21 	unsigned int res = w - ((w >> 1) & 0x55555555);  in __sw_hweight32()
22 	res = (res & 0x33333333) + ((res >> 2) & 0x33333333);  in __sw_hweight32()
23 	res = (res + (res >> 4)) & 0x0F0F0F0F;  in __sw_hweight32()
24 	res = res + (res >> 8);  in __sw_hweight32()
25 	return (res + (res >> 16)) & 0x000000FF;  in __sw_hweight32()
32 	unsigned int res = w - ((w >> 1) & 0x5555);  in __sw_hweight16()  local
33 	res = (res & 0x3333) + ((res >> 2) & 0x3333);  in __sw_hweight16()
34 	res = (res + (res >> 4)) & 0x0F0F;  in __sw_hweight16()
35 	return (res + (res >> 8)) & 0x00FF;  in __sw_hweight16()
41 	unsigned int res = w - ((w >> 1) & 0x55);  in __sw_hweight8()  local
42 	res = (res & 0x33) + ((res >> 2) & 0x33);  in __sw_hweight8()
43 	return (res + (res >> 4)) & 0x0F;  in __sw_hweight8()
59 	__u64 res = w - ((w >> 1) & 0x5555555555555555ul);  in __sw_hweight64()
60 	res = (res & 0x3333333333333333ul) + ((res >> 2) & 0x3333333333333333ul);  in __sw_hweight64()
61 	res = (res + (res >> 4)) & 0x0F0F0F0F0F0F0F0Ful;  in __sw_hweight64()
62 	res = res + (res >> 8);  in __sw_hweight64()
63 	res = res + (res >> 16);  in __sw_hweight64()
64 	return (res + (res >> 32)) & 0x00000000000000FFul;  in __sw_hweight64()