#include "bfd.h"
#include "sysdep.h"
#include "libbfd.h"
#include "bfdlink.h"
#include "genlink.h"
#include "coff/h8300.h"
#include "coff/internal.h"
#include "libcoff.h"
#include "libiberty.h"
#define COFF_DEFAULT_SECTION_ALIGNMENT_POWER (1)
struct funcvec_hash_entry
{
struct bfd_hash_entry root;
bfd_vma offset;
};
struct funcvec_hash_table
{
struct bfd_hash_table root;
bfd *abfd;
unsigned int offset;
};
static struct bfd_hash_entry *
funcvec_hash_newfunc
(struct bfd_hash_entry *, struct bfd_hash_table *, const char *);
static bfd_boolean
funcvec_hash_table_init
(struct funcvec_hash_table *, bfd *,
struct bfd_hash_entry *(*) (struct bfd_hash_entry *,
struct bfd_hash_table *,
const char *));
static bfd_reloc_status_type special
(bfd *, arelent *, asymbol *, PTR, asection *, bfd *, char **);
static int select_reloc
(reloc_howto_type *);
static void rtype2howto
(arelent *, struct internal_reloc *);
static void reloc_processing
(arelent *, struct internal_reloc *, asymbol **, bfd *, asection *);
static bfd_boolean h8300_symbol_address_p
(bfd *, asection *, bfd_vma);
static int h8300_reloc16_estimate
(bfd *, asection *, arelent *, unsigned int,
struct bfd_link_info *);
static void h8300_reloc16_extra_cases
(bfd *, struct bfd_link_info *, struct bfd_link_order *, arelent *,
bfd_byte *, unsigned int *, unsigned int *);
static bfd_boolean h8300_bfd_link_add_symbols
(bfd *, struct bfd_link_info *);
#define funcvec_hash_lookup(table, string, create, copy) \
((struct funcvec_hash_entry *) \
bfd_hash_lookup (&(table)->root, (string), (create), (copy)))
struct h8300_coff_link_hash_table {
struct generic_link_hash_table root;
asection *vectors_sec;
struct funcvec_hash_table *funcvec_hash_table;
};
static struct bfd_link_hash_table *h8300_coff_link_hash_table_create (bfd *);
#define h8300_coff_hash_table(p) \
((struct h8300_coff_link_hash_table *) ((coff_hash_table (p))))
static struct bfd_hash_entry *
funcvec_hash_newfunc (struct bfd_hash_entry *entry,
struct bfd_hash_table *gen_table,
const char *string)
{
struct funcvec_hash_entry *ret;
struct funcvec_hash_table *table;
ret = (struct funcvec_hash_entry *) entry;
table = (struct funcvec_hash_table *) gen_table;
if (ret == NULL)
ret = ((struct funcvec_hash_entry *)
bfd_hash_allocate (gen_table,
sizeof (struct funcvec_hash_entry)));
if (ret == NULL)
return NULL;
ret = ((struct funcvec_hash_entry *)
bfd_hash_newfunc ((struct bfd_hash_entry *) ret, gen_table, string));
if (ret == NULL)
return NULL;
ret->offset = table->offset;
switch (bfd_get_mach (table->abfd))
{
case bfd_mach_h8300:
case bfd_mach_h8300hn:
case bfd_mach_h8300sn:
table->offset += 2;
break;
case bfd_mach_h8300h:
case bfd_mach_h8300s:
table->offset += 4;
break;
default:
return NULL;
}
return (struct bfd_hash_entry *) ret;
}
static bfd_boolean
funcvec_hash_table_init (struct funcvec_hash_table *table,
bfd *abfd,
struct bfd_hash_entry *(*newfunc)
(struct bfd_hash_entry *,
struct bfd_hash_table *,
const char *))
{
table->offset = 0;
table->abfd = abfd;
return (bfd_hash_table_init (&table->root, newfunc));
}
static struct bfd_link_hash_table *
h8300_coff_link_hash_table_create (bfd *abfd)
{
struct h8300_coff_link_hash_table *ret;
bfd_size_type amt = sizeof (struct h8300_coff_link_hash_table);
ret = (struct h8300_coff_link_hash_table *) bfd_malloc (amt);
if (ret == NULL)
return NULL;
if (!_bfd_link_hash_table_init (&ret->root.root, abfd,
_bfd_generic_link_hash_newfunc))
{
free (ret);
return NULL;
}
ret->vectors_sec = NULL;
ret->funcvec_hash_table = NULL;
return &ret->root.root;
}
static bfd_reloc_status_type
special (bfd *abfd ATTRIBUTE_UNUSED,
arelent *reloc_entry ATTRIBUTE_UNUSED,
asymbol *symbol ATTRIBUTE_UNUSED,
PTR data ATTRIBUTE_UNUSED,
asection *input_section ATTRIBUTE_UNUSED,
bfd *output_bfd,
char **error_message ATTRIBUTE_UNUSED)
{
if (output_bfd == (bfd *) NULL)
return bfd_reloc_continue;
reloc_entry->address += input_section->output_offset;
return bfd_reloc_ok;
}
static reloc_howto_type howto_table[] = {
HOWTO (R_RELBYTE, 0, 0, 8, FALSE, 0, complain_overflow_bitfield, special, "8", FALSE, 0x000000ff, 0x000000ff, FALSE),
HOWTO (R_RELWORD, 0, 1, 16, FALSE, 0, complain_overflow_bitfield, special, "16", FALSE, 0x0000ffff, 0x0000ffff, FALSE),
HOWTO (R_RELLONG, 0, 2, 32, FALSE, 0, complain_overflow_bitfield, special, "32", FALSE, 0xffffffff, 0xffffffff, FALSE),
HOWTO (R_PCRBYTE, 0, 0, 8, TRUE, 0, complain_overflow_signed, special, "DISP8", FALSE, 0x000000ff, 0x000000ff, TRUE),
HOWTO (R_PCRWORD, 0, 1, 16, TRUE, 0, complain_overflow_signed, special, "DISP16", FALSE, 0x0000ffff, 0x0000ffff, TRUE),
HOWTO (R_PCRLONG, 0, 2, 32, TRUE, 0, complain_overflow_signed, special, "DISP32", FALSE, 0xffffffff, 0xffffffff, TRUE),
HOWTO (R_MOV16B1, 0, 1, 16, FALSE, 0, complain_overflow_bitfield, special, "relaxable mov.b:16", FALSE, 0x0000ffff, 0x0000ffff, FALSE),
HOWTO (R_MOV16B2, 0, 1, 8, FALSE, 0, complain_overflow_bitfield, special, "relaxed mov.b:16", FALSE, 0x000000ff, 0x000000ff, FALSE),
HOWTO (R_JMP1, 0, 1, 16, FALSE, 0, complain_overflow_bitfield, special, "16/pcrel", FALSE, 0x0000ffff, 0x0000ffff, FALSE),
HOWTO (R_JMP2, 0, 0, 8, FALSE, 0, complain_overflow_bitfield, special, "pcrecl/16", FALSE, 0x000000ff, 0x000000ff, FALSE),
HOWTO (R_JMPL1, 0, 2, 32, FALSE, 0, complain_overflow_bitfield, special, "24/pcrell", FALSE, 0x00ffffff, 0x00ffffff, FALSE),
HOWTO (R_JMPL2, 0, 0, 8, FALSE, 0, complain_overflow_bitfield, special, "pc8/24", FALSE, 0x000000ff, 0x000000ff, FALSE),
HOWTO (R_MOV24B1, 0, 1, 32, FALSE, 0, complain_overflow_bitfield, special, "relaxable mov.b:24", FALSE, 0xffffffff, 0xffffffff, FALSE),
HOWTO (R_MOV24B2, 0, 1, 8, FALSE, 0, complain_overflow_bitfield, special, "relaxed mov.b:24", FALSE, 0x0000ffff, 0x0000ffff, FALSE),
HOWTO (R_MEM_INDIRECT, 0, 0, 8, FALSE, 0, complain_overflow_bitfield, special, "8/indirect", FALSE, 0x000000ff, 0x000000ff, FALSE),
HOWTO (R_PCRWORD_B, 0, 0, 8, TRUE, 0, complain_overflow_bitfield, special, "relaxed bCC:16", FALSE, 0x000000ff, 0x000000ff, FALSE),
HOWTO (R_MOVL1, 0, 2, 32, FALSE, 0, complain_overflow_bitfield,special, "32/24 relaxable move", FALSE, 0xffffffff, 0xffffffff, FALSE),
HOWTO (R_MOVL2, 0, 1, 16, FALSE, 0, complain_overflow_bitfield, special, "32/24 relaxed move", FALSE, 0x0000ffff, 0x0000ffff, FALSE),
HOWTO (R_BCC_INV, 0, 0, 8, TRUE, 0, complain_overflow_signed, special, "DISP8 inverted", FALSE, 0x000000ff, 0x000000ff, TRUE),
HOWTO (R_JMP_DEL, 0, 0, 8, TRUE, 0, complain_overflow_signed, special, "Deleted jump", FALSE, 0x000000ff, 0x000000ff, TRUE),
};
#define SELECT_RELOC(x,howto) \
{ x.r_type = select_reloc (howto); }
#define BADMAG(x) (H8300BADMAG (x) && H8300HBADMAG (x) && H8300SBADMAG (x) \
&& H8300HNBADMAG(x) && H8300SNBADMAG(x))
#define H8300 1
#define __A_MAGIC_SET__
#define SWAP_IN_RELOC_OFFSET H_GET_32
#define SWAP_OUT_RELOC_OFFSET H_PUT_32
#define SWAP_OUT_RELOC_EXTRA(abfd, src, dst) \
dst->r_stuff[0] = 'S'; \
dst->r_stuff[1] = 'C';
static int
select_reloc (reloc_howto_type *howto)
{
return howto->type;
}
static void
rtype2howto (arelent *internal, struct internal_reloc *dst)
{
switch (dst->r_type)
{
case R_RELBYTE:
internal->howto = howto_table + 0;
break;
case R_RELWORD:
internal->howto = howto_table + 1;
break;
case R_RELLONG:
internal->howto = howto_table + 2;
break;
case R_PCRBYTE:
internal->howto = howto_table + 3;
break;
case R_PCRWORD:
internal->howto = howto_table + 4;
break;
case R_PCRLONG:
internal->howto = howto_table + 5;
break;
case R_MOV16B1:
internal->howto = howto_table + 6;
break;
case R_MOV16B2:
internal->howto = howto_table + 7;
break;
case R_JMP1:
internal->howto = howto_table + 8;
break;
case R_JMP2:
internal->howto = howto_table + 9;
break;
case R_JMPL1:
internal->howto = howto_table + 10;
break;
case R_JMPL2:
internal->howto = howto_table + 11;
break;
case R_MOV24B1:
internal->howto = howto_table + 12;
break;
case R_MOV24B2:
internal->howto = howto_table + 13;
break;
case R_MEM_INDIRECT:
internal->howto = howto_table + 14;
break;
case R_PCRWORD_B:
internal->howto = howto_table + 15;
break;
case R_MOVL1:
internal->howto = howto_table + 16;
break;
case R_MOVL2:
internal->howto = howto_table + 17;
break;
case R_BCC_INV:
internal->howto = howto_table + 18;
break;
case R_JMP_DEL:
internal->howto = howto_table + 19;
break;
default:
abort ();
break;
}
}
#define RTYPE2HOWTO(internal, relocentry) rtype2howto (internal, relocentry)
#define CALC_ADDEND(abfd, symbol, ext_reloc, cache_ptr) \
cache_ptr->addend = ext_reloc.r_offset;
#define RELOC_PROCESSING(relent,reloc,symbols,abfd,section) \
reloc_processing (relent, reloc, symbols, abfd, section)
static void
reloc_processing (arelent *relent, struct internal_reloc *reloc,
asymbol **symbols, bfd *abfd, asection *section)
{
relent->address = reloc->r_vaddr;
rtype2howto (relent, reloc);
if (((int) reloc->r_symndx) > 0)
relent->sym_ptr_ptr = symbols + obj_convert (abfd)[reloc->r_symndx];
else
relent->sym_ptr_ptr = bfd_abs_section_ptr->symbol_ptr_ptr;
relent->addend = reloc->r_offset;
relent->address -= section->vma;
}
static bfd_boolean
h8300_symbol_address_p (bfd *abfd, asection *input_section, bfd_vma address)
{
asymbol **s;
s = _bfd_generic_link_get_symbols (abfd);
BFD_ASSERT (s != (asymbol **) NULL);
while (*s)
{
asymbol *p = *s;
if (p->section == input_section
&& (input_section->output_section->vma
+ input_section->output_offset
+ p->value) == address)
return TRUE;
s++;
}
return FALSE;
}
static int
h8300_reloc16_estimate (bfd *abfd, asection *input_section, arelent *reloc,
unsigned int shrink, struct bfd_link_info *link_info)
{
bfd_vma value;
bfd_vma dot;
bfd_vma gap;
static asection *last_input_section = NULL;
static arelent *last_reloc = NULL;
bfd_vma address = reloc->address - shrink;
if (input_section != last_input_section)
last_reloc = NULL;
switch (reloc->howto->type)
{
case R_JMP1:
case R_JMPL1:
value = bfd_coff_reloc16_get_value (reloc, link_info, input_section);
dot = (input_section->output_section->vma
+ input_section->output_offset + address);
dot += (reloc->howto->type == R_JMP1 ? 1 : 2);
gap = value - dot;
if ((int) gap >= -128 && (int) gap <= 128)
{
bfd_byte code;
if (!bfd_get_section_contents (abfd, input_section, & code,
reloc->address, 1))
break;
code = bfd_get_8 (abfd, & code);
if (code == 0x5a
&& gap <= 126
&& last_reloc
&& last_reloc->howto->type == R_PCRBYTE)
{
bfd_vma last_value;
last_value = bfd_coff_reloc16_get_value (last_reloc, link_info,
input_section) + 1;
if (last_value == dot + 2
&& last_reloc->address + 1 == reloc->address
&& !h8300_symbol_address_p (abfd, input_section, dot - 2))
{
reloc->howto = howto_table + 19;
last_reloc->howto = howto_table + 18;
last_reloc->sym_ptr_ptr = reloc->sym_ptr_ptr;
last_reloc->addend = reloc->addend;
shrink += 4;
bfd_perform_slip (abfd, 4, input_section, address);
break;
}
}
reloc->howto = reloc->howto + 1;
shrink += 2;
bfd_perform_slip (abfd, 2, input_section, address);
}
break;
case R_PCRWORD:
value = bfd_coff_reloc16_get_value (reloc, link_info, input_section) + 1;
dot = input_section->output_section->vma +
input_section->output_offset + address;
gap = value - dot;
if ((int) gap >= -128 && (int) gap <= 128)
{
reloc->howto = howto_table + 15;
shrink += 2;
bfd_perform_slip (abfd, 2, input_section, address);
}
break;
case R_MOV16B1:
value = bfd_coff_reloc16_get_value (reloc, link_info, input_section);
value = bfd_h8300_pad_address (abfd, value);
if (value >= 0xffffff00u)
{
reloc->howto = reloc->howto + 1;
shrink += 2;
bfd_perform_slip (abfd, 2, input_section, address);
}
break;
case R_MOV24B1:
value = bfd_coff_reloc16_get_value (reloc, link_info, input_section);
value = bfd_h8300_pad_address (abfd, value);
if (value >= 0xffffff00u)
{
reloc->howto = reloc->howto + 1;
shrink += 4;
bfd_perform_slip (abfd, 4, input_section, address);
break;
}
case R_MOVL1:
value = bfd_coff_reloc16_get_value (reloc, link_info, input_section);
value = bfd_h8300_pad_address (abfd, value);
if (value <= 0x7fff || value >= 0xffff8000u)
{
reloc->howto = howto_table + 17;
shrink += 2;
bfd_perform_slip (abfd, 2, input_section, address);
}
break;
default:
break;
}
last_reloc = reloc;
last_input_section = input_section;
return shrink;
}
static void
h8300_reloc16_extra_cases (bfd *abfd, struct bfd_link_info *link_info,
struct bfd_link_order *link_order, arelent *reloc,
bfd_byte *data, unsigned int *src_ptr,
unsigned int *dst_ptr)
{
unsigned int src_address = *src_ptr;
unsigned int dst_address = *dst_ptr;
asection *input_section = link_order->u.indirect.section;
bfd_vma value;
bfd_vma dot;
int gap, tmp;
unsigned char temp_code;
switch (reloc->howto->type)
{
case R_PCRBYTE:
value = bfd_coff_reloc16_get_value (reloc, link_info, input_section);
dot = (link_order->offset
+ dst_address
+ link_order->u.indirect.section->output_section->vma);
gap = value - dot;
if (gap < -128 || gap > 126)
{
if (! ((*link_info->callbacks->reloc_overflow)
(link_info, NULL,
bfd_asymbol_name (*reloc->sym_ptr_ptr),
reloc->howto->name, reloc->addend, input_section->owner,
input_section, reloc->address)))
abort ();
}
bfd_put_8 (abfd, gap, data + dst_address);
dst_address++;
src_address++;
break;
case R_PCRWORD:
value = bfd_coff_reloc16_get_value (reloc, link_info, input_section);
dot = (link_order->offset
+ dst_address
+ link_order->u.indirect.section->output_section->vma + 1);
gap = value - dot;
if (gap > 32766 || gap < -32768)
{
if (! ((*link_info->callbacks->reloc_overflow)
(link_info, NULL,
bfd_asymbol_name (*reloc->sym_ptr_ptr),
reloc->howto->name, reloc->addend, input_section->owner,
input_section, reloc->address)))
abort ();
}
bfd_put_16 (abfd, (bfd_vma) gap, data + dst_address);
dst_address += 2;
src_address += 2;
break;
case R_RELBYTE:
value = bfd_coff_reloc16_get_value (reloc, link_info, input_section);
bfd_put_8 (abfd, value & 0xff, data + dst_address);
dst_address += 1;
src_address += 1;
break;
case R_MOV16B1:
case R_JMP1:
case R_RELWORD:
value = bfd_coff_reloc16_get_value (reloc, link_info, input_section);
bfd_put_16 (abfd, value, data + dst_address);
dst_address += 2;
src_address += 2;
break;
case R_MOV24B1:
case R_MOVL1:
case R_RELLONG:
value = bfd_coff_reloc16_get_value (reloc, link_info, input_section);
bfd_put_32 (abfd, value, data + dst_address);
dst_address += 4;
src_address += 4;
break;
case R_JMPL1:
value = bfd_coff_reloc16_get_value (reloc, link_info, input_section);
value = ((value & 0x00ffffff)
| (bfd_get_32 (abfd, data + src_address) & 0xff000000));
bfd_put_32 (abfd, value, data + dst_address);
dst_address += 4;
src_address += 4;
break;
case R_MOVL2:
value = bfd_coff_reloc16_get_value (reloc, link_info, input_section);
value = bfd_h8300_pad_address (abfd, value);
if (value <= 0x7fff || value >= 0xffff8000u)
{
bfd_put_16 (abfd, value, data + dst_address);
data[dst_address - 1] &= ~0x20;
dst_address += 2;
src_address += 4;
}
else
{
if (! ((*link_info->callbacks->reloc_overflow)
(link_info, NULL,
bfd_asymbol_name (*reloc->sym_ptr_ptr),
reloc->howto->name, reloc->addend, input_section->owner,
input_section, reloc->address)))
abort ();
}
break;
case R_JMP2:
value = bfd_coff_reloc16_get_value (reloc, link_info, input_section);
dot = (link_order->offset
+ dst_address
+ link_order->u.indirect.section->output_section->vma + 1);
gap = value - dot;
if (gap < -128 || gap > 126)
{
if (! ((*link_info->callbacks->reloc_overflow)
(link_info, NULL,
bfd_asymbol_name (*reloc->sym_ptr_ptr),
reloc->howto->name, reloc->addend, input_section->owner,
input_section, reloc->address)))
abort ();
}
switch (data[dst_address - 1])
{
case 0x5e:
bfd_put_8 (abfd, 0x55, data + dst_address - 1);
break;
case 0x5a:
bfd_put_8 (abfd, 0x40, data + dst_address - 1);
break;
default:
abort ();
}
bfd_put_8 (abfd, gap, data + dst_address);
dst_address += 1;
src_address += 3;
break;
case R_PCRWORD_B:
value = bfd_coff_reloc16_get_value (reloc, link_info, input_section);
dot = (link_order->offset
+ dst_address
+ link_order->u.indirect.section->output_section->vma - 1);
gap = value - dot;
if (gap < -128 || gap > 126)
{
if (! ((*link_info->callbacks->reloc_overflow)
(link_info, NULL,
bfd_asymbol_name (*reloc->sym_ptr_ptr),
reloc->howto->name, reloc->addend, input_section->owner,
input_section, reloc->address)))
abort ();
}
switch (data[dst_address - 2])
{
case 0x58:
tmp = data[dst_address - 1];
tmp &= 0xf0;
tmp >>= 4;
tmp |= 0x40;
bfd_put_8 (abfd, tmp, data + dst_address - 2);
break;
case 0x5c:
bfd_put_8 (abfd, 0x55, data + dst_address - 2);
break;
default:
abort ();
}
bfd_put_8 (abfd, gap, data + dst_address - 1);
src_address += 2;
break;
case R_JMPL2:
value = bfd_coff_reloc16_get_value (reloc, link_info, input_section);
dot = (link_order->offset
+ dst_address
+ link_order->u.indirect.section->output_section->vma + 2);
gap = value - dot;
switch (data[src_address])
{
case 0x5e:
bfd_put_8 (abfd, 0x55, data + dst_address);
break;
case 0x5a:
bfd_put_8 (abfd, 0x40, data + dst_address);
break;
default:
abort ();
}
bfd_put_8 (abfd, gap, data + dst_address + 1);
dst_address += 2;
src_address += 4;
break;
case R_MOV16B2:
value = bfd_coff_reloc16_get_value (reloc, link_info, input_section);
if (data[dst_address - 2] != 0x6a)
abort ();
temp_code = data[src_address - 1];
if ((temp_code & 0x10) != 0x10)
temp_code &= 0xf0;
switch (temp_code)
{
case 0x00:
data[dst_address - 2] = (data[src_address - 1] & 0xf) | 0x20;
break;
case 0x80:
data[dst_address - 2] = (data[src_address - 1] & 0xf) | 0x30;
break;
case 0x18:
data[dst_address - 2] = 0x7f;
break;
case 0x10:
data[dst_address - 2] = 0x7e;
break;
default:
abort ();
}
bfd_put_8 (abfd, value & 0xff, data + dst_address - 1);
src_address += 2;
break;
case R_MOV24B2:
value = bfd_coff_reloc16_get_value (reloc, link_info, input_section);
if (data[dst_address - 2] != 0x6a)
abort ();
temp_code = data[src_address - 1];
if ((temp_code & 0x30) != 0x30)
temp_code &= 0xf0;
switch (temp_code)
{
case 0x20:
data[dst_address - 2] = (data[src_address - 1] & 0xf) | 0x20;
break;
case 0xa0:
data[dst_address - 2] = (data[src_address - 1] & 0xf) | 0x30;
break;
case 0x38:
data[dst_address - 2] = 0x7f;
break;
case 0x30:
data[dst_address - 2] = 0x7e;
break;
default:
abort ();
}
bfd_put_8 (abfd, value & 0xff, data + dst_address - 1);
src_address += 4;
break;
case R_BCC_INV:
value = bfd_coff_reloc16_get_value (reloc, link_info, input_section);
dot = (link_order->offset
+ dst_address
+ link_order->u.indirect.section->output_section->vma) + 1;
gap = value - dot;
if (gap < -128 || gap > 126)
{
if (! ((*link_info->callbacks->reloc_overflow)
(link_info, NULL,
bfd_asymbol_name (*reloc->sym_ptr_ptr),
reloc->howto->name, reloc->addend, input_section->owner,
input_section, reloc->address)))
abort ();
}
bfd_put_8 (abfd, bfd_get_8 (abfd, data + dst_address - 1) ^ 1,
data + dst_address - 1);
bfd_put_8 (abfd, gap, data + dst_address);
dst_address++;
src_address++;
break;
case R_JMP_DEL:
src_address += 4;
break;
case R_MEM_INDIRECT:
{
asymbol *symbol;
const char *name;
struct funcvec_hash_table *ftab;
struct funcvec_hash_entry *h;
struct h8300_coff_link_hash_table *htab;
asection *vectors_sec;
if (link_info->hash->creator != abfd->xvec)
{
(*_bfd_error_handler)
(_("cannot handle R_MEM_INDIRECT reloc when using %s output"),
link_info->hash->creator->name);
#ifndef EXIT_FAILURE
#define EXIT_FAILURE 1
#endif
xexit (EXIT_FAILURE);
}
htab = h8300_coff_hash_table (link_info);
vectors_sec = htab->vectors_sec;
symbol = *(reloc->sym_ptr_ptr);
value = bfd_coff_reloc16_get_value (reloc, link_info, input_section);
if (symbol == bfd_abs_section_ptr->symbol
|| value <= 0xff)
{
if (value <= 0xff)
{
bfd_put_8 (abfd, value, data + dst_address);
dst_address += 1;
src_address += 1;
}
else
{
if (! ((*link_info->callbacks->reloc_overflow)
(link_info, NULL,
bfd_asymbol_name (*reloc->sym_ptr_ptr),
reloc->howto->name, reloc->addend, input_section->owner,
input_section, reloc->address)))
abort ();
}
break;
}
name = symbol->name;
if (symbol->flags & BSF_LOCAL)
{
char *new_name = bfd_malloc ((bfd_size_type) strlen (name) + 10);
if (new_name == NULL)
abort ();
sprintf (new_name, "%s_%08x", name, symbol->section->id);
name = new_name;
}
ftab = htab->funcvec_hash_table;
h = funcvec_hash_lookup (ftab, name, FALSE, FALSE);
if (h == NULL || vectors_sec == NULL)
abort ();
bfd_put_8 (abfd,
vectors_sec->output_offset + h->offset,
data + dst_address);
dst_address++;
src_address++;
switch (bfd_get_mach (input_section->owner))
{
case bfd_mach_h8300:
case bfd_mach_h8300hn:
case bfd_mach_h8300sn:
bfd_put_16 (abfd,
bfd_coff_reloc16_get_value (reloc,
link_info,
input_section),
vectors_sec->contents + h->offset);
break;
case bfd_mach_h8300h:
case bfd_mach_h8300s:
bfd_put_32 (abfd,
bfd_coff_reloc16_get_value (reloc,
link_info,
input_section),
vectors_sec->contents + h->offset);
break;
default:
abort ();
}
bfd_set_section_contents (vectors_sec->output_section->owner,
vectors_sec->output_section,
vectors_sec->contents,
(file_ptr) vectors_sec->output_offset,
vectors_sec->size);
break;
}
default:
abort ();
break;
}
*src_ptr = src_address;
*dst_ptr = dst_address;
}
static bfd_boolean
h8300_bfd_link_add_symbols (bfd *abfd, struct bfd_link_info *info)
{
asection *sec;
struct funcvec_hash_table *funcvec_hash_table;
bfd_size_type amt;
struct h8300_coff_link_hash_table *htab;
_bfd_generic_link_add_symbols (abfd, info);
if (info->hash->creator != abfd->xvec)
return TRUE;
htab = h8300_coff_hash_table (info);
if (!htab->vectors_sec)
{
flagword flags;
flags = (SEC_ALLOC | SEC_LOAD
| SEC_HAS_CONTENTS | SEC_IN_MEMORY | SEC_READONLY);
htab->vectors_sec = bfd_make_section (abfd, ".vectors");
if (!htab->vectors_sec
|| !bfd_set_section_flags (abfd, htab->vectors_sec, flags))
return FALSE;
amt = sizeof (struct funcvec_hash_table);
funcvec_hash_table = (struct funcvec_hash_table *) bfd_alloc (abfd, amt);
if (!funcvec_hash_table)
return FALSE;
if (!funcvec_hash_table_init (funcvec_hash_table, abfd,
funcvec_hash_newfunc))
{
bfd_release (abfd, funcvec_hash_table);
return FALSE;
}
htab->funcvec_hash_table = funcvec_hash_table;
}
funcvec_hash_table = htab->funcvec_hash_table;
for (sec = abfd->sections; sec; sec = sec->next)
{
long reloc_size, reloc_count, i;
asymbol **symbols;
arelent **relocs;
reloc_size = bfd_get_reloc_upper_bound (abfd, sec);
if (reloc_size <= 0)
continue;
relocs = (arelent **) bfd_malloc ((bfd_size_type) reloc_size);
if (!relocs)
return FALSE;
symbols = _bfd_generic_link_get_symbols(abfd);
reloc_count = bfd_canonicalize_reloc (abfd, sec, relocs, symbols);
if (reloc_count <= 0)
{
free (relocs);
continue;
}
for (i = 0; i < reloc_count; i++)
{
arelent *reloc = relocs[i];
asymbol *symbol = *(reloc->sym_ptr_ptr);
const char *name;
if (reloc->howto->type == R_MEM_INDIRECT
&& symbol != bfd_abs_section_ptr->symbol)
{
struct funcvec_hash_table *ftab;
struct funcvec_hash_entry *h;
name = symbol->name;
if (symbol->flags & BSF_LOCAL)
{
char *new_name;
new_name = bfd_malloc ((bfd_size_type) strlen (name) + 10);
if (new_name == NULL)
abort ();
sprintf (new_name, "%s_%08x", name, symbol->section->id);
name = new_name;
}
ftab = htab->funcvec_hash_table;
h = funcvec_hash_lookup (ftab, name, FALSE, FALSE);
if (h == NULL)
{
h = funcvec_hash_lookup (ftab, name, TRUE, TRUE);
if (h == NULL)
{
free (relocs);
return FALSE;
}
switch (bfd_get_mach (abfd))
{
case bfd_mach_h8300:
case bfd_mach_h8300hn:
case bfd_mach_h8300sn:
htab->vectors_sec->size += 2;
break;
case bfd_mach_h8300h:
case bfd_mach_h8300s:
htab->vectors_sec->size += 4;
break;
default:
abort ();
}
}
}
}
free (relocs);
}
sec = htab->vectors_sec;
if (sec->size != 0)
{
if (sec->contents)
free (sec->contents);
sec->contents = bfd_malloc (sec->size);
}
return TRUE;
}
#define coff_reloc16_extra_cases h8300_reloc16_extra_cases
#define coff_reloc16_estimate h8300_reloc16_estimate
#define coff_bfd_link_add_symbols h8300_bfd_link_add_symbols
#define coff_bfd_link_hash_table_create h8300_coff_link_hash_table_create
#define COFF_LONG_FILENAMES
#include "coffcode.h"
#undef coff_bfd_get_relocated_section_contents
#undef coff_bfd_relax_section
#define coff_bfd_get_relocated_section_contents \
bfd_coff_reloc16_get_relocated_section_contents
#define coff_bfd_relax_section bfd_coff_reloc16_relax_section
CREATE_BIG_COFF_TARGET_VEC (h8300coff_vec, "coff-h8300", BFD_IS_RELAXABLE, 0, '_', NULL, COFF_SWAP_TABLE)