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-rw-r--r--tools/perf/util/annotate.c24
1 files changed, 22 insertions, 2 deletions
diff --git a/tools/perf/util/annotate.c b/tools/perf/util/annotate.c
index a2e34f149a07..cc7764455faf 100644
--- a/tools/perf/util/annotate.c
+++ b/tools/perf/util/annotate.c
@@ -980,7 +980,7 @@ void symbol__calc_percent(struct symbol *sym, struct evsel *evsel)
annotation__calc_percent(notes, evsel, symbol__size(sym));
}
-static int evsel__get_arch(struct evsel *evsel, struct arch **parch)
+int evsel__get_arch(struct evsel *evsel, struct arch **parch)
{
struct perf_env *env = evsel__env(evsel);
const char *arch_name = perf_env__arch(env);
@@ -1021,7 +1021,7 @@ int symbol__annotate(struct map_symbol *ms, struct evsel *evsel,
int err, nr;
err = evsel__get_arch(evsel, &arch);
- if (err < 0)
+ if (err)
return err;
if (parch)
@@ -2698,6 +2698,20 @@ static bool is_stack_canary(struct arch *arch, struct annotated_op_loc *loc)
return false;
}
+/**
+ * Returns true if the instruction has a memory operand without
+ * performing a load/store
+ */
+static bool is_address_gen_insn(struct arch *arch, struct disasm_line *dl)
+{
+ if (arch__is(arch, "x86")) {
+ if (!strncmp(dl->ins.name, "lea", 3))
+ return true;
+ }
+
+ return false;
+}
+
static struct disasm_line *
annotation__prev_asm_line(struct annotation *notes, struct disasm_line *curr)
{
@@ -2806,6 +2820,12 @@ __hist_entry__get_data_type(struct hist_entry *he, struct arch *arch,
return &stackop_type;
}
+ if (is_address_gen_insn(arch, dl)) {
+ istat->bad++;
+ ann_data_stat.no_mem_ops++;
+ return NO_TYPE;
+ }
+
for_each_insn_op_loc(&loc, i, op_loc) {
struct data_loc_info dloc = {
.arch = arch,