xref: /linux/tools/perf/tests/stat.c (revision 4246b92cf9fb32da8d8b060c92d8302797c6fbea)
1 #include <linux/compiler.h>
2 #include "event.h"
3 #include "tests.h"
4 #include "stat.h"
5 #include "counts.h"
6 #include "debug.h"
7 
8 static bool has_term(struct stat_config_event *config,
9 		     u64 tag, u64 val)
10 {
11 	unsigned i;
12 
13 	for (i = 0; i < config->nr; i++) {
14 		if ((config->data[i].tag == tag) &&
15 		    (config->data[i].val == val))
16 			return true;
17 	}
18 
19 	return false;
20 }
21 
22 static int process_stat_config_event(struct perf_tool *tool __maybe_unused,
23 				     union perf_event *event,
24 				     struct perf_sample *sample __maybe_unused,
25 				     struct machine *machine __maybe_unused)
26 {
27 	struct stat_config_event *config = &event->stat_config;
28 	struct perf_stat_config stat_config;
29 
30 #define HAS(term, val) \
31 	has_term(config, PERF_STAT_CONFIG_TERM__##term, val)
32 
33 	TEST_ASSERT_VAL("wrong nr",        config->nr == PERF_STAT_CONFIG_TERM__MAX);
34 	TEST_ASSERT_VAL("wrong aggr_mode", HAS(AGGR_MODE, AGGR_CORE));
35 	TEST_ASSERT_VAL("wrong scale",     HAS(SCALE, 1));
36 	TEST_ASSERT_VAL("wrong interval",  HAS(INTERVAL, 1));
37 
38 #undef HAS
39 
40 	perf_event__read_stat_config(&stat_config, config);
41 
42 	TEST_ASSERT_VAL("wrong aggr_mode", stat_config.aggr_mode == AGGR_CORE);
43 	TEST_ASSERT_VAL("wrong scale",     stat_config.scale == 1);
44 	TEST_ASSERT_VAL("wrong interval",  stat_config.interval == 1);
45 	return 0;
46 }
47 
48 int test__synthesize_stat_config(struct test *test __maybe_unused, int subtest __maybe_unused)
49 {
50 	struct perf_stat_config stat_config = {
51 		.aggr_mode	= AGGR_CORE,
52 		.scale		= 1,
53 		.interval	= 1,
54 	};
55 
56 	TEST_ASSERT_VAL("failed to synthesize stat_config",
57 		!perf_event__synthesize_stat_config(NULL, &stat_config, process_stat_config_event, NULL));
58 
59 	return 0;
60 }
61 
62 static int process_stat_event(struct perf_tool *tool __maybe_unused,
63 			      union perf_event *event,
64 			      struct perf_sample *sample __maybe_unused,
65 			      struct machine *machine __maybe_unused)
66 {
67 	struct stat_event *st = &event->stat;
68 
69 	TEST_ASSERT_VAL("wrong cpu",    st->cpu    == 1);
70 	TEST_ASSERT_VAL("wrong thread", st->thread == 2);
71 	TEST_ASSERT_VAL("wrong id",     st->id     == 3);
72 	TEST_ASSERT_VAL("wrong val",    st->val    == 100);
73 	TEST_ASSERT_VAL("wrong run",    st->ena    == 200);
74 	TEST_ASSERT_VAL("wrong ena",    st->run    == 300);
75 	return 0;
76 }
77 
78 int test__synthesize_stat(struct test *test __maybe_unused, int subtest __maybe_unused)
79 {
80 	struct perf_counts_values count;
81 
82 	count.val = 100;
83 	count.ena = 200;
84 	count.run = 300;
85 
86 	TEST_ASSERT_VAL("failed to synthesize stat_config",
87 		!perf_event__synthesize_stat(NULL, 1, 2, 3, &count, process_stat_event, NULL));
88 
89 	return 0;
90 }
91 
92 static int process_stat_round_event(struct perf_tool *tool __maybe_unused,
93 				    union perf_event *event,
94 				    struct perf_sample *sample __maybe_unused,
95 				    struct machine *machine __maybe_unused)
96 {
97 	struct stat_round_event *stat_round = &event->stat_round;
98 
99 	TEST_ASSERT_VAL("wrong time", stat_round->time == 0xdeadbeef);
100 	TEST_ASSERT_VAL("wrong type", stat_round->type == PERF_STAT_ROUND_TYPE__INTERVAL);
101 	return 0;
102 }
103 
104 int test__synthesize_stat_round(struct test *test __maybe_unused, int subtest __maybe_unused)
105 {
106 	TEST_ASSERT_VAL("failed to synthesize stat_config",
107 		!perf_event__synthesize_stat_round(NULL, 0xdeadbeef, PERF_STAT_ROUND_TYPE__INTERVAL,
108 						   process_stat_round_event, NULL));
109 
110 	return 0;
111 }
112