llvm-project/openmp/testsuite/fortran/omp_master_3.f

50 lines
1.6 KiB
Fortran

<ompts:test>
<ompts:testdescription>Test which checks the omp master directive by counting up a variable in a omp master section. It also checks that the master thread has the thread number 0 as specified in the OpenMP standard version 3.0.</ompts:testdescription>
<ompts:ompversion>3.0</ompts:ompversion>
<ompts:directive>omp master</ompts:directive>
<ompts:dependences>omp critical</ompts:dependences>
<ompts:testcode>
INTEGER FUNCTION <ompts:testcode:functionname>omp_master_3</ompts:testcode:functionname>()
IMPLICIT NONE
INTEGER omp_get_thread_num
<ompts:orphan:vars>
INTEGER nthreads, executing_thread
INTEGER tid_result ! counts up the number of wrong thread no.
! for the master thread
COMMON /orphvars/ nthreads, executing_thread, tid_result
</ompts:orphan:vars>
tid_result = 0
nthreads=0
executing_thread=-1
!$omp parallel
<ompts:orphan>
<ompts:check>
!$omp master
</ompts:check>
if (omp_get_thread_num() .ne. 0) then
!$omp critical
tid_result = tid_result + 1
!$omp end critical
end if
!$omp critical
nthreads = nthreads + 1
!$omp end critical
executing_thread=omp_get_thread_num()
<ompts:check>
!$omp end master
</ompts:check>
</ompts:orphan>
!$omp end parallel
IF ( (nthreads .EQ. 1) .AND. (executing_thread .EQ. 0) .AND.
& (tid_result .EQ. 0) ) THEN
<testfunctionname></testfunctionname> = 1
ELSE
<testfunctionname></testfunctionname> = 0
END IF
END
</ompts:testcode>
</ompts:test>