20 	unsigned int prev, prev_mask, tmp, bitoff, off;		\
35 	: "=&r" (prev), "=&r" (tmp), "+m" (*(u32*)p)		\
39 	return prev >> bitoff;					\
46 	unsigned int prev, prev_mask, tmp, bitoff, off;		\
69 	: "=&r" (prev), "=&r" (tmp), "+m" (*(u32*)p)		\
73 	return prev >> bitoff;					\
91 	unsigned long prev;  in __xchg_u32_local()  local
98 	: "=&r" (prev), "+m" (*(volatile unsigned int *)p)  in __xchg_u32_local()
102 	return prev;  in __xchg_u32_local()
108 	unsigned long prev;  in __xchg_u32_relaxed()  local
115 	: "=&r" (prev), "+m" (*p)  in __xchg_u32_relaxed()
119 	return prev;  in __xchg_u32_relaxed()
126 	unsigned long prev;  in __xchg_u64_local()  local
133 	: "=&r" (prev), "+m" (*(volatile unsigned long *)p)  in __xchg_u64_local()
137 	return prev;  in __xchg_u64_local()
143 	unsigned long prev;  in __xchg_u64_relaxed()  local
150 	: "=&r" (prev), "+m" (*p)  in __xchg_u64_relaxed()
154 	return prev;  in __xchg_u64_relaxed()
225 	unsigned int prev;  in __cmpxchg_u32()  local
238 	: "=&r" (prev), "+m" (*p)  in __cmpxchg_u32()
242 	return prev;  in __cmpxchg_u32()
249 	unsigned int prev;  in __cmpxchg_u32_local()  local
260 	: "=&r" (prev), "+m" (*p)  in __cmpxchg_u32_local()
264 	return prev;  in __cmpxchg_u32_local()
270 	unsigned long prev;  in __cmpxchg_u32_relaxed()  local
280 	: "=&r" (prev), "+m" (*p)  in __cmpxchg_u32_relaxed()
284 	return prev;  in __cmpxchg_u32_relaxed()
298 	unsigned long prev;  in __cmpxchg_u32_acquire()  local
310 	: "=&r" (prev), "+m" (*p)  in __cmpxchg_u32_acquire()
314 	return prev;  in __cmpxchg_u32_acquire()
321 	unsigned long prev;  in __cmpxchg_u64()  local
333 	: "=&r" (prev), "+m" (*p)  in __cmpxchg_u64()
337 	return prev;  in __cmpxchg_u64()
344 	unsigned long prev;  in __cmpxchg_u64_local()  local
354 	: "=&r" (prev), "+m" (*p)  in __cmpxchg_u64_local()
358 	return prev;  in __cmpxchg_u64_local()
364 	unsigned long prev;  in __cmpxchg_u64_relaxed()  local
373 	: "=&r" (prev), "+m" (*p)  in __cmpxchg_u64_relaxed()
377 	return prev;  in __cmpxchg_u64_relaxed()
383 	unsigned long prev;  in __cmpxchg_u64_acquire()  local
394 	: "=&r" (prev), "+m" (*p)  in __cmpxchg_u64_acquire()
398 	return prev;  in __cmpxchg_u64_acquire()