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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 <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_print(struct perf_hpp *hpp, struct hists *hists, u64 val,
27 int nr_samples, const char *fmt, int len,
28 hpp_snprint_fn print_fn, enum perf_hpp_fmt_type fmtype)
29{
30 if (fmtype == PERF_HPP_FMT_TYPE__PERCENT) {
31 double percent = 0.0;
32 u64 total = hists__total_period(hists);
33
34 if (total)
35 percent = 100.0 * val / total;
36
37 return hpp__call_print_fn(hpp, print_fn, fmt, len, percent);
38 }
39
40 if (fmtype == PERF_HPP_FMT_TYPE__AVERAGE) {
41 double avg = nr_samples ? (1.0 * val / nr_samples) : 0;
42
43 return hpp__call_print_fn(hpp, print_fn, fmt, len, avg);
44 }
45
46 return hpp__call_print_fn(hpp, print_fn, fmt, len, val);
47}
48
49struct hpp_fmt_value {
50 struct hists *hists;
51 u64 val;
52 int samples;
53};
54
55static int __hpp__fmt(struct perf_hpp *hpp, struct hist_entry *he,
56 hpp_field_fn get_field, const char *fmt, int len,
57 hpp_snprint_fn print_fn, enum perf_hpp_fmt_type fmtype)
58{
59 int ret = 0;
60 struct hists *hists = he->hists;
61 struct evsel *evsel = hists_to_evsel(hists);
62 struct evsel *pos;
63 char *buf = hpp->buf;
64 size_t size = hpp->size;
65 int i = 0, nr_members = 1;
66 struct hpp_fmt_value *values;
67
68 if (evsel__is_group_event(evsel))
69 nr_members = evsel->core.nr_members;
70
71 values = calloc(nr_members, sizeof(*values));
72 if (values == NULL)
73 return 0;
74
75 values[0].hists = evsel__hists(evsel);
76 values[0].val = get_field(he);
77 values[0].samples = he->stat.nr_events;
78
79 if (evsel__is_group_event(evsel)) {
80 struct hist_entry *pair;
81
82 for_each_group_member(pos, evsel)
83 values[++i].hists = evsel__hists(pos);
84
85 list_for_each_entry(pair, &he->pairs.head, pairs.node) {
86 for (i = 0; i < nr_members; i++) {
87 if (values[i].hists != pair->hists)
88 continue;
89
90 values[i].val = get_field(pair);
91 values[i].samples = pair->stat.nr_events;
92 break;
93 }
94 }
95 }
96
97 for (i = 0; i < nr_members; i++) {
98 if (symbol_conf.skip_empty &&
99 values[i].hists->stats.nr_samples == 0)
100 continue;
101
102 ret += __hpp__fmt_print(hpp, values[i].hists, values[i].val,
103 values[i].samples, fmt, len,
104 print_fn, fmtype);
105 }
106
107 free(values);
108
109 /*
110 * Restore original buf and size as it's where caller expects
111 * the result will be saved.
112 */
113 hpp->buf = buf;
114 hpp->size = size;
115
116 return ret;
117}
118
119int hpp__fmt(struct perf_hpp_fmt *fmt, struct perf_hpp *hpp,
120 struct hist_entry *he, hpp_field_fn get_field,
121 const char *fmtstr, hpp_snprint_fn print_fn,
122 enum perf_hpp_fmt_type fmtype)
123{
124 int len = fmt->user_len ?: fmt->len;
125
126 if (symbol_conf.field_sep) {
127 return __hpp__fmt(hpp, he, get_field, fmtstr, 1,
128 print_fn, fmtype);
129 }
130
131 if (fmtype == PERF_HPP_FMT_TYPE__PERCENT)
132 len -= 2; /* 2 for a space and a % sign */
133 else
134 len -= 1;
135
136 return __hpp__fmt(hpp, he, get_field, fmtstr, len, print_fn, fmtype);
137}
138
139int hpp__fmt_acc(struct perf_hpp_fmt *fmt, struct perf_hpp *hpp,
140 struct hist_entry *he, hpp_field_fn get_field,
141 const char *fmtstr, hpp_snprint_fn print_fn,
142 enum perf_hpp_fmt_type fmtype)
143{
144 if (!symbol_conf.cumulate_callchain) {
145 int len = fmt->user_len ?: fmt->len;
146 return snprintf(hpp->buf, hpp->size, " %*s", len - 1, "N/A");
147 }
148
149 return hpp__fmt(fmt, hpp, he, get_field, fmtstr, print_fn, fmtype);
150}
151
152static int field_cmp(u64 field_a, u64 field_b)
153{
154 if (field_a > field_b)
155 return 1;
156 if (field_a < field_b)
157 return -1;
158 return 0;
159}
160
161static int hist_entry__new_pair(struct hist_entry *a, struct hist_entry *b,
162 hpp_field_fn get_field, int nr_members,
163 u64 **fields_a, u64 **fields_b)
164{
165 u64 *fa = calloc(nr_members, sizeof(*fa)),
166 *fb = calloc(nr_members, sizeof(*fb));
167 struct hist_entry *pair;
168
169 if (!fa || !fb)
170 goto out_free;
171
172 list_for_each_entry(pair, &a->pairs.head, pairs.node) {
173 struct evsel *evsel = hists_to_evsel(pair->hists);
174 fa[evsel__group_idx(evsel)] = get_field(pair);
175 }
176
177 list_for_each_entry(pair, &b->pairs.head, pairs.node) {
178 struct evsel *evsel = hists_to_evsel(pair->hists);
179 fb[evsel__group_idx(evsel)] = get_field(pair);
180 }
181
182 *fields_a = fa;
183 *fields_b = fb;
184 return 0;
185out_free:
186 free(fa);
187 free(fb);
188 *fields_a = *fields_b = NULL;
189 return -1;
190}
191
192static int __hpp__group_sort_idx(struct hist_entry *a, struct hist_entry *b,
193 hpp_field_fn get_field, int idx)
194{
195 struct evsel *evsel = hists_to_evsel(a->hists);
196 u64 *fields_a, *fields_b;
197 int cmp, nr_members, ret, i;
198
199 cmp = field_cmp(get_field(a), get_field(b));
200 if (!evsel__is_group_event(evsel))
201 return cmp;
202
203 nr_members = evsel->core.nr_members;
204 if (idx < 1 || idx >= nr_members)
205 return cmp;
206
207 ret = hist_entry__new_pair(a, b, get_field, nr_members, &fields_a, &fields_b);
208 if (ret) {
209 ret = cmp;
210 goto out;
211 }
212
213 ret = field_cmp(fields_a[idx], fields_b[idx]);
214 if (ret)
215 goto out;
216
217 for (i = 1; i < nr_members; i++) {
218 if (i != idx) {
219 ret = field_cmp(fields_a[i], fields_b[i]);
220 if (ret)
221 goto out;
222 }
223 }
224
225out:
226 free(fields_a);
227 free(fields_b);
228
229 return ret;
230}
231
232static int __hpp__sort(struct hist_entry *a, struct hist_entry *b,
233 hpp_field_fn get_field)
234{
235 s64 ret;
236 int i, nr_members;
237 struct evsel *evsel;
238 u64 *fields_a, *fields_b;
239
240 if (symbol_conf.group_sort_idx && symbol_conf.event_group) {
241 return __hpp__group_sort_idx(a, b, get_field,
242 symbol_conf.group_sort_idx);
243 }
244
245 ret = field_cmp(get_field(a), get_field(b));
246 if (ret || !symbol_conf.event_group)
247 return ret;
248
249 evsel = hists_to_evsel(a->hists);
250 if (!evsel__is_group_event(evsel))
251 return ret;
252
253 nr_members = evsel->core.nr_members;
254 i = hist_entry__new_pair(a, b, get_field, nr_members, &fields_a, &fields_b);
255 if (i)
256 goto out;
257
258 for (i = 1; i < nr_members; i++) {
259 ret = field_cmp(fields_a[i], fields_b[i]);
260 if (ret)
261 break;
262 }
263
264out:
265 free(fields_a);
266 free(fields_b);
267
268 return ret;
269}
270
271static int __hpp__sort_acc(struct hist_entry *a, struct hist_entry *b,
272 hpp_field_fn get_field)
273{
274 s64 ret = 0;
275
276 if (symbol_conf.cumulate_callchain) {
277 /*
278 * Put caller above callee when they have equal period.
279 */
280 ret = field_cmp(get_field(a), get_field(b));
281 if (ret)
282 return ret;
283
284 if ((a->thread == NULL ? NULL : RC_CHK_ACCESS(a->thread)) !=
285 (b->thread == NULL ? NULL : RC_CHK_ACCESS(b->thread)) ||
286 !hist_entry__has_callchains(a) || !symbol_conf.use_callchain)
287 return 0;
288
289 ret = b->callchain->max_depth - a->callchain->max_depth;
290 if (callchain_param.order == ORDER_CALLER)
291 ret = -ret;
292 }
293 return ret;
294}
295
296static int hpp__width_fn(struct perf_hpp_fmt *fmt,
297 struct perf_hpp *hpp __maybe_unused,
298 struct hists *hists)
299{
300 int len = fmt->user_len ?: fmt->len;
301 struct evsel *evsel = hists_to_evsel(hists);
302
303 if (symbol_conf.event_group) {
304 int nr = 0;
305 struct evsel *pos;
306
307 for_each_group_evsel(pos, evsel) {
308 if (!symbol_conf.skip_empty ||
309 evsel__hists(pos)->stats.nr_samples)
310 nr++;
311 }
312
313 len = max(len, nr * fmt->len);
314 }
315
316 if (len < (int)strlen(fmt->name))
317 len = strlen(fmt->name);
318
319 return len;
320}
321
322static int hpp__header_fn(struct perf_hpp_fmt *fmt, struct perf_hpp *hpp,
323 struct hists *hists, int line __maybe_unused,
324 int *span __maybe_unused)
325{
326 int len = hpp__width_fn(fmt, hpp, hists);
327 return scnprintf(hpp->buf, hpp->size, "%*s", len, fmt->name);
328}
329
330int hpp_color_scnprintf(struct perf_hpp *hpp, const char *fmt, ...)
331{
332 va_list args;
333 ssize_t ssize = hpp->size;
334 double percent;
335 int ret, len;
336
337 va_start(args, fmt);
338 len = va_arg(args, int);
339 percent = va_arg(args, double);
340 ret = percent_color_len_snprintf(hpp->buf, hpp->size, fmt, len, percent);
341 va_end(args);
342
343 return (ret >= ssize) ? (ssize - 1) : ret;
344}
345
346static int hpp_entry_scnprintf(struct perf_hpp *hpp, const char *fmt, ...)
347{
348 va_list args;
349 ssize_t ssize = hpp->size;
350 int ret;
351
352 va_start(args, fmt);
353 ret = vsnprintf(hpp->buf, hpp->size, fmt, args);
354 va_end(args);
355
356 return (ret >= ssize) ? (ssize - 1) : ret;
357}
358
359#define __HPP_COLOR_PERCENT_FN(_type, _field) \
360static u64 he_get_##_field(struct hist_entry *he) \
361{ \
362 return he->stat._field; \
363} \
364 \
365static int hpp__color_##_type(struct perf_hpp_fmt *fmt, \
366 struct perf_hpp *hpp, struct hist_entry *he) \
367{ \
368 return hpp__fmt(fmt, hpp, he, he_get_##_field, " %*.2f%%", \
369 hpp_color_scnprintf, PERF_HPP_FMT_TYPE__PERCENT); \
370}
371
372#define __HPP_ENTRY_PERCENT_FN(_type, _field) \
373static int hpp__entry_##_type(struct perf_hpp_fmt *fmt, \
374 struct perf_hpp *hpp, struct hist_entry *he) \
375{ \
376 return hpp__fmt(fmt, hpp, he, he_get_##_field, " %*.2f%%", \
377 hpp_entry_scnprintf, PERF_HPP_FMT_TYPE__PERCENT); \
378}
379
380#define __HPP_SORT_FN(_type, _field) \
381static int64_t hpp__sort_##_type(struct perf_hpp_fmt *fmt __maybe_unused, \
382 struct hist_entry *a, struct hist_entry *b) \
383{ \
384 return __hpp__sort(a, b, he_get_##_field); \
385}
386
387#define __HPP_COLOR_ACC_PERCENT_FN(_type, _field) \
388static u64 he_get_acc_##_field(struct hist_entry *he) \
389{ \
390 return he->stat_acc->_field; \
391} \
392 \
393static int hpp__color_##_type(struct perf_hpp_fmt *fmt, \
394 struct perf_hpp *hpp, struct hist_entry *he) \
395{ \
396 return hpp__fmt_acc(fmt, hpp, he, he_get_acc_##_field, " %*.2f%%", \
397 hpp_color_scnprintf, PERF_HPP_FMT_TYPE__PERCENT); \
398}
399
400#define __HPP_ENTRY_ACC_PERCENT_FN(_type, _field) \
401static int hpp__entry_##_type(struct perf_hpp_fmt *fmt, \
402 struct perf_hpp *hpp, struct hist_entry *he) \
403{ \
404 return hpp__fmt_acc(fmt, hpp, he, he_get_acc_##_field, " %*.2f%%", \
405 hpp_entry_scnprintf, PERF_HPP_FMT_TYPE__PERCENT); \
406}
407
408#define __HPP_SORT_ACC_FN(_type, _field) \
409static int64_t hpp__sort_##_type(struct perf_hpp_fmt *fmt __maybe_unused, \
410 struct hist_entry *a, struct hist_entry *b) \
411{ \
412 return __hpp__sort_acc(a, b, he_get_acc_##_field); \
413}
414
415#define __HPP_ENTRY_RAW_FN(_type, _field) \
416static u64 he_get_raw_##_field(struct hist_entry *he) \
417{ \
418 return he->stat._field; \
419} \
420 \
421static int hpp__entry_##_type(struct perf_hpp_fmt *fmt, \
422 struct perf_hpp *hpp, struct hist_entry *he) \
423{ \
424 return hpp__fmt(fmt, hpp, he, he_get_raw_##_field, " %*"PRIu64, \
425 hpp_entry_scnprintf, PERF_HPP_FMT_TYPE__RAW); \
426}
427
428#define __HPP_SORT_RAW_FN(_type, _field) \
429static int64_t hpp__sort_##_type(struct perf_hpp_fmt *fmt __maybe_unused, \
430 struct hist_entry *a, struct hist_entry *b) \
431{ \
432 return __hpp__sort(a, b, he_get_raw_##_field); \
433}
434
435#define __HPP_ENTRY_AVERAGE_FN(_type, _field) \
436static u64 he_get_##_field(struct hist_entry *he) \
437{ \
438 return he->stat._field; \
439} \
440 \
441static int hpp__entry_##_type(struct perf_hpp_fmt *fmt, \
442 struct perf_hpp *hpp, struct hist_entry *he) \
443{ \
444 return hpp__fmt(fmt, hpp, he, he_get_##_field, " %*.1f", \
445 hpp_entry_scnprintf, PERF_HPP_FMT_TYPE__AVERAGE); \
446}
447
448#define __HPP_SORT_AVERAGE_FN(_type, _field) \
449static int64_t hpp__sort_##_type(struct perf_hpp_fmt *fmt __maybe_unused, \
450 struct hist_entry *a, struct hist_entry *b) \
451{ \
452 return __hpp__sort(a, b, he_get_##_field); \
453}
454
455
456#define HPP_PERCENT_FNS(_type, _field) \
457__HPP_COLOR_PERCENT_FN(_type, _field) \
458__HPP_ENTRY_PERCENT_FN(_type, _field) \
459__HPP_SORT_FN(_type, _field)
460
461#define HPP_PERCENT_ACC_FNS(_type, _field) \
462__HPP_COLOR_ACC_PERCENT_FN(_type, _field) \
463__HPP_ENTRY_ACC_PERCENT_FN(_type, _field) \
464__HPP_SORT_ACC_FN(_type, _field)
465
466#define HPP_RAW_FNS(_type, _field) \
467__HPP_ENTRY_RAW_FN(_type, _field) \
468__HPP_SORT_RAW_FN(_type, _field)
469
470#define HPP_AVERAGE_FNS(_type, _field) \
471__HPP_ENTRY_AVERAGE_FN(_type, _field) \
472__HPP_SORT_AVERAGE_FN(_type, _field)
473
474HPP_PERCENT_FNS(overhead, period)
475HPP_PERCENT_FNS(overhead_sys, period_sys)
476HPP_PERCENT_FNS(overhead_us, period_us)
477HPP_PERCENT_FNS(overhead_guest_sys, period_guest_sys)
478HPP_PERCENT_FNS(overhead_guest_us, period_guest_us)
479HPP_PERCENT_ACC_FNS(overhead_acc, period)
480
481HPP_RAW_FNS(samples, nr_events)
482HPP_RAW_FNS(period, period)
483
484HPP_AVERAGE_FNS(weight1, weight1)
485HPP_AVERAGE_FNS(weight2, weight2)
486HPP_AVERAGE_FNS(weight3, weight3)
487
488static int64_t hpp__nop_cmp(struct perf_hpp_fmt *fmt __maybe_unused,
489 struct hist_entry *a __maybe_unused,
490 struct hist_entry *b __maybe_unused)
491{
492 return 0;
493}
494
495static bool perf_hpp__is_hpp_entry(struct perf_hpp_fmt *a)
496{
497 return a->header == hpp__header_fn;
498}
499
500static bool hpp__equal(struct perf_hpp_fmt *a, struct perf_hpp_fmt *b)
501{
502 if (!perf_hpp__is_hpp_entry(a) || !perf_hpp__is_hpp_entry(b))
503 return false;
504
505 return a->idx == b->idx;
506}
507
508#define HPP__COLOR_PRINT_FNS(_name, _fn, _idx) \
509 { \
510 .name = _name, \
511 .header = hpp__header_fn, \
512 .width = hpp__width_fn, \
513 .color = hpp__color_ ## _fn, \
514 .entry = hpp__entry_ ## _fn, \
515 .cmp = hpp__nop_cmp, \
516 .collapse = hpp__nop_cmp, \
517 .sort = hpp__sort_ ## _fn, \
518 .idx = PERF_HPP__ ## _idx, \
519 .equal = hpp__equal, \
520 }
521
522#define HPP__COLOR_ACC_PRINT_FNS(_name, _fn, _idx) \
523 { \
524 .name = _name, \
525 .header = hpp__header_fn, \
526 .width = hpp__width_fn, \
527 .color = hpp__color_ ## _fn, \
528 .entry = hpp__entry_ ## _fn, \
529 .cmp = hpp__nop_cmp, \
530 .collapse = hpp__nop_cmp, \
531 .sort = hpp__sort_ ## _fn, \
532 .idx = PERF_HPP__ ## _idx, \
533 .equal = hpp__equal, \
534 }
535
536#define HPP__PRINT_FNS(_name, _fn, _idx) \
537 { \
538 .name = _name, \
539 .header = hpp__header_fn, \
540 .width = hpp__width_fn, \
541 .entry = hpp__entry_ ## _fn, \
542 .cmp = hpp__nop_cmp, \
543 .collapse = hpp__nop_cmp, \
544 .sort = hpp__sort_ ## _fn, \
545 .idx = PERF_HPP__ ## _idx, \
546 .equal = hpp__equal, \
547 }
548
549struct perf_hpp_fmt perf_hpp__format[] = {
550 HPP__COLOR_PRINT_FNS("Overhead", overhead, OVERHEAD),
551 HPP__COLOR_PRINT_FNS("sys", overhead_sys, OVERHEAD_SYS),
552 HPP__COLOR_PRINT_FNS("usr", overhead_us, OVERHEAD_US),
553 HPP__COLOR_PRINT_FNS("guest sys", overhead_guest_sys, OVERHEAD_GUEST_SYS),
554 HPP__COLOR_PRINT_FNS("guest usr", overhead_guest_us, OVERHEAD_GUEST_US),
555 HPP__COLOR_ACC_PRINT_FNS("Children", overhead_acc, OVERHEAD_ACC),
556 HPP__PRINT_FNS("Samples", samples, SAMPLES),
557 HPP__PRINT_FNS("Period", period, PERIOD),
558 HPP__PRINT_FNS("Weight1", weight1, WEIGHT1),
559 HPP__PRINT_FNS("Weight2", weight2, WEIGHT2),
560 HPP__PRINT_FNS("Weight3", weight3, WEIGHT3),
561};
562
563struct perf_hpp_list perf_hpp_list = {
564 .fields = LIST_HEAD_INIT(perf_hpp_list.fields),
565 .sorts = LIST_HEAD_INIT(perf_hpp_list.sorts),
566 .nr_header_lines = 1,
567};
568
569#undef HPP__COLOR_PRINT_FNS
570#undef HPP__COLOR_ACC_PRINT_FNS
571#undef HPP__PRINT_FNS
572
573#undef HPP_PERCENT_FNS
574#undef HPP_PERCENT_ACC_FNS
575#undef HPP_RAW_FNS
576#undef HPP_AVERAGE_FNS
577
578#undef __HPP_HEADER_FN
579#undef __HPP_WIDTH_FN
580#undef __HPP_COLOR_PERCENT_FN
581#undef __HPP_ENTRY_PERCENT_FN
582#undef __HPP_COLOR_ACC_PERCENT_FN
583#undef __HPP_ENTRY_ACC_PERCENT_FN
584#undef __HPP_ENTRY_RAW_FN
585#undef __HPP_ENTRY_AVERAGE_FN
586#undef __HPP_SORT_FN
587#undef __HPP_SORT_ACC_FN
588#undef __HPP_SORT_RAW_FN
589#undef __HPP_SORT_AVERAGE_FN
590
591static void fmt_free(struct perf_hpp_fmt *fmt)
592{
593 /*
594 * At this point fmt should be completely
595 * unhooked, if not it's a bug.
596 */
597 BUG_ON(!list_empty(&fmt->list));
598 BUG_ON(!list_empty(&fmt->sort_list));
599
600 if (fmt->free)
601 fmt->free(fmt);
602}
603
604void perf_hpp__init(void)
605{
606 int i;
607
608 for (i = 0; i < PERF_HPP__MAX_INDEX; i++) {
609 struct perf_hpp_fmt *fmt = &perf_hpp__format[i];
610
611 INIT_LIST_HEAD(&fmt->list);
612
613 /* sort_list may be linked by setup_sorting() */
614 if (fmt->sort_list.next == NULL)
615 INIT_LIST_HEAD(&fmt->sort_list);
616 }
617
618 /*
619 * If user specified field order, no need to setup default fields.
620 */
621 if (is_strict_order(field_order))
622 return;
623
624 if (symbol_conf.cumulate_callchain) {
625 hpp_dimension__add_output(PERF_HPP__OVERHEAD_ACC);
626 perf_hpp__format[PERF_HPP__OVERHEAD].name = "Self";
627 }
628
629 hpp_dimension__add_output(PERF_HPP__OVERHEAD);
630
631 if (symbol_conf.show_cpu_utilization) {
632 hpp_dimension__add_output(PERF_HPP__OVERHEAD_SYS);
633 hpp_dimension__add_output(PERF_HPP__OVERHEAD_US);
634
635 if (perf_guest) {
636 hpp_dimension__add_output(PERF_HPP__OVERHEAD_GUEST_SYS);
637 hpp_dimension__add_output(PERF_HPP__OVERHEAD_GUEST_US);
638 }
639 }
640
641 if (symbol_conf.show_nr_samples)
642 hpp_dimension__add_output(PERF_HPP__SAMPLES);
643
644 if (symbol_conf.show_total_period)
645 hpp_dimension__add_output(PERF_HPP__PERIOD);
646}
647
648void perf_hpp_list__column_register(struct perf_hpp_list *list,
649 struct perf_hpp_fmt *format)
650{
651 list_add_tail(&format->list, &list->fields);
652}
653
654void perf_hpp_list__register_sort_field(struct perf_hpp_list *list,
655 struct perf_hpp_fmt *format)
656{
657 list_add_tail(&format->sort_list, &list->sorts);
658}
659
660void perf_hpp_list__prepend_sort_field(struct perf_hpp_list *list,
661 struct perf_hpp_fmt *format)
662{
663 list_add(&format->sort_list, &list->sorts);
664}
665
666static void perf_hpp__column_unregister(struct perf_hpp_fmt *format)
667{
668 list_del_init(&format->list);
669 fmt_free(format);
670}
671
672void perf_hpp__cancel_cumulate(void)
673{
674 struct perf_hpp_fmt *fmt, *acc, *ovh, *tmp;
675
676 if (is_strict_order(field_order))
677 return;
678
679 ovh = &perf_hpp__format[PERF_HPP__OVERHEAD];
680 acc = &perf_hpp__format[PERF_HPP__OVERHEAD_ACC];
681
682 perf_hpp_list__for_each_format_safe(&perf_hpp_list, fmt, tmp) {
683 if (acc->equal(acc, fmt)) {
684 perf_hpp__column_unregister(fmt);
685 continue;
686 }
687
688 if (ovh->equal(ovh, fmt))
689 fmt->name = "Overhead";
690 }
691}
692
693static bool fmt_equal(struct perf_hpp_fmt *a, struct perf_hpp_fmt *b)
694{
695 return a->equal && a->equal(a, b);
696}
697
698void perf_hpp__setup_output_field(struct perf_hpp_list *list)
699{
700 struct perf_hpp_fmt *fmt;
701
702 /* append sort keys to output field */
703 perf_hpp_list__for_each_sort_list(list, fmt) {
704 struct perf_hpp_fmt *pos;
705
706 /* skip sort-only fields ("sort_compute" in perf diff) */
707 if (!fmt->entry && !fmt->color)
708 continue;
709
710 perf_hpp_list__for_each_format(list, pos) {
711 if (fmt_equal(fmt, pos))
712 goto next;
713 }
714
715 perf_hpp__column_register(fmt);
716next:
717 continue;
718 }
719}
720
721void perf_hpp__append_sort_keys(struct perf_hpp_list *list)
722{
723 struct perf_hpp_fmt *fmt;
724
725 /* append output fields to sort keys */
726 perf_hpp_list__for_each_format(list, fmt) {
727 struct perf_hpp_fmt *pos;
728
729 perf_hpp_list__for_each_sort_list(list, pos) {
730 if (fmt_equal(fmt, pos))
731 goto next;
732 }
733
734 perf_hpp__register_sort_field(fmt);
735next:
736 continue;
737 }
738}
739
740
741void perf_hpp__reset_output_field(struct perf_hpp_list *list)
742{
743 struct perf_hpp_fmt *fmt, *tmp;
744
745 /* reset output fields */
746 perf_hpp_list__for_each_format_safe(list, fmt, tmp) {
747 list_del_init(&fmt->list);
748 list_del_init(&fmt->sort_list);
749 fmt_free(fmt);
750 }
751
752 /* reset sort keys */
753 perf_hpp_list__for_each_sort_list_safe(list, fmt, tmp) {
754 list_del_init(&fmt->list);
755 list_del_init(&fmt->sort_list);
756 fmt_free(fmt);
757 }
758}
759
760/*
761 * See hists__fprintf to match the column widths
762 */
763unsigned int hists__sort_list_width(struct hists *hists)
764{
765 struct perf_hpp_fmt *fmt;
766 int ret = 0;
767 bool first = true;
768 struct perf_hpp dummy_hpp;
769
770 hists__for_each_format(hists, fmt) {
771 if (perf_hpp__should_skip(fmt, hists))
772 continue;
773
774 if (first)
775 first = false;
776 else
777 ret += 2;
778
779 ret += fmt->width(fmt, &dummy_hpp, hists);
780 }
781
782 if (verbose > 0 && hists__has(hists, sym)) /* Addr + origin */
783 ret += 3 + BITS_PER_LONG / 4;
784
785 return ret;
786}
787
788unsigned int hists__overhead_width(struct hists *hists)
789{
790 struct perf_hpp_fmt *fmt;
791 int ret = 0;
792 bool first = true;
793 struct perf_hpp dummy_hpp;
794
795 hists__for_each_format(hists, fmt) {
796 if (perf_hpp__is_sort_entry(fmt) || perf_hpp__is_dynamic_entry(fmt))
797 break;
798
799 if (first)
800 first = false;
801 else
802 ret += 2;
803
804 ret += fmt->width(fmt, &dummy_hpp, hists);
805 }
806
807 return ret;
808}
809
810void perf_hpp__reset_width(struct perf_hpp_fmt *fmt, struct hists *hists)
811{
812 if (perf_hpp__is_sort_entry(fmt))
813 return perf_hpp__reset_sort_width(fmt, hists);
814
815 if (perf_hpp__is_dynamic_entry(fmt))
816 return;
817
818 BUG_ON(fmt->idx >= PERF_HPP__MAX_INDEX);
819
820 switch (fmt->idx) {
821 case PERF_HPP__OVERHEAD:
822 case PERF_HPP__OVERHEAD_SYS:
823 case PERF_HPP__OVERHEAD_US:
824 case PERF_HPP__OVERHEAD_ACC:
825 fmt->len = 8;
826 break;
827
828 case PERF_HPP__OVERHEAD_GUEST_SYS:
829 case PERF_HPP__OVERHEAD_GUEST_US:
830 fmt->len = 9;
831 break;
832
833 case PERF_HPP__SAMPLES:
834 case PERF_HPP__PERIOD:
835 fmt->len = 12;
836 break;
837
838 case PERF_HPP__WEIGHT1:
839 case PERF_HPP__WEIGHT2:
840 case PERF_HPP__WEIGHT3:
841 fmt->len = 8;
842 break;
843
844 default:
845 break;
846 }
847}
848
849void hists__reset_column_width(struct hists *hists)
850{
851 struct perf_hpp_fmt *fmt;
852 struct perf_hpp_list_node *node;
853
854 hists__for_each_format(hists, fmt)
855 perf_hpp__reset_width(fmt, hists);
856
857 /* hierarchy entries have their own hpp list */
858 list_for_each_entry(node, &hists->hpp_formats, list) {
859 perf_hpp_list__for_each_format(&node->hpp, fmt)
860 perf_hpp__reset_width(fmt, hists);
861 }
862}
863
864void perf_hpp__set_user_width(const char *width_list_str)
865{
866 struct perf_hpp_fmt *fmt;
867 const char *ptr = width_list_str;
868
869 perf_hpp_list__for_each_format(&perf_hpp_list, fmt) {
870 char *p;
871
872 int len = strtol(ptr, &p, 10);
873 fmt->user_len = len;
874
875 if (*p == ',')
876 ptr = p + 1;
877 else
878 break;
879 }
880}
881
882static int add_hierarchy_fmt(struct hists *hists, struct perf_hpp_fmt *fmt)
883{
884 struct perf_hpp_list_node *node = NULL;
885 struct perf_hpp_fmt *fmt_copy;
886 bool found = false;
887 bool skip = perf_hpp__should_skip(fmt, hists);
888
889 list_for_each_entry(node, &hists->hpp_formats, list) {
890 if (node->level == fmt->level) {
891 found = true;
892 break;
893 }
894 }
895
896 if (!found) {
897 node = malloc(sizeof(*node));
898 if (node == NULL)
899 return -1;
900
901 node->skip = skip;
902 node->level = fmt->level;
903 perf_hpp_list__init(&node->hpp);
904
905 hists->nr_hpp_node++;
906 list_add_tail(&node->list, &hists->hpp_formats);
907 }
908
909 fmt_copy = perf_hpp_fmt__dup(fmt);
910 if (fmt_copy == NULL)
911 return -1;
912
913 if (!skip)
914 node->skip = false;
915
916 list_add_tail(&fmt_copy->list, &node->hpp.fields);
917 list_add_tail(&fmt_copy->sort_list, &node->hpp.sorts);
918
919 return 0;
920}
921
922int perf_hpp__setup_hists_formats(struct perf_hpp_list *list,
923 struct evlist *evlist)
924{
925 struct evsel *evsel;
926 struct perf_hpp_fmt *fmt;
927 struct hists *hists;
928 int ret;
929
930 if (!symbol_conf.report_hierarchy)
931 return 0;
932
933 evlist__for_each_entry(evlist, evsel) {
934 hists = evsel__hists(evsel);
935
936 perf_hpp_list__for_each_sort_list(list, fmt) {
937 if (perf_hpp__is_dynamic_entry(fmt) &&
938 !perf_hpp__defined_dynamic_entry(fmt, hists))
939 continue;
940
941 ret = add_hierarchy_fmt(hists, fmt);
942 if (ret < 0)
943 return ret;
944 }
945 }
946
947 return 0;
948}