atomic_or.S revision 1.1.2.2
1/* $NetBSD: atomic_or.S,v 1.1.2.2 2007/04/22 05:12:42 thorpej 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_or_8) 44 movl %sp@(4), %a0 45 movb %sp@(11), %d0 46 orb %d0, %a0@ 47 rts 48ATOMIC_OP_ALIAS(atomic_or_8,_atomic_or_8) 49ATOMIC_OP_ALIAS(atomic_or_uchar,_atomic_or_8) 50STRONG_ALIAS(_atomic_or_uchar,_atomic_or_8) 51 52ENTRY_NOPROFILE(_atomic_or_8_nv) 53 movl %sp@(4), %a0 541: movb %a0@, %d0 55 movb %d0, %d1 56 orb %sp@(11), %d0 57 casb %d1, %d0, %a0@ 58 bne 1b 59 andl #0xff, %d0 60 rts 61ATOMIC_OP_ALIAS(atomic_or_8_nv,_atomic_or_8_nv) 62ATOMIC_OP_ALIAS(atomic_or_uchar_nv,_atomic_or_8_nv) 63STRONG_ALIAS(_atomic_or_uchar_nv,_atomic_or_8_nv) 64 65ENTRY_NOPROFILE(_atomic_or_16) 66 movl %sp@(4), %a0 67 movw %sp@(10), %d0 68 orw %d0, %a0@ 69 rts 70ATOMIC_OP_ALIAS(atomic_or_16,_atomic_or_16) 71ATOMIC_OP_ALIAS(atomic_or_ushort,_atomic_or_16) 72STRONG_ALIAS(_atomic_or_ushort,_atomic_or_16) 73 74ENTRY_NOPROFILE(_atomic_or_16_nv) 75 movl %sp@(4), %a0 761: movw %a0@, %d0 77 movw %d0, %d1 78 orw %sp@(10), %d0 79 casw %d1, %d0, %a0@ 80 bne 1b 81 andl #0xffff, %d0 82 rts 83ATOMIC_OP_ALIAS(atomic_or_16_nv,_atomic_or_16_nv) 84ATOMIC_OP_ALIAS(atomic_or_ushort_nv,_atomic_or_16_nv) 85STRONG_ALIAS(_atomic_or_ushort_nv,_atomic_or_16_nv) 86 87ENTRY_NOPROFILE(_atomic_or_32) 88 movl %sp@(4), %a0 89 movl %sp@(8), %d0 90 orl %d0, %a0@ 91 rts 92ATOMIC_OP_ALIAS(atomic_or_32,_atomic_or_32) 93ATOMIC_OP_ALIAS(atomic_or_uint,_atomic_or_32) 94STRONG_ALIAS(_atomic_or_uint,_atomic_or_32) 95ATOMIC_OP_ALIAS(atomic_or_ulong,_atomic_or_32) 96STRONG_ALIAS(_atomic_or_ulong,_atomic_or_32) 97 98ENTRY_NOPROFILE(_atomic_or_32_nv) 99 movl %sp@(4), %a0 1001: movl %a0@, %d0 101 movl %d0, %d1 102 orl %sp@(8), %d0 103 casl %d1, %d0, %a0@ 104 bne 1b 105 rts 106ATOMIC_OP_ALIAS(atomic_or_32_nv,_atomic_or_32_nv) 107ATOMIC_OP_ALIAS(atomic_or_uint_nv,_atomic_or_32_nv) 108STRONG_ALIAS(_atomic_or_uint_nv,_atomic_or_32_nv) 109ATOMIC_OP_ALIAS(atomic_or_ulong_nv,_atomic_or_32_nv) 110STRONG_ALIAS(_atomic_or_ulong_nv,_atomic_or_32_nv) 111