Ingo Molnar | 8035e42 | 2009-06-06 15:19:13 +0200 | [diff] [blame] | 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" |
Ingo Molnar | 8035e42 | 2009-06-06 15:19:13 +0200 | [diff] [blame] | 11 | #include "util/color.h" |
Arnaldo Carvalho de Melo | 5da5025 | 2009-07-01 14:46:08 -0300 | [diff] [blame] | 12 | #include <linux/list.h> |
Ingo Molnar | 8035e42 | 2009-06-06 15:19:13 +0200 | [diff] [blame] | 13 | #include "util/cache.h" |
Arnaldo Carvalho de Melo | 43cbcd8 | 2009-07-01 12:28:37 -0300 | [diff] [blame] | 14 | #include <linux/rbtree.h> |
Ingo Molnar | 8035e42 | 2009-06-06 15:19:13 +0200 | [diff] [blame] | 15 | #include "util/symbol.h" |
Ingo Molnar | 8035e42 | 2009-06-06 15:19:13 +0200 | [diff] [blame] | 16 | |
| 17 | #include "perf.h" |
Frederic Weisbecker | 8f28827 | 2009-08-16 22:05:48 +0200 | [diff] [blame] | 18 | #include "util/debug.h" |
Ingo Molnar | 8035e42 | 2009-06-06 15:19:13 +0200 | [diff] [blame] | 19 | |
Arnaldo Carvalho de Melo | e248de3 | 2011-03-05 21:40:06 -0300 | [diff] [blame] | 20 | #include "util/evlist.h" |
| 21 | #include "util/evsel.h" |
Arnaldo Carvalho de Melo | 78f7def | 2011-02-04 09:45:46 -0200 | [diff] [blame] | 22 | #include "util/annotate.h" |
Arnaldo Carvalho de Melo | 62daacb | 2009-11-27 16:29:22 -0200 | [diff] [blame] | 23 | #include "util/event.h" |
Ingo Molnar | 8035e42 | 2009-06-06 15:19:13 +0200 | [diff] [blame] | 24 | #include "util/parse-options.h" |
| 25 | #include "util/parse-events.h" |
Frederic Weisbecker | 6baa0a5 | 2009-08-14 12:21:53 +0200 | [diff] [blame] | 26 | #include "util/thread.h" |
John Kacur | dd68ada | 2009-09-24 18:02:49 +0200 | [diff] [blame] | 27 | #include "util/sort.h" |
John Kacur | 3d1d07e | 2009-09-28 15:32:55 +0200 | [diff] [blame] | 28 | #include "util/hist.h" |
Arnaldo Carvalho de Melo | 94c744b | 2009-12-11 21:24:02 -0200 | [diff] [blame] | 29 | #include "util/session.h" |
Ingo Molnar | 8035e42 | 2009-06-06 15:19:13 +0200 | [diff] [blame] | 30 | |
Anton Blanchard | 5d67be9 | 2011-07-04 21:57:50 +1000 | [diff] [blame] | 31 | #include <linux/bitmap.h> |
| 32 | |
Ingo Molnar | 8035e42 | 2009-06-06 15:19:13 +0200 | [diff] [blame] | 33 | static char const *input_name = "perf.data"; |
Ingo Molnar | 8035e42 | 2009-06-06 15:19:13 +0200 | [diff] [blame] | 34 | |
Arnaldo Carvalho de Melo | 8b9e74e | 2010-08-21 10:38:16 -0300 | [diff] [blame] | 35 | static bool force, use_tui, use_stdio; |
Ingo Molnar | 8035e42 | 2009-06-06 15:19:13 +0200 | [diff] [blame] | 36 | |
Ian Munsie | c055564 | 2010-04-13 18:37:33 +1000 | [diff] [blame] | 37 | static bool full_paths; |
Mike Galbraith | 4297648 | 2009-07-02 08:09:46 +0200 | [diff] [blame] | 38 | |
Ian Munsie | c055564 | 2010-04-13 18:37:33 +1000 | [diff] [blame] | 39 | static bool print_line; |
Frederic Weisbecker | 301406b | 2009-06-13 00:11:21 +0200 | [diff] [blame] | 40 | |
Arnaldo Carvalho de Melo | e420499 | 2009-10-20 14:25:40 -0200 | [diff] [blame] | 41 | static const char *sym_hist_filter; |
| 42 | |
Anton Blanchard | 5d67be9 | 2011-07-04 21:57:50 +1000 | [diff] [blame] | 43 | static const char *cpu_list; |
| 44 | static DECLARE_BITMAP(cpu_bitmap, MAX_NR_CPUS); |
| 45 | |
Arnaldo Carvalho de Melo | d04b35f | 2011-11-11 22:17:32 -0200 | [diff] [blame] | 46 | static int perf_evsel__add_sample(struct perf_evsel *evsel, |
| 47 | struct perf_sample *sample, |
| 48 | struct addr_location *al) |
Ingo Molnar | 8035e42 | 2009-06-06 15:19:13 +0200 | [diff] [blame] | 49 | { |
Arnaldo Carvalho de Melo | 628ada0 | 2010-02-25 12:57:40 -0300 | [diff] [blame] | 50 | struct hist_entry *he; |
Arnaldo Carvalho de Melo | e248de3 | 2011-03-05 21:40:06 -0300 | [diff] [blame] | 51 | int ret; |
Arnaldo Carvalho de Melo | 628ada0 | 2010-02-25 12:57:40 -0300 | [diff] [blame] | 52 | |
| 53 | if (sym_hist_filter != NULL && |
| 54 | (al->sym == NULL || strcmp(sym_hist_filter, al->sym->name) != 0)) { |
| 55 | /* We're only interested in a symbol named sym_hist_filter */ |
| 56 | if (al->sym != NULL) { |
| 57 | rb_erase(&al->sym->rb_node, |
| 58 | &al->map->dso->symbols[al->map->type]); |
| 59 | symbol__delete(al->sym); |
| 60 | } |
| 61 | return 0; |
| 62 | } |
| 63 | |
Arnaldo Carvalho de Melo | e248de3 | 2011-03-05 21:40:06 -0300 | [diff] [blame] | 64 | he = __hists__add_entry(&evsel->hists, al, NULL, 1); |
Arnaldo Carvalho de Melo | 9735abf | 2009-10-03 10:42:45 -0300 | [diff] [blame] | 65 | if (he == NULL) |
Ingo Molnar | 8035e42 | 2009-06-06 15:19:13 +0200 | [diff] [blame] | 66 | return -ENOMEM; |
Arnaldo Carvalho de Melo | 628ada0 | 2010-02-25 12:57:40 -0300 | [diff] [blame] | 67 | |
Arnaldo Carvalho de Melo | e248de3 | 2011-03-05 21:40:06 -0300 | [diff] [blame] | 68 | ret = 0; |
Arnaldo Carvalho de Melo | 2f525d0 | 2011-02-04 13:43:24 -0200 | [diff] [blame] | 69 | if (he->ms.sym != NULL) { |
Arnaldo Carvalho de Melo | 2f525d0 | 2011-02-04 13:43:24 -0200 | [diff] [blame] | 70 | struct annotation *notes = symbol__annotation(he->ms.sym); |
Arnaldo Carvalho de Melo | d04b35f | 2011-11-11 22:17:32 -0200 | [diff] [blame] | 71 | if (notes->src == NULL && symbol__alloc_hist(he->ms.sym) < 0) |
Arnaldo Carvalho de Melo | 2f525d0 | 2011-02-04 13:43:24 -0200 | [diff] [blame] | 72 | return -ENOMEM; |
| 73 | |
Arnaldo Carvalho de Melo | e248de3 | 2011-03-05 21:40:06 -0300 | [diff] [blame] | 74 | ret = hist_entry__inc_addr_samples(he, evsel->idx, al->addr); |
Arnaldo Carvalho de Melo | 2f525d0 | 2011-02-04 13:43:24 -0200 | [diff] [blame] | 75 | } |
| 76 | |
Arnaldo Carvalho de Melo | e248de3 | 2011-03-05 21:40:06 -0300 | [diff] [blame] | 77 | evsel->hists.stats.total_period += sample->period; |
| 78 | hists__inc_nr_events(&evsel->hists, PERF_RECORD_SAMPLE); |
| 79 | return ret; |
Ingo Molnar | 8035e42 | 2009-06-06 15:19:13 +0200 | [diff] [blame] | 80 | } |
| 81 | |
Arnaldo Carvalho de Melo | 8115d60 | 2011-01-29 14:01:45 -0200 | [diff] [blame] | 82 | static int process_sample_event(union perf_event *event, |
| 83 | struct perf_sample *sample, |
Arnaldo Carvalho de Melo | 9e69c21 | 2011-03-15 15:44:01 -0300 | [diff] [blame] | 84 | struct perf_evsel *evsel, |
Arnaldo Carvalho de Melo | 640c03c | 2010-12-02 14:10:21 -0200 | [diff] [blame] | 85 | struct perf_session *session) |
Ingo Molnar | 8035e42 | 2009-06-06 15:19:13 +0200 | [diff] [blame] | 86 | { |
Arnaldo Carvalho de Melo | 1ed091c | 2009-11-27 16:29:23 -0200 | [diff] [blame] | 87 | struct addr_location al; |
Frederic Weisbecker | 6baa0a5 | 2009-08-14 12:21:53 +0200 | [diff] [blame] | 88 | |
Arnaldo Carvalho de Melo | ce6f4fa | 2011-02-08 13:27:39 -0200 | [diff] [blame] | 89 | if (perf_event__preprocess_sample(event, session, &al, sample, |
| 90 | symbol__annotate_init) < 0) { |
Arnaldo Carvalho de Melo | 29a9f66 | 2010-02-03 16:52:06 -0200 | [diff] [blame] | 91 | pr_warning("problem processing %d event, skipping it.\n", |
| 92 | event->header.type); |
Ingo Molnar | 8035e42 | 2009-06-06 15:19:13 +0200 | [diff] [blame] | 93 | return -1; |
| 94 | } |
| 95 | |
Anton Blanchard | 5d67be9 | 2011-07-04 21:57:50 +1000 | [diff] [blame] | 96 | if (cpu_list && !test_bit(sample->cpu, cpu_bitmap)) |
| 97 | return 0; |
| 98 | |
Arnaldo Carvalho de Melo | d04b35f | 2011-11-11 22:17:32 -0200 | [diff] [blame] | 99 | if (!al.filtered && perf_evsel__add_sample(evsel, sample, &al)) { |
Arnaldo Carvalho de Melo | 29a9f66 | 2010-02-03 16:52:06 -0200 | [diff] [blame] | 100 | pr_warning("problem incrementing symbol count, " |
| 101 | "skipping event\n"); |
Arnaldo Carvalho de Melo | ec218fc | 2009-10-03 20:30:48 -0300 | [diff] [blame] | 102 | return -1; |
Ingo Molnar | 8035e42 | 2009-06-06 15:19:13 +0200 | [diff] [blame] | 103 | } |
Ingo Molnar | 8035e42 | 2009-06-06 15:19:13 +0200 | [diff] [blame] | 104 | |
| 105 | return 0; |
| 106 | } |
| 107 | |
Arnaldo Carvalho de Melo | 2f525d0 | 2011-02-04 13:43:24 -0200 | [diff] [blame] | 108 | static int hist_entry__tty_annotate(struct hist_entry *he, int evidx) |
Ingo Molnar | 0b73da3 | 2009-06-06 15:48:52 +0200 | [diff] [blame] | 109 | { |
Arnaldo Carvalho de Melo | 2f525d0 | 2011-02-04 13:43:24 -0200 | [diff] [blame] | 110 | return symbol__tty_annotate(he->ms.sym, he->ms.map, evidx, |
Arnaldo Carvalho de Melo | d040bd3 | 2011-02-05 15:37:31 -0200 | [diff] [blame] | 111 | print_line, full_paths, 0, 0); |
Ingo Molnar | 0b73da3 | 2009-06-06 15:48:52 +0200 | [diff] [blame] | 112 | } |
| 113 | |
Arnaldo Carvalho de Melo | d04b35f | 2011-11-11 22:17:32 -0200 | [diff] [blame] | 114 | static void hists__find_annotations(struct hists *self, int evidx) |
Ingo Molnar | 0b73da3 | 2009-06-06 15:48:52 +0200 | [diff] [blame] | 115 | { |
Arnaldo Carvalho de Melo | b50e003 | 2010-08-11 10:07:43 -0300 | [diff] [blame] | 116 | struct rb_node *nd = rb_first(&self->entries), *next; |
Arnaldo Carvalho de Melo | cf95800 | 2011-10-20 16:59:15 -0200 | [diff] [blame] | 117 | int key = K_RIGHT; |
Ingo Molnar | 0b73da3 | 2009-06-06 15:48:52 +0200 | [diff] [blame] | 118 | |
Arnaldo Carvalho de Melo | 46e3e05 | 2010-05-22 11:25:40 -0300 | [diff] [blame] | 119 | while (nd) { |
Arnaldo Carvalho de Melo | ed52ce2 | 2009-10-19 17:17:57 -0200 | [diff] [blame] | 120 | struct hist_entry *he = rb_entry(nd, struct hist_entry, rb_node); |
Arnaldo Carvalho de Melo | 78f7def | 2011-02-04 09:45:46 -0200 | [diff] [blame] | 121 | struct annotation *notes; |
Ingo Molnar | 0b73da3 | 2009-06-06 15:48:52 +0200 | [diff] [blame] | 122 | |
Arnaldo Carvalho de Melo | 46e3e05 | 2010-05-22 11:25:40 -0300 | [diff] [blame] | 123 | if (he->ms.sym == NULL || he->ms.map->dso->annotate_warned) |
| 124 | goto find_next; |
Ingo Molnar | 0b73da3 | 2009-06-06 15:48:52 +0200 | [diff] [blame] | 125 | |
Arnaldo Carvalho de Melo | 78f7def | 2011-02-04 09:45:46 -0200 | [diff] [blame] | 126 | notes = symbol__annotation(he->ms.sym); |
Arnaldo Carvalho de Melo | ce6f4fa | 2011-02-08 13:27:39 -0200 | [diff] [blame] | 127 | if (notes->src == NULL) { |
Arnaldo Carvalho de Melo | 46e3e05 | 2010-05-22 11:25:40 -0300 | [diff] [blame] | 128 | find_next: |
Arnaldo Carvalho de Melo | cf95800 | 2011-10-20 16:59:15 -0200 | [diff] [blame] | 129 | if (key == K_LEFT) |
Arnaldo Carvalho de Melo | 46e3e05 | 2010-05-22 11:25:40 -0300 | [diff] [blame] | 130 | nd = rb_prev(nd); |
| 131 | else |
| 132 | nd = rb_next(nd); |
Arnaldo Carvalho de Melo | e420499 | 2009-10-20 14:25:40 -0200 | [diff] [blame] | 133 | continue; |
Arnaldo Carvalho de Melo | 46e3e05 | 2010-05-22 11:25:40 -0300 | [diff] [blame] | 134 | } |
Arnaldo Carvalho de Melo | e420499 | 2009-10-20 14:25:40 -0200 | [diff] [blame] | 135 | |
Arnaldo Carvalho de Melo | 62e3436 | 2010-05-26 13:22:26 -0300 | [diff] [blame] | 136 | if (use_browser > 0) { |
Arnaldo Carvalho de Melo | d04b35f | 2011-11-11 22:17:32 -0200 | [diff] [blame] | 137 | key = hist_entry__tui_annotate(he, evidx, NULL, NULL, 0); |
Arnaldo Carvalho de Melo | 46e3e05 | 2010-05-22 11:25:40 -0300 | [diff] [blame] | 138 | switch (key) { |
Arnaldo Carvalho de Melo | cf95800 | 2011-10-20 16:59:15 -0200 | [diff] [blame] | 139 | case K_RIGHT: |
Arnaldo Carvalho de Melo | b50e003 | 2010-08-11 10:07:43 -0300 | [diff] [blame] | 140 | next = rb_next(nd); |
Arnaldo Carvalho de Melo | 46e3e05 | 2010-05-22 11:25:40 -0300 | [diff] [blame] | 141 | break; |
Arnaldo Carvalho de Melo | cf95800 | 2011-10-20 16:59:15 -0200 | [diff] [blame] | 142 | case K_LEFT: |
Arnaldo Carvalho de Melo | b50e003 | 2010-08-11 10:07:43 -0300 | [diff] [blame] | 143 | next = rb_prev(nd); |
Arnaldo Carvalho de Melo | 46e3e05 | 2010-05-22 11:25:40 -0300 | [diff] [blame] | 144 | break; |
Arnaldo Carvalho de Melo | b50e003 | 2010-08-11 10:07:43 -0300 | [diff] [blame] | 145 | default: |
| 146 | return; |
Arnaldo Carvalho de Melo | 46e3e05 | 2010-05-22 11:25:40 -0300 | [diff] [blame] | 147 | } |
Arnaldo Carvalho de Melo | b50e003 | 2010-08-11 10:07:43 -0300 | [diff] [blame] | 148 | |
| 149 | if (next != NULL) |
| 150 | nd = next; |
Arnaldo Carvalho de Melo | 46e3e05 | 2010-05-22 11:25:40 -0300 | [diff] [blame] | 151 | } else { |
Arnaldo Carvalho de Melo | e248de3 | 2011-03-05 21:40:06 -0300 | [diff] [blame] | 152 | hist_entry__tty_annotate(he, evidx); |
Arnaldo Carvalho de Melo | 46e3e05 | 2010-05-22 11:25:40 -0300 | [diff] [blame] | 153 | nd = rb_next(nd); |
| 154 | /* |
| 155 | * Since we have a hist_entry per IP for the same |
Arnaldo Carvalho de Melo | ce6f4fa | 2011-02-08 13:27:39 -0200 | [diff] [blame] | 156 | * symbol, free he->ms.sym->src to signal we already |
Arnaldo Carvalho de Melo | 46e3e05 | 2010-05-22 11:25:40 -0300 | [diff] [blame] | 157 | * processed this symbol. |
| 158 | */ |
Arnaldo Carvalho de Melo | ce6f4fa | 2011-02-08 13:27:39 -0200 | [diff] [blame] | 159 | free(notes->src); |
| 160 | notes->src = NULL; |
Arnaldo Carvalho de Melo | 46e3e05 | 2010-05-22 11:25:40 -0300 | [diff] [blame] | 161 | } |
Ingo Molnar | 0b73da3 | 2009-06-06 15:48:52 +0200 | [diff] [blame] | 162 | } |
Ingo Molnar | 0b73da3 | 2009-06-06 15:48:52 +0200 | [diff] [blame] | 163 | } |
| 164 | |
Arnaldo Carvalho de Melo | 301a0b0 | 2009-12-13 19:50:25 -0200 | [diff] [blame] | 165 | static struct perf_event_ops event_ops = { |
Arnaldo Carvalho de Melo | 55aa640 | 2009-12-27 21:37:05 -0200 | [diff] [blame] | 166 | .sample = process_sample_event, |
Arnaldo Carvalho de Melo | 8115d60 | 2011-01-29 14:01:45 -0200 | [diff] [blame] | 167 | .mmap = perf_event__process_mmap, |
| 168 | .comm = perf_event__process_comm, |
| 169 | .fork = perf_event__process_task, |
Ian Munsie | eac23d1 | 2010-12-09 16:33:53 +1100 | [diff] [blame] | 170 | .ordered_samples = true, |
| 171 | .ordering_requires_timestamps = true, |
Li Zefan | bab81b6 | 2009-12-01 14:04:49 +0800 | [diff] [blame] | 172 | }; |
| 173 | |
Ingo Molnar | 8035e42 | 2009-06-06 15:19:13 +0200 | [diff] [blame] | 174 | static int __cmd_annotate(void) |
| 175 | { |
Li Zefan | bab81b6 | 2009-12-01 14:04:49 +0800 | [diff] [blame] | 176 | int ret; |
Arnaldo Carvalho de Melo | 75be6cf | 2009-12-15 20:04:39 -0200 | [diff] [blame] | 177 | struct perf_session *session; |
Arnaldo Carvalho de Melo | e248de3 | 2011-03-05 21:40:06 -0300 | [diff] [blame] | 178 | struct perf_evsel *pos; |
| 179 | u64 total_nr_samples; |
Ingo Molnar | 8035e42 | 2009-06-06 15:19:13 +0200 | [diff] [blame] | 180 | |
Ian Munsie | 21ef97f | 2010-12-10 14:09:16 +1100 | [diff] [blame] | 181 | session = perf_session__new(input_name, O_RDONLY, force, false, &event_ops); |
Arnaldo Carvalho de Melo | 94c744b | 2009-12-11 21:24:02 -0200 | [diff] [blame] | 182 | if (session == NULL) |
| 183 | return -ENOMEM; |
| 184 | |
Anton Blanchard | 5d67be9 | 2011-07-04 21:57:50 +1000 | [diff] [blame] | 185 | if (cpu_list) { |
| 186 | ret = perf_session__cpu_bitmap(session, cpu_list, cpu_bitmap); |
| 187 | if (ret) |
| 188 | goto out_delete; |
| 189 | } |
| 190 | |
Arnaldo Carvalho de Melo | ec91336 | 2009-12-13 19:50:27 -0200 | [diff] [blame] | 191 | ret = perf_session__process_events(session, &event_ops); |
Li Zefan | bab81b6 | 2009-12-01 14:04:49 +0800 | [diff] [blame] | 192 | if (ret) |
Arnaldo Carvalho de Melo | 94c744b | 2009-12-11 21:24:02 -0200 | [diff] [blame] | 193 | goto out_delete; |
Ingo Molnar | 8035e42 | 2009-06-06 15:19:13 +0200 | [diff] [blame] | 194 | |
Arnaldo Carvalho de Melo | 62daacb | 2009-11-27 16:29:22 -0200 | [diff] [blame] | 195 | if (dump_trace) { |
Arnaldo Carvalho de Melo | c8446b9 | 2010-05-14 10:36:42 -0300 | [diff] [blame] | 196 | perf_session__fprintf_nr_events(session, stdout); |
Arnaldo Carvalho de Melo | 94c744b | 2009-12-11 21:24:02 -0200 | [diff] [blame] | 197 | goto out_delete; |
Arnaldo Carvalho de Melo | 62daacb | 2009-11-27 16:29:22 -0200 | [diff] [blame] | 198 | } |
Ingo Molnar | 8035e42 | 2009-06-06 15:19:13 +0200 | [diff] [blame] | 199 | |
Arnaldo Carvalho de Melo | da21d1b | 2009-10-07 10:49:00 -0300 | [diff] [blame] | 200 | if (verbose > 3) |
Arnaldo Carvalho de Melo | b3165f4 | 2009-12-13 19:50:28 -0200 | [diff] [blame] | 201 | perf_session__fprintf(session, stdout); |
Ingo Molnar | 8035e42 | 2009-06-06 15:19:13 +0200 | [diff] [blame] | 202 | |
Arnaldo Carvalho de Melo | da21d1b | 2009-10-07 10:49:00 -0300 | [diff] [blame] | 203 | if (verbose > 2) |
Arnaldo Carvalho de Melo | cbf6968 | 2010-04-27 21:22:44 -0300 | [diff] [blame] | 204 | perf_session__fprintf_dsos(session, stdout); |
Ingo Molnar | 8035e42 | 2009-06-06 15:19:13 +0200 | [diff] [blame] | 205 | |
Arnaldo Carvalho de Melo | e248de3 | 2011-03-05 21:40:06 -0300 | [diff] [blame] | 206 | total_nr_samples = 0; |
| 207 | list_for_each_entry(pos, &session->evlist->entries, node) { |
| 208 | struct hists *hists = &pos->hists; |
| 209 | u32 nr_samples = hists->stats.nr_events[PERF_RECORD_SAMPLE]; |
Ingo Molnar | 8035e42 | 2009-06-06 15:19:13 +0200 | [diff] [blame] | 210 | |
Arnaldo Carvalho de Melo | e248de3 | 2011-03-05 21:40:06 -0300 | [diff] [blame] | 211 | if (nr_samples > 0) { |
| 212 | total_nr_samples += nr_samples; |
| 213 | hists__collapse_resort(hists); |
| 214 | hists__output_resort(hists); |
Arnaldo Carvalho de Melo | d04b35f | 2011-11-11 22:17:32 -0200 | [diff] [blame] | 215 | hists__find_annotations(hists, pos->idx); |
Arnaldo Carvalho de Melo | e248de3 | 2011-03-05 21:40:06 -0300 | [diff] [blame] | 216 | } |
| 217 | } |
| 218 | |
| 219 | if (total_nr_samples == 0) { |
| 220 | ui__warning("The %s file has no samples!\n", input_name); |
| 221 | goto out_delete; |
| 222 | } |
| 223 | out_delete: |
| 224 | /* |
| 225 | * Speed up the exit process, for large files this can |
| 226 | * take quite a while. |
| 227 | * |
| 228 | * XXX Enable this when using valgrind or if we ever |
| 229 | * librarize this command. |
| 230 | * |
| 231 | * Also experiment with obstacks to see how much speed |
| 232 | * up we'll get here. |
| 233 | * |
| 234 | * perf_session__delete(session); |
| 235 | */ |
Li Zefan | bab81b6 | 2009-12-01 14:04:49 +0800 | [diff] [blame] | 236 | return ret; |
Ingo Molnar | 8035e42 | 2009-06-06 15:19:13 +0200 | [diff] [blame] | 237 | } |
| 238 | |
| 239 | static const char * const annotate_usage[] = { |
| 240 | "perf annotate [<options>] <command>", |
| 241 | NULL |
| 242 | }; |
| 243 | |
| 244 | static const struct option options[] = { |
| 245 | OPT_STRING('i', "input", &input_name, "file", |
| 246 | "input file name"), |
Arnaldo Carvalho de Melo | ac73c5a | 2010-03-24 16:40:16 -0300 | [diff] [blame] | 247 | OPT_STRING('d', "dsos", &symbol_conf.dso_list_str, "dso[,dso...]", |
| 248 | "only consider symbols in these dsos"), |
Ingo Molnar | 23b8711 | 2009-06-06 21:25:29 +0200 | [diff] [blame] | 249 | OPT_STRING('s', "symbol", &sym_hist_filter, "symbol", |
Ingo Molnar | 0b73da3 | 2009-06-06 15:48:52 +0200 | [diff] [blame] | 250 | "symbol to annotate"), |
Peter Zijlstra | fa6963b | 2009-08-19 11:18:26 +0200 | [diff] [blame] | 251 | OPT_BOOLEAN('f', "force", &force, "don't complain, do it"), |
Ian Munsie | c055564 | 2010-04-13 18:37:33 +1000 | [diff] [blame] | 252 | OPT_INCR('v', "verbose", &verbose, |
Ingo Molnar | 8035e42 | 2009-06-06 15:19:13 +0200 | [diff] [blame] | 253 | "be more verbose (show symbol address, etc)"), |
| 254 | OPT_BOOLEAN('D', "dump-raw-trace", &dump_trace, |
| 255 | "dump raw trace in ASCII"), |
Arnaldo Carvalho de Melo | 8b9e74e | 2010-08-21 10:38:16 -0300 | [diff] [blame] | 256 | OPT_BOOLEAN(0, "tui", &use_tui, "Use the TUI interface"), |
| 257 | OPT_BOOLEAN(0, "stdio", &use_stdio, "Use the stdio interface"), |
Arnaldo Carvalho de Melo | b32d133 | 2009-11-24 12:05:15 -0200 | [diff] [blame] | 258 | OPT_STRING('k', "vmlinux", &symbol_conf.vmlinux_name, |
| 259 | "file", "vmlinux pathname"), |
| 260 | OPT_BOOLEAN('m', "modules", &symbol_conf.use_modules, |
Mike Galbraith | 4297648 | 2009-07-02 08:09:46 +0200 | [diff] [blame] | 261 | "load module symbols - WARNING: use only with -k and LIVE kernel"), |
Frederic Weisbecker | 301406b | 2009-06-13 00:11:21 +0200 | [diff] [blame] | 262 | OPT_BOOLEAN('l', "print-line", &print_line, |
| 263 | "print matching source lines (may be slow)"), |
Mike Galbraith | 4297648 | 2009-07-02 08:09:46 +0200 | [diff] [blame] | 264 | OPT_BOOLEAN('P', "full-paths", &full_paths, |
| 265 | "Don't shorten the displayed pathnames"), |
Anton Blanchard | 5d67be9 | 2011-07-04 21:57:50 +1000 | [diff] [blame] | 266 | OPT_STRING('c', "cpu", &cpu_list, "cpu", "list of cpus to profile"), |
Stephane Eranian | e71a059 | 2011-07-30 01:20:40 +0200 | [diff] [blame] | 267 | OPT_STRING(0, "symfs", &symbol_conf.symfs, "directory", |
| 268 | "Look for files with symbols relative to this directory"), |
Arnaldo Carvalho de Melo | 64c6f0c | 2011-10-06 12:48:31 -0300 | [diff] [blame] | 269 | OPT_BOOLEAN(0, "source", &symbol_conf.annotate_src, |
Stephane Eranian | 3e6a2a7 | 2011-05-17 17:32:07 +0200 | [diff] [blame] | 270 | "Interleave source code with assembly code (default)"), |
Arnaldo Carvalho de Melo | 64c6f0c | 2011-10-06 12:48:31 -0300 | [diff] [blame] | 271 | OPT_BOOLEAN(0, "asm-raw", &symbol_conf.annotate_asm_raw, |
Stephane Eranian | 3e6a2a7 | 2011-05-17 17:32:07 +0200 | [diff] [blame] | 272 | "Display raw encoding of assembly instructions (default)"), |
Andi Kleen | f69b64f | 2011-09-15 14:31:41 -0700 | [diff] [blame] | 273 | OPT_STRING('M', "disassembler-style", &disassembler_style, "disassembler style", |
| 274 | "Specify disassembler style (e.g. -M intel for intel syntax)"), |
Ingo Molnar | 8035e42 | 2009-06-06 15:19:13 +0200 | [diff] [blame] | 275 | OPT_END() |
| 276 | }; |
| 277 | |
Ingo Molnar | f37a291 | 2009-07-01 12:37:06 +0200 | [diff] [blame] | 278 | int cmd_annotate(int argc, const char **argv, const char *prefix __used) |
Ingo Molnar | 8035e42 | 2009-06-06 15:19:13 +0200 | [diff] [blame] | 279 | { |
Arnaldo Carvalho de Melo | 655000e | 2009-12-15 20:04:40 -0200 | [diff] [blame] | 280 | argc = parse_options(argc, argv, options, annotate_usage, 0); |
| 281 | |
Arnaldo Carvalho de Melo | 8b9e74e | 2010-08-21 10:38:16 -0300 | [diff] [blame] | 282 | if (use_stdio) |
| 283 | use_browser = 0; |
| 284 | else if (use_tui) |
| 285 | use_browser = 1; |
| 286 | |
Arnaldo Carvalho de Melo | 229ade9 | 2011-01-31 18:08:39 -0200 | [diff] [blame] | 287 | setup_browser(true); |
Arnaldo Carvalho de Melo | 46e3e05 | 2010-05-22 11:25:40 -0300 | [diff] [blame] | 288 | |
Arnaldo Carvalho de Melo | 78f7def | 2011-02-04 09:45:46 -0200 | [diff] [blame] | 289 | symbol_conf.priv_size = sizeof(struct annotation); |
Arnaldo Carvalho de Melo | 75be6cf | 2009-12-15 20:04:39 -0200 | [diff] [blame] | 290 | symbol_conf.try_vmlinux_path = true; |
| 291 | |
| 292 | if (symbol__init() < 0) |
Arnaldo Carvalho de Melo | b32d133 | 2009-11-24 12:05:15 -0200 | [diff] [blame] | 293 | return -1; |
Ingo Molnar | 8035e42 | 2009-06-06 15:19:13 +0200 | [diff] [blame] | 294 | |
Arnaldo Carvalho de Melo | c8829c7 | 2009-12-14 20:09:29 -0200 | [diff] [blame] | 295 | setup_sorting(annotate_usage, options); |
Ingo Molnar | 8035e42 | 2009-06-06 15:19:13 +0200 | [diff] [blame] | 296 | |
Ingo Molnar | 0b73da3 | 2009-06-06 15:48:52 +0200 | [diff] [blame] | 297 | if (argc) { |
| 298 | /* |
| 299 | * Special case: if there's an argument left then assume tha |
| 300 | * it's a symbol filter: |
| 301 | */ |
| 302 | if (argc > 1) |
| 303 | usage_with_options(annotate_usage, options); |
| 304 | |
| 305 | sym_hist_filter = argv[0]; |
| 306 | } |
| 307 | |
John Kacur | dd68ada | 2009-09-24 18:02:49 +0200 | [diff] [blame] | 308 | if (field_sep && *field_sep == '.') { |
Arnaldo Carvalho de Melo | 29a9f66 | 2010-02-03 16:52:06 -0200 | [diff] [blame] | 309 | pr_err("'.' is the only non valid --field-separator argument\n"); |
| 310 | return -1; |
John Kacur | dd68ada | 2009-09-24 18:02:49 +0200 | [diff] [blame] | 311 | } |
| 312 | |
Ingo Molnar | 8035e42 | 2009-06-06 15:19:13 +0200 | [diff] [blame] | 313 | return __cmd_annotate(); |
| 314 | } |