membar_ops.S revision 1.1
11.1Sskrll/* $NetBSD: membar_ops.S,v 1.1 2011/01/17 07:40:21 skrll Exp $ */ 21.1Sskrll 31.1Sskrll/*- 41.1Sskrll * Copyright (c) 2007 The NetBSD Foundation, Inc. 51.1Sskrll * All rights reserved. 61.1Sskrll * 71.1Sskrll * This code is derived from software contributed to The NetBSD Foundation 81.1Sskrll * by Jason R. Thorpe, and by Andrew Doran. 91.1Sskrll * 101.1Sskrll * Redistribution and use in source and binary forms, with or without 111.1Sskrll * modification, are permitted provided that the following conditions 121.1Sskrll * are met: 131.1Sskrll * 1. Redistributions of source code must retain the above copyright 141.1Sskrll * notice, this list of conditions and the following disclaimer. 151.1Sskrll * 2. Redistributions in binary form must reproduce the above copyright 161.1Sskrll * notice, this list of conditions and the following disclaimer in the 171.1Sskrll * documentation and/or other materials provided with the distribution. 181.1Sskrll * 191.1Sskrll * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS 201.1Sskrll * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 211.1Sskrll * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 221.1Sskrll * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS 231.1Sskrll * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 241.1Sskrll * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 251.1Sskrll * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 261.1Sskrll * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 271.1Sskrll * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 281.1Sskrll * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 291.1Sskrll * POSSIBILITY OF SUCH DAMAGE. 301.1Sskrll */ 311.1Sskrll 321.1Sskrll#include "atomic_op_asm.h" 331.1Sskrll 341.1SskrllRCSID("$NetBSD: membar_ops.S,v 1.1 2011/01/17 07:40:21 skrll Exp $") 351.1Sskrll 361.1Sskrll .text 371.1Sskrll 381.1SskrllLEAF_ENTRY(_membar_consumer) 391.1Sskrll sync 401.1Sskrll nop 411.1Sskrll nop 421.1Sskrll nop 431.1Sskrll nop 441.1Sskrll nop 451.1Sskrll bv %r0(%rp) 461.1Sskrll nop 471.1SskrllEXIT(_membar_consumer) 481.1Sskrll 491.1SskrllLEAF_ENTRY(_membar_producer) 501.1Sskrll sync 511.1Sskrll nop 521.1Sskrll nop 531.1Sskrll nop 541.1Sskrll nop 551.1Sskrll nop 561.1Sskrll bv %r0(%rp) 571.1Sskrll nop 581.1SskrllEXIT(_membar_producer) 591.1Sskrll 601.1SskrllATOMIC_OP_ALIAS(membar_producer,_membar_producer) 611.1SskrllATOMIC_OP_ALIAS(membar_consumer,_membar_consumer) 621.1SskrllATOMIC_OP_ALIAS(membar_enter,_membar_consumer) 631.1SskrllSTRONG_ALIAS(_membar_enter,_membar_consumer) 641.1SskrllATOMIC_OP_ALIAS(membar_exit,_membar_producer) 651.1SskrllSTRONG_ALIAS(_membar_exit,_membar_producer) 661.1SskrllATOMIC_OP_ALIAS(membar_sync,_membar_producer) 671.1SskrllSTRONG_ALIAS(_membar_sync,_membar_producer) 68