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cyclegraph: small cleanup
[cdsspec-compiler.git]
/
cyclegraph.h
diff --git
a/cyclegraph.h
b/cyclegraph.h
index 8fac5eb590c671682d48a6b8a8377bdeed21e2c2..dcdeb3f217deced343e4ee227741040bfc733e1e 100644
(file)
--- a/
cyclegraph.h
+++ b/
cyclegraph.h
@@
-1,9
+1,13
@@
-/** @file cyclegraph.h @brief Data structure to track ordering
- * constraints on modification order. The idea is to see whether a
- * total order exists that satisfies the ordering constriants.*/
+/**
+ * @file cyclegraph.h
+ * @brief Data structure to track ordering constraints on modification order
+ *
+ * Used to determine whether a total order exists that satisfies the ordering
+ * constraints.
+ */
-#ifndef
CYCLEGRAPH_H
-#define
CYCLEGRAPH_H
+#ifndef
__CYCLEGRAPH_H__
+#define
__CYCLEGRAPH_H__
#include "hashtable.h"
#include <vector>
#include "hashtable.h"
#include <vector>
@@
-21,23
+25,23
@@
class CycleGraph {
CycleGraph();
~CycleGraph();
void addEdge(const ModelAction *from, const ModelAction *to);
CycleGraph();
~CycleGraph();
void addEdge(const ModelAction *from, const ModelAction *to);
- bool checkForCycles();
- bool checkForRMWViolation();
+ bool checkForCycles()
const
;
+ bool checkForRMWViolation()
const
;
void addRMWEdge(const ModelAction *from, const ModelAction *rmw);
void addRMWEdge(const ModelAction *from, const ModelAction *rmw);
- bool checkPromise(const ModelAction *from, Promise *p);
- bool checkReachable(const ModelAction *from, const ModelAction *to);
+ bool checkPromise(const ModelAction *from, Promise *p)
const
;
+ bool checkReachable(const ModelAction *from, const ModelAction *to)
const
;
void startChanges();
void commitChanges();
void rollbackChanges();
#if SUPPORT_MOD_ORDER_DUMP
void startChanges();
void commitChanges();
void rollbackChanges();
#if SUPPORT_MOD_ORDER_DUMP
- void dumpNodes(FILE *file);
- void dumpGraphToFile(const char *
filename)
;
+ void dumpNodes(FILE *file)
const
;
+ void dumpGraphToFile(const char *
filename) const
;
#endif
SNAPSHOTALLOC
private:
CycleNode * getNode(const ModelAction *);
#endif
SNAPSHOTALLOC
private:
CycleNode * getNode(const ModelAction *);
- HashTable<CycleNode *, CycleNode *, uintptr_t, 4, model_malloc, model_calloc, model_free> *
discovered;
+ HashTable<CycleNode *, CycleNode *, uintptr_t, 4, model_malloc, model_calloc, model_free> *discovered;
/** @brief A table for mapping ModelActions to CycleNodes */
HashTable<const ModelAction *, CycleNode *, uintptr_t, 4> actionToNode;
/** @brief A table for mapping ModelActions to CycleNodes */
HashTable<const ModelAction *, CycleNode *, uintptr_t, 4> actionToNode;
@@
-45,7
+49,7
@@
class CycleGraph {
std::vector<CycleNode *> nodeList;
#endif
std::vector<CycleNode *> nodeList;
#endif
- bool checkReachable(CycleNode *from, CycleNode *to);
+ bool checkReachable(CycleNode *from, CycleNode *to)
const
;
/** @brief A flag: true if this graph contains cycles */
bool hasCycles;
/** @brief A flag: true if this graph contains cycles */
bool hasCycles;
@@
-61,19
+65,19
@@
class CycleGraph {
/** @brief A node within a CycleGraph; corresponds to one ModelAction */
class CycleNode {
public:
/** @brief A node within a CycleGraph; corresponds to one ModelAction */
class CycleNode {
public:
- CycleNode(const ModelAction *act
ion
);
- bool addEdge(CycleNode *
node);
+ CycleNode(const ModelAction *act);
+ bool addEdge(CycleNode *node);
CycleNode * getEdge(unsigned int i) const;
unsigned int getNumEdges() const;
bool setRMW(CycleNode *);
CycleNode * getEdge(unsigned int i) const;
unsigned int getNumEdges() const;
bool setRMW(CycleNode *);
- CycleNode
* getRMW()
;
- const ModelAction * getAction()
{return action;};
+ CycleNode
* getRMW() const
;
+ const ModelAction * getAction()
const { return action; }
void popEdge() {
edges.pop_back();
void popEdge() {
edges.pop_back();
- }
;
+ }
void clearRMW() {
void clearRMW() {
- hasRMW
=
NULL;
+ hasRMW
=
NULL;
}
SNAPSHOTALLOC
}
SNAPSHOTALLOC
@@
-86,7
+90,7
@@
class CycleNode {
/** Pointer to a RMW node that reads from this node, or NULL, if none
* exists */
/** Pointer to a RMW node that reads from this node, or NULL, if none
* exists */
- CycleNode *
hasRMW;
+ CycleNode *hasRMW;
};
};
-#endif
+#endif
/* __CYCLEGRAPH_H__ */