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authorAlan Modra <amodra@gmail.com>2004-08-28 08:55:47 +0000
committerAlan Modra <amodra@gmail.com>2004-08-28 08:55:47 +0000
commit0873df2aec48685715d2c5041c1f6f4ed43976c1 (patch)
treef6f8ad95fa838dddf70ec84fba835cbea22da275
parenta7535cf331659fc34e2add41b0bbc239a976ea38 (diff)
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* nm.c (show_synthetic): New var.
(long_options): Add "synthetic". (usage): Here too. (display_rel_file): Handle show_synthetic.
-rw-r--r--binutils/ChangeLog7
-rw-r--r--binutils/nm.c44
2 files changed, 50 insertions, 1 deletions
diff --git a/binutils/ChangeLog b/binutils/ChangeLog
index 5b87074..490d091 100644
--- a/binutils/ChangeLog
+++ b/binutils/ChangeLog
@@ -1,5 +1,12 @@
2004-08-28 Alan Modra <amodra@bigpond.net.au>
+ * nm.c (show_synthetic): New var.
+ (long_options): Add "synthetic".
+ (usage): Here too.
+ (display_rel_file): Handle show_synthetic.
+
+2004-08-28 Alan Modra <amodra@bigpond.net.au>
+
* objdump.c (dump_bfd): Pass both symbol tables to
bfd_get_synthetic_symtab.
diff --git a/binutils/nm.c b/binutils/nm.c
index bac7d38..95c267d 100644
--- a/binutils/nm.c
+++ b/binutils/nm.c
@@ -1,6 +1,6 @@
/* nm.c -- Describe symbol table of a rel file.
Copyright 1991, 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999, 2000,
- 2001, 2002, 2003
+ 2001, 2002, 2003, 2004
Free Software Foundation, Inc.
This file is part of GNU Binutils.
@@ -177,6 +177,7 @@ static int undefined_only = 0; /* Print undefined symbols only. */
static int dynamic = 0; /* Print dynamic symbols. */
static int show_version = 0; /* Show the version number. */
static int show_stats = 0; /* Show statistics. */
+static int show_synthetic = 0; /* Display synthesized symbols too. */
static int line_numbers = 0; /* Print line numbers for symbols. */
/* When to print the names of files. Not mutually exclusive in SYSV format. */
@@ -232,6 +233,7 @@ static struct option long_options[] =
{"reverse-sort", no_argument, &reverse_sort, 1},
{"size-sort", no_argument, &sort_by_size, 1},
{"stats", no_argument, &show_stats, 1},
+ {"synthetic", no_argument, &show_synthetic, 1},
{"target", required_argument, 0, OPTION_TARGET},
{"defined-only", no_argument, &defined_only, 1},
{"undefined-only", no_argument, &undefined_only, 1},
@@ -271,6 +273,7 @@ usage (FILE *stream, int status)
-S, --print-size Print size of defined symbols\n\
-s, --print-armap Include index for symbols from archive members\n\
--size-sort Sort symbols by size\n\
+ --synthetic Display synthetic symbols as well\n\
-t, --radix=RADIX Use RADIX for printing symbol values\n\
--target=BFDNAME Specify the target object format as BFDNAME\n\
-u, --undefined-only Display only undefined symbols\n\
@@ -958,6 +961,45 @@ display_rel_file (bfd *abfd, bfd *archive_bfd)
return;
}
+ if (show_synthetic && size == sizeof (asymbol *))
+ {
+ asymbol *synthsyms;
+ long synth_count;
+ asymbol **static_syms = NULL;
+ asymbol **dyn_syms = NULL;
+ long static_count = 0;
+ long dyn_count = 0;
+
+ if (dynamic)
+ {
+ dyn_count = symcount;
+ dyn_syms = minisyms;
+ }
+ else
+ {
+ static_count = symcount;
+ static_syms = minisyms;
+ }
+ synth_count = bfd_get_synthetic_symtab (abfd, static_count, static_syms,
+ dyn_count, dyn_syms, &synthsyms);
+ if (synth_count > 0)
+ {
+ asymbol **symp;
+ void *new_mini;
+ long i;
+
+ new_mini = xmalloc ((symcount + synth_count + 1) * sizeof (*symp));
+ symp = new_mini;
+ memcpy (symp, minisyms, symcount * sizeof (*symp));
+ symp += symcount;
+ for (i = 0; i < synth_count; i++)
+ *symp++ = synthsyms + i;
+ *symp = 0;
+ minisyms = new_mini;
+ symcount += synth_count;
+ }
+ }
+
/* Discard the symbols we don't want to print.
It's OK to do this in place; we'll free the storage anyway
(after printing). */