forked from OSchip/llvm-project
48 lines
1.2 KiB
C
48 lines
1.2 KiB
C
<ompts:test>
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<ompts:testdescription>Test which checks the omp_testlock function. The test counts the threads entering and exiting a single region which is build with a test_lock in an endless loop.</ompts:testdescription>
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<ompts:ompversion>2.0</ompts:ompversion>
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<ompts:directive>omp_test_lock</ompts:directive>
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<ompts:dependences>omp flush</ompts:dependences>
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<ompts:testcode>
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#include <stdio.h>
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#include "omp_testsuite.h"
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omp_lock_t lck;
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int <ompts:testcode:functionname>omp_test_lock</ompts:testcode:functionname>(FILE * logFile)
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{
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int nr_threads_in_single = 0;
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int result = 0;
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int nr_iterations = 0;
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int i;
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omp_init_lock (&lck);
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#pragma omp parallel shared(lck)
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{
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#pragma omp for
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for (i = 0; i < LOOPCOUNT; i++)
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{
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/*omp_set_lock(&lck);*/
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<ompts:orphan>
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<ompts:check>while (!omp_test_lock (&lck))
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{};</ompts:check>
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</ompts:orphan>
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#pragma omp flush
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nr_threads_in_single++;
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#pragma omp flush
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nr_iterations++;
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nr_threads_in_single--;
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result = result + nr_threads_in_single;
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<ompts:check>omp_unset_lock (&lck);</ompts:check>
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}
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}
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omp_destroy_lock(&lck);
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return ((result == 0) && (nr_iterations == LOOPCOUNT));
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}
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</ompts:testcode>
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</ompts:test>
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