mirror of
https://sourceware.org/git/binutils-gdb.git
synced 2024-12-03 04:12:10 +08:00
146 lines
4.0 KiB
C
146 lines
4.0 KiB
C
/* BFD back-end for Apple M68K COFF A/UX 3.x files.
|
|
Copyright (C) 1996-2017 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);
|
|
}
|