`timescale 1ns / 1ps
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`timescale 1ns / 1ps
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`include "../rtl/inc.v"
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`include "../rtl/inc.v"
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module test_point_scalar_mult;
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module test_point_scalar_mult;
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// Inputs
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// Inputs
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reg clk;
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reg clk;
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reg reset;
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reg reset;
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reg [`WIDTH:0] x1, y1;
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reg [`WIDTH:0] x1, y1;
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reg zero1;
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reg zero1;
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reg [`SCALAR_WIDTH:0] c;
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reg [`SCALAR_WIDTH:0] c;
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// Outputs
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// Outputs
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wire done;
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wire done;
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wire zero3;
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wire zero3;
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wire [`WIDTH:0] x3, y3;
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wire [`WIDTH:0] x3, y3;
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// Instantiate the Unit Under Test (UUT)
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// Instantiate the Unit Under Test (UUT)
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point_scalar_mult uut (
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point_scalar_mult uut (
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.clk(clk),
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.clk(clk),
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.reset(reset),
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.reset(reset),
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.x1(x1),
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.x1(x1),
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.y1(y1),
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.y1(y1),
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.zero1(zero1),
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.zero1(zero1),
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.c(c),
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.c(c),
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.done(done),
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.done(done),
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.x3(x3),
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.x3(x3),
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.y3(y3),
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.y3(y3),
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.zero3(zero3)
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.zero3(zero3)
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);
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);
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initial begin
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initial begin
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// Initialize Inputs
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// Initialize Inputs
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clk = 0;
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clk = 0;
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reset = 0;
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reset = 0;
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x1 = 0;
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x1 = 0;
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y1 = 0;
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y1 = 0;
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zero1 = 0;
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zero1 = 0;
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c = 0;
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c = 0;
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// Wait 100 ns for global reset to finish
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// Wait 100 ns for global reset to finish
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#100;
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#100;
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// Add stimulus here
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// Add stimulus here
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// if scalar value is zero, then the result is inf point
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// if scalar value is zero, then the result is inf point
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x1 = 194'h2a4290286121261a82446a41200622024988295015114486;
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x1 = 194'h2a4290286121261a82446a41200622024988295015114486;
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y1 = 194'h16595a61040a8611209820112a1582a081a1a182264601252;
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y1 = 194'h16595a61040a8611209820112a1582a081a1a182264601252;
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zero1 = 0;
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zero1 = 0;
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c = 0;
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c = 0;
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go;
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go;
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if (zero3 !== 1) begin $display("E"); $finish; end else $display(":D");
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if (zero3 !== 1) begin $display("E"); $finish; end else $display(":D");
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// if scalar value is one, then the result is the input point, test case 1
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// if scalar value is one, then the result is the input point, test case 1
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x1 = 194'h2a4290286121261a82446a41200622024988295015114486;
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x1 = 194'h2a4290286121261a82446a41200622024988295015114486;
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y1 = 194'h16595a61040a8611209820112a1582a081a1a182264601252;
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y1 = 194'h16595a61040a8611209820112a1582a081a1a182264601252;
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zero1 = 0;
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zero1 = 0;
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c = 1;
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c = 1;
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go;
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go;
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if (zero3 !== 0 ||
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if (zero3 !== 0 ||
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x3 !== 194'h2a4290286121261a82446a41200622024988295015114486 ||
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x3 !== 194'h2a4290286121261a82446a41200622024988295015114486 ||
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y3 !== 194'h16595a61040a8611209820112a1582a081a1a182264601252
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y3 !== 194'h16595a61040a8611209820112a1582a081a1a182264601252
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) begin $display("E"); $finish; end
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) begin $display("E"); $finish; end
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else $display(":D");
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else $display(":D");
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// if scalar value is one, then the result is the input point, test case 2
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// if scalar value is one, then the result is the input point, test case 2
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x1 = 194'h2a4290286121261a82446a41200622024988295015114486;
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x1 = 194'h2a4290286121261a82446a41200622024988295015114486;
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y1 = 194'h16595a61040a8611209820112a1582a081a1a182264601252;
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y1 = 194'h16595a61040a8611209820112a1582a081a1a182264601252;
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zero1 = 1;
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zero1 = 1;
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c = 1;
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c = 1;
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go;
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go;
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if (zero3 !== 1) begin $display("E"); $finish; end
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if (zero3 !== 1) begin $display("E"); $finish; end
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else $display(":D");
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else $display(":D");
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// if scalar value is one thousand. test case 1
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// if scalar value is one thousand. test case 1
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x1 = 194'h126569286a9860859046680265109015266416aa984082610;
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x1 = 194'h126569286a9860859046680265109015266416aa984082610;
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y1 = 194'h2a41880890628944a6844a269258216041061196854181160;
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y1 = 194'h2a41880890628944a6844a269258216041061196854181160;
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zero1 = 0;
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zero1 = 0;
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c = 1000;
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c = 1000;
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go;
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go;
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if (zero3 !== 0 ||
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if (zero3 !== 0 ||
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x3 !== 194'h221495405a9425682104a6a005a42a562564469158a962019 ||
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x3 !== 194'h221495405a9425682104a6a005a42a562564469158a962019 ||
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y3 !== 194'h1048569408a2846964811161095218005098aa06582419a46
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y3 !== 194'h1048569408a2846964811161095218005098aa06582419a46
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) begin $display("E"); $finish; end
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) begin $display("E"); $finish; end
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else $display(":D");
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else $display(":D");
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// if scalar value is one thousand. test case 2
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// if scalar value is one thousand. test case 2
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x1 = 194'h126569286a9860859046680265109015266416aa984082610;
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x1 = 194'h126569286a9860859046680265109015266416aa984082610;
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y1 = 194'h2a41880890628944a6844a269258216041061196854181160;
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y1 = 194'h2a41880890628944a6844a269258216041061196854181160;
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zero1 = 1;
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zero1 = 1;
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c = 1000;
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c = 1000;
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go;
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go;
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if (zero3 !== 1) begin $display("E"); $finish; end
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if (zero3 !== 1) begin $display("E"); $finish; end
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else $display(":D");
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else $display(":D");
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/* // if scalar value is the order of the generator point, then the result is the inf point
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// if scalar value is the order of the generator point, then the result is the inf point
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x1 = 194'h288162298554054820552a05426081a1842886a58916a6249;
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x1 = 194'h288162298554054820552a05426081a1842886a58916a6249;
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y1 = 194'h2895955069089214054596a189a4420556589054140941695;
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y1 = 194'h2895955069089214054596a189a4420556589054140941695;
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zero1 = 0;
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zero1 = 0;
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c = 152'd2726865189058261010774960798134976187171462721;
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c = 152'd2726865189058261010774960798134976187171462721;
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go;
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go;
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if (zero3 !== 1) begin $display("E"); $finish; end
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if (zero3 !== 1) begin $display("E"); $finish; end
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else $display(":D"); */
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else $display(":D");
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// good work, buddy
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// good work, buddy
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$display("nice!");
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$display("nice!");
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$finish;
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$finish;
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end
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end
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always #5 clk = ~clk;
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always #5 clk = ~clk;
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task go;
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task go;
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begin
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begin
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@ (negedge clk); reset = 1; @ (negedge clk); reset = 0;
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@ (negedge clk); reset = 1; @ (negedge clk); reset = 0;
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@ (posedge done); #5 ;
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@ (posedge done); #5 ;
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end
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end
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endtask
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endtask
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endmodule
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endmodule
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