Lines Matching defs:UsedBits

19303     APInt UsedBits(Inst->getValueSizeInBits(0), 0);
19304     UsedBits.setAllBits();
19305     UsedBits = UsedBits.zext(BitWidth);
19306     UsedBits <<= Shift;
19307     return UsedBits;
19489 /// Check that all bits set in \p UsedBits form a dense region, i.e.,
19490 /// \p UsedBits looks like 0..0 1..1 0..0.
19491 static bool areUsedBitsDense(const APInt &UsedBits) {
19493   if (UsedBits.isAllOnes())
19497   APInt NarrowedUsedBits = UsedBits.lshr(UsedBits.countr_zero());
19512   APInt UsedBits = First.getUsedBits();
19513   assert((UsedBits & Second.getUsedBits()) == 0 &&
19515   UsedBits |= Second.getUsedBits();
19516   return areUsedBitsDense(UsedBits);
19590                                 const APInt &UsedBits, bool ForCodeSize) {
19600   if (!areUsedBitsDense(UsedBits))
19646   APInt UsedBits(LD->getValueSizeInBits(0), 0);
19687     if ((CurrentUsedBits & UsedBits) != 0)
19690     UsedBits |= CurrentUsedBits;
19701   if (!isSlicingProfitable(LoadedSlices, UsedBits, ForCodeSize))