xref: /openbmc/linux/tools/perf/util/hist.h (revision 4cff79e9)
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 
13 struct hist_entry;
14 struct hist_entry_ops;
15 struct addr_location;
16 struct symbol;
17 
18 enum 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 
29 enum 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 
68 struct thread;
69 struct dso;
70 
71 struct 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 	int			socket_filter;
89 	struct perf_hpp_list	*hpp_list;
90 	struct list_head	hpp_formats;
91 	int			nr_hpp_node;
92 };
93 
94 #define hists__has(__h, __f) (__h)->hpp_list->__f
95 
96 struct hist_entry_iter;
97 
98 struct hist_iter_ops {
99 	int (*prepare_entry)(struct hist_entry_iter *, struct addr_location *);
100 	int (*add_single_entry)(struct hist_entry_iter *, struct addr_location *);
101 	int (*next_entry)(struct hist_entry_iter *, struct addr_location *);
102 	int (*add_next_entry)(struct hist_entry_iter *, struct addr_location *);
103 	int (*finish_entry)(struct hist_entry_iter *, struct addr_location *);
104 };
105 
106 struct hist_entry_iter {
107 	int total;
108 	int curr;
109 
110 	bool hide_unresolved;
111 
112 	struct perf_evsel *evsel;
113 	struct perf_sample *sample;
114 	struct hist_entry *he;
115 	struct symbol *parent;
116 	void *priv;
117 
118 	const struct hist_iter_ops *ops;
119 	/* user-defined callback function (optional) */
120 	int (*add_entry_cb)(struct hist_entry_iter *iter,
121 			    struct addr_location *al, bool single, void *arg);
122 };
123 
124 extern const struct hist_iter_ops hist_iter_normal;
125 extern const struct hist_iter_ops hist_iter_branch;
126 extern const struct hist_iter_ops hist_iter_mem;
127 extern const struct hist_iter_ops hist_iter_cumulative;
128 
129 struct hist_entry *hists__add_entry(struct hists *hists,
130 				    struct addr_location *al,
131 				    struct symbol *parent,
132 				    struct branch_info *bi,
133 				    struct mem_info *mi,
134 				    struct perf_sample *sample,
135 				    bool sample_self);
136 
137 struct hist_entry *hists__add_entry_ops(struct hists *hists,
138 					struct hist_entry_ops *ops,
139 					struct addr_location *al,
140 					struct symbol *sym_parent,
141 					struct branch_info *bi,
142 					struct mem_info *mi,
143 					struct perf_sample *sample,
144 					bool sample_self);
145 
146 int hist_entry_iter__add(struct hist_entry_iter *iter, struct addr_location *al,
147 			 int max_stack_depth, void *arg);
148 
149 struct perf_hpp;
150 struct perf_hpp_fmt;
151 
152 int64_t hist_entry__cmp(struct hist_entry *left, struct hist_entry *right);
153 int64_t hist_entry__collapse(struct hist_entry *left, struct hist_entry *right);
154 int hist_entry__transaction_len(void);
155 int hist_entry__sort_snprintf(struct hist_entry *he, char *bf, size_t size,
156 			      struct hists *hists);
157 int hist_entry__snprintf_alignment(struct hist_entry *he, struct perf_hpp *hpp,
158 				   struct perf_hpp_fmt *fmt, int printed);
159 void hist_entry__delete(struct hist_entry *he);
160 
161 typedef int (*hists__resort_cb_t)(struct hist_entry *he);
162 
163 void perf_evsel__output_resort(struct perf_evsel *evsel, struct ui_progress *prog);
164 void hists__output_resort(struct hists *hists, struct ui_progress *prog);
165 void hists__output_resort_cb(struct hists *hists, struct ui_progress *prog,
166 			     hists__resort_cb_t cb);
167 int hists__collapse_resort(struct hists *hists, struct ui_progress *prog);
168 
169 void hists__decay_entries(struct hists *hists, bool zap_user, bool zap_kernel);
170 void hists__delete_entries(struct hists *hists);
171 void hists__output_recalc_col_len(struct hists *hists, int max_rows);
172 
173 u64 hists__total_period(struct hists *hists);
174 void hists__reset_stats(struct hists *hists);
175 void hists__inc_stats(struct hists *hists, struct hist_entry *h);
176 void hists__inc_nr_events(struct hists *hists, u32 type);
177 void hists__inc_nr_samples(struct hists *hists, bool filtered);
178 void events_stats__inc(struct events_stats *stats, u32 type);
179 size_t events_stats__fprintf(struct events_stats *stats, FILE *fp);
180 
181 size_t hists__fprintf(struct hists *hists, bool show_header, int max_rows,
182 		      int max_cols, float min_pcnt, FILE *fp,
183 		      bool use_callchain);
184 size_t perf_evlist__fprintf_nr_events(struct perf_evlist *evlist, FILE *fp);
185 
186 void hists__filter_by_dso(struct hists *hists);
187 void hists__filter_by_thread(struct hists *hists);
188 void hists__filter_by_symbol(struct hists *hists);
189 void hists__filter_by_socket(struct hists *hists);
190 
191 static inline bool hists__has_filter(struct hists *hists)
192 {
193 	return hists->thread_filter || hists->dso_filter ||
194 		hists->symbol_filter_str || (hists->socket_filter > -1);
195 }
196 
197 u16 hists__col_len(struct hists *hists, enum hist_column col);
198 void hists__set_col_len(struct hists *hists, enum hist_column col, u16 len);
199 bool hists__new_col_len(struct hists *hists, enum hist_column col, u16 len);
200 void hists__reset_col_len(struct hists *hists);
201 void hists__calc_col_len(struct hists *hists, struct hist_entry *he);
202 
203 void hists__match(struct hists *leader, struct hists *other);
204 int hists__link(struct hists *leader, struct hists *other);
205 
206 struct hists_evsel {
207 	struct perf_evsel evsel;
208 	struct hists	  hists;
209 };
210 
211 static inline struct perf_evsel *hists_to_evsel(struct hists *hists)
212 {
213 	struct hists_evsel *hevsel = container_of(hists, struct hists_evsel, hists);
214 	return &hevsel->evsel;
215 }
216 
217 static inline struct hists *evsel__hists(struct perf_evsel *evsel)
218 {
219 	struct hists_evsel *hevsel = (struct hists_evsel *)evsel;
220 	return &hevsel->hists;
221 }
222 
223 int hists__init(void);
224 int __hists__init(struct hists *hists, struct perf_hpp_list *hpp_list);
225 
226 struct rb_root *hists__get_rotate_entries_in(struct hists *hists);
227 
228 struct perf_hpp {
229 	char *buf;
230 	size_t size;
231 	const char *sep;
232 	void *ptr;
233 };
234 
235 struct perf_hpp_fmt {
236 	const char *name;
237 	int (*header)(struct perf_hpp_fmt *fmt, struct perf_hpp *hpp,
238 		      struct hists *hists, int line, int *span);
239 	int (*width)(struct perf_hpp_fmt *fmt, struct perf_hpp *hpp,
240 		     struct hists *hists);
241 	int (*color)(struct perf_hpp_fmt *fmt, struct perf_hpp *hpp,
242 		     struct hist_entry *he);
243 	int (*entry)(struct perf_hpp_fmt *fmt, struct perf_hpp *hpp,
244 		     struct hist_entry *he);
245 	int64_t (*cmp)(struct perf_hpp_fmt *fmt,
246 		       struct hist_entry *a, struct hist_entry *b);
247 	int64_t (*collapse)(struct perf_hpp_fmt *fmt,
248 			    struct hist_entry *a, struct hist_entry *b);
249 	int64_t (*sort)(struct perf_hpp_fmt *fmt,
250 			struct hist_entry *a, struct hist_entry *b);
251 	bool (*equal)(struct perf_hpp_fmt *a, struct perf_hpp_fmt *b);
252 	void (*free)(struct perf_hpp_fmt *fmt);
253 
254 	struct list_head list;
255 	struct list_head sort_list;
256 	bool elide;
257 	int len;
258 	int user_len;
259 	int idx;
260 	int level;
261 };
262 
263 struct perf_hpp_list {
264 	struct list_head fields;
265 	struct list_head sorts;
266 
267 	int nr_header_lines;
268 	int need_collapse;
269 	int parent;
270 	int sym;
271 	int dso;
272 	int socket;
273 	int thread;
274 	int comm;
275 };
276 
277 extern struct perf_hpp_list perf_hpp_list;
278 
279 struct perf_hpp_list_node {
280 	struct list_head	list;
281 	struct perf_hpp_list	hpp;
282 	int			level;
283 	bool			skip;
284 };
285 
286 void perf_hpp_list__column_register(struct perf_hpp_list *list,
287 				    struct perf_hpp_fmt *format);
288 void perf_hpp_list__register_sort_field(struct perf_hpp_list *list,
289 					struct perf_hpp_fmt *format);
290 void perf_hpp_list__prepend_sort_field(struct perf_hpp_list *list,
291 				       struct perf_hpp_fmt *format);
292 
293 static inline void perf_hpp__column_register(struct perf_hpp_fmt *format)
294 {
295 	perf_hpp_list__column_register(&perf_hpp_list, format);
296 }
297 
298 static inline void perf_hpp__register_sort_field(struct perf_hpp_fmt *format)
299 {
300 	perf_hpp_list__register_sort_field(&perf_hpp_list, format);
301 }
302 
303 static inline void perf_hpp__prepend_sort_field(struct perf_hpp_fmt *format)
304 {
305 	perf_hpp_list__prepend_sort_field(&perf_hpp_list, format);
306 }
307 
308 #define perf_hpp_list__for_each_format(_list, format) \
309 	list_for_each_entry(format, &(_list)->fields, list)
310 
311 #define perf_hpp_list__for_each_format_safe(_list, format, tmp)	\
312 	list_for_each_entry_safe(format, tmp, &(_list)->fields, list)
313 
314 #define perf_hpp_list__for_each_sort_list(_list, format) \
315 	list_for_each_entry(format, &(_list)->sorts, sort_list)
316 
317 #define perf_hpp_list__for_each_sort_list_safe(_list, format, tmp)	\
318 	list_for_each_entry_safe(format, tmp, &(_list)->sorts, sort_list)
319 
320 #define hists__for_each_format(hists, format) \
321 	perf_hpp_list__for_each_format((hists)->hpp_list, fmt)
322 
323 #define hists__for_each_sort_list(hists, format) \
324 	perf_hpp_list__for_each_sort_list((hists)->hpp_list, fmt)
325 
326 extern struct perf_hpp_fmt perf_hpp__format[];
327 
328 enum {
329 	/* Matches perf_hpp__format array. */
330 	PERF_HPP__OVERHEAD,
331 	PERF_HPP__OVERHEAD_SYS,
332 	PERF_HPP__OVERHEAD_US,
333 	PERF_HPP__OVERHEAD_GUEST_SYS,
334 	PERF_HPP__OVERHEAD_GUEST_US,
335 	PERF_HPP__OVERHEAD_ACC,
336 	PERF_HPP__SAMPLES,
337 	PERF_HPP__PERIOD,
338 
339 	PERF_HPP__MAX_INDEX
340 };
341 
342 void perf_hpp__init(void);
343 void perf_hpp__column_unregister(struct perf_hpp_fmt *format);
344 void perf_hpp__cancel_cumulate(void);
345 void perf_hpp__setup_output_field(struct perf_hpp_list *list);
346 void perf_hpp__reset_output_field(struct perf_hpp_list *list);
347 void perf_hpp__append_sort_keys(struct perf_hpp_list *list);
348 int perf_hpp__setup_hists_formats(struct perf_hpp_list *list,
349 				  struct perf_evlist *evlist);
350 
351 
352 bool perf_hpp__is_sort_entry(struct perf_hpp_fmt *format);
353 bool perf_hpp__is_dynamic_entry(struct perf_hpp_fmt *format);
354 bool perf_hpp__defined_dynamic_entry(struct perf_hpp_fmt *fmt, struct hists *hists);
355 bool perf_hpp__is_trace_entry(struct perf_hpp_fmt *fmt);
356 bool perf_hpp__is_srcline_entry(struct perf_hpp_fmt *fmt);
357 bool perf_hpp__is_srcfile_entry(struct perf_hpp_fmt *fmt);
358 bool perf_hpp__is_thread_entry(struct perf_hpp_fmt *fmt);
359 bool perf_hpp__is_comm_entry(struct perf_hpp_fmt *fmt);
360 bool perf_hpp__is_dso_entry(struct perf_hpp_fmt *fmt);
361 bool perf_hpp__is_sym_entry(struct perf_hpp_fmt *fmt);
362 
363 struct perf_hpp_fmt *perf_hpp_fmt__dup(struct perf_hpp_fmt *fmt);
364 
365 int hist_entry__filter(struct hist_entry *he, int type, const void *arg);
366 
367 static inline bool perf_hpp__should_skip(struct perf_hpp_fmt *format,
368 					 struct hists *hists)
369 {
370 	if (format->elide)
371 		return true;
372 
373 	if (perf_hpp__is_dynamic_entry(format) &&
374 	    !perf_hpp__defined_dynamic_entry(format, hists))
375 		return true;
376 
377 	return false;
378 }
379 
380 void perf_hpp__reset_width(struct perf_hpp_fmt *fmt, struct hists *hists);
381 void perf_hpp__reset_sort_width(struct perf_hpp_fmt *fmt, struct hists *hists);
382 void perf_hpp__set_user_width(const char *width_list_str);
383 void hists__reset_column_width(struct hists *hists);
384 
385 typedef u64 (*hpp_field_fn)(struct hist_entry *he);
386 typedef int (*hpp_callback_fn)(struct perf_hpp *hpp, bool front);
387 typedef int (*hpp_snprint_fn)(struct perf_hpp *hpp, const char *fmt, ...);
388 
389 int hpp__fmt(struct perf_hpp_fmt *fmt, struct perf_hpp *hpp,
390 	     struct hist_entry *he, hpp_field_fn get_field,
391 	     const char *fmtstr, hpp_snprint_fn print_fn, bool fmt_percent);
392 int hpp__fmt_acc(struct perf_hpp_fmt *fmt, struct perf_hpp *hpp,
393 		 struct hist_entry *he, hpp_field_fn get_field,
394 		 const char *fmtstr, hpp_snprint_fn print_fn, bool fmt_percent);
395 
396 static inline void advance_hpp(struct perf_hpp *hpp, int inc)
397 {
398 	hpp->buf  += inc;
399 	hpp->size -= inc;
400 }
401 
402 static inline size_t perf_hpp__use_color(void)
403 {
404 	return !symbol_conf.field_sep;
405 }
406 
407 static inline size_t perf_hpp__color_overhead(void)
408 {
409 	return perf_hpp__use_color() ?
410 	       (COLOR_MAXLEN + sizeof(PERF_COLOR_RESET)) * PERF_HPP__MAX_INDEX
411 	       : 0;
412 }
413 
414 struct perf_evlist;
415 
416 struct hist_browser_timer {
417 	void (*timer)(void *arg);
418 	void *arg;
419 	int refresh;
420 };
421 
422 #ifdef HAVE_SLANG_SUPPORT
423 #include "../ui/keysyms.h"
424 int map_symbol__tui_annotate(struct map_symbol *ms, struct perf_evsel *evsel,
425 			     struct hist_browser_timer *hbt);
426 
427 int hist_entry__tui_annotate(struct hist_entry *he, struct perf_evsel *evsel,
428 			     struct hist_browser_timer *hbt);
429 
430 int perf_evlist__tui_browse_hists(struct perf_evlist *evlist, const char *help,
431 				  struct hist_browser_timer *hbt,
432 				  float min_pcnt,
433 				  struct perf_env *env,
434 				  bool warn_lost_event);
435 int script_browse(const char *script_opt);
436 #else
437 static inline
438 int perf_evlist__tui_browse_hists(struct perf_evlist *evlist __maybe_unused,
439 				  const char *help __maybe_unused,
440 				  struct hist_browser_timer *hbt __maybe_unused,
441 				  float min_pcnt __maybe_unused,
442 				  struct perf_env *env __maybe_unused,
443 				  bool warn_lost_event __maybe_unused)
444 {
445 	return 0;
446 }
447 static inline int map_symbol__tui_annotate(struct map_symbol *ms __maybe_unused,
448 					   struct perf_evsel *evsel __maybe_unused,
449 					   struct hist_browser_timer *hbt __maybe_unused)
450 {
451 	return 0;
452 }
453 
454 static inline int hist_entry__tui_annotate(struct hist_entry *he __maybe_unused,
455 					   struct perf_evsel *evsel __maybe_unused,
456 					   struct hist_browser_timer *hbt __maybe_unused)
457 {
458 	return 0;
459 }
460 
461 static inline int script_browse(const char *script_opt __maybe_unused)
462 {
463 	return 0;
464 }
465 
466 #define K_LEFT  -1000
467 #define K_RIGHT -2000
468 #define K_SWITCH_INPUT_DATA -3000
469 #endif
470 
471 unsigned int hists__sort_list_width(struct hists *hists);
472 unsigned int hists__overhead_width(struct hists *hists);
473 
474 void hist__account_cycles(struct branch_stack *bs, struct addr_location *al,
475 			  struct perf_sample *sample, bool nonany_branch_mode);
476 
477 struct option;
478 int parse_filter_percentage(const struct option *opt, const char *arg, int unset);
479 int perf_hist_config(const char *var, const char *value);
480 
481 void perf_hpp_list__init(struct perf_hpp_list *list);
482 
483 enum hierarchy_move_dir {
484 	HMD_NORMAL,
485 	HMD_FORCE_SIBLING,
486 	HMD_FORCE_CHILD,
487 };
488 
489 struct rb_node *rb_hierarchy_last(struct rb_node *node);
490 struct rb_node *__rb_hierarchy_next(struct rb_node *node,
491 				    enum hierarchy_move_dir hmd);
492 struct rb_node *rb_hierarchy_prev(struct rb_node *node);
493 
494 static inline struct rb_node *rb_hierarchy_next(struct rb_node *node)
495 {
496 	return __rb_hierarchy_next(node, HMD_NORMAL);
497 }
498 
499 #define HIERARCHY_INDENT  3
500 
501 bool hist_entry__has_hierarchy_children(struct hist_entry *he, float limit);
502 int hpp_color_scnprintf(struct perf_hpp *hpp, const char *fmt, ...);
503 int __hpp__slsmg_color_printf(struct perf_hpp *hpp, const char *fmt, ...);
504 int __hist_entry__snprintf(struct hist_entry *he, struct perf_hpp *hpp,
505 			   struct perf_hpp_list *hpp_list);
506 int hists__fprintf_headers(struct hists *hists, FILE *fp);
507 int __hists__scnprintf_title(struct hists *hists, char *bf, size_t size, bool show_freq);
508 
509 static inline int hists__scnprintf_title(struct hists *hists, char *bf, size_t size)
510 {
511 	return __hists__scnprintf_title(hists, bf, size, true);
512 }
513 
514 #endif	/* __PERF_HIST_H */
515