Tue Nov 28 09:06:25 2017 UTC ()
KNF. use tab


(ryo)
diff -r1.1 -r1.2 src/lib/libc/arch/aarch64/gen/_setjmp.S
cvs diff -r1.1 -r1.2 src/lib/libc/arch/aarch64/gen/_setjmp.S (switch to unified diff)

--- src/lib/libc/arch/aarch64/gen/_setjmp.S 2014/08/10 05:47:36 1.1
+++ src/lib/libc/arch/aarch64/gen/_setjmp.S 2017/11/28 09:06:25 1.2
@@ -1,117 +1,117 @@ @@ -1,117 +1,117 @@
1/* $NetBSD: _setjmp.S,v 1.1 2014/08/10 05:47:36 matt Exp $ */ 1/* $NetBSD: _setjmp.S,v 1.2 2017/11/28 09:06:25 ryo Exp $ */
2 2
3/*- 3/*-
4 * Copyright (c) 2014 The NetBSD Foundation, Inc. 4 * Copyright (c) 2014 The NetBSD Foundation, Inc.
5 * All rights reserved. 5 * All rights reserved.
6 * 6 *
7 * This code is derived from software contributed to The NetBSD Foundation 7 * This code is derived from software contributed to The NetBSD Foundation
8 * by Matt Thomas of 3am Software Foundry. 8 * by Matt Thomas of 3am Software Foundry.
9 * 9 *
10 * Redistribution and use in source and binary forms, with or without 10 * Redistribution and use in source and binary forms, with or without
11 * modification, are permitted provided that the following conditions 11 * modification, are permitted provided that the following conditions
12 * are met: 12 * are met:
13 * 1. Redistributions of source code must retain the above copyright 13 * 1. Redistributions of source code must retain the above copyright
14 * notice, this list of conditions and the following disclaimer. 14 * notice, this list of conditions and the following disclaimer.
15 * 2. Redistributions in binary form must reproduce the above copyright 15 * 2. Redistributions in binary form must reproduce the above copyright
16 * notice, this list of conditions and the following disclaimer in the 16 * notice, this list of conditions and the following disclaimer in the
17 * documentation and/or other materials provided with the distribution. 17 * documentation and/or other materials provided with the distribution.
18 * 18 *
19 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS 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 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 21 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
22 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS 22 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
23 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 23 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
24 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 24 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
25 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 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 26 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
27 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 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 28 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
29 * POSSIBILITY OF SUCH DAMAGE. 29 * POSSIBILITY OF SUCH DAMAGE.
30 */ 30 */
31 31
32#include <machine/asm.h> 32#include <machine/asm.h>
33#include "assym.h" 33#include "assym.h"
34 34
35/* 35/*
36 * C library -- _setjmp, _longjmp 36 * C library -- _setjmp, _longjmp
37 * 37 *
38 * _longjmp(a, v) 38 * _longjmp(a, v)
39 * will generate a "return v;" from the last call to 39 * will generate a "return v;" from the last call to
40 * _setjmp(a) 40 * _setjmp(a)
41 * by restoring registers from the stack. 41 * by restoring registers from the stack.
42 * The previous signal state is NOT restored. 42 * The previous signal state is NOT restored.
43 * 43 *
44 * Note: x0 is the return value 44 * Note: x0 is the return value
45 */ 45 */
46 .section .rodata.cst8,"aM",@progbits,8 46 .section .rodata.cst8,"aM",@progbits,8
47 .align 3 47 .align 3
48.L_MAGIC: 48.L_MAGIC:
49 .xword _JB_MAGIC_AARCH64__SETJMP 49 .xword _JB_MAGIC_AARCH64__SETJMP
50 50
51ENTRY(_setjmp) 51ENTRY(_setjmp)
52 adrp x7, .L_MAGIC 52 adrp x7, .L_MAGIC
53 ldr x7, [x7, #:lo12:.L_MAGIC] 53 ldr x7, [x7, #:lo12:.L_MAGIC]
54 54
55 mov x3, sp 55 mov x3, sp
56 56
57 stp x7, x3, [x0, #_JB_MAGIC] 57 stp x7, x3, [x0, #_JB_MAGIC]
58 58
59 stp x19, x20, [x0, #_JB_X19] 59 stp x19, x20, [x0, #_JB_X19]
60 stp x21, x22, [x0, #_JB_X21] 60 stp x21, x22, [x0, #_JB_X21]
61 stp x23, x24, [x0, #_JB_X23] 61 stp x23, x24, [x0, #_JB_X23]
62 stp x25, x26, [x0, #_JB_X25] 62 stp x25, x26, [x0, #_JB_X25]
63 stp x27, x28, [x0, #_JB_X27] 63 stp x27, x28, [x0, #_JB_X27]
64 stp x29, x30, [x0, #_JB_X29] 64 stp x29, x30, [x0, #_JB_X29]
65 65
66 mrs x5, tpidr_el0 66 mrs x5, tpidr_el0
67 str x5, [x0, #_JB_TPIDR] 67 str x5, [x0, #_JB_TPIDR]
68 68
69 stp d8, d9, [x0, #_JB_D8] 69 stp d8, d9, [x0, #_JB_D8]
70 stp d10, d11, [x0, #_JB_D10] 70 stp d10, d11, [x0, #_JB_D10]
71 stp d12, d13, [x0, #_JB_D12] 71 stp d12, d13, [x0, #_JB_D12]
72 stp d14, d15, [x0, #_JB_D14] 72 stp d14, d15, [x0, #_JB_D14]
73 73
74 mov x0, xzr 74 mov x0, xzr
75 ret 75 ret
76END(_setjmp) 76END(_setjmp)
77 77
78ENTRY(_longjmp) 78ENTRY(_longjmp)
79 adrp x7, .L_MAGIC 79 adrp x7, .L_MAGIC
80 ldr x7, [x7, #:lo12:.L_MAGIC] 80 ldr x7, [x7, #:lo12:.L_MAGIC]
81 81
82 ldp x2, x3, [x0, #_JB_MAGIC] 82 ldp x2, x3, [x0, #_JB_MAGIC]
83 ldp x4, x5, [x0, #_JB_X29] 83 ldp x4, x5, [x0, #_JB_X29]
84 84
85 cbz x3, .Lbotch 85 cbz x3, .Lbotch
86 cbz x4, .Lbotch 86 cbz x4, .Lbotch
87 cbz x5, .Lbotch 87 cbz x5, .Lbotch
88 cmp x2, x7 88 cmp x2, x7
89 b.ne .Lbotch 89 b.ne .Lbotch
90 90
91 ldp x19, x20, [x0, #_JB_X19] 91 ldp x19, x20, [x0, #_JB_X19]
92 ldp x21, x22, [x0, #_JB_X21] 92 ldp x21, x22, [x0, #_JB_X21]
93 ldp x23, x24, [x0, #_JB_X23] 93 ldp x23, x24, [x0, #_JB_X23]
94 ldp x25, x26, [x0, #_JB_X25] 94 ldp x25, x26, [x0, #_JB_X25]
95 ldp x27, x28, [x0, #_JB_X27] 95 ldp x27, x28, [x0, #_JB_X27]
96 96
97 ldr x5, [x0, #_JB_TPIDR] 97 ldr x5, [x0, #_JB_TPIDR]
98 msr tpidr_el0, x5 98 msr tpidr_el0, x5
99 99
100 ldp d8, d9, [x0, #_JB_D8] 100 ldp d8, d9, [x0, #_JB_D8]
101 ldp d10, d11, [x0, #_JB_D10] 101 ldp d10, d11, [x0, #_JB_D10]
102 ldp d12, d13, [x0, #_JB_D12] 102 ldp d12, d13, [x0, #_JB_D12]
103 ldp d14, d15, [x0, #_JB_D14] 103 ldp d14, d15, [x0, #_JB_D14]
104 104
105 mov sp, x3 105 mov sp, x3
106 mov x29, x4 106 mov x29, x4
107 mov x30, x5 107 mov x30, x5
108 108
109 mov x0, x1 109 mov x0, x1
110 ret 110 ret
111 111
112 /* validation failed, die die die. */ 112 /* validation failed, die die die. */
113.Lbotch: 113.Lbotch:
114 bl _C_LABEL(longjmperror) 114 bl _C_LABEL(longjmperror)
115 bl _C_LABEL(abort) 115 bl _C_LABEL(abort)
1161: b 1b /* Cannot get here */ 1161: b 1b /* Cannot get here */
117END(_longjmp) 117END(_longjmp)