Commit | Line | Data |
---|---|---|
ac20de6f | 1 | %pure-parser |
46010ab2 | 2 | %parse-param {void *_data} |
ac20de6f ZY |
3 | %parse-param {void *scanner} |
4 | %lex-param {void* scanner} | |
6297d423 | 5 | %locations |
89812fc8 JO |
6 | |
7 | %{ | |
8 | ||
9 | #define YYDEBUG 1 | |
10 | ||
11 | #include <linux/compiler.h> | |
12 | #include <linux/list.h> | |
d944c4ee | 13 | #include <linux/types.h> |
89812fc8 JO |
14 | #include "util.h" |
15 | #include "parse-events.h" | |
ac20de6f | 16 | #include "parse-events-bison.h" |
89812fc8 | 17 | |
89812fc8 JO |
18 | #define ABORT_ON(val) \ |
19 | do { \ | |
20 | if (val) \ | |
21 | YYABORT; \ | |
22 | } while (0) | |
23 | ||
c5cd8ac0 DA |
24 | #define ALLOC_LIST(list) \ |
25 | do { \ | |
26 | list = malloc(sizeof(*list)); \ | |
27 | ABORT_ON(!list); \ | |
28 | INIT_LIST_HEAD(list); \ | |
29 | } while (0) | |
30 | ||
97f63e4a NK |
31 | static inc_group_count(struct list_head *list, |
32 | struct parse_events_evlist *data) | |
33 | { | |
34 | /* Count groups only have more than 1 members */ | |
35 | if (!list_is_last(list->next, list)) | |
36 | data->nr_groups++; | |
37 | } | |
38 | ||
89812fc8 JO |
39 | %} |
40 | ||
90e2b22d | 41 | %token PE_START_EVENTS PE_START_TERMS |
cf3506dc | 42 | %token PE_VALUE PE_VALUE_SYM_HW PE_VALUE_SYM_SW PE_RAW PE_TERM |
ac2ba9f3 | 43 | %token PE_EVENT_NAME |
89812fc8 JO |
44 | %token PE_NAME |
45 | %token PE_MODIFIER_EVENT PE_MODIFIER_BP | |
46 | %token PE_NAME_CACHE_TYPE PE_NAME_CACHE_OP_RESULT | |
89efb029 | 47 | %token PE_PREFIX_MEM PE_PREFIX_RAW PE_PREFIX_GROUP |
89812fc8 | 48 | %token PE_ERROR |
ba32a451 | 49 | %token PE_PMU_EVENT_PRE PE_PMU_EVENT_SUF PE_KERNEL_PMU_EVENT |
89812fc8 | 50 | %type <num> PE_VALUE |
cf3506dc JO |
51 | %type <num> PE_VALUE_SYM_HW |
52 | %type <num> PE_VALUE_SYM_SW | |
89812fc8 | 53 | %type <num> PE_RAW |
8f707d84 | 54 | %type <num> PE_TERM |
89812fc8 JO |
55 | %type <str> PE_NAME |
56 | %type <str> PE_NAME_CACHE_TYPE | |
57 | %type <str> PE_NAME_CACHE_OP_RESULT | |
58 | %type <str> PE_MODIFIER_EVENT | |
59 | %type <str> PE_MODIFIER_BP | |
ac2ba9f3 | 60 | %type <str> PE_EVENT_NAME |
ba32a451 | 61 | %type <str> PE_PMU_EVENT_PRE PE_PMU_EVENT_SUF PE_KERNEL_PMU_EVENT |
cf3506dc | 62 | %type <num> value_sym |
8f707d84 JO |
63 | %type <head> event_config |
64 | %type <term> event_term | |
b847cbdc JO |
65 | %type <head> event_pmu |
66 | %type <head> event_legacy_symbol | |
67 | %type <head> event_legacy_cache | |
68 | %type <head> event_legacy_mem | |
69 | %type <head> event_legacy_tracepoint | |
70 | %type <head> event_legacy_numeric | |
71 | %type <head> event_legacy_raw | |
72 | %type <head> event_def | |
ac2ba9f3 RR |
73 | %type <head> event_mod |
74 | %type <head> event_name | |
89efb029 JO |
75 | %type <head> event |
76 | %type <head> events | |
77 | %type <head> group_def | |
78 | %type <head> group | |
79 | %type <head> groups | |
89812fc8 JO |
80 | |
81 | %union | |
82 | { | |
83 | char *str; | |
b527bab5 | 84 | u64 num; |
8f707d84 | 85 | struct list_head *head; |
6cee6cd3 | 86 | struct parse_events_term *term; |
89812fc8 JO |
87 | } |
88 | %% | |
89 | ||
90e2b22d | 90 | start: |
89efb029 | 91 | PE_START_EVENTS start_events |
90e2b22d | 92 | | |
89efb029 JO |
93 | PE_START_TERMS start_terms |
94 | ||
95 | start_events: groups | |
96 | { | |
23b6339b | 97 | struct parse_events_evlist *data = _data; |
89efb029 JO |
98 | |
99 | parse_events_update_lists($1, &data->list); | |
100 | } | |
101 | ||
102 | groups: | |
103 | groups ',' group | |
104 | { | |
105 | struct list_head *list = $1; | |
106 | struct list_head *group = $3; | |
107 | ||
108 | parse_events_update_lists(group, list); | |
109 | $$ = list; | |
110 | } | |
111 | | | |
112 | groups ',' event | |
113 | { | |
114 | struct list_head *list = $1; | |
115 | struct list_head *event = $3; | |
116 | ||
117 | parse_events_update_lists(event, list); | |
118 | $$ = list; | |
119 | } | |
120 | | | |
121 | group | |
122 | | | |
123 | event | |
124 | ||
125 | group: | |
126 | group_def ':' PE_MODIFIER_EVENT | |
127 | { | |
128 | struct list_head *list = $1; | |
129 | ||
130 | ABORT_ON(parse_events__modifier_group(list, $3)); | |
131 | $$ = list; | |
132 | } | |
133 | | | |
134 | group_def | |
135 | ||
136 | group_def: | |
137 | PE_NAME '{' events '}' | |
138 | { | |
139 | struct list_head *list = $3; | |
140 | ||
97f63e4a | 141 | inc_group_count(list, _data); |
63dab225 | 142 | parse_events__set_leader($1, list); |
89efb029 JO |
143 | $$ = list; |
144 | } | |
145 | | | |
146 | '{' events '}' | |
147 | { | |
148 | struct list_head *list = $2; | |
149 | ||
97f63e4a | 150 | inc_group_count(list, _data); |
63dab225 | 151 | parse_events__set_leader(NULL, list); |
89efb029 JO |
152 | $$ = list; |
153 | } | |
90e2b22d | 154 | |
89812fc8 | 155 | events: |
89efb029 JO |
156 | events ',' event |
157 | { | |
158 | struct list_head *event = $3; | |
159 | struct list_head *list = $1; | |
160 | ||
161 | parse_events_update_lists(event, list); | |
162 | $$ = list; | |
163 | } | |
164 | | | |
165 | event | |
89812fc8 | 166 | |
ac2ba9f3 RR |
167 | event: event_mod |
168 | ||
169 | event_mod: | |
170 | event_name PE_MODIFIER_EVENT | |
89812fc8 | 171 | { |
89efb029 | 172 | struct list_head *list = $1; |
46010ab2 | 173 | |
5d7be90e JO |
174 | /* |
175 | * Apply modifier on all events added by single event definition | |
176 | * (there could be more events added for multiple tracepoint | |
177 | * definitions via '*?'. | |
178 | */ | |
f5b1135b | 179 | ABORT_ON(parse_events__modifier_event(list, $2, false)); |
89efb029 | 180 | $$ = list; |
89812fc8 JO |
181 | } |
182 | | | |
ac2ba9f3 RR |
183 | event_name |
184 | ||
185 | event_name: | |
186 | PE_EVENT_NAME event_def | |
187 | { | |
188 | ABORT_ON(parse_events_name($2, $1)); | |
189 | free($1); | |
190 | $$ = $2; | |
191 | } | |
192 | | | |
89812fc8 JO |
193 | event_def |
194 | ||
5f537a26 JO |
195 | event_def: event_pmu | |
196 | event_legacy_symbol | | |
89812fc8 JO |
197 | event_legacy_cache sep_dc | |
198 | event_legacy_mem | | |
199 | event_legacy_tracepoint sep_dc | | |
200 | event_legacy_numeric sep_dc | | |
201 | event_legacy_raw sep_dc | |
202 | ||
5f537a26 JO |
203 | event_pmu: |
204 | PE_NAME '/' event_config '/' | |
205 | { | |
23b6339b | 206 | struct parse_events_evlist *data = _data; |
c5cd8ac0 | 207 | struct list_head *list; |
b847cbdc | 208 | |
c5cd8ac0 | 209 | ALLOC_LIST(list); |
36adec85 | 210 | ABORT_ON(parse_events_add_pmu(data, list, $1, $3)); |
5f537a26 | 211 | parse_events__free_terms($3); |
b847cbdc | 212 | $$ = list; |
5f537a26 | 213 | } |
ad962273 AH |
214 | | |
215 | PE_NAME '/' '/' | |
216 | { | |
217 | struct parse_events_evlist *data = _data; | |
218 | struct list_head *list; | |
219 | ||
220 | ALLOC_LIST(list); | |
36adec85 | 221 | ABORT_ON(parse_events_add_pmu(data, list, $1, NULL)); |
ad962273 AH |
222 | $$ = list; |
223 | } | |
ba32a451 KL |
224 | | |
225 | PE_KERNEL_PMU_EVENT sep_dc | |
226 | { | |
227 | struct parse_events_evlist *data = _data; | |
228 | struct list_head *head; | |
229 | struct parse_events_term *term; | |
230 | struct list_head *list; | |
231 | ||
232 | ALLOC_LIST(head); | |
233 | ABORT_ON(parse_events_term__num(&term, PARSE_EVENTS__TERM_TYPE_USER, | |
cecf3a2e | 234 | $1, 1, &@1, NULL)); |
ba32a451 KL |
235 | list_add_tail(&term->list, head); |
236 | ||
237 | ALLOC_LIST(list); | |
36adec85 | 238 | ABORT_ON(parse_events_add_pmu(data, list, "cpu", head)); |
ba32a451 KL |
239 | parse_events__free_terms(head); |
240 | $$ = list; | |
241 | } | |
242 | | | |
243 | PE_PMU_EVENT_PRE '-' PE_PMU_EVENT_SUF sep_dc | |
244 | { | |
245 | struct parse_events_evlist *data = _data; | |
246 | struct list_head *head; | |
247 | struct parse_events_term *term; | |
248 | struct list_head *list; | |
249 | char pmu_name[128]; | |
250 | snprintf(&pmu_name, 128, "%s-%s", $1, $3); | |
251 | ||
252 | ALLOC_LIST(head); | |
253 | ABORT_ON(parse_events_term__num(&term, PARSE_EVENTS__TERM_TYPE_USER, | |
cecf3a2e | 254 | &pmu_name, 1, &@1, NULL)); |
ba32a451 KL |
255 | list_add_tail(&term->list, head); |
256 | ||
257 | ALLOC_LIST(list); | |
258 | ABORT_ON(parse_events_add_pmu(list, &data->idx, "cpu", head)); | |
259 | parse_events__free_terms(head); | |
260 | $$ = list; | |
261 | } | |
5f537a26 | 262 | |
cf3506dc JO |
263 | value_sym: |
264 | PE_VALUE_SYM_HW | |
265 | | | |
266 | PE_VALUE_SYM_SW | |
267 | ||
89812fc8 | 268 | event_legacy_symbol: |
cf3506dc | 269 | value_sym '/' event_config '/' |
89812fc8 | 270 | { |
23b6339b | 271 | struct parse_events_evlist *data = _data; |
c5cd8ac0 | 272 | struct list_head *list; |
89812fc8 JO |
273 | int type = $1 >> 16; |
274 | int config = $1 & 255; | |
275 | ||
c5cd8ac0 | 276 | ALLOC_LIST(list); |
87d650be | 277 | ABORT_ON(parse_events_add_numeric(data, list, type, config, $3)); |
8f707d84 | 278 | parse_events__free_terms($3); |
b847cbdc | 279 | $$ = list; |
8f707d84 JO |
280 | } |
281 | | | |
cf3506dc | 282 | value_sym sep_slash_dc |
8f707d84 | 283 | { |
23b6339b | 284 | struct parse_events_evlist *data = _data; |
c5cd8ac0 | 285 | struct list_head *list; |
8f707d84 JO |
286 | int type = $1 >> 16; |
287 | int config = $1 & 255; | |
288 | ||
c5cd8ac0 | 289 | ALLOC_LIST(list); |
87d650be | 290 | ABORT_ON(parse_events_add_numeric(data, list, type, config, NULL)); |
b847cbdc | 291 | $$ = list; |
89812fc8 JO |
292 | } |
293 | ||
294 | event_legacy_cache: | |
295 | PE_NAME_CACHE_TYPE '-' PE_NAME_CACHE_OP_RESULT '-' PE_NAME_CACHE_OP_RESULT | |
296 | { | |
23b6339b | 297 | struct parse_events_evlist *data = _data; |
c5cd8ac0 | 298 | struct list_head *list; |
b847cbdc | 299 | |
c5cd8ac0 DA |
300 | ALLOC_LIST(list); |
301 | ABORT_ON(parse_events_add_cache(list, &data->idx, $1, $3, $5)); | |
b847cbdc | 302 | $$ = list; |
89812fc8 JO |
303 | } |
304 | | | |
305 | PE_NAME_CACHE_TYPE '-' PE_NAME_CACHE_OP_RESULT | |
306 | { | |
23b6339b | 307 | struct parse_events_evlist *data = _data; |
c5cd8ac0 | 308 | struct list_head *list; |
b847cbdc | 309 | |
c5cd8ac0 DA |
310 | ALLOC_LIST(list); |
311 | ABORT_ON(parse_events_add_cache(list, &data->idx, $1, $3, NULL)); | |
b847cbdc | 312 | $$ = list; |
89812fc8 JO |
313 | } |
314 | | | |
315 | PE_NAME_CACHE_TYPE | |
316 | { | |
23b6339b | 317 | struct parse_events_evlist *data = _data; |
c5cd8ac0 | 318 | struct list_head *list; |
b847cbdc | 319 | |
c5cd8ac0 DA |
320 | ALLOC_LIST(list); |
321 | ABORT_ON(parse_events_add_cache(list, &data->idx, $1, NULL, NULL)); | |
b847cbdc | 322 | $$ = list; |
89812fc8 JO |
323 | } |
324 | ||
325 | event_legacy_mem: | |
3741eb9f JS |
326 | PE_PREFIX_MEM PE_VALUE '/' PE_VALUE ':' PE_MODIFIER_BP sep_dc |
327 | { | |
328 | struct parse_events_evlist *data = _data; | |
329 | struct list_head *list; | |
330 | ||
331 | ALLOC_LIST(list); | |
332 | ABORT_ON(parse_events_add_breakpoint(list, &data->idx, | |
333 | (void *) $2, $6, $4)); | |
334 | $$ = list; | |
335 | } | |
336 | | | |
337 | PE_PREFIX_MEM PE_VALUE '/' PE_VALUE sep_dc | |
338 | { | |
339 | struct parse_events_evlist *data = _data; | |
340 | struct list_head *list; | |
341 | ||
342 | ALLOC_LIST(list); | |
343 | ABORT_ON(parse_events_add_breakpoint(list, &data->idx, | |
344 | (void *) $2, NULL, $4)); | |
345 | $$ = list; | |
346 | } | |
347 | | | |
89812fc8 JO |
348 | PE_PREFIX_MEM PE_VALUE ':' PE_MODIFIER_BP sep_dc |
349 | { | |
23b6339b | 350 | struct parse_events_evlist *data = _data; |
c5cd8ac0 | 351 | struct list_head *list; |
b847cbdc | 352 | |
c5cd8ac0 DA |
353 | ALLOC_LIST(list); |
354 | ABORT_ON(parse_events_add_breakpoint(list, &data->idx, | |
3741eb9f | 355 | (void *) $2, $4, 0)); |
b847cbdc | 356 | $$ = list; |
89812fc8 JO |
357 | } |
358 | | | |
359 | PE_PREFIX_MEM PE_VALUE sep_dc | |
360 | { | |
23b6339b | 361 | struct parse_events_evlist *data = _data; |
c5cd8ac0 | 362 | struct list_head *list; |
b847cbdc | 363 | |
c5cd8ac0 DA |
364 | ALLOC_LIST(list); |
365 | ABORT_ON(parse_events_add_breakpoint(list, &data->idx, | |
3741eb9f | 366 | (void *) $2, NULL, 0)); |
b847cbdc | 367 | $$ = list; |
89812fc8 JO |
368 | } |
369 | ||
370 | event_legacy_tracepoint: | |
2b9032e0 AY |
371 | PE_NAME '-' PE_NAME ':' PE_NAME |
372 | { | |
373 | struct parse_events_evlist *data = _data; | |
374 | struct list_head *list; | |
375 | char sys_name[128]; | |
376 | snprintf(&sys_name, 128, "%s-%s", $1, $3); | |
377 | ||
378 | ALLOC_LIST(list); | |
379 | ABORT_ON(parse_events_add_tracepoint(list, &data->idx, &sys_name, $5)); | |
380 | $$ = list; | |
381 | } | |
382 | | | |
89812fc8 JO |
383 | PE_NAME ':' PE_NAME |
384 | { | |
23b6339b | 385 | struct parse_events_evlist *data = _data; |
c5cd8ac0 | 386 | struct list_head *list; |
b847cbdc | 387 | |
c5cd8ac0 | 388 | ALLOC_LIST(list); |
492d9774 JO |
389 | if (parse_events_add_tracepoint(list, &data->idx, $1, $3)) { |
390 | struct parse_events_error *error = data->error; | |
391 | ||
a6ced2be AH |
392 | if (error) { |
393 | error->idx = @1.first_column; | |
394 | error->str = strdup("unknown tracepoint"); | |
395 | } | |
492d9774 JO |
396 | return -1; |
397 | } | |
b847cbdc | 398 | $$ = list; |
89812fc8 JO |
399 | } |
400 | ||
401 | event_legacy_numeric: | |
402 | PE_VALUE ':' PE_VALUE | |
403 | { | |
23b6339b | 404 | struct parse_events_evlist *data = _data; |
c5cd8ac0 | 405 | struct list_head *list; |
b847cbdc | 406 | |
c5cd8ac0 | 407 | ALLOC_LIST(list); |
87d650be | 408 | ABORT_ON(parse_events_add_numeric(data, list, (u32)$1, $3, NULL)); |
b847cbdc | 409 | $$ = list; |
89812fc8 JO |
410 | } |
411 | ||
412 | event_legacy_raw: | |
413 | PE_RAW | |
414 | { | |
23b6339b | 415 | struct parse_events_evlist *data = _data; |
c5cd8ac0 | 416 | struct list_head *list; |
b847cbdc | 417 | |
c5cd8ac0 | 418 | ALLOC_LIST(list); |
87d650be | 419 | ABORT_ON(parse_events_add_numeric(data, list, PERF_TYPE_RAW, $1, NULL)); |
b847cbdc | 420 | $$ = list; |
8f707d84 JO |
421 | } |
422 | ||
89efb029 | 423 | start_terms: event_config |
90e2b22d | 424 | { |
23b6339b | 425 | struct parse_events_terms *data = _data; |
90e2b22d JO |
426 | data->terms = $1; |
427 | } | |
428 | ||
8f707d84 JO |
429 | event_config: |
430 | event_config ',' event_term | |
431 | { | |
432 | struct list_head *head = $1; | |
6cee6cd3 | 433 | struct parse_events_term *term = $3; |
8f707d84 JO |
434 | |
435 | ABORT_ON(!head); | |
436 | list_add_tail(&term->list, head); | |
437 | $$ = $1; | |
438 | } | |
439 | | | |
440 | event_term | |
441 | { | |
442 | struct list_head *head = malloc(sizeof(*head)); | |
6cee6cd3 | 443 | struct parse_events_term *term = $1; |
8f707d84 JO |
444 | |
445 | ABORT_ON(!head); | |
446 | INIT_LIST_HEAD(head); | |
447 | list_add_tail(&term->list, head); | |
448 | $$ = head; | |
449 | } | |
450 | ||
451 | event_term: | |
452 | PE_NAME '=' PE_NAME | |
453 | { | |
6cee6cd3 | 454 | struct parse_events_term *term; |
8f707d84 | 455 | |
6cee6cd3 | 456 | ABORT_ON(parse_events_term__str(&term, PARSE_EVENTS__TERM_TYPE_USER, |
cecf3a2e | 457 | $1, $3, &@1, &@3)); |
8f707d84 JO |
458 | $$ = term; |
459 | } | |
460 | | | |
461 | PE_NAME '=' PE_VALUE | |
462 | { | |
6cee6cd3 | 463 | struct parse_events_term *term; |
8f707d84 | 464 | |
6cee6cd3 | 465 | ABORT_ON(parse_events_term__num(&term, PARSE_EVENTS__TERM_TYPE_USER, |
cecf3a2e | 466 | $1, $3, &@1, &@3)); |
8f707d84 JO |
467 | $$ = term; |
468 | } | |
469 | | | |
1d33d6dc JO |
470 | PE_NAME '=' PE_VALUE_SYM_HW |
471 | { | |
6cee6cd3 | 472 | struct parse_events_term *term; |
1d33d6dc JO |
473 | int config = $3 & 255; |
474 | ||
6cee6cd3 | 475 | ABORT_ON(parse_events_term__sym_hw(&term, $1, config)); |
1d33d6dc JO |
476 | $$ = term; |
477 | } | |
478 | | | |
8f707d84 JO |
479 | PE_NAME |
480 | { | |
6cee6cd3 | 481 | struct parse_events_term *term; |
8f707d84 | 482 | |
6cee6cd3 | 483 | ABORT_ON(parse_events_term__num(&term, PARSE_EVENTS__TERM_TYPE_USER, |
cecf3a2e | 484 | $1, 1, &@1, NULL)); |
8f707d84 JO |
485 | $$ = term; |
486 | } | |
487 | | | |
1d33d6dc JO |
488 | PE_VALUE_SYM_HW |
489 | { | |
6cee6cd3 | 490 | struct parse_events_term *term; |
1d33d6dc JO |
491 | int config = $1 & 255; |
492 | ||
6cee6cd3 | 493 | ABORT_ON(parse_events_term__sym_hw(&term, NULL, config)); |
1d33d6dc JO |
494 | $$ = term; |
495 | } | |
496 | | | |
6b5fc39b JO |
497 | PE_TERM '=' PE_NAME |
498 | { | |
6cee6cd3 | 499 | struct parse_events_term *term; |
6b5fc39b | 500 | |
cecf3a2e | 501 | ABORT_ON(parse_events_term__str(&term, (int)$1, NULL, $3, &@1, &@3)); |
6b5fc39b JO |
502 | $$ = term; |
503 | } | |
504 | | | |
8f707d84 JO |
505 | PE_TERM '=' PE_VALUE |
506 | { | |
6cee6cd3 | 507 | struct parse_events_term *term; |
8f707d84 | 508 | |
cecf3a2e | 509 | ABORT_ON(parse_events_term__num(&term, (int)$1, NULL, $3, &@1, &@3)); |
8f707d84 JO |
510 | $$ = term; |
511 | } | |
512 | | | |
513 | PE_TERM | |
514 | { | |
6cee6cd3 | 515 | struct parse_events_term *term; |
8f707d84 | 516 | |
cecf3a2e | 517 | ABORT_ON(parse_events_term__num(&term, (int)$1, NULL, 1, &@1, NULL)); |
8f707d84 | 518 | $$ = term; |
89812fc8 JO |
519 | } |
520 | ||
521 | sep_dc: ':' | | |
522 | ||
8f707d84 JO |
523 | sep_slash_dc: '/' | ':' | |
524 | ||
89812fc8 JO |
525 | %% |
526 | ||
6297d423 JO |
527 | void parse_events_error(YYLTYPE *loc, void *data, |
528 | void *scanner __maybe_unused, | |
1d037ca1 | 529 | char const *msg __maybe_unused) |
89812fc8 | 530 | { |
6297d423 | 531 | parse_events_evlist_error(data, loc->last_column, "parser error"); |
89812fc8 | 532 | } |