MultP_tb.sv

`timescale 1ns / 1ps
//////////////////////////////////////////////////////////////////////////////////
// Company:
// Engineer:
//
// Create Date: 17.05.2019 16:59:48
// Design Name:
// Module Name: Mp_tb
// Project Name:
// Target Devices:
// Tool Versions:
// Description:
//
// Dependencies:
//
// Revision:
// Revision 0.01 - File Created
// Additional Comments:
//
//////////////////////////////////////////////////////////////////////////////////


module Mp_tb();
    logic [15:0] a;
    logic [15:0] b;
    logic clk;
    logic reset;
    logic [15:0] result;

    always #5 clk=!clk;

    Mp lfqd (
        .a(a),
        .b(b),
        .clk(clk),
        .reset(reset),
        .result(result)
       );

    initial begin
        clk = 0;
        reset = 1;
        #20;
        reset = 0;
        //nan
        a = 16'b0_11111_0000000001;
        b = 16'b1_01111_0000000000;
        #20;
        b = 16'b0_11111_0000000001;
        a = 16'b1_01111_0000000000;
        #20;
        //0*inf
        a = 16'b0_00000_0000000000;
        b = 16'b1_11111_0000000000;
        #20;
        b = 16'b0_00000_0000000000;
        a = 16'b1_11111_0000000000;
        #20;
        //0*num
        a = 16'b0_00000_0000000000;
        b = 16'b1_10000_0000000000;
        #20;
        b = 16'b0_00000_0000000000;
        a = 16'b1_10000_0000000000;
        #20;
        //inf*num
        a = 16'b1_11111_0000000000;
        b = 16'b1_10000_0000000000;
        #20;
        b = 16'b1_11111_0000000000;
        a = 16'b1_10000_0000000000;
        #20;
        //-4*(-4)
        a = 16'b1_10001_0000000000;
        b = 16'b1_10001_0000000000;
        #20;
        //-4*(1/4)
        a = 16'b1_10001_0000000000;
        b = 16'b0_01101_0000000000;
        #20;
        //1.5*1.5 = 1.125*2
        a = 16'b1_01111_1000000000;
        b = 16'b1_01111_1000000000;
        #20;
        a = 16'b0_10111_0000000000;
        b = 16'b1_10111_0000000000;
        //256*256
        #20;
        a = 16'b0_00111_0000000000;
        b = 16'b0_00110_0000000000;
        //(1/256)*(1/512)
        #20;
    end
endmodule