-/* Copyright (c) 2007-2020. The SimGrid Team. All rights reserved. */
+/* Copyright (c) 2007-2021. The SimGrid Team. All rights reserved. */
/* 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. */
void* data, double timeout)
{
simgrid::kernel::activity::ActivityImplPtr comm = simcall_HANDLER_comm_isend(
- simcall, src, mbox, task_size, rate, src_buff, src_buff_size, match_fun, nullptr, copy_data_fun, data, 0);
+ simcall, src, mbox, task_size, rate, src_buff, src_buff_size, match_fun, nullptr, copy_data_fun, data, false);
SIMCALL_SET_MC_VALUE(*simcall, 0);
simcall_HANDLER_comm_wait(simcall, static_cast<simgrid::kernel::activity::CommImpl*>(comm.get()), timeout);
}
XBT_DEBUG("send from mailbox %p", mbox);
/* Prepare a synchro describing us, so that it gets passed to the user-provided filter of other side */
- simgrid::kernel::activity::CommImplPtr this_comm =
- simgrid::kernel::activity::CommImplPtr(new simgrid::kernel::activity::CommImpl());
+ simgrid::kernel::activity::CommImplPtr this_comm(new simgrid::kernel::activity::CommImpl());
this_comm->set_type(simgrid::kernel::activity::CommImpl::Type::SEND);
/* Look for communication synchro matching our needs. We also provide a description of
other_comm->clean_fun = clean_fun;
} else {
other_comm->clean_fun = nullptr;
- src_proc->activities_.push_back(other_comm);
+ src_proc->activities_.emplace_back(other_comm);
}
/* Setup the communication synchro */
void (*copy_data_fun)(simgrid::kernel::activity::CommImpl*, void*, size_t), void* data,
double rate)
{
- simgrid::kernel::activity::CommImplPtr this_synchro =
- simgrid::kernel::activity::CommImplPtr(new simgrid::kernel::activity::CommImpl());
+ simgrid::kernel::activity::CommImplPtr this_synchro(new simgrid::kernel::activity::CommImpl());
this_synchro->set_type(simgrid::kernel::activity::CommImpl::Type::RECEIVE);
XBT_DEBUG("recv from mbox %p. this_synchro=%p", mbox, this_synchro.get());
other_comm->state_ = simgrid::kernel::activity::State::READY;
other_comm->set_type(simgrid::kernel::activity::CommImpl::Type::READY);
}
- receiver->activities_.push_back(other_comm);
+ receiver->activities_.emplace_back(other_comm);
}
/* Setup communication synchro */
}
if (timeout < 0.0) {
- simcall->timeout_cb_ = NULL;
+ simcall->timeout_cb_ = nullptr;
} else {
simcall->timeout_cb_ = simgrid::simix::Timer::set(SIMIX_get_clock() + timeout, [simcall]() {
simcall->timeout_cb_ = nullptr;
return *this;
}
+CommImpl::CommImpl(s4u::Host* from, s4u::Host* to, double bytes) : size_(bytes), detached_(true), from_(from), to_(to)
+{
+ state_ = State::READY;
+}
+
CommImpl::~CommImpl()
{
XBT_DEBUG("Really free communication %p in state %d (detached = %d)", this, static_cast<int>(state_), detached_);
- cleanupSurf();
+ cleanup_surf();
if (detached_ && state_ != State::DONE) {
/* the communication has failed and was detached:
{
/* If both the sender and the receiver are already there, start the communication */
if (state_ == State::READY) {
- s4u::Host* sender = src_actor_->get_host();
- s4u::Host* receiver = dst_actor_->get_host();
+ from_ = from_ != nullptr ? from_ : src_actor_->get_host();
+ to_ = to_ != nullptr ? to_ : dst_actor_->get_host();
- surf_action_ = surf_network_model->communicate(sender, receiver, size_, rate_);
+ surf_action_ = surf_network_model->communicate(from_, to_, size_, rate_);
surf_action_->set_activity(this);
surf_action_->set_category(get_tracing_category());
state_ = State::RUNNING;
- XBT_DEBUG("Starting communication %p from '%s' to '%s' (surf_action: %p)", this, sender->get_cname(),
- receiver->get_cname(), surf_action_);
+ XBT_DEBUG("Starting communication %p from '%s' to '%s' (surf_action: %p; state: %s)", this, from_->get_cname(),
+ to_->get_cname(), surf_action_, get_state_str());
/* If a link is failed, detect it immediately */
if (surf_action_->get_state() == resource::Action::State::FAILED) {
- XBT_DEBUG("Communication from '%s' to '%s' failed to start because of a link failure", sender->get_cname(),
- receiver->get_cname());
+ XBT_DEBUG("Communication from '%s' to '%s' failed to start because of a link failure", from_->get_cname(),
+ to_->get_cname());
state_ = State::LINK_FAILURE;
post();
- } else if (src_actor_->is_suspended() || dst_actor_->is_suspended()) {
+ } else if ((src_actor_ != nullptr && src_actor_->is_suspended()) ||
+ (dst_actor_ != nullptr && dst_actor_->is_suspended())) {
/* If any of the process is suspended, create the synchro but stop its execution,
it will be restarted when the sender process resume */
if (src_actor_->is_suspended())
dst_actor_ ? dst_actor_->get_host()->get_cname() : "a finished process", dst_buff_, buff_size);
/* Copy at most dst_buff_size bytes of the message to receiver's buffer */
- if (dst_buff_size_)
+ if (dst_buff_size_) {
buff_size = std::min(buff_size, *(dst_buff_size_));
- /* Update the receiver's buffer size to the copied amount */
- if (dst_buff_size_)
+ /* Update the receiver's buffer size to the copied amount */
*dst_buff_size_ = buff_size;
+ }
if (buff_size > 0) {
if (copy_data_fun)
}
/** @brief This is part of the cleanup process, probably an internal command */
-void CommImpl::cleanupSurf()
+void CommImpl::cleanup_surf()
{
clean_action();
} else
state_ = State::DONE;
- XBT_DEBUG("SIMIX_post_comm: comm %p, state %d, src_proc %p, dst_proc %p, detached: %d", this, (int)state_,
+ XBT_DEBUG("CommImpl::post(): comm %p, state %s, src_proc %p, dst_proc %p, detached: %d", this, get_state_str(),
src_actor_.get(), dst_actor_.get(), detached_);
/* destroy the surf actions associated with the Simix communication */
- cleanupSurf();
+ cleanup_surf();
/* Answer all simcalls associated with the synchro */
finish();
* list. Afterwards, get the position of the actual synchro in the waitany list and return it as the result of the
* simcall */
- if (simcall->call_ == SIMCALL_NONE) // FIXME: maybe a better way to handle this case
- continue; // if actor handling comm is killed
- if (simcall->call_ == SIMCALL_COMM_WAITANY) {
+ if (simcall->call_ == simix::Simcall::NONE) // FIXME: maybe a better way to handle this case
+ continue; // if actor handling comm is killed
+ if (simcall->call_ == simix::Simcall::COMM_WAITANY) {
SIMIX_waitany_remove_simcall_from_actions(simcall);
if (simcall->timeout_cb_) {
simcall->timeout_cb_->remove();
}
/* if there is an exception during a waitany or a testany, indicate the position of the failed communication */
if (simcall->issuer_->exception_ &&
- (simcall->call_ == SIMCALL_COMM_WAITANY || simcall->call_ == SIMCALL_COMM_TESTANY)) {
+ (simcall->call_ == simix::Simcall::COMM_WAITANY || simcall->call_ == simix::Simcall::COMM_TESTANY)) {
// First retrieve the rank of our failing synchro
CommImpl** comms;
size_t count;
- if (simcall->call_ == SIMCALL_COMM_WAITANY) {
+ if (simcall->call_ == simix::Simcall::COMM_WAITANY) {
comms = simcall_comm_waitany__get__comms(simcall);
count = simcall_comm_waitany__get__count(simcall);
} else {
- /* simcall->call_ == SIMCALL_COMM_TESTANY */
+ /* simcall->call_ == simix::Simcall::COMM_TESTANY */
comms = simcall_comm_testany__get__comms(simcall);
count = simcall_comm_testany__get__count(simcall);
}
if (src_actor_)
src_actor_->activities_.remove(this);
} else {
- dst_actor_->activities_.remove(this);
- src_actor_->activities_.remove(this);
+ if (dst_actor_ != nullptr)
+ dst_actor_->activities_.remove(this);
+ if (src_actor_ != nullptr)
+ src_actor_->activities_.remove(this);
}
}
}