X-Git-Url: http://info.iut-bm.univ-fcomte.fr/pub/gitweb/simgrid.git/blobdiff_plain/8da27cf4b7b05ed45b085557d76cbb0b6dd34cd9..HEAD:/src/mc/mc_config.cpp diff --git a/src/mc/mc_config.cpp b/src/mc/mc_config.cpp index cfe3511b25..25f3090c76 100644 --- a/src/mc/mc_config.cpp +++ b/src/mc/mc_config.cpp @@ -1,69 +1,80 @@ -/* Copyright (c) 2008-2021. The SimGrid Team. All rights reserved. */ +/* Copyright (c) 2008-2023. 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. */ #include "src/mc/mc_config.hpp" #include "src/mc/mc_replay.hpp" -#include -#if SIMGRID_HAVE_MC -#include "src/mc/mc_safety.hpp" -#endif +#include "src/simgrid/sg_config.hpp" +#include -#include +XBT_LOG_EXTERNAL_DEFAULT_CATEGORY(xbt_cfg); -#if SIMGRID_HAVE_MC -namespace simgrid { -namespace mc { -/* Configuration support */ -simgrid::mc::ReductionMode reduction_mode = simgrid::mc::ReductionMode::unset; +static simgrid::mc::ModelCheckingMode model_checking_mode = simgrid::mc::ModelCheckingMode::NONE; +simgrid::mc::ModelCheckingMode simgrid::mc::get_model_checking_mode() +{ + return model_checking_mode; } +void simgrid::mc::set_model_checking_mode(simgrid::mc::ModelCheckingMode mode) +{ + model_checking_mode = mode; } -#else -#define _sg_do_model_check 0 -#endif static void _mc_cfg_cb_check(const char* spec, bool more_check = true) { - if (_sg_cfg_init_status && not _sg_do_model_check && more_check) - xbt_die("You are specifying a %s after the initialization (through MSG_config?), but the program was not run under " - "the model-checker (with simgrid-mc)). This won't work, sorry.", - spec); + xbt_assert(_sg_cfg_init_status == 0 || MC_is_active() || MC_record_replay_is_active() || not more_check, + "Specifying a %s is only allowed within the model-checker. Please use simgrid-mc, or specify this option " + "after the replay path.", + spec); } /* Replay (this part is enabled even if MC it disabled) */ simgrid::config::Flag _sg_mc_record_path{ "model-check/replay", "Model-check path to replay (as reported by SimGrid when a violation is reported)", "", - [](const std::string& value) { MC_record_path() = value; }}; + [](std::string_view value) { + if (value.empty()) // Ignore default value + return; + xbt_assert(simgrid::mc::get_model_checking_mode() == simgrid::mc::ModelCheckingMode::NONE || + simgrid::mc::get_model_checking_mode() == simgrid::mc::ModelCheckingMode::REPLAY, + "Specifying a MC replay path is not allowed when running the model-checker in mode %s. " + "Either remove the model-check/replay parameter, or execute your code out of simgrid-mc.", + to_c_str(simgrid::mc::get_model_checking_mode())); + simgrid::mc::set_model_checking_mode(simgrid::mc::ModelCheckingMode::REPLAY); + MC_record_path() = value; + }}; simgrid::config::Flag _sg_mc_timeout{ "model-check/timeout", "Whether to enable timeouts for wait requests", false, [](bool) { _mc_cfg_cb_check("value to enable/disable timeout for wait requests", not MC_record_replay_is_active()); }}; -#if SIMGRID_HAVE_MC -int _sg_do_model_check = 0; -int _sg_mc_max_visited_states = 0; +static simgrid::config::Flag cfg_mc_reduction{ + "model-check/reduction", "Specify the kind of exploration reduction (either none or DPOR)", "dpor", + [](std::string_view value) { + if (value != "none" && value != "dpor" && value != "sdpor" && value != "odpor" && value != "udpor") + xbt_die("configuration option 'model-check/reduction' must be one of the following: " + " 'none', 'dpor', 'sdpor', 'odpor', or 'udpor'"); + }}; -simgrid::config::Flag _sg_mc_checkpoint{ - "model-check/checkpoint", "Specify the amount of steps between checkpoints during stateful model-checking " - "(default: 0 => stateless verification). If value=1, one checkpoint is saved for each " - "step => faster verification, but huge memory consumption; higher values are good " - "compromises between speed and memory consumption.", - 0, [](int) { _mc_cfg_cb_check("checkpointing value"); }}; +simgrid::config::Flag _sg_mc_strategy{ + "model-check/strategy", + "Specify the the kind of heuristic to use for guided model-checking", + "none", + {{"none", "No specific strategy: simply pick the first available transition and act as a DFS."}, + {"max_match_comm", "Try to minimize the number of in-fly communication by appairing matching send and receive."}, + {"min_match_comm", + "Try to maximize the number of in-fly communication by not appairing matching send and receive."}, + {"uniform", "No specific strategy: choices are made randomly based on a uniform sampling."}}}; -simgrid::config::Flag _sg_mc_property_file{ - "model-check/property", "Name of the file containing the property, as formatted by the ltl2ba program.", "", - [](const std::string&) { _mc_cfg_cb_check("property"); }}; +simgrid::config::Flag _sg_mc_random_seed{"model-check/rand-seed", + "give a specific random seed to initialize the uniform distribution", 0, + [](int) { _mc_cfg_cb_check("Random seed"); }}; simgrid::config::Flag _sg_mc_comms_determinism{ - "model-check/communications-determinism", - "Whether to enable the detection of communication determinism", - false, + "model-check/communications-determinism", "Whether to enable the detection of communication determinism", false, [](bool) { _mc_cfg_cb_check("value to enable/disable the detection of determinism in the communications schemes"); }}; - simgrid::config::Flag _sg_mc_send_determinism{ "model-check/send-determinism", "Enable/disable the detection of send-determinism in the communications schemes", @@ -72,48 +83,42 @@ simgrid::config::Flag _sg_mc_send_determinism{ _mc_cfg_cb_check("value to enable/disable the detection of send-determinism in the communications schemes"); }}; +simgrid::config::Flag _sg_mc_unfolding_checker{ + "model-check/unfolding-checker", + "Whether to enable the unfolding-based dynamic partial order reduction to MPI programs", false, [](bool) { + _mc_cfg_cb_check("value to to enable/disable the unfolding-based dynamic partial order reduction to MPI programs"); + }}; + simgrid::config::Flag _sg_mc_buffering{ "smpi/buffering", "Buffering semantic to use for MPI (only used in MC)", "infty", {{"zero", "No system buffering: MPI_Send is blocking"}, {"infty", "Infinite system buffering: MPI_Send returns immediately"}}, - [](const std::string&) { _mc_cfg_cb_check("buffering mode"); }}; - -static simgrid::config::Flag _sg_mc_reduce{ - "model-check/reduction", "Specify the kind of exploration reduction (either none or DPOR)", "dpor", - [](const std::string& value) { - _mc_cfg_cb_check("reduction strategy"); - - if (value == "none") - simgrid::mc::reduction_mode = simgrid::mc::ReductionMode::none; - else if (value == "dpor") - simgrid::mc::reduction_mode = simgrid::mc::ReductionMode::dpor; - else - xbt_die("configuration option model-check/reduction can only take 'none' or 'dpor' as a value"); - }}; + [](std::string_view) { _mc_cfg_cb_check("buffering mode"); }}; simgrid::config::Flag _sg_mc_max_depth{"model-check/max-depth", "Maximal exploration depth (default: 1000)", 1000, [](int) { _mc_cfg_cb_check("max depth value"); }}; -static simgrid::config::Flag _sg_mc_max_visited_states__{ - "model-check/visited", "Specify the number of visited state stored for state comparison reduction. If value=5, the " - "last 5 visited states are stored. If value=0 (the default), all states are stored.", - 0, [](int value) { - _mc_cfg_cb_check("number of stored visited states"); - _sg_mc_max_visited_states = value; - }}; - -simgrid::config::Flag _sg_mc_dot_output_file{ - "model-check/dot-output", - "Name of dot output file corresponding to graph state", - "", - [](const std::string&) { _mc_cfg_cb_check("file name for a dot output of graph state"); }}; - -simgrid::config::Flag _sg_mc_termination{ - "model-check/termination", "Whether to enable non progressive cycle detection", false, - [](bool) { _mc_cfg_cb_check("value to enable/disable the detection of non progressive cycles"); }}; - -#endif +simgrid::mc::ReductionMode simgrid::mc::get_model_checking_reduction() +{ + if (cfg_mc_reduction.get() == "none") { + return ReductionMode::none; + } else if (cfg_mc_reduction.get() == "dpor") { + return ReductionMode::dpor; + } else if (cfg_mc_reduction.get() == "sdpor") { + return ReductionMode::sdpor; + } else if (cfg_mc_reduction.get() == "odpor") { + return ReductionMode::odpor; + } else if (cfg_mc_reduction.get() == "udpor") { + XBT_INFO("No reduction will be used: " + "UDPOR has a dedicated invocation 'model-check/unfolding-checker' " + "but is not yet fully supported in SimGrid"); + return ReductionMode::none; + } else { + XBT_INFO("Unknown reduction mode: defaulting to no reduction"); + return ReductionMode::none; + } +}