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Retro68/binutils/bfd/coff-h8500.c

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add binutils-2.20.1
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/* BFD back-end for Renesas H8/500 COFF binaries.
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Copyright (C) 1993-2017 Free Software Foundation, Inc.
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Contributed by Cygnus Support.
Written by Steve Chamberlain, <sac@cygnus.com>.
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. */
#include "sysdep.h"
#include "bfd.h"
#include "libbfd.h"
#include "bfdlink.h"
#include "coff/h8500.h"
#include "coff/internal.h"
#include "libcoff.h"
#define COFF_DEFAULT_SECTION_ALIGNMENT_POWER (1)
static reloc_howto_type r_imm8 =
HOWTO (R_H8500_IMM8, 0, 1, 8, FALSE, 0,
complain_overflow_bitfield, 0, "r_imm8", TRUE, 0x000000ff, 0x000000ff, FALSE);
static reloc_howto_type r_imm16 =
HOWTO (R_H8500_IMM16, 0, 1, 16, FALSE, 0,
complain_overflow_bitfield, 0, "r_imm16", TRUE, 0x0000ffff, 0x0000ffff, FALSE);
static reloc_howto_type r_imm24 =
HOWTO (R_H8500_IMM24, 0, 1, 24, FALSE, 0,
complain_overflow_bitfield, 0, "r_imm24", TRUE, 0x00ffffff, 0x00ffffff, FALSE);
static reloc_howto_type r_imm32 =
HOWTO (R_H8500_IMM32, 0, 1, 32, FALSE, 0,
complain_overflow_bitfield, 0, "r_imm32", TRUE, 0xffffffff, 0xffffffff, FALSE);
static reloc_howto_type r_high8 =
HOWTO (R_H8500_HIGH8, 0, 1, 8, FALSE, 0,
complain_overflow_dont, 0, "r_high8", TRUE, 0x000000ff, 0x000000ff, FALSE);
static reloc_howto_type r_low16 =
HOWTO (R_H8500_LOW16, 0, 1, 16, FALSE, 0,
complain_overflow_dont, 0, "r_low16", TRUE, 0x0000ffff, 0x0000ffff, FALSE);
static reloc_howto_type r_pcrel8 =
HOWTO (R_H8500_PCREL8, 0, 1, 8, TRUE, 0, complain_overflow_signed, 0, "r_pcrel8", TRUE, 0, 0, TRUE);
static reloc_howto_type r_pcrel16 =
HOWTO (R_H8500_PCREL16, 0, 1, 16, TRUE, 0, complain_overflow_signed, 0, "r_pcrel16", TRUE, 0, 0, TRUE);
static reloc_howto_type r_high16 =
HOWTO (R_H8500_HIGH16, 0, 1, 8, FALSE, 0,
complain_overflow_dont, 0, "r_high16", TRUE, 0x000ffff, 0x0000ffff, FALSE);
/* Turn a howto into a reloc number. */
static int
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coff_h8500_select_reloc (reloc_howto_type *howto)
add binutils-2.20.1
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{
return howto->type;
}
#define SELECT_RELOC(x,howto) x.r_type = coff_h8500_select_reloc(howto)
#define BADMAG(x) H8500BADMAG(x)
#define H8500 1 /* Customize coffcode.h */
#define __A_MAGIC_SET__
/* Code to swap in the reloc. */
#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';
/* Code to turn a r_type into a howto ptr, uses the above howto table. */
static void
Update binutils to version 2.24 to work around a build problem
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rtype2howto (arelent * internal, struct internal_reloc *dst)
add binutils-2.20.1
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{
switch (dst->r_type)
{
default:
Update binutils to 2.25.1
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internal->howto = NULL;
add binutils-2.20.1
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break;
case R_H8500_IMM8:
internal->howto = &r_imm8;
break;
case R_H8500_IMM16:
internal->howto = &r_imm16;
break;
case R_H8500_IMM24:
internal->howto = &r_imm24;
break;
case R_H8500_IMM32:
internal->howto = &r_imm32;
break;
case R_H8500_PCREL8:
internal->howto = &r_pcrel8;
break;
case R_H8500_PCREL16:
internal->howto = &r_pcrel16;
break;
case R_H8500_HIGH8:
internal->howto = &r_high8;
break;
case R_H8500_HIGH16:
internal->howto = &r_high16;
break;
case R_H8500_LOW16:
internal->howto = &r_low16;
break;
}
}
#define RTYPE2HOWTO(internal, relocentry) rtype2howto(internal,relocentry)
/* 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)
Update binutils to version 2.24 to work around a build problem
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static void
reloc_processing (arelent * relent,
struct internal_reloc *reloc,
asymbol ** symbols,
bfd * abfd,
asection * section)
add binutils-2.20.1
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{
relent->address = reloc->r_vaddr;
rtype2howto (relent, reloc);
if (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 void
Update binutils to version 2.24 to work around a build problem
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extra_case (bfd *in_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)
add binutils-2.20.1
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{
bfd_byte *d = data+*dst_ptr;
asection *input_section = link_order->u.indirect.section;
switch (reloc->howto->type)
{
case R_H8500_IMM8:
bfd_put_8 (in_abfd,
bfd_coff_reloc16_get_value (reloc, link_info, input_section),
d);
(*dst_ptr) += 1;
(*src_ptr) += 1;
break;
case R_H8500_HIGH8:
bfd_put_8 (in_abfd,
(bfd_coff_reloc16_get_value (reloc, link_info, input_section)
>> 16),
d);
(*dst_ptr) += 1;
(*src_ptr) += 1;
break;
case R_H8500_IMM16:
bfd_put_16 (in_abfd,
bfd_coff_reloc16_get_value (reloc, link_info, input_section),
d);
(*dst_ptr) += 2;
(*src_ptr) += 2;
break;
case R_H8500_LOW16:
bfd_put_16 (in_abfd,
bfd_coff_reloc16_get_value (reloc, link_info, input_section),
d);
(*dst_ptr) += 2;
(*src_ptr) += 2;
break;
case R_H8500_HIGH16:
bfd_put_16 (in_abfd,
(bfd_coff_reloc16_get_value (reloc, link_info, input_section)
>> 16),
d);
(*dst_ptr) += 2;
(*src_ptr) += 2;
break;
case R_H8500_IMM24:
{
int v = bfd_coff_reloc16_get_value (reloc, link_info, input_section);
int o = bfd_get_32 (in_abfd, data+ *dst_ptr -1);
v = (v & 0x00ffffff) | (o & 0xff00000);
bfd_put_32 (in_abfd, (bfd_vma) v, data + *dst_ptr -1);
(*dst_ptr) += 3;
Update binutils to version 2.24 to work around a build problem
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(*src_ptr) += 3;
add binutils-2.20.1
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}
break;
case R_H8500_IMM32:
{
int v = bfd_coff_reloc16_get_value (reloc, link_info, input_section);
bfd_put_32 (in_abfd, (bfd_vma) v, data + *dst_ptr);
(*dst_ptr) += 4;
Update binutils to version 2.24 to work around a build problem
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(*src_ptr) += 4;
add binutils-2.20.1
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}
break;
case R_H8500_PCREL8:
{
bfd_vma dst = bfd_coff_reloc16_get_value (reloc, link_info,
input_section);
bfd_vma dot = (*dst_ptr
+ input_section->output_offset
+ input_section->output_section->vma);
int gap = dst - dot - 1; /* -1 since were in the odd byte of the
word and the pc's been incremented. */
if (gap > 128 || gap < -128)
upgrade gcc to 6.3.0, binutils to 2.28
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(*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);
add binutils-2.20.1
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bfd_put_8 (in_abfd, gap, data + *dst_ptr);
(*dst_ptr)++;
(*src_ptr)++;
break;
}
case R_H8500_PCREL16:
{
bfd_vma dst = bfd_coff_reloc16_get_value (reloc, link_info,
input_section);
bfd_vma dot = (*dst_ptr
+ input_section->output_offset
+ input_section->output_section->vma);
int gap = dst - dot - 1; /* -1 since were in the odd byte of the
word and the pc's been incremented. */
if (gap > 32767 || gap < -32768)
upgrade gcc to 6.3.0, binutils to 2.28
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(*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);
add binutils-2.20.1
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bfd_put_16 (in_abfd, (bfd_vma) gap, data + *dst_ptr);
(*dst_ptr) += 2;
(*src_ptr) += 2;
break;
}
default:
abort ();
}
}
#define coff_reloc16_extra_cases extra_case
#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
#define coff_bfd_get_relocated_section_contents \
bfd_coff_reloc16_get_relocated_section_contents
#define coff_bfd_relax_section bfd_coff_reloc16_relax_section
Update binutils to 2.25.1
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CREATE_BIG_COFF_TARGET_VEC (h8500_coff_vec, "coff-h8500", 0, 0, '_', NULL, COFF_SWAP_TABLE)
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