/// <summary>
/// Returns the right-hand-side expression being assigned to <c>Target</c>.
/// </summary>
public Expression GetRHS()
{
var builder = new DefaultAlgorithmBuilder();
ToProcess().Implement(builder);
var stmt = builder.Complete().Body.AsStatementList().First();
var sstmt = stmt as StoreStatement;
return(sstmt.Value);
}
public void CreateStagedDecoder(IAutoBinder binder, SLVSignal cwSignal, SLSignal clkSignal, bool registered)
{
var valWordInit = StdLogicVector._0s(_vcf.ValueWordWidth);
var rcwSignal = (SLVSignal)binder.GetSignal(EPortUsage.Default, "D1_CW", null, valWordInit);
var rcwSignalDesc = rcwSignal.Descriptor;
SLVSignal rrcwSignal = null;
if (registered)
{
rrcwSignal = (SLVSignal)binder.GetSignal(EPortUsage.Default, "D2_CW", null, valWordInit);
}
var syncBuilder = new DefaultAlgorithmBuilder();
syncBuilder.If(clkSignal.ToSignalRef(SignalRef.EReferencedProperty.RisingEdge));
syncBuilder.Store(rcwSignal.ToSignalRef(SignalRef.EReferencedProperty.Next),
((ISignal)cwSignal[_vcf.ValueWordWidth - 1, 0]).ToSignalRef(SignalRef.EReferencedProperty.Cur));
if (registered)
{
syncBuilder.Store(rrcwSignal.ToSignalRef(SignalRef.EReferencedProperty.Next),
rcwSignal.ToSignalRef(SignalRef.EReferencedProperty.Cur));
}
foreach (var ms in _strings)
{
ms.AssembleStagedDecoderSync(binder, syncBuilder, cwSignal, registered);
}
syncBuilder.EndIf();
var syncFunc = syncBuilder.Complete();
syncFunc.Name = "cwdecode_sync";
binder.CreateProcess(SystemSharp.Components.Process.EProcessKind.Triggered, syncFunc, clkSignal.Descriptor);
var combBuilder = new DefaultAlgorithmBuilder();
var sensitivity = new HashSet <ISignalOrPortDescriptor>();
sensitivity.Add(cwSignal.Descriptor);
sensitivity.Add(rcwSignalDesc);
if (registered)
{
sensitivity.Add(rrcwSignal.Descriptor);
}
foreach (var ms in _strings)
{
ms.AssembleStagedDecoderComb(combBuilder, registered ? rrcwSignal : rcwSignal, sensitivity, registered);
}
var combFunc = combBuilder.Complete();
combFunc.Name = "cwdecode_comb";
binder.CreateProcess(SystemSharp.Components.Process.EProcessKind.Triggered, combFunc, sensitivity.ToArray());
}
public void CreateDecoder(IAutoBinder binder, SLVSignal cwSignal)
{
var pbuilder = new DefaultAlgorithmBuilder();
var sensitivity = new HashSet <ISignalOrPortDescriptor>();
sensitivity.Add(cwSignal.Descriptor);
foreach (var ms in _strings)
{
ms.AssembleDecoder(pbuilder, cwSignal, sensitivity);
}
var decFunc = pbuilder.Complete();
decFunc.Name = "cwdecode";
binder.CreateProcess(SystemSharp.Components.Process.EProcessKind.Triggered, decFunc, sensitivity.ToArray());
}
public CommonClockProcess(SignalDescriptor clk)
{
Contract.Requires <ArgumentNullException>(clk != null);
Clk = clk;
var frame = new DefaultAlgorithmBuilder();
var srClk = SignalRef.Create(Clk, SignalRef.EReferencedProperty.RisingEdge);
var lrClk = new LiteralReference(srClk);
frame.If(lrClk);
BodyBuilder = frame.BeginSubAlgorithm();
frame.EndIf();
FrameBuilder = frame;
}
