21 #define atomic_read(v)		READ_ONCE((v)->counter)  argument
22 #define atomic_set(v, i)	WRITE_ONCE(((v)->counter), (i))  argument
35 static inline void atomic_##op(int i, atomic_t *v)			\
37 	__asm__ __volatile__(#asm_op "l %1,%0" : "+m" (*v) : ASM_DI (i));\
43 static inline int atomic_##op##_return(int i, atomic_t *v)		\
48 			"1:	movel %2,%1\n"				\
50 			"	casl %2,%1,%0\n"			\
52 			: "+m" (*v), "=&d" (t), "=&d" (tmp)		\
53 			: "g" (i), "2" (atomic_read(v)));		\
58 static inline int atomic_fetch_##op(int i, atomic_t *v)			\
63 			"1:	movel %2,%1\n"				\
65 			"	casl %2,%1,%0\n"			\
67 			: "+m" (*v), "=&d" (t), "=&d" (tmp)		\
68 			: "g" (i), "2" (atomic_read(v)));		\
75 static inline int atomic_##op##_return(int i, atomic_t * v)		\
81 	t = (v->counter c_op i);					\
88 static inline int atomic_fetch_##op(int i, atomic_t * v)		\
94 	t = v->counter;							\
95 	v->counter c_op i;						\
125 static inline void atomic_inc(atomic_t *v)  in atomic_inc()  argument
127 	__asm__ __volatile__("addql #1,%0" : "+m" (*v));  in atomic_inc()
131 static inline void atomic_dec(atomic_t *v)  in atomic_dec()  argument
133 	__asm__ __volatile__("subql #1,%0" : "+m" (*v));  in atomic_dec()
137 static inline int atomic_dec_and_test(atomic_t *v)  in atomic_dec_and_test()  argument
140 	__asm__ __volatile__("subql #1,%1; seq %0" : "=d" (c), "+m" (*v));  in atomic_dec_and_test()
145 static inline int atomic_dec_and_test_lt(atomic_t *v)  in atomic_dec_and_test_lt()  argument
150 		: "=d" (c), "=m" (*v)  in atomic_dec_and_test_lt()
151 		: "m" (*v));  in atomic_dec_and_test_lt()
155 static inline int atomic_inc_and_test(atomic_t *v)  in atomic_inc_and_test()  argument
158 	__asm__ __volatile__("addql #1,%1; seq %0" : "=d" (c), "+m" (*v));  in atomic_inc_and_test()
165 #define atomic_cmpxchg(v, o, n) ((int)cmpxchg(&((v)->counter), (o), (n)))  argument
166 #define atomic_xchg(v, new) (xchg(&((v)->counter), new))  argument
170 static inline int atomic_cmpxchg(atomic_t *v, int old, int new)  in atomic_cmpxchg()  argument
176 	prev = atomic_read(v);  in atomic_cmpxchg()
178 		atomic_set(v, new);  in atomic_cmpxchg()
183 static inline int atomic_xchg(atomic_t *v, int new)  in atomic_xchg()  argument
189 	prev = atomic_read(v);  in atomic_xchg()
190 	atomic_set(v, new);  in atomic_xchg()
197 static inline int atomic_sub_and_test(int i, atomic_t *v)  in atomic_sub_and_test()  argument
200 	__asm__ __volatile__("subl %2,%1; seq %0"  in atomic_sub_and_test()
201 			     : "=d" (c), "+m" (*v)  in atomic_sub_and_test()
207 static inline int atomic_add_negative(int i, atomic_t *v)  in atomic_add_negative()  argument
210 	__asm__ __volatile__("addl %2,%1; smi %0"  in atomic_add_negative()
211 			     : "=d" (c), "+m" (*v)  in atomic_add_negative()