Annotation of src/common/lib/libc/arch/alpha/atomic/atomic_and.S, Revision 1.5
1.5 ! riastrad 1: /* $NetBSD: atomic_and.S,v 1.4 2008/05/25 15:56:11 chs Exp $ */
1.2 ad 2:
3: /*-
4: * Copyright (c) 2007 The NetBSD Foundation, Inc.
5: * All rights reserved.
6: *
7: * This code is derived from software contributed to The NetBSD Foundation
8: * by Jason R. Thorpe.
9: *
10: * Redistribution and use in source and binary forms, with or without
11: * modification, are permitted provided that the following conditions
12: * are met:
13: * 1. Redistributions of source code must retain the above copyright
14: * notice, this list of conditions and the following disclaimer.
15: * 2. Redistributions in binary form must reproduce the above copyright
16: * notice, this list of conditions and the following disclaimer in the
17: * documentation and/or other materials provided with the distribution.
1.5 ! riastrad 18: *
1.2 ad 19: * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
20: * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
21: * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
22: * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
23: * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
24: * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
25: * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
26: * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
27: * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
28: * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
29: * POSSIBILITY OF SUCH DAMAGE.
30: */
31:
32: #include "atomic_op_asm.h"
33:
34: .text
35:
1.4 chs 36: LEAF(_atomic_and_32, 2)
1.2 ad 37: 1: ldl_l t1, 0(a0)
38: and t1, a1, t2
39: stl_c t2, 0(a0)
40: beq t2, 2f
41: RET
42: 2: br 1b
43: END(_atomic_and_32)
44: ATOMIC_OP_ALIAS(atomic_and_32,_atomic_and_32)
45: ATOMIC_OP_ALIAS(atomic_and_uint,_atomic_and_32)
46: STRONG_ALIAS(_atomic_and_uint,_atomic_and_32)
47:
1.4 chs 48: LEAF(_atomic_and_32_nv, 2)
1.2 ad 49: 1: ldl_l t1, 0(a0)
50: and t1, a1, t2
51: mov t2, v0
52: stl_c t2, 0(a0)
53: beq t2, 2f
54: RET
55: 2: br 1b
56: END(_atomic_and_32_nv)
57: ATOMIC_OP_ALIAS(atomic_and_32_nv,_atomic_and_32_nv)
58: ATOMIC_OP_ALIAS(atomic_and_uint_nv,_atomic_and_32_nv)
59: STRONG_ALIAS(_atomic_and_uint_nv,_atomic_and_32_nv)
60:
1.4 chs 61: LEAF(_atomic_and_64, 2)
1.2 ad 62: 1: ldq_l t1, 0(a0)
63: and t1, a1, t2
64: stq_c t2, 0(a0)
65: beq t2, 2f
66: RET
67: 2: br 1b
68: END(_atomic_and_64)
69: ATOMIC_OP_ALIAS(atomic_and_64,_atomic_and_64)
70: ATOMIC_OP_ALIAS(atomic_and_ulong,_atomic_and_64)
71: STRONG_ALIAS(_atomic_and_ulong,_atomic_and_64)
72:
1.4 chs 73: LEAF(_atomic_and_64_nv, 2)
1.2 ad 74: 1: ldq_l t1, 0(a0)
75: and t1, a1, t2
76: mov t2, v0
77: stq_c t2, 0(a0)
78: beq t2, 2f
79: RET
80: 2: br 1b
81: END(_atomic_and_64_nv)
82: ATOMIC_OP_ALIAS(atomic_and_64_nv,_atomic_and_64_nv)
83: ATOMIC_OP_ALIAS(atomic_and_ulong_nv,_atomic_and_64_nv)
84: STRONG_ALIAS(_atomic_and_ulong_nv,_atomic_and_64_nv)
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