8 bit BARREL SHIFTER

module barrel_shifter(d,out,q,c); // Main module of 8-Bit Barrel shifter

  input [7:0]d;

  output [7:0]out,q;

  input[2:0]c;

  mux m1(q[0],d,c);

  mux m2(q[1],{d[0],d[7:1]},c);

  mux m3(q[2],{d[1:0],d[7:2]},c);

  mux m4(q[3],{d[2:0],d[7:3]},c);

  mux m5(q[4],{d[3:0],d[7:4]},c);

  mux m6(q[5],{d[4:0],d[7:5]},c);

  mux m7(q[6],{d[5:0],d[7:6]},c);

  mux m8(q[7],{d[6:0],d[7:7]},c);

  assign out=q;

endmodule

module mux(y,d,c); // Sub module of 8-Bit barrel shifter

  input[7:0]d;

  output y;

  reg y;

  input [2:0]c;

  always @ (c)

  begin

    if (c==3'b000)

      y = d[0];

    else if (c==3'b001)

      y = d[1];

      else if (c==3'b010)

      y = d[2];

      else if (c==3'b011)

      y = d[3];

      else if (c==3'b100)

      y = d[4];

      else if (c==3'b101)

      y = d[5];

      else if (c==3'b110)

      y = d[6];

      else if (c==3'b111)

      y = d[7];

    end

  endmodule