mirror of
https://github.com/darlinghq/darling-gdb.git
synced 2024-12-05 02:47:05 +00:00
b2a8e7660e
and rel args. Group input and output args. Wrap to 80 columns. * elf-m10200.c, elf-m10300.c, elf32-arm.h, elf32-avr.c, elf32-cris.c, elf32-d10v.c, elf32-fr30.c, elf32-h8300.c, elf32-hppa.c, elf32-i386.c, elf32-i860.c, elf32-ip2k.c, elf32-iq2000.c, elf32-m68hc1x.c, elf32-m68k.c, elf32-mcore.c, elf32-msp430.c, elf32-openrisc.c, elf32-ppc.c, elf32-s390.c, elf32-sparc.c, elf32-v850.c, elf32-vax.c, elf32-xstormy16.c, elf32-xtensa.c, elf64-alpha.c, elf64-mmix.c, elf64-ppc.c, elf64-s390.c, elf64-sparc.c, elf64-x86-64.c, elfxx-ia64.c: Update RELOC_FOR_GLOBAL_SYMBOL invocation.
708 lines
18 KiB
C
708 lines
18 KiB
C
/* MSP430-specific support for 32-bit ELF
|
|
Copyright (C) 2002, 2003, 2004 Free Software Foundation, Inc.
|
|
Contributed by Dmitry Diky <diwil@mail.ru>
|
|
|
|
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 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. */
|
|
|
|
#include "bfd.h"
|
|
#include "sysdep.h"
|
|
#include "libiberty.h"
|
|
#include "libbfd.h"
|
|
#include "elf-bfd.h"
|
|
#include "elf/msp430.h"
|
|
|
|
static reloc_howto_type *bfd_elf32_bfd_reloc_type_lookup
|
|
PARAMS ((bfd *, bfd_reloc_code_real_type));
|
|
|
|
static void msp430_info_to_howto_rela
|
|
PARAMS ((bfd *, arelent *, Elf_Internal_Rela *));
|
|
|
|
static asection *elf32_msp430_gc_mark_hook
|
|
PARAMS ((asection *, struct bfd_link_info *, Elf_Internal_Rela *,
|
|
struct elf_link_hash_entry *, Elf_Internal_Sym *));
|
|
|
|
static bfd_boolean elf32_msp430_gc_sweep_hook
|
|
PARAMS ((bfd *, struct bfd_link_info *, asection *,
|
|
const Elf_Internal_Rela *));
|
|
|
|
static bfd_boolean elf32_msp430_check_relocs
|
|
PARAMS ((bfd *, struct bfd_link_info *, asection *,
|
|
const Elf_Internal_Rela *));
|
|
|
|
static bfd_reloc_status_type msp430_final_link_relocate
|
|
PARAMS ((reloc_howto_type *, bfd *, asection *, bfd_byte *,
|
|
Elf_Internal_Rela *, bfd_vma));
|
|
|
|
static bfd_boolean elf32_msp430_relocate_section
|
|
PARAMS ((bfd *, struct bfd_link_info *, bfd *, asection *, bfd_byte *,
|
|
Elf_Internal_Rela *, Elf_Internal_Sym *, asection **));
|
|
|
|
static void bfd_elf_msp430_final_write_processing
|
|
PARAMS ((bfd *, bfd_boolean));
|
|
|
|
static bfd_boolean elf32_msp430_object_p
|
|
PARAMS ((bfd *));
|
|
|
|
static void elf32_msp430_post_process_headers
|
|
PARAMS ((bfd *, struct bfd_link_info *));
|
|
|
|
/* Use RELA instead of REL. */
|
|
#undef USE_REL
|
|
|
|
static reloc_howto_type elf_msp430_howto_table[] =
|
|
{
|
|
HOWTO (R_MSP430_NONE, /* 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_MSP430_NONE", /* name */
|
|
FALSE, /* partial_inplace */
|
|
0, /* src_mask */
|
|
0, /* dst_mask */
|
|
FALSE), /* pcrel_offset */
|
|
|
|
HOWTO (R_MSP430_32, /* 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_MSP430_32", /* name */
|
|
FALSE, /* partial_inplace */
|
|
0xffffffff, /* src_mask */
|
|
0xffffffff, /* dst_mask */
|
|
FALSE), /* pcrel_offset */
|
|
|
|
/* A 13 bit PC relative relocation. */
|
|
HOWTO (R_MSP430_10_PCREL, /* type */
|
|
1, /* rightshift */
|
|
1, /* size (0 = byte, 1 = short, 2 = long) */
|
|
10, /* bitsize */
|
|
TRUE, /* pc_relative */
|
|
0, /* bitpos */
|
|
complain_overflow_bitfield, /* complain_on_overflow */
|
|
bfd_elf_generic_reloc, /* special_function */
|
|
"R_MSP430_13_PCREL", /* name */
|
|
FALSE, /* partial_inplace */
|
|
0xfff, /* src_mask */
|
|
0xfff, /* dst_mask */
|
|
TRUE), /* pcrel_offset */
|
|
|
|
/* A 16 bit absolute relocation. */
|
|
HOWTO (R_MSP430_16, /* type */
|
|
0, /* rightshift */
|
|
1, /* size (0 = byte, 1 = short, 2 = long) */
|
|
16, /* bitsize */
|
|
FALSE, /* pc_relative */
|
|
0, /* bitpos */
|
|
complain_overflow_dont,/* complain_on_overflow */
|
|
bfd_elf_generic_reloc, /* special_function */
|
|
"R_MSP430_16", /* name */
|
|
FALSE, /* partial_inplace */
|
|
0xffff, /* src_mask */
|
|
0xffff, /* dst_mask */
|
|
FALSE), /* pcrel_offset */
|
|
|
|
/* A 16 bit absolute relocation for command address. */
|
|
HOWTO (R_MSP430_16_PCREL, /* type */
|
|
1, /* rightshift */
|
|
1, /* size (0 = byte, 1 = short, 2 = long) */
|
|
16, /* bitsize */
|
|
TRUE, /* pc_relative */
|
|
0, /* bitpos */
|
|
complain_overflow_dont,/* complain_on_overflow */
|
|
bfd_elf_generic_reloc, /* special_function */
|
|
"R_MSP430_16_PCREL", /* name */
|
|
FALSE, /* partial_inplace */
|
|
0xffff, /* src_mask */
|
|
0xffff, /* dst_mask */
|
|
TRUE), /* pcrel_offset */
|
|
|
|
/* A 16 bit absolute relocation, byte operations. */
|
|
HOWTO (R_MSP430_16_BYTE, /* type */
|
|
0, /* rightshift */
|
|
1, /* size (0 = byte, 1 = short, 2 = long) */
|
|
16, /* bitsize */
|
|
FALSE, /* pc_relative */
|
|
0, /* bitpos */
|
|
complain_overflow_dont,/* complain_on_overflow */
|
|
bfd_elf_generic_reloc, /* special_function */
|
|
"R_MSP430_16_BYTE", /* name */
|
|
FALSE, /* partial_inplace */
|
|
0xffff, /* src_mask */
|
|
0xffff, /* dst_mask */
|
|
FALSE), /* pcrel_offset */
|
|
|
|
/* A 16 bit absolute relocation for command address. */
|
|
HOWTO (R_MSP430_16_PCREL_BYTE,/* type */
|
|
1, /* rightshift */
|
|
1, /* size (0 = byte, 1 = short, 2 = long) */
|
|
16, /* bitsize */
|
|
TRUE, /* pc_relative */
|
|
0, /* bitpos */
|
|
complain_overflow_dont,/* complain_on_overflow */
|
|
bfd_elf_generic_reloc, /* special_function */
|
|
"R_MSP430_16_PCREL_BYTE", /* name */
|
|
FALSE, /* partial_inplace */
|
|
0xffff, /* src_mask */
|
|
0xffff, /* dst_mask */
|
|
TRUE) /* pcrel_offset */
|
|
};
|
|
|
|
/* Map BFD reloc types to MSP430 ELF reloc types. */
|
|
|
|
struct msp430_reloc_map
|
|
{
|
|
bfd_reloc_code_real_type bfd_reloc_val;
|
|
unsigned int elf_reloc_val;
|
|
};
|
|
|
|
static const struct msp430_reloc_map msp430_reloc_map[] =
|
|
{
|
|
{BFD_RELOC_NONE, R_MSP430_NONE},
|
|
{BFD_RELOC_32, R_MSP430_32},
|
|
{BFD_RELOC_MSP430_10_PCREL, R_MSP430_10_PCREL},
|
|
{BFD_RELOC_16, R_MSP430_16_BYTE},
|
|
{BFD_RELOC_MSP430_16_PCREL, R_MSP430_16_PCREL},
|
|
{BFD_RELOC_MSP430_16, R_MSP430_16},
|
|
{BFD_RELOC_MSP430_16_PCREL_BYTE, R_MSP430_16_PCREL_BYTE},
|
|
{BFD_RELOC_MSP430_16_BYTE, R_MSP430_16_BYTE}
|
|
};
|
|
|
|
static reloc_howto_type *
|
|
bfd_elf32_bfd_reloc_type_lookup (abfd, code)
|
|
bfd *abfd ATTRIBUTE_UNUSED;
|
|
bfd_reloc_code_real_type code;
|
|
{
|
|
unsigned int i;
|
|
|
|
for (i = 0; i < ARRAY_SIZE (msp430_reloc_map); i++)
|
|
if (msp430_reloc_map[i].bfd_reloc_val == code)
|
|
return &elf_msp430_howto_table[msp430_reloc_map[i].elf_reloc_val];
|
|
|
|
return NULL;
|
|
}
|
|
|
|
/* Set the howto pointer for an MSP430 ELF reloc. */
|
|
|
|
static void
|
|
msp430_info_to_howto_rela (abfd, cache_ptr, dst)
|
|
bfd *abfd ATTRIBUTE_UNUSED;
|
|
arelent *cache_ptr;
|
|
Elf_Internal_Rela *dst;
|
|
{
|
|
unsigned int r_type;
|
|
|
|
r_type = ELF32_R_TYPE (dst->r_info);
|
|
BFD_ASSERT (r_type < (unsigned int) R_MSP430_max);
|
|
cache_ptr->howto = &elf_msp430_howto_table[r_type];
|
|
}
|
|
|
|
static asection *
|
|
elf32_msp430_gc_mark_hook (sec, info, rel, h, sym)
|
|
asection *sec;
|
|
struct bfd_link_info *info ATTRIBUTE_UNUSED;
|
|
Elf_Internal_Rela *rel;
|
|
struct elf_link_hash_entry *h;
|
|
Elf_Internal_Sym *sym;
|
|
{
|
|
if (h != NULL)
|
|
{
|
|
switch (ELF32_R_TYPE (rel->r_info))
|
|
{
|
|
default:
|
|
switch (h->root.type)
|
|
{
|
|
case bfd_link_hash_defined:
|
|
case bfd_link_hash_defweak:
|
|
return h->root.u.def.section;
|
|
|
|
case bfd_link_hash_common:
|
|
return h->root.u.c.p->section;
|
|
|
|
default:
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
else
|
|
return bfd_section_from_elf_index (sec->owner, sym->st_shndx);
|
|
|
|
return NULL;
|
|
}
|
|
|
|
static bfd_boolean
|
|
elf32_msp430_gc_sweep_hook (abfd, info, sec, relocs)
|
|
bfd *abfd ATTRIBUTE_UNUSED;
|
|
struct bfd_link_info *info ATTRIBUTE_UNUSED;
|
|
asection *sec ATTRIBUTE_UNUSED;
|
|
const Elf_Internal_Rela *relocs ATTRIBUTE_UNUSED;
|
|
{
|
|
/* We don't use got and plt entries for msp430. */
|
|
return TRUE;
|
|
}
|
|
|
|
/* Look through the relocs for a section during the first phase.
|
|
Since we don't do .gots or .plts, we just need to consider the
|
|
virtual table relocs for gc. */
|
|
|
|
static bfd_boolean
|
|
elf32_msp430_check_relocs (abfd, info, sec, relocs)
|
|
bfd *abfd;
|
|
struct bfd_link_info *info;
|
|
asection *sec;
|
|
const Elf_Internal_Rela *relocs;
|
|
{
|
|
Elf_Internal_Shdr *symtab_hdr;
|
|
struct elf_link_hash_entry **sym_hashes, **sym_hashes_end;
|
|
const Elf_Internal_Rela *rel;
|
|
const Elf_Internal_Rela *rel_end;
|
|
|
|
if (info->relocatable)
|
|
return TRUE;
|
|
|
|
symtab_hdr = &elf_tdata (abfd)->symtab_hdr;
|
|
sym_hashes = elf_sym_hashes (abfd);
|
|
sym_hashes_end =
|
|
sym_hashes + symtab_hdr->sh_size / sizeof (Elf32_External_Sym);
|
|
if (!elf_bad_symtab (abfd))
|
|
sym_hashes_end -= symtab_hdr->sh_info;
|
|
|
|
rel_end = relocs + sec->reloc_count;
|
|
for (rel = relocs; rel < rel_end; rel++)
|
|
{
|
|
struct elf_link_hash_entry *h;
|
|
unsigned long r_symndx;
|
|
|
|
r_symndx = ELF32_R_SYM (rel->r_info);
|
|
if (r_symndx < symtab_hdr->sh_info)
|
|
h = NULL;
|
|
else
|
|
h = sym_hashes[r_symndx - symtab_hdr->sh_info];
|
|
}
|
|
|
|
return TRUE;
|
|
}
|
|
|
|
/* Perform a single relocation. By default we use the standard BFD
|
|
routines, but a few relocs, we have to do them ourselves. */
|
|
|
|
static bfd_reloc_status_type
|
|
msp430_final_link_relocate (howto, input_bfd, input_section,
|
|
contents, rel, relocation)
|
|
reloc_howto_type *howto;
|
|
bfd *input_bfd;
|
|
asection *input_section;
|
|
bfd_byte *contents;
|
|
Elf_Internal_Rela *rel;
|
|
bfd_vma relocation;
|
|
{
|
|
bfd_reloc_status_type r = bfd_reloc_ok;
|
|
bfd_vma x;
|
|
bfd_signed_vma srel;
|
|
|
|
switch (howto->type)
|
|
{
|
|
case R_MSP430_10_PCREL:
|
|
contents += rel->r_offset;
|
|
srel = (bfd_signed_vma) relocation;
|
|
srel += rel->r_addend;
|
|
srel -= rel->r_offset;
|
|
srel -= 2; /* Branch instructions add 2 to the PC... */
|
|
srel -= (input_section->output_section->vma +
|
|
input_section->output_offset);
|
|
|
|
if (srel & 1)
|
|
return bfd_reloc_outofrange;
|
|
|
|
/* MSP430 addresses commands as words. */
|
|
srel >>= 1;
|
|
|
|
/* Check for an overflow. */
|
|
if (srel < -512 || srel > 511)
|
|
return bfd_reloc_overflow;
|
|
|
|
x = bfd_get_16 (input_bfd, contents);
|
|
x = (x & 0xfc00) | (srel & 0x3ff);
|
|
bfd_put_16 (input_bfd, x, contents);
|
|
break;
|
|
|
|
case R_MSP430_16_PCREL:
|
|
contents += rel->r_offset;
|
|
srel = (bfd_signed_vma) relocation;
|
|
srel += rel->r_addend;
|
|
srel -= rel->r_offset;
|
|
/* Only branch instructions add 2 to the PC... */
|
|
srel -= (input_section->output_section->vma +
|
|
input_section->output_offset);
|
|
|
|
if (srel & 1)
|
|
return bfd_reloc_outofrange;
|
|
|
|
bfd_put_16 (input_bfd, srel & 0xffff, contents);
|
|
break;
|
|
|
|
case R_MSP430_16_PCREL_BYTE:
|
|
contents += rel->r_offset;
|
|
srel = (bfd_signed_vma) relocation;
|
|
srel += rel->r_addend;
|
|
srel -= rel->r_offset;
|
|
/* Only branch instructions add 2 to the PC... */
|
|
srel -= (input_section->output_section->vma +
|
|
input_section->output_offset);
|
|
|
|
bfd_put_16 (input_bfd, srel & 0xffff, contents);
|
|
break;
|
|
|
|
case R_MSP430_16_BYTE:
|
|
contents += rel->r_offset;
|
|
srel = (bfd_signed_vma) relocation;
|
|
srel += rel->r_addend;
|
|
bfd_put_16 (input_bfd, srel & 0xffff, contents);
|
|
break;
|
|
|
|
case R_MSP430_16:
|
|
contents += rel->r_offset;
|
|
srel = (bfd_signed_vma) relocation;
|
|
srel += rel->r_addend;
|
|
|
|
if (srel & 1)
|
|
return bfd_reloc_notsupported;
|
|
|
|
bfd_put_16 (input_bfd, srel & 0xffff, contents);
|
|
break;
|
|
|
|
default:
|
|
r = _bfd_final_link_relocate (howto, input_bfd, input_section,
|
|
contents, rel->r_offset,
|
|
relocation, rel->r_addend);
|
|
}
|
|
|
|
return r;
|
|
}
|
|
|
|
/* Relocate an MSP430 ELF section. */
|
|
|
|
static bfd_boolean
|
|
elf32_msp430_relocate_section (output_bfd, info, input_bfd, input_section,
|
|
contents, relocs, local_syms, local_sections)
|
|
bfd *output_bfd ATTRIBUTE_UNUSED;
|
|
struct bfd_link_info *info;
|
|
bfd *input_bfd;
|
|
asection *input_section;
|
|
bfd_byte *contents;
|
|
Elf_Internal_Rela *relocs;
|
|
Elf_Internal_Sym *local_syms;
|
|
asection **local_sections;
|
|
{
|
|
Elf_Internal_Shdr *symtab_hdr;
|
|
struct elf_link_hash_entry **sym_hashes;
|
|
Elf_Internal_Rela *rel;
|
|
Elf_Internal_Rela *relend;
|
|
|
|
symtab_hdr = &elf_tdata (input_bfd)->symtab_hdr;
|
|
sym_hashes = elf_sym_hashes (input_bfd);
|
|
relend = relocs + input_section->reloc_count;
|
|
|
|
for (rel = relocs; rel < relend; rel++)
|
|
{
|
|
reloc_howto_type *howto;
|
|
unsigned long r_symndx;
|
|
Elf_Internal_Sym *sym;
|
|
asection *sec;
|
|
struct elf_link_hash_entry *h;
|
|
bfd_vma relocation;
|
|
bfd_reloc_status_type r;
|
|
const char *name = NULL;
|
|
int r_type;
|
|
|
|
/* This is a final link. */
|
|
|
|
r_type = ELF32_R_TYPE (rel->r_info);
|
|
r_symndx = ELF32_R_SYM (rel->r_info);
|
|
howto = elf_msp430_howto_table + ELF32_R_TYPE (rel->r_info);
|
|
h = NULL;
|
|
sym = NULL;
|
|
sec = NULL;
|
|
|
|
if (r_symndx < symtab_hdr->sh_info)
|
|
{
|
|
sym = local_syms + r_symndx;
|
|
sec = local_sections[r_symndx];
|
|
relocation = _bfd_elf_rela_local_sym (output_bfd, sym, &sec, rel);
|
|
|
|
name = bfd_elf_string_from_elf_section
|
|
(input_bfd, symtab_hdr->sh_link, sym->st_name);
|
|
name = (name == NULL) ? bfd_section_name (input_bfd, sec) : name;
|
|
}
|
|
else
|
|
{
|
|
bfd_boolean unresolved_reloc, warned;
|
|
|
|
RELOC_FOR_GLOBAL_SYMBOL (info, input_bfd, input_section, rel,
|
|
r_symndx, symtab_hdr, sym_hashes,
|
|
h, sec, relocation,
|
|
unresolved_reloc, warned);
|
|
}
|
|
|
|
r = msp430_final_link_relocate (howto, input_bfd, input_section,
|
|
contents, rel, relocation);
|
|
|
|
if (r != bfd_reloc_ok)
|
|
{
|
|
const char *msg = (const char *) NULL;
|
|
|
|
switch (r)
|
|
{
|
|
case bfd_reloc_overflow:
|
|
r = info->callbacks->reloc_overflow
|
|
(info, name, howto->name, (bfd_vma) 0,
|
|
input_bfd, input_section, rel->r_offset);
|
|
break;
|
|
|
|
case bfd_reloc_undefined:
|
|
r = info->callbacks->undefined_symbol
|
|
(info, name, input_bfd, input_section, rel->r_offset, TRUE);
|
|
break;
|
|
|
|
case bfd_reloc_outofrange:
|
|
msg = _("internal error: out of range error");
|
|
break;
|
|
|
|
case bfd_reloc_notsupported:
|
|
msg = _("internal error: unsupported relocation error");
|
|
break;
|
|
|
|
case bfd_reloc_dangerous:
|
|
msg = _("internal error: dangerous relocation");
|
|
break;
|
|
|
|
default:
|
|
msg = _("internal error: unknown error");
|
|
break;
|
|
}
|
|
|
|
if (msg)
|
|
r = info->callbacks->warning
|
|
(info, msg, name, input_bfd, input_section, rel->r_offset);
|
|
|
|
if (!r)
|
|
return FALSE;
|
|
}
|
|
|
|
}
|
|
|
|
return TRUE;
|
|
}
|
|
|
|
/* The final processing done just before writing out a MSP430 ELF object
|
|
file. This gets the MSP430 architecture right based on the machine
|
|
number. */
|
|
|
|
static void
|
|
bfd_elf_msp430_final_write_processing (abfd, linker)
|
|
bfd *abfd;
|
|
bfd_boolean linker ATTRIBUTE_UNUSED;
|
|
{
|
|
unsigned long val;
|
|
|
|
switch (bfd_get_mach (abfd))
|
|
{
|
|
default:
|
|
case bfd_mach_msp110:
|
|
val = E_MSP430_MACH_MSP430x11x1;
|
|
break;
|
|
|
|
case bfd_mach_msp11:
|
|
val = E_MSP430_MACH_MSP430x11;
|
|
break;
|
|
|
|
case bfd_mach_msp12:
|
|
val = E_MSP430_MACH_MSP430x12;
|
|
break;
|
|
|
|
case bfd_mach_msp13:
|
|
val = E_MSP430_MACH_MSP430x13;
|
|
break;
|
|
|
|
case bfd_mach_msp14:
|
|
val = E_MSP430_MACH_MSP430x14;
|
|
break;
|
|
|
|
case bfd_mach_msp15:
|
|
val = E_MSP430_MACH_MSP430x15;
|
|
break;
|
|
|
|
case bfd_mach_msp16:
|
|
val = E_MSP430_MACH_MSP430x16;
|
|
break;
|
|
|
|
case bfd_mach_msp31:
|
|
val = E_MSP430_MACH_MSP430x31;
|
|
break;
|
|
|
|
case bfd_mach_msp32:
|
|
val = E_MSP430_MACH_MSP430x32;
|
|
break;
|
|
|
|
case bfd_mach_msp33:
|
|
val = E_MSP430_MACH_MSP430x33;
|
|
break;
|
|
|
|
case bfd_mach_msp41:
|
|
val = E_MSP430_MACH_MSP430x41;
|
|
break;
|
|
|
|
case bfd_mach_msp42:
|
|
val = E_MSP430_MACH_MSP430x42;
|
|
break;
|
|
|
|
case bfd_mach_msp43:
|
|
val = E_MSP430_MACH_MSP430x43;
|
|
break;
|
|
|
|
case bfd_mach_msp44:
|
|
val = E_MSP430_MACH_MSP430x44;
|
|
break;
|
|
}
|
|
|
|
elf_elfheader (abfd)->e_machine = EM_MSP430;
|
|
elf_elfheader (abfd)->e_flags &= ~EF_MSP430_MACH;
|
|
elf_elfheader (abfd)->e_flags |= val;
|
|
}
|
|
|
|
/* Set the right machine number. */
|
|
|
|
static bfd_boolean
|
|
elf32_msp430_object_p (abfd)
|
|
bfd *abfd;
|
|
{
|
|
int e_set = bfd_mach_msp14;
|
|
|
|
if (elf_elfheader (abfd)->e_machine == EM_MSP430
|
|
|| elf_elfheader (abfd)->e_machine == EM_MSP430_OLD)
|
|
{
|
|
int e_mach = elf_elfheader (abfd)->e_flags & EF_MSP430_MACH;
|
|
|
|
switch (e_mach)
|
|
{
|
|
default:
|
|
case E_MSP430_MACH_MSP430x11:
|
|
e_set = bfd_mach_msp11;
|
|
break;
|
|
|
|
case E_MSP430_MACH_MSP430x11x1:
|
|
e_set = bfd_mach_msp110;
|
|
break;
|
|
|
|
case E_MSP430_MACH_MSP430x12:
|
|
e_set = bfd_mach_msp12;
|
|
break;
|
|
|
|
case E_MSP430_MACH_MSP430x13:
|
|
e_set = bfd_mach_msp13;
|
|
break;
|
|
|
|
case E_MSP430_MACH_MSP430x14:
|
|
e_set = bfd_mach_msp14;
|
|
break;
|
|
|
|
case E_MSP430_MACH_MSP430x15:
|
|
e_set = bfd_mach_msp15;
|
|
break;
|
|
|
|
case E_MSP430_MACH_MSP430x16:
|
|
e_set = bfd_mach_msp16;
|
|
break;
|
|
|
|
case E_MSP430_MACH_MSP430x31:
|
|
e_set = bfd_mach_msp31;
|
|
break;
|
|
|
|
case E_MSP430_MACH_MSP430x32:
|
|
e_set = bfd_mach_msp32;
|
|
break;
|
|
|
|
case E_MSP430_MACH_MSP430x33:
|
|
e_set = bfd_mach_msp33;
|
|
break;
|
|
|
|
case E_MSP430_MACH_MSP430x41:
|
|
e_set = bfd_mach_msp41;
|
|
break;
|
|
|
|
case E_MSP430_MACH_MSP430x42:
|
|
e_set = bfd_mach_msp42;
|
|
break;
|
|
|
|
case E_MSP430_MACH_MSP430x43:
|
|
e_set = bfd_mach_msp43;
|
|
break;
|
|
|
|
case E_MSP430_MACH_MSP430x44:
|
|
e_set = bfd_mach_msp44;
|
|
break;
|
|
}
|
|
}
|
|
|
|
return bfd_default_set_arch_mach (abfd, bfd_arch_msp430, e_set);
|
|
}
|
|
|
|
static void
|
|
elf32_msp430_post_process_headers (abfd, link_info)
|
|
bfd *abfd;
|
|
struct bfd_link_info *link_info ATTRIBUTE_UNUSED;
|
|
{
|
|
Elf_Internal_Ehdr *i_ehdrp; /* ELF file header, internal form. */
|
|
|
|
i_ehdrp = elf_elfheader (abfd);
|
|
|
|
#ifndef ELFOSABI_STANDALONE
|
|
#define ELFOSABI_STANDALONE 255
|
|
#endif
|
|
|
|
i_ehdrp->e_ident[EI_OSABI] = ELFOSABI_STANDALONE;
|
|
}
|
|
|
|
|
|
#define ELF_ARCH bfd_arch_msp430
|
|
#define ELF_MACHINE_CODE EM_MSP430
|
|
#define ELF_MACHINE_ALT1 EM_MSP430_OLD
|
|
#define ELF_MAXPAGESIZE 1
|
|
|
|
#define TARGET_LITTLE_SYM bfd_elf32_msp430_vec
|
|
#define TARGET_LITTLE_NAME "elf32-msp430"
|
|
|
|
#define elf_info_to_howto msp430_info_to_howto_rela
|
|
#define elf_info_to_howto_rel NULL
|
|
#define elf_backend_relocate_section elf32_msp430_relocate_section
|
|
#define elf_backend_gc_mark_hook elf32_msp430_gc_mark_hook
|
|
#define elf_backend_gc_sweep_hook elf32_msp430_gc_sweep_hook
|
|
#define elf_backend_check_relocs elf32_msp430_check_relocs
|
|
#define elf_backend_can_gc_sections 1
|
|
#define elf_backend_final_write_processing bfd_elf_msp430_final_write_processing
|
|
#define elf_backend_object_p elf32_msp430_object_p
|
|
#define elf_backend_post_process_headers elf32_msp430_post_process_headers
|
|
|
|
#include "elf32-target.h"
|