Lines Matching refs:NLZ
492 unsigned NLZ = DemandedMask.countLeadingZeros();
503 // input. Otherwise, we demand all the input bits except NLZ top bits.
504 APInt InDemandedBits(APInt::getLowBitsSet(BitWidth, BitWidth - NLZ));
556 APInt DemandedFromOps(APInt::getLowBitsSet(BitWidth, BitWidth-NLZ));
572 uint32_t NLZ = DemandedMask.countLeadingZeros();
573 APInt DemandedFromOps(APInt::getLowBitsSet(BitWidth, BitWidth-NLZ));
782 unsigned NLZ = DemandedMask.countLeadingZeros();
786 // we need all the bits down to bit 8. Likewise, round NLZ. If we
788 NLZ &= ~7;
791 if (BitWidth-NLZ-NTZ == 8) {
