799     unsigned ShiftAmt = SA->getLimitedValue(BitWidth-1);  in computeKnownBitsFromShiftOperator()  local
802     KnownZero = KZF(KnownZero, ShiftAmt);  in computeKnownBitsFromShiftOperator()
803     KnownOne  = KOF(KnownOne, ShiftAmt);  in computeKnownBitsFromShiftOperator()
836   for (unsigned ShiftAmt = 0; ShiftAmt < BitWidth; ++ShiftAmt) {  in computeKnownBitsFromShiftOperator()  local
839     if ((ShiftAmt & ~ShiftAmtKZ) != ShiftAmt)  in computeKnownBitsFromShiftOperator()
841     if ((ShiftAmt | ShiftAmtKO) != ShiftAmt)  in computeKnownBitsFromShiftOperator()
846     if (ShiftAmt == 0) {  in computeKnownBitsFromShiftOperator()
854     KnownZero &= KZF(KnownZero2, ShiftAmt);  in computeKnownBitsFromShiftOperator()
855     KnownOne  &= KOF(KnownOne2, ShiftAmt);  in computeKnownBitsFromShiftOperator()
1023     auto KZF = [BitWidth](const APInt &KnownZero, unsigned ShiftAmt) {  in computeKnownBitsFromOperator()  argument
1024       return (KnownZero << ShiftAmt) |  in computeKnownBitsFromOperator()
1025              APInt::getLowBitsSet(BitWidth, ShiftAmt); // Low bits known 0.  in computeKnownBitsFromOperator()
1028     auto KOF = [BitWidth](const APInt &KnownOne, unsigned ShiftAmt) {  in computeKnownBitsFromOperator()  argument
1029       return KnownOne << ShiftAmt;  in computeKnownBitsFromOperator()
1039     auto KZF = [BitWidth](const APInt &KnownZero, unsigned ShiftAmt) {  in computeKnownBitsFromOperator()  argument
1040       return APIntOps::lshr(KnownZero, ShiftAmt) |  in computeKnownBitsFromOperator()
1042              APInt::getHighBitsSet(BitWidth, ShiftAmt);  in computeKnownBitsFromOperator()
1045     auto KOF = [BitWidth](const APInt &KnownOne, unsigned ShiftAmt) {  in computeKnownBitsFromOperator()  argument
1046       return APIntOps::lshr(KnownOne, ShiftAmt);  in computeKnownBitsFromOperator()
1056     auto KZF = [BitWidth](const APInt &KnownZero, unsigned ShiftAmt) {  in computeKnownBitsFromOperator()  argument
1057       return APIntOps::ashr(KnownZero, ShiftAmt);  in computeKnownBitsFromOperator()
1060     auto KOF = [BitWidth](const APInt &KnownOne, unsigned ShiftAmt) {  in computeKnownBitsFromOperator()  argument
1061       return APIntOps::ashr(KnownOne, ShiftAmt);  in computeKnownBitsFromOperator()