2728   APInt KnownUndef, KnownZero;  in SimplifyDemandedVectorElts()  local
2730       SimplifyDemandedVectorElts(Op, DemandedElts, KnownUndef, KnownZero, TLO);  in SimplifyDemandedVectorElts()
2789     APInt &KnownZero, TargetLoweringOpt &TLO, unsigned Depth,  in SimplifyDemandedVectorElts()  argument
2797   KnownUndef = KnownZero = APInt::getZero(NumElts);  in SimplifyDemandedVectorElts()
2870         APInt SrcZero = KnownZero.zextOrTrunc(NumSrcElts);  in SimplifyDemandedVectorElts()
2892                                         KnownZero, TLO, Depth + 1);  in SimplifyDemandedVectorElts()
2933               KnownZero.setBit(Elt);  in SimplifyDemandedVectorElts()
2943             KnownZero.setBits(i * Scale, (i + 1) * Scale);  in SimplifyDemandedVectorElts()
2965             KnownZero.setBit(i);  in SimplifyDemandedVectorElts()
2998         KnownZero.setBit(i);  in SimplifyDemandedVectorElts()
3015       KnownZero.insertBits(SubZero, i * NumSubElts);  in SimplifyDemandedVectorElts()
3060     if (SimplifyDemandedVectorElts(Src, DemandedSrcElts, KnownUndef, KnownZero,  in SimplifyDemandedVectorElts()
3064     KnownZero.insertBits(SubZero, Idx);  in SimplifyDemandedVectorElts()
3096     KnownZero = SrcZero.extractBits(NumElts, Idx);  in SimplifyDemandedVectorElts()
3125                                      KnownZero, TLO, Depth + 1))  in SimplifyDemandedVectorElts()
3130       KnownZero.setBitVal(Idx, isNullConstant(Scl) || isNullFPConstant(Scl));  in SimplifyDemandedVectorElts()
3166     KnownZero = ZeroLHS & ZeroRHS;  in SimplifyDemandedVectorElts()
3170     APInt DemandedSel = DemandedElts & ~KnownZero;  in SimplifyDemandedVectorElts()
3241           KnownZero.setBit(i);  in SimplifyDemandedVectorElts()
3246           KnownZero.setBit(i);  in SimplifyDemandedVectorElts()
3261     KnownZero = SrcZero.zextOrTrunc(NumElts);  in SimplifyDemandedVectorElts()
3332     KnownZero = ZeroLHS & ZeroRHS;  in SimplifyDemandedVectorElts()
3359     KnownZero = ZeroLHS;  in SimplifyDemandedVectorElts()
3378     if (SimplifyDemandedVectorElts(Op0, DemandedElts, KnownUndef, KnownZero,  in SimplifyDemandedVectorElts()
3385     if (DemandedElts.isSubsetOf(SrcZero | KnownZero | SrcUndef | KnownUndef))  in SimplifyDemandedVectorElts()
3392     KnownZero |= SrcZero;  in SimplifyDemandedVectorElts()
3394     KnownUndef &= ~KnownZero;  in SimplifyDemandedVectorElts()
3406                                    KnownZero, TLO, Depth + 1))  in SimplifyDemandedVectorElts()
3419                                                   KnownZero, TLO, Depth))  in SimplifyDemandedVectorElts()
3431   assert((KnownUndef & KnownZero) == 0 && "Elements flagged as undef AND zero");  in SimplifyDemandedVectorElts()
3498     SDValue Op, const APInt &DemandedElts, APInt &KnownUndef, APInt &KnownZero,  in SimplifyDemandedVectorEltsForTargetNode()  argument