Introduce separate counter-move tables for inCheck

[stockfish] / src / tt.h

diff --git a/src/tt.h b/src/tt.h
index fefc8e2c29d928a819ac3437a6cea53192dbb2f3..d087cc38f77e2cad94feb67940ccc26c37f06189 100644 (file)
--- a/src/tt.h
+++ b/src/tt.h
@@ -40,7 +40,7 @@ struct TTEntry {
   Move  move()  const { return (Move )move16; }
   Value value() const { return (Value)value16; }
   Value eval()  const { return (Value)eval16; }
-  Depth depth() const { return (Depth)(depth8 * int(ONE_PLY)); }
+  Depth depth() const { return (Depth)depth8 + DEPTH_OFFSET; }
   bool is_pv() const { return (bool)(genBound8 & 0x4); }
   Bound bound() const { return (Bound)(genBound8 & 0x3); }
   void save(Key k, Value v, bool pv, Bound b, Depth d, Move m, Value ev);
@@ -53,7 +53,7 @@ private:
   int16_t  value16;
   int16_t  eval16;
   uint8_t  genBound8;
-  int8_t   depth8;
+  uint8_t  depth8;
 };