Split TransitionAny and TransitionRandom to their own files

[simgrid.git] / src / mc / ModelChecker.cpp

diff --git a/src/mc/ModelChecker.cpp b/src/mc/ModelChecker.cpp
index c4cbd9a..ea47b49 100644 (file)
--- a/src/mc/ModelChecker.cpp
+++ b/src/mc/ModelChecker.cpp
@@ -5,12 +5,12 @@
 
 #include "src/mc/ModelChecker.hpp"
 #include "src/mc/Session.hpp"
-#include "src/mc/Transition.hpp"
 #include "src/mc/checker/Checker.hpp"
 #include "src/mc/mc_config.hpp"
 #include "src/mc/mc_exit.hpp"
 #include "src/mc/mc_private.hpp"
 #include "src/mc/remote/RemoteProcess.hpp"
+#include "src/mc/transition/TransitionComm.hpp"
 #include "xbt/automaton.hpp"
 #include "xbt/system_error.hpp"
 
@@ -138,7 +138,7 @@ static void MC_report_crash(int status)
   XBT_INFO("Counter-example execution trace:");
   for (auto const& s : mc_model_checker->getChecker()->get_textual_trace())
     XBT_INFO("  %s", s.c_str());
-  dumpRecordPath();
+  XBT_INFO("Path = %s", mc_model_checker->getChecker()->get_record_trace().to_string().c_str());
   session_singleton->log_state();
   if (xbt_log_no_loc) {
     XBT_INFO("Stack trace not displayed because you passed --log=no_loc");
@@ -229,7 +229,7 @@ bool ModelChecker::handle_message(const char* buffer, ssize_t size)
       XBT_INFO("Counter-example execution trace:");
       for (auto const& s : getChecker()->get_textual_trace())
         XBT_INFO("  %s", s.c_str());
-      dumpRecordPath();
+      XBT_INFO("Path = %s", getChecker()->get_record_trace().to_string().c_str());
       session_singleton->log_state();
 
       this->exit(SIMGRID_MC_EXIT_SAFETY);
@@ -308,17 +308,33 @@ void ModelChecker::wait_for_requests()
     checker_side_.dispatch();
 }
 
-void ModelChecker::handle_simcall(Transition const& transition)
+Transition* ModelChecker::handle_simcall(aid_t aid, int times_considered, bool new_transition)
 {
-  s_mc_message_simcall_handle_t m;
+  s_mc_message_simcall_execute_t m;
   memset(&m, 0, sizeof(m));
-  m.type  = MessageType::SIMCALL_HANDLE;
-  m.aid_              = transition.aid_;
-  m.times_considered_ = transition.times_considered_;
+  m.type              = MessageType::SIMCALL_EXECUTE;
+  m.aid_              = aid;
+  m.times_considered_ = times_considered;
   checker_side_.get_channel().send(m);
+
   this->remote_process_->clear_cache();
   if (this->remote_process_->running())
-    checker_side_.dispatch();
+    checker_side_.dispatch(); // The app may send messages while processing the transition
+
+  s_mc_message_simcall_execute_answer_t answer;
+  ssize_t s = checker_side_.get_channel().receive(answer);
+  xbt_assert(s != -1, "Could not receive message");
+  xbt_assert(s == sizeof(answer) && answer.type == MessageType::SIMCALL_EXECUTE_ANSWER,
+             "Received unexpected message %s (%i, size=%i) "
+             "expected MessageType::SIMCALL_EXECUTE_ANSWER (%i, size=%i)",
+             to_c_str(answer.type), (int)answer.type, (int)s, (int)MessageType::SIMCALL_EXECUTE_ANSWER,
+             (int)sizeof(answer));
+
+  if (new_transition) {
+    std::stringstream stream(answer.buffer.data());
+    return deserialize_transition(aid, times_considered, stream);
+  } else
+    return nullptr;
 }
 bool ModelChecker::simcall_is_visible(aid_t aid)
 {
@@ -345,43 +361,6 @@ bool ModelChecker::simcall_is_visible(aid_t aid)
   return answer.value;
 }
 
-std::string ModelChecker::simcall_to_string(MessageType type, aid_t aid, int times_considered)
-{
-  xbt_assert(mc_model_checker != nullptr, "This should be called from the checker side");
-
-  s_mc_message_simcall_to_string_t m;
-  memset(&m, 0, sizeof(m));
-  m.type            = type;
-  m.aid             = aid;
-  m.time_considered = times_considered;
-  checker_side_.get_channel().send(m);
-
-  s_mc_message_simcall_to_string_answer_t answer;
-  ssize_t s = checker_side_.get_channel().receive(answer);
-  xbt_assert(s != -1, "Could not receive message");
-  xbt_assert(s == sizeof(answer) && answer.type == MessageType::SIMCALL_TO_STRING_ANSWER,
-             "Received unexpected message %s (%i, size=%i) "
-             "expected MessageType::SIMCALL_TO_STRING_ANSWER (%i, size=%i)",
-             to_c_str(answer.type), (int)answer.type, (int)s, (int)MessageType::SIMCALL_TO_STRING_ANSWER,
-             (int)sizeof(answer));
-
-  return std::string(answer.value);
-}
-
-std::string ModelChecker::simcall_to_string(aid_t aid, int times_considered)
-{
-  std::string answer = simcall_to_string(MessageType::SIMCALL_TO_STRING, aid, times_considered);
-  XBT_DEBUG("to_string(%ld) is returning %s", aid, answer.c_str());
-  return answer;
-}
-
-std::string ModelChecker::simcall_dot_label(aid_t aid, int times_considered)
-{
-  std::string answer = simcall_to_string(MessageType::SIMCALL_DOT_LABEL, aid, times_considered);
-  XBT_DEBUG("dot_label(%ld) is returning %s", aid, answer.c_str());
-  return answer;
-}
-
 void ModelChecker::finalize_app(bool terminate_asap)
 {
   s_mc_message_int_t m;