64d2901806
PR binutils/17512 * objdump.c (display_any_bfd): Fail if archives nest too deeply. * ecoff.c: Use bfd_alloc2 to allocate space for structure arrays. (_bfd_ecoff_slurp_symbol_table): Check for a negative symbol index or an out of range fdr index. * elf-m10300.c (mn10300_info_to_howto): Fix typo in error message. * elf32-arc.c (arc_info_to_howto_rel): Likewise. * elf32-avr.c (avr_info_to_howto_rela): Likewise. * elf32-cr16.c (elf_cr16_info_to_howto): Likewise. * elf32-cr16c.c (elf_cr16c_info_to_howto_rel): Likewise. * elf32-cris.c (cris_info_to_howto_rela): Likewise. * elf32-crx.c (elf_crx_info_to_howto): Likewise. * elf32-d10v.c (d10v_info_to_howto_rel): Likewise. * elf32-d30v.c (d30v_info_to_howto_rel): Likewise. * elf32-epiphany.c (epiphany_info_to_howto_rela): Likewise. * elf32-fr30.c (fr30_info_to_howto_rela): Likewise. * elf32-frv.c (frv_info_to_howto_rela): Likewise. * elf32-i370.c (i370_elf_info_to_howto): Likewise. * elf32-i960.c (elf32_i960_info_to_howto_rel): Likewise. * elf32-ip2k.c (ip2k_info_to_howto_rela): Likewise. * elf32-iq2000.c (iq2000_info_to_howto_rela): Likewise. * elf32-lm32.c (lm32_info_to_howto_rela): Likewise. * elf32-m32c.c (m32c_info_to_howto_rela): Likewise. * elf32-m32r.c (m32r_info_to_howto_rel): Likewise. * elf32-m68hc11.c (m68hc11_info_to_howto_rel): Likewise. * elf32-m68hc12.c (m68hc11_info_to_howto_rel): Likewise. * elf32-mcore.c (mcore_elf_info_to_howto): Likewise. * elf32-mep.c (mep_info_to_howto_rela): Likewise. * elf32-metag.c (metag_info_to_howto_rela): Likewise. * elf32-microblaze.c (microblaze_elf_info_to_howto): Likewise. * elf32-moxie.c (moxie_info_to_howto_rela): Likewise. * elf32-msp430.c (msp430_info_to_howto_rela): Likewise. * elf32-mt.c (mt_info_to_howto_rela): Likewise. * elf32-nds32.c (nds32_info_to_howto_rel): Likewise. * elf32-or1k.c (or1k_info_to_howto_rela): Likewise. * elf32-pj.c (pj_elf_info_to_howto): Likewise. * elf32-ppc.c (ppc_elf_info_to_howto): Likewise. * elf32-rl78.c (rl78_info_to_howto_rela): Likewise. * elf32-rx.c (rx_info_to_howto_rela): Likewise. * elf32-sh.c (sh_elf_info_to_howto): Likewise. * elf32-spu.c (spu_elf_info_to_howto): Likewise. * elf32-v850.c (v850_elf_perform_relocation): Likewise. * elf32-vax.c (rtype_to_howto): Likewise. * elf32-visium.c (visium_info_to_howto_rela): Likewise. * elf32-xgate.c (xgate_info_to_howto_rel): Likewise. * elf32-xtensa.c (elf_xtensa_info_to_howto_rela): Likewise. * elf64-alpha.c (elf64_alpha_info_to_howto): Likewise. * elf64-mmix.c (mmix_info_to_howto_rela): Likewise. * mach-o.c: Use bfd_alloc2 to allocate space for structure arrays. (bfd_mach_o_canonicalize_one_reloc): Fix check on out of range symbol indicies. (bfd_mach_o_canonicalize_relocs): Check for out of range alloc. (bfd_mach_o_canonicalize_dynamic_reloc): Likewise. (bfd_mach_o_build_dysymtab): Likewise. (bfd_mach_o_write_symtab_content): Set the string table size to zero upon error. (bfd_mach_o_read_symtab_symbols): Reset the nsyms value if the read fails. * peXXigen.c (pe_print_edata): Check for numeric overflow in edt fields. * tekhex.c (first_phase): Check for src pointer reaching end of buffer.
559 lines
17 KiB
C
559 lines
17 KiB
C
/* D30V-specific support for 32-bit ELF
|
|
Copyright (C) 1997-2015 Free Software Foundation, Inc.
|
|
Contributed by Martin Hunt (hunt@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 "elf-bfd.h"
|
|
#include "elf/d30v.h"
|
|
|
|
#define MAX32 ((bfd_signed_vma) 0x7fffffff)
|
|
#define MIN32 (- MAX32 - 1)
|
|
|
|
static bfd_reloc_status_type
|
|
bfd_elf_d30v_reloc (bfd *abfd,
|
|
arelent *reloc_entry,
|
|
asymbol *symbol,
|
|
void * data,
|
|
asection *input_section,
|
|
bfd *output_bfd,
|
|
char **error_message)
|
|
{
|
|
bfd_signed_vma relocation;
|
|
bfd_vma in1, in2, num;
|
|
bfd_vma tmp_addr = 0;
|
|
bfd_reloc_status_type r;
|
|
asection *reloc_target_output_section;
|
|
bfd_size_type addr = reloc_entry->address;
|
|
bfd_reloc_status_type flag = bfd_reloc_ok;
|
|
bfd_vma output_base = 0;
|
|
reloc_howto_type *howto = reloc_entry->howto;
|
|
int make_absolute = 0;
|
|
|
|
if (output_bfd != NULL)
|
|
{
|
|
/* Partial linking -- do nothing. */
|
|
reloc_entry->address += input_section->output_offset;
|
|
return bfd_reloc_ok;
|
|
}
|
|
|
|
r = bfd_elf_generic_reloc (abfd, reloc_entry, symbol, data,
|
|
input_section, output_bfd, error_message);
|
|
if (r != bfd_reloc_continue)
|
|
return r;
|
|
|
|
/* A hacked-up version of bfd_perform_reloc() follows. */
|
|
if (bfd_is_und_section (symbol->section)
|
|
&& (symbol->flags & BSF_WEAK) == 0
|
|
&& output_bfd == NULL)
|
|
flag = bfd_reloc_undefined;
|
|
|
|
/* Is the address of the relocation really within the section? */
|
|
if (reloc_entry->address > bfd_get_section_limit (abfd, input_section))
|
|
return bfd_reloc_outofrange;
|
|
|
|
/* Work out which section the relocation is targeted at and the
|
|
initial relocation command value. */
|
|
|
|
/* Get symbol value. (Common symbols are special.) */
|
|
if (bfd_is_com_section (symbol->section))
|
|
relocation = 0;
|
|
else
|
|
relocation = symbol->value;
|
|
|
|
reloc_target_output_section = symbol->section->output_section;
|
|
|
|
/* Convert input-section-relative symbol value to absolute. */
|
|
output_base = reloc_target_output_section->vma;
|
|
relocation += output_base + symbol->section->output_offset;
|
|
|
|
/* Add in supplied addend. */
|
|
relocation += reloc_entry->addend;
|
|
|
|
/* Here the variable relocation holds the final address of the
|
|
symbol we are relocating against, plus any addend. */
|
|
if (howto->pc_relative)
|
|
{
|
|
tmp_addr = input_section->output_section->vma
|
|
+ input_section->output_offset
|
|
+ reloc_entry->address;
|
|
relocation -= tmp_addr;
|
|
}
|
|
|
|
in1 = bfd_get_32 (abfd, (bfd_byte *) data + addr);
|
|
in2 = bfd_get_32 (abfd, (bfd_byte *) data + addr + 4);
|
|
|
|
/* Extract the addend. */
|
|
num = ((in2 & 0x3FFFF)
|
|
| ((in2 & 0xFF00000) >> 2)
|
|
| ((in1 & 0x3F) << 26));
|
|
in1 &= 0xFFFFFFC0;
|
|
in2 = 0x80000000;
|
|
|
|
relocation += num;
|
|
|
|
if (howto->pc_relative && howto->bitsize == 32)
|
|
{
|
|
/* The D30V has a PC that doesn't wrap and PC-relative jumps are
|
|
signed, so a PC-relative jump can't be more than +/- 2^31 bytes.
|
|
If one exceeds this, change it to an absolute jump. */
|
|
if (relocation > MAX32 || relocation < MIN32)
|
|
{
|
|
relocation = (relocation + tmp_addr) & 0xffffffff;
|
|
make_absolute = 1;
|
|
}
|
|
}
|
|
|
|
in1 |= (relocation >> 26) & 0x3F; /* Top 6 bits. */
|
|
in2 |= ((relocation & 0x03FC0000) << 2); /* Next 8 bits. */
|
|
in2 |= relocation & 0x0003FFFF; /* Bottom 18 bits. */
|
|
|
|
/* Change a PC-relative instruction to its
|
|
absolute equivalent with this simple hack. */
|
|
if (make_absolute)
|
|
in1 |= 0x00100000;
|
|
|
|
bfd_put_32 (abfd, in1, (bfd_byte *) data + addr);
|
|
bfd_put_32 (abfd, in2, (bfd_byte *) data + addr + 4);
|
|
|
|
return flag;
|
|
}
|
|
|
|
static bfd_reloc_status_type
|
|
bfd_elf_d30v_reloc_21 (bfd *abfd,
|
|
arelent *reloc_entry,
|
|
asymbol *symbol,
|
|
void * data,
|
|
asection *input_section,
|
|
bfd *output_bfd,
|
|
char **error_message)
|
|
{
|
|
bfd_vma relocation;
|
|
bfd_vma in1, num;
|
|
bfd_reloc_status_type r;
|
|
asection *reloc_target_output_section;
|
|
bfd_size_type addr = reloc_entry->address;
|
|
bfd_reloc_status_type flag = bfd_reloc_ok;
|
|
bfd_vma output_base = 0;
|
|
reloc_howto_type *howto = reloc_entry->howto;
|
|
int mask, max;
|
|
|
|
if (output_bfd != NULL)
|
|
{
|
|
/* Partial linking -- do nothing. */
|
|
reloc_entry->address += input_section->output_offset;
|
|
return bfd_reloc_ok;
|
|
}
|
|
|
|
r = bfd_elf_generic_reloc (abfd, reloc_entry, symbol, data,
|
|
input_section, output_bfd, error_message);
|
|
if (r != bfd_reloc_continue)
|
|
return r;
|
|
|
|
/* A hacked-up version of bfd_perform_reloc() follows. */
|
|
if (bfd_is_und_section (symbol->section)
|
|
&& (symbol->flags & BSF_WEAK) == 0
|
|
&& output_bfd == NULL)
|
|
flag = bfd_reloc_undefined;
|
|
|
|
/* Is the address of the relocation really within the section? */
|
|
if (reloc_entry->address > bfd_get_section_limit (abfd, input_section))
|
|
return bfd_reloc_outofrange;
|
|
|
|
/* Work out which section the relocation is targeted at and the
|
|
initial relocation command value. */
|
|
|
|
/* Get symbol value. (Common symbols are special.) */
|
|
if (bfd_is_com_section (symbol->section))
|
|
relocation = 0;
|
|
else
|
|
relocation = symbol->value;
|
|
|
|
reloc_target_output_section = symbol->section->output_section;
|
|
|
|
/* Convert input-section-relative symbol value to absolute. */
|
|
output_base = reloc_target_output_section->vma;
|
|
relocation += output_base + symbol->section->output_offset;
|
|
|
|
/* Add in supplied addend. */
|
|
relocation += reloc_entry->addend;
|
|
|
|
/* Here the variable relocation holds the final address of the
|
|
symbol we are relocating against, plus any addend. */
|
|
|
|
if (howto->pc_relative)
|
|
{
|
|
relocation -= (input_section->output_section->vma
|
|
+ input_section->output_offset);
|
|
if (howto->pcrel_offset)
|
|
relocation -= reloc_entry->address;
|
|
}
|
|
|
|
in1 = bfd_get_32 (abfd, (bfd_byte *) data + addr);
|
|
|
|
mask = (1 << howto->bitsize) - 1;
|
|
if (howto->bitsize == 6)
|
|
mask <<= 12;
|
|
max = (1 << (howto->bitsize + 2)) - 1;
|
|
|
|
/* Extract the addend. */
|
|
num = in1 & mask; /* 18 bits. */
|
|
if (howto->bitsize == 6)
|
|
num >>= 12;
|
|
num <<= 3; /* shift left 3. */
|
|
in1 &= ~mask; /* Mask out addend. */
|
|
|
|
relocation += num;
|
|
if (howto->type == R_D30V_21_PCREL_R
|
|
|| howto->type == R_D30V_15_PCREL_R
|
|
|| howto->type == R_D30V_9_PCREL_R)
|
|
relocation += 4;
|
|
|
|
if ((int) relocation < 0)
|
|
{
|
|
if (~ (int) relocation > max)
|
|
flag = bfd_reloc_overflow;
|
|
}
|
|
else
|
|
{
|
|
if ((int) relocation > max)
|
|
flag = bfd_reloc_overflow;
|
|
}
|
|
|
|
relocation >>= 3;
|
|
if (howto->bitsize == 6)
|
|
in1 |= ((relocation & (mask >> 12)) << 12);
|
|
else
|
|
in1 |= relocation & mask;
|
|
|
|
bfd_put_32 (abfd, in1, (bfd_byte *) data + addr);
|
|
|
|
return flag;
|
|
}
|
|
|
|
static reloc_howto_type elf_d30v_howto_table[] =
|
|
{
|
|
/* This reloc does nothing. */
|
|
HOWTO (R_D30V_NONE, /* Type. */
|
|
0, /* Rightshift. */
|
|
3, /* Size (0 = byte, 1 = short, 2 = long). */
|
|
0, /* Bitsize. */
|
|
FALSE, /* PC_relative. */
|
|
0, /* Bitpos. */
|
|
complain_overflow_dont, /* Complain_on_overflow. */
|
|
bfd_elf_generic_reloc, /* Special_function. */
|
|
"R_D30V_NONE", /* Name. */
|
|
FALSE, /* Partial_inplace. */
|
|
0, /* Src_mask. */
|
|
0, /* Dst_mask. */
|
|
FALSE), /* PCrel_offset. */
|
|
|
|
/* A 6 bit absolute relocation. */
|
|
HOWTO (R_D30V_6, /* Type. */
|
|
0, /* Rightshift. */
|
|
2, /* Size (0 = byte, 1 = short, 2 = long). */
|
|
6, /* Bitsize. */
|
|
FALSE, /* PC_relative. */
|
|
0, /* Bitpos. */
|
|
complain_overflow_bitfield, /* Complain_on_overflow. */
|
|
bfd_elf_generic_reloc, /* Special_function. */
|
|
"R_D30V_6", /* Name. */
|
|
FALSE, /* Partial_inplace. */
|
|
0x3f, /* Src_mask. */
|
|
0x3f, /* Dst_mask. */
|
|
FALSE), /* PCrel_offset. */
|
|
|
|
/* A relative 9 bit relocation, right shifted by 3. */
|
|
HOWTO (R_D30V_9_PCREL, /* Type. */
|
|
3, /* Rightshift. */
|
|
2, /* Size (0 = byte, 1 = short, 2 = long). */
|
|
6, /* Bitsize. */
|
|
TRUE, /* PC_relative. */
|
|
0, /* Bitpos. */
|
|
complain_overflow_signed, /* Complain_on_overflow. */
|
|
bfd_elf_d30v_reloc_21, /* Special_function. */
|
|
"R_D30V_9_PCREL", /* Name. */
|
|
FALSE, /* Partial_inplace. */
|
|
0x3f, /* Src_mask. */
|
|
0x3f, /* Dst_mask. */
|
|
TRUE), /* PCrel_offset. */
|
|
|
|
/* A relative 9 bit relocation, right shifted by 3. */
|
|
HOWTO (R_D30V_9_PCREL_R, /* Type. */
|
|
3, /* Rightshift. */
|
|
2, /* Size (0 = byte, 1 = short, 2 = long). */
|
|
6, /* Bitsize. */
|
|
TRUE, /* PC_relative. */
|
|
0, /* Bitpos. */
|
|
complain_overflow_signed, /* Complain_on_overflow. */
|
|
bfd_elf_d30v_reloc_21, /* Special_function. */
|
|
"R_D30V_9_PCREL_R", /* Name. */
|
|
FALSE, /* Partial_inplace. */
|
|
0x3f, /* Src_mask. */
|
|
0x3f, /* Dst_mask. */
|
|
TRUE), /* PCrel_offset. */
|
|
|
|
/* An absolute 15 bit relocation, right shifted by 3. */
|
|
HOWTO (R_D30V_15, /* Type. */
|
|
3, /* Rightshift. */
|
|
2, /* Size (0 = byte, 1 = short, 2 = long). */
|
|
12, /* Bitsize. */
|
|
FALSE, /* PC_relative. */
|
|
0, /* Bitpos. */
|
|
complain_overflow_signed, /* Complain_on_overflow. */
|
|
bfd_elf_generic_reloc, /* Special_function. */
|
|
"R_D30V_15", /* Name. */
|
|
FALSE, /* Partial_inplace. */
|
|
0xfff, /* Src_mask. */
|
|
0xfff, /* Dst_mask. */
|
|
FALSE), /* PCrel_offset. */
|
|
|
|
/* A relative 15 bit relocation, right shifted by 3. */
|
|
HOWTO (R_D30V_15_PCREL, /* Type. */
|
|
3, /* Rightshift. */
|
|
2, /* Size (0 = byte, 1 = short, 2 = long). */
|
|
12, /* Bitsize. */
|
|
TRUE, /* PC_relative. */
|
|
0, /* Bitpos. */
|
|
complain_overflow_signed, /* Complain_on_overflow. */
|
|
bfd_elf_d30v_reloc_21, /* Special_function. */
|
|
"R_D30V_15_PCREL", /* Name. */
|
|
FALSE, /* Partial_inplace. */
|
|
0xfff, /* Src_mask. */
|
|
0xfff, /* Dst_mask. */
|
|
TRUE), /* PCrel_offset. */
|
|
|
|
/* A relative 15 bit relocation, right shifted by 3. */
|
|
HOWTO (R_D30V_15_PCREL_R, /* Type. */
|
|
3, /* Rightshift. */
|
|
2, /* Size (0 = byte, 1 = short, 2 = long). */
|
|
12, /* Bitsize. */
|
|
TRUE, /* PC_relative. */
|
|
0, /* Bitpos. */
|
|
complain_overflow_signed, /* Complain_on_overflow. */
|
|
bfd_elf_d30v_reloc_21, /* Special_function. */
|
|
"R_D30V_15_PCREL_R", /* Name. */
|
|
FALSE, /* Partial_inplace. */
|
|
0xfff, /* Src_mask. */
|
|
0xfff, /* Dst_mask. */
|
|
TRUE), /* PCrel_offset. */
|
|
|
|
/* An absolute 21 bit relocation, right shifted by 3. */
|
|
HOWTO (R_D30V_21, /* Type. */
|
|
3, /* Rightshift. */
|
|
2, /* Size (0 = byte, 1 = short, 2 = long). */
|
|
18, /* Bitsize. */
|
|
FALSE, /* PC_relative. */
|
|
0, /* Bitpos. */
|
|
complain_overflow_signed, /* Complain_on_overflow. */
|
|
bfd_elf_generic_reloc, /* Special_function. */
|
|
"R_D30V_21", /* Name. */
|
|
FALSE, /* Partial_inplace. */
|
|
0x3ffff, /* Src_mask. */
|
|
0x3ffff, /* Dst_mask. */
|
|
FALSE), /* PCrel_offset. */
|
|
|
|
/* A relative 21 bit relocation, right shifted by 3. */
|
|
HOWTO (R_D30V_21_PCREL, /* Type. */
|
|
3, /* Rightshift. */
|
|
2, /* Size (0 = byte, 1 = short, 2 = long). */
|
|
18, /* Bitsize. */
|
|
TRUE, /* PC_relative. */
|
|
0, /* Bitpos. */
|
|
complain_overflow_signed, /* Complain_on_overflow. */
|
|
bfd_elf_d30v_reloc_21, /* Special_function. */
|
|
"R_D30V_21_PCREL", /* Name. */
|
|
FALSE, /* Partial_inplace. */
|
|
0x3ffff, /* Src_mask. */
|
|
0x3ffff, /* Dst_mask. */
|
|
TRUE), /* PCrel_offset. */
|
|
|
|
/* A relative 21 bit relocation, right shifted by 3, in the Right container. */
|
|
HOWTO (R_D30V_21_PCREL_R, /* Type. */
|
|
3, /* Rightshift. */
|
|
2, /* Size (0 = byte, 1 = short, 2 = long). */
|
|
18, /* Bitsize. */
|
|
TRUE, /* PC_relative. */
|
|
0, /* Bitpos. */
|
|
complain_overflow_signed, /* Complain_on_overflow. */
|
|
bfd_elf_d30v_reloc_21, /* Special_function. */
|
|
"R_D30V_21_PCREL_R", /* Name. */
|
|
FALSE, /* Partial_inplace. */
|
|
0x3ffff, /* Src_mask. */
|
|
0x3ffff, /* Dst_mask. */
|
|
TRUE), /* PCrel_offset. */
|
|
|
|
/* A D30V 32 bit absolute relocation. */
|
|
HOWTO (R_D30V_32, /* Type. */
|
|
0, /* Rightshift. */
|
|
4, /* Size (0 = byte, 1 = short, 2 = long). */
|
|
32, /* Bitsize. */
|
|
FALSE, /* PC_relative. */
|
|
0, /* Bitpos. */
|
|
complain_overflow_bitfield, /* Complain_on_overflow. */
|
|
bfd_elf_d30v_reloc, /* Special_function. */
|
|
"R_D30V_32", /* Name. */
|
|
FALSE, /* Partial_inplace. */
|
|
0xffffffff, /* Src_mask. */
|
|
0xffffffff, /* Dst_mask. */
|
|
FALSE), /* PCrel_offset. */
|
|
|
|
/* A relative 32 bit relocation. */
|
|
HOWTO (R_D30V_32_PCREL, /* Type. */
|
|
0, /* Rightshift. */
|
|
4, /* Size (0 = byte, 1 = short, 2 = long). */
|
|
32, /* Bitsize. */
|
|
TRUE, /* PC_relative. */
|
|
0, /* Bitpos. */
|
|
complain_overflow_signed, /* Complain_on_overflow. */
|
|
bfd_elf_d30v_reloc, /* Special_function. */
|
|
"R_D30V_32_PCREL", /* Name. */
|
|
FALSE, /* Partial_inplace. */
|
|
0xffffffff, /* Src_mask. */
|
|
0xffffffff, /* Dst_mask. */
|
|
TRUE), /* PCrel_offset. */
|
|
|
|
/* A regular 32 bit absolute relocation. */
|
|
HOWTO (R_D30V_32_NORMAL, /* Type. */
|
|
0, /* Rightshift. */
|
|
2, /* Size (0 = byte, 1 = short, 2 = long). */
|
|
32, /* Bitsize. */
|
|
FALSE, /* PC_relative. */
|
|
0, /* Bitpos. */
|
|
complain_overflow_bitfield, /* Complain_on_overflow. */
|
|
bfd_elf_generic_reloc, /* Special_function. */
|
|
"R_D30V_32_NORMAL", /* Name. */
|
|
FALSE, /* Partial_inplace. */
|
|
0xffffffff, /* Src_mask. */
|
|
0xffffffff, /* Dst_mask. */
|
|
FALSE), /* PCrel_offset. */
|
|
|
|
};
|
|
|
|
/* Map BFD reloc types to D30V ELF reloc types. */
|
|
|
|
struct d30v_reloc_map
|
|
{
|
|
bfd_reloc_code_real_type bfd_reloc_val;
|
|
unsigned char elf_reloc_val;
|
|
};
|
|
|
|
static const struct d30v_reloc_map d30v_reloc_map[] =
|
|
{
|
|
{ BFD_RELOC_NONE, R_D30V_NONE, },
|
|
{ BFD_RELOC_D30V_6, R_D30V_6 },
|
|
{ BFD_RELOC_D30V_9_PCREL, R_D30V_9_PCREL },
|
|
{ BFD_RELOC_D30V_9_PCREL_R, R_D30V_9_PCREL_R },
|
|
{ BFD_RELOC_D30V_15, R_D30V_15 },
|
|
{ BFD_RELOC_D30V_15_PCREL, R_D30V_15_PCREL },
|
|
{ BFD_RELOC_D30V_15_PCREL_R, R_D30V_15_PCREL_R },
|
|
{ BFD_RELOC_D30V_21, R_D30V_21 },
|
|
{ BFD_RELOC_D30V_21_PCREL, R_D30V_21_PCREL },
|
|
{ BFD_RELOC_D30V_21_PCREL_R, R_D30V_21_PCREL_R },
|
|
{ BFD_RELOC_D30V_32, R_D30V_32 },
|
|
{ BFD_RELOC_D30V_32_PCREL, R_D30V_32_PCREL },
|
|
{ BFD_RELOC_32, R_D30V_32_NORMAL },
|
|
};
|
|
|
|
static reloc_howto_type *
|
|
bfd_elf32_bfd_reloc_type_lookup (bfd *abfd ATTRIBUTE_UNUSED,
|
|
bfd_reloc_code_real_type code)
|
|
{
|
|
unsigned int i;
|
|
|
|
for (i = 0;
|
|
i < sizeof (d30v_reloc_map) / sizeof (struct d30v_reloc_map);
|
|
i++)
|
|
{
|
|
if (d30v_reloc_map[i].bfd_reloc_val == code)
|
|
return &elf_d30v_howto_table[d30v_reloc_map[i].elf_reloc_val];
|
|
}
|
|
|
|
return NULL;
|
|
}
|
|
|
|
static reloc_howto_type *
|
|
bfd_elf32_bfd_reloc_name_lookup (bfd *abfd ATTRIBUTE_UNUSED,
|
|
const char *r_name)
|
|
{
|
|
unsigned int i;
|
|
|
|
for (i = 0;
|
|
i < sizeof (elf_d30v_howto_table) / sizeof (elf_d30v_howto_table[0]);
|
|
i++)
|
|
if (elf_d30v_howto_table[i].name != NULL
|
|
&& strcasecmp (elf_d30v_howto_table[i].name, r_name) == 0)
|
|
return &elf_d30v_howto_table[i];
|
|
|
|
return NULL;
|
|
}
|
|
|
|
/* Set the howto pointer for an D30V ELF reloc (type REL). */
|
|
|
|
static void
|
|
d30v_info_to_howto_rel (bfd *abfd ATTRIBUTE_UNUSED,
|
|
arelent *cache_ptr,
|
|
Elf_Internal_Rela *dst)
|
|
{
|
|
unsigned int r_type;
|
|
|
|
r_type = ELF32_R_TYPE (dst->r_info);
|
|
if (r_type >= (unsigned int) R_D30V_max)
|
|
{
|
|
_bfd_error_handler (_("%B: invalid D30V reloc number: %d"), abfd, r_type);
|
|
r_type = 0;
|
|
}
|
|
cache_ptr->howto = &elf_d30v_howto_table[r_type];
|
|
}
|
|
|
|
/* Set the howto pointer for an D30V ELF reloc (type RELA). */
|
|
|
|
static void
|
|
d30v_info_to_howto_rela (bfd *abfd ATTRIBUTE_UNUSED,
|
|
arelent *cache_ptr,
|
|
Elf_Internal_Rela *dst)
|
|
{
|
|
unsigned int r_type;
|
|
|
|
r_type = ELF32_R_TYPE (dst->r_info);
|
|
if (r_type >= (unsigned int) R_D30V_max)
|
|
{
|
|
_bfd_error_handler (_("%B: invalid D30V reloc number: %d"), abfd, r_type);
|
|
r_type = 0;
|
|
}
|
|
cache_ptr->howto = &elf_d30v_howto_table[r_type];
|
|
}
|
|
|
|
#define ELF_ARCH bfd_arch_d30v
|
|
#define ELF_MACHINE_CODE EM_D30V
|
|
#define ELF_MACHINE_ALT1 EM_CYGNUS_D30V
|
|
#define ELF_MAXPAGESIZE 0x1000
|
|
|
|
#define TARGET_BIG_SYM d30v_elf32_vec
|
|
#define TARGET_BIG_NAME "elf32-d30v"
|
|
|
|
#define elf_info_to_howto d30v_info_to_howto_rela
|
|
#define elf_info_to_howto_rel d30v_info_to_howto_rel
|
|
#define elf_backend_object_p 0
|
|
#define elf_backend_final_write_processing 0
|
|
|
|
#include "elf32-target.h"
|