992     unsigned ShiftAmt = SA->getLimitedValue(BitWidth-1);  in computeKnownBitsFromShiftOperator()  local
995     KnownZero = KZF(KnownZero, ShiftAmt);  in computeKnownBitsFromShiftOperator()
996     KnownOne  = KOF(KnownOne, ShiftAmt);  in computeKnownBitsFromShiftOperator()
1028   for (unsigned ShiftAmt = 0; ShiftAmt < BitWidth; ++ShiftAmt) {  in computeKnownBitsFromShiftOperator()  local
1031     if ((ShiftAmt & ~ShiftAmtKZ) != ShiftAmt)  in computeKnownBitsFromShiftOperator()
1033     if ((ShiftAmt | ShiftAmtKO) != ShiftAmt)  in computeKnownBitsFromShiftOperator()
1038     if (ShiftAmt == 0) {  in computeKnownBitsFromShiftOperator()
1046     KnownZero &= KZF(KnownZero2, ShiftAmt);  in computeKnownBitsFromShiftOperator()
1047     KnownOne  &= KOF(KnownOne2, ShiftAmt);  in computeKnownBitsFromShiftOperator()
1214     auto KZF = [BitWidth](const APInt &KnownZero, unsigned ShiftAmt) {  in computeKnownBitsFromOperator()  argument
1215       return (KnownZero << ShiftAmt) |  in computeKnownBitsFromOperator()
1216              APInt::getLowBitsSet(BitWidth, ShiftAmt); // Low bits known 0.  in computeKnownBitsFromOperator()
1219     auto KOF = [BitWidth](const APInt &KnownOne, unsigned ShiftAmt) {  in computeKnownBitsFromOperator()  argument
1220       return KnownOne << ShiftAmt;  in computeKnownBitsFromOperator()
1230     auto KZF = [BitWidth](const APInt &KnownZero, unsigned ShiftAmt) {  in computeKnownBitsFromOperator()  argument
1231       return APIntOps::lshr(KnownZero, ShiftAmt) |  in computeKnownBitsFromOperator()
1233              APInt::getHighBitsSet(BitWidth, ShiftAmt);  in computeKnownBitsFromOperator()
1236     auto KOF = [BitWidth](const APInt &KnownOne, unsigned ShiftAmt) {  in computeKnownBitsFromOperator()  argument
1237       return APIntOps::lshr(KnownOne, ShiftAmt);  in computeKnownBitsFromOperator()
1247     auto KZF = [BitWidth](const APInt &KnownZero, unsigned ShiftAmt) {  in computeKnownBitsFromOperator()  argument
1248       return APIntOps::ashr(KnownZero, ShiftAmt);  in computeKnownBitsFromOperator()
1251     auto KOF = [BitWidth](const APInt &KnownOne, unsigned ShiftAmt) {  in computeKnownBitsFromOperator()  argument
1252       return APIntOps::ashr(KnownOne, ShiftAmt);  in computeKnownBitsFromOperator()