X-Git-Url: https://git.sesse.net/?p=stockfish;a=blobdiff_plain;f=src%2Fthread.h;h=64804d45e19f9b882010ff1a0751a53cc3fade31;hp=c209e125d1de0e62ec313307bdcd7d22c6b3f6ff;hb=b41b590457d2b57ad6405527e7364531af814440;hpb=d004ec924de058f46076b23c0cf244d46e752ac7
diff --git a/src/thread.h b/src/thread.h
index c209e125..64804d45 100644
--- a/src/thread.h
+++ b/src/thread.h
@@ -17,15 +17,9 @@
along with this program. If not, see .
*/
-
#if !defined(THREAD_H_INCLUDED)
#define THREAD_H_INCLUDED
-
-////
-//// Includes
-////
-
#include
#include "lock.h"
@@ -33,64 +27,51 @@
#include "position.h"
#include "search.h"
-
-////
-//// Constants and variables
-////
-
-const int MAX_THREADS = 8;
+const int MAX_THREADS = 32;
const int MAX_ACTIVE_SPLIT_POINTS = 8;
-
-////
-//// Types
-////
-
struct SplitPoint {
// Const data after splitPoint has been setup
SplitPoint* parent;
const Position* pos;
Depth depth;
- bool pvNode, mateThreat;
+ bool pvNode;
Value beta;
int ply;
+ int master;
Move threatMove;
- SearchStack sstack[MAX_THREADS][PLY_MAX_PLUS_2];
// Const pointers to shared data
MovePicker* mp;
- SearchStack* parentSstack;
+ SearchStack* ss;
// Shared data
Lock lock;
+ volatile int64_t nodes;
volatile Value alpha;
volatile Value bestValue;
volatile int moveCount;
- volatile bool stopRequest;
+ volatile bool betaCutoff;
volatile int slaves[MAX_THREADS];
};
// ThreadState type is used to represent thread's current state
-
enum ThreadState
{
+ THREAD_INITIALIZING, // thread is initializing itself
THREAD_SEARCHING, // thread is performing work
- THREAD_AVAILABLE, // thread is polling for work
- THREAD_SLEEPING, // we are not thinking, so thread is sleeping
+ THREAD_AVAILABLE, // thread is waiting for work
THREAD_BOOKED, // other thread (master) has booked us as a slave
THREAD_WORKISWAITING, // master has ordered us to start
THREAD_TERMINATED // we are quitting and thread is terminated
};
struct Thread {
- uint64_t nodes;
- uint64_t betaCutOffs[2];
volatile ThreadState state;
SplitPoint* volatile splitPoint;
volatile int activeSplitPoints;
SplitPoint splitPoints[MAX_ACTIVE_SPLIT_POINTS];
};
-
#endif // !defined(THREAD_H_INCLUDED)