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Report plugin symbols for --verbose=N.
2011-03-04 H.J. Lu <hongjiu.lu@intel.com> * ld.texinfo: Document --verbose[=NUMBER]. * lexsup.c (ld_options): Update --verbose. (parse_args): Set report_plugin_symbols. * plugin.c (report_plugin_symbols): New. (get_symbols): Report plugin symbols if report_plugin_symbols is TRUE. * plugin.h (report_plugin_symbols): New.
This commit is contained in:
H.J. Lu
parent
51dc551dc2
commit
1715a13cc2
13
ld/ChangeLog
13
ld/ChangeLog
@ -1,3 +1,16 @@
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2011-03-04 H.J. Lu <hongjiu.lu@intel.com>
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* ld.texinfo: Document --verbose[=NUMBER].
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* lexsup.c (ld_options): Update --verbose.
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(parse_args): Set report_plugin_symbols.
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* plugin.c (report_plugin_symbols): New.
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(get_symbols): Report plugin symbols if report_plugin_symbols
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is TRUE.
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* plugin.h (report_plugin_symbols): New.
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2011-03-01 H.J. Lu <hongjiu.lu@intel.com>
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PR ld/12529
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@ -1851,13 +1851,14 @@ Normally the linker will generate an error message for each reported
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unresolved symbol but the option @option{--warn-unresolved-symbols}
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can change this to a warning.
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@kindex --verbose
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@cindex verbose
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@kindex --verbose[=@var{NUMBER}]
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@cindex verbose[=@var{NUMBER}]
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@item --dll-verbose
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@itemx --verbose
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@itemx --verbose[=@var{NUMBER}]
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Display the version number for @command{ld} and list the linker emulations
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supported. Display which input files can and cannot be opened. Display
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the linker script being used by the linker.
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the linker script being used by the linker. If the optional @var{NUMBER}
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argument > 1, plugin symbol status will also be displayed.
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@kindex --version-script=@var{version-scriptfile}
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@cindex version script, symbol versions
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13
ld/lexsup.c
13
ld/lexsup.c
@ -560,8 +560,9 @@ static const struct ld_option ld_options[] =
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" ignore-all, report-all, ignore-in-object-files,\n"
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" ignore-in-shared-libs"),
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TWO_DASHES },
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{ {"verbose", no_argument, NULL, OPTION_VERBOSE},
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'\0', NULL, N_("Output lots of information during link"), TWO_DASHES },
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{ {"verbose", optional_argument, NULL, OPTION_VERBOSE},
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'\0', N_("[=NUMBER]"),
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N_("Output lots of information during link"), TWO_DASHES },
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{ {"dll-verbose", no_argument, NULL, OPTION_VERBOSE}, /* Linux. */
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'\0', NULL, NULL, NO_HELP },
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{ {"version-script", required_argument, NULL, OPTION_VERSION_SCRIPT },
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@ -1326,6 +1327,14 @@ parse_args (unsigned argc, char **argv)
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version_printed = TRUE;
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trace_file_tries = TRUE;
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overflow_cutoff_limit = -2;
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if (optarg != NULL)
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{
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char *end;
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int level = strtoul (optarg, &end, 0);
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if (*end)
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einfo (_("%P%F: invalid number `%s'\n"), optarg);
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report_plugin_symbols = level > 1;
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}
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break;
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case 'v':
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ldversion (0);
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22
ld/plugin.c
22
ld/plugin.c
@ -36,6 +36,9 @@
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#include <Windows.h>
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#endif
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/* Report plugin symbols. */
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bfd_boolean report_plugin_symbols;
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/* The suffix to append to the name of the real (claimed) object file
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when generating a dummy BFD to hold the IR symbols sent from the
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plugin. */
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@ -463,7 +466,7 @@ get_symbols (const void *handle, int nsyms, struct ld_plugin_symbol *syms)
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if (!blhe)
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{
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syms[n].resolution = LDPR_UNKNOWN;
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continue;
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goto report_symbol;
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}
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/* Determine resolution from blhe type and symbol's original type. */
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@ -471,7 +474,7 @@ get_symbols (const void *handle, int nsyms, struct ld_plugin_symbol *syms)
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|| blhe->type == bfd_link_hash_undefweak)
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{
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syms[n].resolution = LDPR_UNDEF;
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continue;
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goto report_symbol;
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}
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if (blhe->type != bfd_link_hash_defined
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&& blhe->type != bfd_link_hash_defweak
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@ -516,7 +519,7 @@ get_symbols (const void *handle, int nsyms, struct ld_plugin_symbol *syms)
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syms[n].resolution = LDPR_RESOLVED_DYN;
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else
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syms[n].resolution = LDPR_RESOLVED_EXEC;
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continue;
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goto report_symbol;
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}
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/* Was originally def, or weakdef. Does it prevail? If the
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@ -529,13 +532,18 @@ get_symbols (const void *handle, int nsyms, struct ld_plugin_symbol *syms)
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syms[n].resolution = (ironly
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? LDPR_PREVAILING_DEF_IRONLY
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: LDPR_PREVAILING_DEF);
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continue;
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goto report_symbol;
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}
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/* Was originally def, weakdef, or common, but has been pre-empted. */
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syms[n].resolution = is_ir_dummy_bfd (owner_sec->owner)
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? LDPR_PREEMPTED_IR
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: LDPR_PREEMPTED_REG;
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syms[n].resolution = (is_ir_dummy_bfd (owner_sec->owner)
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? LDPR_PREEMPTED_IR
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: LDPR_PREEMPTED_REG);
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report_symbol:
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if (report_plugin_symbols)
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einfo ("%P: %B: symbol `%s' definition: %d, resolution: %d\n",
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abfd, syms[n].name, syms[n].def, syms[n].resolution);
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}
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return LDPS_OK;
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}
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@ -21,6 +21,8 @@
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#ifndef GLD_PLUGIN_H
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#define GLD_PLUGIN_H
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/* Report plugin symbols. */
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extern bfd_boolean report_plugin_symbols;
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/* This is the only forward declaration we need to avoid having
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to include the plugin-api.h header in order to use this file. */
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