File: omp_taskloop_taskwait.c

package info (click to toggle)
llvm-toolchain-19 1%3A19.1.7-3~deb12u1
  • links: PTS, VCS
  • area: main
  • in suites: bookworm
  • size: 1,998,492 kB
  • sloc: cpp: 6,951,680; ansic: 1,486,157; asm: 913,598; python: 232,024; f90: 80,126; objc: 75,281; lisp: 37,276; pascal: 16,990; sh: 10,009; ml: 5,058; perl: 4,724; awk: 3,523; makefile: 3,167; javascript: 2,504; xml: 892; fortran: 664; cs: 573
file content (30 lines) | stat: -rw-r--r-- 584 bytes parent folder | download | duplicates (22) 
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
 
// RUN: %libomp-compile-and-run
#include <stdio.h>
#include <omp.h>
int main()
{
  enum {ITERS = 500};
  enum {SIZE = 5};
  int err = 0;
  #pragma omp parallel num_threads(2) reduction(+:err)
  {
    int r = 0;
    int i;
    #pragma omp taskloop grainsize(SIZE) shared(r) nogroup
    for(i=0; i<ITERS; i++) {
      #pragma omp atomic
        ++r;
    }
    #pragma omp taskwait
    printf("%d\n", r);
    if (r != ITERS)
      err++;
  } // end of parallel
  if (err != 0) {
    printf("failed, err = %d\n", err);
    return 1;
  } else {
    printf("passed\n");
    return 0;
  }
}