src/mc/checker/CommunicationDeterminismChecker.hpp

   1 /* Copyright (c) 2016-2019. The SimGrid Team. All rights reserved.          */
   2
   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. */
   5
   6 #include "src/mc/VisitedState.hpp"
   7 #include "src/mc/checker/Checker.hpp"
   8 #include "src/mc/mc_comm_pattern.hpp"
   9
  10 #include <string>
  11 #include <vector>
  12
  13 #ifndef SIMGRID_MC_COMMUNICATION_DETERMINISM_CHECKER_HPP
  14 #define SIMGRID_MC_COMMUNICATION_DETERMINISM_CHECKER_HPP
  15
  16 namespace simgrid {
  17 namespace mc {
  18
  19 class XBT_PRIVATE CommunicationDeterminismChecker : public Checker {
  20 public:
  21   explicit CommunicationDeterminismChecker(Session& session);
  22   ~CommunicationDeterminismChecker();
  23   void run() override;
  24   RecordTrace getRecordTrace() override;
  25   std::vector<std::string> getTextualTrace() override;
  26 private:
  27   void prepare();
  28   void real_run();
  29   void logState() override;
  30   void deterministic_comm_pattern(int process, simgrid::mc::PatternCommunication* comm, int backtracking);
  31   void restoreState();
  32 public:
  33   // These are used by functions which should be moved in CommunicationDeterminismChecker:
  34   void get_comm_pattern(smx_simcall_t request, e_mc_call_type_t call_type, int backtracking);
  35   void complete_comm_pattern(simgrid::mc::RemotePtr<simgrid::kernel::activity::CommImpl> comm_addr, unsigned int issuer,
  36                              int backtracking);
  37
  38 private:
  39   /** Stack representing the position in the exploration graph */
  40   std::list<std::unique_ptr<simgrid::mc::State>> stack_;
  41   simgrid::mc::VisitedStates visitedStates_;
  42   unsigned long expandedStatesCount_ = 0;
  43
  44   bool initial_communications_pattern_done = false;
  45   bool recv_deterministic                  = true;
  46   bool send_deterministic                  = true;
  47   char *send_diff = nullptr;
  48   char *recv_diff = nullptr;
  49 };
  50
  51 #endif
  52
  53 }
  54 }