private void PrintFor(ForNode p_node)
{
Console.WriteLine(identString + "[FOR ");
if (p_node.Initializer != null)
{
IdentPlus();
Console.WriteLine(identString + "[INITIALIZER");
IdentPlus();
Print(p_node.Initializer);
IdentMinus();
Console.WriteLine(identString + "]");
IdentMinus();
}
if (p_node.Condition != null)
{
IdentPlus();
Console.Write(identString + "[CONDITION ");
Print(p_node.Condition);
Console.WriteLine("]");
IdentMinus();
}
if (p_node.Finalizer != null)
{
IdentPlus();
Console.Write(identString + "[FINALIZER ");
Print(p_node.Finalizer);
Console.WriteLine("]");
IdentMinus();
}
if (p_node.Body != null)
{
IdentPlus();
Console.WriteLine(identString + "[BODY");
IdentPlus();
Print(p_node.Body);
IdentMinus();
Console.WriteLine(identString + "]");
IdentMinus();
}
Console.WriteLine(identString + "]");
}
private void ChunkFor(ForNode p_node)
{
Add(OpCode.OPEN_ENV, p_node.PositionData);
env.Add(new List <string>());
ChunkIt(p_node.Initializer);
int condition_address = instructionCounter;
ChunkIt(p_node.Condition);
int start_address = instructionCounter;
Add(OpCode.JUMP_IF_NOT_TRUE, 0, p_node.PositionData);
if (p_node.Body != null)
{
ChunkIt(p_node.Body);
}
if (p_node.Finalizer != null)
{
ChunkIt(p_node.Finalizer);
Add(OpCode.POP, p_node.PositionData);
}
int go_back_address = instructionCounter;
Add(OpCode.JUMP_BACK, 0, p_node.PositionData);
int exit_address = instructionCounter;
Add(OpCode.CLOSE_ENV, p_node.PositionData);
env.RemoveAt(env.Count - 1);
chunk.FixInstruction(start_address, null, (Operand)(exit_address - start_address), null, null);
chunk.FixInstruction(go_back_address, null, (Operand)(go_back_address - condition_address), null, null);
}
