/* BFD back-end for Motorola 68000 COFF binaries.
- Copyright 1990, 91, 92, 93, 94, 95, 96, 97, 99, 2000
+ Copyright 1990, 1991, 1992, 1993, 1994, 1995, 1996, 1997, 1999,
+ 2000, 2001, 2002, 2003, 2005, 2007, 2008
Free Software Foundation, Inc.
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
-it under the terms of the GNU General Public License as published by
-the Free Software Foundation; either version 2 of the License, or
-(at your option) any later version.
+ 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.
+ 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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
+ 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 "bfd.h"
#include "sysdep.h"
+#include "bfd.h"
#include "libbfd.h"
#include "coff/m68k.h"
#include "coff/internal.h"
#define RELOC_SPECIAL_FN m68kcoff_common_addend_special_fn
#endif
-static boolean m68k_coff_is_local_label_name PARAMS ((bfd *, const char *));
+static bfd_boolean m68k_coff_is_local_label_name
+ PARAMS ((bfd *, const char *));
/* On the delta, a symbol starting with L% is local. We won't see
such a symbol on other platforms, so it should be safe to always
consider it local here. */
-static boolean
+static bfd_boolean
m68k_coff_is_local_label_name (abfd, name)
bfd *abfd;
const char *name;
{
if (name[0] == 'L' && name[1] == '%')
- return true;
+ return TRUE;
return _bfd_coff_is_local_label_name (abfd, name);
}
#define m68k_rtype2howto _bfd_m68kcoff_rtype2howto
#define m68k_howto2rtype _bfd_m68kcoff_howto2rtype
#define m68k_reloc_type_lookup _bfd_m68kcoff_reloc_type_lookup
+#define m68k_reloc_name_lookup _bfd_m68kcoff_reloc_name_lookup
#endif
#ifdef ONLY_DECLARE_RELOCS
static
#endif
reloc_howto_type m68kcoff_howto_table[] =
-{
- HOWTO(R_RELBYTE, 0, 0, 8, false, 0, complain_overflow_bitfield, RELOC_SPECIAL_FN, "8", true, 0x000000ff,0x000000ff, false),
- HOWTO(R_RELWORD, 0, 1, 16, false, 0, complain_overflow_bitfield, RELOC_SPECIAL_FN, "16", true, 0x0000ffff,0x0000ffff, false),
- HOWTO(R_RELLONG, 0, 2, 32, false, 0, complain_overflow_bitfield, RELOC_SPECIAL_FN, "32", true, 0xffffffff,0xffffffff, false),
- HOWTO(R_PCRBYTE, 0, 0, 8, true, 0, complain_overflow_signed, RELOC_SPECIAL_FN, "DISP8", true, 0x000000ff,0x000000ff, false),
- HOWTO(R_PCRWORD, 0, 1, 16, true, 0, complain_overflow_signed, RELOC_SPECIAL_FN, "DISP16", true, 0x0000ffff,0x0000ffff, false),
- HOWTO(R_PCRLONG, 0, 2, 32, true, 0, complain_overflow_signed, RELOC_SPECIAL_FN, "DISP32", true, 0xffffffff,0xffffffff, false),
- HOWTO(R_RELLONG_NEG, 0, -2, 32, false, 0, complain_overflow_bitfield, RELOC_SPECIAL_FN, "-32", true, 0xffffffff,0xffffffff, false),
-};
+ {
+ HOWTO (R_RELBYTE, 0, 0, 8, FALSE, 0, complain_overflow_bitfield, RELOC_SPECIAL_FN, "8", TRUE, 0x000000ff,0x000000ff, FALSE),
+ HOWTO (R_RELWORD, 0, 1, 16, FALSE, 0, complain_overflow_bitfield, RELOC_SPECIAL_FN, "16", TRUE, 0x0000ffff,0x0000ffff, FALSE),
+ HOWTO (R_RELLONG, 0, 2, 32, FALSE, 0, complain_overflow_bitfield, RELOC_SPECIAL_FN, "32", TRUE, 0xffffffff,0xffffffff, FALSE),
+ HOWTO (R_PCRBYTE, 0, 0, 8, TRUE, 0, complain_overflow_signed, RELOC_SPECIAL_FN, "DISP8", TRUE, 0x000000ff,0x000000ff, FALSE),
+ HOWTO (R_PCRWORD, 0, 1, 16, TRUE, 0, complain_overflow_signed, RELOC_SPECIAL_FN, "DISP16", TRUE, 0x0000ffff,0x0000ffff, FALSE),
+ HOWTO (R_PCRLONG, 0, 2, 32, TRUE, 0, complain_overflow_signed, RELOC_SPECIAL_FN, "DISP32", TRUE, 0xffffffff,0xffffffff, FALSE),
+ HOWTO (R_RELLONG_NEG, 0, -2, 32, FALSE, 0, complain_overflow_bitfield, RELOC_SPECIAL_FN, "-32", TRUE, 0xffffffff,0xffffffff, FALSE),
+ };
#endif /* not ONLY_DECLARE_RELOCS */
#ifndef BADMAG
extern int m68k_howto2rtype PARAMS ((reloc_howto_type *));
extern reloc_howto_type *m68k_reloc_type_lookup
PARAMS ((bfd *, bfd_reloc_code_real_type));
+extern reloc_howto_type *m68k_reloc_name_lookup
+ PARAMS ((bfd *, const char *));
#else
+
#ifdef STATIC_RELOCS
-static
+#define STAT_REL static
+#else
+#define STAT_REL
#endif
-void
+
+STAT_REL reloc_howto_type * m68k_reloc_type_lookup PARAMS ((bfd *, bfd_reloc_code_real_type));
+STAT_REL reloc_howto_type * m68k_reloc_name_lookup PARAMS ((bfd *, const char *));
+STAT_REL int m68k_howto2rtype PARAMS ((reloc_howto_type *));
+STAT_REL void m68k_rtype2howto PARAMS ((arelent *, int));
+
+
+STAT_REL void
m68k_rtype2howto(internal, relocentry)
arelent *internal;
int relocentry;
{
switch (relocentry)
- {
- case R_RELBYTE: internal->howto = m68kcoff_howto_table + 0; break;
- case R_RELWORD: internal->howto = m68kcoff_howto_table + 1; break;
- case R_RELLONG: internal->howto = m68kcoff_howto_table + 2; break;
- case R_PCRBYTE: internal->howto = m68kcoff_howto_table + 3; break;
- case R_PCRWORD: internal->howto = m68kcoff_howto_table + 4; break;
- case R_PCRLONG: internal->howto = m68kcoff_howto_table + 5; break;
- case R_RELLONG_NEG: internal->howto = m68kcoff_howto_table + 6; break;
- }
+ {
+ case R_RELBYTE: internal->howto = m68kcoff_howto_table + 0; break;
+ case R_RELWORD: internal->howto = m68kcoff_howto_table + 1; break;
+ case R_RELLONG: internal->howto = m68kcoff_howto_table + 2; break;
+ case R_PCRBYTE: internal->howto = m68kcoff_howto_table + 3; break;
+ case R_PCRWORD: internal->howto = m68kcoff_howto_table + 4; break;
+ case R_PCRLONG: internal->howto = m68kcoff_howto_table + 5; break;
+ case R_RELLONG_NEG: internal->howto = m68kcoff_howto_table + 6; break;
+ }
}
-#ifdef STATIC_RELOCS
-static
-#endif
-int
+STAT_REL int
m68k_howto2rtype (internal)
reloc_howto_type *internal;
{
if (internal->pc_relative)
- {
- switch (internal->bitsize)
{
- case 32: return R_PCRLONG;
- case 16: return R_PCRWORD;
- case 8: return R_PCRBYTE;
+ 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;
- }
- }
+ {
+ switch (internal->bitsize)
+ {
+ case 32: return R_RELLONG;
+ case 16: return R_RELWORD;
+ case 8: return R_RELBYTE;
+ }
+ }
return R_RELLONG;
}
-#ifdef STATIC_RELOCS
-static
-#endif
-reloc_howto_type *
+STAT_REL reloc_howto_type *
m68k_reloc_type_lookup (abfd, code)
bfd *abfd ATTRIBUTE_UNUSED;
bfd_reloc_code_real_type code;
/*NOTREACHED*/
}
+STAT_REL reloc_howto_type *
+m68k_reloc_name_lookup (bfd *abfd ATTRIBUTE_UNUSED,
+ const char *r_name)
+{
+ unsigned int i;
+
+ for (i = 0;
+ i < sizeof (m68kcoff_howto_table) / sizeof (m68kcoff_howto_table[0]);
+ i++)
+ if (m68kcoff_howto_table[i].name != NULL
+ && strcasecmp (m68kcoff_howto_table[i].name, r_name) == 0)
+ return &m68kcoff_howto_table[i];
+
+ return NULL;
+}
+
#endif /* not ONLY_DECLARE_RELOCS */
#define RTYPE2HOWTO(internal, relocentry) \
external.r_type = m68k_howto2rtype (internal)
#define coff_bfd_reloc_type_lookup m68k_reloc_type_lookup
+#define coff_bfd_reloc_name_lookup m68k_reloc_name_lookup
#ifndef COFF_COMMON_ADDEND
#ifndef coff_rtype_to_howto
arelent relent;
reloc_howto_type *howto;
+ relent.howto = NULL;
RTYPE2HOWTO (&relent, rel);
howto = relent.howto;
- if (howto->pc_relative)
+ if (howto != NULL && howto->pc_relative)
*addendp += sec->vma;
return howto;
symbol is the value itself plus any desired offset. (taken from
work done by Ian Taylor, Cygnus Support, for I386 COFF). */
-/* If we are producing relocateable output, we need to do some
+/* If we are producing relocatable output, we need to do some
adjustments to the object file that are not done by the
bfd_perform_relocation function. This function is called by every
reloc type to make any required adjustments. */
{
/* For some reason bfd_perform_relocation always effectively
ignores the addend for a COFF target when producing
- relocateable output. This seems to be always wrong for 386
+ relocatable output. This seems to be always wrong for 386
COFF, so we handle the addend here instead. */
diff = reloc_entry->addend;
}
{
short x = bfd_get_16 (abfd, addr);
DOIT (x);
- bfd_put_16 (abfd, x, addr);
+ bfd_put_16 (abfd, (bfd_vma) x, addr);
}
break;
{
long x = bfd_get_32 (abfd, addr);
DOIT (x);
- bfd_put_32 (abfd, x, addr);
+ bfd_put_32 (abfd, (bfd_vma) x, addr);
}
break;
arelent relent;
reloc_howto_type *howto;
+ relent.howto = NULL;
RTYPE2HOWTO (&relent, rel);
howto = relent.howto;
}
/* If the output symbol is common (in which case this must be a
- relocateable link), we need to add in the final size of the
+ relocatable link), we need to add in the final size of the
common symbol. */
if (h != NULL && h->root.type == bfd_link_hash_common)
*addendp += h->root.u.c.size;
after the add_symbols entry point has been called for all the
objects, and before the final_link entry point is called. */
-boolean
+bfd_boolean
bfd_m68k_coff_create_embedded_relocs (abfd, info, datasec, relsec, errmsg)
bfd *abfd;
struct bfd_link_info *info;
bfd_size_type symesz;
struct internal_reloc *irel, *irelend;
bfd_byte *p;
+ bfd_size_type amt;
- BFD_ASSERT (! info->relocateable);
+ BFD_ASSERT (! info->relocatable);
*errmsg = NULL;
if (datasec->reloc_count == 0)
- return true;
+ return TRUE;
extsyms = obj_coff_external_syms (abfd);
symesz = bfd_coff_symesz (abfd);
- irel = _bfd_coff_read_internal_relocs (abfd, datasec, true, NULL, false,
+ irel = _bfd_coff_read_internal_relocs (abfd, datasec, TRUE, NULL, FALSE,
NULL);
irelend = irel + datasec->reloc_count;
- relsec->contents = (bfd_byte *) bfd_alloc (abfd, datasec->reloc_count * 12);
+ amt = (bfd_size_type) datasec->reloc_count * 12;
+ relsec->contents = (bfd_byte *) bfd_alloc (abfd, amt);
if (relsec->contents == NULL)
- return false;
+ return FALSE;
p = relsec->contents;
{
*errmsg = _("unsupported reloc type");
bfd_set_error (bfd_error_bad_value);
- return false;
+ return FALSE;
}
if (irel->r_symndx == -1)
(irel->r_vaddr - datasec->vma + datasec->output_offset), p);
memset (p + 4, 0, 8);
if (targetsec != NULL)
- strncpy (p + 4, targetsec->output_section->name, 8);
+ strncpy ((char *) p + 4, targetsec->output_section->name, 8);
}
- return true;
+ return TRUE;
}
#endif /* neither ONLY_DECLARE_RELOCS not STATIC_RELOCS */
\f
#define coff_relocate_section _bfd_coff_generic_relocate_section
+#ifndef bfd_pe_print_pdata
+#define bfd_pe_print_pdata NULL
+#endif
+
#include "coffcode.h"
#ifndef TARGET_SYM
#endif
#ifdef NAMES_HAVE_UNDERSCORE
-CREATE_BIG_COFF_TARGET_VEC (TARGET_SYM, TARGET_NAME, D_PAGED, 0, '_', NULL)
+CREATE_BIG_COFF_TARGET_VEC (TARGET_SYM, TARGET_NAME, D_PAGED, 0, '_', NULL, COFF_SWAP_TABLE)
#else
-CREATE_BIG_COFF_TARGET_VEC (TARGET_SYM, TARGET_NAME, D_PAGED, 0, 0, NULL)
+CREATE_BIG_COFF_TARGET_VEC (TARGET_SYM, TARGET_NAME, D_PAGED, 0, 0, NULL, COFF_SWAP_TABLE)
#endif
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