1 1.6 skrll /* $NetBSD: atomic_and.S,v 1.6 2020/08/06 10:00:21 skrll Exp $ */ 2 1.2 matt 3 1.2 matt /*- 4 1.2 matt * Copyright (c) 2008 The NetBSD Foundation, Inc. 5 1.2 matt * All rights reserved. 6 1.2 matt * 7 1.2 matt * Redistribution and use in source and binary forms, with or without 8 1.2 matt * modification, are permitted provided that the following conditions 9 1.2 matt * are met: 10 1.2 matt * 1. Redistributions of source code must retain the above copyright 11 1.2 matt * notice, this list of conditions and the following disclaimer. 12 1.2 matt * 2. Redistributions in binary form must reproduce the above copyright 13 1.2 matt * notice, this list of conditions and the following disclaimer in the 14 1.2 matt * documentation and/or other materials provided with the distribution. 15 1.5 skrll * 16 1.2 matt * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS 17 1.2 matt * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 18 1.2 matt * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 19 1.2 matt * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS 20 1.2 matt * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 21 1.2 matt * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 22 1.2 matt * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 23 1.2 matt * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 24 1.2 matt * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 25 1.2 matt * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 26 1.2 matt * POSSIBILITY OF SUCH DAMAGE. 27 1.2 matt */ 28 1.2 matt 29 1.2 matt #include <machine/asm.h> 30 1.2 matt #include "atomic_op_asm.h" 31 1.2 matt 32 1.6 skrll RCSID("$NetBSD: atomic_and.S,v 1.6 2020/08/06 10:00:21 skrll Exp $") 33 1.2 matt 34 1.2 matt .text 35 1.3 bouyer .set noreorder 36 1.3 bouyer #ifdef _KERNEL_OPT 37 1.3 bouyer #include "opt_cputype.h" 38 1.3 bouyer #ifndef MIPS3_LOONGSON2F 39 1.3 bouyer .set noat 40 1.3 bouyer .set nomacro 41 1.3 bouyer #endif 42 1.3 bouyer #else /* _KERNEL_OPT */ 43 1.2 matt .set noat 44 1.2 matt .set nomacro 45 1.3 bouyer #endif /* _KERNEL_OPT */ 46 1.3 bouyer 47 1.2 matt 48 1.2 matt LEAF(_atomic_and_32) 49 1.6 skrll LLSCSYNC 50 1.2 matt 1: INT_LL t0, 0(a0) 51 1.2 matt nop 52 1.2 matt and t0, a1 53 1.2 matt INT_SC t0, 0(a0) 54 1.2 matt beq t0, zero, 1b 55 1.2 matt nop 56 1.2 matt j ra 57 1.2 matt nop 58 1.2 matt END(_atomic_and_32) 59 1.2 matt ATOMIC_OP_ALIAS(atomic_and_32, _atomic_and_32) 60 1.2 matt 61 1.2 matt LEAF(_atomic_and_32_nv) 62 1.6 skrll LLSCSYNC 63 1.2 matt 1: INT_LL v0, 0(a0) 64 1.2 matt nop 65 1.2 matt and v0, a1 66 1.2 matt move t0, v0 67 1.2 matt INT_SC t0, 0(a0) 68 1.2 matt beq t0, zero, 1b 69 1.2 matt nop 70 1.2 matt j ra 71 1.2 matt nop 72 1.2 matt END(_atomic_and_32_nv) 73 1.2 matt ATOMIC_OP_ALIAS(atomic_and_32_nv, _atomic_and_32_nv) 74 1.2 matt 75 1.2 matt #if !defined(__mips_o32) 76 1.2 matt LEAF(_atomic_and_64) 77 1.6 skrll LLSCSYNC 78 1.2 matt 1: REG_LL t0, 0(a0) 79 1.2 matt nop 80 1.2 matt and t0, a1 81 1.2 matt REG_SC t0, 0(a0) 82 1.2 matt beq t0, zero, 1b 83 1.2 matt nop 84 1.2 matt j ra 85 1.2 matt nop 86 1.2 matt END(_atomic_and_64) 87 1.2 matt ATOMIC_OP_ALIAS(atomic_and_64, _atomic_and_64) 88 1.2 matt 89 1.2 matt LEAF(_atomic_and_64_nv) 90 1.6 skrll LLSCSYNC 91 1.2 matt 1: REG_LL v0, 0(a0) 92 1.2 matt nop 93 1.2 matt and v0, a1 94 1.2 matt move t0, v0 95 1.2 matt REG_SC t0, 0(a0) 96 1.2 matt beq t0, zero, 1b 97 1.2 matt nop 98 1.2 matt j ra 99 1.2 matt nop 100 1.2 matt END(_atomic_and_64_nv) 101 1.2 matt ATOMIC_OP_ALIAS(atomic_and_64_nv, _atomic_and_64_nv) 102 1.2 matt #endif 103 1.2 matt 104 1.2 matt #ifdef _LP64 105 1.2 matt STRONG_ALIAS(_atomic_and_ulong, _atomic_and_64) 106 1.2 matt STRONG_ALIAS(_atomic_and_ulong_nv, _atomic_and_64_nv) 107 1.2 matt #else 108 1.2 matt STRONG_ALIAS(_atomic_and_ulong, _atomic_and_32) 109 1.2 matt STRONG_ALIAS(_atomic_and_ulong_nv, _atomic_and_32_nv) 110 1.2 matt #endif 111 1.2 matt STRONG_ALIAS(_atomic_and_uint, _atomic_and_32) 112 1.2 matt STRONG_ALIAS(_atomic_and_uint_nv, _atomic_and_32_nv) 113 1.2 matt 114 1.2 matt ATOMIC_OP_ALIAS(atomic_and_uint, _atomic_and_uint) 115 1.2 matt ATOMIC_OP_ALIAS(atomic_and_uint_nv, _atomic_and_uint_nv) 116 1.2 matt ATOMIC_OP_ALIAS(atomic_and_ulong, _atomic_and_ulong) 117 1.2 matt ATOMIC_OP_ALIAS(atomic_and_ulong_nv, _atomic_and_ulong_nv) 118
Indexes created Sat Sep 20 22:09:52 GMT 2025