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Commit | Line | Data |
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91007045 | 1 | // SPDX-License-Identifier: GPL-2.0-only |
78f7defe ACM |
2 | /* |
3 | * Copyright (C) 2011, Red Hat Inc, Arnaldo Carvalho de Melo <acme@redhat.com> | |
4 | * | |
5 | * Parts came from builtin-annotate.c, see those files for further | |
6 | * copyright notes. | |
78f7defe ACM |
7 | */ |
8 | ||
a43783ae | 9 | #include <errno.h> |
fd20e811 | 10 | #include <inttypes.h> |
68c0188e | 11 | #include <libgen.h> |
f2a39fe8 | 12 | #include <stdlib.h> |
fb71c86c | 13 | #include "util.h" // hex_width() |
48c65bda NK |
14 | #include "ui/ui.h" |
15 | #include "sort.h" | |
78f7defe ACM |
16 | #include "build-id.h" |
17 | #include "color.h" | |
7f0b6fde | 18 | #include "config.h" |
fac583fd | 19 | #include "dso.h" |
f2a39fe8 | 20 | #include "env.h" |
1101f69a | 21 | #include "map.h" |
c54d241b | 22 | #include "maps.h" |
78f7defe | 23 | #include "symbol.h" |
97b9d866 | 24 | #include "srcline.h" |
b213eac2 | 25 | #include "units.h" |
78f7defe ACM |
26 | #include "debug.h" |
27 | #include "annotate.h" | |
db8fd07a | 28 | #include "evsel.h" |
0693f758 | 29 | #include "evlist.h" |
6987561c | 30 | #include "bpf-event.h" |
70fbe057 | 31 | #include "block-range.h" |
a067558e | 32 | #include "string2.h" |
252a2fdc | 33 | #include "util/event.h" |
786c1b51 | 34 | #include "arch/common.h" |
e592488c | 35 | #include <regex.h> |
ce6f4fab | 36 | #include <pthread.h> |
4383db88 | 37 | #include <linux/bitops.h> |
877a7a11 | 38 | #include <linux/kernel.h> |
13c230ab | 39 | #include <linux/string.h> |
97b9d866 | 40 | #include <subcmd/parse-options.h> |
42359499 | 41 | #include <subcmd/run-command.h> |
78f7defe | 42 | |
a1e9b74c ACM |
43 | /* FIXME: For the HE_COLORSET */ |
44 | #include "ui/browser.h" | |
45 | ||
46 | /* | |
47 | * FIXME: Using the same values as slang.h, | |
48 | * but that header may not be available everywhere | |
49 | */ | |
c298304b ACM |
50 | #define LARROW_CHAR ((unsigned char)',') |
51 | #define RARROW_CHAR ((unsigned char)'+') | |
52 | #define DARROW_CHAR ((unsigned char)'.') | |
53 | #define UARROW_CHAR ((unsigned char)'-') | |
a1e9b74c | 54 | |
3052ba56 | 55 | #include <linux/ctype.h> |
3d689ed6 | 56 | |
7f0b6fde ACM |
57 | struct annotation_options annotation__default_options = { |
58 | .use_offset = true, | |
59 | .jump_arrows = true, | |
1eddd9e4 | 60 | .annotate_src = true, |
592c10e2 | 61 | .offset_level = ANNOTATION__OFFSET_JUMP_TARGETS, |
addba8b6 | 62 | .percent_type = PERCENT_PERIOD_LOCAL, |
7f0b6fde ACM |
63 | }; |
64 | ||
e592488c | 65 | static regex_t file_lineno; |
f69b64f7 | 66 | |
75b49202 | 67 | static struct ins_ops *ins__find(struct arch *arch, const char *name); |
2a1ff812 | 68 | static void ins__sort(struct arch *arch); |
75b49202 | 69 | static int disasm_line__parse(char *line, const char **namep, char **rawp); |
7a997fe4 | 70 | |
786c1b51 ACM |
71 | struct arch { |
72 | const char *name; | |
763d8960 ACM |
73 | struct ins *instructions; |
74 | size_t nr_instructions; | |
2a1ff812 ACM |
75 | size_t nr_instructions_allocated; |
76 | struct ins_ops *(*associate_instruction_ops)(struct arch *arch, const char *name); | |
763d8960 | 77 | bool sorted_instructions; |
0781ea92 ACM |
78 | bool initialized; |
79 | void *priv; | |
69fb09f6 JY |
80 | unsigned int model; |
81 | unsigned int family; | |
696e2457 | 82 | int (*init)(struct arch *arch, char *cpuid); |
69fb09f6 JY |
83 | bool (*ins_is_fused)(struct arch *arch, const char *ins1, |
84 | const char *ins2); | |
786c1b51 ACM |
85 | struct { |
86 | char comment_char; | |
9c2fb451 | 87 | char skip_functions_char; |
786c1b51 ACM |
88 | } objdump; |
89 | }; | |
90 | ||
763d8960 ACM |
91 | static struct ins_ops call_ops; |
92 | static struct ins_ops dec_ops; | |
93 | static struct ins_ops jump_ops; | |
94 | static struct ins_ops mov_ops; | |
95 | static struct ins_ops nop_ops; | |
96 | static struct ins_ops lock_ops; | |
97 | static struct ins_ops ret_ops; | |
98 | ||
2a1ff812 ACM |
99 | static int arch__grow_instructions(struct arch *arch) |
100 | { | |
101 | struct ins *new_instructions; | |
102 | size_t new_nr_allocated; | |
103 | ||
104 | if (arch->nr_instructions_allocated == 0 && arch->instructions) | |
105 | goto grow_from_non_allocated_table; | |
106 | ||
107 | new_nr_allocated = arch->nr_instructions_allocated + 128; | |
108 | new_instructions = realloc(arch->instructions, new_nr_allocated * sizeof(struct ins)); | |
109 | if (new_instructions == NULL) | |
110 | return -1; | |
111 | ||
112 | out_update_instructions: | |
113 | arch->instructions = new_instructions; | |
114 | arch->nr_instructions_allocated = new_nr_allocated; | |
115 | return 0; | |
116 | ||
117 | grow_from_non_allocated_table: | |
118 | new_nr_allocated = arch->nr_instructions + 128; | |
119 | new_instructions = calloc(new_nr_allocated, sizeof(struct ins)); | |
120 | if (new_instructions == NULL) | |
121 | return -1; | |
122 | ||
123 | memcpy(new_instructions, arch->instructions, arch->nr_instructions); | |
124 | goto out_update_instructions; | |
125 | } | |
126 | ||
acc9bfb5 | 127 | static int arch__associate_ins_ops(struct arch* arch, const char *name, struct ins_ops *ops) |
2a1ff812 ACM |
128 | { |
129 | struct ins *ins; | |
130 | ||
131 | if (arch->nr_instructions == arch->nr_instructions_allocated && | |
132 | arch__grow_instructions(arch)) | |
133 | return -1; | |
134 | ||
135 | ins = &arch->instructions[arch->nr_instructions]; | |
136 | ins->name = strdup(name); | |
137 | if (!ins->name) | |
138 | return -1; | |
139 | ||
140 | ins->ops = ops; | |
141 | arch->nr_instructions++; | |
142 | ||
143 | ins__sort(arch); | |
144 | return 0; | |
145 | } | |
146 | ||
6d99a79c | 147 | #include "arch/arc/annotate/instructions.c" |
763d8960 | 148 | #include "arch/arm/annotate/instructions.c" |
0fcb1da4 | 149 | #include "arch/arm64/annotate/instructions.c" |
aa23aa55 | 150 | #include "arch/csky/annotate/instructions.c" |
a701d28e | 151 | #include "arch/mips/annotate/instructions.c" |
763d8960 | 152 | #include "arch/x86/annotate/instructions.c" |
dbdebdc5 | 153 | #include "arch/powerpc/annotate/instructions.c" |
d9f8dfa9 | 154 | #include "arch/s390/annotate/instructions.c" |
0ab41886 | 155 | #include "arch/sparc/annotate/instructions.c" |
763d8960 | 156 | |
786c1b51 | 157 | static struct arch architectures[] = { |
6d99a79c EP |
158 | { |
159 | .name = "arc", | |
160 | .init = arc__annotate_init, | |
161 | }, | |
786c1b51 ACM |
162 | { |
163 | .name = "arm", | |
acc9bfb5 | 164 | .init = arm__annotate_init, |
786c1b51 | 165 | }, |
0fcb1da4 KP |
166 | { |
167 | .name = "arm64", | |
168 | .init = arm64__annotate_init, | |
169 | }, | |
aa23aa55 MH |
170 | { |
171 | .name = "csky", | |
172 | .init = csky__annotate_init, | |
173 | }, | |
a701d28e DZ |
174 | { |
175 | .name = "mips", | |
176 | .init = mips__annotate_init, | |
177 | .objdump = { | |
178 | .comment_char = '#', | |
179 | }, | |
180 | }, | |
786c1b51 ACM |
181 | { |
182 | .name = "x86", | |
696e2457 | 183 | .init = x86__annotate_init, |
763d8960 ACM |
184 | .instructions = x86__instructions, |
185 | .nr_instructions = ARRAY_SIZE(x86__instructions), | |
69fb09f6 | 186 | .ins_is_fused = x86__ins_is_fused, |
786c1b51 ACM |
187 | .objdump = { |
188 | .comment_char = '#', | |
189 | }, | |
190 | }, | |
dbdebdc5 RB |
191 | { |
192 | .name = "powerpc", | |
193 | .init = powerpc__annotate_init, | |
194 | }, | |
e77852b3 CB |
195 | { |
196 | .name = "s390", | |
d9f8dfa9 | 197 | .init = s390__annotate_init, |
e77852b3 CB |
198 | .objdump = { |
199 | .comment_char = '#', | |
200 | }, | |
201 | }, | |
0ab41886 DM |
202 | { |
203 | .name = "sparc", | |
204 | .init = sparc__annotate_init, | |
205 | .objdump = { | |
206 | .comment_char = '#', | |
207 | }, | |
208 | }, | |
786c1b51 ACM |
209 | }; |
210 | ||
c46219ac ACM |
211 | static void ins__delete(struct ins_operands *ops) |
212 | { | |
3995614d ACM |
213 | if (ops == NULL) |
214 | return; | |
74cf249d ACM |
215 | zfree(&ops->source.raw); |
216 | zfree(&ops->source.name); | |
217 | zfree(&ops->target.raw); | |
218 | zfree(&ops->target.name); | |
c46219ac ACM |
219 | } |
220 | ||
5417072b | 221 | static int ins__raw_scnprintf(struct ins *ins, char *bf, size_t size, |
bc3bb795 | 222 | struct ins_operands *ops, int max_ins_name) |
5417072b | 223 | { |
bc3bb795 | 224 | return scnprintf(bf, size, "%-*s %s", max_ins_name, ins->name, ops->raw); |
5417072b ACM |
225 | } |
226 | ||
227 | int ins__scnprintf(struct ins *ins, char *bf, size_t size, | |
bc3bb795 | 228 | struct ins_operands *ops, int max_ins_name) |
5417072b ACM |
229 | { |
230 | if (ins->ops->scnprintf) | |
bc3bb795 | 231 | return ins->ops->scnprintf(ins, bf, size, ops, max_ins_name); |
5417072b | 232 | |
bc3bb795 | 233 | return ins__raw_scnprintf(ins, bf, size, ops, max_ins_name); |
5417072b ACM |
234 | } |
235 | ||
69fb09f6 JY |
236 | bool ins__is_fused(struct arch *arch, const char *ins1, const char *ins2) |
237 | { | |
238 | if (!arch || !arch->ins_is_fused) | |
239 | return false; | |
240 | ||
241 | return arch->ins_is_fused(arch, ins1, ins2); | |
242 | } | |
243 | ||
85a84e4f | 244 | static int call__parse(struct arch *arch, struct ins_operands *ops, struct map_symbol *ms) |
d86b0597 | 245 | { |
d2232885 | 246 | char *endptr, *tok, *name; |
85a84e4f | 247 | struct map *map = ms->map; |
696703af | 248 | struct addr_map_symbol target = { |
d46a4cdf | 249 | .ms = { .map = map, }, |
696703af | 250 | }; |
d2232885 | 251 | |
44d1a3ed | 252 | ops->target.addr = strtoull(ops->raw, &endptr, 16); |
d2232885 ACM |
253 | |
254 | name = strchr(endptr, '<'); | |
255 | if (name == NULL) | |
256 | goto indirect_call; | |
257 | ||
258 | name++; | |
259 | ||
9c2fb451 ACM |
260 | if (arch->objdump.skip_functions_char && |
261 | strchr(name, arch->objdump.skip_functions_char)) | |
cfef25b8 | 262 | return -1; |
cfef25b8 | 263 | |
d2232885 ACM |
264 | tok = strchr(name, '>'); |
265 | if (tok == NULL) | |
266 | return -1; | |
267 | ||
268 | *tok = '\0'; | |
44d1a3ed | 269 | ops->target.name = strdup(name); |
d2232885 ACM |
270 | *tok = '>'; |
271 | ||
696703af ACM |
272 | if (ops->target.name == NULL) |
273 | return -1; | |
274 | find_target: | |
275 | target.addr = map__objdump_2mem(map, ops->target.addr); | |
d2232885 | 276 | |
f2eaea09 | 277 | if (maps__find_ams(ms->maps, &target) == 0 && |
d46a4cdf ACM |
278 | map__rip_2objdump(target.ms.map, map->map_ip(target.ms.map, target.addr)) == ops->target.addr) |
279 | ops->target.sym = target.ms.sym; | |
e8ea1561 | 280 | |
d86b0597 | 281 | return 0; |
696703af ACM |
282 | |
283 | indirect_call: | |
284 | tok = strchr(endptr, '*'); | |
1dc27f63 ML |
285 | if (tok != NULL) { |
286 | endptr++; | |
287 | ||
288 | /* Indirect call can use a non-rip register and offset: callq *0x8(%rbx). | |
289 | * Do not parse such instruction. */ | |
290 | if (strstr(endptr, "(%r") == NULL) | |
291 | ops->target.addr = strtoull(endptr, NULL, 16); | |
292 | } | |
696703af | 293 | goto find_target; |
d86b0597 ACM |
294 | } |
295 | ||
d2232885 | 296 | static int call__scnprintf(struct ins *ins, char *bf, size_t size, |
bc3bb795 | 297 | struct ins_operands *ops, int max_ins_name) |
d2232885 | 298 | { |
696703af | 299 | if (ops->target.sym) |
bc3bb795 | 300 | return scnprintf(bf, size, "%-*s %s", max_ins_name, ins->name, ops->target.sym->name); |
d2232885 | 301 | |
e8ea1561 | 302 | if (ops->target.addr == 0) |
bc3bb795 | 303 | return ins__raw_scnprintf(ins, bf, size, ops, max_ins_name); |
e8ea1561 | 304 | |
4c9cb2c2 | 305 | if (ops->target.name) |
bc3bb795 | 306 | return scnprintf(bf, size, "%-*s %s", max_ins_name, ins->name, ops->target.name); |
4c9cb2c2 | 307 | |
bc3bb795 | 308 | return scnprintf(bf, size, "%-*s *%" PRIx64, max_ins_name, ins->name, ops->target.addr); |
d2232885 ACM |
309 | } |
310 | ||
d86b0597 | 311 | static struct ins_ops call_ops = { |
d2232885 ACM |
312 | .parse = call__parse, |
313 | .scnprintf = call__scnprintf, | |
d86b0597 ACM |
314 | }; |
315 | ||
316 | bool ins__is_call(const struct ins *ins) | |
317 | { | |
0b58a77c | 318 | return ins->ops == &call_ops || ins->ops == &s390_call_ops; |
d86b0597 ACM |
319 | } |
320 | ||
4e67b2a5 KP |
321 | /* |
322 | * Prevents from matching commas in the comment section, e.g.: | |
323 | * ffff200008446e70: b.cs ffff2000084470f4 <generic_exec_single+0x314> // b.hs, b.nlast | |
1f0e6edc ML |
324 | * |
325 | * and skip comma as part of function arguments, e.g.: | |
326 | * 1d8b4ac <linemap_lookup(line_maps const*, unsigned int)+0xcc> | |
4e67b2a5 KP |
327 | */ |
328 | static inline const char *validate_comma(const char *c, struct ins_operands *ops) | |
329 | { | |
330 | if (ops->raw_comment && c > ops->raw_comment) | |
331 | return NULL; | |
332 | ||
1f0e6edc ML |
333 | if (ops->raw_func_start && c > ops->raw_func_start) |
334 | return NULL; | |
335 | ||
4e67b2a5 KP |
336 | return c; |
337 | } | |
338 | ||
339 | static int jump__parse(struct arch *arch, struct ins_operands *ops, struct map_symbol *ms) | |
4f9d0325 | 340 | { |
751b1783 ACM |
341 | struct map *map = ms->map; |
342 | struct symbol *sym = ms->sym; | |
343 | struct addr_map_symbol target = { | |
d46a4cdf | 344 | .ms = { .map = map, }, |
751b1783 | 345 | }; |
3ee2eb6d | 346 | const char *c = strchr(ops->raw, ','); |
751b1783 | 347 | u64 start, end; |
4e67b2a5 KP |
348 | |
349 | ops->raw_comment = strchr(ops->raw, arch->objdump.comment_char); | |
1f0e6edc ML |
350 | ops->raw_func_start = strchr(ops->raw, '<'); |
351 | ||
4e67b2a5 KP |
352 | c = validate_comma(c, ops); |
353 | ||
751b1783 ACM |
354 | /* |
355 | * Examples of lines to parse for the _cpp_lex_token@@Base | |
356 | * function: | |
357 | * | |
358 | * 1159e6c: jne 115aa32 <_cpp_lex_token@@Base+0xf92> | |
359 | * 1159e8b: jne c469be <cpp_named_operator2name@@Base+0xa72> | |
360 | * | |
361 | * The first is a jump to an offset inside the same function, | |
362 | * the second is to another function, i.e. that 0xa72 is an | |
363 | * offset in the cpp_named_operator2name@@base function. | |
364 | */ | |
b13bbeee KP |
365 | /* |
366 | * skip over possible up to 2 operands to get to address, e.g.: | |
367 | * tbnz w0, #26, ffff0000083cd190 <security_file_permission+0xd0> | |
368 | */ | |
369 | if (c++ != NULL) { | |
3ee2eb6d | 370 | ops->target.addr = strtoull(c, NULL, 16); |
b13bbeee KP |
371 | if (!ops->target.addr) { |
372 | c = strchr(c, ','); | |
4e67b2a5 | 373 | c = validate_comma(c, ops); |
b13bbeee KP |
374 | if (c++ != NULL) |
375 | ops->target.addr = strtoull(c, NULL, 16); | |
376 | } | |
377 | } else { | |
3ee2eb6d | 378 | ops->target.addr = strtoull(ops->raw, NULL, 16); |
b13bbeee | 379 | } |
fb29fa58 | 380 | |
751b1783 ACM |
381 | target.addr = map__objdump_2mem(map, ops->target.addr); |
382 | start = map->unmap_ip(map, sym->start), | |
383 | end = map->unmap_ip(map, sym->end); | |
384 | ||
385 | ops->target.outside = target.addr < start || target.addr > end; | |
386 | ||
387 | /* | |
388 | * FIXME: things like this in _cpp_lex_token (gcc's cc1 program): | |
389 | ||
390 | cpp_named_operator2name@@Base+0xa72 | |
391 | ||
392 | * Point to a place that is after the cpp_named_operator2name | |
393 | * boundaries, i.e. in the ELF symbol table for cc1 | |
394 | * cpp_named_operator2name is marked as being 32-bytes long, but it in | |
395 | * fact is much larger than that, so we seem to need a symbols__find() | |
396 | * routine that looks for >= current->start and < next_symbol->start, | |
397 | * possibly just for C++ objects? | |
398 | * | |
399 | * For now lets just make some progress by marking jumps to outside the | |
400 | * current function as call like. | |
401 | * | |
402 | * Actual navigation will come next, with further understanding of how | |
403 | * the symbol searching and disassembly should be done. | |
e4cc91b8 | 404 | */ |
f2eaea09 | 405 | if (maps__find_ams(ms->maps, &target) == 0 && |
d46a4cdf ACM |
406 | map__rip_2objdump(target.ms.map, map->map_ip(target.ms.map, target.addr)) == ops->target.addr) |
407 | ops->target.sym = target.ms.sym; | |
751b1783 | 408 | |
980b68ec ACM |
409 | if (!ops->target.outside) { |
410 | ops->target.offset = target.addr - start; | |
e216874c RB |
411 | ops->target.offset_avail = true; |
412 | } else { | |
413 | ops->target.offset_avail = false; | |
414 | } | |
4f9d0325 | 415 | |
4f9d0325 ACM |
416 | return 0; |
417 | } | |
418 | ||
c7e6ead7 | 419 | static int jump__scnprintf(struct ins *ins, char *bf, size_t size, |
bc3bb795 | 420 | struct ins_operands *ops, int max_ins_name) |
28548d78 | 421 | { |
c448234c | 422 | const char *c; |
b13bbeee | 423 | |
e216874c | 424 | if (!ops->target.addr || ops->target.offset < 0) |
bc3bb795 | 425 | return ins__raw_scnprintf(ins, bf, size, ops, max_ins_name); |
bec60e50 | 426 | |
e4cc91b8 | 427 | if (ops->target.outside && ops->target.sym != NULL) |
bc3bb795 | 428 | return scnprintf(bf, size, "%-*s %s", max_ins_name, ins->name, ops->target.sym->name); |
e4cc91b8 | 429 | |
c448234c | 430 | c = strchr(ops->raw, ','); |
4e67b2a5 KP |
431 | c = validate_comma(c, ops); |
432 | ||
b13bbeee KP |
433 | if (c != NULL) { |
434 | const char *c2 = strchr(c + 1, ','); | |
435 | ||
4e67b2a5 | 436 | c2 = validate_comma(c2, ops); |
b13bbeee KP |
437 | /* check for 3-op insn */ |
438 | if (c2 != NULL) | |
439 | c = c2; | |
440 | c++; | |
441 | ||
442 | /* mirror arch objdump's space-after-comma style */ | |
443 | if (*c == ' ') | |
444 | c++; | |
445 | } | |
446 | ||
bc3bb795 | 447 | return scnprintf(bf, size, "%-*s %.*s%" PRIx64, max_ins_name, |
b13bbeee KP |
448 | ins->name, c ? c - ops->raw : 0, ops->raw, |
449 | ops->target.offset); | |
28548d78 ACM |
450 | } |
451 | ||
4f9d0325 | 452 | static struct ins_ops jump_ops = { |
c7e6ead7 ACM |
453 | .parse = jump__parse, |
454 | .scnprintf = jump__scnprintf, | |
4f9d0325 ACM |
455 | }; |
456 | ||
457 | bool ins__is_jump(const struct ins *ins) | |
458 | { | |
459 | return ins->ops == &jump_ops; | |
460 | } | |
461 | ||
6de783b6 ACM |
462 | static int comment__symbol(char *raw, char *comment, u64 *addrp, char **namep) |
463 | { | |
464 | char *endptr, *name, *t; | |
465 | ||
466 | if (strstr(raw, "(%rip)") == NULL) | |
467 | return 0; | |
468 | ||
469 | *addrp = strtoull(comment, &endptr, 16); | |
35a8a148 TR |
470 | if (endptr == comment) |
471 | return 0; | |
6de783b6 ACM |
472 | name = strchr(endptr, '<'); |
473 | if (name == NULL) | |
474 | return -1; | |
475 | ||
476 | name++; | |
477 | ||
478 | t = strchr(name, '>'); | |
479 | if (t == NULL) | |
480 | return 0; | |
481 | ||
482 | *t = '\0'; | |
483 | *namep = strdup(name); | |
484 | *t = '>'; | |
485 | ||
486 | return 0; | |
487 | } | |
488 | ||
85a84e4f | 489 | static int lock__parse(struct arch *arch, struct ins_operands *ops, struct map_symbol *ms) |
7a997fe4 | 490 | { |
7a997fe4 ACM |
491 | ops->locked.ops = zalloc(sizeof(*ops->locked.ops)); |
492 | if (ops->locked.ops == NULL) | |
493 | return 0; | |
494 | ||
75b49202 | 495 | if (disasm_line__parse(ops->raw, &ops->locked.ins.name, &ops->locked.ops->raw) < 0) |
7a997fe4 ACM |
496 | goto out_free_ops; |
497 | ||
75b49202 | 498 | ops->locked.ins.ops = ins__find(arch, ops->locked.ins.name); |
0fb9f2aa | 499 | |
75b49202 | 500 | if (ops->locked.ins.ops == NULL) |
2ba34aaa | 501 | goto out_free_ops; |
7a997fe4 | 502 | |
75b49202 | 503 | if (ops->locked.ins.ops->parse && |
85a84e4f | 504 | ops->locked.ins.ops->parse(arch, ops->locked.ops, ms) < 0) |
be81908c | 505 | goto out_free_ops; |
7a997fe4 ACM |
506 | |
507 | return 0; | |
508 | ||
509 | out_free_ops: | |
04662523 | 510 | zfree(&ops->locked.ops); |
7a997fe4 ACM |
511 | return 0; |
512 | } | |
513 | ||
514 | static int lock__scnprintf(struct ins *ins, char *bf, size_t size, | |
bc3bb795 | 515 | struct ins_operands *ops, int max_ins_name) |
7a997fe4 ACM |
516 | { |
517 | int printed; | |
518 | ||
75b49202 | 519 | if (ops->locked.ins.ops == NULL) |
bc3bb795 | 520 | return ins__raw_scnprintf(ins, bf, size, ops, max_ins_name); |
7a997fe4 | 521 | |
bc3bb795 | 522 | printed = scnprintf(bf, size, "%-*s ", max_ins_name, ins->name); |
75b49202 | 523 | return printed + ins__scnprintf(&ops->locked.ins, bf + printed, |
bc3bb795 | 524 | size - printed, ops->locked.ops, max_ins_name); |
7a997fe4 ACM |
525 | } |
526 | ||
c46219ac ACM |
527 | static void lock__delete(struct ins_operands *ops) |
528 | { | |
75b49202 | 529 | struct ins *ins = &ops->locked.ins; |
0fb9f2aa | 530 | |
75b49202 | 531 | if (ins->ops && ins->ops->free) |
0fb9f2aa RV |
532 | ins->ops->free(ops->locked.ops); |
533 | else | |
534 | ins__delete(ops->locked.ops); | |
535 | ||
74cf249d ACM |
536 | zfree(&ops->locked.ops); |
537 | zfree(&ops->target.raw); | |
538 | zfree(&ops->target.name); | |
c46219ac ACM |
539 | } |
540 | ||
7a997fe4 | 541 | static struct ins_ops lock_ops = { |
c46219ac | 542 | .free = lock__delete, |
7a997fe4 ACM |
543 | .parse = lock__parse, |
544 | .scnprintf = lock__scnprintf, | |
545 | }; | |
546 | ||
85a84e4f | 547 | static int mov__parse(struct arch *arch, struct ins_operands *ops, struct map_symbol *ms __maybe_unused) |
6de783b6 ACM |
548 | { |
549 | char *s = strchr(ops->raw, ','), *target, *comment, prev; | |
550 | ||
551 | if (s == NULL) | |
552 | return -1; | |
553 | ||
554 | *s = '\0'; | |
555 | ops->source.raw = strdup(ops->raw); | |
556 | *s = ','; | |
48000a1a | 557 | |
6de783b6 ACM |
558 | if (ops->source.raw == NULL) |
559 | return -1; | |
560 | ||
561 | target = ++s; | |
786c1b51 | 562 | comment = strchr(s, arch->objdump.comment_char); |
1e2bb043 AC |
563 | |
564 | if (comment != NULL) | |
565 | s = comment - 1; | |
566 | else | |
567 | s = strchr(s, '\0') - 1; | |
6de783b6 | 568 | |
1e2bb043 AC |
569 | while (s > target && isspace(s[0])) |
570 | --s; | |
571 | s++; | |
6de783b6 ACM |
572 | prev = *s; |
573 | *s = '\0'; | |
574 | ||
575 | ops->target.raw = strdup(target); | |
576 | *s = prev; | |
577 | ||
578 | if (ops->target.raw == NULL) | |
579 | goto out_free_source; | |
580 | ||
6de783b6 ACM |
581 | if (comment == NULL) |
582 | return 0; | |
583 | ||
32858480 | 584 | comment = skip_spaces(comment); |
35a8a148 TR |
585 | comment__symbol(ops->source.raw, comment + 1, &ops->source.addr, &ops->source.name); |
586 | comment__symbol(ops->target.raw, comment + 1, &ops->target.addr, &ops->target.name); | |
6de783b6 ACM |
587 | |
588 | return 0; | |
589 | ||
590 | out_free_source: | |
04662523 | 591 | zfree(&ops->source.raw); |
6de783b6 ACM |
592 | return -1; |
593 | } | |
594 | ||
595 | static int mov__scnprintf(struct ins *ins, char *bf, size_t size, | |
bc3bb795 | 596 | struct ins_operands *ops, int max_ins_name) |
6de783b6 | 597 | { |
bc3bb795 | 598 | return scnprintf(bf, size, "%-*s %s,%s", max_ins_name, ins->name, |
6de783b6 ACM |
599 | ops->source.name ?: ops->source.raw, |
600 | ops->target.name ?: ops->target.raw); | |
601 | } | |
602 | ||
603 | static struct ins_ops mov_ops = { | |
604 | .parse = mov__parse, | |
605 | .scnprintf = mov__scnprintf, | |
606 | }; | |
607 | ||
85a84e4f | 608 | static int dec__parse(struct arch *arch __maybe_unused, struct ins_operands *ops, struct map_symbol *ms __maybe_unused) |
a43712c4 ACM |
609 | { |
610 | char *target, *comment, *s, prev; | |
611 | ||
612 | target = s = ops->raw; | |
613 | ||
614 | while (s[0] != '\0' && !isspace(s[0])) | |
615 | ++s; | |
616 | prev = *s; | |
617 | *s = '\0'; | |
618 | ||
619 | ops->target.raw = strdup(target); | |
620 | *s = prev; | |
621 | ||
622 | if (ops->target.raw == NULL) | |
623 | return -1; | |
624 | ||
859afa6c | 625 | comment = strchr(s, arch->objdump.comment_char); |
a43712c4 ACM |
626 | if (comment == NULL) |
627 | return 0; | |
628 | ||
32858480 | 629 | comment = skip_spaces(comment); |
35a8a148 | 630 | comment__symbol(ops->target.raw, comment + 1, &ops->target.addr, &ops->target.name); |
a43712c4 ACM |
631 | |
632 | return 0; | |
633 | } | |
634 | ||
635 | static int dec__scnprintf(struct ins *ins, char *bf, size_t size, | |
bc3bb795 | 636 | struct ins_operands *ops, int max_ins_name) |
a43712c4 | 637 | { |
bc3bb795 | 638 | return scnprintf(bf, size, "%-*s %s", max_ins_name, ins->name, |
a43712c4 ACM |
639 | ops->target.name ?: ops->target.raw); |
640 | } | |
641 | ||
642 | static struct ins_ops dec_ops = { | |
643 | .parse = dec__parse, | |
644 | .scnprintf = dec__scnprintf, | |
645 | }; | |
646 | ||
1d037ca1 | 647 | static int nop__scnprintf(struct ins *ins __maybe_unused, char *bf, size_t size, |
bc3bb795 | 648 | struct ins_operands *ops __maybe_unused, int max_ins_name) |
b9818e93 | 649 | { |
bc3bb795 | 650 | return scnprintf(bf, size, "%-*s", max_ins_name, "nop"); |
b9818e93 ACM |
651 | } |
652 | ||
653 | static struct ins_ops nop_ops = { | |
654 | .scnprintf = nop__scnprintf, | |
655 | }; | |
656 | ||
6ef94929 NR |
657 | static struct ins_ops ret_ops = { |
658 | .scnprintf = ins__raw_scnprintf, | |
659 | }; | |
660 | ||
661 | bool ins__is_ret(const struct ins *ins) | |
662 | { | |
663 | return ins->ops == &ret_ops; | |
664 | } | |
665 | ||
7e63a13a JY |
666 | bool ins__is_lock(const struct ins *ins) |
667 | { | |
668 | return ins->ops == &lock_ops; | |
669 | } | |
670 | ||
7e4c1498 | 671 | static int ins__key_cmp(const void *name, const void *insp) |
4f9d0325 ACM |
672 | { |
673 | const struct ins *ins = insp; | |
674 | ||
675 | return strcmp(name, ins->name); | |
676 | } | |
677 | ||
7e4c1498 CR |
678 | static int ins__cmp(const void *a, const void *b) |
679 | { | |
680 | const struct ins *ia = a; | |
681 | const struct ins *ib = b; | |
682 | ||
683 | return strcmp(ia->name, ib->name); | |
684 | } | |
685 | ||
763d8960 | 686 | static void ins__sort(struct arch *arch) |
7e4c1498 | 687 | { |
763d8960 | 688 | const int nmemb = arch->nr_instructions; |
7e4c1498 | 689 | |
763d8960 | 690 | qsort(arch->instructions, nmemb, sizeof(struct ins), ins__cmp); |
7e4c1498 CR |
691 | } |
692 | ||
2a1ff812 | 693 | static struct ins_ops *__ins__find(struct arch *arch, const char *name) |
4f9d0325 | 694 | { |
75b49202 | 695 | struct ins *ins; |
763d8960 | 696 | const int nmemb = arch->nr_instructions; |
7e4c1498 | 697 | |
763d8960 ACM |
698 | if (!arch->sorted_instructions) { |
699 | ins__sort(arch); | |
700 | arch->sorted_instructions = true; | |
7e4c1498 | 701 | } |
4f9d0325 | 702 | |
75b49202 ACM |
703 | ins = bsearch(name, arch->instructions, nmemb, sizeof(struct ins), ins__key_cmp); |
704 | return ins ? ins->ops : NULL; | |
4f9d0325 ACM |
705 | } |
706 | ||
2a1ff812 ACM |
707 | static struct ins_ops *ins__find(struct arch *arch, const char *name) |
708 | { | |
709 | struct ins_ops *ops = __ins__find(arch, name); | |
710 | ||
711 | if (!ops && arch->associate_instruction_ops) | |
712 | ops = arch->associate_instruction_ops(arch, name); | |
713 | ||
714 | return ops; | |
715 | } | |
716 | ||
786c1b51 ACM |
717 | static int arch__key_cmp(const void *name, const void *archp) |
718 | { | |
719 | const struct arch *arch = archp; | |
720 | ||
721 | return strcmp(name, arch->name); | |
722 | } | |
723 | ||
724 | static int arch__cmp(const void *a, const void *b) | |
725 | { | |
726 | const struct arch *aa = a; | |
727 | const struct arch *ab = b; | |
728 | ||
729 | return strcmp(aa->name, ab->name); | |
730 | } | |
731 | ||
732 | static void arch__sort(void) | |
733 | { | |
734 | const int nmemb = ARRAY_SIZE(architectures); | |
735 | ||
736 | qsort(architectures, nmemb, sizeof(struct arch), arch__cmp); | |
737 | } | |
738 | ||
739 | static struct arch *arch__find(const char *name) | |
740 | { | |
741 | const int nmemb = ARRAY_SIZE(architectures); | |
742 | static bool sorted; | |
743 | ||
744 | if (!sorted) { | |
745 | arch__sort(); | |
746 | sorted = true; | |
747 | } | |
748 | ||
749 | return bsearch(name, architectures, nmemb, sizeof(struct arch), arch__key_cmp); | |
750 | } | |
751 | ||
ca396503 ACM |
752 | static struct annotated_source *annotated_source__new(void) |
753 | { | |
754 | struct annotated_source *src = zalloc(sizeof(*src)); | |
755 | ||
756 | if (src != NULL) | |
757 | INIT_LIST_HEAD(&src->source); | |
758 | ||
759 | return src; | |
760 | } | |
761 | ||
14c8dde1 | 762 | static __maybe_unused void annotated_source__delete(struct annotated_source *src) |
ca396503 ACM |
763 | { |
764 | if (src == NULL) | |
765 | return; | |
766 | zfree(&src->histograms); | |
767 | zfree(&src->cycles_hist); | |
768 | free(src); | |
769 | } | |
770 | ||
be3e26d9 ACM |
771 | static int annotated_source__alloc_histograms(struct annotated_source *src, |
772 | size_t size, int nr_hists) | |
ce6f4fab | 773 | { |
8696329b CS |
774 | size_t sizeof_sym_hist; |
775 | ||
331c7cb3 RB |
776 | /* |
777 | * Add buffer of one element for zero length symbol. | |
778 | * When sample is taken from first instruction of | |
779 | * zero length symbol, perf still resolves it and | |
780 | * shows symbol name in perf report and allows to | |
781 | * annotate it. | |
782 | */ | |
783 | if (size == 0) | |
784 | size = 1; | |
785 | ||
8696329b | 786 | /* Check for overflow when calculating sizeof_sym_hist */ |
896bccd3 | 787 | if (size > (SIZE_MAX - sizeof(struct sym_hist)) / sizeof(struct sym_hist_entry)) |
8696329b CS |
788 | return -1; |
789 | ||
896bccd3 | 790 | sizeof_sym_hist = (sizeof(struct sym_hist) + size * sizeof(struct sym_hist_entry)); |
8696329b CS |
791 | |
792 | /* Check for overflow in zalloc argument */ | |
be3e26d9 | 793 | if (sizeof_sym_hist > SIZE_MAX / nr_hists) |
8696329b | 794 | return -1; |
ce6f4fab | 795 | |
be3e26d9 ACM |
796 | src->sizeof_sym_hist = sizeof_sym_hist; |
797 | src->nr_histograms = nr_hists; | |
798 | src->histograms = calloc(nr_hists, sizeof_sym_hist) ; | |
799 | return src->histograms ? 0 : -1; | |
800 | } | |
801 | ||
d4957633 AK |
802 | /* The cycles histogram is lazily allocated. */ |
803 | static int symbol__alloc_hist_cycles(struct symbol *sym) | |
804 | { | |
805 | struct annotation *notes = symbol__annotation(sym); | |
806 | const size_t size = symbol__size(sym); | |
807 | ||
808 | notes->src->cycles_hist = calloc(size, sizeof(struct cyc_hist)); | |
809 | if (notes->src->cycles_hist == NULL) | |
810 | return -1; | |
811 | return 0; | |
812 | } | |
813 | ||
36532461 ACM |
814 | void symbol__annotate_zero_histograms(struct symbol *sym) |
815 | { | |
816 | struct annotation *notes = symbol__annotation(sym); | |
817 | ||
ce6f4fab | 818 | pthread_mutex_lock(¬es->lock); |
d4957633 | 819 | if (notes->src != NULL) { |
ce6f4fab ACM |
820 | memset(notes->src->histograms, 0, |
821 | notes->src->nr_histograms * notes->src->sizeof_sym_hist); | |
d4957633 AK |
822 | if (notes->src->cycles_hist) |
823 | memset(notes->src->cycles_hist, 0, | |
824 | symbol__size(sym) * sizeof(struct cyc_hist)); | |
825 | } | |
ce6f4fab | 826 | pthread_mutex_unlock(¬es->lock); |
36532461 ACM |
827 | } |
828 | ||
f40dd6d1 | 829 | static int __symbol__account_cycles(struct cyc_hist *ch, |
d4957633 AK |
830 | u64 start, |
831 | unsigned offset, unsigned cycles, | |
832 | unsigned have_start) | |
833 | { | |
d4957633 AK |
834 | /* |
835 | * For now we can only account one basic block per | |
836 | * final jump. But multiple could be overlapping. | |
837 | * Always account the longest one. So when | |
838 | * a shorter one has been already seen throw it away. | |
839 | * | |
840 | * We separately always account the full cycles. | |
841 | */ | |
842 | ch[offset].num_aggr++; | |
843 | ch[offset].cycles_aggr += cycles; | |
844 | ||
48659ebf JY |
845 | if (cycles > ch[offset].cycles_max) |
846 | ch[offset].cycles_max = cycles; | |
847 | ||
848 | if (ch[offset].cycles_min) { | |
849 | if (cycles && cycles < ch[offset].cycles_min) | |
850 | ch[offset].cycles_min = cycles; | |
851 | } else | |
852 | ch[offset].cycles_min = cycles; | |
853 | ||
d4957633 AK |
854 | if (!have_start && ch[offset].have_start) |
855 | return 0; | |
856 | if (ch[offset].num) { | |
857 | if (have_start && (!ch[offset].have_start || | |
858 | ch[offset].start > start)) { | |
859 | ch[offset].have_start = 0; | |
860 | ch[offset].cycles = 0; | |
861 | ch[offset].num = 0; | |
862 | if (ch[offset].reset < 0xffff) | |
863 | ch[offset].reset++; | |
864 | } else if (have_start && | |
865 | ch[offset].start < start) | |
866 | return 0; | |
867 | } | |
cebf7d51 JY |
868 | |
869 | if (ch[offset].num < NUM_SPARKS) | |
870 | ch[offset].cycles_spark[ch[offset].num] = cycles; | |
871 | ||
d4957633 AK |
872 | ch[offset].have_start = have_start; |
873 | ch[offset].start = start; | |
874 | ch[offset].cycles += cycles; | |
875 | ch[offset].num++; | |
876 | return 0; | |
877 | } | |
878 | ||
d46a4cdf | 879 | static int __symbol__inc_addr_samples(struct map_symbol *ms, |
e1a91a83 | 880 | struct annotated_source *src, int evidx, u64 addr, |
461c17f0 | 881 | struct perf_sample *sample) |
78f7defe | 882 | { |
d46a4cdf | 883 | struct symbol *sym = ms->sym; |
2f525d01 | 884 | unsigned offset; |
78f7defe ACM |
885 | struct sym_hist *h; |
886 | ||
d46a4cdf | 887 | pr_debug3("%s: addr=%#" PRIx64 "\n", __func__, ms->map->unmap_ip(ms->map, addr)); |
78f7defe | 888 | |
edee44be RB |
889 | if ((addr < sym->start || addr >= sym->end) && |
890 | (addr != sym->end || sym->start != sym->end)) { | |
e3d006ce ACM |
891 | pr_debug("%s(%d): ERANGE! sym->name=%s, start=%#" PRIx64 ", addr=%#" PRIx64 ", end=%#" PRIx64 "\n", |
892 | __func__, __LINE__, sym->name, sym->start, addr, sym->end); | |
31d68e7b | 893 | return -ERANGE; |
e3d006ce | 894 | } |
78f7defe | 895 | |
2f525d01 | 896 | offset = addr - sym->start; |
e1a91a83 | 897 | h = annotated_source__histogram(src, evidx); |
8d628d26 ACM |
898 | if (h == NULL) { |
899 | pr_debug("%s(%d): ENOMEM! sym->name=%s, start=%#" PRIx64 ", addr=%#" PRIx64 ", end=%#" PRIx64 ", func: %d\n", | |
900 | __func__, __LINE__, sym->name, sym->start, addr, sym->end, sym->type == STT_FUNC); | |
901 | return -ENOMEM; | |
902 | } | |
8158683d | 903 | h->nr_samples++; |
896bccd3 | 904 | h->addr[offset].nr_samples++; |
461c17f0 TS |
905 | h->period += sample->period; |
906 | h->addr[offset].period += sample->period; | |
78f7defe ACM |
907 | |
908 | pr_debug3("%#" PRIx64 " %s: period++ [addr: %#" PRIx64 ", %#" PRIx64 | |
461c17f0 TS |
909 | ", evidx=%d] => nr_samples: %" PRIu64 ", period: %" PRIu64 "\n", |
910 | sym->start, sym->name, addr, addr - sym->start, evidx, | |
911 | h->addr[offset].nr_samples, h->addr[offset].period); | |
78f7defe ACM |
912 | return 0; |
913 | } | |
914 | ||
c6b635ee | 915 | static struct cyc_hist *symbol__cycles_hist(struct symbol *sym) |
83be34a7 AK |
916 | { |
917 | struct annotation *notes = symbol__annotation(sym); | |
918 | ||
919 | if (notes->src == NULL) { | |
c6b635ee ACM |
920 | notes->src = annotated_source__new(); |
921 | if (notes->src == NULL) | |
83be34a7 | 922 | return NULL; |
c6b635ee | 923 | goto alloc_cycles_hist; |
83be34a7 | 924 | } |
c6b635ee ACM |
925 | |
926 | if (!notes->src->cycles_hist) { | |
927 | alloc_cycles_hist: | |
928 | symbol__alloc_hist_cycles(sym); | |
d4957633 | 929 | } |
c6b635ee ACM |
930 | |
931 | return notes->src->cycles_hist; | |
83be34a7 AK |
932 | } |
933 | ||
14c8dde1 | 934 | struct annotated_source *symbol__hists(struct symbol *sym, int nr_hists) |
e8ea922a ACM |
935 | { |
936 | struct annotation *notes = symbol__annotation(sym); | |
937 | ||
938 | if (notes->src == NULL) { | |
939 | notes->src = annotated_source__new(); | |
940 | if (notes->src == NULL) | |
941 | return NULL; | |
942 | goto alloc_histograms; | |
943 | } | |
944 | ||
945 | if (notes->src->histograms == NULL) { | |
946 | alloc_histograms: | |
947 | annotated_source__alloc_histograms(notes->src, symbol__size(sym), | |
0693f758 | 948 | nr_hists); |
e8ea922a ACM |
949 | } |
950 | ||
951 | return notes->src; | |
952 | } | |
953 | ||
d46a4cdf | 954 | static int symbol__inc_addr_samples(struct map_symbol *ms, |
32dcd021 | 955 | struct evsel *evsel, u64 addr, |
bab89f6a | 956 | struct perf_sample *sample) |
b66d8c0c | 957 | { |
d46a4cdf | 958 | struct symbol *sym = ms->sym; |
e8ea922a | 959 | struct annotated_source *src; |
b66d8c0c | 960 | |
48c65bda | 961 | if (sym == NULL) |
b66d8c0c | 962 | return 0; |
6484d2f9 | 963 | src = symbol__hists(sym, evsel->evlist->core.nr_entries); |
38fe0e01 | 964 | return src ? __symbol__inc_addr_samples(ms, src, evsel->core.idx, addr, sample) : 0; |
b66d8c0c ACM |
965 | } |
966 | ||
d4957633 AK |
967 | static int symbol__account_cycles(u64 addr, u64 start, |
968 | struct symbol *sym, unsigned cycles) | |
969 | { | |
c6b635ee | 970 | struct cyc_hist *cycles_hist; |
d4957633 AK |
971 | unsigned offset; |
972 | ||
973 | if (sym == NULL) | |
974 | return 0; | |
c6b635ee ACM |
975 | cycles_hist = symbol__cycles_hist(sym); |
976 | if (cycles_hist == NULL) | |
d4957633 AK |
977 | return -ENOMEM; |
978 | if (addr < sym->start || addr >= sym->end) | |
979 | return -ERANGE; | |
980 | ||
981 | if (start) { | |
982 | if (start < sym->start || start >= sym->end) | |
983 | return -ERANGE; | |
984 | if (start >= addr) | |
985 | start = 0; | |
986 | } | |
987 | offset = addr - sym->start; | |
c6b635ee | 988 | return __symbol__account_cycles(cycles_hist, |
d4957633 AK |
989 | start ? start - sym->start : 0, |
990 | offset, cycles, | |
991 | !!start); | |
992 | } | |
993 | ||
994 | int addr_map_symbol__account_cycles(struct addr_map_symbol *ams, | |
995 | struct addr_map_symbol *start, | |
996 | unsigned cycles) | |
997 | { | |
3d7245b0 | 998 | u64 saddr = 0; |
d4957633 AK |
999 | int err; |
1000 | ||
1001 | if (!cycles) | |
1002 | return 0; | |
1003 | ||
1004 | /* | |
1005 | * Only set start when IPC can be computed. We can only | |
1006 | * compute it when the basic block is completely in a single | |
1007 | * function. | |
1008 | * Special case the case when the jump is elsewhere, but | |
1009 | * it starts on the function start. | |
1010 | */ | |
1011 | if (start && | |
d46a4cdf ACM |
1012 | (start->ms.sym == ams->ms.sym || |
1013 | (ams->ms.sym && | |
1014 | start->addr == ams->ms.sym->start + ams->ms.map->start))) | |
d4957633 AK |
1015 | saddr = start->al_addr; |
1016 | if (saddr == 0) | |
3d7245b0 | 1017 | pr_debug2("BB with bad start: addr %"PRIx64" start %"PRIx64" sym %"PRIx64" saddr %"PRIx64"\n", |
d4957633 AK |
1018 | ams->addr, |
1019 | start ? start->addr : 0, | |
d46a4cdf | 1020 | ams->ms.sym ? ams->ms.sym->start + ams->ms.map->start : 0, |
d4957633 | 1021 | saddr); |
d46a4cdf | 1022 | err = symbol__account_cycles(ams->al_addr, saddr, ams->ms.sym, cycles); |
d4957633 AK |
1023 | if (err) |
1024 | pr_debug2("account_cycles failed %d\n", err); | |
1025 | return err; | |
1026 | } | |
1027 | ||
f56c083b ACM |
1028 | static unsigned annotation__count_insn(struct annotation *notes, u64 start, u64 end) |
1029 | { | |
1030 | unsigned n_insn = 0; | |
1031 | u64 offset; | |
1032 | ||
1033 | for (offset = start; offset <= end; offset++) { | |
1034 | if (notes->offsets[offset]) | |
1035 | n_insn++; | |
1036 | } | |
1037 | return n_insn; | |
1038 | } | |
1039 | ||
1040 | static void annotation__count_and_fill(struct annotation *notes, u64 start, u64 end, struct cyc_hist *ch) | |
1041 | { | |
1042 | unsigned n_insn; | |
ace4f8fa | 1043 | unsigned int cover_insn = 0; |
f56c083b ACM |
1044 | u64 offset; |
1045 | ||
1046 | n_insn = annotation__count_insn(notes, start, end); | |
1047 | if (n_insn && ch->num && ch->cycles) { | |
1048 | float ipc = n_insn / ((double)ch->cycles / (double)ch->num); | |
1049 | ||
1050 | /* Hide data when there are too many overlaps. */ | |
bdd1666b | 1051 | if (ch->reset >= 0x7fff) |
f56c083b ACM |
1052 | return; |
1053 | ||
1054 | for (offset = start; offset <= end; offset++) { | |
1055 | struct annotation_line *al = notes->offsets[offset]; | |
1056 | ||
ace4f8fa | 1057 | if (al && al->ipc == 0.0) { |
f56c083b | 1058 | al->ipc = ipc; |
ace4f8fa JY |
1059 | cover_insn++; |
1060 | } | |
1061 | } | |
1062 | ||
1063 | if (cover_insn) { | |
1064 | notes->hit_cycles += ch->cycles; | |
1065 | notes->hit_insn += n_insn * ch->num; | |
1066 | notes->cover_insn += cover_insn; | |
f56c083b ACM |
1067 | } |
1068 | } | |
1069 | } | |
1070 | ||
1071 | void annotation__compute_ipc(struct annotation *notes, size_t size) | |
1072 | { | |
ace4f8fa | 1073 | s64 offset; |
f56c083b ACM |
1074 | |
1075 | if (!notes->src || !notes->src->cycles_hist) | |
1076 | return; | |
1077 | ||
ace4f8fa JY |
1078 | notes->total_insn = annotation__count_insn(notes, 0, size - 1); |
1079 | notes->hit_cycles = 0; | |
1080 | notes->hit_insn = 0; | |
1081 | notes->cover_insn = 0; | |
1082 | ||
f56c083b | 1083 | pthread_mutex_lock(¬es->lock); |
ace4f8fa | 1084 | for (offset = size - 1; offset >= 0; --offset) { |
f56c083b ACM |
1085 | struct cyc_hist *ch; |
1086 | ||
1087 | ch = ¬es->src->cycles_hist[offset]; | |
1088 | if (ch && ch->cycles) { | |
1089 | struct annotation_line *al; | |
1090 | ||
1091 | if (ch->have_start) | |
1092 | annotation__count_and_fill(notes, ch->start, offset, ch); | |
1093 | al = notes->offsets[offset]; | |
48659ebf | 1094 | if (al && ch->num_aggr) { |
f56c083b | 1095 | al->cycles = ch->cycles_aggr / ch->num_aggr; |
48659ebf JY |
1096 | al->cycles_max = ch->cycles_max; |
1097 | al->cycles_min = ch->cycles_min; | |
1098 | } | |
f56c083b ACM |
1099 | notes->have_cycles = true; |
1100 | } | |
1101 | } | |
1102 | pthread_mutex_unlock(¬es->lock); | |
1103 | } | |
1104 | ||
bab89f6a | 1105 | int addr_map_symbol__inc_samples(struct addr_map_symbol *ams, struct perf_sample *sample, |
32dcd021 | 1106 | struct evsel *evsel) |
0f4e7a24 | 1107 | { |
d46a4cdf | 1108 | return symbol__inc_addr_samples(&ams->ms, evsel, ams->al_addr, sample); |
0f4e7a24 ACM |
1109 | } |
1110 | ||
bab89f6a | 1111 | int hist_entry__inc_addr_samples(struct hist_entry *he, struct perf_sample *sample, |
32dcd021 | 1112 | struct evsel *evsel, u64 ip) |
f626adff | 1113 | { |
d46a4cdf | 1114 | return symbol__inc_addr_samples(&he->ms, evsel, ip, sample); |
f626adff ACM |
1115 | } |
1116 | ||
85a84e4f | 1117 | static void disasm_line__init_ins(struct disasm_line *dl, struct arch *arch, struct map_symbol *ms) |
4f9d0325 | 1118 | { |
75b49202 | 1119 | dl->ins.ops = ins__find(arch, dl->ins.name); |
4f9d0325 | 1120 | |
75b49202 | 1121 | if (!dl->ins.ops) |
4f9d0325 ACM |
1122 | return; |
1123 | ||
85a84e4f | 1124 | if (dl->ins.ops->parse && dl->ins.ops->parse(arch, &dl->ops, ms) < 0) |
75b49202 | 1125 | dl->ins.ops = NULL; |
4f9d0325 ACM |
1126 | } |
1127 | ||
75b49202 | 1128 | static int disasm_line__parse(char *line, const char **namep, char **rawp) |
7a997fe4 | 1129 | { |
32858480 | 1130 | char tmp, *name = skip_spaces(line); |
7a997fe4 ACM |
1131 | |
1132 | if (name[0] == '\0') | |
1133 | return -1; | |
1134 | ||
1135 | *rawp = name + 1; | |
1136 | ||
1137 | while ((*rawp)[0] != '\0' && !isspace((*rawp)[0])) | |
1138 | ++*rawp; | |
1139 | ||
1140 | tmp = (*rawp)[0]; | |
1141 | (*rawp)[0] = '\0'; | |
1142 | *namep = strdup(name); | |
1143 | ||
1144 | if (*namep == NULL) | |
600c787d | 1145 | goto out; |
7a997fe4 ACM |
1146 | |
1147 | (*rawp)[0] = tmp; | |
85127775 | 1148 | *rawp = strim(*rawp); |
7a997fe4 ACM |
1149 | |
1150 | return 0; | |
1151 | ||
600c787d | 1152 | out: |
7a997fe4 ACM |
1153 | return -1; |
1154 | } | |
1155 | ||
ea07c5aa | 1156 | struct annotate_args { |
d3c03147 RB |
1157 | struct arch *arch; |
1158 | struct map_symbol ms; | |
1159 | struct evsel *evsel; | |
380195e2 | 1160 | struct annotation_options *options; |
d3c03147 RB |
1161 | s64 offset; |
1162 | char *line; | |
1163 | int line_nr; | |
2777b81b | 1164 | char *fileloc; |
ea07c5aa JO |
1165 | }; |
1166 | ||
2316f861 RB |
1167 | static void annotation_line__init(struct annotation_line *al, |
1168 | struct annotate_args *args, | |
1169 | int nr) | |
c835e191 | 1170 | { |
2316f861 RB |
1171 | al->offset = args->offset; |
1172 | al->line = strdup(args->line); | |
1173 | al->line_nr = args->line_nr; | |
2777b81b | 1174 | al->fileloc = args->fileloc; |
2316f861 RB |
1175 | al->data_nr = nr; |
1176 | } | |
c835e191 | 1177 | |
2316f861 RB |
1178 | static void annotation_line__exit(struct annotation_line *al) |
1179 | { | |
8b4c74dc | 1180 | free_srcline(al->path); |
c835e191 | 1181 | zfree(&al->line); |
c835e191 JO |
1182 | } |
1183 | ||
2316f861 | 1184 | static size_t disasm_line_size(int nr) |
c835e191 JO |
1185 | { |
1186 | struct annotation_line *al; | |
c835e191 | 1187 | |
2316f861 | 1188 | return (sizeof(struct disasm_line) + (sizeof(al->data[0]) * nr)); |
c835e191 JO |
1189 | } |
1190 | ||
1191 | /* | |
1192 | * Allocating the disasm annotation line data with | |
1193 | * following structure: | |
1194 | * | |
2316f861 RB |
1195 | * ------------------------------------------- |
1196 | * struct disasm_line | struct annotation_line | |
1197 | * ------------------------------------------- | |
c835e191 JO |
1198 | * |
1199 | * We have 'struct annotation_line' member as last member | |
1200 | * of 'struct disasm_line' to have an easy access. | |
c835e191 | 1201 | */ |
4748834f | 1202 | static struct disasm_line *disasm_line__new(struct annotate_args *args) |
78f7defe | 1203 | { |
c835e191 | 1204 | struct disasm_line *dl = NULL; |
2316f861 | 1205 | int nr = 1; |
78f7defe | 1206 | |
c754c382 | 1207 | if (evsel__is_group_event(args->evsel)) |
2316f861 | 1208 | nr = args->evsel->core.nr_members; |
d5490b96 | 1209 | |
2316f861 RB |
1210 | dl = zalloc(disasm_line_size(nr)); |
1211 | if (!dl) | |
1212 | return NULL; | |
5145418b | 1213 | |
2316f861 RB |
1214 | annotation_line__init(&dl->al, args, nr); |
1215 | if (dl->al.line == NULL) | |
1216 | goto out_delete; | |
5145418b | 1217 | |
2316f861 RB |
1218 | if (args->offset != -1) { |
1219 | if (disasm_line__parse(dl->al.line, &dl->ins.name, &dl->ops.raw) < 0) | |
1220 | goto out_free_line; | |
1221 | ||
1222 | disasm_line__init_ins(dl, args->arch, &args->ms); | |
78f7defe ACM |
1223 | } |
1224 | ||
29ed6e76 | 1225 | return dl; |
5145418b ACM |
1226 | |
1227 | out_free_line: | |
d5490b96 | 1228 | zfree(&dl->al.line); |
058b4cc9 | 1229 | out_delete: |
29ed6e76 | 1230 | free(dl); |
058b4cc9 | 1231 | return NULL; |
78f7defe ACM |
1232 | } |
1233 | ||
29ed6e76 | 1234 | void disasm_line__free(struct disasm_line *dl) |
78f7defe | 1235 | { |
75b49202 ACM |
1236 | if (dl->ins.ops && dl->ins.ops->free) |
1237 | dl->ins.ops->free(&dl->ops); | |
c46219ac ACM |
1238 | else |
1239 | ins__delete(&dl->ops); | |
d8f9da24 | 1240 | zfree(&dl->ins.name); |
2316f861 RB |
1241 | annotation_line__exit(&dl->al); |
1242 | free(dl); | |
78f7defe ACM |
1243 | } |
1244 | ||
bc3bb795 | 1245 | int disasm_line__scnprintf(struct disasm_line *dl, char *bf, size_t size, bool raw, int max_ins_name) |
5417072b | 1246 | { |
75b49202 | 1247 | if (raw || !dl->ins.ops) |
bc3bb795 | 1248 | return scnprintf(bf, size, "%-*s %s", max_ins_name, dl->ins.name, dl->ops.raw); |
5417072b | 1249 | |
bc3bb795 | 1250 | return ins__scnprintf(&dl->ins, bf, size, &dl->ops, max_ins_name); |
5417072b ACM |
1251 | } |
1252 | ||
82b9d7ff | 1253 | static void annotation_line__add(struct annotation_line *al, struct list_head *head) |
78f7defe | 1254 | { |
82b9d7ff | 1255 | list_add_tail(&al->node, head); |
78f7defe ACM |
1256 | } |
1257 | ||
c4c72436 JO |
1258 | struct annotation_line * |
1259 | annotation_line__next(struct annotation_line *pos, struct list_head *head) | |
78f7defe | 1260 | { |
c4c72436 JO |
1261 | list_for_each_entry_continue(pos, head, node) |
1262 | if (pos->offset >= 0) | |
78f7defe ACM |
1263 | return pos; |
1264 | ||
1265 | return NULL; | |
1266 | } | |
1267 | ||
70fbe057 PZ |
1268 | static const char *annotate__address_color(struct block_range *br) |
1269 | { | |
1270 | double cov = block_range__coverage(br); | |
1271 | ||
1272 | if (cov >= 0) { | |
1273 | /* mark red for >75% coverage */ | |
1274 | if (cov > 0.75) | |
1275 | return PERF_COLOR_RED; | |
1276 | ||
1277 | /* mark dull for <1% coverage */ | |
1278 | if (cov < 0.01) | |
1279 | return PERF_COLOR_NORMAL; | |
1280 | } | |
1281 | ||
1282 | return PERF_COLOR_MAGENTA; | |
1283 | } | |
1284 | ||
1285 | static const char *annotate__asm_color(struct block_range *br) | |
1286 | { | |
1287 | double cov = block_range__coverage(br); | |
1288 | ||
1289 | if (cov >= 0) { | |
1290 | /* mark dull for <1% coverage */ | |
1291 | if (cov < 0.01) | |
1292 | return PERF_COLOR_NORMAL; | |
1293 | } | |
1294 | ||
1295 | return PERF_COLOR_BLUE; | |
1296 | } | |
1297 | ||
1298 | static void annotate__branch_printf(struct block_range *br, u64 addr) | |
1299 | { | |
1300 | bool emit_comment = true; | |
1301 | ||
1302 | if (!br) | |
1303 | return; | |
1304 | ||
1305 | #if 1 | |
1306 | if (br->is_target && br->start == addr) { | |
1307 | struct block_range *branch = br; | |
1308 | double p; | |
1309 | ||
1310 | /* | |
1311 | * Find matching branch to our target. | |
1312 | */ | |
1313 | while (!branch->is_branch) | |
1314 | branch = block_range__next(branch); | |
1315 | ||
1316 | p = 100 *(double)br->entry / branch->coverage; | |
1317 | ||
1318 | if (p > 0.1) { | |
1319 | if (emit_comment) { | |
1320 | emit_comment = false; | |
1321 | printf("\t#"); | |
1322 | } | |
1323 | ||
1324 | /* | |
1325 | * The percentage of coverage joined at this target in relation | |
1326 | * to the next branch. | |
1327 | */ | |
1328 | printf(" +%.2f%%", p); | |
1329 | } | |
1330 | } | |
1331 | #endif | |
1332 | if (br->is_branch && br->end == addr) { | |
1333 | double p = 100*(double)br->taken / br->coverage; | |
1334 | ||
1335 | if (p > 0.1) { | |
1336 | if (emit_comment) { | |
1337 | emit_comment = false; | |
1338 | printf("\t#"); | |
1339 | } | |
1340 | ||
1341 | /* | |
1342 | * The percentage of coverage leaving at this branch, and | |
1343 | * its prediction ratio. | |
1344 | */ | |
1345 | printf(" -%.2f%% (p:%.2f%%)", p, 100*(double)br->pred / br->taken); | |
1346 | } | |
1347 | } | |
1348 | } | |
1349 | ||
f48e7c40 | 1350 | static int disasm_line__print(struct disasm_line *dl, u64 start, int addr_fmt_width) |
78f7defe | 1351 | { |
29971f9a JO |
1352 | s64 offset = dl->al.offset; |
1353 | const u64 addr = start + offset; | |
1354 | struct block_range *br; | |
1355 | ||
1356 | br = block_range__find(addr); | |
f48e7c40 | 1357 | color_fprintf(stdout, annotate__address_color(br), " %*" PRIx64 ":", addr_fmt_width, addr); |
29971f9a JO |
1358 | color_fprintf(stdout, annotate__asm_color(br), "%s", dl->al.line); |
1359 | annotate__branch_printf(br, addr); | |
1360 | return 0; | |
1361 | } | |
1362 | ||
1363 | static int | |
1364 | annotation_line__print(struct annotation_line *al, struct symbol *sym, u64 start, | |
32dcd021 | 1365 | struct evsel *evsel, u64 len, int min_pcnt, int printed, |
796ca33d JO |
1366 | int max_lines, struct annotation_line *queue, int addr_fmt_width, |
1367 | int percent_type) | |
29971f9a JO |
1368 | { |
1369 | struct disasm_line *dl = container_of(al, struct disasm_line, al); | |
78f7defe | 1370 | static const char *prev_line; |
78f7defe | 1371 | |
29971f9a | 1372 | if (al->offset != -1) { |
f681d593 | 1373 | double max_percent = 0.0; |
b1dd4432 | 1374 | int i, nr_percent = 1; |
78f7defe ACM |
1375 | const char *color; |
1376 | struct annotation *notes = symbol__annotation(sym); | |
ce6f4fab | 1377 | |
c2f938ba | 1378 | for (i = 0; i < al->data_nr; i++) { |
6d9f0c2d JO |
1379 | double percent; |
1380 | ||
1381 | percent = annotation_data__percent(&al->data[i], | |
796ca33d | 1382 | percent_type); |
78f7defe | 1383 | |
6d9f0c2d JO |
1384 | if (percent > max_percent) |
1385 | max_percent = percent; | |
b1dd4432 NK |
1386 | } |
1387 | ||
c2f938ba JO |
1388 | if (al->data_nr > nr_percent) |
1389 | nr_percent = al->data_nr; | |
04d2600a | 1390 | |
b1dd4432 | 1391 | if (max_percent < min_pcnt) |
36532461 ACM |
1392 | return -1; |
1393 | ||
e3087b80 | 1394 | if (max_lines && printed >= max_lines) |
36532461 | 1395 | return 1; |
d040bd36 | 1396 | |
d5e3d747 | 1397 | if (queue != NULL) { |
29971f9a JO |
1398 | list_for_each_entry_from(queue, ¬es->src->source, node) { |
1399 | if (queue == al) | |
d5e3d747 | 1400 | break; |
29971f9a | 1401 | annotation_line__print(queue, sym, start, evsel, len, |
796ca33d JO |
1402 | 0, 0, 1, NULL, addr_fmt_width, |
1403 | percent_type); | |
d5e3d747 ACM |
1404 | } |
1405 | } | |
1406 | ||
b1dd4432 | 1407 | color = get_percent_color(max_percent); |
78f7defe | 1408 | |
b1dd4432 | 1409 | for (i = 0; i < nr_percent; i++) { |
0440af74 | 1410 | struct annotation_data *data = &al->data[i]; |
6d9f0c2d | 1411 | double percent; |
f681d593 | 1412 | |
796ca33d | 1413 | percent = annotation_data__percent(data, percent_type); |
6d9f0c2d | 1414 | color = get_percent_color(percent); |
0c4a5bce ML |
1415 | |
1416 | if (symbol_conf.show_total_period) | |
ce9ee4a2 | 1417 | color_fprintf(stdout, color, " %11" PRIu64, |
0440af74 | 1418 | data->he.period); |
1ac39372 TS |
1419 | else if (symbol_conf.show_nr_samples) |
1420 | color_fprintf(stdout, color, " %7" PRIu64, | |
0440af74 | 1421 | data->he.nr_samples); |
0c4a5bce | 1422 | else |
6d9f0c2d | 1423 | color_fprintf(stdout, color, " %7.2f", percent); |
b1dd4432 NK |
1424 | } |
1425 | ||
f48e7c40 | 1426 | printf(" : "); |
70fbe057 | 1427 | |
f48e7c40 | 1428 | disasm_line__print(dl, start, addr_fmt_width); |
f89a82a8 ML |
1429 | |
1430 | /* | |
1431 | * Also color the filename and line if needed, with | |
1432 | * the same color than the percentage. Don't print it | |
1433 | * twice for close colored addr with the same filename:line | |
1434 | */ | |
1435 | if (al->path) { | |
1436 | if (!prev_line || strcmp(prev_line, al->path)) { | |
1437 | color_fprintf(stdout, color, " // %s", al->path); | |
1438 | prev_line = al->path; | |
1439 | } | |
1440 | } | |
1441 | ||
70fbe057 | 1442 | printf("\n"); |
e3087b80 | 1443 | } else if (max_lines && printed >= max_lines) |
36532461 ACM |
1444 | return 1; |
1445 | else { | |
ce9ee4a2 | 1446 | int width = symbol_conf.show_total_period ? 12 : 8; |
b1dd4432 | 1447 | |
d5e3d747 ACM |
1448 | if (queue) |
1449 | return -1; | |
1450 | ||
c754c382 | 1451 | if (evsel__is_group_event(evsel)) |
5643b1a5 | 1452 | width *= evsel->core.nr_members; |
b1dd4432 | 1453 | |
29971f9a | 1454 | if (!*al->line) |
b1dd4432 | 1455 | printf(" %*s:\n", width, " "); |
78f7defe | 1456 | else |
f89a82a8 | 1457 | printf(" %*s: %-*d %s\n", width, " ", addr_fmt_width, al->line_nr, al->line); |
78f7defe | 1458 | } |
36532461 ACM |
1459 | |
1460 | return 0; | |
78f7defe ACM |
1461 | } |
1462 | ||
3aec150a NK |
1463 | /* |
1464 | * symbol__parse_objdump_line() parses objdump output (with -d --no-show-raw) | |
1465 | * which looks like following | |
1466 | * | |
1467 | * 0000000000415500 <_init>: | |
1468 | * 415500: sub $0x8,%rsp | |
1469 | * 415504: mov 0x2f5ad5(%rip),%rax # 70afe0 <_DYNAMIC+0x2f8> | |
1470 | * 41550b: test %rax,%rax | |
1471 | * 41550e: je 415515 <_init+0x15> | |
1472 | * 415510: callq 416e70 <__gmon_start__@plt> | |
1473 | * 415515: add $0x8,%rsp | |
1474 | * 415519: retq | |
1475 | * | |
1476 | * it will be parsed and saved into struct disasm_line as | |
1477 | * <offset> <name> <ops.raw> | |
1478 | * | |
1479 | * The offset will be a relative offset from the start of the symbol and -1 | |
1480 | * means that it's not a disassembly line so should be treated differently. | |
1481 | * The ops.raw part will be parsed further according to type of the instruction. | |
1482 | */ | |
353dcaa2 | 1483 | static int symbol__parse_objdump_line(struct symbol *sym, |
ea07c5aa | 1484 | struct annotate_args *args, |
2777b81b | 1485 | char *parsed_line, int *line_nr, char **fileloc) |
78f7defe | 1486 | { |
85a84e4f | 1487 | struct map *map = args->ms.map; |
ce6f4fab | 1488 | struct annotation *notes = symbol__annotation(sym); |
29ed6e76 | 1489 | struct disasm_line *dl; |
b34b45ee | 1490 | char *tmp; |
78f7defe | 1491 | s64 line_ip, offset = -1; |
e592488c | 1492 | regmatch_t match[2]; |
78f7defe | 1493 | |
e592488c | 1494 | /* /filename:linenr ? Save line number and ignore. */ |
986a5bc0 TS |
1495 | if (regexec(&file_lineno, parsed_line, 2, match, 0) == 0) { |
1496 | *line_nr = atoi(parsed_line + match[1].rm_so); | |
2777b81b | 1497 | *fileloc = strdup(parsed_line); |
e592488c AK |
1498 | return 0; |
1499 | } | |
1500 | ||
b34b45ee IR |
1501 | /* Process hex address followed by ':'. */ |
1502 | line_ip = strtoull(parsed_line, &tmp, 16); | |
1503 | if (parsed_line != tmp && tmp[0] == ':' && tmp[1] != '\0') { | |
78f7defe ACM |
1504 | u64 start = map__rip_2objdump(map, sym->start), |
1505 | end = map__rip_2objdump(map, sym->end); | |
1506 | ||
1507 | offset = line_ip - start; | |
2c241bd3 | 1508 | if ((u64)line_ip < start || (u64)line_ip >= end) |
78f7defe | 1509 | offset = -1; |
058b4cc9 | 1510 | else |
b34b45ee | 1511 | parsed_line = tmp + 1; |
a31b7cc0 | 1512 | } |
78f7defe | 1513 | |
4748834f JO |
1514 | args->offset = offset; |
1515 | args->line = parsed_line; | |
1516 | args->line_nr = *line_nr; | |
2777b81b | 1517 | args->fileloc = *fileloc; |
85a84e4f | 1518 | args->ms.sym = sym; |
4748834f JO |
1519 | |
1520 | dl = disasm_line__new(args); | |
e592488c | 1521 | (*line_nr)++; |
058b4cc9 | 1522 | |
29ed6e76 | 1523 | if (dl == NULL) |
78f7defe | 1524 | return -1; |
058b4cc9 | 1525 | |
2eff0611 | 1526 | if (!disasm_line__has_local_offset(dl)) { |
bbb7f846 AH |
1527 | dl->ops.target.offset = dl->ops.target.addr - |
1528 | map__rip_2objdump(map, sym->start); | |
e216874c RB |
1529 | dl->ops.target.offset_avail = true; |
1530 | } | |
bbb7f846 | 1531 | |
696703af ACM |
1532 | /* kcore has no symbols, so add the call target symbol */ |
1533 | if (dl->ins.ops && ins__is_call(&dl->ins) && !dl->ops.target.sym) { | |
6e427ab0 | 1534 | struct addr_map_symbol target = { |
6e427ab0 | 1535 | .addr = dl->ops.target.addr, |
d46a4cdf | 1536 | .ms = { .map = map, }, |
6e427ab0 AH |
1537 | }; |
1538 | ||
f2eaea09 | 1539 | if (!maps__find_ams(args->ms.maps, &target) && |
d46a4cdf ACM |
1540 | target.ms.sym->start == target.al_addr) |
1541 | dl->ops.target.sym = target.ms.sym; | |
b178170a AH |
1542 | } |
1543 | ||
82b9d7ff | 1544 | annotation_line__add(&dl->al, ¬es->src->source); |
78f7defe ACM |
1545 | |
1546 | return 0; | |
1547 | } | |
1548 | ||
e592488c AK |
1549 | static __attribute__((constructor)) void symbol__init_regexpr(void) |
1550 | { | |
1551 | regcomp(&file_lineno, "^/[^:]+:([0-9]+)", REG_EXTENDED); | |
1552 | } | |
1553 | ||
484a5e74 AH |
1554 | static void delete_last_nop(struct symbol *sym) |
1555 | { | |
1556 | struct annotation *notes = symbol__annotation(sym); | |
1557 | struct list_head *list = ¬es->src->source; | |
1558 | struct disasm_line *dl; | |
1559 | ||
1560 | while (!list_empty(list)) { | |
a17c4ca0 | 1561 | dl = list_entry(list->prev, struct disasm_line, al.node); |
484a5e74 | 1562 | |
75b49202 ACM |
1563 | if (dl->ins.ops) { |
1564 | if (dl->ins.ops != &nop_ops) | |
484a5e74 AH |
1565 | return; |
1566 | } else { | |
d5490b96 JO |
1567 | if (!strstr(dl->al.line, " nop ") && |
1568 | !strstr(dl->al.line, " nopl ") && | |
1569 | !strstr(dl->al.line, " nopw ")) | |
484a5e74 AH |
1570 | return; |
1571 | } | |
1572 | ||
e56fbc9d | 1573 | list_del_init(&dl->al.node); |
484a5e74 AH |
1574 | disasm_line__free(dl); |
1575 | } | |
1576 | } | |
1577 | ||
29754894 | 1578 | int symbol__strerror_disassemble(struct map_symbol *ms, int errnum, char *buf, size_t buflen) |
ee51d851 | 1579 | { |
29754894 | 1580 | struct dso *dso = ms->map->dso; |
ee51d851 ACM |
1581 | |
1582 | BUG_ON(buflen == 0); | |
1583 | ||
1584 | if (errnum >= 0) { | |
1585 | str_error_r(errnum, buf, buflen); | |
1586 | return 0; | |
1587 | } | |
1588 | ||
1589 | switch (errnum) { | |
1590 | case SYMBOL_ANNOTATE_ERRNO__NO_VMLINUX: { | |
1591 | char bf[SBUILD_ID_SIZE + 15] = " with build id "; | |
1592 | char *build_id_msg = NULL; | |
1593 | ||
1594 | if (dso->has_build_id) { | |
bf541169 | 1595 | build_id__sprintf(&dso->bid, bf + 15); |
ee51d851 ACM |
1596 | build_id_msg = bf; |
1597 | } | |
1598 | scnprintf(buf, buflen, | |
1599 | "No vmlinux file%s\nwas found in the path.\n\n" | |
1600 | "Note that annotation using /proc/kcore requires CAP_SYS_RAWIO capability.\n\n" | |
1601 | "Please use:\n\n" | |
1602 | " perf buildid-cache -vu vmlinux\n\n" | |
1603 | "or:\n\n" | |
1604 | " --vmlinux vmlinux\n", build_id_msg ?: ""); | |
1605 | } | |
1606 | break; | |
6987561c SL |
1607 | case SYMBOL_ANNOTATE_ERRNO__NO_LIBOPCODES_FOR_BPF: |
1608 | scnprintf(buf, buflen, "Please link with binutils's libopcode to enable BPF annotation"); | |
1609 | break; | |
42d7a910 ACM |
1610 | case SYMBOL_ANNOTATE_ERRNO__ARCH_INIT_REGEXP: |
1611 | scnprintf(buf, buflen, "Problems with arch specific instruction name regular expressions."); | |
1612 | break; | |
1613 | case SYMBOL_ANNOTATE_ERRNO__ARCH_INIT_CPUID_PARSING: | |
1614 | scnprintf(buf, buflen, "Problems while parsing the CPUID in the arch specific initialization."); | |
1615 | break; | |
11aad897 ACM |
1616 | case SYMBOL_ANNOTATE_ERRNO__BPF_INVALID_FILE: |
1617 | scnprintf(buf, buflen, "Invalid BPF file: %s.", dso->long_name); | |
1618 | break; | |
1619 | case SYMBOL_ANNOTATE_ERRNO__BPF_MISSING_BTF: | |
1620 | scnprintf(buf, buflen, "The %s BPF file has no BTF section, compile with -g or use pahole -J.", | |
1621 | dso->long_name); | |
1622 | break; | |
ee51d851 ACM |
1623 | default: |
1624 | scnprintf(buf, buflen, "Internal error: Invalid %d error code\n", errnum); | |
1625 | break; | |
1626 | } | |
1627 | ||
1628 | return 0; | |
1629 | } | |
1630 | ||
05ed3ac9 | 1631 | static int dso__disassemble_filename(struct dso *dso, char *filename, size_t filename_size) |
78f7defe | 1632 | { |
05ed3ac9 ACM |
1633 | char linkname[PATH_MAX]; |
1634 | char *build_id_filename; | |
6ebd2547 | 1635 | char *build_id_path = NULL; |
3619ef76 | 1636 | char *pos; |
b39730a6 | 1637 | int len; |
78f7defe | 1638 | |
c12944f7 ACM |
1639 | if (dso->symtab_type == DSO_BINARY_TYPE__KALLSYMS && |
1640 | !dso__is_kcore(dso)) | |
05ed3ac9 | 1641 | return SYMBOL_ANNOTATE_ERRNO__NO_VMLINUX; |
c12944f7 | 1642 | |
d2396999 | 1643 | build_id_filename = dso__build_id_filename(dso, NULL, 0, false); |
05ed3ac9 ACM |
1644 | if (build_id_filename) { |
1645 | __symbol__join_symfs(filename, filename_size, build_id_filename); | |
1646 | free(build_id_filename); | |
3caee094 | 1647 | } else { |
ee51d851 ACM |
1648 | if (dso->has_build_id) |
1649 | return ENOMEM; | |
78f7defe | 1650 | goto fallback; |
3caee094 ACM |
1651 | } |
1652 | ||
6ebd2547 TS |
1653 | build_id_path = strdup(filename); |
1654 | if (!build_id_path) | |
16ed3c1e | 1655 | return ENOMEM; |
6ebd2547 | 1656 | |
3619ef76 NK |
1657 | /* |
1658 | * old style build-id cache has name of XX/XXXXXXX.. while | |
1659 | * new style has XX/XXXXXXX../{elf,kallsyms,vdso}. | |
1660 | * extract the build-id part of dirname in the new style only. | |
1661 | */ | |
1662 | pos = strrchr(build_id_path, '/'); | |
1663 | if (pos && strlen(pos) < SBUILD_ID_SIZE - 2) | |
1664 | dirname(build_id_path); | |
6ebd2547 | 1665 | |
b39730a6 NMT |
1666 | if (dso__is_kcore(dso)) |
1667 | goto fallback; | |
1668 | ||
1669 | len = readlink(build_id_path, linkname, sizeof(linkname) - 1); | |
1670 | if (len < 0) | |
1671 | goto fallback; | |
1672 | ||
1673 | linkname[len] = '\0'; | |
1674 | if (strstr(linkname, DSO__NAME_KALLSYMS) || | |
1675 | access(filename, R_OK)) { | |
78f7defe ACM |
1676 | fallback: |
1677 | /* | |
1678 | * If we don't have build-ids or the build-id file isn't in the | |
1679 | * cache, or is just a kallsyms file, well, lets hope that this | |
1680 | * DSO is the same as when 'perf record' ran. | |
1681 | */ | |
05ed3ac9 | 1682 | __symbol__join_symfs(filename, filename_size, dso->long_name); |
78f7defe ACM |
1683 | } |
1684 | ||
6ebd2547 | 1685 | free(build_id_path); |
05ed3ac9 ACM |
1686 | return 0; |
1687 | } | |
1688 | ||
6987561c SL |
1689 | #if defined(HAVE_LIBBFD_SUPPORT) && defined(HAVE_LIBBPF_SUPPORT) |
1690 | #define PACKAGE "perf" | |
1691 | #include <bfd.h> | |
1692 | #include <dis-asm.h> | |
20e88c60 ACM |
1693 | #include <bpf/bpf.h> |
1694 | #include <bpf/btf.h> | |
1695 | #include <bpf/libbpf.h> | |
1696 | #include <linux/btf.h> | |
6987561c SL |
1697 | |
1698 | static int symbol__disassemble_bpf(struct symbol *sym, | |
1699 | struct annotate_args *args) | |
1700 | { | |
1701 | struct annotation *notes = symbol__annotation(sym); | |
1702 | struct annotation_options *opts = args->options; | |
1703 | struct bpf_prog_info_linear *info_linear; | |
1704 | struct bpf_prog_linfo *prog_linfo = NULL; | |
1705 | struct bpf_prog_info_node *info_node; | |
1706 | int len = sym->end - sym->start; | |
1707 | disassembler_ftype disassemble; | |
1708 | struct map *map = args->ms.map; | |
1709 | struct disassemble_info info; | |
1710 | struct dso *dso = map->dso; | |
1711 | int pc = 0, count, sub_id; | |
1712 | struct btf *btf = NULL; | |
1713 | char tpath[PATH_MAX]; | |
1714 | size_t buf_size; | |
1715 | int nr_skip = 0; | |
6987561c SL |
1716 | char *buf; |
1717 | bfd *bfdf; | |
11aad897 | 1718 | int ret; |
6987561c SL |
1719 | FILE *s; |
1720 | ||
1721 | if (dso->binary_type != DSO_BINARY_TYPE__BPF_PROG_INFO) | |
11aad897 | 1722 | return SYMBOL_ANNOTATE_ERRNO__BPF_INVALID_FILE; |
6987561c | 1723 | |
01e985e9 TLSC |
1724 | pr_debug("%s: handling sym %s addr %" PRIx64 " len %" PRIx64 "\n", __func__, |
1725 | sym->name, sym->start, sym->end - sym->start); | |
6987561c SL |
1726 | |
1727 | memset(tpath, 0, sizeof(tpath)); | |
1728 | perf_exe(tpath, sizeof(tpath)); | |
1729 | ||
1730 | bfdf = bfd_openr(tpath, NULL); | |
1731 | assert(bfdf); | |
1732 | assert(bfd_check_format(bfdf, bfd_object)); | |
1733 | ||
1734 | s = open_memstream(&buf, &buf_size); | |
11aad897 ACM |
1735 | if (!s) { |
1736 | ret = errno; | |
6987561c | 1737 | goto out; |
11aad897 | 1738 | } |
6987561c SL |
1739 | init_disassemble_info(&info, s, |
1740 | (fprintf_ftype) fprintf); | |
1741 | ||
1742 | info.arch = bfd_get_arch(bfdf); | |
1743 | info.mach = bfd_get_mach(bfdf); | |
1744 | ||
1745 | info_node = perf_env__find_bpf_prog_info(dso->bpf_prog.env, | |
1746 | dso->bpf_prog.id); | |
11aad897 | 1747 | if (!info_node) { |
f948eb45 | 1748 | ret = SYMBOL_ANNOTATE_ERRNO__BPF_MISSING_BTF; |
6987561c | 1749 | goto out; |
11aad897 | 1750 | } |
6987561c SL |
1751 | info_linear = info_node->info_linear; |
1752 | sub_id = dso->bpf_prog.sub_id; | |
1753 | ||
01e985e9 | 1754 | info.buffer = (void *)(uintptr_t)(info_linear->info.jited_prog_insns); |
6987561c SL |
1755 | info.buffer_length = info_linear->info.jited_prog_len; |
1756 | ||
1757 | if (info_linear->info.nr_line_info) | |
1758 | prog_linfo = bpf_prog_linfo__new(&info_linear->info); | |
1759 | ||
1760 | if (info_linear->info.btf_id) { | |
1761 | struct btf_node *node; | |
1762 | ||
1763 | node = perf_env__find_btf(dso->bpf_prog.env, | |
1764 | info_linear->info.btf_id); | |
1765 | if (node) | |
1766 | btf = btf__new((__u8 *)(node->data), | |
1767 | node->data_size); | |
1768 | } | |
1769 | ||
1770 | disassemble_init_for_target(&info); | |
1771 | ||
1772 | #ifdef DISASM_FOUR_ARGS_SIGNATURE | |
1773 | disassemble = disassembler(info.arch, | |
1774 | bfd_big_endian(bfdf), | |
1775 | info.mach, | |
1776 | bfdf); | |
1777 | #else | |
1778 | disassemble = disassembler(bfdf); | |
1779 | #endif | |
1780 | assert(disassemble); | |
1781 | ||
1782 | fflush(s); | |
1783 | do { | |
1784 | const struct bpf_line_info *linfo = NULL; | |
1785 | struct disasm_line *dl; | |
1786 | size_t prev_buf_size; | |
1787 | const char *srcline; | |
1788 | u64 addr; | |
1789 | ||
01e985e9 | 1790 | addr = pc + ((u64 *)(uintptr_t)(info_linear->info.jited_ksyms))[sub_id]; |
6987561c SL |
1791 | count = disassemble(pc, &info); |
1792 | ||
1793 | if (prog_linfo) | |
1794 | linfo = bpf_prog_linfo__lfind_addr_func(prog_linfo, | |
1795 | addr, sub_id, | |
1796 | nr_skip); | |
1797 | ||
1798 | if (linfo && btf) { | |
1799 | srcline = btf__name_by_offset(btf, linfo->line_off); | |
1800 | nr_skip++; | |
1801 | } else | |
1802 | srcline = NULL; | |
1803 | ||
1804 | fprintf(s, "\n"); | |
1805 | prev_buf_size = buf_size; | |
1806 | fflush(s); | |
1807 | ||
1808 | if (!opts->hide_src_code && srcline) { | |
1809 | args->offset = -1; | |
1810 | args->line = strdup(srcline); | |
1811 | args->line_nr = 0; | |
2777b81b | 1812 | args->fileloc = NULL; |
6987561c SL |
1813 | args->ms.sym = sym; |
1814 | dl = disasm_line__new(args); | |
1815 | if (dl) { | |
1816 | annotation_line__add(&dl->al, | |
1817 | ¬es->src->source); | |
1818 | } | |
1819 | } | |
1820 | ||
1821 | args->offset = pc; | |
1822 | args->line = buf + prev_buf_size; | |
1823 | args->line_nr = 0; | |
2777b81b | 1824 | args->fileloc = NULL; |
6987561c SL |
1825 | args->ms.sym = sym; |
1826 | dl = disasm_line__new(args); | |
1827 | if (dl) | |
1828 | annotation_line__add(&dl->al, ¬es->src->source); | |
1829 | ||
1830 | pc += count; | |
1831 | } while (count > 0 && pc < len); | |
1832 | ||
1833 | ret = 0; | |
1834 | out: | |
1835 | free(prog_linfo); | |
298105b7 | 1836 | btf__free(btf); |
6987561c SL |
1837 | fclose(s); |
1838 | bfd_close(bfdf); | |
1839 | return ret; | |
1840 | } | |
1841 | #else // defined(HAVE_LIBBFD_SUPPORT) && defined(HAVE_LIBBPF_SUPPORT) | |
1842 | static int symbol__disassemble_bpf(struct symbol *sym __maybe_unused, | |
1843 | struct annotate_args *args __maybe_unused) | |
1844 | { | |
1845 | return SYMBOL_ANNOTATE_ERRNO__NO_LIBOPCODES_FOR_BPF; | |
1846 | } | |
1847 | #endif // defined(HAVE_LIBBFD_SUPPORT) && defined(HAVE_LIBBPF_SUPPORT) | |
1848 | ||
3c29d448 JO |
1849 | static int |
1850 | symbol__disassemble_bpf_image(struct symbol *sym, | |
1851 | struct annotate_args *args) | |
1852 | { | |
1853 | struct annotation *notes = symbol__annotation(sym); | |
1854 | struct disasm_line *dl; | |
1855 | ||
1856 | args->offset = -1; | |
1857 | args->line = strdup("to be implemented"); | |
1858 | args->line_nr = 0; | |
2777b81b | 1859 | args->fileloc = NULL; |
3c29d448 JO |
1860 | dl = disasm_line__new(args); |
1861 | if (dl) | |
1862 | annotation_line__add(&dl->al, ¬es->src->source); | |
1863 | ||
1864 | free(args->line); | |
1865 | return 0; | |
1866 | } | |
1867 | ||
b34b45ee IR |
1868 | /* |
1869 | * Possibly create a new version of line with tabs expanded. Returns the | |
1870 | * existing or new line, storage is updated if a new line is allocated. If | |
1871 | * allocation fails then NULL is returned. | |
1872 | */ | |
1873 | static char *expand_tabs(char *line, char **storage, size_t *storage_len) | |
1874 | { | |
1875 | size_t i, src, dst, len, new_storage_len, num_tabs; | |
1876 | char *new_line; | |
1877 | size_t line_len = strlen(line); | |
1878 | ||
1879 | for (num_tabs = 0, i = 0; i < line_len; i++) | |
1880 | if (line[i] == '\t') | |
1881 | num_tabs++; | |
1882 | ||
1883 | if (num_tabs == 0) | |
1884 | return line; | |
1885 | ||
1886 | /* | |
1887 | * Space for the line and '\0', less the leading and trailing | |
1888 | * spaces. Each tab may introduce 7 additional spaces. | |
1889 | */ | |
1890 | new_storage_len = line_len + 1 + (num_tabs * 7); | |
1891 | ||
1892 | new_line = malloc(new_storage_len); | |
1893 | if (new_line == NULL) { | |
1894 | pr_err("Failure allocating memory for tab expansion\n"); | |
1895 | return NULL; | |
1896 | } | |
1897 | ||
1898 | /* | |
1899 | * Copy regions starting at src and expand tabs. If there are two | |
1900 | * adjacent tabs then 'src == i', the memcpy is of size 0 and the spaces | |
1901 | * are inserted. | |
1902 | */ | |
1903 | for (i = 0, src = 0, dst = 0; i < line_len && num_tabs; i++) { | |
1904 | if (line[i] == '\t') { | |
1905 | len = i - src; | |
1906 | memcpy(&new_line[dst], &line[src], len); | |
1907 | dst += len; | |
1908 | new_line[dst++] = ' '; | |
1909 | while (dst % 8 != 0) | |
1910 | new_line[dst++] = ' '; | |
1911 | src = i + 1; | |
1912 | num_tabs--; | |
1913 | } | |
1914 | } | |
1915 | ||
1916 | /* Expand the last region. */ | |
5c65b1c0 | 1917 | len = line_len - src; |
b34b45ee IR |
1918 | memcpy(&new_line[dst], &line[src], len); |
1919 | dst += len; | |
1920 | new_line[dst] = '\0'; | |
1921 | ||
1922 | free(*storage); | |
1923 | *storage = new_line; | |
1924 | *storage_len = new_storage_len; | |
1925 | return new_line; | |
1926 | ||
1927 | } | |
1928 | ||
1a04db70 | 1929 | static int symbol__disassemble(struct symbol *sym, struct annotate_args *args) |
05ed3ac9 | 1930 | { |
1eddd9e4 | 1931 | struct annotation_options *opts = args->options; |
85a84e4f | 1932 | struct map *map = args->ms.map; |
05ed3ac9 | 1933 | struct dso *dso = map->dso; |
6810158d | 1934 | char *command; |
05ed3ac9 ACM |
1935 | FILE *file; |
1936 | char symfs_filename[PATH_MAX]; | |
1937 | struct kcore_extract kce; | |
1938 | bool delete_extract = false; | |
2354ae9b | 1939 | bool decomp = false; |
05ed3ac9 | 1940 | int lineno = 0; |
2777b81b | 1941 | char *fileloc = NULL; |
05ed3ac9 | 1942 | int nline; |
353dcaa2 IR |
1943 | char *line; |
1944 | size_t line_len; | |
42359499 IR |
1945 | const char *objdump_argv[] = { |
1946 | "/bin/sh", | |
1947 | "-c", | |
1948 | NULL, /* Will be the objdump command to run. */ | |
1949 | "--", | |
1950 | NULL, /* Will be the symfs path. */ | |
1951 | NULL, | |
1952 | }; | |
1953 | struct child_process objdump_process; | |
05ed3ac9 ACM |
1954 | int err = dso__disassemble_filename(dso, symfs_filename, sizeof(symfs_filename)); |
1955 | ||
1956 | if (err) | |
1957 | return err; | |
1958 | ||
78f7defe | 1959 | pr_debug("%s: filename=%s, sym=%s, start=%#" PRIx64 ", end=%#" PRIx64 "\n", __func__, |
3caee094 | 1960 | symfs_filename, sym->name, map->unmap_ip(map, sym->start), |
78f7defe ACM |
1961 | map->unmap_ip(map, sym->end)); |
1962 | ||
78f7defe ACM |
1963 | pr_debug("annotating [%p] %30s : [%p] %30s\n", |
1964 | dso, dso->long_name, sym, sym->name); | |
1965 | ||
6987561c SL |
1966 | if (dso->binary_type == DSO_BINARY_TYPE__BPF_PROG_INFO) { |
1967 | return symbol__disassemble_bpf(sym, args); | |
3c29d448 JO |
1968 | } else if (dso->binary_type == DSO_BINARY_TYPE__BPF_IMAGE) { |
1969 | return symbol__disassemble_bpf_image(sym, args); | |
6987561c | 1970 | } else if (dso__is_kcore(dso)) { |
afba19d9 AH |
1971 | kce.kcore_filename = symfs_filename; |
1972 | kce.addr = map__rip_2objdump(map, sym->start); | |
1973 | kce.offs = sym->start; | |
2c241bd3 | 1974 | kce.len = sym->end - sym->start; |
afba19d9 AH |
1975 | if (!kcore_extract__create(&kce)) { |
1976 | delete_extract = true; | |
1977 | strlcpy(symfs_filename, kce.extract_filename, | |
1978 | sizeof(symfs_filename)); | |
afba19d9 | 1979 | } |
2c7da8c5 | 1980 | } else if (dso__needs_decompress(dso)) { |
3c84fd53 | 1981 | char tmp[KMOD_DECOMP_LEN]; |
2c7da8c5 | 1982 | |
3c84fd53 NK |
1983 | if (dso__decompress_kmodule_path(dso, symfs_filename, |
1984 | tmp, sizeof(tmp)) < 0) | |
42359499 | 1985 | return -1; |
2c7da8c5 | 1986 | |
2354ae9b | 1987 | decomp = true; |
2c7da8c5 | 1988 | strcpy(symfs_filename, tmp); |
afba19d9 AH |
1989 | } |
1990 | ||
6810158d | 1991 | err = asprintf(&command, |
7a4ec938 | 1992 | "%s %s%s --start-address=0x%016" PRIx64 |
3e6a2a7f | 1993 | " --stop-address=0x%016" PRIx64 |
3b0b16bf | 1994 | " -l -d %s %s %s %c%s%c %s%s -C \"$1\"", |
f178fd2d | 1995 | opts->objdump_path ?: "objdump", |
a47e843e ACM |
1996 | opts->disassembler_style ? "-M " : "", |
1997 | opts->disassembler_style ?: "", | |
78f7defe | 1998 | map__rip_2objdump(map, sym->start), |
2c241bd3 | 1999 | map__rip_2objdump(map, sym->end), |
c5baf908 | 2000 | opts->show_asm_raw ? "" : "--no-show-raw-insn", |
3b0b16bf AK |
2001 | opts->annotate_src ? "-S" : "", |
2002 | opts->prefix ? "--prefix " : "", | |
2003 | opts->prefix ? '"' : ' ', | |
2004 | opts->prefix ?: "", | |
2005 | opts->prefix ? '"' : ' ', | |
2006 | opts->prefix_strip ? "--prefix-strip=" : "", | |
2007 | opts->prefix_strip ?: ""); | |
78f7defe | 2008 | |
6810158d ACM |
2009 | if (err < 0) { |
2010 | pr_err("Failure allocating memory for the command to run\n"); | |
2011 | goto out_remove_tmp; | |
2012 | } | |
2013 | ||
78f7defe ACM |
2014 | pr_debug("Executing: %s\n", command); |
2015 | ||
42359499 IR |
2016 | objdump_argv[2] = command; |
2017 | objdump_argv[4] = symfs_filename; | |
9955d0be | 2018 | |
42359499 IR |
2019 | /* Create a pipe to read from for stdout */ |
2020 | memset(&objdump_process, 0, sizeof(objdump_process)); | |
2021 | objdump_process.argv = objdump_argv; | |
2022 | objdump_process.out = -1; | |
2023 | if (start_command(&objdump_process)) { | |
2024 | pr_err("Failure starting to run %s\n", command); | |
2025 | err = -1; | |
2026 | goto out_free_command; | |
9955d0be ACM |
2027 | } |
2028 | ||
42359499 | 2029 | file = fdopen(objdump_process.out, "r"); |
62ec9b3f | 2030 | if (!file) { |
9955d0be | 2031 | pr_err("Failure creating FILE stream for %s\n", command); |
62ec9b3f AK |
2032 | /* |
2033 | * If we were using debug info should retry with | |
2034 | * original binary. | |
2035 | */ | |
42359499 IR |
2036 | err = -1; |
2037 | goto out_close_stdout; | |
62ec9b3f | 2038 | } |
78f7defe | 2039 | |
353dcaa2 IR |
2040 | /* Storage for getline. */ |
2041 | line = NULL; | |
2042 | line_len = 0; | |
2043 | ||
62ec9b3f AK |
2044 | nline = 0; |
2045 | while (!feof(file)) { | |
7a675de4 | 2046 | const char *match; |
b34b45ee | 2047 | char *expanded_line; |
7a675de4 | 2048 | |
353dcaa2 IR |
2049 | if (getline(&line, &line_len, file) < 0 || !line) |
2050 | break; | |
2051 | ||
7a675de4 IR |
2052 | /* Skip lines containing "filename:" */ |
2053 | match = strstr(line, symfs_filename); | |
2054 | if (match && match[strlen(symfs_filename)] == ':') | |
2055 | continue; | |
2056 | ||
b34b45ee IR |
2057 | expanded_line = strim(line); |
2058 | expanded_line = expand_tabs(expanded_line, &line, &line_len); | |
2059 | if (!expanded_line) | |
2060 | break; | |
2061 | ||
ed7b339f ACM |
2062 | /* |
2063 | * The source code line number (lineno) needs to be kept in | |
adba1634 | 2064 | * across calls to symbol__parse_objdump_line(), so that it |
ed7b339f ACM |
2065 | * can associate it with the instructions till the next one. |
2066 | * See disasm_line__new() and struct disasm_line::line_nr. | |
2067 | */ | |
b34b45ee | 2068 | if (symbol__parse_objdump_line(sym, args, expanded_line, |
2777b81b | 2069 | &lineno, &fileloc) < 0) |
78f7defe | 2070 | break; |
62ec9b3f AK |
2071 | nline++; |
2072 | } | |
353dcaa2 | 2073 | free(line); |
62ec9b3f | 2074 | |
42359499 IR |
2075 | err = finish_command(&objdump_process); |
2076 | if (err) | |
2077 | pr_err("Error running %s\n", command); | |
2078 | ||
2079 | if (nline == 0) { | |
2080 | err = -1; | |
62ec9b3f | 2081 | pr_err("No output from %s\n", command); |
42359499 | 2082 | } |
78f7defe | 2083 | |
484a5e74 AH |
2084 | /* |
2085 | * kallsyms does not have symbol sizes so there may a nop at the end. | |
2086 | * Remove it. | |
2087 | */ | |
2088 | if (dso__is_kcore(dso)) | |
2089 | delete_last_nop(sym); | |
2090 | ||
9955d0be | 2091 | fclose(file); |
42359499 IR |
2092 | |
2093 | out_close_stdout: | |
2094 | close(objdump_process.out); | |
2095 | ||
6810158d ACM |
2096 | out_free_command: |
2097 | free(command); | |
9955d0be | 2098 | |
42359499 | 2099 | out_remove_tmp: |
2354ae9b | 2100 | if (decomp) |
2c7da8c5 | 2101 | unlink(symfs_filename); |
3caee094 | 2102 | |
afba19d9 AH |
2103 | if (delete_extract) |
2104 | kcore_extract__delete(&kce); | |
9955d0be | 2105 | |
42359499 | 2106 | return err; |
78f7defe ACM |
2107 | } |
2108 | ||
48a1e4f2 | 2109 | static void calc_percent(struct sym_hist *sym_hist, |
75a8c1ff | 2110 | struct hists *hists, |
0440af74 | 2111 | struct annotation_data *data, |
073ae601 JO |
2112 | s64 offset, s64 end) |
2113 | { | |
2114 | unsigned int hits = 0; | |
2115 | u64 period = 0; | |
2116 | ||
2117 | while (offset < end) { | |
48a1e4f2 JO |
2118 | hits += sym_hist->addr[offset].nr_samples; |
2119 | period += sym_hist->addr[offset].period; | |
073ae601 JO |
2120 | ++offset; |
2121 | } | |
2122 | ||
48a1e4f2 | 2123 | if (sym_hist->nr_samples) { |
0440af74 JO |
2124 | data->he.period = period; |
2125 | data->he.nr_samples = hits; | |
6d9f0c2d | 2126 | data->percent[PERCENT_HITS_LOCAL] = 100.0 * hits / sym_hist->nr_samples; |
073ae601 | 2127 | } |
75a8c1ff JO |
2128 | |
2129 | if (hists->stats.nr_non_filtered_samples) | |
2130 | data->percent[PERCENT_HITS_GLOBAL] = 100.0 * hits / hists->stats.nr_non_filtered_samples; | |
2131 | ||
ab371169 JO |
2132 | if (sym_hist->period) |
2133 | data->percent[PERCENT_PERIOD_LOCAL] = 100.0 * period / sym_hist->period; | |
e58684df JO |
2134 | |
2135 | if (hists->stats.total_period) | |
2136 | data->percent[PERCENT_PERIOD_GLOBAL] = 100.0 * period / hists->stats.total_period; | |
073ae601 JO |
2137 | } |
2138 | ||
9e4e0a9d | 2139 | static void annotation__calc_percent(struct annotation *notes, |
32dcd021 | 2140 | struct evsel *leader, s64 len) |
073ae601 JO |
2141 | { |
2142 | struct annotation_line *al, *next; | |
32dcd021 | 2143 | struct evsel *evsel; |
073ae601 JO |
2144 | |
2145 | list_for_each_entry(al, ¬es->src->source, node) { | |
2146 | s64 end; | |
2bcf7306 | 2147 | int i = 0; |
073ae601 JO |
2148 | |
2149 | if (al->offset == -1) | |
2150 | continue; | |
2151 | ||
2152 | next = annotation_line__next(al, ¬es->src->source); | |
2153 | end = next ? next->offset : len; | |
2154 | ||
2bcf7306 | 2155 | for_each_group_evsel(evsel, leader) { |
75a8c1ff | 2156 | struct hists *hists = evsel__hists(evsel); |
0440af74 | 2157 | struct annotation_data *data; |
48a1e4f2 | 2158 | struct sym_hist *sym_hist; |
073ae601 | 2159 | |
2bcf7306 JO |
2160 | BUG_ON(i >= al->data_nr); |
2161 | ||
38fe0e01 | 2162 | sym_hist = annotation__histogram(notes, evsel->core.idx); |
2bcf7306 | 2163 | data = &al->data[i++]; |
073ae601 | 2164 | |
75a8c1ff | 2165 | calc_percent(sym_hist, hists, data, al->offset, end); |
073ae601 JO |
2166 | } |
2167 | } | |
073ae601 JO |
2168 | } |
2169 | ||
32dcd021 | 2170 | void symbol__calc_percent(struct symbol *sym, struct evsel *evsel) |
073ae601 JO |
2171 | { |
2172 | struct annotation *notes = symbol__annotation(sym); | |
2173 | ||
9e4e0a9d | 2174 | annotation__calc_percent(notes, evsel, symbol__size(sym)); |
073ae601 JO |
2175 | } |
2176 | ||
e0ad4d68 | 2177 | int symbol__annotate(struct map_symbol *ms, struct evsel *evsel, |
29754894 | 2178 | struct annotation_options *options, struct arch **parch) |
c34df25b | 2179 | { |
29754894 | 2180 | struct symbol *sym = ms->sym; |
11db1ad4 | 2181 | struct annotation *notes = symbol__annotation(sym); |
ea07c5aa | 2182 | struct annotate_args args = { |
d03a686e | 2183 | .evsel = evsel, |
380195e2 | 2184 | .options = options, |
ea07c5aa | 2185 | }; |
6e6d1d65 | 2186 | struct perf_env *env = evsel__env(evsel); |
3285deba | 2187 | const char *arch_name = perf_env__arch(env); |
c34df25b JO |
2188 | struct arch *arch; |
2189 | int err; | |
2190 | ||
c34df25b | 2191 | if (!arch_name) |
a66fa061 | 2192 | return errno; |
c34df25b | 2193 | |
24fe7b88 | 2194 | args.arch = arch = arch__find(arch_name); |
c4db54be LH |
2195 | if (arch == NULL) { |
2196 | pr_err("%s: unsupported arch %s\n", __func__, arch_name); | |
28f4417c | 2197 | return ENOTSUP; |
c4db54be | 2198 | } |
c34df25b JO |
2199 | |
2200 | if (parch) | |
2201 | *parch = arch; | |
2202 | ||
2203 | if (arch->init) { | |
5449f13c | 2204 | err = arch->init(arch, env ? env->cpuid : NULL); |
c34df25b JO |
2205 | if (err) { |
2206 | pr_err("%s: failed to initialize %s arch priv area\n", __func__, arch->name); | |
2207 | return err; | |
2208 | } | |
2209 | } | |
2210 | ||
29754894 ACM |
2211 | args.ms = *ms; |
2212 | notes->start = map__rip_2objdump(ms->map, sym->start); | |
85a84e4f | 2213 | |
05d3f1a1 | 2214 | return symbol__disassemble(sym, &args); |
c34df25b JO |
2215 | } |
2216 | ||
c849c12c JO |
2217 | static void insert_source_line(struct rb_root *root, struct annotation_line *al, |
2218 | struct annotation_options *opts) | |
78f7defe | 2219 | { |
8b4c74dc | 2220 | struct annotation_line *iter; |
78f7defe ACM |
2221 | struct rb_node **p = &root->rb_node; |
2222 | struct rb_node *parent = NULL; | |
1491c22a | 2223 | int i, ret; |
78f7defe ACM |
2224 | |
2225 | while (*p != NULL) { | |
2226 | parent = *p; | |
8b4c74dc | 2227 | iter = rb_entry(parent, struct annotation_line, rb_node); |
78f7defe | 2228 | |
8b4c74dc | 2229 | ret = strcmp(iter->path, al->path); |
41127965 | 2230 | if (ret == 0) { |
6d9f0c2d JO |
2231 | for (i = 0; i < al->data_nr; i++) { |
2232 | iter->data[i].percent_sum += annotation_data__percent(&al->data[i], | |
c849c12c | 2233 | opts->percent_type); |
6d9f0c2d | 2234 | } |
41127965 NK |
2235 | return; |
2236 | } | |
2237 | ||
2238 | if (ret < 0) | |
2239 | p = &(*p)->rb_left; | |
2240 | else | |
2241 | p = &(*p)->rb_right; | |
2242 | } | |
2243 | ||
6d9f0c2d JO |
2244 | for (i = 0; i < al->data_nr; i++) { |
2245 | al->data[i].percent_sum = annotation_data__percent(&al->data[i], | |
c849c12c | 2246 | opts->percent_type); |
6d9f0c2d | 2247 | } |
41127965 | 2248 | |
8b4c74dc JO |
2249 | rb_link_node(&al->rb_node, parent, p); |
2250 | rb_insert_color(&al->rb_node, root); | |
41127965 NK |
2251 | } |
2252 | ||
8b4c74dc | 2253 | static int cmp_source_line(struct annotation_line *a, struct annotation_line *b) |
1491c22a NK |
2254 | { |
2255 | int i; | |
2256 | ||
c2f938ba JO |
2257 | for (i = 0; i < a->data_nr; i++) { |
2258 | if (a->data[i].percent_sum == b->data[i].percent_sum) | |
1491c22a | 2259 | continue; |
c2f938ba | 2260 | return a->data[i].percent_sum > b->data[i].percent_sum; |
1491c22a NK |
2261 | } |
2262 | ||
2263 | return 0; | |
2264 | } | |
2265 | ||
8b4c74dc | 2266 | static void __resort_source_line(struct rb_root *root, struct annotation_line *al) |
41127965 | 2267 | { |
8b4c74dc | 2268 | struct annotation_line *iter; |
41127965 NK |
2269 | struct rb_node **p = &root->rb_node; |
2270 | struct rb_node *parent = NULL; | |
2271 | ||
2272 | while (*p != NULL) { | |
2273 | parent = *p; | |
8b4c74dc | 2274 | iter = rb_entry(parent, struct annotation_line, rb_node); |
41127965 | 2275 | |
8b4c74dc | 2276 | if (cmp_source_line(al, iter)) |
78f7defe ACM |
2277 | p = &(*p)->rb_left; |
2278 | else | |
2279 | p = &(*p)->rb_right; | |
2280 | } | |
2281 | ||
8b4c74dc JO |
2282 | rb_link_node(&al->rb_node, parent, p); |
2283 | rb_insert_color(&al->rb_node, root); | |
78f7defe ACM |
2284 | } |
2285 | ||
41127965 NK |
2286 | static void resort_source_line(struct rb_root *dest_root, struct rb_root *src_root) |
2287 | { | |
8b4c74dc | 2288 | struct annotation_line *al; |
41127965 NK |
2289 | struct rb_node *node; |
2290 | ||
2291 | node = rb_first(src_root); | |
2292 | while (node) { | |
2293 | struct rb_node *next; | |
2294 | ||
8b4c74dc | 2295 | al = rb_entry(node, struct annotation_line, rb_node); |
41127965 NK |
2296 | next = rb_next(node); |
2297 | rb_erase(node, src_root); | |
2298 | ||
8b4c74dc | 2299 | __resort_source_line(dest_root, al); |
41127965 NK |
2300 | node = next; |
2301 | } | |
2302 | } | |
2303 | ||
78f7defe ACM |
2304 | static void print_summary(struct rb_root *root, const char *filename) |
2305 | { | |
8b4c74dc | 2306 | struct annotation_line *al; |
78f7defe ACM |
2307 | struct rb_node *node; |
2308 | ||
2309 | printf("\nSorted summary for file %s\n", filename); | |
2310 | printf("----------------------------------------------\n\n"); | |
2311 | ||
2312 | if (RB_EMPTY_ROOT(root)) { | |
2313 | printf(" Nothing higher than %1.1f%%\n", MIN_GREEN); | |
2314 | return; | |
2315 | } | |
2316 | ||
2317 | node = rb_first(root); | |
2318 | while (node) { | |
1491c22a | 2319 | double percent, percent_max = 0.0; |
78f7defe ACM |
2320 | const char *color; |
2321 | char *path; | |
1491c22a | 2322 | int i; |
78f7defe | 2323 | |
8b4c74dc | 2324 | al = rb_entry(node, struct annotation_line, rb_node); |
c2f938ba JO |
2325 | for (i = 0; i < al->data_nr; i++) { |
2326 | percent = al->data[i].percent_sum; | |
1491c22a NK |
2327 | color = get_percent_color(percent); |
2328 | color_fprintf(stdout, color, " %7.2f", percent); | |
2329 | ||
2330 | if (percent > percent_max) | |
2331 | percent_max = percent; | |
2332 | } | |
2333 | ||
8b4c74dc | 2334 | path = al->path; |
1491c22a | 2335 | color = get_percent_color(percent_max); |
f048d548 | 2336 | color_fprintf(stdout, color, " %s\n", path); |
78f7defe | 2337 | |
78f7defe ACM |
2338 | node = rb_next(node); |
2339 | } | |
2340 | } | |
2341 | ||
32dcd021 | 2342 | static void symbol__annotate_hits(struct symbol *sym, struct evsel *evsel) |
78f7defe ACM |
2343 | { |
2344 | struct annotation *notes = symbol__annotation(sym); | |
38fe0e01 | 2345 | struct sym_hist *h = annotation__histogram(notes, evsel->core.idx); |
1b2e2df4 | 2346 | u64 len = symbol__size(sym), offset; |
78f7defe ACM |
2347 | |
2348 | for (offset = 0; offset < len; ++offset) | |
896bccd3 | 2349 | if (h->addr[offset].nr_samples != 0) |
78f7defe | 2350 | printf("%*" PRIx64 ": %" PRIu64 "\n", BITS_PER_LONG / 2, |
896bccd3 | 2351 | sym->start + offset, h->addr[offset].nr_samples); |
8158683d | 2352 | printf("%*s: %" PRIu64 "\n", BITS_PER_LONG / 2, "h->nr_samples", h->nr_samples); |
78f7defe ACM |
2353 | } |
2354 | ||
f48e7c40 JO |
2355 | static int annotated_source__addr_fmt_width(struct list_head *lines, u64 start) |
2356 | { | |
2357 | char bf[32]; | |
2358 | struct annotation_line *line; | |
2359 | ||
2360 | list_for_each_entry_reverse(line, lines, node) { | |
2361 | if (line->offset != -1) | |
2362 | return scnprintf(bf, sizeof(bf), "%" PRIx64, start + line->offset); | |
2363 | } | |
2364 | ||
2365 | return 0; | |
2366 | } | |
2367 | ||
29754894 | 2368 | int symbol__annotate_printf(struct map_symbol *ms, struct evsel *evsel, |
982d410b | 2369 | struct annotation_options *opts) |
78f7defe | 2370 | { |
29754894 ACM |
2371 | struct map *map = ms->map; |
2372 | struct symbol *sym = ms->sym; | |
78f7defe | 2373 | struct dso *dso = map->dso; |
bfd14b9a DA |
2374 | char *filename; |
2375 | const char *d_filename; | |
8ab2e96d | 2376 | const char *evsel_name = evsel__name(evsel); |
ce6f4fab | 2377 | struct annotation *notes = symbol__annotation(sym); |
38fe0e01 | 2378 | struct sym_hist *h = annotation__histogram(notes, evsel->core.idx); |
8f25b819 | 2379 | struct annotation_line *pos, *queue = NULL; |
058b4cc9 | 2380 | u64 start = map__rip_2objdump(map, sym->start); |
f48e7c40 | 2381 | int printed = 2, queue_len = 0, addr_fmt_width; |
36532461 | 2382 | int more = 0; |
982d410b | 2383 | bool context = opts->context; |
78f7defe | 2384 | u64 len; |
ce9ee4a2 | 2385 | int width = symbol_conf.show_total_period ? 12 : 8; |
53dd9b5f | 2386 | int graph_dotted_len; |
787e4da9 | 2387 | char buf[512]; |
78f7defe | 2388 | |
bfd14b9a DA |
2389 | filename = strdup(dso->long_name); |
2390 | if (!filename) | |
2391 | return -ENOMEM; | |
2392 | ||
982d410b | 2393 | if (opts->full_path) |
78f7defe ACM |
2394 | d_filename = filename; |
2395 | else | |
2396 | d_filename = basename(filename); | |
2397 | ||
1b2e2df4 | 2398 | len = symbol__size(sym); |
b1dd4432 | 2399 | |
c754c382 | 2400 | if (evsel__is_group_event(evsel)) { |
5643b1a5 | 2401 | width *= evsel->core.nr_members; |
347c751a | 2402 | evsel__group_desc(evsel, buf, sizeof(buf)); |
787e4da9 JY |
2403 | evsel_name = buf; |
2404 | } | |
78f7defe | 2405 | |
4c04868f JO |
2406 | graph_dotted_len = printf(" %-*.*s| Source code & Disassembly of %s for %s (%" PRIu64 " samples, " |
2407 | "percent: %s)\n", | |
1ac39372 TS |
2408 | width, width, symbol_conf.show_total_period ? "Period" : |
2409 | symbol_conf.show_nr_samples ? "Samples" : "Percent", | |
4c04868f JO |
2410 | d_filename, evsel_name, h->nr_samples, |
2411 | percent_type_str(opts->percent_type)); | |
9cdbadce | 2412 | |
53dd9b5f | 2413 | printf("%-*.*s----\n", |
9cdbadce | 2414 | graph_dotted_len, graph_dotted_len, graph_dotted_line); |
78f7defe | 2415 | |
bb963e16 | 2416 | if (verbose > 0) |
db8fd07a | 2417 | symbol__annotate_hits(sym, evsel); |
78f7defe | 2418 | |
f48e7c40 JO |
2419 | addr_fmt_width = annotated_source__addr_fmt_width(¬es->src->source, start); |
2420 | ||
8f25b819 JO |
2421 | list_for_each_entry(pos, ¬es->src->source, node) { |
2422 | int err; | |
2423 | ||
d5e3d747 ACM |
2424 | if (context && queue == NULL) { |
2425 | queue = pos; | |
2426 | queue_len = 0; | |
2427 | } | |
2428 | ||
8f25b819 | 2429 | err = annotation_line__print(pos, sym, start, evsel, len, |
982d410b | 2430 | opts->min_pcnt, printed, opts->max_lines, |
796ca33d | 2431 | queue, addr_fmt_width, opts->percent_type); |
8f25b819 JO |
2432 | |
2433 | switch (err) { | |
36532461 ACM |
2434 | case 0: |
2435 | ++printed; | |
d5e3d747 ACM |
2436 | if (context) { |
2437 | printed += queue_len; | |
2438 | queue = NULL; | |
2439 | queue_len = 0; | |
2440 | } | |
36532461 ACM |
2441 | break; |
2442 | case 1: | |
2443 | /* filtered by max_lines */ | |
2444 | ++more; | |
d040bd36 | 2445 | break; |
36532461 ACM |
2446 | case -1: |
2447 | default: | |
d5e3d747 ACM |
2448 | /* |
2449 | * Filtered by min_pcnt or non IP lines when | |
2450 | * context != 0 | |
2451 | */ | |
2452 | if (!context) | |
2453 | break; | |
2454 | if (queue_len == context) | |
8f25b819 | 2455 | queue = list_entry(queue->node.next, typeof(*queue), node); |
d5e3d747 ACM |
2456 | else |
2457 | ++queue_len; | |
36532461 ACM |
2458 | break; |
2459 | } | |
2460 | } | |
2461 | ||
bfd14b9a DA |
2462 | free(filename); |
2463 | ||
36532461 ACM |
2464 | return more; |
2465 | } | |
f1e2701d | 2466 | |
befd2a38 ACM |
2467 | static void FILE__set_percent_color(void *fp __maybe_unused, |
2468 | double percent __maybe_unused, | |
2469 | bool current __maybe_unused) | |
2470 | { | |
2471 | } | |
2472 | ||
2473 | static int FILE__set_jumps_percent_color(void *fp __maybe_unused, | |
2474 | int nr __maybe_unused, bool current __maybe_unused) | |
2475 | { | |
2476 | return 0; | |
2477 | } | |
2478 | ||
2479 | static int FILE__set_color(void *fp __maybe_unused, int color __maybe_unused) | |
2480 | { | |
2481 | return 0; | |
2482 | } | |
2483 | ||
2484 | static void FILE__printf(void *fp, const char *fmt, ...) | |
2485 | { | |
2486 | va_list args; | |
2487 | ||
2488 | va_start(args, fmt); | |
2489 | vfprintf(fp, fmt, args); | |
2490 | va_end(args); | |
2491 | } | |
2492 | ||
2493 | static void FILE__write_graph(void *fp, int graph) | |
2494 | { | |
2495 | const char *s; | |
2496 | switch (graph) { | |
2497 | ||
2498 | case DARROW_CHAR: s = "↓"; break; | |
2499 | case UARROW_CHAR: s = "↑"; break; | |
2500 | case LARROW_CHAR: s = "←"; break; | |
2501 | case RARROW_CHAR: s = "→"; break; | |
2502 | default: s = "?"; break; | |
2503 | } | |
2504 | ||
2505 | fputs(s, fp); | |
2506 | } | |
2507 | ||
4c650ddc JO |
2508 | static int symbol__annotate_fprintf2(struct symbol *sym, FILE *fp, |
2509 | struct annotation_options *opts) | |
befd2a38 ACM |
2510 | { |
2511 | struct annotation *notes = symbol__annotation(sym); | |
4c650ddc | 2512 | struct annotation_write_ops wops = { |
befd2a38 ACM |
2513 | .first_line = true, |
2514 | .obj = fp, | |
2515 | .set_color = FILE__set_color, | |
2516 | .set_percent_color = FILE__set_percent_color, | |
2517 | .set_jumps_percent_color = FILE__set_jumps_percent_color, | |
2518 | .printf = FILE__printf, | |
2519 | .write_graph = FILE__write_graph, | |
2520 | }; | |
2521 | struct annotation_line *al; | |
2522 | ||
2523 | list_for_each_entry(al, ¬es->src->source, node) { | |
2524 | if (annotation_line__filter(al, notes)) | |
2525 | continue; | |
4c650ddc | 2526 | annotation_line__write(al, notes, &wops, opts); |
befd2a38 | 2527 | fputc('\n', fp); |
4c650ddc | 2528 | wops.first_line = false; |
befd2a38 ACM |
2529 | } |
2530 | ||
2531 | return 0; | |
2532 | } | |
2533 | ||
32dcd021 | 2534 | int map_symbol__annotation_dump(struct map_symbol *ms, struct evsel *evsel, |
4c650ddc | 2535 | struct annotation_options *opts) |
d9bd7665 | 2536 | { |
8ab2e96d | 2537 | const char *ev_name = evsel__name(evsel); |
d9bd7665 ACM |
2538 | char buf[1024]; |
2539 | char *filename; | |
2540 | int err = -1; | |
2541 | FILE *fp; | |
2542 | ||
2543 | if (asprintf(&filename, "%s.annotation", ms->sym->name) < 0) | |
2544 | return -1; | |
2545 | ||
2546 | fp = fopen(filename, "w"); | |
2547 | if (fp == NULL) | |
2548 | goto out_free_filename; | |
2549 | ||
c754c382 | 2550 | if (evsel__is_group_event(evsel)) { |
347c751a | 2551 | evsel__group_desc(evsel, buf, sizeof(buf)); |
d9bd7665 ACM |
2552 | ev_name = buf; |
2553 | } | |
2554 | ||
2555 | fprintf(fp, "%s() %s\nEvent: %s\n\n", | |
2556 | ms->sym->name, ms->map->dso->long_name, ev_name); | |
4c650ddc | 2557 | symbol__annotate_fprintf2(ms->sym, fp, opts); |
d9bd7665 ACM |
2558 | |
2559 | fclose(fp); | |
2560 | err = 0; | |
2561 | out_free_filename: | |
2562 | free(filename); | |
2563 | return err; | |
2564 | } | |
2565 | ||
36532461 ACM |
2566 | void symbol__annotate_zero_histogram(struct symbol *sym, int evidx) |
2567 | { | |
2568 | struct annotation *notes = symbol__annotation(sym); | |
2569 | struct sym_hist *h = annotation__histogram(notes, evidx); | |
2570 | ||
ce6f4fab | 2571 | memset(h, 0, notes->src->sizeof_sym_hist); |
36532461 ACM |
2572 | } |
2573 | ||
ce6f4fab | 2574 | void symbol__annotate_decay_histogram(struct symbol *sym, int evidx) |
36532461 ACM |
2575 | { |
2576 | struct annotation *notes = symbol__annotation(sym); | |
2577 | struct sym_hist *h = annotation__histogram(notes, evidx); | |
1b2e2df4 | 2578 | int len = symbol__size(sym), offset; |
36532461 | 2579 | |
8158683d | 2580 | h->nr_samples = 0; |
8b84a568 | 2581 | for (offset = 0; offset < len; ++offset) { |
896bccd3 | 2582 | h->addr[offset].nr_samples = h->addr[offset].nr_samples * 7 / 8; |
8158683d | 2583 | h->nr_samples += h->addr[offset].nr_samples; |
f1e2701d ACM |
2584 | } |
2585 | } | |
2586 | ||
f8eb37bd | 2587 | void annotated_source__purge(struct annotated_source *as) |
f1e2701d | 2588 | { |
f8eb37bd | 2589 | struct annotation_line *al, *n; |
f1e2701d | 2590 | |
f8eb37bd | 2591 | list_for_each_entry_safe(al, n, &as->source, node) { |
e56fbc9d | 2592 | list_del_init(&al->node); |
f8eb37bd | 2593 | disasm_line__free(disasm_line(al)); |
f1e2701d ACM |
2594 | } |
2595 | } | |
2596 | ||
5145418b ACM |
2597 | static size_t disasm_line__fprintf(struct disasm_line *dl, FILE *fp) |
2598 | { | |
2599 | size_t printed; | |
2600 | ||
d5490b96 JO |
2601 | if (dl->al.offset == -1) |
2602 | return fprintf(fp, "%s\n", dl->al.line); | |
5145418b | 2603 | |
d5490b96 | 2604 | printed = fprintf(fp, "%#" PRIx64 " %s", dl->al.offset, dl->ins.name); |
5145418b | 2605 | |
c7e6ead7 | 2606 | if (dl->ops.raw[0] != '\0') { |
5145418b | 2607 | printed += fprintf(fp, "%.*s %s\n", 6 - (int)printed, " ", |
c7e6ead7 | 2608 | dl->ops.raw); |
5145418b ACM |
2609 | } |
2610 | ||
2611 | return printed + fprintf(fp, "\n"); | |
2612 | } | |
2613 | ||
2614 | size_t disasm__fprintf(struct list_head *head, FILE *fp) | |
2615 | { | |
2616 | struct disasm_line *pos; | |
2617 | size_t printed = 0; | |
2618 | ||
a17c4ca0 | 2619 | list_for_each_entry(pos, head, al.node) |
5145418b ACM |
2620 | printed += disasm_line__fprintf(pos, fp); |
2621 | ||
2622 | return printed; | |
2623 | } | |
2624 | ||
2eff0611 | 2625 | bool disasm_line__is_valid_local_jump(struct disasm_line *dl, struct symbol *sym) |
0db45bcf ACM |
2626 | { |
2627 | if (!dl || !dl->ins.ops || !ins__is_jump(&dl->ins) || | |
2eff0611 | 2628 | !disasm_line__has_local_offset(dl) || dl->ops.target.offset < 0 || |
0db45bcf ACM |
2629 | dl->ops.target.offset >= (s64)symbol__size(sym)) |
2630 | return false; | |
2631 | ||
2632 | return true; | |
2633 | } | |
2634 | ||
2635 | void annotation__mark_jump_targets(struct annotation *notes, struct symbol *sym) | |
2636 | { | |
2637 | u64 offset, size = symbol__size(sym); | |
2638 | ||
2639 | /* PLT symbols contain external offsets */ | |
2640 | if (strstr(sym->name, "@plt")) | |
2641 | return; | |
2642 | ||
2643 | for (offset = 0; offset < size; ++offset) { | |
2644 | struct annotation_line *al = notes->offsets[offset]; | |
2645 | struct disasm_line *dl; | |
2646 | ||
2647 | dl = disasm_line(al); | |
2648 | ||
2eff0611 | 2649 | if (!disasm_line__is_valid_local_jump(dl, sym)) |
0db45bcf ACM |
2650 | continue; |
2651 | ||
2652 | al = notes->offsets[dl->ops.target.offset]; | |
2653 | ||
2654 | /* | |
2655 | * FIXME: Oops, no jump target? Buggy disassembler? Or do we | |
2656 | * have to adjust to the previous offset? | |
2657 | */ | |
2658 | if (al == NULL) | |
2659 | continue; | |
2660 | ||
2661 | if (++al->jump_sources > notes->max_jump_sources) | |
2662 | notes->max_jump_sources = al->jump_sources; | |
0db45bcf ACM |
2663 | } |
2664 | } | |
2665 | ||
5bc49f61 ACM |
2666 | void annotation__set_offsets(struct annotation *notes, s64 size) |
2667 | { | |
2668 | struct annotation_line *al; | |
2669 | ||
2670 | notes->max_line_len = 0; | |
e0560ba6 RB |
2671 | notes->nr_entries = 0; |
2672 | notes->nr_asm_entries = 0; | |
5bc49f61 ACM |
2673 | |
2674 | list_for_each_entry(al, ¬es->src->source, node) { | |
2675 | size_t line_len = strlen(al->line); | |
2676 | ||
2677 | if (notes->max_line_len < line_len) | |
2678 | notes->max_line_len = line_len; | |
2679 | al->idx = notes->nr_entries++; | |
2680 | if (al->offset != -1) { | |
2681 | al->idx_asm = notes->nr_asm_entries++; | |
2682 | /* | |
2683 | * FIXME: short term bandaid to cope with assembly | |
2684 | * routines that comes with labels in the same column | |
2685 | * as the address in objdump, sigh. | |
2686 | * | |
2687 | * E.g. copy_user_generic_unrolled | |
2688 | */ | |
2689 | if (al->offset < size) | |
2690 | notes->offsets[al->offset] = al; | |
2691 | } else | |
2692 | al->idx_asm = -1; | |
2693 | } | |
2694 | } | |
2695 | ||
b8b0d819 ACM |
2696 | static inline int width_jumps(int n) |
2697 | { | |
2698 | if (n >= 100) | |
2699 | return 5; | |
2700 | if (n / 10) | |
2701 | return 2; | |
2702 | return 1; | |
2703 | } | |
2704 | ||
bc3bb795 ACM |
2705 | static int annotation__max_ins_name(struct annotation *notes) |
2706 | { | |
2707 | int max_name = 0, len; | |
2708 | struct annotation_line *al; | |
2709 | ||
2710 | list_for_each_entry(al, ¬es->src->source, node) { | |
2711 | if (al->offset == -1) | |
2712 | continue; | |
2713 | ||
2714 | len = strlen(disasm_line(al)->ins.name); | |
2715 | if (max_name < len) | |
2716 | max_name = len; | |
2717 | } | |
2718 | ||
2719 | return max_name; | |
2720 | } | |
2721 | ||
b8b0d819 ACM |
2722 | void annotation__init_column_widths(struct annotation *notes, struct symbol *sym) |
2723 | { | |
2724 | notes->widths.addr = notes->widths.target = | |
2725 | notes->widths.min_addr = hex_width(symbol__size(sym)); | |
2726 | notes->widths.max_addr = hex_width(sym->end); | |
2727 | notes->widths.jumps = width_jumps(notes->max_jump_sources); | |
bc3bb795 | 2728 | notes->widths.max_ins_name = annotation__max_ins_name(notes); |
b8b0d819 ACM |
2729 | } |
2730 | ||
7232bf7a ACM |
2731 | void annotation__update_column_widths(struct annotation *notes) |
2732 | { | |
2733 | if (notes->options->use_offset) | |
2734 | notes->widths.target = notes->widths.min_addr; | |
2735 | else | |
2736 | notes->widths.target = notes->widths.max_addr; | |
2737 | ||
2738 | notes->widths.addr = notes->widths.target; | |
2739 | ||
2740 | if (notes->options->show_nr_jumps) | |
2741 | notes->widths.addr += notes->widths.jumps + 1; | |
2742 | } | |
2743 | ||
8b4c74dc | 2744 | static void annotation__calc_lines(struct annotation *notes, struct map *map, |
c849c12c JO |
2745 | struct rb_root *root, |
2746 | struct annotation_options *opts) | |
8b4c74dc JO |
2747 | { |
2748 | struct annotation_line *al; | |
2749 | struct rb_root tmp_root = RB_ROOT; | |
2750 | ||
2751 | list_for_each_entry(al, ¬es->src->source, node) { | |
2752 | double percent_max = 0.0; | |
2753 | int i; | |
2754 | ||
c2f938ba | 2755 | for (i = 0; i < al->data_nr; i++) { |
6d9f0c2d | 2756 | double percent; |
8b4c74dc | 2757 | |
6d9f0c2d | 2758 | percent = annotation_data__percent(&al->data[i], |
c849c12c | 2759 | opts->percent_type); |
8b4c74dc | 2760 | |
6d9f0c2d JO |
2761 | if (percent > percent_max) |
2762 | percent_max = percent; | |
8b4c74dc JO |
2763 | } |
2764 | ||
2765 | if (percent_max <= 0.5) | |
2766 | continue; | |
2767 | ||
425859ff ACM |
2768 | al->path = get_srcline(map->dso, notes->start + al->offset, NULL, |
2769 | false, true, notes->start + al->offset); | |
c849c12c | 2770 | insert_source_line(&tmp_root, al, opts); |
8b4c74dc JO |
2771 | } |
2772 | ||
2773 | resort_source_line(root, &tmp_root); | |
2774 | } | |
2775 | ||
29754894 | 2776 | static void symbol__calc_lines(struct map_symbol *ms, struct rb_root *root, |
c849c12c | 2777 | struct annotation_options *opts) |
8b4c74dc | 2778 | { |
29754894 | 2779 | struct annotation *notes = symbol__annotation(ms->sym); |
8b4c74dc | 2780 | |
29754894 | 2781 | annotation__calc_lines(notes, ms->map, root, opts); |
8b4c74dc JO |
2782 | } |
2783 | ||
29754894 | 2784 | int symbol__tty_annotate2(struct map_symbol *ms, struct evsel *evsel, |
982d410b | 2785 | struct annotation_options *opts) |
befd2a38 | 2786 | { |
29754894 ACM |
2787 | struct dso *dso = ms->map->dso; |
2788 | struct symbol *sym = ms->sym; | |
befd2a38 | 2789 | struct rb_root source_line = RB_ROOT; |
0683d13c | 2790 | struct hists *hists = evsel__hists(evsel); |
864298f2 | 2791 | char buf[1024]; |
243c3a3e JC |
2792 | int err; |
2793 | ||
2794 | err = symbol__annotate2(ms, evsel, opts, NULL); | |
2795 | if (err) { | |
2796 | char msg[BUFSIZ]; | |
befd2a38 | 2797 | |
243c3a3e JC |
2798 | dso->annotate_warned = true; |
2799 | symbol__strerror_disassemble(ms, err, msg, sizeof(msg)); | |
2800 | ui__error("Couldn't annotate %s:\n%s", sym->name, msg); | |
befd2a38 | 2801 | return -1; |
243c3a3e | 2802 | } |
befd2a38 | 2803 | |
982d410b ACM |
2804 | if (opts->print_lines) { |
2805 | srcline_full_filename = opts->full_path; | |
29754894 | 2806 | symbol__calc_lines(ms, &source_line, opts); |
befd2a38 ACM |
2807 | print_summary(&source_line, dso->long_name); |
2808 | } | |
2809 | ||
0683d13c | 2810 | hists__scnprintf_title(hists, buf, sizeof(buf)); |
4c04868f JO |
2811 | fprintf(stdout, "%s, [percent: %s]\n%s() %s\n", |
2812 | buf, percent_type_str(opts->percent_type), sym->name, dso->long_name); | |
4c650ddc | 2813 | symbol__annotate_fprintf2(sym, stdout, opts); |
befd2a38 ACM |
2814 | |
2815 | annotated_source__purge(symbol__annotation(sym)->src); | |
2816 | ||
2817 | return 0; | |
2818 | } | |
2819 | ||
29754894 | 2820 | int symbol__tty_annotate(struct map_symbol *ms, struct evsel *evsel, |
982d410b | 2821 | struct annotation_options *opts) |
f1e2701d | 2822 | { |
29754894 ACM |
2823 | struct dso *dso = ms->map->dso; |
2824 | struct symbol *sym = ms->sym; | |
f1e2701d | 2825 | struct rb_root source_line = RB_ROOT; |
243c3a3e JC |
2826 | int err; |
2827 | ||
2828 | err = symbol__annotate(ms, evsel, opts, NULL); | |
2829 | if (err) { | |
2830 | char msg[BUFSIZ]; | |
f1e2701d | 2831 | |
243c3a3e JC |
2832 | dso->annotate_warned = true; |
2833 | symbol__strerror_disassemble(ms, err, msg, sizeof(msg)); | |
2834 | ui__error("Couldn't annotate %s:\n%s", sym->name, msg); | |
f1e2701d | 2835 | return -1; |
243c3a3e | 2836 | } |
f1e2701d | 2837 | |
05d3f1a1 JO |
2838 | symbol__calc_percent(sym, evsel); |
2839 | ||
982d410b ACM |
2840 | if (opts->print_lines) { |
2841 | srcline_full_filename = opts->full_path; | |
29754894 | 2842 | symbol__calc_lines(ms, &source_line, opts); |
86c98cab | 2843 | print_summary(&source_line, dso->long_name); |
78f7defe ACM |
2844 | } |
2845 | ||
29754894 | 2846 | symbol__annotate_printf(ms, evsel, opts); |
78f7defe | 2847 | |
f8eb37bd | 2848 | annotated_source__purge(symbol__annotation(sym)->src); |
f1e2701d | 2849 | |
78f7defe ACM |
2850 | return 0; |
2851 | } | |
f626adff | 2852 | |
48c65bda NK |
2853 | bool ui__has_annotation(void) |
2854 | { | |
2e0453af | 2855 | return use_browser == 1 && perf_hpp_list.sym; |
48c65bda | 2856 | } |
ecda45bd | 2857 | |
2f025ea0 | 2858 | |
5ecf7d30 | 2859 | static double annotation_line__max_percent(struct annotation_line *al, |
4c650ddc JO |
2860 | struct annotation *notes, |
2861 | unsigned int percent_type) | |
2f025ea0 ACM |
2862 | { |
2863 | double percent_max = 0.0; | |
2864 | int i; | |
2865 | ||
2866 | for (i = 0; i < notes->nr_events; i++) { | |
6d9f0c2d JO |
2867 | double percent; |
2868 | ||
2869 | percent = annotation_data__percent(&al->data[i], | |
4c650ddc | 2870 | percent_type); |
6d9f0c2d JO |
2871 | |
2872 | if (percent > percent_max) | |
2873 | percent_max = percent; | |
2f025ea0 ACM |
2874 | } |
2875 | ||
2876 | return percent_max; | |
2877 | } | |
2878 | ||
a1e9b74c ACM |
2879 | static void disasm_line__write(struct disasm_line *dl, struct annotation *notes, |
2880 | void *obj, char *bf, size_t size, | |
2881 | void (*obj__printf)(void *obj, const char *fmt, ...), | |
2882 | void (*obj__write_graph)(void *obj, int graph)) | |
2883 | { | |
2884 | if (dl->ins.ops && dl->ins.ops->scnprintf) { | |
2885 | if (ins__is_jump(&dl->ins)) { | |
751b1783 | 2886 | bool fwd; |
a1e9b74c | 2887 | |
751b1783 ACM |
2888 | if (dl->ops.target.outside) |
2889 | goto call_like; | |
2890 | fwd = dl->ops.target.offset > dl->al.offset; | |
a1e9b74c ACM |
2891 | obj__write_graph(obj, fwd ? DARROW_CHAR : UARROW_CHAR); |
2892 | obj__printf(obj, " "); | |
2893 | } else if (ins__is_call(&dl->ins)) { | |
751b1783 | 2894 | call_like: |
a1e9b74c ACM |
2895 | obj__write_graph(obj, RARROW_CHAR); |
2896 | obj__printf(obj, " "); | |
2897 | } else if (ins__is_ret(&dl->ins)) { | |
2898 | obj__write_graph(obj, LARROW_CHAR); | |
2899 | obj__printf(obj, " "); | |
2900 | } else { | |
2901 | obj__printf(obj, " "); | |
2902 | } | |
2903 | } else { | |
2904 | obj__printf(obj, " "); | |
2905 | } | |
2906 | ||
bc3bb795 | 2907 | disasm_line__scnprintf(dl, bf, size, !notes->options->use_offset, notes->widths.max_ins_name); |
a1e9b74c ACM |
2908 | } |
2909 | ||
ace4f8fa JY |
2910 | static void ipc_coverage_string(char *bf, int size, struct annotation *notes) |
2911 | { | |
2912 | double ipc = 0.0, coverage = 0.0; | |
2913 | ||
2914 | if (notes->hit_cycles) | |
2915 | ipc = notes->hit_insn / ((double)notes->hit_cycles); | |
2916 | ||
2917 | if (notes->total_insn) { | |
2918 | coverage = notes->cover_insn * 100.0 / | |
2919 | ((double)notes->total_insn); | |
2920 | } | |
2921 | ||
2922 | scnprintf(bf, size, "(Average IPC: %.2f, IPC Coverage: %.1f%%)", | |
2923 | ipc, coverage); | |
2924 | } | |
2925 | ||
c298304b ACM |
2926 | static void __annotation_line__write(struct annotation_line *al, struct annotation *notes, |
2927 | bool first_line, bool current_entry, bool change_color, int width, | |
4c650ddc | 2928 | void *obj, unsigned int percent_type, |
c298304b ACM |
2929 | int (*obj__set_color)(void *obj, int color), |
2930 | void (*obj__set_percent_color)(void *obj, double percent, bool current), | |
2931 | int (*obj__set_jumps_percent_color)(void *obj, int nr, bool current), | |
2932 | void (*obj__printf)(void *obj, const char *fmt, ...), | |
2933 | void (*obj__write_graph)(void *obj, int graph)) | |
2934 | ||
2ba5eca1 | 2935 | { |
4c650ddc | 2936 | double percent_max = annotation_line__max_percent(al, notes, percent_type); |
a1e9b74c ACM |
2937 | int pcnt_width = annotation__pcnt_width(notes), |
2938 | cycles_width = annotation__cycles_width(notes); | |
2ba5eca1 | 2939 | bool show_title = false; |
a1e9b74c ACM |
2940 | char bf[256]; |
2941 | int printed; | |
2ba5eca1 ACM |
2942 | |
2943 | if (first_line && (al->offset == -1 || percent_max == 0.0)) { | |
2944 | if (notes->have_cycles) { | |
2945 | if (al->ipc == 0.0 && al->cycles == 0) | |
2946 | show_title = true; | |
2947 | } else | |
2948 | show_title = true; | |
2949 | } | |
2950 | ||
2ba5eca1 ACM |
2951 | if (al->offset != -1 && percent_max != 0.0) { |
2952 | int i; | |
2953 | ||
2954 | for (i = 0; i < notes->nr_events; i++) { | |
6d9f0c2d JO |
2955 | double percent; |
2956 | ||
4c650ddc | 2957 | percent = annotation_data__percent(&al->data[i], percent_type); |
6d9f0c2d JO |
2958 | |
2959 | obj__set_percent_color(obj, percent, current_entry); | |
68aac855 | 2960 | if (symbol_conf.show_total_period) { |
c2f938ba | 2961 | obj__printf(obj, "%11" PRIu64 " ", al->data[i].he.period); |
46ccb442 | 2962 | } else if (symbol_conf.show_nr_samples) { |
2ba5eca1 | 2963 | obj__printf(obj, "%6" PRIu64 " ", |
c2f938ba | 2964 | al->data[i].he.nr_samples); |
2ba5eca1 | 2965 | } else { |
6d9f0c2d | 2966 | obj__printf(obj, "%6.2f ", percent); |
2ba5eca1 ACM |
2967 | } |
2968 | } | |
2969 | } else { | |
2ba5eca1 ACM |
2970 | obj__set_percent_color(obj, 0, current_entry); |
2971 | ||
2972 | if (!show_title) | |
a1e9b74c | 2973 | obj__printf(obj, "%-*s", pcnt_width, " "); |
2ba5eca1 | 2974 | else { |
a1e9b74c | 2975 | obj__printf(obj, "%-*s", pcnt_width, |
68aac855 | 2976 | symbol_conf.show_total_period ? "Period" : |
46ccb442 | 2977 | symbol_conf.show_nr_samples ? "Samples" : "Percent"); |
2ba5eca1 ACM |
2978 | } |
2979 | } | |
2980 | ||
2981 | if (notes->have_cycles) { | |
2982 | if (al->ipc) | |
2983 | obj__printf(obj, "%*.2f ", ANNOTATION__IPC_WIDTH - 1, al->ipc); | |
2984 | else if (!show_title) | |
2985 | obj__printf(obj, "%*s", ANNOTATION__IPC_WIDTH, " "); | |
2986 | else | |
2987 | obj__printf(obj, "%*s ", ANNOTATION__IPC_WIDTH - 1, "IPC"); | |
2988 | ||
3e71fc03 JY |
2989 | if (!notes->options->show_minmax_cycle) { |
2990 | if (al->cycles) | |
2991 | obj__printf(obj, "%*" PRIu64 " ", | |
2ba5eca1 | 2992 | ANNOTATION__CYCLES_WIDTH - 1, al->cycles); |
3e71fc03 JY |
2993 | else if (!show_title) |
2994 | obj__printf(obj, "%*s", | |
2995 | ANNOTATION__CYCLES_WIDTH, " "); | |
2996 | else | |
2997 | obj__printf(obj, "%*s ", | |
2998 | ANNOTATION__CYCLES_WIDTH - 1, | |
2999 | "Cycle"); | |
3000 | } else { | |
3001 | if (al->cycles) { | |
3002 | char str[32]; | |
3003 | ||
3004 | scnprintf(str, sizeof(str), | |
3005 | "%" PRIu64 "(%" PRIu64 "/%" PRIu64 ")", | |
3006 | al->cycles, al->cycles_min, | |
3007 | al->cycles_max); | |
3008 | ||
3009 | obj__printf(obj, "%*s ", | |
3010 | ANNOTATION__MINMAX_CYCLES_WIDTH - 1, | |
3011 | str); | |
3012 | } else if (!show_title) | |
3013 | obj__printf(obj, "%*s", | |
3014 | ANNOTATION__MINMAX_CYCLES_WIDTH, | |
3015 | " "); | |
3016 | else | |
3017 | obj__printf(obj, "%*s ", | |
3018 | ANNOTATION__MINMAX_CYCLES_WIDTH - 1, | |
3019 | "Cycle(min/max)"); | |
3020 | } | |
ace4f8fa JY |
3021 | |
3022 | if (show_title && !*al->line) { | |
3023 | ipc_coverage_string(bf, sizeof(bf), notes); | |
3024 | obj__printf(obj, "%*s", ANNOTATION__AVG_IPC_WIDTH, bf); | |
3025 | } | |
2ba5eca1 ACM |
3026 | } |
3027 | ||
3028 | obj__printf(obj, " "); | |
a1e9b74c ACM |
3029 | |
3030 | if (!*al->line) | |
3031 | obj__printf(obj, "%-*s", width - pcnt_width - cycles_width, " "); | |
3032 | else if (al->offset == -1) { | |
3033 | if (al->line_nr && notes->options->show_linenr) | |
3034 | printed = scnprintf(bf, sizeof(bf), "%-*d ", notes->widths.addr + 1, al->line_nr); | |
3035 | else | |
3036 | printed = scnprintf(bf, sizeof(bf), "%-*s ", notes->widths.addr, " "); | |
3037 | obj__printf(obj, bf); | |
3038 | obj__printf(obj, "%-*s", width - printed - pcnt_width - cycles_width + 1, al->line); | |
3039 | } else { | |
3040 | u64 addr = al->offset; | |
3041 | int color = -1; | |
3042 | ||
3043 | if (!notes->options->use_offset) | |
3044 | addr += notes->start; | |
3045 | ||
3046 | if (!notes->options->use_offset) { | |
3047 | printed = scnprintf(bf, sizeof(bf), "%" PRIx64 ": ", addr); | |
3048 | } else { | |
592c10e2 ACM |
3049 | if (al->jump_sources && |
3050 | notes->options->offset_level >= ANNOTATION__OFFSET_JUMP_TARGETS) { | |
a1e9b74c ACM |
3051 | if (notes->options->show_nr_jumps) { |
3052 | int prev; | |
3053 | printed = scnprintf(bf, sizeof(bf), "%*d ", | |
3054 | notes->widths.jumps, | |
3055 | al->jump_sources); | |
3056 | prev = obj__set_jumps_percent_color(obj, al->jump_sources, | |
3057 | current_entry); | |
3058 | obj__printf(obj, bf); | |
3059 | obj__set_color(obj, prev); | |
3060 | } | |
592c10e2 | 3061 | print_addr: |
a1e9b74c ACM |
3062 | printed = scnprintf(bf, sizeof(bf), "%*" PRIx64 ": ", |
3063 | notes->widths.target, addr); | |
592c10e2 ACM |
3064 | } else if (ins__is_call(&disasm_line(al)->ins) && |
3065 | notes->options->offset_level >= ANNOTATION__OFFSET_CALL) { | |
3066 | goto print_addr; | |
3067 | } else if (notes->options->offset_level == ANNOTATION__MAX_OFFSET_LEVEL) { | |
3068 | goto print_addr; | |
a1e9b74c ACM |
3069 | } else { |
3070 | printed = scnprintf(bf, sizeof(bf), "%-*s ", | |
3071 | notes->widths.addr, " "); | |
3072 | } | |
3073 | } | |
3074 | ||
3075 | if (change_color) | |
3076 | color = obj__set_color(obj, HE_COLORSET_ADDR); | |
3077 | obj__printf(obj, bf); | |
3078 | if (change_color) | |
3079 | obj__set_color(obj, color); | |
3080 | ||
3081 | disasm_line__write(disasm_line(al), notes, obj, bf, sizeof(bf), obj__printf, obj__write_graph); | |
3082 | ||
3083 | obj__printf(obj, "%-*s", width - pcnt_width - cycles_width - 3 - printed, bf); | |
3084 | } | |
3085 | ||
2ba5eca1 ACM |
3086 | } |
3087 | ||
c298304b | 3088 | void annotation_line__write(struct annotation_line *al, struct annotation *notes, |
4c650ddc JO |
3089 | struct annotation_write_ops *wops, |
3090 | struct annotation_options *opts) | |
c298304b | 3091 | { |
4c650ddc JO |
3092 | __annotation_line__write(al, notes, wops->first_line, wops->current_entry, |
3093 | wops->change_color, wops->width, wops->obj, | |
3094 | opts->percent_type, | |
3095 | wops->set_color, wops->set_percent_color, | |
3096 | wops->set_jumps_percent_color, wops->printf, | |
3097 | wops->write_graph); | |
c298304b ACM |
3098 | } |
3099 | ||
29754894 | 3100 | int symbol__annotate2(struct map_symbol *ms, struct evsel *evsel, |
ecda45bd ACM |
3101 | struct annotation_options *options, struct arch **parch) |
3102 | { | |
29754894 | 3103 | struct symbol *sym = ms->sym; |
ecda45bd ACM |
3104 | struct annotation *notes = symbol__annotation(sym); |
3105 | size_t size = symbol__size(sym); | |
3106 | int nr_pcnt = 1, err; | |
3107 | ||
3108 | notes->offsets = zalloc(size * sizeof(struct annotation_line *)); | |
3109 | if (notes->offsets == NULL) | |
16ed3c1e | 3110 | return ENOMEM; |
ecda45bd | 3111 | |
c754c382 | 3112 | if (evsel__is_group_event(evsel)) |
5643b1a5 | 3113 | nr_pcnt = evsel->core.nr_members; |
ecda45bd | 3114 | |
e0ad4d68 | 3115 | err = symbol__annotate(ms, evsel, options, parch); |
ecda45bd ACM |
3116 | if (err) |
3117 | goto out_free_offsets; | |
3118 | ||
3119 | notes->options = options; | |
3120 | ||
3121 | symbol__calc_percent(sym, evsel); | |
3122 | ||
ecda45bd ACM |
3123 | annotation__set_offsets(notes, size); |
3124 | annotation__mark_jump_targets(notes, sym); | |
3125 | annotation__compute_ipc(notes, size); | |
3126 | annotation__init_column_widths(notes, sym); | |
3127 | notes->nr_events = nr_pcnt; | |
3128 | ||
3129 | annotation__update_column_widths(notes); | |
246fda09 | 3130 | sym->annotate2 = true; |
ecda45bd ACM |
3131 | |
3132 | return 0; | |
3133 | ||
3134 | out_free_offsets: | |
3135 | zfree(¬es->offsets); | |
211f493b | 3136 | return err; |
ecda45bd | 3137 | } |
7f0b6fde | 3138 | |
7384083b | 3139 | static int annotation__config(const char *var, const char *value, void *data) |
7f0b6fde | 3140 | { |
7384083b | 3141 | struct annotation_options *opt = data; |
7f0b6fde ACM |
3142 | |
3143 | if (!strstarts(var, "annotate.")) | |
3144 | return 0; | |
3145 | ||
7384083b RB |
3146 | if (!strcmp(var, "annotate.offset_level")) { |
3147 | perf_config_u8(&opt->offset_level, "offset_level", value); | |
3148 | ||
3149 | if (opt->offset_level > ANNOTATION__MAX_OFFSET_LEVEL) | |
3150 | opt->offset_level = ANNOTATION__MAX_OFFSET_LEVEL; | |
3151 | else if (opt->offset_level < ANNOTATION__MIN_OFFSET_LEVEL) | |
3152 | opt->offset_level = ANNOTATION__MIN_OFFSET_LEVEL; | |
3153 | } else if (!strcmp(var, "annotate.hide_src_code")) { | |
3154 | opt->hide_src_code = perf_config_bool("hide_src_code", value); | |
3155 | } else if (!strcmp(var, "annotate.jump_arrows")) { | |
3156 | opt->jump_arrows = perf_config_bool("jump_arrows", value); | |
3157 | } else if (!strcmp(var, "annotate.show_linenr")) { | |
3158 | opt->show_linenr = perf_config_bool("show_linenr", value); | |
3159 | } else if (!strcmp(var, "annotate.show_nr_jumps")) { | |
3160 | opt->show_nr_jumps = perf_config_bool("show_nr_jumps", value); | |
3161 | } else if (!strcmp(var, "annotate.show_nr_samples")) { | |
3162 | symbol_conf.show_nr_samples = perf_config_bool("show_nr_samples", | |
3163 | value); | |
3164 | } else if (!strcmp(var, "annotate.show_total_period")) { | |
3165 | symbol_conf.show_total_period = perf_config_bool("show_total_period", | |
3166 | value); | |
3167 | } else if (!strcmp(var, "annotate.use_offset")) { | |
3168 | opt->use_offset = perf_config_bool("use_offset", value); | |
bbe54468 ACM |
3169 | } else if (!strcmp(var, "annotate.disassembler_style")) { |
3170 | opt->disassembler_style = value; | |
44e17650 ML |
3171 | } else if (!strcmp(var, "annotate.demangle")) { |
3172 | symbol_conf.demangle = perf_config_bool("demangle", value); | |
3173 | } else if (!strcmp(var, "annotate.demangle_kernel")) { | |
3174 | symbol_conf.demangle_kernel = perf_config_bool("demangle_kernel", value); | |
43c40231 | 3175 | } else { |
7384083b | 3176 | pr_debug("%s variable unknown, ignoring...", var); |
43c40231 | 3177 | } |
7384083b | 3178 | |
7f0b6fde ACM |
3179 | return 0; |
3180 | } | |
3181 | ||
7384083b | 3182 | void annotation_config__init(struct annotation_options *opt) |
7f0b6fde | 3183 | { |
7384083b | 3184 | perf_config(annotation__config, opt); |
7f0b6fde | 3185 | } |
88c21190 JO |
3186 | |
3187 | static unsigned int parse_percent_type(char *str1, char *str2) | |
3188 | { | |
3189 | unsigned int type = (unsigned int) -1; | |
3190 | ||
3191 | if (!strcmp("period", str1)) { | |
3192 | if (!strcmp("local", str2)) | |
3193 | type = PERCENT_PERIOD_LOCAL; | |
3194 | else if (!strcmp("global", str2)) | |
3195 | type = PERCENT_PERIOD_GLOBAL; | |
3196 | } | |
3197 | ||
3198 | if (!strcmp("hits", str1)) { | |
3199 | if (!strcmp("local", str2)) | |
3200 | type = PERCENT_HITS_LOCAL; | |
3201 | else if (!strcmp("global", str2)) | |
3202 | type = PERCENT_HITS_GLOBAL; | |
3203 | } | |
3204 | ||
3205 | return type; | |
3206 | } | |
3207 | ||
3208 | int annotate_parse_percent_type(const struct option *opt, const char *_str, | |
3209 | int unset __maybe_unused) | |
3210 | { | |
3211 | struct annotation_options *opts = opt->value; | |
3212 | unsigned int type; | |
3213 | char *str1, *str2; | |
3214 | int err = -1; | |
3215 | ||
3216 | str1 = strdup(_str); | |
3217 | if (!str1) | |
3218 | return -ENOMEM; | |
3219 | ||
3220 | str2 = strchr(str1, '-'); | |
3221 | if (!str2) | |
3222 | goto out; | |
3223 | ||
3224 | *str2++ = 0; | |
3225 | ||
3226 | type = parse_percent_type(str1, str2); | |
3227 | if (type == (unsigned int) -1) | |
3228 | type = parse_percent_type(str2, str1); | |
3229 | if (type != (unsigned int) -1) { | |
3230 | opts->percent_type = type; | |
3231 | err = 0; | |
3232 | } | |
3233 | ||
3234 | out: | |
3235 | free(str1); | |
3236 | return err; | |
3237 | } | |
3b0b16bf AK |
3238 | |
3239 | int annotate_check_args(struct annotation_options *args) | |
3240 | { | |
3241 | if (args->prefix_strip && !args->prefix) { | |
3242 | pr_err("--prefix-strip requires --prefix\n"); | |
3243 | return -1; | |
3244 | } | |
3245 | return 0; | |
3246 | } |