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 | { | |
3995614d ACM |
33 | if (ops == NULL) |
34 | return; | |
74cf249d ACM |
35 | zfree(&ops->source.raw); |
36 | zfree(&ops->source.name); | |
37 | zfree(&ops->target.raw); | |
38 | zfree(&ops->target.name); | |
c46219ac ACM |
39 | } |
40 | ||
5417072b ACM |
41 | static int ins__raw_scnprintf(struct ins *ins, char *bf, size_t size, |
42 | struct ins_operands *ops) | |
43 | { | |
44 | return scnprintf(bf, size, "%-6.6s %s", ins->name, ops->raw); | |
45 | } | |
46 | ||
47 | int ins__scnprintf(struct ins *ins, char *bf, size_t size, | |
48 | struct ins_operands *ops) | |
49 | { | |
50 | if (ins->ops->scnprintf) | |
51 | return ins->ops->scnprintf(ins, bf, size, ops); | |
52 | ||
53 | return ins__raw_scnprintf(ins, bf, size, ops); | |
54 | } | |
55 | ||
c7e6ead7 | 56 | static int call__parse(struct ins_operands *ops) |
d86b0597 | 57 | { |
d2232885 ACM |
58 | char *endptr, *tok, *name; |
59 | ||
44d1a3ed | 60 | ops->target.addr = strtoull(ops->raw, &endptr, 16); |
d2232885 ACM |
61 | |
62 | name = strchr(endptr, '<'); | |
63 | if (name == NULL) | |
64 | goto indirect_call; | |
65 | ||
66 | name++; | |
67 | ||
cfef25b8 RK |
68 | #ifdef __arm__ |
69 | if (strchr(name, '+')) | |
70 | return -1; | |
71 | #endif | |
72 | ||
d2232885 ACM |
73 | tok = strchr(name, '>'); |
74 | if (tok == NULL) | |
75 | return -1; | |
76 | ||
77 | *tok = '\0'; | |
44d1a3ed | 78 | ops->target.name = strdup(name); |
d2232885 ACM |
79 | *tok = '>'; |
80 | ||
44d1a3ed | 81 | return ops->target.name == NULL ? -1 : 0; |
d2232885 ACM |
82 | |
83 | indirect_call: | |
e8ea1561 ACM |
84 | tok = strchr(endptr, '('); |
85 | if (tok != NULL) { | |
86 | ops->target.addr = 0; | |
87 | return 0; | |
88 | } | |
89 | ||
d2232885 ACM |
90 | tok = strchr(endptr, '*'); |
91 | if (tok == NULL) | |
92 | return -1; | |
93 | ||
44d1a3ed | 94 | ops->target.addr = strtoull(tok + 1, NULL, 16); |
d86b0597 ACM |
95 | return 0; |
96 | } | |
97 | ||
d2232885 | 98 | static int call__scnprintf(struct ins *ins, char *bf, size_t size, |
5417072b | 99 | struct ins_operands *ops) |
d2232885 | 100 | { |
44d1a3ed ACM |
101 | if (ops->target.name) |
102 | return scnprintf(bf, size, "%-6.6s %s", ins->name, ops->target.name); | |
d2232885 | 103 | |
e8ea1561 ACM |
104 | if (ops->target.addr == 0) |
105 | return ins__raw_scnprintf(ins, bf, size, ops); | |
106 | ||
44d1a3ed | 107 | return scnprintf(bf, size, "%-6.6s *%" PRIx64, ins->name, ops->target.addr); |
d2232885 ACM |
108 | } |
109 | ||
d86b0597 | 110 | static struct ins_ops call_ops = { |
d2232885 ACM |
111 | .parse = call__parse, |
112 | .scnprintf = call__scnprintf, | |
d86b0597 ACM |
113 | }; |
114 | ||
115 | bool ins__is_call(const struct ins *ins) | |
116 | { | |
117 | return ins->ops == &call_ops; | |
118 | } | |
119 | ||
c7e6ead7 | 120 | static int jump__parse(struct ins_operands *ops) |
4f9d0325 | 121 | { |
c7e6ead7 | 122 | const char *s = strchr(ops->raw, '+'); |
4f9d0325 | 123 | |
bbb7f846 | 124 | ops->target.addr = strtoull(ops->raw, NULL, 16); |
fb29fa58 ACM |
125 | |
126 | if (s++ != NULL) | |
bbb7f846 | 127 | ops->target.offset = strtoull(s, NULL, 16); |
fb29fa58 ACM |
128 | else |
129 | ops->target.offset = UINT64_MAX; | |
4f9d0325 | 130 | |
4f9d0325 ACM |
131 | return 0; |
132 | } | |
133 | ||
c7e6ead7 | 134 | static int jump__scnprintf(struct ins *ins, char *bf, size_t size, |
5417072b | 135 | struct ins_operands *ops) |
28548d78 | 136 | { |
44d1a3ed | 137 | return scnprintf(bf, size, "%-6.6s %" PRIx64, ins->name, ops->target.offset); |
28548d78 ACM |
138 | } |
139 | ||
4f9d0325 | 140 | static struct ins_ops jump_ops = { |
c7e6ead7 ACM |
141 | .parse = jump__parse, |
142 | .scnprintf = jump__scnprintf, | |
4f9d0325 ACM |
143 | }; |
144 | ||
145 | bool ins__is_jump(const struct ins *ins) | |
146 | { | |
147 | return ins->ops == &jump_ops; | |
148 | } | |
149 | ||
6de783b6 ACM |
150 | static int comment__symbol(char *raw, char *comment, u64 *addrp, char **namep) |
151 | { | |
152 | char *endptr, *name, *t; | |
153 | ||
154 | if (strstr(raw, "(%rip)") == NULL) | |
155 | return 0; | |
156 | ||
157 | *addrp = strtoull(comment, &endptr, 16); | |
158 | name = strchr(endptr, '<'); | |
159 | if (name == NULL) | |
160 | return -1; | |
161 | ||
162 | name++; | |
163 | ||
164 | t = strchr(name, '>'); | |
165 | if (t == NULL) | |
166 | return 0; | |
167 | ||
168 | *t = '\0'; | |
169 | *namep = strdup(name); | |
170 | *t = '>'; | |
171 | ||
172 | return 0; | |
173 | } | |
174 | ||
7a997fe4 ACM |
175 | static int lock__parse(struct ins_operands *ops) |
176 | { | |
177 | char *name; | |
178 | ||
179 | ops->locked.ops = zalloc(sizeof(*ops->locked.ops)); | |
180 | if (ops->locked.ops == NULL) | |
181 | return 0; | |
182 | ||
183 | if (disasm_line__parse(ops->raw, &name, &ops->locked.ops->raw) < 0) | |
184 | goto out_free_ops; | |
185 | ||
2ba34aaa | 186 | ops->locked.ins = ins__find(name); |
0fb9f2aa RV |
187 | free(name); |
188 | ||
2ba34aaa NK |
189 | if (ops->locked.ins == NULL) |
190 | goto out_free_ops; | |
7a997fe4 | 191 | |
2ba34aaa NK |
192 | if (!ops->locked.ins->ops) |
193 | return 0; | |
7a997fe4 | 194 | |
be81908c RV |
195 | if (ops->locked.ins->ops->parse && |
196 | ops->locked.ins->ops->parse(ops->locked.ops) < 0) | |
197 | goto out_free_ops; | |
7a997fe4 ACM |
198 | |
199 | return 0; | |
200 | ||
201 | out_free_ops: | |
04662523 | 202 | zfree(&ops->locked.ops); |
7a997fe4 ACM |
203 | return 0; |
204 | } | |
205 | ||
206 | static int lock__scnprintf(struct ins *ins, char *bf, size_t size, | |
207 | struct ins_operands *ops) | |
208 | { | |
209 | int printed; | |
210 | ||
211 | if (ops->locked.ins == NULL) | |
212 | return ins__raw_scnprintf(ins, bf, size, ops); | |
213 | ||
214 | printed = scnprintf(bf, size, "%-6.6s ", ins->name); | |
215 | return printed + ins__scnprintf(ops->locked.ins, bf + printed, | |
216 | size - printed, ops->locked.ops); | |
217 | } | |
218 | ||
c46219ac ACM |
219 | static void lock__delete(struct ins_operands *ops) |
220 | { | |
0fb9f2aa RV |
221 | struct ins *ins = ops->locked.ins; |
222 | ||
223 | if (ins && ins->ops->free) | |
224 | ins->ops->free(ops->locked.ops); | |
225 | else | |
226 | ins__delete(ops->locked.ops); | |
227 | ||
74cf249d ACM |
228 | zfree(&ops->locked.ops); |
229 | zfree(&ops->target.raw); | |
230 | zfree(&ops->target.name); | |
c46219ac ACM |
231 | } |
232 | ||
7a997fe4 | 233 | static struct ins_ops lock_ops = { |
c46219ac | 234 | .free = lock__delete, |
7a997fe4 ACM |
235 | .parse = lock__parse, |
236 | .scnprintf = lock__scnprintf, | |
237 | }; | |
238 | ||
6de783b6 ACM |
239 | static int mov__parse(struct ins_operands *ops) |
240 | { | |
241 | char *s = strchr(ops->raw, ','), *target, *comment, prev; | |
242 | ||
243 | if (s == NULL) | |
244 | return -1; | |
245 | ||
246 | *s = '\0'; | |
247 | ops->source.raw = strdup(ops->raw); | |
248 | *s = ','; | |
48000a1a | 249 | |
6de783b6 ACM |
250 | if (ops->source.raw == NULL) |
251 | return -1; | |
252 | ||
253 | target = ++s; | |
cfef25b8 RK |
254 | #ifdef __arm__ |
255 | comment = strchr(s, ';'); | |
256 | #else | |
1e2bb043 | 257 | comment = strchr(s, '#'); |
cfef25b8 | 258 | #endif |
1e2bb043 AC |
259 | |
260 | if (comment != NULL) | |
261 | s = comment - 1; | |
262 | else | |
263 | s = strchr(s, '\0') - 1; | |
6de783b6 | 264 | |
1e2bb043 AC |
265 | while (s > target && isspace(s[0])) |
266 | --s; | |
267 | s++; | |
6de783b6 ACM |
268 | prev = *s; |
269 | *s = '\0'; | |
270 | ||
271 | ops->target.raw = strdup(target); | |
272 | *s = prev; | |
273 | ||
274 | if (ops->target.raw == NULL) | |
275 | goto out_free_source; | |
276 | ||
6de783b6 ACM |
277 | if (comment == NULL) |
278 | return 0; | |
279 | ||
280 | while (comment[0] != '\0' && isspace(comment[0])) | |
281 | ++comment; | |
282 | ||
283 | comment__symbol(ops->source.raw, comment, &ops->source.addr, &ops->source.name); | |
284 | comment__symbol(ops->target.raw, comment, &ops->target.addr, &ops->target.name); | |
285 | ||
286 | return 0; | |
287 | ||
288 | out_free_source: | |
04662523 | 289 | zfree(&ops->source.raw); |
6de783b6 ACM |
290 | return -1; |
291 | } | |
292 | ||
293 | static int mov__scnprintf(struct ins *ins, char *bf, size_t size, | |
294 | struct ins_operands *ops) | |
295 | { | |
296 | return scnprintf(bf, size, "%-6.6s %s,%s", ins->name, | |
297 | ops->source.name ?: ops->source.raw, | |
298 | ops->target.name ?: ops->target.raw); | |
299 | } | |
300 | ||
301 | static struct ins_ops mov_ops = { | |
302 | .parse = mov__parse, | |
303 | .scnprintf = mov__scnprintf, | |
304 | }; | |
305 | ||
a43712c4 ACM |
306 | static int dec__parse(struct ins_operands *ops) |
307 | { | |
308 | char *target, *comment, *s, prev; | |
309 | ||
310 | target = s = ops->raw; | |
311 | ||
312 | while (s[0] != '\0' && !isspace(s[0])) | |
313 | ++s; | |
314 | prev = *s; | |
315 | *s = '\0'; | |
316 | ||
317 | ops->target.raw = strdup(target); | |
318 | *s = prev; | |
319 | ||
320 | if (ops->target.raw == NULL) | |
321 | return -1; | |
322 | ||
323 | comment = strchr(s, '#'); | |
324 | if (comment == NULL) | |
325 | return 0; | |
326 | ||
327 | while (comment[0] != '\0' && isspace(comment[0])) | |
328 | ++comment; | |
329 | ||
330 | comment__symbol(ops->target.raw, comment, &ops->target.addr, &ops->target.name); | |
331 | ||
332 | return 0; | |
333 | } | |
334 | ||
335 | static int dec__scnprintf(struct ins *ins, char *bf, size_t size, | |
336 | struct ins_operands *ops) | |
337 | { | |
338 | return scnprintf(bf, size, "%-6.6s %s", ins->name, | |
339 | ops->target.name ?: ops->target.raw); | |
340 | } | |
341 | ||
342 | static struct ins_ops dec_ops = { | |
343 | .parse = dec__parse, | |
344 | .scnprintf = dec__scnprintf, | |
345 | }; | |
346 | ||
1d037ca1 IT |
347 | static int nop__scnprintf(struct ins *ins __maybe_unused, char *bf, size_t size, |
348 | struct ins_operands *ops __maybe_unused) | |
b9818e93 ACM |
349 | { |
350 | return scnprintf(bf, size, "%-6.6s", "nop"); | |
351 | } | |
352 | ||
353 | static struct ins_ops nop_ops = { | |
354 | .scnprintf = nop__scnprintf, | |
355 | }; | |
356 | ||
6ef94929 NR |
357 | static struct ins_ops ret_ops = { |
358 | .scnprintf = ins__raw_scnprintf, | |
359 | }; | |
360 | ||
361 | bool ins__is_ret(const struct ins *ins) | |
362 | { | |
363 | return ins->ops == &ret_ops; | |
364 | } | |
365 | ||
4f9d0325 | 366 | static struct ins instructions[] = { |
6de783b6 ACM |
367 | { .name = "add", .ops = &mov_ops, }, |
368 | { .name = "addl", .ops = &mov_ops, }, | |
369 | { .name = "addq", .ops = &mov_ops, }, | |
370 | { .name = "addw", .ops = &mov_ops, }, | |
371 | { .name = "and", .ops = &mov_ops, }, | |
cfef25b8 RK |
372 | #ifdef __arm__ |
373 | { .name = "b", .ops = &jump_ops, }, // might also be a call | |
374 | { .name = "bcc", .ops = &jump_ops, }, | |
375 | { .name = "bcs", .ops = &jump_ops, }, | |
376 | { .name = "beq", .ops = &jump_ops, }, | |
377 | { .name = "bge", .ops = &jump_ops, }, | |
378 | { .name = "bgt", .ops = &jump_ops, }, | |
379 | { .name = "bhi", .ops = &jump_ops, }, | |
380 | { .name = "bl", .ops = &call_ops, }, | |
cfef25b8 | 381 | { .name = "bls", .ops = &jump_ops, }, |
58c04001 | 382 | { .name = "blt", .ops = &jump_ops, }, |
cfef25b8 RK |
383 | { .name = "blx", .ops = &call_ops, }, |
384 | { .name = "bne", .ops = &jump_ops, }, | |
385 | #endif | |
7a997fe4 | 386 | { .name = "bts", .ops = &mov_ops, }, |
d86b0597 ACM |
387 | { .name = "call", .ops = &call_ops, }, |
388 | { .name = "callq", .ops = &call_ops, }, | |
6de783b6 ACM |
389 | { .name = "cmp", .ops = &mov_ops, }, |
390 | { .name = "cmpb", .ops = &mov_ops, }, | |
391 | { .name = "cmpl", .ops = &mov_ops, }, | |
392 | { .name = "cmpq", .ops = &mov_ops, }, | |
393 | { .name = "cmpw", .ops = &mov_ops, }, | |
394 | { .name = "cmpxch", .ops = &mov_ops, }, | |
a43712c4 ACM |
395 | { .name = "dec", .ops = &dec_ops, }, |
396 | { .name = "decl", .ops = &dec_ops, }, | |
6de783b6 | 397 | { .name = "imul", .ops = &mov_ops, }, |
a43712c4 ACM |
398 | { .name = "inc", .ops = &dec_ops, }, |
399 | { .name = "incl", .ops = &dec_ops, }, | |
4f9d0325 | 400 | { .name = "ja", .ops = &jump_ops, }, |
3f862fd0 ACM |
401 | { .name = "jae", .ops = &jump_ops, }, |
402 | { .name = "jb", .ops = &jump_ops, }, | |
403 | { .name = "jbe", .ops = &jump_ops, }, | |
404 | { .name = "jc", .ops = &jump_ops, }, | |
405 | { .name = "jcxz", .ops = &jump_ops, }, | |
4f9d0325 | 406 | { .name = "je", .ops = &jump_ops, }, |
3f862fd0 ACM |
407 | { .name = "jecxz", .ops = &jump_ops, }, |
408 | { .name = "jg", .ops = &jump_ops, }, | |
409 | { .name = "jge", .ops = &jump_ops, }, | |
410 | { .name = "jl", .ops = &jump_ops, }, | |
411 | { .name = "jle", .ops = &jump_ops, }, | |
4f9d0325 ACM |
412 | { .name = "jmp", .ops = &jump_ops, }, |
413 | { .name = "jmpq", .ops = &jump_ops, }, | |
3f862fd0 ACM |
414 | { .name = "jna", .ops = &jump_ops, }, |
415 | { .name = "jnae", .ops = &jump_ops, }, | |
416 | { .name = "jnb", .ops = &jump_ops, }, | |
417 | { .name = "jnbe", .ops = &jump_ops, }, | |
418 | { .name = "jnc", .ops = &jump_ops, }, | |
4f9d0325 | 419 | { .name = "jne", .ops = &jump_ops, }, |
3f862fd0 ACM |
420 | { .name = "jng", .ops = &jump_ops, }, |
421 | { .name = "jnge", .ops = &jump_ops, }, | |
422 | { .name = "jnl", .ops = &jump_ops, }, | |
423 | { .name = "jnle", .ops = &jump_ops, }, | |
424 | { .name = "jno", .ops = &jump_ops, }, | |
425 | { .name = "jnp", .ops = &jump_ops, }, | |
426 | { .name = "jns", .ops = &jump_ops, }, | |
427 | { .name = "jnz", .ops = &jump_ops, }, | |
428 | { .name = "jo", .ops = &jump_ops, }, | |
429 | { .name = "jp", .ops = &jump_ops, }, | |
430 | { .name = "jpe", .ops = &jump_ops, }, | |
431 | { .name = "jpo", .ops = &jump_ops, }, | |
432 | { .name = "jrcxz", .ops = &jump_ops, }, | |
4f9d0325 | 433 | { .name = "js", .ops = &jump_ops, }, |
3f862fd0 | 434 | { .name = "jz", .ops = &jump_ops, }, |
6de783b6 | 435 | { .name = "lea", .ops = &mov_ops, }, |
7a997fe4 | 436 | { .name = "lock", .ops = &lock_ops, }, |
6de783b6 ACM |
437 | { .name = "mov", .ops = &mov_ops, }, |
438 | { .name = "movb", .ops = &mov_ops, }, | |
439 | { .name = "movdqa",.ops = &mov_ops, }, | |
440 | { .name = "movl", .ops = &mov_ops, }, | |
441 | { .name = "movq", .ops = &mov_ops, }, | |
442 | { .name = "movslq", .ops = &mov_ops, }, | |
443 | { .name = "movzbl", .ops = &mov_ops, }, | |
444 | { .name = "movzwl", .ops = &mov_ops, }, | |
b9818e93 ACM |
445 | { .name = "nop", .ops = &nop_ops, }, |
446 | { .name = "nopl", .ops = &nop_ops, }, | |
447 | { .name = "nopw", .ops = &nop_ops, }, | |
6de783b6 ACM |
448 | { .name = "or", .ops = &mov_ops, }, |
449 | { .name = "orl", .ops = &mov_ops, }, | |
450 | { .name = "test", .ops = &mov_ops, }, | |
451 | { .name = "testb", .ops = &mov_ops, }, | |
452 | { .name = "testl", .ops = &mov_ops, }, | |
7a997fe4 | 453 | { .name = "xadd", .ops = &mov_ops, }, |
ffadcf09 AK |
454 | { .name = "xbeginl", .ops = &jump_ops, }, |
455 | { .name = "xbeginq", .ops = &jump_ops, }, | |
6ef94929 | 456 | { .name = "retq", .ops = &ret_ops, }, |
4f9d0325 ACM |
457 | }; |
458 | ||
7e4c1498 | 459 | static int ins__key_cmp(const void *name, const void *insp) |
4f9d0325 ACM |
460 | { |
461 | const struct ins *ins = insp; | |
462 | ||
463 | return strcmp(name, ins->name); | |
464 | } | |
465 | ||
7e4c1498 CR |
466 | static int ins__cmp(const void *a, const void *b) |
467 | { | |
468 | const struct ins *ia = a; | |
469 | const struct ins *ib = b; | |
470 | ||
471 | return strcmp(ia->name, ib->name); | |
472 | } | |
473 | ||
474 | static void ins__sort(void) | |
475 | { | |
476 | const int nmemb = ARRAY_SIZE(instructions); | |
477 | ||
478 | qsort(instructions, nmemb, sizeof(struct ins), ins__cmp); | |
479 | } | |
480 | ||
4f9d0325 ACM |
481 | static struct ins *ins__find(const char *name) |
482 | { | |
483 | const int nmemb = ARRAY_SIZE(instructions); | |
7e4c1498 CR |
484 | static bool sorted; |
485 | ||
486 | if (!sorted) { | |
487 | ins__sort(); | |
488 | sorted = true; | |
489 | } | |
4f9d0325 | 490 | |
7e4c1498 | 491 | return bsearch(name, instructions, nmemb, sizeof(struct ins), ins__key_cmp); |
4f9d0325 ACM |
492 | } |
493 | ||
1d037ca1 | 494 | int symbol__annotate_init(struct map *map __maybe_unused, struct symbol *sym) |
78f7defe ACM |
495 | { |
496 | struct annotation *notes = symbol__annotation(sym); | |
ce6f4fab ACM |
497 | pthread_mutex_init(¬es->lock, NULL); |
498 | return 0; | |
499 | } | |
78f7defe | 500 | |
d04b35f8 | 501 | int symbol__alloc_hist(struct symbol *sym) |
ce6f4fab ACM |
502 | { |
503 | struct annotation *notes = symbol__annotation(sym); | |
1b2e2df4 | 504 | const size_t size = symbol__size(sym); |
8696329b CS |
505 | size_t sizeof_sym_hist; |
506 | ||
507 | /* Check for overflow when calculating sizeof_sym_hist */ | |
508 | if (size > (SIZE_MAX - sizeof(struct sym_hist)) / sizeof(u64)) | |
509 | return -1; | |
510 | ||
511 | sizeof_sym_hist = (sizeof(struct sym_hist) + size * sizeof(u64)); | |
512 | ||
513 | /* Check for overflow in zalloc argument */ | |
514 | if (sizeof_sym_hist > (SIZE_MAX - sizeof(*notes->src)) | |
515 | / symbol_conf.nr_events) | |
516 | return -1; | |
ce6f4fab | 517 | |
d04b35f8 | 518 | notes->src = zalloc(sizeof(*notes->src) + symbol_conf.nr_events * sizeof_sym_hist); |
ce6f4fab ACM |
519 | if (notes->src == NULL) |
520 | return -1; | |
521 | notes->src->sizeof_sym_hist = sizeof_sym_hist; | |
d04b35f8 | 522 | notes->src->nr_histograms = symbol_conf.nr_events; |
ce6f4fab ACM |
523 | INIT_LIST_HEAD(¬es->src->source); |
524 | return 0; | |
78f7defe ACM |
525 | } |
526 | ||
d4957633 AK |
527 | /* The cycles histogram is lazily allocated. */ |
528 | static int symbol__alloc_hist_cycles(struct symbol *sym) | |
529 | { | |
530 | struct annotation *notes = symbol__annotation(sym); | |
531 | const size_t size = symbol__size(sym); | |
532 | ||
533 | notes->src->cycles_hist = calloc(size, sizeof(struct cyc_hist)); | |
534 | if (notes->src->cycles_hist == NULL) | |
535 | return -1; | |
536 | return 0; | |
537 | } | |
538 | ||
36532461 ACM |
539 | void symbol__annotate_zero_histograms(struct symbol *sym) |
540 | { | |
541 | struct annotation *notes = symbol__annotation(sym); | |
542 | ||
ce6f4fab | 543 | pthread_mutex_lock(¬es->lock); |
d4957633 | 544 | if (notes->src != NULL) { |
ce6f4fab ACM |
545 | memset(notes->src->histograms, 0, |
546 | notes->src->nr_histograms * notes->src->sizeof_sym_hist); | |
d4957633 AK |
547 | if (notes->src->cycles_hist) |
548 | memset(notes->src->cycles_hist, 0, | |
549 | symbol__size(sym) * sizeof(struct cyc_hist)); | |
550 | } | |
ce6f4fab | 551 | pthread_mutex_unlock(¬es->lock); |
36532461 ACM |
552 | } |
553 | ||
d4957633 AK |
554 | static int __symbol__account_cycles(struct annotation *notes, |
555 | u64 start, | |
556 | unsigned offset, unsigned cycles, | |
557 | unsigned have_start) | |
558 | { | |
559 | struct cyc_hist *ch; | |
560 | ||
561 | ch = notes->src->cycles_hist; | |
562 | /* | |
563 | * For now we can only account one basic block per | |
564 | * final jump. But multiple could be overlapping. | |
565 | * Always account the longest one. So when | |
566 | * a shorter one has been already seen throw it away. | |
567 | * | |
568 | * We separately always account the full cycles. | |
569 | */ | |
570 | ch[offset].num_aggr++; | |
571 | ch[offset].cycles_aggr += cycles; | |
572 | ||
573 | if (!have_start && ch[offset].have_start) | |
574 | return 0; | |
575 | if (ch[offset].num) { | |
576 | if (have_start && (!ch[offset].have_start || | |
577 | ch[offset].start > start)) { | |
578 | ch[offset].have_start = 0; | |
579 | ch[offset].cycles = 0; | |
580 | ch[offset].num = 0; | |
581 | if (ch[offset].reset < 0xffff) | |
582 | ch[offset].reset++; | |
583 | } else if (have_start && | |
584 | ch[offset].start < start) | |
585 | return 0; | |
586 | } | |
587 | ch[offset].have_start = have_start; | |
588 | ch[offset].start = start; | |
589 | ch[offset].cycles += cycles; | |
590 | ch[offset].num++; | |
591 | return 0; | |
592 | } | |
593 | ||
b66d8c0c ACM |
594 | static int __symbol__inc_addr_samples(struct symbol *sym, struct map *map, |
595 | struct annotation *notes, int evidx, u64 addr) | |
78f7defe | 596 | { |
2f525d01 | 597 | unsigned offset; |
78f7defe ACM |
598 | struct sym_hist *h; |
599 | ||
78f7defe ACM |
600 | pr_debug3("%s: addr=%#" PRIx64 "\n", __func__, map->unmap_ip(map, addr)); |
601 | ||
e3d006ce ACM |
602 | if (addr < sym->start || addr >= sym->end) { |
603 | pr_debug("%s(%d): ERANGE! sym->name=%s, start=%#" PRIx64 ", addr=%#" PRIx64 ", end=%#" PRIx64 "\n", | |
604 | __func__, __LINE__, sym->name, sym->start, addr, sym->end); | |
31d68e7b | 605 | return -ERANGE; |
e3d006ce | 606 | } |
78f7defe | 607 | |
2f525d01 ACM |
608 | offset = addr - sym->start; |
609 | h = annotation__histogram(notes, evidx); | |
78f7defe ACM |
610 | h->sum++; |
611 | h->addr[offset]++; | |
612 | ||
613 | pr_debug3("%#" PRIx64 " %s: period++ [addr: %#" PRIx64 ", %#" PRIx64 | |
2f525d01 ACM |
614 | ", evidx=%d] => %" PRIu64 "\n", sym->start, sym->name, |
615 | addr, addr - sym->start, evidx, h->addr[offset]); | |
78f7defe ACM |
616 | return 0; |
617 | } | |
618 | ||
d4957633 | 619 | static struct annotation *symbol__get_annotation(struct symbol *sym, bool cycles) |
83be34a7 AK |
620 | { |
621 | struct annotation *notes = symbol__annotation(sym); | |
622 | ||
623 | if (notes->src == NULL) { | |
624 | if (symbol__alloc_hist(sym) < 0) | |
625 | return NULL; | |
626 | } | |
d4957633 AK |
627 | if (!notes->src->cycles_hist && cycles) { |
628 | if (symbol__alloc_hist_cycles(sym) < 0) | |
629 | return NULL; | |
630 | } | |
83be34a7 AK |
631 | return notes; |
632 | } | |
633 | ||
44e83039 ACM |
634 | static int symbol__inc_addr_samples(struct symbol *sym, struct map *map, |
635 | int evidx, u64 addr) | |
b66d8c0c ACM |
636 | { |
637 | struct annotation *notes; | |
638 | ||
48c65bda | 639 | if (sym == NULL) |
b66d8c0c | 640 | return 0; |
d4957633 | 641 | notes = symbol__get_annotation(sym, false); |
83be34a7 AK |
642 | if (notes == NULL) |
643 | return -ENOMEM; | |
b66d8c0c ACM |
644 | return __symbol__inc_addr_samples(sym, map, notes, evidx, addr); |
645 | } | |
646 | ||
d4957633 AK |
647 | static int symbol__account_cycles(u64 addr, u64 start, |
648 | struct symbol *sym, unsigned cycles) | |
649 | { | |
650 | struct annotation *notes; | |
651 | unsigned offset; | |
652 | ||
653 | if (sym == NULL) | |
654 | return 0; | |
655 | notes = symbol__get_annotation(sym, true); | |
656 | if (notes == NULL) | |
657 | return -ENOMEM; | |
658 | if (addr < sym->start || addr >= sym->end) | |
659 | return -ERANGE; | |
660 | ||
661 | if (start) { | |
662 | if (start < sym->start || start >= sym->end) | |
663 | return -ERANGE; | |
664 | if (start >= addr) | |
665 | start = 0; | |
666 | } | |
667 | offset = addr - sym->start; | |
668 | return __symbol__account_cycles(notes, | |
669 | start ? start - sym->start : 0, | |
670 | offset, cycles, | |
671 | !!start); | |
672 | } | |
673 | ||
674 | int addr_map_symbol__account_cycles(struct addr_map_symbol *ams, | |
675 | struct addr_map_symbol *start, | |
676 | unsigned cycles) | |
677 | { | |
3d7245b0 | 678 | u64 saddr = 0; |
d4957633 AK |
679 | int err; |
680 | ||
681 | if (!cycles) | |
682 | return 0; | |
683 | ||
684 | /* | |
685 | * Only set start when IPC can be computed. We can only | |
686 | * compute it when the basic block is completely in a single | |
687 | * function. | |
688 | * Special case the case when the jump is elsewhere, but | |
689 | * it starts on the function start. | |
690 | */ | |
691 | if (start && | |
692 | (start->sym == ams->sym || | |
693 | (ams->sym && | |
694 | start->addr == ams->sym->start + ams->map->start))) | |
695 | saddr = start->al_addr; | |
696 | if (saddr == 0) | |
3d7245b0 | 697 | pr_debug2("BB with bad start: addr %"PRIx64" start %"PRIx64" sym %"PRIx64" saddr %"PRIx64"\n", |
d4957633 AK |
698 | ams->addr, |
699 | start ? start->addr : 0, | |
700 | ams->sym ? ams->sym->start + ams->map->start : 0, | |
701 | saddr); | |
702 | err = symbol__account_cycles(ams->al_addr, saddr, ams->sym, cycles); | |
703 | if (err) | |
704 | pr_debug2("account_cycles failed %d\n", err); | |
705 | return err; | |
706 | } | |
707 | ||
0f4e7a24 ACM |
708 | int addr_map_symbol__inc_samples(struct addr_map_symbol *ams, int evidx) |
709 | { | |
710 | return symbol__inc_addr_samples(ams->sym, ams->map, evidx, ams->al_addr); | |
711 | } | |
712 | ||
f626adff ACM |
713 | int hist_entry__inc_addr_samples(struct hist_entry *he, int evidx, u64 ip) |
714 | { | |
715 | return symbol__inc_addr_samples(he->ms.sym, he->ms.map, evidx, ip); | |
716 | } | |
717 | ||
4f9d0325 ACM |
718 | static void disasm_line__init_ins(struct disasm_line *dl) |
719 | { | |
720 | dl->ins = ins__find(dl->name); | |
721 | ||
722 | if (dl->ins == NULL) | |
723 | return; | |
724 | ||
725 | if (!dl->ins->ops) | |
726 | return; | |
727 | ||
be81908c RV |
728 | if (dl->ins->ops->parse && dl->ins->ops->parse(&dl->ops) < 0) |
729 | dl->ins = NULL; | |
4f9d0325 ACM |
730 | } |
731 | ||
7a997fe4 ACM |
732 | static int disasm_line__parse(char *line, char **namep, char **rawp) |
733 | { | |
734 | char *name = line, tmp; | |
735 | ||
736 | while (isspace(name[0])) | |
737 | ++name; | |
738 | ||
739 | if (name[0] == '\0') | |
740 | return -1; | |
741 | ||
742 | *rawp = name + 1; | |
743 | ||
744 | while ((*rawp)[0] != '\0' && !isspace((*rawp)[0])) | |
745 | ++*rawp; | |
746 | ||
747 | tmp = (*rawp)[0]; | |
748 | (*rawp)[0] = '\0'; | |
749 | *namep = strdup(name); | |
750 | ||
751 | if (*namep == NULL) | |
752 | goto out_free_name; | |
753 | ||
754 | (*rawp)[0] = tmp; | |
755 | ||
756 | if ((*rawp)[0] != '\0') { | |
757 | (*rawp)++; | |
758 | while (isspace((*rawp)[0])) | |
759 | ++(*rawp); | |
760 | } | |
761 | ||
762 | return 0; | |
763 | ||
764 | out_free_name: | |
04662523 | 765 | zfree(namep); |
7a997fe4 ACM |
766 | return -1; |
767 | } | |
768 | ||
e592488c AK |
769 | static struct disasm_line *disasm_line__new(s64 offset, char *line, |
770 | size_t privsize, int line_nr) | |
78f7defe | 771 | { |
5145418b | 772 | struct disasm_line *dl = zalloc(sizeof(*dl) + privsize); |
78f7defe | 773 | |
29ed6e76 ACM |
774 | if (dl != NULL) { |
775 | dl->offset = offset; | |
776 | dl->line = strdup(line); | |
e592488c | 777 | dl->line_nr = line_nr; |
29ed6e76 | 778 | if (dl->line == NULL) |
058b4cc9 | 779 | goto out_delete; |
5145418b ACM |
780 | |
781 | if (offset != -1) { | |
7a997fe4 | 782 | if (disasm_line__parse(dl->line, &dl->name, &dl->ops.raw) < 0) |
5145418b ACM |
783 | goto out_free_line; |
784 | ||
4f9d0325 | 785 | disasm_line__init_ins(dl); |
5145418b | 786 | } |
78f7defe ACM |
787 | } |
788 | ||
29ed6e76 | 789 | return dl; |
5145418b ACM |
790 | |
791 | out_free_line: | |
74cf249d | 792 | zfree(&dl->line); |
058b4cc9 | 793 | out_delete: |
29ed6e76 | 794 | free(dl); |
058b4cc9 | 795 | return NULL; |
78f7defe ACM |
796 | } |
797 | ||
29ed6e76 | 798 | void disasm_line__free(struct disasm_line *dl) |
78f7defe | 799 | { |
74cf249d ACM |
800 | zfree(&dl->line); |
801 | zfree(&dl->name); | |
c46219ac ACM |
802 | if (dl->ins && dl->ins->ops->free) |
803 | dl->ins->ops->free(&dl->ops); | |
804 | else | |
805 | ins__delete(&dl->ops); | |
29ed6e76 | 806 | free(dl); |
78f7defe ACM |
807 | } |
808 | ||
5417072b ACM |
809 | int disasm_line__scnprintf(struct disasm_line *dl, char *bf, size_t size, bool raw) |
810 | { | |
811 | if (raw || !dl->ins) | |
812 | return scnprintf(bf, size, "%-6.6s %s", dl->name, dl->ops.raw); | |
813 | ||
814 | return ins__scnprintf(dl->ins, bf, size, &dl->ops); | |
815 | } | |
816 | ||
29ed6e76 | 817 | static void disasm__add(struct list_head *head, struct disasm_line *line) |
78f7defe ACM |
818 | { |
819 | list_add_tail(&line->node, head); | |
820 | } | |
821 | ||
29ed6e76 | 822 | struct disasm_line *disasm__get_next_ip_line(struct list_head *head, struct disasm_line *pos) |
78f7defe ACM |
823 | { |
824 | list_for_each_entry_continue(pos, head, node) | |
825 | if (pos->offset >= 0) | |
826 | return pos; | |
827 | ||
828 | return NULL; | |
829 | } | |
830 | ||
e64aa75b | 831 | double disasm__calc_percent(struct annotation *notes, int evidx, s64 offset, |
0c4a5bce | 832 | s64 end, const char **path, u64 *nr_samples) |
e5ccf9f4 NK |
833 | { |
834 | struct source_line *src_line = notes->src->lines; | |
e5ccf9f4 | 835 | double percent = 0.0; |
0c4a5bce | 836 | *nr_samples = 0; |
e5ccf9f4 | 837 | |
bd64fcb8 | 838 | if (src_line) { |
1491c22a | 839 | size_t sizeof_src_line = sizeof(*src_line) + |
276af92f | 840 | sizeof(src_line->samples) * (src_line->nr_pcnt - 1); |
1491c22a | 841 | |
bd64fcb8 | 842 | while (offset < end) { |
1491c22a NK |
843 | src_line = (void *)notes->src->lines + |
844 | (sizeof_src_line * offset); | |
845 | ||
e5ccf9f4 | 846 | if (*path == NULL) |
1491c22a | 847 | *path = src_line->path; |
e5ccf9f4 | 848 | |
276af92f ACM |
849 | percent += src_line->samples[evidx].percent; |
850 | *nr_samples += src_line->samples[evidx].nr; | |
1491c22a | 851 | offset++; |
bd64fcb8 NK |
852 | } |
853 | } else { | |
1491c22a NK |
854 | struct sym_hist *h = annotation__histogram(notes, evidx); |
855 | unsigned int hits = 0; | |
856 | ||
bd64fcb8 NK |
857 | while (offset < end) |
858 | hits += h->addr[offset++]; | |
e5ccf9f4 | 859 | |
0c4a5bce ML |
860 | if (h->sum) { |
861 | *nr_samples = hits; | |
bd64fcb8 | 862 | percent = 100.0 * hits / h->sum; |
0c4a5bce | 863 | } |
bd64fcb8 | 864 | } |
e5ccf9f4 NK |
865 | |
866 | return percent; | |
867 | } | |
868 | ||
29ed6e76 | 869 | static int disasm_line__print(struct disasm_line *dl, struct symbol *sym, u64 start, |
db8fd07a | 870 | struct perf_evsel *evsel, u64 len, int min_pcnt, int printed, |
29ed6e76 | 871 | int max_lines, struct disasm_line *queue) |
78f7defe ACM |
872 | { |
873 | static const char *prev_line; | |
874 | static const char *prev_color; | |
875 | ||
29ed6e76 | 876 | if (dl->offset != -1) { |
78f7defe | 877 | const char *path = NULL; |
0c4a5bce | 878 | u64 nr_samples; |
b1dd4432 NK |
879 | double percent, max_percent = 0.0; |
880 | double *ppercents = &percent; | |
0c4a5bce | 881 | u64 *psamples = &nr_samples; |
b1dd4432 | 882 | int i, nr_percent = 1; |
78f7defe ACM |
883 | const char *color; |
884 | struct annotation *notes = symbol__annotation(sym); | |
29ed6e76 | 885 | s64 offset = dl->offset; |
058b4cc9 | 886 | const u64 addr = start + offset; |
29ed6e76 | 887 | struct disasm_line *next; |
ce6f4fab | 888 | |
29ed6e76 | 889 | next = disasm__get_next_ip_line(¬es->src->source, dl); |
78f7defe | 890 | |
759ff497 | 891 | if (perf_evsel__is_group_event(evsel)) { |
b1dd4432 NK |
892 | nr_percent = evsel->nr_members; |
893 | ppercents = calloc(nr_percent, sizeof(double)); | |
0c4a5bce ML |
894 | psamples = calloc(nr_percent, sizeof(u64)); |
895 | if (ppercents == NULL || psamples == NULL) { | |
b1dd4432 | 896 | return -1; |
0c4a5bce | 897 | } |
b1dd4432 NK |
898 | } |
899 | ||
900 | for (i = 0; i < nr_percent; i++) { | |
901 | percent = disasm__calc_percent(notes, | |
1491c22a NK |
902 | notes->src->lines ? i : evsel->idx + i, |
903 | offset, | |
904 | next ? next->offset : (s64) len, | |
0c4a5bce | 905 | &path, &nr_samples); |
b1dd4432 NK |
906 | |
907 | ppercents[i] = percent; | |
0c4a5bce | 908 | psamples[i] = nr_samples; |
b1dd4432 NK |
909 | if (percent > max_percent) |
910 | max_percent = percent; | |
911 | } | |
912 | ||
913 | if (max_percent < min_pcnt) | |
36532461 ACM |
914 | return -1; |
915 | ||
e3087b80 | 916 | if (max_lines && printed >= max_lines) |
36532461 | 917 | return 1; |
d040bd36 | 918 | |
d5e3d747 ACM |
919 | if (queue != NULL) { |
920 | list_for_each_entry_from(queue, ¬es->src->source, node) { | |
29ed6e76 | 921 | if (queue == dl) |
d5e3d747 | 922 | break; |
db8fd07a | 923 | disasm_line__print(queue, sym, start, evsel, len, |
d5e3d747 ACM |
924 | 0, 0, 1, NULL); |
925 | } | |
926 | } | |
927 | ||
b1dd4432 | 928 | color = get_percent_color(max_percent); |
78f7defe ACM |
929 | |
930 | /* | |
931 | * Also color the filename and line if needed, with | |
932 | * the same color than the percentage. Don't print it | |
933 | * twice for close colored addr with the same filename:line | |
934 | */ | |
935 | if (path) { | |
936 | if (!prev_line || strcmp(prev_line, path) | |
937 | || color != prev_color) { | |
938 | color_fprintf(stdout, color, " %s", path); | |
939 | prev_line = path; | |
940 | prev_color = color; | |
941 | } | |
942 | } | |
943 | ||
b1dd4432 NK |
944 | for (i = 0; i < nr_percent; i++) { |
945 | percent = ppercents[i]; | |
0c4a5bce | 946 | nr_samples = psamples[i]; |
b1dd4432 | 947 | color = get_percent_color(percent); |
0c4a5bce ML |
948 | |
949 | if (symbol_conf.show_total_period) | |
950 | color_fprintf(stdout, color, " %7" PRIu64, | |
951 | nr_samples); | |
952 | else | |
953 | color_fprintf(stdout, color, " %7.2f", percent); | |
b1dd4432 NK |
954 | } |
955 | ||
78f7defe | 956 | printf(" : "); |
058b4cc9 | 957 | color_fprintf(stdout, PERF_COLOR_MAGENTA, " %" PRIx64 ":", addr); |
29ed6e76 | 958 | color_fprintf(stdout, PERF_COLOR_BLUE, "%s\n", dl->line); |
b1dd4432 NK |
959 | |
960 | if (ppercents != &percent) | |
961 | free(ppercents); | |
962 | ||
0c4a5bce ML |
963 | if (psamples != &nr_samples) |
964 | free(psamples); | |
965 | ||
e3087b80 | 966 | } else if (max_lines && printed >= max_lines) |
36532461 ACM |
967 | return 1; |
968 | else { | |
b1dd4432 NK |
969 | int width = 8; |
970 | ||
d5e3d747 ACM |
971 | if (queue) |
972 | return -1; | |
973 | ||
759ff497 | 974 | if (perf_evsel__is_group_event(evsel)) |
b1dd4432 NK |
975 | width *= evsel->nr_members; |
976 | ||
29ed6e76 | 977 | if (!*dl->line) |
b1dd4432 | 978 | printf(" %*s:\n", width, " "); |
78f7defe | 979 | else |
b1dd4432 | 980 | printf(" %*s: %s\n", width, " ", dl->line); |
78f7defe | 981 | } |
36532461 ACM |
982 | |
983 | return 0; | |
78f7defe ACM |
984 | } |
985 | ||
3aec150a NK |
986 | /* |
987 | * symbol__parse_objdump_line() parses objdump output (with -d --no-show-raw) | |
988 | * which looks like following | |
989 | * | |
990 | * 0000000000415500 <_init>: | |
991 | * 415500: sub $0x8,%rsp | |
992 | * 415504: mov 0x2f5ad5(%rip),%rax # 70afe0 <_DYNAMIC+0x2f8> | |
993 | * 41550b: test %rax,%rax | |
994 | * 41550e: je 415515 <_init+0x15> | |
995 | * 415510: callq 416e70 <__gmon_start__@plt> | |
996 | * 415515: add $0x8,%rsp | |
997 | * 415519: retq | |
998 | * | |
999 | * it will be parsed and saved into struct disasm_line as | |
1000 | * <offset> <name> <ops.raw> | |
1001 | * | |
1002 | * The offset will be a relative offset from the start of the symbol and -1 | |
1003 | * means that it's not a disassembly line so should be treated differently. | |
1004 | * The ops.raw part will be parsed further according to type of the instruction. | |
1005 | */ | |
ce6f4fab | 1006 | static int symbol__parse_objdump_line(struct symbol *sym, struct map *map, |
e592488c AK |
1007 | FILE *file, size_t privsize, |
1008 | int *line_nr) | |
78f7defe | 1009 | { |
ce6f4fab | 1010 | struct annotation *notes = symbol__annotation(sym); |
29ed6e76 | 1011 | struct disasm_line *dl; |
058b4cc9 | 1012 | char *line = NULL, *parsed_line, *tmp, *tmp2, *c; |
78f7defe ACM |
1013 | size_t line_len; |
1014 | s64 line_ip, offset = -1; | |
e592488c | 1015 | regmatch_t match[2]; |
78f7defe ACM |
1016 | |
1017 | if (getline(&line, &line_len, file) < 0) | |
1018 | return -1; | |
1019 | ||
1020 | if (!line) | |
1021 | return -1; | |
1022 | ||
1023 | while (line_len != 0 && isspace(line[line_len - 1])) | |
1024 | line[--line_len] = '\0'; | |
1025 | ||
1026 | c = strchr(line, '\n'); | |
1027 | if (c) | |
1028 | *c = 0; | |
1029 | ||
1030 | line_ip = -1; | |
a31b7cc0 | 1031 | parsed_line = line; |
78f7defe | 1032 | |
e592488c AK |
1033 | /* /filename:linenr ? Save line number and ignore. */ |
1034 | if (regexec(&file_lineno, line, 2, match, 0) == 0) { | |
1035 | *line_nr = atoi(line + match[1].rm_so); | |
1036 | return 0; | |
1037 | } | |
1038 | ||
78f7defe ACM |
1039 | /* |
1040 | * Strip leading spaces: | |
1041 | */ | |
1042 | tmp = line; | |
1043 | while (*tmp) { | |
1044 | if (*tmp != ' ') | |
1045 | break; | |
1046 | tmp++; | |
1047 | } | |
1048 | ||
1049 | if (*tmp) { | |
1050 | /* | |
1051 | * Parse hexa addresses followed by ':' | |
1052 | */ | |
1053 | line_ip = strtoull(tmp, &tmp2, 16); | |
1054 | if (*tmp2 != ':' || tmp == tmp2 || tmp2[1] == '\0') | |
1055 | line_ip = -1; | |
1056 | } | |
1057 | ||
1058 | if (line_ip != -1) { | |
1059 | u64 start = map__rip_2objdump(map, sym->start), | |
1060 | end = map__rip_2objdump(map, sym->end); | |
1061 | ||
1062 | offset = line_ip - start; | |
2c241bd3 | 1063 | if ((u64)line_ip < start || (u64)line_ip >= end) |
78f7defe | 1064 | offset = -1; |
058b4cc9 ACM |
1065 | else |
1066 | parsed_line = tmp2 + 1; | |
a31b7cc0 | 1067 | } |
78f7defe | 1068 | |
e592488c | 1069 | dl = disasm_line__new(offset, parsed_line, privsize, *line_nr); |
058b4cc9 | 1070 | free(line); |
e592488c | 1071 | (*line_nr)++; |
058b4cc9 | 1072 | |
29ed6e76 | 1073 | if (dl == NULL) |
78f7defe | 1074 | return -1; |
058b4cc9 | 1075 | |
bbb7f846 AH |
1076 | if (dl->ops.target.offset == UINT64_MAX) |
1077 | dl->ops.target.offset = dl->ops.target.addr - | |
1078 | map__rip_2objdump(map, sym->start); | |
1079 | ||
6e427ab0 | 1080 | /* kcore has no symbols, so add the call target name */ |
b178170a | 1081 | if (dl->ins && ins__is_call(dl->ins) && !dl->ops.target.name) { |
6e427ab0 AH |
1082 | struct addr_map_symbol target = { |
1083 | .map = map, | |
1084 | .addr = dl->ops.target.addr, | |
1085 | }; | |
1086 | ||
1087 | if (!map_groups__find_ams(&target, NULL) && | |
1088 | target.sym->start == target.al_addr) | |
1089 | dl->ops.target.name = strdup(target.sym->name); | |
b178170a AH |
1090 | } |
1091 | ||
29ed6e76 | 1092 | disasm__add(¬es->src->source, dl); |
78f7defe ACM |
1093 | |
1094 | return 0; | |
1095 | } | |
1096 | ||
e592488c AK |
1097 | static __attribute__((constructor)) void symbol__init_regexpr(void) |
1098 | { | |
1099 | regcomp(&file_lineno, "^/[^:]+:([0-9]+)", REG_EXTENDED); | |
1100 | } | |
1101 | ||
484a5e74 AH |
1102 | static void delete_last_nop(struct symbol *sym) |
1103 | { | |
1104 | struct annotation *notes = symbol__annotation(sym); | |
1105 | struct list_head *list = ¬es->src->source; | |
1106 | struct disasm_line *dl; | |
1107 | ||
1108 | while (!list_empty(list)) { | |
1109 | dl = list_entry(list->prev, struct disasm_line, node); | |
1110 | ||
1111 | if (dl->ins && dl->ins->ops) { | |
1112 | if (dl->ins->ops != &nop_ops) | |
1113 | return; | |
1114 | } else { | |
1115 | if (!strstr(dl->line, " nop ") && | |
1116 | !strstr(dl->line, " nopl ") && | |
1117 | !strstr(dl->line, " nopw ")) | |
1118 | return; | |
1119 | } | |
1120 | ||
1121 | list_del(&dl->node); | |
1122 | disasm_line__free(dl); | |
1123 | } | |
1124 | } | |
1125 | ||
ee51d851 ACM |
1126 | int symbol__strerror_disassemble(struct symbol *sym __maybe_unused, struct map *map, |
1127 | int errnum, char *buf, size_t buflen) | |
1128 | { | |
1129 | struct dso *dso = map->dso; | |
1130 | ||
1131 | BUG_ON(buflen == 0); | |
1132 | ||
1133 | if (errnum >= 0) { | |
1134 | str_error_r(errnum, buf, buflen); | |
1135 | return 0; | |
1136 | } | |
1137 | ||
1138 | switch (errnum) { | |
1139 | case SYMBOL_ANNOTATE_ERRNO__NO_VMLINUX: { | |
1140 | char bf[SBUILD_ID_SIZE + 15] = " with build id "; | |
1141 | char *build_id_msg = NULL; | |
1142 | ||
1143 | if (dso->has_build_id) { | |
1144 | build_id__sprintf(dso->build_id, | |
1145 | sizeof(dso->build_id), bf + 15); | |
1146 | build_id_msg = bf; | |
1147 | } | |
1148 | scnprintf(buf, buflen, | |
1149 | "No vmlinux file%s\nwas found in the path.\n\n" | |
1150 | "Note that annotation using /proc/kcore requires CAP_SYS_RAWIO capability.\n\n" | |
1151 | "Please use:\n\n" | |
1152 | " perf buildid-cache -vu vmlinux\n\n" | |
1153 | "or:\n\n" | |
1154 | " --vmlinux vmlinux\n", build_id_msg ?: ""); | |
1155 | } | |
1156 | break; | |
1157 | default: | |
1158 | scnprintf(buf, buflen, "Internal error: Invalid %d error code\n", errnum); | |
1159 | break; | |
1160 | } | |
1161 | ||
1162 | return 0; | |
1163 | } | |
1164 | ||
5cb725a9 | 1165 | int symbol__disassemble(struct symbol *sym, struct map *map, size_t privsize) |
78f7defe ACM |
1166 | { |
1167 | struct dso *dso = map->dso; | |
1168 | char *filename = dso__build_id_filename(dso, NULL, 0); | |
1169 | bool free_filename = true; | |
1170 | char command[PATH_MAX * 2]; | |
1171 | FILE *file; | |
1172 | int err = 0; | |
78f7defe | 1173 | char symfs_filename[PATH_MAX]; |
afba19d9 AH |
1174 | struct kcore_extract kce; |
1175 | bool delete_extract = false; | |
9955d0be | 1176 | int stdout_fd[2]; |
e592488c | 1177 | int lineno = 0; |
62ec9b3f | 1178 | int nline; |
9955d0be | 1179 | pid_t pid; |
78f7defe | 1180 | |
972f393b ACM |
1181 | if (filename) |
1182 | symbol__join_symfs(symfs_filename, filename); | |
78f7defe ACM |
1183 | |
1184 | if (filename == NULL) { | |
ee51d851 ACM |
1185 | if (dso->has_build_id) |
1186 | return ENOMEM; | |
78f7defe | 1187 | goto fallback; |
c17c17e8 ACM |
1188 | } else if (dso__is_kcore(dso) || |
1189 | readlink(symfs_filename, command, sizeof(command)) < 0 || | |
0a77582f | 1190 | strstr(command, DSO__NAME_KALLSYMS) || |
78f7defe ACM |
1191 | access(symfs_filename, R_OK)) { |
1192 | free(filename); | |
1193 | fallback: | |
1194 | /* | |
1195 | * If we don't have build-ids or the build-id file isn't in the | |
1196 | * cache, or is just a kallsyms file, well, lets hope that this | |
1197 | * DSO is the same as when 'perf record' ran. | |
1198 | */ | |
bf4414ae | 1199 | filename = (char *)dso->long_name; |
972f393b | 1200 | symbol__join_symfs(symfs_filename, filename); |
78f7defe ACM |
1201 | free_filename = false; |
1202 | } | |
1203 | ||
bbb7f846 AH |
1204 | if (dso->symtab_type == DSO_BINARY_TYPE__KALLSYMS && |
1205 | !dso__is_kcore(dso)) { | |
ee51d851 | 1206 | err = SYMBOL_ANNOTATE_ERRNO__NO_VMLINUX; |
78f7defe ACM |
1207 | goto out_free_filename; |
1208 | } | |
1209 | ||
1210 | pr_debug("%s: filename=%s, sym=%s, start=%#" PRIx64 ", end=%#" PRIx64 "\n", __func__, | |
1211 | filename, sym->name, map->unmap_ip(map, sym->start), | |
1212 | map->unmap_ip(map, sym->end)); | |
1213 | ||
78f7defe ACM |
1214 | pr_debug("annotating [%p] %30s : [%p] %30s\n", |
1215 | dso, dso->long_name, sym, sym->name); | |
1216 | ||
afba19d9 AH |
1217 | if (dso__is_kcore(dso)) { |
1218 | kce.kcore_filename = symfs_filename; | |
1219 | kce.addr = map__rip_2objdump(map, sym->start); | |
1220 | kce.offs = sym->start; | |
2c241bd3 | 1221 | kce.len = sym->end - sym->start; |
afba19d9 AH |
1222 | if (!kcore_extract__create(&kce)) { |
1223 | delete_extract = true; | |
1224 | strlcpy(symfs_filename, kce.extract_filename, | |
1225 | sizeof(symfs_filename)); | |
1226 | if (free_filename) { | |
1227 | free(filename); | |
1228 | free_filename = false; | |
1229 | } | |
1230 | filename = symfs_filename; | |
1231 | } | |
2c7da8c5 JO |
1232 | } else if (dso__needs_decompress(dso)) { |
1233 | char tmp[PATH_MAX]; | |
1234 | struct kmod_path m; | |
1235 | int fd; | |
1236 | bool ret; | |
1237 | ||
1238 | if (kmod_path__parse_ext(&m, symfs_filename)) | |
1239 | goto out_free_filename; | |
1240 | ||
1241 | snprintf(tmp, PATH_MAX, "/tmp/perf-kmod-XXXXXX"); | |
1242 | ||
1243 | fd = mkstemp(tmp); | |
1244 | if (fd < 0) { | |
1245 | free(m.ext); | |
1246 | goto out_free_filename; | |
1247 | } | |
1248 | ||
1249 | ret = decompress_to_file(m.ext, symfs_filename, fd); | |
1250 | ||
62ec9b3f AK |
1251 | if (ret) |
1252 | pr_err("Cannot decompress %s %s\n", m.ext, symfs_filename); | |
1253 | ||
2c7da8c5 JO |
1254 | free(m.ext); |
1255 | close(fd); | |
1256 | ||
1257 | if (!ret) | |
1258 | goto out_free_filename; | |
1259 | ||
1260 | strcpy(symfs_filename, tmp); | |
afba19d9 AH |
1261 | } |
1262 | ||
78f7defe | 1263 | snprintf(command, sizeof(command), |
7a4ec938 | 1264 | "%s %s%s --start-address=0x%016" PRIx64 |
3e6a2a7f | 1265 | " --stop-address=0x%016" PRIx64 |
e592488c | 1266 | " -l -d %s %s -C %s 2>/dev/null|grep -v %s|expand", |
7a4ec938 | 1267 | objdump_path ? objdump_path : "objdump", |
f69b64f7 AK |
1268 | disassembler_style ? "-M " : "", |
1269 | disassembler_style ? disassembler_style : "", | |
78f7defe | 1270 | map__rip_2objdump(map, sym->start), |
2c241bd3 | 1271 | map__rip_2objdump(map, sym->end), |
3e6a2a7f SE |
1272 | symbol_conf.annotate_asm_raw ? "" : "--no-show-raw", |
1273 | symbol_conf.annotate_src ? "-S" : "", | |
78f7defe ACM |
1274 | symfs_filename, filename); |
1275 | ||
1276 | pr_debug("Executing: %s\n", command); | |
1277 | ||
9955d0be ACM |
1278 | err = -1; |
1279 | if (pipe(stdout_fd) < 0) { | |
1280 | pr_err("Failure creating the pipe to run %s\n", command); | |
1281 | goto out_remove_tmp; | |
1282 | } | |
1283 | ||
1284 | pid = fork(); | |
1285 | if (pid < 0) { | |
1286 | pr_err("Failure forking to run %s\n", command); | |
1287 | goto out_close_stdout; | |
1288 | } | |
1289 | ||
1290 | if (pid == 0) { | |
1291 | close(stdout_fd[0]); | |
1292 | dup2(stdout_fd[1], 1); | |
1293 | close(stdout_fd[1]); | |
1294 | execl("/bin/sh", "sh", "-c", command, NULL); | |
1295 | perror(command); | |
1296 | exit(-1); | |
1297 | } | |
1298 | ||
1299 | close(stdout_fd[1]); | |
1300 | ||
1301 | file = fdopen(stdout_fd[0], "r"); | |
62ec9b3f | 1302 | if (!file) { |
9955d0be | 1303 | pr_err("Failure creating FILE stream for %s\n", command); |
62ec9b3f AK |
1304 | /* |
1305 | * If we were using debug info should retry with | |
1306 | * original binary. | |
1307 | */ | |
2c7da8c5 | 1308 | goto out_remove_tmp; |
62ec9b3f | 1309 | } |
78f7defe | 1310 | |
62ec9b3f AK |
1311 | nline = 0; |
1312 | while (!feof(file)) { | |
e592488c AK |
1313 | if (symbol__parse_objdump_line(sym, map, file, privsize, |
1314 | &lineno) < 0) | |
78f7defe | 1315 | break; |
62ec9b3f AK |
1316 | nline++; |
1317 | } | |
1318 | ||
1319 | if (nline == 0) | |
1320 | pr_err("No output from %s\n", command); | |
78f7defe | 1321 | |
484a5e74 AH |
1322 | /* |
1323 | * kallsyms does not have symbol sizes so there may a nop at the end. | |
1324 | * Remove it. | |
1325 | */ | |
1326 | if (dso__is_kcore(dso)) | |
1327 | delete_last_nop(sym); | |
1328 | ||
9955d0be ACM |
1329 | fclose(file); |
1330 | err = 0; | |
2c7da8c5 | 1331 | out_remove_tmp: |
9955d0be ACM |
1332 | close(stdout_fd[0]); |
1333 | ||
2c7da8c5 JO |
1334 | if (dso__needs_decompress(dso)) |
1335 | unlink(symfs_filename); | |
78f7defe | 1336 | out_free_filename: |
afba19d9 AH |
1337 | if (delete_extract) |
1338 | kcore_extract__delete(&kce); | |
78f7defe ACM |
1339 | if (free_filename) |
1340 | free(filename); | |
1341 | return err; | |
9955d0be ACM |
1342 | |
1343 | out_close_stdout: | |
1344 | close(stdout_fd[1]); | |
1345 | goto out_remove_tmp; | |
78f7defe ACM |
1346 | } |
1347 | ||
1348 | static void insert_source_line(struct rb_root *root, struct source_line *src_line) | |
1349 | { | |
1350 | struct source_line *iter; | |
1351 | struct rb_node **p = &root->rb_node; | |
1352 | struct rb_node *parent = NULL; | |
1491c22a | 1353 | int i, ret; |
78f7defe ACM |
1354 | |
1355 | while (*p != NULL) { | |
1356 | parent = *p; | |
1357 | iter = rb_entry(parent, struct source_line, node); | |
1358 | ||
41127965 NK |
1359 | ret = strcmp(iter->path, src_line->path); |
1360 | if (ret == 0) { | |
1491c22a | 1361 | for (i = 0; i < src_line->nr_pcnt; i++) |
276af92f | 1362 | iter->samples[i].percent_sum += src_line->samples[i].percent; |
41127965 NK |
1363 | return; |
1364 | } | |
1365 | ||
1366 | if (ret < 0) | |
1367 | p = &(*p)->rb_left; | |
1368 | else | |
1369 | p = &(*p)->rb_right; | |
1370 | } | |
1371 | ||
1491c22a | 1372 | for (i = 0; i < src_line->nr_pcnt; i++) |
276af92f | 1373 | src_line->samples[i].percent_sum = src_line->samples[i].percent; |
41127965 NK |
1374 | |
1375 | rb_link_node(&src_line->node, parent, p); | |
1376 | rb_insert_color(&src_line->node, root); | |
1377 | } | |
1378 | ||
1491c22a NK |
1379 | static int cmp_source_line(struct source_line *a, struct source_line *b) |
1380 | { | |
1381 | int i; | |
1382 | ||
1383 | for (i = 0; i < a->nr_pcnt; i++) { | |
276af92f | 1384 | if (a->samples[i].percent_sum == b->samples[i].percent_sum) |
1491c22a | 1385 | continue; |
276af92f | 1386 | return a->samples[i].percent_sum > b->samples[i].percent_sum; |
1491c22a NK |
1387 | } |
1388 | ||
1389 | return 0; | |
1390 | } | |
1391 | ||
41127965 NK |
1392 | static void __resort_source_line(struct rb_root *root, struct source_line *src_line) |
1393 | { | |
1394 | struct source_line *iter; | |
1395 | struct rb_node **p = &root->rb_node; | |
1396 | struct rb_node *parent = NULL; | |
1397 | ||
1398 | while (*p != NULL) { | |
1399 | parent = *p; | |
1400 | iter = rb_entry(parent, struct source_line, node); | |
1401 | ||
1491c22a | 1402 | if (cmp_source_line(src_line, iter)) |
78f7defe ACM |
1403 | p = &(*p)->rb_left; |
1404 | else | |
1405 | p = &(*p)->rb_right; | |
1406 | } | |
1407 | ||
1408 | rb_link_node(&src_line->node, parent, p); | |
1409 | rb_insert_color(&src_line->node, root); | |
1410 | } | |
1411 | ||
41127965 NK |
1412 | static void resort_source_line(struct rb_root *dest_root, struct rb_root *src_root) |
1413 | { | |
1414 | struct source_line *src_line; | |
1415 | struct rb_node *node; | |
1416 | ||
1417 | node = rb_first(src_root); | |
1418 | while (node) { | |
1419 | struct rb_node *next; | |
1420 | ||
1421 | src_line = rb_entry(node, struct source_line, node); | |
1422 | next = rb_next(node); | |
1423 | rb_erase(node, src_root); | |
1424 | ||
1425 | __resort_source_line(dest_root, src_line); | |
1426 | node = next; | |
1427 | } | |
1428 | } | |
1429 | ||
78f7defe ACM |
1430 | static void symbol__free_source_line(struct symbol *sym, int len) |
1431 | { | |
1432 | struct annotation *notes = symbol__annotation(sym); | |
ce6f4fab | 1433 | struct source_line *src_line = notes->src->lines; |
1491c22a | 1434 | size_t sizeof_src_line; |
78f7defe ACM |
1435 | int i; |
1436 | ||
1491c22a | 1437 | sizeof_src_line = sizeof(*src_line) + |
276af92f | 1438 | (sizeof(src_line->samples) * (src_line->nr_pcnt - 1)); |
78f7defe | 1439 | |
1491c22a | 1440 | for (i = 0; i < len; i++) { |
f048d548 | 1441 | free_srcline(src_line->path); |
1491c22a NK |
1442 | src_line = (void *)src_line + sizeof_src_line; |
1443 | } | |
1444 | ||
04662523 | 1445 | zfree(¬es->src->lines); |
78f7defe ACM |
1446 | } |
1447 | ||
1448 | /* Get the filename:line for the colored entries */ | |
1449 | static int symbol__get_source_line(struct symbol *sym, struct map *map, | |
db8fd07a | 1450 | struct perf_evsel *evsel, |
86c98cab | 1451 | struct rb_root *root, int len) |
78f7defe ACM |
1452 | { |
1453 | u64 start; | |
1491c22a NK |
1454 | int i, k; |
1455 | int evidx = evsel->idx; | |
78f7defe ACM |
1456 | struct source_line *src_line; |
1457 | struct annotation *notes = symbol__annotation(sym); | |
1491c22a | 1458 | struct sym_hist *h = annotation__histogram(notes, evidx); |
41127965 | 1459 | struct rb_root tmp_root = RB_ROOT; |
1491c22a NK |
1460 | int nr_pcnt = 1; |
1461 | u64 h_sum = h->sum; | |
1462 | size_t sizeof_src_line = sizeof(struct source_line); | |
1463 | ||
1464 | if (perf_evsel__is_group_event(evsel)) { | |
1465 | for (i = 1; i < evsel->nr_members; i++) { | |
1466 | h = annotation__histogram(notes, evidx + i); | |
1467 | h_sum += h->sum; | |
1468 | } | |
1469 | nr_pcnt = evsel->nr_members; | |
276af92f | 1470 | sizeof_src_line += (nr_pcnt - 1) * sizeof(src_line->samples); |
1491c22a | 1471 | } |
78f7defe | 1472 | |
1491c22a | 1473 | if (!h_sum) |
78f7defe ACM |
1474 | return 0; |
1475 | ||
1491c22a | 1476 | src_line = notes->src->lines = calloc(len, sizeof_src_line); |
ce6f4fab | 1477 | if (!notes->src->lines) |
78f7defe ACM |
1478 | return -1; |
1479 | ||
f40a0633 | 1480 | start = map__rip_2objdump(map, sym->start); |
78f7defe ACM |
1481 | |
1482 | for (i = 0; i < len; i++) { | |
78f7defe | 1483 | u64 offset; |
1491c22a | 1484 | double percent_max = 0.0; |
78f7defe | 1485 | |
1491c22a NK |
1486 | src_line->nr_pcnt = nr_pcnt; |
1487 | ||
1488 | for (k = 0; k < nr_pcnt; k++) { | |
1489 | h = annotation__histogram(notes, evidx + k); | |
276af92f | 1490 | src_line->samples[k].percent = 100.0 * h->addr[i] / h->sum; |
1491c22a | 1491 | |
276af92f ACM |
1492 | if (src_line->samples[k].percent > percent_max) |
1493 | percent_max = src_line->samples[k].percent; | |
1491c22a NK |
1494 | } |
1495 | ||
1496 | if (percent_max <= 0.5) | |
1497 | goto next; | |
78f7defe ACM |
1498 | |
1499 | offset = start + i; | |
85c116a6 | 1500 | src_line->path = get_srcline(map->dso, offset, NULL, false); |
1491c22a | 1501 | insert_source_line(&tmp_root, src_line); |
78f7defe | 1502 | |
1491c22a NK |
1503 | next: |
1504 | src_line = (void *)src_line + sizeof_src_line; | |
78f7defe ACM |
1505 | } |
1506 | ||
41127965 | 1507 | resort_source_line(root, &tmp_root); |
78f7defe ACM |
1508 | return 0; |
1509 | } | |
1510 | ||
1511 | static void print_summary(struct rb_root *root, const char *filename) | |
1512 | { | |
1513 | struct source_line *src_line; | |
1514 | struct rb_node *node; | |
1515 | ||
1516 | printf("\nSorted summary for file %s\n", filename); | |
1517 | printf("----------------------------------------------\n\n"); | |
1518 | ||
1519 | if (RB_EMPTY_ROOT(root)) { | |
1520 | printf(" Nothing higher than %1.1f%%\n", MIN_GREEN); | |
1521 | return; | |
1522 | } | |
1523 | ||
1524 | node = rb_first(root); | |
1525 | while (node) { | |
1491c22a | 1526 | double percent, percent_max = 0.0; |
78f7defe ACM |
1527 | const char *color; |
1528 | char *path; | |
1491c22a | 1529 | int i; |
78f7defe ACM |
1530 | |
1531 | src_line = rb_entry(node, struct source_line, node); | |
1491c22a | 1532 | for (i = 0; i < src_line->nr_pcnt; i++) { |
276af92f | 1533 | percent = src_line->samples[i].percent_sum; |
1491c22a NK |
1534 | color = get_percent_color(percent); |
1535 | color_fprintf(stdout, color, " %7.2f", percent); | |
1536 | ||
1537 | if (percent > percent_max) | |
1538 | percent_max = percent; | |
1539 | } | |
1540 | ||
78f7defe | 1541 | path = src_line->path; |
1491c22a | 1542 | color = get_percent_color(percent_max); |
f048d548 | 1543 | color_fprintf(stdout, color, " %s\n", path); |
78f7defe | 1544 | |
78f7defe ACM |
1545 | node = rb_next(node); |
1546 | } | |
1547 | } | |
1548 | ||
db8fd07a | 1549 | static void symbol__annotate_hits(struct symbol *sym, struct perf_evsel *evsel) |
78f7defe ACM |
1550 | { |
1551 | struct annotation *notes = symbol__annotation(sym); | |
db8fd07a | 1552 | struct sym_hist *h = annotation__histogram(notes, evsel->idx); |
1b2e2df4 | 1553 | u64 len = symbol__size(sym), offset; |
78f7defe ACM |
1554 | |
1555 | for (offset = 0; offset < len; ++offset) | |
1556 | if (h->addr[offset] != 0) | |
1557 | printf("%*" PRIx64 ": %" PRIu64 "\n", BITS_PER_LONG / 2, | |
1558 | sym->start + offset, h->addr[offset]); | |
1559 | printf("%*s: %" PRIu64 "\n", BITS_PER_LONG / 2, "h->sum", h->sum); | |
1560 | } | |
1561 | ||
db8fd07a NK |
1562 | int symbol__annotate_printf(struct symbol *sym, struct map *map, |
1563 | struct perf_evsel *evsel, bool full_paths, | |
1564 | int min_pcnt, int max_lines, int context) | |
78f7defe ACM |
1565 | { |
1566 | struct dso *dso = map->dso; | |
bfd14b9a DA |
1567 | char *filename; |
1568 | const char *d_filename; | |
9cdbadce | 1569 | const char *evsel_name = perf_evsel__name(evsel); |
ce6f4fab | 1570 | struct annotation *notes = symbol__annotation(sym); |
135cce1b | 1571 | struct sym_hist *h = annotation__histogram(notes, evsel->idx); |
29ed6e76 | 1572 | struct disasm_line *pos, *queue = NULL; |
058b4cc9 | 1573 | u64 start = map__rip_2objdump(map, sym->start); |
d5e3d747 | 1574 | int printed = 2, queue_len = 0; |
36532461 | 1575 | int more = 0; |
78f7defe | 1576 | u64 len; |
b1dd4432 | 1577 | int width = 8; |
53dd9b5f | 1578 | int graph_dotted_len; |
78f7defe | 1579 | |
bfd14b9a DA |
1580 | filename = strdup(dso->long_name); |
1581 | if (!filename) | |
1582 | return -ENOMEM; | |
1583 | ||
78f7defe ACM |
1584 | if (full_paths) |
1585 | d_filename = filename; | |
1586 | else | |
1587 | d_filename = basename(filename); | |
1588 | ||
1b2e2df4 | 1589 | len = symbol__size(sym); |
b1dd4432 | 1590 | |
759ff497 | 1591 | if (perf_evsel__is_group_event(evsel)) |
b1dd4432 | 1592 | width *= evsel->nr_members; |
78f7defe | 1593 | |
135cce1b PZI |
1594 | graph_dotted_len = printf(" %-*.*s| Source code & Disassembly of %s for %s (%" PRIu64 " samples)\n", |
1595 | width, width, "Percent", d_filename, evsel_name, h->sum); | |
9cdbadce | 1596 | |
53dd9b5f | 1597 | printf("%-*.*s----\n", |
9cdbadce | 1598 | graph_dotted_len, graph_dotted_len, graph_dotted_line); |
78f7defe ACM |
1599 | |
1600 | if (verbose) | |
db8fd07a | 1601 | symbol__annotate_hits(sym, evsel); |
78f7defe | 1602 | |
ce6f4fab | 1603 | list_for_each_entry(pos, ¬es->src->source, node) { |
d5e3d747 ACM |
1604 | if (context && queue == NULL) { |
1605 | queue = pos; | |
1606 | queue_len = 0; | |
1607 | } | |
1608 | ||
db8fd07a | 1609 | switch (disasm_line__print(pos, sym, start, evsel, len, |
058b4cc9 ACM |
1610 | min_pcnt, printed, max_lines, |
1611 | queue)) { | |
36532461 ACM |
1612 | case 0: |
1613 | ++printed; | |
d5e3d747 ACM |
1614 | if (context) { |
1615 | printed += queue_len; | |
1616 | queue = NULL; | |
1617 | queue_len = 0; | |
1618 | } | |
36532461 ACM |
1619 | break; |
1620 | case 1: | |
1621 | /* filtered by max_lines */ | |
1622 | ++more; | |
d040bd36 | 1623 | break; |
36532461 ACM |
1624 | case -1: |
1625 | default: | |
d5e3d747 ACM |
1626 | /* |
1627 | * Filtered by min_pcnt or non IP lines when | |
1628 | * context != 0 | |
1629 | */ | |
1630 | if (!context) | |
1631 | break; | |
1632 | if (queue_len == context) | |
1633 | queue = list_entry(queue->node.next, typeof(*queue), node); | |
1634 | else | |
1635 | ++queue_len; | |
36532461 ACM |
1636 | break; |
1637 | } | |
1638 | } | |
1639 | ||
bfd14b9a DA |
1640 | free(filename); |
1641 | ||
36532461 ACM |
1642 | return more; |
1643 | } | |
f1e2701d | 1644 | |
36532461 ACM |
1645 | void symbol__annotate_zero_histogram(struct symbol *sym, int evidx) |
1646 | { | |
1647 | struct annotation *notes = symbol__annotation(sym); | |
1648 | struct sym_hist *h = annotation__histogram(notes, evidx); | |
1649 | ||
ce6f4fab | 1650 | memset(h, 0, notes->src->sizeof_sym_hist); |
36532461 ACM |
1651 | } |
1652 | ||
ce6f4fab | 1653 | void symbol__annotate_decay_histogram(struct symbol *sym, int evidx) |
36532461 ACM |
1654 | { |
1655 | struct annotation *notes = symbol__annotation(sym); | |
1656 | struct sym_hist *h = annotation__histogram(notes, evidx); | |
1b2e2df4 | 1657 | int len = symbol__size(sym), offset; |
36532461 ACM |
1658 | |
1659 | h->sum = 0; | |
8b84a568 ACM |
1660 | for (offset = 0; offset < len; ++offset) { |
1661 | h->addr[offset] = h->addr[offset] * 7 / 8; | |
1662 | h->sum += h->addr[offset]; | |
f1e2701d ACM |
1663 | } |
1664 | } | |
1665 | ||
29ed6e76 | 1666 | void disasm__purge(struct list_head *head) |
f1e2701d | 1667 | { |
29ed6e76 | 1668 | struct disasm_line *pos, *n; |
f1e2701d ACM |
1669 | |
1670 | list_for_each_entry_safe(pos, n, head, node) { | |
1671 | list_del(&pos->node); | |
29ed6e76 | 1672 | disasm_line__free(pos); |
f1e2701d ACM |
1673 | } |
1674 | } | |
1675 | ||
5145418b ACM |
1676 | static size_t disasm_line__fprintf(struct disasm_line *dl, FILE *fp) |
1677 | { | |
1678 | size_t printed; | |
1679 | ||
1680 | if (dl->offset == -1) | |
1681 | return fprintf(fp, "%s\n", dl->line); | |
1682 | ||
1683 | printed = fprintf(fp, "%#" PRIx64 " %s", dl->offset, dl->name); | |
1684 | ||
c7e6ead7 | 1685 | if (dl->ops.raw[0] != '\0') { |
5145418b | 1686 | printed += fprintf(fp, "%.*s %s\n", 6 - (int)printed, " ", |
c7e6ead7 | 1687 | dl->ops.raw); |
5145418b ACM |
1688 | } |
1689 | ||
1690 | return printed + fprintf(fp, "\n"); | |
1691 | } | |
1692 | ||
1693 | size_t disasm__fprintf(struct list_head *head, FILE *fp) | |
1694 | { | |
1695 | struct disasm_line *pos; | |
1696 | size_t printed = 0; | |
1697 | ||
1698 | list_for_each_entry(pos, head, node) | |
1699 | printed += disasm_line__fprintf(pos, fp); | |
1700 | ||
1701 | return printed; | |
1702 | } | |
1703 | ||
db8fd07a NK |
1704 | int symbol__tty_annotate(struct symbol *sym, struct map *map, |
1705 | struct perf_evsel *evsel, bool print_lines, | |
1706 | bool full_paths, int min_pcnt, int max_lines) | |
f1e2701d ACM |
1707 | { |
1708 | struct dso *dso = map->dso; | |
f1e2701d | 1709 | struct rb_root source_line = RB_ROOT; |
f1e2701d ACM |
1710 | u64 len; |
1711 | ||
5cb725a9 | 1712 | if (symbol__disassemble(sym, map, 0) < 0) |
f1e2701d ACM |
1713 | return -1; |
1714 | ||
1b2e2df4 | 1715 | len = symbol__size(sym); |
f1e2701d ACM |
1716 | |
1717 | if (print_lines) { | |
4a4c03c1 | 1718 | srcline_full_filename = full_paths; |
86c98cab NK |
1719 | symbol__get_source_line(sym, map, evsel, &source_line, len); |
1720 | print_summary(&source_line, dso->long_name); | |
78f7defe ACM |
1721 | } |
1722 | ||
db8fd07a | 1723 | symbol__annotate_printf(sym, map, evsel, full_paths, |
d5e3d747 | 1724 | min_pcnt, max_lines, 0); |
78f7defe ACM |
1725 | if (print_lines) |
1726 | symbol__free_source_line(sym, len); | |
1727 | ||
29ed6e76 | 1728 | disasm__purge(&symbol__annotation(sym)->src->source); |
f1e2701d | 1729 | |
78f7defe ACM |
1730 | return 0; |
1731 | } | |
f626adff | 1732 | |
48c65bda NK |
1733 | bool ui__has_annotation(void) |
1734 | { | |
2e0453af | 1735 | return use_browser == 1 && perf_hpp_list.sym; |
48c65bda | 1736 | } |