635 lines
16 KiB
C
635 lines
16 KiB
C
/*
|
|
* Copyright (c) 1983, 1993, 1998, 2001, 2002
|
|
* The Regents of the University of California. All rights reserved.
|
|
*
|
|
* Redistribution and use in source and binary forms, with or without
|
|
* modification, are permitted provided that the following conditions
|
|
* are met:
|
|
* 1. Redistributions of source code must retain the above copyright
|
|
* notice, this list of conditions and the following disclaimer.
|
|
* 2. Redistributions in binary form must reproduce the above copyright
|
|
* notice, this list of conditions and the following disclaimer in the
|
|
* documentation and/or other materials provided with the distribution.
|
|
* 3. Neither the name of the University nor the names of its contributors
|
|
* may be used to endorse or promote products derived from this software
|
|
* without specific prior written permission.
|
|
*
|
|
* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
|
|
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
|
|
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
|
|
* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
|
|
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
|
|
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
|
|
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
|
|
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
|
|
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
|
|
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
|
|
* SUCH DAMAGE.
|
|
*/
|
|
|
|
#include "libiberty.h"
|
|
#include "gprof.h"
|
|
#include "search_list.h"
|
|
#include "source.h"
|
|
#include "symtab.h"
|
|
#include "basic_blocks.h"
|
|
#include "call_graph.h"
|
|
#include "cg_arcs.h"
|
|
#include "cg_print.h"
|
|
#include "corefile.h"
|
|
#include "gmon_io.h"
|
|
#include "hertz.h"
|
|
#include "hist.h"
|
|
#include "sym_ids.h"
|
|
#include "demangle.h"
|
|
#include "getopt.h"
|
|
|
|
static void usage (FILE *, int) ATTRIBUTE_NORETURN;
|
|
|
|
const char *whoami;
|
|
const char *function_mapping_file;
|
|
const char *a_out_name = A_OUTNAME;
|
|
long hz = HZ_WRONG;
|
|
|
|
/*
|
|
* Default options values:
|
|
*/
|
|
int debug_level = 0;
|
|
int output_style = 0;
|
|
int output_width = 80;
|
|
bfd_boolean bsd_style_output = FALSE;
|
|
bfd_boolean demangle = TRUE;
|
|
bfd_boolean discard_underscores = TRUE;
|
|
bfd_boolean ignore_direct_calls = FALSE;
|
|
bfd_boolean ignore_static_funcs = FALSE;
|
|
bfd_boolean ignore_zeros = TRUE;
|
|
bfd_boolean line_granularity = FALSE;
|
|
bfd_boolean print_descriptions = TRUE;
|
|
bfd_boolean print_path = FALSE;
|
|
bfd_boolean ignore_non_functions = FALSE;
|
|
File_Format file_format = FF_AUTO;
|
|
|
|
bfd_boolean first_output = TRUE;
|
|
|
|
char copyright[] =
|
|
"@(#) Copyright (c) 1983 Regents of the University of California.\n\
|
|
All rights reserved.\n";
|
|
|
|
static char *gmon_name = GMONNAME; /* profile filename */
|
|
|
|
/*
|
|
* Functions that get excluded by default:
|
|
*/
|
|
static char *default_excluded_list[] =
|
|
{
|
|
"_gprof_mcount", "mcount", "_mcount", "__mcount", "__mcount_internal",
|
|
"__mcleanup",
|
|
"<locore>", "<hicore>",
|
|
0
|
|
};
|
|
|
|
/* Codes used for the long options with no short synonyms. 150 isn't
|
|
special; it's just an arbitrary non-ASCII char value. */
|
|
|
|
#define OPTION_DEMANGLE (150)
|
|
#define OPTION_NO_DEMANGLE (OPTION_DEMANGLE + 1)
|
|
|
|
static struct option long_options[] =
|
|
{
|
|
{"line", no_argument, 0, 'l'},
|
|
{"no-static", no_argument, 0, 'a'},
|
|
{"ignore-non-functions", no_argument, 0, 'D'},
|
|
|
|
/* output styles: */
|
|
|
|
{"annotated-source", optional_argument, 0, 'A'},
|
|
{"no-annotated-source", optional_argument, 0, 'J'},
|
|
{"flat-profile", optional_argument, 0, 'p'},
|
|
{"no-flat-profile", optional_argument, 0, 'P'},
|
|
{"graph", optional_argument, 0, 'q'},
|
|
{"no-graph", optional_argument, 0, 'Q'},
|
|
{"exec-counts", optional_argument, 0, 'C'},
|
|
{"no-exec-counts", optional_argument, 0, 'Z'},
|
|
{"function-ordering", no_argument, 0, 'r'},
|
|
{"file-ordering", required_argument, 0, 'R'},
|
|
{"file-info", no_argument, 0, 'i'},
|
|
{"sum", no_argument, 0, 's'},
|
|
|
|
/* various options to affect output: */
|
|
|
|
{"all-lines", no_argument, 0, 'x'},
|
|
{"demangle", optional_argument, 0, OPTION_DEMANGLE},
|
|
{"no-demangle", no_argument, 0, OPTION_NO_DEMANGLE},
|
|
{"directory-path", required_argument, 0, 'I'},
|
|
{"display-unused-functions", no_argument, 0, 'z'},
|
|
{"min-count", required_argument, 0, 'm'},
|
|
{"print-path", no_argument, 0, 'L'},
|
|
{"separate-files", no_argument, 0, 'y'},
|
|
{"static-call-graph", no_argument, 0, 'c'},
|
|
{"table-length", required_argument, 0, 't'},
|
|
{"time", required_argument, 0, 'n'},
|
|
{"no-time", required_argument, 0, 'N'},
|
|
{"width", required_argument, 0, 'w'},
|
|
/*
|
|
* These are for backwards-compatibility only. Their functionality
|
|
* is provided by the output style options already:
|
|
*/
|
|
{"", required_argument, 0, 'e'},
|
|
{"", required_argument, 0, 'E'},
|
|
{"", required_argument, 0, 'f'},
|
|
{"", required_argument, 0, 'F'},
|
|
{"", required_argument, 0, 'k'},
|
|
|
|
/* miscellaneous: */
|
|
|
|
{"brief", no_argument, 0, 'b'},
|
|
{"debug", optional_argument, 0, 'd'},
|
|
{"help", no_argument, 0, 'h'},
|
|
{"file-format", required_argument, 0, 'O'},
|
|
{"traditional", no_argument, 0, 'T'},
|
|
{"version", no_argument, 0, 'v'},
|
|
{0, no_argument, 0, 0}
|
|
};
|
|
|
|
|
|
static void
|
|
usage (FILE *stream, int status)
|
|
{
|
|
fprintf (stream, _("\
|
|
Usage: %s [-[abcDhilLsTvwxyz]] [-[ACeEfFJnNOpPqQZ][name]] [-I dirs]\n\
|
|
[-d[num]] [-k from/to] [-m min-count] [-t table-length]\n\
|
|
[--[no-]annotated-source[=name]] [--[no-]exec-counts[=name]]\n\
|
|
[--[no-]flat-profile[=name]] [--[no-]graph[=name]]\n\
|
|
[--[no-]time=name] [--all-lines] [--brief] [--debug[=level]]\n\
|
|
[--function-ordering] [--file-ordering]\n\
|
|
[--directory-path=dirs] [--display-unused-functions]\n\
|
|
[--file-format=name] [--file-info] [--help] [--line] [--min-count=n]\n\
|
|
[--no-static] [--print-path] [--separate-files]\n\
|
|
[--static-call-graph] [--sum] [--table-length=len] [--traditional]\n\
|
|
[--version] [--width=n] [--ignore-non-functions]\n\
|
|
[--demangle[=STYLE]] [--no-demangle] [@FILE]\n\
|
|
[image-file] [profile-file...]\n"),
|
|
whoami);
|
|
if (REPORT_BUGS_TO[0] && status == 0)
|
|
fprintf (stream, _("Report bugs to %s\n"), REPORT_BUGS_TO);
|
|
done (status);
|
|
}
|
|
|
|
|
|
int
|
|
main (int argc, char **argv)
|
|
{
|
|
char **sp, *str;
|
|
Sym **cg = 0;
|
|
int ch, user_specified = 0;
|
|
|
|
#if defined (HAVE_SETLOCALE) && defined (HAVE_LC_MESSAGES)
|
|
setlocale (LC_MESSAGES, "");
|
|
#endif
|
|
#if defined (HAVE_SETLOCALE)
|
|
setlocale (LC_CTYPE, "");
|
|
#endif
|
|
#ifdef ENABLE_NLS
|
|
bindtextdomain (PACKAGE, LOCALEDIR);
|
|
textdomain (PACKAGE);
|
|
#endif
|
|
|
|
whoami = argv[0];
|
|
xmalloc_set_program_name (whoami);
|
|
|
|
expandargv (&argc, &argv);
|
|
|
|
while ((ch = getopt_long (argc, argv,
|
|
"aA::bBcC::d::De:E:f:F:hiI:J::k:lLm:n:N:O:p::P::q::Q::rR:st:Tvw:xyzZ::",
|
|
long_options, 0))
|
|
!= EOF)
|
|
{
|
|
switch (ch)
|
|
{
|
|
case 'a':
|
|
ignore_static_funcs = TRUE;
|
|
break;
|
|
case 'A':
|
|
if (optarg)
|
|
{
|
|
sym_id_add (optarg, INCL_ANNO);
|
|
}
|
|
output_style |= STYLE_ANNOTATED_SOURCE;
|
|
user_specified |= STYLE_ANNOTATED_SOURCE;
|
|
break;
|
|
case 'b':
|
|
print_descriptions = FALSE;
|
|
break;
|
|
case 'B':
|
|
output_style |= STYLE_CALL_GRAPH;
|
|
user_specified |= STYLE_CALL_GRAPH;
|
|
break;
|
|
case 'c':
|
|
ignore_direct_calls = TRUE;
|
|
break;
|
|
case 'C':
|
|
if (optarg)
|
|
{
|
|
sym_id_add (optarg, INCL_EXEC);
|
|
}
|
|
output_style |= STYLE_EXEC_COUNTS;
|
|
user_specified |= STYLE_EXEC_COUNTS;
|
|
break;
|
|
case 'd':
|
|
if (optarg)
|
|
{
|
|
debug_level |= atoi (optarg);
|
|
debug_level |= ANYDEBUG;
|
|
}
|
|
else
|
|
{
|
|
debug_level = ~0;
|
|
}
|
|
DBG (ANYDEBUG, printf ("[main] debug-level=0x%x\n", debug_level));
|
|
#ifndef DEBUG
|
|
printf (_("%s: debugging not supported; -d ignored\n"), whoami);
|
|
#endif /* DEBUG */
|
|
break;
|
|
case 'D':
|
|
ignore_non_functions = TRUE;
|
|
break;
|
|
case 'E':
|
|
sym_id_add (optarg, EXCL_TIME);
|
|
case 'e':
|
|
sym_id_add (optarg, EXCL_GRAPH);
|
|
break;
|
|
case 'F':
|
|
sym_id_add (optarg, INCL_TIME);
|
|
case 'f':
|
|
sym_id_add (optarg, INCL_GRAPH);
|
|
break;
|
|
case 'g':
|
|
sym_id_add (optarg, EXCL_FLAT);
|
|
break;
|
|
case 'G':
|
|
sym_id_add (optarg, INCL_FLAT);
|
|
break;
|
|
case 'h':
|
|
usage (stdout, 0);
|
|
case 'i':
|
|
output_style |= STYLE_GMON_INFO;
|
|
user_specified |= STYLE_GMON_INFO;
|
|
break;
|
|
case 'I':
|
|
search_list_append (&src_search_list, optarg);
|
|
break;
|
|
case 'J':
|
|
if (optarg)
|
|
{
|
|
sym_id_add (optarg, EXCL_ANNO);
|
|
output_style |= STYLE_ANNOTATED_SOURCE;
|
|
}
|
|
else
|
|
{
|
|
output_style &= ~STYLE_ANNOTATED_SOURCE;
|
|
}
|
|
user_specified |= STYLE_ANNOTATED_SOURCE;
|
|
break;
|
|
case 'k':
|
|
sym_id_add (optarg, EXCL_ARCS);
|
|
break;
|
|
case 'l':
|
|
line_granularity = TRUE;
|
|
break;
|
|
case 'L':
|
|
print_path = TRUE;
|
|
break;
|
|
case 'm':
|
|
bb_min_calls = (unsigned long) strtoul (optarg, (char **) NULL, 10);
|
|
break;
|
|
case 'n':
|
|
sym_id_add (optarg, INCL_TIME);
|
|
break;
|
|
case 'N':
|
|
sym_id_add (optarg, EXCL_TIME);
|
|
break;
|
|
case 'O':
|
|
switch (optarg[0])
|
|
{
|
|
case 'a':
|
|
file_format = FF_AUTO;
|
|
break;
|
|
case 'm':
|
|
file_format = FF_MAGIC;
|
|
break;
|
|
case 'b':
|
|
file_format = FF_BSD;
|
|
break;
|
|
case '4':
|
|
file_format = FF_BSD44;
|
|
break;
|
|
case 'p':
|
|
file_format = FF_PROF;
|
|
break;
|
|
default:
|
|
fprintf (stderr, _("%s: unknown file format %s\n"),
|
|
optarg, whoami);
|
|
done (1);
|
|
}
|
|
break;
|
|
case 'p':
|
|
if (optarg)
|
|
{
|
|
sym_id_add (optarg, INCL_FLAT);
|
|
}
|
|
output_style |= STYLE_FLAT_PROFILE;
|
|
user_specified |= STYLE_FLAT_PROFILE;
|
|
break;
|
|
case 'P':
|
|
if (optarg)
|
|
{
|
|
sym_id_add (optarg, EXCL_FLAT);
|
|
output_style |= STYLE_FLAT_PROFILE;
|
|
}
|
|
else
|
|
{
|
|
output_style &= ~STYLE_FLAT_PROFILE;
|
|
}
|
|
user_specified |= STYLE_FLAT_PROFILE;
|
|
break;
|
|
case 'q':
|
|
if (optarg)
|
|
{
|
|
if (strchr (optarg, '/'))
|
|
{
|
|
sym_id_add (optarg, INCL_ARCS);
|
|
}
|
|
else
|
|
{
|
|
sym_id_add (optarg, INCL_GRAPH);
|
|
}
|
|
}
|
|
output_style |= STYLE_CALL_GRAPH;
|
|
user_specified |= STYLE_CALL_GRAPH;
|
|
break;
|
|
case 'r':
|
|
output_style |= STYLE_FUNCTION_ORDER;
|
|
user_specified |= STYLE_FUNCTION_ORDER;
|
|
break;
|
|
case 'R':
|
|
output_style |= STYLE_FILE_ORDER;
|
|
user_specified |= STYLE_FILE_ORDER;
|
|
function_mapping_file = optarg;
|
|
break;
|
|
case 'Q':
|
|
if (optarg)
|
|
{
|
|
if (strchr (optarg, '/'))
|
|
{
|
|
sym_id_add (optarg, EXCL_ARCS);
|
|
}
|
|
else
|
|
{
|
|
sym_id_add (optarg, EXCL_GRAPH);
|
|
}
|
|
output_style |= STYLE_CALL_GRAPH;
|
|
}
|
|
else
|
|
{
|
|
output_style &= ~STYLE_CALL_GRAPH;
|
|
}
|
|
user_specified |= STYLE_CALL_GRAPH;
|
|
break;
|
|
case 's':
|
|
output_style |= STYLE_SUMMARY_FILE;
|
|
user_specified |= STYLE_SUMMARY_FILE;
|
|
break;
|
|
case 't':
|
|
bb_table_length = atoi (optarg);
|
|
if (bb_table_length < 0)
|
|
{
|
|
bb_table_length = 0;
|
|
}
|
|
break;
|
|
case 'T':
|
|
bsd_style_output = TRUE;
|
|
break;
|
|
case 'v':
|
|
/* This output is intended to follow the GNU standards document. */
|
|
printf (_("GNU gprof %s\n"), PKGVERSION VERSION);
|
|
printf (_("Based on BSD gprof, copyright 1983 Regents of the University of California.\n"));
|
|
printf (_("\
|
|
This program is free software. This program has absolutely no warranty.\n"));
|
|
done (0);
|
|
case 'w':
|
|
output_width = atoi (optarg);
|
|
if (output_width < 1)
|
|
{
|
|
output_width = 1;
|
|
}
|
|
break;
|
|
case 'x':
|
|
bb_annotate_all_lines = TRUE;
|
|
break;
|
|
case 'y':
|
|
create_annotation_files = TRUE;
|
|
break;
|
|
case 'z':
|
|
ignore_zeros = FALSE;
|
|
break;
|
|
case 'Z':
|
|
if (optarg)
|
|
{
|
|
sym_id_add (optarg, EXCL_EXEC);
|
|
output_style |= STYLE_EXEC_COUNTS;
|
|
}
|
|
else
|
|
{
|
|
output_style &= ~STYLE_EXEC_COUNTS;
|
|
}
|
|
user_specified |= STYLE_ANNOTATED_SOURCE;
|
|
break;
|
|
case OPTION_DEMANGLE:
|
|
demangle = TRUE;
|
|
if (optarg != NULL)
|
|
{
|
|
enum demangling_styles style;
|
|
|
|
style = cplus_demangle_name_to_style (optarg);
|
|
if (style == unknown_demangling)
|
|
{
|
|
fprintf (stderr,
|
|
_("%s: unknown demangling style `%s'\n"),
|
|
whoami, optarg);
|
|
xexit (1);
|
|
}
|
|
|
|
cplus_demangle_set_style (style);
|
|
}
|
|
break;
|
|
case OPTION_NO_DEMANGLE:
|
|
demangle = FALSE;
|
|
break;
|
|
default:
|
|
usage (stderr, 1);
|
|
}
|
|
}
|
|
|
|
/* Don't allow both ordering options, they modify the arc data in-place. */
|
|
if ((user_specified & STYLE_FUNCTION_ORDER)
|
|
&& (user_specified & STYLE_FILE_ORDER))
|
|
{
|
|
fprintf (stderr,_("\
|
|
%s: Only one of --function-ordering and --file-ordering may be specified.\n"),
|
|
whoami);
|
|
done (1);
|
|
}
|
|
|
|
/* --sum implies --line, otherwise we'd lose basic block counts in
|
|
gmon.sum */
|
|
if (output_style & STYLE_SUMMARY_FILE)
|
|
line_granularity = 1;
|
|
|
|
/* append value of GPROF_PATH to source search list if set: */
|
|
str = (char *) getenv ("GPROF_PATH");
|
|
if (str)
|
|
search_list_append (&src_search_list, str);
|
|
|
|
if (optind < argc)
|
|
a_out_name = argv[optind++];
|
|
|
|
if (optind < argc)
|
|
gmon_name = argv[optind++];
|
|
|
|
/* Turn off default functions. */
|
|
for (sp = &default_excluded_list[0]; *sp; sp++)
|
|
{
|
|
sym_id_add (*sp, EXCL_TIME);
|
|
sym_id_add (*sp, EXCL_GRAPH);
|
|
sym_id_add (*sp, EXCL_FLAT);
|
|
}
|
|
|
|
/* Read symbol table from core file. */
|
|
core_init (a_out_name);
|
|
|
|
/* If we should ignore direct function calls, we need to load to
|
|
core's text-space. */
|
|
if (ignore_direct_calls)
|
|
core_get_text_space (core_bfd);
|
|
|
|
/* Create symbols from core image. */
|
|
if (line_granularity)
|
|
core_create_line_syms ();
|
|
else
|
|
core_create_function_syms ();
|
|
|
|
/* Translate sym specs into syms. */
|
|
sym_id_parse ();
|
|
|
|
if (file_format == FF_PROF)
|
|
{
|
|
fprintf (stderr,
|
|
_("%s: sorry, file format `prof' is not yet supported\n"),
|
|
whoami);
|
|
done (1);
|
|
}
|
|
else
|
|
{
|
|
/* Get information about gmon.out file(s). */
|
|
do
|
|
{
|
|
gmon_out_read (gmon_name);
|
|
if (optind < argc)
|
|
gmon_name = argv[optind];
|
|
}
|
|
while (optind++ < argc);
|
|
}
|
|
|
|
/* If user did not specify output style, try to guess something
|
|
reasonable. */
|
|
if (output_style == 0)
|
|
{
|
|
if (gmon_input & (INPUT_HISTOGRAM | INPUT_CALL_GRAPH))
|
|
{
|
|
if (gmon_input & INPUT_HISTOGRAM)
|
|
output_style |= STYLE_FLAT_PROFILE;
|
|
if (gmon_input & INPUT_CALL_GRAPH)
|
|
output_style |= STYLE_CALL_GRAPH;
|
|
}
|
|
else
|
|
output_style = STYLE_EXEC_COUNTS;
|
|
|
|
output_style &= ~user_specified;
|
|
}
|
|
|
|
/* Dump a gmon.sum file if requested (before any other
|
|
processing!) */
|
|
if (output_style & STYLE_SUMMARY_FILE)
|
|
{
|
|
gmon_out_write (GMONSUM);
|
|
}
|
|
|
|
if (gmon_input & INPUT_HISTOGRAM)
|
|
{
|
|
hist_assign_samples ();
|
|
}
|
|
|
|
if (gmon_input & INPUT_CALL_GRAPH)
|
|
{
|
|
cg = cg_assemble ();
|
|
}
|
|
|
|
/* Do some simple sanity checks. */
|
|
if ((output_style & STYLE_FLAT_PROFILE)
|
|
&& !(gmon_input & INPUT_HISTOGRAM))
|
|
{
|
|
fprintf (stderr, _("%s: gmon.out file is missing histogram\n"), whoami);
|
|
done (1);
|
|
}
|
|
|
|
if ((output_style & STYLE_CALL_GRAPH) && !(gmon_input & INPUT_CALL_GRAPH))
|
|
{
|
|
fprintf (stderr,
|
|
_("%s: gmon.out file is missing call-graph data\n"), whoami);
|
|
done (1);
|
|
}
|
|
|
|
/* Output whatever user whishes to see. */
|
|
if (cg && (output_style & STYLE_CALL_GRAPH) && bsd_style_output)
|
|
{
|
|
/* Print the dynamic profile. */
|
|
cg_print (cg);
|
|
}
|
|
|
|
if (output_style & STYLE_FLAT_PROFILE)
|
|
{
|
|
/* Print the flat profile. */
|
|
hist_print ();
|
|
}
|
|
|
|
if (cg && (output_style & STYLE_CALL_GRAPH))
|
|
{
|
|
if (!bsd_style_output)
|
|
{
|
|
/* Print the dynamic profile. */
|
|
cg_print (cg);
|
|
}
|
|
cg_print_index ();
|
|
}
|
|
|
|
if (output_style & STYLE_EXEC_COUNTS)
|
|
print_exec_counts ();
|
|
|
|
if (output_style & STYLE_ANNOTATED_SOURCE)
|
|
print_annotated_source ();
|
|
|
|
if (output_style & STYLE_FUNCTION_ORDER)
|
|
cg_print_function_ordering ();
|
|
|
|
if (output_style & STYLE_FILE_ORDER)
|
|
cg_print_file_ordering ();
|
|
|
|
return 0;
|
|
}
|
|
|
|
void
|
|
done (int status)
|
|
{
|
|
exit (status);
|
|
}
|