-/* Copyright (c) 2009, 2010. The SimGrid Team.
+/* Copyright (c) 2009-2014. The SimGrid Team.
* All rights reserved. */
/* This program is free software; you can redistribute it and/or modify it
int (*match_fun)(void *, void *,smx_action_t),
void *user_data, smx_action_t my_action);
static void SIMIX_rdv_free(void *data);
+static void SIMIX_comm_start(smx_action_t action);
void SIMIX_network_init(void)
{
rdv_points = xbt_dict_new_homogeneous(SIMIX_rdv_free);
- if(MC_is_active())
- MC_ignore_data_bss(&smx_total_comms, sizeof(smx_total_comms));
}
void SIMIX_network_exit(void)
return act;
}
-void SIMIX_pre_comm_destroy(smx_simcall_t simcall, smx_action_t action){
- SIMIX_comm_destroy(action);
-}
/**
* \brief Destroy a communicate action
* \param action The communicate action to be destroyed
smx_action_t comm = SIMIX_comm_isend(simcall->issuer, rdv, task_size, rate,
src_buff, src_buff_size, match_fun, NULL,
data, 0);
- simcall->mc_value = 0;
+ SIMCALL_SET_MC_VALUE(simcall, 0);
SIMIX_pre_comm_wait(simcall, comm, timeout);
}
smx_action_t SIMIX_pre_comm_isend(smx_simcall_t simcall, smx_rdv_t rdv,
if (MC_is_active()) {
other_action->state = SIMIX_RUNNING;
- return other_action;
+ return (detached ? NULL : other_action);
}
SIMIX_comm_start(other_action);
}
void SIMIX_pre_comm_recv(smx_simcall_t simcall, smx_rdv_t rdv,
- void *dst_buff, size_t *dst_buff_size,
- int (*match_fun)(void *, void *, smx_action_t),
- void *data, double timeout){
+ void *dst_buff, size_t *dst_buff_size,
+ int (*match_fun)(void *, void *, smx_action_t),
+ void *data, double timeout, double rate)
+{
smx_action_t comm = SIMIX_comm_irecv(simcall->issuer, rdv, dst_buff,
- dst_buff_size, match_fun, data);
- simcall->mc_value = 0;
- SIMIX_pre_comm_wait(simcall, comm, timeout);
-}
-
-void SIMIX_pre_comm_recv_bounded(smx_simcall_t simcall, smx_rdv_t rdv,
- void *dst_buff, size_t *dst_buff_size,
- int (*match_fun)(void *, void *, smx_action_t),
- void *data, double timeout, double rate){
- smx_action_t comm = SIMIX_comm_irecv_bounded(simcall->issuer, rdv, dst_buff,
dst_buff_size, match_fun, data, rate);
- simcall->mc_value = 0;
+ SIMCALL_SET_MC_VALUE(simcall, 0);
SIMIX_pre_comm_wait(simcall, comm, timeout);
}
smx_action_t SIMIX_pre_comm_irecv(smx_simcall_t simcall, smx_rdv_t rdv,
void *dst_buff, size_t *dst_buff_size,
int (*match_fun)(void *, void *, smx_action_t),
- void *data){
- return SIMIX_comm_irecv(simcall->issuer, rdv, dst_buff, dst_buff_size,
- match_fun, data);
-}
-
-smx_action_t SIMIX_comm_irecv(smx_process_t dst_proc, smx_rdv_t rdv,
- void *dst_buff, size_t *dst_buff_size,
- int (*match_fun)(void *, void *, smx_action_t), void *data)
+ void *data, double rate)
{
- XBT_DEBUG("recv from %p %p\n", rdv, rdv->comm_fifo);
- smx_action_t this_action = SIMIX_comm_new(SIMIX_COMM_RECEIVE);
-
- smx_action_t other_action;
- //communication already done, get it inside the fifo of completed comms
- //permanent receive v1
- //int already_received=0;
- if(rdv->permanent_receiver && xbt_fifo_size(rdv->done_comm_fifo)!=0){
-
- XBT_DEBUG("We have a comm that has probably already been received, trying to match it, to skip the communication\n");
- //find a match in the already received fifo
- other_action = SIMIX_fifo_get_comm(rdv->done_comm_fifo, SIMIX_COMM_SEND, match_fun, data, this_action);
- //if not found, assume the receiver came first, register it to the mailbox in the classical way
- if (!other_action) {
- XBT_DEBUG("We have messages in the permanent receive list, but not the one we are looking for, pushing request into fifo\n");
- other_action = this_action;
- SIMIX_rdv_push(rdv, this_action);
- }else{
- if(other_action->comm.surf_comm && SIMIX_comm_get_remains(other_action)==0.0)
- {
- XBT_DEBUG("comm %p has been already sent, and is finished, destroy it\n",&(other_action->comm));
- other_action->state = SIMIX_DONE;
- other_action->comm.type = SIMIX_COMM_DONE;
- other_action->comm.rdv = NULL;
- //SIMIX_comm_destroy(this_action);
- //--smx_total_comms; // this creation was a pure waste
- //already_received=1;
- //other_action->comm.refcount--;
- }/*else{
- XBT_DEBUG("Not yet finished, we have to wait %d\n", xbt_fifo_size(rdv->comm_fifo));
- }*/
- other_action->comm.refcount--;
- SIMIX_comm_destroy(this_action);
- --smx_total_comms; // this creation was a pure waste
- }
- }else{
- /* Prepare an action describing us, so that it gets passed to the user-provided filter of other side */
-
- /* Look for communication action matching our needs. We also provide a description of
- * ourself so that the other side also gets a chance of choosing if it wants to match with us.
- *
- * If it is not found then push our communication into the rendez-vous point */
- other_action = SIMIX_fifo_get_comm(rdv->comm_fifo, SIMIX_COMM_SEND, match_fun, data, this_action);
-
- if (!other_action) {
- XBT_DEBUG("Receive pushed first %d\n", xbt_fifo_size(rdv->comm_fifo));
- other_action = this_action;
- SIMIX_rdv_push(rdv, this_action);
- } else {
- SIMIX_comm_destroy(this_action);
- --smx_total_comms; // this creation was a pure waste
- other_action->state = SIMIX_READY;
- other_action->comm.type = SIMIX_COMM_READY;
- //other_action->comm.refcount--;
- }
- xbt_fifo_push(dst_proc->comms, other_action);
- }
-
- /* Setup communication action */
- other_action->comm.dst_proc = dst_proc;
- other_action->comm.dst_buff = dst_buff;
- other_action->comm.dst_buff_size = dst_buff_size;
- other_action->comm.dst_data = data;
-
- other_action->comm.match_fun = match_fun;
-
-
- /*if(already_received)//do the actual copy, because the first one after the comm didn't have all the info
- SIMIX_comm_copy_data(other_action);*/
-
-
- if (MC_is_active()) {
- other_action->state = SIMIX_RUNNING;
- return other_action;
- }
-
- SIMIX_comm_start(other_action);
- // }
- return other_action;
-}
-
-smx_action_t SIMIX_pre_comm_irecv_bounded(smx_simcall_t simcall, smx_rdv_t rdv,
- void *dst_buff, size_t *dst_buff_size,
- int (*match_fun)(void *, void *, smx_action_t),
- void *data, double rate){
- return SIMIX_comm_irecv_bounded(simcall->issuer, rdv, dst_buff, dst_buff_size,
+ return SIMIX_comm_irecv(simcall->issuer, rdv, dst_buff, dst_buff_size,
match_fun, data, rate);
}
-smx_action_t SIMIX_comm_irecv_bounded(smx_process_t dst_proc, smx_rdv_t rdv,
+smx_action_t SIMIX_comm_irecv(smx_process_t dst_proc, smx_rdv_t rdv,
void *dst_buff, size_t *dst_buff_size,
- int (*match_fun)(void *, void *, smx_action_t), void *data, double rate)
+ int (*match_fun)(void *, void *, smx_action_t),
+ void *data, double rate)
{
XBT_DEBUG("recv from %p %p\n", rdv, rdv->comm_fifo);
smx_action_t this_action = SIMIX_comm_new(SIMIX_COMM_RECEIVE);
other_action->comm.dst_buff_size = dst_buff_size;
other_action->comm.dst_data = data;
- if (rate < other_action->comm.rate || other_action->comm.rate == -1.0)
- other_action->comm.rate = rate;
+ if (rate != -1.0 &&
+ (other_action->comm.rate == -1.0 || rate < other_action->comm.rate))
+ other_action->comm.rate = rate;
other_action->comm.match_fun = match_fun;
void SIMIX_pre_comm_wait(smx_simcall_t simcall, smx_action_t action, double timeout)
{
- int idx = simcall->mc_value;
/* the simcall may be a wait, a send or a recv */
surf_action_t sleep;
simcall->issuer->waiting_action = action;
if (MC_is_active()) {
+ int idx = SIMCALL_GET_MC_VALUE(simcall);
if (idx == 0) {
action->state = SIMIX_DONE;
} else {
if (action->state != SIMIX_WAITING && action->state != SIMIX_RUNNING) {
SIMIX_comm_finish(action);
} else { /* if (timeout >= 0) { we need a surf sleep action even when there is no timeout, otherwise surf won't tell us when the host fails */
- sleep = surf_workstation_sleep(surf_workstation_resource_priv(simcall->issuer->smx_host), timeout);
+ sleep = surf_workstation_sleep(simcall->issuer->smx_host, timeout);
surf_action_set_data(sleep, action);
if (simcall->issuer == action->comm.src_proc)
void SIMIX_pre_comm_testany(smx_simcall_t simcall, xbt_dynar_t actions)
{
- int idx = simcall->mc_value;
unsigned int cursor;
smx_action_t action;
simcall_comm_testany__set__result(simcall, -1);
if (MC_is_active()){
+ int idx = SIMCALL_GET_MC_VALUE(simcall);
if(idx == -1){
SIMIX_simcall_answer(simcall);
}else{
void SIMIX_pre_comm_waitany(smx_simcall_t simcall, xbt_dynar_t actions)
{
- int idx = simcall->mc_value;
smx_action_t action;
unsigned int cursor = 0;
if (MC_is_active()){
+ int idx = SIMCALL_GET_MC_VALUE(simcall);
action = xbt_dynar_get_as(actions, idx, smx_action_t);
xbt_fifo_push(action->simcalls, simcall);
simcall_comm_waitany__set__result(simcall, idx);
* \brief Starts the simulation of a communication action.
* \param action the communication action
*/
-XBT_INLINE void SIMIX_comm_start(smx_action_t action)
+static XBT_INLINE void SIMIX_comm_start(smx_action_t action)
{
/* If both the sender and the receiver are already there, start the communication */
if (action->state == SIMIX_READY) {
XBT_DEBUG("Starting communication %p from '%s' to '%s'", action,
SIMIX_host_get_name(sender), SIMIX_host_get_name(receiver));
- action->comm.surf_comm = surf_workstation_communicate(sender, receiver, action->comm.task_size, action->comm.rate);
+ action->comm.surf_comm = surf_workstation_model_communicate(surf_workstation_model,
+ sender, receiver,
+ action->comm.task_size, action->comm.rate);
surf_action_set_data(action->comm.surf_comm, action);
unsigned int destroy_count = 0;
smx_simcall_t simcall;
+
while ((simcall = xbt_fifo_shift(action->simcalls))) {
/* If a waitany simcall is waiting for this action to finish, then remove
simcall->issuer->waiting_action = NULL;
xbt_fifo_remove(simcall->issuer->comms, action);
if(action->comm.detached){
+ smx_process_t proc;
+ int still_alive = 0;
+
if(simcall->issuer == action->comm.src_proc){
- if(action->comm.dst_proc)
- xbt_fifo_remove(action->comm.dst_proc->comms, action);
+ if(action->comm.dst_proc){
+ xbt_swag_foreach(proc, simix_global->process_list)
+ {
+ if(proc==action->comm.dst_proc){
+ still_alive=1;
+ break;
+ }
+ }
+ }
+ if(still_alive) xbt_fifo_remove(action->comm.dst_proc->comms, action);
}
if(simcall->issuer == action->comm.dst_proc){
if(action->comm.src_proc)
- xbt_fifo_remove(action->comm.src_proc->comms, action);
+ if(action->comm.dst_proc){
+ xbt_swag_foreach(proc, simix_global->process_list)
+ {
+ if(proc==action->comm.src_proc){
+ still_alive=1;
+ break;
+ }
+ }
+ }
+ if(still_alive) xbt_fifo_remove(action->comm.src_proc->comms, action);
}
}
SIMIX_simcall_answer(simcall);
* \brief verify if communication is latency bounded
* \param comm The communication
*/
-XBT_INLINE int SIMIX_comm_is_latency_bounded(smx_action_t action)
+int SIMIX_comm_is_latency_bounded(smx_action_t action)
{
if(!action){
return 0;
}
if (action->comm.surf_comm){
XBT_DEBUG("Getting latency limited for surf_action (%p)", action->comm.surf_comm);
- action->latency_limited = surf_workstation_model->get_latency_limited(action->comm.surf_comm);
+ action->latency_limited = surf_network_action_get_latency_limited(action->comm.surf_comm);
XBT_DEBUG("Action limited is %d", action->latency_limited);
}
return action->latency_limited;