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References

lib/CodeGen/SelectionDAG/SelectionDAG.cpp
 3447       Tmp2 = ComputeNumSignBits(Op.getOperand(i), Depth + 1);
 3454         Tmp2 = (Tmp2 > ExtraBits ? Tmp2 - ExtraBits : 1);
 3454         Tmp2 = (Tmp2 > ExtraBits ? Tmp2 - ExtraBits : 1);
 3454         Tmp2 = (Tmp2 > ExtraBits ? Tmp2 - ExtraBits : 1);
 3456       Tmp = std::min(Tmp, Tmp2);
 3483       Tmp2 = ComputeNumSignBits(Op.getOperand(1), DemandedRHS, Depth + 1);
 3484       Tmp = std::min(Tmp, Tmp2);
 3524       Tmp2 = VTBits;
 3532           Tmp2 = std::min(Tmp2, Tmp - SubOffset);
 3532           Tmp2 = std::min(Tmp2, Tmp - SubOffset);
 3534       return Tmp2;
 3546     Tmp2 = ComputeNumSignBits(Op.getOperand(0), DemandedElts, Depth+1);
 3547     return std::max(Tmp, Tmp2);
 3582       Tmp2 = ComputeNumSignBits(Op.getOperand(1), DemandedElts, Depth+1);
 3583       FirstAnswer = std::min(Tmp, Tmp2);
 3594     Tmp2 = ComputeNumSignBits(Op.getOperand(2), DemandedElts, Depth+1);
 3595     return std::min(Tmp, Tmp2);
 3599     Tmp2 = ComputeNumSignBits(Op.getOperand(3), DemandedElts, Depth+1);
 3600     return std::min(Tmp, Tmp2);
 3617         Tmp2 = CstHigh->getAPIntValue().getNumSignBits();
 3618         return std::min(Tmp, Tmp2);
 3626     Tmp2 = ComputeNumSignBits(Op.getOperand(1), Depth + 1);
 3627     return std::min(Tmp, Tmp2);
 3634     Tmp2 = ComputeNumSignBits(Op.getOperand(1), Depth + 1);
 3635     return std::min(Tmp, Tmp2);
 3696     Tmp2 = ComputeNumSignBits(Op.getOperand(1), Depth+1);
 3697     if (Tmp2 == 1) return 1;
 3698     return std::min(Tmp, Tmp2)-1;
 3701     Tmp2 = ComputeNumSignBits(Op.getOperand(1), Depth+1);
 3702     if (Tmp2 == 1) return 1;
 3716           return Tmp2;
 3725     return std::min(Tmp, Tmp2)-1;
 3784         Tmp2 = ComputeNumSignBits(InVec, VectorElts, Depth + 1);
 3785         Tmp = std::min(Tmp, Tmp2);
 3790       Tmp2 = ComputeNumSignBits(InVal, Depth + 1);
 3791       Tmp = std::min(Tmp, Tmp2);
 3846       Tmp2 = ComputeNumSignBits(Op.getOperand(i), DemandedSub, Depth + 1);
 3847       Tmp = std::min(Tmp, Tmp2);
 3870         Tmp2 = ComputeNumSignBits(Src, DemandedSrcElts, Depth + 1);
 3871         Tmp = std::min(Tmp, Tmp2);
 3880     Tmp2 = ComputeNumSignBits(Src, Depth + 1);
 3881     Tmp = std::min(Tmp, Tmp2);