60 lines
1.6 KiB
Fortran
60 lines
1.6 KiB
Fortran
<ompts:test>
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<ompts:testdescription>Test which checks the omp critical directive by counting up a variable in a parallelized region within a critical section.
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</ompts:testdescription>
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<ompts:ompversion>2.0</ompts:ompversion>
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<ompts:directive>omp critical</ompts:directive>
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<ompts:testcode>
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INTEGER FUNCTION <ompts:testcode:functionname>omp_critical</ompts:testcode:functionname>()
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IMPLICIT NONE
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INTEGER known_sum
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<ompts:orphan:vars>
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INTEGER i,j,myi,myj, sum
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COMMON /orphvars/ sum, myi, myj
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</ompts:orphan:vars>
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sum = 0
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myi = 0
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myj = 500
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!$omp parallel
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!$omp sections
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!$omp section
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DO i = 0 , 499
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<ompts:orphan>
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<ompts:check>
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!$omp critical
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</ompts:check>
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sum = sum + myi
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myi = myi + 1
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<ompts:check>
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!$omp end critical
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</ompts:check>
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</ompts:orphan>
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END DO
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!$omp section
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DO j = 500 , 999
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<ompts:orphan>
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<ompts:check>
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!$omp critical
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</ompts:check>
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sum = sum + myj
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myj = myj + 1
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<ompts:check>
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!$omp end critical
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</ompts:check>
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</ompts:orphan>
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END DO
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!$omp end sections
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!$omp end parallel
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known_sum = 999*1000/2
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IF ( known_sum .EQ. sum ) THEN
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<testfunctionname></testfunctionname> = 1
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ELSE
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WRITE (1,*) "Found sum was", sum, "instead", known_sum
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<testfunctionname></testfunctionname> = 0
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END IF
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END
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</ompts:testcode>
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</ompts:test>
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