95bd6e915f
At best, this is an extra instruction for NIR to optimize out. At worst, depending on pass ordering nir_load_output could sneak into the final NIR, even on drivers that don't support fbfetch. Signed-off-by: Alyssa Rosenzweig <alyssa@collabora.com> Reviewed-by: Mike Blumenkrantz <michael.blumenkrantz@gmail.com> Reviewed-by: Jason Ekstrand <jason@jlekstrand.net> Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/11255>