Commit | Line | Data |
---|---|---|
dd68ada2 | 1 | #include "sort.h" |
8a6c5b26 | 2 | #include "hist.h" |
dd68ada2 JK |
3 | |
4 | regex_t parent_regex; | |
edb7c60e ACM |
5 | const char default_parent_pattern[] = "^sys_|^do_page_fault"; |
6 | const char *parent_pattern = default_parent_pattern; | |
7 | const char default_sort_order[] = "comm,dso,symbol"; | |
8 | const char *sort_order = default_sort_order; | |
af0a6fa4 FW |
9 | int sort__need_collapse = 0; |
10 | int sort__has_parent = 0; | |
993ac88d | 11 | int sort__branch_mode = -1; /* -1 = means not set */ |
a4fb581b FW |
12 | |
13 | enum sort_type sort__first_dimension; | |
dd68ada2 | 14 | |
dd68ada2 JK |
15 | char * field_sep; |
16 | ||
17 | LIST_HEAD(hist_entry__sort_list); | |
18 | ||
a4e3b956 | 19 | static int repsep_snprintf(char *bf, size_t size, const char *fmt, ...) |
dd68ada2 JK |
20 | { |
21 | int n; | |
22 | va_list ap; | |
23 | ||
24 | va_start(ap, fmt); | |
a4e3b956 ACM |
25 | n = vsnprintf(bf, size, fmt, ap); |
26 | if (field_sep && n > 0) { | |
27 | char *sep = bf; | |
28 | ||
29 | while (1) { | |
30 | sep = strchr(sep, *field_sep); | |
31 | if (sep == NULL) | |
32 | break; | |
33 | *sep = '.'; | |
dd68ada2 | 34 | } |
dd68ada2 JK |
35 | } |
36 | va_end(ap); | |
b832796c AB |
37 | |
38 | if (n >= (int)size) | |
39 | return size - 1; | |
dd68ada2 JK |
40 | return n; |
41 | } | |
42 | ||
872a878f FW |
43 | static int64_t cmp_null(void *l, void *r) |
44 | { | |
45 | if (!l && !r) | |
46 | return 0; | |
47 | else if (!l) | |
48 | return -1; | |
49 | else | |
50 | return 1; | |
51 | } | |
52 | ||
53 | /* --sort pid */ | |
54 | ||
55 | static int64_t | |
56 | sort__thread_cmp(struct hist_entry *left, struct hist_entry *right) | |
57 | { | |
58 | return right->thread->pid - left->thread->pid; | |
59 | } | |
60 | ||
a4e3b956 ACM |
61 | static int hist_entry__thread_snprintf(struct hist_entry *self, char *bf, |
62 | size_t size, unsigned int width) | |
dd68ada2 | 63 | { |
a4e3b956 | 64 | return repsep_snprintf(bf, size, "%*s:%5d", width, |
dd68ada2 JK |
65 | self->thread->comm ?: "", self->thread->pid); |
66 | } | |
67 | ||
872a878f FW |
68 | struct sort_entry sort_thread = { |
69 | .se_header = "Command: Pid", | |
70 | .se_cmp = sort__thread_cmp, | |
71 | .se_snprintf = hist_entry__thread_snprintf, | |
72 | .se_width_idx = HISTC_THREAD, | |
73 | }; | |
74 | ||
75 | /* --sort comm */ | |
76 | ||
77 | static int64_t | |
78 | sort__comm_cmp(struct hist_entry *left, struct hist_entry *right) | |
79 | { | |
80 | return right->thread->pid - left->thread->pid; | |
81 | } | |
82 | ||
83 | static int64_t | |
84 | sort__comm_collapse(struct hist_entry *left, struct hist_entry *right) | |
85 | { | |
86 | char *comm_l = left->thread->comm; | |
87 | char *comm_r = right->thread->comm; | |
88 | ||
89 | if (!comm_l || !comm_r) | |
90 | return cmp_null(comm_l, comm_r); | |
91 | ||
92 | return strcmp(comm_l, comm_r); | |
93 | } | |
94 | ||
a4e3b956 ACM |
95 | static int hist_entry__comm_snprintf(struct hist_entry *self, char *bf, |
96 | size_t size, unsigned int width) | |
dd68ada2 | 97 | { |
a4e3b956 | 98 | return repsep_snprintf(bf, size, "%*s", width, self->thread->comm); |
dd68ada2 JK |
99 | } |
100 | ||
b5387528 RAV |
101 | static int64_t _sort__dso_cmp(struct map *map_l, struct map *map_r) |
102 | { | |
103 | struct dso *dso_l = map_l ? map_l->dso : NULL; | |
104 | struct dso *dso_r = map_r ? map_r->dso : NULL; | |
105 | const char *dso_name_l, *dso_name_r; | |
106 | ||
107 | if (!dso_l || !dso_r) | |
108 | return cmp_null(dso_l, dso_r); | |
109 | ||
110 | if (verbose) { | |
111 | dso_name_l = dso_l->long_name; | |
112 | dso_name_r = dso_r->long_name; | |
113 | } else { | |
114 | dso_name_l = dso_l->short_name; | |
115 | dso_name_r = dso_r->short_name; | |
116 | } | |
117 | ||
118 | return strcmp(dso_name_l, dso_name_r); | |
119 | } | |
120 | ||
872a878f FW |
121 | struct sort_entry sort_comm = { |
122 | .se_header = "Command", | |
123 | .se_cmp = sort__comm_cmp, | |
124 | .se_collapse = sort__comm_collapse, | |
125 | .se_snprintf = hist_entry__comm_snprintf, | |
126 | .se_width_idx = HISTC_COMM, | |
127 | }; | |
128 | ||
dd68ada2 JK |
129 | /* --sort dso */ |
130 | ||
872a878f | 131 | static int64_t |
dd68ada2 JK |
132 | sort__dso_cmp(struct hist_entry *left, struct hist_entry *right) |
133 | { | |
b5387528 RAV |
134 | return _sort__dso_cmp(left->ms.map, right->ms.map); |
135 | } | |
dd68ada2 | 136 | |
dd68ada2 | 137 | |
b5387528 RAV |
138 | static int64_t _sort__sym_cmp(struct symbol *sym_l, struct symbol *sym_r, |
139 | u64 ip_l, u64 ip_r) | |
140 | { | |
141 | if (!sym_l || !sym_r) | |
142 | return cmp_null(sym_l, sym_r); | |
143 | ||
144 | if (sym_l == sym_r) | |
145 | return 0; | |
146 | ||
147 | if (sym_l) | |
148 | ip_l = sym_l->start; | |
149 | if (sym_r) | |
150 | ip_r = sym_r->start; | |
151 | ||
152 | return (int64_t)(ip_r - ip_l); | |
153 | } | |
154 | ||
155 | static int _hist_entry__dso_snprintf(struct map *map, char *bf, | |
156 | size_t size, unsigned int width) | |
157 | { | |
158 | if (map && map->dso) { | |
159 | const char *dso_name = !verbose ? map->dso->short_name : | |
160 | map->dso->long_name; | |
161 | return repsep_snprintf(bf, size, "%-*s", width, dso_name); | |
439d473b ACM |
162 | } |
163 | ||
b5387528 | 164 | return repsep_snprintf(bf, size, "%-*s", width, "[unknown]"); |
dd68ada2 JK |
165 | } |
166 | ||
a4e3b956 ACM |
167 | static int hist_entry__dso_snprintf(struct hist_entry *self, char *bf, |
168 | size_t size, unsigned int width) | |
dd68ada2 | 169 | { |
b5387528 RAV |
170 | return _hist_entry__dso_snprintf(self->ms.map, bf, size, width); |
171 | } | |
172 | ||
173 | static int _hist_entry__sym_snprintf(struct map *map, struct symbol *sym, | |
174 | u64 ip, char level, char *bf, size_t size, | |
175 | unsigned int width __used) | |
176 | { | |
177 | size_t ret = 0; | |
178 | ||
179 | if (verbose) { | |
180 | char o = map ? dso__symtab_origin(map->dso) : '!'; | |
181 | ret += repsep_snprintf(bf, size, "%-#*llx %c ", | |
182 | BITS_PER_LONG / 4, ip, o); | |
439d473b | 183 | } |
dd68ada2 | 184 | |
b5387528 RAV |
185 | ret += repsep_snprintf(bf + ret, size - ret, "[%c] ", level); |
186 | if (sym) | |
187 | ret += repsep_snprintf(bf + ret, size - ret, "%-*s", | |
188 | width - ret, | |
189 | sym->name); | |
190 | else { | |
191 | size_t len = BITS_PER_LONG / 4; | |
192 | ret += repsep_snprintf(bf + ret, size - ret, "%-#.*llx", | |
193 | len, ip); | |
194 | ret += repsep_snprintf(bf + ret, size - ret, "%-*s", | |
195 | width - ret, ""); | |
196 | } | |
197 | ||
198 | return ret; | |
dd68ada2 JK |
199 | } |
200 | ||
b5387528 | 201 | |
872a878f FW |
202 | struct sort_entry sort_dso = { |
203 | .se_header = "Shared Object", | |
204 | .se_cmp = sort__dso_cmp, | |
205 | .se_snprintf = hist_entry__dso_snprintf, | |
206 | .se_width_idx = HISTC_DSO, | |
207 | }; | |
208 | ||
b5387528 RAV |
209 | static int hist_entry__sym_snprintf(struct hist_entry *self, char *bf, |
210 | size_t size, unsigned int width __used) | |
211 | { | |
212 | return _hist_entry__sym_snprintf(self->ms.map, self->ms.sym, self->ip, | |
213 | self->level, bf, size, width); | |
214 | } | |
dd68ada2 | 215 | |
b5387528 | 216 | /* --sort symbol */ |
872a878f | 217 | static int64_t |
dd68ada2 JK |
218 | sort__sym_cmp(struct hist_entry *left, struct hist_entry *right) |
219 | { | |
220 | u64 ip_l, ip_r; | |
221 | ||
6bb8f311 AB |
222 | if (!left->ms.sym && !right->ms.sym) |
223 | return right->level - left->level; | |
224 | ||
225 | if (!left->ms.sym || !right->ms.sym) | |
226 | return cmp_null(left->ms.sym, right->ms.sym); | |
227 | ||
59fd5306 | 228 | if (left->ms.sym == right->ms.sym) |
dd68ada2 JK |
229 | return 0; |
230 | ||
6bb8f311 AB |
231 | ip_l = left->ms.sym->start; |
232 | ip_r = right->ms.sym->start; | |
dd68ada2 | 233 | |
b5387528 | 234 | return _sort__sym_cmp(left->ms.sym, right->ms.sym, ip_l, ip_r); |
dd68ada2 JK |
235 | } |
236 | ||
872a878f FW |
237 | struct sort_entry sort_sym = { |
238 | .se_header = "Symbol", | |
239 | .se_cmp = sort__sym_cmp, | |
240 | .se_snprintf = hist_entry__sym_snprintf, | |
241 | .se_width_idx = HISTC_SYMBOL, | |
242 | }; | |
dd68ada2 | 243 | |
409a8be6 ACM |
244 | /* --sort srcline */ |
245 | ||
246 | static int64_t | |
247 | sort__srcline_cmp(struct hist_entry *left, struct hist_entry *right) | |
248 | { | |
249 | return (int64_t)(right->ip - left->ip); | |
250 | } | |
251 | ||
252 | static int hist_entry__srcline_snprintf(struct hist_entry *self, char *bf, | |
253 | size_t size, unsigned int width __used) | |
254 | { | |
255 | FILE *fp; | |
256 | char cmd[PATH_MAX + 2], *path = self->srcline, *nl; | |
257 | size_t line_len; | |
258 | ||
259 | if (path != NULL) | |
260 | goto out_path; | |
261 | ||
262 | snprintf(cmd, sizeof(cmd), "addr2line -e %s %016" PRIx64, | |
263 | self->ms.map->dso->long_name, self->ip); | |
264 | fp = popen(cmd, "r"); | |
265 | if (!fp) | |
266 | goto out_ip; | |
267 | ||
268 | if (getline(&path, &line_len, fp) < 0 || !line_len) | |
269 | goto out_ip; | |
270 | fclose(fp); | |
271 | self->srcline = strdup(path); | |
272 | if (self->srcline == NULL) | |
273 | goto out_ip; | |
274 | ||
275 | nl = strchr(self->srcline, '\n'); | |
276 | if (nl != NULL) | |
277 | *nl = '\0'; | |
278 | path = self->srcline; | |
279 | out_path: | |
280 | return repsep_snprintf(bf, size, "%s", path); | |
281 | out_ip: | |
282 | return repsep_snprintf(bf, size, "%-#*llx", BITS_PER_LONG / 4, self->ip); | |
283 | } | |
284 | ||
285 | struct sort_entry sort_srcline = { | |
286 | .se_header = "Source:Line", | |
287 | .se_cmp = sort__srcline_cmp, | |
288 | .se_snprintf = hist_entry__srcline_snprintf, | |
289 | .se_width_idx = HISTC_SRCLINE, | |
290 | }; | |
291 | ||
dd68ada2 JK |
292 | /* --sort parent */ |
293 | ||
872a878f | 294 | static int64_t |
dd68ada2 JK |
295 | sort__parent_cmp(struct hist_entry *left, struct hist_entry *right) |
296 | { | |
297 | struct symbol *sym_l = left->parent; | |
298 | struct symbol *sym_r = right->parent; | |
299 | ||
300 | if (!sym_l || !sym_r) | |
301 | return cmp_null(sym_l, sym_r); | |
302 | ||
303 | return strcmp(sym_l->name, sym_r->name); | |
304 | } | |
305 | ||
a4e3b956 ACM |
306 | static int hist_entry__parent_snprintf(struct hist_entry *self, char *bf, |
307 | size_t size, unsigned int width) | |
dd68ada2 | 308 | { |
a4e3b956 | 309 | return repsep_snprintf(bf, size, "%-*s", width, |
dd68ada2 JK |
310 | self->parent ? self->parent->name : "[other]"); |
311 | } | |
312 | ||
872a878f FW |
313 | struct sort_entry sort_parent = { |
314 | .se_header = "Parent symbol", | |
315 | .se_cmp = sort__parent_cmp, | |
316 | .se_snprintf = hist_entry__parent_snprintf, | |
317 | .se_width_idx = HISTC_PARENT, | |
318 | }; | |
319 | ||
f60f3593 AS |
320 | /* --sort cpu */ |
321 | ||
872a878f | 322 | static int64_t |
f60f3593 AS |
323 | sort__cpu_cmp(struct hist_entry *left, struct hist_entry *right) |
324 | { | |
325 | return right->cpu - left->cpu; | |
326 | } | |
327 | ||
328 | static int hist_entry__cpu_snprintf(struct hist_entry *self, char *bf, | |
329 | size_t size, unsigned int width) | |
330 | { | |
331 | return repsep_snprintf(bf, size, "%-*d", width, self->cpu); | |
332 | } | |
333 | ||
872a878f FW |
334 | struct sort_entry sort_cpu = { |
335 | .se_header = "CPU", | |
336 | .se_cmp = sort__cpu_cmp, | |
337 | .se_snprintf = hist_entry__cpu_snprintf, | |
338 | .se_width_idx = HISTC_CPU, | |
339 | }; | |
340 | ||
b5387528 RAV |
341 | static int64_t |
342 | sort__dso_from_cmp(struct hist_entry *left, struct hist_entry *right) | |
343 | { | |
344 | return _sort__dso_cmp(left->branch_info->from.map, | |
345 | right->branch_info->from.map); | |
346 | } | |
347 | ||
348 | static int hist_entry__dso_from_snprintf(struct hist_entry *self, char *bf, | |
349 | size_t size, unsigned int width) | |
350 | { | |
351 | return _hist_entry__dso_snprintf(self->branch_info->from.map, | |
352 | bf, size, width); | |
353 | } | |
354 | ||
355 | struct sort_entry sort_dso_from = { | |
356 | .se_header = "Source Shared Object", | |
357 | .se_cmp = sort__dso_from_cmp, | |
358 | .se_snprintf = hist_entry__dso_from_snprintf, | |
359 | .se_width_idx = HISTC_DSO_FROM, | |
360 | }; | |
361 | ||
362 | static int64_t | |
363 | sort__dso_to_cmp(struct hist_entry *left, struct hist_entry *right) | |
364 | { | |
365 | return _sort__dso_cmp(left->branch_info->to.map, | |
366 | right->branch_info->to.map); | |
367 | } | |
368 | ||
369 | static int hist_entry__dso_to_snprintf(struct hist_entry *self, char *bf, | |
370 | size_t size, unsigned int width) | |
371 | { | |
372 | return _hist_entry__dso_snprintf(self->branch_info->to.map, | |
373 | bf, size, width); | |
374 | } | |
375 | ||
376 | static int64_t | |
377 | sort__sym_from_cmp(struct hist_entry *left, struct hist_entry *right) | |
378 | { | |
379 | struct addr_map_symbol *from_l = &left->branch_info->from; | |
380 | struct addr_map_symbol *from_r = &right->branch_info->from; | |
381 | ||
382 | if (!from_l->sym && !from_r->sym) | |
383 | return right->level - left->level; | |
384 | ||
385 | return _sort__sym_cmp(from_l->sym, from_r->sym, from_l->addr, | |
386 | from_r->addr); | |
387 | } | |
388 | ||
389 | static int64_t | |
390 | sort__sym_to_cmp(struct hist_entry *left, struct hist_entry *right) | |
391 | { | |
392 | struct addr_map_symbol *to_l = &left->branch_info->to; | |
393 | struct addr_map_symbol *to_r = &right->branch_info->to; | |
394 | ||
395 | if (!to_l->sym && !to_r->sym) | |
396 | return right->level - left->level; | |
397 | ||
398 | return _sort__sym_cmp(to_l->sym, to_r->sym, to_l->addr, to_r->addr); | |
399 | } | |
400 | ||
401 | static int hist_entry__sym_from_snprintf(struct hist_entry *self, char *bf, | |
402 | size_t size, unsigned int width __used) | |
403 | { | |
404 | struct addr_map_symbol *from = &self->branch_info->from; | |
405 | return _hist_entry__sym_snprintf(from->map, from->sym, from->addr, | |
406 | self->level, bf, size, width); | |
407 | ||
408 | } | |
409 | ||
410 | static int hist_entry__sym_to_snprintf(struct hist_entry *self, char *bf, | |
411 | size_t size, unsigned int width __used) | |
412 | { | |
413 | struct addr_map_symbol *to = &self->branch_info->to; | |
414 | return _hist_entry__sym_snprintf(to->map, to->sym, to->addr, | |
415 | self->level, bf, size, width); | |
416 | ||
417 | } | |
418 | ||
419 | struct sort_entry sort_dso_to = { | |
420 | .se_header = "Target Shared Object", | |
421 | .se_cmp = sort__dso_to_cmp, | |
422 | .se_snprintf = hist_entry__dso_to_snprintf, | |
423 | .se_width_idx = HISTC_DSO_TO, | |
424 | }; | |
425 | ||
426 | struct sort_entry sort_sym_from = { | |
427 | .se_header = "Source Symbol", | |
428 | .se_cmp = sort__sym_from_cmp, | |
429 | .se_snprintf = hist_entry__sym_from_snprintf, | |
430 | .se_width_idx = HISTC_SYMBOL_FROM, | |
431 | }; | |
432 | ||
433 | struct sort_entry sort_sym_to = { | |
434 | .se_header = "Target Symbol", | |
435 | .se_cmp = sort__sym_to_cmp, | |
436 | .se_snprintf = hist_entry__sym_to_snprintf, | |
437 | .se_width_idx = HISTC_SYMBOL_TO, | |
438 | }; | |
439 | ||
440 | static int64_t | |
441 | sort__mispredict_cmp(struct hist_entry *left, struct hist_entry *right) | |
442 | { | |
443 | const unsigned char mp = left->branch_info->flags.mispred != | |
444 | right->branch_info->flags.mispred; | |
445 | const unsigned char p = left->branch_info->flags.predicted != | |
446 | right->branch_info->flags.predicted; | |
447 | ||
448 | return mp || p; | |
449 | } | |
450 | ||
451 | static int hist_entry__mispredict_snprintf(struct hist_entry *self, char *bf, | |
452 | size_t size, unsigned int width){ | |
453 | static const char *out = "N/A"; | |
454 | ||
455 | if (self->branch_info->flags.predicted) | |
456 | out = "N"; | |
457 | else if (self->branch_info->flags.mispred) | |
458 | out = "Y"; | |
459 | ||
460 | return repsep_snprintf(bf, size, "%-*s", width, out); | |
461 | } | |
462 | ||
463 | struct sort_entry sort_mispredict = { | |
464 | .se_header = "Branch Mispredicted", | |
465 | .se_cmp = sort__mispredict_cmp, | |
466 | .se_snprintf = hist_entry__mispredict_snprintf, | |
467 | .se_width_idx = HISTC_MISPREDICT, | |
468 | }; | |
469 | ||
872a878f FW |
470 | struct sort_dimension { |
471 | const char *name; | |
472 | struct sort_entry *entry; | |
473 | int taken; | |
474 | }; | |
475 | ||
b5387528 RAV |
476 | #define DIM(d, n, func) [d] = { .name = n, .entry = &(func) } |
477 | ||
872a878f | 478 | static struct sort_dimension sort_dimensions[] = { |
b5387528 RAV |
479 | DIM(SORT_PID, "pid", sort_thread), |
480 | DIM(SORT_COMM, "comm", sort_comm), | |
481 | DIM(SORT_DSO, "dso", sort_dso), | |
482 | DIM(SORT_DSO_FROM, "dso_from", sort_dso_from), | |
483 | DIM(SORT_DSO_TO, "dso_to", sort_dso_to), | |
484 | DIM(SORT_SYM, "symbol", sort_sym), | |
485 | DIM(SORT_SYM_TO, "symbol_from", sort_sym_from), | |
486 | DIM(SORT_SYM_FROM, "symbol_to", sort_sym_to), | |
487 | DIM(SORT_PARENT, "parent", sort_parent), | |
488 | DIM(SORT_CPU, "cpu", sort_cpu), | |
489 | DIM(SORT_MISPREDICT, "mispredict", sort_mispredict), | |
409a8be6 | 490 | DIM(SORT_SRCLINE, "srcline", sort_srcline), |
872a878f FW |
491 | }; |
492 | ||
dd68ada2 JK |
493 | int sort_dimension__add(const char *tok) |
494 | { | |
495 | unsigned int i; | |
496 | ||
497 | for (i = 0; i < ARRAY_SIZE(sort_dimensions); i++) { | |
498 | struct sort_dimension *sd = &sort_dimensions[i]; | |
499 | ||
dd68ada2 JK |
500 | if (strncasecmp(tok, sd->name, strlen(tok))) |
501 | continue; | |
dd68ada2 JK |
502 | if (sd->entry == &sort_parent) { |
503 | int ret = regcomp(&parent_regex, parent_pattern, REG_EXTENDED); | |
504 | if (ret) { | |
505 | char err[BUFSIZ]; | |
506 | ||
507 | regerror(ret, &parent_regex, err, sizeof(err)); | |
2aefa4f7 ACM |
508 | pr_err("Invalid regex: %s\n%s", parent_pattern, err); |
509 | return -EINVAL; | |
dd68ada2 JK |
510 | } |
511 | sort__has_parent = 1; | |
512 | } | |
513 | ||
fd8ea212 FW |
514 | if (sd->taken) |
515 | return 0; | |
516 | ||
517 | if (sd->entry->se_collapse) | |
518 | sort__need_collapse = 1; | |
519 | ||
a4fb581b FW |
520 | if (list_empty(&hist_entry__sort_list)) { |
521 | if (!strcmp(sd->name, "pid")) | |
522 | sort__first_dimension = SORT_PID; | |
523 | else if (!strcmp(sd->name, "comm")) | |
524 | sort__first_dimension = SORT_COMM; | |
525 | else if (!strcmp(sd->name, "dso")) | |
526 | sort__first_dimension = SORT_DSO; | |
527 | else if (!strcmp(sd->name, "symbol")) | |
528 | sort__first_dimension = SORT_SYM; | |
529 | else if (!strcmp(sd->name, "parent")) | |
530 | sort__first_dimension = SORT_PARENT; | |
f60f3593 AS |
531 | else if (!strcmp(sd->name, "cpu")) |
532 | sort__first_dimension = SORT_CPU; | |
b5387528 RAV |
533 | else if (!strcmp(sd->name, "symbol_from")) |
534 | sort__first_dimension = SORT_SYM_FROM; | |
535 | else if (!strcmp(sd->name, "symbol_to")) | |
536 | sort__first_dimension = SORT_SYM_TO; | |
537 | else if (!strcmp(sd->name, "dso_from")) | |
538 | sort__first_dimension = SORT_DSO_FROM; | |
539 | else if (!strcmp(sd->name, "dso_to")) | |
540 | sort__first_dimension = SORT_DSO_TO; | |
541 | else if (!strcmp(sd->name, "mispredict")) | |
542 | sort__first_dimension = SORT_MISPREDICT; | |
a4fb581b | 543 | } |
af0a6fa4 | 544 | |
dd68ada2 JK |
545 | list_add_tail(&sd->entry->list, &hist_entry__sort_list); |
546 | sd->taken = 1; | |
547 | ||
548 | return 0; | |
549 | } | |
dd68ada2 JK |
550 | return -ESRCH; |
551 | } | |
c8829c7a ACM |
552 | |
553 | void setup_sorting(const char * const usagestr[], const struct option *opts) | |
554 | { | |
555 | char *tmp, *tok, *str = strdup(sort_order); | |
556 | ||
557 | for (tok = strtok_r(str, ", ", &tmp); | |
558 | tok; tok = strtok_r(NULL, ", ", &tmp)) { | |
559 | if (sort_dimension__add(tok) < 0) { | |
560 | error("Unknown --sort key: `%s'", tok); | |
561 | usage_with_options(usagestr, opts); | |
562 | } | |
563 | } | |
564 | ||
565 | free(str); | |
566 | } | |
c351c281 ACM |
567 | |
568 | void sort_entry__setup_elide(struct sort_entry *self, struct strlist *list, | |
569 | const char *list_name, FILE *fp) | |
570 | { | |
571 | if (list && strlist__nr_entries(list) == 1) { | |
572 | if (fp != NULL) | |
573 | fprintf(fp, "# %s: %s\n", list_name, | |
574 | strlist__entry(list, 0)->s); | |
575 | self->elide = true; | |
576 | } | |
577 | } |