LXR linux/lib/clz

   1const unsigned char __clz_tab[] = {
   2        0, 1, 2, 2, 3, 3, 3, 3, 4, 4, 4, 4, 4, 4, 4, 4, 5, 5, 5, 5, 5, 5, 5, 5,
   3            5, 5, 5, 5, 5, 5, 5, 5,
   4        6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6,
   5            6, 6, 6, 6, 6, 6, 6, 6,
   6        7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7,
   7            7, 7, 7, 7, 7, 7, 7, 7,
   8        7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7,
   9            7, 7, 7, 7, 7, 7, 7, 7,
  10        8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8,
  11            8, 8, 8, 8, 8, 8, 8, 8,
  12        8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8,
  13            8, 8, 8, 8, 8, 8, 8, 8,
  14        8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8,
  15            8, 8, 8, 8, 8, 8, 8, 8,
  16        8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8,
  17            8, 8, 8, 8, 8, 8, 8, 8,
  18};
  19