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Commit | Line | Data |
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8035e428 IM |
1 | /* |
2 | * builtin-annotate.c | |
3 | * | |
4 | * Builtin annotate 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/color.h" | |
5da50258 | 13 | #include <linux/list.h> |
8035e428 | 14 | #include "util/cache.h" |
43cbcd8a | 15 | #include <linux/rbtree.h> |
8035e428 IM |
16 | #include "util/symbol.h" |
17 | #include "util/string.h" | |
18 | ||
19 | #include "perf.h" | |
8f28827a | 20 | #include "util/debug.h" |
8035e428 | 21 | |
62daacb5 | 22 | #include "util/event.h" |
8035e428 IM |
23 | #include "util/parse-options.h" |
24 | #include "util/parse-events.h" | |
6baa0a5a | 25 | #include "util/thread.h" |
dd68ada2 | 26 | #include "util/sort.h" |
3d1d07ec | 27 | #include "util/hist.h" |
94c744b6 | 28 | #include "util/session.h" |
8035e428 | 29 | |
8035e428 | 30 | static char const *input_name = "perf.data"; |
8035e428 | 31 | |
fa6963b2 | 32 | static int force; |
8035e428 | 33 | |
42976487 MG |
34 | static int full_paths; |
35 | ||
301406b9 FW |
36 | static int print_line; |
37 | ||
e4204992 ACM |
38 | struct sym_hist { |
39 | u64 sum; | |
40 | u64 ip[0]; | |
41 | }; | |
42 | ||
301406b9 | 43 | struct sym_ext { |
971738f3 | 44 | struct rb_node node; |
301406b9 FW |
45 | double percent; |
46 | char *path; | |
47 | }; | |
48 | ||
e4204992 ACM |
49 | struct sym_priv { |
50 | struct sym_hist *hist; | |
51 | struct sym_ext *ext; | |
52 | }; | |
53 | ||
54 | static const char *sym_hist_filter; | |
55 | ||
628ada0c | 56 | static int sym__alloc_hist(struct symbol *self) |
e4204992 | 57 | { |
628ada0c ACM |
58 | struct sym_priv *priv = symbol__priv(self); |
59 | const int size = (sizeof(*priv->hist) + | |
60 | (self->end - self->start) * sizeof(u64)); | |
61 | ||
62 | priv->hist = zalloc(size); | |
63 | return priv->hist == NULL ? -1 : 0; | |
e4204992 | 64 | } |
8035e428 | 65 | |
0b73da3f IM |
66 | /* |
67 | * collect histogram counts | |
68 | */ | |
628ada0c | 69 | static int annotate__hist_hit(struct hist_entry *he, u64 ip) |
8035e428 | 70 | { |
0b73da3f IM |
71 | unsigned int sym_size, offset; |
72 | struct symbol *sym = he->sym; | |
e4204992 ACM |
73 | struct sym_priv *priv; |
74 | struct sym_hist *h; | |
8035e428 | 75 | |
0b73da3f | 76 | he->count++; |
8035e428 | 77 | |
e4204992 | 78 | if (!sym || !he->map) |
628ada0c | 79 | return 0; |
e4204992 | 80 | |
00a192b3 | 81 | priv = symbol__priv(sym); |
628ada0c ACM |
82 | if (priv->hist == NULL && sym__alloc_hist(sym) < 0) |
83 | return -ENOMEM; | |
8035e428 | 84 | |
0b73da3f IM |
85 | sym_size = sym->end - sym->start; |
86 | offset = ip - sym->start; | |
8035e428 | 87 | |
29a9f66d | 88 | pr_debug3("%s: ip=%#Lx\n", __func__, he->map->unmap_ip(he->map, ip)); |
ed52ce2e | 89 | |
0b73da3f | 90 | if (offset >= sym_size) |
628ada0c | 91 | return 0; |
8035e428 | 92 | |
e4204992 ACM |
93 | h = priv->hist; |
94 | h->sum++; | |
95 | h->ip[offset]++; | |
8035e428 | 96 | |
29a9f66d ACM |
97 | pr_debug3("%#Lx %s: count++ [ip: %#Lx, %#Lx] => %Ld\n", he->sym->start, |
98 | he->sym->name, ip, ip - he->sym->start, h->ip[offset]); | |
628ada0c | 99 | return 0; |
8035e428 IM |
100 | } |
101 | ||
4e4f06e4 ACM |
102 | static int perf_session__add_hist_entry(struct perf_session *self, |
103 | struct addr_location *al, u64 count) | |
8035e428 | 104 | { |
9735abf1 | 105 | bool hit; |
628ada0c ACM |
106 | struct hist_entry *he; |
107 | ||
108 | if (sym_hist_filter != NULL && | |
109 | (al->sym == NULL || strcmp(sym_hist_filter, al->sym->name) != 0)) { | |
110 | /* We're only interested in a symbol named sym_hist_filter */ | |
111 | if (al->sym != NULL) { | |
112 | rb_erase(&al->sym->rb_node, | |
113 | &al->map->dso->symbols[al->map->type]); | |
114 | symbol__delete(al->sym); | |
115 | } | |
116 | return 0; | |
117 | } | |
118 | ||
119 | he = __perf_session__add_hist_entry(self, al, NULL, count, &hit); | |
9735abf1 | 120 | if (he == NULL) |
8035e428 | 121 | return -ENOMEM; |
628ada0c ACM |
122 | |
123 | return annotate__hist_hit(he, al->addr); | |
8035e428 IM |
124 | } |
125 | ||
b3165f41 | 126 | static int process_sample_event(event_t *event, struct perf_session *session) |
8035e428 | 127 | { |
1ed091c4 | 128 | struct addr_location al; |
6baa0a5a | 129 | |
0d755034 ACM |
130 | dump_printf("(IP, %d): %d: %#Lx\n", event->header.misc, |
131 | event->ip.pid, event->ip.ip); | |
8035e428 | 132 | |
628ada0c | 133 | if (event__preprocess_sample(event, session, &al, NULL) < 0) { |
29a9f66d ACM |
134 | pr_warning("problem processing %d event, skipping it.\n", |
135 | event->header.type); | |
8035e428 IM |
136 | return -1; |
137 | } | |
138 | ||
c410a338 | 139 | if (!al.filtered && perf_session__add_hist_entry(session, &al, 1)) { |
29a9f66d ACM |
140 | pr_warning("problem incrementing symbol count, " |
141 | "skipping event\n"); | |
ec218fc4 | 142 | return -1; |
8035e428 | 143 | } |
8035e428 IM |
144 | |
145 | return 0; | |
146 | } | |
147 | ||
48fb4fdd ACM |
148 | struct objdump_line { |
149 | struct list_head node; | |
150 | s64 offset; | |
151 | char *line; | |
152 | }; | |
153 | ||
154 | static struct objdump_line *objdump_line__new(s64 offset, char *line) | |
155 | { | |
156 | struct objdump_line *self = malloc(sizeof(*self)); | |
157 | ||
158 | if (self != NULL) { | |
159 | self->offset = offset; | |
160 | self->line = line; | |
161 | } | |
162 | ||
163 | return self; | |
164 | } | |
165 | ||
166 | static void objdump_line__free(struct objdump_line *self) | |
167 | { | |
168 | free(self->line); | |
169 | free(self); | |
170 | } | |
171 | ||
172 | static void objdump__add_line(struct list_head *head, struct objdump_line *line) | |
173 | { | |
174 | list_add_tail(&line->node, head); | |
175 | } | |
176 | ||
177 | static struct objdump_line *objdump__get_next_ip_line(struct list_head *head, | |
178 | struct objdump_line *pos) | |
179 | { | |
180 | list_for_each_entry_continue(pos, head, node) | |
181 | if (pos->offset >= 0) | |
182 | return pos; | |
183 | ||
184 | return NULL; | |
185 | } | |
186 | ||
187 | static int parse_line(FILE *file, struct hist_entry *he, | |
188 | struct list_head *head) | |
0b73da3f | 189 | { |
ed52ce2e | 190 | struct symbol *sym = he->sym; |
48fb4fdd | 191 | struct objdump_line *objdump_line; |
0b73da3f | 192 | char *line = NULL, *tmp, *tmp2; |
0b73da3f | 193 | size_t line_len; |
48fb4fdd | 194 | s64 line_ip, offset = -1; |
0b73da3f IM |
195 | char *c; |
196 | ||
197 | if (getline(&line, &line_len, file) < 0) | |
198 | return -1; | |
48fb4fdd | 199 | |
0b73da3f IM |
200 | if (!line) |
201 | return -1; | |
202 | ||
203 | c = strchr(line, '\n'); | |
204 | if (c) | |
205 | *c = 0; | |
206 | ||
207 | line_ip = -1; | |
0b73da3f IM |
208 | |
209 | /* | |
210 | * Strip leading spaces: | |
211 | */ | |
212 | tmp = line; | |
213 | while (*tmp) { | |
214 | if (*tmp != ' ') | |
215 | break; | |
216 | tmp++; | |
217 | } | |
218 | ||
219 | if (*tmp) { | |
220 | /* | |
221 | * Parse hexa addresses followed by ':' | |
222 | */ | |
223 | line_ip = strtoull(tmp, &tmp2, 16); | |
224 | if (*tmp2 != ':') | |
225 | line_ip = -1; | |
226 | } | |
227 | ||
228 | if (line_ip != -1) { | |
48fb4fdd ACM |
229 | u64 start = map__rip_2objdump(he->map, sym->start); |
230 | offset = line_ip - start; | |
231 | } | |
232 | ||
233 | objdump_line = objdump_line__new(offset, line); | |
234 | if (objdump_line == NULL) { | |
235 | free(line); | |
236 | return -1; | |
237 | } | |
238 | objdump__add_line(head, objdump_line); | |
239 | ||
240 | return 0; | |
241 | } | |
242 | ||
243 | static int objdump_line__print(struct objdump_line *self, | |
244 | struct list_head *head, | |
245 | struct hist_entry *he, u64 len) | |
246 | { | |
247 | struct symbol *sym = he->sym; | |
248 | static const char *prev_line; | |
249 | static const char *prev_color; | |
250 | ||
251 | if (self->offset != -1) { | |
301406b9 | 252 | const char *path = NULL; |
0b73da3f IM |
253 | unsigned int hits = 0; |
254 | double percent = 0.0; | |
83a0944f | 255 | const char *color; |
00a192b3 | 256 | struct sym_priv *priv = symbol__priv(sym); |
e4204992 ACM |
257 | struct sym_ext *sym_ext = priv->ext; |
258 | struct sym_hist *h = priv->hist; | |
48fb4fdd ACM |
259 | s64 offset = self->offset; |
260 | struct objdump_line *next = objdump__get_next_ip_line(head, self); | |
261 | ||
262 | while (offset < (s64)len && | |
263 | (next == NULL || offset < next->offset)) { | |
264 | if (sym_ext) { | |
265 | if (path == NULL) | |
266 | path = sym_ext[offset].path; | |
267 | percent += sym_ext[offset].percent; | |
268 | } else | |
269 | hits += h->ip[offset]; | |
270 | ||
271 | ++offset; | |
272 | } | |
0b73da3f | 273 | |
48fb4fdd | 274 | if (sym_ext == NULL && h->sum) |
e4204992 | 275 | percent = 100.0 * hits / h->sum; |
0b73da3f | 276 | |
1e11fd82 | 277 | color = get_percent_color(percent); |
0b73da3f | 278 | |
301406b9 FW |
279 | /* |
280 | * Also color the filename and line if needed, with | |
281 | * the same color than the percentage. Don't print it | |
282 | * twice for close colored ip with the same filename:line | |
283 | */ | |
284 | if (path) { | |
285 | if (!prev_line || strcmp(prev_line, path) | |
286 | || color != prev_color) { | |
287 | color_fprintf(stdout, color, " %s", path); | |
288 | prev_line = path; | |
289 | prev_color = color; | |
290 | } | |
291 | } | |
292 | ||
0b73da3f IM |
293 | color_fprintf(stdout, color, " %7.2f", percent); |
294 | printf(" : "); | |
48fb4fdd | 295 | color_fprintf(stdout, PERF_COLOR_BLUE, "%s\n", self->line); |
0b73da3f | 296 | } else { |
48fb4fdd | 297 | if (!*self->line) |
0b73da3f IM |
298 | printf(" :\n"); |
299 | else | |
48fb4fdd | 300 | printf(" : %s\n", self->line); |
0b73da3f IM |
301 | } |
302 | ||
303 | return 0; | |
304 | } | |
305 | ||
971738f3 FW |
306 | static struct rb_root root_sym_ext; |
307 | ||
308 | static void insert_source_line(struct sym_ext *sym_ext) | |
309 | { | |
310 | struct sym_ext *iter; | |
311 | struct rb_node **p = &root_sym_ext.rb_node; | |
312 | struct rb_node *parent = NULL; | |
313 | ||
314 | while (*p != NULL) { | |
315 | parent = *p; | |
316 | iter = rb_entry(parent, struct sym_ext, node); | |
317 | ||
318 | if (sym_ext->percent > iter->percent) | |
319 | p = &(*p)->rb_left; | |
320 | else | |
321 | p = &(*p)->rb_right; | |
322 | } | |
323 | ||
324 | rb_link_node(&sym_ext->node, parent, p); | |
325 | rb_insert_color(&sym_ext->node, &root_sym_ext); | |
326 | } | |
327 | ||
e4204992 | 328 | static void free_source_line(struct hist_entry *he, int len) |
301406b9 | 329 | { |
00a192b3 | 330 | struct sym_priv *priv = symbol__priv(he->sym); |
e4204992 | 331 | struct sym_ext *sym_ext = priv->ext; |
301406b9 FW |
332 | int i; |
333 | ||
334 | if (!sym_ext) | |
335 | return; | |
336 | ||
337 | for (i = 0; i < len; i++) | |
338 | free(sym_ext[i].path); | |
339 | free(sym_ext); | |
340 | ||
e4204992 | 341 | priv->ext = NULL; |
971738f3 | 342 | root_sym_ext = RB_ROOT; |
301406b9 FW |
343 | } |
344 | ||
345 | /* Get the filename:line for the colored entries */ | |
c17c2db1 | 346 | static void |
ed52ce2e | 347 | get_source_line(struct hist_entry *he, int len, const char *filename) |
301406b9 | 348 | { |
ed52ce2e ACM |
349 | struct symbol *sym = he->sym; |
350 | u64 start; | |
301406b9 FW |
351 | int i; |
352 | char cmd[PATH_MAX * 2]; | |
353 | struct sym_ext *sym_ext; | |
00a192b3 | 354 | struct sym_priv *priv = symbol__priv(sym); |
e4204992 | 355 | struct sym_hist *h = priv->hist; |
301406b9 | 356 | |
e4204992 | 357 | if (!h->sum) |
301406b9 FW |
358 | return; |
359 | ||
e4204992 ACM |
360 | sym_ext = priv->ext = calloc(len, sizeof(struct sym_ext)); |
361 | if (!priv->ext) | |
301406b9 FW |
362 | return; |
363 | ||
ed52ce2e | 364 | start = he->map->unmap_ip(he->map, sym->start); |
301406b9 FW |
365 | |
366 | for (i = 0; i < len; i++) { | |
367 | char *path = NULL; | |
368 | size_t line_len; | |
9cffa8d5 | 369 | u64 offset; |
301406b9 FW |
370 | FILE *fp; |
371 | ||
e4204992 | 372 | sym_ext[i].percent = 100.0 * h->ip[i] / h->sum; |
301406b9 FW |
373 | if (sym_ext[i].percent <= 0.5) |
374 | continue; | |
375 | ||
ed52ce2e | 376 | offset = start + i; |
c17c2db1 | 377 | sprintf(cmd, "addr2line -e %s %016llx", filename, offset); |
301406b9 FW |
378 | fp = popen(cmd, "r"); |
379 | if (!fp) | |
380 | continue; | |
381 | ||
382 | if (getline(&path, &line_len, fp) < 0 || !line_len) | |
383 | goto next; | |
384 | ||
c17c2db1 | 385 | sym_ext[i].path = malloc(sizeof(char) * line_len + 1); |
301406b9 FW |
386 | if (!sym_ext[i].path) |
387 | goto next; | |
388 | ||
389 | strcpy(sym_ext[i].path, path); | |
971738f3 | 390 | insert_source_line(&sym_ext[i]); |
301406b9 FW |
391 | |
392 | next: | |
393 | pclose(fp); | |
394 | } | |
395 | } | |
396 | ||
83a0944f | 397 | static void print_summary(const char *filename) |
971738f3 FW |
398 | { |
399 | struct sym_ext *sym_ext; | |
400 | struct rb_node *node; | |
401 | ||
402 | printf("\nSorted summary for file %s\n", filename); | |
403 | printf("----------------------------------------------\n\n"); | |
404 | ||
405 | if (RB_EMPTY_ROOT(&root_sym_ext)) { | |
406 | printf(" Nothing higher than %1.1f%%\n", MIN_GREEN); | |
407 | return; | |
408 | } | |
409 | ||
410 | node = rb_first(&root_sym_ext); | |
411 | while (node) { | |
412 | double percent; | |
83a0944f | 413 | const char *color; |
971738f3 FW |
414 | char *path; |
415 | ||
416 | sym_ext = rb_entry(node, struct sym_ext, node); | |
417 | percent = sym_ext->percent; | |
1e11fd82 | 418 | color = get_percent_color(percent); |
971738f3 FW |
419 | path = sym_ext->path; |
420 | ||
421 | color_fprintf(stdout, color, " %7.2f %s", percent, path); | |
422 | node = rb_next(node); | |
423 | } | |
424 | } | |
425 | ||
48fb4fdd ACM |
426 | static void hist_entry__print_hits(struct hist_entry *self) |
427 | { | |
428 | struct symbol *sym = self->sym; | |
429 | struct sym_priv *priv = symbol__priv(sym); | |
430 | struct sym_hist *h = priv->hist; | |
431 | u64 len = sym->end - sym->start, offset; | |
432 | ||
433 | for (offset = 0; offset < len; ++offset) | |
434 | if (h->ip[offset] != 0) | |
435 | printf("%*Lx: %Lu\n", BITS_PER_LONG / 2, | |
436 | sym->start + offset, h->ip[offset]); | |
437 | printf("%*s: %Lu\n", BITS_PER_LONG / 2, "h->sum", h->sum); | |
438 | } | |
439 | ||
ed52ce2e | 440 | static void annotate_sym(struct hist_entry *he) |
0b73da3f | 441 | { |
ed52ce2e ACM |
442 | struct map *map = he->map; |
443 | struct dso *dso = map->dso; | |
444 | struct symbol *sym = he->sym; | |
439d473b ACM |
445 | const char *filename = dso->long_name, *d_filename; |
446 | u64 len; | |
0b73da3f IM |
447 | char command[PATH_MAX*2]; |
448 | FILE *file; | |
48fb4fdd ACM |
449 | LIST_HEAD(head); |
450 | struct objdump_line *pos, *n; | |
0b73da3f IM |
451 | |
452 | if (!filename) | |
453 | return; | |
439d473b | 454 | |
29a9f66d ACM |
455 | pr_debug("%s: filename=%s, sym=%s, start=%#Lx, end=%#Lx\n", __func__, |
456 | filename, sym->name, map->unmap_ip(map, sym->start), | |
457 | map->unmap_ip(map, sym->end)); | |
ed52ce2e | 458 | |
42976487 MG |
459 | if (full_paths) |
460 | d_filename = filename; | |
461 | else | |
462 | d_filename = basename(filename); | |
0b73da3f | 463 | |
0b73da3f IM |
464 | len = sym->end - sym->start; |
465 | ||
971738f3 | 466 | if (print_line) { |
ed52ce2e | 467 | get_source_line(he, len, filename); |
971738f3 FW |
468 | print_summary(filename); |
469 | } | |
470 | ||
471 | printf("\n\n------------------------------------------------\n"); | |
42976487 | 472 | printf(" Percent | Source code & Disassembly of %s\n", d_filename); |
971738f3 FW |
473 | printf("------------------------------------------------\n"); |
474 | ||
475 | if (verbose >= 2) | |
439d473b ACM |
476 | printf("annotating [%p] %30s : [%p] %30s\n", |
477 | dso, dso->long_name, sym, sym->name); | |
301406b9 | 478 | |
42976487 | 479 | sprintf(command, "objdump --start-address=0x%016Lx --stop-address=0x%016Lx -dS %s|grep -v %s", |
7a2b6209 KS |
480 | map__rip_2objdump(map, sym->start), |
481 | map__rip_2objdump(map, sym->end), | |
ed52ce2e | 482 | filename, filename); |
0b73da3f IM |
483 | |
484 | if (verbose >= 3) | |
485 | printf("doing: %s\n", command); | |
486 | ||
487 | file = popen(command, "r"); | |
488 | if (!file) | |
489 | return; | |
490 | ||
491 | while (!feof(file)) { | |
48fb4fdd | 492 | if (parse_line(file, he, &head) < 0) |
0b73da3f IM |
493 | break; |
494 | } | |
495 | ||
496 | pclose(file); | |
48fb4fdd ACM |
497 | |
498 | if (verbose) | |
499 | hist_entry__print_hits(he); | |
500 | ||
501 | list_for_each_entry_safe(pos, n, &head, node) { | |
502 | objdump_line__print(pos, &head, he, len); | |
503 | list_del(&pos->node); | |
504 | objdump_line__free(pos); | |
505 | } | |
506 | ||
971738f3 | 507 | if (print_line) |
e4204992 | 508 | free_source_line(he, len); |
0b73da3f IM |
509 | } |
510 | ||
4e4f06e4 | 511 | static void perf_session__find_annotations(struct perf_session *self) |
0b73da3f IM |
512 | { |
513 | struct rb_node *nd; | |
0b73da3f | 514 | |
4e4f06e4 | 515 | for (nd = rb_first(&self->hists); nd; nd = rb_next(nd)) { |
ed52ce2e | 516 | struct hist_entry *he = rb_entry(nd, struct hist_entry, rb_node); |
e4204992 | 517 | struct sym_priv *priv; |
0b73da3f | 518 | |
e4204992 ACM |
519 | if (he->sym == NULL) |
520 | continue; | |
0b73da3f | 521 | |
00a192b3 | 522 | priv = symbol__priv(he->sym); |
e4204992 ACM |
523 | if (priv->hist == NULL) |
524 | continue; | |
525 | ||
526 | annotate_sym(he); | |
e4204992 ACM |
527 | /* |
528 | * Since we have a hist_entry per IP for the same symbol, free | |
529 | * he->sym->hist to signal we already processed this symbol. | |
530 | */ | |
531 | free(priv->hist); | |
532 | priv->hist = NULL; | |
0b73da3f | 533 | } |
0b73da3f IM |
534 | } |
535 | ||
301a0b02 | 536 | static struct perf_event_ops event_ops = { |
55aa640f ACM |
537 | .sample = process_sample_event, |
538 | .mmap = event__process_mmap, | |
539 | .comm = event__process_comm, | |
540 | .fork = event__process_task, | |
bab81b62 LZ |
541 | }; |
542 | ||
8035e428 IM |
543 | static int __cmd_annotate(void) |
544 | { | |
bab81b62 | 545 | int ret; |
75be6cf4 | 546 | struct perf_session *session; |
8035e428 | 547 | |
75be6cf4 | 548 | session = perf_session__new(input_name, O_RDONLY, force); |
94c744b6 ACM |
549 | if (session == NULL) |
550 | return -ENOMEM; | |
551 | ||
ec913369 | 552 | ret = perf_session__process_events(session, &event_ops); |
bab81b62 | 553 | if (ret) |
94c744b6 | 554 | goto out_delete; |
8035e428 | 555 | |
62daacb5 ACM |
556 | if (dump_trace) { |
557 | event__print_totals(); | |
94c744b6 | 558 | goto out_delete; |
62daacb5 | 559 | } |
8035e428 | 560 | |
da21d1b5 | 561 | if (verbose > 3) |
b3165f41 | 562 | perf_session__fprintf(session, stdout); |
8035e428 | 563 | |
da21d1b5 | 564 | if (verbose > 2) |
8035e428 IM |
565 | dsos__fprintf(stdout); |
566 | ||
4e4f06e4 | 567 | perf_session__collapse_resort(session); |
f823e441 | 568 | perf_session__output_resort(session, session->event_total[0]); |
4e4f06e4 | 569 | perf_session__find_annotations(session); |
94c744b6 ACM |
570 | out_delete: |
571 | perf_session__delete(session); | |
8035e428 | 572 | |
bab81b62 | 573 | return ret; |
8035e428 IM |
574 | } |
575 | ||
576 | static const char * const annotate_usage[] = { | |
577 | "perf annotate [<options>] <command>", | |
578 | NULL | |
579 | }; | |
580 | ||
581 | static const struct option options[] = { | |
582 | OPT_STRING('i', "input", &input_name, "file", | |
583 | "input file name"), | |
23b87116 | 584 | OPT_STRING('s', "symbol", &sym_hist_filter, "symbol", |
0b73da3f | 585 | "symbol to annotate"), |
fa6963b2 | 586 | OPT_BOOLEAN('f', "force", &force, "don't complain, do it"), |
8035e428 IM |
587 | OPT_BOOLEAN('v', "verbose", &verbose, |
588 | "be more verbose (show symbol address, etc)"), | |
589 | OPT_BOOLEAN('D', "dump-raw-trace", &dump_trace, | |
590 | "dump raw trace in ASCII"), | |
b32d133a ACM |
591 | OPT_STRING('k', "vmlinux", &symbol_conf.vmlinux_name, |
592 | "file", "vmlinux pathname"), | |
593 | OPT_BOOLEAN('m', "modules", &symbol_conf.use_modules, | |
42976487 | 594 | "load module symbols - WARNING: use only with -k and LIVE kernel"), |
301406b9 FW |
595 | OPT_BOOLEAN('l', "print-line", &print_line, |
596 | "print matching source lines (may be slow)"), | |
42976487 MG |
597 | OPT_BOOLEAN('P', "full-paths", &full_paths, |
598 | "Don't shorten the displayed pathnames"), | |
8035e428 IM |
599 | OPT_END() |
600 | }; | |
601 | ||
f37a291c | 602 | int cmd_annotate(int argc, const char **argv, const char *prefix __used) |
8035e428 | 603 | { |
655000e7 ACM |
604 | argc = parse_options(argc, argv, options, annotate_usage, 0); |
605 | ||
75be6cf4 ACM |
606 | symbol_conf.priv_size = sizeof(struct sym_priv); |
607 | symbol_conf.try_vmlinux_path = true; | |
608 | ||
609 | if (symbol__init() < 0) | |
b32d133a | 610 | return -1; |
8035e428 | 611 | |
c8829c7a | 612 | setup_sorting(annotate_usage, options); |
8035e428 | 613 | |
0b73da3f IM |
614 | if (argc) { |
615 | /* | |
616 | * Special case: if there's an argument left then assume tha | |
617 | * it's a symbol filter: | |
618 | */ | |
619 | if (argc > 1) | |
620 | usage_with_options(annotate_usage, options); | |
621 | ||
622 | sym_hist_filter = argv[0]; | |
623 | } | |
624 | ||
8035e428 IM |
625 | setup_pager(); |
626 | ||
dd68ada2 | 627 | if (field_sep && *field_sep == '.') { |
29a9f66d ACM |
628 | pr_err("'.' is the only non valid --field-separator argument\n"); |
629 | return -1; | |
dd68ada2 JK |
630 | } |
631 | ||
8035e428 IM |
632 | return __cmd_annotate(); |
633 | } |