#include "hashtable.h"
#include <vector>
#include <inttypes.h>
+#include "config.h"
+#include "mymemory.h"
class CycleNode;
class ModelAction;
~CycleGraph();
void addEdge(const ModelAction *from, const ModelAction *to);
bool checkForCycles();
+ bool checkForRMWViolation();
void addRMWEdge(const ModelAction *from, const ModelAction *rmw);
+ bool checkReachable(const ModelAction *from, const ModelAction *to);
+ void startChanges();
+ void commitChanges();
+ void rollbackChanges();
+#if SUPPORT_MOD_ORDER_DUMP
+ void dumpNodes(FILE *file);
+ void dumpGraphToFile(const char * filename);
+#endif
+
+ SNAPSHOTALLOC
private:
CycleNode * getNode(const ModelAction *);
/** @brief A table for mapping ModelActions to CycleNodes */
HashTable<const ModelAction *, CycleNode *, uintptr_t, 4> actionToNode;
+#if SUPPORT_MOD_ORDER_DUMP
+ std::vector<CycleNode *> nodeList;
+#endif
bool checkReachable(CycleNode *from, CycleNode *to);
/** @brief A flag: true if this graph contains cycles */
bool hasCycles;
+ bool oldCycles;
+
+ bool hasRMWViolation;
+ bool oldRMWViolation;
+
+ std::vector<CycleNode *> rollbackvector;
+ std::vector<CycleNode *> rmwrollbackvector;
};
/** @brief A node within a CycleGraph; corresponds to one ModelAction */
class CycleNode {
public:
CycleNode(const ModelAction *action);
- void addEdge(CycleNode * node);
+ bool addEdge(CycleNode * node);
std::vector<CycleNode *> * getEdges();
bool setRMW(CycleNode *);
CycleNode* getRMW();
+ const ModelAction * getAction() {return action;};
+
+ void popEdge() {
+ edges.pop_back();
+ };
+ void clearRMW() {
+ hasRMW=NULL;
+ }
+ SNAPSHOTALLOC
private:
/** @brief The ModelAction that this node represents */
const ModelAction *action;