public override void Generate(ScriptLoader owner)
{
LookaheadStack <INodeEnumerator> nodes = this.nodes;
LookaheadStack <uint> states = this.states;
int proc_state = 0;
object proc_arg = null;
INodeEnumerator ne = m_enumerator;
IExceptionHandler ehnd = m_handler;
loop:
uint state = states.PopOrDefault();
while (ne.MoveNext())
{
INode node = ne.Current;
if (node.ChildCount == 0)
{
bool goNext;
do
{
goNext = OnGenerate(node.GetToken(), state, ref proc_state, ref proc_arg);
if (ehnd.FailCount > 0)
{
ne.Dispose();
while (nodes.Count > 0)
{
nodes.Pop().Dispose();
}
return;
}
else if (proc_state != 0)
{
proc_arg = OnRequested(ref state, ref proc_state, proc_arg);
}
// 다음으로 넘어가지 않는다
// 반복
} while (!goNext);
}
else
{
nodes.Push(ne);
ne = node.GetEnumerator();
}
}
ne.Dispose();
if (nodes.Count > 0)
{
ne = nodes.Pop();
goto loop;
}
// 끝내기 전에 마무리지어야 한다
}
public static void AddExprState(LookaheadStack <uint> states, uint start, uint end)
{
states.Push(end);
states.Push(0);
//states.Push(CodeGeneratorStates.STATE_METHODBODY);
states.Push(start);
}
private ILCodeGenerator(IExceptionHandler handler, INode parsedNode) : base(handler, parsedNode)
{
stackTypes = new InternalTypeStack(64);
codes = new List <CILCode>(32);
absmeths = new List <int>();
absflds = new List <int>();
methods = new Dictionary <ILMethodSignature, ILMethodBuildState>();
fields = new Dictionary <HashedString, FieldBuilder>();
locOrParam = new Dictionary <HashedString, ScopeVarInfo>();
states = new LookaheadStack <uint>(16);
nodes = new LookaheadStack <INodeEnumerator>(16);
labelMgr = new LabelManager();
}
public static void InnerState(this LookaheadStack <uint> inst, uint root, uint inner)
{
inst.Push(root);
inst.Push(inner);
}