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* elfcode.h: Use memset not bzero.

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* trad-core.c: Don't include <sys/file.h>.
	* i386linux.h: Include <sys/file.h>.
	* coff-m68k-un.c: new file to handle names with underscores on
	svr3 machines.
	* coff-m68k.c (m68k_rtype2howto): added #ifdef ONLY_DECLARE_RELOCS
	to not duplicate the function in the executable.
	(TARGET_SYM, TARGET_NAME, NAMES_HAVE_UNDERSCORE): new macros needed
	by coff-m68k-un.c.
	* coffcode.h (MC68KBCSMAGIC): case added.
	* targets.c: Add m68kcoffun_vec.
	* configure.host: added support for Bull dpx/2.
	* config/dpx2.mh, hosts/dpx2.h: new files.
	* Makefile.in: added target coff-m68k-un.
This commit is contained in:
Jim Kingdon
1993-07-11 23:23:20 +00:00
parent 6f4d6543da
commit 4d09e8acfb
10 changed files with 179 additions and 32 deletions
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80
bfd/coff-m68k.c
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@@ -1,5 +1,5 @@
/* Motorola 68000 COFF back-end for BFD.
Copyright (C) 1990-1991 Free Software Foundation, Inc.
/* BFD back-end for Motorola 68000 COFF binaries.
Copyright 1990, 1991, 1992, 1993 Free Software Foundation, Inc.
Written by Cygnus Support.
This file is part of BFD, the Binary File Descriptor library.
@@ -26,7 +26,10 @@ Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. */
#include "coff/internal.h"
#include "libcoff.h"
reloc_howto_type m68kcoff_howto_table[] =
#ifdef ONLY_DECLARE_RELOCS
extern reloc_howto_type m68kcoff_howto_table[];
#else
reloc_howto_type m68kcoff_howto_table[] =
{
HOWTO(R_RELBYTE, 0, 0, 8, false, 0, true, true,0,"8", true, 0x000000ff,0x000000ff, false),
HOWTO(R_RELWORD, 0, 1, 16, false, 0, true, true,0,"16", true, 0x0000ffff,0x0000ffff, false),
@@ -36,14 +39,19 @@ Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. */
HOWTO(R_PCRLONG, 0, 2, 32, true, 0, false, true,0,"DISP32", true, 0xffffffff,0xffffffff, false),
HOWTO(R_RELLONG_NEG, 0, -2, 32, false, 0, true, true,0,"-32", true, 0xffffffff,0xffffffff, false),
};
#endif /* not ONLY_DECLARE_RELOCS */
#ifndef BADMAG
#define BADMAG(x) M68KBADMAG(x)
#endif
#define M68 1 /* Customize coffcode.h */
/* Turn a howto into a reloc number */
#define BADMAG(x) M68KBADMAG(x)
#define M68 1 /* Customize coffcode.h */
#ifdef ONLY_DECLARE_RELOCS
extern void m68k_rtype2howto PARAMS ((arelent *internal, int relocentry));
extern int m68k_howto2rtype PARAMS ((struct reloc_howto_struct *));
#else
void
m68k_rtype2howto(internal, relocentry)
arelent *internal;
@@ -61,14 +69,52 @@ m68k_rtype2howto(internal, relocentry)
}
}
#define RTYPE2HOWTO(internal, relocentry) m68k_rtype2howto(internal, (relocentry)->r_type)
int
m68k_howto2rtype (internal)
struct reloc_howto_struct *internal;
{
if (internal->pc_relative)
{
switch (internal->bitsize)
{
case 32: return R_PCRLONG;
case 16: return R_PCRWORD;
case 8: return R_PCRBYTE;
}
}
else
{
switch (internal->bitsize)
{
case 32: return R_RELLONG;
case 16: return R_RELWORD;
case 8: return R_RELBYTE;
}
}
return R_RELLONG;
}
#endif /* not ONLY_DECLARE_RELOCS */
#define RTYPE2HOWTO(internal, relocentry) \
m68k_rtype2howto(internal, (relocentry)->r_type)
#define SELECT_RELOC(external, internal) \
external = m68k_howto2rtype(internal);
#include "coffcode.h"
bfd_target m68kcoff_vec =
bfd_target
#ifdef TARGET_SYM
TARGET_SYM =
#else
m68kcoff_vec =
#endif
{
#ifdef TARGET_NAME
TARGET_NAME,
#else
"coff-m68k", /* name */
#endif
bfd_target_coff_flavour,
true, /* data byte order is big */
true, /* header byte order is big */
@@ -78,12 +124,20 @@ bfd_target m68kcoff_vec =
HAS_SYMS | HAS_LOCALS | DYNAMIC | WP_TEXT),
(SEC_HAS_CONTENTS | SEC_ALLOC | SEC_LOAD | SEC_RELOC), /* section flags */
#ifdef NAMES_HAVE_UNDERSCORE
'_',
#else
0, /* leading underscore */
#endif
'/', /* ar_pad_char */
15, /* ar_max_namelen */
3, /* minimum section alignment */
_do_getb64, _do_putb64, _do_getb32, _do_putb32, _do_getb16, _do_putb16, /* data */
_do_getb64, _do_putb64, _do_getb32, _do_putb32, _do_getb16, _do_putb16, /* hdrs */
1, /* minimum section alignment */
_do_getb64, _do_getb_signed_64, _do_putb64,
_do_getb32, _do_getb_signed_32, _do_putb32,
_do_getb16, _do_getb_signed_16, _do_putb16, /* data */
_do_getb64, _do_getb_signed_64, _do_putb64,
_do_getb32, _do_getb_signed_32, _do_putb32,
_do_getb16, _do_getb_signed_16, _do_putb16, /* hdrs */
{_bfd_dummy_target, coff_object_p, /* bfd_check_format */
bfd_generic_archive_p, _bfd_dummy_target},