-/* Copyright (c) 2019-2022. The SimGrid Team. All rights reserved. */
+/* Copyright (c) 2019-2023. 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/actor/SynchroObserver.hpp"
#include "simgrid/s4u/Host.hpp"
+#include "src/kernel/activity/BarrierImpl.hpp"
#include "src/kernel/activity/MutexImpl.hpp"
+#include "src/kernel/activity/SemaphoreImpl.hpp"
#include "src/kernel/actor/ActorImpl.hpp"
#include "src/mc/mc_config.hpp"
XBT_LOG_NEW_DEFAULT_SUBCATEGORY(obs_mutex, mc_observer, "Logging specific to mutex simcalls observation");
-namespace simgrid {
-namespace kernel {
-namespace actor {
+namespace simgrid::kernel::actor {
MutexObserver::MutexObserver(ActorImpl* actor, mc::Transition::Type type, activity::MutexImpl* mutex)
: SimcallObserver(actor), type_(type), mutex_(mutex)
const auto* owner = get_mutex()->get_owner();
stream << (short)type_ << ' ' << get_mutex()->get_id() << ' ' << (owner != nullptr ? owner->get_pid() : -1);
}
+std::string MutexObserver::to_string() const
+{
+ return std::string(mc::Transition::to_c_str(type_)) + "(mutex_id:" + std::to_string(get_mutex()->get_id()) +
+ " owner:" +
+ (get_mutex()->get_owner() == nullptr ? "none" : std::to_string(get_mutex()->get_owner()->get_pid())) + ")";
+}
bool MutexObserver::is_enabled()
{
return type_ != mc::Transition::Type::MUTEX_WAIT || mutex_->get_owner() == get_issuer();
}
-} // namespace actor
-} // namespace kernel
-} // namespace simgrid
+SemaphoreObserver::SemaphoreObserver(ActorImpl* actor, mc::Transition::Type type, activity::SemaphoreImpl* sem)
+ : SimcallObserver(actor), type_(type), sem_(sem)
+{
+ xbt_assert(sem_);
+}
+
+void SemaphoreObserver::serialize(std::stringstream& stream) const
+{
+ stream << (short)type_ << ' ' << get_sem()->get_id() << ' ' << false /* Granted is ignored for LOCK/UNLOCK */ << ' '
+ << get_sem()->get_capacity();
+}
+std::string SemaphoreObserver::to_string() const
+{
+ return std::string(mc::Transition::to_c_str(type_)) + "(sem_id:" + std::to_string(get_sem()->get_id()) + ")";
+}
+
+SemaphoreAcquisitionObserver::SemaphoreAcquisitionObserver(ActorImpl* actor, mc::Transition::Type type,
+ activity::SemAcquisitionImpl* acqui, double timeout)
+ : ResultingSimcall(actor, false), type_(type), acquisition_(acqui), timeout_(timeout)
+{
+}
+bool SemaphoreAcquisitionObserver::is_enabled()
+{
+ return acquisition_->granted_;
+}
+void SemaphoreAcquisitionObserver::serialize(std::stringstream& stream) const
+{
+ stream << (short)type_ << ' ' << acquisition_->semaphore_->get_id() << ' ' << acquisition_->granted_ << ' '
+ << acquisition_->semaphore_->get_capacity();
+}
+std::string SemaphoreAcquisitionObserver::to_string() const
+{
+ return std::string(mc::Transition::to_c_str(type_)) +
+ "(sem_id:" + std::to_string(acquisition_->semaphore_->get_id()) + ' ' +
+ (acquisition_->granted_ ? "granted)" : "not granted)");
+}
+
+BarrierObserver::BarrierObserver(ActorImpl* actor, mc::Transition::Type type, activity::BarrierImpl* bar)
+ : ResultingSimcall(actor, false), type_(type), barrier_(bar), timeout_(-1)
+{
+ xbt_assert(type_ == mc::Transition::Type::BARRIER_ASYNC_LOCK);
+}
+BarrierObserver::BarrierObserver(ActorImpl* actor, mc::Transition::Type type, activity::BarrierAcquisitionImpl* acqui,
+ double timeout)
+ : ResultingSimcall(actor, false), type_(type), acquisition_(acqui), timeout_(timeout)
+{
+ xbt_assert(type_ == mc::Transition::Type::BARRIER_WAIT);
+}
+void BarrierObserver::serialize(std::stringstream& stream) const
+{
+ xbt_assert(barrier_ != nullptr || (acquisition_ != nullptr && acquisition_->barrier_ != nullptr));
+ stream << (short)type_ << ' ' << (barrier_ != nullptr ? barrier_->get_id() : acquisition_->barrier_->get_id());
+}
+std::string BarrierObserver::to_string() const
+{
+ return std::string(mc::Transition::to_c_str(type_)) +
+ "(barrier_id:" + std::to_string(barrier_ != nullptr ? barrier_->get_id() : acquisition_->barrier_->get_id()) +
+ ")";
+}
+bool BarrierObserver::is_enabled()
+{
+ return type_ == mc::Transition::Type::BARRIER_ASYNC_LOCK ||
+ (type_ == mc::Transition::Type::BARRIER_WAIT && acquisition_ != nullptr && acquisition_->granted_);
+}
+
+bool ConditionVariableObserver::is_enabled()
+{
+ if (static bool warned = false; not warned) {
+ XBT_INFO("Using condition variables in model-checked code is still experimental. Use at your own risk");
+ warned = true;
+ }
+ return true;
+}
+void ConditionVariableObserver::serialize(std::stringstream& stream) const
+{
+ THROW_UNIMPLEMENTED;
+}
+std::string ConditionVariableObserver::to_string() const
+{
+ return "ConditionWait(cond_id:" + ptr_to_id<activity::ConditionVariableImpl const>(get_cond()) +
+ " mutex_id:" + std::to_string(get_mutex()->get_id()) + ")";
+}
+
+} // namespace simgrid::kernel::actor