Lines Matching refs:UNDEF
1425 // Ignore undef elements.
1426 if (Node->getOperand(i).getOpcode() == ISD::UNDEF) continue;
1448 if (!Stores.empty()) // Not all undef elements?
1675 // If the only non-undef value is the low element, turn this into a
1682 if (V.getOpcode() == ISD::UNDEF)
1725 assert(Node->getOperand(i).getOpcode() == ISD::UNDEF);
1742 if (V.getOpcode() == ISD::UNDEF)
1755 // Return shuffle(LowValVec, undef, <0,0,0,0>)
2637 case ISD::UNDEF: {
3369 // We test only the i1 bit. Skip the AND if UNDEF.
3370 Tmp3 = (Tmp2.getOpcode() == ISD::UNDEF) ? Tmp2 :
