/*
 * Copyright 2025, Haiku, Inc. All rights reserved.
 * Distributed under the terms of the MIT License.
 */
#ifndef _FBSD_COMPAT_MACHINE_ATOMIC_H_
#define _FBSD_COMPAT_MACHINE_ATOMIC_H_


#include <KernelExport.h>


#define atomic_load_32(ptr)                     atomic_get((int32*)ptr)
#define atomic_set_32(ptr, val)         (void)atomic_set((int32*)ptr, val)
#define atomic_fetchadd_32(ptr, val) atomic_add((int32*)ptr, val)
#define atomic_add_32(ptr, val)         (void)atomic_add((int32*)ptr, val)
#define atomic_subtract_32(ptr, val) (void)atomic_add((int32*)ptr, -val)
#define atomic_readandclear_32(ptr) atomic_set((int32*)ptr, 0)
#define atomic_cmpset_32(ptr, old, new) \
        (atomic_test_and_set((int32*)ptr, new, old) == old)

#define atomic_load_acq_32              atomic_load_32
#define atomic_set_acq_32               atomic_set_32

#define atomic_load_64(ptr)             atomic_get64((int64*)ptr)


#define atomic_add_int                  atomic_add_32
#define atomic_subtract_int             atomic_subtract_32
#define atomic_set_int                  atomic_set_32
#define atomic_load_int                 atomic_load_32
#define atomic_cmpset_int               atomic_cmpset_32

#define atomic_store_rel_int    atomic_set_32
#define atomic_cmpset_acq_int   atomic_cmpset_32
#define atomic_readandclear_int atomic_readandclear_32

#define atomic_load_long                atomic_load_64


#define mb()    memory_full_barrier()
#define wmb()   memory_write_barrier()
#define rmb()   memory_read_barrier()


#endif  /* _FBSD_COMPAT_MACHINE_ATOMIC_H_ */