diff options
Diffstat (limited to 'tools/perf/util/stat-shadow.c')
-rw-r--r-- | tools/perf/util/stat-shadow.c | 159 |
1 files changed, 100 insertions, 59 deletions
diff --git a/tools/perf/util/stat-shadow.c b/tools/perf/util/stat-shadow.c index a04cf56d3517..855e35cbb1dc 100644 --- a/tools/perf/util/stat-shadow.c +++ b/tools/perf/util/stat-shadow.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #include <stdio.h> #include "evsel.h" #include "stat.h" @@ -6,6 +7,7 @@ #include "rblist.h" #include "evlist.h" #include "expr.h" +#include "metricgroup.h" enum { CTX_BIT_USER = 1 << 0, @@ -55,7 +57,6 @@ struct saved_value { struct rb_node rb_node; struct perf_evsel *evsel; int cpu; - int ctx; struct stats stats; }; @@ -66,8 +67,6 @@ static int saved_value_cmp(struct rb_node *rb_node, const void *entry) rb_node); const struct saved_value *b = entry; - if (a->ctx != b->ctx) - return a->ctx - b->ctx; if (a->cpu != b->cpu) return a->cpu - b->cpu; if (a->evsel == b->evsel) @@ -89,13 +88,12 @@ static struct rb_node *saved_value_new(struct rblist *rblist __maybe_unused, } static struct saved_value *saved_value_lookup(struct perf_evsel *evsel, - int cpu, int ctx, + int cpu, bool create) { struct rb_node *nd; struct saved_value dm = { .cpu = cpu, - .ctx = ctx, .evsel = evsel, }; nd = rblist__find(&runtime_saved_values, &dm); @@ -181,59 +179,60 @@ void perf_stat__reset_shadow_stats(void) * more semantic information such as miss/hit ratios, * instruction rates, etc: */ -void perf_stat__update_shadow_stats(struct perf_evsel *counter, u64 *count, +void perf_stat__update_shadow_stats(struct perf_evsel *counter, u64 count, int cpu) { int ctx = evsel_context(counter); + count *= counter->scale; + if (perf_evsel__match(counter, SOFTWARE, SW_TASK_CLOCK) || perf_evsel__match(counter, SOFTWARE, SW_CPU_CLOCK)) - update_stats(&runtime_nsecs_stats[cpu], count[0]); + update_stats(&runtime_nsecs_stats[cpu], count); else if (perf_evsel__match(counter, HARDWARE, HW_CPU_CYCLES)) - update_stats(&runtime_cycles_stats[ctx][cpu], count[0]); + update_stats(&runtime_cycles_stats[ctx][cpu], count); else if (perf_stat_evsel__is(counter, CYCLES_IN_TX)) - update_stats(&runtime_cycles_in_tx_stats[ctx][cpu], count[0]); + update_stats(&runtime_cycles_in_tx_stats[ctx][cpu], count); else if (perf_stat_evsel__is(counter, TRANSACTION_START)) - update_stats(&runtime_transaction_stats[ctx][cpu], count[0]); + update_stats(&runtime_transaction_stats[ctx][cpu], count); else if (perf_stat_evsel__is(counter, ELISION_START)) - update_stats(&runtime_elision_stats[ctx][cpu], count[0]); + update_stats(&runtime_elision_stats[ctx][cpu], count); else if (perf_stat_evsel__is(counter, TOPDOWN_TOTAL_SLOTS)) - update_stats(&runtime_topdown_total_slots[ctx][cpu], count[0]); + update_stats(&runtime_topdown_total_slots[ctx][cpu], count); else if (perf_stat_evsel__is(counter, TOPDOWN_SLOTS_ISSUED)) - update_stats(&runtime_topdown_slots_issued[ctx][cpu], count[0]); + update_stats(&runtime_topdown_slots_issued[ctx][cpu], count); else if (perf_stat_evsel__is(counter, TOPDOWN_SLOTS_RETIRED)) - update_stats(&runtime_topdown_slots_retired[ctx][cpu], count[0]); + update_stats(&runtime_topdown_slots_retired[ctx][cpu], count); else if (perf_stat_evsel__is(counter, TOPDOWN_FETCH_BUBBLES)) - update_stats(&runtime_topdown_fetch_bubbles[ctx][cpu],count[0]); + update_stats(&runtime_topdown_fetch_bubbles[ctx][cpu], count); else if (perf_stat_evsel__is(counter, TOPDOWN_RECOVERY_BUBBLES)) - update_stats(&runtime_topdown_recovery_bubbles[ctx][cpu], count[0]); + update_stats(&runtime_topdown_recovery_bubbles[ctx][cpu], count); else if (perf_evsel__match(counter, HARDWARE, HW_STALLED_CYCLES_FRONTEND)) - update_stats(&runtime_stalled_cycles_front_stats[ctx][cpu], count[0]); + update_stats(&runtime_stalled_cycles_front_stats[ctx][cpu], count); else if (perf_evsel__match(counter, HARDWARE, HW_STALLED_CYCLES_BACKEND)) - update_stats(&runtime_stalled_cycles_back_stats[ctx][cpu], count[0]); + update_stats(&runtime_stalled_cycles_back_stats[ctx][cpu], count); else if (perf_evsel__match(counter, HARDWARE, HW_BRANCH_INSTRUCTIONS)) - update_stats(&runtime_branches_stats[ctx][cpu], count[0]); + update_stats(&runtime_branches_stats[ctx][cpu], count); else if (perf_evsel__match(counter, HARDWARE, HW_CACHE_REFERENCES)) - update_stats(&runtime_cacherefs_stats[ctx][cpu], count[0]); + update_stats(&runtime_cacherefs_stats[ctx][cpu], count); else if (perf_evsel__match(counter, HW_CACHE, HW_CACHE_L1D)) - update_stats(&runtime_l1_dcache_stats[ctx][cpu], count[0]); + update_stats(&runtime_l1_dcache_stats[ctx][cpu], count); else if (perf_evsel__match(counter, HW_CACHE, HW_CACHE_L1I)) - update_stats(&runtime_ll_cache_stats[ctx][cpu], count[0]); + update_stats(&runtime_ll_cache_stats[ctx][cpu], count); else if (perf_evsel__match(counter, HW_CACHE, HW_CACHE_LL)) - update_stats(&runtime_ll_cache_stats[ctx][cpu], count[0]); + update_stats(&runtime_ll_cache_stats[ctx][cpu], count); else if (perf_evsel__match(counter, HW_CACHE, HW_CACHE_DTLB)) - update_stats(&runtime_dtlb_cache_stats[ctx][cpu], count[0]); + update_stats(&runtime_dtlb_cache_stats[ctx][cpu], count); else if (perf_evsel__match(counter, HW_CACHE, HW_CACHE_ITLB)) - update_stats(&runtime_itlb_cache_stats[ctx][cpu], count[0]); + update_stats(&runtime_itlb_cache_stats[ctx][cpu], count); else if (perf_stat_evsel__is(counter, SMI_NUM)) - update_stats(&runtime_smi_num_stats[ctx][cpu], count[0]); + update_stats(&runtime_smi_num_stats[ctx][cpu], count); else if (perf_stat_evsel__is(counter, APERF)) - update_stats(&runtime_aperf_stats[ctx][cpu], count[0]); + update_stats(&runtime_aperf_stats[ctx][cpu], count); if (counter->collect_stat) { - struct saved_value *v = saved_value_lookup(counter, cpu, ctx, - true); - update_stats(&v->stats, count[0]); + struct saved_value *v = saved_value_lookup(counter, cpu, true); + update_stats(&v->stats, count); } } @@ -627,15 +626,68 @@ static void print_smi_cost(int cpu, struct perf_evsel *evsel, out->print_metric(out->ctx, NULL, "%4.0f", "SMI#", smi_num); } +static void generic_metric(const char *metric_expr, + struct perf_evsel **metric_events, + char *name, + const char *metric_name, + double avg, + int cpu, + struct perf_stat_output_ctx *out) +{ + print_metric_t print_metric = out->print_metric; + struct parse_ctx pctx; + double ratio; + int i; + void *ctxp = out->ctx; + + expr__ctx_init(&pctx); + expr__add_id(&pctx, name, avg); + for (i = 0; metric_events[i]; i++) { + struct saved_value *v; + struct stats *stats; + double scale; + + if (!strcmp(metric_events[i]->name, "duration_time")) { + stats = &walltime_nsecs_stats; + scale = 1e-9; + } else { + v = saved_value_lookup(metric_events[i], cpu, false); + if (!v) + break; + stats = &v->stats; + scale = 1.0; + } + expr__add_id(&pctx, metric_events[i]->name, avg_stats(stats)*scale); + } + if (!metric_events[i]) { + const char *p = metric_expr; + + if (expr__parse(&ratio, &pctx, &p) == 0) + print_metric(ctxp, NULL, "%8.1f", + metric_name ? + metric_name : + out->force_header ? name : "", + ratio); + else + print_metric(ctxp, NULL, NULL, + out->force_header ? + (metric_name ? metric_name : name) : "", 0); + } else + print_metric(ctxp, NULL, NULL, "", 0); +} + void perf_stat__print_shadow_stats(struct perf_evsel *evsel, double avg, int cpu, - struct perf_stat_output_ctx *out) + struct perf_stat_output_ctx *out, + struct rblist *metric_events) { void *ctxp = out->ctx; print_metric_t print_metric = out->print_metric; double total, ratio = 0.0, total2; const char *color = NULL; int ctx = evsel_context(evsel); + struct metric_event *me; + int num = 1; if (perf_evsel__match(evsel, HARDWARE, HW_INSTRUCTIONS)) { total = avg_stats(&runtime_cycles_stats[ctx][cpu]); @@ -819,33 +871,8 @@ void perf_stat__print_shadow_stats(struct perf_evsel *evsel, else print_metric(ctxp, NULL, NULL, name, 0); } else if (evsel->metric_expr) { - struct parse_ctx pctx; - int i; - - expr__ctx_init(&pctx); - expr__add_id(&pctx, evsel->name, avg); - for (i = 0; evsel->metric_events[i]; i++) { - struct saved_value *v; - - v = saved_value_lookup(evsel->metric_events[i], cpu, ctx, false); - if (!v) - break; - expr__add_id(&pctx, evsel->metric_events[i]->name, - avg_stats(&v->stats)); - } - if (!evsel->metric_events[i]) { - const char *p = evsel->metric_expr; - - if (expr__parse(&ratio, &pctx, &p) == 0) - print_metric(ctxp, NULL, "%8.1f", - evsel->metric_name ? - evsel->metric_name : - out->force_header ? evsel->name : "", - ratio); - else - print_metric(ctxp, NULL, NULL, "", 0); - } else - print_metric(ctxp, NULL, NULL, "", 0); + generic_metric(evsel->metric_expr, evsel->metric_events, evsel->name, + evsel->metric_name, avg, cpu, out); } else if (runtime_nsecs_stats[cpu].n != 0) { char unit = 'M'; char unit_buf[10]; @@ -863,6 +890,20 @@ void perf_stat__print_shadow_stats(struct perf_evsel *evsel, } else if (perf_stat_evsel__is(evsel, SMI_NUM)) { print_smi_cost(cpu, evsel, out); } else { - print_metric(ctxp, NULL, NULL, NULL, 0); + num = 0; } + + if ((me = metricgroup__lookup(metric_events, evsel, false)) != NULL) { + struct metric_expr *mexp; + + list_for_each_entry (mexp, &me->head, nd) { + if (num++ > 0) + out->new_line(ctxp); + generic_metric(mexp->metric_expr, mexp->metric_events, + evsel->name, mexp->metric_name, + avg, cpu, out); + } + } + if (num == 0) + print_metric(ctxp, NULL, NULL, NULL, 0); } |