Lines Matching defs:KnownZero

5550                                            APInt &KnownUndef, APInt &KnownZero) {
5552   KnownUndef = KnownZero = APInt::getZero(Size);
5572       KnownZero.setBit(i);
5592         KnownZero.setBit(i);
5597           KnownZero.setBit(i);
5602           KnownZero.setBit(i);
5621         KnownZero.setBit(i);
5633                                          APInt &KnownUndef, APInt &KnownZero) {
5645   KnownUndef = KnownZero = APInt::getZero(Size);
5674         KnownZero.setBit(i);
5700         KnownZero.setBit(i);
5723         KnownZero.setBit(i);
5735                                               const APInt &KnownZero,
5739          KnownZero.getBitWidth() == NumElts && "Shuffle mask size mismatch");
5744     else if (ResolveKnownZeros && KnownZero[i])
5752                                               APInt &KnownZero) {
5754   KnownUndef = KnownZero = APInt::getZero(NumElts);
5761       KnownZero.setBit(i);
6324                                    APInt &KnownUndef, APInt &KnownZero,
6334   if (getTargetShuffleAndZeroables(Op, Mask, Inputs, KnownUndef, KnownZero)) {
6336       resolveTargetShuffleFromZeroables(Mask, KnownUndef, KnownZero);
6341     resolveZeroablesFromTargetShuffle(Mask, KnownUndef, KnownZero);
6352   APInt KnownUndef, KnownZero;
6354                                 KnownZero, DAG, Depth, ResolveKnownElts);
17663   APInt KnownUndef, KnownZero;
17664   computeZeroableShuffleElements(OrigMask, V1, V2, KnownUndef, KnownZero);
17666   APInt Zeroable = KnownUndef | KnownZero;
38774   APInt KnownUndef, KnownZero;
38775   resolveZeroablesFromTargetShuffle(Mask, KnownUndef, KnownZero);
38776   APInt Zeroable = KnownUndef | KnownZero;
41883     SDValue Op, const APInt &DemandedElts, APInt &KnownUndef, APInt &KnownZero,
41904     KnownZero = LHSZero | RHSZero;
41990     if (SimplifyDemandedVectorElts(Src, DemandedElts, SrcUndef, KnownZero, TLO,
41995     if (DemandedElts.isSubsetOf(KnownZero))
42029     KnownZero = LHSZero;
42076     if (SimplifyDemandedVectorElts(Src, DemandedSrc, KnownUndef, KnownZero, TLO,
42081     KnownZero <<= ShiftAmt;
42082     KnownZero.setLowBits(ShiftAmt);
42115     if (SimplifyDemandedVectorElts(Src, DemandedSrc, KnownUndef, KnownZero, TLO,
42120     KnownZero.lshrInPlace(ShiftAmt);
42121     KnownZero.setHighBits(ShiftAmt);
42280     KnownZero = SrcZero.zextOrTrunc(NumElts);
42310     KnownZero = LHSZero & RHSZero;
42578   KnownZero = OpZero;
42592     KnownZero.setAllBits();
42891       APInt KnownUndef, KnownZero;
42894                                      KnownZero, TLO, Depth + 1))
43022     APInt KnownUndef, KnownZero;
43024     if (SimplifyDemandedVectorElts(Src, DemandedElts, KnownUndef, KnownZero,
43028     Known.Zero = KnownZero.zext(BitWidth);