From a4d8e49b5087fc4ed7392b451d506ee6a643bae1 Mon Sep 17 00:00:00 2001 From: "H.J. Lu" Date: Mon, 25 Jul 2005 15:35:37 +0000 Subject: 2005-07-25 H.J. Lu * elf-bfd.h (elf_backend_data): Add common_definition, common_section_index, common_section, and merge_symbol. (_bfd_elf_common_definition): New. (_bfd_elf_common_section_index): New. (_bfd_elf_common_section): New. * elf.c (elf_fake_sections): Don't clear sh_flags. * elflink.c (_bfd_elf_merge_symbol): Call backend merge_symbol if it is available. (is_global_data_symbol_definition): Call backend common_definition instead of checking SHN_COMMON. (elf_link_add_object_symbols): Likewise. (elf_link_output_extsym): Call backend common_section_index for common section index. (_bfd_elf_common_definition): New. (_bfd_elf_common_section_index): New. (_bfd_elf_common_section): New. * elfxx-target.h (elf_backend_common_definition): New. (elf_backend_common_section_index): New. (elf_backend_common_section): New. (elf_backend_merge_symbol): New. (elfNN_bed): Initialize common_definition, common_section_index, common_section, and merge_symbol. * section.c (BFD_FAKE_SECTION): New. (STD_SECTION): Use it. * bfd-in2.h: Regenerated. --- bfd/elf-bfd.h | 33 +++++++++++++++++++++++++++++++++ 1 file changed, 33 insertions(+) (limited to 'bfd/elf-bfd.h') diff --git a/bfd/elf-bfd.h b/bfd/elf-bfd.h index 2bbc1c9..f7bab5c 100644 --- a/bfd/elf-bfd.h +++ b/bfd/elf-bfd.h @@ -969,6 +969,30 @@ struct elf_backend_data 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; @@ -1741,6 +1765,15 @@ extern int bfd_elf_link_record_local_dynamic_symbol 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 *); -- cgit v1.1