xref: /minix3/common/lib/libc/arch/mips/atomic/atomic_and.S (revision f14fb602092e015ff630df58e17c2a9cd57d29b3)
1*f14fb602SLionel Sambuc/*	$NetBSD: atomic_and.S,v 1.4 2012/03/14 16:50:34 christos Exp $	*/
2b6cbf720SGianluca Guida
3b6cbf720SGianluca Guida/*-
4b6cbf720SGianluca Guida * Copyright (c) 2008 The NetBSD Foundation, Inc.
5b6cbf720SGianluca Guida * All rights reserved.
6b6cbf720SGianluca Guida *
7b6cbf720SGianluca Guida * Redistribution and use in source and binary forms, with or without
8b6cbf720SGianluca Guida * modification, are permitted provided that the following conditions
9b6cbf720SGianluca Guida * are met:
10b6cbf720SGianluca Guida * 1. Redistributions of source code must retain the above copyright
11b6cbf720SGianluca Guida *    notice, this list of conditions and the following disclaimer.
12b6cbf720SGianluca Guida * 2. Redistributions in binary form must reproduce the above copyright
13b6cbf720SGianluca Guida *    notice, this list of conditions and the following disclaimer in the
14b6cbf720SGianluca Guida *    documentation and/or other materials provided with the distribution.
15b6cbf720SGianluca Guida *
16b6cbf720SGianluca Guida * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
17b6cbf720SGianluca Guida * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
18b6cbf720SGianluca Guida * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
19b6cbf720SGianluca Guida * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
20b6cbf720SGianluca Guida * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
21b6cbf720SGianluca Guida * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
22b6cbf720SGianluca Guida * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
23b6cbf720SGianluca Guida * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
24b6cbf720SGianluca Guida * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
25b6cbf720SGianluca Guida * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
26b6cbf720SGianluca Guida * POSSIBILITY OF SUCH DAMAGE.
27b6cbf720SGianluca Guida */
28b6cbf720SGianluca Guida
29b6cbf720SGianluca Guida#include <machine/asm.h>
30b6cbf720SGianluca Guida#include "atomic_op_asm.h"
31b6cbf720SGianluca Guida
32*f14fb602SLionel SambucRCSID("$NetBSD: atomic_and.S,v 1.4 2012/03/14 16:50:34 christos Exp $")
33b6cbf720SGianluca Guida
34b6cbf720SGianluca Guida	.text
35b6cbf720SGianluca Guida	.set	noreorder
36*f14fb602SLionel Sambuc#ifdef _KERNEL_OPT
37*f14fb602SLionel Sambuc#include "opt_cputype.h"
38*f14fb602SLionel Sambuc#ifndef MIPS3_LOONGSON2F
39*f14fb602SLionel Sambuc	.set	noat
40b6cbf720SGianluca Guida	.set	nomacro
41*f14fb602SLionel Sambuc#endif
42*f14fb602SLionel Sambuc#else /* _KERNEL_OPT */
43*f14fb602SLionel Sambuc	.set	noat
44*f14fb602SLionel Sambuc	.set	nomacro
45*f14fb602SLionel Sambuc#endif /* _KERNEL_OPT */
46*f14fb602SLionel Sambuc
47b6cbf720SGianluca Guida
48b6cbf720SGianluca GuidaLEAF(_atomic_and_32)
49b6cbf720SGianluca Guida1:	INT_LL		t0, 0(a0)
50b6cbf720SGianluca Guida	 nop
51b6cbf720SGianluca Guida	and		t0, a1
52b6cbf720SGianluca Guida	INT_SC		t0, 0(a0)
53b6cbf720SGianluca Guida	beq		t0, zero, 1b
54b6cbf720SGianluca Guida 	 nop
55b6cbf720SGianluca Guida	j		ra
56b6cbf720SGianluca Guida	 nop
57b6cbf720SGianluca GuidaEND(_atomic_and_32)
58b6cbf720SGianluca GuidaATOMIC_OP_ALIAS(atomic_and_32, _atomic_and_32)
59b6cbf720SGianluca Guida
60b6cbf720SGianluca GuidaLEAF(_atomic_and_32_nv)
61b6cbf720SGianluca Guida1:	INT_LL		v0, 0(a0)
62b6cbf720SGianluca Guida	 nop
63b6cbf720SGianluca Guida	and		v0, a1
64b6cbf720SGianluca Guida	move		t0, v0
65b6cbf720SGianluca Guida	INT_SC		t0, 0(a0)
66b6cbf720SGianluca Guida	beq		t0, zero, 1b
67b6cbf720SGianluca Guida 	 nop
68b6cbf720SGianluca Guida	j		ra
69b6cbf720SGianluca Guida	 nop
70b6cbf720SGianluca GuidaEND(_atomic_and_32_nv)
71b6cbf720SGianluca GuidaATOMIC_OP_ALIAS(atomic_and_32_nv, _atomic_and_32_nv)
72b6cbf720SGianluca Guida
73b6cbf720SGianluca Guida#if !defined(__mips_o32)
74b6cbf720SGianluca GuidaLEAF(_atomic_and_64)
75b6cbf720SGianluca Guida1:	REG_LL		t0, 0(a0)
76b6cbf720SGianluca Guida	 nop
77b6cbf720SGianluca Guida	and		t0, a1
78b6cbf720SGianluca Guida	REG_SC		t0, 0(a0)
79b6cbf720SGianluca Guida	beq		t0, zero, 1b
80b6cbf720SGianluca Guida 	 nop
81b6cbf720SGianluca Guida	j		ra
82b6cbf720SGianluca Guida	 nop
83b6cbf720SGianluca GuidaEND(_atomic_and_64)
84b6cbf720SGianluca GuidaATOMIC_OP_ALIAS(atomic_and_64, _atomic_and_64)
85b6cbf720SGianluca Guida
86b6cbf720SGianluca GuidaLEAF(_atomic_and_64_nv)
87b6cbf720SGianluca Guida1:	REG_LL		v0, 0(a0)
88b6cbf720SGianluca Guida	 nop
89b6cbf720SGianluca Guida	and		v0, a1
90b6cbf720SGianluca Guida	move		t0, v0
91b6cbf720SGianluca Guida	REG_SC		t0, 0(a0)
92b6cbf720SGianluca Guida	beq		t0, zero, 1b
93b6cbf720SGianluca Guida 	 nop
94b6cbf720SGianluca Guida	j		ra
95b6cbf720SGianluca Guida	 nop
96b6cbf720SGianluca GuidaEND(_atomic_and_64_nv)
97b6cbf720SGianluca GuidaATOMIC_OP_ALIAS(atomic_and_64_nv, _atomic_and_64_nv)
98b6cbf720SGianluca Guida#endif
99b6cbf720SGianluca Guida
100b6cbf720SGianluca Guida#ifdef _LP64
101b6cbf720SGianluca GuidaSTRONG_ALIAS(_atomic_and_ulong,		_atomic_and_64)
102b6cbf720SGianluca GuidaSTRONG_ALIAS(_atomic_and_ulong_nv,	_atomic_and_64_nv)
103b6cbf720SGianluca Guida#else
104b6cbf720SGianluca GuidaSTRONG_ALIAS(_atomic_and_ulong,		_atomic_and_32)
105b6cbf720SGianluca GuidaSTRONG_ALIAS(_atomic_and_ulong_nv,	_atomic_and_32_nv)
106b6cbf720SGianluca Guida#endif
107b6cbf720SGianluca GuidaSTRONG_ALIAS(_atomic_and_uint,		_atomic_and_32)
108b6cbf720SGianluca GuidaSTRONG_ALIAS(_atomic_and_uint_nv,	_atomic_and_32_nv)
109b6cbf720SGianluca Guida
110b6cbf720SGianluca GuidaATOMIC_OP_ALIAS(atomic_and_uint,	_atomic_and_uint)
111b6cbf720SGianluca GuidaATOMIC_OP_ALIAS(atomic_and_uint_nv,	_atomic_and_uint_nv)
112b6cbf720SGianluca GuidaATOMIC_OP_ALIAS(atomic_and_ulong,	_atomic_and_ulong)
113b6cbf720SGianluca GuidaATOMIC_OP_ALIAS(atomic_and_ulong_nv,	_atomic_and_ulong_nv)
114