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" |
3f79132a | 30 | #include "util/machine.h" |
1101f69a | 31 | #include "util/map.h" |
94c744b6 | 32 | #include "util/session.h" |
45694aa7 | 33 | #include "util/tool.h" |
f5fc1412 | 34 | #include "util/data.h" |
68e94f4e | 35 | #include "arch/common.h" |
70fbe057 | 36 | #include "util/block-range.h" |
d3300a3c ACM |
37 | #include "util/map_symbol.h" |
38 | #include "util/branch.h" | |
8035e428 | 39 | |
fc67297b | 40 | #include <dlfcn.h> |
a43783ae | 41 | #include <errno.h> |
5d67be97 | 42 | #include <linux/bitmap.h> |
6ef81c55 | 43 | #include <linux/err.h> |
5d67be97 | 44 | |
d20deb64 | 45 | struct perf_annotate { |
45694aa7 | 46 | struct perf_tool tool; |
fa10f316 | 47 | struct perf_session *session; |
982d410b | 48 | struct annotation_options opts; |
befd2a38 | 49 | bool use_tui, use_stdio, use_stdio2, use_gtk; |
18c9e5c5 | 50 | bool skip_missing; |
bb848c14 | 51 | bool has_br_stack; |
7ebaf489 | 52 | bool group_set; |
7009cc34 ACM |
53 | const char *sym_hist_filter; |
54 | const char *cpu_list; | |
55 | DECLARE_BITMAP(cpu_bitmap, MAX_NR_CPUS); | |
d20deb64 | 56 | }; |
5d67be97 | 57 | |
70fbe057 PZ |
58 | /* |
59 | * Given one basic block: | |
60 | * | |
61 | * from to branch_i | |
62 | * * ----> * | |
63 | * | | |
64 | * | block | |
65 | * v | |
66 | * * ----> * | |
67 | * from to branch_i+1 | |
68 | * | |
69 | * where the horizontal are the branches and the vertical is the executed | |
70 | * block of instructions. | |
71 | * | |
72 | * We count, for each 'instruction', the number of blocks that covered it as | |
73 | * well as count the ratio each branch is taken. | |
74 | * | |
75 | * We can do this without knowing the actual instruction stream by keeping | |
76 | * track of the address ranges. We break down ranges such that there is no | |
77 | * overlap and iterate from the start until the end. | |
78 | * | |
79 | * @acme: once we parse the objdump output _before_ processing the samples, | |
80 | * we can easily fold the branch.cycles IPC bits in. | |
81 | */ | |
82 | static void process_basic_block(struct addr_map_symbol *start, | |
83 | struct addr_map_symbol *end, | |
84 | struct branch_flags *flags) | |
85 | { | |
d46a4cdf | 86 | struct symbol *sym = start->ms.sym; |
70fbe057 PZ |
87 | struct annotation *notes = sym ? symbol__annotation(sym) : NULL; |
88 | struct block_range_iter iter; | |
89 | struct block_range *entry; | |
90 | ||
91 | /* | |
92 | * Sanity; NULL isn't executable and the CPU cannot execute backwards | |
93 | */ | |
94 | if (!start->addr || start->addr > end->addr) | |
95 | return; | |
96 | ||
97 | iter = block_range__create(start->addr, end->addr); | |
98 | if (!block_range_iter__valid(&iter)) | |
99 | return; | |
100 | ||
101 | /* | |
102 | * First block in range is a branch target. | |
103 | */ | |
104 | entry = block_range_iter(&iter); | |
105 | assert(entry->is_target); | |
106 | entry->entry++; | |
107 | ||
108 | do { | |
109 | entry = block_range_iter(&iter); | |
110 | ||
111 | entry->coverage++; | |
112 | entry->sym = sym; | |
113 | ||
114 | if (notes) | |
115 | notes->max_coverage = max(notes->max_coverage, entry->coverage); | |
116 | ||
117 | } while (block_range_iter__next(&iter)); | |
118 | ||
119 | /* | |
120 | * Last block in rage is a branch. | |
121 | */ | |
122 | entry = block_range_iter(&iter); | |
123 | assert(entry->is_branch); | |
124 | entry->taken++; | |
125 | if (flags->predicted) | |
126 | entry->pred++; | |
127 | } | |
128 | ||
129 | static void process_branch_stack(struct branch_stack *bs, struct addr_location *al, | |
130 | struct perf_sample *sample) | |
131 | { | |
132 | struct addr_map_symbol *prev = NULL; | |
133 | struct branch_info *bi; | |
134 | int i; | |
135 | ||
136 | if (!bs || !bs->nr) | |
137 | return; | |
138 | ||
139 | bi = sample__resolve_bstack(sample, al); | |
140 | if (!bi) | |
141 | return; | |
142 | ||
143 | for (i = bs->nr - 1; i >= 0; i--) { | |
144 | /* | |
145 | * XXX filter against symbol | |
146 | */ | |
147 | if (prev) | |
148 | process_basic_block(prev, &bi[i].from, &bi[i].flags); | |
149 | prev = &bi[i].to; | |
150 | } | |
151 | ||
152 | free(bi); | |
153 | } | |
154 | ||
bb848c14 JY |
155 | static int hist_iter__branch_callback(struct hist_entry_iter *iter, |
156 | struct addr_location *al __maybe_unused, | |
157 | bool single __maybe_unused, | |
158 | void *arg __maybe_unused) | |
159 | { | |
160 | struct hist_entry *he = iter->he; | |
161 | struct branch_info *bi; | |
162 | struct perf_sample *sample = iter->sample; | |
32dcd021 | 163 | struct evsel *evsel = iter->evsel; |
bb848c14 JY |
164 | int err; |
165 | ||
bb848c14 | 166 | bi = he->branch_info; |
e345f3bd | 167 | err = addr_map_symbol__inc_samples(&bi->from, sample, evsel); |
bb848c14 JY |
168 | |
169 | if (err) | |
170 | goto out; | |
171 | ||
e345f3bd | 172 | err = addr_map_symbol__inc_samples(&bi->to, sample, evsel); |
bb848c14 JY |
173 | |
174 | out: | |
175 | return err; | |
176 | } | |
177 | ||
32dcd021 | 178 | static int process_branch_callback(struct evsel *evsel, |
bb848c14 JY |
179 | struct perf_sample *sample, |
180 | struct addr_location *al __maybe_unused, | |
181 | struct perf_annotate *ann, | |
182 | struct machine *machine) | |
183 | { | |
184 | struct hist_entry_iter iter = { | |
185 | .evsel = evsel, | |
186 | .sample = sample, | |
187 | .add_entry_cb = hist_iter__branch_callback, | |
188 | .hide_unresolved = symbol_conf.hide_unresolved, | |
189 | .ops = &hist_iter_branch, | |
190 | }; | |
191 | ||
192 | struct addr_location a; | |
193 | int ret; | |
194 | ||
195 | if (machine__resolve(machine, &a, sample) < 0) | |
196 | return -1; | |
197 | ||
198 | if (a.sym == NULL) | |
199 | return 0; | |
200 | ||
201 | if (a.map != NULL) | |
202 | a.map->dso->hit = 1; | |
203 | ||
7841f40a | 204 | hist__account_cycles(sample->branch_stack, al, sample, false, NULL); |
bdd1666b | 205 | |
bb848c14 JY |
206 | ret = hist_entry_iter__add(&iter, &a, PERF_MAX_STACK_DEPTH, ann); |
207 | return ret; | |
208 | } | |
209 | ||
befd2a38 ACM |
210 | static bool has_annotation(struct perf_annotate *ann) |
211 | { | |
212 | return ui__has_annotation() || ann->use_stdio2; | |
213 | } | |
214 | ||
32dcd021 | 215 | static int perf_evsel__add_sample(struct evsel *evsel, |
fd36f3dd | 216 | struct perf_sample *sample, |
d20deb64 | 217 | struct addr_location *al, |
bb848c14 JY |
218 | struct perf_annotate *ann, |
219 | struct machine *machine) | |
8035e428 | 220 | { |
4ea062ed | 221 | struct hists *hists = evsel__hists(evsel); |
628ada0c | 222 | struct hist_entry *he; |
e248de33 | 223 | int ret; |
628ada0c | 224 | |
befd2a38 | 225 | if ((!ann->has_br_stack || !has_annotation(ann)) && |
bb848c14 | 226 | ann->sym_hist_filter != NULL && |
7009cc34 ACM |
227 | (al->sym == NULL || |
228 | strcmp(ann->sym_hist_filter, al->sym->name) != 0)) { | |
628ada0c | 229 | /* We're only interested in a symbol named sym_hist_filter */ |
facf3f06 ACM |
230 | /* |
231 | * FIXME: why isn't this done in the symbol_filter when loading | |
232 | * the DSO? | |
233 | */ | |
628ada0c | 234 | if (al->sym != NULL) { |
7137ff50 | 235 | rb_erase_cached(&al->sym->rb_node, |
3183f8ca | 236 | &al->map->dso->symbols); |
628ada0c | 237 | symbol__delete(al->sym); |
c0b4dffb | 238 | dso__reset_find_symbol_cache(al->map->dso); |
628ada0c ACM |
239 | } |
240 | return 0; | |
241 | } | |
242 | ||
70fbe057 PZ |
243 | /* |
244 | * XXX filtered samples can still have branch entires pointing into our | |
245 | * symbol and are missed. | |
246 | */ | |
247 | process_branch_stack(sample->branch_stack, al, sample); | |
248 | ||
befd2a38 | 249 | if (ann->has_br_stack && has_annotation(ann)) |
bb848c14 JY |
250 | return process_branch_callback(evsel, sample, al, ann, machine); |
251 | ||
0102ef3e | 252 | he = hists__add_entry(hists, al, NULL, NULL, NULL, sample, true); |
9735abf1 | 253 | if (he == NULL) |
8035e428 | 254 | return -ENOMEM; |
628ada0c | 255 | |
e345f3bd | 256 | ret = hist_entry__inc_addr_samples(he, sample, evsel, al->addr); |
4ea062ed | 257 | hists__inc_nr_samples(hists, true); |
e248de33 | 258 | return ret; |
8035e428 IM |
259 | } |
260 | ||
45694aa7 | 261 | static int process_sample_event(struct perf_tool *tool, |
d20deb64 | 262 | union perf_event *event, |
8115d60c | 263 | struct perf_sample *sample, |
32dcd021 | 264 | struct evsel *evsel, |
743eb868 | 265 | struct machine *machine) |
8035e428 | 266 | { |
45694aa7 | 267 | struct perf_annotate *ann = container_of(tool, struct perf_annotate, tool); |
1ed091c4 | 268 | struct addr_location al; |
b91fc39f | 269 | int ret = 0; |
6baa0a5a | 270 | |
bb3eb566 | 271 | if (machine__resolve(machine, &al, sample) < 0) { |
29a9f66d ACM |
272 | pr_warning("problem processing %d event, skipping it.\n", |
273 | event->header.type); | |
8035e428 IM |
274 | return -1; |
275 | } | |
276 | ||
7009cc34 | 277 | if (ann->cpu_list && !test_bit(sample->cpu, ann->cpu_bitmap)) |
b91fc39f | 278 | goto out_put; |
5d67be97 | 279 | |
bb848c14 JY |
280 | if (!al.filtered && |
281 | perf_evsel__add_sample(evsel, sample, &al, ann, machine)) { | |
29a9f66d ACM |
282 | pr_warning("problem incrementing symbol count, " |
283 | "skipping event\n"); | |
b91fc39f | 284 | ret = -1; |
8035e428 | 285 | } |
b91fc39f ACM |
286 | out_put: |
287 | addr_location__put(&al); | |
288 | return ret; | |
8035e428 IM |
289 | } |
290 | ||
89f1688a JO |
291 | static int process_feature_event(struct perf_session *session, |
292 | union perf_event *event) | |
92ead7ee RB |
293 | { |
294 | if (event->feat.feat_id < HEADER_LAST_FEATURE) | |
89f1688a | 295 | return perf_event__process_feature(session, event); |
92ead7ee RB |
296 | return 0; |
297 | } | |
298 | ||
db8fd07a | 299 | static int hist_entry__tty_annotate(struct hist_entry *he, |
32dcd021 | 300 | struct evsel *evsel, |
d20deb64 | 301 | struct perf_annotate *ann) |
0b73da3f | 302 | { |
befd2a38 | 303 | if (!ann->use_stdio2) |
29754894 | 304 | return symbol__tty_annotate(&he->ms, evsel, &ann->opts); |
982d410b | 305 | |
29754894 | 306 | return symbol__tty_annotate2(&he->ms, evsel, &ann->opts); |
0b73da3f IM |
307 | } |
308 | ||
c824c433 | 309 | static void hists__find_annotations(struct hists *hists, |
32dcd021 | 310 | struct evsel *evsel, |
d20deb64 | 311 | struct perf_annotate *ann) |
0b73da3f | 312 | { |
2eb3d689 | 313 | struct rb_node *nd = rb_first_cached(&hists->entries), *next; |
cf958003 | 314 | int key = K_RIGHT; |
0b73da3f | 315 | |
46e3e055 | 316 | while (nd) { |
ed52ce2e | 317 | struct hist_entry *he = rb_entry(nd, struct hist_entry, rb_node); |
78f7defe | 318 | struct annotation *notes; |
0b73da3f | 319 | |
46e3e055 ACM |
320 | if (he->ms.sym == NULL || he->ms.map->dso->annotate_warned) |
321 | goto find_next; | |
0b73da3f | 322 | |
bb848c14 JY |
323 | if (ann->sym_hist_filter && |
324 | (strcmp(he->ms.sym->name, ann->sym_hist_filter) != 0)) | |
325 | goto find_next; | |
326 | ||
78f7defe | 327 | notes = symbol__annotation(he->ms.sym); |
ce6f4fab | 328 | if (notes->src == NULL) { |
46e3e055 | 329 | find_next: |
cf958003 | 330 | if (key == K_LEFT) |
46e3e055 ACM |
331 | nd = rb_prev(nd); |
332 | else | |
333 | nd = rb_next(nd); | |
e4204992 | 334 | continue; |
46e3e055 | 335 | } |
e4204992 | 336 | |
2b676bf0 | 337 | if (use_browser == 2) { |
18c9e5c5 | 338 | int ret; |
fc67297b | 339 | int (*annotate)(struct hist_entry *he, |
32dcd021 | 340 | struct evsel *evsel, |
fc67297b NK |
341 | struct hist_browser_timer *hbt); |
342 | ||
343 | annotate = dlsym(perf_gtk_handle, | |
344 | "hist_entry__gtk_annotate"); | |
345 | if (annotate == NULL) { | |
346 | ui__error("GTK browser not found!\n"); | |
347 | return; | |
348 | } | |
18c9e5c5 | 349 | |
fc67297b | 350 | ret = annotate(he, evsel, NULL); |
18c9e5c5 NK |
351 | if (!ret || !ann->skip_missing) |
352 | return; | |
353 | ||
354 | /* skip missing symbols */ | |
355 | nd = rb_next(nd); | |
2b676bf0 | 356 | } else if (use_browser == 1) { |
cd0cccba | 357 | key = hist_entry__tui_annotate(he, evsel, NULL, &ann->opts); |
bb848c14 | 358 | |
46e3e055 | 359 | switch (key) { |
18c9e5c5 NK |
360 | case -1: |
361 | if (!ann->skip_missing) | |
362 | return; | |
363 | /* fall through */ | |
cf958003 | 364 | case K_RIGHT: |
b50e003d | 365 | next = rb_next(nd); |
46e3e055 | 366 | break; |
cf958003 | 367 | case K_LEFT: |
b50e003d | 368 | next = rb_prev(nd); |
46e3e055 | 369 | break; |
b50e003d ACM |
370 | default: |
371 | return; | |
46e3e055 | 372 | } |
b50e003d ACM |
373 | |
374 | if (next != NULL) | |
375 | nd = next; | |
46e3e055 | 376 | } else { |
db8fd07a | 377 | hist_entry__tty_annotate(he, evsel, ann); |
46e3e055 ACM |
378 | nd = rb_next(nd); |
379 | /* | |
380 | * Since we have a hist_entry per IP for the same | |
ce6f4fab | 381 | * symbol, free he->ms.sym->src to signal we already |
46e3e055 ACM |
382 | * processed this symbol. |
383 | */ | |
d4957633 | 384 | zfree(¬es->src->cycles_hist); |
04662523 | 385 | zfree(¬es->src); |
46e3e055 | 386 | } |
0b73da3f | 387 | } |
0b73da3f IM |
388 | } |
389 | ||
d20deb64 | 390 | static int __cmd_annotate(struct perf_annotate *ann) |
8035e428 | 391 | { |
bab81b62 | 392 | int ret; |
fa10f316 | 393 | struct perf_session *session = ann->session; |
32dcd021 | 394 | struct evsel *pos; |
e248de33 | 395 | u64 total_nr_samples; |
94c744b6 | 396 | |
7009cc34 ACM |
397 | if (ann->cpu_list) { |
398 | ret = perf_session__cpu_bitmap(session, ann->cpu_list, | |
399 | ann->cpu_bitmap); | |
5d67be97 | 400 | if (ret) |
fa10f316 | 401 | goto out; |
5d67be97 AB |
402 | } |
403 | ||
f178fd2d ACM |
404 | if (!ann->opts.objdump_path) { |
405 | ret = perf_env__lookup_objdump(&session->header.env, | |
406 | &ann->opts.objdump_path); | |
68e94f4e | 407 | if (ret) |
fa10f316 | 408 | goto out; |
68e94f4e IT |
409 | } |
410 | ||
b7b61cbe | 411 | ret = perf_session__process_events(session); |
bab81b62 | 412 | if (ret) |
fa10f316 | 413 | goto out; |
8035e428 | 414 | |
62daacb5 | 415 | if (dump_trace) { |
c8446b9b | 416 | perf_session__fprintf_nr_events(session, stdout); |
2a1731fb | 417 | perf_evlist__fprintf_nr_events(session->evlist, stdout); |
fa10f316 | 418 | goto out; |
62daacb5 | 419 | } |
8035e428 | 420 | |
da21d1b5 | 421 | if (verbose > 3) |
b3165f41 | 422 | perf_session__fprintf(session, stdout); |
8035e428 | 423 | |
da21d1b5 | 424 | if (verbose > 2) |
cbf69680 | 425 | perf_session__fprintf_dsos(session, stdout); |
8035e428 | 426 | |
e248de33 | 427 | total_nr_samples = 0; |
e5cadb93 | 428 | evlist__for_each_entry(session->evlist, pos) { |
4ea062ed | 429 | struct hists *hists = evsel__hists(pos); |
e248de33 ACM |
430 | u32 nr_samples = hists->stats.nr_events[PERF_RECORD_SAMPLE]; |
431 | ||
432 | if (nr_samples > 0) { | |
433 | total_nr_samples += nr_samples; | |
c1fb5651 | 434 | hists__collapse_resort(hists, NULL); |
f9db0d0f KL |
435 | /* Don't sort callchain */ |
436 | perf_evsel__reset_sample_bit(pos, CALLCHAIN); | |
452ce03b | 437 | perf_evsel__output_resort(pos, NULL); |
b1dd4432 NK |
438 | |
439 | if (symbol_conf.event_group && | |
440 | !perf_evsel__is_group_leader(pos)) | |
441 | continue; | |
442 | ||
db8fd07a | 443 | hists__find_annotations(hists, pos, ann); |
e248de33 ACM |
444 | } |
445 | } | |
8035e428 | 446 | |
e248de33 | 447 | if (total_nr_samples == 0) { |
2d4f2799 | 448 | ui__error("The %s data has no samples!\n", session->data->path); |
fa10f316 | 449 | goto out; |
e248de33 | 450 | } |
7a60ba94 | 451 | |
fc67297b NK |
452 | if (use_browser == 2) { |
453 | void (*show_annotations)(void); | |
454 | ||
455 | show_annotations = dlsym(perf_gtk_handle, | |
456 | "perf_gtk__show_annotations"); | |
457 | if (show_annotations == NULL) { | |
458 | ui__error("GTK browser not found!\n"); | |
fa10f316 | 459 | goto out; |
fc67297b NK |
460 | } |
461 | show_annotations(); | |
462 | } | |
7a60ba94 | 463 | |
fa10f316 | 464 | out: |
bab81b62 | 465 | return ret; |
8035e428 IM |
466 | } |
467 | ||
468 | static const char * const annotate_usage[] = { | |
99345254 | 469 | "perf annotate [<options>]", |
8035e428 IM |
470 | NULL |
471 | }; | |
472 | ||
b0ad8ea6 | 473 | int cmd_annotate(int argc, const char **argv) |
d20deb64 ACM |
474 | { |
475 | struct perf_annotate annotate = { | |
45694aa7 | 476 | .tool = { |
d20deb64 ACM |
477 | .sample = process_sample_event, |
478 | .mmap = perf_event__process_mmap, | |
5c5e854b | 479 | .mmap2 = perf_event__process_mmap2, |
d20deb64 | 480 | .comm = perf_event__process_comm, |
ec4622f5 | 481 | .exit = perf_event__process_exit, |
f62d3f0f | 482 | .fork = perf_event__process_fork, |
f3b3614a | 483 | .namespaces = perf_event__process_namespaces, |
6ab11f3a DCC |
484 | .attr = perf_event__process_attr, |
485 | .build_id = perf_event__process_build_id, | |
f4849599 | 486 | .tracing_data = perf_event__process_tracing_data, |
92ead7ee | 487 | .feature = process_feature_event, |
0a8cb85c | 488 | .ordered_events = true, |
d20deb64 ACM |
489 | .ordering_requires_timestamps = true, |
490 | }, | |
982d410b | 491 | .opts = annotation__default_options, |
d20deb64 | 492 | }; |
8ceb41d7 | 493 | struct perf_data data = { |
fa10f316 NK |
494 | .mode = PERF_DATA_MODE_READ, |
495 | }; | |
1ac39372 | 496 | struct option options[] = { |
70cb4e96 | 497 | OPT_STRING('i', "input", &input_name, "file", |
8035e428 | 498 | "input file name"), |
ac73c5a9 ACM |
499 | OPT_STRING('d', "dsos", &symbol_conf.dso_list_str, "dso[,dso...]", |
500 | "only consider symbols in these dsos"), | |
7009cc34 | 501 | OPT_STRING('s', "symbol", &annotate.sym_hist_filter, "symbol", |
0b73da3f | 502 | "symbol to annotate"), |
8ceb41d7 | 503 | OPT_BOOLEAN('f', "force", &data.force, "don't complain, do it"), |
c0555642 | 504 | OPT_INCR('v', "verbose", &verbose, |
8035e428 | 505 | "be more verbose (show symbol address, etc)"), |
eddaef88 | 506 | OPT_BOOLEAN('q', "quiet", &quiet, "do now show any message"), |
8035e428 IM |
507 | OPT_BOOLEAN('D', "dump-raw-trace", &dump_trace, |
508 | "dump raw trace in ASCII"), | |
2b676bf0 | 509 | OPT_BOOLEAN(0, "gtk", &annotate.use_gtk, "Use the GTK interface"), |
7009cc34 ACM |
510 | OPT_BOOLEAN(0, "tui", &annotate.use_tui, "Use the TUI interface"), |
511 | OPT_BOOLEAN(0, "stdio", &annotate.use_stdio, "Use the stdio interface"), | |
befd2a38 | 512 | OPT_BOOLEAN(0, "stdio2", &annotate.use_stdio2, "Use the stdio interface"), |
be316409 ACM |
513 | OPT_BOOLEAN(0, "ignore-vmlinux", &symbol_conf.ignore_vmlinux, |
514 | "don't load vmlinux even if found"), | |
b32d133a ACM |
515 | OPT_STRING('k', "vmlinux", &symbol_conf.vmlinux_name, |
516 | "file", "vmlinux pathname"), | |
517 | OPT_BOOLEAN('m', "modules", &symbol_conf.use_modules, | |
42976487 | 518 | "load module symbols - WARNING: use only with -k and LIVE kernel"), |
982d410b | 519 | OPT_BOOLEAN('l', "print-line", &annotate.opts.print_lines, |
301406b9 | 520 | "print matching source lines (may be slow)"), |
982d410b | 521 | OPT_BOOLEAN('P', "full-paths", &annotate.opts.full_path, |
42976487 | 522 | "Don't shorten the displayed pathnames"), |
18c9e5c5 NK |
523 | OPT_BOOLEAN(0, "skip-missing", &annotate.skip_missing, |
524 | "Skip symbols that cannot be annotated"), | |
7ebaf489 JY |
525 | OPT_BOOLEAN_SET(0, "group", &symbol_conf.event_group, |
526 | &annotate.group_set, | |
527 | "Show event group information together"), | |
c8e66720 | 528 | OPT_STRING('C', "cpu", &annotate.cpu_list, "cpu", "list of cpus to profile"), |
a7066709 HK |
529 | OPT_CALLBACK(0, "symfs", NULL, "directory", |
530 | "Look for files with symbols relative to this directory", | |
531 | symbol__config_symfs), | |
1eddd9e4 | 532 | OPT_BOOLEAN(0, "source", &annotate.opts.annotate_src, |
3e6a2a7f | 533 | "Interleave source code with assembly code (default)"), |
1eddd9e4 | 534 | OPT_BOOLEAN(0, "asm-raw", &annotate.opts.show_asm_raw, |
3e6a2a7f | 535 | "Display raw encoding of assembly instructions (default)"), |
a47e843e | 536 | OPT_STRING('M', "disassembler-style", &annotate.opts.disassembler_style, "disassembler style", |
f69b64f7 | 537 | "Specify disassembler style (e.g. -M intel for intel syntax)"), |
3b0b16bf AK |
538 | OPT_STRING(0, "prefix", &annotate.opts.prefix, "prefix", |
539 | "Add prefix to source file path names in programs (with --prefix-strip)"), | |
540 | OPT_STRING(0, "prefix-strip", &annotate.opts.prefix_strip, "N", | |
541 | "Strip first N entries of source file path name in programs (with --prefix)"), | |
f178fd2d | 542 | OPT_STRING(0, "objdump", &annotate.opts.objdump_path, "path", |
7a4ec938 | 543 | "objdump binary to use for disassembly and annotations"), |
b1dd4432 NK |
544 | OPT_BOOLEAN(0, "group", &symbol_conf.event_group, |
545 | "Show event group information together"), | |
0c4a5bce ML |
546 | OPT_BOOLEAN(0, "show-total-period", &symbol_conf.show_total_period, |
547 | "Show a column with the sum of periods"), | |
1ac39372 TS |
548 | OPT_BOOLEAN('n', "show-nr-samples", &symbol_conf.show_nr_samples, |
549 | "Show a column with the number of samples"), | |
53fe4ba1 ACM |
550 | OPT_CALLBACK_DEFAULT(0, "stdio-color", NULL, "mode", |
551 | "'always' (default), 'never' or 'auto' only applicable to --stdio mode", | |
552 | stdio__config_color, "always"), | |
88c21190 JO |
553 | OPT_CALLBACK(0, "percent-type", &annotate.opts, "local-period", |
554 | "Set percent type local/global-period/hits", | |
555 | annotate_parse_percent_type), | |
556 | ||
8035e428 | 557 | OPT_END() |
d20deb64 | 558 | }; |
1ac39372 TS |
559 | int ret; |
560 | ||
561 | set_option_flag(options, 0, "show-total-period", PARSE_OPT_EXCLUSIVE); | |
562 | set_option_flag(options, 0, "show-nr-samples", PARSE_OPT_EXCLUSIVE); | |
563 | ||
a635fc51 | 564 | |
1ac39372 | 565 | ret = hists__init(); |
a635fc51 ACM |
566 | if (ret < 0) |
567 | return ret; | |
8035e428 | 568 | |
812b0f52 RB |
569 | annotation_config__init(&annotate.opts); |
570 | ||
655000e7 | 571 | argc = parse_options(argc, argv, options, annotate_usage, 0); |
50e19ef9 NK |
572 | if (argc) { |
573 | /* | |
574 | * Special case: if there's an argument left then assume that | |
575 | * it's a symbol filter: | |
576 | */ | |
577 | if (argc > 1) | |
578 | usage_with_options(annotate_usage, options); | |
579 | ||
580 | annotate.sym_hist_filter = argv[0]; | |
581 | } | |
655000e7 | 582 | |
3b0b16bf AK |
583 | if (annotate_check_args(&annotate.opts) < 0) |
584 | return -EINVAL; | |
585 | ||
9cef4b0b TS |
586 | if (symbol_conf.show_nr_samples && annotate.use_gtk) { |
587 | pr_err("--show-nr-samples is not available in --gtk mode at this time\n"); | |
1ac39372 TS |
588 | return ret; |
589 | } | |
590 | ||
eddaef88 NK |
591 | if (quiet) |
592 | perf_quiet_option(); | |
593 | ||
2d4f2799 | 594 | data.path = input_name; |
44848cdb | 595 | |
8ceb41d7 | 596 | annotate.session = perf_session__new(&data, false, &annotate.tool); |
6ef81c55 MI |
597 | if (IS_ERR(annotate.session)) |
598 | return PTR_ERR(annotate.session); | |
fa10f316 | 599 | |
bb848c14 JY |
600 | annotate.has_br_stack = perf_header__has_feat(&annotate.session->header, |
601 | HEADER_BRANCH_STACK); | |
602 | ||
7ebaf489 JY |
603 | if (annotate.group_set) |
604 | perf_evlist__force_leader(annotate.session->evlist); | |
605 | ||
b01141f4 ACM |
606 | ret = symbol__annotation_init(); |
607 | if (ret < 0) | |
608 | goto out_delete; | |
609 | ||
75be6cf4 ACM |
610 | symbol_conf.try_vmlinux_path = true; |
611 | ||
0a7e6d1b | 612 | ret = symbol__init(&annotate.session->header.env); |
fa10f316 NK |
613 | if (ret < 0) |
614 | goto out_delete; | |
8035e428 | 615 | |
befd2a38 | 616 | if (annotate.use_stdio || annotate.use_stdio2) |
3df668e7 NK |
617 | use_browser = 0; |
618 | else if (annotate.use_tui) | |
619 | use_browser = 1; | |
620 | else if (annotate.use_gtk) | |
621 | use_browser = 2; | |
622 | ||
623 | setup_browser(true); | |
624 | ||
befd2a38 | 625 | if ((use_browser == 1 || annotate.use_stdio2) && annotate.has_br_stack) { |
bb848c14 JY |
626 | sort__mode = SORT_MODE__BRANCH; |
627 | if (setup_sorting(annotate.session->evlist) < 0) | |
628 | usage_with_options(annotate_usage, options); | |
629 | } else { | |
630 | if (setup_sorting(NULL) < 0) | |
631 | usage_with_options(annotate_usage, options); | |
632 | } | |
633 | ||
fa10f316 NK |
634 | ret = __cmd_annotate(&annotate); |
635 | ||
636 | out_delete: | |
637 | /* | |
638 | * Speed up the exit process, for large files this can | |
639 | * take quite a while. | |
640 | * | |
641 | * XXX Enable this when using valgrind or if we ever | |
642 | * librarize this command. | |
643 | * | |
644 | * Also experiment with obstacks to see how much speed | |
645 | * up we'll get here. | |
646 | * | |
647 | * perf_session__delete(session); | |
648 | */ | |
649 | return ret; | |
8035e428 | 650 | } |