#include <simgrid_config.h>
#include "src/simix/smx_private.h"
#include "src/mc/mc_snapshot.h"
+#include "src/mc/mc_record.h"
+#include "src/mc/Transition.hpp"
namespace simgrid {
namespace mc {
};
-/* Possible exploration status of a process in a state */
-enum class ProcessInterleaveState {
- no_interleave=0, /* Do not interleave (do not execute) */
- interleave, /* Interleave the process (one or more request) */
- more_interleave, /* Interleave twice the process (for mc_random simcall) */
- done /* Already interleaved */
-};
-
/* On every state, each process has an entry of the following type */
-struct ProcessState {
+class ProcessState {
+ /* Possible exploration status of a process in a state */
+ enum class InterleavingType {
+ /** We do not have to execute this process transitions */
+ disabled = 0,
+ /** We still have to execute (some of) this process transitions */
+ interleave,
+ /** We have already executed this process transitions */
+ done,
+ };
+
/** Exploration control information */
- ProcessInterleaveState state = ProcessInterleaveState::no_interleave;
+ InterleavingType state = InterleavingType::disabled;
+public:
+
/** Number of times that the process was interleaved */
- unsigned int interleave_count;
+ // TODO, make this private
+ unsigned int interleave_count = 0;
- bool done() const
+ bool isDisabled() const
+ {
+ return this->state == InterleavingType::disabled;
+ }
+ bool isDone() const
+ {
+ return this->state == InterleavingType::done;
+ }
+ bool isToInterleave() const
+ {
+ return this->state == InterleavingType::interleave;
+ }
+ void interleave()
{
- return this->state == ProcessInterleaveState::done;
+ this->state = InterleavingType::interleave;
+ this->interleave_count = 0;
}
- bool interleave() const {
- return this->state == ProcessInterleaveState::interleave
- || this->state == ProcessInterleaveState::more_interleave;
+ void setDone()
+ {
+ this->state = InterleavingType::done;
}
};
-/* An exploration state.
- *
- * The `executed_state` is sometimes transformed into another `internal_req`.
- * For example WAITANY is transformes into a WAIT and TESTANY into TEST.
- * See `MC_state_set_executed_request()`.
+/* A node in the exploration graph (kind-of)
*/
struct XBT_PRIVATE State {
/** Sequential state number (used for debugging) */
int num = 0;
- /* Next transition to explore for this communication
- *
- * Some transitions are not deterministic such as:
- *
- * * waitany which can receive different messages;
- *
- * * random which can produce different values.
- *
- * This variable is used to keep track of which transition
- * should be explored next for a given simcall.
- */
- int req_num = 0;
-
/** State's exploration status by process */
std::vector<ProcessState> processStates;
- /** The simcall */
+ Transition transition;
+
+ /** The simcall which was executed */
s_smx_simcall_t executed_req;
/* Internal translation of the simcall
*
- * IMCALL_COMM_TESTANY is translated to a SIMCALL_COMM_TEST
- * and SIMCALL_COMM_WAITANY to a SIMCALL_COMM_WAIT.
+ * 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;
State();
std::size_t interleaveSize() const;
+ void interleave(smx_process_t process)
+ {
+ this->processStates[process->pid].interleave();
+ }
+ Transition getTransition() const;
};
XBT_PRIVATE void replay(std::list<std::unique_ptr<simgrid::mc::State>> const& stack);
}
XBT_PRIVATE simgrid::mc::State* MC_state_new(void);
-XBT_PRIVATE void MC_state_interleave_process(simgrid::mc::State* state, smx_process_t process);
-XBT_PRIVATE void MC_state_set_executed_request(simgrid::mc::State* state, smx_simcall_t req, int value);
-XBT_PRIVATE smx_simcall_t MC_state_get_executed_request(simgrid::mc::State* state, int *value);
-XBT_PRIVATE smx_simcall_t MC_state_get_internal_request(simgrid::mc::State* state);
-XBT_PRIVATE smx_simcall_t MC_state_get_request(simgrid::mc::State* state, int *value);
+XBT_PRIVATE smx_simcall_t MC_state_get_request(simgrid::mc::State* state);
#endif