Re: [google/gcc-4_6] Fission improvements and bug fixes (issue6189052)

[Diego Novillo]

On 12-05-07 10:56 , Cary Coutant wrote:

2012-05-07   Sterling Augustine<saugust...@google.com>
        Cary Coutant<ccout...@google.com>

include/

        * dwarf2.h (enum dwarf_form): Remove DW_FORM_GNU_ref_index.
        (enum dwarf_attribute): Replace DW_AT_GNU_ref_base with
        DW_AT_GNU_ranges_base.

gcc/

        * gcc/dwarf2out.c (debug_ref_section): Remove.
        (struct dw_loc_list_struct): Add begin_index, end_index fields.
        (DEBUG_REF_SECTION): Remove.
        (DEBUG_NORM_MACINFO_SECTION, DEBUG_DWO_MACINFO_SECTION): New macros.
        (DEBUG_MACINFO_SECTION): Define condtionally on
        dwarf_split_debug_info.
        (DEBUG_DWO_LOC_SECTION): New macro.
        (DEBUG_REF_SECTION_LABEL): Remove.
        debug_ref_section_label: Remove.
        (dwarf_attr_name): Replace DW_AT_GNU_ref_base with
        DW_AT_GNU_ranges_base.
        (dwarf_form_name): Remove DW_FORM_GNU_ref_index.
        (AT_index): Adjust comment.
        (addr_index_table): Adjust comment.
        (ref_index_table): Remove.
        (add_ref_table_entry): Remove.
        (add_AT_range_list): Save offset for direct references.
        (size_of_die): Always use offset size for range list references.
        (value_format): Use section offset for range list and location list
        references.
        (new_loc_list): Initialize begin_index and end_index.
        (output_loc_list): Handle special format for .debug_loc.dwo sections.
        (output_range_list_offset): Output plain offset for range list
        reference when splitting dwarf info.
        (output_loc_list_offset): Output plain offset for location list
        reference when splitting dwarf info.
        (output_attr_index_or_value): Remove case dw_val_class_range_list.
        (output_die): Call output_range_list_offset for range list references.
        (add_top_level_skeleton_die_attrs): Remove DW_AT_GNU_ref_base.
        (add_enumerator_pubname): Remove SEP parameter; add correct pubtype
        entry for anonymous enums.
        (add_pubtype): Add correct pubtype entry for anonymous enums.
        (gen_enumeration_type_die): Likewise.
        (dwarf2out_init): Create .debug_loc.dwo section; remove
        debug_ref_section.
        (output_ref_table): Remove.
        (index_location_lists): Set begin_index and end_index for each item
        in a location list.
        (dwarf2out_finish): Add DW_AT_macro_info to the compile_unit DIE
        instead of the skeleton.  Don't call index_location_lists when not
        splitting dwarf info.  Add DW_AT_GNU_ranges_base attribute to
        compile_unit DIE.  Move generation of loc_section_label to
        dwarf2out_init.  Remove .debug_ref section.

OK.


Diego.