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, mode,
                    output reg[7:0] y);
    always @* begin
        y = x;
        case(mode)
            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))); 
        endcase
    end
endmodule