internal void DebugBreak()
{
if (Debugger == null)
{
Core.AddToOutput("No debugger attached");
return;
}
if ((Core.MainForm.m_CurrentActiveTool != null) &&
(!Core.MainForm.EmulatorSupportsDebugging(Core.MainForm.m_CurrentActiveTool)))
{
return;
}
if (Core.MainForm.AppState == Types.StudioState.DEBUGGING_RUN)
{
// send any command to break into the monitor again
try
{
Debugger.Break();
Core.Executing.BringStudioToForeground();
}
catch (Exception ex)
{
Core.AddToOutput("Exception while debug break:" + ex.ToString());
}
Core.MainForm.AppState = Types.StudioState.DEBUGGING_BROKEN;
FirstActionAfterBreak = true;
Core.MainForm.SetGUIForDebugging(true);
}
}
/// <summary>
/// Executes a compiled SML program
/// </summary>
/// <exception cref="SvmRuntimeException">
/// If an unexpected error occurs during
/// program execution
/// </exception>
private void Run()
{
DateTime start = DateTime.Now;
#region TASK 2 - TO BE IMPLEMENTED BY THE STUDENT
//loop
for (int programCounter = 0; programCounter < program.Count;)
{
if (debugger != null && breakpoints.Capacity != 0)
{
if (breakpoints.Contains(programCounter))
{
debugFrame = new DebugFrame(program[programCounter], RetrieveInstructions(program, programCounter));
debugger.VirtualMachine = this;
debugger.Break(debugFrame);
}
}
program[programCounter].VirtualMachine = this;
program[programCounter].Run();
programCounter++;
if (gotoLine != null)
{
programCounter = (int)gotoLine;
gotoLine = null;
}
}
#region TASKS 5 & 7 - MAY REQUIRE MODIFICATION BY THE STUDENT
// For task 5 (debugging), you should construct a IDebugFrame instance and
// call the Break() method on the IDebugger instance stored in the debugger field
#endregion
#endregion
long memUsed = System.Environment.WorkingSet;
TimeSpan elapsed = DateTime.Now - start;
Console.WriteLine(String.Format(
"\r\n\r\nExecution finished in {0} milliseconds. Memory used = {1} bytes",
elapsed.Milliseconds,
memUsed));
}
