XCC_C
tf->tf_tstate &= ~(((int64_t)(ICC_C|XCC_C))<<TSTATE_CCR_SHIFT); /* success */
tf->tf_tstate |= (((int64_t)(ICC_C|XCC_C))<<TSTATE_CCR_SHIFT); /* fail */
tf->tf_tstate &= ~(((int64_t)(ICC_C|XCC_C))<<TSTATE_CCR_SHIFT);