public AbstractValue Evaluate(Xor expr)
{
AbstractValue left = Evaluate(expr.Left);
AbstractValue right = Evaluate(expr.Right);
if ((left != null) && (right != null) && (left is STD_LOGIC_VALUE) && (right is STD_LOGIC_VALUE))
{
return(STD_LOGIC_VALUE.XOR(left as STD_LOGIC_VALUE, right as STD_LOGIC_VALUE));
}
throw new NotImplementedException();
}
public AbstractValue Evaluate(Equals expr)
{
AbstractValue left = Evaluate(expr.Left);
AbstractValue right = Evaluate(expr.Right);
if ((left != null) && (right != null) && (left is STD_LOGIC_VALUE) && (right is STD_LOGIC_VALUE))
{
return(STD_LOGIC_VALUE.EQUALS(left as STD_LOGIC_VALUE, right as STD_LOGIC_VALUE));
}
if ((left != null) && (right != null) && (left is TIME_VALUE) && (right is TIME_VALUE))
{
return(TIME_VALUE.EQUALS(left as TIME_VALUE, right as TIME_VALUE));
}
if ((left != null) && (right != null) && (left is TIME_VALUE) && (right is PhysicalValue))
{
return(TIME_VALUE.EQUALS(left as TIME_VALUE, right as PhysicalValue));
}
throw new NotImplementedException();
}
public AbstractValue Evaluate(Not expr)
{
AbstractValue val = Evaluate(expr.Expression);
if ((val != null) && (val is CHARACTER_VALUE))
{
STD_LOGIC_VALUE v = STD_LOGIC_VALUE.CreateSTD_LOGIC_VALUE(((val as CHARACTER_VALUE).Value as VHDL.type.EnumerationType.CharacterEnumerationLiteral).getLiteral());
return(STD_LOGIC_VALUE.NOT(v as STD_LOGIC_VALUE));
}
if ((val != null) && (val is STD_LOGIC_VALUE))
{
return(STD_LOGIC_VALUE.NOT(val as STD_LOGIC_VALUE));
}
if ((val != null) && (val is STD_ULOGIC_VALUE))
{
return(STD_ULOGIC_VALUE.NOT(val as STD_ULOGIC_VALUE));
}
return(null);
}
public AbstractValue Evaluate(CharacterLiteral expr)
{
return(STD_LOGIC_VALUE.CreateSTD_LOGIC_VALUE(expr.Character));
//return new CHARACTER_VALUE(expr.getCharacter());
}
