aboutsummaryrefslogtreecommitdiff
path: root/sysdeps/sh/elf/initfini.c
blob: d70730ec1cf9faf36296a96239da591e06ab2abb (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
/* Special .init and .fini section support for SH.
   Copyright (C) 2000 Free Software Foundation, Inc.
   This file is part of the GNU C Library.

   The GNU C Library is free software; you can redistribute it and/or
   modify it under the terms of the GNU Lesser General Public
   License as published by the Free Software Foundation; either
   version 2.1 of the License, or (at your option) any later version.

   The GNU C Library is distributed in the hope that it will be useful,
   but WITHOUT ANY WARRANTY; without even the implied warranty of
   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
   Lesser General Public License for more details.

   You should have received a copy of the GNU Lesser General Public
   License along with the GNU C Library; if not, write to the Free
   Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
   02111-1307 USA.  */

/* This file is compiled into assembly code which is then munged by a sed
   script into two files: crti.s and crtn.s.

   * crti.s puts a function prologue at the beginning of the
   .init and .fini sections and defines global symbols for
   those addresses, so they can be called as functions.

   * crtn.s puts the corresponding function epilogues
   in the .init and .fini sections. */

__asm__ ("

#include \"defs.h\"
#define SHARED

/*@HEADER_ENDS*/

/*@TESTS_BEGIN*/

/*@TESTS_END*/

/*@_init_PROLOG_BEGINS*/
	.section .init
	.align 5
	.global	_init
	.type	_init,@function
_init:
	mov.l	r12,@-r15
	mov.l	r14,@-r15
	sts.l	pr,@-r15
#ifdef SHARED
	mova	.L22,r0
	mov.l	.L22,r12
	add	r0,r12
	mova	.L23,r0
	mov.l	.L23,r1
	add	r0,r1
#else
	mov.l	.L23,r1
#endif
	jsr	@r1
	 mov	r15,r14
	bra	1f
	 nop
	.align 2
#ifdef SHARED
.L22:
	.long	_GLOBAL_OFFSET_TABLE_
.L23:
	.long	__gmon_start__@PLT
#else
.L23:
	.long	__gmon_start__
#endif
	.data
	.global __fpscr_values
__fpscr_values:
	.long   0
	.long   0x80000
	.previous
1:
	ALIGN
	END_INIT

	
/*@_init_PROLOG_ENDS*/

/*@_init_EPILOG_BEGINS*/
	.section .init
	mov	r14,r15
	lds.l	@r15+,pr
	mov.l	@r15+,r14
	rts	
	mov.l	@r15+,r12
	END_INIT
	.section .text
	.align 5
	.weak	__gmon_start__
	.type	__gmon_start__,@function
__gmon_start__:
	mov.l	r14,@-r15
	mov	r15,r14
	mov	r14,r15
	rts	
	mov.l	@r15+,r14
	
/*@_init_EPILOG_ENDS*/

/*@_fini_PROLOG_BEGINS*/
	.section .fini
	.align 5
	.global	_fini
	.type	_fini,@function
_fini:
	mov.l	r12,@-r15
	mov.l	r14,@-r15
	sts.l	pr,@-r15
#ifdef SHARED
	mova	.L27,r0
	mov.l	.L27,r12
	add	r0,r12
#endif
	mov	r15,r14
	ALIGN
	END_FINI
#ifdef SHARED
	bra	1f
	 nop
	.align	2
.L27:
	.long	_GLOBAL_OFFSET_TABLE_
#endif
1:
/*@_fini_PROLOG_ENDS*/

/*@_fini_EPILOG_BEGINS*/
	.section .fini
	mov	r14,r15
	lds.l	@r15+,pr
	mov.l	@r15+,r14
	rts	
	mov.l	@r15+,r12

	END_FINI
	
/*@_fini_EPILOG_ENDS*/

/*@TRAILER_BEGINS*/
");