|
111
|
1 /* Test __atomic routines for existence and proper execution on 8 byte
|
|
|
2 values with each valid memory model. */
|
|
|
3 /* { dg-do run } */
|
|
|
4 /* { dg-require-effective-target sync_long_long_runtime } */
|
|
|
5 /* { dg-options "" } */
|
|
|
6 /* { dg-options "-march=pentium" { target { { i?86-*-* x86_64-*-* } && ia32 } } } */
|
|
|
7
|
|
|
8 extern void abort(void);
|
|
|
9
|
|
|
10 long long v, count;
|
|
|
11
|
|
|
12 int
|
|
|
13 main ()
|
|
|
14 {
|
|
|
15 v = 0;
|
|
|
16 count = 0;
|
|
|
17
|
|
|
18 if (__atomic_load_n (&v, __ATOMIC_RELAXED) != count++)
|
|
|
19 abort();
|
|
|
20 else
|
|
|
21 v++;
|
|
|
22
|
|
|
23 if (__atomic_load_n (&v, __ATOMIC_ACQUIRE) != count++)
|
|
|
24 abort();
|
|
|
25 else
|
|
|
26 v++;
|
|
|
27
|
|
|
28 if (__atomic_load_n (&v, __ATOMIC_CONSUME) != count++)
|
|
|
29 abort();
|
|
|
30 else
|
|
|
31 v++;
|
|
|
32
|
|
|
33 if (__atomic_load_n (&v, __ATOMIC_SEQ_CST) != count++)
|
|
|
34 abort();
|
|
|
35 else
|
|
|
36 v++;
|
|
|
37
|
|
|
38 /* Now test the generic variants. */
|
|
|
39
|
|
|
40 __atomic_load (&v, &count, __ATOMIC_RELAXED);
|
|
|
41 if (count != v)
|
|
|
42 abort();
|
|
|
43 else
|
|
|
44 v++;
|
|
|
45
|
|
|
46 __atomic_load (&v, &count, __ATOMIC_ACQUIRE);
|
|
|
47 if (count != v)
|
|
|
48 abort();
|
|
|
49 else
|
|
|
50 v++;
|
|
|
51
|
|
|
52 __atomic_load (&v, &count, __ATOMIC_CONSUME);
|
|
|
53 if (count != v)
|
|
|
54 abort();
|
|
|
55 else
|
|
|
56 v++;
|
|
|
57
|
|
|
58 __atomic_load (&v, &count, __ATOMIC_SEQ_CST);
|
|
|
59 if (count != v)
|
|
|
60 abort();
|
|
|
61 else
|
|
|
62 v++;
|
|
|
63
|
|
|
64
|
|
|
65 return 0;
|
|
|
66 }
|
|
|
67
|
