public void VisitSignalRef(SignalRef signalRef)
{
ISignalOrPortDescriptor desc = signalRef.Desc;
SignalRef remappedRef = signalRef.AssimilateIndices();
if (_vhdg._curComponent != null &&
!(signalRef.Desc is SignalArgumentDescriptor))
{
remappedRef = signalRef.RelateToComponent(_vhdg._curComponent);
if (remappedRef == null)
throw new InvalidOperationException("Referenced signal unknown to declaring component");
}
string name = remappedRef.Name;
StringBuilder sb = new StringBuilder();
var udesc = desc.GetUnindexedContainer();
sb.Append(_vhdg.MakeIDName(name, udesc.GetBoundSignal()));
if (!remappedRef.IsStaticIndex ||
!remappedRef.IndexSample.Equals(udesc.ElementType.Index))
{
foreach (Expression[] indexSpec in remappedRef.GetFullIndices())
{
if (indexSpec.Length == 0)
continue;
sb.Append("(");
bool first = true;
foreach (Expression index in indexSpec.Reverse())
{
if (first)
first = false;
else
sb.Append(", ");
sb.Append(index.ToString(_vhdg));
}
sb.Append(")");
}
}
switch (signalRef.Prop)
{
case SignalRef.EReferencedProperty.ChangedEvent:
Result = "-- changed event not supported";
break;
case SignalRef.EReferencedProperty.Cur:
case SignalRef.EReferencedProperty.Instance:
case SignalRef.EReferencedProperty.Next:
Result = sb.ToString();
break;
case SignalRef.EReferencedProperty.Pre:
sb.Append("'pre");
Result = sb.ToString();
break;
case SignalRef.EReferencedProperty.RisingEdge:
Result = "rising_edge(" + sb.ToString() + ")";
break;
case SignalRef.EReferencedProperty.FallingEdge:
Result = "falling_edge(" + sb.ToString() + ")";
break;
default:
throw new NotImplementedException();
}
}
public void VisitSignalRef(SignalRef signalRef)
{
ISignalOrPortDescriptor desc = signalRef.Desc;
SignalRef remappedRef = signalRef;
if (_SysCg._curComponent != null &&
!(signalRef.Desc is SignalArgumentDescriptor))
{
/*
desc = _SysCg._curComponent.FindSignalOrPort(signalRef.Desc);
if (desc == null)
throw new InvalidOperationException("Referenced signal unknown to declaring component");
* */
remappedRef = signalRef.RelateToComponent(_SysCg._curComponent);
if (remappedRef == null)
throw new InvalidOperationException("Referenced signal unknown to declaring component");
}
string name = remappedRef.Name;
string[] aux;
StringBuilder sb = new StringBuilder();
StringBuilder sb1 = new StringBuilder();
var udesc = desc.GetUnindexedContainer();
sb.Append(_SysCg.MakeIDName(name, desc.GetUnindexedContainer().GetBoundSignal()));
if (!remappedRef.IsStaticIndex ||
!remappedRef.IndexSample.Equals(udesc.ElementType.Index))
{
foreach (Expression[] indexSpec in remappedRef.GetFullIndices())
{
if (indexSpec.Length == 0)
continue;
bool first = true;
foreach (Expression index in indexSpec)
{
if (first)
first = false;
else
sb.Append(", ");
//sb.Append(index.ToString(_SysCg));
aux = index.ToString(_SysCg).Split(' ');
if (aux.Length == 3)
sb1.Append("(" + aux[0] + ", " + aux[2] + ")");
else
if (aux.Length == 1)
sb1.Append("[" + aux[0] + "]");
//else
// sb.Append("Erro na geracao de incdices!");
}
}
}
//sb.Append(")");
switch (signalRef.Prop)
{
case SignalRef.EReferencedProperty.ChangedEvent:
sb.Append(".event()");
Result = sb.ToString();
break;
case SignalRef.EReferencedProperty.Cur:
if (desc.ElementType.CILType.IsArray)
{
if (sb1.Length > 0)
sb.Append(sb1);
sb.Append(".read()");
}
else
{
sb.Append(".read()");
if (sb1.Length > 0)
sb.Append(sb1);
}
Result = sb.ToString();
break;
case SignalRef.EReferencedProperty.Instance:
case SignalRef.EReferencedProperty.Next:
sb.Append(sb1);
Result = sb.ToString();
break;
case SignalRef.EReferencedProperty.Pre:
//sb.Append("'pre");
//Result = sb.ToString();
//break;
case SignalRef.EReferencedProperty.RisingEdge:
Result = sb.ToString() + ".posedge()";
break;
case SignalRef.EReferencedProperty.FallingEdge:
Result = sb.ToString() + ".negedge()";
break;
default:
throw new NotImplementedException();
}
}
