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 "util/annotate.h"
  66 #include "perf.h"
  67
  68 #include <linux/ctype.h>
  69 #ifdef HAVE_LIBTRACEEVENT
  70 #include <event-parse.h>
  71 #endif
  72
  73 static char const               *script_name;
  74 static char const               *generate_script_lang;
  75 static bool                     reltime;
  76 static bool                     deltatime;
  77 static u64                      initial_time;
  78 static u64                      previous_time;
  79 static bool                     debug_mode;
  80 static u64                      last_timestamp;
  81 static u64                      nr_unordered;
  82 static bool                     no_callchain;
  83 static bool                     latency_format;
  84 static bool                     system_wide;
  85 static bool                     print_flags;
  86 static const char               *cpu_list;
  87 static DECLARE_BITMAP(cpu_bitmap, MAX_NR_CPUS);
  88 static struct perf_stat_config  stat_config;
  89 static int                      max_blocks;
  90 static bool                     native_arch;
  91 static struct dlfilter          *dlfilter;
  92 static int                      dlargc;
  93 static char                     **dlargv;
  94
  95 unsigned int scripting_max_stack = PERF_MAX_STACK_DEPTH;
  96
  97 enum perf_output_field {
  98         PERF_OUTPUT_COMM            = 1ULL << 0,
  99         PERF_OUTPUT_TID             = 1ULL << 1,
 100         PERF_OUTPUT_PID             = 1ULL << 2,
 101         PERF_OUTPUT_TIME            = 1ULL << 3,
 102         PERF_OUTPUT_CPU             = 1ULL << 4,
 103         PERF_OUTPUT_EVNAME          = 1ULL << 5,
 104         PERF_OUTPUT_TRACE           = 1ULL << 6,
 105         PERF_OUTPUT_IP              = 1ULL << 7,
 106         PERF_OUTPUT_SYM             = 1ULL << 8,
 107         PERF_OUTPUT_DSO             = 1ULL << 9,
 108         PERF_OUTPUT_ADDR            = 1ULL << 10,
 109         PERF_OUTPUT_SYMOFFSET       = 1ULL << 11,
 110         PERF_OUTPUT_SRCLINE         = 1ULL << 12,
 111         PERF_OUTPUT_PERIOD          = 1ULL << 13,
 112         PERF_OUTPUT_IREGS           = 1ULL << 14,
 113         PERF_OUTPUT_BRSTACK         = 1ULL << 15,
 114         PERF_OUTPUT_BRSTACKSYM      = 1ULL << 16,
 115         PERF_OUTPUT_DATA_SRC        = 1ULL << 17,
 116         PERF_OUTPUT_WEIGHT          = 1ULL << 18,
 117         PERF_OUTPUT_BPF_OUTPUT      = 1ULL << 19,
 118         PERF_OUTPUT_CALLINDENT      = 1ULL << 20,
 119         PERF_OUTPUT_INSN            = 1ULL << 21,
 120         PERF_OUTPUT_INSNLEN         = 1ULL << 22,
 121         PERF_OUTPUT_BRSTACKINSN     = 1ULL << 23,
 122         PERF_OUTPUT_BRSTACKOFF      = 1ULL << 24,
 123         PERF_OUTPUT_SYNTH           = 1ULL << 25,
 124         PERF_OUTPUT_PHYS_ADDR       = 1ULL << 26,
 125         PERF_OUTPUT_UREGS           = 1ULL << 27,
 126         PERF_OUTPUT_METRIC          = 1ULL << 28,
 127         PERF_OUTPUT_MISC            = 1ULL << 29,
 128         PERF_OUTPUT_SRCCODE         = 1ULL << 30,
 129         PERF_OUTPUT_IPC             = 1ULL << 31,
 130         PERF_OUTPUT_TOD             = 1ULL << 32,
 131         PERF_OUTPUT_DATA_PAGE_SIZE  = 1ULL << 33,
 132         PERF_OUTPUT_CODE_PAGE_SIZE  = 1ULL << 34,
 133         PERF_OUTPUT_INS_LAT         = 1ULL << 35,
 134         PERF_OUTPUT_BRSTACKINSNLEN  = 1ULL << 36,
 135         PERF_OUTPUT_MACHINE_PID     = 1ULL << 37,
 136         PERF_OUTPUT_VCPU            = 1ULL << 38,
 137         PERF_OUTPUT_CGROUP          = 1ULL << 39,
 138         PERF_OUTPUT_RETIRE_LAT      = 1ULL << 40,
 139         PERF_OUTPUT_DSOFF           = 1ULL << 41,
 140         PERF_OUTPUT_DISASM          = 1ULL << 42,
 141         PERF_OUTPUT_BRSTACKDISASM   = 1ULL << 43,
 142         PERF_OUTPUT_BRCNTR          = 1ULL << 44,
 143 };
 144
 145 struct perf_script {
 146         struct perf_tool        tool;
 147         struct perf_session     *session;
 148         bool                    show_task_events;
 149         bool                    show_mmap_events;
 150         bool                    show_switch_events;
 151         bool                    show_namespace_events;
 152         bool                    show_lost_events;
 153         bool                    show_round_events;
 154         bool                    show_bpf_events;
 155         bool                    show_cgroup_events;
 156         bool                    show_text_poke_events;
 157         bool                    allocated;
 158         bool                    per_event_dump;
 159         bool                    stitch_lbr;
 160         struct evswitch         evswitch;
 161         struct perf_cpu_map     *cpus;
 162         struct perf_thread_map *threads;
 163         int                     name_width;
 164         const char              *time_str;
 165         struct perf_time_interval *ptime_range;
 166         int                     range_size;
 167         int                     range_num;
 168 };
 169
 170 struct output_option {
 171         const char *str;
 172         enum perf_output_field field;
 173 } all_output_options[] = {
 174         {.str = "comm",  .field = PERF_OUTPUT_COMM},
 175         {.str = "tid",   .field = PERF_OUTPUT_TID},
 176         {.str = "pid",   .field = PERF_OUTPUT_PID},
 177         {.str = "time",  .field = PERF_OUTPUT_TIME},
 178         {.str = "cpu",   .field = PERF_OUTPUT_CPU},
 179         {.str = "event", .field = PERF_OUTPUT_EVNAME},
 180         {.str = "trace", .field = PERF_OUTPUT_TRACE},
 181         {.str = "ip",    .field = PERF_OUTPUT_IP},
 182         {.str = "sym",   .field = PERF_OUTPUT_SYM},
 183         {.str = "dso",   .field = PERF_OUTPUT_DSO},
 184         {.str = "dsoff", .field = PERF_OUTPUT_DSOFF},
 185         {.str = "addr",  .field = PERF_OUTPUT_ADDR},
 186         {.str = "symoff", .field = PERF_OUTPUT_SYMOFFSET},
 187         {.str = "srcline", .field = PERF_OUTPUT_SRCLINE},
 188         {.str = "period", .field = PERF_OUTPUT_PERIOD},
 189         {.str = "iregs", .field = PERF_OUTPUT_IREGS},
 190         {.str = "uregs", .field = PERF_OUTPUT_UREGS},
 191         {.str = "brstack", .field = PERF_OUTPUT_BRSTACK},
 192         {.str = "brstacksym", .field = PERF_OUTPUT_BRSTACKSYM},
 193         {.str = "data_src", .field = PERF_OUTPUT_DATA_SRC},
 194         {.str = "weight",   .field = PERF_OUTPUT_WEIGHT},
 195         {.str = "bpf-output",   .field = PERF_OUTPUT_BPF_OUTPUT},
 196         {.str = "callindent", .field = PERF_OUTPUT_CALLINDENT},
 197         {.str = "insn", .field = PERF_OUTPUT_INSN},
 198         {.str = "disasm", .field = PERF_OUTPUT_DISASM},
 199         {.str = "insnlen", .field = PERF_OUTPUT_INSNLEN},
 200         {.str = "brstackinsn", .field = PERF_OUTPUT_BRSTACKINSN},
 201         {.str = "brstackoff", .field = PERF_OUTPUT_BRSTACKOFF},
 202         {.str = "synth", .field = PERF_OUTPUT_SYNTH},
 203         {.str = "phys_addr", .field = PERF_OUTPUT_PHYS_ADDR},
 204         {.str = "metric", .field = PERF_OUTPUT_METRIC},
 205         {.str = "misc", .field = PERF_OUTPUT_MISC},
 206         {.str = "srccode", .field = PERF_OUTPUT_SRCCODE},
 207         {.str = "ipc", .field = PERF_OUTPUT_IPC},
 208         {.str = "tod", .field = PERF_OUTPUT_TOD},
 209         {.str = "data_page_size", .field = PERF_OUTPUT_DATA_PAGE_SIZE},
 210         {.str = "code_page_size", .field = PERF_OUTPUT_CODE_PAGE_SIZE},
 211         {.str = "ins_lat", .field = PERF_OUTPUT_INS_LAT},
 212         {.str = "brstackinsnlen", .field = PERF_OUTPUT_BRSTACKINSNLEN},
 213         {.str = "machine_pid", .field = PERF_OUTPUT_MACHINE_PID},
 214         {.str = "vcpu", .field = PERF_OUTPUT_VCPU},
 215         {.str = "cgroup", .field = PERF_OUTPUT_CGROUP},
 216         {.str = "retire_lat", .field = PERF_OUTPUT_RETIRE_LAT},
 217         {.str = "brstackdisasm", .field = PERF_OUTPUT_BRSTACKDISASM},
 218         {.str = "brcntr", .field = PERF_OUTPUT_BRCNTR},
 219 };
 220
 221 enum {
 222         OUTPUT_TYPE_SYNTH = PERF_TYPE_MAX,
 223         OUTPUT_TYPE_OTHER,
 224         OUTPUT_TYPE_MAX
 225 };
 226
 227 /* default set to maintain compatibility with current format */
 228 static struct {
 229         bool user_set;
 230         bool wildcard_set;
 231         unsigned int print_ip_opts;
 232         u64 fields;
 233         u64 invalid_fields;
 234         u64 user_set_fields;
 235         u64 user_unset_fields;
 236 } output[OUTPUT_TYPE_MAX] = {
 237
 238         [PERF_TYPE_HARDWARE] = {
 239                 .user_set = false,
 240
 241                 .fields = PERF_OUTPUT_COMM | PERF_OUTPUT_TID |
 242                               PERF_OUTPUT_CPU | PERF_OUTPUT_TIME |
 243                               PERF_OUTPUT_EVNAME | PERF_OUTPUT_IP |
 244                               PERF_OUTPUT_SYM | PERF_OUTPUT_SYMOFFSET |
 245                               PERF_OUTPUT_DSO | PERF_OUTPUT_PERIOD,
 246
 247                 .invalid_fields = PERF_OUTPUT_TRACE | PERF_OUTPUT_BPF_OUTPUT,
 248         },
 249
 250         [PERF_TYPE_SOFTWARE] = {
 251                 .user_set = false,
 252
 253                 .fields = PERF_OUTPUT_COMM | PERF_OUTPUT_TID |
 254                               PERF_OUTPUT_CPU | PERF_OUTPUT_TIME |
 255                               PERF_OUTPUT_EVNAME | PERF_OUTPUT_IP |
 256                               PERF_OUTPUT_SYM | PERF_OUTPUT_SYMOFFSET |
 257                               PERF_OUTPUT_DSO | PERF_OUTPUT_PERIOD |
 258                               PERF_OUTPUT_BPF_OUTPUT,
 259
 260                 .invalid_fields = PERF_OUTPUT_TRACE,
 261         },
 262
 263         [PERF_TYPE_TRACEPOINT] = {
 264                 .user_set = false,
 265
 266                 .fields = PERF_OUTPUT_COMM | PERF_OUTPUT_TID |
 267                                   PERF_OUTPUT_CPU | PERF_OUTPUT_TIME |
 268                                   PERF_OUTPUT_EVNAME | PERF_OUTPUT_TRACE
 269         },
 270
 271         [PERF_TYPE_HW_CACHE] = {
 272                 .user_set = false,
 273
 274                 .fields = PERF_OUTPUT_COMM | PERF_OUTPUT_TID |
 275                               PERF_OUTPUT_CPU | PERF_OUTPUT_TIME |
 276                               PERF_OUTPUT_EVNAME | PERF_OUTPUT_IP |
 277                               PERF_OUTPUT_SYM | PERF_OUTPUT_SYMOFFSET |
 278                               PERF_OUTPUT_DSO | PERF_OUTPUT_PERIOD,
 279
 280                 .invalid_fields = PERF_OUTPUT_TRACE | PERF_OUTPUT_BPF_OUTPUT,
 281         },
 282
 283         [PERF_TYPE_RAW] = {
 284                 .user_set = false,
 285
 286                 .fields = PERF_OUTPUT_COMM | PERF_OUTPUT_TID |
 287                               PERF_OUTPUT_CPU | PERF_OUTPUT_TIME |
 288                               PERF_OUTPUT_EVNAME | PERF_OUTPUT_IP |
 289                               PERF_OUTPUT_SYM | PERF_OUTPUT_SYMOFFSET |
 290                               PERF_OUTPUT_DSO | PERF_OUTPUT_PERIOD |
 291                               PERF_OUTPUT_ADDR | PERF_OUTPUT_DATA_SRC |
 292                               PERF_OUTPUT_WEIGHT | PERF_OUTPUT_PHYS_ADDR |
 293                               PERF_OUTPUT_DATA_PAGE_SIZE | PERF_OUTPUT_CODE_PAGE_SIZE |
 294                               PERF_OUTPUT_INS_LAT | PERF_OUTPUT_RETIRE_LAT,
 295
 296                 .invalid_fields = PERF_OUTPUT_TRACE | PERF_OUTPUT_BPF_OUTPUT,
 297         },
 298
 299         [PERF_TYPE_BREAKPOINT] = {
 300                 .user_set = false,
 301
 302                 .fields = PERF_OUTPUT_COMM | PERF_OUTPUT_TID |
 303                               PERF_OUTPUT_CPU | PERF_OUTPUT_TIME |
 304                               PERF_OUTPUT_EVNAME | PERF_OUTPUT_IP |
 305                               PERF_OUTPUT_SYM | PERF_OUTPUT_SYMOFFSET |
 306                               PERF_OUTPUT_DSO | PERF_OUTPUT_PERIOD,
 307
 308                 .invalid_fields = PERF_OUTPUT_TRACE | PERF_OUTPUT_BPF_OUTPUT,
 309         },
 310
 311         [OUTPUT_TYPE_SYNTH] = {
 312                 .user_set = false,
 313
 314                 .fields = PERF_OUTPUT_COMM | PERF_OUTPUT_TID |
 315                               PERF_OUTPUT_CPU | PERF_OUTPUT_TIME |
 316                               PERF_OUTPUT_EVNAME | PERF_OUTPUT_IP |
 317                               PERF_OUTPUT_SYM | PERF_OUTPUT_SYMOFFSET |
 318                               PERF_OUTPUT_DSO | PERF_OUTPUT_SYNTH,
 319
 320                 .invalid_fields = PERF_OUTPUT_TRACE | PERF_OUTPUT_BPF_OUTPUT,
 321         },
 322
 323         [OUTPUT_TYPE_OTHER] = {
 324                 .user_set = false,
 325
 326                 .fields = PERF_OUTPUT_COMM | PERF_OUTPUT_TID |
 327                               PERF_OUTPUT_CPU | PERF_OUTPUT_TIME |
 328                               PERF_OUTPUT_EVNAME | PERF_OUTPUT_IP |
 329                               PERF_OUTPUT_SYM | PERF_OUTPUT_SYMOFFSET |
 330                               PERF_OUTPUT_DSO | PERF_OUTPUT_PERIOD,
 331
 332                 .invalid_fields = PERF_OUTPUT_TRACE | PERF_OUTPUT_BPF_OUTPUT,
 333         },
 334 };
 335
 336 struct evsel_script {
 337        char *filename;
 338        FILE *fp;
 339        u64  samples;
 340        /* For metric output */
 341        u64  val;
 342        int  gnum;
 343 };
 344
 345 static inline struct evsel_script *evsel_script(struct evsel *evsel)
 346 {
 347         return (struct evsel_script *)evsel->priv;
 348 }
 349
 350 static struct evsel_script *evsel_script__new(struct evsel *evsel, struct perf_data *data)
 351 {
 352         struct evsel_script *es = zalloc(sizeof(*es));
 353
 354         if (es != NULL) {
 355                 if (asprintf(&es->filename, "%s.%s.dump", data->file.path, evsel__name(evsel)) < 0)
 356                         goto out_free;
 357                 es->fp = fopen(es->filename, "w");
 358                 if (es->fp == NULL)
 359                         goto out_free_filename;
 360         }
 361
 362         return es;
 363 out_free_filename:
 364         zfree(&es->filename);
 365 out_free:
 366         free(es);
 367         return NULL;
 368 }
 369
 370 static void evsel_script__delete(struct evsel_script *es)
 371 {
 372         zfree(&es->filename);
 373         fclose(es->fp);
 374         es->fp = NULL;
 375         free(es);
 376 }
 377
 378 static int evsel_script__fprintf(struct evsel_script *es, FILE *fp)
 379 {
 380         struct stat st;
 381
 382         fstat(fileno(es->fp), &st);
 383         return fprintf(fp, "[ perf script: Wrote %.3f MB %s (%" PRIu64 " samples) ]\n",
 384                        st.st_size / 1024.0 / 1024.0, es->filename, es->samples);
 385 }
 386
 387 static inline int output_type(unsigned int type)
 388 {
 389         switch (type) {
 390         case PERF_TYPE_SYNTH:
 391                 return OUTPUT_TYPE_SYNTH;
 392         default:
 393                 if (type < PERF_TYPE_MAX)
 394                         return type;
 395         }
 396
 397         return OUTPUT_TYPE_OTHER;
 398 }
 399
 400 static bool output_set_by_user(void)
 401 {
 402         int j;
 403         for (j = 0; j < OUTPUT_TYPE_MAX; ++j) {
 404                 if (output[j].user_set)
 405                         return true;
 406         }
 407         return false;
 408 }
 409
 410 static const char *output_field2str(enum perf_output_field field)
 411 {
 412         int i, imax = ARRAY_SIZE(all_output_options);
 413         const char *str = "";
 414
 415         for (i = 0; i < imax; ++i) {
 416                 if (all_output_options[i].field == field) {
 417                         str = all_output_options[i].str;
 418                         break;
 419                 }
 420         }
 421         return str;
 422 }
 423
 424 #define PRINT_FIELD(x)  (output[output_type(attr->type)].fields & PERF_OUTPUT_##x)
 425
 426 static int evsel__do_check_stype(struct evsel *evsel, u64 sample_type, const char *sample_msg,
 427                                  enum perf_output_field field, bool allow_user_set)
 428 {
 429         struct perf_event_attr *attr = &evsel->core.attr;
 430         int type = output_type(attr->type);
 431         const char *evname;
 432
 433         if (attr->sample_type & sample_type)
 434                 return 0;
 435
 436         if (output[type].user_set_fields & field) {
 437                 if (allow_user_set)
 438                         return 0;
 439                 evname = evsel__name(evsel);
 440                 pr_err("Samples for '%s' event do not have %s attribute set. "
 441                        "Cannot print '%s' field.\n",
 442                        evname, sample_msg, output_field2str(field));
 443                 return -1;
 444         }
 445
 446         /* user did not ask for it explicitly so remove from the default list */
 447         output[type].fields &= ~field;
 448         evname = evsel__name(evsel);
 449         pr_debug("Samples for '%s' event do not have %s attribute set. "
 450                  "Skipping '%s' field.\n",
 451                  evname, sample_msg, output_field2str(field));
 452
 453         return 0;
 454 }
 455
 456 static int evsel__check_stype(struct evsel *evsel, u64 sample_type, const char *sample_msg,
 457                               enum perf_output_field field)
 458 {
 459         return evsel__do_check_stype(evsel, sample_type, sample_msg, field, false);
 460 }
 461
 462 static int evsel__check_attr(struct evsel *evsel, struct perf_session *session)
 463 {
 464         struct perf_event_attr *attr = &evsel->core.attr;
 465         bool allow_user_set;
 466
 467         if (evsel__is_dummy_event(evsel))
 468                 return 0;
 469
 470         if (perf_header__has_feat(&session->header, HEADER_STAT))
 471                 return 0;
 472
 473         allow_user_set = perf_header__has_feat(&session->header,
 474                                                HEADER_AUXTRACE);
 475
 476         if (PRINT_FIELD(TRACE) &&
 477             !perf_session__has_traces(session, "record -R"))
 478                 return -EINVAL;
 479
 480         if (PRINT_FIELD(IP)) {
 481                 if (evsel__check_stype(evsel, PERF_SAMPLE_IP, "IP", PERF_OUTPUT_IP))
 482                         return -EINVAL;
 483         }
 484
 485         if (PRINT_FIELD(ADDR) &&
 486             evsel__do_check_stype(evsel, PERF_SAMPLE_ADDR, "ADDR", PERF_OUTPUT_ADDR, allow_user_set))
 487                 return -EINVAL;
 488
 489         if (PRINT_FIELD(DATA_SRC) &&
 490             evsel__do_check_stype(evsel, PERF_SAMPLE_DATA_SRC, "DATA_SRC", PERF_OUTPUT_DATA_SRC, allow_user_set))
 491                 return -EINVAL;
 492
 493         if (PRINT_FIELD(WEIGHT) &&
 494             evsel__do_check_stype(evsel, PERF_SAMPLE_WEIGHT_TYPE, "WEIGHT", PERF_OUTPUT_WEIGHT, allow_user_set))
 495                 return -EINVAL;
 496
 497         if (PRINT_FIELD(SYM) &&
 498             !(evsel->core.attr.sample_type & (PERF_SAMPLE_IP|PERF_SAMPLE_ADDR))) {
 499                 pr_err("Display of symbols requested but neither sample IP nor "
 500                            "sample address\navailable. Hence, no addresses to convert "
 501                        "to symbols.\n");
 502                 return -EINVAL;
 503         }
 504         if (PRINT_FIELD(SYMOFFSET) && !PRINT_FIELD(SYM)) {
 505                 pr_err("Display of offsets requested but symbol is not"
 506                        "selected.\n");
 507                 return -EINVAL;
 508         }
 509         if (PRINT_FIELD(DSO) &&
 510             !(evsel->core.attr.sample_type & (PERF_SAMPLE_IP|PERF_SAMPLE_ADDR))) {
 511                 pr_err("Display of DSO requested but no address to convert.\n");
 512                 return -EINVAL;
 513         }
 514         if ((PRINT_FIELD(SRCLINE) || PRINT_FIELD(SRCCODE)) && !PRINT_FIELD(IP)) {
 515                 pr_err("Display of source line number requested but sample IP is not\n"
 516                        "selected. Hence, no address to lookup the source line number.\n");
 517                 return -EINVAL;
 518         }
 519         if ((PRINT_FIELD(BRSTACKINSN) || PRINT_FIELD(BRSTACKINSNLEN) || PRINT_FIELD(BRSTACKDISASM))
 520             && !allow_user_set &&
 521             !(evlist__combined_branch_type(session->evlist) & PERF_SAMPLE_BRANCH_ANY)) {
 522                 pr_err("Display of branch stack assembler requested, but non all-branch filter set\n"
 523                        "Hint: run 'perf record -b ...'\n");
 524                 return -EINVAL;
 525         }
 526         if (PRINT_FIELD(BRCNTR) &&
 527             !(evlist__combined_branch_type(session->evlist) & PERF_SAMPLE_BRANCH_COUNTERS)) {
 528                 pr_err("Display of branch counter requested but it's not enabled\n"
 529                        "Hint: run 'perf record -j any,counter ...'\n");
 530                 return -EINVAL;
 531         }
 532         if ((PRINT_FIELD(PID) || PRINT_FIELD(TID)) &&
 533             evsel__check_stype(evsel, PERF_SAMPLE_TID, "TID", PERF_OUTPUT_TID|PERF_OUTPUT_PID))
 534                 return -EINVAL;
 535
 536         if (PRINT_FIELD(TIME) &&
 537             evsel__check_stype(evsel, PERF_SAMPLE_TIME, "TIME", PERF_OUTPUT_TIME))
 538                 return -EINVAL;
 539
 540         if (PRINT_FIELD(CPU) &&
 541             evsel__do_check_stype(evsel, PERF_SAMPLE_CPU, "CPU", PERF_OUTPUT_CPU, allow_user_set))
 542                 return -EINVAL;
 543
 544         if (PRINT_FIELD(IREGS) &&
 545             evsel__do_check_stype(evsel, PERF_SAMPLE_REGS_INTR, "IREGS", PERF_OUTPUT_IREGS, allow_user_set))
 546                 return -EINVAL;
 547
 548         if (PRINT_FIELD(UREGS) &&
 549             evsel__check_stype(evsel, PERF_SAMPLE_REGS_USER, "UREGS", PERF_OUTPUT_UREGS))
 550                 return -EINVAL;
 551
 552         if (PRINT_FIELD(PHYS_ADDR) &&
 553             evsel__do_check_stype(evsel, PERF_SAMPLE_PHYS_ADDR, "PHYS_ADDR", PERF_OUTPUT_PHYS_ADDR, allow_user_set))
 554                 return -EINVAL;
 555
 556         if (PRINT_FIELD(DATA_PAGE_SIZE) &&
 557             evsel__check_stype(evsel, PERF_SAMPLE_DATA_PAGE_SIZE, "DATA_PAGE_SIZE", PERF_OUTPUT_DATA_PAGE_SIZE))
 558                 return -EINVAL;
 559
 560         if (PRINT_FIELD(CODE_PAGE_SIZE) &&
 561             evsel__check_stype(evsel, PERF_SAMPLE_CODE_PAGE_SIZE, "CODE_PAGE_SIZE", PERF_OUTPUT_CODE_PAGE_SIZE))
 562                 return -EINVAL;
 563
 564         if (PRINT_FIELD(INS_LAT) &&
 565             evsel__check_stype(evsel, PERF_SAMPLE_WEIGHT_STRUCT, "WEIGHT_STRUCT", PERF_OUTPUT_INS_LAT))
 566                 return -EINVAL;
 567
 568         if (PRINT_FIELD(CGROUP) &&
 569             evsel__check_stype(evsel, PERF_SAMPLE_CGROUP, "CGROUP", PERF_OUTPUT_CGROUP)) {
 570                 pr_err("Hint: run 'perf record --all-cgroups ...'\n");
 571                 return -EINVAL;
 572         }
 573
 574         if (PRINT_FIELD(RETIRE_LAT) &&
 575             evsel__check_stype(evsel, PERF_SAMPLE_WEIGHT_STRUCT, "WEIGHT_STRUCT", PERF_OUTPUT_RETIRE_LAT))
 576                 return -EINVAL;
 577
 578         return 0;
 579 }
 580
 581 static void set_print_ip_opts(struct perf_event_attr *attr)
 582 {
 583         unsigned int type = output_type(attr->type);
 584
 585         output[type].print_ip_opts = 0;
 586         if (PRINT_FIELD(IP))
 587                 output[type].print_ip_opts |= EVSEL__PRINT_IP;
 588
 589         if (PRINT_FIELD(SYM))
 590                 output[type].print_ip_opts |= EVSEL__PRINT_SYM;
 591
 592         if (PRINT_FIELD(DSO))
 593                 output[type].print_ip_opts |= EVSEL__PRINT_DSO;
 594
 595         if (PRINT_FIELD(DSOFF))
 596                 output[type].print_ip_opts |= EVSEL__PRINT_DSOFF;
 597
 598         if (PRINT_FIELD(SYMOFFSET))
 599                 output[type].print_ip_opts |= EVSEL__PRINT_SYMOFFSET;
 600
 601         if (PRINT_FIELD(SRCLINE))
 602                 output[type].print_ip_opts |= EVSEL__PRINT_SRCLINE;
 603 }
 604
 605 static struct evsel *find_first_output_type(struct evlist *evlist,
 606                                             unsigned int type)
 607 {
 608         struct evsel *evsel;
 609
 610         evlist__for_each_entry(evlist, evsel) {
 611                 if (evsel__is_dummy_event(evsel))
 612                         continue;
 613                 if (output_type(evsel->core.attr.type) == (int)type)
 614                         return evsel;
 615         }
 616         return NULL;
 617 }
 618
 619 /*
 620  * verify all user requested events exist and the samples
 621  * have the expected data
 622  */
 623 static int perf_session__check_output_opt(struct perf_session *session)
 624 {
 625         bool tod = false;
 626         unsigned int j;
 627         struct evsel *evsel;
 628
 629         for (j = 0; j < OUTPUT_TYPE_MAX; ++j) {
 630                 evsel = find_first_output_type(session->evlist, j);
 631
 632                 /*
 633                  * even if fields is set to 0 (ie., show nothing) event must
 634                  * exist if user explicitly includes it on the command line
 635                  */
 636                 if (!evsel && output[j].user_set && !output[j].wildcard_set &&
 637                     j != OUTPUT_TYPE_SYNTH) {
 638                         pr_err("%s events do not exist. "
 639                                "Remove corresponding -F option to proceed.\n",
 640                                event_type(j));
 641                         return -1;
 642                 }
 643
 644                 if (evsel && output[j].fields &&
 645                         evsel__check_attr(evsel, session))
 646                         return -1;
 647
 648                 if (evsel == NULL)
 649                         continue;
 650
 651                 /* 'dsoff' implys 'dso' field */
 652                 if (output[j].fields & PERF_OUTPUT_DSOFF)
 653                         output[j].fields |= PERF_OUTPUT_DSO;
 654
 655                 set_print_ip_opts(&evsel->core.attr);
 656                 tod |= output[j].fields & PERF_OUTPUT_TOD;
 657         }
 658
 659         if (!no_callchain) {
 660                 bool use_callchain = false;
 661                 bool not_pipe = false;
 662
 663                 evlist__for_each_entry(session->evlist, evsel) {
 664                         not_pipe = true;
 665                         if (evsel__has_callchain(evsel)) {
 666                                 use_callchain = true;
 667                                 break;
 668                         }
 669                 }
 670                 if (not_pipe && !use_callchain)
 671                         symbol_conf.use_callchain = false;
 672         }
 673
 674         /*
 675          * set default for tracepoints to print symbols only
 676          * if callchains are present
 677          */
 678         if (symbol_conf.use_callchain &&
 679             !output[PERF_TYPE_TRACEPOINT].user_set) {
 680                 j = PERF_TYPE_TRACEPOINT;
 681
 682                 evlist__for_each_entry(session->evlist, evsel) {
 683                         if (evsel->core.attr.type != j)
 684                                 continue;
 685
 686                         if (evsel__has_callchain(evsel)) {
 687                                 output[j].fields |= PERF_OUTPUT_IP;
 688                                 output[j].fields |= PERF_OUTPUT_SYM;
 689                                 output[j].fields |= PERF_OUTPUT_SYMOFFSET;
 690                                 output[j].fields |= PERF_OUTPUT_DSO;
 691                                 set_print_ip_opts(&evsel->core.attr);
 692                                 goto out;
 693                         }
 694                 }
 695         }
 696
 697         if (tod && !session->header.env.clock.enabled) {
 698                 pr_err("Can't provide 'tod' time, missing clock data. "
 699                        "Please record with -k/--clockid option.\n");
 700                 return -1;
 701         }
 702 out:
 703         return 0;
 704 }
 705
 706 static int perf_sample__fprintf_regs(struct regs_dump *regs, uint64_t mask, const char *arch,
 707                                      FILE *fp)
 708 {
 709         unsigned i = 0, r;
 710         int printed = 0;
 711
 712         if (!regs || !regs->regs)
 713                 return 0;
 714
 715         printed += fprintf(fp, " ABI:%" PRIu64 " ", regs->abi);
 716
 717         for_each_set_bit(r, (unsigned long *) &mask, sizeof(mask) * 8) {
 718                 u64 val = regs->regs[i++];
 719                 printed += fprintf(fp, "%5s:0x%"PRIx64" ", perf_reg_name(r, arch), val);
 720         }
 721
 722         return printed;
 723 }
 724
 725 #define DEFAULT_TOD_FMT "%F %H:%M:%S"
 726
 727 static char*
 728 tod_scnprintf(struct perf_script *script, char *buf, int buflen,
 729              u64 timestamp)
 730 {
 731         u64 tod_ns, clockid_ns;
 732         struct perf_env *env;
 733         unsigned long nsec;
 734         struct tm ltime;
 735         char date[64];
 736         time_t sec;
 737
 738         buf[0] = '\0';
 739         if (buflen < 64 || !script)
 740                 return buf;
 741
 742         env = &script->session->header.env;
 743         if (!env->clock.enabled) {
 744                 scnprintf(buf, buflen, "disabled");
 745                 return buf;
 746         }
 747
 748         clockid_ns = env->clock.clockid_ns;
 749         tod_ns     = env->clock.tod_ns;
 750
 751         if (timestamp > clockid_ns)
 752                 tod_ns += timestamp - clockid_ns;
 753         else
 754                 tod_ns -= clockid_ns - timestamp;
 755
 756         sec  = (time_t) (tod_ns / NSEC_PER_SEC);
 757         nsec = tod_ns - sec * NSEC_PER_SEC;
 758
 759         if (localtime_r(&sec, &ltime) == NULL) {
 760                 scnprintf(buf, buflen, "failed");
 761         } else {
 762                 strftime(date, sizeof(date), DEFAULT_TOD_FMT, &ltime);
 763
 764                 if (symbol_conf.nanosecs) {
 765                         snprintf(buf, buflen, "%s.%09lu", date, nsec);
 766                 } else {
 767                         snprintf(buf, buflen, "%s.%06lu",
 768                                  date, nsec / NSEC_PER_USEC);
 769                 }
 770         }
 771
 772         return buf;
 773 }
 774
 775 static int perf_sample__fprintf_iregs(struct perf_sample *sample,
 776                                       struct perf_event_attr *attr, const char *arch, FILE *fp)
 777 {
 778         return perf_sample__fprintf_regs(&sample->intr_regs,
 779                                          attr->sample_regs_intr, arch, fp);
 780 }
 781
 782 static int perf_sample__fprintf_uregs(struct perf_sample *sample,
 783                                       struct perf_event_attr *attr, const char *arch, FILE *fp)
 784 {
 785         return perf_sample__fprintf_regs(&sample->user_regs,
 786                                          attr->sample_regs_user, arch, fp);
 787 }
 788
 789 static int perf_sample__fprintf_start(struct perf_script *script,
 790                                       struct perf_sample *sample,
 791                                       struct thread *thread,
 792                                       struct evsel *evsel,
 793                                       u32 type, FILE *fp)
 794 {
 795         struct perf_event_attr *attr = &evsel->core.attr;
 796         unsigned long secs;
 797         unsigned long long nsecs;
 798         int printed = 0;
 799         char tstr[128];
 800
 801         /*
 802          * Print the branch counter's abbreviation list,
 803          * if the branch counter is available.
 804          */
 805         if (PRINT_FIELD(BRCNTR) && !verbose) {
 806                 char *buf;
 807
 808                 if (!annotation_br_cntr_abbr_list(&buf, evsel, true)) {
 809                         printed += fprintf(stdout, "%s", buf);
 810                         free(buf);
 811                 }
 812         }
 813
 814         if (PRINT_FIELD(MACHINE_PID) && sample->machine_pid)
 815                 printed += fprintf(fp, "VM:%5d ", sample->machine_pid);
 816
 817         /* Print VCPU only for guest events i.e. with machine_pid */
 818         if (PRINT_FIELD(VCPU) && sample->machine_pid)
 819                 printed += fprintf(fp, "VCPU:%03d ", sample->vcpu);
 820
 821         if (PRINT_FIELD(COMM)) {
 822                 const char *comm = thread ? thread__comm_str(thread) : ":-1";
 823
 824                 if (latency_format)
 825                         printed += fprintf(fp, "%8.8s ", comm);
 826                 else if (PRINT_FIELD(IP) && evsel__has_callchain(evsel) && symbol_conf.use_callchain)
 827                         printed += fprintf(fp, "%s ", comm);
 828                 else
 829                         printed += fprintf(fp, "%16s ", comm);
 830         }
 831
 832         if (PRINT_FIELD(PID) && PRINT_FIELD(TID))
 833                 printed += fprintf(fp, "%7d/%-7d ", sample->pid, sample->tid);
 834         else if (PRINT_FIELD(PID))
 835                 printed += fprintf(fp, "%7d ", sample->pid);
 836         else if (PRINT_FIELD(TID))
 837                 printed += fprintf(fp, "%7d ", sample->tid);
 838
 839         if (PRINT_FIELD(CPU)) {
 840                 if (latency_format)
 841                         printed += fprintf(fp, "%3d ", sample->cpu);
 842                 else
 843                         printed += fprintf(fp, "[%03d] ", sample->cpu);
 844         }
 845
 846         if (PRINT_FIELD(MISC)) {
 847                 int ret = 0;
 848
 849                 #define has(m) \
 850                         (sample->misc & PERF_RECORD_MISC_##m) == PERF_RECORD_MISC_##m
 851
 852                 if (has(KERNEL))
 853                         ret += fprintf(fp, "K");
 854                 if (has(USER))
 855                         ret += fprintf(fp, "U");
 856                 if (has(HYPERVISOR))
 857                         ret += fprintf(fp, "H");
 858                 if (has(GUEST_KERNEL))
 859                         ret += fprintf(fp, "G");
 860                 if (has(GUEST_USER))
 861                         ret += fprintf(fp, "g");
 862
 863                 switch (type) {
 864                 case PERF_RECORD_MMAP:
 865                 case PERF_RECORD_MMAP2:
 866                         if (has(MMAP_DATA))
 867                                 ret += fprintf(fp, "M");
 868                         break;
 869                 case PERF_RECORD_COMM:
 870                         if (has(COMM_EXEC))
 871                                 ret += fprintf(fp, "E");
 872                         break;
 873                 case PERF_RECORD_SWITCH:
 874                 case PERF_RECORD_SWITCH_CPU_WIDE:
 875                         if (has(SWITCH_OUT)) {
 876                                 ret += fprintf(fp, "S");
 877                                 if (sample->misc & PERF_RECORD_MISC_SWITCH_OUT_PREEMPT)
 878                                         ret += fprintf(fp, "p");
 879                         }
 880                 default:
 881                         break;
 882                 }
 883
 884                 #undef has
 885
 886                 ret += fprintf(fp, "%*s", 6 - ret, " ");
 887                 printed += ret;
 888         }
 889
 890         if (PRINT_FIELD(TOD)) {
 891                 tod_scnprintf(script, tstr, sizeof(tstr), sample->time);
 892                 printed += fprintf(fp, "%s ", tstr);
 893         }
 894
 895         if (PRINT_FIELD(TIME)) {
 896                 u64 t = sample->time;
 897                 if (reltime) {
 898                         if (!initial_time)
 899                                 initial_time = sample->time;
 900                         t = sample->time - initial_time;
 901                 } else if (deltatime) {
 902                         if (previous_time)
 903                                 t = sample->time - previous_time;
 904                         else {
 905                                 t = 0;
 906                         }
 907                         previous_time = sample->time;
 908                 }
 909                 nsecs = t;
 910                 secs = nsecs / NSEC_PER_SEC;
 911                 nsecs -= secs * NSEC_PER_SEC;
 912
 913                 if (symbol_conf.nanosecs)
 914                         printed += fprintf(fp, "%5lu.%09llu: ", secs, nsecs);
 915                 else {
 916                         char sample_time[32];
 917                         timestamp__scnprintf_usec(t, sample_time, sizeof(sample_time));
 918                         printed += fprintf(fp, "%12s: ", sample_time);
 919                 }
 920         }
 921
 922         return printed;
 923 }
 924
 925 static inline char
 926 mispred_str(struct branch_entry *br)
 927 {
 928         if (!(br->flags.mispred  || br->flags.predicted))
 929                 return '-';
 930
 931         return br->flags.predicted ? 'P' : 'M';
 932 }
 933
 934 static int print_bstack_flags(FILE *fp, struct branch_entry *br)
 935 {
 936         return fprintf(fp, "/%c/%c/%c/%d/%s/%s ",
 937                        mispred_str(br),
 938                        br->flags.in_tx ? 'X' : '-',
 939                        br->flags.abort ? 'A' : '-',
 940                        br->flags.cycles,
 941                        get_branch_type(br),
 942                        br->flags.spec ? branch_spec_desc(br->flags.spec) : "-");
 943 }
 944
 945 static int perf_sample__fprintf_brstack(struct perf_sample *sample,
 946                                         struct thread *thread,
 947                                         struct perf_event_attr *attr, FILE *fp)
 948 {
 949         struct branch_stack *br = sample->branch_stack;
 950         struct branch_entry *entries = perf_sample__branch_entries(sample);
 951         u64 i, from, to;
 952         int printed = 0;
 953
 954         if (!(br && br->nr))
 955                 return 0;
 956
 957         for (i = 0; i < br->nr; i++) {
 958                 from = entries[i].from;
 959                 to   = entries[i].to;
 960
 961                 printed += fprintf(fp, " 0x%"PRIx64, from);
 962                 if (PRINT_FIELD(DSO)) {
 963                         struct addr_location alf, alt;
 964
 965                         addr_location__init(&alf);
 966                         addr_location__init(&alt);
 967                         thread__find_map_fb(thread, sample->cpumode, from, &alf);
 968                         thread__find_map_fb(thread, sample->cpumode, to, &alt);
 969
 970                         printed += map__fprintf_dsoname_dsoff(alf.map, PRINT_FIELD(DSOFF), alf.addr, fp);
 971                         printed += fprintf(fp, "/0x%"PRIx64, to);
 972                         printed += map__fprintf_dsoname_dsoff(alt.map, PRINT_FIELD(DSOFF), alt.addr, fp);
 973                         addr_location__exit(&alt);
 974                         addr_location__exit(&alf);
 975                 } else
 976                         printed += fprintf(fp, "/0x%"PRIx64, to);
 977
 978                 printed += print_bstack_flags(fp, entries + i);
 979         }
 980
 981         return printed;
 982 }
 983
 984 static int perf_sample__fprintf_brstacksym(struct perf_sample *sample,
 985                                            struct thread *thread,
 986                                            struct perf_event_attr *attr, FILE *fp)
 987 {
 988         struct branch_stack *br = sample->branch_stack;
 989         struct branch_entry *entries = perf_sample__branch_entries(sample);
 990         u64 i, from, to;
 991         int printed = 0;
 992
 993         if (!(br && br->nr))
 994                 return 0;
 995
 996         for (i = 0; i < br->nr; i++) {
 997                 struct addr_location alf, alt;
 998
 999                 addr_location__init(&alf);
1000                 addr_location__init(&alt);
1001                 from = entries[i].from;
1002                 to   = entries[i].to;
1003
1004                 thread__find_symbol_fb(thread, sample->cpumode, from, &alf);
1005                 thread__find_symbol_fb(thread, sample->cpumode, to, &alt);
1006
1007                 printed += symbol__fprintf_symname_offs(alf.sym, &alf, fp);
1008                 if (PRINT_FIELD(DSO))
1009                         printed += map__fprintf_dsoname_dsoff(alf.map, PRINT_FIELD(DSOFF), alf.addr, fp);
1010                 printed += fprintf(fp, "%c", '/');
1011                 printed += symbol__fprintf_symname_offs(alt.sym, &alt, fp);
1012                 if (PRINT_FIELD(DSO))
1013                         printed += map__fprintf_dsoname_dsoff(alt.map, PRINT_FIELD(DSOFF), alt.addr, fp);
1014                 printed += print_bstack_flags(fp, entries + i);
1015                 addr_location__exit(&alt);
1016                 addr_location__exit(&alf);
1017         }
1018
1019         return printed;
1020 }
1021
1022 static int perf_sample__fprintf_brstackoff(struct perf_sample *sample,
1023                                            struct thread *thread,
1024                                            struct perf_event_attr *attr, FILE *fp)
1025 {
1026         struct branch_stack *br = sample->branch_stack;
1027         struct branch_entry *entries = perf_sample__branch_entries(sample);
1028         u64 i, from, to;
1029         int printed = 0;
1030
1031         if (!(br && br->nr))
1032                 return 0;
1033
1034         for (i = 0; i < br->nr; i++) {
1035                 struct addr_location alf, alt;
1036
1037                 addr_location__init(&alf);
1038                 addr_location__init(&alt);
1039                 from = entries[i].from;
1040                 to   = entries[i].to;
1041
1042                 if (thread__find_map_fb(thread, sample->cpumode, from, &alf) &&
1043                     !dso__adjust_symbols(map__dso(alf.map)))
1044                         from = map__dso_map_ip(alf.map, from);
1045
1046                 if (thread__find_map_fb(thread, sample->cpumode, to, &alt) &&
1047                     !dso__adjust_symbols(map__dso(alt.map)))
1048                         to = map__dso_map_ip(alt.map, to);
1049
1050                 printed += fprintf(fp, " 0x%"PRIx64, from);
1051                 if (PRINT_FIELD(DSO))
1052                         printed += map__fprintf_dsoname_dsoff(alf.map, PRINT_FIELD(DSOFF), alf.addr, fp);
1053                 printed += fprintf(fp, "/0x%"PRIx64, to);
1054                 if (PRINT_FIELD(DSO))
1055                         printed += map__fprintf_dsoname_dsoff(alt.map, PRINT_FIELD(DSOFF), alt.addr, fp);
1056                 printed += print_bstack_flags(fp, entries + i);
1057                 addr_location__exit(&alt);
1058                 addr_location__exit(&alf);
1059         }
1060
1061         return printed;
1062 }
1063 #define MAXBB 16384UL
1064
1065 static int grab_bb(u8 *buffer, u64 start, u64 end,
1066                     struct machine *machine, struct thread *thread,
1067                     bool *is64bit, u8 *cpumode, bool last)
1068 {
1069         long offset, len;
1070         struct addr_location al;
1071         bool kernel;
1072         struct dso *dso;
1073         int ret = 0;
1074
1075         if (!start || !end)
1076                 return 0;
1077
1078         kernel = machine__kernel_ip(machine, start);
1079         if (kernel)
1080                 *cpumode = PERF_RECORD_MISC_KERNEL;
1081         else
1082                 *cpumode = PERF_RECORD_MISC_USER;
1083
1084         /*
1085          * Block overlaps between kernel and user.
1086          * This can happen due to ring filtering
1087          * On Intel CPUs the entry into the kernel is filtered,
1088          * but the exit is not. Let the caller patch it up.
1089          */
1090         if (kernel != machine__kernel_ip(machine, end)) {
1091                 pr_debug("\tblock %" PRIx64 "-%" PRIx64 " transfers between kernel and user\n", start, end);
1092                 return -ENXIO;
1093         }
1094
1095         if (end - start > MAXBB - MAXINSN) {
1096                 if (last)
1097                         pr_debug("\tbrstack does not reach to final jump (%" PRIx64 "-%" PRIx64 ")\n", start, end);
1098                 else
1099                         pr_debug("\tblock %" PRIx64 "-%" PRIx64 " (%" PRIu64 ") too long to dump\n", start, end, end - start);
1100                 return 0;
1101         }
1102
1103         addr_location__init(&al);
1104         if (!thread__find_map(thread, *cpumode, start, &al) || (dso = map__dso(al.map)) == NULL) {
1105                 pr_debug("\tcannot resolve %" PRIx64 "-%" PRIx64 "\n", start, end);
1106                 goto out;
1107         }
1108         if (dso__data(dso)->status == DSO_DATA_STATUS_ERROR) {
1109                 pr_debug("\tcannot resolve %" PRIx64 "-%" PRIx64 "\n", start, end);
1110                 goto out;
1111         }
1112
1113         /* Load maps to ensure dso->is_64_bit has been updated */
1114         map__load(al.map);
1115
1116         offset = map__map_ip(al.map, start);
1117         len = dso__data_read_offset(dso, machine, offset, (u8 *)buffer,
1118                                     end - start + MAXINSN);
1119
1120         *is64bit = dso__is_64_bit(dso);
1121         if (len <= 0)
1122                 pr_debug("\tcannot fetch code for block at %" PRIx64 "-%" PRIx64 "\n",
1123                         start, end);
1124         ret = len;
1125 out:
1126         addr_location__exit(&al);
1127         return ret;
1128 }
1129
1130 static int map__fprintf_srccode(struct map *map, u64 addr, FILE *fp, struct srccode_state *state)
1131 {
1132         char *srcfile;
1133         int ret = 0;
1134         unsigned line;
1135         int len;
1136         char *srccode;
1137         struct dso *dso;
1138
1139         if (!map || (dso = map__dso(map)) == NULL)
1140                 return 0;
1141         srcfile = get_srcline_split(dso,
1142                                     map__rip_2objdump(map, addr),
1143                                     &line);
1144         if (!srcfile)
1145                 return 0;
1146
1147         /* Avoid redundant printing */
1148         if (state &&
1149             state->srcfile &&
1150             !strcmp(state->srcfile, srcfile) &&
1151             state->line == line) {
1152                 free(srcfile);
1153                 return 0;
1154         }
1155
1156         srccode = find_sourceline(srcfile, line, &len);
1157         if (!srccode)
1158                 goto out_free_line;
1159
1160         ret = fprintf(fp, "|%-8d %.*s", line, len, srccode);
1161
1162         if (state) {
1163                 state->srcfile = srcfile;
1164                 state->line = line;
1165         }
1166         return ret;
1167
1168 out_free_line:
1169         free(srcfile);
1170         return ret;
1171 }
1172
1173 static int print_srccode(struct thread *thread, u8 cpumode, uint64_t addr)
1174 {
1175         struct addr_location al;
1176         int ret = 0;
1177
1178         addr_location__init(&al);
1179         thread__find_map(thread, cpumode, addr, &al);
1180         if (!al.map)
1181                 goto out;
1182         ret = map__fprintf_srccode(al.map, al.addr, stdout,
1183                                    thread__srccode_state(thread));
1184         if (ret)
1185                 ret += printf("\n");
1186 out:
1187         addr_location__exit(&al);
1188         return ret;
1189 }
1190
1191 static int any_dump_insn(struct perf_event_attr *attr __maybe_unused,
1192                          struct perf_insn *x, uint64_t ip,
1193                          u8 *inbuf, int inlen, int *lenp,
1194                          FILE *fp)
1195 {
1196 #ifdef HAVE_LIBCAPSTONE_SUPPORT
1197         if (PRINT_FIELD(BRSTACKDISASM)) {
1198                 int printed = fprintf_insn_asm(x->machine, x->thread, x->cpumode, x->is64bit,
1199                                                (uint8_t *)inbuf, inlen, ip, lenp,
1200                                                PRINT_INSN_IMM_HEX, fp);
1201
1202                 if (printed > 0)
1203                         return printed;
1204         }
1205 #endif
1206         return fprintf(fp, "%s", dump_insn(x, ip, inbuf, inlen, lenp));
1207 }
1208
1209 static int add_padding(FILE *fp, int printed, int padding)
1210 {
1211         if (printed >= 0 && printed < padding)
1212                 printed += fprintf(fp, "%*s", padding - printed, "");
1213         return printed;
1214 }
1215
1216 static int ip__fprintf_jump(uint64_t ip, struct branch_entry *en,
1217                             struct perf_insn *x, u8 *inbuf, int len,
1218                             int insn, FILE *fp, int *total_cycles,
1219                             struct perf_event_attr *attr,
1220                             struct thread *thread,
1221                             struct evsel *evsel,
1222                             u64 br_cntr)
1223 {
1224         int ilen = 0;
1225         int printed = fprintf(fp, "\t%016" PRIx64 "\t", ip);
1226
1227         printed += add_padding(fp, any_dump_insn(attr, x, ip, inbuf, len, &ilen, fp), 30);
1228         printed += fprintf(fp, "\t");
1229
1230         if (PRINT_FIELD(BRSTACKINSNLEN))
1231                 printed += fprintf(fp, "ilen: %d\t", ilen);
1232
1233         if (PRINT_FIELD(SRCLINE)) {
1234                 struct addr_location al;
1235
1236                 addr_location__init(&al);
1237                 thread__find_map(thread, x->cpumode, ip, &al);
1238                 printed += map__fprintf_srcline(al.map, al.addr, " srcline: ", fp);
1239                 printed += fprintf(fp, "\t");
1240                 addr_location__exit(&al);
1241         }
1242
1243         if (PRINT_FIELD(BRCNTR)) {
1244                 struct evsel *pos = evsel__leader(evsel);
1245                 unsigned int i = 0, j, num, mask, width;
1246
1247                 perf_env__find_br_cntr_info(evsel__env(evsel), NULL, &width);
1248                 mask = (1L << width) - 1;
1249                 printed += fprintf(fp, "br_cntr: ");
1250                 evlist__for_each_entry_from(evsel->evlist, pos) {
1251                         if (!(pos->core.attr.branch_sample_type & PERF_SAMPLE_BRANCH_COUNTERS))
1252                                 continue;
1253                         if (evsel__leader(pos) != evsel__leader(evsel))
1254                                 break;
1255
1256                         num = (br_cntr >> (i++ * width)) & mask;
1257                         if (!verbose) {
1258                                 for (j = 0; j < num; j++)
1259                                         printed += fprintf(fp, "%s", pos->abbr_name);
1260                         } else
1261                                 printed += fprintf(fp, "%s %d ", pos->name, num);
1262                 }
1263                 printed += fprintf(fp, "\t");
1264         }
1265
1266         printed += fprintf(fp, "#%s%s%s%s",
1267                               en->flags.predicted ? " PRED" : "",
1268                               en->flags.mispred ? " MISPRED" : "",
1269                               en->flags.in_tx ? " INTX" : "",
1270                               en->flags.abort ? " ABORT" : "");
1271         if (en->flags.cycles) {
1272                 *total_cycles += en->flags.cycles;
1273                 printed += fprintf(fp, " %d cycles [%d]", en->flags.cycles, *total_cycles);
1274                 if (insn)
1275                         printed += fprintf(fp, " %.2f IPC", (float)insn / en->flags.cycles);
1276         }
1277
1278         return printed + fprintf(fp, "\n");
1279 }
1280
1281 static int ip__fprintf_sym(uint64_t addr, struct thread *thread,
1282                            u8 cpumode, int cpu, struct symbol **lastsym,
1283                            struct perf_event_attr *attr, FILE *fp)
1284 {
1285         struct addr_location al;
1286         int off, printed = 0, ret = 0;
1287
1288         addr_location__init(&al);
1289         thread__find_map(thread, cpumode, addr, &al);
1290
1291         if ((*lastsym) && al.addr >= (*lastsym)->start && al.addr < (*lastsym)->end)
1292                 goto out;
1293
1294         al.cpu = cpu;
1295         al.sym = NULL;
1296         if (al.map)
1297                 al.sym = map__find_symbol(al.map, al.addr);
1298
1299         if (!al.sym)
1300                 goto out;
1301
1302         if (al.addr < al.sym->end)
1303                 off = al.addr - al.sym->start;
1304         else
1305                 off = al.addr - map__start(al.map) - al.sym->start;
1306         printed += fprintf(fp, "\t%s", al.sym->name);
1307         if (off)
1308                 printed += fprintf(fp, "%+d", off);
1309         printed += fprintf(fp, ":");
1310         if (PRINT_FIELD(SRCLINE))
1311                 printed += map__fprintf_srcline(al.map, al.addr, "\t", fp);
1312         printed += fprintf(fp, "\n");
1313         *lastsym = al.sym;
1314
1315         ret = printed;
1316 out:
1317         addr_location__exit(&al);
1318         return ret;
1319 }
1320
1321 static int perf_sample__fprintf_brstackinsn(struct perf_sample *sample,
1322                                             struct evsel *evsel,
1323                                             struct thread *thread,
1324                                             struct perf_event_attr *attr,
1325                                             struct machine *machine, FILE *fp)
1326 {
1327         struct branch_stack *br = sample->branch_stack;
1328         struct branch_entry *entries = perf_sample__branch_entries(sample);
1329         u64 start, end;
1330         int i, insn, len, nr, ilen, printed = 0;
1331         struct perf_insn x;
1332         u8 buffer[MAXBB];
1333         unsigned off;
1334         struct symbol *lastsym = NULL;
1335         int total_cycles = 0;
1336         u64 br_cntr = 0;
1337
1338         if (!(br && br->nr))
1339                 return 0;
1340         nr = br->nr;
1341         if (max_blocks && nr > max_blocks + 1)
1342                 nr = max_blocks + 1;
1343
1344         x.thread = thread;
1345         x.machine = machine;
1346         x.cpu = sample->cpu;
1347
1348         if (PRINT_FIELD(BRCNTR) && sample->branch_stack_cntr)
1349                 br_cntr = sample->branch_stack_cntr[nr - 1];
1350
1351         printed += fprintf(fp, "%c", '\n');
1352
1353         /* Handle first from jump, of which we don't know the entry. */
1354         len = grab_bb(buffer, entries[nr-1].from,
1355                         entries[nr-1].from,
1356                         machine, thread, &x.is64bit, &x.cpumode, false);
1357         if (len > 0) {
1358                 printed += ip__fprintf_sym(entries[nr - 1].from, thread,
1359                                            x.cpumode, x.cpu, &lastsym, attr, fp);
1360                 printed += ip__fprintf_jump(entries[nr - 1].from, &entries[nr - 1],
1361                                             &x, buffer, len, 0, fp, &total_cycles,
1362                                             attr, thread, evsel, br_cntr);
1363                 if (PRINT_FIELD(SRCCODE))
1364                         printed += print_srccode(thread, x.cpumode, entries[nr - 1].from);
1365         }
1366
1367         /* Print all blocks */
1368         for (i = nr - 2; i >= 0; i--) {
1369                 if (entries[i].from || entries[i].to)
1370                         pr_debug("%d: %" PRIx64 "-%" PRIx64 "\n", i,
1371                                  entries[i].from,
1372                                  entries[i].to);
1373                 start = entries[i + 1].to;
1374                 end   = entries[i].from;
1375
1376                 len = grab_bb(buffer, start, end, machine, thread, &x.is64bit, &x.cpumode, false);
1377                 /* Patch up missing kernel transfers due to ring filters */
1378                 if (len == -ENXIO && i > 0) {
1379                         end = entries[--i].from;
1380                         pr_debug("\tpatching up to %" PRIx64 "-%" PRIx64 "\n", start, end);
1381                         len = grab_bb(buffer, start, end, machine, thread, &x.is64bit, &x.cpumode, false);
1382                 }
1383                 if (len <= 0)
1384                         continue;
1385
1386                 insn = 0;
1387                 for (off = 0; off < (unsigned)len; off += ilen) {
1388                         uint64_t ip = start + off;
1389
1390                         printed += ip__fprintf_sym(ip, thread, x.cpumode, x.cpu, &lastsym, attr, fp);
1391                         if (ip == end) {
1392                                 if (PRINT_FIELD(BRCNTR) && sample->branch_stack_cntr)
1393                                         br_cntr = sample->branch_stack_cntr[i];
1394                                 printed += ip__fprintf_jump(ip, &entries[i], &x, buffer + off, len - off, ++insn, fp,
1395                                                             &total_cycles, attr, thread, evsel, br_cntr);
1396                                 if (PRINT_FIELD(SRCCODE))
1397                                         printed += print_srccode(thread, x.cpumode, ip);
1398                                 break;
1399                         } else {
1400                                 ilen = 0;
1401                                 printed += fprintf(fp, "\t%016" PRIx64 "\t", ip);
1402                                 printed += any_dump_insn(attr, &x, ip, buffer + off, len - off, &ilen, fp);
1403                                 if (PRINT_FIELD(BRSTACKINSNLEN))
1404                                         printed += fprintf(fp, "\tilen: %d", ilen);
1405                                 printed += fprintf(fp, "\n");
1406                                 if (ilen == 0)
1407                                         break;
1408                                 if (PRINT_FIELD(SRCCODE))
1409                                         print_srccode(thread, x.cpumode, ip);
1410                                 insn++;
1411                         }
1412                 }
1413                 if (off != end - start)
1414                         printed += fprintf(fp, "\tmismatch of LBR data and executable\n");
1415         }
1416
1417         /*
1418          * Hit the branch? In this case we are already done, and the target
1419          * has not been executed yet.
1420          */
1421         if (entries[0].from == sample->ip)
1422                 goto out;
1423         if (entries[0].flags.abort)
1424                 goto out;
1425
1426         /*
1427          * Print final block up to sample
1428          *
1429          * Due to pipeline delays the LBRs might be missing a branch
1430          * or two, which can result in very large or negative blocks
1431          * between final branch and sample. When this happens just
1432          * continue walking after the last TO.
1433          */
1434         start = entries[0].to;
1435         end = sample->ip;
1436         if (end < start) {
1437                 /* Missing jump. Scan 128 bytes for the next branch */
1438                 end = start + 128;
1439         }
1440         len = grab_bb(buffer, start, end, machine, thread, &x.is64bit, &x.cpumode, true);
1441         printed += ip__fprintf_sym(start, thread, x.cpumode, x.cpu, &lastsym, attr, fp);
1442         if (len <= 0) {
1443                 /* Print at least last IP if basic block did not work */
1444                 len = grab_bb(buffer, sample->ip, sample->ip,
1445                               machine, thread, &x.is64bit, &x.cpumode, false);
1446                 if (len <= 0)
1447                         goto out;
1448                 ilen = 0;
1449                 printed += fprintf(fp, "\t%016" PRIx64 "\t", sample->ip);
1450                 printed += any_dump_insn(attr, &x, sample->ip, buffer, len, &ilen, fp);
1451                 if (PRINT_FIELD(BRSTACKINSNLEN))
1452                         printed += fprintf(fp, "\tilen: %d", ilen);
1453                 printed += fprintf(fp, "\n");
1454                 if (PRINT_FIELD(SRCCODE))
1455                         print_srccode(thread, x.cpumode, sample->ip);
1456                 goto out;
1457         }
1458         for (off = 0; off <= end - start; off += ilen) {
1459                 ilen = 0;
1460                 printed += fprintf(fp, "\t%016" PRIx64 "\t", start + off);
1461                 printed += any_dump_insn(attr, &x, start + off, buffer + off, len - off, &ilen, fp);
1462                 if (PRINT_FIELD(BRSTACKINSNLEN))
1463                         printed += fprintf(fp, "\tilen: %d", ilen);
1464                 printed += fprintf(fp, "\n");
1465                 if (ilen == 0)
1466                         break;
1467                 if ((attr->branch_sample_type == 0 || attr->branch_sample_type & PERF_SAMPLE_BRANCH_ANY)
1468                                 && arch_is_uncond_branch(buffer + off, len - off, x.is64bit)
1469                                 && start + off != sample->ip) {
1470                         /*
1471                          * Hit a missing branch. Just stop.
1472                          */
1473                         printed += fprintf(fp, "\t... not reaching sample ...\n");
1474                         break;
1475                 }
1476                 if (PRINT_FIELD(SRCCODE))
1477                         print_srccode(thread, x.cpumode, start + off);
1478         }
1479 out:
1480         return printed;
1481 }
1482
1483 static int perf_sample__fprintf_addr(struct perf_sample *sample,
1484                                      struct thread *thread,
1485                                      struct perf_event_attr *attr, FILE *fp)
1486 {
1487         struct addr_location al;
1488         int printed = fprintf(fp, "%16" PRIx64, sample->addr);
1489
1490         addr_location__init(&al);
1491         if (!sample_addr_correlates_sym(attr))
1492                 goto out;
1493
1494         thread__resolve(thread, &al, sample);
1495
1496         if (PRINT_FIELD(SYM)) {
1497                 printed += fprintf(fp, " ");
1498                 if (PRINT_FIELD(SYMOFFSET))
1499                         printed += symbol__fprintf_symname_offs(al.sym, &al, fp);
1500                 else
1501                         printed += symbol__fprintf_symname(al.sym, fp);
1502         }
1503
1504         if (PRINT_FIELD(DSO))
1505                 printed += map__fprintf_dsoname_dsoff(al.map, PRINT_FIELD(DSOFF), al.addr, fp);
1506 out:
1507         addr_location__exit(&al);
1508         return printed;
1509 }
1510
1511 static const char *resolve_branch_sym(struct perf_sample *sample,
1512                                       struct evsel *evsel,
1513                                       struct thread *thread,
1514                                       struct addr_location *al,
1515                                       struct addr_location *addr_al,
1516                                       u64 *ip)
1517 {
1518         struct perf_event_attr *attr = &evsel->core.attr;
1519         const char *name = NULL;
1520
1521         if (sample->flags & (PERF_IP_FLAG_CALL | PERF_IP_FLAG_TRACE_BEGIN)) {
1522                 if (sample_addr_correlates_sym(attr)) {
1523                         if (!addr_al->thread)
1524                                 thread__resolve(thread, addr_al, sample);
1525                         if (addr_al->sym)
1526                                 name = addr_al->sym->name;
1527                         else
1528                                 *ip = sample->addr;
1529                 } else {
1530                         *ip = sample->addr;
1531                 }
1532         } else if (sample->flags & (PERF_IP_FLAG_RETURN | PERF_IP_FLAG_TRACE_END)) {
1533                 if (al->sym)
1534                         name = al->sym->name;
1535                 else
1536                         *ip = sample->ip;
1537         }
1538         return name;
1539 }
1540
1541 static int perf_sample__fprintf_callindent(struct perf_sample *sample,
1542                                            struct evsel *evsel,
1543                                            struct thread *thread,
1544                                            struct addr_location *al,
1545                                            struct addr_location *addr_al,
1546                                            FILE *fp)
1547 {
1548         struct perf_event_attr *attr = &evsel->core.attr;
1549         size_t depth = thread_stack__depth(thread, sample->cpu);
1550         const char *name = NULL;
1551         static int spacing;
1552         int len = 0;
1553         int dlen = 0;
1554         u64 ip = 0;
1555
1556         /*
1557          * The 'return' has already been popped off the stack so the depth has
1558          * to be adjusted to match the 'call'.
1559          */
1560         if (thread__ts(thread) && sample->flags & PERF_IP_FLAG_RETURN)
1561                 depth += 1;
1562
1563         name = resolve_branch_sym(sample, evsel, thread, al, addr_al, &ip);
1564
1565         if (PRINT_FIELD(DSO) && !(PRINT_FIELD(IP) || PRINT_FIELD(ADDR))) {
1566                 dlen += fprintf(fp, "(");
1567                 dlen += map__fprintf_dsoname(al->map, fp);
1568                 dlen += fprintf(fp, ")\t");
1569         }
1570
1571         if (name)
1572                 len = fprintf(fp, "%*s%s", (int)depth * 4, "", name);
1573         else if (ip)
1574                 len = fprintf(fp, "%*s%16" PRIx64, (int)depth * 4, "", ip);
1575
1576         if (len < 0)
1577                 return len;
1578
1579         /*
1580          * Try to keep the output length from changing frequently so that the
1581          * output lines up more nicely.
1582          */
1583         if (len > spacing || (len && len < spacing - 52))
1584                 spacing = round_up(len + 4, 32);
1585
1586         if (len < spacing)
1587                 len += fprintf(fp, "%*s", spacing - len, "");
1588
1589         return len + dlen;
1590 }
1591
1592 __weak void arch_fetch_insn(struct perf_sample *sample __maybe_unused,
1593                             struct thread *thread __maybe_unused,
1594                             struct machine *machine __maybe_unused)
1595 {
1596 }
1597
1598 void script_fetch_insn(struct perf_sample *sample, struct thread *thread,
1599                        struct machine *machine)
1600 {
1601         if (sample->insn_len == 0 && native_arch)
1602                 arch_fetch_insn(sample, thread, machine);
1603 }
1604
1605 static int perf_sample__fprintf_insn(struct perf_sample *sample,
1606                                      struct evsel *evsel,
1607                                      struct perf_event_attr *attr,
1608                                      struct thread *thread,
1609                                      struct machine *machine, FILE *fp,
1610                                      struct addr_location *al)
1611 {
1612         int printed = 0;
1613
1614         script_fetch_insn(sample, thread, machine);
1615
1616         if (PRINT_FIELD(INSNLEN))
1617                 printed += fprintf(fp, " ilen: %d", sample->insn_len);
1618         if (PRINT_FIELD(INSN) && sample->insn_len) {
1619                 printed += fprintf(fp, " insn: ");
1620                 printed += sample__fprintf_insn_raw(sample, fp);
1621         }
1622         if (PRINT_FIELD(DISASM) && sample->insn_len) {
1623                 printed += fprintf(fp, "\t\t");
1624                 printed += sample__fprintf_insn_asm(sample, thread, machine, fp, al);
1625         }
1626         if (PRINT_FIELD(BRSTACKINSN) || PRINT_FIELD(BRSTACKINSNLEN) || PRINT_FIELD(BRSTACKDISASM))
1627                 printed += perf_sample__fprintf_brstackinsn(sample, evsel, thread, attr, machine, fp);
1628
1629         return printed;
1630 }
1631
1632 static int perf_sample__fprintf_ipc(struct perf_sample *sample,
1633                                     struct perf_event_attr *attr, FILE *fp)
1634 {
1635         unsigned int ipc;
1636
1637         if (!PRINT_FIELD(IPC) || !sample->cyc_cnt || !sample->insn_cnt)
1638                 return 0;
1639
1640         ipc = (sample->insn_cnt * 100) / sample->cyc_cnt;
1641
1642         return fprintf(fp, " \t IPC: %u.%02u (%" PRIu64 "/%" PRIu64 ") ",
1643                        ipc / 100, ipc % 100, sample->insn_cnt, sample->cyc_cnt);
1644 }
1645
1646 static int perf_sample__fprintf_bts(struct perf_sample *sample,
1647                                     struct evsel *evsel,
1648                                     struct thread *thread,
1649                                     struct addr_location *al,
1650                                     struct addr_location *addr_al,
1651                                     struct machine *machine, FILE *fp)
1652 {
1653         struct perf_event_attr *attr = &evsel->core.attr;
1654         unsigned int type = output_type(attr->type);
1655         bool print_srcline_last = false;
1656         int printed = 0;
1657
1658         if (PRINT_FIELD(CALLINDENT))
1659                 printed += perf_sample__fprintf_callindent(sample, evsel, thread, al, addr_al, fp);
1660
1661         /* print branch_from information */
1662         if (PRINT_FIELD(IP)) {
1663                 unsigned int print_opts = output[type].print_ip_opts;
1664                 struct callchain_cursor *cursor = NULL;
1665
1666                 if (symbol_conf.use_callchain && sample->callchain) {
1667                         cursor = get_tls_callchain_cursor();
1668                         if (thread__resolve_callchain(al->thread, cursor, evsel,
1669                                                       sample, NULL, NULL,
1670                                                       scripting_max_stack))
1671                                 cursor = NULL;
1672                 }
1673                 if (cursor == NULL) {
1674                         printed += fprintf(fp, " ");
1675                         if (print_opts & EVSEL__PRINT_SRCLINE) {
1676                                 print_srcline_last = true;
1677                                 print_opts &= ~EVSEL__PRINT_SRCLINE;
1678                         }
1679                 } else
1680                         printed += fprintf(fp, "\n");
1681
1682                 printed += sample__fprintf_sym(sample, al, 0, print_opts, cursor,
1683                                                symbol_conf.bt_stop_list, fp);
1684         }
1685
1686         /* print branch_to information */
1687         if (PRINT_FIELD(ADDR) ||
1688             ((evsel->core.attr.sample_type & PERF_SAMPLE_ADDR) &&
1689              !output[type].user_set)) {
1690                 printed += fprintf(fp, " => ");
1691                 printed += perf_sample__fprintf_addr(sample, thread, attr, fp);
1692         }
1693
1694         printed += perf_sample__fprintf_ipc(sample, attr, fp);
1695
1696         if (print_srcline_last)
1697                 printed += map__fprintf_srcline(al->map, al->addr, "\n  ", fp);
1698
1699         printed += perf_sample__fprintf_insn(sample, evsel, attr, thread, machine, fp, al);
1700         printed += fprintf(fp, "\n");
1701         if (PRINT_FIELD(SRCCODE)) {
1702                 int ret = map__fprintf_srccode(al->map, al->addr, stdout,
1703                                                thread__srccode_state(thread));
1704                 if (ret) {
1705                         printed += ret;
1706                         printed += printf("\n");
1707                 }
1708         }
1709         return printed;
1710 }
1711
1712 static struct {
1713         u32 flags;
1714         const char *name;
1715 } sample_flags[] = {
1716         {PERF_IP_FLAG_BRANCH | PERF_IP_FLAG_CALL, "call"},
1717         {PERF_IP_FLAG_BRANCH | PERF_IP_FLAG_RETURN, "return"},
1718         {PERF_IP_FLAG_BRANCH | PERF_IP_FLAG_CONDITIONAL, "jcc"},
1719         {PERF_IP_FLAG_BRANCH, "jmp"},
1720         {PERF_IP_FLAG_BRANCH | PERF_IP_FLAG_CALL | PERF_IP_FLAG_INTERRUPT, "int"},
1721         {PERF_IP_FLAG_BRANCH | PERF_IP_FLAG_RETURN | PERF_IP_FLAG_INTERRUPT, "iret"},
1722         {PERF_IP_FLAG_BRANCH | PERF_IP_FLAG_CALL | PERF_IP_FLAG_SYSCALLRET, "syscall"},
1723         {PERF_IP_FLAG_BRANCH | PERF_IP_FLAG_RETURN | PERF_IP_FLAG_SYSCALLRET, "sysret"},
1724         {PERF_IP_FLAG_BRANCH | PERF_IP_FLAG_ASYNC, "async"},
1725         {PERF_IP_FLAG_BRANCH | PERF_IP_FLAG_CALL | PERF_IP_FLAG_ASYNC | PERF_IP_FLAG_INTERRUPT, "hw int"},
1726         {PERF_IP_FLAG_BRANCH | PERF_IP_FLAG_TX_ABORT, "tx abrt"},
1727         {PERF_IP_FLAG_BRANCH | PERF_IP_FLAG_TRACE_BEGIN, "tr strt"},
1728         {PERF_IP_FLAG_BRANCH | PERF_IP_FLAG_TRACE_END, "tr end"},
1729         {PERF_IP_FLAG_BRANCH | PERF_IP_FLAG_CALL | PERF_IP_FLAG_VMENTRY, "vmentry"},
1730         {PERF_IP_FLAG_BRANCH | PERF_IP_FLAG_CALL | PERF_IP_FLAG_VMEXIT, "vmexit"},
1731         {PERF_IP_FLAG_BRANCH | PERF_IP_FLAG_BRANCH_MISS, "br miss"},
1732         {0, NULL}
1733 };
1734
1735 static const char *sample_flags_to_name(u32 flags)
1736 {
1737         int i;
1738
1739         for (i = 0; sample_flags[i].name ; i++) {
1740                 if (sample_flags[i].flags == flags)
1741                         return sample_flags[i].name;
1742         }
1743
1744         return NULL;
1745 }
1746
1747 int perf_sample__sprintf_flags(u32 flags, char *str, size_t sz)
1748 {
1749         u32 xf = PERF_IP_FLAG_IN_TX | PERF_IP_FLAG_INTR_DISABLE |
1750                  PERF_IP_FLAG_INTR_TOGGLE;
1751         const char *chars = PERF_IP_FLAG_CHARS;
1752         const size_t n = strlen(PERF_IP_FLAG_CHARS);
1753         const char *name = NULL;
1754         size_t i, pos = 0;
1755         char xs[16] = {0};
1756
1757         if (flags & xf)
1758                 snprintf(xs, sizeof(xs), "(%s%s%s)",
1759                          flags & PERF_IP_FLAG_IN_TX ? "x" : "",
1760                          flags & PERF_IP_FLAG_INTR_DISABLE ? "D" : "",
1761                          flags & PERF_IP_FLAG_INTR_TOGGLE ? "t" : "");
1762
1763         name = sample_flags_to_name(flags & ~xf);
1764         if (name)
1765                 return snprintf(str, sz, "%-15s%6s", name, xs);
1766
1767         if (flags & PERF_IP_FLAG_TRACE_BEGIN) {
1768                 name = sample_flags_to_name(flags & ~(xf | PERF_IP_FLAG_TRACE_BEGIN));
1769                 if (name)
1770                         return snprintf(str, sz, "tr strt %-7s%6s", name, xs);
1771         }
1772
1773         if (flags & PERF_IP_FLAG_TRACE_END) {
1774                 name = sample_flags_to_name(flags & ~(xf | PERF_IP_FLAG_TRACE_END));
1775                 if (name)
1776                         return snprintf(str, sz, "tr end  %-7s%6s", name, xs);
1777         }
1778
1779         for (i = 0; i < n; i++, flags >>= 1) {
1780                 if ((flags & 1) && pos < sz)
1781                         str[pos++] = chars[i];
1782         }
1783         for (; i < 32; i++, flags >>= 1) {
1784                 if ((flags & 1) && pos < sz)
1785                         str[pos++] = '?';
1786         }
1787         if (pos < sz)
1788                 str[pos] = 0;
1789
1790         return pos;
1791 }
1792
1793 static int perf_sample__fprintf_flags(u32 flags, FILE *fp)
1794 {
1795         char str[SAMPLE_FLAGS_BUF_SIZE];
1796
1797         perf_sample__sprintf_flags(flags, str, sizeof(str));
1798         return fprintf(fp, "  %-21s ", str);
1799 }
1800
1801 struct printer_data {
1802         int line_no;
1803         bool hit_nul;
1804         bool is_printable;
1805 };
1806
1807 static int sample__fprintf_bpf_output(enum binary_printer_ops op,
1808                                       unsigned int val,
1809                                       void *extra, FILE *fp)
1810 {
1811         unsigned char ch = (unsigned char)val;
1812         struct printer_data *printer_data = extra;
1813         int printed = 0;
1814
1815         switch (op) {
1816         case BINARY_PRINT_DATA_BEGIN:
1817                 printed += fprintf(fp, "\n");
1818                 break;
1819         case BINARY_PRINT_LINE_BEGIN:
1820                 printed += fprintf(fp, "%17s", !printer_data->line_no ? "BPF output:" :
1821                                                         "           ");
1822                 break;
1823         case BINARY_PRINT_ADDR:
1824                 printed += fprintf(fp, " %04x:", val);
1825                 break;
1826         case BINARY_PRINT_NUM_DATA:
1827                 printed += fprintf(fp, " %02x", val);
1828                 break;
1829         case BINARY_PRINT_NUM_PAD:
1830                 printed += fprintf(fp, "   ");
1831                 break;
1832         case BINARY_PRINT_SEP:
1833                 printed += fprintf(fp, "  ");
1834                 break;
1835         case BINARY_PRINT_CHAR_DATA:
1836                 if (printer_data->hit_nul && ch)
1837                         printer_data->is_printable = false;
1838
1839                 if (!isprint(ch)) {
1840                         printed += fprintf(fp, "%c", '.');
1841
1842                         if (!printer_data->is_printable)
1843                                 break;
1844
1845                         if (ch == '\0')
1846                                 printer_data->hit_nul = true;
1847                         else
1848                                 printer_data->is_printable = false;
1849                 } else {
1850                         printed += fprintf(fp, "%c", ch);
1851                 }
1852                 break;
1853         case BINARY_PRINT_CHAR_PAD:
1854                 printed += fprintf(fp, " ");
1855                 break;
1856         case BINARY_PRINT_LINE_END:
1857                 printed += fprintf(fp, "\n");
1858                 printer_data->line_no++;
1859                 break;
1860         case BINARY_PRINT_DATA_END:
1861         default:
1862                 break;
1863         }
1864
1865         return printed;
1866 }
1867
1868 static int perf_sample__fprintf_bpf_output(struct perf_sample *sample, FILE *fp)
1869 {
1870         unsigned int nr_bytes = sample->raw_size;
1871         struct printer_data printer_data = {0, false, true};
1872         int printed = binary__fprintf(sample->raw_data, nr_bytes, 8,
1873                                       sample__fprintf_bpf_output, &printer_data, fp);
1874
1875         if (printer_data.is_printable && printer_data.hit_nul)
1876                 printed += fprintf(fp, "%17s \"%s\"\n", "BPF string:", (char *)(sample->raw_data));
1877
1878         return printed;
1879 }
1880
1881 static int perf_sample__fprintf_spacing(int len, int spacing, FILE *fp)
1882 {
1883         if (len > 0 && len < spacing)
1884                 return fprintf(fp, "%*s", spacing - len, "");
1885
1886         return 0;
1887 }
1888
1889 static int perf_sample__fprintf_pt_spacing(int len, FILE *fp)
1890 {
1891         return perf_sample__fprintf_spacing(len, 34, fp);
1892 }
1893
1894 /* If a value contains only printable ASCII characters padded with NULLs */
1895 static bool ptw_is_prt(u64 val)
1896 {
1897         char c;
1898         u32 i;
1899
1900         for (i = 0; i < sizeof(val); i++) {
1901                 c = ((char *)&val)[i];
1902                 if (!c)
1903                         break;
1904                 if (!isprint(c) || !isascii(c))
1905                         return false;
1906         }
1907         for (; i < sizeof(val); i++) {
1908                 c = ((char *)&val)[i];
1909                 if (c)
1910                         return false;
1911         }
1912         return true;
1913 }
1914
1915 static int perf_sample__fprintf_synth_ptwrite(struct perf_sample *sample, FILE *fp)
1916 {
1917         struct perf_synth_intel_ptwrite *data = perf_sample__synth_ptr(sample);
1918         char str[sizeof(u64) + 1] = "";
1919         int len;
1920         u64 val;
1921
1922         if (perf_sample__bad_synth_size(sample, *data))
1923                 return 0;
1924
1925         val = le64_to_cpu(data->payload);
1926         if (ptw_is_prt(val)) {
1927                 memcpy(str, &val, sizeof(val));
1928                 str[sizeof(val)] = 0;
1929         }
1930         len = fprintf(fp, " IP: %u payload: %#" PRIx64 " %s ",
1931                       data->ip, val, str);
1932         return len + perf_sample__fprintf_pt_spacing(len, fp);
1933 }
1934
1935 static int perf_sample__fprintf_synth_mwait(struct perf_sample *sample, FILE *fp)
1936 {
1937         struct perf_synth_intel_mwait *data = perf_sample__synth_ptr(sample);
1938         int len;
1939
1940         if (perf_sample__bad_synth_size(sample, *data))
1941                 return 0;
1942
1943         len = fprintf(fp, " hints: %#x extensions: %#x ",
1944                       data->hints, data->extensions);
1945         return len + perf_sample__fprintf_pt_spacing(len, fp);
1946 }
1947
1948 static int perf_sample__fprintf_synth_pwre(struct perf_sample *sample, FILE *fp)
1949 {
1950         struct perf_synth_intel_pwre *data = perf_sample__synth_ptr(sample);
1951         int len;
1952
1953         if (perf_sample__bad_synth_size(sample, *data))
1954                 return 0;
1955
1956         len = fprintf(fp, " hw: %u cstate: %u sub-cstate: %u ",
1957                       data->hw, data->cstate, data->subcstate);
1958         return len + perf_sample__fprintf_pt_spacing(len, fp);
1959 }
1960
1961 static int perf_sample__fprintf_synth_exstop(struct perf_sample *sample, FILE *fp)
1962 {
1963         struct perf_synth_intel_exstop *data = perf_sample__synth_ptr(sample);
1964         int len;
1965
1966         if (perf_sample__bad_synth_size(sample, *data))
1967                 return 0;
1968
1969         len = fprintf(fp, " IP: %u ", data->ip);
1970         return len + perf_sample__fprintf_pt_spacing(len, fp);
1971 }
1972
1973 static int perf_sample__fprintf_synth_pwrx(struct perf_sample *sample, FILE *fp)
1974 {
1975         struct perf_synth_intel_pwrx *data = perf_sample__synth_ptr(sample);
1976         int len;
1977
1978         if (perf_sample__bad_synth_size(sample, *data))
1979                 return 0;
1980
1981         len = fprintf(fp, " deepest cstate: %u last cstate: %u wake reason: %#x ",
1982                      data->deepest_cstate, data->last_cstate,
1983                      data->wake_reason);
1984         return len + perf_sample__fprintf_pt_spacing(len, fp);
1985 }
1986
1987 static int perf_sample__fprintf_synth_cbr(struct perf_sample *sample, FILE *fp)
1988 {
1989         struct perf_synth_intel_cbr *data = perf_sample__synth_ptr(sample);
1990         unsigned int percent, freq;
1991         int len;
1992
1993         if (perf_sample__bad_synth_size(sample, *data))
1994                 return 0;
1995
1996         freq = (le32_to_cpu(data->freq) + 500) / 1000;
1997         len = fprintf(fp, " cbr: %2u freq: %4u MHz ", data->cbr, freq);
1998         if (data->max_nonturbo) {
1999                 percent = (5 + (1000 * data->cbr) / data->max_nonturbo) / 10;
2000                 len += fprintf(fp, "(%3u%%) ", percent);
2001         }
2002         return len + perf_sample__fprintf_pt_spacing(len, fp);
2003 }
2004
2005 static int perf_sample__fprintf_synth_psb(struct perf_sample *sample, FILE *fp)
2006 {
2007         struct perf_synth_intel_psb *data = perf_sample__synth_ptr(sample);
2008         int len;
2009
2010         if (perf_sample__bad_synth_size(sample, *data))
2011                 return 0;
2012
2013         len = fprintf(fp, " psb offs: %#" PRIx64, data->offset);
2014         return len + perf_sample__fprintf_pt_spacing(len, fp);
2015 }
2016
2017 /* Intel PT Event Trace */
2018 static int perf_sample__fprintf_synth_evt(struct perf_sample *sample, FILE *fp)
2019 {
2020         struct perf_synth_intel_evt *data = perf_sample__synth_ptr(sample);
2021         const char *cfe[32] = {NULL, "INTR", "IRET", "SMI", "RSM", "SIPI",
2022                                "INIT", "VMENTRY", "VMEXIT", "VMEXIT_INTR",
2023                                "SHUTDOWN", NULL, "UINTR", "UIRET"};
2024         const char *evd[64] = {"PFA", "VMXQ", "VMXR"};
2025         const char *s;
2026         int len, i;
2027
2028         if (perf_sample__bad_synth_size(sample, *data))
2029                 return 0;
2030
2031         s = cfe[data->type];
2032         if (s) {
2033                 len = fprintf(fp, " cfe: %s IP: %d vector: %u",
2034                               s, data->ip, data->vector);
2035         } else {
2036                 len = fprintf(fp, " cfe: %u IP: %d vector: %u",
2037                               data->type, data->ip, data->vector);
2038         }
2039         for (i = 0; i < data->evd_cnt; i++) {
2040                 unsigned int et = data->evd[i].evd_type & 0x3f;
2041
2042                 s = evd[et];
2043                 if (s) {
2044                         len += fprintf(fp, " %s: %#" PRIx64,
2045                                        s, data->evd[i].payload);
2046                 } else {
2047                         len += fprintf(fp, " EVD_%u: %#" PRIx64,
2048                                        et, data->evd[i].payload);
2049                 }
2050         }
2051         return len + perf_sample__fprintf_pt_spacing(len, fp);
2052 }
2053
2054 static int perf_sample__fprintf_synth_iflag_chg(struct perf_sample *sample, FILE *fp)
2055 {
2056         struct perf_synth_intel_iflag_chg *data = perf_sample__synth_ptr(sample);
2057         int len;
2058
2059         if (perf_sample__bad_synth_size(sample, *data))
2060                 return 0;
2061
2062         len = fprintf(fp, " IFLAG: %d->%d %s branch", !data->iflag, data->iflag,
2063                       data->via_branch ? "via" : "non");
2064         return len + perf_sample__fprintf_pt_spacing(len, fp);
2065 }
2066
2067 static int perf_sample__fprintf_synth(struct perf_sample *sample,
2068                                       struct evsel *evsel, FILE *fp)
2069 {
2070         switch (evsel->core.attr.config) {
2071         case PERF_SYNTH_INTEL_PTWRITE:
2072                 return perf_sample__fprintf_synth_ptwrite(sample, fp);
2073         case PERF_SYNTH_INTEL_MWAIT:
2074                 return perf_sample__fprintf_synth_mwait(sample, fp);
2075         case PERF_SYNTH_INTEL_PWRE:
2076                 return perf_sample__fprintf_synth_pwre(sample, fp);
2077         case PERF_SYNTH_INTEL_EXSTOP:
2078                 return perf_sample__fprintf_synth_exstop(sample, fp);
2079         case PERF_SYNTH_INTEL_PWRX:
2080                 return perf_sample__fprintf_synth_pwrx(sample, fp);
2081         case PERF_SYNTH_INTEL_CBR:
2082                 return perf_sample__fprintf_synth_cbr(sample, fp);
2083         case PERF_SYNTH_INTEL_PSB:
2084                 return perf_sample__fprintf_synth_psb(sample, fp);
2085         case PERF_SYNTH_INTEL_EVT:
2086                 return perf_sample__fprintf_synth_evt(sample, fp);
2087         case PERF_SYNTH_INTEL_IFLAG_CHG:
2088                 return perf_sample__fprintf_synth_iflag_chg(sample, fp);
2089         default:
2090                 break;
2091         }
2092
2093         return 0;
2094 }
2095
2096 static int evlist__max_name_len(struct evlist *evlist)
2097 {
2098         struct evsel *evsel;
2099         int max = 0;
2100
2101         evlist__for_each_entry(evlist, evsel) {
2102                 int len = strlen(evsel__name(evsel));
2103
2104                 max = MAX(len, max);
2105         }
2106
2107         return max;
2108 }
2109
2110 static int data_src__fprintf(u64 data_src, FILE *fp)
2111 {
2112         struct mem_info *mi = mem_info__new();
2113         char decode[100];
2114         char out[100];
2115         static int maxlen;
2116         int len;
2117
2118         if (!mi)
2119                 return -ENOMEM;
2120
2121         mem_info__data_src(mi)->val = data_src;
2122         perf_script__meminfo_scnprintf(decode, 100, mi);
2123         mem_info__put(mi);
2124
2125         len = scnprintf(out, 100, "%16" PRIx64 " %s", data_src, decode);
2126         if (maxlen < len)
2127                 maxlen = len;
2128
2129         return fprintf(fp, "%-*s", maxlen, out);
2130 }
2131
2132 struct metric_ctx {
2133         struct perf_sample      *sample;
2134         struct thread           *thread;
2135         struct evsel    *evsel;
2136         FILE                    *fp;
2137 };
2138
2139 static void script_print_metric(struct perf_stat_config *config __maybe_unused,
2140                                 void *ctx, enum metric_threshold_classify thresh,
2141                                 const char *fmt, const char *unit, double val)
2142 {
2143         struct metric_ctx *mctx = ctx;
2144         const char *color = metric_threshold_classify__color(thresh);
2145
2146         if (!fmt)
2147                 return;
2148         perf_sample__fprintf_start(NULL, mctx->sample, mctx->thread, mctx->evsel,
2149                                    PERF_RECORD_SAMPLE, mctx->fp);
2150         fputs("\tmetric: ", mctx->fp);
2151         if (color)
2152                 color_fprintf(mctx->fp, color, fmt, val);
2153         else
2154                 printf(fmt, val);
2155         fprintf(mctx->fp, " %s\n", unit);
2156 }
2157
2158 static void script_new_line(struct perf_stat_config *config __maybe_unused,
2159                             void *ctx)
2160 {
2161         struct metric_ctx *mctx = ctx;
2162
2163         perf_sample__fprintf_start(NULL, mctx->sample, mctx->thread, mctx->evsel,
2164                                    PERF_RECORD_SAMPLE, mctx->fp);
2165         fputs("\tmetric: ", mctx->fp);
2166 }
2167
2168 static void perf_sample__fprint_metric(struct perf_script *script,
2169                                        struct thread *thread,
2170                                        struct evsel *evsel,
2171                                        struct perf_sample *sample,
2172                                        FILE *fp)
2173 {
2174         struct evsel *leader = evsel__leader(evsel);
2175         struct perf_stat_output_ctx ctx = {
2176                 .print_metric = script_print_metric,
2177                 .new_line = script_new_line,
2178                 .ctx = &(struct metric_ctx) {
2179                                 .sample = sample,
2180                                 .thread = thread,
2181                                 .evsel  = evsel,
2182                                 .fp     = fp,
2183                          },
2184                 .force_header = false,
2185         };
2186         struct evsel *ev2;
2187         u64 val;
2188
2189         if (!evsel->stats)
2190                 evlist__alloc_stats(&stat_config, script->session->evlist, /*alloc_raw=*/false);
2191         if (evsel_script(leader)->gnum++ == 0)
2192                 perf_stat__reset_shadow_stats();
2193         val = sample->period * evsel->scale;
2194         evsel_script(evsel)->val = val;
2195         if (evsel_script(leader)->gnum == leader->core.nr_members) {
2196                 for_each_group_member (ev2, leader) {
2197                         perf_stat__print_shadow_stats(&stat_config, ev2,
2198                                                       evsel_script(ev2)->val,
2199                                                       sample->cpu,
2200                                                       &ctx,
2201                                                       NULL);
2202                 }
2203                 evsel_script(leader)->gnum = 0;
2204         }
2205 }
2206
2207 static bool show_event(struct perf_sample *sample,
2208                        struct evsel *evsel,
2209                        struct thread *thread,
2210                        struct addr_location *al,
2211                        struct addr_location *addr_al)
2212 {
2213         int depth = thread_stack__depth(thread, sample->cpu);
2214
2215         if (!symbol_conf.graph_function)
2216                 return true;
2217
2218         if (thread__filter(thread)) {
2219                 if (depth <= thread__filter_entry_depth(thread)) {
2220                         thread__set_filter(thread, false);
2221                         return false;
2222                 }
2223                 return true;
2224         } else {
2225                 const char *s = symbol_conf.graph_function;
2226                 u64 ip;
2227                 const char *name = resolve_branch_sym(sample, evsel, thread, al, addr_al,
2228                                 &ip);
2229                 unsigned nlen;
2230
2231                 if (!name)
2232                         return false;
2233                 nlen = strlen(name);
2234                 while (*s) {
2235                         unsigned len = strcspn(s, ",");
2236                         if (nlen == len && !strncmp(name, s, len)) {
2237                                 thread__set_filter(thread, true);
2238                                 thread__set_filter_entry_depth(thread, depth);
2239                                 return true;
2240                         }
2241                         s += len;
2242                         if (*s == ',')
2243                                 s++;
2244                 }
2245                 return false;
2246         }
2247 }
2248
2249 static void process_event(struct perf_script *script,
2250                           struct perf_sample *sample, struct evsel *evsel,
2251                           struct addr_location *al,
2252                           struct addr_location *addr_al,
2253                           struct machine *machine)
2254 {
2255         struct thread *thread = al->thread;
2256         struct perf_event_attr *attr = &evsel->core.attr;
2257         unsigned int type = output_type(attr->type);
2258         struct evsel_script *es = evsel->priv;
2259         FILE *fp = es->fp;
2260         char str[PAGE_SIZE_NAME_LEN];
2261         const char *arch = perf_env__arch(machine->env);
2262
2263         if (output[type].fields == 0)
2264                 return;
2265
2266         ++es->samples;
2267
2268         perf_sample__fprintf_start(script, sample, thread, evsel,
2269                                    PERF_RECORD_SAMPLE, fp);
2270
2271         if (PRINT_FIELD(PERIOD))
2272                 fprintf(fp, "%10" PRIu64 " ", sample->period);
2273
2274         if (PRINT_FIELD(EVNAME)) {
2275                 const char *evname = evsel__name(evsel);
2276
2277                 if (!script->name_width)
2278                         script->name_width = evlist__max_name_len(script->session->evlist);
2279
2280                 fprintf(fp, "%*s: ", script->name_width, evname ?: "[unknown]");
2281         }
2282
2283         if (print_flags)
2284                 perf_sample__fprintf_flags(sample->flags, fp);
2285
2286         if (is_bts_event(attr)) {
2287                 perf_sample__fprintf_bts(sample, evsel, thread, al, addr_al, machine, fp);
2288                 return;
2289         }
2290 #ifdef HAVE_LIBTRACEEVENT
2291         if (PRINT_FIELD(TRACE) && sample->raw_data) {
2292                 event_format__fprintf(evsel->tp_format, sample->cpu,
2293                                       sample->raw_data, sample->raw_size, fp);
2294         }
2295 #endif
2296         if (attr->type == PERF_TYPE_SYNTH && PRINT_FIELD(SYNTH))
2297                 perf_sample__fprintf_synth(sample, evsel, fp);
2298
2299         if (PRINT_FIELD(ADDR))
2300                 perf_sample__fprintf_addr(sample, thread, attr, fp);
2301
2302         if (PRINT_FIELD(DATA_SRC))
2303                 data_src__fprintf(sample->data_src, fp);
2304
2305         if (PRINT_FIELD(WEIGHT))
2306                 fprintf(fp, "%16" PRIu64, sample->weight);
2307
2308         if (PRINT_FIELD(INS_LAT))
2309                 fprintf(fp, "%16" PRIu16, sample->ins_lat);
2310
2311         if (PRINT_FIELD(RETIRE_LAT))
2312                 fprintf(fp, "%16" PRIu16, sample->retire_lat);
2313
2314         if (PRINT_FIELD(CGROUP)) {
2315                 const char *cgrp_name;
2316                 struct cgroup *cgrp = cgroup__find(machine->env,
2317                                                    sample->cgroup);
2318                 if (cgrp != NULL)
2319                         cgrp_name = cgrp->name;
2320                 else
2321                         cgrp_name = "unknown";
2322                 fprintf(fp, " %s", cgrp_name);
2323         }
2324
2325         if (PRINT_FIELD(IP)) {
2326                 struct callchain_cursor *cursor = NULL;
2327
2328                 if (script->stitch_lbr)
2329                         thread__set_lbr_stitch_enable(al->thread, true);
2330
2331                 if (symbol_conf.use_callchain && sample->callchain) {
2332                         cursor = get_tls_callchain_cursor();
2333                         if (thread__resolve_callchain(al->thread, cursor, evsel,
2334                                                       sample, NULL, NULL,
2335                                                       scripting_max_stack))
2336                                 cursor = NULL;
2337                 }
2338                 fputc(cursor ? '\n' : ' ', fp);
2339                 sample__fprintf_sym(sample, al, 0, output[type].print_ip_opts, cursor,
2340                                     symbol_conf.bt_stop_list, fp);
2341         }
2342
2343         if (PRINT_FIELD(IREGS))
2344                 perf_sample__fprintf_iregs(sample, attr, arch, fp);
2345
2346         if (PRINT_FIELD(UREGS))
2347                 perf_sample__fprintf_uregs(sample, attr, arch, fp);
2348
2349         if (PRINT_FIELD(BRSTACK))
2350                 perf_sample__fprintf_brstack(sample, thread, attr, fp);
2351         else if (PRINT_FIELD(BRSTACKSYM))
2352                 perf_sample__fprintf_brstacksym(sample, thread, attr, fp);
2353         else if (PRINT_FIELD(BRSTACKOFF))
2354                 perf_sample__fprintf_brstackoff(sample, thread, attr, fp);
2355
2356         if (evsel__is_bpf_output(evsel) && PRINT_FIELD(BPF_OUTPUT))
2357                 perf_sample__fprintf_bpf_output(sample, fp);
2358         perf_sample__fprintf_insn(sample, evsel, attr, thread, machine, fp, al);
2359
2360         if (PRINT_FIELD(PHYS_ADDR))
2361                 fprintf(fp, "%16" PRIx64, sample->phys_addr);
2362
2363         if (PRINT_FIELD(DATA_PAGE_SIZE))
2364                 fprintf(fp, " %s", get_page_size_name(sample->data_page_size, str));
2365
2366         if (PRINT_FIELD(CODE_PAGE_SIZE))
2367                 fprintf(fp, " %s", get_page_size_name(sample->code_page_size, str));
2368
2369         perf_sample__fprintf_ipc(sample, attr, fp);
2370
2371         fprintf(fp, "\n");
2372
2373         if (PRINT_FIELD(SRCCODE)) {
2374                 if (map__fprintf_srccode(al->map, al->addr, stdout,
2375                                          thread__srccode_state(thread)))
2376                         printf("\n");
2377         }
2378
2379         if (PRINT_FIELD(METRIC))
2380                 perf_sample__fprint_metric(script, thread, evsel, sample, fp);
2381
2382         if (verbose > 0)
2383                 fflush(fp);
2384 }
2385
2386 static struct scripting_ops     *scripting_ops;
2387
2388 static void __process_stat(struct evsel *counter, u64 tstamp)
2389 {
2390         int nthreads = perf_thread_map__nr(counter->core.threads);
2391         int idx, thread;
2392         struct perf_cpu cpu;
2393         static int header_printed;
2394
2395         if (!header_printed) {
2396                 printf("%3s %8s %15s %15s %15s %15s %s\n",
2397                        "CPU", "THREAD", "VAL", "ENA", "RUN", "TIME", "EVENT");
2398                 header_printed = 1;
2399         }
2400
2401         for (thread = 0; thread < nthreads; thread++) {
2402                 perf_cpu_map__for_each_cpu(cpu, idx, evsel__cpus(counter)) {
2403                         struct perf_counts_values *counts;
2404
2405                         counts = perf_counts(counter->counts, idx, thread);
2406
2407                         printf("%3d %8d %15" PRIu64 " %15" PRIu64 " %15" PRIu64 " %15" PRIu64 " %s\n",
2408                                 cpu.cpu,
2409                                 perf_thread_map__pid(counter->core.threads, thread),
2410                                 counts->val,
2411                                 counts->ena,
2412                                 counts->run,
2413                                 tstamp,
2414                                 evsel__name(counter));
2415                 }
2416         }
2417 }
2418
2419 static void process_stat(struct evsel *counter, u64 tstamp)
2420 {
2421         if (scripting_ops && scripting_ops->process_stat)
2422                 scripting_ops->process_stat(&stat_config, counter, tstamp);
2423         else
2424                 __process_stat(counter, tstamp);
2425 }
2426
2427 static void process_stat_interval(u64 tstamp)
2428 {
2429         if (scripting_ops && scripting_ops->process_stat_interval)
2430                 scripting_ops->process_stat_interval(tstamp);
2431 }
2432
2433 static void setup_scripting(void)
2434 {
2435 #ifdef HAVE_LIBTRACEEVENT
2436         setup_perl_scripting();
2437 #endif
2438         setup_python_scripting();
2439 }
2440
2441 static int flush_scripting(void)
2442 {
2443         return scripting_ops ? scripting_ops->flush_script() : 0;
2444 }
2445
2446 static int cleanup_scripting(void)
2447 {
2448         pr_debug("\nperf script stopped\n");
2449
2450         return scripting_ops ? scripting_ops->stop_script() : 0;
2451 }
2452
2453 static bool filter_cpu(struct perf_sample *sample)
2454 {
2455         if (cpu_list && sample->cpu != (u32)-1)
2456                 return !test_bit(sample->cpu, cpu_bitmap);
2457         return false;
2458 }
2459
2460 static int process_sample_event(const struct perf_tool *tool,
2461                                 union perf_event *event,
2462                                 struct perf_sample *sample,
2463                                 struct evsel *evsel,
2464                                 struct machine *machine)
2465 {
2466         struct perf_script *scr = container_of(tool, struct perf_script, tool);
2467         struct addr_location al;
2468         struct addr_location addr_al;
2469         int ret = 0;
2470
2471         /* Set thread to NULL to indicate addr_al and al are not initialized */
2472         addr_location__init(&al);
2473         addr_location__init(&addr_al);
2474
2475         ret = dlfilter__filter_event_early(dlfilter, event, sample, evsel, machine, &al, &addr_al);
2476         if (ret) {
2477                 if (ret > 0)
2478                         ret = 0;
2479                 goto out_put;
2480         }
2481
2482         if (perf_time__ranges_skip_sample(scr->ptime_range, scr->range_num,
2483                                           sample->time)) {
2484                 goto out_put;
2485         }
2486
2487         if (debug_mode) {
2488                 if (sample->time < last_timestamp) {
2489                         pr_err("Samples misordered, previous: %" PRIu64
2490                                 " this: %" PRIu64 "\n", last_timestamp,
2491                                 sample->time);
2492                         nr_unordered++;
2493                 }
2494                 last_timestamp = sample->time;
2495                 goto out_put;
2496         }
2497
2498         if (filter_cpu(sample))
2499                 goto out_put;
2500
2501         if (!al.thread && machine__resolve(machine, &al, sample) < 0) {
2502                 pr_err("problem processing %d event, skipping it.\n",
2503                        event->header.type);
2504                 ret = -1;
2505                 goto out_put;
2506         }
2507
2508         if (al.filtered)
2509                 goto out_put;
2510
2511         if (!show_event(sample, evsel, al.thread, &al, &addr_al))
2512                 goto out_put;
2513
2514         if (evswitch__discard(&scr->evswitch, evsel))
2515                 goto out_put;
2516
2517         ret = dlfilter__filter_event(dlfilter, event, sample, evsel, machine, &al, &addr_al);
2518         if (ret) {
2519                 if (ret > 0)
2520                         ret = 0;
2521                 goto out_put;
2522         }
2523
2524         if (scripting_ops) {
2525                 struct addr_location *addr_al_ptr = NULL;
2526
2527                 if ((evsel->core.attr.sample_type & PERF_SAMPLE_ADDR) &&
2528                     sample_addr_correlates_sym(&evsel->core.attr)) {
2529                         if (!addr_al.thread)
2530                                 thread__resolve(al.thread, &addr_al, sample);
2531                         addr_al_ptr = &addr_al;
2532                 }
2533                 scripting_ops->process_event(event, sample, evsel, &al, addr_al_ptr);
2534         } else {
2535                 process_event(scr, sample, evsel, &al, &addr_al, machine);
2536         }
2537
2538 out_put:
2539         addr_location__exit(&addr_al);
2540         addr_location__exit(&al);
2541         return ret;
2542 }
2543
2544 // Used when scr->per_event_dump is not set
2545 static struct evsel_script es_stdout;
2546
2547 static int process_attr(const struct perf_tool *tool, union perf_event *event,
2548                         struct evlist **pevlist)
2549 {
2550         struct perf_script *scr = container_of(tool, struct perf_script, tool);
2551         struct evlist *evlist;
2552         struct evsel *evsel, *pos;
2553         u64 sample_type;
2554         int err;
2555
2556         err = perf_event__process_attr(tool, event, pevlist);
2557         if (err)
2558                 return err;
2559
2560         evlist = *pevlist;
2561         evsel = evlist__last(*pevlist);
2562
2563         if (!evsel->priv) {
2564                 if (scr->per_event_dump) {
2565                         evsel->priv = evsel_script__new(evsel, scr->session->data);
2566                         if (!evsel->priv)
2567                                 return -ENOMEM;
2568                 } else { // Replicate what is done in perf_script__setup_per_event_dump()
2569                         es_stdout.fp = stdout;
2570                         evsel->priv = &es_stdout;
2571                 }
2572         }
2573
2574         if (evsel->core.attr.type >= PERF_TYPE_MAX &&
2575             evsel->core.attr.type != PERF_TYPE_SYNTH)
2576                 return 0;
2577
2578         evlist__for_each_entry(evlist, pos) {
2579                 if (pos->core.attr.type == evsel->core.attr.type && pos != evsel)
2580                         return 0;
2581         }
2582
2583         if (evsel->core.attr.sample_type) {
2584                 err = evsel__check_attr(evsel, scr->session);
2585                 if (err)
2586                         return err;
2587         }
2588
2589         /*
2590          * Check if we need to enable callchains based
2591          * on events sample_type.
2592          */
2593         sample_type = evlist__combined_sample_type(evlist);
2594         callchain_param_setup(sample_type, perf_env__arch((*pevlist)->env));
2595
2596         /* Enable fields for callchain entries */
2597         if (symbol_conf.use_callchain &&
2598             (sample_type & PERF_SAMPLE_CALLCHAIN ||
2599              sample_type & PERF_SAMPLE_BRANCH_STACK ||
2600              (sample_type & PERF_SAMPLE_REGS_USER &&
2601               sample_type & PERF_SAMPLE_STACK_USER))) {
2602                 int type = output_type(evsel->core.attr.type);
2603
2604                 if (!(output[type].user_unset_fields & PERF_OUTPUT_IP))
2605                         output[type].fields |= PERF_OUTPUT_IP;
2606                 if (!(output[type].user_unset_fields & PERF_OUTPUT_SYM))
2607                         output[type].fields |= PERF_OUTPUT_SYM;
2608         }
2609         set_print_ip_opts(&evsel->core.attr);
2610         return 0;
2611 }
2612
2613 static int print_event_with_time(const struct perf_tool *tool,
2614                                  union perf_event *event,
2615                                  struct perf_sample *sample,
2616                                  struct machine *machine,
2617                                  pid_t pid, pid_t tid, u64 timestamp)
2618 {
2619         struct perf_script *script = container_of(tool, struct perf_script, tool);
2620         struct perf_session *session = script->session;
2621         struct evsel *evsel = evlist__id2evsel(session->evlist, sample->id);
2622         struct thread *thread = NULL;
2623
2624         if (evsel && !evsel->core.attr.sample_id_all) {
2625                 sample->cpu = 0;
2626                 sample->time = timestamp;
2627                 sample->pid = pid;
2628                 sample->tid = tid;
2629         }
2630
2631         if (filter_cpu(sample))
2632                 return 0;
2633
2634         if (tid != -1)
2635                 thread = machine__findnew_thread(machine, pid, tid);
2636
2637         if (evsel) {
2638                 perf_sample__fprintf_start(script, sample, thread, evsel,
2639                                            event->header.type, stdout);
2640         }
2641
2642         perf_event__fprintf(event, machine, stdout);
2643
2644         thread__put(thread);
2645
2646         return 0;
2647 }
2648
2649 static int print_event(const struct perf_tool *tool, union perf_event *event,
2650                        struct perf_sample *sample, struct machine *machine,
2651                        pid_t pid, pid_t tid)
2652 {
2653         return print_event_with_time(tool, event, sample, machine, pid, tid, 0);
2654 }
2655
2656 static int process_comm_event(const struct perf_tool *tool,
2657                               union perf_event *event,
2658                               struct perf_sample *sample,
2659                               struct machine *machine)
2660 {
2661         if (perf_event__process_comm(tool, event, sample, machine) < 0)
2662                 return -1;
2663
2664         return print_event(tool, event, sample, machine, event->comm.pid,
2665                            event->comm.tid);
2666 }
2667
2668 static int process_namespaces_event(const struct perf_tool *tool,
2669                                     union perf_event *event,
2670                                     struct perf_sample *sample,
2671                                     struct machine *machine)
2672 {
2673         if (perf_event__process_namespaces(tool, event, sample, machine) < 0)
2674                 return -1;
2675
2676         return print_event(tool, event, sample, machine, event->namespaces.pid,
2677                            event->namespaces.tid);
2678 }
2679
2680 static int process_cgroup_event(const struct perf_tool *tool,
2681                                 union perf_event *event,
2682                                 struct perf_sample *sample,
2683                                 struct machine *machine)
2684 {
2685         if (perf_event__process_cgroup(tool, event, sample, machine) < 0)
2686                 return -1;
2687
2688         return print_event(tool, event, sample, machine, sample->pid,
2689                             sample->tid);
2690 }
2691
2692 static int process_fork_event(const struct perf_tool *tool,
2693                               union perf_event *event,
2694                               struct perf_sample *sample,
2695                               struct machine *machine)
2696 {
2697         if (perf_event__process_fork(tool, event, sample, machine) < 0)
2698                 return -1;
2699
2700         return print_event_with_time(tool, event, sample, machine,
2701                                      event->fork.pid, event->fork.tid,
2702                                      event->fork.time);
2703 }
2704 static int process_exit_event(const struct perf_tool *tool,
2705                               union perf_event *event,
2706                               struct perf_sample *sample,
2707                               struct machine *machine)
2708 {
2709         /* Print before 'exit' deletes anything */
2710         if (print_event_with_time(tool, event, sample, machine, event->fork.pid,
2711                                   event->fork.tid, event->fork.time))
2712                 return -1;
2713
2714         return perf_event__process_exit(tool, event, sample, machine);
2715 }
2716
2717 static int process_mmap_event(const struct perf_tool *tool,
2718                               union perf_event *event,
2719                               struct perf_sample *sample,
2720                               struct machine *machine)
2721 {
2722         if (perf_event__process_mmap(tool, event, sample, machine) < 0)
2723                 return -1;
2724
2725         return print_event(tool, event, sample, machine, event->mmap.pid,
2726                            event->mmap.tid);
2727 }
2728
2729 static int process_mmap2_event(const struct perf_tool *tool,
2730                               union perf_event *event,
2731                               struct perf_sample *sample,
2732                               struct machine *machine)
2733 {
2734         if (perf_event__process_mmap2(tool, event, sample, machine) < 0)
2735                 return -1;
2736
2737         return print_event(tool, event, sample, machine, event->mmap2.pid,
2738                            event->mmap2.tid);
2739 }
2740
2741 static int process_switch_event(const struct perf_tool *tool,
2742                                 union perf_event *event,
2743                                 struct perf_sample *sample,
2744                                 struct machine *machine)
2745 {
2746         struct perf_script *script = container_of(tool, struct perf_script, tool);
2747
2748         if (perf_event__process_switch(tool, event, sample, machine) < 0)
2749                 return -1;
2750
2751         if (scripting_ops && scripting_ops->process_switch && !filter_cpu(sample))
2752                 scripting_ops->process_switch(event, sample, machine);
2753
2754         if (!script->show_switch_events)
2755                 return 0;
2756
2757         return print_event(tool, event, sample, machine, sample->pid,
2758                            sample->tid);
2759 }
2760
2761 static int process_auxtrace_error(struct perf_session *session,
2762                                   union perf_event *event)
2763 {
2764         if (scripting_ops && scripting_ops->process_auxtrace_error) {
2765                 scripting_ops->process_auxtrace_error(session, event);
2766                 return 0;
2767         }
2768
2769         return perf_event__process_auxtrace_error(session, event);
2770 }
2771
2772 static int
2773 process_lost_event(const struct perf_tool *tool,
2774                    union perf_event *event,
2775                    struct perf_sample *sample,
2776                    struct machine *machine)
2777 {
2778         return print_event(tool, event, sample, machine, sample->pid,
2779                            sample->tid);
2780 }
2781
2782 static int
2783 process_throttle_event(const struct perf_tool *tool __maybe_unused,
2784                        union perf_event *event,
2785                        struct perf_sample *sample,
2786                        struct machine *machine)
2787 {
2788         if (scripting_ops && scripting_ops->process_throttle)
2789                 scripting_ops->process_throttle(event, sample, machine);
2790         return 0;
2791 }
2792
2793 static int
2794 process_finished_round_event(const struct perf_tool *tool __maybe_unused,
2795                              union perf_event *event,
2796                              struct ordered_events *oe __maybe_unused)
2797
2798 {
2799         perf_event__fprintf(event, NULL, stdout);
2800         return 0;
2801 }
2802
2803 static int
2804 process_bpf_events(const struct perf_tool *tool __maybe_unused,
2805                    union perf_event *event,
2806                    struct perf_sample *sample,
2807                    struct machine *machine)
2808 {
2809         if (machine__process_ksymbol(machine, event, sample) < 0)
2810                 return -1;
2811
2812         return print_event(tool, event, sample, machine, sample->pid,
2813                            sample->tid);
2814 }
2815
2816 static int process_text_poke_events(const struct perf_tool *tool,
2817                                     union perf_event *event,
2818                                     struct perf_sample *sample,
2819                                     struct machine *machine)
2820 {
2821         if (perf_event__process_text_poke(tool, event, sample, machine) < 0)
2822                 return -1;
2823
2824         return print_event(tool, event, sample, machine, sample->pid,
2825                            sample->tid);
2826 }
2827
2828 static void sig_handler(int sig __maybe_unused)
2829 {
2830         session_done = 1;
2831 }
2832
2833 static void perf_script__fclose_per_event_dump(struct perf_script *script)
2834 {
2835         struct evlist *evlist = script->session->evlist;
2836         struct evsel *evsel;
2837
2838         evlist__for_each_entry(evlist, evsel) {
2839                 if (!evsel->priv)
2840                         break;
2841                 evsel_script__delete(evsel->priv);
2842                 evsel->priv = NULL;
2843         }
2844 }
2845
2846 static int perf_script__fopen_per_event_dump(struct perf_script *script)
2847 {
2848         struct evsel *evsel;
2849
2850         evlist__for_each_entry(script->session->evlist, evsel) {
2851                 /*
2852                  * Already setup? I.e. we may be called twice in cases like
2853                  * Intel PT, one for the intel_pt// and dummy events, then
2854                  * for the evsels synthesized from the auxtrace info.
2855                  *
2856                  * Ses perf_script__process_auxtrace_info.
2857                  */
2858                 if (evsel->priv != NULL)
2859                         continue;
2860
2861                 evsel->priv = evsel_script__new(evsel, script->session->data);
2862                 if (evsel->priv == NULL)
2863                         goto out_err_fclose;
2864         }
2865
2866         return 0;
2867
2868 out_err_fclose:
2869         perf_script__fclose_per_event_dump(script);
2870         return -1;
2871 }
2872
2873 static int perf_script__setup_per_event_dump(struct perf_script *script)
2874 {
2875         struct evsel *evsel;
2876
2877         if (script->per_event_dump)
2878                 return perf_script__fopen_per_event_dump(script);
2879
2880         es_stdout.fp = stdout;
2881
2882         evlist__for_each_entry(script->session->evlist, evsel)
2883                 evsel->priv = &es_stdout;
2884
2885         return 0;
2886 }
2887
2888 static void perf_script__exit_per_event_dump_stats(struct perf_script *script)
2889 {
2890         struct evsel *evsel;
2891
2892         evlist__for_each_entry(script->session->evlist, evsel) {
2893                 struct evsel_script *es = evsel->priv;
2894
2895                 evsel_script__fprintf(es, stdout);
2896                 evsel_script__delete(es);
2897                 evsel->priv = NULL;
2898         }
2899 }
2900
2901 static void perf_script__exit(struct perf_script *script)
2902 {
2903         perf_thread_map__put(script->threads);
2904         perf_cpu_map__put(script->cpus);
2905 }
2906
2907 static int __cmd_script(struct perf_script *script)
2908 {
2909         int ret;
2910
2911         signal(SIGINT, sig_handler);
2912
2913         /* override event processing functions */
2914         if (script->show_task_events) {
2915                 script->tool.comm = process_comm_event;
2916                 script->tool.fork = process_fork_event;
2917                 script->tool.exit = process_exit_event;
2918         }
2919         if (script->show_mmap_events) {
2920                 script->tool.mmap = process_mmap_event;
2921                 script->tool.mmap2 = process_mmap2_event;
2922         }
2923         if (script->show_switch_events || (scripting_ops && scripting_ops->process_switch))
2924                 script->tool.context_switch = process_switch_event;
2925         if (scripting_ops && scripting_ops->process_auxtrace_error)
2926                 script->tool.auxtrace_error = process_auxtrace_error;
2927         if (script->show_namespace_events)
2928                 script->tool.namespaces = process_namespaces_event;
2929         if (script->show_cgroup_events)
2930                 script->tool.cgroup = process_cgroup_event;
2931         if (script->show_lost_events)
2932                 script->tool.lost = process_lost_event;
2933         if (script->show_round_events) {
2934                 script->tool.ordered_events = false;
2935                 script->tool.finished_round = process_finished_round_event;
2936         }
2937         if (script->show_bpf_events) {
2938                 script->tool.ksymbol = process_bpf_events;
2939                 script->tool.bpf     = process_bpf_events;
2940         }
2941         if (script->show_text_poke_events) {
2942                 script->tool.ksymbol   = process_bpf_events;
2943                 script->tool.text_poke = process_text_poke_events;
2944         }
2945
2946         if (perf_script__setup_per_event_dump(script)) {
2947                 pr_err("Couldn't create the per event dump files\n");
2948                 return -1;
2949         }
2950
2951         ret = perf_session__process_events(script->session);
2952
2953         if (script->per_event_dump)
2954                 perf_script__exit_per_event_dump_stats(script);
2955
2956         if (debug_mode)
2957                 pr_err("Misordered timestamps: %" PRIu64 "\n", nr_unordered);
2958
2959         return ret;
2960 }
2961
2962 struct script_spec {
2963         struct list_head        node;
2964         struct scripting_ops    *ops;
2965         char                    spec[];
2966 };
2967
2968 static LIST_HEAD(script_specs);
2969
2970 static struct script_spec *script_spec__new(const char *spec,
2971                                             struct scripting_ops *ops)
2972 {
2973         struct script_spec *s = malloc(sizeof(*s) + strlen(spec) + 1);
2974
2975         if (s != NULL) {
2976                 strcpy(s->spec, spec);
2977                 s->ops = ops;
2978         }
2979
2980         return s;
2981 }
2982
2983 static void script_spec__add(struct script_spec *s)
2984 {
2985         list_add_tail(&s->node, &script_specs);
2986 }
2987
2988 static struct script_spec *script_spec__find(const char *spec)
2989 {
2990         struct script_spec *s;
2991
2992         list_for_each_entry(s, &script_specs, node)
2993                 if (strcasecmp(s->spec, spec) == 0)
2994                         return s;
2995         return NULL;
2996 }
2997
2998 int script_spec_register(const char *spec, struct scripting_ops *ops)
2999 {
3000         struct script_spec *s;
3001
3002         s = script_spec__find(spec);
3003         if (s)
3004                 return -1;
3005
3006         s = script_spec__new(spec, ops);
3007         if (!s)
3008                 return -1;
3009         else
3010                 script_spec__add(s);
3011
3012         return 0;
3013 }
3014
3015 static struct scripting_ops *script_spec__lookup(const char *spec)
3016 {
3017         struct script_spec *s = script_spec__find(spec);
3018         if (!s)
3019                 return NULL;
3020
3021         return s->ops;
3022 }
3023
3024 static void list_available_languages(void)
3025 {
3026         struct script_spec *s;
3027
3028         fprintf(stderr, "\n");
3029         fprintf(stderr, "Scripting language extensions (used in "
3030                 "perf script -s [spec:]script.[spec]):\n\n");
3031
3032         list_for_each_entry(s, &script_specs, node)
3033                 fprintf(stderr, "  %-42s [%s]\n", s->spec, s->ops->name);
3034
3035         fprintf(stderr, "\n");
3036 }
3037
3038 /* Find script file relative to current directory or exec path */
3039 static char *find_script(const char *script)
3040 {
3041         char path[PATH_MAX];
3042
3043         if (!scripting_ops) {
3044                 const char *ext = strrchr(script, '.');
3045
3046                 if (!ext)
3047                         return NULL;
3048
3049                 scripting_ops = script_spec__lookup(++ext);
3050                 if (!scripting_ops)
3051                         return NULL;
3052         }
3053
3054         if (access(script, R_OK)) {
3055                 char *exec_path = get_argv_exec_path();
3056
3057                 if (!exec_path)
3058                         return NULL;
3059                 snprintf(path, sizeof(path), "%s/scripts/%s/%s",
3060                          exec_path, scripting_ops->dirname, script);
3061                 free(exec_path);
3062                 script = path;
3063                 if (access(script, R_OK))
3064                         return NULL;
3065         }
3066         return strdup(script);
3067 }
3068
3069 static int parse_scriptname(const struct option *opt __maybe_unused,
3070                             const char *str, int unset __maybe_unused)
3071 {
3072         char spec[PATH_MAX];
3073         const char *script, *ext;
3074         int len;
3075
3076         if (strcmp(str, "lang") == 0) {
3077                 list_available_languages();
3078                 exit(0);
3079         }
3080
3081         script = strchr(str, ':');
3082         if (script) {
3083                 len = script - str;
3084                 if (len >= PATH_MAX) {
3085                         fprintf(stderr, "invalid language specifier");
3086                         return -1;
3087                 }
3088                 strncpy(spec, str, len);
3089                 spec[len] = '\0';
3090                 scripting_ops = script_spec__lookup(spec);
3091                 if (!scripting_ops) {
3092                         fprintf(stderr, "invalid language specifier");
3093                         return -1;
3094                 }
3095                 script++;
3096         } else {
3097                 script = str;
3098                 ext = strrchr(script, '.');
3099                 if (!ext) {
3100                         fprintf(stderr, "invalid script extension");
3101                         return -1;
3102                 }
3103                 scripting_ops = script_spec__lookup(++ext);
3104                 if (!scripting_ops) {
3105                         fprintf(stderr, "invalid script extension");
3106                         return -1;
3107                 }
3108         }
3109
3110         script_name = find_script(script);
3111         if (!script_name)
3112                 script_name = strdup(script);
3113
3114         return 0;
3115 }
3116
3117 static int parse_output_fields(const struct option *opt __maybe_unused,
3118                             const char *arg, int unset __maybe_unused)
3119 {
3120         char *tok, *strtok_saveptr = NULL;
3121         int i, imax = ARRAY_SIZE(all_output_options);
3122         int j;
3123         int rc = 0;
3124         char *str = strdup(arg);
3125         int type = -1;
3126         enum { DEFAULT, SET, ADD, REMOVE } change = DEFAULT;
3127
3128         if (!str)
3129                 return -ENOMEM;
3130
3131         /* first word can state for which event type the user is specifying
3132          * the fields. If no type exists, the specified fields apply to all
3133          * event types found in the file minus the invalid fields for a type.
3134          */
3135         tok = strchr(str, ':');
3136         if (tok) {
3137                 *tok = '\0';
3138                 tok++;
3139                 if (!strcmp(str, "hw"))
3140                         type = PERF_TYPE_HARDWARE;
3141                 else if (!strcmp(str, "sw"))
3142                         type = PERF_TYPE_SOFTWARE;
3143                 else if (!strcmp(str, "trace"))
3144                         type = PERF_TYPE_TRACEPOINT;
3145                 else if (!strcmp(str, "raw"))
3146                         type = PERF_TYPE_RAW;
3147                 else if (!strcmp(str, "break"))
3148                         type = PERF_TYPE_BREAKPOINT;
3149                 else if (!strcmp(str, "synth"))
3150                         type = OUTPUT_TYPE_SYNTH;
3151                 else {
3152                         fprintf(stderr, "Invalid event type in field string.\n");
3153                         rc = -EINVAL;
3154                         goto out;
3155                 }
3156
3157                 if (output[type].user_set)
3158                         pr_warning("Overriding previous field request for %s events.\n",
3159                                    event_type(type));
3160
3161                 /* Don't override defaults for +- */
3162                 if (strchr(tok, '+') || strchr(tok, '-'))
3163                         goto parse;
3164
3165                 output[type].fields = 0;
3166                 output[type].user_set = true;
3167                 output[type].wildcard_set = false;
3168
3169         } else {
3170                 tok = str;
3171                 if (strlen(str) == 0) {
3172                         fprintf(stderr,
3173                                 "Cannot set fields to 'none' for all event types.\n");
3174                         rc = -EINVAL;
3175                         goto out;
3176                 }
3177
3178                 /* Don't override defaults for +- */
3179                 if (strchr(str, '+') || strchr(str, '-'))
3180                         goto parse;
3181
3182                 if (output_set_by_user())
3183                         pr_warning("Overriding previous field request for all events.\n");
3184
3185                 for (j = 0; j < OUTPUT_TYPE_MAX; ++j) {
3186                         output[j].fields = 0;
3187                         output[j].user_set = true;
3188                         output[j].wildcard_set = true;
3189                 }
3190         }
3191
3192 parse:
3193         for (tok = strtok_r(tok, ",", &strtok_saveptr); tok; tok = strtok_r(NULL, ",", &strtok_saveptr)) {
3194                 if (*tok == '+') {
3195                         if (change == SET)
3196                                 goto out_badmix;
3197                         change = ADD;
3198                         tok++;
3199                 } else if (*tok == '-') {
3200                         if (change == SET)
3201                                 goto out_badmix;
3202                         change = REMOVE;
3203                         tok++;
3204                 } else {
3205                         if (change != SET && change != DEFAULT)
3206                                 goto out_badmix;
3207                         change = SET;
3208                 }
3209
3210                 for (i = 0; i < imax; ++i) {
3211                         if (strcmp(tok, all_output_options[i].str) == 0)
3212                                 break;
3213                 }
3214                 if (i == imax && strcmp(tok, "flags") == 0) {
3215                         print_flags = change != REMOVE;
3216                         continue;
3217                 }
3218                 if (i == imax) {
3219                         fprintf(stderr, "Invalid field requested.\n");
3220                         rc = -EINVAL;
3221                         goto out;
3222                 }
3223 #ifndef HAVE_LIBCAPSTONE_SUPPORT
3224                 if (change != REMOVE && strcmp(tok, "disasm") == 0) {
3225                         fprintf(stderr, "Field \"disasm\" requires perf to be built with libcapstone support.\n");
3226                         rc = -EINVAL;
3227                         goto out;
3228                 }
3229 #endif
3230
3231                 if (type == -1) {
3232                         /* add user option to all events types for
3233                          * which it is valid
3234                          */
3235                         for (j = 0; j < OUTPUT_TYPE_MAX; ++j) {
3236                                 if (output[j].invalid_fields & all_output_options[i].field) {
3237                                         pr_warning("\'%s\' not valid for %s events. Ignoring.\n",
3238                                                    all_output_options[i].str, event_type(j));
3239                                 } else {
3240                                         if (change == REMOVE) {
3241                                                 output[j].fields &= ~all_output_options[i].field;
3242                                                 output[j].user_set_fields &= ~all_output_options[i].field;
3243                                                 output[j].user_unset_fields |= all_output_options[i].field;
3244                                         } else {
3245                                                 output[j].fields |= all_output_options[i].field;
3246                                                 output[j].user_set_fields |= all_output_options[i].field;
3247                                                 output[j].user_unset_fields &= ~all_output_options[i].field;
3248                                         }
3249                                         output[j].user_set = true;
3250                                         output[j].wildcard_set = true;
3251                                 }
3252                         }
3253                 } else {
3254                         if (output[type].invalid_fields & all_output_options[i].field) {
3255                                 fprintf(stderr, "\'%s\' not valid for %s events.\n",
3256                                          all_output_options[i].str, event_type(type));
3257
3258                                 rc = -EINVAL;
3259                                 goto out;
3260                         }
3261                         if (change == REMOVE)
3262                                 output[type].fields &= ~all_output_options[i].field;
3263                         else
3264                                 output[type].fields |= all_output_options[i].field;
3265                         output[type].user_set = true;
3266                         output[type].wildcard_set = true;
3267                 }
3268         }
3269
3270         if (type >= 0) {
3271                 if (output[type].fields == 0) {
3272                         pr_debug("No fields requested for %s type. "
3273                                  "Events will not be displayed.\n", event_type(type));
3274                 }
3275         }
3276         goto out;
3277
3278 out_badmix:
3279         fprintf(stderr, "Cannot mix +-field with overridden fields\n");
3280         rc = -EINVAL;
3281 out:
3282         free(str);
3283         return rc;
3284 }
3285
3286 #define for_each_lang(scripts_path, scripts_dir, lang_dirent)           \
3287         while ((lang_dirent = readdir(scripts_dir)) != NULL)            \
3288                 if ((lang_dirent->d_type == DT_DIR ||                   \
3289                      (lang_dirent->d_type == DT_UNKNOWN &&              \
3290                       is_directory(scripts_path, lang_dirent))) &&      \
3291                     (strcmp(lang_dirent->d_name, ".")) &&               \
3292                     (strcmp(lang_dirent->d_name, "..")))
3293
3294 #define for_each_script(lang_path, lang_dir, script_dirent)             \
3295         while ((script_dirent = readdir(lang_dir)) != NULL)             \
3296                 if (script_dirent->d_type != DT_DIR &&                  \
3297                     (script_dirent->d_type != DT_UNKNOWN ||             \
3298                      !is_directory(lang_path, script_dirent)))
3299
3300
3301 #define RECORD_SUFFIX                   "-record"
3302 #define REPORT_SUFFIX                   "-report"
3303
3304 struct script_desc {
3305         struct list_head        node;
3306         char                    *name;
3307         char                    *half_liner;
3308         char                    *args;
3309 };
3310
3311 static LIST_HEAD(script_descs);
3312
3313 static struct script_desc *script_desc__new(const char *name)
3314 {
3315         struct script_desc *s = zalloc(sizeof(*s));
3316
3317         if (s != NULL && name)
3318                 s->name = strdup(name);
3319
3320         return s;
3321 }
3322
3323 static void script_desc__delete(struct script_desc *s)
3324 {
3325         zfree(&s->name);
3326         zfree(&s->half_liner);
3327         zfree(&s->args);
3328         free(s);
3329 }
3330
3331 static void script_desc__add(struct script_desc *s)
3332 {
3333         list_add_tail(&s->node, &script_descs);
3334 }
3335
3336 static struct script_desc *script_desc__find(const char *name)
3337 {
3338         struct script_desc *s;
3339
3340         list_for_each_entry(s, &script_descs, node)
3341                 if (strcasecmp(s->name, name) == 0)
3342                         return s;
3343         return NULL;
3344 }
3345
3346 static struct script_desc *script_desc__findnew(const char *name)
3347 {
3348         struct script_desc *s = script_desc__find(name);
3349
3350         if (s)
3351                 return s;
3352
3353         s = script_desc__new(name);
3354         if (!s)
3355                 return NULL;
3356
3357         script_desc__add(s);
3358
3359         return s;
3360 }
3361
3362 static const char *ends_with(const char *str, const char *suffix)
3363 {
3364         size_t suffix_len = strlen(suffix);
3365         const char *p = str;
3366
3367         if (strlen(str) > suffix_len) {
3368                 p = str + strlen(str) - suffix_len;
3369                 if (!strncmp(p, suffix, suffix_len))
3370                         return p;
3371         }
3372
3373         return NULL;
3374 }
3375
3376 static int read_script_info(struct script_desc *desc, const char *filename)
3377 {
3378         char line[BUFSIZ], *p;
3379         FILE *fp;
3380
3381         fp = fopen(filename, "r");
3382         if (!fp)
3383                 return -1;
3384
3385         while (fgets(line, sizeof(line), fp)) {
3386                 p = skip_spaces(line);
3387                 if (strlen(p) == 0)
3388                         continue;
3389                 if (*p != '#')
3390                         continue;
3391                 p++;
3392                 if (strlen(p) && *p == '!')
3393                         continue;
3394
3395                 p = skip_spaces(p);
3396                 if (strlen(p) && p[strlen(p) - 1] == '\n')
3397                         p[strlen(p) - 1] = '\0';
3398
3399                 if (!strncmp(p, "description:", strlen("description:"))) {
3400                         p += strlen("description:");
3401                         desc->half_liner = strdup(skip_spaces(p));
3402                         continue;
3403                 }
3404
3405                 if (!strncmp(p, "args:", strlen("args:"))) {
3406                         p += strlen("args:");
3407                         desc->args = strdup(skip_spaces(p));
3408                         continue;
3409                 }
3410         }
3411
3412         fclose(fp);
3413
3414         return 0;
3415 }
3416
3417 static char *get_script_root(struct dirent *script_dirent, const char *suffix)
3418 {
3419         char *script_root, *str;
3420
3421         script_root = strdup(script_dirent->d_name);
3422         if (!script_root)
3423                 return NULL;
3424
3425         str = (char *)ends_with(script_root, suffix);
3426         if (!str) {
3427                 free(script_root);
3428                 return NULL;
3429         }
3430
3431         *str = '\0';
3432         return script_root;
3433 }
3434
3435 static int list_available_scripts(const struct option *opt __maybe_unused,
3436                                   const char *s __maybe_unused,
3437                                   int unset __maybe_unused)
3438 {
3439         struct dirent *script_dirent, *lang_dirent;
3440         char *buf, *scripts_path, *script_path, *lang_path, *first_half;
3441         DIR *scripts_dir, *lang_dir;
3442         struct script_desc *desc;
3443         char *script_root;
3444
3445         buf = malloc(3 * MAXPATHLEN + BUFSIZ);
3446         if (!buf) {
3447                 pr_err("malloc failed\n");
3448                 exit(-1);
3449         }
3450         scripts_path = buf;
3451         script_path = buf + MAXPATHLEN;
3452         lang_path = buf + 2 * MAXPATHLEN;
3453         first_half = buf + 3 * MAXPATHLEN;
3454
3455         snprintf(scripts_path, MAXPATHLEN, "%s/scripts", get_argv_exec_path());
3456
3457         scripts_dir = opendir(scripts_path);
3458         if (!scripts_dir) {
3459                 fprintf(stdout,
3460                         "open(%s) failed.\n"
3461                         "Check \"PERF_EXEC_PATH\" env to set scripts dir.\n",
3462                         scripts_path);
3463                 free(buf);
3464                 exit(-1);
3465         }
3466
3467         for_each_lang(scripts_path, scripts_dir, lang_dirent) {
3468                 scnprintf(lang_path, MAXPATHLEN, "%s/%s/bin", scripts_path,
3469                           lang_dirent->d_name);
3470                 lang_dir = opendir(lang_path);
3471                 if (!lang_dir)
3472                         continue;
3473
3474                 for_each_script(lang_path, lang_dir, script_dirent) {
3475                         script_root = get_script_root(script_dirent, REPORT_SUFFIX);
3476                         if (script_root) {
3477                                 desc = script_desc__findnew(script_root);
3478                                 scnprintf(script_path, MAXPATHLEN, "%s/%s",
3479                                           lang_path, script_dirent->d_name);
3480                                 read_script_info(desc, script_path);
3481                                 free(script_root);
3482                         }
3483                 }
3484         }
3485
3486         fprintf(stdout, "List of available trace scripts:\n");
3487         list_for_each_entry(desc, &script_descs, node) {
3488                 sprintf(first_half, "%s %s", desc->name,
3489                         desc->args ? desc->args : "");
3490                 fprintf(stdout, "  %-36s %s\n", first_half,
3491                         desc->half_liner ? desc->half_liner : "");
3492         }
3493
3494         free(buf);
3495         exit(0);
3496 }
3497
3498 static int add_dlarg(const struct option *opt __maybe_unused,
3499                      const char *s, int unset __maybe_unused)
3500 {
3501         char *arg = strdup(s);
3502         void *a;
3503
3504         if (!arg)
3505                 return -1;
3506
3507         a = realloc(dlargv, sizeof(dlargv[0]) * (dlargc + 1));
3508         if (!a) {
3509                 free(arg);
3510                 return -1;
3511         }
3512
3513         dlargv = a;
3514         dlargv[dlargc++] = arg;
3515
3516         return 0;
3517 }
3518
3519 static void free_dlarg(void)
3520 {
3521         while (dlargc--)
3522                 free(dlargv[dlargc]);
3523         free(dlargv);
3524 }
3525
3526 /*
3527  * Some scripts specify the required events in their "xxx-record" file,
3528  * this function will check if the events in perf.data match those
3529  * mentioned in the "xxx-record".
3530  *
3531  * Fixme: All existing "xxx-record" are all in good formats "-e event ",
3532  * which is covered well now. And new parsing code should be added to
3533  * cover the future complex formats like event groups etc.
3534  */
3535 static int check_ev_match(char *dir_name, char *scriptname,
3536                         struct perf_session *session)
3537 {
3538         char filename[MAXPATHLEN], evname[128];
3539         char line[BUFSIZ], *p;
3540         struct evsel *pos;
3541         int match, len;
3542         FILE *fp;
3543
3544         scnprintf(filename, MAXPATHLEN, "%s/bin/%s-record", dir_name, scriptname);
3545
3546         fp = fopen(filename, "r");
3547         if (!fp)
3548                 return -1;
3549
3550         while (fgets(line, sizeof(line), fp)) {
3551                 p = skip_spaces(line);
3552                 if (*p == '#')
3553                         continue;
3554
3555                 while (strlen(p)) {
3556                         p = strstr(p, "-e");
3557                         if (!p)
3558                                 break;
3559
3560                         p += 2;
3561                         p = skip_spaces(p);
3562                         len = strcspn(p, " \t");
3563                         if (!len)
3564                                 break;
3565
3566                         snprintf(evname, len + 1, "%s", p);
3567
3568                         match = 0;
3569                         evlist__for_each_entry(session->evlist, pos) {
3570                                 if (evsel__name_is(pos, evname)) {
3571                                         match = 1;
3572                                         break;
3573                                 }
3574                         }
3575
3576                         if (!match) {
3577                                 fclose(fp);
3578                                 return -1;
3579                         }
3580                 }
3581         }
3582
3583         fclose(fp);
3584         return 0;
3585 }
3586
3587 /*
3588  * Return -1 if none is found, otherwise the actual scripts number.
3589  *
3590  * Currently the only user of this function is the script browser, which
3591  * will list all statically runnable scripts, select one, execute it and
3592  * show the output in a perf browser.
3593  */
3594 int find_scripts(char **scripts_array, char **scripts_path_array, int num,
3595                  int pathlen)
3596 {
3597         struct dirent *script_dirent, *lang_dirent;
3598         char scripts_path[MAXPATHLEN], lang_path[MAXPATHLEN];
3599         DIR *scripts_dir, *lang_dir;
3600         struct perf_session *session;
3601         struct perf_data data = {
3602                 .path = input_name,
3603                 .mode = PERF_DATA_MODE_READ,
3604         };
3605         char *temp;
3606         int i = 0;
3607
3608         session = perf_session__new(&data, NULL);
3609         if (IS_ERR(session))
3610                 return PTR_ERR(session);
3611
3612         snprintf(scripts_path, MAXPATHLEN, "%s/scripts", get_argv_exec_path());
3613
3614         scripts_dir = opendir(scripts_path);
3615         if (!scripts_dir) {
3616                 perf_session__delete(session);
3617                 return -1;
3618         }
3619
3620         for_each_lang(scripts_path, scripts_dir, lang_dirent) {
3621                 scnprintf(lang_path, MAXPATHLEN, "%s/%s", scripts_path,
3622                           lang_dirent->d_name);
3623 #ifndef HAVE_LIBPERL_SUPPORT
3624                 if (strstr(lang_path, "perl"))
3625                         continue;
3626 #endif
3627 #ifndef HAVE_LIBPYTHON_SUPPORT
3628                 if (strstr(lang_path, "python"))
3629                         continue;
3630 #endif
3631
3632                 lang_dir = opendir(lang_path);
3633                 if (!lang_dir)
3634                         continue;
3635
3636                 for_each_script(lang_path, lang_dir, script_dirent) {
3637                         /* Skip those real time scripts: xxxtop.p[yl] */
3638                         if (strstr(script_dirent->d_name, "top."))
3639                                 continue;
3640                         if (i >= num)
3641                                 break;
3642                         snprintf(scripts_path_array[i], pathlen, "%s/%s",
3643                                 lang_path,
3644                                 script_dirent->d_name);
3645                         temp = strchr(script_dirent->d_name, '.');
3646                         snprintf(scripts_array[i],
3647                                 (temp - script_dirent->d_name) + 1,
3648                                 "%s", script_dirent->d_name);
3649
3650                         if (check_ev_match(lang_path,
3651                                         scripts_array[i], session))
3652                                 continue;
3653
3654                         i++;
3655                 }
3656                 closedir(lang_dir);
3657         }
3658
3659         closedir(scripts_dir);
3660         perf_session__delete(session);
3661         return i;
3662 }
3663
3664 static char *get_script_path(const char *script_root, const char *suffix)
3665 {
3666         struct dirent *script_dirent, *lang_dirent;
3667         char scripts_path[MAXPATHLEN];
3668         char script_path[MAXPATHLEN];
3669         DIR *scripts_dir, *lang_dir;
3670         char lang_path[MAXPATHLEN];
3671         char *__script_root;
3672
3673         snprintf(scripts_path, MAXPATHLEN, "%s/scripts", get_argv_exec_path());
3674
3675         scripts_dir = opendir(scripts_path);
3676         if (!scripts_dir)
3677                 return NULL;
3678
3679         for_each_lang(scripts_path, scripts_dir, lang_dirent) {
3680                 scnprintf(lang_path, MAXPATHLEN, "%s/%s/bin", scripts_path,
3681                           lang_dirent->d_name);
3682                 lang_dir = opendir(lang_path);
3683                 if (!lang_dir)
3684                         continue;
3685
3686                 for_each_script(lang_path, lang_dir, script_dirent) {
3687                         __script_root = get_script_root(script_dirent, suffix);
3688                         if (__script_root && !strcmp(script_root, __script_root)) {
3689                                 free(__script_root);
3690                                 closedir(scripts_dir);
3691                                 scnprintf(script_path, MAXPATHLEN, "%s/%s",
3692                                           lang_path, script_dirent->d_name);
3693                                 closedir(lang_dir);
3694                                 return strdup(script_path);
3695                         }
3696                         free(__script_root);
3697                 }
3698                 closedir(lang_dir);
3699         }
3700         closedir(scripts_dir);
3701
3702         return NULL;
3703 }
3704
3705 static bool is_top_script(const char *script_path)
3706 {
3707         return ends_with(script_path, "top") != NULL;
3708 }
3709
3710 static int has_required_arg(char *script_path)
3711 {
3712         struct script_desc *desc;
3713         int n_args = 0;
3714         char *p;
3715
3716         desc = script_desc__new(NULL);
3717
3718         if (read_script_info(desc, script_path))
3719                 goto out;
3720
3721         if (!desc->args)
3722                 goto out;
3723
3724         for (p = desc->args; *p; p++)
3725                 if (*p == '<')
3726                         n_args++;
3727 out:
3728         script_desc__delete(desc);
3729
3730         return n_args;
3731 }
3732
3733 static int have_cmd(int argc, const char **argv)
3734 {
3735         char **__argv = malloc(sizeof(const char *) * argc);
3736
3737         if (!__argv) {
3738                 pr_err("malloc failed\n");
3739                 return -1;
3740         }
3741
3742         memcpy(__argv, argv, sizeof(const char *) * argc);
3743         argc = parse_options(argc, (const char **)__argv, record_options,
3744                              NULL, PARSE_OPT_STOP_AT_NON_OPTION);
3745         free(__argv);
3746
3747         system_wide = (argc == 0);
3748
3749         return 0;
3750 }
3751
3752 static void script__setup_sample_type(struct perf_script *script)
3753 {
3754         struct perf_session *session = script->session;
3755         u64 sample_type = evlist__combined_sample_type(session->evlist);
3756
3757         callchain_param_setup(sample_type, perf_env__arch(session->machines.host.env));
3758
3759         if (script->stitch_lbr && (callchain_param.record_mode != CALLCHAIN_LBR)) {
3760                 pr_warning("Can't find LBR callchain. Switch off --stitch-lbr.\n"
3761                            "Please apply --call-graph lbr when recording.\n");
3762                 script->stitch_lbr = false;
3763         }
3764 }
3765
3766 static int process_stat_round_event(struct perf_session *session,
3767                                     union perf_event *event)
3768 {
3769         struct perf_record_stat_round *round = &event->stat_round;
3770         struct evsel *counter;
3771
3772         evlist__for_each_entry(session->evlist, counter) {
3773                 perf_stat_process_counter(&stat_config, counter);
3774                 process_stat(counter, round->time);
3775         }
3776
3777         process_stat_interval(round->time);
3778         return 0;
3779 }
3780
3781 static int process_stat_config_event(struct perf_session *session __maybe_unused,
3782                                      union perf_event *event)
3783 {
3784         perf_event__read_stat_config(&stat_config, &event->stat_config);
3785
3786         /*
3787          * Aggregation modes are not used since post-processing scripts are
3788          * supposed to take care of such requirements
3789          */
3790         stat_config.aggr_mode = AGGR_NONE;
3791
3792         return 0;
3793 }
3794
3795 static int set_maps(struct perf_script *script)
3796 {
3797         struct evlist *evlist = script->session->evlist;
3798
3799         if (!script->cpus || !script->threads)
3800                 return 0;
3801
3802         if (WARN_ONCE(script->allocated, "stats double allocation\n"))
3803                 return -EINVAL;
3804
3805         perf_evlist__set_maps(&evlist->core, script->cpus, script->threads);
3806
3807         if (evlist__alloc_stats(&stat_config, evlist, /*alloc_raw=*/true))
3808                 return -ENOMEM;
3809
3810         script->allocated = true;
3811         return 0;
3812 }
3813
3814 static
3815 int process_thread_map_event(struct perf_session *session,
3816                              union perf_event *event)
3817 {
3818         const struct perf_tool *tool = session->tool;
3819         struct perf_script *script = container_of(tool, struct perf_script, tool);
3820
3821         if (dump_trace)
3822                 perf_event__fprintf_thread_map(event, stdout);
3823
3824         if (script->threads) {
3825                 pr_warning("Extra thread map event, ignoring.\n");
3826                 return 0;
3827         }
3828
3829         script->threads = thread_map__new_event(&event->thread_map);
3830         if (!script->threads)
3831                 return -ENOMEM;
3832
3833         return set_maps(script);
3834 }
3835
3836 static
3837 int process_cpu_map_event(struct perf_session *session,
3838                           union perf_event *event)
3839 {
3840         const struct perf_tool *tool = session->tool;
3841         struct perf_script *script = container_of(tool, struct perf_script, tool);
3842
3843         if (dump_trace)
3844                 perf_event__fprintf_cpu_map(event, stdout);
3845
3846         if (script->cpus) {
3847                 pr_warning("Extra cpu map event, ignoring.\n");
3848                 return 0;
3849         }
3850
3851         script->cpus = cpu_map__new_data(&event->cpu_map.data);
3852         if (!script->cpus)
3853                 return -ENOMEM;
3854
3855         return set_maps(script);
3856 }
3857
3858 static int process_feature_event(struct perf_session *session,
3859                                  union perf_event *event)
3860 {
3861         if (event->feat.feat_id < HEADER_LAST_FEATURE)
3862                 return perf_event__process_feature(session, event);
3863         return 0;
3864 }
3865
3866 #ifdef HAVE_AUXTRACE_SUPPORT
3867 static int perf_script__process_auxtrace_info(struct perf_session *session,
3868                                               union perf_event *event)
3869 {
3870         int ret = perf_event__process_auxtrace_info(session, event);
3871
3872         if (ret == 0) {
3873                 const struct perf_tool *tool = session->tool;
3874                 struct perf_script *script = container_of(tool, struct perf_script, tool);
3875
3876                 ret = perf_script__setup_per_event_dump(script);
3877         }
3878
3879         return ret;
3880 }
3881 #else
3882 #define perf_script__process_auxtrace_info 0
3883 #endif
3884
3885 static int parse_insn_trace(const struct option *opt __maybe_unused,
3886                             const char *str, int unset __maybe_unused)
3887 {
3888         const char *fields = "+insn,-event,-period";
3889         int ret;
3890
3891         if (str) {
3892                 if (strcmp(str, "disasm") == 0)
3893                         fields = "+disasm,-event,-period";
3894                 else if (strlen(str) != 0 && strcmp(str, "raw") != 0) {
3895                         fprintf(stderr, "Only accept raw|disasm\n");
3896                         return -EINVAL;
3897                 }
3898         }
3899
3900         ret = parse_output_fields(NULL, fields, 0);
3901         if (ret < 0)
3902                 return ret;
3903
3904         itrace_parse_synth_opts(opt, "i0nse", 0);
3905         symbol_conf.nanosecs = true;
3906         return 0;
3907 }
3908
3909 static int parse_xed(const struct option *opt __maybe_unused,
3910                      const char *str __maybe_unused,
3911                      int unset __maybe_unused)
3912 {
3913         if (isatty(1))
3914                 force_pager("xed -F insn: -A -64 | less");
3915         else
3916                 force_pager("xed -F insn: -A -64");
3917         return 0;
3918 }
3919
3920 static int parse_call_trace(const struct option *opt __maybe_unused,
3921                             const char *str __maybe_unused,
3922                             int unset __maybe_unused)
3923 {
3924         parse_output_fields(NULL, "-ip,-addr,-event,-period,+callindent", 0);
3925         itrace_parse_synth_opts(opt, "cewp", 0);
3926         symbol_conf.nanosecs = true;
3927         symbol_conf.pad_output_len_dso = 50;
3928         return 0;
3929 }
3930
3931 static int parse_callret_trace(const struct option *opt __maybe_unused,
3932                             const char *str __maybe_unused,
3933                             int unset __maybe_unused)
3934 {
3935         parse_output_fields(NULL, "-ip,-addr,-event,-period,+callindent,+flags", 0);
3936         itrace_parse_synth_opts(opt, "crewp", 0);
3937         symbol_conf.nanosecs = true;
3938         return 0;
3939 }
3940
3941 int cmd_script(int argc, const char **argv)
3942 {
3943         bool show_full_info = false;
3944         bool header = false;
3945         bool header_only = false;
3946         bool script_started = false;
3947         bool unsorted_dump = false;
3948         char *rec_script_path = NULL;
3949         char *rep_script_path = NULL;
3950         struct perf_session *session;
3951         struct itrace_synth_opts itrace_synth_opts = {
3952                 .set = false,
3953                 .default_no_sample = true,
3954         };
3955         struct utsname uts;
3956         char *script_path = NULL;
3957         const char *dlfilter_file = NULL;
3958         const char **__argv;
3959         int i, j, err = 0;
3960         struct perf_script script = {};
3961         struct perf_data data = {
3962                 .mode = PERF_DATA_MODE_READ,
3963         };
3964         const struct option options[] = {
3965         OPT_BOOLEAN('D', "dump-raw-trace", &dump_trace,
3966                     "dump raw trace in ASCII"),
3967         OPT_BOOLEAN(0, "dump-unsorted-raw-trace", &unsorted_dump,
3968                     "dump unsorted raw trace in ASCII"),
3969         OPT_INCR('v', "verbose", &verbose,
3970                  "be more verbose (show symbol address, etc)"),
3971         OPT_BOOLEAN('L', "Latency", &latency_format,
3972                     "show latency attributes (irqs/preemption disabled, etc)"),
3973         OPT_CALLBACK_NOOPT('l', "list", NULL, NULL, "list available scripts",
3974                            list_available_scripts),
3975         OPT_CALLBACK_NOOPT(0, "list-dlfilters", NULL, NULL, "list available dlfilters",
3976                            list_available_dlfilters),
3977         OPT_CALLBACK('s', "script", NULL, "name",
3978                      "script file name (lang:script name, script name, or *)",
3979                      parse_scriptname),
3980         OPT_STRING('g', "gen-script", &generate_script_lang, "lang",
3981                    "generate perf-script.xx script in specified language"),
3982         OPT_STRING(0, "dlfilter", &dlfilter_file, "file", "filter .so file name"),
3983         OPT_CALLBACK(0, "dlarg", NULL, "argument", "filter argument",
3984                      add_dlarg),
3985         OPT_STRING('i', "input", &input_name, "file", "input file name"),
3986         OPT_BOOLEAN('d', "debug-mode", &debug_mode,
3987                    "do various checks like samples ordering and lost events"),
3988         OPT_BOOLEAN(0, "header", &header, "Show data header."),
3989         OPT_BOOLEAN(0, "header-only", &header_only, "Show only data header."),
3990         OPT_STRING('k', "vmlinux", &symbol_conf.vmlinux_name,
3991                    "file", "vmlinux pathname"),
3992         OPT_STRING(0, "kallsyms", &symbol_conf.kallsyms_name,
3993                    "file", "kallsyms pathname"),
3994         OPT_BOOLEAN('G', "hide-call-graph", &no_callchain,
3995                     "When printing symbols do not display call chain"),
3996         OPT_CALLBACK(0, "symfs", NULL, "directory",
3997                      "Look for files with symbols relative to this directory",
3998                      symbol__config_symfs),
3999         OPT_CALLBACK('F', "fields", NULL, "str",
4000                      "comma separated output fields prepend with 'type:'. "
4001                      "+field to add and -field to remove."
4002                      "Valid types: hw,sw,trace,raw,synth. "
4003                      "Fields: comm,tid,pid,time,cpu,event,trace,ip,sym,dso,dsoff,"
4004                      "addr,symoff,srcline,period,iregs,uregs,brstack,"
4005                      "brstacksym,flags,data_src,weight,bpf-output,brstackinsn,"
4006                      "brstackinsnlen,brstackdisasm,brstackoff,callindent,insn,disasm,insnlen,synth,"
4007                      "phys_addr,metric,misc,srccode,ipc,tod,data_page_size,"
4008                      "code_page_size,ins_lat,machine_pid,vcpu,cgroup,retire_lat,"
4009                      "brcntr",
4010                      parse_output_fields),
4011         OPT_BOOLEAN('a', "all-cpus", &system_wide,
4012                     "system-wide collection from all CPUs"),
4013         OPT_STRING(0, "dsos", &symbol_conf.dso_list_str, "dso[,dso...]",
4014                    "only consider symbols in these DSOs"),
4015         OPT_STRING('S', "symbols", &symbol_conf.sym_list_str, "symbol[,symbol...]",
4016                    "only consider these symbols"),
4017         OPT_INTEGER(0, "addr-range", &symbol_conf.addr_range,
4018                     "Use with -S to list traced records within address range"),
4019         OPT_CALLBACK_OPTARG(0, "insn-trace", &itrace_synth_opts, NULL, "raw|disasm",
4020                         "Decode instructions from itrace", parse_insn_trace),
4021         OPT_CALLBACK_OPTARG(0, "xed", NULL, NULL, NULL,
4022                         "Run xed disassembler on output", parse_xed),
4023         OPT_CALLBACK_OPTARG(0, "call-trace", &itrace_synth_opts, NULL, NULL,
4024                         "Decode calls from itrace", parse_call_trace),
4025         OPT_CALLBACK_OPTARG(0, "call-ret-trace", &itrace_synth_opts, NULL, NULL,
4026                         "Decode calls and returns from itrace", parse_callret_trace),
4027         OPT_STRING(0, "graph-function", &symbol_conf.graph_function, "symbol[,symbol...]",
4028                         "Only print symbols and callees with --call-trace/--call-ret-trace"),
4029         OPT_STRING(0, "stop-bt", &symbol_conf.bt_stop_list_str, "symbol[,symbol...]",
4030                    "Stop display of callgraph at these symbols"),
4031         OPT_STRING('C', "cpu", &cpu_list, "cpu", "list of cpus to profile"),
4032         OPT_STRING('c', "comms", &symbol_conf.comm_list_str, "comm[,comm...]",
4033                    "only display events for these comms"),
4034         OPT_STRING(0, "pid", &symbol_conf.pid_list_str, "pid[,pid...]",
4035                    "only consider symbols in these pids"),
4036         OPT_STRING(0, "tid", &symbol_conf.tid_list_str, "tid[,tid...]",
4037                    "only consider symbols in these tids"),
4038         OPT_UINTEGER(0, "max-stack", &scripting_max_stack,
4039                      "Set the maximum stack depth when parsing the callchain, "
4040                      "anything beyond the specified depth will be ignored. "
4041                      "Default: kernel.perf_event_max_stack or " __stringify(PERF_MAX_STACK_DEPTH)),
4042         OPT_BOOLEAN(0, "reltime", &reltime, "Show time stamps relative to start"),
4043         OPT_BOOLEAN(0, "deltatime", &deltatime, "Show time stamps relative to previous event"),
4044         OPT_BOOLEAN('I', "show-info", &show_full_info,
4045                     "display extended information from perf.data file"),
4046         OPT_BOOLEAN('\0', "show-kernel-path", &symbol_conf.show_kernel_path,
4047                     "Show the path of [kernel.kallsyms]"),
4048         OPT_BOOLEAN('\0', "show-task-events", &script.show_task_events,
4049                     "Show the fork/comm/exit events"),
4050         OPT_BOOLEAN('\0', "show-mmap-events", &script.show_mmap_events,
4051                     "Show the mmap events"),
4052         OPT_BOOLEAN('\0', "show-switch-events", &script.show_switch_events,
4053                     "Show context switch events (if recorded)"),
4054         OPT_BOOLEAN('\0', "show-namespace-events", &script.show_namespace_events,
4055                     "Show namespace events (if recorded)"),
4056         OPT_BOOLEAN('\0', "show-cgroup-events", &script.show_cgroup_events,
4057                     "Show cgroup events (if recorded)"),
4058         OPT_BOOLEAN('\0', "show-lost-events", &script.show_lost_events,
4059                     "Show lost events (if recorded)"),
4060         OPT_BOOLEAN('\0', "show-round-events", &script.show_round_events,
4061                     "Show round events (if recorded)"),
4062         OPT_BOOLEAN('\0', "show-bpf-events", &script.show_bpf_events,
4063                     "Show bpf related events (if recorded)"),
4064         OPT_BOOLEAN('\0', "show-text-poke-events", &script.show_text_poke_events,
4065                     "Show text poke related events (if recorded)"),
4066         OPT_BOOLEAN('\0', "per-event-dump", &script.per_event_dump,
4067                     "Dump trace output to files named by the monitored events"),
4068         OPT_BOOLEAN('f', "force", &symbol_conf.force, "don't complain, do it"),
4069         OPT_INTEGER(0, "max-blocks", &max_blocks,
4070                     "Maximum number of code blocks to dump with brstackinsn"),
4071         OPT_BOOLEAN(0, "ns", &symbol_conf.nanosecs,
4072                     "Use 9 decimal places when displaying time"),
4073         OPT_CALLBACK_OPTARG(0, "itrace", &itrace_synth_opts, NULL, "opts",
4074                             "Instruction Tracing options\n" ITRACE_HELP,
4075                             itrace_parse_synth_opts),
4076         OPT_BOOLEAN(0, "full-source-path", &srcline_full_filename,
4077                         "Show full source file name path for source lines"),
4078         OPT_BOOLEAN(0, "demangle", &symbol_conf.demangle,
4079                         "Enable symbol demangling"),
4080         OPT_BOOLEAN(0, "demangle-kernel", &symbol_conf.demangle_kernel,
4081                         "Enable kernel symbol demangling"),
4082         OPT_STRING(0, "addr2line", &symbol_conf.addr2line_path, "path",
4083                         "addr2line binary to use for line numbers"),
4084         OPT_STRING(0, "time", &script.time_str, "str",
4085                    "Time span of interest (start,stop)"),
4086         OPT_BOOLEAN(0, "inline", &symbol_conf.inline_name,
4087                     "Show inline function"),
4088         OPT_STRING(0, "guestmount", &symbol_conf.guestmount, "directory",
4089                    "guest mount directory under which every guest os"
4090                    " instance has a subdir"),
4091         OPT_STRING(0, "guestvmlinux", &symbol_conf.default_guest_vmlinux_name,
4092                    "file", "file saving guest os vmlinux"),
4093         OPT_STRING(0, "guestkallsyms", &symbol_conf.default_guest_kallsyms,
4094                    "file", "file saving guest os /proc/kallsyms"),
4095         OPT_STRING(0, "guestmodules", &symbol_conf.default_guest_modules,
4096                    "file", "file saving guest os /proc/modules"),
4097         OPT_BOOLEAN(0, "guest-code", &symbol_conf.guest_code,
4098                     "Guest code can be found in hypervisor process"),
4099         OPT_BOOLEAN('\0', "stitch-lbr", &script.stitch_lbr,
4100                     "Enable LBR callgraph stitching approach"),
4101         OPTS_EVSWITCH(&script.evswitch),
4102         OPT_END()
4103         };
4104         const char * const script_subcommands[] = { "record", "report", NULL };
4105         const char *script_usage[] = {
4106                 "perf script [<options>]",
4107                 "perf script [<options>] record <script> [<record-options>] <command>",
4108                 "perf script [<options>] report <script> [script-args]",
4109                 "perf script [<options>] <script> [<record-options>] <command>",
4110                 "perf script [<options>] <top-script> [script-args]",
4111                 NULL
4112         };
4113
4114         perf_set_singlethreaded();
4115
4116         setup_scripting();
4117
4118         argc = parse_options_subcommand(argc, argv, options, script_subcommands, script_usage,
4119                              PARSE_OPT_STOP_AT_NON_OPTION);
4120
4121         if (symbol_conf.guestmount ||
4122             symbol_conf.default_guest_vmlinux_name ||
4123             symbol_conf.default_guest_kallsyms ||
4124             symbol_conf.default_guest_modules ||
4125             symbol_conf.guest_code) {
4126                 /*
4127                  * Enable guest sample processing.
4128                  */
4129                 perf_guest = true;
4130         }
4131
4132         data.path  = input_name;
4133         data.force = symbol_conf.force;
4134
4135         if (unsorted_dump)
4136                 dump_trace = true;
4137
4138         if (symbol__validate_sym_arguments())
4139                 return -1;
4140
4141         if (argc > 1 && strlen(argv[0]) > 2 && strstarts("record", argv[0])) {
4142                 rec_script_path = get_script_path(argv[1], RECORD_SUFFIX);
4143                 if (!rec_script_path)
4144                         return cmd_record(argc, argv);
4145         }
4146
4147         if (argc > 1 && strlen(argv[0]) > 2 && strstarts("report", argv[0])) {
4148                 rep_script_path = get_script_path(argv[1], REPORT_SUFFIX);
4149                 if (!rep_script_path) {
4150                         fprintf(stderr,
4151                                 "Please specify a valid report script"
4152                                 "(see 'perf script -l' for listing)\n");
4153                         return -1;
4154                 }
4155         }
4156
4157         if (reltime && deltatime) {
4158                 fprintf(stderr,
4159                         "reltime and deltatime - the two don't get along well. "
4160                         "Please limit to --reltime or --deltatime.\n");
4161                 return -1;
4162         }
4163
4164         if ((itrace_synth_opts.callchain || itrace_synth_opts.add_callchain) &&
4165             itrace_synth_opts.callchain_sz > scripting_max_stack)
4166                 scripting_max_stack = itrace_synth_opts.callchain_sz;
4167
4168         /* make sure PERF_EXEC_PATH is set for scripts */
4169         set_argv_exec_path(get_argv_exec_path());
4170
4171         if (argc && !script_name && !rec_script_path && !rep_script_path) {
4172                 int live_pipe[2];
4173                 int rep_args;
4174                 pid_t pid;
4175
4176                 rec_script_path = get_script_path(argv[0], RECORD_SUFFIX);
4177                 rep_script_path = get_script_path(argv[0], REPORT_SUFFIX);
4178
4179                 if (!rec_script_path && !rep_script_path) {
4180                         script_name = find_script(argv[0]);
4181                         if (script_name) {
4182                                 argc -= 1;
4183                                 argv += 1;
4184                                 goto script_found;
4185                         }
4186                         usage_with_options_msg(script_usage, options,
4187                                 "Couldn't find script `%s'\n\n See perf"
4188                                 " script -l for available scripts.\n", argv[0]);
4189                 }
4190
4191                 if (is_top_script(argv[0])) {
4192                         rep_args = argc - 1;
4193                 } else {
4194                         int rec_args;
4195
4196                         rep_args = has_required_arg(rep_script_path);
4197                         rec_args = (argc - 1) - rep_args;
4198                         if (rec_args < 0) {
4199                                 usage_with_options_msg(script_usage, options,
4200                                         "`%s' script requires options."
4201                                         "\n\n See perf script -l for available "
4202                                         "scripts and options.\n", argv[0]);
4203                         }
4204                 }
4205
4206                 if (pipe(live_pipe) < 0) {
4207                         perror("failed to create pipe");
4208                         return -1;
4209                 }
4210
4211                 pid = fork();
4212                 if (pid < 0) {
4213                         perror("failed to fork");
4214                         return -1;
4215                 }
4216
4217                 if (!pid) {
4218                         j = 0;
4219
4220                         dup2(live_pipe[1], 1);
4221                         close(live_pipe[0]);
4222
4223                         if (is_top_script(argv[0])) {
4224                                 system_wide = true;
4225                         } else if (!system_wide) {
4226                                 if (have_cmd(argc - rep_args, &argv[rep_args]) != 0) {
4227                                         err = -1;
4228                                         goto out;
4229                                 }
4230                         }
4231
4232                         __argv = malloc((argc + 6) * sizeof(const char *));
4233                         if (!__argv) {
4234                                 pr_err("malloc failed\n");
4235                                 err = -ENOMEM;
4236                                 goto out;
4237                         }
4238
4239                         __argv[j++] = "/bin/sh";
4240                         __argv[j++] = rec_script_path;
4241                         if (system_wide)
4242                                 __argv[j++] = "-a";
4243                         __argv[j++] = "-q";
4244                         __argv[j++] = "-o";
4245                         __argv[j++] = "-";
4246                         for (i = rep_args + 1; i < argc; i++)
4247                                 __argv[j++] = argv[i];
4248                         __argv[j++] = NULL;
4249
4250                         execvp("/bin/sh", (char **)__argv);
4251                         free(__argv);
4252                         exit(-1);
4253                 }
4254
4255                 dup2(live_pipe[0], 0);
4256                 close(live_pipe[1]);
4257
4258                 __argv = malloc((argc + 4) * sizeof(const char *));
4259                 if (!__argv) {
4260                         pr_err("malloc failed\n");
4261                         err = -ENOMEM;
4262                         goto out;
4263                 }
4264
4265                 j = 0;
4266                 __argv[j++] = "/bin/sh";
4267                 __argv[j++] = rep_script_path;
4268                 for (i = 1; i < rep_args + 1; i++)
4269                         __argv[j++] = argv[i];
4270                 __argv[j++] = "-i";
4271                 __argv[j++] = "-";
4272                 __argv[j++] = NULL;
4273
4274                 execvp("/bin/sh", (char **)__argv);
4275                 free(__argv);
4276                 exit(-1);
4277         }
4278 script_found:
4279         if (rec_script_path)
4280                 script_path = rec_script_path;
4281         if (rep_script_path)
4282                 script_path = rep_script_path;
4283
4284         if (script_path) {
4285                 j = 0;
4286
4287                 if (!rec_script_path)
4288                         system_wide = false;
4289                 else if (!system_wide) {
4290                         if (have_cmd(argc - 1, &argv[1]) != 0) {
4291                                 err = -1;
4292                                 goto out;
4293                         }
4294                 }
4295
4296                 __argv = malloc((argc + 2) * sizeof(const char *));
4297                 if (!__argv) {
4298                         pr_err("malloc failed\n");
4299                         err = -ENOMEM;
4300                         goto out;
4301                 }
4302
4303                 __argv[j++] = "/bin/sh";
4304                 __argv[j++] = script_path;
4305                 if (system_wide)
4306                         __argv[j++] = "-a";
4307                 for (i = 2; i < argc; i++)
4308                         __argv[j++] = argv[i];
4309                 __argv[j++] = NULL;
4310
4311                 execvp("/bin/sh", (char **)__argv);
4312                 free(__argv);
4313                 exit(-1);
4314         }
4315
4316         if (dlfilter_file) {
4317                 dlfilter = dlfilter__new(dlfilter_file, dlargc, dlargv);
4318                 if (!dlfilter)
4319                         return -1;
4320         }
4321
4322         if (!script_name) {
4323                 setup_pager();
4324                 use_browser = 0;
4325         }
4326
4327         perf_tool__init(&script.tool, !unsorted_dump);
4328         script.tool.sample               = process_sample_event;
4329         script.tool.mmap                 = perf_event__process_mmap;
4330         script.tool.mmap2                = perf_event__process_mmap2;
4331         script.tool.comm                 = perf_event__process_comm;
4332         script.tool.namespaces           = perf_event__process_namespaces;
4333         script.tool.cgroup               = perf_event__process_cgroup;
4334         script.tool.exit                 = perf_event__process_exit;
4335         script.tool.fork                 = perf_event__process_fork;
4336         script.tool.attr                 = process_attr;
4337         script.tool.event_update         = perf_event__process_event_update;
4338 #ifdef HAVE_LIBTRACEEVENT
4339         script.tool.tracing_data         = perf_event__process_tracing_data;
4340 #endif
4341         script.tool.feature              = process_feature_event;
4342         script.tool.build_id             = perf_event__process_build_id;
4343         script.tool.id_index             = perf_event__process_id_index;
4344         script.tool.auxtrace_info        = perf_script__process_auxtrace_info;
4345         script.tool.auxtrace             = perf_event__process_auxtrace;
4346         script.tool.auxtrace_error       = perf_event__process_auxtrace_error;
4347         script.tool.stat                 = perf_event__process_stat_event;
4348         script.tool.stat_round           = process_stat_round_event;
4349         script.tool.stat_config          = process_stat_config_event;
4350         script.tool.thread_map           = process_thread_map_event;
4351         script.tool.cpu_map              = process_cpu_map_event;
4352         script.tool.throttle             = process_throttle_event;
4353         script.tool.unthrottle           = process_throttle_event;
4354         script.tool.ordering_requires_timestamps = true;
4355         session = perf_session__new(&data, &script.tool);
4356         if (IS_ERR(session))
4357                 return PTR_ERR(session);
4358
4359         if (header || header_only) {
4360                 script.tool.show_feat_hdr = SHOW_FEAT_HEADER;
4361                 perf_session__fprintf_info(session, stdout, show_full_info);
4362                 if (header_only)
4363                         goto out_delete;
4364         }
4365         if (show_full_info)
4366                 script.tool.show_feat_hdr = SHOW_FEAT_HEADER_FULL_INFO;
4367
4368         if (symbol__init(&session->header.env) < 0)
4369                 goto out_delete;
4370
4371         uname(&uts);
4372         if (data.is_pipe) { /* Assume pipe_mode indicates native_arch */
4373                 native_arch = true;
4374         } else if (session->header.env.arch) {
4375                 if (!strcmp(uts.machine, session->header.env.arch))
4376                         native_arch = true;
4377                 else if (!strcmp(uts.machine, "x86_64") &&
4378                          !strcmp(session->header.env.arch, "i386"))
4379                         native_arch = true;
4380         }
4381
4382         script.session = session;
4383         script__setup_sample_type(&script);
4384
4385         if ((output[PERF_TYPE_HARDWARE].fields & PERF_OUTPUT_CALLINDENT) ||
4386             symbol_conf.graph_function)
4387                 itrace_synth_opts.thread_stack = true;
4388
4389         session->itrace_synth_opts = &itrace_synth_opts;
4390
4391         if (cpu_list) {
4392                 err = perf_session__cpu_bitmap(session, cpu_list, cpu_bitmap);
4393                 if (err < 0)
4394                         goto out_delete;
4395                 itrace_synth_opts.cpu_bitmap = cpu_bitmap;
4396         }
4397
4398         if (!no_callchain)
4399                 symbol_conf.use_callchain = true;
4400         else
4401                 symbol_conf.use_callchain = false;
4402
4403 #ifdef HAVE_LIBTRACEEVENT
4404         if (session->tevent.pevent &&
4405             tep_set_function_resolver(session->tevent.pevent,
4406                                       machine__resolve_kernel_addr,
4407                                       &session->machines.host) < 0) {
4408                 pr_err("%s: failed to set libtraceevent function resolver\n", __func__);
4409                 err = -1;
4410                 goto out_delete;
4411         }
4412 #endif
4413         if (generate_script_lang) {
4414                 struct stat perf_stat;
4415                 int input;
4416
4417                 if (output_set_by_user()) {
4418                         fprintf(stderr,
4419                                 "custom fields not supported for generated scripts");
4420                         err = -EINVAL;
4421                         goto out_delete;
4422                 }
4423
4424                 input = open(data.path, O_RDONLY);      /* input_name */
4425                 if (input < 0) {
4426                         err = -errno;
4427                         perror("failed to open file");
4428                         goto out_delete;
4429                 }
4430
4431                 err = fstat(input, &perf_stat);
4432                 if (err < 0) {
4433                         perror("failed to stat file");
4434                         goto out_delete;
4435                 }
4436
4437                 if (!perf_stat.st_size) {
4438                         fprintf(stderr, "zero-sized file, nothing to do!\n");
4439                         goto out_delete;
4440                 }
4441
4442                 scripting_ops = script_spec__lookup(generate_script_lang);
4443                 if (!scripting_ops) {
4444                         fprintf(stderr, "invalid language specifier");
4445                         err = -ENOENT;
4446                         goto out_delete;
4447                 }
4448 #ifdef HAVE_LIBTRACEEVENT
4449                 err = scripting_ops->generate_script(session->tevent.pevent,
4450                                                      "perf-script");
4451 #else
4452                 err = scripting_ops->generate_script(NULL, "perf-script");
4453 #endif
4454                 goto out_delete;
4455         }
4456
4457         err = dlfilter__start(dlfilter, session);
4458         if (err)
4459                 goto out_delete;
4460
4461         if (script_name) {
4462                 err = scripting_ops->start_script(script_name, argc, argv, session);
4463                 if (err)
4464                         goto out_delete;
4465                 pr_debug("perf script started with script %s\n\n", script_name);
4466                 script_started = true;
4467         }
4468
4469
4470         err = perf_session__check_output_opt(session);
4471         if (err < 0)
4472                 goto out_delete;
4473
4474         if (script.time_str) {
4475                 err = perf_time__parse_for_ranges_reltime(script.time_str, session,
4476                                                   &script.ptime_range,
4477                                                   &script.range_size,
4478                                                   &script.range_num,
4479                                                   reltime);
4480                 if (err < 0)
4481                         goto out_delete;
4482
4483                 itrace_synth_opts__set_time_range(&itrace_synth_opts,
4484                                                   script.ptime_range,
4485                                                   script.range_num);
4486         }
4487
4488         err = evswitch__init(&script.evswitch, session->evlist, stderr);
4489         if (err)
4490                 goto out_delete;
4491
4492         if (zstd_init(&(session->zstd_data), 0) < 0)
4493                 pr_warning("Decompression initialization failed. Reported data may be incomplete.\n");
4494
4495         err = __cmd_script(&script);
4496
4497         flush_scripting();
4498
4499         if (verbose > 2 || debug_kmaps)
4500                 perf_session__dump_kmaps(session);
4501
4502 out_delete:
4503         if (script.ptime_range) {
4504                 itrace_synth_opts__clear_time_range(&itrace_synth_opts);
4505                 zfree(&script.ptime_range);
4506         }
4507
4508         zstd_fini(&(session->zstd_data));
4509         evlist__free_stats(session->evlist);
4510         perf_session__delete(session);
4511         perf_script__exit(&script);
4512
4513         if (script_started)
4514                 cleanup_scripting();
4515         dlfilter__cleanup(dlfilter);
4516         free_dlarg();
4517 out:
4518         return err;
4519 }