Merge branch 'perf/urgent' into perf/core, to queue up dependent patch
[cascardo/linux.git] / 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         HIST_FILTER__SOCKET,
24 };
25
26 enum hist_column {
27         HISTC_SYMBOL,
28         HISTC_DSO,
29         HISTC_THREAD,
30         HISTC_COMM,
31         HISTC_PARENT,
32         HISTC_CPU,
33         HISTC_SOCKET,
34         HISTC_SRCLINE,
35         HISTC_SRCFILE,
36         HISTC_MISPREDICT,
37         HISTC_IN_TX,
38         HISTC_ABORT,
39         HISTC_SYMBOL_FROM,
40         HISTC_SYMBOL_TO,
41         HISTC_DSO_FROM,
42         HISTC_DSO_TO,
43         HISTC_LOCAL_WEIGHT,
44         HISTC_GLOBAL_WEIGHT,
45         HISTC_MEM_DADDR_SYMBOL,
46         HISTC_MEM_DADDR_DSO,
47         HISTC_MEM_LOCKED,
48         HISTC_MEM_TLB,
49         HISTC_MEM_LVL,
50         HISTC_MEM_SNOOP,
51         HISTC_MEM_DCACHELINE,
52         HISTC_MEM_IADDR_SYMBOL,
53         HISTC_TRANSACTION,
54         HISTC_CYCLES,
55         HISTC_TRACE,
56         HISTC_NR_COLS, /* Last entry */
57 };
58
59 struct thread;
60 struct dso;
61
62 struct hists {
63         struct rb_root          entries_in_array[2];
64         struct rb_root          *entries_in;
65         struct rb_root          entries;
66         struct rb_root          entries_collapsed;
67         u64                     nr_entries;
68         u64                     nr_non_filtered_entries;
69         struct thread           *thread_filter;
70         const struct dso        *dso_filter;
71         const char              *uid_filter_str;
72         const char              *symbol_filter_str;
73         pthread_mutex_t         lock;
74         struct events_stats     stats;
75         u64                     event_stream;
76         u16                     col_len[HISTC_NR_COLS];
77         int                     socket_filter;
78         struct perf_hpp_list    *hpp_list;
79 };
80
81 struct hist_entry_iter;
82
83 struct hist_iter_ops {
84         int (*prepare_entry)(struct hist_entry_iter *, struct addr_location *);
85         int (*add_single_entry)(struct hist_entry_iter *, struct addr_location *);
86         int (*next_entry)(struct hist_entry_iter *, struct addr_location *);
87         int (*add_next_entry)(struct hist_entry_iter *, struct addr_location *);
88         int (*finish_entry)(struct hist_entry_iter *, struct addr_location *);
89 };
90
91 struct hist_entry_iter {
92         int total;
93         int curr;
94
95         bool hide_unresolved;
96         int max_stack;
97
98         struct perf_evsel *evsel;
99         struct perf_sample *sample;
100         struct hist_entry *he;
101         struct symbol *parent;
102         void *priv;
103
104         const struct hist_iter_ops *ops;
105         /* user-defined callback function (optional) */
106         int (*add_entry_cb)(struct hist_entry_iter *iter,
107                             struct addr_location *al, bool single, void *arg);
108 };
109
110 extern const struct hist_iter_ops hist_iter_normal;
111 extern const struct hist_iter_ops hist_iter_branch;
112 extern const struct hist_iter_ops hist_iter_mem;
113 extern const struct hist_iter_ops hist_iter_cumulative;
114
115 struct hist_entry *__hists__add_entry(struct hists *hists,
116                                       struct addr_location *al,
117                                       struct symbol *parent,
118                                       struct branch_info *bi,
119                                       struct mem_info *mi,
120                                       struct perf_sample *sample,
121                                       bool sample_self);
122 int hist_entry_iter__add(struct hist_entry_iter *iter, struct addr_location *al,
123                          int max_stack_depth, void *arg);
124
125 struct perf_hpp;
126 struct perf_hpp_fmt;
127
128 int64_t hist_entry__cmp(struct hist_entry *left, struct hist_entry *right);
129 int64_t hist_entry__collapse(struct hist_entry *left, struct hist_entry *right);
130 int hist_entry__transaction_len(void);
131 int hist_entry__sort_snprintf(struct hist_entry *he, char *bf, size_t size,
132                               struct hists *hists);
133 int hist_entry__snprintf_alignment(struct hist_entry *he, struct perf_hpp *hpp,
134                                    struct perf_hpp_fmt *fmt, int printed);
135 void hist_entry__delete(struct hist_entry *he);
136
137 void perf_evsel__output_resort(struct perf_evsel *evsel, struct ui_progress *prog);
138 void hists__output_resort(struct hists *hists, struct ui_progress *prog);
139 void hists__collapse_resort(struct hists *hists, struct ui_progress *prog);
140
141 void hists__decay_entries(struct hists *hists, bool zap_user, bool zap_kernel);
142 void hists__delete_entries(struct hists *hists);
143 void hists__output_recalc_col_len(struct hists *hists, int max_rows);
144
145 u64 hists__total_period(struct hists *hists);
146 void hists__reset_stats(struct hists *hists);
147 void hists__inc_stats(struct hists *hists, struct hist_entry *h);
148 void hists__inc_nr_events(struct hists *hists, u32 type);
149 void hists__inc_nr_samples(struct hists *hists, bool filtered);
150 void events_stats__inc(struct events_stats *stats, u32 type);
151 size_t events_stats__fprintf(struct events_stats *stats, FILE *fp);
152
153 size_t hists__fprintf(struct hists *hists, bool show_header, int max_rows,
154                       int max_cols, float min_pcnt, FILE *fp);
155 size_t perf_evlist__fprintf_nr_events(struct perf_evlist *evlist, FILE *fp);
156
157 void hists__filter_by_dso(struct hists *hists);
158 void hists__filter_by_thread(struct hists *hists);
159 void hists__filter_by_symbol(struct hists *hists);
160 void hists__filter_by_socket(struct hists *hists);
161
162 static inline bool hists__has_filter(struct hists *hists)
163 {
164         return hists->thread_filter || hists->dso_filter ||
165                 hists->symbol_filter_str || (hists->socket_filter > -1);
166 }
167
168 u16 hists__col_len(struct hists *hists, enum hist_column col);
169 void hists__set_col_len(struct hists *hists, enum hist_column col, u16 len);
170 bool hists__new_col_len(struct hists *hists, enum hist_column col, u16 len);
171 void hists__reset_col_len(struct hists *hists);
172 void hists__calc_col_len(struct hists *hists, struct hist_entry *he);
173
174 void hists__match(struct hists *leader, struct hists *other);
175 int hists__link(struct hists *leader, struct hists *other);
176
177 struct hists_evsel {
178         struct perf_evsel evsel;
179         struct hists      hists;
180 };
181
182 static inline struct perf_evsel *hists_to_evsel(struct hists *hists)
183 {
184         struct hists_evsel *hevsel = container_of(hists, struct hists_evsel, hists);
185         return &hevsel->evsel;
186 }
187
188 static inline struct hists *evsel__hists(struct perf_evsel *evsel)
189 {
190         struct hists_evsel *hevsel = (struct hists_evsel *)evsel;
191         return &hevsel->hists;
192 }
193
194 int hists__init(void);
195 int __hists__init(struct hists *hists, struct perf_hpp_list *hpp_list);
196
197 struct rb_root *hists__get_rotate_entries_in(struct hists *hists);
198 bool hists__collapse_insert_entry(struct hists *hists __maybe_unused,
199                                   struct rb_root *root, struct hist_entry *he);
200
201 struct perf_hpp {
202         char *buf;
203         size_t size;
204         const char *sep;
205         void *ptr;
206 };
207
208 struct perf_hpp_fmt {
209         const char *name;
210         int (*header)(struct perf_hpp_fmt *fmt, struct perf_hpp *hpp,
211                       struct perf_evsel *evsel);
212         int (*width)(struct perf_hpp_fmt *fmt, struct perf_hpp *hpp,
213                      struct perf_evsel *evsel);
214         int (*color)(struct perf_hpp_fmt *fmt, struct perf_hpp *hpp,
215                      struct hist_entry *he);
216         int (*entry)(struct perf_hpp_fmt *fmt, struct perf_hpp *hpp,
217                      struct hist_entry *he);
218         int64_t (*cmp)(struct perf_hpp_fmt *fmt,
219                        struct hist_entry *a, struct hist_entry *b);
220         int64_t (*collapse)(struct perf_hpp_fmt *fmt,
221                             struct hist_entry *a, struct hist_entry *b);
222         int64_t (*sort)(struct perf_hpp_fmt *fmt,
223                         struct hist_entry *a, struct hist_entry *b);
224         bool (*equal)(struct perf_hpp_fmt *a, struct perf_hpp_fmt *b);
225         void (*free)(struct perf_hpp_fmt *fmt);
226
227         struct list_head list;
228         struct list_head sort_list;
229         bool elide;
230         int len;
231         int user_len;
232         int idx;
233 };
234
235 struct perf_hpp_list {
236         struct list_head fields;
237         struct list_head sorts;
238 };
239
240 extern struct perf_hpp_list perf_hpp_list;
241
242 void perf_hpp_list__column_register(struct perf_hpp_list *list,
243                                     struct perf_hpp_fmt *format);
244 void perf_hpp_list__register_sort_field(struct perf_hpp_list *list,
245                                         struct perf_hpp_fmt *format);
246
247 static inline void perf_hpp__column_register(struct perf_hpp_fmt *format)
248 {
249         perf_hpp_list__column_register(&perf_hpp_list, format);
250 }
251
252 static inline void perf_hpp__register_sort_field(struct perf_hpp_fmt *format)
253 {
254         perf_hpp_list__register_sort_field(&perf_hpp_list, format);
255 }
256
257 #define perf_hpp_list__for_each_format(_list, format) \
258         list_for_each_entry(format, &(_list)->fields, list)
259
260 #define perf_hpp_list__for_each_format_safe(_list, format, tmp) \
261         list_for_each_entry_safe(format, tmp, &(_list)->fields, list)
262
263 #define perf_hpp_list__for_each_sort_list(_list, format) \
264         list_for_each_entry(format, &(_list)->sorts, sort_list)
265
266 #define perf_hpp_list__for_each_sort_list_safe(_list, format, tmp)      \
267         list_for_each_entry_safe(format, tmp, &(_list)->sorts, sort_list)
268
269 #define hists__for_each_format(hists, format) \
270         perf_hpp_list__for_each_format((hists)->hpp_list, fmt)
271
272 #define hists__for_each_sort_list(hists, format) \
273         perf_hpp_list__for_each_sort_list((hists)->hpp_list, fmt)
274
275 extern struct perf_hpp_fmt perf_hpp__format[];
276
277 enum {
278         /* Matches perf_hpp__format array. */
279         PERF_HPP__OVERHEAD,
280         PERF_HPP__OVERHEAD_SYS,
281         PERF_HPP__OVERHEAD_US,
282         PERF_HPP__OVERHEAD_GUEST_SYS,
283         PERF_HPP__OVERHEAD_GUEST_US,
284         PERF_HPP__OVERHEAD_ACC,
285         PERF_HPP__SAMPLES,
286         PERF_HPP__PERIOD,
287
288         PERF_HPP__MAX_INDEX
289 };
290
291 void perf_hpp__init(void);
292 void perf_hpp__column_unregister(struct perf_hpp_fmt *format);
293 void perf_hpp__cancel_cumulate(void);
294 void perf_hpp__setup_output_field(struct perf_hpp_list *list);
295 void perf_hpp__reset_output_field(struct perf_hpp_list *list);
296 void perf_hpp__append_sort_keys(struct perf_hpp_list *list);
297
298
299 bool perf_hpp__is_sort_entry(struct perf_hpp_fmt *format);
300 bool perf_hpp__is_dynamic_entry(struct perf_hpp_fmt *format);
301 bool perf_hpp__defined_dynamic_entry(struct perf_hpp_fmt *fmt, struct hists *hists);
302
303 static inline bool perf_hpp__should_skip(struct perf_hpp_fmt *format,
304                                          struct hists *hists)
305 {
306         if (format->elide)
307                 return true;
308
309         if (perf_hpp__is_dynamic_entry(format) &&
310             !perf_hpp__defined_dynamic_entry(format, hists))
311                 return true;
312
313         return false;
314 }
315
316 void perf_hpp__reset_width(struct perf_hpp_fmt *fmt, struct hists *hists);
317 void perf_hpp__reset_sort_width(struct perf_hpp_fmt *fmt, struct hists *hists);
318 void perf_hpp__set_user_width(const char *width_list_str);
319
320 typedef u64 (*hpp_field_fn)(struct hist_entry *he);
321 typedef int (*hpp_callback_fn)(struct perf_hpp *hpp, bool front);
322 typedef int (*hpp_snprint_fn)(struct perf_hpp *hpp, const char *fmt, ...);
323
324 int hpp__fmt(struct perf_hpp_fmt *fmt, struct perf_hpp *hpp,
325              struct hist_entry *he, hpp_field_fn get_field,
326              const char *fmtstr, hpp_snprint_fn print_fn, bool fmt_percent);
327 int hpp__fmt_acc(struct perf_hpp_fmt *fmt, struct perf_hpp *hpp,
328                  struct hist_entry *he, hpp_field_fn get_field,
329                  const char *fmtstr, hpp_snprint_fn print_fn, bool fmt_percent);
330
331 static inline void advance_hpp(struct perf_hpp *hpp, int inc)
332 {
333         hpp->buf  += inc;
334         hpp->size -= inc;
335 }
336
337 static inline size_t perf_hpp__use_color(void)
338 {
339         return !symbol_conf.field_sep;
340 }
341
342 static inline size_t perf_hpp__color_overhead(void)
343 {
344         return perf_hpp__use_color() ?
345                (COLOR_MAXLEN + sizeof(PERF_COLOR_RESET)) * PERF_HPP__MAX_INDEX
346                : 0;
347 }
348
349 struct perf_evlist;
350
351 struct hist_browser_timer {
352         void (*timer)(void *arg);
353         void *arg;
354         int refresh;
355 };
356
357 #ifdef HAVE_SLANG_SUPPORT
358 #include "../ui/keysyms.h"
359 int map_symbol__tui_annotate(struct map_symbol *ms, struct perf_evsel *evsel,
360                              struct hist_browser_timer *hbt);
361
362 int hist_entry__tui_annotate(struct hist_entry *he, struct perf_evsel *evsel,
363                              struct hist_browser_timer *hbt);
364
365 int perf_evlist__tui_browse_hists(struct perf_evlist *evlist, const char *help,
366                                   struct hist_browser_timer *hbt,
367                                   float min_pcnt,
368                                   struct perf_env *env);
369 int script_browse(const char *script_opt);
370 #else
371 static inline
372 int perf_evlist__tui_browse_hists(struct perf_evlist *evlist __maybe_unused,
373                                   const char *help __maybe_unused,
374                                   struct hist_browser_timer *hbt __maybe_unused,
375                                   float min_pcnt __maybe_unused,
376                                   struct perf_env *env __maybe_unused)
377 {
378         return 0;
379 }
380 static inline int map_symbol__tui_annotate(struct map_symbol *ms __maybe_unused,
381                                            struct perf_evsel *evsel __maybe_unused,
382                                            struct hist_browser_timer *hbt __maybe_unused)
383 {
384         return 0;
385 }
386
387 static inline int hist_entry__tui_annotate(struct hist_entry *he __maybe_unused,
388                                            struct perf_evsel *evsel __maybe_unused,
389                                            struct hist_browser_timer *hbt __maybe_unused)
390 {
391         return 0;
392 }
393
394 static inline int script_browse(const char *script_opt __maybe_unused)
395 {
396         return 0;
397 }
398
399 #define K_LEFT  -1000
400 #define K_RIGHT -2000
401 #define K_SWITCH_INPUT_DATA -3000
402 #endif
403
404 unsigned int hists__sort_list_width(struct hists *hists);
405
406 void hist__account_cycles(struct branch_stack *bs, struct addr_location *al,
407                           struct perf_sample *sample, bool nonany_branch_mode);
408
409 struct option;
410 int parse_filter_percentage(const struct option *opt __maybe_unused,
411                             const char *arg, int unset __maybe_unused);
412 int perf_hist_config(const char *var, const char *value);
413
414 void perf_hpp_list__init(struct perf_hpp_list *list);
415
416 #endif  /* __PERF_HIST_H */