namespace simgrid {
namespace s4u {
+Comm::~Comm()
+{
+ if (state_ == started && not detached_ && (pimpl_ == nullptr || pimpl_->state == SIMIX_RUNNING)) {
+ XBT_INFO("Comm %p freed before its completion. Detached: %d, State: %d", this, detached_, state_);
+ if (pimpl_ != nullptr)
+ XBT_INFO("pimpl_->state: %d", pimpl_->state);
+ else
+ XBT_INFO("pimpl_ is null");
+ xbt_backtrace_display_current();
+ }
+ if (pimpl_)
+ SIMIX_comm_unref(pimpl_);
+}
-s4u::Comm &Comm::send_init(s4u::MailboxPtr chan) {
- s4u::Comm *res = new s4u::Comm();
+s4u::CommPtr Comm::send_init(s4u::MailboxPtr chan)
+{
+ CommPtr res = CommPtr(new s4u::Comm());
res->sender_ = SIMIX_process_self();
res->mailbox_ = chan;
- return *res;
+ return res;
}
-s4u::Comm &Comm::recv_init(s4u::MailboxPtr chan) {
- s4u::Comm *res = new s4u::Comm();
+s4u::CommPtr Comm::recv_init(s4u::MailboxPtr chan)
+{
+ CommPtr res = CommPtr(new s4u::Comm());
res->receiver_ = SIMIX_process_self();
res->mailbox_ = chan;
- return *res;
+ return res;
}
void Comm::setRate(double rate) {
if (state_ == started)
simcall_comm_wait(pimpl_, -1/*timeout*/);
- else {// p_state == inited. Save a simcall and do directly a blocking send/recv
+ else { // state_ == inited. Save a simcall and do directly a blocking send/recv
if (srcBuff_ != nullptr) {
simcall_comm_send(sender_, mailbox_->getImpl(), remains_, rate_,
srcBuff_, srcBuffSize_,
}
}
state_ = finished;
- delete this;
}
void Comm::wait(double timeout) {
xbt_assert(state_ == started || state_ == inited);
userData_, timeout, rate_);
}
state_ = finished;
- delete this;
}
-s4u::Comm &Comm::send_async(MailboxPtr dest, void *data, int simulatedSize) {
- s4u::Comm &res = s4u::Comm::send_init(dest);
- res.setRemains(simulatedSize);
- res.srcBuff_ = data;
- res.srcBuffSize_ = sizeof(void*);
- res.start();
+void Comm::send_detached(MailboxPtr dest, void* data, int simulatedSize)
+{
+ s4u::CommPtr res = CommPtr(s4u::Comm::send_init(dest));
+ res->setRemains(simulatedSize);
+ res->srcBuff_ = data;
+ res->srcBuffSize_ = sizeof(void*);
+ res->detached_ = true;
+ res->start();
+}
+s4u::CommPtr Comm::send_async(MailboxPtr dest, void* data, int simulatedSize)
+{
+ s4u::CommPtr res = CommPtr(s4u::Comm::send_init(dest));
+ res->setRemains(simulatedSize);
+ res->srcBuff_ = data;
+ res->srcBuffSize_ = sizeof(void*);
+ res->start();
return res;
}
-s4u::Comm &Comm::recv_async(MailboxPtr dest, void **data) {
- s4u::Comm &res = s4u::Comm::recv_init(dest);
- res.setDstData(data, sizeof(*data));
- res.start();
+s4u::CommPtr Comm::recv_async(MailboxPtr dest, void** data)
+{
+ s4u::CommPtr res = CommPtr(s4u::Comm::recv_init(dest));
+ res->setDstData(data, sizeof(*data));
+ res->start();
return res;
}
+void Comm::cancel()
+{
+ simgrid::kernel::activity::CommImpl* commPimpl = static_cast<simgrid::kernel::activity::CommImpl*>(pimpl_);
+ commPimpl->cancel();
+}
bool Comm::test() {
xbt_assert(state_ == inited || state_ == started || state_ == finished);
if(simcall_comm_test(pimpl_)){
state_ = finished;
- delete this;
return true;
}
return false;
}
+void intrusive_ptr_release(simgrid::s4u::Comm* c)
+{
+ if (c->refcount_.fetch_sub(1, std::memory_order_release) == 1) {
+ std::atomic_thread_fence(std::memory_order_acquire);
+ delete c;
+ }
+}
+void intrusive_ptr_add_ref(simgrid::s4u::Comm* c)
+{
+ c->refcount_.fetch_add(1, std::memory_order_relaxed);
}
}
+} // namespaces