1 | // Test frontend handling of __sync builtins. |
2 | // Modified from a gcc testcase. |
3 | // RUN: %clang_cc1 -triple x86_64-apple-darwin -emit-llvm %s -o - | FileCheck %s |
4 | |
5 | signed char sc; |
6 | unsigned char uc; |
7 | signed short ss; |
8 | unsigned short us; |
9 | signed int si; |
10 | unsigned int ui; |
11 | signed long long sll; |
12 | unsigned long long ull; |
13 | |
14 | void test_op_ignore (void) // CHECK-LABEL: define void @test_op_ignore |
15 | { |
16 | (void) __sync_fetch_and_add (&sc, 1); // CHECK: atomicrmw add i8 |
17 | (void) __sync_fetch_and_add (&uc, 1); // CHECK: atomicrmw add i8 |
18 | (void) __sync_fetch_and_add (&ss, 1); // CHECK: atomicrmw add i16 |
19 | (void) __sync_fetch_and_add (&us, 1); // CHECK: atomicrmw add i16 |
20 | (void) __sync_fetch_and_add (&si, 1); // CHECK: atomicrmw add i32 |
21 | (void) __sync_fetch_and_add (&ui, 1); // CHECK: atomicrmw add i32 |
22 | (void) __sync_fetch_and_add (&sll, 1); // CHECK: atomicrmw add i64 |
23 | (void) __sync_fetch_and_add (&ull, 1); // CHECK: atomicrmw add i64 |
24 | |
25 | (void) __sync_fetch_and_sub (&sc, 1); // CHECK: atomicrmw sub i8 |
26 | (void) __sync_fetch_and_sub (&uc, 1); // CHECK: atomicrmw sub i8 |
27 | (void) __sync_fetch_and_sub (&ss, 1); // CHECK: atomicrmw sub i16 |
28 | (void) __sync_fetch_and_sub (&us, 1); // CHECK: atomicrmw sub i16 |
29 | (void) __sync_fetch_and_sub (&si, 1); // CHECK: atomicrmw sub i32 |
30 | (void) __sync_fetch_and_sub (&ui, 1); // CHECK: atomicrmw sub i32 |
31 | (void) __sync_fetch_and_sub (&sll, 1); // CHECK: atomicrmw sub i64 |
32 | (void) __sync_fetch_and_sub (&ull, 1); // CHECK: atomicrmw sub i64 |
33 | |
34 | (void) __sync_fetch_and_or (&sc, 1); // CHECK: atomicrmw or i8 |
35 | (void) __sync_fetch_and_or (&uc, 1); // CHECK: atomicrmw or i8 |
36 | (void) __sync_fetch_and_or (&ss, 1); // CHECK: atomicrmw or i16 |
37 | (void) __sync_fetch_and_or (&us, 1); // CHECK: atomicrmw or i16 |
38 | (void) __sync_fetch_and_or (&si, 1); // CHECK: atomicrmw or i32 |
39 | (void) __sync_fetch_and_or (&ui, 1); // CHECK: atomicrmw or i32 |
40 | (void) __sync_fetch_and_or (&sll, 1); // CHECK: atomicrmw or i64 |
41 | (void) __sync_fetch_and_or (&ull, 1); // CHECK: atomicrmw or i64 |
42 | |
43 | (void) __sync_fetch_and_xor (&sc, 1); // CHECK: atomicrmw xor i8 |
44 | (void) __sync_fetch_and_xor (&uc, 1); // CHECK: atomicrmw xor i8 |
45 | (void) __sync_fetch_and_xor (&ss, 1); // CHECK: atomicrmw xor i16 |
46 | (void) __sync_fetch_and_xor (&us, 1); // CHECK: atomicrmw xor i16 |
47 | (void) __sync_fetch_and_xor (&si, 1); // CHECK: atomicrmw xor i32 |
48 | (void) __sync_fetch_and_xor (&ui, 1); // CHECK: atomicrmw xor i32 |
49 | (void) __sync_fetch_and_xor (&sll, 1); // CHECK: atomicrmw xor i64 |
50 | (void) __sync_fetch_and_xor (&ull, 1); // CHECK: atomicrmw xor i64 |
51 | |
52 | (void) __sync_fetch_and_nand (&sc, 1); // CHECK: atomicrmw nand i8 |
53 | (void) __sync_fetch_and_nand (&uc, 1); // CHECK: atomicrmw nand i8 |
54 | (void) __sync_fetch_and_nand (&ss, 1); // CHECK: atomicrmw nand i16 |
55 | (void) __sync_fetch_and_nand (&us, 1); // CHECK: atomicrmw nand i16 |
56 | (void) __sync_fetch_and_nand (&si, 1); // CHECK: atomicrmw nand i32 |
57 | (void) __sync_fetch_and_nand (&ui, 1); // CHECK: atomicrmw nand i32 |
58 | (void) __sync_fetch_and_nand (&sll, 1); // CHECK: atomicrmw nand i64 |
59 | (void) __sync_fetch_and_nand (&ull, 1); // CHECK: atomicrmw nand i64 |
60 | |
61 | (void) __sync_fetch_and_and (&sc, 1); // CHECK: atomicrmw and i8 |
62 | (void) __sync_fetch_and_and (&uc, 1); // CHECK: atomicrmw and i8 |
63 | (void) __sync_fetch_and_and (&ss, 1); // CHECK: atomicrmw and i16 |
64 | (void) __sync_fetch_and_and (&us, 1); // CHECK: atomicrmw and i16 |
65 | (void) __sync_fetch_and_and (&si, 1); // CHECK: atomicrmw and i32 |
66 | (void) __sync_fetch_and_and (&ui, 1); // CHECK: atomicrmw and i32 |
67 | (void) __sync_fetch_and_and (&sll, 1); // CHECK: atomicrmw and i64 |
68 | (void) __sync_fetch_and_and (&ull, 1); // CHECK: atomicrmw and i64 |
69 | |
70 | } |
71 | |
72 | void test_fetch_and_op (void) // CHECK-LABEL: define void @test_fetch_and_op |
73 | { |
74 | sc = __sync_fetch_and_add (&sc, 11); // CHECK: atomicrmw add |
75 | uc = __sync_fetch_and_add (&uc, 11); // CHECK: atomicrmw add |
76 | ss = __sync_fetch_and_add (&ss, 11); // CHECK: atomicrmw add |
77 | us = __sync_fetch_and_add (&us, 11); // CHECK: atomicrmw add |
78 | si = __sync_fetch_and_add (&si, 11); // CHECK: atomicrmw add |
79 | ui = __sync_fetch_and_add (&ui, 11); // CHECK: atomicrmw add |
80 | sll = __sync_fetch_and_add (&sll, 11); // CHECK: atomicrmw add |
81 | ull = __sync_fetch_and_add (&ull, 11); // CHECK: atomicrmw add |
82 | |
83 | sc = __sync_fetch_and_sub (&sc, 11); // CHECK: atomicrmw sub |
84 | uc = __sync_fetch_and_sub (&uc, 11); // CHECK: atomicrmw sub |
85 | ss = __sync_fetch_and_sub (&ss, 11); // CHECK: atomicrmw sub |
86 | us = __sync_fetch_and_sub (&us, 11); // CHECK: atomicrmw sub |
87 | si = __sync_fetch_and_sub (&si, 11); // CHECK: atomicrmw sub |
88 | ui = __sync_fetch_and_sub (&ui, 11); // CHECK: atomicrmw sub |
89 | sll = __sync_fetch_and_sub (&sll, 11); // CHECK: atomicrmw sub |
90 | ull = __sync_fetch_and_sub (&ull, 11); // CHECK: atomicrmw sub |
91 | |
92 | sc = __sync_fetch_and_or (&sc, 11); // CHECK: atomicrmw or |
93 | uc = __sync_fetch_and_or (&uc, 11); // CHECK: atomicrmw or |
94 | ss = __sync_fetch_and_or (&ss, 11); // CHECK: atomicrmw or |
95 | us = __sync_fetch_and_or (&us, 11); // CHECK: atomicrmw or |
96 | si = __sync_fetch_and_or (&si, 11); // CHECK: atomicrmw or |
97 | ui = __sync_fetch_and_or (&ui, 11); // CHECK: atomicrmw or |
98 | sll = __sync_fetch_and_or (&sll, 11); // CHECK: atomicrmw or |
99 | ull = __sync_fetch_and_or (&ull, 11); // CHECK: atomicrmw or |
100 | |
101 | sc = __sync_fetch_and_xor (&sc, 11); // CHECK: atomicrmw xor |
102 | uc = __sync_fetch_and_xor (&uc, 11); // CHECK: atomicrmw xor |
103 | ss = __sync_fetch_and_xor (&ss, 11); // CHECK: atomicrmw xor |
104 | us = __sync_fetch_and_xor (&us, 11); // CHECK: atomicrmw xor |
105 | si = __sync_fetch_and_xor (&si, 11); // CHECK: atomicrmw xor |
106 | ui = __sync_fetch_and_xor (&ui, 11); // CHECK: atomicrmw xor |
107 | sll = __sync_fetch_and_xor (&sll, 11); // CHECK: atomicrmw xor |
108 | ull = __sync_fetch_and_xor (&ull, 11); // CHECK: atomicrmw xor |
109 | |
110 | sc = __sync_fetch_and_nand (&sc, 11); // CHECK: atomicrmw nand |
111 | uc = __sync_fetch_and_nand (&uc, 11); // CHECK: atomicrmw nand |
112 | ss = __sync_fetch_and_nand (&ss, 11); // CHECK: atomicrmw nand |
113 | us = __sync_fetch_and_nand (&us, 11); // CHECK: atomicrmw nand |
114 | si = __sync_fetch_and_nand (&si, 11); // CHECK: atomicrmw nand |
115 | ui = __sync_fetch_and_nand (&ui, 11); // CHECK: atomicrmw nand |
116 | sll = __sync_fetch_and_nand (&sll, 11); // CHECK: atomicrmw nand |
117 | ull = __sync_fetch_and_nand (&ull, 11); // CHECK: atomicrmw nand |
118 | |
119 | sc = __sync_fetch_and_and (&sc, 11); // CHECK: atomicrmw and |
120 | uc = __sync_fetch_and_and (&uc, 11); // CHECK: atomicrmw and |
121 | ss = __sync_fetch_and_and (&ss, 11); // CHECK: atomicrmw and |
122 | us = __sync_fetch_and_and (&us, 11); // CHECK: atomicrmw and |
123 | si = __sync_fetch_and_and (&si, 11); // CHECK: atomicrmw and |
124 | ui = __sync_fetch_and_and (&ui, 11); // CHECK: atomicrmw and |
125 | sll = __sync_fetch_and_and (&sll, 11); // CHECK: atomicrmw and |
126 | ull = __sync_fetch_and_and (&ull, 11); // CHECK: atomicrmw and |
127 | |
128 | } |
129 | |
130 | void test_op_and_fetch (void) |
131 | { |
132 | sc = __sync_add_and_fetch (&sc, uc); // CHECK: atomicrmw add |
133 | uc = __sync_add_and_fetch (&uc, uc); // CHECK: atomicrmw add |
134 | ss = __sync_add_and_fetch (&ss, uc); // CHECK: atomicrmw add |
135 | us = __sync_add_and_fetch (&us, uc); // CHECK: atomicrmw add |
136 | si = __sync_add_and_fetch (&si, uc); // CHECK: atomicrmw add |
137 | ui = __sync_add_and_fetch (&ui, uc); // CHECK: atomicrmw add |
138 | sll = __sync_add_and_fetch (&sll, uc); // CHECK: atomicrmw add |
139 | ull = __sync_add_and_fetch (&ull, uc); // CHECK: atomicrmw add |
140 | |
141 | sc = __sync_sub_and_fetch (&sc, uc); // CHECK: atomicrmw sub |
142 | uc = __sync_sub_and_fetch (&uc, uc); // CHECK: atomicrmw sub |
143 | ss = __sync_sub_and_fetch (&ss, uc); // CHECK: atomicrmw sub |
144 | us = __sync_sub_and_fetch (&us, uc); // CHECK: atomicrmw sub |
145 | si = __sync_sub_and_fetch (&si, uc); // CHECK: atomicrmw sub |
146 | ui = __sync_sub_and_fetch (&ui, uc); // CHECK: atomicrmw sub |
147 | sll = __sync_sub_and_fetch (&sll, uc); // CHECK: atomicrmw sub |
148 | ull = __sync_sub_and_fetch (&ull, uc); // CHECK: atomicrmw sub |
149 | |
150 | sc = __sync_or_and_fetch (&sc, uc); // CHECK: atomicrmw or |
151 | uc = __sync_or_and_fetch (&uc, uc); // CHECK: atomicrmw or |
152 | ss = __sync_or_and_fetch (&ss, uc); // CHECK: atomicrmw or |
153 | us = __sync_or_and_fetch (&us, uc); // CHECK: atomicrmw or |
154 | si = __sync_or_and_fetch (&si, uc); // CHECK: atomicrmw or |
155 | ui = __sync_or_and_fetch (&ui, uc); // CHECK: atomicrmw or |
156 | sll = __sync_or_and_fetch (&sll, uc); // CHECK: atomicrmw or |
157 | ull = __sync_or_and_fetch (&ull, uc); // CHECK: atomicrmw or |
158 | |
159 | sc = __sync_xor_and_fetch (&sc, uc); // CHECK: atomicrmw xor |
160 | uc = __sync_xor_and_fetch (&uc, uc); // CHECK: atomicrmw xor |
161 | ss = __sync_xor_and_fetch (&ss, uc); // CHECK: atomicrmw xor |
162 | us = __sync_xor_and_fetch (&us, uc); // CHECK: atomicrmw xor |
163 | si = __sync_xor_and_fetch (&si, uc); // CHECK: atomicrmw xor |
164 | ui = __sync_xor_and_fetch (&ui, uc); // CHECK: atomicrmw xor |
165 | sll = __sync_xor_and_fetch (&sll, uc); // CHECK: atomicrmw xor |
166 | ull = __sync_xor_and_fetch (&ull, uc); // CHECK: atomicrmw xor |
167 | |
168 | sc = __sync_nand_and_fetch (&sc, uc); // CHECK: atomicrmw nand |
169 | // CHECK: and |
170 | // CHECK: xor |
171 | uc = __sync_nand_and_fetch (&uc, uc); // CHECK: atomicrmw nand |
172 | // CHECK: and |
173 | // CHECK: xor |
174 | ss = __sync_nand_and_fetch (&ss, uc); // CHECK: atomicrmw nand |
175 | // CHECK: and |
176 | // CHECK: xor |
177 | us = __sync_nand_and_fetch (&us, uc); // CHECK: atomicrmw nand |
178 | // CHECK: and |
179 | // CHECK: xor |
180 | si = __sync_nand_and_fetch (&si, uc); // CHECK: atomicrmw nand |
181 | // CHECK: and |
182 | // CHECK: xor |
183 | ui = __sync_nand_and_fetch (&ui, uc); // CHECK: atomicrmw nand |
184 | // CHECK: and |
185 | // CHECK: xor |
186 | sll = __sync_nand_and_fetch (&sll, uc); // CHECK: atomicrmw nand |
187 | // CHECK: and |
188 | // CHECK: xor |
189 | ull = __sync_nand_and_fetch (&ull, uc); // CHECK: atomicrmw nand |
190 | // CHECK: and |
191 | // CHECK: xor |
192 | |
193 | sc = __sync_and_and_fetch (&sc, uc); // CHECK: atomicrmw and |
194 | uc = __sync_and_and_fetch (&uc, uc); // CHECK: atomicrmw and |
195 | ss = __sync_and_and_fetch (&ss, uc); // CHECK: atomicrmw and |
196 | us = __sync_and_and_fetch (&us, uc); // CHECK: atomicrmw and |
197 | si = __sync_and_and_fetch (&si, uc); // CHECK: atomicrmw and |
198 | ui = __sync_and_and_fetch (&ui, uc); // CHECK: atomicrmw and |
199 | sll = __sync_and_and_fetch (&sll, uc); // CHECK: atomicrmw and |
200 | ull = __sync_and_and_fetch (&ull, uc); // CHECK: atomicrmw and |
201 | |
202 | } |
203 | |
204 | void test_compare_and_swap (void) |
205 | { |
206 | sc = __sync_val_compare_and_swap (&sc, uc, sc); |
207 | // CHECK: [[PAIR:%[a-z0-9._]+]] = cmpxchg i8 |
208 | // CHECK: extractvalue { i8, i1 } [[PAIR]], 0 |
209 | |
210 | uc = __sync_val_compare_and_swap (&uc, uc, sc); |
211 | // CHECK: [[PAIR:%[a-z0-9._]+]] = cmpxchg i8 |
212 | // CHECK: extractvalue { i8, i1 } [[PAIR]], 0 |
213 | |
214 | ss = __sync_val_compare_and_swap (&ss, uc, sc); |
215 | // CHECK: [[PAIR:%[a-z0-9._]+]] = cmpxchg i16 |
216 | // CHECK: extractvalue { i16, i1 } [[PAIR]], 0 |
217 | |
218 | us = __sync_val_compare_and_swap (&us, uc, sc); |
219 | // CHECK: [[PAIR:%[a-z0-9._]+]] = cmpxchg i16 |
220 | // CHECK: extractvalue { i16, i1 } [[PAIR]], 0 |
221 | |
222 | si = __sync_val_compare_and_swap (&si, uc, sc); |
223 | // CHECK: [[PAIR:%[a-z0-9._]+]] = cmpxchg i32 |
224 | // CHECK: extractvalue { i32, i1 } [[PAIR]], 0 |
225 | |
226 | ui = __sync_val_compare_and_swap (&ui, uc, sc); |
227 | // CHECK: [[PAIR:%[a-z0-9._]+]] = cmpxchg i32 |
228 | // CHECK: extractvalue { i32, i1 } [[PAIR]], 0 |
229 | |
230 | sll = __sync_val_compare_and_swap (&sll, uc, sc); |
231 | // CHECK: [[PAIR:%[a-z0-9._]+]] = cmpxchg i64 |
232 | // CHECK: extractvalue { i64, i1 } [[PAIR]], 0 |
233 | |
234 | ull = __sync_val_compare_and_swap (&ull, uc, sc); |
235 | // CHECK: [[PAIR:%[a-z0-9._]+]] = cmpxchg i64 |
236 | // CHECK: extractvalue { i64, i1 } [[PAIR]], 0 |
237 | |
238 | |
239 | ui = __sync_bool_compare_and_swap (&sc, uc, sc); |
240 | // CHECK: [[PAIR:%[a-z0-9._]+]] = cmpxchg i8 |
241 | // CHECK: extractvalue { i8, i1 } [[PAIR]], 1 |
242 | |
243 | ui = __sync_bool_compare_and_swap (&uc, uc, sc); |
244 | // CHECK: [[PAIR:%[a-z0-9._]+]] = cmpxchg i8 |
245 | // CHECK: extractvalue { i8, i1 } [[PAIR]], 1 |
246 | |
247 | ui = __sync_bool_compare_and_swap (&ss, uc, sc); |
248 | // CHECK: [[PAIR:%[a-z0-9._]+]] = cmpxchg i16 |
249 | // CHECK: extractvalue { i16, i1 } [[PAIR]], 1 |
250 | |
251 | ui = __sync_bool_compare_and_swap (&us, uc, sc); |
252 | // CHECK: [[PAIR:%[a-z0-9._]+]] = cmpxchg i16 |
253 | // CHECK: extractvalue { i16, i1 } [[PAIR]], 1 |
254 | |
255 | ui = __sync_bool_compare_and_swap (&si, uc, sc); |
256 | // CHECK: [[PAIR:%[a-z0-9._]+]] = cmpxchg i32 |
257 | // CHECK: extractvalue { i32, i1 } [[PAIR]], 1 |
258 | |
259 | ui = __sync_bool_compare_and_swap (&ui, uc, sc); |
260 | // CHECK: [[PAIR:%[a-z0-9._]+]] = cmpxchg i32 |
261 | // CHECK: extractvalue { i32, i1 } [[PAIR]], 1 |
262 | |
263 | ui = __sync_bool_compare_and_swap (&sll, uc, sc); |
264 | // CHECK: [[PAIR:%[a-z0-9._]+]] = cmpxchg i64 |
265 | // CHECK: extractvalue { i64, i1 } [[PAIR]], 1 |
266 | |
267 | ui = __sync_bool_compare_and_swap (&ull, uc, sc); |
268 | // CHECK: [[PAIR:%[a-z0-9._]+]] = cmpxchg i64 |
269 | // CHECK: extractvalue { i64, i1 } [[PAIR]], 1 |
270 | } |
271 | |
272 | void test_lock (void) |
273 | { |
274 | sc = __sync_lock_test_and_set (&sc, 1); // CHECK: atomicrmw xchg i8 |
275 | uc = __sync_lock_test_and_set (&uc, 1); // CHECK: atomicrmw xchg i8 |
276 | ss = __sync_lock_test_and_set (&ss, 1); // CHECK: atomicrmw xchg i16 |
277 | us = __sync_lock_test_and_set (&us, 1); // CHECK: atomicrmw xchg i16 |
278 | si = __sync_lock_test_and_set (&si, 1); // CHECK: atomicrmw xchg i32 |
279 | ui = __sync_lock_test_and_set (&ui, 1); // CHECK: atomicrmw xchg i32 |
280 | sll = __sync_lock_test_and_set (&sll, 1); // CHECK: atomicrmw xchg i64 |
281 | ull = __sync_lock_test_and_set (&ull, 1); // CHECK: atomicrmw xchg i64 |
282 | |
283 | __sync_synchronize (); // CHECK: fence seq_cst |
284 | |
285 | __sync_lock_release (&sc); // CHECK: store atomic {{.*}} release, align 1 |
286 | __sync_lock_release (&uc); // CHECK: store atomic {{.*}} release, align 1 |
287 | __sync_lock_release (&ss); // CHECK: store atomic {{.*}} release, align 2 |
288 | __sync_lock_release (&us); /// CHECK: store atomic {{.*}} release, align 2 |
289 | __sync_lock_release (&si); // CHECK: store atomic {{.*}} release, align 4 |
290 | __sync_lock_release (&ui); // CHECK: store atomic {{.*}} release, align 4 |
291 | __sync_lock_release (&sll); // CHECK: store atomic {{.*}} release, align 8 |
292 | __sync_lock_release (&ull); // CHECK: store atomic {{.*}} release, align 8 |
293 | } |
294 | |
295 | void test_atomic(void) { |
296 | ui = __atomic_fetch_min(&ui, 5, __ATOMIC_RELAXED); // CHECK: atomicrmw umin {{.*}} monotonic |
297 | si = __atomic_fetch_min(&si, 5, __ATOMIC_SEQ_CST); // CHECK: atomicrmw min {{.*}} seq_cst |
298 | ui = __atomic_fetch_max(&ui, 5, __ATOMIC_ACQUIRE); // CHECK: atomicrmw umax {{.*}} acquire |
299 | si = __atomic_fetch_max(&si, 5, __ATOMIC_RELEASE); // CHECK: atomicrmw max {{.*}} release |
300 | } |
301 | |