/* BFD back-end for mmo objects (MMIX-specific object-format).
- Copyright 2001, 2002, 2003, 2004, 2005, 2006
+ Copyright 2001, 2002, 2003, 2004, 2005, 2006, 2007
Free Software Foundation, Inc.
Written by Hans-Peter Nilsson (hp@bitrange.com).
Infrastructure and other bits originally copied from srec.c and
binary.c.
-This file is part of BFD, the Binary File Descriptor library.
+ 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 2 of the License, or
-(at your option) any later version.
+ 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.
+ 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. */
-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. */
/*
SECTION
| 0x81000000
| 0x980c0005 - lop_end; symbol table contained five 32-bit words. */
-#include "bfd.h"
#include "sysdep.h"
+#include "bfd.h"
#include "libbfd.h"
#include "libiberty.h"
#include "elf/mmix.h"
static bfd_boolean mmo_set_section_contents (bfd *, sec_ptr, const void *,
file_ptr, bfd_size_type);
static int mmo_sizeof_headers (bfd *, struct bfd_link_info *);
-static long mmo_get_reloc_upper_bound (bfd *, asection *);
static bfd_boolean mmo_internal_write_header (bfd *);
static bfd_boolean mmo_internal_write_post (bfd *, int, asection *);
static bfd_boolean mmo_internal_add_3_sym (bfd *, struct mmo_symbol_trie *,
static bfd_boolean mmo_new_section_hook (bfd *, asection *);
static int mmo_sort_mmo_symbols (const void *, const void *);
static bfd_boolean mmo_write_object_contents (bfd *);
-static long mmo_canonicalize_reloc (bfd *, sec_ptr, arelent **, asymbol **);
static bfd_boolean mmo_write_section_description (bfd *, asection *);
static bfd_boolean mmo_has_leading_or_trailing_zero_tetra_p (bfd *,
asection *);
/* This must be the last 32-bit word in an mmo file.
Let's find out. */
struct stat statbuf;
- long curpos = bfd_tell (abfd);
+ file_ptr curpos = bfd_tell (abfd);
if (bfd_stat (abfd, &statbuf) < 0)
goto error_return;
unsigned int i;
csymbols = abfd->tdata.mmo_data->csymbols;
- if (csymbols == NULL)
+ if (csymbols == NULL && symcount != 0)
{
asymbol *c;
struct mmo_symbol *s;
mmo_sort_mmo_symbols);
csymbols = (asymbol *) bfd_alloc (abfd, symcount * sizeof (asymbol));
- if (csymbols == NULL && symcount != 0)
- return FALSE;
+ if (csymbols == NULL)
+ return -1;
abfd->tdata.mmo_data->csymbols = csymbols;
for (msp = (struct mmo_symbol **) alocation, c = csymbols;
return mmo_write_symbols_and_terminator (abfd);
}
-/* Return the size of a NULL pointer, so we support linking in an mmo
- object. */
-
-static long
-mmo_get_reloc_upper_bound (bfd *abfd ATTRIBUTE_UNUSED,
- asection *sec ATTRIBUTE_UNUSED)
-{
- return sizeof (void *);
-}
-
-/* Similarly canonicalize relocs to empty, filling in the terminating NULL
- pointer. */
-
-long
-mmo_canonicalize_reloc (bfd *abfd ATTRIBUTE_UNUSED,
- sec_ptr section ATTRIBUTE_UNUSED, arelent **relptr,
- asymbol **symbols ATTRIBUTE_UNUSED)
-{
- *relptr = NULL;
- return 0;
-}
-
/* If there's anything in particular in a mmo bfd that we want to free,
make this a real function. Only do this if you see major memory
thrashing; zealous free:ing will cause unwanted behavior, especially if
#define mmo_section_already_linked \
_bfd_generic_section_already_linked
-/* objcopy will be upset if we return -1 from bfd_get_reloc_upper_bound by
- using BFD_JUMP_TABLE_RELOCS (_bfd_norelocs) rather than 0. FIXME: Most
- likely a bug in the _bfd_norelocs definition.
-
- On the other hand, we smuggle in an mmo object (because setting up ELF
- is too cumbersome) when linking (from other formats, presumably ELF) to
- represent the g255 entry. We need to link that object, so need to say
- it has no relocs. Upper bound for the size of the relocation table is
- the size of a NULL pointer, and we support "canonicalization" for that
- pointer. */
-#define mmo_bfd_reloc_type_lookup _bfd_norelocs_bfd_reloc_type_lookup
-
/* We want to copy time of creation, otherwise we'd use
BFD_JUMP_TABLE_COPY (_bfd_generic). */
#define mmo_bfd_merge_private_bfd_data _bfd_generic_bfd_merge_private_bfd_data
BFD_JUMP_TABLE_CORE (_bfd_nocore),
BFD_JUMP_TABLE_ARCHIVE (_bfd_noarchive),
BFD_JUMP_TABLE_SYMBOLS (mmo),
- /* We have to provide a valid method for getting relocs, returning zero,
- so we can't say BFD_JUMP_TABLE_RELOCS (_bfd_norelocs). */
- BFD_JUMP_TABLE_RELOCS (mmo),
+ BFD_JUMP_TABLE_RELOCS (_bfd_norelocs),
BFD_JUMP_TABLE_WRITE (mmo),
BFD_JUMP_TABLE_LINK (mmo),
BFD_JUMP_TABLE_DYNAMIC (_bfd_nodynamic),