src/mc/checker/CommunicationDeterminismChecker.hpp

   1 /* Copyright (c) 2016. The SimGrid Team.
   2  * All rights reserved.                                                     */
   3
   4 /* This program is free software; you can redistribute it and/or modify it
   5  * under the terms of the license (GNU LGPL) which comes with this package. */
   6
   7 #include <list>
   8 #include <memory>
   9 #include <string>
  10 #include <vector>
  11
  12 #include "src/mc/VisitedState.hpp"
  13 #include "src/mc/checker/Checker.hpp"
  14 #include "src/mc/mc_comm_pattern.h"
  15 #include "src/mc/mc_forward.hpp"
  16
  17 #ifndef SIMGRID_MC_COMMUNICATION_DETERMINISM_CHECKER_HPP
  18 #define SIMGRID_MC_COMMUNICATION_DETERMINISM_CHECKER_HPP
  19
  20 namespace simgrid {
  21 namespace mc {
  22
  23 class XBT_PRIVATE CommunicationDeterminismChecker : public Checker {
  24 public:
  25   explicit CommunicationDeterminismChecker(Session& session);
  26   ~CommunicationDeterminismChecker();
  27   void run() override;
  28   RecordTrace getRecordTrace() override;
  29   std::vector<std::string> getTextualTrace() override;
  30 private:
  31   void prepare();
  32   void main();
  33   void logState() override;
  34   void deterministic_comm_pattern(int process, simgrid::mc::PatternCommunication* comm, int backtracking);
  35   void restoreState();
  36 public:
  37   // These are used by functions which should be moved in CommunicationDeterminismChecker:
  38   void get_comm_pattern(xbt_dynar_t list, smx_simcall_t request, e_mc_call_type_t call_type, int backtracking);
  39   void complete_comm_pattern(xbt_dynar_t list, simgrid::mc::RemotePtr<simgrid::kernel::activity::CommImpl> comm_addr,
  40                              unsigned int issuer, int backtracking);
  41
  42 private:
  43   /** Stack representing the position in the exploration graph */
  44   std::list<std::unique_ptr<simgrid::mc::State>> stack_;
  45   simgrid::mc::VisitedStates visitedStates_;
  46   unsigned long expandedStatesCount_ = 0;
  47
  48   bool initial_communications_pattern_done = false;
  49   bool recv_deterministic                  = true;
  50   bool send_deterministic                  = true;
  51   char *send_diff = nullptr;
  52   char *recv_diff = nullptr;
  53 };
  54
  55 #endif
  56
  57 }
  58 }