Messages in this thread Patch in this message | | | From | Namhyung Kim <> | Subject | [PATCH 05/23] perf map: Add map__objdump_2rip() | Date | Mon, 18 Mar 2024 22:50:57 -0700 |
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Sometimes we want to convert an address in objdump output to map-relative address to match with a sample data. Let's add map__objdump_2rip() for that.
Cc: Adrian Hunter <adrian.hunter@intel.com> Signed-off-by: Namhyung Kim <namhyung@kernel.org> --- tools/perf/util/map.c | 17 +++++++++++++++++ tools/perf/util/map.h | 3 +++ 2 files changed, 20 insertions(+)
diff --git a/tools/perf/util/map.c b/tools/perf/util/map.c index 14a5ea70d81e..a5d57c201a30 100644 --- a/tools/perf/util/map.c +++ b/tools/perf/util/map.c @@ -587,6 +587,23 @@ u64 map__objdump_2mem(struct map *map, u64 ip) return ip + map__reloc(map); } +/* convert objdump address to relative address. (To be removed) */ +u64 map__objdump_2rip(struct map *map, u64 ip) +{ + const struct dso *dso = map__dso(map); + + if (!dso->adjust_symbols) + return ip; + + if (dso->rel) + return ip + map__pgoff(map); + + if (dso->kernel == DSO_SPACE__USER) + return ip - dso->text_offset; + + return map__map_ip(map, ip + map__reloc(map)); +} + bool map__contains_symbol(const struct map *map, const struct symbol *sym) { u64 ip = map__unmap_ip(map, sym->start); diff --git a/tools/perf/util/map.h b/tools/perf/util/map.h index 49756716cb13..65e2609fa1b1 100644 --- a/tools/perf/util/map.h +++ b/tools/perf/util/map.h @@ -132,6 +132,9 @@ u64 map__rip_2objdump(struct map *map, u64 rip); /* objdump address -> memory address */ u64 map__objdump_2mem(struct map *map, u64 ip); +/* objdump address -> rip */ +u64 map__objdump_2rip(struct map *map, u64 ip); + struct symbol; struct thread; -- 2.44.0.291.gc1ea87d7ee-goog
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