Update the default net to nn-76a8a7ffb820.nnue.

[stockfish] / src / search.cpp

diff --git a/src/search.cpp b/src/search.cpp
index 008a60ede4a6138c47901d8c359fbcc64aa2707c..c41df1f0fdcb7005526a20ba2b349cfaa3c80542 100644 (file)
--- a/src/search.cpp
+++ b/src/search.cpp
@@ -760,6 +760,7 @@ namespace {
             ss->staticEval = eval = -(ss-1)->staticEval;
 
         // Save static evaluation into transposition table
+        if(!excludedMove)
         tte->save(posKey, VALUE_NONE, ss->ttPv, BOUND_NONE, DEPTH_NONE, MOVE_NONE, eval);
     }
 
@@ -1021,8 +1022,7 @@ moves_loop: // When in check, search starts from here
                   continue;
 
               // Futility pruning: parent node (~5 Elo)
-              if (   lmrDepth < 7
-                  && !ss->inCheck
+              if (   !ss->inCheck
                   && ss->staticEval + 174 + 157 * lmrDepth <= alpha
                   &&  (*contHist[0])[movedPiece][to_sq(move)]
                     + (*contHist[1])[movedPiece][to_sq(move)]
@@ -1172,8 +1172,7 @@ moves_loop: // When in check, search starts from here
                              - 4923;
 
               // Decrease/increase reduction for moves with a good/bad history (~30 Elo)
-              if (!ss->inCheck)
-                  r -= ss->statScore / 14721;
+              r -= ss->statScore / 14721;
           }
 
           // In general we want to cap the LMR depth search at newDepth. But if
@@ -1472,6 +1471,10 @@ moves_loop: // When in check, search starts from here
     {
       assert(is_ok(move));
 
+      // Check for legality
+      if (!pos.legal(move))
+          continue;
+
       givesCheck = pos.gives_check(move);
       captureOrPromotion = pos.capture_or_promotion(move);
 
@@ -1510,13 +1513,6 @@ moves_loop: // When in check, search starts from here
       // Speculative prefetch as early as possible
       prefetch(TT.first_entry(pos.key_after(move)));
 
-      // Check for legality just before making the move
-      if (!pos.legal(move))
-      {
-          moveCount--;
-          continue;
-      }
-
       ss->currentMove = move;
       ss->continuationHistory = &thisThread->continuationHistory[ss->inCheck]
                                                                 [captureOrPromotion]