aboutsummaryrefslogtreecommitdiff
path: root/tools/perf/util/hist.h
blob: a48a2078d288f01b9edf10814571509803b674d1 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
#ifndef __PERF_HIST_H
#define __PERF_HIST_H

#include <linux/types.h>
#include <pthread.h>
#include "callchain.h"
#include "evsel.h"
#include "header.h"
#include "color.h"
#include "ui/progress.h"

struct hist_entry;
struct addr_location;
struct symbol;

enum hist_filter {
	HIST_FILTER__DSO,
	HIST_FILTER__THREAD,
	HIST_FILTER__PARENT,
	HIST_FILTER__SYMBOL,
	HIST_FILTER__GUEST,
	HIST_FILTER__HOST,
	HIST_FILTER__SOCKET,
};

enum hist_column {
	HISTC_SYMBOL,
	HISTC_DSO,
	HISTC_THREAD,
	HISTC_COMM,
	HISTC_PARENT,
	HISTC_CPU,
	HISTC_SOCKET,
	HISTC_SRCLINE,
	HISTC_SRCFILE,
	HISTC_MISPREDICT,
	HISTC_IN_TX,
	HISTC_ABORT,
	HISTC_SYMBOL_FROM,
	HISTC_SYMBOL_TO,
	HISTC_DSO_FROM,
	HISTC_DSO_TO,
	HISTC_LOCAL_WEIGHT,
	HISTC_GLOBAL_WEIGHT,
	HISTC_MEM_DADDR_SYMBOL,
	HISTC_MEM_DADDR_DSO,
	HISTC_MEM_LOCKED,
	HISTC_MEM_TLB,
	HISTC_MEM_LVL,
	HISTC_MEM_SNOOP,
	HISTC_MEM_DCACHELINE,
	HISTC_MEM_IADDR_SYMBOL,
	HISTC_TRANSACTION,
	HISTC_CYCLES,
	HISTC_NR_COLS, /* Last entry */
};

struct thread;
struct dso;

struct hists {
	struct rb_root		entries_in_array[2];
	struct rb_root		*entries_in;
	struct rb_root		entries;
	struct rb_root		entries_collapsed;
	u64			nr_entries;
	u64			nr_non_filtered_entries;
	struct thread		*thread_filter;
	const struct dso	*dso_filter;
	const char		*uid_filter_str;
	const char		*symbol_filter_str;
	pthread_mutex_t		lock;
	struct events_stats	stats;
	u64			event_stream;
	u16			col_len[HISTC_NR_COLS];
	int			socket_filter;
};

struct hist_entry_iter;

struct hist_iter_ops {
	int (*prepare_entry)(struct hist_entry_iter *, struct addr_location *);
	int (*add_single_entry)(struct hist_entry_iter *, struct addr_location *);
	int (*next_entry)(struct hist_entry_iter *, struct addr_location *);
	int (*add_next_entry)(struct hist_entry_iter *, struct addr_location *);
	int (*finish_entry)(struct hist_entry_iter *, struct addr_location *);
};

struct hist_entry_iter {
	int total;
	int curr;

	bool hide_unresolved;
	int max_stack;

	struct perf_evsel *evsel;
	struct perf_sample *sample;
	struct hist_entry *he;
	struct symbol *parent;
	void *priv;

	const struct hist_iter_ops *ops;
	/* user-defined callback function (optional) */
	int (*add_entry_cb)(struct hist_entry_iter *iter,
			    struct addr_location *al, bool single, void *arg);
};

extern const struct hist_iter_ops hist_iter_normal;
extern const struct hist_iter_ops hist_iter_branch;
extern const struct hist_iter_ops hist_iter_mem;
extern const struct hist_iter_ops hist_iter_cumulative;

struct hist_entry *__hists__add_entry(struct hists *hists,
				      struct addr_location *al,
				      struct symbol *parent,
				      struct branch_info *bi,
				      struct mem_info *mi, u64 period,
				      u64 weight, u64 transaction,
				      bool sample_self);
int hist_entry_iter__add(struct hist_entry_iter *iter, struct addr_location *al,
			 int max_stack_depth, void *arg);

int64_t hist_entry__cmp(struct hist_entry *left, struct hist_entry *right);
int64_t hist_entry__collapse(struct hist_entry *left, struct hist_entry *right);
int hist_entry__transaction_len(void);
int hist_entry__sort_snprintf(struct hist_entry *he, char *bf, size_t size,
			      struct hists *hists);
void hist_entry__delete(struct hist_entry *he);

void hists__output_resort(struct hists *hists, struct ui_progress *prog);
void hists__collapse_resort(struct hists *hists, struct ui_progress *prog);

void hists__decay_entries(struct hists *hists, bool zap_user, bool zap_kernel);
void hists__delete_entries(struct hists *hists);
void hists__output_recalc_col_len(struct hists *hists, int max_rows);

u64 hists__total_period(struct hists *hists);
void hists__reset_stats(struct hists *hists);
void hists__inc_stats(struct hists *hists, struct hist_entry *h);
void hists__inc_nr_events(struct hists *hists, u32 type);
void hists__inc_nr_samples(struct hists *hists, bool filtered);
void events_stats__inc(struct events_stats *stats, u32 type);
size_t events_stats__fprintf(struct events_stats *stats, FILE *fp);

size_t hists__fprintf(struct hists *hists, bool show_header, int max_rows,
		      int max_cols, float min_pcnt, FILE *fp);
size_t perf_evlist__fprintf_nr_events(struct perf_evlist *evlist, FILE *fp);

void hists__filter_by_dso(struct hists *hists);
void hists__filter_by_thread(struct hists *hists);
void hists__filter_by_symbol(struct hists *hists);
void hists__filter_by_socket(struct hists *hists);

static inline bool hists__has_filter(struct hists *hists)
{
	return hists->thread_filter || hists->dso_filter ||
		hists->symbol_filter_str || (hists->socket_filter > -1);
}

u16 hists__col_len(struct hists *hists, enum hist_column col);
void hists__set_col_len(struct hists *hists, enum hist_column col, u16 len);
bool hists__new_col_len(struct hists *hists, enum hist_column col, u16 len);
void hists__reset_col_len(struct hists *hists);
void hists__calc_col_len(struct hists *hists, struct hist_entry *he);

void hists__match(struct hists *leader, struct hists *other);
int hists__link(struct hists *leader, struct hists *other);

struct hists_evsel {
	struct perf_evsel evsel;
	struct hists	  hists;
};

static inline struct perf_evsel *hists_to_evsel(struct hists *hists)
{
	struct hists_evsel *hevsel = container_of(hists, struct hists_evsel, hists);
	return &hevsel->evsel;
}

static inline struct hists *evsel__hists(struct perf_evsel *evsel)
{
	struct hists_evsel *hevsel = (struct hists_evsel *)evsel;
	return &hevsel->hists;
}

int hists__init(void);

struct perf_hpp {
	char *buf;
	size_t size;
	const char *sep;
	void *ptr;
};

struct perf_hpp_fmt {
	const char *name;
	int (*header)(struct perf_hpp_fmt *fmt, struct perf_hpp *hpp,
		      struct perf_evsel *evsel);
	int (*width)(struct perf_hpp_fmt *fmt, struct perf_hpp *hpp,
		     struct perf_evsel *evsel);
	int (*color)(struct perf_hpp_fmt *fmt, struct perf_hpp *hpp,
		     struct hist_entry *he);
	int (*entry)(struct perf_hpp_fmt *fmt, struct perf_hpp *hpp,
		     struct hist_entry *he);
	int64_t (*cmp)(struct perf_hpp_fmt *fmt,
		       struct hist_entry *a, struct hist_entry *b);
	int64_t (*collapse)(struct perf_hpp_fmt *fmt,
			    struct hist_entry *a, struct hist_entry *b);
	int64_t (*sort)(struct perf_hpp_fmt *fmt,
			struct hist_entry *a, struct hist_entry *b);

	struct list_head list;
	struct list_head sort_list;
	bool elide;
	int len;
	int user_len;
};

extern struct list_head perf_hpp__list;
extern struct list_head perf_hpp__sort_list;

#define perf_hpp__for_each_format(format) \
	list_for_each_entry(format, &perf_hpp__list, list)

#define perf_hpp__for_each_format_safe(format, tmp)	\
	list_for_each_entry_safe(format, tmp, &perf_hpp__list, list)

#define perf_hpp__for_each_sort_list(format) \
	list_for_each_entry(format, &perf_hpp__sort_list, sort_list)

#define perf_hpp__for_each_sort_list_safe(format, tmp)	\
	list_for_each_entry_safe(format, tmp, &perf_hpp__sort_list, sort_list)

extern struct perf_hpp_fmt perf_hpp__format[];

enum {
	/* Matches perf_hpp__format array. */
	PERF_HPP__OVERHEAD,
	PERF_HPP__OVERHEAD_SYS,
	PERF_HPP__OVERHEAD_US,
	PERF_HPP__OVERHEAD_GUEST_SYS,
	PERF_HPP__OVERHEAD_GUEST_US,
	PERF_HPP__OVERHEAD_ACC,
	PERF_HPP__SAMPLES,
	PERF_HPP__PERIOD,

	PERF_HPP__MAX_INDEX
};

void perf_hpp__init(void);
void perf_hpp__column_register(struct perf_hpp_fmt *format);
void perf_hpp__column_unregister(struct perf_hpp_fmt *format);
void perf_hpp__column_enable(unsigned col);
void perf_hpp__column_disable(unsigned col);
void perf_hpp__cancel_cumulate(void);

void perf_hpp__register_sort_field(struct perf_hpp_fmt *format);
void perf_hpp__setup_output_field(void);
void perf_hpp__reset_output_field(void);
void perf_hpp__append_sort_keys(void);

bool perf_hpp__is_sort_entry(struct perf_hpp_fmt *format);
bool perf_hpp__same_sort_entry(struct perf_hpp_fmt *a, struct perf_hpp_fmt *b);

static inline bool perf_hpp__should_skip(struct perf_hpp_fmt *format)
{
	return format->elide;
}

void perf_hpp__reset_width(struct perf_hpp_fmt *fmt, struct hists *hists);
void perf_hpp__reset_sort_width(struct perf_hpp_fmt *fmt, struct hists *hists);
void perf_hpp__set_user_width(const char *width_list_str);

typedef u64 (*hpp_field_fn)(struct hist_entry *he);
typedef int (*hpp_callback_fn)(struct perf_hpp *hpp, bool front);
typedef int (*hpp_snprint_fn)(struct perf_hpp *hpp, const char *fmt, ...);

int hpp__fmt(struct perf_hpp_fmt *fmt, struct perf_hpp *hpp,
	     struct hist_entry *he, hpp_field_fn get_field,
	     const char *fmtstr, hpp_snprint_fn print_fn, bool fmt_percent);
int hpp__fmt_acc(struct perf_hpp_fmt *fmt, struct perf_hpp *hpp,
		 struct hist_entry *he, hpp_field_fn get_field,
		 const char *fmtstr, hpp_snprint_fn print_fn, bool fmt_percent);

static inline void advance_hpp(struct perf_hpp *hpp, int inc)
{
	hpp->buf  += inc;
	hpp->size -= inc;
}

static inline size_t perf_hpp__use_color(void)
{
	return !symbol_conf.field_sep;
}

static inline size_t perf_hpp__color_overhead(void)
{
	return perf_hpp__use_color() ?
	       (COLOR_MAXLEN + sizeof(PERF_COLOR_RESET)) * PERF_HPP__MAX_INDEX
	       : 0;
}

struct perf_evlist;

struct hist_browser_timer {
	void (*timer)(void *arg);
	void *arg;
	int refresh;
};

#ifdef HAVE_SLANG_SUPPORT
#include "../ui/keysyms.h"
int map_symbol__tui_annotate(struct map_symbol *ms, struct perf_evsel *evsel,
			     struct hist_browser_timer *hbt);

int hist_entry__tui_annotate(struct hist_entry *he, struct perf_evsel *evsel,
			     struct hist_browser_timer *hbt);

int perf_evlist__tui_browse_hists(struct perf_evlist *evlist, const char *help,
				  struct hist_browser_timer *hbt,
				  float min_pcnt,
				  struct perf_env *env);
int script_browse(const char *script_opt);
#else
static inline
int 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)
{
	return 0;
}
static inline int map_symbol__tui_annotate(struct map_symbol *ms __maybe_unused,
					   struct perf_evsel *evsel __maybe_unused,
					   struct hist_browser_timer *hbt __maybe_unused)
{
	return 0;
}

static inline int hist_entry__tui_annotate(struct hist_entry *he __maybe_unused,
					   struct perf_evsel *evsel __maybe_unused,
					   struct hist_browser_timer *hbt __maybe_unused)
{
	return 0;
}

static inline int script_browse(const char *script_opt __maybe_unused)
{
	return 0;
}

#define K_LEFT  -1000
#define K_RIGHT -2000
#define K_SWITCH_INPUT_DATA -3000
#endif

unsigned int hists__sort_list_width(struct hists *hists);

void hist__account_cycles(struct branch_stack *bs, struct addr_location *al,
			  struct perf_sample *sample, bool nonany_branch_mode);

struct option;
int parse_filter_percentage(const struct option *opt __maybe_unused,
			    const char *arg, int unset __maybe_unused);
int perf_hist_config(const char *var, const char *value);

#endif	/* __PERF_HIST_H */