public int CreateVariable(uint addr, uint size, bool isCode)
{
Variable var = new Variable()
{
Data = addr,
Size = size,
IsCode = isCode
};
int i;
for (i = 0; i < Vars.Count; i++)
{
if (Vars[i].Data == 0)
{
Vars[i] = var;
return i;
}
}
Vars.Add(var);
Console.Error.WriteLine("${0} = 0x{1:X}", i, addr);
return i;
}
public static Variable ToVariable(this string self, Device vita)
{
Variable v = Variable.Null;
string[] parts = self.Split(new char[] { '+', '-' }, 2);
long offset = 0;
if (parts.Length > 1)
{
offset = parts[1].ToInteger();
if (self.Contains("-"))
{
offset = -offset;
}
self = parts[0];
}
if (!string.IsNullOrEmpty(self))
{
switch (self[0])
{
case '$':
{
int idx;
if (Int32.TryParse(self.Substring(1), out idx) && vita.Vars.Count > idx)
{
v = vita.Vars[idx];
v.Data = (uint)(v.Data + offset);
v.Size = (uint)(v.Size - offset);
}
break;
}
case '%':
{
v = new Variable();
v.Size = 0;
v.IsCode = false;
if (self.Length > 1 && self[1] == '#')
{
v.Data = vita.LastReturn;
}
else if (vita.Locals.ContainsKey(self.Substring(1)))
{
v.Data = vita.Locals[self.Substring(1)];
}
else
{
Console.Error.WriteLine("Invalid variable {0}", self.Substring(1));
}
v.Data = (uint)(v.Data + offset);
break;
}
default:
{
v = new Variable();
v.Data = self.ToInteger();
v.Size = 0;
break;
}
}
}
#if DEBUG
Console.Error.WriteLine("Parsed '{0}' to '0x{1:X}' with size {2}", self, v.Data, v.Size);
#endif
return v;
}
public int DeleteVariable(Variable var)
{
for (int i = 0; i < Vars.Count; i++)
{
if (Vars[i].Data == var.Data)
{
Vars[i] = Variable.Null;
#if DEBUG
Console.Error.WriteLine("Deleted variable ${0}", i);
#endif
}
}
return 0;
}
