/* This program is free software; you can redistribute it and/or modify it
* under the terms of the license (GNU LGPL) which comes with this package. */
-#include "src/simdag/simdag_private.h"
#include "simgrid/simdag.h"
#include "xbt/misc.h"
#include "xbt/log.h"
#include "xbt/str.h"
#include "xbt/file.h" /* xbt_basename() */
+#include "simdag_private.hpp"
XBT_LOG_NEW_DEFAULT_SUBCATEGORY(sd_daxparse, sd, "Parsing DAX files");
void uniq_transfer_task_name(SD_task_t task)
{
- SD_task_t child;
- SD_task_t parent;
-
- xbt_dynar_t children = SD_task_get_children(task);
- xbt_dynar_t parents = SD_task_get_parents(task);
-
- xbt_dynar_get_cpy(children, 0, &child);
- xbt_dynar_get_cpy(parents, 0, &parent);
+ SD_task_t child = *(task->successors->begin());
+ SD_task_t parent = *(task->predecessors->begin());
char *new_name = bprintf("%s_%s_%s", SD_task_get_name(parent), SD_task_get_name(task), SD_task_get_name(child));
SD_task_set_name(task, new_name);
- xbt_dynar_free_container(&children);
- xbt_dynar_free_container(&parents);
free(new_name);
}
static bool children_are_marked(SD_task_t task){
- SD_dependency_t depafter = nullptr;
- unsigned int count;
-
- xbt_dynar_foreach(task->tasks_after,count,depafter){
- if(depafter->dst->marked == 0)
+ for (SD_task_t it : *task->successors)
+ if (it->marked == 0)
+ return false;
+ for (SD_task_t it : *task->outputs)
+ if (it->marked == 0)
return false;
- }
return true;
}
static bool parents_are_marked(SD_task_t task){
- SD_dependency_t depbefore = nullptr;
- unsigned int count;
- xbt_dynar_foreach(task->tasks_before,count,depbefore){
- if(depbefore->src->marked == 0)
+ for (SD_task_t it : *task->predecessors)
+ if (it->marked == 0)
+ return false;
+ for (SD_task_t it : *task->inputs)
+ if (it->marked == 0)
return false;
- }
return true;
}
bool acyclic_graph_detail(xbt_dynar_t dag){
- unsigned int count, count_current=0;
+ unsigned int count;
bool all_marked = true;
- 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);
-
+ SD_task_t task = nullptr;
+ std::vector<SD_task_t> current;
xbt_dynar_foreach(dag,count,task){
- if(task->kind == SD_TASK_COMM_E2E) continue;
- task->marked = 0;
- if(xbt_dynar_is_empty(task->tasks_after)){
- xbt_dynar_push(current, &task);
+ if(task->kind != SD_TASK_COMM_E2E){
+ task->marked = 0;
+ if(task->successors->empty() && task->outputs->empty())
+ current.push_back(task);
}
}
- //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),nullptr);
- //test if the current iteration is done
- xbt_dynar_foreach(current,count_current,task){
- if (task == nullptr)
- continue;
- //push task in next
- task->marked = 1;
- xbt_dynar_foreach(task->tasks_before,count,depbefore){
- parent_task = depbefore->src;
- if(parent_task->kind == SD_TASK_COMM_E2E){
- unsigned int j=0;
- parent_task->marked = 1;
- 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))
- xbt_dynar_push(next, &parent_task_2);
- }
- } else{
- if(children_are_marked(parent_task))
- xbt_dynar_push(next, &parent_task);
- }
- parent_task = nullptr;
+ while(!current.empty()){
+ std::vector<SD_task_t> next;
+ for (auto t: current){
+ //Mark task
+ t->marked = 1;
+ for (SD_task_t input : *t->inputs){
+ input->marked=1;
+ // Inputs are communication, hence they can have only one predecessor
+ SD_task_t input_pred = *(input->predecessors->begin());
+ if (children_are_marked(input_pred))
+ next.push_back(input_pred);
+ }
+ for (SD_task_t pred : *t->predecessors) {
+ if (children_are_marked(pred))
+ next.push_back(pred);
}
}
- xbt_dynar_free(¤t);
+ current.clear();
current = next;
- next = nullptr;
}
- xbt_dynar_free(¤t);
+
all_marked = true;
+ //test if all tasks are marked
xbt_dynar_foreach(dag,count,task){
- if(task->kind == SD_TASK_COMM_E2E)
- continue;
- //test if all tasks are marked
- if(task->marked == 0){
+ if(task->kind != SD_TASK_COMM_E2E && task->marked == 0){
XBT_WARN("the task %s is not marked",task->name);
all_marked = false;
break;
}
}
+
if(!all_marked){
XBT_VERB("there is at least one cycle in your task graph");
-
- 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)){
- xbt_dynar_push(current, &task);
- }
- }
-
xbt_dynar_foreach(dag,count,task){
- if(task->kind == SD_TASK_COMM_E2E)
- continue;
- if(xbt_dynar_is_empty(task->tasks_before)){
- task->marked = 1;
- xbt_dynar_push(current, &task);
+ if(task->kind != SD_TASK_COMM_E2E && task->predecessors->empty() && task->inputs->empty()){
+ task->marked = 1;
+ current.push_back(task);
}
}
//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),nullptr);
+ while(!current.empty()){
+ std::vector<SD_task_t> next;
//test if the current iteration is done
- xbt_dynar_foreach(current,count_current,task){
- if (task == nullptr)
- continue;
- //push task in next
- task->marked = 1;
- xbt_dynar_foreach(task->tasks_after,count,depafter){
- child_task = depbefore->dst;
- if(child_task->kind == SD_TASK_COMM_E2E){
- unsigned int j=0;
- child_task->marked = 1;
- 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))
- xbt_dynar_push(next, &child_task_2);
- }
- } else{
- if(parents_are_marked(child_task))
- xbt_dynar_push(next, &child_task);
- }
- child_task = nullptr;
+ for (auto t: current){
+ t->marked = 1;
+ for (SD_task_t output : *t->outputs) {
+ output->marked = 1;
+ // outputs are communication, hence they can have only one successor
+ SD_task_t output_succ = *(output->successors->begin());
+ if (parents_are_marked(output_succ))
+ next.push_back(output_succ);
+ }
+ for (SD_task_t succ : *t->successors) {
+ if (parents_are_marked(succ))
+ next.push_back(succ);
}
+ current.clear();
+ current = next;
}
- xbt_dynar_free(¤t);
- current = next;
- next = nullptr;
}
- xbt_dynar_free(¤t);
+
all_marked = true;
xbt_dynar_foreach(dag,count,task){
- if(task->kind == SD_TASK_COMM_E2E)
- continue;
- //test if all tasks are marked
- if(task->marked == 0){
+ if(task->kind != SD_TASK_COMM_E2E && task->marked == 0){
XBT_WARN("the task %s is in a cycle",task->name);
all_marked = false;
}
static xbt_dict_t jobs;
static xbt_dict_t files;
static SD_task_t current_job;
-static SD_task_t root_task, end_task;
+static SD_task_t root_task;
+static SD_task_t end_task;
static void dax_task_free(void *task)
{
*/
xbt_dict_foreach(files, cursor, name, file) {
- unsigned int cpt1;
- unsigned int cpt2;
SD_task_t newfile;
- SD_dependency_t depbefore;
- SD_dependency_t depafter;
- if (xbt_dynar_is_empty(file->tasks_before)) {
- xbt_dynar_foreach(file->tasks_after, cpt2, depafter) {
+ if (file->predecessors->empty()) {
+ for (SD_task_t it : *file->successors) {
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);
+ SD_task_dependency_add(nullptr, nullptr, newfile, it);
xbt_dynar_push(result, &newfile);
}
- } else if (xbt_dynar_is_empty(file->tasks_after)) {
- xbt_dynar_foreach(file->tasks_before, cpt2, depbefore) {
+ } else if (file->successors->empty()) {
+ for (SD_task_t it : *file->predecessors){
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, it, newfile);
SD_task_dependency_add(nullptr, nullptr, newfile, end_task);
xbt_dynar_push(result, &newfile);
}
} else {
- xbt_dynar_foreach(file->tasks_before, cpt1, depbefore) {
- xbt_dynar_foreach(file->tasks_after, cpt2, depafter) {
- if (depbefore->src == depafter->dst) {
- XBT_WARN
- ("File %s is produced and consumed by task %s."
- "This loop dependency will prevent the execution of the task.", file->name, depbefore->src->name);
+ for (SD_task_t it : *file->predecessors) {
+ for (SD_task_t it2 : *file->successors) {
+ if (it == it2) {
+ XBT_WARN ("File %s is produced and consumed by task %s."
+ "This loop dependency will prevent the execution of the task.", file->name, it->name);
}
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);
+ SD_task_dependency_add(nullptr, nullptr, it, newfile);
+ SD_task_dependency_add(nullptr, nullptr, newfile, it2);
xbt_dynar_push(result, &newfile);
}
}
xbt_dynar_foreach(result, cpt, file) {
if (SD_task_get_kind(file) == SD_TASK_COMM_E2E) {
uniq_transfer_task_name(file);
+ } else if (SD_task_get_kind(file) == SD_TASK_COMP_SEQ){
+ /* If some tasks do not take files as input, connect them to the root
+ * if they don't produce files, connect them to the end node.
+ */
+ if ((file != root_task) && file->inputs->empty())
+ SD_task_dependency_add(nullptr, nullptr, root_task, file);
+ if ((file != end_task) && file->outputs->empty())
+ SD_task_dependency_add(nullptr, nullptr, file, end_task);
} else {
- if (SD_task_get_kind(file) == SD_TASK_COMP_SEQ){
- /* If some tasks do not take files as input, connect them to the root, if
- * 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(nullptr, nullptr, root_task, file);
- }
- if ((file != end_task) && xbt_dynar_is_empty(file->tasks_after)) {
- SD_task_dependency_add(nullptr, nullptr, file, end_task);
- }
- } else {
- THROW_IMPOSSIBLE;
- }
+ THROW_IMPOSSIBLE;
}
}
- if (!acyclic_graph_detail(result)){
+ if (!acyclic_graph_detail(result)) {
char* base = xbt_basename(filename);
XBT_ERROR("The DAX described in %s is not a DAG. It contains a cycle.", base);
free(base);
xbt_dynar_push(result, ¤t_job);
}
-void STag_dax__uses(void)
+void STag_dax__uses()
{
double size = xbt_str_parse_double(A_dax__uses_size, "Parse error: %s is not a double");
int is_input = (A_dax__uses_link == A_dax__uses_link_input);
SD_task_t file = static_cast<SD_task_t>(xbt_dict_get_or_null(files, A_dax__uses_file));
if (file == nullptr) {
file = SD_task_create_comm_e2e(A_dax__uses_file, nullptr, size);
- xbt_dynar_pop(sd_global->initial_task_set,nullptr);
+ sd_global->initial_tasks->erase(file);
xbt_dict_set(files, A_dax__uses_file, file, nullptr);
} else {
- if (SD_task_get_amount(file) != size) {
+ if (file->amount < size || file->amount > size) {
XBT_WARN("Ignore file %s size redefinition from %.0f to %.0f", A_dax__uses_file, SD_task_get_amount(file), size);
}
}
SD_task_dependency_add(nullptr, nullptr, file, current_job);
} else {
SD_task_dependency_add(nullptr, nullptr, current_job, file);
- if (xbt_dynar_length(file->tasks_before) > 1) {
+ if ((file->predecessors->size() + file->inputs->size()) > 1) {
XBT_WARN("File %s created at more than one location...", file->name);
}
}
XBT_DEBUG("See </adag>");
}
-void ETag_dax__job(void)
+void ETag_dax__job()
{
current_job = nullptr;
XBT_DEBUG("See </job>");
}
-void ETag_dax__parent(void)
+void ETag_dax__parent()
{
XBT_DEBUG("See </parent>");
}
-void ETag_dax__uses(void)
+void ETag_dax__uses()
{
XBT_DEBUG("See </uses>");
}