4 XBT_LOG_NEW_DEFAULT_SUBCATEGORY(smpi_bench, smpi,
5 "Logging specific to SMPI (benchmarking)");
7 void smpi_execute(double duration)
9 smx_host_t host = SIMIX_host_self();
10 smx_mutex_t mutex = smpi_process_mutex();
11 smx_cond_t cond = smpi_process_cond();
13 e_surf_action_state_t state;
17 DEBUG1("Sleep for %f to handle real computation time",duration);
18 SIMIX_mutex_lock(mutex);
21 SIMIX_action_execute(host, "execute",
22 duration * smpi_global->reference_speed);
24 SIMIX_register_action_to_condition(action, cond);
25 for (state = SIMIX_action_get_state(action);
26 state == SURF_ACTION_READY ||
27 state == SURF_ACTION_RUNNING; state = SIMIX_action_get_state(action)
29 SIMIX_cond_wait(cond, mutex);
31 SIMIX_unregister_action_to_condition(action, cond);
32 SIMIX_action_destroy(action);
34 SIMIX_mutex_unlock(mutex);
39 void smpi_start_timer()
41 xbt_os_timer_start(smpi_global->timer);
44 double smpi_stop_timer()
47 xbt_os_timer_stop(smpi_global->timer);
48 duration = xbt_os_timer_elapsed(smpi_global->timer);
52 void smpi_bench_begin()
59 smpi_execute(smpi_stop_timer());
62 void smpi_do_once_1(const char *file, int line)
64 smpi_do_once_duration_node_t curr, prev;
66 SIMIX_mutex_lock(smpi_global->do_once_mutex);
68 for (curr = smpi_global->do_once_duration_nodes;
69 NULL != curr && (strcmp(curr->file, file) || curr->line != line);
74 curr = xbt_new(s_smpi_do_once_duration_node_t, 1);
75 curr->file = xbt_strdup(file);
80 smpi_global->do_once_duration_nodes = curr;
85 smpi_global->do_once_duration = &curr->duration;
90 double duration = *(smpi_global->do_once_duration);
95 SIMIX_mutex_unlock(smpi_global->do_once_mutex);
96 smpi_execute(duration);
101 void smpi_do_once_3()
103 *(smpi_global->do_once_duration) = smpi_stop_timer();