X-Git-Url: https://git.sesse.net/?p=stockfish;a=blobdiff_plain;f=src%2Fsearch.h;h=20cfd4741fab7ca35c2e55979e6794eecb373409;hp=6f2bcdb3ddb0431e3c9d2debd86f89f09824942e;hb=62f531254e03f946c92ad307fb68c7faa2806d16;hpb=adeded29fb6ce483bbbafaa0f67aa086cad968f9

diff --git a/src/search.h b/src/search.h
index 6f2bcdb3..20cfd474 100644
--- a/src/search.h
+++ b/src/search.h
@@ -38,6 +38,7 @@ namespace Search {
 
 struct Stack {
   SplitPoint* splitPoint;
+  Move* pv;
   int ply;
   Move currentMove;
   Move ttMove;
@@ -45,8 +46,7 @@ struct Stack {
   Move killers[2];
   Depth reduction;
   Value staticEval;
-  bool skipNullMove;
-  bool nullChild;
+  bool skipEarlyPruning;
 };
 
 
@@ -56,21 +56,19 @@ struct Stack {
 /// all non-pv moves.
 struct RootMove {
 
-  RootMove(Move m) : score(-VALUE_INFINITE), prevScore(-VALUE_INFINITE) {
-    pv.push_back(m); pv.push_back(MOVE_NONE);
-  }
+  RootMove(Move m) : score(-VALUE_INFINITE), previousScore(-VALUE_INFINITE), pv(1, m) {}
 
   bool operator<(const RootMove& m) const { return score > m.score; } // Ascending sort
   bool operator==(const Move& m) const { return pv[0] == m; }
 
-  void extract_pv_from_tt(Position& pos);
   void insert_pv_in_tt(Position& pos);
 
   Value score;
-  Value prevScore;
+  Value previousScore;
   std::vector<Move> pv;
 };
 
+typedef std::vector<RootMove> RootMoveVector;
 
 /// The LimitsType struct stores information sent by GUI about available time
 /// to search the current move, maximum depth/time, if we are in analysis mode
@@ -79,13 +77,14 @@ struct RootMove {
 struct LimitsType {
 
   LimitsType() { // Using memset on a std::vector is undefined behavior
-    time[WHITE] = time[BLACK] = inc[WHITE] = inc[BLACK] = movestogo =
-    depth = nodes = movetime = mate = infinite = ponder = 0;
+    nodes = time[WHITE] = time[BLACK] = inc[WHITE] = inc[BLACK] = movestogo =
+    depth = movetime = mate = infinite = ponder = 0;
   }
   bool use_time_management() const { return !(mate | movetime | depth | nodes | infinite); }
 
   std::vector<Move> searchmoves;
-  int time[COLOR_NB], inc[COLOR_NB], movestogo, depth, nodes, movetime, mate, infinite, ponder;
+  int time[COLOR_NB], inc[COLOR_NB], movestogo, depth, movetime, mate, infinite, ponder;
+  int64_t nodes;
 };
 
 
@@ -100,14 +99,14 @@ typedef std::auto_ptr<std::stack<StateInfo> > StateStackPtr;
 
 extern volatile SignalsType Signals;
 extern LimitsType Limits;
-extern std::vector<RootMove> RootMoves;
+extern RootMoveVector RootMoves;
 extern Position RootPos;
 extern Time::point SearchTime;
 extern StateStackPtr SetupStates;
 
-extern void init();
-extern uint64_t perft(Position& pos, Depth depth);
-extern void think();
+void init();
+void think();
+template<bool Root> uint64_t perft(Position& pos, Depth depth);
 
 } // namespace Search