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", "__mcleanup",
71 "<locore>", "<hicore>",
75 static struct option long_options[] =
77 {"line", no_argument, 0, 'l'},
78 {"no-static", no_argument, 0, 'a'},
79 {"ignore-non-functions", no_argument, 0, 'D'},
83 {"annotated-source", optional_argument, 0, 'A'},
84 {"no-annotated-source", optional_argument, 0, 'J'},
85 {"flat-profile", optional_argument, 0, 'p'},
86 {"no-flat-profile", optional_argument, 0, 'P'},
87 {"graph", optional_argument, 0, 'q'},
88 {"no-graph", optional_argument, 0, 'Q'},
89 {"exec-counts", optional_argument, 0, 'C'},
90 {"no-exec-counts", optional_argument, 0, 'Z'},
91 {"function-ordering", no_argument, 0, 'r'},
92 {"file-ordering", required_argument, 0, 'R'},
93 {"file-info", no_argument, 0, 'i'},
94 {"sum", no_argument, 0, 's'},
96 /* various options to affect output: */
98 {"all-lines", no_argument, 0, 'x'},
99 {"directory-path", required_argument, 0, 'I'},
100 {"display-unused-functions", no_argument, 0, 'z'},
101 {"min-count", required_argument, 0, 'm'},
102 {"print-path", no_argument, 0, 'L'},
103 {"separate-files", no_argument, 0, 'y'},
104 {"static-call-graph", no_argument, 0, 'c'},
105 {"table-length", required_argument, 0, 't'},
106 {"time", required_argument, 0, 'n'},
107 {"no-time", required_argument, 0, 'N'},
108 {"width", required_argument, 0, 'w'},
110 * These are for backwards-compatibility only. Their functionality
111 * is provided by the output style options already:
113 {"", required_argument, 0, 'e'},
114 {"", required_argument, 0, 'E'},
115 {"", required_argument, 0, 'f'},
116 {"", required_argument, 0, 'F'},
117 {"", required_argument, 0, 'k'},
121 {"brief", no_argument, 0, 'b'},
122 {"debug", optional_argument, 0, 'd'},
123 {"help", no_argument, 0, 'h'},
124 {"file-format", required_argument, 0, 'O'},
125 {"traditional", no_argument, 0, 'T'},
126 {"version", no_argument, 0, 'v'},
127 {0, no_argument, 0, 0}
132 DEFUN (usage, (stream, status), FILE * stream AND int status)
135 Usage: %s [-[abcDhilLsTvwxyz]] [-[ACeEfFJnNOpPqQZ][name]] [-I dirs]\n\
136 [-d[num]] [-k from/to] [-m min-count] [-t table-length]\n\
137 [--[no-]annotated-source[=name]] [--[no-]exec-counts[=name]]\n\
138 [--[no-]flat-profile[=name]] [--[no-]graph[=name]]\n\
139 [--[no-]time=name] [--all-lines] [--brief] [--debug[=level]]\n\
140 [--function-ordering] [--file-ordering]\n\
141 [--directory-path=dirs] [--display-unused-functions]\n\
142 [--file-format=name] [--file-info] [--help] [--line] [--min-count=n]\n\
143 [--no-static] [--print-path] [--separate-files]\n\
144 [--static-call-graph] [--sum] [--table-length=len] [--traditional]\n\
145 [--version] [--width=n] [--ignore-non-functions]\n\
146 [image-file] [profile-file...]\n",
149 fprintf (stream, "Report bugs to bug-gnu-utils@prep.ai.mit.edu\n");
155 DEFUN (main, (argc, argv), int argc AND char **argv)
159 int ch, user_specified = 0;
162 xmalloc_set_program_name (whoami);
164 while ((ch = getopt_long (argc, argv,
165 "aA::bBcCdD::e:E:f:F:hiI:J::k:lLm:n::N::O:p::P::q::Q::st:Tvw:xyzZ::",
172 ignore_static_funcs = TRUE;
177 sym_id_add (optarg, INCL_ANNO);
179 output_style |= STYLE_ANNOTATED_SOURCE;
180 user_specified |= STYLE_ANNOTATED_SOURCE;
183 print_descriptions = FALSE;
186 output_style |= STYLE_CALL_GRAPH;
187 user_specified |= STYLE_CALL_GRAPH;
190 ignore_direct_calls = TRUE;
195 sym_id_add (optarg, INCL_EXEC);
197 output_style |= STYLE_EXEC_COUNTS;
198 user_specified |= STYLE_EXEC_COUNTS;
203 debug_level |= atoi (optarg);
204 debug_level |= ANYDEBUG;
210 DBG (ANYDEBUG, printf ("[main] debug-level=0x%x\n", debug_level));
212 printf ("%s: debugging not supported; -d ignored\n", whoami);
216 ignore_non_functions = TRUE;
219 sym_id_add (optarg, EXCL_TIME);
221 sym_id_add (optarg, EXCL_GRAPH);
224 sym_id_add (optarg, INCL_TIME);
226 sym_id_add (optarg, INCL_GRAPH);
229 sym_id_add (optarg, EXCL_FLAT);
232 sym_id_add (optarg, INCL_FLAT);
237 output_style |= STYLE_GMON_INFO;
238 user_specified |= STYLE_GMON_INFO;
241 search_list_append (&src_search_list, optarg);
246 sym_id_add (optarg, EXCL_ANNO);
247 output_style |= STYLE_ANNOTATED_SOURCE;
251 output_style &= ~STYLE_ANNOTATED_SOURCE;
253 user_specified |= STYLE_ANNOTATED_SOURCE;
256 sym_id_add (optarg, EXCL_ARCS);
259 line_granularity = TRUE;
265 bb_min_calls = atoi (optarg);
268 sym_id_add (optarg, INCL_TIME);
271 sym_id_add (optarg, EXCL_TIME);
277 file_format = FF_AUTO;
280 file_format = FF_MAGIC;
283 file_format = FF_BSD;
286 file_format = FF_PROF;
289 fprintf (stderr, "%s: unknown file format %s\n",
297 sym_id_add (optarg, INCL_FLAT);
299 output_style |= STYLE_FLAT_PROFILE;
300 user_specified |= STYLE_FLAT_PROFILE;
305 sym_id_add (optarg, EXCL_FLAT);
306 output_style |= STYLE_FLAT_PROFILE;
310 output_style &= ~STYLE_FLAT_PROFILE;
312 user_specified |= STYLE_FLAT_PROFILE;
317 if (strchr (optarg, '/'))
319 sym_id_add (optarg, INCL_ARCS);
323 sym_id_add (optarg, INCL_GRAPH);
326 output_style |= STYLE_CALL_GRAPH;
327 user_specified |= STYLE_CALL_GRAPH;
330 output_style |= STYLE_FUNCTION_ORDER;
331 user_specified |= STYLE_FUNCTION_ORDER;
334 output_style |= STYLE_FILE_ORDER;
335 user_specified |= STYLE_FILE_ORDER;
336 function_mapping_file = optarg;
341 if (strchr (optarg, '/'))
343 sym_id_add (optarg, EXCL_ARCS);
347 sym_id_add (optarg, EXCL_GRAPH);
349 output_style |= STYLE_CALL_GRAPH;
353 output_style &= ~STYLE_CALL_GRAPH;
355 user_specified |= STYLE_CALL_GRAPH;
358 output_style |= STYLE_SUMMARY_FILE;
359 user_specified |= STYLE_SUMMARY_FILE;
362 bb_table_length = atoi (optarg);
363 if (bb_table_length < 0)
369 bsd_style_output = TRUE;
372 /* This output is intended to follow the GNU standards document. */
373 printf ("GNU gprof %s\n", VERSION);
374 printf ("Based on BSD gprof, copyright 1983 Regents of the University of California.\n");
376 This program is free software. This program has absolutely no warranty.\n");
379 output_width = atoi (optarg);
380 if (output_width < 1)
386 bb_annotate_all_lines = TRUE;
389 create_annotation_files = TRUE;
392 ignore_zeros = FALSE;
397 sym_id_add (optarg, EXCL_EXEC);
398 output_style |= STYLE_EXEC_COUNTS;
402 output_style &= ~STYLE_EXEC_COUNTS;
404 user_specified |= STYLE_ANNOTATED_SOURCE;
411 /* Don't allow both ordering options, they modify the arc data in-place. */
412 if ((user_specified & STYLE_FUNCTION_ORDER)
413 && (user_specified & STYLE_FILE_ORDER))
416 %s: Only one of --function-ordering and --file-ordering may be specified.\n",
421 /* append value of GPROF_PATH to source search list if set: */
422 str = (char *) getenv ("GPROF_PATH");
425 search_list_append (&src_search_list, str);
430 a_out_name = argv[optind++];
434 gmon_name = argv[optind++];
438 * Turn off default functions:
440 for (sp = &default_excluded_list[0]; *sp; sp++)
442 sym_id_add (*sp, EXCL_TIME);
443 sym_id_add (*sp, EXCL_GRAPH);
445 sym_id_add (*sp, EXCL_FLAT);
450 * For line-by-line profiling, also want to keep those
451 * functions off the flat profile:
453 if (line_granularity)
455 for (sp = &default_excluded_list[0]; *sp; sp++)
457 sym_id_add (*sp, EXCL_FLAT);
462 * Read symbol table from core file:
464 core_init (a_out_name);
467 * If we should ignore direct function calls, we need to load
468 * to core's text-space:
470 if (ignore_direct_calls)
472 core_get_text_space (core_bfd);
476 * Create symbols from core image:
478 if (line_granularity)
480 core_create_line_syms (core_bfd);
484 core_create_function_syms (core_bfd);
488 * Translate sym specs into syms:
492 if (file_format == FF_PROF)
494 #ifdef PROF_SUPPORT_IMPLEMENTED
496 * Get information about mon.out file(s):
500 mon_out_read (gmon_name);
503 gmon_name = argv[optind];
506 while (optind++ < argc);
509 "%s: sorry, file format `prof' is not yet supported\n",
517 * Get information about gmon.out file(s):
521 gmon_out_read (gmon_name);
524 gmon_name = argv[optind];
527 while (optind++ < argc);
531 * If user did not specify output style, try to guess something
534 if (output_style == 0)
536 if (gmon_input & (INPUT_HISTOGRAM | INPUT_CALL_GRAPH))
538 output_style = STYLE_FLAT_PROFILE | STYLE_CALL_GRAPH;
542 output_style = STYLE_EXEC_COUNTS;
544 output_style &= ~user_specified;
548 * Dump a gmon.sum file if requested (before any other processing!):
550 if (output_style & STYLE_SUMMARY_FILE)
552 gmon_out_write (GMONSUM);
555 if (gmon_input & INPUT_HISTOGRAM)
557 hist_assign_samples ();
560 if (gmon_input & INPUT_CALL_GRAPH)
565 /* do some simple sanity checks: */
567 if ((output_style & STYLE_FLAT_PROFILE)
568 && !(gmon_input & INPUT_HISTOGRAM))
570 fprintf (stderr, "%s: gmon.out file is missing histogram\n", whoami);
574 if ((output_style & STYLE_CALL_GRAPH) && !(gmon_input & INPUT_CALL_GRAPH))
577 "%s: gmon.out file is missing call-graph data\n", whoami);
581 /* output whatever user whishes to see: */
583 if (cg && (output_style & STYLE_CALL_GRAPH) && bsd_style_output)
585 cg_print (cg); /* print the dynamic profile */
588 if (output_style & STYLE_FLAT_PROFILE)
590 hist_print (); /* print the flat profile */
593 if (cg && (output_style & STYLE_CALL_GRAPH))
595 if (!bsd_style_output)
597 cg_print (cg); /* print the dynamic profile */
602 if (output_style & STYLE_EXEC_COUNTS)
604 print_exec_counts ();
607 if (output_style & STYLE_ANNOTATED_SOURCE)
609 print_annotated_source ();
611 if (output_style & STYLE_FUNCTION_ORDER)
613 cg_print_function_ordering ();
615 if (output_style & STYLE_FILE_ORDER)
617 cg_print_file_ordering ();