1 1.5 riastrad /* $NetBSD: atomic_inc.S,v 1.5 2022/04/06 22:47:55 riastradh Exp $ */ 2 1.2 ad 3 1.2 ad /*- 4 1.2 ad * Copyright (c) 2007 The NetBSD Foundation, Inc. 5 1.2 ad * All rights reserved. 6 1.2 ad * 7 1.2 ad * This code is derived from software contributed to The NetBSD Foundation 8 1.2 ad * by Jason R. Thorpe. 9 1.2 ad * 10 1.2 ad * Redistribution and use in source and binary forms, with or without 11 1.2 ad * modification, are permitted provided that the following conditions 12 1.2 ad * are met: 13 1.2 ad * 1. Redistributions of source code must retain the above copyright 14 1.2 ad * notice, this list of conditions and the following disclaimer. 15 1.2 ad * 2. Redistributions in binary form must reproduce the above copyright 16 1.2 ad * notice, this list of conditions and the following disclaimer in the 17 1.2 ad * documentation and/or other materials provided with the distribution. 18 1.5 riastrad * 19 1.2 ad * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS 20 1.2 ad * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 21 1.2 ad * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 22 1.2 ad * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS 23 1.2 ad * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 24 1.2 ad * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 25 1.2 ad * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 26 1.2 ad * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 27 1.2 ad * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 28 1.2 ad * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 29 1.2 ad * POSSIBILITY OF SUCH DAMAGE. 30 1.2 ad */ 31 1.2 ad 32 1.2 ad #include "atomic_op_asm.h" 33 1.2 ad 34 1.2 ad .text 35 1.2 ad 36 1.4 chs LEAF(_atomic_inc_32, 1) 37 1.2 ad 1: ldl_l t1, 0(a0) 38 1.2 ad addl t1, 1, t2 39 1.2 ad stl_c t2, 0(a0) 40 1.2 ad beq t2, 2f 41 1.2 ad RET 42 1.2 ad 2: br 1b 43 1.2 ad END(_atomic_inc_32) 44 1.2 ad ATOMIC_OP_ALIAS(atomic_inc_32,_atomic_inc_32) 45 1.2 ad ATOMIC_OP_ALIAS(atomic_inc_uint,_atomic_inc_32) 46 1.2 ad STRONG_ALIAS(_atomic_inc_uint,_atomic_inc_32) 47 1.2 ad 48 1.4 chs LEAF(_atomic_inc_32_nv, 1) 49 1.2 ad 1: ldl_l t1, 0(a0) 50 1.2 ad addl t1, 1, t2 51 1.2 ad mov t2, v0 52 1.2 ad stl_c t2, 0(a0) 53 1.2 ad beq t2, 2f 54 1.2 ad RET 55 1.2 ad 2: br 1b 56 1.2 ad END(_atomic_inc_32_nv) 57 1.2 ad ATOMIC_OP_ALIAS(atomic_inc_32_nv,_atomic_inc_32_nv) 58 1.2 ad ATOMIC_OP_ALIAS(atomic_inc_uint_nv,_atomic_inc_32_nv) 59 1.2 ad STRONG_ALIAS(_atomic_inc_uint_nv,_atomic_inc_32_nv) 60 1.2 ad 61 1.4 chs LEAF(_atomic_inc_64, 1) 62 1.2 ad 1: ldq_l t1, 0(a0) 63 1.2 ad addq t1, 1, t2 64 1.2 ad stq_c t2, 0(a0) 65 1.2 ad beq t2, 2f 66 1.2 ad RET 67 1.2 ad 2: br 1b 68 1.2 ad END(_atomic_inc_64) 69 1.2 ad ATOMIC_OP_ALIAS(atomic_inc_64,_atomic_inc_64) 70 1.2 ad ATOMIC_OP_ALIAS(atomic_inc_ulong,_atomic_inc_64) 71 1.2 ad STRONG_ALIAS(_atomic_inc_ulong,_atomic_inc_64) 72 1.2 ad ATOMIC_OP_ALIAS(atomic_inc_ptr,_atomic_inc_64) 73 1.2 ad STRONG_ALIAS(_atomic_inc_ptr,_atomic_inc_64) 74 1.2 ad 75 1.4 chs LEAF(_atomic_inc_64_nv, 1) 76 1.2 ad 1: ldq_l t1, 0(a0) 77 1.2 ad addq t1, 1, t2 78 1.2 ad mov t2, v0 79 1.2 ad stq_c t2, 0(a0) 80 1.2 ad beq t2, 2f 81 1.2 ad RET 82 1.2 ad 2: br 1b 83 1.2 ad END(_atomic_inc_64_nv) 84 1.2 ad ATOMIC_OP_ALIAS(atomic_inc_64_nv,_atomic_inc_64_nv) 85 1.2 ad ATOMIC_OP_ALIAS(atomic_inc_ulong_nv,_atomic_inc_64_nv) 86 1.2 ad STRONG_ALIAS(_atomic_inc_ulong_nv,_atomic_inc_64_nv) 87 1.2 ad ATOMIC_OP_ALIAS(atomic_inc_ptr_nv,_atomic_inc_64_nv) 88 1.2 ad STRONG_ALIAS(_atomic_inc_ptr_nv,_atomic_inc_64_nv) 89
Indexes created Tue Oct 21 07:10:13 GMT 2025