-m_task_t MSG_task_create(const char *name, long double compute_duration,
- long double message_size, void *data);
+m_task_t MSG_task_create(const char *name, double compute_duration,
+ double message_size, void *data);
+m_task_t MSG_parallel_task_create(const char *name,
+ int host_nb,
+ const m_host_t *host_list,
+ double *computation_amount,
+ double *communication_amount,
+ void *data);