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-rw-r--r--tools/perf/ui/hist.c252
1 files changed, 205 insertions, 47 deletions
diff --git a/tools/perf/ui/hist.c b/tools/perf/ui/hist.c
index 0f403b8..4484f5b 100644
--- a/tools/perf/ui/hist.c
+++ b/tools/perf/ui/hist.c
@@ -16,30 +16,25 @@
})
int __hpp__fmt(struct perf_hpp *hpp, struct hist_entry *he,
- hpp_field_fn get_field, hpp_callback_fn callback,
- const char *fmt, hpp_snprint_fn print_fn, bool fmt_percent)
+ hpp_field_fn get_field, const char *fmt,
+ hpp_snprint_fn print_fn, bool fmt_percent)
{
- int ret = 0;
+ int ret;
struct hists *hists = he->hists;
struct perf_evsel *evsel = hists_to_evsel(hists);
char *buf = hpp->buf;
size_t size = hpp->size;
- if (callback) {
- ret = callback(hpp, true);
- advance_hpp(hpp, ret);
- }
-
if (fmt_percent) {
double percent = 0.0;
+ u64 total = hists__total_period(hists);
- if (hists->stats.total_period)
- percent = 100.0 * get_field(he) /
- hists->stats.total_period;
+ if (total)
+ percent = 100.0 * get_field(he) / total;
- ret += hpp__call_print_fn(hpp, print_fn, fmt, percent);
+ ret = hpp__call_print_fn(hpp, print_fn, fmt, percent);
} else
- ret += hpp__call_print_fn(hpp, print_fn, fmt, get_field(he));
+ ret = hpp__call_print_fn(hpp, print_fn, fmt, get_field(he));
if (perf_evsel__is_group_event(evsel)) {
int prev_idx, idx_delta;
@@ -50,7 +45,7 @@ int __hpp__fmt(struct perf_hpp *hpp, struct hist_entry *he,
list_for_each_entry(pair, &he->pairs.head, pairs.node) {
u64 period = get_field(pair);
- u64 total = pair->hists->stats.total_period;
+ u64 total = hists__total_period(pair->hists);
if (!total)
continue;
@@ -99,13 +94,6 @@ int __hpp__fmt(struct perf_hpp *hpp, struct hist_entry *he,
}
}
- if (callback) {
- int __ret = callback(hpp, false);
-
- advance_hpp(hpp, __ret);
- ret += __ret;
- }
-
/*
* Restore original buf and size as it's where caller expects
* the result will be saved.
@@ -116,6 +104,62 @@ int __hpp__fmt(struct perf_hpp *hpp, struct hist_entry *he,
return ret;
}
+static int field_cmp(u64 field_a, u64 field_b)
+{
+ if (field_a > field_b)
+ return 1;
+ if (field_a < field_b)
+ return -1;
+ return 0;
+}
+
+static int __hpp__sort(struct hist_entry *a, struct hist_entry *b,
+ hpp_field_fn get_field)
+{
+ s64 ret;
+ int i, nr_members;
+ struct perf_evsel *evsel;
+ struct hist_entry *pair;
+ u64 *fields_a, *fields_b;
+
+ ret = field_cmp(get_field(a), get_field(b));
+ if (ret || !symbol_conf.event_group)
+ return ret;
+
+ evsel = hists_to_evsel(a->hists);
+ if (!perf_evsel__is_group_event(evsel))
+ return ret;
+
+ nr_members = evsel->nr_members;
+ fields_a = calloc(sizeof(*fields_a), nr_members);
+ fields_b = calloc(sizeof(*fields_b), nr_members);
+
+ if (!fields_a || !fields_b)
+ goto out;
+
+ list_for_each_entry(pair, &a->pairs.head, pairs.node) {
+ evsel = hists_to_evsel(pair->hists);
+ fields_a[perf_evsel__group_idx(evsel)] = get_field(pair);
+ }
+
+ list_for_each_entry(pair, &b->pairs.head, pairs.node) {
+ evsel = hists_to_evsel(pair->hists);
+ fields_b[perf_evsel__group_idx(evsel)] = get_field(pair);
+ }
+
+ for (i = 1; i < nr_members; i++) {
+ ret = field_cmp(fields_a[i], fields_b[i]);
+ if (ret)
+ break;
+ }
+
+out:
+ free(fields_a);
+ free(fields_b);
+
+ return ret;
+}
+
#define __HPP_HEADER_FN(_type, _str, _min_width, _unit_width) \
static int hpp__header_##_type(struct perf_hpp_fmt *fmt __maybe_unused, \
struct perf_hpp *hpp, \
@@ -179,7 +223,7 @@ static u64 he_get_##_field(struct hist_entry *he) \
static int hpp__color_##_type(struct perf_hpp_fmt *fmt __maybe_unused, \
struct perf_hpp *hpp, struct hist_entry *he) \
{ \
- return __hpp__fmt(hpp, he, he_get_##_field, NULL, " %6.2f%%", \
+ return __hpp__fmt(hpp, he, he_get_##_field, " %6.2f%%", \
hpp_color_scnprintf, true); \
}
@@ -188,10 +232,16 @@ static int hpp__entry_##_type(struct perf_hpp_fmt *_fmt __maybe_unused, \
struct perf_hpp *hpp, struct hist_entry *he) \
{ \
const char *fmt = symbol_conf.field_sep ? " %.2f" : " %6.2f%%"; \
- return __hpp__fmt(hpp, he, he_get_##_field, NULL, fmt, \
+ return __hpp__fmt(hpp, he, he_get_##_field, fmt, \
hpp_entry_scnprintf, true); \
}
+#define __HPP_SORT_FN(_type, _field) \
+static int64_t hpp__sort_##_type(struct hist_entry *a, struct hist_entry *b) \
+{ \
+ return __hpp__sort(a, b, he_get_##_field); \
+}
+
#define __HPP_ENTRY_RAW_FN(_type, _field) \
static u64 he_get_raw_##_field(struct hist_entry *he) \
{ \
@@ -202,20 +252,29 @@ static int hpp__entry_##_type(struct perf_hpp_fmt *_fmt __maybe_unused, \
struct perf_hpp *hpp, struct hist_entry *he) \
{ \
const char *fmt = symbol_conf.field_sep ? " %"PRIu64 : " %11"PRIu64; \
- return __hpp__fmt(hpp, he, he_get_raw_##_field, NULL, fmt, \
+ return __hpp__fmt(hpp, he, he_get_raw_##_field, fmt, \
hpp_entry_scnprintf, false); \
}
+#define __HPP_SORT_RAW_FN(_type, _field) \
+static int64_t hpp__sort_##_type(struct hist_entry *a, struct hist_entry *b) \
+{ \
+ return __hpp__sort(a, b, he_get_raw_##_field); \
+}
+
+
#define HPP_PERCENT_FNS(_type, _str, _field, _min_width, _unit_width) \
__HPP_HEADER_FN(_type, _str, _min_width, _unit_width) \
__HPP_WIDTH_FN(_type, _min_width, _unit_width) \
__HPP_COLOR_PERCENT_FN(_type, _field) \
-__HPP_ENTRY_PERCENT_FN(_type, _field)
+__HPP_ENTRY_PERCENT_FN(_type, _field) \
+__HPP_SORT_FN(_type, _field)
#define HPP_RAW_FNS(_type, _str, _field, _min_width, _unit_width) \
__HPP_HEADER_FN(_type, _str, _min_width, _unit_width) \
__HPP_WIDTH_FN(_type, _min_width, _unit_width) \
-__HPP_ENTRY_RAW_FN(_type, _field)
+__HPP_ENTRY_RAW_FN(_type, _field) \
+__HPP_SORT_RAW_FN(_type, _field)
HPP_PERCENT_FNS(overhead, "Overhead", period, 8, 8)
@@ -227,19 +286,31 @@ HPP_PERCENT_FNS(overhead_guest_us, "guest usr", period_guest_us, 9, 8)
HPP_RAW_FNS(samples, "Samples", nr_events, 12, 12)
HPP_RAW_FNS(period, "Period", period, 12, 12)
+static int64_t hpp__nop_cmp(struct hist_entry *a __maybe_unused,
+ struct hist_entry *b __maybe_unused)
+{
+ return 0;
+}
+
#define HPP__COLOR_PRINT_FNS(_name) \
{ \
.header = hpp__header_ ## _name, \
.width = hpp__width_ ## _name, \
.color = hpp__color_ ## _name, \
- .entry = hpp__entry_ ## _name \
+ .entry = hpp__entry_ ## _name, \
+ .cmp = hpp__nop_cmp, \
+ .collapse = hpp__nop_cmp, \
+ .sort = hpp__sort_ ## _name, \
}
#define HPP__PRINT_FNS(_name) \
{ \
.header = hpp__header_ ## _name, \
.width = hpp__width_ ## _name, \
- .entry = hpp__entry_ ## _name \
+ .entry = hpp__entry_ ## _name, \
+ .cmp = hpp__nop_cmp, \
+ .collapse = hpp__nop_cmp, \
+ .sort = hpp__sort_ ## _name, \
}
struct perf_hpp_fmt perf_hpp__format[] = {
@@ -253,6 +324,7 @@ struct perf_hpp_fmt perf_hpp__format[] = {
};
LIST_HEAD(perf_hpp__list);
+LIST_HEAD(perf_hpp__sort_list);
#undef HPP__COLOR_PRINT_FNS
@@ -270,6 +342,25 @@ LIST_HEAD(perf_hpp__list);
void perf_hpp__init(void)
{
+ struct list_head *list;
+ int i;
+
+ for (i = 0; i < PERF_HPP__MAX_INDEX; i++) {
+ struct perf_hpp_fmt *fmt = &perf_hpp__format[i];
+
+ INIT_LIST_HEAD(&fmt->list);
+
+ /* sort_list may be linked by setup_sorting() */
+ if (fmt->sort_list.next == NULL)
+ INIT_LIST_HEAD(&fmt->sort_list);
+ }
+
+ /*
+ * If user specified field order, no need to setup default fields.
+ */
+ if (field_order)
+ return;
+
perf_hpp__column_enable(PERF_HPP__OVERHEAD);
if (symbol_conf.show_cpu_utilization) {
@@ -287,6 +378,11 @@ void perf_hpp__init(void)
if (symbol_conf.show_total_period)
perf_hpp__column_enable(PERF_HPP__PERIOD);
+
+ /* prepend overhead field for backward compatiblity. */
+ list = &perf_hpp__format[PERF_HPP__OVERHEAD].sort_list;
+ if (list_empty(list))
+ list_add(list, &perf_hpp__sort_list);
}
void perf_hpp__column_register(struct perf_hpp_fmt *format)
@@ -294,29 +390,90 @@ void perf_hpp__column_register(struct perf_hpp_fmt *format)
list_add_tail(&format->list, &perf_hpp__list);
}
+void perf_hpp__register_sort_field(struct perf_hpp_fmt *format)
+{
+ list_add_tail(&format->sort_list, &perf_hpp__sort_list);
+}
+
void perf_hpp__column_enable(unsigned col)
{
BUG_ON(col >= PERF_HPP__MAX_INDEX);
perf_hpp__column_register(&perf_hpp__format[col]);
}
-int hist_entry__sort_snprintf(struct hist_entry *he, char *s, size_t size,
- struct hists *hists)
+void perf_hpp__setup_output_field(void)
{
- const char *sep = symbol_conf.field_sep;
- struct sort_entry *se;
- int ret = 0;
+ struct perf_hpp_fmt *fmt;
- list_for_each_entry(se, &hist_entry__sort_list, list) {
- if (se->elide)
+ /* append sort keys to output field */
+ perf_hpp__for_each_sort_list(fmt) {
+ if (!list_empty(&fmt->list))
continue;
- ret += scnprintf(s + ret, size - ret, "%s", sep ?: " ");
- ret += se->se_snprintf(he, s + ret, size - ret,
- hists__col_len(hists, se->se_width_idx));
+ /*
+ * sort entry fields are dynamically created,
+ * so they can share a same sort key even though
+ * the list is empty.
+ */
+ if (perf_hpp__is_sort_entry(fmt)) {
+ struct perf_hpp_fmt *pos;
+
+ perf_hpp__for_each_format(pos) {
+ if (perf_hpp__same_sort_entry(pos, fmt))
+ goto next;
+ }
+ }
+
+ perf_hpp__column_register(fmt);
+next:
+ continue;
}
+}
- return ret;
+void perf_hpp__append_sort_keys(void)
+{
+ struct perf_hpp_fmt *fmt;
+
+ /* append output fields to sort keys */
+ perf_hpp__for_each_format(fmt) {
+ if (!list_empty(&fmt->sort_list))
+ continue;
+
+ /*
+ * sort entry fields are dynamically created,
+ * so they can share a same sort key even though
+ * the list is empty.
+ */
+ if (perf_hpp__is_sort_entry(fmt)) {
+ struct perf_hpp_fmt *pos;
+
+ perf_hpp__for_each_sort_list(pos) {
+ if (perf_hpp__same_sort_entry(pos, fmt))
+ goto next;
+ }
+ }
+
+ perf_hpp__register_sort_field(fmt);
+next:
+ continue;
+ }
+}
+
+void perf_hpp__reset_output_field(void)
+{
+ struct perf_hpp_fmt *fmt, *tmp;
+
+ /* reset output fields */
+ perf_hpp__for_each_format_safe(fmt, tmp) {
+ list_del_init(&fmt->list);
+ list_del_init(&fmt->sort_list);
+ }
+
+ /* reset sort keys */
+ perf_hpp__for_each_sort_list_safe(fmt, tmp) {
+ list_del_init(&fmt->list);
+ list_del_init(&fmt->sort_list);
+ }
}
/*
@@ -325,22 +482,23 @@ int hist_entry__sort_snprintf(struct hist_entry *he, char *s, size_t size,
unsigned int hists__sort_list_width(struct hists *hists)
{
struct perf_hpp_fmt *fmt;
- struct sort_entry *se;
- int i = 0, ret = 0;
+ int ret = 0;
+ bool first = true;
struct perf_hpp dummy_hpp;
perf_hpp__for_each_format(fmt) {
- if (i)
+ if (perf_hpp__should_skip(fmt))
+ continue;
+
+ if (first)
+ first = false;
+ else
ret += 2;
ret += fmt->width(fmt, &dummy_hpp, hists_to_evsel(hists));
}
- list_for_each_entry(se, &hist_entry__sort_list, list)
- if (!se->elide)
- ret += 2 + hists__col_len(hists, se->se_width_idx);
-
- if (verbose) /* Addr + origin */
+ if (verbose && sort__has_sym) /* Addr + origin */
ret += 3 + BITS_PER_LONG / 4;
return ret;
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