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
|
/* BFD back-end for Apple M68K COFF A/UX 3.x files.
Copyright (C) 1996-2018 Free Software Foundation, Inc.
Written by Richard Henderson <rth@tamu.edu>.
This file is part of BFD, the Binary File Descriptor library.
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 3 of the License, or
(at your option) any later version.
This program 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 General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston,
MA 02110-1301, USA. */
#define TARGET_SYM m68k_coff_aux_vec
#define TARGET_NAME "coff-m68k-aux"
#ifndef TARG_AUX
#define TARG_AUX
#endif
#define COFF_LONG_FILENAMES
/* 4k pages */
#define COFF_PAGE_SIZE 0x1000
/* On AUX, a STYP_NOLOAD|STYP_BSS section is part of a shared library. */
#define BSS_NOLOAD_IS_SHARED_LIBRARY
#define STATIC_RELOCS
#define COFF_COMMON_ADDEND
#include "sysdep.h"
#include "bfd.h"
#define coff_link_add_one_symbol coff_m68k_aux_link_add_one_symbol
static bfd_boolean
coff_m68k_aux_link_add_one_symbol
(struct bfd_link_info *, bfd *, const char *, flagword, asection *,
bfd_vma, const char *, bfd_boolean, bfd_boolean,
struct bfd_link_hash_entry **);
#ifndef bfd_pe_print_pdata
#define bfd_pe_print_pdata NULL
#endif
#include "coff/aux-coff.h" /* override coff/internal.h and coff/m68k.h */
#include "coff-m68k.c"
/* We need non-absolute symbols to override absolute symbols. This
mirrors Apple's "solution" to let a static library symbol override
a shared library symbol. On the whole not a good thing, given how
shared libraries work here, but can work if you are careful with
what you include in the shared object. */
static bfd_boolean
coff_m68k_aux_link_add_one_symbol (struct bfd_link_info *info,
bfd *abfd,
const char *name,
flagword flags,
asection *section,
bfd_vma value,
const char *string,
bfd_boolean copy,
bfd_boolean collect,
struct bfd_link_hash_entry **hashp)
{
struct bfd_link_hash_entry *h, *inh, *t;
if ((flags & (BSF_WARNING | BSF_CONSTRUCTOR | BSF_WEAK)) == 0
&& !bfd_is_und_section (section)
&& !bfd_is_com_section (section))
{
/* The new symbol is a definition or an indirect definition */
/* This bit copied from linker.c */
if (hashp != NULL && *hashp != NULL)
h = *hashp;
else
{
h = bfd_link_hash_lookup (info->hash, name, TRUE, copy, FALSE);
if (h == NULL)
{
if (hashp != NULL)
*hashp = NULL;
return FALSE;
}
}
if (hashp != (struct bfd_link_hash_entry **) NULL)
*hashp = h;
/* end duplication from linker.c */
t = h;
inh = NULL;
if (h->type == bfd_link_hash_indirect)
{
inh = h->u.i.link;
t = inh;
}
if (t->type == bfd_link_hash_defined)
{
asection *msec = t->u.def.section;
bfd_boolean special = FALSE;
if (bfd_is_abs_section (msec) && !bfd_is_abs_section (section))
{
t->u.def.section = section;
t->u.def.value = value;
special = TRUE;
}
else if (bfd_is_abs_section (section) && !bfd_is_abs_section (msec))
special = TRUE;
if (special)
{
if (info->notice_all
|| (info->notice_hash != NULL
&& bfd_hash_lookup (info->notice_hash, name,
FALSE, FALSE) != NULL))
{
if (!(*info->callbacks->notice) (info, h, inh,
abfd, section, value, flags))
return FALSE;
}
return TRUE;
}
}
}
/* If we didn't exit early, finish processing in the generic routine */
return _bfd_generic_link_add_one_symbol (info, abfd, name, flags, section,
value, string, copy, collect,
hashp);
}
|
