Commit | Line | Data |
---|---|---|
78f7defe ACM |
1 | /* |
2 | * Copyright (C) 2011, Red Hat Inc, Arnaldo Carvalho de Melo <acme@redhat.com> | |
3 | * | |
4 | * Parts came from builtin-annotate.c, see those files for further | |
5 | * copyright notes. | |
6 | * | |
7 | * Released under the GPL v2. (and only v2, not any later version) | |
8 | */ | |
9 | ||
10 | #include "util.h" | |
48c65bda NK |
11 | #include "ui/ui.h" |
12 | #include "sort.h" | |
78f7defe ACM |
13 | #include "build-id.h" |
14 | #include "color.h" | |
15 | #include "cache.h" | |
16 | #include "symbol.h" | |
17 | #include "debug.h" | |
18 | #include "annotate.h" | |
db8fd07a | 19 | #include "evsel.h" |
e592488c | 20 | #include <regex.h> |
ce6f4fab | 21 | #include <pthread.h> |
4383db88 | 22 | #include <linux/bitops.h> |
78f7defe | 23 | |
f69b64f7 | 24 | const char *disassembler_style; |
7a4ec938 | 25 | const char *objdump_path; |
e592488c | 26 | static regex_t file_lineno; |
f69b64f7 | 27 | |
7a997fe4 ACM |
28 | static struct ins *ins__find(const char *name); |
29 | static int disasm_line__parse(char *line, char **namep, char **rawp); | |
30 | ||
c46219ac ACM |
31 | static void ins__delete(struct ins_operands *ops) |
32 | { | |
74cf249d ACM |
33 | zfree(&ops->source.raw); |
34 | zfree(&ops->source.name); | |
35 | zfree(&ops->target.raw); | |
36 | zfree(&ops->target.name); | |
c46219ac ACM |
37 | } |
38 | ||
5417072b ACM |
39 | static int ins__raw_scnprintf(struct ins *ins, char *bf, size_t size, |
40 | struct ins_operands *ops) | |
41 | { | |
42 | return scnprintf(bf, size, "%-6.6s %s", ins->name, ops->raw); | |
43 | } | |
44 | ||
45 | int ins__scnprintf(struct ins *ins, char *bf, size_t size, | |
46 | struct ins_operands *ops) | |
47 | { | |
48 | if (ins->ops->scnprintf) | |
49 | return ins->ops->scnprintf(ins, bf, size, ops); | |
50 | ||
51 | return ins__raw_scnprintf(ins, bf, size, ops); | |
52 | } | |
53 | ||
c7e6ead7 | 54 | static int call__parse(struct ins_operands *ops) |
d86b0597 | 55 | { |
d2232885 ACM |
56 | char *endptr, *tok, *name; |
57 | ||
44d1a3ed | 58 | ops->target.addr = strtoull(ops->raw, &endptr, 16); |
d2232885 ACM |
59 | |
60 | name = strchr(endptr, '<'); | |
61 | if (name == NULL) | |
62 | goto indirect_call; | |
63 | ||
64 | name++; | |
65 | ||
66 | tok = strchr(name, '>'); | |
67 | if (tok == NULL) | |
68 | return -1; | |
69 | ||
70 | *tok = '\0'; | |
44d1a3ed | 71 | ops->target.name = strdup(name); |
d2232885 ACM |
72 | *tok = '>'; |
73 | ||
44d1a3ed | 74 | return ops->target.name == NULL ? -1 : 0; |
d2232885 ACM |
75 | |
76 | indirect_call: | |
e8ea1561 ACM |
77 | tok = strchr(endptr, '('); |
78 | if (tok != NULL) { | |
79 | ops->target.addr = 0; | |
80 | return 0; | |
81 | } | |
82 | ||
d2232885 ACM |
83 | tok = strchr(endptr, '*'); |
84 | if (tok == NULL) | |
85 | return -1; | |
86 | ||
44d1a3ed | 87 | ops->target.addr = strtoull(tok + 1, NULL, 16); |
d86b0597 ACM |
88 | return 0; |
89 | } | |
90 | ||
d2232885 | 91 | static int call__scnprintf(struct ins *ins, char *bf, size_t size, |
5417072b | 92 | struct ins_operands *ops) |
d2232885 | 93 | { |
44d1a3ed ACM |
94 | if (ops->target.name) |
95 | return scnprintf(bf, size, "%-6.6s %s", ins->name, ops->target.name); | |
d2232885 | 96 | |
e8ea1561 ACM |
97 | if (ops->target.addr == 0) |
98 | return ins__raw_scnprintf(ins, bf, size, ops); | |
99 | ||
44d1a3ed | 100 | return scnprintf(bf, size, "%-6.6s *%" PRIx64, ins->name, ops->target.addr); |
d2232885 ACM |
101 | } |
102 | ||
d86b0597 | 103 | static struct ins_ops call_ops = { |
d2232885 ACM |
104 | .parse = call__parse, |
105 | .scnprintf = call__scnprintf, | |
d86b0597 ACM |
106 | }; |
107 | ||
108 | bool ins__is_call(const struct ins *ins) | |
109 | { | |
110 | return ins->ops == &call_ops; | |
111 | } | |
112 | ||
c7e6ead7 | 113 | static int jump__parse(struct ins_operands *ops) |
4f9d0325 | 114 | { |
c7e6ead7 | 115 | const char *s = strchr(ops->raw, '+'); |
4f9d0325 | 116 | |
bbb7f846 | 117 | ops->target.addr = strtoull(ops->raw, NULL, 16); |
fb29fa58 ACM |
118 | |
119 | if (s++ != NULL) | |
bbb7f846 | 120 | ops->target.offset = strtoull(s, NULL, 16); |
fb29fa58 ACM |
121 | else |
122 | ops->target.offset = UINT64_MAX; | |
4f9d0325 | 123 | |
4f9d0325 ACM |
124 | return 0; |
125 | } | |
126 | ||
c7e6ead7 | 127 | static int jump__scnprintf(struct ins *ins, char *bf, size_t size, |
5417072b | 128 | struct ins_operands *ops) |
28548d78 | 129 | { |
44d1a3ed | 130 | return scnprintf(bf, size, "%-6.6s %" PRIx64, ins->name, ops->target.offset); |
28548d78 ACM |
131 | } |
132 | ||
4f9d0325 | 133 | static struct ins_ops jump_ops = { |
c7e6ead7 ACM |
134 | .parse = jump__parse, |
135 | .scnprintf = jump__scnprintf, | |
4f9d0325 ACM |
136 | }; |
137 | ||
138 | bool ins__is_jump(const struct ins *ins) | |
139 | { | |
140 | return ins->ops == &jump_ops; | |
141 | } | |
142 | ||
6de783b6 ACM |
143 | static int comment__symbol(char *raw, char *comment, u64 *addrp, char **namep) |
144 | { | |
145 | char *endptr, *name, *t; | |
146 | ||
147 | if (strstr(raw, "(%rip)") == NULL) | |
148 | return 0; | |
149 | ||
150 | *addrp = strtoull(comment, &endptr, 16); | |
151 | name = strchr(endptr, '<'); | |
152 | if (name == NULL) | |
153 | return -1; | |
154 | ||
155 | name++; | |
156 | ||
157 | t = strchr(name, '>'); | |
158 | if (t == NULL) | |
159 | return 0; | |
160 | ||
161 | *t = '\0'; | |
162 | *namep = strdup(name); | |
163 | *t = '>'; | |
164 | ||
165 | return 0; | |
166 | } | |
167 | ||
7a997fe4 ACM |
168 | static int lock__parse(struct ins_operands *ops) |
169 | { | |
170 | char *name; | |
171 | ||
172 | ops->locked.ops = zalloc(sizeof(*ops->locked.ops)); | |
173 | if (ops->locked.ops == NULL) | |
174 | return 0; | |
175 | ||
176 | if (disasm_line__parse(ops->raw, &name, &ops->locked.ops->raw) < 0) | |
177 | goto out_free_ops; | |
178 | ||
2ba34aaa | 179 | ops->locked.ins = ins__find(name); |
0fb9f2aa RV |
180 | free(name); |
181 | ||
2ba34aaa NK |
182 | if (ops->locked.ins == NULL) |
183 | goto out_free_ops; | |
7a997fe4 | 184 | |
2ba34aaa NK |
185 | if (!ops->locked.ins->ops) |
186 | return 0; | |
7a997fe4 | 187 | |
be81908c RV |
188 | if (ops->locked.ins->ops->parse && |
189 | ops->locked.ins->ops->parse(ops->locked.ops) < 0) | |
190 | goto out_free_ops; | |
7a997fe4 ACM |
191 | |
192 | return 0; | |
193 | ||
194 | out_free_ops: | |
04662523 | 195 | zfree(&ops->locked.ops); |
7a997fe4 ACM |
196 | return 0; |
197 | } | |
198 | ||
199 | static int lock__scnprintf(struct ins *ins, char *bf, size_t size, | |
200 | struct ins_operands *ops) | |
201 | { | |
202 | int printed; | |
203 | ||
204 | if (ops->locked.ins == NULL) | |
205 | return ins__raw_scnprintf(ins, bf, size, ops); | |
206 | ||
207 | printed = scnprintf(bf, size, "%-6.6s ", ins->name); | |
208 | return printed + ins__scnprintf(ops->locked.ins, bf + printed, | |
209 | size - printed, ops->locked.ops); | |
210 | } | |
211 | ||
c46219ac ACM |
212 | static void lock__delete(struct ins_operands *ops) |
213 | { | |
0fb9f2aa RV |
214 | struct ins *ins = ops->locked.ins; |
215 | ||
216 | if (ins && ins->ops->free) | |
217 | ins->ops->free(ops->locked.ops); | |
218 | else | |
219 | ins__delete(ops->locked.ops); | |
220 | ||
74cf249d ACM |
221 | zfree(&ops->locked.ops); |
222 | zfree(&ops->target.raw); | |
223 | zfree(&ops->target.name); | |
c46219ac ACM |
224 | } |
225 | ||
7a997fe4 | 226 | static struct ins_ops lock_ops = { |
c46219ac | 227 | .free = lock__delete, |
7a997fe4 ACM |
228 | .parse = lock__parse, |
229 | .scnprintf = lock__scnprintf, | |
230 | }; | |
231 | ||
6de783b6 ACM |
232 | static int mov__parse(struct ins_operands *ops) |
233 | { | |
234 | char *s = strchr(ops->raw, ','), *target, *comment, prev; | |
235 | ||
236 | if (s == NULL) | |
237 | return -1; | |
238 | ||
239 | *s = '\0'; | |
240 | ops->source.raw = strdup(ops->raw); | |
241 | *s = ','; | |
242 | ||
243 | if (ops->source.raw == NULL) | |
244 | return -1; | |
245 | ||
246 | target = ++s; | |
1e2bb043 AC |
247 | comment = strchr(s, '#'); |
248 | ||
249 | if (comment != NULL) | |
250 | s = comment - 1; | |
251 | else | |
252 | s = strchr(s, '\0') - 1; | |
6de783b6 | 253 | |
1e2bb043 AC |
254 | while (s > target && isspace(s[0])) |
255 | --s; | |
256 | s++; | |
6de783b6 ACM |
257 | prev = *s; |
258 | *s = '\0'; | |
259 | ||
260 | ops->target.raw = strdup(target); | |
261 | *s = prev; | |
262 | ||
263 | if (ops->target.raw == NULL) | |
264 | goto out_free_source; | |
265 | ||
6de783b6 ACM |
266 | if (comment == NULL) |
267 | return 0; | |
268 | ||
269 | while (comment[0] != '\0' && isspace(comment[0])) | |
270 | ++comment; | |
271 | ||
272 | comment__symbol(ops->source.raw, comment, &ops->source.addr, &ops->source.name); | |
273 | comment__symbol(ops->target.raw, comment, &ops->target.addr, &ops->target.name); | |
274 | ||
275 | return 0; | |
276 | ||
277 | out_free_source: | |
04662523 | 278 | zfree(&ops->source.raw); |
6de783b6 ACM |
279 | return -1; |
280 | } | |
281 | ||
282 | static int mov__scnprintf(struct ins *ins, char *bf, size_t size, | |
283 | struct ins_operands *ops) | |
284 | { | |
285 | return scnprintf(bf, size, "%-6.6s %s,%s", ins->name, | |
286 | ops->source.name ?: ops->source.raw, | |
287 | ops->target.name ?: ops->target.raw); | |
288 | } | |
289 | ||
290 | static struct ins_ops mov_ops = { | |
291 | .parse = mov__parse, | |
292 | .scnprintf = mov__scnprintf, | |
293 | }; | |
294 | ||
a43712c4 ACM |
295 | static int dec__parse(struct ins_operands *ops) |
296 | { | |
297 | char *target, *comment, *s, prev; | |
298 | ||
299 | target = s = ops->raw; | |
300 | ||
301 | while (s[0] != '\0' && !isspace(s[0])) | |
302 | ++s; | |
303 | prev = *s; | |
304 | *s = '\0'; | |
305 | ||
306 | ops->target.raw = strdup(target); | |
307 | *s = prev; | |
308 | ||
309 | if (ops->target.raw == NULL) | |
310 | return -1; | |
311 | ||
312 | comment = strchr(s, '#'); | |
313 | if (comment == NULL) | |
314 | return 0; | |
315 | ||
316 | while (comment[0] != '\0' && isspace(comment[0])) | |
317 | ++comment; | |
318 | ||
319 | comment__symbol(ops->target.raw, comment, &ops->target.addr, &ops->target.name); | |
320 | ||
321 | return 0; | |
322 | } | |
323 | ||
324 | static int dec__scnprintf(struct ins *ins, char *bf, size_t size, | |
325 | struct ins_operands *ops) | |
326 | { | |
327 | return scnprintf(bf, size, "%-6.6s %s", ins->name, | |
328 | ops->target.name ?: ops->target.raw); | |
329 | } | |
330 | ||
331 | static struct ins_ops dec_ops = { | |
332 | .parse = dec__parse, | |
333 | .scnprintf = dec__scnprintf, | |
334 | }; | |
335 | ||
1d037ca1 IT |
336 | static int nop__scnprintf(struct ins *ins __maybe_unused, char *bf, size_t size, |
337 | struct ins_operands *ops __maybe_unused) | |
b9818e93 ACM |
338 | { |
339 | return scnprintf(bf, size, "%-6.6s", "nop"); | |
340 | } | |
341 | ||
342 | static struct ins_ops nop_ops = { | |
343 | .scnprintf = nop__scnprintf, | |
344 | }; | |
345 | ||
4f9d0325 ACM |
346 | /* |
347 | * Must be sorted by name! | |
348 | */ | |
349 | static struct ins instructions[] = { | |
6de783b6 ACM |
350 | { .name = "add", .ops = &mov_ops, }, |
351 | { .name = "addl", .ops = &mov_ops, }, | |
352 | { .name = "addq", .ops = &mov_ops, }, | |
353 | { .name = "addw", .ops = &mov_ops, }, | |
354 | { .name = "and", .ops = &mov_ops, }, | |
7a997fe4 | 355 | { .name = "bts", .ops = &mov_ops, }, |
d86b0597 ACM |
356 | { .name = "call", .ops = &call_ops, }, |
357 | { .name = "callq", .ops = &call_ops, }, | |
6de783b6 ACM |
358 | { .name = "cmp", .ops = &mov_ops, }, |
359 | { .name = "cmpb", .ops = &mov_ops, }, | |
360 | { .name = "cmpl", .ops = &mov_ops, }, | |
361 | { .name = "cmpq", .ops = &mov_ops, }, | |
362 | { .name = "cmpw", .ops = &mov_ops, }, | |
363 | { .name = "cmpxch", .ops = &mov_ops, }, | |
a43712c4 ACM |
364 | { .name = "dec", .ops = &dec_ops, }, |
365 | { .name = "decl", .ops = &dec_ops, }, | |
6de783b6 | 366 | { .name = "imul", .ops = &mov_ops, }, |
a43712c4 ACM |
367 | { .name = "inc", .ops = &dec_ops, }, |
368 | { .name = "incl", .ops = &dec_ops, }, | |
4f9d0325 | 369 | { .name = "ja", .ops = &jump_ops, }, |
3f862fd0 ACM |
370 | { .name = "jae", .ops = &jump_ops, }, |
371 | { .name = "jb", .ops = &jump_ops, }, | |
372 | { .name = "jbe", .ops = &jump_ops, }, | |
373 | { .name = "jc", .ops = &jump_ops, }, | |
374 | { .name = "jcxz", .ops = &jump_ops, }, | |
4f9d0325 | 375 | { .name = "je", .ops = &jump_ops, }, |
3f862fd0 ACM |
376 | { .name = "jecxz", .ops = &jump_ops, }, |
377 | { .name = "jg", .ops = &jump_ops, }, | |
378 | { .name = "jge", .ops = &jump_ops, }, | |
379 | { .name = "jl", .ops = &jump_ops, }, | |
380 | { .name = "jle", .ops = &jump_ops, }, | |
4f9d0325 ACM |
381 | { .name = "jmp", .ops = &jump_ops, }, |
382 | { .name = "jmpq", .ops = &jump_ops, }, | |
3f862fd0 ACM |
383 | { .name = "jna", .ops = &jump_ops, }, |
384 | { .name = "jnae", .ops = &jump_ops, }, | |
385 | { .name = "jnb", .ops = &jump_ops, }, | |
386 | { .name = "jnbe", .ops = &jump_ops, }, | |
387 | { .name = "jnc", .ops = &jump_ops, }, | |
4f9d0325 | 388 | { .name = "jne", .ops = &jump_ops, }, |
3f862fd0 ACM |
389 | { .name = "jng", .ops = &jump_ops, }, |
390 | { .name = "jnge", .ops = &jump_ops, }, | |
391 | { .name = "jnl", .ops = &jump_ops, }, | |
392 | { .name = "jnle", .ops = &jump_ops, }, | |
393 | { .name = "jno", .ops = &jump_ops, }, | |
394 | { .name = "jnp", .ops = &jump_ops, }, | |
395 | { .name = "jns", .ops = &jump_ops, }, | |
396 | { .name = "jnz", .ops = &jump_ops, }, | |
397 | { .name = "jo", .ops = &jump_ops, }, | |
398 | { .name = "jp", .ops = &jump_ops, }, | |
399 | { .name = "jpe", .ops = &jump_ops, }, | |
400 | { .name = "jpo", .ops = &jump_ops, }, | |
401 | { .name = "jrcxz", .ops = &jump_ops, }, | |
4f9d0325 | 402 | { .name = "js", .ops = &jump_ops, }, |
3f862fd0 | 403 | { .name = "jz", .ops = &jump_ops, }, |
6de783b6 | 404 | { .name = "lea", .ops = &mov_ops, }, |
7a997fe4 | 405 | { .name = "lock", .ops = &lock_ops, }, |
6de783b6 ACM |
406 | { .name = "mov", .ops = &mov_ops, }, |
407 | { .name = "movb", .ops = &mov_ops, }, | |
408 | { .name = "movdqa",.ops = &mov_ops, }, | |
409 | { .name = "movl", .ops = &mov_ops, }, | |
410 | { .name = "movq", .ops = &mov_ops, }, | |
411 | { .name = "movslq", .ops = &mov_ops, }, | |
412 | { .name = "movzbl", .ops = &mov_ops, }, | |
413 | { .name = "movzwl", .ops = &mov_ops, }, | |
b9818e93 ACM |
414 | { .name = "nop", .ops = &nop_ops, }, |
415 | { .name = "nopl", .ops = &nop_ops, }, | |
416 | { .name = "nopw", .ops = &nop_ops, }, | |
6de783b6 ACM |
417 | { .name = "or", .ops = &mov_ops, }, |
418 | { .name = "orl", .ops = &mov_ops, }, | |
419 | { .name = "test", .ops = &mov_ops, }, | |
420 | { .name = "testb", .ops = &mov_ops, }, | |
421 | { .name = "testl", .ops = &mov_ops, }, | |
7a997fe4 | 422 | { .name = "xadd", .ops = &mov_ops, }, |
ffadcf09 AK |
423 | { .name = "xbeginl", .ops = &jump_ops, }, |
424 | { .name = "xbeginq", .ops = &jump_ops, }, | |
4f9d0325 ACM |
425 | }; |
426 | ||
427 | static int ins__cmp(const void *name, const void *insp) | |
428 | { | |
429 | const struct ins *ins = insp; | |
430 | ||
431 | return strcmp(name, ins->name); | |
432 | } | |
433 | ||
434 | static struct ins *ins__find(const char *name) | |
435 | { | |
436 | const int nmemb = ARRAY_SIZE(instructions); | |
437 | ||
438 | return bsearch(name, instructions, nmemb, sizeof(struct ins), ins__cmp); | |
439 | } | |
440 | ||
1d037ca1 | 441 | int symbol__annotate_init(struct map *map __maybe_unused, struct symbol *sym) |
78f7defe ACM |
442 | { |
443 | struct annotation *notes = symbol__annotation(sym); | |
ce6f4fab ACM |
444 | pthread_mutex_init(¬es->lock, NULL); |
445 | return 0; | |
446 | } | |
78f7defe | 447 | |
d04b35f8 | 448 | int symbol__alloc_hist(struct symbol *sym) |
ce6f4fab ACM |
449 | { |
450 | struct annotation *notes = symbol__annotation(sym); | |
1b2e2df4 | 451 | const size_t size = symbol__size(sym); |
8696329b CS |
452 | size_t sizeof_sym_hist; |
453 | ||
454 | /* Check for overflow when calculating sizeof_sym_hist */ | |
455 | if (size > (SIZE_MAX - sizeof(struct sym_hist)) / sizeof(u64)) | |
456 | return -1; | |
457 | ||
458 | sizeof_sym_hist = (sizeof(struct sym_hist) + size * sizeof(u64)); | |
459 | ||
460 | /* Check for overflow in zalloc argument */ | |
461 | if (sizeof_sym_hist > (SIZE_MAX - sizeof(*notes->src)) | |
462 | / symbol_conf.nr_events) | |
463 | return -1; | |
ce6f4fab | 464 | |
d04b35f8 | 465 | notes->src = zalloc(sizeof(*notes->src) + symbol_conf.nr_events * sizeof_sym_hist); |
ce6f4fab ACM |
466 | if (notes->src == NULL) |
467 | return -1; | |
468 | notes->src->sizeof_sym_hist = sizeof_sym_hist; | |
d04b35f8 | 469 | notes->src->nr_histograms = symbol_conf.nr_events; |
ce6f4fab ACM |
470 | INIT_LIST_HEAD(¬es->src->source); |
471 | return 0; | |
78f7defe ACM |
472 | } |
473 | ||
36532461 ACM |
474 | void symbol__annotate_zero_histograms(struct symbol *sym) |
475 | { | |
476 | struct annotation *notes = symbol__annotation(sym); | |
477 | ||
ce6f4fab ACM |
478 | pthread_mutex_lock(¬es->lock); |
479 | if (notes->src != NULL) | |
480 | memset(notes->src->histograms, 0, | |
481 | notes->src->nr_histograms * notes->src->sizeof_sym_hist); | |
482 | pthread_mutex_unlock(¬es->lock); | |
36532461 ACM |
483 | } |
484 | ||
b66d8c0c ACM |
485 | static int __symbol__inc_addr_samples(struct symbol *sym, struct map *map, |
486 | struct annotation *notes, int evidx, u64 addr) | |
78f7defe | 487 | { |
2f525d01 | 488 | unsigned offset; |
78f7defe ACM |
489 | struct sym_hist *h; |
490 | ||
78f7defe ACM |
491 | pr_debug3("%s: addr=%#" PRIx64 "\n", __func__, map->unmap_ip(map, addr)); |
492 | ||
2c241bd3 | 493 | if (addr < sym->start || addr >= sym->end) |
31d68e7b | 494 | return -ERANGE; |
78f7defe | 495 | |
2f525d01 ACM |
496 | offset = addr - sym->start; |
497 | h = annotation__histogram(notes, evidx); | |
78f7defe ACM |
498 | h->sum++; |
499 | h->addr[offset]++; | |
500 | ||
501 | pr_debug3("%#" PRIx64 " %s: period++ [addr: %#" PRIx64 ", %#" PRIx64 | |
2f525d01 ACM |
502 | ", evidx=%d] => %" PRIu64 "\n", sym->start, sym->name, |
503 | addr, addr - sym->start, evidx, h->addr[offset]); | |
78f7defe ACM |
504 | return 0; |
505 | } | |
506 | ||
44e83039 ACM |
507 | static int symbol__inc_addr_samples(struct symbol *sym, struct map *map, |
508 | int evidx, u64 addr) | |
b66d8c0c ACM |
509 | { |
510 | struct annotation *notes; | |
511 | ||
48c65bda | 512 | if (sym == NULL) |
b66d8c0c ACM |
513 | return 0; |
514 | ||
515 | notes = symbol__annotation(sym); | |
516 | if (notes->src == NULL) { | |
517 | if (symbol__alloc_hist(sym) < 0) | |
518 | return -ENOMEM; | |
519 | } | |
520 | ||
521 | return __symbol__inc_addr_samples(sym, map, notes, evidx, addr); | |
522 | } | |
523 | ||
0f4e7a24 ACM |
524 | int addr_map_symbol__inc_samples(struct addr_map_symbol *ams, int evidx) |
525 | { | |
526 | return symbol__inc_addr_samples(ams->sym, ams->map, evidx, ams->al_addr); | |
527 | } | |
528 | ||
f626adff ACM |
529 | int hist_entry__inc_addr_samples(struct hist_entry *he, int evidx, u64 ip) |
530 | { | |
531 | return symbol__inc_addr_samples(he->ms.sym, he->ms.map, evidx, ip); | |
532 | } | |
533 | ||
4f9d0325 ACM |
534 | static void disasm_line__init_ins(struct disasm_line *dl) |
535 | { | |
536 | dl->ins = ins__find(dl->name); | |
537 | ||
538 | if (dl->ins == NULL) | |
539 | return; | |
540 | ||
541 | if (!dl->ins->ops) | |
542 | return; | |
543 | ||
be81908c RV |
544 | if (dl->ins->ops->parse && dl->ins->ops->parse(&dl->ops) < 0) |
545 | dl->ins = NULL; | |
4f9d0325 ACM |
546 | } |
547 | ||
7a997fe4 ACM |
548 | static int disasm_line__parse(char *line, char **namep, char **rawp) |
549 | { | |
550 | char *name = line, tmp; | |
551 | ||
552 | while (isspace(name[0])) | |
553 | ++name; | |
554 | ||
555 | if (name[0] == '\0') | |
556 | return -1; | |
557 | ||
558 | *rawp = name + 1; | |
559 | ||
560 | while ((*rawp)[0] != '\0' && !isspace((*rawp)[0])) | |
561 | ++*rawp; | |
562 | ||
563 | tmp = (*rawp)[0]; | |
564 | (*rawp)[0] = '\0'; | |
565 | *namep = strdup(name); | |
566 | ||
567 | if (*namep == NULL) | |
568 | goto out_free_name; | |
569 | ||
570 | (*rawp)[0] = tmp; | |
571 | ||
572 | if ((*rawp)[0] != '\0') { | |
573 | (*rawp)++; | |
574 | while (isspace((*rawp)[0])) | |
575 | ++(*rawp); | |
576 | } | |
577 | ||
578 | return 0; | |
579 | ||
580 | out_free_name: | |
04662523 | 581 | zfree(namep); |
7a997fe4 ACM |
582 | return -1; |
583 | } | |
584 | ||
e592488c AK |
585 | static struct disasm_line *disasm_line__new(s64 offset, char *line, |
586 | size_t privsize, int line_nr) | |
78f7defe | 587 | { |
5145418b | 588 | struct disasm_line *dl = zalloc(sizeof(*dl) + privsize); |
78f7defe | 589 | |
29ed6e76 ACM |
590 | if (dl != NULL) { |
591 | dl->offset = offset; | |
592 | dl->line = strdup(line); | |
e592488c | 593 | dl->line_nr = line_nr; |
29ed6e76 | 594 | if (dl->line == NULL) |
058b4cc9 | 595 | goto out_delete; |
5145418b ACM |
596 | |
597 | if (offset != -1) { | |
7a997fe4 | 598 | if (disasm_line__parse(dl->line, &dl->name, &dl->ops.raw) < 0) |
5145418b ACM |
599 | goto out_free_line; |
600 | ||
4f9d0325 | 601 | disasm_line__init_ins(dl); |
5145418b | 602 | } |
78f7defe ACM |
603 | } |
604 | ||
29ed6e76 | 605 | return dl; |
5145418b ACM |
606 | |
607 | out_free_line: | |
74cf249d | 608 | zfree(&dl->line); |
058b4cc9 | 609 | out_delete: |
29ed6e76 | 610 | free(dl); |
058b4cc9 | 611 | return NULL; |
78f7defe ACM |
612 | } |
613 | ||
29ed6e76 | 614 | void disasm_line__free(struct disasm_line *dl) |
78f7defe | 615 | { |
74cf249d ACM |
616 | zfree(&dl->line); |
617 | zfree(&dl->name); | |
c46219ac ACM |
618 | if (dl->ins && dl->ins->ops->free) |
619 | dl->ins->ops->free(&dl->ops); | |
620 | else | |
621 | ins__delete(&dl->ops); | |
29ed6e76 | 622 | free(dl); |
78f7defe ACM |
623 | } |
624 | ||
5417072b ACM |
625 | int disasm_line__scnprintf(struct disasm_line *dl, char *bf, size_t size, bool raw) |
626 | { | |
627 | if (raw || !dl->ins) | |
628 | return scnprintf(bf, size, "%-6.6s %s", dl->name, dl->ops.raw); | |
629 | ||
630 | return ins__scnprintf(dl->ins, bf, size, &dl->ops); | |
631 | } | |
632 | ||
29ed6e76 | 633 | static void disasm__add(struct list_head *head, struct disasm_line *line) |
78f7defe ACM |
634 | { |
635 | list_add_tail(&line->node, head); | |
636 | } | |
637 | ||
29ed6e76 | 638 | struct disasm_line *disasm__get_next_ip_line(struct list_head *head, struct disasm_line *pos) |
78f7defe ACM |
639 | { |
640 | list_for_each_entry_continue(pos, head, node) | |
641 | if (pos->offset >= 0) | |
642 | return pos; | |
643 | ||
644 | return NULL; | |
645 | } | |
646 | ||
e64aa75b NK |
647 | double disasm__calc_percent(struct annotation *notes, int evidx, s64 offset, |
648 | s64 end, const char **path) | |
e5ccf9f4 NK |
649 | { |
650 | struct source_line *src_line = notes->src->lines; | |
e5ccf9f4 NK |
651 | double percent = 0.0; |
652 | ||
bd64fcb8 | 653 | if (src_line) { |
1491c22a NK |
654 | size_t sizeof_src_line = sizeof(*src_line) + |
655 | sizeof(src_line->p) * (src_line->nr_pcnt - 1); | |
656 | ||
bd64fcb8 | 657 | while (offset < end) { |
1491c22a NK |
658 | src_line = (void *)notes->src->lines + |
659 | (sizeof_src_line * offset); | |
660 | ||
e5ccf9f4 | 661 | if (*path == NULL) |
1491c22a | 662 | *path = src_line->path; |
e5ccf9f4 | 663 | |
1491c22a NK |
664 | percent += src_line->p[evidx].percent; |
665 | offset++; | |
bd64fcb8 NK |
666 | } |
667 | } else { | |
1491c22a NK |
668 | struct sym_hist *h = annotation__histogram(notes, evidx); |
669 | unsigned int hits = 0; | |
670 | ||
bd64fcb8 NK |
671 | while (offset < end) |
672 | hits += h->addr[offset++]; | |
e5ccf9f4 | 673 | |
bd64fcb8 NK |
674 | if (h->sum) |
675 | percent = 100.0 * hits / h->sum; | |
676 | } | |
e5ccf9f4 NK |
677 | |
678 | return percent; | |
679 | } | |
680 | ||
29ed6e76 | 681 | static int disasm_line__print(struct disasm_line *dl, struct symbol *sym, u64 start, |
db8fd07a | 682 | struct perf_evsel *evsel, u64 len, int min_pcnt, int printed, |
29ed6e76 | 683 | int max_lines, struct disasm_line *queue) |
78f7defe ACM |
684 | { |
685 | static const char *prev_line; | |
686 | static const char *prev_color; | |
687 | ||
29ed6e76 | 688 | if (dl->offset != -1) { |
78f7defe | 689 | const char *path = NULL; |
b1dd4432 NK |
690 | double percent, max_percent = 0.0; |
691 | double *ppercents = &percent; | |
692 | int i, nr_percent = 1; | |
78f7defe ACM |
693 | const char *color; |
694 | struct annotation *notes = symbol__annotation(sym); | |
29ed6e76 | 695 | s64 offset = dl->offset; |
058b4cc9 | 696 | const u64 addr = start + offset; |
29ed6e76 | 697 | struct disasm_line *next; |
ce6f4fab | 698 | |
29ed6e76 | 699 | next = disasm__get_next_ip_line(¬es->src->source, dl); |
78f7defe | 700 | |
759ff497 | 701 | if (perf_evsel__is_group_event(evsel)) { |
b1dd4432 NK |
702 | nr_percent = evsel->nr_members; |
703 | ppercents = calloc(nr_percent, sizeof(double)); | |
704 | if (ppercents == NULL) | |
705 | return -1; | |
706 | } | |
707 | ||
708 | for (i = 0; i < nr_percent; i++) { | |
709 | percent = disasm__calc_percent(notes, | |
1491c22a NK |
710 | notes->src->lines ? i : evsel->idx + i, |
711 | offset, | |
712 | next ? next->offset : (s64) len, | |
713 | &path); | |
b1dd4432 NK |
714 | |
715 | ppercents[i] = percent; | |
716 | if (percent > max_percent) | |
717 | max_percent = percent; | |
718 | } | |
719 | ||
720 | if (max_percent < min_pcnt) | |
36532461 ACM |
721 | return -1; |
722 | ||
e3087b80 | 723 | if (max_lines && printed >= max_lines) |
36532461 | 724 | return 1; |
d040bd36 | 725 | |
d5e3d747 ACM |
726 | if (queue != NULL) { |
727 | list_for_each_entry_from(queue, ¬es->src->source, node) { | |
29ed6e76 | 728 | if (queue == dl) |
d5e3d747 | 729 | break; |
db8fd07a | 730 | disasm_line__print(queue, sym, start, evsel, len, |
d5e3d747 ACM |
731 | 0, 0, 1, NULL); |
732 | } | |
733 | } | |
734 | ||
b1dd4432 | 735 | color = get_percent_color(max_percent); |
78f7defe ACM |
736 | |
737 | /* | |
738 | * Also color the filename and line if needed, with | |
739 | * the same color than the percentage. Don't print it | |
740 | * twice for close colored addr with the same filename:line | |
741 | */ | |
742 | if (path) { | |
743 | if (!prev_line || strcmp(prev_line, path) | |
744 | || color != prev_color) { | |
745 | color_fprintf(stdout, color, " %s", path); | |
746 | prev_line = path; | |
747 | prev_color = color; | |
748 | } | |
749 | } | |
750 | ||
b1dd4432 NK |
751 | for (i = 0; i < nr_percent; i++) { |
752 | percent = ppercents[i]; | |
753 | color = get_percent_color(percent); | |
754 | color_fprintf(stdout, color, " %7.2f", percent); | |
755 | } | |
756 | ||
78f7defe | 757 | printf(" : "); |
058b4cc9 | 758 | color_fprintf(stdout, PERF_COLOR_MAGENTA, " %" PRIx64 ":", addr); |
29ed6e76 | 759 | color_fprintf(stdout, PERF_COLOR_BLUE, "%s\n", dl->line); |
b1dd4432 NK |
760 | |
761 | if (ppercents != &percent) | |
762 | free(ppercents); | |
763 | ||
e3087b80 | 764 | } else if (max_lines && printed >= max_lines) |
36532461 ACM |
765 | return 1; |
766 | else { | |
b1dd4432 NK |
767 | int width = 8; |
768 | ||
d5e3d747 ACM |
769 | if (queue) |
770 | return -1; | |
771 | ||
759ff497 | 772 | if (perf_evsel__is_group_event(evsel)) |
b1dd4432 NK |
773 | width *= evsel->nr_members; |
774 | ||
29ed6e76 | 775 | if (!*dl->line) |
b1dd4432 | 776 | printf(" %*s:\n", width, " "); |
78f7defe | 777 | else |
b1dd4432 | 778 | printf(" %*s: %s\n", width, " ", dl->line); |
78f7defe | 779 | } |
36532461 ACM |
780 | |
781 | return 0; | |
78f7defe ACM |
782 | } |
783 | ||
3aec150a NK |
784 | /* |
785 | * symbol__parse_objdump_line() parses objdump output (with -d --no-show-raw) | |
786 | * which looks like following | |
787 | * | |
788 | * 0000000000415500 <_init>: | |
789 | * 415500: sub $0x8,%rsp | |
790 | * 415504: mov 0x2f5ad5(%rip),%rax # 70afe0 <_DYNAMIC+0x2f8> | |
791 | * 41550b: test %rax,%rax | |
792 | * 41550e: je 415515 <_init+0x15> | |
793 | * 415510: callq 416e70 <__gmon_start__@plt> | |
794 | * 415515: add $0x8,%rsp | |
795 | * 415519: retq | |
796 | * | |
797 | * it will be parsed and saved into struct disasm_line as | |
798 | * <offset> <name> <ops.raw> | |
799 | * | |
800 | * The offset will be a relative offset from the start of the symbol and -1 | |
801 | * means that it's not a disassembly line so should be treated differently. | |
802 | * The ops.raw part will be parsed further according to type of the instruction. | |
803 | */ | |
ce6f4fab | 804 | static int symbol__parse_objdump_line(struct symbol *sym, struct map *map, |
e592488c AK |
805 | FILE *file, size_t privsize, |
806 | int *line_nr) | |
78f7defe | 807 | { |
ce6f4fab | 808 | struct annotation *notes = symbol__annotation(sym); |
29ed6e76 | 809 | struct disasm_line *dl; |
058b4cc9 | 810 | char *line = NULL, *parsed_line, *tmp, *tmp2, *c; |
78f7defe ACM |
811 | size_t line_len; |
812 | s64 line_ip, offset = -1; | |
e592488c | 813 | regmatch_t match[2]; |
78f7defe ACM |
814 | |
815 | if (getline(&line, &line_len, file) < 0) | |
816 | return -1; | |
817 | ||
818 | if (!line) | |
819 | return -1; | |
820 | ||
821 | while (line_len != 0 && isspace(line[line_len - 1])) | |
822 | line[--line_len] = '\0'; | |
823 | ||
824 | c = strchr(line, '\n'); | |
825 | if (c) | |
826 | *c = 0; | |
827 | ||
828 | line_ip = -1; | |
a31b7cc0 | 829 | parsed_line = line; |
78f7defe | 830 | |
e592488c AK |
831 | /* /filename:linenr ? Save line number and ignore. */ |
832 | if (regexec(&file_lineno, line, 2, match, 0) == 0) { | |
833 | *line_nr = atoi(line + match[1].rm_so); | |
834 | return 0; | |
835 | } | |
836 | ||
78f7defe ACM |
837 | /* |
838 | * Strip leading spaces: | |
839 | */ | |
840 | tmp = line; | |
841 | while (*tmp) { | |
842 | if (*tmp != ' ') | |
843 | break; | |
844 | tmp++; | |
845 | } | |
846 | ||
847 | if (*tmp) { | |
848 | /* | |
849 | * Parse hexa addresses followed by ':' | |
850 | */ | |
851 | line_ip = strtoull(tmp, &tmp2, 16); | |
852 | if (*tmp2 != ':' || tmp == tmp2 || tmp2[1] == '\0') | |
853 | line_ip = -1; | |
854 | } | |
855 | ||
856 | if (line_ip != -1) { | |
857 | u64 start = map__rip_2objdump(map, sym->start), | |
858 | end = map__rip_2objdump(map, sym->end); | |
859 | ||
860 | offset = line_ip - start; | |
2c241bd3 | 861 | if ((u64)line_ip < start || (u64)line_ip >= end) |
78f7defe | 862 | offset = -1; |
058b4cc9 ACM |
863 | else |
864 | parsed_line = tmp2 + 1; | |
a31b7cc0 | 865 | } |
78f7defe | 866 | |
e592488c | 867 | dl = disasm_line__new(offset, parsed_line, privsize, *line_nr); |
058b4cc9 | 868 | free(line); |
e592488c | 869 | (*line_nr)++; |
058b4cc9 | 870 | |
29ed6e76 | 871 | if (dl == NULL) |
78f7defe | 872 | return -1; |
058b4cc9 | 873 | |
bbb7f846 AH |
874 | if (dl->ops.target.offset == UINT64_MAX) |
875 | dl->ops.target.offset = dl->ops.target.addr - | |
876 | map__rip_2objdump(map, sym->start); | |
877 | ||
6e427ab0 | 878 | /* kcore has no symbols, so add the call target name */ |
b178170a | 879 | if (dl->ins && ins__is_call(dl->ins) && !dl->ops.target.name) { |
6e427ab0 AH |
880 | struct addr_map_symbol target = { |
881 | .map = map, | |
882 | .addr = dl->ops.target.addr, | |
883 | }; | |
884 | ||
885 | if (!map_groups__find_ams(&target, NULL) && | |
886 | target.sym->start == target.al_addr) | |
887 | dl->ops.target.name = strdup(target.sym->name); | |
b178170a AH |
888 | } |
889 | ||
29ed6e76 | 890 | disasm__add(¬es->src->source, dl); |
78f7defe ACM |
891 | |
892 | return 0; | |
893 | } | |
894 | ||
e592488c AK |
895 | static __attribute__((constructor)) void symbol__init_regexpr(void) |
896 | { | |
897 | regcomp(&file_lineno, "^/[^:]+:([0-9]+)", REG_EXTENDED); | |
898 | } | |
899 | ||
484a5e74 AH |
900 | static void delete_last_nop(struct symbol *sym) |
901 | { | |
902 | struct annotation *notes = symbol__annotation(sym); | |
903 | struct list_head *list = ¬es->src->source; | |
904 | struct disasm_line *dl; | |
905 | ||
906 | while (!list_empty(list)) { | |
907 | dl = list_entry(list->prev, struct disasm_line, node); | |
908 | ||
909 | if (dl->ins && dl->ins->ops) { | |
910 | if (dl->ins->ops != &nop_ops) | |
911 | return; | |
912 | } else { | |
913 | if (!strstr(dl->line, " nop ") && | |
914 | !strstr(dl->line, " nopl ") && | |
915 | !strstr(dl->line, " nopw ")) | |
916 | return; | |
917 | } | |
918 | ||
919 | list_del(&dl->node); | |
920 | disasm_line__free(dl); | |
921 | } | |
922 | } | |
923 | ||
ce6f4fab | 924 | int symbol__annotate(struct symbol *sym, struct map *map, size_t privsize) |
78f7defe ACM |
925 | { |
926 | struct dso *dso = map->dso; | |
927 | char *filename = dso__build_id_filename(dso, NULL, 0); | |
928 | bool free_filename = true; | |
929 | char command[PATH_MAX * 2]; | |
930 | FILE *file; | |
931 | int err = 0; | |
78f7defe | 932 | char symfs_filename[PATH_MAX]; |
afba19d9 AH |
933 | struct kcore_extract kce; |
934 | bool delete_extract = false; | |
e592488c | 935 | int lineno = 0; |
78f7defe | 936 | |
972f393b ACM |
937 | if (filename) |
938 | symbol__join_symfs(symfs_filename, filename); | |
78f7defe ACM |
939 | |
940 | if (filename == NULL) { | |
941 | if (dso->has_build_id) { | |
942 | pr_err("Can't annotate %s: not enough memory\n", | |
943 | sym->name); | |
944 | return -ENOMEM; | |
945 | } | |
946 | goto fallback; | |
ee205503 AH |
947 | } else if (dso__is_kcore(dso)) { |
948 | goto fallback; | |
78f7defe ACM |
949 | } else if (readlink(symfs_filename, command, sizeof(command)) < 0 || |
950 | strstr(command, "[kernel.kallsyms]") || | |
951 | access(symfs_filename, R_OK)) { | |
952 | free(filename); | |
953 | fallback: | |
954 | /* | |
955 | * If we don't have build-ids or the build-id file isn't in the | |
956 | * cache, or is just a kallsyms file, well, lets hope that this | |
957 | * DSO is the same as when 'perf record' ran. | |
958 | */ | |
bf4414ae | 959 | filename = (char *)dso->long_name; |
972f393b | 960 | symbol__join_symfs(symfs_filename, filename); |
78f7defe ACM |
961 | free_filename = false; |
962 | } | |
963 | ||
bbb7f846 AH |
964 | if (dso->symtab_type == DSO_BINARY_TYPE__KALLSYMS && |
965 | !dso__is_kcore(dso)) { | |
170ae6bc ACM |
966 | char bf[BUILD_ID_SIZE * 2 + 16] = " with build id "; |
967 | char *build_id_msg = NULL; | |
968 | ||
78f7defe ACM |
969 | if (dso->annotate_warned) |
970 | goto out_free_filename; | |
170ae6bc ACM |
971 | |
972 | if (dso->has_build_id) { | |
973 | build_id__sprintf(dso->build_id, | |
974 | sizeof(dso->build_id), bf + 15); | |
975 | build_id_msg = bf; | |
976 | } | |
78f7defe ACM |
977 | err = -ENOENT; |
978 | dso->annotate_warned = 1; | |
ae55795e ACM |
979 | pr_err("Can't annotate %s:\n\n" |
980 | "No vmlinux file%s\nwas found in the path.\n\n" | |
981 | "Please use:\n\n" | |
e3a34029 | 982 | " perf buildid-cache -vu vmlinux\n\n" |
ae55795e | 983 | "or:\n\n" |
ff2a6617 | 984 | " --vmlinux vmlinux\n", |
170ae6bc | 985 | sym->name, build_id_msg ?: ""); |
78f7defe ACM |
986 | goto out_free_filename; |
987 | } | |
988 | ||
989 | pr_debug("%s: filename=%s, sym=%s, start=%#" PRIx64 ", end=%#" PRIx64 "\n", __func__, | |
990 | filename, sym->name, map->unmap_ip(map, sym->start), | |
991 | map->unmap_ip(map, sym->end)); | |
992 | ||
78f7defe ACM |
993 | pr_debug("annotating [%p] %30s : [%p] %30s\n", |
994 | dso, dso->long_name, sym, sym->name); | |
995 | ||
afba19d9 AH |
996 | if (dso__is_kcore(dso)) { |
997 | kce.kcore_filename = symfs_filename; | |
998 | kce.addr = map__rip_2objdump(map, sym->start); | |
999 | kce.offs = sym->start; | |
2c241bd3 | 1000 | kce.len = sym->end - sym->start; |
afba19d9 AH |
1001 | if (!kcore_extract__create(&kce)) { |
1002 | delete_extract = true; | |
1003 | strlcpy(symfs_filename, kce.extract_filename, | |
1004 | sizeof(symfs_filename)); | |
1005 | if (free_filename) { | |
1006 | free(filename); | |
1007 | free_filename = false; | |
1008 | } | |
1009 | filename = symfs_filename; | |
1010 | } | |
1011 | } | |
1012 | ||
78f7defe | 1013 | snprintf(command, sizeof(command), |
7a4ec938 | 1014 | "%s %s%s --start-address=0x%016" PRIx64 |
3e6a2a7f | 1015 | " --stop-address=0x%016" PRIx64 |
e592488c | 1016 | " -l -d %s %s -C %s 2>/dev/null|grep -v %s|expand", |
7a4ec938 | 1017 | objdump_path ? objdump_path : "objdump", |
f69b64f7 AK |
1018 | disassembler_style ? "-M " : "", |
1019 | disassembler_style ? disassembler_style : "", | |
78f7defe | 1020 | map__rip_2objdump(map, sym->start), |
2c241bd3 | 1021 | map__rip_2objdump(map, sym->end), |
3e6a2a7f SE |
1022 | symbol_conf.annotate_asm_raw ? "" : "--no-show-raw", |
1023 | symbol_conf.annotate_src ? "-S" : "", | |
78f7defe ACM |
1024 | symfs_filename, filename); |
1025 | ||
1026 | pr_debug("Executing: %s\n", command); | |
1027 | ||
1028 | file = popen(command, "r"); | |
1029 | if (!file) | |
1030 | goto out_free_filename; | |
1031 | ||
1032 | while (!feof(file)) | |
e592488c AK |
1033 | if (symbol__parse_objdump_line(sym, map, file, privsize, |
1034 | &lineno) < 0) | |
78f7defe ACM |
1035 | break; |
1036 | ||
484a5e74 AH |
1037 | /* |
1038 | * kallsyms does not have symbol sizes so there may a nop at the end. | |
1039 | * Remove it. | |
1040 | */ | |
1041 | if (dso__is_kcore(dso)) | |
1042 | delete_last_nop(sym); | |
1043 | ||
78f7defe ACM |
1044 | pclose(file); |
1045 | out_free_filename: | |
afba19d9 AH |
1046 | if (delete_extract) |
1047 | kcore_extract__delete(&kce); | |
78f7defe ACM |
1048 | if (free_filename) |
1049 | free(filename); | |
1050 | return err; | |
1051 | } | |
1052 | ||
1053 | static void insert_source_line(struct rb_root *root, struct source_line *src_line) | |
1054 | { | |
1055 | struct source_line *iter; | |
1056 | struct rb_node **p = &root->rb_node; | |
1057 | struct rb_node *parent = NULL; | |
1491c22a | 1058 | int i, ret; |
78f7defe ACM |
1059 | |
1060 | while (*p != NULL) { | |
1061 | parent = *p; | |
1062 | iter = rb_entry(parent, struct source_line, node); | |
1063 | ||
41127965 NK |
1064 | ret = strcmp(iter->path, src_line->path); |
1065 | if (ret == 0) { | |
1491c22a NK |
1066 | for (i = 0; i < src_line->nr_pcnt; i++) |
1067 | iter->p[i].percent_sum += src_line->p[i].percent; | |
41127965 NK |
1068 | return; |
1069 | } | |
1070 | ||
1071 | if (ret < 0) | |
1072 | p = &(*p)->rb_left; | |
1073 | else | |
1074 | p = &(*p)->rb_right; | |
1075 | } | |
1076 | ||
1491c22a NK |
1077 | for (i = 0; i < src_line->nr_pcnt; i++) |
1078 | src_line->p[i].percent_sum = src_line->p[i].percent; | |
41127965 NK |
1079 | |
1080 | rb_link_node(&src_line->node, parent, p); | |
1081 | rb_insert_color(&src_line->node, root); | |
1082 | } | |
1083 | ||
1491c22a NK |
1084 | static int cmp_source_line(struct source_line *a, struct source_line *b) |
1085 | { | |
1086 | int i; | |
1087 | ||
1088 | for (i = 0; i < a->nr_pcnt; i++) { | |
1089 | if (a->p[i].percent_sum == b->p[i].percent_sum) | |
1090 | continue; | |
1091 | return a->p[i].percent_sum > b->p[i].percent_sum; | |
1092 | } | |
1093 | ||
1094 | return 0; | |
1095 | } | |
1096 | ||
41127965 NK |
1097 | static void __resort_source_line(struct rb_root *root, struct source_line *src_line) |
1098 | { | |
1099 | struct source_line *iter; | |
1100 | struct rb_node **p = &root->rb_node; | |
1101 | struct rb_node *parent = NULL; | |
1102 | ||
1103 | while (*p != NULL) { | |
1104 | parent = *p; | |
1105 | iter = rb_entry(parent, struct source_line, node); | |
1106 | ||
1491c22a | 1107 | if (cmp_source_line(src_line, iter)) |
78f7defe ACM |
1108 | p = &(*p)->rb_left; |
1109 | else | |
1110 | p = &(*p)->rb_right; | |
1111 | } | |
1112 | ||
1113 | rb_link_node(&src_line->node, parent, p); | |
1114 | rb_insert_color(&src_line->node, root); | |
1115 | } | |
1116 | ||
41127965 NK |
1117 | static void resort_source_line(struct rb_root *dest_root, struct rb_root *src_root) |
1118 | { | |
1119 | struct source_line *src_line; | |
1120 | struct rb_node *node; | |
1121 | ||
1122 | node = rb_first(src_root); | |
1123 | while (node) { | |
1124 | struct rb_node *next; | |
1125 | ||
1126 | src_line = rb_entry(node, struct source_line, node); | |
1127 | next = rb_next(node); | |
1128 | rb_erase(node, src_root); | |
1129 | ||
1130 | __resort_source_line(dest_root, src_line); | |
1131 | node = next; | |
1132 | } | |
1133 | } | |
1134 | ||
78f7defe ACM |
1135 | static void symbol__free_source_line(struct symbol *sym, int len) |
1136 | { | |
1137 | struct annotation *notes = symbol__annotation(sym); | |
ce6f4fab | 1138 | struct source_line *src_line = notes->src->lines; |
1491c22a | 1139 | size_t sizeof_src_line; |
78f7defe ACM |
1140 | int i; |
1141 | ||
1491c22a NK |
1142 | sizeof_src_line = sizeof(*src_line) + |
1143 | (sizeof(src_line->p) * (src_line->nr_pcnt - 1)); | |
78f7defe | 1144 | |
1491c22a | 1145 | for (i = 0; i < len; i++) { |
f048d548 | 1146 | free_srcline(src_line->path); |
1491c22a NK |
1147 | src_line = (void *)src_line + sizeof_src_line; |
1148 | } | |
1149 | ||
04662523 | 1150 | zfree(¬es->src->lines); |
78f7defe ACM |
1151 | } |
1152 | ||
1153 | /* Get the filename:line for the colored entries */ | |
1154 | static int symbol__get_source_line(struct symbol *sym, struct map *map, | |
db8fd07a | 1155 | struct perf_evsel *evsel, |
86c98cab | 1156 | struct rb_root *root, int len) |
78f7defe ACM |
1157 | { |
1158 | u64 start; | |
1491c22a NK |
1159 | int i, k; |
1160 | int evidx = evsel->idx; | |
78f7defe ACM |
1161 | struct source_line *src_line; |
1162 | struct annotation *notes = symbol__annotation(sym); | |
1491c22a | 1163 | struct sym_hist *h = annotation__histogram(notes, evidx); |
41127965 | 1164 | struct rb_root tmp_root = RB_ROOT; |
1491c22a NK |
1165 | int nr_pcnt = 1; |
1166 | u64 h_sum = h->sum; | |
1167 | size_t sizeof_src_line = sizeof(struct source_line); | |
1168 | ||
1169 | if (perf_evsel__is_group_event(evsel)) { | |
1170 | for (i = 1; i < evsel->nr_members; i++) { | |
1171 | h = annotation__histogram(notes, evidx + i); | |
1172 | h_sum += h->sum; | |
1173 | } | |
1174 | nr_pcnt = evsel->nr_members; | |
1175 | sizeof_src_line += (nr_pcnt - 1) * sizeof(src_line->p); | |
1176 | } | |
78f7defe | 1177 | |
1491c22a | 1178 | if (!h_sum) |
78f7defe ACM |
1179 | return 0; |
1180 | ||
1491c22a | 1181 | src_line = notes->src->lines = calloc(len, sizeof_src_line); |
ce6f4fab | 1182 | if (!notes->src->lines) |
78f7defe ACM |
1183 | return -1; |
1184 | ||
f40a0633 | 1185 | start = map__rip_2objdump(map, sym->start); |
78f7defe ACM |
1186 | |
1187 | for (i = 0; i < len; i++) { | |
78f7defe | 1188 | u64 offset; |
1491c22a | 1189 | double percent_max = 0.0; |
78f7defe | 1190 | |
1491c22a NK |
1191 | src_line->nr_pcnt = nr_pcnt; |
1192 | ||
1193 | for (k = 0; k < nr_pcnt; k++) { | |
1194 | h = annotation__histogram(notes, evidx + k); | |
1195 | src_line->p[k].percent = 100.0 * h->addr[i] / h->sum; | |
1196 | ||
1197 | if (src_line->p[k].percent > percent_max) | |
1198 | percent_max = src_line->p[k].percent; | |
1199 | } | |
1200 | ||
1201 | if (percent_max <= 0.5) | |
1202 | goto next; | |
78f7defe ACM |
1203 | |
1204 | offset = start + i; | |
85c116a6 | 1205 | src_line->path = get_srcline(map->dso, offset, NULL, false); |
1491c22a | 1206 | insert_source_line(&tmp_root, src_line); |
78f7defe | 1207 | |
1491c22a NK |
1208 | next: |
1209 | src_line = (void *)src_line + sizeof_src_line; | |
78f7defe ACM |
1210 | } |
1211 | ||
41127965 | 1212 | resort_source_line(root, &tmp_root); |
78f7defe ACM |
1213 | return 0; |
1214 | } | |
1215 | ||
1216 | static void print_summary(struct rb_root *root, const char *filename) | |
1217 | { | |
1218 | struct source_line *src_line; | |
1219 | struct rb_node *node; | |
1220 | ||
1221 | printf("\nSorted summary for file %s\n", filename); | |
1222 | printf("----------------------------------------------\n\n"); | |
1223 | ||
1224 | if (RB_EMPTY_ROOT(root)) { | |
1225 | printf(" Nothing higher than %1.1f%%\n", MIN_GREEN); | |
1226 | return; | |
1227 | } | |
1228 | ||
1229 | node = rb_first(root); | |
1230 | while (node) { | |
1491c22a | 1231 | double percent, percent_max = 0.0; |
78f7defe ACM |
1232 | const char *color; |
1233 | char *path; | |
1491c22a | 1234 | int i; |
78f7defe ACM |
1235 | |
1236 | src_line = rb_entry(node, struct source_line, node); | |
1491c22a NK |
1237 | for (i = 0; i < src_line->nr_pcnt; i++) { |
1238 | percent = src_line->p[i].percent_sum; | |
1239 | color = get_percent_color(percent); | |
1240 | color_fprintf(stdout, color, " %7.2f", percent); | |
1241 | ||
1242 | if (percent > percent_max) | |
1243 | percent_max = percent; | |
1244 | } | |
1245 | ||
78f7defe | 1246 | path = src_line->path; |
1491c22a | 1247 | color = get_percent_color(percent_max); |
f048d548 | 1248 | color_fprintf(stdout, color, " %s\n", path); |
78f7defe | 1249 | |
78f7defe ACM |
1250 | node = rb_next(node); |
1251 | } | |
1252 | } | |
1253 | ||
db8fd07a | 1254 | static void symbol__annotate_hits(struct symbol *sym, struct perf_evsel *evsel) |
78f7defe ACM |
1255 | { |
1256 | struct annotation *notes = symbol__annotation(sym); | |
db8fd07a | 1257 | struct sym_hist *h = annotation__histogram(notes, evsel->idx); |
1b2e2df4 | 1258 | u64 len = symbol__size(sym), offset; |
78f7defe ACM |
1259 | |
1260 | for (offset = 0; offset < len; ++offset) | |
1261 | if (h->addr[offset] != 0) | |
1262 | printf("%*" PRIx64 ": %" PRIu64 "\n", BITS_PER_LONG / 2, | |
1263 | sym->start + offset, h->addr[offset]); | |
1264 | printf("%*s: %" PRIu64 "\n", BITS_PER_LONG / 2, "h->sum", h->sum); | |
1265 | } | |
1266 | ||
db8fd07a NK |
1267 | int symbol__annotate_printf(struct symbol *sym, struct map *map, |
1268 | struct perf_evsel *evsel, bool full_paths, | |
1269 | int min_pcnt, int max_lines, int context) | |
78f7defe ACM |
1270 | { |
1271 | struct dso *dso = map->dso; | |
bfd14b9a DA |
1272 | char *filename; |
1273 | const char *d_filename; | |
9cdbadce | 1274 | const char *evsel_name = perf_evsel__name(evsel); |
ce6f4fab | 1275 | struct annotation *notes = symbol__annotation(sym); |
29ed6e76 | 1276 | struct disasm_line *pos, *queue = NULL; |
058b4cc9 | 1277 | u64 start = map__rip_2objdump(map, sym->start); |
d5e3d747 | 1278 | int printed = 2, queue_len = 0; |
36532461 | 1279 | int more = 0; |
78f7defe | 1280 | u64 len; |
b1dd4432 | 1281 | int width = 8; |
9cdbadce | 1282 | int namelen, evsel_name_len, graph_dotted_len; |
78f7defe | 1283 | |
bfd14b9a DA |
1284 | filename = strdup(dso->long_name); |
1285 | if (!filename) | |
1286 | return -ENOMEM; | |
1287 | ||
78f7defe ACM |
1288 | if (full_paths) |
1289 | d_filename = filename; | |
1290 | else | |
1291 | d_filename = basename(filename); | |
1292 | ||
1b2e2df4 | 1293 | len = symbol__size(sym); |
b1dd4432 | 1294 | namelen = strlen(d_filename); |
9cdbadce | 1295 | evsel_name_len = strlen(evsel_name); |
b1dd4432 | 1296 | |
759ff497 | 1297 | if (perf_evsel__is_group_event(evsel)) |
b1dd4432 | 1298 | width *= evsel->nr_members; |
78f7defe | 1299 | |
9cdbadce ACM |
1300 | printf(" %-*.*s| Source code & Disassembly of %s for %s\n", |
1301 | width, width, "Percent", d_filename, evsel_name); | |
1302 | ||
1303 | graph_dotted_len = width + namelen + evsel_name_len; | |
1304 | printf("-%-*.*s-----------------------------------------\n", | |
1305 | graph_dotted_len, graph_dotted_len, graph_dotted_line); | |
78f7defe ACM |
1306 | |
1307 | if (verbose) | |
db8fd07a | 1308 | symbol__annotate_hits(sym, evsel); |
78f7defe | 1309 | |
ce6f4fab | 1310 | list_for_each_entry(pos, ¬es->src->source, node) { |
d5e3d747 ACM |
1311 | if (context && queue == NULL) { |
1312 | queue = pos; | |
1313 | queue_len = 0; | |
1314 | } | |
1315 | ||
db8fd07a | 1316 | switch (disasm_line__print(pos, sym, start, evsel, len, |
058b4cc9 ACM |
1317 | min_pcnt, printed, max_lines, |
1318 | queue)) { | |
36532461 ACM |
1319 | case 0: |
1320 | ++printed; | |
d5e3d747 ACM |
1321 | if (context) { |
1322 | printed += queue_len; | |
1323 | queue = NULL; | |
1324 | queue_len = 0; | |
1325 | } | |
36532461 ACM |
1326 | break; |
1327 | case 1: | |
1328 | /* filtered by max_lines */ | |
1329 | ++more; | |
d040bd36 | 1330 | break; |
36532461 ACM |
1331 | case -1: |
1332 | default: | |
d5e3d747 ACM |
1333 | /* |
1334 | * Filtered by min_pcnt or non IP lines when | |
1335 | * context != 0 | |
1336 | */ | |
1337 | if (!context) | |
1338 | break; | |
1339 | if (queue_len == context) | |
1340 | queue = list_entry(queue->node.next, typeof(*queue), node); | |
1341 | else | |
1342 | ++queue_len; | |
36532461 ACM |
1343 | break; |
1344 | } | |
1345 | } | |
1346 | ||
bfd14b9a DA |
1347 | free(filename); |
1348 | ||
36532461 ACM |
1349 | return more; |
1350 | } | |
f1e2701d | 1351 | |
36532461 ACM |
1352 | void symbol__annotate_zero_histogram(struct symbol *sym, int evidx) |
1353 | { | |
1354 | struct annotation *notes = symbol__annotation(sym); | |
1355 | struct sym_hist *h = annotation__histogram(notes, evidx); | |
1356 | ||
ce6f4fab | 1357 | memset(h, 0, notes->src->sizeof_sym_hist); |
36532461 ACM |
1358 | } |
1359 | ||
ce6f4fab | 1360 | void symbol__annotate_decay_histogram(struct symbol *sym, int evidx) |
36532461 ACM |
1361 | { |
1362 | struct annotation *notes = symbol__annotation(sym); | |
1363 | struct sym_hist *h = annotation__histogram(notes, evidx); | |
1b2e2df4 | 1364 | int len = symbol__size(sym), offset; |
36532461 ACM |
1365 | |
1366 | h->sum = 0; | |
8b84a568 ACM |
1367 | for (offset = 0; offset < len; ++offset) { |
1368 | h->addr[offset] = h->addr[offset] * 7 / 8; | |
1369 | h->sum += h->addr[offset]; | |
f1e2701d ACM |
1370 | } |
1371 | } | |
1372 | ||
29ed6e76 | 1373 | void disasm__purge(struct list_head *head) |
f1e2701d | 1374 | { |
29ed6e76 | 1375 | struct disasm_line *pos, *n; |
f1e2701d ACM |
1376 | |
1377 | list_for_each_entry_safe(pos, n, head, node) { | |
1378 | list_del(&pos->node); | |
29ed6e76 | 1379 | disasm_line__free(pos); |
f1e2701d ACM |
1380 | } |
1381 | } | |
1382 | ||
5145418b ACM |
1383 | static size_t disasm_line__fprintf(struct disasm_line *dl, FILE *fp) |
1384 | { | |
1385 | size_t printed; | |
1386 | ||
1387 | if (dl->offset == -1) | |
1388 | return fprintf(fp, "%s\n", dl->line); | |
1389 | ||
1390 | printed = fprintf(fp, "%#" PRIx64 " %s", dl->offset, dl->name); | |
1391 | ||
c7e6ead7 | 1392 | if (dl->ops.raw[0] != '\0') { |
5145418b | 1393 | printed += fprintf(fp, "%.*s %s\n", 6 - (int)printed, " ", |
c7e6ead7 | 1394 | dl->ops.raw); |
5145418b ACM |
1395 | } |
1396 | ||
1397 | return printed + fprintf(fp, "\n"); | |
1398 | } | |
1399 | ||
1400 | size_t disasm__fprintf(struct list_head *head, FILE *fp) | |
1401 | { | |
1402 | struct disasm_line *pos; | |
1403 | size_t printed = 0; | |
1404 | ||
1405 | list_for_each_entry(pos, head, node) | |
1406 | printed += disasm_line__fprintf(pos, fp); | |
1407 | ||
1408 | return printed; | |
1409 | } | |
1410 | ||
db8fd07a NK |
1411 | int symbol__tty_annotate(struct symbol *sym, struct map *map, |
1412 | struct perf_evsel *evsel, bool print_lines, | |
1413 | bool full_paths, int min_pcnt, int max_lines) | |
f1e2701d ACM |
1414 | { |
1415 | struct dso *dso = map->dso; | |
f1e2701d | 1416 | struct rb_root source_line = RB_ROOT; |
f1e2701d ACM |
1417 | u64 len; |
1418 | ||
ce6f4fab | 1419 | if (symbol__annotate(sym, map, 0) < 0) |
f1e2701d ACM |
1420 | return -1; |
1421 | ||
1b2e2df4 | 1422 | len = symbol__size(sym); |
f1e2701d ACM |
1423 | |
1424 | if (print_lines) { | |
86c98cab NK |
1425 | symbol__get_source_line(sym, map, evsel, &source_line, len); |
1426 | print_summary(&source_line, dso->long_name); | |
78f7defe ACM |
1427 | } |
1428 | ||
db8fd07a | 1429 | symbol__annotate_printf(sym, map, evsel, full_paths, |
d5e3d747 | 1430 | min_pcnt, max_lines, 0); |
78f7defe ACM |
1431 | if (print_lines) |
1432 | symbol__free_source_line(sym, len); | |
1433 | ||
29ed6e76 | 1434 | disasm__purge(&symbol__annotation(sym)->src->source); |
f1e2701d | 1435 | |
78f7defe ACM |
1436 | return 0; |
1437 | } | |
f626adff ACM |
1438 | |
1439 | int hist_entry__annotate(struct hist_entry *he, size_t privsize) | |
1440 | { | |
1441 | return symbol__annotate(he->ms.sym, he->ms.map, privsize); | |
1442 | } | |
48c65bda NK |
1443 | |
1444 | bool ui__has_annotation(void) | |
1445 | { | |
1446 | return use_browser == 1 && sort__has_sym; | |
1447 | } |