src/hotspot/share/runtime/mutex.hpp

@@ -65,17 +65,10 @@
   volatile intptr_t FullWord ;
   volatile void * Address ;
   volatile jbyte Bytes [sizeof(intptr_t)] ;
 } ;
 
-// Endian-ness ... index of least-significant byte in SplitWord.Bytes[]
-#ifdef VM_LITTLE_ENDIAN
- #define _LSBINDEX 0
-#else
- #define _LSBINDEX (sizeof(intptr_t)-1)
-#endif
-
 class ParkEvent ;
 
 // See orderAccess.hpp.  We assume throughout the VM that mutex lock and
 // try_lock do fence-lock-acquire, and that unlock does a release-unlock,
 // *in that order*.  If their implementations change such that these

@@ -126,11 +119,10 @@
   // type-stable, meaning we can safely unpark() a possibly stale
   // list element in the unlock()-path.
 
  protected:                              // Monitor-Mutex metadata
   SplitWord _LockWord ;                  // Contention queue (cxq) colocated with Lock-byte
-  enum LockWordBits { _LBIT=1 } ;
   Thread * volatile _owner;              // The owner of the lock
                                          // Consider sequestering _owner on its own $line
                                          // to aid future synchronization mechanisms.
   ParkEvent * volatile _EntryList ;      // List of threads waiting for entry
   ParkEvent * volatile _OnDeck ;         // heir-presumptive