tools/perf/util/hist.h

   1 #ifndef __PERF_HIST_H
   2 #define __PERF_HIST_H
   3
   4 #include <linux/types.h>
   5 #include <pthread.h>
   6 #include "callchain.h"
   7 #include "evsel.h"
   8 #include "header.h"
   9 #include "color.h"
  10 #include "ui/progress.h"
  11
  12 struct hist_entry;
  13 struct addr_location;
  14 struct symbol;
  15
  16 enum hist_filter {
  17         HIST_FILTER__DSO,
  18         HIST_FILTER__THREAD,
  19         HIST_FILTER__PARENT,
  20         HIST_FILTER__SYMBOL,
  21         HIST_FILTER__GUEST,
  22         HIST_FILTER__HOST,
  23 };
  24
  25 enum hist_column {
  26         HISTC_SYMBOL,
  27         HISTC_DSO,
  28         HISTC_THREAD,
  29         HISTC_COMM,
  30         HISTC_PARENT,
  31         HISTC_CPU,
  32         HISTC_SRCLINE,
  33         HISTC_MISPREDICT,
  34         HISTC_IN_TX,
  35         HISTC_ABORT,
  36         HISTC_SYMBOL_FROM,
  37         HISTC_SYMBOL_TO,
  38         HISTC_DSO_FROM,
  39         HISTC_DSO_TO,
  40         HISTC_LOCAL_WEIGHT,
  41         HISTC_GLOBAL_WEIGHT,
  42         HISTC_MEM_DADDR_SYMBOL,
  43         HISTC_MEM_DADDR_DSO,
  44         HISTC_MEM_LOCKED,
  45         HISTC_MEM_TLB,
  46         HISTC_MEM_LVL,
  47         HISTC_MEM_SNOOP,
  48         HISTC_MEM_DCACHELINE,
  49         HISTC_TRANSACTION,
  50         HISTC_NR_COLS, /* Last entry */
  51 };
  52
  53 struct thread;
  54 struct dso;
  55
  56 struct hists {
  57         struct rb_root          entries_in_array[2];
  58         struct rb_root          *entries_in;
  59         struct rb_root          entries;
  60         struct rb_root          entries_collapsed;
  61         u64                     nr_entries;
  62         u64                     nr_non_filtered_entries;
  63         struct thread           *thread_filter;
  64         const struct dso        *dso_filter;
  65         const char              *uid_filter_str;
  66         const char              *symbol_filter_str;
  67         pthread_mutex_t         lock;
  68         struct events_stats     stats;
  69         u64                     event_stream;
  70         u16                     col_len[HISTC_NR_COLS];
  71 };
  72
  73 struct hist_entry_iter;
  74
  75 struct hist_iter_ops {
  76         int (*prepare_entry)(struct hist_entry_iter *, struct addr_location *);
  77         int (*add_single_entry)(struct hist_entry_iter *, struct addr_location *);
  78         int (*next_entry)(struct hist_entry_iter *, struct addr_location *);
  79         int (*add_next_entry)(struct hist_entry_iter *, struct addr_location *);
  80         int (*finish_entry)(struct hist_entry_iter *, struct addr_location *);
  81 };
  82
  83 struct hist_entry_iter {
  84         int total;
  85         int curr;
  86
  87         bool hide_unresolved;
  88
  89         struct perf_evsel *evsel;
  90         struct perf_sample *sample;
  91         struct hist_entry *he;
  92         struct symbol *parent;
  93         void *priv;
  94
  95         const struct hist_iter_ops *ops;
  96         /* user-defined callback function (optional) */
  97         int (*add_entry_cb)(struct hist_entry_iter *iter,
  98                             struct addr_location *al, bool single, void *arg);
  99 };
 100
 101 extern const struct hist_iter_ops hist_iter_normal;
 102 extern const struct hist_iter_ops hist_iter_branch;
 103 extern const struct hist_iter_ops hist_iter_mem;
 104 extern const struct hist_iter_ops hist_iter_cumulative;
 105
 106 struct hist_entry *__hists__add_entry(struct hists *hists,
 107                                       struct addr_location *al,
 108                                       struct symbol *parent,
 109                                       struct branch_info *bi,
 110                                       struct mem_info *mi, u64 period,
 111                                       u64 weight, u64 transaction,
 112                                       bool sample_self);
 113 int hist_entry_iter__add(struct hist_entry_iter *iter, struct addr_location *al,
 114                          int max_stack_depth, void *arg);
 115
 116 int64_t hist_entry__cmp(struct hist_entry *left, struct hist_entry *right);
 117 int64_t hist_entry__collapse(struct hist_entry *left, struct hist_entry *right);
 118 int hist_entry__transaction_len(void);
 119 int hist_entry__sort_snprintf(struct hist_entry *he, char *bf, size_t size,
 120                               struct hists *hists);
 121 void hist_entry__delete(struct hist_entry *he);
 122
 123 void hists__output_resort(struct hists *hists, struct ui_progress *prog);
 124 void hists__collapse_resort(struct hists *hists, struct ui_progress *prog);
 125
 126 void hists__decay_entries(struct hists *hists, bool zap_user, bool zap_kernel);
 127 void hists__delete_entries(struct hists *hists);
 128 void hists__output_recalc_col_len(struct hists *hists, int max_rows);
 129
 130 u64 hists__total_period(struct hists *hists);
 131 void hists__reset_stats(struct hists *hists);
 132 void hists__inc_stats(struct hists *hists, struct hist_entry *h);
 133 void hists__inc_nr_events(struct hists *hists, u32 type);
 134 void hists__inc_nr_samples(struct hists *hists, bool filtered);
 135 void events_stats__inc(struct events_stats *stats, u32 type);
 136 size_t events_stats__fprintf(struct events_stats *stats, FILE *fp);
 137
 138 size_t hists__fprintf(struct hists *hists, bool show_header, int max_rows,
 139                       int max_cols, float min_pcnt, FILE *fp);
 140 size_t perf_evlist__fprintf_nr_events(struct perf_evlist *evlist, FILE *fp);
 141
 142 void hists__filter_by_dso(struct hists *hists);
 143 void hists__filter_by_thread(struct hists *hists);
 144 void hists__filter_by_symbol(struct hists *hists);
 145
 146 static inline bool hists__has_filter(struct hists *hists)
 147 {
 148         return hists->thread_filter || hists->dso_filter ||
 149                 hists->symbol_filter_str;
 150 }
 151
 152 u16 hists__col_len(struct hists *hists, enum hist_column col);
 153 void hists__set_col_len(struct hists *hists, enum hist_column col, u16 len);
 154 bool hists__new_col_len(struct hists *hists, enum hist_column col, u16 len);
 155 void hists__reset_col_len(struct hists *hists);
 156 void hists__calc_col_len(struct hists *hists, struct hist_entry *he);
 157
 158 void hists__match(struct hists *leader, struct hists *other);
 159 int hists__link(struct hists *leader, struct hists *other);
 160
 161 struct hists_evsel {
 162         struct perf_evsel evsel;
 163         struct hists      hists;
 164 };
 165
 166 static inline struct perf_evsel *hists_to_evsel(struct hists *hists)
 167 {
 168         struct hists_evsel *hevsel = container_of(hists, struct hists_evsel, hists);
 169         return &hevsel->evsel;
 170 }
 171
 172 static inline struct hists *evsel__hists(struct perf_evsel *evsel)
 173 {
 174         struct hists_evsel *hevsel = (struct hists_evsel *)evsel;
 175         return &hevsel->hists;
 176 }
 177
 178 int hists__init(void);
 179
 180 struct perf_hpp {
 181         char *buf;
 182         size_t size;
 183         const char *sep;
 184         void *ptr;
 185 };
 186
 187 struct perf_hpp_fmt {
 188         const char *name;
 189         int (*header)(struct perf_hpp_fmt *fmt, struct perf_hpp *hpp,
 190                       struct perf_evsel *evsel);
 191         int (*width)(struct perf_hpp_fmt *fmt, struct perf_hpp *hpp,
 192                      struct perf_evsel *evsel);
 193         int (*color)(struct perf_hpp_fmt *fmt, struct perf_hpp *hpp,
 194                      struct hist_entry *he);
 195         int (*entry)(struct perf_hpp_fmt *fmt, struct perf_hpp *hpp,
 196                      struct hist_entry *he);
 197         int64_t (*cmp)(struct perf_hpp_fmt *fmt,
 198                        struct hist_entry *a, struct hist_entry *b);
 199         int64_t (*collapse)(struct perf_hpp_fmt *fmt,
 200                             struct hist_entry *a, struct hist_entry *b);
 201         int64_t (*sort)(struct perf_hpp_fmt *fmt,
 202                         struct hist_entry *a, struct hist_entry *b);
 203
 204         struct list_head list;
 205         struct list_head sort_list;
 206         bool elide;
 207         int len;
 208         int user_len;
 209 };
 210
 211 extern struct list_head perf_hpp__list;
 212 extern struct list_head perf_hpp__sort_list;
 213
 214 #define perf_hpp__for_each_format(format) \
 215         list_for_each_entry(format, &perf_hpp__list, list)
 216
 217 #define perf_hpp__for_each_format_safe(format, tmp)     \
 218         list_for_each_entry_safe(format, tmp, &perf_hpp__list, list)
 219
 220 #define perf_hpp__for_each_sort_list(format) \
 221         list_for_each_entry(format, &perf_hpp__sort_list, sort_list)
 222
 223 #define perf_hpp__for_each_sort_list_safe(format, tmp)  \
 224         list_for_each_entry_safe(format, tmp, &perf_hpp__sort_list, sort_list)
 225
 226 extern struct perf_hpp_fmt perf_hpp__format[];
 227
 228 enum {
 229         /* Matches perf_hpp__format array. */
 230         PERF_HPP__OVERHEAD,
 231         PERF_HPP__OVERHEAD_SYS,
 232         PERF_HPP__OVERHEAD_US,
 233         PERF_HPP__OVERHEAD_GUEST_SYS,
 234         PERF_HPP__OVERHEAD_GUEST_US,
 235         PERF_HPP__OVERHEAD_ACC,
 236         PERF_HPP__SAMPLES,
 237         PERF_HPP__PERIOD,
 238
 239         PERF_HPP__MAX_INDEX
 240 };
 241
 242 void perf_hpp__init(void);
 243 void perf_hpp__column_register(struct perf_hpp_fmt *format);
 244 void perf_hpp__column_unregister(struct perf_hpp_fmt *format);
 245 void perf_hpp__column_enable(unsigned col);
 246 void perf_hpp__column_disable(unsigned col);
 247 void perf_hpp__cancel_cumulate(void);
 248
 249 void perf_hpp__register_sort_field(struct perf_hpp_fmt *format);
 250 void perf_hpp__setup_output_field(void);
 251 void perf_hpp__reset_output_field(void);
 252 void perf_hpp__append_sort_keys(void);
 253
 254 bool perf_hpp__is_sort_entry(struct perf_hpp_fmt *format);
 255 bool perf_hpp__same_sort_entry(struct perf_hpp_fmt *a, struct perf_hpp_fmt *b);
 256
 257 static inline bool perf_hpp__should_skip(struct perf_hpp_fmt *format)
 258 {
 259         return format->elide;
 260 }
 261
 262 void perf_hpp__reset_width(struct perf_hpp_fmt *fmt, struct hists *hists);
 263 void perf_hpp__reset_sort_width(struct perf_hpp_fmt *fmt, struct hists *hists);
 264 void perf_hpp__set_user_width(const char *width_list_str);
 265
 266 typedef u64 (*hpp_field_fn)(struct hist_entry *he);
 267 typedef int (*hpp_callback_fn)(struct perf_hpp *hpp, bool front);
 268 typedef int (*hpp_snprint_fn)(struct perf_hpp *hpp, const char *fmt, ...);
 269
 270 int hpp__fmt(struct perf_hpp_fmt *fmt, struct perf_hpp *hpp,
 271              struct hist_entry *he, hpp_field_fn get_field,
 272              const char *fmtstr, hpp_snprint_fn print_fn, bool fmt_percent);
 273 int hpp__fmt_acc(struct perf_hpp_fmt *fmt, struct perf_hpp *hpp,
 274                  struct hist_entry *he, hpp_field_fn get_field,
 275                  const char *fmtstr, hpp_snprint_fn print_fn, bool fmt_percent);
 276
 277 static inline void advance_hpp(struct perf_hpp *hpp, int inc)
 278 {
 279         hpp->buf  += inc;
 280         hpp->size -= inc;
 281 }
 282
 283 static inline size_t perf_hpp__use_color(void)
 284 {
 285         return !symbol_conf.field_sep;
 286 }
 287
 288 static inline size_t perf_hpp__color_overhead(void)
 289 {
 290         return perf_hpp__use_color() ?
 291                (COLOR_MAXLEN + sizeof(PERF_COLOR_RESET)) * PERF_HPP__MAX_INDEX
 292                : 0;
 293 }
 294
 295 struct perf_evlist;
 296
 297 struct hist_browser_timer {
 298         void (*timer)(void *arg);
 299         void *arg;
 300         int refresh;
 301 };
 302
 303 #ifdef HAVE_SLANG_SUPPORT
 304 #include "../ui/keysyms.h"
 305 int map_symbol__tui_annotate(struct map_symbol *ms, struct perf_evsel *evsel,
 306                              struct hist_browser_timer *hbt);
 307
 308 int hist_entry__tui_annotate(struct hist_entry *he, struct perf_evsel *evsel,
 309                              struct hist_browser_timer *hbt);
 310
 311 int perf_evlist__tui_browse_hists(struct perf_evlist *evlist, const char *help,
 312                                   struct hist_browser_timer *hbt,
 313                                   float min_pcnt,
 314                                   struct perf_session_env *env);
 315 int script_browse(const char *script_opt);
 316 #else
 317 static inline
 318 int perf_evlist__tui_browse_hists(struct perf_evlist *evlist __maybe_unused,
 319                                   const char *help __maybe_unused,
 320                                   struct hist_browser_timer *hbt __maybe_unused,
 321                                   float min_pcnt __maybe_unused,
 322                                   struct perf_session_env *env __maybe_unused)
 323 {
 324         return 0;
 325 }
 326 static inline int map_symbol__tui_annotate(struct map_symbol *ms __maybe_unused,
 327                                            struct perf_evsel *evsel __maybe_unused,
 328                                            struct hist_browser_timer *hbt __maybe_unused)
 329 {
 330         return 0;
 331 }
 332
 333 static inline int hist_entry__tui_annotate(struct hist_entry *he __maybe_unused,
 334                                            struct perf_evsel *evsel __maybe_unused,
 335                                            struct hist_browser_timer *hbt __maybe_unused)
 336 {
 337         return 0;
 338 }
 339
 340 static inline int script_browse(const char *script_opt __maybe_unused)
 341 {
 342         return 0;
 343 }
 344
 345 #define K_LEFT  -1000
 346 #define K_RIGHT -2000
 347 #define K_SWITCH_INPUT_DATA -3000
 348 #endif
 349
 350 unsigned int hists__sort_list_width(struct hists *hists);
 351
 352 struct option;
 353 int parse_filter_percentage(const struct option *opt __maybe_unused,
 354                             const char *arg, int unset __maybe_unused);
 355 int perf_hist_config(const char *var, const char *value);
 356
 357 #endif  /* __PERF_HIST_H */