-/* Copyright (c) 2006, 2007, 2008, 2009, 2010. The SimGrid Team.
+/* Copyright (c) 2006, 2007, 2008, 2009, 2010, 2011. The SimGrid Team.
* All rights reserved. */
/* This program is free software; you can redistribute it and/or modify it
static void __SD_task_remove_dependencies(SD_task_t task);
static void __SD_task_destroy_scheduling_data(SD_task_t task);
-/**
- * \brief Creates a new task.
- *
- * \param name the name of the task (can be \c NULL)
- * \param data the user data you want to associate with the task (can be \c NULL)
- * \param amount amount of the task
- * \return the new task
- * \see SD_task_destroy()
- */
-SD_task_t SD_task_create(const char *name, void *data, double amount)
+void* SD_task_new_f(void)
{
+ SD_task_t task = xbt_new0(s_SD_task_t, 1);
+ task->tasks_before = xbt_dynar_new(sizeof(SD_dependency_t), NULL);
+ task->tasks_after = xbt_dynar_new(sizeof(SD_dependency_t), NULL);
- SD_task_t task;
- SD_CHECK_INIT_DONE();
+ return task;
+}
- task = xbt_new(s_SD_task_t, 1);
+void SD_task_recycle_f(void *t)
+{
+ SD_task_t task = (SD_task_t) t;
- /* general information */
- task->data = data; /* user data */
- task->name = xbt_strdup(name);
+ /* Reset the content */
task->kind = SD_TASK_NOT_TYPED;
task->state_hookup.prev = NULL;
task->state_hookup.next = NULL;
task->state_set = sd_global->not_scheduled_task_set;
+ xbt_swag_insert(task, task->state_set);
task->state = SD_NOT_SCHEDULED;
task->return_hookup.prev = NULL;
task->return_hookup.next = NULL;
task->marked = 0;
- xbt_swag_insert(task, task->state_set);
- task->amount = amount;
- task->remains = amount;
task->start_time = -1.0;
task->finish_time = -1.0;
task->surf_action = NULL;
task->watch_points = 0;
/* dependencies */
- task->tasks_before = xbt_dynar_new(sizeof(SD_dependency_t), NULL);
- task->tasks_after = xbt_dynar_new(sizeof(SD_dependency_t), NULL);
+ xbt_dynar_reset(task->tasks_before);
+ xbt_dynar_reset(task->tasks_after);
task->unsatisfied_dependencies = 0;
task->is_not_ready = 0;
task->computation_amount = NULL;
task->communication_amount = NULL;
task->rate = -1;
+}
+
+void SD_task_free_f(void *t)
+{
+ SD_task_t task = (SD_task_t)t;
+
+ xbt_dynar_free(&task->tasks_before);
+ xbt_dynar_free(&task->tasks_after);
+ xbt_free(task);
+}
+
+/**
+ * \brief Creates a new task.
+ *
+ * \param name the name of the task (can be \c NULL)
+ * \param data the user data you want to associate with the task (can be \c NULL)
+ * \param amount amount of the task
+ * \return the new task
+ * \see SD_task_destroy()
+ */
+SD_task_t SD_task_create(const char *name, void *data, double amount)
+{
+ SD_task_t task = xbt_mallocator_get(sd_global->task_mallocator);
+
+ /* general information */
+ task->data = data; /* user data */
+ task->name = xbt_strdup(name);
+ task->amount = amount;
+ task->remains = amount;
sd_global->task_number++;
return task;
}
+/**
+ * \brief Destroys a task.
+ *
+ * The user data (if any) should have been destroyed first.
+ *
+ * \param task the task you want to destroy
+ * \see SD_task_create()
+ */
+void SD_task_destroy(SD_task_t task)
+{
+ XBT_DEBUG("Destroying task %s...", SD_task_get_name(task));
+
+ __SD_task_remove_dependencies(task);
+ /* if the task was scheduled or runnable we have to free the scheduling parameters */
+ if (__SD_task_is_scheduled_or_runnable(task))
+ __SD_task_destroy_scheduling_data(task);
+ if (task->state_set != NULL) /* would be null if just created */
+ xbt_swag_remove(task, task->state_set);
+
+ xbt_swag_remove(task, sd_global->return_set);
+
+ xbt_free(task->name);
+
+ if (task->surf_action != NULL)
+ surf_workstation_model->action_unref(task->surf_action);
+
+ xbt_free(task->workstation_list);
+ xbt_free(task->communication_amount);
+ xbt_free(task->computation_amount);
+
+ xbt_mallocator_release(sd_global->task_mallocator,task);
+ sd_global->task_number--;
+
+#ifdef HAVE_TRACING
+ TRACE_sd_task_destroy(task);
+#endif
+
+ XBT_DEBUG("Task destroyed.");
+}
+
/**
* \brief Returns the user data of a task
*
*/
void *SD_task_get_data(SD_task_t task)
{
- SD_CHECK_INIT_DONE();
- xbt_assert(task != NULL, "Invalid parameter");
return task->data;
}
*/
void SD_task_set_data(SD_task_t task, void *data)
{
- SD_CHECK_INIT_DONE();
- xbt_assert(task != NULL, "Invalid parameter");
task->data = data;
}
*/
e_SD_task_state_t SD_task_get_state(SD_task_t task)
{
- SD_CHECK_INIT_DONE();
- xbt_assert(task != NULL, "Invalid parameter");
return task->state;
}
*/
const char *SD_task_get_name(SD_task_t task)
{
- SD_CHECK_INIT_DONE();
- xbt_assert(task != NULL, "Invalid parameter");
return task->name;
}
unsigned int i;
xbt_dynar_t parents;
SD_dependency_t dep;
- SD_CHECK_INIT_DONE();
- xbt_assert(task != NULL, "Invalid parameter");
parents = xbt_dynar_new(sizeof(SD_task_t), NULL);
xbt_dynar_foreach(task->tasks_before, i, dep) {
unsigned int i;
xbt_dynar_t children;
SD_dependency_t dep;
- SD_CHECK_INIT_DONE();
- xbt_assert(task != NULL, "Invalid parameter");
children = xbt_dynar_new(sizeof(SD_task_t), NULL);
xbt_dynar_foreach(task->tasks_after, i, dep) {
*/
int SD_task_get_workstation_count(SD_task_t task)
{
- SD_CHECK_INIT_DONE();
- xbt_assert(task != NULL, "Invalid parameter");
- //xbt_assert(task->state_set != sd_global->scheduled_task_set,
- // "Unscheduled task %s", task->name);
return task->workstation_nb;
}
*/
SD_workstation_t *SD_task_get_workstation_list(SD_task_t task)
{
- SD_CHECK_INIT_DONE();
- xbt_assert(task != NULL, "Invalid parameter");
- //xbt_assert(task->state_set != sd_global->scheduled_task_set,
- // "Unscheduled task %s", task->name);
return task->workstation_list;
}
*/
double SD_task_get_amount(SD_task_t task)
{
- SD_CHECK_INIT_DONE();
- xbt_assert(task != NULL, "Invalid parameter");
return task->amount;
}
*/
double SD_task_get_remaining_amount(SD_task_t task)
{
- SD_CHECK_INIT_DONE();
- xbt_assert(task != NULL, "Invalid parameter");
-
if (task->surf_action)
return surf_workstation_model->get_remains(task->surf_action);
else
int i;
SD_dependency_t dependency;
- SD_CHECK_INIT_DONE();
- xbt_assert(src != NULL && dst != NULL, "Invalid parameter");
-
dynar = src->tasks_after;
length = xbt_dynar_length(dynar);
unsigned int counter;
SD_dependency_t dependency;
- SD_CHECK_INIT_DONE();
xbt_assert(src != NULL
|| dst != NULL,
"Invalid parameter: both src and dst are NULL");
int i;
SD_dependency_t dependency;
- SD_CHECK_INIT_DONE();
- xbt_assert(src != NULL && dst != NULL, "Invalid parameter");
-
/* remove the dependency from src->tasks_after */
dynar = src->tasks_after;
length = xbt_dynar_length(dynar);
int i;
SD_dependency_t dependency;
-
- SD_CHECK_INIT_DONE();
- xbt_assert(src != NULL && dst != NULL, "Invalid parameter");
-
dynar = src->tasks_after;
length = xbt_dynar_length(dynar);
*/
void SD_task_watch(SD_task_t task, e_SD_task_state_t state)
{
- SD_CHECK_INIT_DONE();
- xbt_assert(task != NULL, "Invalid parameter");
-
if (state & SD_NOT_SCHEDULED)
THROWF(arg_error, 0,
"Cannot add a watch point for state SD_NOT_SCHEDULED");
*/
void SD_task_unwatch(SD_task_t task, e_SD_task_state_t state)
{
- SD_CHECK_INIT_DONE();
- xbt_assert(task != NULL, "Invalid parameter");
xbt_assert(state != SD_NOT_SCHEDULED,
"SimDag error: Cannot have a watch point for state SD_NOT_SCHEDULED");
{
double time, max_time = 0.0;
int i, j;
- SD_CHECK_INIT_DONE();
- xbt_assert(task != NULL && workstation_nb > 0
- && workstation_list != NULL, "Invalid parameter");
+ xbt_assert(workstation_nb > 0, "Invalid parameter");
/* the task execution time is the maximum execution time of the parallel tasks */
static XBT_INLINE void SD_task_do_schedule(SD_task_t task)
{
- SD_CHECK_INIT_DONE();
-
if (!__SD_task_is_not_scheduled(task) && !__SD_task_is_schedulable(task))
THROWF(arg_error, 0, "Task '%s' has already been scheduled",
SD_task_get_name(task));
*/
void SD_task_unschedule(SD_task_t task)
{
- SD_CHECK_INIT_DONE();
- xbt_assert(task != NULL, "Invalid parameter");
-
if (task->state_set != sd_global->scheduled_task_set &&
task->state_set != sd_global->runnable_task_set &&
task->state_set != sd_global->running_task_set &&
*/
static void __SD_task_destroy_scheduling_data(SD_task_t task)
{
- SD_CHECK_INIT_DONE();
if (!__SD_task_is_scheduled_or_runnable(task)
&& !__SD_task_is_in_fifo(task))
THROWF(arg_error, 0,
int i;
void **surf_workstations;
- SD_CHECK_INIT_DONE();
- xbt_assert(task != NULL, "Invalid parameter");
xbt_assert(__SD_task_is_runnable_or_in_fifo(task),
"Task '%s' is not runnable or in a fifo! Task state: %d",
SD_task_get_name(task), SD_task_get_state(task));
int i;
SD_workstation_t workstation;
- SD_CHECK_INIT_DONE();
- xbt_assert(task != NULL, "Invalid parameter");
xbt_assert(__SD_task_is_runnable(task),
"Task '%s' is not runnable! Task state: %d",
SD_task_get_name(task), SD_task_get_state(task));
SD_task_t *candidates;
int can_start = 1;
- SD_CHECK_INIT_DONE();
- xbt_assert(task != NULL, "Invalid parameter");
xbt_assert(__SD_task_is_running(task),
"The task must be running! Task state: %d",
SD_task_get_state(task));
*/
double SD_task_get_start_time(SD_task_t task)
{
- SD_CHECK_INIT_DONE();
- xbt_assert(task != NULL, "Invalid parameter");
if (task->surf_action)
return surf_workstation_model->
action_get_start_time(task->surf_action);
*/
double SD_task_get_finish_time(SD_task_t task)
{
- SD_CHECK_INIT_DONE();
- xbt_assert(task != NULL, "Invalid parameter");
-
if (task->surf_action) /* should never happen as actions are destroyed right after their completion */
return surf_workstation_model->
action_get_finish_time(task->surf_action);
return task->finish_time;
}
-/**
- * \brief Destroys a task.
- *
- * The user data (if any) should have been destroyed first.
- *
- * \param task the task you want to destroy
- * \see SD_task_create()
- */
-void SD_task_destroy(SD_task_t task)
-{
- SD_CHECK_INIT_DONE();
- xbt_assert(task != NULL, "Invalid parameter");
-
- XBT_DEBUG("Destroying task %s...", SD_task_get_name(task));
-
- __SD_task_remove_dependencies(task);
- /* if the task was scheduled or runnable we have to free the scheduling parameters */
- if (__SD_task_is_scheduled_or_runnable(task))
- __SD_task_destroy_scheduling_data(task);
- xbt_swag_remove(task, task->state_set);
- xbt_swag_remove(task, sd_global->return_set);
-
- if (task->name != NULL)
- xbt_free(task->name);
-
- if (task->surf_action != NULL)
- surf_workstation_model->action_unref(task->surf_action);
-
- if (task->workstation_list != NULL)
- xbt_free(task->workstation_list);
-
- if (task->communication_amount)
- xbt_free(task->communication_amount);
-
- if (task->computation_amount)
- xbt_free(task->computation_amount);
-
-#ifdef HAVE_TRACING
- TRACE_sd_task_destroy(task);
-#endif
-
- xbt_dynar_free(&task->tasks_before);
- xbt_dynar_free(&task->tasks_after);
- xbt_free(task);
-
- sd_global->task_number--;
-
- XBT_DEBUG("Task destroyed.");
-}
-
-
static XBT_INLINE SD_task_t SD_task_create_sized(const char *name,
void *data, double amount,
int ws_count)
