public override void UpdateDock(BaseSimState simState)
{
var currentInstruction = simState.Instruction;
var nextInstruction = SimCPU.GetOpcode(simState.NextIP);
textBox1.Text = simState.Tick.ToString();
textBox2.Text = currentInstruction != null?currentInstruction.ToString() : "-BLANK-";
textBox3.Text = nextInstruction != null?nextInstruction.ToString() : "-BLANK-";
textBox4.Text = "0x" + simState.IP.ToString("X8");
textBox5.Text = "0x" + simState.NextIP.ToString("X8");
textBox6.Text = simState.CPUException != null?simState.CPUException.ToString() : "None";
double speed = simState.Tick / simState.TotalElapsedSeconds;
textBox7.Text = speed.ToString("0.00");
Refresh();
}