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#ifndef __TRITON_SPINLOCK_H
#define __TRITON_SPINLOCK_H
#if defined(FUTEX_SPINLOCK)
/*#include <unistd.h>
#include <sys/syscall.h>
#include <linux/futex.h>
typedef volatile int __attribute__((aligned)) spinlock_t;
static inline void _spin_lock(spinlock_t *l)
{
syscall(SYS_futex, l, FUTEX_WAIT, r, NULL, NULL, 0);
}
static inline void _spin_unlock(spinlock_t *l)
{
syscall(SYS_futex, l, FUTEX_WAKE, 2, NULL, NULL, 0);
}
#define spin_lock(l) _spin_lock(l)
#define spin_unlock(l) _spin_unlock(l)
#define SPINLOCK_INITIALIZER 1
#define spinlock_init(l) {*(l)=1;}*/
#elif defined(GCC_SPINLOCK)
typedef volatile int __attribute__((aligned)) spinlock_t;
#define spin_lock(l) {while(__sync_lock_test_and_set(l,1));}
#define spin_unlock(l) __sync_lock_release(l)
#define SPINLOCK_INITIALIZER 0
#define spinlock_init(l) {*(l)=0;}
#else
#include <pthread.h>
typedef pthread_mutex_t spinlock_t;
#define spin_lock(l) pthread_mutex_lock(l)
#define spin_unlock(l) pthread_mutex_unlock(l)
#define SPINLOCK_INITIALIZER PTHREAD_MUTEX_INITIALIZER
#define spinlock_init(l) pthread_mutex_init(l,NULL)
#endif
#endif
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