Lines Matching full:bits
17 /* Returns: count of 1 bits */
24 /* Every 2 bits holds the sum of every pair of bits (32) */
26 /* Every 4 bits holds the sum of every 4-set of bits (3 significant bits) (16) */
28 /* Every 8 bits holds the sum of every 8-set of bits (4 significant bits) (8) */
30 /* The lower 32 bits hold four 16 bit sums (5 significant bits). */
31 /* Upper 32 bits are garbage */
33 /* The lower 16 bits hold two 32 bit sums (6 significant bits). */
34 /* Upper 16 bits are garbage */
35 return (x + (x >> 8)) & 0x0000007F; /* (7 significant bits) */
