203 #define arch_atomic64_cmpxchg(v, old, new) \  in ATOMIC_OPS()  argument
204 	(arch_cmpxchg(&((v)->counter), old, new))  in ATOMIC_OPS()
208 #define arch_atomic_cmpxchg(v, old, new) \  in ATOMIC_OPS()  argument
209 	(arch_cmpxchg(&((v)->counter), old, new))  in ATOMIC_OPS()
220  * Returns the old value of @v.  in ATOMIC_OPS()
224 	int c, new, old;  in ATOMIC_OPS()  local
227 	"1:	ldl_l	%[old],%[mem]\n"  in ATOMIC_OPS()
228 	"	cmpeq	%[old],%[u],%[c]\n"  in ATOMIC_OPS()
229 	"	addl	%[old],%[a],%[new]\n"  in ATOMIC_OPS()
237 	: [old] "=&r"(old), [new] "=&r"(new), [c] "=&r"(c)  in ATOMIC_OPS()
241 	return old;  in ATOMIC_OPS()
252  * Returns the old value of @v.
256 	s64 c, new, old;  in arch_atomic64_fetch_add_unless()  local
259 	"1:	ldq_l	%[old],%[mem]\n"  in arch_atomic64_fetch_add_unless()
260 	"	cmpeq	%[old],%[u],%[c]\n"  in arch_atomic64_fetch_add_unless()
261 	"	addq	%[old],%[a],%[new]\n"  in arch_atomic64_fetch_add_unless()
269 	: [old] "=&r"(old), [new] "=&r"(new), [c] "=&r"(c)  in arch_atomic64_fetch_add_unless()
273 	return old;  in arch_atomic64_fetch_add_unless()
278  * arch_atomic64_dec_if_positive - decrement by 1 if old value positive
281  * The function returns the old value of *v minus 1, even if
286 	s64 old, tmp;  in arch_atomic64_dec_if_positive()  local
289 	"1:	ldq_l	%[old],%[mem]\n"  in arch_atomic64_dec_if_positive()
290 	"	subq	%[old],1,%[tmp]\n"  in arch_atomic64_dec_if_positive()
291 	"	ble	%[old],2f\n"  in arch_atomic64_dec_if_positive()
298 	: [old] "=&r"(old), [tmp] "=&r"(tmp)  in arch_atomic64_dec_if_positive()
302 	return old - 1;  in arch_atomic64_dec_if_positive()