{"ast_node_type":"other","tokens":[{"end":48,"kind":"keyword","start":0,"text":"types::I32"}]}
                    types::I32 | types::F32 => {
                let mask_lane = match mask_lane_clif_ty {
                        fx.bcx.ins().band_imm(mask_lane, 0x8000_0000u64 as i64)