Singular quiet LMR

[stockfish] / src / thread.cpp

diff --git a/src/thread.cpp b/src/thread.cpp
index 615d482cafa811a4046eaacf7f21676b28f46ed6..c171312203f2125d9acfff40c892e09011231e58 100644 (file)
--- a/src/thread.cpp
+++ b/src/thread.cpp
@@ -54,7 +54,7 @@ Thread::~Thread() {
 
 /// Thread::bestMoveCount(Move move) return best move counter for the given root move
 
-int Thread::best_move_count(Move move) {
+int Thread::best_move_count(Move move) const {
 
   auto rm = std::find(rootMoves.begin() + pvIdx,
                       rootMoves.begin() + pvLast, move);
@@ -68,17 +68,17 @@ void Thread::clear() {
 
   counterMoves.fill(MOVE_NONE);
   mainHistory.fill(0);
+  lowPlyHistory.fill(0);
   captureHistory.fill(0);
 
   for (bool inCheck : { false, true })
-    for (StatsType c : { NoCaptures, Captures })
-      for (auto& to : continuationHistory[inCheck][c])
-        for (auto& h : to)
-          h->fill(0);
-
-  for (bool inCheck : { false, true })
-    for (StatsType c : { NoCaptures, Captures })
-      continuationHistory[inCheck][c][NO_PIECE][0]->fill(Search::CounterMovePruneThreshold - 1);
+      for (StatsType c : { NoCaptures, Captures })
+      {
+          for (auto& to : continuationHistory[inCheck][c])
+                for (auto& h : to)
+                      h->fill(0);
+          continuationHistory[inCheck][c][NO_PIECE][0]->fill(Search::CounterMovePruneThreshold - 1);
+      }
 }
 
 /// Thread::start_searching() wakes up the thread that will start the search
@@ -151,7 +151,7 @@ void ThreadPool::set(size_t requested) {
       clear();
 
       // Reallocate the hash with the new threadpool size
-      TT.resize(Options["Hash"]);
+      TT.resize(size_t(Options["Hash"]));
 
       // Init thread number dependent search params.
       Search::init();
@@ -166,7 +166,7 @@ void ThreadPool::clear() {
       th->clear();
 
   main()->callsCnt = 0;
-  main()->previousScore = VALUE_INFINITE;
+  main()->bestPreviousScore = VALUE_INFINITE;
   main()->previousTimeReduction = 1.0;
 }