XBT_LOG_NEW_DEFAULT_SUBCATEGORY(simix_network, simix, "SIMIX network-related synchronization");
XBT_PRIVATE void simcall_HANDLER_comm_send(smx_simcall_t simcall, smx_actor_t src, smx_mailbox_t mbox, double task_size,
- double rate, void* src_buff, size_t src_buff_size,
+ double rate, unsigned char* src_buff, size_t src_buff_size,
int (*match_fun)(void*, void*, simgrid::kernel::activity::CommImpl*),
void (*copy_data_fun)(simgrid::kernel::activity::CommImpl*, void*, size_t),
void* data, double timeout)
}
XBT_PRIVATE smx_activity_t simcall_HANDLER_comm_isend(
- smx_simcall_t /*simcall*/, smx_actor_t src_proc, smx_mailbox_t mbox, double task_size, double rate, void* src_buff,
- size_t src_buff_size, int (*match_fun)(void*, void*, simgrid::kernel::activity::CommImpl*),
+ smx_simcall_t /*simcall*/, smx_actor_t src_proc, smx_mailbox_t mbox, double task_size, double rate,
+ unsigned char* src_buff, size_t src_buff_size, int (*match_fun)(void*, void*, simgrid::kernel::activity::CommImpl*),
void (*clean_fun)(void*), // used to free the synchro in case of problem after a detached send
void (*copy_data_fun)(simgrid::kernel::activity::CommImpl*, void*, size_t), // used to copy data if not default one
- void* data, int detached)
+ void* data, bool detached)
{
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::CommImpl::Type::SEND));
+ simgrid::kernel::activity::CommImplPtr this_comm =
+ simgrid::kernel::activity::CommImplPtr(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
* ourself so that the other side also gets a chance of choosing if it wants to match with us.
XBT_DEBUG("Receive already pushed");
other_comm->state_ = SIMIX_READY;
- other_comm->type = simgrid::kernel::activity::CommImpl::Type::READY;
+ other_comm->set_type(simgrid::kernel::activity::CommImpl::Type::READY);
}
- src_proc->comms.push_back(other_comm);
if (detached) {
- other_comm->detached = true;
+ other_comm->detach();
other_comm->clean_fun = clean_fun;
} else {
other_comm->clean_fun = nullptr;
+ src_proc->comms.push_back(other_comm);
}
/* Setup the communication synchro */
other_comm->src_actor_ = src_proc;
- other_comm->task_size_ = task_size;
- other_comm->rate_ = rate;
- other_comm->src_buff_ = src_buff;
- other_comm->src_buff_size_ = src_buff_size;
other_comm->src_data_ = data;
+ (*other_comm).set_src_buff(src_buff, src_buff_size).set_size(task_size).set_rate(rate);
other_comm->match_fun = match_fun;
other_comm->copy_data_fun = copy_data_fun;
- if (MC_is_active() || MC_record_replay_is_active()) {
+ if (MC_is_active() || MC_record_replay_is_active())
other_comm->state_ = SIMIX_RUNNING;
- return (detached ? nullptr : other_comm);
- }
-
- other_comm->start();
+ else
+ other_comm->start();
return (detached ? nullptr : other_comm);
}
XBT_PRIVATE void simcall_HANDLER_comm_recv(smx_simcall_t simcall, smx_actor_t receiver, smx_mailbox_t mbox,
- void* dst_buff, size_t* dst_buff_size,
+ unsigned char* dst_buff, size_t* dst_buff_size,
int (*match_fun)(void*, void*, simgrid::kernel::activity::CommImpl*),
void (*copy_data_fun)(simgrid::kernel::activity::CommImpl*, void*, size_t),
void* data, double timeout, double rate)
}
XBT_PRIVATE smx_activity_t simcall_HANDLER_comm_irecv(
- smx_simcall_t /*simcall*/, smx_actor_t receiver, smx_mailbox_t mbox, void* dst_buff, size_t* dst_buff_size,
+ smx_simcall_t /*simcall*/, smx_actor_t receiver, smx_mailbox_t mbox, unsigned char* dst_buff, size_t* dst_buff_size,
simix_match_func_t match_fun, 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::CommImpl::Type::RECEIVE));
+ simgrid::kernel::activity::CommImplPtr this_synchro =
+ simgrid::kernel::activity::CommImplPtr(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());
simgrid::kernel::activity::CommImplPtr other_comm;
other_comm = std::move(this_synchro);
mbox->push(other_comm);
} else {
- if (other_comm->surf_action_ && other_comm->remains() < 1e-12) {
+ if (other_comm->surf_action_ && other_comm->get_remaining() < 1e-12) {
XBT_DEBUG("comm %p has been already sent, and is finished, destroy it", other_comm.get());
other_comm->state_ = SIMIX_DONE;
- other_comm->type = simgrid::kernel::activity::CommImpl::Type::DONE;
- other_comm->mbox = nullptr;
+ other_comm->set_type(simgrid::kernel::activity::CommImpl::Type::DONE).set_mailbox(nullptr);
}
}
} else {
XBT_DEBUG("Match my %p with the existing %p", this_synchro.get(), other_comm.get());
other_comm->state_ = SIMIX_READY;
- other_comm->type = simgrid::kernel::activity::CommImpl::Type::READY;
+ other_comm->set_type(simgrid::kernel::activity::CommImpl::Type::READY);
}
receiver->comms.push_back(other_comm);
}
/* Setup communication synchro */
other_comm->dst_actor_ = receiver;
- other_comm->dst_buff_ = dst_buff;
- other_comm->dst_buff_size_ = dst_buff_size;
other_comm->dst_data_ = data;
+ other_comm->set_dst_buff(dst_buff, dst_buff_size);
- if (rate > -1.0 && (other_comm->rate_ < 0.0 || rate < other_comm->rate_))
- other_comm->rate_ = rate;
+ if (rate > -1.0 && (other_comm->get_rate() < 0.0 || rate < other_comm->get_rate()))
+ other_comm->set_rate(rate);
other_comm->match_fun = match_fun;
other_comm->copy_data_fun = copy_data_fun;
/* Associate this simcall to the wait synchro */
XBT_DEBUG("simcall_HANDLER_comm_wait, %p", comm);
- comm->simcalls_.push_back(simcall);
- simcall->issuer->waiting_synchro = comm;
+ comm->register_simcall(simcall);
if (MC_is_active() || MC_record_replay_is_active()) {
int idx = SIMCALL_GET_MC_VALUE(simcall);
comm->finish();
} else { /* we need a sleep action (even when there is no timeout) to be notified of host failures */
simgrid::kernel::resource::Action* sleep = simcall->issuer->get_host()->pimpl_cpu->sleep(timeout);
- sleep->set_data(comm);
+ sleep->set_activity(comm);
if (simcall->issuer == comm->src_actor_)
comm->src_timeout_ = sleep;
void simcall_HANDLER_comm_test(smx_simcall_t simcall, simgrid::kernel::activity::CommImpl* comm)
{
- int res;
+ bool res;
if (MC_is_active() || MC_record_replay_is_active()) {
res = comm->src_actor_ && comm->dst_actor_;
}
for (std::size_t i = 0; i != count; ++i) {
- simgrid::kernel::activity::ActivityImplPtr comm = comms[i];
+ simgrid::kernel::activity::CommImpl* comm = comms[i];
if (comm->state_ != SIMIX_WAITING && comm->state_ != SIMIX_RUNNING) {
simcall_comm_testany__set__result(simcall, i);
comm->simcalls_.push_back(simcall);
{
XBT_DEBUG("Copy the data over");
memcpy(comm->dst_buff_, buff, buff_size);
- if (comm->detached) { // if this is a detached send, the source buffer was duplicated by SMPI sender to make the
- // original buffer available to the application ASAP
+ if (comm->detached()) { // if this is a detached send, the source buffer was duplicated by SMPI sender to make the
+ // original buffer available to the application ASAP
xbt_free(buff);
comm->src_buff_ = nullptr;
}
namespace kernel {
namespace activity {
-CommImpl::CommImpl(CommImpl::Type type) : type(type)
+CommImpl& CommImpl::set_type(CommImpl::Type type)
+{
+ type_ = type;
+ return *this;
+}
+
+CommImpl& CommImpl::set_size(double size)
+{
+ size_ = size;
+ return *this;
+}
+
+CommImpl& CommImpl::set_rate(double rate)
+{
+ rate_ = rate;
+ return *this;
+}
+CommImpl& CommImpl::set_mailbox(MailboxImpl* mbox)
+{
+ mbox_ = mbox;
+ return *this;
+}
+
+CommImpl& CommImpl::set_src_buff(unsigned char* buff, size_t size)
+{
+ src_buff_ = buff;
+ src_buff_size_ = size;
+ return *this;
+}
+
+CommImpl& CommImpl::set_dst_buff(unsigned char* buff, size_t* size)
+{
+ dst_buff_ = buff;
+ dst_buff_size_ = size;
+ return *this;
+}
+
+CommImpl& CommImpl::detach()
{
- state_ = SIMIX_WAITING;
- src_data_ = nullptr;
- dst_data_ = nullptr;
- XBT_DEBUG("Create comm activity %p", this);
+ detached_ = true;
+ return *this;
}
CommImpl::~CommImpl()
{
- XBT_DEBUG("Really free communication %p", this);
+ XBT_DEBUG("Really free communication %p in state %d (detached = %d)", this, static_cast<int>(state_), detached_);
cleanupSurf();
- if (detached && state_ != SIMIX_DONE) {
+ if (detached_ && state_ != SIMIX_DONE) {
/* the communication has failed and was detached:
* we have to free the buffer */
if (clean_fun)
clean_fun(src_buff_);
src_buff_ = nullptr;
+ } else if (mbox_) {
+ mbox_->remove(this);
}
-
- if (mbox)
- mbox->remove(this);
}
/** @brief Starts the simulation of a communication synchro. */
-void CommImpl::start()
+CommImpl* CommImpl::start()
{
/* If both the sender and the receiver are already there, start the communication */
if (state_ == SIMIX_READY) {
s4u::Host* sender = src_actor_->get_host();
s4u::Host* receiver = dst_actor_->get_host();
- surf_action_ = surf_network_model->communicate(sender, receiver, task_size_, rate_);
- surf_action_->set_data(this);
+ surf_action_ = surf_network_model->communicate(sender, receiver, size_, rate_);
+ surf_action_->set_activity(this);
+ surf_action_->set_category(get_tracing_category());
state_ = SIMIX_RUNNING;
XBT_DEBUG("Starting communication %p from '%s' to '%s' (surf_action: %p)", this, sender->get_cname(),
XBT_DEBUG("Communication from '%s' to '%s' failed to start because of a link failure", sender->get_cname(),
receiver->get_cname());
state_ = SIMIX_LINK_FAILURE;
- cleanupSurf();
+ post();
} else if (src_actor_->is_suspended() || dst_actor_->is_suspended()) {
/* If any of the process is suspended, create the synchro but stop its execution,
surf_action_->suspend();
}
}
+
+ return this;
}
/** @brief Copy the communication data from the sender's buffer to the receiver's one */
{
size_t buff_size = src_buff_size_;
/* If there is no data to copy then return */
- if (not src_buff_ || not dst_buff_ || copied)
+ if (not src_buff_ || not dst_buff_ || copied_)
return;
XBT_DEBUG("Copying comm %p data from %s (%p) -> %s (%p) (%zu bytes)", this,
/* Set the copied flag so we copy data only once */
/* (this function might be called from both communication ends) */
- copied = true;
+ copied_ = true;
}
void CommImpl::suspend()
{
/* if the synchro is a waiting state means that it is still in a mbox so remove from it and delete it */
if (state_ == SIMIX_WAITING) {
- mbox->remove(this);
- state_ = SIMIX_CANCELED;
+ if (not detached_) {
+ mbox_->remove(this);
+ state_ = SIMIX_CANCELED;
+ }
} else if (not MC_is_active() /* when running the MC there are no surf actions */
&& not MC_record_replay_is_active() && (state_ == SIMIX_READY || state_ == SIMIX_RUNNING)) {
surf_action_->cancel();
}
}
-/** @brief get the amount remaining from the communication */
-double CommImpl::remains()
-{
- return surf_action_->get_remains();
-}
-
/** @brief This is part of the cleanup process, probably an internal command */
void CommImpl::cleanupSurf()
{
- if (surf_action_) {
- surf_action_->unref();
- surf_action_ = nullptr;
- }
+ clean_action();
if (src_timeout_) {
src_timeout_->unref();
state_ = SIMIX_DONE;
XBT_DEBUG("SIMIX_post_comm: comm %p, state %d, src_proc %p, dst_proc %p, detached: %d", this, (int)state_,
- src_actor_.get(), dst_actor_.get(), detached);
+ src_actor_.get(), dst_actor_.get(), detached_);
/* destroy the surf actions associated with the Simix communication */
cleanupSurf();
}
/* If the synchro is still in a rendez-vous point then remove from it */
- if (mbox)
- mbox->remove(this);
+ if (mbox_)
+ mbox_->remove(this);
XBT_DEBUG("CommImpl::finish(): synchro state = %d", static_cast<int>(state_));
if (not simcall->issuer->get_host()->is_on()) {
simcall->issuer->context_->iwannadie = true;
- simcall->issuer->exception_ =
- std::make_exception_ptr(simgrid::HostFailureException(XBT_THROW_POINT, "Host failed"));
} else {
switch (state_) {
case SIMIX_SRC_TIMEOUT:
simcall->issuer->exception_ = std::make_exception_ptr(
- simgrid::TimeoutError(XBT_THROW_POINT, "Communication timeouted because of the sender"));
+ simgrid::TimeoutException(XBT_THROW_POINT, "Communication timeouted because of the sender"));
break;
case SIMIX_DST_TIMEOUT:
simcall->issuer->exception_ = std::make_exception_ptr(
- simgrid::TimeoutError(XBT_THROW_POINT, "Communication timeouted because of the receiver"));
+ simgrid::TimeoutException(XBT_THROW_POINT, "Communication timeouted because of the receiver"));
break;
case SIMIX_SRC_HOST_FAILURE:
"detached:%d",
this, src_actor_ ? src_actor_->get_host()->get_cname() : nullptr,
dst_actor_ ? dst_actor_->get_host()->get_cname() : nullptr, simcall->issuer->get_cname(),
- simcall->issuer, detached);
+ simcall->issuer, detached_);
if (src_actor_ == simcall->issuer) {
XBT_DEBUG("I'm source");
} else if (dst_actor_ == simcall->issuer) {
// In order to modify the exception we have to rethrow it:
try {
std::rethrow_exception(simcall->issuer->exception_);
- } catch (simgrid::TimeoutError& e) {
- e.value = rank;
- simcall->issuer->exception_ = std::make_exception_ptr(e);
- } catch (simgrid::NetworkFailureException& e) {
- e.value = rank;
- simcall->issuer->exception_ = std::make_exception_ptr(e);
- } catch (simgrid::CancelException& e) {
- e.value = rank;
- simcall->issuer->exception_ = std::make_exception_ptr(e);
+ } catch (simgrid::Exception& e) {
+ e.value = rank;
}
}
simcall->issuer->waiting_synchro = nullptr;
simcall->issuer->comms.remove(this);
- if (detached) {
+ if (detached_) {
if (simcall->issuer == src_actor_) {
if (dst_actor_)
dst_actor_->comms.remove(this);