2 %parse-param {void *_data}
3 %parse-param {void *scanner}
4 %lex-param {void* scanner}
11 #include <linux/compiler.h>
12 #include <linux/list.h>
13 #include <linux/types.h>
15 #include "parse-events.h"
16 #include "parse-events-bison.h"
18 #define ABORT_ON(val) \
24 #define ALLOC_LIST(list) \
26 list = malloc(sizeof(*list)); \
28 INIT_LIST_HEAD(list); \
31 static inc_group_count(struct list_head *list,
32 struct parse_events_evlist *data)
34 /* Count groups only have more than 1 members */
35 if (!list_is_last(list->next, list))
41 %token PE_START_EVENTS PE_START_TERMS
42 %token PE_VALUE PE_VALUE_SYM_HW PE_VALUE_SYM_SW PE_RAW PE_TERM
45 %token PE_MODIFIER_EVENT PE_MODIFIER_BP
46 %token PE_NAME_CACHE_TYPE PE_NAME_CACHE_OP_RESULT
47 %token PE_PREFIX_MEM PE_PREFIX_RAW PE_PREFIX_GROUP
49 %token PE_PMU_EVENT_PRE PE_PMU_EVENT_SUF PE_KERNEL_PMU_EVENT
51 %type <num> PE_VALUE_SYM_HW
52 %type <num> PE_VALUE_SYM_SW
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
60 %type <str> PE_EVENT_NAME
61 %type <str> PE_PMU_EVENT_PRE PE_PMU_EVENT_SUF PE_KERNEL_PMU_EVENT
63 %type <head> event_config
64 %type <term> event_term
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
73 %type <head> event_mod
74 %type <head> event_name
77 %type <head> group_def
85 struct list_head *head;
86 struct parse_events_term *term;
91 PE_START_EVENTS start_events
93 PE_START_TERMS start_terms
97 struct parse_events_evlist *data = _data;
99 parse_events_update_lists($1, &data->list);
105 struct list_head *list = $1;
106 struct list_head *group = $3;
108 parse_events_update_lists(group, list);
114 struct list_head *list = $1;
115 struct list_head *event = $3;
117 parse_events_update_lists(event, list);
126 group_def ':' PE_MODIFIER_EVENT
128 struct list_head *list = $1;
130 ABORT_ON(parse_events__modifier_group(list, $3));
137 PE_NAME '{' events '}'
139 struct list_head *list = $3;
141 inc_group_count(list, _data);
142 parse_events__set_leader($1, list);
148 struct list_head *list = $2;
150 inc_group_count(list, _data);
151 parse_events__set_leader(NULL, list);
158 struct list_head *event = $3;
159 struct list_head *list = $1;
161 parse_events_update_lists(event, list);
170 event_name PE_MODIFIER_EVENT
172 struct list_head *list = $1;
175 * Apply modifier on all events added by single event definition
176 * (there could be more events added for multiple tracepoint
177 * definitions via '*?'.
179 ABORT_ON(parse_events__modifier_event(list, $2, false));
186 PE_EVENT_NAME event_def
188 ABORT_ON(parse_events_name($2, $1));
195 event_def: event_pmu |
196 event_legacy_symbol |
197 event_legacy_cache sep_dc |
199 event_legacy_tracepoint sep_dc |
200 event_legacy_numeric sep_dc |
201 event_legacy_raw sep_dc
204 PE_NAME '/' event_config '/'
206 struct parse_events_evlist *data = _data;
207 struct list_head *list;
210 ABORT_ON(parse_events_add_pmu(data, list, $1, $3));
211 parse_events__free_terms($3);
217 struct parse_events_evlist *data = _data;
218 struct list_head *list;
221 ABORT_ON(parse_events_add_pmu(data, list, $1, NULL));
225 PE_KERNEL_PMU_EVENT sep_dc
227 struct parse_events_evlist *data = _data;
228 struct list_head *head;
229 struct parse_events_term *term;
230 struct list_head *list;
233 ABORT_ON(parse_events_term__num(&term, PARSE_EVENTS__TERM_TYPE_USER,
235 list_add_tail(&term->list, head);
238 ABORT_ON(parse_events_add_pmu(data, list, "cpu", head));
239 parse_events__free_terms(head);
243 PE_PMU_EVENT_PRE '-' PE_PMU_EVENT_SUF sep_dc
245 struct parse_events_evlist *data = _data;
246 struct list_head *head;
247 struct parse_events_term *term;
248 struct list_head *list;
250 snprintf(&pmu_name, 128, "%s-%s", $1, $3);
253 ABORT_ON(parse_events_term__num(&term, PARSE_EVENTS__TERM_TYPE_USER,
254 &pmu_name, 1, &@1, NULL));
255 list_add_tail(&term->list, head);
258 ABORT_ON(parse_events_add_pmu(list, &data->idx, "cpu", head));
259 parse_events__free_terms(head);
269 value_sym '/' event_config '/'
271 struct parse_events_evlist *data = _data;
272 struct list_head *list;
274 int config = $1 & 255;
277 ABORT_ON(parse_events_add_numeric(data, list, type, config, $3));
278 parse_events__free_terms($3);
282 value_sym sep_slash_dc
284 struct parse_events_evlist *data = _data;
285 struct list_head *list;
287 int config = $1 & 255;
290 ABORT_ON(parse_events_add_numeric(data, list, type, config, NULL));
295 PE_NAME_CACHE_TYPE '-' PE_NAME_CACHE_OP_RESULT '-' PE_NAME_CACHE_OP_RESULT
297 struct parse_events_evlist *data = _data;
298 struct list_head *list;
301 ABORT_ON(parse_events_add_cache(list, &data->idx, $1, $3, $5));
305 PE_NAME_CACHE_TYPE '-' PE_NAME_CACHE_OP_RESULT
307 struct parse_events_evlist *data = _data;
308 struct list_head *list;
311 ABORT_ON(parse_events_add_cache(list, &data->idx, $1, $3, NULL));
317 struct parse_events_evlist *data = _data;
318 struct list_head *list;
321 ABORT_ON(parse_events_add_cache(list, &data->idx, $1, NULL, NULL));
326 PE_PREFIX_MEM PE_VALUE '/' PE_VALUE ':' PE_MODIFIER_BP sep_dc
328 struct parse_events_evlist *data = _data;
329 struct list_head *list;
332 ABORT_ON(parse_events_add_breakpoint(list, &data->idx,
333 (void *) $2, $6, $4));
337 PE_PREFIX_MEM PE_VALUE '/' PE_VALUE sep_dc
339 struct parse_events_evlist *data = _data;
340 struct list_head *list;
343 ABORT_ON(parse_events_add_breakpoint(list, &data->idx,
344 (void *) $2, NULL, $4));
348 PE_PREFIX_MEM PE_VALUE ':' PE_MODIFIER_BP sep_dc
350 struct parse_events_evlist *data = _data;
351 struct list_head *list;
354 ABORT_ON(parse_events_add_breakpoint(list, &data->idx,
355 (void *) $2, $4, 0));
359 PE_PREFIX_MEM PE_VALUE sep_dc
361 struct parse_events_evlist *data = _data;
362 struct list_head *list;
365 ABORT_ON(parse_events_add_breakpoint(list, &data->idx,
366 (void *) $2, NULL, 0));
370 event_legacy_tracepoint:
371 PE_NAME '-' PE_NAME ':' PE_NAME
373 struct parse_events_evlist *data = _data;
374 struct list_head *list;
376 snprintf(&sys_name, 128, "%s-%s", $1, $3);
379 ABORT_ON(parse_events_add_tracepoint(list, &data->idx, &sys_name, $5));
385 struct parse_events_evlist *data = _data;
386 struct list_head *list;
389 if (parse_events_add_tracepoint(list, &data->idx, $1, $3)) {
390 struct parse_events_error *error = data->error;
393 error->idx = @1.first_column;
394 error->str = strdup("unknown tracepoint");
401 event_legacy_numeric:
402 PE_VALUE ':' PE_VALUE
404 struct parse_events_evlist *data = _data;
405 struct list_head *list;
408 ABORT_ON(parse_events_add_numeric(data, list, (u32)$1, $3, NULL));
415 struct parse_events_evlist *data = _data;
416 struct list_head *list;
419 ABORT_ON(parse_events_add_numeric(data, list, PERF_TYPE_RAW, $1, NULL));
423 start_terms: event_config
425 struct parse_events_terms *data = _data;
430 event_config ',' event_term
432 struct list_head *head = $1;
433 struct parse_events_term *term = $3;
436 list_add_tail(&term->list, head);
442 struct list_head *head = malloc(sizeof(*head));
443 struct parse_events_term *term = $1;
446 INIT_LIST_HEAD(head);
447 list_add_tail(&term->list, head);
454 struct parse_events_term *term;
456 ABORT_ON(parse_events_term__str(&term, PARSE_EVENTS__TERM_TYPE_USER,
463 struct parse_events_term *term;
465 ABORT_ON(parse_events_term__num(&term, PARSE_EVENTS__TERM_TYPE_USER,
470 PE_NAME '=' PE_VALUE_SYM_HW
472 struct parse_events_term *term;
473 int config = $3 & 255;
475 ABORT_ON(parse_events_term__sym_hw(&term, $1, config));
481 struct parse_events_term *term;
483 ABORT_ON(parse_events_term__num(&term, PARSE_EVENTS__TERM_TYPE_USER,
490 struct parse_events_term *term;
491 int config = $1 & 255;
493 ABORT_ON(parse_events_term__sym_hw(&term, NULL, config));
499 struct parse_events_term *term;
501 ABORT_ON(parse_events_term__str(&term, (int)$1, NULL, $3, &@1, &@3));
507 struct parse_events_term *term;
509 ABORT_ON(parse_events_term__num(&term, (int)$1, NULL, $3, &@1, &@3));
515 struct parse_events_term *term;
517 ABORT_ON(parse_events_term__num(&term, (int)$1, NULL, 1, &@1, NULL));
523 sep_slash_dc: '/' | ':' |
527 void parse_events_error(YYLTYPE *loc, void *data,
528 void *scanner __maybe_unused,
529 char const *msg __maybe_unused)
531 parse_events_evlist_error(data, loc->last_column, "parser error");