2278                                                 APInt &KnownUndef,  in SimplifyDemandedVectorElts()  argument
2286       SimplifyDemandedVectorElts(Op, DemandedElts, KnownUndef, KnownZero, TLO);  in SimplifyDemandedVectorElts()
2326   APInt KnownUndef = APInt::getNullValue(NumElts);  in getKnownUndefForVectorBinop()  local
2338         KnownUndef.setBit(i);  in getKnownUndefForVectorBinop()
2340   return KnownUndef;  in getKnownUndefForVectorBinop()
2344     SDValue Op, const APInt &OriginalDemandedElts, APInt &KnownUndef,  in SimplifyDemandedVectorElts()  argument
2353   KnownUndef = KnownZero = APInt::getNullValue(NumElts);  in SimplifyDemandedVectorElts()
2364     KnownUndef.setAllBits();  in SimplifyDemandedVectorElts()
2374     KnownUndef.setAllBits();  in SimplifyDemandedVectorElts()
2403       KnownUndef.setAllBits();  in SimplifyDemandedVectorElts()
2406     KnownUndef.setHighBits(NumElts - 1);  in SimplifyDemandedVectorElts()
2421       return SimplifyDemandedVectorElts(Src, DemandedElts, KnownUndef,  in SimplifyDemandedVectorElts()
2464             KnownUndef.setBits(i * Scale, (i + 1) * Scale);  in SimplifyDemandedVectorElts()
2489             KnownUndef.setBit(i);  in SimplifyDemandedVectorElts()
2506             KnownUndef.setBit(i);  in SimplifyDemandedVectorElts()
2517         KnownUndef.setBit(i);  in SimplifyDemandedVectorElts()
2536       KnownUndef.insertBits(SubUndef, i * NumSubElts);  in SimplifyDemandedVectorElts()
2563     if (SimplifyDemandedVectorElts(Src, DemandedSrcElts, KnownUndef, KnownZero,  in SimplifyDemandedVectorElts()
2566     KnownUndef.insertBits(SubUndef, Idx);  in SimplifyDemandedVectorElts()
2599     KnownUndef = SrcUndef.extractBits(NumElts, Idx);  in SimplifyDemandedVectorElts()
2628       if (SimplifyDemandedVectorElts(Vec, DemandedVecElts, KnownUndef,  in SimplifyDemandedVectorElts()
2632       KnownUndef.setBitVal(Idx, Scl.isUndef());  in SimplifyDemandedVectorElts()
2669     KnownUndef = UndefLHS & UndefRHS;  in SimplifyDemandedVectorElts()
2731         KnownUndef.setBit(i);  in SimplifyDemandedVectorElts()
2734           KnownUndef.setBit(i);  in SimplifyDemandedVectorElts()
2739           KnownUndef.setBit(i);  in SimplifyDemandedVectorElts()
2757     KnownUndef = SrcUndef.zextOrTrunc(NumElts);  in SimplifyDemandedVectorElts()
2768       if (DemandedElts.isSubsetOf(KnownUndef))  in SimplifyDemandedVectorElts()
2770       KnownUndef.clearAllBits();  in SimplifyDemandedVectorElts()
2799     KnownUndef = getKnownUndefForVectorBinop(Op, TLO.DAG, UndefLHS, UndefRHS);  in SimplifyDemandedVectorElts()
2826     KnownUndef = UndefLHS & UndefRHS; // TODO: use getKnownUndefForVectorBinop?  in SimplifyDemandedVectorElts()
2844     if (SimplifyDemandedVectorElts(Op0, DemandedElts, KnownUndef, KnownZero,  in SimplifyDemandedVectorElts()
2853     KnownUndef &= SrcUndef;  in SimplifyDemandedVectorElts()
2854     KnownUndef &= ~KnownZero;  in SimplifyDemandedVectorElts()
2866     if (SimplifyDemandedVectorElts(Op.getOperand(0), DemandedElts, KnownUndef,  in SimplifyDemandedVectorElts()
2872       if (DemandedElts.isSubsetOf(KnownUndef))  in SimplifyDemandedVectorElts()
2874       KnownUndef.clearAllBits();  in SimplifyDemandedVectorElts()
2879       if (SimplifyDemandedVectorEltsForTargetNode(Op, DemandedElts, KnownUndef,  in SimplifyDemandedVectorElts()
2892   assert((KnownUndef & KnownZero) == 0 && "Elements flagged as undef AND zero");  in SimplifyDemandedVectorElts()
2896   if (DemandedElts.isSubsetOf(KnownUndef))  in SimplifyDemandedVectorElts()
2959     SDValue Op, const APInt &DemandedElts, APInt &KnownUndef, APInt &KnownZero,  in SimplifyDemandedVectorEltsForTargetNode()  argument