20 	unsigned int res = w - ((w >> 1) & 0x55555555);  in __sw_hweight32()
21 	res = (res & 0x33333333) + ((res >> 2) & 0x33333333);  in __sw_hweight32()
22 	res = (res + (res >> 4)) & 0x0F0F0F0F;  in __sw_hweight32()
23 	res = res + (res >> 8);  in __sw_hweight32()
24 	return (res + (res >> 16)) & 0x000000FF;  in __sw_hweight32()
30 	unsigned int res = w - ((w >> 1) & 0x5555);  in __sw_hweight16()  local
31 	res = (res & 0x3333) + ((res >> 2) & 0x3333);  in __sw_hweight16()
32 	res = (res + (res >> 4)) & 0x0F0F;  in __sw_hweight16()
33 	return (res + (res >> 8)) & 0x00FF;  in __sw_hweight16()
38 	unsigned int res = w - ((w >> 1) & 0x55);  in __sw_hweight8()  local
39 	res = (res & 0x33) + ((res >> 2) & 0x33);  in __sw_hweight8()
40 	return (res + (res >> 4)) & 0x0F;  in __sw_hweight8()
55 	__u64 res = w - ((w >> 1) & 0x5555555555555555ul);  in __sw_hweight64()
56 	res = (res & 0x3333333333333333ul) + ((res >> 2) & 0x3333333333333333ul);  in __sw_hweight64()
57 	res = (res + (res >> 4)) & 0x0F0F0F0F0F0F0F0Ful;  in __sw_hweight64()
58 	res = res + (res >> 8);  in __sw_hweight64()
59 	res = res + (res >> 16);  in __sw_hweight64()
60 	return (res + (res >> 32)) & 0x00000000000000FFul;  in __sw_hweight64()