Simplify away the Reverse Move penalty

[stockfish] / src / types.h

diff --git a/src/types.h b/src/types.h
index fd643117072b08fcef29659dc94a1b5d79966fc0..02cd19def775ab25fee2da23b63ebd19350330b1 100644 (file)
--- a/src/types.h
+++ b/src/types.h
@@ -470,10 +470,6 @@ constexpr Move make_move(Square from, Square to) {
   return Move((from << 6) + to);
 }
 
-constexpr Move reverse_move(Move m) {
-  return make_move(to_sq(m), from_sq(m));
-}
-
 template<MoveType T>
 constexpr Move make(Square from, Square to, PieceType pt = KNIGHT) {
   return Move(T + ((pt - KNIGHT) << 12) + (from << 6) + to);