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