add support for dumping cyclegraphs as dot files... also eliminate redundant edges...

[model-checker.git] / cyclegraph.h

diff --git a/cyclegraph.h b/cyclegraph.h
index 81d736962dcb6893c8ef213b9571454c24ac5ea6..c8e8956be10529d194304061f8f90a6c48181181 100644 (file)
--- a/cyclegraph.h
+++ b/cyclegraph.h
@@ -8,7 +8,7 @@
 #include "hashtable.h"
 #include <vector>
 #include <inttypes.h>
-
+#include "config.h"
 #include "mymemory.h"
 
 class CycleNode;
@@ -28,6 +28,9 @@ class CycleGraph {
        void startChanges();
        void commitChanges();
        void rollbackChanges();
+#if SUPPORT_MOD_ORDER_DUMP
+       void dumpGraphToFile(const char * filename);
+#endif
 
        SNAPSHOTALLOC
  private:
@@ -35,6 +38,9 @@ class CycleGraph {
 
        /** @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);
 
@@ -53,10 +59,12 @@ class CycleGraph {
 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();
        };