mirror of
https://sourceware.org/git/binutils-gdb.git
synced 2024-12-05 08:14:19 +08:00
2c3fc38946
* archive.c: Likewise. * cache.c: Likewise. * cisco-core.c: Likewise. * coff-alpha.c: Likewise. * coff-apollo.c: Likewise. * coff-aux.c: Likewise. * coff-h8300.c: Likewise. * coff-h8500.c: Likewise. * coff-i386.c: Likewise. * coff-i960.c: Likewise. * coff-ia64.c: Likewise. * coff-m68k.c: Likewise. * coff-m88k.c: Likewise. * coff-mcore.c: Likewise. * coff-mips.c: Likewise. * coff-or32.c: Likewise. * coff-ppc.c: Likewise. * coff-rs6000.c: Likewise. * coff-sh.c: Likewise. * coff-sparc.c: Likewise. * coff-stgo32.c: Likewise. * coff-tic30.c: Likewise. * coff-tic4x.c: Likewise. * coff-tic54x.c: Likewise. * coff-tic80.c: Likewise. * coff-w65.c: Likewise. * cofflink.c: Likewise. * cpu-arc.c: Likewise. * cpu-cris.c: Likewise. * cpu-h8500.c: Likewise. * cpu-i960.c: Likewise. * cpu-msp430.c: Likewise. * cpu-ns32k.c: Likewise. * cpu-powerpc.c: Likewise. * cpu-rs6000.c: Likewise. * cpu-tic4x.c: Likewise. * cpu-w65.c: Likewise. * ecoff.c: Likewise. * ecofflink.c: Likewise. * elf-m10200.c: Likewise. * elf32-bfin.c: Likewise. * elf32-cris.c: Likewise. * elf32-crx.c: Likewise. * elf32-fr30.c: Likewise. * elf32-frv.c: Likewise. * elf32-h8300.c: Likewise. * elf32-i960.c: Likewise. * elf32-m32c.c: Likewise. * elf32-m68hc11.c: Likewise. * elf32-m68hc12.c: Likewise. * elf32-m68hc1x.c: Likewise. * elf32-m68k.c: Likewise. * elf32-mcore.c: Likewise. * elf32-rl78.c: Likewise. * elf32-rx.c: Likewise. * elf32-s390.c: Likewise. * elf32-vax.c: Likewise. * elf64-alpha.c: Likewise. * elf64-mmix.c: Likewise. * elf64-s390.c: Likewise. * elf64-sparc.c: Likewise. * elfnn-ia64.c: Likewise. * elfxx-mips.c: Likewise. * elfxx-sparc.c: Likewise. * hash.c: Likewise. * hp300hpux.c: Likewise. * hppabsd-core.c: Likewise. * hpux-core.c: Likewise. * i386dynix.c: Likewise. * i386linux.c: Likewise. * i386lynx.c: Likewise. * i386mach3.c: Likewise. * i386msdos.c: Likewise. * i386os9k.c: Likewise. * irix-core.c: Likewise. * lynx-core.c: Likewise. * m68klinux.c: Likewise. * mach-o.h: Likewise. * mipsbsd.c: Likewise. * netbsd-core.c: Likewise. * nlm32-i386.c: Likewise. * osf-core.c: Likewise. * pc532-mach.c: Likewise. * pef.c: Likewise. * ppcboot.c: Likewise. * ptrace-core.c: Likewise. * reloc16.c: Likewise. * sco5-core.c: Likewise. * som.h: Likewise. * sparclinux.c: Likewise. * sparclynx.c: Likewise. * ticoff.h: Likewise. * trad-core.c: Likewise. * vms-lib.c: Likewise. * xsym.h: Likewise.
286 lines
8.0 KiB
C
286 lines
8.0 KiB
C
/* BFD back-end for Motorola 88000 COFF "Binary Compatibility Standard" files.
|
|
Copyright 1990, 1991, 1992, 1993, 1994, 1995, 1997, 1998, 1999, 2000,
|
|
2001, 2002, 2003, 2005, 2007, 2008, 2012 Free Software Foundation, Inc.
|
|
Written by Cygnus Support.
|
|
|
|
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 M88 1 /* Customize various include files */
|
|
#include "sysdep.h"
|
|
#include "bfd.h"
|
|
#include "libbfd.h"
|
|
#include "coff/m88k.h"
|
|
#include "coff/internal.h"
|
|
#include "libcoff.h"
|
|
|
|
static bfd_reloc_status_type m88k_special_reloc
|
|
(bfd *, arelent *, asymbol *, void *, asection *, bfd *, char **);
|
|
|
|
#define COFF_DEFAULT_SECTION_ALIGNMENT_POWER (3)
|
|
|
|
#define GET_SCNHDR_NRELOC H_GET_32
|
|
#define GET_SCNHDR_NLNNO H_GET_32
|
|
|
|
/* On coff-m88k, local labels start with '@'. */
|
|
|
|
#define coff_bfd_is_local_label_name m88k_is_local_label_name
|
|
|
|
static bfd_boolean
|
|
m88k_is_local_label_name (bfd *abfd ATTRIBUTE_UNUSED, const char *name)
|
|
{
|
|
return name[0] == '@';
|
|
}
|
|
|
|
static bfd_reloc_status_type
|
|
m88k_special_reloc (bfd *abfd,
|
|
arelent *reloc_entry,
|
|
asymbol *symbol,
|
|
void * data,
|
|
asection *input_section,
|
|
bfd *output_bfd,
|
|
char **error_message ATTRIBUTE_UNUSED)
|
|
{
|
|
reloc_howto_type *howto = reloc_entry->howto;
|
|
|
|
switch (howto->type)
|
|
{
|
|
case R_HVRT16:
|
|
case R_LVRT16:
|
|
if (output_bfd != (bfd *) NULL)
|
|
{
|
|
/* This is a partial relocation, and we want to apply the
|
|
relocation to the reloc entry rather than the raw data.
|
|
Modify the reloc inplace to reflect what we now know. */
|
|
|
|
reloc_entry->address += input_section->output_offset;
|
|
}
|
|
else
|
|
{
|
|
bfd_vma output_base = 0;
|
|
bfd_vma addr = reloc_entry->address;
|
|
bfd_vma x = bfd_get_16 (abfd, (bfd_byte *) data + addr);
|
|
asection *reloc_target_output_section;
|
|
long relocation = 0;
|
|
|
|
/* Work out which section the relocation is targeted at and the
|
|
initial relocation command value. */
|
|
|
|
/* Get symbol value. (Common symbols are special.) */
|
|
if (bfd_is_com_section (symbol->section))
|
|
relocation = 0;
|
|
else
|
|
relocation = symbol->value;
|
|
|
|
reloc_target_output_section = symbol->section->output_section;
|
|
|
|
/* Convert input-section-relative symbol value to absolute. */
|
|
if (output_bfd)
|
|
output_base = 0;
|
|
else
|
|
output_base = reloc_target_output_section->vma;
|
|
|
|
relocation += output_base + symbol->section->output_offset;
|
|
|
|
/* Add in supplied addend. */
|
|
relocation += ((reloc_entry->addend << howto->bitsize) + x);
|
|
|
|
reloc_entry->addend = 0;
|
|
|
|
relocation >>= (bfd_vma) howto->rightshift;
|
|
|
|
/* Shift everything up to where it's going to be used */
|
|
|
|
relocation <<= (bfd_vma) howto->bitpos;
|
|
|
|
if (relocation)
|
|
bfd_put_16 (abfd, (bfd_vma) relocation,
|
|
(unsigned char *) data + addr);
|
|
}
|
|
|
|
/* If we are not producing relocatable output, return an error if
|
|
the symbol is not defined. */
|
|
if (bfd_is_und_section (symbol->section) && output_bfd == (bfd *) NULL)
|
|
return bfd_reloc_undefined;
|
|
|
|
return bfd_reloc_ok;
|
|
|
|
default:
|
|
if (output_bfd != (bfd *) NULL)
|
|
{
|
|
/* This is a partial relocation, and we want to apply the
|
|
relocation to the reloc entry rather than the raw data.
|
|
Modify the reloc inplace to reflect what we now know. */
|
|
|
|
reloc_entry->address += input_section->output_offset;
|
|
return bfd_reloc_ok;
|
|
}
|
|
break;
|
|
}
|
|
|
|
if (output_bfd == (bfd *) NULL)
|
|
return bfd_reloc_continue;
|
|
|
|
return bfd_reloc_ok;
|
|
}
|
|
|
|
static reloc_howto_type howto_table[] =
|
|
{
|
|
HOWTO (R_PCR16L, /* type */
|
|
02, /* rightshift */
|
|
1, /* size (0 = byte, 1 = short, 2 = long) */
|
|
16, /* bitsize */
|
|
TRUE, /* pc_relative */
|
|
0, /* bitpos */
|
|
complain_overflow_signed, /* complain_on_overflow */
|
|
m88k_special_reloc, /* special_function */
|
|
"PCR16L", /* name */
|
|
FALSE, /* partial_inplace */
|
|
0x0000ffff, /* src_mask */
|
|
0x0000ffff, /* dst_mask */
|
|
TRUE), /* pcrel_offset */
|
|
|
|
HOWTO (R_PCR26L, /* type */
|
|
02, /* rightshift */
|
|
2, /* size (0 = byte, 1 = short, 2 = long) */
|
|
26, /* bitsize */
|
|
TRUE, /* pc_relative */
|
|
0, /* bitpos */
|
|
complain_overflow_signed, /* complain_on_overflow */
|
|
m88k_special_reloc, /* special_function */
|
|
"PCR26L", /* name */
|
|
FALSE, /* partial_inplace */
|
|
0x03ffffff, /* src_mask */
|
|
0x03ffffff, /* dst_mask */
|
|
TRUE), /* pcrel_offset */
|
|
|
|
HOWTO (R_VRT16, /* type */
|
|
00, /* rightshift */
|
|
1, /* size (0 = byte, 1 = short, 2 = long) */
|
|
16, /* bitsize */
|
|
FALSE, /* pc_relative */
|
|
0, /* bitpos */
|
|
complain_overflow_bitfield, /* complain_on_overflow */
|
|
m88k_special_reloc, /* special_function */
|
|
"VRT16", /* name */
|
|
FALSE, /* partial_inplace */
|
|
0x0000ffff, /* src_mask */
|
|
0x0000ffff, /* dst_mask */
|
|
TRUE), /* pcrel_offset */
|
|
|
|
HOWTO (R_HVRT16, /* type */
|
|
16, /* rightshift */
|
|
1, /* size (0 = byte, 1 = short, 2 = long) */
|
|
16, /* bitsize */
|
|
FALSE, /* pc_relative */
|
|
0, /* bitpos */
|
|
complain_overflow_dont, /* complain_on_overflow */
|
|
m88k_special_reloc, /* special_function */
|
|
"HVRT16", /* name */
|
|
FALSE, /* partial_inplace */
|
|
0x0000ffff, /* src_mask */
|
|
0x0000ffff, /* dst_mask */
|
|
TRUE), /* pcrel_offset */
|
|
|
|
HOWTO (R_LVRT16, /* type */
|
|
00, /* rightshift */
|
|
1, /* size (0 = byte, 1 = short, 2 = long) */
|
|
16, /* bitsize */
|
|
FALSE, /* pc_relative */
|
|
0, /* bitpos */
|
|
complain_overflow_dont, /* complain_on_overflow */
|
|
m88k_special_reloc, /* special_function */
|
|
"LVRT16", /* name */
|
|
FALSE, /* partial_inplace */
|
|
0x0000ffff, /* src_mask */
|
|
0x0000ffff, /* dst_mask */
|
|
TRUE), /* pcrel_offset */
|
|
|
|
HOWTO (R_VRT32, /* type */
|
|
00, /* rightshift */
|
|
2, /* size (0 = byte, 1 = short, 2 = long) */
|
|
32, /* bitsize */
|
|
FALSE, /* pc_relative */
|
|
0, /* bitpos */
|
|
complain_overflow_bitfield, /* complain_on_overflow */
|
|
m88k_special_reloc, /* special_function */
|
|
"VRT32", /* name */
|
|
FALSE, /* partial_inplace */
|
|
0xffffffff, /* src_mask */
|
|
0xffffffff, /* dst_mask */
|
|
TRUE), /* pcrel_offset */
|
|
};
|
|
|
|
/* Code to turn an external r_type into a pointer to an entry in the
|
|
above howto table. */
|
|
static void
|
|
rtype2howto (arelent *cache_ptr, struct internal_reloc *dst)
|
|
{
|
|
if (dst->r_type >= R_PCR16L && dst->r_type <= R_VRT32)
|
|
{
|
|
cache_ptr->howto = howto_table + dst->r_type - R_PCR16L;
|
|
}
|
|
else
|
|
{
|
|
BFD_ASSERT (0);
|
|
}
|
|
}
|
|
|
|
#define RTYPE2HOWTO(cache_ptr, dst) rtype2howto (cache_ptr, dst)
|
|
|
|
/* Code to swap in the reloc offset */
|
|
#define SWAP_IN_RELOC_OFFSET H_GET_16
|
|
#define SWAP_OUT_RELOC_OFFSET H_PUT_16
|
|
|
|
#define RELOC_PROCESSING(relent,reloc,symbols,abfd,section) \
|
|
reloc_processing(relent, reloc, symbols, abfd, section)
|
|
|
|
static void
|
|
reloc_processing (arelent *relent,
|
|
struct internal_reloc *reloc,
|
|
asymbol **symbols,
|
|
bfd *abfd,
|
|
asection *section)
|
|
{
|
|
relent->address = reloc->r_vaddr;
|
|
rtype2howto (relent, reloc);
|
|
|
|
if (((int) reloc->r_symndx) > 0)
|
|
{
|
|
relent->sym_ptr_ptr = symbols + obj_convert (abfd)[reloc->r_symndx];
|
|
}
|
|
else
|
|
{
|
|
relent->sym_ptr_ptr = bfd_abs_section_ptr->symbol_ptr_ptr;
|
|
}
|
|
|
|
relent->addend = reloc->r_offset;
|
|
relent->address -= section->vma;
|
|
}
|
|
|
|
#define BADMAG(x) MC88BADMAG(x)
|
|
|
|
#ifndef bfd_pe_print_pdata
|
|
#define bfd_pe_print_pdata NULL
|
|
#endif
|
|
|
|
#include "coffcode.h"
|
|
|
|
#undef coff_write_armap
|
|
|
|
CREATE_BIG_COFF_TARGET_VEC (m88kbcs_vec, "coff-m88kbcs", 0, 0, '_', NULL, COFF_SWAP_TABLE)
|