2 * Copyright (c) 1983 Regents of the University of California.
5 * Redistribution and use in source and binary forms are permitted
6 * provided that: (1) source distributions retain this entire copyright
7 * notice and comment, and (2) distributions including binaries display
8 * the following acknowledgement: ``This product includes software
9 * developed by the University of California, Berkeley and its contributors''
10 * in the documentation or other materials provided with the distribution
11 * and in all advertising materials mentioning features or use of this
12 * software. Neither the name of the University nor the names of its
13 * contributors may be used to endorse or promote products derived
14 * from this software without specific prior written permission.
15 * THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR
16 * IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED
17 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
20 #include "libiberty.h"
22 #include "basic_blocks.h"
23 #include "call_graph.h"
34 const char *function_mapping_file;
35 const char *a_out_name = A_OUTNAME;
39 * Default options values:
43 int output_width = 80;
44 bool bsd_style_output = FALSE;
45 bool discard_underscores = TRUE;
46 bool ignore_direct_calls = FALSE;
47 bool ignore_static_funcs = FALSE;
48 bool ignore_zeros = TRUE;
49 bool line_granularity = FALSE;
50 bool print_descriptions = TRUE;
51 bool print_path = FALSE;
52 bool ignore_non_functions = FALSE;
53 File_Format file_format = FF_AUTO;
55 bool first_output = TRUE;
58 "@(#) Copyright (c) 1983 Regents of the University of California.\n\
59 All rights reserved.\n";
61 static char *gmon_name = GMONNAME; /* profile filename */
66 * Functions that get excluded by default:
68 static char *default_excluded_list[] =
70 "_gprof_mcount", "mcount", "_mcount", "__mcount", "__mcount_internal",
72 "<locore>", "<hicore>",
76 static struct option long_options[] =
78 {"line", no_argument, 0, 'l'},
79 {"no-static", no_argument, 0, 'a'},
80 {"ignore-non-functions", no_argument, 0, 'D'},
84 {"annotated-source", optional_argument, 0, 'A'},
85 {"no-annotated-source", optional_argument, 0, 'J'},
86 {"flat-profile", optional_argument, 0, 'p'},
87 {"no-flat-profile", optional_argument, 0, 'P'},
88 {"graph", optional_argument, 0, 'q'},
89 {"no-graph", optional_argument, 0, 'Q'},
90 {"exec-counts", optional_argument, 0, 'C'},
91 {"no-exec-counts", optional_argument, 0, 'Z'},
92 {"function-ordering", no_argument, 0, 'r'},
93 {"file-ordering", required_argument, 0, 'R'},
94 {"file-info", no_argument, 0, 'i'},
95 {"sum", no_argument, 0, 's'},
97 /* various options to affect output: */
99 {"all-lines", no_argument, 0, 'x'},
100 {"directory-path", required_argument, 0, 'I'},
101 {"display-unused-functions", no_argument, 0, 'z'},
102 {"min-count", required_argument, 0, 'm'},
103 {"print-path", no_argument, 0, 'L'},
104 {"separate-files", no_argument, 0, 'y'},
105 {"static-call-graph", no_argument, 0, 'c'},
106 {"table-length", required_argument, 0, 't'},
107 {"time", required_argument, 0, 'n'},
108 {"no-time", required_argument, 0, 'N'},
109 {"width", required_argument, 0, 'w'},
111 * These are for backwards-compatibility only. Their functionality
112 * is provided by the output style options already:
114 {"", required_argument, 0, 'e'},
115 {"", required_argument, 0, 'E'},
116 {"", required_argument, 0, 'f'},
117 {"", required_argument, 0, 'F'},
118 {"", required_argument, 0, 'k'},
122 {"brief", no_argument, 0, 'b'},
123 {"debug", optional_argument, 0, 'd'},
124 {"help", no_argument, 0, 'h'},
125 {"file-format", required_argument, 0, 'O'},
126 {"traditional", no_argument, 0, 'T'},
127 {"version", no_argument, 0, 'v'},
128 {0, no_argument, 0, 0}
133 DEFUN (usage, (stream, status), FILE * stream AND int status)
136 Usage: %s [-[abcDhilLsTvwxyz]] [-[ACeEfFJnNOpPqQZ][name]] [-I dirs]\n\
137 [-d[num]] [-k from/to] [-m min-count] [-t table-length]\n\
138 [--[no-]annotated-source[=name]] [--[no-]exec-counts[=name]]\n\
139 [--[no-]flat-profile[=name]] [--[no-]graph[=name]]\n\
140 [--[no-]time=name] [--all-lines] [--brief] [--debug[=level]]\n\
141 [--function-ordering] [--file-ordering]\n\
142 [--directory-path=dirs] [--display-unused-functions]\n\
143 [--file-format=name] [--file-info] [--help] [--line] [--min-count=n]\n\
144 [--no-static] [--print-path] [--separate-files]\n\
145 [--static-call-graph] [--sum] [--table-length=len] [--traditional]\n\
146 [--version] [--width=n] [--ignore-non-functions]\n\
147 [image-file] [profile-file...]\n",
150 fprintf (stream, "Report bugs to bug-gnu-utils@gnu.org\n");
156 DEFUN (main, (argc, argv), int argc AND char **argv)
160 int ch, user_specified = 0;
163 xmalloc_set_program_name (whoami);
165 while ((ch = getopt_long (argc, argv,
166 "aA::bBcCdD::e:E:f:F:hiI:J::k:lLm:n::N::O:p::P::q::Q::st:Tvw:xyzZ::",
173 ignore_static_funcs = TRUE;
178 sym_id_add (optarg, INCL_ANNO);
180 output_style |= STYLE_ANNOTATED_SOURCE;
181 user_specified |= STYLE_ANNOTATED_SOURCE;
184 print_descriptions = FALSE;
187 output_style |= STYLE_CALL_GRAPH;
188 user_specified |= STYLE_CALL_GRAPH;
191 ignore_direct_calls = TRUE;
196 sym_id_add (optarg, INCL_EXEC);
198 output_style |= STYLE_EXEC_COUNTS;
199 user_specified |= STYLE_EXEC_COUNTS;
204 debug_level |= atoi (optarg);
205 debug_level |= ANYDEBUG;
211 DBG (ANYDEBUG, printf ("[main] debug-level=0x%x\n", debug_level));
213 printf ("%s: debugging not supported; -d ignored\n", whoami);
217 ignore_non_functions = TRUE;
220 sym_id_add (optarg, EXCL_TIME);
222 sym_id_add (optarg, EXCL_GRAPH);
225 sym_id_add (optarg, INCL_TIME);
227 sym_id_add (optarg, INCL_GRAPH);
230 sym_id_add (optarg, EXCL_FLAT);
233 sym_id_add (optarg, INCL_FLAT);
238 output_style |= STYLE_GMON_INFO;
239 user_specified |= STYLE_GMON_INFO;
242 search_list_append (&src_search_list, optarg);
247 sym_id_add (optarg, EXCL_ANNO);
248 output_style |= STYLE_ANNOTATED_SOURCE;
252 output_style &= ~STYLE_ANNOTATED_SOURCE;
254 user_specified |= STYLE_ANNOTATED_SOURCE;
257 sym_id_add (optarg, EXCL_ARCS);
260 line_granularity = TRUE;
266 bb_min_calls = atoi (optarg);
269 sym_id_add (optarg, INCL_TIME);
272 sym_id_add (optarg, EXCL_TIME);
278 file_format = FF_AUTO;
281 file_format = FF_MAGIC;
284 file_format = FF_BSD;
287 file_format = FF_PROF;
290 fprintf (stderr, "%s: unknown file format %s\n",
298 sym_id_add (optarg, INCL_FLAT);
300 output_style |= STYLE_FLAT_PROFILE;
301 user_specified |= STYLE_FLAT_PROFILE;
306 sym_id_add (optarg, EXCL_FLAT);
307 output_style |= STYLE_FLAT_PROFILE;
311 output_style &= ~STYLE_FLAT_PROFILE;
313 user_specified |= STYLE_FLAT_PROFILE;
318 if (strchr (optarg, '/'))
320 sym_id_add (optarg, INCL_ARCS);
324 sym_id_add (optarg, INCL_GRAPH);
327 output_style |= STYLE_CALL_GRAPH;
328 user_specified |= STYLE_CALL_GRAPH;
331 output_style |= STYLE_FUNCTION_ORDER;
332 user_specified |= STYLE_FUNCTION_ORDER;
335 output_style |= STYLE_FILE_ORDER;
336 user_specified |= STYLE_FILE_ORDER;
337 function_mapping_file = optarg;
342 if (strchr (optarg, '/'))
344 sym_id_add (optarg, EXCL_ARCS);
348 sym_id_add (optarg, EXCL_GRAPH);
350 output_style |= STYLE_CALL_GRAPH;
354 output_style &= ~STYLE_CALL_GRAPH;
356 user_specified |= STYLE_CALL_GRAPH;
359 output_style |= STYLE_SUMMARY_FILE;
360 user_specified |= STYLE_SUMMARY_FILE;
363 bb_table_length = atoi (optarg);
364 if (bb_table_length < 0)
370 bsd_style_output = TRUE;
373 /* This output is intended to follow the GNU standards document. */
374 printf ("GNU gprof %s\n", VERSION);
375 printf ("Based on BSD gprof, copyright 1983 Regents of the University of California.\n");
377 This program is free software. This program has absolutely no warranty.\n");
380 output_width = atoi (optarg);
381 if (output_width < 1)
387 bb_annotate_all_lines = TRUE;
390 create_annotation_files = TRUE;
393 ignore_zeros = FALSE;
398 sym_id_add (optarg, EXCL_EXEC);
399 output_style |= STYLE_EXEC_COUNTS;
403 output_style &= ~STYLE_EXEC_COUNTS;
405 user_specified |= STYLE_ANNOTATED_SOURCE;
412 /* Don't allow both ordering options, they modify the arc data in-place. */
413 if ((user_specified & STYLE_FUNCTION_ORDER)
414 && (user_specified & STYLE_FILE_ORDER))
417 %s: Only one of --function-ordering and --file-ordering may be specified.\n",
422 /* --sum implies --line, otherwise we'd lose b-b counts in gmon.sum */
423 if (output_style & STYLE_SUMMARY_FILE)
425 line_granularity = 1;
428 /* append value of GPROF_PATH to source search list if set: */
429 str = (char *) getenv ("GPROF_PATH");
432 search_list_append (&src_search_list, str);
437 a_out_name = argv[optind++];
441 gmon_name = argv[optind++];
445 * Turn off default functions:
447 for (sp = &default_excluded_list[0]; *sp; sp++)
449 sym_id_add (*sp, EXCL_TIME);
450 sym_id_add (*sp, EXCL_GRAPH);
452 sym_id_add (*sp, EXCL_FLAT);
457 * For line-by-line profiling, also want to keep those
458 * functions off the flat profile:
460 if (line_granularity)
462 for (sp = &default_excluded_list[0]; *sp; sp++)
464 sym_id_add (*sp, EXCL_FLAT);
469 * Read symbol table from core file:
471 core_init (a_out_name);
474 * If we should ignore direct function calls, we need to load
475 * to core's text-space:
477 if (ignore_direct_calls)
479 core_get_text_space (core_bfd);
483 * Create symbols from core image:
485 if (line_granularity)
487 core_create_line_syms (core_bfd);
491 core_create_function_syms (core_bfd);
495 * Translate sym specs into syms:
499 if (file_format == FF_PROF)
501 #ifdef PROF_SUPPORT_IMPLEMENTED
503 * Get information about mon.out file(s):
507 mon_out_read (gmon_name);
510 gmon_name = argv[optind];
513 while (optind++ < argc);
516 "%s: sorry, file format `prof' is not yet supported\n",
524 * Get information about gmon.out file(s):
528 gmon_out_read (gmon_name);
531 gmon_name = argv[optind];
534 while (optind++ < argc);
538 * If user did not specify output style, try to guess something
541 if (output_style == 0)
543 if (gmon_input & (INPUT_HISTOGRAM | INPUT_CALL_GRAPH))
545 output_style = STYLE_FLAT_PROFILE | STYLE_CALL_GRAPH;
549 output_style = STYLE_EXEC_COUNTS;
551 output_style &= ~user_specified;
555 * Dump a gmon.sum file if requested (before any other processing!):
557 if (output_style & STYLE_SUMMARY_FILE)
559 gmon_out_write (GMONSUM);
562 if (gmon_input & INPUT_HISTOGRAM)
564 hist_assign_samples ();
567 if (gmon_input & INPUT_CALL_GRAPH)
572 /* do some simple sanity checks: */
574 if ((output_style & STYLE_FLAT_PROFILE)
575 && !(gmon_input & INPUT_HISTOGRAM))
577 fprintf (stderr, "%s: gmon.out file is missing histogram\n", whoami);
581 if ((output_style & STYLE_CALL_GRAPH) && !(gmon_input & INPUT_CALL_GRAPH))
584 "%s: gmon.out file is missing call-graph data\n", whoami);
588 /* output whatever user whishes to see: */
590 if (cg && (output_style & STYLE_CALL_GRAPH) && bsd_style_output)
592 cg_print (cg); /* print the dynamic profile */
595 if (output_style & STYLE_FLAT_PROFILE)
597 hist_print (); /* print the flat profile */
600 if (cg && (output_style & STYLE_CALL_GRAPH))
602 if (!bsd_style_output)
604 cg_print (cg); /* print the dynamic profile */
609 if (output_style & STYLE_EXEC_COUNTS)
611 print_exec_counts ();
614 if (output_style & STYLE_ANNOTATED_SOURCE)
616 print_annotated_source ();
618 if (output_style & STYLE_FUNCTION_ORDER)
620 cg_print_function_ordering ();
622 if (output_style & STYLE_FILE_ORDER)
624 cg_print_file_ordering ();