internal void TranslateVirtualSubroutine(CpuThreadState state, long position)
{
if (!_cache.TryGetSubroutine(position, out TranslatedSub sub) || sub.Tier == TranslationTier.Tier0)
{
_queue.Enqueue(new TranslatorQueueItem(position, state.GetExecutionMode(), TranslationTier.Tier1));
}
}
public void TranslateAhead(long position, ExecutionMode mode = ExecutionMode.Aarch64)
{
if (_cache.TryGetSubroutine(position, out TranslatedSub sub) && sub.Tier != TranslationTier.Tier0)
{
return;
}
_queue.Enqueue(position, mode, TranslationTier.Tier1, isComplete: true);
}
private void ExecuteSubroutine(CpuThreadState state, long position)
{
state.CurrentTranslator = this;
do
{
if (EnableCpuTrace)
{
CpuTrace?.Invoke(this, new CpuTraceEventArgs(position));
}
if (!_cache.TryGetSubroutine(position, out TranslatedSub sub))
{
sub = TranslateLowCq(position, state.GetExecutionMode());
}
position = sub.Execute(state, _memory);
}while (position != 0 && state.Running);
state.CurrentTranslator = null;
}
public void Execute(ARMeilleure.State.IExecutionContext ctx, ulong address)
{
CpuThreadState state = (CpuThreadState)ctx;
long position = (long)address;
if (Interlocked.Increment(ref _threadCount) == 1)
{
_backgroundTranslator = new Thread(TranslateQueuedSubs);
_backgroundTranslator.Start();
}
state.CurrentTranslator = this;
do
{
if (EnableCpuTrace)
{
CpuTrace?.Invoke(this, new CpuTraceEventArgs(position));
}
if (!_cache.TryGetSubroutine(position, out TranslatedSub sub))
{
sub = TranslateLowCq(position, state.GetExecutionMode());
}
position = sub.Execute(state, _memory);
}while (position != 0 && state.Running);
state.CurrentTranslator = null;
if (Interlocked.Decrement(ref _threadCount) == 0)
{
_queue.ForceSignal();
}
}
public bool TryOptEmitSubroutineCall()
{
if (CurrBlock.Next == null)
{
return(false);
}
if (CurrOp.Emitter != InstEmit.Bl)
{
return(false);
}
if (!_cache.TryGetSubroutine(((OpCodeBImmAl64)CurrOp).Imm, out TranslatedSub subroutine))
{
return(false);
}
for (int index = 0; index < TranslatedSub.FixedArgTypes.Length; index++)
{
EmitLdarg(index);
}
foreach (Register reg in subroutine.Params)
{
switch (reg.Type)
{
case RegisterType.Flag: Ldloc(reg.Index, IoType.Flag); break;
case RegisterType.Int: Ldloc(reg.Index, IoType.Int); break;
case RegisterType.Vector: Ldloc(reg.Index, IoType.Vector); break;
}
}
EmitCall(subroutine.Method);
subroutine.AddCaller(_root.Position);
return(true);
}