1 /* { dg-additional-options "-O2" } */
2 /* { dg-additional-options "-fdump-tree-parloops1-all" } */
3 /* { dg-additional-options "-fdump-tree-optimized" } */
4
5 #include <stdlib.h>
6
7 #define N (1024 * 512)
8 #define COUNTERTYPE unsigned int
9
10 int
main(void)11 main (void)
12 {
13 unsigned int i;
14
15 unsigned int *__restrict c;
16
17 c = (unsigned int *__restrict)malloc (N * sizeof (unsigned int));
18
19 for (COUNTERTYPE i = 0; i < N; i++)
20 c[i] = i * 2;
21
22 #pragma acc kernels copy (c[0:N])
23 {
24 #ifdef ACC_LOOP
25 #pragma acc loop
26 #endif
27 for (COUNTERTYPE ii = 0; ii < N; ii++)
28 c[ii] = c[ii] + ii + 1;
29 }
30
31 for (COUNTERTYPE i = 0; i < N; i++)
32 if (c[i] != i * 2 + i + 1)
33 abort ();
34
35 free (c);
36
37 return 0;
38 }
39
40 /* Check that only one loop is analyzed, and that it can be parallelized. */
41 /* { dg-final { scan-tree-dump-times "SUCCESS: may be parallelized" 1 "parloops1" } } */
42 /* { dg-final { scan-tree-dump-times "(?n)__attribute__\\(\\(oacc kernels parallelized, oacc function \\(, , \\), oacc kernels, omp target entrypoint\\)\\)" 1 "parloops1" } } */
43 /* { dg-final { scan-tree-dump-not "FAILED:" "parloops1" } } */
44
45 /* Check that the loop has been split off into a function. */
46 /* { dg-final { scan-tree-dump-times "(?n);; Function .*main._omp_fn.0" 1 "optimized" } } */
47