1/* Test generic __atomic routines for proper function calling.
2   memory model.  */
3/* { dg-options "-w" } */
4/* { dg-do run } */
5/* { dg-additional-sources "atomic-generic-aux.c" } */
6
7/* Test that the generioc atomic builtins execute as expected..
8   sync-mem-generic-aux.c supplies a functional external entry point for
9   the 4 generic functions.  */
10
11#include <stdlib.h>
12#include <stdbool.h>
13
14extern void abort();
15
16typedef struct test {
17  int array[10];
18} test_struct;
19
20test_struct zero = { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 };
21test_struct ones = { 1, 1, 1, 1, 1, 1, 1, 1, 1, 1 };
22test_struct a,b;
23
24int size = sizeof (test_struct);
25/* Test for consistency on sizes 1, 2, 4, 8, 16 and 32.  */
26int
27main ()
28{
29  test_struct c;
30
31  __atomic_store (&a, &zero, __ATOMIC_RELAXED);
32  if (memcmp (&a, &zero, size))
33    abort ();
34
35  __atomic_exchange (&a, &ones, &c, __ATOMIC_SEQ_CST);
36  if (memcmp (&c, &zero, size))
37    abort ();
38  if (memcmp (&a, &ones, size))
39    abort ();
40
41  __atomic_load (&a, &b, __ATOMIC_RELAXED);
42  if (memcmp (&b, &ones, size))
43    abort ();
44
45  if (!__atomic_compare_exchange (&a, &b, &zero, false, __ATOMIC_SEQ_CST, __ATOMIC_ACQUIRE))
46    abort();
47  if (memcmp (&a, &zero, size))
48    abort ();
49
50  if (__atomic_compare_exchange (&a, &b, &ones, false, __ATOMIC_SEQ_CST, __ATOMIC_ACQUIRE))
51    abort();
52  if (memcmp (&b, &zero, size))
53    abort ();
54
55  return 0;
56}
57
58