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Re: PATCH: PR ld/3111: LD very slow linking object files containing dwarf2 symbols
- From: Alan Modra <amodra at bigpond dot net dot au>
- To: "H. J. Lu" <hjl at lucon dot org>
- Cc: binutils at sources dot redhat dot com
- Date: Tue, 31 Oct 2006 09:14:28 +1030
- Subject: Re: PATCH: PR ld/3111: LD very slow linking object files containing dwarf2 symbols
- References: <20060829230012.GA19841@lucon.org> <20060901174731.GA12360@lucon.org>
On Fri, Sep 01, 2006 at 10:47:31AM -0700, H. J. Lu wrote:
> bfd/
>
> 2006-08-29 H.J. Lu <hongjiu.lu@intel.com>
>
> PR ld/3111
> * elf-bfd.h (elf_obj_tdata): Add symbuf.
> (_bfd_elf_section_already_linked): Add struct bfd_link_info *.
> (_bfd_elf_check_kept_section): Likewise.
> (bfd_elf_match_symbols_in_sections): Likewise.
>
> * elf.c (assign_section_numbers): Updated to add
> struct bfd_link_info *.
> (bfd_elf_match_symbols_in_sections): Updated. Cache symbol
> buffer if info->reduce_memory_overheads is false.
>
> * elflink.c (match_group_member): Updated to add
> struct bfd_link_info *.
> (_bfd_elf_check_kept_section): Likewise.
> (elf_link_input_bfd): Likewise.
> (_bfd_elf_section_already_linked): Likewise.
> (bfd_elf_final_link): Free symbol buffer if
> info->reduce_memory_overheads is false.
>
> * libbfd-in.h (_bfd_nolink_section_already_linked): Add
> struct bfd_link_info *.
> (_bfd_generic_section_already_linked): Likewise.
> * libbfd.h: Regenerated.
>
> * linker.c (bfd_section_already_linked): Add
> struct bfd_link_info *.
> (_bfd_generic_section_already_linked): Likewise.
> * targets.c (bfd_target): Add struct bfd_link_info * to
> _section_already_linked.
> * bfd-in2.h: Regenerated.
>
> include/
>
> 2006-08-29 H.J. Lu <hongjiu.lu@intel.com>
>
> PR ld/3111
> * bfdlink.h (bfd_link_info): Add reduce_memory_overheads.
>
> ld/
>
> 2006-08-29 H.J. Lu <hongjiu.lu@intel.com>
>
> PR ld/3111
> * ld.h (args_type): Remove reduce_memory_overheads.
>
> * ldlang.c (lang_map): Updated.
> (section_already_linked): Likewise.
> (print_input_section): Likewise.
> * ldmain.c (main): Likewise.
> * lexsup.c (parse_args): Likewise.
Pleas commit. No one has come forward with anything better, so this
will have to do.
--
Alan Modra
IBM OzLabs - Linux Technology Centre