public final void RAI (int i, String op, int d, int n) {
public final void RAI (int i, String op, Offset d, int n) {
  public final void RAI (int i, String op, int d, int n) {    i = begin(i, op);    VM.sysWrite(right("[" + hex(d) + "]", DEST_AREA_SIZE));    VM.sysWrite(right(decimal(n), SOURCE_AREA_SIZE));    end(i);  }