[PATCH 3/3] perf tools: add hardware breakpoint bp_len test cases

Jacob Shin
2013-04-28T06:06:08Z

Signed-off-by: Jacob Shin <jacob.shin@amd.com>
---
tools/perf/tests/parse-events.c | 55 +++++++++++++++++++++++++++++++++++++++
1 file changed, 55 insertions(+)

diff --git a/tools/perf/tests/parse-events.c b/tools/perf/tests/parse-events.c
index 88e2f44..4fd0f96 100644
--- a/tools/perf/tests/parse-events.c
+++ b/tools/perf/tests/parse-events.c
@@ -971,6 +971,49 @@ static int test__group_gh4(struct perf_evlist *evlist)
return 0;
}

+static int test__checkevent_breakpoint_len(struct perf_evlist *evlist)
+{
+ struct perf_evsel *evsel = perf_evlist__first(evlist);
+
+ TEST_ASSERT_VAL("wrong number of entries", 1 == evlist->nr_entries);
+ TEST_ASSERT_VAL("wrong type", PERF_TYPE_BREAKPOINT == evsel->attr.type);
+ TEST_ASSERT_VAL("wrong config", 0 == evsel->attr.config);
+ TEST_ASSERT_VAL("wrong bp_type", (HW_BREAKPOINT_R | HW_BREAKPOINT_W) ==
+ evsel->attr.bp_type);
+ TEST_ASSERT_VAL("wrong bp_len", HW_BREAKPOINT_LEN_1 ==
+ evsel->attr.bp_len);
+
+ return 0;
+}
+
+static int test__checkevent_breakpoint_len_w(struct perf_evlist *evlist)
+{
+ struct perf_evsel *evsel = perf_evlist__first(evlist);
+
+ TEST_ASSERT_VAL("wrong number of entries", 1 == evlist->nr_entries);
+ TEST_ASSERT_VAL("wrong type", PERF_TYPE_BREAKPOINT == evsel->attr.type);
+ TEST_ASSERT_VAL("wrong config", 0 == evsel->attr.config);
+ TEST_ASSERT_VAL("wrong bp_type", HW_BREAKPOINT_W ==
+ evsel->attr.bp_type);
+ TEST_ASSERT_VAL("wrong bp_len", HW_BREAKPOINT_LEN_2 ==
+ evsel->attr.bp_len);
+
+ return 0;
+}
+
+static int
+test__checkevent_breakpoint_len_rw_modifier(struct perf_evlist *evlist)
+{
+ struct perf_evsel *evsel = perf_evlist__first(evlist);
+
+ TEST_ASSERT_VAL("wrong exclude_user", !evsel->attr.exclude_user);
+ TEST_ASSERT_VAL("wrong exclude_kernel", evsel->attr.exclude_kernel);
+ TEST_ASSERT_VAL("wrong exclude_hv", evsel->attr.exclude_hv);
+ TEST_ASSERT_VAL("wrong precise_ip", !evsel->attr.precise_ip);
+
+ return test__checkevent_breakpoint_rw(evlist);
+}
+
static int count_tracepoints(void)
{
char events_path[PATH_MAX];
@@ -1187,6 +1230,18 @@ static struct evlist_test test__events[] = {
.name = "{cycles:G,cache-misses:H}:uG",
.check = test__group_gh4,
},
+ [38] = {
+ .name = "mem:0/1",
+ .check = test__checkevent_breakpoint_len,
+ },
+ [39] = {
+ .name = "mem:0/2:w",
+ .check = test__checkevent_breakpoint_len_w,
+ },
+ [40] = {
+ .name = "mem:0/4:rw:u",
+ .check = test__checkevent_breakpoint_len_rw_modifier,
+ },
};

static struct evlist_test test__events_pmu[] = {
--
1.7.9.5