perf/util/parse-events.l

3 %option bison-bridge
6 %option bison-locations
15 #include "parse-events.h"
16 #include "parse-events-bison.h"
26 	return parse_events_get_column(scanner) - parse_events_get_leng(scanner);  in get_column()
38 		struct parse_events_error *error = parse_state->error;  in value()
47 	yylval->num = num;  in value()
56 	yylval->str = strdup(text);  in str()
66 	 * If a text tag specified on the command line  in quoted_str()
74 	yylval->str = strndup(&text[1], strlen(text) - 2);  in quoted_str()
80 	return str(scanner, state->match_legacy_cache_terms ? PE_LEGACY_CACHE : PE_NAME);  in lc_str()
99 	yylval->str = strdup(text + 1);  in drv_str()
105  * location debugging. If __alloc is non-zero set yylval to the text for the
114 		__yylval->str = strdup(text);			\
116 	yycolumn -= strlen(text);				\
124 	yylval->num = (type << 16) + config;  in sym()
132 	yylval->term_type = type;  in term()
141 	yylval->hardware_term.str = strdup(text);  in hw_term()
142 	yylval->hardware_term.num = PERF_TYPE_HARDWARE + config;  in hw_term()
149 	struct parse_events_error *error = parse_state->error;  in modifiers_error()
184 			 *  0 - SAMPLE_IP can have arbitrary skid  in modifiers()
185 			 *  1 - SAMPLE_IP must have constant skid  in modifiers()
186 			 *  2 - SAMPLE_IP requested to have 0 skid  in modifiers()
187 			 *  3 - SAMPLE_IP must have 0 skid  in modifiers()
192 				struct parse_events_error *error = parse_state->error;  in modifiers()
214 	yylval->mod = mod;  in modifiers()
220 	yylloc->last_column  = yylloc->first_column;	\
221 	yylloc->first_column = yycolumn;		\
226 	yycolumn -= yyleng;	\
239 num_dec		[0-9]+
240 num_hex		0x[a-fA-F0-9]{1,16}
241 num_raw_hex	[a-fA-F0-9]{1,16}
243 name_start      [a-zA-Z0-9_*?\[\]]
244 name		{name_start}[a-zA-Z0-9_*?.\[\]!\-]*
245 /* PE_NAME token when inside a config term list, allows ':'. */
246 term_name	{name_start}[a-zA-Z0-9_*?.\[\]!\-:]*
249  * Matches the RHS of terms like: name='COMPLEX_CYCLES_NAME:orig=cycles,desc=chip-clock-ticks'.
251 quoted_name	[\']{name_start}[a-zA-Z0-9_*?.\[\]!\-:,\.=]*[\']
252 drv_cfg_term	[a-zA-Z0-9_\.]+(=[a-zA-Z0-9_*?\.:]+)?
254  * If you add a modifier you need to update check_modifier().
259 lc_type 	(L1-dcache|l1-d|l1d|L1-data|L1-icache|l1-i|l1i|L1-instruction|LLC|L2|dTLB|d-tlb|Data-TLB|i…
260 lc_op_result	(load|loads|read|store|stores|write|prefetch|prefetches|speculative-read|speculative-l…
261 digit		[0-9]
262 non_digit	[^0-9]
269 		int start_token = _parse_state->stoken;
277 			_parse_state->stoken = 0;
325 call-graph		{ return term(yyscanner, PARSE_EVENTS__TERM_TYPE_CALLGRAPH); }
326 stack-size		{ return term(yyscanner, PARSE_EVENTS__TERM_TYPE_STACKSIZE); }
327 max-stack		{ return term(yyscanner, PARSE_EVENTS__TERM_TYPE_MAX_STACK); }
330 no-inherit		{ return term(yyscanner, PARSE_EVENTS__TERM_TYPE_NOINHERIT); }
332 no-overwrite		{ return term(yyscanner, PARSE_EVENTS__TERM_TYPE_NOOVERWRITE); }
334 aux-output		{ return term(yyscanner, PARSE_EVENTS__TERM_TYPE_AUX_OUTPUT); }
335 aux-action		{ return term(yyscanner, PARSE_EVENTS__TERM_TYPE_AUX_ACTION); }
336 aux-sample-size		{ return term(yyscanner, PARSE_EVENTS__TERM_TYPE_AUX_SAMPLE_SIZE); }
337 metric-id		{ return term(yyscanner, PARSE_EVENTS__TERM_TYPE_METRIC_ID); }
338 cpu-cycles|cycles				{ return hw_term(yyscanner, PERF_COUNT_HW_CPU_CYCLES); }
339 stalled-cycles-frontend|idle-cycles-frontend	{ return hw_term(yyscanner, PERF_COUNT_HW_STALLED_CYCL…
340 stalled-cycles-backend|idle-cycles-backend	{ return hw_term(yyscanner, PERF_COUNT_HW_STALLED_CYCLES…
342 cache-references				{ return hw_term(yyscanner, PERF_COUNT_HW_CACHE_REFERENCES); }
343 cache-misses					{ return hw_term(yyscanner, PERF_COUNT_HW_CACHE_MISSES); }
344 branch-instructions|branches			{ return hw_term(yyscanner, PERF_COUNT_HW_BRANCH_INSTRUCTIONS); }
345 branch-misses					{ return hw_term(yyscanner, PERF_COUNT_HW_BRANCH_MISSES); }
346 bus-cycles					{ return hw_term(yyscanner, PERF_COUNT_HW_BUS_CYCLES); }
347 ref-cycles					{ return hw_term(yyscanner, PERF_COUNT_HW_REF_CPU_CYCLES); }
353 {lc_type}-{lc_op_result}	{ return lc_str(yyscanner, _parse_state); }
354 {lc_type}-{lc_op_result}-{lc_op_result}	{ return lc_str(yyscanner, _parse_state); }
372 	 * config terms. Fortunately config terms do not start with a numeric
393 cpu-cycles|cycles				{ return sym(yyscanner, PERF_TYPE_HARDWARE, PERF_COUNT_HW_CPU_CYCLES); }
394 stalled-cycles-frontend|idle-cycles-frontend	{ return sym(yyscanner, PERF_TYPE_HARDWARE, PERF_COUNT…
395 stalled-cycles-backend|idle-cycles-backend	{ return sym(yyscanner, PERF_TYPE_HARDWARE, PERF_COUNT_H…
397 cache-references				{ return sym(yyscanner, PERF_TYPE_HARDWARE, PERF_COUNT_HW_CACHE_REFERENCES); }
398 cache-misses					{ return sym(yyscanner, PERF_TYPE_HARDWARE, PERF_COUNT_HW_CACHE_MISSES); }
399 branch-instructions|branches			{ return sym(yyscanner, PERF_TYPE_HARDWARE, PERF_COUNT_HW_BRANCH_INS…
400 branch-misses					{ return sym(yyscanner, PERF_TYPE_HARDWARE, PERF_COUNT_HW_BRANCH_MISSES); }
401 bus-cycles					{ return sym(yyscanner, PERF_TYPE_HARDWARE, PERF_COUNT_HW_BUS_CYCLES); }
402 ref-cycles					{ return sym(yyscanner, PERF_TYPE_HARDWARE, PERF_COUNT_HW_REF_CPU_CYCLES); }
403 cpu-clock					{ return sym(yyscanner, PERF_TYPE_SOFTWARE, PERF_COUNT_SW_CPU_CLOCK); }
404 task-clock					{ return sym(yyscanner, PERF_TYPE_SOFTWARE, PERF_COUNT_SW_TASK_CLOCK); }
405 page-faults|faults				{ return sym(yyscanner, PERF_TYPE_SOFTWARE, PERF_COUNT_SW_PAGE_FAULTS); }
406 minor-faults					{ return sym(yyscanner, PERF_TYPE_SOFTWARE, PERF_COUNT_SW_PAGE_FAULTS_MIN); }
407 major-faults					{ return sym(yyscanner, PERF_TYPE_SOFTWARE, PERF_COUNT_SW_PAGE_FAULTS_MAJ); }
408 context-switches|cs				{ return sym(yyscanner, PERF_TYPE_SOFTWARE, PERF_COUNT_SW_CONTEXT_SWITCHES);…
409 cpu-migrations|migrations			{ return sym(yyscanner, PERF_TYPE_SOFTWARE, PERF_COUNT_SW_CPU_MIGRATION…
410 alignment-faults				{ return sym(yyscanner, PERF_TYPE_SOFTWARE, PERF_COUNT_SW_ALIGNMENT_FAULTS); }
411 emulation-faults				{ return sym(yyscanner, PERF_TYPE_SOFTWARE, PERF_COUNT_SW_EMULATION_FAULTS); }
413 bpf-output					{ return sym(yyscanner, PERF_TYPE_SOFTWARE, PERF_COUNT_SW_BPF_OUTPUT); }
414 cgroup-switches					{ return sym(yyscanner, PERF_TYPE_SOFTWARE, PERF_COUNT_SW_CGROUP_SWITCHES); }
417 {lc_type}-{lc_op_result}	{ return str(yyscanner, PE_LEGACY_CACHE); }
418 {lc_type}-{lc_op_result}-{lc_op_result}	{ return str(yyscanner, PE_LEGACY_CACHE); }