagating large registers into EOT messages")
Reviewed-by: Caio Oliveira <caio.oliveira@intel.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/36577>