1 // SPDX-License-Identifier: GPL-2.0-or-later
22 	atomic##bit##_set(&v, v0);				\
23 	r = v0;							\
46 	atomic##bit##_set(&v, v0);				\
47 	r = v0;							\
55 	atomic##bit##_set(&v, v0);				\
56 	r = v0;							\
58 	BUG_ON(atomic##bit##_##op(val, &v) != v0);		\
101 			i, (i) - one, (i) - one);	\
106 	int v0 = 0xaaa31337;  in test_atomic()  local
109 	int one = 1;  in test_atomic()
115 	TEST(, add, +=, -one);  in test_atomic()
116 	TEST(, sub, -=, onestwos);  in test_atomic()
117 	TEST(, sub, -=, -one);  in test_atomic()
124 	RETURN_FAMILY_TEST(, add_return, +=, -one);  in test_atomic()
125 	RETURN_FAMILY_TEST(, sub_return, -=, onestwos);  in test_atomic()
126 	RETURN_FAMILY_TEST(, sub_return, -=, -one);  in test_atomic()
129 	FETCH_FAMILY_TEST(, fetch_add, +=, -one);  in test_atomic()
130 	FETCH_FAMILY_TEST(, fetch_sub, -=, onestwos);  in test_atomic()
131 	FETCH_FAMILY_TEST(, fetch_sub, -=, -one);  in test_atomic()
138 	INC_RETURN_FAMILY_TEST(, v0);  in test_atomic()
139 	DEC_RETURN_FAMILY_TEST(, v0);  in test_atomic()
141 	XCHG_FAMILY_TEST(, v0, v1);  in test_atomic()
142 	CMPXCHG_FAMILY_TEST(, v0, v1, onestwos);  in test_atomic()
149 	long long v0 = 0xaaa31337c001d00dLL;  in test_atomic64()  local
154 	long long one = 1LL;  in test_atomic64()
157 	atomic64_t v = ATOMIC64_INIT(v0);  in test_atomic64()
158 	long long r = v0;  in test_atomic64()
167 	TEST(64, add, +=, -one);  in test_atomic64()
168 	TEST(64, sub, -=, onestwos);  in test_atomic64()
169 	TEST(64, sub, -=, -one);  in test_atomic64()
176 	RETURN_FAMILY_TEST(64, add_return, +=, -one);  in test_atomic64()
177 	RETURN_FAMILY_TEST(64, sub_return, -=, onestwos);  in test_atomic64()
178 	RETURN_FAMILY_TEST(64, sub_return, -=, -one);  in test_atomic64()
181 	FETCH_FAMILY_TEST(64, fetch_add, +=, -one);  in test_atomic64()
182 	FETCH_FAMILY_TEST(64, fetch_sub, -=, onestwos);  in test_atomic64()
183 	FETCH_FAMILY_TEST(64, fetch_sub, -=, -one);  in test_atomic64()
190 	INIT(v0);  in test_atomic64()
195 	INIT(v0);  in test_atomic64()
197 	r -= one;  in test_atomic64()
200 	INC_RETURN_FAMILY_TEST(64, v0);  in test_atomic64()
201 	DEC_RETURN_FAMILY_TEST(64, v0);  in test_atomic64()
203 	XCHG_FAMILY_TEST(64, v0, v1);  in test_atomic64()
204 	CMPXCHG_FAMILY_TEST(64, v0, v1, v2);  in test_atomic64()
206 	INIT(v0);  in test_atomic64()
207 	BUG_ON(atomic64_add_unless(&v, one, v0));  in test_atomic64()
210 	INIT(v0);  in test_atomic64()
216 	BUG_ON(atomic64_dec_if_positive(&v) != (onestwos - 1));  in test_atomic64()
217 	r -= one;  in test_atomic64()
221 	BUG_ON(atomic64_dec_if_positive(&v) != -one);  in test_atomic64()
224 	INIT(-one);  in test_atomic64()
225 	BUG_ON(atomic64_dec_if_positive(&v) != (-one - one));  in test_atomic64()
237 	INIT(-one);  in test_atomic64()
256 		"x86-64",  in test_atomics_init()