public override bool TestGate()
{
Random rand = new Random();
WireSet randWire = new WireSet(Size);
WireSet maxWire = new WireSet(Size);
maxWire.Set2sComplement((int)Math.Pow(2, Size - 1) - 1);
for (int i = 0; i < 1000; i++)
{
int num = (int)rand.Next(-(int)Math.Pow(2, Size - 1), ((int)Math.Pow(2, Size - 1) - 1));
randWire.Set2sComplement(num);
Input.Set2sComplement(randWire.Get2sComplement());
Load.Value = 1;
Clock.ClockDown();
Clock.ClockUp();
Load.Value = 0;
Input.Set2sComplement(maxWire.Get2sComplement());
if (randWire.Get2sComplement() != Output.Get2sComplement())
{
return(false);
}
Clock.ClockDown();
Clock.ClockUp();
if (randWire.Get2sComplement() != Output.Get2sComplement())
{
return(false);
}
Load.Value = 1;
Clock.ClockDown();
Clock.ClockUp();
if (Input.Get2sComplement() != Output.Get2sComplement())
{
return(false);
}
}
return(true);
}
private static void TestWireSet_2sComplement(WireSet wireSet, int value)
{
wireSet.Set2sComplement(value);
if (value != wireSet.Get2sComplement())
{
Console.WriteLine("bugbug wireset");
}
}
private bool Test(int wordBitsFilter, int x, int y, int zx, int nx, int zy, int ny, int f, int no)
{
if (zx != 0)
{
x = 0;
}
if (nx != 0)
{
x = ~x;
}
if (zy != 0)
{
y = 0;
}
if (ny != 0)
{
y = ~y;
}
int output;
if (f == 0)
{
output = x & y;
}
else
{
output = x + y;
}
if (no != 0)
{
output = ~output;
}
output = output & wordBitsFilter;
var wsExpectedOutput = new WireSet(Size);
wsExpectedOutput.Set2sComplement(output);
int expectedZr = output == 0 ? 1 : 0;
int expectedNg = wsExpectedOutput.Get2sComplement() < 0 ? 1 : 0;
return(TestOutput(wsExpectedOutput, expectedZr, expectedNg));
}
public override bool TestGate()
{
int bits = Size - 1;
for (int i = 0; i < 10; i++)
{
Random rand = new Random();
int num1 = rand.Next((-(int)Math.Pow(2, bits - 1)), ((int)Math.Pow(2, bits - 1) - 1) + 1);
int num2 = rand.Next((-(int)Math.Pow(2, bits - 1)), ((int)Math.Pow(2, bits - 1) - 1) + 1);
WireSet sum = new WireSet(Size);
sum.Set2sComplement(num1 + num2);
Input1.Set2sComplement(num1);
Input2.Set2sComplement(num2);
if (Output.Get2sComplement() != sum.Get2sComplement())
{
return(false);
}
}
return(true);
}
static void Main(string[] args)
{
AndGate and = new AndGate();
OrGate or = new OrGate();
XorGate xor = new XorGate();
MuxGate mux = new MuxGate();
Demux demux = new Demux();
HalfAdder ha = new HalfAdder();
FullAdder fa = new FullAdder();
if (!and.TestGate())
{
Console.WriteLine("bugbug");
}
Console.WriteLine("done And");
if (!or.TestGate())
{
Console.WriteLine("bugbug");
}
Console.WriteLine("done Or");
if (!xor.TestGate())
{
Console.WriteLine("bugbug");
}
Console.WriteLine("done Xor");
if (!mux.TestGate())
{
Console.WriteLine("bugbug");
}
Console.WriteLine("done Mux");
if (!demux.TestGate())
{
Console.WriteLine("bugbug");
}
Console.WriteLine("done Demux");
if (!ha.TestGate())
{
Console.WriteLine("bugbug");
}
Console.WriteLine("done HalfAdder");
if (!fa.TestGate())
{
Console.WriteLine("bugbug");
}
Console.WriteLine("done FullAdder");
WireSet num = new WireSet(4);
num.SetValue(6);
Console.WriteLine(num.ToString());
Console.WriteLine(num.GetValue());
Console.WriteLine("trying 2's complement");
WireSet num2 = new WireSet(4);
num2.Set2sComplement(6);
Console.WriteLine(num2.Get2sComplement());
WireSet num3 = new WireSet(4);
num3.Set2sComplement(-2);
Console.WriteLine(num3.Get2sComplement());
BitwiseAndGate BWAnd = new BitwiseAndGate(3);
BWAnd.TestGate();
BitwiseNotGate BWNot = new BitwiseNotGate(3);
BWNot.TestGate();
BitwiseOrGate BWOr = new BitwiseOrGate(3);
BWOr.TestGate();
BitwiseMux BWMux = new BitwiseMux(3);
BWMux.TestGate();
BitwiseDemux BWDemux = new BitwiseDemux(3);
BWDemux.TestGate();
MultiBitAndGate multiAnd = new MultiBitAndGate(3);
multiAnd.TestGate();
MultiBitAdder multiAdd = new MultiBitAdder(5);
multiAdd.TestGate();
BitwiseMultiwayMux multimux = new BitwiseMultiwayMux(8, 2);
WireSet[] inp = new WireSet[4];
inp[0] = new WireSet(8);
inp[0].Set2sComplement(1);
multimux.ConnectInput(0, inp[0]);
inp[1] = new WireSet(8);
inp[1].Set2sComplement(2);
multimux.ConnectInput(1, inp[1]);
inp[2] = new WireSet(8);
inp[2].Set2sComplement(3);
multimux.ConnectInput(2, inp[2]);
inp[3] = new WireSet(8);
inp[3].Set2sComplement(4);
multimux.ConnectInput(3, inp[3]);
WireSet control = new WireSet(2);
control.Set2sComplement(3);
multimux.ConnectControl(control);
multimux.TestGate();
BitwiseMultiwayDemux multidemux = new BitwiseMultiwayDemux(8, 1);
ALU alu = new ALU(16);
alu.TestGate();
SingleBitRegister sbr = new SingleBitRegister();
if (sbr.TestGate())
{
Console.WriteLine("sbr IS OK");
}
MultiBitRegister mbr = new MultiBitRegister(8);
if (mbr.TestGate())
{
Console.WriteLine("mbr IS OK");
}
Memory mem = new Memory(3, 6);
if (mem.TestGate())
{
Console.WriteLine("mem IS OK");
}
Console.ReadLine();
}
public override bool TestGate()
{
Random rand = new Random();
WireSet randInWire = new WireSet(WordSize);
for (int i = 0; i < m_rMultiBit.Length; i++)
{
randInWire.Set2sComplement((int)rand.Next(-(int)Math.Pow(2, WordSize - 1), ((int)Math.Pow(2, WordSize - 1) - 1))); //generate random valid input
Input.Set2sComplement(randInWire.Get2sComplement()); // connect input to randomized wire
Address.Set2sComplement((int)rand.Next(0, (int)Math.Pow(2, AddressSize) + 1)); //generate random valid address
Load.Value = 1;
Clock.ClockDown();
Clock.ClockUp();
Load.Value = 0;
int tempChange = randInWire.Get2sComplement();
if (tempChange < 0)
{
tempChange++;
}
else
{
tempChange--;
}
Input.Set2sComplement(tempChange);
if (Output.Get2sComplement() != randInWire.Get2sComplement())
{
return(false);
}
Clock.ClockDown();
Clock.ClockUp();
if (Output.Get2sComplement() != randInWire.Get2sComplement())
{
return(false);
}
Load.Value = 1;
Clock.ClockDown();
Clock.ClockUp();
if (Output.Get2sComplement() != Input.Get2sComplement())
{
return(false);
}
tempChange = Address.Get2sComplement();
if (tempChange != 0)
{
tempChange--;
}
else
{
tempChange++;
}
Address.Set2sComplement(tempChange);
Clock.ClockDown();
Clock.ClockUp();
if (Output.Get2sComplement() != Input.Get2sComplement())
{
return(false);
}
}
return(true);
}