Commit | Line | Data |
---|---|---|
1b290d67 | 1 | #include "../../../include/linux/hw_breakpoint.h" |
8ad8db37 | 2 | #include "util.h" |
6b58e7f1 | 3 | #include "../perf.h" |
361c99a6 | 4 | #include "evlist.h" |
69aad6f1 | 5 | #include "evsel.h" |
8ad8db37 IM |
6 | #include "parse-options.h" |
7 | #include "parse-events.h" | |
8 | #include "exec_cmd.h" | |
a0055ae2 | 9 | #include "string.h" |
5aab621b | 10 | #include "symbol.h" |
5beeded1 | 11 | #include "cache.h" |
8755a8f2 | 12 | #include "header.h" |
549104f2 | 13 | #include "debugfs.h" |
ac20de6f | 14 | #include "parse-events-bison.h" |
90e2b22d | 15 | #define YY_EXTRA_TYPE int |
89812fc8 | 16 | #include "parse-events-flex.h" |
5f537a26 | 17 | #include "pmu.h" |
89812fc8 JO |
18 | |
19 | #define MAX_NAME_LEN 100 | |
8ad8db37 | 20 | |
8ad8db37 | 21 | struct event_symbol { |
83a0944f IM |
22 | u8 type; |
23 | u64 config; | |
24 | const char *symbol; | |
25 | const char *alias; | |
8ad8db37 IM |
26 | }; |
27 | ||
82ba1f2f JO |
28 | #ifdef PARSER_DEBUG |
29 | extern int parse_events_debug; | |
30 | #endif | |
ac20de6f | 31 | int parse_events_parse(void *data, void *scanner); |
bcd3279f | 32 | |
51e26842 JSR |
33 | #define CHW(x) .type = PERF_TYPE_HARDWARE, .config = PERF_COUNT_HW_##x |
34 | #define CSW(x) .type = PERF_TYPE_SOFTWARE, .config = PERF_COUNT_SW_##x | |
a21ca2ca | 35 | |
8ad8db37 | 36 | static struct event_symbol event_symbols[] = { |
129c04cb IM |
37 | { CHW(CPU_CYCLES), "cpu-cycles", "cycles" }, |
38 | { CHW(STALLED_CYCLES_FRONTEND), "stalled-cycles-frontend", "idle-cycles-frontend" }, | |
39 | { CHW(STALLED_CYCLES_BACKEND), "stalled-cycles-backend", "idle-cycles-backend" }, | |
40 | { CHW(INSTRUCTIONS), "instructions", "" }, | |
41 | { CHW(CACHE_REFERENCES), "cache-references", "" }, | |
42 | { CHW(CACHE_MISSES), "cache-misses", "" }, | |
43 | { CHW(BRANCH_INSTRUCTIONS), "branch-instructions", "branches" }, | |
44 | { CHW(BRANCH_MISSES), "branch-misses", "" }, | |
45 | { CHW(BUS_CYCLES), "bus-cycles", "" }, | |
f1ac18af | 46 | { CHW(REF_CPU_CYCLES), "ref-cycles", "" }, |
129c04cb IM |
47 | |
48 | { CSW(CPU_CLOCK), "cpu-clock", "" }, | |
49 | { CSW(TASK_CLOCK), "task-clock", "" }, | |
50 | { CSW(PAGE_FAULTS), "page-faults", "faults" }, | |
51 | { CSW(PAGE_FAULTS_MIN), "minor-faults", "" }, | |
52 | { CSW(PAGE_FAULTS_MAJ), "major-faults", "" }, | |
53 | { CSW(CONTEXT_SWITCHES), "context-switches", "cs" }, | |
54 | { CSW(CPU_MIGRATIONS), "cpu-migrations", "migrations" }, | |
55 | { CSW(ALIGNMENT_FAULTS), "alignment-faults", "" }, | |
56 | { CSW(EMULATION_FAULTS), "emulation-faults", "" }, | |
8ad8db37 IM |
57 | }; |
58 | ||
cdd6c482 IM |
59 | #define __PERF_EVENT_FIELD(config, name) \ |
60 | ((config & PERF_EVENT_##name##_MASK) >> PERF_EVENT_##name##_SHIFT) | |
5242519b | 61 | |
1fc570ad | 62 | #define PERF_EVENT_RAW(config) __PERF_EVENT_FIELD(config, RAW) |
cdd6c482 | 63 | #define PERF_EVENT_CONFIG(config) __PERF_EVENT_FIELD(config, CONFIG) |
1fc570ad | 64 | #define PERF_EVENT_TYPE(config) __PERF_EVENT_FIELD(config, TYPE) |
cdd6c482 | 65 | #define PERF_EVENT_ID(config) __PERF_EVENT_FIELD(config, EVENT) |
5242519b | 66 | |
d3d1e86d | 67 | static const char *sw_event_names[PERF_COUNT_SW_MAX] = { |
749141d9 IM |
68 | "cpu-clock", |
69 | "task-clock", | |
8faf3b54 IM |
70 | "page-faults", |
71 | "context-switches", | |
72 | "CPU-migrations", | |
73 | "minor-faults", | |
74 | "major-faults", | |
f7d79860 AB |
75 | "alignment-faults", |
76 | "emulation-faults", | |
5242519b IM |
77 | }; |
78 | ||
8326f44d IM |
79 | #define MAX_ALIASES 8 |
80 | ||
0111919d | 81 | static const char *hw_cache[PERF_COUNT_HW_CACHE_MAX][MAX_ALIASES] = { |
9590b7ba AB |
82 | { "L1-dcache", "l1-d", "l1d", "L1-data", }, |
83 | { "L1-icache", "l1-i", "l1i", "L1-instruction", }, | |
0111919d | 84 | { "LLC", "L2", }, |
e5c59547 JSR |
85 | { "dTLB", "d-tlb", "Data-TLB", }, |
86 | { "iTLB", "i-tlb", "Instruction-TLB", }, | |
87 | { "branch", "branches", "bpu", "btb", "bpc", }, | |
0111919d | 88 | { "node", }, |
8326f44d IM |
89 | }; |
90 | ||
0111919d | 91 | static const char *hw_cache_op[PERF_COUNT_HW_CACHE_OP_MAX][MAX_ALIASES] = { |
e5c59547 JSR |
92 | { "load", "loads", "read", }, |
93 | { "store", "stores", "write", }, | |
94 | { "prefetch", "prefetches", "speculative-read", "speculative-load", }, | |
8326f44d IM |
95 | }; |
96 | ||
0111919d JO |
97 | static const char *hw_cache_result[PERF_COUNT_HW_CACHE_RESULT_MAX] |
98 | [MAX_ALIASES] = { | |
e5c59547 JSR |
99 | { "refs", "Reference", "ops", "access", }, |
100 | { "misses", "miss", }, | |
8326f44d IM |
101 | }; |
102 | ||
06813f6c JSR |
103 | #define C(x) PERF_COUNT_HW_CACHE_##x |
104 | #define CACHE_READ (1 << C(OP_READ)) | |
105 | #define CACHE_WRITE (1 << C(OP_WRITE)) | |
106 | #define CACHE_PREFETCH (1 << C(OP_PREFETCH)) | |
107 | #define COP(x) (1 << x) | |
108 | ||
109 | /* | |
110 | * cache operartion stat | |
111 | * L1I : Read and prefetch only | |
112 | * ITLB and BPU : Read-only | |
113 | */ | |
114 | static unsigned long hw_cache_stat[C(MAX)] = { | |
115 | [C(L1D)] = (CACHE_READ | CACHE_WRITE | CACHE_PREFETCH), | |
116 | [C(L1I)] = (CACHE_READ | CACHE_PREFETCH), | |
117 | [C(LL)] = (CACHE_READ | CACHE_WRITE | CACHE_PREFETCH), | |
118 | [C(DTLB)] = (CACHE_READ | CACHE_WRITE | CACHE_PREFETCH), | |
119 | [C(ITLB)] = (CACHE_READ), | |
120 | [C(BPU)] = (CACHE_READ), | |
0111919d | 121 | [C(NODE)] = (CACHE_READ | CACHE_WRITE | CACHE_PREFETCH), |
06813f6c JSR |
122 | }; |
123 | ||
6b58e7f1 | 124 | #define for_each_subsystem(sys_dir, sys_dirent, sys_next) \ |
f6bdafef | 125 | while (!readdir_r(sys_dir, &sys_dirent, &sys_next) && sys_next) \ |
6b58e7f1 | 126 | if (sys_dirent.d_type == DT_DIR && \ |
f6bdafef JB |
127 | (strcmp(sys_dirent.d_name, ".")) && \ |
128 | (strcmp(sys_dirent.d_name, ".."))) | |
129 | ||
ae07b63f PZ |
130 | static int tp_event_has_id(struct dirent *sys_dir, struct dirent *evt_dir) |
131 | { | |
132 | char evt_path[MAXPATHLEN]; | |
133 | int fd; | |
134 | ||
ebf294bf | 135 | snprintf(evt_path, MAXPATHLEN, "%s/%s/%s/id", tracing_events_path, |
ae07b63f PZ |
136 | sys_dir->d_name, evt_dir->d_name); |
137 | fd = open(evt_path, O_RDONLY); | |
138 | if (fd < 0) | |
139 | return -EINVAL; | |
140 | close(fd); | |
141 | ||
142 | return 0; | |
143 | } | |
144 | ||
6b58e7f1 | 145 | #define for_each_event(sys_dirent, evt_dir, evt_dirent, evt_next) \ |
f6bdafef | 146 | while (!readdir_r(evt_dir, &evt_dirent, &evt_next) && evt_next) \ |
6b58e7f1 | 147 | if (evt_dirent.d_type == DT_DIR && \ |
f6bdafef | 148 | (strcmp(evt_dirent.d_name, ".")) && \ |
ae07b63f PZ |
149 | (strcmp(evt_dirent.d_name, "..")) && \ |
150 | (!tp_event_has_id(&sys_dirent, &evt_dirent))) | |
f6bdafef | 151 | |
270bbbe8 | 152 | #define MAX_EVENT_LENGTH 512 |
f6bdafef | 153 | |
f6bdafef | 154 | |
1ef2ed10 | 155 | struct tracepoint_path *tracepoint_id_to_path(u64 config) |
f6bdafef | 156 | { |
1ef2ed10 | 157 | struct tracepoint_path *path = NULL; |
f6bdafef JB |
158 | DIR *sys_dir, *evt_dir; |
159 | struct dirent *sys_next, *evt_next, sys_dirent, evt_dirent; | |
8aa8a7c8 | 160 | char id_buf[24]; |
725b1368 | 161 | int fd; |
f6bdafef JB |
162 | u64 id; |
163 | char evt_path[MAXPATHLEN]; | |
725b1368 | 164 | char dir_path[MAXPATHLEN]; |
f6bdafef | 165 | |
ebf294bf | 166 | if (debugfs_valid_mountpoint(tracing_events_path)) |
1ef2ed10 | 167 | return NULL; |
f6bdafef | 168 | |
ebf294bf | 169 | sys_dir = opendir(tracing_events_path); |
f6bdafef | 170 | if (!sys_dir) |
725b1368 | 171 | return NULL; |
6b58e7f1 UD |
172 | |
173 | for_each_subsystem(sys_dir, sys_dirent, sys_next) { | |
725b1368 | 174 | |
ebf294bf | 175 | snprintf(dir_path, MAXPATHLEN, "%s/%s", tracing_events_path, |
725b1368 ED |
176 | sys_dirent.d_name); |
177 | evt_dir = opendir(dir_path); | |
178 | if (!evt_dir) | |
6b58e7f1 | 179 | continue; |
725b1368 | 180 | |
6b58e7f1 | 181 | for_each_event(sys_dirent, evt_dir, evt_dirent, evt_next) { |
725b1368 ED |
182 | |
183 | snprintf(evt_path, MAXPATHLEN, "%s/%s/id", dir_path, | |
f6bdafef | 184 | evt_dirent.d_name); |
725b1368 | 185 | fd = open(evt_path, O_RDONLY); |
f6bdafef JB |
186 | if (fd < 0) |
187 | continue; | |
188 | if (read(fd, id_buf, sizeof(id_buf)) < 0) { | |
189 | close(fd); | |
190 | continue; | |
191 | } | |
192 | close(fd); | |
193 | id = atoll(id_buf); | |
194 | if (id == config) { | |
195 | closedir(evt_dir); | |
196 | closedir(sys_dir); | |
59b4caeb | 197 | path = zalloc(sizeof(*path)); |
1ef2ed10 FW |
198 | path->system = malloc(MAX_EVENT_LENGTH); |
199 | if (!path->system) { | |
200 | free(path); | |
201 | return NULL; | |
202 | } | |
203 | path->name = malloc(MAX_EVENT_LENGTH); | |
204 | if (!path->name) { | |
205 | free(path->system); | |
206 | free(path); | |
207 | return NULL; | |
208 | } | |
209 | strncpy(path->system, sys_dirent.d_name, | |
210 | MAX_EVENT_LENGTH); | |
211 | strncpy(path->name, evt_dirent.d_name, | |
212 | MAX_EVENT_LENGTH); | |
213 | return path; | |
f6bdafef JB |
214 | } |
215 | } | |
216 | closedir(evt_dir); | |
217 | } | |
218 | ||
f6bdafef | 219 | closedir(sys_dir); |
1ef2ed10 FW |
220 | return NULL; |
221 | } | |
222 | ||
223 | #define TP_PATH_LEN (MAX_EVENT_LENGTH * 2 + 1) | |
224 | static const char *tracepoint_id_to_name(u64 config) | |
225 | { | |
226 | static char buf[TP_PATH_LEN]; | |
227 | struct tracepoint_path *path; | |
228 | ||
229 | path = tracepoint_id_to_path(config); | |
230 | if (path) { | |
231 | snprintf(buf, TP_PATH_LEN, "%s:%s", path->system, path->name); | |
232 | free(path->name); | |
233 | free(path->system); | |
234 | free(path); | |
235 | } else | |
236 | snprintf(buf, TP_PATH_LEN, "%s:%s", "unknown", "unknown"); | |
237 | ||
238 | return buf; | |
f6bdafef JB |
239 | } |
240 | ||
06813f6c JSR |
241 | static int is_cache_op_valid(u8 cache_type, u8 cache_op) |
242 | { | |
243 | if (hw_cache_stat[cache_type] & COP(cache_op)) | |
244 | return 1; /* valid */ | |
245 | else | |
246 | return 0; /* invalid */ | |
247 | } | |
248 | ||
e5c59547 JSR |
249 | static char *event_cache_name(u8 cache_type, u8 cache_op, u8 cache_result) |
250 | { | |
251 | static char name[50]; | |
252 | ||
253 | if (cache_result) { | |
254 | sprintf(name, "%s-%s-%s", hw_cache[cache_type][0], | |
255 | hw_cache_op[cache_op][0], | |
256 | hw_cache_result[cache_result][0]); | |
257 | } else { | |
258 | sprintf(name, "%s-%s", hw_cache[cache_type][0], | |
259 | hw_cache_op[cache_op][1]); | |
260 | } | |
261 | ||
262 | return name; | |
263 | } | |
264 | ||
1424dc96 DA |
265 | const char *event_type(int type) |
266 | { | |
267 | switch (type) { | |
268 | case PERF_TYPE_HARDWARE: | |
269 | return "hardware"; | |
270 | ||
271 | case PERF_TYPE_SOFTWARE: | |
272 | return "software"; | |
273 | ||
274 | case PERF_TYPE_TRACEPOINT: | |
275 | return "tracepoint"; | |
276 | ||
277 | case PERF_TYPE_HW_CACHE: | |
278 | return "hardware-cache"; | |
279 | ||
280 | default: | |
281 | break; | |
282 | } | |
283 | ||
284 | return "unknown"; | |
285 | } | |
286 | ||
69aad6f1 | 287 | const char *event_name(struct perf_evsel *evsel) |
5242519b | 288 | { |
69aad6f1 ACM |
289 | u64 config = evsel->attr.config; |
290 | int type = evsel->attr.type; | |
8f18aec5 | 291 | |
c410431c ACM |
292 | if (type == PERF_TYPE_RAW || type == PERF_TYPE_HARDWARE) { |
293 | /* | |
294 | * XXX minimal fix, see comment on perf_evsen__name, this static buffer | |
295 | * will go away together with event_name in the next devel cycle. | |
296 | */ | |
297 | static char bf[128]; | |
298 | perf_evsel__name(evsel, bf, sizeof(bf)); | |
299 | return bf; | |
300 | } | |
301 | ||
f0c55bcf SE |
302 | if (evsel->name) |
303 | return evsel->name; | |
304 | ||
8f18aec5 PZ |
305 | return __event_name(type, config); |
306 | } | |
307 | ||
83a0944f | 308 | const char *__event_name(int type, u64 config) |
8f18aec5 | 309 | { |
5242519b IM |
310 | static char buf[32]; |
311 | ||
8f18aec5 | 312 | if (type == PERF_TYPE_RAW) { |
9486aa38 | 313 | sprintf(buf, "raw 0x%" PRIx64, config); |
5242519b IM |
314 | return buf; |
315 | } | |
316 | ||
317 | switch (type) { | |
318 | case PERF_TYPE_HARDWARE: | |
c410431c | 319 | return __perf_evsel__hw_name(config); |
5242519b | 320 | |
8326f44d | 321 | case PERF_TYPE_HW_CACHE: { |
9cffa8d5 | 322 | u8 cache_type, cache_op, cache_result; |
8326f44d IM |
323 | |
324 | cache_type = (config >> 0) & 0xff; | |
325 | if (cache_type > PERF_COUNT_HW_CACHE_MAX) | |
326 | return "unknown-ext-hardware-cache-type"; | |
327 | ||
328 | cache_op = (config >> 8) & 0xff; | |
8faf3b54 IM |
329 | if (cache_op > PERF_COUNT_HW_CACHE_OP_MAX) |
330 | return "unknown-ext-hardware-cache-op"; | |
8326f44d IM |
331 | |
332 | cache_result = (config >> 16) & 0xff; | |
8faf3b54 IM |
333 | if (cache_result > PERF_COUNT_HW_CACHE_RESULT_MAX) |
334 | return "unknown-ext-hardware-cache-result"; | |
8326f44d | 335 | |
06813f6c JSR |
336 | if (!is_cache_op_valid(cache_type, cache_op)) |
337 | return "invalid-cache"; | |
8326f44d | 338 | |
e5c59547 | 339 | return event_cache_name(cache_type, cache_op, cache_result); |
8326f44d IM |
340 | } |
341 | ||
5242519b | 342 | case PERF_TYPE_SOFTWARE: |
1fc570ad | 343 | if (config < PERF_COUNT_SW_MAX && sw_event_names[config]) |
a21ca2ca | 344 | return sw_event_names[config]; |
5242519b IM |
345 | return "unknown-software"; |
346 | ||
f6bdafef JB |
347 | case PERF_TYPE_TRACEPOINT: |
348 | return tracepoint_id_to_name(config); | |
349 | ||
5242519b IM |
350 | default: |
351 | break; | |
352 | } | |
353 | ||
354 | return "unknown"; | |
355 | } | |
356 | ||
b847cbdc | 357 | static int add_event(struct list_head **_list, int *idx, |
89812fc8 JO |
358 | struct perf_event_attr *attr, char *name) |
359 | { | |
360 | struct perf_evsel *evsel; | |
b847cbdc JO |
361 | struct list_head *list = *_list; |
362 | ||
363 | if (!list) { | |
364 | list = malloc(sizeof(*list)); | |
365 | if (!list) | |
366 | return -ENOMEM; | |
367 | INIT_LIST_HEAD(list); | |
368 | } | |
89812fc8 JO |
369 | |
370 | event_attr_init(attr); | |
371 | ||
372 | evsel = perf_evsel__new(attr, (*idx)++); | |
b847cbdc JO |
373 | if (!evsel) { |
374 | free(list); | |
89812fc8 | 375 | return -ENOMEM; |
b847cbdc | 376 | } |
89812fc8 JO |
377 | |
378 | evsel->name = strdup(name); | |
b847cbdc JO |
379 | list_add_tail(&evsel->node, list); |
380 | *_list = list; | |
89812fc8 JO |
381 | return 0; |
382 | } | |
383 | ||
384 | static int parse_aliases(char *str, const char *names[][MAX_ALIASES], int size) | |
8326f44d IM |
385 | { |
386 | int i, j; | |
61c45981 | 387 | int n, longest = -1; |
8326f44d IM |
388 | |
389 | for (i = 0; i < size; i++) { | |
61c45981 PM |
390 | for (j = 0; j < MAX_ALIASES && names[i][j]; j++) { |
391 | n = strlen(names[i][j]); | |
89812fc8 | 392 | if (n > longest && !strncasecmp(str, names[i][j], n)) |
61c45981 PM |
393 | longest = n; |
394 | } | |
89812fc8 | 395 | if (longest > 0) |
61c45981 | 396 | return i; |
8326f44d IM |
397 | } |
398 | ||
8953645f | 399 | return -1; |
8326f44d IM |
400 | } |
401 | ||
b847cbdc | 402 | int parse_events_add_cache(struct list_head **list, int *idx, |
89812fc8 | 403 | char *type, char *op_result1, char *op_result2) |
8326f44d | 404 | { |
89812fc8 JO |
405 | struct perf_event_attr attr; |
406 | char name[MAX_NAME_LEN]; | |
61c45981 | 407 | int cache_type = -1, cache_op = -1, cache_result = -1; |
89812fc8 JO |
408 | char *op_result[2] = { op_result1, op_result2 }; |
409 | int i, n; | |
8326f44d | 410 | |
8326f44d IM |
411 | /* |
412 | * No fallback - if we cannot get a clear cache type | |
413 | * then bail out: | |
414 | */ | |
89812fc8 JO |
415 | cache_type = parse_aliases(type, hw_cache, |
416 | PERF_COUNT_HW_CACHE_MAX); | |
8326f44d | 417 | if (cache_type == -1) |
89812fc8 JO |
418 | return -EINVAL; |
419 | ||
420 | n = snprintf(name, MAX_NAME_LEN, "%s", type); | |
61c45981 | 421 | |
89812fc8 JO |
422 | for (i = 0; (i < 2) && (op_result[i]); i++) { |
423 | char *str = op_result[i]; | |
424 | ||
425 | snprintf(name + n, MAX_NAME_LEN - n, "-%s\n", str); | |
61c45981 PM |
426 | |
427 | if (cache_op == -1) { | |
89812fc8 JO |
428 | cache_op = parse_aliases(str, hw_cache_op, |
429 | PERF_COUNT_HW_CACHE_OP_MAX); | |
61c45981 PM |
430 | if (cache_op >= 0) { |
431 | if (!is_cache_op_valid(cache_type, cache_op)) | |
89812fc8 | 432 | return -EINVAL; |
61c45981 PM |
433 | continue; |
434 | } | |
435 | } | |
436 | ||
437 | if (cache_result == -1) { | |
89812fc8 | 438 | cache_result = parse_aliases(str, hw_cache_result, |
61c45981 PM |
439 | PERF_COUNT_HW_CACHE_RESULT_MAX); |
440 | if (cache_result >= 0) | |
441 | continue; | |
442 | } | |
61c45981 | 443 | } |
8326f44d | 444 | |
8326f44d IM |
445 | /* |
446 | * Fall back to reads: | |
447 | */ | |
8953645f IM |
448 | if (cache_op == -1) |
449 | cache_op = PERF_COUNT_HW_CACHE_OP_READ; | |
8326f44d | 450 | |
8326f44d IM |
451 | /* |
452 | * Fall back to accesses: | |
453 | */ | |
454 | if (cache_result == -1) | |
455 | cache_result = PERF_COUNT_HW_CACHE_RESULT_ACCESS; | |
456 | ||
89812fc8 JO |
457 | memset(&attr, 0, sizeof(attr)); |
458 | attr.config = cache_type | (cache_op << 8) | (cache_result << 16); | |
459 | attr.type = PERF_TYPE_HW_CACHE; | |
460 | return add_event(list, idx, &attr, name); | |
bcd3279f FW |
461 | } |
462 | ||
b847cbdc | 463 | static int add_tracepoint(struct list_head **list, int *idx, |
89812fc8 | 464 | char *sys_name, char *evt_name) |
bcd3279f | 465 | { |
89812fc8 JO |
466 | struct perf_event_attr attr; |
467 | char name[MAX_NAME_LEN]; | |
bcd3279f FW |
468 | char evt_path[MAXPATHLEN]; |
469 | char id_buf[4]; | |
470 | u64 id; | |
471 | int fd; | |
472 | ||
ebf294bf | 473 | snprintf(evt_path, MAXPATHLEN, "%s/%s/%s/id", tracing_events_path, |
bcd3279f FW |
474 | sys_name, evt_name); |
475 | ||
476 | fd = open(evt_path, O_RDONLY); | |
477 | if (fd < 0) | |
89812fc8 | 478 | return -1; |
bcd3279f FW |
479 | |
480 | if (read(fd, id_buf, sizeof(id_buf)) < 0) { | |
481 | close(fd); | |
89812fc8 | 482 | return -1; |
bcd3279f FW |
483 | } |
484 | ||
485 | close(fd); | |
486 | id = atoll(id_buf); | |
bcd3279f | 487 | |
89812fc8 JO |
488 | memset(&attr, 0, sizeof(attr)); |
489 | attr.config = id; | |
490 | attr.type = PERF_TYPE_TRACEPOINT; | |
491 | attr.sample_type |= PERF_SAMPLE_RAW; | |
492 | attr.sample_type |= PERF_SAMPLE_TIME; | |
493 | attr.sample_type |= PERF_SAMPLE_CPU; | |
494 | attr.sample_period = 1; | |
5710fcad | 495 | |
89812fc8 JO |
496 | snprintf(name, MAX_NAME_LEN, "%s:%s", sys_name, evt_name); |
497 | return add_event(list, idx, &attr, name); | |
8326f44d IM |
498 | } |
499 | ||
b847cbdc | 500 | static int add_tracepoint_multi(struct list_head **list, int *idx, |
89812fc8 | 501 | char *sys_name, char *evt_name) |
bcd3279f FW |
502 | { |
503 | char evt_path[MAXPATHLEN]; | |
504 | struct dirent *evt_ent; | |
505 | DIR *evt_dir; | |
89812fc8 | 506 | int ret = 0; |
bcd3279f | 507 | |
ebf294bf | 508 | snprintf(evt_path, MAXPATHLEN, "%s/%s", tracing_events_path, sys_name); |
bcd3279f | 509 | evt_dir = opendir(evt_path); |
bcd3279f FW |
510 | if (!evt_dir) { |
511 | perror("Can't open event dir"); | |
89812fc8 | 512 | return -1; |
bcd3279f FW |
513 | } |
514 | ||
89812fc8 | 515 | while (!ret && (evt_ent = readdir(evt_dir))) { |
bcd3279f FW |
516 | if (!strcmp(evt_ent->d_name, ".") |
517 | || !strcmp(evt_ent->d_name, "..") | |
518 | || !strcmp(evt_ent->d_name, "enable") | |
519 | || !strcmp(evt_ent->d_name, "filter")) | |
520 | continue; | |
521 | ||
89812fc8 | 522 | if (!strglobmatch(evt_ent->d_name, evt_name)) |
fb1d2edf MH |
523 | continue; |
524 | ||
89812fc8 | 525 | ret = add_tracepoint(list, idx, sys_name, evt_ent->d_name); |
bcd3279f FW |
526 | } |
527 | ||
89812fc8 | 528 | return ret; |
bcd3279f FW |
529 | } |
530 | ||
b847cbdc | 531 | int parse_events_add_tracepoint(struct list_head **list, int *idx, |
89812fc8 | 532 | char *sys, char *event) |
f6bdafef | 533 | { |
89812fc8 | 534 | int ret; |
f6bdafef | 535 | |
89812fc8 JO |
536 | ret = debugfs_valid_mountpoint(tracing_events_path); |
537 | if (ret) | |
538 | return ret; | |
f6bdafef | 539 | |
89812fc8 JO |
540 | return strpbrk(event, "*?") ? |
541 | add_tracepoint_multi(list, idx, sys, event) : | |
542 | add_tracepoint(list, idx, sys, event); | |
f6bdafef JB |
543 | } |
544 | ||
89812fc8 JO |
545 | static int |
546 | parse_breakpoint_type(const char *type, struct perf_event_attr *attr) | |
1b290d67 FW |
547 | { |
548 | int i; | |
549 | ||
550 | for (i = 0; i < 3; i++) { | |
89812fc8 | 551 | if (!type || !type[i]) |
1b290d67 FW |
552 | break; |
553 | ||
554 | switch (type[i]) { | |
555 | case 'r': | |
556 | attr->bp_type |= HW_BREAKPOINT_R; | |
557 | break; | |
558 | case 'w': | |
559 | attr->bp_type |= HW_BREAKPOINT_W; | |
560 | break; | |
561 | case 'x': | |
562 | attr->bp_type |= HW_BREAKPOINT_X; | |
563 | break; | |
564 | default: | |
89812fc8 | 565 | return -EINVAL; |
1b290d67 FW |
566 | } |
567 | } | |
89812fc8 | 568 | |
1b290d67 FW |
569 | if (!attr->bp_type) /* Default */ |
570 | attr->bp_type = HW_BREAKPOINT_R | HW_BREAKPOINT_W; | |
571 | ||
89812fc8 | 572 | return 0; |
1b290d67 FW |
573 | } |
574 | ||
b847cbdc | 575 | int parse_events_add_breakpoint(struct list_head **list, int *idx, |
89812fc8 | 576 | void *ptr, char *type) |
1b290d67 | 577 | { |
89812fc8 JO |
578 | struct perf_event_attr attr; |
579 | char name[MAX_NAME_LEN]; | |
1b290d67 | 580 | |
89812fc8 | 581 | memset(&attr, 0, sizeof(attr)); |
9fafd98f | 582 | attr.bp_addr = (unsigned long) ptr; |
1b290d67 | 583 | |
89812fc8 JO |
584 | if (parse_breakpoint_type(type, &attr)) |
585 | return -EINVAL; | |
1b290d67 | 586 | |
aa59a485 FW |
587 | /* |
588 | * We should find a nice way to override the access length | |
589 | * Provide some defaults for now | |
590 | */ | |
89812fc8 JO |
591 | if (attr.bp_type == HW_BREAKPOINT_X) |
592 | attr.bp_len = sizeof(long); | |
aa59a485 | 593 | else |
89812fc8 | 594 | attr.bp_len = HW_BREAKPOINT_LEN_4; |
61c45981 | 595 | |
89812fc8 | 596 | attr.type = PERF_TYPE_BREAKPOINT; |
b908debd | 597 | |
89812fc8 JO |
598 | snprintf(name, MAX_NAME_LEN, "mem:%p:%s", ptr, type ? type : "rw"); |
599 | return add_event(list, idx, &attr, name); | |
74d5b588 JSR |
600 | } |
601 | ||
8f707d84 JO |
602 | static int config_term(struct perf_event_attr *attr, |
603 | struct parse_events__term *term) | |
604 | { | |
16fa7e82 JO |
605 | #define CHECK_TYPE_VAL(type) \ |
606 | do { \ | |
607 | if (PARSE_EVENTS__TERM_TYPE_ ## type != term->type_val) \ | |
608 | return -EINVAL; \ | |
609 | } while (0) | |
610 | ||
611 | switch (term->type_term) { | |
8f707d84 | 612 | case PARSE_EVENTS__TERM_TYPE_CONFIG: |
16fa7e82 | 613 | CHECK_TYPE_VAL(NUM); |
8f707d84 JO |
614 | attr->config = term->val.num; |
615 | break; | |
616 | case PARSE_EVENTS__TERM_TYPE_CONFIG1: | |
16fa7e82 | 617 | CHECK_TYPE_VAL(NUM); |
8f707d84 JO |
618 | attr->config1 = term->val.num; |
619 | break; | |
620 | case PARSE_EVENTS__TERM_TYPE_CONFIG2: | |
16fa7e82 | 621 | CHECK_TYPE_VAL(NUM); |
8f707d84 JO |
622 | attr->config2 = term->val.num; |
623 | break; | |
624 | case PARSE_EVENTS__TERM_TYPE_SAMPLE_PERIOD: | |
16fa7e82 | 625 | CHECK_TYPE_VAL(NUM); |
8f707d84 JO |
626 | attr->sample_period = term->val.num; |
627 | break; | |
628 | case PARSE_EVENTS__TERM_TYPE_BRANCH_SAMPLE_TYPE: | |
629 | /* | |
630 | * TODO uncomment when the field is available | |
631 | * attr->branch_sample_type = term->val.num; | |
632 | */ | |
633 | break; | |
6b5fc39b JO |
634 | case PARSE_EVENTS__TERM_TYPE_NAME: |
635 | CHECK_TYPE_VAL(STR); | |
636 | break; | |
8f707d84 JO |
637 | default: |
638 | return -EINVAL; | |
639 | } | |
16fa7e82 | 640 | |
8f707d84 | 641 | return 0; |
16fa7e82 | 642 | #undef CHECK_TYPE_VAL |
8f707d84 JO |
643 | } |
644 | ||
645 | static int config_attr(struct perf_event_attr *attr, | |
646 | struct list_head *head, int fail) | |
647 | { | |
648 | struct parse_events__term *term; | |
649 | ||
650 | list_for_each_entry(term, head, list) | |
651 | if (config_term(attr, term) && fail) | |
652 | return -EINVAL; | |
653 | ||
654 | return 0; | |
655 | } | |
656 | ||
b847cbdc | 657 | int parse_events_add_numeric(struct list_head **list, int *idx, |
8f707d84 JO |
658 | unsigned long type, unsigned long config, |
659 | struct list_head *head_config) | |
8ad8db37 | 660 | { |
89812fc8 | 661 | struct perf_event_attr attr; |
61c45981 | 662 | |
89812fc8 JO |
663 | memset(&attr, 0, sizeof(attr)); |
664 | attr.type = type; | |
665 | attr.config = config; | |
8f707d84 JO |
666 | |
667 | if (head_config && | |
668 | config_attr(&attr, head_config, 1)) | |
669 | return -EINVAL; | |
670 | ||
89812fc8 JO |
671 | return add_event(list, idx, &attr, |
672 | (char *) __event_name(type, config)); | |
61c45981 | 673 | } |
8ad8db37 | 674 | |
6b5fc39b JO |
675 | static int parse_events__is_name_term(struct parse_events__term *term) |
676 | { | |
677 | return term->type_term == PARSE_EVENTS__TERM_TYPE_NAME; | |
678 | } | |
679 | ||
680 | static char *pmu_event_name(struct perf_event_attr *attr, | |
681 | struct list_head *head_terms) | |
682 | { | |
683 | struct parse_events__term *term; | |
684 | ||
685 | list_for_each_entry(term, head_terms, list) | |
686 | if (parse_events__is_name_term(term)) | |
687 | return term->val.str; | |
688 | ||
689 | return (char *) __event_name(PERF_TYPE_RAW, attr->config); | |
690 | } | |
691 | ||
b847cbdc | 692 | int parse_events_add_pmu(struct list_head **list, int *idx, |
5f537a26 JO |
693 | char *name, struct list_head *head_config) |
694 | { | |
695 | struct perf_event_attr attr; | |
696 | struct perf_pmu *pmu; | |
697 | ||
698 | pmu = perf_pmu__find(name); | |
699 | if (!pmu) | |
700 | return -EINVAL; | |
701 | ||
702 | memset(&attr, 0, sizeof(attr)); | |
703 | ||
704 | /* | |
705 | * Configure hardcoded terms first, no need to check | |
706 | * return value when called with fail == 0 ;) | |
707 | */ | |
708 | config_attr(&attr, head_config, 0); | |
709 | ||
710 | if (perf_pmu__config(pmu, &attr, head_config)) | |
711 | return -EINVAL; | |
712 | ||
6b5fc39b JO |
713 | return add_event(list, idx, &attr, |
714 | pmu_event_name(&attr, head_config)); | |
5f537a26 JO |
715 | } |
716 | ||
5d7be90e JO |
717 | void parse_events_update_lists(struct list_head *list_event, |
718 | struct list_head *list_all) | |
719 | { | |
720 | /* | |
721 | * Called for single event definition. Update the | |
722 | * 'all event' list, and reinit the 'signle event' | |
723 | * list, for next event definition. | |
724 | */ | |
725 | list_splice_tail(list_event, list_all); | |
b847cbdc | 726 | free(list_event); |
5d7be90e JO |
727 | } |
728 | ||
89812fc8 | 729 | int parse_events_modifier(struct list_head *list, char *str) |
61c45981 | 730 | { |
89812fc8 | 731 | struct perf_evsel *evsel; |
99320cc8 JR |
732 | int exclude = 0, exclude_GH = 0; |
733 | int eu = 0, ek = 0, eh = 0, eH = 0, eG = 0, precise = 0; | |
a21ca2ca | 734 | |
89812fc8 | 735 | if (str == NULL) |
a21ca2ca | 736 | return 0; |
ceb53fbf | 737 | |
61c45981 | 738 | while (*str) { |
ab608344 PZ |
739 | if (*str == 'u') { |
740 | if (!exclude) | |
741 | exclude = eu = ek = eh = 1; | |
61c45981 | 742 | eu = 0; |
ab608344 PZ |
743 | } else if (*str == 'k') { |
744 | if (!exclude) | |
745 | exclude = eu = ek = eh = 1; | |
61c45981 | 746 | ek = 0; |
ab608344 PZ |
747 | } else if (*str == 'h') { |
748 | if (!exclude) | |
749 | exclude = eu = ek = eh = 1; | |
61c45981 | 750 | eh = 0; |
99320cc8 JR |
751 | } else if (*str == 'G') { |
752 | if (!exclude_GH) | |
753 | exclude_GH = eG = eH = 1; | |
754 | eG = 0; | |
755 | } else if (*str == 'H') { | |
756 | if (!exclude_GH) | |
757 | exclude_GH = eG = eH = 1; | |
758 | eH = 0; | |
ab608344 PZ |
759 | } else if (*str == 'p') { |
760 | precise++; | |
761 | } else | |
61c45981 | 762 | break; |
ab608344 | 763 | |
61c45981 | 764 | ++str; |
5242519b | 765 | } |
ceb53fbf | 766 | |
89812fc8 JO |
767 | /* |
768 | * precise ip: | |
769 | * | |
770 | * 0 - SAMPLE_IP can have arbitrary skid | |
771 | * 1 - SAMPLE_IP must have constant skid | |
772 | * 2 - SAMPLE_IP requested to have 0 skid | |
773 | * 3 - SAMPLE_IP must have 0 skid | |
774 | * | |
775 | * See also PERF_RECORD_MISC_EXACT_IP | |
776 | */ | |
777 | if (precise > 3) | |
778 | return -EINVAL; | |
ceb53fbf | 779 | |
89812fc8 JO |
780 | list_for_each_entry(evsel, list, node) { |
781 | evsel->attr.exclude_user = eu; | |
782 | evsel->attr.exclude_kernel = ek; | |
783 | evsel->attr.exclude_hv = eh; | |
784 | evsel->attr.precise_ip = precise; | |
785 | evsel->attr.exclude_host = eH; | |
786 | evsel->attr.exclude_guest = eG; | |
787 | } | |
ceb53fbf | 788 | |
61c45981 PM |
789 | return 0; |
790 | } | |
8ad8db37 | 791 | |
90e2b22d | 792 | static int parse_events__scanner(const char *str, void *data, int start_token) |
61c45981 | 793 | { |
89812fc8 | 794 | YY_BUFFER_STATE buffer; |
ac20de6f | 795 | void *scanner; |
46010ab2 | 796 | int ret; |
bcd3279f | 797 | |
90e2b22d | 798 | ret = parse_events_lex_init_extra(start_token, &scanner); |
ac20de6f ZY |
799 | if (ret) |
800 | return ret; | |
801 | ||
802 | buffer = parse_events__scan_string(str, scanner); | |
a21ca2ca | 803 | |
82ba1f2f JO |
804 | #ifdef PARSER_DEBUG |
805 | parse_events_debug = 1; | |
806 | #endif | |
ac20de6f ZY |
807 | ret = parse_events_parse(data, scanner); |
808 | ||
809 | parse_events__flush_buffer(buffer, scanner); | |
810 | parse_events__delete_buffer(buffer, scanner); | |
811 | parse_events_lex_destroy(scanner); | |
812 | return ret; | |
813 | } | |
bcd3279f | 814 | |
90e2b22d JO |
815 | /* |
816 | * parse event config string, return a list of event terms. | |
817 | */ | |
818 | int parse_events_terms(struct list_head *terms, const char *str) | |
819 | { | |
820 | struct parse_events_data__terms data = { | |
821 | .terms = NULL, | |
822 | }; | |
823 | int ret; | |
824 | ||
825 | ret = parse_events__scanner(str, &data, PE_START_TERMS); | |
826 | if (!ret) { | |
827 | list_splice(data.terms, terms); | |
828 | free(data.terms); | |
829 | return 0; | |
830 | } | |
831 | ||
832 | parse_events__free_terms(data.terms); | |
833 | return ret; | |
834 | } | |
835 | ||
ac20de6f ZY |
836 | int parse_events(struct perf_evlist *evlist, const char *str, int unset __used) |
837 | { | |
838 | struct parse_events_data__events data = { | |
839 | .list = LIST_HEAD_INIT(data.list), | |
840 | .idx = evlist->nr_entries, | |
841 | }; | |
842 | int ret; | |
bcd3279f | 843 | |
90e2b22d | 844 | ret = parse_events__scanner(str, &data, PE_START_EVENTS); |
89812fc8 | 845 | if (!ret) { |
46010ab2 JO |
846 | int entries = data.idx - evlist->nr_entries; |
847 | perf_evlist__splice_list_tail(evlist, &data.list, entries); | |
89812fc8 JO |
848 | return 0; |
849 | } | |
bcd3279f | 850 | |
5d7be90e JO |
851 | /* |
852 | * There are 2 users - builtin-record and builtin-test objects. | |
853 | * Both call perf_evlist__delete in case of error, so we dont | |
854 | * need to bother. | |
855 | */ | |
89812fc8 | 856 | fprintf(stderr, "invalid or unsupported event: '%s'\n", str); |
85df6f68 | 857 | fprintf(stderr, "Run 'perf list' for a list of valid events\n"); |
bcd3279f | 858 | return ret; |
8ad8db37 IM |
859 | } |
860 | ||
f120f9d5 JO |
861 | int parse_events_option(const struct option *opt, const char *str, |
862 | int unset __used) | |
863 | { | |
864 | struct perf_evlist *evlist = *(struct perf_evlist **)opt->value; | |
865 | return parse_events(evlist, str, unset); | |
866 | } | |
867 | ||
361c99a6 | 868 | int parse_filter(const struct option *opt, const char *str, |
c171b552 LZ |
869 | int unset __used) |
870 | { | |
361c99a6 | 871 | struct perf_evlist *evlist = *(struct perf_evlist **)opt->value; |
69aad6f1 | 872 | struct perf_evsel *last = NULL; |
c171b552 | 873 | |
361c99a6 ACM |
874 | if (evlist->nr_entries > 0) |
875 | last = list_entry(evlist->entries.prev, struct perf_evsel, node); | |
69aad6f1 ACM |
876 | |
877 | if (last == NULL || last->attr.type != PERF_TYPE_TRACEPOINT) { | |
c171b552 LZ |
878 | fprintf(stderr, |
879 | "-F option should follow a -e tracepoint option\n"); | |
880 | return -1; | |
881 | } | |
882 | ||
69aad6f1 ACM |
883 | last->filter = strdup(str); |
884 | if (last->filter == NULL) { | |
c171b552 LZ |
885 | fprintf(stderr, "not enough memory to hold filter string\n"); |
886 | return -1; | |
887 | } | |
c171b552 LZ |
888 | |
889 | return 0; | |
890 | } | |
891 | ||
86847b62 | 892 | static const char * const event_type_descriptors[] = { |
86847b62 TG |
893 | "Hardware event", |
894 | "Software event", | |
895 | "Tracepoint event", | |
896 | "Hardware cache event", | |
41bdcb23 LW |
897 | "Raw hardware event descriptor", |
898 | "Hardware breakpoint", | |
86847b62 TG |
899 | }; |
900 | ||
f6bdafef JB |
901 | /* |
902 | * Print the events from <debugfs_mount_point>/tracing/events | |
903 | */ | |
904 | ||
668b8788 | 905 | void print_tracepoint_events(const char *subsys_glob, const char *event_glob) |
f6bdafef JB |
906 | { |
907 | DIR *sys_dir, *evt_dir; | |
908 | struct dirent *sys_next, *evt_next, sys_dirent, evt_dirent; | |
f6bdafef | 909 | char evt_path[MAXPATHLEN]; |
725b1368 | 910 | char dir_path[MAXPATHLEN]; |
f6bdafef | 911 | |
ebf294bf | 912 | if (debugfs_valid_mountpoint(tracing_events_path)) |
f6bdafef JB |
913 | return; |
914 | ||
ebf294bf | 915 | sys_dir = opendir(tracing_events_path); |
f6bdafef | 916 | if (!sys_dir) |
725b1368 | 917 | return; |
6b58e7f1 UD |
918 | |
919 | for_each_subsystem(sys_dir, sys_dirent, sys_next) { | |
668b8788 ACM |
920 | if (subsys_glob != NULL && |
921 | !strglobmatch(sys_dirent.d_name, subsys_glob)) | |
922 | continue; | |
725b1368 | 923 | |
ebf294bf | 924 | snprintf(dir_path, MAXPATHLEN, "%s/%s", tracing_events_path, |
725b1368 ED |
925 | sys_dirent.d_name); |
926 | evt_dir = opendir(dir_path); | |
927 | if (!evt_dir) | |
6b58e7f1 | 928 | continue; |
725b1368 | 929 | |
6b58e7f1 | 930 | for_each_event(sys_dirent, evt_dir, evt_dirent, evt_next) { |
668b8788 ACM |
931 | if (event_glob != NULL && |
932 | !strglobmatch(evt_dirent.d_name, event_glob)) | |
933 | continue; | |
934 | ||
f6bdafef JB |
935 | snprintf(evt_path, MAXPATHLEN, "%s:%s", |
936 | sys_dirent.d_name, evt_dirent.d_name); | |
947b4ad1 | 937 | printf(" %-50s [%s]\n", evt_path, |
41bdcb23 | 938 | event_type_descriptors[PERF_TYPE_TRACEPOINT]); |
f6bdafef JB |
939 | } |
940 | closedir(evt_dir); | |
941 | } | |
f6bdafef JB |
942 | closedir(sys_dir); |
943 | } | |
944 | ||
20c457b8 TR |
945 | /* |
946 | * Check whether event is in <debugfs_mount_point>/tracing/events | |
947 | */ | |
948 | ||
949 | int is_valid_tracepoint(const char *event_string) | |
950 | { | |
951 | DIR *sys_dir, *evt_dir; | |
952 | struct dirent *sys_next, *evt_next, sys_dirent, evt_dirent; | |
953 | char evt_path[MAXPATHLEN]; | |
954 | char dir_path[MAXPATHLEN]; | |
955 | ||
ebf294bf | 956 | if (debugfs_valid_mountpoint(tracing_events_path)) |
20c457b8 TR |
957 | return 0; |
958 | ||
ebf294bf | 959 | sys_dir = opendir(tracing_events_path); |
20c457b8 TR |
960 | if (!sys_dir) |
961 | return 0; | |
962 | ||
963 | for_each_subsystem(sys_dir, sys_dirent, sys_next) { | |
964 | ||
ebf294bf | 965 | snprintf(dir_path, MAXPATHLEN, "%s/%s", tracing_events_path, |
20c457b8 TR |
966 | sys_dirent.d_name); |
967 | evt_dir = opendir(dir_path); | |
968 | if (!evt_dir) | |
969 | continue; | |
970 | ||
971 | for_each_event(sys_dirent, evt_dir, evt_dirent, evt_next) { | |
972 | snprintf(evt_path, MAXPATHLEN, "%s:%s", | |
973 | sys_dirent.d_name, evt_dirent.d_name); | |
974 | if (!strcmp(evt_path, event_string)) { | |
975 | closedir(evt_dir); | |
976 | closedir(sys_dir); | |
977 | return 1; | |
978 | } | |
979 | } | |
980 | closedir(evt_dir); | |
981 | } | |
982 | closedir(sys_dir); | |
983 | return 0; | |
984 | } | |
985 | ||
668b8788 ACM |
986 | void print_events_type(u8 type) |
987 | { | |
988 | struct event_symbol *syms = event_symbols; | |
989 | unsigned int i; | |
990 | char name[64]; | |
991 | ||
992 | for (i = 0; i < ARRAY_SIZE(event_symbols); i++, syms++) { | |
993 | if (type != syms->type) | |
994 | continue; | |
995 | ||
996 | if (strlen(syms->alias)) | |
997 | snprintf(name, sizeof(name), "%s OR %s", | |
998 | syms->symbol, syms->alias); | |
999 | else | |
1000 | snprintf(name, sizeof(name), "%s", syms->symbol); | |
1001 | ||
947b4ad1 | 1002 | printf(" %-50s [%s]\n", name, |
668b8788 ACM |
1003 | event_type_descriptors[type]); |
1004 | } | |
1005 | } | |
1006 | ||
1007 | int print_hwcache_events(const char *event_glob) | |
1008 | { | |
1009 | unsigned int type, op, i, printed = 0; | |
1010 | ||
1011 | for (type = 0; type < PERF_COUNT_HW_CACHE_MAX; type++) { | |
1012 | for (op = 0; op < PERF_COUNT_HW_CACHE_OP_MAX; op++) { | |
1013 | /* skip invalid cache type */ | |
1014 | if (!is_cache_op_valid(type, op)) | |
1015 | continue; | |
1016 | ||
1017 | for (i = 0; i < PERF_COUNT_HW_CACHE_RESULT_MAX; i++) { | |
1018 | char *name = event_cache_name(type, op, i); | |
1019 | ||
947b4ad1 | 1020 | if (event_glob != NULL && !strglobmatch(name, event_glob)) |
668b8788 ACM |
1021 | continue; |
1022 | ||
947b4ad1 | 1023 | printf(" %-50s [%s]\n", name, |
668b8788 ACM |
1024 | event_type_descriptors[PERF_TYPE_HW_CACHE]); |
1025 | ++printed; | |
1026 | } | |
1027 | } | |
1028 | } | |
1029 | ||
1030 | return printed; | |
1031 | } | |
1032 | ||
8ad8db37 | 1033 | /* |
86847b62 | 1034 | * Print the help text for the event symbols: |
8ad8db37 | 1035 | */ |
668b8788 | 1036 | void print_events(const char *event_glob) |
8ad8db37 | 1037 | { |
668b8788 | 1038 | unsigned int i, type, prev_type = -1, printed = 0, ntypes_printed = 0; |
947b4ad1 IM |
1039 | struct event_symbol *syms = event_symbols; |
1040 | char name[MAX_NAME_LEN]; | |
8ad8db37 | 1041 | |
689d3018 MR |
1042 | printf("\n"); |
1043 | printf("List of pre-defined events (to be used in -e):\n"); | |
8ad8db37 | 1044 | |
86847b62 | 1045 | for (i = 0; i < ARRAY_SIZE(event_symbols); i++, syms++) { |
41bdcb23 | 1046 | type = syms->type; |
8ad8db37 | 1047 | |
668b8788 | 1048 | if (type != prev_type && printed) { |
689d3018 | 1049 | printf("\n"); |
668b8788 ACM |
1050 | printed = 0; |
1051 | ntypes_printed++; | |
1052 | } | |
1053 | ||
1054 | if (event_glob != NULL && | |
1055 | !(strglobmatch(syms->symbol, event_glob) || | |
1056 | (syms->alias && strglobmatch(syms->alias, event_glob)))) | |
1057 | continue; | |
8ad8db37 | 1058 | |
74d5b588 | 1059 | if (strlen(syms->alias)) |
947b4ad1 | 1060 | snprintf(name, MAX_NAME_LEN, "%s OR %s", syms->symbol, syms->alias); |
74d5b588 | 1061 | else |
947b4ad1 IM |
1062 | strncpy(name, syms->symbol, MAX_NAME_LEN); |
1063 | printf(" %-50s [%s]\n", name, | |
86847b62 | 1064 | event_type_descriptors[type]); |
8ad8db37 | 1065 | |
86847b62 | 1066 | prev_type = type; |
668b8788 | 1067 | ++printed; |
8ad8db37 IM |
1068 | } |
1069 | ||
668b8788 ACM |
1070 | if (ntypes_printed) { |
1071 | printed = 0; | |
1072 | printf("\n"); | |
73c24cb8 | 1073 | } |
668b8788 ACM |
1074 | print_hwcache_events(event_glob); |
1075 | ||
1076 | if (event_glob != NULL) | |
1077 | return; | |
73c24cb8 | 1078 | |
689d3018 | 1079 | printf("\n"); |
947b4ad1 | 1080 | printf(" %-50s [%s]\n", |
5f537a26 JO |
1081 | "rNNN", |
1082 | event_type_descriptors[PERF_TYPE_RAW]); | |
1083 | printf(" %-50s [%s]\n", | |
1084 | "cpu/t1=v1[,t2=v2,t3 ...]/modifier", | |
1cf4a063 | 1085 | event_type_descriptors[PERF_TYPE_RAW]); |
5f537a26 | 1086 | printf(" (see 'perf list --help' on how to encode it)\n"); |
689d3018 | 1087 | printf("\n"); |
86847b62 | 1088 | |
947b4ad1 | 1089 | printf(" %-50s [%s]\n", |
41bdcb23 LW |
1090 | "mem:<addr>[:access]", |
1091 | event_type_descriptors[PERF_TYPE_BREAKPOINT]); | |
1b290d67 FW |
1092 | printf("\n"); |
1093 | ||
668b8788 | 1094 | print_tracepoint_events(NULL, NULL); |
8ad8db37 | 1095 | } |
8f707d84 JO |
1096 | |
1097 | int parse_events__is_hardcoded_term(struct parse_events__term *term) | |
1098 | { | |
16fa7e82 | 1099 | return term->type_term != PARSE_EVENTS__TERM_TYPE_USER; |
8f707d84 JO |
1100 | } |
1101 | ||
16fa7e82 JO |
1102 | static int new_term(struct parse_events__term **_term, int type_val, |
1103 | int type_term, char *config, | |
1104 | char *str, long num) | |
8f707d84 JO |
1105 | { |
1106 | struct parse_events__term *term; | |
1107 | ||
1108 | term = zalloc(sizeof(*term)); | |
1109 | if (!term) | |
1110 | return -ENOMEM; | |
1111 | ||
1112 | INIT_LIST_HEAD(&term->list); | |
16fa7e82 JO |
1113 | term->type_val = type_val; |
1114 | term->type_term = type_term; | |
8f707d84 JO |
1115 | term->config = config; |
1116 | ||
16fa7e82 | 1117 | switch (type_val) { |
8f707d84 JO |
1118 | case PARSE_EVENTS__TERM_TYPE_NUM: |
1119 | term->val.num = num; | |
1120 | break; | |
1121 | case PARSE_EVENTS__TERM_TYPE_STR: | |
1122 | term->val.str = str; | |
1123 | break; | |
1124 | default: | |
1125 | return -EINVAL; | |
1126 | } | |
1127 | ||
1128 | *_term = term; | |
1129 | return 0; | |
1130 | } | |
1131 | ||
16fa7e82 JO |
1132 | int parse_events__term_num(struct parse_events__term **term, |
1133 | int type_term, char *config, long num) | |
1134 | { | |
1135 | return new_term(term, PARSE_EVENTS__TERM_TYPE_NUM, type_term, | |
1136 | config, NULL, num); | |
1137 | } | |
1138 | ||
1139 | int parse_events__term_str(struct parse_events__term **term, | |
1140 | int type_term, char *config, char *str) | |
1141 | { | |
1142 | return new_term(term, PARSE_EVENTS__TERM_TYPE_STR, type_term, | |
1143 | config, str, 0); | |
1144 | } | |
1145 | ||
8f707d84 JO |
1146 | void parse_events__free_terms(struct list_head *terms) |
1147 | { | |
1148 | struct parse_events__term *term, *h; | |
1149 | ||
1150 | list_for_each_entry_safe(term, h, terms, list) | |
1151 | free(term); | |
1152 | ||
1153 | free(terms); | |
1154 | } |