1 1
2 %option reentrant 2 %option reentrant
3 %option bison-bridge 3 %option bison-bridge
4 %option prefix="parse_events_" 4 %option prefix="parse_events_"
5 %option stack 5 %option stack
6 %option bison-locations 6 %option bison-locations
7 %option yylineno 7 %option yylineno
8 %option reject 8 %option reject
9 9
10 %{ 10 %{
11 #include <errno.h> 11 #include <errno.h>
12 #include <sys/types.h> 12 #include <sys/types.h>
13 #include <sys/stat.h> 13 #include <sys/stat.h>
14 #include <unistd.h> 14 #include <unistd.h>
15 #include "parse-events.h" 15 #include "parse-events.h"
16 #include "parse-events-bison.h" 16 #include "parse-events-bison.h"
17 #include "evsel.h" 17 #include "evsel.h"
18 18
19 char *parse_events_get_text(yyscan_t yyscanner 19 char *parse_events_get_text(yyscan_t yyscanner);
20 YYSTYPE *parse_events_get_lval(yyscan_t yyscan 20 YYSTYPE *parse_events_get_lval(yyscan_t yyscanner);
21 int parse_events_get_column(yyscan_t yyscanner <<
22 int parse_events_get_leng(yyscan_t yyscanner); <<
23 21
24 static int get_column(yyscan_t scanner) !! 22 static int __value(YYSTYPE *yylval, char *str, int base, int token)
25 { 23 {
26 return parse_events_get_column(scanner <<
27 } <<
28 <<
29 static int value(struct parse_events_state *pa <<
30 { <<
31 YYSTYPE *yylval = parse_events_get_lva <<
32 char *text = parse_events_get_text(sca <<
33 u64 num; 24 u64 num;
34 25
35 errno = 0; 26 errno = 0;
36 num = strtoull(text, NULL, base); !! 27 num = strtoull(str, NULL, base);
37 if (errno) { !! 28 if (errno)
38 struct parse_events_error *err <<
39 char *help = NULL; <<
40 <<
41 if (asprintf(&help, "Bad base <<
42 parse_events_error__ha <<
43 <<
44 return PE_ERROR; 29 return PE_ERROR;
45 } <<
46 30
47 yylval->num = num; 31 yylval->num = num;
48 return PE_VALUE; !! 32 return token;
>> 33 }
>> 34
>> 35 static int value(yyscan_t scanner, int base)
>> 36 {
>> 37 YYSTYPE *yylval = parse_events_get_lval(scanner);
>> 38 char *text = parse_events_get_text(scanner);
>> 39
>> 40 return __value(yylval, text, base, PE_VALUE);
49 } 41 }
50 42
51 static int str(yyscan_t scanner, int token) 43 static int str(yyscan_t scanner, int token)
52 { 44 {
53 YYSTYPE *yylval = parse_events_get_lva 45 YYSTYPE *yylval = parse_events_get_lval(scanner);
54 char *text = parse_events_get_text(sca 46 char *text = parse_events_get_text(scanner);
55 47
56 if (text[0] != '\'') { 48 if (text[0] != '\'') {
57 yylval->str = strdup(text); 49 yylval->str = strdup(text);
58 } else { 50 } else {
59 /* 51 /*
60 * If a text tag specified on 52 * If a text tag specified on the command line
61 * contains opening single qui 53 * contains opening single quite ' then it is
62 * expected that the tag ends 54 * expected that the tag ends with single quote
63 * as well, like this: 55 * as well, like this:
64 * name=\'CPU_CLK_UNHALTED 56 * name=\'CPU_CLK_UNHALTED.THREAD:cmask=1\'
65 * quotes need to be escaped t 57 * quotes need to be escaped to bypass shell
66 * processing. 58 * processing.
67 */ 59 */
68 yylval->str = strndup(&text[1] 60 yylval->str = strndup(&text[1], strlen(text) - 2);
69 } 61 }
70 62
71 return token; 63 return token;
72 } 64 }
73 65
74 static int lc_str(yyscan_t scanner, const stru 66 static int lc_str(yyscan_t scanner, const struct parse_events_state *state)
75 { 67 {
76 return str(scanner, state->match_legac 68 return str(scanner, state->match_legacy_cache_terms ? PE_LEGACY_CACHE : PE_NAME);
77 } 69 }
78 70
>> 71 static bool isbpf_suffix(char *text)
>> 72 {
>> 73 int len = strlen(text);
>> 74
>> 75 if (len < 2)
>> 76 return false;
>> 77 if ((text[len - 1] == 'c' || text[len - 1] == 'o') &&
>> 78 text[len - 2] == '.')
>> 79 return true;
>> 80 if (len > 4 && !strcmp(text + len - 4, ".obj"))
>> 81 return true;
>> 82 return false;
>> 83 }
>> 84
>> 85 static bool isbpf(yyscan_t scanner)
>> 86 {
>> 87 char *text = parse_events_get_text(scanner);
>> 88 struct stat st;
>> 89
>> 90 if (!isbpf_suffix(text))
>> 91 return false;
>> 92
>> 93 return stat(text, &st) == 0;
>> 94 }
>> 95
79 /* 96 /*
80 * This function is called when the parser get 97 * This function is called when the parser gets two kind of input:
81 * 98 *
82 * @cfg1 or @cfg2=config 99 * @cfg1 or @cfg2=config
83 * 100 *
84 * The leading '@' is stripped off before 'cfg 101 * The leading '@' is stripped off before 'cfg1' and 'cfg2=config' are given to
85 * bison. In the latter case it is necessary 102 * bison. In the latter case it is necessary to keep the string intact so that
86 * the PMU kernel driver can determine what co 103 * the PMU kernel driver can determine what configurable is associated to
87 * 'config'. 104 * 'config'.
88 */ 105 */
89 static int drv_str(yyscan_t scanner, int token 106 static int drv_str(yyscan_t scanner, int token)
90 { 107 {
91 YYSTYPE *yylval = parse_events_get_lva 108 YYSTYPE *yylval = parse_events_get_lval(scanner);
92 char *text = parse_events_get_text(sca 109 char *text = parse_events_get_text(scanner);
93 110
94 /* Strip off the '@' */ 111 /* Strip off the '@' */
95 yylval->str = strdup(text + 1); 112 yylval->str = strdup(text + 1);
96 return token; 113 return token;
97 } 114 }
98 115
99 /* <<
100 * Use yyless to return all the characaters to <<
101 * location debugging. If __alloc is non-zero <<
102 * returned token's value. <<
103 */ <<
104 #define REWIND(__alloc) 116 #define REWIND(__alloc) \
105 do { 117 do { \
106 YYSTYPE *__yylval = parse_events_get_l 118 YYSTYPE *__yylval = parse_events_get_lval(yyscanner); \
107 char *text = parse_events_get_text(yys 119 char *text = parse_events_get_text(yyscanner); \
108 120 \
109 if (__alloc) 121 if (__alloc) \
110 __yylval->str = strdup(text); 122 __yylval->str = strdup(text); \
111 123 \
112 yycolumn -= strlen(text); 124 yycolumn -= strlen(text); \
113 yyless(0); 125 yyless(0); \
114 } while (0) 126 } while (0)
115 127
116 static int sym(yyscan_t scanner, int type, int 128 static int sym(yyscan_t scanner, int type, int config)
117 { 129 {
118 YYSTYPE *yylval = parse_events_get_lva 130 YYSTYPE *yylval = parse_events_get_lval(scanner);
119 131
120 yylval->num = (type << 16) + config; 132 yylval->num = (type << 16) + config;
121 return type == PERF_TYPE_HARDWARE ? PE 133 return type == PERF_TYPE_HARDWARE ? PE_VALUE_SYM_HW : PE_VALUE_SYM_SW;
122 } 134 }
123 135
124 static int tool(yyscan_t scanner, enum perf_to 136 static int tool(yyscan_t scanner, enum perf_tool_event event)
125 { 137 {
126 YYSTYPE *yylval = parse_events_get_lva 138 YYSTYPE *yylval = parse_events_get_lval(scanner);
127 139
128 yylval->num = event; 140 yylval->num = event;
129 return PE_VALUE_SYM_TOOL; 141 return PE_VALUE_SYM_TOOL;
130 } 142 }
131 143
132 static int term(yyscan_t scanner, enum parse_e !! 144 static int term(yyscan_t scanner, int type)
133 { 145 {
134 YYSTYPE *yylval = parse_events_get_lva 146 YYSTYPE *yylval = parse_events_get_lval(scanner);
135 147
136 yylval->term_type = type; !! 148 yylval->num = type;
137 return PE_TERM; 149 return PE_TERM;
138 } 150 }
139 151
140 static int hw_term(yyscan_t scanner, int confi 152 static int hw_term(yyscan_t scanner, int config)
141 { 153 {
142 YYSTYPE *yylval = parse_events_get_lva 154 YYSTYPE *yylval = parse_events_get_lval(scanner);
143 char *text = parse_events_get_text(sca 155 char *text = parse_events_get_text(scanner);
144 156
145 yylval->hardware_term.str = strdup(tex 157 yylval->hardware_term.str = strdup(text);
146 yylval->hardware_term.num = PERF_TYPE_ 158 yylval->hardware_term.num = PERF_TYPE_HARDWARE + config;
147 return PE_TERM_HW; 159 return PE_TERM_HW;
148 } 160 }
149 161
150 static void modifiers_error(struct parse_event <<
151 int pos, char mod_ <<
152 { <<
153 struct parse_events_error *error = par <<
154 char *help = NULL; <<
155 <<
156 if (asprintf(&help, "Duplicate modifie <<
157 parse_events_error__handle(err <<
158 } <<
159 <<
160 static int modifiers(struct parse_events_state <<
161 { <<
162 YYSTYPE *yylval = parse_events_get_lva <<
163 char *text = parse_events_get_text(sca <<
164 struct parse_events_modifier mod = { . <<
165 <<
166 for (size_t i = 0, n = strlen(text); i <<
167 #define CASE(c, field) <<
168 case c: <<
169 if (mod.field) { <<
170 modifiers_erro <<
171 return PE_ERRO <<
172 } <<
173 mod.field = true; <<
174 break <<
175 <<
176 switch (text[i]) { <<
177 CASE('u', user); <<
178 CASE('k', kernel); <<
179 CASE('h', hypervisor); <<
180 CASE('I', non_idle); <<
181 CASE('G', guest); <<
182 CASE('H', host); <<
183 case 'p': <<
184 mod.precise++; <<
185 /* <<
186 * precise ip: <<
187 * <<
188 * 0 - SAMPLE_IP can <<
189 * 1 - SAMPLE_IP must <<
190 * 2 - SAMPLE_IP requ <<
191 * 3 - SAMPLE_IP must <<
192 * <<
193 * See also PERF_RECO <<
194 */ <<
195 if (mod.precise > 3) { <<
196 struct parse_e <<
197 char *help = s <<
198 <<
199 if (help) { <<
200 parse_ <<
201 <<
202 } <<
203 return PE_ERRO <<
204 } <<
205 break; <<
206 CASE('P', precise_max); <<
207 CASE('S', sample_read); <<
208 CASE('D', pinned); <<
209 CASE('W', weak); <<
210 CASE('e', exclusive); <<
211 CASE('b', bpf); <<
212 CASE('R', retire_lat); <<
213 default: <<
214 return PE_ERROR; <<
215 } <<
216 #undef CASE <<
217 } <<
218 yylval->mod = mod; <<
219 return PE_MODIFIER_EVENT; <<
220 } <<
221 <<
222 #define YY_USER_ACTION 162 #define YY_USER_ACTION \
223 do { 163 do { \
224 yylloc->last_column = yylloc->first_c 164 yylloc->last_column = yylloc->first_column; \
225 yylloc->first_column = yycolumn; 165 yylloc->first_column = yycolumn; \
226 yycolumn += yyleng; 166 yycolumn += yyleng; \
227 } while (0); 167 } while (0);
228 168
229 #define USER_REJECT \ 169 #define USER_REJECT \
230 yycolumn -= yyleng; \ 170 yycolumn -= yyleng; \
231 REJECT 171 REJECT
232 172
233 %} 173 %}
234 174
235 %x mem 175 %x mem
236 %s config 176 %s config
237 %x event 177 %x event
238 178
239 group [^,{}/]*[{][^}]*[}][^,{}/]* 179 group [^,{}/]*[{][^}]*[}][^,{}/]*
240 event_pmu [^,{}/]+[/][^/]*[/][^,{}/]* 180 event_pmu [^,{}/]+[/][^/]*[/][^,{}/]*
241 event [^,{}/]+ 181 event [^,{}/]+
>> 182 bpf_object [^,{}]+\.(o|bpf)[a-zA-Z0-9._]*
>> 183 bpf_source [^,{}]+\.c[a-zA-Z0-9._]*
242 184
243 num_dec [0-9]+ 185 num_dec [0-9]+
244 num_hex 0x[a-fA-F0-9]{1,16} !! 186 num_hex 0x[a-fA-F0-9]+
245 num_raw_hex [a-fA-F0-9]{1,16} !! 187 num_raw_hex [a-fA-F0-9]+
246 name [a-zA-Z0-9_*?\[\]][a-zA-Z0-9_* !! 188 name [a-zA-Z_*?\[\]][a-zA-Z0-9_*?.\[\]!\-]*
247 name_tag [\'][a-zA-Z0-9_*?\[\]][a-zA-Z0 !! 189 name_tag [\'][a-zA-Z_*?\[\]][a-zA-Z0-9_*?\-,\.\[\]:=]*[\']
248 name_minus [a-zA-Z_*?][a-zA-Z0-9\-_*?.:]* 190 name_minus [a-zA-Z_*?][a-zA-Z0-9\-_*?.:]*
249 drv_cfg_term [a-zA-Z0-9_\.]+(=[a-zA-Z0-9_*? 191 drv_cfg_term [a-zA-Z0-9_\.]+(=[a-zA-Z0-9_*?\.:]+)?
250 /* 192 /*
251 * If you add a modifier you need to update ch 193 * If you add a modifier you need to update check_modifier().
252 * Also, the letters in modifier_event must no 194 * Also, the letters in modifier_event must not be in modifier_bp.
253 */ 195 */
254 modifier_event [ukhpPGHSDIWebR]{1,16} !! 196 modifier_event [ukhpPGHSDIWeb]+
255 modifier_bp [rwx]{1,3} 197 modifier_bp [rwx]{1,3}
256 lc_type (L1-dcache|l1-d|l1d|L1-data|L1 198 lc_type (L1-dcache|l1-d|l1d|L1-data|L1-icache|l1-i|l1i|L1-instruction|LLC|L2|dTLB|d-tlb|Data-TLB|iTLB|i-tlb|Instruction-TLB|branch|branches|bpu|btb|bpc|node)
257 lc_op_result (load|loads|read|store|stores| 199 lc_op_result (load|loads|read|store|stores|write|prefetch|prefetches|speculative-read|speculative-load|refs|Reference|ops|access|misses|miss)
258 digit [0-9] 200 digit [0-9]
259 non_digit [^0-9] 201 non_digit [^0-9]
260 202
261 %% 203 %%
262 204
263 %{ 205 %{
264 struct parse_events_state *_parse_stat 206 struct parse_events_state *_parse_state = parse_events_get_extra(yyscanner);
265 { 207 {
266 int start_token = _parse_state 208 int start_token = _parse_state->stoken;
267 209
268 if (start_token == PE_START_TE 210 if (start_token == PE_START_TERMS)
269 BEGIN(config); 211 BEGIN(config);
270 else if (start_token == PE_STA 212 else if (start_token == PE_START_EVENTS)
271 BEGIN(event); 213 BEGIN(event);
272 214
273 if (start_token) { 215 if (start_token) {
274 _parse_state->stoken = 216 _parse_state->stoken = 0;
275 /* 217 /*
276 * The flex parser doe 218 * The flex parser does not init locations variable
277 * via the scan_string 219 * via the scan_string interface, so we need do the
278 * init in here. 220 * init in here.
279 */ 221 */
280 yycolumn = 0; 222 yycolumn = 0;
281 return start_token; 223 return start_token;
282 } 224 }
283 } 225 }
284 %} 226 %}
285 227
286 <event>{ 228 <event>{
287 229
288 {group} { 230 {group} {
289 BEGIN(INITIAL); 231 BEGIN(INITIAL);
290 REWIND(0); 232 REWIND(0);
291 } 233 }
292 234
293 {event_pmu} | 235 {event_pmu} |
>> 236 {bpf_object} |
>> 237 {bpf_source} |
294 {event} { 238 {event} {
295 BEGIN(INITIAL); 239 BEGIN(INITIAL);
296 REWIND(1); 240 REWIND(1);
297 return PE_EVENT_NAME; 241 return PE_EVENT_NAME;
298 } 242 }
299 243
300 <<EOF>> { 244 <<EOF>> {
301 BEGIN(INITIAL); 245 BEGIN(INITIAL);
302 REWIND(0); 246 REWIND(0);
303 } 247 }
304 , { 248 , {
305 return ','; 249 return ',';
306 } 250 }
307 } 251 }
308 252
309 <config>{ 253 <config>{
310 /* 254 /*
311 * Please update config_term_names whe 255 * Please update config_term_names when new static term is added.
312 */ 256 */
313 config { return term(yyscanne 257 config { return term(yyscanner, PARSE_EVENTS__TERM_TYPE_CONFIG); }
314 config1 { return term(yyscanne 258 config1 { return term(yyscanner, PARSE_EVENTS__TERM_TYPE_CONFIG1); }
315 config2 { return term(yyscanne 259 config2 { return term(yyscanner, PARSE_EVENTS__TERM_TYPE_CONFIG2); }
316 config3 { return term(yyscanne 260 config3 { return term(yyscanner, PARSE_EVENTS__TERM_TYPE_CONFIG3); }
317 name { return term(yyscanne 261 name { return term(yyscanner, PARSE_EVENTS__TERM_TYPE_NAME); }
318 period { return term(yyscanne 262 period { return term(yyscanner, PARSE_EVENTS__TERM_TYPE_SAMPLE_PERIOD); }
319 freq { return term(yyscanne 263 freq { return term(yyscanner, PARSE_EVENTS__TERM_TYPE_SAMPLE_FREQ); }
320 branch_type { return term(yyscanne 264 branch_type { return term(yyscanner, PARSE_EVENTS__TERM_TYPE_BRANCH_SAMPLE_TYPE); }
321 time { return term(yyscanne 265 time { return term(yyscanner, PARSE_EVENTS__TERM_TYPE_TIME); }
322 call-graph { return term(yyscanne 266 call-graph { return term(yyscanner, PARSE_EVENTS__TERM_TYPE_CALLGRAPH); }
323 stack-size { return term(yyscanne 267 stack-size { return term(yyscanner, PARSE_EVENTS__TERM_TYPE_STACKSIZE); }
324 max-stack { return term(yyscanne 268 max-stack { return term(yyscanner, PARSE_EVENTS__TERM_TYPE_MAX_STACK); }
325 nr { return term(yyscanne 269 nr { return term(yyscanner, PARSE_EVENTS__TERM_TYPE_MAX_EVENTS); }
326 inherit { return term(yyscanne 270 inherit { return term(yyscanner, PARSE_EVENTS__TERM_TYPE_INHERIT); }
327 no-inherit { return term(yyscanne 271 no-inherit { return term(yyscanner, PARSE_EVENTS__TERM_TYPE_NOINHERIT); }
328 overwrite { return term(yyscanne 272 overwrite { return term(yyscanner, PARSE_EVENTS__TERM_TYPE_OVERWRITE); }
329 no-overwrite { return term(yyscanne 273 no-overwrite { return term(yyscanner, PARSE_EVENTS__TERM_TYPE_NOOVERWRITE); }
330 percore { return term(yyscanne 274 percore { return term(yyscanner, PARSE_EVENTS__TERM_TYPE_PERCORE); }
331 aux-output { return term(yyscanne 275 aux-output { return term(yyscanner, PARSE_EVENTS__TERM_TYPE_AUX_OUTPUT); }
332 aux-sample-size { return term(yyscanne 276 aux-sample-size { return term(yyscanner, PARSE_EVENTS__TERM_TYPE_AUX_SAMPLE_SIZE); }
333 metric-id { return term(yyscanne 277 metric-id { return term(yyscanner, PARSE_EVENTS__TERM_TYPE_METRIC_ID); }
334 cpu-cycles|cycles 278 cpu-cycles|cycles { return hw_term(yyscanner, PERF_COUNT_HW_CPU_CYCLES); }
335 stalled-cycles-frontend|idle-cycles-frontend 279 stalled-cycles-frontend|idle-cycles-frontend { return hw_term(yyscanner, PERF_COUNT_HW_STALLED_CYCLES_FRONTEND); }
336 stalled-cycles-backend|idle-cycles-backend 280 stalled-cycles-backend|idle-cycles-backend { return hw_term(yyscanner, PERF_COUNT_HW_STALLED_CYCLES_BACKEND); }
337 instructions 281 instructions { return hw_term(yyscanner, PERF_COUNT_HW_INSTRUCTIONS); }
338 cache-references 282 cache-references { return hw_term(yyscanner, PERF_COUNT_HW_CACHE_REFERENCES); }
339 cache-misses 283 cache-misses { return hw_term(yyscanner, PERF_COUNT_HW_CACHE_MISSES); }
340 branch-instructions|branches 284 branch-instructions|branches { return hw_term(yyscanner, PERF_COUNT_HW_BRANCH_INSTRUCTIONS); }
341 branch-misses 285 branch-misses { return hw_term(yyscanner, PERF_COUNT_HW_BRANCH_MISSES); }
342 bus-cycles 286 bus-cycles { return hw_term(yyscanner, PERF_COUNT_HW_BUS_CYCLES); }
343 ref-cycles 287 ref-cycles { return hw_term(yyscanner, PERF_COUNT_HW_REF_CPU_CYCLES); }
344 r{num_raw_hex} { return str(yyscanner 288 r{num_raw_hex} { return str(yyscanner, PE_RAW); }
345 r0x{num_raw_hex} { return str(yyscanner 289 r0x{num_raw_hex} { return str(yyscanner, PE_RAW); }
346 , { return ','; } 290 , { return ','; }
347 "/" { BEGIN(INITIAL); retu 291 "/" { BEGIN(INITIAL); return '/'; }
348 {lc_type} { return lc_st 292 {lc_type} { return lc_str(yyscanner, _parse_state); }
349 {lc_type}-{lc_op_result} { return lc_st 293 {lc_type}-{lc_op_result} { return lc_str(yyscanner, _parse_state); }
350 {lc_type}-{lc_op_result}-{lc_op_result} { retu 294 {lc_type}-{lc_op_result}-{lc_op_result} { return lc_str(yyscanner, _parse_state); }
351 {name_minus} { return str(yyscanner 295 {name_minus} { return str(yyscanner, PE_NAME); }
352 @{drv_cfg_term} { return drv_str(yysca 296 @{drv_cfg_term} { return drv_str(yyscanner, PE_DRV_CFG_TERM); }
353 } 297 }
354 298
355 <mem>{ 299 <mem>{
356 {modifier_bp} { return str(yyscanner 300 {modifier_bp} { return str(yyscanner, PE_MODIFIER_BP); }
357 /* 301 /*
358 * The colon before memory access modi 302 * The colon before memory access modifiers can get mixed up with the
359 * colon before event modifiers. Fortu 303 * colon before event modifiers. Fortunately none of the option letters
360 * are the same, so trailing context c 304 * are the same, so trailing context can be used disambiguate the two
361 * cases. 305 * cases.
362 */ 306 */
363 ":"/{modifier_bp} { return PE_BP_COLON; 307 ":"/{modifier_bp} { return PE_BP_COLON; }
364 /* 308 /*
365 * The slash before memory length can 309 * The slash before memory length can get mixed up with the slash before
366 * config terms. Fortunately config te 310 * config terms. Fortunately config terms do not start with a numeric
367 * digit, so trailing context can be u 311 * digit, so trailing context can be used disambiguate the two cases.
368 */ 312 */
369 "/"/{digit} { return PE_BP_SLASH; 313 "/"/{digit} { return PE_BP_SLASH; }
370 "/"/{non_digit} { BEGIN(config); retur 314 "/"/{non_digit} { BEGIN(config); return '/'; }
371 {num_dec} { return value(_parse_ !! 315 {num_dec} { return value(yyscanner, 10); }
372 {num_hex} { return value(_parse_ !! 316 {num_hex} { return value(yyscanner, 16); }
373 /* 317 /*
374 * We need to separate 'mem:' scanner 318 * We need to separate 'mem:' scanner part, in order to get specific
375 * modifier bits parsed out. Otherwise 319 * modifier bits parsed out. Otherwise we would need to handle PE_NAME
376 * and we'd need to parse it manually. 320 * and we'd need to parse it manually. During the escape from <mem>
377 * state we need to put the escaping c 321 * state we need to put the escaping char back, so we dont miss it.
378 */ 322 */
379 . { unput(*yytext); BEGI 323 . { unput(*yytext); BEGIN(INITIAL); }
380 /* 324 /*
381 * We destroy the scanner after reachi 325 * We destroy the scanner after reaching EOF,
382 * but anyway just to be sure get back 326 * but anyway just to be sure get back to INIT state.
383 */ 327 */
384 <<EOF>> { BEGIN(INITIAL); } 328 <<EOF>> { BEGIN(INITIAL); }
385 } 329 }
386 330
387 cpu-cycles|cycles 331 cpu-cycles|cycles { return sym(yyscanner, PERF_TYPE_HARDWARE, PERF_COUNT_HW_CPU_CYCLES); }
388 stalled-cycles-frontend|idle-cycles-frontend 332 stalled-cycles-frontend|idle-cycles-frontend { return sym(yyscanner, PERF_TYPE_HARDWARE, PERF_COUNT_HW_STALLED_CYCLES_FRONTEND); }
389 stalled-cycles-backend|idle-cycles-backend 333 stalled-cycles-backend|idle-cycles-backend { return sym(yyscanner, PERF_TYPE_HARDWARE, PERF_COUNT_HW_STALLED_CYCLES_BACKEND); }
390 instructions 334 instructions { return sym(yyscanner, PERF_TYPE_HARDWARE, PERF_COUNT_HW_INSTRUCTIONS); }
391 cache-references 335 cache-references { return sym(yyscanner, PERF_TYPE_HARDWARE, PERF_COUNT_HW_CACHE_REFERENCES); }
392 cache-misses 336 cache-misses { return sym(yyscanner, PERF_TYPE_HARDWARE, PERF_COUNT_HW_CACHE_MISSES); }
393 branch-instructions|branches 337 branch-instructions|branches { return sym(yyscanner, PERF_TYPE_HARDWARE, PERF_COUNT_HW_BRANCH_INSTRUCTIONS); }
394 branch-misses 338 branch-misses { return sym(yyscanner, PERF_TYPE_HARDWARE, PERF_COUNT_HW_BRANCH_MISSES); }
395 bus-cycles 339 bus-cycles { return sym(yyscanner, PERF_TYPE_HARDWARE, PERF_COUNT_HW_BUS_CYCLES); }
396 ref-cycles 340 ref-cycles { return sym(yyscanner, PERF_TYPE_HARDWARE, PERF_COUNT_HW_REF_CPU_CYCLES); }
397 cpu-clock 341 cpu-clock { return sym(yyscanner, PERF_TYPE_SOFTWARE, PERF_COUNT_SW_CPU_CLOCK); }
398 task-clock 342 task-clock { return sym(yyscanner, PERF_TYPE_SOFTWARE, PERF_COUNT_SW_TASK_CLOCK); }
399 page-faults|faults 343 page-faults|faults { return sym(yyscanner, PERF_TYPE_SOFTWARE, PERF_COUNT_SW_PAGE_FAULTS); }
400 minor-faults 344 minor-faults { return sym(yyscanner, PERF_TYPE_SOFTWARE, PERF_COUNT_SW_PAGE_FAULTS_MIN); }
401 major-faults 345 major-faults { return sym(yyscanner, PERF_TYPE_SOFTWARE, PERF_COUNT_SW_PAGE_FAULTS_MAJ); }
402 context-switches|cs 346 context-switches|cs { return sym(yyscanner, PERF_TYPE_SOFTWARE, PERF_COUNT_SW_CONTEXT_SWITCHES); }
403 cpu-migrations|migrations 347 cpu-migrations|migrations { return sym(yyscanner, PERF_TYPE_SOFTWARE, PERF_COUNT_SW_CPU_MIGRATIONS); }
404 alignment-faults 348 alignment-faults { return sym(yyscanner, PERF_TYPE_SOFTWARE, PERF_COUNT_SW_ALIGNMENT_FAULTS); }
405 emulation-faults 349 emulation-faults { return sym(yyscanner, PERF_TYPE_SOFTWARE, PERF_COUNT_SW_EMULATION_FAULTS); }
406 dummy 350 dummy { return sym(yyscanner, PERF_TYPE_SOFTWARE, PERF_COUNT_SW_DUMMY); }
407 duration_time 351 duration_time { return tool(yyscanner, PERF_TOOL_DURATION_TIME); }
408 user_time 352 user_time { return tool(yyscanner, PERF_TOOL_USER_TIME); }
409 system_time 353 system_time { return tool(yyscanner, PERF_TOOL_SYSTEM_TIME); }
410 bpf-output 354 bpf-output { return sym(yyscanner, PERF_TYPE_SOFTWARE, PERF_COUNT_SW_BPF_OUTPUT); }
411 cgroup-switches 355 cgroup-switches { return sym(yyscanner, PERF_TYPE_SOFTWARE, PERF_COUNT_SW_CGROUP_SWITCHES); }
412 356
413 {lc_type} { return str(y 357 {lc_type} { return str(yyscanner, PE_LEGACY_CACHE); }
414 {lc_type}-{lc_op_result} { return str(y 358 {lc_type}-{lc_op_result} { return str(yyscanner, PE_LEGACY_CACHE); }
415 {lc_type}-{lc_op_result}-{lc_op_result} { retu 359 {lc_type}-{lc_op_result}-{lc_op_result} { return str(yyscanner, PE_LEGACY_CACHE); }
416 mem: { BEGIN(mem); return P 360 mem: { BEGIN(mem); return PE_PREFIX_MEM; }
417 r{num_raw_hex} { return str(yyscanner 361 r{num_raw_hex} { return str(yyscanner, PE_RAW); }
418 {num_dec} { return value(_parse_ !! 362 {num_dec} { return value(yyscanner, 10); }
419 {num_hex} { return value(_parse_ !! 363 {num_hex} { return value(yyscanner, 16); }
420 364
421 {modifier_event} { return modifiers(_pa !! 365 {modifier_event} { return str(yyscanner, PE_MODIFIER_EVENT); }
>> 366 {bpf_object} { if (!isbpf(yyscanner)) { USER_REJECT }; return str(yyscanner, PE_BPF_OBJECT); }
>> 367 {bpf_source} { if (!isbpf(yyscanner)) { USER_REJECT }; return str(yyscanner, PE_BPF_SOURCE); }
422 {name} { return str(yyscanner 368 {name} { return str(yyscanner, PE_NAME); }
423 {name_tag} { return str(yyscanner 369 {name_tag} { return str(yyscanner, PE_NAME); }
424 "/" { BEGIN(config); retur 370 "/" { BEGIN(config); return '/'; }
425 , { BEGIN(event); return 371 , { BEGIN(event); return ','; }
426 : { return ':'; } 372 : { return ':'; }
427 "{" { BEGIN(event); return 373 "{" { BEGIN(event); return '{'; }
428 "}" { return '}'; } 374 "}" { return '}'; }
429 = { return '='; } 375 = { return '='; }
430 \n { } 376 \n { }
431 . { } 377 . { }
432 378
433 %% 379 %%
434 380
435 int parse_events_wrap(void *scanner __maybe_un 381 int parse_events_wrap(void *scanner __maybe_unused)
436 { 382 {
437 return 1; 383 return 1;
438 } 384 }
Linux® is a registered trademark of Linus Torvalds in the United States and other countries.
TOMOYO® is a registered trademark of NTT DATA CORPORATION.