isAddress = address;
  protected final void PUSH_BOOLCMP(OPT_ConditionOperand c,                                    OPT_Operand v1,                                    OPT_Operand v2) {    if (VM.VerifyAssertions) VM._assert(cc == null);    cc = c;    val1 = v1;    val2 = v2;  }