#ifndef _SIMIX_SYNCHRO_PRIVATE_H
#define _SIMIX_SYNCHRO_PRIVATE_H
+#include <atomic>
+
#include "xbt/base.h"
#include "xbt/swag.h"
#include "xbt/xbt_os_thread.h"
smx_process_t owner = nullptr;
// List of sleeping processes:
xbt_swag_t sleeping = nullptr;
+
+ // boost::intrusive_ptr<Mutex> support:
+ friend void intrusive_ptr_add_ref(Mutex* mutex)
+ {
+ // Atomic operation! Do not split in two instructions!
+ auto previous = (mutex->refcount_)++;
+ xbt_assert(previous != 0);
+ (void) previous;
+ }
+ friend void intrusive_ptr_release(Mutex* mutex)
+ {
+ // Atomic operation! Do not split in two instructions!
+ auto count = --(mutex->refcount_);
+ if (count == 0)
+ delete mutex;
+ }
+private:
+ std::atomic_int_fast32_t refcount_ { 1 };
};
}
typedef struct s_smx_cond {
smx_mutex_t mutex;
xbt_swag_t sleeping; /* list of sleeping process */
+ std::atomic_int_fast32_t refcount_;
} s_smx_cond_t;
typedef struct s_smx_sem {
xbt_swag_t sleeping; /* list of sleeping process */
} s_smx_sem_t;
+
+
XBT_PRIVATE void SIMIX_post_synchro(smx_synchro_t synchro);
XBT_PRIVATE void SIMIX_synchro_stop_waiting(smx_process_t process, smx_simcall_t simcall);
XBT_PRIVATE void SIMIX_synchro_destroy(smx_synchro_t synchro);
XBT_PRIVATE smx_cond_t SIMIX_cond_init(void);
XBT_PRIVATE void SIMIX_cond_broadcast(smx_cond_t cond);
XBT_PRIVATE void SIMIX_cond_signal(smx_cond_t cond);
+XBT_PRIVATE void intrusive_ptr_add_ref(s_smx_cond_t *cond);
+XBT_PRIVATE void intrusive_ptr_release(s_smx_cond_t *cond);
XBT_PRIVATE XBT_PRIVATE smx_sem_t SIMIX_sem_init(unsigned int value);
XBT_PRIVATE void SIMIX_sem_release(smx_sem_t sem);
XBT_PRIVATE int SIMIX_sem_would_block(smx_sem_t sem);
XBT_PRIVATE int SIMIX_sem_get_capacity(smx_sem_t sem);
-
#endif
