From: Jean-Francois Romang <jeanfrancois.romang@gmail.com>
Date: Thu, 27 Mar 2014 17:38:19 +0000 (+0100)
Subject: Further simplification of TT replace strategy
X-Git-Url: https://git.sesse.net/?p=stockfish;a=commitdiff_plain;h=4833887842f3e43153306799ecc8f8a3d181f3b0

Further simplification of TT replace strategy

No functional change
---

diff --git a/src/tt.cpp b/src/tt.cpp
index d887844c..efaf9928 100644
--- a/src/tt.cpp
+++ b/src/tt.cpp
@@ -111,9 +111,9 @@ void TranspositionTable::store(const Key key, Value v, Bound b, Depth d, Move m,
       }
 
       // Implement replace strategy
-      if (  (replace->generation8 == generation) * 2
-          - (tte->generation8 == generation || tte->bound() == BOUND_EXACT) * 2
-          + (tte->depth16 < replace->depth16) > 0)
+      if (  (    tte->generation8 == generation || tte->bound() == BOUND_EXACT)
+          - (replace->generation8 == generation)
+          < (tte->depth16 < replace->depth16))
           replace = tte;
   }