File: omp_device_alloc.c

package info (click to toggle)
llvm-toolchain-21 1%3A21.1.8-3
  • links: PTS, VCS
  • area: main
  • in suites: forky, sid
  • size: 2,236,764 kB
  • sloc: cpp: 7,619,776; ansic: 1,433,958; asm: 1,058,748; python: 252,197; f90: 94,671; objc: 70,753; lisp: 42,813; pascal: 18,401; sh: 8,601; ml: 5,111; perl: 4,720; makefile: 3,721; awk: 3,523; javascript: 2,272; xml: 892; fortran: 770
file content (29 lines) | stat: -rw-r--r-- 591 bytes parent folder | download | duplicates (4) 
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
 
// RUN: %libomptarget-compile-run-and-check-generic

// UNSUPPORTED: nvidiagpu
// UNSUPPORTED: amdgpu

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

int main() {
#pragma omp target
  {
    int *ptr;
#pragma omp allocate(ptr) allocator(omp_default_mem_alloc)
    ptr = omp_alloc(sizeof(int), omp_default_mem_alloc);
    assert(ptr && "Ptr is (null)!");
    *ptr = 0;
#pragma omp parallel num_threads(32)
    {
#pragma omp atomic
      *ptr += 1;
    }
    assert(*ptr == 32 && "Ptr is not 32");
    omp_free(ptr, omp_default_mem_alloc);
  }

  // CHECK: PASS
  printf("PASS\n");
}