1/* $NetBSD: atomic_and.S,v 1.2 2007/11/28 17:29:32 ad 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 * 3. All advertising materials mentioning features or use of this software 19 * must display the following acknowledgement: 20 * This product includes software developed by the NetBSD 21 * Foundation, Inc. and its contributors. 22 * 4. Neither the name of The NetBSD Foundation nor the names of its 23 * contributors may be used to endorse or promote products derived 24 * from this software without specific prior written permission. 25 * 26 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS 27 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 28 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 29 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS 30 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 31 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 32 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 33 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 34 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 35 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 36 * POSSIBILITY OF SUCH DAMAGE. 37 */ 38 39#include "atomic_op_asm.h" 40 41 .text 42 43ENTRY_NOPROFILE(_atomic_and_32) 44 ld [%o0], %o2 451: and %o1, %o2, %o3 46 cas [%o0], %o2, %o3 47 cmp %o2, %o3 48 bne,a,pn %icc, 1b 49 mov %o3, %o2 50 retl 51 and %o1, %o2, %o0 52ATOMIC_OP_ALIAS(atomic_and_32,_atomic_and_32) 53ATOMIC_OP_ALIAS(atomic_and_uint,_atomic_and_32) 54STRONG_ALIAS(_atomic_and_uint,_atomic_and_32) 55 56ATOMIC_OP_ALIAS(atomic_and_32_nv,_atomic_and_32) 57STRONG_ALIAS(_atomic_and_32_nv,_atomic_and_32) 58ATOMIC_OP_ALIAS(atomic_and_uint_nv,_atomic_and_32) 59STRONG_ALIAS(_atomic_and_uint_nv,_atomic_and_32) 60 61ENTRY_NOPROFILE(_atomic_and_64) 62 ldx [%o0], %o2 631: and %o1, %o2, %o3 64 casx [%o0], %o2, %o3 65 cmp %o2, %o3 66 bne,a,pn %icc, 1b 67 mov %o3, %o2 68 retl 69 and %o1, %o2, %o0 70ATOMIC_OP_ALIAS(atomic_and_64,_atomic_and_64) 71ATOMIC_OP_ALIAS(atomic_and_ulong,_atomic_and_64) 72STRONG_ALIAS(_atomic_and_ulong,_atomic_and_64) 73 74ATOMIC_OP_ALIAS(atomic_and_64_nv,_atomic_and_64) 75STRONG_ALIAS(_atomic_and_64_nv,_atomic_and_64) 76ATOMIC_OP_ALIAS(atomic_and_ulong_nv,_atomic_and_64) 77STRONG_ALIAS(_atomic_and_ulong_nv,_atomic_and_64) 78