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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 "../util/thread.h"
15#include "../util/util.h"
16
17/* hist period print (hpp) functions */
18
19#define hpp__call_print_fn(hpp, fn, fmt, ...) \
20({ \
21 int __ret = fn(hpp, fmt, ##__VA_ARGS__); \
22 advance_hpp(hpp, __ret); \
23 __ret; \
24})
25
26static int __hpp__fmt(struct perf_hpp *hpp, struct hist_entry *he,
27 hpp_field_fn get_field, const char *fmt, int len,
28 hpp_snprint_fn print_fn, bool fmt_percent)
29{
30 int ret;
31 struct hists *hists = he->hists;
32 struct evsel *evsel = hists_to_evsel(hists);
33 char *buf = hpp->buf;
34 size_t size = hpp->size;
35
36 if (fmt_percent) {
37 double percent = 0.0;
38 u64 total = hists__total_period(hists);
39
40 if (total)
41 percent = 100.0 * get_field(he) / total;
42
43 ret = hpp__call_print_fn(hpp, print_fn, fmt, len, percent);
44 } else
45 ret = hpp__call_print_fn(hpp, print_fn, fmt, len, get_field(he));
46
47 if (evsel__is_group_event(evsel)) {
48 int prev_idx, idx_delta;
49 struct hist_entry *pair;
50 int nr_members = evsel->core.nr_members;
51
52 prev_idx = evsel__group_idx(evsel);
53
54 list_for_each_entry(pair, &he->pairs.head, pairs.node) {
55 u64 period = get_field(pair);
56 u64 total = hists__total_period(pair->hists);
57
58 if (!total)
59 continue;
60
61 evsel = hists_to_evsel(pair->hists);
62 idx_delta = evsel__group_idx(evsel) - prev_idx - 1;
63
64 while (idx_delta--) {
65 /*
66 * zero-fill group members in the middle which
67 * have no sample
68 */
69 if (fmt_percent) {
70 ret += hpp__call_print_fn(hpp, print_fn,
71 fmt, len, 0.0);
72 } else {
73 ret += hpp__call_print_fn(hpp, print_fn,
74 fmt, len, 0ULL);
75 }
76 }
77
78 if (fmt_percent) {
79 ret += hpp__call_print_fn(hpp, print_fn, fmt, len,
80 100.0 * period / total);
81 } else {
82 ret += hpp__call_print_fn(hpp, print_fn, fmt,
83 len, period);
84 }
85
86 prev_idx = evsel__group_idx(evsel);
87 }
88
89 idx_delta = nr_members - prev_idx - 1;
90
91 while (idx_delta--) {
92 /*
93 * zero-fill group members at last which have no sample
94 */
95 if (fmt_percent) {
96 ret += hpp__call_print_fn(hpp, print_fn,
97 fmt, len, 0.0);
98 } else {
99 ret += hpp__call_print_fn(hpp, print_fn,
100 fmt, len, 0ULL);
101 }
102 }
103 }
104
105 /*
106 * Restore original buf and size as it's where caller expects
107 * the result will be saved.
108 */
109 hpp->buf = buf;
110 hpp->size = size;
111
112 return ret;
113}
114
115int hpp__fmt(struct perf_hpp_fmt *fmt, struct perf_hpp *hpp,
116 struct hist_entry *he, hpp_field_fn get_field,
117 const char *fmtstr, hpp_snprint_fn print_fn, bool fmt_percent)
118{
119 int len = fmt->user_len ?: fmt->len;
120
121 if (symbol_conf.field_sep) {
122 return __hpp__fmt(hpp, he, get_field, fmtstr, 1,
123 print_fn, fmt_percent);
124 }
125
126 if (fmt_percent)
127 len -= 2; /* 2 for a space and a % sign */
128 else
129 len -= 1;
130
131 return __hpp__fmt(hpp, he, get_field, fmtstr, len, print_fn, fmt_percent);
132}
133
134int hpp__fmt_acc(struct perf_hpp_fmt *fmt, struct perf_hpp *hpp,
135 struct hist_entry *he, hpp_field_fn get_field,
136 const char *fmtstr, hpp_snprint_fn print_fn, bool fmt_percent)
137{
138 if (!symbol_conf.cumulate_callchain) {
139 int len = fmt->user_len ?: fmt->len;
140 return snprintf(hpp->buf, hpp->size, " %*s", len - 1, "N/A");
141 }
142
143 return hpp__fmt(fmt, hpp, he, get_field, fmtstr, print_fn, fmt_percent);
144}
145
146static int field_cmp(u64 field_a, u64 field_b)
147{
148 if (field_a > field_b)
149 return 1;
150 if (field_a < field_b)
151 return -1;
152 return 0;
153}
154
155static int hist_entry__new_pair(struct hist_entry *a, struct hist_entry *b,
156 hpp_field_fn get_field, int nr_members,
157 u64 **fields_a, u64 **fields_b)
158{
159 u64 *fa = calloc(nr_members, sizeof(*fa)),
160 *fb = calloc(nr_members, sizeof(*fb));
161 struct hist_entry *pair;
162
163 if (!fa || !fb)
164 goto out_free;
165
166 list_for_each_entry(pair, &a->pairs.head, pairs.node) {
167 struct evsel *evsel = hists_to_evsel(pair->hists);
168 fa[evsel__group_idx(evsel)] = get_field(pair);
169 }
170
171 list_for_each_entry(pair, &b->pairs.head, pairs.node) {
172 struct evsel *evsel = hists_to_evsel(pair->hists);
173 fb[evsel__group_idx(evsel)] = get_field(pair);
174 }
175
176 *fields_a = fa;
177 *fields_b = fb;
178 return 0;
179out_free:
180 free(fa);
181 free(fb);
182 *fields_a = *fields_b = NULL;
183 return -1;
184}
185
186static int __hpp__group_sort_idx(struct hist_entry *a, struct hist_entry *b,
187 hpp_field_fn get_field, int idx)
188{
189 struct evsel *evsel = hists_to_evsel(a->hists);
190 u64 *fields_a, *fields_b;
191 int cmp, nr_members, ret, i;
192
193 cmp = field_cmp(get_field(a), get_field(b));
194 if (!evsel__is_group_event(evsel))
195 return cmp;
196
197 nr_members = evsel->core.nr_members;
198 if (idx < 1 || idx >= nr_members)
199 return cmp;
200
201 ret = hist_entry__new_pair(a, b, get_field, nr_members, &fields_a, &fields_b);
202 if (ret) {
203 ret = cmp;
204 goto out;
205 }
206
207 ret = field_cmp(fields_a[idx], fields_b[idx]);
208 if (ret)
209 goto out;
210
211 for (i = 1; i < nr_members; i++) {
212 if (i != idx) {
213 ret = field_cmp(fields_a[i], fields_b[i]);
214 if (ret)
215 goto out;
216 }
217 }
218
219out:
220 free(fields_a);
221 free(fields_b);
222
223 return ret;
224}
225
226static int __hpp__sort(struct hist_entry *a, struct hist_entry *b,
227 hpp_field_fn get_field)
228{
229 s64 ret;
230 int i, nr_members;
231 struct evsel *evsel;
232 u64 *fields_a, *fields_b;
233
234 if (symbol_conf.group_sort_idx && symbol_conf.event_group) {
235 return __hpp__group_sort_idx(a, b, get_field,
236 symbol_conf.group_sort_idx);
237 }
238
239 ret = field_cmp(get_field(a), get_field(b));
240 if (ret || !symbol_conf.event_group)
241 return ret;
242
243 evsel = hists_to_evsel(a->hists);
244 if (!evsel__is_group_event(evsel))
245 return ret;
246
247 nr_members = evsel->core.nr_members;
248 i = hist_entry__new_pair(a, b, get_field, nr_members, &fields_a, &fields_b);
249 if (i)
250 goto out;
251
252 for (i = 1; i < nr_members; i++) {
253 ret = field_cmp(fields_a[i], fields_b[i]);
254 if (ret)
255 break;
256 }
257
258out:
259 free(fields_a);
260 free(fields_b);
261
262 return ret;
263}
264
265static int __hpp__sort_acc(struct hist_entry *a, struct hist_entry *b,
266 hpp_field_fn get_field)
267{
268 s64 ret = 0;
269
270 if (symbol_conf.cumulate_callchain) {
271 /*
272 * Put caller above callee when they have equal period.
273 */
274 ret = field_cmp(get_field(a), get_field(b));
275 if (ret)
276 return ret;
277
278 if ((a->thread == NULL ? NULL : RC_CHK_ACCESS(a->thread)) !=
279 (b->thread == NULL ? NULL : RC_CHK_ACCESS(b->thread)) ||
280 !hist_entry__has_callchains(a) || !symbol_conf.use_callchain)
281 return 0;
282
283 ret = b->callchain->max_depth - a->callchain->max_depth;
284 if (callchain_param.order == ORDER_CALLER)
285 ret = -ret;
286 }
287 return ret;
288}
289
290static int hpp__width_fn(struct perf_hpp_fmt *fmt,
291 struct perf_hpp *hpp __maybe_unused,
292 struct hists *hists)
293{
294 int len = fmt->user_len ?: fmt->len;
295 struct evsel *evsel = hists_to_evsel(hists);
296
297 if (symbol_conf.event_group)
298 len = max(len, evsel->core.nr_members * fmt->len);
299
300 if (len < (int)strlen(fmt->name))
301 len = strlen(fmt->name);
302
303 return len;
304}
305
306static int hpp__header_fn(struct perf_hpp_fmt *fmt, struct perf_hpp *hpp,
307 struct hists *hists, int line __maybe_unused,
308 int *span __maybe_unused)
309{
310 int len = hpp__width_fn(fmt, hpp, hists);
311 return scnprintf(hpp->buf, hpp->size, "%*s", len, fmt->name);
312}
313
314int hpp_color_scnprintf(struct perf_hpp *hpp, const char *fmt, ...)
315{
316 va_list args;
317 ssize_t ssize = hpp->size;
318 double percent;
319 int ret, len;
320
321 va_start(args, fmt);
322 len = va_arg(args, int);
323 percent = va_arg(args, double);
324 ret = percent_color_len_snprintf(hpp->buf, hpp->size, fmt, len, percent);
325 va_end(args);
326
327 return (ret >= ssize) ? (ssize - 1) : ret;
328}
329
330static int hpp_entry_scnprintf(struct perf_hpp *hpp, const char *fmt, ...)
331{
332 va_list args;
333 ssize_t ssize = hpp->size;
334 int ret;
335
336 va_start(args, fmt);
337 ret = vsnprintf(hpp->buf, hpp->size, fmt, args);
338 va_end(args);
339
340 return (ret >= ssize) ? (ssize - 1) : ret;
341}
342
343#define __HPP_COLOR_PERCENT_FN(_type, _field) \
344static u64 he_get_##_field(struct hist_entry *he) \
345{ \
346 return he->stat._field; \
347} \
348 \
349static int hpp__color_##_type(struct perf_hpp_fmt *fmt, \
350 struct perf_hpp *hpp, struct hist_entry *he) \
351{ \
352 return hpp__fmt(fmt, hpp, he, he_get_##_field, " %*.2f%%", \
353 hpp_color_scnprintf, true); \
354}
355
356#define __HPP_ENTRY_PERCENT_FN(_type, _field) \
357static int hpp__entry_##_type(struct perf_hpp_fmt *fmt, \
358 struct perf_hpp *hpp, struct hist_entry *he) \
359{ \
360 return hpp__fmt(fmt, hpp, he, he_get_##_field, " %*.2f%%", \
361 hpp_entry_scnprintf, true); \
362}
363
364#define __HPP_SORT_FN(_type, _field) \
365static int64_t hpp__sort_##_type(struct perf_hpp_fmt *fmt __maybe_unused, \
366 struct hist_entry *a, struct hist_entry *b) \
367{ \
368 return __hpp__sort(a, b, he_get_##_field); \
369}
370
371#define __HPP_COLOR_ACC_PERCENT_FN(_type, _field) \
372static u64 he_get_acc_##_field(struct hist_entry *he) \
373{ \
374 return he->stat_acc->_field; \
375} \
376 \
377static int hpp__color_##_type(struct perf_hpp_fmt *fmt, \
378 struct perf_hpp *hpp, struct hist_entry *he) \
379{ \
380 return hpp__fmt_acc(fmt, hpp, he, he_get_acc_##_field, " %*.2f%%", \
381 hpp_color_scnprintf, true); \
382}
383
384#define __HPP_ENTRY_ACC_PERCENT_FN(_type, _field) \
385static int hpp__entry_##_type(struct perf_hpp_fmt *fmt, \
386 struct perf_hpp *hpp, struct hist_entry *he) \
387{ \
388 return hpp__fmt_acc(fmt, hpp, he, he_get_acc_##_field, " %*.2f%%", \
389 hpp_entry_scnprintf, true); \
390}
391
392#define __HPP_SORT_ACC_FN(_type, _field) \
393static int64_t hpp__sort_##_type(struct perf_hpp_fmt *fmt __maybe_unused, \
394 struct hist_entry *a, struct hist_entry *b) \
395{ \
396 return __hpp__sort_acc(a, b, he_get_acc_##_field); \
397}
398
399#define __HPP_ENTRY_RAW_FN(_type, _field) \
400static u64 he_get_raw_##_field(struct hist_entry *he) \
401{ \
402 return he->stat._field; \
403} \
404 \
405static int hpp__entry_##_type(struct perf_hpp_fmt *fmt, \
406 struct perf_hpp *hpp, struct hist_entry *he) \
407{ \
408 return hpp__fmt(fmt, hpp, he, he_get_raw_##_field, " %*"PRIu64, \
409 hpp_entry_scnprintf, false); \
410}
411
412#define __HPP_SORT_RAW_FN(_type, _field) \
413static int64_t hpp__sort_##_type(struct perf_hpp_fmt *fmt __maybe_unused, \
414 struct hist_entry *a, struct hist_entry *b) \
415{ \
416 return __hpp__sort(a, b, he_get_raw_##_field); \
417}
418
419
420#define HPP_PERCENT_FNS(_type, _field) \
421__HPP_COLOR_PERCENT_FN(_type, _field) \
422__HPP_ENTRY_PERCENT_FN(_type, _field) \
423__HPP_SORT_FN(_type, _field)
424
425#define HPP_PERCENT_ACC_FNS(_type, _field) \
426__HPP_COLOR_ACC_PERCENT_FN(_type, _field) \
427__HPP_ENTRY_ACC_PERCENT_FN(_type, _field) \
428__HPP_SORT_ACC_FN(_type, _field)
429
430#define HPP_RAW_FNS(_type, _field) \
431__HPP_ENTRY_RAW_FN(_type, _field) \
432__HPP_SORT_RAW_FN(_type, _field)
433
434HPP_PERCENT_FNS(overhead, period)
435HPP_PERCENT_FNS(overhead_sys, period_sys)
436HPP_PERCENT_FNS(overhead_us, period_us)
437HPP_PERCENT_FNS(overhead_guest_sys, period_guest_sys)
438HPP_PERCENT_FNS(overhead_guest_us, period_guest_us)
439HPP_PERCENT_ACC_FNS(overhead_acc, period)
440
441HPP_RAW_FNS(samples, nr_events)
442HPP_RAW_FNS(period, period)
443
444static int64_t hpp__nop_cmp(struct perf_hpp_fmt *fmt __maybe_unused,
445 struct hist_entry *a __maybe_unused,
446 struct hist_entry *b __maybe_unused)
447{
448 return 0;
449}
450
451static bool perf_hpp__is_hpp_entry(struct perf_hpp_fmt *a)
452{
453 return a->header == hpp__header_fn;
454}
455
456static bool hpp__equal(struct perf_hpp_fmt *a, struct perf_hpp_fmt *b)
457{
458 if (!perf_hpp__is_hpp_entry(a) || !perf_hpp__is_hpp_entry(b))
459 return false;
460
461 return a->idx == b->idx;
462}
463
464#define HPP__COLOR_PRINT_FNS(_name, _fn, _idx) \
465 { \
466 .name = _name, \
467 .header = hpp__header_fn, \
468 .width = hpp__width_fn, \
469 .color = hpp__color_ ## _fn, \
470 .entry = hpp__entry_ ## _fn, \
471 .cmp = hpp__nop_cmp, \
472 .collapse = hpp__nop_cmp, \
473 .sort = hpp__sort_ ## _fn, \
474 .idx = PERF_HPP__ ## _idx, \
475 .equal = hpp__equal, \
476 }
477
478#define HPP__COLOR_ACC_PRINT_FNS(_name, _fn, _idx) \
479 { \
480 .name = _name, \
481 .header = hpp__header_fn, \
482 .width = hpp__width_fn, \
483 .color = hpp__color_ ## _fn, \
484 .entry = hpp__entry_ ## _fn, \
485 .cmp = hpp__nop_cmp, \
486 .collapse = hpp__nop_cmp, \
487 .sort = hpp__sort_ ## _fn, \
488 .idx = PERF_HPP__ ## _idx, \
489 .equal = hpp__equal, \
490 }
491
492#define HPP__PRINT_FNS(_name, _fn, _idx) \
493 { \
494 .name = _name, \
495 .header = hpp__header_fn, \
496 .width = hpp__width_fn, \
497 .entry = hpp__entry_ ## _fn, \
498 .cmp = hpp__nop_cmp, \
499 .collapse = hpp__nop_cmp, \
500 .sort = hpp__sort_ ## _fn, \
501 .idx = PERF_HPP__ ## _idx, \
502 .equal = hpp__equal, \
503 }
504
505struct perf_hpp_fmt perf_hpp__format[] = {
506 HPP__COLOR_PRINT_FNS("Overhead", overhead, OVERHEAD),
507 HPP__COLOR_PRINT_FNS("sys", overhead_sys, OVERHEAD_SYS),
508 HPP__COLOR_PRINT_FNS("usr", overhead_us, OVERHEAD_US),
509 HPP__COLOR_PRINT_FNS("guest sys", overhead_guest_sys, OVERHEAD_GUEST_SYS),
510 HPP__COLOR_PRINT_FNS("guest usr", overhead_guest_us, OVERHEAD_GUEST_US),
511 HPP__COLOR_ACC_PRINT_FNS("Children", overhead_acc, OVERHEAD_ACC),
512 HPP__PRINT_FNS("Samples", samples, SAMPLES),
513 HPP__PRINT_FNS("Period", period, PERIOD)
514};
515
516struct perf_hpp_list perf_hpp_list = {
517 .fields = LIST_HEAD_INIT(perf_hpp_list.fields),
518 .sorts = LIST_HEAD_INIT(perf_hpp_list.sorts),
519 .nr_header_lines = 1,
520};
521
522#undef HPP__COLOR_PRINT_FNS
523#undef HPP__COLOR_ACC_PRINT_FNS
524#undef HPP__PRINT_FNS
525
526#undef HPP_PERCENT_FNS
527#undef HPP_PERCENT_ACC_FNS
528#undef HPP_RAW_FNS
529
530#undef __HPP_HEADER_FN
531#undef __HPP_WIDTH_FN
532#undef __HPP_COLOR_PERCENT_FN
533#undef __HPP_ENTRY_PERCENT_FN
534#undef __HPP_COLOR_ACC_PERCENT_FN
535#undef __HPP_ENTRY_ACC_PERCENT_FN
536#undef __HPP_ENTRY_RAW_FN
537#undef __HPP_SORT_FN
538#undef __HPP_SORT_ACC_FN
539#undef __HPP_SORT_RAW_FN
540
541static void fmt_free(struct perf_hpp_fmt *fmt)
542{
543 /*
544 * At this point fmt should be completely
545 * unhooked, if not it's a bug.
546 */
547 BUG_ON(!list_empty(&fmt->list));
548 BUG_ON(!list_empty(&fmt->sort_list));
549
550 if (fmt->free)
551 fmt->free(fmt);
552}
553
554void perf_hpp__init(void)
555{
556 int i;
557
558 for (i = 0; i < PERF_HPP__MAX_INDEX; i++) {
559 struct perf_hpp_fmt *fmt = &perf_hpp__format[i];
560
561 INIT_LIST_HEAD(&fmt->list);
562
563 /* sort_list may be linked by setup_sorting() */
564 if (fmt->sort_list.next == NULL)
565 INIT_LIST_HEAD(&fmt->sort_list);
566 }
567
568 /*
569 * If user specified field order, no need to setup default fields.
570 */
571 if (is_strict_order(field_order))
572 return;
573
574 if (symbol_conf.cumulate_callchain) {
575 hpp_dimension__add_output(PERF_HPP__OVERHEAD_ACC);
576 perf_hpp__format[PERF_HPP__OVERHEAD].name = "Self";
577 }
578
579 hpp_dimension__add_output(PERF_HPP__OVERHEAD);
580
581 if (symbol_conf.show_cpu_utilization) {
582 hpp_dimension__add_output(PERF_HPP__OVERHEAD_SYS);
583 hpp_dimension__add_output(PERF_HPP__OVERHEAD_US);
584
585 if (perf_guest) {
586 hpp_dimension__add_output(PERF_HPP__OVERHEAD_GUEST_SYS);
587 hpp_dimension__add_output(PERF_HPP__OVERHEAD_GUEST_US);
588 }
589 }
590
591 if (symbol_conf.show_nr_samples)
592 hpp_dimension__add_output(PERF_HPP__SAMPLES);
593
594 if (symbol_conf.show_total_period)
595 hpp_dimension__add_output(PERF_HPP__PERIOD);
596}
597
598void perf_hpp_list__column_register(struct perf_hpp_list *list,
599 struct perf_hpp_fmt *format)
600{
601 list_add_tail(&format->list, &list->fields);
602}
603
604void perf_hpp_list__register_sort_field(struct perf_hpp_list *list,
605 struct perf_hpp_fmt *format)
606{
607 list_add_tail(&format->sort_list, &list->sorts);
608}
609
610void perf_hpp_list__prepend_sort_field(struct perf_hpp_list *list,
611 struct perf_hpp_fmt *format)
612{
613 list_add(&format->sort_list, &list->sorts);
614}
615
616static void perf_hpp__column_unregister(struct perf_hpp_fmt *format)
617{
618 list_del_init(&format->list);
619 fmt_free(format);
620}
621
622void perf_hpp__cancel_cumulate(void)
623{
624 struct perf_hpp_fmt *fmt, *acc, *ovh, *tmp;
625
626 if (is_strict_order(field_order))
627 return;
628
629 ovh = &perf_hpp__format[PERF_HPP__OVERHEAD];
630 acc = &perf_hpp__format[PERF_HPP__OVERHEAD_ACC];
631
632 perf_hpp_list__for_each_format_safe(&perf_hpp_list, fmt, tmp) {
633 if (acc->equal(acc, fmt)) {
634 perf_hpp__column_unregister(fmt);
635 continue;
636 }
637
638 if (ovh->equal(ovh, fmt))
639 fmt->name = "Overhead";
640 }
641}
642
643static bool fmt_equal(struct perf_hpp_fmt *a, struct perf_hpp_fmt *b)
644{
645 return a->equal && a->equal(a, b);
646}
647
648void perf_hpp__setup_output_field(struct perf_hpp_list *list)
649{
650 struct perf_hpp_fmt *fmt;
651
652 /* append sort keys to output field */
653 perf_hpp_list__for_each_sort_list(list, fmt) {
654 struct perf_hpp_fmt *pos;
655
656 /* skip sort-only fields ("sort_compute" in perf diff) */
657 if (!fmt->entry && !fmt->color)
658 continue;
659
660 perf_hpp_list__for_each_format(list, pos) {
661 if (fmt_equal(fmt, pos))
662 goto next;
663 }
664
665 perf_hpp__column_register(fmt);
666next:
667 continue;
668 }
669}
670
671void perf_hpp__append_sort_keys(struct perf_hpp_list *list)
672{
673 struct perf_hpp_fmt *fmt;
674
675 /* append output fields to sort keys */
676 perf_hpp_list__for_each_format(list, fmt) {
677 struct perf_hpp_fmt *pos;
678
679 perf_hpp_list__for_each_sort_list(list, pos) {
680 if (fmt_equal(fmt, pos))
681 goto next;
682 }
683
684 perf_hpp__register_sort_field(fmt);
685next:
686 continue;
687 }
688}
689
690
691void perf_hpp__reset_output_field(struct perf_hpp_list *list)
692{
693 struct perf_hpp_fmt *fmt, *tmp;
694
695 /* reset output fields */
696 perf_hpp_list__for_each_format_safe(list, fmt, tmp) {
697 list_del_init(&fmt->list);
698 list_del_init(&fmt->sort_list);
699 fmt_free(fmt);
700 }
701
702 /* reset sort keys */
703 perf_hpp_list__for_each_sort_list_safe(list, fmt, tmp) {
704 list_del_init(&fmt->list);
705 list_del_init(&fmt->sort_list);
706 fmt_free(fmt);
707 }
708}
709
710/*
711 * See hists__fprintf to match the column widths
712 */
713unsigned int hists__sort_list_width(struct hists *hists)
714{
715 struct perf_hpp_fmt *fmt;
716 int ret = 0;
717 bool first = true;
718 struct perf_hpp dummy_hpp;
719
720 hists__for_each_format(hists, fmt) {
721 if (perf_hpp__should_skip(fmt, hists))
722 continue;
723
724 if (first)
725 first = false;
726 else
727 ret += 2;
728
729 ret += fmt->width(fmt, &dummy_hpp, hists);
730 }
731
732 if (verbose > 0 && hists__has(hists, sym)) /* Addr + origin */
733 ret += 3 + BITS_PER_LONG / 4;
734
735 return ret;
736}
737
738unsigned int hists__overhead_width(struct hists *hists)
739{
740 struct perf_hpp_fmt *fmt;
741 int ret = 0;
742 bool first = true;
743 struct perf_hpp dummy_hpp;
744
745 hists__for_each_format(hists, fmt) {
746 if (perf_hpp__is_sort_entry(fmt) || perf_hpp__is_dynamic_entry(fmt))
747 break;
748
749 if (first)
750 first = false;
751 else
752 ret += 2;
753
754 ret += fmt->width(fmt, &dummy_hpp, hists);
755 }
756
757 return ret;
758}
759
760void perf_hpp__reset_width(struct perf_hpp_fmt *fmt, struct hists *hists)
761{
762 if (perf_hpp__is_sort_entry(fmt))
763 return perf_hpp__reset_sort_width(fmt, hists);
764
765 if (perf_hpp__is_dynamic_entry(fmt))
766 return;
767
768 BUG_ON(fmt->idx >= PERF_HPP__MAX_INDEX);
769
770 switch (fmt->idx) {
771 case PERF_HPP__OVERHEAD:
772 case PERF_HPP__OVERHEAD_SYS:
773 case PERF_HPP__OVERHEAD_US:
774 case PERF_HPP__OVERHEAD_ACC:
775 fmt->len = 8;
776 break;
777
778 case PERF_HPP__OVERHEAD_GUEST_SYS:
779 case PERF_HPP__OVERHEAD_GUEST_US:
780 fmt->len = 9;
781 break;
782
783 case PERF_HPP__SAMPLES:
784 case PERF_HPP__PERIOD:
785 fmt->len = 12;
786 break;
787
788 default:
789 break;
790 }
791}
792
793void hists__reset_column_width(struct hists *hists)
794{
795 struct perf_hpp_fmt *fmt;
796 struct perf_hpp_list_node *node;
797
798 hists__for_each_format(hists, fmt)
799 perf_hpp__reset_width(fmt, hists);
800
801 /* hierarchy entries have their own hpp list */
802 list_for_each_entry(node, &hists->hpp_formats, list) {
803 perf_hpp_list__for_each_format(&node->hpp, fmt)
804 perf_hpp__reset_width(fmt, hists);
805 }
806}
807
808void perf_hpp__set_user_width(const char *width_list_str)
809{
810 struct perf_hpp_fmt *fmt;
811 const char *ptr = width_list_str;
812
813 perf_hpp_list__for_each_format(&perf_hpp_list, fmt) {
814 char *p;
815
816 int len = strtol(ptr, &p, 10);
817 fmt->user_len = len;
818
819 if (*p == ',')
820 ptr = p + 1;
821 else
822 break;
823 }
824}
825
826static int add_hierarchy_fmt(struct hists *hists, struct perf_hpp_fmt *fmt)
827{
828 struct perf_hpp_list_node *node = NULL;
829 struct perf_hpp_fmt *fmt_copy;
830 bool found = false;
831 bool skip = perf_hpp__should_skip(fmt, hists);
832
833 list_for_each_entry(node, &hists->hpp_formats, list) {
834 if (node->level == fmt->level) {
835 found = true;
836 break;
837 }
838 }
839
840 if (!found) {
841 node = malloc(sizeof(*node));
842 if (node == NULL)
843 return -1;
844
845 node->skip = skip;
846 node->level = fmt->level;
847 perf_hpp_list__init(&node->hpp);
848
849 hists->nr_hpp_node++;
850 list_add_tail(&node->list, &hists->hpp_formats);
851 }
852
853 fmt_copy = perf_hpp_fmt__dup(fmt);
854 if (fmt_copy == NULL)
855 return -1;
856
857 if (!skip)
858 node->skip = false;
859
860 list_add_tail(&fmt_copy->list, &node->hpp.fields);
861 list_add_tail(&fmt_copy->sort_list, &node->hpp.sorts);
862
863 return 0;
864}
865
866int perf_hpp__setup_hists_formats(struct perf_hpp_list *list,
867 struct evlist *evlist)
868{
869 struct evsel *evsel;
870 struct perf_hpp_fmt *fmt;
871 struct hists *hists;
872 int ret;
873
874 if (!symbol_conf.report_hierarchy)
875 return 0;
876
877 evlist__for_each_entry(evlist, evsel) {
878 hists = evsel__hists(evsel);
879
880 perf_hpp_list__for_each_sort_list(list, fmt) {
881 if (perf_hpp__is_dynamic_entry(fmt) &&
882 !perf_hpp__defined_dynamic_entry(fmt, hists))
883 continue;
884
885 ret = add_hierarchy_fmt(hists, fmt);
886 if (ret < 0)
887 return ret;
888 }
889 }
890
891 return 0;
892}
1// SPDX-License-Identifier: GPL-2.0
2#include <inttypes.h>
3#include <math.h>
4#include <linux/compiler.h>
5
6#include "../util/hist.h"
7#include "../util/util.h"
8#include "../util/sort.h"
9#include "../util/evsel.h"
10#include "../util/evlist.h"
11
12/* hist period print (hpp) functions */
13
14#define hpp__call_print_fn(hpp, fn, fmt, ...) \
15({ \
16 int __ret = fn(hpp, fmt, ##__VA_ARGS__); \
17 advance_hpp(hpp, __ret); \
18 __ret; \
19})
20
21static int __hpp__fmt(struct perf_hpp *hpp, struct hist_entry *he,
22 hpp_field_fn get_field, const char *fmt, int len,
23 hpp_snprint_fn print_fn, bool fmt_percent)
24{
25 int ret;
26 struct hists *hists = he->hists;
27 struct perf_evsel *evsel = hists_to_evsel(hists);
28 char *buf = hpp->buf;
29 size_t size = hpp->size;
30
31 if (fmt_percent) {
32 double percent = 0.0;
33 u64 total = hists__total_period(hists);
34
35 if (total)
36 percent = 100.0 * get_field(he) / total;
37
38 ret = hpp__call_print_fn(hpp, print_fn, fmt, len, percent);
39 } else
40 ret = hpp__call_print_fn(hpp, print_fn, fmt, len, get_field(he));
41
42 if (perf_evsel__is_group_event(evsel)) {
43 int prev_idx, idx_delta;
44 struct hist_entry *pair;
45 int nr_members = evsel->nr_members;
46
47 prev_idx = perf_evsel__group_idx(evsel);
48
49 list_for_each_entry(pair, &he->pairs.head, pairs.node) {
50 u64 period = get_field(pair);
51 u64 total = hists__total_period(pair->hists);
52
53 if (!total)
54 continue;
55
56 evsel = hists_to_evsel(pair->hists);
57 idx_delta = perf_evsel__group_idx(evsel) - prev_idx - 1;
58
59 while (idx_delta--) {
60 /*
61 * zero-fill group members in the middle which
62 * have no sample
63 */
64 if (fmt_percent) {
65 ret += hpp__call_print_fn(hpp, print_fn,
66 fmt, len, 0.0);
67 } else {
68 ret += hpp__call_print_fn(hpp, print_fn,
69 fmt, len, 0ULL);
70 }
71 }
72
73 if (fmt_percent) {
74 ret += hpp__call_print_fn(hpp, print_fn, fmt, len,
75 100.0 * period / total);
76 } else {
77 ret += hpp__call_print_fn(hpp, print_fn, fmt,
78 len, period);
79 }
80
81 prev_idx = perf_evsel__group_idx(evsel);
82 }
83
84 idx_delta = nr_members - prev_idx - 1;
85
86 while (idx_delta--) {
87 /*
88 * zero-fill group members at last which have no sample
89 */
90 if (fmt_percent) {
91 ret += hpp__call_print_fn(hpp, print_fn,
92 fmt, len, 0.0);
93 } else {
94 ret += hpp__call_print_fn(hpp, print_fn,
95 fmt, len, 0ULL);
96 }
97 }
98 }
99
100 /*
101 * Restore original buf and size as it's where caller expects
102 * the result will be saved.
103 */
104 hpp->buf = buf;
105 hpp->size = size;
106
107 return ret;
108}
109
110int hpp__fmt(struct perf_hpp_fmt *fmt, struct perf_hpp *hpp,
111 struct hist_entry *he, hpp_field_fn get_field,
112 const char *fmtstr, hpp_snprint_fn print_fn, bool fmt_percent)
113{
114 int len = fmt->user_len ?: fmt->len;
115
116 if (symbol_conf.field_sep) {
117 return __hpp__fmt(hpp, he, get_field, fmtstr, 1,
118 print_fn, fmt_percent);
119 }
120
121 if (fmt_percent)
122 len -= 2; /* 2 for a space and a % sign */
123 else
124 len -= 1;
125
126 return __hpp__fmt(hpp, he, get_field, fmtstr, len, print_fn, fmt_percent);
127}
128
129int hpp__fmt_acc(struct perf_hpp_fmt *fmt, struct perf_hpp *hpp,
130 struct hist_entry *he, hpp_field_fn get_field,
131 const char *fmtstr, hpp_snprint_fn print_fn, bool fmt_percent)
132{
133 if (!symbol_conf.cumulate_callchain) {
134 int len = fmt->user_len ?: fmt->len;
135 return snprintf(hpp->buf, hpp->size, " %*s", len - 1, "N/A");
136 }
137
138 return hpp__fmt(fmt, hpp, he, get_field, fmtstr, print_fn, fmt_percent);
139}
140
141static int field_cmp(u64 field_a, u64 field_b)
142{
143 if (field_a > field_b)
144 return 1;
145 if (field_a < field_b)
146 return -1;
147 return 0;
148}
149
150static int __hpp__sort(struct hist_entry *a, struct hist_entry *b,
151 hpp_field_fn get_field)
152{
153 s64 ret;
154 int i, nr_members;
155 struct perf_evsel *evsel;
156 struct hist_entry *pair;
157 u64 *fields_a, *fields_b;
158
159 ret = field_cmp(get_field(a), get_field(b));
160 if (ret || !symbol_conf.event_group)
161 return ret;
162
163 evsel = hists_to_evsel(a->hists);
164 if (!perf_evsel__is_group_event(evsel))
165 return ret;
166
167 nr_members = evsel->nr_members;
168 fields_a = calloc(nr_members, sizeof(*fields_a));
169 fields_b = calloc(nr_members, sizeof(*fields_b));
170
171 if (!fields_a || !fields_b)
172 goto out;
173
174 list_for_each_entry(pair, &a->pairs.head, pairs.node) {
175 evsel = hists_to_evsel(pair->hists);
176 fields_a[perf_evsel__group_idx(evsel)] = get_field(pair);
177 }
178
179 list_for_each_entry(pair, &b->pairs.head, pairs.node) {
180 evsel = hists_to_evsel(pair->hists);
181 fields_b[perf_evsel__group_idx(evsel)] = get_field(pair);
182 }
183
184 for (i = 1; i < nr_members; i++) {
185 ret = field_cmp(fields_a[i], fields_b[i]);
186 if (ret)
187 break;
188 }
189
190out:
191 free(fields_a);
192 free(fields_b);
193
194 return ret;
195}
196
197static int __hpp__sort_acc(struct hist_entry *a, struct hist_entry *b,
198 hpp_field_fn get_field)
199{
200 s64 ret = 0;
201
202 if (symbol_conf.cumulate_callchain) {
203 /*
204 * Put caller above callee when they have equal period.
205 */
206 ret = field_cmp(get_field(a), get_field(b));
207 if (ret)
208 return ret;
209
210 if (a->thread != b->thread || !symbol_conf.use_callchain)
211 return 0;
212
213 ret = b->callchain->max_depth - a->callchain->max_depth;
214 if (callchain_param.order == ORDER_CALLER)
215 ret = -ret;
216 }
217 return ret;
218}
219
220static int hpp__width_fn(struct perf_hpp_fmt *fmt,
221 struct perf_hpp *hpp __maybe_unused,
222 struct hists *hists)
223{
224 int len = fmt->user_len ?: fmt->len;
225 struct perf_evsel *evsel = hists_to_evsel(hists);
226
227 if (symbol_conf.event_group)
228 len = max(len, evsel->nr_members * fmt->len);
229
230 if (len < (int)strlen(fmt->name))
231 len = strlen(fmt->name);
232
233 return len;
234}
235
236static int hpp__header_fn(struct perf_hpp_fmt *fmt, struct perf_hpp *hpp,
237 struct hists *hists, int line __maybe_unused,
238 int *span __maybe_unused)
239{
240 int len = hpp__width_fn(fmt, hpp, hists);
241 return scnprintf(hpp->buf, hpp->size, "%*s", len, fmt->name);
242}
243
244int hpp_color_scnprintf(struct perf_hpp *hpp, const char *fmt, ...)
245{
246 va_list args;
247 ssize_t ssize = hpp->size;
248 double percent;
249 int ret, len;
250
251 va_start(args, fmt);
252 len = va_arg(args, int);
253 percent = va_arg(args, double);
254 ret = percent_color_len_snprintf(hpp->buf, hpp->size, fmt, len, percent);
255 va_end(args);
256
257 return (ret >= ssize) ? (ssize - 1) : ret;
258}
259
260static int hpp_entry_scnprintf(struct perf_hpp *hpp, const char *fmt, ...)
261{
262 va_list args;
263 ssize_t ssize = hpp->size;
264 int ret;
265
266 va_start(args, fmt);
267 ret = vsnprintf(hpp->buf, hpp->size, fmt, args);
268 va_end(args);
269
270 return (ret >= ssize) ? (ssize - 1) : ret;
271}
272
273#define __HPP_COLOR_PERCENT_FN(_type, _field) \
274static u64 he_get_##_field(struct hist_entry *he) \
275{ \
276 return he->stat._field; \
277} \
278 \
279static int hpp__color_##_type(struct perf_hpp_fmt *fmt, \
280 struct perf_hpp *hpp, struct hist_entry *he) \
281{ \
282 return hpp__fmt(fmt, hpp, he, he_get_##_field, " %*.2f%%", \
283 hpp_color_scnprintf, true); \
284}
285
286#define __HPP_ENTRY_PERCENT_FN(_type, _field) \
287static int hpp__entry_##_type(struct perf_hpp_fmt *fmt, \
288 struct perf_hpp *hpp, struct hist_entry *he) \
289{ \
290 return hpp__fmt(fmt, hpp, he, he_get_##_field, " %*.2f%%", \
291 hpp_entry_scnprintf, true); \
292}
293
294#define __HPP_SORT_FN(_type, _field) \
295static int64_t hpp__sort_##_type(struct perf_hpp_fmt *fmt __maybe_unused, \
296 struct hist_entry *a, struct hist_entry *b) \
297{ \
298 return __hpp__sort(a, b, he_get_##_field); \
299}
300
301#define __HPP_COLOR_ACC_PERCENT_FN(_type, _field) \
302static u64 he_get_acc_##_field(struct hist_entry *he) \
303{ \
304 return he->stat_acc->_field; \
305} \
306 \
307static int hpp__color_##_type(struct perf_hpp_fmt *fmt, \
308 struct perf_hpp *hpp, struct hist_entry *he) \
309{ \
310 return hpp__fmt_acc(fmt, hpp, he, he_get_acc_##_field, " %*.2f%%", \
311 hpp_color_scnprintf, true); \
312}
313
314#define __HPP_ENTRY_ACC_PERCENT_FN(_type, _field) \
315static int hpp__entry_##_type(struct perf_hpp_fmt *fmt, \
316 struct perf_hpp *hpp, struct hist_entry *he) \
317{ \
318 return hpp__fmt_acc(fmt, hpp, he, he_get_acc_##_field, " %*.2f%%", \
319 hpp_entry_scnprintf, true); \
320}
321
322#define __HPP_SORT_ACC_FN(_type, _field) \
323static int64_t hpp__sort_##_type(struct perf_hpp_fmt *fmt __maybe_unused, \
324 struct hist_entry *a, struct hist_entry *b) \
325{ \
326 return __hpp__sort_acc(a, b, he_get_acc_##_field); \
327}
328
329#define __HPP_ENTRY_RAW_FN(_type, _field) \
330static u64 he_get_raw_##_field(struct hist_entry *he) \
331{ \
332 return he->stat._field; \
333} \
334 \
335static int hpp__entry_##_type(struct perf_hpp_fmt *fmt, \
336 struct perf_hpp *hpp, struct hist_entry *he) \
337{ \
338 return hpp__fmt(fmt, hpp, he, he_get_raw_##_field, " %*"PRIu64, \
339 hpp_entry_scnprintf, false); \
340}
341
342#define __HPP_SORT_RAW_FN(_type, _field) \
343static int64_t hpp__sort_##_type(struct perf_hpp_fmt *fmt __maybe_unused, \
344 struct hist_entry *a, struct hist_entry *b) \
345{ \
346 return __hpp__sort(a, b, he_get_raw_##_field); \
347}
348
349
350#define HPP_PERCENT_FNS(_type, _field) \
351__HPP_COLOR_PERCENT_FN(_type, _field) \
352__HPP_ENTRY_PERCENT_FN(_type, _field) \
353__HPP_SORT_FN(_type, _field)
354
355#define HPP_PERCENT_ACC_FNS(_type, _field) \
356__HPP_COLOR_ACC_PERCENT_FN(_type, _field) \
357__HPP_ENTRY_ACC_PERCENT_FN(_type, _field) \
358__HPP_SORT_ACC_FN(_type, _field)
359
360#define HPP_RAW_FNS(_type, _field) \
361__HPP_ENTRY_RAW_FN(_type, _field) \
362__HPP_SORT_RAW_FN(_type, _field)
363
364HPP_PERCENT_FNS(overhead, period)
365HPP_PERCENT_FNS(overhead_sys, period_sys)
366HPP_PERCENT_FNS(overhead_us, period_us)
367HPP_PERCENT_FNS(overhead_guest_sys, period_guest_sys)
368HPP_PERCENT_FNS(overhead_guest_us, period_guest_us)
369HPP_PERCENT_ACC_FNS(overhead_acc, period)
370
371HPP_RAW_FNS(samples, nr_events)
372HPP_RAW_FNS(period, period)
373
374static int64_t hpp__nop_cmp(struct perf_hpp_fmt *fmt __maybe_unused,
375 struct hist_entry *a __maybe_unused,
376 struct hist_entry *b __maybe_unused)
377{
378 return 0;
379}
380
381static bool perf_hpp__is_hpp_entry(struct perf_hpp_fmt *a)
382{
383 return a->header == hpp__header_fn;
384}
385
386static bool hpp__equal(struct perf_hpp_fmt *a, struct perf_hpp_fmt *b)
387{
388 if (!perf_hpp__is_hpp_entry(a) || !perf_hpp__is_hpp_entry(b))
389 return false;
390
391 return a->idx == b->idx;
392}
393
394#define HPP__COLOR_PRINT_FNS(_name, _fn, _idx) \
395 { \
396 .name = _name, \
397 .header = hpp__header_fn, \
398 .width = hpp__width_fn, \
399 .color = hpp__color_ ## _fn, \
400 .entry = hpp__entry_ ## _fn, \
401 .cmp = hpp__nop_cmp, \
402 .collapse = hpp__nop_cmp, \
403 .sort = hpp__sort_ ## _fn, \
404 .idx = PERF_HPP__ ## _idx, \
405 .equal = hpp__equal, \
406 }
407
408#define HPP__COLOR_ACC_PRINT_FNS(_name, _fn, _idx) \
409 { \
410 .name = _name, \
411 .header = hpp__header_fn, \
412 .width = hpp__width_fn, \
413 .color = hpp__color_ ## _fn, \
414 .entry = hpp__entry_ ## _fn, \
415 .cmp = hpp__nop_cmp, \
416 .collapse = hpp__nop_cmp, \
417 .sort = hpp__sort_ ## _fn, \
418 .idx = PERF_HPP__ ## _idx, \
419 .equal = hpp__equal, \
420 }
421
422#define HPP__PRINT_FNS(_name, _fn, _idx) \
423 { \
424 .name = _name, \
425 .header = hpp__header_fn, \
426 .width = hpp__width_fn, \
427 .entry = hpp__entry_ ## _fn, \
428 .cmp = hpp__nop_cmp, \
429 .collapse = hpp__nop_cmp, \
430 .sort = hpp__sort_ ## _fn, \
431 .idx = PERF_HPP__ ## _idx, \
432 .equal = hpp__equal, \
433 }
434
435struct perf_hpp_fmt perf_hpp__format[] = {
436 HPP__COLOR_PRINT_FNS("Overhead", overhead, OVERHEAD),
437 HPP__COLOR_PRINT_FNS("sys", overhead_sys, OVERHEAD_SYS),
438 HPP__COLOR_PRINT_FNS("usr", overhead_us, OVERHEAD_US),
439 HPP__COLOR_PRINT_FNS("guest sys", overhead_guest_sys, OVERHEAD_GUEST_SYS),
440 HPP__COLOR_PRINT_FNS("guest usr", overhead_guest_us, OVERHEAD_GUEST_US),
441 HPP__COLOR_ACC_PRINT_FNS("Children", overhead_acc, OVERHEAD_ACC),
442 HPP__PRINT_FNS("Samples", samples, SAMPLES),
443 HPP__PRINT_FNS("Period", period, PERIOD)
444};
445
446struct perf_hpp_list perf_hpp_list = {
447 .fields = LIST_HEAD_INIT(perf_hpp_list.fields),
448 .sorts = LIST_HEAD_INIT(perf_hpp_list.sorts),
449 .nr_header_lines = 1,
450};
451
452#undef HPP__COLOR_PRINT_FNS
453#undef HPP__COLOR_ACC_PRINT_FNS
454#undef HPP__PRINT_FNS
455
456#undef HPP_PERCENT_FNS
457#undef HPP_PERCENT_ACC_FNS
458#undef HPP_RAW_FNS
459
460#undef __HPP_HEADER_FN
461#undef __HPP_WIDTH_FN
462#undef __HPP_COLOR_PERCENT_FN
463#undef __HPP_ENTRY_PERCENT_FN
464#undef __HPP_COLOR_ACC_PERCENT_FN
465#undef __HPP_ENTRY_ACC_PERCENT_FN
466#undef __HPP_ENTRY_RAW_FN
467#undef __HPP_SORT_FN
468#undef __HPP_SORT_ACC_FN
469#undef __HPP_SORT_RAW_FN
470
471
472void perf_hpp__init(void)
473{
474 int i;
475
476 for (i = 0; i < PERF_HPP__MAX_INDEX; i++) {
477 struct perf_hpp_fmt *fmt = &perf_hpp__format[i];
478
479 INIT_LIST_HEAD(&fmt->list);
480
481 /* sort_list may be linked by setup_sorting() */
482 if (fmt->sort_list.next == NULL)
483 INIT_LIST_HEAD(&fmt->sort_list);
484 }
485
486 /*
487 * If user specified field order, no need to setup default fields.
488 */
489 if (is_strict_order(field_order))
490 return;
491
492 if (symbol_conf.cumulate_callchain) {
493 hpp_dimension__add_output(PERF_HPP__OVERHEAD_ACC);
494 perf_hpp__format[PERF_HPP__OVERHEAD].name = "Self";
495 }
496
497 hpp_dimension__add_output(PERF_HPP__OVERHEAD);
498
499 if (symbol_conf.show_cpu_utilization) {
500 hpp_dimension__add_output(PERF_HPP__OVERHEAD_SYS);
501 hpp_dimension__add_output(PERF_HPP__OVERHEAD_US);
502
503 if (perf_guest) {
504 hpp_dimension__add_output(PERF_HPP__OVERHEAD_GUEST_SYS);
505 hpp_dimension__add_output(PERF_HPP__OVERHEAD_GUEST_US);
506 }
507 }
508
509 if (symbol_conf.show_nr_samples)
510 hpp_dimension__add_output(PERF_HPP__SAMPLES);
511
512 if (symbol_conf.show_total_period)
513 hpp_dimension__add_output(PERF_HPP__PERIOD);
514}
515
516void perf_hpp_list__column_register(struct perf_hpp_list *list,
517 struct perf_hpp_fmt *format)
518{
519 list_add_tail(&format->list, &list->fields);
520}
521
522void perf_hpp_list__register_sort_field(struct perf_hpp_list *list,
523 struct perf_hpp_fmt *format)
524{
525 list_add_tail(&format->sort_list, &list->sorts);
526}
527
528void perf_hpp_list__prepend_sort_field(struct perf_hpp_list *list,
529 struct perf_hpp_fmt *format)
530{
531 list_add(&format->sort_list, &list->sorts);
532}
533
534void perf_hpp__column_unregister(struct perf_hpp_fmt *format)
535{
536 list_del_init(&format->list);
537}
538
539void perf_hpp__cancel_cumulate(void)
540{
541 struct perf_hpp_fmt *fmt, *acc, *ovh, *tmp;
542
543 if (is_strict_order(field_order))
544 return;
545
546 ovh = &perf_hpp__format[PERF_HPP__OVERHEAD];
547 acc = &perf_hpp__format[PERF_HPP__OVERHEAD_ACC];
548
549 perf_hpp_list__for_each_format_safe(&perf_hpp_list, fmt, tmp) {
550 if (acc->equal(acc, fmt)) {
551 perf_hpp__column_unregister(fmt);
552 continue;
553 }
554
555 if (ovh->equal(ovh, fmt))
556 fmt->name = "Overhead";
557 }
558}
559
560static bool fmt_equal(struct perf_hpp_fmt *a, struct perf_hpp_fmt *b)
561{
562 return a->equal && a->equal(a, b);
563}
564
565void perf_hpp__setup_output_field(struct perf_hpp_list *list)
566{
567 struct perf_hpp_fmt *fmt;
568
569 /* append sort keys to output field */
570 perf_hpp_list__for_each_sort_list(list, fmt) {
571 struct perf_hpp_fmt *pos;
572
573 /* skip sort-only fields ("sort_compute" in perf diff) */
574 if (!fmt->entry && !fmt->color)
575 continue;
576
577 perf_hpp_list__for_each_format(list, pos) {
578 if (fmt_equal(fmt, pos))
579 goto next;
580 }
581
582 perf_hpp__column_register(fmt);
583next:
584 continue;
585 }
586}
587
588void perf_hpp__append_sort_keys(struct perf_hpp_list *list)
589{
590 struct perf_hpp_fmt *fmt;
591
592 /* append output fields to sort keys */
593 perf_hpp_list__for_each_format(list, fmt) {
594 struct perf_hpp_fmt *pos;
595
596 perf_hpp_list__for_each_sort_list(list, pos) {
597 if (fmt_equal(fmt, pos))
598 goto next;
599 }
600
601 perf_hpp__register_sort_field(fmt);
602next:
603 continue;
604 }
605}
606
607
608static void fmt_free(struct perf_hpp_fmt *fmt)
609{
610 /*
611 * At this point fmt should be completely
612 * unhooked, if not it's a bug.
613 */
614 BUG_ON(!list_empty(&fmt->list));
615 BUG_ON(!list_empty(&fmt->sort_list));
616
617 if (fmt->free)
618 fmt->free(fmt);
619}
620
621void perf_hpp__reset_output_field(struct perf_hpp_list *list)
622{
623 struct perf_hpp_fmt *fmt, *tmp;
624
625 /* reset output fields */
626 perf_hpp_list__for_each_format_safe(list, fmt, tmp) {
627 list_del_init(&fmt->list);
628 list_del_init(&fmt->sort_list);
629 fmt_free(fmt);
630 }
631
632 /* reset sort keys */
633 perf_hpp_list__for_each_sort_list_safe(list, fmt, tmp) {
634 list_del_init(&fmt->list);
635 list_del_init(&fmt->sort_list);
636 fmt_free(fmt);
637 }
638}
639
640/*
641 * See hists__fprintf to match the column widths
642 */
643unsigned int hists__sort_list_width(struct hists *hists)
644{
645 struct perf_hpp_fmt *fmt;
646 int ret = 0;
647 bool first = true;
648 struct perf_hpp dummy_hpp;
649
650 hists__for_each_format(hists, fmt) {
651 if (perf_hpp__should_skip(fmt, hists))
652 continue;
653
654 if (first)
655 first = false;
656 else
657 ret += 2;
658
659 ret += fmt->width(fmt, &dummy_hpp, hists);
660 }
661
662 if (verbose > 0 && hists__has(hists, sym)) /* Addr + origin */
663 ret += 3 + BITS_PER_LONG / 4;
664
665 return ret;
666}
667
668unsigned int hists__overhead_width(struct hists *hists)
669{
670 struct perf_hpp_fmt *fmt;
671 int ret = 0;
672 bool first = true;
673 struct perf_hpp dummy_hpp;
674
675 hists__for_each_format(hists, fmt) {
676 if (perf_hpp__is_sort_entry(fmt) || perf_hpp__is_dynamic_entry(fmt))
677 break;
678
679 if (first)
680 first = false;
681 else
682 ret += 2;
683
684 ret += fmt->width(fmt, &dummy_hpp, hists);
685 }
686
687 return ret;
688}
689
690void perf_hpp__reset_width(struct perf_hpp_fmt *fmt, struct hists *hists)
691{
692 if (perf_hpp__is_sort_entry(fmt))
693 return perf_hpp__reset_sort_width(fmt, hists);
694
695 if (perf_hpp__is_dynamic_entry(fmt))
696 return;
697
698 BUG_ON(fmt->idx >= PERF_HPP__MAX_INDEX);
699
700 switch (fmt->idx) {
701 case PERF_HPP__OVERHEAD:
702 case PERF_HPP__OVERHEAD_SYS:
703 case PERF_HPP__OVERHEAD_US:
704 case PERF_HPP__OVERHEAD_ACC:
705 fmt->len = 8;
706 break;
707
708 case PERF_HPP__OVERHEAD_GUEST_SYS:
709 case PERF_HPP__OVERHEAD_GUEST_US:
710 fmt->len = 9;
711 break;
712
713 case PERF_HPP__SAMPLES:
714 case PERF_HPP__PERIOD:
715 fmt->len = 12;
716 break;
717
718 default:
719 break;
720 }
721}
722
723void hists__reset_column_width(struct hists *hists)
724{
725 struct perf_hpp_fmt *fmt;
726 struct perf_hpp_list_node *node;
727
728 hists__for_each_format(hists, fmt)
729 perf_hpp__reset_width(fmt, hists);
730
731 /* hierarchy entries have their own hpp list */
732 list_for_each_entry(node, &hists->hpp_formats, list) {
733 perf_hpp_list__for_each_format(&node->hpp, fmt)
734 perf_hpp__reset_width(fmt, hists);
735 }
736}
737
738void perf_hpp__set_user_width(const char *width_list_str)
739{
740 struct perf_hpp_fmt *fmt;
741 const char *ptr = width_list_str;
742
743 perf_hpp_list__for_each_format(&perf_hpp_list, fmt) {
744 char *p;
745
746 int len = strtol(ptr, &p, 10);
747 fmt->user_len = len;
748
749 if (*p == ',')
750 ptr = p + 1;
751 else
752 break;
753 }
754}
755
756static int add_hierarchy_fmt(struct hists *hists, struct perf_hpp_fmt *fmt)
757{
758 struct perf_hpp_list_node *node = NULL;
759 struct perf_hpp_fmt *fmt_copy;
760 bool found = false;
761 bool skip = perf_hpp__should_skip(fmt, hists);
762
763 list_for_each_entry(node, &hists->hpp_formats, list) {
764 if (node->level == fmt->level) {
765 found = true;
766 break;
767 }
768 }
769
770 if (!found) {
771 node = malloc(sizeof(*node));
772 if (node == NULL)
773 return -1;
774
775 node->skip = skip;
776 node->level = fmt->level;
777 perf_hpp_list__init(&node->hpp);
778
779 hists->nr_hpp_node++;
780 list_add_tail(&node->list, &hists->hpp_formats);
781 }
782
783 fmt_copy = perf_hpp_fmt__dup(fmt);
784 if (fmt_copy == NULL)
785 return -1;
786
787 if (!skip)
788 node->skip = false;
789
790 list_add_tail(&fmt_copy->list, &node->hpp.fields);
791 list_add_tail(&fmt_copy->sort_list, &node->hpp.sorts);
792
793 return 0;
794}
795
796int perf_hpp__setup_hists_formats(struct perf_hpp_list *list,
797 struct perf_evlist *evlist)
798{
799 struct perf_evsel *evsel;
800 struct perf_hpp_fmt *fmt;
801 struct hists *hists;
802 int ret;
803
804 if (!symbol_conf.report_hierarchy)
805 return 0;
806
807 evlist__for_each_entry(evlist, evsel) {
808 hists = evsel__hists(evsel);
809
810 perf_hpp_list__for_each_sort_list(list, fmt) {
811 if (perf_hpp__is_dynamic_entry(fmt) &&
812 !perf_hpp__defined_dynamic_entry(fmt, hists))
813 continue;
814
815 ret = add_hierarchy_fmt(hists, fmt);
816 if (ret < 0)
817 return ret;
818 }
819 }
820
821 return 0;
822}