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   1 //-----------------------------------------------------------------------------
   2 // General-purpose miscellany.
   3 //
   4 // Jonathan Westhues, April 2006.
   5 //-----------------------------------------------------------------------------
   6
   7 module mux8(sel, y, x0, x1, x2, x3, x4, x5, x6, x7);
   8     input [2:0] sel;
   9     input x0, x1, x2, x3, x4, x5, x6, x7;
  10     output y;
  11     reg y;
  12
  13 always @(x0 or x1 or x2 or x3 or x4 or x5 or x6 or x7 or sel)
  14 begin
  15     case (sel)
  16         3'b000: y = x0;
  17         3'b001: y = x1;
  18         3'b010: y = x2;
  19         3'b011: y = x3;
  20         3'b100: y = x4;
  21         3'b101: y = x5;
  22         3'b110: y = x6;
  23         3'b111: y = x7;
  24     endcase
  25 end
  26
  27 endmodule