/* BFD back-end for WDC 65816 COFF binaries.
- Copyright 1995, 96, 1997 Free Software Foundation, Inc.
+ Copyright (C) 1995-2015 Free Software Foundation, Inc.
Written by Steve Chamberlain, <sac@cygnus.com>.
-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 "bfdlink.h"
#include "coff/w65.h"
#define COFF_DEFAULT_SECTION_ALIGNMENT_POWER (1)
static reloc_howto_type howto_table[] =
{
- HOWTO (R_W65_ABS8, 0, 0, 8, false, 0, complain_overflow_bitfield, 0, "abs8", true, 0x000000ff, 0x000000ff, false),
- HOWTO (R_W65_ABS16, 1, 0, 16, false, 0, complain_overflow_bitfield, 0, "abs16", true, 0x0000ffff, 0x0000ffff, false),
- HOWTO (R_W65_ABS24, 0, 2, 32, false, 0, complain_overflow_bitfield, 0, "abs24", true, 0x00ffffff, 0x00ffffff, false),
- HOWTO (R_W65_ABS8S8, 0, 0, 8, false, 0, complain_overflow_bitfield, 0, ">abs8", true, 0x000000ff, 0x000000ff, false),
- HOWTO (R_W65_ABS8S16, 0, 0, 8, false, 0, complain_overflow_bitfield, 0, "^abs8", true, 0x000000ff, 0x000000ff, false),
- HOWTO (R_W65_ABS16S8, 1, 0, 16, false, 0, complain_overflow_bitfield, 0, ">abs16", true, 0x0000ffff, 0x0000ffff, false),
- HOWTO (R_W65_ABS16S16,1, 0, 16, false, 0, complain_overflow_bitfield, 0, "^abs16", true, 0x0000ffff, 0x0000ffff, false),
- HOWTO (R_W65_PCR8, 0, 0, 8, false, 0, complain_overflow_bitfield, 0, "pcrel8", true, 0x000000ff, 0x000000ff, true),
- HOWTO (R_W65_PCR16, 1, 0, 16, false, 0, complain_overflow_bitfield, 0, "pcrel16", true, 0x0000ffff, 0x0000ffff, true),
- HOWTO (R_W65_DP, 0, 0, 8, false, 0, complain_overflow_bitfield, 0, "dp", true, 0x000000ff, 0x000000ff, false),
-
+ HOWTO (R_W65_ABS8, 0, 0, 8, FALSE, 0, complain_overflow_bitfield, 0, "abs8", TRUE, 0x000000ff, 0x000000ff, FALSE),
+ HOWTO (R_W65_ABS16, 1, 0, 16, FALSE, 0, complain_overflow_bitfield, 0, "abs16", TRUE, 0x0000ffff, 0x0000ffff, FALSE),
+ HOWTO (R_W65_ABS24, 0, 2, 32, FALSE, 0, complain_overflow_bitfield, 0, "abs24", TRUE, 0x00ffffff, 0x00ffffff, FALSE),
+ HOWTO (R_W65_ABS8S8, 0, 0, 8, FALSE, 0, complain_overflow_bitfield, 0, ">abs8", TRUE, 0x000000ff, 0x000000ff, FALSE),
+ HOWTO (R_W65_ABS8S16, 0, 0, 8, FALSE, 0, complain_overflow_bitfield, 0, "^abs8", TRUE, 0x000000ff, 0x000000ff, FALSE),
+ HOWTO (R_W65_ABS16S8, 1, 0, 16, FALSE, 0, complain_overflow_bitfield, 0, ">abs16", TRUE, 0x0000ffff, 0x0000ffff, FALSE),
+ HOWTO (R_W65_ABS16S16,1, 0, 16, FALSE, 0, complain_overflow_bitfield, 0, "^abs16", TRUE, 0x0000ffff, 0x0000ffff, FALSE),
+ HOWTO (R_W65_PCR8, 0, 0, 8, FALSE, 0, complain_overflow_bitfield, 0, "pcrel8", TRUE, 0x000000ff, 0x000000ff, TRUE),
+ HOWTO (R_W65_PCR16, 1, 0, 16, FALSE, 0, complain_overflow_bitfield, 0, "pcrel16", TRUE, 0x0000ffff, 0x0000ffff, TRUE),
+ HOWTO (R_W65_DP, 0, 0, 8, FALSE, 0, complain_overflow_bitfield, 0, "dp", TRUE, 0x000000ff, 0x000000ff, FALSE),
};
+#define NUM_HOWTOS (sizeof (howto_table) / sizeof (howto_table[0]))
-/* Turn a howto into a reloc number */
+/* Turn a howto into a reloc number. */
#define SELECT_RELOC(x,howto) \
{ x.r_type = select_reloc(howto); }
#define W65 1 /* Customize coffcode.h */
#define __A_MAGIC_SET__
-
/* Code to swap in the reloc */
-#define SWAP_IN_RELOC_OFFSET bfd_h_get_32
-#define SWAP_OUT_RELOC_OFFSET bfd_h_put_32
+#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 (howto)
- reloc_howto_type *howto;
+select_reloc (reloc_howto_type *howto)
{
- return howto->type ;
+ return howto->type;
}
-/* Code to turn a r_type into a howto ptr, uses the above howto table
- */
+/* Code to turn a r_type into a howto ptr, uses the above howto table. */
static void
-rtype2howto (internal, dst)
- arelent *internal;
- struct internal_reloc *dst;
+rtype2howto (arelent *internal,
+ struct internal_reloc *dst)
{
- internal->howto = howto_table + dst->r_type - 1;
+ if (dst->r_type > 0 && dst->r_type <= NUM_HOWTOS)
+ internal->howto = howto_table + dst->r_type - 1;
+ else
+ internal->howto = NULL;
}
#define RTYPE2HOWTO(internal, relocentry) rtype2howto(internal,relocentry)
-
-/* Perform any necessary magic to the addend in a reloc entry */
-
+/* Perform any necessary magic to the addend in a reloc entry. */
#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 (relent, reloc, symbols, abfd, section)
- arelent * relent;
- struct internal_reloc *reloc;
- asymbol ** symbols;
- bfd * abfd;
- asection * section;
+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];
- }
+ relent->sym_ptr_ptr = symbols + obj_convert (abfd)[reloc->r_symndx];
else
- {
- relent->sym_ptr_ptr = (asymbol **)&(bfd_abs_symbol);
- }
-
-
+ relent->sym_ptr_ptr = (asymbol **) bfd_abs_section_ptr->symbol_ptr_ptr;
relent->addend = reloc->r_offset;
/* relent->section = 0;*/
}
-
static int
-h8300_reloc16_estimate(abfd, input_section, reloc, shrink, link_info)
- bfd *abfd;
- asection *input_section;
- arelent *reloc;
- unsigned int shrink;
- struct bfd_link_info *link_info;
+w65_reloc16_estimate (bfd *abfd,
+ asection *input_section,
+ arelent *reloc,
+ unsigned int shrink,
+ struct bfd_link_info *link_info)
{
- bfd_vma value;
+ bfd_vma value;
bfd_vma dot;
bfd_vma gap;
- /* The address of the thing to be relocated will have moved back by
- the size of the shrink - but we don't change reloc->address here,
- since we need it to know where the relocation lives in the source
- uncooked section */
+ /* The address of the thing to be relocated will have moved back by
+ the size of the shrink - but we don't change reloc->address here,
+ since we need it to know where the relocation lives in the source
+ uncooked section. */
/* reloc->address -= shrink; conceptual */
bfd_vma address = reloc->address - shrink;
-
switch (reloc->howto->type)
- {
+ {
case R_MOV16B2:
case R_JMP2:
shrink+=2;
break;
- /* Thing is a move one byte */
+ /* Thing is a move one byte. */
case R_MOV16B1:
- value = bfd_coff_reloc16_get_value(reloc, link_info, input_section);
+ value = bfd_coff_reloc16_get_value (reloc, link_info, input_section);
if (value >= 0xff00)
- {
-
+ {
/* Change the reloc type from 16bit, possible 8 to 8bit
- possible 16 */
- reloc->howto = reloc->howto + 1;
- /* The place to relc moves back by one */
- /* This will be two bytes smaller in the long run */
- shrink +=2 ;
- bfd_perform_slip(abfd, 2, input_section, address);
- }
+ possible 16. */
+ reloc->howto = reloc->howto + 1;
+ /* The place to relc moves back by one. */
+ /* This will be two bytes smaller in the long run. */
+ shrink += 2;
+ bfd_perform_slip (abfd, 2, input_section, address);
+ }
break;
- /* This is the 24 bit branch which could become an 8 bitter,
- the relocation points to the first byte of the insn, not the
- actual data */
+ /* This is the 24 bit branch which could become an 8 bitter,
+ the relocation points to the first byte of the insn, not the
+ actual data. */
case R_JMPL1:
- value = bfd_coff_reloc16_get_value(reloc, link_info, input_section);
-
+ value = bfd_coff_reloc16_get_value (reloc, link_info, input_section);
+
dot = input_section->output_section->vma +
input_section->output_offset + address;
-
+
/* See if the address we're looking at within 127 bytes of where
we are, if so then we can use a small branch rather than the
- jump we were going to */
-
- gap = value - dot ;
-
- if (-120 < (long)gap && (long)gap < 120 )
- {
+ jump we were going to. */
+ gap = value - dot;
+ if (-120 < (long) gap && (long) gap < 120)
+ {
/* Change the reloc type from 24bit, possible 8 to 8bit
- possible 32 */
- reloc->howto = reloc->howto + 1;
- /* This will be two bytes smaller in the long run */
- shrink +=2 ;
- bfd_perform_slip(abfd, 2, input_section, address);
+ possible 32. */
+ reloc->howto = reloc->howto + 1;
+ /* This will be two bytes smaller in the long run. */
+ shrink += 2;
+ bfd_perform_slip (abfd, 2, input_section, address);
}
break;
case R_JMP1:
+ value = bfd_coff_reloc16_get_value (reloc, link_info, input_section);
- value = bfd_coff_reloc16_get_value(reloc, link_info, input_section);
-
dot = input_section->output_section->vma +
input_section->output_offset + address;
-
+
/* See if the address we're looking at within 127 bytes of where
we are, if so then we can use a small branch rather than the
- jump we were going to */
-
+ jump we were going to. */
gap = value - (dot - shrink);
-
-
- if (-120 < (long)gap && (long)gap < 120 )
- {
+ if (-120 < (long) gap && (long) gap < 120)
+ {
/* Change the reloc type from 16bit, possible 8 to 8bit
- possible 16 */
- reloc->howto = reloc->howto + 1;
- /* The place to relc moves back by one */
+ possible 16. */
+ reloc->howto = reloc->howto + 1;
+ /* The place to relc moves back by one. */
- /* This will be two bytes smaller in the long run */
- shrink +=2 ;
- bfd_perform_slip(abfd, 2, input_section, address);
+ /* This will be two bytes smaller in the long run. */
+ shrink += 2;
+ bfd_perform_slip (abfd, 2, input_section, address);
}
break;
}
-
return shrink;
}
-
-/* First phase of a relaxing link */
+/* First phase of a relaxing link. */
/* Reloc types
large small
R_MOV16B1 R_MOV16B2 mov.b with 16bit or 8 bit address
R_JMP1 R_JMP2 jmp or pcrel branch
R_JMPL1 R_JMPL_B8 24jmp or pcrel branch
- R_MOV24B1 R_MOV24B2 24 or 8 bit reloc for mov.b
-
-*/
+ R_MOV24B1 R_MOV24B2 24 or 8 bit reloc for mov.b */
static void
-h8300_reloc16_extra_cases (abfd, link_info, link_order, reloc, data, src_ptr,
- dst_ptr)
- 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;
+w65_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;
{
unsigned int gap = bfd_coff_reloc16_get_value (reloc, link_info,
input_section);
- gap >>=16;
+ gap >>= 16;
bfd_put_8 (abfd, gap, data + dst_address);
dst_address += 1;
src_address += 1;
unsigned int gap = bfd_coff_reloc16_get_value (reloc, link_info,
input_section);
- bfd_put_16 (abfd, gap, data + dst_address);
+ bfd_put_16 (abfd, (bfd_vma) gap, data + dst_address);
dst_address += 2;
src_address += 2;
}
unsigned int gap = bfd_coff_reloc16_get_value (reloc, link_info,
input_section);
gap >>= 8;
- bfd_put_16 (abfd, gap, data + dst_address);
+ bfd_put_16 (abfd, (bfd_vma) gap, data + dst_address);
dst_address += 2;
src_address += 2;
}
unsigned int gap = bfd_coff_reloc16_get_value (reloc, link_info,
input_section);
gap >>= 16;
- bfd_put_16 (abfd, gap, data + dst_address);
+ bfd_put_16 (abfd, (bfd_vma) gap, data + dst_address);
dst_address += 2;
src_address += 2;
}
{
unsigned int gap = bfd_coff_reloc16_get_value (reloc, link_info,
input_section);
- bfd_put_16 (abfd, gap, data + dst_address);
- bfd_put_8 (abfd, gap>>16, data+dst_address+2);
+ bfd_put_16 (abfd, (bfd_vma) gap, data + dst_address);
+ bfd_put_8 (abfd, gap >> 16, data+dst_address + 2);
dst_address += 3;
src_address += 3;
}
{
int gap = bfd_coff_reloc16_get_value (reloc, link_info,
input_section);
- bfd_vma dot = link_order->offset
- + dst_address
- + link_order->u.indirect.section->output_section->vma;
+ bfd_vma dot = (dst_address
+ + input_section->output_offset
+ + input_section->output_section->vma);
gap -= dot + 1;
- if (gap < -128 || gap > 127) {
- if (! ((*link_info->callbacks->reloc_overflow)
- (link_info, bfd_asymbol_name (*reloc->sym_ptr_ptr),
- reloc->howto->name, reloc->addend, input_section->owner,
- input_section, reloc->address)))
- abort();
- }
+ if (gap < -128 || gap > 127)
+ {
+ 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 += 1;
src_address += 1;
{
bfd_vma gap = bfd_coff_reloc16_get_value (reloc, link_info,
input_section);
- bfd_vma dot = link_order->offset
- + dst_address
- + link_order->u.indirect.section->output_section->vma;
-
+ bfd_vma dot = (dst_address
+ + input_section->output_offset
+ + input_section->output_section->vma);
/* This wraps within the page, so ignore the relativeness, look at the
- high part */
- if ((gap & 0xf0000) != (dot & 0xf0000)) {
- if (! ((*link_info->callbacks->reloc_overflow)
- (link_info, bfd_asymbol_name (*reloc->sym_ptr_ptr),
- reloc->howto->name, reloc->addend, input_section->owner,
- input_section, reloc->address)))
- abort();
- }
+ high part. */
+ if ((gap & 0xf0000) != (dot & 0xf0000))
+ {
+ 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 ();
+ }
gap -= dot + 2;
bfd_put_16 (abfd, gap, data + dst_address);
}
break;
default:
- printf(_("ignoring reloc %s\n"), reloc->howto->name);
+ printf (_("ignoring reloc %s\n"), reloc->howto->name);
break;
}
*src_ptr = src_address;
*dst_ptr = dst_address;
-
}
-#define coff_reloc16_extra_cases h8300_reloc16_extra_cases
-#define coff_reloc16_estimate h8300_reloc16_estimate
+#define coff_reloc16_extra_cases w65_reloc16_extra_cases
+#define coff_reloc16_estimate w65_reloc16_estimate
-#include "coffcode.h"
+#ifndef bfd_pe_print_pdata
+#define bfd_pe_print_pdata NULL
+#endif
+#include "coffcode.h"
#undef coff_bfd_get_relocated_section_contents
#undef coff_bfd_relax_section
bfd_coff_reloc16_get_relocated_section_contents
#define coff_bfd_relax_section bfd_coff_reloc16_relax_section
-
-
-bfd_target w65_vec =
-{
- "coff-w65", /* name */
- bfd_target_coff_flavour,
- BFD_ENDIAN_LITTLE, /* data byte order is little */
- BFD_ENDIAN_LITTLE, /* header byte order is little */
-
- (HAS_RELOC | EXEC_P | /* object flags */
- HAS_LINENO | HAS_DEBUG |
- HAS_SYMS | HAS_LOCALS | WP_TEXT | BFD_IS_RELAXABLE ),
- (SEC_HAS_CONTENTS | SEC_ALLOC | SEC_LOAD | SEC_RELOC), /* section flags */
- '_', /* leading char */
- '/', /* ar_pad_char */
- 15, /* ar_max_namelen */
- bfd_getl64, bfd_getl_signed_64, bfd_putl64,
- bfd_getl32, bfd_getl_signed_32, bfd_putl32,
- bfd_getl16, bfd_getl_signed_16, bfd_putl16, /* data */
- bfd_getl64, bfd_getl_signed_64, bfd_putl64,
- bfd_getl32, bfd_getl_signed_32, bfd_putl32,
- bfd_getl16, bfd_getl_signed_16, bfd_putl16, /* hdrs */
-
- {_bfd_dummy_target, coff_object_p, /* bfd_check_format */
- bfd_generic_archive_p, _bfd_dummy_target},
- {bfd_false, coff_mkobject, _bfd_generic_mkarchive, /* bfd_set_format */
- bfd_false},
- {bfd_false, coff_write_object_contents, /* bfd_write_contents */
- _bfd_write_archive_contents, bfd_false},
-
- BFD_JUMP_TABLE_GENERIC (coff),
- BFD_JUMP_TABLE_COPY (coff),
- BFD_JUMP_TABLE_CORE (_bfd_nocore),
- BFD_JUMP_TABLE_ARCHIVE (_bfd_archive_coff),
- BFD_JUMP_TABLE_SYMBOLS (coff),
- BFD_JUMP_TABLE_RELOCS (coff),
- BFD_JUMP_TABLE_WRITE (coff),
- BFD_JUMP_TABLE_LINK (coff),
- BFD_JUMP_TABLE_DYNAMIC (_bfd_nodynamic),
-
- COFF_SWAP_TABLE,
-};
+CREATE_LITTLE_COFF_TARGET_VEC (w65_coff_vec, "coff-w65", BFD_IS_RELAXABLE, 0, '_', NULL, COFF_SWAP_TABLE)