1 /* SPDX-License-Identifier: GPL-2.0 */
26 #define __alternative_atomic64(f, g, out, in...) \  argument
28 		     : out : [func] "i" (atomic64_##g##_cx8), ## in)
32 #define __alternative_atomic64(f, g, out, in...) \  argument
33 	alternative_call(atomic64_##f##_386, atomic64_##g##_cx8, \
65  * arch_atomic64_cmpxchg - cmpxchg atomic64 variable
76 	return arch_cmpxchg64(&v->counter, o, n);  in arch_atomic64_cmpxchg()
81  * arch_atomic64_xchg - xchg atomic64 variable
92 	unsigned low = (unsigned)n;  in arch_atomic64_xchg()  local
94 			     "S" (v), "b" (low), "c" (high)  in arch_atomic64_xchg()
101  * arch_atomic64_set - set atomic64 variable
110 	unsigned low = (unsigned)i;  in arch_atomic64_set()  local
112 			     "S" (v), "b" (low), "c" (high)  in arch_atomic64_set()
117  * arch_atomic64_read - read atomic64 variable
130  * arch_atomic64_add_return - add and return
176  * arch_atomic64_add - add integer to atomic64 variable
191  * arch_atomic64_sub - subtract the atomic64 variable
206  * arch_atomic64_inc - increment atomic64 variable
219  * arch_atomic64_dec - decrement atomic64 variable
232  * arch_atomic64_add_unless - add unless the number is a given value
238  * Returns non-zero if the add was done, zero otherwise.
242 	unsigned low = (unsigned)u;  in arch_atomic64_add_unless()  local
245 			     ASM_OUTPUT2("+A" (a), "+c" (low), "+D" (high)),  in arch_atomic64_add_unless()
340 #define arch_atomic64_fetch_sub(i, v)	arch_atomic64_fetch_add(-(i), (v))