File: ompx_sync.cpp

package info (click to toggle)
llvm-toolchain-18 1%3A18.1.8-18
  • links: PTS, VCS
  • area: main
  • in suites: forky, sid, trixie
  • size: 1,908,340 kB
  • sloc: cpp: 6,667,937; ansic: 1,440,452; asm: 883,619; python: 230,549; objc: 76,880; f90: 74,238; lisp: 35,989; pascal: 16,571; sh: 10,229; perl: 7,459; ml: 5,047; awk: 3,523; makefile: 2,987; javascript: 2,149; xml: 892; fortran: 649; cs: 573
file content (42 lines) | stat: -rw-r--r-- 907 bytes parent folder | download | duplicates (12) 
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
32
33
34
35
36
37
38
39
40
41
42
 
// RUN: %libomptarget-compilexx-run-and-check-generic

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

void foo(int device) {
  int X;
  // clang-format off
#pragma omp target teams map(from: X) device(device) thread_limit(2) num_teams(1)
#pragma omp parallel
  // clang-format on
  {
    int tid = ompx::thread_id_x();
    int bid = ompx::block_id_x();
    if (tid == 1 && bid == 0) {
      X = 42;
      ompx::sync_block_divergent(3);
    } else {
      ompx::sync_block_divergent();
    }
    if (tid == 0 && bid == 0)
      X++;
    ompx::sync_block(ompx::seq_cst);
    if (tid == 1 && bid == 0)
      X++;
    ompx::sync_block();
    if (tid == 0 && bid == 0)
      X++;
    ompx_sync_block(ompx_release);
    if (tid == 0 && bid == 0)
      X++;
  }
  // CHECK: X: 46
  // CHECK: X: 46
  printf("X: %i\n", X);
}

int main() {
  foo(omp_get_default_device());
  foo(omp_get_initial_device());
}