public RegisterReference(RegisterLocation location, RegisterType type, int index, ComplexRegisterPart part)
{
this.RegisterLocation = location;
this.RegisterType = type;
this.RegisterIndex = index;
this.ComplexRegisterPart = part;
this.JumpLabel = null;
}
public RegisterReference(int jumpLine, string label)
{
this.ComplexRegisterPart = ComplexRegisterPart.Full;
this.RegisterLocation = RegisterLocation.Input;
this.RegisterType = RegisterType.Integer;
this.RegisterIndex = jumpLine;
this.JumpLabel = label;
}
public RegisterReference(string compact)
{
string name = compact.ToLowerInvariant().Trim(' ', '\t');
this.ComplexRegisterPart = ComplexRegisterPart.Full;
foreach (Pair pair in registersComplexParts)
{
if (name.EndsWith(pair.Key))
{
ComplexRegisterPart currentPart;
if (Enum.TryParse(pair.Member, out currentPart))
{
this.ComplexRegisterPart = currentPart;
}
name = name.Remove(name.Length - pair.Key.Length);
break;
}
}
while (name.Length > 1 && char.IsDigit(name[name.Length - 1]))
{
name = name.Remove(name.Length - 1);
}
//ii, ir, ic, i, r, c, oi, or, oc
switch (name)
{
case "ii": this.RegisterLocation = RegisterLocation.Input; this.RegisterType = RegisterType.Integer; break;
case "ir": this.RegisterLocation = RegisterLocation.Input; this.RegisterType = RegisterType.Real; break;
case "ic": this.RegisterLocation = RegisterLocation.Input; this.RegisterType = RegisterType.Complex; break;
case "i": this.RegisterLocation = RegisterLocation.Work; this.RegisterType = RegisterType.Integer; break;
case "r": this.RegisterLocation = RegisterLocation.Work; this.RegisterType = RegisterType.Real; break;
case "c": this.RegisterLocation = RegisterLocation.Work; this.RegisterType = RegisterType.Complex; break;
case "oi": this.RegisterLocation = RegisterLocation.Output; this.RegisterType = RegisterType.Integer; break;
case "or": this.RegisterLocation = RegisterLocation.Output; this.RegisterType = RegisterType.Real; break;
case "oc": this.RegisterLocation = RegisterLocation.Output; this.RegisterType = RegisterType.Complex; break;
default: throw new InvalidOperationException();
}
this.RegisterIndex = int.Parse(compact.Substring(name.Length));
this.JumpLabel = null;
}