atomic_and.S revision 1.3
1 1.3 bouyer /* $NetBSD: atomic_and.S,v 1.3 2011/08/27 13:23:52 bouyer 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 1.2 matt * 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 <sys/cdefs.h> 30 1.2 matt #include <machine/asm.h> 31 1.2 matt #include "atomic_op_asm.h" 32 1.2 matt 33 1.3 bouyer RCSID("$NetBSD: atomic_and.S,v 1.3 2011/08/27 13:23:52 bouyer Exp $") 34 1.2 matt 35 1.2 matt .text 36 1.3 bouyer .set noreorder 37 1.3 bouyer #ifdef _KERNEL_OPT 38 1.3 bouyer #include "opt_cputype.h" 39 1.3 bouyer #ifndef MIPS3_LOONGSON2F 40 1.3 bouyer .set noat 41 1.3 bouyer .set nomacro 42 1.3 bouyer #endif 43 1.3 bouyer #else /* _KERNEL_OPT */ 44 1.2 matt .set noat 45 1.2 matt .set nomacro 46 1.3 bouyer #endif /* _KERNEL_OPT */ 47 1.3 bouyer 48 1.2 matt 49 1.2 matt LEAF(_atomic_and_32) 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 1.2 matt 1: INT_LL v0, 0(a0) 63 1.2 matt nop 64 1.2 matt and v0, a1 65 1.2 matt move t0, v0 66 1.2 matt INT_SC t0, 0(a0) 67 1.2 matt beq t0, zero, 1b 68 1.2 matt nop 69 1.2 matt j ra 70 1.2 matt nop 71 1.2 matt END(_atomic_and_32_nv) 72 1.2 matt ATOMIC_OP_ALIAS(atomic_and_32_nv, _atomic_and_32_nv) 73 1.2 matt 74 1.2 matt #if !defined(__mips_o32) 75 1.2 matt LEAF(_atomic_and_64) 76 1.2 matt 1: REG_LL t0, 0(a0) 77 1.2 matt nop 78 1.2 matt and t0, a1 79 1.2 matt REG_SC t0, 0(a0) 80 1.2 matt beq t0, zero, 1b 81 1.2 matt nop 82 1.2 matt j ra 83 1.2 matt nop 84 1.2 matt END(_atomic_and_64) 85 1.2 matt ATOMIC_OP_ALIAS(atomic_and_64, _atomic_and_64) 86 1.2 matt 87 1.2 matt LEAF(_atomic_and_64_nv) 88 1.2 matt 1: REG_LL v0, 0(a0) 89 1.2 matt nop 90 1.2 matt and v0, a1 91 1.2 matt move t0, v0 92 1.2 matt REG_SC t0, 0(a0) 93 1.2 matt beq t0, zero, 1b 94 1.2 matt nop 95 1.2 matt j ra 96 1.2 matt nop 97 1.2 matt END(_atomic_and_64_nv) 98 1.2 matt ATOMIC_OP_ALIAS(atomic_and_64_nv, _atomic_and_64_nv) 99 1.2 matt #endif 100 1.2 matt 101 1.2 matt #ifdef _LP64 102 1.2 matt STRONG_ALIAS(_atomic_and_ulong, _atomic_and_64) 103 1.2 matt STRONG_ALIAS(_atomic_and_ulong_nv, _atomic_and_64_nv) 104 1.2 matt #else 105 1.2 matt STRONG_ALIAS(_atomic_and_ulong, _atomic_and_32) 106 1.2 matt STRONG_ALIAS(_atomic_and_ulong_nv, _atomic_and_32_nv) 107 1.2 matt #endif 108 1.2 matt STRONG_ALIAS(_atomic_and_uint, _atomic_and_32) 109 1.2 matt STRONG_ALIAS(_atomic_and_uint_nv, _atomic_and_32_nv) 110 1.2 matt 111 1.2 matt ATOMIC_OP_ALIAS(atomic_and_uint, _atomic_and_uint) 112 1.2 matt ATOMIC_OP_ALIAS(atomic_and_uint_nv, _atomic_and_uint_nv) 113 1.2 matt ATOMIC_OP_ALIAS(atomic_and_ulong, _atomic_and_ulong) 114 1.2 matt ATOMIC_OP_ALIAS(atomic_and_ulong_nv, _atomic_and_ulong_nv) 115
Indexes created Mon Sep 22 13:09:51 GMT 2025