linux/tools/perf/util/hist.h
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   1/* SPDX-License-Identifier: GPL-2.0 */
   2#ifndef __PERF_HIST_H
   3#define __PERF_HIST_H
   4
   5#include <linux/types.h>
   6#include <pthread.h>
   7#include "callchain.h"
   8#include "evsel.h"
   9#include "header.h"
  10#include "color.h"
  11#include "ui/progress.h"
  12
  13struct hist_entry;
  14struct hist_entry_ops;
  15struct addr_location;
  16struct symbol;
  17
  18enum hist_filter {
  19        HIST_FILTER__DSO,
  20        HIST_FILTER__THREAD,
  21        HIST_FILTER__PARENT,
  22        HIST_FILTER__SYMBOL,
  23        HIST_FILTER__GUEST,
  24        HIST_FILTER__HOST,
  25        HIST_FILTER__SOCKET,
  26        HIST_FILTER__C2C,
  27};
  28
  29enum hist_column {
  30        HISTC_SYMBOL,
  31        HISTC_DSO,
  32        HISTC_THREAD,
  33        HISTC_COMM,
  34        HISTC_CGROUP_ID,
  35        HISTC_PARENT,
  36        HISTC_CPU,
  37        HISTC_SOCKET,
  38        HISTC_SRCLINE,
  39        HISTC_SRCFILE,
  40        HISTC_MISPREDICT,
  41        HISTC_IN_TX,
  42        HISTC_ABORT,
  43        HISTC_SYMBOL_FROM,
  44        HISTC_SYMBOL_TO,
  45        HISTC_DSO_FROM,
  46        HISTC_DSO_TO,
  47        HISTC_LOCAL_WEIGHT,
  48        HISTC_GLOBAL_WEIGHT,
  49        HISTC_MEM_DADDR_SYMBOL,
  50        HISTC_MEM_DADDR_DSO,
  51        HISTC_MEM_PHYS_DADDR,
  52        HISTC_MEM_LOCKED,
  53        HISTC_MEM_TLB,
  54        HISTC_MEM_LVL,
  55        HISTC_MEM_SNOOP,
  56        HISTC_MEM_DCACHELINE,
  57        HISTC_MEM_IADDR_SYMBOL,
  58        HISTC_TRANSACTION,
  59        HISTC_CYCLES,
  60        HISTC_SRCLINE_FROM,
  61        HISTC_SRCLINE_TO,
  62        HISTC_TRACE,
  63        HISTC_SYM_SIZE,
  64        HISTC_DSO_SIZE,
  65        HISTC_NR_COLS, /* Last entry */
  66};
  67
  68struct thread;
  69struct dso;
  70
  71struct hists {
  72        struct rb_root          entries_in_array[2];
  73        struct rb_root          *entries_in;
  74        struct rb_root          entries;
  75        struct rb_root          entries_collapsed;
  76        u64                     nr_entries;
  77        u64                     nr_non_filtered_entries;
  78        u64                     callchain_period;
  79        u64                     callchain_non_filtered_period;
  80        struct thread           *thread_filter;
  81        const struct dso        *dso_filter;
  82        const char              *uid_filter_str;
  83        const char              *symbol_filter_str;
  84        pthread_mutex_t         lock;
  85        struct events_stats     stats;
  86        u64                     event_stream;
  87        u16                     col_len[HISTC_NR_COLS];
  88        bool                    has_callchains;
  89        int                     socket_filter;
  90        struct perf_hpp_list    *hpp_list;
  91        struct list_head        hpp_formats;
  92        int                     nr_hpp_node;
  93};
  94
  95#define hists__has(__h, __f) (__h)->hpp_list->__f
  96
  97struct hist_entry_iter;
  98
  99struct hist_iter_ops {
 100        int (*prepare_entry)(struct hist_entry_iter *, struct addr_location *);
 101        int (*add_single_entry)(struct hist_entry_iter *, struct addr_location *);
 102        int (*next_entry)(struct hist_entry_iter *, struct addr_location *);
 103        int (*add_next_entry)(struct hist_entry_iter *, struct addr_location *);
 104        int (*finish_entry)(struct hist_entry_iter *, struct addr_location *);
 105};
 106
 107struct hist_entry_iter {
 108        int total;
 109        int curr;
 110
 111        bool hide_unresolved;
 112
 113        struct perf_evsel *evsel;
 114        struct perf_sample *sample;
 115        struct hist_entry *he;
 116        struct symbol *parent;
 117        void *priv;
 118
 119        const struct hist_iter_ops *ops;
 120        /* user-defined callback function (optional) */
 121        int (*add_entry_cb)(struct hist_entry_iter *iter,
 122                            struct addr_location *al, bool single, void *arg);
 123};
 124
 125extern const struct hist_iter_ops hist_iter_normal;
 126extern const struct hist_iter_ops hist_iter_branch;
 127extern const struct hist_iter_ops hist_iter_mem;
 128extern const struct hist_iter_ops hist_iter_cumulative;
 129
 130struct hist_entry *hists__add_entry(struct hists *hists,
 131                                    struct addr_location *al,
 132                                    struct symbol *parent,
 133                                    struct branch_info *bi,
 134                                    struct mem_info *mi,
 135                                    struct perf_sample *sample,
 136                                    bool sample_self);
 137
 138struct hist_entry *hists__add_entry_ops(struct hists *hists,
 139                                        struct hist_entry_ops *ops,
 140                                        struct addr_location *al,
 141                                        struct symbol *sym_parent,
 142                                        struct branch_info *bi,
 143                                        struct mem_info *mi,
 144                                        struct perf_sample *sample,
 145                                        bool sample_self);
 146
 147int hist_entry_iter__add(struct hist_entry_iter *iter, struct addr_location *al,
 148                         int max_stack_depth, void *arg);
 149
 150struct perf_hpp;
 151struct perf_hpp_fmt;
 152
 153int64_t hist_entry__cmp(struct hist_entry *left, struct hist_entry *right);
 154int64_t hist_entry__collapse(struct hist_entry *left, struct hist_entry *right);
 155int hist_entry__transaction_len(void);
 156int hist_entry__sort_snprintf(struct hist_entry *he, char *bf, size_t size,
 157                              struct hists *hists);
 158int hist_entry__snprintf_alignment(struct hist_entry *he, struct perf_hpp *hpp,
 159                                   struct perf_hpp_fmt *fmt, int printed);
 160void hist_entry__delete(struct hist_entry *he);
 161
 162typedef int (*hists__resort_cb_t)(struct hist_entry *he);
 163
 164void perf_evsel__output_resort(struct perf_evsel *evsel, struct ui_progress *prog);
 165void hists__output_resort(struct hists *hists, struct ui_progress *prog);
 166void hists__output_resort_cb(struct hists *hists, struct ui_progress *prog,
 167                             hists__resort_cb_t cb);
 168int hists__collapse_resort(struct hists *hists, struct ui_progress *prog);
 169
 170void hists__decay_entries(struct hists *hists, bool zap_user, bool zap_kernel);
 171void hists__delete_entries(struct hists *hists);
 172void hists__output_recalc_col_len(struct hists *hists, int max_rows);
 173
 174u64 hists__total_period(struct hists *hists);
 175void hists__reset_stats(struct hists *hists);
 176void hists__inc_stats(struct hists *hists, struct hist_entry *h);
 177void hists__inc_nr_events(struct hists *hists, u32 type);
 178void hists__inc_nr_samples(struct hists *hists, bool filtered);
 179void events_stats__inc(struct events_stats *stats, u32 type);
 180size_t events_stats__fprintf(struct events_stats *stats, FILE *fp);
 181
 182size_t hists__fprintf(struct hists *hists, bool show_header, int max_rows,
 183                      int max_cols, float min_pcnt, FILE *fp,
 184                      bool use_callchain);
 185size_t perf_evlist__fprintf_nr_events(struct perf_evlist *evlist, FILE *fp);
 186
 187void hists__filter_by_dso(struct hists *hists);
 188void hists__filter_by_thread(struct hists *hists);
 189void hists__filter_by_symbol(struct hists *hists);
 190void hists__filter_by_socket(struct hists *hists);
 191
 192static inline bool hists__has_filter(struct hists *hists)
 193{
 194        return hists->thread_filter || hists->dso_filter ||
 195                hists->symbol_filter_str || (hists->socket_filter > -1);
 196}
 197
 198u16 hists__col_len(struct hists *hists, enum hist_column col);
 199void hists__set_col_len(struct hists *hists, enum hist_column col, u16 len);
 200bool hists__new_col_len(struct hists *hists, enum hist_column col, u16 len);
 201void hists__reset_col_len(struct hists *hists);
 202void hists__calc_col_len(struct hists *hists, struct hist_entry *he);
 203
 204void hists__match(struct hists *leader, struct hists *other);
 205int hists__link(struct hists *leader, struct hists *other);
 206
 207struct hists_evsel {
 208        struct perf_evsel evsel;
 209        struct hists      hists;
 210};
 211
 212static inline struct perf_evsel *hists_to_evsel(struct hists *hists)
 213{
 214        struct hists_evsel *hevsel = container_of(hists, struct hists_evsel, hists);
 215        return &hevsel->evsel;
 216}
 217
 218static inline struct hists *evsel__hists(struct perf_evsel *evsel)
 219{
 220        struct hists_evsel *hevsel = (struct hists_evsel *)evsel;
 221        return &hevsel->hists;
 222}
 223
 224static __pure inline bool hists__has_callchains(struct hists *hists)
 225{
 226        return hists->has_callchains;
 227}
 228
 229int hists__init(void);
 230int __hists__init(struct hists *hists, struct perf_hpp_list *hpp_list);
 231
 232struct rb_root *hists__get_rotate_entries_in(struct hists *hists);
 233
 234struct perf_hpp {
 235        char *buf;
 236        size_t size;
 237        const char *sep;
 238        void *ptr;
 239};
 240
 241struct perf_hpp_fmt {
 242        const char *name;
 243        int (*header)(struct perf_hpp_fmt *fmt, struct perf_hpp *hpp,
 244                      struct hists *hists, int line, int *span);
 245        int (*width)(struct perf_hpp_fmt *fmt, struct perf_hpp *hpp,
 246                     struct hists *hists);
 247        int (*color)(struct perf_hpp_fmt *fmt, struct perf_hpp *hpp,
 248                     struct hist_entry *he);
 249        int (*entry)(struct perf_hpp_fmt *fmt, struct perf_hpp *hpp,
 250                     struct hist_entry *he);
 251        int64_t (*cmp)(struct perf_hpp_fmt *fmt,
 252                       struct hist_entry *a, struct hist_entry *b);
 253        int64_t (*collapse)(struct perf_hpp_fmt *fmt,
 254                            struct hist_entry *a, struct hist_entry *b);
 255        int64_t (*sort)(struct perf_hpp_fmt *fmt,
 256                        struct hist_entry *a, struct hist_entry *b);
 257        bool (*equal)(struct perf_hpp_fmt *a, struct perf_hpp_fmt *b);
 258        void (*free)(struct perf_hpp_fmt *fmt);
 259
 260        struct list_head list;
 261        struct list_head sort_list;
 262        bool elide;
 263        int len;
 264        int user_len;
 265        int idx;
 266        int level;
 267};
 268
 269struct perf_hpp_list {
 270        struct list_head fields;
 271        struct list_head sorts;
 272
 273        int nr_header_lines;
 274        int need_collapse;
 275        int parent;
 276        int sym;
 277        int dso;
 278        int socket;
 279        int thread;
 280        int comm;
 281};
 282
 283extern struct perf_hpp_list perf_hpp_list;
 284
 285struct perf_hpp_list_node {
 286        struct list_head        list;
 287        struct perf_hpp_list    hpp;
 288        int                     level;
 289        bool                    skip;
 290};
 291
 292void perf_hpp_list__column_register(struct perf_hpp_list *list,
 293                                    struct perf_hpp_fmt *format);
 294void perf_hpp_list__register_sort_field(struct perf_hpp_list *list,
 295                                        struct perf_hpp_fmt *format);
 296void perf_hpp_list__prepend_sort_field(struct perf_hpp_list *list,
 297                                       struct perf_hpp_fmt *format);
 298
 299static inline void perf_hpp__column_register(struct perf_hpp_fmt *format)
 300{
 301        perf_hpp_list__column_register(&perf_hpp_list, format);
 302}
 303
 304static inline void perf_hpp__register_sort_field(struct perf_hpp_fmt *format)
 305{
 306        perf_hpp_list__register_sort_field(&perf_hpp_list, format);
 307}
 308
 309static inline void perf_hpp__prepend_sort_field(struct perf_hpp_fmt *format)
 310{
 311        perf_hpp_list__prepend_sort_field(&perf_hpp_list, format);
 312}
 313
 314#define perf_hpp_list__for_each_format(_list, format) \
 315        list_for_each_entry(format, &(_list)->fields, list)
 316
 317#define perf_hpp_list__for_each_format_safe(_list, format, tmp) \
 318        list_for_each_entry_safe(format, tmp, &(_list)->fields, list)
 319
 320#define perf_hpp_list__for_each_sort_list(_list, format) \
 321        list_for_each_entry(format, &(_list)->sorts, sort_list)
 322
 323#define perf_hpp_list__for_each_sort_list_safe(_list, format, tmp)      \
 324        list_for_each_entry_safe(format, tmp, &(_list)->sorts, sort_list)
 325
 326#define hists__for_each_format(hists, format) \
 327        perf_hpp_list__for_each_format((hists)->hpp_list, fmt)
 328
 329#define hists__for_each_sort_list(hists, format) \
 330        perf_hpp_list__for_each_sort_list((hists)->hpp_list, fmt)
 331
 332extern struct perf_hpp_fmt perf_hpp__format[];
 333
 334enum {
 335        /* Matches perf_hpp__format array. */
 336        PERF_HPP__OVERHEAD,
 337        PERF_HPP__OVERHEAD_SYS,
 338        PERF_HPP__OVERHEAD_US,
 339        PERF_HPP__OVERHEAD_GUEST_SYS,
 340        PERF_HPP__OVERHEAD_GUEST_US,
 341        PERF_HPP__OVERHEAD_ACC,
 342        PERF_HPP__SAMPLES,
 343        PERF_HPP__PERIOD,
 344
 345        PERF_HPP__MAX_INDEX
 346};
 347
 348void perf_hpp__init(void);
 349void perf_hpp__column_unregister(struct perf_hpp_fmt *format);
 350void perf_hpp__cancel_cumulate(void);
 351void perf_hpp__setup_output_field(struct perf_hpp_list *list);
 352void perf_hpp__reset_output_field(struct perf_hpp_list *list);
 353void perf_hpp__append_sort_keys(struct perf_hpp_list *list);
 354int perf_hpp__setup_hists_formats(struct perf_hpp_list *list,
 355                                  struct perf_evlist *evlist);
 356
 357
 358bool perf_hpp__is_sort_entry(struct perf_hpp_fmt *format);
 359bool perf_hpp__is_dynamic_entry(struct perf_hpp_fmt *format);
 360bool perf_hpp__defined_dynamic_entry(struct perf_hpp_fmt *fmt, struct hists *hists);
 361bool perf_hpp__is_trace_entry(struct perf_hpp_fmt *fmt);
 362bool perf_hpp__is_srcline_entry(struct perf_hpp_fmt *fmt);
 363bool perf_hpp__is_srcfile_entry(struct perf_hpp_fmt *fmt);
 364bool perf_hpp__is_thread_entry(struct perf_hpp_fmt *fmt);
 365bool perf_hpp__is_comm_entry(struct perf_hpp_fmt *fmt);
 366bool perf_hpp__is_dso_entry(struct perf_hpp_fmt *fmt);
 367bool perf_hpp__is_sym_entry(struct perf_hpp_fmt *fmt);
 368
 369struct perf_hpp_fmt *perf_hpp_fmt__dup(struct perf_hpp_fmt *fmt);
 370
 371int hist_entry__filter(struct hist_entry *he, int type, const void *arg);
 372
 373static inline bool perf_hpp__should_skip(struct perf_hpp_fmt *format,
 374                                         struct hists *hists)
 375{
 376        if (format->elide)
 377                return true;
 378
 379        if (perf_hpp__is_dynamic_entry(format) &&
 380            !perf_hpp__defined_dynamic_entry(format, hists))
 381                return true;
 382
 383        return false;
 384}
 385
 386void perf_hpp__reset_width(struct perf_hpp_fmt *fmt, struct hists *hists);
 387void perf_hpp__reset_sort_width(struct perf_hpp_fmt *fmt, struct hists *hists);
 388void perf_hpp__set_user_width(const char *width_list_str);
 389void hists__reset_column_width(struct hists *hists);
 390
 391typedef u64 (*hpp_field_fn)(struct hist_entry *he);
 392typedef int (*hpp_callback_fn)(struct perf_hpp *hpp, bool front);
 393typedef int (*hpp_snprint_fn)(struct perf_hpp *hpp, const char *fmt, ...);
 394
 395int hpp__fmt(struct perf_hpp_fmt *fmt, struct perf_hpp *hpp,
 396             struct hist_entry *he, hpp_field_fn get_field,
 397             const char *fmtstr, hpp_snprint_fn print_fn, bool fmt_percent);
 398int hpp__fmt_acc(struct perf_hpp_fmt *fmt, struct perf_hpp *hpp,
 399                 struct hist_entry *he, hpp_field_fn get_field,
 400                 const char *fmtstr, hpp_snprint_fn print_fn, bool fmt_percent);
 401
 402static inline void advance_hpp(struct perf_hpp *hpp, int inc)
 403{
 404        hpp->buf  += inc;
 405        hpp->size -= inc;
 406}
 407
 408static inline size_t perf_hpp__use_color(void)
 409{
 410        return !symbol_conf.field_sep;
 411}
 412
 413static inline size_t perf_hpp__color_overhead(void)
 414{
 415        return perf_hpp__use_color() ?
 416               (COLOR_MAXLEN + sizeof(PERF_COLOR_RESET)) * PERF_HPP__MAX_INDEX
 417               : 0;
 418}
 419
 420struct perf_evlist;
 421
 422struct hist_browser_timer {
 423        void (*timer)(void *arg);
 424        void *arg;
 425        int refresh;
 426};
 427
 428struct annotation_options;
 429
 430#ifdef HAVE_SLANG_SUPPORT
 431#include "../ui/keysyms.h"
 432int map_symbol__tui_annotate(struct map_symbol *ms, struct perf_evsel *evsel,
 433                             struct hist_browser_timer *hbt,
 434                             struct annotation_options *annotation_opts);
 435
 436int hist_entry__tui_annotate(struct hist_entry *he, struct perf_evsel *evsel,
 437                             struct hist_browser_timer *hbt,
 438                             struct annotation_options *annotation_opts);
 439
 440int perf_evlist__tui_browse_hists(struct perf_evlist *evlist, const char *help,
 441                                  struct hist_browser_timer *hbt,
 442                                  float min_pcnt,
 443                                  struct perf_env *env,
 444                                  bool warn_lost_event,
 445                                  struct annotation_options *annotation_options);
 446int script_browse(const char *script_opt);
 447#else
 448static inline
 449int perf_evlist__tui_browse_hists(struct perf_evlist *evlist __maybe_unused,
 450                                  const char *help __maybe_unused,
 451                                  struct hist_browser_timer *hbt __maybe_unused,
 452                                  float min_pcnt __maybe_unused,
 453                                  struct perf_env *env __maybe_unused,
 454                                  bool warn_lost_event __maybe_unused,
 455                                  struct annotation_options *annotation_options __maybe_unused)
 456{
 457        return 0;
 458}
 459static inline int map_symbol__tui_annotate(struct map_symbol *ms __maybe_unused,
 460                                           struct perf_evsel *evsel __maybe_unused,
 461                                           struct hist_browser_timer *hbt __maybe_unused,
 462                                           struct annotation_options *annotation_options __maybe_unused)
 463{
 464        return 0;
 465}
 466
 467static inline int hist_entry__tui_annotate(struct hist_entry *he __maybe_unused,
 468                                           struct perf_evsel *evsel __maybe_unused,
 469                                           struct hist_browser_timer *hbt __maybe_unused,
 470                                           struct annotation_options *annotation_opts __maybe_unused)
 471{
 472        return 0;
 473}
 474
 475static inline int script_browse(const char *script_opt __maybe_unused)
 476{
 477        return 0;
 478}
 479
 480#define K_LEFT  -1000
 481#define K_RIGHT -2000
 482#define K_SWITCH_INPUT_DATA -3000
 483#endif
 484
 485unsigned int hists__sort_list_width(struct hists *hists);
 486unsigned int hists__overhead_width(struct hists *hists);
 487
 488void hist__account_cycles(struct branch_stack *bs, struct addr_location *al,
 489                          struct perf_sample *sample, bool nonany_branch_mode);
 490
 491struct option;
 492int parse_filter_percentage(const struct option *opt, const char *arg, int unset);
 493int perf_hist_config(const char *var, const char *value);
 494
 495void perf_hpp_list__init(struct perf_hpp_list *list);
 496
 497enum hierarchy_move_dir {
 498        HMD_NORMAL,
 499        HMD_FORCE_SIBLING,
 500        HMD_FORCE_CHILD,
 501};
 502
 503struct rb_node *rb_hierarchy_last(struct rb_node *node);
 504struct rb_node *__rb_hierarchy_next(struct rb_node *node,
 505                                    enum hierarchy_move_dir hmd);
 506struct rb_node *rb_hierarchy_prev(struct rb_node *node);
 507
 508static inline struct rb_node *rb_hierarchy_next(struct rb_node *node)
 509{
 510        return __rb_hierarchy_next(node, HMD_NORMAL);
 511}
 512
 513#define HIERARCHY_INDENT  3
 514
 515bool hist_entry__has_hierarchy_children(struct hist_entry *he, float limit);
 516int hpp_color_scnprintf(struct perf_hpp *hpp, const char *fmt, ...);
 517int __hpp__slsmg_color_printf(struct perf_hpp *hpp, const char *fmt, ...);
 518int __hist_entry__snprintf(struct hist_entry *he, struct perf_hpp *hpp,
 519                           struct perf_hpp_list *hpp_list);
 520int hists__fprintf_headers(struct hists *hists, FILE *fp);
 521int __hists__scnprintf_title(struct hists *hists, char *bf, size_t size, bool show_freq);
 522
 523static inline int hists__scnprintf_title(struct hists *hists, char *bf, size_t size)
 524{
 525        return __hists__scnprintf_title(hists, bf, size, true);
 526}
 527
 528#endif  /* __PERF_HIST_H */
 529