final VM_Atom descriptorFromClassName() {
public final VM_Atom descriptorFromClassName() {
  final VM_Atom descriptorFromClassName() {    byte sig[] = new byte[1 + val.length + 1];    sig[0] = (byte)'L';    for (int i = 0, n = val.length; i < n; ++i)      sig[i + 1] = val[i];    sig[sig.length - 1] = (byte)';';    return findOrCreateAtom(sig);  }