Update comments related after new see_ge()

[stockfish] / src / search.cpp

diff --git a/src/search.cpp b/src/search.cpp
index 19749b6413163e4e1966d513c0043db4d2090f50..383996501c6f15411142d9f739fe31752c945dba 100644 (file)
--- a/src/search.cpp
+++ b/src/search.cpp
@@ -183,8 +183,6 @@ void Search::init() {
           for (int mc = 1; mc < 64; ++mc)
           {
               double r = log(d) * log(mc) / 2;
-              if (r < 0.80)
-                continue;
 
               Reductions[NonPV][imp][d][mc] = int(std::round(r));
               Reductions[PV][imp][d][mc] = std::max(Reductions[NonPV][imp][d][mc] - 1, 0);
@@ -214,6 +212,7 @@ void Search::clear() {
       th->counterMoves.clear();
       th->fromTo.clear();
       th->counterMoveHistory.clear();
+      th->resetCalls = true;
   }
 
   Threads.main()->previousScore = VALUE_INFINITE;
@@ -664,9 +663,10 @@ namespace {
             &&  pos.rule50_count() == 0
             && !pos.can_castle(ANY_CASTLING))
         {
-            int found, v = Tablebases::probe_wdl(pos, &found);
+            TB::ProbeState err;
+            TB::WDLScore v = Tablebases::probe_wdl(pos, &err);
 
-            if (found)
+            if (err != TB::ProbeState::FAIL)
             {
                 thisThread->tbHits++;
 
@@ -984,8 +984,7 @@ moves_loop: // When in check search starts from here
 
               // Decrease reduction for moves that escape a capture. Filter out
               // castling moves, because they are coded as "king captures rook" and
-              // hence break make_move(). Also use see() instead of see_sign(),
-              // because the destination square is empty.
+              // hence break make_move().
               else if (   type_of(move) == NORMAL
                        && type_of(pos.piece_on(to_sq(move))) != PAWN
                        && !pos.see_ge(make_move(to_sq(move), from_sq(move)),  VALUE_ZERO))