| /* { dg-additional-options "-O2" } */ |
| /* { dg-additional-options "-fopt-info-optimized-omp" } */ |
| /* { dg-additional-options "-fdump-tree-parloops1-all" } */ |
| /* { dg-additional-options "-fdump-tree-optimized" } */ |
| |
| #include <stdlib.h> |
| |
| #define N 500 |
| |
| unsigned int a[N][N]; |
| |
| void __attribute__((noinline,noclone)) |
| foo (void) |
| { |
| int i, j; |
| unsigned int sum = 1; |
| |
| #pragma acc kernels copyin (a[0:N]) copy (sum) /* { dg-message "optimized: assigned OpenACC gang loop parallelism" } */ |
| { |
| for (i = 0; i < N; ++i) |
| for (j = 0; j < N; ++j) |
| sum += a[i][j]; |
| } |
| |
| if (sum != 5001) |
| abort (); |
| } |
| |
| /* Check that only one loop is analyzed, and that it can be parallelized. */ |
| /* { dg-final { scan-tree-dump-times "SUCCESS: may be parallelized" 1 "parloops1" } } */ |
| /* { dg-final { scan-tree-dump-times "(?n)__attribute__\\(\\(oacc kernels parallelized, oacc function \\(, , \\), oacc kernels, omp target entrypoint, noclone, noinline\\)\\)" 1 "parloops1" } } */ |
| /* { dg-final { scan-tree-dump-not "FAILED:" "parloops1" } } */ |
| /* { dg-final { scan-tree-dump-times "parallelizing outer loop" 1 "parloops1" } } */ |
| |
| /* Check that the loop has been split off into a function. */ |
| /* { dg-final { scan-tree-dump-times "(?n);; Function .*foo.*._omp_fn.0" 1 "optimized" } } */ |
