Commit | Line | Data |
---|---|---|
7ccf4f90 | 1 | #include <stdio.h> |
7ccf4f90 NK |
2 | |
3 | #include "../../util/util.h" | |
4 | #include "../../util/hist.h" | |
5 | #include "../../util/sort.h" | |
5b9e2146 | 6 | #include "../../util/evsel.h" |
7ccf4f90 NK |
7 | |
8 | ||
9 | static size_t callchain__fprintf_left_margin(FILE *fp, int left_margin) | |
10 | { | |
11 | int i; | |
12 | int ret = fprintf(fp, " "); | |
13 | ||
14 | for (i = 0; i < left_margin; i++) | |
15 | ret += fprintf(fp, " "); | |
16 | ||
17 | return ret; | |
18 | } | |
19 | ||
20 | static size_t ipchain__fprintf_graph_line(FILE *fp, int depth, int depth_mask, | |
21 | int left_margin) | |
22 | { | |
23 | int i; | |
24 | size_t ret = callchain__fprintf_left_margin(fp, left_margin); | |
25 | ||
26 | for (i = 0; i < depth; i++) | |
27 | if (depth_mask & (1 << i)) | |
28 | ret += fprintf(fp, "| "); | |
29 | else | |
30 | ret += fprintf(fp, " "); | |
31 | ||
32 | ret += fprintf(fp, "\n"); | |
33 | ||
34 | return ret; | |
35 | } | |
36 | ||
37 | static size_t ipchain__fprintf_graph(FILE *fp, struct callchain_list *chain, | |
38 | int depth, int depth_mask, int period, | |
39 | u64 total_samples, u64 hits, | |
40 | int left_margin) | |
41 | { | |
42 | int i; | |
43 | size_t ret = 0; | |
44 | ||
45 | ret += callchain__fprintf_left_margin(fp, left_margin); | |
46 | for (i = 0; i < depth; i++) { | |
47 | if (depth_mask & (1 << i)) | |
48 | ret += fprintf(fp, "|"); | |
49 | else | |
50 | ret += fprintf(fp, " "); | |
51 | if (!period && i == depth - 1) { | |
52 | double percent; | |
53 | ||
54 | percent = hits * 100.0 / total_samples; | |
55 | ret += percent_color_fprintf(fp, "--%2.2f%%-- ", percent); | |
56 | } else | |
57 | ret += fprintf(fp, "%s", " "); | |
58 | } | |
59 | if (chain->ms.sym) | |
60 | ret += fprintf(fp, "%s\n", chain->ms.sym->name); | |
61 | else | |
62 | ret += fprintf(fp, "0x%0" PRIx64 "\n", chain->ip); | |
63 | ||
64 | return ret; | |
65 | } | |
66 | ||
67 | static struct symbol *rem_sq_bracket; | |
68 | static struct callchain_list rem_hits; | |
69 | ||
70 | static void init_rem_hits(void) | |
71 | { | |
72 | rem_sq_bracket = malloc(sizeof(*rem_sq_bracket) + 6); | |
73 | if (!rem_sq_bracket) { | |
74 | fprintf(stderr, "Not enough memory to display remaining hits\n"); | |
75 | return; | |
76 | } | |
77 | ||
78 | strcpy(rem_sq_bracket->name, "[...]"); | |
79 | rem_hits.ms.sym = rem_sq_bracket; | |
80 | } | |
81 | ||
82 | static size_t __callchain__fprintf_graph(FILE *fp, struct rb_root *root, | |
83 | u64 total_samples, int depth, | |
84 | int depth_mask, int left_margin) | |
85 | { | |
86 | struct rb_node *node, *next; | |
87 | struct callchain_node *child; | |
88 | struct callchain_list *chain; | |
89 | int new_depth_mask = depth_mask; | |
90 | u64 remaining; | |
91 | size_t ret = 0; | |
92 | int i; | |
93 | uint entries_printed = 0; | |
94 | ||
95 | remaining = total_samples; | |
96 | ||
97 | node = rb_first(root); | |
98 | while (node) { | |
99 | u64 new_total; | |
100 | u64 cumul; | |
101 | ||
102 | child = rb_entry(node, struct callchain_node, rb_node); | |
103 | cumul = callchain_cumul_hits(child); | |
104 | remaining -= cumul; | |
105 | ||
106 | /* | |
107 | * The depth mask manages the output of pipes that show | |
108 | * the depth. We don't want to keep the pipes of the current | |
109 | * level for the last child of this depth. | |
110 | * Except if we have remaining filtered hits. They will | |
111 | * supersede the last child | |
112 | */ | |
113 | next = rb_next(node); | |
114 | if (!next && (callchain_param.mode != CHAIN_GRAPH_REL || !remaining)) | |
115 | new_depth_mask &= ~(1 << (depth - 1)); | |
116 | ||
117 | /* | |
118 | * But we keep the older depth mask for the line separator | |
119 | * to keep the level link until we reach the last child | |
120 | */ | |
121 | ret += ipchain__fprintf_graph_line(fp, depth, depth_mask, | |
122 | left_margin); | |
123 | i = 0; | |
124 | list_for_each_entry(chain, &child->val, list) { | |
125 | ret += ipchain__fprintf_graph(fp, chain, depth, | |
126 | new_depth_mask, i++, | |
127 | total_samples, | |
128 | cumul, | |
129 | left_margin); | |
130 | } | |
131 | ||
132 | if (callchain_param.mode == CHAIN_GRAPH_REL) | |
133 | new_total = child->children_hit; | |
134 | else | |
135 | new_total = total_samples; | |
136 | ||
137 | ret += __callchain__fprintf_graph(fp, &child->rb_root, new_total, | |
138 | depth + 1, | |
139 | new_depth_mask | (1 << depth), | |
140 | left_margin); | |
141 | node = next; | |
142 | if (++entries_printed == callchain_param.print_limit) | |
143 | break; | |
144 | } | |
145 | ||
146 | if (callchain_param.mode == CHAIN_GRAPH_REL && | |
147 | remaining && remaining != total_samples) { | |
148 | ||
149 | if (!rem_sq_bracket) | |
150 | return ret; | |
151 | ||
152 | new_depth_mask &= ~(1 << (depth - 1)); | |
153 | ret += ipchain__fprintf_graph(fp, &rem_hits, depth, | |
154 | new_depth_mask, 0, total_samples, | |
155 | remaining, left_margin); | |
156 | } | |
157 | ||
158 | return ret; | |
159 | } | |
160 | ||
161 | static size_t callchain__fprintf_graph(FILE *fp, struct rb_root *root, | |
162 | u64 total_samples, int left_margin) | |
163 | { | |
164 | struct callchain_node *cnode; | |
165 | struct callchain_list *chain; | |
166 | u32 entries_printed = 0; | |
167 | bool printed = false; | |
168 | struct rb_node *node; | |
169 | int i = 0; | |
170 | int ret = 0; | |
171 | ||
172 | /* | |
173 | * If have one single callchain root, don't bother printing | |
174 | * its percentage (100 % in fractal mode and the same percentage | |
175 | * than the hist in graph mode). This also avoid one level of column. | |
176 | */ | |
177 | node = rb_first(root); | |
178 | if (node && !rb_next(node)) { | |
179 | cnode = rb_entry(node, struct callchain_node, rb_node); | |
180 | list_for_each_entry(chain, &cnode->val, list) { | |
181 | /* | |
182 | * If we sort by symbol, the first entry is the same than | |
183 | * the symbol. No need to print it otherwise it appears as | |
184 | * displayed twice. | |
185 | */ | |
cfaa154b NK |
186 | if (!i++ && field_order == NULL && |
187 | sort_order && !prefixcmp(sort_order, "sym")) | |
7ccf4f90 NK |
188 | continue; |
189 | if (!printed) { | |
190 | ret += callchain__fprintf_left_margin(fp, left_margin); | |
191 | ret += fprintf(fp, "|\n"); | |
192 | ret += callchain__fprintf_left_margin(fp, left_margin); | |
193 | ret += fprintf(fp, "---"); | |
194 | left_margin += 3; | |
195 | printed = true; | |
196 | } else | |
197 | ret += callchain__fprintf_left_margin(fp, left_margin); | |
198 | ||
199 | if (chain->ms.sym) | |
200 | ret += fprintf(fp, " %s\n", chain->ms.sym->name); | |
201 | else | |
202 | ret += fprintf(fp, " %p\n", (void *)(long)chain->ip); | |
203 | ||
204 | if (++entries_printed == callchain_param.print_limit) | |
205 | break; | |
206 | } | |
207 | root = &cnode->rb_root; | |
208 | } | |
209 | ||
210 | ret += __callchain__fprintf_graph(fp, root, total_samples, | |
211 | 1, 1, left_margin); | |
212 | ret += fprintf(fp, "\n"); | |
213 | ||
214 | return ret; | |
215 | } | |
216 | ||
316c7136 | 217 | static size_t __callchain__fprintf_flat(FILE *fp, struct callchain_node *node, |
7ccf4f90 NK |
218 | u64 total_samples) |
219 | { | |
220 | struct callchain_list *chain; | |
221 | size_t ret = 0; | |
222 | ||
316c7136 | 223 | if (!node) |
7ccf4f90 NK |
224 | return 0; |
225 | ||
316c7136 | 226 | ret += __callchain__fprintf_flat(fp, node->parent, total_samples); |
7ccf4f90 NK |
227 | |
228 | ||
316c7136 | 229 | list_for_each_entry(chain, &node->val, list) { |
7ccf4f90 NK |
230 | if (chain->ip >= PERF_CONTEXT_MAX) |
231 | continue; | |
232 | if (chain->ms.sym) | |
233 | ret += fprintf(fp, " %s\n", chain->ms.sym->name); | |
234 | else | |
235 | ret += fprintf(fp, " %p\n", | |
236 | (void *)(long)chain->ip); | |
237 | } | |
238 | ||
239 | return ret; | |
240 | } | |
241 | ||
316c7136 | 242 | static size_t callchain__fprintf_flat(FILE *fp, struct rb_root *tree, |
7ccf4f90 NK |
243 | u64 total_samples) |
244 | { | |
245 | size_t ret = 0; | |
246 | u32 entries_printed = 0; | |
7ccf4f90 | 247 | struct callchain_node *chain; |
316c7136 | 248 | struct rb_node *rb_node = rb_first(tree); |
7ccf4f90 | 249 | |
7ccf4f90 NK |
250 | while (rb_node) { |
251 | double percent; | |
252 | ||
253 | chain = rb_entry(rb_node, struct callchain_node, rb_node); | |
254 | percent = chain->hit * 100.0 / total_samples; | |
255 | ||
256 | ret = percent_color_fprintf(fp, " %6.2f%%\n", percent); | |
257 | ret += __callchain__fprintf_flat(fp, chain, total_samples); | |
258 | ret += fprintf(fp, "\n"); | |
259 | if (++entries_printed == callchain_param.print_limit) | |
260 | break; | |
261 | ||
262 | rb_node = rb_next(rb_node); | |
263 | } | |
264 | ||
265 | return ret; | |
266 | } | |
267 | ||
268 | static size_t hist_entry_callchain__fprintf(struct hist_entry *he, | |
269 | u64 total_samples, int left_margin, | |
270 | FILE *fp) | |
271 | { | |
272 | switch (callchain_param.mode) { | |
273 | case CHAIN_GRAPH_REL: | |
56772ad4 NK |
274 | return callchain__fprintf_graph(fp, &he->sorted_chain, |
275 | symbol_conf.cumulate_callchain ? | |
276 | he->stat_acc->period : he->stat.period, | |
7ccf4f90 NK |
277 | left_margin); |
278 | break; | |
279 | case CHAIN_GRAPH_ABS: | |
280 | return callchain__fprintf_graph(fp, &he->sorted_chain, total_samples, | |
281 | left_margin); | |
282 | break; | |
283 | case CHAIN_FLAT: | |
284 | return callchain__fprintf_flat(fp, &he->sorted_chain, total_samples); | |
285 | break; | |
286 | case CHAIN_NONE: | |
287 | break; | |
288 | default: | |
289 | pr_err("Bad callchain mode\n"); | |
290 | } | |
291 | ||
292 | return 0; | |
293 | } | |
294 | ||
000078bc NK |
295 | static size_t hist_entry__callchain_fprintf(struct hist_entry *he, |
296 | struct hists *hists, | |
b5ff71c3 | 297 | FILE *fp) |
000078bc NK |
298 | { |
299 | int left_margin = 0; | |
b5ff71c3 | 300 | u64 total_period = hists->stats.total_period; |
000078bc | 301 | |
cfaa154b NK |
302 | if (field_order == NULL && (sort_order == NULL || |
303 | !prefixcmp(sort_order, "comm"))) { | |
304 | struct perf_hpp_fmt *fmt; | |
305 | ||
306 | perf_hpp__for_each_format(fmt) { | |
307 | if (!perf_hpp__is_sort_entry(fmt)) | |
308 | continue; | |
000078bc | 309 | |
cfaa154b NK |
310 | /* must be 'comm' sort entry */ |
311 | left_margin = fmt->width(fmt, NULL, hists_to_evsel(hists)); | |
312 | left_margin -= thread__comm_len(he->thread); | |
313 | break; | |
314 | } | |
315 | } | |
000078bc NK |
316 | return hist_entry_callchain__fprintf(he, total_period, left_margin, fp); |
317 | } | |
318 | ||
26d8b338 | 319 | static int hist_entry__snprintf(struct hist_entry *he, struct perf_hpp *hpp) |
be0e6d10 JO |
320 | { |
321 | const char *sep = symbol_conf.field_sep; | |
322 | struct perf_hpp_fmt *fmt; | |
323 | char *start = hpp->buf; | |
324 | int ret; | |
325 | bool first = true; | |
326 | ||
327 | if (symbol_conf.exclude_other && !he->parent) | |
328 | return 0; | |
329 | ||
330 | perf_hpp__for_each_format(fmt) { | |
e67d49a7 NK |
331 | if (perf_hpp__should_skip(fmt)) |
332 | continue; | |
333 | ||
be0e6d10 JO |
334 | /* |
335 | * If there's no field_sep, we still need | |
336 | * to display initial ' '. | |
337 | */ | |
338 | if (!sep || !first) { | |
339 | ret = scnprintf(hpp->buf, hpp->size, "%s", sep ?: " "); | |
340 | advance_hpp(hpp, ret); | |
341 | } else | |
342 | first = false; | |
343 | ||
9754c4f9 | 344 | if (perf_hpp__use_color() && fmt->color) |
be0e6d10 JO |
345 | ret = fmt->color(fmt, hpp, he); |
346 | else | |
347 | ret = fmt->entry(fmt, hpp, he); | |
348 | ||
349 | advance_hpp(hpp, ret); | |
350 | } | |
351 | ||
352 | return hpp->buf - start; | |
353 | } | |
354 | ||
7ccf4f90 | 355 | static int hist_entry__fprintf(struct hist_entry *he, size_t size, |
99cf666c ACM |
356 | struct hists *hists, |
357 | char *bf, size_t bfsz, FILE *fp) | |
7ccf4f90 | 358 | { |
7ccf4f90 | 359 | int ret; |
ea251d51 NK |
360 | struct perf_hpp hpp = { |
361 | .buf = bf, | |
362 | .size = size, | |
ea251d51 | 363 | }; |
7ccf4f90 | 364 | |
99cf666c ACM |
365 | if (size == 0 || size > bfsz) |
366 | size = hpp.size = bfsz; | |
7ccf4f90 | 367 | |
26d8b338 | 368 | hist_entry__snprintf(he, &hpp); |
7ccf4f90 | 369 | |
000078bc | 370 | ret = fprintf(fp, "%s\n", bf); |
7ccf4f90 | 371 | |
000078bc | 372 | if (symbol_conf.use_callchain) |
b5ff71c3 | 373 | ret += hist_entry__callchain_fprintf(he, hists, fp); |
7ccf4f90 | 374 | |
000078bc | 375 | return ret; |
7ccf4f90 NK |
376 | } |
377 | ||
41724e4c | 378 | size_t hists__fprintf(struct hists *hists, bool show_header, int max_rows, |
064f1981 | 379 | int max_cols, float min_pcnt, FILE *fp) |
7ccf4f90 | 380 | { |
1240005e | 381 | struct perf_hpp_fmt *fmt; |
7ccf4f90 NK |
382 | struct rb_node *nd; |
383 | size_t ret = 0; | |
7ccf4f90 NK |
384 | unsigned int width; |
385 | const char *sep = symbol_conf.field_sep; | |
1240005e | 386 | int nr_rows = 0; |
ed279da2 | 387 | char bf[96]; |
ea251d51 NK |
388 | struct perf_hpp dummy_hpp = { |
389 | .buf = bf, | |
390 | .size = sizeof(bf), | |
ea251d51 | 391 | }; |
5395a048 | 392 | bool first = true; |
99cf666c ACM |
393 | size_t linesz; |
394 | char *line = NULL; | |
7ccf4f90 NK |
395 | |
396 | init_rem_hits(); | |
397 | ||
678a500d NK |
398 | |
399 | perf_hpp__for_each_format(fmt) | |
400 | perf_hpp__reset_width(fmt, hists); | |
26d8b338 NK |
401 | |
402 | if (!show_header) | |
403 | goto print_entries; | |
404 | ||
405 | fprintf(fp, "# "); | |
406 | ||
407 | perf_hpp__for_each_format(fmt) { | |
e67d49a7 NK |
408 | if (perf_hpp__should_skip(fmt)) |
409 | continue; | |
410 | ||
26d8b338 NK |
411 | if (!first) |
412 | fprintf(fp, "%s", sep ?: " "); | |
413 | else | |
414 | first = false; | |
415 | ||
416 | fmt->header(fmt, &dummy_hpp, hists_to_evsel(hists)); | |
417 | fprintf(fp, "%s", bf); | |
7ccf4f90 NK |
418 | } |
419 | ||
420 | fprintf(fp, "\n"); | |
421 | if (max_rows && ++nr_rows >= max_rows) | |
422 | goto out; | |
423 | ||
424 | if (sep) | |
425 | goto print_entries; | |
426 | ||
5395a048 JO |
427 | first = true; |
428 | ||
ea251d51 | 429 | fprintf(fp, "# "); |
ea251d51 | 430 | |
1240005e JO |
431 | perf_hpp__for_each_format(fmt) { |
432 | unsigned int i; | |
ea251d51 | 433 | |
e67d49a7 NK |
434 | if (perf_hpp__should_skip(fmt)) |
435 | continue; | |
436 | ||
5395a048 | 437 | if (!first) |
ea251d51 | 438 | fprintf(fp, "%s", sep ?: " "); |
5395a048 JO |
439 | else |
440 | first = false; | |
ea251d51 | 441 | |
94a0793d | 442 | width = fmt->width(fmt, &dummy_hpp, hists_to_evsel(hists)); |
ea251d51 NK |
443 | for (i = 0; i < width; i++) |
444 | fprintf(fp, "."); | |
7ccf4f90 | 445 | } |
ea251d51 | 446 | |
7ccf4f90 NK |
447 | fprintf(fp, "\n"); |
448 | if (max_rows && ++nr_rows >= max_rows) | |
449 | goto out; | |
450 | ||
451 | fprintf(fp, "#\n"); | |
452 | if (max_rows && ++nr_rows >= max_rows) | |
453 | goto out; | |
454 | ||
455 | print_entries: | |
99cf666c | 456 | linesz = hists__sort_list_width(hists) + 3 + 1; |
9754c4f9 | 457 | linesz += perf_hpp__color_overhead(); |
99cf666c ACM |
458 | line = malloc(linesz); |
459 | if (line == NULL) { | |
460 | ret = -1; | |
461 | goto out; | |
462 | } | |
463 | ||
7ccf4f90 NK |
464 | for (nd = rb_first(&hists->entries); nd; nd = rb_next(nd)) { |
465 | struct hist_entry *h = rb_entry(nd, struct hist_entry, rb_node); | |
14135663 | 466 | float percent; |
7ccf4f90 NK |
467 | |
468 | if (h->filtered) | |
469 | continue; | |
470 | ||
14135663 | 471 | percent = hist_entry__get_percent_limit(h); |
064f1981 NK |
472 | if (percent < min_pcnt) |
473 | continue; | |
474 | ||
99cf666c | 475 | ret += hist_entry__fprintf(h, max_cols, hists, line, linesz, fp); |
7ccf4f90 | 476 | |
7ccf4f90 | 477 | if (max_rows && ++nr_rows >= max_rows) |
99cf666c | 478 | break; |
7ccf4f90 NK |
479 | |
480 | if (h->ms.map == NULL && verbose > 1) { | |
93d5731d | 481 | __map_groups__fprintf_maps(h->thread->mg, |
acebd408 | 482 | MAP__FUNCTION, fp); |
7ccf4f90 NK |
483 | fprintf(fp, "%.10s end\n", graph_dotted_line); |
484 | } | |
485 | } | |
99cf666c ACM |
486 | |
487 | free(line); | |
7ccf4f90 | 488 | out: |
74cf249d | 489 | zfree(&rem_sq_bracket); |
7ccf4f90 NK |
490 | |
491 | return ret; | |
492 | } | |
493 | ||
52168eea | 494 | size_t events_stats__fprintf(struct events_stats *stats, FILE *fp) |
7ccf4f90 NK |
495 | { |
496 | int i; | |
497 | size_t ret = 0; | |
498 | ||
499 | for (i = 0; i < PERF_RECORD_HEADER_MAX; ++i) { | |
500 | const char *name; | |
501 | ||
52168eea | 502 | if (stats->nr_events[i] == 0) |
7ccf4f90 NK |
503 | continue; |
504 | ||
505 | name = perf_event__name(i); | |
506 | if (!strcmp(name, "UNKNOWN")) | |
507 | continue; | |
508 | ||
509 | ret += fprintf(fp, "%16s events: %10d\n", name, | |
52168eea | 510 | stats->nr_events[i]); |
7ccf4f90 NK |
511 | } |
512 | ||
513 | return ret; | |
514 | } |