using ::stablehlo::quantization::CalculateBinIndex;
using ::stablehlo::quantization::CalculateBinWidth;
using ::stablehlo::quantization::CalculateLowerBound;

// Gets the histogram frequencies for the given range.
float GetRangeFrequencies(absl::Span<const int64_t> histogram,
                          const float bin_width, const float lower_bound,
                          const float range_start, const float range_end) {
  float freq_sum = 0.f;