xref: /linux/tools/perf/util/hist.h (revision 07eebccbca2c21f32b5142f1a55b3b6818c54116)
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 hist_entry_ops;
14 struct addr_location;
15 struct symbol;
16 
17 enum hist_filter {
18 	HIST_FILTER__DSO,
19 	HIST_FILTER__THREAD,
20 	HIST_FILTER__PARENT,
21 	HIST_FILTER__SYMBOL,
22 	HIST_FILTER__GUEST,
23 	HIST_FILTER__HOST,
24 	HIST_FILTER__SOCKET,
25 };
26 
27 enum hist_column {
28 	HISTC_SYMBOL,
29 	HISTC_DSO,
30 	HISTC_THREAD,
31 	HISTC_COMM,
32 	HISTC_PARENT,
33 	HISTC_CPU,
34 	HISTC_SOCKET,
35 	HISTC_SRCLINE,
36 	HISTC_SRCFILE,
37 	HISTC_MISPREDICT,
38 	HISTC_IN_TX,
39 	HISTC_ABORT,
40 	HISTC_SYMBOL_FROM,
41 	HISTC_SYMBOL_TO,
42 	HISTC_DSO_FROM,
43 	HISTC_DSO_TO,
44 	HISTC_LOCAL_WEIGHT,
45 	HISTC_GLOBAL_WEIGHT,
46 	HISTC_MEM_DADDR_SYMBOL,
47 	HISTC_MEM_DADDR_DSO,
48 	HISTC_MEM_LOCKED,
49 	HISTC_MEM_TLB,
50 	HISTC_MEM_LVL,
51 	HISTC_MEM_SNOOP,
52 	HISTC_MEM_DCACHELINE,
53 	HISTC_MEM_IADDR_SYMBOL,
54 	HISTC_TRANSACTION,
55 	HISTC_CYCLES,
56 	HISTC_SRCLINE_FROM,
57 	HISTC_SRCLINE_TO,
58 	HISTC_TRACE,
59 	HISTC_NR_COLS, /* Last entry */
60 };
61 
62 struct thread;
63 struct dso;
64 
65 struct hists {
66 	struct rb_root		entries_in_array[2];
67 	struct rb_root		*entries_in;
68 	struct rb_root		entries;
69 	struct rb_root		entries_collapsed;
70 	u64			nr_entries;
71 	u64			nr_non_filtered_entries;
72 	u64			callchain_period;
73 	u64			callchain_non_filtered_period;
74 	struct thread		*thread_filter;
75 	const struct dso	*dso_filter;
76 	const char		*uid_filter_str;
77 	const char		*symbol_filter_str;
78 	pthread_mutex_t		lock;
79 	struct events_stats	stats;
80 	u64			event_stream;
81 	u16			col_len[HISTC_NR_COLS];
82 	int			socket_filter;
83 	struct perf_hpp_list	*hpp_list;
84 	struct list_head	hpp_formats;
85 	int			nr_hpp_node;
86 };
87 
88 #define hists__has(__h, __f) (__h)->hpp_list->__f
89 
90 struct hist_entry_iter;
91 
92 struct hist_iter_ops {
93 	int (*prepare_entry)(struct hist_entry_iter *, struct addr_location *);
94 	int (*add_single_entry)(struct hist_entry_iter *, struct addr_location *);
95 	int (*next_entry)(struct hist_entry_iter *, struct addr_location *);
96 	int (*add_next_entry)(struct hist_entry_iter *, struct addr_location *);
97 	int (*finish_entry)(struct hist_entry_iter *, struct addr_location *);
98 };
99 
100 struct hist_entry_iter {
101 	int total;
102 	int curr;
103 
104 	bool hide_unresolved;
105 	int max_stack;
106 
107 	struct perf_evsel *evsel;
108 	struct perf_sample *sample;
109 	struct hist_entry *he;
110 	struct symbol *parent;
111 	void *priv;
112 
113 	const struct hist_iter_ops *ops;
114 	/* user-defined callback function (optional) */
115 	int (*add_entry_cb)(struct hist_entry_iter *iter,
116 			    struct addr_location *al, bool single, void *arg);
117 };
118 
119 extern const struct hist_iter_ops hist_iter_normal;
120 extern const struct hist_iter_ops hist_iter_branch;
121 extern const struct hist_iter_ops hist_iter_mem;
122 extern const struct hist_iter_ops hist_iter_cumulative;
123 
124 struct hist_entry *hists__add_entry(struct hists *hists,
125 				    struct addr_location *al,
126 				    struct symbol *parent,
127 				    struct branch_info *bi,
128 				    struct mem_info *mi,
129 				    struct perf_sample *sample,
130 				    bool sample_self);
131 
132 struct hist_entry *hists__add_entry_ops(struct hists *hists,
133 					struct hist_entry_ops *ops,
134 					struct addr_location *al,
135 					struct symbol *sym_parent,
136 					struct branch_info *bi,
137 					struct mem_info *mi,
138 					struct perf_sample *sample,
139 					bool sample_self);
140 
141 int hist_entry_iter__add(struct hist_entry_iter *iter, struct addr_location *al,
142 			 int max_stack_depth, void *arg);
143 
144 struct perf_hpp;
145 struct perf_hpp_fmt;
146 
147 int64_t hist_entry__cmp(struct hist_entry *left, struct hist_entry *right);
148 int64_t hist_entry__collapse(struct hist_entry *left, struct hist_entry *right);
149 int hist_entry__transaction_len(void);
150 int hist_entry__sort_snprintf(struct hist_entry *he, char *bf, size_t size,
151 			      struct hists *hists);
152 int hist_entry__snprintf_alignment(struct hist_entry *he, struct perf_hpp *hpp,
153 				   struct perf_hpp_fmt *fmt, int printed);
154 void hist_entry__delete(struct hist_entry *he);
155 
156 void perf_evsel__output_resort(struct perf_evsel *evsel, struct ui_progress *prog);
157 void hists__output_resort(struct hists *hists, struct ui_progress *prog);
158 int hists__collapse_resort(struct hists *hists, struct ui_progress *prog);
159 
160 void hists__decay_entries(struct hists *hists, bool zap_user, bool zap_kernel);
161 void hists__delete_entries(struct hists *hists);
162 void hists__output_recalc_col_len(struct hists *hists, int max_rows);
163 
164 u64 hists__total_period(struct hists *hists);
165 void hists__reset_stats(struct hists *hists);
166 void hists__inc_stats(struct hists *hists, struct hist_entry *h);
167 void hists__inc_nr_events(struct hists *hists, u32 type);
168 void hists__inc_nr_samples(struct hists *hists, bool filtered);
169 void events_stats__inc(struct events_stats *stats, u32 type);
170 size_t events_stats__fprintf(struct events_stats *stats, FILE *fp);
171 
172 size_t hists__fprintf(struct hists *hists, bool show_header, int max_rows,
173 		      int max_cols, float min_pcnt, FILE *fp,
174 		      bool use_callchain);
175 size_t perf_evlist__fprintf_nr_events(struct perf_evlist *evlist, FILE *fp);
176 
177 void hists__filter_by_dso(struct hists *hists);
178 void hists__filter_by_thread(struct hists *hists);
179 void hists__filter_by_symbol(struct hists *hists);
180 void hists__filter_by_socket(struct hists *hists);
181 
182 static inline bool hists__has_filter(struct hists *hists)
183 {
184 	return hists->thread_filter || hists->dso_filter ||
185 		hists->symbol_filter_str || (hists->socket_filter > -1);
186 }
187 
188 u16 hists__col_len(struct hists *hists, enum hist_column col);
189 void hists__set_col_len(struct hists *hists, enum hist_column col, u16 len);
190 bool hists__new_col_len(struct hists *hists, enum hist_column col, u16 len);
191 void hists__reset_col_len(struct hists *hists);
192 void hists__calc_col_len(struct hists *hists, struct hist_entry *he);
193 
194 void hists__match(struct hists *leader, struct hists *other);
195 int hists__link(struct hists *leader, struct hists *other);
196 
197 struct hists_evsel {
198 	struct perf_evsel evsel;
199 	struct hists	  hists;
200 };
201 
202 static inline struct perf_evsel *hists_to_evsel(struct hists *hists)
203 {
204 	struct hists_evsel *hevsel = container_of(hists, struct hists_evsel, hists);
205 	return &hevsel->evsel;
206 }
207 
208 static inline struct hists *evsel__hists(struct perf_evsel *evsel)
209 {
210 	struct hists_evsel *hevsel = (struct hists_evsel *)evsel;
211 	return &hevsel->hists;
212 }
213 
214 int hists__init(void);
215 int __hists__init(struct hists *hists, struct perf_hpp_list *hpp_list);
216 
217 struct rb_root *hists__get_rotate_entries_in(struct hists *hists);
218 
219 struct perf_hpp {
220 	char *buf;
221 	size_t size;
222 	const char *sep;
223 	void *ptr;
224 };
225 
226 struct perf_hpp_fmt {
227 	const char *name;
228 	int (*header)(struct perf_hpp_fmt *fmt, struct perf_hpp *hpp,
229 		      struct hists *hists);
230 	int (*width)(struct perf_hpp_fmt *fmt, struct perf_hpp *hpp,
231 		     struct hists *hists);
232 	int (*color)(struct perf_hpp_fmt *fmt, struct perf_hpp *hpp,
233 		     struct hist_entry *he);
234 	int (*entry)(struct perf_hpp_fmt *fmt, struct perf_hpp *hpp,
235 		     struct hist_entry *he);
236 	int64_t (*cmp)(struct perf_hpp_fmt *fmt,
237 		       struct hist_entry *a, struct hist_entry *b);
238 	int64_t (*collapse)(struct perf_hpp_fmt *fmt,
239 			    struct hist_entry *a, struct hist_entry *b);
240 	int64_t (*sort)(struct perf_hpp_fmt *fmt,
241 			struct hist_entry *a, struct hist_entry *b);
242 	bool (*equal)(struct perf_hpp_fmt *a, struct perf_hpp_fmt *b);
243 	void (*free)(struct perf_hpp_fmt *fmt);
244 
245 	struct list_head list;
246 	struct list_head sort_list;
247 	bool elide;
248 	int len;
249 	int user_len;
250 	int idx;
251 	int level;
252 };
253 
254 struct perf_hpp_list {
255 	struct list_head fields;
256 	struct list_head sorts;
257 
258 	int need_collapse;
259 	int parent;
260 	int sym;
261 	int dso;
262 	int socket;
263 	int thread;
264 	int comm;
265 };
266 
267 extern struct perf_hpp_list perf_hpp_list;
268 
269 struct perf_hpp_list_node {
270 	struct list_head	list;
271 	struct perf_hpp_list	hpp;
272 	int			level;
273 	bool			skip;
274 };
275 
276 void perf_hpp_list__column_register(struct perf_hpp_list *list,
277 				    struct perf_hpp_fmt *format);
278 void perf_hpp_list__register_sort_field(struct perf_hpp_list *list,
279 					struct perf_hpp_fmt *format);
280 
281 static inline void perf_hpp__column_register(struct perf_hpp_fmt *format)
282 {
283 	perf_hpp_list__column_register(&perf_hpp_list, format);
284 }
285 
286 static inline void perf_hpp__register_sort_field(struct perf_hpp_fmt *format)
287 {
288 	perf_hpp_list__register_sort_field(&perf_hpp_list, format);
289 }
290 
291 #define perf_hpp_list__for_each_format(_list, format) \
292 	list_for_each_entry(format, &(_list)->fields, list)
293 
294 #define perf_hpp_list__for_each_format_safe(_list, format, tmp)	\
295 	list_for_each_entry_safe(format, tmp, &(_list)->fields, list)
296 
297 #define perf_hpp_list__for_each_sort_list(_list, format) \
298 	list_for_each_entry(format, &(_list)->sorts, sort_list)
299 
300 #define perf_hpp_list__for_each_sort_list_safe(_list, format, tmp)	\
301 	list_for_each_entry_safe(format, tmp, &(_list)->sorts, sort_list)
302 
303 #define hists__for_each_format(hists, format) \
304 	perf_hpp_list__for_each_format((hists)->hpp_list, fmt)
305 
306 #define hists__for_each_sort_list(hists, format) \
307 	perf_hpp_list__for_each_sort_list((hists)->hpp_list, fmt)
308 
309 extern struct perf_hpp_fmt perf_hpp__format[];
310 
311 enum {
312 	/* Matches perf_hpp__format array. */
313 	PERF_HPP__OVERHEAD,
314 	PERF_HPP__OVERHEAD_SYS,
315 	PERF_HPP__OVERHEAD_US,
316 	PERF_HPP__OVERHEAD_GUEST_SYS,
317 	PERF_HPP__OVERHEAD_GUEST_US,
318 	PERF_HPP__OVERHEAD_ACC,
319 	PERF_HPP__SAMPLES,
320 	PERF_HPP__PERIOD,
321 
322 	PERF_HPP__MAX_INDEX
323 };
324 
325 void perf_hpp__init(void);
326 void perf_hpp__column_unregister(struct perf_hpp_fmt *format);
327 void perf_hpp__cancel_cumulate(void);
328 void perf_hpp__setup_output_field(struct perf_hpp_list *list);
329 void perf_hpp__reset_output_field(struct perf_hpp_list *list);
330 void perf_hpp__append_sort_keys(struct perf_hpp_list *list);
331 int perf_hpp__setup_hists_formats(struct perf_hpp_list *list,
332 				  struct perf_evlist *evlist);
333 
334 
335 bool perf_hpp__is_sort_entry(struct perf_hpp_fmt *format);
336 bool perf_hpp__is_dynamic_entry(struct perf_hpp_fmt *format);
337 bool perf_hpp__defined_dynamic_entry(struct perf_hpp_fmt *fmt, struct hists *hists);
338 bool perf_hpp__is_trace_entry(struct perf_hpp_fmt *fmt);
339 bool perf_hpp__is_srcline_entry(struct perf_hpp_fmt *fmt);
340 bool perf_hpp__is_srcfile_entry(struct perf_hpp_fmt *fmt);
341 bool perf_hpp__is_thread_entry(struct perf_hpp_fmt *fmt);
342 bool perf_hpp__is_comm_entry(struct perf_hpp_fmt *fmt);
343 bool perf_hpp__is_dso_entry(struct perf_hpp_fmt *fmt);
344 bool perf_hpp__is_sym_entry(struct perf_hpp_fmt *fmt);
345 
346 struct perf_hpp_fmt *perf_hpp_fmt__dup(struct perf_hpp_fmt *fmt);
347 
348 int hist_entry__filter(struct hist_entry *he, int type, const void *arg);
349 
350 static inline bool perf_hpp__should_skip(struct perf_hpp_fmt *format,
351 					 struct hists *hists)
352 {
353 	if (format->elide)
354 		return true;
355 
356 	if (perf_hpp__is_dynamic_entry(format) &&
357 	    !perf_hpp__defined_dynamic_entry(format, hists))
358 		return true;
359 
360 	return false;
361 }
362 
363 void perf_hpp__reset_width(struct perf_hpp_fmt *fmt, struct hists *hists);
364 void perf_hpp__reset_sort_width(struct perf_hpp_fmt *fmt, struct hists *hists);
365 void perf_hpp__set_user_width(const char *width_list_str);
366 
367 typedef u64 (*hpp_field_fn)(struct hist_entry *he);
368 typedef int (*hpp_callback_fn)(struct perf_hpp *hpp, bool front);
369 typedef int (*hpp_snprint_fn)(struct perf_hpp *hpp, const char *fmt, ...);
370 
371 int hpp__fmt(struct perf_hpp_fmt *fmt, struct perf_hpp *hpp,
372 	     struct hist_entry *he, hpp_field_fn get_field,
373 	     const char *fmtstr, hpp_snprint_fn print_fn, bool fmt_percent);
374 int hpp__fmt_acc(struct perf_hpp_fmt *fmt, struct perf_hpp *hpp,
375 		 struct hist_entry *he, hpp_field_fn get_field,
376 		 const char *fmtstr, hpp_snprint_fn print_fn, bool fmt_percent);
377 
378 static inline void advance_hpp(struct perf_hpp *hpp, int inc)
379 {
380 	hpp->buf  += inc;
381 	hpp->size -= inc;
382 }
383 
384 static inline size_t perf_hpp__use_color(void)
385 {
386 	return !symbol_conf.field_sep;
387 }
388 
389 static inline size_t perf_hpp__color_overhead(void)
390 {
391 	return perf_hpp__use_color() ?
392 	       (COLOR_MAXLEN + sizeof(PERF_COLOR_RESET)) * PERF_HPP__MAX_INDEX
393 	       : 0;
394 }
395 
396 struct perf_evlist;
397 
398 struct hist_browser_timer {
399 	void (*timer)(void *arg);
400 	void *arg;
401 	int refresh;
402 };
403 
404 #ifdef HAVE_SLANG_SUPPORT
405 #include "../ui/keysyms.h"
406 int map_symbol__tui_annotate(struct map_symbol *ms, struct perf_evsel *evsel,
407 			     struct hist_browser_timer *hbt);
408 
409 int hist_entry__tui_annotate(struct hist_entry *he, struct perf_evsel *evsel,
410 			     struct hist_browser_timer *hbt);
411 
412 int perf_evlist__tui_browse_hists(struct perf_evlist *evlist, const char *help,
413 				  struct hist_browser_timer *hbt,
414 				  float min_pcnt,
415 				  struct perf_env *env);
416 int script_browse(const char *script_opt);
417 #else
418 static inline
419 int perf_evlist__tui_browse_hists(struct perf_evlist *evlist __maybe_unused,
420 				  const char *help __maybe_unused,
421 				  struct hist_browser_timer *hbt __maybe_unused,
422 				  float min_pcnt __maybe_unused,
423 				  struct perf_env *env __maybe_unused)
424 {
425 	return 0;
426 }
427 static inline int map_symbol__tui_annotate(struct map_symbol *ms __maybe_unused,
428 					   struct perf_evsel *evsel __maybe_unused,
429 					   struct hist_browser_timer *hbt __maybe_unused)
430 {
431 	return 0;
432 }
433 
434 static inline int hist_entry__tui_annotate(struct hist_entry *he __maybe_unused,
435 					   struct perf_evsel *evsel __maybe_unused,
436 					   struct hist_browser_timer *hbt __maybe_unused)
437 {
438 	return 0;
439 }
440 
441 static inline int script_browse(const char *script_opt __maybe_unused)
442 {
443 	return 0;
444 }
445 
446 #define K_LEFT  -1000
447 #define K_RIGHT -2000
448 #define K_SWITCH_INPUT_DATA -3000
449 #endif
450 
451 unsigned int hists__sort_list_width(struct hists *hists);
452 unsigned int hists__overhead_width(struct hists *hists);
453 
454 void hist__account_cycles(struct branch_stack *bs, struct addr_location *al,
455 			  struct perf_sample *sample, bool nonany_branch_mode);
456 
457 struct option;
458 int parse_filter_percentage(const struct option *opt, const char *arg, int unset);
459 int perf_hist_config(const char *var, const char *value);
460 
461 void perf_hpp_list__init(struct perf_hpp_list *list);
462 
463 enum hierarchy_move_dir {
464 	HMD_NORMAL,
465 	HMD_FORCE_SIBLING,
466 	HMD_FORCE_CHILD,
467 };
468 
469 struct rb_node *rb_hierarchy_last(struct rb_node *node);
470 struct rb_node *__rb_hierarchy_next(struct rb_node *node,
471 				    enum hierarchy_move_dir hmd);
472 struct rb_node *rb_hierarchy_prev(struct rb_node *node);
473 
474 static inline struct rb_node *rb_hierarchy_next(struct rb_node *node)
475 {
476 	return __rb_hierarchy_next(node, HMD_NORMAL);
477 }
478 
479 #define HIERARCHY_INDENT  3
480 
481 bool hist_entry__has_hierarchy_children(struct hist_entry *he, float limit);
482 
483 #endif	/* __PERF_HIST_H */
484