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Lines Matching refs:UnknownBits

3842     APInt UnknownBits = ~KnownZero;
3843     if (UnknownBits == 0) return DAG.getConstant(1, VT);
3846     if ((UnknownBits & (UnknownBits - 1)) == 0) {
3847       // Okay, we know that only that the single bit specified by UnknownBits
3851       unsigned ShAmt = UnknownBits.countTrailingZeros();