-/* Copyright (c) 2019-2021. The SimGrid Team. All rights reserved. */
+/* Copyright (c) 2019-2022. 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. */
#define SIMGRID_MC_SIMCALL_OBSERVER_HPP
#include "simgrid/forward.h"
+#include "xbt/asserts.h"
#include <string>
{ /* Nothing to do by default */
}
- /** Some simcalls may only be observable under some circumstances.
+ /** We need to save the observer of simcalls as they get executed to later compute their dependencies in classical
+ * DPOR */
+ virtual SimcallObserver* clone() = 0;
+
+ /** Computes the dependency relation */
+ virtual bool depends(SimcallObserver* other);
+
+ /** Some simcalls may only be observable under some conditions.
* Most simcalls are not visible from the MC because they don't have an observer at all. */
virtual bool is_visible() const { return true; }
virtual std::string to_string(int times_considered) const = 0;
- virtual std::string dot_label() const = 0;
+ virtual std::string dot_label(int times_considered) const = 0;
};
template <class T> class ResultingSimcall : public SimcallObserver {
T result_;
public:
- ResultingSimcall(smx_actor_t actor, T default_result) : SimcallObserver(actor), result_(default_result) {}
+ ResultingSimcall(ActorImpl* actor, T default_result) : SimcallObserver(actor), result_(default_result) {}
void set_result(T res) { result_ = res; }
T get_result() const { return result_; }
};
int next_value_ = 0;
public:
- RandomSimcall(smx_actor_t actor, int min, int max) : SimcallObserver(actor), min_(min), max_(max) {}
+ RandomSimcall(ActorImpl* actor, int min, int max) : SimcallObserver(actor), min_(min), max_(max)
+ {
+ xbt_assert(min < max);
+ }
+ SimcallObserver* clone() override
+ {
+ auto res = new RandomSimcall(get_issuer(), min_, max_);
+ res->next_value_ = next_value_;
+ return res;
+ }
int get_max_consider() const override;
void prepare(int times_considered) override;
std::string to_string(int times_considered) const override;
- std::string dot_label() const override;
+ std::string dot_label(int times_considered) const override;
int get_value() const { return next_value_; }
+ bool depends(SimcallObserver* other) override;
};
-class MutexUnlockSimcall : public SimcallObserver {
- using SimcallObserver::SimcallObserver;
+class MutexSimcall : public SimcallObserver {
+ activity::MutexImpl* const mutex_;
public:
+ MutexSimcall(ActorImpl* actor, activity::MutexImpl* mutex) : SimcallObserver(actor), mutex_(mutex) {}
+ activity::MutexImpl* get_mutex() const { return mutex_; }
+ bool depends(SimcallObserver* other) override;
+};
+
+class MutexUnlockSimcall : public MutexSimcall {
+ using MutexSimcall::MutexSimcall;
+
+public:
+ SimcallObserver* clone() override { return new MutexUnlockSimcall(get_issuer(), get_mutex()); }
std::string to_string(int times_considered) const override;
- std::string dot_label() const override;
+ std::string dot_label(int times_considered) const override;
};
-class MutexLockSimcall : public SimcallObserver {
- activity::MutexImpl* const mutex_;
+class MutexLockSimcall : public MutexSimcall {
const bool blocking_;
public:
- MutexLockSimcall(smx_actor_t actor, activity::MutexImpl* mutex, bool blocking = true)
- : SimcallObserver(actor), mutex_(mutex), blocking_(blocking)
+ MutexLockSimcall(ActorImpl* actor, activity::MutexImpl* mutex, bool blocking = true)
+ : MutexSimcall(actor, mutex), blocking_(blocking)
{
}
+ SimcallObserver* clone() override { return new MutexLockSimcall(get_issuer(), get_mutex(), blocking_); }
bool is_enabled() const override;
std::string to_string(int times_considered) const override;
- std::string dot_label() const override;
- activity::MutexImpl* get_mutex() const { return mutex_; }
+ std::string dot_label(int times_considered) const override;
};
class ConditionWaitSimcall : public ResultingSimcall<bool> {
const double timeout_;
public:
- ConditionWaitSimcall(smx_actor_t actor, activity::ConditionVariableImpl* cond, activity::MutexImpl* mutex,
+ ConditionWaitSimcall(ActorImpl* actor, activity::ConditionVariableImpl* cond, activity::MutexImpl* mutex,
double timeout = -1.0)
: ResultingSimcall(actor, false), cond_(cond), mutex_(mutex), timeout_(timeout)
{
}
+ SimcallObserver* clone() override { return new ConditionWaitSimcall(get_issuer(), cond_, mutex_, timeout_); }
bool is_enabled() const override;
bool is_visible() const override { return false; }
std::string to_string(int times_considered) const override;
- std::string dot_label() const override;
+ std::string dot_label(int times_considered) const override;
activity::ConditionVariableImpl* get_cond() const { return cond_; }
activity::MutexImpl* get_mutex() const { return mutex_; }
double get_timeout() const { return timeout_; }
const double timeout_;
public:
- SemAcquireSimcall(smx_actor_t actor, activity::SemaphoreImpl* sem, double timeout = -1.0)
+ SemAcquireSimcall(ActorImpl* actor, activity::SemaphoreImpl* sem, double timeout = -1.0)
: ResultingSimcall(actor, false), sem_(sem), timeout_(timeout)
{
}
+ SimcallObserver* clone() override { return new SemAcquireSimcall(get_issuer(), sem_, timeout_); }
bool is_enabled() const override;
bool is_visible() const override { return false; }
std::string to_string(int times_considered) const override;
- std::string dot_label() const override;
+ std::string dot_label(int times_considered) const override;
activity::SemaphoreImpl* get_sem() const { return sem_; }
double get_timeout() const { return timeout_; }
};
-class ExecutionWaitanySimcall : public ResultingSimcall<int> {
- const std::vector<activity::ExecImpl*>& execs_;
+class ActivityTestSimcall : public ResultingSimcall<bool> {
+ activity::ActivityImpl* const activity_;
+
+public:
+ ActivityTestSimcall(ActorImpl* actor, activity::ActivityImpl* activity)
+ : ResultingSimcall(actor, true), activity_(activity)
+ {
+ }
+ SimcallObserver* clone() override { return new ActivityTestSimcall(get_issuer(), activity_); }
+ bool is_visible() const override { return true; }
+ bool depends(SimcallObserver* other) override;
+ std::string to_string(int times_considered) const override;
+ std::string dot_label(int times_considered) const override;
+ activity::ActivityImpl* get_activity() const { return activity_; }
+};
+
+class ActivityTestanySimcall : public ResultingSimcall<ssize_t> {
+ const std::vector<activity::ActivityImpl*>& activities_;
+ int next_value_ = 0;
+
+public:
+ ActivityTestanySimcall(ActorImpl* actor, const std::vector<activity::ActivityImpl*>& activities)
+ : ResultingSimcall(actor, -1), activities_(activities)
+ {
+ }
+ SimcallObserver* clone() override { return new ActivityTestanySimcall(get_issuer(), activities_); }
+ bool is_visible() const override { return true; }
+ int get_max_consider() const override;
+ void prepare(int times_considered) override;
+ std::string to_string(int times_considered) const override;
+ std::string dot_label(int times_considered) const override;
+ const std::vector<activity::ActivityImpl*>& get_activities() const { return activities_; }
+ int get_value() const { return next_value_; }
+};
+
+class ActivityWaitSimcall : public ResultingSimcall<bool> {
+ activity::ActivityImpl* activity_;
const double timeout_;
public:
- ExecutionWaitanySimcall(smx_actor_t actor, const std::vector<activity::ExecImpl*>& execs, double timeout)
- : ResultingSimcall(actor, -1), execs_(execs), timeout_(timeout)
+ ActivityWaitSimcall(ActorImpl* actor, activity::ActivityImpl* activity, double timeout)
+ : ResultingSimcall(actor, false), activity_(activity), timeout_(timeout)
{
}
- bool is_visible() const override { return false; }
+ SimcallObserver* clone() override { return new ActivityWaitSimcall(get_issuer(), activity_, timeout_); }
+ bool is_visible() const override { return true; }
+ bool is_enabled() const override;
+ bool depends(SimcallObserver* other) override;
+ std::string to_string(int times_considered) const override;
+ std::string dot_label(int times_considered) const override;
+ activity::ActivityImpl* get_activity() const { return activity_; }
+ void set_activity(activity::ActivityImpl* activity) { activity_ = activity; }
+ double get_timeout() const { return timeout_; }
+};
+
+class ActivityWaitanySimcall : public ResultingSimcall<ssize_t> {
+ const std::vector<activity::ActivityImpl*>& activities_;
+ const double timeout_;
+ int next_value_ = 0;
+
+public:
+ ActivityWaitanySimcall(ActorImpl* actor, const std::vector<activity::ActivityImpl*>& activities, double timeout)
+ : ResultingSimcall(actor, -1), activities_(activities), timeout_(timeout)
+ {
+ }
+ SimcallObserver* clone() override { return new ActivityWaitanySimcall(get_issuer(), activities_, timeout_); }
+ bool is_enabled() const override;
+ bool is_visible() const override { return true; }
+ void prepare(int times_considered) override;
+ int get_max_consider() const override;
std::string to_string(int times_considered) const override;
- std::string dot_label() const override;
- const std::vector<activity::ExecImpl*>& get_execs() const { return execs_; }
+ std::string dot_label(int times_considered) const override;
+ const std::vector<activity::ActivityImpl*>& get_activities() const { return activities_; }
double get_timeout() const { return timeout_; }
+ int get_value() const { return next_value_; }
};
+
} // namespace actor
} // namespace kernel
} // namespace simgrid
