#include "pawns.h"
#include "position.h"
#include "search.h"
+#include "thread_win32.h"
struct Thread;
const size_t MAX_SPLITPOINTS_PER_THREAD = 8;
const size_t MAX_SLAVES_PER_SPLITPOINT = 4;
-#if !defined(NO_SPINLOCK)
-/// Spinlock class wraps low level atomic operations to provide a spin lock
-
-class Spinlock {
-
- std::atomic_int lock;
-public:
- Spinlock() { lock = 1; } // Init here to workaround a bug with MSVC 2013
- void acquire() {
- while (lock.fetch_sub(1, std::memory_order_acquire) != 1)
- while (lock.load(std::memory_order_relaxed) <= 0) {}
- }
- void release() { lock.store(1, std::memory_order_release); }
-};
-
-#else
+/// Spinlock class wraps low level atomic operations to provide a spin lock
class Spinlock {
- std::mutex mutex;
+ Mutex m; // WARNING: Diasabled spinlocks to test on fishtest
public:
- void acquire() { mutex.lock(); }
- void release() { mutex.unlock(); }
+ void acquire() { m.lock(); }
+ void release() { m.unlock(); }
};
-#endif
/// SplitPoint struct stores information shared by the threads searching in
/// parallel below the same split point. It is populated at splitting time.
void wait_for(volatile const bool& b);
std::thread nativeThread;
- std::mutex mutex;
- std::condition_variable sleepCondition;
+ Mutex mutex;
+ ConditionVariable sleepCondition;
volatile bool exit = false;
};
Depth minimumSplitDepth;
Spinlock spinlock;
- std::condition_variable sleepCondition;
+ ConditionVariable sleepCondition;
TimerThread* timer;
};