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111
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1 /* { dg-additional-options "-O2" } */
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2 /* { dg-additional-options "-fdump-tree-parloops1-all" } */
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3 /* { dg-additional-options "-fdump-tree-optimized" } */
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4
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5 #include <stdlib.h>
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6
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7 #define N (1024 * 512)
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8 #define COUNTERTYPE unsigned int
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9
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10 int
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11 main (void)
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12 {
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13 unsigned int i;
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14
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15 unsigned int *__restrict c;
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16
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17 c = (unsigned int *__restrict)malloc (N * sizeof (unsigned int));
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18
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19 for (COUNTERTYPE i = 0; i < N; i++)
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20 c[i] = i * 2;
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21
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22 #pragma acc kernels copy (c[0:N])
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23 {
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24 #ifdef ACC_LOOP
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25 #pragma acc loop
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26 #endif
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27 for (COUNTERTYPE ii = 0; ii < N; ii++)
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28 c[ii] = c[ii] + ii + 1;
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29 }
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30
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31 for (COUNTERTYPE i = 0; i < N; i++)
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32 if (c[i] != i * 2 + i + 1)
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33 abort ();
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34
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35 free (c);
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36
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37 return 0;
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38 }
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39
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40 /* Check that only one loop is analyzed, and that it can be parallelized. */
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41 /* { dg-final { scan-tree-dump-times "SUCCESS: may be parallelized" 1 "parloops1" } } */
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42 /* { dg-final { scan-tree-dump-times "(?n)__attribute__\\(\\(oacc kernels parallelized, oacc function \\(, , \\), oacc kernels, omp target entrypoint\\)\\)" 1 "parloops1" } } */
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43 /* { dg-final { scan-tree-dump-not "FAILED:" "parloops1" } } */
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44
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45 /* Check that the loop has been split off into a function. */
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46 /* { dg-final { scan-tree-dump-times "(?n);; Function .*main._omp_fn.0" 1 "optimized" } } */
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