Lines Matching refs:HighBits
729 APInt HighBits = APInt::getHighBitsSet(BitWidth, ShAmt);
730 KnownZero |= HighBits; // High bits known zero.
755 APInt HighBits = APInt::getHighBitsSet(BitWidth, ShAmt);
756 if (HighBits.intersects(NewMask))
771 if (KnownZero.intersects(SignBit) || (HighBits & ~NewMask) == HighBits)
788 KnownOne |= HighBits;
990 APInt HighBits = APInt::getHighBitsSet(OperandBitWidth,
992 HighBits = HighBits.lshr(ShAmt->getZExtValue()).trunc(BitWidth);
994 if (ShAmt->getZExtValue() < BitWidth && !(HighBits & NewMask)) {
