xref: /openbmc/linux/tools/perf/util/hist.h (revision ecd25094)
1 /* SPDX-License-Identifier: GPL-2.0 */
2 #ifndef __PERF_HIST_H
3 #define __PERF_HIST_H
4 
5 #include <linux/rbtree.h>
6 #include <linux/types.h>
7 #include <pthread.h>
8 #include "evsel.h"
9 #include "color.h"
10 #include "events_stats.h"
11 
12 struct hist_entry;
13 struct hist_entry_ops;
14 struct addr_location;
15 struct map_symbol;
16 struct mem_info;
17 struct branch_info;
18 struct block_info;
19 struct symbol;
20 struct ui_progress;
21 
22 enum hist_filter {
23 	HIST_FILTER__DSO,
24 	HIST_FILTER__THREAD,
25 	HIST_FILTER__PARENT,
26 	HIST_FILTER__SYMBOL,
27 	HIST_FILTER__GUEST,
28 	HIST_FILTER__HOST,
29 	HIST_FILTER__SOCKET,
30 	HIST_FILTER__C2C,
31 };
32 
33 enum hist_column {
34 	HISTC_SYMBOL,
35 	HISTC_TIME,
36 	HISTC_DSO,
37 	HISTC_THREAD,
38 	HISTC_COMM,
39 	HISTC_CGROUP_ID,
40 	HISTC_PARENT,
41 	HISTC_CPU,
42 	HISTC_SOCKET,
43 	HISTC_SRCLINE,
44 	HISTC_SRCFILE,
45 	HISTC_MISPREDICT,
46 	HISTC_IN_TX,
47 	HISTC_ABORT,
48 	HISTC_SYMBOL_FROM,
49 	HISTC_SYMBOL_TO,
50 	HISTC_DSO_FROM,
51 	HISTC_DSO_TO,
52 	HISTC_LOCAL_WEIGHT,
53 	HISTC_GLOBAL_WEIGHT,
54 	HISTC_MEM_DADDR_SYMBOL,
55 	HISTC_MEM_DADDR_DSO,
56 	HISTC_MEM_PHYS_DADDR,
57 	HISTC_MEM_LOCKED,
58 	HISTC_MEM_TLB,
59 	HISTC_MEM_LVL,
60 	HISTC_MEM_SNOOP,
61 	HISTC_MEM_DCACHELINE,
62 	HISTC_MEM_IADDR_SYMBOL,
63 	HISTC_TRANSACTION,
64 	HISTC_CYCLES,
65 	HISTC_SRCLINE_FROM,
66 	HISTC_SRCLINE_TO,
67 	HISTC_TRACE,
68 	HISTC_SYM_SIZE,
69 	HISTC_DSO_SIZE,
70 	HISTC_SYMBOL_IPC,
71 	HISTC_NR_COLS, /* Last entry */
72 };
73 
74 struct thread;
75 struct dso;
76 
77 struct hists {
78 	struct rb_root_cached	entries_in_array[2];
79 	struct rb_root_cached	*entries_in;
80 	struct rb_root_cached	entries;
81 	struct rb_root_cached	entries_collapsed;
82 	u64			nr_entries;
83 	u64			nr_non_filtered_entries;
84 	u64			callchain_period;
85 	u64			callchain_non_filtered_period;
86 	struct thread		*thread_filter;
87 	const struct dso	*dso_filter;
88 	const char		*uid_filter_str;
89 	const char		*symbol_filter_str;
90 	pthread_mutex_t		lock;
91 	struct events_stats	stats;
92 	u64			event_stream;
93 	u16			col_len[HISTC_NR_COLS];
94 	bool			has_callchains;
95 	int			socket_filter;
96 	struct perf_hpp_list	*hpp_list;
97 	struct list_head	hpp_formats;
98 	int			nr_hpp_node;
99 };
100 
101 #define hists__has(__h, __f) (__h)->hpp_list->__f
102 
103 struct hist_entry_iter;
104 
105 struct hist_iter_ops {
106 	int (*prepare_entry)(struct hist_entry_iter *, struct addr_location *);
107 	int (*add_single_entry)(struct hist_entry_iter *, struct addr_location *);
108 	int (*next_entry)(struct hist_entry_iter *, struct addr_location *);
109 	int (*add_next_entry)(struct hist_entry_iter *, struct addr_location *);
110 	int (*finish_entry)(struct hist_entry_iter *, struct addr_location *);
111 };
112 
113 struct hist_entry_iter {
114 	int total;
115 	int curr;
116 
117 	bool hide_unresolved;
118 
119 	struct evsel *evsel;
120 	struct perf_sample *sample;
121 	struct hist_entry *he;
122 	struct symbol *parent;
123 	void *priv;
124 
125 	const struct hist_iter_ops *ops;
126 	/* user-defined callback function (optional) */
127 	int (*add_entry_cb)(struct hist_entry_iter *iter,
128 			    struct addr_location *al, bool single, void *arg);
129 };
130 
131 extern const struct hist_iter_ops hist_iter_normal;
132 extern const struct hist_iter_ops hist_iter_branch;
133 extern const struct hist_iter_ops hist_iter_mem;
134 extern const struct hist_iter_ops hist_iter_cumulative;
135 
136 struct hist_entry *hists__add_entry(struct hists *hists,
137 				    struct addr_location *al,
138 				    struct symbol *parent,
139 				    struct branch_info *bi,
140 				    struct mem_info *mi,
141 				    struct perf_sample *sample,
142 				    bool sample_self);
143 
144 struct hist_entry *hists__add_entry_ops(struct hists *hists,
145 					struct hist_entry_ops *ops,
146 					struct addr_location *al,
147 					struct symbol *sym_parent,
148 					struct branch_info *bi,
149 					struct mem_info *mi,
150 					struct perf_sample *sample,
151 					bool sample_self);
152 
153 struct hist_entry *hists__add_entry_block(struct hists *hists,
154 					  struct addr_location *al,
155 					  struct block_info *bi);
156 
157 int hist_entry_iter__add(struct hist_entry_iter *iter, struct addr_location *al,
158 			 int max_stack_depth, void *arg);
159 
160 struct perf_hpp;
161 struct perf_hpp_fmt;
162 
163 int64_t hist_entry__cmp(struct hist_entry *left, struct hist_entry *right);
164 int64_t hist_entry__collapse(struct hist_entry *left, struct hist_entry *right);
165 int hist_entry__transaction_len(void);
166 int hist_entry__sort_snprintf(struct hist_entry *he, char *bf, size_t size,
167 			      struct hists *hists);
168 int hist_entry__snprintf_alignment(struct hist_entry *he, struct perf_hpp *hpp,
169 				   struct perf_hpp_fmt *fmt, int printed);
170 void hist_entry__delete(struct hist_entry *he);
171 
172 typedef int (*hists__resort_cb_t)(struct hist_entry *he, void *arg);
173 
174 void perf_evsel__output_resort_cb(struct evsel *evsel, struct ui_progress *prog,
175 				  hists__resort_cb_t cb, void *cb_arg);
176 void perf_evsel__output_resort(struct evsel *evsel, struct ui_progress *prog);
177 void hists__output_resort(struct hists *hists, struct ui_progress *prog);
178 void hists__output_resort_cb(struct hists *hists, struct ui_progress *prog,
179 			     hists__resort_cb_t cb);
180 int hists__collapse_resort(struct hists *hists, struct ui_progress *prog);
181 
182 void hists__decay_entries(struct hists *hists, bool zap_user, bool zap_kernel);
183 void hists__delete_entries(struct hists *hists);
184 void hists__output_recalc_col_len(struct hists *hists, int max_rows);
185 
186 struct hist_entry *hists__get_entry(struct hists *hists, int idx);
187 
188 u64 hists__total_period(struct hists *hists);
189 void hists__reset_stats(struct hists *hists);
190 void hists__inc_stats(struct hists *hists, struct hist_entry *h);
191 void hists__inc_nr_events(struct hists *hists, u32 type);
192 void hists__inc_nr_samples(struct hists *hists, bool filtered);
193 
194 size_t hists__fprintf(struct hists *hists, bool show_header, int max_rows,
195 		      int max_cols, float min_pcnt, FILE *fp,
196 		      bool ignore_callchains);
197 size_t perf_evlist__fprintf_nr_events(struct evlist *evlist, FILE *fp);
198 
199 void hists__filter_by_dso(struct hists *hists);
200 void hists__filter_by_thread(struct hists *hists);
201 void hists__filter_by_symbol(struct hists *hists);
202 void hists__filter_by_socket(struct hists *hists);
203 
204 static inline bool hists__has_filter(struct hists *hists)
205 {
206 	return hists->thread_filter || hists->dso_filter ||
207 		hists->symbol_filter_str || (hists->socket_filter > -1);
208 }
209 
210 u16 hists__col_len(struct hists *hists, enum hist_column col);
211 void hists__set_col_len(struct hists *hists, enum hist_column col, u16 len);
212 bool hists__new_col_len(struct hists *hists, enum hist_column col, u16 len);
213 void hists__reset_col_len(struct hists *hists);
214 void hists__calc_col_len(struct hists *hists, struct hist_entry *he);
215 
216 void hists__match(struct hists *leader, struct hists *other);
217 int hists__link(struct hists *leader, struct hists *other);
218 int hists__unlink(struct hists *hists);
219 
220 struct hists_evsel {
221 	struct evsel evsel;
222 	struct hists	  hists;
223 };
224 
225 static inline struct evsel *hists_to_evsel(struct hists *hists)
226 {
227 	struct hists_evsel *hevsel = container_of(hists, struct hists_evsel, hists);
228 	return &hevsel->evsel;
229 }
230 
231 static inline struct hists *evsel__hists(struct evsel *evsel)
232 {
233 	struct hists_evsel *hevsel = (struct hists_evsel *)evsel;
234 	return &hevsel->hists;
235 }
236 
237 static __pure inline bool hists__has_callchains(struct hists *hists)
238 {
239 	return hists->has_callchains;
240 }
241 
242 int hists__init(void);
243 int __hists__init(struct hists *hists, struct perf_hpp_list *hpp_list);
244 
245 struct rb_root_cached *hists__get_rotate_entries_in(struct hists *hists);
246 
247 struct perf_hpp {
248 	char *buf;
249 	size_t size;
250 	const char *sep;
251 	void *ptr;
252 	bool skip;
253 };
254 
255 struct perf_hpp_fmt {
256 	const char *name;
257 	int (*header)(struct perf_hpp_fmt *fmt, struct perf_hpp *hpp,
258 		      struct hists *hists, int line, int *span);
259 	int (*width)(struct perf_hpp_fmt *fmt, struct perf_hpp *hpp,
260 		     struct hists *hists);
261 	int (*color)(struct perf_hpp_fmt *fmt, struct perf_hpp *hpp,
262 		     struct hist_entry *he);
263 	int (*entry)(struct perf_hpp_fmt *fmt, struct perf_hpp *hpp,
264 		     struct hist_entry *he);
265 	int64_t (*cmp)(struct perf_hpp_fmt *fmt,
266 		       struct hist_entry *a, struct hist_entry *b);
267 	int64_t (*collapse)(struct perf_hpp_fmt *fmt,
268 			    struct hist_entry *a, struct hist_entry *b);
269 	int64_t (*sort)(struct perf_hpp_fmt *fmt,
270 			struct hist_entry *a, struct hist_entry *b);
271 	bool (*equal)(struct perf_hpp_fmt *a, struct perf_hpp_fmt *b);
272 	void (*free)(struct perf_hpp_fmt *fmt);
273 
274 	struct list_head list;
275 	struct list_head sort_list;
276 	bool elide;
277 	int len;
278 	int user_len;
279 	int idx;
280 	int level;
281 };
282 
283 struct perf_hpp_list {
284 	struct list_head fields;
285 	struct list_head sorts;
286 
287 	int nr_header_lines;
288 	int need_collapse;
289 	int parent;
290 	int sym;
291 	int dso;
292 	int socket;
293 	int thread;
294 	int comm;
295 };
296 
297 extern struct perf_hpp_list perf_hpp_list;
298 
299 struct perf_hpp_list_node {
300 	struct list_head	list;
301 	struct perf_hpp_list	hpp;
302 	int			level;
303 	bool			skip;
304 };
305 
306 void perf_hpp_list__column_register(struct perf_hpp_list *list,
307 				    struct perf_hpp_fmt *format);
308 void perf_hpp_list__register_sort_field(struct perf_hpp_list *list,
309 					struct perf_hpp_fmt *format);
310 void perf_hpp_list__prepend_sort_field(struct perf_hpp_list *list,
311 				       struct perf_hpp_fmt *format);
312 
313 static inline void perf_hpp__column_register(struct perf_hpp_fmt *format)
314 {
315 	perf_hpp_list__column_register(&perf_hpp_list, format);
316 }
317 
318 static inline void perf_hpp__register_sort_field(struct perf_hpp_fmt *format)
319 {
320 	perf_hpp_list__register_sort_field(&perf_hpp_list, format);
321 }
322 
323 static inline void perf_hpp__prepend_sort_field(struct perf_hpp_fmt *format)
324 {
325 	perf_hpp_list__prepend_sort_field(&perf_hpp_list, format);
326 }
327 
328 #define perf_hpp_list__for_each_format(_list, format) \
329 	list_for_each_entry(format, &(_list)->fields, list)
330 
331 #define perf_hpp_list__for_each_format_safe(_list, format, tmp)	\
332 	list_for_each_entry_safe(format, tmp, &(_list)->fields, list)
333 
334 #define perf_hpp_list__for_each_sort_list(_list, format) \
335 	list_for_each_entry(format, &(_list)->sorts, sort_list)
336 
337 #define perf_hpp_list__for_each_sort_list_safe(_list, format, tmp)	\
338 	list_for_each_entry_safe(format, tmp, &(_list)->sorts, sort_list)
339 
340 #define hists__for_each_format(hists, format) \
341 	perf_hpp_list__for_each_format((hists)->hpp_list, fmt)
342 
343 #define hists__for_each_sort_list(hists, format) \
344 	perf_hpp_list__for_each_sort_list((hists)->hpp_list, fmt)
345 
346 extern struct perf_hpp_fmt perf_hpp__format[];
347 
348 enum {
349 	/* Matches perf_hpp__format array. */
350 	PERF_HPP__OVERHEAD,
351 	PERF_HPP__OVERHEAD_SYS,
352 	PERF_HPP__OVERHEAD_US,
353 	PERF_HPP__OVERHEAD_GUEST_SYS,
354 	PERF_HPP__OVERHEAD_GUEST_US,
355 	PERF_HPP__OVERHEAD_ACC,
356 	PERF_HPP__SAMPLES,
357 	PERF_HPP__PERIOD,
358 
359 	PERF_HPP__MAX_INDEX
360 };
361 
362 void perf_hpp__init(void);
363 void perf_hpp__column_unregister(struct perf_hpp_fmt *format);
364 void perf_hpp__cancel_cumulate(void);
365 void perf_hpp__setup_output_field(struct perf_hpp_list *list);
366 void perf_hpp__reset_output_field(struct perf_hpp_list *list);
367 void perf_hpp__append_sort_keys(struct perf_hpp_list *list);
368 int perf_hpp__setup_hists_formats(struct perf_hpp_list *list,
369 				  struct evlist *evlist);
370 
371 
372 bool perf_hpp__is_sort_entry(struct perf_hpp_fmt *format);
373 bool perf_hpp__is_dynamic_entry(struct perf_hpp_fmt *format);
374 bool perf_hpp__defined_dynamic_entry(struct perf_hpp_fmt *fmt, struct hists *hists);
375 bool perf_hpp__is_trace_entry(struct perf_hpp_fmt *fmt);
376 bool perf_hpp__is_srcline_entry(struct perf_hpp_fmt *fmt);
377 bool perf_hpp__is_srcfile_entry(struct perf_hpp_fmt *fmt);
378 bool perf_hpp__is_thread_entry(struct perf_hpp_fmt *fmt);
379 bool perf_hpp__is_comm_entry(struct perf_hpp_fmt *fmt);
380 bool perf_hpp__is_dso_entry(struct perf_hpp_fmt *fmt);
381 bool perf_hpp__is_sym_entry(struct perf_hpp_fmt *fmt);
382 
383 struct perf_hpp_fmt *perf_hpp_fmt__dup(struct perf_hpp_fmt *fmt);
384 
385 int hist_entry__filter(struct hist_entry *he, int type, const void *arg);
386 
387 static inline bool perf_hpp__should_skip(struct perf_hpp_fmt *format,
388 					 struct hists *hists)
389 {
390 	if (format->elide)
391 		return true;
392 
393 	if (perf_hpp__is_dynamic_entry(format) &&
394 	    !perf_hpp__defined_dynamic_entry(format, hists))
395 		return true;
396 
397 	return false;
398 }
399 
400 void perf_hpp__reset_width(struct perf_hpp_fmt *fmt, struct hists *hists);
401 void perf_hpp__reset_sort_width(struct perf_hpp_fmt *fmt, struct hists *hists);
402 void perf_hpp__set_user_width(const char *width_list_str);
403 void hists__reset_column_width(struct hists *hists);
404 
405 typedef u64 (*hpp_field_fn)(struct hist_entry *he);
406 typedef int (*hpp_callback_fn)(struct perf_hpp *hpp, bool front);
407 typedef int (*hpp_snprint_fn)(struct perf_hpp *hpp, const char *fmt, ...);
408 
409 int hpp__fmt(struct perf_hpp_fmt *fmt, struct perf_hpp *hpp,
410 	     struct hist_entry *he, hpp_field_fn get_field,
411 	     const char *fmtstr, hpp_snprint_fn print_fn, bool fmt_percent);
412 int hpp__fmt_acc(struct perf_hpp_fmt *fmt, struct perf_hpp *hpp,
413 		 struct hist_entry *he, hpp_field_fn get_field,
414 		 const char *fmtstr, hpp_snprint_fn print_fn, bool fmt_percent);
415 
416 static inline void advance_hpp(struct perf_hpp *hpp, int inc)
417 {
418 	hpp->buf  += inc;
419 	hpp->size -= inc;
420 }
421 
422 static inline size_t perf_hpp__use_color(void)
423 {
424 	return !symbol_conf.field_sep;
425 }
426 
427 static inline size_t perf_hpp__color_overhead(void)
428 {
429 	return perf_hpp__use_color() ?
430 	       (COLOR_MAXLEN + sizeof(PERF_COLOR_RESET)) * PERF_HPP__MAX_INDEX
431 	       : 0;
432 }
433 
434 struct evlist;
435 
436 struct hist_browser_timer {
437 	void (*timer)(void *arg);
438 	void *arg;
439 	int refresh;
440 };
441 
442 struct annotation_options;
443 struct res_sample;
444 
445 enum rstype {
446 	A_NORMAL,
447 	A_ASM,
448 	A_SOURCE
449 };
450 
451 #ifdef HAVE_SLANG_SUPPORT
452 #include "../ui/keysyms.h"
453 void attr_to_script(char *buf, struct perf_event_attr *attr);
454 
455 int map_symbol__tui_annotate(struct map_symbol *ms, struct evsel *evsel,
456 			     struct hist_browser_timer *hbt,
457 			     struct annotation_options *annotation_opts);
458 
459 int hist_entry__tui_annotate(struct hist_entry *he, struct evsel *evsel,
460 			     struct hist_browser_timer *hbt,
461 			     struct annotation_options *annotation_opts);
462 
463 int perf_evlist__tui_browse_hists(struct evlist *evlist, const char *help,
464 				  struct hist_browser_timer *hbt,
465 				  float min_pcnt,
466 				  struct perf_env *env,
467 				  bool warn_lost_event,
468 				  struct annotation_options *annotation_options);
469 
470 int script_browse(const char *script_opt, struct evsel *evsel);
471 
472 void run_script(char *cmd);
473 int res_sample_browse(struct res_sample *res_samples, int num_res,
474 		      struct evsel *evsel, enum rstype rstype);
475 void res_sample_init(void);
476 #else
477 static inline
478 int perf_evlist__tui_browse_hists(struct evlist *evlist __maybe_unused,
479 				  const char *help __maybe_unused,
480 				  struct hist_browser_timer *hbt __maybe_unused,
481 				  float min_pcnt __maybe_unused,
482 				  struct perf_env *env __maybe_unused,
483 				  bool warn_lost_event __maybe_unused,
484 				  struct annotation_options *annotation_options __maybe_unused)
485 {
486 	return 0;
487 }
488 static inline int map_symbol__tui_annotate(struct map_symbol *ms __maybe_unused,
489 					   struct evsel *evsel __maybe_unused,
490 					   struct hist_browser_timer *hbt __maybe_unused,
491 					   struct annotation_options *annotation_options __maybe_unused)
492 {
493 	return 0;
494 }
495 
496 static inline int hist_entry__tui_annotate(struct hist_entry *he __maybe_unused,
497 					   struct evsel *evsel __maybe_unused,
498 					   struct hist_browser_timer *hbt __maybe_unused,
499 					   struct annotation_options *annotation_opts __maybe_unused)
500 {
501 	return 0;
502 }
503 
504 static inline int script_browse(const char *script_opt __maybe_unused,
505 				struct evsel *evsel __maybe_unused)
506 {
507 	return 0;
508 }
509 
510 static inline int res_sample_browse(struct res_sample *res_samples __maybe_unused,
511 				    int num_res __maybe_unused,
512 				    struct evsel *evsel __maybe_unused,
513 				    enum rstype rstype __maybe_unused)
514 {
515 	return 0;
516 }
517 
518 static inline void res_sample_init(void) {}
519 
520 #define K_LEFT  -1000
521 #define K_RIGHT -2000
522 #define K_SWITCH_INPUT_DATA -3000
523 #endif
524 
525 unsigned int hists__sort_list_width(struct hists *hists);
526 unsigned int hists__overhead_width(struct hists *hists);
527 
528 void hist__account_cycles(struct branch_stack *bs, struct addr_location *al,
529 			  struct perf_sample *sample, bool nonany_branch_mode);
530 
531 struct option;
532 int parse_filter_percentage(const struct option *opt, const char *arg, int unset);
533 int perf_hist_config(const char *var, const char *value);
534 
535 void perf_hpp_list__init(struct perf_hpp_list *list);
536 
537 enum hierarchy_move_dir {
538 	HMD_NORMAL,
539 	HMD_FORCE_SIBLING,
540 	HMD_FORCE_CHILD,
541 };
542 
543 struct rb_node *rb_hierarchy_last(struct rb_node *node);
544 struct rb_node *__rb_hierarchy_next(struct rb_node *node,
545 				    enum hierarchy_move_dir hmd);
546 struct rb_node *rb_hierarchy_prev(struct rb_node *node);
547 
548 static inline struct rb_node *rb_hierarchy_next(struct rb_node *node)
549 {
550 	return __rb_hierarchy_next(node, HMD_NORMAL);
551 }
552 
553 #define HIERARCHY_INDENT  3
554 
555 bool hist_entry__has_hierarchy_children(struct hist_entry *he, float limit);
556 int hpp_color_scnprintf(struct perf_hpp *hpp, const char *fmt, ...);
557 int __hpp__slsmg_color_printf(struct perf_hpp *hpp, const char *fmt, ...);
558 int __hist_entry__snprintf(struct hist_entry *he, struct perf_hpp *hpp,
559 			   struct perf_hpp_list *hpp_list);
560 int hists__fprintf_headers(struct hists *hists, FILE *fp);
561 int __hists__scnprintf_title(struct hists *hists, char *bf, size_t size, bool show_freq);
562 
563 static inline int hists__scnprintf_title(struct hists *hists, char *bf, size_t size)
564 {
565 	return __hists__scnprintf_title(hists, bf, size, true);
566 }
567 
568 #endif	/* __PERF_HIST_H */
569