/// <summary>
/// Method call when either of the cores did not have any other remaining threads to run. It has to modify the
/// synchronizing mechanisms accordingly.
/// </summary>
private void FinalizeHighLevelThread()
{
ClockBarrier.RemoveParticipant();
ProcessorBarrier.SignalAndWait();
Check();
ProcessorBarrier.RemoveParticipant();
ClockBarrier.SignalAndWait();
}
/// <summary>
/// Main method through which the simulation starts. It also prints information of the various structures present
/// as well as the results of the running threads.
/// </summary>
/// <param name="slowMotion"> The mode of the execution. "true" stands for slow mode, it means that each 100 cycles
/// the simulation will stop for 2 seconds and print the current state of the clock and cores, at "false" it jumps
/// directly to the results.</param>
public void RunSimulation(bool slowMotion)
{
CoreZeroThread.Start();
CoreOneThread.Start();
while (ClockBarrier.ParticipantCount > 1)
{
ClockBarrier.SignalAndWait();
if (slowMotion && Clock % Constants.SlowMotionCycles == 0)
{
System.Console.WriteLine("Current Clock: " + Clock);
System.Console.WriteLine("**********************************************************");
System.Console.WriteLine("Clock : " + Clock);
System.Console.WriteLine("Core Zero Main thread number: " +
CoreZero.Context.ThreadId);
System.Console.WriteLine("Core One thread number: " +
CoreOne.Context.ThreadId);
System.Console.WriteLine("***********************************************************");
Thread.Sleep(Constants.DelayTime);
}
Clock++;
Check();
ProcessorBarrier.SignalAndWait();
}
// At this point the simulation has ended
// First display the data contents of main memory
System.Console.WriteLine("Displaying Main Memory:");
System.Console.Write(Memory.Instance.ToString());
System.Console.WriteLine("***********************************************************");
// Now display Data Caches
System.Console.WriteLine("Displaying Data Cache from Core Zero:");
System.Console.Write(CoreZero.DataCache.ToString());
System.Console.WriteLine("***********************************************************");
System.Console.WriteLine("Displaying Data Cache from Core One:");
System.Console.Write(CoreOne.DataCache.ToString());
System.Console.WriteLine("***********************************************************");
// Finally display the statistics of each thread
System.Console.WriteLine("Displaying statistics for each thread:");
foreach (var context in ContextList)
{
System.Console.WriteLine(context.ToString());
System.Console.WriteLine("***********************************************************");
}
}
