- xbt_ex_t e;
- simdata_task_t simdata = NULL;
- simdata_process_t p_simdata;
- e_smx_state_t comp_state;
-
- simdata = task->simdata;
-
- xbt_assert(simdata->host_nb == 0,
- "This is a parallel task. Go to hell.");
-
-#ifdef HAVE_TRACING
- TRACE_msg_task_execute_start(task);
-#endif
-
- xbt_assert((!simdata->compute) && (task->simdata->isused == 0),
- "This task is executed somewhere else. Go fix your code! %d",
- task->simdata->isused);
-
- XBT_DEBUG("Computing on %s", MSG_process_get_name(MSG_process_self()));
-
- if (simdata->computation_amount == 0) {
-#ifdef HAVE_TRACING
- TRACE_msg_task_execute_end(task);
-#endif
- return MSG_OK;
- }
-
- m_process_t self = SIMIX_process_self();
- p_simdata = SIMIX_process_self_get_data(self);
- simdata->isused=1;
- simdata->compute =
- simcall_host_execute(task->name, p_simdata->m_host->smx_host,
- simdata->computation_amount,
- simdata->priority);
-#ifdef HAVE_TRACING
- simcall_set_category(simdata->compute, task->category);
-#endif
-
- p_simdata->waiting_action = simdata->compute;
- TRY {
- comp_state = simcall_host_execution_wait(simdata->compute);
- p_simdata->waiting_action = NULL;
-
- simdata->isused=0;
-
- XBT_DEBUG("Execution task '%s' finished in state %d", task->name, (int)comp_state);
-
- /* action ended, set comm and compute = NULL, the actions is already destroyed in the main function */
- simdata->computation_amount = 0.0;
- simdata->comm = NULL;
- simdata->compute = NULL;
-#ifdef HAVE_TRACING
- TRACE_msg_task_execute_end(task);
-#endif
- MSG_RETURN(MSG_OK);
- }
- CATCH(e) {
- switch (e.category) {
- case host_error:
- /* action ended, set comm and compute = NULL, the actions is already destroyed in the main function */
- simdata->comm = NULL;
- simdata->compute = NULL;
- #ifdef HAVE_TRACING
- TRACE_msg_task_execute_end(task);
- #endif
- MSG_RETURN(MSG_HOST_FAILURE);
- break;
- case cancel_error:
- /* action ended, set comm and compute = NULL, the actions is already destroyed in the main function */
- simdata->comm = NULL;
- simdata->compute = NULL;
- #ifdef HAVE_TRACING
- TRACE_msg_task_execute_end(task);
- #endif
- MSG_RETURN(MSG_TASK_CANCELED);
- break;
- default:
- RETHROW;
- }
- xbt_ex_free(e);
- }
- MSG_RETURN(MSG_OK);