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-rw-r--r--tools/perf/util/stat.h279
1 files changed, 279 insertions, 0 deletions
diff --git a/tools/perf/util/stat.h b/tools/perf/util/stat.h
new file mode 100644
index 000000000..05c5125d7
--- /dev/null
+++ b/tools/perf/util/stat.h
@@ -0,0 +1,279 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+#ifndef __PERF_STATS_H
+#define __PERF_STATS_H
+
+#include <linux/types.h>
+#include <stdio.h>
+#include <sys/types.h>
+#include <sys/resource.h>
+#include "cpumap.h"
+#include "rblist.h"
+
+struct perf_cpu_map;
+struct perf_stat_config;
+struct timespec;
+
+struct stats {
+ double n, mean, M2;
+ u64 max, min;
+};
+
+enum perf_stat_evsel_id {
+ PERF_STAT_EVSEL_ID__NONE = 0,
+ PERF_STAT_EVSEL_ID__CYCLES_IN_TX,
+ PERF_STAT_EVSEL_ID__TRANSACTION_START,
+ PERF_STAT_EVSEL_ID__ELISION_START,
+ PERF_STAT_EVSEL_ID__CYCLES_IN_TX_CP,
+ PERF_STAT_EVSEL_ID__TOPDOWN_TOTAL_SLOTS,
+ PERF_STAT_EVSEL_ID__TOPDOWN_SLOTS_ISSUED,
+ PERF_STAT_EVSEL_ID__TOPDOWN_SLOTS_RETIRED,
+ PERF_STAT_EVSEL_ID__TOPDOWN_FETCH_BUBBLES,
+ PERF_STAT_EVSEL_ID__TOPDOWN_RECOVERY_BUBBLES,
+ PERF_STAT_EVSEL_ID__TOPDOWN_RETIRING,
+ PERF_STAT_EVSEL_ID__TOPDOWN_BAD_SPEC,
+ PERF_STAT_EVSEL_ID__TOPDOWN_FE_BOUND,
+ PERF_STAT_EVSEL_ID__TOPDOWN_BE_BOUND,
+ PERF_STAT_EVSEL_ID__TOPDOWN_HEAVY_OPS,
+ PERF_STAT_EVSEL_ID__TOPDOWN_BR_MISPREDICT,
+ PERF_STAT_EVSEL_ID__TOPDOWN_FETCH_LAT,
+ PERF_STAT_EVSEL_ID__TOPDOWN_MEM_BOUND,
+ PERF_STAT_EVSEL_ID__SMI_NUM,
+ PERF_STAT_EVSEL_ID__APERF,
+ PERF_STAT_EVSEL_ID__MAX,
+};
+
+struct perf_stat_evsel {
+ struct stats res_stats;
+ enum perf_stat_evsel_id id;
+ u64 *group_data;
+};
+
+enum aggr_mode {
+ AGGR_NONE,
+ AGGR_GLOBAL,
+ AGGR_SOCKET,
+ AGGR_DIE,
+ AGGR_CORE,
+ AGGR_THREAD,
+ AGGR_UNSET,
+ AGGR_NODE,
+ AGGR_MAX
+};
+
+enum {
+ CTX_BIT_USER = 1 << 0,
+ CTX_BIT_KERNEL = 1 << 1,
+ CTX_BIT_HV = 1 << 2,
+ CTX_BIT_HOST = 1 << 3,
+ CTX_BIT_IDLE = 1 << 4,
+ CTX_BIT_MAX = 1 << 5,
+};
+
+#define NUM_CTX CTX_BIT_MAX
+
+enum stat_type {
+ STAT_NONE = 0,
+ STAT_NSECS,
+ STAT_CYCLES,
+ STAT_STALLED_CYCLES_FRONT,
+ STAT_STALLED_CYCLES_BACK,
+ STAT_BRANCHES,
+ STAT_CACHEREFS,
+ STAT_L1_DCACHE,
+ STAT_L1_ICACHE,
+ STAT_LL_CACHE,
+ STAT_ITLB_CACHE,
+ STAT_DTLB_CACHE,
+ STAT_CYCLES_IN_TX,
+ STAT_TRANSACTION,
+ STAT_ELISION,
+ STAT_TOPDOWN_TOTAL_SLOTS,
+ STAT_TOPDOWN_SLOTS_ISSUED,
+ STAT_TOPDOWN_SLOTS_RETIRED,
+ STAT_TOPDOWN_FETCH_BUBBLES,
+ STAT_TOPDOWN_RECOVERY_BUBBLES,
+ STAT_TOPDOWN_RETIRING,
+ STAT_TOPDOWN_BAD_SPEC,
+ STAT_TOPDOWN_FE_BOUND,
+ STAT_TOPDOWN_BE_BOUND,
+ STAT_TOPDOWN_HEAVY_OPS,
+ STAT_TOPDOWN_BR_MISPREDICT,
+ STAT_TOPDOWN_FETCH_LAT,
+ STAT_TOPDOWN_MEM_BOUND,
+ STAT_SMI_NUM,
+ STAT_APERF,
+ STAT_MAX
+};
+
+struct runtime_stat {
+ struct rblist value_list;
+};
+
+struct rusage_stats {
+ struct stats ru_utime_usec_stat;
+ struct stats ru_stime_usec_stat;
+};
+
+typedef struct aggr_cpu_id (*aggr_get_id_t)(struct perf_stat_config *config, struct perf_cpu cpu);
+
+struct perf_stat_config {
+ enum aggr_mode aggr_mode;
+ bool scale;
+ bool no_inherit;
+ bool identifier;
+ bool csv_output;
+ bool json_output;
+ bool interval_clear;
+ bool metric_only;
+ bool null_run;
+ bool ru_display;
+ bool big_num;
+ bool no_merge;
+ bool hybrid_merge;
+ bool walltime_run_table;
+ bool all_kernel;
+ bool all_user;
+ bool percore_show_thread;
+ bool summary;
+ bool no_csv_summary;
+ bool metric_no_group;
+ bool metric_no_merge;
+ bool stop_read_counter;
+ bool iostat_run;
+ char *user_requested_cpu_list;
+ bool system_wide;
+ FILE *output;
+ unsigned int interval;
+ unsigned int timeout;
+ unsigned int unit_width;
+ unsigned int metric_only_len;
+ int times;
+ int run_count;
+ int print_free_counters_hint;
+ int print_mixed_hw_group_error;
+ const char *csv_sep;
+ struct stats *walltime_nsecs_stats;
+ struct rusage ru_data;
+ struct rusage_stats *ru_stats;
+ struct cpu_aggr_map *aggr_map;
+ aggr_get_id_t aggr_get_id;
+ struct cpu_aggr_map *cpus_aggr_map;
+ u64 *walltime_run;
+ struct rblist metric_events;
+ int ctl_fd;
+ int ctl_fd_ack;
+ bool ctl_fd_close;
+ const char *cgroup_list;
+ unsigned int topdown_level;
+};
+
+void perf_stat__set_big_num(int set);
+void perf_stat__set_no_csv_summary(int set);
+
+void update_stats(struct stats *stats, u64 val);
+double avg_stats(struct stats *stats);
+double stddev_stats(struct stats *stats);
+double rel_stddev_stats(double stddev, double avg);
+
+static inline void init_stats(struct stats *stats)
+{
+ stats->n = 0.0;
+ stats->mean = 0.0;
+ stats->M2 = 0.0;
+ stats->min = (u64) -1;
+ stats->max = 0;
+}
+
+static inline void init_rusage_stats(struct rusage_stats *ru_stats) {
+ init_stats(&ru_stats->ru_utime_usec_stat);
+ init_stats(&ru_stats->ru_stime_usec_stat);
+}
+
+static inline void update_rusage_stats(struct rusage_stats *ru_stats, struct rusage* rusage) {
+ const u64 us_to_ns = 1000;
+ const u64 s_to_ns = 1000000000;
+ update_stats(&ru_stats->ru_utime_usec_stat,
+ (rusage->ru_utime.tv_usec * us_to_ns + rusage->ru_utime.tv_sec * s_to_ns));
+ update_stats(&ru_stats->ru_stime_usec_stat,
+ (rusage->ru_stime.tv_usec * us_to_ns + rusage->ru_stime.tv_sec * s_to_ns));
+}
+
+struct evsel;
+struct evlist;
+
+struct perf_aggr_thread_value {
+ struct evsel *counter;
+ struct aggr_cpu_id id;
+ double uval;
+ u64 val;
+ u64 run;
+ u64 ena;
+};
+
+bool __perf_stat_evsel__is(struct evsel *evsel, enum perf_stat_evsel_id id);
+
+#define perf_stat_evsel__is(evsel, id) \
+ __perf_stat_evsel__is(evsel, PERF_STAT_EVSEL_ID__ ## id)
+
+extern struct runtime_stat rt_stat;
+extern struct stats walltime_nsecs_stats;
+extern struct rusage_stats ru_stats;
+
+typedef void (*print_metric_t)(struct perf_stat_config *config,
+ void *ctx, const char *color, const char *unit,
+ const char *fmt, double val);
+typedef void (*new_line_t)(struct perf_stat_config *config, void *ctx);
+
+void runtime_stat__init(struct runtime_stat *st);
+void runtime_stat__exit(struct runtime_stat *st);
+void perf_stat__init_shadow_stats(void);
+void perf_stat__reset_shadow_stats(void);
+void perf_stat__reset_shadow_per_stat(struct runtime_stat *st);
+void perf_stat__update_shadow_stats(struct evsel *counter, u64 count,
+ int map_idx, struct runtime_stat *st);
+struct perf_stat_output_ctx {
+ void *ctx;
+ print_metric_t print_metric;
+ new_line_t new_line;
+ bool force_header;
+};
+
+void perf_stat__print_shadow_stats(struct perf_stat_config *config,
+ struct evsel *evsel,
+ double avg, int map_idx,
+ struct perf_stat_output_ctx *out,
+ struct rblist *metric_events,
+ struct runtime_stat *st);
+void perf_stat__collect_metric_expr(struct evlist *);
+
+int evlist__alloc_stats(struct evlist *evlist, bool alloc_raw);
+void evlist__free_stats(struct evlist *evlist);
+void evlist__reset_stats(struct evlist *evlist);
+void evlist__reset_prev_raw_counts(struct evlist *evlist);
+void evlist__copy_prev_raw_counts(struct evlist *evlist);
+void evlist__save_aggr_prev_raw_counts(struct evlist *evlist);
+
+int perf_stat_process_counter(struct perf_stat_config *config,
+ struct evsel *counter);
+struct perf_tool;
+union perf_event;
+struct perf_session;
+struct target;
+
+int perf_event__process_stat_event(struct perf_session *session,
+ union perf_event *event);
+
+size_t perf_event__fprintf_stat(union perf_event *event, FILE *fp);
+size_t perf_event__fprintf_stat_round(union perf_event *event, FILE *fp);
+size_t perf_event__fprintf_stat_config(union perf_event *event, FILE *fp);
+
+int create_perf_stat_counter(struct evsel *evsel,
+ struct perf_stat_config *config,
+ struct target *target,
+ int cpu_map_idx);
+void evlist__print_counters(struct evlist *evlist, struct perf_stat_config *config,
+ struct target *_target, struct timespec *ts, int argc, const char **argv);
+
+struct metric_expr;
+double test_generic_metric(struct metric_expr *mexp, int map_idx, struct runtime_stat *st);
+#endif