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authorJim Cownie <james.h.cownie@intel.com>2014-05-10 17:02:09 +0000
committerJim Cownie <james.h.cownie@intel.com>2014-05-10 17:02:09 +0000
commit18d8473f185999e418dcb62ee4d8a671c2eacee5 (patch)
treed212f5cac426b2be33035984fc56623f92f5ddde /openmp/testsuite/c/omp_get_num_threads.c
parent281f9d0e97dca0594a15341e3c927e2667773104 (diff)
downloadbcm5719-llvm-18d8473f185999e418dcb62ee4d8a671c2eacee5.tar.gz
bcm5719-llvm-18d8473f185999e418dcb62ee4d8a671c2eacee5.zip
Add testsuite from OpenUH
llvm-svn: 208472
Diffstat (limited to 'openmp/testsuite/c/omp_get_num_threads.c')
-rw-r--r--openmp/testsuite/c/omp_get_num_threads.c39
1 files changed, 39 insertions, 0 deletions
diff --git a/openmp/testsuite/c/omp_get_num_threads.c b/openmp/testsuite/c/omp_get_num_threads.c
new file mode 100644
index 00000000000..4b092ba966e
--- /dev/null
+++ b/openmp/testsuite/c/omp_get_num_threads.c
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+<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:testcode>
+#include <stdio.h>
+
+#include "omp_testsuite.h"
+
+int <ompts:testcode:functionname>omp_get_num_threads</ompts:testcode:functionname> (FILE * logFile)
+{
+ /* checks that omp_get_num_threads is equal to the number of
+ threads */
+ <ompts:orphan:vars>
+ int nthreads_lib;
+ </ompts:orphan:vars>
+ int nthreads = 0;
+
+ nthreads_lib = -1;
+
+#pragma omp parallel
+ {
+#pragma omp critical
+ {
+ nthreads++;
+ } /* end of critical */
+#pragma omp single
+ {
+<ompts:orphan>
+ <ompts:check>nthreads_lib = omp_get_num_threads ();</ompts:check>
+</ompts:orphan>
+ } /* end of single */
+ } /* end of parallel */
+
+ fprintf (logFile, "Counted %d threads. get_num_threads returned %d.\n", nthreads, nthreads_lib);
+ return (nthreads == nthreads_lib);
+}
+</ompts:testcode>
+</ompts:test>
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