if (a.size() > b.size()) return false;

  return std::equal(a.rbegin(), a.rend(), b.rbegin());
}

// Returns true if it is a shaped type of f32 elements.
inline bool IsF32ShapedType(Type t) {
  if (auto shaped_type = t.dyn_cast_or_null<ShapedType>()) {
    return shaped_type.getElementType().isF32();
  }
  return false;
}

// Returns true if it is a shaped type of bf16 elements.