/* Dump a gcov file, for debugging use.
- Copyright (C) 2002, 2003, 2004 Free Software Foundation, Inc.
+ Copyright (C) 2002-2014 Free Software Foundation, Inc.
Contributed by Nathan Sidwell <nathan@codesourcery.com>
Gcov is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
-the Free Software Foundation; either version 2, or (at your option)
+the Free Software Foundation; either version 3, or (at your option)
any later version.
Gcov is distributed in the hope that it will be useful,
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
-along with Gcov; see the file COPYING. If not, write to
-the Free Software Foundation, 59 Temple Place - Suite 330,
-Boston, MA 02111-1307, USA. */
+along with Gcov; see the file COPYING3. If not see
+<http://www.gnu.org/licenses/>. */
#include "config.h"
#include "system.h"
#include "coretypes.h"
#include "tm.h"
#include "version.h"
+#include "intl.h"
+#include "diagnostic.h"
#include <getopt.h>
#define IN_GCOV (-1)
#include "gcov-io.h"
#include "gcov-io.c"
-static void dump_file (const char *);
+static void dump_gcov_file (const char *);
static void print_prefix (const char *, unsigned, gcov_position_t);
static void print_usage (void);
static void print_version (void);
static void tag_lines (const char *, unsigned, unsigned);
static void tag_counters (const char *, unsigned, unsigned);
static void tag_summary (const char *, unsigned, unsigned);
+static void dump_working_sets (const char *filename ATTRIBUTE_UNUSED,
+ const struct gcov_ctr_summary *summary);
extern int main (int, char **);
typedef struct tag_format
static int flag_dump_contents = 0;
static int flag_dump_positions = 0;
+static int flag_dump_working_sets = 0;
static const struct option options[] =
{
{ "version", no_argument, NULL, 'v' },
{ "long", no_argument, NULL, 'l' },
{ "positions", no_argument, NULL, 'o' },
+ { "working-sets", no_argument, NULL, 'w' },
{ 0, 0, 0, 0 }
};
main (int argc ATTRIBUTE_UNUSED, char **argv)
{
int opt;
+ const char *p;
+
+ p = argv[0] + strlen (argv[0]);
+ while (p != argv[0] && !IS_DIR_SEPARATOR (p[-1]))
+ --p;
+ progname = p;
+
+ xmalloc_set_program_name (progname);
/* Unlock the stdio streams. */
unlock_std_streams ();
- while ((opt = getopt_long (argc, argv, "hlpv", options, NULL)) != -1)
+ gcc_init_libintl ();
+
+ diagnostic_initialize (global_dc, 0);
+
+ while ((opt = getopt_long (argc, argv, "hlpvw", options, NULL)) != -1)
{
switch (opt)
{
case 'p':
flag_dump_positions = 1;
break;
+ case 'w':
+ flag_dump_working_sets = 1;
+ break;
default:
fprintf (stderr, "unknown flag `%c'\n", opt);
}
}
while (argv[optind])
- dump_file (argv[optind++]);
+ dump_gcov_file (argv[optind++]);
return 0;
}
printf (" -v, --version Print version number\n");
printf (" -l, --long Dump record contents too\n");
printf (" -p, --positions Dump record positions\n");
+ printf (" -w, --working-sets Dump working set computed from summary\n");
}
static void
print_version (void)
{
- printf ("gcov-dump (GCC) %s\n", version_string);
- printf ("Copyright (C) 2003 Free Software Foundation, Inc.\n");
+ printf ("gcov-dump %s%s\n", pkgversion_string, version_string);
+ printf ("Copyright (C) 2014 Free Software Foundation, Inc.\n");
printf ("This is free software; see the source for copying conditions.\n"
"There is NO warranty; not even for MERCHANTABILITY or \n"
"FITNESS FOR A PARTICULAR PURPOSE.\n\n");
}
static void
-dump_file (const char *filename)
+dump_gcov_file (const char *filename)
{
unsigned tags[4];
unsigned depth = 0;
const char *type = NULL;
int endianness = 0;
char m[4], v[4];
-
+
if ((endianness = gcov_magic (magic, GCOV_DATA_MAGIC)))
type = "data";
else if ((endianness = gcov_magic (magic, GCOV_NOTE_MAGIC)))
version = gcov_read_unsigned ();
GCOV_UNSIGNED2STRING (v, version);
GCOV_UNSIGNED2STRING (m, magic);
-
+
printf ("%s:%s:magic `%.4s':version `%.4s'%s\n", filename, type,
m, v, endianness < 0 ? " (swapped endianness)" : "");
if (version != GCOV_VERSION)
{
char e[4];
-
+
GCOV_UNSIGNED2STRING (e, GCOV_VERSION);
printf ("%s:warning:current version is `%.4s'\n", filename, e);
}
printf ("%s:stamp %lu\n", filename, (unsigned long)stamp);
}
-
+
while (1)
{
gcov_position_t base, position = gcov_position ();
static void
tag_function (const char *filename ATTRIBUTE_UNUSED,
- unsigned tag ATTRIBUTE_UNUSED, unsigned length ATTRIBUTE_UNUSED)
+ unsigned tag ATTRIBUTE_UNUSED, unsigned length)
{
unsigned long pos = gcov_position ();
- printf (" ident=%u", gcov_read_unsigned ());
- printf (", checksum=0x%08x", gcov_read_unsigned ());
-
- if (gcov_position () - pos < length)
+ if (!length)
+ printf (" placeholder");
+ else
{
- const char *name;
+ printf (" ident=%u", gcov_read_unsigned ());
+ printf (", lineno_checksum=0x%08x", gcov_read_unsigned ());
+ printf (", cfg_checksum=0x%08x", gcov_read_unsigned ());
- name = gcov_read_string ();
- printf (", `%s'", name ? name : "NULL");
- name = gcov_read_string ();
- printf (" %s", name ? name : "NULL");
- printf (":%u", gcov_read_unsigned ());
+ if (gcov_position () - pos < length)
+ {
+ const char *name;
+
+ name = gcov_read_string ();
+ printf (", `%s'", name ? name : "NULL");
+ name = gcov_read_string ();
+ printf (" %s", name ? name : "NULL");
+ printf (":%u", gcov_read_unsigned ());
+ }
}
}
dst = gcov_read_unsigned ();
flags = gcov_read_unsigned ();
printf (" %u:%04x", dst, flags);
+ if (flags)
+ {
+ char c = '(';
+
+ if (flags & GCOV_ARC_ON_TREE)
+ printf ("%ctree", c), c = ',';
+ if (flags & GCOV_ARC_FAKE)
+ printf ("%cfake", c), c = ',';
+ if (flags & GCOV_ARC_FALLTHROUGH)
+ printf ("%cfall", c), c = ',';
+ printf (")");
+ }
}
}
}
count = gcov_read_counter ();
printf (" ");
- printf (HOST_WIDEST_INT_PRINT_DEC, count);
+ printf ("%"PRId64, count);
}
}
}
unsigned tag ATTRIBUTE_UNUSED, unsigned length ATTRIBUTE_UNUSED)
{
struct gcov_summary summary;
- unsigned ix;
+ unsigned ix, h_ix;
+ gcov_bucket_type *histo_bucket;
gcov_read_summary (&summary);
printf (" checksum=0x%08x", summary.checksum);
- for (ix = 0; ix != GCOV_COUNTERS; ix++)
+ for (ix = 0; ix != GCOV_COUNTERS_SUMMABLE; ix++)
{
printf ("\n");
print_prefix (filename, 0, 0);
printf ("\t\tcounts=%u, runs=%u",
summary.ctrs[ix].num, summary.ctrs[ix].runs);
- printf (", sum_all=" HOST_WIDEST_INT_PRINT_DEC,
- (HOST_WIDEST_INT)summary.ctrs[ix].sum_all);
- printf (", run_max=" HOST_WIDEST_INT_PRINT_DEC,
- (HOST_WIDEST_INT)summary.ctrs[ix].run_max);
- printf (", sum_max=" HOST_WIDEST_INT_PRINT_DEC,
- (HOST_WIDEST_INT)summary.ctrs[ix].sum_max);
+ printf (", sum_all=%"PRId64,
+ (int64_t)summary.ctrs[ix].sum_all);
+ printf (", run_max=%"PRId64,
+ (int64_t)summary.ctrs[ix].run_max);
+ printf (", sum_max=%"PRId64,
+ (int64_t)summary.ctrs[ix].sum_max);
+ if (ix != GCOV_COUNTER_ARCS)
+ continue;
+ printf ("\n");
+ print_prefix (filename, 0, 0);
+ printf ("\t\tcounter histogram:");
+ for (h_ix = 0; h_ix < GCOV_HISTOGRAM_SIZE; h_ix++)
+ {
+ histo_bucket = &summary.ctrs[ix].histogram[h_ix];
+ if (!histo_bucket->num_counters)
+ continue;
+ printf ("\n");
+ print_prefix (filename, 0, 0);
+ printf ("\t\t%d: num counts=%u, min counter="
+ "%"PRId64 ", cum_counter="
+ "%"PRId64,
+ h_ix, histo_bucket->num_counters,
+ (int64_t)histo_bucket->min_value,
+ (int64_t)histo_bucket->cum_value);
+ }
+ if (flag_dump_working_sets)
+ dump_working_sets (filename, &summary.ctrs[ix]);
+ }
+}
+
+static void
+dump_working_sets (const char *filename ATTRIBUTE_UNUSED,
+ const struct gcov_ctr_summary *summary)
+{
+ gcov_working_set_t gcov_working_sets[NUM_GCOV_WORKING_SETS];
+ unsigned ws_ix, pctinc, pct;
+ gcov_working_set_t *ws_info;
+
+ compute_working_sets (summary, gcov_working_sets);
+
+ printf ("\n");
+ print_prefix (filename, 0, 0);
+ printf ("\t\tcounter working sets:");
+ /* Multiply the percentage by 100 to avoid float. */
+ pctinc = 100 * 100 / NUM_GCOV_WORKING_SETS;
+ for (ws_ix = 0, pct = pctinc; ws_ix < NUM_GCOV_WORKING_SETS;
+ ws_ix++, pct += pctinc)
+ {
+ if (ws_ix == NUM_GCOV_WORKING_SETS - 1)
+ pct = 9990;
+ ws_info = &gcov_working_sets[ws_ix];
+ /* Print out the percentage using int arithmatic to avoid float. */
+ printf ("\n");
+ print_prefix (filename, 0, 0);
+ printf ("\t\t%u.%02u%%: num counts=%u, min counter="
+ "%"PRId64,
+ pct / 100, pct - (pct / 100 * 100),
+ ws_info->num_counters,
+ (int64_t)ws_info->min_counter);
}
}