diff options
Diffstat (limited to 'libgomp/testsuite/libgomp.oacc-c-c++-common/kernels-loop-mod-not-zero.c')
-rw-r--r-- | libgomp/testsuite/libgomp.oacc-c-c++-common/kernels-loop-mod-not-zero.c | 41 |
1 files changed, 41 insertions, 0 deletions
diff --git a/libgomp/testsuite/libgomp.oacc-c-c++-common/kernels-loop-mod-not-zero.c b/libgomp/testsuite/libgomp.oacc-c-c++-common/kernels-loop-mod-not-zero.c new file mode 100644 index 00000000000..1433cb203b8 --- /dev/null +++ b/libgomp/testsuite/libgomp.oacc-c-c++-common/kernels-loop-mod-not-zero.c @@ -0,0 +1,41 @@ +/* { dg-do run } */ +/* { dg-additional-options "-ftree-parallelize-loops=32" } */ + +#include <stdlib.h> + +#define N ((1024 * 512) + 1) +#define COUNTERTYPE unsigned int + +int +main (void) +{ + unsigned int *__restrict a; + unsigned int *__restrict b; + unsigned int *__restrict c; + + a = (unsigned int *__restrict)malloc (N * sizeof (unsigned int)); + b = (unsigned int *__restrict)malloc (N * sizeof (unsigned int)); + c = (unsigned int *__restrict)malloc (N * sizeof (unsigned int)); + + for (COUNTERTYPE i = 0; i < N; i++) + a[i] = i * 2; + + for (COUNTERTYPE i = 0; i < N; i++) + b[i] = i * 4; + +#pragma acc kernels copyin (a[0:N], b[0:N]) copyout (c[0:N]) + { + for (COUNTERTYPE ii = 0; ii < N; ii++) + c[ii] = a[ii] + b[ii]; + } + + for (COUNTERTYPE i = 0; i < N; i++) + if (c[i] != a[i] + b[i]) + abort (); + + free (a); + free (b); + free (c); + + return 0; +} |