public void Encode(int cstep, ParFlow pflow, ref StdLogicVector cw)
{
foreach (var flow in pflow.Flows)
{
if (FlowMatrix.IsDontCareFlow(flow))
{
continue;
}
var vflow = flow as ValueFlow;
if (vflow != null)
{
int offs = _vfc.GetValueWordOffset(flow.Target);
var ser = Marshal.SerializeForHW(vflow.Value);
cw[offs + ser.Size - 1, offs] = ser;
}
}
if (SelWidth <= 0)
{
return;
}
int symbol = _encFlow.EncodedSymbols[cstep];
if (symbol == 0)
{
symbol = 1;
}
uint index = (uint)(symbol - 1);
cw[SelOffset + SelWidth - 1, SelOffset] = StdLogicVector.FromUInt(index, SelWidth);
}
private void ImplementFlow(ValueFlowCoder vfc, Flow flow, IAlgorithmBuilder pbuilder, SLVSignal cwSignal, HashSet <ISignalOrPortDescriptor> sensitivity)
{
if (FlowMatrix.IsDontCareFlow(flow))
{
int valOffset = vfc.GetValueWordOffset(flow.Target);
int valWidth = vfc.GetValueWordWidth(flow.Target);
LiteralReference lrCWValSlice;
if (flow.Target.Desc.ElementType.CILType.Equals(typeof(StdLogic)))
{
lrCWValSlice = new LiteralReference(
((ISignal)cwSignal[valOffset])
.ToSignalRef(SignalRef.EReferencedProperty.Cur));
}
else
{
lrCWValSlice = new LiteralReference(
((ISignal)cwSignal[valOffset + valWidth - 1, valOffset])
.ToSignalRef(SignalRef.EReferencedProperty.Cur));
}
pbuilder.Store(flow.Target, lrCWValSlice);
}
else if (flow is SignalFlow)
{
var sflow = flow as SignalFlow;
pbuilder.Store(flow.Target, sflow.Source);
sensitivity.Add(sflow.Source.Desc);
}
else
{
var vflow = flow as ValueFlow;
pbuilder.Store(vflow.Target,
LiteralReference.CreateConstant(vflow.Value));
}
}
private void ImplementFlow(ValueFlowCoder vfc, Flow flow, IAlgorithmBuilder pbuilder, SLVSignal cwSignal, HashSet<ISignalOrPortDescriptor> sensitivity)
{
if (FlowMatrix.IsDontCareFlow(flow))
{
int valOffset = vfc.GetValueWordOffset(flow.Target);
int valWidth = vfc.GetValueWordWidth(flow.Target);
LiteralReference lrCWValSlice;
if (flow.Target.Desc.ElementType.CILType.Equals(typeof(StdLogic)))
{
lrCWValSlice = new LiteralReference(
((ISignal)cwSignal[valOffset])
.ToSignalRef(SignalRef.EReferencedProperty.Cur));
}
else
{
lrCWValSlice = new LiteralReference(
((ISignal)cwSignal[valOffset + valWidth - 1, valOffset])
.ToSignalRef(SignalRef.EReferencedProperty.Cur));
}
pbuilder.Store(flow.Target, lrCWValSlice);
}
else if (flow is SignalFlow)
{
var sflow = flow as SignalFlow;
pbuilder.Store(flow.Target, sflow.Source);
sensitivity.Add(sflow.Source.Desc);
}
else
{
var vflow = flow as ValueFlow;
pbuilder.Store(vflow.Target,
LiteralReference.CreateConstant(vflow.Value));
}
}
