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// SPDX-License-Identifier: GPL-2.0
#include "evlist.h"
#include "evsel.h"
#include "parse-events.h"
#include "tests.h"
#include "debug.h"
#include "pmu.h"
#include "pmu-hybrid.h"
#include <errno.h>
#include <linux/kernel.h>
static int perf_evsel__roundtrip_cache_name_test(void)
{
char name[128];
int type, op, err = 0, ret = 0, i, idx;
struct evsel *evsel;
struct evlist *evlist = evlist__new();
if (evlist == NULL)
return -ENOMEM;
for (type = 0; type < PERF_COUNT_HW_CACHE_MAX; type++) {
for (op = 0; op < PERF_COUNT_HW_CACHE_OP_MAX; op++) {
/* skip invalid cache type */
if (!evsel__is_cache_op_valid(type, op))
continue;
for (i = 0; i < PERF_COUNT_HW_CACHE_RESULT_MAX; i++) {
__evsel__hw_cache_type_op_res_name(type, op, i, name, sizeof(name));
err = parse_events(evlist, name, NULL);
if (err)
ret = err;
}
}
}
idx = 0;
evsel = evlist__first(evlist);
for (type = 0; type < PERF_COUNT_HW_CACHE_MAX; type++) {
for (op = 0; op < PERF_COUNT_HW_CACHE_OP_MAX; op++) {
/* skip invalid cache type */
if (!evsel__is_cache_op_valid(type, op))
continue;
for (i = 0; i < PERF_COUNT_HW_CACHE_RESULT_MAX; i++) {
__evsel__hw_cache_type_op_res_name(type, op, i, name, sizeof(name));
if (evsel->core.idx != idx)
continue;
++idx;
if (strcmp(evsel__name(evsel), name)) {
pr_debug("%s != %s\n", evsel__name(evsel), name);
ret = -1;
}
evsel = evsel__next(evsel);
}
}
}
evlist__delete(evlist);
return ret;
}
static int __perf_evsel__name_array_test(const char *const names[], int nr_names,
int distance)
{
int i, err;
struct evsel *evsel;
struct evlist *evlist = evlist__new();
if (evlist == NULL)
return -ENOMEM;
for (i = 0; i < nr_names; ++i) {
err = parse_events(evlist, names[i], NULL);
if (err) {
pr_debug("failed to parse event '%s', err %d\n",
names[i], err);
goto out_delete_evlist;
}
}
err = 0;
evlist__for_each_entry(evlist, evsel) {
if (strcmp(evsel__name(evsel), names[evsel->core.idx / distance])) {
--err;
pr_debug("%s != %s\n", evsel__name(evsel), names[evsel->core.idx / distance]);
}
}
out_delete_evlist:
evlist__delete(evlist);
return err;
}
#define perf_evsel__name_array_test(names, distance) \
__perf_evsel__name_array_test(names, ARRAY_SIZE(names), distance)
static int test__perf_evsel__roundtrip_name_test(struct test_suite *test __maybe_unused,
int subtest __maybe_unused)
{
int err = 0, ret = 0;
if (perf_pmu__has_hybrid() && perf_pmu__hybrid_mounted("cpu_atom"))
return perf_evsel__name_array_test(evsel__hw_names, 2);
err = perf_evsel__name_array_test(evsel__hw_names, 1);
if (err)
ret = err;
err = __perf_evsel__name_array_test(evsel__sw_names, PERF_COUNT_SW_DUMMY + 1, 1);
if (err)
ret = err;
err = perf_evsel__roundtrip_cache_name_test();
if (err)
ret = err;
return ret;
}
DEFINE_SUITE("Roundtrip evsel->name", perf_evsel__roundtrip_name_test);
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