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Merge 5.6-rc7 into tty-next
[linux/fpc-iii.git] / tools / perf / builtin-script.c
blobe2406b291c1c57a8a880d6249776909c7c4781b2
1 // SPDX-License-Identifier: GPL-2.0
2 #include "builtin.h"
3
4 #include "util/counts.h"
5 #include "util/debug.h"
6 #include "util/dso.h"
7 #include <subcmd/exec-cmd.h>
8 #include "util/header.h"
9 #include <subcmd/parse-options.h>
10 #include "util/perf_regs.h"
11 #include "util/session.h"
12 #include "util/tool.h"
13 #include "util/map.h"
14 #include "util/srcline.h"
15 #include "util/symbol.h"
16 #include "util/thread.h"
17 #include "util/trace-event.h"
18 #include "util/evlist.h"
19 #include "util/evsel.h"
20 #include "util/evsel_fprintf.h"
21 #include "util/evswitch.h"
22 #include "util/sort.h"
23 #include "util/data.h"
24 #include "util/auxtrace.h"
25 #include "util/cpumap.h"
26 #include "util/thread_map.h"
27 #include "util/stat.h"
28 #include "util/color.h"
29 #include "util/string2.h"
30 #include "util/thread-stack.h"
31 #include "util/time-utils.h"
32 #include "util/path.h"
33 #include "ui/ui.h"
34 #include "print_binary.h"
35 #include "archinsn.h"
36 #include <linux/bitmap.h>
37 #include <linux/kernel.h>
38 #include <linux/stringify.h>
39 #include <linux/time64.h>
40 #include <linux/zalloc.h>
41 #include <sys/utsname.h>
42 #include "asm/bug.h"
43 #include "util/mem-events.h"
44 #include "util/dump-insn.h"
45 #include <dirent.h>
46 #include <errno.h>
47 #include <inttypes.h>
48 #include <signal.h>
49 #include <sys/param.h>
50 #include <sys/types.h>
51 #include <sys/stat.h>
52 #include <fcntl.h>
53 #include <unistd.h>
54 #include <subcmd/pager.h>
55 #include <perf/evlist.h>
56 #include <linux/err.h>
57 #include "util/record.h"
58 #include "util/util.h"
59 #include "perf.h"
60
61 #include <linux/ctype.h>
62
63 static char const *script_name;
64 static char const *generate_script_lang;
65 static bool reltime;
66 static u64 initial_time;
67 static bool debug_mode;
68 static u64 last_timestamp;
69 static u64 nr_unordered;
70 static bool no_callchain;
71 static bool latency_format;
72 static bool system_wide;
73 static bool print_flags;
74 static const char *cpu_list;
75 static DECLARE_BITMAP(cpu_bitmap, MAX_NR_CPUS);
76 static struct perf_stat_config stat_config;
77 static int max_blocks;
78 static bool native_arch;
79
80 unsigned int scripting_max_stack = PERF_MAX_STACK_DEPTH;
81
82 enum perf_output_field {
83 PERF_OUTPUT_COMM = 1U << 0,
84 PERF_OUTPUT_TID = 1U << 1,
85 PERF_OUTPUT_PID = 1U << 2,
86 PERF_OUTPUT_TIME = 1U << 3,
87 PERF_OUTPUT_CPU = 1U << 4,
88 PERF_OUTPUT_EVNAME = 1U << 5,
89 PERF_OUTPUT_TRACE = 1U << 6,
90 PERF_OUTPUT_IP = 1U << 7,
91 PERF_OUTPUT_SYM = 1U << 8,
92 PERF_OUTPUT_DSO = 1U << 9,
93 PERF_OUTPUT_ADDR = 1U << 10,
94 PERF_OUTPUT_SYMOFFSET = 1U << 11,
95 PERF_OUTPUT_SRCLINE = 1U << 12,
96 PERF_OUTPUT_PERIOD = 1U << 13,
97 PERF_OUTPUT_IREGS = 1U << 14,
98 PERF_OUTPUT_BRSTACK = 1U << 15,
99 PERF_OUTPUT_BRSTACKSYM = 1U << 16,
100 PERF_OUTPUT_DATA_SRC = 1U << 17,
101 PERF_OUTPUT_WEIGHT = 1U << 18,
102 PERF_OUTPUT_BPF_OUTPUT = 1U << 19,
103 PERF_OUTPUT_CALLINDENT = 1U << 20,
104 PERF_OUTPUT_INSN = 1U << 21,
105 PERF_OUTPUT_INSNLEN = 1U << 22,
106 PERF_OUTPUT_BRSTACKINSN = 1U << 23,
107 PERF_OUTPUT_BRSTACKOFF = 1U << 24,
108 PERF_OUTPUT_SYNTH = 1U << 25,
109 PERF_OUTPUT_PHYS_ADDR = 1U << 26,
110 PERF_OUTPUT_UREGS = 1U << 27,
111 PERF_OUTPUT_METRIC = 1U << 28,
112 PERF_OUTPUT_MISC = 1U << 29,
113 PERF_OUTPUT_SRCCODE = 1U << 30,
114 PERF_OUTPUT_IPC = 1U << 31,
115 };
116
117 struct output_option {
118 const char *str;
119 enum perf_output_field field;
120 } all_output_options[] = {
121 {.str = "comm", .field = PERF_OUTPUT_COMM},
122 {.str = "tid", .field = PERF_OUTPUT_TID},
123 {.str = "pid", .field = PERF_OUTPUT_PID},
124 {.str = "time", .field = PERF_OUTPUT_TIME},
125 {.str = "cpu", .field = PERF_OUTPUT_CPU},
126 {.str = "event", .field = PERF_OUTPUT_EVNAME},
127 {.str = "trace", .field = PERF_OUTPUT_TRACE},
128 {.str = "ip", .field = PERF_OUTPUT_IP},
129 {.str = "sym", .field = PERF_OUTPUT_SYM},
130 {.str = "dso", .field = PERF_OUTPUT_DSO},
131 {.str = "addr", .field = PERF_OUTPUT_ADDR},
132 {.str = "symoff", .field = PERF_OUTPUT_SYMOFFSET},
133 {.str = "srcline", .field = PERF_OUTPUT_SRCLINE},
134 {.str = "period", .field = PERF_OUTPUT_PERIOD},
135 {.str = "iregs", .field = PERF_OUTPUT_IREGS},
136 {.str = "uregs", .field = PERF_OUTPUT_UREGS},
137 {.str = "brstack", .field = PERF_OUTPUT_BRSTACK},
138 {.str = "brstacksym", .field = PERF_OUTPUT_BRSTACKSYM},
139 {.str = "data_src", .field = PERF_OUTPUT_DATA_SRC},
140 {.str = "weight", .field = PERF_OUTPUT_WEIGHT},
141 {.str = "bpf-output", .field = PERF_OUTPUT_BPF_OUTPUT},
142 {.str = "callindent", .field = PERF_OUTPUT_CALLINDENT},
143 {.str = "insn", .field = PERF_OUTPUT_INSN},
144 {.str = "insnlen", .field = PERF_OUTPUT_INSNLEN},
145 {.str = "brstackinsn", .field = PERF_OUTPUT_BRSTACKINSN},
146 {.str = "brstackoff", .field = PERF_OUTPUT_BRSTACKOFF},
147 {.str = "synth", .field = PERF_OUTPUT_SYNTH},
148 {.str = "phys_addr", .field = PERF_OUTPUT_PHYS_ADDR},
149 {.str = "metric", .field = PERF_OUTPUT_METRIC},
150 {.str = "misc", .field = PERF_OUTPUT_MISC},
151 {.str = "srccode", .field = PERF_OUTPUT_SRCCODE},
152 {.str = "ipc", .field = PERF_OUTPUT_IPC},
153 };
154
155 enum {
156 OUTPUT_TYPE_SYNTH = PERF_TYPE_MAX,
157 OUTPUT_TYPE_MAX
158 };
159
160 /* default set to maintain compatibility with current format */
161 static struct {
162 bool user_set;
163 bool wildcard_set;
164 unsigned int print_ip_opts;
165 u64 fields;
166 u64 invalid_fields;
167 u64 user_set_fields;
168 } output[OUTPUT_TYPE_MAX] = {
169
170 [PERF_TYPE_HARDWARE] = {
171 .user_set = false,
172
173 .fields = PERF_OUTPUT_COMM | PERF_OUTPUT_TID |
174 PERF_OUTPUT_CPU | PERF_OUTPUT_TIME |
175 PERF_OUTPUT_EVNAME | PERF_OUTPUT_IP |
176 PERF_OUTPUT_SYM | PERF_OUTPUT_SYMOFFSET |
177 PERF_OUTPUT_DSO | PERF_OUTPUT_PERIOD,
178
179 .invalid_fields = PERF_OUTPUT_TRACE | PERF_OUTPUT_BPF_OUTPUT,
180 },
181
182 [PERF_TYPE_SOFTWARE] = {
183 .user_set = false,
184
185 .fields = PERF_OUTPUT_COMM | PERF_OUTPUT_TID |
186 PERF_OUTPUT_CPU | PERF_OUTPUT_TIME |
187 PERF_OUTPUT_EVNAME | PERF_OUTPUT_IP |
188 PERF_OUTPUT_SYM | PERF_OUTPUT_SYMOFFSET |
189 PERF_OUTPUT_DSO | PERF_OUTPUT_PERIOD |
190 PERF_OUTPUT_BPF_OUTPUT,
191
192 .invalid_fields = PERF_OUTPUT_TRACE,
193 },
194
195 [PERF_TYPE_TRACEPOINT] = {
196 .user_set = false,
197
198 .fields = PERF_OUTPUT_COMM | PERF_OUTPUT_TID |
199 PERF_OUTPUT_CPU | PERF_OUTPUT_TIME |
200 PERF_OUTPUT_EVNAME | PERF_OUTPUT_TRACE
201 },
202
203 [PERF_TYPE_HW_CACHE] = {
204 .user_set = false,
205
206 .fields = PERF_OUTPUT_COMM | PERF_OUTPUT_TID |
207 PERF_OUTPUT_CPU | PERF_OUTPUT_TIME |
208 PERF_OUTPUT_EVNAME | PERF_OUTPUT_IP |
209 PERF_OUTPUT_SYM | PERF_OUTPUT_SYMOFFSET |
210 PERF_OUTPUT_DSO | PERF_OUTPUT_PERIOD,
211
212 .invalid_fields = PERF_OUTPUT_TRACE | PERF_OUTPUT_BPF_OUTPUT,
213 },
214
215 [PERF_TYPE_RAW] = {
216 .user_set = false,
217
218 .fields = PERF_OUTPUT_COMM | PERF_OUTPUT_TID |
219 PERF_OUTPUT_CPU | PERF_OUTPUT_TIME |
220 PERF_OUTPUT_EVNAME | PERF_OUTPUT_IP |
221 PERF_OUTPUT_SYM | PERF_OUTPUT_SYMOFFSET |
222 PERF_OUTPUT_DSO | PERF_OUTPUT_PERIOD |
223 PERF_OUTPUT_ADDR | PERF_OUTPUT_DATA_SRC |
224 PERF_OUTPUT_WEIGHT | PERF_OUTPUT_PHYS_ADDR,
225
226 .invalid_fields = PERF_OUTPUT_TRACE | PERF_OUTPUT_BPF_OUTPUT,
227 },
228
229 [PERF_TYPE_BREAKPOINT] = {
230 .user_set = false,
231
232 .fields = PERF_OUTPUT_COMM | PERF_OUTPUT_TID |
233 PERF_OUTPUT_CPU | PERF_OUTPUT_TIME |
234 PERF_OUTPUT_EVNAME | PERF_OUTPUT_IP |
235 PERF_OUTPUT_SYM | PERF_OUTPUT_SYMOFFSET |
236 PERF_OUTPUT_DSO | PERF_OUTPUT_PERIOD,
237
238 .invalid_fields = PERF_OUTPUT_TRACE | PERF_OUTPUT_BPF_OUTPUT,
239 },
240
241 [OUTPUT_TYPE_SYNTH] = {
242 .user_set = false,
243
244 .fields = PERF_OUTPUT_COMM | PERF_OUTPUT_TID |
245 PERF_OUTPUT_CPU | PERF_OUTPUT_TIME |
246 PERF_OUTPUT_EVNAME | PERF_OUTPUT_IP |
247 PERF_OUTPUT_SYM | PERF_OUTPUT_SYMOFFSET |
248 PERF_OUTPUT_DSO | PERF_OUTPUT_SYNTH,
249
250 .invalid_fields = PERF_OUTPUT_TRACE | PERF_OUTPUT_BPF_OUTPUT,
251 },
252 };
253
254 struct evsel_script {
255 char *filename;
256 FILE *fp;
257 u64 samples;
258 /* For metric output */
259 u64 val;
260 int gnum;
261 };
262
263 static inline struct evsel_script *evsel_script(struct evsel *evsel)
264 {
265 return (struct evsel_script *)evsel->priv;
266 }
267
268 static struct evsel_script *perf_evsel_script__new(struct evsel *evsel,
269 struct perf_data *data)
270 {
271 struct evsel_script *es = zalloc(sizeof(*es));
272
273 if (es != NULL) {
274 if (asprintf(&es->filename, "%s.%s.dump", data->file.path, perf_evsel__name(evsel)) < 0)
275 goto out_free;
276 es->fp = fopen(es->filename, "w");
277 if (es->fp == NULL)
278 goto out_free_filename;
279 }
280
281 return es;
282 out_free_filename:
283 zfree(&es->filename);
284 out_free:
285 free(es);
286 return NULL;
287 }
288
289 static void perf_evsel_script__delete(struct evsel_script *es)
290 {
291 zfree(&es->filename);
292 fclose(es->fp);
293 es->fp = NULL;
294 free(es);
295 }
296
297 static int perf_evsel_script__fprintf(struct evsel_script *es, FILE *fp)
298 {
299 struct stat st;
300
301 fstat(fileno(es->fp), &st);
302 return fprintf(fp, "[ perf script: Wrote %.3f MB %s (%" PRIu64 " samples) ]\n",
303 st.st_size / 1024.0 / 1024.0, es->filename, es->samples);
304 }
305
306 static inline int output_type(unsigned int type)
307 {
308 switch (type) {
309 case PERF_TYPE_SYNTH:
310 return OUTPUT_TYPE_SYNTH;
311 default:
312 return type;
313 }
314 }
315
316 static inline unsigned int attr_type(unsigned int type)
317 {
318 switch (type) {
319 case OUTPUT_TYPE_SYNTH:
320 return PERF_TYPE_SYNTH;
321 default:
322 return type;
323 }
324 }
325
326 static bool output_set_by_user(void)
327 {
328 int j;
329 for (j = 0; j < OUTPUT_TYPE_MAX; ++j) {
330 if (output[j].user_set)
331 return true;
332 }
333 return false;
334 }
335
336 static const char *output_field2str(enum perf_output_field field)
337 {
338 int i, imax = ARRAY_SIZE(all_output_options);
339 const char *str = "";
340
341 for (i = 0; i < imax; ++i) {
342 if (all_output_options[i].field == field) {
343 str = all_output_options[i].str;
344 break;
345 }
346 }
347 return str;
348 }
349
350 #define PRINT_FIELD(x) (output[output_type(attr->type)].fields & PERF_OUTPUT_##x)
351
352 static int perf_evsel__do_check_stype(struct evsel *evsel,
353 u64 sample_type, const char *sample_msg,
354 enum perf_output_field field,
355 bool allow_user_set)
356 {
357 struct perf_event_attr *attr = &evsel->core.attr;
358 int type = output_type(attr->type);
359 const char *evname;
360
361 if (attr->sample_type & sample_type)
362 return 0;
363
364 if (output[type].user_set_fields & field) {
365 if (allow_user_set)
366 return 0;
367 evname = perf_evsel__name(evsel);
368 pr_err("Samples for '%s' event do not have %s attribute set. "
369 "Cannot print '%s' field.\n",
370 evname, sample_msg, output_field2str(field));
371 return -1;
372 }
373
374 /* user did not ask for it explicitly so remove from the default list */
375 output[type].fields &= ~field;
376 evname = perf_evsel__name(evsel);
377 pr_debug("Samples for '%s' event do not have %s attribute set. "
378 "Skipping '%s' field.\n",
379 evname, sample_msg, output_field2str(field));
380
381 return 0;
382 }
383
384 static int perf_evsel__check_stype(struct evsel *evsel,
385 u64 sample_type, const char *sample_msg,
386 enum perf_output_field field)
387 {
388 return perf_evsel__do_check_stype(evsel, sample_type, sample_msg, field,
389 false);
390 }
391
392 static int perf_evsel__check_attr(struct evsel *evsel,
393 struct perf_session *session)
394 {
395 struct perf_event_attr *attr = &evsel->core.attr;
396 bool allow_user_set;
397
398 if (perf_header__has_feat(&session->header, HEADER_STAT))
399 return 0;
400
401 allow_user_set = perf_header__has_feat(&session->header,
402 HEADER_AUXTRACE);
403
404 if (PRINT_FIELD(TRACE) &&
405 !perf_session__has_traces(session, "record -R"))
406 return -EINVAL;
407
408 if (PRINT_FIELD(IP)) {
409 if (perf_evsel__check_stype(evsel, PERF_SAMPLE_IP, "IP",
410 PERF_OUTPUT_IP))
411 return -EINVAL;
412 }
413
414 if (PRINT_FIELD(ADDR) &&
415 perf_evsel__do_check_stype(evsel, PERF_SAMPLE_ADDR, "ADDR",
416 PERF_OUTPUT_ADDR, allow_user_set))
417 return -EINVAL;
418
419 if (PRINT_FIELD(DATA_SRC) &&
420 perf_evsel__check_stype(evsel, PERF_SAMPLE_DATA_SRC, "DATA_SRC",
421 PERF_OUTPUT_DATA_SRC))
422 return -EINVAL;
423
424 if (PRINT_FIELD(WEIGHT) &&
425 perf_evsel__check_stype(evsel, PERF_SAMPLE_WEIGHT, "WEIGHT",
426 PERF_OUTPUT_WEIGHT))
427 return -EINVAL;
428
429 if (PRINT_FIELD(SYM) &&
430 !(evsel->core.attr.sample_type & (PERF_SAMPLE_IP|PERF_SAMPLE_ADDR))) {
431 pr_err("Display of symbols requested but neither sample IP nor "
432 "sample address\navailable. Hence, no addresses to convert "
433 "to symbols.\n");
434 return -EINVAL;
435 }
436 if (PRINT_FIELD(SYMOFFSET) && !PRINT_FIELD(SYM)) {
437 pr_err("Display of offsets requested but symbol is not"
438 "selected.\n");
439 return -EINVAL;
440 }
441 if (PRINT_FIELD(DSO) &&
442 !(evsel->core.attr.sample_type & (PERF_SAMPLE_IP|PERF_SAMPLE_ADDR))) {
443 pr_err("Display of DSO requested but no address to convert.\n");
444 return -EINVAL;
445 }
446 if ((PRINT_FIELD(SRCLINE) || PRINT_FIELD(SRCCODE)) && !PRINT_FIELD(IP)) {
447 pr_err("Display of source line number requested but sample IP is not\n"
448 "selected. Hence, no address to lookup the source line number.\n");
449 return -EINVAL;
450 }
451 if (PRINT_FIELD(BRSTACKINSN) && !allow_user_set &&
452 !(perf_evlist__combined_branch_type(session->evlist) &
453 PERF_SAMPLE_BRANCH_ANY)) {
454 pr_err("Display of branch stack assembler requested, but non all-branch filter set\n"
455 "Hint: run 'perf record -b ...'\n");
456 return -EINVAL;
457 }
458 if ((PRINT_FIELD(PID) || PRINT_FIELD(TID)) &&
459 perf_evsel__check_stype(evsel, PERF_SAMPLE_TID, "TID",
460 PERF_OUTPUT_TID|PERF_OUTPUT_PID))
461 return -EINVAL;
462
463 if (PRINT_FIELD(TIME) &&
464 perf_evsel__check_stype(evsel, PERF_SAMPLE_TIME, "TIME",
465 PERF_OUTPUT_TIME))
466 return -EINVAL;
467
468 if (PRINT_FIELD(CPU) &&
469 perf_evsel__do_check_stype(evsel, PERF_SAMPLE_CPU, "CPU",
470 PERF_OUTPUT_CPU, allow_user_set))
471 return -EINVAL;
472
473 if (PRINT_FIELD(IREGS) &&
474 perf_evsel__check_stype(evsel, PERF_SAMPLE_REGS_INTR, "IREGS",
475 PERF_OUTPUT_IREGS))
476 return -EINVAL;
477
478 if (PRINT_FIELD(UREGS) &&
479 perf_evsel__check_stype(evsel, PERF_SAMPLE_REGS_USER, "UREGS",
480 PERF_OUTPUT_UREGS))
481 return -EINVAL;
482
483 if (PRINT_FIELD(PHYS_ADDR) &&
484 perf_evsel__check_stype(evsel, PERF_SAMPLE_PHYS_ADDR, "PHYS_ADDR",
485 PERF_OUTPUT_PHYS_ADDR))
486 return -EINVAL;
487
488 return 0;
489 }
490
491 static void set_print_ip_opts(struct perf_event_attr *attr)
492 {
493 unsigned int type = output_type(attr->type);
494
495 output[type].print_ip_opts = 0;
496 if (PRINT_FIELD(IP))
497 output[type].print_ip_opts |= EVSEL__PRINT_IP;
498
499 if (PRINT_FIELD(SYM))
500 output[type].print_ip_opts |= EVSEL__PRINT_SYM;
501
502 if (PRINT_FIELD(DSO))
503 output[type].print_ip_opts |= EVSEL__PRINT_DSO;
504
505 if (PRINT_FIELD(SYMOFFSET))
506 output[type].print_ip_opts |= EVSEL__PRINT_SYMOFFSET;
507
508 if (PRINT_FIELD(SRCLINE))
509 output[type].print_ip_opts |= EVSEL__PRINT_SRCLINE;
510 }
511
512 /*
513 * verify all user requested events exist and the samples
514 * have the expected data
515 */
516 static int perf_session__check_output_opt(struct perf_session *session)
517 {
518 unsigned int j;
519 struct evsel *evsel;
520
521 for (j = 0; j < OUTPUT_TYPE_MAX; ++j) {
522 evsel = perf_session__find_first_evtype(session, attr_type(j));
523
524 /*
525 * even if fields is set to 0 (ie., show nothing) event must
526 * exist if user explicitly includes it on the command line
527 */
528 if (!evsel && output[j].user_set && !output[j].wildcard_set &&
529 j != OUTPUT_TYPE_SYNTH) {
530 pr_err("%s events do not exist. "
531 "Remove corresponding -F option to proceed.\n",
532 event_type(j));
533 return -1;
534 }
535
536 if (evsel && output[j].fields &&
537 perf_evsel__check_attr(evsel, session))
538 return -1;
539
540 if (evsel == NULL)
541 continue;
542
543 set_print_ip_opts(&evsel->core.attr);
544 }
545
546 if (!no_callchain) {
547 bool use_callchain = false;
548 bool not_pipe = false;
549
550 evlist__for_each_entry(session->evlist, evsel) {
551 not_pipe = true;
552 if (evsel__has_callchain(evsel)) {
553 use_callchain = true;
554 break;
555 }
556 }
557 if (not_pipe && !use_callchain)
558 symbol_conf.use_callchain = false;
559 }
560
561 /*
562 * set default for tracepoints to print symbols only
563 * if callchains are present
564 */
565 if (symbol_conf.use_callchain &&
566 !output[PERF_TYPE_TRACEPOINT].user_set) {
567 j = PERF_TYPE_TRACEPOINT;
568
569 evlist__for_each_entry(session->evlist, evsel) {
570 if (evsel->core.attr.type != j)
571 continue;
572
573 if (evsel__has_callchain(evsel)) {
574 output[j].fields |= PERF_OUTPUT_IP;
575 output[j].fields |= PERF_OUTPUT_SYM;
576 output[j].fields |= PERF_OUTPUT_SYMOFFSET;
577 output[j].fields |= PERF_OUTPUT_DSO;
578 set_print_ip_opts(&evsel->core.attr);
579 goto out;
580 }
581 }
582 }
583
584 out:
585 return 0;
586 }
587
588 static int perf_sample__fprintf_regs(struct regs_dump *regs, uint64_t mask,
589 FILE *fp
590 )
591 {
592 unsigned i = 0, r;
593 int printed = 0;
594
595 if (!regs || !regs->regs)
596 return 0;
597
598 printed += fprintf(fp, " ABI:%" PRIu64 " ", regs->abi);
599
600 for_each_set_bit(r, (unsigned long *) &mask, sizeof(mask) * 8) {
601 u64 val = regs->regs[i++];
602 printed += fprintf(fp, "%5s:0x%"PRIx64" ", perf_reg_name(r), val);
603 }
604
605 fprintf(fp, "\n");
606
607 return printed;
608 }
609
610 static int perf_sample__fprintf_iregs(struct perf_sample *sample,
611 struct perf_event_attr *attr, FILE *fp)
612 {
613 return perf_sample__fprintf_regs(&sample->intr_regs,
614 attr->sample_regs_intr, fp);
615 }
616
617 static int perf_sample__fprintf_uregs(struct perf_sample *sample,
618 struct perf_event_attr *attr, FILE *fp)
619 {
620 return perf_sample__fprintf_regs(&sample->user_regs,
621 attr->sample_regs_user, fp);
622 }
623
624 static int perf_sample__fprintf_start(struct perf_sample *sample,
625 struct thread *thread,
626 struct evsel *evsel,
627 u32 type, FILE *fp)
628 {
629 struct perf_event_attr *attr = &evsel->core.attr;
630 unsigned long secs;
631 unsigned long long nsecs;
632 int printed = 0;
633
634 if (PRINT_FIELD(COMM)) {
635 if (latency_format)
636 printed += fprintf(fp, "%8.8s ", thread__comm_str(thread));
637 else if (PRINT_FIELD(IP) && evsel__has_callchain(evsel) && symbol_conf.use_callchain)
638 printed += fprintf(fp, "%s ", thread__comm_str(thread));
639 else
640 printed += fprintf(fp, "%16s ", thread__comm_str(thread));
641 }
642
643 if (PRINT_FIELD(PID) && PRINT_FIELD(TID))
644 printed += fprintf(fp, "%5d/%-5d ", sample->pid, sample->tid);
645 else if (PRINT_FIELD(PID))
646 printed += fprintf(fp, "%5d ", sample->pid);
647 else if (PRINT_FIELD(TID))
648 printed += fprintf(fp, "%5d ", sample->tid);
649
650 if (PRINT_FIELD(CPU)) {
651 if (latency_format)
652 printed += fprintf(fp, "%3d ", sample->cpu);
653 else
654 printed += fprintf(fp, "[%03d] ", sample->cpu);
655 }
656
657 if (PRINT_FIELD(MISC)) {
658 int ret = 0;
659
660 #define has(m) \
661 (sample->misc & PERF_RECORD_MISC_##m) == PERF_RECORD_MISC_##m
662
663 if (has(KERNEL))
664 ret += fprintf(fp, "K");
665 if (has(USER))
666 ret += fprintf(fp, "U");
667 if (has(HYPERVISOR))
668 ret += fprintf(fp, "H");
669 if (has(GUEST_KERNEL))
670 ret += fprintf(fp, "G");
671 if (has(GUEST_USER))
672 ret += fprintf(fp, "g");
673
674 switch (type) {
675 case PERF_RECORD_MMAP:
676 case PERF_RECORD_MMAP2:
677 if (has(MMAP_DATA))
678 ret += fprintf(fp, "M");
679 break;
680 case PERF_RECORD_COMM:
681 if (has(COMM_EXEC))
682 ret += fprintf(fp, "E");
683 break;
684 case PERF_RECORD_SWITCH:
685 case PERF_RECORD_SWITCH_CPU_WIDE:
686 if (has(SWITCH_OUT)) {
687 ret += fprintf(fp, "S");
688 if (sample->misc & PERF_RECORD_MISC_SWITCH_OUT_PREEMPT)
689 ret += fprintf(fp, "p");
690 }
691 default:
692 break;
693 }
694
695 #undef has
696
697 ret += fprintf(fp, "%*s", 6 - ret, " ");
698 printed += ret;
699 }
700
701 if (PRINT_FIELD(TIME)) {
702 u64 t = sample->time;
703 if (reltime) {
704 if (!initial_time)
705 initial_time = sample->time;
706 t = sample->time - initial_time;
707 }
708 nsecs = t;
709 secs = nsecs / NSEC_PER_SEC;
710 nsecs -= secs * NSEC_PER_SEC;
711
712 if (symbol_conf.nanosecs)
713 printed += fprintf(fp, "%5lu.%09llu: ", secs, nsecs);
714 else {
715 char sample_time[32];
716 timestamp__scnprintf_usec(t, sample_time, sizeof(sample_time));
717 printed += fprintf(fp, "%12s: ", sample_time);
718 }
719 }
720
721 return printed;
722 }
723
724 static inline char
725 mispred_str(struct branch_entry *br)
726 {
727 if (!(br->flags.mispred || br->flags.predicted))
728 return '-';
729
730 return br->flags.predicted ? 'P' : 'M';
731 }
732
733 static int perf_sample__fprintf_brstack(struct perf_sample *sample,
734 struct thread *thread,
735 struct perf_event_attr *attr, FILE *fp)
736 {
737 struct branch_stack *br = sample->branch_stack;
738 struct addr_location alf, alt;
739 u64 i, from, to;
740 int printed = 0;
741
742 if (!(br && br->nr))
743 return 0;
744
745 for (i = 0; i < br->nr; i++) {
746 from = br->entries[i].from;
747 to = br->entries[i].to;
748
749 if (PRINT_FIELD(DSO)) {
750 memset(&alf, 0, sizeof(alf));
751 memset(&alt, 0, sizeof(alt));
752 thread__find_map_fb(thread, sample->cpumode, from, &alf);
753 thread__find_map_fb(thread, sample->cpumode, to, &alt);
754 }
755
756 printed += fprintf(fp, " 0x%"PRIx64, from);
757 if (PRINT_FIELD(DSO)) {
758 printed += fprintf(fp, "(");
759 printed += map__fprintf_dsoname(alf.map, fp);
760 printed += fprintf(fp, ")");
761 }
762
763 printed += fprintf(fp, "/0x%"PRIx64, to);
764 if (PRINT_FIELD(DSO)) {
765 printed += fprintf(fp, "(");
766 printed += map__fprintf_dsoname(alt.map, fp);
767 printed += fprintf(fp, ")");
768 }
769
770 printed += fprintf(fp, "/%c/%c/%c/%d ",
771 mispred_str( br->entries + i),
772 br->entries[i].flags.in_tx? 'X' : '-',
773 br->entries[i].flags.abort? 'A' : '-',
774 br->entries[i].flags.cycles);
775 }
776
777 return printed;
778 }
779
780 static int perf_sample__fprintf_brstacksym(struct perf_sample *sample,
781 struct thread *thread,
782 struct perf_event_attr *attr, FILE *fp)
783 {
784 struct branch_stack *br = sample->branch_stack;
785 struct addr_location alf, alt;
786 u64 i, from, to;
787 int printed = 0;
788
789 if (!(br && br->nr))
790 return 0;
791
792 for (i = 0; i < br->nr; i++) {
793
794 memset(&alf, 0, sizeof(alf));
795 memset(&alt, 0, sizeof(alt));
796 from = br->entries[i].from;
797 to = br->entries[i].to;
798
799 thread__find_symbol_fb(thread, sample->cpumode, from, &alf);
800 thread__find_symbol_fb(thread, sample->cpumode, to, &alt);
801
802 printed += symbol__fprintf_symname_offs(alf.sym, &alf, fp);
803 if (PRINT_FIELD(DSO)) {
804 printed += fprintf(fp, "(");
805 printed += map__fprintf_dsoname(alf.map, fp);
806 printed += fprintf(fp, ")");
807 }
808 printed += fprintf(fp, "%c", '/');
809 printed += symbol__fprintf_symname_offs(alt.sym, &alt, fp);
810 if (PRINT_FIELD(DSO)) {
811 printed += fprintf(fp, "(");
812 printed += map__fprintf_dsoname(alt.map, fp);
813 printed += fprintf(fp, ")");
814 }
815 printed += fprintf(fp, "/%c/%c/%c/%d ",
816 mispred_str( br->entries + i),
817 br->entries[i].flags.in_tx? 'X' : '-',
818 br->entries[i].flags.abort? 'A' : '-',
819 br->entries[i].flags.cycles);
820 }
821
822 return printed;
823 }
824
825 static int perf_sample__fprintf_brstackoff(struct perf_sample *sample,
826 struct thread *thread,
827 struct perf_event_attr *attr, FILE *fp)
828 {
829 struct branch_stack *br = sample->branch_stack;
830 struct addr_location alf, alt;
831 u64 i, from, to;
832 int printed = 0;
833
834 if (!(br && br->nr))
835 return 0;
836
837 for (i = 0; i < br->nr; i++) {
838
839 memset(&alf, 0, sizeof(alf));
840 memset(&alt, 0, sizeof(alt));
841 from = br->entries[i].from;
842 to = br->entries[i].to;
843
844 if (thread__find_map_fb(thread, sample->cpumode, from, &alf) &&
845 !alf.map->dso->adjust_symbols)
846 from = map__map_ip(alf.map, from);
847
848 if (thread__find_map_fb(thread, sample->cpumode, to, &alt) &&
849 !alt.map->dso->adjust_symbols)
850 to = map__map_ip(alt.map, to);
851
852 printed += fprintf(fp, " 0x%"PRIx64, from);
853 if (PRINT_FIELD(DSO)) {
854 printed += fprintf(fp, "(");
855 printed += map__fprintf_dsoname(alf.map, fp);
856 printed += fprintf(fp, ")");
857 }
858 printed += fprintf(fp, "/0x%"PRIx64, to);
859 if (PRINT_FIELD(DSO)) {
860 printed += fprintf(fp, "(");
861 printed += map__fprintf_dsoname(alt.map, fp);
862 printed += fprintf(fp, ")");
863 }
864 printed += fprintf(fp, "/%c/%c/%c/%d ",
865 mispred_str(br->entries + i),
866 br->entries[i].flags.in_tx ? 'X' : '-',
867 br->entries[i].flags.abort ? 'A' : '-',
868 br->entries[i].flags.cycles);
869 }
870
871 return printed;
872 }
873 #define MAXBB 16384UL
874
875 static int grab_bb(u8 *buffer, u64 start, u64 end,
876 struct machine *machine, struct thread *thread,
877 bool *is64bit, u8 *cpumode, bool last)
878 {
879 long offset, len;
880 struct addr_location al;
881 bool kernel;
882
883 if (!start || !end)
884 return 0;
885
886 kernel = machine__kernel_ip(machine, start);
887 if (kernel)
888 *cpumode = PERF_RECORD_MISC_KERNEL;
889 else
890 *cpumode = PERF_RECORD_MISC_USER;
891
892 /*
893 * Block overlaps between kernel and user.
894 * This can happen due to ring filtering
895 * On Intel CPUs the entry into the kernel is filtered,
896 * but the exit is not. Let the caller patch it up.
897 */
898 if (kernel != machine__kernel_ip(machine, end)) {
899 pr_debug("\tblock %" PRIx64 "-%" PRIx64 " transfers between kernel and user\n", start, end);
900 return -ENXIO;
901 }
902
903 memset(&al, 0, sizeof(al));
904 if (end - start > MAXBB - MAXINSN) {
905 if (last)
906 pr_debug("\tbrstack does not reach to final jump (%" PRIx64 "-%" PRIx64 ")\n", start, end);
907 else
908 pr_debug("\tblock %" PRIx64 "-%" PRIx64 " (%" PRIu64 ") too long to dump\n", start, end, end - start);
909 return 0;
910 }
911
912 if (!thread__find_map(thread, *cpumode, start, &al) || !al.map->dso) {
913 pr_debug("\tcannot resolve %" PRIx64 "-%" PRIx64 "\n", start, end);
914 return 0;
915 }
916 if (al.map->dso->data.status == DSO_DATA_STATUS_ERROR) {
917 pr_debug("\tcannot resolve %" PRIx64 "-%" PRIx64 "\n", start, end);
918 return 0;
919 }
920
921 /* Load maps to ensure dso->is_64_bit has been updated */
922 map__load(al.map);
923
924 offset = al.map->map_ip(al.map, start);
925 len = dso__data_read_offset(al.map->dso, machine, offset, (u8 *)buffer,
926 end - start + MAXINSN);
927
928 *is64bit = al.map->dso->is_64_bit;
929 if (len <= 0)
930 pr_debug("\tcannot fetch code for block at %" PRIx64 "-%" PRIx64 "\n",
931 start, end);
932 return len;
933 }
934
935 static int map__fprintf_srccode(struct map *map, u64 addr, FILE *fp, struct srccode_state *state)
936 {
937 char *srcfile;
938 int ret = 0;
939 unsigned line;
940 int len;
941 char *srccode;
942
943 if (!map || !map->dso)
944 return 0;
945 srcfile = get_srcline_split(map->dso,
946 map__rip_2objdump(map, addr),
947 &line);
948 if (!srcfile)
949 return 0;
950
951 /* Avoid redundant printing */
952 if (state &&
953 state->srcfile &&
954 !strcmp(state->srcfile, srcfile) &&
955 state->line == line) {
956 free(srcfile);
957 return 0;
958 }
959
960 srccode = find_sourceline(srcfile, line, &len);
961 if (!srccode)
962 goto out_free_line;
963
964 ret = fprintf(fp, "|%-8d %.*s", line, len, srccode);
965
966 if (state) {
967 state->srcfile = srcfile;
968 state->line = line;
969 }
970 return ret;
971
972 out_free_line:
973 free(srcfile);
974 return ret;
975 }
976
977 static int print_srccode(struct thread *thread, u8 cpumode, uint64_t addr)
978 {
979 struct addr_location al;
980 int ret = 0;
981
982 memset(&al, 0, sizeof(al));
983 thread__find_map(thread, cpumode, addr, &al);
984 if (!al.map)
985 return 0;
986 ret = map__fprintf_srccode(al.map, al.addr, stdout,
987 &thread->srccode_state);
988 if (ret)
989 ret += printf("\n");
990 return ret;
991 }
992
993 static int ip__fprintf_jump(uint64_t ip, struct branch_entry *en,
994 struct perf_insn *x, u8 *inbuf, int len,
995 int insn, FILE *fp, int *total_cycles)
996 {
997 int printed = fprintf(fp, "\t%016" PRIx64 "\t%-30s\t#%s%s%s%s", ip,
998 dump_insn(x, ip, inbuf, len, NULL),
999 en->flags.predicted ? " PRED" : "",
1000 en->flags.mispred ? " MISPRED" : "",
1001 en->flags.in_tx ? " INTX" : "",
1002 en->flags.abort ? " ABORT" : "");
1003 if (en->flags.cycles) {
1004 *total_cycles += en->flags.cycles;
1005 printed += fprintf(fp, " %d cycles [%d]", en->flags.cycles, *total_cycles);
1006 if (insn)
1007 printed += fprintf(fp, " %.2f IPC", (float)insn / en->flags.cycles);
1008 }
1009 return printed + fprintf(fp, "\n");
1010 }
1011
1012 static int ip__fprintf_sym(uint64_t addr, struct thread *thread,
1013 u8 cpumode, int cpu, struct symbol **lastsym,
1014 struct perf_event_attr *attr, FILE *fp)
1015 {
1016 struct addr_location al;
1017 int off, printed = 0;
1018
1019 memset(&al, 0, sizeof(al));
1020
1021 thread__find_map(thread, cpumode, addr, &al);
1022
1023 if ((*lastsym) && al.addr >= (*lastsym)->start && al.addr < (*lastsym)->end)
1024 return 0;
1025
1026 al.cpu = cpu;
1027 al.sym = NULL;
1028 if (al.map)
1029 al.sym = map__find_symbol(al.map, al.addr);
1030
1031 if (!al.sym)
1032 return 0;
1033
1034 if (al.addr < al.sym->end)
1035 off = al.addr - al.sym->start;
1036 else
1037 off = al.addr - al.map->start - al.sym->start;
1038 printed += fprintf(fp, "\t%s", al.sym->name);
1039 if (off)
1040 printed += fprintf(fp, "%+d", off);
1041 printed += fprintf(fp, ":");
1042 if (PRINT_FIELD(SRCLINE))
1043 printed += map__fprintf_srcline(al.map, al.addr, "\t", fp);
1044 printed += fprintf(fp, "\n");
1045 *lastsym = al.sym;
1046
1047 return printed;
1048 }
1049
1050 static int perf_sample__fprintf_brstackinsn(struct perf_sample *sample,
1051 struct thread *thread,
1052 struct perf_event_attr *attr,
1053 struct machine *machine, FILE *fp)
1054 {
1055 struct branch_stack *br = sample->branch_stack;
1056 u64 start, end;
1057 int i, insn, len, nr, ilen, printed = 0;
1058 struct perf_insn x;
1059 u8 buffer[MAXBB];
1060 unsigned off;
1061 struct symbol *lastsym = NULL;
1062 int total_cycles = 0;
1063
1064 if (!(br && br->nr))
1065 return 0;
1066 nr = br->nr;
1067 if (max_blocks && nr > max_blocks + 1)
1068 nr = max_blocks + 1;
1069
1070 x.thread = thread;
1071 x.cpu = sample->cpu;
1072
1073 printed += fprintf(fp, "%c", '\n');
1074
1075 /* Handle first from jump, of which we don't know the entry. */
1076 len = grab_bb(buffer, br->entries[nr-1].from,
1077 br->entries[nr-1].from,
1078 machine, thread, &x.is64bit, &x.cpumode, false);
1079 if (len > 0) {
1080 printed += ip__fprintf_sym(br->entries[nr - 1].from, thread,
1081 x.cpumode, x.cpu, &lastsym, attr, fp);
1082 printed += ip__fprintf_jump(br->entries[nr - 1].from, &br->entries[nr - 1],
1083 &x, buffer, len, 0, fp, &total_cycles);
1084 if (PRINT_FIELD(SRCCODE))
1085 printed += print_srccode(thread, x.cpumode, br->entries[nr - 1].from);
1086 }
1087
1088 /* Print all blocks */
1089 for (i = nr - 2; i >= 0; i--) {
1090 if (br->entries[i].from || br->entries[i].to)
1091 pr_debug("%d: %" PRIx64 "-%" PRIx64 "\n", i,
1092 br->entries[i].from,
1093 br->entries[i].to);
1094 start = br->entries[i + 1].to;
1095 end = br->entries[i].from;
1096
1097 len = grab_bb(buffer, start, end, machine, thread, &x.is64bit, &x.cpumode, false);
1098 /* Patch up missing kernel transfers due to ring filters */
1099 if (len == -ENXIO && i > 0) {
1100 end = br->entries[--i].from;
1101 pr_debug("\tpatching up to %" PRIx64 "-%" PRIx64 "\n", start, end);
1102 len = grab_bb(buffer, start, end, machine, thread, &x.is64bit, &x.cpumode, false);
1103 }
1104 if (len <= 0)
1105 continue;
1106
1107 insn = 0;
1108 for (off = 0; off < (unsigned)len; off += ilen) {
1109 uint64_t ip = start + off;
1110
1111 printed += ip__fprintf_sym(ip, thread, x.cpumode, x.cpu, &lastsym, attr, fp);
1112 if (ip == end) {
1113 printed += ip__fprintf_jump(ip, &br->entries[i], &x, buffer + off, len - off, ++insn, fp,
1114 &total_cycles);
1115 if (PRINT_FIELD(SRCCODE))
1116 printed += print_srccode(thread, x.cpumode, ip);
1117 break;
1118 } else {
1119 ilen = 0;
1120 printed += fprintf(fp, "\t%016" PRIx64 "\t%s\n", ip,
1121 dump_insn(&x, ip, buffer + off, len - off, &ilen));
1122 if (ilen == 0)
1123 break;
1124 if (PRINT_FIELD(SRCCODE))
1125 print_srccode(thread, x.cpumode, ip);
1126 insn++;
1127 }
1128 }
1129 if (off != end - start)
1130 printed += fprintf(fp, "\tmismatch of LBR data and executable\n");
1131 }
1132
1133 /*
1134 * Hit the branch? In this case we are already done, and the target
1135 * has not been executed yet.
1136 */
1137 if (br->entries[0].from == sample->ip)
1138 goto out;
1139 if (br->entries[0].flags.abort)
1140 goto out;
1141
1142 /*
1143 * Print final block upto sample
1144 *
1145 * Due to pipeline delays the LBRs might be missing a branch
1146 * or two, which can result in very large or negative blocks
1147 * between final branch and sample. When this happens just
1148 * continue walking after the last TO until we hit a branch.
1149 */
1150 start = br->entries[0].to;
1151 end = sample->ip;
1152 if (end < start) {
1153 /* Missing jump. Scan 128 bytes for the next branch */
1154 end = start + 128;
1155 }
1156 len = grab_bb(buffer, start, end, machine, thread, &x.is64bit, &x.cpumode, true);
1157 printed += ip__fprintf_sym(start, thread, x.cpumode, x.cpu, &lastsym, attr, fp);
1158 if (len <= 0) {
1159 /* Print at least last IP if basic block did not work */
1160 len = grab_bb(buffer, sample->ip, sample->ip,
1161 machine, thread, &x.is64bit, &x.cpumode, false);
1162 if (len <= 0)
1163 goto out;
1164 printed += fprintf(fp, "\t%016" PRIx64 "\t%s\n", sample->ip,
1165 dump_insn(&x, sample->ip, buffer, len, NULL));
1166 if (PRINT_FIELD(SRCCODE))
1167 print_srccode(thread, x.cpumode, sample->ip);
1168 goto out;
1169 }
1170 for (off = 0; off <= end - start; off += ilen) {
1171 ilen = 0;
1172 printed += fprintf(fp, "\t%016" PRIx64 "\t%s\n", start + off,
1173 dump_insn(&x, start + off, buffer + off, len - off, &ilen));
1174 if (ilen == 0)
1175 break;
1176 if (arch_is_branch(buffer + off, len - off, x.is64bit) && start + off != sample->ip) {
1177 /*
1178 * Hit a missing branch. Just stop.
1179 */
1180 printed += fprintf(fp, "\t... not reaching sample ...\n");
1181 break;
1182 }
1183 if (PRINT_FIELD(SRCCODE))
1184 print_srccode(thread, x.cpumode, start + off);
1185 }
1186 out:
1187 return printed;
1188 }
1189
1190 static int perf_sample__fprintf_addr(struct perf_sample *sample,
1191 struct thread *thread,
1192 struct perf_event_attr *attr, FILE *fp)
1193 {
1194 struct addr_location al;
1195 int printed = fprintf(fp, "%16" PRIx64, sample->addr);
1196
1197 if (!sample_addr_correlates_sym(attr))
1198 goto out;
1199
1200 thread__resolve(thread, &al, sample);
1201
1202 if (PRINT_FIELD(SYM)) {
1203 printed += fprintf(fp, " ");
1204 if (PRINT_FIELD(SYMOFFSET))
1205 printed += symbol__fprintf_symname_offs(al.sym, &al, fp);
1206 else
1207 printed += symbol__fprintf_symname(al.sym, fp);
1208 }
1209
1210 if (PRINT_FIELD(DSO)) {
1211 printed += fprintf(fp, " (");
1212 printed += map__fprintf_dsoname(al.map, fp);
1213 printed += fprintf(fp, ")");
1214 }
1215 out:
1216 return printed;
1217 }
1218
1219 static const char *resolve_branch_sym(struct perf_sample *sample,
1220 struct evsel *evsel,
1221 struct thread *thread,
1222 struct addr_location *al,
1223 u64 *ip)
1224 {
1225 struct addr_location addr_al;
1226 struct perf_event_attr *attr = &evsel->core.attr;
1227 const char *name = NULL;
1228
1229 if (sample->flags & (PERF_IP_FLAG_CALL | PERF_IP_FLAG_TRACE_BEGIN)) {
1230 if (sample_addr_correlates_sym(attr)) {
1231 thread__resolve(thread, &addr_al, sample);
1232 if (addr_al.sym)
1233 name = addr_al.sym->name;
1234 else
1235 *ip = sample->addr;
1236 } else {
1237 *ip = sample->addr;
1238 }
1239 } else if (sample->flags & (PERF_IP_FLAG_RETURN | PERF_IP_FLAG_TRACE_END)) {
1240 if (al->sym)
1241 name = al->sym->name;
1242 else
1243 *ip = sample->ip;
1244 }
1245 return name;
1246 }
1247
1248 static int perf_sample__fprintf_callindent(struct perf_sample *sample,
1249 struct evsel *evsel,
1250 struct thread *thread,
1251 struct addr_location *al, FILE *fp)
1252 {
1253 struct perf_event_attr *attr = &evsel->core.attr;
1254 size_t depth = thread_stack__depth(thread, sample->cpu);
1255 const char *name = NULL;
1256 static int spacing;
1257 int len = 0;
1258 int dlen = 0;
1259 u64 ip = 0;
1260
1261 /*
1262 * The 'return' has already been popped off the stack so the depth has
1263 * to be adjusted to match the 'call'.
1264 */
1265 if (thread->ts && sample->flags & PERF_IP_FLAG_RETURN)
1266 depth += 1;
1267
1268 name = resolve_branch_sym(sample, evsel, thread, al, &ip);
1269
1270 if (PRINT_FIELD(DSO) && !(PRINT_FIELD(IP) || PRINT_FIELD(ADDR))) {
1271 dlen += fprintf(fp, "(");
1272 dlen += map__fprintf_dsoname(al->map, fp);
1273 dlen += fprintf(fp, ")\t");
1274 }
1275
1276 if (name)
1277 len = fprintf(fp, "%*s%s", (int)depth * 4, "", name);
1278 else if (ip)
1279 len = fprintf(fp, "%*s%16" PRIx64, (int)depth * 4, "", ip);
1280
1281 if (len < 0)
1282 return len;
1283
1284 /*
1285 * Try to keep the output length from changing frequently so that the
1286 * output lines up more nicely.
1287 */
1288 if (len > spacing || (len && len < spacing - 52))
1289 spacing = round_up(len + 4, 32);
1290
1291 if (len < spacing)
1292 len += fprintf(fp, "%*s", spacing - len, "");
1293
1294 return len + dlen;
1295 }
1296
1297 __weak void arch_fetch_insn(struct perf_sample *sample __maybe_unused,
1298 struct thread *thread __maybe_unused,
1299 struct machine *machine __maybe_unused)
1300 {
1301 }
1302
1303 static int perf_sample__fprintf_insn(struct perf_sample *sample,
1304 struct perf_event_attr *attr,
1305 struct thread *thread,
1306 struct machine *machine, FILE *fp)
1307 {
1308 int printed = 0;
1309
1310 if (sample->insn_len == 0 && native_arch)
1311 arch_fetch_insn(sample, thread, machine);
1312
1313 if (PRINT_FIELD(INSNLEN))
1314 printed += fprintf(fp, " ilen: %d", sample->insn_len);
1315 if (PRINT_FIELD(INSN) && sample->insn_len) {
1316 int i;
1317
1318 printed += fprintf(fp, " insn:");
1319 for (i = 0; i < sample->insn_len; i++)
1320 printed += fprintf(fp, " %02x", (unsigned char)sample->insn[i]);
1321 }
1322 if (PRINT_FIELD(BRSTACKINSN))
1323 printed += perf_sample__fprintf_brstackinsn(sample, thread, attr, machine, fp);
1324
1325 return printed;
1326 }
1327
1328 static int perf_sample__fprintf_ipc(struct perf_sample *sample,
1329 struct perf_event_attr *attr, FILE *fp)
1330 {
1331 unsigned int ipc;
1332
1333 if (!PRINT_FIELD(IPC) || !sample->cyc_cnt || !sample->insn_cnt)
1334 return 0;
1335
1336 ipc = (sample->insn_cnt * 100) / sample->cyc_cnt;
1337
1338 return fprintf(fp, " \t IPC: %u.%02u (%" PRIu64 "/%" PRIu64 ") ",
1339 ipc / 100, ipc % 100, sample->insn_cnt, sample->cyc_cnt);
1340 }
1341
1342 static int perf_sample__fprintf_bts(struct perf_sample *sample,
1343 struct evsel *evsel,
1344 struct thread *thread,
1345 struct addr_location *al,
1346 struct machine *machine, FILE *fp)
1347 {
1348 struct perf_event_attr *attr = &evsel->core.attr;
1349 unsigned int type = output_type(attr->type);
1350 bool print_srcline_last = false;
1351 int printed = 0;
1352
1353 if (PRINT_FIELD(CALLINDENT))
1354 printed += perf_sample__fprintf_callindent(sample, evsel, thread, al, fp);
1355
1356 /* print branch_from information */
1357 if (PRINT_FIELD(IP)) {
1358 unsigned int print_opts = output[type].print_ip_opts;
1359 struct callchain_cursor *cursor = NULL;
1360
1361 if (symbol_conf.use_callchain && sample->callchain &&
1362 thread__resolve_callchain(al->thread, &callchain_cursor, evsel,
1363 sample, NULL, NULL, scripting_max_stack) == 0)
1364 cursor = &callchain_cursor;
1365
1366 if (cursor == NULL) {
1367 printed += fprintf(fp, " ");
1368 if (print_opts & EVSEL__PRINT_SRCLINE) {
1369 print_srcline_last = true;
1370 print_opts &= ~EVSEL__PRINT_SRCLINE;
1371 }
1372 } else
1373 printed += fprintf(fp, "\n");
1374
1375 printed += sample__fprintf_sym(sample, al, 0, print_opts, cursor,
1376 symbol_conf.bt_stop_list, fp);
1377 }
1378
1379 /* print branch_to information */
1380 if (PRINT_FIELD(ADDR) ||
1381 ((evsel->core.attr.sample_type & PERF_SAMPLE_ADDR) &&
1382 !output[type].user_set)) {
1383 printed += fprintf(fp, " => ");
1384 printed += perf_sample__fprintf_addr(sample, thread, attr, fp);
1385 }
1386
1387 printed += perf_sample__fprintf_ipc(sample, attr, fp);
1388
1389 if (print_srcline_last)
1390 printed += map__fprintf_srcline(al->map, al->addr, "\n ", fp);
1391
1392 printed += perf_sample__fprintf_insn(sample, attr, thread, machine, fp);
1393 printed += fprintf(fp, "\n");
1394 if (PRINT_FIELD(SRCCODE)) {
1395 int ret = map__fprintf_srccode(al->map, al->addr, stdout,
1396 &thread->srccode_state);
1397 if (ret) {
1398 printed += ret;
1399 printed += printf("\n");
1400 }
1401 }
1402 return printed;
1403 }
1404
1405 static struct {
1406 u32 flags;
1407 const char *name;
1408 } sample_flags[] = {
1409 {PERF_IP_FLAG_BRANCH | PERF_IP_FLAG_CALL, "call"},
1410 {PERF_IP_FLAG_BRANCH | PERF_IP_FLAG_RETURN, "return"},
1411 {PERF_IP_FLAG_BRANCH | PERF_IP_FLAG_CONDITIONAL, "jcc"},
1412 {PERF_IP_FLAG_BRANCH, "jmp"},
1413 {PERF_IP_FLAG_BRANCH | PERF_IP_FLAG_CALL | PERF_IP_FLAG_INTERRUPT, "int"},
1414 {PERF_IP_FLAG_BRANCH | PERF_IP_FLAG_RETURN | PERF_IP_FLAG_INTERRUPT, "iret"},
1415 {PERF_IP_FLAG_BRANCH | PERF_IP_FLAG_CALL | PERF_IP_FLAG_SYSCALLRET, "syscall"},
1416 {PERF_IP_FLAG_BRANCH | PERF_IP_FLAG_RETURN | PERF_IP_FLAG_SYSCALLRET, "sysret"},
1417 {PERF_IP_FLAG_BRANCH | PERF_IP_FLAG_ASYNC, "async"},
1418 {PERF_IP_FLAG_BRANCH | PERF_IP_FLAG_CALL | PERF_IP_FLAG_ASYNC | PERF_IP_FLAG_INTERRUPT, "hw int"},
1419 {PERF_IP_FLAG_BRANCH | PERF_IP_FLAG_TX_ABORT, "tx abrt"},
1420 {PERF_IP_FLAG_BRANCH | PERF_IP_FLAG_TRACE_BEGIN, "tr strt"},
1421 {PERF_IP_FLAG_BRANCH | PERF_IP_FLAG_TRACE_END, "tr end"},
1422 {0, NULL}
1423 };
1424
1425 static const char *sample_flags_to_name(u32 flags)
1426 {
1427 int i;
1428
1429 for (i = 0; sample_flags[i].name ; i++) {
1430 if (sample_flags[i].flags == flags)
1431 return sample_flags[i].name;
1432 }
1433
1434 return NULL;
1435 }
1436
1437 static int perf_sample__fprintf_flags(u32 flags, FILE *fp)
1438 {
1439 const char *chars = PERF_IP_FLAG_CHARS;
1440 const int n = strlen(PERF_IP_FLAG_CHARS);
1441 bool in_tx = flags & PERF_IP_FLAG_IN_TX;
1442 const char *name = NULL;
1443 char str[33];
1444 int i, pos = 0;
1445
1446 name = sample_flags_to_name(flags & ~PERF_IP_FLAG_IN_TX);
1447 if (name)
1448 return fprintf(fp, " %-15s%4s ", name, in_tx ? "(x)" : "");
1449
1450 if (flags & PERF_IP_FLAG_TRACE_BEGIN) {
1451 name = sample_flags_to_name(flags & ~(PERF_IP_FLAG_IN_TX | PERF_IP_FLAG_TRACE_BEGIN));
1452 if (name)
1453 return fprintf(fp, " tr strt %-7s%4s ", name, in_tx ? "(x)" : "");
1454 }
1455
1456 if (flags & PERF_IP_FLAG_TRACE_END) {
1457 name = sample_flags_to_name(flags & ~(PERF_IP_FLAG_IN_TX | PERF_IP_FLAG_TRACE_END));
1458 if (name)
1459 return fprintf(fp, " tr end %-7s%4s ", name, in_tx ? "(x)" : "");
1460 }
1461
1462 for (i = 0; i < n; i++, flags >>= 1) {
1463 if (flags & 1)
1464 str[pos++] = chars[i];
1465 }
1466 for (; i < 32; i++, flags >>= 1) {
1467 if (flags & 1)
1468 str[pos++] = '?';
1469 }
1470 str[pos] = 0;
1471
1472 return fprintf(fp, " %-19s ", str);
1473 }
1474
1475 struct printer_data {
1476 int line_no;
1477 bool hit_nul;
1478 bool is_printable;
1479 };
1480
1481 static int sample__fprintf_bpf_output(enum binary_printer_ops op,
1482 unsigned int val,
1483 void *extra, FILE *fp)
1484 {
1485 unsigned char ch = (unsigned char)val;
1486 struct printer_data *printer_data = extra;
1487 int printed = 0;
1488
1489 switch (op) {
1490 case BINARY_PRINT_DATA_BEGIN:
1491 printed += fprintf(fp, "\n");
1492 break;
1493 case BINARY_PRINT_LINE_BEGIN:
1494 printed += fprintf(fp, "%17s", !printer_data->line_no ? "BPF output:" :
1495 " ");
1496 break;
1497 case BINARY_PRINT_ADDR:
1498 printed += fprintf(fp, " %04x:", val);
1499 break;
1500 case BINARY_PRINT_NUM_DATA:
1501 printed += fprintf(fp, " %02x", val);
1502 break;
1503 case BINARY_PRINT_NUM_PAD:
1504 printed += fprintf(fp, " ");
1505 break;
1506 case BINARY_PRINT_SEP:
1507 printed += fprintf(fp, " ");
1508 break;
1509 case BINARY_PRINT_CHAR_DATA:
1510 if (printer_data->hit_nul && ch)
1511 printer_data->is_printable = false;
1512
1513 if (!isprint(ch)) {
1514 printed += fprintf(fp, "%c", '.');
1515
1516 if (!printer_data->is_printable)
1517 break;
1518
1519 if (ch == '\0')
1520 printer_data->hit_nul = true;
1521 else
1522 printer_data->is_printable = false;
1523 } else {
1524 printed += fprintf(fp, "%c", ch);
1525 }
1526 break;
1527 case BINARY_PRINT_CHAR_PAD:
1528 printed += fprintf(fp, " ");
1529 break;
1530 case BINARY_PRINT_LINE_END:
1531 printed += fprintf(fp, "\n");
1532 printer_data->line_no++;
1533 break;
1534 case BINARY_PRINT_DATA_END:
1535 default:
1536 break;
1537 }
1538
1539 return printed;
1540 }
1541
1542 static int perf_sample__fprintf_bpf_output(struct perf_sample *sample, FILE *fp)
1543 {
1544 unsigned int nr_bytes = sample->raw_size;
1545 struct printer_data printer_data = {0, false, true};
1546 int printed = binary__fprintf(sample->raw_data, nr_bytes, 8,
1547 sample__fprintf_bpf_output, &printer_data, fp);
1548
1549 if (printer_data.is_printable && printer_data.hit_nul)
1550 printed += fprintf(fp, "%17s \"%s\"\n", "BPF string:", (char *)(sample->raw_data));
1551
1552 return printed;
1553 }
1554
1555 static int perf_sample__fprintf_spacing(int len, int spacing, FILE *fp)
1556 {
1557 if (len > 0 && len < spacing)
1558 return fprintf(fp, "%*s", spacing - len, "");
1559
1560 return 0;
1561 }
1562
1563 static int perf_sample__fprintf_pt_spacing(int len, FILE *fp)
1564 {
1565 return perf_sample__fprintf_spacing(len, 34, fp);
1566 }
1567
1568 static int perf_sample__fprintf_synth_ptwrite(struct perf_sample *sample, FILE *fp)
1569 {
1570 struct perf_synth_intel_ptwrite *data = perf_sample__synth_ptr(sample);
1571 int len;
1572
1573 if (perf_sample__bad_synth_size(sample, *data))
1574 return 0;
1575
1576 len = fprintf(fp, " IP: %u payload: %#" PRIx64 " ",
1577 data->ip, le64_to_cpu(data->payload));
1578 return len + perf_sample__fprintf_pt_spacing(len, fp);
1579 }
1580
1581 static int perf_sample__fprintf_synth_mwait(struct perf_sample *sample, FILE *fp)
1582 {
1583 struct perf_synth_intel_mwait *data = perf_sample__synth_ptr(sample);
1584 int len;
1585
1586 if (perf_sample__bad_synth_size(sample, *data))
1587 return 0;
1588
1589 len = fprintf(fp, " hints: %#x extensions: %#x ",
1590 data->hints, data->extensions);
1591 return len + perf_sample__fprintf_pt_spacing(len, fp);
1592 }
1593
1594 static int perf_sample__fprintf_synth_pwre(struct perf_sample *sample, FILE *fp)
1595 {
1596 struct perf_synth_intel_pwre *data = perf_sample__synth_ptr(sample);
1597 int len;
1598
1599 if (perf_sample__bad_synth_size(sample, *data))
1600 return 0;
1601
1602 len = fprintf(fp, " hw: %u cstate: %u sub-cstate: %u ",
1603 data->hw, data->cstate, data->subcstate);
1604 return len + perf_sample__fprintf_pt_spacing(len, fp);
1605 }
1606
1607 static int perf_sample__fprintf_synth_exstop(struct perf_sample *sample, FILE *fp)
1608 {
1609 struct perf_synth_intel_exstop *data = perf_sample__synth_ptr(sample);
1610 int len;
1611
1612 if (perf_sample__bad_synth_size(sample, *data))
1613 return 0;
1614
1615 len = fprintf(fp, " IP: %u ", data->ip);
1616 return len + perf_sample__fprintf_pt_spacing(len, fp);
1617 }
1618
1619 static int perf_sample__fprintf_synth_pwrx(struct perf_sample *sample, FILE *fp)
1620 {
1621 struct perf_synth_intel_pwrx *data = perf_sample__synth_ptr(sample);
1622 int len;
1623
1624 if (perf_sample__bad_synth_size(sample, *data))
1625 return 0;
1626
1627 len = fprintf(fp, " deepest cstate: %u last cstate: %u wake reason: %#x ",
1628 data->deepest_cstate, data->last_cstate,
1629 data->wake_reason);
1630 return len + perf_sample__fprintf_pt_spacing(len, fp);
1631 }
1632
1633 static int perf_sample__fprintf_synth_cbr(struct perf_sample *sample, FILE *fp)
1634 {
1635 struct perf_synth_intel_cbr *data = perf_sample__synth_ptr(sample);
1636 unsigned int percent, freq;
1637 int len;
1638
1639 if (perf_sample__bad_synth_size(sample, *data))
1640 return 0;
1641
1642 freq = (le32_to_cpu(data->freq) + 500) / 1000;
1643 len = fprintf(fp, " cbr: %2u freq: %4u MHz ", data->cbr, freq);
1644 if (data->max_nonturbo) {
1645 percent = (5 + (1000 * data->cbr) / data->max_nonturbo) / 10;
1646 len += fprintf(fp, "(%3u%%) ", percent);
1647 }
1648 return len + perf_sample__fprintf_pt_spacing(len, fp);
1649 }
1650
1651 static int perf_sample__fprintf_synth(struct perf_sample *sample,
1652 struct evsel *evsel, FILE *fp)
1653 {
1654 switch (evsel->core.attr.config) {
1655 case PERF_SYNTH_INTEL_PTWRITE:
1656 return perf_sample__fprintf_synth_ptwrite(sample, fp);
1657 case PERF_SYNTH_INTEL_MWAIT:
1658 return perf_sample__fprintf_synth_mwait(sample, fp);
1659 case PERF_SYNTH_INTEL_PWRE:
1660 return perf_sample__fprintf_synth_pwre(sample, fp);
1661 case PERF_SYNTH_INTEL_EXSTOP:
1662 return perf_sample__fprintf_synth_exstop(sample, fp);
1663 case PERF_SYNTH_INTEL_PWRX:
1664 return perf_sample__fprintf_synth_pwrx(sample, fp);
1665 case PERF_SYNTH_INTEL_CBR:
1666 return perf_sample__fprintf_synth_cbr(sample, fp);
1667 default:
1668 break;
1669 }
1670
1671 return 0;
1672 }
1673
1674 struct perf_script {
1675 struct perf_tool tool;
1676 struct perf_session *session;
1677 bool show_task_events;
1678 bool show_mmap_events;
1679 bool show_switch_events;
1680 bool show_namespace_events;
1681 bool show_lost_events;
1682 bool show_round_events;
1683 bool show_bpf_events;
1684 bool allocated;
1685 bool per_event_dump;
1686 struct evswitch evswitch;
1687 struct perf_cpu_map *cpus;
1688 struct perf_thread_map *threads;
1689 int name_width;
1690 const char *time_str;
1691 struct perf_time_interval *ptime_range;
1692 int range_size;
1693 int range_num;
1694 };
1695
1696 static int perf_evlist__max_name_len(struct evlist *evlist)
1697 {
1698 struct evsel *evsel;
1699 int max = 0;
1700
1701 evlist__for_each_entry(evlist, evsel) {
1702 int len = strlen(perf_evsel__name(evsel));
1703
1704 max = MAX(len, max);
1705 }
1706
1707 return max;
1708 }
1709
1710 static int data_src__fprintf(u64 data_src, FILE *fp)
1711 {
1712 struct mem_info mi = { .data_src.val = data_src };
1713 char decode[100];
1714 char out[100];
1715 static int maxlen;
1716 int len;
1717
1718 perf_script__meminfo_scnprintf(decode, 100, &mi);
1719
1720 len = scnprintf(out, 100, "%16" PRIx64 " %s", data_src, decode);
1721 if (maxlen < len)
1722 maxlen = len;
1723
1724 return fprintf(fp, "%-*s", maxlen, out);
1725 }
1726
1727 struct metric_ctx {
1728 struct perf_sample *sample;
1729 struct thread *thread;
1730 struct evsel *evsel;
1731 FILE *fp;
1732 };
1733
1734 static void script_print_metric(struct perf_stat_config *config __maybe_unused,
1735 void *ctx, const char *color,
1736 const char *fmt,
1737 const char *unit, double val)
1738 {
1739 struct metric_ctx *mctx = ctx;
1740
1741 if (!fmt)
1742 return;
1743 perf_sample__fprintf_start(mctx->sample, mctx->thread, mctx->evsel,
1744 PERF_RECORD_SAMPLE, mctx->fp);
1745 fputs("\tmetric: ", mctx->fp);
1746 if (color)
1747 color_fprintf(mctx->fp, color, fmt, val);
1748 else
1749 printf(fmt, val);
1750 fprintf(mctx->fp, " %s\n", unit);
1751 }
1752
1753 static void script_new_line(struct perf_stat_config *config __maybe_unused,
1754 void *ctx)
1755 {
1756 struct metric_ctx *mctx = ctx;
1757
1758 perf_sample__fprintf_start(mctx->sample, mctx->thread, mctx->evsel,
1759 PERF_RECORD_SAMPLE, mctx->fp);
1760 fputs("\tmetric: ", mctx->fp);
1761 }
1762
1763 static void perf_sample__fprint_metric(struct perf_script *script,
1764 struct thread *thread,
1765 struct evsel *evsel,
1766 struct perf_sample *sample,
1767 FILE *fp)
1768 {
1769 struct perf_stat_output_ctx ctx = {
1770 .print_metric = script_print_metric,
1771 .new_line = script_new_line,
1772 .ctx = &(struct metric_ctx) {
1773 .sample = sample,
1774 .thread = thread,
1775 .evsel = evsel,
1776 .fp = fp,
1777 },
1778 .force_header = false,
1779 };
1780 struct evsel *ev2;
1781 u64 val;
1782
1783 if (!evsel->stats)
1784 perf_evlist__alloc_stats(script->session->evlist, false);
1785 if (evsel_script(evsel->leader)->gnum++ == 0)
1786 perf_stat__reset_shadow_stats();
1787 val = sample->period * evsel->scale;
1788 perf_stat__update_shadow_stats(evsel,
1789 val,
1790 sample->cpu,
1791 &rt_stat);
1792 evsel_script(evsel)->val = val;
1793 if (evsel_script(evsel->leader)->gnum == evsel->leader->core.nr_members) {
1794 for_each_group_member (ev2, evsel->leader) {
1795 perf_stat__print_shadow_stats(&stat_config, ev2,
1796 evsel_script(ev2)->val,
1797 sample->cpu,
1798 &ctx,
1799 NULL,
1800 &rt_stat);
1801 }
1802 evsel_script(evsel->leader)->gnum = 0;
1803 }
1804 }
1805
1806 static bool show_event(struct perf_sample *sample,
1807 struct evsel *evsel,
1808 struct thread *thread,
1809 struct addr_location *al)
1810 {
1811 int depth = thread_stack__depth(thread, sample->cpu);
1812
1813 if (!symbol_conf.graph_function)
1814 return true;
1815
1816 if (thread->filter) {
1817 if (depth <= thread->filter_entry_depth) {
1818 thread->filter = false;
1819 return false;
1820 }
1821 return true;
1822 } else {
1823 const char *s = symbol_conf.graph_function;
1824 u64 ip;
1825 const char *name = resolve_branch_sym(sample, evsel, thread, al,
1826 &ip);
1827 unsigned nlen;
1828
1829 if (!name)
1830 return false;
1831 nlen = strlen(name);
1832 while (*s) {
1833 unsigned len = strcspn(s, ",");
1834 if (nlen == len && !strncmp(name, s, len)) {
1835 thread->filter = true;
1836 thread->filter_entry_depth = depth;
1837 return true;
1838 }
1839 s += len;
1840 if (*s == ',')
1841 s++;
1842 }
1843 return false;
1844 }
1845 }
1846
1847 static void process_event(struct perf_script *script,
1848 struct perf_sample *sample, struct evsel *evsel,
1849 struct addr_location *al,
1850 struct machine *machine)
1851 {
1852 struct thread *thread = al->thread;
1853 struct perf_event_attr *attr = &evsel->core.attr;
1854 unsigned int type = output_type(attr->type);
1855 struct evsel_script *es = evsel->priv;
1856 FILE *fp = es->fp;
1857
1858 if (output[type].fields == 0)
1859 return;
1860
1861 if (!show_event(sample, evsel, thread, al))
1862 return;
1863
1864 if (evswitch__discard(&script->evswitch, evsel))
1865 return;
1866
1867 ++es->samples;
1868
1869 perf_sample__fprintf_start(sample, thread, evsel,
1870 PERF_RECORD_SAMPLE, fp);
1871
1872 if (PRINT_FIELD(PERIOD))
1873 fprintf(fp, "%10" PRIu64 " ", sample->period);
1874
1875 if (PRINT_FIELD(EVNAME)) {
1876 const char *evname = perf_evsel__name(evsel);
1877
1878 if (!script->name_width)
1879 script->name_width = perf_evlist__max_name_len(script->session->evlist);
1880
1881 fprintf(fp, "%*s: ", script->name_width, evname ?: "[unknown]");
1882 }
1883
1884 if (print_flags)
1885 perf_sample__fprintf_flags(sample->flags, fp);
1886
1887 if (is_bts_event(attr)) {
1888 perf_sample__fprintf_bts(sample, evsel, thread, al, machine, fp);
1889 return;
1890 }
1891
1892 if (PRINT_FIELD(TRACE) && sample->raw_data) {
1893 event_format__fprintf(evsel->tp_format, sample->cpu,
1894 sample->raw_data, sample->raw_size, fp);
1895 }
1896
1897 if (attr->type == PERF_TYPE_SYNTH && PRINT_FIELD(SYNTH))
1898 perf_sample__fprintf_synth(sample, evsel, fp);
1899
1900 if (PRINT_FIELD(ADDR))
1901 perf_sample__fprintf_addr(sample, thread, attr, fp);
1902
1903 if (PRINT_FIELD(DATA_SRC))
1904 data_src__fprintf(sample->data_src, fp);
1905
1906 if (PRINT_FIELD(WEIGHT))
1907 fprintf(fp, "%16" PRIu64, sample->weight);
1908
1909 if (PRINT_FIELD(IP)) {
1910 struct callchain_cursor *cursor = NULL;
1911
1912 if (symbol_conf.use_callchain && sample->callchain &&
1913 thread__resolve_callchain(al->thread, &callchain_cursor, evsel,
1914 sample, NULL, NULL, scripting_max_stack) == 0)
1915 cursor = &callchain_cursor;
1916
1917 fputc(cursor ? '\n' : ' ', fp);
1918 sample__fprintf_sym(sample, al, 0, output[type].print_ip_opts, cursor,
1919 symbol_conf.bt_stop_list, fp);
1920 }
1921
1922 if (PRINT_FIELD(IREGS))
1923 perf_sample__fprintf_iregs(sample, attr, fp);
1924
1925 if (PRINT_FIELD(UREGS))
1926 perf_sample__fprintf_uregs(sample, attr, fp);
1927
1928 if (PRINT_FIELD(BRSTACK))
1929 perf_sample__fprintf_brstack(sample, thread, attr, fp);
1930 else if (PRINT_FIELD(BRSTACKSYM))
1931 perf_sample__fprintf_brstacksym(sample, thread, attr, fp);
1932 else if (PRINT_FIELD(BRSTACKOFF))
1933 perf_sample__fprintf_brstackoff(sample, thread, attr, fp);
1934
1935 if (perf_evsel__is_bpf_output(evsel) && PRINT_FIELD(BPF_OUTPUT))
1936 perf_sample__fprintf_bpf_output(sample, fp);
1937 perf_sample__fprintf_insn(sample, attr, thread, machine, fp);
1938
1939 if (PRINT_FIELD(PHYS_ADDR))
1940 fprintf(fp, "%16" PRIx64, sample->phys_addr);
1941
1942 perf_sample__fprintf_ipc(sample, attr, fp);
1943
1944 fprintf(fp, "\n");
1945
1946 if (PRINT_FIELD(SRCCODE)) {
1947 if (map__fprintf_srccode(al->map, al->addr, stdout,
1948 &thread->srccode_state))
1949 printf("\n");
1950 }
1951
1952 if (PRINT_FIELD(METRIC))
1953 perf_sample__fprint_metric(script, thread, evsel, sample, fp);
1954
1955 if (verbose)
1956 fflush(fp);
1957 }
1958
1959 static struct scripting_ops *scripting_ops;
1960
1961 static void __process_stat(struct evsel *counter, u64 tstamp)
1962 {
1963 int nthreads = perf_thread_map__nr(counter->core.threads);
1964 int ncpus = perf_evsel__nr_cpus(counter);
1965 int cpu, thread;
1966 static int header_printed;
1967
1968 if (counter->core.system_wide)
1969 nthreads = 1;
1970
1971 if (!header_printed) {
1972 printf("%3s %8s %15s %15s %15s %15s %s\n",
1973 "CPU", "THREAD", "VAL", "ENA", "RUN", "TIME", "EVENT");
1974 header_printed = 1;
1975 }
1976
1977 for (thread = 0; thread < nthreads; thread++) {
1978 for (cpu = 0; cpu < ncpus; cpu++) {
1979 struct perf_counts_values *counts;
1980
1981 counts = perf_counts(counter->counts, cpu, thread);
1982
1983 printf("%3d %8d %15" PRIu64 " %15" PRIu64 " %15" PRIu64 " %15" PRIu64 " %s\n",
1984 counter->core.cpus->map[cpu],
1985 perf_thread_map__pid(counter->core.threads, thread),
1986 counts->val,
1987 counts->ena,
1988 counts->run,
1989 tstamp,
1990 perf_evsel__name(counter));
1991 }
1992 }
1993 }
1994
1995 static void process_stat(struct evsel *counter, u64 tstamp)
1996 {
1997 if (scripting_ops && scripting_ops->process_stat)
1998 scripting_ops->process_stat(&stat_config, counter, tstamp);
1999 else
2000 __process_stat(counter, tstamp);
2001 }
2002
2003 static void process_stat_interval(u64 tstamp)
2004 {
2005 if (scripting_ops && scripting_ops->process_stat_interval)
2006 scripting_ops->process_stat_interval(tstamp);
2007 }
2008
2009 static void setup_scripting(void)
2010 {
2011 setup_perl_scripting();
2012 setup_python_scripting();
2013 }
2014
2015 static int flush_scripting(void)
2016 {
2017 return scripting_ops ? scripting_ops->flush_script() : 0;
2018 }
2019
2020 static int cleanup_scripting(void)
2021 {
2022 pr_debug("\nperf script stopped\n");
2023
2024 return scripting_ops ? scripting_ops->stop_script() : 0;
2025 }
2026
2027 static bool filter_cpu(struct perf_sample *sample)
2028 {
2029 if (cpu_list)
2030 return !test_bit(sample->cpu, cpu_bitmap);
2031 return false;
2032 }
2033
2034 static int process_sample_event(struct perf_tool *tool,
2035 union perf_event *event,
2036 struct perf_sample *sample,
2037 struct evsel *evsel,
2038 struct machine *machine)
2039 {
2040 struct perf_script *scr = container_of(tool, struct perf_script, tool);
2041 struct addr_location al;
2042
2043 if (perf_time__ranges_skip_sample(scr->ptime_range, scr->range_num,
2044 sample->time)) {
2045 return 0;
2046 }
2047
2048 if (debug_mode) {
2049 if (sample->time < last_timestamp) {
2050 pr_err("Samples misordered, previous: %" PRIu64
2051 " this: %" PRIu64 "\n", last_timestamp,
2052 sample->time);
2053 nr_unordered++;
2054 }
2055 last_timestamp = sample->time;
2056 return 0;
2057 }
2058
2059 if (machine__resolve(machine, &al, sample) < 0) {
2060 pr_err("problem processing %d event, skipping it.\n",
2061 event->header.type);
2062 return -1;
2063 }
2064
2065 if (al.filtered)
2066 goto out_put;
2067
2068 if (filter_cpu(sample))
2069 goto out_put;
2070
2071 if (scripting_ops)
2072 scripting_ops->process_event(event, sample, evsel, &al);
2073 else
2074 process_event(scr, sample, evsel, &al, machine);
2075
2076 out_put:
2077 addr_location__put(&al);
2078 return 0;
2079 }
2080
2081 static int process_attr(struct perf_tool *tool, union perf_event *event,
2082 struct evlist **pevlist)
2083 {
2084 struct perf_script *scr = container_of(tool, struct perf_script, tool);
2085 struct evlist *evlist;
2086 struct evsel *evsel, *pos;
2087 int err;
2088 static struct evsel_script *es;
2089
2090 err = perf_event__process_attr(tool, event, pevlist);
2091 if (err)
2092 return err;
2093
2094 evlist = *pevlist;
2095 evsel = evlist__last(*pevlist);
2096
2097 if (!evsel->priv) {
2098 if (scr->per_event_dump) {
2099 evsel->priv = perf_evsel_script__new(evsel,
2100 scr->session->data);
2101 } else {
2102 es = zalloc(sizeof(*es));
2103 if (!es)
2104 return -ENOMEM;
2105 es->fp = stdout;
2106 evsel->priv = es;
2107 }
2108 }
2109
2110 if (evsel->core.attr.type >= PERF_TYPE_MAX &&
2111 evsel->core.attr.type != PERF_TYPE_SYNTH)
2112 return 0;
2113
2114 evlist__for_each_entry(evlist, pos) {
2115 if (pos->core.attr.type == evsel->core.attr.type && pos != evsel)
2116 return 0;
2117 }
2118
2119 set_print_ip_opts(&evsel->core.attr);
2120
2121 if (evsel->core.attr.sample_type)
2122 err = perf_evsel__check_attr(evsel, scr->session);
2123
2124 return err;
2125 }
2126
2127 static int process_comm_event(struct perf_tool *tool,
2128 union perf_event *event,
2129 struct perf_sample *sample,
2130 struct machine *machine)
2131 {
2132 struct thread *thread;
2133 struct perf_script *script = container_of(tool, struct perf_script, tool);
2134 struct perf_session *session = script->session;
2135 struct evsel *evsel = perf_evlist__id2evsel(session->evlist, sample->id);
2136 int ret = -1;
2137
2138 thread = machine__findnew_thread(machine, event->comm.pid, event->comm.tid);
2139 if (thread == NULL) {
2140 pr_debug("problem processing COMM event, skipping it.\n");
2141 return -1;
2142 }
2143
2144 if (perf_event__process_comm(tool, event, sample, machine) < 0)
2145 goto out;
2146
2147 if (!evsel->core.attr.sample_id_all) {
2148 sample->cpu = 0;
2149 sample->time = 0;
2150 sample->tid = event->comm.tid;
2151 sample->pid = event->comm.pid;
2152 }
2153 if (!filter_cpu(sample)) {
2154 perf_sample__fprintf_start(sample, thread, evsel,
2155 PERF_RECORD_COMM, stdout);
2156 perf_event__fprintf(event, stdout);
2157 }
2158 ret = 0;
2159 out:
2160 thread__put(thread);
2161 return ret;
2162 }
2163
2164 static int process_namespaces_event(struct perf_tool *tool,
2165 union perf_event *event,
2166 struct perf_sample *sample,
2167 struct machine *machine)
2168 {
2169 struct thread *thread;
2170 struct perf_script *script = container_of(tool, struct perf_script, tool);
2171 struct perf_session *session = script->session;
2172 struct evsel *evsel = perf_evlist__id2evsel(session->evlist, sample->id);
2173 int ret = -1;
2174
2175 thread = machine__findnew_thread(machine, event->namespaces.pid,
2176 event->namespaces.tid);
2177 if (thread == NULL) {
2178 pr_debug("problem processing NAMESPACES event, skipping it.\n");
2179 return -1;
2180 }
2181
2182 if (perf_event__process_namespaces(tool, event, sample, machine) < 0)
2183 goto out;
2184
2185 if (!evsel->core.attr.sample_id_all) {
2186 sample->cpu = 0;
2187 sample->time = 0;
2188 sample->tid = event->namespaces.tid;
2189 sample->pid = event->namespaces.pid;
2190 }
2191 if (!filter_cpu(sample)) {
2192 perf_sample__fprintf_start(sample, thread, evsel,
2193 PERF_RECORD_NAMESPACES, stdout);
2194 perf_event__fprintf(event, stdout);
2195 }
2196 ret = 0;
2197 out:
2198 thread__put(thread);
2199 return ret;
2200 }
2201
2202 static int process_fork_event(struct perf_tool *tool,
2203 union perf_event *event,
2204 struct perf_sample *sample,
2205 struct machine *machine)
2206 {
2207 struct thread *thread;
2208 struct perf_script *script = container_of(tool, struct perf_script, tool);
2209 struct perf_session *session = script->session;
2210 struct evsel *evsel = perf_evlist__id2evsel(session->evlist, sample->id);
2211
2212 if (perf_event__process_fork(tool, event, sample, machine) < 0)
2213 return -1;
2214
2215 thread = machine__findnew_thread(machine, event->fork.pid, event->fork.tid);
2216 if (thread == NULL) {
2217 pr_debug("problem processing FORK event, skipping it.\n");
2218 return -1;
2219 }
2220
2221 if (!evsel->core.attr.sample_id_all) {
2222 sample->cpu = 0;
2223 sample->time = event->fork.time;
2224 sample->tid = event->fork.tid;
2225 sample->pid = event->fork.pid;
2226 }
2227 if (!filter_cpu(sample)) {
2228 perf_sample__fprintf_start(sample, thread, evsel,
2229 PERF_RECORD_FORK, stdout);
2230 perf_event__fprintf(event, stdout);
2231 }
2232 thread__put(thread);
2233
2234 return 0;
2235 }
2236 static int process_exit_event(struct perf_tool *tool,
2237 union perf_event *event,
2238 struct perf_sample *sample,
2239 struct machine *machine)
2240 {
2241 int err = 0;
2242 struct thread *thread;
2243 struct perf_script *script = container_of(tool, struct perf_script, tool);
2244 struct perf_session *session = script->session;
2245 struct evsel *evsel = perf_evlist__id2evsel(session->evlist, sample->id);
2246
2247 thread = machine__findnew_thread(machine, event->fork.pid, event->fork.tid);
2248 if (thread == NULL) {
2249 pr_debug("problem processing EXIT event, skipping it.\n");
2250 return -1;
2251 }
2252
2253 if (!evsel->core.attr.sample_id_all) {
2254 sample->cpu = 0;
2255 sample->time = 0;
2256 sample->tid = event->fork.tid;
2257 sample->pid = event->fork.pid;
2258 }
2259 if (!filter_cpu(sample)) {
2260 perf_sample__fprintf_start(sample, thread, evsel,
2261 PERF_RECORD_EXIT, stdout);
2262 perf_event__fprintf(event, stdout);
2263 }
2264
2265 if (perf_event__process_exit(tool, event, sample, machine) < 0)
2266 err = -1;
2267
2268 thread__put(thread);
2269 return err;
2270 }
2271
2272 static int process_mmap_event(struct perf_tool *tool,
2273 union perf_event *event,
2274 struct perf_sample *sample,
2275 struct machine *machine)
2276 {
2277 struct thread *thread;
2278 struct perf_script *script = container_of(tool, struct perf_script, tool);
2279 struct perf_session *session = script->session;
2280 struct evsel *evsel = perf_evlist__id2evsel(session->evlist, sample->id);
2281
2282 if (perf_event__process_mmap(tool, event, sample, machine) < 0)
2283 return -1;
2284
2285 thread = machine__findnew_thread(machine, event->mmap.pid, event->mmap.tid);
2286 if (thread == NULL) {
2287 pr_debug("problem processing MMAP event, skipping it.\n");
2288 return -1;
2289 }
2290
2291 if (!evsel->core.attr.sample_id_all) {
2292 sample->cpu = 0;
2293 sample->time = 0;
2294 sample->tid = event->mmap.tid;
2295 sample->pid = event->mmap.pid;
2296 }
2297 if (!filter_cpu(sample)) {
2298 perf_sample__fprintf_start(sample, thread, evsel,
2299 PERF_RECORD_MMAP, stdout);
2300 perf_event__fprintf(event, stdout);
2301 }
2302 thread__put(thread);
2303 return 0;
2304 }
2305
2306 static int process_mmap2_event(struct perf_tool *tool,
2307 union perf_event *event,
2308 struct perf_sample *sample,
2309 struct machine *machine)
2310 {
2311 struct thread *thread;
2312 struct perf_script *script = container_of(tool, struct perf_script, tool);
2313 struct perf_session *session = script->session;
2314 struct evsel *evsel = perf_evlist__id2evsel(session->evlist, sample->id);
2315
2316 if (perf_event__process_mmap2(tool, event, sample, machine) < 0)
2317 return -1;
2318
2319 thread = machine__findnew_thread(machine, event->mmap2.pid, event->mmap2.tid);
2320 if (thread == NULL) {
2321 pr_debug("problem processing MMAP2 event, skipping it.\n");
2322 return -1;
2323 }
2324
2325 if (!evsel->core.attr.sample_id_all) {
2326 sample->cpu = 0;
2327 sample->time = 0;
2328 sample->tid = event->mmap2.tid;
2329 sample->pid = event->mmap2.pid;
2330 }
2331 if (!filter_cpu(sample)) {
2332 perf_sample__fprintf_start(sample, thread, evsel,
2333 PERF_RECORD_MMAP2, stdout);
2334 perf_event__fprintf(event, stdout);
2335 }
2336 thread__put(thread);
2337 return 0;
2338 }
2339
2340 static int process_switch_event(struct perf_tool *tool,
2341 union perf_event *event,
2342 struct perf_sample *sample,
2343 struct machine *machine)
2344 {
2345 struct thread *thread;
2346 struct perf_script *script = container_of(tool, struct perf_script, tool);
2347 struct perf_session *session = script->session;
2348 struct evsel *evsel = perf_evlist__id2evsel(session->evlist, sample->id);
2349
2350 if (perf_event__process_switch(tool, event, sample, machine) < 0)
2351 return -1;
2352
2353 if (scripting_ops && scripting_ops->process_switch)
2354 scripting_ops->process_switch(event, sample, machine);
2355
2356 if (!script->show_switch_events)
2357 return 0;
2358
2359 thread = machine__findnew_thread(machine, sample->pid,
2360 sample->tid);
2361 if (thread == NULL) {
2362 pr_debug("problem processing SWITCH event, skipping it.\n");
2363 return -1;
2364 }
2365
2366 if (!filter_cpu(sample)) {
2367 perf_sample__fprintf_start(sample, thread, evsel,
2368 PERF_RECORD_SWITCH, stdout);
2369 perf_event__fprintf(event, stdout);
2370 }
2371 thread__put(thread);
2372 return 0;
2373 }
2374
2375 static int
2376 process_lost_event(struct perf_tool *tool,
2377 union perf_event *event,
2378 struct perf_sample *sample,
2379 struct machine *machine)
2380 {
2381 struct perf_script *script = container_of(tool, struct perf_script, tool);
2382 struct perf_session *session = script->session;
2383 struct evsel *evsel = perf_evlist__id2evsel(session->evlist, sample->id);
2384 struct thread *thread;
2385
2386 thread = machine__findnew_thread(machine, sample->pid,
2387 sample->tid);
2388 if (thread == NULL)
2389 return -1;
2390
2391 if (!filter_cpu(sample)) {
2392 perf_sample__fprintf_start(sample, thread, evsel,
2393 PERF_RECORD_LOST, stdout);
2394 perf_event__fprintf(event, stdout);
2395 }
2396 thread__put(thread);
2397 return 0;
2398 }
2399
2400 static int
2401 process_finished_round_event(struct perf_tool *tool __maybe_unused,
2402 union perf_event *event,
2403 struct ordered_events *oe __maybe_unused)
2404
2405 {
2406 perf_event__fprintf(event, stdout);
2407 return 0;
2408 }
2409
2410 static int
2411 process_bpf_events(struct perf_tool *tool __maybe_unused,
2412 union perf_event *event,
2413 struct perf_sample *sample,
2414 struct machine *machine)
2415 {
2416 struct thread *thread;
2417 struct perf_script *script = container_of(tool, struct perf_script, tool);
2418 struct perf_session *session = script->session;
2419 struct evsel *evsel = perf_evlist__id2evsel(session->evlist, sample->id);
2420
2421 if (machine__process_ksymbol(machine, event, sample) < 0)
2422 return -1;
2423
2424 if (!evsel->core.attr.sample_id_all) {
2425 perf_event__fprintf(event, stdout);
2426 return 0;
2427 }
2428
2429 thread = machine__findnew_thread(machine, sample->pid, sample->tid);
2430 if (thread == NULL) {
2431 pr_debug("problem processing MMAP event, skipping it.\n");
2432 return -1;
2433 }
2434
2435 if (!filter_cpu(sample)) {
2436 perf_sample__fprintf_start(sample, thread, evsel,
2437 event->header.type, stdout);
2438 perf_event__fprintf(event, stdout);
2439 }
2440
2441 thread__put(thread);
2442 return 0;
2443 }
2444
2445 static void sig_handler(int sig __maybe_unused)
2446 {
2447 session_done = 1;
2448 }
2449
2450 static void perf_script__fclose_per_event_dump(struct perf_script *script)
2451 {
2452 struct evlist *evlist = script->session->evlist;
2453 struct evsel *evsel;
2454
2455 evlist__for_each_entry(evlist, evsel) {
2456 if (!evsel->priv)
2457 break;
2458 perf_evsel_script__delete(evsel->priv);
2459 evsel->priv = NULL;
2460 }
2461 }
2462
2463 static int perf_script__fopen_per_event_dump(struct perf_script *script)
2464 {
2465 struct evsel *evsel;
2466
2467 evlist__for_each_entry(script->session->evlist, evsel) {
2468 /*
2469 * Already setup? I.e. we may be called twice in cases like
2470 * Intel PT, one for the intel_pt// and dummy events, then
2471 * for the evsels syntheized from the auxtrace info.
2472 *
2473 * Ses perf_script__process_auxtrace_info.
2474 */
2475 if (evsel->priv != NULL)
2476 continue;
2477
2478 evsel->priv = perf_evsel_script__new(evsel, script->session->data);
2479 if (evsel->priv == NULL)
2480 goto out_err_fclose;
2481 }
2482
2483 return 0;
2484
2485 out_err_fclose:
2486 perf_script__fclose_per_event_dump(script);
2487 return -1;
2488 }
2489
2490 static int perf_script__setup_per_event_dump(struct perf_script *script)
2491 {
2492 struct evsel *evsel;
2493 static struct evsel_script es_stdout;
2494
2495 if (script->per_event_dump)
2496 return perf_script__fopen_per_event_dump(script);
2497
2498 es_stdout.fp = stdout;
2499
2500 evlist__for_each_entry(script->session->evlist, evsel)
2501 evsel->priv = &es_stdout;
2502
2503 return 0;
2504 }
2505
2506 static void perf_script__exit_per_event_dump_stats(struct perf_script *script)
2507 {
2508 struct evsel *evsel;
2509
2510 evlist__for_each_entry(script->session->evlist, evsel) {
2511 struct evsel_script *es = evsel->priv;
2512
2513 perf_evsel_script__fprintf(es, stdout);
2514 perf_evsel_script__delete(es);
2515 evsel->priv = NULL;
2516 }
2517 }
2518
2519 static int __cmd_script(struct perf_script *script)
2520 {
2521 int ret;
2522
2523 signal(SIGINT, sig_handler);
2524
2525 perf_stat__init_shadow_stats();
2526
2527 /* override event processing functions */
2528 if (script->show_task_events) {
2529 script->tool.comm = process_comm_event;
2530 script->tool.fork = process_fork_event;
2531 script->tool.exit = process_exit_event;
2532 }
2533 if (script->show_mmap_events) {
2534 script->tool.mmap = process_mmap_event;
2535 script->tool.mmap2 = process_mmap2_event;
2536 }
2537 if (script->show_switch_events || (scripting_ops && scripting_ops->process_switch))
2538 script->tool.context_switch = process_switch_event;
2539 if (script->show_namespace_events)
2540 script->tool.namespaces = process_namespaces_event;
2541 if (script->show_lost_events)
2542 script->tool.lost = process_lost_event;
2543 if (script->show_round_events) {
2544 script->tool.ordered_events = false;
2545 script->tool.finished_round = process_finished_round_event;
2546 }
2547 if (script->show_bpf_events) {
2548 script->tool.ksymbol = process_bpf_events;
2549 script->tool.bpf = process_bpf_events;
2550 }
2551
2552 if (perf_script__setup_per_event_dump(script)) {
2553 pr_err("Couldn't create the per event dump files\n");
2554 return -1;
2555 }
2556
2557 ret = perf_session__process_events(script->session);
2558
2559 if (script->per_event_dump)
2560 perf_script__exit_per_event_dump_stats(script);
2561
2562 if (debug_mode)
2563 pr_err("Misordered timestamps: %" PRIu64 "\n", nr_unordered);
2564
2565 return ret;
2566 }
2567
2568 struct script_spec {
2569 struct list_head node;
2570 struct scripting_ops *ops;
2571 char spec[0];
2572 };
2573
2574 static LIST_HEAD(script_specs);
2575
2576 static struct script_spec *script_spec__new(const char *spec,
2577 struct scripting_ops *ops)
2578 {
2579 struct script_spec *s = malloc(sizeof(*s) + strlen(spec) + 1);
2580
2581 if (s != NULL) {
2582 strcpy(s->spec, spec);
2583 s->ops = ops;
2584 }
2585
2586 return s;
2587 }
2588
2589 static void script_spec__add(struct script_spec *s)
2590 {
2591 list_add_tail(&s->node, &script_specs);
2592 }
2593
2594 static struct script_spec *script_spec__find(const char *spec)
2595 {
2596 struct script_spec *s;
2597
2598 list_for_each_entry(s, &script_specs, node)
2599 if (strcasecmp(s->spec, spec) == 0)
2600 return s;
2601 return NULL;
2602 }
2603
2604 int script_spec_register(const char *spec, struct scripting_ops *ops)
2605 {
2606 struct script_spec *s;
2607
2608 s = script_spec__find(spec);
2609 if (s)
2610 return -1;
2611
2612 s = script_spec__new(spec, ops);
2613 if (!s)
2614 return -1;
2615 else
2616 script_spec__add(s);
2617
2618 return 0;
2619 }
2620
2621 static struct scripting_ops *script_spec__lookup(const char *spec)
2622 {
2623 struct script_spec *s = script_spec__find(spec);
2624 if (!s)
2625 return NULL;
2626
2627 return s->ops;
2628 }
2629
2630 static void list_available_languages(void)
2631 {
2632 struct script_spec *s;
2633
2634 fprintf(stderr, "\n");
2635 fprintf(stderr, "Scripting language extensions (used in "
2636 "perf script -s [spec:]script.[spec]):\n\n");
2637
2638 list_for_each_entry(s, &script_specs, node)
2639 fprintf(stderr, " %-42s [%s]\n", s->spec, s->ops->name);
2640
2641 fprintf(stderr, "\n");
2642 }
2643
2644 static int parse_scriptname(const struct option *opt __maybe_unused,
2645 const char *str, int unset __maybe_unused)
2646 {
2647 char spec[PATH_MAX];
2648 const char *script, *ext;
2649 int len;
2650
2651 if (strcmp(str, "lang") == 0) {
2652 list_available_languages();
2653 exit(0);
2654 }
2655
2656 script = strchr(str, ':');
2657 if (script) {
2658 len = script - str;
2659 if (len >= PATH_MAX) {
2660 fprintf(stderr, "invalid language specifier");
2661 return -1;
2662 }
2663 strncpy(spec, str, len);
2664 spec[len] = '\0';
2665 scripting_ops = script_spec__lookup(spec);
2666 if (!scripting_ops) {
2667 fprintf(stderr, "invalid language specifier");
2668 return -1;
2669 }
2670 script++;
2671 } else {
2672 script = str;
2673 ext = strrchr(script, '.');
2674 if (!ext) {
2675 fprintf(stderr, "invalid script extension");
2676 return -1;
2677 }
2678 scripting_ops = script_spec__lookup(++ext);
2679 if (!scripting_ops) {
2680 fprintf(stderr, "invalid script extension");
2681 return -1;
2682 }
2683 }
2684
2685 script_name = strdup(script);
2686
2687 return 0;
2688 }
2689
2690 static int parse_output_fields(const struct option *opt __maybe_unused,
2691 const char *arg, int unset __maybe_unused)
2692 {
2693 char *tok, *strtok_saveptr = NULL;
2694 int i, imax = ARRAY_SIZE(all_output_options);
2695 int j;
2696 int rc = 0;
2697 char *str = strdup(arg);
2698 int type = -1;
2699 enum { DEFAULT, SET, ADD, REMOVE } change = DEFAULT;
2700
2701 if (!str)
2702 return -ENOMEM;
2703
2704 /* first word can state for which event type the user is specifying
2705 * the fields. If no type exists, the specified fields apply to all
2706 * event types found in the file minus the invalid fields for a type.
2707 */
2708 tok = strchr(str, ':');
2709 if (tok) {
2710 *tok = '\0';
2711 tok++;
2712 if (!strcmp(str, "hw"))
2713 type = PERF_TYPE_HARDWARE;
2714 else if (!strcmp(str, "sw"))
2715 type = PERF_TYPE_SOFTWARE;
2716 else if (!strcmp(str, "trace"))
2717 type = PERF_TYPE_TRACEPOINT;
2718 else if (!strcmp(str, "raw"))
2719 type = PERF_TYPE_RAW;
2720 else if (!strcmp(str, "break"))
2721 type = PERF_TYPE_BREAKPOINT;
2722 else if (!strcmp(str, "synth"))
2723 type = OUTPUT_TYPE_SYNTH;
2724 else {
2725 fprintf(stderr, "Invalid event type in field string.\n");
2726 rc = -EINVAL;
2727 goto out;
2728 }
2729
2730 if (output[type].user_set)
2731 pr_warning("Overriding previous field request for %s events.\n",
2732 event_type(type));
2733
2734 /* Don't override defaults for +- */
2735 if (strchr(tok, '+') || strchr(tok, '-'))
2736 goto parse;
2737
2738 output[type].fields = 0;
2739 output[type].user_set = true;
2740 output[type].wildcard_set = false;
2741
2742 } else {
2743 tok = str;
2744 if (strlen(str) == 0) {
2745 fprintf(stderr,
2746 "Cannot set fields to 'none' for all event types.\n");
2747 rc = -EINVAL;
2748 goto out;
2749 }
2750
2751 /* Don't override defaults for +- */
2752 if (strchr(str, '+') || strchr(str, '-'))
2753 goto parse;
2754
2755 if (output_set_by_user())
2756 pr_warning("Overriding previous field request for all events.\n");
2757
2758 for (j = 0; j < OUTPUT_TYPE_MAX; ++j) {
2759 output[j].fields = 0;
2760 output[j].user_set = true;
2761 output[j].wildcard_set = true;
2762 }
2763 }
2764
2765 parse:
2766 for (tok = strtok_r(tok, ",", &strtok_saveptr); tok; tok = strtok_r(NULL, ",", &strtok_saveptr)) {
2767 if (*tok == '+') {
2768 if (change == SET)
2769 goto out_badmix;
2770 change = ADD;
2771 tok++;
2772 } else if (*tok == '-') {
2773 if (change == SET)
2774 goto out_badmix;
2775 change = REMOVE;
2776 tok++;
2777 } else {
2778 if (change != SET && change != DEFAULT)
2779 goto out_badmix;
2780 change = SET;
2781 }
2782
2783 for (i = 0; i < imax; ++i) {
2784 if (strcmp(tok, all_output_options[i].str) == 0)
2785 break;
2786 }
2787 if (i == imax && strcmp(tok, "flags") == 0) {
2788 print_flags = change == REMOVE ? false : true;
2789 continue;
2790 }
2791 if (i == imax) {
2792 fprintf(stderr, "Invalid field requested.\n");
2793 rc = -EINVAL;
2794 goto out;
2795 }
2796
2797 if (type == -1) {
2798 /* add user option to all events types for
2799 * which it is valid
2800 */
2801 for (j = 0; j < OUTPUT_TYPE_MAX; ++j) {
2802 if (output[j].invalid_fields & all_output_options[i].field) {
2803 pr_warning("\'%s\' not valid for %s events. Ignoring.\n",
2804 all_output_options[i].str, event_type(j));
2805 } else {
2806 if (change == REMOVE) {
2807 output[j].fields &= ~all_output_options[i].field;
2808 output[j].user_set_fields &= ~all_output_options[i].field;
2809 } else {
2810 output[j].fields |= all_output_options[i].field;
2811 output[j].user_set_fields |= all_output_options[i].field;
2812 }
2813 output[j].user_set = true;
2814 output[j].wildcard_set = true;
2815 }
2816 }
2817 } else {
2818 if (output[type].invalid_fields & all_output_options[i].field) {
2819 fprintf(stderr, "\'%s\' not valid for %s events.\n",
2820 all_output_options[i].str, event_type(type));
2821
2822 rc = -EINVAL;
2823 goto out;
2824 }
2825 if (change == REMOVE)
2826 output[type].fields &= ~all_output_options[i].field;
2827 else
2828 output[type].fields |= all_output_options[i].field;
2829 output[type].user_set = true;
2830 output[type].wildcard_set = true;
2831 }
2832 }
2833
2834 if (type >= 0) {
2835 if (output[type].fields == 0) {
2836 pr_debug("No fields requested for %s type. "
2837 "Events will not be displayed.\n", event_type(type));
2838 }
2839 }
2840 goto out;
2841
2842 out_badmix:
2843 fprintf(stderr, "Cannot mix +-field with overridden fields\n");
2844 rc = -EINVAL;
2845 out:
2846 free(str);
2847 return rc;
2848 }
2849
2850 #define for_each_lang(scripts_path, scripts_dir, lang_dirent) \
2851 while ((lang_dirent = readdir(scripts_dir)) != NULL) \
2852 if ((lang_dirent->d_type == DT_DIR || \
2853 (lang_dirent->d_type == DT_UNKNOWN && \
2854 is_directory(scripts_path, lang_dirent))) && \
2855 (strcmp(lang_dirent->d_name, ".")) && \
2856 (strcmp(lang_dirent->d_name, "..")))
2857
2858 #define for_each_script(lang_path, lang_dir, script_dirent) \
2859 while ((script_dirent = readdir(lang_dir)) != NULL) \
2860 if (script_dirent->d_type != DT_DIR && \
2861 (script_dirent->d_type != DT_UNKNOWN || \
2862 !is_directory(lang_path, script_dirent)))
2863
2864
2865 #define RECORD_SUFFIX "-record"
2866 #define REPORT_SUFFIX "-report"
2867
2868 struct script_desc {
2869 struct list_head node;
2870 char *name;
2871 char *half_liner;
2872 char *args;
2873 };
2874
2875 static LIST_HEAD(script_descs);
2876
2877 static struct script_desc *script_desc__new(const char *name)
2878 {
2879 struct script_desc *s = zalloc(sizeof(*s));
2880
2881 if (s != NULL && name)
2882 s->name = strdup(name);
2883
2884 return s;
2885 }
2886
2887 static void script_desc__delete(struct script_desc *s)
2888 {
2889 zfree(&s->name);
2890 zfree(&s->half_liner);
2891 zfree(&s->args);
2892 free(s);
2893 }
2894
2895 static void script_desc__add(struct script_desc *s)
2896 {
2897 list_add_tail(&s->node, &script_descs);
2898 }
2899
2900 static struct script_desc *script_desc__find(const char *name)
2901 {
2902 struct script_desc *s;
2903
2904 list_for_each_entry(s, &script_descs, node)
2905 if (strcasecmp(s->name, name) == 0)
2906 return s;
2907 return NULL;
2908 }
2909
2910 static struct script_desc *script_desc__findnew(const char *name)
2911 {
2912 struct script_desc *s = script_desc__find(name);
2913
2914 if (s)
2915 return s;
2916
2917 s = script_desc__new(name);
2918 if (!s)
2919 return NULL;
2920
2921 script_desc__add(s);
2922
2923 return s;
2924 }
2925
2926 static const char *ends_with(const char *str, const char *suffix)
2927 {
2928 size_t suffix_len = strlen(suffix);
2929 const char *p = str;
2930
2931 if (strlen(str) > suffix_len) {
2932 p = str + strlen(str) - suffix_len;
2933 if (!strncmp(p, suffix, suffix_len))
2934 return p;
2935 }
2936
2937 return NULL;
2938 }
2939
2940 static int read_script_info(struct script_desc *desc, const char *filename)
2941 {
2942 char line[BUFSIZ], *p;
2943 FILE *fp;
2944
2945 fp = fopen(filename, "r");
2946 if (!fp)
2947 return -1;
2948
2949 while (fgets(line, sizeof(line), fp)) {
2950 p = skip_spaces(line);
2951 if (strlen(p) == 0)
2952 continue;
2953 if (*p != '#')
2954 continue;
2955 p++;
2956 if (strlen(p) && *p == '!')
2957 continue;
2958
2959 p = skip_spaces(p);
2960 if (strlen(p) && p[strlen(p) - 1] == '\n')
2961 p[strlen(p) - 1] = '\0';
2962
2963 if (!strncmp(p, "description:", strlen("description:"))) {
2964 p += strlen("description:");
2965 desc->half_liner = strdup(skip_spaces(p));
2966 continue;
2967 }
2968
2969 if (!strncmp(p, "args:", strlen("args:"))) {
2970 p += strlen("args:");
2971 desc->args = strdup(skip_spaces(p));
2972 continue;
2973 }
2974 }
2975
2976 fclose(fp);
2977
2978 return 0;
2979 }
2980
2981 static char *get_script_root(struct dirent *script_dirent, const char *suffix)
2982 {
2983 char *script_root, *str;
2984
2985 script_root = strdup(script_dirent->d_name);
2986 if (!script_root)
2987 return NULL;
2988
2989 str = (char *)ends_with(script_root, suffix);
2990 if (!str) {
2991 free(script_root);
2992 return NULL;
2993 }
2994
2995 *str = '\0';
2996 return script_root;
2997 }
2998
2999 static int list_available_scripts(const struct option *opt __maybe_unused,
3000 const char *s __maybe_unused,
3001 int unset __maybe_unused)
3002 {
3003 struct dirent *script_dirent, *lang_dirent;
3004 char scripts_path[MAXPATHLEN];
3005 DIR *scripts_dir, *lang_dir;
3006 char script_path[MAXPATHLEN];
3007 char lang_path[MAXPATHLEN];
3008 struct script_desc *desc;
3009 char first_half[BUFSIZ];
3010 char *script_root;
3011
3012 snprintf(scripts_path, MAXPATHLEN, "%s/scripts", get_argv_exec_path());
3013
3014 scripts_dir = opendir(scripts_path);
3015 if (!scripts_dir) {
3016 fprintf(stdout,
3017 "open(%s) failed.\n"
3018 "Check \"PERF_EXEC_PATH\" env to set scripts dir.\n",
3019 scripts_path);
3020 exit(-1);
3021 }
3022
3023 for_each_lang(scripts_path, scripts_dir, lang_dirent) {
3024 scnprintf(lang_path, MAXPATHLEN, "%s/%s/bin", scripts_path,
3025 lang_dirent->d_name);
3026 lang_dir = opendir(lang_path);
3027 if (!lang_dir)
3028 continue;
3029
3030 for_each_script(lang_path, lang_dir, script_dirent) {
3031 script_root = get_script_root(script_dirent, REPORT_SUFFIX);
3032 if (script_root) {
3033 desc = script_desc__findnew(script_root);
3034 scnprintf(script_path, MAXPATHLEN, "%s/%s",
3035 lang_path, script_dirent->d_name);
3036 read_script_info(desc, script_path);
3037 free(script_root);
3038 }
3039 }
3040 }
3041
3042 fprintf(stdout, "List of available trace scripts:\n");
3043 list_for_each_entry(desc, &script_descs, node) {
3044 sprintf(first_half, "%s %s", desc->name,
3045 desc->args ? desc->args : "");
3046 fprintf(stdout, " %-36s %s\n", first_half,
3047 desc->half_liner ? desc->half_liner : "");
3048 }
3049
3050 exit(0);
3051 }
3052
3053 /*
3054 * Some scripts specify the required events in their "xxx-record" file,
3055 * this function will check if the events in perf.data match those
3056 * mentioned in the "xxx-record".
3057 *
3058 * Fixme: All existing "xxx-record" are all in good formats "-e event ",
3059 * which is covered well now. And new parsing code should be added to
3060 * cover the future complexing formats like event groups etc.
3061 */
3062 static int check_ev_match(char *dir_name, char *scriptname,
3063 struct perf_session *session)
3064 {
3065 char filename[MAXPATHLEN], evname[128];
3066 char line[BUFSIZ], *p;
3067 struct evsel *pos;
3068 int match, len;
3069 FILE *fp;
3070
3071 scnprintf(filename, MAXPATHLEN, "%s/bin/%s-record", dir_name, scriptname);
3072
3073 fp = fopen(filename, "r");
3074 if (!fp)
3075 return -1;
3076
3077 while (fgets(line, sizeof(line), fp)) {
3078 p = skip_spaces(line);
3079 if (*p == '#')
3080 continue;
3081
3082 while (strlen(p)) {
3083 p = strstr(p, "-e");
3084 if (!p)
3085 break;
3086
3087 p += 2;
3088 p = skip_spaces(p);
3089 len = strcspn(p, " \t");
3090 if (!len)
3091 break;
3092
3093 snprintf(evname, len + 1, "%s", p);
3094
3095 match = 0;
3096 evlist__for_each_entry(session->evlist, pos) {
3097 if (!strcmp(perf_evsel__name(pos), evname)) {
3098 match = 1;
3099 break;
3100 }
3101 }
3102
3103 if (!match) {
3104 fclose(fp);
3105 return -1;
3106 }
3107 }
3108 }
3109
3110 fclose(fp);
3111 return 0;
3112 }
3113
3114 /*
3115 * Return -1 if none is found, otherwise the actual scripts number.
3116 *
3117 * Currently the only user of this function is the script browser, which
3118 * will list all statically runnable scripts, select one, execute it and
3119 * show the output in a perf browser.
3120 */
3121 int find_scripts(char **scripts_array, char **scripts_path_array, int num,
3122 int pathlen)
3123 {
3124 struct dirent *script_dirent, *lang_dirent;
3125 char scripts_path[MAXPATHLEN], lang_path[MAXPATHLEN];
3126 DIR *scripts_dir, *lang_dir;
3127 struct perf_session *session;
3128 struct perf_data data = {
3129 .path = input_name,
3130 .mode = PERF_DATA_MODE_READ,
3131 };
3132 char *temp;
3133 int i = 0;
3134
3135 session = perf_session__new(&data, false, NULL);
3136 if (IS_ERR(session))
3137 return PTR_ERR(session);
3138
3139 snprintf(scripts_path, MAXPATHLEN, "%s/scripts", get_argv_exec_path());
3140
3141 scripts_dir = opendir(scripts_path);
3142 if (!scripts_dir) {
3143 perf_session__delete(session);
3144 return -1;
3145 }
3146
3147 for_each_lang(scripts_path, scripts_dir, lang_dirent) {
3148 scnprintf(lang_path, MAXPATHLEN, "%s/%s", scripts_path,
3149 lang_dirent->d_name);
3150 #ifndef HAVE_LIBPERL_SUPPORT
3151 if (strstr(lang_path, "perl"))
3152 continue;
3153 #endif
3154 #ifndef HAVE_LIBPYTHON_SUPPORT
3155 if (strstr(lang_path, "python"))
3156 continue;
3157 #endif
3158
3159 lang_dir = opendir(lang_path);
3160 if (!lang_dir)
3161 continue;
3162
3163 for_each_script(lang_path, lang_dir, script_dirent) {
3164 /* Skip those real time scripts: xxxtop.p[yl] */
3165 if (strstr(script_dirent->d_name, "top."))
3166 continue;
3167 if (i >= num)
3168 break;
3169 snprintf(scripts_path_array[i], pathlen, "%s/%s",
3170 lang_path,
3171 script_dirent->d_name);
3172 temp = strchr(script_dirent->d_name, '.');
3173 snprintf(scripts_array[i],
3174 (temp - script_dirent->d_name) + 1,
3175 "%s", script_dirent->d_name);
3176
3177 if (check_ev_match(lang_path,
3178 scripts_array[i], session))
3179 continue;
3180
3181 i++;
3182 }
3183 closedir(lang_dir);
3184 }
3185
3186 closedir(scripts_dir);
3187 perf_session__delete(session);
3188 return i;
3189 }
3190
3191 static char *get_script_path(const char *script_root, const char *suffix)
3192 {
3193 struct dirent *script_dirent, *lang_dirent;
3194 char scripts_path[MAXPATHLEN];
3195 char script_path[MAXPATHLEN];
3196 DIR *scripts_dir, *lang_dir;
3197 char lang_path[MAXPATHLEN];
3198 char *__script_root;
3199
3200 snprintf(scripts_path, MAXPATHLEN, "%s/scripts", get_argv_exec_path());
3201
3202 scripts_dir = opendir(scripts_path);
3203 if (!scripts_dir)
3204 return NULL;
3205
3206 for_each_lang(scripts_path, scripts_dir, lang_dirent) {
3207 scnprintf(lang_path, MAXPATHLEN, "%s/%s/bin", scripts_path,
3208 lang_dirent->d_name);
3209 lang_dir = opendir(lang_path);
3210 if (!lang_dir)
3211 continue;
3212
3213 for_each_script(lang_path, lang_dir, script_dirent) {
3214 __script_root = get_script_root(script_dirent, suffix);
3215 if (__script_root && !strcmp(script_root, __script_root)) {
3216 free(__script_root);
3217 closedir(lang_dir);
3218 closedir(scripts_dir);
3219 scnprintf(script_path, MAXPATHLEN, "%s/%s",
3220 lang_path, script_dirent->d_name);
3221 return strdup(script_path);
3222 }
3223 free(__script_root);
3224 }
3225 closedir(lang_dir);
3226 }
3227 closedir(scripts_dir);
3228
3229 return NULL;
3230 }
3231
3232 static bool is_top_script(const char *script_path)
3233 {
3234 return ends_with(script_path, "top") == NULL ? false : true;
3235 }
3236
3237 static int has_required_arg(char *script_path)
3238 {
3239 struct script_desc *desc;
3240 int n_args = 0;
3241 char *p;
3242
3243 desc = script_desc__new(NULL);
3244
3245 if (read_script_info(desc, script_path))
3246 goto out;
3247
3248 if (!desc->args)
3249 goto out;
3250
3251 for (p = desc->args; *p; p++)
3252 if (*p == '<')
3253 n_args++;
3254 out:
3255 script_desc__delete(desc);
3256
3257 return n_args;
3258 }
3259
3260 static int have_cmd(int argc, const char **argv)
3261 {
3262 char **__argv = malloc(sizeof(const char *) * argc);
3263
3264 if (!__argv) {
3265 pr_err("malloc failed\n");
3266 return -1;
3267 }
3268
3269 memcpy(__argv, argv, sizeof(const char *) * argc);
3270 argc = parse_options(argc, (const char **)__argv, record_options,
3271 NULL, PARSE_OPT_STOP_AT_NON_OPTION);
3272 free(__argv);
3273
3274 system_wide = (argc == 0);
3275
3276 return 0;
3277 }
3278
3279 static void script__setup_sample_type(struct perf_script *script)
3280 {
3281 struct perf_session *session = script->session;
3282 u64 sample_type = perf_evlist__combined_sample_type(session->evlist);
3283
3284 if (symbol_conf.use_callchain || symbol_conf.cumulate_callchain) {
3285 if ((sample_type & PERF_SAMPLE_REGS_USER) &&
3286 (sample_type & PERF_SAMPLE_STACK_USER)) {
3287 callchain_param.record_mode = CALLCHAIN_DWARF;
3288 dwarf_callchain_users = true;
3289 } else if (sample_type & PERF_SAMPLE_BRANCH_STACK)
3290 callchain_param.record_mode = CALLCHAIN_LBR;
3291 else
3292 callchain_param.record_mode = CALLCHAIN_FP;
3293 }
3294 }
3295
3296 static int process_stat_round_event(struct perf_session *session,
3297 union perf_event *event)
3298 {
3299 struct perf_record_stat_round *round = &event->stat_round;
3300 struct evsel *counter;
3301
3302 evlist__for_each_entry(session->evlist, counter) {
3303 perf_stat_process_counter(&stat_config, counter);
3304 process_stat(counter, round->time);
3305 }
3306
3307 process_stat_interval(round->time);
3308 return 0;
3309 }
3310
3311 static int process_stat_config_event(struct perf_session *session __maybe_unused,
3312 union perf_event *event)
3313 {
3314 perf_event__read_stat_config(&stat_config, &event->stat_config);
3315 return 0;
3316 }
3317
3318 static int set_maps(struct perf_script *script)
3319 {
3320 struct evlist *evlist = script->session->evlist;
3321
3322 if (!script->cpus || !script->threads)
3323 return 0;
3324
3325 if (WARN_ONCE(script->allocated, "stats double allocation\n"))
3326 return -EINVAL;
3327
3328 perf_evlist__set_maps(&evlist->core, script->cpus, script->threads);
3329
3330 if (perf_evlist__alloc_stats(evlist, true))
3331 return -ENOMEM;
3332
3333 script->allocated = true;
3334 return 0;
3335 }
3336
3337 static
3338 int process_thread_map_event(struct perf_session *session,
3339 union perf_event *event)
3340 {
3341 struct perf_tool *tool = session->tool;
3342 struct perf_script *script = container_of(tool, struct perf_script, tool);
3343
3344 if (script->threads) {
3345 pr_warning("Extra thread map event, ignoring.\n");
3346 return 0;
3347 }
3348
3349 script->threads = thread_map__new_event(&event->thread_map);
3350 if (!script->threads)
3351 return -ENOMEM;
3352
3353 return set_maps(script);
3354 }
3355
3356 static
3357 int process_cpu_map_event(struct perf_session *session,
3358 union perf_event *event)
3359 {
3360 struct perf_tool *tool = session->tool;
3361 struct perf_script *script = container_of(tool, struct perf_script, tool);
3362
3363 if (script->cpus) {
3364 pr_warning("Extra cpu map event, ignoring.\n");
3365 return 0;
3366 }
3367
3368 script->cpus = cpu_map__new_data(&event->cpu_map.data);
3369 if (!script->cpus)
3370 return -ENOMEM;
3371
3372 return set_maps(script);
3373 }
3374
3375 static int process_feature_event(struct perf_session *session,
3376 union perf_event *event)
3377 {
3378 if (event->feat.feat_id < HEADER_LAST_FEATURE)
3379 return perf_event__process_feature(session, event);
3380 return 0;
3381 }
3382
3383 #ifdef HAVE_AUXTRACE_SUPPORT
3384 static int perf_script__process_auxtrace_info(struct perf_session *session,
3385 union perf_event *event)
3386 {
3387 struct perf_tool *tool = session->tool;
3388
3389 int ret = perf_event__process_auxtrace_info(session, event);
3390
3391 if (ret == 0) {
3392 struct perf_script *script = container_of(tool, struct perf_script, tool);
3393
3394 ret = perf_script__setup_per_event_dump(script);
3395 }
3396
3397 return ret;
3398 }
3399 #else
3400 #define perf_script__process_auxtrace_info 0
3401 #endif
3402
3403 static int parse_insn_trace(const struct option *opt __maybe_unused,
3404 const char *str __maybe_unused,
3405 int unset __maybe_unused)
3406 {
3407 parse_output_fields(NULL, "+insn,-event,-period", 0);
3408 itrace_parse_synth_opts(opt, "i0ns", 0);
3409 symbol_conf.nanosecs = true;
3410 return 0;
3411 }
3412
3413 static int parse_xed(const struct option *opt __maybe_unused,
3414 const char *str __maybe_unused,
3415 int unset __maybe_unused)
3416 {
3417 force_pager("xed -F insn: -A -64 | less");
3418 return 0;
3419 }
3420
3421 static int parse_call_trace(const struct option *opt __maybe_unused,
3422 const char *str __maybe_unused,
3423 int unset __maybe_unused)
3424 {
3425 parse_output_fields(NULL, "-ip,-addr,-event,-period,+callindent", 0);
3426 itrace_parse_synth_opts(opt, "cewp", 0);
3427 symbol_conf.nanosecs = true;
3428 symbol_conf.pad_output_len_dso = 50;
3429 return 0;
3430 }
3431
3432 static int parse_callret_trace(const struct option *opt __maybe_unused,
3433 const char *str __maybe_unused,
3434 int unset __maybe_unused)
3435 {
3436 parse_output_fields(NULL, "-ip,-addr,-event,-period,+callindent,+flags", 0);
3437 itrace_parse_synth_opts(opt, "crewp", 0);
3438 symbol_conf.nanosecs = true;
3439 return 0;
3440 }
3441
3442 int cmd_script(int argc, const char **argv)
3443 {
3444 bool show_full_info = false;
3445 bool header = false;
3446 bool header_only = false;
3447 bool script_started = false;
3448 char *rec_script_path = NULL;
3449 char *rep_script_path = NULL;
3450 struct perf_session *session;
3451 struct itrace_synth_opts itrace_synth_opts = {
3452 .set = false,
3453 .default_no_sample = true,
3454 };
3455 struct utsname uts;
3456 char *script_path = NULL;
3457 const char **__argv;
3458 int i, j, err = 0;
3459 struct perf_script script = {
3460 .tool = {
3461 .sample = process_sample_event,
3462 .mmap = perf_event__process_mmap,
3463 .mmap2 = perf_event__process_mmap2,
3464 .comm = perf_event__process_comm,
3465 .namespaces = perf_event__process_namespaces,
3466 .exit = perf_event__process_exit,
3467 .fork = perf_event__process_fork,
3468 .attr = process_attr,
3469 .event_update = perf_event__process_event_update,
3470 .tracing_data = perf_event__process_tracing_data,
3471 .feature = process_feature_event,
3472 .build_id = perf_event__process_build_id,
3473 .id_index = perf_event__process_id_index,
3474 .auxtrace_info = perf_script__process_auxtrace_info,
3475 .auxtrace = perf_event__process_auxtrace,
3476 .auxtrace_error = perf_event__process_auxtrace_error,
3477 .stat = perf_event__process_stat_event,
3478 .stat_round = process_stat_round_event,
3479 .stat_config = process_stat_config_event,
3480 .thread_map = process_thread_map_event,
3481 .cpu_map = process_cpu_map_event,
3482 .ordered_events = true,
3483 .ordering_requires_timestamps = true,
3484 },
3485 };
3486 struct perf_data data = {
3487 .mode = PERF_DATA_MODE_READ,
3488 };
3489 const struct option options[] = {
3490 OPT_BOOLEAN('D', "dump-raw-trace", &dump_trace,
3491 "dump raw trace in ASCII"),
3492 OPT_INCR('v', "verbose", &verbose,
3493 "be more verbose (show symbol address, etc)"),
3494 OPT_BOOLEAN('L', "Latency", &latency_format,
3495 "show latency attributes (irqs/preemption disabled, etc)"),
3496 OPT_CALLBACK_NOOPT('l', "list", NULL, NULL, "list available scripts",
3497 list_available_scripts),
3498 OPT_CALLBACK('s', "script", NULL, "name",
3499 "script file name (lang:script name, script name, or *)",
3500 parse_scriptname),
3501 OPT_STRING('g', "gen-script", &generate_script_lang, "lang",
3502 "generate perf-script.xx script in specified language"),
3503 OPT_STRING('i', "input", &input_name, "file", "input file name"),
3504 OPT_BOOLEAN('d', "debug-mode", &debug_mode,
3505 "do various checks like samples ordering and lost events"),
3506 OPT_BOOLEAN(0, "header", &header, "Show data header."),
3507 OPT_BOOLEAN(0, "header-only", &header_only, "Show only data header."),
3508 OPT_STRING('k', "vmlinux", &symbol_conf.vmlinux_name,
3509 "file", "vmlinux pathname"),
3510 OPT_STRING(0, "kallsyms", &symbol_conf.kallsyms_name,
3511 "file", "kallsyms pathname"),
3512 OPT_BOOLEAN('G', "hide-call-graph", &no_callchain,
3513 "When printing symbols do not display call chain"),
3514 OPT_CALLBACK(0, "symfs", NULL, "directory",
3515 "Look for files with symbols relative to this directory",
3516 symbol__config_symfs),
3517 OPT_CALLBACK('F', "fields", NULL, "str",
3518 "comma separated output fields prepend with 'type:'. "
3519 "+field to add and -field to remove."
3520 "Valid types: hw,sw,trace,raw,synth. "
3521 "Fields: comm,tid,pid,time,cpu,event,trace,ip,sym,dso,"
3522 "addr,symoff,srcline,period,iregs,uregs,brstack,"
3523 "brstacksym,flags,bpf-output,brstackinsn,brstackoff,"
3524 "callindent,insn,insnlen,synth,phys_addr,metric,misc,ipc",
3525 parse_output_fields),
3526 OPT_BOOLEAN('a', "all-cpus", &system_wide,
3527 "system-wide collection from all CPUs"),
3528 OPT_STRING('S', "symbols", &symbol_conf.sym_list_str, "symbol[,symbol...]",
3529 "only consider these symbols"),
3530 OPT_CALLBACK_OPTARG(0, "insn-trace", &itrace_synth_opts, NULL, NULL,
3531 "Decode instructions from itrace", parse_insn_trace),
3532 OPT_CALLBACK_OPTARG(0, "xed", NULL, NULL, NULL,
3533 "Run xed disassembler on output", parse_xed),
3534 OPT_CALLBACK_OPTARG(0, "call-trace", &itrace_synth_opts, NULL, NULL,
3535 "Decode calls from from itrace", parse_call_trace),
3536 OPT_CALLBACK_OPTARG(0, "call-ret-trace", &itrace_synth_opts, NULL, NULL,
3537 "Decode calls and returns from itrace", parse_callret_trace),
3538 OPT_STRING(0, "graph-function", &symbol_conf.graph_function, "symbol[,symbol...]",
3539 "Only print symbols and callees with --call-trace/--call-ret-trace"),
3540 OPT_STRING(0, "stop-bt", &symbol_conf.bt_stop_list_str, "symbol[,symbol...]",
3541 "Stop display of callgraph at these symbols"),
3542 OPT_STRING('C', "cpu", &cpu_list, "cpu", "list of cpus to profile"),
3543 OPT_STRING('c', "comms", &symbol_conf.comm_list_str, "comm[,comm...]",
3544 "only display events for these comms"),
3545 OPT_STRING(0, "pid", &symbol_conf.pid_list_str, "pid[,pid...]",
3546 "only consider symbols in these pids"),
3547 OPT_STRING(0, "tid", &symbol_conf.tid_list_str, "tid[,tid...]",
3548 "only consider symbols in these tids"),
3549 OPT_UINTEGER(0, "max-stack", &scripting_max_stack,
3550 "Set the maximum stack depth when parsing the callchain, "
3551 "anything beyond the specified depth will be ignored. "
3552 "Default: kernel.perf_event_max_stack or " __stringify(PERF_MAX_STACK_DEPTH)),
3553 OPT_BOOLEAN(0, "reltime", &reltime, "Show time stamps relative to start"),
3554 OPT_BOOLEAN('I', "show-info", &show_full_info,
3555 "display extended information from perf.data file"),
3556 OPT_BOOLEAN('\0', "show-kernel-path", &symbol_conf.show_kernel_path,
3557 "Show the path of [kernel.kallsyms]"),
3558 OPT_BOOLEAN('\0', "show-task-events", &script.show_task_events,
3559 "Show the fork/comm/exit events"),
3560 OPT_BOOLEAN('\0', "show-mmap-events", &script.show_mmap_events,
3561 "Show the mmap events"),
3562 OPT_BOOLEAN('\0', "show-switch-events", &script.show_switch_events,
3563 "Show context switch events (if recorded)"),
3564 OPT_BOOLEAN('\0', "show-namespace-events", &script.show_namespace_events,
3565 "Show namespace events (if recorded)"),
3566 OPT_BOOLEAN('\0', "show-lost-events", &script.show_lost_events,
3567 "Show lost events (if recorded)"),
3568 OPT_BOOLEAN('\0', "show-round-events", &script.show_round_events,
3569 "Show round events (if recorded)"),
3570 OPT_BOOLEAN('\0', "show-bpf-events", &script.show_bpf_events,
3571 "Show bpf related events (if recorded)"),
3572 OPT_BOOLEAN('\0', "per-event-dump", &script.per_event_dump,
3573 "Dump trace output to files named by the monitored events"),
3574 OPT_BOOLEAN('f', "force", &symbol_conf.force, "don't complain, do it"),
3575 OPT_INTEGER(0, "max-blocks", &max_blocks,
3576 "Maximum number of code blocks to dump with brstackinsn"),
3577 OPT_BOOLEAN(0, "ns", &symbol_conf.nanosecs,
3578 "Use 9 decimal places when displaying time"),
3579 OPT_CALLBACK_OPTARG(0, "itrace", &itrace_synth_opts, NULL, "opts",
3580 "Instruction Tracing options\n" ITRACE_HELP,
3581 itrace_parse_synth_opts),
3582 OPT_BOOLEAN(0, "full-source-path", &srcline_full_filename,
3583 "Show full source file name path for source lines"),
3584 OPT_BOOLEAN(0, "demangle", &symbol_conf.demangle,
3585 "Enable symbol demangling"),
3586 OPT_BOOLEAN(0, "demangle-kernel", &symbol_conf.demangle_kernel,
3587 "Enable kernel symbol demangling"),
3588 OPT_STRING(0, "time", &script.time_str, "str",
3589 "Time span of interest (start,stop)"),
3590 OPT_BOOLEAN(0, "inline", &symbol_conf.inline_name,
3591 "Show inline function"),
3592 OPT_STRING(0, "guestmount", &symbol_conf.guestmount, "directory",
3593 "guest mount directory under which every guest os"
3594 " instance has a subdir"),
3595 OPT_STRING(0, "guestvmlinux", &symbol_conf.default_guest_vmlinux_name,
3596 "file", "file saving guest os vmlinux"),
3597 OPT_STRING(0, "guestkallsyms", &symbol_conf.default_guest_kallsyms,
3598 "file", "file saving guest os /proc/kallsyms"),
3599 OPT_STRING(0, "guestmodules", &symbol_conf.default_guest_modules,
3600 "file", "file saving guest os /proc/modules"),
3601 OPTS_EVSWITCH(&script.evswitch),
3602 OPT_END()
3603 };
3604 const char * const script_subcommands[] = { "record", "report", NULL };
3605 const char *script_usage[] = {
3606 "perf script [<options>]",
3607 "perf script [<options>] record <script> [<record-options>] <command>",
3608 "perf script [<options>] report <script> [script-args]",
3609 "perf script [<options>] <script> [<record-options>] <command>",
3610 "perf script [<options>] <top-script> [script-args]",
3611 NULL
3612 };
3613
3614 perf_set_singlethreaded();
3615
3616 setup_scripting();
3617
3618 argc = parse_options_subcommand(argc, argv, options, script_subcommands, script_usage,
3619 PARSE_OPT_STOP_AT_NON_OPTION);
3620
3621 if (symbol_conf.guestmount ||
3622 symbol_conf.default_guest_vmlinux_name ||
3623 symbol_conf.default_guest_kallsyms ||
3624 symbol_conf.default_guest_modules) {
3625 /*
3626 * Enable guest sample processing.
3627 */
3628 perf_guest = true;
3629 }
3630
3631 data.path = input_name;
3632 data.force = symbol_conf.force;
3633
3634 if (argc > 1 && !strncmp(argv[0], "rec", strlen("rec"))) {
3635 rec_script_path = get_script_path(argv[1], RECORD_SUFFIX);
3636 if (!rec_script_path)
3637 return cmd_record(argc, argv);
3638 }
3639
3640 if (argc > 1 && !strncmp(argv[0], "rep", strlen("rep"))) {
3641 rep_script_path = get_script_path(argv[1], REPORT_SUFFIX);
3642 if (!rep_script_path) {
3643 fprintf(stderr,
3644 "Please specify a valid report script"
3645 "(see 'perf script -l' for listing)\n");
3646 return -1;
3647 }
3648 }
3649
3650 if (itrace_synth_opts.callchain &&
3651 itrace_synth_opts.callchain_sz > scripting_max_stack)
3652 scripting_max_stack = itrace_synth_opts.callchain_sz;
3653
3654 /* make sure PERF_EXEC_PATH is set for scripts */
3655 set_argv_exec_path(get_argv_exec_path());
3656
3657 if (argc && !script_name && !rec_script_path && !rep_script_path) {
3658 int live_pipe[2];
3659 int rep_args;
3660 pid_t pid;
3661
3662 rec_script_path = get_script_path(argv[0], RECORD_SUFFIX);
3663 rep_script_path = get_script_path(argv[0], REPORT_SUFFIX);
3664
3665 if (!rec_script_path && !rep_script_path) {
3666 usage_with_options_msg(script_usage, options,
3667 "Couldn't find script `%s'\n\n See perf"
3668 " script -l for available scripts.\n", argv[0]);
3669 }
3670
3671 if (is_top_script(argv[0])) {
3672 rep_args = argc - 1;
3673 } else {
3674 int rec_args;
3675
3676 rep_args = has_required_arg(rep_script_path);
3677 rec_args = (argc - 1) - rep_args;
3678 if (rec_args < 0) {
3679 usage_with_options_msg(script_usage, options,
3680 "`%s' script requires options."
3681 "\n\n See perf script -l for available "
3682 "scripts and options.\n", argv[0]);
3683 }
3684 }
3685
3686 if (pipe(live_pipe) < 0) {
3687 perror("failed to create pipe");
3688 return -1;
3689 }
3690
3691 pid = fork();
3692 if (pid < 0) {
3693 perror("failed to fork");
3694 return -1;
3695 }
3696
3697 if (!pid) {
3698 j = 0;
3699
3700 dup2(live_pipe[1], 1);
3701 close(live_pipe[0]);
3702
3703 if (is_top_script(argv[0])) {
3704 system_wide = true;
3705 } else if (!system_wide) {
3706 if (have_cmd(argc - rep_args, &argv[rep_args]) != 0) {
3707 err = -1;
3708 goto out;
3709 }
3710 }
3711
3712 __argv = malloc((argc + 6) * sizeof(const char *));
3713 if (!__argv) {
3714 pr_err("malloc failed\n");
3715 err = -ENOMEM;
3716 goto out;
3717 }
3718
3719 __argv[j++] = "/bin/sh";
3720 __argv[j++] = rec_script_path;
3721 if (system_wide)
3722 __argv[j++] = "-a";
3723 __argv[j++] = "-q";
3724 __argv[j++] = "-o";
3725 __argv[j++] = "-";
3726 for (i = rep_args + 1; i < argc; i++)
3727 __argv[j++] = argv[i];
3728 __argv[j++] = NULL;
3729
3730 execvp("/bin/sh", (char **)__argv);
3731 free(__argv);
3732 exit(-1);
3733 }
3734
3735 dup2(live_pipe[0], 0);
3736 close(live_pipe[1]);
3737
3738 __argv = malloc((argc + 4) * sizeof(const char *));
3739 if (!__argv) {
3740 pr_err("malloc failed\n");
3741 err = -ENOMEM;
3742 goto out;
3743 }
3744
3745 j = 0;
3746 __argv[j++] = "/bin/sh";
3747 __argv[j++] = rep_script_path;
3748 for (i = 1; i < rep_args + 1; i++)
3749 __argv[j++] = argv[i];
3750 __argv[j++] = "-i";
3751 __argv[j++] = "-";
3752 __argv[j++] = NULL;
3753
3754 execvp("/bin/sh", (char **)__argv);
3755 free(__argv);
3756 exit(-1);
3757 }
3758
3759 if (rec_script_path)
3760 script_path = rec_script_path;
3761 if (rep_script_path)
3762 script_path = rep_script_path;
3763
3764 if (script_path) {
3765 j = 0;
3766
3767 if (!rec_script_path)
3768 system_wide = false;
3769 else if (!system_wide) {
3770 if (have_cmd(argc - 1, &argv[1]) != 0) {
3771 err = -1;
3772 goto out;
3773 }
3774 }
3775
3776 __argv = malloc((argc + 2) * sizeof(const char *));
3777 if (!__argv) {
3778 pr_err("malloc failed\n");
3779 err = -ENOMEM;
3780 goto out;
3781 }
3782
3783 __argv[j++] = "/bin/sh";
3784 __argv[j++] = script_path;
3785 if (system_wide)
3786 __argv[j++] = "-a";
3787 for (i = 2; i < argc; i++)
3788 __argv[j++] = argv[i];
3789 __argv[j++] = NULL;
3790
3791 execvp("/bin/sh", (char **)__argv);
3792 free(__argv);
3793 exit(-1);
3794 }
3795
3796 if (!script_name) {
3797 setup_pager();
3798 use_browser = 0;
3799 }
3800
3801 session = perf_session__new(&data, false, &script.tool);
3802 if (IS_ERR(session))
3803 return PTR_ERR(session);
3804
3805 if (header || header_only) {
3806 script.tool.show_feat_hdr = SHOW_FEAT_HEADER;
3807 perf_session__fprintf_info(session, stdout, show_full_info);
3808 if (header_only)
3809 goto out_delete;
3810 }
3811 if (show_full_info)
3812 script.tool.show_feat_hdr = SHOW_FEAT_HEADER_FULL_INFO;
3813
3814 if (symbol__init(&session->header.env) < 0)
3815 goto out_delete;
3816
3817 uname(&uts);
3818 if (data.is_pipe || /* assume pipe_mode indicates native_arch */
3819 !strcmp(uts.machine, session->header.env.arch) ||
3820 (!strcmp(uts.machine, "x86_64") &&
3821 !strcmp(session->header.env.arch, "i386")))
3822 native_arch = true;
3823
3824 script.session = session;
3825 script__setup_sample_type(&script);
3826
3827 if ((output[PERF_TYPE_HARDWARE].fields & PERF_OUTPUT_CALLINDENT) ||
3828 symbol_conf.graph_function)
3829 itrace_synth_opts.thread_stack = true;
3830
3831 session->itrace_synth_opts = &itrace_synth_opts;
3832
3833 if (cpu_list) {
3834 err = perf_session__cpu_bitmap(session, cpu_list, cpu_bitmap);
3835 if (err < 0)
3836 goto out_delete;
3837 itrace_synth_opts.cpu_bitmap = cpu_bitmap;
3838 }
3839
3840 if (!no_callchain)
3841 symbol_conf.use_callchain = true;
3842 else
3843 symbol_conf.use_callchain = false;
3844
3845 if (session->tevent.pevent &&
3846 tep_set_function_resolver(session->tevent.pevent,
3847 machine__resolve_kernel_addr,
3848 &session->machines.host) < 0) {
3849 pr_err("%s: failed to set libtraceevent function resolver\n", __func__);
3850 err = -1;
3851 goto out_delete;
3852 }
3853
3854 if (generate_script_lang) {
3855 struct stat perf_stat;
3856 int input;
3857
3858 if (output_set_by_user()) {
3859 fprintf(stderr,
3860 "custom fields not supported for generated scripts");
3861 err = -EINVAL;
3862 goto out_delete;
3863 }
3864
3865 input = open(data.path, O_RDONLY); /* input_name */
3866 if (input < 0) {
3867 err = -errno;
3868 perror("failed to open file");
3869 goto out_delete;
3870 }
3871
3872 err = fstat(input, &perf_stat);
3873 if (err < 0) {
3874 perror("failed to stat file");
3875 goto out_delete;
3876 }
3877
3878 if (!perf_stat.st_size) {
3879 fprintf(stderr, "zero-sized file, nothing to do!\n");
3880 goto out_delete;
3881 }
3882
3883 scripting_ops = script_spec__lookup(generate_script_lang);
3884 if (!scripting_ops) {
3885 fprintf(stderr, "invalid language specifier");
3886 err = -ENOENT;
3887 goto out_delete;
3888 }
3889
3890 err = scripting_ops->generate_script(session->tevent.pevent,
3891 "perf-script");
3892 goto out_delete;
3893 }
3894
3895 if (script_name) {
3896 err = scripting_ops->start_script(script_name, argc, argv);
3897 if (err)
3898 goto out_delete;
3899 pr_debug("perf script started with script %s\n\n", script_name);
3900 script_started = true;
3901 }
3902
3903
3904 err = perf_session__check_output_opt(session);
3905 if (err < 0)
3906 goto out_delete;
3907
3908 if (script.time_str) {
3909 err = perf_time__parse_for_ranges_reltime(script.time_str, session,
3910 &script.ptime_range,
3911 &script.range_size,
3912 &script.range_num,
3913 reltime);
3914 if (err < 0)
3915 goto out_delete;
3916
3917 itrace_synth_opts__set_time_range(&itrace_synth_opts,
3918 script.ptime_range,
3919 script.range_num);
3920 }
3921
3922 err = evswitch__init(&script.evswitch, session->evlist, stderr);
3923 if (err)
3924 goto out_delete;
3925
3926 err = __cmd_script(&script);
3927
3928 flush_scripting();
3929
3930 out_delete:
3931 if (script.ptime_range) {
3932 itrace_synth_opts__clear_time_range(&itrace_synth_opts);
3933 zfree(&script.ptime_range);
3934 }
3935
3936 perf_evlist__free_stats(session->evlist);
3937 perf_session__delete(session);
3938
3939 if (script_started)
3940 cleanup_scripting();
3941 out:
3942 return err;
3943 }
Linux with added FPC-III support