-inline Value Position::mg_pst(Color c, PieceType pt, Square s) const {
- return MgPieceSquareTable[piece_of_color_and_type(c, pt)][s];
+template<Position::GamePhase Phase>
+inline Value Position::pst(Color c, PieceType pt, Square s) const {
+ return (Phase == MidGame ? MgPieceSquareTable[piece_of_color_and_type(c, pt)][s]
+ : EgPieceSquareTable[piece_of_color_and_type(c, pt)][s]);