File: looptripcnt.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 (33 lines) | stat: -rw-r--r-- 1,093 bytes parent folder | download | duplicates (7)
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
// RUN: %libomptarget-compile-generic && env LIBOMPTARGET_DEBUG=1 %libomptarget-run-generic 2>&1 | %fcheck-generic -allow-empty -check-prefix=DEBUG
// REQUIRES: libomptarget-debug

/*
  Test for looptripcount being popped from runtime stack.
*/
#include <stdio.h>
#include <omp.h>
int main()
{
  int N = 128;
  int NN = 1024;
  int num_teams[NN];
  int num_threads[NN];

  printf("#pragma omp target teams distribute parallel for thread_limit(4)\n");
#pragma omp target teams distribute parallel for thread_limit(4)
  for (int j = 0; j< N; j++) {
    num_threads[j] = omp_get_num_threads();
    num_teams[j] = omp_get_num_teams();
  }
  printf("num_threads %d num_teams %d\n", num_threads[0], num_teams[0]);
// DEBUG: loop trip count is 128
  printf("#pragma omp target teams distribute parallel for\n");
#pragma omp target teams distribute parallel for
  for (int j = 0; j< N; j++) {
    num_threads[j] = omp_get_num_threads();
    num_teams[j] = omp_get_num_teams();
  }
  printf("num_threads %d num_teams %d\n", num_threads[0], num_teams[0]);
// DEBUG: loop trip count is 128
  return 0;
}