[Openmp-commits] [openmp] r258695 - omp_barrier.c test fixed in order to reliably and faster run on any number of processors

[Daniel Sanders via Openmp-commits]

Thanks

> -----Original Message-----
> From: hwennborg at google.com [mailto:hwennborg at google.com] On Behalf
> Of Hans Wennborg
> Sent: 25 January 2016 21:14
> To: Peyton, Jonathan L
> Cc: Churbanov, Andrey; Daniel Sanders; openmp-commits (openmp-
> commits at lists.llvm.org)
> Subject: Re: [Openmp-commits] [openmp] r258695 - omp_barrier.c test
> fixed in order to reliably and faster run on any number of processors
> 
> Merged in r258719.
> 
> Thanks,
> Hans
> 
> On Mon, Jan 25, 2016 at 11:56 AM, Peyton, Jonathan L
> <jonathan.l.peyton at intel.com> wrote:
> > Hans,
> >
> > We should merge this into the 3.8 branch.
> >
> > -- Johnny
> >
> > -----Original Message-----
> > From: Openmp-commits [mailto:openmp-commits-
> bounces at lists.llvm.org] On Behalf Of Hans Wennborg via Openmp-commits
> > Sent: Monday, January 25, 2016 1:49 PM
> > To: Churbanov, Andrey; Daniel Sanders
> > Cc: openmp-commits at lists.llvm.org
> > Subject: Re: [Openmp-commits] [openmp] r258695 - omp_barrier.c test
> fixed in order to reliably and faster run on any number of processors
> >
> > Andrey, should we merge this to the 3.8 branch?
> >
> > On Mon, Jan 25, 2016 at 8:52 AM, Andrey Churbanov via Openmp-commits
> <openmp-commits at lists.llvm.org> wrote:
> >> Author: achurbanov
> >> Date: Mon Jan 25 10:52:10 2016
> >> New Revision: 258695
> >>
> >> URL: http://llvm.org/viewvc/llvm-project?rev=258695&view=rev
> >> Log:
> >> omp_barrier.c test fixed in order to reliably and faster run on any
> >> number of processors
> >>
> >> Modified:
> >>     openmp/trunk/runtime/test/barrier/omp_barrier.c
> >>
> >> Modified: openmp/trunk/runtime/test/barrier/omp_barrier.c
> >> URL:
> >> http://llvm.org/viewvc/llvm-
> project/openmp/trunk/runtime/test/barrier/
> >> omp_barrier.c?rev=258695&r1=258694&r2=258695&view=diff
> >>
> ==========================================================
> ============
> >> ========
> >> --- openmp/trunk/runtime/test/barrier/omp_barrier.c (original)
> >> +++ openmp/trunk/runtime/test/barrier/omp_barrier.c Mon Jan 25
> >> +++ 10:52:10 2016
> >> @@ -15,7 +15,7 @@ int test_omp_barrier()
> >>      int rank;
> >>      rank = omp_get_thread_num ();
> >>      if (rank ==1) {
> >> -      my_sleep(SLEEPTIME);
> >> +      my_sleep(((double)SLEEPTIME)/REPETITIONS); // give 1 sec to
> >> + whole test
> >>        result2 = 3;
> >>      }
> >>      #pragma omp barrier
> >> @@ -31,10 +31,14 @@ int main()
> >>    int i;
> >>    int num_failed=0;
> >>
> >> +#ifdef _OPENMP
> >> +  omp_set_dynamic(0); // prevent runtime to change number of threads
> >> +  omp_set_num_threads(4); // the test expects at least 3 threads
> >>    for(i = 0; i < REPETITIONS; i++) {
> >>      if(!test_omp_barrier()) {
> >>        num_failed++;
> >>      }
> >>    }
> >> +#endif
> >>    return num_failed;
> >>  }
> >>
> >>
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