#include "xbt/sysdep.h"
#include "xbt/log.h"
-/** \defgroup m_task_management Managing functions of Tasks
- * \brief This section describes the task structure of MSG
- * (#m_task_t) and the functions for managing it.
- */
/** @addtogroup m_task_management
- * \htmlonly <!-- DOXYGEN_NAVBAR_LABEL="Tasks" --> \endhtmlonly
+ *
*
* Since most scheduling algorithms rely on a concept of task
* that can be either <em>computed</em> locally or
MSG_task_execute(). This value has to be >=0.
* \param message_size a value of the amount of data (in bytes) needed to
transfer this new task. If 0, then it cannot be transfered with
- MSG_task_get() and MSG_task_put(). This value has to be >=0.
+ MSG_task_send() and MSG_task_recv(). This value has to be >=0.
* \param data a pointer to any data may want to attach to the new
object. It is for user-level information and can be NULL. It can
be retrieved with the function \ref MSG_task_get_data.
return task;
}
+/*************** Begin GPU ***************/
+/** \ingroup m_task_management
+ * \brief Creates a new #m_gpu_task_t.
+
+ * A constructor for #m_gpu_task_t taking four arguments and returning
+ a pointer to the new created GPU task.
+
+ * \param name a name for the object. It is for user-level information
+ and can be NULL.
+
+ * \param compute_duration a value of the processing amount (in flop)
+ needed to process this new task. If 0, then it cannot be executed with
+ MSG_gpu_task_execute(). This value has to be >=0.
+
+ * \param dispatch_latency time in seconds to load this task on the GPU
+
+ * \param collect_latency time in seconds to transfer result from the GPU
+ back to the CPU (host) when done
+
+ * \see m_gpu_task_t
+ * \return The new corresponding object.
+ */
+m_gpu_task_t MSG_gpu_task_create(const char *name, double compute_duration,
+ double dispatch_latency, double collect_latency)
+{
+ m_gpu_task_t task = xbt_new(s_m_gpu_task_t, 1);
+ simdata_gpu_task_t simdata = xbt_new(s_simdata_gpu_task_t, 1);
+ task->simdata = simdata;
+ /* Task structure */
+ task->name = xbt_strdup(name);
+
+ /* Simulator Data */
+ simdata->computation_amount = compute_duration;
+ simdata->dispatch_latency = dispatch_latency;
+ simdata->collect_latency = collect_latency;
+
+#ifdef HAVE_TRACING
+ //FIXME
+ /* TRACE_msg_gpu_task_create(task); */
+#endif
+
+ return task;
+}
+/*************** End GPU ***************/
+
/** \ingroup m_task_management
* \brief Return the user data of a #m_task_t.
*
*/
void MSG_task_set_copy_callback(void (*callback)
(m_task_t task, m_process_t sender, m_process_t receiver)) {
+
msg_global->task_copy_callback = callback;
+
+ if (callback) {
+ SIMIX_comm_set_copy_data_callback(MSG_comm_copy_data_from_SIMIX);
+ }
+ else {
+ SIMIX_comm_set_copy_data_callback(SIMIX_comm_copy_pointer_callback);
+ }
}
/** \ingroup m_task_management
}
/** \ingroup m_task_management
- * \brief Return the name of a #m_task_t.
+ * \brief Sets the name of a #m_task_t.
*
* This functions allows to associate a name to a task
*/
action = task->simdata->compute;
if (action)
- SIMIX_req_host_execution_destroy(action);
+ simcall_host_execution_destroy(action);
/* parallel tasks only */
xbt_free(task->simdata->host_list);
}
-/** \ingroup m_task_management
+/** \ingroup m_task_usage
* \brief Cancel a #m_task_t.
* \param task the task to cancel. If it was executed or transfered, it
stops the process that were working on it.
xbt_assert((task != NULL), "Invalid parameter");
if (task->simdata->compute) {
- SIMIX_req_host_execution_cancel(task->simdata->compute);
+ simcall_host_execution_cancel(task->simdata->compute);
}
else if (task->simdata->comm) {
- SIMIX_req_comm_cancel(task->simdata->comm);
+ simcall_comm_cancel(task->simdata->comm);
task->simdata->isused = 0;
}
return MSG_OK;
&& (task->simdata != NULL), "Invalid parameter");
if (task->simdata->compute) {
- return SIMIX_req_host_execution_get_remains(task->simdata->compute);
+ return simcall_host_execution_get_remains(task->simdata->compute);
} else {
return task->simdata->computation_amount;
}
{
xbt_assert((task != NULL)
&& (task->simdata != NULL), "Invalid parameter");
- XBT_DEBUG("calling SIMIX_req_communication_get_remains(%p)",
+ XBT_DEBUG("calling simcall_communication_get_remains(%p)",
task->simdata->comm);
- return SIMIX_req_comm_get_remains(task->simdata->comm);
+ return simcall_comm_get_remains(task->simdata->comm);
}
#ifdef HAVE_LATENCY_BOUND_TRACKING
{
xbt_assert((task != NULL)
&& (task->simdata != NULL), "Invalid parameter");
- XBT_DEBUG("calling SIMIX_req_communication_is_latency_bounded(%p)",
+ XBT_DEBUG("calling simcall_communication_is_latency_bounded(%p)",
task->simdata->comm);
- return SIMIX_req_comm_is_latency_bounded(task->simdata->comm);
+ return simcall_comm_is_latency_bounded(task->simdata->comm);
}
#endif
task->simdata->priority = 1 / priority;
if (task->simdata->compute)
- SIMIX_req_host_execution_set_priority(task->simdata->compute,
+ simcall_host_execution_set_priority(task->simdata->compute,
task->simdata->priority);
}