//=========================================================================== 
// Organization : Individual Developer 
// Filename     : testbench.sv
// Author       : Feng Bohan
// Create Time  : 16:44:54 2024-11-29
// Last Modified: 17:04:34 2024-11-29
// Abstract     :  
//--------------------------------------------------------------------------
// Description:
// 
//--------------------------------------------------------------------------
// Modification History:
//--------------------------------------------------------------------------
// Rev      Date        Who         Description
// ---      ----        ---         -----------
// 0.0.01   2024-11-29  Feng Bohan  initial version
//===========================================================================
module B;
    initial begin
        $display("A.data = %0d", A.data);
    end
endmodule

module A #(
    parameter DATA = 0
)();
    reg [31:0] data = DATA;
    B b();
endmodule

module testbench;
    A #(
        .DATA(1)
    )a1();

    A #(
        .DATA(2)
    )a2();

    A #(
        .DATA(3)
    )a3();

    initial begin
        $display("testbench.a1.data = %0d", testbench.a1.data);
        $display("a1.data = %0d", a1.data);
    end
endmodule