diff options
Diffstat (limited to 'gcc/testsuite/c-c++-common/goacc/kernels-reduction.c')
| -rw-r--r-- | gcc/testsuite/c-c++-common/goacc/kernels-reduction.c | 36 |
1 files changed, 36 insertions, 0 deletions
diff --git a/gcc/testsuite/c-c++-common/goacc/kernels-reduction.c b/gcc/testsuite/c-c++-common/goacc/kernels-reduction.c new file mode 100644 index 00000000000..61c5df3a626 --- /dev/null +++ b/gcc/testsuite/c-c++-common/goacc/kernels-reduction.c @@ -0,0 +1,36 @@ +/* { dg-additional-options "-O2" } */ +/* { dg-additional-options "-ftree-parallelize-loops=32" } */ +/* { dg-additional-options "-fdump-tree-parloops1-all" } */ +/* { dg-additional-options "-fdump-tree-optimized" } */ + +#include <stdlib.h> + +#define n 10000 + +unsigned int a[n]; + +void __attribute__((noinline,noclone)) +foo (void) +{ + int i; + unsigned int sum = 1; + +#pragma acc kernels copyin (a[0:n]) copy (sum) + { + for (i = 0; i < n; ++i) + sum += a[i]; + } + + 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-not "FAILED:" "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" } } */ + +/* { dg-final { scan-tree-dump-times "(?n)oacc function \\(32," 1 "parloops1" } } */ + |