1*4f8ce3b3Sriastradh/* $NetBSD: membar_ops.S,v 1.4 2022/04/09 23:32:52 riastradh Exp $ */ 26cf6fe02Smatt 36cf6fe02Smatt/*- 46cf6fe02Smatt * Copyright (c) 2006, 2007 The NetBSD Foundation, Inc. 56cf6fe02Smatt * All rights reserved. 66cf6fe02Smatt * 76cf6fe02Smatt * This code is derived from software contributed to The NetBSD Foundation 86cf6fe02Smatt * by Jason R. Thorpe, and by Andrew Doran. 96cf6fe02Smatt * 106cf6fe02Smatt * Redistribution and use in source and binary forms, with or without 116cf6fe02Smatt * modification, are permitted provided that the following conditions 126cf6fe02Smatt * are met: 136cf6fe02Smatt * 1. Redistributions of source code must retain the above copyright 146cf6fe02Smatt * notice, this list of conditions and the following disclaimer. 156cf6fe02Smatt * 2. Redistributions in binary form must reproduce the above copyright 166cf6fe02Smatt * notice, this list of conditions and the following disclaimer in the 176cf6fe02Smatt * documentation and/or other materials provided with the distribution. 186cf6fe02Smatt * 196cf6fe02Smatt * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS 206cf6fe02Smatt * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 216cf6fe02Smatt * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 226cf6fe02Smatt * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS 236cf6fe02Smatt * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 246cf6fe02Smatt * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 256cf6fe02Smatt * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 266cf6fe02Smatt * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 276cf6fe02Smatt * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 286cf6fe02Smatt * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 296cf6fe02Smatt * POSSIBILITY OF SUCH DAMAGE. 306cf6fe02Smatt */ 316cf6fe02Smatt 326cf6fe02Smatt#include "atomic_op_asm.h" 336cf6fe02Smatt 346cf6fe02SmattENTRY_NP(_membar_sync) 356cf6fe02Smatt fence rw,rw 366cf6fe02Smatt ret 376cf6fe02SmattEND(_membar_sync) 386cf6fe02SmattATOMIC_OP_ALIAS(membar_sync,_membar_sync) 396cf6fe02SmattCRT_ALIAS(__sync_synchronize,_membar_sync) 406cf6fe02Smatt 41*4f8ce3b3SriastradhENTRY_NP(_membar_acquire) 42*4f8ce3b3Sriastradh fence r,rw 43*4f8ce3b3Sriastradh ret 44*4f8ce3b3SriastradhEND(_membar_acquire) 45*4f8ce3b3SriastradhATOMIC_OP_ALIAS(membar_acquire,_membar_acquire) 46*4f8ce3b3Sriastradh 47*4f8ce3b3SriastradhENTRY_NP(_membar_release) 48*4f8ce3b3Sriastradh fence rw,w 49*4f8ce3b3Sriastradh ret 50*4f8ce3b3SriastradhEND(_membar_release) 51*4f8ce3b3SriastradhATOMIC_OP_ALIAS(membar_release,_membar_release) 52*4f8ce3b3Sriastradh 536cf6fe02SmattENTRY_NP(_membar_enter) 54d808f015Sriastradh fence rw,rw 556cf6fe02Smatt ret 566cf6fe02SmattEND(_membar_enter) 576cf6fe02SmattATOMIC_OP_ALIAS(membar_enter,_membar_enter) 586cf6fe02Smatt 596cf6fe02SmattENTRY_NP(_membar_exit) 606cf6fe02Smatt fence rw,w 616cf6fe02Smatt ret 626cf6fe02SmattEND(_membar_exit) 636cf6fe02SmattATOMIC_OP_ALIAS(membar_exit,_membar_exit) 646cf6fe02Smatt 656cf6fe02SmattENTRY_NP(_membar_producer) 666cf6fe02Smatt fence w,w 676cf6fe02Smatt ret 686cf6fe02SmattEND(_membar_producer) 696cf6fe02SmattATOMIC_OP_ALIAS(membar_producer,_membar_producer) 706cf6fe02Smatt 716cf6fe02SmattENTRY_NP(_membar_consumer) 726cf6fe02Smatt fence r,r 736cf6fe02Smatt ret 746cf6fe02SmattEND(_membar_consumer) 756cf6fe02SmattATOMIC_OP_ALIAS(membar_consumer,_membar_consumer) 76