Remove HistoryStats

[stockfish] / src / thread.cpp

diff --git a/src/thread.cpp b/src/thread.cpp
index 2923c07fac52ad9ac105bd318f1c059dffde17c8..d900cbfcea1a418aec9f8f4976ab70a0d95c3d8d 100644 (file)
--- a/src/thread.cpp
+++ b/src/thread.cpp
@@ -36,8 +36,7 @@ Thread::Thread() {
 
   resetCalls = exit = false;
   maxPly = callsCnt = 0;
-  history.clear();
-  counterMoves.clear();
+  tbHits = 0;
   idx = Threads.size(); // Start from 0
 
   std::unique_lock<Mutex> lk(mutex);
@@ -95,6 +94,8 @@ void Thread::start_searching(bool resume) {
 
 void Thread::idle_loop() {
 
+  WinProcGroup::bindThisThread(idx);
+
   while (!exit)
   {
       std::unique_lock<Mutex> lk(mutex);
@@ -122,7 +123,7 @@ void Thread::idle_loop() {
 
 void ThreadPool::init() {
 
-  push_back(new MainThread);
+  push_back(new MainThread());
   read_uci_options();
 }
 
@@ -149,7 +150,7 @@ void ThreadPool::read_uci_options() {
   assert(requested > 0);
 
   while (size() < requested)
-      push_back(new Thread);
+      push_back(new Thread());
 
   while (size() > requested)
       delete back(), pop_back();
@@ -158,15 +159,26 @@ void ThreadPool::read_uci_options() {
 
 /// ThreadPool::nodes_searched() returns the number of nodes searched
 
-int64_t ThreadPool::nodes_searched() {
+uint64_t ThreadPool::nodes_searched() const {
 
-  int64_t nodes = 0;
+  uint64_t nodes = 0;
   for (Thread* th : *this)
       nodes += th->rootPos.nodes_searched();
   return nodes;
 }
 
 
+/// ThreadPool::tb_hits() returns the number of TB hits
+
+uint64_t ThreadPool::tb_hits() const {
+
+  uint64_t hits = 0;
+  for (Thread* th : *this)
+      hits += th->tbHits;
+  return hits;
+}
+
+
 /// ThreadPool::start_thinking() wakes up the main thread sleeping in idle_loop()
 /// and starts a new search, then returns immediately.
 
@@ -199,6 +211,7 @@ void ThreadPool::start_thinking(Position& pos, StateListPtr& states,
   for (Thread* th : Threads)
   {
       th->maxPly = 0;
+      th->tbHits = 0;
       th->rootDepth = DEPTH_ZERO;
       th->rootMoves = rootMoves;
       th->rootPos.set(pos.fen(), pos.is_chess960(), &setupStates->back(), th);