Lines Matching defs:ShiftAmt

672       uint64_t ShiftAmt = SA->getLimitedValue(BitWidth - 1);
673       if (DemandedMask.countr_zero() >= ShiftAmt) {
678           if (SignBits > ShiftAmt && SignBits - ShiftAmt >= NumHiDemandedBits)
689           Constant *LeftShiftAmtC = ConstantInt::get(VTy, ShiftAmt);
700       APInt DemandedMaskIn(DemandedMask.lshr(ShiftAmt));
705         DemandedMaskIn.setHighBits(ShiftAmt+1);
707         DemandedMaskIn.setHighBits(ShiftAmt);
713                              KnownBits::makeConstant(APInt(BitWidth, ShiftAmt)),
735       uint64_t ShiftAmt = SA->getLimitedValue(BitWidth-1);
754       if (DemandedMask.countl_zero() >= ShiftAmt) {
770           Constant *RightShiftAmtC = ConstantInt::get(VTy, ShiftAmt);
783             Factor->countr_zero() >= ShiftAmt) {
785               X, ConstantInt::get(X->getType(), Factor->lshr(ShiftAmt)));
791       APInt DemandedMaskIn(DemandedMask.shl(ShiftAmt));
797       Known.Zero.lshrInPlace(ShiftAmt);
798       Known.One.lshrInPlace(ShiftAmt);
799       if (ShiftAmt)
800         Known.Zero.setHighBits(ShiftAmt);  // high bits known zero.
828       uint32_t ShiftAmt = SA->getLimitedValue(BitWidth-1);
831       APInt DemandedMaskIn(DemandedMask.shl(ShiftAmt));
834       bool ShiftedInBitsDemanded = DemandedMask.countl_zero() < ShiftAmt;
854           Known, KnownBits::makeConstant(APInt(BitWidth, ShiftAmt)),
855           ShiftAmt != 0, I->isExact());
1035         uint64_t ShiftAmt = SA->urem(BitWidth);
1037           ShiftAmt = BitWidth - ShiftAmt;
1039         APInt DemandedMaskLHS(DemandedMask.lshr(ShiftAmt));
1040         APInt DemandedMaskRHS(DemandedMask.shl(BitWidth - ShiftAmt));
1068         Known.Zero = LHSKnown.Zero.shl(ShiftAmt) |
1069                      RHSKnown.Zero.lshr(BitWidth - ShiftAmt);
1070         Known.One = LHSKnown.One.shl(ShiftAmt) |
1071                     RHSKnown.One.lshr(BitWidth - ShiftAmt);