Lines Matching refs:SignBit
721 APInt SignBit = APInt::getSignBit(BitWidth).lshr(ShAmt);725 if (KnownZero.intersects(SignBit) || (HighBits & ~NewMask) == HighBits) {729 } else if (KnownOne.intersects(SignBit)) { // New bits are known one.
