OpenCores
URL https://opencores.org/ocsvn/openrisc/openrisc/trunk

Subversion Repositories openrisc

[/] [openrisc/] [trunk/] [gnu-old/] [binutils-2.18.50/] [bfd/] [coff-aux.c] - Blame information for rev 816

Details | Compare with Previous | View Log

Line No. Rev Author Line
1 38 julius
/* BFD back-end for Apple M68K COFF A/UX 3.x files.
2
   Copyright 1996, 1997, 2000, 2002, 2007 Free Software Foundation, Inc.
3
   Written by Richard Henderson <rth@tamu.edu>.
4
 
5
   This file is part of BFD, the Binary File Descriptor library.
6
 
7
   This program is free software; you can redistribute it and/or modify
8
   it under the terms of the GNU General Public License as published by
9
   the Free Software Foundation; either version 3 of the License, or
10
   (at your option) any later version.
11
 
12
   This program is distributed in the hope that it will be useful,
13
   but WITHOUT ANY WARRANTY; without even the implied warranty of
14
   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
15
   GNU General Public License for more details.
16
 
17
   You should have received a copy of the GNU General Public License
18
   along with this program; if not, write to the Free Software
19
   Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston,
20
   MA 02110-1301, USA.  */
21
 
22
#define TARGET_SYM      m68kaux_coff_vec
23
#define TARGET_NAME     "coff-m68k-aux"
24
 
25
#ifndef TARG_AUX
26
#define TARG_AUX
27
#endif
28
 
29
#define COFF_LONG_FILENAMES
30
 
31
/* 4k pages */
32
#define COFF_PAGE_SIZE 0x1000
33
 
34
/* On AUX, a STYP_NOLOAD|STYP_BSS section is part of a shared library.  */
35
#define BSS_NOLOAD_IS_SHARED_LIBRARY
36
 
37
#define STATIC_RELOCS
38
 
39
#define COFF_COMMON_ADDEND
40
 
41
#include "sysdep.h"
42
#include "bfd.h"
43
 
44
static bfd_boolean coff_m68k_aux_link_add_one_symbol
45
  PARAMS ((struct bfd_link_info *, bfd *, const char *, flagword,
46
           asection *, bfd_vma, const char *, bfd_boolean, bfd_boolean,
47
           struct bfd_link_hash_entry **));
48
 
49
#define coff_link_add_one_symbol coff_m68k_aux_link_add_one_symbol
50
 
51
#include "coff/aux-coff.h"  /* override coff/internal.h and coff/m68k.h */
52
#include "coff-m68k.c"
53
 
54
/* We need non-absolute symbols to override absolute symbols.  This
55
   mirrors Apple's "solution" to let a static library symbol override
56
   a shared library symbol.  On the whole not a good thing, given how
57
   shared libraries work here, but can work if you are careful with
58
   what you include in the shared object.  */
59
 
60
static bfd_boolean
61
coff_m68k_aux_link_add_one_symbol (info, abfd, name, flags, section, value,
62
                                   string, copy, collect, hashp)
63
     struct bfd_link_info *info;
64
     bfd *abfd;
65
     const char *name;
66
     flagword flags;
67
     asection *section;
68
     bfd_vma value;
69
     const char *string;
70
     bfd_boolean copy;
71
     bfd_boolean collect;
72
     struct bfd_link_hash_entry **hashp;
73
{
74
  struct bfd_link_hash_entry *h;
75
 
76
  if ((flags & (BSF_WARNING | BSF_CONSTRUCTOR | BSF_WEAK)) == 0 &&
77
      !bfd_is_und_section (section) &&
78
      !bfd_is_com_section (section))
79
    {
80
      /* The new symbol is a definition or an indirect definition */
81
 
82
      /* This bit copied from linker.c */
83
      if (hashp != NULL && *hashp != NULL)
84
        {
85
          h = *hashp;
86
          BFD_ASSERT (strcmp (h->root.string, name) == 0);
87
        }
88
      else
89
        {
90
          h = bfd_link_hash_lookup (info->hash, name, TRUE, copy, FALSE);
91
          if (h == NULL)
92
            {
93
              if (hashp != NULL)
94
                *hashp = NULL;
95
              return FALSE;
96
            }
97
        }
98
 
99
      if (info->notice_hash != (struct bfd_hash_table *) NULL
100
          && (bfd_hash_lookup (info->notice_hash, name, FALSE, FALSE)
101
              != (struct bfd_hash_entry *) NULL))
102
        {
103
          if (! (*info->callbacks->notice) (info, name, abfd, section, value))
104
            return FALSE;
105
        }
106
 
107
      if (hashp != (struct bfd_link_hash_entry **) NULL)
108
        *hashp = h;
109
      /* end duplication from linker.c */
110
 
111
      if (h->type == bfd_link_hash_defined
112
          || h->type == bfd_link_hash_indirect)
113
        {
114
          asection *msec;
115
 
116
          if (h->type == bfd_link_hash_defined)
117
            msec = h->u.def.section;
118
          else
119
            msec = bfd_ind_section_ptr;
120
 
121
          if (bfd_is_abs_section (msec) && !bfd_is_abs_section (section))
122
            {
123
              h->u.def.section = section;
124
              h->u.def.value = value;
125
              return TRUE;
126
            }
127
          else if (bfd_is_abs_section (section) && !bfd_is_abs_section (msec))
128
            return TRUE;
129
        }
130
    }
131
 
132
  /* If we didn't exit early, finish processing in the generic routine */
133
  return _bfd_generic_link_add_one_symbol (info, abfd, name, flags, section,
134
                                           value, string, copy, collect,
135
                                           hashp);
136
}

powered by: WebSVN 2.1.0

© copyright 1999-2024 OpenCores.org, equivalent to Oliscience, all rights reserved. OpenCores®, registered trademark.