/* { dg-do run } */ /* Test calloc with omp_alloc. */ #include #pragma omp requires dynamic_allocators void test (int n, omp_allocator_handle_t allocator) { #pragma omp target map(to:n) map(to:allocator) { int *a; a = (int *) omp_calloc (n, sizeof (int), allocator); for (int i = 0; i < n; i++) if (a[i] != 0) { __builtin_printf ("memory not zeroed at %i\n", i); __builtin_abort (); } #pragma omp parallel for (int i = 0; i < n; i++) a[i] = i; for (int i = 0; i < n; i++) if (a[i] != i) { __builtin_printf ("data mismatch at %i\n", i); __builtin_abort (); } omp_free (a, allocator); } } int main () { /* omp_low_lat_mem_alloc doesn't actually get low-latency memory on GPU. */ omp_alloctrait_t traits[1] = { { omp_atk_access, omp_atv_cgroup } }; omp_allocator_handle_t gpu_lowlat; #pragma omp target map(from:gpu_lowlat) gpu_lowlat = omp_init_allocator (omp_low_lat_mem_space, 1, traits); // Smaller than low-latency memory limit test (10, omp_default_mem_alloc); test (10, omp_large_cap_mem_alloc); test (10, omp_const_mem_alloc); test (10, omp_high_bw_mem_alloc); test (10, omp_low_lat_mem_alloc); test (10, gpu_lowlat); test (10, omp_cgroup_mem_alloc); test (10, omp_pteam_mem_alloc); test (10, omp_thread_mem_alloc); // Larger than low-latency memory limit test (100000, omp_default_mem_alloc); test (100000, omp_large_cap_mem_alloc); test (100000, omp_const_mem_alloc); test (100000, omp_high_bw_mem_alloc); test (100000, omp_low_lat_mem_alloc); test (100000, gpu_lowlat); test (100000, omp_cgroup_mem_alloc); test (100000, omp_pteam_mem_alloc); test (100000, omp_thread_mem_alloc); return 0; }