Lines Matching refs:NLZ
493 unsigned NLZ = DemandedMask.countLeadingZeros();
504 // input. Otherwise, we demand all the input bits except NLZ top bits.
505 APInt InDemandedBits(APInt::getLowBitsSet(BitWidth, BitWidth - NLZ));
557 APInt DemandedFromOps(APInt::getLowBitsSet(BitWidth, BitWidth-NLZ));
573 uint32_t NLZ = DemandedMask.countLeadingZeros();
574 APInt DemandedFromOps(APInt::getLowBitsSet(BitWidth, BitWidth-NLZ));
783 unsigned NLZ = DemandedMask.countLeadingZeros();
787 // we need all the bits down to bit 8. Likewise, round NLZ. If we
789 NLZ &= ~7;
792 if (BitWidth-NLZ-NTZ == 8) {
