namespace simgrid {
namespace mc {
-static int snapshot_compare(simgrid::mc::State* state1, simgrid::mc::State* state2)
-{
- simgrid::mc::Snapshot* s1 = state1->system_state.get();
- simgrid::mc::Snapshot* s2 = state2->system_state.get();
- return snapshot_compare(s1, s2);
-}
-
void SafetyChecker::check_non_termination(simgrid::mc::State* current_state)
{
for (auto state = stack_.rbegin(); state != stack_.rend(); ++state)
- if (snapshot_compare(state->get(), current_state) == 0) {
- XBT_INFO("Non-progressive cycle: state %d -> state %d", (*state)->num, current_state->num);
+ if (snapshot_equal((*state)->system_state.get(), current_state->system_state.get())) {
+ XBT_INFO("Non-progressive cycle: state %d -> state %d", (*state)->num_, current_state->num_);
XBT_INFO("******************************************");
XBT_INFO("*** NON-PROGRESSIVE CYCLE DETECTED ***");
XBT_INFO("******************************************");
{
RecordTrace res;
for (auto const& state : stack_)
- res.push_back(state->getTransition());
+ res.push_back(state->get_transition());
return res;
}
{
std::vector<std::string> trace;
for (auto const& state : stack_) {
- int value = state->transition.argument;
- smx_simcall_t req = &state->executed_req;
+ int value = state->transition_.argument_;
+ smx_simcall_t req = &state->executed_req_;
if (req)
trace.push_back(simgrid::mc::request_to_string(
req, value, simgrid::mc::RequestType::executed));
{
/* This function runs the DFS algorithm the state space.
* We do so iteratively instead of recursively, dealing with the call stack manually.
- * This allows to explore the call stack at wish. */
+ * This allows one to explore the call stack at will. */
while (not stack_.empty()) {
simgrid::mc::State* state = stack_.back().get();
XBT_DEBUG("**************************************************");
- XBT_DEBUG("Exploration depth=%zu (state=%p, num %d)(%zu interleave)", stack_.size(), state, state->num,
- state->interleaveSize());
+ XBT_VERB("Exploration depth=%zu (state=%p, num %d)(%zu interleave)", stack_.size(), state, state->num_,
+ state->interleave_size());
mc_model_checker->visited_states++;
// Search an enabled transition in the current state; backtrack if the interleave set is empty
// get_request also sets state.transition to be the one corresponding to the returned req
- smx_simcall_t req = MC_state_get_request(state);
+ smx_simcall_t req = MC_state_choose_request(state);
// req is now the transition of the process that was selected to be executed
if (req == nullptr) {
// If there are processes to interleave and the maximum depth has not been
// reached then perform one step of the exploration algorithm.
- XBT_DEBUG("Execute: %s",
- simgrid::mc::request_to_string(
- req, state->transition.argument, simgrid::mc::RequestType::simix).c_str());
+ XBT_DEBUG(
+ "Execute: %s",
+ simgrid::mc::request_to_string(req, state->transition_.argument_, simgrid::mc::RequestType::simix).c_str());
std::string req_str;
if (dot_output != nullptr)
- req_str = simgrid::mc::request_get_dot_output(req, state->transition.argument);
+ req_str = simgrid::mc::request_get_dot_output(req, state->transition_.argument_);
mc_model_checker->executed_transitions++;
/* Actually answer the request: let execute the selected request (MCed does one step) */
- this->get_session().execute(state->transition);
+ this->get_session().execute(state->transition_);
/* Create the new expanded state (copy the state of MCed into our MCer data) */
std::unique_ptr<simgrid::mc::State> next_state =
for (auto& remoteActor : mc_model_checker->process().actors()) {
auto actor = remoteActor.copy.get_buffer();
if (simgrid::mc::actor_is_enabled(actor)) {
- next_state->addInterleavingSet(actor);
+ next_state->add_interleaving_set(actor);
if (reductionMode_ == simgrid::mc::ReductionMode::dpor)
break; // With DPOR, we take the first enabled transition
}
}
if (dot_output != nullptr)
- std::fprintf(dot_output, "\"%d\" -> \"%d\" [%s];\n",
- state->num, next_state->num, req_str.c_str());
+ std::fprintf(dot_output, "\"%d\" -> \"%d\" [%s];\n", state->num_, next_state->num_, req_str.c_str());
} else if (dot_output != nullptr)
- std::fprintf(dot_output, "\"%d\" -> \"%d\" [%s];\n", state->num,
+ std::fprintf(dot_output, "\"%d\" -> \"%d\" [%s];\n", state->num_,
visited_state_->original_num == -1 ? visited_state_->num : visited_state_->original_num,
req_str.c_str());
stack_.pop_back();
if (reductionMode_ == simgrid::mc::ReductionMode::dpor) {
smx_simcall_t req = &state->internal_req;
- if (req->call == SIMCALL_MUTEX_LOCK || req->call == SIMCALL_MUTEX_TRYLOCK)
+ if (req->call_ == SIMCALL_MUTEX_LOCK || req->call_ == SIMCALL_MUTEX_TRYLOCK)
xbt_die("Mutex is currently not supported with DPOR, use --cfg=model-check/reduction:none");
const smx_actor_t issuer = MC_smx_simcall_get_issuer(req);
if (simgrid::mc::request_depend(req, &prev_state->internal_req)) {
if (XBT_LOG_ISENABLED(mc_safety, xbt_log_priority_debug)) {
XBT_DEBUG("Dependent Transitions:");
- int value = prev_state->transition.argument;
- smx_simcall_t prev_req = &prev_state->executed_req;
+ int value = prev_state->transition_.argument_;
+ smx_simcall_t prev_req = &prev_state->executed_req_;
XBT_DEBUG("%s (state=%d)",
- simgrid::mc::request_to_string(
- prev_req, value, simgrid::mc::RequestType::internal).c_str(),
- prev_state->num);
- value = state->transition.argument;
- prev_req = &state->executed_req;
+ simgrid::mc::request_to_string(prev_req, value, simgrid::mc::RequestType::internal).c_str(),
+ prev_state->num_);
+ value = state->transition_.argument_;
+ prev_req = &state->executed_req_;
XBT_DEBUG("%s (state=%d)",
- simgrid::mc::request_to_string(
- prev_req, value, simgrid::mc::RequestType::executed).c_str(),
- state->num);
+ simgrid::mc::request_to_string(prev_req, value, simgrid::mc::RequestType::executed).c_str(),
+ state->num_);
}
- if (not prev_state->actorStates[issuer->get_pid()].isDone())
- prev_state->addInterleavingSet(issuer);
+ if (not prev_state->actor_states_[issuer->get_pid()].is_done())
+ prev_state->add_interleaving_set(issuer);
else
- XBT_DEBUG("Process %p is in done set", req->issuer);
+ XBT_DEBUG("Process %p is in done set", req->issuer_);
break;
- } else if (req->issuer == prev_state->internal_req.issuer) {
+ } else if (req->issuer_ == prev_state->internal_req.issuer_) {
- XBT_DEBUG("Simcall %d and %d with same issuer", req->call, prev_state->internal_req.call);
+ XBT_DEBUG("Simcall %s and %s with same issuer", SIMIX_simcall_name(req->call_),
+ SIMIX_simcall_name(prev_state->internal_req.call_));
break;
} else {
const smx_actor_t previous_issuer = MC_smx_simcall_get_issuer(&prev_state->internal_req);
- XBT_DEBUG("Simcall %d, process %ld (state %d) and simcall %d, process %ld (state %d) are independent",
- req->call, issuer->get_pid(), state->num, prev_state->internal_req.call, previous_issuer->get_pid(),
- prev_state->num);
+ XBT_DEBUG("Simcall %s, process %ld (state %d) and simcall %s, process %ld (state %d) are independent",
+ SIMIX_simcall_name(req->call_), issuer->get_pid(), state->num_,
+ SIMIX_simcall_name(prev_state->internal_req.call_), previous_issuer->get_pid(), prev_state->num_);
}
}
}
- if (state->interleaveSize()
- && stack_.size() < (std::size_t) _sg_mc_max_depth) {
+ if (state->interleave_size() && stack_.size() < (std::size_t)_sg_mc_max_depth) {
/* We found a back-tracking point, let's loop */
- XBT_DEBUG("Back-tracking to state %d at depth %zu", state->num, stack_.size() + 1);
+ XBT_DEBUG("Back-tracking to state %d at depth %zu", state->num_, stack_.size() + 1);
stack_.push_back(std::move(state));
this->restore_state();
- XBT_DEBUG("Back-tracking to state %d at depth %zu done", stack_.back()->num, stack_.size());
+ XBT_DEBUG("Back-tracking to state %d at depth %zu done", stack_.back()->num_, stack_.size());
break;
} else {
- XBT_DEBUG("Delete state %d at depth %zu", state->num, stack_.size() + 1);
+ XBT_DEBUG("Delete state %d at depth %zu", state->num_, stack_.size() + 1);
}
}
}
for (std::unique_ptr<simgrid::mc::State> const& state : stack_) {
if (state == stack_.back())
break;
- session->execute(state->transition);
+ session->execute(state->transition_);
/* Update statistics */
mc_model_checker->visited_states++;
mc_model_checker->executed_transitions++;
/* Get an enabled actor and insert it in the interleave set of the initial state */
for (auto& actor : mc_model_checker->process().actors())
if (simgrid::mc::actor_is_enabled(actor.copy.get_buffer())) {
- initial_state->addInterleavingSet(actor.copy.get_buffer());
+ initial_state->add_interleaving_set(actor.copy.get_buffer());
if (reductionMode_ != simgrid::mc::ReductionMode::none)
break;
}