77ef865475
PR binutils/17512 * dwarf.c (eh_addr_size): Use an unsigned type. (size_of_encoded_value): Return an unsigned type. (read_leb128): Break if the shift becomes too big. (process_extended_line_op): Do not read the address if the length is too long. (read_cie): Warn and fail if the pointer size or segment size are too big. * dwarf.h (DWARF2_External_LineInfo): Delete unused and incorrect structure definition. (DWARF2_External_PubNames): Likewise. (DWARF2_External_CompUnit): Likewise. (DWARF2_External_ARange): Likewise. (DWARF2_Internal_LineInfo): Use dwarf_vma type for li_prologue_length. (eh_addr_size): Update prototype. * coffcode.h (styp_to_sec_flags): Use an unsigned long type to hold the flag bits. * peXXigen.c (pe_print_reloc): Use unsigned types to hold the size and number of relocs. (pe_print_debugdata): Use a 32-bit aligned buffer to store the codeview record. * versados.c (process_otr): Check the esdid value before using it to access the EDATA.
931 lines
23 KiB
C
931 lines
23 KiB
C
/* BFD back-end for VERSAdos-E objects.
|
|
Copyright (C) 1995-2015 Free Software Foundation, Inc.
|
|
Written by Steve Chamberlain of Cygnus Support <sac@cygnus.com>.
|
|
|
|
Versados is a Motorola trademark.
|
|
|
|
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. */
|
|
|
|
/*
|
|
SUBSECTION
|
|
VERSAdos-E relocatable object file format
|
|
|
|
DESCRIPTION
|
|
|
|
This module supports reading of VERSAdos relocatable
|
|
object files.
|
|
|
|
A VERSAdos file looks like contains
|
|
|
|
o Identification Record
|
|
o External Symbol Definition Record
|
|
o Object Text Record
|
|
o End Record. */
|
|
|
|
#include "sysdep.h"
|
|
#include "bfd.h"
|
|
#include "libbfd.h"
|
|
#include "libiberty.h"
|
|
|
|
|
|
#define VHEADER '1'
|
|
#define VESTDEF '2'
|
|
#define VOTR '3'
|
|
#define VEND '4'
|
|
|
|
#define ES_BASE 17 /* First symbol has esdid 17. */
|
|
|
|
/* Per file target dependent information. */
|
|
|
|
/* One for each section. */
|
|
struct esdid
|
|
{
|
|
asection *section; /* Ptr to bfd version. */
|
|
unsigned char *contents; /* Used to build image. */
|
|
bfd_size_type content_size; /* The size of the contents buffer. */
|
|
int pc;
|
|
int relocs; /* Reloc count, valid end of pass 1. */
|
|
int donerel; /* Have relocs been translated. */
|
|
};
|
|
|
|
typedef struct versados_data_struct
|
|
{
|
|
int es_done; /* Count of symbol index, starts at ES_BASE. */
|
|
asymbol *symbols; /* Pointer to local symbols. */
|
|
char *strings; /* Strings of all the above. */
|
|
int stringlen; /* Len of string table (valid end of pass1). */
|
|
int nsecsyms; /* Number of sections. */
|
|
|
|
int ndefs; /* Number of exported symbols (they dont get esdids). */
|
|
int nrefs; /* Number of imported symbols (valid end of pass1). */
|
|
|
|
int ref_idx; /* Current processed value of the above. */
|
|
int def_idx;
|
|
|
|
int pass_2_done;
|
|
|
|
struct esdid e[16]; /* Per section info. */
|
|
int alert; /* To see if we're trampling. */
|
|
asymbol *rest[256 - 16]; /* Per symbol info. */
|
|
}
|
|
tdata_type;
|
|
|
|
#define VDATA(abfd) (abfd->tdata.versados_data)
|
|
#define EDATA(abfd, n) (abfd->tdata.versados_data->e[(n) < 16 ? (n) : 0])
|
|
#define RDATA(abfd, n) (abfd->tdata.versados_data->rest[(n) < 240 ? (n) : 0])
|
|
|
|
struct ext_otr
|
|
{
|
|
unsigned char size;
|
|
char type;
|
|
unsigned char map[4];
|
|
unsigned char esdid;
|
|
unsigned char data[200];
|
|
};
|
|
|
|
struct ext_vheader
|
|
{
|
|
unsigned char size;
|
|
char type; /* Record type. */
|
|
char name[10]; /* Module name. */
|
|
char rev; /* Module rev number. */
|
|
char lang;
|
|
char vol[4];
|
|
char user[2];
|
|
char cat[8];
|
|
char fname[8];
|
|
char ext[2];
|
|
char time[3];
|
|
char date[3];
|
|
char rest[211];
|
|
};
|
|
|
|
struct ext_esd
|
|
{
|
|
unsigned char size;
|
|
char type;
|
|
unsigned char esd_entries[1];
|
|
};
|
|
|
|
#define ESD_ABS 0
|
|
#define ESD_COMMON 1
|
|
#define ESD_STD_REL_SEC 2
|
|
#define ESD_SHRT_REL_SEC 3
|
|
#define ESD_XDEF_IN_SEC 4
|
|
#define ESD_XDEF_IN_ABS 5
|
|
#define ESD_XREF_SEC 6
|
|
#define ESD_XREF_SYM 7
|
|
|
|
union ext_any
|
|
{
|
|
unsigned char size;
|
|
struct ext_vheader header;
|
|
struct ext_esd esd;
|
|
struct ext_otr otr;
|
|
};
|
|
|
|
/* Initialize by filling in the hex conversion array. */
|
|
|
|
/* Set up the tdata information. */
|
|
|
|
static bfd_boolean
|
|
versados_mkobject (bfd *abfd)
|
|
{
|
|
if (abfd->tdata.versados_data == NULL)
|
|
{
|
|
bfd_size_type amt = sizeof (tdata_type);
|
|
tdata_type *tdata = bfd_alloc (abfd, amt);
|
|
|
|
if (tdata == NULL)
|
|
return FALSE;
|
|
abfd->tdata.versados_data = tdata;
|
|
tdata->symbols = NULL;
|
|
VDATA (abfd)->alert = 0x12345678;
|
|
}
|
|
|
|
bfd_default_set_arch_mach (abfd, bfd_arch_m68k, 0);
|
|
return TRUE;
|
|
}
|
|
|
|
/* Report a problem in an S record file. FIXME: This probably should
|
|
not call fprintf, but we really do need some mechanism for printing
|
|
error messages. */
|
|
|
|
static asymbol *
|
|
versados_new_symbol (bfd *abfd,
|
|
int snum,
|
|
const char *name,
|
|
bfd_vma val,
|
|
asection *sec)
|
|
{
|
|
asymbol *n = VDATA (abfd)->symbols + snum;
|
|
n->name = name;
|
|
n->value = val;
|
|
n->section = sec;
|
|
n->the_bfd = abfd;
|
|
n->flags = 0;
|
|
return n;
|
|
}
|
|
|
|
static bfd_boolean
|
|
get_record (bfd *abfd, union ext_any *ptr)
|
|
{
|
|
if (bfd_bread (&ptr->size, (bfd_size_type) 1, abfd) != 1
|
|
|| (bfd_bread ((char *) ptr + 1, (bfd_size_type) ptr->size, abfd)
|
|
!= ptr->size))
|
|
return FALSE;
|
|
|
|
{
|
|
bfd_size_type amt = ptr->size + 1;
|
|
|
|
if (amt < sizeof (* ptr))
|
|
memset ((char *) ptr + amt, 0, sizeof (* ptr) - amt);
|
|
}
|
|
|
|
return TRUE;
|
|
}
|
|
|
|
static int
|
|
get_4 (unsigned char **pp)
|
|
{
|
|
unsigned char *p = *pp;
|
|
|
|
*pp += 4;
|
|
return (p[0] << 24) | (p[1] << 16) | (p[2] << 8) | (p[3] << 0);
|
|
}
|
|
|
|
static void
|
|
get_10 (unsigned char **pp, char *name)
|
|
{
|
|
char *p = (char *) *pp;
|
|
int len = 10;
|
|
|
|
*pp += len;
|
|
while (*p != ' ' && len)
|
|
{
|
|
*name++ = *p++;
|
|
len--;
|
|
}
|
|
*name = 0;
|
|
}
|
|
|
|
static char *
|
|
new_symbol_string (bfd *abfd, const char *name)
|
|
{
|
|
char *n = VDATA (abfd)->strings;
|
|
|
|
strcpy (VDATA (abfd)->strings, name);
|
|
VDATA (abfd)->strings += strlen (VDATA (abfd)->strings) + 1;
|
|
return n;
|
|
}
|
|
|
|
static void
|
|
process_esd (bfd *abfd, struct ext_esd *esd, int pass)
|
|
{
|
|
/* Read through the ext def for the est entries. */
|
|
int togo = esd->size - 2;
|
|
bfd_vma size;
|
|
bfd_vma start;
|
|
asection *sec;
|
|
char name[11];
|
|
unsigned char *ptr = esd->esd_entries;
|
|
unsigned char *end = ptr + togo;
|
|
|
|
while (ptr < end)
|
|
{
|
|
int scn = *ptr & 0xf;
|
|
int typ = (*ptr >> 4) & 0xf;
|
|
|
|
/* Declare this section. */
|
|
sprintf (name, "%d", scn);
|
|
sec = bfd_make_section_old_way (abfd, strdup (name));
|
|
sec->target_index = scn;
|
|
EDATA (abfd, scn).section = sec;
|
|
ptr++;
|
|
|
|
switch (typ)
|
|
{
|
|
default:
|
|
abort ();
|
|
case ESD_XREF_SEC:
|
|
case ESD_XREF_SYM:
|
|
{
|
|
int snum = VDATA (abfd)->ref_idx++;
|
|
get_10 (&ptr, name);
|
|
if (pass == 1)
|
|
VDATA (abfd)->stringlen += strlen (name) + 1;
|
|
else
|
|
{
|
|
int esidx;
|
|
asymbol *s;
|
|
char *n = new_symbol_string (abfd, name);
|
|
|
|
s = versados_new_symbol (abfd, snum, n, (bfd_vma) 0,
|
|
bfd_und_section_ptr);
|
|
esidx = VDATA (abfd)->es_done++;
|
|
RDATA (abfd, esidx - ES_BASE) = s;
|
|
}
|
|
}
|
|
break;
|
|
|
|
case ESD_ABS:
|
|
size = get_4 (&ptr);
|
|
(void) size;
|
|
start = get_4 (&ptr);
|
|
(void) start;
|
|
break;
|
|
case ESD_STD_REL_SEC:
|
|
case ESD_SHRT_REL_SEC:
|
|
sec->size = get_4 (&ptr);
|
|
sec->flags |= SEC_ALLOC;
|
|
break;
|
|
case ESD_XDEF_IN_ABS:
|
|
sec = bfd_abs_section_ptr;
|
|
case ESD_XDEF_IN_SEC:
|
|
{
|
|
int snum = VDATA (abfd)->def_idx++;
|
|
bfd_vma val;
|
|
|
|
get_10 (&ptr, name);
|
|
val = get_4 (&ptr);
|
|
if (pass == 1)
|
|
/* Just remember the symbol. */
|
|
VDATA (abfd)->stringlen += strlen (name) + 1;
|
|
else
|
|
{
|
|
asymbol *s;
|
|
char *n = new_symbol_string (abfd, name);
|
|
|
|
s = versados_new_symbol (abfd, snum + VDATA (abfd)->nrefs, n,
|
|
val, sec);
|
|
s->flags |= BSF_GLOBAL;
|
|
}
|
|
}
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
|
|
#define R_RELWORD 1
|
|
#define R_RELLONG 2
|
|
#define R_RELWORD_NEG 3
|
|
#define R_RELLONG_NEG 4
|
|
|
|
reloc_howto_type versados_howto_table[] =
|
|
{
|
|
HOWTO (R_RELWORD, 0, 1, 16, FALSE,
|
|
0, complain_overflow_dont, 0,
|
|
"+v16", TRUE, 0x0000ffff, 0x0000ffff, FALSE),
|
|
HOWTO (R_RELLONG, 0, 2, 32, FALSE,
|
|
0, complain_overflow_dont, 0,
|
|
"+v32", TRUE, 0xffffffff, 0xffffffff, FALSE),
|
|
|
|
HOWTO (R_RELWORD_NEG, 0, -1, 16, FALSE,
|
|
0, complain_overflow_dont, 0,
|
|
"-v16", TRUE, 0x0000ffff, 0x0000ffff, FALSE),
|
|
HOWTO (R_RELLONG_NEG, 0, -2, 32, FALSE,
|
|
0, complain_overflow_dont, 0,
|
|
"-v32", TRUE, 0xffffffff, 0xffffffff, FALSE),
|
|
};
|
|
|
|
static int
|
|
get_offset (int len, unsigned char *ptr)
|
|
{
|
|
int val = 0;
|
|
|
|
if (len)
|
|
{
|
|
int i;
|
|
|
|
val = *ptr++;
|
|
if (val & 0x80)
|
|
val |= ~0xff;
|
|
for (i = 1; i < len; i++)
|
|
val = (val << 8) | *ptr++;
|
|
}
|
|
|
|
return val;
|
|
}
|
|
|
|
static void
|
|
process_otr (bfd *abfd, struct ext_otr *otr, int pass)
|
|
{
|
|
unsigned long shift;
|
|
unsigned char *srcp = otr->data;
|
|
unsigned char *endp = (unsigned char *) otr + otr->size;
|
|
unsigned int bits = (otr->map[0] << 24)
|
|
| (otr->map[1] << 16)
|
|
| (otr->map[2] << 8)
|
|
| (otr->map[3] << 0);
|
|
|
|
struct esdid *esdid;
|
|
unsigned char *contents;
|
|
bfd_boolean need_contents = FALSE;
|
|
unsigned int dst_idx;
|
|
|
|
/* PR 17512: file: ac7da425. */
|
|
if (otr->esdid == 0)
|
|
return;
|
|
|
|
esdid = &EDATA (abfd, otr->esdid - 1);
|
|
contents = esdid->contents;
|
|
dst_idx = esdid->pc;
|
|
|
|
for (shift = ((unsigned long) 1 << 31); shift && srcp < endp; shift >>= 1)
|
|
{
|
|
if (bits & shift)
|
|
{
|
|
int flag = *srcp++;
|
|
int esdids = (flag >> 5) & 0x7;
|
|
int sizeinwords = ((flag >> 3) & 1) ? 2 : 1;
|
|
int offsetlen = flag & 0x7;
|
|
int j;
|
|
|
|
if (esdids == 0)
|
|
{
|
|
/* A zero esdid means the new pc is the offset given. */
|
|
dst_idx += get_offset (offsetlen, srcp);
|
|
srcp += offsetlen;
|
|
}
|
|
else
|
|
{
|
|
int val = get_offset (offsetlen, srcp + esdids);
|
|
|
|
if (pass == 1)
|
|
need_contents = TRUE;
|
|
else if (contents && dst_idx < esdid->content_size - sizeinwords * 2)
|
|
for (j = 0; j < sizeinwords * 2; j++)
|
|
{
|
|
contents[dst_idx + (sizeinwords * 2) - j - 1] = val;
|
|
val >>= 8;
|
|
}
|
|
|
|
for (j = 0; j < esdids; j++)
|
|
{
|
|
int id = *srcp++;
|
|
|
|
if (id)
|
|
{
|
|
int rn = EDATA (abfd, otr->esdid - 1).relocs++;
|
|
|
|
if (pass == 1)
|
|
{
|
|
/* This is the first pass over the data,
|
|
just remember that we need a reloc. */
|
|
}
|
|
else
|
|
{
|
|
arelent *n;
|
|
|
|
/* PR 17512: file: 54f733e0. */
|
|
if (EDATA (abfd, otr->esdid - 1).section == NULL)
|
|
continue;
|
|
n = EDATA (abfd, otr->esdid - 1).section->relocation + rn;
|
|
n->address = dst_idx;
|
|
n->sym_ptr_ptr = (asymbol **) (size_t) id;
|
|
n->addend = 0;
|
|
n->howto = versados_howto_table + ((j & 1) * 2) + (sizeinwords - 1);
|
|
}
|
|
}
|
|
}
|
|
srcp += offsetlen;
|
|
dst_idx += sizeinwords * 2;
|
|
}
|
|
}
|
|
else
|
|
{
|
|
need_contents = TRUE;
|
|
|
|
if (esdid->section && contents && dst_idx < esdid->content_size - 1)
|
|
if (pass == 2)
|
|
{
|
|
/* Absolute code, comes in 16 bit lumps. */
|
|
contents[dst_idx] = srcp[0];
|
|
contents[dst_idx + 1] = srcp[1];
|
|
}
|
|
|
|
dst_idx += 2;
|
|
srcp += 2;
|
|
}
|
|
}
|
|
|
|
EDATA (abfd, otr->esdid - 1).pc = dst_idx;
|
|
|
|
if (!contents && need_contents)
|
|
{
|
|
if (esdid->section)
|
|
{
|
|
bfd_size_type size;
|
|
|
|
size = esdid->section->size;
|
|
esdid->contents = bfd_alloc (abfd, size);
|
|
esdid->content_size = size;
|
|
}
|
|
else
|
|
esdid->contents = NULL;
|
|
}
|
|
}
|
|
|
|
static bfd_boolean
|
|
versados_scan (bfd *abfd)
|
|
{
|
|
bfd_boolean loop = TRUE;
|
|
int i;
|
|
int j;
|
|
int nsecs = 0;
|
|
bfd_size_type amt;
|
|
|
|
VDATA (abfd)->stringlen = 0;
|
|
VDATA (abfd)->nrefs = 0;
|
|
VDATA (abfd)->ndefs = 0;
|
|
VDATA (abfd)->ref_idx = 0;
|
|
VDATA (abfd)->def_idx = 0;
|
|
VDATA (abfd)->pass_2_done = 0;
|
|
|
|
while (loop)
|
|
{
|
|
union ext_any any;
|
|
|
|
if (!get_record (abfd, &any))
|
|
return FALSE;
|
|
switch (any.header.type)
|
|
{
|
|
case VHEADER:
|
|
break;
|
|
case VEND:
|
|
loop = FALSE;
|
|
break;
|
|
case VESTDEF:
|
|
process_esd (abfd, &any.esd, 1);
|
|
break;
|
|
case VOTR:
|
|
process_otr (abfd, &any.otr, 1);
|
|
break;
|
|
}
|
|
}
|
|
|
|
/* Now allocate space for the relocs and sections. */
|
|
VDATA (abfd)->nrefs = VDATA (abfd)->ref_idx;
|
|
VDATA (abfd)->ndefs = VDATA (abfd)->def_idx;
|
|
VDATA (abfd)->ref_idx = 0;
|
|
VDATA (abfd)->def_idx = 0;
|
|
|
|
abfd->symcount = VDATA (abfd)->nrefs + VDATA (abfd)->ndefs;
|
|
|
|
for (i = 0; i < 16; i++)
|
|
{
|
|
struct esdid *esdid = &EDATA (abfd, i);
|
|
|
|
if (esdid->section)
|
|
{
|
|
amt = (bfd_size_type) esdid->relocs * sizeof (arelent);
|
|
esdid->section->relocation = bfd_alloc (abfd, amt);
|
|
esdid->pc = 0;
|
|
|
|
if (esdid->contents)
|
|
esdid->section->flags |= SEC_HAS_CONTENTS | SEC_LOAD;
|
|
|
|
esdid->section->reloc_count = esdid->relocs;
|
|
if (esdid->relocs)
|
|
esdid->section->flags |= SEC_RELOC;
|
|
|
|
esdid->relocs = 0;
|
|
|
|
/* Add an entry into the symbol table for it. */
|
|
nsecs++;
|
|
VDATA (abfd)->stringlen += strlen (esdid->section->name) + 1;
|
|
}
|
|
}
|
|
|
|
abfd->symcount += nsecs;
|
|
|
|
amt = abfd->symcount;
|
|
amt *= sizeof (asymbol);
|
|
VDATA (abfd)->symbols = bfd_alloc (abfd, amt);
|
|
|
|
amt = VDATA (abfd)->stringlen;
|
|
VDATA (abfd)->strings = bfd_alloc (abfd, amt);
|
|
|
|
if ((VDATA (abfd)->symbols == NULL && abfd->symcount > 0)
|
|
|| (VDATA (abfd)->strings == NULL && VDATA (abfd)->stringlen > 0))
|
|
return FALSE;
|
|
|
|
/* Actually fill in the section symbols,
|
|
we stick them at the end of the table. */
|
|
for (j = VDATA (abfd)->nrefs + VDATA (abfd)->ndefs, i = 0; i < 16; i++)
|
|
{
|
|
struct esdid *esdid = &EDATA (abfd, i);
|
|
asection *sec = esdid->section;
|
|
|
|
if (sec)
|
|
{
|
|
asymbol *s = VDATA (abfd)->symbols + j;
|
|
s->name = new_symbol_string (abfd, sec->name);
|
|
s->section = sec;
|
|
s->flags = BSF_LOCAL;
|
|
s->value = 0;
|
|
s->the_bfd = abfd;
|
|
j++;
|
|
}
|
|
}
|
|
|
|
if (abfd->symcount)
|
|
abfd->flags |= HAS_SYMS;
|
|
|
|
/* Set this to nsecs - since we've already planted the section
|
|
symbols. */
|
|
VDATA (abfd)->nsecsyms = nsecs;
|
|
|
|
VDATA (abfd)->ref_idx = 0;
|
|
|
|
return TRUE;
|
|
}
|
|
|
|
/* Check whether an existing file is a versados file. */
|
|
|
|
static const bfd_target *
|
|
versados_object_p (bfd *abfd)
|
|
{
|
|
struct ext_vheader ext;
|
|
unsigned char len;
|
|
tdata_type *tdata_save;
|
|
|
|
if (bfd_seek (abfd, (file_ptr) 0, SEEK_SET) != 0)
|
|
return NULL;
|
|
|
|
if (bfd_bread (&len, (bfd_size_type) 1, abfd) != 1)
|
|
{
|
|
if (bfd_get_error () != bfd_error_system_call)
|
|
bfd_set_error (bfd_error_wrong_format);
|
|
return NULL;
|
|
}
|
|
|
|
/* PR 17512: file: 726-2128-0.004. */
|
|
if (len < 13)
|
|
{
|
|
bfd_set_error (bfd_error_wrong_format);
|
|
return NULL;
|
|
}
|
|
|
|
if (bfd_bread (&ext.type, (bfd_size_type) len, abfd) != len)
|
|
{
|
|
if (bfd_get_error () != bfd_error_system_call)
|
|
bfd_set_error (bfd_error_wrong_format);
|
|
return NULL;
|
|
}
|
|
|
|
/* We guess that the language field will never be larger than 10.
|
|
In sample files, it is always either 0 or 1. Checking for this
|
|
prevents confusion with Intel Hex files. */
|
|
if (ext.type != VHEADER
|
|
|| ext.lang > 10)
|
|
{
|
|
bfd_set_error (bfd_error_wrong_format);
|
|
return NULL;
|
|
}
|
|
|
|
/* OK, looks like a record, build the tdata and read in. */
|
|
tdata_save = abfd->tdata.versados_data;
|
|
if (!versados_mkobject (abfd) || !versados_scan (abfd))
|
|
{
|
|
abfd->tdata.versados_data = tdata_save;
|
|
return NULL;
|
|
}
|
|
|
|
return abfd->xvec;
|
|
}
|
|
|
|
static bfd_boolean
|
|
versados_pass_2 (bfd *abfd)
|
|
{
|
|
union ext_any any;
|
|
|
|
if (VDATA (abfd)->pass_2_done)
|
|
return 1;
|
|
|
|
if (bfd_seek (abfd, (file_ptr) 0, SEEK_SET) != 0)
|
|
return 0;
|
|
|
|
VDATA (abfd)->es_done = ES_BASE;
|
|
|
|
/* Read records till we get to where we want to be. */
|
|
while (1)
|
|
{
|
|
get_record (abfd, &any);
|
|
switch (any.header.type)
|
|
{
|
|
case VEND:
|
|
VDATA (abfd)->pass_2_done = 1;
|
|
return 1;
|
|
case VESTDEF:
|
|
process_esd (abfd, &any.esd, 2);
|
|
break;
|
|
case VOTR:
|
|
process_otr (abfd, &any.otr, 2);
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
|
|
static bfd_boolean
|
|
versados_get_section_contents (bfd *abfd,
|
|
asection *section,
|
|
void * location,
|
|
file_ptr offset,
|
|
bfd_size_type count)
|
|
{
|
|
struct esdid *esdid;
|
|
|
|
if (!versados_pass_2 (abfd))
|
|
return FALSE;
|
|
|
|
esdid = &EDATA (abfd, section->target_index);
|
|
|
|
if (esdid->contents == NULL
|
|
|| offset < 0
|
|
|| (bfd_size_type) offset > esdid->content_size
|
|
|| offset + count > esdid->content_size)
|
|
return FALSE;
|
|
|
|
memcpy (location, esdid->contents + offset, (size_t) count);
|
|
|
|
return TRUE;
|
|
}
|
|
|
|
#define versados_get_section_contents_in_window \
|
|
_bfd_generic_get_section_contents_in_window
|
|
|
|
static bfd_boolean
|
|
versados_set_section_contents (bfd *abfd ATTRIBUTE_UNUSED,
|
|
sec_ptr section ATTRIBUTE_UNUSED,
|
|
const void * location ATTRIBUTE_UNUSED,
|
|
file_ptr offset ATTRIBUTE_UNUSED,
|
|
bfd_size_type bytes_to_do ATTRIBUTE_UNUSED)
|
|
{
|
|
return FALSE;
|
|
}
|
|
|
|
static int
|
|
versados_sizeof_headers (bfd *abfd ATTRIBUTE_UNUSED,
|
|
struct bfd_link_info *info ATTRIBUTE_UNUSED)
|
|
{
|
|
return 0;
|
|
}
|
|
|
|
/* Return the amount of memory needed to read the symbol table. */
|
|
|
|
static long
|
|
versados_get_symtab_upper_bound (bfd *abfd)
|
|
{
|
|
return (bfd_get_symcount (abfd) + 1) * sizeof (asymbol *);
|
|
}
|
|
|
|
/* Return the symbol table. */
|
|
|
|
static long
|
|
versados_canonicalize_symtab (bfd *abfd, asymbol **alocation)
|
|
{
|
|
unsigned int symcount = bfd_get_symcount (abfd);
|
|
unsigned int i;
|
|
asymbol *s;
|
|
|
|
versados_pass_2 (abfd);
|
|
|
|
for (i = 0, s = VDATA (abfd)->symbols;
|
|
i < symcount;
|
|
s++, i++)
|
|
*alocation++ = s;
|
|
|
|
*alocation = NULL;
|
|
|
|
return symcount;
|
|
}
|
|
|
|
static void
|
|
versados_get_symbol_info (bfd *abfd ATTRIBUTE_UNUSED,
|
|
asymbol *symbol,
|
|
symbol_info *ret)
|
|
{
|
|
bfd_symbol_info (symbol, ret);
|
|
}
|
|
|
|
static void
|
|
versados_print_symbol (bfd *abfd,
|
|
void * afile,
|
|
asymbol *symbol,
|
|
bfd_print_symbol_type how)
|
|
{
|
|
FILE *file = (FILE *) afile;
|
|
|
|
switch (how)
|
|
{
|
|
case bfd_print_symbol_name:
|
|
fprintf (file, "%s", symbol->name);
|
|
break;
|
|
default:
|
|
bfd_print_symbol_vandf (abfd, (void *) file, symbol);
|
|
fprintf (file, " %-5s %s",
|
|
symbol->section->name,
|
|
symbol->name);
|
|
}
|
|
}
|
|
|
|
static long
|
|
versados_get_reloc_upper_bound (bfd *abfd ATTRIBUTE_UNUSED,
|
|
sec_ptr asect)
|
|
{
|
|
return (asect->reloc_count + 1) * sizeof (arelent *);
|
|
}
|
|
|
|
static long
|
|
versados_canonicalize_reloc (bfd *abfd,
|
|
sec_ptr section,
|
|
arelent **relptr,
|
|
asymbol **symbols)
|
|
{
|
|
unsigned int count;
|
|
arelent *src;
|
|
|
|
versados_pass_2 (abfd);
|
|
src = section->relocation;
|
|
|
|
if (!EDATA (abfd, section->target_index).donerel)
|
|
{
|
|
EDATA (abfd, section->target_index).donerel = 1;
|
|
/* Translate from indexes to symptr ptrs. */
|
|
for (count = 0; count < section->reloc_count; count++)
|
|
{
|
|
int esdid = (int) (size_t) src[count].sym_ptr_ptr;
|
|
|
|
if (esdid == 0)
|
|
src[count].sym_ptr_ptr = bfd_abs_section_ptr->symbol_ptr_ptr;
|
|
else if (esdid < ES_BASE)
|
|
{
|
|
/* Section relative thing. */
|
|
struct esdid *e = &EDATA (abfd, esdid - 1);
|
|
|
|
/* PR 17512: file:cd92277c. */
|
|
if (e->section)
|
|
src[count].sym_ptr_ptr = e->section->symbol_ptr_ptr;
|
|
else
|
|
src[count].sym_ptr_ptr = bfd_und_section_ptr->symbol_ptr_ptr;
|
|
}
|
|
/* PR 17512: file:3757-2936-0.004. */
|
|
else if ((unsigned) (esdid - ES_BASE) >= bfd_get_symcount (abfd))
|
|
src[count].sym_ptr_ptr = bfd_und_section_ptr->symbol_ptr_ptr;
|
|
else
|
|
src[count].sym_ptr_ptr = symbols + esdid - ES_BASE;
|
|
}
|
|
}
|
|
|
|
for (count = 0; count < section->reloc_count; count++)
|
|
*relptr++ = src++;
|
|
|
|
*relptr = 0;
|
|
return section->reloc_count;
|
|
}
|
|
|
|
#define versados_close_and_cleanup _bfd_generic_close_and_cleanup
|
|
#define versados_bfd_free_cached_info _bfd_generic_bfd_free_cached_info
|
|
#define versados_new_section_hook _bfd_generic_new_section_hook
|
|
#define versados_bfd_is_target_special_symbol ((bfd_boolean (*) (bfd *, asymbol *)) bfd_false)
|
|
#define versados_bfd_is_local_label_name bfd_generic_is_local_label_name
|
|
#define versados_get_lineno _bfd_nosymbols_get_lineno
|
|
#define versados_find_nearest_line _bfd_nosymbols_find_nearest_line
|
|
#define versados_find_line _bfd_nosymbols_find_line
|
|
#define versados_find_inliner_info _bfd_nosymbols_find_inliner_info
|
|
#define versados_get_symbol_version_string _bfd_nosymbols_get_symbol_version_string
|
|
#define versados_make_empty_symbol _bfd_generic_make_empty_symbol
|
|
#define versados_bfd_make_debug_symbol _bfd_nosymbols_bfd_make_debug_symbol
|
|
#define versados_read_minisymbols _bfd_generic_read_minisymbols
|
|
#define versados_minisymbol_to_symbol _bfd_generic_minisymbol_to_symbol
|
|
#define versados_bfd_reloc_type_lookup _bfd_norelocs_bfd_reloc_type_lookup
|
|
#define versados_bfd_reloc_name_lookup _bfd_norelocs_bfd_reloc_name_lookup
|
|
#define versados_set_arch_mach bfd_default_set_arch_mach
|
|
#define versados_bfd_get_relocated_section_contents bfd_generic_get_relocated_section_contents
|
|
#define versados_bfd_relax_section bfd_generic_relax_section
|
|
#define versados_bfd_gc_sections bfd_generic_gc_sections
|
|
#define versados_bfd_lookup_section_flags bfd_generic_lookup_section_flags
|
|
#define versados_bfd_merge_sections bfd_generic_merge_sections
|
|
#define versados_bfd_is_group_section bfd_generic_is_group_section
|
|
#define versados_bfd_discard_group bfd_generic_discard_group
|
|
#define versados_section_already_linked _bfd_generic_section_already_linked
|
|
#define versados_bfd_define_common_symbol bfd_generic_define_common_symbol
|
|
#define versados_bfd_link_hash_table_create _bfd_generic_link_hash_table_create
|
|
#define versados_bfd_link_add_symbols _bfd_generic_link_add_symbols
|
|
#define versados_bfd_link_just_syms _bfd_generic_link_just_syms
|
|
#define versados_bfd_copy_link_hash_symbol_type \
|
|
_bfd_generic_copy_link_hash_symbol_type
|
|
#define versados_bfd_final_link _bfd_generic_final_link
|
|
#define versados_bfd_link_split_section _bfd_generic_link_split_section
|
|
|
|
const bfd_target m68k_versados_vec =
|
|
{
|
|
"versados", /* Name. */
|
|
bfd_target_versados_flavour,
|
|
BFD_ENDIAN_BIG, /* Target byte order. */
|
|
BFD_ENDIAN_BIG, /* Target headers byte order. */
|
|
(HAS_RELOC | EXEC_P | /* Object flags. */
|
|
HAS_LINENO | HAS_DEBUG |
|
|
HAS_SYMS | HAS_LOCALS | WP_TEXT | D_PAGED),
|
|
(SEC_CODE | SEC_DATA | SEC_ROM | SEC_HAS_CONTENTS
|
|
| SEC_ALLOC | SEC_LOAD | SEC_RELOC), /* Section flags. */
|
|
0, /* Leading underscore. */
|
|
' ', /* AR_pad_char. */
|
|
16, /* AR_max_namelen. */
|
|
0, /* match priority. */
|
|
bfd_getb64, bfd_getb_signed_64, bfd_putb64,
|
|
bfd_getb32, bfd_getb_signed_32, bfd_putb32,
|
|
bfd_getb16, bfd_getb_signed_16, bfd_putb16, /* Data. */
|
|
bfd_getb64, bfd_getb_signed_64, bfd_putb64,
|
|
bfd_getb32, bfd_getb_signed_32, bfd_putb32,
|
|
bfd_getb16, bfd_getb_signed_16, bfd_putb16, /* Headers. */
|
|
|
|
{
|
|
_bfd_dummy_target,
|
|
versados_object_p, /* bfd_check_format. */
|
|
_bfd_dummy_target,
|
|
_bfd_dummy_target,
|
|
},
|
|
{
|
|
bfd_false,
|
|
versados_mkobject,
|
|
_bfd_generic_mkarchive,
|
|
bfd_false,
|
|
},
|
|
{ /* bfd_write_contents. */
|
|
bfd_false,
|
|
bfd_false,
|
|
_bfd_write_archive_contents,
|
|
bfd_false,
|
|
},
|
|
|
|
BFD_JUMP_TABLE_GENERIC (versados),
|
|
BFD_JUMP_TABLE_COPY (_bfd_generic),
|
|
BFD_JUMP_TABLE_CORE (_bfd_nocore),
|
|
BFD_JUMP_TABLE_ARCHIVE (_bfd_noarchive),
|
|
BFD_JUMP_TABLE_SYMBOLS (versados),
|
|
BFD_JUMP_TABLE_RELOCS (versados),
|
|
BFD_JUMP_TABLE_WRITE (versados),
|
|
BFD_JUMP_TABLE_LINK (versados),
|
|
BFD_JUMP_TABLE_DYNAMIC (_bfd_nodynamic),
|
|
|
|
NULL,
|
|
|
|
NULL
|
|
};
|