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"
20 XBT_LOG_NEW_DEFAULT_SUBCATEGORY(mc_transition, mc, "Logging specific to MC transitions");
24 unsigned long Transition::executed_transitions_ = 0;
25 unsigned long Transition::replayed_transitions_ = 0;
27 // Do not move this to the header, to ensure that we have a vtable for Transition
28 Transition::~Transition() = default;
30 std::string Transition::to_string(bool) const
34 std::string Transition::dot_string() const
36 static constexpr std::array<const char*, 13> colors{{"blue", "red", "green3", "goldenrod", "brown", "purple",
37 "magenta", "turquoise4", "gray25", "forestgreen", "hotpink",
39 const char* color = colors[(aid_ - 1) % colors.size()];
41 return xbt::string_printf("label = \"[(%ld)] %s\", color = %s, fontcolor = %s", aid_, Transition::to_c_str(type_),
44 void Transition::replay() const
46 replayed_transitions_++;
49 mc_model_checker->handle_simcall(aid_, times_considered_, false);
50 mc_model_checker->wait_for_requests();
54 Transition* deserialize_transition(aid_t issuer, int times_considered, std::stringstream& stream)
58 xbt_assert(stream >> type);
59 xbt_assert(type >= 0 && type <= static_cast<short>(Transition::Type::UNKNOWN), "Invalid transition type %d received",
62 auto simcall = static_cast<Transition::Type>(type);
65 case Transition::Type::COMM_RECV:
66 return new CommRecvTransition(issuer, times_considered, stream);
67 case Transition::Type::COMM_SEND:
68 return new CommSendTransition(issuer, times_considered, stream);
69 case Transition::Type::COMM_TEST:
70 return new CommTestTransition(issuer, times_considered, stream);
71 case Transition::Type::COMM_WAIT:
72 return new CommWaitTransition(issuer, times_considered, stream);
74 case Transition::Type::TESTANY:
75 return new TestAnyTransition(issuer, times_considered, stream);
76 case Transition::Type::WAITANY:
77 return new WaitAnyTransition(issuer, times_considered, stream);
79 case Transition::Type::RANDOM:
80 return new RandomTransition(issuer, times_considered, stream);
82 case Transition::Type::UNKNOWN:
83 return new Transition(Transition::Type::UNKNOWN, issuer, times_considered);
85 THROW_IMPOSSIBLE; // Some compilers don't detect that each branch of the above switch has a return
87 xbt_die("Deserializing transitions is only interesting in MC mode.");
92 } // namespace simgrid