/* i370-specific support for 32-bit ELF
Copyright 1994, 1995, 1996, 1997, 1998, 2000, 2001, 2002, 2003, 2004,
- 2005, 2006 Free Software Foundation, Inc.
+ 2005, 2006, 2007, 2008, 2010 Free Software Foundation, Inc.
Written by Ian Lance Taylor, Cygnus Support.
Hacked by Linas Vepstas for i370 linas@linas.org
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,
else is a wild card. In particular, don't expect shared libs or
dynamic loading to work ... its never been tested. */
-#include "bfd.h"
#include "sysdep.h"
+#include "bfd.h"
#include "bfdlink.h"
#include "libbfd.h"
#include "elf-bfd.h"
return i370_elf_howto_table[ (int)i370_reloc ];
};
+static reloc_howto_type *
+i370_elf_reloc_name_lookup (bfd *abfd ATTRIBUTE_UNUSED,
+ const char *r_name)
+{
+ unsigned int i;
+
+ for (i = 0;
+ i < sizeof (i370_elf_howto_raw) / sizeof (i370_elf_howto_raw[0]);
+ i++)
+ if (i370_elf_howto_raw[i].name != NULL
+ && strcasecmp (i370_elf_howto_raw[i].name, r_name) == 0)
+ return &i370_elf_howto_raw[i];
+
+ return NULL;
+}
+
/* The name of the dynamic interpreter. This is put in the .interp
section. */
newsect = hdr->bfd_section;
flags = bfd_get_section_flags (abfd, newsect);
- if (hdr->sh_flags & SHF_EXCLUDE)
- flags |= SEC_EXCLUDE;
-
if (hdr->sh_type == SHT_ORDERED)
flags |= SEC_SORT_ENTRIES;
{
bfd *dynobj = elf_hash_table (info)->dynobj;
asection *s;
- unsigned int power_of_two;
#ifdef DEBUG
fprintf (stderr, "i370_elf_adjust_dynamic_symbol called for %s\n",
h->needs_copy = 1;
}
- /* We need to figure out the alignment required for this symbol. I
- have no idea how ELF linkers handle this. */
- power_of_two = bfd_log2 (h->size);
- if (power_of_two > 4)
- power_of_two = 4;
-
- /* Apply the required alignment. */
- s->size = BFD_ALIGN (s->size, (bfd_size_type) (1 << power_of_two));
- if (power_of_two > bfd_get_section_alignment (dynobj, s))
- {
- if (! bfd_set_section_alignment (dynobj, s, power_of_two))
- return FALSE;
- }
-
- /* Define the symbol as being at this point in the section. */
- h->root.u.def.section = s;
- h->root.u.def.value = s->size;
-
- /* Increment the section size to make room for the symbol. */
- s->size += h->size;
-
- return TRUE;
+ return _bfd_elf_adjust_dynamic_copy (h, s);
}
\f
/* Increment the index of a dynamic symbol by a given amount. Called
struct elf_link_hash_entry **sym_hashes;
const Elf_Internal_Rela *rel;
const Elf_Internal_Rela *rel_end;
- bfd_vma *local_got_offsets;
asection *sreloc;
if (info->relocatable)
dynobj = elf_hash_table (info)->dynobj;
symtab_hdr = &elf_tdata (abfd)->symtab_hdr;
sym_hashes = elf_sym_hashes (abfd);
- local_got_offsets = elf_local_got_offsets (abfd);
sreloc = NULL;
#endif
if (sreloc == NULL)
{
- const char *name;
-
- name = (bfd_elf_string_from_elf_section
- (abfd,
- elf_elfheader (abfd)->e_shstrndx,
- elf_section_data (sec)->rel_hdr.sh_name));
- if (name == NULL)
- return FALSE;
+ sreloc = _bfd_elf_make_dynamic_reloc_section
+ (sec, dynobj, 2, abfd, /*rela?*/ TRUE);
- BFD_ASSERT (CONST_STRNEQ (name, ".rela")
- && strcmp (bfd_get_section_name (abfd, sec), name + 5) == 0);
-
- sreloc = bfd_get_section_by_name (dynobj, name);
if (sreloc == NULL)
- {
- flagword flags;
-
- flags = (SEC_HAS_CONTENTS | SEC_READONLY
- | SEC_IN_MEMORY | SEC_LINKER_CREATED);
- if ((sec->flags & SEC_ALLOC) != 0)
- flags |= SEC_ALLOC | SEC_LOAD;
- sreloc = bfd_make_section_with_flags (dynobj, name,
- flags);
- if (sreloc == NULL
- || ! bfd_set_section_alignment (dynobj, sreloc, 2))
- return FALSE;
- }
+ return FALSE;
}
sreloc->size += sizeof (Elf32_External_Rela);
{
Elf_Internal_Shdr *symtab_hdr = &elf_tdata (input_bfd)->symtab_hdr;
struct elf_link_hash_entry **sym_hashes = elf_sym_hashes (input_bfd);
- bfd *dynobj = elf_hash_table (info)->dynobj;
Elf_Internal_Rela *rel = relocs;
Elf_Internal_Rela *relend = relocs + input_section->reloc_count;
asection *sreloc = NULL;
- bfd_vma *local_got_offsets;
bfd_boolean ret = TRUE;
#ifdef DEBUG
/* Initialize howto table if needed. */
i370_elf_howto_init ();
- local_got_offsets = elf_local_got_offsets (input_bfd);
-
for (; rel < relend; rel++)
{
enum i370_reloc_type r_type = (enum i370_reloc_type) ELF32_R_TYPE (rel->r_info);
if (sreloc == NULL)
{
- const char *name;
-
- name = (bfd_elf_string_from_elf_section
- (input_bfd,
- elf_elfheader (input_bfd)->e_shstrndx,
- elf_section_data (input_section)->rel_hdr.sh_name));
- if (name == NULL)
+ sreloc = _bfd_elf_get_dynamic_reloc_section
+ (input_bfd, input_section, /*rela?*/ TRUE);
+ if (sreloc == NULL)
return FALSE;
-
- BFD_ASSERT (CONST_STRNEQ (name, ".rela")
- && strcmp (bfd_get_section_name (input_bfd,
- input_section),
- name + 5) == 0);
-
- sreloc = bfd_get_section_by_name (dynobj, name);
- BFD_ASSERT (sreloc != NULL);
}
skip = 0;
#define elf_backend_rela_normal 1
#define bfd_elf32_bfd_reloc_type_lookup i370_elf_reloc_type_lookup
+#define bfd_elf32_bfd_reloc_name_lookup i370_elf_reloc_name_lookup
#define bfd_elf32_bfd_set_private_flags i370_elf_set_private_flags
#define bfd_elf32_bfd_merge_private_bfd_data i370_elf_merge_private_bfd_data
#define elf_backend_relocate_section i370_elf_relocate_section