34ffa4cd10
src and dst can be integer types, and doing an f2f on such types
messes up with the original value. Make sure we keep the original type
when {up,down}sizing the src, dst and out values.
Fixes: f3de2bd6c2 ("nir: Add blend lowering pass")
Signed-off-by: Boris Brezillon <boris.brezillon@collabora.com>
Reviewed-by: Alyssa Rosenzweig <alyssa@rosenzweig.io>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/28839>