tools/perf/builtin-script.c

   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/env.h"
  19 #include "util/evlist.h"
  20 #include "util/evsel.h"
  21 #include "util/evsel_fprintf.h"
  22 #include "util/evswitch.h"
  23 #include "util/sort.h"
  24 #include "util/data.h"
  25 #include "util/auxtrace.h"
  26 #include "util/cpumap.h"
  27 #include "util/thread_map.h"
  28 #include "util/stat.h"
  29 #include "util/color.h"
  30 #include "util/string2.h"
  31 #include "util/thread-stack.h"
  32 #include "util/time-utils.h"
  33 #include "util/path.h"
  34 #include "util/event.h"
  35 #include "util/mem-info.h"
  36 #include "ui/ui.h"
  37 #include "print_binary.h"
  38 #include "print_insn.h"
  39 #include "archinsn.h"
  40 #include <linux/bitmap.h>
  41 #include <linux/kernel.h>
  42 #include <linux/stringify.h>
  43 #include <linux/time64.h>
  44 #include <linux/zalloc.h>
  45 #include <sys/utsname.h>
  46 #include "asm/bug.h"
  47 #include "util/mem-events.h"
  48 #include "util/dump-insn.h"
  49 #include <dirent.h>
  50 #include <errno.h>
  51 #include <inttypes.h>
  52 #include <signal.h>
  53 #include <sys/param.h>
  54 #include <sys/types.h>
  55 #include <sys/stat.h>
  56 #include <fcntl.h>
  57 #include <unistd.h>
  58 #include <subcmd/pager.h>
  59 #include <perf/evlist.h>
  60 #include <linux/err.h>
  61 #include "util/dlfilter.h"
  62 #include "util/record.h"
  63 #include "util/util.h"
  64 #include "util/cgroup.h"
  65 #include "perf.h"
  66
  67 #include <linux/ctype.h>
  68 #ifdef HAVE_LIBTRACEEVENT
  69 #include <traceevent/event-parse.h>
  70 #endif
  71
  72 static char const               *script_name;
  73 static char const               *generate_script_lang;
  74 static bool                     reltime;
  75 static bool                     deltatime;
  76 static u64                      initial_time;
  77 static u64                      previous_time;
  78 static bool                     debug_mode;
  79 static u64                      last_timestamp;
  80 static u64                      nr_unordered;
  81 static bool                     no_callchain;
  82 static bool                     latency_format;
  83 static bool                     system_wide;
  84 static bool                     print_flags;
  85 static const char               *cpu_list;
  86 static DECLARE_BITMAP(cpu_bitmap, MAX_NR_CPUS);
  87 static struct perf_stat_config  stat_config;
  88 static int                      max_blocks;
  89 static bool                     native_arch;
  90 static struct dlfilter          *dlfilter;
  91 static int                      dlargc;
  92 static char                     **dlargv;
  93
  94 unsigned int scripting_max_stack = PERF_MAX_STACK_DEPTH;
  95
  96 enum perf_output_field {
  97         PERF_OUTPUT_COMM            = 1ULL << 0,
  98         PERF_OUTPUT_TID             = 1ULL << 1,
  99         PERF_OUTPUT_PID             = 1ULL << 2,
 100         PERF_OUTPUT_TIME            = 1ULL << 3,
 101         PERF_OUTPUT_CPU             = 1ULL << 4,
 102         PERF_OUTPUT_EVNAME          = 1ULL << 5,
 103         PERF_OUTPUT_TRACE           = 1ULL << 6,
 104         PERF_OUTPUT_IP              = 1ULL << 7,
 105         PERF_OUTPUT_SYM             = 1ULL << 8,
 106         PERF_OUTPUT_DSO             = 1ULL << 9,
 107         PERF_OUTPUT_ADDR            = 1ULL << 10,
 108         PERF_OUTPUT_SYMOFFSET       = 1ULL << 11,
 109         PERF_OUTPUT_SRCLINE         = 1ULL << 12,
 110         PERF_OUTPUT_PERIOD          = 1ULL << 13,
 111         PERF_OUTPUT_IREGS           = 1ULL << 14,
 112         PERF_OUTPUT_BRSTACK         = 1ULL << 15,
 113         PERF_OUTPUT_BRSTACKSYM      = 1ULL << 16,
 114         PERF_OUTPUT_DATA_SRC        = 1ULL << 17,
 115         PERF_OUTPUT_WEIGHT          = 1ULL << 18,
 116         PERF_OUTPUT_BPF_OUTPUT      = 1ULL << 19,
 117         PERF_OUTPUT_CALLINDENT      = 1ULL << 20,
 118         PERF_OUTPUT_INSN            = 1ULL << 21,
 119         PERF_OUTPUT_INSNLEN         = 1ULL << 22,
 120         PERF_OUTPUT_BRSTACKINSN     = 1ULL << 23,
 121         PERF_OUTPUT_BRSTACKOFF      = 1ULL << 24,
 122         PERF_OUTPUT_SYNTH           = 1ULL << 25,
 123         PERF_OUTPUT_PHYS_ADDR       = 1ULL << 26,
 124         PERF_OUTPUT_UREGS           = 1ULL << 27,
 125         PERF_OUTPUT_METRIC          = 1ULL << 28,
 126         PERF_OUTPUT_MISC            = 1ULL << 29,
 127         PERF_OUTPUT_SRCCODE         = 1ULL << 30,
 128         PERF_OUTPUT_IPC             = 1ULL << 31,
 129         PERF_OUTPUT_TOD             = 1ULL << 32,
 130         PERF_OUTPUT_DATA_PAGE_SIZE  = 1ULL << 33,
 131         PERF_OUTPUT_CODE_PAGE_SIZE  = 1ULL << 34,
 132         PERF_OUTPUT_INS_LAT         = 1ULL << 35,
 133         PERF_OUTPUT_BRSTACKINSNLEN  = 1ULL << 36,
 134         PERF_OUTPUT_MACHINE_PID     = 1ULL << 37,
 135         PERF_OUTPUT_VCPU            = 1ULL << 38,
 136         PERF_OUTPUT_CGROUP          = 1ULL << 39,
 137         PERF_OUTPUT_RETIRE_LAT      = 1ULL << 40,
 138         PERF_OUTPUT_DSOFF           = 1ULL << 41,
 139         PERF_OUTPUT_DISASM          = 1ULL << 42,
 140         PERF_OUTPUT_BRSTACKDISASM   = 1ULL << 43,
 141 };
 142
 143 struct perf_script {
 144         struct perf_tool        tool;
 145         struct perf_session     *session;
 146         bool                    show_task_events;
 147         bool                    show_mmap_events;
 148         bool                    show_switch_events;
 149         bool                    show_namespace_events;
 150         bool                    show_lost_events;
 151         bool                    show_round_events;
 152         bool                    show_bpf_events;
 153         bool                    show_cgroup_events;
 154         bool                    show_text_poke_events;
 155         bool                    allocated;
 156         bool                    per_event_dump;
 157         bool                    stitch_lbr;
 158         struct evswitch         evswitch;
 159         struct perf_cpu_map     *cpus;
 160         struct perf_thread_map *threads;
 161         int                     name_width;
 162         const char              *time_str;
 163         struct perf_time_interval *ptime_range;
 164         int                     range_size;
 165         int                     range_num;
 166 };
 167
 168 struct output_option {
 169         const char *str;
 170         enum perf_output_field field;
 171 } all_output_options[] = {
 172         {.str = "comm",  .field = PERF_OUTPUT_COMM},
 173         {.str = "tid",   .field = PERF_OUTPUT_TID},
 174         {.str = "pid",   .field = PERF_OUTPUT_PID},
 175         {.str = "time",  .field = PERF_OUTPUT_TIME},
 176         {.str = "cpu",   .field = PERF_OUTPUT_CPU},
 177         {.str = "event", .field = PERF_OUTPUT_EVNAME},
 178         {.str = "trace", .field = PERF_OUTPUT_TRACE},
 179         {.str = "ip",    .field = PERF_OUTPUT_IP},
 180         {.str = "sym",   .field = PERF_OUTPUT_SYM},
 181         {.str = "dso",   .field = PERF_OUTPUT_DSO},
 182         {.str = "dsoff", .field = PERF_OUTPUT_DSOFF},
 183         {.str = "addr",  .field = PERF_OUTPUT_ADDR},
 184         {.str = "symoff", .field = PERF_OUTPUT_SYMOFFSET},
 185         {.str = "srcline", .field = PERF_OUTPUT_SRCLINE},
 186         {.str = "period", .field = PERF_OUTPUT_PERIOD},
 187         {.str = "iregs", .field = PERF_OUTPUT_IREGS},
 188         {.str = "uregs", .field = PERF_OUTPUT_UREGS},
 189         {.str = "brstack", .field = PERF_OUTPUT_BRSTACK},
 190         {.str = "brstacksym", .field = PERF_OUTPUT_BRSTACKSYM},
 191         {.str = "data_src", .field = PERF_OUTPUT_DATA_SRC},
 192         {.str = "weight",   .field = PERF_OUTPUT_WEIGHT},
 193         {.str = "bpf-output",   .field = PERF_OUTPUT_BPF_OUTPUT},
 194         {.str = "callindent", .field = PERF_OUTPUT_CALLINDENT},
 195         {.str = "insn", .field = PERF_OUTPUT_INSN},
 196         {.str = "disasm", .field = PERF_OUTPUT_DISASM},
 197         {.str = "insnlen", .field = PERF_OUTPUT_INSNLEN},
 198         {.str = "brstackinsn", .field = PERF_OUTPUT_BRSTACKINSN},
 199         {.str = "brstackoff", .field = PERF_OUTPUT_BRSTACKOFF},
 200         {.str = "synth", .field = PERF_OUTPUT_SYNTH},
 201         {.str = "phys_addr", .field = PERF_OUTPUT_PHYS_ADDR},
 202         {.str = "metric", .field = PERF_OUTPUT_METRIC},
 203         {.str = "misc", .field = PERF_OUTPUT_MISC},
 204         {.str = "srccode", .field = PERF_OUTPUT_SRCCODE},
 205         {.str = "ipc", .field = PERF_OUTPUT_IPC},
 206         {.str = "tod", .field = PERF_OUTPUT_TOD},
 207         {.str = "data_page_size", .field = PERF_OUTPUT_DATA_PAGE_SIZE},
 208         {.str = "code_page_size", .field = PERF_OUTPUT_CODE_PAGE_SIZE},
 209         {.str = "ins_lat", .field = PERF_OUTPUT_INS_LAT},
 210         {.str = "brstackinsnlen", .field = PERF_OUTPUT_BRSTACKINSNLEN},
 211         {.str = "machine_pid", .field = PERF_OUTPUT_MACHINE_PID},
 212         {.str = "vcpu", .field = PERF_OUTPUT_VCPU},
 213         {.str = "cgroup", .field = PERF_OUTPUT_CGROUP},
 214         {.str = "retire_lat", .field = PERF_OUTPUT_RETIRE_LAT},
 215         {.str = "brstackdisasm", .field = PERF_OUTPUT_BRSTACKDISASM},
 216 };
 217
 218 enum {
 219         OUTPUT_TYPE_SYNTH = PERF_TYPE_MAX,
 220         OUTPUT_TYPE_OTHER,
 221         OUTPUT_TYPE_MAX
 222 };
 223
 224 /* default set to maintain compatibility with current format */
 225 static struct {
 226         bool user_set;
 227         bool wildcard_set;
 228         unsigned int print_ip_opts;
 229         u64 fields;
 230         u64 invalid_fields;
 231         u64 user_set_fields;
 232         u64 user_unset_fields;
 233 } output[OUTPUT_TYPE_MAX] = {
 234
 235         [PERF_TYPE_HARDWARE] = {
 236                 .user_set = false,
 237
 238                 .fields = PERF_OUTPUT_COMM | PERF_OUTPUT_TID |
 239                               PERF_OUTPUT_CPU | PERF_OUTPUT_TIME |
 240                               PERF_OUTPUT_EVNAME | PERF_OUTPUT_IP |
 241                               PERF_OUTPUT_SYM | PERF_OUTPUT_SYMOFFSET |
 242                               PERF_OUTPUT_DSO | PERF_OUTPUT_PERIOD,
 243
 244                 .invalid_fields = PERF_OUTPUT_TRACE | PERF_OUTPUT_BPF_OUTPUT,
 245         },
 246
 247         [PERF_TYPE_SOFTWARE] = {
 248                 .user_set = false,
 249
 250                 .fields = PERF_OUTPUT_COMM | PERF_OUTPUT_TID |
 251                               PERF_OUTPUT_CPU | PERF_OUTPUT_TIME |
 252                               PERF_OUTPUT_EVNAME | PERF_OUTPUT_IP |
 253                               PERF_OUTPUT_SYM | PERF_OUTPUT_SYMOFFSET |
 254                               PERF_OUTPUT_DSO | PERF_OUTPUT_PERIOD |
 255                               PERF_OUTPUT_BPF_OUTPUT,
 256
 257                 .invalid_fields = PERF_OUTPUT_TRACE,
 258         },
 259
 260         [PERF_TYPE_TRACEPOINT] = {
 261                 .user_set = false,
 262
 263                 .fields = PERF_OUTPUT_COMM | PERF_OUTPUT_TID |
 264                                   PERF_OUTPUT_CPU | PERF_OUTPUT_TIME |
 265                                   PERF_OUTPUT_EVNAME | PERF_OUTPUT_TRACE
 266         },
 267
 268         [PERF_TYPE_HW_CACHE] = {
 269                 .user_set = false,
 270
 271                 .fields = PERF_OUTPUT_COMM | PERF_OUTPUT_TID |
 272                               PERF_OUTPUT_CPU | PERF_OUTPUT_TIME |
 273                               PERF_OUTPUT_EVNAME | PERF_OUTPUT_IP |
 274                               PERF_OUTPUT_SYM | PERF_OUTPUT_SYMOFFSET |
 275                               PERF_OUTPUT_DSO | PERF_OUTPUT_PERIOD,
 276
 277                 .invalid_fields = PERF_OUTPUT_TRACE | PERF_OUTPUT_BPF_OUTPUT,
 278         },
 279
 280         [PERF_TYPE_RAW] = {
 281                 .user_set = false,
 282
 283                 .fields = PERF_OUTPUT_COMM | PERF_OUTPUT_TID |
 284                               PERF_OUTPUT_CPU | PERF_OUTPUT_TIME |
 285                               PERF_OUTPUT_EVNAME | PERF_OUTPUT_IP |
 286                               PERF_OUTPUT_SYM | PERF_OUTPUT_SYMOFFSET |
 287                               PERF_OUTPUT_DSO | PERF_OUTPUT_PERIOD |
 288                               PERF_OUTPUT_ADDR | PERF_OUTPUT_DATA_SRC |
 289                               PERF_OUTPUT_WEIGHT | PERF_OUTPUT_PHYS_ADDR |
 290                               PERF_OUTPUT_DATA_PAGE_SIZE | PERF_OUTPUT_CODE_PAGE_SIZE |
 291                               PERF_OUTPUT_INS_LAT | PERF_OUTPUT_RETIRE_LAT,
 292
 293                 .invalid_fields = PERF_OUTPUT_TRACE | PERF_OUTPUT_BPF_OUTPUT,
 294         },
 295
 296         [PERF_TYPE_BREAKPOINT] = {
 297                 .user_set = false,
 298
 299                 .fields = PERF_OUTPUT_COMM | PERF_OUTPUT_TID |
 300                               PERF_OUTPUT_CPU | PERF_OUTPUT_TIME |
 301                               PERF_OUTPUT_EVNAME | PERF_OUTPUT_IP |
 302                               PERF_OUTPUT_SYM | PERF_OUTPUT_SYMOFFSET |
 303                               PERF_OUTPUT_DSO | PERF_OUTPUT_PERIOD,
 304
 305                 .invalid_fields = PERF_OUTPUT_TRACE | PERF_OUTPUT_BPF_OUTPUT,
 306         },
 307
 308         [OUTPUT_TYPE_SYNTH] = {
 309                 .user_set = false,
 310
 311                 .fields = PERF_OUTPUT_COMM | PERF_OUTPUT_TID |
 312                               PERF_OUTPUT_CPU | PERF_OUTPUT_TIME |
 313                               PERF_OUTPUT_EVNAME | PERF_OUTPUT_IP |
 314                               PERF_OUTPUT_SYM | PERF_OUTPUT_SYMOFFSET |
 315                               PERF_OUTPUT_DSO | PERF_OUTPUT_SYNTH,
 316
 317                 .invalid_fields = PERF_OUTPUT_TRACE | PERF_OUTPUT_BPF_OUTPUT,
 318         },
 319
 320         [OUTPUT_TYPE_OTHER] = {
 321                 .user_set = false,
 322
 323                 .fields = PERF_OUTPUT_COMM | PERF_OUTPUT_TID |
 324                               PERF_OUTPUT_CPU | PERF_OUTPUT_TIME |
 325                               PERF_OUTPUT_EVNAME | PERF_OUTPUT_IP |
 326                               PERF_OUTPUT_SYM | PERF_OUTPUT_SYMOFFSET |
 327                               PERF_OUTPUT_DSO | PERF_OUTPUT_PERIOD,
 328
 329                 .invalid_fields = PERF_OUTPUT_TRACE | PERF_OUTPUT_BPF_OUTPUT,
 330         },
 331 };
 332
 333 struct evsel_script {
 334        char *filename;
 335        FILE *fp;
 336        u64  samples;
 337        /* For metric output */
 338        u64  val;
 339        int  gnum;
 340 };
 341
 342 static inline struct evsel_script *evsel_script(struct evsel *evsel)
 343 {
 344         return (struct evsel_script *)evsel->priv;
 345 }
 346
 347 static struct evsel_script *evsel_script__new(struct evsel *evsel, struct perf_data *data)
 348 {
 349         struct evsel_script *es = zalloc(sizeof(*es));
 350
 351         if (es != NULL) {
 352                 if (asprintf(&es->filename, "%s.%s.dump", data->file.path, evsel__name(evsel)) < 0)
 353                         goto out_free;
 354                 es->fp = fopen(es->filename, "w");
 355                 if (es->fp == NULL)
 356                         goto out_free_filename;
 357         }
 358
 359         return es;
 360 out_free_filename:
 361         zfree(&es->filename);
 362 out_free:
 363         free(es);
 364         return NULL;
 365 }
 366
 367 static void evsel_script__delete(struct evsel_script *es)
 368 {
 369         zfree(&es->filename);
 370         fclose(es->fp);
 371         es->fp = NULL;
 372         free(es);
 373 }
 374
 375 static int evsel_script__fprintf(struct evsel_script *es, FILE *fp)
 376 {
 377         struct stat st;
 378
 379         fstat(fileno(es->fp), &st);
 380         return fprintf(fp, "[ perf script: Wrote %.3f MB %s (%" PRIu64 " samples) ]\n",
 381                        st.st_size / 1024.0 / 1024.0, es->filename, es->samples);
 382 }
 383
 384 static inline int output_type(unsigned int type)
 385 {
 386         switch (type) {
 387         case PERF_TYPE_SYNTH:
 388                 return OUTPUT_TYPE_SYNTH;
 389         default:
 390                 if (type < PERF_TYPE_MAX)
 391                         return type;
 392         }
 393
 394         return OUTPUT_TYPE_OTHER;
 395 }
 396
 397 static bool output_set_by_user(void)
 398 {
 399         int j;
 400         for (j = 0; j < OUTPUT_TYPE_MAX; ++j) {
 401                 if (output[j].user_set)
 402                         return true;
 403         }
 404         return false;
 405 }
 406
 407 static const char *output_field2str(enum perf_output_field field)
 408 {
 409         int i, imax = ARRAY_SIZE(all_output_options);
 410         const char *str = "";
 411
 412         for (i = 0; i < imax; ++i) {
 413                 if (all_output_options[i].field == field) {
 414                         str = all_output_options[i].str;
 415                         break;
 416                 }
 417         }
 418         return str;
 419 }
 420
 421 #define PRINT_FIELD(x)  (output[output_type(attr->type)].fields & PERF_OUTPUT_##x)
 422
 423 static int evsel__do_check_stype(struct evsel *evsel, u64 sample_type, const char *sample_msg,
 424                                  enum perf_output_field field, bool allow_user_set)
 425 {
 426         struct perf_event_attr *attr = &evsel->core.attr;
 427         int type = output_type(attr->type);
 428         const char *evname;
 429
 430         if (attr->sample_type & sample_type)
 431                 return 0;
 432
 433         if (output[type].user_set_fields & field) {
 434                 if (allow_user_set)
 435                         return 0;
 436                 evname = evsel__name(evsel);
 437                 pr_err("Samples for '%s' event do not have %s attribute set. "
 438                        "Cannot print '%s' field.\n",
 439                        evname, sample_msg, output_field2str(field));
 440                 return -1;
 441         }
 442
 443         /* user did not ask for it explicitly so remove from the default list */
 444         output[type].fields &= ~field;
 445         evname = evsel__name(evsel);
 446         pr_debug("Samples for '%s' event do not have %s attribute set. "
 447                  "Skipping '%s' field.\n",
 448                  evname, sample_msg, output_field2str(field));
 449
 450         return 0;
 451 }
 452
 453 static int evsel__check_stype(struct evsel *evsel, u64 sample_type, const char *sample_msg,
 454                               enum perf_output_field field)
 455 {
 456         return evsel__do_check_stype(evsel, sample_type, sample_msg, field, false);
 457 }
 458
 459 static int evsel__check_attr(struct evsel *evsel, struct perf_session *session)
 460 {
 461         struct perf_event_attr *attr = &evsel->core.attr;
 462         bool allow_user_set;
 463
 464         if (evsel__is_dummy_event(evsel))
 465                 return 0;
 466
 467         if (perf_header__has_feat(&session->header, HEADER_STAT))
 468                 return 0;
 469
 470         allow_user_set = perf_header__has_feat(&session->header,
 471                                                HEADER_AUXTRACE);
 472
 473         if (PRINT_FIELD(TRACE) &&
 474             !perf_session__has_traces(session, "record -R"))
 475                 return -EINVAL;
 476
 477         if (PRINT_FIELD(IP)) {
 478                 if (evsel__check_stype(evsel, PERF_SAMPLE_IP, "IP", PERF_OUTPUT_IP))
 479                         return -EINVAL;
 480         }
 481
 482         if (PRINT_FIELD(ADDR) &&
 483             evsel__do_check_stype(evsel, PERF_SAMPLE_ADDR, "ADDR", PERF_OUTPUT_ADDR, allow_user_set))
 484                 return -EINVAL;
 485
 486         if (PRINT_FIELD(DATA_SRC) &&
 487             evsel__do_check_stype(evsel, PERF_SAMPLE_DATA_SRC, "DATA_SRC", PERF_OUTPUT_DATA_SRC, allow_user_set))
 488                 return -EINVAL;
 489
 490         if (PRINT_FIELD(WEIGHT) &&
 491             evsel__do_check_stype(evsel, PERF_SAMPLE_WEIGHT_TYPE, "WEIGHT", PERF_OUTPUT_WEIGHT, allow_user_set))
 492                 return -EINVAL;
 493
 494         if (PRINT_FIELD(SYM) &&
 495             !(evsel->core.attr.sample_type & (PERF_SAMPLE_IP|PERF_SAMPLE_ADDR))) {
 496                 pr_err("Display of symbols requested but neither sample IP nor "
 497                            "sample address\navailable. Hence, no addresses to convert "
 498                        "to symbols.\n");
 499                 return -EINVAL;
 500         }
 501         if (PRINT_FIELD(SYMOFFSET) && !PRINT_FIELD(SYM)) {
 502                 pr_err("Display of offsets requested but symbol is not"
 503                        "selected.\n");
 504                 return -EINVAL;
 505         }
 506         if (PRINT_FIELD(DSO) &&
 507             !(evsel->core.attr.sample_type & (PERF_SAMPLE_IP|PERF_SAMPLE_ADDR))) {
 508                 pr_err("Display of DSO requested but no address to convert.\n");
 509                 return -EINVAL;
 510         }
 511         if ((PRINT_FIELD(SRCLINE) || PRINT_FIELD(SRCCODE)) && !PRINT_FIELD(IP)) {
 512                 pr_err("Display of source line number requested but sample IP is not\n"
 513                        "selected. Hence, no address to lookup the source line number.\n");
 514                 return -EINVAL;
 515         }
 516         if ((PRINT_FIELD(BRSTACKINSN) || PRINT_FIELD(BRSTACKINSNLEN) || PRINT_FIELD(BRSTACKDISASM))
 517             && !allow_user_set &&
 518             !(evlist__combined_branch_type(session->evlist) & PERF_SAMPLE_BRANCH_ANY)) {
 519                 pr_err("Display of branch stack assembler requested, but non all-branch filter set\n"
 520                        "Hint: run 'perf record -b ...'\n");
 521                 return -EINVAL;
 522         }
 523         if ((PRINT_FIELD(PID) || PRINT_FIELD(TID)) &&
 524             evsel__check_stype(evsel, PERF_SAMPLE_TID, "TID", PERF_OUTPUT_TID|PERF_OUTPUT_PID))
 525                 return -EINVAL;
 526
 527         if (PRINT_FIELD(TIME) &&
 528             evsel__check_stype(evsel, PERF_SAMPLE_TIME, "TIME", PERF_OUTPUT_TIME))
 529                 return -EINVAL;
 530
 531         if (PRINT_FIELD(CPU) &&
 532             evsel__do_check_stype(evsel, PERF_SAMPLE_CPU, "CPU", PERF_OUTPUT_CPU, allow_user_set))
 533                 return -EINVAL;
 534
 535         if (PRINT_FIELD(IREGS) &&
 536             evsel__do_check_stype(evsel, PERF_SAMPLE_REGS_INTR, "IREGS", PERF_OUTPUT_IREGS, allow_user_set))
 537                 return -EINVAL;
 538
 539         if (PRINT_FIELD(UREGS) &&
 540             evsel__check_stype(evsel, PERF_SAMPLE_REGS_USER, "UREGS", PERF_OUTPUT_UREGS))
 541                 return -EINVAL;
 542
 543         if (PRINT_FIELD(PHYS_ADDR) &&
 544             evsel__do_check_stype(evsel, PERF_SAMPLE_PHYS_ADDR, "PHYS_ADDR", PERF_OUTPUT_PHYS_ADDR, allow_user_set))
 545                 return -EINVAL;
 546
 547         if (PRINT_FIELD(DATA_PAGE_SIZE) &&
 548             evsel__check_stype(evsel, PERF_SAMPLE_DATA_PAGE_SIZE, "DATA_PAGE_SIZE", PERF_OUTPUT_DATA_PAGE_SIZE))
 549                 return -EINVAL;
 550
 551         if (PRINT_FIELD(CODE_PAGE_SIZE) &&
 552             evsel__check_stype(evsel, PERF_SAMPLE_CODE_PAGE_SIZE, "CODE_PAGE_SIZE", PERF_OUTPUT_CODE_PAGE_SIZE))
 553                 return -EINVAL;
 554
 555         if (PRINT_FIELD(INS_LAT) &&
 556             evsel__check_stype(evsel, PERF_SAMPLE_WEIGHT_STRUCT, "WEIGHT_STRUCT", PERF_OUTPUT_INS_LAT))
 557                 return -EINVAL;
 558
 559         if (PRINT_FIELD(CGROUP) &&
 560             evsel__check_stype(evsel, PERF_SAMPLE_CGROUP, "CGROUP", PERF_OUTPUT_CGROUP)) {
 561                 pr_err("Hint: run 'perf record --all-cgroups ...'\n");
 562                 return -EINVAL;
 563         }
 564
 565         if (PRINT_FIELD(RETIRE_LAT) &&
 566             evsel__check_stype(evsel, PERF_SAMPLE_WEIGHT_STRUCT, "WEIGHT_STRUCT", PERF_OUTPUT_RETIRE_LAT))
 567                 return -EINVAL;
 568
 569         return 0;
 570 }
 571
 572 static void set_print_ip_opts(struct perf_event_attr *attr)
 573 {
 574         unsigned int type = output_type(attr->type);
 575
 576         output[type].print_ip_opts = 0;
 577         if (PRINT_FIELD(IP))
 578                 output[type].print_ip_opts |= EVSEL__PRINT_IP;
 579
 580         if (PRINT_FIELD(SYM))
 581                 output[type].print_ip_opts |= EVSEL__PRINT_SYM;
 582
 583         if (PRINT_FIELD(DSO))
 584                 output[type].print_ip_opts |= EVSEL__PRINT_DSO;
 585
 586         if (PRINT_FIELD(DSOFF))
 587                 output[type].print_ip_opts |= EVSEL__PRINT_DSOFF;
 588
 589         if (PRINT_FIELD(SYMOFFSET))
 590                 output[type].print_ip_opts |= EVSEL__PRINT_SYMOFFSET;
 591
 592         if (PRINT_FIELD(SRCLINE))
 593                 output[type].print_ip_opts |= EVSEL__PRINT_SRCLINE;
 594 }
 595
 596 static struct evsel *find_first_output_type(struct evlist *evlist,
 597                                             unsigned int type)
 598 {
 599         struct evsel *evsel;
 600
 601         evlist__for_each_entry(evlist, evsel) {
 602                 if (evsel__is_dummy_event(evsel))
 603                         continue;
 604                 if (output_type(evsel->core.attr.type) == (int)type)
 605                         return evsel;
 606         }
 607         return NULL;
 608 }
 609
 610 /*
 611  * verify all user requested events exist and the samples
 612  * have the expected data
 613  */
 614 static int perf_session__check_output_opt(struct perf_session *session)
 615 {
 616         bool tod = false;
 617         unsigned int j;
 618         struct evsel *evsel;
 619
 620         for (j = 0; j < OUTPUT_TYPE_MAX; ++j) {
 621                 evsel = find_first_output_type(session->evlist, j);
 622
 623                 /*
 624                  * even if fields is set to 0 (ie., show nothing) event must
 625                  * exist if user explicitly includes it on the command line
 626                  */
 627                 if (!evsel && output[j].user_set && !output[j].wildcard_set &&
 628                     j != OUTPUT_TYPE_SYNTH) {
 629                         pr_err("%s events do not exist. "
 630                                "Remove corresponding -F option to proceed.\n",
 631                                event_type(j));
 632                         return -1;
 633                 }
 634
 635                 if (evsel && output[j].fields &&
 636                         evsel__check_attr(evsel, session))
 637                         return -1;
 638
 639                 if (evsel == NULL)
 640                         continue;
 641
 642                 /* 'dsoff' implys 'dso' field */
 643                 if (output[j].fields & PERF_OUTPUT_DSOFF)
 644                         output[j].fields |= PERF_OUTPUT_DSO;
 645
 646                 set_print_ip_opts(&evsel->core.attr);
 647                 tod |= output[j].fields & PERF_OUTPUT_TOD;
 648         }
 649
 650         if (!no_callchain) {
 651                 bool use_callchain = false;
 652                 bool not_pipe = false;
 653
 654                 evlist__for_each_entry(session->evlist, evsel) {
 655                         not_pipe = true;
 656                         if (evsel__has_callchain(evsel)) {
 657                                 use_callchain = true;
 658                                 break;
 659                         }
 660                 }
 661                 if (not_pipe && !use_callchain)
 662                         symbol_conf.use_callchain = false;
 663         }
 664
 665         /*
 666          * set default for tracepoints to print symbols only
 667          * if callchains are present
 668          */
 669         if (symbol_conf.use_callchain &&
 670             !output[PERF_TYPE_TRACEPOINT].user_set) {
 671                 j = PERF_TYPE_TRACEPOINT;
 672
 673                 evlist__for_each_entry(session->evlist, evsel) {
 674                         if (evsel->core.attr.type != j)
 675                                 continue;
 676
 677                         if (evsel__has_callchain(evsel)) {
 678                                 output[j].fields |= PERF_OUTPUT_IP;
 679                                 output[j].fields |= PERF_OUTPUT_SYM;
 680                                 output[j].fields |= PERF_OUTPUT_SYMOFFSET;
 681                                 output[j].fields |= PERF_OUTPUT_DSO;
 682                                 set_print_ip_opts(&evsel->core.attr);
 683                                 goto out;
 684                         }
 685                 }
 686         }
 687
 688         if (tod && !session->header.env.clock.enabled) {
 689                 pr_err("Can't provide 'tod' time, missing clock data. "
 690                        "Please record with -k/--clockid option.\n");
 691                 return -1;
 692         }
 693 out:
 694         return 0;
 695 }
 696
 697 static int perf_sample__fprintf_regs(struct regs_dump *regs, uint64_t mask, const char *arch,
 698                                      FILE *fp)
 699 {
 700         unsigned i = 0, r;
 701         int printed = 0;
 702
 703         if (!regs || !regs->regs)
 704                 return 0;
 705
 706         printed += fprintf(fp, " ABI:%" PRIu64 " ", regs->abi);
 707
 708         for_each_set_bit(r, (unsigned long *) &mask, sizeof(mask) * 8) {
 709                 u64 val = regs->regs[i++];
 710                 printed += fprintf(fp, "%5s:0x%"PRIx64" ", perf_reg_name(r, arch), val);
 711         }
 712
 713         return printed;
 714 }
 715
 716 #define DEFAULT_TOD_FMT "%F %H:%M:%S"
 717
 718 static char*
 719 tod_scnprintf(struct perf_script *script, char *buf, int buflen,
 720              u64 timestamp)
 721 {
 722         u64 tod_ns, clockid_ns;
 723         struct perf_env *env;
 724         unsigned long nsec;
 725         struct tm ltime;
 726         char date[64];
 727         time_t sec;
 728
 729         buf[0] = '\0';
 730         if (buflen < 64 || !script)
 731                 return buf;
 732
 733         env = &script->session->header.env;
 734         if (!env->clock.enabled) {
 735                 scnprintf(buf, buflen, "disabled");
 736                 return buf;
 737         }
 738
 739         clockid_ns = env->clock.clockid_ns;
 740         tod_ns     = env->clock.tod_ns;
 741
 742         if (timestamp > clockid_ns)
 743                 tod_ns += timestamp - clockid_ns;
 744         else
 745                 tod_ns -= clockid_ns - timestamp;
 746
 747         sec  = (time_t) (tod_ns / NSEC_PER_SEC);
 748         nsec = tod_ns - sec * NSEC_PER_SEC;
 749
 750         if (localtime_r(&sec, &ltime) == NULL) {
 751                 scnprintf(buf, buflen, "failed");
 752         } else {
 753                 strftime(date, sizeof(date), DEFAULT_TOD_FMT, &ltime);
 754
 755                 if (symbol_conf.nanosecs) {
 756                         snprintf(buf, buflen, "%s.%09lu", date, nsec);
 757                 } else {
 758                         snprintf(buf, buflen, "%s.%06lu",
 759                                  date, nsec / NSEC_PER_USEC);
 760                 }
 761         }
 762
 763         return buf;
 764 }
 765
 766 static int perf_sample__fprintf_iregs(struct perf_sample *sample,
 767                                       struct perf_event_attr *attr, const char *arch, FILE *fp)
 768 {
 769         return perf_sample__fprintf_regs(&sample->intr_regs,
 770                                          attr->sample_regs_intr, arch, fp);
 771 }
 772
 773 static int perf_sample__fprintf_uregs(struct perf_sample *sample,
 774                                       struct perf_event_attr *attr, const char *arch, FILE *fp)
 775 {
 776         return perf_sample__fprintf_regs(&sample->user_regs,
 777                                          attr->sample_regs_user, arch, fp);
 778 }
 779
 780 static int perf_sample__fprintf_start(struct perf_script *script,
 781                                       struct perf_sample *sample,
 782                                       struct thread *thread,
 783                                       struct evsel *evsel,
 784                                       u32 type, FILE *fp)
 785 {
 786         struct perf_event_attr *attr = &evsel->core.attr;
 787         unsigned long secs;
 788         unsigned long long nsecs;
 789         int printed = 0;
 790         char tstr[128];
 791
 792         if (PRINT_FIELD(MACHINE_PID) && sample->machine_pid)
 793                 printed += fprintf(fp, "VM:%5d ", sample->machine_pid);
 794
 795         /* Print VCPU only for guest events i.e. with machine_pid */
 796         if (PRINT_FIELD(VCPU) && sample->machine_pid)
 797                 printed += fprintf(fp, "VCPU:%03d ", sample->vcpu);
 798
 799         if (PRINT_FIELD(COMM)) {
 800                 const char *comm = thread ? thread__comm_str(thread) : ":-1";
 801
 802                 if (latency_format)
 803                         printed += fprintf(fp, "%8.8s ", comm);
 804                 else if (PRINT_FIELD(IP) && evsel__has_callchain(evsel) && symbol_conf.use_callchain)
 805                         printed += fprintf(fp, "%s ", comm);
 806                 else
 807                         printed += fprintf(fp, "%16s ", comm);
 808         }
 809
 810         if (PRINT_FIELD(PID) && PRINT_FIELD(TID))
 811                 printed += fprintf(fp, "%7d/%-7d ", sample->pid, sample->tid);
 812         else if (PRINT_FIELD(PID))
 813                 printed += fprintf(fp, "%7d ", sample->pid);
 814         else if (PRINT_FIELD(TID))
 815                 printed += fprintf(fp, "%7d ", sample->tid);
 816
 817         if (PRINT_FIELD(CPU)) {
 818                 if (latency_format)
 819                         printed += fprintf(fp, "%3d ", sample->cpu);
 820                 else
 821                         printed += fprintf(fp, "[%03d] ", sample->cpu);
 822         }
 823
 824         if (PRINT_FIELD(MISC)) {
 825                 int ret = 0;
 826
 827                 #define has(m) \
 828                         (sample->misc & PERF_RECORD_MISC_##m) == PERF_RECORD_MISC_##m
 829
 830                 if (has(KERNEL))
 831                         ret += fprintf(fp, "K");
 832                 if (has(USER))
 833                         ret += fprintf(fp, "U");
 834                 if (has(HYPERVISOR))
 835                         ret += fprintf(fp, "H");
 836                 if (has(GUEST_KERNEL))
 837                         ret += fprintf(fp, "G");
 838                 if (has(GUEST_USER))
 839                         ret += fprintf(fp, "g");
 840
 841                 switch (type) {
 842                 case PERF_RECORD_MMAP:
 843                 case PERF_RECORD_MMAP2:
 844                         if (has(MMAP_DATA))
 845                                 ret += fprintf(fp, "M");
 846                         break;
 847                 case PERF_RECORD_COMM:
 848                         if (has(COMM_EXEC))
 849                                 ret += fprintf(fp, "E");
 850                         break;
 851                 case PERF_RECORD_SWITCH:
 852                 case PERF_RECORD_SWITCH_CPU_WIDE:
 853                         if (has(SWITCH_OUT)) {
 854                                 ret += fprintf(fp, "S");
 855                                 if (sample->misc & PERF_RECORD_MISC_SWITCH_OUT_PREEMPT)
 856                                         ret += fprintf(fp, "p");
 857                         }
 858                 default:
 859                         break;
 860                 }
 861
 862                 #undef has
 863
 864                 ret += fprintf(fp, "%*s", 6 - ret, " ");
 865                 printed += ret;
 866         }
 867
 868         if (PRINT_FIELD(TOD)) {
 869                 tod_scnprintf(script, tstr, sizeof(tstr), sample->time);
 870                 printed += fprintf(fp, "%s ", tstr);
 871         }
 872
 873         if (PRINT_FIELD(TIME)) {
 874                 u64 t = sample->time;
 875                 if (reltime) {
 876                         if (!initial_time)
 877                                 initial_time = sample->time;
 878                         t = sample->time - initial_time;
 879                 } else if (deltatime) {
 880                         if (previous_time)
 881                                 t = sample->time - previous_time;
 882                         else {
 883                                 t = 0;
 884                         }
 885                         previous_time = sample->time;
 886                 }
 887                 nsecs = t;
 888                 secs = nsecs / NSEC_PER_SEC;
 889                 nsecs -= secs * NSEC_PER_SEC;
 890
 891                 if (symbol_conf.nanosecs)
 892                         printed += fprintf(fp, "%5lu.%09llu: ", secs, nsecs);
 893                 else {
 894                         char sample_time[32];
 895                         timestamp__scnprintf_usec(t, sample_time, sizeof(sample_time));
 896                         printed += fprintf(fp, "%12s: ", sample_time);
 897                 }
 898         }
 899
 900         return printed;
 901 }
 902
 903 static inline char
 904 mispred_str(struct branch_entry *br)
 905 {
 906         if (!(br->flags.mispred  || br->flags.predicted))
 907                 return '-';
 908
 909         return br->flags.predicted ? 'P' : 'M';
 910 }
 911
 912 static int print_bstack_flags(FILE *fp, struct branch_entry *br)
 913 {
 914         return fprintf(fp, "/%c/%c/%c/%d/%s/%s ",
 915                        mispred_str(br),
 916                        br->flags.in_tx ? 'X' : '-',
 917                        br->flags.abort ? 'A' : '-',
 918                        br->flags.cycles,
 919                        get_branch_type(br),
 920                        br->flags.spec ? branch_spec_desc(br->flags.spec) : "-");
 921 }
 922
 923 static int perf_sample__fprintf_brstack(struct perf_sample *sample,
 924                                         struct thread *thread,
 925                                         struct perf_event_attr *attr, FILE *fp)
 926 {
 927         struct branch_stack *br = sample->branch_stack;
 928         struct branch_entry *entries = perf_sample__branch_entries(sample);
 929         u64 i, from, to;
 930         int printed = 0;
 931
 932         if (!(br && br->nr))
 933                 return 0;
 934
 935         for (i = 0; i < br->nr; i++) {
 936                 from = entries[i].from;
 937                 to   = entries[i].to;
 938
 939                 printed += fprintf(fp, " 0x%"PRIx64, from);
 940                 if (PRINT_FIELD(DSO)) {
 941                         struct addr_location alf, alt;
 942
 943                         addr_location__init(&alf);
 944                         addr_location__init(&alt);
 945                         thread__find_map_fb(thread, sample->cpumode, from, &alf);
 946                         thread__find_map_fb(thread, sample->cpumode, to, &alt);
 947
 948                         printed += map__fprintf_dsoname_dsoff(alf.map, PRINT_FIELD(DSOFF), alf.addr, fp);
 949                         printed += fprintf(fp, "/0x%"PRIx64, to);
 950                         printed += map__fprintf_dsoname_dsoff(alt.map, PRINT_FIELD(DSOFF), alt.addr, fp);
 951                         addr_location__exit(&alt);
 952                         addr_location__exit(&alf);
 953                 } else
 954                         printed += fprintf(fp, "/0x%"PRIx64, to);
 955
 956                 printed += print_bstack_flags(fp, entries + i);
 957         }
 958
 959         return printed;
 960 }
 961
 962 static int perf_sample__fprintf_brstacksym(struct perf_sample *sample,
 963                                            struct thread *thread,
 964                                            struct perf_event_attr *attr, FILE *fp)
 965 {
 966         struct branch_stack *br = sample->branch_stack;
 967         struct branch_entry *entries = perf_sample__branch_entries(sample);
 968         u64 i, from, to;
 969         int printed = 0;
 970
 971         if (!(br && br->nr))
 972                 return 0;
 973
 974         for (i = 0; i < br->nr; i++) {
 975                 struct addr_location alf, alt;
 976
 977                 addr_location__init(&alf);
 978                 addr_location__init(&alt);
 979                 from = entries[i].from;
 980                 to   = entries[i].to;
 981
 982                 thread__find_symbol_fb(thread, sample->cpumode, from, &alf);
 983                 thread__find_symbol_fb(thread, sample->cpumode, to, &alt);
 984
 985                 printed += symbol__fprintf_symname_offs(alf.sym, &alf, fp);
 986                 if (PRINT_FIELD(DSO))
 987                         printed += map__fprintf_dsoname_dsoff(alf.map, PRINT_FIELD(DSOFF), alf.addr, fp);
 988                 printed += fprintf(fp, "%c", '/');
 989                 printed += symbol__fprintf_symname_offs(alt.sym, &alt, fp);
 990                 if (PRINT_FIELD(DSO))
 991                         printed += map__fprintf_dsoname_dsoff(alt.map, PRINT_FIELD(DSOFF), alt.addr, fp);
 992                 printed += print_bstack_flags(fp, entries + i);
 993                 addr_location__exit(&alt);
 994                 addr_location__exit(&alf);
 995         }
 996
 997         return printed;
 998 }
 999
1000 static int perf_sample__fprintf_brstackoff(struct perf_sample *sample,
1001                                            struct thread *thread,
1002                                            struct perf_event_attr *attr, FILE *fp)
1003 {
1004         struct branch_stack *br = sample->branch_stack;
1005         struct branch_entry *entries = perf_sample__branch_entries(sample);
1006         u64 i, from, to;
1007         int printed = 0;
1008
1009         if (!(br && br->nr))
1010                 return 0;
1011
1012         for (i = 0; i < br->nr; i++) {
1013                 struct addr_location alf, alt;
1014
1015                 addr_location__init(&alf);
1016                 addr_location__init(&alt);
1017                 from = entries[i].from;
1018                 to   = entries[i].to;
1019
1020                 if (thread__find_map_fb(thread, sample->cpumode, from, &alf) &&
1021                     !dso__adjust_symbols(map__dso(alf.map)))
1022                         from = map__dso_map_ip(alf.map, from);
1023
1024                 if (thread__find_map_fb(thread, sample->cpumode, to, &alt) &&
1025                     !dso__adjust_symbols(map__dso(alt.map)))
1026                         to = map__dso_map_ip(alt.map, to);
1027
1028                 printed += fprintf(fp, " 0x%"PRIx64, from);
1029                 if (PRINT_FIELD(DSO))
1030                         printed += map__fprintf_dsoname_dsoff(alf.map, PRINT_FIELD(DSOFF), alf.addr, fp);
1031                 printed += fprintf(fp, "/0x%"PRIx64, to);
1032                 if (PRINT_FIELD(DSO))
1033                         printed += map__fprintf_dsoname_dsoff(alt.map, PRINT_FIELD(DSOFF), alt.addr, fp);
1034                 printed += print_bstack_flags(fp, entries + i);
1035                 addr_location__exit(&alt);
1036                 addr_location__exit(&alf);
1037         }
1038
1039         return printed;
1040 }
1041 #define MAXBB 16384UL
1042
1043 static int grab_bb(u8 *buffer, u64 start, u64 end,
1044                     struct machine *machine, struct thread *thread,
1045                     bool *is64bit, u8 *cpumode, bool last)
1046 {
1047         long offset, len;
1048         struct addr_location al;
1049         bool kernel;
1050         struct dso *dso;
1051         int ret = 0;
1052
1053         if (!start || !end)
1054                 return 0;
1055
1056         kernel = machine__kernel_ip(machine, start);
1057         if (kernel)
1058                 *cpumode = PERF_RECORD_MISC_KERNEL;
1059         else
1060                 *cpumode = PERF_RECORD_MISC_USER;
1061
1062         /*
1063          * Block overlaps between kernel and user.
1064          * This can happen due to ring filtering
1065          * On Intel CPUs the entry into the kernel is filtered,
1066          * but the exit is not. Let the caller patch it up.
1067          */
1068         if (kernel != machine__kernel_ip(machine, end)) {
1069                 pr_debug("\tblock %" PRIx64 "-%" PRIx64 " transfers between kernel and user\n", start, end);
1070                 return -ENXIO;
1071         }
1072
1073         if (end - start > MAXBB - MAXINSN) {
1074                 if (last)
1075                         pr_debug("\tbrstack does not reach to final jump (%" PRIx64 "-%" PRIx64 ")\n", start, end);
1076                 else
1077                         pr_debug("\tblock %" PRIx64 "-%" PRIx64 " (%" PRIu64 ") too long to dump\n", start, end, end - start);
1078                 return 0;
1079         }
1080
1081         addr_location__init(&al);
1082         if (!thread__find_map(thread, *cpumode, start, &al) || (dso = map__dso(al.map)) == NULL) {
1083                 pr_debug("\tcannot resolve %" PRIx64 "-%" PRIx64 "\n", start, end);
1084                 goto out;
1085         }
1086         if (dso__data(dso)->status == DSO_DATA_STATUS_ERROR) {
1087                 pr_debug("\tcannot resolve %" PRIx64 "-%" PRIx64 "\n", start, end);
1088                 goto out;
1089         }
1090
1091         /* Load maps to ensure dso->is_64_bit has been updated */
1092         map__load(al.map);
1093
1094         offset = map__map_ip(al.map, start);
1095         len = dso__data_read_offset(dso, machine, offset, (u8 *)buffer,
1096                                     end - start + MAXINSN);
1097
1098         *is64bit = dso__is_64_bit(dso);
1099         if (len <= 0)
1100                 pr_debug("\tcannot fetch code for block at %" PRIx64 "-%" PRIx64 "\n",
1101                         start, end);
1102         ret = len;
1103 out:
1104         addr_location__exit(&al);
1105         return ret;
1106 }
1107
1108 static int map__fprintf_srccode(struct map *map, u64 addr, FILE *fp, struct srccode_state *state)
1109 {
1110         char *srcfile;
1111         int ret = 0;
1112         unsigned line;
1113         int len;
1114         char *srccode;
1115         struct dso *dso;
1116
1117         if (!map || (dso = map__dso(map)) == NULL)
1118                 return 0;
1119         srcfile = get_srcline_split(dso,
1120                                     map__rip_2objdump(map, addr),
1121                                     &line);
1122         if (!srcfile)
1123                 return 0;
1124
1125         /* Avoid redundant printing */
1126         if (state &&
1127             state->srcfile &&
1128             !strcmp(state->srcfile, srcfile) &&
1129             state->line == line) {
1130                 free(srcfile);
1131                 return 0;
1132         }
1133
1134         srccode = find_sourceline(srcfile, line, &len);
1135         if (!srccode)
1136                 goto out_free_line;
1137
1138         ret = fprintf(fp, "|%-8d %.*s", line, len, srccode);
1139
1140         if (state) {
1141                 state->srcfile = srcfile;
1142                 state->line = line;
1143         }
1144         return ret;
1145
1146 out_free_line:
1147         free(srcfile);
1148         return ret;
1149 }
1150
1151 static int print_srccode(struct thread *thread, u8 cpumode, uint64_t addr)
1152 {
1153         struct addr_location al;
1154         int ret = 0;
1155
1156         addr_location__init(&al);
1157         thread__find_map(thread, cpumode, addr, &al);
1158         if (!al.map)
1159                 goto out;
1160         ret = map__fprintf_srccode(al.map, al.addr, stdout,
1161                                    thread__srccode_state(thread));
1162         if (ret)
1163                 ret += printf("\n");
1164 out:
1165         addr_location__exit(&al);
1166         return ret;
1167 }
1168
1169 static int any_dump_insn(struct perf_event_attr *attr __maybe_unused,
1170                          struct perf_insn *x, uint64_t ip,
1171                          u8 *inbuf, int inlen, int *lenp,
1172                          FILE *fp)
1173 {
1174 #ifdef HAVE_LIBCAPSTONE_SUPPORT
1175         if (PRINT_FIELD(BRSTACKDISASM)) {
1176                 int printed = fprintf_insn_asm(x->machine, x->thread, x->cpumode, x->is64bit,
1177                                                (uint8_t *)inbuf, inlen, ip, lenp,
1178                                                PRINT_INSN_IMM_HEX, fp);
1179
1180                 if (printed > 0)
1181                         return printed;
1182         }
1183 #endif
1184         return fprintf(fp, "%s", dump_insn(x, ip, inbuf, inlen, lenp));
1185 }
1186
1187 static int add_padding(FILE *fp, int printed, int padding)
1188 {
1189         if (printed >= 0 && printed < padding)
1190                 printed += fprintf(fp, "%*s", padding - printed, "");
1191         return printed;
1192 }
1193
1194 static int ip__fprintf_jump(uint64_t ip, struct branch_entry *en,
1195                             struct perf_insn *x, u8 *inbuf, int len,
1196                             int insn, FILE *fp, int *total_cycles,
1197                             struct perf_event_attr *attr,
1198                             struct thread *thread)
1199 {
1200         int ilen = 0;
1201         int printed = fprintf(fp, "\t%016" PRIx64 "\t", ip);
1202
1203         printed += add_padding(fp, any_dump_insn(attr, x, ip, inbuf, len, &ilen, fp), 30);
1204         printed += fprintf(fp, "\t");
1205
1206         if (PRINT_FIELD(BRSTACKINSNLEN))
1207                 printed += fprintf(fp, "ilen: %d\t", ilen);
1208
1209         if (PRINT_FIELD(SRCLINE)) {
1210                 struct addr_location al;
1211
1212                 addr_location__init(&al);
1213                 thread__find_map(thread, x->cpumode, ip, &al);
1214                 printed += map__fprintf_srcline(al.map, al.addr, " srcline: ", fp);
1215                 printed += fprintf(fp, "\t");
1216                 addr_location__exit(&al);
1217         }
1218
1219         printed += fprintf(fp, "#%s%s%s%s",
1220                               en->flags.predicted ? " PRED" : "",
1221                               en->flags.mispred ? " MISPRED" : "",
1222                               en->flags.in_tx ? " INTX" : "",
1223                               en->flags.abort ? " ABORT" : "");
1224         if (en->flags.cycles) {
1225                 *total_cycles += en->flags.cycles;
1226                 printed += fprintf(fp, " %d cycles [%d]", en->flags.cycles, *total_cycles);
1227                 if (insn)
1228                         printed += fprintf(fp, " %.2f IPC", (float)insn / en->flags.cycles);
1229         }
1230
1231         return printed + fprintf(fp, "\n");
1232 }
1233
1234 static int ip__fprintf_sym(uint64_t addr, struct thread *thread,
1235                            u8 cpumode, int cpu, struct symbol **lastsym,
1236                            struct perf_event_attr *attr, FILE *fp)
1237 {
1238         struct addr_location al;
1239         int off, printed = 0, ret = 0;
1240
1241         addr_location__init(&al);
1242         thread__find_map(thread, cpumode, addr, &al);
1243
1244         if ((*lastsym) && al.addr >= (*lastsym)->start && al.addr < (*lastsym)->end)
1245                 goto out;
1246
1247         al.cpu = cpu;
1248         al.sym = NULL;
1249         if (al.map)
1250                 al.sym = map__find_symbol(al.map, al.addr);
1251
1252         if (!al.sym)
1253                 goto out;
1254
1255         if (al.addr < al.sym->end)
1256                 off = al.addr - al.sym->start;
1257         else
1258                 off = al.addr - map__start(al.map) - al.sym->start;
1259         printed += fprintf(fp, "\t%s", al.sym->name);
1260         if (off)
1261                 printed += fprintf(fp, "%+d", off);
1262         printed += fprintf(fp, ":");
1263         if (PRINT_FIELD(SRCLINE))
1264                 printed += map__fprintf_srcline(al.map, al.addr, "\t", fp);
1265         printed += fprintf(fp, "\n");
1266         *lastsym = al.sym;
1267
1268         ret = printed;
1269 out:
1270         addr_location__exit(&al);
1271         return ret;
1272 }
1273
1274 static int perf_sample__fprintf_brstackinsn(struct perf_sample *sample,
1275                                             struct thread *thread,
1276                                             struct perf_event_attr *attr,
1277                                             struct machine *machine, FILE *fp)
1278 {
1279         struct branch_stack *br = sample->branch_stack;
1280         struct branch_entry *entries = perf_sample__branch_entries(sample);
1281         u64 start, end;
1282         int i, insn, len, nr, ilen, printed = 0;
1283         struct perf_insn x;
1284         u8 buffer[MAXBB];
1285         unsigned off;
1286         struct symbol *lastsym = NULL;
1287         int total_cycles = 0;
1288
1289         if (!(br && br->nr))
1290                 return 0;
1291         nr = br->nr;
1292         if (max_blocks && nr > max_blocks + 1)
1293                 nr = max_blocks + 1;
1294
1295         x.thread = thread;
1296         x.machine = machine;
1297         x.cpu = sample->cpu;
1298
1299         printed += fprintf(fp, "%c", '\n');
1300
1301         /* Handle first from jump, of which we don't know the entry. */
1302         len = grab_bb(buffer, entries[nr-1].from,
1303                         entries[nr-1].from,
1304                         machine, thread, &x.is64bit, &x.cpumode, false);
1305         if (len > 0) {
1306                 printed += ip__fprintf_sym(entries[nr - 1].from, thread,
1307                                            x.cpumode, x.cpu, &lastsym, attr, fp);
1308                 printed += ip__fprintf_jump(entries[nr - 1].from, &entries[nr - 1],
1309                                             &x, buffer, len, 0, fp, &total_cycles,
1310                                             attr, thread);
1311                 if (PRINT_FIELD(SRCCODE))
1312                         printed += print_srccode(thread, x.cpumode, entries[nr - 1].from);
1313         }
1314
1315         /* Print all blocks */
1316         for (i = nr - 2; i >= 0; i--) {
1317                 if (entries[i].from || entries[i].to)
1318                         pr_debug("%d: %" PRIx64 "-%" PRIx64 "\n", i,
1319                                  entries[i].from,
1320                                  entries[i].to);
1321                 start = entries[i + 1].to;
1322                 end   = entries[i].from;
1323
1324                 len = grab_bb(buffer, start, end, machine, thread, &x.is64bit, &x.cpumode, false);
1325                 /* Patch up missing kernel transfers due to ring filters */
1326                 if (len == -ENXIO && i > 0) {
1327                         end = entries[--i].from;
1328                         pr_debug("\tpatching up to %" PRIx64 "-%" PRIx64 "\n", start, end);
1329                         len = grab_bb(buffer, start, end, machine, thread, &x.is64bit, &x.cpumode, false);
1330                 }
1331                 if (len <= 0)
1332                         continue;
1333
1334                 insn = 0;
1335                 for (off = 0; off < (unsigned)len; off += ilen) {
1336                         uint64_t ip = start + off;
1337
1338                         printed += ip__fprintf_sym(ip, thread, x.cpumode, x.cpu, &lastsym, attr, fp);
1339                         if (ip == end) {
1340                                 printed += ip__fprintf_jump(ip, &entries[i], &x, buffer + off, len - off, ++insn, fp,
1341                                                             &total_cycles, attr, thread);
1342                                 if (PRINT_FIELD(SRCCODE))
1343                                         printed += print_srccode(thread, x.cpumode, ip);
1344                                 break;
1345                         } else {
1346                                 ilen = 0;
1347                                 printed += fprintf(fp, "\t%016" PRIx64 "\t", ip);
1348                                 printed += any_dump_insn(attr, &x, ip, buffer + off, len - off, &ilen, fp);
1349                                 if (PRINT_FIELD(BRSTACKINSNLEN))
1350                                         printed += fprintf(fp, "\tilen: %d", ilen);
1351                                 printed += fprintf(fp, "\n");
1352                                 if (ilen == 0)
1353                                         break;
1354                                 if (PRINT_FIELD(SRCCODE))
1355                                         print_srccode(thread, x.cpumode, ip);
1356                                 insn++;
1357                         }
1358                 }
1359                 if (off != end - start)
1360                         printed += fprintf(fp, "\tmismatch of LBR data and executable\n");
1361         }
1362
1363         /*
1364          * Hit the branch? In this case we are already done, and the target
1365          * has not been executed yet.
1366          */
1367         if (entries[0].from == sample->ip)
1368                 goto out;
1369         if (entries[0].flags.abort)
1370                 goto out;
1371
1372         /*
1373          * Print final block up to sample
1374          *
1375          * Due to pipeline delays the LBRs might be missing a branch
1376          * or two, which can result in very large or negative blocks
1377          * between final branch and sample. When this happens just
1378          * continue walking after the last TO until we hit a branch.
1379          */
1380         start = entries[0].to;
1381         end = sample->ip;
1382         if (end < start) {
1383                 /* Missing jump. Scan 128 bytes for the next branch */
1384                 end = start + 128;
1385         }
1386         len = grab_bb(buffer, start, end, machine, thread, &x.is64bit, &x.cpumode, true);
1387         printed += ip__fprintf_sym(start, thread, x.cpumode, x.cpu, &lastsym, attr, fp);
1388         if (len <= 0) {
1389                 /* Print at least last IP if basic block did not work */
1390                 len = grab_bb(buffer, sample->ip, sample->ip,
1391                               machine, thread, &x.is64bit, &x.cpumode, false);
1392                 if (len <= 0)
1393                         goto out;
1394                 ilen = 0;
1395                 printed += fprintf(fp, "\t%016" PRIx64 "\t", sample->ip);
1396                 printed += any_dump_insn(attr, &x, sample->ip, buffer, len, &ilen, fp);
1397                 if (PRINT_FIELD(BRSTACKINSNLEN))
1398                         printed += fprintf(fp, "\tilen: %d", ilen);
1399                 printed += fprintf(fp, "\n");
1400                 if (PRINT_FIELD(SRCCODE))
1401                         print_srccode(thread, x.cpumode, sample->ip);
1402                 goto out;
1403         }
1404         for (off = 0; off <= end - start; off += ilen) {
1405                 ilen = 0;
1406                 printed += fprintf(fp, "\t%016" PRIx64 "\t", start + off);
1407                 printed += any_dump_insn(attr, &x, start + off, buffer + off, len - off, &ilen, fp);
1408                 if (PRINT_FIELD(BRSTACKINSNLEN))
1409                         printed += fprintf(fp, "\tilen: %d", ilen);
1410                 printed += fprintf(fp, "\n");
1411                 if (ilen == 0)
1412                         break;
1413                 if (arch_is_branch(buffer + off, len - off, x.is64bit) && start + off != sample->ip) {
1414                         /*
1415                          * Hit a missing branch. Just stop.
1416                          */
1417                         printed += fprintf(fp, "\t... not reaching sample ...\n");
1418                         break;
1419                 }
1420                 if (PRINT_FIELD(SRCCODE))
1421                         print_srccode(thread, x.cpumode, start + off);
1422         }
1423 out:
1424         return printed;
1425 }
1426
1427 static int perf_sample__fprintf_addr(struct perf_sample *sample,
1428                                      struct thread *thread,
1429                                      struct perf_event_attr *attr, FILE *fp)
1430 {
1431         struct addr_location al;
1432         int printed = fprintf(fp, "%16" PRIx64, sample->addr);
1433
1434         addr_location__init(&al);
1435         if (!sample_addr_correlates_sym(attr))
1436                 goto out;
1437
1438         thread__resolve(thread, &al, sample);
1439
1440         if (PRINT_FIELD(SYM)) {
1441                 printed += fprintf(fp, " ");
1442                 if (PRINT_FIELD(SYMOFFSET))
1443                         printed += symbol__fprintf_symname_offs(al.sym, &al, fp);
1444                 else
1445                         printed += symbol__fprintf_symname(al.sym, fp);
1446         }
1447
1448         if (PRINT_FIELD(DSO))
1449                 printed += map__fprintf_dsoname_dsoff(al.map, PRINT_FIELD(DSOFF), al.addr, fp);
1450 out:
1451         addr_location__exit(&al);
1452         return printed;
1453 }
1454
1455 static const char *resolve_branch_sym(struct perf_sample *sample,
1456                                       struct evsel *evsel,
1457                                       struct thread *thread,
1458                                       struct addr_location *al,
1459                                       struct addr_location *addr_al,
1460                                       u64 *ip)
1461 {
1462         struct perf_event_attr *attr = &evsel->core.attr;
1463         const char *name = NULL;
1464
1465         if (sample->flags & (PERF_IP_FLAG_CALL | PERF_IP_FLAG_TRACE_BEGIN)) {
1466                 if (sample_addr_correlates_sym(attr)) {
1467                         if (!addr_al->thread)
1468                                 thread__resolve(thread, addr_al, sample);
1469                         if (addr_al->sym)
1470                                 name = addr_al->sym->name;
1471                         else
1472                                 *ip = sample->addr;
1473                 } else {
1474                         *ip = sample->addr;
1475                 }
1476         } else if (sample->flags & (PERF_IP_FLAG_RETURN | PERF_IP_FLAG_TRACE_END)) {
1477                 if (al->sym)
1478                         name = al->sym->name;
1479                 else
1480                         *ip = sample->ip;
1481         }
1482         return name;
1483 }
1484
1485 static int perf_sample__fprintf_callindent(struct perf_sample *sample,
1486                                            struct evsel *evsel,
1487                                            struct thread *thread,
1488                                            struct addr_location *al,
1489                                            struct addr_location *addr_al,
1490                                            FILE *fp)
1491 {
1492         struct perf_event_attr *attr = &evsel->core.attr;
1493         size_t depth = thread_stack__depth(thread, sample->cpu);
1494         const char *name = NULL;
1495         static int spacing;
1496         int len = 0;
1497         int dlen = 0;
1498         u64 ip = 0;
1499
1500         /*
1501          * The 'return' has already been popped off the stack so the depth has
1502          * to be adjusted to match the 'call'.
1503          */
1504         if (thread__ts(thread) && sample->flags & PERF_IP_FLAG_RETURN)
1505                 depth += 1;
1506
1507         name = resolve_branch_sym(sample, evsel, thread, al, addr_al, &ip);
1508
1509         if (PRINT_FIELD(DSO) && !(PRINT_FIELD(IP) || PRINT_FIELD(ADDR))) {
1510                 dlen += fprintf(fp, "(");
1511                 dlen += map__fprintf_dsoname(al->map, fp);
1512                 dlen += fprintf(fp, ")\t");
1513         }
1514
1515         if (name)
1516                 len = fprintf(fp, "%*s%s", (int)depth * 4, "", name);
1517         else if (ip)
1518                 len = fprintf(fp, "%*s%16" PRIx64, (int)depth * 4, "", ip);
1519
1520         if (len < 0)
1521                 return len;
1522
1523         /*
1524          * Try to keep the output length from changing frequently so that the
1525          * output lines up more nicely.
1526          */
1527         if (len > spacing || (len && len < spacing - 52))
1528                 spacing = round_up(len + 4, 32);
1529
1530         if (len < spacing)
1531                 len += fprintf(fp, "%*s", spacing - len, "");
1532
1533         return len + dlen;
1534 }
1535
1536 __weak void arch_fetch_insn(struct perf_sample *sample __maybe_unused,
1537                             struct thread *thread __maybe_unused,
1538                             struct machine *machine __maybe_unused)
1539 {
1540 }
1541
1542 void script_fetch_insn(struct perf_sample *sample, struct thread *thread,
1543                        struct machine *machine)
1544 {
1545         if (sample->insn_len == 0 && native_arch)
1546                 arch_fetch_insn(sample, thread, machine);
1547 }
1548
1549 static int perf_sample__fprintf_insn(struct perf_sample *sample,
1550                                      struct perf_event_attr *attr,
1551                                      struct thread *thread,
1552                                      struct machine *machine, FILE *fp,
1553                                      struct addr_location *al)
1554 {
1555         int printed = 0;
1556
1557         script_fetch_insn(sample, thread, machine);
1558
1559         if (PRINT_FIELD(INSNLEN))
1560                 printed += fprintf(fp, " ilen: %d", sample->insn_len);
1561         if (PRINT_FIELD(INSN) && sample->insn_len) {
1562                 printed += fprintf(fp, " insn: ");
1563                 printed += sample__fprintf_insn_raw(sample, fp);
1564         }
1565         if (PRINT_FIELD(DISASM) && sample->insn_len) {
1566                 printed += fprintf(fp, "\t\t");
1567                 printed += sample__fprintf_insn_asm(sample, thread, machine, fp, al);
1568         }
1569         if (PRINT_FIELD(BRSTACKINSN) || PRINT_FIELD(BRSTACKINSNLEN) || PRINT_FIELD(BRSTACKDISASM))
1570                 printed += perf_sample__fprintf_brstackinsn(sample, thread, attr, machine, fp);
1571
1572         return printed;
1573 }
1574
1575 static int perf_sample__fprintf_ipc(struct perf_sample *sample,
1576                                     struct perf_event_attr *attr, FILE *fp)
1577 {
1578         unsigned int ipc;
1579
1580         if (!PRINT_FIELD(IPC) || !sample->cyc_cnt || !sample->insn_cnt)
1581                 return 0;
1582
1583         ipc = (sample->insn_cnt * 100) / sample->cyc_cnt;
1584
1585         return fprintf(fp, " \t IPC: %u.%02u (%" PRIu64 "/%" PRIu64 ") ",
1586                        ipc / 100, ipc % 100, sample->insn_cnt, sample->cyc_cnt);
1587 }
1588
1589 static int perf_sample__fprintf_bts(struct perf_sample *sample,
1590                                     struct evsel *evsel,
1591                                     struct thread *thread,
1592                                     struct addr_location *al,
1593                                     struct addr_location *addr_al,
1594                                     struct machine *machine, FILE *fp)
1595 {
1596         struct perf_event_attr *attr = &evsel->core.attr;
1597         unsigned int type = output_type(attr->type);
1598         bool print_srcline_last = false;
1599         int printed = 0;
1600
1601         if (PRINT_FIELD(CALLINDENT))
1602                 printed += perf_sample__fprintf_callindent(sample, evsel, thread, al, addr_al, fp);
1603
1604         /* print branch_from information */
1605         if (PRINT_FIELD(IP)) {
1606                 unsigned int print_opts = output[type].print_ip_opts;
1607                 struct callchain_cursor *cursor = NULL;
1608
1609                 if (symbol_conf.use_callchain && sample->callchain) {
1610                         cursor = get_tls_callchain_cursor();
1611                         if (thread__resolve_callchain(al->thread, cursor, evsel,
1612                                                       sample, NULL, NULL,
1613                                                       scripting_max_stack))
1614                                 cursor = NULL;
1615                 }
1616                 if (cursor == NULL) {
1617                         printed += fprintf(fp, " ");
1618                         if (print_opts & EVSEL__PRINT_SRCLINE) {
1619                                 print_srcline_last = true;
1620                                 print_opts &= ~EVSEL__PRINT_SRCLINE;
1621                         }
1622                 } else
1623                         printed += fprintf(fp, "\n");
1624
1625                 printed += sample__fprintf_sym(sample, al, 0, print_opts, cursor,
1626                                                symbol_conf.bt_stop_list, fp);
1627         }
1628
1629         /* print branch_to information */
1630         if (PRINT_FIELD(ADDR) ||
1631             ((evsel->core.attr.sample_type & PERF_SAMPLE_ADDR) &&
1632              !output[type].user_set)) {
1633                 printed += fprintf(fp, " => ");
1634                 printed += perf_sample__fprintf_addr(sample, thread, attr, fp);
1635         }
1636
1637         printed += perf_sample__fprintf_ipc(sample, attr, fp);
1638
1639         if (print_srcline_last)
1640                 printed += map__fprintf_srcline(al->map, al->addr, "\n  ", fp);
1641
1642         printed += perf_sample__fprintf_insn(sample, attr, thread, machine, fp, al);
1643         printed += fprintf(fp, "\n");
1644         if (PRINT_FIELD(SRCCODE)) {
1645                 int ret = map__fprintf_srccode(al->map, al->addr, stdout,
1646                                                thread__srccode_state(thread));
1647                 if (ret) {
1648                         printed += ret;
1649                         printed += printf("\n");
1650                 }
1651         }
1652         return printed;
1653 }
1654
1655 static struct {
1656         u32 flags;
1657         const char *name;
1658 } sample_flags[] = {
1659         {PERF_IP_FLAG_BRANCH | PERF_IP_FLAG_CALL, "call"},
1660         {PERF_IP_FLAG_BRANCH | PERF_IP_FLAG_RETURN, "return"},
1661         {PERF_IP_FLAG_BRANCH | PERF_IP_FLAG_CONDITIONAL, "jcc"},
1662         {PERF_IP_FLAG_BRANCH, "jmp"},
1663         {PERF_IP_FLAG_BRANCH | PERF_IP_FLAG_CALL | PERF_IP_FLAG_INTERRUPT, "int"},
1664         {PERF_IP_FLAG_BRANCH | PERF_IP_FLAG_RETURN | PERF_IP_FLAG_INTERRUPT, "iret"},
1665         {PERF_IP_FLAG_BRANCH | PERF_IP_FLAG_CALL | PERF_IP_FLAG_SYSCALLRET, "syscall"},
1666         {PERF_IP_FLAG_BRANCH | PERF_IP_FLAG_RETURN | PERF_IP_FLAG_SYSCALLRET, "sysret"},
1667         {PERF_IP_FLAG_BRANCH | PERF_IP_FLAG_ASYNC, "async"},
1668         {PERF_IP_FLAG_BRANCH | PERF_IP_FLAG_CALL | PERF_IP_FLAG_ASYNC | PERF_IP_FLAG_INTERRUPT, "hw int"},
1669         {PERF_IP_FLAG_BRANCH | PERF_IP_FLAG_TX_ABORT, "tx abrt"},
1670         {PERF_IP_FLAG_BRANCH | PERF_IP_FLAG_TRACE_BEGIN, "tr strt"},
1671         {PERF_IP_FLAG_BRANCH | PERF_IP_FLAG_TRACE_END, "tr end"},
1672         {PERF_IP_FLAG_BRANCH | PERF_IP_FLAG_CALL | PERF_IP_FLAG_VMENTRY, "vmentry"},
1673         {PERF_IP_FLAG_BRANCH | PERF_IP_FLAG_CALL | PERF_IP_FLAG_VMEXIT, "vmexit"},
1674         {0, NULL}
1675 };
1676
1677 static const char *sample_flags_to_name(u32 flags)
1678 {
1679         int i;
1680
1681         for (i = 0; sample_flags[i].name ; i++) {
1682                 if (sample_flags[i].flags == flags)
1683                         return sample_flags[i].name;
1684         }
1685
1686         return NULL;
1687 }
1688
1689 int perf_sample__sprintf_flags(u32 flags, char *str, size_t sz)
1690 {
1691         u32 xf = PERF_IP_FLAG_IN_TX | PERF_IP_FLAG_INTR_DISABLE |
1692                  PERF_IP_FLAG_INTR_TOGGLE;
1693         const char *chars = PERF_IP_FLAG_CHARS;
1694         const size_t n = strlen(PERF_IP_FLAG_CHARS);
1695         const char *name = NULL;
1696         size_t i, pos = 0;
1697         char xs[16] = {0};
1698
1699         if (flags & xf)
1700                 snprintf(xs, sizeof(xs), "(%s%s%s)",
1701                          flags & PERF_IP_FLAG_IN_TX ? "x" : "",
1702                          flags & PERF_IP_FLAG_INTR_DISABLE ? "D" : "",
1703                          flags & PERF_IP_FLAG_INTR_TOGGLE ? "t" : "");
1704
1705         name = sample_flags_to_name(flags & ~xf);
1706         if (name)
1707                 return snprintf(str, sz, "%-15s%6s", name, xs);
1708
1709         if (flags & PERF_IP_FLAG_TRACE_BEGIN) {
1710                 name = sample_flags_to_name(flags & ~(xf | PERF_IP_FLAG_TRACE_BEGIN));
1711                 if (name)
1712                         return snprintf(str, sz, "tr strt %-7s%6s", name, xs);
1713         }
1714
1715         if (flags & PERF_IP_FLAG_TRACE_END) {
1716                 name = sample_flags_to_name(flags & ~(xf | PERF_IP_FLAG_TRACE_END));
1717                 if (name)
1718                         return snprintf(str, sz, "tr end  %-7s%6s", name, xs);
1719         }
1720
1721         for (i = 0; i < n; i++, flags >>= 1) {
1722                 if ((flags & 1) && pos < sz)
1723                         str[pos++] = chars[i];
1724         }
1725         for (; i < 32; i++, flags >>= 1) {
1726                 if ((flags & 1) && pos < sz)
1727                         str[pos++] = '?';
1728         }
1729         if (pos < sz)
1730                 str[pos] = 0;
1731
1732         return pos;
1733 }
1734
1735 static int perf_sample__fprintf_flags(u32 flags, FILE *fp)
1736 {
1737         char str[SAMPLE_FLAGS_BUF_SIZE];
1738
1739         perf_sample__sprintf_flags(flags, str, sizeof(str));
1740         return fprintf(fp, "  %-21s ", str);
1741 }
1742
1743 struct printer_data {
1744         int line_no;
1745         bool hit_nul;
1746         bool is_printable;
1747 };
1748
1749 static int sample__fprintf_bpf_output(enum binary_printer_ops op,
1750                                       unsigned int val,
1751                                       void *extra, FILE *fp)
1752 {
1753         unsigned char ch = (unsigned char)val;
1754         struct printer_data *printer_data = extra;
1755         int printed = 0;
1756
1757         switch (op) {
1758         case BINARY_PRINT_DATA_BEGIN:
1759                 printed += fprintf(fp, "\n");
1760                 break;
1761         case BINARY_PRINT_LINE_BEGIN:
1762                 printed += fprintf(fp, "%17s", !printer_data->line_no ? "BPF output:" :
1763                                                         "           ");
1764                 break;
1765         case BINARY_PRINT_ADDR:
1766                 printed += fprintf(fp, " %04x:", val);
1767                 break;
1768         case BINARY_PRINT_NUM_DATA:
1769                 printed += fprintf(fp, " %02x", val);
1770                 break;
1771         case BINARY_PRINT_NUM_PAD:
1772                 printed += fprintf(fp, "   ");
1773                 break;
1774         case BINARY_PRINT_SEP:
1775                 printed += fprintf(fp, "  ");
1776                 break;
1777         case BINARY_PRINT_CHAR_DATA:
1778                 if (printer_data->hit_nul && ch)
1779                         printer_data->is_printable = false;
1780
1781                 if (!isprint(ch)) {
1782                         printed += fprintf(fp, "%c", '.');
1783
1784                         if (!printer_data->is_printable)
1785                                 break;
1786
1787                         if (ch == '\0')
1788                                 printer_data->hit_nul = true;
1789                         else
1790                                 printer_data->is_printable = false;
1791                 } else {
1792                         printed += fprintf(fp, "%c", ch);
1793                 }
1794                 break;
1795         case BINARY_PRINT_CHAR_PAD:
1796                 printed += fprintf(fp, " ");
1797                 break;
1798         case BINARY_PRINT_LINE_END:
1799                 printed += fprintf(fp, "\n");
1800                 printer_data->line_no++;
1801                 break;
1802         case BINARY_PRINT_DATA_END:
1803         default:
1804                 break;
1805         }
1806
1807         return printed;
1808 }
1809
1810 static int perf_sample__fprintf_bpf_output(struct perf_sample *sample, FILE *fp)
1811 {
1812         unsigned int nr_bytes = sample->raw_size;
1813         struct printer_data printer_data = {0, false, true};
1814         int printed = binary__fprintf(sample->raw_data, nr_bytes, 8,
1815                                       sample__fprintf_bpf_output, &printer_data, fp);
1816
1817         if (printer_data.is_printable && printer_data.hit_nul)
1818                 printed += fprintf(fp, "%17s \"%s\"\n", "BPF string:", (char *)(sample->raw_data));
1819
1820         return printed;
1821 }
1822
1823 static int perf_sample__fprintf_spacing(int len, int spacing, FILE *fp)
1824 {
1825         if (len > 0 && len < spacing)
1826                 return fprintf(fp, "%*s", spacing - len, "");
1827
1828         return 0;
1829 }
1830
1831 static int perf_sample__fprintf_pt_spacing(int len, FILE *fp)
1832 {
1833         return perf_sample__fprintf_spacing(len, 34, fp);
1834 }
1835
1836 /* If a value contains only printable ASCII characters padded with NULLs */
1837 static bool ptw_is_prt(u64 val)
1838 {
1839         char c;
1840         u32 i;
1841
1842         for (i = 0; i < sizeof(val); i++) {
1843                 c = ((char *)&val)[i];
1844                 if (!c)
1845                         break;
1846                 if (!isprint(c) || !isascii(c))
1847                         return false;
1848         }
1849         for (; i < sizeof(val); i++) {
1850                 c = ((char *)&val)[i];
1851                 if (c)
1852                         return false;
1853         }
1854         return true;
1855 }
1856
1857 static int perf_sample__fprintf_synth_ptwrite(struct perf_sample *sample, FILE *fp)
1858 {
1859         struct perf_synth_intel_ptwrite *data = perf_sample__synth_ptr(sample);
1860         char str[sizeof(u64) + 1] = "";
1861         int len;
1862         u64 val;
1863
1864         if (perf_sample__bad_synth_size(sample, *data))
1865                 return 0;
1866
1867         val = le64_to_cpu(data->payload);
1868         if (ptw_is_prt(val)) {
1869                 memcpy(str, &val, sizeof(val));
1870                 str[sizeof(val)] = 0;
1871         }
1872         len = fprintf(fp, " IP: %u payload: %#" PRIx64 " %s ",
1873                       data->ip, val, str);
1874         return len + perf_sample__fprintf_pt_spacing(len, fp);
1875 }
1876
1877 static int perf_sample__fprintf_synth_mwait(struct perf_sample *sample, FILE *fp)
1878 {
1879         struct perf_synth_intel_mwait *data = perf_sample__synth_ptr(sample);
1880         int len;
1881
1882         if (perf_sample__bad_synth_size(sample, *data))
1883                 return 0;
1884
1885         len = fprintf(fp, " hints: %#x extensions: %#x ",
1886                       data->hints, data->extensions);
1887         return len + perf_sample__fprintf_pt_spacing(len, fp);
1888 }
1889
1890 static int perf_sample__fprintf_synth_pwre(struct perf_sample *sample, FILE *fp)
1891 {
1892         struct perf_synth_intel_pwre *data = perf_sample__synth_ptr(sample);
1893         int len;
1894
1895         if (perf_sample__bad_synth_size(sample, *data))
1896                 return 0;
1897
1898         len = fprintf(fp, " hw: %u cstate: %u sub-cstate: %u ",
1899                       data->hw, data->cstate, data->subcstate);
1900         return len + perf_sample__fprintf_pt_spacing(len, fp);
1901 }
1902
1903 static int perf_sample__fprintf_synth_exstop(struct perf_sample *sample, FILE *fp)
1904 {
1905         struct perf_synth_intel_exstop *data = perf_sample__synth_ptr(sample);
1906         int len;
1907
1908         if (perf_sample__bad_synth_size(sample, *data))
1909                 return 0;
1910
1911         len = fprintf(fp, " IP: %u ", data->ip);
1912         return len + perf_sample__fprintf_pt_spacing(len, fp);
1913 }
1914
1915 static int perf_sample__fprintf_synth_pwrx(struct perf_sample *sample, FILE *fp)
1916 {
1917         struct perf_synth_intel_pwrx *data = perf_sample__synth_ptr(sample);
1918         int len;
1919
1920         if (perf_sample__bad_synth_size(sample, *data))
1921                 return 0;
1922
1923         len = fprintf(fp, " deepest cstate: %u last cstate: %u wake reason: %#x ",
1924                      data->deepest_cstate, data->last_cstate,
1925                      data->wake_reason);
1926         return len + perf_sample__fprintf_pt_spacing(len, fp);
1927 }
1928
1929 static int perf_sample__fprintf_synth_cbr(struct perf_sample *sample, FILE *fp)
1930 {
1931         struct perf_synth_intel_cbr *data = perf_sample__synth_ptr(sample);
1932         unsigned int percent, freq;
1933         int len;
1934
1935         if (perf_sample__bad_synth_size(sample, *data))
1936                 return 0;
1937
1938         freq = (le32_to_cpu(data->freq) + 500) / 1000;
1939         len = fprintf(fp, " cbr: %2u freq: %4u MHz ", data->cbr, freq);
1940         if (data->max_nonturbo) {
1941                 percent = (5 + (1000 * data->cbr) / data->max_nonturbo) / 10;
1942                 len += fprintf(fp, "(%3u%%) ", percent);
1943         }
1944         return len + perf_sample__fprintf_pt_spacing(len, fp);
1945 }
1946
1947 static int perf_sample__fprintf_synth_psb(struct perf_sample *sample, FILE *fp)
1948 {
1949         struct perf_synth_intel_psb *data = perf_sample__synth_ptr(sample);
1950         int len;
1951
1952         if (perf_sample__bad_synth_size(sample, *data))
1953                 return 0;
1954
1955         len = fprintf(fp, " psb offs: %#" PRIx64, data->offset);
1956         return len + perf_sample__fprintf_pt_spacing(len, fp);
1957 }
1958
1959 /* Intel PT Event Trace */
1960 static int perf_sample__fprintf_synth_evt(struct perf_sample *sample, FILE *fp)
1961 {
1962         struct perf_synth_intel_evt *data = perf_sample__synth_ptr(sample);
1963         const char *cfe[32] = {NULL, "INTR", "IRET", "SMI", "RSM", "SIPI",
1964                                "INIT", "VMENTRY", "VMEXIT", "VMEXIT_INTR",
1965                                "SHUTDOWN", NULL, "UINTR", "UIRET"};
1966         const char *evd[64] = {"PFA", "VMXQ", "VMXR"};
1967         const char *s;
1968         int len, i;
1969
1970         if (perf_sample__bad_synth_size(sample, *data))
1971                 return 0;
1972
1973         s = cfe[data->type];
1974         if (s) {
1975                 len = fprintf(fp, " cfe: %s IP: %d vector: %u",
1976                               s, data->ip, data->vector);
1977         } else {
1978                 len = fprintf(fp, " cfe: %u IP: %d vector: %u",
1979                               data->type, data->ip, data->vector);
1980         }
1981         for (i = 0; i < data->evd_cnt; i++) {
1982                 unsigned int et = data->evd[i].evd_type & 0x3f;
1983
1984                 s = evd[et];
1985                 if (s) {
1986                         len += fprintf(fp, " %s: %#" PRIx64,
1987                                        s, data->evd[i].payload);
1988                 } else {
1989                         len += fprintf(fp, " EVD_%u: %#" PRIx64,
1990                                        et, data->evd[i].payload);
1991                 }
1992         }
1993         return len + perf_sample__fprintf_pt_spacing(len, fp);
1994 }
1995
1996 static int perf_sample__fprintf_synth_iflag_chg(struct perf_sample *sample, FILE *fp)
1997 {
1998         struct perf_synth_intel_iflag_chg *data = perf_sample__synth_ptr(sample);
1999         int len;
2000
2001         if (perf_sample__bad_synth_size(sample, *data))
2002                 return 0;
2003
2004         len = fprintf(fp, " IFLAG: %d->%d %s branch", !data->iflag, data->iflag,
2005                       data->via_branch ? "via" : "non");
2006         return len + perf_sample__fprintf_pt_spacing(len, fp);
2007 }
2008
2009 static int perf_sample__fprintf_synth(struct perf_sample *sample,
2010                                       struct evsel *evsel, FILE *fp)
2011 {
2012         switch (evsel->core.attr.config) {
2013         case PERF_SYNTH_INTEL_PTWRITE:
2014                 return perf_sample__fprintf_synth_ptwrite(sample, fp);
2015         case PERF_SYNTH_INTEL_MWAIT:
2016                 return perf_sample__fprintf_synth_mwait(sample, fp);
2017         case PERF_SYNTH_INTEL_PWRE:
2018                 return perf_sample__fprintf_synth_pwre(sample, fp);
2019         case PERF_SYNTH_INTEL_EXSTOP:
2020                 return perf_sample__fprintf_synth_exstop(sample, fp);
2021         case PERF_SYNTH_INTEL_PWRX:
2022                 return perf_sample__fprintf_synth_pwrx(sample, fp);
2023         case PERF_SYNTH_INTEL_CBR:
2024                 return perf_sample__fprintf_synth_cbr(sample, fp);
2025         case PERF_SYNTH_INTEL_PSB:
2026                 return perf_sample__fprintf_synth_psb(sample, fp);
2027         case PERF_SYNTH_INTEL_EVT:
2028                 return perf_sample__fprintf_synth_evt(sample, fp);
2029         case PERF_SYNTH_INTEL_IFLAG_CHG:
2030                 return perf_sample__fprintf_synth_iflag_chg(sample, fp);
2031         default:
2032                 break;
2033         }
2034
2035         return 0;
2036 }
2037
2038 static int evlist__max_name_len(struct evlist *evlist)
2039 {
2040         struct evsel *evsel;
2041         int max = 0;
2042
2043         evlist__for_each_entry(evlist, evsel) {
2044                 int len = strlen(evsel__name(evsel));
2045
2046                 max = MAX(len, max);
2047         }
2048
2049         return max;
2050 }
2051
2052 static int data_src__fprintf(u64 data_src, FILE *fp)
2053 {
2054         struct mem_info *mi = mem_info__new();
2055         char decode[100];
2056         char out[100];
2057         static int maxlen;
2058         int len;
2059
2060         if (!mi)
2061                 return -ENOMEM;
2062
2063         mem_info__data_src(mi)->val = data_src;
2064         perf_script__meminfo_scnprintf(decode, 100, mi);
2065         mem_info__put(mi);
2066
2067         len = scnprintf(out, 100, "%16" PRIx64 " %s", data_src, decode);
2068         if (maxlen < len)
2069                 maxlen = len;
2070
2071         return fprintf(fp, "%-*s", maxlen, out);
2072 }
2073
2074 struct metric_ctx {
2075         struct perf_sample      *sample;
2076         struct thread           *thread;
2077         struct evsel    *evsel;
2078         FILE                    *fp;
2079 };
2080
2081 static void script_print_metric(struct perf_stat_config *config __maybe_unused,
2082                                 void *ctx, const char *color,
2083                                 const char *fmt,
2084                                 const char *unit, double val)
2085 {
2086         struct metric_ctx *mctx = ctx;
2087
2088         if (!fmt)
2089                 return;
2090         perf_sample__fprintf_start(NULL, mctx->sample, mctx->thread, mctx->evsel,
2091                                    PERF_RECORD_SAMPLE, mctx->fp);
2092         fputs("\tmetric: ", mctx->fp);
2093         if (color)
2094                 color_fprintf(mctx->fp, color, fmt, val);
2095         else
2096                 printf(fmt, val);
2097         fprintf(mctx->fp, " %s\n", unit);
2098 }
2099
2100 static void script_new_line(struct perf_stat_config *config __maybe_unused,
2101                             void *ctx)
2102 {
2103         struct metric_ctx *mctx = ctx;
2104
2105         perf_sample__fprintf_start(NULL, mctx->sample, mctx->thread, mctx->evsel,
2106                                    PERF_RECORD_SAMPLE, mctx->fp);
2107         fputs("\tmetric: ", mctx->fp);
2108 }
2109
2110 static void perf_sample__fprint_metric(struct perf_script *script,
2111                                        struct thread *thread,
2112                                        struct evsel *evsel,
2113                                        struct perf_sample *sample,
2114                                        FILE *fp)
2115 {
2116         struct evsel *leader = evsel__leader(evsel);
2117         struct perf_stat_output_ctx ctx = {
2118                 .print_metric = script_print_metric,
2119                 .new_line = script_new_line,
2120                 .ctx = &(struct metric_ctx) {
2121                                 .sample = sample,
2122                                 .thread = thread,
2123                                 .evsel  = evsel,
2124                                 .fp     = fp,
2125                          },
2126                 .force_header = false,
2127         };
2128         struct evsel *ev2;
2129         u64 val;
2130
2131         if (!evsel->stats)
2132                 evlist__alloc_stats(&stat_config, script->session->evlist, /*alloc_raw=*/false);
2133         if (evsel_script(leader)->gnum++ == 0)
2134                 perf_stat__reset_shadow_stats();
2135         val = sample->period * evsel->scale;
2136         evsel_script(evsel)->val = val;
2137         if (evsel_script(leader)->gnum == leader->core.nr_members) {
2138                 for_each_group_member (ev2, leader) {
2139                         perf_stat__print_shadow_stats(&stat_config, ev2,
2140                                                       evsel_script(ev2)->val,
2141                                                       sample->cpu,
2142                                                       &ctx,
2143                                                       NULL);
2144                 }
2145                 evsel_script(leader)->gnum = 0;
2146         }
2147 }
2148
2149 static bool show_event(struct perf_sample *sample,
2150                        struct evsel *evsel,
2151                        struct thread *thread,
2152                        struct addr_location *al,
2153                        struct addr_location *addr_al)
2154 {
2155         int depth = thread_stack__depth(thread, sample->cpu);
2156
2157         if (!symbol_conf.graph_function)
2158                 return true;
2159
2160         if (thread__filter(thread)) {
2161                 if (depth <= thread__filter_entry_depth(thread)) {
2162                         thread__set_filter(thread, false);
2163                         return false;
2164                 }
2165                 return true;
2166         } else {
2167                 const char *s = symbol_conf.graph_function;
2168                 u64 ip;
2169                 const char *name = resolve_branch_sym(sample, evsel, thread, al, addr_al,
2170                                 &ip);
2171                 unsigned nlen;
2172
2173                 if (!name)
2174                         return false;
2175                 nlen = strlen(name);
2176                 while (*s) {
2177                         unsigned len = strcspn(s, ",");
2178                         if (nlen == len && !strncmp(name, s, len)) {
2179                                 thread__set_filter(thread, true);
2180                                 thread__set_filter_entry_depth(thread, depth);
2181                                 return true;
2182                         }
2183                         s += len;
2184                         if (*s == ',')
2185                                 s++;
2186                 }
2187                 return false;
2188         }
2189 }
2190
2191 static void process_event(struct perf_script *script,
2192                           struct perf_sample *sample, struct evsel *evsel,
2193                           struct addr_location *al,
2194                           struct addr_location *addr_al,
2195                           struct machine *machine)
2196 {
2197         struct thread *thread = al->thread;
2198         struct perf_event_attr *attr = &evsel->core.attr;
2199         unsigned int type = output_type(attr->type);
2200         struct evsel_script *es = evsel->priv;
2201         FILE *fp = es->fp;
2202         char str[PAGE_SIZE_NAME_LEN];
2203         const char *arch = perf_env__arch(machine->env);
2204
2205         if (output[type].fields == 0)
2206                 return;
2207
2208         ++es->samples;
2209
2210         perf_sample__fprintf_start(script, sample, thread, evsel,
2211                                    PERF_RECORD_SAMPLE, fp);
2212
2213         if (PRINT_FIELD(PERIOD))
2214                 fprintf(fp, "%10" PRIu64 " ", sample->period);
2215
2216         if (PRINT_FIELD(EVNAME)) {
2217                 const char *evname = evsel__name(evsel);
2218
2219                 if (!script->name_width)
2220                         script->name_width = evlist__max_name_len(script->session->evlist);
2221
2222                 fprintf(fp, "%*s: ", script->name_width, evname ?: "[unknown]");
2223         }
2224
2225         if (print_flags)
2226                 perf_sample__fprintf_flags(sample->flags, fp);
2227
2228         if (is_bts_event(attr)) {
2229                 perf_sample__fprintf_bts(sample, evsel, thread, al, addr_al, machine, fp);
2230                 return;
2231         }
2232 #ifdef HAVE_LIBTRACEEVENT
2233         if (PRINT_FIELD(TRACE) && sample->raw_data) {
2234                 event_format__fprintf(evsel->tp_format, sample->cpu,
2235                                       sample->raw_data, sample->raw_size, fp);
2236         }
2237 #endif
2238         if (attr->type == PERF_TYPE_SYNTH && PRINT_FIELD(SYNTH))
2239                 perf_sample__fprintf_synth(sample, evsel, fp);
2240
2241         if (PRINT_FIELD(ADDR))
2242                 perf_sample__fprintf_addr(sample, thread, attr, fp);
2243
2244         if (PRINT_FIELD(DATA_SRC))
2245                 data_src__fprintf(sample->data_src, fp);
2246
2247         if (PRINT_FIELD(WEIGHT))
2248                 fprintf(fp, "%16" PRIu64, sample->weight);
2249
2250         if (PRINT_FIELD(INS_LAT))
2251                 fprintf(fp, "%16" PRIu16, sample->ins_lat);
2252
2253         if (PRINT_FIELD(RETIRE_LAT))
2254                 fprintf(fp, "%16" PRIu16, sample->retire_lat);
2255
2256         if (PRINT_FIELD(CGROUP)) {
2257                 const char *cgrp_name;
2258                 struct cgroup *cgrp = cgroup__find(machine->env,
2259                                                    sample->cgroup);
2260                 if (cgrp != NULL)
2261                         cgrp_name = cgrp->name;
2262                 else
2263                         cgrp_name = "unknown";
2264                 fprintf(fp, " %s", cgrp_name);
2265         }
2266
2267         if (PRINT_FIELD(IP)) {
2268                 struct callchain_cursor *cursor = NULL;
2269
2270                 if (script->stitch_lbr)
2271                         thread__set_lbr_stitch_enable(al->thread, true);
2272
2273                 if (symbol_conf.use_callchain && sample->callchain) {
2274                         cursor = get_tls_callchain_cursor();
2275                         if (thread__resolve_callchain(al->thread, cursor, evsel,
2276                                                       sample, NULL, NULL,
2277                                                       scripting_max_stack))
2278                                 cursor = NULL;
2279                 }
2280                 fputc(cursor ? '\n' : ' ', fp);
2281                 sample__fprintf_sym(sample, al, 0, output[type].print_ip_opts, cursor,
2282                                     symbol_conf.bt_stop_list, fp);
2283         }
2284
2285         if (PRINT_FIELD(IREGS))
2286                 perf_sample__fprintf_iregs(sample, attr, arch, fp);
2287
2288         if (PRINT_FIELD(UREGS))
2289                 perf_sample__fprintf_uregs(sample, attr, arch, fp);
2290
2291         if (PRINT_FIELD(BRSTACK))
2292                 perf_sample__fprintf_brstack(sample, thread, attr, fp);
2293         else if (PRINT_FIELD(BRSTACKSYM))
2294                 perf_sample__fprintf_brstacksym(sample, thread, attr, fp);
2295         else if (PRINT_FIELD(BRSTACKOFF))
2296                 perf_sample__fprintf_brstackoff(sample, thread, attr, fp);
2297
2298         if (evsel__is_bpf_output(evsel) && PRINT_FIELD(BPF_OUTPUT))
2299                 perf_sample__fprintf_bpf_output(sample, fp);
2300         perf_sample__fprintf_insn(sample, attr, thread, machine, fp, al);
2301
2302         if (PRINT_FIELD(PHYS_ADDR))
2303                 fprintf(fp, "%16" PRIx64, sample->phys_addr);
2304
2305         if (PRINT_FIELD(DATA_PAGE_SIZE))
2306                 fprintf(fp, " %s", get_page_size_name(sample->data_page_size, str));
2307
2308         if (PRINT_FIELD(CODE_PAGE_SIZE))
2309                 fprintf(fp, " %s", get_page_size_name(sample->code_page_size, str));
2310
2311         perf_sample__fprintf_ipc(sample, attr, fp);
2312
2313         fprintf(fp, "\n");
2314
2315         if (PRINT_FIELD(SRCCODE)) {
2316                 if (map__fprintf_srccode(al->map, al->addr, stdout,
2317                                          thread__srccode_state(thread)))
2318                         printf("\n");
2319         }
2320
2321         if (PRINT_FIELD(METRIC))
2322                 perf_sample__fprint_metric(script, thread, evsel, sample, fp);
2323
2324         if (verbose > 0)
2325                 fflush(fp);
2326 }
2327
2328 static struct scripting_ops     *scripting_ops;
2329
2330 static void __process_stat(struct evsel *counter, u64 tstamp)
2331 {
2332         int nthreads = perf_thread_map__nr(counter->core.threads);
2333         int idx, thread;
2334         struct perf_cpu cpu;
2335         static int header_printed;
2336
2337         if (!header_printed) {
2338                 printf("%3s %8s %15s %15s %15s %15s %s\n",
2339                        "CPU", "THREAD", "VAL", "ENA", "RUN", "TIME", "EVENT");
2340                 header_printed = 1;
2341         }
2342
2343         for (thread = 0; thread < nthreads; thread++) {
2344                 perf_cpu_map__for_each_cpu(cpu, idx, evsel__cpus(counter)) {
2345                         struct perf_counts_values *counts;
2346
2347                         counts = perf_counts(counter->counts, idx, thread);
2348
2349                         printf("%3d %8d %15" PRIu64 " %15" PRIu64 " %15" PRIu64 " %15" PRIu64 " %s\n",
2350                                 cpu.cpu,
2351                                 perf_thread_map__pid(counter->core.threads, thread),
2352                                 counts->val,
2353                                 counts->ena,
2354                                 counts->run,
2355                                 tstamp,
2356                                 evsel__name(counter));
2357                 }
2358         }
2359 }
2360
2361 static void process_stat(struct evsel *counter, u64 tstamp)
2362 {
2363         if (scripting_ops && scripting_ops->process_stat)
2364                 scripting_ops->process_stat(&stat_config, counter, tstamp);
2365         else
2366                 __process_stat(counter, tstamp);
2367 }
2368
2369 static void process_stat_interval(u64 tstamp)
2370 {
2371         if (scripting_ops && scripting_ops->process_stat_interval)
2372                 scripting_ops->process_stat_interval(tstamp);
2373 }
2374
2375 static void setup_scripting(void)
2376 {
2377 #ifdef HAVE_LIBTRACEEVENT
2378         setup_perl_scripting();
2379 #endif
2380         setup_python_scripting();
2381 }
2382
2383 static int flush_scripting(void)
2384 {
2385         return scripting_ops ? scripting_ops->flush_script() : 0;
2386 }
2387
2388 static int cleanup_scripting(void)
2389 {
2390         pr_debug("\nperf script stopped\n");
2391
2392         return scripting_ops ? scripting_ops->stop_script() : 0;
2393 }
2394
2395 static bool filter_cpu(struct perf_sample *sample)
2396 {
2397         if (cpu_list && sample->cpu != (u32)-1)
2398                 return !test_bit(sample->cpu, cpu_bitmap);
2399         return false;
2400 }
2401
2402 static int process_sample_event(struct perf_tool *tool,
2403                                 union perf_event *event,
2404                                 struct perf_sample *sample,
2405                                 struct evsel *evsel,
2406                                 struct machine *machine)
2407 {
2408         struct perf_script *scr = container_of(tool, struct perf_script, tool);
2409         struct addr_location al;
2410         struct addr_location addr_al;
2411         int ret = 0;
2412
2413         /* Set thread to NULL to indicate addr_al and al are not initialized */
2414         addr_location__init(&al);
2415         addr_location__init(&addr_al);
2416
2417         ret = dlfilter__filter_event_early(dlfilter, event, sample, evsel, machine, &al, &addr_al);
2418         if (ret) {
2419                 if (ret > 0)
2420                         ret = 0;
2421                 goto out_put;
2422         }
2423
2424         if (perf_time__ranges_skip_sample(scr->ptime_range, scr->range_num,
2425                                           sample->time)) {
2426                 goto out_put;
2427         }
2428
2429         if (debug_mode) {
2430                 if (sample->time < last_timestamp) {
2431                         pr_err("Samples misordered, previous: %" PRIu64
2432                                 " this: %" PRIu64 "\n", last_timestamp,
2433                                 sample->time);
2434                         nr_unordered++;
2435                 }
2436                 last_timestamp = sample->time;
2437                 goto out_put;
2438         }
2439
2440         if (filter_cpu(sample))
2441                 goto out_put;
2442
2443         if (!al.thread && machine__resolve(machine, &al, sample) < 0) {
2444                 pr_err("problem processing %d event, skipping it.\n",
2445                        event->header.type);
2446                 ret = -1;
2447                 goto out_put;
2448         }
2449
2450         if (al.filtered)
2451                 goto out_put;
2452
2453         if (!show_event(sample, evsel, al.thread, &al, &addr_al))
2454                 goto out_put;
2455
2456         if (evswitch__discard(&scr->evswitch, evsel))
2457                 goto out_put;
2458
2459         ret = dlfilter__filter_event(dlfilter, event, sample, evsel, machine, &al, &addr_al);
2460         if (ret) {
2461                 if (ret > 0)
2462                         ret = 0;
2463                 goto out_put;
2464         }
2465
2466         if (scripting_ops) {
2467                 struct addr_location *addr_al_ptr = NULL;
2468
2469                 if ((evsel->core.attr.sample_type & PERF_SAMPLE_ADDR) &&
2470                     sample_addr_correlates_sym(&evsel->core.attr)) {
2471                         if (!addr_al.thread)
2472                                 thread__resolve(al.thread, &addr_al, sample);
2473                         addr_al_ptr = &addr_al;
2474                 }
2475                 scripting_ops->process_event(event, sample, evsel, &al, addr_al_ptr);
2476         } else {
2477                 process_event(scr, sample, evsel, &al, &addr_al, machine);
2478         }
2479
2480 out_put:
2481         addr_location__exit(&addr_al);
2482         addr_location__exit(&al);
2483         return ret;
2484 }
2485
2486 // Used when scr->per_event_dump is not set
2487 static struct evsel_script es_stdout;
2488
2489 static int process_attr(struct perf_tool *tool, union perf_event *event,
2490                         struct evlist **pevlist)
2491 {
2492         struct perf_script *scr = container_of(tool, struct perf_script, tool);
2493         struct evlist *evlist;
2494         struct evsel *evsel, *pos;
2495         u64 sample_type;
2496         int err;
2497
2498         err = perf_event__process_attr(tool, event, pevlist);
2499         if (err)
2500                 return err;
2501
2502         evlist = *pevlist;
2503         evsel = evlist__last(*pevlist);
2504
2505         if (!evsel->priv) {
2506                 if (scr->per_event_dump) {
2507                         evsel->priv = evsel_script__new(evsel, scr->session->data);
2508                         if (!evsel->priv)
2509                                 return -ENOMEM;
2510                 } else { // Replicate what is done in perf_script__setup_per_event_dump()
2511                         es_stdout.fp = stdout;
2512                         evsel->priv = &es_stdout;
2513                 }
2514         }
2515
2516         if (evsel->core.attr.type >= PERF_TYPE_MAX &&
2517             evsel->core.attr.type != PERF_TYPE_SYNTH)
2518                 return 0;
2519
2520         evlist__for_each_entry(evlist, pos) {
2521                 if (pos->core.attr.type == evsel->core.attr.type && pos != evsel)
2522                         return 0;
2523         }
2524
2525         if (evsel->core.attr.sample_type) {
2526                 err = evsel__check_attr(evsel, scr->session);
2527                 if (err)
2528                         return err;
2529         }
2530
2531         /*
2532          * Check if we need to enable callchains based
2533          * on events sample_type.
2534          */
2535         sample_type = evlist__combined_sample_type(evlist);
2536         callchain_param_setup(sample_type, perf_env__arch((*pevlist)->env));
2537
2538         /* Enable fields for callchain entries */
2539         if (symbol_conf.use_callchain &&
2540             (sample_type & PERF_SAMPLE_CALLCHAIN ||
2541              sample_type & PERF_SAMPLE_BRANCH_STACK ||
2542              (sample_type & PERF_SAMPLE_REGS_USER &&
2543               sample_type & PERF_SAMPLE_STACK_USER))) {
2544                 int type = output_type(evsel->core.attr.type);
2545
2546                 if (!(output[type].user_unset_fields & PERF_OUTPUT_IP))
2547                         output[type].fields |= PERF_OUTPUT_IP;
2548                 if (!(output[type].user_unset_fields & PERF_OUTPUT_SYM))
2549                         output[type].fields |= PERF_OUTPUT_SYM;
2550         }
2551         set_print_ip_opts(&evsel->core.attr);
2552         return 0;
2553 }
2554
2555 static int print_event_with_time(struct perf_tool *tool,
2556                                  union perf_event *event,
2557                                  struct perf_sample *sample,
2558                                  struct machine *machine,
2559                                  pid_t pid, pid_t tid, u64 timestamp)
2560 {
2561         struct perf_script *script = container_of(tool, struct perf_script, tool);
2562         struct perf_session *session = script->session;
2563         struct evsel *evsel = evlist__id2evsel(session->evlist, sample->id);
2564         struct thread *thread = NULL;
2565
2566         if (evsel && !evsel->core.attr.sample_id_all) {
2567                 sample->cpu = 0;
2568                 sample->time = timestamp;
2569                 sample->pid = pid;
2570                 sample->tid = tid;
2571         }
2572
2573         if (filter_cpu(sample))
2574                 return 0;
2575
2576         if (tid != -1)
2577                 thread = machine__findnew_thread(machine, pid, tid);
2578
2579         if (evsel) {
2580                 perf_sample__fprintf_start(script, sample, thread, evsel,
2581                                            event->header.type, stdout);
2582         }
2583
2584         perf_event__fprintf(event, machine, stdout);
2585
2586         thread__put(thread);
2587
2588         return 0;
2589 }
2590
2591 static int print_event(struct perf_tool *tool, union perf_event *event,
2592                        struct perf_sample *sample, struct machine *machine,
2593                        pid_t pid, pid_t tid)
2594 {
2595         return print_event_with_time(tool, event, sample, machine, pid, tid, 0);
2596 }
2597
2598 static int process_comm_event(struct perf_tool *tool,
2599                               union perf_event *event,
2600                               struct perf_sample *sample,
2601                               struct machine *machine)
2602 {
2603         if (perf_event__process_comm(tool, event, sample, machine) < 0)
2604                 return -1;
2605
2606         return print_event(tool, event, sample, machine, event->comm.pid,
2607                            event->comm.tid);
2608 }
2609
2610 static int process_namespaces_event(struct perf_tool *tool,
2611                                     union perf_event *event,
2612                                     struct perf_sample *sample,
2613                                     struct machine *machine)
2614 {
2615         if (perf_event__process_namespaces(tool, event, sample, machine) < 0)
2616                 return -1;
2617
2618         return print_event(tool, event, sample, machine, event->namespaces.pid,
2619                            event->namespaces.tid);
2620 }
2621
2622 static int process_cgroup_event(struct perf_tool *tool,
2623                                 union perf_event *event,
2624                                 struct perf_sample *sample,
2625                                 struct machine *machine)
2626 {
2627         if (perf_event__process_cgroup(tool, event, sample, machine) < 0)
2628                 return -1;
2629
2630         return print_event(tool, event, sample, machine, sample->pid,
2631                             sample->tid);
2632 }
2633
2634 static int process_fork_event(struct perf_tool *tool,
2635                               union perf_event *event,
2636                               struct perf_sample *sample,
2637                               struct machine *machine)
2638 {
2639         if (perf_event__process_fork(tool, event, sample, machine) < 0)
2640                 return -1;
2641
2642         return print_event_with_time(tool, event, sample, machine,
2643                                      event->fork.pid, event->fork.tid,
2644                                      event->fork.time);
2645 }
2646 static int process_exit_event(struct perf_tool *tool,
2647                               union perf_event *event,
2648                               struct perf_sample *sample,
2649                               struct machine *machine)
2650 {
2651         /* Print before 'exit' deletes anything */
2652         if (print_event_with_time(tool, event, sample, machine, event->fork.pid,
2653                                   event->fork.tid, event->fork.time))
2654                 return -1;
2655
2656         return perf_event__process_exit(tool, event, sample, machine);
2657 }
2658
2659 static int process_mmap_event(struct perf_tool *tool,
2660                               union perf_event *event,
2661                               struct perf_sample *sample,
2662                               struct machine *machine)
2663 {
2664         if (perf_event__process_mmap(tool, event, sample, machine) < 0)
2665                 return -1;
2666
2667         return print_event(tool, event, sample, machine, event->mmap.pid,
2668                            event->mmap.tid);
2669 }
2670
2671 static int process_mmap2_event(struct perf_tool *tool,
2672                               union perf_event *event,
2673                               struct perf_sample *sample,
2674                               struct machine *machine)
2675 {
2676         if (perf_event__process_mmap2(tool, event, sample, machine) < 0)
2677                 return -1;
2678
2679         return print_event(tool, event, sample, machine, event->mmap2.pid,
2680                            event->mmap2.tid);
2681 }
2682
2683 static int process_switch_event(struct perf_tool *tool,
2684                                 union perf_event *event,
2685                                 struct perf_sample *sample,
2686                                 struct machine *machine)
2687 {
2688         struct perf_script *script = container_of(tool, struct perf_script, tool);
2689
2690         if (perf_event__process_switch(tool, event, sample, machine) < 0)
2691                 return -1;
2692
2693         if (scripting_ops && scripting_ops->process_switch && !filter_cpu(sample))
2694                 scripting_ops->process_switch(event, sample, machine);
2695
2696         if (!script->show_switch_events)
2697                 return 0;
2698
2699         return print_event(tool, event, sample, machine, sample->pid,
2700                            sample->tid);
2701 }
2702
2703 static int process_auxtrace_error(struct perf_session *session,
2704                                   union perf_event *event)
2705 {
2706         if (scripting_ops && scripting_ops->process_auxtrace_error) {
2707                 scripting_ops->process_auxtrace_error(session, event);
2708                 return 0;
2709         }
2710
2711         return perf_event__process_auxtrace_error(session, event);
2712 }
2713
2714 static int
2715 process_lost_event(struct perf_tool *tool,
2716                    union perf_event *event,
2717                    struct perf_sample *sample,
2718                    struct machine *machine)
2719 {
2720         return print_event(tool, event, sample, machine, sample->pid,
2721                            sample->tid);
2722 }
2723
2724 static int
2725 process_throttle_event(struct perf_tool *tool __maybe_unused,
2726                        union perf_event *event,
2727                        struct perf_sample *sample,
2728                        struct machine *machine)
2729 {
2730         if (scripting_ops && scripting_ops->process_throttle)
2731                 scripting_ops->process_throttle(event, sample, machine);
2732         return 0;
2733 }
2734
2735 static int
2736 process_finished_round_event(struct perf_tool *tool __maybe_unused,
2737                              union perf_event *event,
2738                              struct ordered_events *oe __maybe_unused)
2739
2740 {
2741         perf_event__fprintf(event, NULL, stdout);
2742         return 0;
2743 }
2744
2745 static int
2746 process_bpf_events(struct perf_tool *tool __maybe_unused,
2747                    union perf_event *event,
2748                    struct perf_sample *sample,
2749                    struct machine *machine)
2750 {
2751         if (machine__process_ksymbol(machine, event, sample) < 0)
2752                 return -1;
2753
2754         return print_event(tool, event, sample, machine, sample->pid,
2755                            sample->tid);
2756 }
2757
2758 static int process_text_poke_events(struct perf_tool *tool,
2759                                     union perf_event *event,
2760                                     struct perf_sample *sample,
2761                                     struct machine *machine)
2762 {
2763         if (perf_event__process_text_poke(tool, event, sample, machine) < 0)
2764                 return -1;
2765
2766         return print_event(tool, event, sample, machine, sample->pid,
2767                            sample->tid);
2768 }
2769
2770 static void sig_handler(int sig __maybe_unused)
2771 {
2772         session_done = 1;
2773 }
2774
2775 static void perf_script__fclose_per_event_dump(struct perf_script *script)
2776 {
2777         struct evlist *evlist = script->session->evlist;
2778         struct evsel *evsel;
2779
2780         evlist__for_each_entry(evlist, evsel) {
2781                 if (!evsel->priv)
2782                         break;
2783                 evsel_script__delete(evsel->priv);
2784                 evsel->priv = NULL;
2785         }
2786 }
2787
2788 static int perf_script__fopen_per_event_dump(struct perf_script *script)
2789 {
2790         struct evsel *evsel;
2791
2792         evlist__for_each_entry(script->session->evlist, evsel) {
2793                 /*
2794                  * Already setup? I.e. we may be called twice in cases like
2795                  * Intel PT, one for the intel_pt// and dummy events, then
2796                  * for the evsels synthesized from the auxtrace info.
2797                  *
2798                  * Ses perf_script__process_auxtrace_info.
2799                  */
2800                 if (evsel->priv != NULL)
2801                         continue;
2802
2803                 evsel->priv = evsel_script__new(evsel, script->session->data);
2804                 if (evsel->priv == NULL)
2805                         goto out_err_fclose;
2806         }
2807
2808         return 0;
2809
2810 out_err_fclose:
2811         perf_script__fclose_per_event_dump(script);
2812         return -1;
2813 }
2814
2815 static int perf_script__setup_per_event_dump(struct perf_script *script)
2816 {
2817         struct evsel *evsel;
2818
2819         if (script->per_event_dump)
2820                 return perf_script__fopen_per_event_dump(script);
2821
2822         es_stdout.fp = stdout;
2823
2824         evlist__for_each_entry(script->session->evlist, evsel)
2825                 evsel->priv = &es_stdout;
2826
2827         return 0;
2828 }
2829
2830 static void perf_script__exit_per_event_dump_stats(struct perf_script *script)
2831 {
2832         struct evsel *evsel;
2833
2834         evlist__for_each_entry(script->session->evlist, evsel) {
2835                 struct evsel_script *es = evsel->priv;
2836
2837                 evsel_script__fprintf(es, stdout);
2838                 evsel_script__delete(es);
2839                 evsel->priv = NULL;
2840         }
2841 }
2842
2843 static void perf_script__exit(struct perf_script *script)
2844 {
2845         perf_thread_map__put(script->threads);
2846         perf_cpu_map__put(script->cpus);
2847 }
2848
2849 static int __cmd_script(struct perf_script *script)
2850 {
2851         int ret;
2852
2853         signal(SIGINT, sig_handler);
2854
2855         /* override event processing functions */
2856         if (script->show_task_events) {
2857                 script->tool.comm = process_comm_event;
2858                 script->tool.fork = process_fork_event;
2859                 script->tool.exit = process_exit_event;
2860         }
2861         if (script->show_mmap_events) {
2862                 script->tool.mmap = process_mmap_event;
2863                 script->tool.mmap2 = process_mmap2_event;
2864         }
2865         if (script->show_switch_events || (scripting_ops && scripting_ops->process_switch))
2866                 script->tool.context_switch = process_switch_event;
2867         if (scripting_ops && scripting_ops->process_auxtrace_error)
2868                 script->tool.auxtrace_error = process_auxtrace_error;
2869         if (script->show_namespace_events)
2870                 script->tool.namespaces = process_namespaces_event;
2871         if (script->show_cgroup_events)
2872                 script->tool.cgroup = process_cgroup_event;
2873         if (script->show_lost_events)
2874                 script->tool.lost = process_lost_event;
2875         if (script->show_round_events) {
2876                 script->tool.ordered_events = false;
2877                 script->tool.finished_round = process_finished_round_event;
2878         }
2879         if (script->show_bpf_events) {
2880                 script->tool.ksymbol = process_bpf_events;
2881                 script->tool.bpf     = process_bpf_events;
2882         }
2883         if (script->show_text_poke_events) {
2884                 script->tool.ksymbol   = process_bpf_events;
2885                 script->tool.text_poke = process_text_poke_events;
2886         }
2887
2888         if (perf_script__setup_per_event_dump(script)) {
2889                 pr_err("Couldn't create the per event dump files\n");
2890                 return -1;
2891         }
2892
2893         ret = perf_session__process_events(script->session);
2894
2895         if (script->per_event_dump)
2896                 perf_script__exit_per_event_dump_stats(script);
2897
2898         if (debug_mode)
2899                 pr_err("Misordered timestamps: %" PRIu64 "\n", nr_unordered);
2900
2901         return ret;
2902 }
2903
2904 struct script_spec {
2905         struct list_head        node;
2906         struct scripting_ops    *ops;
2907         char                    spec[];
2908 };
2909
2910 static LIST_HEAD(script_specs);
2911
2912 static struct script_spec *script_spec__new(const char *spec,
2913                                             struct scripting_ops *ops)
2914 {
2915         struct script_spec *s = malloc(sizeof(*s) + strlen(spec) + 1);
2916
2917         if (s != NULL) {
2918                 strcpy(s->spec, spec);
2919                 s->ops = ops;
2920         }
2921
2922         return s;
2923 }
2924
2925 static void script_spec__add(struct script_spec *s)
2926 {
2927         list_add_tail(&s->node, &script_specs);
2928 }
2929
2930 static struct script_spec *script_spec__find(const char *spec)
2931 {
2932         struct script_spec *s;
2933
2934         list_for_each_entry(s, &script_specs, node)
2935                 if (strcasecmp(s->spec, spec) == 0)
2936                         return s;
2937         return NULL;
2938 }
2939
2940 int script_spec_register(const char *spec, struct scripting_ops *ops)
2941 {
2942         struct script_spec *s;
2943
2944         s = script_spec__find(spec);
2945         if (s)
2946                 return -1;
2947
2948         s = script_spec__new(spec, ops);
2949         if (!s)
2950                 return -1;
2951         else
2952                 script_spec__add(s);
2953
2954         return 0;
2955 }
2956
2957 static struct scripting_ops *script_spec__lookup(const char *spec)
2958 {
2959         struct script_spec *s = script_spec__find(spec);
2960         if (!s)
2961                 return NULL;
2962
2963         return s->ops;
2964 }
2965
2966 static void list_available_languages(void)
2967 {
2968         struct script_spec *s;
2969
2970         fprintf(stderr, "\n");
2971         fprintf(stderr, "Scripting language extensions (used in "
2972                 "perf script -s [spec:]script.[spec]):\n\n");
2973
2974         list_for_each_entry(s, &script_specs, node)
2975                 fprintf(stderr, "  %-42s [%s]\n", s->spec, s->ops->name);
2976
2977         fprintf(stderr, "\n");
2978 }
2979
2980 /* Find script file relative to current directory or exec path */
2981 static char *find_script(const char *script)
2982 {
2983         char path[PATH_MAX];
2984
2985         if (!scripting_ops) {
2986                 const char *ext = strrchr(script, '.');
2987
2988                 if (!ext)
2989                         return NULL;
2990
2991                 scripting_ops = script_spec__lookup(++ext);
2992                 if (!scripting_ops)
2993                         return NULL;
2994         }
2995
2996         if (access(script, R_OK)) {
2997                 char *exec_path = get_argv_exec_path();
2998
2999                 if (!exec_path)
3000                         return NULL;
3001                 snprintf(path, sizeof(path), "%s/scripts/%s/%s",
3002                          exec_path, scripting_ops->dirname, script);
3003                 free(exec_path);
3004                 script = path;
3005                 if (access(script, R_OK))
3006                         return NULL;
3007         }
3008         return strdup(script);
3009 }
3010
3011 static int parse_scriptname(const struct option *opt __maybe_unused,
3012                             const char *str, int unset __maybe_unused)
3013 {
3014         char spec[PATH_MAX];
3015         const char *script, *ext;
3016         int len;
3017
3018         if (strcmp(str, "lang") == 0) {
3019                 list_available_languages();
3020                 exit(0);
3021         }
3022
3023         script = strchr(str, ':');
3024         if (script) {
3025                 len = script - str;
3026                 if (len >= PATH_MAX) {
3027                         fprintf(stderr, "invalid language specifier");
3028                         return -1;
3029                 }
3030                 strncpy(spec, str, len);
3031                 spec[len] = '\0';
3032                 scripting_ops = script_spec__lookup(spec);
3033                 if (!scripting_ops) {
3034                         fprintf(stderr, "invalid language specifier");
3035                         return -1;
3036                 }
3037                 script++;
3038         } else {
3039                 script = str;
3040                 ext = strrchr(script, '.');
3041                 if (!ext) {
3042                         fprintf(stderr, "invalid script extension");
3043                         return -1;
3044                 }
3045                 scripting_ops = script_spec__lookup(++ext);
3046                 if (!scripting_ops) {
3047                         fprintf(stderr, "invalid script extension");
3048                         return -1;
3049                 }
3050         }
3051
3052         script_name = find_script(script);
3053         if (!script_name)
3054                 script_name = strdup(script);
3055
3056         return 0;
3057 }
3058
3059 static int parse_output_fields(const struct option *opt __maybe_unused,
3060                             const char *arg, int unset __maybe_unused)
3061 {
3062         char *tok, *strtok_saveptr = NULL;
3063         int i, imax = ARRAY_SIZE(all_output_options);
3064         int j;
3065         int rc = 0;
3066         char *str = strdup(arg);
3067         int type = -1;
3068         enum { DEFAULT, SET, ADD, REMOVE } change = DEFAULT;
3069
3070         if (!str)
3071                 return -ENOMEM;
3072
3073         /* first word can state for which event type the user is specifying
3074          * the fields. If no type exists, the specified fields apply to all
3075          * event types found in the file minus the invalid fields for a type.
3076          */
3077         tok = strchr(str, ':');
3078         if (tok) {
3079                 *tok = '\0';
3080                 tok++;
3081                 if (!strcmp(str, "hw"))
3082                         type = PERF_TYPE_HARDWARE;
3083                 else if (!strcmp(str, "sw"))
3084                         type = PERF_TYPE_SOFTWARE;
3085                 else if (!strcmp(str, "trace"))
3086                         type = PERF_TYPE_TRACEPOINT;
3087                 else if (!strcmp(str, "raw"))
3088                         type = PERF_TYPE_RAW;
3089                 else if (!strcmp(str, "break"))
3090                         type = PERF_TYPE_BREAKPOINT;
3091                 else if (!strcmp(str, "synth"))
3092                         type = OUTPUT_TYPE_SYNTH;
3093                 else {
3094                         fprintf(stderr, "Invalid event type in field string.\n");
3095                         rc = -EINVAL;
3096                         goto out;
3097                 }
3098
3099                 if (output[type].user_set)
3100                         pr_warning("Overriding previous field request for %s events.\n",
3101                                    event_type(type));
3102
3103                 /* Don't override defaults for +- */
3104                 if (strchr(tok, '+') || strchr(tok, '-'))
3105                         goto parse;
3106
3107                 output[type].fields = 0;
3108                 output[type].user_set = true;
3109                 output[type].wildcard_set = false;
3110
3111         } else {
3112                 tok = str;
3113                 if (strlen(str) == 0) {
3114                         fprintf(stderr,
3115                                 "Cannot set fields to 'none' for all event types.\n");
3116                         rc = -EINVAL;
3117                         goto out;
3118                 }
3119
3120                 /* Don't override defaults for +- */
3121                 if (strchr(str, '+') || strchr(str, '-'))
3122                         goto parse;
3123
3124                 if (output_set_by_user())
3125                         pr_warning("Overriding previous field request for all events.\n");
3126
3127                 for (j = 0; j < OUTPUT_TYPE_MAX; ++j) {
3128                         output[j].fields = 0;
3129                         output[j].user_set = true;
3130                         output[j].wildcard_set = true;
3131                 }
3132         }
3133
3134 parse:
3135         for (tok = strtok_r(tok, ",", &strtok_saveptr); tok; tok = strtok_r(NULL, ",", &strtok_saveptr)) {
3136                 if (*tok == '+') {
3137                         if (change == SET)
3138                                 goto out_badmix;
3139                         change = ADD;
3140                         tok++;
3141                 } else if (*tok == '-') {
3142                         if (change == SET)
3143                                 goto out_badmix;
3144                         change = REMOVE;
3145                         tok++;
3146                 } else {
3147                         if (change != SET && change != DEFAULT)
3148                                 goto out_badmix;
3149                         change = SET;
3150                 }
3151
3152                 for (i = 0; i < imax; ++i) {
3153                         if (strcmp(tok, all_output_options[i].str) == 0)
3154                                 break;
3155                 }
3156                 if (i == imax && strcmp(tok, "flags") == 0) {
3157                         print_flags = change != REMOVE;
3158                         continue;
3159                 }
3160                 if (i == imax) {
3161                         fprintf(stderr, "Invalid field requested.\n");
3162                         rc = -EINVAL;
3163                         goto out;
3164                 }
3165 #ifndef HAVE_LIBCAPSTONE_SUPPORT
3166                 if (change != REMOVE && strcmp(tok, "disasm") == 0) {
3167                         fprintf(stderr, "Field \"disasm\" requires perf to be built with libcapstone support.\n");
3168                         rc = -EINVAL;
3169                         goto out;
3170                 }
3171 #endif
3172
3173                 if (type == -1) {
3174                         /* add user option to all events types for
3175                          * which it is valid
3176                          */
3177                         for (j = 0; j < OUTPUT_TYPE_MAX; ++j) {
3178                                 if (output[j].invalid_fields & all_output_options[i].field) {
3179                                         pr_warning("\'%s\' not valid for %s events. Ignoring.\n",
3180                                                    all_output_options[i].str, event_type(j));
3181                                 } else {
3182                                         if (change == REMOVE) {
3183                                                 output[j].fields &= ~all_output_options[i].field;
3184                                                 output[j].user_set_fields &= ~all_output_options[i].field;
3185                                                 output[j].user_unset_fields |= all_output_options[i].field;
3186                                         } else {
3187                                                 output[j].fields |= all_output_options[i].field;
3188                                                 output[j].user_set_fields |= all_output_options[i].field;
3189                                                 output[j].user_unset_fields &= ~all_output_options[i].field;
3190                                         }
3191                                         output[j].user_set = true;
3192                                         output[j].wildcard_set = true;
3193                                 }
3194                         }
3195                 } else {
3196                         if (output[type].invalid_fields & all_output_options[i].field) {
3197                                 fprintf(stderr, "\'%s\' not valid for %s events.\n",
3198                                          all_output_options[i].str, event_type(type));
3199
3200                                 rc = -EINVAL;
3201                                 goto out;
3202                         }
3203                         if (change == REMOVE)
3204                                 output[type].fields &= ~all_output_options[i].field;
3205                         else
3206                                 output[type].fields |= all_output_options[i].field;
3207                         output[type].user_set = true;
3208                         output[type].wildcard_set = true;
3209                 }
3210         }
3211
3212         if (type >= 0) {
3213                 if (output[type].fields == 0) {
3214                         pr_debug("No fields requested for %s type. "
3215                                  "Events will not be displayed.\n", event_type(type));
3216                 }
3217         }
3218         goto out;
3219
3220 out_badmix:
3221         fprintf(stderr, "Cannot mix +-field with overridden fields\n");
3222         rc = -EINVAL;
3223 out:
3224         free(str);
3225         return rc;
3226 }
3227
3228 #define for_each_lang(scripts_path, scripts_dir, lang_dirent)           \
3229         while ((lang_dirent = readdir(scripts_dir)) != NULL)            \
3230                 if ((lang_dirent->d_type == DT_DIR ||                   \
3231                      (lang_dirent->d_type == DT_UNKNOWN &&              \
3232                       is_directory(scripts_path, lang_dirent))) &&      \
3233                     (strcmp(lang_dirent->d_name, ".")) &&               \
3234                     (strcmp(lang_dirent->d_name, "..")))
3235
3236 #define for_each_script(lang_path, lang_dir, script_dirent)             \
3237         while ((script_dirent = readdir(lang_dir)) != NULL)             \
3238                 if (script_dirent->d_type != DT_DIR &&                  \
3239                     (script_dirent->d_type != DT_UNKNOWN ||             \
3240                      !is_directory(lang_path, script_dirent)))
3241
3242
3243 #define RECORD_SUFFIX                   "-record"
3244 #define REPORT_SUFFIX                   "-report"
3245
3246 struct script_desc {
3247         struct list_head        node;
3248         char                    *name;
3249         char                    *half_liner;
3250         char                    *args;
3251 };
3252
3253 static LIST_HEAD(script_descs);
3254
3255 static struct script_desc *script_desc__new(const char *name)
3256 {
3257         struct script_desc *s = zalloc(sizeof(*s));
3258
3259         if (s != NULL && name)
3260                 s->name = strdup(name);
3261
3262         return s;
3263 }
3264
3265 static void script_desc__delete(struct script_desc *s)
3266 {
3267         zfree(&s->name);
3268         zfree(&s->half_liner);
3269         zfree(&s->args);
3270         free(s);
3271 }
3272
3273 static void script_desc__add(struct script_desc *s)
3274 {
3275         list_add_tail(&s->node, &script_descs);
3276 }
3277
3278 static struct script_desc *script_desc__find(const char *name)
3279 {
3280         struct script_desc *s;
3281
3282         list_for_each_entry(s, &script_descs, node)
3283                 if (strcasecmp(s->name, name) == 0)
3284                         return s;
3285         return NULL;
3286 }
3287
3288 static struct script_desc *script_desc__findnew(const char *name)
3289 {
3290         struct script_desc *s = script_desc__find(name);
3291
3292         if (s)
3293                 return s;
3294
3295         s = script_desc__new(name);
3296         if (!s)
3297                 return NULL;
3298
3299         script_desc__add(s);
3300
3301         return s;
3302 }
3303
3304 static const char *ends_with(const char *str, const char *suffix)
3305 {
3306         size_t suffix_len = strlen(suffix);
3307         const char *p = str;
3308
3309         if (strlen(str) > suffix_len) {
3310                 p = str + strlen(str) - suffix_len;
3311                 if (!strncmp(p, suffix, suffix_len))
3312                         return p;
3313         }
3314
3315         return NULL;
3316 }
3317
3318 static int read_script_info(struct script_desc *desc, const char *filename)
3319 {
3320         char line[BUFSIZ], *p;
3321         FILE *fp;
3322
3323         fp = fopen(filename, "r");
3324         if (!fp)
3325                 return -1;
3326
3327         while (fgets(line, sizeof(line), fp)) {
3328                 p = skip_spaces(line);
3329                 if (strlen(p) == 0)
3330                         continue;
3331                 if (*p != '#')
3332                         continue;
3333                 p++;
3334                 if (strlen(p) && *p == '!')
3335                         continue;
3336
3337                 p = skip_spaces(p);
3338                 if (strlen(p) && p[strlen(p) - 1] == '\n')
3339                         p[strlen(p) - 1] = '\0';
3340
3341                 if (!strncmp(p, "description:", strlen("description:"))) {
3342                         p += strlen("description:");
3343                         desc->half_liner = strdup(skip_spaces(p));
3344                         continue;
3345                 }
3346
3347                 if (!strncmp(p, "args:", strlen("args:"))) {
3348                         p += strlen("args:");
3349                         desc->args = strdup(skip_spaces(p));
3350                         continue;
3351                 }
3352         }
3353
3354         fclose(fp);
3355
3356         return 0;
3357 }
3358
3359 static char *get_script_root(struct dirent *script_dirent, const char *suffix)
3360 {
3361         char *script_root, *str;
3362
3363         script_root = strdup(script_dirent->d_name);
3364         if (!script_root)
3365                 return NULL;
3366
3367         str = (char *)ends_with(script_root, suffix);
3368         if (!str) {
3369                 free(script_root);
3370                 return NULL;
3371         }
3372
3373         *str = '\0';
3374         return script_root;
3375 }
3376
3377 static int list_available_scripts(const struct option *opt __maybe_unused,
3378                                   const char *s __maybe_unused,
3379                                   int unset __maybe_unused)
3380 {
3381         struct dirent *script_dirent, *lang_dirent;
3382         char *buf, *scripts_path, *script_path, *lang_path, *first_half;
3383         DIR *scripts_dir, *lang_dir;
3384         struct script_desc *desc;
3385         char *script_root;
3386
3387         buf = malloc(3 * MAXPATHLEN + BUFSIZ);
3388         if (!buf) {
3389                 pr_err("malloc failed\n");
3390                 exit(-1);
3391         }
3392         scripts_path = buf;
3393         script_path = buf + MAXPATHLEN;
3394         lang_path = buf + 2 * MAXPATHLEN;
3395         first_half = buf + 3 * MAXPATHLEN;
3396
3397         snprintf(scripts_path, MAXPATHLEN, "%s/scripts", get_argv_exec_path());
3398
3399         scripts_dir = opendir(scripts_path);
3400         if (!scripts_dir) {
3401                 fprintf(stdout,
3402                         "open(%s) failed.\n"
3403                         "Check \"PERF_EXEC_PATH\" env to set scripts dir.\n",
3404                         scripts_path);
3405                 free(buf);
3406                 exit(-1);
3407         }
3408
3409         for_each_lang(scripts_path, scripts_dir, lang_dirent) {
3410                 scnprintf(lang_path, MAXPATHLEN, "%s/%s/bin", scripts_path,
3411                           lang_dirent->d_name);
3412                 lang_dir = opendir(lang_path);
3413                 if (!lang_dir)
3414                         continue;
3415
3416                 for_each_script(lang_path, lang_dir, script_dirent) {
3417                         script_root = get_script_root(script_dirent, REPORT_SUFFIX);
3418                         if (script_root) {
3419                                 desc = script_desc__findnew(script_root);
3420                                 scnprintf(script_path, MAXPATHLEN, "%s/%s",
3421                                           lang_path, script_dirent->d_name);
3422                                 read_script_info(desc, script_path);
3423                                 free(script_root);
3424                         }
3425                 }
3426         }
3427
3428         fprintf(stdout, "List of available trace scripts:\n");
3429         list_for_each_entry(desc, &script_descs, node) {
3430                 sprintf(first_half, "%s %s", desc->name,
3431                         desc->args ? desc->args : "");
3432                 fprintf(stdout, "  %-36s %s\n", first_half,
3433                         desc->half_liner ? desc->half_liner : "");
3434         }
3435
3436         free(buf);
3437         exit(0);
3438 }
3439
3440 static int add_dlarg(const struct option *opt __maybe_unused,
3441                      const char *s, int unset __maybe_unused)
3442 {
3443         char *arg = strdup(s);
3444         void *a;
3445
3446         if (!arg)
3447                 return -1;
3448
3449         a = realloc(dlargv, sizeof(dlargv[0]) * (dlargc + 1));
3450         if (!a) {
3451                 free(arg);
3452                 return -1;
3453         }
3454
3455         dlargv = a;
3456         dlargv[dlargc++] = arg;
3457
3458         return 0;
3459 }
3460
3461 static void free_dlarg(void)
3462 {
3463         while (dlargc--)
3464                 free(dlargv[dlargc]);
3465         free(dlargv);
3466 }
3467
3468 /*
3469  * Some scripts specify the required events in their "xxx-record" file,
3470  * this function will check if the events in perf.data match those
3471  * mentioned in the "xxx-record".
3472  *
3473  * Fixme: All existing "xxx-record" are all in good formats "-e event ",
3474  * which is covered well now. And new parsing code should be added to
3475  * cover the future complex formats like event groups etc.
3476  */
3477 static int check_ev_match(char *dir_name, char *scriptname,
3478                         struct perf_session *session)
3479 {
3480         char filename[MAXPATHLEN], evname[128];
3481         char line[BUFSIZ], *p;
3482         struct evsel *pos;
3483         int match, len;
3484         FILE *fp;
3485
3486         scnprintf(filename, MAXPATHLEN, "%s/bin/%s-record", dir_name, scriptname);
3487
3488         fp = fopen(filename, "r");
3489         if (!fp)
3490                 return -1;
3491
3492         while (fgets(line, sizeof(line), fp)) {
3493                 p = skip_spaces(line);
3494                 if (*p == '#')
3495                         continue;
3496
3497                 while (strlen(p)) {
3498                         p = strstr(p, "-e");
3499                         if (!p)
3500                                 break;
3501
3502                         p += 2;
3503                         p = skip_spaces(p);
3504                         len = strcspn(p, " \t");
3505                         if (!len)
3506                                 break;
3507
3508                         snprintf(evname, len + 1, "%s", p);
3509
3510                         match = 0;
3511                         evlist__for_each_entry(session->evlist, pos) {
3512                                 if (evsel__name_is(pos, evname)) {
3513                                         match = 1;
3514                                         break;
3515                                 }
3516                         }
3517
3518                         if (!match) {
3519                                 fclose(fp);
3520                                 return -1;
3521                         }
3522                 }
3523         }
3524
3525         fclose(fp);
3526         return 0;
3527 }
3528
3529 /*
3530  * Return -1 if none is found, otherwise the actual scripts number.
3531  *
3532  * Currently the only user of this function is the script browser, which
3533  * will list all statically runnable scripts, select one, execute it and
3534  * show the output in a perf browser.
3535  */
3536 int find_scripts(char **scripts_array, char **scripts_path_array, int num,
3537                  int pathlen)
3538 {
3539         struct dirent *script_dirent, *lang_dirent;
3540         char scripts_path[MAXPATHLEN], lang_path[MAXPATHLEN];
3541         DIR *scripts_dir, *lang_dir;
3542         struct perf_session *session;
3543         struct perf_data data = {
3544                 .path = input_name,
3545                 .mode = PERF_DATA_MODE_READ,
3546         };
3547         char *temp;
3548         int i = 0;
3549
3550         session = perf_session__new(&data, NULL);
3551         if (IS_ERR(session))
3552                 return PTR_ERR(session);
3553
3554         snprintf(scripts_path, MAXPATHLEN, "%s/scripts", get_argv_exec_path());
3555
3556         scripts_dir = opendir(scripts_path);
3557         if (!scripts_dir) {
3558                 perf_session__delete(session);
3559                 return -1;
3560         }
3561
3562         for_each_lang(scripts_path, scripts_dir, lang_dirent) {
3563                 scnprintf(lang_path, MAXPATHLEN, "%s/%s", scripts_path,
3564                           lang_dirent->d_name);
3565 #ifndef HAVE_LIBPERL_SUPPORT
3566                 if (strstr(lang_path, "perl"))
3567                         continue;
3568 #endif
3569 #ifndef HAVE_LIBPYTHON_SUPPORT
3570                 if (strstr(lang_path, "python"))
3571                         continue;
3572 #endif
3573
3574                 lang_dir = opendir(lang_path);
3575                 if (!lang_dir)
3576                         continue;
3577
3578                 for_each_script(lang_path, lang_dir, script_dirent) {
3579                         /* Skip those real time scripts: xxxtop.p[yl] */
3580                         if (strstr(script_dirent->d_name, "top."))
3581                                 continue;
3582                         if (i >= num)
3583                                 break;
3584                         snprintf(scripts_path_array[i], pathlen, "%s/%s",
3585                                 lang_path,
3586                                 script_dirent->d_name);
3587                         temp = strchr(script_dirent->d_name, '.');
3588                         snprintf(scripts_array[i],
3589                                 (temp - script_dirent->d_name) + 1,
3590                                 "%s", script_dirent->d_name);
3591
3592                         if (check_ev_match(lang_path,
3593                                         scripts_array[i], session))
3594                                 continue;
3595
3596                         i++;
3597                 }
3598                 closedir(lang_dir);
3599         }
3600
3601         closedir(scripts_dir);
3602         perf_session__delete(session);
3603         return i;
3604 }
3605
3606 static char *get_script_path(const char *script_root, const char *suffix)
3607 {
3608         struct dirent *script_dirent, *lang_dirent;
3609         char scripts_path[MAXPATHLEN];
3610         char script_path[MAXPATHLEN];
3611         DIR *scripts_dir, *lang_dir;
3612         char lang_path[MAXPATHLEN];
3613         char *__script_root;
3614
3615         snprintf(scripts_path, MAXPATHLEN, "%s/scripts", get_argv_exec_path());
3616
3617         scripts_dir = opendir(scripts_path);
3618         if (!scripts_dir)
3619                 return NULL;
3620
3621         for_each_lang(scripts_path, scripts_dir, lang_dirent) {
3622                 scnprintf(lang_path, MAXPATHLEN, "%s/%s/bin", scripts_path,
3623                           lang_dirent->d_name);
3624                 lang_dir = opendir(lang_path);
3625                 if (!lang_dir)
3626                         continue;
3627
3628                 for_each_script(lang_path, lang_dir, script_dirent) {
3629                         __script_root = get_script_root(script_dirent, suffix);
3630                         if (__script_root && !strcmp(script_root, __script_root)) {
3631                                 free(__script_root);
3632                                 closedir(scripts_dir);
3633                                 scnprintf(script_path, MAXPATHLEN, "%s/%s",
3634                                           lang_path, script_dirent->d_name);
3635                                 closedir(lang_dir);
3636                                 return strdup(script_path);
3637                         }
3638                         free(__script_root);
3639                 }
3640                 closedir(lang_dir);
3641         }
3642         closedir(scripts_dir);
3643
3644         return NULL;
3645 }
3646
3647 static bool is_top_script(const char *script_path)
3648 {
3649         return ends_with(script_path, "top") != NULL;
3650 }
3651
3652 static int has_required_arg(char *script_path)
3653 {
3654         struct script_desc *desc;
3655         int n_args = 0;
3656         char *p;
3657
3658         desc = script_desc__new(NULL);
3659
3660         if (read_script_info(desc, script_path))
3661                 goto out;
3662
3663         if (!desc->args)
3664                 goto out;
3665
3666         for (p = desc->args; *p; p++)
3667                 if (*p == '<')
3668                         n_args++;
3669 out:
3670         script_desc__delete(desc);
3671
3672         return n_args;
3673 }
3674
3675 static int have_cmd(int argc, const char **argv)
3676 {
3677         char **__argv = malloc(sizeof(const char *) * argc);
3678
3679         if (!__argv) {
3680                 pr_err("malloc failed\n");
3681                 return -1;
3682         }
3683
3684         memcpy(__argv, argv, sizeof(const char *) * argc);
3685         argc = parse_options(argc, (const char **)__argv, record_options,
3686                              NULL, PARSE_OPT_STOP_AT_NON_OPTION);
3687         free(__argv);
3688
3689         system_wide = (argc == 0);
3690
3691         return 0;
3692 }
3693
3694 static void script__setup_sample_type(struct perf_script *script)
3695 {
3696         struct perf_session *session = script->session;
3697         u64 sample_type = evlist__combined_sample_type(session->evlist);
3698
3699         callchain_param_setup(sample_type, perf_env__arch(session->machines.host.env));
3700
3701         if (script->stitch_lbr && (callchain_param.record_mode != CALLCHAIN_LBR)) {
3702                 pr_warning("Can't find LBR callchain. Switch off --stitch-lbr.\n"
3703                            "Please apply --call-graph lbr when recording.\n");
3704                 script->stitch_lbr = false;
3705         }
3706 }
3707
3708 static int process_stat_round_event(struct perf_session *session,
3709                                     union perf_event *event)
3710 {
3711         struct perf_record_stat_round *round = &event->stat_round;
3712         struct evsel *counter;
3713
3714         evlist__for_each_entry(session->evlist, counter) {
3715                 perf_stat_process_counter(&stat_config, counter);
3716                 process_stat(counter, round->time);
3717         }
3718
3719         process_stat_interval(round->time);
3720         return 0;
3721 }
3722
3723 static int process_stat_config_event(struct perf_session *session __maybe_unused,
3724                                      union perf_event *event)
3725 {
3726         perf_event__read_stat_config(&stat_config, &event->stat_config);
3727
3728         /*
3729          * Aggregation modes are not used since post-processing scripts are
3730          * supposed to take care of such requirements
3731          */
3732         stat_config.aggr_mode = AGGR_NONE;
3733
3734         return 0;
3735 }
3736
3737 static int set_maps(struct perf_script *script)
3738 {
3739         struct evlist *evlist = script->session->evlist;
3740
3741         if (!script->cpus || !script->threads)
3742                 return 0;
3743
3744         if (WARN_ONCE(script->allocated, "stats double allocation\n"))
3745                 return -EINVAL;
3746
3747         perf_evlist__set_maps(&evlist->core, script->cpus, script->threads);
3748
3749         if (evlist__alloc_stats(&stat_config, evlist, /*alloc_raw=*/true))
3750                 return -ENOMEM;
3751
3752         script->allocated = true;
3753         return 0;
3754 }
3755
3756 static
3757 int process_thread_map_event(struct perf_session *session,
3758                              union perf_event *event)
3759 {
3760         struct perf_tool *tool = session->tool;
3761         struct perf_script *script = container_of(tool, struct perf_script, tool);
3762
3763         if (dump_trace)
3764                 perf_event__fprintf_thread_map(event, stdout);
3765
3766         if (script->threads) {
3767                 pr_warning("Extra thread map event, ignoring.\n");
3768                 return 0;
3769         }
3770
3771         script->threads = thread_map__new_event(&event->thread_map);
3772         if (!script->threads)
3773                 return -ENOMEM;
3774
3775         return set_maps(script);
3776 }
3777
3778 static
3779 int process_cpu_map_event(struct perf_session *session,
3780                           union perf_event *event)
3781 {
3782         struct perf_tool *tool = session->tool;
3783         struct perf_script *script = container_of(tool, struct perf_script, tool);
3784
3785         if (dump_trace)
3786                 perf_event__fprintf_cpu_map(event, stdout);
3787
3788         if (script->cpus) {
3789                 pr_warning("Extra cpu map event, ignoring.\n");
3790                 return 0;
3791         }
3792
3793         script->cpus = cpu_map__new_data(&event->cpu_map.data);
3794         if (!script->cpus)
3795                 return -ENOMEM;
3796
3797         return set_maps(script);
3798 }
3799
3800 static int process_feature_event(struct perf_session *session,
3801                                  union perf_event *event)
3802 {
3803         if (event->feat.feat_id < HEADER_LAST_FEATURE)
3804                 return perf_event__process_feature(session, event);
3805         return 0;
3806 }
3807
3808 #ifdef HAVE_AUXTRACE_SUPPORT
3809 static int perf_script__process_auxtrace_info(struct perf_session *session,
3810                                               union perf_event *event)
3811 {
3812         struct perf_tool *tool = session->tool;
3813
3814         int ret = perf_event__process_auxtrace_info(session, event);
3815
3816         if (ret == 0) {
3817                 struct perf_script *script = container_of(tool, struct perf_script, tool);
3818
3819                 ret = perf_script__setup_per_event_dump(script);
3820         }
3821
3822         return ret;
3823 }
3824 #else
3825 #define perf_script__process_auxtrace_info 0
3826 #endif
3827
3828 static int parse_insn_trace(const struct option *opt __maybe_unused,
3829                             const char *str, int unset __maybe_unused)
3830 {
3831         const char *fields = "+insn,-event,-period";
3832         int ret;
3833
3834         if (str) {
3835                 if (strcmp(str, "disasm") == 0)
3836                         fields = "+disasm,-event,-period";
3837                 else if (strlen(str) != 0 && strcmp(str, "raw") != 0) {
3838                         fprintf(stderr, "Only accept raw|disasm\n");
3839                         return -EINVAL;
3840                 }
3841         }
3842
3843         ret = parse_output_fields(NULL, fields, 0);
3844         if (ret < 0)
3845                 return ret;
3846
3847         itrace_parse_synth_opts(opt, "i0nse", 0);
3848         symbol_conf.nanosecs = true;
3849         return 0;
3850 }
3851
3852 static int parse_xed(const struct option *opt __maybe_unused,
3853                      const char *str __maybe_unused,
3854                      int unset __maybe_unused)
3855 {
3856         if (isatty(1))
3857                 force_pager("xed -F insn: -A -64 | less");
3858         else
3859                 force_pager("xed -F insn: -A -64");
3860         return 0;
3861 }
3862
3863 static int parse_call_trace(const struct option *opt __maybe_unused,
3864                             const char *str __maybe_unused,
3865                             int unset __maybe_unused)
3866 {
3867         parse_output_fields(NULL, "-ip,-addr,-event,-period,+callindent", 0);
3868         itrace_parse_synth_opts(opt, "cewp", 0);
3869         symbol_conf.nanosecs = true;
3870         symbol_conf.pad_output_len_dso = 50;
3871         return 0;
3872 }
3873
3874 static int parse_callret_trace(const struct option *opt __maybe_unused,
3875                             const char *str __maybe_unused,
3876                             int unset __maybe_unused)
3877 {
3878         parse_output_fields(NULL, "-ip,-addr,-event,-period,+callindent,+flags", 0);
3879         itrace_parse_synth_opts(opt, "crewp", 0);
3880         symbol_conf.nanosecs = true;
3881         return 0;
3882 }
3883
3884 int cmd_script(int argc, const char **argv)
3885 {
3886         bool show_full_info = false;
3887         bool header = false;
3888         bool header_only = false;
3889         bool script_started = false;
3890         bool unsorted_dump = false;
3891         char *rec_script_path = NULL;
3892         char *rep_script_path = NULL;
3893         struct perf_session *session;
3894         struct itrace_synth_opts itrace_synth_opts = {
3895                 .set = false,
3896                 .default_no_sample = true,
3897         };
3898         struct utsname uts;
3899         char *script_path = NULL;
3900         const char *dlfilter_file = NULL;
3901         const char **__argv;
3902         int i, j, err = 0;
3903         struct perf_script script = {
3904                 .tool = {
3905                         .sample          = process_sample_event,
3906                         .mmap            = perf_event__process_mmap,
3907                         .mmap2           = perf_event__process_mmap2,
3908                         .comm            = perf_event__process_comm,
3909                         .namespaces      = perf_event__process_namespaces,
3910                         .cgroup          = perf_event__process_cgroup,
3911                         .exit            = perf_event__process_exit,
3912                         .fork            = perf_event__process_fork,
3913                         .attr            = process_attr,
3914                         .event_update   = perf_event__process_event_update,
3915 #ifdef HAVE_LIBTRACEEVENT
3916                         .tracing_data    = perf_event__process_tracing_data,
3917 #endif
3918                         .feature         = process_feature_event,
3919                         .build_id        = perf_event__process_build_id,
3920                         .id_index        = perf_event__process_id_index,
3921                         .auxtrace_info   = perf_script__process_auxtrace_info,
3922                         .auxtrace        = perf_event__process_auxtrace,
3923                         .auxtrace_error  = perf_event__process_auxtrace_error,
3924                         .stat            = perf_event__process_stat_event,
3925                         .stat_round      = process_stat_round_event,
3926                         .stat_config     = process_stat_config_event,
3927                         .thread_map      = process_thread_map_event,
3928                         .cpu_map         = process_cpu_map_event,
3929                         .throttle        = process_throttle_event,
3930                         .unthrottle      = process_throttle_event,
3931                         .ordered_events  = true,
3932                         .ordering_requires_timestamps = true,
3933                 },
3934         };
3935         struct perf_data data = {
3936                 .mode = PERF_DATA_MODE_READ,
3937         };
3938         const struct option options[] = {
3939         OPT_BOOLEAN('D', "dump-raw-trace", &dump_trace,
3940                     "dump raw trace in ASCII"),
3941         OPT_BOOLEAN(0, "dump-unsorted-raw-trace", &unsorted_dump,
3942                     "dump unsorted raw trace in ASCII"),
3943         OPT_INCR('v', "verbose", &verbose,
3944                  "be more verbose (show symbol address, etc)"),
3945         OPT_BOOLEAN('L', "Latency", &latency_format,
3946                     "show latency attributes (irqs/preemption disabled, etc)"),
3947         OPT_CALLBACK_NOOPT('l', "list", NULL, NULL, "list available scripts",
3948                            list_available_scripts),
3949         OPT_CALLBACK_NOOPT(0, "list-dlfilters", NULL, NULL, "list available dlfilters",
3950                            list_available_dlfilters),
3951         OPT_CALLBACK('s', "script", NULL, "name",
3952                      "script file name (lang:script name, script name, or *)",
3953                      parse_scriptname),
3954         OPT_STRING('g', "gen-script", &generate_script_lang, "lang",
3955                    "generate perf-script.xx script in specified language"),
3956         OPT_STRING(0, "dlfilter", &dlfilter_file, "file", "filter .so file name"),
3957         OPT_CALLBACK(0, "dlarg", NULL, "argument", "filter argument",
3958                      add_dlarg),
3959         OPT_STRING('i', "input", &input_name, "file", "input file name"),
3960         OPT_BOOLEAN('d', "debug-mode", &debug_mode,
3961                    "do various checks like samples ordering and lost events"),
3962         OPT_BOOLEAN(0, "header", &header, "Show data header."),
3963         OPT_BOOLEAN(0, "header-only", &header_only, "Show only data header."),
3964         OPT_STRING('k', "vmlinux", &symbol_conf.vmlinux_name,
3965                    "file", "vmlinux pathname"),
3966         OPT_STRING(0, "kallsyms", &symbol_conf.kallsyms_name,
3967                    "file", "kallsyms pathname"),
3968         OPT_BOOLEAN('G', "hide-call-graph", &no_callchain,
3969                     "When printing symbols do not display call chain"),
3970         OPT_CALLBACK(0, "symfs", NULL, "directory",
3971                      "Look for files with symbols relative to this directory",
3972                      symbol__config_symfs),
3973         OPT_CALLBACK('F', "fields", NULL, "str",
3974                      "comma separated output fields prepend with 'type:'. "
3975                      "+field to add and -field to remove."
3976                      "Valid types: hw,sw,trace,raw,synth. "
3977                      "Fields: comm,tid,pid,time,cpu,event,trace,ip,sym,dso,dsoff,"
3978                      "addr,symoff,srcline,period,iregs,uregs,brstack,"
3979                      "brstacksym,flags,data_src,weight,bpf-output,brstackinsn,"
3980                      "brstackinsnlen,brstackdisasm,brstackoff,callindent,insn,disasm,insnlen,synth,"
3981                      "phys_addr,metric,misc,srccode,ipc,tod,data_page_size,"
3982                      "code_page_size,ins_lat,machine_pid,vcpu,cgroup,retire_lat",
3983                      parse_output_fields),
3984         OPT_BOOLEAN('a', "all-cpus", &system_wide,
3985                     "system-wide collection from all CPUs"),
3986         OPT_STRING(0, "dsos", &symbol_conf.dso_list_str, "dso[,dso...]",
3987                    "only consider symbols in these DSOs"),
3988         OPT_STRING('S', "symbols", &symbol_conf.sym_list_str, "symbol[,symbol...]",
3989                    "only consider these symbols"),
3990         OPT_INTEGER(0, "addr-range", &symbol_conf.addr_range,
3991                     "Use with -S to list traced records within address range"),
3992         OPT_CALLBACK_OPTARG(0, "insn-trace", &itrace_synth_opts, NULL, "raw|disasm",
3993                         "Decode instructions from itrace", parse_insn_trace),
3994         OPT_CALLBACK_OPTARG(0, "xed", NULL, NULL, NULL,
3995                         "Run xed disassembler on output", parse_xed),
3996         OPT_CALLBACK_OPTARG(0, "call-trace", &itrace_synth_opts, NULL, NULL,
3997                         "Decode calls from itrace", parse_call_trace),
3998         OPT_CALLBACK_OPTARG(0, "call-ret-trace", &itrace_synth_opts, NULL, NULL,
3999                         "Decode calls and returns from itrace", parse_callret_trace),
4000         OPT_STRING(0, "graph-function", &symbol_conf.graph_function, "symbol[,symbol...]",
4001                         "Only print symbols and callees with --call-trace/--call-ret-trace"),
4002         OPT_STRING(0, "stop-bt", &symbol_conf.bt_stop_list_str, "symbol[,symbol...]",
4003                    "Stop display of callgraph at these symbols"),
4004         OPT_STRING('C', "cpu", &cpu_list, "cpu", "list of cpus to profile"),
4005         OPT_STRING('c', "comms", &symbol_conf.comm_list_str, "comm[,comm...]",
4006                    "only display events for these comms"),
4007         OPT_STRING(0, "pid", &symbol_conf.pid_list_str, "pid[,pid...]",
4008                    "only consider symbols in these pids"),
4009         OPT_STRING(0, "tid", &symbol_conf.tid_list_str, "tid[,tid...]",
4010                    "only consider symbols in these tids"),
4011         OPT_UINTEGER(0, "max-stack", &scripting_max_stack,
4012                      "Set the maximum stack depth when parsing the callchain, "
4013                      "anything beyond the specified depth will be ignored. "
4014                      "Default: kernel.perf_event_max_stack or " __stringify(PERF_MAX_STACK_DEPTH)),
4015         OPT_BOOLEAN(0, "reltime", &reltime, "Show time stamps relative to start"),
4016         OPT_BOOLEAN(0, "deltatime", &deltatime, "Show time stamps relative to previous event"),
4017         OPT_BOOLEAN('I', "show-info", &show_full_info,
4018                     "display extended information from perf.data file"),
4019         OPT_BOOLEAN('\0', "show-kernel-path", &symbol_conf.show_kernel_path,
4020                     "Show the path of [kernel.kallsyms]"),
4021         OPT_BOOLEAN('\0', "show-task-events", &script.show_task_events,
4022                     "Show the fork/comm/exit events"),
4023         OPT_BOOLEAN('\0', "show-mmap-events", &script.show_mmap_events,
4024                     "Show the mmap events"),
4025         OPT_BOOLEAN('\0', "show-switch-events", &script.show_switch_events,
4026                     "Show context switch events (if recorded)"),
4027         OPT_BOOLEAN('\0', "show-namespace-events", &script.show_namespace_events,
4028                     "Show namespace events (if recorded)"),
4029         OPT_BOOLEAN('\0', "show-cgroup-events", &script.show_cgroup_events,
4030                     "Show cgroup events (if recorded)"),
4031         OPT_BOOLEAN('\0', "show-lost-events", &script.show_lost_events,
4032                     "Show lost events (if recorded)"),
4033         OPT_BOOLEAN('\0', "show-round-events", &script.show_round_events,
4034                     "Show round events (if recorded)"),
4035         OPT_BOOLEAN('\0', "show-bpf-events", &script.show_bpf_events,
4036                     "Show bpf related events (if recorded)"),
4037         OPT_BOOLEAN('\0', "show-text-poke-events", &script.show_text_poke_events,
4038                     "Show text poke related events (if recorded)"),
4039         OPT_BOOLEAN('\0', "per-event-dump", &script.per_event_dump,
4040                     "Dump trace output to files named by the monitored events"),
4041         OPT_BOOLEAN('f', "force", &symbol_conf.force, "don't complain, do it"),
4042         OPT_INTEGER(0, "max-blocks", &max_blocks,
4043                     "Maximum number of code blocks to dump with brstackinsn"),
4044         OPT_BOOLEAN(0, "ns", &symbol_conf.nanosecs,
4045                     "Use 9 decimal places when displaying time"),
4046         OPT_CALLBACK_OPTARG(0, "itrace", &itrace_synth_opts, NULL, "opts",
4047                             "Instruction Tracing options\n" ITRACE_HELP,
4048                             itrace_parse_synth_opts),
4049         OPT_BOOLEAN(0, "full-source-path", &srcline_full_filename,
4050                         "Show full source file name path for source lines"),
4051         OPT_BOOLEAN(0, "demangle", &symbol_conf.demangle,
4052                         "Enable symbol demangling"),
4053         OPT_BOOLEAN(0, "demangle-kernel", &symbol_conf.demangle_kernel,
4054                         "Enable kernel symbol demangling"),
4055         OPT_STRING(0, "time", &script.time_str, "str",
4056                    "Time span of interest (start,stop)"),
4057         OPT_BOOLEAN(0, "inline", &symbol_conf.inline_name,
4058                     "Show inline function"),
4059         OPT_STRING(0, "guestmount", &symbol_conf.guestmount, "directory",
4060                    "guest mount directory under which every guest os"
4061                    " instance has a subdir"),
4062         OPT_STRING(0, "guestvmlinux", &symbol_conf.default_guest_vmlinux_name,
4063                    "file", "file saving guest os vmlinux"),
4064         OPT_STRING(0, "guestkallsyms", &symbol_conf.default_guest_kallsyms,
4065                    "file", "file saving guest os /proc/kallsyms"),
4066         OPT_STRING(0, "guestmodules", &symbol_conf.default_guest_modules,
4067                    "file", "file saving guest os /proc/modules"),
4068         OPT_BOOLEAN(0, "guest-code", &symbol_conf.guest_code,
4069                     "Guest code can be found in hypervisor process"),
4070         OPT_BOOLEAN('\0', "stitch-lbr", &script.stitch_lbr,
4071                     "Enable LBR callgraph stitching approach"),
4072         OPTS_EVSWITCH(&script.evswitch),
4073         OPT_END()
4074         };
4075         const char * const script_subcommands[] = { "record", "report", NULL };
4076         const char *script_usage[] = {
4077                 "perf script [<options>]",
4078                 "perf script [<options>] record <script> [<record-options>] <command>",
4079                 "perf script [<options>] report <script> [script-args]",
4080                 "perf script [<options>] <script> [<record-options>] <command>",
4081                 "perf script [<options>] <top-script> [script-args]",
4082                 NULL
4083         };
4084
4085         perf_set_singlethreaded();
4086
4087         setup_scripting();
4088
4089         argc = parse_options_subcommand(argc, argv, options, script_subcommands, script_usage,
4090                              PARSE_OPT_STOP_AT_NON_OPTION);
4091
4092         if (symbol_conf.guestmount ||
4093             symbol_conf.default_guest_vmlinux_name ||
4094             symbol_conf.default_guest_kallsyms ||
4095             symbol_conf.default_guest_modules ||
4096             symbol_conf.guest_code) {
4097                 /*
4098                  * Enable guest sample processing.
4099                  */
4100                 perf_guest = true;
4101         }
4102
4103         data.path  = input_name;
4104         data.force = symbol_conf.force;
4105
4106         if (unsorted_dump) {
4107                 dump_trace = true;
4108                 script.tool.ordered_events = false;
4109         }
4110
4111         if (symbol__validate_sym_arguments())
4112                 return -1;
4113
4114         if (argc > 1 && strlen(argv[0]) > 2 && strstarts("record", argv[0])) {
4115                 rec_script_path = get_script_path(argv[1], RECORD_SUFFIX);
4116                 if (!rec_script_path)
4117                         return cmd_record(argc, argv);
4118         }
4119
4120         if (argc > 1 && strlen(argv[0]) > 2 && strstarts("report", argv[0])) {
4121                 rep_script_path = get_script_path(argv[1], REPORT_SUFFIX);
4122                 if (!rep_script_path) {
4123                         fprintf(stderr,
4124                                 "Please specify a valid report script"
4125                                 "(see 'perf script -l' for listing)\n");
4126                         return -1;
4127                 }
4128         }
4129
4130         if (reltime && deltatime) {
4131                 fprintf(stderr,
4132                         "reltime and deltatime - the two don't get along well. "
4133                         "Please limit to --reltime or --deltatime.\n");
4134                 return -1;
4135         }
4136
4137         if ((itrace_synth_opts.callchain || itrace_synth_opts.add_callchain) &&
4138             itrace_synth_opts.callchain_sz > scripting_max_stack)
4139                 scripting_max_stack = itrace_synth_opts.callchain_sz;
4140
4141         /* make sure PERF_EXEC_PATH is set for scripts */
4142         set_argv_exec_path(get_argv_exec_path());
4143
4144         if (argc && !script_name && !rec_script_path && !rep_script_path) {
4145                 int live_pipe[2];
4146                 int rep_args;
4147                 pid_t pid;
4148
4149                 rec_script_path = get_script_path(argv[0], RECORD_SUFFIX);
4150                 rep_script_path = get_script_path(argv[0], REPORT_SUFFIX);
4151
4152                 if (!rec_script_path && !rep_script_path) {
4153                         script_name = find_script(argv[0]);
4154                         if (script_name) {
4155                                 argc -= 1;
4156                                 argv += 1;
4157                                 goto script_found;
4158                         }
4159                         usage_with_options_msg(script_usage, options,
4160                                 "Couldn't find script `%s'\n\n See perf"
4161                                 " script -l for available scripts.\n", argv[0]);
4162                 }
4163
4164                 if (is_top_script(argv[0])) {
4165                         rep_args = argc - 1;
4166                 } else {
4167                         int rec_args;
4168
4169                         rep_args = has_required_arg(rep_script_path);
4170                         rec_args = (argc - 1) - rep_args;
4171                         if (rec_args < 0) {
4172                                 usage_with_options_msg(script_usage, options,
4173                                         "`%s' script requires options."
4174                                         "\n\n See perf script -l for available "
4175                                         "scripts and options.\n", argv[0]);
4176                         }
4177                 }
4178
4179                 if (pipe(live_pipe) < 0) {
4180                         perror("failed to create pipe");
4181                         return -1;
4182                 }
4183
4184                 pid = fork();
4185                 if (pid < 0) {
4186                         perror("failed to fork");
4187                         return -1;
4188                 }
4189
4190                 if (!pid) {
4191                         j = 0;
4192
4193                         dup2(live_pipe[1], 1);
4194                         close(live_pipe[0]);
4195
4196                         if (is_top_script(argv[0])) {
4197                                 system_wide = true;
4198                         } else if (!system_wide) {
4199                                 if (have_cmd(argc - rep_args, &argv[rep_args]) != 0) {
4200                                         err = -1;
4201                                         goto out;
4202                                 }
4203                         }
4204
4205                         __argv = malloc((argc + 6) * sizeof(const char *));
4206                         if (!__argv) {
4207                                 pr_err("malloc failed\n");
4208                                 err = -ENOMEM;
4209                                 goto out;
4210                         }
4211
4212                         __argv[j++] = "/bin/sh";
4213                         __argv[j++] = rec_script_path;
4214                         if (system_wide)
4215                                 __argv[j++] = "-a";
4216                         __argv[j++] = "-q";
4217                         __argv[j++] = "-o";
4218                         __argv[j++] = "-";
4219                         for (i = rep_args + 1; i < argc; i++)
4220                                 __argv[j++] = argv[i];
4221                         __argv[j++] = NULL;
4222
4223                         execvp("/bin/sh", (char **)__argv);
4224                         free(__argv);
4225                         exit(-1);
4226                 }
4227
4228                 dup2(live_pipe[0], 0);
4229                 close(live_pipe[1]);
4230
4231                 __argv = malloc((argc + 4) * sizeof(const char *));
4232                 if (!__argv) {
4233                         pr_err("malloc failed\n");
4234                         err = -ENOMEM;
4235                         goto out;
4236                 }
4237
4238                 j = 0;
4239                 __argv[j++] = "/bin/sh";
4240                 __argv[j++] = rep_script_path;
4241                 for (i = 1; i < rep_args + 1; i++)
4242                         __argv[j++] = argv[i];
4243                 __argv[j++] = "-i";
4244                 __argv[j++] = "-";
4245                 __argv[j++] = NULL;
4246
4247                 execvp("/bin/sh", (char **)__argv);
4248                 free(__argv);
4249                 exit(-1);
4250         }
4251 script_found:
4252         if (rec_script_path)
4253                 script_path = rec_script_path;
4254         if (rep_script_path)
4255                 script_path = rep_script_path;
4256
4257         if (script_path) {
4258                 j = 0;
4259
4260                 if (!rec_script_path)
4261                         system_wide = false;
4262                 else if (!system_wide) {
4263                         if (have_cmd(argc - 1, &argv[1]) != 0) {
4264                                 err = -1;
4265                                 goto out;
4266                         }
4267                 }
4268
4269                 __argv = malloc((argc + 2) * sizeof(const char *));
4270                 if (!__argv) {
4271                         pr_err("malloc failed\n");
4272                         err = -ENOMEM;
4273                         goto out;
4274                 }
4275
4276                 __argv[j++] = "/bin/sh";
4277                 __argv[j++] = script_path;
4278                 if (system_wide)
4279                         __argv[j++] = "-a";
4280                 for (i = 2; i < argc; i++)
4281                         __argv[j++] = argv[i];
4282                 __argv[j++] = NULL;
4283
4284                 execvp("/bin/sh", (char **)__argv);
4285                 free(__argv);
4286                 exit(-1);
4287         }
4288
4289         if (dlfilter_file) {
4290                 dlfilter = dlfilter__new(dlfilter_file, dlargc, dlargv);
4291                 if (!dlfilter)
4292                         return -1;
4293         }
4294
4295         if (!script_name) {
4296                 setup_pager();
4297                 use_browser = 0;
4298         }
4299
4300         session = perf_session__new(&data, &script.tool);
4301         if (IS_ERR(session))
4302                 return PTR_ERR(session);
4303
4304         if (header || header_only) {
4305                 script.tool.show_feat_hdr = SHOW_FEAT_HEADER;
4306                 perf_session__fprintf_info(session, stdout, show_full_info);
4307                 if (header_only)
4308                         goto out_delete;
4309         }
4310         if (show_full_info)
4311                 script.tool.show_feat_hdr = SHOW_FEAT_HEADER_FULL_INFO;
4312
4313         if (symbol__init(&session->header.env) < 0)
4314                 goto out_delete;
4315
4316         uname(&uts);
4317         if (data.is_pipe) { /* Assume pipe_mode indicates native_arch */
4318                 native_arch = true;
4319         } else if (session->header.env.arch) {
4320                 if (!strcmp(uts.machine, session->header.env.arch))
4321                         native_arch = true;
4322                 else if (!strcmp(uts.machine, "x86_64") &&
4323                          !strcmp(session->header.env.arch, "i386"))
4324                         native_arch = true;
4325         }
4326
4327         script.session = session;
4328         script__setup_sample_type(&script);
4329
4330         if ((output[PERF_TYPE_HARDWARE].fields & PERF_OUTPUT_CALLINDENT) ||
4331             symbol_conf.graph_function)
4332                 itrace_synth_opts.thread_stack = true;
4333
4334         session->itrace_synth_opts = &itrace_synth_opts;
4335
4336         if (cpu_list) {
4337                 err = perf_session__cpu_bitmap(session, cpu_list, cpu_bitmap);
4338                 if (err < 0)
4339                         goto out_delete;
4340                 itrace_synth_opts.cpu_bitmap = cpu_bitmap;
4341         }
4342
4343         if (!no_callchain)
4344                 symbol_conf.use_callchain = true;
4345         else
4346                 symbol_conf.use_callchain = false;
4347
4348 #ifdef HAVE_LIBTRACEEVENT
4349         if (session->tevent.pevent &&
4350             tep_set_function_resolver(session->tevent.pevent,
4351                                       machine__resolve_kernel_addr,
4352                                       &session->machines.host) < 0) {
4353                 pr_err("%s: failed to set libtraceevent function resolver\n", __func__);
4354                 err = -1;
4355                 goto out_delete;
4356         }
4357 #endif
4358         if (generate_script_lang) {
4359                 struct stat perf_stat;
4360                 int input;
4361
4362                 if (output_set_by_user()) {
4363                         fprintf(stderr,
4364                                 "custom fields not supported for generated scripts");
4365                         err = -EINVAL;
4366                         goto out_delete;
4367                 }
4368
4369                 input = open(data.path, O_RDONLY);      /* input_name */
4370                 if (input < 0) {
4371                         err = -errno;
4372                         perror("failed to open file");
4373                         goto out_delete;
4374                 }
4375
4376                 err = fstat(input, &perf_stat);
4377                 if (err < 0) {
4378                         perror("failed to stat file");
4379                         goto out_delete;
4380                 }
4381
4382                 if (!perf_stat.st_size) {
4383                         fprintf(stderr, "zero-sized file, nothing to do!\n");
4384                         goto out_delete;
4385                 }
4386
4387                 scripting_ops = script_spec__lookup(generate_script_lang);
4388                 if (!scripting_ops) {
4389                         fprintf(stderr, "invalid language specifier");
4390                         err = -ENOENT;
4391                         goto out_delete;
4392                 }
4393 #ifdef HAVE_LIBTRACEEVENT
4394                 err = scripting_ops->generate_script(session->tevent.pevent,
4395                                                      "perf-script");
4396 #else
4397                 err = scripting_ops->generate_script(NULL, "perf-script");
4398 #endif
4399                 goto out_delete;
4400         }
4401
4402         err = dlfilter__start(dlfilter, session);
4403         if (err)
4404                 goto out_delete;
4405
4406         if (script_name) {
4407                 err = scripting_ops->start_script(script_name, argc, argv, session);
4408                 if (err)
4409                         goto out_delete;
4410                 pr_debug("perf script started with script %s\n\n", script_name);
4411                 script_started = true;
4412         }
4413
4414
4415         err = perf_session__check_output_opt(session);
4416         if (err < 0)
4417                 goto out_delete;
4418
4419         if (script.time_str) {
4420                 err = perf_time__parse_for_ranges_reltime(script.time_str, session,
4421                                                   &script.ptime_range,
4422                                                   &script.range_size,
4423                                                   &script.range_num,
4424                                                   reltime);
4425                 if (err < 0)
4426                         goto out_delete;
4427
4428                 itrace_synth_opts__set_time_range(&itrace_synth_opts,
4429                                                   script.ptime_range,
4430                                                   script.range_num);
4431         }
4432
4433         err = evswitch__init(&script.evswitch, session->evlist, stderr);
4434         if (err)
4435                 goto out_delete;
4436
4437         if (zstd_init(&(session->zstd_data), 0) < 0)
4438                 pr_warning("Decompression initialization failed. Reported data may be incomplete.\n");
4439
4440         err = __cmd_script(&script);
4441
4442         flush_scripting();
4443
4444         if (verbose > 2 || debug_kmaps)
4445                 perf_session__dump_kmaps(session);
4446
4447 out_delete:
4448         if (script.ptime_range) {
4449                 itrace_synth_opts__clear_time_range(&itrace_synth_opts);
4450                 zfree(&script.ptime_range);
4451         }
4452
4453         zstd_fini(&(session->zstd_data));
4454         evlist__free_stats(session->evlist);
4455         perf_session__delete(session);
4456         perf_script__exit(&script);
4457
4458         if (script_started)
4459                 cleanup_scripting();
4460         dlfilter__cleanup(dlfilter);
4461         free_dlarg();
4462 out:
4463         return err;
4464 }