public OPT_LocationOperand(int index) { if (index > 0) { type = JTOC_ACCESS; JTOCindex = index; } else { type = SPILL_ACCESS; spillOffset = index; }
public OPT_LocationOperand(VM_FieldReference loc) { type = FIELD_ACCESS; fieldRef = loc;
  public OPT_LocationOperand(int index) {    if (index > 0) {      type = JTOC_ACCESS;      JTOCindex = index;    } else {      type = SPILL_ACCESS;      spillOffset = index;    }  }