Small tweaks to recent code changes

[stockfish] / src / movepick.h

diff --git a/src/movepick.h b/src/movepick.h
index ae61be7f61549067395b84c91565856cc462082a..141454a812b5f2f95eff4e7979d1ddd43465b82f 100644 (file)
--- a/src/movepick.h
+++ b/src/movepick.h
@@ -47,8 +47,8 @@ public:
   operator TT() const { return entry; }
 
   void operator<<(int bonus) {
-    assert(abs(bonus) <= D);                   // Ensure range is [-D, D]
-    assert(D < std::numeric_limits<T>::max()); // Ensure we don't overflow
+    assert(abs(bonus) <= D);   // Ensure range is [-D, D]
+    static_assert(D <= std::numeric_limits<T>::max(), "D overflows T");
 
     entry += bonus - entry * abs(bonus) / D;
 
@@ -85,14 +85,14 @@ enum StatsParams { NOT_USED = 0 };
 /// unsuccessful during the current search, and is used for reduction and move
 /// ordering decisions. It uses 2 tables (one for each color) indexed by
 /// the move's from and to squares, see chessprogramming.wikispaces.com/Butterfly+Boards
-typedef Stats<int16_t, 10368, COLOR_NB, int(SQUARE_NB) * int(SQUARE_NB)> ButterflyHistory;
+typedef Stats<int16_t, 10692, COLOR_NB, int(SQUARE_NB) * int(SQUARE_NB)> ButterflyHistory;
 
 /// CounterMoveHistory stores counter moves indexed by [piece][to] of the previous
 /// move, see chessprogramming.wikispaces.com/Countermove+Heuristic
 typedef Stats<Move, NOT_USED, PIECE_NB, SQUARE_NB> CounterMoveHistory;
 
 /// CapturePieceToHistory is addressed by a move's [piece][to][captured piece type]
-typedef Stats<int16_t, 10368, PIECE_NB, SQUARE_NB, PIECE_TYPE_NB> CapturePieceToHistory;
+typedef Stats<int16_t, 10692, PIECE_NB, SQUARE_NB, PIECE_TYPE_NB> CapturePieceToHistory;
 
 /// PieceToHistory is like ButterflyHistory but is addressed by a move's [piece][to]
 typedef Stats<int16_t, 29952, PIECE_NB, SQUARE_NB> PieceToHistory;
@@ -117,8 +117,15 @@ public:
   MovePicker(const MovePicker&) = delete;
   MovePicker& operator=(const MovePicker&) = delete;
   MovePicker(const Position&, Move, Value, const CapturePieceToHistory*);
-  MovePicker(const Position&, Move, Depth, const ButterflyHistory*,  const CapturePieceToHistory*, Square);
-  MovePicker(const Position&, Move, Depth, const ButterflyHistory*, const CapturePieceToHistory*, const PieceToHistory**, Move, Move*);
+  MovePicker(const Position&, Move, Depth, const ButterflyHistory*,
+                                           const CapturePieceToHistory*,
+                                           const PieceToHistory**,
+                                           Square);
+  MovePicker(const Position&, Move, Depth, const ButterflyHistory*,
+                                           const CapturePieceToHistory*,
+                                           const PieceToHistory**,
+                                           Move,
+                                           Move*);
   Move next_move(bool skipQuiets = false);
 
 private:
@@ -130,7 +137,7 @@ private:
   const Position& pos;
   const ButterflyHistory* mainHistory;
   const CapturePieceToHistory* captureHistory;
-  const PieceToHistory** contHistory;
+  const PieceToHistory** continuationHistory;
   Move ttMove;
   ExtMove refutations[3], *cur, *endMoves, *endBadCaptures;
   int stage;