tests/opt/opt_expr_cmp.v

   1 module top(...);
   2   input [3:0] a;
   3
   4   output o1_1 = 4'b0000 >  a;
   5   output o1_2 = 4'b0000 <= a;
   6   output o1_3 = 4'b1111 <  a;
   7   output o1_4 = 4'b1111 >= a;
   8   output o1_5 = a <  4'b0000;
   9   output o1_6 = a >= 4'b0000;
  10   output o1_7 = a >  4'b1111;
  11   output o1_8 = a <= 4'b1111;
  12
  13   output o2_1 = 4'sb0000 >  $signed(a);
  14   output o2_2 = 4'sb0000 <= $signed(a);
  15   output o2_3 = $signed(a) <  4'sb0000;
  16   output o2_4 = $signed(a) >= 4'sb0000;
  17
  18   output o3_1 = 4'b0100 >  a;
  19   output o3_2 = 4'b0100 <= a;
  20   output o3_3 = a <  4'b0100;
  21   output o3_4 = a >= 4'b0100;
  22
  23   output o4_1 = 5'b10000 >  a;
  24   output o4_2 = 5'b10000 >= a;
  25   output o4_3 = 5'b10000 <  a;
  26   output o4_4 = 5'b10000 <= a;
  27   output o4_5 = a <  5'b10000;
  28   output o4_6 = a <= 5'b10000;
  29   output o4_7 = a >  5'b10000;
  30   output o4_8 = a >= 5'b10000;
  31
  32   output o5_1 = 5'b10100 >  a;
  33   output o5_2 = 5'b10100 >= a;
  34   output o5_3 = 5'b10100 <  a;
  35   output o5_4 = 5'b10100 <= a;
  36   output o5_5 = a <  5'b10100;
  37   output o5_6 = a <= 5'b10100;
  38   output o5_7 = a >  5'b10100;
  39   output o5_8 = a >= 5'b10100;
  40 endmodule