hweight16          27 include/asm-generic/bitops/const_hweight.h #define hweight16(w) (__builtin_constant_p(w) ? __const_hweight16(w) : __arch_hweight16(w))
hweight16          27 tools/include/asm-generic/bitops/const_hweight.h #define hweight16(w) (__builtin_constant_p(w) ? __const_hweight16(w) : __arch_hweight16(w))