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