public PrgState <T> Execute <T>(PrgState <T> state)
{
MyIHeap heap = state.GetHeap();
MyIDictionary symTable = state.GetSymTable();
if (symTable.IsDefined(mVarName))
{
heap.Update(symTable.Lookup(mVarName), mExp.Eval(symTable, heap));;
}
else
{
throw new ArgumentException("Heap address undefined");
}
return(null);
}
public PrgState <T> Execute <T>(PrgState <T> state)
{
MyIDictionary symTbl = state.GetSymTable();
int val;
val = mExp.Eval(symTbl, state.GetHeap());
if (symTbl.IsDefined(mId))
{
symTbl.Update(mId, val);
}
else
{
symTbl.Add(mId, val);
}
return(null);
}
public PrgState <T> Execute <T>(PrgState <T> state)
{
MyIHeap heap = state.GetHeap();
MyIDictionary symTable = state.GetSymTable();
if (symTable.IsDefined(mVarName))
{
symTable.Update(mVarName, heap.Size() + 1);
heap.Put(heap.Size() + 1, mExp.Eval(symTable, heap));
}
else
{
symTable.Add(mVarName, heap.Size() + 1);
heap.Put(heap.Size() + 1, mExp.Eval(symTable, heap));
}
return(null);
}
