/// <summary>
/// This function modifies the function
/// </summary>
public void RemoveImplicitRhoVariables(CatFxnType ft)
{
foreach (CatKind k in ft.GetChildKinds())
{
if (k is CatFxnType)
{
RemoveImplicitRhoVariables(k as CatFxnType);
}
}
if (!ft.GetCons().IsEmpty() && !ft.GetProd().IsEmpty())
{
CatKind k1 = ft.GetCons().GetBottom();
CatKind k2 = ft.GetProd().GetBottom();
// Does both consumption and production share the same
// stack variable at the bottom, if so, then we might have
// an implicit Rho variables
if (k1 is CatStackVar && k1.Equals(k2))
{
// try removing the stack variable
ft.GetCons().GetKinds().RemoveAt(0);
ft.GetProd().GetKinds().RemoveAt(0);
// is the variable used anywhere else?
// if so, then we have to restore it
// otherwise we leave it taken away
if (DoesVarExist(k1))
{
ft.GetCons().GetKinds().Insert(0, k1);
ft.GetProd().GetKinds().Insert(0, k2);
}
}
}
}
/// <summary>
/// This function modifies the function
/// </summary>
public void RemoveImplicitRhoVariables(CatFxnType ft)
{
foreach (CatKind k in ft.GetChildKinds())
if (k is CatFxnType)
RemoveImplicitRhoVariables(k as CatFxnType);
if (!ft.GetCons().IsEmpty() && !ft.GetProd().IsEmpty())
{
CatKind k1 = ft.GetCons().GetBottom();
CatKind k2 = ft.GetProd().GetBottom();
// Does both consumption and production share the same
// stack variable at the bottom, if so, then we might have
// an implicit Rho variables
if (k1 is CatStackVar && k1.Equals(k2))
{
// try removing the stack variable
ft.GetCons().GetKinds().RemoveAt(0);
ft.GetProd().GetKinds().RemoveAt(0);
// is the variable used anywhere else?
// if so, then we have to restore it
// otherwise we leave it taken away
if (DoesVarExist(k1))
{
ft.GetCons().GetKinds().Insert(0, k1);
ft.GetProd().GetKinds().Insert(0, k2);
}
}
}
}
