12 unsigned int hweight32(unsigned int w)  in hweight32()  argument
14 	unsigned int res = w - ((w >> 1) & 0x55555555);  in hweight32()
22 unsigned int hweight16(unsigned int w)  in hweight16()  argument
24 	unsigned int res = w - ((w >> 1) & 0x5555);  in hweight16()
31 unsigned int hweight8(unsigned int w)  in hweight8()  argument
33 	unsigned int res = w - ((w >> 1) & 0x55);  in hweight8()
39 unsigned long hweight64(__u64 w)  in hweight64()  argument
42 	return hweight32((unsigned int)(w >> 32)) + hweight32((unsigned int)w);  in hweight64()
45 	w -= (w >> 1) & 0x5555555555555555ul;  in hweight64()
46 	w =  (w & 0x3333333333333333ul) + ((w >> 2) & 0x3333333333333333ul);  in hweight64()
47 	w =  (w + (w >> 4)) & 0x0f0f0f0f0f0f0f0ful;  in hweight64()
48 	return (w * 0x0101010101010101ul) >> 56;  in hweight64()
50 	__u64 res = w - ((w >> 1) & 0x5555555555555555ul);  in hweight64()