private void StoreData(int addr, IPiValue val) {
if(_mem[addr]==null) {
_mem[addr]=val;
} else {
_mem[addr].Set(val.As<object>());
}
}
public void PushS(IPiValue val) {
_sp++;
if(_sp>=_s.Count) {
_s.Add(val);
} else {
_s[_sp]=val;
}
}
