PR 7023

[binutils.git] / bfd / ChangeLog

2008-11-13  Alan Modra  <amodra@bigpond.net.au>

        PR 7023
        * elf.c (bfd_section_from_shdr <SHT_SYMTAB>): Fail on invalid sh_info.

2008-11-12  Tristan Gingold  <gingold@adacore.com>

        * bfd.c (bfd_get_sign_extend_vma): Return 0 for mach-o.

2008-11-11  Alan Modra  <amodra@bigpond.net.au>

        * elf.c (assign_file_positions_for_non_load_sections): Consolidate
        PT_GNU_RELRO handling.

2008-11-11  Alan Modra  <amodra@bigpond.net.au>

        PR 7012
        * dwarf2.c (find_line): Don't keep stale pointers into realloc'd
        memory.  Return on errors.  Fix memory leak.
        (_bfd_dwarf2_cleanup_debug_info): Free dwarf_str_buffer.

2008-11-10  Andreas Schwab  <schwab@suse.de>

        PR 7011
        * elf.c (assign_file_positions_for_non_load_sections): Handle
        PT_GNU_RELRO specially.

2008-11-06  Joel Sherrill <joel.sherrill@oarcorp.com>

        * config.bfd: Add m32c-*-rtems* and m32r-*-rtems*.

2008-11-06  Tom Tromey  <tromey@redhat.com>

        * configure, config.in: Rebuild.
        * configure.in: Check for fileno.
        * bfdio.c (close_on_exec): New function.
        (real_fopen): Use it.
        (FD_CLOEXEC): New define.

2008-11-06  Tristan Gingold  <gingold@adacore.com>

        * mach-o.h (BFD_MACH_O_NO_SECT): Add; reorders the macros.
        (BFD_MACH_O_SYM_NTYPE, BFD_MACH_O_SYM_NSECT,
        BFD_MACH_O_SYM_NDESC): New macros.
        (bfd_mach_o_i386_thread_flavour): Define according to the latest
        definition from system header.
        (bfd_mach_o_load_command_type): Add BFD_MACH_O_LC_RPATH,
        BFD_MACH_O_LC_CODE_SIGNATURE.
        (BFD_MACH_O_SECTION_TYPE_MASK, BFD_MACH_O_SECTION_ATTRIBUTES_MASK,
        BFD_MACH_O_SECTION_ATTRIBUTES_SYS, BFD_MACH_O_SECTION_ATTRIBUTES_USR,
        BFD_MACH_O_S_ATTR_LOC_RELOC, BFD_MACH_O_S_ATTR_EXT_RELOC,
        BFD_MACH_O_S_ATTR_SOME_INSTRUCTIONS, BFD_MACH_O_S_ATTR_DEBUG,
        BFD_MACH_O_S_ATTR_PURE_INSTRUCTIONS): Add.
        (bfd_mach_o_segment_command): Add room for a nul terminator in
        segname field.
        (BFD_MACH_O_PROT_READ, BFD_MACH_O_PROT_WRITE,
        BFD_MACH_O_PROT_EXECUTE): Add.
        (INDIRECT_SYMBOL_LOCAL): Renames to BFD_MACH_O_INDIRECT_SYMBOL_LOCAL.
        (INDIRECT_SYMBOL_ABS): Renames to BFD_MACH_O_INDIRECT_SYMBOL_ABS.
        (bfd_mach_o_uuid_command): Add the structure.
        (bfd_mach_o_load_command): Add uuid field.
        (bfd_get_mach_o_data): New macro.
        * mach-o.c (bfd_mach_o_bfd_print_private_bfd_data): New function which
        replaces the macro.
        (SECTION_TYPE, SECTION_ATTRIBUTES, SECTION_ATTRIBUTES_USR,
        S_ATTR_PURE_INSTRUCTIONS, SECTION_ATTRIBUTES_SYS,
        S_ATTR_SOME_INSTRUCTIONS, S_ATTR_EXT_RELOC, S_ATTR_LOC_RELOC): Renamed
        and moved to mach-o.h.
        (N_STAB, N_TYPE, N_EXT, N_UNDF, N_ABS, N_TEXT, N_DATA, N_BSS,
        N_SECT, N_INDR): Removed as they duplicated macros in mach-o.h.
        (bfd_mach_o_print_symbol): Print much more details.
        (bfd_mach_o_make_bfd_section): Add prot argument, use canonical
        dwarf name for dwarf sections.  Precisely set section flags.
        (bfd_mach_o_scan_read_section_32): Add prot argument.
        (bfd_mach_o_scan_read_section_64): Ditto.
        (bfd_mach_o_scan_read_section): Ditto.
        (bfd_mach_o_scan_read_symtab_symbol): Set section for debugging
        stabs, set BSF_GLOBAL and LOCAL flags correctly.  Fix section
        for N_SECT symbols.
        (bfd_mach_o_i386_flavour_string): Reindent and adjust for new
        names.
        (bfd_mach_o_scan_read_symtab): Set HAS_SYMS flags on bfd if there
        are symbols.
        (bfd_mach_o_scan_read_uuid): New function.
        (bfd_mach_o_scan_read_segment): Add a trailing nul.  Segments
        flags are now simply HAS_CONTENTS.  Pass protection to
        bfd_mach_o_scan_read_section.
        (bfd_mach_o_scan_read_command): Decode UUID command.
        (bfd_mach_o_flatten_sections): Add comments.  Fix flavour names.
        (bfd_mach_o_scan): Set flags according to file type.
        (mach_o_fat_archentry): Remove abfd field.
        (bfd_mach_o_archive_p): Remove initialization of abfd field.
        (bfd_mach_o_openr_next_archived_file): Find previous archive
        by position and not by bfd (as former bfds may have been freed).
        Give architecture name to archived file.
        * mach-o-target.c (TARGET_NAME): Use generic archive for non fat
        targets.

2008-10-30  Jay Krell  <jay.krell@cornell.edu>

        * cache.c (cache_bread): Cast void * pointer before performing
        arithmetic on it.

2008-10-20  Alan Modra  <amodra@bigpond.net.au>

        * elf64-ppc.c (ppc64_elf_process_dot_syms): Renamed from
        ppc64_elf_check_directives.
        * elf32-sh-symbian.c (sh_symbian_process_directives): Combine..
        (sh_symbian_check_directives): ..this
        (bfd_elf32_sh_symbian_process_directives) ..and this function.

2008-10-20  Alan Modra  <amodra@bigpond.net.au>

        * elflink.c (bfd_elf_final_link): Move code reading relocs to..
        * elf32-spu.c (spu_elf_count_relocs): ..here.  Adjust params.
        * elf-bfd.h (struct elf_backend_data): Update elf_backend_count_relocs
        params.

2008-10-20  Alan Modra  <amodra@bigpond.net.au>

        * elflink.c (bfd_elf_final_link): Use d_ptr rather than d_val
        where Elf_Internal_Dyn holds an address.

2008-10-10  Nathan Froyd  <froydnj@codesourcery.com>

        * elf32-ppc.c (ppc_elf_merge_obj_attributes): Merge
        Tag_GNU_Power_ABI_Struct_Return.

2008-10-09  Kai Tietz  <kai.tietz@onevision.com>

        * cofflink.c (_bfd_coff_generic_relocate_section): Dump bfd_vma
        sized addresses instead of long sized.

2008-10-09  Alan Modra  <amodra@bigpond.net.au>

        * elf64-ppc.c (ppc64_elf_get_synthetic_symtab): Don't attempt to
        read plt relocs if no dynamic syms.

2008-10-08  Nick Clifton  <nickc@redhat.com>

        * configure.in (ALL_LINGUAS): Add "id".
        * configure: Regenerate.
        * po/id.po: New Indonesian translation.

2008-10-08  Alan Modra  <amodra@bigpond.net.au>

        * elf.c (assign_file_positions_for_load_sections): When checking
        a segment for contents, don't assume that a non-TLS nobits section
        must only be followed by nobits sections.

2008-10-04  Hans-Peter Nilsson  <hp@axis.com>

        * elf32-cris.c (TLSHOWTO32, TLSHOWTO16): New macros.
        (cris_elf_howto_table): Add entries for R_CRIS_32_GOT_GD,
        R_CRIS_16_GOT_GD, R_CRIS_32_GD, R_CRIS_DTP, R_CRIS_32_DTPREL,
        R_CRIS_16_DTPREL, R_CRIS_DTPMOD, R_CRIS_32_GOT_TPREL,
        R_CRIS_16_GOT_TPREL,  R_CRIS_32_TPREL,  R_CRIS_16_TPREL.
        (cris_reloc_map): Similarly.
        * reloc.c (bfd_reloc_code_type): Add entries for
        BFD_RELOC_CRIS_32_GOT_GD, BFD_RELOC_CRIS_16_GOT_GD,
        BFD_RELOC_CRIS_32_GD, BFD_RELOC_CRIS_DTP,
        BFD_RELOC_CRIS_32_DTPREL, BFD_RELOC_CRIS_16_DTPREL,
        BFD_RELOC_CRIS_DTPMOD, BFD_RELOC_CRIS_32_GOT_TPREL,
        BFD_RELOC_CRIS_16_GOT_TPREL, BFD_RELOC_CRIS_32_TPREL,
        BFD_RELOC_CRIS_16_TPREL.
        * libbfd.h, bfd-in2.h: Regenerate.

2008-10-03  Alan Modra  <amodra@bigpond.net.au>

        PR 6931
        * elf.c (bfd_elf_set_group_contents): Assign sh_info for ld -r when
        the signature symbol is global.
        * elflink.c (elf_link_input_bfd): Ensure group signature symbol
        is output when ld -r.  Set group sh_info when local.
        * linker.c (default_indirect_link_order): Handle group sections
        specially.

2008-09-30  Wesley W. Terpstra  <wesley@terpstra.ca>
            Nick Clifton  <nickc@redhat.com>

        * coffgen.c (coff_write_symbols): Check to see if a symbol's flags
        do not match it class and if necessary update the class.
        (null_error_handler): New function.  Suppresses the generation of
        bfd error messages.
        * coff64-rs6000.c (bfd_xcoff_backend_data): Update comment.

2008-09-30  Alan Modra  <amodra@bigpond.net.au>

        * Makefile.am: Run "make dep-am".
        * Makefile.in: Regenerate.

2008-09-30  Alan Modra  <amodra@bigpond.net.au>

        * elflink.c (elf_link_add_object_symbols): Don't ignore returned
        value of check_directives.

2008-09-29  Peter O'Gorman  <pogma@thewrittenword.com>
            Steve Ellcey  <sje@cup.hp.com>

        * configure: Regenerate for new libtool.
        * aclocal.m4: Ditto.
        * Makefile.in: Ditto.
        * doc/Makefile.in: Ditto.

2008-09-29  Alan Modra  <amodra@bigpond.net.au>

        PR 6789
        * elf.c (assign_file_positions_for_load_sections): Call
        _bfd_elf_map_sections_to_segments, not elf_modify_segment_map.
        (get_program_header_size): Protect against NULL info.
        (_bfd_elf_map_sections_to_segments): Likewise.
        * elf32-spu.c (spu_elf_additional_program_headers): Likewise.

2008-09-29  Nick Clifton  <nickc@redhat.com>

        * po/vi.po: Updated Vietnamese translation.

2008-09-28  Alan Modra  <amodra@bigpond.net.au>

        * elf.c (_bfd_elf_init_private_section_data): Tweak union copy.
        (bfd_section_from_shdr): Don't change SHT_GROUP section name.
        * elflink.c (section_signature): New function.
        (_bfd_elf_section_already_linked): Use it.

2008-09-19  Alan Modra  <amodra@bigpond.net.au>

        * elf32-ppc.c (ppc_elf_finish_dynamic_sections): Handle vxworks
        _GLOBAL_OFFSET_TABLE_ in .got.plt section.  Add BFD_ASSERTs.

2008-09-17  Bob Wilson  <bob.wilson@acm.org>

        * elf32-xtensa.c (elf_xtensa_check_relocs): Check for negative
        refcount.

2008-09-17  Jan Kratochvil  <jan.kratochvil@redhat.com>

        PR 6893 - Do not consider FDEs for discarded sections as invalid.
        * elf-eh-frame.c (_bfd_elf_parse_eh_frame): New REQUIRE_CLEARED_RELOCS.
        Consider FDEs with cleared relocations as valid and ignorable.

2008-09-16  H.J. Lu  <hongjiu.lu@intel.com>

        PR ld/6877
        * elflink.c (_bfd_elf_merge_symbol): Allow a common symbol to
        override the function in a shared library.

2008-09-16  Alan Modra  <amodra@bigpond.net.au>

        PR 6844
        * elf32-ppc.c (SYM_VAL): Define.  Use throughout to find symbol vma.
        (ppc_elf_relocate_section): Correct GOT offset calculation.
        (ppc_elf_finish_dynamic_symbol): Use PPC_HA and PPC_LO.
        (ppc_elf_finish_dynamic_sections): Likewise.  Error if
        htab->elf.hgot symbol is not defined in htab->got section.

2008-09-16  Alan Modra  <amodra@bigpond.net.au>

        PR 6888
        * elf32-ppc.c (ppc_elf_relocate_section): Handle NULL symbol section
        on R_PPC_TOC16, R_PPC_SDAREL16, R_PPC_EMB_SDA2REL, R_PPC_EMB_SDA21,
        R_PPC_EMB_RELSDA, R_PPC_SECTOFF* relocs.

2008-09-11  Jan Kratochvil  <jan.kratochvil@redhat.com>

        Fix loading large elf64 binaries on 32bit hosts.
        * configure.in: Call AC_SYS_LARGEFILE.
        * config.in: Regenerate.
        * configure: Regenerate.

2008-09-08  Tom Tromey  <tromey@redhat.com>

        * elfxx-mips.c (mips16_stub_symndx) <sec>: Mark argument as
        unused.

2008-09-08  H.J. Lu  <hongjiu.lu@intel.com>
            Daniel Jacobowitz  <dan@codesourcery.com>

        PR ld/3191
        * dwarf2.c (struct adjusted_section): Renamed from struct
        loadable_section.
        (struct dwarf2_debug): Adjust for renaming.  Add version field.
        (read_attribute_value): Correctly handle DW_FORM_ref_addr for
        DWARF3.
        (find_abstract_instance_name): Pass a pointer to
        attribute instead of offset.  For DW_FORM_ref_addr, get the
        entry at the offset from the .debug_info section.
        (scan_unit_for_symbols): Update.
        (parse_comp_unit): Allow DWARF3.  Save the version.
        (unset_sections): Update for renaming.
        (place_sections): Likewise.  Set new VMAs for DWARF sections
        also.

2008-09-08  Tristan Gingold  <gingold@adacore.com>

        * configure.in: Update version to 2.19.50
        * configure: Regenerated.

2008-09-05  Daniel Jacobowitz  <dan@codesourcery.com>

        * dwarf2.c: Change leading whitespace to tabs.

2008-09-05  Tristan Gingold  <gingold@adacore.com>

        Add MacOSX 64 bits support.
        * mach-o.h (bfd_mach_o_ppc_thread_flavour): Add
        BFD_MACH_O_PPC_THREAD_STATE_64.
        (bfd_mach_o_i386_thread_flavour): Add BFD_MACH_O_x86_THREAD_STATE64,
        BFD_MACH_O_x86_FLOAT_STATE64, BFD_MACH_O_x86_EXCEPTION_STATE64,
        BFD_MACH_O_x86_THREAD_STATE, BFD_MACH_O_x86_FLOAT_STATE,
        BFD_MACH_O_x86_EXCEPTION_STATE.
        (bfd_mach_o_load_command_type): Add
        BFD_MACH_O_LC_SEGMENT_64, BFD_MACH_O_LC_ROUTINES_64,
        BFD_MACH_O_LC_UUID.
        (BFD_MACH_O_CPU_IS64BIT): Added.
        (bfd_mach_o_cpu_type): Add BFD_MACH_O_CPU_TYPE_POWERPC_64,
        BFD_MACH_O_CPU_TYPE_X86_64.
        (bfd_mach_o_header): Add version field.
        (bfd_mach_o_section) Add reserved3 field.
        (bfd_mach_o_segment_command): Add initprot and maxprot fields.

        * mach-o.c (N_TEXT, N_DATA, N_BSS): Added.
        (bfd_mach_o_version): New function.
        (bfd_mach_o_valid): Handle 64bits cpus.
        (bfd_mach_o_write_header): handler 64bits headers.
        (bfd_mach_o_scan_write_section_32, bfd_mach_o_scan_write_section_64):
        New functions (from bfd_mach_o_scan_write_section) to handle both
        flavors.
        (bfd_mach_o_scan_write_segment): Parameter wide added to support
        both flavors.
        (bfd_mach_o_write_contents): Support both flavors.
        (bfd_mach_o_read_header): Ditto.
        (bfd_mach_o_scan_read_section_32, bfd_mach_o_scan_read_section_64):
        New functions (from bfd_mach_o_scan_read_section) to support both
        flavors.
        (bfd_mach_o_scan_read_symtab_symbol): Support both flavors.
        (bfd_mach_o_scan_read_symtab): Ditto.
        (bfd_mach_o_scan_read_segment): Parameter wide added to support
        both flavors.
        (bfd_mach_o_scan_read_segment_32, bfd_mach_o_scan_read_segment_64):
        New functions to call bfd_mach_o_scan_read_segment.
        (bfd_mach_o_flatten_sections): Support both flavors.
        (bfd_mach_o_scan_start_address): Ditto.
        (bfd_mach_o_scan): Ditto.
        (bfd_mach_o_lookup_section): Ditto.

2008-08-27  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>

        * elf-hppa.h (elf_hppa_reloc_final_type): Handle R_PARISC_GPREL64,
        R_PARISC_SEGREL32 and R_PARISC_SEGREL64.
        * som.c (som_fixup_formats): Add R_DATA_GPREL fixup.
        (som_hppa_howto_table): Likewise.
        (hppa_som_gen_reloc_type): In case R_HPPA_GOTOFF, detect R_DATA_GPREL
        final type.
        (som_write_fixups): Handle R_DATA_GPREL.

2008-08-26  Nick Clifton  <nickc@redhat.com>

        * elf32-arm.c: Fix up comment describing Thumb to ARM interworking
        stub.

2008-08-25  Christophe Lyon  <christophe.lyon@st.com>

        * elf32-arm.c (arm_thumb_arm_v4t_short_branch_stub): Define.
        (elf32_arm_stub_type): Add arm_thumb_arm_v4t_stub_short_branch.
        (arm_type_of_stub): Handle armv4t short branches. Update
        prototype.
        (arm_stub_is_thumb): Handle arm_thumb_arm_v4t_stub_short_branch.
        (arm_build_one_stub): Likewise.
        (arm_size_one_stub): Likewise.
        (elf32_arm_size_stubs): Use new arm_type_of_stub prototype.
        (arm_map_one_stub): Handle arm_thumb_arm_v4t_stub_short_branch.

2008-08-24  Andreas Schwab  <schwab@suse.de>

        * elf-eh-frame.c (_bfd_elf_write_section_eh_frame): Do proper
        extension when calculating difference of offsets.

2008-08-24  Alan Modra  <amodra@bigpond.net.au>

        * configure.in: Update a number of obsolete autoconf macros.
        * aclocal.m4: Regenerate.

2008-08-23  Andreas Schwab  <schwab@suse.de>

        * opncls.c (find_separate_debug_file): Use the canonical
        absolute name of the bfd object for finding the debug file in
        the global debugfile directory.

2008-08-22  Jakub Jelinek  <jakub@redhat.com>

        Fix PR ld/3290 regression for cross-files DW_FORM_ref_addr relocations.
        * elflink.c (elf_link_add_object_symbols): Make debug symbols local
        now only for non-RELOCATABLE targets.

2008-08-20  Bob Wilson  <bob.wilson@acm.org>

        * elf-bfd.h (elf_object_id): Add XTENSA_ELF_TDATA.
        * elf32-xtensa.c (elf_howto_table): Add TLS relocations.
        (elf_xtensa_reloc_type_lookup): Likewise.
        (TCB_SIZE): Define.
        (elf_xtensa_link_hash_entry): New.
        (GOT_UNKNOWN, GOT_NORMAL, GOT_TLS_GD, GOT_TLS_IE, GOT_TLS_ANY): Define.
        (elf_xtensa_hash_entry): Define.
        (elf_xtensa_obj_tdata): New.
        (elf_xtensa_tdata): Define.
        (elf_xtensa_local_got_tls_type): Define.
        (elf_xtensa_local_tlsfunc_refcounts): Define.
        (is_xtensa_elf): Define.
        (elf_xtensa_mkobject): New.
        (elf_xtensa_link_hash_table): Add tlsbase field.
        (elf_xtensa_link_hash_newfunc): New.
        (elf_xtensa_link_hash_table_create): Use elf_xtensa_link_hash_newfunc.
        Create an entry for "_TLS_MODULE_BASE_" and save it in tlsbase field.
        (elf_xtensa_copy_indirect_symbol): New.
        (elf_xtensa_check_relocs): Rewrite to handle TLS relocations.
        (elf_xtensa_gc_sweep_hook): Likewise.
        (elf_xtensa_allocate_dynrelocs): Optimize away GOT entries for
        TLSDESC_FN relocations when an IE reference is seen.
        (elf_xtensa_allocate_local_got_size): Likewise.
        (elf_xtensa_always_size_sections): New.
        (dtpoff_base, tpoff): New.
        (elf_xtensa_do_reloc): Handle TLS relocations.
        (replace_tls_insn): New.
        (IS_XTENSA_TLS_RELOC): Define.
        (elf_xtensa_relocate_section): Handle TLS relocations.
        (get_indirect_call_dest_reg): New.
        (bfd_elf32_mkobject): Define.
        (elf_backend_always_size_sections): New.
        (elf_backend_copy_indirect_symbol): New.
        * reloc.c (BFD_RELOC_XTENSA_TLSDESC_FN, BFD_RELOC_XTENSA_TLSDESC_ARG)
        (BFD_RELOC_XTENSA_TLS_DTPOFF, BFD_RELOC_XTENSA_TLS_TPOFF)
        (BFD_RELOC_XTENSA_TLS_FUNC, BFD_RELOC_XTENSA_TLS_ARG)
        (BFD_RELOC_XTENSA_TLS_CALL): New.
        * bfd-in2.h: Regenerate.
        * libbfd.h: Regenerate.

2008-08-18  Richard Sandiford  <rdsandiford@googlemail.com>

        * elfxx-mips.c (_bfd_mips_elf_copy_indirect_symbol): Copy MIPS16
        stub information.

2008-08-17  Nick Clifton  <nickc@redhat.com>

        * elf32-arm.c: Tidy up the code.
        (bfd_elf32_arm_allocate_interworking_sections): Move common code
        into...
        (arm_allocate_glue_section_space): ... New function.
        (bfd_elf32_arm_add_glue_sections_to_bfd): Move common code
        into...
        (arm_make_glue_section): ... New function.

        * elfxx-mips.c (_bfd_mips_elf_check_relocs): Handle the situation
        where the sym_hashes are not available.

2008-08-17  Alan Modra  <amodra@bigpond.net.au>

        * bfd.c (struct _bfd): Correct outsymbols comment.
        * bfd-in2.h: Regenerate.
        * linker.c (bfd_generic_link_read_symbols): Renamed from..
        (generic_link_read_symbols): ..this, and made global.

2008-08-15  Alan Modra  <amodra@bigpond.net.au>

        PR 6526
        * configure.in: Invoke AC_USE_SYSTEM_EXTENSIONS.
        * Makefile.in: Regenerate.
        * aclocal.m4: Regenerate.
        * config.in: Regenerate.
        * configure: Regenerate.

2008-08-14  Jaka Močnik  <jaka@xlab.si>

        * coffgen.c (coff_find_nearest_line): Correct cached line index.

2008-08-12  Alan Modra  <amodra@bigpond.net.au>

        * elf32-ppc.c (allocate_dynrelocs): Ignore dyn_relocs when
        !dynamic_sections_created.  Don't make symbols with got
        references dynamic if !dynamic_sections_created.
        * elf64-ppc.c (allocate_dynrelocs): Likewise.  Alloc dynamic
        relocs on undefined symbols.
        (ppc64_elf_relocate_section): Allow dynamic relocs on
        undefined symbols.

2008-08-11  Alan Modra  <amodra@bigpond.net.au>

        * elf64-ppc.c (toc_adjusting_stub_needed): Any call via the plt
        needs r2 valid, not just those to external syms.

2008-08-09  Pedro Alves  <pedro@codesourcery.com>

        * archive.c (_bfd_archive_bsd_update_armap_timestamp): Cast stat
        st_mtime to long before comparison.

2008-08-08  Anatoly Sokolov  <aesok@post.ru>

        * archures.c (bfd_mach_avr25, bfd_mach_avr31, bfd_mach_avr35,
        bfd_mach_avr51): New.
        * bfd-in2.h: Regenerate.
        * cpu-avr.c (arch_info_struct): Add avr25, avr31, avr35, and avr51
        architectures. Change comments to match architecture comments in GCC.
        (compatible): Add test for new AVR architectures.
        * elf32-avr.c (bfd_elf_avr_final_write_processing): Recognize
        bfd_mach_avr25, bfd_mach_avr31, bfd_mach_avr35 and bfd_mach_avr51.
        (elf32_avr_object_p): Recognize E_AVR_MACH_AVR25, E_AVR_MACH_AVR31,
        E_AVR_MACH_AVR35 and E_AVR_MACH_AVR51.


2008-08-08  Richard Sandiford  <rdsandiford@googlemail.com>
            Daniel Jacobowitz  <dan@codesourcery.com>
            Catherine Moore  <clm@codesourcery.com>
            Mark Shinwell  <shinwell@codesourcery.com>
            Maxim Kuvyrkov  <maxim@codesourcery.com>

        * elf32-mips.c (mips_vxworks_copy_howto_rela): Replace with...
        (elf_mips_copy_howto): ...this howto.  Clear the size fields.
        (mips_vxworks_jump_slot_howto_rela): Replace with...
        (elf_mips_jump_slot_howto): ...this howto.
        (bfd_elf32_bfd_reloc_type_lookup): Handle BFD_RELOC_MIPS_COPY
        and BFD_RELOC_MIPS_JUMP_SLOT.
        (bfd_elf32_bfd_reloc_name_lookup): Handle "R_MIPS_COPY" and
        "R_MIPS_JUMP_SLOT".
        (mips_elf32_rtype_to_howto): Handle R_MIPS_COPY and R_MIPS_JUMP_SLOT.
        (elf_backend_plt_readonly): Define.
        (elf_backend_plt_sym_val): Define for non-VxWorks targets.
        (mips_vxworks_bfd_reloc_type_lookup): Delete.
        (mips_vxworks_bfd_reloc_name_lookup): Likewise.
        (mips_vxworks_rtype_to_howto): Likewise.
        (elf_backend_want_dynbss): Don't define for VxWorks.
        (elf_backend_plt_readonly): Likewise.
        (bfd_elf32_bfd_reloc_type_lookup): Likewise.
        (bfd_elf32_bfd_reloc_name_lookup): Likewise.
        (elf_backend_mips_rtype_to_howto): Likewise.
        (elf_backend_adjust_dynamic_symbol): Likewise.
        (elf_backend_got_symbol_offset): Don't define.
        * elfn32-mips.c (elf_mips_copy_howto, elf_mips_jump_slot_howto): New.
        (bfd_elf32_bfd_reloc_type_lookup): Handle BFD_RELOC_MIPS_COPY
        and BFD_RELOC_MIPS_JUMP_SLOT.
        (bfd_elf32_bfd_reloc_name_lookup): Handle "R_MIPS_COPY" and
        "R_MIPS_JUMP_SLOT".
        (mips_elf32_n32_rtype_to_howto): Handle R_MIPS_COPY and
        R_MIPS_JUMP_SLOT.
        (elf_backend_rela_plts_and_copies_p, elf_backend_plt_readonly)
        (elf_backend_plt_sym_val): Define.
        * elf64-mips.c (elf_mips_copy_howto, elf_mips_jump_slot_howto): New.
        (bfd_elf64_bfd_reloc_type_lookup): Handle BFD_RELOC_MIPS_COPY
        and BFD_RELOC_MIPS_JUMP_SLOT.
        (bfd_elf64_bfd_reloc_name_lookup): Handle "R_MIPS_COPY" and
        "R_MIPS_JUMP_SLOT".
        (mips_elf64_rtype_to_howto): Handle R_MIPS_COPY and R_MIPS_JUMP_SLOT.
        (elf_backend_rela_plts_and_copies_p, elf_backend_plt_readonly)
        (elf_backend_plt_sym_val): Define.
        * elfxx-mips.h (_bfd_mips_vxworks_adjust_dynamic_symbol): Delete.
        (_bfd_mips_elf_use_plts_and_copy_relocs, _bfd_mips_elf_init_stubs)
        (_bfd_mips_elf_plt_sym_val, _bfd_mips_post_process_headers): Declare.
        * elfxx-mips.c (mips_elf_la25_stub): New structure.
        (LA25_LUI, LA25_J, LA25_ADDIU): New macros.
        (mips_elf_link_hash_entry): Add "la25_stubs", "has_static_relocs"
        and "has_nonpic_branches" fields.  Remove "is_relocation_target" and
        "is_branch_target".
        (mips_elf_link_hash_table): Add blank lines.  Add
        "use_plts_and_copy_relocs", "reserved_gotno", "strampoline",
        "la25_stubs" and "add_stub_section" fields.
        (mips_htab_traverse_info): New structure.
        (PIC_OBJECT_P, MIPS_ELF_LOAD_WORD): New macros.
        (MIPS_RESERVED_GOTNO): Delete.
        (mips_o32_exec_plt0_entry, mips_n32_exec_plt0_entry)
        (mips_n64_exec_plt0_entry, mips_exec_plt_entry): New tables.
        (mips_elf_link_hash_newfunc): Update after the changes to
        mips_elf_link_hash_entry.
        (mips_elf_check_mips16_stubs): Replace the DATA parameter with
        an INFO parameter.  Don't look through warnings symbols here;
        do it in mips_elf_check_symbols instead.
        (mips_elf_create_stub_symbol): New function.
        (mips_elf_la25_stub_hash, mips_elf_la25_stub_eq): New functions.
        (_bfd_mips_elf_init_stubs, mips_elf_local_pic_function_p): Likewise.
        (mips_elf_add_la25_intro, mips_elf_add_la25_trampoline): Likewise.
        (mips_elf_add_la25_stub, mips_elf_check_symbols): New functions.
        (mips_elf_gotplt_index): Check for VxWorks.
        (mips_elf_output_dynamic_relocation): Take the relocation index
        as an extra parameter.  Do not increment reloc_count here.
        (mips_elf_initialize_tls_slots): Update the calls to
        mips_elf_output_dynamic_relocation accordingly.
        (mips_elf_multi_got): Use htab->reserved_gotno instead of
        MIPS_RESERVED_GOTNO.
        (mips_elf_create_got_section): Don't allocate reserved GOT
        entries here.  Unconditionally create .got.plt, but don't
        set its alignment here.
        (mips_elf_relocation_needs_la25_stub): New function.
        (mips_elf_calculate_relocation): Redirect branches and jumps to
        a non-PIC stub if one exists.  Check !h->has_static_relocs instead
        of !htab->is_vxworks when deciding whether to create dynamic
        relocations for R_MIPS_32, R_MIPS_REL32 and R_MIPS_64.
        (_bfd_mips_elf_create_dynamic_sections): Unconditionally call
        _bfd_elf_create_dynamic_sections.  Unconditionally set up
        htab->splt and htab->sdynbss.  Set htab->srelplt to ".rel.plt"
        if !htab->is_vxworks.  Add non-VxWorks values of
        htab->plt_header_size and htab->plt_entry_size.
        (_bfd_mips_elf_check_relocs): Set pointer_equality_needed for
        non-branch static relocations.  Set has_nonpic_branches when an la25
        stub might be required.  Set can_make_dynamic_p to TRUE if R_MIPS_32,
        R_MIPS_REL32 and R_MIPS_64 relocations can be made dynamic,
        rather than duplicating the condition.  Do not make them dynamic
        for read-only sections in non-PIC executable objects.
        Do not protect this code with dynobj == NULL || htab->sgot == NULL;
        handle each group of cases separately.  Add a default case that
        sets has_static_relocs for non-GOT relocations that cannot be
        made dynamic.  Don't set is_relocation_target and is_branch_target.
        Reject non-PIC static relocations in shared objects.
        (_bfd_mips_vxworks_adjust_dynamic_symbol): Fold into...
        (_bfd_mips_elf_adjust_dynamic_symbol): ...here, using
        htab->use_plts_and_copy_relocs instead of htab->is_vxworks
        to select PLT and copy-reloc handling.  Set the alignment of
        .plt and .got.plt when allocating the first entry.  Generalize
        code to handle REL as well as RELA sections and 64-bit as well as
        32-bit GOT entries.  Complain if we find a static-only reloc
        against an externally-defined symbol and if we cannot create
        dynamic relocations for it.  Allocate copy relocs using
        mips_elf_allocate_dynamic_relocations on non-VxWorks targets.
        Set possibly_dynamic_relocs to 0 when using PLTs or copy relocs.
        Skip reserved .got.plt entries.
        (_bfd_mips_elf_always_size_sections): Use mips_elf_check_symbols
        instead of mips_elf_check_mips16_stubs to process each symbol.
        Do the traversal for relocatable objects too.
        (mips_elf_lay_out_got): Use htab->reserved_gotno instead of
        MIPS_RESERVED_GOTNO.
        (_bfd_mips_elf_size_dynamic_sections): Exclude sdynbss if it
        is empty.  Extend the DT_PLTREL, DT_JMPREL and DT_PLTRELSZ handling
        to non-VxWorks targets.  Only add DT_REL{,A}, DT_REL{,A}SZ and
        DT_REL{,A}ENT if .rel.dyn is nonempty.  Create a symbol for the
        PLT.  Allocate a nop at the end of the PLT.  Allocate DT_MIPS_PLTGOT.
        (mips_elf_create_la25_stub_info): New function.
        (_bfd_mips_elf_finish_dynamic_symbol): Write out PLT entries
        and copy relocs where necessary.  Check pointer_equality_needed.
        (mips_finish_exec_plt): New function.
        (_bfd_mips_elf_finish_dynamic_sections): Always set DT_PLTGOT
        to the beginning of htab->sgot.  Use htab->reserved_gotno instead
        of MIPS_RESERVED_GOTNO.  Assert htab->use_plts_and_copy_relocs
        instead of htab->is_vxworks for DT_PLTREL, DT_PLTRELSZ and DT_JMPREL.
        Set DT_PLTREL to DT_REL instead of DT_RELA on non-VxWorks targets.
        Use mips_finish_exec_plt to create non-VxWorks PLT headers.  Set
        DT_MIPS_PLTGOT.
        (_bfd_mips_elf_copy_indirect_symbol): Copy has_static_relocs
        from the indirect symbol to the direct symbol.  Also copy
        has_nonpic_branches for indirect symbols.
        (_bfd_mips_elf_get_target_dtag): Handle DT_MIPS_PLTGOT and
        DT_MIPS_RWPLT.
        (_bfd_mips_elf_link_hash_table_create): Initialize the new
        mips_elf_link_hash_table fields.
        (_bfd_mips_vxworks_link_hash_table_create): Set
        use_plts_and_copy_relocs to TRUE.  Use TRUE rather than 1
        when setting is_vxworks.
        (_bfd_mips_elf_use_plts_and_copy_relocs): New function.
        (_bfd_mips_elf_final_link): Call mips_elf_create_la25_stub for
        each la25_stub.
        (_bfd_mips_elf_merge_private_bfd_data): Treat dynamic objects
        as PIC.  Generalize message about linking PIC and non-PIC.
        (_bfd_mips_elf_plt_sym_val, _bfd_mips_post_process_headers): New
        functions.
        * reloc.c: Update comment near BFD_RELOC_MIPS_JUMP_SLOT.
        * bfd-in2.h: Regenerated.

2008-08-08  Alan Modra  <amodra@bigpond.net.au>

        * elf.c (bfd_elf_get_elf_syms): Don't leak memory on error.
        * elflink.c (_bfd_elf_link_read_relocs): bfd_release on error.
        (elf_link_add_object_symbols): Don't leak memory on error.
        (bfd_elf_size_dynsym_hash_dynstr): Likewise.
        (elf_fixup_link_order): Free sections.

2008-08-07  Richard Sandiford  <rdsandiford@googlemail.com>

        * elf-bfd.h (elf_backend_data): Add a "rela_plts_and_copies_p" field.
        * elfxx-target.h (elf_backend_rela_plts_and_copies_p): New macro.
        (elfNN_bed): Use it.
        * elf.c (_bfd_elf_get_synthetic_symtab): Use rela_plts_and_copies_p
        instead of default_use_rela_p to choose between ".rel.plt" and
        ".rela.plt".
        * elflink.c (_bfd_elf_create_dynamic_sections): Use
        rela_plts_and_copies_p instead of default_use_rela_p to choose
        between ".rel.plt" and ".rela.plt", and between ".rel.bss" and
        ".rela.bss".

2008-08-07  Richard Sandiford  <rdsandiford@googlemail.com>

        * elf-bfd.h (MIPS_ELF_TDATA): New elf_object_id.
        * elf32-mips.c (bfd_elf32_mkobject): Define.
        * elf64-mips.c (bfd_elf64_mkobject): Likewise.
        * elfn32-mips.c (bfd_elf32_mkobject): Likewise.
        * elfxx-mips.h (_bfd_mips_elf_mkobject): Declare.
        * elfxx-mips.c (is_mips_elf): New macro.
        (_bfd_mips_elf_mkobject): New function.
        (_bfd_mips_elf_final_link): Use is_mips_elf.
        (_bfd_mips_elf_merge_private_bfd_data): Likewise.

2008-08-07  Richard Sandiford  <rdsandiford@googlemail.com>

        * elfxx-mips.c (mips_elf_record_relocs): Defer allocation of a
        global GOT entry when deferring allocation of dynamic relocations.
        (allocate_dynrelocs): When allocating deferred dynamic relocations,
        also do the deferred allocation of a GOT entry.

2008-08-07  Richard Sandiford  <rdsandiford@googlemail.com>

        * elfxx-mips.c (mips_got_info): Add a "reloc_only_gotno" field.
        (mips_elf_got_section): Delete.
        (mips_elf_sort_hash_table): Use g->reloc_only_gotno to decide
        how many reloc-only entries there are.
        (mips_elf_count_got_symbols): Adjust g->reloc_only_gotno as
        well as g->global_gotno.
        (mips_elf_make_got_per_bfd): Initialize reloc_only_gotno.
        (mips_elf_multi_got): Likewise.  Use gg->reloc_only_gotno
        rather than gg->assigned_gotno to store the number of
        reloc-only GOT entries.
        (mips_elf_create_got_section): Remove the MAYBE_EXCLUDE parameter.
        Initialize reloc_only_gotno.
        (mips_elf_calculate_relocation): Check htab->got_info instead of
        dynobj when deciding whether to call mips_elf_adjust_gp,
        (_bfd_mips_elf_create_dynamic_sections): Adjust the call
        to mips_elf_create_got_section.
        (mips_elf_record_relocs): Likewise.  Remove redundant
        "dynobj == NULL" code.  Do not use mips_elf_create_got_section
        or mips_elf_record_global_got_symbol for R_MIPS_32, R_MIPS_REL32
        and R_MIPS_64; limit global_got_area to GGA_RELOC_ONLY instead.
        (_bfd_mips_elf_finish_dynamic_symbol): Use htab->sgot instead
        of mips_elf_got_section.
        (_bfd_mips_vxworks_finish_dynamic_symbol): Likewise.
        (_bfd_mips_elf_finish_dynamic_sections): Likewise.
        Move the initial assignment of G to the block that uses it;
        it is used for an unrelated purpose later.

2008-08-07  Richard Sandiford  <rdsandiford@googlemail.com>

        * elfxx-mips.c (count_section_dynsyms): Move before the new first use.
        (mips_elf_sort_hash_table): Take the output bfd as a parameter.
        Remove the MAX_LOCAL parameter.  Exit early if there are no
        dynamic symbols, if there is no dynobj, or if there is no
        GOT section.  Use count_section_dynsyms instead of MAX_LOCAL.
        Assert == rather than <= when checking hsd.max_unref_got_dynindx.
        Also assert that g->global_gotno is right.
        (mips_elf_count_forced_local_got_symbols): Rename to...
        (mips_elf_count_got_symbols): ...and count global GOT entries too.
        Set the global_got_area of a forced-local GGA_RELOC_ONLY symbol
        to GGA_NONE.
        (mips_elf_multi_got): Don't sort the symbol table.
        (mips_elf_lay_out_got): Likewise.  Use mips_elf_count_got_symbols
        to count the number of global GOT entries.
        (_bfd_mips_elf_final_link): Unconditionally call
        mips_elf_sort_hash_table.

2008-08-07  Richard Sandiford  <rdsandiford@googlemail.com>

        * elfxx-mips.c (GGA_NORMAL, GGA_RELOC_ONLY, GGA_NONE): New macros.
        (mips_elf_link_hash_entry): Add a "global_got_area" field.
        (mips_elf_link_hash_newfunc): Initialize it.
        (mips_elf_sort_hash_table_f): Use h->global_got_area instead of
        h->root.got.offset.  Do not handle forced_local symbols specially.
        (mips_elf_record_global_got_symbol): Set h->global_got_area
        instead of h->root.got.offset.
        (mips_elf_recreate_got): Assert that h->global_got_area == GGA_NONE
        for indirect and warning symbols.
        (mips_elf_count_forced_local_got_symbols): Change the argument
        from a "elf_link_hash_entry" to "mips_elf_link_hash_entry".
        Use and set h->global_got_area instead of h->root.got.offset.
        Set it to GGA_NONE for all forced-local symbols.
        (mips_elf_set_global_got_offset): Set h->global_got_area
        instead of h->root.got.offset.  Use g->global_got_area instead
        of a combination of dynindx, forced_local and tls_type.
        (mips_elf_multi_got): Remove disabled code.  Pass GGA_* values to
        mips_elf_set_global_got_offset.
        (mips_elf_lay_out_got): Use mips_elf_link_hash_traverse instead
        of elf_link_hash_traverse.
        (_bfd_mips_elf_copy_indirect_symbol): Copy the indirect symbol's
        global_got_area to the direct symbol if the latter's value is higher.
        Set the indirect symbol's area to GGA_NONE.

2008-08-07  Richard Sandiford  <rdsandiford@googlemail.com>

        * elf32-mips.c (elf_backend_hide_symbol): Delete.
        * elfn32-mips.c (elf_backend_hide_symbol): Likewise.
        * elf64-mips.c (elf_backend_hide_symbol): Likewise.
        * elfxx-mips.h (elf_backend_hide_symbol): Likewise.
        * elfxx-mips.c (mips_elf_link_hash_entry): Remove "forced_local"
        and add "needs_lazy_stub".
        (mips_elf_link_hash_newfunc): Update accordingly.
        (mips_elf_link_hash_table): Remove "computed_got_sizes" and
        add "lazy_stub_count".
        (_bfd_mips_elf_link_hash_table_create): Update accordingly.
        (mips_elf_output_extsym): Use hd->needs_lazy_stub to detect
        cases where a lazy stub is being used.
        (mips_elf_sort_hash_table_f): Use h->root.forced_local instead
        of h->forced_local.
        (mips_elf_record_global_got_symbol): Use _bfd_elf_link_hash_hide_symbol
        instead of _bfd_mips_elf_hide_symbol.  Do not increment local_gotno
        here.
        (mips_elf_allocate_dynamic_relocations): Move before new first use.
        (mips_elf_check_recreate_got, mips_elf_recreate_got): New functions.
        (mips_elf_resolve_final_got_entries): Move earlier in file.  Make at
        most two passes over the hash table.  Use mips_elf_check_recreate_got
        to see if there are any indirect or warning entries and
        mips_elf_recreate_got to create a new GOT without them.
        Return a boolean success value.
        (mips_elf_count_forced_local_got_entries): New function.
        (mips_elf_make_got_per_bfd): Check h->root.forced_local instead of
        h->forced_local.
        (mips_elf_set_global_got_offset): Likewise.
        (mips_elf_set_no_stub): Replace with...
        (mips_elf_forbid_lazy_stubs): ...this new function.
        (mips_elf_resolve_final_got_entry): Delete.
        (mips_elf_multi_got): Fix formatting.  Use mips_elf_forbid_lazy_stubs
        instead of mips_elf_set_no_stub.  Move the code that sets
        global offsets and allocates dynamic relocations from the main
        _bfd_mips_elf_size_dynamic_sections loop to here.
        (_bfd_mips_elf_adjust_dynamic_symbol): Do not allocate room in
        .MIPS.stubs here; just set hmips->needs_lazy_stub and increment
        htab->lazy_stub_count.
        (_bfd_mips_elf_always_size_sections): Move the stub-estimation
        code to mips_elf_estimate_stub_size and the GOT-sizing code to
        mips_elf_lay_out_got.  Do not call these functions here.
        (mips_elf_estimate_stub_size): New function, split
        out from _bfd_mips_elf_always_size_sections.  Call
        mips_elf_resolve_final_got_entries earlier.  Count the number
        of forced-local entries.  Do not add stub sizes to loadable_size;
        after this patch, the stub sizes are already included in the main
        estimate.  Allocate dynamic relocations here rather than in the
        main _bfd_mips_elf_size_dynamic_sections loop.
        (mips_elf_estimate_stub_size): New function, split out from
        _bfd_mips_elf_always_size_sections.
        (mips_elf_allocate_lazy_stub): New function.
        (mips_elf_lay_out_lazy_stubs): Likewise.
        (_bfd_mips_elf_size_dynamic_sections): Call mips_elf_estimate_stub_size,
        mips_elf_lay_out_got and mips_elf_lay_out_lazy_stubs.  Do not handle
        the allocation of sreldyn specially.
        (_bfd_mips_elf_hide_symbol): Delete.

2008-08-07  Richard Sandiford  <rdsandiford@googlemail.com>

        * elfxx-mips.c (allocate_dynrelocs): Ignore indirect and warning
        symbols.

2008-08-06  Richard Sandiford  <rdsandiford@googlemail.com>

        * elfxx-mips.c (mips_elf_link_hash_entry): Move bfd_boolean
        fields to the end of the structure and make them single-bit
        bitfields.
        (mips_elf_link_hash_newfunc): Make the initialization statements
        follow the new field order.

2008-08-06  Richard Sandiford  <rdsandiford@googlemail.com>

        * elfxx-mips.c (_mips_elf_section_data): Remove the "u.got_info" field.
        (mips_elf_link_hash_table): Add "sgot" and "got_info" fields.
        (_bfd_mips_elf_link_hash_table_create): Initialize them.
        (mips_elf_got_section): Always apply the !maybe_excluded behavior.
        (mips_elf_got_info): Delete.
        (mips_elf_initialize_tls_slots): Remove the DYNOBJ local variable.
        Adjust the call to mips_elf_got_section.
        (mips_elf_local_got_index): Don't call mips_elf_got_info.
        Update the call to mips_elf_create_local_got_entry.
        Use htab->got_info.
        (mips_elf_global_got_index): Don't call mips_elf_got_info;
        use htab->got_info and htab->sgot instead.
        (mips_elf_got_page): Don't call mips_elf_got_info.  Update the
        call to mips_elf_create_local_got_entry.
        (mips_elf_got16_entry): Likewise.
        (mips_elf_got_offset_from_index): Replace with DYNOBJ parameter
        with an INFO parameter.  Don't call mips_elf_got_info; use htab->sgot
        and htab->got_info instead.
        (mips_elf_create_local_got_entry): Remove the GG and SGOT parameters.
        Use htab->sgot and htab->got_info.
        (mips_elf_sort_hash_table): Remove the DYNOBJ local variable.
        Don't call mips_elf_got_info; use htab->got_info instead.
        (mips_elf_record_global_got_symbol): Turn G from a paramter to
        a local variable and read it from htab->got_info.
        (mips_elf_record_local_got_symbol): Replace the G parameter with
        an INFO parameter.  Make G a local variable and read it from
        htab->got_info instead.
        (mips_elf_record_got_page_entry): Likewise.
        (mips_elf_multi_got): Remove the G parameter and make it a local
        variable instead.  Read it from htab->got_info.
        (mips_elf_create_got_section): Cache the GOT section in htab->sgot.
        Store the GOT information in htab->got_info.
        (mips_elf_calculate_relocation): Don't call mips_elf_got_section
        and mips_elf_got_info; use htab->sgot and htab->got_info instead.
        Adjust the calls to mips_elf_got_offset_from_index and
        mips_elf_adjust_gp.
        (_bfd_mips_elf_check_relocs): Remove the G and SGOT local variables.
        Adjust the calls to mips_elf_record_local_got_symbol,
        mips_elf_record_global_got_symbol and mips_elf_record_got_page_entry.
        Use htab->sgot.
        (_bfd_mips_elf_always_size_sections): Remove the DYNOBJ local variable.
        Don't call mips_elf_got_info; use htab->sgot and htab->got_info instead.
        Update the call to mips_elf_multi_got.
        (_bfd_mips_elf_size_dynamic_sections): Don't call mips_elf_got_info;
        use htab->got_info instead.
        (_bfd_mips_elf_finish_dynamic_symbol): Update the call to
        mips_elf_got_section.  Get the got_info from the hash table
        rather than the GOT section.
        (_bfd_mips_vxworks_finish_dynamic_symbol): Likewise.
        (_bfd_mips_elf_finish_dynamic_sections): Likewise.
        (_bfd_mips_elf_hide_symbol): Don't call mips_elf_got_section;
        get the got_info from the hash table instead.  Remove the GOT
        local variable.
        (_bfd_mips_elf_final_link): Likewise.  Also remove the DYNOBJ
        local variable.

2008-08-06  Richard Sandiford  <rdsandiford@googlemail.com>

        * elfxx-mips.c (mips_elf_link_hash_table): Add an "sstubs" field.
        (_bfd_mips_elf_create_dynamic_sections): Use it to cache the stubs
        section.  Don't check whether the section already exists.
        (_bfd_mips_elf_adjust_dynamic_symbol): Use htab->sstubs.
        (_bfd_mips_elf_finish_dynamic_symbol): Likewise.
        (_bfd_mips_elf_finish_dynamic_sections): Likewise.
        (_bfd_mips_elf_size_dynamic_sections): Likewise.  Don't add the
        dummy stub to an empty section.
        (_bfd_mips_elf_link_hash_table_create): Initialize the "sstubs" field.

2008-08-06  Richard Sandiford  <rdsandiford@googlemail.com>

        * reloc.c (BFD_RELOC_MIPS16_GOT16, BFD_RELOC_MIPS16_CALL16): Declare.
        * libbfd.h, bfd-in2.h: Regenerate.
        * elf32-mips.c (elf_mips16_howto_table_rel): Fill in reserved
        R_MIPS16_GOT16 and R_MIPS16_CALL16 entries.
        (mips16_reloc_map): Add mappings.
        * elf64-mips.c (mips16_elf64_howto_table_rel): Fill in reserved
        R_MIPS16_GOT16 and R_MIPS16_CALL16 entries.
        (mips16_elf64_howto_table_rela): Likewise.
        (mips16_reloc_map): Add mappings.
        * elfn32-mips.c (elf_mips16_howto_table_rel): Fill in reserved
        R_MIPS16_GOT16 and R_MIPS16_CALL16 entries.
        (elf_mips16_howto_table_rela): Likewise.
        (mips16_reloc_map): Add mappings.
        * elfxx-mips.c (mips_elf_create_shadow_symbol): New function.
        (section_allows_mips16_refs_p): Likewise.
        (mips16_stub_symndx): Likewise.
        (mips_elf_check_mips16_stubs): Treat the data argument as a
        bfd_link_info.  Mark every dynamic symbol as needing MIPS16 stubs
        and create a "shadow" symbol for the original MIPS16 definition.
        (mips16_reloc_p, got16_reloc_p, call16_reloc_p, hi16_reloc_p)
        (lo16_reloc_p, mips16_call_reloc_p): New functions.
        (_bfd_mips16_elf_reloc_unshuffle): Use mips16_reloc_p to generalize
        relocation checks.
        (_bfd_mips16_elf_reloc_shuffle): Likewise.
        (_bfd_mips_elf_lo16_reloc): Handle R_MIPS16_GOT16.
        (mips_elf_got16_entry): Add comment.
        (mips_elf_calculate_relocation): Use hi16_reloc_p,
        lo16_reloc_p, mips16_call_reloc_p, call16_reloc_p and got16_reloc_p
        to generalize relocation checks.  Use section_allows_mips16_refs_p
        instead of mips16_stub_section_p.   Handle R_MIPS16_CALL16 and
        R_MIPS16_GOT16, allowing the former to refer directly to a
        MIPS16 function if its stub is not needed.
        (mips16_stub_section_p): Delete.
        (_bfd_mips_elf_symbol_processing): Convert odd-valued function
        symbols into even MIPS16 symbols.
        (mips_elf_add_lo16_rel_addend): Use mips16_reloc_p to generalize
        a relocation check.
        (_bfd_mips_elf_check_relocs): Calculate "bed" and "rel_end"
        earlier in the function.  Use mips16_stub_symndx to identify
        the target function.  Avoid out-of-bounds accesses when the
        stub has no relocations; report an error instead.  Use
        section_allows_mips16_refs_p instead of mips16_stub_section_p.
        Use mips16_call_reloc_p and got16_reloc_p to generalize relocation
        checks.  Handle R_MIPS16_CALL16 and R_MIPS16_GOT16.  Don't create
        dynamic relocations for absolute references to __gnu_local_gp.
        (_bfd_mips_elf_always_size_sections): Pass a bfd_link_info as
        the argument to mips_elf_check_mips16_stubs.  Generalize comment.
        (_bfd_mips_elf_relocate_section): Use hi16_reloc_p and got16_reloc_p
        to generalize relocation checks.
        (_bfd_mips_elf_finish_dynamic_symbol): If a dynamic MIPS16 function
        symbol has a non-MIPS16 stub, redirect the symbol to the stub.
        Fix an overly long line.  Don't give dynamic symbols type STO_MIPS16.
        (_bfd_mips_elf_gc_sweep_hook): Handle R_MIPS16_CALL16 and
        R_MIPS16_GOT16.

2008-08-06  Alan Modra  <amodra@bigpond.net.au>

        * elf32-ppc.c (ppc_elf_relax_section): Clear R_PPC_PLTREL24 addend.
        (ppc_elf_relocate_section <R_PPC_RELAX32_PLT>): Don't bother here.

2008-08-05  Alan Modra  <amodra@bigpond.net.au>
            Jaka Močnik <jaka@xlab.si>

        * coffcode.h (coff_slurp_line_table): bfd_alloc lineno_cache first
        so that we don't inadvertently free it.  Use bfd_alloc for sort
        arrays, and memcpy sorted line table.

2008-08-04  Alan Modra  <amodra@bigpond.net.au>

        * elf32-spu.c (spu_elf_auto_overlay): Use the maximum possible
        if --fixed-space request is too large.

2008-08-04  Alan Modra  <amodra@bigpond.net.au>

        * Makefile.am (SRC-POTFILES.in, BLD-POTFILES.in): Set LC_ALL=C.
        * Makefile.in: Regenerate.
        * po/SRC-POTFILES.in: Regenerate.

2008-08-02  Alan Modra  <amodra@bigpond.net.au>

        * elf32-spu.c (mark_overlay_section): Move code calculating
        max_overlay_size to correct block.
        (spu_elf_auto_overlay): Don't use %x in einfo error message.

2008-08-01  Alan Modra  <amodra@bigpond.net.au>
            Jan Kratochvil  <jan.kratochvil@redhat.com>

        * elfcore.h (elf_core_file_p): Ensure we have a backend match
        with the correct arch size before rejecting the generic fallback.
        * elfcode.h (elf_object_p): Likewise.  Ensure arch size matches
        before accepting a target.

2008-08-01  Alan Modra  <amodra@bigpond.net.au>

        PR 6774
        * elf.c (rewrite_elf_program_header): Don't wrap p_paddr to
        include file or program headers.

2008-07-30  Alan Modra  <amodra@bigpond.net.au>

        * coff-ppc.c, coffgen.c, ecoff.c, ecofflink.c, elf.c, elf32-frv.c,
        elf32-iq2000.c, elf32-m32c.c, elf32-mep.c, elf32-mt.c,
        elf32-sh-symbian.c, elf64-hppa.c, mach-o.c, peXXigen.c, pef.c,
        ppcboot.c, vms-misc.c, xsym.c: Silence gcc warnings.

2008-07-28  Daniel Jacobowitz  <dan@codesourcery.com>

        * elfxx-mips.c (mips_elf_calculate_relocation): Avoid generating
        relocations for undefined weak symbols with non-default visibility.
        (_bfd_mips_elf_check_relocs): Use possibly_dynamic_relocs for
        global symbols in shared libraries.
        (allocate_dynrelocs): New function.
        (_bfd_mips_elf_adjust_dynamic_symbol): Do not handle
        possibly_dynamic_relocs here.
        (_bfd_mips_elf_size_dynamic_sections): Call allocate_dynrelocs.

2008-07-28  Alexandre Oliva  <aoliva@redhat.com>

        * elf32-i386.c (struct elf_i386_link_hash_table): Added field
        tls_module_base.
        (elf_i386_link_hash_table_create): Initialize it.
        (elf_i386_always_size_sections): Set it.
        (set_tls_module_base): New.
        (elf_i386_relocate_sections): Call it.
        * elf64-x86-64.c (struct elf64_x86_64_link_hash_table): Added
        field tls_module_base.
        (elf64_x86_64_link_hash_table_create): Initialize it.
        (elf64_x86_64_always_size_sections): Set it.
        (set_tls_module_base): New.
        (elf64_x86_64_relocate_sections): Call it.
        Reported by Cary Coutant <ccoutant@google.com>

2008-07-28  Ineiev  <ineiev@yahoo.co.uk>

        * elf32-arm.c (arm_map_one_stub): Declare variables at beginning
        of block.
        * elf32-avr.c (get_local_syms): Likewise.

2008-07-28  Alan Modra  <amodra@bigpond.net.au>

        PR 6769
        * bfd-in.h (BFD_VMA_FMT): Define.
        (printf_vma, sprintf_vma): Use the above.
        (_bfd_int64_low, _bfd_int64_high): Delete.
        * bfd-in2.h: Regenerate.

2008-07-27  Alan Modra  <amodra@bigpond.net.au>

        * elf.c (_bfd_elf_make_section_from_shdr): Ignore return from
        elf_parse_notes.  Use bfd_malloc_and_get_section.
        (elf_parse_notes): Validate note namesz and descsz.

2008-07-26  Michael Eager <eager@eagercon.com>

        * elf32-ppc.c (ppc_elf_merge_obj_attributes): Check compatibility
        between single-float, double-float, and soft-float.

2008-07-24  Daniel Jacobowitz  <dan@codesourcery.com>

        * elf32-mips.c (elf_backend_write_section): Define.

2008-07-24  Nick Clifton  <nickc@redhat.com>

        * elf.c (_bfd_elf_map_sections_to_segments): Catch off by one
        error assigning sections to segments.

2008-07-22  Nick Clifton  <nickc@redhat.com>

        * elf.c (_bfd_elf_map_sections_to_segments): Allow sections in
        adjoining pages to be included in the same segment.

2008-07-22  Simon Baldwin  <simonb@google.com>

        * elflink.c (elf_link_output_extsym): Set st_size to zero for
        symbols from dynamic libraries.

2008-07-21  H.J. Lu  <hongjiu.lu@intel.com>

        PR ld/4424
        * elflink.c (_bfd_elf_merge_symbol): Call bed->relocs_compatible
        to check if 2 inputs are compatible.

2008-07-21  Sterling Augustine  <sterling@tensilica.com>

        * elf.c (assign_file_positions_for_load_sections): Print vma in
        error message about overlapping section vmas.

2008-07-21  H.J. Lu  <hongjiu.lu@intel.com>

        PR ld/6747
        * elf32-frv.c (elf32_frv_relocate_section): Revert the change
        for PR ld/6446 checked in by accident on May 21, 2008.

2008-07-21  Nick Clifton  <nickc@redhat.com>

        * coff-sh.c (bfd_pe_print_pdata): Define to NULL for non
        COFF_WITH_PE based SH ports.
        * libpei.h (_bfd_XX_print_ce_compressed_pdata): Prototype.
        * arm-wince-pe.c (bfd_pe_print_pdata): Use
        _bfd_pe_print_ce_compressed_pdata.
        (slurp_symcache, cleanup_syms, pe_print_ce_compressed_pdata): Move
        to...
        * peXXigen.c: ... here and rename pe_print_ce_compressed_pdata to
        _bfd_XX_print_ce_compressed_pdata.

2008-07-21  Alan Modra  <amodra@bigpond.net.au>

        * elf-eh-frame.c (_bfd_elf_discard_section_eh_frame): Drop
        unwanted zero terminators.

2008-07-21  Alan Modra  <amodra@bigpond.net.au>

        * elf32-spu.c (spu_elf_relocate_section): Expand
        RELOC_FOR_GLOBAL_SYMBOL.  Don't warn about undefined symbols for
        R_SPU_PPU32 and R_SPU_PPU64 relocations.

2008-07-21  Luis Machado  <luisgpm@br.ibm.com>

        * elf-bfd.h: Declare elfcore_write_ppc_vsx.
        * elf.c (elfcore_grok_ppc_vsx): New function.
        (elfcore_write_ppc_vsx): New function
        (elfcore_grok_note): Handle VSX notes.
        (elfcore_write_register_note): Handle VSX notes.

2008-07-18  Joseph Myers  <joseph@codesourcery.com>

        * bfd-in.h (bfd_elf32_arm_set_target_relocs): Add new parameter.
        * bfd-in2.h: Regenerate.
        * elf32-arm.c (struct elf_arm_obj_tdata): Add field
        no_wchar_size_warning.
        (bfd_elf32_arm_set_target_relocs): Add new parameter
        no_wchar_warn.
        (elf32_arm_merge_eabi_attributes): Give a warning, not an error,
        for conflicting wchar_t attributes.  Do not warn if
        --no-wchar-size-warning.  Make diagnostic text more specific.

2008-07-18  H.J. Lu  <hongjiu.lu@intel.com>

        PR ld/6748
        * elf32-arm.c (elf32_arm_link_hash_table_create): Initialize
        new fields added for ARM long call support.

2008-07-18  Danny Backx  <dannybackx@users.sourceforge.net>

        * pe-arm-wince.c (pe_print_compressed_pdata): Define new function to
        print compressed pdata structure as described on MSDN. This only
        applies to a limited set of architectures (ARM, SH4).
        (slurp_symtab, my_symbol_for_address): Define static helper
        functions for pe_print_compressed_pdata.
        * coffcode.h (bfd_coff_backend_data): Add _bfd_coff_print_pdata field.
        (bfd_coff_have_print_pdata, bfd_coff_print_pdata): Define.
        * bfd/peXXigen.c (_bfd_XX_print_private_bfd_data_common): Add check on
        bfd_coff_backend_data, call the function if non-null.
        * pei-mcore.c: Add target dependent initialisation for
        bfd_coff_backend_data.
        * coff-sh.c: Likewise.
        * coff64-rs6000.c: Likewise.
        * coff-rs6000.c: Likewise.
        * libcoff-in.h: Likewise.
        * cf-i386lynx.c: Likewise.
        * coff-alpha.c: Likewise.
        * coff-apollo.c: Likewise.
        * coff-arm.c: Likewise.
        * coff-aux.c: Likewise.
        * coff-h8300.c: Likewise.
        * coff-h8500.c: Likewise.
        * coff-i386.c: Likewise.
        * coff-i860.c: Likewise.
        * coff-i960.c: Likewise.
        * coff-ia64.c: Likewise.
        * coff-m68k.c: Likewise.
        * coff-m88k.c: Likewise.
        * coff-maxq.c: Likewise.
        * coff-mips.c: Likewise.
        * coff-or32.c: Likewise.
        * coff-sparc.c: Likewise.
        * coff-tic30.c: Likewise.
        * coff-tic4x.c: Likewise.
        * coff-tic54x.c: Likewise.
        * coff-tic80.c: Likewise.
        * coff-w65.c: Likewise.
        * coff-we32k.c: Likewise.
        * coff-x86_64.c: Likewise.
        * coff-z80.c: Likewise.
        * coff-z8k.c: Likewise.
        * pe-mcore.c: Likewise.
        * pe-mips.c: Likewise.
        * pe-ppc.c: Likewise.
        * peXXigen.c: Likewise.
        * pei-ppc.c: Likewise.
        * libcoff.h: Regenerate.

2008-07-16  Bernd Schmidt  <bernd.schmidt@analog.com>

        * elf32-bfin.c (bfin_check_relocs, bfin_relocate_section,
        bfin_final_link_relocate, bfin_gc_mark_hook, bfin_gc_sweep_hook,
        ELF_DYNAMIC_INTERPRETER, DEFAULT_STACK_SIZE,
        struct _bfinfdpic_dynamic_got_info): Moved around to keep FD-PIC code
        separate from non-FD-PIC.

2008-07-14  DJ Delorie  <dj@redhat.com>

        * elf-m10300.c (mn10300_elf_final_link_relocate): Correct overflow
        checks for PCREL8, PCREL16, GOTPC16, GOTOFF16, PLT16, and GOT16
        relocs.
        (mn10300_elf_relax_section): Correct jump offset check when target
        is in a different section.

2008-07-15  Jie Zhang  <jie.zhang@analog.com>

        * elf32-bfin.c (elf32_bfin_special_sections[]): New.
        (elf_backend_special_sections): Define.

2008-07-13  Craig Silverstein  <csilvers@google.com>

        PR binutils/6743
        * dwarf2.c (struct dwarf2_debug): New variable info_ptr_memory.
        (find_line): Use info_ptr_memory instead of sec_info_ptr.
        (_bfd_dwarf2_cleanup_debug_info): Likewise.

2008-07-12  Jie Zhang  <jie.zhang@analog.com>

        Revert
        2008-07-12  Jie Zhang  <jie.zhang@analog.com>
        * elf.c (_bfd_elf_map_sections_to_segments): Don't put
        executable sections into the same segment with other
        read only sections if --sep-code.
        * elf32-bfin.c (elf32_bfin_code_in_l1): New variable.
        (elf32_bfin_data_in_l1): New variable.
        (elf32_bfin_final_write_processing): New.
        (elf32_bfin_special_sections[]): New.
        (elf_backend_final_write_processing): Define.
        (elf_backend_special_sections): Define.

2008-07-12  Jie Zhang  <jie.zhang@analog.com>

        * elf.c (_bfd_elf_map_sections_to_segments): Don't put
        executable sections into the same segment with other
        read only sections if --sep-code.
        * elf32-bfin.c (elf32_bfin_code_in_l1): New variable.
        (elf32_bfin_data_in_l1): New variable.
        (elf32_bfin_final_write_processing): New.
        (elf32_bfin_special_sections[]): New.
        (elf_backend_final_write_processing): Define.
        (elf_backend_special_sections): Define.

2008-07-11  Andreas Schwab  <schwab@suse.de>

        * dwarf2.c (read_section): Take pointer to bfd_size_type instead
        of unsigned long as last parameter.
        (struct dwarf2_debug): Define dwarf_abbrev_size, dwarf_line_size,
        dwarf_str_size and dwarf_ranges_size as bfd_size_type instead of
        unsigned long.

2008-07-10  Richard Sandiford  <rdsandiford@googlemail.com>

        * elfxx-mips.c (mips_elf_calculate_relocation): Calculate GP and GP0
        for all relocation types.  Allow any type of relocation to refer to
        __gnu_local_gp.

2008-07-10  Richard Sandiford  <rdsandiford@googlemail.com>

        * elfxx-mips.c (mips_elf_check_mips16_stubs): Use ELF_ST_IS_MIPS16.
        (mips_elf_calculate_relocation): Likewise.
        (_bfd_mips_elf_add_symbol_hook): Likewise.
        (_bfd_mips_elf_finish_dynamic_symbol): Likewise.
        (_bfd_mips_vxworks_finish_dynamic_symbol): Likewise.

2008-07-10  Andreas Schwab  <schwab@suse.de>

        * elfxx-mips.c (_bfd_mips_elf_section_from_shdr): Add missing
        paren.

2008-07-09  Craig Silverstein  <csilvers@google.com>

        * Makefile.am (BFD32_LIBS): Add compress.lo.
        (BFD32_LIBS_CFILES): Add compress.c.
        (BFD_H_FILES): Likewise.
        * Makefile.in: Regenerate.
        * bfd-in2.h: Regenerate.
        * config.in: Add HAVE_ZLIB_H
        * configure.in: Add test for libz and zlib.h
        * configure: Regenerate.
        * dwarf2.c (read_section): New function.
        (read_indirect_string): Call new function read_section.
        (read_abbrevs): Likewise.
        (decode_line_info): Likewise.
        (read_debug_ranges): Likewise.
        (find_line): Call new function read_section when just one
        .zdebug_info section is found, otherwise read and compress
        multiple sections.
        (_bfd_dwarf2_cleanup_debug_info): Free sec_info_ptr.
        * elf.c (_bfd_elf_make_section_from_shdr): Add zdebug prefix.
        (special_sections_z): New struct.
        (special_sections): Refer to special_sections_z.
        * elfxx-mips.c (_bfd_mips_elf_section_from_shdr): Recognize
        sections named .zdebug_*.
        (_bfd_mips_elf_fake_sections): Likewise.
        * compress.c: New file.
        (bfd_uncompress_section_contents): New function.

2008-07-07  Christophe Lyon  <christophe.lyon@st.com>

        * elf32-arm.c (arm_type_of_stub): Don't crash on local symbols in
        the presence of a PLT.

2008-07-07  Alan Modra  <amodra@bigpond.net.au>

        * bfd.c (bfd_demangle): Always trim off bfd_get_symbol_leading_char.

2008-07-02  Alan Modra  <amodra@bigpond.net.au>

        * elf32-ppc.c (is_pic_glink_stub): New function.
        (ppc_elf_get_synthetic_symtab): Don't generate symbols when
        multiple shared/pie stubs per plt entry.

2008-06-30  Richard Sandiford  <rdsandiford@googlemail.com>

        * elf.c (_bfd_elf_get_synthetic_symtab): Increment p by
        bed->s->int_rels_per_ext_rel.

2008-06-30  Richard Sandiford  <rdsandiford@googlemail.com>

        * syms.c (BSF_SYNTHETIC): New flag.
        * elf.c (_bfd_elf_get_synthetic_symtab): Set it.
        * elf32-ppc.c (ppc_elf_get_synthetic_symtab): Likewise.
        * elf64-ppc.c (ppc64_elf_get_synthetic_symtab): Likewise.
        * bfd-in.h (bfd_asymbol_flavour): Return bfd_target_unknown_flavour
        for synthetic symbols.
        * bfd-in2.h: Regenerate.

2008-06-30  Daniel Jacobowitz  <dan@codesourcery.com>

        * elf32-arm.c (record_arm_to_thumb_glue, record_thumb_to_arm_glue):
        Expand comments.
        (arm_map_one_stub): Use | 1 when setting the low bit.

2008-06-29  Andreas Schwab  <schwab@suse.de>

        * elf32-m68k.c (elf_m68k_relocate_section): Don't ignore existing
        addend on _GLOBAL_OFFSET_TABLE_.

2008-06-24  Daniel Jacobowitz  <dan@codesourcery.com>

        * elf32-arm.c (STUB_ENTRY_NAME): Define.
        (arm_thumb_thumb_long_branch_stub): Use bx instead of b.n.
        (arm_pic_long_branch_stub): Mention R_ARM_REL32 instead of
        R_ARM_ABS32.
        (struct elf32_arm_stub_hash_entry): Add output_name.
        (arm_build_one_stub): Move offsets into the offset argument
        of _bfd_final_link_relocate.  Correct offset for
        arm_thumb_arm_v4t_stub_long_branch.
        (elf32_arm_size_stubs): Set stub_entry->output_name.
        (elf32_arm_ouput_plt_map_sym): Rename to elf32_arm_output_map_sym.
        Update all callers.
        (elf32_arm_output_stub_sym): New.
        (arm_map_one_stub): Correct formatting.  Use elf32_arm_output_stub_sym.

2008-06-20  Alan Modra  <amodra@bigpond.net.au>

        * elf32-spu.c (needs_ovl_stub): Correctly return nonovl_stub for
        non-branch insns.

2008-06-20  Alan Modra  <amodra@bigpond.net.au>

        * elf32-spu.c (build_stub): Allow wraparound on stub branches.
        (allocate_spuear_stubs, build_spuear_stubs): Return value from
        count_stub/build_stub.
        (spu_elf_build_stubs): Correct location of stub reloc error message.

2008-06-18  M R Swami Reddy <MR.Swami.Reddy@nsc.com>

        * elf32-cr16.c (ELF_MACHINE_ALT1): Define to EM_CR16_OLD.

2008-06-17  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>

        * configure: Regenerate.

2008-06-17  Alan Modra  <amodra@bigpond.net.au>

        * elf32-spu.c (struct spu_link_hash_table): Add extra_stack_space.
        (spu_elf_check_vma): Add extra_stack_space param, copy to htab.
        (spu_elf_auto_overlay): Use it.
        (RECURSE_UNMARK): Define as 0.
        (unmark_overlay_section): Heed RECURSE_UNMARK.
        * elf32-spu.h (spu_elf_check_vma): Update prototype.

2008-06-12  DJ Delorie  <dj@redhat.com>

        * elf32-m32c.c (ELF_MACHINE_ALT1): Define as EM_M32C_OLD.

2008-06-09  Paul Brook  <paul@codesourcery.com>

        bfd/
        * elf32-arm.c (elf32_arm_merge_private_bfd_data): Allow BE8 shared
        libraries.

2008-06-09  Christophe Lyon  <christophe.lyon@st.com>

        * elf32-arm.c (arm_stub_is_thumb): Define.
        (elf32_arm_final_link_relocate): Handle near mode switching stubs.

2008-06-07  Alan Modra  <amodra@bigpond.net.au>

        * elf32-spu.c (spu_elf_auto_overlay): Add valid area below sp
        to stack calculation.

2008-06-06  Paul Brook  <paul@codesourcery.com>

        bfd/
        * elf32-arm.c (elf32_arm_merge_private_bfd_data): Reject BE8 input.

2008-06-06  Alan Modra  <amodra@bigpond.net.au>

        * elf32-spu.c (spu_elf_auto_overlay): Relax requirement that
        file names be unique.  Specify archive:path in overlay script.

2008-06-05  Alan Modra  <amodra@bigpond.net.au>

        PR ld/6590
        * elf64-ppc.c (ppc_build_one_stub): Correct reloc offsets.

2008-06-04  Alan Modra  <amodra@bigpond.net.au>

        * elf.c (ignore_section_sym): Don't test section sym value here.
        (elf_map_symbols): Instead check zero value here as was done prior
        to 2006-05-26 change.

2008-06-04  Nick Clifton  <nickc@redhat.com>

        PR ld/6019
        * elf32-avr.c (elf32_avr_relax_section): Handle the case where
        there are no local symbols.

2008-06-04  Alan Modra  <amodra@bigpond.net.au>

        * elf32-spu.c (get_sym_h): Don't attempt to read global syms.
        (process_stubs): Likewise.
        (discover_functions): Don't used cached symbols.
        (maybe_insert_function): Correct condition under which function
        array is realloc'd.
        (mark_functions_via_relocs): Delete unused variable.

2008-05-30  Frediano Ziglio  <frediano.ziglio@vodafone.com>
            Nick Clifton  <nickc@redhat.com>

        PR ld/6511
        * elf64-hppa.c (allocate_global_data_opd): Default to using the
        dynamic symbol table for local function names in shared libraries.

2008-05-29  Jan Kratochvil  <jan.kratochvil@redhat.com>

        * elf.c (assign_file_positions_for_load_sections): Adjust pre-section
        gaps based on VMA and P_VADDR instead of LMA and P_PADDR addresses.

2008-05-28  Alan Modra  <amodra@bigpond.net.au>

        * elf32-spu.c (spu_elf_object_p): New function.
        (elf_backend_object_p): Define.
        (build_stub): Correct second word of 8 byte overlay stubs.
        (spu_elf_relocate_section): Formatting.

2008-05-24  Carlos Eduardo Seo  <cseo@linux.vnet.ibm.com>

        * elf.c (elfcore_write_register_note): New function.
        * elf-bfd.h (elfcore_write_register_note): New prototype.

2008-05-22  Christophe Lyon  <christophe.lyon@st.com>

        * elf32-arm.c (arm_type_of_stub): Ignore STT_SECTION symbols.
        (elf32_arm_stub_add_mapping_symbol): Remove.
        (elf32_arm_add_stub): Don't generate mapping symbols. Change
        prototype.
        (elf32_arm_size_stubs): Use new elf32_arm_add_stub
        prototype. Don't generate thumb to arm glue for calls.
        (arm_map_one_stub): Define.
        (elf32_arm_output_arch_local_syms): Generate mapping symbols for
        long calls stubs.

2008-05-21  Nick Clifton  <nickc@redhat.com>

        * elf32-arm.c (group_sections): Reformat comments.

        PR ld/6446
        * elf32-frv.c (elf32_frv_relocate_section): Set EF_FRV_PIC by
        default (for FDPIC). Clear it if any inter-segment relocations
        are found.

        * elf64-hppa.c (elf64_hppa_finalize_opd): Check NULL return
        from elf_link_hash_lookup.

2008-05-21  Maxim Kuvyrkov  <maxim@codesourcery.com>

        Add multi-GOT support for m68k.
        * elf32-m68k.c (struct elf_m68k_link_hash_entry: got_entry_key,
        glist): New fields.
        (struct elf_m68k_got_entry_key, struct elf_m68k_got_entry,
        struct elf_m68k_got, struct elf_m68k_bfd2got_entry,
        struct elf_m68k_multi_got): New data structures.
        (struct elf_m68k_link_hash_table: local_gp_p, use_neg_got_offsets_p,
        allow_multigot_p, multi_got_): New fields.
        (elf_m68k_multi_got): New macro.
        (elf_m68k_link_hash_newfunc): Initialize new fields of
        struct elf_m68k_link_hash_entry.
        (elf_m68k_link_hash_table_create): Initialize new fields of
        struct elf_m68k_link_hash_table.
        (elf_m68k_link_hash_table_free): New static function implementing hook.
        (elf_m68k_init_got, elf_m68k_clear_got, elf_m68k_create_empty_got): New
        static functions for struct elf_m68k_got.
        (elf_m68k_init_got_entry_key, elf_m68k_got_entry_hash,
        elf_m68k_got_entry_eq): New static functions for
        struct elf_m68k_got_entry.
        (ELF_M68K_REL_8O_MAX_N_ENTRIES_IN_GOT,
        ELF_M68K_REL_8O_16O_MAX_N_ENTRIES_IN_GOT): New macros.
        (enum elf_m68k_get_entry_howto): New enum.
        (elf_m68k_get_got_entry, elf_m68k_update_got_entry_type,
        elf_m68k_remove_got_entry_type): New static functions for
        struct elf_m68k_got_entry.
        (elf_m68k_add_entry_to_got): New static function.
        (elf_m68k_bfd2got_entry_hash, elf_m68k_bfd2got_entry_eq,
        elf_m68k_bfd2got_entry_del, elf_m68k_get_bfd2got_entry): New static
        functions for struct elf_m68k_bfd2got_entry.
        (struct elf_m68k_can_merge_gots_arg, elf_m68k_can_merge_gots_1,
        elf_m68k_can_merge_gots): New traversal.
        (struct elf_m68k_merge_gots_arg, elf_m68k_merge_gots_1,
        elf_m68k_merge_gots): Ditto.
        (struct elf_m68k_finalize_got_offsets_arg,
        elf_m68k_finalize_got_offsets_1, elf_m68k_finalize_got_offsets): Ditto.
        (struct elf_m68k_partition_multi_got_arg,
        elf_m68k_partition_multi_got_1, elf_m68k_init_symndx2h_1,
        elf_m68k_partition_multi_got): Ditto.
        (elf_m68k_find_got_entry_ptr, elf_m68k_remove_got_entry): New static
        functions.
        (elf_m68k_copy_indirect_symbol): New static function implementing
        a hook.
        (elf_m68k_check_relocs): Update to add entries to multi-GOT.
        (elf_m68k_gc_sweep_hook): Update to remove entries from multi-GOT.
        (elf_m68k_always_size_sections): Assign BFDs to GOTs.
        (elf_m68k_relocate_section): Update to properly handle GOT relocations.
        (elf_m68k_finish_dynamic_symbol): Update to traverse all GOT entries
        of a global symbol.
        (bfd_elf_m68k_set_target_options): New function.
        (bfd_elf32_bfd_link_hash_table_free): Define hook.
        (bfd_elf32_bfd_final_link): Change expansion to bfd_elf_final_link
        to skip generic calculation of GOT offsets.
        (elf_backend_copy_indirect_symbol): Define hook.
        * bfd-in.h (bfd_elf_m68k_set_target_options): Declare function.
        * bfd-in2.h: Regenerate.

2008-05-21  André Johansen  <andrejoh@gmail.com>

        PR 868
        * dwarf2.c (_bfd_dwarf2_cleanup_debug_info): Free memory allocated
        for filenames in function tables and variable tables.

2008-05-19  Alan Modra  <amodra@bigpond.net.au>

        PR 2995, PR 6473
        * elf.c (_bfd_elf_make_section_from_shdr): Leave lma equal to
        vma when all p_paddr fields are zero and there is more than
        one PT_LOAD header.

2008-05-15  Christophe Lyon  <christophe.lyon@st.com>

        Add long call support for ARM.
        * elf32-arm.c (THM2_MAX_FWD_BRANCH_OFFSET): Define.
        (THM2_MAX_BWD_BRANCH_OFFSET): Define.
        (ARM_MAX_FWD_BRANCH_OFFSET): Define.
        (ARM_MAX_BWD_BRANCH_OFFSET): Define.
        (THM_MAX_FWD_BRANCH_OFFSET): Define.
        (THM_MAX_BWD_BRANCH_OFFSET): Define.
        (arm_long_branch_stub): Define.
        (arm_pic_long_branch_stub): Define.
        (arm_thumb_v4t_long_branch_stub): Define.
        (arm_thumb_thumb_long_branch_stub): Define.
        (arm_thumb_arm_v4t_long_branch_stub): Define.
        (STUB_SUFFIX): Define.
        (elf32_arm_stub_type): Define.
        (elf32_arm_stub_hash_entry): Define.
        (elf32_arm_link_hash_entry): Add stub_cache field.
        (arm_stub_hash_lookup): Define.
        (elf32_arm_link_hash_table): Add stub_hash_table, stub_bfd,
        add_stub_section, layout_sections_again, stub_group, bfd_count,
        top_index, input_list fields.
        (elf32_arm_link_hash_newfunc): Init new field.
        (stub_hash_newfunc): New function.
        (elf32_arm_link_hash_table_create): Init stub_hash_table.
        (elf32_arm_hash_table_free): New function.
        (arm_type_of_stub): New function.
        (elf32_arm_stub_name): New function.
        (elf32_arm_get_stub_entry): New function.
        (elf32_arm_stub_add_mapping_symbol): New function.
        (elf32_arm_add_stub): New function.
        (arm_build_one_stub): New function.
        (arm_size_one_stub): New function.
        (elf32_arm_setup_section_lists): New function.
        (elf32_arm_next_input_section): New function.
        (group_sections): New function.
        (elf32_arm_size_stubs): New function.
        (elf32_arm_build_stubs): New function.
        (bfd_elf32_arm_add_glue_sections_to_bfd): Skip stub sections.
        (bfd_elf32_arm_process_before_allocation): No longer handle
        R_ARM_CALL and R_ARM_THM_CALL.
        (using_thumb_only): New function.
        (elf32_arm_final_link_relocate): Redirect calls to stub if range
        exceeds encoding capabilities.
        (bfd_elf32_bfd_link_hash_table_free): Define.
        * bfd-in.h (R_ARM_max): Fix value to 130.
        (elf32_arm_setup_section_lists): Protype.
        (elf32_arm_next_input_section): Protype.
        (elf32_arm_size_stubs): Protype.
        (elf32_arm_build_stubs): Protype.
        * bfd-in2.h: Regenerate.

2008-05-14  Ulrich Weigand  <uweigand@de.ibm.com>

        * elf32-ppc.c (ppc_elf_get_synthetic_symtab): Fix memset calls.
        * elf64-ppc.c (ppc64_elf_get_synthetic_symtab): Likewise.

2008-05-14  Alan Modra  <amodra@bigpond.net.au>

        * Makefile.am: Run "make dep-am".
        * Makefile.in: Regenerate.

2008-05-14  Ulrich Weigand  <uweigand@de.ibm.com>
            Alan Modra  <amodra@bigpond.net.au>

        * elf32-ppc.c (section_covers_vma): New function.
        (ppc_elf_get_synthetic_symtab): New function.
        (bfd_elf32_get_synthetic_symtab): Define.
        * elf64-ppc.c (section_covers_vma): New function.
        (ppc64_elf_get_synthetic_symtab): Generate sym@plt on glink branch
        table entries, and __glink_PLTresolve on resolver stub.
        (ppc64_elf_build_stubs): Rename __glink sym to __glink_PLTresolve.

2008-05-12  Alan Modra  <amodra@bigpond.net.au>

        PR 6443
        * elf32-ppc.c (MUST_BE_DYN_RELOC): Delete.
        (must_be_dyn_reloc): New function.
        (ppc_elf_check_relocs): Don't set DF_STATIC_TLS for tprel relocs
        in pies.
        (ppc_elf_tls_optimize): Optimise pies.
        (ppc_elf_relocate_section): Use a section symbol rather than no
        symbol if possible for LD->IE TLS sequence, but don't error if
        we must use no symbol.
        * elf64-ppc.c (MUST_BE_DYN_RELOC): As for elf32-ppc.c.
        (must_be_dyn_reloc): Likewise.
        (ppc64_elf_check_relocs): Likewise.
        (ppc64_elf_tls_optimize): Likewise.
        (ppc64_elf_relocate_section): Likewise.

2008-05-12  Alan Modra  <amodra@bigpond.net.au>

        * elf32-spu.c (spu_elf_relocate_section): Rename is_ea to is_ea_sym.

2008-05-10  Paul Pluzhnikov  <ppluzhnikov@google.com>

        * elfcore.h (elf_core_file_p): Warn about core truncation.

2008-05-07  Bob Wilson  <bob.wilson@acm.org>

        * elf32-xtensa.c (xtensa_property_section_name): New.
        (xtensa_make_property_section): New.
        (xtensa_get_property_section): Make static.  Do not create a new
        section if it does not exist.

2008-05-08  Alan Modra  <amodra@bigpond.net.au>

        * elf32-spu.c (spu_elf_special_sections): Add "._ea".
        (spu_elf_relocate_section): Handle relocations against symbols
        defined in ._ea specially.

2008-05-03  Daniel Jacobowitz  <dan@codesourcery.com>

        * elf32-arm.c (elf32_arm_symbian_link_hash_table_create): Use
        ARRAY_SIZE.
        (elf32_arm_symbian_plt_sym_val): New.
        (elf_backend_plt_sym_val): Define.

2008-05-03  Alan Modra  <amodra@bigpond.net.au>

        PR 2995, PR 6473
        * elf.c (rewrite_elf_program_header): Rather than clearing
        p_paddr_valid at end, don't set it in the first place.  Delete
        comment no longer relevant.  When not p_paddr_valid, don't set
        paddr from vaddr, and don't set p_vaddr_offset.

2008-05-01  Cary Coutant  <ccoutant@google.com>

        * elf.c (bfd_elf_get_str_section): Fix memory leak caused by
        corrupt string table.

2008-05-01  Joel Brobecker  <brobecker@adacore.com>

        * cache.c (cache_bread_1): Renames cache_bread.
        (cache_bread): New function.

2008-05-01  Alan Modra  <amodra@bigpond.net.au>

        PR 2995, PR 6473
        * elf.c (_bfd_elf_make_section_from_shdr): Always set lma from p_paddr.
        (assign_file_positions_for_load_sections): Combine nested "if".
        (copy_elf_program_header): Don't set p_paddr_valid or p_vaddr_offset
        when all header p_paddr fields are zero.

2008-04-30  Edmar Wienskoski  <edmar@freescale.com>

        * cpu-powerpc.c (bfd_powerpc_archs): Add e500mc entry.

2008-04-29  Daniel Jacobowitz  <dan@codesourcery.com>

        * elf.c (_bfd_elf_get_dynamic_reloc_upper_bound)
        (_bfd_elf_canonicalize_dynamic_reloc): Find dynamic relocations
        even if they are not loaded.
        * elflink.c (_bfd_elf_init_2_index_sections): Set data_index_section
        first.

2008-04-25  Jay Foad  <jay.foad@gmail.com>

        * reloc16.c (bfd_coff_reloc16_get_value): Add support for
        undefined weak symbols.

2008-04-25  Nick Clifton  <nickc@redhat.com>

        * po/vi.po: Updated Vietnamese translation.

2008-04-23  Paolo Bonzini  <bonzini@gnu.org>

        * aclocal.m4: Regenerate.
        * configure: Regenerate.

2008-04-21  Cary Coutant  <ccoutant@google.com>

        * archive.c (_bfd_write_archive_contents): Fix incorrect use of
        ARFMAG.

2008-04-21  Nathan Sidwell  <nathan@codesourcery.com>

        * elfxx-mips.c (_bfd_mips_vxworks_adjust_dynamic_symbol): Don't
        set the value of undefined symbols in shared objects.
        (_bfd_mips_vxworks_finish_dynamic_symbol): Clear value for
        undefined symbols unless pointer equality is needed.

2008-04-18  Dennis Roberts  <dennis.roberts@sunquestinfo.com>

        * aix5ppc-core.c: Define macros for the default architecture and
        machine for matching core files.
        (xcoff64_core_p): Set the architecture and machine to the default
        values defined in the macros mentioned above.
        * rs6000-core.c: Define macros to determine whether or not the
        core file header uses the core_dumpxx header format.
        (rs6000coff_core_p): Don't match core files that use the
        core_dumpxx header format.

2008-04-16  Pedro Alves  <pedro@codesourcery.com>

        * config.bfd (i[3-7]86-*-dicos*, x86_64-*-dicos*): Add.

2008-04-16  David S. Miller  <davem@davemloft.net>

        * reloc.c (BFD_RELOC_SPARC_GOTDATA_HIX22,
        BFD_RELOC_SPARC_GOTDATA_LOX10, BFD_RELOC_SPARC_GOTDATA_OP_HIX22,
        BFD_RELOC_SPARC_GOTDATA_OP_LOX10, BFD_RELOC_SPARC_GOTDATA_OP): New.
        * libbfd.h: Regnerate.
        * bfd-in2.h: Regenerate.
        * elfxx-sparc.c (_bfd_sparc_elf_howto_table): Add entries for
        GOTDATA relocations.
        (sparc_reloc_map): Likewise.
        (_bfd_sparc_elf_check_relocs): Handle R_SPARC_GOTDATA_* like
        R_SPARC_GOT*.
        (_bfd_sparc_elf_gc_sweep_hook): Likewise.
        (_bfd_sparc_elf_relocate_section): Transform R_SPARC_GOTDATA_HIX22,
        R_SPARC_GOTDATA_LOX10, R_SPARC_GOTDATA_OP_HIX22, and
        R_SPARC_GOTDATA_OP_LOX10 into the equivalent R_SPARC_GOT* reloc.
        Simply ignore R_SPARC_GOTDATA_OP relocations.

2008-04-14  Aurelien Jarno  <aurelien@aurel32.net>

        * configure.in: Link with the PIC version of libiberty on
        Linux/MIPS hosts.
        * configure: Regenerate.

2008-04-14  Edmar Wienskoski  <edmar@freescale.com>

        * archures.c: Add bfd_mach_ppc_e500mc.
        * bfd-in2.h: Regenerate.

2008-04-08  Alan Modra  <amodra@bigpond.net.au>

        * elf32-spu.c (spu_elf_build_stubs): Correct error message.
        (mark_functions_via_relocs): Remove premature init of symtab_hdr.
        (collect_overlays): Commment typo fix.

2008-04-08  Kees Cook  <kees@canonical.com>

        * elflink.c (bfd_elf_size_dynamic_sections): Ignore GNU-stack note
        in EXEC_P bfds.

2008-04-08  Alan Modra  <amodra@bigpond.net.au>

        * elf32-spu.c: Include libiberty.h.
        (struct spu_link_hash_table): Add local_stire, overlay_fixed, reserved,
        non_ovly_stub, spu_elf_load_ovl_mgr, spu_elf_open_overlay_script,
        spu_elf_relink, auto_overlay fields.
        (AUTO_OVERLAY, AUTO_RELINK, OVERLAY_RODATA): Define.
        (needs_ovl_stub): Flip test so that call to non-function warning
        is emitted during relocate_section rather than earlier.
        (spu_elf_check_vma): Stash --auto-overlay parameters, and clear
        auto_overlay if no section exceeds local store.
        (struct call_info): Add count, max_depth, is_pasted fields.
        (struct function_info): Add rodata, last_caller, call_count,
        depth, new visit flags.
        (insert_callee): Increment call count.
        (copy_callee): New function.
        (mark_functions_via_relocs): Investigate all reloc types to count
        possible function pointer stubs for --auto-overlay.  Track
        last_caller and increment function call_count.
        (pasted_function): Insert a "call" into call info for pasted section.
        (remove_cycles): Track max depth of calls.  Don't emit call graph
        pruning warning for --auto-overlay.
        (build_call_tree): Don't transfer_calls for --auto-overlay.
        Adjust remove_cycles call.
        (sort_calls, sort_lib, sort_bfds): New functions.
        (struct _mos_param, struct _uos_param, struct _cl_param): New.
        (mark_overlay_section, unmark_overlay_section): New functions.
        (collect_lib_sectios, auto_ovl_lib_functions): New functions.
        (collect_overlays, find_pasted_call): New functions.
        (sum_stack): Deal with is_pasted "calls".  Exit before printing
        when --auto-overlay.
        (spu_elf_auto_overlay): New function.
        (spu_elf_final_link): Call spu_elf_auto_overlay.
        * elf32-spu.h (spu_elf_check_vma): Update prototype.

2008-04-07  Alan Modra  <amodra@bigpond.net.au>

        * elf32-spu.c (allocate_spuear_stubs): Ensure _SPUEAR_ symbol
        is defined in overlay section before creating a stub.
        (build_spuear_stubs): Likewise.
        (spu_elf_size_stubs, spu_elf_build_stubs): Adjust calls.

2008-04-02  Alan Modra  <amodra@bigpond.net.au>

        * elf32-spu.c (insert_callee): Reorder call list so most recent
        call is always first.
        (interesting_section): Move.
        (mark_functions_via_relocs): Fold interesting_section and
        reloc_count tests in callers to here.  Simplify output section
        owner test.
        (discover_functions): Set "gaps" when no symbols and some
        "interesting_section".  Run pasted_function loop for no symbol
        bfds.
        (for_each_node, transfer_calls): New functions.
        (mark_non_root): Adjust to suit for_each_node.
        (call_graph_traverse): Likewise.  Fix memory leak.  Rename to..
        (remove_cycles): ..this.
        (build_call_tree): Use for_each_node and transfer_calls.
        (struct _sum_stack_param): New.
        (sum_stack): Adjust to suit for_each_node.  Return error on
        malloc failure.  Move code to print root node cumulative stack from..
        (spu_elf_stack_analysis): ..here.  Use for_each_node.

2008-03-31  Cary Coutant  <ccoutant@google.com>

        PR 6006
        * archive.c (_bfd_slurp_extended_name_table): Change
        ARFMAG[0] to ARFMAG[1].
        (_bfd_construct_extended_name_table): Likewise.

2008-03-31  Daniel Jacobowitz  <dan@codesourcery.com>

        * elfxx-mips.c (mips_elf_record_got_page_entry): Update comment.
        (_bfd_mips_elf_check_relocs): Update comments.  Always call
        mips_elf_record_got_page_entry for R_MIPS_GOT_PAGE.

2008-03-27  Cary Coutant  <ccoutant@google.com>

        Add support for thin archives.
        * archive.c (_bfd_find_nested_archive): New function.
        (get_extended_arelt_filename): Add origin parameter.
        (_bfd_generic_read_ar_hdr_mag): Deal with extended name
        combined with a file offset.
        (append_relative_path): New function.
        (_bfd_get_elt_at_filepos): Deal with external members and
        nested archives.
        (bfd_generic_openr_next_archived_file): Thin archives.
        (bfd_generic_archive_p): Recognize new magic string.
        (adjust_relative_path): New function.
        (_bfd_construct_extended_name_table): Construct extended
        names for thin archive members.
        (_bfd_write_archive_contents): Emit new magic string, skip
        copying files for thin archives.
        * bfd-in.h (bfd_is_thin_archive): New macro.
        * bfd.c (struct bfd): New fields for thin archives.
        * libbfd-in.h (struct areltdata): New field for thin archives.
        * opncls.c (bfd_close): Delete BFDs for nested archives.

2008-03-25  Bernd Schmidt  <bernd.schmidt@analog.com>

        * elf32-bfin.c (bfin_final_link_relocate): New function, wrapper around
        _bfd_final_link_relocate that also handles R_pcrel24 relocs.
        (bfinfdpic_relocate_section, bfin_relocate_section): Use it.

2008-03-25  Nathan Sidwell  <nathan@codesourcery.com>

        * elf32-arm.c (elf32_arm_final_link_relocate): Skip dynamic relocs
        in vxworks tls_vars sections.
        (allocate_dynrelocs, elf32_arm_size_dynamic_sections): Likewise.
        * elf32-i386.c (allocate_dynrelocs,
        elf_i386_size_dynamic_sections, elf_i386_relocate_section): Likewise.
        * elf32-ppc.c (allocate_dynrelocs, ppc_elf_size_dynamic_sections,
        ppc_elf_relocate_section): Likewise.
        * elf32-sh.c (allocate_dynrelocs, sh_elf_size_dynamic_sections,
        sh_elf_relocate_section): Likewise.
        * elfxx-sparc.c (allocate_dynrelocs,
        _bfd_sparc_elf_size_dynamic_sections,
        _bfd_sparc_elf_relocate_section): Likewise.

2008-03-21  Adam Nemet  <anemet@caviumnetworks.com>

        * elf.c (_bfd_elf_print_private_bfd_data): Use bfd_fprintf_vma to
        print the values from the dynamic section.

2008-03-20  Richard Sandiford  <rsandifo@nildram.co.uk>

        * elfxx-mips.c (MIPS_ELF_GNU_GOT1_MASK): New macro.
        (_bfd_mips_elf_finish_dynamic_sections): Use it instead of 0x80000000.

2008-03-20  Alan Modra  <amodra@bigpond.net.au>

        * elf32-spu.c (spu_elf_create_sections): Remove output_bfd parameter.
        (spu_elf_find_overlays, spu_elf_size_stubs): Likewise
        (process_stubs, discover_functions, build_call_tree): Likewise.
        (spu_elf_stack_analysis): Likewise.
        (spu_elf_check_vma): Likewise.  Move.
        (struct call_info): Make "is_tail" a bitfield.
        (insert_callee): Clear fun->start and set fun->is_func if we find
        a non-tail call.
        * elf32-spu.h (spu_elf_create_sections): Update prototype.
        (spu_elf_find_overlays, spu_elf_size_stubs, spu_elf_check_vma): Ditto.

2008-03-17  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>

        * aclocal.m4: Regenerate.
        * configure: Likewise.
        * Makefile.in: Likewise.

2008-03-16  H.J. Lu  <hongjiu.lu@intel.com>

        PR ld/5789
        PR ld/5943
        * elf32-i386.c  (elf_i386_relocate_section): Issue an error
        for R_386_GOTOFF relocaton against undefined hidden/internal
        symbols when building a shared object.

        * elf64-x86-64.c (elf64_x86_64_relocate_section): Issue an
        error for R_X86_64_PC8/R_X86_64_PC16/R_X86_64_PC32
        relocaton against undefined hidden/internal symbols when
        building a shared object.
        (elf64_x86_64_finish_dynamic_symbol): Return FALSE when symbol
        is referenced locally, but isn't defined in a regular file.

2008-03-15  H.J. Lu  <hongjiu.lu@intel.com>

        * bfd-in.h (BFD_NO_FLAGS, HAS_RELOC, EXEC_P, HAS_LINENO,
        HAS_DEBUG, HAS_SYMS, HAS_LOCALS, DYNAMIC, WP_TEXT, D_PAGED,
        BFD_IS_RELAXABLE, BFD_TRADITIONAL_FORMAT, BFD_IN_MEMORY,
        HAS_LOAD_PAGE, BFD_LINKER_CREATED): Moved to ...
        * bfd.c: Here.

        * bfd.c (bfd): Change cacheable, target_defaulted, opened_once,
        mtime_set, no_export, output_has_begun and has_armap to bit
        field.

        * bfd-in2.h: Regenerated.

2008-03-14  Daniel Jacobowitz  <dan@codesourcery.com>

        * cache.c (close_one): Remove mtime hack.

2008-03-14  H.J. Lu  <hongjiu.lu@intel.com>

        PR ld/5913
        * elfxx-ia64.c (elfNN_ia64_tprel_base): Remove BFD_ASSERT.
        (elfNN_ia64_dtprel_base): Likewise.
        (elfNN_ia64_relocate_section): Go to missing_tls_sec if
        tls_sec is NULL before calling elfNN_ia64_tprel_base or
        elfNN_ia64_dtprel_base.  Report unsupported TLS relocations.

2008-03-14  Alan Modra  <amodra@bigpond.net.au>

        * elf32-spu.c (process_stubs, spu_elf_relocate_section): Move
        common code to..
        (maybe_needs_stub): ..here, a new function that also omits stubs
        for .eh_frame, and..
        (needs_ovl_stub): ..here.  Create stubs for labels in code section
        referenced by switch jump table.
        (spu_elf_find_overlays): Set htab->ovly_load and htab->ovly_return.
        (enum _insn_type): Delete.
        (enum _stub_type): New.
        (count_stub, build_stub): Adjust.
        (allocate_spuear_stubs, build_spuear_stubs): Adjust.

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
        pointer_equality_needed.
        (ppc_elf_check_relocs): Split out non-branch relocs from others
        that might emit dynamic relocs.  Set pointer_equality_needed
        for their symbols.  Don't set non_got_ref on branch reloc symbols.
        (ppc_elf_hash_symbol): New function.
        (elf_backend_hash_symbol): Define.
        (ppc_elf_finish_dynamic_symbol): Handle pointer_equality_needed.
        Error if pointer_equality_needed on weak plt symbol.

2008-02-22  H.J. Lu  <hongjiu.lu@intel.com>

        PR ld/5788
        * elflink.c (elf_create_symbuf): Correct buffer size and
        position.

2008-02-22  Nick Clifton  <nickc@redhat.com>

        PR 868
        * dwarf2.c: Revert previous patch.  All of the allocate memory is
        on an obstack which will be freed at some other time.

2008-02-20  Nick Clifton  <nickc@redhat.com>

        PR 868
        * libbfd.c (bfd_realloc_or_free): New function.  Performs like
        bfd_realloc, but if the (re)allocation fails, the pointer is
        freed.
        * libbfd-in.h: Prototype.
        * libbfd.h: Regenerate.
        * bfdio.c (bfd_bwrite): Use the new function.
        (bfd_seek): Likewise.
        * bfdwin.c:(bfd_get_file_window): Likewise.
        * elf-strtab.c (_bfd_elf_strtab_add): Likewise.
        * elf32-ppc.c (ppc_elf_relax_section): Likewise.
        * elf32-xtensa.c (vsprintf_msg): Likewise.
        * mach-o.c (bfd_mach_o_core_fetch_environment): Likewise.
        * stabs.c (_bfd_link_seciton_stabs): Likewise.
        * vms-misc.c (_bfd_vms_get_record): Likewise.
        * vms-tir.c (check_section): Likewise.
        * vms.c (vms_new_section_hook): Likewise.
        * elf32-arm.c (elf32_arm_section_map_add): Check that the
        allocation of sec_data->map succeeded before using it.
        * elflink.c (elf_link_output_sym): Do not overwrite finfo->
        symshndxbuf until it is known that the reallocation succeeded.

2008-02-20  Diogo de Carvalho Kraemer  <diogo@kraemer.eng.br>
            Nick Clifton  <nickc@redhat.com>

        PR 868
        * dwarf2.c (read_abbrevs): Free the abbreviation table if we run
        out of memory.
        (decode_line_info): Free the line_info_table before returning a
        failure result.
        (_bfd_dwarf2_cleanup_debug_info): Free the abbreviation table.
        Free the line table.  Free the function table.  Free the variable
        table.

2008-02-17  Mark Kettenis  <kettenis@gnu.org>

        * elf.c (swap_out_syms): Avoid preprocessing directive within
        macro arg.

2008-02-17  Jan Kratochvil  <jan.kratochvil@redhat.com>

        * elf.c (assign_file_positions_for_load_sections): Set the type of
        PT_NOTE sections to SHT_NOTE.

2008-02-17  Ulrich Weigand  <uweigand@de.ibm.com>

        * simple.c (bfd_simple_get_relocated_section_contents): Set
        link_info.output_bfd.

2008-02-16  Nathan Sidwell  <nathan@codesourcery.com>

        * dwarf2.c (find_line): Don't trust debug information after an
        unparseable compilation unit.

2008-02-15  Alan Modra  <amodra@bigpond.net.au>

        PR 5765
        * section.c (SEC_LINK_DUPLICATES): Correct.  Renumber following flags.
        * bfd-in2.h: Regenerate.

2008-02-15  Alan Modra  <amodra@bigpond.net.au>

        * elf-bfd.h (enum elf_object_id): Add HPPA_ELF_TDATA.
        * elf.c (bfd_elf_allocate_object): Don't check for already allocated
        tdata.
        * elf32-hppa.c (elf32_hppa_mkobject): New function.
        (bfd_elf32_mkobject): Define.
        * elf32-ppc.c (is_ppc_elf_target): Delete.  Replace all uses with..
        (is_ppc_elf): ..this new macro.
        * elf64-ppc.c (is_ppc64_elf_target): Delete.  Replace all uses with..
        (is_ppc64_elf): ..this new macro.

2008-02-15  Alan Modra  <amodra@bigpond.net.au>

        * elflink.c: Replace all accesses to hash->creator field with
        output_bfd->xvec.
        * cofflink.c: Likewise.
        * coff-h8300.c: Likewise.
        * ecoff.c: Likewise.
        * elf32-m68hc1x.c: Likewise.
        * elf32-ppc.c: Likewise.
        * elf64-alpha.c: Likewise.
        * elf64-ppc.c: Likewise.
        * elf64-sparc.c: Likewise.
        * elfxx-mips.c: Likewise.
        * i386linux.c: Likewise.
        * m68klinux.c: Likewise.
        * sparclinux.c: Likewise.
        * sunos.c: Likewise.
        * xcofflink.c: Likewise.
        * linker.c: Likewise.
        (_bfd_link_hash_table_init): Don't store creator.

2008-02-14  Peter Jones  <pjones@redhat.com>

        * efi-rtdrv-ia32.c: New file.
        * efi-bsdrv-ia32.c: New file.
        * efi-rtdrv-ia64.c: New file.
        * efi-bsdrv-ia64.c: New file.
        * efi-rtdrv-x86_64.c: New file.
        * efi-bsdrv-x86_64.c: New file.
        * peicode.h (pe_bfd_object_p): Add support for boot service and
        runtime service drivers.
        * libpei.h: Add macros for EFI formats, and rename the efi application
        format macros to disambiguate.
        * targets.c: Add bfd_target _vec externs.
        (_bfd_tar): Add EFI _vec entries.
        * config.bfd: Add EFI vectors into the selection routines.
        * configure.in: add EFI _vec entries.
        * configure: Regenerate.
        * Makefile.am: Add EFI files.
        * Makefile.in: Regenerate.

2008-02-14  Nathan Sidwell  <nathan@codesourcery.com>

        * dwarf1.c (struct dwarf1_debug): Add syms member.
        (alloc_dwarf1_unit, alloc_dwarf1_func): Check for out of memory.
        (parse_line_table, _bfd_dwarf1_find_nearest_line): Relocate
        section contents, check for out of memory.

        * dwarf1.c (struct dwarf1_debug): Change data pointers to bfd_byte.
        (parse_die): Change data pointers to bfd_byte.
        (parse_line_table, parse_functions_in_unit): Likewise.

2008-02-14  Alan Modra  <amodra@bigpond.net.au>

        * elflink.c (compute_bucket_count): Warning fixes.

2008-02-12  DJ Delorie  <dj@redhat.com>

        * elf32-iq2000.c (iq2000_elf_relocate_section): Adjust addend of
        relocation pointing to local symbol in merged section.

        * elf32-iq2000.c (iq2000_elf_relocate_offset16): New.
        (iq2000_elf_relocate_section): Call it.

2008-02-12  Nick Clifton  <nickc@redhat.com>

        PR ld/5692
        * elf-bfd.h (enum elf_object_id): New enum, used to identify
        target specific extensions to the elf_obj_tdata structure.
        (struct elf_obj_tdata): New field 'object_id'.
        (elf_object_id, elf_program_header_size, elf_symtab_hdr): New
        macros for accessing fields in the elf_obj_tdata structure.
        (bfd_elf_mkobject): Rename to bfd_elf_make_generic_object.
        (bfd_elf_allocate_object): New function.
        * elf.c (bfd_elf_mkobject): Rename to bfd_elf_make_generic_object
        and implement by calling bfd_elf_allocate_object.
        (bfd_elf_allocate_object): New function: Allocates an
        elf_obj_tdata structure, possibly with a target specific
        extension.
        * elfxx-target.h (bfd_elfNN_mkobject): Use
        bfd_elf_make_generic_object as the default value.
        * elf32-arm.c (elf32_arm_obj_tdata): Rename to elf_arm_obj_tdata
        for consistency with other, similar structures.
        (is_arm_elf): New macro.  Checks a BFD to make sure that is an ARM
        ELF bfd.
        (elf32_arm_mkobject): Call bfd_elf_allocate_object.
        (bfd_elf32_arm_vfp11_erratum_scan): Use is_arm_elf macro to check
        the bfd being processed.
        (bfd_elf32_arm_vfp11_fix_veneer_locations): Likewise.
        (bfd_elf32_arm_set_target_relocs): Likewise.
        (bfd_elf32_arm_final_link_relocate): Likewise.
        (bfd_elf32_arm_copy_private_bfd_data): Likewise.
        (bfd_elf32_arm_merge_eabi_attributes): Likewise.
        (bfd_elf32_arm_merge_private_bfd_data): Likewise.
        (bfd_elf32_arm_check_relocs): Likewise.
        (bfd_elf32_arm_gc_mark_extra_sections): Likewise.
        (bfd_elf32_arm_size_dynamic_sections): Likewise.
        (bfd_elf32_arm_process_before_allocation): Use elf_symtab_hdr.
        (bfd_elf32_arm_init_maps): Likewise.
        (bfd_elf32_arm_final_link_relocate): Likewise.
        (bfd_elf32_arm_relocate_section): Likewise.
        (bfd_elf32_arm_gc_sweep_hook): Likewise.
        (bfd_elf32_arm_check_relocs): Likewise.
        (bfd_elf32_arm_size_dynamic_sections): Likewise.
        * elf32-i386.c (elf_i386_mkobject): Call bfd_elf_allocate_object.
        (is_i386_elf): New macro.  Checks a BFD to make sure that is an x86
        ELF bfd.
        (elf_i386_check_relocs): Use is_i386_elf macro to check    the bfd
        being processed.
        (elf_i386_size_dynamic_sections): Likewise.
        (elf_i386_relocate_section): Likewise.
        (elf_i386_check_relocs): Use elf_symtab_hdr.
        (elf_i386_gc_sweep_hook): Likewise.
        (elf_i386_size_dynamic_sections): Likewise.
        (elf_i386_relocate_section): Likewise.
        * elf32-ppc.c (ppc_elf_mkobject): Call bfd_elf_allocate_object.
        (elf_create_pointer_linker_section): Use is_ppc_elf_target to
        verify that the bfd before accessing target specific fields.
        (ppc_elf_check_relocs): Likewise.
        (elf_finish_pointer_linker_section): Likewise.
        (elf_create_pointer_linker_section): Use elf_symtab_hdr.
        (ppc_elf_check_relocs): Likewise.
        (ppc_elf_gc_sweep_hook): Likewise.
        (ppc_elf_tls_optimize): Likewise.
        (ppc_elf_size_dynamic_sections): Likewise.
        (ppc_elf_relax_section): Likewise.
        (ppc_elf_relocate_section): Likewise.
        * elf32-s390.c (struct elf_s390_obj_tdata): Add a comment
        reminding programmers to keep this structure in sync with the one
        defined in elf64-s390.c.
        (elf_s390_mkobject): Call bfd_elf_allocate_object.
        (is_s390_elf): New macro.  Checks a BFD to make sure that is an s390
        ELF bfd.
        (elf_s390_check_relocs): Use is_s390_elf macro to check    the bfd
        being processed.
        (elf_s390_size_dynamic_sections): Likewise.
        (elf_s390_relocate_section): Likewise.
        (elf_s390_check_relocs): Use elf_symtab_hdr.
        (elf_s390_gc_sweep_hook): Likewise.
        (elf_s390_size_dynamic_sections): Likewise.
        (elf_s390_relocate_section): Likewise.
        * elf32-sh.c (sh_elf_mkobject): Call bfd_elf_allocate_object.
        (is_sh_elf): New macro.  Checks a BFD to make sure that is an SH
        ELF bfd.
        (sh_elf_size_dynamic_sections): Use is_sh_elf macro to check the
        bfd being processed.
        (sh_elf_relocate_section): Likewise.
        (sh_elf_check_relocs): Likewise.
        (sh_elf_copy_private_data): Likewise.
        (sh_elf_relax_section): Use elf_symtab_hdr.
        (sh_elf_size_dynamic_sections): Likewise.
        (sh_elf_relocate_section): Likewise.
        (sh_elf_get_relocated_section_contents): Likewise.
        (sh_elf_gc_sweep_hook): Likewise.
        (sh_elf_check_relocs): Likewise.
        * elf64-alpha.c (elf64_alpha_mkobject): Call bfd_elf_allocate_object.
        (is_alpha_elf): New macro.  Checks a BFD to make sure that is an
        Alpha ELF bfd.
        (elf64_alpha_create_got_section): Use is_alpha_elf macro to check
        the bfd being processed.
        (elf64_alpha_create_dynamic_section): Likewise.
        (elf64_alpha_check_relocs): Likewise.
        (elf64_alpha_size_got_sections): Likewise.
        (elf64_alpha_relax_section): Likewise.
        (elf64_alpha_relocate_section): Likewise.
        (elf64_alpha_final_link): Likewise.
        (elf64_alpha_check_relocs): Use elf_symtab_hdr.
        (elf64_alpha_relax_section): Likewise.
        (elf64_alpha_relocate_section_r): Likewise.
        (elf64_alpha_relocate_section): Likewise.
        * elf64-ppc.c (ppc64_elf_mkobject): Call bfd_elf_allocate_object.
        (ppc64_elf_check_relocs): Use is_ppc64_elf_target to check the bfd
        being processed.
        (opd_entry_value): Likewise.
        (allocate_dynrelocs): Likewise.
        (ppc64_elf_relocate_section): Likewise.
        (ppc64_elf_check_relocs): Use elf_symtab_hdr.
        (opd_entry_value): Likewise.
        (ppc64_elf_gc_sweep_hook): Likewise.
        (get_sym_h): Likewise.
        (ppc64_elf_edit_opd): Likewise.
        (ppc64_elf_tls_optimize): Likewise.
        (ppc64_elf_edit_toc): Likewise.
        (ppc64_elf_size_dynamic_sections): Likewise.
        (toc_adjusting_stub_needed): Likewise.
        (ppc64_elf_size_stubs): Likewise.
        (ppc64_elf_relocate_section): Likewise.
        * elf64-s390.c (struct elf_s390_obj_tdata): Add a comment
        reminding programmers to keep this structure in sync with the one
        defined in elf32-s390.c.
        (elf_s390_mkobject): Call bfd_elf_allocate_object.
        (is_s390_elf): New macro.  Checks a BFD to make sure that is an s390
        ELF bfd.
        (elf_s390_check_relocs): Use is_s390_elf macro to check    the bfd
        being processed.
        (elf_s390_size_dynamic_sections): Likewise.
        (elf_s390_relocate_section): Likewise.
        (elf_s390_check_relocs): Use elf_symtab_hdr.
        (elf_s390_gc_sweep_hook): Likewise.
        (elf_s390_size_dynamic_sections): Likewise.
        (elf_s390_relocate_section): Likewise.
        * elf64-x86_64.c (elf64_x86_64_mkobject): Call bfd_elf_allocate_object.
        (is_x86_64_elf): New macro.  Checks a BFD to make sure that is an
        x86_64 ELF bfd.
        (elf64_x86_64_check_relocs): Use is_x86_64_elf macro to check the bfd
        being processed.
        (elf64_x86_64_size_dynamic_sections): Likewise.
        (elf64_x86_64_relocate_section): Likewise.
        (elf64_x86_64_check_relocs): Use elf_symtab_hdr.
        (elf64_x86_64_gc_sweep_hook): Likewise.
        (elf64_x86_64_size_dynamic_sections): Likewise.
        (elf64_x86_64_relocate_section): Likewise.
        * elfxx-sparc.c (_bfd_sparc_elf_mkobject): Call bfd_elf_allocate_object.
        (is_sparc_elf): New macro.  Checks a BFD to make sure that is a Sparc
        ELF bfd.
        (_bfd_sparc_elf_check_relocs): Use is_sparc_elf macro to check the
        bfd being processed.
        (_bfd_sparc_elf_gc_sweep_hook): Likewise.
        (_bfd_sparc_elf_size_dynamic_sections): Likewise.
        (_bfd_sparc_elf_check_relocs): Use elf_symtab_hdr.
        (_bfd_sparc_elf_gc_sweep_hook): Likewise.
        (_bfd_sparc_elf_size_dynamic_sections): Likewise.
        (_bfd_sparc_elf_relocate_section): Likewise.

2008-02-12  Alan Modra  <amodra@bigpond.net.au>

        PR 5303, 5755
        * arange-set.c: Delete.
        * arange-set.h: Delete.
        * dwarf2.c: Revert 2007-09-21 changes.
        * Makefile.am: Likewise.
        * Makefile.in: Regenerate.
        * po/SRC-POTFILES.in: Regenerate.

2008-02-11  Bernd Schmidt  <bernd.schmidt@analog.com>

        * elf32-bfin.c (bfin_relocate_section): Set up dynobj before using it
        if necessary.
        (elf32_bfin_merge_private_bfd_data): Simplify, and ensure object type
        mismatches are detected.

        * elf32-bfin.c (bfinfdpic_relocate_section): Take more care not to
        emit invalid relocs or rofixup entries for deleted .eh_frame entries.

2008-02-11  Daniel Jacobowitz  <dan@codesourcery.com>

        * cache.c (cache_bread): Set bfd_error_file_truncated if EOF
        was reached.
        * srec.c (srec_scan): Calculate the checksum.  Complain on mismatch.

2008-02-07  Alan Modra  <amodra@bigpond.net.au>

        * elf32-spu.c (spu_elf_size_stubs): Revert 2008-01-28 doubling
        of _ovly_buf_table size.
        (spu_elf_build_stubs): Use low bit of .size as "present" bit.
        Adjust initialisations relating to _ovly_buf_table.

2008-02-04  Bob Wilson  <bob.wilson@acm.org>

        * elf32-xtensa (elf_xtensa_relocate_section): After finding an invalid
        relocation, do not continue processing it.  Ignore R_XTENSA_ASM_EXPAND
        relocations against dynamic symbols.
        (elf_xtensa_finish_dynamic_sections): Do not fail if there is no
        .xt.lit section.

2008-02-04  Kai Tietz  <kai.tietz@onevision.com>
            H.J. Lu  <hongjiu.lu@intel.com>

        PR 5715
        * warning.m4: Enable -Wno-format by default when using gcc on
        mingw.
        * configure: Regenerated.

2008-02-04  Adam Nemet  <anemet@caviumnetworks.com>

        * archures.c: Update copyright.
        (bfd_mach_mips_octeon): New macro.
        * bfd-in2.h: Regenerate.
        * elfxx-mips.c (_bfd_elf_mips_mach): Handle Octeon.
        (mips_set_isa_flags): Likewise.
        (mips_mach_extensions): Add Octeon.
        * cpu-mips.c: Update copyright.
        (I_mipsocteon): New enum constant.
        (arch_info_struct): Add Octeon.

2008-02-04  Alan Modra  <amodra@bigpond.net.au>

        * elf32-spu.c (spu_elf_relocate_section): Correct return type.
        Return error status on unexpected relocation errors.

2008-02-04  Alan Modra  <amodra@bigpond.net.au>

        PR ld/5692
        * elf.c (bfd_elf_get_elf_syms): Revert 2008-01-31.  Instead abort
        on non-ELF input.
        * elf32-arm.c (elf32_arm_size_dynamic_sections): Skip glue
        processing on non-ELF input.

2008-01-31  Marc Gauthier  <marc@tensilica.com>

        * config.bfd (xtensa*-*-*): Recognize processor variants.

2008-01-31  Nick Clifton  <nickc@redhat.com>

        PR ld/5692
        * elf.c (bfd_elf_get_elf_syms): Check the return value of
        get_elf_backend_data.

2008-01-28  Fabian Groffen  <grobian@gentoo.org>

        * config.bfd (x86_64-*-solaris2): Add support for this target.

2008-01-28  Alan Modra  <amodra@bigpond.net.au>

        Rewrite SPU overlay handling code.  Put overlay calls stubs in the
        overlays where possible.  Use a faster call stub, or optionally at
        compile time, a more compact stub.  Double size of _ovly_buf_table
        so that low bit of _ovly_table.buf can be used as a "present" bit.
        Reserve an extra _ovly_table entry for index zero.
        * elf32-spu.c: (struct spu_link_hash_table): Delete a number of fields,
        add new ones.
        (struct got_entry): New.
        (struct spu_stub_hash_entry): Delete.
        (stub_hash_newfunc, spu_elf_link_hash_table_free): Delete.
        (spu_elf_link_hash_table_create): Adjust for struct changes.
        (spu_stub_name): Delete.
        (spu_elf_find_overlays): Don't track sections from overlay regions.
        Instead set ovl_buf number in spu elf section data.  Error if
        overlays in one region don't start at the same address.  Adjust
        for struct _spu_elf_section_data changes.
        (SIZEOF_STUB1, SIZEOF_STUB2, ILA_79, ILA_78): Delete.
        (OVL_STUB_SIZE, BRSL, LNOP, ILA): Define.
        (needs_ovl_stub): Adjust for struct _spu_elf_section_data changes.
        (enum _insn_type): New.
        (count_stub, build_stub): New functions.
        (allocate_spuear_stubs): Use count_stub.
        (build_spuear_stubs): Use build_stub.
        (populate_stubs, sort_stubs): Delete.
        (process_stubs): New function.
        (write_one_stub): Delete.
        (spu_elf_size_stubs, spu_elf_build_stubs): Rewrite.
        (alloc_stack_info): Adjust for struct _spu_elf_section_data changes.
        (maybe_insert_function, check_function_ranges): Likewise.
        (find_function, pasted_function, build_call_tree): Likewise.
        (spu_elf_stack_analysis, spu_elf_modify_segment_map): Likewise.
        (spu_elf_modify_program_headers): Likewise.
        (interesting_section): Detect stub sections differently.  Delete
        htab param, adjust all callers.
        (spu_elf_relocate_section): Rewrite stub handling.
        (spu_elf_output_symbol_hook): Likewise.
        (bfd_elf32_bfd_link_hash_table_free): Delete.
        * elf32-spu.h (struct _spu_elf_section_data): Move input-only and
        output-only fields into a union.  Add ovl_buf.
        (spu_elf_size_stubs, spu_elf_build_stubs): Update prototypes.

2008-01-25  DJ Delorie  <dj@redhat.com>

        * elf32-m32c.c (_bfd_m32c_elf_eh_frame_address_size): New.

2008-01-25  Kai Tietz  <kai.tietz@onevision.com>

        * bfd-in.h: Add mingw I64 support.
        * bfd-in2.h: Regenerated.
        * bfd.c: (bfd_get_sign_extend_vma): Add pe-x86-64 and pei-x86-64.

2008-01-21  Alan Modra  <amodra@bigpond.net.au>

        PR 4453
        * format.c (bfd_check_format_matches): Don't accept archives as
        fully matching unless they have a map.

2008-01-21  Alan Modra  <amodra@bigpond.net.au>

        * elflink.c (_bfd_elf_link_output_relocs): Correct error return.

2008-01-21  Alan Modra  <amodra@bigpond.net.au>

        * ecoff.c (_bfd_ecoff_archive_p): Delete.
        * libecoff.h (_bfd_ecoff_archive_p): Delete.
        * coff-alpha.c (ecoffalpha_little_vec): Use bfd_generic_archive_p.
        * coff-mips.c (ecoff_little_vec, ecoff_big_vec): Likewise.
        (ecoff_biglittle_vec): Likewise.

2008-01-19  Alan Modra  <amodra@bigpond.net.au>

        PR 5646
        * elf64-ppc.c (ppc64_elf_tls_optimize): Ensure htab->tls_get_addr
        non-NULL before dereferencing.

2008-01-15  Alan Modra  <amodra@bigpond.net.au>

        PR 5604
        * elf-bfd.h (struct elf_backend_data): Add gc_keep.  Remove param
        names from others.
        (_bfd_elf_gc_keep): Declare.
        * elfxx-target.h (elf_backend_gc_keep): Define.
        (elfNN_bed): Init new field.
        * elflink.c (_bfd_elf_gc_keep): New function.
        (bfd_elf_gc_sections): Call gc_keep.
        * elf64-ppc.c (elf_backend_gc_keep): Define.
        (struct _ppc64_elf_section_data): Move .opd related fields to
        a struct so they don't occupy the same storage.  Adjust accesses
        throughout file.
        (ppc64_elf_gc_keep): New function, split out from..
        (ppc64_elf_gc_mark_hook): ..here.  Don't call _bfd_elf_gc_mark
        to mark .opd section, just set gc_mark.
        (ppc64_elf_edit_opd): Remove no_opd_opt parm.  Don't set opd->adjust
        unless we are changing .opd.  Test non-NULL opd->adjust at all
        accesses throughout file.
        * elf64-ppc.h (ppc64_elf_edit_opd): Update prototype.

2008-01-15  Alan Modra  <amodra@bigpond.net.au>

        * bfd-in.h (BFD_HOST_LONG_LONG): Delete.
        * bfd-in2.h: Regenerate.

2008-01-11  Tristan Gingold  <gingold@adacore.com>
            Eric Botcazou  <ebotcazou@adacore.com>

        * elf32-ppc.c (ppc_elf_gc_sweep_hook): Exit early if generating a
        relocatable.
        * elf32-arm.c (elf32_arm_gc_sweep_hook): Likewise.
        * elf32-cris.c (cris_elf_gc_sweep_hook): Likewise.
        * elf32-hppa.c (elf32_hppa_gc_sweep_hook): Likewise.
        * elf32-i386.c (elf_i386_gc_sweep_hook): Likewise.
        * elf32-m32r.c (m32r_elf_gc_sweep_hook): Likewise.
        * elf32-m68k.c (elf_m68k_gc_sweep_hook): Likewise.
        * elf32-s390.c (elf_s390_gc_sweep_hook): Likewise.
        * elf32-sh.c (sh_elf_gc_sweep_hook): Likewise.
        * elf32-vax.c (elf_vax_gc_sweep_hook): Likewise.
        * elf32-xtensa.c (elf_xtensa_gc_sweep_hook): Likewise.
        * elf64-x86-64.c (elf64_x86_64_gc_sweep_hook): Likewise.
        * elf64-s390.c (elf_s390_gc_sweep_hook): Likewise.
        * elf64-ppc.c (ppc64_elf_gc_sweep_hook): Likewise.
        * elfxx-mips.c (_bfd_mips_elf_gc_sweep_hook): Likewise.
        * elfxx-sparc.c (_bfd_sparc_elf_gc_sweep_hook): Likewise.
        * elflink.c (bfd_elf_gc_sections): Do not punt on relocatable output
        or executable output with relocations.

2008-01-09  Nick Clifton  <nickc@redhat.com>

        PR gas/5552
        * elf32-fr30.c (fr30_elf_howto_table): Set partial_inplace field
        to FALSE for all relocs.

2008-01-09  Richard Sandiford  <rsandifo@nildram.co.uk>

        PR ld/5526
        * elf-bfd.h (eh_cie_fde): Add u.cie.u.full_cie and u.cie.merged
        fields.  Rename u.cie.u.merged to u.cie.u.merged_with.
        (eh_frame_sec_info): Add a cies field.
        (eh_frame_hdr_info): Add a merge_cies field.
        * elf-eh-frame.c (cie): Add a reloc_index member to the personality
        union.
        (_bfd_elf_begin_eh_frame_parsing): Set hdr_info->merge_cies instead
        of hdr_info->cies.
        (_bfd_elf_parse_eh_frame): Remove tmp_cie.  Ccreate an array of
        cie structures in all cases and use it instead of extended_cies.
        If merging, store the cie array in sec_info->cies and point each
        CIE's eh_fde_cie at the associated element.  Do not try to
        calculate the value of the personality routine here; record the
        offset of the relocation instead.  Do not merge CIEs here.
        (_bfd_elf_end_eh_frame_parsing): Do not free hdr_info->cies here...
        (_bfd_elf_discard_section_eh_frame_hdr): ...do it here instead.
        (_bfd_elf_gc_mark_fdes): Mark the original (unmerged) CIE.
        (find_merged_cie): New function.
        (_bfd_elf_gc_mark_fdes): Use it.  Free sec_info->cies.

2008-01-07  Nick Clifton  <nickc@redhat.com>

        PR binutils/5535
        * vms.c (vms_close_and_cleanup): Check for the presence of a
        vms_private_data_struct before examining any of its fields.

2008-01-07  H.J. Lu  <hongjiu.lu@intel.com>

        PR ld/5522
        * elflink.c (elf_link_input_bfd): Don't write out a section if
        its output section is marked with SEC_NEVER_LOAD.

For older changes see ChangeLog-2007
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