mirror of
https://github.com/autc04/Retro68.git
synced 2024-11-08 09:07:53 +00:00
66 lines
1.0 KiB
C
66 lines
1.0 KiB
C
|
/* Test __atomic routines for existence and proper execution on 4 byte
|
||
|
|
values with each valid memory model. */
|
||
|
|
/* { dg-do run } */
|
||
|
|
|
||
|
|
extern void abort(void);
|
||
|
|
|
||
|
|
int v, count;
|
||
|
|
|
||
|
|
|
||
|
|
int
|
||
|
|
main ()
|
||
|
|
{
|
||
|
|
v = 0;
|
||
|
|
count = 0;
|
||
|
|
|
||
|
|
if (__atomic_load_n (&v, __ATOMIC_RELAXED) != count++)
|
||
|
|
abort();
|
||
|
|
else
|
||
|
|
v++;
|
||
|
|
|
||
|
|
if (__atomic_load_n (&v, __ATOMIC_ACQUIRE) != count++)
|
||
|
|
abort();
|
||
|
|
else
|
||
|
|
v++;
|
||
|
|
|
||
|
|
if (__atomic_load_n (&v, __ATOMIC_CONSUME) != count++)
|
||
|
|
abort();
|
||
|
|
else
|
||
|
|
v++;
|
||
|
|
|
||
|
|
if (__atomic_load_n (&v, __ATOMIC_SEQ_CST) != count++)
|
||
|
|
abort();
|
||
|
|
else
|
||
|
|
v++;
|
||
|
|
|
||
|
|
/* Now test the generic variants. */
|
||
|
|
|
||
|
|
__atomic_load (&v, &count, __ATOMIC_RELAXED);
|
||
|
|
if (count != v)
|
||
|
|
abort();
|
||
|
|
else
|
||
|
|
v++;
|
||
|
|
|
||
|
|
__atomic_load (&v, &count, __ATOMIC_ACQUIRE);
|
||
|
|
if (count != v)
|
||
|
|
abort();
|
||
|
|
else
|
||
|
|
v++;
|
||
|
|
|
||
|
|
__atomic_load (&v, &count, __ATOMIC_CONSUME);
|
||
|
|
if (count != v)
|
||
|
|
abort();
|
||
|
|
else
|
||
|
|
v++;
|
||
|
|
|
||
|
|
__atomic_load (&v, &count, __ATOMIC_SEQ_CST);
|
||
|
|
if (count != v)
|
||
|
|
abort();
|
||
|
|
else
|
||
|
|
v++;
|
||
|
|
|
||
|
|
|
||
|
|
return 0;
|
||
|
|
}
|
||
|
|
|