private void assembleToolStripMenuItem_Click(object sender, EventArgs e)
{
SimulatorDisplayQueue.Clear();
SimulatorList.ListToExecute.Clear();
SimulatorParameters.ResetCounter();
txtBoxMachineCode.Clear();
txtBoxErrors.Clear();
for (int i = 0; i < txtBoxMnemonics.Lines.Count(); i++)
{
string text = txtBoxMnemonics.Lines[i];
if (!String.IsNullOrEmpty(text))
{
try
{
text = TextParser.LineParse(text);
txtBoxMachineCode.AppendText(text);
}
catch (InstructionException ex)
{
FormatErrorText(ex.Message, i);
}
catch (ParameterException ex)
{
FormatErrorText(ex.Message, i);
}
txtBoxMachineCode.AppendText(Environment.NewLine);
}
}
}
private static void sub(SimulatorParameters Sim)
{
int _rs = Convert.ToInt32(Sim.rs_value);
int _rt = Convert.ToInt32(Sim.rt_value);
Sim.rd_value = Convert.ToString(_rs - _rt);
Sim.immediate = "";
}
private static void jump(SimulatorParameters Sim)
{
try
{
Sim.immediate = Convert.ToInt32(Sim.immediate, 2).ToString();
}
catch (Exception)
{
//in cazul instructiunilor jump adresa immediate primita in binar este
//convertita in zecimal la prima executare a instructiunii si
//se arunca exceptie la urmatoarele executari deoarece stringul nu mai e in binar
}
}
private void NewToolStripMenuItem_Click(object sender, EventArgs e)
{
SimulatorDisplayQueue.Clear();
SimulatorList.ListToExecute.Clear();
SimulatorParameters.ResetCounter();
DialogResult dialogResult = MessageBox.Show("Any unsaved changes will be lost. Continue?", "New File", MessageBoxButtons.YesNo);
if (dialogResult == DialogResult.Yes)
{
txtBoxMnemonics.Clear();
txtBoxMachineCode.Clear();
txtBoxErrors.Clear();
}
}
private void btnExecute_Click(object sender, EventArgs e)
{
SimulatorParameters sim = SimulatorList.ListToExecute[i];
if (!String.IsNullOrEmpty(sim.rt_name) && !String.Equals(TextParser.GetGenericRegisterName(), sim.rt_name))
{
controls = this.Controls.Find(sim.rt_name, true);
sim.rt_value = HexToDecimal(controls[0].Text);
}
if (!String.IsNullOrEmpty(sim.rs_name) && !String.Equals(TextParser.GetGenericRegisterName(), sim.rt_name))
{
controls = this.Controls.Find(sim.rs_name, true);
sim.rs_value = HexToDecimal(controls[0].Text);
}
try
{
SimulatorDictionary.Dict[sim.operation].Invoke(sim);
}
catch (Exception)
{
lblDebugger.Text = "Unimplemented instruction " + sim.operation;
}
if (!String.IsNullOrEmpty(sim.rd_name) && !String.Equals(TextParser.GetGenericRegisterName(), sim.rt_name))
{
controls = this.Controls.Find(sim.rd_name, true);
controls[0].Text = DecimalToHex(sim.rd_value);
}
if (String.IsNullOrEmpty(sim.immediate))
{
i++;
}
else
{
i = (SimulatorList.ListToExecute.FindIndex(delegate(SimulatorParameters find) { return(DecimalToHex(find.pc.ToString()) == DecimalToHex(sim.immediate)); }));
}
try
{
pc.Text = DecimalToHex(SimulatorList.ListToExecute[i].pc);
}
catch (Exception ex)
{
lblDebugger.Text = "Reached end of instructions";
btnExecute.Enabled = false;
}
ColorCurrentLine(i, Color.Red);
}
private static void ori(SimulatorParameters Sim)
{
if (!String.IsNullOrEmpty(Sim.immediate))
{
Sim.immediate_as_value = Sim.immediate;
Sim.immediate = null;
}
Sim.rd_name = Sim.rt_name;
string rs_value_binary = Convert.ToString(Convert.ToInt32(Sim.rs_value), 2);
if (Sim.immediate_as_value.Length != rs_value_binary.Length)
{
if (Sim.immediate_as_value.Length > rs_value_binary.Length)
{
rs_value_binary = rs_value_binary.PadLeft(Sim.immediate_as_value.Length, '0');
}
else
{
Sim.immediate_as_value = Sim.immediate_as_value.PadLeft(rs_value_binary.Length, '0');
}
}
char[] immediate_as_value = Sim.immediate_as_value.ToCharArray();
char[] rs_value = rs_value_binary.ToCharArray();
char[] result_char = new char[immediate_as_value.Length];
for (int i = 0; i < result_char.Length; i++)
{
result_char[i] = Convert.ToChar(Convert.ToInt32(immediate_as_value[i]) | Convert.ToInt32(rs_value[i]));
}
string result_string = new string(result_char);
while (result_string.StartsWith("0"))
{
result_string = result_string.Remove(0, 1);
}
Sim.rd_value = Convert.ToString(Convert.ToInt32(result_string, 2));
}
