diff options
Diffstat (limited to 'tools/perf/util/annotate.c')
| -rw-r--r-- | tools/perf/util/annotate.c | 32 |
1 files changed, 29 insertions, 3 deletions
diff --git a/tools/perf/util/annotate.c b/tools/perf/util/annotate.c index 20061cf42288..28cd6a17491b 100644 --- a/tools/perf/util/annotate.c +++ b/tools/perf/util/annotate.c | |||
| @@ -246,8 +246,14 @@ find_target: | |||
| 246 | 246 | ||
| 247 | indirect_call: | 247 | indirect_call: |
| 248 | tok = strchr(endptr, '*'); | 248 | tok = strchr(endptr, '*'); |
| 249 | if (tok != NULL) | 249 | if (tok != NULL) { |
| 250 | ops->target.addr = strtoull(tok + 1, NULL, 16); | 250 | endptr++; |
| 251 | |||
| 252 | /* Indirect call can use a non-rip register and offset: callq *0x8(%rbx). | ||
| 253 | * Do not parse such instruction. */ | ||
| 254 | if (strstr(endptr, "(%r") == NULL) | ||
| 255 | ops->target.addr = strtoull(endptr, NULL, 16); | ||
| 256 | } | ||
| 251 | goto find_target; | 257 | goto find_target; |
| 252 | } | 258 | } |
| 253 | 259 | ||
| @@ -276,7 +282,19 @@ bool ins__is_call(const struct ins *ins) | |||
| 276 | return ins->ops == &call_ops || ins->ops == &s390_call_ops; | 282 | return ins->ops == &call_ops || ins->ops == &s390_call_ops; |
| 277 | } | 283 | } |
| 278 | 284 | ||
| 279 | static int jump__parse(struct arch *arch __maybe_unused, struct ins_operands *ops, struct map_symbol *ms) | 285 | /* |
| 286 | * Prevents from matching commas in the comment section, e.g.: | ||
| 287 | * ffff200008446e70: b.cs ffff2000084470f4 <generic_exec_single+0x314> // b.hs, b.nlast | ||
| 288 | */ | ||
| 289 | static inline const char *validate_comma(const char *c, struct ins_operands *ops) | ||
| 290 | { | ||
| 291 | if (ops->raw_comment && c > ops->raw_comment) | ||
| 292 | return NULL; | ||
| 293 | |||
| 294 | return c; | ||
| 295 | } | ||
| 296 | |||
| 297 | static int jump__parse(struct arch *arch, struct ins_operands *ops, struct map_symbol *ms) | ||
| 280 | { | 298 | { |
| 281 | struct map *map = ms->map; | 299 | struct map *map = ms->map; |
| 282 | struct symbol *sym = ms->sym; | 300 | struct symbol *sym = ms->sym; |
| @@ -285,6 +303,10 @@ static int jump__parse(struct arch *arch __maybe_unused, struct ins_operands *op | |||
| 285 | }; | 303 | }; |
| 286 | const char *c = strchr(ops->raw, ','); | 304 | const char *c = strchr(ops->raw, ','); |
| 287 | u64 start, end; | 305 | u64 start, end; |
| 306 | |||
| 307 | ops->raw_comment = strchr(ops->raw, arch->objdump.comment_char); | ||
| 308 | c = validate_comma(c, ops); | ||
| 309 | |||
| 288 | /* | 310 | /* |
| 289 | * Examples of lines to parse for the _cpp_lex_token@@Base | 311 | * Examples of lines to parse for the _cpp_lex_token@@Base |
| 290 | * function: | 312 | * function: |
| @@ -304,6 +326,7 @@ static int jump__parse(struct arch *arch __maybe_unused, struct ins_operands *op | |||
| 304 | ops->target.addr = strtoull(c, NULL, 16); | 326 | ops->target.addr = strtoull(c, NULL, 16); |
| 305 | if (!ops->target.addr) { | 327 | if (!ops->target.addr) { |
| 306 | c = strchr(c, ','); | 328 | c = strchr(c, ','); |
| 329 | c = validate_comma(c, ops); | ||
| 307 | if (c++ != NULL) | 330 | if (c++ != NULL) |
| 308 | ops->target.addr = strtoull(c, NULL, 16); | 331 | ops->target.addr = strtoull(c, NULL, 16); |
| 309 | } | 332 | } |
| @@ -361,9 +384,12 @@ static int jump__scnprintf(struct ins *ins, char *bf, size_t size, | |||
| 361 | return scnprintf(bf, size, "%-6s %s", ins->name, ops->target.sym->name); | 384 | return scnprintf(bf, size, "%-6s %s", ins->name, ops->target.sym->name); |
| 362 | 385 | ||
| 363 | c = strchr(ops->raw, ','); | 386 | c = strchr(ops->raw, ','); |
| 387 | c = validate_comma(c, ops); | ||
| 388 | |||
| 364 | if (c != NULL) { | 389 | if (c != NULL) { |
| 365 | const char *c2 = strchr(c + 1, ','); | 390 | const char *c2 = strchr(c + 1, ','); |
| 366 | 391 | ||
| 392 | c2 = validate_comma(c2, ops); | ||
| 367 | /* check for 3-op insn */ | 393 | /* check for 3-op insn */ |
| 368 | if (c2 != NULL) | 394 | if (c2 != NULL) |
| 369 | c = c2; | 395 | c = c2; |
