public ulong ExecuteSingle(State.ExecutionContext context, ulong address)
{
TranslatedFunction func = GetOrTranslate(address, context.ExecutionMode);
Statistics.StartTimer();
ulong nextAddr = func.Execute(context);
Statistics.StopTimer(address);
return(nextAddr);
}
private void TranslateQueuedSubs()
{
while (_threadCount != 0)
{
if (_backgroundQueue.TryDequeue(out RejitRequest request))
{
TranslatedFunction func = Translate(request.Address, request.Mode, highCq: true);
_funcs.AddOrUpdate(request.Address, func, (key, oldFunc) => func);
}
else
{
_backgroundTranslatorEvent.WaitOne();
}
}
}
private void TranslateQueuedSubs()
{
while (_threadCount != 0)
{
if (_backgroundQueue.TryDequeue(out ulong address))
{
TranslatedFunction func = Translate(address, ExecutionMode.Aarch64, highCq: true);
_funcs.AddOrUpdate(address, func, (key, oldFunc) => func);
}
else
{
_backgroundTranslatorEvent.WaitOne();
}
}
}
private void TranslateQueuedSubs()
{
while (_threadCount != 0)
{
if (_backgroundQueue.TryDequeue(out RejitRequest request))
{
TranslatedFunction func = Translate(request.Address, request.Mode, highCq: true);
_funcs.AddOrUpdate(request.Address, func, (key, oldFunc) => func);
_jumpTable.RegisterFunction(request.Address, func);
}
else
{
_backgroundTranslatorEvent.WaitOne();
}
}
_backgroundTranslatorEvent.Set(); // Wake up any other background translator threads, to encourage them to exit.
}
public void RegisterFunction(ulong address, TranslatedFunction func)
{
address &= ~3UL;
_targets.AddOrUpdate(address, func, (key, oldFunc) => func);
long funcPtr = func.GetPointer().ToInt64();
// Update all jump table entries that target this address.
if (_dependants.TryGetValue(address, out LinkedList <int> myDependants))
{
lock (myDependants)
{
foreach (var entry in myDependants)
{
IntPtr addr = _jumpRegion.Pointer + entry * JumpTableStride;
Marshal.WriteInt64(addr, 8, funcPtr);
}
}
}
}
public void RegisterFunction(ulong address, TranslatedFunction func)
{
address &= ~3UL;
Targets.AddOrUpdate(address, func, (key, oldFunc) => func);
long funcPtr = func.FuncPtr.ToInt64();
// Update all jump table entries that target this address.
if (Dependants.TryGetValue(address, out LinkedList <int> myDependants))
{
lock (myDependants)
{
foreach (int entry in myDependants)
{
IntPtr addr = GetEntryAddressJumpTable(entry);
Marshal.WriteInt64(addr, 8, funcPtr);
}
}
}
}
private void EnqueueForDeletion(ulong guestAddress, TranslatedFunction func)
{
_oldFuncs.Enqueue(new KeyValuePair <ulong, IntPtr>(guestAddress, func.FuncPtr));
}