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/* Copyright (c) 2015-2018, Linaro Limited
* Copyright (c) 2022, Nokia
* All rights reserved.
*
* SPDX-License-Identifier: BSD-3-Clause
*/
#include <odp_api.h>
#include <odp/helper/odph_api.h>
#include <odp_cunit_common.h>
#include <mask_common.h>
#define GLOBAL_SHM_NAME "GlobalThreadTest"
typedef struct {
/* Test thread entry and exit synchronization barriers */
odp_barrier_t bar_entry;
odp_barrier_t bar_exit;
/* Storage for thread ID assignment order test */
int thread_id[ODP_THREAD_COUNT_MAX];
} global_shared_mem_t;
static global_shared_mem_t *global_mem;
static int thread_global_init(odp_instance_t *inst)
{
odp_shm_t global_shm;
odp_init_t init_param;
odph_helper_options_t helper_options;
if (odph_options(&helper_options)) {
ODPH_ERR("odph_options() failed\n");
return -1;
}
odp_init_param_init(&init_param);
init_param.mem_model = helper_options.mem_model;
if (0 != odp_init_global(inst, &init_param, NULL)) {
ODPH_ERR("odp_init_global() failed\n");
return -1;
}
if (0 != odp_init_local(*inst, ODP_THREAD_CONTROL)) {
ODPH_ERR("odp_init_local() failed\n");
return -1;
}
global_shm = odp_shm_reserve(GLOBAL_SHM_NAME,
sizeof(global_shared_mem_t),
ODP_CACHE_LINE_SIZE, 0);
if (global_shm == ODP_SHM_INVALID) {
ODPH_ERR("Unable to reserve memory for global_shm\n");
return -1;
}
global_mem = odp_shm_addr(global_shm);
memset(global_mem, 0, sizeof(global_shared_mem_t));
return 0;
}
static int thread_global_term(odp_instance_t inst)
{
odp_shm_t shm;
shm = odp_shm_lookup(GLOBAL_SHM_NAME);
if (0 != odp_shm_free(shm)) {
ODPH_ERR("odp_shm_free() failed\n");
return -1;
}
if (0 != odp_term_local()) {
ODPH_ERR("odp_term_local() failed\n");
return -1;
}
if (0 != odp_term_global(inst)) {
ODPH_ERR("odp_term_global() failed\n");
return -1;
}
return 0;
}
static void thread_test_odp_cpu_id(void)
{
CU_ASSERT(odp_cpu_id() >= 0);
}
static void thread_test_odp_thread_id(void)
{
int id = odp_thread_id();
/* First thread which called odp_init_local() */
CU_ASSERT(id == 0);
CU_ASSERT(id >= 0);
CU_ASSERT(id < odp_thread_count_max());
CU_ASSERT(id < ODP_THREAD_COUNT_MAX);
}
static void thread_test_odp_thread_count(void)
{
int count = odp_thread_count();
/* One control thread running */
CU_ASSERT(count == 1);
CU_ASSERT(odp_thread_control_count() == 1);
CU_ASSERT(odp_thread_control_count() <= odp_thread_control_count_max());
CU_ASSERT(odp_thread_worker_count() == 0);
CU_ASSERT(count >= 1);
CU_ASSERT(count <= odp_thread_count_max());
CU_ASSERT(count <= ODP_THREAD_COUNT_MAX);
}
static void thread_test_odp_thread_count_max(void)
{
int max_threads = odp_thread_count_max();
int max_control = odp_thread_control_count_max();
int max_worker = odp_thread_worker_count_max();
CU_ASSERT(max_threads > 0);
CU_ASSERT(max_threads <= ODP_THREAD_COUNT_MAX);
CU_ASSERT(max_control >= 0);
CU_ASSERT(max_control <= max_threads);
CU_ASSERT(max_worker >= 0);
CU_ASSERT(max_worker <= max_threads);
}
static int thread_func(void *arg)
{
int *id_ptr = arg;
/* Indicate that thread has started */
odp_barrier_wait(&global_mem->bar_entry);
/* Record thread identifier for ID assignment order check */
*id_ptr = odp_thread_id();
CU_ASSERT(*id_ptr > 0);
CU_ASSERT(*id_ptr < odp_thread_count_max());
CU_ASSERT(odp_thread_type() == ODP_THREAD_WORKER);
/* Wait for indication that we can exit */
odp_barrier_wait(&global_mem->bar_exit);
return CU_get_number_of_failures();
}
static void thread_test_odp_thrmask_worker(void)
{
odp_thrmask_t mask;
int ret;
int num = odp_cpumask_default_worker(NULL, 0);
CU_ASSERT_FATAL(num > 0);
CU_ASSERT_FATAL(odp_thread_type() == ODP_THREAD_CONTROL);
/* Control and worker threads may share CPUs */
if (num > 1)
num--;
void *args[num];
for (int i = 0; i < num; i++) {
global_mem->thread_id[i] = -1;
args[i] = &global_mem->thread_id[i];
}
odp_barrier_init(&global_mem->bar_entry, num + 1);
odp_barrier_init(&global_mem->bar_exit, num + 1);
/* should start out with 0 worker threads */
ret = odp_thrmask_worker(&mask);
CU_ASSERT(ret == odp_thrmask_count(&mask));
CU_ASSERT(ret == 0);
/* start the test thread(s) */
ret = odp_cunit_thread_create(num, thread_func, args, 1, 1);
CU_ASSERT(ret == num);
if (ret != num)
return;
/* wait for thread(s) to start */
odp_barrier_wait(&global_mem->bar_entry);
ret = odp_thrmask_worker(&mask);
CU_ASSERT(ret == odp_thrmask_count(&mask));
CU_ASSERT(ret == num);
CU_ASSERT(ret == odp_thread_worker_count());
CU_ASSERT(ret <= odp_thread_count_max());
CU_ASSERT(ret <= odp_thread_worker_count_max());
/* allow thread(s) to exit */
odp_barrier_wait(&global_mem->bar_exit);
/* Thread ID 0 is used by this control thread */
for (int i = 0; i < num; i++)
CU_ASSERT(global_mem->thread_id[i] == i + 1);
odp_cunit_thread_join(num);
}
static void thread_test_odp_thrmask_control(void)
{
odp_thrmask_t mask;
int ret;
CU_ASSERT(odp_thread_type() == ODP_THREAD_CONTROL);
/* Should start out with 1 control thread */
ret = odp_thrmask_control(&mask);
CU_ASSERT(ret == odp_thrmask_count(&mask));
CU_ASSERT(ret == odp_thread_control_count());
CU_ASSERT(ret == 1);
}
odp_testinfo_t thread_suite[] = {
ODP_TEST_INFO(thread_test_odp_cpu_id),
ODP_TEST_INFO(thread_test_odp_thread_id),
ODP_TEST_INFO(thread_test_odp_thread_count),
ODP_TEST_INFO(thread_test_odp_thread_count_max),
ODP_TEST_INFO(thread_test_odp_thrmask_to_from_str),
ODP_TEST_INFO(thread_test_odp_thrmask_equal),
ODP_TEST_INFO(thread_test_odp_thrmask_zero),
ODP_TEST_INFO(thread_test_odp_thrmask_set),
ODP_TEST_INFO(thread_test_odp_thrmask_clr),
ODP_TEST_INFO(thread_test_odp_thrmask_isset),
ODP_TEST_INFO(thread_test_odp_thrmask_count),
ODP_TEST_INFO(thread_test_odp_thrmask_and),
ODP_TEST_INFO(thread_test_odp_thrmask_or),
ODP_TEST_INFO(thread_test_odp_thrmask_xor),
ODP_TEST_INFO(thread_test_odp_thrmask_copy),
ODP_TEST_INFO(thread_test_odp_thrmask_first),
ODP_TEST_INFO(thread_test_odp_thrmask_last),
ODP_TEST_INFO(thread_test_odp_thrmask_next),
ODP_TEST_INFO(thread_test_odp_thrmask_worker),
ODP_TEST_INFO(thread_test_odp_thrmask_control),
ODP_TEST_INFO_NULL,
};
odp_suiteinfo_t thread_suites[] = {
{"thread", NULL, NULL, thread_suite},
ODP_SUITE_INFO_NULL,
};
int main(int argc, char *argv[])
{
int ret;
/* parse common options: */
if (odp_cunit_parse_options(&argc, argv))
return -1;
odp_cunit_register_global_init(thread_global_init);
odp_cunit_register_global_term(thread_global_term);
ret = odp_cunit_register(thread_suites);
if (ret == 0)
ret = odp_cunit_run();
return ret;
}
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