| /* Test for omp_target_memcpy_rect_async considering dependence objects. */ |
| |
| #include <omp.h> |
| #include <stdlib.h> |
| |
| #define NUM_DIMS 3 |
| |
| int |
| main () |
| { |
| int d = omp_get_default_device (); |
| int id = omp_get_initial_device (); |
| int a[128], b[64], c[128], e[16], q[128], i; |
| void *p; |
| |
| if (d < 0 || d >= omp_get_num_devices ()) |
| d = id; |
| |
| p = omp_target_alloc (130 * sizeof (int), d); |
| if (p == NULL) |
| return 0; |
| |
| for (i = 0; i < 128; i++) |
| q[i] = 0; |
| if (omp_target_memcpy (p, q, 128 * sizeof (int), 0, 0, d, id) != 0) |
| abort (); |
| |
| size_t volume[NUM_DIMS] = { 2, 2, 3 }; |
| size_t dst_offsets[NUM_DIMS] = { 0, 0, 0 }; |
| size_t src_offsets[NUM_DIMS] = { 0, 0, 0 }; |
| size_t dst_dimensions[NUM_DIMS] = { 3, 4, 5 }; |
| size_t src_dimensions[NUM_DIMS] = { 2, 3, 4 }; |
| |
| for (i = 0; i < 128; i++) |
| a[i] = 42; |
| for (i = 0; i < 64; i++) |
| b[i] = 24; |
| for (i = 0; i < 128; i++) |
| c[i] = 0; |
| for (i = 0; i < 16; i++) |
| e[i] = 77; |
| |
| omp_depend_t obj[2]; |
| |
| #pragma omp parallel num_threads(5) |
| #pragma omp single |
| { |
| #pragma omp task depend (out: p) |
| omp_target_memcpy (p, a, 128 * sizeof (int), 0, 0, d, id); |
| |
| #pragma omp task depend(inout: p) |
| omp_target_memcpy (p, b, 64 * sizeof (int), 0, 0, d, id); |
| |
| #pragma omp task depend(out: c) |
| for (i = 0; i < 128; i++) |
| c[i] = i + 1; |
| |
| #pragma omp depobj(obj[0]) depend(inout: p) |
| #pragma omp depobj(obj[1]) depend(in: c) |
| |
| /* This produces: 1 2 3 - - 5 6 7 - - at positions 0..9 and |
| 13 14 15 - - 17 18 19 - - at positions 20..29. */ |
| omp_target_memcpy_rect_async (p, c, sizeof (int), NUM_DIMS, volume, |
| dst_offsets, src_offsets, dst_dimensions, |
| src_dimensions, d, id, 2, obj); |
| |
| #pragma omp task depend(in: p) |
| omp_target_memcpy (p, e, 16 * sizeof (int), 0, 0, d, id); |
| } |
| |
| #pragma omp taskwait |
| |
| if (omp_target_memcpy (q, p, 128 * sizeof(int), 0, 0, id, d) != 0) |
| abort (); |
| |
| for (i = 0; i < 16; ++i) |
| if (q[i] != 77) |
| abort (); |
| if (q[20] != 13 || q[21] != 14 || q[22] != 15 || q[25] != 17 || q[26] != 18 |
| || q[27] != 19) |
| abort (); |
| for (i = 28; i < 64; ++i) |
| if (q[i] != 24) |
| abort (); |
| for (i = 64; i < 128; ++i) |
| if (q[i] != 42) |
| abort (); |
| |
| omp_target_free (p, d); |
| return 0; |
| } |