288   auto ShiftByConst = [&](const KnownBits &LHS, unsigned ShiftAmt) {  in shl()  argument
291     Known.Zero = LHS.Zero.ushl_ov(ShiftAmt, ShiftedOutZero);  in shl()
292     Known.Zero.setLowBits(ShiftAmt);  in shl()
293     Known.One = LHS.One.ushl_ov(ShiftAmt, ShiftedOutOne);  in shl()
297       if (NUW && ShiftAmt != 0)  in shl()
353   for (unsigned ShiftAmt = MinShiftAmount; ShiftAmt <= MaxShiftAmount;  in shl()  local
354        ++ShiftAmt) {  in shl()
356     if ((ShiftAmtZeroMask & ShiftAmt) != 0 ||  in shl()
357         (ShiftAmtOneMask | ShiftAmt) != ShiftAmt)  in shl()
359     Known = Known.intersectWith(ShiftByConst(LHS, ShiftAmt));  in shl()
373   auto ShiftByConst = [&](const KnownBits &LHS, unsigned ShiftAmt) {  in lshr()  argument
375     Known.Zero.lshrInPlace(ShiftAmt);  in lshr()
376     Known.One.lshrInPlace(ShiftAmt);  in lshr()
378     Known.Zero.setHighBits(ShiftAmt);  in lshr()
411   for (unsigned ShiftAmt = MinShiftAmount; ShiftAmt <= MaxShiftAmount;  in lshr()  local
412        ++ShiftAmt) {  in lshr()
414     if ((ShiftAmtZeroMask & ShiftAmt) != 0 ||  in lshr()
415         (ShiftAmtOneMask | ShiftAmt) != ShiftAmt)  in lshr()
417     Known = Known.intersectWith(ShiftByConst(LHS, ShiftAmt));  in lshr()
431   auto ShiftByConst = [&](const KnownBits &LHS, unsigned ShiftAmt) {  in ashr()  argument
433     Known.Zero.ashrInPlace(ShiftAmt);  in ashr()
434     Known.One.ashrInPlace(ShiftAmt);  in ashr()
471   for (unsigned ShiftAmt = MinShiftAmount; ShiftAmt <= MaxShiftAmount;  in ashr()  local
472       ++ShiftAmt) {  in ashr()
474     if ((ShiftAmtZeroMask & ShiftAmt) != 0 ||  in ashr()
475         (ShiftAmtOneMask | ShiftAmt) != ShiftAmt)  in ashr()
477     Known = Known.intersectWith(ShiftByConst(LHS, ShiftAmt));  in ashr()