1// RUN: %libomp-compile && env OMP_DISPLAY_AFFINITY=true OMP_PLACES=threads OMP_PROC_BIND=spread,close KMP_HOT_TEAMS_MAX_LEVEL=2 %libomp-run | %python %S/check.py -c 'CHECK' %s
2
3#include <stdio.h>
4#include <stdlib.h>
5#include <omp.h>
6#include "omp_testsuite.h"
7
8// Currently, KMP_HOT_TEAMS_MAX_LEVEL has to be equal to the
9// nest depth for intuitive behavior
10int main(int argc, char** argv) {
11 omp_set_affinity_format("TESTER: tl:%L tn:%n nt:%N");
12 omp_set_nested(1);
13 #pragma omp parallel num_threads(4)
14 {
15 go_parallel_nthreads(3);
16 go_parallel_nthreads(3);
17 }
18 go_parallel_nthreads(4);
19 return get_exit_value();
20}
21
22// CHECK: num_threads=4 TESTER: tl:1 tn:[0-3] nt:4
23// CHECK: num_threads=3 TESTER: tl:2 tn:[0-2] nt:3
24// CHECK: num_threads=3 TESTER: tl:2 tn:[0-2] nt:3
25// CHECK: num_threads=3 TESTER: tl:2 tn:[0-2] nt:3
26// CHECK: num_threads=3 TESTER: tl:2 tn:[0-2] nt:3
27// CHECK: num_threads=4 TESTER: tl:1 tn:[0-3] nt:4
28

source code of openmp/runtime/test/affinity/format/nested2.c