Commit | Line | Data |
---|---|---|
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" |
ac20de6f | 14 | #include "parse-events-bison.h" |
90e2b22d | 15 | #define YY_EXTRA_TYPE int |
89812fc8 | 16 | #include "parse-events-flex.h" |
5f537a26 | 17 | #include "pmu.h" |
89812fc8 JO |
18 | |
19 | #define MAX_NAME_LEN 100 | |
8ad8db37 | 20 | |
8ad8db37 | 21 | struct event_symbol { |
83a0944f IM |
22 | const char *symbol; |
23 | const char *alias; | |
8ad8db37 IM |
24 | }; |
25 | ||
82ba1f2f JO |
26 | #ifdef PARSER_DEBUG |
27 | extern int parse_events_debug; | |
28 | #endif | |
ac20de6f | 29 | int parse_events_parse(void *data, void *scanner); |
bcd3279f | 30 | |
1dc12760 JO |
31 | static struct event_symbol event_symbols_hw[PERF_COUNT_HW_MAX] = { |
32 | [PERF_COUNT_HW_CPU_CYCLES] = { | |
33 | .symbol = "cpu-cycles", | |
34 | .alias = "cycles", | |
35 | }, | |
36 | [PERF_COUNT_HW_INSTRUCTIONS] = { | |
37 | .symbol = "instructions", | |
38 | .alias = "", | |
39 | }, | |
40 | [PERF_COUNT_HW_CACHE_REFERENCES] = { | |
41 | .symbol = "cache-references", | |
42 | .alias = "", | |
43 | }, | |
44 | [PERF_COUNT_HW_CACHE_MISSES] = { | |
45 | .symbol = "cache-misses", | |
46 | .alias = "", | |
47 | }, | |
48 | [PERF_COUNT_HW_BRANCH_INSTRUCTIONS] = { | |
49 | .symbol = "branch-instructions", | |
50 | .alias = "branches", | |
51 | }, | |
52 | [PERF_COUNT_HW_BRANCH_MISSES] = { | |
53 | .symbol = "branch-misses", | |
54 | .alias = "", | |
55 | }, | |
56 | [PERF_COUNT_HW_BUS_CYCLES] = { | |
57 | .symbol = "bus-cycles", | |
58 | .alias = "", | |
59 | }, | |
60 | [PERF_COUNT_HW_STALLED_CYCLES_FRONTEND] = { | |
61 | .symbol = "stalled-cycles-frontend", | |
62 | .alias = "idle-cycles-frontend", | |
63 | }, | |
64 | [PERF_COUNT_HW_STALLED_CYCLES_BACKEND] = { | |
65 | .symbol = "stalled-cycles-backend", | |
66 | .alias = "idle-cycles-backend", | |
67 | }, | |
68 | [PERF_COUNT_HW_REF_CPU_CYCLES] = { | |
69 | .symbol = "ref-cycles", | |
70 | .alias = "", | |
71 | }, | |
72 | }; | |
73 | ||
74 | static struct event_symbol event_symbols_sw[PERF_COUNT_SW_MAX] = { | |
75 | [PERF_COUNT_SW_CPU_CLOCK] = { | |
76 | .symbol = "cpu-clock", | |
77 | .alias = "", | |
78 | }, | |
79 | [PERF_COUNT_SW_TASK_CLOCK] = { | |
80 | .symbol = "task-clock", | |
81 | .alias = "", | |
82 | }, | |
83 | [PERF_COUNT_SW_PAGE_FAULTS] = { | |
84 | .symbol = "page-faults", | |
85 | .alias = "faults", | |
86 | }, | |
87 | [PERF_COUNT_SW_CONTEXT_SWITCHES] = { | |
88 | .symbol = "context-switches", | |
89 | .alias = "cs", | |
90 | }, | |
91 | [PERF_COUNT_SW_CPU_MIGRATIONS] = { | |
92 | .symbol = "cpu-migrations", | |
93 | .alias = "migrations", | |
94 | }, | |
95 | [PERF_COUNT_SW_PAGE_FAULTS_MIN] = { | |
96 | .symbol = "minor-faults", | |
97 | .alias = "", | |
98 | }, | |
99 | [PERF_COUNT_SW_PAGE_FAULTS_MAJ] = { | |
100 | .symbol = "major-faults", | |
101 | .alias = "", | |
102 | }, | |
103 | [PERF_COUNT_SW_ALIGNMENT_FAULTS] = { | |
104 | .symbol = "alignment-faults", | |
105 | .alias = "", | |
106 | }, | |
107 | [PERF_COUNT_SW_EMULATION_FAULTS] = { | |
108 | .symbol = "emulation-faults", | |
109 | .alias = "", | |
110 | }, | |
8ad8db37 IM |
111 | }; |
112 | ||
cdd6c482 IM |
113 | #define __PERF_EVENT_FIELD(config, name) \ |
114 | ((config & PERF_EVENT_##name##_MASK) >> PERF_EVENT_##name##_SHIFT) | |
5242519b | 115 | |
1fc570ad | 116 | #define PERF_EVENT_RAW(config) __PERF_EVENT_FIELD(config, RAW) |
cdd6c482 | 117 | #define PERF_EVENT_CONFIG(config) __PERF_EVENT_FIELD(config, CONFIG) |
1fc570ad | 118 | #define PERF_EVENT_TYPE(config) __PERF_EVENT_FIELD(config, TYPE) |
cdd6c482 | 119 | #define PERF_EVENT_ID(config) __PERF_EVENT_FIELD(config, EVENT) |
5242519b | 120 | |
6b58e7f1 | 121 | #define for_each_subsystem(sys_dir, sys_dirent, sys_next) \ |
f6bdafef | 122 | while (!readdir_r(sys_dir, &sys_dirent, &sys_next) && sys_next) \ |
6b58e7f1 | 123 | if (sys_dirent.d_type == DT_DIR && \ |
f6bdafef JB |
124 | (strcmp(sys_dirent.d_name, ".")) && \ |
125 | (strcmp(sys_dirent.d_name, ".."))) | |
126 | ||
ae07b63f PZ |
127 | static int tp_event_has_id(struct dirent *sys_dir, struct dirent *evt_dir) |
128 | { | |
129 | char evt_path[MAXPATHLEN]; | |
130 | int fd; | |
131 | ||
ebf294bf | 132 | snprintf(evt_path, MAXPATHLEN, "%s/%s/%s/id", tracing_events_path, |
ae07b63f PZ |
133 | sys_dir->d_name, evt_dir->d_name); |
134 | fd = open(evt_path, O_RDONLY); | |
135 | if (fd < 0) | |
136 | return -EINVAL; | |
137 | close(fd); | |
138 | ||
139 | return 0; | |
140 | } | |
141 | ||
6b58e7f1 | 142 | #define for_each_event(sys_dirent, evt_dir, evt_dirent, evt_next) \ |
f6bdafef | 143 | while (!readdir_r(evt_dir, &evt_dirent, &evt_next) && evt_next) \ |
6b58e7f1 | 144 | if (evt_dirent.d_type == DT_DIR && \ |
f6bdafef | 145 | (strcmp(evt_dirent.d_name, ".")) && \ |
ae07b63f PZ |
146 | (strcmp(evt_dirent.d_name, "..")) && \ |
147 | (!tp_event_has_id(&sys_dirent, &evt_dirent))) | |
f6bdafef | 148 | |
270bbbe8 | 149 | #define MAX_EVENT_LENGTH 512 |
f6bdafef | 150 | |
f6bdafef | 151 | |
1ef2ed10 | 152 | struct tracepoint_path *tracepoint_id_to_path(u64 config) |
f6bdafef | 153 | { |
1ef2ed10 | 154 | struct tracepoint_path *path = NULL; |
f6bdafef JB |
155 | DIR *sys_dir, *evt_dir; |
156 | struct dirent *sys_next, *evt_next, sys_dirent, evt_dirent; | |
8aa8a7c8 | 157 | char id_buf[24]; |
725b1368 | 158 | int fd; |
f6bdafef JB |
159 | u64 id; |
160 | char evt_path[MAXPATHLEN]; | |
725b1368 | 161 | char dir_path[MAXPATHLEN]; |
f6bdafef | 162 | |
ebf294bf | 163 | if (debugfs_valid_mountpoint(tracing_events_path)) |
1ef2ed10 | 164 | return NULL; |
f6bdafef | 165 | |
ebf294bf | 166 | sys_dir = opendir(tracing_events_path); |
f6bdafef | 167 | if (!sys_dir) |
725b1368 | 168 | return NULL; |
6b58e7f1 UD |
169 | |
170 | for_each_subsystem(sys_dir, sys_dirent, sys_next) { | |
725b1368 | 171 | |
ebf294bf | 172 | snprintf(dir_path, MAXPATHLEN, "%s/%s", tracing_events_path, |
725b1368 ED |
173 | sys_dirent.d_name); |
174 | evt_dir = opendir(dir_path); | |
175 | if (!evt_dir) | |
6b58e7f1 | 176 | continue; |
725b1368 | 177 | |
6b58e7f1 | 178 | for_each_event(sys_dirent, evt_dir, evt_dirent, evt_next) { |
725b1368 ED |
179 | |
180 | snprintf(evt_path, MAXPATHLEN, "%s/%s/id", dir_path, | |
f6bdafef | 181 | evt_dirent.d_name); |
725b1368 | 182 | fd = open(evt_path, O_RDONLY); |
f6bdafef JB |
183 | if (fd < 0) |
184 | continue; | |
185 | if (read(fd, id_buf, sizeof(id_buf)) < 0) { | |
186 | close(fd); | |
187 | continue; | |
188 | } | |
189 | close(fd); | |
190 | id = atoll(id_buf); | |
191 | if (id == config) { | |
192 | closedir(evt_dir); | |
193 | closedir(sys_dir); | |
59b4caeb | 194 | path = zalloc(sizeof(*path)); |
1ef2ed10 FW |
195 | path->system = malloc(MAX_EVENT_LENGTH); |
196 | if (!path->system) { | |
197 | free(path); | |
198 | return NULL; | |
199 | } | |
200 | path->name = malloc(MAX_EVENT_LENGTH); | |
201 | if (!path->name) { | |
202 | free(path->system); | |
203 | free(path); | |
204 | return NULL; | |
205 | } | |
206 | strncpy(path->system, sys_dirent.d_name, | |
207 | MAX_EVENT_LENGTH); | |
208 | strncpy(path->name, evt_dirent.d_name, | |
209 | MAX_EVENT_LENGTH); | |
210 | return path; | |
f6bdafef JB |
211 | } |
212 | } | |
213 | closedir(evt_dir); | |
214 | } | |
215 | ||
f6bdafef | 216 | closedir(sys_dir); |
1ef2ed10 FW |
217 | return NULL; |
218 | } | |
219 | ||
1424dc96 DA |
220 | const char *event_type(int type) |
221 | { | |
222 | switch (type) { | |
223 | case PERF_TYPE_HARDWARE: | |
224 | return "hardware"; | |
225 | ||
226 | case PERF_TYPE_SOFTWARE: | |
227 | return "software"; | |
228 | ||
229 | case PERF_TYPE_TRACEPOINT: | |
230 | return "tracepoint"; | |
231 | ||
232 | case PERF_TYPE_HW_CACHE: | |
233 | return "hardware-cache"; | |
234 | ||
235 | default: | |
236 | break; | |
237 | } | |
238 | ||
239 | return "unknown"; | |
240 | } | |
241 | ||
7ae92e74 YZ |
242 | |
243 | ||
244 | static int __add_event(struct list_head **_list, int *idx, | |
245 | struct perf_event_attr *attr, | |
246 | char *name, struct cpu_map *cpus) | |
89812fc8 JO |
247 | { |
248 | struct perf_evsel *evsel; | |
b847cbdc JO |
249 | struct list_head *list = *_list; |
250 | ||
251 | if (!list) { | |
252 | list = malloc(sizeof(*list)); | |
253 | if (!list) | |
254 | return -ENOMEM; | |
255 | INIT_LIST_HEAD(list); | |
256 | } | |
89812fc8 JO |
257 | |
258 | event_attr_init(attr); | |
259 | ||
260 | evsel = perf_evsel__new(attr, (*idx)++); | |
b847cbdc JO |
261 | if (!evsel) { |
262 | free(list); | |
89812fc8 | 263 | return -ENOMEM; |
b847cbdc | 264 | } |
89812fc8 | 265 | |
7ae92e74 | 266 | evsel->cpus = cpus; |
9db1763c ACM |
267 | if (name) |
268 | evsel->name = strdup(name); | |
b847cbdc JO |
269 | list_add_tail(&evsel->node, list); |
270 | *_list = list; | |
89812fc8 JO |
271 | return 0; |
272 | } | |
273 | ||
7ae92e74 YZ |
274 | static int add_event(struct list_head **_list, int *idx, |
275 | struct perf_event_attr *attr, char *name) | |
276 | { | |
277 | return __add_event(_list, idx, attr, name, NULL); | |
278 | } | |
279 | ||
0b668bc9 | 280 | static int parse_aliases(char *str, const char *names[][PERF_EVSEL__MAX_ALIASES], int size) |
8326f44d IM |
281 | { |
282 | int i, j; | |
61c45981 | 283 | int n, longest = -1; |
8326f44d IM |
284 | |
285 | for (i = 0; i < size; i++) { | |
0b668bc9 | 286 | for (j = 0; j < PERF_EVSEL__MAX_ALIASES && names[i][j]; j++) { |
61c45981 | 287 | n = strlen(names[i][j]); |
89812fc8 | 288 | if (n > longest && !strncasecmp(str, names[i][j], n)) |
61c45981 PM |
289 | longest = n; |
290 | } | |
89812fc8 | 291 | if (longest > 0) |
61c45981 | 292 | return i; |
8326f44d IM |
293 | } |
294 | ||
8953645f | 295 | return -1; |
8326f44d IM |
296 | } |
297 | ||
b847cbdc | 298 | int parse_events_add_cache(struct list_head **list, int *idx, |
89812fc8 | 299 | char *type, char *op_result1, char *op_result2) |
8326f44d | 300 | { |
89812fc8 JO |
301 | struct perf_event_attr attr; |
302 | char name[MAX_NAME_LEN]; | |
61c45981 | 303 | int cache_type = -1, cache_op = -1, cache_result = -1; |
89812fc8 JO |
304 | char *op_result[2] = { op_result1, op_result2 }; |
305 | int i, n; | |
8326f44d | 306 | |
8326f44d IM |
307 | /* |
308 | * No fallback - if we cannot get a clear cache type | |
309 | * then bail out: | |
310 | */ | |
0b668bc9 | 311 | cache_type = parse_aliases(type, perf_evsel__hw_cache, |
89812fc8 | 312 | PERF_COUNT_HW_CACHE_MAX); |
8326f44d | 313 | if (cache_type == -1) |
89812fc8 JO |
314 | return -EINVAL; |
315 | ||
316 | n = snprintf(name, MAX_NAME_LEN, "%s", type); | |
61c45981 | 317 | |
89812fc8 JO |
318 | for (i = 0; (i < 2) && (op_result[i]); i++) { |
319 | char *str = op_result[i]; | |
320 | ||
275ef387 | 321 | n += snprintf(name + n, MAX_NAME_LEN - n, "-%s", str); |
61c45981 PM |
322 | |
323 | if (cache_op == -1) { | |
0b668bc9 | 324 | cache_op = parse_aliases(str, perf_evsel__hw_cache_op, |
89812fc8 | 325 | PERF_COUNT_HW_CACHE_OP_MAX); |
61c45981 | 326 | if (cache_op >= 0) { |
0b668bc9 | 327 | if (!perf_evsel__is_cache_op_valid(cache_type, cache_op)) |
89812fc8 | 328 | return -EINVAL; |
61c45981 PM |
329 | continue; |
330 | } | |
331 | } | |
332 | ||
333 | if (cache_result == -1) { | |
0b668bc9 ACM |
334 | cache_result = parse_aliases(str, perf_evsel__hw_cache_result, |
335 | PERF_COUNT_HW_CACHE_RESULT_MAX); | |
61c45981 PM |
336 | if (cache_result >= 0) |
337 | continue; | |
338 | } | |
61c45981 | 339 | } |
8326f44d | 340 | |
8326f44d IM |
341 | /* |
342 | * Fall back to reads: | |
343 | */ | |
8953645f IM |
344 | if (cache_op == -1) |
345 | cache_op = PERF_COUNT_HW_CACHE_OP_READ; | |
8326f44d | 346 | |
8326f44d IM |
347 | /* |
348 | * Fall back to accesses: | |
349 | */ | |
350 | if (cache_result == -1) | |
351 | cache_result = PERF_COUNT_HW_CACHE_RESULT_ACCESS; | |
352 | ||
89812fc8 JO |
353 | memset(&attr, 0, sizeof(attr)); |
354 | attr.config = cache_type | (cache_op << 8) | (cache_result << 16); | |
355 | attr.type = PERF_TYPE_HW_CACHE; | |
356 | return add_event(list, idx, &attr, name); | |
bcd3279f FW |
357 | } |
358 | ||
82fe1c29 | 359 | static int add_tracepoint(struct list_head **listp, int *idx, |
89812fc8 | 360 | char *sys_name, char *evt_name) |
bcd3279f | 361 | { |
82fe1c29 ACM |
362 | struct perf_evsel *evsel; |
363 | struct list_head *list = *listp; | |
bcd3279f | 364 | |
82fe1c29 ACM |
365 | if (!list) { |
366 | list = malloc(sizeof(*list)); | |
367 | if (!list) | |
368 | return -ENOMEM; | |
369 | INIT_LIST_HEAD(list); | |
bcd3279f FW |
370 | } |
371 | ||
82fe1c29 ACM |
372 | evsel = perf_evsel__newtp(sys_name, evt_name, (*idx)++); |
373 | if (!evsel) { | |
374 | free(list); | |
375 | return -ENOMEM; | |
376 | } | |
bcd3279f | 377 | |
82fe1c29 ACM |
378 | list_add_tail(&evsel->node, list); |
379 | *listp = list; | |
380 | return 0; | |
8326f44d IM |
381 | } |
382 | ||
b847cbdc | 383 | static int add_tracepoint_multi(struct list_head **list, int *idx, |
89812fc8 | 384 | char *sys_name, char *evt_name) |
bcd3279f FW |
385 | { |
386 | char evt_path[MAXPATHLEN]; | |
387 | struct dirent *evt_ent; | |
388 | DIR *evt_dir; | |
89812fc8 | 389 | int ret = 0; |
bcd3279f | 390 | |
ebf294bf | 391 | snprintf(evt_path, MAXPATHLEN, "%s/%s", tracing_events_path, sys_name); |
bcd3279f | 392 | evt_dir = opendir(evt_path); |
bcd3279f FW |
393 | if (!evt_dir) { |
394 | perror("Can't open event dir"); | |
89812fc8 | 395 | return -1; |
bcd3279f FW |
396 | } |
397 | ||
89812fc8 | 398 | while (!ret && (evt_ent = readdir(evt_dir))) { |
bcd3279f FW |
399 | if (!strcmp(evt_ent->d_name, ".") |
400 | || !strcmp(evt_ent->d_name, "..") | |
401 | || !strcmp(evt_ent->d_name, "enable") | |
402 | || !strcmp(evt_ent->d_name, "filter")) | |
403 | continue; | |
404 | ||
89812fc8 | 405 | if (!strglobmatch(evt_ent->d_name, evt_name)) |
fb1d2edf MH |
406 | continue; |
407 | ||
89812fc8 | 408 | ret = add_tracepoint(list, idx, sys_name, evt_ent->d_name); |
bcd3279f FW |
409 | } |
410 | ||
89812fc8 | 411 | return ret; |
bcd3279f FW |
412 | } |
413 | ||
b847cbdc | 414 | int parse_events_add_tracepoint(struct list_head **list, int *idx, |
89812fc8 | 415 | char *sys, char *event) |
f6bdafef | 416 | { |
89812fc8 | 417 | int ret; |
f6bdafef | 418 | |
89812fc8 JO |
419 | ret = debugfs_valid_mountpoint(tracing_events_path); |
420 | if (ret) | |
421 | return ret; | |
f6bdafef | 422 | |
89812fc8 JO |
423 | return strpbrk(event, "*?") ? |
424 | add_tracepoint_multi(list, idx, sys, event) : | |
425 | add_tracepoint(list, idx, sys, event); | |
f6bdafef JB |
426 | } |
427 | ||
89812fc8 JO |
428 | static int |
429 | parse_breakpoint_type(const char *type, struct perf_event_attr *attr) | |
1b290d67 FW |
430 | { |
431 | int i; | |
432 | ||
433 | for (i = 0; i < 3; i++) { | |
89812fc8 | 434 | if (!type || !type[i]) |
1b290d67 FW |
435 | break; |
436 | ||
7582732f JO |
437 | #define CHECK_SET_TYPE(bit) \ |
438 | do { \ | |
439 | if (attr->bp_type & bit) \ | |
440 | return -EINVAL; \ | |
441 | else \ | |
442 | attr->bp_type |= bit; \ | |
443 | } while (0) | |
444 | ||
1b290d67 FW |
445 | switch (type[i]) { |
446 | case 'r': | |
7582732f | 447 | CHECK_SET_TYPE(HW_BREAKPOINT_R); |
1b290d67 FW |
448 | break; |
449 | case 'w': | |
7582732f | 450 | CHECK_SET_TYPE(HW_BREAKPOINT_W); |
1b290d67 FW |
451 | break; |
452 | case 'x': | |
7582732f | 453 | CHECK_SET_TYPE(HW_BREAKPOINT_X); |
1b290d67 FW |
454 | break; |
455 | default: | |
89812fc8 | 456 | return -EINVAL; |
1b290d67 FW |
457 | } |
458 | } | |
89812fc8 | 459 | |
7582732f JO |
460 | #undef CHECK_SET_TYPE |
461 | ||
1b290d67 FW |
462 | if (!attr->bp_type) /* Default */ |
463 | attr->bp_type = HW_BREAKPOINT_R | HW_BREAKPOINT_W; | |
464 | ||
89812fc8 | 465 | return 0; |
1b290d67 FW |
466 | } |
467 | ||
b847cbdc | 468 | int parse_events_add_breakpoint(struct list_head **list, int *idx, |
89812fc8 | 469 | void *ptr, char *type) |
1b290d67 | 470 | { |
89812fc8 | 471 | struct perf_event_attr attr; |
1b290d67 | 472 | |
89812fc8 | 473 | memset(&attr, 0, sizeof(attr)); |
9fafd98f | 474 | attr.bp_addr = (unsigned long) ptr; |
1b290d67 | 475 | |
89812fc8 JO |
476 | if (parse_breakpoint_type(type, &attr)) |
477 | return -EINVAL; | |
1b290d67 | 478 | |
aa59a485 FW |
479 | /* |
480 | * We should find a nice way to override the access length | |
481 | * Provide some defaults for now | |
482 | */ | |
89812fc8 JO |
483 | if (attr.bp_type == HW_BREAKPOINT_X) |
484 | attr.bp_len = sizeof(long); | |
aa59a485 | 485 | else |
89812fc8 | 486 | attr.bp_len = HW_BREAKPOINT_LEN_4; |
61c45981 | 487 | |
89812fc8 | 488 | attr.type = PERF_TYPE_BREAKPOINT; |
4a841d65 | 489 | attr.sample_period = 1; |
b908debd | 490 | |
287e74aa | 491 | return add_event(list, idx, &attr, NULL); |
74d5b588 JSR |
492 | } |
493 | ||
8f707d84 JO |
494 | static int config_term(struct perf_event_attr *attr, |
495 | struct parse_events__term *term) | |
496 | { | |
16fa7e82 JO |
497 | #define CHECK_TYPE_VAL(type) \ |
498 | do { \ | |
499 | if (PARSE_EVENTS__TERM_TYPE_ ## type != term->type_val) \ | |
500 | return -EINVAL; \ | |
501 | } while (0) | |
502 | ||
503 | switch (term->type_term) { | |
8f707d84 | 504 | case PARSE_EVENTS__TERM_TYPE_CONFIG: |
16fa7e82 | 505 | CHECK_TYPE_VAL(NUM); |
8f707d84 JO |
506 | attr->config = term->val.num; |
507 | break; | |
508 | case PARSE_EVENTS__TERM_TYPE_CONFIG1: | |
16fa7e82 | 509 | CHECK_TYPE_VAL(NUM); |
8f707d84 JO |
510 | attr->config1 = term->val.num; |
511 | break; | |
512 | case PARSE_EVENTS__TERM_TYPE_CONFIG2: | |
16fa7e82 | 513 | CHECK_TYPE_VAL(NUM); |
8f707d84 JO |
514 | attr->config2 = term->val.num; |
515 | break; | |
516 | case PARSE_EVENTS__TERM_TYPE_SAMPLE_PERIOD: | |
16fa7e82 | 517 | CHECK_TYPE_VAL(NUM); |
8f707d84 JO |
518 | attr->sample_period = term->val.num; |
519 | break; | |
520 | case PARSE_EVENTS__TERM_TYPE_BRANCH_SAMPLE_TYPE: | |
521 | /* | |
522 | * TODO uncomment when the field is available | |
523 | * attr->branch_sample_type = term->val.num; | |
524 | */ | |
525 | break; | |
6b5fc39b JO |
526 | case PARSE_EVENTS__TERM_TYPE_NAME: |
527 | CHECK_TYPE_VAL(STR); | |
528 | break; | |
8f707d84 JO |
529 | default: |
530 | return -EINVAL; | |
531 | } | |
16fa7e82 | 532 | |
8f707d84 | 533 | return 0; |
16fa7e82 | 534 | #undef CHECK_TYPE_VAL |
8f707d84 JO |
535 | } |
536 | ||
537 | static int config_attr(struct perf_event_attr *attr, | |
538 | struct list_head *head, int fail) | |
539 | { | |
540 | struct parse_events__term *term; | |
541 | ||
542 | list_for_each_entry(term, head, list) | |
543 | if (config_term(attr, term) && fail) | |
544 | return -EINVAL; | |
545 | ||
546 | return 0; | |
547 | } | |
548 | ||
b847cbdc | 549 | int parse_events_add_numeric(struct list_head **list, int *idx, |
b527bab5 | 550 | u32 type, u64 config, |
8f707d84 | 551 | struct list_head *head_config) |
8ad8db37 | 552 | { |
89812fc8 | 553 | struct perf_event_attr attr; |
61c45981 | 554 | |
89812fc8 JO |
555 | memset(&attr, 0, sizeof(attr)); |
556 | attr.type = type; | |
557 | attr.config = config; | |
8f707d84 JO |
558 | |
559 | if (head_config && | |
560 | config_attr(&attr, head_config, 1)) | |
561 | return -EINVAL; | |
562 | ||
9db1763c | 563 | return add_event(list, idx, &attr, NULL); |
61c45981 | 564 | } |
8ad8db37 | 565 | |
6b5fc39b JO |
566 | static int parse_events__is_name_term(struct parse_events__term *term) |
567 | { | |
568 | return term->type_term == PARSE_EVENTS__TERM_TYPE_NAME; | |
569 | } | |
570 | ||
9db1763c | 571 | static char *pmu_event_name(struct list_head *head_terms) |
6b5fc39b JO |
572 | { |
573 | struct parse_events__term *term; | |
574 | ||
575 | list_for_each_entry(term, head_terms, list) | |
576 | if (parse_events__is_name_term(term)) | |
577 | return term->val.str; | |
578 | ||
9db1763c | 579 | return NULL; |
6b5fc39b JO |
580 | } |
581 | ||
b847cbdc | 582 | int parse_events_add_pmu(struct list_head **list, int *idx, |
5f537a26 JO |
583 | char *name, struct list_head *head_config) |
584 | { | |
585 | struct perf_event_attr attr; | |
586 | struct perf_pmu *pmu; | |
587 | ||
588 | pmu = perf_pmu__find(name); | |
589 | if (!pmu) | |
590 | return -EINVAL; | |
591 | ||
592 | memset(&attr, 0, sizeof(attr)); | |
593 | ||
a6146d50 ZY |
594 | if (perf_pmu__check_alias(pmu, head_config)) |
595 | return -EINVAL; | |
596 | ||
5f537a26 JO |
597 | /* |
598 | * Configure hardcoded terms first, no need to check | |
599 | * return value when called with fail == 0 ;) | |
600 | */ | |
601 | config_attr(&attr, head_config, 0); | |
602 | ||
603 | if (perf_pmu__config(pmu, &attr, head_config)) | |
604 | return -EINVAL; | |
605 | ||
7ae92e74 YZ |
606 | return __add_event(list, idx, &attr, pmu_event_name(head_config), |
607 | pmu->cpus); | |
5f537a26 JO |
608 | } |
609 | ||
6a4bb04c JO |
610 | int parse_events__modifier_group(struct list_head *list, |
611 | char *event_mod) | |
89efb029 | 612 | { |
6a4bb04c JO |
613 | return parse_events__modifier_event(list, event_mod, true); |
614 | } | |
615 | ||
63dab225 | 616 | void parse_events__set_leader(char *name, struct list_head *list) |
6a4bb04c JO |
617 | { |
618 | struct perf_evsel *leader; | |
619 | ||
63dab225 ACM |
620 | __perf_evlist__set_leader(list); |
621 | leader = list_entry(list->next, struct perf_evsel, node); | |
6a4bb04c | 622 | leader->group_name = name ? strdup(name) : NULL; |
89efb029 JO |
623 | } |
624 | ||
5d7be90e JO |
625 | void parse_events_update_lists(struct list_head *list_event, |
626 | struct list_head *list_all) | |
627 | { | |
628 | /* | |
629 | * Called for single event definition. Update the | |
89efb029 | 630 | * 'all event' list, and reinit the 'single event' |
5d7be90e JO |
631 | * list, for next event definition. |
632 | */ | |
633 | list_splice_tail(list_event, list_all); | |
b847cbdc | 634 | free(list_event); |
5d7be90e JO |
635 | } |
636 | ||
f5b1135b JO |
637 | struct event_modifier { |
638 | int eu; | |
639 | int ek; | |
640 | int eh; | |
641 | int eH; | |
642 | int eG; | |
643 | int precise; | |
644 | int exclude_GH; | |
645 | }; | |
646 | ||
647 | static int get_event_modifier(struct event_modifier *mod, char *str, | |
648 | struct perf_evsel *evsel) | |
61c45981 | 649 | { |
f5b1135b JO |
650 | int eu = evsel ? evsel->attr.exclude_user : 0; |
651 | int ek = evsel ? evsel->attr.exclude_kernel : 0; | |
652 | int eh = evsel ? evsel->attr.exclude_hv : 0; | |
653 | int eH = evsel ? evsel->attr.exclude_host : 0; | |
654 | int eG = evsel ? evsel->attr.exclude_guest : 0; | |
655 | int precise = evsel ? evsel->attr.precise_ip : 0; | |
a21ca2ca | 656 | |
f5b1135b JO |
657 | int exclude = eu | ek | eh; |
658 | int exclude_GH = evsel ? evsel->exclude_GH : 0; | |
659 | ||
660 | /* | |
661 | * We are here for group and 'GH' was not set as event | |
662 | * modifier and whatever event/group modifier override | |
663 | * default 'GH' setup. | |
664 | */ | |
665 | if (evsel && !exclude_GH) | |
666 | eH = eG = 0; | |
667 | ||
668 | memset(mod, 0, sizeof(*mod)); | |
ceb53fbf | 669 | |
61c45981 | 670 | while (*str) { |
ab608344 PZ |
671 | if (*str == 'u') { |
672 | if (!exclude) | |
673 | exclude = eu = ek = eh = 1; | |
61c45981 | 674 | eu = 0; |
ab608344 PZ |
675 | } else if (*str == 'k') { |
676 | if (!exclude) | |
677 | exclude = eu = ek = eh = 1; | |
61c45981 | 678 | ek = 0; |
ab608344 PZ |
679 | } else if (*str == 'h') { |
680 | if (!exclude) | |
681 | exclude = eu = ek = eh = 1; | |
61c45981 | 682 | eh = 0; |
99320cc8 JR |
683 | } else if (*str == 'G') { |
684 | if (!exclude_GH) | |
685 | exclude_GH = eG = eH = 1; | |
686 | eG = 0; | |
687 | } else if (*str == 'H') { | |
688 | if (!exclude_GH) | |
689 | exclude_GH = eG = eH = 1; | |
690 | eH = 0; | |
ab608344 PZ |
691 | } else if (*str == 'p') { |
692 | precise++; | |
693 | } else | |
61c45981 | 694 | break; |
ab608344 | 695 | |
61c45981 | 696 | ++str; |
5242519b | 697 | } |
ceb53fbf | 698 | |
89812fc8 JO |
699 | /* |
700 | * precise ip: | |
701 | * | |
702 | * 0 - SAMPLE_IP can have arbitrary skid | |
703 | * 1 - SAMPLE_IP must have constant skid | |
704 | * 2 - SAMPLE_IP requested to have 0 skid | |
705 | * 3 - SAMPLE_IP must have 0 skid | |
706 | * | |
707 | * See also PERF_RECORD_MISC_EXACT_IP | |
708 | */ | |
709 | if (precise > 3) | |
710 | return -EINVAL; | |
ceb53fbf | 711 | |
f5b1135b JO |
712 | mod->eu = eu; |
713 | mod->ek = ek; | |
714 | mod->eh = eh; | |
715 | mod->eH = eH; | |
716 | mod->eG = eG; | |
717 | mod->precise = precise; | |
718 | mod->exclude_GH = exclude_GH; | |
719 | return 0; | |
720 | } | |
721 | ||
722 | int parse_events__modifier_event(struct list_head *list, char *str, bool add) | |
723 | { | |
724 | struct perf_evsel *evsel; | |
725 | struct event_modifier mod; | |
726 | ||
727 | if (str == NULL) | |
728 | return 0; | |
729 | ||
730 | if (!add && get_event_modifier(&mod, str, NULL)) | |
731 | return -EINVAL; | |
732 | ||
89812fc8 | 733 | list_for_each_entry(evsel, list, node) { |
f5b1135b JO |
734 | |
735 | if (add && get_event_modifier(&mod, str, evsel)) | |
736 | return -EINVAL; | |
737 | ||
738 | evsel->attr.exclude_user = mod.eu; | |
739 | evsel->attr.exclude_kernel = mod.ek; | |
740 | evsel->attr.exclude_hv = mod.eh; | |
741 | evsel->attr.precise_ip = mod.precise; | |
742 | evsel->attr.exclude_host = mod.eH; | |
743 | evsel->attr.exclude_guest = mod.eG; | |
744 | evsel->exclude_GH = mod.exclude_GH; | |
89812fc8 | 745 | } |
ceb53fbf | 746 | |
61c45981 PM |
747 | return 0; |
748 | } | |
8ad8db37 | 749 | |
ac2ba9f3 RR |
750 | int parse_events_name(struct list_head *list, char *name) |
751 | { | |
752 | struct perf_evsel *evsel; | |
753 | ||
754 | list_for_each_entry(evsel, list, node) { | |
755 | if (!evsel->name) | |
756 | evsel->name = strdup(name); | |
757 | } | |
758 | ||
759 | return 0; | |
760 | } | |
761 | ||
90e2b22d | 762 | static int parse_events__scanner(const char *str, void *data, int start_token) |
61c45981 | 763 | { |
89812fc8 | 764 | YY_BUFFER_STATE buffer; |
ac20de6f | 765 | void *scanner; |
46010ab2 | 766 | int ret; |
bcd3279f | 767 | |
90e2b22d | 768 | ret = parse_events_lex_init_extra(start_token, &scanner); |
ac20de6f ZY |
769 | if (ret) |
770 | return ret; | |
771 | ||
772 | buffer = parse_events__scan_string(str, scanner); | |
a21ca2ca | 773 | |
82ba1f2f JO |
774 | #ifdef PARSER_DEBUG |
775 | parse_events_debug = 1; | |
776 | #endif | |
ac20de6f ZY |
777 | ret = parse_events_parse(data, scanner); |
778 | ||
779 | parse_events__flush_buffer(buffer, scanner); | |
780 | parse_events__delete_buffer(buffer, scanner); | |
781 | parse_events_lex_destroy(scanner); | |
782 | return ret; | |
783 | } | |
bcd3279f | 784 | |
90e2b22d JO |
785 | /* |
786 | * parse event config string, return a list of event terms. | |
787 | */ | |
788 | int parse_events_terms(struct list_head *terms, const char *str) | |
789 | { | |
790 | struct parse_events_data__terms data = { | |
791 | .terms = NULL, | |
792 | }; | |
793 | int ret; | |
794 | ||
795 | ret = parse_events__scanner(str, &data, PE_START_TERMS); | |
796 | if (!ret) { | |
797 | list_splice(data.terms, terms); | |
798 | free(data.terms); | |
799 | return 0; | |
800 | } | |
801 | ||
802 | parse_events__free_terms(data.terms); | |
803 | return ret; | |
804 | } | |
805 | ||
1d037ca1 IT |
806 | int parse_events(struct perf_evlist *evlist, const char *str, |
807 | int unset __maybe_unused) | |
ac20de6f ZY |
808 | { |
809 | struct parse_events_data__events data = { | |
810 | .list = LIST_HEAD_INIT(data.list), | |
811 | .idx = evlist->nr_entries, | |
812 | }; | |
813 | int ret; | |
bcd3279f | 814 | |
90e2b22d | 815 | ret = parse_events__scanner(str, &data, PE_START_EVENTS); |
89812fc8 | 816 | if (!ret) { |
46010ab2 JO |
817 | int entries = data.idx - evlist->nr_entries; |
818 | perf_evlist__splice_list_tail(evlist, &data.list, entries); | |
89812fc8 JO |
819 | return 0; |
820 | } | |
bcd3279f | 821 | |
5d7be90e JO |
822 | /* |
823 | * There are 2 users - builtin-record and builtin-test objects. | |
824 | * Both call perf_evlist__delete in case of error, so we dont | |
825 | * need to bother. | |
826 | */ | |
89812fc8 | 827 | fprintf(stderr, "invalid or unsupported event: '%s'\n", str); |
85df6f68 | 828 | fprintf(stderr, "Run 'perf list' for a list of valid events\n"); |
bcd3279f | 829 | return ret; |
8ad8db37 IM |
830 | } |
831 | ||
f120f9d5 | 832 | int parse_events_option(const struct option *opt, const char *str, |
1d037ca1 | 833 | int unset __maybe_unused) |
f120f9d5 JO |
834 | { |
835 | struct perf_evlist *evlist = *(struct perf_evlist **)opt->value; | |
836 | return parse_events(evlist, str, unset); | |
837 | } | |
838 | ||
361c99a6 | 839 | int parse_filter(const struct option *opt, const char *str, |
1d037ca1 | 840 | int unset __maybe_unused) |
c171b552 | 841 | { |
361c99a6 | 842 | struct perf_evlist *evlist = *(struct perf_evlist **)opt->value; |
69aad6f1 | 843 | struct perf_evsel *last = NULL; |
c171b552 | 844 | |
361c99a6 | 845 | if (evlist->nr_entries > 0) |
0c21f736 | 846 | last = perf_evlist__last(evlist); |
69aad6f1 ACM |
847 | |
848 | if (last == NULL || last->attr.type != PERF_TYPE_TRACEPOINT) { | |
c171b552 LZ |
849 | fprintf(stderr, |
850 | "-F option should follow a -e tracepoint option\n"); | |
851 | return -1; | |
852 | } | |
853 | ||
69aad6f1 ACM |
854 | last->filter = strdup(str); |
855 | if (last->filter == NULL) { | |
c171b552 LZ |
856 | fprintf(stderr, "not enough memory to hold filter string\n"); |
857 | return -1; | |
858 | } | |
c171b552 LZ |
859 | |
860 | return 0; | |
861 | } | |
862 | ||
86847b62 | 863 | static const char * const event_type_descriptors[] = { |
86847b62 TG |
864 | "Hardware event", |
865 | "Software event", | |
866 | "Tracepoint event", | |
867 | "Hardware cache event", | |
41bdcb23 LW |
868 | "Raw hardware event descriptor", |
869 | "Hardware breakpoint", | |
86847b62 TG |
870 | }; |
871 | ||
f6bdafef JB |
872 | /* |
873 | * Print the events from <debugfs_mount_point>/tracing/events | |
874 | */ | |
875 | ||
a3277d2d FW |
876 | void print_tracepoint_events(const char *subsys_glob, const char *event_glob, |
877 | bool name_only) | |
f6bdafef JB |
878 | { |
879 | DIR *sys_dir, *evt_dir; | |
880 | struct dirent *sys_next, *evt_next, sys_dirent, evt_dirent; | |
f6bdafef | 881 | char evt_path[MAXPATHLEN]; |
725b1368 | 882 | char dir_path[MAXPATHLEN]; |
f6bdafef | 883 | |
ebf294bf | 884 | if (debugfs_valid_mountpoint(tracing_events_path)) |
f6bdafef JB |
885 | return; |
886 | ||
ebf294bf | 887 | sys_dir = opendir(tracing_events_path); |
f6bdafef | 888 | if (!sys_dir) |
725b1368 | 889 | return; |
6b58e7f1 UD |
890 | |
891 | for_each_subsystem(sys_dir, sys_dirent, sys_next) { | |
668b8788 ACM |
892 | if (subsys_glob != NULL && |
893 | !strglobmatch(sys_dirent.d_name, subsys_glob)) | |
894 | continue; | |
725b1368 | 895 | |
ebf294bf | 896 | snprintf(dir_path, MAXPATHLEN, "%s/%s", tracing_events_path, |
725b1368 ED |
897 | sys_dirent.d_name); |
898 | evt_dir = opendir(dir_path); | |
899 | if (!evt_dir) | |
6b58e7f1 | 900 | continue; |
725b1368 | 901 | |
6b58e7f1 | 902 | for_each_event(sys_dirent, evt_dir, evt_dirent, evt_next) { |
668b8788 ACM |
903 | if (event_glob != NULL && |
904 | !strglobmatch(evt_dirent.d_name, event_glob)) | |
905 | continue; | |
906 | ||
a3277d2d FW |
907 | if (name_only) { |
908 | printf("%s:%s ", sys_dirent.d_name, evt_dirent.d_name); | |
909 | continue; | |
910 | } | |
911 | ||
f6bdafef JB |
912 | snprintf(evt_path, MAXPATHLEN, "%s:%s", |
913 | sys_dirent.d_name, evt_dirent.d_name); | |
947b4ad1 | 914 | printf(" %-50s [%s]\n", evt_path, |
41bdcb23 | 915 | event_type_descriptors[PERF_TYPE_TRACEPOINT]); |
f6bdafef JB |
916 | } |
917 | closedir(evt_dir); | |
918 | } | |
f6bdafef JB |
919 | closedir(sys_dir); |
920 | } | |
921 | ||
20c457b8 TR |
922 | /* |
923 | * Check whether event is in <debugfs_mount_point>/tracing/events | |
924 | */ | |
925 | ||
926 | int is_valid_tracepoint(const char *event_string) | |
927 | { | |
928 | DIR *sys_dir, *evt_dir; | |
929 | struct dirent *sys_next, *evt_next, sys_dirent, evt_dirent; | |
930 | char evt_path[MAXPATHLEN]; | |
931 | char dir_path[MAXPATHLEN]; | |
932 | ||
ebf294bf | 933 | if (debugfs_valid_mountpoint(tracing_events_path)) |
20c457b8 TR |
934 | return 0; |
935 | ||
ebf294bf | 936 | sys_dir = opendir(tracing_events_path); |
20c457b8 TR |
937 | if (!sys_dir) |
938 | return 0; | |
939 | ||
940 | for_each_subsystem(sys_dir, sys_dirent, sys_next) { | |
941 | ||
ebf294bf | 942 | snprintf(dir_path, MAXPATHLEN, "%s/%s", tracing_events_path, |
20c457b8 TR |
943 | sys_dirent.d_name); |
944 | evt_dir = opendir(dir_path); | |
945 | if (!evt_dir) | |
946 | continue; | |
947 | ||
948 | for_each_event(sys_dirent, evt_dir, evt_dirent, evt_next) { | |
949 | snprintf(evt_path, MAXPATHLEN, "%s:%s", | |
950 | sys_dirent.d_name, evt_dirent.d_name); | |
951 | if (!strcmp(evt_path, event_string)) { | |
952 | closedir(evt_dir); | |
953 | closedir(sys_dir); | |
954 | return 1; | |
955 | } | |
956 | } | |
957 | closedir(evt_dir); | |
958 | } | |
959 | closedir(sys_dir); | |
960 | return 0; | |
961 | } | |
962 | ||
1dc12760 JO |
963 | static void __print_events_type(u8 type, struct event_symbol *syms, |
964 | unsigned max) | |
668b8788 | 965 | { |
668b8788 | 966 | char name[64]; |
1dc12760 | 967 | unsigned i; |
668b8788 | 968 | |
1dc12760 | 969 | for (i = 0; i < max ; i++, syms++) { |
668b8788 ACM |
970 | if (strlen(syms->alias)) |
971 | snprintf(name, sizeof(name), "%s OR %s", | |
972 | syms->symbol, syms->alias); | |
973 | else | |
974 | snprintf(name, sizeof(name), "%s", syms->symbol); | |
975 | ||
947b4ad1 | 976 | printf(" %-50s [%s]\n", name, |
668b8788 ACM |
977 | event_type_descriptors[type]); |
978 | } | |
979 | } | |
980 | ||
1dc12760 JO |
981 | void print_events_type(u8 type) |
982 | { | |
983 | if (type == PERF_TYPE_SOFTWARE) | |
984 | __print_events_type(type, event_symbols_sw, PERF_COUNT_SW_MAX); | |
985 | else | |
986 | __print_events_type(type, event_symbols_hw, PERF_COUNT_HW_MAX); | |
987 | } | |
988 | ||
a3277d2d | 989 | int print_hwcache_events(const char *event_glob, bool name_only) |
668b8788 ACM |
990 | { |
991 | unsigned int type, op, i, printed = 0; | |
0b668bc9 | 992 | char name[64]; |
668b8788 ACM |
993 | |
994 | for (type = 0; type < PERF_COUNT_HW_CACHE_MAX; type++) { | |
995 | for (op = 0; op < PERF_COUNT_HW_CACHE_OP_MAX; op++) { | |
996 | /* skip invalid cache type */ | |
0b668bc9 | 997 | if (!perf_evsel__is_cache_op_valid(type, op)) |
668b8788 ACM |
998 | continue; |
999 | ||
1000 | for (i = 0; i < PERF_COUNT_HW_CACHE_RESULT_MAX; i++) { | |
0b668bc9 ACM |
1001 | __perf_evsel__hw_cache_type_op_res_name(type, op, i, |
1002 | name, sizeof(name)); | |
947b4ad1 | 1003 | if (event_glob != NULL && !strglobmatch(name, event_glob)) |
668b8788 ACM |
1004 | continue; |
1005 | ||
a3277d2d FW |
1006 | if (name_only) |
1007 | printf("%s ", name); | |
1008 | else | |
1009 | printf(" %-50s [%s]\n", name, | |
1010 | event_type_descriptors[PERF_TYPE_HW_CACHE]); | |
668b8788 ACM |
1011 | ++printed; |
1012 | } | |
1013 | } | |
1014 | } | |
1015 | ||
1016 | return printed; | |
1017 | } | |
1018 | ||
1dc12760 | 1019 | static void print_symbol_events(const char *event_glob, unsigned type, |
a3277d2d FW |
1020 | struct event_symbol *syms, unsigned max, |
1021 | bool name_only) | |
8ad8db37 | 1022 | { |
1dc12760 | 1023 | unsigned i, printed = 0; |
947b4ad1 | 1024 | char name[MAX_NAME_LEN]; |
8ad8db37 | 1025 | |
1dc12760 | 1026 | for (i = 0; i < max; i++, syms++) { |
668b8788 ACM |
1027 | |
1028 | if (event_glob != NULL && | |
1029 | !(strglobmatch(syms->symbol, event_glob) || | |
1030 | (syms->alias && strglobmatch(syms->alias, event_glob)))) | |
1031 | continue; | |
8ad8db37 | 1032 | |
a3277d2d FW |
1033 | if (name_only) { |
1034 | printf("%s ", syms->symbol); | |
1035 | continue; | |
1036 | } | |
1037 | ||
74d5b588 | 1038 | if (strlen(syms->alias)) |
947b4ad1 | 1039 | snprintf(name, MAX_NAME_LEN, "%s OR %s", syms->symbol, syms->alias); |
74d5b588 | 1040 | else |
947b4ad1 | 1041 | strncpy(name, syms->symbol, MAX_NAME_LEN); |
8ad8db37 | 1042 | |
1dc12760 JO |
1043 | printf(" %-50s [%s]\n", name, event_type_descriptors[type]); |
1044 | ||
1045 | printed++; | |
8ad8db37 IM |
1046 | } |
1047 | ||
1dc12760 | 1048 | if (printed) |
668b8788 | 1049 | printf("\n"); |
1dc12760 JO |
1050 | } |
1051 | ||
1052 | /* | |
1053 | * Print the help text for the event symbols: | |
1054 | */ | |
a3277d2d | 1055 | void print_events(const char *event_glob, bool name_only) |
1dc12760 | 1056 | { |
a3277d2d FW |
1057 | if (!name_only) { |
1058 | printf("\n"); | |
1059 | printf("List of pre-defined events (to be used in -e):\n"); | |
1060 | } | |
1dc12760 JO |
1061 | |
1062 | print_symbol_events(event_glob, PERF_TYPE_HARDWARE, | |
a3277d2d | 1063 | event_symbols_hw, PERF_COUNT_HW_MAX, name_only); |
1dc12760 JO |
1064 | |
1065 | print_symbol_events(event_glob, PERF_TYPE_SOFTWARE, | |
a3277d2d | 1066 | event_symbols_sw, PERF_COUNT_SW_MAX, name_only); |
1dc12760 | 1067 | |
a3277d2d | 1068 | print_hwcache_events(event_glob, name_only); |
668b8788 ACM |
1069 | |
1070 | if (event_glob != NULL) | |
1071 | return; | |
73c24cb8 | 1072 | |
a3277d2d FW |
1073 | if (!name_only) { |
1074 | printf("\n"); | |
1075 | printf(" %-50s [%s]\n", | |
1076 | "rNNN", | |
1077 | event_type_descriptors[PERF_TYPE_RAW]); | |
1078 | printf(" %-50s [%s]\n", | |
1079 | "cpu/t1=v1[,t2=v2,t3 ...]/modifier", | |
1080 | event_type_descriptors[PERF_TYPE_RAW]); | |
1081 | printf(" (see 'perf list --help' on how to encode it)\n"); | |
1082 | printf("\n"); | |
1083 | ||
1084 | printf(" %-50s [%s]\n", | |
1085 | "mem:<addr>[:access]", | |
41bdcb23 | 1086 | event_type_descriptors[PERF_TYPE_BREAKPOINT]); |
a3277d2d FW |
1087 | printf("\n"); |
1088 | } | |
1b290d67 | 1089 | |
a3277d2d | 1090 | print_tracepoint_events(NULL, NULL, name_only); |
8ad8db37 | 1091 | } |
8f707d84 JO |
1092 | |
1093 | int parse_events__is_hardcoded_term(struct parse_events__term *term) | |
1094 | { | |
16fa7e82 | 1095 | return term->type_term != PARSE_EVENTS__TERM_TYPE_USER; |
8f707d84 JO |
1096 | } |
1097 | ||
16fa7e82 JO |
1098 | static int new_term(struct parse_events__term **_term, int type_val, |
1099 | int type_term, char *config, | |
b527bab5 | 1100 | char *str, u64 num) |
8f707d84 JO |
1101 | { |
1102 | struct parse_events__term *term; | |
1103 | ||
1104 | term = zalloc(sizeof(*term)); | |
1105 | if (!term) | |
1106 | return -ENOMEM; | |
1107 | ||
1108 | INIT_LIST_HEAD(&term->list); | |
16fa7e82 JO |
1109 | term->type_val = type_val; |
1110 | term->type_term = type_term; | |
8f707d84 JO |
1111 | term->config = config; |
1112 | ||
16fa7e82 | 1113 | switch (type_val) { |
8f707d84 JO |
1114 | case PARSE_EVENTS__TERM_TYPE_NUM: |
1115 | term->val.num = num; | |
1116 | break; | |
1117 | case PARSE_EVENTS__TERM_TYPE_STR: | |
1118 | term->val.str = str; | |
1119 | break; | |
1120 | default: | |
1121 | return -EINVAL; | |
1122 | } | |
1123 | ||
1124 | *_term = term; | |
1125 | return 0; | |
1126 | } | |
1127 | ||
16fa7e82 | 1128 | int parse_events__term_num(struct parse_events__term **term, |
b527bab5 | 1129 | int type_term, char *config, u64 num) |
16fa7e82 JO |
1130 | { |
1131 | return new_term(term, PARSE_EVENTS__TERM_TYPE_NUM, type_term, | |
1132 | config, NULL, num); | |
1133 | } | |
1134 | ||
1135 | int parse_events__term_str(struct parse_events__term **term, | |
1136 | int type_term, char *config, char *str) | |
1137 | { | |
1138 | return new_term(term, PARSE_EVENTS__TERM_TYPE_STR, type_term, | |
1139 | config, str, 0); | |
1140 | } | |
1141 | ||
a6146d50 ZY |
1142 | int parse_events__term_clone(struct parse_events__term **new, |
1143 | struct parse_events__term *term) | |
1144 | { | |
1145 | return new_term(new, term->type_val, term->type_term, term->config, | |
1146 | term->val.str, term->val.num); | |
1147 | } | |
1148 | ||
8f707d84 JO |
1149 | void parse_events__free_terms(struct list_head *terms) |
1150 | { | |
1151 | struct parse_events__term *term, *h; | |
1152 | ||
1153 | list_for_each_entry_safe(term, h, terms, list) | |
1154 | free(term); | |
1155 | ||
1156 | free(terms); | |
1157 | } |