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