/* SPARC ELF specific backend routines.
|
/* SPARC ELF specific backend routines.
|
Copyright 2005, 2006, 2007, 2009, 2010 Free Software Foundation, Inc.
|
Copyright 2005, 2006, 2007, 2009, 2010 Free Software Foundation, Inc.
|
|
|
This file is part of BFD, the Binary File Descriptor library.
|
This file is part of BFD, the Binary File Descriptor library.
|
|
|
This program is free software; you can redistribute it and/or modify
|
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
|
it under the terms of the GNU General Public License as published by
|
the Free Software Foundation; either version 3 of the License, or
|
the Free Software Foundation; either version 3 of the License, or
|
(at your option) any later version.
|
(at your option) any later version.
|
|
|
This program is distributed in the hope that it will be useful,
|
This program is distributed in the hope that it will be useful,
|
but WITHOUT ANY WARRANTY; without even the implied warranty of
|
but WITHOUT ANY WARRANTY; without even the implied warranty of
|
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
GNU General Public License for more details.
|
GNU General Public License for more details.
|
|
|
You should have received a copy of the GNU General Public License
|
You should have received a copy of the GNU General Public License
|
along with this program; if not, write to the Free Software
|
along with this program; if not, write to the Free Software
|
Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston,
|
Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston,
|
MA 02110-1301, USA. */
|
MA 02110-1301, USA. */
|
|
|
#include "elf/common.h"
|
#include "elf/common.h"
|
#include "elf/internal.h"
|
#include "elf/internal.h"
|
|
|
struct _bfd_sparc_elf_section_data
|
struct _bfd_sparc_elf_section_data
|
{
|
{
|
struct bfd_elf_section_data elf;
|
struct bfd_elf_section_data elf;
|
unsigned int do_relax, reloc_count;
|
unsigned int do_relax, reloc_count;
|
};
|
};
|
|
|
#define sec_do_relax(sec) \
|
#define sec_do_relax(sec) \
|
((struct _bfd_sparc_elf_section_data *) elf_section_data (sec))->do_relax
|
((struct _bfd_sparc_elf_section_data *) elf_section_data (sec))->do_relax
|
#define canon_reloc_count(sec) \
|
#define canon_reloc_count(sec) \
|
((struct _bfd_sparc_elf_section_data *) elf_section_data (sec))->reloc_count
|
((struct _bfd_sparc_elf_section_data *) elf_section_data (sec))->reloc_count
|
|
|
struct _bfd_sparc_elf_app_reg
|
struct _bfd_sparc_elf_app_reg
|
{
|
{
|
unsigned char bind;
|
unsigned char bind;
|
unsigned short shndx;
|
unsigned short shndx;
|
bfd *abfd;
|
bfd *abfd;
|
char *name;
|
char *name;
|
};
|
};
|
|
|
/* Sparc ELF linker hash table. */
|
/* Sparc ELF linker hash table. */
|
|
|
struct _bfd_sparc_elf_link_hash_table
|
struct _bfd_sparc_elf_link_hash_table
|
{
|
{
|
struct elf_link_hash_table elf;
|
struct elf_link_hash_table elf;
|
|
|
/* Short-cuts to get to dynamic linker sections. */
|
/* Short-cuts to get to dynamic linker sections. */
|
asection *sdynbss;
|
asection *sdynbss;
|
asection *srelbss;
|
asection *srelbss;
|
|
|
union
|
union
|
{
|
{
|
bfd_signed_vma refcount;
|
bfd_signed_vma refcount;
|
bfd_vma offset;
|
bfd_vma offset;
|
} tls_ldm_got;
|
} tls_ldm_got;
|
|
|
/* Small local sym cache. */
|
/* Small local sym cache. */
|
struct sym_cache sym_cache;
|
struct sym_cache sym_cache;
|
|
|
/* Used by local STT_GNU_IFUNC symbols. */
|
/* Used by local STT_GNU_IFUNC symbols. */
|
htab_t loc_hash_table;
|
htab_t loc_hash_table;
|
void *loc_hash_memory;
|
void *loc_hash_memory;
|
|
|
/* True if the target system is VxWorks. */
|
/* True if the target system is VxWorks. */
|
int is_vxworks;
|
int is_vxworks;
|
|
|
/* The (unloaded but important) .rela.plt.unloaded section, for VxWorks. */
|
/* The (unloaded but important) .rela.plt.unloaded section, for VxWorks. */
|
asection *srelplt2;
|
asection *srelplt2;
|
|
|
void (*put_word) (bfd *, bfd_vma, void *);
|
void (*put_word) (bfd *, bfd_vma, void *);
|
bfd_vma (*r_info) (Elf_Internal_Rela *, bfd_vma, bfd_vma);
|
bfd_vma (*r_info) (Elf_Internal_Rela *, bfd_vma, bfd_vma);
|
bfd_vma (*r_symndx) (bfd_vma);
|
bfd_vma (*r_symndx) (bfd_vma);
|
int (*build_plt_entry) (bfd *, asection *, bfd_vma, bfd_vma, bfd_vma *);
|
int (*build_plt_entry) (bfd *, asection *, bfd_vma, bfd_vma, bfd_vma *);
|
const char *dynamic_interpreter;
|
const char *dynamic_interpreter;
|
int dynamic_interpreter_size;
|
int dynamic_interpreter_size;
|
unsigned int word_align_power;
|
unsigned int word_align_power;
|
unsigned int align_power_max;
|
unsigned int align_power_max;
|
unsigned int plt_header_size;
|
unsigned int plt_header_size;
|
unsigned int plt_entry_size;
|
unsigned int plt_entry_size;
|
int bytes_per_word;
|
int bytes_per_word;
|
int bytes_per_rela;
|
int bytes_per_rela;
|
int dtpoff_reloc;
|
int dtpoff_reloc;
|
int dtpmod_reloc;
|
int dtpmod_reloc;
|
int tpoff_reloc;
|
int tpoff_reloc;
|
|
|
struct _bfd_sparc_elf_app_reg app_regs [4];
|
struct _bfd_sparc_elf_app_reg app_regs [4];
|
};
|
};
|
|
|
/* Get the SPARC ELF linker hash table from a link_info structure. */
|
/* Get the SPARC ELF linker hash table from a link_info structure. */
|
|
|
#define _bfd_sparc_elf_hash_table(p) \
|
#define _bfd_sparc_elf_hash_table(p) \
|
(elf_hash_table_id ((struct elf_link_hash_table *) ((p)->hash)) \
|
(elf_hash_table_id ((struct elf_link_hash_table *) ((p)->hash)) \
|
== SPARC_ELF_DATA ? ((struct _bfd_sparc_elf_link_hash_table *) ((p)->hash)) : NULL)
|
== SPARC_ELF_DATA ? ((struct _bfd_sparc_elf_link_hash_table *) ((p)->hash)) : NULL)
|
|
|
extern reloc_howto_type *_bfd_sparc_elf_reloc_type_lookup
|
extern reloc_howto_type *_bfd_sparc_elf_reloc_type_lookup
|
(bfd *, bfd_reloc_code_real_type);
|
(bfd *, bfd_reloc_code_real_type);
|
extern reloc_howto_type *_bfd_sparc_elf_reloc_name_lookup
|
extern reloc_howto_type *_bfd_sparc_elf_reloc_name_lookup
|
(bfd *, const char *);
|
(bfd *, const char *);
|
extern void _bfd_sparc_elf_info_to_howto
|
extern void _bfd_sparc_elf_info_to_howto
|
(bfd *, arelent *, Elf_Internal_Rela *);
|
(bfd *, arelent *, Elf_Internal_Rela *);
|
extern reloc_howto_type *_bfd_sparc_elf_info_to_howto_ptr
|
extern reloc_howto_type *_bfd_sparc_elf_info_to_howto_ptr
|
(unsigned int);
|
(unsigned int);
|
extern bfd_boolean _bfd_sparc_elf_mkobject
|
extern bfd_boolean _bfd_sparc_elf_mkobject
|
(bfd *);
|
(bfd *);
|
extern struct bfd_link_hash_table *_bfd_sparc_elf_link_hash_table_create
|
extern struct bfd_link_hash_table *_bfd_sparc_elf_link_hash_table_create
|
(bfd *);
|
(bfd *);
|
extern void _bfd_sparc_elf_link_hash_table_free
|
extern void _bfd_sparc_elf_link_hash_table_free
|
(struct bfd_link_hash_table *);
|
(struct bfd_link_hash_table *);
|
extern bfd_boolean _bfd_sparc_elf_create_dynamic_sections
|
extern bfd_boolean _bfd_sparc_elf_create_dynamic_sections
|
(bfd *, struct bfd_link_info *);
|
(bfd *, struct bfd_link_info *);
|
extern void _bfd_sparc_elf_copy_indirect_symbol
|
extern void _bfd_sparc_elf_copy_indirect_symbol
|
(struct bfd_link_info *,
|
(struct bfd_link_info *,
|
struct elf_link_hash_entry *,
|
struct elf_link_hash_entry *,
|
struct elf_link_hash_entry *);
|
struct elf_link_hash_entry *);
|
extern bfd_boolean _bfd_sparc_elf_check_relocs
|
extern bfd_boolean _bfd_sparc_elf_check_relocs
|
(bfd *, struct bfd_link_info *,
|
(bfd *, struct bfd_link_info *,
|
asection *, const Elf_Internal_Rela *);
|
asection *, const Elf_Internal_Rela *);
|
extern asection *_bfd_sparc_elf_gc_mark_hook
|
extern asection *_bfd_sparc_elf_gc_mark_hook
|
(asection *, struct bfd_link_info *,
|
(asection *, struct bfd_link_info *,
|
Elf_Internal_Rela *, struct elf_link_hash_entry *,
|
Elf_Internal_Rela *, struct elf_link_hash_entry *,
|
Elf_Internal_Sym *);
|
Elf_Internal_Sym *);
|
extern bfd_boolean _bfd_sparc_elf_gc_sweep_hook
|
extern bfd_boolean _bfd_sparc_elf_gc_sweep_hook
|
(bfd *, struct bfd_link_info *,
|
(bfd *, struct bfd_link_info *,
|
asection *, const Elf_Internal_Rela *);
|
asection *, const Elf_Internal_Rela *);
|
extern bfd_boolean _bfd_sparc_elf_adjust_dynamic_symbol
|
extern bfd_boolean _bfd_sparc_elf_adjust_dynamic_symbol
|
(struct bfd_link_info *, struct elf_link_hash_entry *);
|
(struct bfd_link_info *, struct elf_link_hash_entry *);
|
extern bfd_boolean _bfd_sparc_elf_omit_section_dynsym
|
extern bfd_boolean _bfd_sparc_elf_omit_section_dynsym
|
(bfd *, struct bfd_link_info *, asection *);
|
(bfd *, struct bfd_link_info *, asection *);
|
extern bfd_boolean _bfd_sparc_elf_size_dynamic_sections
|
extern bfd_boolean _bfd_sparc_elf_size_dynamic_sections
|
(bfd *, struct bfd_link_info *);
|
(bfd *, struct bfd_link_info *);
|
extern bfd_boolean _bfd_sparc_elf_new_section_hook
|
extern bfd_boolean _bfd_sparc_elf_new_section_hook
|
(bfd *, asection *);
|
(bfd *, asection *);
|
extern bfd_boolean _bfd_sparc_elf_relax_section
|
extern bfd_boolean _bfd_sparc_elf_relax_section
|
(bfd *, struct bfd_section *, struct bfd_link_info *, bfd_boolean *);
|
(bfd *, struct bfd_section *, struct bfd_link_info *, bfd_boolean *);
|
extern bfd_boolean _bfd_sparc_elf_relocate_section
|
extern bfd_boolean _bfd_sparc_elf_relocate_section
|
(bfd *, struct bfd_link_info *, bfd *, asection *, bfd_byte *,
|
(bfd *, struct bfd_link_info *, bfd *, asection *, bfd_byte *,
|
Elf_Internal_Rela *, Elf_Internal_Sym *, asection **);
|
Elf_Internal_Rela *, Elf_Internal_Sym *, asection **);
|
extern bfd_boolean _bfd_sparc_elf_finish_dynamic_symbol
|
extern bfd_boolean _bfd_sparc_elf_finish_dynamic_symbol
|
(bfd *, struct bfd_link_info *, struct elf_link_hash_entry *,
|
(bfd *, struct bfd_link_info *, struct elf_link_hash_entry *,
|
Elf_Internal_Sym *sym);
|
Elf_Internal_Sym *sym);
|
extern bfd_boolean _bfd_sparc_elf_finish_dynamic_sections
|
extern bfd_boolean _bfd_sparc_elf_finish_dynamic_sections
|
(bfd *, struct bfd_link_info *);
|
(bfd *, struct bfd_link_info *);
|
extern bfd_boolean _bfd_sparc_elf_object_p
|
extern bfd_boolean _bfd_sparc_elf_object_p
|
(bfd *);
|
(bfd *);
|
extern bfd_vma _bfd_sparc_elf_plt_sym_val
|
extern bfd_vma _bfd_sparc_elf_plt_sym_val
|
(bfd_vma, const asection *, const arelent *);
|
(bfd_vma, const asection *, const arelent *);
|
|
|
