blob: 4de2fdca98c8481d6c254151acd5cf5aa2de0600 [file] [log] [blame]
Zheng Yanac20de6f2012-06-15 14:31:39 +08001%pure-parser
Jiri Olsa89812fc2012-03-15 20:09:15 +01002%name-prefix "parse_events_"
Jiri Olsa46010ab2012-06-15 14:31:38 +08003%parse-param {void *_data}
Zheng Yanac20de6f2012-06-15 14:31:39 +08004%parse-param {void *scanner}
5%lex-param {void* scanner}
Jiri Olsa89812fc2012-03-15 20:09:15 +01006
7%{
8
9#define YYDEBUG 1
10
11#include <linux/compiler.h>
12#include <linux/list.h>
13#include "types.h"
14#include "util.h"
15#include "parse-events.h"
Zheng Yanac20de6f2012-06-15 14:31:39 +080016#include "parse-events-bison.h"
Jiri Olsa89812fc2012-03-15 20:09:15 +010017
Zheng Yanac20de6f2012-06-15 14:31:39 +080018extern int parse_events_lex (YYSTYPE* lvalp, void* scanner);
Jiri Olsa89812fc2012-03-15 20:09:15 +010019
20#define ABORT_ON(val) \
21do { \
22 if (val) \
23 YYABORT; \
24} while (0)
25
Namhyung Kim97f63e42013-01-22 18:09:29 +090026static inc_group_count(struct list_head *list,
27 struct parse_events_evlist *data)
28{
29 /* Count groups only have more than 1 members */
30 if (!list_is_last(list->next, list))
31 data->nr_groups++;
32}
33
Jiri Olsa89812fc2012-03-15 20:09:15 +010034%}
35
Jiri Olsa90e2b222012-06-15 14:31:40 +080036%token PE_START_EVENTS PE_START_TERMS
Jiri Olsacf3506d2012-07-04 00:00:43 +020037%token PE_VALUE PE_VALUE_SYM_HW PE_VALUE_SYM_SW PE_RAW PE_TERM
Robert Richterac2ba9f2012-08-16 21:10:21 +020038%token PE_EVENT_NAME
Jiri Olsa89812fc2012-03-15 20:09:15 +010039%token PE_NAME
40%token PE_MODIFIER_EVENT PE_MODIFIER_BP
41%token PE_NAME_CACHE_TYPE PE_NAME_CACHE_OP_RESULT
Jiri Olsa89efb022012-08-08 12:14:14 +020042%token PE_PREFIX_MEM PE_PREFIX_RAW PE_PREFIX_GROUP
Jiri Olsa89812fc2012-03-15 20:09:15 +010043%token PE_ERROR
44%type <num> PE_VALUE
Jiri Olsacf3506d2012-07-04 00:00:43 +020045%type <num> PE_VALUE_SYM_HW
46%type <num> PE_VALUE_SYM_SW
Jiri Olsa89812fc2012-03-15 20:09:15 +010047%type <num> PE_RAW
Jiri Olsa8f707d82012-03-15 20:09:16 +010048%type <num> PE_TERM
Jiri Olsa89812fc2012-03-15 20:09:15 +010049%type <str> PE_NAME
50%type <str> PE_NAME_CACHE_TYPE
51%type <str> PE_NAME_CACHE_OP_RESULT
52%type <str> PE_MODIFIER_EVENT
53%type <str> PE_MODIFIER_BP
Robert Richterac2ba9f2012-08-16 21:10:21 +020054%type <str> PE_EVENT_NAME
Jiri Olsacf3506d2012-07-04 00:00:43 +020055%type <num> value_sym
Jiri Olsa8f707d82012-03-15 20:09:16 +010056%type <head> event_config
57%type <term> event_term
Jiri Olsab847cbd2012-05-21 09:12:51 +020058%type <head> event_pmu
59%type <head> event_legacy_symbol
60%type <head> event_legacy_cache
61%type <head> event_legacy_mem
62%type <head> event_legacy_tracepoint
63%type <head> event_legacy_numeric
64%type <head> event_legacy_raw
65%type <head> event_def
Robert Richterac2ba9f2012-08-16 21:10:21 +020066%type <head> event_mod
67%type <head> event_name
Jiri Olsa89efb022012-08-08 12:14:14 +020068%type <head> event
69%type <head> events
70%type <head> group_def
71%type <head> group
72%type <head> groups
Jiri Olsa89812fc2012-03-15 20:09:15 +010073
74%union
75{
76 char *str;
Robert Richterb527bab2012-08-07 19:43:13 +020077 u64 num;
Jiri Olsa8f707d82012-03-15 20:09:16 +010078 struct list_head *head;
Arnaldo Carvalho de Melo6cee6cd2013-01-18 16:29:49 -030079 struct parse_events_term *term;
Jiri Olsa89812fc2012-03-15 20:09:15 +010080}
81%%
82
Jiri Olsa90e2b222012-06-15 14:31:40 +080083start:
Jiri Olsa89efb022012-08-08 12:14:14 +020084PE_START_EVENTS start_events
Jiri Olsa90e2b222012-06-15 14:31:40 +080085|
Jiri Olsa89efb022012-08-08 12:14:14 +020086PE_START_TERMS start_terms
87
88start_events: groups
89{
Arnaldo Carvalho de Melo23b63392013-01-18 16:56:57 -030090 struct parse_events_evlist *data = _data;
Jiri Olsa89efb022012-08-08 12:14:14 +020091
92 parse_events_update_lists($1, &data->list);
93}
94
95groups:
96groups ',' group
97{
98 struct list_head *list = $1;
99 struct list_head *group = $3;
100
101 parse_events_update_lists(group, list);
102 $$ = list;
103}
104|
105groups ',' event
106{
107 struct list_head *list = $1;
108 struct list_head *event = $3;
109
110 parse_events_update_lists(event, list);
111 $$ = list;
112}
113|
114group
115|
116event
117
118group:
119group_def ':' PE_MODIFIER_EVENT
120{
121 struct list_head *list = $1;
122
123 ABORT_ON(parse_events__modifier_group(list, $3));
124 $$ = list;
125}
126|
127group_def
128
129group_def:
130PE_NAME '{' events '}'
131{
132 struct list_head *list = $3;
133
Namhyung Kim97f63e42013-01-22 18:09:29 +0900134 inc_group_count(list, _data);
Arnaldo Carvalho de Melo63dab222012-08-14 16:35:48 -0300135 parse_events__set_leader($1, list);
Jiri Olsa89efb022012-08-08 12:14:14 +0200136 $$ = list;
137}
138|
139'{' events '}'
140{
141 struct list_head *list = $2;
142
Namhyung Kim97f63e42013-01-22 18:09:29 +0900143 inc_group_count(list, _data);
Arnaldo Carvalho de Melo63dab222012-08-14 16:35:48 -0300144 parse_events__set_leader(NULL, list);
Jiri Olsa89efb022012-08-08 12:14:14 +0200145 $$ = list;
146}
Jiri Olsa90e2b222012-06-15 14:31:40 +0800147
Jiri Olsa89812fc2012-03-15 20:09:15 +0100148events:
Jiri Olsa89efb022012-08-08 12:14:14 +0200149events ',' event
150{
151 struct list_head *event = $3;
152 struct list_head *list = $1;
153
154 parse_events_update_lists(event, list);
155 $$ = list;
156}
157|
158event
Jiri Olsa89812fc2012-03-15 20:09:15 +0100159
Robert Richterac2ba9f2012-08-16 21:10:21 +0200160event: event_mod
161
162event_mod:
163event_name PE_MODIFIER_EVENT
Jiri Olsa89812fc2012-03-15 20:09:15 +0100164{
Jiri Olsa89efb022012-08-08 12:14:14 +0200165 struct list_head *list = $1;
Jiri Olsa46010ab2012-06-15 14:31:38 +0800166
Jiri Olsa5d7be902012-03-20 19:15:40 +0100167 /*
168 * Apply modifier on all events added by single event definition
169 * (there could be more events added for multiple tracepoint
170 * definitions via '*?'.
171 */
Jiri Olsaf5b11352012-08-08 12:21:54 +0200172 ABORT_ON(parse_events__modifier_event(list, $2, false));
Jiri Olsa89efb022012-08-08 12:14:14 +0200173 $$ = list;
Jiri Olsa89812fc2012-03-15 20:09:15 +0100174}
175|
Robert Richterac2ba9f2012-08-16 21:10:21 +0200176event_name
177
178event_name:
179PE_EVENT_NAME event_def
180{
181 ABORT_ON(parse_events_name($2, $1));
182 free($1);
183 $$ = $2;
184}
185|
Jiri Olsa89812fc2012-03-15 20:09:15 +0100186event_def
187
Jiri Olsa5f537a22012-03-15 20:09:18 +0100188event_def: event_pmu |
189 event_legacy_symbol |
Jiri Olsa89812fc2012-03-15 20:09:15 +0100190 event_legacy_cache sep_dc |
191 event_legacy_mem |
192 event_legacy_tracepoint sep_dc |
193 event_legacy_numeric sep_dc |
194 event_legacy_raw sep_dc
195
Jiri Olsa5f537a22012-03-15 20:09:18 +0100196event_pmu:
197PE_NAME '/' event_config '/'
198{
Arnaldo Carvalho de Melo23b63392013-01-18 16:56:57 -0300199 struct parse_events_evlist *data = _data;
Jiri Olsab847cbd2012-05-21 09:12:51 +0200200 struct list_head *list = NULL;
201
Jiri Olsa46010ab2012-06-15 14:31:38 +0800202 ABORT_ON(parse_events_add_pmu(&list, &data->idx, $1, $3));
Jiri Olsa5f537a22012-03-15 20:09:18 +0100203 parse_events__free_terms($3);
Jiri Olsab847cbd2012-05-21 09:12:51 +0200204 $$ = list;
Jiri Olsa5f537a22012-03-15 20:09:18 +0100205}
206
Jiri Olsacf3506d2012-07-04 00:00:43 +0200207value_sym:
208PE_VALUE_SYM_HW
209|
210PE_VALUE_SYM_SW
211
Jiri Olsa89812fc2012-03-15 20:09:15 +0100212event_legacy_symbol:
Jiri Olsacf3506d2012-07-04 00:00:43 +0200213value_sym '/' event_config '/'
Jiri Olsa89812fc2012-03-15 20:09:15 +0100214{
Arnaldo Carvalho de Melo23b63392013-01-18 16:56:57 -0300215 struct parse_events_evlist *data = _data;
Jiri Olsab847cbd2012-05-21 09:12:51 +0200216 struct list_head *list = NULL;
Jiri Olsa89812fc2012-03-15 20:09:15 +0100217 int type = $1 >> 16;
218 int config = $1 & 255;
219
Jiri Olsa46010ab2012-06-15 14:31:38 +0800220 ABORT_ON(parse_events_add_numeric(&list, &data->idx,
221 type, config, $3));
Jiri Olsa8f707d82012-03-15 20:09:16 +0100222 parse_events__free_terms($3);
Jiri Olsab847cbd2012-05-21 09:12:51 +0200223 $$ = list;
Jiri Olsa8f707d82012-03-15 20:09:16 +0100224}
225|
Jiri Olsacf3506d2012-07-04 00:00:43 +0200226value_sym sep_slash_dc
Jiri Olsa8f707d82012-03-15 20:09:16 +0100227{
Arnaldo Carvalho de Melo23b63392013-01-18 16:56:57 -0300228 struct parse_events_evlist *data = _data;
Jiri Olsab847cbd2012-05-21 09:12:51 +0200229 struct list_head *list = NULL;
Jiri Olsa8f707d82012-03-15 20:09:16 +0100230 int type = $1 >> 16;
231 int config = $1 & 255;
232
Jiri Olsa46010ab2012-06-15 14:31:38 +0800233 ABORT_ON(parse_events_add_numeric(&list, &data->idx,
234 type, config, NULL));
Jiri Olsab847cbd2012-05-21 09:12:51 +0200235 $$ = list;
Jiri Olsa89812fc2012-03-15 20:09:15 +0100236}
237
238event_legacy_cache:
239PE_NAME_CACHE_TYPE '-' PE_NAME_CACHE_OP_RESULT '-' PE_NAME_CACHE_OP_RESULT
240{
Arnaldo Carvalho de Melo23b63392013-01-18 16:56:57 -0300241 struct parse_events_evlist *data = _data;
Jiri Olsab847cbd2012-05-21 09:12:51 +0200242 struct list_head *list = NULL;
243
Jiri Olsa46010ab2012-06-15 14:31:38 +0800244 ABORT_ON(parse_events_add_cache(&list, &data->idx, $1, $3, $5));
Jiri Olsab847cbd2012-05-21 09:12:51 +0200245 $$ = list;
Jiri Olsa89812fc2012-03-15 20:09:15 +0100246}
247|
248PE_NAME_CACHE_TYPE '-' PE_NAME_CACHE_OP_RESULT
249{
Arnaldo Carvalho de Melo23b63392013-01-18 16:56:57 -0300250 struct parse_events_evlist *data = _data;
Jiri Olsab847cbd2012-05-21 09:12:51 +0200251 struct list_head *list = NULL;
252
Jiri Olsa46010ab2012-06-15 14:31:38 +0800253 ABORT_ON(parse_events_add_cache(&list, &data->idx, $1, $3, NULL));
Jiri Olsab847cbd2012-05-21 09:12:51 +0200254 $$ = list;
Jiri Olsa89812fc2012-03-15 20:09:15 +0100255}
256|
257PE_NAME_CACHE_TYPE
258{
Arnaldo Carvalho de Melo23b63392013-01-18 16:56:57 -0300259 struct parse_events_evlist *data = _data;
Jiri Olsab847cbd2012-05-21 09:12:51 +0200260 struct list_head *list = NULL;
261
Jiri Olsa46010ab2012-06-15 14:31:38 +0800262 ABORT_ON(parse_events_add_cache(&list, &data->idx, $1, NULL, NULL));
Jiri Olsab847cbd2012-05-21 09:12:51 +0200263 $$ = list;
Jiri Olsa89812fc2012-03-15 20:09:15 +0100264}
265
266event_legacy_mem:
267PE_PREFIX_MEM PE_VALUE ':' PE_MODIFIER_BP sep_dc
268{
Arnaldo Carvalho de Melo23b63392013-01-18 16:56:57 -0300269 struct parse_events_evlist *data = _data;
Jiri Olsab847cbd2012-05-21 09:12:51 +0200270 struct list_head *list = NULL;
271
Jiri Olsa46010ab2012-06-15 14:31:38 +0800272 ABORT_ON(parse_events_add_breakpoint(&list, &data->idx,
273 (void *) $2, $4));
Jiri Olsab847cbd2012-05-21 09:12:51 +0200274 $$ = list;
Jiri Olsa89812fc2012-03-15 20:09:15 +0100275}
276|
277PE_PREFIX_MEM PE_VALUE sep_dc
278{
Arnaldo Carvalho de Melo23b63392013-01-18 16:56:57 -0300279 struct parse_events_evlist *data = _data;
Jiri Olsab847cbd2012-05-21 09:12:51 +0200280 struct list_head *list = NULL;
281
Jiri Olsa46010ab2012-06-15 14:31:38 +0800282 ABORT_ON(parse_events_add_breakpoint(&list, &data->idx,
283 (void *) $2, NULL));
Jiri Olsab847cbd2012-05-21 09:12:51 +0200284 $$ = list;
Jiri Olsa89812fc2012-03-15 20:09:15 +0100285}
286
287event_legacy_tracepoint:
288PE_NAME ':' PE_NAME
289{
Arnaldo Carvalho de Melo23b63392013-01-18 16:56:57 -0300290 struct parse_events_evlist *data = _data;
Jiri Olsab847cbd2012-05-21 09:12:51 +0200291 struct list_head *list = NULL;
292
Jiri Olsa46010ab2012-06-15 14:31:38 +0800293 ABORT_ON(parse_events_add_tracepoint(&list, &data->idx, $1, $3));
Jiri Olsab847cbd2012-05-21 09:12:51 +0200294 $$ = list;
Jiri Olsa89812fc2012-03-15 20:09:15 +0100295}
296
297event_legacy_numeric:
298PE_VALUE ':' PE_VALUE
299{
Arnaldo Carvalho de Melo23b63392013-01-18 16:56:57 -0300300 struct parse_events_evlist *data = _data;
Jiri Olsab847cbd2012-05-21 09:12:51 +0200301 struct list_head *list = NULL;
302
Robert Richterb527bab2012-08-07 19:43:13 +0200303 ABORT_ON(parse_events_add_numeric(&list, &data->idx, (u32)$1, $3, NULL));
Jiri Olsab847cbd2012-05-21 09:12:51 +0200304 $$ = list;
Jiri Olsa89812fc2012-03-15 20:09:15 +0100305}
306
307event_legacy_raw:
308PE_RAW
309{
Arnaldo Carvalho de Melo23b63392013-01-18 16:56:57 -0300310 struct parse_events_evlist *data = _data;
Jiri Olsab847cbd2012-05-21 09:12:51 +0200311 struct list_head *list = NULL;
312
Jiri Olsa46010ab2012-06-15 14:31:38 +0800313 ABORT_ON(parse_events_add_numeric(&list, &data->idx,
314 PERF_TYPE_RAW, $1, NULL));
Jiri Olsab847cbd2012-05-21 09:12:51 +0200315 $$ = list;
Jiri Olsa8f707d82012-03-15 20:09:16 +0100316}
317
Jiri Olsa89efb022012-08-08 12:14:14 +0200318start_terms: event_config
Jiri Olsa90e2b222012-06-15 14:31:40 +0800319{
Arnaldo Carvalho de Melo23b63392013-01-18 16:56:57 -0300320 struct parse_events_terms *data = _data;
Jiri Olsa90e2b222012-06-15 14:31:40 +0800321 data->terms = $1;
322}
323
Jiri Olsa8f707d82012-03-15 20:09:16 +0100324event_config:
325event_config ',' event_term
326{
327 struct list_head *head = $1;
Arnaldo Carvalho de Melo6cee6cd2013-01-18 16:29:49 -0300328 struct parse_events_term *term = $3;
Jiri Olsa8f707d82012-03-15 20:09:16 +0100329
330 ABORT_ON(!head);
331 list_add_tail(&term->list, head);
332 $$ = $1;
333}
334|
335event_term
336{
337 struct list_head *head = malloc(sizeof(*head));
Arnaldo Carvalho de Melo6cee6cd2013-01-18 16:29:49 -0300338 struct parse_events_term *term = $1;
Jiri Olsa8f707d82012-03-15 20:09:16 +0100339
340 ABORT_ON(!head);
341 INIT_LIST_HEAD(head);
342 list_add_tail(&term->list, head);
343 $$ = head;
344}
345
346event_term:
347PE_NAME '=' PE_NAME
348{
Arnaldo Carvalho de Melo6cee6cd2013-01-18 16:29:49 -0300349 struct parse_events_term *term;
Jiri Olsa8f707d82012-03-15 20:09:16 +0100350
Arnaldo Carvalho de Melo6cee6cd2013-01-18 16:29:49 -0300351 ABORT_ON(parse_events_term__str(&term, PARSE_EVENTS__TERM_TYPE_USER,
Jiri Olsa16fa7e82012-04-25 18:24:57 +0200352 $1, $3));
Jiri Olsa8f707d82012-03-15 20:09:16 +0100353 $$ = term;
354}
355|
356PE_NAME '=' PE_VALUE
357{
Arnaldo Carvalho de Melo6cee6cd2013-01-18 16:29:49 -0300358 struct parse_events_term *term;
Jiri Olsa8f707d82012-03-15 20:09:16 +0100359
Arnaldo Carvalho de Melo6cee6cd2013-01-18 16:29:49 -0300360 ABORT_ON(parse_events_term__num(&term, PARSE_EVENTS__TERM_TYPE_USER,
Jiri Olsa16fa7e82012-04-25 18:24:57 +0200361 $1, $3));
Jiri Olsa8f707d82012-03-15 20:09:16 +0100362 $$ = term;
363}
364|
Jiri Olsa1d33d6d2012-10-10 14:53:17 +0200365PE_NAME '=' PE_VALUE_SYM_HW
366{
Arnaldo Carvalho de Melo6cee6cd2013-01-18 16:29:49 -0300367 struct parse_events_term *term;
Jiri Olsa1d33d6d2012-10-10 14:53:17 +0200368 int config = $3 & 255;
369
Arnaldo Carvalho de Melo6cee6cd2013-01-18 16:29:49 -0300370 ABORT_ON(parse_events_term__sym_hw(&term, $1, config));
Jiri Olsa1d33d6d2012-10-10 14:53:17 +0200371 $$ = term;
372}
373|
Jiri Olsa8f707d82012-03-15 20:09:16 +0100374PE_NAME
375{
Arnaldo Carvalho de Melo6cee6cd2013-01-18 16:29:49 -0300376 struct parse_events_term *term;
Jiri Olsa8f707d82012-03-15 20:09:16 +0100377
Arnaldo Carvalho de Melo6cee6cd2013-01-18 16:29:49 -0300378 ABORT_ON(parse_events_term__num(&term, PARSE_EVENTS__TERM_TYPE_USER,
Jiri Olsa16fa7e82012-04-25 18:24:57 +0200379 $1, 1));
Jiri Olsa8f707d82012-03-15 20:09:16 +0100380 $$ = term;
381}
382|
Jiri Olsa1d33d6d2012-10-10 14:53:17 +0200383PE_VALUE_SYM_HW
384{
Arnaldo Carvalho de Melo6cee6cd2013-01-18 16:29:49 -0300385 struct parse_events_term *term;
Jiri Olsa1d33d6d2012-10-10 14:53:17 +0200386 int config = $1 & 255;
387
Arnaldo Carvalho de Melo6cee6cd2013-01-18 16:29:49 -0300388 ABORT_ON(parse_events_term__sym_hw(&term, NULL, config));
Jiri Olsa1d33d6d2012-10-10 14:53:17 +0200389 $$ = term;
390}
391|
Jiri Olsa6b5fc392012-05-21 09:12:53 +0200392PE_TERM '=' PE_NAME
393{
Arnaldo Carvalho de Melo6cee6cd2013-01-18 16:29:49 -0300394 struct parse_events_term *term;
Jiri Olsa6b5fc392012-05-21 09:12:53 +0200395
Arnaldo Carvalho de Melo6cee6cd2013-01-18 16:29:49 -0300396 ABORT_ON(parse_events_term__str(&term, (int)$1, NULL, $3));
Jiri Olsa6b5fc392012-05-21 09:12:53 +0200397 $$ = term;
398}
399|
Jiri Olsa8f707d82012-03-15 20:09:16 +0100400PE_TERM '=' PE_VALUE
401{
Arnaldo Carvalho de Melo6cee6cd2013-01-18 16:29:49 -0300402 struct parse_events_term *term;
Jiri Olsa8f707d82012-03-15 20:09:16 +0100403
Arnaldo Carvalho de Melo6cee6cd2013-01-18 16:29:49 -0300404 ABORT_ON(parse_events_term__num(&term, (int)$1, NULL, $3));
Jiri Olsa8f707d82012-03-15 20:09:16 +0100405 $$ = term;
406}
407|
408PE_TERM
409{
Arnaldo Carvalho de Melo6cee6cd2013-01-18 16:29:49 -0300410 struct parse_events_term *term;
Jiri Olsa8f707d82012-03-15 20:09:16 +0100411
Arnaldo Carvalho de Melo6cee6cd2013-01-18 16:29:49 -0300412 ABORT_ON(parse_events_term__num(&term, (int)$1, NULL, 1));
Jiri Olsa8f707d82012-03-15 20:09:16 +0100413 $$ = term;
Jiri Olsa89812fc2012-03-15 20:09:15 +0100414}
415
416sep_dc: ':' |
417
Jiri Olsa8f707d82012-03-15 20:09:16 +0100418sep_slash_dc: '/' | ':' |
419
Jiri Olsa89812fc2012-03-15 20:09:15 +0100420%%
421
Irina Tirdea1d037ca2012-09-11 01:15:03 +0300422void parse_events_error(void *data __maybe_unused, void *scanner __maybe_unused,
423 char const *msg __maybe_unused)
Jiri Olsa89812fc2012-03-15 20:09:15 +0100424{
425}