darling-gdb/bfd/coff-m88k.c

122 lines
3.3 KiB
C

/* Copyright (C) 1990, 1991 Free Software Foundation, Inc.
This file is part of BFD, the Binary File Diddler.
BFD 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 1, or (at your option)
any later version.
BFD 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 BFD; see the file COPYING. If not, write to
the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA. */
/* $Id$ */
#define M88 1
#include <ansidecl.h>
#include <sysdep.h>
#include "bfd.h"
#include "libbfd.h"
#include "obstack.h"
#include "m88k-bcs.h"
#include "libcoff.h"
/* Provided the symbol, returns the value reffed */
#define HOWTO_PREPARE(relocation, symbol) \
{ \
if (symbol != (asymbol *)NULL) { \
if (symbol->flags & BSF_FORT_COMM) { \
relocation = 0; \
} \
else { \
relocation = symbol->value; \
} \
} \
if (symbol->section != (asection *)NULL) { \
relocation += symbol->section->output_section->vma + \
symbol->section->output_offset; \
} \
}
static bfd_reloc_status_enum_type
DEFUN(howto_hvrt16,(abfd, reloc_entry, symbol_in, data, ignore_input_section),
bfd *abfd AND
arelent *reloc_entry AND
asymbol *symbol_in AND
unsigned char *data AND
asection *ignore_input_section)
{
long relocation;
bfd_vma addr = reloc_entry->address;
long x = bfd_getshort(abfd, (bfd_byte *)data + addr);
HOWTO_PREPARE(relocation, symbol_in);
x = (x + relocation + reloc_entry->addend) >> 16;
bfd_putshort(abfd, x, (bfd_byte *)data + addr);
return bfd_reloc_ok;
}
static reloc_howto_type howto_table[] =
{
HOWTO(R_PCR16L,02,1,16,true, 0,false,true,0,"PCR16L",false,0x0000ffff,0x0000ffff,true),
HOWTO(R_PCR26L,02,2,16,true, 0,false,true,0,"PCR26L",false,0x03ffffff,0x03ffffff,true),
HOWTO(R_VRT16, 00,1,16,false,0,false,true,0,"VRT16", false,0x0000ffff,0x0000ffff,true),
HOWTO(R_HVRT16,16,1,16,false,0,false,true,howto_hvrt16,"HVRT16",false,0x0000ffff,0x0000ffff,true),
HOWTO(R_LVRT16,00,1,16,false,0,false,true,0,"LVRT16",false,0x0000ffff,0x0000ffff,true),
HOWTO(R_VRT32, 00,2,32,false,0,false,true,0,"VRT32", false,0xffffffff,0xffffffff,true),
};
#define BADMAG(x) MC88BADMAG(x)
#include "coff-code.h"
#define coff_write_armap bsd_write_armap
bfd_target m88k_bcs_vec =
{
"m88kbcs", /* name */
bfd_target_coff_flavour_enum,
true, /* data byte order is big */
true, /* header byte order is big */
(HAS_RELOC | EXEC_P | /* object flags */
HAS_LINENO | HAS_DEBUG |
HAS_SYMS | HAS_LOCALS | DYNAMIC | WP_TEXT),
(SEC_HAS_CONTENTS | SEC_ALLOC | SEC_LOAD | SEC_RELOC), /* section flags */
'/', /* ar_pad_char */
15, /* ar_max_namelen */
_do_getblong, _do_putblong, _do_getbshort, _do_putbshort, /* data */
_do_getblong, _do_putblong, _do_getbshort, _do_putbshort, /* hdrs */
{_bfd_dummy_target, coff_object_p, /* bfd_check_format */
bfd_generic_archive_p, _bfd_dummy_target},
{bfd_false, coff_mkobject, _bfd_generic_mkarchive, /* bfd_set_format */
bfd_false},
JUMP_TABLE(coff)
};