private void ResetAndLoadButton_Click(object sender, EventArgs e)
{
try
{
_vm = new StackVirtualMachine(LogToOutput);
_vm.State = SVMSStates.Idle;
var assembler = new SVMAssembler();
var program = assembler.Assemble(CodeInput.Text);
_vm.Load(program);
_vmBackgroundThread = new BackgroundWorker();
_vmBackgroundThread.DoWork += (o, args) =>
{
_vm.Start();
};
_vmBackgroundThread.RunWorkerAsync();
LogToOutput("Loaded. VM Running in idle state");
}
catch (Exception ex)
{
if (ex.GetType() == typeof(AssemblerSyntaxErrorException))
{
LogToOutput(ex.Message);
}
else
{
LogToOutput(ex.ToString());
}
}
}
private void Run(string input)
{
byte[] buffer;
using (var fs = new FileStream(input, FileMode.Open, FileAccess.Read))
{
buffer = new byte[fs.Length];
fs.Seek(0, SeekOrigin.Begin);
fs.Read(buffer, 0, input.Length);
}
var vm = new StackVirtualMachine(_errorCallback);
vm.Load(buffer);
vm.Start();
}
public void DebugErrorCallback()
{
string debugMsg = null;
var vm = new StackVirtualMachine((string msg) =>
{
debugMsg = msg;
});
LoadVM(new object[]
{
0x12345678u
}, vm);
try
{
vm.Start();
}
finally
{
Assert.IsNotNull(debugMsg);
}
}
protected StackVirtualMachine LoadVM(object[] instructions, StackVirtualMachine vm = null)
{
vm = vm ?? new StackVirtualMachine();
vm.Load(instructions.Select(o => Convert.ToUInt32(o)).ToArray());
return(vm);
}