/* SuperH SH64-specific support for 32-bit ELF
- Copyright 2000, 2001, 2002, 2003 Free Software Foundation, Inc.
+ Copyright (C) 2000-2014 Free Software Foundation, Inc.
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
+ 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,
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. */
+ Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston,
+ MA 02110-1301, USA. */
#define SH64_ELF
-#include "bfd.h"
#include "sysdep.h"
+#include "bfd.h"
#include "elf-bfd.h"
#include "../opcodes/sh64-opc.h"
#include "elf32-sh64.h"
static int sh64_elf_get_symbol_type
(Elf_Internal_Sym *, int);
static bfd_boolean sh64_elf_add_symbol_hook
- (bfd *, struct bfd_link_info *, const Elf_Internal_Sym *, const char **,
+ (bfd *, struct bfd_link_info *, Elf_Internal_Sym *, const char **,
flagword *, asection **, bfd_vma *);
-static bfd_boolean sh64_elf_link_output_symbol_hook
- (bfd *, struct bfd_link_info *, const char *, Elf_Internal_Sym *,
- asection *);
+static int sh64_elf_link_output_symbol_hook
+ (struct bfd_link_info *, const char *, Elf_Internal_Sym *, asection *,
+ struct elf_link_hash_entry *);
static bfd_boolean sh64_backend_section_from_shdr
- (bfd *, Elf_Internal_Shdr *, const char *);
+ (bfd *, Elf_Internal_Shdr *, const char *, int);
static void sh64_elf_final_write_processing
(bfd *, bfd_boolean);
static bfd_boolean sh64_bfd_elf_copy_private_section_data
#define elf_backend_add_symbol_hook sh64_elf_add_symbol_hook
#define elf_backend_link_output_symbol_hook \
sh64_elf_link_output_symbol_hook
+#define elf_backend_merge_symbol_attribute sh64_elf_merge_symbol_attribute
#define elf_backend_final_write_processing sh64_elf_final_write_processing
#define elf_backend_section_from_shdr sh64_backend_section_from_shdr
#define elf_backend_special_sections sh64_elf_special_sections
+#define elf_backend_section_flags sh64_elf_section_flags
#define bfd_elf32_new_section_hook sh64_elf_new_section_hook
/* This COFF-only function (only compiled with COFF support, making
ELF-only chains problematic) returns TRUE early for SH4, so let's just
define it TRUE here. */
-#define _bfd_sh_align_load_span(a,b,c,d,e,f,g,h,i,j) TRUE
+#define _bfd_sh_align_load_span(a,b,c,d,e,f,g,h,i,j) \
+ ((void) f, (void) h, (void) i, TRUE)
#define GOT_BIAS (-((long)-32768))
#define INCLUDE_SHMEDIA
+#define SH_TARGET_ALREADY_DEFINED
#include "elf32-sh.c"
/* Tack some extra info on struct bfd_elf_section_data. */
static bfd_boolean
sh64_elf_new_section_hook (bfd *abfd, asection *sec)
{
- struct _sh64_elf_section_data *sdata;
- bfd_size_type amt = sizeof (*sdata);
+ if (!sec->used_by_bfd)
+ {
+ struct _sh64_elf_section_data *sdata;
+ bfd_size_type amt = sizeof (*sdata);
- sdata = (struct _sh64_elf_section_data *) bfd_zalloc (abfd, amt);
- if (sdata == NULL)
- return FALSE;
- sec->used_by_bfd = sdata;
+ sdata = bfd_zalloc (abfd, amt);
+ if (sdata == NULL)
+ return FALSE;
+ sec->used_by_bfd = sdata;
+ }
return _bfd_elf_new_section_hook (abfd, sec);
}
sh64_elf_set_mach_from_flags (bfd *abfd)
{
flagword flags = elf_elfheader (abfd)->e_flags;
- asection *cranges;
switch (flags & EF_SH_MACH_MASK)
{
return FALSE;
}
- /* We also need to set SEC_DEBUGGING on an incoming .cranges section.
- We could have used elf_backend_section_flags if it had given us the
- section name; the bfd_section member in the header argument is not
- set at the point of the call. FIXME: Find out whether that is by
- undocumented design or a bug. */
- cranges = bfd_get_section_by_name (abfd, SH64_CRANGES_SECTION_NAME);
- if (cranges != NULL
- && ! bfd_set_section_flags (abfd, cranges,
- bfd_get_section_flags (abfd, cranges)
- | SEC_DEBUGGING))
+ return TRUE;
+}
+
+static bfd_boolean
+sh64_elf_section_flags (flagword *flags,
+ const Elf_Internal_Shdr *hdr)
+{
+ if (hdr->bfd_section == NULL)
return FALSE;
+ if (strcmp (hdr->bfd_section->name, SH64_CRANGES_SECTION_NAME) == 0)
+ *flags |= SEC_DEBUGGING;
+
return TRUE;
}
== elf_elfheader (ibfd)->e_flags));
elf_elfheader (obfd)->e_flags = elf_elfheader (ibfd)->e_flags;
- return TRUE;
+
+ return _bfd_elf_copy_private_bfd_data (ibfd, obfd);
}
static bfd_boolean
}
/* Handle a SH64-specific section when reading an object file. This
- is called when elfcode.h finds a section with an unknown type.
+ is called when bfd_section_from_shdr finds a section with an unknown
+ type.
We only recognize SHT_SH5_CR_SORTED, on the .cranges section. */
bfd_boolean
sh64_backend_section_from_shdr (bfd *abfd, Elf_Internal_Shdr *hdr,
- const char *name)
+ const char *name, int shindex)
{
flagword flags = 0;
return FALSE;
}
- if (! _bfd_elf_make_section_from_shdr (abfd, hdr, name))
+ if (! _bfd_elf_make_section_from_shdr (abfd, hdr, name, shindex))
return FALSE;
if (flags
static bfd_boolean
sh64_elf_add_symbol_hook (bfd *abfd, struct bfd_link_info *info,
- const Elf_Internal_Sym *sym, const char **namep,
+ Elf_Internal_Sym *sym, const char **namep,
flagword *flagsp ATTRIBUTE_UNUSED,
asection **secp, bfd_vma *valp)
{
/* We want to do this for relocatable as well as final linking. */
if (ELF_ST_TYPE (sym->st_info) == STT_DATALABEL
- && info->hash->creator->flavour == bfd_target_elf_flavour)
+ && is_elf_hash_table (info->hash))
{
struct elf_link_hash_entry *h;
}
h = (struct elf_link_hash_entry *) bh;
- h->elf_link_hash_flags &=~ ELF_LINK_NON_ELF;
+ h->non_elf = 0;
h->type = STT_DATALABEL;
}
else
we don't need to look up and make sure to emit the main symbol for each
DataLabel symbol. */
-bfd_boolean
-sh64_elf_link_output_symbol_hook (bfd *abfd ATTRIBUTE_UNUSED,
- struct bfd_link_info *info,
+static int
+sh64_elf_link_output_symbol_hook (struct bfd_link_info *info,
const char *cname,
Elf_Internal_Sym *sym,
- asection *input_sec ATTRIBUTE_UNUSED)
+ asection *input_sec ATTRIBUTE_UNUSED,
+ struct elf_link_hash_entry *h ATTRIBUTE_UNUSED)
{
char *name = (char *) cname;
name[strlen (name) - strlen (DATALABEL_SUFFIX)] = 0;
}
- return TRUE;
+ return 1;
}
/* Check a SH64-specific reloc and put the value to relocate to into
if (dropped != 0)
{
(*_bfd_error_handler)
- (_("%s: error: unaligned relocation type %d at %08x reloc %08x\n"),
- bfd_get_filename (input_section->owner), ELF32_R_TYPE (rel->r_info),
- (unsigned)rel->r_offset, (unsigned)relocation);
+ (_("%B: error: unaligned relocation type %d at %08x reloc %p\n"),
+ input_section->owner, ELF32_R_TYPE (rel->r_info),
+ (unsigned) rel->r_offset, relocation);
return FALSE;
}
{
bfd_vma vma;
bfd_size_type size;
+
struct sh64_find_section_vma_data *fsec_datap
= (struct sh64_find_section_vma_data *) data;
if (fsec_datap->addr < vma)
return;
- /* FIXME: section->reloc_done isn't set properly; a generic buglet
- preventing us from using bfd_get_section_size_after_reloc. */
- size
- = section->_cooked_size ? section->_cooked_size : section->_raw_size;
-
+ size = section->size;
if (fsec_datap->addr >= vma + size)
return;
= sh64_elf_section_data (cranges)->sh64_info->cranges_growth) != 0)
{
bfd_vma incoming_cranges_size
- = ((cranges->_cooked_size != 0
- ? cranges->_cooked_size : cranges->_raw_size)
- - ld_generated_cranges_size);
+ = cranges->size - ld_generated_cranges_size;
if (! bfd_set_section_contents (abfd, cranges,
cranges->contents
/* If we have a .cranges section, sort the entries. */
if (cranges != NULL)
{
- bfd_size_type cranges_size
- = (cranges->_cooked_size != 0
- ? cranges->_cooked_size : cranges->_raw_size);
+ bfd_size_type cranges_size = cranges->size;
/* We know we always have these in memory at this time. */
BFD_ASSERT (cranges->contents != NULL);
}
}
-static struct bfd_elf_special_section const sh64_elf_special_sections[]=
+/* Merge non visibility st_other attribute when the symbol comes from
+ a dynamic object. */
+static void
+sh64_elf_merge_symbol_attribute (struct elf_link_hash_entry *h,
+ const Elf_Internal_Sym *isym,
+ bfd_boolean definition,
+ bfd_boolean dynamic ATTRIBUTE_UNUSED)
+{
+ if ((isym->st_other & ~ELF_ST_VISIBILITY (-1)) != 0)
+ {
+ unsigned char other;
+
+ /* Take the balance of OTHER from the definition. */
+ other = (definition ? isym->st_other : h->other);
+ other &= ~ ELF_ST_VISIBILITY (-1);
+ h->other = other | ELF_ST_VISIBILITY (h->other);
+ }
+
+ return;
+}
+
+static const struct bfd_elf_special_section sh64_elf_special_sections[] =
{
- { ".cranges", 0, NULL, 0,
- SHT_PROGBITS, 0 },
- { NULL, 0, NULL, 0,
- 0, 0 }
+ { STRING_COMMA_LEN (".cranges"), 0, SHT_PROGBITS, 0 },
+ { NULL, 0, 0, 0, 0 }
};
#undef TARGET_BIG_SYM
-#define TARGET_BIG_SYM bfd_elf32_sh64_vec
+#define TARGET_BIG_SYM sh64_elf32_vec
#undef TARGET_BIG_NAME
#define TARGET_BIG_NAME "elf32-sh64"
#undef TARGET_LITTLE_SYM
-#define TARGET_LITTLE_SYM bfd_elf32_sh64l_vec
+#define TARGET_LITTLE_SYM sh64_elf32_le_vec
#undef TARGET_LITTLE_NAME
#define TARGET_LITTLE_NAME "elf32-sh64l"
/* NetBSD support. */
#undef TARGET_BIG_SYM
-#define TARGET_BIG_SYM bfd_elf32_sh64nbsd_vec
+#define TARGET_BIG_SYM sh64_elf32_nbsd_vec
#undef TARGET_BIG_NAME
#define TARGET_BIG_NAME "elf32-sh64-nbsd"
#undef TARGET_LITTLE_SYM
-#define TARGET_LITTLE_SYM bfd_elf32_sh64lnbsd_vec
+#define TARGET_LITTLE_SYM sh64_elf32_nbsd_le_vec
#undef TARGET_LITTLE_NAME
#define TARGET_LITTLE_NAME "elf32-sh64l-nbsd"
#undef ELF_MAXPAGESIZE
#define ELF_MAXPAGESIZE 0x10000
+#undef ELF_COMMONPAGESIZE
#undef elf_symbol_leading_char
#define elf_symbol_leading_char 0
#undef elf32_bed
/* Linux support. */
#undef TARGET_BIG_SYM
-#define TARGET_BIG_SYM bfd_elf32_sh64blin_vec
+#define TARGET_BIG_SYM sh64_elf32_linux_be_vec
#undef TARGET_BIG_NAME
#define TARGET_BIG_NAME "elf32-sh64big-linux"
#undef TARGET_LITTLE_SYM
-#define TARGET_LITTLE_SYM bfd_elf32_sh64lin_vec
+#define TARGET_LITTLE_SYM sh64_elf32_linux_vec
#undef TARGET_LITTLE_NAME
#define TARGET_LITTLE_NAME "elf32-sh64-linux"
#undef elf32_bed
#define elf32_bed elf32_sh64_lin_bed
+#undef ELF_COMMONPAGESIZE
+#define ELF_COMMONPAGESIZE 0x1000
#include "elf32-target.h"