X-Git-Url: https://git.sesse.net/?p=stockfish;a=blobdiff_plain;f=src%2Fthread.h;h=d6a48eca73d14937f19212d462d9a120398d21d0;hp=4a077962661e0cbbb2f8c370b81329b97672d9eb;hb=HEAD;hpb=2d0237db3f0e596fb06e3ffbadba84dcc4e018f6

diff --git a/src/thread.h b/src/thread.h
index 4a077962..cb2f6db1 100644
--- a/src/thread.h
+++ b/src/thread.h
@@ -34,11 +34,7 @@
 
 namespace Stockfish {
 
-// Thread class keeps together all the thread-related stuff. We use
-// per-thread pawn and material hash tables so that once we get a
-// pointer to an entry its lifetime is unlimited and we don't have
-// to care about someone changing the entry under our feet.
-
+// Thread class keeps together all the thread-related stuff.
 class Thread {
 
     std::mutex              mutex;
@@ -72,11 +68,11 @@ class Thread {
     ButterflyHistory      mainHistory;
     CapturePieceToHistory captureHistory;
     ContinuationHistory   continuationHistory[2][2];
+    PawnHistory           pawnHistory;
 };
 
 
 // MainThread is a derived class specific for main thread
-
 struct MainThread: public Thread {
 
     using Thread::Thread;
@@ -97,7 +93,6 @@ struct MainThread: public Thread {
 // ThreadPool struct handles all the threads-related stuff like init, starting,
 // parking and, most importantly, launching a thread. All the access to threads
 // is done through this class.
-
 struct ThreadPool {
 
     void start_thinking(Position&, StateListPtr&, const Search::LimitsType&, bool = false);