1 files changed, 76 insertions, 0 deletions
diff --git a/tools/perf/arch/x86/tests/topdown.c b/tools/perf/arch/x86/tests/topdown.c
new file mode 100644
index 000000000000..8d0ea7a4bbc1
--- /dev/null
+++ b/tools/perf/arch/x86/tests/topdown.c
@@ -0,0 +1,76 @@
+// SPDX-License-Identifier: GPL-2.0
+#include "arch-tests.h"
+#include "../util/topdown.h"
+#include "evlist.h"
+#include "parse-events.h"
+#include "pmu.h"
+#include "pmus.h"
+
+static int event_cb(void *state, struct pmu_event_info *info)
+{
+	char buf[256];
+	struct parse_events_error parse_err;
+	int *ret = state, err;
+	struct evlist *evlist = evlist__new();
+	struct evsel *evsel;
+
+	if (!evlist)
+		return -ENOMEM;
+
+	parse_events_error__init(&parse_err);
+	snprintf(buf, sizeof(buf), "%s/%s/", info->pmu->name, info->name);
+	err = parse_events(evlist, buf, &parse_err);
+	if (err) {
+		parse_events_error__print(&parse_err, buf);
+		*ret = TEST_FAIL;
+	}
+	parse_events_error__exit(&parse_err);
+	evlist__for_each_entry(evlist, evsel) {
+		bool fail = false;
+		bool p_core_pmu = evsel->pmu->type == PERF_TYPE_RAW;
+		const char *name = evsel__name(evsel);
+
+		if (strcasestr(name, "uops_retired.slots") ||
+		    strcasestr(name, "topdown.backend_bound_slots") ||
+		    strcasestr(name, "topdown.br_mispredict_slots") ||
+		    strcasestr(name, "topdown.memory_bound_slots") ||
+		    strcasestr(name, "topdown.bad_spec_slots") ||
+		    strcasestr(name, "topdown.slots_p")) {
+			if (arch_is_topdown_slots(evsel) || arch_is_topdown_metrics(evsel))
+				fail = true;
+		} else if (strcasestr(name, "slots")) {
+			if (arch_is_topdown_slots(evsel) != p_core_pmu ||
+			    arch_is_topdown_metrics(evsel))
+				fail = true;
+		} else if (strcasestr(name, "topdown")) {
+			if (arch_is_topdown_slots(evsel) ||
+			    arch_is_topdown_metrics(evsel) != p_core_pmu)
+				fail = true;
+		} else if (arch_is_topdown_slots(evsel) || arch_is_topdown_metrics(evsel)) {
+			fail = true;
+		}
+		if (fail) {
+			pr_debug("Broken topdown information for '%s'\n", evsel__name(evsel));
+			*ret = TEST_FAIL;
+		}
+	}
+	evlist__delete(evlist);
+	return 0;
+}
+
+static int test__x86_topdown(struct test_suite *test __maybe_unused, int subtest __maybe_unused)
+{
+	int ret = TEST_OK;
+	struct perf_pmu *pmu = NULL;
+
+	if (!topdown_sys_has_perf_metrics())
+		return TEST_OK;
+
+	while ((pmu = perf_pmus__scan_core(pmu)) != NULL) {
+		if (perf_pmu__for_each_event(pmu, /*skip_duplicate_pmus=*/false, &ret, event_cb))
+			break;
+	}
+	return ret;
+}
+
+DEFINE_SUITE("x86 topdown", x86_topdown);