tools/perf/tests/stat.c

   1 // SPDX-License-Identifier: GPL-2.0
   2 #include <linux/compiler.h>
   3 #include "event.h"
   4 #include "tests.h"
   5 #include "stat.h"
   6 #include "counts.h"
   7 #include "debug.h"
   8
   9 static bool has_term(struct stat_config_event *config,
  10                      u64 tag, u64 val)
  11 {
  12         unsigned i;
  13
  14         for (i = 0; i < config->nr; i++) {
  15                 if ((config->data[i].tag == tag) &&
  16                     (config->data[i].val == val))
  17                         return true;
  18         }
  19
  20         return false;
  21 }
  22
  23 static int process_stat_config_event(struct perf_tool *tool __maybe_unused,
  24                                      union perf_event *event,
  25                                      struct perf_sample *sample __maybe_unused,
  26                                      struct machine *machine __maybe_unused)
  27 {
  28         struct stat_config_event *config = &event->stat_config;
  29         struct perf_stat_config stat_config;
  30
  31 #define HAS(term, val) \
  32         has_term(config, PERF_STAT_CONFIG_TERM__##term, val)
  33
  34         TEST_ASSERT_VAL("wrong nr",        config->nr == PERF_STAT_CONFIG_TERM__MAX);
  35         TEST_ASSERT_VAL("wrong aggr_mode", HAS(AGGR_MODE, AGGR_CORE));
  36         TEST_ASSERT_VAL("wrong scale",     HAS(SCALE, 1));
  37         TEST_ASSERT_VAL("wrong interval",  HAS(INTERVAL, 1));
  38
  39 #undef HAS
  40
  41         perf_event__read_stat_config(&stat_config, config);
  42
  43         TEST_ASSERT_VAL("wrong aggr_mode", stat_config.aggr_mode == AGGR_CORE);
  44         TEST_ASSERT_VAL("wrong scale",     stat_config.scale == 1);
  45         TEST_ASSERT_VAL("wrong interval",  stat_config.interval == 1);
  46         return 0;
  47 }
  48
  49 int test__synthesize_stat_config(struct test *test __maybe_unused, int subtest __maybe_unused)
  50 {
  51         struct perf_stat_config stat_config = {
  52                 .aggr_mode      = AGGR_CORE,
  53                 .scale          = 1,
  54                 .interval       = 1,
  55         };
  56
  57         TEST_ASSERT_VAL("failed to synthesize stat_config",
  58                 !perf_event__synthesize_stat_config(NULL, &stat_config, process_stat_config_event, NULL));
  59
  60         return 0;
  61 }
  62
  63 static int process_stat_event(struct perf_tool *tool __maybe_unused,
  64                               union perf_event *event,
  65                               struct perf_sample *sample __maybe_unused,
  66                               struct machine *machine __maybe_unused)
  67 {
  68         struct stat_event *st = &event->stat;
  69
  70         TEST_ASSERT_VAL("wrong cpu",    st->cpu    == 1);
  71         TEST_ASSERT_VAL("wrong thread", st->thread == 2);
  72         TEST_ASSERT_VAL("wrong id",     st->id     == 3);
  73         TEST_ASSERT_VAL("wrong val",    st->val    == 100);
  74         TEST_ASSERT_VAL("wrong run",    st->ena    == 200);
  75         TEST_ASSERT_VAL("wrong ena",    st->run    == 300);
  76         return 0;
  77 }
  78
  79 int test__synthesize_stat(struct test *test __maybe_unused, int subtest __maybe_unused)
  80 {
  81         struct perf_counts_values count;
  82
  83         count.val = 100;
  84         count.ena = 200;
  85         count.run = 300;
  86
  87         TEST_ASSERT_VAL("failed to synthesize stat_config",
  88                 !perf_event__synthesize_stat(NULL, 1, 2, 3, &count, process_stat_event, NULL));
  89
  90         return 0;
  91 }
  92
  93 static int process_stat_round_event(struct perf_tool *tool __maybe_unused,
  94                                     union perf_event *event,
  95                                     struct perf_sample *sample __maybe_unused,
  96                                     struct machine *machine __maybe_unused)
  97 {
  98         struct stat_round_event *stat_round = &event->stat_round;
  99
 100         TEST_ASSERT_VAL("wrong time", stat_round->time == 0xdeadbeef);
 101         TEST_ASSERT_VAL("wrong type", stat_round->type == PERF_STAT_ROUND_TYPE__INTERVAL);
 102         return 0;
 103 }
 104
 105 int test__synthesize_stat_round(struct test *test __maybe_unused, int subtest __maybe_unused)
 106 {
 107         TEST_ASSERT_VAL("failed to synthesize stat_config",
 108                 !perf_event__synthesize_stat_round(NULL, 0xdeadbeef, PERF_STAT_ROUND_TYPE__INTERVAL,
 109                                                    process_stat_round_event, NULL));
 110
 111         return 0;
 112 }