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Commit | Line | Data |
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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 DA |
209 | ALLOC_LIST(list); |
210 | ABORT_ON(parse_events_add_pmu(list, &data->idx, $1, $3)); | |
5f537a26 | 211 | parse_events__free_terms($3); |
b847cbdc | 212 | $$ = list; |
5f537a26 | 213 | } |
ad962273 AH |
214 | | |
215 | PE_NAME '/' '/' | |
216 | { | |
217 | struct parse_events_evlist *data = _data; | |
218 | struct list_head *list; | |
219 | ||
220 | ALLOC_LIST(list); | |
221 | ABORT_ON(parse_events_add_pmu(list, &data->idx, $1, NULL)); | |
222 | $$ = 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, | |
234 | $1, 1)); | |
235 | list_add_tail(&term->list, head); | |
236 | ||
237 | ALLOC_LIST(list); | |
238 | ABORT_ON(parse_events_add_pmu(list, &data->idx, "cpu", head)); | |
239 | parse_events__free_terms(head); | |
240 | $$ = list; | |
241 | } | |
242 | | | |
243 | PE_PMU_EVENT_PRE '-' PE_PMU_EVENT_SUF sep_dc | |
244 | { | |
245 | struct parse_events_evlist *data = _data; | |
246 | struct list_head *head; | |
247 | struct parse_events_term *term; | |
248 | struct list_head *list; | |
249 | char pmu_name[128]; | |
250 | snprintf(&pmu_name, 128, "%s-%s", $1, $3); | |
251 | ||
252 | ALLOC_LIST(head); | |
253 | ABORT_ON(parse_events_term__num(&term, PARSE_EVENTS__TERM_TYPE_USER, | |
254 | &pmu_name, 1)); | |
255 | list_add_tail(&term->list, head); | |
256 | ||
257 | ALLOC_LIST(list); | |
258 | ABORT_ON(parse_events_add_pmu(list, &data->idx, "cpu", head)); | |
259 | parse_events__free_terms(head); | |
260 | $$ = 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 DA |
276 | ALLOC_LIST(list); |
277 | ABORT_ON(parse_events_add_numeric(list, &data->idx, | |
46010ab2 | 278 | type, config, $3)); |
8f707d84 | 279 | parse_events__free_terms($3); |
b847cbdc | 280 | $$ = list; |
8f707d84 JO |
281 | } |
282 | | | |
cf3506dc | 283 | value_sym sep_slash_dc |
8f707d84 | 284 | { |
23b6339b | 285 | struct parse_events_evlist *data = _data; |
c5cd8ac0 | 286 | struct list_head *list; |
8f707d84 JO |
287 | int type = $1 >> 16; |
288 | int config = $1 & 255; | |
289 | ||
c5cd8ac0 DA |
290 | ALLOC_LIST(list); |
291 | ABORT_ON(parse_events_add_numeric(list, &data->idx, | |
46010ab2 | 292 | type, config, NULL)); |
b847cbdc | 293 | $$ = list; |
89812fc8 JO |
294 | } |
295 | ||
296 | event_legacy_cache: | |
297 | PE_NAME_CACHE_TYPE '-' PE_NAME_CACHE_OP_RESULT '-' PE_NAME_CACHE_OP_RESULT | |
298 | { | |
23b6339b | 299 | struct parse_events_evlist *data = _data; |
c5cd8ac0 | 300 | struct list_head *list; |
b847cbdc | 301 | |
c5cd8ac0 DA |
302 | ALLOC_LIST(list); |
303 | ABORT_ON(parse_events_add_cache(list, &data->idx, $1, $3, $5)); | |
b847cbdc | 304 | $$ = list; |
89812fc8 JO |
305 | } |
306 | | | |
307 | PE_NAME_CACHE_TYPE '-' PE_NAME_CACHE_OP_RESULT | |
308 | { | |
23b6339b | 309 | struct parse_events_evlist *data = _data; |
c5cd8ac0 | 310 | struct list_head *list; |
b847cbdc | 311 | |
c5cd8ac0 DA |
312 | ALLOC_LIST(list); |
313 | ABORT_ON(parse_events_add_cache(list, &data->idx, $1, $3, NULL)); | |
b847cbdc | 314 | $$ = list; |
89812fc8 JO |
315 | } |
316 | | | |
317 | PE_NAME_CACHE_TYPE | |
318 | { | |
23b6339b | 319 | struct parse_events_evlist *data = _data; |
c5cd8ac0 | 320 | struct list_head *list; |
b847cbdc | 321 | |
c5cd8ac0 DA |
322 | ALLOC_LIST(list); |
323 | ABORT_ON(parse_events_add_cache(list, &data->idx, $1, NULL, NULL)); | |
b847cbdc | 324 | $$ = list; |
89812fc8 JO |
325 | } |
326 | ||
327 | event_legacy_mem: | |
3741eb9f JS |
328 | PE_PREFIX_MEM PE_VALUE '/' PE_VALUE ':' PE_MODIFIER_BP sep_dc |
329 | { | |
330 | struct parse_events_evlist *data = _data; | |
331 | struct list_head *list; | |
332 | ||
333 | ALLOC_LIST(list); | |
334 | ABORT_ON(parse_events_add_breakpoint(list, &data->idx, | |
335 | (void *) $2, $6, $4)); | |
336 | $$ = list; | |
337 | } | |
338 | | | |
339 | PE_PREFIX_MEM PE_VALUE '/' PE_VALUE sep_dc | |
340 | { | |
341 | struct parse_events_evlist *data = _data; | |
342 | struct list_head *list; | |
343 | ||
344 | ALLOC_LIST(list); | |
345 | ABORT_ON(parse_events_add_breakpoint(list, &data->idx, | |
346 | (void *) $2, NULL, $4)); | |
347 | $$ = list; | |
348 | } | |
349 | | | |
89812fc8 JO |
350 | PE_PREFIX_MEM PE_VALUE ':' PE_MODIFIER_BP sep_dc |
351 | { | |
23b6339b | 352 | struct parse_events_evlist *data = _data; |
c5cd8ac0 | 353 | struct list_head *list; |
b847cbdc | 354 | |
c5cd8ac0 DA |
355 | ALLOC_LIST(list); |
356 | ABORT_ON(parse_events_add_breakpoint(list, &data->idx, | |
3741eb9f | 357 | (void *) $2, $4, 0)); |
b847cbdc | 358 | $$ = list; |
89812fc8 JO |
359 | } |
360 | | | |
361 | PE_PREFIX_MEM PE_VALUE sep_dc | |
362 | { | |
23b6339b | 363 | struct parse_events_evlist *data = _data; |
c5cd8ac0 | 364 | struct list_head *list; |
b847cbdc | 365 | |
c5cd8ac0 DA |
366 | ALLOC_LIST(list); |
367 | ABORT_ON(parse_events_add_breakpoint(list, &data->idx, | |
3741eb9f | 368 | (void *) $2, NULL, 0)); |
b847cbdc | 369 | $$ = list; |
89812fc8 JO |
370 | } |
371 | ||
372 | event_legacy_tracepoint: | |
2b9032e0 AY |
373 | PE_NAME '-' PE_NAME ':' PE_NAME |
374 | { | |
375 | struct parse_events_evlist *data = _data; | |
376 | struct list_head *list; | |
377 | char sys_name[128]; | |
378 | snprintf(&sys_name, 128, "%s-%s", $1, $3); | |
379 | ||
380 | ALLOC_LIST(list); | |
381 | ABORT_ON(parse_events_add_tracepoint(list, &data->idx, &sys_name, $5)); | |
382 | $$ = list; | |
383 | } | |
384 | | | |
89812fc8 JO |
385 | PE_NAME ':' PE_NAME |
386 | { | |
23b6339b | 387 | struct parse_events_evlist *data = _data; |
c5cd8ac0 | 388 | struct list_head *list; |
b847cbdc | 389 | |
c5cd8ac0 DA |
390 | ALLOC_LIST(list); |
391 | ABORT_ON(parse_events_add_tracepoint(list, &data->idx, $1, $3)); | |
b847cbdc | 392 | $$ = list; |
89812fc8 JO |
393 | } |
394 | ||
395 | event_legacy_numeric: | |
396 | PE_VALUE ':' PE_VALUE | |
397 | { | |
23b6339b | 398 | struct parse_events_evlist *data = _data; |
c5cd8ac0 | 399 | struct list_head *list; |
b847cbdc | 400 | |
c5cd8ac0 DA |
401 | ALLOC_LIST(list); |
402 | ABORT_ON(parse_events_add_numeric(list, &data->idx, (u32)$1, $3, NULL)); | |
b847cbdc | 403 | $$ = list; |
89812fc8 JO |
404 | } |
405 | ||
406 | event_legacy_raw: | |
407 | PE_RAW | |
408 | { | |
23b6339b | 409 | struct parse_events_evlist *data = _data; |
c5cd8ac0 | 410 | struct list_head *list; |
b847cbdc | 411 | |
c5cd8ac0 DA |
412 | ALLOC_LIST(list); |
413 | ABORT_ON(parse_events_add_numeric(list, &data->idx, | |
46010ab2 | 414 | PERF_TYPE_RAW, $1, NULL)); |
b847cbdc | 415 | $$ = list; |
8f707d84 JO |
416 | } |
417 | ||
89efb029 | 418 | start_terms: event_config |
90e2b22d | 419 | { |
23b6339b | 420 | struct parse_events_terms *data = _data; |
90e2b22d JO |
421 | data->terms = $1; |
422 | } | |
423 | ||
8f707d84 JO |
424 | event_config: |
425 | event_config ',' event_term | |
426 | { | |
427 | struct list_head *head = $1; | |
6cee6cd3 | 428 | struct parse_events_term *term = $3; |
8f707d84 JO |
429 | |
430 | ABORT_ON(!head); | |
431 | list_add_tail(&term->list, head); | |
432 | $$ = $1; | |
433 | } | |
434 | | | |
435 | event_term | |
436 | { | |
437 | struct list_head *head = malloc(sizeof(*head)); | |
6cee6cd3 | 438 | struct parse_events_term *term = $1; |
8f707d84 JO |
439 | |
440 | ABORT_ON(!head); | |
441 | INIT_LIST_HEAD(head); | |
442 | list_add_tail(&term->list, head); | |
443 | $$ = head; | |
444 | } | |
445 | ||
446 | event_term: | |
447 | PE_NAME '=' PE_NAME | |
448 | { | |
6cee6cd3 | 449 | struct parse_events_term *term; |
8f707d84 | 450 | |
6cee6cd3 | 451 | ABORT_ON(parse_events_term__str(&term, PARSE_EVENTS__TERM_TYPE_USER, |
16fa7e82 | 452 | $1, $3)); |
8f707d84 JO |
453 | $$ = term; |
454 | } | |
455 | | | |
456 | PE_NAME '=' PE_VALUE | |
457 | { | |
6cee6cd3 | 458 | struct parse_events_term *term; |
8f707d84 | 459 | |
6cee6cd3 | 460 | ABORT_ON(parse_events_term__num(&term, PARSE_EVENTS__TERM_TYPE_USER, |
16fa7e82 | 461 | $1, $3)); |
8f707d84 JO |
462 | $$ = term; |
463 | } | |
464 | | | |
1d33d6dc JO |
465 | PE_NAME '=' PE_VALUE_SYM_HW |
466 | { | |
6cee6cd3 | 467 | struct parse_events_term *term; |
1d33d6dc JO |
468 | int config = $3 & 255; |
469 | ||
6cee6cd3 | 470 | ABORT_ON(parse_events_term__sym_hw(&term, $1, config)); |
1d33d6dc JO |
471 | $$ = term; |
472 | } | |
473 | | | |
8f707d84 JO |
474 | PE_NAME |
475 | { | |
6cee6cd3 | 476 | struct parse_events_term *term; |
8f707d84 | 477 | |
6cee6cd3 | 478 | ABORT_ON(parse_events_term__num(&term, PARSE_EVENTS__TERM_TYPE_USER, |
16fa7e82 | 479 | $1, 1)); |
8f707d84 JO |
480 | $$ = term; |
481 | } | |
482 | | | |
1d33d6dc JO |
483 | PE_VALUE_SYM_HW |
484 | { | |
6cee6cd3 | 485 | struct parse_events_term *term; |
1d33d6dc JO |
486 | int config = $1 & 255; |
487 | ||
6cee6cd3 | 488 | ABORT_ON(parse_events_term__sym_hw(&term, NULL, config)); |
1d33d6dc JO |
489 | $$ = term; |
490 | } | |
491 | | | |
6b5fc39b JO |
492 | PE_TERM '=' PE_NAME |
493 | { | |
6cee6cd3 | 494 | struct parse_events_term *term; |
6b5fc39b | 495 | |
6cee6cd3 | 496 | ABORT_ON(parse_events_term__str(&term, (int)$1, NULL, $3)); |
6b5fc39b JO |
497 | $$ = term; |
498 | } | |
499 | | | |
8f707d84 JO |
500 | PE_TERM '=' PE_VALUE |
501 | { | |
6cee6cd3 | 502 | struct parse_events_term *term; |
8f707d84 | 503 | |
6cee6cd3 | 504 | ABORT_ON(parse_events_term__num(&term, (int)$1, NULL, $3)); |
8f707d84 JO |
505 | $$ = term; |
506 | } | |
507 | | | |
508 | PE_TERM | |
509 | { | |
6cee6cd3 | 510 | struct parse_events_term *term; |
8f707d84 | 511 | |
6cee6cd3 | 512 | ABORT_ON(parse_events_term__num(&term, (int)$1, NULL, 1)); |
8f707d84 | 513 | $$ = term; |
89812fc8 JO |
514 | } |
515 | ||
516 | sep_dc: ':' | | |
517 | ||
8f707d84 JO |
518 | sep_slash_dc: '/' | ':' | |
519 | ||
89812fc8 JO |
520 | %% |
521 | ||
6297d423 JO |
522 | void parse_events_error(YYLTYPE *loc, void *data, |
523 | void *scanner __maybe_unused, | |
1d037ca1 | 524 | char const *msg __maybe_unused) |
89812fc8 | 525 | { |
6297d423 | 526 | parse_events_evlist_error(data, loc->last_column, "parser error"); |
89812fc8 | 527 | } |