From b28516769ade43a736fe575902f5557421aab5aa Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Eduardo=20C=C3=A1ceres?=
 <eduardo.caceresdelacalle@gmail.com>
Date: Thu, 21 Nov 2024 23:50:19 +0100
Subject: [PATCH] Re-add accidentally removed method

---
 src/Lynx/Attacks.cs | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/src/Lynx/Attacks.cs b/src/Lynx/Attacks.cs
index af777fef..6c32607e 100644
--- a/src/Lynx/Attacks.cs
+++ b/src/Lynx/Attacks.cs
@@ -58,6 +58,14 @@ static Attacks()
         }
     }
 
+    [MethodImpl(MethodImplOptions.AggressiveInlining)]
+    public static BitBoard BishopAttacks(int squareIndex, BitBoard occupancy)
+    {
+        return Bmi2.X64.IsSupported
+            ? _pextAttacks[_pextBishopOffset[squareIndex] + Bmi2.X64.ParallelBitExtract(occupancy, _bishopOccupancyMasks[squareIndex])]
+            : MagicNumbersBishopAttacks(squareIndex, occupancy);
+    }
+
     /// <summary>
     /// Get Bishop attacks assuming current board occupancy
     /// </summary>