daily update

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

diff --git a/bfd/elf-bfd.h b/bfd/elf-bfd.h
index e238a9522f68a3cd53acc18e4b5502f723ede73e..3fba1c228f0a9d57e3cf98727b969b167503b396 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,
-   2002, 2003, 2004, 2005 Free Software Foundation, Inc.
+   2002, 2003, 2004, 2005, 2006 Free Software Foundation, Inc.
    Written by Cygnus Support.
 
    This file is part of BFD, the Binary File Descriptor library.
@@ -378,6 +378,9 @@ struct elf_link_hash_table
   /* The _GLOBAL_OFFSET_TABLE_ symbol.  */
   struct elf_link_hash_entry *hgot;
 
+  /* The _PROCEDURE_LINKAGE_TABLE_ symbol.  */
+  struct elf_link_hash_entry *hplt;
+
   /* A pointer to information used to merge SEC_MERGE sections.  */
   void *merge_info;
 
@@ -830,6 +833,11 @@ struct elf_backend_data
   bfd_boolean (*elf_backend_modify_segment_map)
     (bfd *, struct bfd_link_info *);
 
+  /* This function is called during section garbage collection to
+     mark sections that define global symbols.  */
+  bfd_boolean (*gc_mark_dynamic_ref)
+    (struct elf_link_hash_entry *h, void *inf);
+
   /* This function is called during section gc to discover the section a
      particular relocation refers to.  */
   asection * (*gc_mark_hook)
@@ -870,7 +878,7 @@ struct elf_backend_data
      newly created and plt/got refcounts and dynamic indices should not
      be copied.  */
   void (*elf_backend_copy_indirect_symbol)
-    (const struct elf_backend_data *, struct elf_link_hash_entry *,
+    (struct bfd_link_info *, struct elf_link_hash_entry *,
      struct elf_link_hash_entry *);
 
   /* Modify any information related to dynamic linking such that the
@@ -878,11 +886,21 @@ struct elf_backend_data
   void (*elf_backend_hide_symbol)
     (struct bfd_link_info *, struct elf_link_hash_entry *, bfd_boolean);
 
+  /* A function to do additional symbol fixup, called by
+     _bfd_elf_fix_symbol_flags.  */
+  bfd_boolean (*elf_backend_fixup_symbol)
+    (struct bfd_link_info *, struct elf_link_hash_entry *);
+
   /* Merge the backend specific symbol attribute.  */
   void (*elf_backend_merge_symbol_attribute)
     (struct elf_link_hash_entry *, const Elf_Internal_Sym *, bfd_boolean,
      bfd_boolean);
 
+  /* Decide whether an undefined symbol is special and can be ignored.
+     This is the case for OPTIONAL symbols on IRIX.  */
+  bfd_boolean (*elf_backend_ignore_undef_symbol)
+    (struct elf_link_hash_entry *);
+
   /* 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)
@@ -1462,18 +1480,23 @@ extern struct bfd_hash_entry *_bfd_elf_link_hash_newfunc
 extern struct bfd_link_hash_table *_bfd_elf_link_hash_table_create
   (bfd *);
 extern void _bfd_elf_link_hash_copy_indirect
-  (const struct elf_backend_data *, struct elf_link_hash_entry *,
+  (struct bfd_link_info *, struct elf_link_hash_entry *,
    struct elf_link_hash_entry *);
 extern void _bfd_elf_link_hash_hide_symbol
   (struct bfd_link_info *, struct elf_link_hash_entry *, bfd_boolean);
+extern bfd_boolean _bfd_elf_link_hash_fixup_symbol
+  (struct bfd_link_info *, struct elf_link_hash_entry *);
 extern bfd_boolean _bfd_elf_link_hash_table_init
   (struct elf_link_hash_table *, bfd *,
    struct bfd_hash_entry *(*)
-     (struct bfd_hash_entry *, struct bfd_hash_table *, const char *));
+     (struct bfd_hash_entry *, struct bfd_hash_table *, const char *),
+   unsigned int);
 extern bfd_boolean _bfd_elf_slurp_version_tables
   (bfd *, bfd_boolean);
 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 *);
 extern bfd_boolean bfd_elf_is_group_section
   (bfd *, const struct bfd_section *);
 extern void _bfd_elf_section_already_linked
@@ -1488,6 +1511,10 @@ 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
@@ -1639,6 +1666,8 @@ 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 *);
+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);
@@ -1673,7 +1702,7 @@ 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_setup_group_pointers
+extern bfd_boolean _bfd_elf_setup_sections
   (bfd *);
 
 extern const bfd_target *bfd_elf32_object_p
@@ -1795,6 +1824,9 @@ extern bfd_reloc_status_type _bfd_elf_rel_vtable_reloc_fn
 extern bfd_boolean bfd_elf_final_link
   (bfd *, struct bfd_link_info *);
 
+extern bfd_boolean bfd_elf_gc_mark_dynamic_ref_symbol
+  (struct elf_link_hash_entry *h, void *inf);
+
 extern bfd_boolean bfd_elf_gc_sections
   (bfd *, struct bfd_link_info *);