-/* 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_assert0(task != NULL, "Invalid parameter");
return task->data;
}
*/
void SD_task_set_data(SD_task_t task, void *data)
{
- SD_CHECK_INIT_DONE();
- xbt_assert0(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_assert0(task != NULL, "Invalid parameter");
return task->state;
}
*/
const char *SD_task_get_name(SD_task_t task)
{
- SD_CHECK_INIT_DONE();
- xbt_assert0(task != NULL, "Invalid parameter");
return task->name;
}
unsigned int i;
xbt_dynar_t parents;
SD_dependency_t dep;
- SD_CHECK_INIT_DONE();
- xbt_assert0(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_assert0(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_assert0(task != NULL, "Invalid parameter");
- // xbt_assert1( 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_assert0(task != NULL, "Invalid parameter");
- //xbt_assert1( 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_assert0(task != NULL, "Invalid parameter");
return task->amount;
}
*/
double SD_task_get_remaining_amount(SD_task_t task)
{
- SD_CHECK_INIT_DONE();
- xbt_assert0(task != NULL, "Invalid parameter");
-
if (task->surf_action)
return surf_workstation_model->get_remains(task->surf_action);
else
}
}
XBT_INFO(" - amount: %.0f", SD_task_get_amount(task));
- XBT_INFO(" - Dependencies to satisfy: %d", task->unsatisfied_dependencies);
- if (xbt_dynar_length(task->tasks_before)) {
+ XBT_INFO(" - Dependencies to satisfy: %u", task->unsatisfied_dependencies);
+ if (!xbt_dynar_is_empty(task->tasks_before)) {
XBT_INFO(" - pre-dependencies:");
xbt_dynar_foreach(task->tasks_before, counter, dependency) {
XBT_INFO(" %s", SD_task_get_name(dependency->src));
}
}
- if (xbt_dynar_length(task->tasks_after)) {
+ if (!xbt_dynar_is_empty(task->tasks_after)) {
XBT_INFO(" - post-dependencies:");
xbt_dynar_foreach(task->tasks_after, counter, dependency) {
XBT_INFO(" %s", SD_task_get_name(dependency->dst));
*/
static void __SD_task_dependency_destroy(void *dependency)
{
- if (((SD_dependency_t) dependency)->name != NULL)
- xbt_free(((SD_dependency_t) dependency)->name);
+ xbt_free(((SD_dependency_t)dependency)->name);
xbt_free(dependency);
}
int i;
SD_dependency_t dependency;
- SD_CHECK_INIT_DONE();
- xbt_assert0(src != NULL && dst != NULL, "Invalid parameter");
-
dynar = src->tasks_after;
length = xbt_dynar_length(dynar);
if (src == dst)
- THROW1(arg_error, 0,
+ THROWF(arg_error, 0,
"Cannot add a dependency between task '%s' and itself",
SD_task_get_name(src));
if (!__SD_task_is_not_scheduled(src) && !__SD_task_is_schedulable(src)
&& !__SD_task_is_scheduled_or_runnable(src))
- THROW1(arg_error, 0,
+ THROWF(arg_error, 0,
"Task '%s' must be SD_NOT_SCHEDULED, SD_SCHEDULABLE, SD_SCHEDULED or SD_RUNNABLE",
SD_task_get_name(src));
if (!__SD_task_is_not_scheduled(dst) && !__SD_task_is_schedulable(dst)
&& !__SD_task_is_scheduled_or_runnable(dst))
- THROW1(arg_error, 0,
+ THROWF(arg_error, 0,
"Task '%s' must be SD_NOT_SCHEDULED, SD_SCHEDULABLE, SD_SCHEDULED or SD_RUNNABLE",
SD_task_get_name(dst));
}
if (found)
- THROW2(arg_error, 0,
+ THROWF(arg_error, 0,
"A dependency already exists between task '%s' and task '%s'",
SD_task_get_name(src), SD_task_get_name(dst));
unsigned int counter;
SD_dependency_t dependency;
- SD_CHECK_INIT_DONE();
- xbt_assert0(src != NULL
+ 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_assert0(src != NULL && dst != NULL, "Invalid parameter");
-
/* remove the dependency from src->tasks_after */
dynar = src->tasks_after;
length = xbt_dynar_length(dynar);
}
}
if (!found)
- THROW4(arg_error, 0,
+ THROWF(arg_error, 0,
"No dependency found between task '%s' and '%s': task '%s' is not a successor of task '%s'",
SD_task_get_name(src), SD_task_get_name(dst),
SD_task_get_name(dst), SD_task_get_name(src));
}
}
/* should never happen... */
- xbt_assert4(found,
+ xbt_assert(found,
"SimDag error: task '%s' is a successor of '%s' but task '%s' is not a predecessor of task '%s'",
SD_task_get_name(dst), SD_task_get_name(src),
SD_task_get_name(src), SD_task_get_name(dst));
int i;
SD_dependency_t dependency;
-
- SD_CHECK_INIT_DONE();
- xbt_assert0(src != NULL && dst != NULL, "Invalid parameter");
-
dynar = src->tasks_after;
length = xbt_dynar_length(dynar);
found = (dependency->dst == dst);
}
if (!found)
- THROW2(arg_error, 0, "No dependency found between task '%s' and '%s'",
+ THROWF(arg_error, 0, "No dependency found between task '%s' and '%s'",
SD_task_get_name(src), SD_task_get_name(dst));
return dependency->data;
}
*/
void SD_task_watch(SD_task_t task, e_SD_task_state_t state)
{
- SD_CHECK_INIT_DONE();
- xbt_assert0(task != NULL, "Invalid parameter");
-
if (state & SD_NOT_SCHEDULED)
- THROW0(arg_error, 0,
+ THROWF(arg_error, 0,
"Cannot add a watch point for state SD_NOT_SCHEDULED");
task->watch_points = task->watch_points | state;
*/
void SD_task_unwatch(SD_task_t task, e_SD_task_state_t state)
{
- SD_CHECK_INIT_DONE();
- xbt_assert0(task != NULL, "Invalid parameter");
- xbt_assert0(state != SD_NOT_SCHEDULED,
+ xbt_assert(state != SD_NOT_SCHEDULED,
"SimDag error: Cannot have a watch point for state SD_NOT_SCHEDULED");
task->watch_points = task->watch_points & ~state;
{
double time, max_time = 0.0;
int i, j;
- SD_CHECK_INIT_DONE();
- xbt_assert0(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))
- THROW1(arg_error, 0, "Task '%s' has already been scheduled",
+ THROWF(arg_error, 0, "Task '%s' has already been scheduled",
SD_task_get_name(task));
/* update the task state */
* i.e. when its dependencies are satisfied.
*
* \param task the task you want to schedule
- * \param workstation_nb number of workstations on which the task will be executed
+ * \param workstation_count number of workstations on which the task will be executed
* \param workstation_list the workstations on which the task will be executed
* \param computation_amount computation amount for each workstation
* \param communication_amount communication amount between each pair of workstations
int communication_nb;
task->workstation_nb = 0;
task->rate = -1;
- xbt_assert0(workstation_count > 0, "workstation_nb must be positive");
+ xbt_assert(workstation_count > 0, "workstation_nb must be positive");
task->workstation_nb = workstation_count;
task->rate = rate;
*/
void SD_task_unschedule(SD_task_t task)
{
- SD_CHECK_INIT_DONE();
- xbt_assert0(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 &&
task->state_set != sd_global->failed_task_set)
- THROW1(arg_error, 0,
+ THROWF(arg_error, 0,
"Task %s: the state must be SD_SCHEDULED, SD_RUNNABLE, SD_RUNNING or SD_FAILED",
SD_task_get_name(task));
*/
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))
- THROW1(arg_error, 0,
+ THROWF(arg_error, 0,
"Task '%s' must be SD_SCHEDULED, SD_RUNNABLE or SD_IN_FIFO",
SD_task_get_name(task));
int i;
void **surf_workstations;
- SD_CHECK_INIT_DONE();
- xbt_assert0(task != NULL, "Invalid parameter");
- xbt_assert2(__SD_task_is_runnable_or_in_fifo(task),
+ 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));
- xbt_assert1(task->workstation_list != NULL,
+ SD_task_get_name(task), (int)SD_task_get_state(task));
+ xbt_assert(task->workstation_list != NULL,
"Task '%s': workstation_list is NULL!",
SD_task_get_name(task));
if (SD_workstation_get_access_mode(task->workstation_list[i]) ==
SD_WORKSTATION_SEQUENTIAL_ACCESS) {
task->workstation_list[i]->current_task = task;
- xbt_assert0(__SD_workstation_is_busy(task->workstation_list[i]),
+ xbt_assert(__SD_workstation_is_busy(task->workstation_list[i]),
"The workstation should be busy now");
}
}
__SD_task_destroy_scheduling_data(task); /* now the scheduling data are not useful anymore */
__SD_task_set_state(task, SD_RUNNING);
- xbt_assert2(__SD_task_is_running(task), "Bad state of task '%s': %d",
- SD_task_get_name(task), SD_task_get_state(task));
+ xbt_assert(__SD_task_is_running(task), "Bad state of task '%s': %d",
+ SD_task_get_name(task), (int)SD_task_get_state(task));
}
int i;
SD_workstation_t workstation;
- SD_CHECK_INIT_DONE();
- xbt_assert0(task != NULL, "Invalid parameter");
- xbt_assert2(__SD_task_is_runnable(task),
+ 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_get_name(task), (int)SD_task_get_state(task));
for (i = 0; i < task->workstation_nb; i++) {
}
}
__SD_task_set_state(task, SD_IN_FIFO);
- xbt_assert2(__SD_task_is_in_fifo(task), "Bad state of task '%s': %d",
- SD_task_get_name(task), SD_task_get_state(task));
+ xbt_assert(__SD_task_is_in_fifo(task), "Bad state of task '%s': %d",
+ SD_task_get_name(task), (int)SD_task_get_state(task));
XBT_DEBUG("Task '%s' state is now SD_IN_FIFO", SD_task_get_name(task));
} else {
__SD_task_really_run(task);
SD_task_t *candidates;
int can_start = 1;
- SD_CHECK_INIT_DONE();
- xbt_assert0(task != NULL, "Invalid parameter");
- xbt_assert1(__SD_task_is_running(task),
+ xbt_assert(__SD_task_is_running(task),
"The task must be running! Task state: %d",
- SD_task_get_state(task));
- xbt_assert1(task->workstation_list != NULL,
+ (int)SD_task_get_state(task));
+ xbt_assert(task->workstation_list != NULL,
"Task '%s': workstation_list is NULL!",
SD_task_get_name(task));
for (i = 0; i < task->workstation_nb; i++) {
workstation = task->workstation_list[i];
XBT_DEBUG("Workstation '%s': access_mode = %d",
- SD_workstation_get_name(workstation), workstation->access_mode);
+ SD_workstation_get_name(workstation), (int)workstation->access_mode);
if (workstation->access_mode == SD_WORKSTATION_SEQUENTIAL_ACCESS) {
- xbt_assert1(workstation->task_fifo != NULL,
+ xbt_assert(workstation->task_fifo != NULL,
"Workstation '%s' has sequential access but no fifo!",
SD_workstation_get_name(workstation));
- xbt_assert2(workstation->current_task =
+ xbt_assert(workstation->current_task =
task, "Workstation '%s': current task should be '%s'",
SD_workstation_get_name(workstation),
SD_task_get_name(task));
if (candidate != NULL) {
XBT_DEBUG("Candidate: '%s'", SD_task_get_name(candidate));
- xbt_assert2(__SD_task_is_in_fifo(candidate),
+ xbt_assert(__SD_task_is_in_fifo(candidate),
"Bad state of candidate '%s': %d",
SD_task_get_name(candidate),
- SD_task_get_state(candidate));
+ (int)SD_task_get_state(candidate));
}
XBT_DEBUG("Candidate in fifo: %p", candidate);
continue; /* we have already evaluated that task */
}
- xbt_assert2(__SD_task_is_in_fifo(candidate),
+ xbt_assert(__SD_task_is_in_fifo(candidate),
"Bad state of candidate '%s': %d",
- SD_task_get_name(candidate), SD_task_get_state(candidate));
+ SD_task_get_name(candidate), (int)SD_task_get_state(candidate));
for (j = 0; j < candidate->workstation_nb && can_start; j++) {
workstation = candidate->workstation_list[j];
XBT_DEBUG("Head of the fifo: '%s'",
(candidate !=
NULL) ? SD_task_get_name(candidate) : "NULL");
- xbt_assert0(candidate == candidates[i],
+ xbt_assert(candidate == candidates[i],
"Error in __SD_task_just_done: bad first task in the fifo");
}
} /* for each workstation */
/* finally execute the task */
XBT_DEBUG("Task '%s' state: %d", SD_task_get_name(candidate),
- SD_task_get_state(candidate));
+ (int)SD_task_get_state(candidate));
__SD_task_really_run(candidate);
XBT_DEBUG
("Calling __SD_task_is_running: task '%s', state set: %p, running_task_set: %p, is running: %d",
SD_task_get_name(candidate), candidate->state_set,
sd_global->running_task_set, __SD_task_is_running(candidate));
- xbt_assert2(__SD_task_is_running(candidate),
+ xbt_assert(__SD_task_is_running(candidate),
"Bad state of task '%s': %d",
SD_task_get_name(candidate),
- SD_task_get_state(candidate));
+ (int)SD_task_get_state(candidate));
XBT_DEBUG("Okay, the task is running.");
} /* can start */
/* we must destroy the dependencies carefuly (with SD_dependency_remove)
because each one is stored twice */
SD_dependency_t dependency;
- while (xbt_dynar_length(task->tasks_before) > 0) {
+ while (!xbt_dynar_is_empty(task->tasks_before)) {
xbt_dynar_get_cpy(task->tasks_before, 0, &dependency);
SD_task_dependency_remove(dependency->src, dependency->dst);
}
- while (xbt_dynar_length(task->tasks_after) > 0) {
+ while (!xbt_dynar_is_empty(task->tasks_after)) {
xbt_dynar_get_cpy(task->tasks_after, 0, &dependency);
SD_task_dependency_remove(dependency->src, dependency->dst);
}
*/
double SD_task_get_start_time(SD_task_t task)
{
- SD_CHECK_INIT_DONE();
- xbt_assert0(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_assert0(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_assert0(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);
-
- 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)
int i;
SD_dependency_t dep;
unsigned int cpt;
- xbt_assert1(task->kind != 0,
+ xbt_assert(task->kind != 0,
"Task %s is not typed. Cannot automatically schedule it.",
SD_task_get_name(task));
switch (task->kind) {
case SD_TASK_COMM_E2E:
case SD_TASK_COMP_SEQ:
- xbt_assert(task->workstation_nb == count);
+ xbt_assert(task->workstation_nb == count,"Got %d locations, but were expecting %d locations",count,task->workstation_nb);
for (i = 0; i < count; i++)
task->workstation_list[i] = list[i];
SD_task_do_schedule(task);
