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/*-
* Copyright (c) 2001 Jake Burkholder.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*
* $FreeBSD$
*/
/*
* This is not atomic. It is just a stub to make things compile.
*/
#ifndef _MACHINE_ATOMIC_H_
#define _MACHINE_ATOMIC_H_
#define __atomic_op(p, op, v) ({ \
__typeof(*p) __v = (__typeof(*p))v; \
*p op __v; \
})
#define __atomic_load(p) ({ \
__typeof(*p) __v; \
__v = *p; \
__v; \
})
#define __atomic_load_clear(p) ({ \
__typeof(*p) __v; \
__v = *p; \
*p = 0; \
__v; \
})
#define __atomic_cas(p, e, s) ({ \
u_int __v; \
if (*p == (__typeof(*p))e) { \
*p = (__typeof(*p))s; \
__v = 1; \
} else { \
__v = 0; \
} \
__v; \
})
#define __atomic_op_8(p, op, v) __atomic_op(p, op, v)
#define __atomic_op_16(p, op, v) __atomic_op(p, op, v)
#define __atomic_op_32(p, op, v) __atomic_op(p, op, v)
#define __atomic_load_32(p) __atomic_load(p)
#define __atomic_load_clear_32(p) __atomic_load_clear(p)
#define __atomic_cas_32(p, e, s) __atomic_cas(p, e, s)
#define __atomic_op_64(p, op, v) __atomic_op(p, op, v)
#define __atomic_load_64(p) __atomic_load(p)
#define __atomic_load_clear_64(p) __atomic_load_clear(p)
#define __atomic_cas_64(p, e, s) __atomic_cas(p, e, s)
#define atomic_add_8(p, v) __atomic_op_8(p, +=, v)
#define atomic_subtract_8(p, v) __atomic_op_8(p, -=, v)
#define atomic_set_8(p, v) __atomic_op_8(p, |=, v)
#define atomic_clear_8(p, v) __atomic_op_8(p, &=, ~v)
#define atomic_store_8(p, v) __atomic_op_8(p, =, v)
#define atomic_add_16(p, v) __atomic_op_16(p, +=, v)
#define atomic_subtract_16(p, v) __atomic_op_16(p, -=, v)
#define atomic_set_16(p, v) __atomic_op_16(p, |=, v)
#define atomic_clear_16(p, v) __atomic_op_16(p, &=, ~v)
#define atomic_store_16(p, v) __atomic_op_16(p, =, v)
#define atomic_add_32(p, v) __atomic_op_32(p, +=, v)
#define atomic_subtract_32(p, v) __atomic_op_32(p, -=, v)
#define atomic_set_32(p, v) __atomic_op_32(p, |=, v)
#define atomic_clear_32(p, v) __atomic_op_32(p, &=, ~v)
#define atomic_store_32(p, v) __atomic_op_32(p, =, v)
#define atomic_load_32(p) __atomic_load_32(p)
#define atomic_readandclear_32(p) __atomic_load_clear_32(p)
#define atomic_cmpset_32(p, e, s) __atomic_cas_32(p, e, s)
#define atomic_add_64(p, v) __atomic_op_64(p, +=, v)
#define atomic_subtract_64(p, v) __atomic_op_64(p, -=, v)
#define atomic_set_64(p, v) __atomic_op_64(p, |=, v)
#define atomic_clear_64(p, v) __atomic_op_64(p, &=, ~v)
#define atomic_store_64(p, v) __atomic_op_64(p, =, v)
#define atomic_load_64(p) __atomic_load_64(p)
#define atomic_readandclear_64(p) __atomic_load_clear_64(p)
#define atomic_cmpset_64(p, e, s) __atomic_cas_64(p, e, s)
#define atomic_add_acq_8(p, v) __atomic_op_8(p, +=, v)
#define atomic_subtract_acq_8(p, v) __atomic_op_8(p, -=, v)
#define atomic_set_acq_8(p, v) __atomic_op_8(p, |=, v)
#define atomic_clear_acq_8(p, v) __atomic_op_8(p, &=, ~v)
#define atomic_store_acq_8(p, v) __atomic_op_8(p, =, v)
#define atomic_add_acq_16(p, v) __atomic_op_16(p, +=, v)
#define atomic_subtract_acq_16(p, v) __atomic_op_16(p, -=, v)
#define atomic_set_acq_16(p, v) __atomic_op_16(p, |=, v)
#define atomic_clear_acq_16(p, v) __atomic_op_16(p, &=, ~v)
#define atomic_store_acq_16(p, v) __atomic_op_16(p, =, v)
#define atomic_add_acq_32(p, v) __atomic_op_32(p, +=, v)
#define atomic_subtract_acq_32(p, v) __atomic_op_32(p, -=, v)
#define atomic_set_acq_32(p, v) __atomic_op_32(p, |=, v)
#define atomic_clear_acq_32(p, v) __atomic_op_32(p, &=, ~v)
#define atomic_store_acq_32(p, v) __atomic_op_32(p, =, v)
#define atomic_load_acq_32(p) __atomic_load_32(p)
#define atomic_cmpset_acq_32(p, e, s) __atomic_cas_32(p, e, s)
#define atomic_add_acq_64(p, v) __atomic_op_64(p, +=, v)
#define atomic_subtract_acq_64(p, v) __atomic_op_64(p, -=, v)
#define atomic_set_acq_64(p, v) __atomic_op_64(p, |=, v)
#define atomic_clear_acq_64(p, v) __atomic_op_64(p, &=, ~v)
#define atomic_store_acq_64(p, v) __atomic_op_64(p, =, v)
#define atomic_load_acq_64(p) __atomic_load_64(p)
#define atomic_cmpset_acq_64(p, e, s) __atomic_cas_64(p, e, s)
#define atomic_add_rel_8(p, v) __atomic_op_8(p, +=, v)
#define atomic_subtract_rel_8(p, v) __atomic_op_8(p, -=, v)
#define atomic_set_rel_8(p, v) __atomic_op_8(p, |=, v)
#define atomic_clear_rel_8(p, v) __atomic_op_8(p, &=, ~v)
#define atomic_store_rel_8(p, v) __atomic_op_8(p, =, v)
#define atomic_add_rel_16(p, v) __atomic_op_16(p, +=, v)
#define atomic_subtract_rel_16(p, v) __atomic_op_16(p, -=, v)
#define atomic_set_rel_16(p, v) __atomic_op_16(p, |=, v)
#define atomic_clear_rel_16(p, v) __atomic_op_16(p, &=, ~v)
#define atomic_store_rel_16(p, v) __atomic_op_16(p, =, v)
#define atomic_add_rel_32(p, v) __atomic_op_32(p, +=, v)
#define atomic_subtract_rel_32(p, v) __atomic_op_32(p, -=, v)
#define atomic_set_rel_32(p, v) __atomic_op_32(p, |=, v)
#define atomic_clear_rel_32(p, v) __atomic_op_32(p, &=, ~v)
#define atomic_store_rel_32(p, v) __atomic_op_32(p, =, v)
#define atomic_cmpset_rel_32(p, e, s) __atomic_cas_32(p, e, s)
#define atomic_add_rel_64(p, v) __atomic_op_64(p, +=, v)
#define atomic_subtract_rel_64(p, v) __atomic_op_64(p, -=, v)
#define atomic_set_rel_64(p, v) __atomic_op_64(p, |=, v)
#define atomic_clear_rel_64(p, v) __atomic_op_64(p, &=, ~v)
#define atomic_store_rel_64(p, v) __atomic_op_64(p, =, v)
#define atomic_cmpset_rel_64(p, e, s) __atomic_cas_64(p, e, s)
#define atomic_add_char(p, v) __atomic_op_8(p, +=, v)
#define atomic_subtract_char(p, v) __atomic_op_8(p, -=, v)
#define atomic_set_char(p, v) __atomic_op_8(p, |=, v)
#define atomic_clear_char(p, v) __atomic_op_8(p, &=, ~v)
#define atomic_store_char(p, v) __atomic_op_8(p, =, v)
#define atomic_add_short(p, v) __atomic_op_16(p, +=, v)
#define atomic_subtract_short(p, v) __atomic_op_16(p, -=, v)
#define atomic_set_short(p, v) __atomic_op_16(p, |=, v)
#define atomic_clear_short(p, v) __atomic_op_16(p, &=, ~v)
#define atomic_store_short(p, v) __atomic_op_16(p, =, v)
#define atomic_add_int(p, v) __atomic_op_32(p, +=, v)
#define atomic_subtract_int(p, v) __atomic_op_32(p, -=, v)
#define atomic_set_int(p, v) __atomic_op_32(p, |=, v)
#define atomic_clear_int(p, v) __atomic_op_32(p, &=, ~v)
#define atomic_store_int(p, v) __atomic_op_32(p, =, v)
#define atomic_load_int(p) __atomic_load_32(p)
#define atomic_readandclear_int(p) __atomic_load_clear_32(p)
#define atomic_cmpset_int(p, e, s) __atomic_cas_32(p, e, s)
#define atomic_add_long(p, v) __atomic_op_64(p, +=, v)
#define atomic_subtract_long(p, v) __atomic_op_64(p, -=, v)
#define atomic_set_long(p, v) __atomic_op_64(p, |=, v)
#define atomic_clear_long(p, v) __atomic_op_64(p, &=, ~v)
#define atomic_store_long(p, v) __atomic_op_64(p, =, v)
#define atomic_load_long(p) __atomic_load_64(p)
#define atomic_readandclear_long(p) __atomic_load_clear_64(p)
#define atomic_cmpset_long(p, e, s) __atomic_cas_64(p, e, s)
#define atomic_add_acq_char(p, v) __atomic_op_8(p, +=, v)
#define atomic_subtract_acq_char(p, v) __atomic_op_8(p, -=, v)
#define atomic_set_acq_char(p, v) __atomic_op_8(p, |=, v)
#define atomic_clear_acq_char(p, v) __atomic_op_8(p, &=, ~v)
#define atomic_store_acq_char(p, v) __atomic_op_8(p, =, v)
#define atomic_add_acq_short(p, v) __atomic_op_16(p, +=, v)
#define atomic_subtract_acq_short(p, v) __atomic_op_16(p, -=, v)
#define atomic_set_acq_short(p, v) __atomic_op_16(p, |=, v)
#define atomic_clear_acq_short(p, v) __atomic_op_16(p, &=, ~v)
#define atomic_store_acq_short(p, v) __atomic_op_16(p, =, v)
#define atomic_add_acq_int(p, v) __atomic_op_32(p, +=, v)
#define atomic_subtract_acq_int(p, v) __atomic_op_32(p, -=, v)
#define atomic_set_acq_int(p, v) __atomic_op_32(p, |=, v)
#define atomic_clear_acq_int(p, v) __atomic_op_32(p, &=, ~v)
#define atomic_store_acq_int(p, v) __atomic_op_32(p, =, v)
#define atomic_load_acq_int(p) __atomic_load_32(p)
#define atomic_cmpset_acq_int(p, e, s) __atomic_cas_32(p, e, s)
#define atomic_add_acq_long(p, v) __atomic_op_64(p, +=, v)
#define atomic_subtract_acq_long(p, v) __atomic_op_64(p, -=, v)
#define atomic_set_acq_long(p, v) __atomic_op_64(p, |=, v)
#define atomic_clear_acq_long(p, v) __atomic_op_64(p, &=, ~v)
#define atomic_store_acq_long(p, v) __atomic_op_64(p, =, v)
#define atomic_load_acq_long(p) __atomic_load_64(p)
#define atomic_cmpset_acq_long(p, e, s) __atomic_cas_64(p, e, s)
#define atomic_add_rel_char(p, v) __atomic_op_8(p, +=, v)
#define atomic_subtract_rel_char(p, v) __atomic_op_8(p, -=, v)
#define atomic_set_rel_char(p, v) __atomic_op_8(p, |=, v)
#define atomic_clear_rel_char(p, v) __atomic_op_8(p, &=, ~v)
#define atomic_store_rel_char(p, v) __atomic_op_8(p, =, v)
#define atomic_add_rel_short(p, v) __atomic_op_16(p, +=, v)
#define atomic_subtract_rel_short(p, v) __atomic_op_16(p, -=, v)
#define atomic_set_rel_short(p, v) __atomic_op_16(p, |=, v)
#define atomic_clear_rel_short(p, v) __atomic_op_16(p, &=, ~v)
#define atomic_store_rel_short(p, v) __atomic_op_16(p, =, v)
#define atomic_add_rel_int(p, v) __atomic_op_32(p, +=, v)
#define atomic_subtract_rel_int(p, v) __atomic_op_32(p, -=, v)
#define atomic_set_rel_int(p, v) __atomic_op_32(p, |=, v)
#define atomic_clear_rel_int(p, v) __atomic_op_32(p, &=, ~v)
#define atomic_store_rel_int(p, v) __atomic_op_32(p, =, v)
#define atomic_cmpset_rel_int(p, e, s) __atomic_cas_32(p, e, s)
#define atomic_add_rel_long(p, v) __atomic_op_64(p, +=, v)
#define atomic_subtract_rel_long(p, v) __atomic_op_64(p, -=, v)
#define atomic_set_rel_long(p, v) __atomic_op_64(p, |=, v)
#define atomic_clear_rel_long(p, v) __atomic_op_64(p, &=, ~v)
#define atomic_store_rel_long(p, v) __atomic_op_64(p, =, v)
#define atomic_cmpset_rel_long(p, e, s) __atomic_cas_64(p, e, s)
#define atomic_add_char(p, v) __atomic_op_8(p, +=, v)
#define atomic_subtract_char(p, v) __atomic_op_8(p, -=, v)
#define atomic_set_char(p, v) __atomic_op_8(p, |=, v)
#define atomic_clear_char(p, v) __atomic_op_8(p, &=, ~v)
#define atomic_store_char(p, v) __atomic_op_8(p, =, v)
#define atomic_add_short(p, v) __atomic_op_16(p, +=, v)
#define atomic_subtract_short(p, v) __atomic_op_16(p, -=, v)
#define atomic_set_short(p, v) __atomic_op_16(p, |=, v)
#define atomic_clear_short(p, v) __atomic_op_16(p, &=, ~v)
#define atomic_store_short(p, v) __atomic_op_16(p, =, v)
#define atomic_add_int(p, v) __atomic_op_32(p, +=, v)
#define atomic_subtract_int(p, v) __atomic_op_32(p, -=, v)
#define atomic_set_int(p, v) __atomic_op_32(p, |=, v)
#define atomic_clear_int(p, v) __atomic_op_32(p, &=, ~v)
#define atomic_store_int(p, v) __atomic_op_32(p, =, v)
#define atomic_load_int(p) __atomic_load_32(p)
#define atomic_readandclear_int(p) __atomic_load_clear_32(p)
#define atomic_cmpset_int(p, e, s) __atomic_cas_32(p, e, s)
#define atomic_add_long(p, v) __atomic_op_64(p, +=, v)
#define atomic_subtract_long(p, v) __atomic_op_64(p, -=, v)
#define atomic_set_long(p, v) __atomic_op_64(p, |=, v)
#define atomic_clear_long(p, v) __atomic_op_64(p, &=, ~v)
#define atomic_store_long(p, v) __atomic_op_64(p, =, v)
#define atomic_load_long(p) __atomic_load_64(p)
#define atomic_readandclear_long(p) __atomic_load_clear_64(p)
#define atomic_cmpset_long(p, e, s) __atomic_cas_64(p, e, s)
#define atomic_add_ptr(p, v) __atomic_op_64(p, +=, v)
#define atomic_subtract_ptr(p, v) __atomic_op_64(p, -=, v)
#define atomic_set_ptr(p, v) __atomic_op_64(p, |=, v)
#define atomic_clear_ptr(p, v) __atomic_op_64(p, &=, ~v)
#define atomic_store_ptr(p, v) __atomic_op_64(p, =, v)
#define atomic_load_ptr(p) __atomic_load_64(p)
#define atomic_readandclear_ptr(p) __atomic_load_clear_64(p)
#define atomic_cmpset_ptr(p, e, s) __atomic_cas_64(p, e, s)
#define atomic_add_acq_char(p, v) __atomic_op_8(p, +=, v)
#define atomic_subtract_acq_char(p, v) __atomic_op_8(p, -=, v)
#define atomic_set_acq_char(p, v) __atomic_op_8(p, |=, v)
#define atomic_clear_acq_char(p, v) __atomic_op_8(p, &=, ~v)
#define atomic_store_acq_char(p, v) __atomic_op_8(p, =, v)
#define atomic_add_acq_short(p, v) __atomic_op_16(p, +=, v)
#define atomic_subtract_acq_short(p, v) __atomic_op_16(p, -=, v)
#define atomic_set_acq_short(p, v) __atomic_op_16(p, |=, v)
#define atomic_clear_acq_short(p, v) __atomic_op_16(p, &=, ~v)
#define atomic_store_acq_short(p, v) __atomic_op_16(p, =, v)
#define atomic_add_acq_int(p, v) __atomic_op_32(p, +=, v)
#define atomic_subtract_acq_int(p, v) __atomic_op_32(p, -=, v)
#define atomic_set_acq_int(p, v) __atomic_op_32(p, |=, v)
#define atomic_clear_acq_int(p, v) __atomic_op_32(p, &=, ~v)
#define atomic_store_acq_int(p, v) __atomic_op_32(p, =, v)
#define atomic_load_acq_int(p) __atomic_load_32(p)
#define atomic_cmpset_acq_int(p, e, s) __atomic_cas_32(p, e, s)
#define atomic_add_acq_long(p, v) __atomic_op_64(p, +=, v)
#define atomic_subtract_acq_long(p, v) __atomic_op_64(p, -=, v)
#define atomic_set_acq_long(p, v) __atomic_op_64(p, |=, v)
#define atomic_clear_acq_long(p, v) __atomic_op_64(p, &=, ~v)
#define atomic_store_acq_long(p, v) __atomic_op_64(p, =, v)
#define atomic_load_acq_long(p) __atomic_load_64(p)
#define atomic_cmpset_acq_long(p, e, s) __atomic_cas_64(p, e, s)
#define atomic_add_acq_ptr(p, v) __atomic_op_64(p, +=, v)
#define atomic_subtract_acq_ptr(p, v) __atomic_op_64(p, -=, v)
#define atomic_set_acq_ptr(p, v) __atomic_op_64(p, |=, v)
#define atomic_clear_acq_ptr(p, v) __atomic_op_64(p, &=, ~v)
#define atomic_store_acq_ptr(p, v) __atomic_op_64(p, =, v)
#define atomic_load_acq_ptr(p) __atomic_load_64(p)
#define atomic_cmpset_acq_ptr(p, e, s) __atomic_cas_64(p, e, s)
#define atomic_add_rel_char(p, v) __atomic_op_8(p, +=, v)
#define atomic_subtract_rel_char(p, v) __atomic_op_8(p, -=, v)
#define atomic_set_rel_char(p, v) __atomic_op_8(p, |=, v)
#define atomic_clear_rel_char(p, v) __atomic_op_8(p, &=, ~v)
#define atomic_store_rel_char(p, v) __atomic_op_8(p, =, v)
#define atomic_add_rel_short(p, v) __atomic_op_16(p, +=, v)
#define atomic_subtract_rel_short(p, v) __atomic_op_16(p, -=, v)
#define atomic_set_rel_short(p, v) __atomic_op_16(p, |=, v)
#define atomic_clear_rel_short(p, v) __atomic_op_16(p, &=, ~v)
#define atomic_store_rel_short(p, v) __atomic_op_16(p, =, v)
#define atomic_add_rel_int(p, v) __atomic_op_32(p, +=, v)
#define atomic_subtract_rel_int(p, v) __atomic_op_32(p, -=, v)
#define atomic_set_rel_int(p, v) __atomic_op_32(p, |=, v)
#define atomic_clear_rel_int(p, v) __atomic_op_32(p, &=, ~v)
#define atomic_store_rel_int(p, v) __atomic_op_32(p, =, v)
#define atomic_cmpset_rel_int(p, e, s) __atomic_cas_32(p, e, s)
#define atomic_add_rel_long(p, v) __atomic_op_64(p, +=, v)
#define atomic_subtract_rel_long(p, v) __atomic_op_64(p, -=, v)
#define atomic_set_rel_long(p, v) __atomic_op_64(p, |=, v)
#define atomic_clear_rel_long(p, v) __atomic_op_64(p, &=, ~v)
#define atomic_store_rel_long(p, v) __atomic_op_64(p, =, v)
#define atomic_cmpset_rel_long(p, e, s) __atomic_cas_64(p, e, s)
#define atomic_add_rel_ptr(p, v) __atomic_op_64(p, +=, v)
#define atomic_subtract_rel_ptr(p, v) __atomic_op_64(p, -=, v)
#define atomic_set_rel_ptr(p, v) __atomic_op_64(p, |=, v)
#define atomic_clear_rel_ptr(p, v) __atomic_op_64(p, &=, ~v)
#define atomic_store_rel_ptr(p, v) __atomic_op_64(p, =, v)
#define atomic_cmpset_rel_ptr(p, e, s) __atomic_cas_64(p, e, s)
#endif /* !_MACHINE_ATOMIC_H_ */
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