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binutils-gdb/bfd/elf32-am33lin.c

108 lines
3.0 KiB
C

/* Matsushita AM33/2.0 support for 32-bit GNU/Linux ELF
Copyright (C) 2003-2019 Free Software Foundation, Inc.
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 "elf-bfd.h"
#include "elf/mn10300.h"
#define elf_symbol_leading_char 0
#define TARGET_LITTLE_SYM am33_elf32_linux_vec
#define TARGET_LITTLE_NAME "elf32-am33lin"
#define ELF_ARCH bfd_arch_mn10300
#define ELF_MACHINE_CODE EM_MN10300
#define ELF_MACHINE_ALT1 EM_CYGNUS_MN10300
#define ELF_MAXPAGESIZE 0x1000
/* Rename global functions. */
#define _bfd_mn10300_elf_merge_private_bfd_data _bfd_am33_elf_merge_private_bfd_data
#define _bfd_mn10300_elf_object_p _bfd_am33_elf_object_p
#define _bfd_mn10300_elf_final_write_processing _bfd_am33_elf_final_write_processing
/* Support for core dump NOTE sections. */
static bfd_boolean
elf32_am33lin_grok_prstatus (bfd *abfd, Elf_Internal_Note *note)
{
int offset;
unsigned int size;
switch (note->descsz)
{
default:
return FALSE;
case 184:
case 188: /* Linux/am33 */
/* pr_cursig */
elf_tdata (abfd)->core->signal = bfd_get_16 (abfd, note->descdata + 12);
/* pr_pid */
elf_tdata (abfd)->core->lwpid = bfd_get_32 (abfd, note->descdata + 24);
/* pr_reg */
offset = 72;
size = 112;
break;
}
/* Make a ".reg/999" section. */
return _bfd_elfcore_make_pseudosection (abfd, ".reg", size,
note->descpos + offset);
}
static bfd_boolean
elf32_am33lin_grok_psinfo (bfd *abfd, Elf_Internal_Note *note)
{
switch (note->descsz)
{
default:
return FALSE;
case 124: /* Linux/am33 elf_prpsinfo */
elf_tdata (abfd)->core->program
= _bfd_elfcore_strndup (abfd, note->descdata + 28, 16);
elf_tdata (abfd)->core->command
= _bfd_elfcore_strndup (abfd, note->descdata + 44, 80);
}
/* Note that for some reason, a spurious space is tacked
onto the end of the args in some (at least one anyway)
implementations, so strip it off if it exists. */
{
char *command = elf_tdata (abfd)->core->command;
int n = strlen (command);
if (0 < n && command[n - 1] == ' ')
command[n - 1] = '\0';
}
return TRUE;
}
#define elf_backend_grok_prstatus elf32_am33lin_grok_prstatus
#define elf_backend_grok_psinfo elf32_am33lin_grok_psinfo
#define elf_backend_linux_prpsinfo32_ugid16 TRUE
#include "elf-m10300.c"