6 #include "parse-options.h"
7 #include "parse-events.h"
32   { CHW(CPU_CYCLES),			"cpu-cycles",			"cycles"		},
33   { CHW(STALLED_CYCLES_FRONTEND),	"stalled-cycles-frontend",	"idle-cycles-frontend"	},
34   { CHW(STALLED_CYCLES_BACKEND),	"stalled-cycles-backend",	"idle-cycles-backend"	},
36   { CHW(CACHE_REFERENCES),		"cache-references",		""			},
37   { CHW(CACHE_MISSES),			"cache-misses",			""			},
38   { CHW(BRANCH_INSTRUCTIONS),		"branch-instructions",		"branches"		},
39   { CHW(BRANCH_MISSES),			"branch-misses",		""			},
40   { CHW(BUS_CYCLES),			"bus-cycles",			""			},
41   { CHW(REF_CPU_CYCLES),		"ref-cycles",			""			},
43   { CSW(CPU_CLOCK),			"cpu-clock",			""			},
44   { CSW(TASK_CLOCK),			"task-clock",			""			},
45   { CSW(PAGE_FAULTS),			"page-faults",			"faults"		},
46   { CSW(PAGE_FAULTS_MIN),		"minor-faults",			""			},
47   { CSW(PAGE_FAULTS_MAJ),		"major-faults",			""			},
48   { CSW(CONTEXT_SWITCHES),		"context-switches",		"cs"			},
49   { CSW(CPU_MIGRATIONS),		"cpu-migrations",		"migrations"		},
50   { CSW(ALIGNMENT_FAULTS),		"alignment-faults",		""			},
51   { CSW(EMULATION_FAULTS),		"emulation-faults",		""			},
65 	"cache-references",
66 	"cache-misses",
68 	"branch-misses",
69 	"bus-cycles",
70 	"stalled-cycles-frontend",
71 	"stalled-cycles-backend",
72 	"ref-cycles",
76 	"cpu-clock",
77 	"task-clock",
78 	"page-faults",
79 	"context-switches",
80 	"CPU-migrations",
81 	"minor-faults",
82 	"major-faults",
83 	"alignment-faults",
84 	"emulation-faults",
90  { "L1-dcache",	"l1-d",		"l1d",		"L1-data",		},
91  { "L1-icache",	"l1-i",		"l1i",		"L1-instruction",	},
93  { "dTLB",	"d-tlb",	"Data-TLB",				},
94  { "iTLB",	"i-tlb",	"Instruction-TLB",			},
102  { "prefetch",	"prefetches",	"speculative-read", "speculative-load",	},
120  * ITLB and BPU : Read-only
144 			sys_dir->d_name, evt_dir->d_name);  in tp_event_has_id()
147 		return -EINVAL;  in tp_event_has_id()
206 				path->system = malloc(MAX_EVENT_LENGTH);  in tracepoint_id_to_path()
207 				if (!path->system) {  in tracepoint_id_to_path()
211 				path->name = malloc(MAX_EVENT_LENGTH);  in tracepoint_id_to_path()
212 				if (!path->name) {  in tracepoint_id_to_path()
213 					free(path->system);  in tracepoint_id_to_path()
217 				strncpy(path->system, sys_dirent.d_name,  in tracepoint_id_to_path()
219 				strncpy(path->name, evt_dirent.d_name,  in tracepoint_id_to_path()
239 		snprintf(buf, TP_PATH_LEN, "%s:%s", path->system, path->name);  in tracepoint_id_to_name()
240 		free(path->name);  in tracepoint_id_to_name()
241 		free(path->system);  in tracepoint_id_to_name()
262 		sprintf(name, "%s-%s-%s", hw_cache[cache_type][0],  in event_cache_name()
266 		sprintf(name, "%s-%s", hw_cache[cache_type][0],  in event_cache_name()
286 		return "hardware-cache";  in event_type()
297 	u64 config = evsel->attr.config;  in event_name()
298 	int type = evsel->attr.type;  in event_name()
300 	if (evsel->name)  in event_name()
301 		return evsel->name;  in event_name()
319 		return "unknown-hardware";  in __event_name()
326 			return "unknown-ext-hardware-cache-type";  in __event_name()
330 			return "unknown-ext-hardware-cache-op";  in __event_name()
334 			return "unknown-ext-hardware-cache-result";  in __event_name()
337 			return "invalid-cache";  in __event_name()
345 		return "unknown-software";  in __event_name()
357 static int parse_aliases(const char **str, const char *names[][MAX_ALIASES], int size)  in parse_aliases()
360 	int n, longest = -1;  in parse_aliases()
363 		for (j = 0; j < MAX_ALIASES && names[i][j]; j++) {  in parse_aliases()
364 			n = strlen(names[i][j]);  in parse_aliases()
365 			if (n > longest && !strncasecmp(*str, names[i][j], n))  in parse_aliases()
374 	return -1;  in parse_aliases()
381 	int cache_type = -1, cache_op = -1, cache_result = -1;  in parse_generic_hw_event()
385 	 * No fallback - if we cannot get a clear cache type  in parse_generic_hw_event()
388 	if (cache_type == -1)  in parse_generic_hw_event()
391 	while ((cache_op == -1 || cache_result == -1) && *s == '-') {  in parse_generic_hw_event()
394 		if (cache_op == -1) {  in parse_generic_hw_event()
404 		if (cache_result == -1) {  in parse_generic_hw_event()
413 		 * to the '-'.  in parse_generic_hw_event()
415 		--s;  in parse_generic_hw_event()
422 	if (cache_op == -1)  in parse_generic_hw_event()
428 	if (cache_result == -1)  in parse_generic_hw_event()
431 	attr->config = cache_type | (cache_op << 8) | (cache_result << 16);  in parse_generic_hw_event()
432 	attr->type = PERF_TYPE_HW_CACHE;  in parse_generic_hw_event()
464 	attr->config = id;  in parse_single_tracepoint_event()
465 	attr->type = PERF_TYPE_TRACEPOINT;  in parse_single_tracepoint_event()
468 	attr->sample_type |= PERF_SAMPLE_RAW;  in parse_single_tracepoint_event()
469 	attr->sample_type |= PERF_SAMPLE_TIME;  in parse_single_tracepoint_event()
470 	attr->sample_type |= PERF_SAMPLE_CPU;  in parse_single_tracepoint_event()
472 	attr->sample_period = 1;  in parse_single_tracepoint_event()
500 		if (!strcmp(evt_ent->d_name, ".")  in parse_multiple_tracepoint_event()
501 		    || !strcmp(evt_ent->d_name, "..")  in parse_multiple_tracepoint_event()
502 		    || !strcmp(evt_ent->d_name, "enable")  in parse_multiple_tracepoint_event()
503 		    || !strcmp(evt_ent->d_name, "filter"))  in parse_multiple_tracepoint_event()
506 		if (!strglobmatch(evt_ent->d_name, evt_exp))  in parse_multiple_tracepoint_event()
510 			       evt_ent->d_name, flags ? ":" : "",  in parse_multiple_tracepoint_event()
538 	sys_length = evt_name - *strp;  in parse_tracepoint_event()
549 		evt_name = strndup(evt_name, comma_loc - evt_name);  in parse_tracepoint_event()
554 		evt_name = strndup(evt_name, flags - evt_name);  in parse_tracepoint_event()
583 			attr->bp_type |= HW_BREAKPOINT_R;  in parse_breakpoint_type()
586 			attr->bp_type |= HW_BREAKPOINT_W;  in parse_breakpoint_type()
589 			attr->bp_type |= HW_BREAKPOINT_X;  in parse_breakpoint_type()
595 	if (!attr->bp_type) /* Default */  in parse_breakpoint_type()
596 		attr->bp_type = HW_BREAKPOINT_R | HW_BREAKPOINT_W;  in parse_breakpoint_type()
616 	if (strncmp(*strp, "mem", target - *strp) != 0)  in parse_breakpoint_event()
625 	attr->bp_addr = addr;  in parse_breakpoint_event()
632 		attr->bp_type = HW_BREAKPOINT_R | HW_BREAKPOINT_W;  in parse_breakpoint_event()
643 	if (attr->bp_type == HW_BREAKPOINT_X)  in parse_breakpoint_event()
644 		attr->bp_len = sizeof(long);  in parse_breakpoint_event()
646 		attr->bp_len = HW_BREAKPOINT_LEN_4;  in parse_breakpoint_event()
648 	attr->type = PERF_TYPE_BREAKPOINT;  in parse_breakpoint_event()
680 			attr->type = event_symbols[i].type;  in parse_symbolic_event()
681 			attr->config = event_symbols[i].config;  in parse_symbolic_event()
705 		attr->type = PERF_TYPE_RAW;  in parse_raw_event()
706 		attr->config = config;  in parse_raw_event()
725 			attr->type = type;  in parse_numeric_event()
726 			attr->config = config;  in parse_numeric_event()
748 		return -1;  in parse_event_modifier()
779 		return -1;  in parse_event_modifier()
783 	attr->exclude_user   = eu;  in parse_event_modifier()
784 	attr->exclude_kernel = ek;  in parse_event_modifier()
785 	attr->exclude_hv     = eh;  in parse_event_modifier()
786 	attr->precise_ip     = precise;  in parse_event_modifier()
787 	attr->exclude_host   = eH;  in parse_event_modifier()
788 	attr->exclude_guest  = eG;  in parse_event_modifier()
794  * Each event can have multiple symbolic names.
795  * Symbolic names are (almost) exactly matched.
854 			return -1;  in parse_events()
857 			return -1;  in parse_events()
861 			evsel = perf_evsel__new(&attr, evlist->nr_entries);  in parse_events()
863 				return -1;  in parse_events()
866 			evsel->name = calloc(str - ostr + 1, 1);  in parse_events()
867 			if (!evsel->name)  in parse_events()
868 				return -1;  in parse_events()
869 			strncpy(evsel->name, ostr, str - ostr);  in parse_events()
886 	struct perf_evlist *evlist = *(struct perf_evlist **)opt->value;  in parse_events_option()
893 	struct perf_evlist *evlist = *(struct perf_evlist **)opt->value;  in parse_filter()
896 	if (evlist->nr_entries > 0)  in parse_filter()
897 		last = list_entry(evlist->entries.prev, struct perf_evsel, node);  in parse_filter()
899 	if (last == NULL || last->attr.type != PERF_TYPE_TRACEPOINT) {  in parse_filter()
901 			"-F option should follow a -e tracepoint option\n");  in parse_filter()
902 		return -1;  in parse_filter()
905 	last->filter = strdup(str);  in parse_filter()
906 	if (last->filter == NULL) {  in parse_filter()
908 		return -1;  in parse_filter()
959 			printf("  %-50s [%s]\n", evt_path,  in print_tracepoint_events()
1015 		if (type != syms->type)  in print_events_type()
1018 		if (strlen(syms->alias))  in print_events_type()
1020 				 syms->symbol, syms->alias);  in print_events_type()
1022 			snprintf(name, sizeof(name), "%s", syms->symbol);  in print_events_type()
1024 		printf("  %-50s [%s]\n", name,  in print_events_type()
1045 				printf("  %-50s [%s]\n", name,  in print_hwcache_events()
1062 	unsigned int i, type, prev_type = -1, printed = 0, ntypes_printed = 0;  in print_events()
1067 	printf("List of pre-defined events (to be used in -e):\n");  in print_events()
1070 		type = syms->type;  in print_events()
1079 		    !(strglobmatch(syms->symbol, event_glob) ||  in print_events()
1080 		      (syms->alias && strglobmatch(syms->alias, event_glob))))  in print_events()
1083 		if (strlen(syms->alias))  in print_events()
1084 			snprintf(name, MAX_NAME_LEN, "%s OR %s", syms->symbol, syms->alias);  in print_events()
1086 			strncpy(name, syms->symbol, MAX_NAME_LEN);  in print_events()
1087 		printf("  %-50s [%s]\n", name,  in print_events()
1104 	printf("  %-50s [%s]\n",  in print_events()
1105 		"rNNN (see 'perf list --help' on how to encode it)",  in print_events()
1109 	printf("  %-50s [%s]\n",  in print_events()