Don't save stale value in TT after split

[stockfish] / src / misc.h

diff --git a/src/misc.h b/src/misc.h
index 1241503ffb6f892ecc3d2a0d13b392720cd891b9..92bde8f00618f9a70b7871dd958c69b759182693 100644 (file)
--- a/src/misc.h
+++ b/src/misc.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) 2008-2012 Marco Costalba, Joona Kiiski, Tord Romstad
+  Copyright (C) 2008-2014 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
@@ -17,7 +17,7 @@
   along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */
 
-#if !defined(MISC_H_INCLUDED)
+#ifndef MISC_H_INCLUDED
 #define MISC_H_INCLUDED
 
 #include <fstream>
@@ -27,7 +27,6 @@
 #include "types.h"
 
 extern const std::string engine_info(bool to_uci = false);
-extern int cpu_count();
 extern void timed_wait(WaitCondition&, Lock&, int);
 extern void prefetch(char* addr);
 extern void start_logger(bool b);
@@ -44,31 +43,26 @@ struct Log : public std::ofstream {
 };
 
 
-struct Time {
-  int64_t msec() const { return time_to_msec(t); }
-  int elapsed() const { return int(current_time().msec() - msec()); }
-
-  static Time current_time() { Time t; system_time(&t.t); return t; }
-
-private:
-  sys_time_t t;
-};
+namespace Time {
+  typedef int64_t point;
+  inline point now() { return system_time_to_msec(); }
+}
 
 
 template<class Entry, int Size>
 struct HashTable {
-  HashTable() : e(Size, Entry()) {}
-  Entry* operator[](Key k) { return &e[(uint32_t)k & (Size - 1)]; }
+  HashTable() : table(Size, Entry()) {}
+  Entry* operator[](Key k) { return &table[(uint32_t)k & (Size - 1)]; }
 
 private:
-  std::vector<Entry> e;
+  std::vector<Entry> table;
 };
 
 
-enum SyncCout { io_lock, io_unlock };
+enum SyncCout { IO_LOCK, IO_UNLOCK };
 std::ostream& operator<<(std::ostream&, SyncCout);
 
-#define sync_cout std::cout << io_lock
-#define sync_endl std::endl << io_unlock
+#define sync_cout std::cout << IO_LOCK
+#define sync_endl std::endl << IO_UNLOCK
 
-#endif // !defined(MISC_H_INCLUDED)
+#endif // #ifndef MISC_H_INCLUDED