public static object DefaultEval(ArrayRef arrayRef, IEvaluator eval)
{
Array array = (Array)arrayRef.ArrayExpr.Eval(eval);
long[] indices = arrayRef.Indices.Select(i =>
TypeConversions.ToLong(i.Eval(eval))).ToArray();
return(array.GetValue(indices));
}
public override bool Equals(object obj)
{
ArrayRef aref = obj as ArrayRef;
if (aref == null)
{
return(false);
}
return
(object.Equals(ArrayExpr, aref.ArrayExpr) &&
Enumerable.SequenceEqual(Indices, aref.Indices));
}
protected override void DeclareAlgorithm()
{
var srClk = SignalRef.Create(_taSite._clk, SignalRef.EReferencedProperty.RisingEdge);
var lrClk = new LiteralReference(srClk);
var srWrEn = _taSite.NeedWriteAccess ? SignalRef.Create(_taSite._wrEn, SignalRef.EReferencedProperty.Cur) : null;
var lrWrEn = _taSite.NeedWriteAccess ? new LiteralReference(srWrEn) : null;
var srAddr = SignalRef.Create(_taSite._addr, SignalRef.EReferencedProperty.Cur);
var lrAddr = new LiteralReference(srAddr);
var srDataIn = _taSite.NeedWriteAccess ? SignalRef.Create(_taSite._dataIn, SignalRef.EReferencedProperty.Cur) : null;
var lrDataIn = _taSite.NeedWriteAccess ? new LiteralReference(srDataIn) : null;
var srDataOut = SignalRef.Create(_taSite._dataOut, SignalRef.EReferencedProperty.Next);
var hi = LiteralReference.CreateConstant(StdLogic._1);
var addrUType = TypeDescriptor.GetTypeOf(((StdLogicVector)_taSite._addr.InitialValue).UnsignedValue);
var uAddr = IntrinsicFunctions.Cast(lrAddr, typeof(StdLogicVector), addrUType);
var iAddr = IntrinsicFunctions.Cast(uAddr, addrUType.CILType, typeof(int));
var array = _taSite._array;
var lrArray = new LiteralReference(array.ArrayLit);
var elemType = array.ElementType;
var aref = new ArrayRef(lrArray, elemType, iAddr);
var convDataIn = _taSite.NeedWriteAccess ? IntrinsicFunctions.Cast(lrDataIn, typeof(StdLogicVector), elemType) : null;
var convAref = IntrinsicFunctions.Cast(aref, elemType.CILType, _taSite._dataOut.ElementType);
If(lrClk);
{
Store(srDataOut, convAref);
if (_taSite.NeedWriteAccess)
{
If(Expression.Equal(lrWrEn, hi));
{
Store(aref, convDataIn);
}
EndIf();
}
}
EndIf();
}
public static object DefaultEval(ArrayRef arrayRef, IEvaluator eval)
{
Array array = (Array)arrayRef.ArrayExpr.Eval(eval);
long[] indices = arrayRef.Indices.Select(i =>
TypeConversions.ToLong(i.Eval(eval))).ToArray();
return array.GetValue(indices);
}
public void VisitArrayRef(ArrayRef arrayRef)
{
Result = false;
}
public void VisitArrayRef(ArrayRef arrayRef)
{
OnVisitArrayRef(arrayRef);
}
public void VisitArrayRef(ArrayRef arrayRef)
{
Result = false;
}
public void VisitArrayRef(ArrayRef arrayRef)
{
OnVisitArrayRef(arrayRef);
}
public object EvalArrayRef(ArrayRef arrayRef)
{
return DoEvalArrayRef(arrayRef);
}
public object DefaultEvalArrayRef(ArrayRef arrayRef)
{
return ArrayRef.DefaultEval(arrayRef, this);
}
public void VisitArrayRef(ArrayRef arrayRef)
{
Resolve(arrayRef.ArrayExpr);
foreach (var idx in arrayRef.Indices)
Resolve(idx);
_result = arrayRef;
}
public void VisitArrayRef(ArrayRef arrayRef)
{
StringBuilder sb = new StringBuilder();
sb.Append(arrayRef.ArrayExpr.ToString(_vhdg));
var indices = arrayRef.Indices.Select(idx => idx.ToString(_vhdg));
sb.Append("(");
sb.Append(string.Join(", ", indices));
sb.Append(")");
Result = sb.ToString();
}
