* @brief Data race detection code.
*/
-#ifndef DATARACE_H
+#ifndef __DATARACE_H__
+#define __DATARACE_H__
+
#include "config.h"
#include <stdint.h>
-#include <vector>
#include "modeltypes.h"
/* Forward declaration */
-class ClockVector;
class ModelAction;
struct ShadowTable {
bool isnewwrite;
/* Address of data race. */
- void *address;
+ const void *address;
};
#define MASK16BIT 0xffff
void initRaceDetector();
-void raceCheckWrite(thread_id_t thread, void *location, ClockVector *currClock);
-void raceCheckRead(thread_id_t thread, void *location, ClockVector *currClock);
+void raceCheckWrite(thread_id_t thread, void *location);
+void raceCheckRead(thread_id_t thread, const void *location);
bool checkDataRaces();
-void printRace(struct DataRace *race);
-
-extern std::vector<struct DataRace *> unrealizedraces;
-
-/** Basic encoding idea:
- * (void *) Either:
- * (1) points to a full record or
- *
- * (2) encodes the information in a 64 bit word. Encoding is as
- * follows: lowest bit set to 1, next 8 bits are read thread id, next
- * 23 bits are read clock vector, next 8 bites are write thread id,
- * next 23 bits are write clock vector. */
+void assert_race(struct DataRace *race);
+bool haveUnrealizedRaces();
+/**
+ * @brief A record of information for detecting data races
+ */
struct RaceRecord {
modelclock_t *readClock;
thread_id_t *thread;
#define WRITEMASK READMASK
#define WRITEVECTOR(x) (((x)>>40)&WRITEMASK)
+/**
+ * The basic encoding idea is that (void *) either:
+ * -# points to a full record (RaceRecord) or
+ * -# encodes the information in a 64 bit word. Encoding is as
+ * follows:
+ * - lowest bit set to 1
+ * - next 8 bits are read thread id
+ * - next 23 bits are read clock vector
+ * - next 8 bits are write thread id
+ * - next 23 bits are write clock vector
+ */
#define ENCODEOP(rdthread, rdtime, wrthread, wrtime) (0x1ULL | ((rdthread)<<1) | ((rdtime) << 9) | (((uint64_t)wrthread)<<32) | (((uint64_t)wrtime)<<40))
#define MAXTHREADID (THREADMASK-1)
#define MAXREADVECTOR (READMASK-1)
#define MAXWRITEVECTOR (WRITEMASK-1)
-#endif
+
+#endif /* __DATARACE_H__ */