blob: 1478dc64bf157fc0f226cba51eef80ec8646c15f [file] [log] [blame]
Ingo Molnar8035e422009-06-06 15:19:13 +02001/*
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"
Arnaldo Carvalho de Melo5da50252009-07-01 14:46:08 -030013#include <linux/list.h>
Ingo Molnar8035e422009-06-06 15:19:13 +020014#include "util/cache.h"
Arnaldo Carvalho de Melo43cbcd82009-07-01 12:28:37 -030015#include <linux/rbtree.h>
Ingo Molnar8035e422009-06-06 15:19:13 +020016#include "util/symbol.h"
Ingo Molnar8035e422009-06-06 15:19:13 +020017
18#include "perf.h"
Frederic Weisbecker8f28827a2009-08-16 22:05:48 +020019#include "util/debug.h"
Ingo Molnar8035e422009-06-06 15:19:13 +020020
Arnaldo Carvalho de Melo62daacb2009-11-27 16:29:22 -020021#include "util/event.h"
Ingo Molnar8035e422009-06-06 15:19:13 +020022#include "util/parse-options.h"
23#include "util/parse-events.h"
Frederic Weisbecker6baa0a52009-08-14 12:21:53 +020024#include "util/thread.h"
John Kacurdd68ada2009-09-24 18:02:49 +020025#include "util/sort.h"
John Kacur3d1d07e2009-09-28 15:32:55 +020026#include "util/hist.h"
Arnaldo Carvalho de Melo94c744b2009-12-11 21:24:02 -020027#include "util/session.h"
Ingo Molnar8035e422009-06-06 15:19:13 +020028
Ingo Molnar8035e422009-06-06 15:19:13 +020029static char const *input_name = "perf.data";
Ingo Molnar8035e422009-06-06 15:19:13 +020030
Ian Munsiec0555642010-04-13 18:37:33 +100031static bool force;
Ingo Molnar8035e422009-06-06 15:19:13 +020032
Ian Munsiec0555642010-04-13 18:37:33 +100033static bool full_paths;
Mike Galbraith42976482009-07-02 08:09:46 +020034
Ian Munsiec0555642010-04-13 18:37:33 +100035static bool print_line;
Frederic Weisbecker301406b2009-06-13 00:11:21 +020036
Arnaldo Carvalho de Meloe4204992009-10-20 14:25:40 -020037static const char *sym_hist_filter;
38
Arnaldo Carvalho de Melo1c02c4d2010-05-10 13:04:11 -030039static int hists__add_entry(struct hists *self, struct addr_location *al)
Ingo Molnar8035e422009-06-06 15:19:13 +020040{
Arnaldo Carvalho de Melo628ada02010-02-25 12:57:40 -030041 struct hist_entry *he;
42
43 if (sym_hist_filter != NULL &&
44 (al->sym == NULL || strcmp(sym_hist_filter, al->sym->name) != 0)) {
45 /* We're only interested in a symbol named sym_hist_filter */
46 if (al->sym != NULL) {
47 rb_erase(&al->sym->rb_node,
48 &al->map->dso->symbols[al->map->type]);
49 symbol__delete(al->sym);
50 }
51 return 0;
52 }
53
Arnaldo Carvalho de Melo1c02c4d2010-05-10 13:04:11 -030054 he = __hists__add_entry(self, al, NULL, 1);
Arnaldo Carvalho de Melo9735abf2009-10-03 10:42:45 -030055 if (he == NULL)
Ingo Molnar8035e422009-06-06 15:19:13 +020056 return -ENOMEM;
Arnaldo Carvalho de Melo628ada02010-02-25 12:57:40 -030057
Arnaldo Carvalho de Meloef7b93a2010-05-11 23:18:06 -030058 return hist_entry__inc_addr_samples(he, al->addr);
Ingo Molnar8035e422009-06-06 15:19:13 +020059}
60
Arnaldo Carvalho de Melob3165f42009-12-13 19:50:28 -020061static int process_sample_event(event_t *event, struct perf_session *session)
Ingo Molnar8035e422009-06-06 15:19:13 +020062{
Arnaldo Carvalho de Melo1ed091c2009-11-27 16:29:23 -020063 struct addr_location al;
Arnaldo Carvalho de Melo41a37e22010-06-04 08:02:07 -030064 struct sample_data data;
Frederic Weisbecker6baa0a52009-08-14 12:21:53 +020065
Arnaldo Carvalho de Melo41a37e22010-06-04 08:02:07 -030066 if (event__preprocess_sample(event, session, &al, &data, NULL) < 0) {
Arnaldo Carvalho de Melo29a9f662010-02-03 16:52:06 -020067 pr_warning("problem processing %d event, skipping it.\n",
68 event->header.type);
Ingo Molnar8035e422009-06-06 15:19:13 +020069 return -1;
70 }
71
Arnaldo Carvalho de Melo1c02c4d2010-05-10 13:04:11 -030072 if (!al.filtered && hists__add_entry(&session->hists, &al)) {
Arnaldo Carvalho de Melo29a9f662010-02-03 16:52:06 -020073 pr_warning("problem incrementing symbol count, "
74 "skipping event\n");
Arnaldo Carvalho de Meloec218fc2009-10-03 20:30:48 -030075 return -1;
Ingo Molnar8035e422009-06-06 15:19:13 +020076 }
Ingo Molnar8035e422009-06-06 15:19:13 +020077
78 return 0;
79}
80
Arnaldo Carvalho de Melo48fb4fd2010-02-26 11:23:14 -030081static int objdump_line__print(struct objdump_line *self,
82 struct list_head *head,
83 struct hist_entry *he, u64 len)
84{
Arnaldo Carvalho de Melo59fd5302010-03-24 16:40:17 -030085 struct symbol *sym = he->ms.sym;
Arnaldo Carvalho de Melo48fb4fd2010-02-26 11:23:14 -030086 static const char *prev_line;
87 static const char *prev_color;
88
89 if (self->offset != -1) {
Frederic Weisbecker301406b2009-06-13 00:11:21 +020090 const char *path = NULL;
Ingo Molnar0b73da32009-06-06 15:48:52 +020091 unsigned int hits = 0;
92 double percent = 0.0;
Ingo Molnar83a09442009-08-15 12:26:57 +020093 const char *color;
Arnaldo Carvalho de Melo00a192b2009-10-30 16:28:24 -020094 struct sym_priv *priv = symbol__priv(sym);
Arnaldo Carvalho de Meloe4204992009-10-20 14:25:40 -020095 struct sym_ext *sym_ext = priv->ext;
96 struct sym_hist *h = priv->hist;
Arnaldo Carvalho de Melo48fb4fd2010-02-26 11:23:14 -030097 s64 offset = self->offset;
98 struct objdump_line *next = objdump__get_next_ip_line(head, self);
Ingo Molnar0b73da32009-06-06 15:48:52 +020099
Arnaldo Carvalho de Melo48fb4fd2010-02-26 11:23:14 -0300100 while (offset < (s64)len &&
101 (next == NULL || offset < next->offset)) {
102 if (sym_ext) {
103 if (path == NULL)
104 path = sym_ext[offset].path;
105 percent += sym_ext[offset].percent;
106 } else
107 hits += h->ip[offset];
Ingo Molnar0b73da32009-06-06 15:48:52 +0200108
Arnaldo Carvalho de Melo48fb4fd2010-02-26 11:23:14 -0300109 ++offset;
110 }
111
112 if (sym_ext == NULL && h->sum)
Arnaldo Carvalho de Meloe4204992009-10-20 14:25:40 -0200113 percent = 100.0 * hits / h->sum;
Ingo Molnar0b73da32009-06-06 15:48:52 +0200114
Frederic Weisbecker1e11fd82009-07-02 20:14:34 +0200115 color = get_percent_color(percent);
Ingo Molnar0b73da32009-06-06 15:48:52 +0200116
Frederic Weisbecker301406b2009-06-13 00:11:21 +0200117 /*
118 * Also color the filename and line if needed, with
119 * the same color than the percentage. Don't print it
120 * twice for close colored ip with the same filename:line
121 */
122 if (path) {
123 if (!prev_line || strcmp(prev_line, path)
124 || color != prev_color) {
125 color_fprintf(stdout, color, " %s", path);
126 prev_line = path;
127 prev_color = color;
128 }
129 }
130
Ingo Molnar0b73da32009-06-06 15:48:52 +0200131 color_fprintf(stdout, color, " %7.2f", percent);
132 printf(" : ");
Arnaldo Carvalho de Melo48fb4fd2010-02-26 11:23:14 -0300133 color_fprintf(stdout, PERF_COLOR_BLUE, "%s\n", self->line);
Ingo Molnar0b73da32009-06-06 15:48:52 +0200134 } else {
Arnaldo Carvalho de Melo48fb4fd2010-02-26 11:23:14 -0300135 if (!*self->line)
Ingo Molnar0b73da32009-06-06 15:48:52 +0200136 printf(" :\n");
137 else
Arnaldo Carvalho de Melo48fb4fd2010-02-26 11:23:14 -0300138 printf(" : %s\n", self->line);
Ingo Molnar0b73da32009-06-06 15:48:52 +0200139 }
140
141 return 0;
142}
143
Frederic Weisbecker971738f2009-06-13 00:11:22 +0200144static struct rb_root root_sym_ext;
145
146static void insert_source_line(struct sym_ext *sym_ext)
147{
148 struct sym_ext *iter;
149 struct rb_node **p = &root_sym_ext.rb_node;
150 struct rb_node *parent = NULL;
151
152 while (*p != NULL) {
153 parent = *p;
154 iter = rb_entry(parent, struct sym_ext, node);
155
156 if (sym_ext->percent > iter->percent)
157 p = &(*p)->rb_left;
158 else
159 p = &(*p)->rb_right;
160 }
161
162 rb_link_node(&sym_ext->node, parent, p);
163 rb_insert_color(&sym_ext->node, &root_sym_ext);
164}
165
Arnaldo Carvalho de Meloe4204992009-10-20 14:25:40 -0200166static void free_source_line(struct hist_entry *he, int len)
Frederic Weisbecker301406b2009-06-13 00:11:21 +0200167{
Arnaldo Carvalho de Melo59fd5302010-03-24 16:40:17 -0300168 struct sym_priv *priv = symbol__priv(he->ms.sym);
Arnaldo Carvalho de Meloe4204992009-10-20 14:25:40 -0200169 struct sym_ext *sym_ext = priv->ext;
Frederic Weisbecker301406b2009-06-13 00:11:21 +0200170 int i;
171
172 if (!sym_ext)
173 return;
174
175 for (i = 0; i < len; i++)
176 free(sym_ext[i].path);
177 free(sym_ext);
178
Arnaldo Carvalho de Meloe4204992009-10-20 14:25:40 -0200179 priv->ext = NULL;
Frederic Weisbecker971738f2009-06-13 00:11:22 +0200180 root_sym_ext = RB_ROOT;
Frederic Weisbecker301406b2009-06-13 00:11:21 +0200181}
182
183/* Get the filename:line for the colored entries */
Frederic Weisbeckerc17c2db12009-06-13 17:39:23 +0200184static void
Arnaldo Carvalho de Meloed52ce22009-10-19 17:17:57 -0200185get_source_line(struct hist_entry *he, int len, const char *filename)
Frederic Weisbecker301406b2009-06-13 00:11:21 +0200186{
Arnaldo Carvalho de Melo59fd5302010-03-24 16:40:17 -0300187 struct symbol *sym = he->ms.sym;
Arnaldo Carvalho de Meloed52ce22009-10-19 17:17:57 -0200188 u64 start;
Frederic Weisbecker301406b2009-06-13 00:11:21 +0200189 int i;
190 char cmd[PATH_MAX * 2];
191 struct sym_ext *sym_ext;
Arnaldo Carvalho de Melo00a192b2009-10-30 16:28:24 -0200192 struct sym_priv *priv = symbol__priv(sym);
Arnaldo Carvalho de Meloe4204992009-10-20 14:25:40 -0200193 struct sym_hist *h = priv->hist;
Frederic Weisbecker301406b2009-06-13 00:11:21 +0200194
Arnaldo Carvalho de Meloe4204992009-10-20 14:25:40 -0200195 if (!h->sum)
Frederic Weisbecker301406b2009-06-13 00:11:21 +0200196 return;
197
Arnaldo Carvalho de Meloe4204992009-10-20 14:25:40 -0200198 sym_ext = priv->ext = calloc(len, sizeof(struct sym_ext));
199 if (!priv->ext)
Frederic Weisbecker301406b2009-06-13 00:11:21 +0200200 return;
201
Arnaldo Carvalho de Melo59fd5302010-03-24 16:40:17 -0300202 start = he->ms.map->unmap_ip(he->ms.map, sym->start);
Frederic Weisbecker301406b2009-06-13 00:11:21 +0200203
204 for (i = 0; i < len; i++) {
205 char *path = NULL;
206 size_t line_len;
Paul Mackerras9cffa8d2009-06-19 22:21:42 +1000207 u64 offset;
Frederic Weisbecker301406b2009-06-13 00:11:21 +0200208 FILE *fp;
209
Arnaldo Carvalho de Meloe4204992009-10-20 14:25:40 -0200210 sym_ext[i].percent = 100.0 * h->ip[i] / h->sum;
Frederic Weisbecker301406b2009-06-13 00:11:21 +0200211 if (sym_ext[i].percent <= 0.5)
212 continue;
213
Arnaldo Carvalho de Meloed52ce22009-10-19 17:17:57 -0200214 offset = start + i;
Frederic Weisbeckerc17c2db12009-06-13 17:39:23 +0200215 sprintf(cmd, "addr2line -e %s %016llx", filename, offset);
Frederic Weisbecker301406b2009-06-13 00:11:21 +0200216 fp = popen(cmd, "r");
217 if (!fp)
218 continue;
219
220 if (getline(&path, &line_len, fp) < 0 || !line_len)
221 goto next;
222
Frederic Weisbeckerc17c2db12009-06-13 17:39:23 +0200223 sym_ext[i].path = malloc(sizeof(char) * line_len + 1);
Frederic Weisbecker301406b2009-06-13 00:11:21 +0200224 if (!sym_ext[i].path)
225 goto next;
226
227 strcpy(sym_ext[i].path, path);
Frederic Weisbecker971738f2009-06-13 00:11:22 +0200228 insert_source_line(&sym_ext[i]);
Frederic Weisbecker301406b2009-06-13 00:11:21 +0200229
230 next:
231 pclose(fp);
232 }
233}
234
Ingo Molnar83a09442009-08-15 12:26:57 +0200235static void print_summary(const char *filename)
Frederic Weisbecker971738f2009-06-13 00:11:22 +0200236{
237 struct sym_ext *sym_ext;
238 struct rb_node *node;
239
240 printf("\nSorted summary for file %s\n", filename);
241 printf("----------------------------------------------\n\n");
242
243 if (RB_EMPTY_ROOT(&root_sym_ext)) {
244 printf(" Nothing higher than %1.1f%%\n", MIN_GREEN);
245 return;
246 }
247
248 node = rb_first(&root_sym_ext);
249 while (node) {
250 double percent;
Ingo Molnar83a09442009-08-15 12:26:57 +0200251 const char *color;
Frederic Weisbecker971738f2009-06-13 00:11:22 +0200252 char *path;
253
254 sym_ext = rb_entry(node, struct sym_ext, node);
255 percent = sym_ext->percent;
Frederic Weisbecker1e11fd82009-07-02 20:14:34 +0200256 color = get_percent_color(percent);
Frederic Weisbecker971738f2009-06-13 00:11:22 +0200257 path = sym_ext->path;
258
259 color_fprintf(stdout, color, " %7.2f %s", percent, path);
260 node = rb_next(node);
261 }
262}
263
Arnaldo Carvalho de Melo48fb4fd2010-02-26 11:23:14 -0300264static void hist_entry__print_hits(struct hist_entry *self)
265{
Arnaldo Carvalho de Melo59fd5302010-03-24 16:40:17 -0300266 struct symbol *sym = self->ms.sym;
Arnaldo Carvalho de Melo48fb4fd2010-02-26 11:23:14 -0300267 struct sym_priv *priv = symbol__priv(sym);
268 struct sym_hist *h = priv->hist;
269 u64 len = sym->end - sym->start, offset;
270
271 for (offset = 0; offset < len; ++offset)
272 if (h->ip[offset] != 0)
273 printf("%*Lx: %Lu\n", BITS_PER_LONG / 2,
274 sym->start + offset, h->ip[offset]);
275 printf("%*s: %Lu\n", BITS_PER_LONG / 2, "h->sum", h->sum);
276}
277
Arnaldo Carvalho de Melo46e3e052010-05-22 11:25:40 -0300278static int hist_entry__tty_annotate(struct hist_entry *he)
Ingo Molnar0b73da32009-06-06 15:48:52 +0200279{
Arnaldo Carvalho de Melo59fd5302010-03-24 16:40:17 -0300280 struct map *map = he->ms.map;
Arnaldo Carvalho de Meloed52ce22009-10-19 17:17:57 -0200281 struct dso *dso = map->dso;
Arnaldo Carvalho de Melo59fd5302010-03-24 16:40:17 -0300282 struct symbol *sym = he->ms.sym;
Arnaldo Carvalho de Melo439d4732009-10-02 03:29:58 -0300283 const char *filename = dso->long_name, *d_filename;
284 u64 len;
Arnaldo Carvalho de Melo48fb4fd2010-02-26 11:23:14 -0300285 LIST_HEAD(head);
286 struct objdump_line *pos, *n;
Ingo Molnar0b73da32009-06-06 15:48:52 +0200287
Arnaldo Carvalho de Melo92221162010-08-09 15:30:40 -0300288 if (hist_entry__annotate(he, &head, 0) < 0)
Arnaldo Carvalho de Melo46e3e052010-05-22 11:25:40 -0300289 return -1;
Ingo Molnar0b73da32009-06-06 15:48:52 +0200290
Mike Galbraith42976482009-07-02 08:09:46 +0200291 if (full_paths)
292 d_filename = filename;
293 else
294 d_filename = basename(filename);
Ingo Molnar0b73da32009-06-06 15:48:52 +0200295
Ingo Molnar0b73da32009-06-06 15:48:52 +0200296 len = sym->end - sym->start;
297
Frederic Weisbecker971738f2009-06-13 00:11:22 +0200298 if (print_line) {
Arnaldo Carvalho de Meloed52ce22009-10-19 17:17:57 -0200299 get_source_line(he, len, filename);
Frederic Weisbecker971738f2009-06-13 00:11:22 +0200300 print_summary(filename);
301 }
302
303 printf("\n\n------------------------------------------------\n");
Mike Galbraith42976482009-07-02 08:09:46 +0200304 printf(" Percent | Source code & Disassembly of %s\n", d_filename);
Frederic Weisbecker971738f2009-06-13 00:11:22 +0200305 printf("------------------------------------------------\n");
306
Arnaldo Carvalho de Melo48fb4fd2010-02-26 11:23:14 -0300307 if (verbose)
308 hist_entry__print_hits(he);
309
310 list_for_each_entry_safe(pos, n, &head, node) {
311 objdump_line__print(pos, &head, he, len);
312 list_del(&pos->node);
313 objdump_line__free(pos);
314 }
315
Frederic Weisbecker971738f2009-06-13 00:11:22 +0200316 if (print_line)
Arnaldo Carvalho de Meloe4204992009-10-20 14:25:40 -0200317 free_source_line(he, len);
Arnaldo Carvalho de Melo46e3e052010-05-22 11:25:40 -0300318
319 return 0;
Ingo Molnar0b73da32009-06-06 15:48:52 +0200320}
321
Arnaldo Carvalho de Melo1c02c4d2010-05-10 13:04:11 -0300322static void hists__find_annotations(struct hists *self)
Ingo Molnar0b73da32009-06-06 15:48:52 +0200323{
Arnaldo Carvalho de Melo46e3e052010-05-22 11:25:40 -0300324 struct rb_node *first = rb_first(&self->entries), *nd = first;
325 int key = KEY_RIGHT;
Ingo Molnar0b73da32009-06-06 15:48:52 +0200326
Arnaldo Carvalho de Melo46e3e052010-05-22 11:25:40 -0300327 while (nd) {
Arnaldo Carvalho de Meloed52ce22009-10-19 17:17:57 -0200328 struct hist_entry *he = rb_entry(nd, struct hist_entry, rb_node);
Arnaldo Carvalho de Meloe4204992009-10-20 14:25:40 -0200329 struct sym_priv *priv;
Ingo Molnar0b73da32009-06-06 15:48:52 +0200330
Arnaldo Carvalho de Melo46e3e052010-05-22 11:25:40 -0300331 if (he->ms.sym == NULL || he->ms.map->dso->annotate_warned)
332 goto find_next;
Ingo Molnar0b73da32009-06-06 15:48:52 +0200333
Arnaldo Carvalho de Melo59fd5302010-03-24 16:40:17 -0300334 priv = symbol__priv(he->ms.sym);
Arnaldo Carvalho de Melo46e3e052010-05-22 11:25:40 -0300335 if (priv->hist == NULL) {
336find_next:
337 if (key == KEY_LEFT)
338 nd = rb_prev(nd);
339 else
340 nd = rb_next(nd);
Arnaldo Carvalho de Meloe4204992009-10-20 14:25:40 -0200341 continue;
Arnaldo Carvalho de Melo46e3e052010-05-22 11:25:40 -0300342 }
Arnaldo Carvalho de Meloe4204992009-10-20 14:25:40 -0200343
Arnaldo Carvalho de Melo62e34362010-05-26 13:22:26 -0300344 if (use_browser > 0) {
Arnaldo Carvalho de Melo46e3e052010-05-22 11:25:40 -0300345 key = hist_entry__tui_annotate(he);
346 if (is_exit_key(key))
347 break;
348 switch (key) {
349 case KEY_RIGHT:
350 case '\t':
351 nd = rb_next(nd);
352 break;
353 case KEY_LEFT:
354 if (nd == first)
355 continue;
356 nd = rb_prev(nd);
357 default:
358 break;
359 }
360 } else {
361 hist_entry__tty_annotate(he);
362 nd = rb_next(nd);
363 /*
364 * Since we have a hist_entry per IP for the same
365 * symbol, free he->ms.sym->hist to signal we already
366 * processed this symbol.
367 */
368 free(priv->hist);
369 priv->hist = NULL;
370 }
Ingo Molnar0b73da32009-06-06 15:48:52 +0200371 }
Ingo Molnar0b73da32009-06-06 15:48:52 +0200372}
373
Arnaldo Carvalho de Melo301a0b02009-12-13 19:50:25 -0200374static struct perf_event_ops event_ops = {
Arnaldo Carvalho de Melo55aa6402009-12-27 21:37:05 -0200375 .sample = process_sample_event,
376 .mmap = event__process_mmap,
377 .comm = event__process_comm,
378 .fork = event__process_task,
Li Zefanbab81b62009-12-01 14:04:49 +0800379};
380
Ingo Molnar8035e422009-06-06 15:19:13 +0200381static int __cmd_annotate(void)
382{
Li Zefanbab81b62009-12-01 14:04:49 +0800383 int ret;
Arnaldo Carvalho de Melo75be6cf2009-12-15 20:04:39 -0200384 struct perf_session *session;
Ingo Molnar8035e422009-06-06 15:19:13 +0200385
Tom Zanussi454c4072010-05-01 01:41:20 -0500386 session = perf_session__new(input_name, O_RDONLY, force, false);
Arnaldo Carvalho de Melo94c744b2009-12-11 21:24:02 -0200387 if (session == NULL)
388 return -ENOMEM;
389
Arnaldo Carvalho de Meloec913362009-12-13 19:50:27 -0200390 ret = perf_session__process_events(session, &event_ops);
Li Zefanbab81b62009-12-01 14:04:49 +0800391 if (ret)
Arnaldo Carvalho de Melo94c744b2009-12-11 21:24:02 -0200392 goto out_delete;
Ingo Molnar8035e422009-06-06 15:19:13 +0200393
Arnaldo Carvalho de Melo62daacb2009-11-27 16:29:22 -0200394 if (dump_trace) {
Arnaldo Carvalho de Meloc8446b92010-05-14 10:36:42 -0300395 perf_session__fprintf_nr_events(session, stdout);
Arnaldo Carvalho de Melo94c744b2009-12-11 21:24:02 -0200396 goto out_delete;
Arnaldo Carvalho de Melo62daacb2009-11-27 16:29:22 -0200397 }
Ingo Molnar8035e422009-06-06 15:19:13 +0200398
Arnaldo Carvalho de Meloda21d1b2009-10-07 10:49:00 -0300399 if (verbose > 3)
Arnaldo Carvalho de Melob3165f42009-12-13 19:50:28 -0200400 perf_session__fprintf(session, stdout);
Ingo Molnar8035e422009-06-06 15:19:13 +0200401
Arnaldo Carvalho de Meloda21d1b2009-10-07 10:49:00 -0300402 if (verbose > 2)
Arnaldo Carvalho de Melocbf69682010-04-27 21:22:44 -0300403 perf_session__fprintf_dsos(session, stdout);
Ingo Molnar8035e422009-06-06 15:19:13 +0200404
Arnaldo Carvalho de Melo1c02c4d2010-05-10 13:04:11 -0300405 hists__collapse_resort(&session->hists);
406 hists__output_resort(&session->hists);
407 hists__find_annotations(&session->hists);
Arnaldo Carvalho de Melo94c744b2009-12-11 21:24:02 -0200408out_delete:
409 perf_session__delete(session);
Ingo Molnar8035e422009-06-06 15:19:13 +0200410
Li Zefanbab81b62009-12-01 14:04:49 +0800411 return ret;
Ingo Molnar8035e422009-06-06 15:19:13 +0200412}
413
414static const char * const annotate_usage[] = {
415 "perf annotate [<options>] <command>",
416 NULL
417};
418
419static const struct option options[] = {
420 OPT_STRING('i', "input", &input_name, "file",
421 "input file name"),
Arnaldo Carvalho de Meloac73c5a2010-03-24 16:40:16 -0300422 OPT_STRING('d', "dsos", &symbol_conf.dso_list_str, "dso[,dso...]",
423 "only consider symbols in these dsos"),
Ingo Molnar23b87112009-06-06 21:25:29 +0200424 OPT_STRING('s', "symbol", &sym_hist_filter, "symbol",
Ingo Molnar0b73da32009-06-06 15:48:52 +0200425 "symbol to annotate"),
Peter Zijlstrafa6963b2009-08-19 11:18:26 +0200426 OPT_BOOLEAN('f', "force", &force, "don't complain, do it"),
Ian Munsiec0555642010-04-13 18:37:33 +1000427 OPT_INCR('v', "verbose", &verbose,
Ingo Molnar8035e422009-06-06 15:19:13 +0200428 "be more verbose (show symbol address, etc)"),
429 OPT_BOOLEAN('D', "dump-raw-trace", &dump_trace,
430 "dump raw trace in ASCII"),
Arnaldo Carvalho de Melob32d1332009-11-24 12:05:15 -0200431 OPT_STRING('k', "vmlinux", &symbol_conf.vmlinux_name,
432 "file", "vmlinux pathname"),
433 OPT_BOOLEAN('m', "modules", &symbol_conf.use_modules,
Mike Galbraith42976482009-07-02 08:09:46 +0200434 "load module symbols - WARNING: use only with -k and LIVE kernel"),
Frederic Weisbecker301406b2009-06-13 00:11:21 +0200435 OPT_BOOLEAN('l', "print-line", &print_line,
436 "print matching source lines (may be slow)"),
Mike Galbraith42976482009-07-02 08:09:46 +0200437 OPT_BOOLEAN('P', "full-paths", &full_paths,
438 "Don't shorten the displayed pathnames"),
Ingo Molnar8035e422009-06-06 15:19:13 +0200439 OPT_END()
440};
441
Ingo Molnarf37a2912009-07-01 12:37:06 +0200442int cmd_annotate(int argc, const char **argv, const char *prefix __used)
Ingo Molnar8035e422009-06-06 15:19:13 +0200443{
Arnaldo Carvalho de Melo655000e2009-12-15 20:04:40 -0200444 argc = parse_options(argc, argv, options, annotate_usage, 0);
445
Arnaldo Carvalho de Melo46e3e052010-05-22 11:25:40 -0300446 setup_browser();
447
Arnaldo Carvalho de Melo75be6cf2009-12-15 20:04:39 -0200448 symbol_conf.priv_size = sizeof(struct sym_priv);
449 symbol_conf.try_vmlinux_path = true;
450
451 if (symbol__init() < 0)
Arnaldo Carvalho de Melob32d1332009-11-24 12:05:15 -0200452 return -1;
Ingo Molnar8035e422009-06-06 15:19:13 +0200453
Arnaldo Carvalho de Meloc8829c72009-12-14 20:09:29 -0200454 setup_sorting(annotate_usage, options);
Ingo Molnar8035e422009-06-06 15:19:13 +0200455
Ingo Molnar0b73da32009-06-06 15:48:52 +0200456 if (argc) {
457 /*
458 * Special case: if there's an argument left then assume tha
459 * it's a symbol filter:
460 */
461 if (argc > 1)
462 usage_with_options(annotate_usage, options);
463
464 sym_hist_filter = argv[0];
465 }
466
John Kacurdd68ada2009-09-24 18:02:49 +0200467 if (field_sep && *field_sep == '.') {
Arnaldo Carvalho de Melo29a9f662010-02-03 16:52:06 -0200468 pr_err("'.' is the only non valid --field-separator argument\n");
469 return -1;
John Kacurdd68ada2009-09-24 18:02:49 +0200470 }
471
Ingo Molnar8035e422009-06-06 15:19:13 +0200472 return __cmd_annotate();
473}