2982   APInt KnownUndef, KnownZero;  in SimplifyDemandedVectorElts()  local
2984       SimplifyDemandedVectorElts(Op, DemandedElts, KnownUndef, KnownZero, TLO);  in SimplifyDemandedVectorElts()
3043     APInt &KnownZero, TargetLoweringOpt &TLO, unsigned Depth,  in SimplifyDemandedVectorElts()  argument
3051   KnownUndef = KnownZero = APInt::getZero(NumElts);  in SimplifyDemandedVectorElts()
3125         APInt SrcZero = KnownZero.zextOrTrunc(NumSrcElts);  in SimplifyDemandedVectorElts()
3147                                         KnownZero, TLO, Depth + 1);  in SimplifyDemandedVectorElts()
3188               KnownZero.setBit(Elt);  in SimplifyDemandedVectorElts()
3198             KnownZero.setBits(i * Scale, (i + 1) * Scale);  in SimplifyDemandedVectorElts()
3220             KnownZero.setBit(i);  in SimplifyDemandedVectorElts()
3267         KnownZero.setBit(i);  in SimplifyDemandedVectorElts()
3284       KnownZero.insertBits(SubZero, i * NumSubElts);  in SimplifyDemandedVectorElts()
3329     if (SimplifyDemandedVectorElts(Src, DemandedSrcElts, KnownUndef, KnownZero,  in SimplifyDemandedVectorElts()
3333     KnownZero.insertBits(SubZero, Idx);  in SimplifyDemandedVectorElts()
3365     KnownZero = SrcZero.extractBits(NumElts, Idx);  in SimplifyDemandedVectorElts()
3394                                      KnownZero, TLO, Depth + 1))  in SimplifyDemandedVectorElts()
3399       KnownZero.setBitVal(Idx, isNullConstant(Scl) || isNullFPConstant(Scl));  in SimplifyDemandedVectorElts()
3435     KnownZero = ZeroLHS & ZeroRHS;  in SimplifyDemandedVectorElts()
3439     APInt DemandedSel = DemandedElts & ~KnownZero;  in SimplifyDemandedVectorElts()
3511           KnownZero.setBit(i);  in SimplifyDemandedVectorElts()
3516           KnownZero.setBit(i);  in SimplifyDemandedVectorElts()
3531     KnownZero = SrcZero.zextOrTrunc(NumElts);  in SimplifyDemandedVectorElts()
3606     KnownZero = ZeroLHS & ZeroRHS;  in SimplifyDemandedVectorElts()
3633     KnownZero = ZeroLHS;  in SimplifyDemandedVectorElts()
3657     if (SimplifyDemandedVectorElts(Op0, DemandedElts0, KnownUndef, KnownZero,  in SimplifyDemandedVectorElts()
3662     KnownZero &= DemandedElts0;  in SimplifyDemandedVectorElts()
3667     if (DemandedElts.isSubsetOf(SrcZero | KnownZero | SrcUndef | KnownUndef))  in SimplifyDemandedVectorElts()
3674     KnownZero |= SrcZero;  in SimplifyDemandedVectorElts()
3676     KnownUndef &= ~KnownZero;  in SimplifyDemandedVectorElts()
3688                                    KnownZero, TLO, Depth + 1))  in SimplifyDemandedVectorElts()
3701                                                   KnownZero, TLO, Depth))  in SimplifyDemandedVectorElts()
3713   assert((KnownUndef & KnownZero) == 0 && "Elements flagged as undef AND zero");  in SimplifyDemandedVectorElts()
3780     SDValue Op, const APInt &DemandedElts, APInt &KnownUndef, APInt &KnownZero,  in SimplifyDemandedVectorEltsForTargetNode()  argument