private void DumpState()
{
// Parse current instruction.
string rawInstr = MainModule.GetCurrentInstruction(VMCpu).Trim();
var instr = new MicroCodeInstruction(rawInstr);
var builder = new StringBuilder();
// Add an extra new line if we are switching to an unusual PC (indicator of a basic block header).
int pc = Convert.ToInt32(MainModule.GetProgramCounter(VMCpu), 2);
if (lastPc + 1 != pc)
{
Console.WriteLine();
}
// Print current and next PC.
builder.Append(pc.ToString("X8"));
builder.Append(" -> ");
builder.Append(instr.AddReg3ToNextOffset
? "r3 "
: instr.NextOffset.ToString("X8"));
builder.Append(": ");
// Print destination registers.
if (instr.Destinations != 0)
{
builder.Append(instr.Destinations.ToString().ToLowerInvariant().PadLeft(8));
builder.Append(" := ");
}
else
{
builder.Append(" ");
}
// Print mnemonics.
builder.Append(instr.GetAluMnemonic().PadRight(20));
builder.Append(instr.GetMemoryMnemonic().PadRight(35));
// Print if it checks zero or parity flags.
builder.Append(instr.Parity ? 'P' : ' ');
builder.Append(instr.Zero ? 'Z' : ' ');
builder.Append(" ");
// Print current state of flags.
var flags = MainModule.GetFlags(VMState);
builder.Append("P:");
builder.Append(flags[0]);
builder.Append(" Z:");
builder.Append(flags[1]);
builder.Append(" ");
// Print current register values.
for (int i = 0; i < 10; i++)
{
int raw = Convert.ToInt32(MainModule.GetValue(VMState.InternalState1.Registers[i]), 2);
builder.Append("r");
builder.Append(i.ToString());
builder.Append(": ");
builder.Append(raw.ToString("X8"));
if (i < 9)
{
builder.Append(", ");
}
}
Console.WriteLine(builder.ToString());
lastPc = pc;
}
