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| author | Nick Clifton <nickc@redhat.com> | 2017-11-21 13:12:04 +0000 |
|---|---|---|
| committer | Nick Clifton <nickc@redhat.com> | 2017-11-21 13:12:04 +0000 |
| commit | d85bf2ba86fea1cf918f065d179b98eb4ddbde86 (patch) | |
| tree | b63b374b40e58403431a94352c421751d85127e9 /binutils/doc | |
| parent | 0fc7642151cc5e62f05ac8ea91fe4d5b44bee11a (diff) | |
| download | gdb-d85bf2ba86fea1cf918f065d179b98eb4ddbde86.zip gdb-d85bf2ba86fea1cf918f065d179b98eb4ddbde86.tar.gz gdb-d85bf2ba86fea1cf918f065d179b98eb4ddbde86.tar.bz2 | |
Add ability to follow dwo links to readelf/objdump.
* dwarf.c (dwo_name, dwo_dir, dwo_id, dwo_id_len): New variables.
(read_and_display_attr_value): Record dwo variables if requested.
(display_augmentation_data): Rename to display_data and make
generic.
(load_dwo_file): New function. Loads a separate dwarf object
file.
(load_separate_debug_file): Add reporting and loading of separate
dwarf objet files.
* readelf.c (process_section_headers): Add do_debug_links to list
of flags requiring a debug dump.
(display_debug_section): Tidy up code.
* doc/debug.options.texi: Add note that dwo links will also be
followed.
* testsuite/binutils-all/debuglink.s: Tidy code.
* testsuite/binutils-all/dwo.s: New test file.
* testsuite/binutils-all/readelf.wk2: New file - expected output
from readelf.
* testsuite/binutils-all/readelf.exp: Run the new test.
Diffstat (limited to 'binutils/doc')
| -rw-r--r-- | binutils/doc/debug.options.texi | 11 |
1 files changed, 7 insertions, 4 deletions
diff --git a/binutils/doc/debug.options.texi b/binutils/doc/debug.options.texi index 9204b2b..5794565 100644 --- a/binutils/doc/debug.options.texi +++ b/binutils/doc/debug.options.texi @@ -45,7 +45,10 @@ output from this option can also be restricted by the use of the @item k @itemx =links Displays the contents of the @samp{.gnu_debuglink} and/or -@samp{.gnu_debugaltlink} sections. +@samp{.gnu_debugaltlink} sections. Also displays the link to a +separate dwarf object file (dwo), if one is specified by the +DW_AT_GNU_dwo_name or DW_AT_dwo_name attributes in the +@samp{.debug_info} section. @item K @itemx =follow-links @@ -55,9 +58,9 @@ versions of the same debug section being displayed if both the main file and the separate debug info file contain sections with the same name. -When displaying other debug information, if a link is encountered to -a separate debug info file, then attempt to follow the link and -display the referenced contents. +In addition, when displaying DWARF attributes, if a form is found that +references the separate debug info file, then the referenced contents +will also be displayed. @item l @itemx =rawline |