Previously, the W component would be incorrect for attributes using this
format when loaded in RADV's vertex shader prologs.
Fixes dEQP-VK.pipeline.fast_linked_library.vertex_input.*b10g11r11*missing_components*
Signed-off-by: Rhys Perry <pendingchaos02@gmail.com>
Reviewed-by: Bas Nieuwenhuizen <bas@basnieuwenhuizen.nl>
Reviewed-by: Samuel Pitoiset <samuel.pitoiset@gmail.com>
Fixes: 6a2ada93b4 ("ac: add ac_vtx_format_info")
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/23645>
(cherry picked from commit 4291cc5255)