message: Uniquify function names further.
diff: @@ -46,13 +46,13 @@ static constexpr double kTolerance = 0.1f;
  //
  // #include<cuda_fp16.h>
  // extern "C" { // avoid name mangling
  -// __device__ float canonicalize_fp16(float input) {
  +// __device__ float __xla_buffer_comparator_canonicalize(float input) {
  // // All fp16 infinities are treated as 65505 or -65505, in order to avoid
  // // differences due to overflows.
  // return isnan(input) ? input : max(-65505.0f, min(input, 65505.0f));
  // }
  -// __device__ float extract_int8(int pack) {
  +// __device__ float __xla_buffer_comparator_extract_int8(int pack) {
  // // Extract the lower 8 bits from pack and convert it to float
  // const unsigned int bit_mask = 0xff;
  // unsigned int bits = pack & bit_mask;
  @@ -68,8 +68,8 @@ static constexpr double kTolerance = 0.1f;
  // if (idx >= buffer_length) return;
  // float elem_a = __half2float(buffer_a[idx]);
  // float elem_b = __half2float(buffer_b[idx]);
  -// elem_a = canonicalize_fp16(elem_a);
  -// elem_b = canonicalize_fp16(elem_b);
  +// elem_a = __xla_buffer_comparator_canonicalize(elem_a);
  +// elem_b = __xla_buffer_comparator_canonicalize(elem_b);
  // if (isnan(elem_a) && isnan(elem_b)) return;
  // float rel_error = abs(elem_a - elem_b)
  // / (max(abs(elem_a), abs(elem_b)) + 1);
  @@ -120,8 +120,8 @@ static constexpr double kTolerance = 0.1f;
  // int pack_a = buffer_a[idx];
  // int pack_b = buffer_b[idx];
  // for(int i = 0; i < 4; ++i) {
  -// float elem_a = extract_int8(pack_a);
  -// float elem_b = extract_int8(pack_b);
  +// float elem_a = __xla_buffer_comparator_extract_int8(pack_a);
  +// float elem_b = __xla_buffer_comparator_extract_int8(pack_b);
  // float rel_error = abs(elem_a - elem_b)
  // / (max(abs(elem_a), abs(elem_b)) + 1);
  // if (rel_error > rel_error_threshold || isnan(rel_error))
  