1// SPDX-License-Identifier: GPL-2.0
  2#include "evlist.h"
  3#include "evsel.h"
  4#include "parse-events.h"
  5#include "tests.h"
  6#include "debug.h"
  7#include <errno.h>
  8#include <linux/kernel.h>
  9
 10static int perf_evsel__roundtrip_cache_name_test(void)
 11{
 12	char name[128];
 13	int type, op, err = 0, ret = 0, i, idx;
 14	struct evsel *evsel;
 15	struct evlist *evlist = evlist__new();
 16
 17        if (evlist == NULL)
 18                return -ENOMEM;
 19
 20	for (type = 0; type < PERF_COUNT_HW_CACHE_MAX; type++) {
 21		for (op = 0; op < PERF_COUNT_HW_CACHE_OP_MAX; op++) {
 22			/* skip invalid cache type */
 23			if (!evsel__is_cache_op_valid(type, op))
 24				continue;
 25
 26			for (i = 0; i < PERF_COUNT_HW_CACHE_RESULT_MAX; i++) {
 27				__evsel__hw_cache_type_op_res_name(type, op, i, name, sizeof(name));
 28				err = parse_events(evlist, name, NULL);
 29				if (err)
 30					ret = err;
 31			}
 32		}
 33	}
 34
 35	idx = 0;
 36	evsel = evlist__first(evlist);
 37
 38	for (type = 0; type < PERF_COUNT_HW_CACHE_MAX; type++) {
 39		for (op = 0; op < PERF_COUNT_HW_CACHE_OP_MAX; op++) {
 40			/* skip invalid cache type */
 41			if (!evsel__is_cache_op_valid(type, op))
 42				continue;
 43
 44			for (i = 0; i < PERF_COUNT_HW_CACHE_RESULT_MAX; i++) {
 45				__evsel__hw_cache_type_op_res_name(type, op, i, name, sizeof(name));
 46				if (evsel->idx != idx)
 47					continue;
 48
 49				++idx;
 50
 51				if (strcmp(evsel__name(evsel), name)) {
 52					pr_debug("%s != %s\n", evsel__name(evsel), name);
 53					ret = -1;
 54				}
 55
 56				evsel = evsel__next(evsel);
 57			}
 58		}
 59	}
 60
 61	evlist__delete(evlist);
 62	return ret;
 63}
 64
 65static int __perf_evsel__name_array_test(const char *names[], int nr_names)
 66{
 67	int i, err;
 68	struct evsel *evsel;
 69	struct evlist *evlist = evlist__new();
 70
 71        if (evlist == NULL)
 72                return -ENOMEM;
 73
 74	for (i = 0; i < nr_names; ++i) {
 75		err = parse_events(evlist, names[i], NULL);
 76		if (err) {
 77			pr_debug("failed to parse event '%s', err %d\n",
 78				 names[i], err);
 79			goto out_delete_evlist;
 80		}
 81	}
 82
 83	err = 0;
 84	evlist__for_each_entry(evlist, evsel) {
 85		if (strcmp(evsel__name(evsel), names[evsel->idx])) {
 86			--err;
 87			pr_debug("%s != %s\n", evsel__name(evsel), names[evsel->idx]);
 88		}
 89	}
 90
 91out_delete_evlist:
 92	evlist__delete(evlist);
 93	return err;
 94}
 95
 96#define perf_evsel__name_array_test(names) \
 97	__perf_evsel__name_array_test(names, ARRAY_SIZE(names))
 98
 99int test__perf_evsel__roundtrip_name_test(struct test *test __maybe_unused, int subtest __maybe_unused)
100{
101	int err = 0, ret = 0;
102
103	err = perf_evsel__name_array_test(evsel__hw_names);
104	if (err)
105		ret = err;
106
107	err = __perf_evsel__name_array_test(evsel__sw_names, PERF_COUNT_SW_DUMMY + 1);
108	if (err)
109		ret = err;
110
111	err = perf_evsel__roundtrip_cache_name_test();
112	if (err)
113		ret = err;
114
115	return ret;
116}