atomic_or.S revision 1.4.4.1
1/* $NetBSD: atomic_or.S,v 1.4.4.1 2008/05/18 12:28:45 yamt Exp $ */ 2 3/*- 4 * Copyright (c) 2007 The NetBSD Foundation, Inc. 5 * All rights reserved. 6 * 7 * This code is derived from software contributed to The NetBSD Foundation 8 * by Jason R. Thorpe. 9 * 10 * Redistribution and use in source and binary forms, with or without 11 * modification, are permitted provided that the following conditions 12 * are met: 13 * 1. Redistributions of source code must retain the above copyright 14 * notice, this list of conditions and the following disclaimer. 15 * 2. Redistributions in binary form must reproduce the above copyright 16 * notice, this list of conditions and the following disclaimer in the 17 * documentation and/or other materials provided with the distribution. 18 * 19 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS 20 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 21 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 22 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS 23 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 24 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 25 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 26 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 27 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 28 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 29 * POSSIBILITY OF SUCH DAMAGE. 30 */ 31 32#include "atomic_op_asm.h" 33 34 .text 35 36ENTRY_NOPROFILE(_atomic_or_32) 37 movl %sp@(4), %a0 38 movl %sp@(8), %d0 39 orl %d0, %a0@ 40 rts 41ATOMIC_OP_ALIAS(atomic_or_32,_atomic_or_32) 42ATOMIC_OP_ALIAS(atomic_or_uint,_atomic_or_32) 43STRONG_ALIAS(_atomic_or_uint,_atomic_or_32) 44ATOMIC_OP_ALIAS(atomic_or_ulong,_atomic_or_32) 45STRONG_ALIAS(_atomic_or_ulong,_atomic_or_32) 46ATOMIC_OP_ALIAS(atomic_or_ptr,_atomic_or_32) 47STRONG_ALIAS(_atomic_or_ptr,_atomic_or_32) 48 49ENTRY_NOPROFILE(_atomic_or_32_nv) 50 movl %sp@(4), %a0 511: movl %a0@, %d0 52 movl %d0, %d1 53 orl %sp@(8), %d0 54 casl %d1, %d0, %a0@ 55 bne 1b 56 rts 57ATOMIC_OP_ALIAS(atomic_or_32_nv,_atomic_or_32_nv) 58ATOMIC_OP_ALIAS(atomic_or_uint_nv,_atomic_or_32_nv) 59STRONG_ALIAS(_atomic_or_uint_nv,_atomic_or_32_nv) 60ATOMIC_OP_ALIAS(atomic_or_ulong_nv,_atomic_or_32_nv) 61STRONG_ALIAS(_atomic_or_ulong_nv,_atomic_or_32_nv) 62ATOMIC_OP_ALIAS(atomic_or_ptr_nv,_atomic_or_32_nv) 63STRONG_ALIAS(_atomic_or_ptr_nv,_atomic_or_32_nv) 64