Commit | Line | Data |
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b2441318 | 1 | // SPDX-License-Identifier: GPL-2.0 |
8035e428 IM |
2 | /* |
3 | * builtin-annotate.c | |
4 | * | |
5 | * Builtin annotate command: Analyze the perf.data input file, | |
6 | * look up and read DSOs and symbol information and display | |
7 | * a histogram of results, along various sorting keys. | |
8 | */ | |
9 | #include "builtin.h" | |
10 | ||
8035e428 | 11 | #include "util/color.h" |
5da50258 | 12 | #include <linux/list.h> |
8035e428 | 13 | #include "util/cache.h" |
43cbcd8a | 14 | #include <linux/rbtree.h> |
7f7c536f | 15 | #include <linux/zalloc.h> |
8035e428 | 16 | #include "util/symbol.h" |
8035e428 IM |
17 | |
18 | #include "perf.h" | |
8f28827a | 19 | #include "util/debug.h" |
8035e428 | 20 | |
e248de33 ACM |
21 | #include "util/evlist.h" |
22 | #include "util/evsel.h" | |
78f7defe | 23 | #include "util/annotate.h" |
62daacb5 | 24 | #include "util/event.h" |
4b6ab94e | 25 | #include <subcmd/parse-options.h> |
8035e428 | 26 | #include "util/parse-events.h" |
dd68ada2 | 27 | #include "util/sort.h" |
3d1d07ec | 28 | #include "util/hist.h" |
4a3cec84 | 29 | #include "util/dso.h" |
1101f69a | 30 | #include "util/map.h" |
94c744b6 | 31 | #include "util/session.h" |
45694aa7 | 32 | #include "util/tool.h" |
f5fc1412 | 33 | #include "util/data.h" |
68e94f4e | 34 | #include "arch/common.h" |
70fbe057 | 35 | #include "util/block-range.h" |
d3300a3c ACM |
36 | #include "util/map_symbol.h" |
37 | #include "util/branch.h" | |
8035e428 | 38 | |
fc67297b | 39 | #include <dlfcn.h> |
a43783ae | 40 | #include <errno.h> |
5d67be97 AB |
41 | #include <linux/bitmap.h> |
42 | ||
d20deb64 | 43 | struct perf_annotate { |
45694aa7 | 44 | struct perf_tool tool; |
fa10f316 | 45 | struct perf_session *session; |
982d410b | 46 | struct annotation_options opts; |
befd2a38 | 47 | bool use_tui, use_stdio, use_stdio2, use_gtk; |
18c9e5c5 | 48 | bool skip_missing; |
bb848c14 | 49 | bool has_br_stack; |
7ebaf489 | 50 | bool group_set; |
7009cc34 ACM |
51 | const char *sym_hist_filter; |
52 | const char *cpu_list; | |
53 | DECLARE_BITMAP(cpu_bitmap, MAX_NR_CPUS); | |
d20deb64 | 54 | }; |
5d67be97 | 55 | |
70fbe057 PZ |
56 | /* |
57 | * Given one basic block: | |
58 | * | |
59 | * from to branch_i | |
60 | * * ----> * | |
61 | * | | |
62 | * | block | |
63 | * v | |
64 | * * ----> * | |
65 | * from to branch_i+1 | |
66 | * | |
67 | * where the horizontal are the branches and the vertical is the executed | |
68 | * block of instructions. | |
69 | * | |
70 | * We count, for each 'instruction', the number of blocks that covered it as | |
71 | * well as count the ratio each branch is taken. | |
72 | * | |
73 | * We can do this without knowing the actual instruction stream by keeping | |
74 | * track of the address ranges. We break down ranges such that there is no | |
75 | * overlap and iterate from the start until the end. | |
76 | * | |
77 | * @acme: once we parse the objdump output _before_ processing the samples, | |
78 | * we can easily fold the branch.cycles IPC bits in. | |
79 | */ | |
80 | static void process_basic_block(struct addr_map_symbol *start, | |
81 | struct addr_map_symbol *end, | |
82 | struct branch_flags *flags) | |
83 | { | |
84 | struct symbol *sym = start->sym; | |
85 | struct annotation *notes = sym ? symbol__annotation(sym) : NULL; | |
86 | struct block_range_iter iter; | |
87 | struct block_range *entry; | |
88 | ||
89 | /* | |
90 | * Sanity; NULL isn't executable and the CPU cannot execute backwards | |
91 | */ | |
92 | if (!start->addr || start->addr > end->addr) | |
93 | return; | |
94 | ||
95 | iter = block_range__create(start->addr, end->addr); | |
96 | if (!block_range_iter__valid(&iter)) | |
97 | return; | |
98 | ||
99 | /* | |
100 | * First block in range is a branch target. | |
101 | */ | |
102 | entry = block_range_iter(&iter); | |
103 | assert(entry->is_target); | |
104 | entry->entry++; | |
105 | ||
106 | do { | |
107 | entry = block_range_iter(&iter); | |
108 | ||
109 | entry->coverage++; | |
110 | entry->sym = sym; | |
111 | ||
112 | if (notes) | |
113 | notes->max_coverage = max(notes->max_coverage, entry->coverage); | |
114 | ||
115 | } while (block_range_iter__next(&iter)); | |
116 | ||
117 | /* | |
118 | * Last block in rage is a branch. | |
119 | */ | |
120 | entry = block_range_iter(&iter); | |
121 | assert(entry->is_branch); | |
122 | entry->taken++; | |
123 | if (flags->predicted) | |
124 | entry->pred++; | |
125 | } | |
126 | ||
127 | static void process_branch_stack(struct branch_stack *bs, struct addr_location *al, | |
128 | struct perf_sample *sample) | |
129 | { | |
130 | struct addr_map_symbol *prev = NULL; | |
131 | struct branch_info *bi; | |
132 | int i; | |
133 | ||
134 | if (!bs || !bs->nr) | |
135 | return; | |
136 | ||
137 | bi = sample__resolve_bstack(sample, al); | |
138 | if (!bi) | |
139 | return; | |
140 | ||
141 | for (i = bs->nr - 1; i >= 0; i--) { | |
142 | /* | |
143 | * XXX filter against symbol | |
144 | */ | |
145 | if (prev) | |
146 | process_basic_block(prev, &bi[i].from, &bi[i].flags); | |
147 | prev = &bi[i].to; | |
148 | } | |
149 | ||
150 | free(bi); | |
151 | } | |
152 | ||
bb848c14 JY |
153 | static int hist_iter__branch_callback(struct hist_entry_iter *iter, |
154 | struct addr_location *al __maybe_unused, | |
155 | bool single __maybe_unused, | |
156 | void *arg __maybe_unused) | |
157 | { | |
158 | struct hist_entry *he = iter->he; | |
159 | struct branch_info *bi; | |
160 | struct perf_sample *sample = iter->sample; | |
32dcd021 | 161 | struct evsel *evsel = iter->evsel; |
bb848c14 JY |
162 | int err; |
163 | ||
bb848c14 | 164 | bi = he->branch_info; |
e345f3bd | 165 | err = addr_map_symbol__inc_samples(&bi->from, sample, evsel); |
bb848c14 JY |
166 | |
167 | if (err) | |
168 | goto out; | |
169 | ||
e345f3bd | 170 | err = addr_map_symbol__inc_samples(&bi->to, sample, evsel); |
bb848c14 JY |
171 | |
172 | out: | |
173 | return err; | |
174 | } | |
175 | ||
32dcd021 | 176 | static int process_branch_callback(struct evsel *evsel, |
bb848c14 JY |
177 | struct perf_sample *sample, |
178 | struct addr_location *al __maybe_unused, | |
179 | struct perf_annotate *ann, | |
180 | struct machine *machine) | |
181 | { | |
182 | struct hist_entry_iter iter = { | |
183 | .evsel = evsel, | |
184 | .sample = sample, | |
185 | .add_entry_cb = hist_iter__branch_callback, | |
186 | .hide_unresolved = symbol_conf.hide_unresolved, | |
187 | .ops = &hist_iter_branch, | |
188 | }; | |
189 | ||
190 | struct addr_location a; | |
191 | int ret; | |
192 | ||
193 | if (machine__resolve(machine, &a, sample) < 0) | |
194 | return -1; | |
195 | ||
196 | if (a.sym == NULL) | |
197 | return 0; | |
198 | ||
199 | if (a.map != NULL) | |
200 | a.map->dso->hit = 1; | |
201 | ||
bdd1666b JY |
202 | hist__account_cycles(sample->branch_stack, al, sample, false); |
203 | ||
bb848c14 JY |
204 | ret = hist_entry_iter__add(&iter, &a, PERF_MAX_STACK_DEPTH, ann); |
205 | return ret; | |
206 | } | |
207 | ||
befd2a38 ACM |
208 | static bool has_annotation(struct perf_annotate *ann) |
209 | { | |
210 | return ui__has_annotation() || ann->use_stdio2; | |
211 | } | |
212 | ||
32dcd021 | 213 | static int perf_evsel__add_sample(struct evsel *evsel, |
fd36f3dd | 214 | struct perf_sample *sample, |
d20deb64 | 215 | struct addr_location *al, |
bb848c14 JY |
216 | struct perf_annotate *ann, |
217 | struct machine *machine) | |
8035e428 | 218 | { |
4ea062ed | 219 | struct hists *hists = evsel__hists(evsel); |
628ada0c | 220 | struct hist_entry *he; |
e248de33 | 221 | int ret; |
628ada0c | 222 | |
befd2a38 | 223 | if ((!ann->has_br_stack || !has_annotation(ann)) && |
bb848c14 | 224 | ann->sym_hist_filter != NULL && |
7009cc34 ACM |
225 | (al->sym == NULL || |
226 | strcmp(ann->sym_hist_filter, al->sym->name) != 0)) { | |
628ada0c | 227 | /* We're only interested in a symbol named sym_hist_filter */ |
facf3f06 ACM |
228 | /* |
229 | * FIXME: why isn't this done in the symbol_filter when loading | |
230 | * the DSO? | |
231 | */ | |
628ada0c | 232 | if (al->sym != NULL) { |
7137ff50 | 233 | rb_erase_cached(&al->sym->rb_node, |
3183f8ca | 234 | &al->map->dso->symbols); |
628ada0c | 235 | symbol__delete(al->sym); |
c0b4dffb | 236 | dso__reset_find_symbol_cache(al->map->dso); |
628ada0c ACM |
237 | } |
238 | return 0; | |
239 | } | |
240 | ||
70fbe057 PZ |
241 | /* |
242 | * XXX filtered samples can still have branch entires pointing into our | |
243 | * symbol and are missed. | |
244 | */ | |
245 | process_branch_stack(sample->branch_stack, al, sample); | |
246 | ||
befd2a38 | 247 | if (ann->has_br_stack && has_annotation(ann)) |
bb848c14 JY |
248 | return process_branch_callback(evsel, sample, al, ann, machine); |
249 | ||
0102ef3e | 250 | he = hists__add_entry(hists, al, NULL, NULL, NULL, sample, true); |
9735abf1 | 251 | if (he == NULL) |
8035e428 | 252 | return -ENOMEM; |
628ada0c | 253 | |
e345f3bd | 254 | ret = hist_entry__inc_addr_samples(he, sample, evsel, al->addr); |
4ea062ed | 255 | hists__inc_nr_samples(hists, true); |
e248de33 | 256 | return ret; |
8035e428 IM |
257 | } |
258 | ||
45694aa7 | 259 | static int process_sample_event(struct perf_tool *tool, |
d20deb64 | 260 | union perf_event *event, |
8115d60c | 261 | struct perf_sample *sample, |
32dcd021 | 262 | struct evsel *evsel, |
743eb868 | 263 | struct machine *machine) |
8035e428 | 264 | { |
45694aa7 | 265 | struct perf_annotate *ann = container_of(tool, struct perf_annotate, tool); |
1ed091c4 | 266 | struct addr_location al; |
b91fc39f | 267 | int ret = 0; |
6baa0a5a | 268 | |
bb3eb566 | 269 | if (machine__resolve(machine, &al, sample) < 0) { |
29a9f66d ACM |
270 | pr_warning("problem processing %d event, skipping it.\n", |
271 | event->header.type); | |
8035e428 IM |
272 | return -1; |
273 | } | |
274 | ||
7009cc34 | 275 | if (ann->cpu_list && !test_bit(sample->cpu, ann->cpu_bitmap)) |
b91fc39f | 276 | goto out_put; |
5d67be97 | 277 | |
bb848c14 JY |
278 | if (!al.filtered && |
279 | perf_evsel__add_sample(evsel, sample, &al, ann, machine)) { | |
29a9f66d ACM |
280 | pr_warning("problem incrementing symbol count, " |
281 | "skipping event\n"); | |
b91fc39f | 282 | ret = -1; |
8035e428 | 283 | } |
b91fc39f ACM |
284 | out_put: |
285 | addr_location__put(&al); | |
286 | return ret; | |
8035e428 IM |
287 | } |
288 | ||
89f1688a JO |
289 | static int process_feature_event(struct perf_session *session, |
290 | union perf_event *event) | |
92ead7ee RB |
291 | { |
292 | if (event->feat.feat_id < HEADER_LAST_FEATURE) | |
89f1688a | 293 | return perf_event__process_feature(session, event); |
92ead7ee RB |
294 | return 0; |
295 | } | |
296 | ||
db8fd07a | 297 | static int hist_entry__tty_annotate(struct hist_entry *he, |
32dcd021 | 298 | struct evsel *evsel, |
d20deb64 | 299 | struct perf_annotate *ann) |
0b73da3f | 300 | { |
befd2a38 | 301 | if (!ann->use_stdio2) |
982d410b ACM |
302 | return symbol__tty_annotate(he->ms.sym, he->ms.map, evsel, &ann->opts); |
303 | ||
304 | return symbol__tty_annotate2(he->ms.sym, he->ms.map, evsel, &ann->opts); | |
0b73da3f IM |
305 | } |
306 | ||
c824c433 | 307 | static void hists__find_annotations(struct hists *hists, |
32dcd021 | 308 | struct evsel *evsel, |
d20deb64 | 309 | struct perf_annotate *ann) |
0b73da3f | 310 | { |
2eb3d689 | 311 | struct rb_node *nd = rb_first_cached(&hists->entries), *next; |
cf958003 | 312 | int key = K_RIGHT; |
0b73da3f | 313 | |
46e3e055 | 314 | while (nd) { |
ed52ce2e | 315 | struct hist_entry *he = rb_entry(nd, struct hist_entry, rb_node); |
78f7defe | 316 | struct annotation *notes; |
0b73da3f | 317 | |
46e3e055 ACM |
318 | if (he->ms.sym == NULL || he->ms.map->dso->annotate_warned) |
319 | goto find_next; | |
0b73da3f | 320 | |
bb848c14 JY |
321 | if (ann->sym_hist_filter && |
322 | (strcmp(he->ms.sym->name, ann->sym_hist_filter) != 0)) | |
323 | goto find_next; | |
324 | ||
78f7defe | 325 | notes = symbol__annotation(he->ms.sym); |
ce6f4fab | 326 | if (notes->src == NULL) { |
46e3e055 | 327 | find_next: |
cf958003 | 328 | if (key == K_LEFT) |
46e3e055 ACM |
329 | nd = rb_prev(nd); |
330 | else | |
331 | nd = rb_next(nd); | |
e4204992 | 332 | continue; |
46e3e055 | 333 | } |
e4204992 | 334 | |
2b676bf0 | 335 | if (use_browser == 2) { |
18c9e5c5 | 336 | int ret; |
fc67297b | 337 | int (*annotate)(struct hist_entry *he, |
32dcd021 | 338 | struct evsel *evsel, |
fc67297b NK |
339 | struct hist_browser_timer *hbt); |
340 | ||
341 | annotate = dlsym(perf_gtk_handle, | |
342 | "hist_entry__gtk_annotate"); | |
343 | if (annotate == NULL) { | |
344 | ui__error("GTK browser not found!\n"); | |
345 | return; | |
346 | } | |
18c9e5c5 | 347 | |
fc67297b | 348 | ret = annotate(he, evsel, NULL); |
18c9e5c5 NK |
349 | if (!ret || !ann->skip_missing) |
350 | return; | |
351 | ||
352 | /* skip missing symbols */ | |
353 | nd = rb_next(nd); | |
2b676bf0 | 354 | } else if (use_browser == 1) { |
cd0cccba | 355 | key = hist_entry__tui_annotate(he, evsel, NULL, &ann->opts); |
bb848c14 | 356 | |
46e3e055 | 357 | switch (key) { |
18c9e5c5 NK |
358 | case -1: |
359 | if (!ann->skip_missing) | |
360 | return; | |
361 | /* fall through */ | |
cf958003 | 362 | case K_RIGHT: |
b50e003d | 363 | next = rb_next(nd); |
46e3e055 | 364 | break; |
cf958003 | 365 | case K_LEFT: |
b50e003d | 366 | next = rb_prev(nd); |
46e3e055 | 367 | break; |
b50e003d ACM |
368 | default: |
369 | return; | |
46e3e055 | 370 | } |
b50e003d ACM |
371 | |
372 | if (next != NULL) | |
373 | nd = next; | |
46e3e055 | 374 | } else { |
db8fd07a | 375 | hist_entry__tty_annotate(he, evsel, ann); |
46e3e055 ACM |
376 | nd = rb_next(nd); |
377 | /* | |
378 | * Since we have a hist_entry per IP for the same | |
ce6f4fab | 379 | * symbol, free he->ms.sym->src to signal we already |
46e3e055 ACM |
380 | * processed this symbol. |
381 | */ | |
d4957633 | 382 | zfree(¬es->src->cycles_hist); |
04662523 | 383 | zfree(¬es->src); |
46e3e055 | 384 | } |
0b73da3f | 385 | } |
0b73da3f IM |
386 | } |
387 | ||
d20deb64 | 388 | static int __cmd_annotate(struct perf_annotate *ann) |
8035e428 | 389 | { |
bab81b62 | 390 | int ret; |
fa10f316 | 391 | struct perf_session *session = ann->session; |
32dcd021 | 392 | struct evsel *pos; |
e248de33 | 393 | u64 total_nr_samples; |
94c744b6 | 394 | |
7009cc34 ACM |
395 | if (ann->cpu_list) { |
396 | ret = perf_session__cpu_bitmap(session, ann->cpu_list, | |
397 | ann->cpu_bitmap); | |
5d67be97 | 398 | if (ret) |
fa10f316 | 399 | goto out; |
5d67be97 AB |
400 | } |
401 | ||
f178fd2d ACM |
402 | if (!ann->opts.objdump_path) { |
403 | ret = perf_env__lookup_objdump(&session->header.env, | |
404 | &ann->opts.objdump_path); | |
68e94f4e | 405 | if (ret) |
fa10f316 | 406 | goto out; |
68e94f4e IT |
407 | } |
408 | ||
b7b61cbe | 409 | ret = perf_session__process_events(session); |
bab81b62 | 410 | if (ret) |
fa10f316 | 411 | goto out; |
8035e428 | 412 | |
62daacb5 | 413 | if (dump_trace) { |
c8446b9b | 414 | perf_session__fprintf_nr_events(session, stdout); |
2a1731fb | 415 | perf_evlist__fprintf_nr_events(session->evlist, stdout); |
fa10f316 | 416 | goto out; |
62daacb5 | 417 | } |
8035e428 | 418 | |
da21d1b5 | 419 | if (verbose > 3) |
b3165f41 | 420 | perf_session__fprintf(session, stdout); |
8035e428 | 421 | |
da21d1b5 | 422 | if (verbose > 2) |
cbf69680 | 423 | perf_session__fprintf_dsos(session, stdout); |
8035e428 | 424 | |
e248de33 | 425 | total_nr_samples = 0; |
e5cadb93 | 426 | evlist__for_each_entry(session->evlist, pos) { |
4ea062ed | 427 | struct hists *hists = evsel__hists(pos); |
e248de33 ACM |
428 | u32 nr_samples = hists->stats.nr_events[PERF_RECORD_SAMPLE]; |
429 | ||
430 | if (nr_samples > 0) { | |
431 | total_nr_samples += nr_samples; | |
c1fb5651 | 432 | hists__collapse_resort(hists, NULL); |
f9db0d0f KL |
433 | /* Don't sort callchain */ |
434 | perf_evsel__reset_sample_bit(pos, CALLCHAIN); | |
452ce03b | 435 | perf_evsel__output_resort(pos, NULL); |
b1dd4432 NK |
436 | |
437 | if (symbol_conf.event_group && | |
438 | !perf_evsel__is_group_leader(pos)) | |
439 | continue; | |
440 | ||
db8fd07a | 441 | hists__find_annotations(hists, pos, ann); |
e248de33 ACM |
442 | } |
443 | } | |
8035e428 | 444 | |
e248de33 | 445 | if (total_nr_samples == 0) { |
2d4f2799 | 446 | ui__error("The %s data has no samples!\n", session->data->path); |
fa10f316 | 447 | goto out; |
e248de33 | 448 | } |
7a60ba94 | 449 | |
fc67297b NK |
450 | if (use_browser == 2) { |
451 | void (*show_annotations)(void); | |
452 | ||
453 | show_annotations = dlsym(perf_gtk_handle, | |
454 | "perf_gtk__show_annotations"); | |
455 | if (show_annotations == NULL) { | |
456 | ui__error("GTK browser not found!\n"); | |
fa10f316 | 457 | goto out; |
fc67297b NK |
458 | } |
459 | show_annotations(); | |
460 | } | |
7a60ba94 | 461 | |
fa10f316 | 462 | out: |
bab81b62 | 463 | return ret; |
8035e428 IM |
464 | } |
465 | ||
466 | static const char * const annotate_usage[] = { | |
99345254 | 467 | "perf annotate [<options>]", |
8035e428 IM |
468 | NULL |
469 | }; | |
470 | ||
b0ad8ea6 | 471 | int cmd_annotate(int argc, const char **argv) |
d20deb64 ACM |
472 | { |
473 | struct perf_annotate annotate = { | |
45694aa7 | 474 | .tool = { |
d20deb64 ACM |
475 | .sample = process_sample_event, |
476 | .mmap = perf_event__process_mmap, | |
5c5e854b | 477 | .mmap2 = perf_event__process_mmap2, |
d20deb64 | 478 | .comm = perf_event__process_comm, |
ec4622f5 | 479 | .exit = perf_event__process_exit, |
f62d3f0f | 480 | .fork = perf_event__process_fork, |
f3b3614a | 481 | .namespaces = perf_event__process_namespaces, |
6ab11f3a DCC |
482 | .attr = perf_event__process_attr, |
483 | .build_id = perf_event__process_build_id, | |
f4849599 | 484 | .tracing_data = perf_event__process_tracing_data, |
92ead7ee | 485 | .feature = process_feature_event, |
0a8cb85c | 486 | .ordered_events = true, |
d20deb64 ACM |
487 | .ordering_requires_timestamps = true, |
488 | }, | |
982d410b | 489 | .opts = annotation__default_options, |
d20deb64 | 490 | }; |
8ceb41d7 | 491 | struct perf_data data = { |
fa10f316 NK |
492 | .mode = PERF_DATA_MODE_READ, |
493 | }; | |
1ac39372 | 494 | struct option options[] = { |
70cb4e96 | 495 | OPT_STRING('i', "input", &input_name, "file", |
8035e428 | 496 | "input file name"), |
ac73c5a9 ACM |
497 | OPT_STRING('d', "dsos", &symbol_conf.dso_list_str, "dso[,dso...]", |
498 | "only consider symbols in these dsos"), | |
7009cc34 | 499 | OPT_STRING('s', "symbol", &annotate.sym_hist_filter, "symbol", |
0b73da3f | 500 | "symbol to annotate"), |
8ceb41d7 | 501 | OPT_BOOLEAN('f', "force", &data.force, "don't complain, do it"), |
c0555642 | 502 | OPT_INCR('v', "verbose", &verbose, |
8035e428 | 503 | "be more verbose (show symbol address, etc)"), |
eddaef88 | 504 | OPT_BOOLEAN('q', "quiet", &quiet, "do now show any message"), |
8035e428 IM |
505 | OPT_BOOLEAN('D', "dump-raw-trace", &dump_trace, |
506 | "dump raw trace in ASCII"), | |
2b676bf0 | 507 | OPT_BOOLEAN(0, "gtk", &annotate.use_gtk, "Use the GTK interface"), |
7009cc34 ACM |
508 | OPT_BOOLEAN(0, "tui", &annotate.use_tui, "Use the TUI interface"), |
509 | OPT_BOOLEAN(0, "stdio", &annotate.use_stdio, "Use the stdio interface"), | |
befd2a38 | 510 | OPT_BOOLEAN(0, "stdio2", &annotate.use_stdio2, "Use the stdio interface"), |
be316409 ACM |
511 | OPT_BOOLEAN(0, "ignore-vmlinux", &symbol_conf.ignore_vmlinux, |
512 | "don't load vmlinux even if found"), | |
b32d133a ACM |
513 | OPT_STRING('k', "vmlinux", &symbol_conf.vmlinux_name, |
514 | "file", "vmlinux pathname"), | |
515 | OPT_BOOLEAN('m', "modules", &symbol_conf.use_modules, | |
42976487 | 516 | "load module symbols - WARNING: use only with -k and LIVE kernel"), |
982d410b | 517 | OPT_BOOLEAN('l', "print-line", &annotate.opts.print_lines, |
301406b9 | 518 | "print matching source lines (may be slow)"), |
982d410b | 519 | OPT_BOOLEAN('P', "full-paths", &annotate.opts.full_path, |
42976487 | 520 | "Don't shorten the displayed pathnames"), |
18c9e5c5 NK |
521 | OPT_BOOLEAN(0, "skip-missing", &annotate.skip_missing, |
522 | "Skip symbols that cannot be annotated"), | |
7ebaf489 JY |
523 | OPT_BOOLEAN_SET(0, "group", &symbol_conf.event_group, |
524 | &annotate.group_set, | |
525 | "Show event group information together"), | |
c8e66720 | 526 | OPT_STRING('C', "cpu", &annotate.cpu_list, "cpu", "list of cpus to profile"), |
a7066709 HK |
527 | OPT_CALLBACK(0, "symfs", NULL, "directory", |
528 | "Look for files with symbols relative to this directory", | |
529 | symbol__config_symfs), | |
1eddd9e4 | 530 | OPT_BOOLEAN(0, "source", &annotate.opts.annotate_src, |
3e6a2a7f | 531 | "Interleave source code with assembly code (default)"), |
1eddd9e4 | 532 | OPT_BOOLEAN(0, "asm-raw", &annotate.opts.show_asm_raw, |
3e6a2a7f | 533 | "Display raw encoding of assembly instructions (default)"), |
a47e843e | 534 | OPT_STRING('M', "disassembler-style", &annotate.opts.disassembler_style, "disassembler style", |
f69b64f7 | 535 | "Specify disassembler style (e.g. -M intel for intel syntax)"), |
f178fd2d | 536 | OPT_STRING(0, "objdump", &annotate.opts.objdump_path, "path", |
7a4ec938 | 537 | "objdump binary to use for disassembly and annotations"), |
b1dd4432 NK |
538 | OPT_BOOLEAN(0, "group", &symbol_conf.event_group, |
539 | "Show event group information together"), | |
0c4a5bce ML |
540 | OPT_BOOLEAN(0, "show-total-period", &symbol_conf.show_total_period, |
541 | "Show a column with the sum of periods"), | |
1ac39372 TS |
542 | OPT_BOOLEAN('n', "show-nr-samples", &symbol_conf.show_nr_samples, |
543 | "Show a column with the number of samples"), | |
53fe4ba1 ACM |
544 | OPT_CALLBACK_DEFAULT(0, "stdio-color", NULL, "mode", |
545 | "'always' (default), 'never' or 'auto' only applicable to --stdio mode", | |
546 | stdio__config_color, "always"), | |
88c21190 JO |
547 | OPT_CALLBACK(0, "percent-type", &annotate.opts, "local-period", |
548 | "Set percent type local/global-period/hits", | |
549 | annotate_parse_percent_type), | |
550 | ||
8035e428 | 551 | OPT_END() |
d20deb64 | 552 | }; |
1ac39372 TS |
553 | int ret; |
554 | ||
555 | set_option_flag(options, 0, "show-total-period", PARSE_OPT_EXCLUSIVE); | |
556 | set_option_flag(options, 0, "show-nr-samples", PARSE_OPT_EXCLUSIVE); | |
557 | ||
a635fc51 | 558 | |
1ac39372 | 559 | ret = hists__init(); |
a635fc51 ACM |
560 | if (ret < 0) |
561 | return ret; | |
8035e428 | 562 | |
655000e7 | 563 | argc = parse_options(argc, argv, options, annotate_usage, 0); |
50e19ef9 NK |
564 | if (argc) { |
565 | /* | |
566 | * Special case: if there's an argument left then assume that | |
567 | * it's a symbol filter: | |
568 | */ | |
569 | if (argc > 1) | |
570 | usage_with_options(annotate_usage, options); | |
571 | ||
572 | annotate.sym_hist_filter = argv[0]; | |
573 | } | |
655000e7 | 574 | |
9cef4b0b TS |
575 | if (symbol_conf.show_nr_samples && annotate.use_gtk) { |
576 | pr_err("--show-nr-samples is not available in --gtk mode at this time\n"); | |
1ac39372 TS |
577 | return ret; |
578 | } | |
579 | ||
eddaef88 NK |
580 | if (quiet) |
581 | perf_quiet_option(); | |
582 | ||
2d4f2799 | 583 | data.path = input_name; |
44848cdb | 584 | |
8ceb41d7 | 585 | annotate.session = perf_session__new(&data, false, &annotate.tool); |
fa10f316 | 586 | if (annotate.session == NULL) |
52e02834 | 587 | return -1; |
fa10f316 | 588 | |
bb848c14 JY |
589 | annotate.has_br_stack = perf_header__has_feat(&annotate.session->header, |
590 | HEADER_BRANCH_STACK); | |
591 | ||
7ebaf489 JY |
592 | if (annotate.group_set) |
593 | perf_evlist__force_leader(annotate.session->evlist); | |
594 | ||
b01141f4 ACM |
595 | ret = symbol__annotation_init(); |
596 | if (ret < 0) | |
597 | goto out_delete; | |
598 | ||
7f0b6fde ACM |
599 | annotation_config__init(); |
600 | ||
75be6cf4 ACM |
601 | symbol_conf.try_vmlinux_path = true; |
602 | ||
0a7e6d1b | 603 | ret = symbol__init(&annotate.session->header.env); |
fa10f316 NK |
604 | if (ret < 0) |
605 | goto out_delete; | |
8035e428 | 606 | |
befd2a38 | 607 | if (annotate.use_stdio || annotate.use_stdio2) |
3df668e7 NK |
608 | use_browser = 0; |
609 | else if (annotate.use_tui) | |
610 | use_browser = 1; | |
611 | else if (annotate.use_gtk) | |
612 | use_browser = 2; | |
613 | ||
614 | setup_browser(true); | |
615 | ||
befd2a38 | 616 | if ((use_browser == 1 || annotate.use_stdio2) && annotate.has_br_stack) { |
bb848c14 JY |
617 | sort__mode = SORT_MODE__BRANCH; |
618 | if (setup_sorting(annotate.session->evlist) < 0) | |
619 | usage_with_options(annotate_usage, options); | |
620 | } else { | |
621 | if (setup_sorting(NULL) < 0) | |
622 | usage_with_options(annotate_usage, options); | |
623 | } | |
624 | ||
fa10f316 NK |
625 | ret = __cmd_annotate(&annotate); |
626 | ||
627 | out_delete: | |
628 | /* | |
629 | * Speed up the exit process, for large files this can | |
630 | * take quite a while. | |
631 | * | |
632 | * XXX Enable this when using valgrind or if we ever | |
633 | * librarize this command. | |
634 | * | |
635 | * Also experiment with obstacks to see how much speed | |
636 | * up we'll get here. | |
637 | * | |
638 | * perf_session__delete(session); | |
639 | */ | |
640 | return ret; | |
8035e428 | 641 | } |