+++ /dev/null
-/* Copyright (c) 2007-2017. 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. */
-
-#ifndef SIMGRID_MC_STATE_H
-#define SIMGRID_MC_STATE_H
-
-#include <list>
-#include <memory>
-
-#include "src/mc/mc_snapshot.h"
-#include "src/mc/mc_record.h"
-#include "src/mc/Transition.hpp"
-
-namespace simgrid {
-namespace mc {
-
-enum class PatternCommunicationType {
- none = 0,
- send = 1,
- receive = 2,
-};
-
-class PatternCommunication {
-public:
- int num = 0;
- simgrid::kernel::activity::CommImpl* comm_addr;
- PatternCommunicationType type = PatternCommunicationType::send;
- unsigned long src_proc = 0;
- unsigned long dst_proc = 0;
- const char *src_host = nullptr;
- const char *dst_host = nullptr;
- std::string rdv;
- std::vector<char> data;
- int tag = 0;
- int index = 0;
-
- PatternCommunication()
- {
- std::memset(&comm_addr, 0, sizeof(comm_addr));
- }
-
- PatternCommunication dup() const
- {
- simgrid::mc::PatternCommunication res;
- // num?
- res.comm_addr = this->comm_addr;
- res.type = this->type;
- // src_proc?
- // dst_proc?
- res.dst_proc = this->dst_proc;
- res.dst_host = this->dst_host;
- res.rdv = this->rdv;
- res.data = this->data;
- // tag?
- res.index = this->index;
- return res;
- }
-
-};
-
-/* On every state, each process has an entry of the following type.
- * This represents both the process and its transition because
- * a process cannot have more than one enabled transition at a given time.
- */
-class ProcessState {
- /* Possible exploration status of a process transition in a state.
- * Either the checker did not consider the transition, or it was considered and to do, or considered and done.
- */
- enum class InterleavingType {
- /** This process transition is not considered by the checker (yet?) */
- disabled = 0,
- /** The checker algorithm decided that this process transitions should be done at some point */
- todo,
- /** The checker algorithm decided that this should be done, but it was done in the meanwhile */
- done,
- };
-
- /** Exploration control information */
- InterleavingType state = InterleavingType::disabled;
-public:
- /** Number of times that the process was considered to be executed */
- // TODO, make this private
- unsigned int times_considered = 0;
-
- bool isDisabled() const {
- return this->state == InterleavingType::disabled;
- }
- bool isDone() const {
- return this->state == InterleavingType::done;
- }
- bool isTodo() const {
- return this->state == InterleavingType::todo;
- }
- /** Mark that we should try executing this process at some point in the future of the checker algorithm */
- void consider() {
- this->state = InterleavingType::todo;
- this->times_considered = 0;
- }
- void setDone() {
- this->state = InterleavingType::done;
- }
-};
-
-/* A node in the exploration graph (kind-of)
- */
-class XBT_PRIVATE State {
-public:
- /** Sequential state number (used for debugging) */
- int num = 0;
-
- /** State's exploration status by process */
- std::vector<ProcessState> actorStates;
-
- Transition transition;
-
- /** The simcall which was executed, going out of that state */
- s_smx_simcall_t executed_req;
-
- /* Internal translation of the executed_req simcall
- *
- * SIMCALL_COMM_TESTANY is translated to a SIMCALL_COMM_TEST
- * and SIMCALL_COMM_WAITANY to a SIMCALL_COMM_WAIT.
- */
- s_smx_simcall_t internal_req;
-
- /* Can be used as a copy of the remote synchro object */
- simgrid::mc::Remote<simgrid::kernel::activity::CommImpl> internal_comm;
-
- /** Snapshot of system state (if needed) */
- std::shared_ptr<simgrid::mc::Snapshot> system_state;
-
- // For CommunicationDeterminismChecker
- std::vector<std::vector<simgrid::mc::PatternCommunication>> incomplete_comm_pattern;
- std::vector<unsigned> communicationIndices;
-
- State(unsigned long state_number);
-
- std::size_t interleaveSize() const;
- void addInterleavingSet(smx_actor_t actor) { this->actorStates[actor->pid].consider(); }
- Transition getTransition() const;
-};
-
-}
-}
-
-XBT_PRIVATE smx_simcall_t MC_state_get_request(simgrid::mc::State* state);
-
-#endif
