186470930SIngo Molnar /* 286470930SIngo Molnar * builtin-annotate.c 386470930SIngo Molnar * 486470930SIngo Molnar * Builtin annotate command: Analyze the perf.data input file, 586470930SIngo Molnar * look up and read DSOs and symbol information and display 686470930SIngo Molnar * a histogram of results, along various sorting keys. 786470930SIngo Molnar */ 886470930SIngo Molnar #include "builtin.h" 986470930SIngo Molnar 1086470930SIngo Molnar #include "util/util.h" 1186470930SIngo Molnar 1286470930SIngo Molnar #include "util/color.h" 135da50258SArnaldo Carvalho de Melo #include <linux/list.h> 1486470930SIngo Molnar #include "util/cache.h" 1543cbcd8aSArnaldo Carvalho de Melo #include <linux/rbtree.h> 1686470930SIngo Molnar #include "util/symbol.h" 1786470930SIngo Molnar 1886470930SIngo Molnar #include "perf.h" 198f28827aSFrederic Weisbecker #include "util/debug.h" 2086470930SIngo Molnar 2162daacb5SArnaldo Carvalho de Melo #include "util/event.h" 2286470930SIngo Molnar #include "util/parse-options.h" 2386470930SIngo Molnar #include "util/parse-events.h" 246baa0a5aSFrederic Weisbecker #include "util/thread.h" 25dd68ada2SJohn Kacur #include "util/sort.h" 263d1d07ecSJohn Kacur #include "util/hist.h" 2794c744b6SArnaldo Carvalho de Melo #include "util/session.h" 2886470930SIngo Molnar 2986470930SIngo Molnar static char const *input_name = "perf.data"; 3086470930SIngo Molnar 318b9e74ebSArnaldo Carvalho de Melo static bool force, use_tui, use_stdio; 3286470930SIngo Molnar 33c0555642SIan Munsie static bool full_paths; 3442976487SMike Galbraith 35c0555642SIan Munsie static bool print_line; 36301406b9SFrederic Weisbecker 37e4204992SArnaldo Carvalho de Melo static const char *sym_hist_filter; 38e4204992SArnaldo Carvalho de Melo 391c02c4d2SArnaldo Carvalho de Melo static int hists__add_entry(struct hists *self, struct addr_location *al) 4086470930SIngo Molnar { 41628ada0cSArnaldo Carvalho de Melo struct hist_entry *he; 42628ada0cSArnaldo Carvalho de Melo 43628ada0cSArnaldo Carvalho de Melo if (sym_hist_filter != NULL && 44628ada0cSArnaldo Carvalho de Melo (al->sym == NULL || strcmp(sym_hist_filter, al->sym->name) != 0)) { 45628ada0cSArnaldo Carvalho de Melo /* We're only interested in a symbol named sym_hist_filter */ 46628ada0cSArnaldo Carvalho de Melo if (al->sym != NULL) { 47628ada0cSArnaldo Carvalho de Melo rb_erase(&al->sym->rb_node, 48628ada0cSArnaldo Carvalho de Melo &al->map->dso->symbols[al->map->type]); 49628ada0cSArnaldo Carvalho de Melo symbol__delete(al->sym); 50628ada0cSArnaldo Carvalho de Melo } 51628ada0cSArnaldo Carvalho de Melo return 0; 52628ada0cSArnaldo Carvalho de Melo } 53628ada0cSArnaldo Carvalho de Melo 541c02c4d2SArnaldo Carvalho de Melo he = __hists__add_entry(self, al, NULL, 1); 559735abf1SArnaldo Carvalho de Melo if (he == NULL) 5686470930SIngo Molnar return -ENOMEM; 57628ada0cSArnaldo Carvalho de Melo 58ef7b93a1SArnaldo Carvalho de Melo return hist_entry__inc_addr_samples(he, al->addr); 5986470930SIngo Molnar } 6086470930SIngo Molnar 61640c03ceSArnaldo Carvalho de Melo static int process_sample_event(event_t *event, struct sample_data *sample, 62640c03ceSArnaldo Carvalho de Melo struct perf_session *session) 6386470930SIngo Molnar { 641ed091c4SArnaldo Carvalho de Melo struct addr_location al; 656baa0a5aSFrederic Weisbecker 66640c03ceSArnaldo Carvalho de Melo if (event__preprocess_sample(event, session, &al, sample, NULL) < 0) { 6729a9f66dSArnaldo Carvalho de Melo pr_warning("problem processing %d event, skipping it.\n", 6886470930SIngo Molnar event->header.type); 6986470930SIngo Molnar return -1; 7086470930SIngo Molnar } 7186470930SIngo Molnar 721c02c4d2SArnaldo Carvalho de Melo if (!al.filtered && hists__add_entry(&session->hists, &al)) { 7329a9f66dSArnaldo Carvalho de Melo pr_warning("problem incrementing symbol count, " 74ec218fc4SArnaldo Carvalho de Melo "skipping event\n"); 7586470930SIngo Molnar return -1; 7686470930SIngo Molnar } 7786470930SIngo Molnar 7886470930SIngo Molnar return 0; 7986470930SIngo Molnar } 8086470930SIngo Molnar 8148fb4fddSArnaldo Carvalho de Melo static int objdump_line__print(struct objdump_line *self, 8248fb4fddSArnaldo Carvalho de Melo struct list_head *head, 8348fb4fddSArnaldo Carvalho de Melo struct hist_entry *he, u64 len) 8448fb4fddSArnaldo Carvalho de Melo { 8559fd5306SArnaldo Carvalho de Melo struct symbol *sym = he->ms.sym; 8648fb4fddSArnaldo Carvalho de Melo static const char *prev_line; 8748fb4fddSArnaldo Carvalho de Melo static const char *prev_color; 8848fb4fddSArnaldo Carvalho de Melo 8948fb4fddSArnaldo Carvalho de Melo if (self->offset != -1) { 90301406b9SFrederic Weisbecker const char *path = NULL; 9186470930SIngo Molnar unsigned int hits = 0; 9286470930SIngo Molnar double percent = 0.0; 9383a0944fSIngo Molnar const char *color; 9400a192b3SArnaldo Carvalho de Melo struct sym_priv *priv = symbol__priv(sym); 95e4204992SArnaldo Carvalho de Melo struct sym_ext *sym_ext = priv->ext; 96e4204992SArnaldo Carvalho de Melo struct sym_hist *h = priv->hist; 9748fb4fddSArnaldo Carvalho de Melo s64 offset = self->offset; 9848fb4fddSArnaldo Carvalho de Melo struct objdump_line *next = objdump__get_next_ip_line(head, self); 9986470930SIngo Molnar 10048fb4fddSArnaldo Carvalho de Melo while (offset < (s64)len && 10148fb4fddSArnaldo Carvalho de Melo (next == NULL || offset < next->offset)) { 10248fb4fddSArnaldo Carvalho de Melo if (sym_ext) { 10348fb4fddSArnaldo Carvalho de Melo if (path == NULL) 104301406b9SFrederic Weisbecker path = sym_ext[offset].path; 10548fb4fddSArnaldo Carvalho de Melo percent += sym_ext[offset].percent; 10648fb4fddSArnaldo Carvalho de Melo } else 10748fb4fddSArnaldo Carvalho de Melo hits += h->ip[offset]; 10848fb4fddSArnaldo Carvalho de Melo 10948fb4fddSArnaldo Carvalho de Melo ++offset; 11048fb4fddSArnaldo Carvalho de Melo } 11148fb4fddSArnaldo Carvalho de Melo 11248fb4fddSArnaldo Carvalho de Melo if (sym_ext == NULL && h->sum) 113e4204992SArnaldo Carvalho de Melo percent = 100.0 * hits / h->sum; 11486470930SIngo Molnar 1151e11fd82SFrederic Weisbecker color = get_percent_color(percent); 11686470930SIngo Molnar 117301406b9SFrederic Weisbecker /* 118301406b9SFrederic Weisbecker * Also color the filename and line if needed, with 119301406b9SFrederic Weisbecker * the same color than the percentage. Don't print it 120301406b9SFrederic Weisbecker * twice for close colored ip with the same filename:line 121301406b9SFrederic Weisbecker */ 122301406b9SFrederic Weisbecker if (path) { 123301406b9SFrederic Weisbecker if (!prev_line || strcmp(prev_line, path) 124301406b9SFrederic Weisbecker || color != prev_color) { 125301406b9SFrederic Weisbecker color_fprintf(stdout, color, " %s", path); 126301406b9SFrederic Weisbecker prev_line = path; 127301406b9SFrederic Weisbecker prev_color = color; 128301406b9SFrederic Weisbecker } 129301406b9SFrederic Weisbecker } 130301406b9SFrederic Weisbecker 13186470930SIngo Molnar color_fprintf(stdout, color, " %7.2f", percent); 13286470930SIngo Molnar printf(" : "); 13348fb4fddSArnaldo Carvalho de Melo color_fprintf(stdout, PERF_COLOR_BLUE, "%s\n", self->line); 13486470930SIngo Molnar } else { 13548fb4fddSArnaldo Carvalho de Melo if (!*self->line) 13686470930SIngo Molnar printf(" :\n"); 13786470930SIngo Molnar else 13848fb4fddSArnaldo Carvalho de Melo printf(" : %s\n", self->line); 13986470930SIngo Molnar } 14086470930SIngo Molnar 14186470930SIngo Molnar return 0; 14286470930SIngo Molnar } 14386470930SIngo Molnar 144971738f3SFrederic Weisbecker static struct rb_root root_sym_ext; 145971738f3SFrederic Weisbecker 146971738f3SFrederic Weisbecker static void insert_source_line(struct sym_ext *sym_ext) 147971738f3SFrederic Weisbecker { 148971738f3SFrederic Weisbecker struct sym_ext *iter; 149971738f3SFrederic Weisbecker struct rb_node **p = &root_sym_ext.rb_node; 150971738f3SFrederic Weisbecker struct rb_node *parent = NULL; 151971738f3SFrederic Weisbecker 152971738f3SFrederic Weisbecker while (*p != NULL) { 153971738f3SFrederic Weisbecker parent = *p; 154971738f3SFrederic Weisbecker iter = rb_entry(parent, struct sym_ext, node); 155971738f3SFrederic Weisbecker 156971738f3SFrederic Weisbecker if (sym_ext->percent > iter->percent) 157971738f3SFrederic Weisbecker p = &(*p)->rb_left; 158971738f3SFrederic Weisbecker else 159971738f3SFrederic Weisbecker p = &(*p)->rb_right; 160971738f3SFrederic Weisbecker } 161971738f3SFrederic Weisbecker 162971738f3SFrederic Weisbecker rb_link_node(&sym_ext->node, parent, p); 163971738f3SFrederic Weisbecker rb_insert_color(&sym_ext->node, &root_sym_ext); 164971738f3SFrederic Weisbecker } 165971738f3SFrederic Weisbecker 166e4204992SArnaldo Carvalho de Melo static void free_source_line(struct hist_entry *he, int len) 167301406b9SFrederic Weisbecker { 16859fd5306SArnaldo Carvalho de Melo struct sym_priv *priv = symbol__priv(he->ms.sym); 169e4204992SArnaldo Carvalho de Melo struct sym_ext *sym_ext = priv->ext; 170301406b9SFrederic Weisbecker int i; 171301406b9SFrederic Weisbecker 172301406b9SFrederic Weisbecker if (!sym_ext) 173301406b9SFrederic Weisbecker return; 174301406b9SFrederic Weisbecker 175301406b9SFrederic Weisbecker for (i = 0; i < len; i++) 176301406b9SFrederic Weisbecker free(sym_ext[i].path); 177301406b9SFrederic Weisbecker free(sym_ext); 178301406b9SFrederic Weisbecker 179e4204992SArnaldo Carvalho de Melo priv->ext = NULL; 180971738f3SFrederic Weisbecker root_sym_ext = RB_ROOT; 181301406b9SFrederic Weisbecker } 182301406b9SFrederic Weisbecker 183301406b9SFrederic Weisbecker /* Get the filename:line for the colored entries */ 184c17c2db1SFrederic Weisbecker static void 185ed52ce2eSArnaldo Carvalho de Melo get_source_line(struct hist_entry *he, int len, const char *filename) 186301406b9SFrederic Weisbecker { 18759fd5306SArnaldo Carvalho de Melo struct symbol *sym = he->ms.sym; 188ed52ce2eSArnaldo Carvalho de Melo u64 start; 189301406b9SFrederic Weisbecker int i; 190301406b9SFrederic Weisbecker char cmd[PATH_MAX * 2]; 191301406b9SFrederic Weisbecker struct sym_ext *sym_ext; 19200a192b3SArnaldo Carvalho de Melo struct sym_priv *priv = symbol__priv(sym); 193e4204992SArnaldo Carvalho de Melo struct sym_hist *h = priv->hist; 194301406b9SFrederic Weisbecker 195e4204992SArnaldo Carvalho de Melo if (!h->sum) 196301406b9SFrederic Weisbecker return; 197301406b9SFrederic Weisbecker 198e4204992SArnaldo Carvalho de Melo sym_ext = priv->ext = calloc(len, sizeof(struct sym_ext)); 199e4204992SArnaldo Carvalho de Melo if (!priv->ext) 200301406b9SFrederic Weisbecker return; 201301406b9SFrederic Weisbecker 20259fd5306SArnaldo Carvalho de Melo start = he->ms.map->unmap_ip(he->ms.map, sym->start); 203301406b9SFrederic Weisbecker 204301406b9SFrederic Weisbecker for (i = 0; i < len; i++) { 205301406b9SFrederic Weisbecker char *path = NULL; 206301406b9SFrederic Weisbecker size_t line_len; 2079cffa8d5SPaul Mackerras u64 offset; 208301406b9SFrederic Weisbecker FILE *fp; 209301406b9SFrederic Weisbecker 210e4204992SArnaldo Carvalho de Melo sym_ext[i].percent = 100.0 * h->ip[i] / h->sum; 211301406b9SFrederic Weisbecker if (sym_ext[i].percent <= 0.5) 212301406b9SFrederic Weisbecker continue; 213301406b9SFrederic Weisbecker 214ed52ce2eSArnaldo Carvalho de Melo offset = start + i; 215c17c2db1SFrederic Weisbecker sprintf(cmd, "addr2line -e %s %016llx", filename, offset); 216301406b9SFrederic Weisbecker fp = popen(cmd, "r"); 217301406b9SFrederic Weisbecker if (!fp) 218301406b9SFrederic Weisbecker continue; 219301406b9SFrederic Weisbecker 220301406b9SFrederic Weisbecker if (getline(&path, &line_len, fp) < 0 || !line_len) 221301406b9SFrederic Weisbecker goto next; 222301406b9SFrederic Weisbecker 223c17c2db1SFrederic Weisbecker sym_ext[i].path = malloc(sizeof(char) * line_len + 1); 224301406b9SFrederic Weisbecker if (!sym_ext[i].path) 225301406b9SFrederic Weisbecker goto next; 226301406b9SFrederic Weisbecker 227301406b9SFrederic Weisbecker strcpy(sym_ext[i].path, path); 228971738f3SFrederic Weisbecker insert_source_line(&sym_ext[i]); 229301406b9SFrederic Weisbecker 230301406b9SFrederic Weisbecker next: 231301406b9SFrederic Weisbecker pclose(fp); 232301406b9SFrederic Weisbecker } 233301406b9SFrederic Weisbecker } 234301406b9SFrederic Weisbecker 23583a0944fSIngo Molnar static void print_summary(const char *filename) 236971738f3SFrederic Weisbecker { 237971738f3SFrederic Weisbecker struct sym_ext *sym_ext; 238971738f3SFrederic Weisbecker struct rb_node *node; 239971738f3SFrederic Weisbecker 240971738f3SFrederic Weisbecker printf("\nSorted summary for file %s\n", filename); 241971738f3SFrederic Weisbecker printf("----------------------------------------------\n\n"); 242971738f3SFrederic Weisbecker 243971738f3SFrederic Weisbecker if (RB_EMPTY_ROOT(&root_sym_ext)) { 244971738f3SFrederic Weisbecker printf(" Nothing higher than %1.1f%%\n", MIN_GREEN); 245971738f3SFrederic Weisbecker return; 246971738f3SFrederic Weisbecker } 247971738f3SFrederic Weisbecker 248971738f3SFrederic Weisbecker node = rb_first(&root_sym_ext); 249971738f3SFrederic Weisbecker while (node) { 250971738f3SFrederic Weisbecker double percent; 25183a0944fSIngo Molnar const char *color; 252971738f3SFrederic Weisbecker char *path; 253971738f3SFrederic Weisbecker 254971738f3SFrederic Weisbecker sym_ext = rb_entry(node, struct sym_ext, node); 255971738f3SFrederic Weisbecker percent = sym_ext->percent; 2561e11fd82SFrederic Weisbecker color = get_percent_color(percent); 257971738f3SFrederic Weisbecker path = sym_ext->path; 258971738f3SFrederic Weisbecker 259971738f3SFrederic Weisbecker color_fprintf(stdout, color, " %7.2f %s", percent, path); 260971738f3SFrederic Weisbecker node = rb_next(node); 261971738f3SFrederic Weisbecker } 262971738f3SFrederic Weisbecker } 263971738f3SFrederic Weisbecker 26448fb4fddSArnaldo Carvalho de Melo static void hist_entry__print_hits(struct hist_entry *self) 26548fb4fddSArnaldo Carvalho de Melo { 26659fd5306SArnaldo Carvalho de Melo struct symbol *sym = self->ms.sym; 26748fb4fddSArnaldo Carvalho de Melo struct sym_priv *priv = symbol__priv(sym); 26848fb4fddSArnaldo Carvalho de Melo struct sym_hist *h = priv->hist; 26948fb4fddSArnaldo Carvalho de Melo u64 len = sym->end - sym->start, offset; 27048fb4fddSArnaldo Carvalho de Melo 27148fb4fddSArnaldo Carvalho de Melo for (offset = 0; offset < len; ++offset) 27248fb4fddSArnaldo Carvalho de Melo if (h->ip[offset] != 0) 27348fb4fddSArnaldo Carvalho de Melo printf("%*Lx: %Lu\n", BITS_PER_LONG / 2, 27448fb4fddSArnaldo Carvalho de Melo sym->start + offset, h->ip[offset]); 27548fb4fddSArnaldo Carvalho de Melo printf("%*s: %Lu\n", BITS_PER_LONG / 2, "h->sum", h->sum); 27648fb4fddSArnaldo Carvalho de Melo } 27748fb4fddSArnaldo Carvalho de Melo 27846e3e055SArnaldo Carvalho de Melo static int hist_entry__tty_annotate(struct hist_entry *he) 27986470930SIngo Molnar { 28059fd5306SArnaldo Carvalho de Melo struct map *map = he->ms.map; 281ed52ce2eSArnaldo Carvalho de Melo struct dso *dso = map->dso; 28259fd5306SArnaldo Carvalho de Melo struct symbol *sym = he->ms.sym; 283439d473bSArnaldo Carvalho de Melo const char *filename = dso->long_name, *d_filename; 284439d473bSArnaldo Carvalho de Melo u64 len; 28548fb4fddSArnaldo Carvalho de Melo LIST_HEAD(head); 28648fb4fddSArnaldo Carvalho de Melo struct objdump_line *pos, *n; 28786470930SIngo Molnar 28892221162SArnaldo Carvalho de Melo if (hist_entry__annotate(he, &head, 0) < 0) 28946e3e055SArnaldo Carvalho de Melo return -1; 29086470930SIngo Molnar 29142976487SMike Galbraith if (full_paths) 29242976487SMike Galbraith d_filename = filename; 29342976487SMike Galbraith else 29442976487SMike Galbraith d_filename = basename(filename); 29586470930SIngo Molnar 29686470930SIngo Molnar len = sym->end - sym->start; 29786470930SIngo Molnar 298971738f3SFrederic Weisbecker if (print_line) { 299ed52ce2eSArnaldo Carvalho de Melo get_source_line(he, len, filename); 300971738f3SFrederic Weisbecker print_summary(filename); 301971738f3SFrederic Weisbecker } 302971738f3SFrederic Weisbecker 303971738f3SFrederic Weisbecker printf("\n\n------------------------------------------------\n"); 30442976487SMike Galbraith printf(" Percent | Source code & Disassembly of %s\n", d_filename); 305971738f3SFrederic Weisbecker printf("------------------------------------------------\n"); 306971738f3SFrederic Weisbecker 30748fb4fddSArnaldo Carvalho de Melo if (verbose) 30848fb4fddSArnaldo Carvalho de Melo hist_entry__print_hits(he); 30948fb4fddSArnaldo Carvalho de Melo 31048fb4fddSArnaldo Carvalho de Melo list_for_each_entry_safe(pos, n, &head, node) { 31148fb4fddSArnaldo Carvalho de Melo objdump_line__print(pos, &head, he, len); 31248fb4fddSArnaldo Carvalho de Melo list_del(&pos->node); 31348fb4fddSArnaldo Carvalho de Melo objdump_line__free(pos); 31448fb4fddSArnaldo Carvalho de Melo } 31548fb4fddSArnaldo Carvalho de Melo 316971738f3SFrederic Weisbecker if (print_line) 317e4204992SArnaldo Carvalho de Melo free_source_line(he, len); 31846e3e055SArnaldo Carvalho de Melo 31946e3e055SArnaldo Carvalho de Melo return 0; 32086470930SIngo Molnar } 32186470930SIngo Molnar 3221c02c4d2SArnaldo Carvalho de Melo static void hists__find_annotations(struct hists *self) 32386470930SIngo Molnar { 324b50e003dSArnaldo Carvalho de Melo struct rb_node *nd = rb_first(&self->entries), *next; 32546e3e055SArnaldo Carvalho de Melo int key = KEY_RIGHT; 32686470930SIngo Molnar 32746e3e055SArnaldo Carvalho de Melo while (nd) { 328ed52ce2eSArnaldo Carvalho de Melo struct hist_entry *he = rb_entry(nd, struct hist_entry, rb_node); 329e4204992SArnaldo Carvalho de Melo struct sym_priv *priv; 33086470930SIngo Molnar 33146e3e055SArnaldo Carvalho de Melo if (he->ms.sym == NULL || he->ms.map->dso->annotate_warned) 33246e3e055SArnaldo Carvalho de Melo goto find_next; 333e4204992SArnaldo Carvalho de Melo 33459fd5306SArnaldo Carvalho de Melo priv = symbol__priv(he->ms.sym); 33546e3e055SArnaldo Carvalho de Melo if (priv->hist == NULL) { 33646e3e055SArnaldo Carvalho de Melo find_next: 33746e3e055SArnaldo Carvalho de Melo if (key == KEY_LEFT) 33846e3e055SArnaldo Carvalho de Melo nd = rb_prev(nd); 33946e3e055SArnaldo Carvalho de Melo else 34046e3e055SArnaldo Carvalho de Melo nd = rb_next(nd); 341e4204992SArnaldo Carvalho de Melo continue; 34246e3e055SArnaldo Carvalho de Melo } 343e4204992SArnaldo Carvalho de Melo 34462e3436bSArnaldo Carvalho de Melo if (use_browser > 0) { 34546e3e055SArnaldo Carvalho de Melo key = hist_entry__tui_annotate(he); 34646e3e055SArnaldo Carvalho de Melo switch (key) { 34746e3e055SArnaldo Carvalho de Melo case KEY_RIGHT: 348b50e003dSArnaldo Carvalho de Melo next = rb_next(nd); 34946e3e055SArnaldo Carvalho de Melo break; 35046e3e055SArnaldo Carvalho de Melo case KEY_LEFT: 351b50e003dSArnaldo Carvalho de Melo next = rb_prev(nd); 35246e3e055SArnaldo Carvalho de Melo break; 353b50e003dSArnaldo Carvalho de Melo default: 354b50e003dSArnaldo Carvalho de Melo return; 35546e3e055SArnaldo Carvalho de Melo } 356b50e003dSArnaldo Carvalho de Melo 357b50e003dSArnaldo Carvalho de Melo if (next != NULL) 358b50e003dSArnaldo Carvalho de Melo nd = next; 35946e3e055SArnaldo Carvalho de Melo } else { 36046e3e055SArnaldo Carvalho de Melo hist_entry__tty_annotate(he); 36146e3e055SArnaldo Carvalho de Melo nd = rb_next(nd); 362ed52ce2eSArnaldo Carvalho de Melo /* 36346e3e055SArnaldo Carvalho de Melo * Since we have a hist_entry per IP for the same 36446e3e055SArnaldo Carvalho de Melo * symbol, free he->ms.sym->hist to signal we already 36546e3e055SArnaldo Carvalho de Melo * processed this symbol. 366ed52ce2eSArnaldo Carvalho de Melo */ 367e4204992SArnaldo Carvalho de Melo free(priv->hist); 368e4204992SArnaldo Carvalho de Melo priv->hist = NULL; 36986470930SIngo Molnar } 37086470930SIngo Molnar } 37146e3e055SArnaldo Carvalho de Melo } 37286470930SIngo Molnar 373301a0b02SArnaldo Carvalho de Melo static struct perf_event_ops event_ops = { 37455aa640fSArnaldo Carvalho de Melo .sample = process_sample_event, 37555aa640fSArnaldo Carvalho de Melo .mmap = event__process_mmap, 37655aa640fSArnaldo Carvalho de Melo .comm = event__process_comm, 37755aa640fSArnaldo Carvalho de Melo .fork = event__process_task, 378eac23d1cSIan Munsie .ordered_samples = true, 379eac23d1cSIan Munsie .ordering_requires_timestamps = true, 380bab81b62SLi Zefan }; 381bab81b62SLi Zefan 38286470930SIngo Molnar static int __cmd_annotate(void) 38386470930SIngo Molnar { 384bab81b62SLi Zefan int ret; 38575be6cf4SArnaldo Carvalho de Melo struct perf_session *session; 38686470930SIngo Molnar 38721ef97f0SIan Munsie session = perf_session__new(input_name, O_RDONLY, force, false, &event_ops); 38894c744b6SArnaldo Carvalho de Melo if (session == NULL) 38994c744b6SArnaldo Carvalho de Melo return -ENOMEM; 39094c744b6SArnaldo Carvalho de Melo 391ec913369SArnaldo Carvalho de Melo ret = perf_session__process_events(session, &event_ops); 392bab81b62SLi Zefan if (ret) 39394c744b6SArnaldo Carvalho de Melo goto out_delete; 39486470930SIngo Molnar 39562daacb5SArnaldo Carvalho de Melo if (dump_trace) { 396c8446b9bSArnaldo Carvalho de Melo perf_session__fprintf_nr_events(session, stdout); 39794c744b6SArnaldo Carvalho de Melo goto out_delete; 39862daacb5SArnaldo Carvalho de Melo } 39986470930SIngo Molnar 400da21d1b5SArnaldo Carvalho de Melo if (verbose > 3) 401b3165f41SArnaldo Carvalho de Melo perf_session__fprintf(session, stdout); 40286470930SIngo Molnar 403da21d1b5SArnaldo Carvalho de Melo if (verbose > 2) 404cbf69680SArnaldo Carvalho de Melo perf_session__fprintf_dsos(session, stdout); 40586470930SIngo Molnar 4061c02c4d2SArnaldo Carvalho de Melo hists__collapse_resort(&session->hists); 4071c02c4d2SArnaldo Carvalho de Melo hists__output_resort(&session->hists); 4081c02c4d2SArnaldo Carvalho de Melo hists__find_annotations(&session->hists); 40994c744b6SArnaldo Carvalho de Melo out_delete: 41094c744b6SArnaldo Carvalho de Melo perf_session__delete(session); 41186470930SIngo Molnar 412bab81b62SLi Zefan return ret; 41386470930SIngo Molnar } 41486470930SIngo Molnar 41586470930SIngo Molnar static const char * const annotate_usage[] = { 41686470930SIngo Molnar "perf annotate [<options>] <command>", 41786470930SIngo Molnar NULL 41886470930SIngo Molnar }; 41986470930SIngo Molnar 42086470930SIngo Molnar static const struct option options[] = { 42186470930SIngo Molnar OPT_STRING('i', "input", &input_name, "file", 42286470930SIngo Molnar "input file name"), 423ac73c5a9SArnaldo Carvalho de Melo OPT_STRING('d', "dsos", &symbol_conf.dso_list_str, "dso[,dso...]", 424ac73c5a9SArnaldo Carvalho de Melo "only consider symbols in these dsos"), 42523b87116SIngo Molnar OPT_STRING('s', "symbol", &sym_hist_filter, "symbol", 42686470930SIngo Molnar "symbol to annotate"), 427fa6963b2SPeter Zijlstra OPT_BOOLEAN('f', "force", &force, "don't complain, do it"), 428c0555642SIan Munsie OPT_INCR('v', "verbose", &verbose, 42986470930SIngo Molnar "be more verbose (show symbol address, etc)"), 43086470930SIngo Molnar OPT_BOOLEAN('D', "dump-raw-trace", &dump_trace, 43186470930SIngo Molnar "dump raw trace in ASCII"), 4328b9e74ebSArnaldo Carvalho de Melo OPT_BOOLEAN(0, "tui", &use_tui, "Use the TUI interface"), 4338b9e74ebSArnaldo Carvalho de Melo OPT_BOOLEAN(0, "stdio", &use_stdio, "Use the stdio interface"), 434b32d133aSArnaldo Carvalho de Melo OPT_STRING('k', "vmlinux", &symbol_conf.vmlinux_name, 435b32d133aSArnaldo Carvalho de Melo "file", "vmlinux pathname"), 436b32d133aSArnaldo Carvalho de Melo OPT_BOOLEAN('m', "modules", &symbol_conf.use_modules, 43742976487SMike Galbraith "load module symbols - WARNING: use only with -k and LIVE kernel"), 438301406b9SFrederic Weisbecker OPT_BOOLEAN('l', "print-line", &print_line, 439301406b9SFrederic Weisbecker "print matching source lines (may be slow)"), 44042976487SMike Galbraith OPT_BOOLEAN('P', "full-paths", &full_paths, 44142976487SMike Galbraith "Don't shorten the displayed pathnames"), 44286470930SIngo Molnar OPT_END() 44386470930SIngo Molnar }; 44486470930SIngo Molnar 445f37a291cSIngo Molnar int cmd_annotate(int argc, const char **argv, const char *prefix __used) 44686470930SIngo Molnar { 447655000e7SArnaldo Carvalho de Melo argc = parse_options(argc, argv, options, annotate_usage, 0); 448655000e7SArnaldo Carvalho de Melo 4498b9e74ebSArnaldo Carvalho de Melo if (use_stdio) 4508b9e74ebSArnaldo Carvalho de Melo use_browser = 0; 4518b9e74ebSArnaldo Carvalho de Melo else if (use_tui) 4528b9e74ebSArnaldo Carvalho de Melo use_browser = 1; 4538b9e74ebSArnaldo Carvalho de Melo 45446e3e055SArnaldo Carvalho de Melo setup_browser(); 45546e3e055SArnaldo Carvalho de Melo 45675be6cf4SArnaldo Carvalho de Melo symbol_conf.priv_size = sizeof(struct sym_priv); 45775be6cf4SArnaldo Carvalho de Melo symbol_conf.try_vmlinux_path = true; 45875be6cf4SArnaldo Carvalho de Melo 45975be6cf4SArnaldo Carvalho de Melo if (symbol__init() < 0) 460b32d133aSArnaldo Carvalho de Melo return -1; 46186470930SIngo Molnar 462c8829c7aSArnaldo Carvalho de Melo setup_sorting(annotate_usage, options); 46386470930SIngo Molnar 46486470930SIngo Molnar if (argc) { 46586470930SIngo Molnar /* 46686470930SIngo Molnar * Special case: if there's an argument left then assume tha 46786470930SIngo Molnar * it's a symbol filter: 46886470930SIngo Molnar */ 46986470930SIngo Molnar if (argc > 1) 47086470930SIngo Molnar usage_with_options(annotate_usage, options); 47186470930SIngo Molnar 47286470930SIngo Molnar sym_hist_filter = argv[0]; 47386470930SIngo Molnar } 47486470930SIngo Molnar 475dd68ada2SJohn Kacur if (field_sep && *field_sep == '.') { 47629a9f66dSArnaldo Carvalho de Melo pr_err("'.' is the only non valid --field-separator argument\n"); 47729a9f66dSArnaldo Carvalho de Melo return -1; 478dd68ada2SJohn Kacur } 479dd68ada2SJohn Kacur 48086470930SIngo Molnar return __cmd_annotate(); 48186470930SIngo Molnar } 482