b6cbf7203b
This patch imports the unmodified current version of NetBSD libc. The NetBSD includes are in /nbsd_include, while the libc code itself is split between lib/nbsd_libc and common/lib/libc.
63 lines
2.4 KiB
ArmAsm
63 lines
2.4 KiB
ArmAsm
/* $NetBSD: atomic_or.S,v 1.6 2008/05/25 15:56:11 chs Exp $ */
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/*-
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* Copyright (c) 2007 The NetBSD Foundation, Inc.
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* All rights reserved.
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*
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* This code is derived from software contributed to The NetBSD Foundation
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* by Jason R. Thorpe.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
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* ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
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* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
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* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*/
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#include "atomic_op_asm.h"
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.text
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ENTRY(_atomic_or_32)
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movl %sp@(4), %a0
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movl %sp@(8), %d0
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orl %d0, %a0@
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rts
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ATOMIC_OP_ALIAS(atomic_or_32,_atomic_or_32)
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ATOMIC_OP_ALIAS(atomic_or_uint,_atomic_or_32)
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STRONG_ALIAS(_atomic_or_uint,_atomic_or_32)
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ATOMIC_OP_ALIAS(atomic_or_ulong,_atomic_or_32)
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STRONG_ALIAS(_atomic_or_ulong,_atomic_or_32)
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ATOMIC_OP_ALIAS(atomic_or_ptr,_atomic_or_32)
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STRONG_ALIAS(_atomic_or_ptr,_atomic_or_32)
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ENTRY(_atomic_or_32_nv)
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movl %sp@(4), %a0
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1: movl %a0@, %d0
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movl %d0, %d1
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orl %sp@(8), %d0
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casl %d1, %d0, %a0@
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bne 1b
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rts
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ATOMIC_OP_ALIAS(atomic_or_32_nv,_atomic_or_32_nv)
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ATOMIC_OP_ALIAS(atomic_or_uint_nv,_atomic_or_32_nv)
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STRONG_ALIAS(_atomic_or_uint_nv,_atomic_or_32_nv)
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ATOMIC_OP_ALIAS(atomic_or_ulong_nv,_atomic_or_32_nv)
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STRONG_ALIAS(_atomic_or_ulong_nv,_atomic_or_32_nv)
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ATOMIC_OP_ALIAS(atomic_or_ptr_nv,_atomic_or_32_nv)
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STRONG_ALIAS(_atomic_or_ptr_nv,_atomic_or_32_nv)
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