1 | // RUN: %libomptarget-compilexx-and-run-generic |
2 | // RUN: %libomptarget-compileoptxx-and-run-generic |
3 | |
4 | #include <cassert> |
5 | #include <iostream> |
6 | |
7 | constexpr const int N = 10; |
8 | |
9 | struct T { |
10 | int a; |
11 | int *p; |
12 | }; |
13 | |
14 | struct S { |
15 | int b; |
16 | T t; |
17 | }; |
18 | |
19 | int main(int argc, char *argv[]) { |
20 | S s; |
21 | s.t.p = new int[N]; |
22 | for (int i = 0; i < N; ++i) { |
23 | s.t.p[i] = i; |
24 | } |
25 | |
26 | #pragma omp target enter data map(to : s, s.t.p[ : N]) |
27 | |
28 | #pragma omp target |
29 | { |
30 | for (int i = 0; i < N; ++i) { |
31 | s.t.p[i] += i; |
32 | } |
33 | } |
34 | |
35 | #pragma omp target update from(s.t.p[ : N]) |
36 | |
37 | for (int i = 0; i < N; ++i) { |
38 | assert(s.t.p[i] == 2 * i); |
39 | s.t.p[i] += i; |
40 | } |
41 | |
42 | #pragma omp target update to(s.t.p[ : N]) |
43 | |
44 | #pragma omp target |
45 | { |
46 | for (int i = 0; i < N; ++i) { |
47 | s.t.p[i] += i; |
48 | } |
49 | } |
50 | |
51 | #pragma omp target exit data map(from : s, s.t.p[ : N]) |
52 | |
53 | for (int i = 0; i < N; ++i) { |
54 | assert(s.t.p[i] == 4 * i); |
55 | } |
56 | |
57 | return 0; |
58 | } |
59 | |