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1// SPDX-License-Identifier: GPL-2.0
2#include <inttypes.h>
3#include <math.h>
4#include <stdlib.h>
5#include <string.h>
6#include <linux/compiler.h>
7
8#include "../util/callchain.h"
9#include "../util/debug.h"
10#include "../util/hist.h"
11#include "../util/sort.h"
12#include "../util/evsel.h"
13#include "../util/evlist.h"
14#include "../perf.h"
15
16/* hist period print (hpp) functions */
17
18#define hpp__call_print_fn(hpp, fn, fmt, ...) \
19({ \
20 int __ret = fn(hpp, fmt, ##__VA_ARGS__); \
21 advance_hpp(hpp, __ret); \
22 __ret; \
23})
24
25static int __hpp__fmt(struct perf_hpp *hpp, struct hist_entry *he,
26 hpp_field_fn get_field, const char *fmt, int len,
27 hpp_snprint_fn print_fn, bool fmt_percent)
28{
29 int ret;
30 struct hists *hists = he->hists;
31 struct evsel *evsel = hists_to_evsel(hists);
32 char *buf = hpp->buf;
33 size_t size = hpp->size;
34
35 if (fmt_percent) {
36 double percent = 0.0;
37 u64 total = hists__total_period(hists);
38
39 if (total)
40 percent = 100.0 * get_field(he) / total;
41
42 ret = hpp__call_print_fn(hpp, print_fn, fmt, len, percent);
43 } else
44 ret = hpp__call_print_fn(hpp, print_fn, fmt, len, get_field(he));
45
46 if (perf_evsel__is_group_event(evsel)) {
47 int prev_idx, idx_delta;
48 struct hist_entry *pair;
49 int nr_members = evsel->core.nr_members;
50
51 prev_idx = perf_evsel__group_idx(evsel);
52
53 list_for_each_entry(pair, &he->pairs.head, pairs.node) {
54 u64 period = get_field(pair);
55 u64 total = hists__total_period(pair->hists);
56
57 if (!total)
58 continue;
59
60 evsel = hists_to_evsel(pair->hists);
61 idx_delta = perf_evsel__group_idx(evsel) - prev_idx - 1;
62
63 while (idx_delta--) {
64 /*
65 * zero-fill group members in the middle which
66 * have no sample
67 */
68 if (fmt_percent) {
69 ret += hpp__call_print_fn(hpp, print_fn,
70 fmt, len, 0.0);
71 } else {
72 ret += hpp__call_print_fn(hpp, print_fn,
73 fmt, len, 0ULL);
74 }
75 }
76
77 if (fmt_percent) {
78 ret += hpp__call_print_fn(hpp, print_fn, fmt, len,
79 100.0 * period / total);
80 } else {
81 ret += hpp__call_print_fn(hpp, print_fn, fmt,
82 len, period);
83 }
84
85 prev_idx = perf_evsel__group_idx(evsel);
86 }
87
88 idx_delta = nr_members - prev_idx - 1;
89
90 while (idx_delta--) {
91 /*
92 * zero-fill group members at last which have no sample
93 */
94 if (fmt_percent) {
95 ret += hpp__call_print_fn(hpp, print_fn,
96 fmt, len, 0.0);
97 } else {
98 ret += hpp__call_print_fn(hpp, print_fn,
99 fmt, len, 0ULL);
100 }
101 }
102 }
103
104 /*
105 * Restore original buf and size as it's where caller expects
106 * the result will be saved.
107 */
108 hpp->buf = buf;
109 hpp->size = size;
110
111 return ret;
112}
113
114int hpp__fmt(struct perf_hpp_fmt *fmt, struct perf_hpp *hpp,
115 struct hist_entry *he, hpp_field_fn get_field,
116 const char *fmtstr, hpp_snprint_fn print_fn, bool fmt_percent)
117{
118 int len = fmt->user_len ?: fmt->len;
119
120 if (symbol_conf.field_sep) {
121 return __hpp__fmt(hpp, he, get_field, fmtstr, 1,
122 print_fn, fmt_percent);
123 }
124
125 if (fmt_percent)
126 len -= 2; /* 2 for a space and a % sign */
127 else
128 len -= 1;
129
130 return __hpp__fmt(hpp, he, get_field, fmtstr, len, print_fn, fmt_percent);
131}
132
133int hpp__fmt_acc(struct perf_hpp_fmt *fmt, struct perf_hpp *hpp,
134 struct hist_entry *he, hpp_field_fn get_field,
135 const char *fmtstr, hpp_snprint_fn print_fn, bool fmt_percent)
136{
137 if (!symbol_conf.cumulate_callchain) {
138 int len = fmt->user_len ?: fmt->len;
139 return snprintf(hpp->buf, hpp->size, " %*s", len - 1, "N/A");
140 }
141
142 return hpp__fmt(fmt, hpp, he, get_field, fmtstr, print_fn, fmt_percent);
143}
144
145static int field_cmp(u64 field_a, u64 field_b)
146{
147 if (field_a > field_b)
148 return 1;
149 if (field_a < field_b)
150 return -1;
151 return 0;
152}
153
154static int __hpp__sort(struct hist_entry *a, struct hist_entry *b,
155 hpp_field_fn get_field)
156{
157 s64 ret;
158 int i, nr_members;
159 struct evsel *evsel;
160 struct hist_entry *pair;
161 u64 *fields_a, *fields_b;
162
163 ret = field_cmp(get_field(a), get_field(b));
164 if (ret || !symbol_conf.event_group)
165 return ret;
166
167 evsel = hists_to_evsel(a->hists);
168 if (!perf_evsel__is_group_event(evsel))
169 return ret;
170
171 nr_members = evsel->core.nr_members;
172 fields_a = calloc(nr_members, sizeof(*fields_a));
173 fields_b = calloc(nr_members, sizeof(*fields_b));
174
175 if (!fields_a || !fields_b)
176 goto out;
177
178 list_for_each_entry(pair, &a->pairs.head, pairs.node) {
179 evsel = hists_to_evsel(pair->hists);
180 fields_a[perf_evsel__group_idx(evsel)] = get_field(pair);
181 }
182
183 list_for_each_entry(pair, &b->pairs.head, pairs.node) {
184 evsel = hists_to_evsel(pair->hists);
185 fields_b[perf_evsel__group_idx(evsel)] = get_field(pair);
186 }
187
188 for (i = 1; i < nr_members; i++) {
189 ret = field_cmp(fields_a[i], fields_b[i]);
190 if (ret)
191 break;
192 }
193
194out:
195 free(fields_a);
196 free(fields_b);
197
198 return ret;
199}
200
201static int __hpp__sort_acc(struct hist_entry *a, struct hist_entry *b,
202 hpp_field_fn get_field)
203{
204 s64 ret = 0;
205
206 if (symbol_conf.cumulate_callchain) {
207 /*
208 * Put caller above callee when they have equal period.
209 */
210 ret = field_cmp(get_field(a), get_field(b));
211 if (ret)
212 return ret;
213
214 if (a->thread != b->thread || !hist_entry__has_callchains(a) || !symbol_conf.use_callchain)
215 return 0;
216
217 ret = b->callchain->max_depth - a->callchain->max_depth;
218 if (callchain_param.order == ORDER_CALLER)
219 ret = -ret;
220 }
221 return ret;
222}
223
224static int hpp__width_fn(struct perf_hpp_fmt *fmt,
225 struct perf_hpp *hpp __maybe_unused,
226 struct hists *hists)
227{
228 int len = fmt->user_len ?: fmt->len;
229 struct evsel *evsel = hists_to_evsel(hists);
230
231 if (symbol_conf.event_group)
232 len = max(len, evsel->core.nr_members * fmt->len);
233
234 if (len < (int)strlen(fmt->name))
235 len = strlen(fmt->name);
236
237 return len;
238}
239
240static int hpp__header_fn(struct perf_hpp_fmt *fmt, struct perf_hpp *hpp,
241 struct hists *hists, int line __maybe_unused,
242 int *span __maybe_unused)
243{
244 int len = hpp__width_fn(fmt, hpp, hists);
245 return scnprintf(hpp->buf, hpp->size, "%*s", len, fmt->name);
246}
247
248int hpp_color_scnprintf(struct perf_hpp *hpp, const char *fmt, ...)
249{
250 va_list args;
251 ssize_t ssize = hpp->size;
252 double percent;
253 int ret, len;
254
255 va_start(args, fmt);
256 len = va_arg(args, int);
257 percent = va_arg(args, double);
258 ret = percent_color_len_snprintf(hpp->buf, hpp->size, fmt, len, percent);
259 va_end(args);
260
261 return (ret >= ssize) ? (ssize - 1) : ret;
262}
263
264static int hpp_entry_scnprintf(struct perf_hpp *hpp, const char *fmt, ...)
265{
266 va_list args;
267 ssize_t ssize = hpp->size;
268 int ret;
269
270 va_start(args, fmt);
271 ret = vsnprintf(hpp->buf, hpp->size, fmt, args);
272 va_end(args);
273
274 return (ret >= ssize) ? (ssize - 1) : ret;
275}
276
277#define __HPP_COLOR_PERCENT_FN(_type, _field) \
278static u64 he_get_##_field(struct hist_entry *he) \
279{ \
280 return he->stat._field; \
281} \
282 \
283static int hpp__color_##_type(struct perf_hpp_fmt *fmt, \
284 struct perf_hpp *hpp, struct hist_entry *he) \
285{ \
286 return hpp__fmt(fmt, hpp, he, he_get_##_field, " %*.2f%%", \
287 hpp_color_scnprintf, true); \
288}
289
290#define __HPP_ENTRY_PERCENT_FN(_type, _field) \
291static int hpp__entry_##_type(struct perf_hpp_fmt *fmt, \
292 struct perf_hpp *hpp, struct hist_entry *he) \
293{ \
294 return hpp__fmt(fmt, hpp, he, he_get_##_field, " %*.2f%%", \
295 hpp_entry_scnprintf, true); \
296}
297
298#define __HPP_SORT_FN(_type, _field) \
299static int64_t hpp__sort_##_type(struct perf_hpp_fmt *fmt __maybe_unused, \
300 struct hist_entry *a, struct hist_entry *b) \
301{ \
302 return __hpp__sort(a, b, he_get_##_field); \
303}
304
305#define __HPP_COLOR_ACC_PERCENT_FN(_type, _field) \
306static u64 he_get_acc_##_field(struct hist_entry *he) \
307{ \
308 return he->stat_acc->_field; \
309} \
310 \
311static int hpp__color_##_type(struct perf_hpp_fmt *fmt, \
312 struct perf_hpp *hpp, struct hist_entry *he) \
313{ \
314 return hpp__fmt_acc(fmt, hpp, he, he_get_acc_##_field, " %*.2f%%", \
315 hpp_color_scnprintf, true); \
316}
317
318#define __HPP_ENTRY_ACC_PERCENT_FN(_type, _field) \
319static int hpp__entry_##_type(struct perf_hpp_fmt *fmt, \
320 struct perf_hpp *hpp, struct hist_entry *he) \
321{ \
322 return hpp__fmt_acc(fmt, hpp, he, he_get_acc_##_field, " %*.2f%%", \
323 hpp_entry_scnprintf, true); \
324}
325
326#define __HPP_SORT_ACC_FN(_type, _field) \
327static int64_t hpp__sort_##_type(struct perf_hpp_fmt *fmt __maybe_unused, \
328 struct hist_entry *a, struct hist_entry *b) \
329{ \
330 return __hpp__sort_acc(a, b, he_get_acc_##_field); \
331}
332
333#define __HPP_ENTRY_RAW_FN(_type, _field) \
334static u64 he_get_raw_##_field(struct hist_entry *he) \
335{ \
336 return he->stat._field; \
337} \
338 \
339static int hpp__entry_##_type(struct perf_hpp_fmt *fmt, \
340 struct perf_hpp *hpp, struct hist_entry *he) \
341{ \
342 return hpp__fmt(fmt, hpp, he, he_get_raw_##_field, " %*"PRIu64, \
343 hpp_entry_scnprintf, false); \
344}
345
346#define __HPP_SORT_RAW_FN(_type, _field) \
347static int64_t hpp__sort_##_type(struct perf_hpp_fmt *fmt __maybe_unused, \
348 struct hist_entry *a, struct hist_entry *b) \
349{ \
350 return __hpp__sort(a, b, he_get_raw_##_field); \
351}
352
353
354#define HPP_PERCENT_FNS(_type, _field) \
355__HPP_COLOR_PERCENT_FN(_type, _field) \
356__HPP_ENTRY_PERCENT_FN(_type, _field) \
357__HPP_SORT_FN(_type, _field)
358
359#define HPP_PERCENT_ACC_FNS(_type, _field) \
360__HPP_COLOR_ACC_PERCENT_FN(_type, _field) \
361__HPP_ENTRY_ACC_PERCENT_FN(_type, _field) \
362__HPP_SORT_ACC_FN(_type, _field)
363
364#define HPP_RAW_FNS(_type, _field) \
365__HPP_ENTRY_RAW_FN(_type, _field) \
366__HPP_SORT_RAW_FN(_type, _field)
367
368HPP_PERCENT_FNS(overhead, period)
369HPP_PERCENT_FNS(overhead_sys, period_sys)
370HPP_PERCENT_FNS(overhead_us, period_us)
371HPP_PERCENT_FNS(overhead_guest_sys, period_guest_sys)
372HPP_PERCENT_FNS(overhead_guest_us, period_guest_us)
373HPP_PERCENT_ACC_FNS(overhead_acc, period)
374
375HPP_RAW_FNS(samples, nr_events)
376HPP_RAW_FNS(period, period)
377
378static int64_t hpp__nop_cmp(struct perf_hpp_fmt *fmt __maybe_unused,
379 struct hist_entry *a __maybe_unused,
380 struct hist_entry *b __maybe_unused)
381{
382 return 0;
383}
384
385static bool perf_hpp__is_hpp_entry(struct perf_hpp_fmt *a)
386{
387 return a->header == hpp__header_fn;
388}
389
390static bool hpp__equal(struct perf_hpp_fmt *a, struct perf_hpp_fmt *b)
391{
392 if (!perf_hpp__is_hpp_entry(a) || !perf_hpp__is_hpp_entry(b))
393 return false;
394
395 return a->idx == b->idx;
396}
397
398#define HPP__COLOR_PRINT_FNS(_name, _fn, _idx) \
399 { \
400 .name = _name, \
401 .header = hpp__header_fn, \
402 .width = hpp__width_fn, \
403 .color = hpp__color_ ## _fn, \
404 .entry = hpp__entry_ ## _fn, \
405 .cmp = hpp__nop_cmp, \
406 .collapse = hpp__nop_cmp, \
407 .sort = hpp__sort_ ## _fn, \
408 .idx = PERF_HPP__ ## _idx, \
409 .equal = hpp__equal, \
410 }
411
412#define HPP__COLOR_ACC_PRINT_FNS(_name, _fn, _idx) \
413 { \
414 .name = _name, \
415 .header = hpp__header_fn, \
416 .width = hpp__width_fn, \
417 .color = hpp__color_ ## _fn, \
418 .entry = hpp__entry_ ## _fn, \
419 .cmp = hpp__nop_cmp, \
420 .collapse = hpp__nop_cmp, \
421 .sort = hpp__sort_ ## _fn, \
422 .idx = PERF_HPP__ ## _idx, \
423 .equal = hpp__equal, \
424 }
425
426#define HPP__PRINT_FNS(_name, _fn, _idx) \
427 { \
428 .name = _name, \
429 .header = hpp__header_fn, \
430 .width = hpp__width_fn, \
431 .entry = hpp__entry_ ## _fn, \
432 .cmp = hpp__nop_cmp, \
433 .collapse = hpp__nop_cmp, \
434 .sort = hpp__sort_ ## _fn, \
435 .idx = PERF_HPP__ ## _idx, \
436 .equal = hpp__equal, \
437 }
438
439struct perf_hpp_fmt perf_hpp__format[] = {
440 HPP__COLOR_PRINT_FNS("Overhead", overhead, OVERHEAD),
441 HPP__COLOR_PRINT_FNS("sys", overhead_sys, OVERHEAD_SYS),
442 HPP__COLOR_PRINT_FNS("usr", overhead_us, OVERHEAD_US),
443 HPP__COLOR_PRINT_FNS("guest sys", overhead_guest_sys, OVERHEAD_GUEST_SYS),
444 HPP__COLOR_PRINT_FNS("guest usr", overhead_guest_us, OVERHEAD_GUEST_US),
445 HPP__COLOR_ACC_PRINT_FNS("Children", overhead_acc, OVERHEAD_ACC),
446 HPP__PRINT_FNS("Samples", samples, SAMPLES),
447 HPP__PRINT_FNS("Period", period, PERIOD)
448};
449
450struct perf_hpp_list perf_hpp_list = {
451 .fields = LIST_HEAD_INIT(perf_hpp_list.fields),
452 .sorts = LIST_HEAD_INIT(perf_hpp_list.sorts),
453 .nr_header_lines = 1,
454};
455
456#undef HPP__COLOR_PRINT_FNS
457#undef HPP__COLOR_ACC_PRINT_FNS
458#undef HPP__PRINT_FNS
459
460#undef HPP_PERCENT_FNS
461#undef HPP_PERCENT_ACC_FNS
462#undef HPP_RAW_FNS
463
464#undef __HPP_HEADER_FN
465#undef __HPP_WIDTH_FN
466#undef __HPP_COLOR_PERCENT_FN
467#undef __HPP_ENTRY_PERCENT_FN
468#undef __HPP_COLOR_ACC_PERCENT_FN
469#undef __HPP_ENTRY_ACC_PERCENT_FN
470#undef __HPP_ENTRY_RAW_FN
471#undef __HPP_SORT_FN
472#undef __HPP_SORT_ACC_FN
473#undef __HPP_SORT_RAW_FN
474
475
476void perf_hpp__init(void)
477{
478 int i;
479
480 for (i = 0; i < PERF_HPP__MAX_INDEX; i++) {
481 struct perf_hpp_fmt *fmt = &perf_hpp__format[i];
482
483 INIT_LIST_HEAD(&fmt->list);
484
485 /* sort_list may be linked by setup_sorting() */
486 if (fmt->sort_list.next == NULL)
487 INIT_LIST_HEAD(&fmt->sort_list);
488 }
489
490 /*
491 * If user specified field order, no need to setup default fields.
492 */
493 if (is_strict_order(field_order))
494 return;
495
496 if (symbol_conf.cumulate_callchain) {
497 hpp_dimension__add_output(PERF_HPP__OVERHEAD_ACC);
498 perf_hpp__format[PERF_HPP__OVERHEAD].name = "Self";
499 }
500
501 hpp_dimension__add_output(PERF_HPP__OVERHEAD);
502
503 if (symbol_conf.show_cpu_utilization) {
504 hpp_dimension__add_output(PERF_HPP__OVERHEAD_SYS);
505 hpp_dimension__add_output(PERF_HPP__OVERHEAD_US);
506
507 if (perf_guest) {
508 hpp_dimension__add_output(PERF_HPP__OVERHEAD_GUEST_SYS);
509 hpp_dimension__add_output(PERF_HPP__OVERHEAD_GUEST_US);
510 }
511 }
512
513 if (symbol_conf.show_nr_samples)
514 hpp_dimension__add_output(PERF_HPP__SAMPLES);
515
516 if (symbol_conf.show_total_period)
517 hpp_dimension__add_output(PERF_HPP__PERIOD);
518}
519
520void perf_hpp_list__column_register(struct perf_hpp_list *list,
521 struct perf_hpp_fmt *format)
522{
523 list_add_tail(&format->list, &list->fields);
524}
525
526void perf_hpp_list__register_sort_field(struct perf_hpp_list *list,
527 struct perf_hpp_fmt *format)
528{
529 list_add_tail(&format->sort_list, &list->sorts);
530}
531
532void perf_hpp_list__prepend_sort_field(struct perf_hpp_list *list,
533 struct perf_hpp_fmt *format)
534{
535 list_add(&format->sort_list, &list->sorts);
536}
537
538void perf_hpp__column_unregister(struct perf_hpp_fmt *format)
539{
540 list_del_init(&format->list);
541}
542
543void perf_hpp__cancel_cumulate(void)
544{
545 struct perf_hpp_fmt *fmt, *acc, *ovh, *tmp;
546
547 if (is_strict_order(field_order))
548 return;
549
550 ovh = &perf_hpp__format[PERF_HPP__OVERHEAD];
551 acc = &perf_hpp__format[PERF_HPP__OVERHEAD_ACC];
552
553 perf_hpp_list__for_each_format_safe(&perf_hpp_list, fmt, tmp) {
554 if (acc->equal(acc, fmt)) {
555 perf_hpp__column_unregister(fmt);
556 continue;
557 }
558
559 if (ovh->equal(ovh, fmt))
560 fmt->name = "Overhead";
561 }
562}
563
564static bool fmt_equal(struct perf_hpp_fmt *a, struct perf_hpp_fmt *b)
565{
566 return a->equal && a->equal(a, b);
567}
568
569void perf_hpp__setup_output_field(struct perf_hpp_list *list)
570{
571 struct perf_hpp_fmt *fmt;
572
573 /* append sort keys to output field */
574 perf_hpp_list__for_each_sort_list(list, fmt) {
575 struct perf_hpp_fmt *pos;
576
577 /* skip sort-only fields ("sort_compute" in perf diff) */
578 if (!fmt->entry && !fmt->color)
579 continue;
580
581 perf_hpp_list__for_each_format(list, pos) {
582 if (fmt_equal(fmt, pos))
583 goto next;
584 }
585
586 perf_hpp__column_register(fmt);
587next:
588 continue;
589 }
590}
591
592void perf_hpp__append_sort_keys(struct perf_hpp_list *list)
593{
594 struct perf_hpp_fmt *fmt;
595
596 /* append output fields to sort keys */
597 perf_hpp_list__for_each_format(list, fmt) {
598 struct perf_hpp_fmt *pos;
599
600 perf_hpp_list__for_each_sort_list(list, pos) {
601 if (fmt_equal(fmt, pos))
602 goto next;
603 }
604
605 perf_hpp__register_sort_field(fmt);
606next:
607 continue;
608 }
609}
610
611
612static void fmt_free(struct perf_hpp_fmt *fmt)
613{
614 /*
615 * At this point fmt should be completely
616 * unhooked, if not it's a bug.
617 */
618 BUG_ON(!list_empty(&fmt->list));
619 BUG_ON(!list_empty(&fmt->sort_list));
620
621 if (fmt->free)
622 fmt->free(fmt);
623}
624
625void perf_hpp__reset_output_field(struct perf_hpp_list *list)
626{
627 struct perf_hpp_fmt *fmt, *tmp;
628
629 /* reset output fields */
630 perf_hpp_list__for_each_format_safe(list, fmt, tmp) {
631 list_del_init(&fmt->list);
632 list_del_init(&fmt->sort_list);
633 fmt_free(fmt);
634 }
635
636 /* reset sort keys */
637 perf_hpp_list__for_each_sort_list_safe(list, fmt, tmp) {
638 list_del_init(&fmt->list);
639 list_del_init(&fmt->sort_list);
640 fmt_free(fmt);
641 }
642}
643
644/*
645 * See hists__fprintf to match the column widths
646 */
647unsigned int hists__sort_list_width(struct hists *hists)
648{
649 struct perf_hpp_fmt *fmt;
650 int ret = 0;
651 bool first = true;
652 struct perf_hpp dummy_hpp;
653
654 hists__for_each_format(hists, fmt) {
655 if (perf_hpp__should_skip(fmt, hists))
656 continue;
657
658 if (first)
659 first = false;
660 else
661 ret += 2;
662
663 ret += fmt->width(fmt, &dummy_hpp, hists);
664 }
665
666 if (verbose > 0 && hists__has(hists, sym)) /* Addr + origin */
667 ret += 3 + BITS_PER_LONG / 4;
668
669 return ret;
670}
671
672unsigned int hists__overhead_width(struct hists *hists)
673{
674 struct perf_hpp_fmt *fmt;
675 int ret = 0;
676 bool first = true;
677 struct perf_hpp dummy_hpp;
678
679 hists__for_each_format(hists, fmt) {
680 if (perf_hpp__is_sort_entry(fmt) || perf_hpp__is_dynamic_entry(fmt))
681 break;
682
683 if (first)
684 first = false;
685 else
686 ret += 2;
687
688 ret += fmt->width(fmt, &dummy_hpp, hists);
689 }
690
691 return ret;
692}
693
694void perf_hpp__reset_width(struct perf_hpp_fmt *fmt, struct hists *hists)
695{
696 if (perf_hpp__is_sort_entry(fmt))
697 return perf_hpp__reset_sort_width(fmt, hists);
698
699 if (perf_hpp__is_dynamic_entry(fmt))
700 return;
701
702 BUG_ON(fmt->idx >= PERF_HPP__MAX_INDEX);
703
704 switch (fmt->idx) {
705 case PERF_HPP__OVERHEAD:
706 case PERF_HPP__OVERHEAD_SYS:
707 case PERF_HPP__OVERHEAD_US:
708 case PERF_HPP__OVERHEAD_ACC:
709 fmt->len = 8;
710 break;
711
712 case PERF_HPP__OVERHEAD_GUEST_SYS:
713 case PERF_HPP__OVERHEAD_GUEST_US:
714 fmt->len = 9;
715 break;
716
717 case PERF_HPP__SAMPLES:
718 case PERF_HPP__PERIOD:
719 fmt->len = 12;
720 break;
721
722 default:
723 break;
724 }
725}
726
727void hists__reset_column_width(struct hists *hists)
728{
729 struct perf_hpp_fmt *fmt;
730 struct perf_hpp_list_node *node;
731
732 hists__for_each_format(hists, fmt)
733 perf_hpp__reset_width(fmt, hists);
734
735 /* hierarchy entries have their own hpp list */
736 list_for_each_entry(node, &hists->hpp_formats, list) {
737 perf_hpp_list__for_each_format(&node->hpp, fmt)
738 perf_hpp__reset_width(fmt, hists);
739 }
740}
741
742void perf_hpp__set_user_width(const char *width_list_str)
743{
744 struct perf_hpp_fmt *fmt;
745 const char *ptr = width_list_str;
746
747 perf_hpp_list__for_each_format(&perf_hpp_list, fmt) {
748 char *p;
749
750 int len = strtol(ptr, &p, 10);
751 fmt->user_len = len;
752
753 if (*p == ',')
754 ptr = p + 1;
755 else
756 break;
757 }
758}
759
760static int add_hierarchy_fmt(struct hists *hists, struct perf_hpp_fmt *fmt)
761{
762 struct perf_hpp_list_node *node = NULL;
763 struct perf_hpp_fmt *fmt_copy;
764 bool found = false;
765 bool skip = perf_hpp__should_skip(fmt, hists);
766
767 list_for_each_entry(node, &hists->hpp_formats, list) {
768 if (node->level == fmt->level) {
769 found = true;
770 break;
771 }
772 }
773
774 if (!found) {
775 node = malloc(sizeof(*node));
776 if (node == NULL)
777 return -1;
778
779 node->skip = skip;
780 node->level = fmt->level;
781 perf_hpp_list__init(&node->hpp);
782
783 hists->nr_hpp_node++;
784 list_add_tail(&node->list, &hists->hpp_formats);
785 }
786
787 fmt_copy = perf_hpp_fmt__dup(fmt);
788 if (fmt_copy == NULL)
789 return -1;
790
791 if (!skip)
792 node->skip = false;
793
794 list_add_tail(&fmt_copy->list, &node->hpp.fields);
795 list_add_tail(&fmt_copy->sort_list, &node->hpp.sorts);
796
797 return 0;
798}
799
800int perf_hpp__setup_hists_formats(struct perf_hpp_list *list,
801 struct evlist *evlist)
802{
803 struct evsel *evsel;
804 struct perf_hpp_fmt *fmt;
805 struct hists *hists;
806 int ret;
807
808 if (!symbol_conf.report_hierarchy)
809 return 0;
810
811 evlist__for_each_entry(evlist, evsel) {
812 hists = evsel__hists(evsel);
813
814 perf_hpp_list__for_each_sort_list(list, fmt) {
815 if (perf_hpp__is_dynamic_entry(fmt) &&
816 !perf_hpp__defined_dynamic_entry(fmt, hists))
817 continue;
818
819 ret = add_hierarchy_fmt(hists, fmt);
820 if (ret < 0)
821 return ret;
822 }
823 }
824
825 return 0;
826}
1// SPDX-License-Identifier: GPL-2.0
2#include <inttypes.h>
3#include <math.h>
4#include <stdlib.h>
5#include <string.h>
6#include <linux/compiler.h>
7
8#include "../util/callchain.h"
9#include "../util/debug.h"
10#include "../util/hist.h"
11#include "../util/sort.h"
12#include "../util/evsel.h"
13#include "../util/evlist.h"
14#include "../perf.h"
15
16/* hist period print (hpp) functions */
17
18#define hpp__call_print_fn(hpp, fn, fmt, ...) \
19({ \
20 int __ret = fn(hpp, fmt, ##__VA_ARGS__); \
21 advance_hpp(hpp, __ret); \
22 __ret; \
23})
24
25static int __hpp__fmt(struct perf_hpp *hpp, struct hist_entry *he,
26 hpp_field_fn get_field, const char *fmt, int len,
27 hpp_snprint_fn print_fn, bool fmt_percent)
28{
29 int ret;
30 struct hists *hists = he->hists;
31 struct evsel *evsel = hists_to_evsel(hists);
32 char *buf = hpp->buf;
33 size_t size = hpp->size;
34
35 if (fmt_percent) {
36 double percent = 0.0;
37 u64 total = hists__total_period(hists);
38
39 if (total)
40 percent = 100.0 * get_field(he) / total;
41
42 ret = hpp__call_print_fn(hpp, print_fn, fmt, len, percent);
43 } else
44 ret = hpp__call_print_fn(hpp, print_fn, fmt, len, get_field(he));
45
46 if (evsel__is_group_event(evsel)) {
47 int prev_idx, idx_delta;
48 struct hist_entry *pair;
49 int nr_members = evsel->core.nr_members;
50
51 prev_idx = evsel__group_idx(evsel);
52
53 list_for_each_entry(pair, &he->pairs.head, pairs.node) {
54 u64 period = get_field(pair);
55 u64 total = hists__total_period(pair->hists);
56
57 if (!total)
58 continue;
59
60 evsel = hists_to_evsel(pair->hists);
61 idx_delta = evsel__group_idx(evsel) - prev_idx - 1;
62
63 while (idx_delta--) {
64 /*
65 * zero-fill group members in the middle which
66 * have no sample
67 */
68 if (fmt_percent) {
69 ret += hpp__call_print_fn(hpp, print_fn,
70 fmt, len, 0.0);
71 } else {
72 ret += hpp__call_print_fn(hpp, print_fn,
73 fmt, len, 0ULL);
74 }
75 }
76
77 if (fmt_percent) {
78 ret += hpp__call_print_fn(hpp, print_fn, fmt, len,
79 100.0 * period / total);
80 } else {
81 ret += hpp__call_print_fn(hpp, print_fn, fmt,
82 len, period);
83 }
84
85 prev_idx = evsel__group_idx(evsel);
86 }
87
88 idx_delta = nr_members - prev_idx - 1;
89
90 while (idx_delta--) {
91 /*
92 * zero-fill group members at last which have no sample
93 */
94 if (fmt_percent) {
95 ret += hpp__call_print_fn(hpp, print_fn,
96 fmt, len, 0.0);
97 } else {
98 ret += hpp__call_print_fn(hpp, print_fn,
99 fmt, len, 0ULL);
100 }
101 }
102 }
103
104 /*
105 * Restore original buf and size as it's where caller expects
106 * the result will be saved.
107 */
108 hpp->buf = buf;
109 hpp->size = size;
110
111 return ret;
112}
113
114int hpp__fmt(struct perf_hpp_fmt *fmt, struct perf_hpp *hpp,
115 struct hist_entry *he, hpp_field_fn get_field,
116 const char *fmtstr, hpp_snprint_fn print_fn, bool fmt_percent)
117{
118 int len = fmt->user_len ?: fmt->len;
119
120 if (symbol_conf.field_sep) {
121 return __hpp__fmt(hpp, he, get_field, fmtstr, 1,
122 print_fn, fmt_percent);
123 }
124
125 if (fmt_percent)
126 len -= 2; /* 2 for a space and a % sign */
127 else
128 len -= 1;
129
130 return __hpp__fmt(hpp, he, get_field, fmtstr, len, print_fn, fmt_percent);
131}
132
133int hpp__fmt_acc(struct perf_hpp_fmt *fmt, struct perf_hpp *hpp,
134 struct hist_entry *he, hpp_field_fn get_field,
135 const char *fmtstr, hpp_snprint_fn print_fn, bool fmt_percent)
136{
137 if (!symbol_conf.cumulate_callchain) {
138 int len = fmt->user_len ?: fmt->len;
139 return snprintf(hpp->buf, hpp->size, " %*s", len - 1, "N/A");
140 }
141
142 return hpp__fmt(fmt, hpp, he, get_field, fmtstr, print_fn, fmt_percent);
143}
144
145static int field_cmp(u64 field_a, u64 field_b)
146{
147 if (field_a > field_b)
148 return 1;
149 if (field_a < field_b)
150 return -1;
151 return 0;
152}
153
154static int hist_entry__new_pair(struct hist_entry *a, struct hist_entry *b,
155 hpp_field_fn get_field, int nr_members,
156 u64 **fields_a, u64 **fields_b)
157{
158 u64 *fa = calloc(nr_members, sizeof(*fa)),
159 *fb = calloc(nr_members, sizeof(*fb));
160 struct hist_entry *pair;
161
162 if (!fa || !fb)
163 goto out_free;
164
165 list_for_each_entry(pair, &a->pairs.head, pairs.node) {
166 struct evsel *evsel = hists_to_evsel(pair->hists);
167 fa[evsel__group_idx(evsel)] = get_field(pair);
168 }
169
170 list_for_each_entry(pair, &b->pairs.head, pairs.node) {
171 struct evsel *evsel = hists_to_evsel(pair->hists);
172 fb[evsel__group_idx(evsel)] = get_field(pair);
173 }
174
175 *fields_a = fa;
176 *fields_b = fb;
177 return 0;
178out_free:
179 free(fa);
180 free(fb);
181 *fields_a = *fields_b = NULL;
182 return -1;
183}
184
185static int __hpp__group_sort_idx(struct hist_entry *a, struct hist_entry *b,
186 hpp_field_fn get_field, int idx)
187{
188 struct evsel *evsel = hists_to_evsel(a->hists);
189 u64 *fields_a, *fields_b;
190 int cmp, nr_members, ret, i;
191
192 cmp = field_cmp(get_field(a), get_field(b));
193 if (!evsel__is_group_event(evsel))
194 return cmp;
195
196 nr_members = evsel->core.nr_members;
197 if (idx < 1 || idx >= nr_members)
198 return cmp;
199
200 ret = hist_entry__new_pair(a, b, get_field, nr_members, &fields_a, &fields_b);
201 if (ret) {
202 ret = cmp;
203 goto out;
204 }
205
206 ret = field_cmp(fields_a[idx], fields_b[idx]);
207 if (ret)
208 goto out;
209
210 for (i = 1; i < nr_members; i++) {
211 if (i != idx) {
212 ret = field_cmp(fields_a[i], fields_b[i]);
213 if (ret)
214 goto out;
215 }
216 }
217
218out:
219 free(fields_a);
220 free(fields_b);
221
222 return ret;
223}
224
225static int __hpp__sort(struct hist_entry *a, struct hist_entry *b,
226 hpp_field_fn get_field)
227{
228 s64 ret;
229 int i, nr_members;
230 struct evsel *evsel;
231 u64 *fields_a, *fields_b;
232
233 if (symbol_conf.group_sort_idx && symbol_conf.event_group) {
234 return __hpp__group_sort_idx(a, b, get_field,
235 symbol_conf.group_sort_idx);
236 }
237
238 ret = field_cmp(get_field(a), get_field(b));
239 if (ret || !symbol_conf.event_group)
240 return ret;
241
242 evsel = hists_to_evsel(a->hists);
243 if (!evsel__is_group_event(evsel))
244 return ret;
245
246 nr_members = evsel->core.nr_members;
247 i = hist_entry__new_pair(a, b, get_field, nr_members, &fields_a, &fields_b);
248 if (i)
249 goto out;
250
251 for (i = 1; i < nr_members; i++) {
252 ret = field_cmp(fields_a[i], fields_b[i]);
253 if (ret)
254 break;
255 }
256
257out:
258 free(fields_a);
259 free(fields_b);
260
261 return ret;
262}
263
264static int __hpp__sort_acc(struct hist_entry *a, struct hist_entry *b,
265 hpp_field_fn get_field)
266{
267 s64 ret = 0;
268
269 if (symbol_conf.cumulate_callchain) {
270 /*
271 * Put caller above callee when they have equal period.
272 */
273 ret = field_cmp(get_field(a), get_field(b));
274 if (ret)
275 return ret;
276
277 if (a->thread != b->thread || !hist_entry__has_callchains(a) || !symbol_conf.use_callchain)
278 return 0;
279
280 ret = b->callchain->max_depth - a->callchain->max_depth;
281 if (callchain_param.order == ORDER_CALLER)
282 ret = -ret;
283 }
284 return ret;
285}
286
287static int hpp__width_fn(struct perf_hpp_fmt *fmt,
288 struct perf_hpp *hpp __maybe_unused,
289 struct hists *hists)
290{
291 int len = fmt->user_len ?: fmt->len;
292 struct evsel *evsel = hists_to_evsel(hists);
293
294 if (symbol_conf.event_group)
295 len = max(len, evsel->core.nr_members * fmt->len);
296
297 if (len < (int)strlen(fmt->name))
298 len = strlen(fmt->name);
299
300 return len;
301}
302
303static int hpp__header_fn(struct perf_hpp_fmt *fmt, struct perf_hpp *hpp,
304 struct hists *hists, int line __maybe_unused,
305 int *span __maybe_unused)
306{
307 int len = hpp__width_fn(fmt, hpp, hists);
308 return scnprintf(hpp->buf, hpp->size, "%*s", len, fmt->name);
309}
310
311int hpp_color_scnprintf(struct perf_hpp *hpp, const char *fmt, ...)
312{
313 va_list args;
314 ssize_t ssize = hpp->size;
315 double percent;
316 int ret, len;
317
318 va_start(args, fmt);
319 len = va_arg(args, int);
320 percent = va_arg(args, double);
321 ret = percent_color_len_snprintf(hpp->buf, hpp->size, fmt, len, percent);
322 va_end(args);
323
324 return (ret >= ssize) ? (ssize - 1) : ret;
325}
326
327static int hpp_entry_scnprintf(struct perf_hpp *hpp, const char *fmt, ...)
328{
329 va_list args;
330 ssize_t ssize = hpp->size;
331 int ret;
332
333 va_start(args, fmt);
334 ret = vsnprintf(hpp->buf, hpp->size, fmt, args);
335 va_end(args);
336
337 return (ret >= ssize) ? (ssize - 1) : ret;
338}
339
340#define __HPP_COLOR_PERCENT_FN(_type, _field) \
341static u64 he_get_##_field(struct hist_entry *he) \
342{ \
343 return he->stat._field; \
344} \
345 \
346static int hpp__color_##_type(struct perf_hpp_fmt *fmt, \
347 struct perf_hpp *hpp, struct hist_entry *he) \
348{ \
349 return hpp__fmt(fmt, hpp, he, he_get_##_field, " %*.2f%%", \
350 hpp_color_scnprintf, true); \
351}
352
353#define __HPP_ENTRY_PERCENT_FN(_type, _field) \
354static int hpp__entry_##_type(struct perf_hpp_fmt *fmt, \
355 struct perf_hpp *hpp, struct hist_entry *he) \
356{ \
357 return hpp__fmt(fmt, hpp, he, he_get_##_field, " %*.2f%%", \
358 hpp_entry_scnprintf, true); \
359}
360
361#define __HPP_SORT_FN(_type, _field) \
362static int64_t hpp__sort_##_type(struct perf_hpp_fmt *fmt __maybe_unused, \
363 struct hist_entry *a, struct hist_entry *b) \
364{ \
365 return __hpp__sort(a, b, he_get_##_field); \
366}
367
368#define __HPP_COLOR_ACC_PERCENT_FN(_type, _field) \
369static u64 he_get_acc_##_field(struct hist_entry *he) \
370{ \
371 return he->stat_acc->_field; \
372} \
373 \
374static int hpp__color_##_type(struct perf_hpp_fmt *fmt, \
375 struct perf_hpp *hpp, struct hist_entry *he) \
376{ \
377 return hpp__fmt_acc(fmt, hpp, he, he_get_acc_##_field, " %*.2f%%", \
378 hpp_color_scnprintf, true); \
379}
380
381#define __HPP_ENTRY_ACC_PERCENT_FN(_type, _field) \
382static int hpp__entry_##_type(struct perf_hpp_fmt *fmt, \
383 struct perf_hpp *hpp, struct hist_entry *he) \
384{ \
385 return hpp__fmt_acc(fmt, hpp, he, he_get_acc_##_field, " %*.2f%%", \
386 hpp_entry_scnprintf, true); \
387}
388
389#define __HPP_SORT_ACC_FN(_type, _field) \
390static int64_t hpp__sort_##_type(struct perf_hpp_fmt *fmt __maybe_unused, \
391 struct hist_entry *a, struct hist_entry *b) \
392{ \
393 return __hpp__sort_acc(a, b, he_get_acc_##_field); \
394}
395
396#define __HPP_ENTRY_RAW_FN(_type, _field) \
397static u64 he_get_raw_##_field(struct hist_entry *he) \
398{ \
399 return he->stat._field; \
400} \
401 \
402static int hpp__entry_##_type(struct perf_hpp_fmt *fmt, \
403 struct perf_hpp *hpp, struct hist_entry *he) \
404{ \
405 return hpp__fmt(fmt, hpp, he, he_get_raw_##_field, " %*"PRIu64, \
406 hpp_entry_scnprintf, false); \
407}
408
409#define __HPP_SORT_RAW_FN(_type, _field) \
410static int64_t hpp__sort_##_type(struct perf_hpp_fmt *fmt __maybe_unused, \
411 struct hist_entry *a, struct hist_entry *b) \
412{ \
413 return __hpp__sort(a, b, he_get_raw_##_field); \
414}
415
416
417#define HPP_PERCENT_FNS(_type, _field) \
418__HPP_COLOR_PERCENT_FN(_type, _field) \
419__HPP_ENTRY_PERCENT_FN(_type, _field) \
420__HPP_SORT_FN(_type, _field)
421
422#define HPP_PERCENT_ACC_FNS(_type, _field) \
423__HPP_COLOR_ACC_PERCENT_FN(_type, _field) \
424__HPP_ENTRY_ACC_PERCENT_FN(_type, _field) \
425__HPP_SORT_ACC_FN(_type, _field)
426
427#define HPP_RAW_FNS(_type, _field) \
428__HPP_ENTRY_RAW_FN(_type, _field) \
429__HPP_SORT_RAW_FN(_type, _field)
430
431HPP_PERCENT_FNS(overhead, period)
432HPP_PERCENT_FNS(overhead_sys, period_sys)
433HPP_PERCENT_FNS(overhead_us, period_us)
434HPP_PERCENT_FNS(overhead_guest_sys, period_guest_sys)
435HPP_PERCENT_FNS(overhead_guest_us, period_guest_us)
436HPP_PERCENT_ACC_FNS(overhead_acc, period)
437
438HPP_RAW_FNS(samples, nr_events)
439HPP_RAW_FNS(period, period)
440
441static int64_t hpp__nop_cmp(struct perf_hpp_fmt *fmt __maybe_unused,
442 struct hist_entry *a __maybe_unused,
443 struct hist_entry *b __maybe_unused)
444{
445 return 0;
446}
447
448static bool perf_hpp__is_hpp_entry(struct perf_hpp_fmt *a)
449{
450 return a->header == hpp__header_fn;
451}
452
453static bool hpp__equal(struct perf_hpp_fmt *a, struct perf_hpp_fmt *b)
454{
455 if (!perf_hpp__is_hpp_entry(a) || !perf_hpp__is_hpp_entry(b))
456 return false;
457
458 return a->idx == b->idx;
459}
460
461#define HPP__COLOR_PRINT_FNS(_name, _fn, _idx) \
462 { \
463 .name = _name, \
464 .header = hpp__header_fn, \
465 .width = hpp__width_fn, \
466 .color = hpp__color_ ## _fn, \
467 .entry = hpp__entry_ ## _fn, \
468 .cmp = hpp__nop_cmp, \
469 .collapse = hpp__nop_cmp, \
470 .sort = hpp__sort_ ## _fn, \
471 .idx = PERF_HPP__ ## _idx, \
472 .equal = hpp__equal, \
473 }
474
475#define HPP__COLOR_ACC_PRINT_FNS(_name, _fn, _idx) \
476 { \
477 .name = _name, \
478 .header = hpp__header_fn, \
479 .width = hpp__width_fn, \
480 .color = hpp__color_ ## _fn, \
481 .entry = hpp__entry_ ## _fn, \
482 .cmp = hpp__nop_cmp, \
483 .collapse = hpp__nop_cmp, \
484 .sort = hpp__sort_ ## _fn, \
485 .idx = PERF_HPP__ ## _idx, \
486 .equal = hpp__equal, \
487 }
488
489#define HPP__PRINT_FNS(_name, _fn, _idx) \
490 { \
491 .name = _name, \
492 .header = hpp__header_fn, \
493 .width = hpp__width_fn, \
494 .entry = hpp__entry_ ## _fn, \
495 .cmp = hpp__nop_cmp, \
496 .collapse = hpp__nop_cmp, \
497 .sort = hpp__sort_ ## _fn, \
498 .idx = PERF_HPP__ ## _idx, \
499 .equal = hpp__equal, \
500 }
501
502struct perf_hpp_fmt perf_hpp__format[] = {
503 HPP__COLOR_PRINT_FNS("Overhead", overhead, OVERHEAD),
504 HPP__COLOR_PRINT_FNS("sys", overhead_sys, OVERHEAD_SYS),
505 HPP__COLOR_PRINT_FNS("usr", overhead_us, OVERHEAD_US),
506 HPP__COLOR_PRINT_FNS("guest sys", overhead_guest_sys, OVERHEAD_GUEST_SYS),
507 HPP__COLOR_PRINT_FNS("guest usr", overhead_guest_us, OVERHEAD_GUEST_US),
508 HPP__COLOR_ACC_PRINT_FNS("Children", overhead_acc, OVERHEAD_ACC),
509 HPP__PRINT_FNS("Samples", samples, SAMPLES),
510 HPP__PRINT_FNS("Period", period, PERIOD)
511};
512
513struct perf_hpp_list perf_hpp_list = {
514 .fields = LIST_HEAD_INIT(perf_hpp_list.fields),
515 .sorts = LIST_HEAD_INIT(perf_hpp_list.sorts),
516 .nr_header_lines = 1,
517};
518
519#undef HPP__COLOR_PRINT_FNS
520#undef HPP__COLOR_ACC_PRINT_FNS
521#undef HPP__PRINT_FNS
522
523#undef HPP_PERCENT_FNS
524#undef HPP_PERCENT_ACC_FNS
525#undef HPP_RAW_FNS
526
527#undef __HPP_HEADER_FN
528#undef __HPP_WIDTH_FN
529#undef __HPP_COLOR_PERCENT_FN
530#undef __HPP_ENTRY_PERCENT_FN
531#undef __HPP_COLOR_ACC_PERCENT_FN
532#undef __HPP_ENTRY_ACC_PERCENT_FN
533#undef __HPP_ENTRY_RAW_FN
534#undef __HPP_SORT_FN
535#undef __HPP_SORT_ACC_FN
536#undef __HPP_SORT_RAW_FN
537
538static void fmt_free(struct perf_hpp_fmt *fmt)
539{
540 /*
541 * At this point fmt should be completely
542 * unhooked, if not it's a bug.
543 */
544 BUG_ON(!list_empty(&fmt->list));
545 BUG_ON(!list_empty(&fmt->sort_list));
546
547 if (fmt->free)
548 fmt->free(fmt);
549}
550
551void perf_hpp__init(void)
552{
553 int i;
554
555 for (i = 0; i < PERF_HPP__MAX_INDEX; i++) {
556 struct perf_hpp_fmt *fmt = &perf_hpp__format[i];
557
558 INIT_LIST_HEAD(&fmt->list);
559
560 /* sort_list may be linked by setup_sorting() */
561 if (fmt->sort_list.next == NULL)
562 INIT_LIST_HEAD(&fmt->sort_list);
563 }
564
565 /*
566 * If user specified field order, no need to setup default fields.
567 */
568 if (is_strict_order(field_order))
569 return;
570
571 if (symbol_conf.cumulate_callchain) {
572 hpp_dimension__add_output(PERF_HPP__OVERHEAD_ACC);
573 perf_hpp__format[PERF_HPP__OVERHEAD].name = "Self";
574 }
575
576 hpp_dimension__add_output(PERF_HPP__OVERHEAD);
577
578 if (symbol_conf.show_cpu_utilization) {
579 hpp_dimension__add_output(PERF_HPP__OVERHEAD_SYS);
580 hpp_dimension__add_output(PERF_HPP__OVERHEAD_US);
581
582 if (perf_guest) {
583 hpp_dimension__add_output(PERF_HPP__OVERHEAD_GUEST_SYS);
584 hpp_dimension__add_output(PERF_HPP__OVERHEAD_GUEST_US);
585 }
586 }
587
588 if (symbol_conf.show_nr_samples)
589 hpp_dimension__add_output(PERF_HPP__SAMPLES);
590
591 if (symbol_conf.show_total_period)
592 hpp_dimension__add_output(PERF_HPP__PERIOD);
593}
594
595void perf_hpp_list__column_register(struct perf_hpp_list *list,
596 struct perf_hpp_fmt *format)
597{
598 list_add_tail(&format->list, &list->fields);
599}
600
601void perf_hpp_list__register_sort_field(struct perf_hpp_list *list,
602 struct perf_hpp_fmt *format)
603{
604 list_add_tail(&format->sort_list, &list->sorts);
605}
606
607void perf_hpp_list__prepend_sort_field(struct perf_hpp_list *list,
608 struct perf_hpp_fmt *format)
609{
610 list_add(&format->sort_list, &list->sorts);
611}
612
613static void perf_hpp__column_unregister(struct perf_hpp_fmt *format)
614{
615 list_del_init(&format->list);
616 fmt_free(format);
617}
618
619void perf_hpp__cancel_cumulate(void)
620{
621 struct perf_hpp_fmt *fmt, *acc, *ovh, *tmp;
622
623 if (is_strict_order(field_order))
624 return;
625
626 ovh = &perf_hpp__format[PERF_HPP__OVERHEAD];
627 acc = &perf_hpp__format[PERF_HPP__OVERHEAD_ACC];
628
629 perf_hpp_list__for_each_format_safe(&perf_hpp_list, fmt, tmp) {
630 if (acc->equal(acc, fmt)) {
631 perf_hpp__column_unregister(fmt);
632 continue;
633 }
634
635 if (ovh->equal(ovh, fmt))
636 fmt->name = "Overhead";
637 }
638}
639
640static bool fmt_equal(struct perf_hpp_fmt *a, struct perf_hpp_fmt *b)
641{
642 return a->equal && a->equal(a, b);
643}
644
645void perf_hpp__setup_output_field(struct perf_hpp_list *list)
646{
647 struct perf_hpp_fmt *fmt;
648
649 /* append sort keys to output field */
650 perf_hpp_list__for_each_sort_list(list, fmt) {
651 struct perf_hpp_fmt *pos;
652
653 /* skip sort-only fields ("sort_compute" in perf diff) */
654 if (!fmt->entry && !fmt->color)
655 continue;
656
657 perf_hpp_list__for_each_format(list, pos) {
658 if (fmt_equal(fmt, pos))
659 goto next;
660 }
661
662 perf_hpp__column_register(fmt);
663next:
664 continue;
665 }
666}
667
668void perf_hpp__append_sort_keys(struct perf_hpp_list *list)
669{
670 struct perf_hpp_fmt *fmt;
671
672 /* append output fields to sort keys */
673 perf_hpp_list__for_each_format(list, fmt) {
674 struct perf_hpp_fmt *pos;
675
676 perf_hpp_list__for_each_sort_list(list, pos) {
677 if (fmt_equal(fmt, pos))
678 goto next;
679 }
680
681 perf_hpp__register_sort_field(fmt);
682next:
683 continue;
684 }
685}
686
687
688void perf_hpp__reset_output_field(struct perf_hpp_list *list)
689{
690 struct perf_hpp_fmt *fmt, *tmp;
691
692 /* reset output fields */
693 perf_hpp_list__for_each_format_safe(list, fmt, tmp) {
694 list_del_init(&fmt->list);
695 list_del_init(&fmt->sort_list);
696 fmt_free(fmt);
697 }
698
699 /* reset sort keys */
700 perf_hpp_list__for_each_sort_list_safe(list, fmt, tmp) {
701 list_del_init(&fmt->list);
702 list_del_init(&fmt->sort_list);
703 fmt_free(fmt);
704 }
705}
706
707/*
708 * See hists__fprintf to match the column widths
709 */
710unsigned int hists__sort_list_width(struct hists *hists)
711{
712 struct perf_hpp_fmt *fmt;
713 int ret = 0;
714 bool first = true;
715 struct perf_hpp dummy_hpp;
716
717 hists__for_each_format(hists, fmt) {
718 if (perf_hpp__should_skip(fmt, hists))
719 continue;
720
721 if (first)
722 first = false;
723 else
724 ret += 2;
725
726 ret += fmt->width(fmt, &dummy_hpp, hists);
727 }
728
729 if (verbose > 0 && hists__has(hists, sym)) /* Addr + origin */
730 ret += 3 + BITS_PER_LONG / 4;
731
732 return ret;
733}
734
735unsigned int hists__overhead_width(struct hists *hists)
736{
737 struct perf_hpp_fmt *fmt;
738 int ret = 0;
739 bool first = true;
740 struct perf_hpp dummy_hpp;
741
742 hists__for_each_format(hists, fmt) {
743 if (perf_hpp__is_sort_entry(fmt) || perf_hpp__is_dynamic_entry(fmt))
744 break;
745
746 if (first)
747 first = false;
748 else
749 ret += 2;
750
751 ret += fmt->width(fmt, &dummy_hpp, hists);
752 }
753
754 return ret;
755}
756
757void perf_hpp__reset_width(struct perf_hpp_fmt *fmt, struct hists *hists)
758{
759 if (perf_hpp__is_sort_entry(fmt))
760 return perf_hpp__reset_sort_width(fmt, hists);
761
762 if (perf_hpp__is_dynamic_entry(fmt))
763 return;
764
765 BUG_ON(fmt->idx >= PERF_HPP__MAX_INDEX);
766
767 switch (fmt->idx) {
768 case PERF_HPP__OVERHEAD:
769 case PERF_HPP__OVERHEAD_SYS:
770 case PERF_HPP__OVERHEAD_US:
771 case PERF_HPP__OVERHEAD_ACC:
772 fmt->len = 8;
773 break;
774
775 case PERF_HPP__OVERHEAD_GUEST_SYS:
776 case PERF_HPP__OVERHEAD_GUEST_US:
777 fmt->len = 9;
778 break;
779
780 case PERF_HPP__SAMPLES:
781 case PERF_HPP__PERIOD:
782 fmt->len = 12;
783 break;
784
785 default:
786 break;
787 }
788}
789
790void hists__reset_column_width(struct hists *hists)
791{
792 struct perf_hpp_fmt *fmt;
793 struct perf_hpp_list_node *node;
794
795 hists__for_each_format(hists, fmt)
796 perf_hpp__reset_width(fmt, hists);
797
798 /* hierarchy entries have their own hpp list */
799 list_for_each_entry(node, &hists->hpp_formats, list) {
800 perf_hpp_list__for_each_format(&node->hpp, fmt)
801 perf_hpp__reset_width(fmt, hists);
802 }
803}
804
805void perf_hpp__set_user_width(const char *width_list_str)
806{
807 struct perf_hpp_fmt *fmt;
808 const char *ptr = width_list_str;
809
810 perf_hpp_list__for_each_format(&perf_hpp_list, fmt) {
811 char *p;
812
813 int len = strtol(ptr, &p, 10);
814 fmt->user_len = len;
815
816 if (*p == ',')
817 ptr = p + 1;
818 else
819 break;
820 }
821}
822
823static int add_hierarchy_fmt(struct hists *hists, struct perf_hpp_fmt *fmt)
824{
825 struct perf_hpp_list_node *node = NULL;
826 struct perf_hpp_fmt *fmt_copy;
827 bool found = false;
828 bool skip = perf_hpp__should_skip(fmt, hists);
829
830 list_for_each_entry(node, &hists->hpp_formats, list) {
831 if (node->level == fmt->level) {
832 found = true;
833 break;
834 }
835 }
836
837 if (!found) {
838 node = malloc(sizeof(*node));
839 if (node == NULL)
840 return -1;
841
842 node->skip = skip;
843 node->level = fmt->level;
844 perf_hpp_list__init(&node->hpp);
845
846 hists->nr_hpp_node++;
847 list_add_tail(&node->list, &hists->hpp_formats);
848 }
849
850 fmt_copy = perf_hpp_fmt__dup(fmt);
851 if (fmt_copy == NULL)
852 return -1;
853
854 if (!skip)
855 node->skip = false;
856
857 list_add_tail(&fmt_copy->list, &node->hpp.fields);
858 list_add_tail(&fmt_copy->sort_list, &node->hpp.sorts);
859
860 return 0;
861}
862
863int perf_hpp__setup_hists_formats(struct perf_hpp_list *list,
864 struct evlist *evlist)
865{
866 struct evsel *evsel;
867 struct perf_hpp_fmt *fmt;
868 struct hists *hists;
869 int ret;
870
871 if (!symbol_conf.report_hierarchy)
872 return 0;
873
874 evlist__for_each_entry(evlist, evsel) {
875 hists = evsel__hists(evsel);
876
877 perf_hpp_list__for_each_sort_list(list, fmt) {
878 if (perf_hpp__is_dynamic_entry(fmt) &&
879 !perf_hpp__defined_dynamic_entry(fmt, hists))
880 continue;
881
882 ret = add_hierarchy_fmt(hists, fmt);
883 if (ret < 0)
884 return ret;
885 }
886 }
887
888 return 0;
889}