public void AddSymbol(LllSymbol symbol)
{
var uniqBot = _lllUniqueSymbols.Peek();
if (uniqBot.ContainsKey(symbol.MangledName))
{
var sym = uniqBot[symbol.MangledName];
var msg = string.Format(
"Error: {0} : Symbol `{1}' already declared at {2}.",
symbol.Extra.SourceInfo, symbol.Name, sym.Extra.SourceInfo);
throw new SymbolAlreadyDeclaredException(msg);
}
uniqBot.Add(symbol.MangledName, symbol);
var top = _lllSymbols.Peek();
if (top.ContainsKey(symbol.Name))
{
top[symbol.Name].Add(symbol);
}
else
{
var symList = new LllSymbolList();
symList.Add(symbol);
top.Add(symbol.Name, symList);
}
}
public void AddSymbolAtGlobalScope(LllSymbol symbol)
{
_lllUniqueSymbols.Last().Add(symbol.MangledName, symbol);
var bottom = _lllSymbols.Peek();
if (bottom.ContainsKey(symbol.Name))
{
bottom[symbol.Name].Add(symbol);
}
else
{
var symList = new LllSymbolList();
symList.Add(symbol);
bottom.Add(symbol.Name, symList);
}
}
public void SetSymbolAtGlobalScope(LllSymbol symbol)
{
_lllUniqueSymbols.Last()[symbol.MangledName] = symbol;
var bottom = _lllSymbols.Peek();
if (bottom.ContainsKey(symbol.Name))
{
var withSharedName = bottom[symbol.Name];
withSharedName.RemoveAll(sym => sym.MangledName == symbol.MangledName);
withSharedName.Add(symbol);
}
else
{
var symList = new LllSymbolList();
symList.Add(symbol);
bottom.Add(symbol.Name, symList);
}
}