diff options
Diffstat (limited to 'tests/gtests/blenlib/BLI_task_performance_test.cc')
-rw-r--r-- | tests/gtests/blenlib/BLI_task_performance_test.cc | 90 |
1 files changed, 88 insertions, 2 deletions
diff --git a/tests/gtests/blenlib/BLI_task_performance_test.cc b/tests/gtests/blenlib/BLI_task_performance_test.cc index dc8981f8064..84b7b8b6439 100644 --- a/tests/gtests/blenlib/BLI_task_performance_test.cc +++ b/tests/gtests/blenlib/BLI_task_performance_test.cc @@ -19,8 +19,6 @@ extern "C" { #include "MEM_guardedalloc.h" } -/* *** Parallel iterations over double-linked list items. *** */ - #define NUM_RUN_AVERAGED 100 static uint gen_pseudo_random_number(uint num) @@ -38,6 +36,94 @@ static uint gen_pseudo_random_number(uint num) return ((num & 255) << 6) + 1; } +/* *** Parallel iterations over range of indices. *** */ + +static void task_parallel_range_func(void *UNUSED(userdata), + int index, + const TaskParallelTLS *__restrict UNUSED(tls)) +{ + const uint limit = gen_pseudo_random_number((uint)index); + for (uint i = (uint)index; i < limit;) { + i += gen_pseudo_random_number(i); + } +} + +static void task_parallel_range_test_do(const char *id, + const int num_items, + const bool use_threads) +{ + TaskParallelSettings settings; + BLI_parallel_range_settings_defaults(&settings); + settings.use_threading = use_threads; + + double averaged_timing = 0.0; + for (int i = 0; i < NUM_RUN_AVERAGED; i++) { + const double init_time = PIL_check_seconds_timer(); + for (int j = 0; j < 10; j++) { + BLI_task_parallel_range(i + j, i + j + num_items, NULL, task_parallel_range_func, &settings); + } + averaged_timing += PIL_check_seconds_timer() - init_time; + } + + printf("\t%s: non-pooled done in %fs on average over %d runs\n", + id, + averaged_timing / NUM_RUN_AVERAGED, + NUM_RUN_AVERAGED); + + averaged_timing = 0.0; + for (int i = 0; i < NUM_RUN_AVERAGED; i++) { + const double init_time = PIL_check_seconds_timer(); + TaskParallelRangePool *range_pool = BLI_task_parallel_range_pool_init(&settings); + for (int j = 0; j < 10; j++) { + BLI_task_parallel_range_pool_push( + range_pool, i + j, i + j + num_items, NULL, task_parallel_range_func, &settings); + } + BLI_task_parallel_range_pool_work_and_wait(range_pool); + BLI_task_parallel_range_pool_free(range_pool); + averaged_timing += PIL_check_seconds_timer() - init_time; + } + + printf("\t%s: pooled done in %fs on average over %d runs\n", + id, + averaged_timing / NUM_RUN_AVERAGED, + NUM_RUN_AVERAGED); +} + +TEST(task, RangeIter10KNoThread) +{ + task_parallel_range_test_do( + "Range parallel iteration - Single thread - 10K items", 10000, false); +} + +TEST(task, RangeIter10k) +{ + task_parallel_range_test_do("Range parallel iteration - Threaded - 10K items", 10000, true); +} + +TEST(task, RangeIter100KNoThread) +{ + task_parallel_range_test_do( + "Range parallel iteration - Single thread - 100K items", 100000, false); +} + +TEST(task, RangeIter100k) +{ + task_parallel_range_test_do("Range parallel iteration - Threaded - 100K items", 100000, true); +} + +TEST(task, RangeIter1000KNoThread) +{ + task_parallel_range_test_do( + "Range parallel iteration - Single thread - 1000K items", 1000000, false); +} + +TEST(task, RangeIter1000k) +{ + task_parallel_range_test_do("Range parallel iteration - Threaded - 1000K items", 1000000, true); +} + +/* *** Parallel iterations over double-linked list items. *** */ + static void task_listbase_light_iter_func(void *UNUSED(userdata), void *item, int index, |