bfd/

[deliverable/binutils-gdb.git] / bfd / elf-bfd.h

diff --git a/bfd/elf-bfd.h b/bfd/elf-bfd.h
index f452d3b62a31f027d925ea7ec8eedcc87f4f632c..90cd4cae50165859844e38705e69426a75f1260b 100644 (file)
--- a/bfd/elf-bfd.h
+++ b/bfd/elf-bfd.h
@@ -1,6 +1,6 @@
 /* BFD back-end data structures for ELF files.
    Copyright 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999, 2000, 2001,
 /* BFD back-end data structures for ELF files.
    Copyright 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999, 2000, 2001,

-   2002, 2003, 2004 Free Software Foundation, Inc.
+   2002, 2003, 2004, 2005 Free Software Foundation, Inc.

    Written by Cygnus Support.
 
    This file is part of BFD, the Binary File Descriptor library.
    Written by Cygnus Support.
 
    This file is part of BFD, the Binary File Descriptor library.


@@ -17,7 +17,7 @@
 
    You should have received a copy of the GNU General Public License
    along with this program; if not, write to the Free Software
 
    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.  */

 
 #ifndef _LIBELF_H_
 #define _LIBELF_H_ 1
 
 #ifndef _LIBELF_H_
 #define _LIBELF_H_ 1


@@ -269,11 +269,11 @@ struct cie
 {
   struct cie_header hdr;
   unsigned char version;
 {
   struct cie_header hdr;
   unsigned char version;

-  unsigned char augmentation[20];
-  unsigned int code_align;
-  int data_align;
-  unsigned int ra_column;
-  unsigned int augmentation_size;
+  char augmentation[20];
+  bfd_vma code_align;
+  bfd_signed_vma data_align;
+  bfd_vma ra_column;
+  bfd_vma augmentation_size;

   struct elf_link_hash_entry *personality;
   unsigned char per_encoding;
   unsigned char lsda_encoding;
   struct elf_link_hash_entry *personality;
   unsigned char per_encoding;
   unsigned char lsda_encoding;


@@ -296,9 +296,10 @@ struct eh_cie_fde
   unsigned char lsda_offset;
   unsigned int cie : 1;
   unsigned int removed : 1;
   unsigned char lsda_offset;
   unsigned int cie : 1;
   unsigned int removed : 1;

+  unsigned int add_augmentation_size : 1;
+  unsigned int add_fde_encoding : 1;

   unsigned int make_relative : 1;
   unsigned int make_lsda_relative : 1;
   unsigned int make_relative : 1;
   unsigned int make_lsda_relative : 1;

-  unsigned int need_relative : 1;

   unsigned int need_lsda_relative : 1;
   unsigned int per_encoding_relative : 1;
 };
   unsigned int need_lsda_relative : 1;
   unsigned int per_encoding_relative : 1;
 };


@@ -348,13 +349,15 @@ struct elf_link_hash_table
 
   /* The value to use when initialising got.refcount/offset and
      plt.refcount/offset in an elf_link_hash_entry.  Set to zero when
 
   /* The value to use when initialising got.refcount/offset and
      plt.refcount/offset in an elf_link_hash_entry.  Set to zero when

-     the values are refcounts.  Set to init_offset in
-     size_dynamic_sections when the values may be offsets.  */
-  union gotplt_union init_refcount;
+     the values are refcounts.  Set to init_got_offset/init_plt_offset
+     in size_dynamic_sections when the values may be offsets.  */
+  union gotplt_union init_got_refcount;
+  union gotplt_union init_plt_refcount;

 
   /* The value to use for got.refcount/offset and plt.refcount/offset
      when the values may be offsets.  Normally (bfd_vma) -1.  */
 
   /* The value to use for got.refcount/offset and plt.refcount/offset
      when the values may be offsets.  Normally (bfd_vma) -1.  */

-  union gotplt_union init_offset;
+  union gotplt_union init_got_offset;
+  union gotplt_union init_plt_offset;

 
   /* The number of symbols found in the link which must be put into
      the .dynsym section.  */
 
   /* The number of symbols found in the link which must be put into
      the .dynsym section.  */


@@ -397,6 +400,10 @@ struct elf_link_hash_table
 
   /* A linked list of BFD's loaded in the link.  */
   struct elf_link_loaded_list *loaded;
 
   /* A linked list of BFD's loaded in the link.  */
   struct elf_link_loaded_list *loaded;

+
+  /* True if this target has relocatable executables, so needs dynamic
+     section symbols.  */
+  bfd_boolean is_relocatable_executable;

 };
 
 /* Look up an entry in an ELF linker hash table.  */
 };
 
 /* Look up an entry in an ELF linker hash table.  */


@@ -539,6 +546,12 @@ struct bfd_elf_special_section
   int attr;
 };
 
   int attr;
 };
 

+enum action_discarded
+  {
+    COMPLAIN = 1,
+    PRETEND = 2
+  };
+

 struct elf_backend_data
 {
   /* The architecture for this backend.  */
 struct elf_backend_data
 {
   /* The architecture for this backend.  */


@@ -550,6 +563,11 @@ struct elf_backend_data
   /* The maximum page size for this backend.  */
   bfd_vma maxpagesize;
 
   /* The maximum page size for this backend.  */
   bfd_vma maxpagesize;
 

+  /* The minimum page size for this backend.  An input object will not be
+     considered page aligned unless its sections are correctly aligned for
+     pages at least this large.  May be smaller than maxpagesize.  */
+  bfd_vma minpagesize;
+

   /* The BFD flags applied to sections created for dynamic linking.  */
   flagword dynamic_sec_flags;
 
   /* The BFD flags applied to sections created for dynamic linking.  */
   flagword dynamic_sec_flags;
 


@@ -619,17 +637,22 @@ struct elf_backend_data
   /* A function to handle unusual section types when creating BFD
      sections from ELF sections.  */
   bfd_boolean (*elf_backend_section_from_shdr)
   /* A function to handle unusual section types when creating BFD
      sections from ELF sections.  */
   bfd_boolean (*elf_backend_section_from_shdr)

-    (bfd *, Elf_Internal_Shdr *, const char *);
+    (bfd *, Elf_Internal_Shdr *, const char *, int);

 
 

-  /* A function to convert machine dependent section header flags to
+  /* A function to convert machine dependent ELF section header flags to

      BFD internal section header flags.  */
   bfd_boolean (*elf_backend_section_flags)
     (flagword *, const Elf_Internal_Shdr *);
 
      BFD internal section header flags.  */
   bfd_boolean (*elf_backend_section_flags)
     (flagword *, const Elf_Internal_Shdr *);
 

+  /* A function that returns a struct containing ELF section flags and
+     type for the given BFD section.   */
+  const struct bfd_elf_special_section * (*get_sec_type_attr)
+    (bfd *, asection *);
+

   /* A function to handle unusual program segment types when creating BFD
      sections from ELF program segments.  */
   bfd_boolean (*elf_backend_section_from_phdr)
   /* A function to handle unusual program segment types when creating BFD
      sections from ELF program segments.  */
   bfd_boolean (*elf_backend_section_from_phdr)

-    (bfd *, Elf_Internal_Phdr *, int);
+    (bfd *, Elf_Internal_Phdr *, int, const char *);

 
   /* A function to set up the ELF section header for a BFD section in
      preparation for writing it out.  This is where the flags and type
 
   /* A function to set up the ELF section header for a BFD section in
      preparation for writing it out.  This is where the flags and type


@@ -863,7 +886,8 @@ struct elf_backend_data
   /* Emit relocations.  Overrides default routine for emitting relocs,
      except during a relocatable link, or if all relocs are being emitted.  */
   bfd_boolean (*elf_backend_emit_relocs)
   /* Emit relocations.  Overrides default routine for emitting relocs,
      except during a relocatable link, or if all relocs are being emitted.  */
   bfd_boolean (*elf_backend_emit_relocs)

-    (bfd *, asection *, Elf_Internal_Shdr *, Elf_Internal_Rela *);
+    (bfd *, asection *, Elf_Internal_Shdr *, Elf_Internal_Rela *,
+     struct elf_link_hash_entry **);

 
   /* Count relocations.  Not called for relocatable links
      or if all relocs are being preserved in the output.  */
 
   /* Count relocations.  Not called for relocatable links
      or if all relocs are being preserved in the output.  */


@@ -900,6 +924,17 @@ struct elf_backend_data
   bfd_boolean (*elf_backend_ignore_discarded_relocs)
     (asection *);
 
   bfd_boolean (*elf_backend_ignore_discarded_relocs)
     (asection *);
 

+  /* What to do when ld finds relocations against symbols defined in
+     discarded sections.  */
+  unsigned int (*action_discarded)
+    (asection *);
+
+  /* This function returns the width of FDE pointers in bytes, or 0 if
+     that can't be determined for some reason.  The default definition
+     goes by the bfd's EI_CLASS.  */
+  unsigned int (*elf_backend_eh_frame_address_size)
+    (bfd *, asection *);
+

   /* These functions tell elf-eh-frame whether to attempt to turn
      absolute or lsda encodings into pc-relative ones.  The default
      definition enables these transformations.  */
   /* These functions tell elf-eh-frame whether to attempt to turn
      absolute or lsda encodings into pc-relative ones.  The default
      definition enables these transformations.  */


@@ -939,12 +974,36 @@ struct elf_backend_data
      see elf.c, elfcode.h.  */
   bfd *(*elf_backend_bfd_from_remote_memory)
      (bfd *templ, bfd_vma ehdr_vma, bfd_vma *loadbasep,
      see elf.c, elfcode.h.  */
   bfd *(*elf_backend_bfd_from_remote_memory)
      (bfd *templ, bfd_vma ehdr_vma, bfd_vma *loadbasep,

-      int (*target_read_memory) (bfd_vma vma, char *myaddr, int len));
+      int (*target_read_memory) (bfd_vma vma, bfd_byte *myaddr, int len));

 
   /* This function is used by `_bfd_elf_get_synthetic_symtab';
      see elf.c.  */
   bfd_vma (*plt_sym_val) (bfd_vma, const asection *, const arelent *);
 
 
   /* This function is used by `_bfd_elf_get_synthetic_symtab';
      see elf.c.  */
   bfd_vma (*plt_sym_val) (bfd_vma, const asection *, const arelent *);
 

+  /* Is symbol defined in common section?  */
+  bfd_boolean (*common_definition) (Elf_Internal_Sym *);
+
+  /* Return a common section index for section.  */
+  unsigned int (*common_section_index) (asection *);
+
+  /* Return a common section for section.  */
+  asection *(*common_section) (asection *);
+
+  /* Return TRUE if we can merge 2 definitions.  */
+  bfd_boolean (*merge_symbol) (struct bfd_link_info *,
+                              struct elf_link_hash_entry **,
+                              struct elf_link_hash_entry *,
+                              Elf_Internal_Sym *, asection **,
+                              bfd_vma *, unsigned int *,
+                              bfd_boolean *, bfd_boolean *,
+                              bfd_boolean *, bfd_boolean *,
+                              bfd_boolean *, bfd_boolean *,
+                              bfd_boolean *, bfd_boolean *,
+                              bfd *, asection **,
+                              bfd_boolean *, bfd_boolean *,
+                              bfd_boolean *, bfd_boolean *,
+                              bfd *, asection **);
+

   /* Used to handle bad SHF_LINK_ORDER input.  */
   bfd_error_handler_type link_order_error_handler;
 
   /* Used to handle bad SHF_LINK_ORDER input.  */
   bfd_error_handler_type link_order_error_handler;
 


@@ -957,13 +1016,9 @@ struct elf_backend_data
 
   const struct elf_size_info *s;
 
 
   const struct elf_size_info *s;
 

-  /* An array of target specific special section map.  */
+  /* An array of target specific special sections.  */

   const struct bfd_elf_special_section *special_sections;
 
   const struct bfd_elf_special_section *special_sections;
 

-  /* offset of the _GLOBAL_OFFSET_TABLE_ symbol from the start of the
-     .got section */
-  bfd_vma got_symbol_offset;
-

   /* The size in bytes of the header for the GOT.  This includes the
      so-called reserved entries on some systems.  */
   bfd_vma got_header_size;
   /* The size in bytes of the header for the GOT.  This includes the
      so-called reserved entries on some systems.  */
   bfd_vma got_header_size;


@@ -1043,8 +1098,7 @@ struct bfd_elf_section_data
   /* The number of relocations currently assigned to REL_HDR2.  */
   unsigned int rel_count2;
 
   /* The number of relocations currently assigned to REL_HDR2.  */
   unsigned int rel_count2;
 

-  /* The ELF section number of this section.  Only used for an output
-     file.  */
+  /* The ELF section number of this section.  */

   int this_idx;
 
   /* The ELF section number of the reloc section indicated by
   int this_idx;
 
   /* The ELF section number of the reloc section indicated by


@@ -1100,7 +1154,7 @@ struct bfd_elf_section_data
   void *sec_info;
 };
 
   void *sec_info;
 };
 

-#define elf_section_data(sec)  ((struct bfd_elf_section_data*)sec->used_by_bfd)
+#define elf_section_data(sec)  ((struct bfd_elf_section_data*)(sec)->used_by_bfd)

 #define elf_linked_to_section(sec) (elf_section_data(sec)->linked_to)
 #define elf_section_type(sec)  (elf_section_data(sec)->this_hdr.sh_type)
 #define elf_section_flags(sec) (elf_section_data(sec)->this_hdr.sh_flags)
 #define elf_linked_to_section(sec) (elf_section_data(sec)->linked_to)
 #define elf_section_type(sec)  (elf_section_data(sec)->this_hdr.sh_type)
 #define elf_section_flags(sec) (elf_section_data(sec)->this_hdr.sh_flags)


@@ -1356,8 +1410,8 @@ extern char *bfd_elf_get_str_section
 extern Elf_Internal_Sym *bfd_elf_get_elf_syms
   (bfd *, Elf_Internal_Shdr *, size_t, size_t, Elf_Internal_Sym *, void *,
    Elf_External_Sym_Shndx *);
 extern Elf_Internal_Sym *bfd_elf_get_elf_syms
   (bfd *, Elf_Internal_Shdr *, size_t, size_t, Elf_Internal_Sym *, void *,
    Elf_External_Sym_Shndx *);

-extern const char *bfd_elf_local_sym_name
-  (bfd *, Elf_Internal_Sym *);
+extern const char *bfd_elf_sym_name
+  (bfd *, Elf_Internal_Shdr *, Elf_Internal_Sym *, asection *);

 
 extern bfd_boolean _bfd_elf_copy_private_bfd_data
   (bfd *, bfd *);
 
 extern bfd_boolean _bfd_elf_copy_private_bfd_data
   (bfd *, bfd *);


@@ -1366,15 +1420,13 @@ extern bfd_boolean _bfd_elf_print_private_bfd_data
 extern void bfd_elf_print_symbol
   (bfd *, void *, asymbol *, bfd_print_symbol_type);
 
 extern void bfd_elf_print_symbol
   (bfd *, void *, asymbol *, bfd_print_symbol_type);
 

-#define elf_string_from_elf_strtab(abfd, strindex) \
-  bfd_elf_string_from_elf_section (abfd, elf_elfheader(abfd)->e_shstrndx, \
-                                  strindex)
-

 extern void _bfd_elf_sprintf_vma
   (bfd *, char *, bfd_vma);
 extern void _bfd_elf_fprintf_vma
   (bfd *, void *, bfd_vma);
 
 extern void _bfd_elf_sprintf_vma
   (bfd *, char *, bfd_vma);
 extern void _bfd_elf_fprintf_vma
   (bfd *, void *, bfd_vma);
 

+extern unsigned int _bfd_elf_eh_frame_address_size
+  (bfd *, asection *);

 extern bfd_byte _bfd_elf_encode_eh_address
   (bfd *abfd, struct bfd_link_info *info, asection *osec, bfd_vma offset,
    asection *loc_sec, bfd_vma loc_offset, bfd_vma *encoded);
 extern bfd_byte _bfd_elf_encode_eh_address
   (bfd *abfd, struct bfd_link_info *info, asection *osec, bfd_vma offset,
    asection *loc_sec, bfd_vma loc_offset, bfd_vma *encoded);


@@ -1402,7 +1454,7 @@ extern bfd_boolean bfd_elf_mkcorefile
 extern Elf_Internal_Shdr *bfd_elf_find_section
   (bfd *, char *);
 extern bfd_boolean _bfd_elf_make_section_from_shdr
 extern Elf_Internal_Shdr *bfd_elf_find_section
   (bfd *, char *);
 extern bfd_boolean _bfd_elf_make_section_from_shdr

-  (bfd *, Elf_Internal_Shdr *, const char *);
+  (bfd *, Elf_Internal_Shdr *, const char *, int);

 extern bfd_boolean _bfd_elf_make_section_from_phdr
   (bfd *, Elf_Internal_Phdr *, int, const char *);
 extern struct bfd_hash_entry *_bfd_elf_link_hash_newfunc
 extern bfd_boolean _bfd_elf_make_section_from_phdr
   (bfd *, Elf_Internal_Phdr *, int, const char *);
 extern struct bfd_hash_entry *_bfd_elf_link_hash_newfunc


@@ -1419,23 +1471,31 @@ extern bfd_boolean _bfd_elf_link_hash_table_init
    struct bfd_hash_entry *(*)
      (struct bfd_hash_entry *, struct bfd_hash_table *, const char *));
 extern bfd_boolean _bfd_elf_slurp_version_tables
    struct bfd_hash_entry *(*)
      (struct bfd_hash_entry *, struct bfd_hash_table *, const char *));
 extern bfd_boolean _bfd_elf_slurp_version_tables

-  (bfd *);
+  (bfd *, bfd_boolean);

 extern bfd_boolean _bfd_elf_merge_sections
   (bfd *, struct bfd_link_info *);
 extern bfd_boolean _bfd_elf_merge_sections
   (bfd *, struct bfd_link_info *);

+extern bfd_boolean _bfd_elf_match_sections_by_type
+  (bfd *, const asection *, bfd *, const asection *);
+#define _bfd_generic_match_sections_by_type \
+  _bfd_elf_match_sections_by_type

 extern bfd_boolean bfd_elf_is_group_section
   (bfd *, const struct bfd_section *);
 extern bfd_boolean bfd_elf_is_group_section
   (bfd *, const struct bfd_section *);

-extern bfd_boolean bfd_elf_discard_group
-  (bfd *, struct bfd_section *);

 extern void _bfd_elf_section_already_linked
   (bfd *, struct bfd_section *);
 extern void bfd_elf_set_group_contents
   (bfd *, asection *, void *);
 extern void _bfd_elf_section_already_linked
   (bfd *, struct bfd_section *);
 extern void bfd_elf_set_group_contents
   (bfd *, asection *, void *);

+extern asection *_bfd_elf_check_kept_section
+  (asection *);

 extern void _bfd_elf_link_just_syms
   (asection *, struct bfd_link_info *);
 extern bfd_boolean _bfd_elf_copy_private_header_data
   (bfd *, bfd *);
 extern bfd_boolean _bfd_elf_copy_private_symbol_data
   (bfd *, asymbol *, bfd *, asymbol *);
 extern void _bfd_elf_link_just_syms
   (asection *, struct bfd_link_info *);
 extern bfd_boolean _bfd_elf_copy_private_header_data
   (bfd *, bfd *);
 extern bfd_boolean _bfd_elf_copy_private_symbol_data
   (bfd *, asymbol *, bfd *, asymbol *);

+#define _bfd_generic_init_private_section_data \
+  _bfd_elf_init_private_section_data
+extern bfd_boolean _bfd_elf_init_private_section_data
+  (bfd *, asection *, bfd *, asection *, struct bfd_link_info *);

 extern bfd_boolean _bfd_elf_copy_private_section_data
   (bfd *, asection *, bfd *, asection *);
 extern bfd_boolean _bfd_elf_write_object_contents
 extern bfd_boolean _bfd_elf_copy_private_section_data
   (bfd *, asection *, bfd *, asection *);
 extern bfd_boolean _bfd_elf_write_object_contents


@@ -1475,6 +1535,11 @@ extern bfd_boolean _bfd_elf_set_arch_mach
 extern bfd_boolean _bfd_elf_find_nearest_line
   (bfd *, asection *, asymbol **, bfd_vma, const char **, const char **,
    unsigned int *);
 extern bfd_boolean _bfd_elf_find_nearest_line
   (bfd *, asection *, asymbol **, bfd_vma, const char **, const char **,
    unsigned int *);

+extern bfd_boolean _bfd_elf_find_line
+  (bfd *, asymbol **, asymbol *, const char **, unsigned int *);
+#define _bfd_generic_find_line _bfd_elf_find_line
+extern bfd_boolean _bfd_elf_find_inliner_info
+  (bfd *, const char **, const char **, unsigned int *);

 #define _bfd_elf_read_minisymbols _bfd_generic_read_minisymbols
 #define _bfd_elf_minisymbol_to_symbol _bfd_generic_minisymbol_to_symbol
 extern int _bfd_elf_sizeof_headers
 #define _bfd_elf_read_minisymbols _bfd_generic_read_minisymbols
 #define _bfd_elf_minisymbol_to_symbol _bfd_generic_minisymbol_to_symbol
 extern int _bfd_elf_sizeof_headers


@@ -1483,8 +1548,10 @@ extern bfd_boolean _bfd_elf_new_section_hook
   (bfd *, asection *);
 extern bfd_boolean _bfd_elf_init_reloc_shdr
   (bfd *, Elf_Internal_Shdr *, asection *, bfd_boolean);
   (bfd *, asection *);
 extern bfd_boolean _bfd_elf_init_reloc_shdr
   (bfd *, Elf_Internal_Shdr *, asection *, bfd_boolean);

+extern const struct bfd_elf_special_section *_bfd_elf_get_special_section
+  (const char *, const struct bfd_elf_special_section *, unsigned int);

 extern const struct bfd_elf_special_section *_bfd_elf_get_sec_type_attr
 extern const struct bfd_elf_special_section *_bfd_elf_get_sec_type_attr

-  (bfd *, const char *);
+  (bfd *, asection *);

 
 /* If the target doesn't have reloc handling written yet:  */
 extern void _bfd_elf_no_info_to_howto
 
 /* If the target doesn't have reloc handling written yet:  */
 extern void _bfd_elf_no_info_to_howto


@@ -1532,7 +1599,7 @@ extern bfd_boolean _bfd_elf_discard_section_eh_frame
 extern bfd_boolean _bfd_elf_discard_section_eh_frame_hdr
   (bfd *, struct bfd_link_info *);
 extern bfd_vma _bfd_elf_eh_frame_section_offset
 extern bfd_boolean _bfd_elf_discard_section_eh_frame_hdr
   (bfd *, struct bfd_link_info *);
 extern bfd_vma _bfd_elf_eh_frame_section_offset

-  (bfd *, asection *, bfd_vma);
+  (bfd *, struct bfd_link_info *, asection *, bfd_vma);

 extern bfd_boolean _bfd_elf_write_section_eh_frame
   (bfd *, struct bfd_link_info *, asection *, bfd_byte *);
 extern bfd_boolean _bfd_elf_write_section_eh_frame_hdr
 extern bfd_boolean _bfd_elf_write_section_eh_frame
   (bfd *, struct bfd_link_info *, asection *, bfd_byte *);
 extern bfd_boolean _bfd_elf_write_section_eh_frame_hdr


@@ -1542,7 +1609,8 @@ extern bfd_boolean _bfd_elf_maybe_strip_eh_frame_hdr
 
 extern bfd_boolean _bfd_elf_merge_symbol
   (bfd *, struct bfd_link_info *, const char *, Elf_Internal_Sym *,
 
 extern bfd_boolean _bfd_elf_merge_symbol
   (bfd *, struct bfd_link_info *, const char *, Elf_Internal_Sym *,

-   asection **, bfd_vma *, struct elf_link_hash_entry **, bfd_boolean *,
+   asection **, bfd_vma *, unsigned int *,
+   struct elf_link_hash_entry **, bfd_boolean *,

    bfd_boolean *, bfd_boolean *, bfd_boolean *);
 
 extern bfd_boolean _bfd_elf_add_default_symbol
    bfd_boolean *, bfd_boolean *, bfd_boolean *);
 
 extern bfd_boolean _bfd_elf_add_default_symbol


@@ -1579,8 +1647,8 @@ extern bfd_boolean _bfd_elf_create_dynamic_sections
   (bfd *, struct bfd_link_info *);
 extern bfd_boolean _bfd_elf_create_got_section
   (bfd *, struct bfd_link_info *);
   (bfd *, struct bfd_link_info *);
 extern bfd_boolean _bfd_elf_create_got_section
   (bfd *, struct bfd_link_info *);

-extern unsigned long _bfd_elf_link_renumber_dynsyms
-  (bfd *, struct bfd_link_info *);
+extern struct elf_link_hash_entry *_bfd_elf_define_linkage_sym
+  (bfd *, struct bfd_link_info *, asection *, const char *);

 
 extern bfd_boolean _bfd_elfcore_make_pseudosection
   (bfd *, char *, size_t, ufile_ptr);
 
 extern bfd_boolean _bfd_elfcore_make_pseudosection
   (bfd *, char *, size_t, ufile_ptr);


@@ -1594,7 +1662,8 @@ extern bfd_boolean _bfd_elf_link_size_reloc_section
   (bfd *, Elf_Internal_Shdr *, asection *);
 
 extern bfd_boolean _bfd_elf_link_output_relocs
   (bfd *, Elf_Internal_Shdr *, asection *);
 
 extern bfd_boolean _bfd_elf_link_output_relocs

-  (bfd *, asection *, Elf_Internal_Shdr *, Elf_Internal_Rela *);
+  (bfd *, asection *, Elf_Internal_Shdr *, Elf_Internal_Rela *,
+   struct elf_link_hash_entry **);

 
 extern bfd_boolean _bfd_elf_fix_symbol_flags
   (struct elf_link_hash_entry *, struct elf_info_failed *);
 
 extern bfd_boolean _bfd_elf_fix_symbol_flags
   (struct elf_link_hash_entry *, struct elf_info_failed *);


@@ -1614,7 +1683,7 @@ extern bfd_boolean _bfd_elf_symbol_refs_local_p
 extern bfd_boolean bfd_elf_match_symbols_in_sections
   (asection *sec1, asection *sec2);
 
 extern bfd_boolean bfd_elf_match_symbols_in_sections
   (asection *sec1, asection *sec2);
 

-extern bfd_boolean _bfd_elf_setup_group_pointers
+extern bfd_boolean _bfd_elf_setup_sections

   (bfd *);
 
 extern const bfd_target *bfd_elf32_object_p
   (bfd *);
 
 extern const bfd_target *bfd_elf32_object_p


@@ -1716,6 +1785,19 @@ extern int bfd_elf_link_record_local_dynamic_symbol
 
 extern bfd_boolean _bfd_elf_close_and_cleanup
   (bfd *);
 
 extern bfd_boolean _bfd_elf_close_and_cleanup
   (bfd *);

+
+extern bfd_boolean _bfd_elf_common_definition
+  (Elf_Internal_Sym *);
+
+extern unsigned int _bfd_elf_common_section_index
+  (asection *);
+
+extern asection *_bfd_elf_common_section
+  (asection *);
+
+extern void _bfd_dwarf2_cleanup_debug_info
+  (bfd *);
+

 extern bfd_reloc_status_type _bfd_elf_rel_vtable_reloc_fn
   (bfd *, arelent *, struct bfd_symbol *, void *,
    asection *, bfd *, char **);
 extern bfd_reloc_status_type _bfd_elf_rel_vtable_reloc_fn
   (bfd *, arelent *, struct bfd_symbol *, void *,
    asection *, bfd *, char **);


@@ -1768,10 +1850,13 @@ extern char *elfcore_write_lwpstatus
 
 extern bfd *_bfd_elf32_bfd_from_remote_memory
   (bfd *templ, bfd_vma ehdr_vma, bfd_vma *loadbasep,
 
 extern bfd *_bfd_elf32_bfd_from_remote_memory
   (bfd *templ, bfd_vma ehdr_vma, bfd_vma *loadbasep,

-   int (*target_read_memory) (bfd_vma, char *, int));
+   int (*target_read_memory) (bfd_vma, bfd_byte *, int));

 extern bfd *_bfd_elf64_bfd_from_remote_memory
   (bfd *templ, bfd_vma ehdr_vma, bfd_vma *loadbasep,
 extern bfd *_bfd_elf64_bfd_from_remote_memory
   (bfd *templ, bfd_vma ehdr_vma, bfd_vma *loadbasep,

-   int (*target_read_memory) (bfd_vma, char *, int));
+   int (*target_read_memory) (bfd_vma, bfd_byte *, int));
+
+/* Large common section.  */
+extern asection _bfd_elf_large_com_section;

 
 /* SH ELF specific routine.  */
 
 
 /* SH ELF specific routine.  */