diff options
| author | Namhyung Kim <namhyung@kernel.org> | 2023-05-11 09:27:24 +0300 |
|---|---|---|
| committer | Arnaldo Carvalho de Melo <acme@redhat.com> | 2023-05-15 23:51:27 +0300 |
| commit | 94f0705eee70cb256d21c9abe7ce44ffbe093555 (patch) | |
| tree | 1879c245fc084ec00f54f74bdef27f0e4eb3ee1b /tools/perf/util/annotate.c | |
| parent | 983034cd0d212b23a63efb48ecc47d55d70ee301 (diff) | |
| download | linux-94f0705eee70cb256d21c9abe7ce44ffbe093555.tar.xz | |
perf annotate: Parse x86 SIB addressing properly
When the source argument of the "mov" instruction looks like below, it
didn't parse the whole operand and just stopped at the first comma.
mov (%rbx,%rax,1),%rcx
Fix it by checking the parentheses and move it to the closing one.
Signed-off-by: Namhyung Kim <namhyung@kernel.org>
Acked-by: Ian Rogers <irogers@google.com>
Cc: Adrian Hunter <adrian.hunter@intel.com>
Cc: Andi Kleen <ak@linux.intel.com>
Cc: Ingo Molnar <mingo@kernel.org>
Cc: Jiri Olsa <jolsa@kernel.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Link: https://lore.kernel.org/r/20230511062725.514752-2-namhyung@kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Diffstat (limited to 'tools/perf/util/annotate.c')
| -rw-r--r-- | tools/perf/util/annotate.c | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/tools/perf/util/annotate.c b/tools/perf/util/annotate.c index 11992cfe271c..b708bbc49c9e 100644 --- a/tools/perf/util/annotate.c +++ b/tools/perf/util/annotate.c @@ -558,6 +558,19 @@ static int mov__parse(struct arch *arch, struct ins_operands *ops, struct map_sy return -1; *s = '\0'; + + /* + * x86 SIB addressing has something like 0x8(%rax, %rcx, 1) + * then it needs to have the closing parenthesis. + */ + if (strchr(ops->raw, '(')) { + *s = ','; + s = strchr(ops->raw, ')'); + if (s == NULL || s[1] != ',') + return -1; + *++s = '\0'; + } + ops->source.raw = strdup(ops->raw); *s = ','; |