1 // RUN: %libomptarget-compile-and-run-generic
2
3 #include <omp.h>
4 #include <stdlib.h>
5
6 #define NUM_DIMS 3
7
main()8 int main() {
9 int d = omp_get_default_device();
10 int id = omp_get_initial_device();
11 int a[128], b[64], c[128], e[16], q[128], i;
12 void *p;
13
14 if (d < 0 || d >= omp_get_num_devices())
15 d = id;
16
17 p = omp_target_alloc(130 * sizeof(int), d);
18 if (p == NULL)
19 return 0;
20
21 for (i = 0; i < 128; i++)
22 q[i] = 0;
23 if (omp_target_memcpy(p, q, 128 * sizeof(int), 0, 0, d, id) != 0)
24 abort();
25
26 size_t volume[NUM_DIMS] = {2, 2, 3};
27 size_t dst_offsets[NUM_DIMS] = {0, 0, 0};
28 size_t src_offsets[NUM_DIMS] = {0, 0, 0};
29 size_t dst_dimensions[NUM_DIMS] = {3, 4, 5};
30 size_t src_dimensions[NUM_DIMS] = {2, 3, 4};
31
32 for (i = 0; i < 128; i++)
33 a[i] = 42;
34 for (i = 0; i < 64; i++)
35 b[i] = 24;
36 for (i = 0; i < 128; i++)
37 c[i] = 0;
38 for (i = 0; i < 16; i++)
39 e[i] = 77;
40
41 omp_depend_t obj[2];
42
43 #pragma omp parallel num_threads(5)
44 #pragma omp single
45 {
46 #pragma omp task depend(out : p)
47 omp_target_memcpy(p, a, 128 * sizeof(int), 0, 0, d, id);
48
49 #pragma omp task depend(inout : p)
50 omp_target_memcpy(p, b, 64 * sizeof(int), 0, 0, d, id);
51
52 #pragma omp task depend(out : c)
53 for (i = 0; i < 128; i++)
54 c[i] = i + 1;
55
56 #pragma omp depobj(obj[0]) depend(inout : p)
57 #pragma omp depobj(obj[1]) depend(in : c)
58
59 /* This produces: 1 2 3 - - 5 6 7 - - at positions 0..9 and
60 13 14 15 - - 17 18 19 - - at positions 20..29. */
61 omp_target_memcpy_rect_async(p, c, sizeof(int), NUM_DIMS, volume,
62 dst_offsets, src_offsets, dst_dimensions,
63 src_dimensions, d, id, 2, obj);
64
65 #pragma omp task depend(in : p)
66 omp_target_memcpy(p, e, 16 * sizeof(int), 0, 0, d, id);
67 }
68
69 #pragma omp taskwait
70
71 if (omp_target_memcpy(q, p, 128 * sizeof(int), 0, 0, id, d) != 0)
72 abort();
73
74 for (i = 0; i < 16; ++i)
75 if (q[i] != 77)
76 abort();
77 if (q[20] != 13 || q[21] != 14 || q[22] != 15 || q[25] != 17 || q[26] != 18 ||
78 q[27] != 19)
79 abort();
80 for (i = 28; i < 64; ++i)
81 if (q[i] != 24)
82 abort();
83 for (i = 64; i < 128; ++i)
84 if (q[i] != 42)
85 abort();
86
87 omp_target_free(p, d);
88 return 0;
89 }
90