Remove TranspositionTable::overwrites variable

[stockfish] / src / tt.h

diff --git a/src/tt.h b/src/tt.h
index 6833c67db0b36a2395a859a5033f79b64943e30c..bd6aae99b9e2918a4b008e28af9abc2f17e75f4e 100644 (file)
--- a/src/tt.h
+++ b/src/tt.h
@@ -113,16 +113,9 @@ public:
   void new_search();
   void insert_pv(const Position& pos, Move pv[]);
   void extract_pv(const Position& pos, Move bestMove, Move pv[], const int PLY_MAX);
-  int full() const;
   TTEntry* first_entry(const Key posKey) const;
 
 private:
-  // Be sure 'overwrites' is at least one cache line away
-  // from read only variables.
-  unsigned char pad_before[64 - sizeof(unsigned)];
-  unsigned overwrites; // heavy SMP read/write access here
-  unsigned char pad_after[64];
-
   size_t size;
   TTCluster* entries;
   uint8_t generation;