1/* $NetBSD: atomic_and.S,v 1.11 2014/06/23 21:53:45 joerg 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 * 19 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS 20 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 21 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 22 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS 23 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 24 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 25 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 26 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 27 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 28 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 29 * POSSIBILITY OF SUCH DAMAGE. 30 */ 31 32#include "atomic_op_asm.h" 33 34 .text 35 36ENTRY(_atomic_and_32) 37 movl 4(%sp), %a0 38 movl 8(%sp), %d0 39 andl %d0, (%a0) 40 rts 41END(_atomic_and_32) 42ATOMIC_OP_ALIAS(atomic_and_32,_atomic_and_32) 43ATOMIC_OP_ALIAS(atomic_and_uint,_atomic_and_32) 44STRONG_ALIAS(_atomic_and_uint,_atomic_and_32) 45ATOMIC_OP_ALIAS(atomic_and_ulong,_atomic_and_32) 46STRONG_ALIAS(_atomic_and_ulong,_atomic_and_32) 47ATOMIC_OP_ALIAS(atomic_and_ptr,_atomic_and_32) 48STRONG_ALIAS(_atomic_and_ptr,_atomic_and_32) 49 50ENTRY(_atomic_and_32_nv) 51 movl 4(%sp), %a0 521: movl (%a0), %d0 53 movl %d0, %d1 54 andl 8(%sp), %d0 55 casl %d1, %d0, (%a0) 56 bne 1b 57 movl %d0, %a0 58 rts 59END(_atomic_and_32_nv) 60ATOMIC_OP_ALIAS(atomic_and_32_nv,_atomic_and_32_nv) 61ATOMIC_OP_ALIAS(atomic_and_uint_nv,_atomic_and_32_nv) 62STRONG_ALIAS(_atomic_and_uint_nv,_atomic_and_32_nv) 63ATOMIC_OP_ALIAS(atomic_and_ulong_nv,_atomic_and_32_nv) 64STRONG_ALIAS(_atomic_and_ulong_nv,_atomic_and_32_nv) 65ATOMIC_OP_ALIAS(atomic_and_ptr_nv,_atomic_and_32_nv) 66STRONG_ALIAS(_atomic_and_ptr_nv,_atomic_and_32_nv) 67CRT_ALIAS(__sync_and_and_fetch_4,_atomic_and_32_nv) 68 69ENTRY(__sync_fetch_and_and_4) 70 movl 4(%sp), %a0 711: movl (%a0), %d0 72 movl %d0, %d1 73 andl 8(%sp), %d1 74 casl %d0, %d1, (%a0) 75 bne 1b 76 movl %d0, %a0 77 rts 78END(__sync_fetch_and_and_4) 79 80 81ENTRY(_atomic_and_16_nv) 82 movl 4(%sp), %a0 831: movw (%a0), %d0 84 movw %d0, %d1 85 andw 8(%sp), %d0 86 casw %d1, %d0, (%a0) 87 bne 1b 88 rts 89END(_atomic_and_16_nv) 90 91CRT_ALIAS(__sync_and_and_fetch_2,_atomic_and_16_nv) 92 93ENTRY(__sync_fetch_and_and_2) 94 movl 4(%sp), %a0 951: movw (%a0), %d0 96 movw %d0, %d1 97 andw 8(%sp), %d1 98 casw %d0, %d1, (%a0) 99 bne 1b 100 rts 101END(__sync_fetch_and_and_2) 102 103 104ENTRY(_atomic_and_8_nv) 105 movl 4(%sp), %a0 1061: movb (%a0), %d0 107 movb %d0, %d1 108 andb 8(%sp), %d0 109 casb %d1, %d0, (%a0) 110 bne 1b 111 rts 112END(_atomic_and_8_nv) 113 114CRT_ALIAS(__sync_and_and_fetch_1,_atomic_and_8_nv) 115 116ENTRY(__sync_fetch_and_and_1) 117 movl 4(%sp), %a0 1181: movb (%a0), %d0 119 movb %d0, %d1 120 andb 8(%sp), %d1 121 casb %d0, %d1, (%a0) 122 bne 1b 123 rts 124END(__sync_fetch_and_and_1) 125 126CRT_ALIAS(__atomic_fetch_and_1,__sync_fetch_and_and_1) 127CRT_ALIAS(__atomic_fetch_and_2,__sync_fetch_and_and_2) 128CRT_ALIAS(__atomic_fetch_and_4,__sync_fetch_and_and_4) 129