50 	op_type old;							\
53 		op_string "	%[old],%[val],%[ptr]\n"			\
55 		: [old] "=d" (old), [ptr] "+QS" (*ptr)			\
57 	return old;							\
101 	int old, new;							\
104 		"0:	lr	%[new],%[old]\n"			\
106 		"	cs	%[old],%[new],%[ptr]\n"			\
108 		: [old] "=d" (old), [new] "=&d" (new), [ptr] "+Q" (*ptr)\
110 	return old;							\
127 	long old, new;							\
130 		"0:	lgr	%[new],%[old]\n"			\
132 		"	csg	%[old],%[new],%[ptr]\n"			\
134 		: [old] "=d" (old), [new] "=&d" (new), [ptr] "+QS" (*ptr)\
136 	return old;							\
157 static inline int __atomic_cmpxchg(int *ptr, int old, int new)  in __atomic_cmpxchg()  argument
160 		"	cs	%[old],%[new],%[ptr]"  in __atomic_cmpxchg()
161 		: [old] "+d" (old), [ptr] "+Q" (*ptr)  in __atomic_cmpxchg()
164 	return old;  in __atomic_cmpxchg()
167 static inline bool __atomic_cmpxchg_bool(int *ptr, int old, int new)  in __atomic_cmpxchg_bool()  argument
169 	int old_expected = old;  in __atomic_cmpxchg_bool()
172 		"	cs	%[old],%[new],%[ptr]"  in __atomic_cmpxchg_bool()
173 		: [old] "+d" (old), [ptr] "+Q" (*ptr)  in __atomic_cmpxchg_bool()
176 	return old == old_expected;  in __atomic_cmpxchg_bool()
179 static inline long __atomic64_cmpxchg(long *ptr, long old, long new)  in __atomic64_cmpxchg()  argument
182 		"	csg	%[old],%[new],%[ptr]"  in __atomic64_cmpxchg()
183 		: [old] "+d" (old), [ptr] "+QS" (*ptr)  in __atomic64_cmpxchg()
186 	return old;  in __atomic64_cmpxchg()
189 static inline bool __atomic64_cmpxchg_bool(long *ptr, long old, long new)  in __atomic64_cmpxchg_bool()  argument
191 	long old_expected = old;  in __atomic64_cmpxchg_bool()
194 		"	csg	%[old],%[new],%[ptr]"  in __atomic64_cmpxchg_bool()
195 		: [old] "+d" (old), [ptr] "+QS" (*ptr)  in __atomic64_cmpxchg_bool()
198 	return old == old_expected;  in __atomic64_cmpxchg_bool()