Lines Matching defs:NegOp1

8233   // Check whether Neg has the form (sub NegC, NegOp1) for some NegC and NegOp1.
8239   SDValue NegOp1 = Neg.getOperand(1);
8257   //     (NegC - NegOp1) & Mask == (EltSize - Pos) & Mask
8259   // If NegOp1 == Pos then we need:
8265   // We also need to account for a potential truncation of NegOp1 if the amount
8268   if ((Pos == NegOp1) ||
8269       (NegOp1.getOpcode() == ISD::TRUNCATE && Pos == NegOp1.getOperand(0)))
8272   // Check for cases where Pos has the form (add NegOp1, PosC) for some PosC.
8275   //     (NegC - NegOp1) & Mask == (EltSize - (NegOp1 + PosC)) & Mask
8281   else if (Pos.getOpcode() == ISD::ADD && Pos.getOperand(0) == NegOp1) {