if theBit < 64 {
		result := s.freeindex + uint16(theBit)
		if result < s.nelems {
			freeidx := result + 1
			if freeidx%64 == 0 && freeidx != s.nelems {
				return 0
			}
			s.allocCache >>= uint(theBit + 1)
			s.freeindex = freeidx
			s.allocCount++
			return gclinkptr(uintptr(result)*s.elemsize + s.base())
		}
	}
	return 0
}

// or after s.freeindex.
// There are hardware instructions that can be used to make this
// faster if profiling warrants it.
func (s *mspan) nextFreeIndex() uint16 {
	sfreeindex := s.freeindex
	snelems := s.nelems
	if sfreeindex == snelems {
		return sfreeindex
	}
	if sfreeindex > snelems {
		throw("s.freeindex > s.nelems")
	}

	aCache := s.allocCache

	// freeindex is the slot index between 0 and nelems at which to begin scanning
	// for the next free object in this span.
	// Each allocation scans allocBits starting at freeindex until it encounters a 0
	// indicating a free object. freeindex is then adjusted so that subsequent scans begin
	// just past the newly discovered free object.
	//
	// If freeindex == nelem, this span has no free objects.
	//

  }

  private ImmutableSortedMap<K, V> getSubMap(int fromIndex, int toIndex) {
    if (fromIndex == 0 && toIndex == size()) {
      return this;
    } else if (fromIndex == toIndex) {
      return emptyMap(comparator());
    } else {
      return new ImmutableSortedMap<>(
          keySet.getSubSet(fromIndex, toIndex), valueList.subList(fromIndex, toIndex));
    }
  }

  /**

				if v == ev {
					return
				}
			}
		}
		values = append(values, v)
		f.NamedValues[sl] = values
	}

	newValues := []*Value{}

	abiRegIndexToRegister := func(reg abi.RegIndex) int8 {
		i := f.ABISelf.FloatIndexFor(reg)
		if i >= 0 { // float PR
			return f.Config.floatParamRegs[i]
		} else {
			return f.Config.intParamRegs[reg]
		}
	}

			}
			dcinfo.Major = di.Major
			dcinfo.Minor = di.Minor
			dcinfo.Total = di.Total
			dcinfo.Free = di.Free
			dcinfo.Used = di.Used
			dcinfo.UsedInodes = di.Files - di.Ffree
			dcinfo.FreeInodes = di.Ffree
			dcinfo.FSType = di.FSType
			diskID, err := s.GetDiskID()
			// Healing is 'true' when
			// - if we found an unformatted disk (no 'format.json')
			// - if we found healing tracker 'healing.bin'

		if metaV < 2 && ver.header.Type == DeleteType {
			// load (and convert) version.
			version, err := x.getIdx(i)
			if err == nil {
				// Only reindex if set.
				_, ok1 := version.DeleteMarker.MetaSys[ReservedMetadataPrefixLower+ReplicationTimestamp]
				_, ok2 := version.DeleteMarker.MetaSys[ReservedMetadataPrefixLower+ReplicaTimestamp]
				if ok1 || ok2 {