11.4Sskrll/* $NetBSD: atomic_cas_up.S,v 1.4 2014/01/29 11:34:25 skrll Exp $ */ 21.1Sskrll 31.1Sskrll/*- 41.4Sskrll * Copyright (c) 2008, 2014 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 Nick Hudson 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 <sys/ras.h> 331.1Sskrll#include <machine/asm.h> 341.1Sskrll 351.1SskrllLEAF_ENTRY_NOPROFILE(_atomic_cas_up) 361.1Sskrll .hidden _C_LABEL(_atomic_cas_up) 371.1Sskrll 381.1SskrllRAS_START_ASM_HIDDEN(_atomic_cas) 391.1Sskrll ldw 0(%arg0), %ret0 401.1Sskrll comb,<>,n %arg1, %ret0, 1f 411.1Sskrll stw %arg2, 0(%arg0) 421.1SskrllRAS_END_ASM_HIDDEN(_atomic_cas) 431.1Sskrll1: 441.1Sskrll bv,n %r0(%rp) 451.1Sskrll 461.1SskrllEXIT(_atomic_cas_up) 471.3Sskrll 481.3SskrllLEAF_ENTRY_NOPROFILE(_atomic_cas_16_up) 491.3Sskrll .hidden _C_LABEL(_atomic_cas_16_up) 501.3Sskrll 511.3SskrllRAS_START_ASM_HIDDEN(_atomic_cas_16) 521.3Sskrll ldh 0(%arg0),%ret0 531.3Sskrll comb,<>,n %arg1, %ret0, 1f 541.3Sskrll sth %arg2, 0(%arg0) 551.3SskrllRAS_END_ASM_HIDDEN(_atomic_cas_16) 561.3Sskrll1: 571.3Sskrll bv,n %r0(%rp) 581.3SskrllEXIT(_atomic_cas_16_up) 591.3Sskrll 601.3SskrllLEAF_ENTRY_NOPROFILE(_atomic_cas_8_up) 611.3Sskrll .hidden _C_LABEL(_atomic_cas_8_up) 621.3Sskrll 631.3SskrllRAS_START_ASM_HIDDEN(_atomic_cas_8) 641.3Sskrll ldb 0(%arg0),%ret0 651.3Sskrll comb,<>,n %arg1, %ret0, 1f 661.3Sskrll stb %arg2, 0(%arg0) 671.3SskrllRAS_END_ASM_HIDDEN(_atomic_cas_8) 681.3Sskrll1: 691.3Sskrll bv,n %r0(%rp) 701.3SskrllEXIT(_atomic_cas_8_up) 71