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1 | /* | |
2 | * builtin-report.c | |
3 | * | |
4 | * Builtin report command: Analyze the perf.data input file, | |
5 | * look up and read DSOs and symbol information and display | |
6 | * a histogram of results, along various sorting keys. | |
7 | */ | |
8 | #include "builtin.h" | |
9 | ||
10 | #include "util/util.h" | |
11 | ||
12 | #include "util/annotate.h" | |
13 | #include "util/color.h" | |
14 | #include <linux/list.h> | |
15 | #include "util/cache.h" | |
16 | #include <linux/rbtree.h> | |
17 | #include "util/symbol.h" | |
18 | #include "util/callchain.h" | |
19 | #include "util/strlist.h" | |
20 | #include "util/values.h" | |
21 | ||
22 | #include "perf.h" | |
23 | #include "util/debug.h" | |
24 | #include "util/evlist.h" | |
25 | #include "util/evsel.h" | |
26 | #include "util/header.h" | |
27 | #include "util/session.h" | |
28 | #include "util/tool.h" | |
29 | ||
30 | #include "util/parse-options.h" | |
31 | #include "util/parse-events.h" | |
32 | ||
33 | #include "util/thread.h" | |
34 | #include "util/sort.h" | |
35 | #include "util/hist.h" | |
36 | ||
37 | #include <linux/bitmap.h> | |
38 | ||
39 | struct perf_report { | |
40 | struct perf_tool tool; | |
41 | struct perf_session *session; | |
42 | char const *input_name; | |
43 | bool force, use_tui, use_stdio; | |
44 | bool hide_unresolved; | |
45 | bool dont_use_callchains; | |
46 | bool show_full_info; | |
47 | bool show_threads; | |
48 | bool inverted_callchain; | |
49 | struct perf_read_values show_threads_values; | |
50 | const char *pretty_printing_style; | |
51 | symbol_filter_t annotate_init; | |
52 | const char *cpu_list; | |
53 | DECLARE_BITMAP(cpu_bitmap, MAX_NR_CPUS); | |
54 | }; | |
55 | ||
56 | static int perf_report__add_branch_hist_entry(struct perf_tool *tool, | |
57 | struct addr_location *al, | |
58 | struct perf_sample *sample, | |
59 | struct perf_evsel *evsel, | |
60 | struct machine *machine) | |
61 | { | |
62 | struct perf_report *rep = container_of(tool, struct perf_report, tool); | |
63 | struct symbol *parent = NULL; | |
64 | int err = 0; | |
65 | unsigned i; | |
66 | struct hist_entry *he; | |
67 | struct branch_info *bi; | |
68 | ||
69 | if ((sort__has_parent || symbol_conf.use_callchain) | |
70 | && sample->callchain) { | |
71 | err = machine__resolve_callchain(machine, evsel, al->thread, | |
72 | sample->callchain, &parent); | |
73 | if (err) | |
74 | return err; | |
75 | } | |
76 | ||
77 | bi = machine__resolve_bstack(machine, al->thread, | |
78 | sample->branch_stack); | |
79 | if (!bi) | |
80 | return -ENOMEM; | |
81 | ||
82 | for (i = 0; i < sample->branch_stack->nr; i++) { | |
83 | if (rep->hide_unresolved && !(bi[i].from.sym && bi[i].to.sym)) | |
84 | continue; | |
85 | /* | |
86 | * The report shows the percentage of total branches captured | |
87 | * and not events sampled. Thus we use a pseudo period of 1. | |
88 | */ | |
89 | he = __hists__add_branch_entry(&evsel->hists, al, parent, | |
90 | &bi[i], 1); | |
91 | if (he) { | |
92 | evsel->hists.stats.total_period += 1; | |
93 | hists__inc_nr_events(&evsel->hists, PERF_RECORD_SAMPLE); | |
94 | } else | |
95 | return -ENOMEM; | |
96 | } | |
97 | return err; | |
98 | } | |
99 | ||
100 | static int perf_evsel__add_hist_entry(struct perf_evsel *evsel, | |
101 | struct addr_location *al, | |
102 | struct perf_sample *sample, | |
103 | struct machine *machine) | |
104 | { | |
105 | struct symbol *parent = NULL; | |
106 | int err = 0; | |
107 | struct hist_entry *he; | |
108 | ||
109 | if ((sort__has_parent || symbol_conf.use_callchain) && sample->callchain) { | |
110 | err = machine__resolve_callchain(machine, evsel, al->thread, | |
111 | sample->callchain, &parent); | |
112 | if (err) | |
113 | return err; | |
114 | } | |
115 | ||
116 | he = __hists__add_entry(&evsel->hists, al, parent, sample->period); | |
117 | if (he == NULL) | |
118 | return -ENOMEM; | |
119 | ||
120 | if (symbol_conf.use_callchain) { | |
121 | err = callchain_append(he->callchain, | |
122 | &evsel->hists.callchain_cursor, | |
123 | sample->period); | |
124 | if (err) | |
125 | return err; | |
126 | } | |
127 | /* | |
128 | * Only in the newt browser we are doing integrated annotation, | |
129 | * so we don't allocated the extra space needed because the stdio | |
130 | * code will not use it. | |
131 | */ | |
132 | if (al->sym != NULL && use_browser > 0) { | |
133 | struct annotation *notes = symbol__annotation(he->ms.sym); | |
134 | ||
135 | assert(evsel != NULL); | |
136 | ||
137 | err = -ENOMEM; | |
138 | if (notes->src == NULL && symbol__alloc_hist(he->ms.sym) < 0) | |
139 | goto out; | |
140 | ||
141 | err = hist_entry__inc_addr_samples(he, evsel->idx, al->addr); | |
142 | } | |
143 | ||
144 | evsel->hists.stats.total_period += sample->period; | |
145 | hists__inc_nr_events(&evsel->hists, PERF_RECORD_SAMPLE); | |
146 | out: | |
147 | return err; | |
148 | } | |
149 | ||
150 | ||
151 | static int process_sample_event(struct perf_tool *tool, | |
152 | union perf_event *event, | |
153 | struct perf_sample *sample, | |
154 | struct perf_evsel *evsel, | |
155 | struct machine *machine) | |
156 | { | |
157 | struct perf_report *rep = container_of(tool, struct perf_report, tool); | |
158 | struct addr_location al; | |
159 | ||
160 | if (perf_event__preprocess_sample(event, machine, &al, sample, | |
161 | rep->annotate_init) < 0) { | |
162 | fprintf(stderr, "problem processing %d event, skipping it.\n", | |
163 | event->header.type); | |
164 | return -1; | |
165 | } | |
166 | ||
167 | if (al.filtered || (rep->hide_unresolved && al.sym == NULL)) | |
168 | return 0; | |
169 | ||
170 | if (rep->cpu_list && !test_bit(sample->cpu, rep->cpu_bitmap)) | |
171 | return 0; | |
172 | ||
173 | if (sort__branch_mode) { | |
174 | if (perf_report__add_branch_hist_entry(tool, &al, sample, | |
175 | evsel, machine)) { | |
176 | pr_debug("problem adding lbr entry, skipping event\n"); | |
177 | return -1; | |
178 | } | |
179 | } else { | |
180 | if (al.map != NULL) | |
181 | al.map->dso->hit = 1; | |
182 | ||
183 | if (perf_evsel__add_hist_entry(evsel, &al, sample, machine)) { | |
184 | pr_debug("problem incrementing symbol period, skipping event\n"); | |
185 | return -1; | |
186 | } | |
187 | } | |
188 | return 0; | |
189 | } | |
190 | ||
191 | static int process_read_event(struct perf_tool *tool, | |
192 | union perf_event *event, | |
193 | struct perf_sample *sample __used, | |
194 | struct perf_evsel *evsel, | |
195 | struct machine *machine __used) | |
196 | { | |
197 | struct perf_report *rep = container_of(tool, struct perf_report, tool); | |
198 | ||
199 | if (rep->show_threads) { | |
200 | const char *name = evsel ? event_name(evsel) : "unknown"; | |
201 | perf_read_values_add_value(&rep->show_threads_values, | |
202 | event->read.pid, event->read.tid, | |
203 | event->read.id, | |
204 | name, | |
205 | event->read.value); | |
206 | } | |
207 | ||
208 | dump_printf(": %d %d %s %" PRIu64 "\n", event->read.pid, event->read.tid, | |
209 | evsel ? event_name(evsel) : "FAIL", | |
210 | event->read.value); | |
211 | ||
212 | return 0; | |
213 | } | |
214 | ||
215 | static int perf_report__setup_sample_type(struct perf_report *rep) | |
216 | { | |
217 | struct perf_session *self = rep->session; | |
218 | ||
219 | if (!(self->sample_type & PERF_SAMPLE_CALLCHAIN)) { | |
220 | if (sort__has_parent) { | |
221 | ui__warning("Selected --sort parent, but no " | |
222 | "callchain data. Did you call " | |
223 | "'perf record' without -g?\n"); | |
224 | return -EINVAL; | |
225 | } | |
226 | if (symbol_conf.use_callchain) { | |
227 | ui__warning("Selected -g but no callchain data. Did " | |
228 | "you call 'perf record' without -g?\n"); | |
229 | return -1; | |
230 | } | |
231 | } else if (!rep->dont_use_callchains && | |
232 | callchain_param.mode != CHAIN_NONE && | |
233 | !symbol_conf.use_callchain) { | |
234 | symbol_conf.use_callchain = true; | |
235 | if (callchain_register_param(&callchain_param) < 0) { | |
236 | ui__warning("Can't register callchain " | |
237 | "params.\n"); | |
238 | return -EINVAL; | |
239 | } | |
240 | } | |
241 | ||
242 | if (sort__branch_mode) { | |
243 | if (!(self->sample_type & PERF_SAMPLE_BRANCH_STACK)) { | |
244 | fprintf(stderr, "selected -b but no branch data." | |
245 | " Did you call perf record without" | |
246 | " -b?\n"); | |
247 | return -1; | |
248 | } | |
249 | } | |
250 | ||
251 | return 0; | |
252 | } | |
253 | ||
254 | extern volatile int session_done; | |
255 | ||
256 | static void sig_handler(int sig __used) | |
257 | { | |
258 | session_done = 1; | |
259 | } | |
260 | ||
261 | static size_t hists__fprintf_nr_sample_events(struct hists *self, | |
262 | const char *evname, FILE *fp) | |
263 | { | |
264 | size_t ret; | |
265 | char unit; | |
266 | unsigned long nr_events = self->stats.nr_events[PERF_RECORD_SAMPLE]; | |
267 | ||
268 | nr_events = convert_unit(nr_events, &unit); | |
269 | ret = fprintf(fp, "# Events: %lu%c", nr_events, unit); | |
270 | if (evname != NULL) | |
271 | ret += fprintf(fp, " %s", evname); | |
272 | return ret + fprintf(fp, "\n#\n"); | |
273 | } | |
274 | ||
275 | static int perf_evlist__tty_browse_hists(struct perf_evlist *evlist, | |
276 | struct perf_report *rep, | |
277 | const char *help) | |
278 | { | |
279 | struct perf_evsel *pos; | |
280 | ||
281 | list_for_each_entry(pos, &evlist->entries, node) { | |
282 | struct hists *hists = &pos->hists; | |
283 | const char *evname = event_name(pos); | |
284 | ||
285 | hists__fprintf_nr_sample_events(hists, evname, stdout); | |
286 | hists__fprintf(hists, NULL, false, true, 0, 0, stdout); | |
287 | fprintf(stdout, "\n\n"); | |
288 | } | |
289 | ||
290 | if (sort_order == default_sort_order && | |
291 | parent_pattern == default_parent_pattern) { | |
292 | fprintf(stdout, "#\n# (%s)\n#\n", help); | |
293 | ||
294 | if (rep->show_threads) { | |
295 | bool style = !strcmp(rep->pretty_printing_style, "raw"); | |
296 | perf_read_values_display(stdout, &rep->show_threads_values, | |
297 | style); | |
298 | perf_read_values_destroy(&rep->show_threads_values); | |
299 | } | |
300 | } | |
301 | ||
302 | return 0; | |
303 | } | |
304 | ||
305 | static int __cmd_report(struct perf_report *rep) | |
306 | { | |
307 | int ret = -EINVAL; | |
308 | u64 nr_samples; | |
309 | struct perf_session *session; | |
310 | struct perf_evsel *pos; | |
311 | struct map *kernel_map; | |
312 | struct kmap *kernel_kmap; | |
313 | const char *help = "For a higher level overview, try: perf report --sort comm,dso"; | |
314 | ||
315 | signal(SIGINT, sig_handler); | |
316 | ||
317 | session = perf_session__new(rep->input_name, O_RDONLY, | |
318 | rep->force, false, &rep->tool); | |
319 | if (session == NULL) | |
320 | return -ENOMEM; | |
321 | ||
322 | rep->session = session; | |
323 | ||
324 | if (rep->cpu_list) { | |
325 | ret = perf_session__cpu_bitmap(session, rep->cpu_list, | |
326 | rep->cpu_bitmap); | |
327 | if (ret) | |
328 | goto out_delete; | |
329 | } | |
330 | ||
331 | if (use_browser <= 0) | |
332 | perf_session__fprintf_info(session, stdout, rep->show_full_info); | |
333 | ||
334 | if (rep->show_threads) | |
335 | perf_read_values_init(&rep->show_threads_values); | |
336 | ||
337 | ret = perf_report__setup_sample_type(rep); | |
338 | if (ret) | |
339 | goto out_delete; | |
340 | ||
341 | ret = perf_session__process_events(session, &rep->tool); | |
342 | if (ret) | |
343 | goto out_delete; | |
344 | ||
345 | kernel_map = session->host_machine.vmlinux_maps[MAP__FUNCTION]; | |
346 | kernel_kmap = map__kmap(kernel_map); | |
347 | if (kernel_map == NULL || | |
348 | (kernel_map->dso->hit && | |
349 | (kernel_kmap->ref_reloc_sym == NULL || | |
350 | kernel_kmap->ref_reloc_sym->addr == 0))) { | |
351 | const struct dso *kdso = kernel_map->dso; | |
352 | ||
353 | ui__warning( | |
354 | "Kernel address maps (/proc/{kallsyms,modules}) were restricted.\n\n" | |
355 | "Check /proc/sys/kernel/kptr_restrict before running 'perf record'.\n\n%s\n\n" | |
356 | "Samples in kernel modules can't be resolved as well.\n\n", | |
357 | RB_EMPTY_ROOT(&kdso->symbols[MAP__FUNCTION]) ? | |
358 | "As no suitable kallsyms nor vmlinux was found, kernel samples\n" | |
359 | "can't be resolved." : | |
360 | "If some relocation was applied (e.g. kexec) symbols may be misresolved."); | |
361 | } | |
362 | ||
363 | if (dump_trace) { | |
364 | perf_session__fprintf_nr_events(session, stdout); | |
365 | goto out_delete; | |
366 | } | |
367 | ||
368 | if (verbose > 3) | |
369 | perf_session__fprintf(session, stdout); | |
370 | ||
371 | if (verbose > 2) | |
372 | perf_session__fprintf_dsos(session, stdout); | |
373 | ||
374 | nr_samples = 0; | |
375 | list_for_each_entry(pos, &session->evlist->entries, node) { | |
376 | struct hists *hists = &pos->hists; | |
377 | ||
378 | hists__collapse_resort(hists); | |
379 | hists__output_resort(hists); | |
380 | nr_samples += hists->stats.nr_events[PERF_RECORD_SAMPLE]; | |
381 | } | |
382 | ||
383 | if (nr_samples == 0) { | |
384 | ui__warning("The %s file has no samples!\n", session->filename); | |
385 | goto out_delete; | |
386 | } | |
387 | ||
388 | if (use_browser > 0) { | |
389 | perf_evlist__tui_browse_hists(session->evlist, help, | |
390 | NULL, NULL, 0); | |
391 | } else | |
392 | perf_evlist__tty_browse_hists(session->evlist, rep, help); | |
393 | ||
394 | out_delete: | |
395 | /* | |
396 | * Speed up the exit process, for large files this can | |
397 | * take quite a while. | |
398 | * | |
399 | * XXX Enable this when using valgrind or if we ever | |
400 | * librarize this command. | |
401 | * | |
402 | * Also experiment with obstacks to see how much speed | |
403 | * up we'll get here. | |
404 | * | |
405 | * perf_session__delete(session); | |
406 | */ | |
407 | return ret; | |
408 | } | |
409 | ||
410 | static int | |
411 | parse_callchain_opt(const struct option *opt, const char *arg, int unset) | |
412 | { | |
413 | struct perf_report *rep = (struct perf_report *)opt->value; | |
414 | char *tok, *tok2; | |
415 | char *endptr; | |
416 | ||
417 | /* | |
418 | * --no-call-graph | |
419 | */ | |
420 | if (unset) { | |
421 | rep->dont_use_callchains = true; | |
422 | return 0; | |
423 | } | |
424 | ||
425 | symbol_conf.use_callchain = true; | |
426 | ||
427 | if (!arg) | |
428 | return 0; | |
429 | ||
430 | tok = strtok((char *)arg, ","); | |
431 | if (!tok) | |
432 | return -1; | |
433 | ||
434 | /* get the output mode */ | |
435 | if (!strncmp(tok, "graph", strlen(arg))) | |
436 | callchain_param.mode = CHAIN_GRAPH_ABS; | |
437 | ||
438 | else if (!strncmp(tok, "flat", strlen(arg))) | |
439 | callchain_param.mode = CHAIN_FLAT; | |
440 | ||
441 | else if (!strncmp(tok, "fractal", strlen(arg))) | |
442 | callchain_param.mode = CHAIN_GRAPH_REL; | |
443 | ||
444 | else if (!strncmp(tok, "none", strlen(arg))) { | |
445 | callchain_param.mode = CHAIN_NONE; | |
446 | symbol_conf.use_callchain = false; | |
447 | ||
448 | return 0; | |
449 | } | |
450 | ||
451 | else | |
452 | return -1; | |
453 | ||
454 | /* get the min percentage */ | |
455 | tok = strtok(NULL, ","); | |
456 | if (!tok) | |
457 | goto setup; | |
458 | ||
459 | callchain_param.min_percent = strtod(tok, &endptr); | |
460 | if (tok == endptr) | |
461 | return -1; | |
462 | ||
463 | /* get the print limit */ | |
464 | tok2 = strtok(NULL, ","); | |
465 | if (!tok2) | |
466 | goto setup; | |
467 | ||
468 | if (tok2[0] != 'c') { | |
469 | callchain_param.print_limit = strtoul(tok2, &endptr, 0); | |
470 | tok2 = strtok(NULL, ","); | |
471 | if (!tok2) | |
472 | goto setup; | |
473 | } | |
474 | ||
475 | /* get the call chain order */ | |
476 | if (!strcmp(tok2, "caller")) | |
477 | callchain_param.order = ORDER_CALLER; | |
478 | else if (!strcmp(tok2, "callee")) | |
479 | callchain_param.order = ORDER_CALLEE; | |
480 | else | |
481 | return -1; | |
482 | setup: | |
483 | if (callchain_register_param(&callchain_param) < 0) { | |
484 | fprintf(stderr, "Can't register callchain params\n"); | |
485 | return -1; | |
486 | } | |
487 | return 0; | |
488 | } | |
489 | ||
490 | int cmd_report(int argc, const char **argv, const char *prefix __used) | |
491 | { | |
492 | struct stat st; | |
493 | char callchain_default_opt[] = "fractal,0.5,callee"; | |
494 | const char * const report_usage[] = { | |
495 | "perf report [<options>]", | |
496 | NULL | |
497 | }; | |
498 | struct perf_report report = { | |
499 | .tool = { | |
500 | .sample = process_sample_event, | |
501 | .mmap = perf_event__process_mmap, | |
502 | .comm = perf_event__process_comm, | |
503 | .exit = perf_event__process_task, | |
504 | .fork = perf_event__process_task, | |
505 | .lost = perf_event__process_lost, | |
506 | .read = process_read_event, | |
507 | .attr = perf_event__process_attr, | |
508 | .event_type = perf_event__process_event_type, | |
509 | .tracing_data = perf_event__process_tracing_data, | |
510 | .build_id = perf_event__process_build_id, | |
511 | .ordered_samples = true, | |
512 | .ordering_requires_timestamps = true, | |
513 | }, | |
514 | .pretty_printing_style = "normal", | |
515 | }; | |
516 | const struct option options[] = { | |
517 | OPT_STRING('i', "input", &report.input_name, "file", | |
518 | "input file name"), | |
519 | OPT_INCR('v', "verbose", &verbose, | |
520 | "be more verbose (show symbol address, etc)"), | |
521 | OPT_BOOLEAN('D', "dump-raw-trace", &dump_trace, | |
522 | "dump raw trace in ASCII"), | |
523 | OPT_STRING('k', "vmlinux", &symbol_conf.vmlinux_name, | |
524 | "file", "vmlinux pathname"), | |
525 | OPT_STRING(0, "kallsyms", &symbol_conf.kallsyms_name, | |
526 | "file", "kallsyms pathname"), | |
527 | OPT_BOOLEAN('f', "force", &report.force, "don't complain, do it"), | |
528 | OPT_BOOLEAN('m', "modules", &symbol_conf.use_modules, | |
529 | "load module symbols - WARNING: use only with -k and LIVE kernel"), | |
530 | OPT_BOOLEAN('n', "show-nr-samples", &symbol_conf.show_nr_samples, | |
531 | "Show a column with the number of samples"), | |
532 | OPT_BOOLEAN('T', "threads", &report.show_threads, | |
533 | "Show per-thread event counters"), | |
534 | OPT_STRING(0, "pretty", &report.pretty_printing_style, "key", | |
535 | "pretty printing style key: normal raw"), | |
536 | OPT_BOOLEAN(0, "tui", &report.use_tui, "Use the TUI interface"), | |
537 | OPT_BOOLEAN(0, "stdio", &report.use_stdio, | |
538 | "Use the stdio interface"), | |
539 | OPT_STRING('s', "sort", &sort_order, "key[,key2...]", | |
540 | "sort by key(s): pid, comm, dso, symbol, parent, dso_to," | |
541 | " dso_from, symbol_to, symbol_from, mispredict"), | |
542 | OPT_BOOLEAN(0, "showcpuutilization", &symbol_conf.show_cpu_utilization, | |
543 | "Show sample percentage for different cpu modes"), | |
544 | OPT_STRING('p', "parent", &parent_pattern, "regex", | |
545 | "regex filter to identify parent, see: '--sort parent'"), | |
546 | OPT_BOOLEAN('x', "exclude-other", &symbol_conf.exclude_other, | |
547 | "Only display entries with parent-match"), | |
548 | OPT_CALLBACK_DEFAULT('g', "call-graph", &report, "output_type,min_percent[,print_limit],call_order", | |
549 | "Display callchains using output_type (graph, flat, fractal, or none) , min percent threshold, optional print limit and callchain order. " | |
550 | "Default: fractal,0.5,callee", &parse_callchain_opt, callchain_default_opt), | |
551 | OPT_BOOLEAN('G', "inverted", &report.inverted_callchain, | |
552 | "alias for inverted call graph"), | |
553 | OPT_STRING('d', "dsos", &symbol_conf.dso_list_str, "dso[,dso...]", | |
554 | "only consider symbols in these dsos"), | |
555 | OPT_STRING('c', "comms", &symbol_conf.comm_list_str, "comm[,comm...]", | |
556 | "only consider symbols in these comms"), | |
557 | OPT_STRING('S', "symbols", &symbol_conf.sym_list_str, "symbol[,symbol...]", | |
558 | "only consider these symbols"), | |
559 | OPT_STRING('w', "column-widths", &symbol_conf.col_width_list_str, | |
560 | "width[,width...]", | |
561 | "don't try to adjust column width, use these fixed values"), | |
562 | OPT_STRING('t', "field-separator", &symbol_conf.field_sep, "separator", | |
563 | "separator for columns, no spaces will be added between " | |
564 | "columns '.' is reserved."), | |
565 | OPT_BOOLEAN('U', "hide-unresolved", &report.hide_unresolved, | |
566 | "Only display entries resolved to a symbol"), | |
567 | OPT_STRING(0, "symfs", &symbol_conf.symfs, "directory", | |
568 | "Look for files with symbols relative to this directory"), | |
569 | OPT_STRING('C', "cpu", &report.cpu_list, "cpu", | |
570 | "list of cpus to profile"), | |
571 | OPT_BOOLEAN('I', "show-info", &report.show_full_info, | |
572 | "Display extended information about perf.data file"), | |
573 | OPT_BOOLEAN(0, "source", &symbol_conf.annotate_src, | |
574 | "Interleave source code with assembly code (default)"), | |
575 | OPT_BOOLEAN(0, "asm-raw", &symbol_conf.annotate_asm_raw, | |
576 | "Display raw encoding of assembly instructions (default)"), | |
577 | OPT_STRING('M', "disassembler-style", &disassembler_style, "disassembler style", | |
578 | "Specify disassembler style (e.g. -M intel for intel syntax)"), | |
579 | OPT_BOOLEAN(0, "show-total-period", &symbol_conf.show_total_period, | |
580 | "Show a column with the sum of periods"), | |
581 | OPT_BOOLEAN('b', "branch-stack", &sort__branch_mode, | |
582 | "use branch records for histogram filling"), | |
583 | OPT_END() | |
584 | }; | |
585 | ||
586 | argc = parse_options(argc, argv, options, report_usage, 0); | |
587 | ||
588 | if (report.use_stdio) | |
589 | use_browser = 0; | |
590 | else if (report.use_tui) | |
591 | use_browser = 1; | |
592 | ||
593 | if (report.inverted_callchain) | |
594 | callchain_param.order = ORDER_CALLER; | |
595 | ||
596 | if (!report.input_name || !strlen(report.input_name)) { | |
597 | if (!fstat(STDIN_FILENO, &st) && S_ISFIFO(st.st_mode)) | |
598 | report.input_name = "-"; | |
599 | else | |
600 | report.input_name = "perf.data"; | |
601 | } | |
602 | ||
603 | if (sort__branch_mode) { | |
604 | if (use_browser) | |
605 | fprintf(stderr, "Warning: TUI interface not supported" | |
606 | " in branch mode\n"); | |
607 | if (symbol_conf.dso_list_str != NULL) | |
608 | fprintf(stderr, "Warning: dso filtering not supported" | |
609 | " in branch mode\n"); | |
610 | if (symbol_conf.sym_list_str != NULL) | |
611 | fprintf(stderr, "Warning: symbol filtering not" | |
612 | " supported in branch mode\n"); | |
613 | ||
614 | report.use_stdio = true; | |
615 | use_browser = 0; | |
616 | setup_browser(true); | |
617 | symbol_conf.dso_list_str = NULL; | |
618 | symbol_conf.sym_list_str = NULL; | |
619 | ||
620 | /* | |
621 | * if no sort_order is provided, then specify branch-mode | |
622 | * specific order | |
623 | */ | |
624 | if (sort_order == default_sort_order) | |
625 | sort_order = "comm,dso_from,symbol_from," | |
626 | "dso_to,symbol_to"; | |
627 | ||
628 | } else if (strcmp(report.input_name, "-") != 0) { | |
629 | setup_browser(true); | |
630 | } else { | |
631 | use_browser = 0; | |
632 | } | |
633 | ||
634 | /* | |
635 | * Only in the newt browser we are doing integrated annotation, | |
636 | * so don't allocate extra space that won't be used in the stdio | |
637 | * implementation. | |
638 | */ | |
639 | if (use_browser > 0) { | |
640 | symbol_conf.priv_size = sizeof(struct annotation); | |
641 | report.annotate_init = symbol__annotate_init; | |
642 | /* | |
643 | * For searching by name on the "Browse map details". | |
644 | * providing it only in verbose mode not to bloat too | |
645 | * much struct symbol. | |
646 | */ | |
647 | if (verbose) { | |
648 | /* | |
649 | * XXX: Need to provide a less kludgy way to ask for | |
650 | * more space per symbol, the u32 is for the index on | |
651 | * the ui browser. | |
652 | * See symbol__browser_index. | |
653 | */ | |
654 | symbol_conf.priv_size += sizeof(u32); | |
655 | symbol_conf.sort_by_name = true; | |
656 | } | |
657 | } | |
658 | ||
659 | if (symbol__init() < 0) | |
660 | return -1; | |
661 | ||
662 | setup_sorting(report_usage, options); | |
663 | ||
664 | if (parent_pattern != default_parent_pattern) { | |
665 | if (sort_dimension__add("parent") < 0) | |
666 | return -1; | |
667 | ||
668 | /* | |
669 | * Only show the parent fields if we explicitly | |
670 | * sort that way. If we only use parent machinery | |
671 | * for filtering, we don't want it. | |
672 | */ | |
673 | if (!strstr(sort_order, "parent")) | |
674 | sort_parent.elide = 1; | |
675 | } else | |
676 | symbol_conf.exclude_other = false; | |
677 | ||
678 | /* | |
679 | * Any (unrecognized) arguments left? | |
680 | */ | |
681 | if (argc) | |
682 | usage_with_options(report_usage, options); | |
683 | ||
684 | sort_entry__setup_elide(&sort_dso, symbol_conf.dso_list, "dso", stdout); | |
685 | sort_entry__setup_elide(&sort_comm, symbol_conf.comm_list, "comm", stdout); | |
686 | sort_entry__setup_elide(&sort_sym, symbol_conf.sym_list, "symbol", stdout); | |
687 | ||
688 | return __cmd_report(&report); | |
689 | } |