atomic_nand.S revision 1.2.8.2 1 1.2.8.2 tls /* $NetBSD: atomic_nand.S,v 1.2.8.2 2014/08/19 23:45:13 tls Exp $ */
2 1.2.8.2 tls
3 1.2.8.2 tls /*-
4 1.2.8.2 tls * Copyright (c) 2007 The NetBSD Foundation, Inc.
5 1.2.8.2 tls * All rights reserved.
6 1.2.8.2 tls *
7 1.2.8.2 tls * This code is derived from software contributed to The NetBSD Foundation
8 1.2.8.2 tls * by Jason R. Thorpe.
9 1.2.8.2 tls *
10 1.2.8.2 tls * Redistribution and use in source and binary forms, with or without
11 1.2.8.2 tls * modification, are permitted provided that the following conditions
12 1.2.8.2 tls * are met:
13 1.2.8.2 tls * 1. Redistributions of source code must retain the above copyright
14 1.2.8.2 tls * notice, this list of conditions and the following disclaimer.
15 1.2.8.2 tls * 2. Redistributions in binary form must reproduce the above copyright
16 1.2.8.2 tls * notice, this list of conditions and the following disclaimer in the
17 1.2.8.2 tls * documentation and/or other materials provided with the distribution.
18 1.2.8.2 tls *
19 1.2.8.2 tls * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
20 1.2.8.2 tls * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
21 1.2.8.2 tls * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
22 1.2.8.2 tls * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
23 1.2.8.2 tls * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
24 1.2.8.2 tls * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
25 1.2.8.2 tls * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
26 1.2.8.2 tls * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
27 1.2.8.2 tls * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
28 1.2.8.2 tls * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
29 1.2.8.2 tls * POSSIBILITY OF SUCH DAMAGE.
30 1.2.8.2 tls */
31 1.2.8.2 tls
32 1.2.8.2 tls #include "atomic_op_asm.h"
33 1.2.8.2 tls
34 1.2.8.2 tls .text
35 1.2.8.2 tls
36 1.2.8.2 tls ENTRY(_atomic_nand_32_nv)
37 1.2.8.2 tls movl 4(%sp), %a0
38 1.2.8.2 tls 1: movl (%a0), %d0
39 1.2.8.2 tls movl %d0, %d1
40 1.2.8.2 tls andl 8(%sp), %d0
41 1.2.8.2 tls notl %d0
42 1.2.8.2 tls casl %d1, %d0, (%a0)
43 1.2.8.2 tls bne 1b
44 1.2.8.2 tls movl %d0, %a0
45 1.2.8.2 tls rts
46 1.2.8.2 tls END(_atomic_nand_32_nv)
47 1.2.8.2 tls ATOMIC_OP_ALIAS(atomic_nand_32_nv,_atomic_nand_32_nv)
48 1.2.8.2 tls ATOMIC_OP_ALIAS(atomic_nand_uint_nv,_atomic_nand_32_nv)
49 1.2.8.2 tls STRONG_ALIAS(_atomic_nand_uint_nv,_atomic_nand_32_nv)
50 1.2.8.2 tls ATOMIC_OP_ALIAS(atomic_nand_ulong_nv,_atomic_nand_32_nv)
51 1.2.8.2 tls STRONG_ALIAS(_atomic_nand_ulong_nv,_atomic_nand_32_nv)
52 1.2.8.2 tls ATOMIC_OP_ALIAS(atomic_nand_ptr_nv,_atomic_nand_32_nv)
53 1.2.8.2 tls STRONG_ALIAS(_atomic_nand_ptr_nv,_atomic_nand_32_nv)
54 1.2.8.2 tls ATOMIC_OP_ALIAS(atomic_nand_32,_atomic_nand_32_nv)
55 1.2.8.2 tls ATOMIC_OP_ALIAS(atomic_nand_uint,_atomic_nand_32_nv)
56 1.2.8.2 tls STRONG_ALIAS(_atomic_nand_uint,_atomic_nand_32_nv)
57 1.2.8.2 tls ATOMIC_OP_ALIAS(atomic_nand_ulong,_atomic_nand_32_nv)
58 1.2.8.2 tls STRONG_ALIAS(_atomic_nand_ulong,_atomic_nand_32_nv)
59 1.2.8.2 tls ATOMIC_OP_ALIAS(atomic_nand_ptr,_atomic_nand_32_nv)
60 1.2.8.2 tls STRONG_ALIAS(_atomic_nand_ptr,_atomic_nand_32_nv)
61 1.2.8.2 tls CRT_ALIAS(__sync_nand_and_fetch_4,_atomic_nand_32_nv)
62 1.2.8.2 tls
63 1.2.8.2 tls ENTRY(__sync_fetch_and_nand_4)
64 1.2.8.2 tls movl 4(%sp), %a0
65 1.2.8.2 tls 1: movl (%a0), %d0
66 1.2.8.2 tls movl %d0, %d1
67 1.2.8.2 tls andl 8(%sp), %d1
68 1.2.8.2 tls notl %d1
69 1.2.8.2 tls casl %d0, %d1, (%a0)
70 1.2.8.2 tls bne 1b
71 1.2.8.2 tls movl %d0, %a0
72 1.2.8.2 tls rts
73 1.2.8.2 tls END(__sync_fetch_and_nand_4)
74 1.2.8.2 tls
75 1.2.8.2 tls
76 1.2.8.2 tls ENTRY(_atomic_nand_16_nv)
77 1.2.8.2 tls movl 4(%sp), %a0
78 1.2.8.2 tls 1: movw (%a0), %d0
79 1.2.8.2 tls movw %d0, %d1
80 1.2.8.2 tls andw 8(%sp), %d0
81 1.2.8.2 tls notw %d0
82 1.2.8.2 tls casw %d1, %d0, (%a0)
83 1.2.8.2 tls bne 1b
84 1.2.8.2 tls rts
85 1.2.8.2 tls END(_atomic_nand_16_nv)
86 1.2.8.2 tls
87 1.2.8.2 tls CRT_ALIAS(__sync_nand_and_fetch_2,_atomic_nand_16_nv)
88 1.2.8.2 tls
89 1.2.8.2 tls ENTRY(__sync_fetch_and_nand_2)
90 1.2.8.2 tls movl 4(%sp), %a0
91 1.2.8.2 tls 1: movw (%a0), %d0
92 1.2.8.2 tls movw %d0, %d1
93 1.2.8.2 tls andw 8(%sp), %d1
94 1.2.8.2 tls notw %d1
95 1.2.8.2 tls casw %d0, %d1, (%a0)
96 1.2.8.2 tls bne 1b
97 1.2.8.2 tls rts
98 1.2.8.2 tls END(__sync_fetch_and_nand_2)
99 1.2.8.2 tls
100 1.2.8.2 tls
101 1.2.8.2 tls ENTRY(_atomic_nand_8_nv)
102 1.2.8.2 tls movl 4(%sp), %a0
103 1.2.8.2 tls 1: movb (%a0), %d0
104 1.2.8.2 tls movb %d0, %d1
105 1.2.8.2 tls andb 8(%sp), %d0
106 1.2.8.2 tls notb %d0
107 1.2.8.2 tls casb %d1, %d0, (%a0)
108 1.2.8.2 tls bne 1b
109 1.2.8.2 tls rts
110 1.2.8.2 tls END(_atomic_nand_8_nv)
111 1.2.8.2 tls
112 1.2.8.2 tls CRT_ALIAS(__sync_nand_and_fetch_1,_atomic_nand_8_nv)
113 1.2.8.2 tls
114 1.2.8.2 tls ENTRY(__sync_fetch_and_nand_1)
115 1.2.8.2 tls movl 4(%sp), %a0
116 1.2.8.2 tls 1: movb (%a0), %d0
117 1.2.8.2 tls movb %d0, %d1
118 1.2.8.2 tls andb 8(%sp), %d1
119 1.2.8.2 tls notb %d1
120 1.2.8.2 tls casb %d0, %d1, (%a0)
121 1.2.8.2 tls bne 1b
122 1.2.8.2 tls rts
123 1.2.8.2 tls END(__sync_fetch_and_nand_1)
124