function h$upd_frame()
{
  var h$RTS_581 = h$stack[(h$sp - 1)];
  var h$RTS_582 = h$RTS_581.d2;
  if((h$RTS_582 !== null))
  {
    for(var h$RTS_583 = 0;(h$RTS_583 < h$RTS_582.length);(h$RTS_583++)) {
      h$wakeupThread(h$RTS_582[h$RTS_583]);
    };
  };
  if(((typeof h$RTS_581.m === "object") && h$RTS_581.m.sel))
  {
    var h$RTS_584 = h$RTS_581.m.sel;
    for(var h$RTS_585 = 0;(h$RTS_585 < h$RTS_584.length);(h$RTS_585++)) {
      var h$RTS_586 = h$RTS_584[h$RTS_585];
      var h$RTS_587 = h$RTS_586.d2(h$r1);
      if((typeof h$RTS_587 === "object"))
      {
        h$RTS_586.f = h$RTS_587.f;
        h$RTS_586.d1 = h$RTS_587.d1;
        h$RTS_586.d2 = h$RTS_587.d2;
        h$RTS_586.m = h$RTS_587.m;
      }
      else
      {
        h$RTS_586.f = h$unbox_e;
        h$RTS_586.d1 = h$RTS_587;
        h$RTS_586.d2 = null;
        h$RTS_586.m = 0;
      };
    };
  };
  if((typeof h$r1 === "object"))
  {
    h$RTS_581.f = h$r1.f;
    h$RTS_581.d1 = h$r1.d1;
    h$RTS_581.d2 = h$r1.d2;
    h$RTS_581.m = h$r1.m;
  }
  else
  {
    h$RTS_581.f = h$unbox_e;
    h$RTS_581.d1 = h$r1;
    h$RTS_581.d2 = null;
    h$RTS_581.m = 0;
  };
  h$sp -= 2;
  return h$rs();
};
h$o(h$upd_frame, (-1), 0, 1, 256, null);