X-Git-Url: https://git.sesse.net/?a=blobdiff_plain;f=src%2Fpawns.cpp;h=8f5e18904f7503f5e9b81fd42fa6073e387b0de7;hb=18cd83a38042a3993678e88bc8163ceb1cbd62b4;hp=f06b1283d418a529e8196150a5de85e8b934bd02;hpb=e4277c06bfb783b5ec78001eeef06fa9feae033f;p=stockfish

diff --git a/src/pawns.cpp b/src/pawns.cpp
index f06b1283..8f5e1890 100644
--- a/src/pawns.cpp
+++ b/src/pawns.cpp
@@ -193,6 +193,10 @@ PawnInfo* PawnInfoTable::get_pawn_info(const Position& pos) {
   Value mgValue[2] = {Value(0), Value(0)};
   Value egValue[2] = {Value(0), Value(0)};
 
+  // Calculate pawn attacks
+  pi->pawnAttacks[WHITE] = ((pos.pieces(PAWN, WHITE) << 9) & ~FileABB) | ((pos.pieces(PAWN, WHITE) << 7) & ~FileHBB);
+  pi->pawnAttacks[BLACK] = ((pos.pieces(PAWN, BLACK) >> 7) & ~FileABB) | ((pos.pieces(PAWN, BLACK) >> 9) & ~FileHBB);
+
   // Loop through the pawns for both colors
   for (Color us = WHITE; us <= BLACK; us++)
   {