11.5Schristos/*	$NetBSD: atomic_init_cas.c,v 1.5 2024/01/19 19:33:49 christos Exp $	*/
21.1Sad
31.1Sad/*-
41.1Sad * Copyright (c) 2008 The NetBSD Foundation, Inc.
51.1Sad * All rights reserved.
61.1Sad *
71.1Sad * Redistribution and use in source and binary forms, with or without
81.1Sad * modification, are permitted provided that the following conditions
91.1Sad * are met:
101.1Sad * 1. Redistributions of source code must retain the above copyright
111.1Sad *    notice, this list of conditions and the following disclaimer.
121.1Sad * 2. Redistributions in binary form must reproduce the above copyright
131.1Sad *    notice, this list of conditions and the following disclaimer in the
141.1Sad *    documentation and/or other materials provided with the distribution.
151.1Sad *
161.1Sad * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
171.1Sad * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
181.1Sad * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
191.1Sad * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
201.1Sad * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
211.1Sad * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
221.1Sad * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
231.1Sad * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
241.1Sad * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
251.1Sad * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
261.1Sad * POSSIBILITY OF SUCH DAMAGE.
271.1Sad */
281.1Sad
291.1Sad/*
301.1Sad * libc glue for atomic operations where the hardware _does_ provide
311.1Sad * compare-and-swap.
321.1Sad */
331.1Sad
341.1Sad#include <sys/cdefs.h>
351.5Schristos__RCSID("$NetBSD: atomic_init_cas.c,v 1.5 2024/01/19 19:33:49 christos Exp $");
361.5Schristos#include "extern.h"
371.1Sad
381.5Schristosvoid __section(".text.startup") __attribute__ ((__visibility__("hidden")))
391.2Sad__libc_atomic_init(void)
401.1Sad{
411.1Sad
421.1Sad	/* nothing to do */
431.1Sad}
44