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Lines Matching defs:LowBits

2148     unsigned LowBits = Log2_32(BitWidth)+1;
2149     KnownZero = APInt::getHighBitsSet(BitWidth, BitWidth - LowBits);
2285         APInt LowBits = RA - 1;
2289         KnownZero = KnownZero2 & LowBits;
2290         KnownOne = KnownOne2 & LowBits;
2294         if (KnownZero2[BitWidth-1] || ((KnownZero2 & LowBits) == LowBits))
2295           KnownZero |= ~LowBits;
2299         if (KnownOne2[BitWidth-1] && ((KnownOne2 & LowBits) != 0))
2300           KnownOne |= ~LowBits;
2309         APInt LowBits = (RA - 1);
2313         KnownZero = KnownZero2 | ~LowBits;
2314         KnownOne = KnownOne2 & LowBits;