File: omp51_alloc_env.c

package info (click to toggle)
llvm-toolchain-15 1%3A15.0.6-4
  • links: PTS, VCS
  • area: main
  • in suites: bookworm
  • size: 1,554,644 kB
  • sloc: cpp: 5,922,452; ansic: 1,012,136; asm: 674,362; python: 191,568; objc: 73,855; f90: 42,327; lisp: 31,913; pascal: 11,973; javascript: 10,144; sh: 9,421; perl: 7,447; ml: 5,527; awk: 3,523; makefile: 2,520; xml: 885; cs: 573; fortran: 567
file content (31 lines) | stat: -rw-r--r-- 916 bytes parent folder | download | duplicates (19) 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
 
// RUN: %libomp-compile
// RUN: env OMP_ALLOCATOR=omp_high_bw_mem_alloc %libomp-run
// RUN: env OMP_ALLOCATOR=omp_default_mem_space %libomp-run
// RUN: env OMP_ALLOCATOR=omp_large_cap_mem_space:alignment=16,pinned=true \
// RUN:     %libomp-run
// RUN: env \
// RUN:     OMP_ALLOCATOR=omp_high_bw_mem_space:pool_size=1048576,fallback=allocator_fb,fb_data=omp_low_lat_mem_alloc \
// RUN:     %libomp-run

#include <stdio.h>
#include <omp.h>

int main() {
  void *p[2];
#pragma omp parallel num_threads(2)
  {
    int i = omp_get_thread_num();
    p[i] = omp_alloc(1024 * 1024, omp_get_default_allocator());
#pragma omp barrier
    printf("th %d, ptr %p\n", i, p[i]);
    omp_free(p[i], omp_get_default_allocator());
  }
  // Both pointers should be non-NULL
  if (p[0] != NULL && p[1] != NULL) {
    printf("passed\n");
    return 0;
  } else {
    printf("failed: pointers %p %p\n", p[0], p[1]);
    return 1;
  }
}