/* BFD back-end for Apollo 68000 COFF binaries.
|
/* BFD back-end for Apollo 68000 COFF binaries.
|
Copyright 1990, 1991, 1992, 1993, 1994, 1999, 2000, 2001, 2002, 2003,
|
Copyright 1990, 1991, 1992, 1993, 1994, 1999, 2000, 2001, 2002, 2003,
|
2007 Free Software Foundation, Inc.
|
2007 Free Software Foundation, Inc.
|
By Troy Rollo (troy@cbme.unsw.edu.au)
|
By Troy Rollo (troy@cbme.unsw.edu.au)
|
Based on m68k standard COFF version Written by Cygnus Support.
|
Based on m68k standard COFF version Written by Cygnus Support.
|
|
|
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
|
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
|
it under the terms of the GNU General Public License as published by
|
the Free Software Foundation; either version 3 of the License, or
|
the Free Software Foundation; either version 3 of the License, or
|
(at your option) any later version.
|
(at your option) any later version.
|
|
|
This program is distributed in the hope that it will be useful,
|
This program is distributed in the hope that it will be useful,
|
but WITHOUT ANY WARRANTY; without even the implied warranty of
|
but WITHOUT ANY WARRANTY; without even the implied warranty of
|
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
GNU General Public License for more details.
|
GNU General Public License for more details.
|
|
|
You should have received a copy of the GNU General Public License
|
You should have received a copy of the GNU General Public License
|
along with this program; if not, write to the Free Software
|
along with this program; if not, write to the Free Software
|
Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston,
|
Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston,
|
MA 02110-1301, USA. */
|
MA 02110-1301, USA. */
|
|
|
#include "sysdep.h"
|
#include "sysdep.h"
|
#include "bfd.h"
|
#include "bfd.h"
|
#include "libbfd.h"
|
#include "libbfd.h"
|
#include "coff/apollo.h"
|
#include "coff/apollo.h"
|
#include "coff/internal.h"
|
#include "coff/internal.h"
|
#include "libcoff.h"
|
#include "libcoff.h"
|
|
|
#define COFF_DEFAULT_SECTION_ALIGNMENT_POWER (3)
|
#define COFF_DEFAULT_SECTION_ALIGNMENT_POWER (3)
|
|
|
#ifdef ONLY_DECLARE_RELOCS
|
#ifdef ONLY_DECLARE_RELOCS
|
extern reloc_howto_type apollocoff_howto_table[];
|
extern reloc_howto_type apollocoff_howto_table[];
|
#else
|
#else
|
reloc_howto_type apollocoff_howto_table[] =
|
reloc_howto_type apollocoff_howto_table[] =
|
{
|
{
|
HOWTO (R_RELBYTE, 0, 0, 8, FALSE, 0, complain_overflow_bitfield, 0, "8", TRUE, 0x000000ff,0x000000ff, FALSE),
|
HOWTO (R_RELBYTE, 0, 0, 8, FALSE, 0, complain_overflow_bitfield, 0, "8", TRUE, 0x000000ff,0x000000ff, FALSE),
|
HOWTO (R_RELWORD, 0, 1, 16, FALSE, 0, complain_overflow_bitfield, 0, "16", TRUE, 0x0000ffff,0x0000ffff, FALSE),
|
HOWTO (R_RELWORD, 0, 1, 16, FALSE, 0, complain_overflow_bitfield, 0, "16", TRUE, 0x0000ffff,0x0000ffff, FALSE),
|
HOWTO (R_RELLONG, 0, 2, 32, FALSE, 0, complain_overflow_bitfield, 0, "32", TRUE, 0xffffffff,0xffffffff, FALSE),
|
HOWTO (R_RELLONG, 0, 2, 32, FALSE, 0, complain_overflow_bitfield, 0, "32", TRUE, 0xffffffff,0xffffffff, FALSE),
|
HOWTO (R_PCRBYTE, 0, 0, 8, TRUE, 0, complain_overflow_signed, 0, "DISP8", TRUE, 0x000000ff,0x000000ff, FALSE),
|
HOWTO (R_PCRBYTE, 0, 0, 8, TRUE, 0, complain_overflow_signed, 0, "DISP8", TRUE, 0x000000ff,0x000000ff, FALSE),
|
HOWTO (R_PCRWORD, 0, 1, 16, TRUE, 0, complain_overflow_signed, 0, "DISP16", TRUE, 0x0000ffff,0x0000ffff, FALSE),
|
HOWTO (R_PCRWORD, 0, 1, 16, TRUE, 0, complain_overflow_signed, 0, "DISP16", TRUE, 0x0000ffff,0x0000ffff, FALSE),
|
HOWTO (R_PCRLONG, 0, 2, 32, TRUE, 0, complain_overflow_signed, 0, "DISP32", TRUE, 0xffffffff,0xffffffff, FALSE),
|
HOWTO (R_PCRLONG, 0, 2, 32, TRUE, 0, complain_overflow_signed, 0, "DISP32", TRUE, 0xffffffff,0xffffffff, FALSE),
|
HOWTO (R_RELLONG_NEG, 0, -2, 32, FALSE, 0, complain_overflow_bitfield, 0, "-32", TRUE, 0xffffffff,0xffffffff, FALSE),
|
HOWTO (R_RELLONG_NEG, 0, -2, 32, FALSE, 0, complain_overflow_bitfield, 0, "-32", TRUE, 0xffffffff,0xffffffff, FALSE),
|
};
|
};
|
#endif /* not ONLY_DECLARE_RELOCS */
|
#endif /* not ONLY_DECLARE_RELOCS */
|
|
|
#ifndef BADMAG
|
#ifndef BADMAG
|
#define BADMAG(x) M68KBADMAG(x)
|
#define BADMAG(x) M68KBADMAG(x)
|
#endif
|
#endif
|
#define APOLLO_M68 1 /* Customize coffcode.h */
|
#define APOLLO_M68 1 /* Customize coffcode.h */
|
|
|
/* Turn a howto into a reloc number. */
|
/* Turn a howto into a reloc number. */
|
|
|
extern void apollo_rtype2howto PARAMS ((arelent *, int));
|
extern void apollo_rtype2howto PARAMS ((arelent *, int));
|
extern int apollo_howto2rtype PARAMS ((reloc_howto_type *));
|
extern int apollo_howto2rtype PARAMS ((reloc_howto_type *));
|
#ifndef ONLY_DECLARE_RELOCS
|
#ifndef ONLY_DECLARE_RELOCS
|
|
|
void
|
void
|
apollo_rtype2howto (internal, relocentry)
|
apollo_rtype2howto (internal, relocentry)
|
arelent *internal;
|
arelent *internal;
|
int relocentry;
|
int relocentry;
|
{
|
{
|
switch (relocentry)
|
switch (relocentry)
|
{
|
{
|
case R_RELBYTE: internal->howto = apollocoff_howto_table + 0; break;
|
case R_RELBYTE: internal->howto = apollocoff_howto_table + 0; break;
|
case R_RELWORD: internal->howto = apollocoff_howto_table + 1; break;
|
case R_RELWORD: internal->howto = apollocoff_howto_table + 1; break;
|
case R_RELLONG: internal->howto = apollocoff_howto_table + 2; break;
|
case R_RELLONG: internal->howto = apollocoff_howto_table + 2; break;
|
case R_PCRBYTE: internal->howto = apollocoff_howto_table + 3; break;
|
case R_PCRBYTE: internal->howto = apollocoff_howto_table + 3; break;
|
case R_PCRWORD: internal->howto = apollocoff_howto_table + 4; break;
|
case R_PCRWORD: internal->howto = apollocoff_howto_table + 4; break;
|
case R_PCRLONG: internal->howto = apollocoff_howto_table + 5; break;
|
case R_PCRLONG: internal->howto = apollocoff_howto_table + 5; break;
|
case R_RELLONG_NEG: internal->howto = apollocoff_howto_table + 6; break;
|
case R_RELLONG_NEG: internal->howto = apollocoff_howto_table + 6; break;
|
}
|
}
|
}
|
}
|
|
|
int
|
int
|
apollo_howto2rtype (internal)
|
apollo_howto2rtype (internal)
|
reloc_howto_type *internal;
|
reloc_howto_type *internal;
|
{
|
{
|
if (internal->pc_relative)
|
if (internal->pc_relative)
|
{
|
{
|
switch (internal->bitsize)
|
switch (internal->bitsize)
|
{
|
{
|
case 32: return R_PCRLONG;
|
case 32: return R_PCRLONG;
|
case 16: return R_PCRWORD;
|
case 16: return R_PCRWORD;
|
case 8: return R_PCRBYTE;
|
case 8: return R_PCRBYTE;
|
}
|
}
|
}
|
}
|
else
|
else
|
{
|
{
|
switch (internal->bitsize)
|
switch (internal->bitsize)
|
{
|
{
|
case 32: return R_RELLONG;
|
case 32: return R_RELLONG;
|
case 16: return R_RELWORD;
|
case 16: return R_RELWORD;
|
case 8: return R_RELBYTE;
|
case 8: return R_RELBYTE;
|
}
|
}
|
}
|
}
|
return R_RELLONG;
|
return R_RELLONG;
|
}
|
}
|
#endif /* not ONLY_DECLARE_RELOCS */
|
#endif /* not ONLY_DECLARE_RELOCS */
|
|
|
#define RTYPE2HOWTO(internal, relocentry) \
|
#define RTYPE2HOWTO(internal, relocentry) \
|
apollo_rtype2howto (internal, (relocentry)->r_type)
|
apollo_rtype2howto (internal, (relocentry)->r_type)
|
|
|
#define SELECT_RELOC(external, internal) \
|
#define SELECT_RELOC(external, internal) \
|
external.r_type = apollo_howto2rtype (internal);
|
external.r_type = apollo_howto2rtype (internal);
|
|
|
#include "coffcode.h"
|
#include "coffcode.h"
|
|
|
#ifndef TARGET_SYM
|
#ifndef TARGET_SYM
|
#define TARGET_SYM apollocoff_vec
|
#define TARGET_SYM apollocoff_vec
|
#endif
|
#endif
|
|
|
#ifndef TARGET_NAME
|
#ifndef TARGET_NAME
|
#define TARGET_NAME "apollo-m68k"
|
#define TARGET_NAME "apollo-m68k"
|
#endif
|
#endif
|
|
|
#ifdef NAMES_HAVE_UNDERSCORE
|
#ifdef NAMES_HAVE_UNDERSCORE
|
CREATE_BIG_COFF_TARGET_VEC (TARGET_SYM, TARGET_NAME, 0, 0, '_', NULL, COFF_SWAP_TABLE)
|
CREATE_BIG_COFF_TARGET_VEC (TARGET_SYM, TARGET_NAME, 0, 0, '_', NULL, COFF_SWAP_TABLE)
|
#else
|
#else
|
CREATE_BIG_COFF_TARGET_VEC (TARGET_SYM, TARGET_NAME, 0, 0, 0, NULL, COFF_SWAP_TABLE)
|
CREATE_BIG_COFF_TARGET_VEC (TARGET_SYM, TARGET_NAME, 0, 0, 0, NULL, COFF_SWAP_TABLE)
|
#endif
|
#endif
|
|
|
