Lines Matching defs:Known

592   KnownBits Known = IC.computeKnownBits(Op0, 0, &II);
595   unsigned PossibleZeros = IsTZ ? Known.countMaxTrailingZeros()
596                                 : Known.countMaxLeadingZeros();
597   unsigned DefiniteZeros = IsTZ ? Known.countMinTrailingZeros()
598                                 : Known.countMinLeadingZeros();
612   if (!Known.One.isZero() ||
675   KnownBits Known(BitWidth);
676   IC.computeKnownBits(Op0, Known, 0, &II);
683   if ((~Known.Zero).isPowerOf2())
685         Op0, ConstantInt::get(Ty, (~Known.Zero).exactLogBase2()));
699     ConstantRange Range(APInt(BitWidth, Known.countMinPopulation()),
700                         APInt(BitWidth, Known.countMaxPopulation() + 1));
1026   KnownFPClass Known = computeKnownFPClass(Src0, Mask, &II);
1031   if ((Mask & Known.KnownFPClasses) != Mask) {
1033         1, ConstantInt::get(Src1->getType(), Mask & Known.KnownFPClasses));
1040   if (Mask == Known.KnownFPClasses)
1047   KnownBits Known = computeKnownBits(Op, /*Depth=*/0, SQ);
1048   if (Known.isNonNegative())
1050   if (Known.isNegative())
1663     if (std::optional<bool> Known =
1667       if (!*Known)
1951     KnownBits Known = computeKnownBits(IIOperand, 0, II);
1952     uint64_t LZ = alignDown(Known.countMinLeadingZeros(), 8);
1953     uint64_t TZ = alignDown(Known.countMinTrailingZeros(), 8);
1954     unsigned BW = Known.getBitWidth();
2116     KnownBits Known(BitWidth);
2117     if (SimplifyDemandedInstructionBits(*II, Known))
2140         (Known.isNonZero() ||
2148                  std::min(BitWidth - 1, Known.countMinTrailingZeros()));
2149     // Known bits will capture if we had alignment information associated with
3157     KnownBits Known(1);
3158     computeKnownBits(IIOperand, Known, 0, II);
3159     if (Known.isAllOnes() && isAssumeWithEmptyBundle(cast<AssumeInst>(*II)))