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-rw-r--r--tools/perf/tests/parse-metric.c25
1 files changed, 25 insertions, 0 deletions
diff --git a/tools/perf/tests/parse-metric.c b/tools/perf/tests/parse-metric.c
index 79d956dc6a74..8c48251425e1 100644
--- a/tools/perf/tests/parse-metric.c
+++ b/tools/perf/tests/parse-metric.c
@@ -17,6 +17,11 @@ static struct pmu_event pme_test[] = {
.metric_expr = "inst_retired.any / cpu_clk_unhalted.thread",
.metric_name = "IPC",
},
+{
+ .metric_expr = "idq_uops_not_delivered.core / (4 * (( ( cpu_clk_unhalted.thread / 2 ) * "
+ "( 1 + cpu_clk_unhalted.one_thread_active / cpu_clk_unhalted.ref_xclk ) )))",
+ .metric_name = "Frontend_Bound_SMT",
+},
};
static struct pmu_events_map map = {
@@ -138,8 +143,28 @@ static int test_ipc(void)
return 0;
}
+static int test_frontend(void)
+{
+ double ratio;
+ struct value vals[] = {
+ { .event = "idq_uops_not_delivered.core", .val = 300 },
+ { .event = "cpu_clk_unhalted.thread", .val = 200 },
+ { .event = "cpu_clk_unhalted.one_thread_active", .val = 400 },
+ { .event = "cpu_clk_unhalted.ref_xclk", .val = 600 },
+ { .event = NULL, },
+ };
+
+ TEST_ASSERT_VAL("failed to compute metric",
+ compute_metric("Frontend_Bound_SMT", vals, &ratio) == 0);
+
+ TEST_ASSERT_VAL("Frontend_Bound_SMT failed, wrong ratio",
+ ratio == 0.45);
+ return 0;
+}
+
int test__parse_metric(struct test *test __maybe_unused, int subtest __maybe_unused)
{
TEST_ASSERT_VAL("IPC failed", test_ipc() == 0);
+ TEST_ASSERT_VAL("frontend failed", test_frontend() == 0);
return 0;
}