2 * Copyright (C) 2011, Red Hat Inc, Arnaldo Carvalho de Melo <acme@redhat.com>
4 * Parts came from builtin-annotate.c, see those files for further
7 * Released under the GPL v2. (and only v2, not any later version)
19 #include <linux/bitops.h>
21 const char *disassembler_style;
22 const char *objdump_path;
24 static struct ins *ins__find(const char *name);
25 static int disasm_line__parse(char *line, char **namep, char **rawp);
27 static void ins__delete(struct ins_operands *ops)
29 free(ops->source.raw);
30 free(ops->source.name);
31 free(ops->target.raw);
32 free(ops->target.name);
35 static int ins__raw_scnprintf(struct ins *ins, char *bf, size_t size,
36 struct ins_operands *ops)
38 return scnprintf(bf, size, "%-6.6s %s", ins->name, ops->raw);
41 int ins__scnprintf(struct ins *ins, char *bf, size_t size,
42 struct ins_operands *ops)
44 if (ins->ops->scnprintf)
45 return ins->ops->scnprintf(ins, bf, size, ops);
47 return ins__raw_scnprintf(ins, bf, size, ops);
50 static int call__parse(struct ins_operands *ops)
52 char *endptr, *tok, *name;
54 ops->target.addr = strtoull(ops->raw, &endptr, 16);
56 name = strchr(endptr, '<');
62 tok = strchr(name, '>');
67 ops->target.name = strdup(name);
70 return ops->target.name == NULL ? -1 : 0;
73 tok = strchr(endptr, '(');
79 tok = strchr(endptr, '*');
83 ops->target.addr = strtoull(tok + 1, NULL, 16);
87 static int call__scnprintf(struct ins *ins, char *bf, size_t size,
88 struct ins_operands *ops)
91 return scnprintf(bf, size, "%-6.6s %s", ins->name, ops->target.name);
93 if (ops->target.addr == 0)
94 return ins__raw_scnprintf(ins, bf, size, ops);
96 return scnprintf(bf, size, "%-6.6s *%" PRIx64, ins->name, ops->target.addr);
99 static struct ins_ops call_ops = {
100 .parse = call__parse,
101 .scnprintf = call__scnprintf,
104 bool ins__is_call(const struct ins *ins)
106 return ins->ops == &call_ops;
109 static int jump__parse(struct ins_operands *ops)
111 const char *s = strchr(ops->raw, '+');
113 ops->target.addr = strtoll(ops->raw, NULL, 16);
116 ops->target.offset = strtoll(s, NULL, 16);
118 ops->target.offset = UINT64_MAX;
123 static int jump__scnprintf(struct ins *ins, char *bf, size_t size,
124 struct ins_operands *ops)
126 return scnprintf(bf, size, "%-6.6s %" PRIx64, ins->name, ops->target.offset);
129 static struct ins_ops jump_ops = {
130 .parse = jump__parse,
131 .scnprintf = jump__scnprintf,
134 bool ins__is_jump(const struct ins *ins)
136 return ins->ops == &jump_ops;
139 static int comment__symbol(char *raw, char *comment, u64 *addrp, char **namep)
141 char *endptr, *name, *t;
143 if (strstr(raw, "(%rip)") == NULL)
146 *addrp = strtoull(comment, &endptr, 16);
147 name = strchr(endptr, '<');
153 t = strchr(name, '>');
158 *namep = strdup(name);
164 static int lock__parse(struct ins_operands *ops)
168 ops->locked.ops = zalloc(sizeof(*ops->locked.ops));
169 if (ops->locked.ops == NULL)
172 if (disasm_line__parse(ops->raw, &name, &ops->locked.ops->raw) < 0)
175 ops->locked.ins = ins__find(name);
176 if (ops->locked.ins == NULL)
179 if (!ops->locked.ins->ops)
182 if (ops->locked.ins->ops->parse)
183 ops->locked.ins->ops->parse(ops->locked.ops);
188 free(ops->locked.ops);
189 ops->locked.ops = NULL;
193 static int lock__scnprintf(struct ins *ins, char *bf, size_t size,
194 struct ins_operands *ops)
198 if (ops->locked.ins == NULL)
199 return ins__raw_scnprintf(ins, bf, size, ops);
201 printed = scnprintf(bf, size, "%-6.6s ", ins->name);
202 return printed + ins__scnprintf(ops->locked.ins, bf + printed,
203 size - printed, ops->locked.ops);
206 static void lock__delete(struct ins_operands *ops)
208 free(ops->locked.ops);
209 free(ops->target.raw);
210 free(ops->target.name);
213 static struct ins_ops lock_ops = {
214 .free = lock__delete,
215 .parse = lock__parse,
216 .scnprintf = lock__scnprintf,
219 static int mov__parse(struct ins_operands *ops)
221 char *s = strchr(ops->raw, ','), *target, *comment, prev;
227 ops->source.raw = strdup(ops->raw);
230 if (ops->source.raw == NULL)
235 while (s[0] != '\0' && !isspace(s[0]))
240 ops->target.raw = strdup(target);
243 if (ops->target.raw == NULL)
244 goto out_free_source;
246 comment = strchr(s, '#');
250 while (comment[0] != '\0' && isspace(comment[0]))
253 comment__symbol(ops->source.raw, comment, &ops->source.addr, &ops->source.name);
254 comment__symbol(ops->target.raw, comment, &ops->target.addr, &ops->target.name);
259 free(ops->source.raw);
260 ops->source.raw = NULL;
264 static int mov__scnprintf(struct ins *ins, char *bf, size_t size,
265 struct ins_operands *ops)
267 return scnprintf(bf, size, "%-6.6s %s,%s", ins->name,
268 ops->source.name ?: ops->source.raw,
269 ops->target.name ?: ops->target.raw);
272 static struct ins_ops mov_ops = {
274 .scnprintf = mov__scnprintf,
277 static int dec__parse(struct ins_operands *ops)
279 char *target, *comment, *s, prev;
281 target = s = ops->raw;
283 while (s[0] != '\0' && !isspace(s[0]))
288 ops->target.raw = strdup(target);
291 if (ops->target.raw == NULL)
294 comment = strchr(s, '#');
298 while (comment[0] != '\0' && isspace(comment[0]))
301 comment__symbol(ops->target.raw, comment, &ops->target.addr, &ops->target.name);
306 static int dec__scnprintf(struct ins *ins, char *bf, size_t size,
307 struct ins_operands *ops)
309 return scnprintf(bf, size, "%-6.6s %s", ins->name,
310 ops->target.name ?: ops->target.raw);
313 static struct ins_ops dec_ops = {
315 .scnprintf = dec__scnprintf,
318 static int nop__scnprintf(struct ins *ins __maybe_unused, char *bf, size_t size,
319 struct ins_operands *ops __maybe_unused)
321 return scnprintf(bf, size, "%-6.6s", "nop");
324 static struct ins_ops nop_ops = {
325 .scnprintf = nop__scnprintf,
329 * Must be sorted by name!
331 static struct ins instructions[] = {
332 { .name = "add", .ops = &mov_ops, },
333 { .name = "addl", .ops = &mov_ops, },
334 { .name = "addq", .ops = &mov_ops, },
335 { .name = "addw", .ops = &mov_ops, },
336 { .name = "and", .ops = &mov_ops, },
337 { .name = "bts", .ops = &mov_ops, },
338 { .name = "call", .ops = &call_ops, },
339 { .name = "callq", .ops = &call_ops, },
340 { .name = "cmp", .ops = &mov_ops, },
341 { .name = "cmpb", .ops = &mov_ops, },
342 { .name = "cmpl", .ops = &mov_ops, },
343 { .name = "cmpq", .ops = &mov_ops, },
344 { .name = "cmpw", .ops = &mov_ops, },
345 { .name = "cmpxch", .ops = &mov_ops, },
346 { .name = "dec", .ops = &dec_ops, },
347 { .name = "decl", .ops = &dec_ops, },
348 { .name = "imul", .ops = &mov_ops, },
349 { .name = "inc", .ops = &dec_ops, },
350 { .name = "incl", .ops = &dec_ops, },
351 { .name = "ja", .ops = &jump_ops, },
352 { .name = "jae", .ops = &jump_ops, },
353 { .name = "jb", .ops = &jump_ops, },
354 { .name = "jbe", .ops = &jump_ops, },
355 { .name = "jc", .ops = &jump_ops, },
356 { .name = "jcxz", .ops = &jump_ops, },
357 { .name = "je", .ops = &jump_ops, },
358 { .name = "jecxz", .ops = &jump_ops, },
359 { .name = "jg", .ops = &jump_ops, },
360 { .name = "jge", .ops = &jump_ops, },
361 { .name = "jl", .ops = &jump_ops, },
362 { .name = "jle", .ops = &jump_ops, },
363 { .name = "jmp", .ops = &jump_ops, },
364 { .name = "jmpq", .ops = &jump_ops, },
365 { .name = "jna", .ops = &jump_ops, },
366 { .name = "jnae", .ops = &jump_ops, },
367 { .name = "jnb", .ops = &jump_ops, },
368 { .name = "jnbe", .ops = &jump_ops, },
369 { .name = "jnc", .ops = &jump_ops, },
370 { .name = "jne", .ops = &jump_ops, },
371 { .name = "jng", .ops = &jump_ops, },
372 { .name = "jnge", .ops = &jump_ops, },
373 { .name = "jnl", .ops = &jump_ops, },
374 { .name = "jnle", .ops = &jump_ops, },
375 { .name = "jno", .ops = &jump_ops, },
376 { .name = "jnp", .ops = &jump_ops, },
377 { .name = "jns", .ops = &jump_ops, },
378 { .name = "jnz", .ops = &jump_ops, },
379 { .name = "jo", .ops = &jump_ops, },
380 { .name = "jp", .ops = &jump_ops, },
381 { .name = "jpe", .ops = &jump_ops, },
382 { .name = "jpo", .ops = &jump_ops, },
383 { .name = "jrcxz", .ops = &jump_ops, },
384 { .name = "js", .ops = &jump_ops, },
385 { .name = "jz", .ops = &jump_ops, },
386 { .name = "lea", .ops = &mov_ops, },
387 { .name = "lock", .ops = &lock_ops, },
388 { .name = "mov", .ops = &mov_ops, },
389 { .name = "movb", .ops = &mov_ops, },
390 { .name = "movdqa",.ops = &mov_ops, },
391 { .name = "movl", .ops = &mov_ops, },
392 { .name = "movq", .ops = &mov_ops, },
393 { .name = "movslq", .ops = &mov_ops, },
394 { .name = "movzbl", .ops = &mov_ops, },
395 { .name = "movzwl", .ops = &mov_ops, },
396 { .name = "nop", .ops = &nop_ops, },
397 { .name = "nopl", .ops = &nop_ops, },
398 { .name = "nopw", .ops = &nop_ops, },
399 { .name = "or", .ops = &mov_ops, },
400 { .name = "orl", .ops = &mov_ops, },
401 { .name = "test", .ops = &mov_ops, },
402 { .name = "testb", .ops = &mov_ops, },
403 { .name = "testl", .ops = &mov_ops, },
404 { .name = "xadd", .ops = &mov_ops, },
405 { .name = "xbeginl", .ops = &jump_ops, },
406 { .name = "xbeginq", .ops = &jump_ops, },
409 static int ins__cmp(const void *name, const void *insp)
411 const struct ins *ins = insp;
413 return strcmp(name, ins->name);
416 static struct ins *ins__find(const char *name)
418 const int nmemb = ARRAY_SIZE(instructions);
420 return bsearch(name, instructions, nmemb, sizeof(struct ins), ins__cmp);
423 int symbol__annotate_init(struct map *map __maybe_unused, struct symbol *sym)
425 struct annotation *notes = symbol__annotation(sym);
426 pthread_mutex_init(¬es->lock, NULL);
430 int symbol__alloc_hist(struct symbol *sym)
432 struct annotation *notes = symbol__annotation(sym);
433 const size_t size = symbol__size(sym);
434 size_t sizeof_sym_hist;
436 /* Check for overflow when calculating sizeof_sym_hist */
437 if (size > (SIZE_MAX - sizeof(struct sym_hist)) / sizeof(u64))
440 sizeof_sym_hist = (sizeof(struct sym_hist) + size * sizeof(u64));
442 /* Check for overflow in zalloc argument */
443 if (sizeof_sym_hist > (SIZE_MAX - sizeof(*notes->src))
444 / symbol_conf.nr_events)
447 notes->src = zalloc(sizeof(*notes->src) + symbol_conf.nr_events * sizeof_sym_hist);
448 if (notes->src == NULL)
450 notes->src->sizeof_sym_hist = sizeof_sym_hist;
451 notes->src->nr_histograms = symbol_conf.nr_events;
452 INIT_LIST_HEAD(¬es->src->source);
456 void symbol__annotate_zero_histograms(struct symbol *sym)
458 struct annotation *notes = symbol__annotation(sym);
460 pthread_mutex_lock(¬es->lock);
461 if (notes->src != NULL)
462 memset(notes->src->histograms, 0,
463 notes->src->nr_histograms * notes->src->sizeof_sym_hist);
464 pthread_mutex_unlock(¬es->lock);
467 int symbol__inc_addr_samples(struct symbol *sym, struct map *map,
471 struct annotation *notes;
474 notes = symbol__annotation(sym);
475 if (notes->src == NULL)
478 pr_debug3("%s: addr=%#" PRIx64 "\n", __func__, map->unmap_ip(map, addr));
480 if (addr < sym->start || addr > sym->end)
483 offset = addr - sym->start;
484 h = annotation__histogram(notes, evidx);
488 pr_debug3("%#" PRIx64 " %s: period++ [addr: %#" PRIx64 ", %#" PRIx64
489 ", evidx=%d] => %" PRIu64 "\n", sym->start, sym->name,
490 addr, addr - sym->start, evidx, h->addr[offset]);
494 static void disasm_line__init_ins(struct disasm_line *dl)
496 dl->ins = ins__find(dl->name);
504 if (dl->ins->ops->parse)
505 dl->ins->ops->parse(&dl->ops);
508 static int disasm_line__parse(char *line, char **namep, char **rawp)
510 char *name = line, tmp;
512 while (isspace(name[0]))
520 while ((*rawp)[0] != '\0' && !isspace((*rawp)[0]))
525 *namep = strdup(name);
532 if ((*rawp)[0] != '\0') {
534 while (isspace((*rawp)[0]))
546 static struct disasm_line *disasm_line__new(s64 offset, char *line, size_t privsize)
548 struct disasm_line *dl = zalloc(sizeof(*dl) + privsize);
552 dl->line = strdup(line);
553 if (dl->line == NULL)
557 if (disasm_line__parse(dl->line, &dl->name, &dl->ops.raw) < 0)
560 disasm_line__init_ins(dl);
573 void disasm_line__free(struct disasm_line *dl)
577 if (dl->ins && dl->ins->ops->free)
578 dl->ins->ops->free(&dl->ops);
580 ins__delete(&dl->ops);
584 int disasm_line__scnprintf(struct disasm_line *dl, char *bf, size_t size, bool raw)
587 return scnprintf(bf, size, "%-6.6s %s", dl->name, dl->ops.raw);
589 return ins__scnprintf(dl->ins, bf, size, &dl->ops);
592 static void disasm__add(struct list_head *head, struct disasm_line *line)
594 list_add_tail(&line->node, head);
597 struct disasm_line *disasm__get_next_ip_line(struct list_head *head, struct disasm_line *pos)
599 list_for_each_entry_continue(pos, head, node)
600 if (pos->offset >= 0)
606 static double disasm__calc_percent(struct annotation *notes, int evidx,
607 s64 offset, s64 end, const char **path)
609 struct source_line *src_line = notes->src->lines;
610 struct sym_hist *h = annotation__histogram(notes, evidx);
611 unsigned int hits = 0;
612 double percent = 0.0;
615 while (offset < end) {
617 *path = src_line[offset].path;
619 percent += src_line[offset++].percent;
623 hits += h->addr[offset++];
626 percent = 100.0 * hits / h->sum;
632 static int disasm_line__print(struct disasm_line *dl, struct symbol *sym, u64 start,
633 struct perf_evsel *evsel, u64 len, int min_pcnt, int printed,
634 int max_lines, struct disasm_line *queue)
636 static const char *prev_line;
637 static const char *prev_color;
639 if (dl->offset != -1) {
640 const char *path = NULL;
643 struct annotation *notes = symbol__annotation(sym);
644 s64 offset = dl->offset;
645 const u64 addr = start + offset;
646 struct disasm_line *next;
648 next = disasm__get_next_ip_line(¬es->src->source, dl);
650 percent = disasm__calc_percent(notes, evsel->idx, offset,
651 next ? next->offset : (s64) len,
653 if (percent < min_pcnt)
656 if (max_lines && printed >= max_lines)
660 list_for_each_entry_from(queue, ¬es->src->source, node) {
663 disasm_line__print(queue, sym, start, evsel, len,
668 color = get_percent_color(percent);
671 * Also color the filename and line if needed, with
672 * the same color than the percentage. Don't print it
673 * twice for close colored addr with the same filename:line
676 if (!prev_line || strcmp(prev_line, path)
677 || color != prev_color) {
678 color_fprintf(stdout, color, " %s", path);
684 color_fprintf(stdout, color, " %7.2f", percent);
686 color_fprintf(stdout, PERF_COLOR_MAGENTA, " %" PRIx64 ":", addr);
687 color_fprintf(stdout, PERF_COLOR_BLUE, "%s\n", dl->line);
688 } else if (max_lines && printed >= max_lines)
697 printf(" : %s\n", dl->line);
704 * symbol__parse_objdump_line() parses objdump output (with -d --no-show-raw)
705 * which looks like following
707 * 0000000000415500 <_init>:
708 * 415500: sub $0x8,%rsp
709 * 415504: mov 0x2f5ad5(%rip),%rax # 70afe0 <_DYNAMIC+0x2f8>
710 * 41550b: test %rax,%rax
711 * 41550e: je 415515 <_init+0x15>
712 * 415510: callq 416e70 <__gmon_start__@plt>
713 * 415515: add $0x8,%rsp
716 * it will be parsed and saved into struct disasm_line as
717 * <offset> <name> <ops.raw>
719 * The offset will be a relative offset from the start of the symbol and -1
720 * means that it's not a disassembly line so should be treated differently.
721 * The ops.raw part will be parsed further according to type of the instruction.
723 static int symbol__parse_objdump_line(struct symbol *sym, struct map *map,
724 FILE *file, size_t privsize)
726 struct annotation *notes = symbol__annotation(sym);
727 struct disasm_line *dl;
728 char *line = NULL, *parsed_line, *tmp, *tmp2, *c;
730 s64 line_ip, offset = -1;
732 if (getline(&line, &line_len, file) < 0)
738 while (line_len != 0 && isspace(line[line_len - 1]))
739 line[--line_len] = '\0';
741 c = strchr(line, '\n');
749 * Strip leading spaces:
760 * Parse hexa addresses followed by ':'
762 line_ip = strtoull(tmp, &tmp2, 16);
763 if (*tmp2 != ':' || tmp == tmp2 || tmp2[1] == '\0')
768 u64 start = map__rip_2objdump(map, sym->start),
769 end = map__rip_2objdump(map, sym->end);
771 offset = line_ip - start;
772 if (offset < 0 || (u64)line_ip > end)
775 parsed_line = tmp2 + 1;
778 dl = disasm_line__new(offset, parsed_line, privsize);
784 disasm__add(¬es->src->source, dl);
789 int symbol__annotate(struct symbol *sym, struct map *map, size_t privsize)
791 struct dso *dso = map->dso;
792 char *filename = dso__build_id_filename(dso, NULL, 0);
793 bool free_filename = true;
794 char command[PATH_MAX * 2];
797 char symfs_filename[PATH_MAX];
800 snprintf(symfs_filename, sizeof(symfs_filename), "%s%s",
801 symbol_conf.symfs, filename);
804 if (filename == NULL) {
805 if (dso->has_build_id) {
806 pr_err("Can't annotate %s: not enough memory\n",
811 } else if (readlink(symfs_filename, command, sizeof(command)) < 0 ||
812 strstr(command, "[kernel.kallsyms]") ||
813 access(symfs_filename, R_OK)) {
817 * If we don't have build-ids or the build-id file isn't in the
818 * cache, or is just a kallsyms file, well, lets hope that this
819 * DSO is the same as when 'perf record' ran.
821 filename = dso->long_name;
822 snprintf(symfs_filename, sizeof(symfs_filename), "%s%s",
823 symbol_conf.symfs, filename);
824 free_filename = false;
827 if (dso->symtab_type == DSO_BINARY_TYPE__KALLSYMS) {
828 char bf[BUILD_ID_SIZE * 2 + 16] = " with build id ";
829 char *build_id_msg = NULL;
831 if (dso->annotate_warned)
832 goto out_free_filename;
834 if (dso->has_build_id) {
835 build_id__sprintf(dso->build_id,
836 sizeof(dso->build_id), bf + 15);
840 dso->annotate_warned = 1;
841 pr_err("Can't annotate %s:\n\n"
842 "No vmlinux file%s\nwas found in the path.\n\n"
844 " perf buildid-cache -vu vmlinux\n\n"
846 " --vmlinux vmlinux\n",
847 sym->name, build_id_msg ?: "");
848 goto out_free_filename;
851 pr_debug("%s: filename=%s, sym=%s, start=%#" PRIx64 ", end=%#" PRIx64 "\n", __func__,
852 filename, sym->name, map->unmap_ip(map, sym->start),
853 map->unmap_ip(map, sym->end));
855 pr_debug("annotating [%p] %30s : [%p] %30s\n",
856 dso, dso->long_name, sym, sym->name);
858 snprintf(command, sizeof(command),
859 "%s %s%s --start-address=0x%016" PRIx64
860 " --stop-address=0x%016" PRIx64
861 " -d %s %s -C %s|grep -v %s|expand",
862 objdump_path ? objdump_path : "objdump",
863 disassembler_style ? "-M " : "",
864 disassembler_style ? disassembler_style : "",
865 map__rip_2objdump(map, sym->start),
866 map__rip_2objdump(map, sym->end+1),
867 symbol_conf.annotate_asm_raw ? "" : "--no-show-raw",
868 symbol_conf.annotate_src ? "-S" : "",
869 symfs_filename, filename);
871 pr_debug("Executing: %s\n", command);
873 file = popen(command, "r");
875 goto out_free_filename;
878 if (symbol__parse_objdump_line(sym, map, file, privsize) < 0)
888 static void insert_source_line(struct rb_root *root, struct source_line *src_line)
890 struct source_line *iter;
891 struct rb_node **p = &root->rb_node;
892 struct rb_node *parent = NULL;
897 iter = rb_entry(parent, struct source_line, node);
899 ret = strcmp(iter->path, src_line->path);
901 iter->percent_sum += src_line->percent;
911 src_line->percent_sum = src_line->percent;
913 rb_link_node(&src_line->node, parent, p);
914 rb_insert_color(&src_line->node, root);
917 static void __resort_source_line(struct rb_root *root, struct source_line *src_line)
919 struct source_line *iter;
920 struct rb_node **p = &root->rb_node;
921 struct rb_node *parent = NULL;
925 iter = rb_entry(parent, struct source_line, node);
927 if (src_line->percent_sum > iter->percent_sum)
933 rb_link_node(&src_line->node, parent, p);
934 rb_insert_color(&src_line->node, root);
937 static void resort_source_line(struct rb_root *dest_root, struct rb_root *src_root)
939 struct source_line *src_line;
940 struct rb_node *node;
942 node = rb_first(src_root);
944 struct rb_node *next;
946 src_line = rb_entry(node, struct source_line, node);
947 next = rb_next(node);
948 rb_erase(node, src_root);
950 __resort_source_line(dest_root, src_line);
955 static void symbol__free_source_line(struct symbol *sym, int len)
957 struct annotation *notes = symbol__annotation(sym);
958 struct source_line *src_line = notes->src->lines;
961 for (i = 0; i < len; i++)
962 free(src_line[i].path);
965 notes->src->lines = NULL;
968 /* Get the filename:line for the colored entries */
969 static int symbol__get_source_line(struct symbol *sym, struct map *map,
970 struct perf_evsel *evsel,
971 struct rb_root *root, int len,
972 const char *filename)
976 char cmd[PATH_MAX * 2];
977 struct source_line *src_line;
978 struct annotation *notes = symbol__annotation(sym);
979 struct sym_hist *h = annotation__histogram(notes, evsel->idx);
980 struct rb_root tmp_root = RB_ROOT;
985 src_line = notes->src->lines = calloc(len, sizeof(struct source_line));
986 if (!notes->src->lines)
989 start = map__rip_2objdump(map, sym->start);
991 for (i = 0; i < len; i++) {
997 src_line[i].percent = 100.0 * h->addr[i] / h->sum;
998 if (src_line[i].percent <= 0.5)
1002 sprintf(cmd, "addr2line -e %s %016" PRIx64, filename, offset);
1003 fp = popen(cmd, "r");
1007 if (getline(&path, &line_len, fp) < 0 || !line_len)
1010 src_line[i].path = malloc(sizeof(char) * line_len + 1);
1011 if (!src_line[i].path)
1014 strcpy(src_line[i].path, path);
1015 insert_source_line(&tmp_root, &src_line[i]);
1021 resort_source_line(root, &tmp_root);
1025 static void print_summary(struct rb_root *root, const char *filename)
1027 struct source_line *src_line;
1028 struct rb_node *node;
1030 printf("\nSorted summary for file %s\n", filename);
1031 printf("----------------------------------------------\n\n");
1033 if (RB_EMPTY_ROOT(root)) {
1034 printf(" Nothing higher than %1.1f%%\n", MIN_GREEN);
1038 node = rb_first(root);
1044 src_line = rb_entry(node, struct source_line, node);
1045 percent = src_line->percent_sum;
1046 color = get_percent_color(percent);
1047 path = src_line->path;
1049 color_fprintf(stdout, color, " %7.2f %s", percent, path);
1050 node = rb_next(node);
1054 static void symbol__annotate_hits(struct symbol *sym, struct perf_evsel *evsel)
1056 struct annotation *notes = symbol__annotation(sym);
1057 struct sym_hist *h = annotation__histogram(notes, evsel->idx);
1058 u64 len = symbol__size(sym), offset;
1060 for (offset = 0; offset < len; ++offset)
1061 if (h->addr[offset] != 0)
1062 printf("%*" PRIx64 ": %" PRIu64 "\n", BITS_PER_LONG / 2,
1063 sym->start + offset, h->addr[offset]);
1064 printf("%*s: %" PRIu64 "\n", BITS_PER_LONG / 2, "h->sum", h->sum);
1067 int symbol__annotate_printf(struct symbol *sym, struct map *map,
1068 struct perf_evsel *evsel, bool full_paths,
1069 int min_pcnt, int max_lines, int context)
1071 struct dso *dso = map->dso;
1073 const char *d_filename;
1074 struct annotation *notes = symbol__annotation(sym);
1075 struct disasm_line *pos, *queue = NULL;
1076 u64 start = map__rip_2objdump(map, sym->start);
1077 int printed = 2, queue_len = 0;
1081 filename = strdup(dso->long_name);
1086 d_filename = filename;
1088 d_filename = basename(filename);
1090 len = symbol__size(sym);
1092 printf(" Percent | Source code & Disassembly of %s\n", d_filename);
1093 printf("------------------------------------------------\n");
1096 symbol__annotate_hits(sym, evsel);
1098 list_for_each_entry(pos, ¬es->src->source, node) {
1099 if (context && queue == NULL) {
1104 switch (disasm_line__print(pos, sym, start, evsel, len,
1105 min_pcnt, printed, max_lines,
1110 printed += queue_len;
1116 /* filtered by max_lines */
1122 * Filtered by min_pcnt or non IP lines when
1127 if (queue_len == context)
1128 queue = list_entry(queue->node.next, typeof(*queue), node);
1140 void symbol__annotate_zero_histogram(struct symbol *sym, int evidx)
1142 struct annotation *notes = symbol__annotation(sym);
1143 struct sym_hist *h = annotation__histogram(notes, evidx);
1145 memset(h, 0, notes->src->sizeof_sym_hist);
1148 void symbol__annotate_decay_histogram(struct symbol *sym, int evidx)
1150 struct annotation *notes = symbol__annotation(sym);
1151 struct sym_hist *h = annotation__histogram(notes, evidx);
1152 int len = symbol__size(sym), offset;
1155 for (offset = 0; offset < len; ++offset) {
1156 h->addr[offset] = h->addr[offset] * 7 / 8;
1157 h->sum += h->addr[offset];
1161 void disasm__purge(struct list_head *head)
1163 struct disasm_line *pos, *n;
1165 list_for_each_entry_safe(pos, n, head, node) {
1166 list_del(&pos->node);
1167 disasm_line__free(pos);
1171 static size_t disasm_line__fprintf(struct disasm_line *dl, FILE *fp)
1175 if (dl->offset == -1)
1176 return fprintf(fp, "%s\n", dl->line);
1178 printed = fprintf(fp, "%#" PRIx64 " %s", dl->offset, dl->name);
1180 if (dl->ops.raw[0] != '\0') {
1181 printed += fprintf(fp, "%.*s %s\n", 6 - (int)printed, " ",
1185 return printed + fprintf(fp, "\n");
1188 size_t disasm__fprintf(struct list_head *head, FILE *fp)
1190 struct disasm_line *pos;
1193 list_for_each_entry(pos, head, node)
1194 printed += disasm_line__fprintf(pos, fp);
1199 int symbol__tty_annotate(struct symbol *sym, struct map *map,
1200 struct perf_evsel *evsel, bool print_lines,
1201 bool full_paths, int min_pcnt, int max_lines)
1203 struct dso *dso = map->dso;
1204 const char *filename = dso->long_name;
1205 struct rb_root source_line = RB_ROOT;
1208 if (symbol__annotate(sym, map, 0) < 0)
1211 len = symbol__size(sym);
1214 symbol__get_source_line(sym, map, evsel, &source_line,
1216 print_summary(&source_line, filename);
1219 symbol__annotate_printf(sym, map, evsel, full_paths,
1220 min_pcnt, max_lines, 0);
1222 symbol__free_source_line(sym, len);
1224 disasm__purge(&symbol__annotation(sym)->src->source);