tools/perf/tests/stat.c

   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(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(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(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 }