Lines Matching refs:UNDEF
1208 SDValue Vec = DAG.getNode(ISD::UNDEF, dl, MVT::v2f64);
2618 ArgValue = DAG.getNode(ISD::UNDEF, dl, MVT::v2f64);
3879 // Assume that the first shuffle index is not UNDEF. Fail if it is.
3898 if (M[i] < 0) continue; // ignore UNDEF indices
3923 // If the first shuffle index is UNDEF, be optimistic.
3931 if (M[i] < 0) continue; // ignore UNDEF indices
3962 /// "vector_shuffle v, v", i.e., "vector_shuffle v, undef".
3987 if (M[i] < 0) continue; // ignore UNDEF indices
4000 /// "vector_shuffle v, v", i.e., "vector_shuffle v, undef".
4049 /// "vector_shuffle v, v", i.e., "vector_shuffle v, undef".
4147 if (V.getOpcode() == ISD::UNDEF)
4234 if (V.getOpcode() == ISD::UNDEF)
4335 if (Entry.getOpcode() == ISD::UNDEF) {
4495 if (V2.getNode()->getOpcode() == ISD::UNDEF)
4524 // If this is undef splat, generate it via "just" vdup, if possible.
4538 if (V1.getOperand(i).getOpcode() != ISD::UNDEF) {
4679 if (Op0.getOpcode() != ISD::UNDEF)
4683 if (Op1.getOpcode() != ISD::UNDEF)
7568 // them with undef vectors. That is probably the right thing for other
7572 // shuffle(concat(v1, undef), concat(v2, undef)) ->
7573 // shuffle(concat(v1, v2), undef)
7583 if (Concat0Op1.getOpcode() != ISD::UNDEF ||
7584 Concat1Op1.getOpcode() != ISD::UNDEF)
