private void ShowCode(string[] command)
{
if (string.IsNullOrWhiteSpace(cartridgePath))
{
Console.Error.WriteLine("You must load a cartridge first!"); return;
}
if (command.Length < 3)
{
Console.Error.WriteLine("You must specify an address range."); return;
}
var sb = new StringBuilder();
for (int i = Int32.Parse(command[1], System.Globalization.NumberStyles.HexNumber); i <= Int32.Parse(command[2], System.Globalization.NumberStyles.HexNumber); i++)
{
var instruction = string.Format("{0:X2} 0x{1:X2} {2}\n", i, cartridge[i], Mnemonics.Mnemonic(cartridge[i]).Text);
if (Mnemonics.Mnemonic(cartridge[i]).ExtraOpcodes == 1)
{
instruction = instruction.Replace("n", string.Format("0x{0:X2}", cartridge[++i]));
}
if (Mnemonics.Mnemonic(cartridge[i]).ExtraOpcodes == 2)
{
var first = cartridge[++i];
var second = cartridge[++i];
instruction = instruction.Replace("nn", string.Format("0x{0:X2}{1:X2}", second, first));
}
sb.Append(instruction);
}
Console.WriteLine(sb.ToString());
}
private void PrintEntryPoint()
{
if (string.IsNullOrWhiteSpace(cartridgePath))
{
Console.Error.WriteLine("You must load a cartridge first!"); return;
}
var sb = new StringBuilder();
for (int i = 0x100; i < 0x103; i++)
{
var instruction = string.Format("{0:X2} 0x{1:X2} {2}\n", i, cartridge[i], Mnemonics.Mnemonic(cartridge[i]).Text);
if (Mnemonics.Mnemonic(cartridge[i]).ExtraOpcodes == 1)
{
instruction = instruction.Replace("n", string.Format("0x{0:X2}", cartridge[++i]));
}
if (Mnemonics.Mnemonic(cartridge[i]).ExtraOpcodes == 2)
{
var first = cartridge[++i];
var second = cartridge[++i];
instruction = instruction.Replace("nn", string.Format("0x{0:X2}{1:X2}", second, first));
}
sb.Append(instruction);
}
Console.WriteLine(sb.ToString());
}
private void PrintDevelopementStatus()
{
var counter = 0;
for (int i = 0; i < 256; i++)
{
if (Mnemonics.Mnemonic((byte)i).Text.CompareTo("UNKNOWN") == 0)
{
counter++;
}
}
Console.WriteLine("So far {0} out of 256 instructions have been implemented. Only {1} to go!", 256 - counter, counter);
}
