1 #include "evlist.h"
2 #include "evsel.h"
3 #include "parse-events.h"
4 #include "tests.h"
5 #include "debug.h"
6 #include <errno.h>
7 #include <linux/kernel.h>
8 
9 static int perf_evsel__roundtrip_cache_name_test(void)
10 {
11 	char name[128];
12 	int type, op, err = 0, ret = 0, i, idx;
13 	struct perf_evsel *evsel;
14 	struct perf_evlist *evlist = perf_evlist__new();
15 
16         if (evlist == NULL)
17                 return -ENOMEM;
18 
19 	for (type = 0; type < PERF_COUNT_HW_CACHE_MAX; type++) {
20 		for (op = 0; op < PERF_COUNT_HW_CACHE_OP_MAX; op++) {
21 			/* skip invalid cache type */
22 			if (!perf_evsel__is_cache_op_valid(type, op))
23 				continue;
24 
25 			for (i = 0; i < PERF_COUNT_HW_CACHE_RESULT_MAX; i++) {
26 				__perf_evsel__hw_cache_type_op_res_name(type, op, i,
27 									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 = perf_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 (!perf_evsel__is_cache_op_valid(type, op))
42 				continue;
43 
44 			for (i = 0; i < PERF_COUNT_HW_CACHE_RESULT_MAX; i++) {
45 				__perf_evsel__hw_cache_type_op_res_name(type, op, i,
46 									name, sizeof(name));
47 				if (evsel->idx != idx)
48 					continue;
49 
50 				++idx;
51 
52 				if (strcmp(perf_evsel__name(evsel), name)) {
53 					pr_debug("%s != %s\n", perf_evsel__name(evsel), name);
54 					ret = -1;
55 				}
56 
57 				evsel = perf_evsel__next(evsel);
58 			}
59 		}
60 	}
61 
62 	perf_evlist__delete(evlist);
63 	return ret;
64 }
65 
66 static int __perf_evsel__name_array_test(const char *names[], int nr_names)
67 {
68 	int i, err;
69 	struct perf_evsel *evsel;
70 	struct perf_evlist *evlist = perf_evlist__new();
71 
72         if (evlist == NULL)
73                 return -ENOMEM;
74 
75 	for (i = 0; i < nr_names; ++i) {
76 		err = parse_events(evlist, names[i], NULL);
77 		if (err) {
78 			pr_debug("failed to parse event '%s', err %d\n",
79 				 names[i], err);
80 			goto out_delete_evlist;
81 		}
82 	}
83 
84 	err = 0;
85 	evlist__for_each_entry(evlist, evsel) {
86 		if (strcmp(perf_evsel__name(evsel), names[evsel->idx])) {
87 			--err;
88 			pr_debug("%s != %s\n", perf_evsel__name(evsel), names[evsel->idx]);
89 		}
90 	}
91 
92 out_delete_evlist:
93 	perf_evlist__delete(evlist);
94 	return err;
95 }
96 
97 #define perf_evsel__name_array_test(names) \
98 	__perf_evsel__name_array_test(names, ARRAY_SIZE(names))
99 
100 int test__perf_evsel__roundtrip_name_test(int subtest __maybe_unused)
101 {
102 	int err = 0, ret = 0;
103 
104 	err = perf_evsel__name_array_test(perf_evsel__hw_names);
105 	if (err)
106 		ret = err;
107 
108 	err = __perf_evsel__name_array_test(perf_evsel__sw_names,
109 					    PERF_COUNT_SW_DUMMY + 1);
110 	if (err)
111 		ret = err;
112 
113 	err = perf_evsel__roundtrip_cache_name_test();
114 	if (err)
115 		ret = err;
116 
117 	return ret;
118 }
119