189   auto ShiftByConst = [&](const KnownBits &LHS, unsigned ShiftAmt) {  in shl()  argument
192     Known.Zero = LHS.Zero.ushl_ov(ShiftAmt, ShiftedOutZero);  in shl()
193     Known.Zero.setLowBits(ShiftAmt);  in shl()
194     Known.One = LHS.One.ushl_ov(ShiftAmt, ShiftedOutOne);  in shl()
198       if (NUW && ShiftAmt != 0)  in shl()
254   for (unsigned ShiftAmt = MinShiftAmount; ShiftAmt <= MaxShiftAmount;  in shl()  local
255        ++ShiftAmt) {  in shl()
257     if ((ShiftAmtZeroMask & ShiftAmt) != 0 ||  in shl()
258         (ShiftAmtOneMask | ShiftAmt) != ShiftAmt)  in shl()
260     Known = Known.intersectWith(ShiftByConst(LHS, ShiftAmt));  in shl()
274   auto ShiftByConst = [&](const KnownBits &LHS, unsigned ShiftAmt) {  in lshr()  argument
276     Known.Zero.lshrInPlace(ShiftAmt);  in lshr()
277     Known.One.lshrInPlace(ShiftAmt);  in lshr()
279     Known.Zero.setHighBits(ShiftAmt);  in lshr()
300   for (unsigned ShiftAmt = MinShiftAmount; ShiftAmt <= MaxShiftAmount;  in lshr()  local
301        ++ShiftAmt) {  in lshr()
303     if ((ShiftAmtZeroMask & ShiftAmt) != 0 ||  in lshr()
304         (ShiftAmtOneMask | ShiftAmt) != ShiftAmt)  in lshr()
306     Known = Known.intersectWith(ShiftByConst(LHS, ShiftAmt));  in lshr()
320   auto ShiftByConst = [&](const KnownBits &LHS, unsigned ShiftAmt) {  in ashr()  argument
322     Known.Zero.ashrInPlace(ShiftAmt);  in ashr()
323     Known.One.ashrInPlace(ShiftAmt);  in ashr()
348   for (unsigned ShiftAmt = MinShiftAmount; ShiftAmt <= MaxShiftAmount;  in ashr()  local
349       ++ShiftAmt) {  in ashr()
351     if ((ShiftAmtZeroMask & ShiftAmt) != 0 ||  in ashr()
352         (ShiftAmtOneMask | ShiftAmt) != ShiftAmt)  in ashr()
354     Known = Known.intersectWith(ShiftByConst(LHS, ShiftAmt));  in ashr()