1 /* Copyright (c) 2015-2023. The SimGrid Team. All rights reserved. */
3 /* This program is free software; you can redistribute it and/or modify it
4 * under the terms of the license (GNU LGPL) which comes with this package. */
6 #include "src/mc/transition/TransitionActor.hpp"
7 #include "simgrid/config.h"
8 #include "xbt/asserts.h"
9 #include "xbt/string.hpp"
13 XBT_LOG_NEW_DEFAULT_SUBCATEGORY(mc_trans_actorlifecycle, mc_transition,
14 "Logging specific to MC transitions about actors' lifecycle: joining, ending");
16 namespace simgrid::mc {
18 ActorJoinTransition::ActorJoinTransition(aid_t issuer, int times_considered, std::stringstream& stream)
19 : Transition(Type::ACTOR_JOIN, issuer, times_considered)
21 xbt_assert(stream >> target_ >> timeout_);
22 XBT_DEBUG("ActorJoinTransition target:%ld, %s ", target_, (timeout_ ? "timeout" : "no-timeout"));
24 std::string ActorJoinTransition::to_string(bool verbose) const
26 return xbt::string_printf("ActorJoin(target %ld, %s)", target_, (timeout_ ? "timeout" : "no timeout"));
28 bool ActorJoinTransition::depends(const Transition* other) const
30 // Actions executed by the same actor are always dependent
31 if (other->aid_ == aid_)
34 // Joining is dependent with any transition whose
35 // actor is that of the `other` action. , Join i
36 if (other->aid_ == target_) {
40 // Actions executed by the same actor are always dependent
41 if (other->aid_ == aid_)
44 // Otherwise, joining is indep with any other transitions:
45 // - It is only enabled once the target ends, and after this point it's enabled no matter what
46 // - Other joins don't affect it, and it does not impact on the enabledness of any other transition
50 bool ActorJoinTransition::reversible_race(const Transition* other) const
53 case Type::ACTOR_JOIN:
54 // ActorJoin races with another event iff its target `T` is the same as
55 // the actor executing the other transition. Clearly, then, we could not join
56 // on that actor `T` and then run a transition by `T`, so no race is reversible
59 xbt_die("Unexpected transition type %s", to_c_str(type_));
63 ActorSleepTransition::ActorSleepTransition(aid_t issuer, int times_considered, std::stringstream& stream)
64 : Transition(Type::ACTOR_SLEEP, issuer, times_considered)
66 XBT_DEBUG("ActorSleepTransition()");
68 std::string ActorSleepTransition::to_string(bool verbose) const
70 return xbt::string_printf("ActorSleep()");
72 bool ActorSleepTransition::depends(const Transition* other) const
74 // Actions executed by the same actor are always dependent
75 if (other->aid_ == aid_)
78 // Sleeping is indep with any other transitions: always enabled, not impacted by any transition
82 bool ActorSleepTransition::reversible_race(const Transition* other) const
85 case Type::ACTOR_SLEEP:
86 return true; // Always enabled
88 xbt_die("Unexpected transition type %s", to_c_str(type_));
92 } // namespace simgrid::mc