r600/sfn: don't track address registers in live ranges

There is only one address register, and for the index registers we
don't do a special register allocation, so no need to track these
either.

Signed-off-by: Gert Wollny <gert.wollny@collabora.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/21347>
1 file changed