X-Git-Url: http://info.iut-bm.univ-fcomte.fr/pub/gitweb/simgrid.git/blobdiff_plain/6ff4839dab2493fd1d56168451aaa6d5955c9f1e..9a6b1a23ce86f475df4c3dd63310c3484cebd956:/src/kernel/actor/SimcallObserver.hpp diff --git a/src/kernel/actor/SimcallObserver.hpp b/src/kernel/actor/SimcallObserver.hpp index d386a30db1..1c30486465 100644 --- a/src/kernel/actor/SimcallObserver.hpp +++ b/src/kernel/actor/SimcallObserver.hpp @@ -1,4 +1,4 @@ -/* 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. */ @@ -7,16 +7,19 @@ #define SIMGRID_MC_SIMCALL_OBSERVER_HPP #include "simgrid/forward.h" +#include "src/mc/transition/Transition.hpp" +#include "xbt/asserts.h" #include -namespace simgrid { -namespace kernel { -namespace actor { +namespace simgrid::kernel::actor { class SimcallObserver { ActorImpl* const issuer_; +protected: + ~SimcallObserver() = default; + public: explicit SimcallObserver(ActorImpl* issuer) : issuer_(issuer) {} ActorImpl* get_issuer() const { return issuer_; } @@ -25,15 +28,16 @@ public: * For example, a mutex_lock is not enabled when the mutex is not free. * A comm_receive is not enabled before the corresponding send has been issued. */ - virtual bool is_enabled() const { return true; } + virtual bool is_enabled() { return true; } /** Returns the amount of time that this transition can be used. * + * If it's 0, the transition is not enabled. * If it's 1 (as with send/wait), there is no need to fork the state space exploration on this point. * If it's more than one (as with mc_random or waitany), we need to consider this transition several times to start * differing branches */ - virtual int get_max_consider() const { return 1; } + virtual int get_max_consider() { return 1; } /** Prepares the simcall to be used. * @@ -48,113 +52,61 @@ public: { /* Nothing to do by default */ } - /** Some simcalls may only be observable under some circumstances. + /** Serialize to the given string buffer */ + virtual void serialize(std::stringstream& stream) const; + + /** 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; }; template class ResultingSimcall : public SimcallObserver { T result_; +protected: + ~ResultingSimcall() = default; + public: - ResultingSimcall(smx_actor_t actor, T default_result) : SimcallObserver(actor), result_(default_result) {} + ResultingSimcall() = default; + ResultingSimcall(ActorImpl* actor, T default_result) : SimcallObserver(actor), result_(default_result) {} void set_result(T res) { result_ = res; } T get_result() const { return result_; } }; -class RandomSimcall : public SimcallObserver { +class RandomSimcall final : public SimcallObserver { const int min_; const int max_; int next_value_ = 0; public: - RandomSimcall(smx_actor_t actor, int min, int max) : SimcallObserver(actor), min_(min), max_(max) {} - 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; - int get_value() const { return next_value_; } -}; - -class MutexUnlockSimcall : public SimcallObserver { - using SimcallObserver::SimcallObserver; - -public: - std::string to_string(int times_considered) const override; - std::string dot_label() const override; -}; - -class MutexLockSimcall : public SimcallObserver { - activity::MutexImpl* const mutex_; - const bool blocking_; - -public: - MutexLockSimcall(smx_actor_t actor, activity::MutexImpl* mutex, bool blocking = true) - : SimcallObserver(actor), mutex_(mutex), blocking_(blocking) + RandomSimcall(ActorImpl* actor, int min, int max) : SimcallObserver(actor), min_(min), max_(max) { + xbt_assert(min < max); } - 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_; } + void serialize(std::stringstream& stream) const override; + int get_max_consider() override; + void prepare(int times_considered) override; + int get_value() const { return next_value_; } }; -class ConditionWaitSimcall : public ResultingSimcall { +class ConditionWaitSimcall final : public ResultingSimcall { activity::ConditionVariableImpl* const cond_; activity::MutexImpl* const mutex_; 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) { } - bool is_enabled() const override; + bool is_enabled() override; bool is_visible() const override { return false; } - std::string to_string(int times_considered) const override; - std::string dot_label() const override; activity::ConditionVariableImpl* get_cond() const { return cond_; } activity::MutexImpl* get_mutex() const { return mutex_; } double get_timeout() const { return timeout_; } }; -class SemAcquireSimcall : public ResultingSimcall { - activity::SemaphoreImpl* const sem_; - const double timeout_; - -public: - SemAcquireSimcall(smx_actor_t actor, activity::SemaphoreImpl* sem, double timeout = -1.0) - : ResultingSimcall(actor, false), sem_(sem), timeout_(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; - activity::SemaphoreImpl* get_sem() const { return sem_; } - double get_timeout() const { return timeout_; } -}; - -class ExecutionWaitanySimcall : public ResultingSimcall { - const std::vector& execs_; - const double timeout_; - -public: - ExecutionWaitanySimcall(smx_actor_t actor, const std::vector& execs, double timeout) - : ResultingSimcall(actor, -1), execs_(execs), timeout_(timeout) - { - } - bool is_visible() const override { return false; } - std::string to_string(int times_considered) const override; - std::string dot_label() const override; - const std::vector& get_execs() const { return execs_; } - double get_timeout() const { return timeout_; } -}; -} // namespace actor -} // namespace kernel -} // namespace simgrid +} // namespace simgrid::kernel::actor #endif