X-Git-Url: http://info.iut-bm.univ-fcomte.fr/pub/gitweb/simgrid.git/blobdiff_plain/b99c0d78b25704a61225be8a8b5c47b246afe22a..2a15998fc166600c0a52d616a0d4c09bf873cf83:/src/mc/VisitedState.cpp

diff --git a/src/mc/VisitedState.cpp b/src/mc/VisitedState.cpp
index a2348a80ad..cb4d2d9b17 100644
--- a/src/mc/VisitedState.cpp
+++ b/src/mc/VisitedState.cpp
@@ -1,63 +1,35 @@
-/* Copyright (c) 2011-2015. The SimGrid Team.
- * All rights reserved.                                                     */
+/* Copyright (c) 2011-2019. 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/VisitedState.hpp"
+#include "src/mc/mc_private.hpp"
+
 #include <unistd.h>
 #include <sys/wait.h>
-
 #include <memory>
-
 #include <boost/range/algorithm.hpp>
 
-#include <xbt/log.h>
-#include <xbt/sysdep.h>
-
-#include "src/mc/mc_comm_pattern.h"
-#include "src/mc/mc_safety.h"
-#include "src/mc/mc_private.h"
-#include "src/mc/Process.hpp"
-#include "src/mc/mc_smx.h"
-#include "src/mc/VisitedState.hpp"
-
-XBT_LOG_NEW_DEFAULT_SUBCATEGORY(mc_VisitedState, mc,
-                                "Logging specific to state equaity detection mechanisms");
+XBT_LOG_NEW_DEFAULT_SUBCATEGORY(mc_VisitedState, mc, "Logging specific to state equality detection mechanisms");
 
 namespace simgrid {
 namespace mc {
 
-static int snapshot_compare(simgrid::mc::VisitedState* state1, simgrid::mc::VisitedState* state2)
+/** @brief Save the current state */
+VisitedState::VisitedState(unsigned long state_number) : num(state_number)
 {
-  simgrid::mc::Snapshot* s1 = state1->system_state.get();
-  simgrid::mc::Snapshot* s2 = state2->system_state.get();
-  int num1 = state1->num;
-  int num2 = state2->num;
-  return snapshot_compare(num1, s1, num2, s2);
-}
-
-/**
- * \brief Save the current state
- * \return Snapshot of the current state.
- */
-VisitedState::VisitedState(unsigned long state_number)
-{
-  simgrid::mc::Process* process = &(mc_model_checker->process());
+  simgrid::mc::RemoteClient* process = &(mc_model_checker->process());
   this->heap_bytes_used = mmalloc_get_bytes_used_remote(
     process->get_heap()->heaplimit,
     process->get_malloc_info());
 
   this->actors_count = mc_model_checker->process().actors().size();
 
-  this->system_state = simgrid::mc::take_snapshot(state_number);
-  this->num = state_number;
+  this->system_state = std::make_shared<simgrid::mc::Snapshot>(state_number);
   this->original_num = -1;
 }
 
-VisitedState::~VisitedState()
-{
-}
-
 void VisitedStates::prune()
 {
   while (states_.size() > (std::size_t)_sg_mc_max_visited_states) {
@@ -73,24 +45,23 @@ void VisitedStates::prune()
   }
 }
 
-/** \brief Checks whether a given state has already been visited by the algorithm.
- */
-std::unique_ptr<simgrid::mc::VisitedState> VisitedStates::addVisitedState(
-  unsigned long state_number, simgrid::mc::State* graph_state, bool compare_snpashots)
+/** @brief Checks whether a given state has already been visited by the algorithm. */
+std::unique_ptr<simgrid::mc::VisitedState>
+VisitedStates::addVisitedState(unsigned long state_number, simgrid::mc::State* graph_state, bool compare_snapshots)
 {
   std::unique_ptr<simgrid::mc::VisitedState> new_state =
     std::unique_ptr<simgrid::mc::VisitedState>(new VisitedState(state_number));
-  graph_state->system_state = new_state->system_state;
-  XBT_DEBUG("Snapshot %p of visited state %d (exploration stack state %d)",
-    new_state->system_state.get(), new_state->num, graph_state->num);
+  graph_state->system_state_ = new_state->system_state;
+  XBT_DEBUG("Snapshot %p of visited state %d (exploration stack state %d)", new_state->system_state.get(),
+            new_state->num, graph_state->num_);
 
   auto range =
       boost::range::equal_range(states_, new_state.get(), simgrid::mc::DerefAndCompareByActorsCountAndUsedHeap());
 
-  if (compare_snpashots)
+  if (compare_snapshots)
     for (auto i = range.first; i != range.second; ++i) {
       auto& visited_state = *i;
-      if (snapshot_compare(visited_state.get(), new_state.get()) == 0) {
+      if (snapshot_equal(visited_state->system_state.get(), new_state->system_state.get())) {
         // The state has been visited:
 
         std::unique_ptr<simgrid::mc::VisitedState> old_state =