Lines Matching defs:ShiftAmt

658       uint64_t ShiftAmt = SA->getLimitedValue(BitWidth - 1);
659       if (DemandedMask.countr_zero() >= ShiftAmt) {
664           if (SignBits > ShiftAmt && SignBits - ShiftAmt >= NumHiDemandedBits)
675           Constant *LeftShiftAmtC = ConstantInt::get(VTy, ShiftAmt);
686       APInt DemandedMaskIn(DemandedMask.lshr(ShiftAmt));
691         DemandedMaskIn.setHighBits(ShiftAmt+1);
693         DemandedMaskIn.setHighBits(ShiftAmt);
699                              KnownBits::makeConstant(APInt(BitWidth, ShiftAmt)),
721       uint64_t ShiftAmt = SA->getLimitedValue(BitWidth-1);
740       if (DemandedMask.countl_zero() >= ShiftAmt) {
756           Constant *RightShiftAmtC = ConstantInt::get(VTy, ShiftAmt);
768       APInt DemandedMaskIn(DemandedMask.shl(ShiftAmt));
774       Known.Zero.lshrInPlace(ShiftAmt);
775       Known.One.lshrInPlace(ShiftAmt);
776       if (ShiftAmt)
777         Known.Zero.setHighBits(ShiftAmt);  // high bits known zero.
805       uint32_t ShiftAmt = SA->getLimitedValue(BitWidth-1);
808       APInt DemandedMaskIn(DemandedMask.shl(ShiftAmt));
811       bool ShiftedInBitsDemanded = DemandedMask.countl_zero() < ShiftAmt;
831           Known, KnownBits::makeConstant(APInt(BitWidth, ShiftAmt)),
832           ShiftAmt != 0, I->isExact());
1033         uint64_t ShiftAmt = SA->urem(BitWidth);
1035           ShiftAmt = BitWidth - ShiftAmt;
1037         APInt DemandedMaskLHS(DemandedMask.lshr(ShiftAmt));
1038         APInt DemandedMaskRHS(DemandedMask.shl(BitWidth - ShiftAmt));
1063         Known.Zero = LHSKnown.Zero.shl(ShiftAmt) |
1064                      RHSKnown.Zero.lshr(BitWidth - ShiftAmt);
1065         Known.One = LHSKnown.One.shl(ShiftAmt) |
1066                     RHSKnown.One.lshr(BitWidth - ShiftAmt);