#ifndef __NODESTACK_H__
#define __NODESTACK_H__
-#include <vector>
#include <cstddef>
#include <inttypes.h>
bool priority;
};
+/**
+ * @brief Types of read-from relations
+ *
+ * Our "may-read-from" set is composed of multiple types of reads, and we have
+ * to iterate through all of them in the backtracking search. This enumeration
+ * helps to identify which type of read-from we are currently observing.
+ */
typedef enum {
- READ_FROM_PAST,
- READ_FROM_PROMISE,
- READ_FROM_FUTURE,
- READ_FROM_NONE,
+ READ_FROM_PAST, /**< @brief Read from a prior, existing store */
+ READ_FROM_PROMISE, /**< @brief Read from an existing promised future value */
+ READ_FROM_FUTURE, /**< @brief Read from a newly-asserted future value */
+ READ_FROM_NONE, /**< @brief A NULL state, which should not be reached */
} read_from_type_t;
#define YIELD_E 1
*/
class Node {
public:
- Node(ModelAction *act, Node *par, int nthreads, Node *prevfairness);
+ Node(const struct model_params *params, ModelAction *act, Node *par,
+ int nthreads, Node *prevfairness);
~Node();
/* return true = thread choice has already been explored */
bool has_been_explored(thread_id_t tid) const;
bool increment_relseq_break();
bool relseq_break_empty() const;
+ bool increment_behaviors();
+
void print() const;
MEMALLOC
bool future_value_empty() const;
bool increment_future_value();
read_from_type_t read_from_status;
+ const struct model_params * get_params() const { return params; }
ModelAction * const action;
+ const struct model_params * const params;
+
/** @brief ATOMIC_UNINIT action which was created at this Node */
ModelAction *uninit_action;
public:
NodeStack();
~NodeStack();
+
+ void register_engine(const ModelExecution *exec);
+
ModelAction * explore_action(ModelAction *act, enabled_type_t * is_enabled);
Node * get_head() const;
Node * get_next() const;
void reset_execution();
void pop_restofstack(int numAhead);
+ void full_reset();
int get_total_nodes() { return total_nodes; }
void print() const;
private:
node_list_t node_list;
+ const struct model_params * get_params() const;
+
+ /** @brief The model-checker execution object */
+ const ModelExecution *execution;
+
/**
* @brief the index position of the current head Node
*