2 * Copyright (c) 1983, 1993, 1998, 2001, 2002
3 * The Regents of the University of California. All rights reserved.
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
8 * 1. Redistributions of source code must retain the above copyright
9 * notice, this list of conditions and the following disclaimer.
10 * 2. Redistributions in binary form must reproduce the above copyright
11 * notice, this list of conditions and the following disclaimer in the
12 * documentation and/or other materials provided with the distribution.
13 * 3. Neither the name of the University nor the names of its contributors
14 * may be used to endorse or promote products derived from this software
15 * without specific prior written permission.
17 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
18 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
19 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
20 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
21 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
22 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
23 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
24 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
25 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
26 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
30 #include "libiberty.h"
32 #include "search_list.h"
35 #include "basic_blocks.h"
36 #include "call_graph.h"
47 static void usage PARAMS ((FILE *, int)) ATTRIBUTE_NORETURN;
48 int main PARAMS ((int, char **));
51 const char *function_mapping_file;
52 const char *a_out_name = A_OUTNAME;
56 * Default options values:
60 int output_width = 80;
61 boolean bsd_style_output = false;
62 boolean demangle = true;
63 boolean discard_underscores = true;
64 boolean ignore_direct_calls = false;
65 boolean ignore_static_funcs = false;
66 boolean ignore_zeros = true;
67 boolean line_granularity = false;
68 boolean print_descriptions = true;
69 boolean print_path = false;
70 boolean ignore_non_functions = false;
71 File_Format file_format = FF_AUTO;
73 boolean first_output = true;
76 "@(#) Copyright (c) 1983 Regents of the University of California.\n\
77 All rights reserved.\n";
79 static char *gmon_name = GMONNAME; /* profile filename */
84 * Functions that get excluded by default:
86 static char *default_excluded_list[] =
88 "_gprof_mcount", "mcount", "_mcount", "__mcount", "__mcount_internal",
90 "<locore>", "<hicore>",
94 /* Codes used for the long options with no short synonyms. 150 isn't
95 special; it's just an arbitrary non-ASCII char value. */
97 #define OPTION_DEMANGLE (150)
98 #define OPTION_NO_DEMANGLE (OPTION_DEMANGLE + 1)
100 static struct option long_options[] =
102 {"line", no_argument, 0, 'l'},
103 {"no-static", no_argument, 0, 'a'},
104 {"ignore-non-functions", no_argument, 0, 'D'},
108 {"annotated-source", optional_argument, 0, 'A'},
109 {"no-annotated-source", optional_argument, 0, 'J'},
110 {"flat-profile", optional_argument, 0, 'p'},
111 {"no-flat-profile", optional_argument, 0, 'P'},
112 {"graph", optional_argument, 0, 'q'},
113 {"no-graph", optional_argument, 0, 'Q'},
114 {"exec-counts", optional_argument, 0, 'C'},
115 {"no-exec-counts", optional_argument, 0, 'Z'},
116 {"function-ordering", no_argument, 0, 'r'},
117 {"file-ordering", required_argument, 0, 'R'},
118 {"file-info", no_argument, 0, 'i'},
119 {"sum", no_argument, 0, 's'},
121 /* various options to affect output: */
123 {"all-lines", no_argument, 0, 'x'},
124 {"demangle", optional_argument, 0, OPTION_DEMANGLE},
125 {"no-demangle", no_argument, 0, OPTION_NO_DEMANGLE},
126 {"directory-path", required_argument, 0, 'I'},
127 {"display-unused-functions", no_argument, 0, 'z'},
128 {"min-count", required_argument, 0, 'm'},
129 {"print-path", no_argument, 0, 'L'},
130 {"separate-files", no_argument, 0, 'y'},
131 {"static-call-graph", no_argument, 0, 'c'},
132 {"table-length", required_argument, 0, 't'},
133 {"time", required_argument, 0, 'n'},
134 {"no-time", required_argument, 0, 'N'},
135 {"width", required_argument, 0, 'w'},
137 * These are for backwards-compatibility only. Their functionality
138 * is provided by the output style options already:
140 {"", required_argument, 0, 'e'},
141 {"", required_argument, 0, 'E'},
142 {"", required_argument, 0, 'f'},
143 {"", required_argument, 0, 'F'},
144 {"", required_argument, 0, 'k'},
148 {"brief", no_argument, 0, 'b'},
149 {"debug", optional_argument, 0, 'd'},
150 {"help", no_argument, 0, 'h'},
151 {"file-format", required_argument, 0, 'O'},
152 {"traditional", no_argument, 0, 'T'},
153 {"version", no_argument, 0, 'v'},
154 {0, no_argument, 0, 0}
159 usage (stream, status)
163 fprintf (stream, _("\
164 Usage: %s [-[abcDhilLsTvwxyz]] [-[ACeEfFJnNOpPqQZ][name]] [-I dirs]\n\
165 [-d[num]] [-k from/to] [-m min-count] [-t table-length]\n\
166 [--[no-]annotated-source[=name]] [--[no-]exec-counts[=name]]\n\
167 [--[no-]flat-profile[=name]] [--[no-]graph[=name]]\n\
168 [--[no-]time=name] [--all-lines] [--brief] [--debug[=level]]\n\
169 [--function-ordering] [--file-ordering]\n\
170 [--directory-path=dirs] [--display-unused-functions]\n\
171 [--file-format=name] [--file-info] [--help] [--line] [--min-count=n]\n\
172 [--no-static] [--print-path] [--separate-files]\n\
173 [--static-call-graph] [--sum] [--table-length=len] [--traditional]\n\
174 [--version] [--width=n] [--ignore-non-functions]\n\
175 [--demangle[=STYLE]] [--no-demangle]\n\
176 [image-file] [profile-file...]\n"),
179 fprintf (stream, _("Report bugs to %s\n"), REPORT_BUGS_TO);
191 int ch, user_specified = 0;
193 #if defined (HAVE_SETLOCALE) && defined (HAVE_LC_MESSAGES)
194 setlocale (LC_MESSAGES, "");
196 #if defined (HAVE_SETLOCALE)
197 setlocale (LC_CTYPE, "");
199 bindtextdomain (PACKAGE, LOCALEDIR);
200 textdomain (PACKAGE);
203 xmalloc_set_program_name (whoami);
205 while ((ch = getopt_long (argc, argv,
206 "aA::bBcCd::De:E:f:F:hiI:J::k:lLm:n::N::O:p::P::q::Q::st:Tvw:xyzZ::",
213 ignore_static_funcs = true;
218 sym_id_add (optarg, INCL_ANNO);
220 output_style |= STYLE_ANNOTATED_SOURCE;
221 user_specified |= STYLE_ANNOTATED_SOURCE;
224 print_descriptions = false;
227 output_style |= STYLE_CALL_GRAPH;
228 user_specified |= STYLE_CALL_GRAPH;
231 ignore_direct_calls = true;
236 sym_id_add (optarg, INCL_EXEC);
238 output_style |= STYLE_EXEC_COUNTS;
239 user_specified |= STYLE_EXEC_COUNTS;
244 debug_level |= atoi (optarg);
245 debug_level |= ANYDEBUG;
251 DBG (ANYDEBUG, printf ("[main] debug-level=0x%x\n", debug_level));
253 printf (_("%s: debugging not supported; -d ignored\n"), whoami);
257 ignore_non_functions = true;
260 sym_id_add (optarg, EXCL_TIME);
262 sym_id_add (optarg, EXCL_GRAPH);
265 sym_id_add (optarg, INCL_TIME);
267 sym_id_add (optarg, INCL_GRAPH);
270 sym_id_add (optarg, EXCL_FLAT);
273 sym_id_add (optarg, INCL_FLAT);
278 output_style |= STYLE_GMON_INFO;
279 user_specified |= STYLE_GMON_INFO;
282 search_list_append (&src_search_list, optarg);
287 sym_id_add (optarg, EXCL_ANNO);
288 output_style |= STYLE_ANNOTATED_SOURCE;
292 output_style &= ~STYLE_ANNOTATED_SOURCE;
294 user_specified |= STYLE_ANNOTATED_SOURCE;
297 sym_id_add (optarg, EXCL_ARCS);
300 line_granularity = true;
306 bb_min_calls = (unsigned long) strtoul (optarg, (char **) NULL, 10);
309 sym_id_add (optarg, INCL_TIME);
312 sym_id_add (optarg, EXCL_TIME);
318 file_format = FF_AUTO;
321 file_format = FF_MAGIC;
324 file_format = FF_BSD;
327 file_format = FF_BSD44;
330 file_format = FF_PROF;
333 fprintf (stderr, _("%s: unknown file format %s\n"),
341 sym_id_add (optarg, INCL_FLAT);
343 output_style |= STYLE_FLAT_PROFILE;
344 user_specified |= STYLE_FLAT_PROFILE;
349 sym_id_add (optarg, EXCL_FLAT);
350 output_style |= STYLE_FLAT_PROFILE;
354 output_style &= ~STYLE_FLAT_PROFILE;
356 user_specified |= STYLE_FLAT_PROFILE;
361 if (strchr (optarg, '/'))
363 sym_id_add (optarg, INCL_ARCS);
367 sym_id_add (optarg, INCL_GRAPH);
370 output_style |= STYLE_CALL_GRAPH;
371 user_specified |= STYLE_CALL_GRAPH;
374 output_style |= STYLE_FUNCTION_ORDER;
375 user_specified |= STYLE_FUNCTION_ORDER;
378 output_style |= STYLE_FILE_ORDER;
379 user_specified |= STYLE_FILE_ORDER;
380 function_mapping_file = optarg;
385 if (strchr (optarg, '/'))
387 sym_id_add (optarg, EXCL_ARCS);
391 sym_id_add (optarg, EXCL_GRAPH);
393 output_style |= STYLE_CALL_GRAPH;
397 output_style &= ~STYLE_CALL_GRAPH;
399 user_specified |= STYLE_CALL_GRAPH;
402 output_style |= STYLE_SUMMARY_FILE;
403 user_specified |= STYLE_SUMMARY_FILE;
406 bb_table_length = atoi (optarg);
407 if (bb_table_length < 0)
413 bsd_style_output = true;
416 /* This output is intended to follow the GNU standards document. */
417 printf (_("GNU gprof %s\n"), VERSION);
418 printf (_("Based on BSD gprof, copyright 1983 Regents of the University of California.\n"));
420 This program is free software. This program has absolutely no warranty.\n"));
423 output_width = atoi (optarg);
424 if (output_width < 1)
430 bb_annotate_all_lines = true;
433 create_annotation_files = true;
436 ignore_zeros = false;
441 sym_id_add (optarg, EXCL_EXEC);
442 output_style |= STYLE_EXEC_COUNTS;
446 output_style &= ~STYLE_EXEC_COUNTS;
448 user_specified |= STYLE_ANNOTATED_SOURCE;
450 case OPTION_DEMANGLE:
454 enum demangling_styles style;
456 style = cplus_demangle_name_to_style (optarg);
457 if (style == unknown_demangling)
460 _("%s: unknown demangling style `%s'\n"),
465 cplus_demangle_set_style (style);
468 case OPTION_NO_DEMANGLE:
476 /* Don't allow both ordering options, they modify the arc data in-place. */
477 if ((user_specified & STYLE_FUNCTION_ORDER)
478 && (user_specified & STYLE_FILE_ORDER))
481 %s: Only one of --function-ordering and --file-ordering may be specified.\n"),
486 /* --sum implies --line, otherwise we'd lose b-b counts in gmon.sum */
487 if (output_style & STYLE_SUMMARY_FILE)
489 line_granularity = 1;
492 /* append value of GPROF_PATH to source search list if set: */
493 str = (char *) getenv ("GPROF_PATH");
496 search_list_append (&src_search_list, str);
501 a_out_name = argv[optind++];
505 gmon_name = argv[optind++];
509 * Turn off default functions:
511 for (sp = &default_excluded_list[0]; *sp; sp++)
513 sym_id_add (*sp, EXCL_TIME);
514 sym_id_add (*sp, EXCL_GRAPH);
516 sym_id_add (*sp, EXCL_FLAT);
521 * For line-by-line profiling, also want to keep those
522 * functions off the flat profile:
524 if (line_granularity)
526 for (sp = &default_excluded_list[0]; *sp; sp++)
528 sym_id_add (*sp, EXCL_FLAT);
533 * Read symbol table from core file:
535 core_init (a_out_name);
538 * If we should ignore direct function calls, we need to load
539 * to core's text-space:
541 if (ignore_direct_calls)
543 core_get_text_space (core_bfd);
547 * Create symbols from core image:
549 if (line_granularity)
551 core_create_line_syms (core_bfd);
555 core_create_function_syms (core_bfd);
559 * Translate sym specs into syms:
563 if (file_format == FF_PROF)
565 #ifdef PROF_SUPPORT_IMPLEMENTED
567 * Get information about mon.out file(s):
571 mon_out_read (gmon_name);
574 gmon_name = argv[optind];
577 while (optind++ < argc);
580 _("%s: sorry, file format `prof' is not yet supported\n"),
588 * Get information about gmon.out file(s):
592 gmon_out_read (gmon_name);
595 gmon_name = argv[optind];
598 while (optind++ < argc);
602 * If user did not specify output style, try to guess something
605 if (output_style == 0)
607 if (gmon_input & (INPUT_HISTOGRAM | INPUT_CALL_GRAPH))
609 output_style = STYLE_FLAT_PROFILE | STYLE_CALL_GRAPH;
613 output_style = STYLE_EXEC_COUNTS;
615 output_style &= ~user_specified;
619 * Dump a gmon.sum file if requested (before any other processing!):
621 if (output_style & STYLE_SUMMARY_FILE)
623 gmon_out_write (GMONSUM);
626 if (gmon_input & INPUT_HISTOGRAM)
628 hist_assign_samples ();
631 if (gmon_input & INPUT_CALL_GRAPH)
636 /* do some simple sanity checks: */
638 if ((output_style & STYLE_FLAT_PROFILE)
639 && !(gmon_input & INPUT_HISTOGRAM))
641 fprintf (stderr, _("%s: gmon.out file is missing histogram\n"), whoami);
645 if ((output_style & STYLE_CALL_GRAPH) && !(gmon_input & INPUT_CALL_GRAPH))
648 _("%s: gmon.out file is missing call-graph data\n"), whoami);
652 /* output whatever user whishes to see: */
654 if (cg && (output_style & STYLE_CALL_GRAPH) && bsd_style_output)
656 cg_print (cg); /* print the dynamic profile */
659 if (output_style & STYLE_FLAT_PROFILE)
661 hist_print (); /* print the flat profile */
664 if (cg && (output_style & STYLE_CALL_GRAPH))
666 if (!bsd_style_output)
668 cg_print (cg); /* print the dynamic profile */
673 if (output_style & STYLE_EXEC_COUNTS)
675 print_exec_counts ();
678 if (output_style & STYLE_ANNOTATED_SOURCE)
680 print_annotated_source ();
682 if (output_style & STYLE_FUNCTION_ORDER)
684 cg_print_function_ordering ();
686 if (output_style & STYLE_FILE_ORDER)
688 cg_print_file_ordering ();