X-Git-Url: https://git.sesse.net/?p=stockfish;a=blobdiff_plain;f=src%2Fthread.h;h=c209e125d1de0e62ec313307bdcd7d22c6b3f6ff;hp=9c5344c2d390ea67622139a96e5929905c02a019;hb=8e31764c49149cd73cdbfd8a251bb31f068bf799;hpb=2da290d72b4174fd36186261faba1eb8722e0ac8

diff --git a/src/thread.h b/src/thread.h
index 9c5344c2..c209e125 100644
--- a/src/thread.h
+++ b/src/thread.h
@@ -1,7 +1,7 @@
 /*
   Stockfish, a UCI chess playing engine derived from Glaurung 2.1
   Copyright (C) 2004-2008 Tord Romstad (Glaurung author)
-  Copyright (C) 2008-2009 Marco Costalba
+  Copyright (C) 2008-2010 Marco Costalba, Joona Kiiski, Tord Romstad
 
   Stockfish is free software: you can redistribute it and/or modify
   it under the terms of the GNU General Public License as published by
@@ -39,7 +39,7 @@
 ////
 
 const int MAX_THREADS = 8;
-const int ACTIVE_SPLIT_POINTS_MAX = 8;
+const int MAX_ACTIVE_SPLIT_POINTS = 8;
 
 
 ////
@@ -47,21 +47,28 @@ const int ACTIVE_SPLIT_POINTS_MAX = 8;
 ////
 
 struct SplitPoint {
-  SplitPoint *parent;
+
+  // Const data after splitPoint has been setup
+  SplitPoint* parent;
   const Position* pos;
-  SearchStack sstack[MAX_THREADS][PLY_MAX_PLUS_2];
-  SearchStack *parentSstack;
-  int ply;
   Depth depth;
-  volatile Value alpha, beta, bestValue;
-  Value futilityValue;
-  bool pvNode;
-  int master, slaves[MAX_THREADS];
+  bool pvNode, mateThreat;
+  Value beta;
+  int ply;
+  Move threatMove;
+  SearchStack sstack[MAX_THREADS][PLY_MAX_PLUS_2];
+
+  // Const pointers to shared data
+  MovePicker* mp;
+  SearchStack* parentSstack;
+
+  // Shared data
   Lock lock;
-  MovePicker *mp;
-  volatile int moves;
-  volatile int cpus;
+  volatile Value alpha;
+  volatile Value bestValue;
+  volatile int moveCount;
   volatile bool stopRequest;
+  volatile int slaves[MAX_THREADS];
 };
 
 // ThreadState type is used to represent thread's current state
@@ -77,13 +84,12 @@ enum ThreadState
 };
 
 struct Thread {
-  SplitPoint *splitPoint;
-  volatile int activeSplitPoints;
   uint64_t nodes;
   uint64_t betaCutOffs[2];
-  volatile bool printCurrentLineRequest;
   volatile ThreadState state;
-  unsigned char pad[64]; // set some distance among local data for each thread
+  SplitPoint* volatile splitPoint;
+  volatile int activeSplitPoints;
+  SplitPoint splitPoints[MAX_ACTIVE_SPLIT_POINTS];
 };