2012-03-26 19:18:29 +00:00
|
|
|
/* Generic support for 64-bit ELF
|
2017-04-10 11:32:00 +00:00
|
|
|
Copyright (C) 1993-2017 Free Software Foundation, Inc.
|
2012-03-26 19:18:29 +00:00
|
|
|
|
|
|
|
|
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. */
|
|
|
|
|
|
|
|
|
|
#include "sysdep.h"
|
|
|
|
|
#include "bfd.h"
|
|
|
|
|
#include "libbfd.h"
|
|
|
|
|
#include "elf-bfd.h"
|
|
|
|
|
|
|
|
|
|
/* This does not include any relocation information, but should be
|
|
|
|
|
good enough for GDB or objdump to read the file. */
|
|
|
|
|
|
|
|
|
|
static reloc_howto_type dummy =
|
|
|
|
|
HOWTO (0, /* type */
|
|
|
|
|
0, /* rightshift */
|
|
|
|
|
0, /* size (0 = byte, 1 = short, 2 = long) */
|
|
|
|
|
0, /* bitsize */
|
|
|
|
|
FALSE, /* pc_relative */
|
|
|
|
|
0, /* bitpos */
|
|
|
|
|
complain_overflow_dont, /* complain_on_overflow */
|
|
|
|
|
NULL, /* special_function */
|
|
|
|
|
"UNKNOWN", /* name */
|
|
|
|
|
FALSE, /* partial_inplace */
|
|
|
|
|
0, /* src_mask */
|
|
|
|
|
0, /* dst_mask */
|
|
|
|
|
FALSE); /* pcrel_offset */
|
|
|
|
|
|
|
|
|
|
static void
|
|
|
|
|
elf_generic_info_to_howto (bfd *abfd ATTRIBUTE_UNUSED,
|
|
|
|
|
arelent *bfd_reloc,
|
|
|
|
|
Elf_Internal_Rela *elf_reloc ATTRIBUTE_UNUSED)
|
|
|
|
|
{
|
|
|
|
|
bfd_reloc->howto = &dummy;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
static void
|
|
|
|
|
elf_generic_info_to_howto_rel (bfd *abfd ATTRIBUTE_UNUSED,
|
|
|
|
|
arelent *bfd_reloc,
|
|
|
|
|
Elf_Internal_Rela *elf_reloc ATTRIBUTE_UNUSED)
|
|
|
|
|
{
|
|
|
|
|
bfd_reloc->howto = &dummy;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
static void
|
|
|
|
|
check_for_relocs (bfd * abfd, asection * o, void * failed)
|
|
|
|
|
{
|
|
|
|
|
if ((o->flags & SEC_RELOC) != 0)
|
|
|
|
|
{
|
|
|
|
|
Elf_Internal_Ehdr *ehdrp;
|
|
|
|
|
|
|
|
|
|
ehdrp = elf_elfheader (abfd);
|
2017-04-10 11:32:00 +00:00
|
|
|
/* xgettext:c-format */
|
2012-03-26 19:18:29 +00:00
|
|
|
_bfd_error_handler (_("%B: Relocations in generic ELF (EM: %d)"),
|
|
|
|
|
abfd, ehdrp->e_machine);
|
|
|
|
|
|
|
|
|
|
bfd_set_error (bfd_error_wrong_format);
|
|
|
|
|
* (bfd_boolean *) failed = TRUE;
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
static bfd_boolean
|
|
|
|
|
elf64_generic_link_add_symbols (bfd *abfd, struct bfd_link_info *info)
|
|
|
|
|
{
|
|
|
|
|
bfd_boolean failed = FALSE;
|
|
|
|
|
|
|
|
|
|
/* Check if there are any relocations. */
|
|
|
|
|
bfd_map_over_sections (abfd, check_for_relocs, & failed);
|
|
|
|
|
|
|
|
|
|
if (failed)
|
|
|
|
|
return FALSE;
|
|
|
|
|
return bfd_elf_link_add_symbols (abfd, info);
|
|
|
|
|
}
|
|
|
|
|
|
2015-08-28 15:32:19 +00:00
|
|
|
#define TARGET_LITTLE_SYM elf64_le_vec
|
2012-03-26 19:18:29 +00:00
|
|
|
#define TARGET_LITTLE_NAME "elf64-little"
|
2015-08-28 15:32:19 +00:00
|
|
|
#define TARGET_BIG_SYM elf64_be_vec
|
2012-03-26 19:18:29 +00:00
|
|
|
#define TARGET_BIG_NAME "elf64-big"
|
|
|
|
|
#define ELF_ARCH bfd_arch_unknown
|
|
|
|
|
#define ELF_MACHINE_CODE EM_NONE
|
|
|
|
|
#define ELF_MAXPAGESIZE 0x1
|
|
|
|
|
#define bfd_elf64_bfd_reloc_type_lookup bfd_default_reloc_type_lookup
|
|
|
|
|
#define bfd_elf64_bfd_reloc_name_lookup _bfd_norelocs_bfd_reloc_name_lookup
|
|
|
|
|
#define bfd_elf64_bfd_link_add_symbols elf64_generic_link_add_symbols
|
|
|
|
|
#define elf_info_to_howto elf_generic_info_to_howto
|
|
|
|
|
#define elf_info_to_howto_rel elf_generic_info_to_howto_rel
|
|
|
|
|
|
|
|
|
|
#include "elf64-target.h"
|
