-/* BFD back-end for Motorolla MCore COFF/PE
- Copyright (C) 1999 Free Software Foundation, Inc.
+/* BFD back-end for Motorola MCore COFF/PE
+ Copyright (C) 1999-2016 Free Software Foundation, Inc.
-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, 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, 51 Franklin Street - Fifth Floor,
+ Boston, MA 02110-1301, USA. */
-#include "bfd.h"
#include "sysdep.h"
+#include "bfd.h"
#include "libbfd.h"
#include "coff/mcore.h"
#include "coff/internal.h"
/* This file is compiled more than once, but we only compile the
final_link routine once. */
-extern boolean mcore_bfd_coff_final_link
- PARAMS ((bfd *, struct bfd_link_info *));
-
-static struct bfd_link_hash_table * coff_mcore_link_hash_table_create
- PARAMS ((bfd *));
-static bfd_reloc_status_type mcore_coff_unsupported_reloc
- PARAMS ((bfd *, arelent *, asymbol *, PTR, asection *, bfd *, char **));
-static boolean coff_mcore_relocate_section
- PARAMS ((bfd *, struct bfd_link_info *, bfd *, asection *, bfd_byte *,
- struct internal_reloc *, struct internal_syment *, asection **));
-static reloc_howto_type * mcore_coff_reloc_type_lookup
- PARAMS ((bfd *, bfd_reloc_code_real_type));
-static reloc_howto_type * coff_mcore_rtype_to_howto
- PARAMS ((bfd *, asection *, struct internal_reloc *,
- struct coff_link_hash_entry *, struct internal_syment *, bfd_vma *));
-static const bfd_target * pe_object_p
- PARAMS ((bfd *));
-
+extern bfd_boolean mcore_bfd_coff_final_link
+ (bfd *, struct bfd_link_info *);
+static bfd_reloc_status_type mcore_coff_unsupported_reloc
+ (bfd *, arelent *, asymbol *, void *, asection *, bfd *, char **);
\f
/* The NT loader points the toc register to &toc + 32768, in order to
#define TOC_SECTION_NAME ".private.toc"
/* The main body of code is in coffcode.h. */
-#define COFF_DEFAULT_SECTION_ALIGNMENT_POWER (3)
+#define COFF_DEFAULT_SECTION_ALIGNMENT_POWER 2
/* In case we're on a 32-bit machine, construct a 64-bit "-1" value
from smaller values. Start with zero, widen, *then* decrement. */
#define MINUS_ONE (((bfd_vma)0) - 1)
-
\f
static reloc_howto_type mcore_coff_howto_table[] =
{
/* Unused: */
- HOWTO (IMAGE_REL_MCORE_ABSOLUTE,/* type */
- 0, /* rightshift */
- 0, /* size (0 = byte, 1 = short, 2 = long) */
- 0, /* bitsize */
- false, /* pc_relative */
- 0, /* bitpos */
+ HOWTO (IMAGE_REL_MCORE_ABSOLUTE,/* type */
+ 0, /* rightshift */
+ 0, /* size (0 = byte, 1 = short, 2 = long) */
+ 0, /* bitsize */
+ FALSE, /* pc_relative */
+ 0, /* bitpos */
complain_overflow_dont, /* dont complain_on_overflow */
- NULL, /* special_function */
+ NULL, /* special_function */
"ABSOLUTE", /* name */
- false, /* partial_inplace */
- 0x00, /* src_mask */
- 0x00, /* dst_mask */
- false), /* pcrel_offset */
-
+ FALSE, /* partial_inplace */
+ 0x00, /* src_mask */
+ 0x00, /* dst_mask */
+ FALSE), /* pcrel_offset */
+
HOWTO (IMAGE_REL_MCORE_ADDR32,/* type */
- 0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
- 32, /* bitsize */
- false, /* pc_relative */
- 0, /* bitpos */
+ 0, /* rightshift */
+ 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 32, /* bitsize */
+ FALSE, /* pc_relative */
+ 0, /* bitpos */
complain_overflow_bitfield, /* complain_on_overflow */
- NULL, /* special_function */
+ NULL, /* special_function */
"ADDR32", /* name */
- true, /* partial_inplace */
- 0xffffffff, /* src_mask */
- 0xffffffff, /* dst_mask */
- false), /* pcrel_offset */
-
+ TRUE, /* partial_inplace */
+ 0xffffffff, /* src_mask */
+ 0xffffffff, /* dst_mask */
+ FALSE), /* pcrel_offset */
+
/* 8 bits + 2 zero bits; jmpi/jsri/lrw instructions.
- Should not appear in object files. */
+ Should not appear in object files. */
HOWTO (IMAGE_REL_MCORE_PCREL_IMM8BY4, /* type */
2, /* rightshift */
1, /* size (0 = byte, 1 = short, 2 = long) */
8, /* bitsize */
- true, /* pc_relative */
+ TRUE, /* pc_relative */
0, /* bitpos */
complain_overflow_bitfield, /* complain_on_overflow */
mcore_coff_unsupported_reloc, /* special_function */
"IMM8BY4", /* name */
- false, /* partial_inplace */
+ FALSE, /* partial_inplace */
0, /* src_mask */
0, /* dst_mask */
- true), /* pcrel_offset */
+ TRUE), /* pcrel_offset */
- /* bsr/bt/bf/br instructions; 11 bits + 1 zero bit
+ /* bsr/bt/bf/br instructions; 11 bits + 1 zero bit
Span 2k instructions == 4k bytes.
Only useful pieces at the relocated address are the opcode (5 bits) */
HOWTO (IMAGE_REL_MCORE_PCREL_IMM11BY2,/* type */
1, /* rightshift */
1, /* size (0 = byte, 1 = short, 2 = long) */
11, /* bitsize */
- true, /* pc_relative */
+ TRUE, /* pc_relative */
0, /* bitpos */
complain_overflow_signed, /* complain_on_overflow */
NULL, /* special_function */
"IMM11BY2", /* name */
- false, /* partial_inplace */
+ FALSE, /* partial_inplace */
0x0, /* src_mask */
0x7ff, /* dst_mask */
- true), /* pcrel_offset */
+ TRUE), /* pcrel_offset */
- /* 4 bits + 1 zero bit; 'loopt' instruction only; unsupported. */
+ /* 4 bits + 1 zero bit; 'loopt' instruction only; unsupported. */
HOWTO (IMAGE_REL_MCORE_PCREL_IMM4BY2, /* type */
1, /* rightshift */
1, /* size (0 = byte, 1 = short, 2 = long) */
4, /* bitsize */
- true, /* pc_relative */
+ TRUE, /* pc_relative */
0, /* bitpos */
complain_overflow_bitfield, /* complain_on_overflow */
mcore_coff_unsupported_reloc, /* special_function */
"IMM4BY2", /* name */
- false, /* partial_inplace */
+ FALSE, /* partial_inplace */
0, /* src_mask */
0, /* dst_mask */
- true), /* pcrel_offset */
+ TRUE), /* pcrel_offset */
- /* 32-bit pc-relative. Eventually this will help support PIC code. */
+ /* 32-bit pc-relative. Eventually this will help support PIC code. */
HOWTO (IMAGE_REL_MCORE_PCREL_32,/* type */
0, /* rightshift */
2, /* size (0 = byte, 1 = short, 2 = long) */
32, /* bitsize */
- true, /* pc_relative */
+ TRUE, /* pc_relative */
0, /* bitpos */
complain_overflow_bitfield, /* complain_on_overflow */
NULL, /* special_function */
"PCREL_32", /* name */
- false, /* partial_inplace */
+ FALSE, /* partial_inplace */
0x0, /* src_mask */
0xffffffff, /* dst_mask */
- true), /* pcrel_offset */
+ TRUE), /* pcrel_offset */
/* Like PCREL_IMM11BY2, this relocation indicates that there is a
'jsri' at the specified address. There is a separate relocation
- entry for the literal pool entry that it references, but we
+ entry for the literal pool entry that it references, but we
might be able to change the jsri to a bsr if the target turns out
to be close enough [even though we won't reclaim the literal pool
entry, we'll get some runtime efficiency back]. Note that this
- is a relocation that we are allowed to safely ignore. */
+ is a relocation that we are allowed to safely ignore. */
HOWTO (IMAGE_REL_MCORE_PCREL_JSR_IMM11BY2,/* type */
1, /* rightshift */
1, /* size (0 = byte, 1 = short, 2 = long) */
11, /* bitsize */
- true, /* pc_relative */
+ TRUE, /* pc_relative */
0, /* bitpos */
complain_overflow_signed, /* complain_on_overflow */
NULL, /* special_function */
"JSR_IMM11BY2", /* name */
- false, /* partial_inplace */
+ FALSE, /* partial_inplace */
0x0, /* src_mask */
0x7ff, /* dst_mask */
- true), /* pcrel_offset */
-
+ TRUE), /* pcrel_offset */
+
HOWTO (IMAGE_REL_MCORE_RVA, /* type */
0, /* rightshift */
2, /* size (0 = byte, 1 = short, 2 = long) */
32, /* bitsize */
- false, /* pc_relative */
+ FALSE, /* pc_relative */
0, /* bitpos */
complain_overflow_signed, /* complain_on_overflow */
NULL, /* special_function */
"MCORE_RVA", /* name */
- true, /* partial_inplace */
+ TRUE, /* partial_inplace */
0xffffffff, /* src_mask */
0xffffffff, /* dst_mask */
- true) /* pcrel_offset */
+ TRUE) /* pcrel_offset */
};
\f
/* Extend the coff_link_hash_table structure with a few M*Core specific fields.
#define coff_mcore_hash_table(info) \
((mcore_hash_table *) ((info)->hash))
-/* Create an MCore coff linker hash table. */
-static struct bfd_link_hash_table *
-coff_mcore_link_hash_table_create (abfd)
- bfd * abfd;
-{
- mcore_hash_table * ret;
-
- ret = ((mcore_hash_table *) bfd_alloc (abfd, sizeof (* ret)));
- if (ret == (mcore_hash_table *) NULL)
- return NULL;
-
- if (! _bfd_coff_link_hash_table_init
- (& ret->root, abfd, _bfd_coff_link_hash_newfunc))
- {
- bfd_release (abfd, ret);
- return (struct bfd_link_hash_table *) NULL;
- }
-
- ret->bfd_of_toc_owner = NULL;
- ret->global_toc_size = 0;
- ret->import_table_size = 0;
- ret->first_thunk_address = 0;
- ret->thunk_size = 0;
-
- return & ret->root.root;
-}
\f
/* Add an entry to the base file. */
-static void
-mcore_emit_base_file_entry (info, output_bfd, input_section, reloc_offset)
- struct bfd_link_info * info;
- bfd * output_bfd;
- asection * input_section;
- bfd_vma reloc_offset;
+
+static bfd_boolean
+mcore_emit_base_file_entry (struct bfd_link_info *info,
+ bfd *output_bfd,
+ asection *input_section,
+ bfd_vma reloc_offset)
{
bfd_vma addr = reloc_offset
- input_section->vma
if (coff_data (output_bfd)->pe)
addr -= pe_data (output_bfd)->pe_opthdr.ImageBase;
-
- fwrite (&addr, 1, sizeof (addr), (FILE *) info->base_file);
+
+ if (fwrite (&addr, sizeof (addr), 1, (FILE *) info->base_file) == 1)
+ return TRUE;
+
+ bfd_set_error (bfd_error_system_call);
+ return FALSE;
}
\f
-/*ARGSUSED*/
static bfd_reloc_status_type
-mcore_coff_unsupported_reloc (abfd, reloc_entry, symbol, data, input_section,
- output_bfd, error_message)
- bfd * abfd;
- arelent * reloc_entry;
- asymbol * symbol ATTRIBUTE_UNUSED;
- PTR data ATTRIBUTE_UNUSED;
- asection * input_section ATTRIBUTE_UNUSED;
- bfd * output_bfd ATTRIBUTE_UNUSED;
- char ** error_message ATTRIBUTE_UNUSED;
+mcore_coff_unsupported_reloc (bfd * abfd,
+ arelent * reloc_entry,
+ asymbol * symbol ATTRIBUTE_UNUSED,
+ void * data ATTRIBUTE_UNUSED,
+ asection * input_section ATTRIBUTE_UNUSED,
+ bfd * output_bfd ATTRIBUTE_UNUSED,
+ char ** error_message ATTRIBUTE_UNUSED)
{
BFD_ASSERT (reloc_entry->howto != (reloc_howto_type *)0);
-
- _bfd_error_handler (_("%s: Relocation %s (%d) is not currently supported.\n"),
- bfd_get_filename (abfd),
+
+ _bfd_error_handler (_("%B: Relocation %s (%d) is not currently supported.\n"),
+ abfd,
reloc_entry->howto->name,
reloc_entry->howto->type);
-
+
return bfd_reloc_notsupported;
}
-
\f
-/* A cheesy little macro to make the code a little more readable. */
+/* A cheesy little macro to make the code a little more readable. */
#define HOW2MAP(bfd_rtype, mcore_rtype) \
case bfd_rtype: return & mcore_coff_howto_table [mcore_rtype]
static reloc_howto_type *
-mcore_coff_reloc_type_lookup (abfd, code)
- bfd * abfd ATTRIBUTE_UNUSED;
- bfd_reloc_code_real_type code;
+mcore_coff_reloc_type_lookup (bfd * abfd ATTRIBUTE_UNUSED,
+ bfd_reloc_code_real_type code)
{
switch (code)
- {
+ {
HOW2MAP (BFD_RELOC_32, IMAGE_REL_MCORE_ADDR32);
HOW2MAP (BFD_RELOC_MCORE_PCREL_IMM8BY4, IMAGE_REL_MCORE_PCREL_IMM8BY4);
HOW2MAP (BFD_RELOC_MCORE_PCREL_IMM11BY2, IMAGE_REL_MCORE_PCREL_IMM11BY2);
HOW2MAP (BFD_RELOC_32_PCREL, IMAGE_REL_MCORE_PCREL_32);
HOW2MAP (BFD_RELOC_MCORE_PCREL_JSR_IMM11BY2, IMAGE_REL_MCORE_PCREL_JSR_IMM11BY2);
HOW2MAP (BFD_RELOC_RVA, IMAGE_REL_MCORE_RVA);
- default:
+ default:
return NULL;
}
/*NOTREACHED*/
}
-
#undef HOW2MAP
-#define RTYPE2HOWTO(cache_ptr, dst) \
- (cache_ptr)->howto = mcore_coff_howto_table + (dst)->r_type;
+#define NUM_HOWTOS NUM_ELEM (mcore_coff_howto_table)
static reloc_howto_type *
-coff_mcore_rtype_to_howto (abfd, sec, rel, h, sym, addendp)
- bfd * abfd ATTRIBUTE_UNUSED;
- asection * sec;
- struct internal_reloc * rel;
- struct coff_link_hash_entry * h ATTRIBUTE_UNUSED;
- struct internal_syment * sym;
- bfd_vma * addendp;
+mcore_coff_reloc_name_lookup (bfd *abfd ATTRIBUTE_UNUSED,
+ const char *r_name)
{
- reloc_howto_type * howto;
+ unsigned int i;
+
+ for (i = 0; i < NUM_HOWTOS; i++)
+ if (mcore_coff_howto_table[i].name != NULL
+ && strcasecmp (mcore_coff_howto_table[i].name, r_name) == 0)
+ return &mcore_coff_howto_table[i];
+
+ return NULL;
+}
+
+#define RTYPE2HOWTO(cache_ptr, dst) \
+ ((cache_ptr)->howto = \
+ ((dst)->r_type < NUM_HOWTOS \
+ ? mcore_coff_howto_table + (dst)->r_type \
+ : NULL))
+static reloc_howto_type *
+coff_mcore_rtype_to_howto (bfd * abfd ATTRIBUTE_UNUSED,
+ asection * sec,
+ struct internal_reloc * rel,
+ struct coff_link_hash_entry * h ATTRIBUTE_UNUSED,
+ struct internal_syment * sym,
+ bfd_vma * addendp)
+{
+ reloc_howto_type * howto;
- if (rel->r_type >= NUM_ELEM (mcore_coff_howto_table))
+ if (rel->r_type >= NUM_HOWTOS)
return NULL;
-
+
howto = mcore_coff_howto_table + rel->r_type;
if (rel->r_type == IMAGE_REL_MCORE_RVA)
* addendp -= pe_data (sec->output_section->owner)->pe_opthdr.ImageBase;
-
+
else if (howto->pc_relative)
{
* addendp = sec->vma - 2; /* XXX guess - is this right ? */
-
+
/* If the symbol is defined, then the generic code is going to
add back the symbol value in order to cancel out an
adjustment it made to the addend. However, we set the addend
}
else
* addendp = 0;
-
+
return howto;
}
-/* Return true if this relocation should appear in the output .reloc section.
+/* Return TRUE if this relocation should appear in the output .reloc section.
This function is referenced in pe_mkobject in peicode.h. */
-static boolean
-in_reloc_p (abfd, howto)
- bfd * abfd ATTRIBUTE_UNUSED;
- reloc_howto_type * howto;
+
+static bfd_boolean
+in_reloc_p (bfd * abfd ATTRIBUTE_UNUSED, reloc_howto_type * howto)
{
return ! howto->pc_relative && howto->type != IMAGE_REL_MCORE_RVA;
-}
-
+}
\f
/* The reloc processing routine for the optimized COFF linker. */
-static boolean
-coff_mcore_relocate_section (output_bfd, info, input_bfd, input_section,
- contents, relocs, syms, sections)
- bfd * output_bfd;
- struct bfd_link_info * info;
- bfd * input_bfd;
- asection * input_section;
- bfd_byte * contents;
- struct internal_reloc * relocs;
- struct internal_syment * syms;
- asection ** sections;
+static bfd_boolean
+coff_mcore_relocate_section (bfd * output_bfd,
+ struct bfd_link_info * info,
+ bfd * input_bfd,
+ asection * input_section,
+ bfd_byte * contents,
+ struct internal_reloc * relocs,
+ struct internal_syment * syms,
+ asection ** sections)
{
struct internal_reloc * rel;
struct internal_reloc * relend;
- boolean hihalf;
- bfd_vma hihalf_val;
-
- /* If we are performing a relocateable link, we don't need to do a
+
+ /* If we are performing a relocatable link, we don't need to do a
thing. The caller will take care of adjusting the reloc
addresses and symbol indices. */
- if (info->relocateable)
- return true;
-
- /* Check if we have the same endianess */
+ if (bfd_link_relocatable (info))
+ return TRUE;
+
+ /* Check if we have the same endianness */
if ( input_bfd->xvec->byteorder != output_bfd->xvec->byteorder
&& output_bfd->xvec->byteorder != BFD_ENDIAN_UNKNOWN)
{
(*_bfd_error_handler)
- (_("%s: compiled for a %s endian system and target is %s endian.\n"),
- bfd_get_filename (input_bfd),
- bfd_big_endian (input_bfd) ? "big" : "little",
- bfd_big_endian (output_bfd) ? "big" : "little");
+ (_("%B: compiled for a %s system and target is %s.\n"),
+ input_bfd,
+ bfd_big_endian (input_bfd) ? _("big endian") : _("little endian"),
+ bfd_big_endian (output_bfd) ? _("big endian") : _("little endian"));
bfd_set_error (bfd_error_wrong_format);
- return false;
+ return FALSE;
}
- hihalf = false;
- hihalf_val = 0;
-
rel = relocs;
relend = rel + input_section->reloc_count;
-
+
for (; rel < relend; rel++)
{
long symndx;
reloc_howto_type * howto = NULL;
struct coff_link_hash_entry * h;
const char * my_name;
-
+
symndx = rel->r_symndx;
loc = contents + rel->r_vaddr - input_section->vma;
}
addend = 0;
-
+
/* Get the howto and initialise the addend. */
howto = bfd_coff_rtype_to_howto (input_bfd, input_section, rel, h,
sym, & addend);
if (howto == NULL)
- return false;
+ return FALSE;
val = 0;
-
+
if (h == NULL)
{
if (symndx == -1)
else
{
asection * sec = sections[symndx];
-
- val = (sym->n_value
+
+ val = (sym->n_value
+ sec->output_section->vma
+ sec->output_offset);
else if ( sym->_n._n_n._n_zeroes == 0
&& sym->_n._n_n._n_offset != 0)
my_name = obj_coff_strings (input_bfd) + sym->_n._n_n._n_offset;
- else
+ else
{
static char buf [SYMNMLEN + 1];
-
+
strncpy (buf, sym->_n._n_name, SYMNMLEN);
buf[SYMNMLEN] = '\0';
my_name = buf;
|| h->root.type == bfd_link_hash_defweak)
{
asection * sec = h->root.u.def.section;
-
+
val = (h->root.u.def.value
+ sec->output_section->vma
+ sec->output_offset);
}
else
- {
- if (! ((*info->callbacks->undefined_symbol)
- (info, h->root.root.string, input_bfd, input_section,
- rel->r_vaddr - input_section->vma)))
- return false;
- }
-
+ (*info->callbacks->undefined_symbol)
+ (info, h->root.root.string, input_bfd, input_section,
+ rel->r_vaddr - input_section->vma, TRUE);
+
my_name = h->root.root.string;
- }
+ }
rstat = bfd_reloc_ok;
-
+
/* Each case must do its own relocation, setting rstat appropriately. */
switch (r_type)
{
default:
- _bfd_error_handler (_("%s: unsupported relocation type 0x%02x"),
- bfd_get_filename (input_bfd), r_type);
+ _bfd_error_handler (_("%B: unsupported relocation type 0x%02x"),
+ input_bfd, r_type);
bfd_set_error (bfd_error_bad_value);
- return false;
-
+ return FALSE;
+
case IMAGE_REL_MCORE_ABSOLUTE:
- fprintf (stderr,
- _("Warning: unsupported reloc %s <file %s, section %s>\n"),
- howto->name,
- bfd_get_filename (input_bfd),
- input_section->name);
-
- fprintf (stderr,"sym %ld (%s), r_vaddr %ld (%lx)\n",
- rel->r_symndx, my_name, (long) rel->r_vaddr,
- (unsigned long) rel->r_vaddr);
+ _bfd_error_handler
+ (_("Warning: unsupported reloc %s <file %B, section %A>\n"
+ "sym %ld (%s), r_vaddr %ld (%lx)"),
+ input_bfd, input_section, howto->name,
+ rel->r_symndx, my_name, (long) rel->r_vaddr,
+ (unsigned long) rel->r_vaddr);
break;
-
+
case IMAGE_REL_MCORE_PCREL_IMM8BY4:
case IMAGE_REL_MCORE_PCREL_IMM11BY2:
case IMAGE_REL_MCORE_PCREL_IMM4BY2:
/* XXX fixme - shouldn't this be like the code for the RVA reloc ? */
rstat = _bfd_relocate_contents (howto, input_bfd, val, loc);
break;
-
+
case IMAGE_REL_MCORE_RVA:
rstat = _bfd_final_link_relocate
(howto, input_bfd,
val, addend);
break;
}
-
- if (info->base_file)
- {
- /* Emit a reloc if the backend thinks it needs it. */
- if (sym && pe_data (output_bfd)->in_reloc_p (output_bfd, howto))
- mcore_emit_base_file_entry (info, output_bfd, input_section, rel->r_vaddr);
- }
-
+
+ /* Emit a reloc if the backend thinks it needs it. */
+ if (info->base_file
+ && sym
+ && pe_data (output_bfd)->in_reloc_p (output_bfd, howto)
+ && !mcore_emit_base_file_entry (info, output_bfd, input_section,
+ rel->r_vaddr))
+ return FALSE;
+
switch (rstat)
{
default:
abort ();
-
+
case bfd_reloc_ok:
break;
-
+
case bfd_reloc_overflow:
- if (! ((*info->callbacks->reloc_overflow)
- (info, my_name, howto->name,
- (bfd_vma) 0, input_bfd,
- input_section, rel->r_vaddr - input_section->vma)))
- return false;
+ (*info->callbacks->reloc_overflow)
+ (info, (h ? &h->root : NULL), my_name, howto->name,
+ (bfd_vma) 0, input_bfd,
+ input_section, rel->r_vaddr - input_section->vma);
}
- }
+ }
- return true;
+ return TRUE;
}
-
\f
-/* Tailor coffcode.h -- macro heaven. */
+/* Tailor coffcode.h -- macro heaven. */
/* We use the special COFF backend linker, with our own special touch. */
#define coff_bfd_reloc_type_lookup mcore_coff_reloc_type_lookup
+#define coff_bfd_reloc_name_lookup mcore_coff_reloc_name_lookup
#define coff_relocate_section coff_mcore_relocate_section
#define coff_rtype_to_howto coff_mcore_rtype_to_howto
#define SELECT_RELOC(internal, howto) {internal.r_type = howto->type;}
+/* Make sure that the 'r_offset' field is copied properly
+ so that identical binaries will compare the same. */
+#define SWAP_IN_RELOC_OFFSET H_GET_32
+#define SWAP_OUT_RELOC_OFFSET H_PUT_32
+
#define COFF_PAGE_SIZE 0x1000
#include "coffcode.h"
\f
-static const bfd_target *
-pe_object_p (abfd)
- bfd * abfd;
-{
-#ifdef COFF_IMAGE_WITH_PE
- /* We need to hack badly to handle a PE image correctly. In PE
- images created by the GNU linker, the offset to the COFF header
- is always the size. However, this is not the case in images
- generated by other PE linkers. The PE format stores a four byte
- offset to the PE signature just before the COFF header at
- location 0x3c of the file. We pick up that offset, verify that
- the PE signature is there, and then set ourselves up to read in
- the COFF header. */
- {
- bfd_byte ext_offset[4];
- file_ptr offset;
- bfd_byte ext_signature[4];
- unsigned long signature;
-
- if (bfd_seek (abfd, 0x3c, SEEK_SET) != 0
- || bfd_read (ext_offset, 1, 4, abfd) != 4)
- {
- if (bfd_get_error () != bfd_error_system_call)
- bfd_set_error (bfd_error_wrong_format);
- return NULL;
- }
-
- offset = bfd_h_get_32 (abfd, ext_offset);
-
- if (bfd_seek (abfd, offset, SEEK_SET) != 0
- || bfd_read (ext_signature, 1, 4, abfd) != 4)
- {
- if (bfd_get_error () != bfd_error_system_call)
- bfd_set_error (bfd_error_wrong_format);
-
- return NULL;
- }
-
- signature = bfd_h_get_32 (abfd, ext_signature);
-
- if (signature != 0x4550)
- {
- bfd_set_error (bfd_error_wrong_format);
- return NULL;
- }
-
- /* Here is the hack. coff_object_p wants to read filhsz bytes to
- pick up the COFF header. We adjust so that that will work. 20
- is the size of the mips COFF filehdr. */
- if (bfd_seek (abfd, (bfd_tell (abfd) - bfd_coff_filhsz (abfd) + 20),
- SEEK_SET) != 0)
- {
- if (bfd_get_error () != bfd_error_system_call)
- bfd_set_error (bfd_error_wrong_format);
-
- return NULL;
- }
- }
-#endif
-
- return coff_object_p (abfd);
-}
-\f
-/* Forward declaration to initialise alterbative_target field. */
+/* Forward declaration to initialise alternative_target field. */
extern const bfd_target TARGET_LITTLE_SYM;
-/* The transfer vectors that lead the outside world to all of the above. */
-CREATE_BIG_COFF_TARGET_VEC (TARGET_BIG_SYM, TARGET_BIG_NAME, D_PAGED, (SEC_LINK_ONCE | SEC_LINK_DUPLICATES), 0, & TARGET_LITTLE_SYM)
-CREATE_LITTLE_COFF_TARGET_VEC (TARGET_LITTLE_SYM, TARGET_LITTLE_NAME, D_PAGED, (SEC_LINK_ONCE | SEC_LINK_DUPLICATES), 0, & TARGET_BIG_SYM)
+/* The transfer vectors that lead the outside world to all of the above. */
+CREATE_BIG_COFF_TARGET_VEC (TARGET_BIG_SYM, TARGET_BIG_NAME, D_PAGED,
+ (SEC_CODE | SEC_DATA | SEC_DEBUGGING | SEC_READONLY | SEC_LINK_ONCE | SEC_LINK_DUPLICATES),
+ 0, & TARGET_LITTLE_SYM, COFF_SWAP_TABLE)
+CREATE_LITTLE_COFF_TARGET_VEC (TARGET_LITTLE_SYM, TARGET_LITTLE_NAME, D_PAGED,
+ (SEC_CODE | SEC_DATA | SEC_DEBUGGING | SEC_READONLY | SEC_LINK_ONCE | SEC_LINK_DUPLICATES),
+ 0, & TARGET_BIG_SYM, COFF_SWAP_TABLE)
projects / deliverable / binutils-gdb.git / blobdiff