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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_NR_COLS, /* Last entry */
56 };
57 
58 struct thread;
59 struct dso;
60 
61 struct hists {
62 	struct rb_root		entries_in_array[2];
63 	struct rb_root		*entries_in;
64 	struct rb_root		entries;
65 	struct rb_root		entries_collapsed;
66 	u64			nr_entries;
67 	u64			nr_non_filtered_entries;
68 	struct thread		*thread_filter;
69 	const struct dso	*dso_filter;
70 	const char		*uid_filter_str;
71 	const char		*symbol_filter_str;
72 	pthread_mutex_t		lock;
73 	struct events_stats	stats;
74 	u64			event_stream;
75 	u16			col_len[HISTC_NR_COLS];
76 	int			socket_filter;
77 };
78 
79 struct hist_entry_iter;
80 
81 struct hist_iter_ops {
82 	int (*prepare_entry)(struct hist_entry_iter *, struct addr_location *);
83 	int (*add_single_entry)(struct hist_entry_iter *, struct addr_location *);
84 	int (*next_entry)(struct hist_entry_iter *, struct addr_location *);
85 	int (*add_next_entry)(struct hist_entry_iter *, struct addr_location *);
86 	int (*finish_entry)(struct hist_entry_iter *, struct addr_location *);
87 };
88 
89 struct hist_entry_iter {
90 	int total;
91 	int curr;
92 
93 	bool hide_unresolved;
94 
95 	struct perf_evsel *evsel;
96 	struct perf_sample *sample;
97 	struct hist_entry *he;
98 	struct symbol *parent;
99 	void *priv;
100 
101 	const struct hist_iter_ops *ops;
102 	/* user-defined callback function (optional) */
103 	int (*add_entry_cb)(struct hist_entry_iter *iter,
104 			    struct addr_location *al, bool single, void *arg);
105 };
106 
107 extern const struct hist_iter_ops hist_iter_normal;
108 extern const struct hist_iter_ops hist_iter_branch;
109 extern const struct hist_iter_ops hist_iter_mem;
110 extern const struct hist_iter_ops hist_iter_cumulative;
111 
112 struct hist_entry *__hists__add_entry(struct hists *hists,
113 				      struct addr_location *al,
114 				      struct symbol *parent,
115 				      struct branch_info *bi,
116 				      struct mem_info *mi, u64 period,
117 				      u64 weight, u64 transaction,
118 				      bool sample_self);
119 int hist_entry_iter__add(struct hist_entry_iter *iter, struct addr_location *al,
120 			 int max_stack_depth, void *arg);
121 
122 int64_t hist_entry__cmp(struct hist_entry *left, struct hist_entry *right);
123 int64_t hist_entry__collapse(struct hist_entry *left, struct hist_entry *right);
124 int hist_entry__transaction_len(void);
125 int hist_entry__sort_snprintf(struct hist_entry *he, char *bf, size_t size,
126 			      struct hists *hists);
127 void hist_entry__delete(struct hist_entry *he);
128 
129 void hists__output_resort(struct hists *hists, struct ui_progress *prog);
130 void hists__collapse_resort(struct hists *hists, struct ui_progress *prog);
131 
132 void hists__decay_entries(struct hists *hists, bool zap_user, bool zap_kernel);
133 void hists__delete_entries(struct hists *hists);
134 void hists__output_recalc_col_len(struct hists *hists, int max_rows);
135 
136 u64 hists__total_period(struct hists *hists);
137 void hists__reset_stats(struct hists *hists);
138 void hists__inc_stats(struct hists *hists, struct hist_entry *h);
139 void hists__inc_nr_events(struct hists *hists, u32 type);
140 void hists__inc_nr_samples(struct hists *hists, bool filtered);
141 void events_stats__inc(struct events_stats *stats, u32 type);
142 size_t events_stats__fprintf(struct events_stats *stats, FILE *fp);
143 
144 size_t hists__fprintf(struct hists *hists, bool show_header, int max_rows,
145 		      int max_cols, float min_pcnt, FILE *fp);
146 size_t perf_evlist__fprintf_nr_events(struct perf_evlist *evlist, FILE *fp);
147 
148 void hists__filter_by_dso(struct hists *hists);
149 void hists__filter_by_thread(struct hists *hists);
150 void hists__filter_by_symbol(struct hists *hists);
151 void hists__filter_by_socket(struct hists *hists);
152 
hists__has_filter(struct hists * hists)153 static inline bool hists__has_filter(struct hists *hists)
154 {
155 	return hists->thread_filter || hists->dso_filter ||
156 		hists->symbol_filter_str || (hists->socket_filter > -1);
157 }
158 
159 u16 hists__col_len(struct hists *hists, enum hist_column col);
160 void hists__set_col_len(struct hists *hists, enum hist_column col, u16 len);
161 bool hists__new_col_len(struct hists *hists, enum hist_column col, u16 len);
162 void hists__reset_col_len(struct hists *hists);
163 void hists__calc_col_len(struct hists *hists, struct hist_entry *he);
164 
165 void hists__match(struct hists *leader, struct hists *other);
166 int hists__link(struct hists *leader, struct hists *other);
167 
168 struct hists_evsel {
169 	struct perf_evsel evsel;
170 	struct hists	  hists;
171 };
172 
hists_to_evsel(struct hists * hists)173 static inline struct perf_evsel *hists_to_evsel(struct hists *hists)
174 {
175 	struct hists_evsel *hevsel = container_of(hists, struct hists_evsel, hists);
176 	return &hevsel->evsel;
177 }
178 
evsel__hists(struct perf_evsel * evsel)179 static inline struct hists *evsel__hists(struct perf_evsel *evsel)
180 {
181 	struct hists_evsel *hevsel = (struct hists_evsel *)evsel;
182 	return &hevsel->hists;
183 }
184 
185 int hists__init(void);
186 
187 struct perf_hpp {
188 	char *buf;
189 	size_t size;
190 	const char *sep;
191 	void *ptr;
192 };
193 
194 struct perf_hpp_fmt {
195 	const char *name;
196 	int (*header)(struct perf_hpp_fmt *fmt, struct perf_hpp *hpp,
197 		      struct perf_evsel *evsel);
198 	int (*width)(struct perf_hpp_fmt *fmt, struct perf_hpp *hpp,
199 		     struct perf_evsel *evsel);
200 	int (*color)(struct perf_hpp_fmt *fmt, struct perf_hpp *hpp,
201 		     struct hist_entry *he);
202 	int (*entry)(struct perf_hpp_fmt *fmt, struct perf_hpp *hpp,
203 		     struct hist_entry *he);
204 	int64_t (*cmp)(struct perf_hpp_fmt *fmt,
205 		       struct hist_entry *a, struct hist_entry *b);
206 	int64_t (*collapse)(struct perf_hpp_fmt *fmt,
207 			    struct hist_entry *a, struct hist_entry *b);
208 	int64_t (*sort)(struct perf_hpp_fmt *fmt,
209 			struct hist_entry *a, struct hist_entry *b);
210 
211 	struct list_head list;
212 	struct list_head sort_list;
213 	bool elide;
214 	int len;
215 	int user_len;
216 };
217 
218 extern struct list_head perf_hpp__list;
219 extern struct list_head perf_hpp__sort_list;
220 
221 #define perf_hpp__for_each_format(format) \
222 	list_for_each_entry(format, &perf_hpp__list, list)
223 
224 #define perf_hpp__for_each_format_safe(format, tmp)	\
225 	list_for_each_entry_safe(format, tmp, &perf_hpp__list, list)
226 
227 #define perf_hpp__for_each_sort_list(format) \
228 	list_for_each_entry(format, &perf_hpp__sort_list, sort_list)
229 
230 #define perf_hpp__for_each_sort_list_safe(format, tmp)	\
231 	list_for_each_entry_safe(format, tmp, &perf_hpp__sort_list, sort_list)
232 
233 extern struct perf_hpp_fmt perf_hpp__format[];
234 
235 enum {
236 	/* Matches perf_hpp__format array. */
237 	PERF_HPP__OVERHEAD,
238 	PERF_HPP__OVERHEAD_SYS,
239 	PERF_HPP__OVERHEAD_US,
240 	PERF_HPP__OVERHEAD_GUEST_SYS,
241 	PERF_HPP__OVERHEAD_GUEST_US,
242 	PERF_HPP__OVERHEAD_ACC,
243 	PERF_HPP__SAMPLES,
244 	PERF_HPP__PERIOD,
245 
246 	PERF_HPP__MAX_INDEX
247 };
248 
249 void perf_hpp__init(void);
250 void perf_hpp__column_register(struct perf_hpp_fmt *format);
251 void perf_hpp__column_unregister(struct perf_hpp_fmt *format);
252 void perf_hpp__column_enable(unsigned col);
253 void perf_hpp__column_disable(unsigned col);
254 void perf_hpp__cancel_cumulate(void);
255 
256 void perf_hpp__register_sort_field(struct perf_hpp_fmt *format);
257 void perf_hpp__setup_output_field(void);
258 void perf_hpp__reset_output_field(void);
259 void perf_hpp__append_sort_keys(void);
260 
261 bool perf_hpp__is_sort_entry(struct perf_hpp_fmt *format);
262 bool perf_hpp__same_sort_entry(struct perf_hpp_fmt *a, struct perf_hpp_fmt *b);
263 
perf_hpp__should_skip(struct perf_hpp_fmt * format)264 static inline bool perf_hpp__should_skip(struct perf_hpp_fmt *format)
265 {
266 	return format->elide;
267 }
268 
269 void perf_hpp__reset_width(struct perf_hpp_fmt *fmt, struct hists *hists);
270 void perf_hpp__reset_sort_width(struct perf_hpp_fmt *fmt, struct hists *hists);
271 void perf_hpp__set_user_width(const char *width_list_str);
272 
273 typedef u64 (*hpp_field_fn)(struct hist_entry *he);
274 typedef int (*hpp_callback_fn)(struct perf_hpp *hpp, bool front);
275 typedef int (*hpp_snprint_fn)(struct perf_hpp *hpp, const char *fmt, ...);
276 
277 int hpp__fmt(struct perf_hpp_fmt *fmt, struct perf_hpp *hpp,
278 	     struct hist_entry *he, hpp_field_fn get_field,
279 	     const char *fmtstr, hpp_snprint_fn print_fn, bool fmt_percent);
280 int hpp__fmt_acc(struct perf_hpp_fmt *fmt, struct perf_hpp *hpp,
281 		 struct hist_entry *he, hpp_field_fn get_field,
282 		 const char *fmtstr, hpp_snprint_fn print_fn, bool fmt_percent);
283 
advance_hpp(struct perf_hpp * hpp,int inc)284 static inline void advance_hpp(struct perf_hpp *hpp, int inc)
285 {
286 	hpp->buf  += inc;
287 	hpp->size -= inc;
288 }
289 
perf_hpp__use_color(void)290 static inline size_t perf_hpp__use_color(void)
291 {
292 	return !symbol_conf.field_sep;
293 }
294 
perf_hpp__color_overhead(void)295 static inline size_t perf_hpp__color_overhead(void)
296 {
297 	return perf_hpp__use_color() ?
298 	       (COLOR_MAXLEN + sizeof(PERF_COLOR_RESET)) * PERF_HPP__MAX_INDEX
299 	       : 0;
300 }
301 
302 struct perf_evlist;
303 
304 struct hist_browser_timer {
305 	void (*timer)(void *arg);
306 	void *arg;
307 	int refresh;
308 };
309 
310 #ifdef HAVE_SLANG_SUPPORT
311 #include "../ui/keysyms.h"
312 int map_symbol__tui_annotate(struct map_symbol *ms, struct perf_evsel *evsel,
313 			     struct hist_browser_timer *hbt);
314 
315 int hist_entry__tui_annotate(struct hist_entry *he, struct perf_evsel *evsel,
316 			     struct hist_browser_timer *hbt);
317 
318 int perf_evlist__tui_browse_hists(struct perf_evlist *evlist, const char *help,
319 				  struct hist_browser_timer *hbt,
320 				  float min_pcnt,
321 				  struct perf_env *env);
322 int script_browse(const char *script_opt);
323 #else
324 static inline
perf_evlist__tui_browse_hists(struct perf_evlist * evlist __maybe_unused,const char * help __maybe_unused,struct hist_browser_timer * hbt __maybe_unused,float min_pcnt __maybe_unused,struct perf_env * env __maybe_unused)325 int perf_evlist__tui_browse_hists(struct perf_evlist *evlist __maybe_unused,
326 				  const char *help __maybe_unused,
327 				  struct hist_browser_timer *hbt __maybe_unused,
328 				  float min_pcnt __maybe_unused,
329 				  struct perf_env *env __maybe_unused)
330 {
331 	return 0;
332 }
map_symbol__tui_annotate(struct map_symbol * ms __maybe_unused,struct perf_evsel * evsel __maybe_unused,struct hist_browser_timer * hbt __maybe_unused)333 static inline int map_symbol__tui_annotate(struct map_symbol *ms __maybe_unused,
334 					   struct perf_evsel *evsel __maybe_unused,
335 					   struct hist_browser_timer *hbt __maybe_unused)
336 {
337 	return 0;
338 }
339 
hist_entry__tui_annotate(struct hist_entry * he __maybe_unused,struct perf_evsel * evsel __maybe_unused,struct hist_browser_timer * hbt __maybe_unused)340 static inline int hist_entry__tui_annotate(struct hist_entry *he __maybe_unused,
341 					   struct perf_evsel *evsel __maybe_unused,
342 					   struct hist_browser_timer *hbt __maybe_unused)
343 {
344 	return 0;
345 }
346 
script_browse(const char * script_opt __maybe_unused)347 static inline int script_browse(const char *script_opt __maybe_unused)
348 {
349 	return 0;
350 }
351 
352 #define K_LEFT  -1000
353 #define K_RIGHT -2000
354 #define K_SWITCH_INPUT_DATA -3000
355 #endif
356 
357 unsigned int hists__sort_list_width(struct hists *hists);
358 
359 void hist__account_cycles(struct branch_stack *bs, struct addr_location *al,
360 			  struct perf_sample *sample, bool nonany_branch_mode);
361 
362 struct option;
363 int parse_filter_percentage(const struct option *opt __maybe_unused,
364 			    const char *arg, int unset __maybe_unused);
365 int perf_hist_config(const char *var, const char *value);
366 
367 #endif	/* __PERF_HIST_H */
368