70. Universal Barrel Shifter

How do you plan to solve it?

/*Write your code here*/
module univ_barrel8(
    input [7:0]x,
    input[2:0]sh,
    input [2:0]mode,
    output reg [7:0]y
);
always@(*)
begin
    case(mode)
    3'b000:y=x;
    3'b001:y=x<<sh;
    3'b010:y=x>>sh;
    3'b011:y=$signed(x)>>>sh;
    3'b100:y=((x << sh) | (x >> (8 - sh)));
    3'b101:y=((x >> sh) | (x << (8 - sh)));
    default:y=x;
    
    endcase
end
endmodule