diff options
Diffstat (limited to 'gdb/unittests')
| -rw-r--r-- | gdb/unittests/parallel-for-selftests.c | 117 |
1 files changed, 74 insertions, 43 deletions
diff --git a/gdb/unittests/parallel-for-selftests.c b/gdb/unittests/parallel-for-selftests.c index 6e341f6..75c1deb 100644 --- a/gdb/unittests/parallel-for-selftests.c +++ b/gdb/unittests/parallel-for-selftests.c @@ -17,6 +17,13 @@ You should have received a copy of the GNU General Public License along with this program. If not, see <http://www.gnu.org/licenses/>. */ +/* This file is divided in two parts: + - FOR_EACH-undefined, and + - FOR_EACH-defined. + The former includes the latter, more than once, with different values for + FOR_EACH. The FOR_EACH-defined part reads like a regular function. */ +#ifndef FOR_EACH + #include "defs.h" #include "gdbsupport/selftest.h" #include "gdbsupport/parallel-for.h" @@ -43,29 +50,74 @@ struct save_restore_n_threads int n_threads; }; +/* Define test_par using TEST in the FOR_EACH-defined part. */ +#define TEST test_par +#define FOR_EACH gdb::parallel_for_each +#include "parallel-for-selftests.c" +#undef FOR_EACH +#undef TEST + +/* Define test_seq using TEST in the FOR_EACH-defined part. */ +#define TEST test_seq +#define FOR_EACH gdb::sequential_for_each +#include "parallel-for-selftests.c" +#undef FOR_EACH +#undef TEST + static void test (int n_threads) { + test_par (n_threads); + test_seq (n_threads); +} + +static void +test_n_threads () +{ + test (0); + test (1); + test (3); +} + +} +} + +#endif /* CXX_STD_THREAD */ + +void _initialize_parallel_for_selftests (); +void +_initialize_parallel_for_selftests () +{ +#ifdef CXX_STD_THREAD + selftests::register_test ("parallel_for", + selftests::parallel_for::test_n_threads); +#endif /* CXX_STD_THREAD */ +} + +#else /* FOR_EACH */ + +static void +TEST (int n_threads) +{ save_restore_n_threads saver; gdb::thread_pool::g_thread_pool->set_thread_count (n_threads); #define NUMBER 10000 std::atomic<int> counter (0); - gdb::parallel_for_each (1, 0, NUMBER, - [&] (int start, int end) - { - counter += end - start; - }); - + FOR_EACH (1, 0, NUMBER, + [&] (int start, int end) + { + counter += end - start; + }); SELF_CHECK (counter == NUMBER); counter = 0; - gdb::parallel_for_each (1, 0, 0, - [&] (int start, int end) - { - counter += end - start; - }); + FOR_EACH (1, 0, 0, + [&] (int start, int end) + { + counter += end - start; + }); SELF_CHECK (counter == 0); auto task_size_max_ = [] (int iter) @@ -75,11 +127,11 @@ test (int n_threads) auto task_size_max = gdb::make_function_view (task_size_max_); counter = 0; - gdb::parallel_for_each (1, 0, NUMBER, - [&] (int start, int end) - { - counter += end - start; - }, task_size_max); + FOR_EACH (1, 0, NUMBER, + [&] (int start, int end) + { + counter += end - start; + }, task_size_max); SELF_CHECK (counter == NUMBER); auto task_size_one_ = [] (int iter) @@ -89,35 +141,14 @@ test (int n_threads) auto task_size_one = gdb::make_function_view (task_size_one_); counter = 0; - gdb::parallel_for_each (1, 0, NUMBER, - [&] (int start, int end) - { - counter += end - start; - }, task_size_one); + FOR_EACH (1, 0, NUMBER, + [&] (int start, int end) + { + counter += end - start; + }, task_size_one); SELF_CHECK (counter == NUMBER); #undef NUMBER } -static void -test_n_threads () -{ - test (0); - test (1); - test (3); -} - -} -} - -#endif /* CXX_STD_THREAD */ - -void _initialize_parallel_for_selftests (); -void -_initialize_parallel_for_selftests () -{ -#ifdef CXX_STD_THREAD - selftests::register_test ("parallel_for", - selftests::parallel_for::test_n_threads); -#endif /* CXX_STD_THREAD */ -} +#endif /* FOR_EACH */ |