include/elf/
[deliverable/binutils-gdb.git] / bfd / ChangeLog
index b47d1331928706eddfa6b8149e2af327edf3f140..627d3487c2d44ceddf08efbad9f338a820c56e5f 100644 (file)
@@ -1,3 +1,204 @@
+2008-03-13  Alan Modra  <amodra@bigpond.net.au>
+
+       * elf.c (_bfd_elf_make_section_from_shdr): Remove unnecessary cast.
+       (_bfd_elf_assign_file_position_for_section): Simplify align.
+       (_bfd_elf_init_reloc_shdr): Ensure shift expression wide enough
+       for sh_addralign.
+       (elf_fake_sections, swap_out_syms): Likewise.
+       * elflink.c (bfd_elf_final_link): Likewise.
+
+2008-03-13  Alan Modra  <amodra@bigpond.net.au>
+
+       * Makefile.am: Run "make dep-am".
+       * Makefile.in: Regenerate.
+       * po/SRC-POTFILES.in: Regenerate.
+
+2008-03-12  Bernd Schmidt  <bernd.schmidt@analog.com>
+
+       From Jie Zhang <jie.zhang@analog.com>
+       * elf32-bfin.c (struct bfinfdpic_relocs_info): Make got17m4,
+       gothilo, fd, fdgot17m4, fdgothilo, fdgoff17m4, fdgoffhilo,
+       gotoff, call and sym not bitfields.
+       (bfinfdpic_gc_sweep_hook): New function; update the relocation
+       information for the relocations of the section being removed.
+       (bfinfdpic_check_relocs): Accumulate the number of relocations
+       which set got17m4, gothilo, fd, fdgot17m4, fdgothilo, fdgoff17m4,
+       fdgoffhilo, gotoff, call and sym fields.
+       (elf_backend_gc_sweep_hook): Redefine for FD-PIC.
+
+2008-03-12  Alan Modra  <amodra@bigpond.net.au>
+
+       PR 5900
+       * elf-bfd.h: Include elf/internal.h after elf/external.h.
+       * elfcode.h (elf_swap_symbol_in): Map reserved shndx range.
+       (elf_swap_symbol_out): Adjust SHN_XINDEX test.
+       (elf_swap_ehdr_out): Mask SHN_LORESERVE and SHN_XINDEX to values
+       seen in external structs.
+       (valid_section_index_p): Delete.
+       (elf_object_p): Don't increment section numbers over reserved range.
+       Simplify test for valid sh_link, sh_info and e_shstrndx fields.
+       (elf_write_shdrs_and_ehdr): Mask SHN_LORESERVE and SHN_XINDEX to values
+       seen in external structs.  Don't increment section numbers over
+       reserved range.
+       * elf.c (bfd_elf_sym_name): Remove redundant tests on st_shndx.
+       (bfd_section_from_shdr): Likewise.
+       (group_signature): Range check before accessing elf_elfsections.
+       (_bfd_elf_setup_sections): Likewise.
+       (bfd_section_from_shdr): Likewise.
+       (bfd_section_from_shdr): Don't increment section number over
+       reserved sections.
+       (assign_file_positions_for_non_load_sections): Likewise.
+       (assign_file_positions_except_relocs): Likewise.
+       (_bfd_elf_write_object_contents): Likewise.
+       (assign_section_numbers): Likewise.  Adjust for changed SHN_*.
+       (prep_headers): Delete unused variable.
+       * elflink.c (bfd_elf_link_record_local_dynamic_symbol): Adjust
+       for changed SHN_* values.
+       (check_dynsym, elf_link_input_bfd): Likewise.
+       (bfd_elf_final_link): Likewise.  Don't skip over reserved section
+       range.
+       (elf_fixup_link_order): Check that sh_link field is valid.
+       * elf-hppa.h (elf_hppa_add_symbol_hook): Make "index" unsigned.
+       * elf32-arm.c (elf32_arm_gc_mark_extra_sections): Range check before
+       accesssing elf_elfsections.
+       * elf32-avr.c (elf32_avr_size_stubs): Likewise.
+       * elf32-hppa.c (elf32_hppa_size_stubs): Likewise.
+       * elf32-m68hc1x.c (elf32_m68hc11_size_stubs): Likewise.
+       * elf64-hppa.c (elf64_hppa_check_relocs): Adjust for changed
+       SHN_* defines.  Test for SHN_BAD return from
+       _bfd_elf_section_from_bfd_section
+
+2008-03-12  Alan Modra  <amodra@bigpond.net.au>
+
+       * elf-bfd.h (_bfd_elf_section_from_bfd_section): Update prototype.
+       * elf.c (_bfd_elf_section_from_bfd_section): Return unsigned int,
+       SHN_BAD on error.
+       (_bfd_elf_print_private_bfd_data): Test for SHN_BAD result from
+       _bfd_elf_section_from_bfd_section, not -1.
+       (swap_out_syms): Likewise.
+       * elflink.c (elf_link_add_object_symbols): Likewise.
+       (bfd_elf_get_bfd_needed_list): Likewise.
+       (bfd_elf_match_symbols_in_sections): Likewise.
+       (elf_link_add_object_symbols): Don't bother testing for symbols
+       using normal sections before calling bfd_section_from_elf_index.
+       (elf_link_input_bfd, bfd_elf_final_link): Likewise.
+       (bfd_elf_reloc_symbol_deleted_p): Likewise.
+       * elfcode.h (elf_slurp_symbol_table): Likewise.
+       * elf32-spu.c (get_sym_h): Likewise.
+       * elf32-xtensa.c (get_elf_r_symndx_section): Likewise.
+       * elf64-ppc.c (opd_entry_value, get_sym_h, ppc64_elf_edit_toc): Ditto.
+       * elf64-sh64.c (sh_elf64_get_relocated_section_contents): Likewise.
+
+2008-03-11  Alan Modra  <amodra@bigpond.net.au>
+
+       * elf32-spu.c (spu_elf_relocate_section): Test identical conditions
+       to those in process_stubs for overlay symbols.
+
+2008-03-09  Paul Brook  <paul@codesourcery.com>
+
+       * elf32-arm.c (elf32_arm_merge_eabi_attributes): Handle new
+       Tag_VFP_arch values.
+
+2008-03-08  Paul Brook  <paul@codesourcery.com>
+
+       * elf32-arm.c (insert_thumb_branch): Rewrite.
+       (elf32_thumb_to_arm_stub): Use new insert_thumb_branch.
+
+2008-03-07  Paul Brook  <paul@codesourcery.com>
+
+       * elf32-arm.c (elf32_arm_howto_table_1): Fix bitmasks for MOVW and
+       MOVT relocations.
+       (elf32_arm_final_link_relocate): Fix off by one MOVW/MOVT sign
+       extension.
+       (elf32_arm_relocate_section): Handle MOVW and MOVT
+       relocations.  Improve safety check for other weird relocations.
+       (elf32_arm_check_relocs): Only set h->needs_plt for branch/call
+       relocations.
+
+2008-03-03  Bob Wilson  <bob.wilson@acm.org>
+
+       * xtensa-isa.c (xtensa_isa_num_pipe_stages): Make max_stage static and
+       only compute its value once.
+
+2008-03-03  Alan Modra  <amodra@bigpond.net.au>
+
+       * elf32-spu.c (struct got_entry): Add "addend" field.
+       (count_stub, build_stub): Use a new stub if relocation addend
+       differs from existing stubs for this symbol.
+       (process_stubs): Deal with addends.
+       (spu_elf_relocate_section, spu_elf_output_symbol_hook): Likewise.
+
+2008-03-02  H.J. Lu  <hongjiu.lu@intel.com>
+
+       PR ld/5789
+       * elflink.c (_bfd_elf_symbol_refs_local_p): Always return true
+       for hidden and local symbols.
+
+2008-03-03  Alan Modra  <amodra@bigpond.net.au>
+
+       * elf32-ppc.c (allocate_dynrelocs): Discard relocs on
+       undefined symbols with internal or hidden visibility.
+       (ppc_elf_relocate_section): Likewise.  Use SYMBOL_CALLS_LOCAL
+       rather than SYMBOL_REFERENCES_LOCAL on branches.  Don't
+       return immediately on dynamic reloc error.
+
+2008-03-01  Alan Modra  <amodra@bigpond.net.au>
+
+       * elf64-ppc.c (build_plt_stub): Add relocs on plt call stubs
+       if emitrelocations.
+       (get_relocs): New function, split out from..
+       (ppc_build_one_stub): ..here.  Add relocs on plt_branch stubs if
+       emitrelocations.  Remove indx temp.
+       (ppc_size_one_stub): Count new stub relocs.
+       (ppc64_elf_size_stubs): Count new glink reloc.
+       (ppc64_elf_build_stubs): Emit glink reloc if emitrelocations.
+       (ppc64_elf_finish_dynamic_sections): Output glink relocs.
+       * elf32-ppc.c (ppc_elf_finish_dynamic_sections): Describe non-pic
+       glink code.
+
+2008-02-28  Alan Modra  <amodra@bigpond.net.au>
+
+       * elf32-spu.c (mark_functions_via_relocs): Don't assume that
+       the "->start" pointer reaches to function origin, so that we
+       can handle functions split over more than two sections.
+       (build_call_tree): Likewise.
+       (pasted_function): Don't attempt to set fun->start back to the
+       function origin, just go back one section.
+
+2008-02-27  Catherine Moore  <clm@codesourcery.com>
+
+       * elf.c ( _bfd_elf_print_private_bfd_data): Call
+       elf_backend_get_target_dtag if defined.
+       * elf32-mips.c (elf_backend_get_target_dtag): Define.
+       * elf64-mips.c: Likewise.
+       * elfn32-mips.c: Likewise.
+       * elfxx-mips.c (_bfd_mips_elf_get_target_dtag): New.
+       * elfxx-mips.h (_bfd_mips_elf_get_target_dtag): Declare.
+       * elf-bfd.h (elf_backend_get_target_dtag): Add prototype.
+       * elfxx-target.h (elf_backend_get_target_dtag): Add default.
+       (elf_backend_data): Add elf_backend_get_target_dtag.
+
+2008-02-26  Alan Modra  <amodra@bigpond.net.au>
+
+       * elf32-ppc.c (ppc_elf_check_relocs): Set pointer_equality_needed
+       for R_PPC_REL32 syms.  Don't set non_got_ref on branch reloc syms,
+       and assume branch relocs are not dynamic when non-shared.
+       (readonly_dynrelocs): New function, split out from..
+       (maybe_set_textrel): ..here, renamed from old readonly_dynrelocs.
+       (ppc_elf_adjust_dynamic_symbol): For symbols generating plt entries,
+       clear non_got_ref..
+       (allocate_dynrelocs): ..and don't set u.def for undefined weak.
+       Do allow dynamic relocs on undefined symbols.
+       (ppc_elf_adjust_dynamic_symbol): Use readonly_dynrelocs.
+       (ppc_elf_relocate_section): Mirror dynamic reloc changes in
+       check_relocs.
+       (ppc_elf_finish_dynamic_symbol): Don't give a warning on weak
+       plt symbols needing pointer_equality_needed.
+
+2008-02-23  Alan Modra  <amodra@bigpond.net.au>
+
+       * elf32-ppc.c (ppc_elf_check_relocs): Revert non_got_ref change.
+
 2008-02-23  Alan Modra  <amodra@bigpond.net.au>
 
        * elf32-ppc.c (ppc_elf_copy_indirect_symbol): Copy
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