registry.add("vacc", new VAcc());
registry.add("vrem", new VRem());
registry.add("iadd", new IAdd());
registry.add("iget", new IGet());
registry.add("iset", new ISet());
registry.add("iacc", new IAcc());
registry.add("rlist", new RList());
registry.add("rmk", new RMk());
registry.add("rget", new RGet());
registry.add("rrec", new RRec());