module __std__clzt_pow2_4(
  input wire [3:0] value,
  output wire [2:0] out
);
  function automatic priority_sel_1b_2way (input reg [1:0] sel, input reg case0, input reg case1, input reg default_value);
    begin
      casez (sel)
        2'b?1: begin
          priority_sel_1b_2way = case0;
        end
        2'b10: begin
          priority_sel_1b_2way = case1;
        end
        2'b00: begin
          priority_sel_1b_2way = default_value;
        end
        default: begin
          // Propagate X
          priority_sel_1b_2way = 1'dx;
        end
      endcase
    end
  endfunction
  wire nor_264;
  wire nor_266;
  wire and_267;
  assign nor_264 = ~(value[1] | value[0]);
  assign nor_266 = ~(value[3] | value[2] | nor_264);
  assign and_267 = ~(value[3] | value[2]) & nor_264;
  assign out = {and_267, nor_266, priority_sel_1b_2way({nor_266, and_267}, 1'h0, ~(value[1] | ~value[0]), ~(value[3] | ~value[2]))};
endmodule