static void Main(string[] args)
{
if (args.Length == 0 || args[0] == "server")
{
MicroThread pt = new MicroThread(ServerPrintRun);
pt.Start();
Server.s_bufferSize = s_blockSize;
MicroThread t = new MicroThread(Server.ListenRun);
t.Start();
Scheduler.Run();
}
else
{
Console.WriteLine("Starting {0} threads, sending {1} {2} byte blocks", s_threads, s_blocks, s_blockSize);
MicroThread pt = new MicroThread(ClientPrintRun);
pt.Start();
for (int i = 0; i < s_threads; i++)
{
Client c = new Client(s_blocks, s_blockSize);
MicroThread t = new MicroThread(c.Run);
t.Start();
}
DateTime t1 = DateTime.Now;
Scheduler.Run();
DateTime t2 = DateTime.Now;
Console.WriteLine();
Console.WriteLine("TOTAL {0} MB/s", (Client.s_totalBlocksSent / 1000.0 / 1000.0 * s_blockSize) / ((TimeSpan)(t2 - t1)).TotalSeconds);
}
}
// Yields the current thread and schedules next one
void YieldInternal()
{
Print("Yield() on thread {0}", m_currentThread);
if (m_currentThread.m_continuation.Store(0) == 0)
{
#if MT_TIMING
m_stopWatch.Stop();
m_currentThread.m_ticks += m_stopWatch.ElapsedTicks;
#endif
m_currentThread.m_state = MicroThreadState.Scheduled;
m_previousThread = m_currentThread;
m_currentThread = m_currentThread.m_next;
ScheduleNext();
}
else
{
// We come here when the thread has resumed
//Print("Yield() returned, resuming thread {0}", m_currentThread);
if (m_currentThread.m_error != null)
{
throw m_currentThread.m_error;
}
}
}
static void Main()
{
DateTime time1 = DateTime.Now;
s_channel = new Channel<int>();
MicroThread t2 = new MicroThread(run2);
t2.Start();
MicroThread t3 = new MicroThread(run2);
t3.Start();
MicroThread t1 = new MicroThread(run1);
t1.Start();
Console.WriteLine("Starting producer/consumer test, loops {0}", s_loops);
Scheduler.Run();
DateTime time2 = DateTime.Now;
Console.WriteLine("total {0}", res);
Console.WriteLine("time {0}ms", (time2 - time1).TotalMilliseconds);
Console.WriteLine("END");
}
public int Send(byte[] buffer, int offset, int size, SocketFlags socketFlags, out SocketError error)
{
int sent = 0;
while (true)
{
sent += m_socket.Send(buffer, offset + sent, size - sent, socketFlags, out error);
if (error == SocketError.WouldBlock)
{
error = SocketError.Success;
}
if (error != SocketError.Success)
{
return(sent);
}
if (sent < size)
{
m_writeCS.Enter();
m_writingThread = MicroThread.CurrentThread;
m_writingThread.Wait();
m_writingThread = null;
m_writeCS.Exit();
}
else
{
return(sent);
}
}
}
//static long s_totalYields = 0;
static int Main(string[] args)
{
if(args.Length != 2)
{
Console.WriteLine("usage: YieldTest <numthreads> <numloops>");
return 1;
}
s_threads = Int32.Parse(args[0]);
s_loops = Int32.Parse(args[1]);
for (int i = 0; i < s_threads; i++)
{
MicroThread t = new MicroThread(Run);
t.Start();
}
DateTime t1 = DateTime.Now;
Scheduler.Run();
DateTime t2 = DateTime.Now;
TimeSpan ts = t2 - t1;
//Console.WriteLine("Total yields {0}", s_totalYields);
Console.WriteLine("{0} threads * {1} loops = {2} yields in {3:F2}s, {4:F0} yields/s", s_threads, s_loops, s_threads * s_loops,
ts.TotalSeconds, (s_threads * s_loops)/ts.TotalSeconds);
/*
long mem = System.GC.GetTotalMemory(false);
Console.WriteLine("Mem {0:F2}M", mem / 1000000.0);
*/
return 0;
}
void AddInternal(MicroThread thread)
{
if (m_currentThread == null)
{
#if EXTRA_CHECKS
if (m_previousThread != null || m_scheduledThreadCount != 0)
{
throw new Exception();
}
#endif
m_currentThread = thread;
m_previousThread = thread;
thread.m_next = thread;
}
else
{
#if EXTRA_CHECKS
if (m_previousThread == null || m_scheduledThreadCount == 0)
{
throw new Exception();
}
#endif
m_previousThread.m_next = thread;
m_previousThread = thread;
thread.m_next = m_currentThread;
}
m_scheduledThreadCount++;
}
static void Main()
{
MicroThread t = new MicroThread(MainRun);
t.Start();
Scheduler.Run();
}
static void Main()
{
MicroThread t1 = new MicroThread(Run1);
MicroThread t2 = new MicroThread(Run2);
t1.Start();
t2.Start();
Scheduler.Run();
}
public void Exit()
{
if (m_suspendedThreads.Count > 0)
{
MicroThread t = m_suspendedThreads.Dequeue();
t.WakeUp();
}
m_locked = false;
}
void SleepInternal(int milliseconds)
{
Print("Putting thread {0} to sleep for {1} ms", m_currentThread, milliseconds);
if (m_currentThread.m_continuation.Store(0) == 0)
{
#if MT_TIMING
m_stopWatch.Stop();
m_currentThread.m_ticks += m_stopWatch.ElapsedTicks;
#endif
MicroThread thread = m_currentThread;
RemoveCurrentThread();
thread.m_state = MicroThreadState.Sleeping;
DateTime wakeDateTime = DateTime.UtcNow + TimeSpan.FromMilliseconds(milliseconds);
long wakeTime = wakeDateTime.Ticks;
thread.m_wakeTime = wakeTime;
if (m_firstSleepingThread == null)
{
m_firstSleepingThread = thread;
}
else if (wakeTime <= m_firstSleepingThread.m_wakeTime)
{
thread.m_next = m_firstSleepingThread;
m_firstSleepingThread = thread;
}
else
{
MicroThread t = m_firstSleepingThread;
while (t.m_next != null && wakeTime >= t.m_next.m_wakeTime)
{
t = t.m_next;
}
thread.m_next = t.m_next;
t.m_next = thread;
}
m_sleepingThreadCount++;
ScheduleNext();
}
else
{
Print("Thread {0} woke up from sleep", m_currentThread);
if (m_currentThread.m_error != null)
{
throw m_currentThread.m_error;
}
}
}
void WakeUpInternal(MicroThread thread)
{
Print("Waking up thread {0}", thread);
m_waitingThreadCount--;
thread.m_state = MicroThreadState.Scheduled;
AddInternal(thread);
}
public void Increase()
{
Console.WriteLine("Semaphore:Increase {0} -> {1}", m_value, m_value + 1);
m_value++;
if (m_value <= 0)
{
MicroThread t = m_suspendedThreads.Dequeue();
t.WakeUp();
}
}
public void Decrease()
{
Console.WriteLine("Semaphore:Decrease {0} -> {1}", m_value, m_value - 1);
m_value--;
if (m_value < 0)
{
MicroThread t = MicroThread.CurrentThread;
m_suspendedThreads.Enqueue(t);
t.Wait();
}
}
public T Receive()
{
MicroThread t = MicroThread.CurrentThread;
if (m_senders.Count == 0)
{
m_receivers.Enqueue(t);
t.Wait();
}
else
{
MicroThread sender = m_senders.Dequeue();
sender.WakeUp();
}
return(m_dataQueue.Dequeue());
}
public MicroSocket Accept()
{
Print("Begin accepting");
m_readCS.Enter();
m_readingThread = MicroThread.CurrentThread;
m_readingThread.Wait();
m_readingThread = null;
m_readCS.Exit();
Print("Accept returned");
Socket newSocket = m_socket.Accept();
MicroSocket s = new MicroSocket(newSocket);
return(s);
}
public void Send(T data)
{
MicroThread t = MicroThread.CurrentThread;
m_dataQueue.Enqueue(data);
if (m_receivers.Count == 0)
{
m_senders.Enqueue(t);
t.Wait();
}
else
{
MicroThread receiver = m_receivers.Dequeue();
receiver.WakeUp();
t.Yield();
}
}
static void MainRun()
{
int started = 0;
while (true)
{
if (Scheduler.ThreadCount < 100)
{
MicroThread t = new MicroThread(Work);
t.Start();
started++;
}
Console.WriteLine("Threads {0}, started {1}", Scheduler.ThreadCount, started);
Scheduler.Yield();
}
}
static void Main()
{
DateTime time1 = DateTime.Now;
MicroThread t = new MicroThread(loop);
t.Start();
Console.WriteLine("Starting yield test, loops {0}", s_loops);
Scheduler.Run();
DateTime time2 = DateTime.Now;
Console.WriteLine("END {0}", res);
TimeSpan ts = time2 - time1;
Console.WriteLine("time {0}ms", ts.TotalMilliseconds);
}
int ManageSleepers()
{
if (m_sleepingThreadCount == 0)
{
#if EXTRA_CHECKS
if (m_firstSleepingThread != null)
{
throw new Exception();
}
#endif
return(-1);
}
long now = DateTime.UtcNow.Ticks;
MicroThread t = m_firstSleepingThread;
while (t != null && t.m_wakeTime < now)
{
MicroThread next = t.m_next;
t.m_state = MicroThreadState.Scheduled;
m_sleepingThreadCount--;
AddInternal(t);
t = next;
}
m_firstSleepingThread = t;
if (m_firstSleepingThread == null)
{
return(-1);
}
else
{
long wait = m_firstSleepingThread.m_wakeTime - now;
return((int)TimeSpan.FromTicks(wait).TotalMilliseconds);
}
}
static int Main(string[] args)
{
if(args.Length != 1)
{
Console.WriteLine("usage: SleepTest <numthreads>");
return 1;
}
s_threads = Int32.Parse(args[0]);
for (int i = 0; i < s_threads; i++)
{
Sleeper s = new Sleeper();
MicroThread t = new MicroThread(s.Run);
t.Start();
}
Scheduler.Run();
return 0;
}
public static void ListenRun()
{
MicroSocket listenSocket = new MicroSocket();
IPEndPoint ep = new IPEndPoint(IPAddress.Any, 12345);
listenSocket.Bind(ep);
listenSocket.Listen(10);
while (true)
{
MicroSocket socket = listenSocket.Accept();
//Console.WriteLine("Accepted a new socket");
//Console.Write(".");
s_connectedSockets++;
Server server = new Server(socket);
MicroThread t = new MicroThread(server.SocketRun);
t.Start();
}
}
void RemoveCurrentThread()
{
if (m_currentThread == m_previousThread)
{
#if EXTRA_CHECKS
if (m_scheduledThreadCount != 1)
{
throw new Exception();
}
#endif
m_currentThread.m_next = null;
m_currentThread = null;
m_previousThread = null;
}
else
{
m_previousThread.m_next = m_currentThread.m_next;
m_currentThread.m_next = null;
m_currentThread = m_previousThread.m_next;
}
m_scheduledThreadCount--;
}
public int Receive(byte[] buffer, int offset, int size, SocketFlags socketFlags, out SocketError error)
{
while (true)
{
int received = m_socket.Receive(buffer, offset, size, socketFlags, out error);
if (error == SocketError.Success)
{
return(received);
}
if (error != SocketError.WouldBlock)
{
return(received);
}
m_readCS.Enter();
m_readingThread = MicroThread.CurrentThread;
m_readingThread.Wait();
m_readingThread = null;
m_readCS.Exit();
}
}
public bool Connect(IPAddress address, int port)
{
Print("Begin connecting to {0}:{1}", address, port);
try
{
m_socket.Connect(new IPEndPoint(address, port));
}
catch (SocketException)
{
// ignore blocking connect exception. shouldn't there be some other way to do this...
//Console.WriteLine("exc cont");
}
m_writeCS.Enter();
m_writingThread = MicroThread.CurrentThread;
m_writingThread.Wait();
m_writingThread = null;
m_writeCS.Exit();
//Console.WriteLine("STATE {0}", m_waitState);
if ((m_selectStatus & MicroSocketSelectStatus.Error) != 0)
{
Console.WriteLine("Connect failed");
return(false);
}
else if ((m_selectStatus & MicroSocketSelectStatus.Write) != 0)
{
//Console.WriteLine("Connected!");
return(true);
}
else
{
throw new Exception("illegal state");
}
}
public static void Add(MicroThread thread)
{
s_scheduler.AddInternal(thread);
}
void SleepInternal(int milliseconds)
{
Print("Putting thread {0} to sleep for {1} ms", m_currentThread, milliseconds);
if (m_currentThread.m_continuation.Store(0) == 0)
{
#if MT_TIMING
m_stopWatch.Stop();
m_currentThread.m_ticks += m_stopWatch.ElapsedTicks;
#endif
MicroThread thread = m_currentThread;
RemoveCurrentThread();
thread.m_state = MicroThreadState.Sleeping;
DateTime wakeDateTime = DateTime.UtcNow + TimeSpan.FromMilliseconds(milliseconds);
long wakeTime = wakeDateTime.Ticks;
thread.m_wakeTime = wakeTime;
if (m_firstSleepingThread == null)
{
m_firstSleepingThread = thread;
}
else if (wakeTime <= m_firstSleepingThread.m_wakeTime)
{
thread.m_next = m_firstSleepingThread;
m_firstSleepingThread = thread;
}
else
{
MicroThread t = m_firstSleepingThread;
while (t.m_next != null && wakeTime >= t.m_next.m_wakeTime)
t = t.m_next;
thread.m_next = t.m_next;
t.m_next = thread;
}
m_sleepingThreadCount++;
ScheduleNext();
}
else
{
Print("Thread {0} woke up from sleep", m_currentThread);
if (m_currentThread.m_error != null)
throw m_currentThread.m_error;
}
}
void AddInternal(MicroThread thread)
{
if (m_currentThread == null)
{
#if EXTRA_CHECKS
if(m_previousThread != null || m_scheduledThreadCount != 0)
throw new Exception();
#endif
m_currentThread = thread;
m_previousThread = thread;
thread.m_next = thread;
}
else
{
#if EXTRA_CHECKS
if(m_previousThread == null || m_scheduledThreadCount == 0)
throw new Exception();
#endif
m_previousThread.m_next = thread;
m_previousThread = thread;
thread.m_next = m_currentThread;
}
m_scheduledThreadCount++;
}
public static void WakeUp(MicroThread thread)
{
s_scheduler.WakeUpInternal(thread);
}
public static void Add(MicroThread thread)
{
s_scheduler.AddInternal(thread);
}
static void Main()
{
Application.EnableVisualStyles();
Application.SetCompatibleTextRenderingDefault(false);
MyForm f = new MyForm();
f.Show();
new MicroThread(WindowRun).Start();
for (int i = 0; i < 200; i++)
{
Dot d = new Dot(i, 0, Color.Red, f);
MicroThread t = new MicroThread(d.Run);
t.Start();
}
Scheduler.Run();
// Application.Run(f);
}
public static void WakeUp(MicroThread thread)
{
s_scheduler.WakeUpInternal(thread);
}
public int Send(byte[] buffer, int offset, int size, SocketFlags socketFlags, out SocketError error)
{
int sent = 0;
while (true)
{
sent += m_socket.Send(buffer, offset + sent, size - sent, socketFlags, out error);
if (error == SocketError.WouldBlock)
{
error = SocketError.Success;
}
if (error != SocketError.Success)
{
return sent;
}
if (sent < size)
{
m_writeCS.Enter();
m_writingThread = MicroThread.CurrentThread;
m_writingThread.Wait();
m_writingThread = null;
m_writeCS.Exit();
}
else
{
return sent;
}
}
}
public bool Connect(IPAddress address, int port)
{
Print("Begin connecting to {0}:{1}", address, port);
try
{
m_socket.Connect(new IPEndPoint(address, port));
}
catch (SocketException)
{
// ignore blocking connect exception. shouldn't there be some other way to do this...
//Console.WriteLine("exc cont");
}
m_writeCS.Enter();
m_writingThread = MicroThread.CurrentThread;
m_writingThread.Wait();
m_writingThread = null;
m_writeCS.Exit();
//Console.WriteLine("STATE {0}", m_waitState);
if ((m_selectStatus & MicroSocketSelectStatus.Error) != 0)
{
Console.WriteLine("Connect failed");
return false;
}
else if ((m_selectStatus & MicroSocketSelectStatus.Write) != 0)
{
//Console.WriteLine("Connected!");
return true;
}
else
{
throw new Exception("illegal state");
}
}
void WakeUpInternal(MicroThread thread)
{
Print("Waking up thread {0}", thread);
m_waitingThreadCount--;
thread.m_state = MicroThreadState.Scheduled;
AddInternal(thread);
}
// Yields the current thread and schedules next one
void YieldInternal()
{
Print("Yield() on thread {0}", m_currentThread);
if (m_currentThread.m_continuation.Store(0) == 0)
{
#if MT_TIMING
m_stopWatch.Stop();
m_currentThread.m_ticks += m_stopWatch.ElapsedTicks;
#endif
m_currentThread.m_state = MicroThreadState.Scheduled;
m_previousThread = m_currentThread;
m_currentThread = m_currentThread.m_next;
ScheduleNext();
}
else
{
// We come here when the thread has resumed
//Print("Yield() returned, resuming thread {0}", m_currentThread);
if (m_currentThread.m_error != null)
throw m_currentThread.m_error;
}
}
public int Receive(byte[] buffer, int offset, int size, SocketFlags socketFlags, out SocketError error)
{
while (true)
{
int received = m_socket.Receive(buffer, offset, size, socketFlags, out error);
if (error == SocketError.Success)
{
return received;
}
if (error != SocketError.WouldBlock)
{
return received;
}
m_readCS.Enter();
m_readingThread = MicroThread.CurrentThread;
m_readingThread.Wait();
m_readingThread = null;
m_readCS.Exit();
}
}
void RunInternal()
{
if (m_running == true)
{
throw new Exception("Scheduler already running");
}
if (m_scheduledThreadCount == 0)
{
return;
}
m_running = true;
m_continuation.Mark();
// status 1 = new thread to be started, m_currentThread has been set
// status 2 = exiting
int status = m_continuation.Store(1);
if (status == 1)
{
// status 1 = new thread to be started, m_currentThread has been set
if (m_currentThread.m_state != MicroThreadState.Starting)
{
throw new Exception(String.Format("illegal state {0}", m_currentThread.m_state));
}
try
{
Print("Starting new thread {0}", m_currentThread);
m_currentThread.m_state = MicroThreadState.Running;
#if MT_TIMING
m_stopWatch.Reset();
m_stopWatch.Start();
#endif
m_currentThread.Run();
#if MT_TIMING
m_stopWatch.Stop();
m_currentThread.m_ticks += m_stopWatch.ElapsedTicks;
#endif
// When we are here the thread has finished
Print("Thread {0} finished", m_currentThread);
}
catch (Exception e)
{
Console.WriteLine("Unhandled Exception in thread {0}", m_currentThread);
Console.WriteLine("Thread terminated");
Console.WriteLine(e.ToString());
}
m_currentThread.m_state = MicroThreadState.Stopped;
m_currentThread.Dispose();
RemoveCurrentThread();
ScheduleNext();
// Never reached
throw new Exception();
}
else if (status == 2)
{
m_currentThread = null;
m_previousThread = null;
m_scheduledThreadCount = 0;
m_waitingThreadCount = 0;
Print("Scheduler exiting");
return;
}
else
{
throw new Exception("Urrgh illegal restore status");
}
// never reached
//throw new Exception();
}
public MicroSocket Accept()
{
Print("Begin accepting");
m_readCS.Enter();
m_readingThread = MicroThread.CurrentThread;
m_readingThread.Wait();
m_readingThread = null;
m_readCS.Exit();
Print("Accept returned");
Socket newSocket = m_socket.Accept();
MicroSocket s = new MicroSocket(newSocket);
return s;
}
void RemoveCurrentThread()
{
if (m_currentThread == m_previousThread)
{
#if EXTRA_CHECKS
if(m_scheduledThreadCount != 1)
throw new Exception();
#endif
m_currentThread.m_next = null;
m_currentThread = null;
m_previousThread = null;
}
else
{
m_previousThread.m_next = m_currentThread.m_next;
m_currentThread.m_next = null;
m_currentThread = m_previousThread.m_next;
}
m_scheduledThreadCount--;
}
int ManageSleepers()
{
if (m_sleepingThreadCount == 0)
{
#if EXTRA_CHECKS
if(m_firstSleepingThread != null)
throw new Exception();
#endif
return -1;
}
long now = DateTime.UtcNow.Ticks;
MicroThread t = m_firstSleepingThread;
while(t != null && t.m_wakeTime < now)
{
MicroThread next = t.m_next;
t.m_state = MicroThreadState.Scheduled;
m_sleepingThreadCount--;
AddInternal(t);
t = next;
}
m_firstSleepingThread = t;
if (m_firstSleepingThread == null)
return -1;
else
{
long wait = m_firstSleepingThread.m_wakeTime - now;
return (int)TimeSpan.FromTicks(wait).TotalMilliseconds;
}
}
void RunInternal()
{
if (m_running == true)
{
throw new Exception("Scheduler already running");
}
if (m_scheduledThreadCount == 0)
{
return;
}
m_running = true;
m_continuation.Mark();
// status 1 = new thread to be started, m_currentThread has been set
// status 2 = exiting
int status = m_continuation.Store(1);
if (status == 1)
{
// status 1 = new thread to be started, m_currentThread has been set
if (m_currentThread.m_state != MicroThreadState.Starting)
{
throw new Exception(String.Format("illegal state {0}", m_currentThread.m_state));
}
try
{
Print("Starting new thread {0}", m_currentThread);
m_currentThread.m_state = MicroThreadState.Running;
#if MT_TIMING
m_stopWatch.Reset();
m_stopWatch.Start();
#endif
m_currentThread.Run();
#if MT_TIMING
m_stopWatch.Stop();
m_currentThread.m_ticks += m_stopWatch.ElapsedTicks;
#endif
// When we are here the thread has finished
Print("Thread {0} finished", m_currentThread);
}
catch (Exception e)
{
Console.WriteLine("Unhandled Exception in thread {0}", m_currentThread);
Console.WriteLine("Thread terminated");
Console.WriteLine(e.ToString());
}
m_currentThread.m_state = MicroThreadState.Stopped;
m_currentThread.Dispose();
RemoveCurrentThread();
ScheduleNext();
// Never reached
throw new Exception();
}
else if (status == 2)
{
m_currentThread = null;
m_previousThread = null;
m_scheduledThreadCount = 0;
m_waitingThreadCount = 0;
Print("Scheduler exiting");
return;
}
else
{
throw new Exception("Urrgh illegal restore status");
}
// never reached
//throw new Exception();
}
