llvm-project/openmp/testsuite/fortran/omp_get_num_threads.f

38 lines
1.2 KiB
Fortran

<ompts:test>
<ompts:testdescription>Test which checks that the omp_get_num_threads returns the correct number of threads. Therefor it counts up a variable in a parallelized section and compars this value with the result of the omp_get_num_threads function.</ompts:testdescription>
<ompts:ompversion>2.0</ompts:ompversion>
<ompts:directive>omp_get_num_threads</ompts:directive>
<ompts:dependences>omp critical,somp single</ompts:dependences>
<ompts:testcode>
INTEGER FUNCTION <ompts:testcode:functionname>omp_get_num_threads</ompts:testcode:functionname>()
INTEGER nthreads
INTEGER omp_get_num_threads
<ompts:orphan:vars>
INTEGER nthreads_lib
COMMON /orphvars/ nthreads_lib
</ompts:orphan:vars>
nthreads=0
nthreads_lib=-1
!$omp parallel
!shared(nthreads,nthreads_lib)
!$omp critical
nthreads = nthreads + 1
!$omp end critical
!$omp single
<ompts:orphan>
<ompts:check>
nthreads_lib=omp_get_num_threads()
</ompts:check>
</ompts:orphan>
!$omp end single
!$omp end parallel
IF (nthreads .EQ. nthreads_lib) THEN
<testfunctionname></testfunctionname> = 1
ELSE
<testfunctionname></testfunctionname> = 0
END IF
END
</ompts:testcode>
</ompts:test>