public void InitialiseRegisternames()
{
foreach (var term in registerNames)
{
registerNames[tableEntryCounter] = term;
symbolTable[tableEntryCounter] = new SymbolTableEntry();
symbolTable[tableEntryCounter].Symbol = registerNames[tableEntryCounter];
symbolTable[tableEntryCounter].Address = tableEntryCounter;
tableEntryCounter++;
}
}
public void InitialiseSymbolTable()
{
//Initialise Register names
InitialiseRegisternames();
for (int j = tableEntryCounter; j < maxEntries; j++)
{
symbolTable[j] = new SymbolTableEntry();
symbolTable[j].Symbol = null;
symbolTable[j].Address = -1;
}
}
public void addEntry(SymbolTableEntry entryVar)
{
int i = 0;
while ((symbolTable[i].Symbol != entryVar.Symbol) && (symbolTable[i].Symbol != null) && (i < maxEntries))
{
i++;
}
if (symbolTable[i].Symbol == null)
{
symbolTable[i].Symbol = entryVar.Symbol;
symbolTable[i].Address = entryVar.Address;
}
else if ((symbolTable[i].Symbol == entryVar.Symbol) && (symbolTable[i].Address == -1))
{
symbolTable[i].Address = entryVar.Address;
}
else if (i > maxEntries)
{
Console.WriteLine("\nSymbol table is full, Increase maxEntry and recompile");
}
}