Function log2_pot

bench/analyze-blocking-sizes.cpp:34–38

bool dump_tables = false;

uint8_t log2_pot(size_t x) {
  size_t l = 0;
  while (x >>= 1) l++;
  return l;
}

uint16_t compact_size_triple(size_t k, size_t m, size_t n)
{