-/* Copyright (c) 2007-2019. 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. */
#include "src/kernel/activity/SynchroRaw.hpp"
+#include "simgrid/Exception.hpp"
#include "simgrid/kernel/resource/Action.hpp"
-#include "src/simix/smx_synchro_private.hpp"
+#include "src/kernel/activity/ConditionVariableImpl.hpp"
+#include "src/kernel/activity/MutexImpl.hpp"
+#include "src/kernel/activity/SemaphoreImpl.hpp"
+#include "src/kernel/context/Context.hpp"
+#include "src/surf/cpu_interface.hpp"
#include "src/surf/surf_interface.hpp"
+#include <simgrid/s4u/Host.hpp>
-XBT_LOG_EXTERNAL_DEFAULT_CATEGORY(simix_synchro);
+XBT_LOG_NEW_DEFAULT_SUBCATEGORY(simix_synchro, simix, "SIMIX Synchronization (mutex, semaphores and conditions)");
-simgrid::kernel::activity::RawImpl::~RawImpl()
+namespace simgrid {
+namespace kernel {
+namespace activity {
+
+RawImpl& RawImpl::set_host(s4u::Host* host)
+{
+ host_ = host;
+ return *this;
+}
+RawImpl& RawImpl::set_timeout(double timeout)
{
- surf_action_->unref();
+ timeout_ = timeout;
+ return *this;
}
-void simgrid::kernel::activity::RawImpl::suspend()
+
+RawImpl* RawImpl::start()
+{
+ surf_action_ = host_->pimpl_cpu->sleep(timeout_);
+ surf_action_->set_activity(this);
+ return this;
+}
+
+void RawImpl::suspend()
{
/* The suspension of raw synchros is delayed to when the process is rescheduled. */
}
-void simgrid::kernel::activity::RawImpl::resume()
+void RawImpl::resume()
{
/* I cannot resume raw synchros directly. This is delayed to when the process is rescheduled at
* the end of the synchro. */
}
-void simgrid::kernel::activity::RawImpl::post()
+
+void RawImpl::cancel()
{
- XBT_IN("(%p)",this);
- if (surf_action_->get_state() == simgrid::kernel::resource::Action::State::FAILED)
- state_ = SIMIX_FAILED;
- else if (surf_action_->get_state() == simgrid::kernel::resource::Action::State::FINISHED)
- state_ = SIMIX_SRC_TIMEOUT;
+ /* I cannot cancel raw synchros directly. */
+}
- SIMIX_synchro_finish(this);
- XBT_OUT();
+void RawImpl::post()
+{
+ if (surf_action_->get_state() == resource::Action::State::FAILED) {
+ state_ = State::FAILED;
+ } else if (surf_action_->get_state() == resource::Action::State::FINISHED) {
+ state_ = State::SRC_TIMEOUT;
+ }
+ finish();
}
+
+void RawImpl::finish()
+{
+ smx_simcall_t simcall = simcalls_.front();
+ simcalls_.pop_front();
+
+ if (state_ == State::FAILED) {
+ XBT_DEBUG("RawImpl::finish(): host '%s' failed", simcall->issuer_->get_host()->get_cname());
+ simcall->issuer_->context_->set_wannadie();
+ simcall->issuer_->exception_ = std::make_exception_ptr(HostFailureException(XBT_THROW_POINT, "Host failed"));
+ } else if (state_ != State::SRC_TIMEOUT) {
+ xbt_die("Internal error in RawImpl::finish() unexpected synchro state %d", static_cast<int>(state_));
+ }
+
+ switch (simcall->call_) {
+ case simix::Simcall::MUTEX_LOCK:
+ simcall_mutex_lock__get__mutex(simcall)->remove_sleeping_actor(*simcall->issuer_);
+ break;
+
+ case simix::Simcall::COND_WAIT:
+ simcall_cond_wait_timeout__get__cond(simcall)->remove_sleeping_actor(*simcall->issuer_);
+ break;
+
+ case simix::Simcall::COND_WAIT_TIMEOUT:
+ simcall_cond_wait_timeout__get__cond(simcall)->remove_sleeping_actor(*simcall->issuer_);
+ simcall_cond_wait_timeout__set__result(simcall, 1); // signal a timeout
+ break;
+
+ case simix::Simcall::SEM_ACQUIRE:
+ simcall_sem_acquire_timeout__get__sem(simcall)->remove_sleeping_actor(*simcall->issuer_);
+ break;
+
+ case simix::Simcall::SEM_ACQUIRE_TIMEOUT:
+ simcall_sem_acquire_timeout__get__sem(simcall)->remove_sleeping_actor(*simcall->issuer_);
+ simcall_sem_acquire_timeout__set__result(simcall, 1); // signal a timeout
+ break;
+
+ default:
+ THROW_IMPOSSIBLE;
+ }
+ simcall->issuer_->waiting_synchro_ = nullptr;
+ simcall->issuer_->simcall_answer();
+}
+
+} // namespace activity
+} // namespace kernel
+} // namespace simgrid