public void CGFuncDefExp(FuncInfo funcInfo, FuncdefExpNode node, int a)
{
FuncInfo newFuncInfo = new FuncInfo();
newFuncInfo.NParam = node.ParList.Count;
funcInfo.ChildFunc.Add(newFuncInfo);
foreach (var param in node.ParList)
{
newFuncInfo.AddLocalVar(param.name);
}
CGBlock(newFuncInfo, node.Block);
newFuncInfo.ExitScope();
newFuncInfo.EmitReturn(0, 0);
int bx = funcInfo.ChildFunc.Count - 1;
funcInfo.EmitClosure(a, bx);
}
private void CGReturnStat(FuncInfo funcInfo, List <ExpNode> returneExps)
{
if (returneExps == null)
{
funcInfo.EmitReturn(0, 0);
return;
}
bool muleRet = IsVarargOrFuncCall(returneExps.Last());
foreach (var exp in returneExps)
{
int r = funcInfo.AllocReg();
if (r == returneExps.Count - 1 && muleRet)
{
CGExp(funcInfo, exp, r, -1);
}
else
{
CGExp(funcInfo, exp, r, 1);
}
}
funcInfo.FreeRegs(returneExps.Count);
}
