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Commit | Line | Data |
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1b290d67 | 1 | #include "../../../include/linux/hw_breakpoint.h" |
8ad8db37 | 2 | #include "util.h" |
6b58e7f1 | 3 | #include "../perf.h" |
361c99a6 | 4 | #include "evlist.h" |
69aad6f1 | 5 | #include "evsel.h" |
8ad8db37 IM |
6 | #include "parse-options.h" |
7 | #include "parse-events.h" | |
8 | #include "exec_cmd.h" | |
a0055ae2 | 9 | #include "string.h" |
5aab621b | 10 | #include "symbol.h" |
5beeded1 | 11 | #include "cache.h" |
8755a8f2 | 12 | #include "header.h" |
549104f2 | 13 | #include "debugfs.h" |
8ad8db37 | 14 | |
8ad8db37 | 15 | struct event_symbol { |
83a0944f IM |
16 | u8 type; |
17 | u64 config; | |
18 | const char *symbol; | |
19 | const char *alias; | |
8ad8db37 IM |
20 | }; |
21 | ||
bcd3279f FW |
22 | enum event_result { |
23 | EVT_FAILED, | |
24 | EVT_HANDLED, | |
25 | EVT_HANDLED_ALL | |
26 | }; | |
27 | ||
5beeded1 JB |
28 | char debugfs_path[MAXPATHLEN]; |
29 | ||
51e26842 JSR |
30 | #define CHW(x) .type = PERF_TYPE_HARDWARE, .config = PERF_COUNT_HW_##x |
31 | #define CSW(x) .type = PERF_TYPE_SOFTWARE, .config = PERF_COUNT_SW_##x | |
a21ca2ca | 32 | |
8ad8db37 | 33 | static struct event_symbol event_symbols[] = { |
129c04cb IM |
34 | { CHW(CPU_CYCLES), "cpu-cycles", "cycles" }, |
35 | { CHW(STALLED_CYCLES_FRONTEND), "stalled-cycles-frontend", "idle-cycles-frontend" }, | |
36 | { CHW(STALLED_CYCLES_BACKEND), "stalled-cycles-backend", "idle-cycles-backend" }, | |
37 | { CHW(INSTRUCTIONS), "instructions", "" }, | |
38 | { CHW(CACHE_REFERENCES), "cache-references", "" }, | |
39 | { CHW(CACHE_MISSES), "cache-misses", "" }, | |
40 | { CHW(BRANCH_INSTRUCTIONS), "branch-instructions", "branches" }, | |
41 | { CHW(BRANCH_MISSES), "branch-misses", "" }, | |
42 | { CHW(BUS_CYCLES), "bus-cycles", "" }, | |
43 | ||
44 | { CSW(CPU_CLOCK), "cpu-clock", "" }, | |
45 | { CSW(TASK_CLOCK), "task-clock", "" }, | |
46 | { CSW(PAGE_FAULTS), "page-faults", "faults" }, | |
47 | { CSW(PAGE_FAULTS_MIN), "minor-faults", "" }, | |
48 | { CSW(PAGE_FAULTS_MAJ), "major-faults", "" }, | |
49 | { CSW(CONTEXT_SWITCHES), "context-switches", "cs" }, | |
50 | { CSW(CPU_MIGRATIONS), "cpu-migrations", "migrations" }, | |
51 | { CSW(ALIGNMENT_FAULTS), "alignment-faults", "" }, | |
52 | { CSW(EMULATION_FAULTS), "emulation-faults", "" }, | |
8ad8db37 IM |
53 | }; |
54 | ||
cdd6c482 IM |
55 | #define __PERF_EVENT_FIELD(config, name) \ |
56 | ((config & PERF_EVENT_##name##_MASK) >> PERF_EVENT_##name##_SHIFT) | |
5242519b | 57 | |
1fc570ad | 58 | #define PERF_EVENT_RAW(config) __PERF_EVENT_FIELD(config, RAW) |
cdd6c482 | 59 | #define PERF_EVENT_CONFIG(config) __PERF_EVENT_FIELD(config, CONFIG) |
1fc570ad | 60 | #define PERF_EVENT_TYPE(config) __PERF_EVENT_FIELD(config, TYPE) |
cdd6c482 | 61 | #define PERF_EVENT_ID(config) __PERF_EVENT_FIELD(config, EVENT) |
5242519b | 62 | |
d3d1e86d | 63 | static const char *hw_event_names[PERF_COUNT_HW_MAX] = { |
8faf3b54 | 64 | "cycles", |
5242519b | 65 | "instructions", |
8faf3b54 IM |
66 | "cache-references", |
67 | "cache-misses", | |
5242519b | 68 | "branches", |
8faf3b54 IM |
69 | "branch-misses", |
70 | "bus-cycles", | |
d3d1e86d IM |
71 | "stalled-cycles-frontend", |
72 | "stalled-cycles-backend", | |
5242519b IM |
73 | }; |
74 | ||
d3d1e86d | 75 | static const char *sw_event_names[PERF_COUNT_SW_MAX] = { |
749141d9 IM |
76 | "cpu-clock", |
77 | "task-clock", | |
8faf3b54 IM |
78 | "page-faults", |
79 | "context-switches", | |
80 | "CPU-migrations", | |
81 | "minor-faults", | |
82 | "major-faults", | |
f7d79860 AB |
83 | "alignment-faults", |
84 | "emulation-faults", | |
5242519b IM |
85 | }; |
86 | ||
8326f44d IM |
87 | #define MAX_ALIASES 8 |
88 | ||
83a0944f | 89 | static const char *hw_cache[][MAX_ALIASES] = { |
9590b7ba AB |
90 | { "L1-dcache", "l1-d", "l1d", "L1-data", }, |
91 | { "L1-icache", "l1-i", "l1i", "L1-instruction", }, | |
e5c59547 JSR |
92 | { "LLC", "L2" }, |
93 | { "dTLB", "d-tlb", "Data-TLB", }, | |
94 | { "iTLB", "i-tlb", "Instruction-TLB", }, | |
95 | { "branch", "branches", "bpu", "btb", "bpc", }, | |
8326f44d IM |
96 | }; |
97 | ||
83a0944f | 98 | static const char *hw_cache_op[][MAX_ALIASES] = { |
e5c59547 JSR |
99 | { "load", "loads", "read", }, |
100 | { "store", "stores", "write", }, | |
101 | { "prefetch", "prefetches", "speculative-read", "speculative-load", }, | |
8326f44d IM |
102 | }; |
103 | ||
83a0944f | 104 | static const char *hw_cache_result[][MAX_ALIASES] = { |
e5c59547 JSR |
105 | { "refs", "Reference", "ops", "access", }, |
106 | { "misses", "miss", }, | |
8326f44d IM |
107 | }; |
108 | ||
06813f6c JSR |
109 | #define C(x) PERF_COUNT_HW_CACHE_##x |
110 | #define CACHE_READ (1 << C(OP_READ)) | |
111 | #define CACHE_WRITE (1 << C(OP_WRITE)) | |
112 | #define CACHE_PREFETCH (1 << C(OP_PREFETCH)) | |
113 | #define COP(x) (1 << x) | |
114 | ||
115 | /* | |
116 | * cache operartion stat | |
117 | * L1I : Read and prefetch only | |
118 | * ITLB and BPU : Read-only | |
119 | */ | |
120 | static unsigned long hw_cache_stat[C(MAX)] = { | |
121 | [C(L1D)] = (CACHE_READ | CACHE_WRITE | CACHE_PREFETCH), | |
122 | [C(L1I)] = (CACHE_READ | CACHE_PREFETCH), | |
123 | [C(LL)] = (CACHE_READ | CACHE_WRITE | CACHE_PREFETCH), | |
124 | [C(DTLB)] = (CACHE_READ | CACHE_WRITE | CACHE_PREFETCH), | |
125 | [C(ITLB)] = (CACHE_READ), | |
126 | [C(BPU)] = (CACHE_READ), | |
127 | }; | |
128 | ||
6b58e7f1 | 129 | #define for_each_subsystem(sys_dir, sys_dirent, sys_next) \ |
f6bdafef | 130 | while (!readdir_r(sys_dir, &sys_dirent, &sys_next) && sys_next) \ |
6b58e7f1 | 131 | if (sys_dirent.d_type == DT_DIR && \ |
f6bdafef JB |
132 | (strcmp(sys_dirent.d_name, ".")) && \ |
133 | (strcmp(sys_dirent.d_name, ".."))) | |
134 | ||
ae07b63f PZ |
135 | static int tp_event_has_id(struct dirent *sys_dir, struct dirent *evt_dir) |
136 | { | |
137 | char evt_path[MAXPATHLEN]; | |
138 | int fd; | |
139 | ||
140 | snprintf(evt_path, MAXPATHLEN, "%s/%s/%s/id", debugfs_path, | |
141 | sys_dir->d_name, evt_dir->d_name); | |
142 | fd = open(evt_path, O_RDONLY); | |
143 | if (fd < 0) | |
144 | return -EINVAL; | |
145 | close(fd); | |
146 | ||
147 | return 0; | |
148 | } | |
149 | ||
6b58e7f1 | 150 | #define for_each_event(sys_dirent, evt_dir, evt_dirent, evt_next) \ |
f6bdafef | 151 | while (!readdir_r(evt_dir, &evt_dirent, &evt_next) && evt_next) \ |
6b58e7f1 | 152 | if (evt_dirent.d_type == DT_DIR && \ |
f6bdafef | 153 | (strcmp(evt_dirent.d_name, ".")) && \ |
ae07b63f PZ |
154 | (strcmp(evt_dirent.d_name, "..")) && \ |
155 | (!tp_event_has_id(&sys_dirent, &evt_dirent))) | |
f6bdafef | 156 | |
270bbbe8 | 157 | #define MAX_EVENT_LENGTH 512 |
f6bdafef | 158 | |
f6bdafef | 159 | |
1ef2ed10 | 160 | struct tracepoint_path *tracepoint_id_to_path(u64 config) |
f6bdafef | 161 | { |
1ef2ed10 | 162 | struct tracepoint_path *path = NULL; |
f6bdafef JB |
163 | DIR *sys_dir, *evt_dir; |
164 | struct dirent *sys_next, *evt_next, sys_dirent, evt_dirent; | |
f6bdafef | 165 | char id_buf[4]; |
725b1368 | 166 | int fd; |
f6bdafef JB |
167 | u64 id; |
168 | char evt_path[MAXPATHLEN]; | |
725b1368 | 169 | char dir_path[MAXPATHLEN]; |
f6bdafef | 170 | |
549104f2 | 171 | if (debugfs_valid_mountpoint(debugfs_path)) |
1ef2ed10 | 172 | return NULL; |
f6bdafef | 173 | |
5beeded1 | 174 | sys_dir = opendir(debugfs_path); |
f6bdafef | 175 | if (!sys_dir) |
725b1368 | 176 | return NULL; |
6b58e7f1 UD |
177 | |
178 | for_each_subsystem(sys_dir, sys_dirent, sys_next) { | |
725b1368 ED |
179 | |
180 | snprintf(dir_path, MAXPATHLEN, "%s/%s", debugfs_path, | |
181 | sys_dirent.d_name); | |
182 | evt_dir = opendir(dir_path); | |
183 | if (!evt_dir) | |
6b58e7f1 | 184 | continue; |
725b1368 | 185 | |
6b58e7f1 | 186 | for_each_event(sys_dirent, evt_dir, evt_dirent, evt_next) { |
725b1368 ED |
187 | |
188 | snprintf(evt_path, MAXPATHLEN, "%s/%s/id", dir_path, | |
f6bdafef | 189 | evt_dirent.d_name); |
725b1368 | 190 | fd = open(evt_path, O_RDONLY); |
f6bdafef JB |
191 | if (fd < 0) |
192 | continue; | |
193 | if (read(fd, id_buf, sizeof(id_buf)) < 0) { | |
194 | close(fd); | |
195 | continue; | |
196 | } | |
197 | close(fd); | |
198 | id = atoll(id_buf); | |
199 | if (id == config) { | |
200 | closedir(evt_dir); | |
201 | closedir(sys_dir); | |
59b4caeb | 202 | path = zalloc(sizeof(*path)); |
1ef2ed10 FW |
203 | path->system = malloc(MAX_EVENT_LENGTH); |
204 | if (!path->system) { | |
205 | free(path); | |
206 | return NULL; | |
207 | } | |
208 | path->name = malloc(MAX_EVENT_LENGTH); | |
209 | if (!path->name) { | |
210 | free(path->system); | |
211 | free(path); | |
212 | return NULL; | |
213 | } | |
214 | strncpy(path->system, sys_dirent.d_name, | |
215 | MAX_EVENT_LENGTH); | |
216 | strncpy(path->name, evt_dirent.d_name, | |
217 | MAX_EVENT_LENGTH); | |
218 | return path; | |
f6bdafef JB |
219 | } |
220 | } | |
221 | closedir(evt_dir); | |
222 | } | |
223 | ||
f6bdafef | 224 | closedir(sys_dir); |
1ef2ed10 FW |
225 | return NULL; |
226 | } | |
227 | ||
228 | #define TP_PATH_LEN (MAX_EVENT_LENGTH * 2 + 1) | |
229 | static const char *tracepoint_id_to_name(u64 config) | |
230 | { | |
231 | static char buf[TP_PATH_LEN]; | |
232 | struct tracepoint_path *path; | |
233 | ||
234 | path = tracepoint_id_to_path(config); | |
235 | if (path) { | |
236 | snprintf(buf, TP_PATH_LEN, "%s:%s", path->system, path->name); | |
237 | free(path->name); | |
238 | free(path->system); | |
239 | free(path); | |
240 | } else | |
241 | snprintf(buf, TP_PATH_LEN, "%s:%s", "unknown", "unknown"); | |
242 | ||
243 | return buf; | |
f6bdafef JB |
244 | } |
245 | ||
06813f6c JSR |
246 | static int is_cache_op_valid(u8 cache_type, u8 cache_op) |
247 | { | |
248 | if (hw_cache_stat[cache_type] & COP(cache_op)) | |
249 | return 1; /* valid */ | |
250 | else | |
251 | return 0; /* invalid */ | |
252 | } | |
253 | ||
e5c59547 JSR |
254 | static char *event_cache_name(u8 cache_type, u8 cache_op, u8 cache_result) |
255 | { | |
256 | static char name[50]; | |
257 | ||
258 | if (cache_result) { | |
259 | sprintf(name, "%s-%s-%s", hw_cache[cache_type][0], | |
260 | hw_cache_op[cache_op][0], | |
261 | hw_cache_result[cache_result][0]); | |
262 | } else { | |
263 | sprintf(name, "%s-%s", hw_cache[cache_type][0], | |
264 | hw_cache_op[cache_op][1]); | |
265 | } | |
266 | ||
267 | return name; | |
268 | } | |
269 | ||
1424dc96 DA |
270 | const char *event_type(int type) |
271 | { | |
272 | switch (type) { | |
273 | case PERF_TYPE_HARDWARE: | |
274 | return "hardware"; | |
275 | ||
276 | case PERF_TYPE_SOFTWARE: | |
277 | return "software"; | |
278 | ||
279 | case PERF_TYPE_TRACEPOINT: | |
280 | return "tracepoint"; | |
281 | ||
282 | case PERF_TYPE_HW_CACHE: | |
283 | return "hardware-cache"; | |
284 | ||
285 | default: | |
286 | break; | |
287 | } | |
288 | ||
289 | return "unknown"; | |
290 | } | |
291 | ||
69aad6f1 | 292 | const char *event_name(struct perf_evsel *evsel) |
5242519b | 293 | { |
69aad6f1 ACM |
294 | u64 config = evsel->attr.config; |
295 | int type = evsel->attr.type; | |
8f18aec5 | 296 | |
f0c55bcf SE |
297 | if (evsel->name) |
298 | return evsel->name; | |
299 | ||
8f18aec5 PZ |
300 | return __event_name(type, config); |
301 | } | |
302 | ||
83a0944f | 303 | const char *__event_name(int type, u64 config) |
8f18aec5 | 304 | { |
5242519b IM |
305 | static char buf[32]; |
306 | ||
8f18aec5 | 307 | if (type == PERF_TYPE_RAW) { |
9486aa38 | 308 | sprintf(buf, "raw 0x%" PRIx64, config); |
5242519b IM |
309 | return buf; |
310 | } | |
311 | ||
312 | switch (type) { | |
313 | case PERF_TYPE_HARDWARE: | |
1fc570ad | 314 | if (config < PERF_COUNT_HW_MAX && hw_event_names[config]) |
a21ca2ca | 315 | return hw_event_names[config]; |
5242519b IM |
316 | return "unknown-hardware"; |
317 | ||
8326f44d | 318 | case PERF_TYPE_HW_CACHE: { |
9cffa8d5 | 319 | u8 cache_type, cache_op, cache_result; |
8326f44d IM |
320 | |
321 | cache_type = (config >> 0) & 0xff; | |
322 | if (cache_type > PERF_COUNT_HW_CACHE_MAX) | |
323 | return "unknown-ext-hardware-cache-type"; | |
324 | ||
325 | cache_op = (config >> 8) & 0xff; | |
8faf3b54 IM |
326 | if (cache_op > PERF_COUNT_HW_CACHE_OP_MAX) |
327 | return "unknown-ext-hardware-cache-op"; | |
8326f44d IM |
328 | |
329 | cache_result = (config >> 16) & 0xff; | |
8faf3b54 IM |
330 | if (cache_result > PERF_COUNT_HW_CACHE_RESULT_MAX) |
331 | return "unknown-ext-hardware-cache-result"; | |
8326f44d | 332 | |
06813f6c JSR |
333 | if (!is_cache_op_valid(cache_type, cache_op)) |
334 | return "invalid-cache"; | |
8326f44d | 335 | |
e5c59547 | 336 | return event_cache_name(cache_type, cache_op, cache_result); |
8326f44d IM |
337 | } |
338 | ||
5242519b | 339 | case PERF_TYPE_SOFTWARE: |
1fc570ad | 340 | if (config < PERF_COUNT_SW_MAX && sw_event_names[config]) |
a21ca2ca | 341 | return sw_event_names[config]; |
5242519b IM |
342 | return "unknown-software"; |
343 | ||
f6bdafef JB |
344 | case PERF_TYPE_TRACEPOINT: |
345 | return tracepoint_id_to_name(config); | |
346 | ||
5242519b IM |
347 | default: |
348 | break; | |
349 | } | |
350 | ||
351 | return "unknown"; | |
352 | } | |
353 | ||
83a0944f | 354 | static int parse_aliases(const char **str, const char *names[][MAX_ALIASES], int size) |
8326f44d IM |
355 | { |
356 | int i, j; | |
61c45981 | 357 | int n, longest = -1; |
8326f44d IM |
358 | |
359 | for (i = 0; i < size; i++) { | |
61c45981 PM |
360 | for (j = 0; j < MAX_ALIASES && names[i][j]; j++) { |
361 | n = strlen(names[i][j]); | |
362 | if (n > longest && !strncasecmp(*str, names[i][j], n)) | |
363 | longest = n; | |
364 | } | |
365 | if (longest > 0) { | |
366 | *str += longest; | |
367 | return i; | |
8326f44d IM |
368 | } |
369 | } | |
370 | ||
8953645f | 371 | return -1; |
8326f44d IM |
372 | } |
373 | ||
bcd3279f | 374 | static enum event_result |
cdd6c482 | 375 | parse_generic_hw_event(const char **str, struct perf_event_attr *attr) |
8326f44d | 376 | { |
61c45981 PM |
377 | const char *s = *str; |
378 | int cache_type = -1, cache_op = -1, cache_result = -1; | |
8326f44d | 379 | |
61c45981 | 380 | cache_type = parse_aliases(&s, hw_cache, PERF_COUNT_HW_CACHE_MAX); |
8326f44d IM |
381 | /* |
382 | * No fallback - if we cannot get a clear cache type | |
383 | * then bail out: | |
384 | */ | |
385 | if (cache_type == -1) | |
bcd3279f | 386 | return EVT_FAILED; |
61c45981 PM |
387 | |
388 | while ((cache_op == -1 || cache_result == -1) && *s == '-') { | |
389 | ++s; | |
390 | ||
391 | if (cache_op == -1) { | |
392 | cache_op = parse_aliases(&s, hw_cache_op, | |
393 | PERF_COUNT_HW_CACHE_OP_MAX); | |
394 | if (cache_op >= 0) { | |
395 | if (!is_cache_op_valid(cache_type, cache_op)) | |
396 | return 0; | |
397 | continue; | |
398 | } | |
399 | } | |
400 | ||
401 | if (cache_result == -1) { | |
402 | cache_result = parse_aliases(&s, hw_cache_result, | |
403 | PERF_COUNT_HW_CACHE_RESULT_MAX); | |
404 | if (cache_result >= 0) | |
405 | continue; | |
406 | } | |
407 | ||
408 | /* | |
409 | * Can't parse this as a cache op or result, so back up | |
410 | * to the '-'. | |
411 | */ | |
412 | --s; | |
413 | break; | |
414 | } | |
8326f44d | 415 | |
8326f44d IM |
416 | /* |
417 | * Fall back to reads: | |
418 | */ | |
8953645f IM |
419 | if (cache_op == -1) |
420 | cache_op = PERF_COUNT_HW_CACHE_OP_READ; | |
8326f44d | 421 | |
8326f44d IM |
422 | /* |
423 | * Fall back to accesses: | |
424 | */ | |
425 | if (cache_result == -1) | |
426 | cache_result = PERF_COUNT_HW_CACHE_RESULT_ACCESS; | |
427 | ||
428 | attr->config = cache_type | (cache_op << 8) | (cache_result << 16); | |
429 | attr->type = PERF_TYPE_HW_CACHE; | |
430 | ||
61c45981 | 431 | *str = s; |
bcd3279f FW |
432 | return EVT_HANDLED; |
433 | } | |
434 | ||
435 | static enum event_result | |
436 | parse_single_tracepoint_event(char *sys_name, | |
437 | const char *evt_name, | |
438 | unsigned int evt_length, | |
cdd6c482 | 439 | struct perf_event_attr *attr, |
bcd3279f FW |
440 | const char **strp) |
441 | { | |
442 | char evt_path[MAXPATHLEN]; | |
443 | char id_buf[4]; | |
444 | u64 id; | |
445 | int fd; | |
446 | ||
bcd3279f FW |
447 | snprintf(evt_path, MAXPATHLEN, "%s/%s/%s/id", debugfs_path, |
448 | sys_name, evt_name); | |
449 | ||
450 | fd = open(evt_path, O_RDONLY); | |
451 | if (fd < 0) | |
452 | return EVT_FAILED; | |
453 | ||
454 | if (read(fd, id_buf, sizeof(id_buf)) < 0) { | |
455 | close(fd); | |
456 | return EVT_FAILED; | |
457 | } | |
458 | ||
459 | close(fd); | |
460 | id = atoll(id_buf); | |
461 | attr->config = id; | |
462 | attr->type = PERF_TYPE_TRACEPOINT; | |
4c635a4e | 463 | *strp += strlen(sys_name) + evt_length + 1; /* + 1 for the ':' */ |
bcd3279f | 464 | |
5710fcad SE |
465 | attr->sample_type |= PERF_SAMPLE_RAW; |
466 | attr->sample_type |= PERF_SAMPLE_TIME; | |
467 | attr->sample_type |= PERF_SAMPLE_CPU; | |
468 | ||
469 | attr->sample_period = 1; | |
470 | ||
471 | ||
bcd3279f | 472 | return EVT_HANDLED; |
8326f44d IM |
473 | } |
474 | ||
bcd3279f FW |
475 | /* sys + ':' + event + ':' + flags*/ |
476 | #define MAX_EVOPT_LEN (MAX_EVENT_LENGTH * 2 + 2 + 128) | |
477 | static enum event_result | |
17ea1b70 ACM |
478 | parse_multiple_tracepoint_event(const struct option *opt, char *sys_name, |
479 | const char *evt_exp, char *flags) | |
bcd3279f FW |
480 | { |
481 | char evt_path[MAXPATHLEN]; | |
482 | struct dirent *evt_ent; | |
483 | DIR *evt_dir; | |
484 | ||
485 | snprintf(evt_path, MAXPATHLEN, "%s/%s", debugfs_path, sys_name); | |
486 | evt_dir = opendir(evt_path); | |
487 | ||
488 | if (!evt_dir) { | |
489 | perror("Can't open event dir"); | |
490 | return EVT_FAILED; | |
491 | } | |
492 | ||
493 | while ((evt_ent = readdir(evt_dir))) { | |
494 | char event_opt[MAX_EVOPT_LEN + 1]; | |
495 | int len; | |
bcd3279f FW |
496 | |
497 | if (!strcmp(evt_ent->d_name, ".") | |
498 | || !strcmp(evt_ent->d_name, "..") | |
499 | || !strcmp(evt_ent->d_name, "enable") | |
500 | || !strcmp(evt_ent->d_name, "filter")) | |
501 | continue; | |
502 | ||
fb1d2edf MH |
503 | if (!strglobmatch(evt_ent->d_name, evt_exp)) |
504 | continue; | |
505 | ||
180570fd UD |
506 | len = snprintf(event_opt, MAX_EVOPT_LEN, "%s:%s%s%s", sys_name, |
507 | evt_ent->d_name, flags ? ":" : "", | |
508 | flags ?: ""); | |
bcd3279f FW |
509 | if (len < 0) |
510 | return EVT_FAILED; | |
511 | ||
17ea1b70 | 512 | if (parse_events(opt, event_opt, 0)) |
bcd3279f FW |
513 | return EVT_FAILED; |
514 | } | |
515 | ||
516 | return EVT_HANDLED_ALL; | |
517 | } | |
518 | ||
17ea1b70 ACM |
519 | static enum event_result |
520 | parse_tracepoint_event(const struct option *opt, const char **strp, | |
521 | struct perf_event_attr *attr) | |
f6bdafef JB |
522 | { |
523 | const char *evt_name; | |
4c635a4e | 524 | char *flags = NULL, *comma_loc; |
f6bdafef | 525 | char sys_name[MAX_EVENT_LENGTH]; |
f6bdafef | 526 | unsigned int sys_length, evt_length; |
f6bdafef | 527 | |
549104f2 | 528 | if (debugfs_valid_mountpoint(debugfs_path)) |
f6bdafef JB |
529 | return 0; |
530 | ||
531 | evt_name = strchr(*strp, ':'); | |
532 | if (!evt_name) | |
bcd3279f | 533 | return EVT_FAILED; |
f6bdafef JB |
534 | |
535 | sys_length = evt_name - *strp; | |
536 | if (sys_length >= MAX_EVENT_LENGTH) | |
537 | return 0; | |
538 | ||
539 | strncpy(sys_name, *strp, sys_length); | |
540 | sys_name[sys_length] = '\0'; | |
541 | evt_name = evt_name + 1; | |
3a9f131f | 542 | |
4c635a4e CA |
543 | comma_loc = strchr(evt_name, ','); |
544 | if (comma_loc) { | |
545 | /* take the event name up to the comma */ | |
546 | evt_name = strndup(evt_name, comma_loc - evt_name); | |
547 | } | |
3a9f131f FW |
548 | flags = strchr(evt_name, ':'); |
549 | if (flags) { | |
1fc35b29 IM |
550 | /* split it out: */ |
551 | evt_name = strndup(evt_name, flags - evt_name); | |
3a9f131f | 552 | flags++; |
3a9f131f FW |
553 | } |
554 | ||
f6bdafef JB |
555 | evt_length = strlen(evt_name); |
556 | if (evt_length >= MAX_EVENT_LENGTH) | |
bcd3279f | 557 | return EVT_FAILED; |
fb1d2edf | 558 | if (strpbrk(evt_name, "*?")) { |
dd9a9ad5 | 559 | *strp += strlen(sys_name) + evt_length + 1; /* 1 == the ':' */ |
17ea1b70 | 560 | return parse_multiple_tracepoint_event(opt, sys_name, evt_name, |
fb1d2edf | 561 | flags); |
f006d25a | 562 | } else { |
bcd3279f | 563 | return parse_single_tracepoint_event(sys_name, evt_name, |
bdef3b02 | 564 | evt_length, attr, strp); |
f006d25a | 565 | } |
f6bdafef JB |
566 | } |
567 | ||
1b290d67 FW |
568 | static enum event_result |
569 | parse_breakpoint_type(const char *type, const char **strp, | |
570 | struct perf_event_attr *attr) | |
571 | { | |
572 | int i; | |
573 | ||
574 | for (i = 0; i < 3; i++) { | |
575 | if (!type[i]) | |
576 | break; | |
577 | ||
578 | switch (type[i]) { | |
579 | case 'r': | |
580 | attr->bp_type |= HW_BREAKPOINT_R; | |
581 | break; | |
582 | case 'w': | |
583 | attr->bp_type |= HW_BREAKPOINT_W; | |
584 | break; | |
585 | case 'x': | |
586 | attr->bp_type |= HW_BREAKPOINT_X; | |
587 | break; | |
588 | default: | |
589 | return EVT_FAILED; | |
590 | } | |
591 | } | |
592 | if (!attr->bp_type) /* Default */ | |
593 | attr->bp_type = HW_BREAKPOINT_R | HW_BREAKPOINT_W; | |
594 | ||
595 | *strp = type + i; | |
596 | ||
597 | return EVT_HANDLED; | |
598 | } | |
599 | ||
600 | static enum event_result | |
601 | parse_breakpoint_event(const char **strp, struct perf_event_attr *attr) | |
602 | { | |
603 | const char *target; | |
604 | const char *type; | |
605 | char *endaddr; | |
606 | u64 addr; | |
607 | enum event_result err; | |
608 | ||
609 | target = strchr(*strp, ':'); | |
610 | if (!target) | |
611 | return EVT_FAILED; | |
612 | ||
613 | if (strncmp(*strp, "mem", target - *strp) != 0) | |
614 | return EVT_FAILED; | |
615 | ||
616 | target++; | |
617 | ||
618 | addr = strtoull(target, &endaddr, 0); | |
619 | if (target == endaddr) | |
620 | return EVT_FAILED; | |
621 | ||
622 | attr->bp_addr = addr; | |
623 | *strp = endaddr; | |
624 | ||
625 | type = strchr(target, ':'); | |
626 | ||
627 | /* If no type is defined, just rw as default */ | |
628 | if (!type) { | |
629 | attr->bp_type = HW_BREAKPOINT_R | HW_BREAKPOINT_W; | |
630 | } else { | |
631 | err = parse_breakpoint_type(++type, strp, attr); | |
632 | if (err == EVT_FAILED) | |
633 | return EVT_FAILED; | |
634 | } | |
635 | ||
aa59a485 FW |
636 | /* |
637 | * We should find a nice way to override the access length | |
638 | * Provide some defaults for now | |
639 | */ | |
640 | if (attr->bp_type == HW_BREAKPOINT_X) | |
641 | attr->bp_len = sizeof(long); | |
642 | else | |
643 | attr->bp_len = HW_BREAKPOINT_LEN_4; | |
644 | ||
1b290d67 FW |
645 | attr->type = PERF_TYPE_BREAKPOINT; |
646 | ||
647 | return EVT_HANDLED; | |
648 | } | |
649 | ||
74d5b588 JSR |
650 | static int check_events(const char *str, unsigned int i) |
651 | { | |
61c45981 | 652 | int n; |
74d5b588 | 653 | |
61c45981 | 654 | n = strlen(event_symbols[i].symbol); |
b908debd | 655 | if (!strncasecmp(str, event_symbols[i].symbol, n)) |
61c45981 PM |
656 | return n; |
657 | ||
658 | n = strlen(event_symbols[i].alias); | |
b908debd IM |
659 | if (n) { |
660 | if (!strncasecmp(str, event_symbols[i].alias, n)) | |
61c45981 | 661 | return n; |
b908debd IM |
662 | } |
663 | ||
74d5b588 JSR |
664 | return 0; |
665 | } | |
666 | ||
bcd3279f | 667 | static enum event_result |
cdd6c482 | 668 | parse_symbolic_event(const char **strp, struct perf_event_attr *attr) |
8ad8db37 | 669 | { |
61c45981 | 670 | const char *str = *strp; |
8ad8db37 | 671 | unsigned int i; |
61c45981 | 672 | int n; |
8ad8db37 | 673 | |
61c45981 PM |
674 | for (i = 0; i < ARRAY_SIZE(event_symbols); i++) { |
675 | n = check_events(str, i); | |
676 | if (n > 0) { | |
677 | attr->type = event_symbols[i].type; | |
678 | attr->config = event_symbols[i].config; | |
679 | *strp = str + n; | |
bcd3279f | 680 | return EVT_HANDLED; |
61c45981 PM |
681 | } |
682 | } | |
bcd3279f | 683 | return EVT_FAILED; |
61c45981 PM |
684 | } |
685 | ||
bcd3279f | 686 | static enum event_result |
cdd6c482 | 687 | parse_raw_event(const char **strp, struct perf_event_attr *attr) |
61c45981 PM |
688 | { |
689 | const char *str = *strp; | |
690 | u64 config; | |
691 | int n; | |
a21ca2ca | 692 | |
61c45981 | 693 | if (*str != 'r') |
bcd3279f | 694 | return EVT_FAILED; |
61c45981 PM |
695 | n = hex2u64(str + 1, &config); |
696 | if (n > 0) { | |
697 | *strp = str + n + 1; | |
698 | attr->type = PERF_TYPE_RAW; | |
699 | attr->config = config; | |
bcd3279f | 700 | return EVT_HANDLED; |
a21ca2ca | 701 | } |
bcd3279f | 702 | return EVT_FAILED; |
61c45981 | 703 | } |
8ad8db37 | 704 | |
bcd3279f | 705 | static enum event_result |
cdd6c482 | 706 | parse_numeric_event(const char **strp, struct perf_event_attr *attr) |
61c45981 PM |
707 | { |
708 | const char *str = *strp; | |
709 | char *endp; | |
710 | unsigned long type; | |
711 | u64 config; | |
712 | ||
713 | type = strtoul(str, &endp, 0); | |
714 | if (endp > str && type < PERF_TYPE_MAX && *endp == ':') { | |
715 | str = endp + 1; | |
716 | config = strtoul(str, &endp, 0); | |
717 | if (endp > str) { | |
718 | attr->type = type; | |
719 | attr->config = config; | |
720 | *strp = endp; | |
bcd3279f | 721 | return EVT_HANDLED; |
a0055ae2 | 722 | } |
61c45981 | 723 | } |
bcd3279f | 724 | return EVT_FAILED; |
61c45981 PM |
725 | } |
726 | ||
ceb53fbf | 727 | static int |
cdd6c482 | 728 | parse_event_modifier(const char **strp, struct perf_event_attr *attr) |
61c45981 PM |
729 | { |
730 | const char *str = *strp; | |
ab608344 PZ |
731 | int exclude = 0; |
732 | int eu = 0, ek = 0, eh = 0, precise = 0; | |
a21ca2ca | 733 | |
ceb53fbf | 734 | if (!*str) |
a21ca2ca | 735 | return 0; |
ceb53fbf IM |
736 | |
737 | if (*str++ != ':') | |
738 | return -1; | |
739 | ||
61c45981 | 740 | while (*str) { |
ab608344 PZ |
741 | if (*str == 'u') { |
742 | if (!exclude) | |
743 | exclude = eu = ek = eh = 1; | |
61c45981 | 744 | eu = 0; |
ab608344 PZ |
745 | } else if (*str == 'k') { |
746 | if (!exclude) | |
747 | exclude = eu = ek = eh = 1; | |
61c45981 | 748 | ek = 0; |
ab608344 PZ |
749 | } else if (*str == 'h') { |
750 | if (!exclude) | |
751 | exclude = eu = ek = eh = 1; | |
61c45981 | 752 | eh = 0; |
ab608344 PZ |
753 | } else if (*str == 'p') { |
754 | precise++; | |
755 | } else | |
61c45981 | 756 | break; |
ab608344 | 757 | |
61c45981 | 758 | ++str; |
5242519b | 759 | } |
ceb53fbf IM |
760 | if (str < *strp + 2) |
761 | return -1; | |
762 | ||
763 | *strp = str; | |
764 | ||
765 | attr->exclude_user = eu; | |
766 | attr->exclude_kernel = ek; | |
767 | attr->exclude_hv = eh; | |
768 | attr->precise_ip = precise; | |
769 | ||
61c45981 PM |
770 | return 0; |
771 | } | |
8ad8db37 | 772 | |
61c45981 PM |
773 | /* |
774 | * Each event can have multiple symbolic names. | |
775 | * Symbolic names are (almost) exactly matched. | |
776 | */ | |
bcd3279f | 777 | static enum event_result |
17ea1b70 ACM |
778 | parse_event_symbols(const struct option *opt, const char **str, |
779 | struct perf_event_attr *attr) | |
61c45981 | 780 | { |
bcd3279f FW |
781 | enum event_result ret; |
782 | ||
17ea1b70 | 783 | ret = parse_tracepoint_event(opt, str, attr); |
bcd3279f FW |
784 | if (ret != EVT_FAILED) |
785 | goto modifier; | |
786 | ||
787 | ret = parse_raw_event(str, attr); | |
788 | if (ret != EVT_FAILED) | |
789 | goto modifier; | |
a21ca2ca | 790 | |
bcd3279f FW |
791 | ret = parse_numeric_event(str, attr); |
792 | if (ret != EVT_FAILED) | |
793 | goto modifier; | |
794 | ||
795 | ret = parse_symbolic_event(str, attr); | |
796 | if (ret != EVT_FAILED) | |
797 | goto modifier; | |
798 | ||
799 | ret = parse_generic_hw_event(str, attr); | |
800 | if (ret != EVT_FAILED) | |
801 | goto modifier; | |
802 | ||
1b290d67 FW |
803 | ret = parse_breakpoint_event(str, attr); |
804 | if (ret != EVT_FAILED) | |
805 | goto modifier; | |
806 | ||
85df6f68 MR |
807 | fprintf(stderr, "invalid or unsupported event: '%s'\n", *str); |
808 | fprintf(stderr, "Run 'perf list' for a list of valid events\n"); | |
bcd3279f FW |
809 | return EVT_FAILED; |
810 | ||
811 | modifier: | |
ceb53fbf IM |
812 | if (parse_event_modifier(str, attr) < 0) { |
813 | fprintf(stderr, "invalid event modifier: '%s'\n", *str); | |
814 | fprintf(stderr, "Run 'perf list' for a list of valid events and modifiers\n"); | |
815 | ||
816 | return EVT_FAILED; | |
817 | } | |
8ad8db37 | 818 | |
bcd3279f | 819 | return ret; |
8ad8db37 IM |
820 | } |
821 | ||
361c99a6 | 822 | int parse_events(const struct option *opt, const char *str, int unset __used) |
8ad8db37 | 823 | { |
361c99a6 | 824 | struct perf_evlist *evlist = *(struct perf_evlist **)opt->value; |
cdd6c482 | 825 | struct perf_event_attr attr; |
bcd3279f | 826 | enum event_result ret; |
f0c55bcf | 827 | const char *ostr; |
8ad8db37 | 828 | |
61c45981 | 829 | for (;;) { |
f0c55bcf | 830 | ostr = str; |
61c45981 | 831 | memset(&attr, 0, sizeof(attr)); |
17ea1b70 | 832 | ret = parse_event_symbols(opt, &str, &attr); |
bcd3279f | 833 | if (ret == EVT_FAILED) |
61c45981 | 834 | return -1; |
8ad8db37 | 835 | |
61c45981 PM |
836 | if (!(*str == 0 || *str == ',' || isspace(*str))) |
837 | return -1; | |
8ad8db37 | 838 | |
bcd3279f | 839 | if (ret != EVT_HANDLED_ALL) { |
69aad6f1 | 840 | struct perf_evsel *evsel; |
361c99a6 | 841 | evsel = perf_evsel__new(&attr, evlist->nr_entries); |
69aad6f1 ACM |
842 | if (evsel == NULL) |
843 | return -1; | |
361c99a6 | 844 | perf_evlist__add(evlist, evsel); |
f0c55bcf SE |
845 | |
846 | evsel->name = calloc(str - ostr + 1, 1); | |
847 | if (!evsel->name) | |
848 | return -1; | |
849 | strncpy(evsel->name, ostr, str - ostr); | |
bcd3279f | 850 | } |
8ad8db37 | 851 | |
61c45981 PM |
852 | if (*str == 0) |
853 | break; | |
854 | if (*str == ',') | |
855 | ++str; | |
856 | while (isspace(*str)) | |
857 | ++str; | |
8ad8db37 IM |
858 | } |
859 | ||
860 | return 0; | |
861 | } | |
862 | ||
361c99a6 | 863 | int parse_filter(const struct option *opt, const char *str, |
c171b552 LZ |
864 | int unset __used) |
865 | { | |
361c99a6 | 866 | struct perf_evlist *evlist = *(struct perf_evlist **)opt->value; |
69aad6f1 | 867 | struct perf_evsel *last = NULL; |
c171b552 | 868 | |
361c99a6 ACM |
869 | if (evlist->nr_entries > 0) |
870 | last = list_entry(evlist->entries.prev, struct perf_evsel, node); | |
69aad6f1 ACM |
871 | |
872 | if (last == NULL || last->attr.type != PERF_TYPE_TRACEPOINT) { | |
c171b552 LZ |
873 | fprintf(stderr, |
874 | "-F option should follow a -e tracepoint option\n"); | |
875 | return -1; | |
876 | } | |
877 | ||
69aad6f1 ACM |
878 | last->filter = strdup(str); |
879 | if (last->filter == NULL) { | |
c171b552 LZ |
880 | fprintf(stderr, "not enough memory to hold filter string\n"); |
881 | return -1; | |
882 | } | |
c171b552 LZ |
883 | |
884 | return 0; | |
885 | } | |
886 | ||
86847b62 | 887 | static const char * const event_type_descriptors[] = { |
86847b62 TG |
888 | "Hardware event", |
889 | "Software event", | |
890 | "Tracepoint event", | |
891 | "Hardware cache event", | |
41bdcb23 LW |
892 | "Raw hardware event descriptor", |
893 | "Hardware breakpoint", | |
86847b62 TG |
894 | }; |
895 | ||
f6bdafef JB |
896 | /* |
897 | * Print the events from <debugfs_mount_point>/tracing/events | |
898 | */ | |
899 | ||
668b8788 | 900 | void print_tracepoint_events(const char *subsys_glob, const char *event_glob) |
f6bdafef JB |
901 | { |
902 | DIR *sys_dir, *evt_dir; | |
903 | struct dirent *sys_next, *evt_next, sys_dirent, evt_dirent; | |
f6bdafef | 904 | char evt_path[MAXPATHLEN]; |
725b1368 | 905 | char dir_path[MAXPATHLEN]; |
f6bdafef | 906 | |
549104f2 | 907 | if (debugfs_valid_mountpoint(debugfs_path)) |
f6bdafef JB |
908 | return; |
909 | ||
5beeded1 | 910 | sys_dir = opendir(debugfs_path); |
f6bdafef | 911 | if (!sys_dir) |
725b1368 | 912 | return; |
6b58e7f1 UD |
913 | |
914 | for_each_subsystem(sys_dir, sys_dirent, sys_next) { | |
668b8788 ACM |
915 | if (subsys_glob != NULL && |
916 | !strglobmatch(sys_dirent.d_name, subsys_glob)) | |
917 | continue; | |
725b1368 ED |
918 | |
919 | snprintf(dir_path, MAXPATHLEN, "%s/%s", debugfs_path, | |
920 | sys_dirent.d_name); | |
921 | evt_dir = opendir(dir_path); | |
922 | if (!evt_dir) | |
6b58e7f1 | 923 | continue; |
725b1368 | 924 | |
6b58e7f1 | 925 | for_each_event(sys_dirent, evt_dir, evt_dirent, evt_next) { |
668b8788 ACM |
926 | if (event_glob != NULL && |
927 | !strglobmatch(evt_dirent.d_name, event_glob)) | |
928 | continue; | |
929 | ||
f6bdafef JB |
930 | snprintf(evt_path, MAXPATHLEN, "%s:%s", |
931 | sys_dirent.d_name, evt_dirent.d_name); | |
689d3018 | 932 | printf(" %-42s [%s]\n", evt_path, |
41bdcb23 | 933 | event_type_descriptors[PERF_TYPE_TRACEPOINT]); |
f6bdafef JB |
934 | } |
935 | closedir(evt_dir); | |
936 | } | |
f6bdafef JB |
937 | closedir(sys_dir); |
938 | } | |
939 | ||
20c457b8 TR |
940 | /* |
941 | * Check whether event is in <debugfs_mount_point>/tracing/events | |
942 | */ | |
943 | ||
944 | int is_valid_tracepoint(const char *event_string) | |
945 | { | |
946 | DIR *sys_dir, *evt_dir; | |
947 | struct dirent *sys_next, *evt_next, sys_dirent, evt_dirent; | |
948 | char evt_path[MAXPATHLEN]; | |
949 | char dir_path[MAXPATHLEN]; | |
950 | ||
951 | if (debugfs_valid_mountpoint(debugfs_path)) | |
952 | return 0; | |
953 | ||
954 | sys_dir = opendir(debugfs_path); | |
955 | if (!sys_dir) | |
956 | return 0; | |
957 | ||
958 | for_each_subsystem(sys_dir, sys_dirent, sys_next) { | |
959 | ||
960 | snprintf(dir_path, MAXPATHLEN, "%s/%s", debugfs_path, | |
961 | sys_dirent.d_name); | |
962 | evt_dir = opendir(dir_path); | |
963 | if (!evt_dir) | |
964 | continue; | |
965 | ||
966 | for_each_event(sys_dirent, evt_dir, evt_dirent, evt_next) { | |
967 | snprintf(evt_path, MAXPATHLEN, "%s:%s", | |
968 | sys_dirent.d_name, evt_dirent.d_name); | |
969 | if (!strcmp(evt_path, event_string)) { | |
970 | closedir(evt_dir); | |
971 | closedir(sys_dir); | |
972 | return 1; | |
973 | } | |
974 | } | |
975 | closedir(evt_dir); | |
976 | } | |
977 | closedir(sys_dir); | |
978 | return 0; | |
979 | } | |
980 | ||
668b8788 ACM |
981 | void print_events_type(u8 type) |
982 | { | |
983 | struct event_symbol *syms = event_symbols; | |
984 | unsigned int i; | |
985 | char name[64]; | |
986 | ||
987 | for (i = 0; i < ARRAY_SIZE(event_symbols); i++, syms++) { | |
988 | if (type != syms->type) | |
989 | continue; | |
990 | ||
991 | if (strlen(syms->alias)) | |
992 | snprintf(name, sizeof(name), "%s OR %s", | |
993 | syms->symbol, syms->alias); | |
994 | else | |
995 | snprintf(name, sizeof(name), "%s", syms->symbol); | |
996 | ||
997 | printf(" %-42s [%s]\n", name, | |
998 | event_type_descriptors[type]); | |
999 | } | |
1000 | } | |
1001 | ||
1002 | int print_hwcache_events(const char *event_glob) | |
1003 | { | |
1004 | unsigned int type, op, i, printed = 0; | |
1005 | ||
1006 | for (type = 0; type < PERF_COUNT_HW_CACHE_MAX; type++) { | |
1007 | for (op = 0; op < PERF_COUNT_HW_CACHE_OP_MAX; op++) { | |
1008 | /* skip invalid cache type */ | |
1009 | if (!is_cache_op_valid(type, op)) | |
1010 | continue; | |
1011 | ||
1012 | for (i = 0; i < PERF_COUNT_HW_CACHE_RESULT_MAX; i++) { | |
1013 | char *name = event_cache_name(type, op, i); | |
1014 | ||
1015 | if (event_glob != NULL && | |
1016 | !strglobmatch(name, event_glob)) | |
1017 | continue; | |
1018 | ||
1019 | printf(" %-42s [%s]\n", name, | |
1020 | event_type_descriptors[PERF_TYPE_HW_CACHE]); | |
1021 | ++printed; | |
1022 | } | |
1023 | } | |
1024 | } | |
1025 | ||
1026 | return printed; | |
1027 | } | |
1028 | ||
8ad8db37 | 1029 | /* |
86847b62 | 1030 | * Print the help text for the event symbols: |
8ad8db37 | 1031 | */ |
668b8788 | 1032 | void print_events(const char *event_glob) |
8ad8db37 | 1033 | { |
86847b62 | 1034 | struct event_symbol *syms = event_symbols; |
668b8788 | 1035 | unsigned int i, type, prev_type = -1, printed = 0, ntypes_printed = 0; |
74d5b588 | 1036 | char name[40]; |
8ad8db37 | 1037 | |
689d3018 MR |
1038 | printf("\n"); |
1039 | printf("List of pre-defined events (to be used in -e):\n"); | |
8ad8db37 | 1040 | |
86847b62 | 1041 | for (i = 0; i < ARRAY_SIZE(event_symbols); i++, syms++) { |
41bdcb23 | 1042 | type = syms->type; |
8ad8db37 | 1043 | |
668b8788 | 1044 | if (type != prev_type && printed) { |
689d3018 | 1045 | printf("\n"); |
668b8788 ACM |
1046 | printed = 0; |
1047 | ntypes_printed++; | |
1048 | } | |
1049 | ||
1050 | if (event_glob != NULL && | |
1051 | !(strglobmatch(syms->symbol, event_glob) || | |
1052 | (syms->alias && strglobmatch(syms->alias, event_glob)))) | |
1053 | continue; | |
8ad8db37 | 1054 | |
74d5b588 JSR |
1055 | if (strlen(syms->alias)) |
1056 | sprintf(name, "%s OR %s", syms->symbol, syms->alias); | |
1057 | else | |
1058 | strcpy(name, syms->symbol); | |
689d3018 | 1059 | printf(" %-42s [%s]\n", name, |
86847b62 | 1060 | event_type_descriptors[type]); |
8ad8db37 | 1061 | |
86847b62 | 1062 | prev_type = type; |
668b8788 | 1063 | ++printed; |
8ad8db37 IM |
1064 | } |
1065 | ||
668b8788 ACM |
1066 | if (ntypes_printed) { |
1067 | printed = 0; | |
1068 | printf("\n"); | |
73c24cb8 | 1069 | } |
668b8788 ACM |
1070 | print_hwcache_events(event_glob); |
1071 | ||
1072 | if (event_glob != NULL) | |
1073 | return; | |
73c24cb8 | 1074 | |
689d3018 | 1075 | printf("\n"); |
41bdcb23 | 1076 | printf(" %-42s [%s]\n", |
1cf4a063 ACM |
1077 | "rNNN (see 'perf list --help' on how to encode it)", |
1078 | event_type_descriptors[PERF_TYPE_RAW]); | |
689d3018 | 1079 | printf("\n"); |
86847b62 | 1080 | |
41bdcb23 LW |
1081 | printf(" %-42s [%s]\n", |
1082 | "mem:<addr>[:access]", | |
1083 | event_type_descriptors[PERF_TYPE_BREAKPOINT]); | |
1b290d67 FW |
1084 | printf("\n"); |
1085 | ||
668b8788 | 1086 | print_tracepoint_events(NULL, NULL); |
f6bdafef | 1087 | |
86847b62 | 1088 | exit(129); |
8ad8db37 | 1089 | } |