1 /* Copyright (c) 2008-2022. 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/mc_config.hpp"
7 #include "src/mc/mc_replay.hpp"
8 #include <simgrid/sg_config.hpp>
11 #include "src/mc/mc_safety.hpp"
12 #include <string_view>
16 namespace simgrid::mc {
17 /* Configuration support */
18 simgrid::mc::ReductionMode reduction_mode = simgrid::mc::ReductionMode::unset;
19 } // namespace simgrid::mc
21 #define _sg_do_model_check 0
24 static void _mc_cfg_cb_check(const char* spec, bool more_check = true)
26 xbt_assert(_sg_cfg_init_status == 0 || _sg_do_model_check || not more_check,
27 "You are specifying a %s after the initialization (through MSG_config?), but the program was not run "
28 "under the model-checker (with simgrid-mc)). This won't work, sorry.",
32 /* Replay (this part is enabled even if MC it disabled) */
33 simgrid::config::Flag<std::string> _sg_mc_record_path{
34 "model-check/replay", "Model-check path to replay (as reported by SimGrid when a violation is reported)", "",
35 [](std::string_view value) { MC_record_path() = value; }};
37 simgrid::config::Flag<bool> _sg_mc_timeout{
38 "model-check/timeout", "Whether to enable timeouts for wait requests", false, [](bool) {
39 _mc_cfg_cb_check("value to enable/disable timeout for wait requests", not MC_record_replay_is_active());
43 int _sg_do_model_check = 0;
44 int _sg_mc_max_visited_states = 0;
46 simgrid::config::Flag<int> _sg_mc_checkpoint{
47 "model-check/checkpoint", "Specify the amount of steps between checkpoints during stateful model-checking "
48 "(default: 0 => stateless verification). If value=1, one checkpoint is saved for each "
49 "step => faster verification, but huge memory consumption; higher values are good "
50 "compromises between speed and memory consumption.",
51 0, [](int) { _mc_cfg_cb_check("checkpointing value"); }};
53 simgrid::config::Flag<std::string> _sg_mc_property_file{
54 "model-check/property", "Name of the file containing the property, as formatted by the ltl2ba program.", "",
55 [](const std::string&) { _mc_cfg_cb_check("property"); }};
57 simgrid::config::Flag<bool> _sg_mc_comms_determinism{
58 "model-check/communications-determinism",
59 "Whether to enable the detection of communication determinism",
62 _mc_cfg_cb_check("value to enable/disable the detection of determinism in the communications schemes");
65 simgrid::config::Flag<bool> _sg_mc_send_determinism{
66 "model-check/send-determinism",
67 "Enable/disable the detection of send-determinism in the communications schemes",
70 _mc_cfg_cb_check("value to enable/disable the detection of send-determinism in the communications schemes");
73 simgrid::config::Flag<bool> _sg_mc_unfolding_checker{
74 "model-check/unfolding-checker",
75 "Whether to enable the unfolding-based dynamic partial order reduction to MPI programs", false, [](bool) {
76 _mc_cfg_cb_check("value to to enable/disable the unfolding-based dynamic partial order reduction to MPI programs");
79 simgrid::config::Flag<std::string> _sg_mc_buffering{
81 "Buffering semantic to use for MPI (only used in MC)",
83 {{"zero", "No system buffering: MPI_Send is blocking"},
84 {"infty", "Infinite system buffering: MPI_Send returns immediately"}},
85 [](std::string_view) { _mc_cfg_cb_check("buffering mode"); }};
87 static simgrid::config::Flag<std::string> _sg_mc_reduce{
88 "model-check/reduction", "Specify the kind of exploration reduction (either none or DPOR)", "dpor",
89 [](std::string_view value) {
90 _mc_cfg_cb_check("reduction strategy");
93 simgrid::mc::reduction_mode = simgrid::mc::ReductionMode::none;
94 else if (value == "dpor")
95 simgrid::mc::reduction_mode = simgrid::mc::ReductionMode::dpor;
97 xbt_die("configuration option model-check/reduction can only take 'none' or 'dpor' as a value");
100 simgrid::config::Flag<int> _sg_mc_max_depth{"model-check/max-depth",
101 "Maximal exploration depth (default: 1000)",
103 [](int) { _mc_cfg_cb_check("max depth value"); }};
105 static simgrid::config::Flag<int> _sg_mc_max_visited_states__{
106 "model-check/visited", "Specify the number of visited state stored for state comparison reduction. If value=5, the "
107 "last 5 visited states are stored. If value=0 (the default), all states are stored.",
109 _mc_cfg_cb_check("number of stored visited states");
110 _sg_mc_max_visited_states = value;
113 simgrid::config::Flag<std::string> _sg_mc_dot_output_file{
114 "model-check/dot-output",
115 "Name of dot output file corresponding to graph state",
117 [](const std::string&) { _mc_cfg_cb_check("file name for a dot output of graph state"); }};
119 simgrid::config::Flag<bool> _sg_mc_termination{
120 "model-check/termination", "Whether to enable non progressive cycle detection", false,
121 [](bool) { _mc_cfg_cb_check("value to enable/disable the detection of non progressive cycles"); }};