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 <list>
   7 #include <memory>
   8 #include <string>
   9 #include <vector>
  10
  11 #include "src/mc/VisitedState.hpp"
  12 #include "src/mc/checker/Checker.hpp"
  13 #include "src/mc/mc_comm_pattern.hpp"
  14 #include "src/mc/mc_forward.hpp"
  15
  16 #ifndef SIMGRID_MC_COMMUNICATION_DETERMINISM_CHECKER_HPP
  17 #define SIMGRID_MC_COMMUNICATION_DETERMINISM_CHECKER_HPP
  18
  19 namespace simgrid {
  20 namespace mc {
  21
  22 class XBT_PRIVATE CommunicationDeterminismChecker : public Checker {
  23 public:
  24   explicit CommunicationDeterminismChecker(Session& session);
  25   ~CommunicationDeterminismChecker();
  26   void run() override;
  27   RecordTrace getRecordTrace() override;
  28   std::vector<std::string> getTextualTrace() override;
  29 private:
  30   void prepare();
  31   void real_run();
  32   void logState() override;
  33   void deterministic_comm_pattern(int process, simgrid::mc::PatternCommunication* comm, int backtracking);
  34   void restoreState();
  35 public:
  36   // These are used by functions which should be moved in CommunicationDeterminismChecker:
  37   void get_comm_pattern(smx_simcall_t request, e_mc_call_type_t call_type, int backtracking);
  38   void complete_comm_pattern(simgrid::mc::RemotePtr<simgrid::kernel::activity::CommImpl> comm_addr, unsigned int issuer,
  39                              int backtracking);
  40
  41 private:
  42   /** Stack representing the position in the exploration graph */
  43   std::list<std::unique_ptr<simgrid::mc::State>> stack_;
  44   simgrid::mc::VisitedStates visitedStates_;
  45   unsigned long expandedStatesCount_ = 0;
  46
  47   bool initial_communications_pattern_done = false;
  48   bool recv_deterministic                  = true;
  49   bool send_deterministic                  = true;
  50   char *send_diff = nullptr;
  51   char *recv_diff = nullptr;
  52 };
  53
  54 #endif
  55
  56 }
  57 }