Because I changed the swizzle check, I also need to adapt the return values for each check. It's basically almost the same as before, we just cross between STD and STD_REV, and cross between ALT and ALT_REV This fixes the rgba test in gl-1.0-readpixsanity (piglit) and also fixes tri-flat (mesa demos). Signed-off-by: Oded Gabbay <oded.gabbay@gmail.com> Cc: "11.1 11.2" <mesa-stable@lists.freedesktop.org> Reviewed-by: Marek Olšák <marek.olsak@amd.com>