}
static bool children_are_marked(SD_task_t task){
- SD_dependency_t depafter = NULL;
+ SD_dependency_t depafter = nullptr;
unsigned int count;
xbt_dynar_foreach(task->tasks_after,count,depafter){
}
static bool parents_are_marked(SD_task_t task){
- SD_dependency_t depbefore = NULL;
+ SD_dependency_t depbefore = nullptr;
unsigned int count;
xbt_dynar_foreach(task->tasks_before,count,depbefore){
if(depbefore->src->marked == 0)
bool acyclic_graph_detail(xbt_dynar_t dag){
unsigned int count, count_current=0;
bool all_marked = true;
- SD_task_t task = NULL, parent_task = NULL, child_task = NULL;
- SD_dependency_t depbefore = NULL, depafter = NULL;
- xbt_dynar_t next = NULL, current = xbt_dynar_new(sizeof(SD_task_t),NULL);
+ SD_task_t task = nullptr, parent_task = nullptr, child_task = nullptr;
+ SD_dependency_t depbefore = nullptr, depafter = nullptr;
+ xbt_dynar_t next = nullptr, current = xbt_dynar_new(sizeof(SD_task_t),nullptr);
xbt_dynar_foreach(dag,count,task){
if(task->kind == SD_TASK_COMM_E2E) continue;
}
//test if something has to be done for the next iteration
while(!xbt_dynar_is_empty(current)){
- next = xbt_dynar_new(sizeof(SD_task_t),NULL);
+ next = xbt_dynar_new(sizeof(SD_task_t),nullptr);
//test if the current iteration is done
xbt_dynar_foreach(current,count_current,task){
- if (task == NULL) continue;
+ if (task == nullptr) continue;
//push task in next
task->marked = 1;
xbt_dynar_foreach(task->tasks_before,count,depbefore){
if(parent_task->kind == SD_TASK_COMM_E2E){
unsigned int j=0;
parent_task->marked = 1;
- SD_task_t parent_task_2 = NULL;
+ SD_task_t parent_task_2 = nullptr;
xbt_dynar_foreach(parent_task->tasks_before,j,depbefore){
parent_task_2 = depbefore->src;
if(children_are_marked(parent_task_2))
if(children_are_marked(parent_task))
xbt_dynar_push(next, &parent_task);
}
- parent_task = NULL;
+ parent_task = nullptr;
}
}
xbt_dynar_free(¤t);
current = next;
- next = NULL;
+ next = nullptr;
}
xbt_dynar_free(¤t);
all_marked = true;
if(!all_marked){
XBT_VERB("there is at least one cycle in your task graph");
- current = xbt_dynar_new(sizeof(SD_task_t),NULL);
+ current = xbt_dynar_new(sizeof(SD_task_t),nullptr);
xbt_dynar_foreach(dag,count,task){
if(task->kind == SD_TASK_COMM_E2E) continue;
if(xbt_dynar_is_empty(task->tasks_before)){
}
//test if something has to be done for the next iteration
while(!xbt_dynar_is_empty(current)){
- next = xbt_dynar_new(sizeof(SD_task_t),NULL);
+ next = xbt_dynar_new(sizeof(SD_task_t),nullptr);
//test if the current iteration is done
xbt_dynar_foreach(current,count_current,task){
- if (task == NULL) continue;
+ if (task == nullptr) continue;
//push task in next
task->marked = 1;
xbt_dynar_foreach(task->tasks_after,count,depafter){
if(child_task->kind == SD_TASK_COMM_E2E){
unsigned int j=0;
child_task->marked = 1;
- SD_task_t child_task_2 = NULL;
+ SD_task_t child_task_2 = nullptr;
xbt_dynar_foreach(child_task->tasks_after,j,depafter){
child_task_2 = depbefore->dst;
if(parents_are_marked(child_task_2))
if(parents_are_marked(child_task))
xbt_dynar_push(next, &child_task);
}
- child_task = NULL;
+ child_task = nullptr;
}
}
xbt_dynar_free(¤t);
current = next;
- next = NULL;
+ next = nullptr;
}
xbt_dynar_free(¤t);
all_marked = true;
result = xbt_dynar_new(sizeof(SD_task_t), dax_task_free);
files = xbt_dict_new_homogeneous(&dax_task_free);
- jobs = xbt_dict_new_homogeneous(NULL);
- root_task = SD_task_create_comp_seq("root", NULL, 0);
+ jobs = xbt_dict_new_homogeneous(nullptr);
+ root_task = SD_task_create_comp_seq("root", nullptr, 0);
/* by design the root task is always SCHEDULABLE */
SD_task_set_state(root_task, SD_SCHEDULABLE);
xbt_dynar_push(result, &root_task);
- end_task = SD_task_create_comp_seq("end", NULL, 0);
+ end_task = SD_task_create_comp_seq("end", nullptr, 0);
int res = dax_lex();
if (res != 0)
SD_dependency_t depbefore, depafter;
if (xbt_dynar_is_empty(file->tasks_before)) {
xbt_dynar_foreach(file->tasks_after, cpt2, depafter) {
- newfile = SD_task_create_comm_e2e(file->name, NULL, file->amount);
- SD_task_dependency_add(NULL, NULL, root_task, newfile);
- SD_task_dependency_add(NULL, NULL, newfile, depafter->dst);
+ newfile = SD_task_create_comm_e2e(file->name, nullptr, file->amount);
+ SD_task_dependency_add(nullptr, nullptr, root_task, newfile);
+ SD_task_dependency_add(nullptr, nullptr, newfile, depafter->dst);
xbt_dynar_push(result, &newfile);
}
} else if (xbt_dynar_is_empty(file->tasks_after)) {
xbt_dynar_foreach(file->tasks_before, cpt2, depbefore) {
- newfile = SD_task_create_comm_e2e(file->name, NULL, file->amount);
- SD_task_dependency_add(NULL, NULL, depbefore->src, newfile);
- SD_task_dependency_add(NULL, NULL, newfile, end_task);
+ newfile = SD_task_create_comm_e2e(file->name, nullptr, file->amount);
+ SD_task_dependency_add(nullptr, nullptr, depbefore->src, newfile);
+ SD_task_dependency_add(nullptr, nullptr, newfile, end_task);
xbt_dynar_push(result, &newfile);
}
} else {
("File %s is produced and consumed by task %s."
"This loop dependency will prevent the execution of the task.", file->name, depbefore->src->name);
}
- newfile = SD_task_create_comm_e2e(file->name, NULL, file->amount);
- SD_task_dependency_add(NULL, NULL, depbefore->src, newfile);
- SD_task_dependency_add(NULL, NULL, newfile, depafter->dst);
+ newfile = SD_task_create_comm_e2e(file->name, nullptr, file->amount);
+ SD_task_dependency_add(nullptr, nullptr, depbefore->src, newfile);
+ SD_task_dependency_add(nullptr, nullptr, newfile, depafter->dst);
xbt_dynar_push(result, &newfile);
}
}
* they don't produce files, connect them to the end node.
*/
if ((file != root_task) && xbt_dynar_is_empty(file->tasks_before)) {
- SD_task_dependency_add(NULL, NULL, root_task, file);
+ SD_task_dependency_add(nullptr, nullptr, root_task, file);
}
if ((file != end_task) && xbt_dynar_is_empty(file->tasks_after)) {
- SD_task_dependency_add(NULL, NULL, file, end_task);
+ SD_task_dependency_add(nullptr, nullptr, file, end_task);
}
}
}
xbt_dynar_foreach(result, cpt, file)
SD_task_destroy(file);
xbt_dynar_free_container(&result);
- return NULL;
+ return nullptr;
} else {
return result;
}
char *name = bprintf("%s@%s", A_dax__job_id, A_dax__job_name);
runtime *= 4200000000.; /* Assume that timings were done on a 4.2GFlops machine. I mean, why not? */
// XBT_INFO("See <job id=%s runtime=%s %.0f>",A_dax__job_id,A_dax__job_runtime,runtime);
- current_job = SD_task_create_comp_seq(name, NULL, runtime);
- xbt_dict_set(jobs, A_dax__job_id, current_job, NULL);
+ current_job = SD_task_create_comp_seq(name, nullptr, runtime);
+ xbt_dict_set(jobs, A_dax__job_id, current_job, nullptr);
free(name);
xbt_dynar_push(result, ¤t_job);
}
// XBT_INFO("See <uses file=%s %s>",A_dax__uses_file,(is_input?"in":"out"));
SD_task_t file = (SD_task_t)xbt_dict_get_or_null(files, A_dax__uses_file);
- if (file == NULL) {
- file = SD_task_create_comm_e2e(A_dax__uses_file, NULL, size);
- xbt_dynar_pop(sd_global->initial_task_set,NULL);
- xbt_dict_set(files, A_dax__uses_file, file, NULL);
+ if (file == nullptr) {
+ file = SD_task_create_comm_e2e(A_dax__uses_file, nullptr, size);
+ xbt_dynar_pop(sd_global->initial_task_set,nullptr);
+ xbt_dict_set(files, A_dax__uses_file, file, nullptr);
} else {
if (SD_task_get_amount(file) != size) {
XBT_WARN("Ignore file %s size redefinition from %.0f to %.0f", A_dax__uses_file, SD_task_get_amount(file), size);
}
}
if (is_input) {
- SD_task_dependency_add(NULL, NULL, file, current_job);
+ SD_task_dependency_add(nullptr, nullptr, file, current_job);
} else {
- SD_task_dependency_add(NULL, NULL, current_job, file);
+ SD_task_dependency_add(nullptr, nullptr, current_job, file);
if (xbt_dynar_length(file->tasks_before) > 1) {
XBT_WARN("File %s created at more than one location...", file->name);
}
void STag_dax__child(void)
{
current_child = (SD_task_t)xbt_dict_get_or_null(jobs, A_dax__child_ref);
- xbt_assert(current_child != NULL,"Parse error on line %d: Asked to add dependencies to the non-existent %s task",
+ xbt_assert(current_child != nullptr,"Parse error on line %d: Asked to add dependencies to the non-existent %s task",
dax_lineno, A_dax__child_ref);
}
void ETag_dax__child(void)
{
- current_child = NULL;
+ current_child = nullptr;
}
void STag_dax__parent(void)
{
SD_task_t parent = (SD_task_t)xbt_dict_get_or_null(jobs, A_dax__parent_ref);
- xbt_assert(parent != NULL, "Parse error on line %d: Asked to add a dependency from %s to %s, but %s does not exist",
+ xbt_assert(parent != nullptr, "Parse error on line %d: Asked to add a dependency from %s to %s, but %s does not exist",
dax_lineno, current_child->name, A_dax__parent_ref, A_dax__parent_ref);
- SD_task_dependency_add(NULL, NULL, parent, current_child);
+ SD_task_dependency_add(nullptr, nullptr, parent, current_child);
XBT_DEBUG("Control-flow dependency from %s to %s", current_child->name, parent->name);
}
void ETag_dax__job(void)
{
- current_job = NULL;
+ current_job = nullptr;
// XBT_INFO("See </job>");
}
xbt_dynar_t SD_dotload_generic(const char * filename, seq_par_t seq_or_par, bool schedule){
xbt_assert(filename, "Unable to use a null file descriptor\n");
FILE *in_file = fopen(filename, "r");
- xbt_assert(in_file != NULL, "Failed to open file: %s", filename);
+ xbt_assert(in_file != nullptr, "Failed to open file: %s", filename);
unsigned int i;
SD_task_t root, end, task;
xbt_dict_t computers;
- xbt_dynar_t computer = NULL;
+ xbt_dynar_t computer = nullptr;
xbt_dict_cursor_t dict_cursor;
bool schedule_success = true;
- xbt_dict_t jobs = xbt_dict_new_homogeneous(NULL);
+ xbt_dict_t jobs = xbt_dict_new_homogeneous(nullptr);
xbt_dynar_t result = xbt_dynar_new(sizeof(SD_task_t), dot_task_p_free);
Agraph_t * dag_dot = agread(in_file, NIL(Agdisc_t *));
if (schedule)
- computers = xbt_dict_new_homogeneous(NULL);
+ computers = xbt_dict_new_homogeneous(nullptr);
/* Create all the nodes */
- Agnode_t *node = NULL;
+ Agnode_t *node = nullptr;
for (node = agfstnode(dag_dot); node; node = agnxtnode(dag_dot, node)) {
char *name = agnameof(node);
double amount = atof(agget(node, (char *) "size"));
if (!(task = (SD_task_t)xbt_dict_get_or_null(jobs, name))) {
if (seq_or_par == sequential){
XBT_DEBUG("See <job id=%s amount =%.0f>", name, amount);
- task = SD_task_create_comp_seq(name, NULL , amount);
+ task = SD_task_create_comp_seq(name, nullptr , amount);
} else {
double alpha = atof(agget(node, (char *) "alpha"));
XBT_DEBUG("See <job id=%s amount =%.0f alpha = %.3f>", name, amount, alpha);
- task = SD_task_create_comp_par_amdahl(name, NULL , amount, alpha);
+ task = SD_task_create_comp_par_amdahl(name, nullptr , amount, alpha);
}
- xbt_dict_set(jobs, name, task, NULL);
+ xbt_dict_set(jobs, name, task, nullptr);
if (strcmp(name,"root") && strcmp(name,"end"))
xbt_dynar_push(result, &task);
/* required parameters are given and less performers than hosts are required */
XBT_DEBUG ("Task '%s' is scheduled on workstation '%d' in position '%d'", task->name, performer, order);
if(!(computer = (xbt_dynar_t) xbt_dict_get_or_null(computers, char_performer))){
- computer = xbt_dynar_new(sizeof(SD_task_t), NULL);
- xbt_dict_set(computers, char_performer, computer, NULL);
+ computer = xbt_dynar_new(sizeof(SD_task_t), nullptr);
+ xbt_dict_set(computers, char_performer, computer, nullptr);
}
if((unsigned int)order < xbt_dynar_length(computer)){
/*Check if 'root' and 'end' nodes have been explicitly declared. If not, create them. */
if (!(root = (SD_task_t)xbt_dict_get_or_null(jobs, "root")))
- root = (seq_or_par == sequential?SD_task_create_comp_seq("root", NULL, 0):
- SD_task_create_comp_par_amdahl("root", NULL, 0, 0));
+ root = (seq_or_par == sequential?SD_task_create_comp_seq("root", nullptr, 0):
+ SD_task_create_comp_par_amdahl("root", nullptr, 0, 0));
SD_task_set_state(root, SD_SCHEDULABLE); /* by design the root task is always SCHEDULABLE */
xbt_dynar_insert_at(result, 0, &root); /* Put it at the beginning of the dynar */
if (!(end = (SD_task_t)xbt_dict_get_or_null(jobs, "end")))
- end = (seq_or_par == sequential?SD_task_create_comp_seq("end", NULL, 0):
- SD_task_create_comp_par_amdahl("end", NULL, 0, 0));
+ end = (seq_or_par == sequential?SD_task_create_comp_seq("end", nullptr, 0):
+ SD_task_create_comp_par_amdahl("end", nullptr, 0, 0));
/* Create edges */
- xbt_dynar_t edges = xbt_dynar_new(sizeof(Agedge_t*), NULL);
+ xbt_dynar_t edges = xbt_dynar_new(sizeof(Agedge_t*), nullptr);
for (node = agfstnode(dag_dot); node; node = agnxtnode(dag_dot, node)) {
Agedge_t * edge;
xbt_dynar_reset(edges);
XBT_DEBUG("See <transfer id=%s amount = %.0f>", name, size);
if (!(task = (SD_task_t)xbt_dict_get_or_null(jobs, name))) {
if (seq_or_par == sequential)
- task = SD_task_create_comm_e2e(name, NULL , size);
+ task = SD_task_create_comm_e2e(name, nullptr , size);
else
- task = SD_task_create_comm_par_mxn_1d_block(name, NULL , size);
- SD_task_dependency_add(NULL, NULL, src, task);
- SD_task_dependency_add(NULL, NULL, task, dst);
- xbt_dict_set(jobs, name, task, NULL);
+ task = SD_task_create_comm_par_mxn_1d_block(name, nullptr , size);
+ SD_task_dependency_add(nullptr, nullptr, src, task);
+ SD_task_dependency_add(nullptr, nullptr, task, dst);
+ xbt_dict_set(jobs, name, task, nullptr);
xbt_dynar_push(result, &task);
} else {
XBT_WARN("Task '%s' is defined more than once", name);
}
xbt_free(name);
} else {
- SD_task_dependency_add(NULL, NULL, src, dst);
+ SD_task_dependency_add(nullptr, nullptr, src, dst);
}
}
}
xbt_dynar_foreach (result, i, task){
if (xbt_dynar_is_empty(task->tasks_before) && task != root) {
XBT_DEBUG("Task '%s' has no source. Add dependency from 'root'", task->name);
- SD_task_dependency_add(NULL, NULL, root, task);
+ SD_task_dependency_add(nullptr, nullptr, root, task);
}
if (xbt_dynar_is_empty(task->tasks_after) && task != end) {
XBT_DEBUG("Task '%s' has no destination. Add dependency to 'end'", task->name);
- SD_task_dependency_add(NULL, NULL, task, end);
+ SD_task_dependency_add(nullptr, nullptr, task, end);
}
}
if (schedule_success) {
const sg_host_t *workstations = sg_host_list ();
xbt_dict_foreach(computers,dict_cursor,computer_name,computer){
- SD_task_t previous_task = NULL;
+ SD_task_t previous_task = nullptr;
xbt_dynar_foreach(computer, i, task){
/* add dependency between the previous and the task to avoid parallel execution */
if(task){
if(previous_task && !SD_task_dependency_exists(previous_task, task))
- SD_task_dependency_add(NULL, NULL, previous_task, task);
+ SD_task_dependency_add(nullptr, nullptr, previous_task, task);
SD_task_schedulel(task, 1, workstations[atoi(computer_name)]);
previous_task = task;
xbt_dynar_free(&computer);
xbt_dict_free(&computers);
xbt_dynar_free(&result);
- result = NULL;
+ result = nullptr;
}
}
XBT_ERROR("The DOT described in %s is not a DAG. It contains a cycle.", base);
free(base);
xbt_dynar_free(&result);
- result = NULL;
+ result = nullptr;
}
return result;
}
XBT_LOG_NEW_CATEGORY(sd, "Logging specific to SimDag");
XBT_LOG_NEW_DEFAULT_SUBCATEGORY(sd_kernel, sd, "Logging specific to SimDag (kernel)");
-SD_global_t sd_global = NULL;
+SD_global_t sd_global = nullptr;
/**
* \brief Initializes SD internal data
{
TRACE_global_init(argc, argv);
- xbt_assert(sd_global == NULL, "SD_init() already called");
+ xbt_assert(sd_global == nullptr, "SD_init() already called");
sd_global = xbt_new(s_SD_global_t, 1);
sd_global->watch_point_reached = 0;
sd_global->task_mallocator=xbt_mallocator_new(65536, SD_task_new_f, SD_task_free_f, SD_task_recycle_f);
- sd_global->initial_task_set = xbt_dynar_new(sizeof(SD_task_t), NULL);
- sd_global->executable_task_set = xbt_dynar_new(sizeof(SD_task_t), NULL);
- sd_global->completed_task_set = xbt_dynar_new(sizeof(SD_task_t), NULL);
- sd_global->return_set = xbt_dynar_new(sizeof(SD_task_t), NULL);
+ sd_global->initial_task_set = xbt_dynar_new(sizeof(SD_task_t), nullptr);
+ sd_global->executable_task_set = xbt_dynar_new(sizeof(SD_task_t), nullptr);
+ sd_global->completed_task_set = xbt_dynar_new(sizeof(SD_task_t), nullptr);
+ sd_global->return_set = xbt_dynar_new(sizeof(SD_task_t), nullptr);
surf_init(argc, argv);
double elapsed_time = 0.0;
while (elapsed_time >= 0.0 && (how_long < 0.0 || 0.00001 < (how_long -total_time)) &&
!sd_global->watch_point_reached) {
- surf_model_t model = NULL;
+ surf_model_t model = nullptr;
XBT_DEBUG("Total time: %f", total_time);
XBT_VERB("Task '%s' done", SD_task_get_name(task));
SD_task_set_state(task, SD_DONE);
task->surf_action->unref();
- task->surf_action = NULL;
+ task->surf_action = nullptr;
/* the state has changed. Add it only if it's the first change */
if (xbt_dynar_member(sd_global->return_set, &task) == 0) {
XBT_VERB("Task '%s' failed", SD_task_get_name(task));
SD_task_set_state(task, SD_FAILED);
action->unref();
- task->surf_action = NULL;
+ task->surf_action = nullptr;
xbt_dynar_push(sd_global->return_set, &task);
}
xbt_dynar_free_container(&(sd_global->completed_task_set));
xbt_dynar_free_container(&(sd_global->return_set));
xbt_free(sd_global);
- sd_global = NULL;
+ sd_global = nullptr;
}
xbt_free(task->flops_amount);
xbt_free(task->bytes_amount);
- task->flops_amount = NULL;
- task->bytes_amount = NULL;
+ task->flops_amount = nullptr;
+ task->bytes_amount = nullptr;
}
void* SD_task_new_f()
{
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);
+ task->tasks_before = xbt_dynar_new(sizeof(SD_dependency_t), nullptr);
+ task->tasks_after = xbt_dynar_new(sizeof(SD_dependency_t), nullptr);
return task;
}
task->start_time = -1.0;
task->finish_time = -1.0;
- task->surf_action = NULL;
+ task->surf_action = nullptr;
task->watch_points = 0;
/* dependencies */
/* scheduling parameters */
task->host_count = 0;
- task->host_list = NULL;
- task->flops_amount = NULL;
- task->bytes_amount = NULL;
+ task->host_list = nullptr;
+ task->flops_amount = nullptr;
+ task->bytes_amount = nullptr;
task->rate = -1;
}
/**
* \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 name the name of the task (can be \c nullptr)
+ * \param data the user data you want to associate with the task (can be \c nullptr)
* \param amount amount of the task
* \return the new task
* \see SD_task_destroy()
*
* A sequential computation must be scheduled on 1 host, and the amount specified at creation to be run on hosts[0].
*
- * \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 name the name of the task (can be \c nullptr)
+ * \param data the user data you want to associate with the task (can be \c nullptr)
* \param flops_amount amount of compute work to be done by the task
* \return the new SD_TASK_COMP_SEQ typed task
*/
* A parallel computation can be scheduled on any number of host.
* The underlying speedup model is Amdahl's law.
* To be auto-scheduled, \see SD_task_distribute_comp_amdahl has to be called first.
- * \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 name the name of the task (can be \c nullptr)
+ * \param data the user data you want to associate with the task (can be \c nullptr)
* \param flops_amount amount of compute work to be done by the task
* \param alpha purely serial fraction of the work to be done (in [0.;1.[)
* \return the new task
* A data redistribution can be scheduled on any number of host.
* The assumed distribution is a 1D block distribution. Each host owns the same share of the \see amount.
* To be auto-scheduled, \see SD_task_distribute_comm_mxn_1d_block has to be called first.
- * \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 name the name of the task (can be \c nullptr)
+ * \param data the user data you want to associate with the task (can be \c nullptr)
* \param amount amount of data to redistribute by the task
* \return the new task
*/
SD_task_t SD_task_create_comm_par_mxn_1d_block(const char *name, void *data, double amount)
{
SD_task_t res = SD_task_create(name, data, amount);
- res->host_list=NULL;
+ res->host_list=nullptr;
res->kind = SD_TASK_COMM_PAR_MXN_1D_BLOCK;
return res;
int idx = xbt_dynar_search_or_negative(sd_global->return_set, &task);
if (idx >=0) {
- xbt_dynar_remove_at(sd_global->return_set, idx, NULL);
+ xbt_dynar_remove_at(sd_global->return_set, idx, nullptr);
}
xbt_free(task->name);
- if (task->surf_action != NULL)
+ if (task->surf_action != nullptr)
task->surf_action->unref();
xbt_free(task->host_list);
* \brief Returns the user data of a task
*
* \param task a task
- * \return the user data associated with this task (can be \c NULL)
+ * \return the user data associated with this task (can be \c nullptr)
* \see SD_task_set_data()
*/
void *SD_task_get_data(SD_task_t task)
/**
* \brief Sets the user data of a task
*
- * The new data can be \c NULL. The old data should have been freed first
- * if it was not \c NULL.
+ * The new data can be \c nullptr. The old data should have been freed first
+ * if it was not \c nullptr.
*
* \param task a task
* \param data the new data you want to associate with this task
case SD_SCHEDULABLE:
if (SD_task_get_state(task) == SD_FAILED){
xbt_dynar_remove_at(sd_global->completed_task_set,
- xbt_dynar_search(sd_global->completed_task_set, &task), NULL);
+ xbt_dynar_search(sd_global->completed_task_set, &task), nullptr);
xbt_dynar_push(sd_global->initial_task_set,&task);
}
break;
case SD_SCHEDULED:
if (SD_task_get_state(task) == SD_RUNNABLE){
xbt_dynar_remove_at(sd_global->executable_task_set,
- xbt_dynar_search(sd_global->executable_task_set, &task), NULL);
+ xbt_dynar_search(sd_global->executable_task_set, &task), nullptr);
xbt_dynar_push(sd_global->initial_task_set,&task);
}
break;
case SD_RUNNABLE:
idx = xbt_dynar_search_or_negative(sd_global->initial_task_set, &task);
if (idx >= 0) {
- xbt_dynar_remove_at(sd_global->initial_task_set, idx, NULL);
+ xbt_dynar_remove_at(sd_global->initial_task_set, idx, nullptr);
xbt_dynar_push(sd_global->executable_task_set,&task);
}
break;
case SD_RUNNING:
xbt_dynar_remove_at(sd_global->executable_task_set,
- xbt_dynar_search(sd_global->executable_task_set, &task), NULL);
+ xbt_dynar_search(sd_global->executable_task_set, &task), nullptr);
break;
case SD_DONE:
xbt_dynar_push(sd_global->completed_task_set,&task);
* \brief Returns the name of a task
*
* \param task a task
- * \return the name of this task (can be \c NULL)
+ * \return the name of this task (can be \c nullptr)
*/
const char *SD_task_get_name(SD_task_t task)
{
unsigned int i;
SD_dependency_t dep;
- xbt_dynar_t parents = xbt_dynar_new(sizeof(SD_task_t), NULL);
+ xbt_dynar_t parents = xbt_dynar_new(sizeof(SD_task_t), nullptr);
xbt_dynar_foreach(task->tasks_before, i, dep) {
xbt_dynar_push(parents, &(dep->src));
}
unsigned int i;
SD_dependency_t dep;
- xbt_dynar_t children = xbt_dynar_new(sizeof(SD_task_t), NULL);
+ xbt_dynar_t children = xbt_dynar_new(sizeof(SD_task_t), nullptr);
xbt_dynar_foreach(task->tasks_after, i, dep) {
xbt_dynar_push(children, &(dep->dst));
}
* \a dst will depend on \a src, ie \a dst will not start before \a src is finished.
* Their \ref e_SD_task_state_t "state" must be #SD_NOT_SCHEDULED, #SD_SCHEDULED or #SD_RUNNABLE.
*
- * \param name the name of the new dependency (can be \c NULL)
- * \param data the user data you want to associate with this dependency (can be \c NULL)
+ * \param name the name of the new dependency (can be \c nullptr)
+ * \param data the user data you want to associate with this dependency (can be \c nullptr)
* \param src the task which must be executed first
* \param dst the task you want to make depend on \a src
* \see SD_task_dependency_remove()
dependency = xbt_new(s_SD_dependency_t, 1);
- dependency->name = xbt_strdup(name); /* xbt_strdup is cleaver enough to deal with NULL args itself */
+ dependency->name = xbt_strdup(name); /* xbt_strdup is cleaver enough to deal with nullptr args itself */
dependency->data = data;
dependency->src = src;
dependency->dst = dst;
if (dependency->dst == dst)
return dependency->name;
}
- return NULL;
+ return nullptr;
}
/**
* \param src a task
* \param dst a task depending on \a src
*
- * If src is NULL, checks whether dst has any pre-dependency.
- * If dst is NULL, checks whether src has any post-dependency.
+ * If src is nullptr, checks whether dst has any pre-dependency.
+ * If dst is nullptr, checks whether src has any post-dependency.
*/
int SD_task_dependency_exists(SD_task_t src, SD_task_t dst)
{
- xbt_assert(src != NULL || dst != NULL, "Invalid parameter: both src and dst are NULL");
+ xbt_assert(src != nullptr || dst != nullptr, "Invalid parameter: both src and dst are nullptr");
if (src) {
if (dst) {
for (unsigned long i = 0; i < length && !found; i++) {
xbt_dynar_get_cpy(src->tasks_after, i, &dependency);
if (dependency->dst == dst) {
- xbt_dynar_remove_at(src->tasks_after, i, NULL);
+ xbt_dynar_remove_at(src->tasks_after, i, nullptr);
found = true;
}
}
for (unsigned long i = 0; i < length && !found; i++) {
xbt_dynar_get_cpy(dst->tasks_before, i, &dependency);
if (dependency->src == src) {
- xbt_dynar_remove_at(dst->tasks_before, i, NULL);
+ xbt_dynar_remove_at(dst->tasks_before, i, nullptr);
__SD_task_dependency_destroy(dependency);
dst->unsatisfied_dependencies--;
dst->is_not_ready--;
*
* \param src a task
* \param dst a task depending on \a src
- * \return the user data associated with this dependency (can be \c NULL)
+ * \return the user data associated with this dependency (can be \c nullptr)
* \see SD_task_dependency_add()
*/
void *SD_task_dependency_get_data(SD_task_t src, SD_task_t dst)
/* the task execution time is the maximum execution time of the parallel tasks */
for (int i = 0; i < workstation_nb; i++) {
double time = 0.0;
- if (flops_amount != NULL)
+ if (flops_amount != nullptr)
time = flops_amount[i] / workstation_list[i]->speed();
- if (bytes_amount != NULL)
+ if (bytes_amount != nullptr)
for (int j = 0; j < workstation_nb; j++) {
if (bytes_amount[i * workstation_nb + j] !=0 ) {
time += (SD_route_get_latency(workstation_list[i], workstation_list[j]) +
memcpy(task->flops_amount, flops_amount, sizeof(double) * host_count);
} else {
xbt_free(task->flops_amount);
- task->flops_amount = NULL;
+ task->flops_amount = nullptr;
}
int communication_nb = host_count * host_count;
memcpy(task->bytes_amount, bytes_amount, sizeof(double) * communication_nb);
} else {
xbt_free(task->bytes_amount);
- task->bytes_amount = NULL;
+ task->bytes_amount = nullptr;
}
task->host_list = static_cast<sg_host_t*>(xbt_realloc(task->host_list, sizeof(sg_host_t) * host_count));
/* Don't free scheduling data for typed tasks */
__SD_task_destroy_scheduling_data(task);
xbt_free(task->host_list);
- task->host_list=NULL;
+ task->host_list=nullptr;
task->host_count = 0;
}
{
xbt_assert(SD_task_get_state(task) == SD_RUNNABLE, "Task '%s' is not runnable! Task state: %d",
SD_task_get_name(task), (int)SD_task_get_state(task));
- xbt_assert(task->host_list != NULL, "Task '%s': workstation_list is NULL!", SD_task_get_name(task));
+ xbt_assert(task->host_list != nullptr, "Task '%s': workstation_list is nullptr!", SD_task_get_name(task));
XBT_DEBUG("Running task '%s'", SD_task_get_name(task));
SD_link_t *SD_route_get_list(sg_host_t src, sg_host_t dst)
{
std::vector<Link*> *route = new std::vector<Link*>();
- routing_platf->getRouteAndLatency(src->pimpl_netcard, dst->pimpl_netcard, route, NULL);
+ routing_platf->getRouteAndLatency(src->pimpl_netcard, dst->pimpl_netcard, route, nullptr);
int cpt=0;
SD_link_t *list = xbt_new(SD_link_t, route->size());
int SD_route_get_size(sg_host_t src, sg_host_t dst)
{
std::vector<Link*> *route = new std::vector<Link*>();
- routing_platf->getRouteAndLatency(src->pimpl_netcard, dst->pimpl_netcard, route, NULL);
+ routing_platf->getRouteAndLatency(src->pimpl_netcard, dst->pimpl_netcard, route, nullptr);
int size = route->size();
delete route;
return size;
double min_bandwidth = -1.0;
std::vector<Link*> *route = new std::vector<Link*>();
- routing_platf->getRouteAndLatency(src->pimpl_netcard, dst->pimpl_netcard, route, NULL);
+ routing_platf->getRouteAndLatency(src->pimpl_netcard, dst->pimpl_netcard, route, nullptr);
for (auto link : *route) {
double bandwidth = sg_link_bandwidth(link);