/* Alpha specific support for 64-bit ELF
Copyright 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005,
- 2006, 2007 Free Software Foundation, Inc.
+ 2006, 2007, 2008 Free Software Foundation, Inc.
Contributed by Richard Henderson <rth@tamu.edu>.
This file is part of BFD, the Binary File Descriptor library.
#define alpha_elf_tdata(abfd) \
((struct alpha_elf_obj_tdata *) (abfd)->tdata.any)
+#define is_alpha_elf(bfd) \
+ (bfd_get_flavour (bfd) == bfd_target_elf_flavour \
+ && elf_tdata (bfd) != NULL \
+ && elf_object_id (bfd) == ALPHA_ELF_TDATA)
+
static bfd_boolean
elf64_alpha_mkobject (bfd *abfd)
{
- if (abfd->tdata.any == NULL)
- {
- bfd_size_type amt = sizeof (struct alpha_elf_obj_tdata);
- abfd->tdata.any = bfd_zalloc (abfd, amt);
- if (abfd->tdata.any == NULL)
- return FALSE;
- }
- return bfd_elf_mkobject (abfd);
+ return bfd_elf_allocate_object (abfd, sizeof (struct alpha_elf_obj_tdata),
+ ALPHA_ELF_TDATA);
}
static bfd_boolean
flagword flags;
asection *s;
+ if (! is_alpha_elf (abfd))
+ return FALSE;
+
flags = (SEC_ALLOC | SEC_LOAD | SEC_HAS_CONTENTS | SEC_IN_MEMORY
| SEC_LINKER_CREATED);
s = bfd_make_section_anyway_with_flags (abfd, ".got", flags);
flagword flags;
struct elf_link_hash_entry *h;
+ if (! is_alpha_elf (abfd))
+ return FALSE;
+
/* We need to create .plt, .rela.plt, .got, and .rela.got sections. */
flags = (SEC_ALLOC | SEC_LOAD | SEC_CODE | SEC_HAS_CONTENTS | SEC_IN_MEMORY
{
bfd *dynobj;
asection *sreloc;
- const char *rel_sec_name;
Elf_Internal_Shdr *symtab_hdr;
struct alpha_elf_link_hash_entry **sym_hashes;
const Elf_Internal_Rela *rel, *relend;
if ((sec->flags & SEC_ALLOC) == 0)
return TRUE;
- dynobj = elf_hash_table(info)->dynobj;
+ BFD_ASSERT (is_alpha_elf (abfd));
+
+ dynobj = elf_hash_table (info)->dynobj;
if (dynobj == NULL)
- elf_hash_table(info)->dynobj = dynobj = abfd;
+ elf_hash_table (info)->dynobj = dynobj = abfd;
sreloc = NULL;
- rel_sec_name = NULL;
- symtab_hdr = &elf_tdata(abfd)->symtab_hdr;
- sym_hashes = alpha_elf_sym_hashes(abfd);
+ symtab_hdr = &elf_symtab_hdr (abfd);
+ sym_hashes = alpha_elf_sym_hashes (abfd);
relend = relocs + sec->reloc_count;
for (rel = relocs; rel < relend; ++rel)
if (need & NEED_DYNREL)
{
- if (rel_sec_name == NULL)
- {
- rel_sec_name = (bfd_elf_string_from_elf_section
- (abfd, elf_elfheader(abfd)->e_shstrndx,
- elf_section_data(sec)->rel_hdr.sh_name));
- if (rel_sec_name == NULL)
- return FALSE;
-
- BFD_ASSERT (CONST_STRNEQ (rel_sec_name, ".rela")
- && strcmp (bfd_get_section_name (abfd, sec),
- rel_sec_name+5) == 0);
- }
-
/* We need to create the section here now whether we eventually
use it or not so that it gets mapped to an output section by
- the linker. If not used, we'll kill it in
- size_dynamic_sections. */
+ the linker. If not used, we'll kill it in size_dynamic_sections. */
if (sreloc == NULL)
{
- sreloc = bfd_get_section_by_name (dynobj, rel_sec_name);
+ sreloc = _bfd_elf_make_dynamic_reloc_section
+ (sec, dynobj, 3, abfd, /*rela?*/ TRUE);
+
if (sreloc == NULL)
- {
- flagword flags;
-
- flags = (SEC_HAS_CONTENTS | SEC_IN_MEMORY
- | SEC_LINKER_CREATED | SEC_READONLY);
- if (sec->flags & SEC_ALLOC)
- flags |= SEC_ALLOC | SEC_LOAD;
- sreloc = bfd_make_section_with_flags (dynobj,
- rel_sec_name,
- flags);
- if (sreloc == NULL
- || !bfd_set_section_alignment (dynobj, sreloc, 3))
- return FALSE;
- }
+ return FALSE;
}
if (h)
{
for (i = info->input_bfds; i ; i = i->link_next)
{
- bfd *this_got = alpha_elf_tdata (i)->gotobj;
+ bfd *this_got;
+
+ if (! is_alpha_elf (i))
+ continue;
+
+ this_got = alpha_elf_tdata (i)->gotobj;
if (this_got == NULL)
continue;
}
cur_got_obj = got_list;
+ if (cur_got_obj == NULL)
+ return FALSE;
+
i = alpha_elf_tdata(cur_got_obj)->got_link_next;
while (i != NULL)
{
/* We've now determined that we can skip an initial gp load. Verify
that the call and the target use the same gp. */
- if (info->link_info->hash->creator != info->tsec->owner->xvec
+ if (info->link_info->output_bfd->xvec != info->tsec->owner->xvec
|| info->gotobj != alpha_elf_tdata (info->tsec->owner)->gotobj)
return 0;
|| sec->reloc_count == 0)
return TRUE;
+ BFD_ASSERT (is_alpha_elf (abfd));
+
/* Make sure our GOT and PLT tables are up-to-date. */
if (alpha_elf_hash_table(link_info)->relax_trip != link_info->relax_trip)
{
}
}
- symtab_hdr = &elf_tdata (abfd)->symtab_hdr;
+ symtab_hdr = &elf_symtab_hdr (abfd);
local_got_entries = alpha_elf_tdata(abfd)->local_got_entries;
/* Load the relocations for this section. */
struct elf_link_hash_entry **sym_hashes;
bfd_boolean ret_val = TRUE;
- symtab_hdr_sh_info = elf_tdata (input_bfd)->symtab_hdr.sh_info;
+ symtab_hdr_sh_info = elf_symtab_hdr (input_bfd).sh_info;
sym_hashes = elf_sym_hashes (input_bfd);
relend = relocs + input_section->reloc_count;
struct alpha_elf_got_entry **local_got_entries;
bfd_boolean ret_val;
+ BFD_ASSERT (is_alpha_elf (input_bfd));
+
/* Handle relocatable links with a smaller loop. */
if (info->relocatable)
return elf64_alpha_relocate_section_r (output_bfd, info, input_bfd,
ret_val = TRUE;
- symtab_hdr = &elf_tdata (input_bfd)->symtab_hdr;
+ symtab_hdr = &elf_symtab_hdr (input_bfd);
dynobj = elf_hash_table (info)->dynobj;
if (dynobj)
input_section = p->u.indirect.section;
input_bfd = input_section->owner;
- if (bfd_get_flavour (input_bfd) != bfd_target_elf_flavour
- || (get_elf_backend_data (input_bfd)
- ->elf_backend_ecoff_debug_swap) == NULL)
- {
- /* I don't know what a non ALPHA ELF bfd would be
- doing with a .mdebug section, but I don't really
- want to deal with it. */
- continue;
- }
+ if (! is_alpha_elf (input_bfd))
+ /* I don't know what a non ALPHA ELF bfd would be
+ doing with a .mdebug section, but I don't really
+ want to deal with it. */
+ continue;
input_swap = (get_elf_backend_data (input_bfd)
->elf_backend_ecoff_debug_swap);
#define elf_backend_add_symbol_hook \
elf64_alpha_add_symbol_hook
+#define elf_backend_relocs_compatible \
+ _bfd_elf_relocs_compatible
#define elf_backend_check_relocs \
elf64_alpha_check_relocs
#define elf_backend_create_dynamic_sections \