Lines Matching defs:KnownZero2
1413 APInt KnownZero2, KnownOne2;1422 DAG.ComputeMaskedBits(Op.getOperand(0), KnownZero2, KnownOne2, Depth+1);1424 assert((KnownZero2 & KnownOne2) == 0 && "Bits known to be one AND zero?");1428 KnownZero &= KnownZero2;