250 static __always_inline unsigned long variable__ffs(unsigned long word)  in variable__ffs()  argument
253 		: "=r" (word)  in variable__ffs()
254 		: "rm" (word));  in variable__ffs()
255 	return word;  in variable__ffs()
264 #define __ffs(word)				\  argument
265 	(__builtin_constant_p(word) ?		\
266 	 (unsigned long)__builtin_ctzl(word) :	\
267 	 variable__ffs(word))
269 static __always_inline unsigned long variable_ffz(unsigned long word)  in variable_ffz()  argument
272 		: "=r" (word)  in variable_ffz()
273 		: "r" (~word));  in variable_ffz()
274 	return word;  in variable_ffz()
283 #define ffz(word)				\  argument
284 	(__builtin_constant_p(word) ?		\
285 	 (unsigned long)__builtin_ctzl(~word) :	\
286 	 variable_ffz(word))
294 static __always_inline unsigned long __fls(unsigned long word)  in __fls()  argument
297 	    : "=r" (word)  in __fls()
298 	    : "rm" (word));  in __fls()
299 	return word;  in __fls()