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"
36 const char *a_out_name = A_OUTNAME;
40 * Default options values:
44 int output_width = 80;
45 bool bsd_style_output = FALSE;
46 bool discard_underscores = TRUE;
47 bool ignore_direct_calls = FALSE;
48 bool ignore_static_funcs = FALSE;
49 bool ignore_zeros = TRUE;
50 bool line_granularity = FALSE;
51 bool print_descriptions = TRUE;
52 bool print_path = 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[] = {
69 "_gprof_mcount", "mcount", "_mcount", "__mcleanup",
70 "<locore>", "<hicore>",
74 static struct option long_options[] =
76 {"line", no_argument, 0, 'l'},
77 {"no-static", no_argument, 0, 'a'},
81 {"annotated-source", optional_argument, 0, 'A'},
82 {"no-annotated-source", optional_argument, 0, 'J'},
83 {"flat-profile", optional_argument, 0, 'p'},
84 {"no-flat-profile", optional_argument, 0, 'P'},
85 {"graph", optional_argument, 0, 'q'},
86 {"no-graph", optional_argument, 0, 'Q'},
87 {"exec-counts", optional_argument, 0, 'C'},
88 {"no-exec-counts", optional_argument, 0, 'Z'},
89 {"file-info", no_argument, 0, 'i'},
90 {"sum", no_argument, 0, 's'},
92 /* various options to affect output: */
94 {"all-lines", no_argument, 0, 'x'},
95 {"directory-path", required_argument, 0, 'I'},
96 {"display-unused-functions", no_argument, 0, 'z'},
97 {"min-count", required_argument, 0, 'm'},
98 {"print-path", no_argument, 0, 'L'},
99 {"separate-files", no_argument, 0, 'y'},
100 {"static-call-graph", no_argument, 0, 'c'},
101 {"table-length", required_argument, 0, 't'},
102 {"time", required_argument, 0, 'n'},
103 {"no-time", required_argument, 0, 'N'},
104 {"width", required_argument, 0, 'w'},
106 * These are for backwards-compatibility only. Their functionality
107 * is provided by the output style options already:
109 {"", required_argument, 0, 'e'},
110 {"", required_argument, 0, 'E'},
111 {"", required_argument, 0, 'f'},
112 {"", required_argument, 0, 'F'},
113 {"", required_argument, 0, 'k'},
117 {"brief", no_argument, 0, 'b'},
118 {"debug", optional_argument, 0, 'd'},
119 {"help", no_argument, 0, 'h'},
120 {"file-format", required_argument, 0, 'O'},
121 {"traditional", no_argument, 0, 'T'},
122 {"version", no_argument, 0, 'v'},
123 {0, no_argument, 0, 0}
128 DEFUN(usage, (stream, status), FILE *stream AND int status)
131 Usage: %s [-[abchilLsTvwxyz]] [-[ACeEfFJnNOpPqQZ][name]] [-I dirs]\n\
132 [-d[num]] [-k from/to] [-m min-count] [-t table-length]\n\
133 [--[no-]annotated-source[=name]] [--[no-]exec-counts[=name]]\n\
134 [--[no-]flat-profile[=name]] [--[no-]graph[=name]]\n\
135 [--[no-]time=name] [--all-lines] [--brief] [--debug[=level]]\n\
136 [--directory-path=dirs] [--display-unused-functions]\n\
137 [--file-format=name] [--file-info] [--help] [--line] [--min-count=n]\n\
138 [--no-static] [--print-path] [--separate-files]\n\
139 [--static-call-graph] [--sum] [--table-length=len] [--traditional]\n\
140 [--version] [--width=n]\n\
141 [image-file] [profile-file...]\n",
148 DEFUN(main, (argc, argv), int argc AND char **argv)
152 int ch, user_specified = 0;
155 xmalloc_set_program_name(whoami);
157 while ((ch = getopt_long(argc, argv,
158 "aA::bBcCd::e:E:f:F:hiI:J::k:lLm:n::N::O:p::P::q::Q::st:Tvw:xyzZ::",
163 case 'a': ignore_static_funcs = TRUE; break;
166 sym_id_add(optarg, INCL_ANNO);
168 output_style |= STYLE_ANNOTATED_SOURCE;
169 user_specified |= STYLE_ANNOTATED_SOURCE;
171 case 'b': print_descriptions = FALSE; break;
173 output_style |= STYLE_CALL_GRAPH;
174 user_specified |= STYLE_CALL_GRAPH;
176 case 'c': ignore_direct_calls = TRUE; break;
179 sym_id_add(optarg, INCL_EXEC);
181 output_style |= STYLE_EXEC_COUNTS;
182 user_specified |= STYLE_EXEC_COUNTS;
186 debug_level |= atoi(optarg);
187 debug_level |= ANYDEBUG;
191 DBG(ANYDEBUG, printf("[main] debug-level=0x%x\n", debug_level));
193 printf("%s: debugging not supported; -d ignored\n", whoami);
196 case 'E': sym_id_add(optarg, EXCL_TIME);
197 case 'e': sym_id_add(optarg, EXCL_GRAPH); break;
198 case 'F': sym_id_add(optarg, INCL_TIME);
199 case 'f': sym_id_add(optarg, INCL_GRAPH); break;
200 case 'g': sym_id_add(optarg, EXCL_FLAT); break;
201 case 'G': sym_id_add(optarg, INCL_FLAT); break;
202 case 'h': usage(stdout, 0);
204 output_style |= STYLE_GMON_INFO;
205 user_specified |= STYLE_GMON_INFO;
207 case 'I': search_list_append(&src_search_list, optarg); break;
210 sym_id_add(optarg, EXCL_ANNO);
211 output_style |= STYLE_ANNOTATED_SOURCE;
213 output_style &= ~STYLE_ANNOTATED_SOURCE;
215 user_specified |= STYLE_ANNOTATED_SOURCE;
217 case 'k': sym_id_add(optarg, EXCL_ARCS); break;
218 case 'l': line_granularity = TRUE; break;
219 case 'L': print_path = TRUE; break;
220 case 'm': bb_min_calls = atoi(optarg); break;
221 case 'n': sym_id_add(optarg, INCL_TIME); break;
222 case 'N': sym_id_add(optarg, EXCL_TIME); break;
225 case 'a': file_format = FF_AUTO; break;
226 case 'm': file_format = FF_MAGIC; break;
227 case 'b': file_format = FF_BSD; break;
228 case 'p': file_format = FF_PROF; break;
230 fprintf(stderr, "%s: unknown file format %s\n",
237 sym_id_add(optarg, INCL_FLAT);
239 output_style |= STYLE_FLAT_PROFILE;
240 user_specified |= STYLE_FLAT_PROFILE;
244 sym_id_add(optarg, EXCL_FLAT);
245 output_style |= STYLE_FLAT_PROFILE;
247 output_style &= ~STYLE_FLAT_PROFILE;
249 user_specified |= STYLE_FLAT_PROFILE;
253 if (strchr(optarg, '/')) {
254 sym_id_add(optarg, INCL_ARCS);
256 sym_id_add(optarg, INCL_GRAPH);
259 output_style |= STYLE_CALL_GRAPH;
260 user_specified |= STYLE_CALL_GRAPH;
264 if (strchr(optarg, '/')) {
265 sym_id_add(optarg, EXCL_ARCS);
267 sym_id_add(optarg, EXCL_GRAPH);
269 output_style |= STYLE_CALL_GRAPH;
271 output_style &= ~STYLE_CALL_GRAPH;
273 user_specified |= STYLE_CALL_GRAPH;
276 output_style |= STYLE_SUMMARY_FILE;
277 user_specified |= STYLE_SUMMARY_FILE;
280 bb_table_length = atoi(optarg);
281 if (bb_table_length < 0) {
285 case 'T': bsd_style_output = TRUE; break;
286 case 'v': printf ("%s version %s\n", whoami, VERSION); done(0);
288 output_width = atoi(optarg);
289 if (output_width < 1) {
293 case 'x': bb_annotate_all_lines = TRUE; break;
294 case 'y': create_annotation_files = TRUE; break;
295 case 'z': ignore_zeros = FALSE; break;
298 sym_id_add(optarg, EXCL_EXEC);
299 output_style |= STYLE_EXEC_COUNTS;
301 output_style &= ~STYLE_EXEC_COUNTS;
303 user_specified |= STYLE_ANNOTATED_SOURCE;
305 default: usage(stderr, 1);
309 /* append value of GPROF_PATH to source search list if set: */
310 str = getenv("GPROF_PATH");
312 search_list_append(&src_search_list, str);
316 a_out_name = argv[optind++];
319 gmon_name = argv[optind++];
323 * Turn off default functions:
325 for (sp = &default_excluded_list[0]; *sp; sp++) {
326 sym_id_add(*sp, EXCL_TIME);
327 sym_id_add(*sp, EXCL_GRAPH);
329 sym_id_add(*sp, EXCL_FLAT);
334 * For line-by-line profiling, also want to keep those
335 * functions off the flat profile:
337 if (line_granularity) {
338 for (sp = &default_excluded_list[0]; *sp; sp++) {
339 sym_id_add(*sp, EXCL_FLAT);
344 * Read symbol table from core file:
346 core_init(a_out_name);
349 * If we should ignore direct function calls, we need to load
350 * to core's text-space:
352 if (ignore_direct_calls) {
353 core_get_text_space(core_bfd);
357 * Create symbols from core image:
359 if (line_granularity) {
360 core_create_line_syms(core_bfd);
362 core_create_function_syms(core_bfd);
366 * Translate sym specs into syms:
370 if (file_format == FF_PROF) {
371 #ifdef PROF_SUPPORT_IMPLEMENTED
373 * Get information about mon.out file(s):
376 mon_out_read(gmon_name);
378 gmon_name = argv[optind];
380 } while (optind++ < argc);
383 "%s: sorry, file format `prof' is not yet supported\n",
389 * Get information about gmon.out file(s):
392 gmon_out_read(gmon_name);
394 gmon_name = argv[optind];
396 } while (optind++ < argc);
400 * If user did not specify output style, try to guess something
403 if (output_style == 0) {
404 if (gmon_input & (INPUT_HISTOGRAM | INPUT_CALL_GRAPH)) {
405 output_style = STYLE_FLAT_PROFILE | STYLE_CALL_GRAPH;
407 output_style = STYLE_EXEC_COUNTS;
409 output_style &= ~user_specified;
413 * Dump a gmon.sum file if requested (before any other processing!):
415 if (output_style & STYLE_SUMMARY_FILE) {
416 gmon_out_write(GMONSUM);
419 if (gmon_input & INPUT_HISTOGRAM) {
420 hist_assign_samples();
423 if (gmon_input & INPUT_CALL_GRAPH) {
427 /* do some simple sanity checks: */
429 if ((output_style & STYLE_FLAT_PROFILE)
430 && !(gmon_input & INPUT_HISTOGRAM))
432 fprintf(stderr, "%s: gmon.out file is missing histogram\n", whoami);
436 if ((output_style & STYLE_CALL_GRAPH) && !(gmon_input & INPUT_CALL_GRAPH))
439 "%s: gmon.out file is missing call-graph data\n", whoami);
443 /* output whatever user whishes to see: */
445 if (cg && (output_style & STYLE_CALL_GRAPH) && bsd_style_output) {
446 cg_print(cg); /* print the dynamic profile */
449 if (output_style & STYLE_FLAT_PROFILE) {
450 hist_print(); /* print the flat profile */
453 if (cg && (output_style & STYLE_CALL_GRAPH)) {
454 if (!bsd_style_output) {
455 cg_print(cg); /* print the dynamic profile */
460 if (output_style & STYLE_EXEC_COUNTS) {
464 if (output_style & STYLE_ANNOTATED_SOURCE) {
465 print_annotated_source();