/* $NetBSD: atomic_nand_64.S,v 1.2 2015/03/27 06:42:37 matt Exp $ */ /*- * Copyright (c) 2014 The NetBSD Foundation, Inc. * All rights reserved. * * This code is derived from software contributed to The NetBSD Foundation * by Matt Thomas <matt@3am-software.com> * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE * POSSIBILITY OF SUCH DAMAGE. */ #include "atomic_op_asm.h" ENTRY_NP(_atomic_nand_64) mv t0, a0 1: lr.d a0, 0(t0) not t2, a0 and t2, t2, a1 sc.d t1, t2, 0(t0) bnez t1, 1b ret END(_atomic_nand_64) ATOMIC_OP_ALIAS(atomic_nand_64,_atomic_nand_64) ATOMIC_OP_ALIAS(atomic_nand_ulong,_atomic_nand_64) STRONG_ALIAS(_atomic_nand_ulong,_atomic_nand_64) CRT_ALIAS(__sync_fetch_and_nand_8,_atomic_nand_64) CRT_ALIAS(__atomic_fetch_nand_8,_atomic_nand_64) ENTRY_NP(_atomic_nand_64_nv) mv t0, a0 1: lr.d a0, 0(t0) not a0, a0 and a0, a0, a1 sc.d t1, a0, 0(t0) bnez t1, 1b ret END(_atomic_nand_64_nv) ATOMIC_OP_ALIAS(atomic_nand_64_nv,_atomic_nand_64_nv) ATOMIC_OP_ALIAS(atomic_nand_ulong_nv,_atomic_nand_64_nv) STRONG_ALIAS(_atomic_nand_ulong_nv,_atomic_nand_64_nv) CRT_ALIAS(__sync_nand_and_fetch_8,_atomic_nand_64_nv) CRT_ALIAS(__atomic_nand_fetch_8,_atomic_nand_64_nv) |