#include <simgrid/s4u/Host.hpp>
#include <simgrid/sg_config.hpp>
-#define SIMIX_H_NO_DEPRECATED_WARNING // avoid deprecation warning on include (remove with XBT_ATTRIB_DEPRECATED_v332)
-#include <simgrid/simix.h>
-
#include "mc/mc.h"
#include "src/kernel/EngineImpl.hpp"
#include "src/kernel/resource/StandardLinkImpl.hpp"
#include "src/mc/mc_replay.hpp"
#include "src/smpi/include/smpi_actor.hpp"
#include "src/surf/xml/platf.hpp"
+#include "xbt/module.h"
#include "xbt/xbt_modinter.h" /* whether initialization was already done */
#include <boost/algorithm/string/predicate.hpp>
#include "src/mc/remote/AppSide.hpp"
#endif
-double NOW = 0;
-
XBT_LOG_NEW_DEFAULT_CATEGORY(ker_engine, "Logging specific to Engine (kernel)");
namespace simgrid {
namespace kernel {
+double EngineImpl::now_ = 0.0;
EngineImpl* EngineImpl::instance_ = nullptr; /* That singleton is awful too. */
config::Flag<double> cfg_breakpoint{"debug/breakpoint",
"When non-negative, raise a SIGTRAP after given (simulated) time", -1.0};
config::Flag<bool> cfg_verbose_exit{"debug/verbose-exit", "Display the actor status at exit", true};
-constexpr std::initializer_list<std::pair<const char*, context::ContextFactoryInitializer>> context_factories = {
+constexpr std::initializer_list<std::pair<const char*, context::ContextFactory* (*)()>> context_factories = {
#if HAVE_RAW_CONTEXTS
{"raw", &context::raw_factory},
#endif
#endif
/* select the context factory to use to create the contexts */
- if (context::factory_initializer != nullptr) { // Give Java a chance to hijack the factory mechanism
- instance_->set_context_factory(context::factory_initializer());
+ if (context::ContextFactory::initializer) { // Give Java a chance to hijack the factory mechanism
+ instance_->set_context_factory(context::ContextFactory::initializer());
return;
}
/* use the factory specified by --cfg=contexts/factory:value */
XBT_DEBUG("Consume all trace events occurring before the starting time.");
double next_event_date;
while ((next_event_date = profile::future_evt_set.next_date()) != -1.0) {
- if (next_event_date > NOW)
+ if (next_event_date > now_)
break;
double value = -1.0;
XBT_DEBUG("Set every models in the right state by updating them to 0.");
for (auto const& model : models_)
- model->update_actions_state(NOW, 0.0);
+ model->update_actions_state(now_, 0.0);
}
double EngineImpl::solve(double max_date) const
resource::Resource* resource = nullptr;
if (max_date != -1.0) {
- xbt_assert(max_date >= NOW, "You asked to simulate up to %f, but that's in the past already", max_date);
+ xbt_assert(max_date >= now_, "You asked to simulate up to %f, but that's in the past already", max_date);
- time_delta = max_date - NOW;
+ time_delta = max_date - now_;
}
XBT_DEBUG("Looking for next event in all models");
if (not model->next_occurring_event_is_idempotent()) {
continue;
}
- double next_event = model->next_occurring_event(NOW);
+ double next_event = model->next_occurring_event(now_);
if ((time_delta < 0.0 || next_event < time_delta) && next_event >= 0.0) {
time_delta = next_event;
}
continue;
if (next_event_date != -1.0) {
- time_delta = std::min(next_event_date - NOW, time_delta);
+ time_delta = std::min(next_event_date - now_, time_delta);
} else {
- time_delta = std::max(next_event_date - NOW, time_delta); // Get the positive component
+ time_delta = std::max(next_event_date - now_, time_delta); // Get the positive component
}
XBT_DEBUG("Run the NS3 network at most %fs", time_delta);
time_delta = model_next_action_end;
}
- if (next_event_date < 0.0 || (next_event_date > NOW + time_delta)) {
+ if (next_event_date < 0.0 || (next_event_date > now_ + time_delta)) {
// next event may have already occurred or will after the next resource change, then bail out
XBT_DEBUG("no next usable TRACE event. Stop searching for it");
break;
}
- XBT_DEBUG("Updating models (min = %g, NOW = %g, next_event_date = %g)", time_delta, NOW, next_event_date);
+ XBT_DEBUG("Updating models (min = %g, NOW = %g, next_event_date = %g)", time_delta, now_, next_event_date);
while (auto* event = profile::future_evt_set.pop_leq(next_event_date, &value, &resource)) {
if (resource->is_used() || (watched_hosts().find(resource->get_cname()) != watched_hosts().end())) {
- time_delta = next_event_date - NOW;
+ time_delta = next_event_date - now_;
XBT_DEBUG("This event invalidates the next_occurring_event() computation of models. Next event set to %f",
time_delta);
}
- // FIXME: I'm too lame to update NOW live, so I change it and restore it so that the real update with surf_min
+ // FIXME: I'm too lame to update now_ live, so I change it and restore it so that the real update with surf_min
// will work
- double round_start = NOW;
- NOW = next_event_date;
+ double round_start = now_;
+ now_ = next_event_date;
/* update state of the corresponding resource to the new value. Does not touch lmm.
It will be modified if needed when updating actions */
XBT_DEBUG("Calling update_resource_state for resource %s", resource->get_cname());
resource->apply_event(event, value);
- NOW = round_start;
+ now_ = round_start;
}
}
XBT_DEBUG("Duration set to %f", time_delta);
// Bump the time: jump into the future
- NOW = NOW + time_delta;
+ now_ += time_delta;
// Inform the models of the date change
for (auto const& model : models_)
- model->update_actions_state(NOW, time_delta);
+ model->update_actions_state(now_, time_delta);
s4u::Engine::on_time_advance(time_delta);
next_time = std::min(next_time, max_date);
}
- XBT_DEBUG("Calling solve(%g) %g", next_time, NOW);
+ XBT_DEBUG("Calling solve(%g) %g", next_time, now_);
elapsed_time = solve(next_time);
- XBT_DEBUG("Moving time ahead. NOW=%g; elapsed: %g", NOW, elapsed_time);
+ XBT_DEBUG("Moving time ahead. NOW=%g; elapsed: %g", now_, elapsed_time);
// Execute timers until there isn't anything to be done:
bool again = false;
XBT_CRITICAL("Oops! Daemon actors cannot do any blocking activity (communications, synchronization, etc) "
"once the simulation is over. Please fix your on_exit() functions.");
} else {
- XBT_CRITICAL("Oops! Deadlock or code not perfectly clean.");
+ XBT_CRITICAL("Oops! Deadlock detected, some activities are still around but will never complete. "
+ "This usually happens when the user code is not perfectly clean.");
}
display_all_actor_status();
simgrid::s4u::Engine::on_deadlock();
}
}
} while ((vetoed_activities == nullptr || vetoed_activities->empty()) &&
- ((elapsed_time > -1.0 && not double_equals(max_date, NOW, 0.00001)) || has_actors_to_run()));
+ ((elapsed_time > -1.0 && not double_equals(max_date, now_, 0.00001)) || has_actors_to_run()));
if (not actor_list_.empty() && max_date < 0 && not(vetoed_activities == nullptr || vetoed_activities->empty()))
THROW_IMPOSSIBLE;
double EngineImpl::get_clock()
{
- return NOW;
+ return now_;
}
} // namespace kernel
} // namespace simgrid
-
-void SIMIX_run() // XBT_ATTRIB_DEPRECATED_v332
-{
- simgrid::kernel::EngineImpl::get_instance()->run(-1);
-}