1 /* Copyright (c) 2015-2022. 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/Transition.hpp"
7 #include "xbt/asserts.h"
8 #include "xbt/string.hpp"
9 #include <simgrid/config.h>
12 #include "src/mc/ModelChecker.hpp"
13 #include "src/mc/transition/TransitionAny.hpp"
14 #include "src/mc/transition/TransitionComm.hpp"
15 #include "src/mc/transition/TransitionRandom.hpp"
16 #include "src/mc/transition/TransitionSynchro.hpp"
21 XBT_LOG_NEW_DEFAULT_SUBCATEGORY(mc_transition, mc, "Logging specific to MC transitions");
25 unsigned long Transition::executed_transitions_ = 0;
26 unsigned long Transition::replayed_transitions_ = 0;
28 // Do not move this to the header, to ensure that we have a vtable for Transition
29 Transition::~Transition() = default;
31 std::string Transition::to_string(bool) const
35 std::string Transition::dot_string() const
37 static constexpr std::array<const char*, 13> colors{{"blue", "red", "green3", "goldenrod", "brown", "purple",
38 "magenta", "turquoise4", "gray25", "forestgreen", "hotpink",
40 const char* color = colors[(aid_ - 1) % colors.size()];
42 return xbt::string_printf("label = \"[(%ld)] %s\", color = %s, fontcolor = %s", aid_, Transition::to_c_str(type_),
45 void Transition::replay() const
47 replayed_transitions_++;
50 mc_model_checker->handle_simcall(aid_, times_considered_, false);
51 mc_model_checker->wait_for_requests();
55 Transition* deserialize_transition(aid_t issuer, int times_considered, std::stringstream& stream)
59 xbt_assert(stream >> type);
60 xbt_assert(type >= 0 && type <= static_cast<short>(Transition::Type::UNKNOWN), "Invalid transition type %d received",
63 auto simcall = static_cast<Transition::Type>(type);
66 case Transition::Type::BARRIER_LOCK:
67 case Transition::Type::BARRIER_WAIT:
68 return new BarrierTransition(issuer, times_considered, simcall, stream);
70 case Transition::Type::COMM_RECV:
71 return new CommRecvTransition(issuer, times_considered, stream);
72 case Transition::Type::COMM_SEND:
73 return new CommSendTransition(issuer, times_considered, stream);
74 case Transition::Type::COMM_TEST:
75 return new CommTestTransition(issuer, times_considered, stream);
76 case Transition::Type::COMM_WAIT:
77 return new CommWaitTransition(issuer, times_considered, stream);
79 case Transition::Type::TESTANY:
80 return new TestAnyTransition(issuer, times_considered, stream);
81 case Transition::Type::WAITANY:
82 return new WaitAnyTransition(issuer, times_considered, stream);
84 case Transition::Type::RANDOM:
85 return new RandomTransition(issuer, times_considered, stream);
87 case Transition::Type::MUTEX_TRYLOCK:
88 case Transition::Type::MUTEX_LOCK:
89 case Transition::Type::MUTEX_TEST:
90 case Transition::Type::MUTEX_WAIT:
91 case Transition::Type::MUTEX_UNLOCK:
92 return new MutexTransition(issuer, times_considered, simcall, stream);
94 case Transition::Type::SEM_LOCK:
95 case Transition::Type::SEM_UNLOCK:
96 case Transition::Type::SEM_WAIT:
97 return new SemaphoreTransition(issuer, times_considered, simcall, stream);
99 case Transition::Type::UNKNOWN:
100 return new Transition(Transition::Type::UNKNOWN, issuer, times_considered);
102 THROW_IMPOSSIBLE; // Some compilers don't detect that each branch of the above switch has a return
104 xbt_die("Deserializing transitions is only interesting in MC mode.");
109 } // namespace simgrid