[Bug gold/12571] .plt has no associated .eh_frame/.debug_frame

[cvs-commit at gcc dot gnu.org]

http://sourceware.org/bugzilla/show_bug.cgi?id=12571

--- Comment #1 from cvs-commit at gcc dot gnu.org <cvs-commit at gcc dot 
gnu.org> 2011-07-01 22:05:06 UTC ---
CVSROOT:    /cvs/src
Module name:    src
Changes by:    address@hidden    2011-07-01 22:05:01

Modified files:
    gold           : ChangeLog ehframe.cc ehframe.h i386.cc 
                     layout.cc layout.h merge.cc options.h x86_64.cc 

Log message:
    PR gold/12571
    * options.h (class General_options): Add
    --ld-generated-unwind-info.
    * ehframe.cc (Fde::write): Add address parameter.  Change all
    callers.  If associated with PLT, fill in address and size.
    (Cie::set_output_offset): Only add merge mapping if there is an
    object.
    (Cie::write): Add address parameter.  Change all callers.
    (Eh_frame::add_ehframe_for_plt): New function.
    * ehframe.h (class Fde): Update declarations.  Move shndx_ and
    input_offset_ fields into union u_, with new plt field.
    (Fde::Fde): Adjust for new union field.
    (Fde::Fde) [Output_data version]: New constructor.
    (Fde::add_mapping): Only add merge mapping if there is an object.
    (class Cie): Update declarations.
    (class Eh_frame): Declare add_ehframe_for_plt.
    * layout.cc (Layout::layout_eh_frame): Break out code into
    make_eh_frame_section, and call it.
    (Layout::make_eh_frame_section): New function.
    (Layout::add_eh_frame_for_plt): New function.
    * layout.h (class Layout): Update declarations.
    * merge.cc (Merge_map::add_mapping): Add assertion.
    * i386.cc: Include "dwarf.h".
    (class Output_data_plt_i386): Make first_plt_entry,
    dyn_first_plt_entry, exec_plt_entry, and dyn_plt_entry const.  Add
    plt_eh_frame_cie_size, plt_eh_frame_fde_size, plt_eh_frame_cie,
    and plt_eh_frame_fde.
    (Output_data_plt_i386::Output_data_plt_i386): Align to 16-byte
    boundary.  Call add_eh_frame_for_plt if appropriate.
    * x86_64.cc: Include "dwarf.h".
    (class Output_data_plt_x86_64): Align to 16-byte boundary.  Make
    first_plt_entry, plt_entry and tlsdesc_plt_entry const.  Add
    plt_eh_frame_cie_size, plt_eh_frame_fde_size, plt_eh_frame_cie,
    and plt_eh_frame_fde.
    (Output_data_plt_x86_64::init): Call add_eh_frame_for_plt if
    appropriate.

Patches:
http://sourceware.org/cgi-bin/cvsweb.cgi/src/gold/ChangeLog.diff?cvsroot=src&r1=1.779&r2=1.780
http://sourceware.org/cgi-bin/cvsweb.cgi/src/gold/ehframe.cc.diff?cvsroot=src&r1=1.19&r2=1.20
http://sourceware.org/cgi-bin/cvsweb.cgi/src/gold/ehframe.h.diff?cvsroot=src&r1=1.16&r2=1.17
http://sourceware.org/cgi-bin/cvsweb.cgi/src/gold/i386.cc.diff?cvsroot=src&r1=1.131&r2=1.132
http://sourceware.org/cgi-bin/cvsweb.cgi/src/gold/layout.cc.diff?cvsroot=src&r1=1.209&r2=1.210
http://sourceware.org/cgi-bin/cvsweb.cgi/src/gold/layout.h.diff?cvsroot=src&r1=1.96&r2=1.97
http://sourceware.org/cgi-bin/cvsweb.cgi/src/gold/merge.cc.diff?cvsroot=src&r1=1.39&r2=1.40
http://sourceware.org/cgi-bin/cvsweb.cgi/src/gold/options.h.diff?cvsroot=src&r1=1.161&r2=1.162
http://sourceware.org/cgi-bin/cvsweb.cgi/src/gold/x86_64.cc.diff?cvsroot=src&r1=1.130&r2=1.131

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