diff options
Diffstat (limited to 'offload/test/libc/malloc_parallel.c')
| -rw-r--r-- | offload/test/libc/malloc_parallel.c | 42 |
1 files changed, 42 insertions, 0 deletions
diff --git a/offload/test/libc/malloc_parallel.c b/offload/test/libc/malloc_parallel.c new file mode 100644 index 0000000..076a7ba --- /dev/null +++ b/offload/test/libc/malloc_parallel.c @@ -0,0 +1,42 @@ +// RUN: %libomptarget-compile-run-and-check-generic +// RUN: %libomptarget-compileopt-run-and-check-generic + +#include <omp.h> +#include <stdio.h> +#include <stdlib.h> + +int main() { + long unsigned **DP = 0; + int N = 32; + int Threads = 64; + int Teams = 10; + +#pragma omp target map(from : DP) + DP = (long unsigned **)malloc(sizeof(long unsigned *) * Threads * Teams); + +#pragma omp target teams distribute parallel for num_teams(Teams) \ + thread_limit(Threads) + for (int i = 0; i < Threads * Teams; ++i) + DP[i] = (long unsigned *)malloc(sizeof(long unsigned) * N); + +#pragma omp target teams distribute parallel for num_teams(Teams) \ + thread_limit(Threads) + for (int i = 0; i < Threads * Teams; ++i) { + for (int j = 0; j < N; ++j) { + DP[i][j] = i + j; + } + } + + long unsigned s = 0; +#pragma omp target teams distribute parallel for num_teams(Teams) \ + thread_limit(Threads) reduction(+ : s) + for (int i = 0; i < Threads * Teams; ++i) { + for (int j = 0; j < N; ++j) { + s += DP[i][j]; + } + } + + // CHECK: Sum: 6860800 + printf("Sum: %li\n", s); + return 0; +} |
