X-Git-Url: https://git.sesse.net/?p=stockfish;a=blobdiff_plain;f=src%2Fthread.h;h=98576ccea2131a877edc2a61a16ff164219596c3;hp=66acf6f80808ab5ff6638f555a5aaff4bab1d6a6;hb=00d9fe8af09891e82d66f88c48b513d6a7326f2a;hpb=16d6faf479fb0b18ba0342e8bcf9a69eb4f7a77a diff --git a/src/thread.h b/src/thread.h index 66acf6f8..98576cce 100644 --- a/src/thread.h +++ b/src/thread.h @@ -39,7 +39,7 @@ //// const int MAX_THREADS = 8; -const int ACTIVE_SPLIT_POINTS_MAX = 8; +const int MAX_ACTIVE_SPLIT_POINTS = 8; //// @@ -54,7 +54,9 @@ struct SplitPoint { Depth depth; bool pvNode, mateThreat; Value beta; - int ply, master; + int ply; + int master; + Move threatMove; SearchStack sstack[MAX_THREADS][PLY_MAX_PLUS_2]; // Const pointers to shared data @@ -63,9 +65,10 @@ struct SplitPoint { // Shared data Lock lock; + volatile int64_t nodes; volatile Value alpha; volatile Value bestValue; - volatile int moves; + volatile int moveCount; volatile bool stopRequest; volatile int slaves[MAX_THREADS]; }; @@ -74,21 +77,19 @@ struct SplitPoint { 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 { - SplitPoint* splitPoint; - volatile int activeSplitPoints; - uint64_t nodes; - uint64_t betaCutOffs[2]; 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]; };