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-rw-r--r--tools/perf/util/ui/browsers/annotate.c178
1 files changed, 121 insertions, 57 deletions
diff --git a/tools/perf/util/ui/browsers/annotate.c b/tools/perf/util/ui/browsers/annotate.c
index 82b78f99251..8c17a8730e4 100644
--- a/tools/perf/util/ui/browsers/annotate.c
+++ b/tools/perf/util/ui/browsers/annotate.c
@@ -1,9 +1,12 @@
#include "../browser.h"
#include "../helpline.h"
#include "../libslang.h"
+#include "../../annotate.h"
#include "../../hist.h"
#include "../../sort.h"
#include "../../symbol.h"
+#include "../../annotate.h"
+#include <pthread.h>
static void ui__error_window(const char *fmt, ...)
{
@@ -42,8 +45,6 @@ static void annotate_browser__write(struct ui_browser *self, void *entry, int ro
struct objdump_line_rb_node *olrb = objdump_line__rb(ol);
ui_browser__set_percent_color(self, olrb->percent, current_entry);
slsmg_printf(" %7.2f ", olrb->percent);
- if (!current_entry)
- ui_browser__set_color(self, HE_COLORSET_CODE);
} else {
ui_browser__set_percent_color(self, 0, current_entry);
slsmg_write_nstring(" ", 9);
@@ -55,35 +56,40 @@ static void annotate_browser__write(struct ui_browser *self, void *entry, int ro
slsmg_write_nstring(" ", width - 18);
else
slsmg_write_nstring(ol->line, width - 18);
+
+ if (!current_entry)
+ ui_browser__set_color(self, HE_COLORSET_CODE);
}
static double objdump_line__calc_percent(struct objdump_line *self,
- struct list_head *head,
- struct symbol *sym)
+ struct symbol *sym, int evidx)
{
double percent = 0.0;
if (self->offset != -1) {
int len = sym->end - sym->start;
unsigned int hits = 0;
- struct sym_priv *priv = symbol__priv(sym);
- struct sym_ext *sym_ext = priv->ext;
- struct sym_hist *h = priv->hist;
+ struct annotation *notes = symbol__annotation(sym);
+ struct source_line *src_line = notes->src->lines;
+ struct sym_hist *h = annotation__histogram(notes, evidx);
s64 offset = self->offset;
- struct objdump_line *next = objdump__get_next_ip_line(head, self);
-
+ struct objdump_line *next;
+ next = objdump__get_next_ip_line(&notes->src->source, self);
while (offset < (s64)len &&
(next == NULL || offset < next->offset)) {
- if (sym_ext) {
- percent += sym_ext[offset].percent;
+ if (src_line) {
+ percent += src_line[offset].percent;
} else
- hits += h->ip[offset];
+ hits += h->addr[offset];
++offset;
}
-
- if (sym_ext == NULL && h->sum)
+ /*
+ * If the percentage wasn't already calculated in
+ * symbol__get_source_line, do it now:
+ */
+ if (src_line == NULL && h->sum)
percent = 100.0 * hits / h->sum;
}
@@ -133,103 +139,161 @@ static void annotate_browser__set_top(struct annotate_browser *self,
self->curr_hot = nd;
}
-static int annotate_browser__run(struct annotate_browser *self)
+static void annotate_browser__calc_percent(struct annotate_browser *browser,
+ int evidx)
{
- struct rb_node *nd;
- struct hist_entry *he = self->b.priv;
- int key;
+ struct symbol *sym = browser->b.priv;
+ struct annotation *notes = symbol__annotation(sym);
+ struct objdump_line *pos;
- if (ui_browser__show(&self->b, he->ms.sym->name,
- "<-, -> or ESC: exit, TAB/shift+TAB: cycle thru samples") < 0)
- return -1;
+ browser->entries = RB_ROOT;
+
+ pthread_mutex_lock(&notes->lock);
+
+ list_for_each_entry(pos, &notes->src->source, node) {
+ struct objdump_line_rb_node *rbpos = objdump_line__rb(pos);
+ rbpos->percent = objdump_line__calc_percent(pos, sym, evidx);
+ if (rbpos->percent < 0.01) {
+ RB_CLEAR_NODE(&rbpos->rb_node);
+ continue;
+ }
+ objdump__insert_line(&browser->entries, rbpos);
+ }
+ pthread_mutex_unlock(&notes->lock);
+
+ browser->curr_hot = rb_last(&browser->entries);
+}
+
+static int annotate_browser__run(struct annotate_browser *self, int evidx,
+ int refresh)
+{
+ struct rb_node *nd = NULL;
+ struct symbol *sym = self->b.priv;
/*
- * To allow builtin-annotate to cycle thru multiple symbols by
+ * RIGHT To allow builtin-annotate to cycle thru multiple symbols by
* examining the exit key for this function.
*/
- ui_browser__add_exit_key(&self->b, NEWT_KEY_RIGHT);
+ int exit_keys[] = { 'H', NEWT_KEY_TAB, NEWT_KEY_UNTAB,
+ NEWT_KEY_RIGHT, 0 };
+ int key;
+
+ if (ui_browser__show(&self->b, sym->name,
+ "<-, -> or ESC: exit, TAB/shift+TAB: "
+ "cycle hottest lines, H: Hottest") < 0)
+ return -1;
+
+ ui_browser__add_exit_keys(&self->b, exit_keys);
+ annotate_browser__calc_percent(self, evidx);
+
+ if (self->curr_hot)
+ annotate_browser__set_top(self, self->curr_hot);
nd = self->curr_hot;
- if (nd) {
- int tabs[] = { NEWT_KEY_TAB, NEWT_KEY_UNTAB, 0 };
- ui_browser__add_exit_keys(&self->b, tabs);
- }
+
+ if (refresh != 0)
+ newtFormSetTimer(self->b.form, refresh);
while (1) {
key = ui_browser__run(&self->b);
+ if (refresh != 0) {
+ annotate_browser__calc_percent(self, evidx);
+ /*
+ * Current line focus got out of the list of most active
+ * lines, NULL it so that if TAB|UNTAB is pressed, we
+ * move to curr_hot (current hottest line).
+ */
+ if (nd != NULL && RB_EMPTY_NODE(nd))
+ nd = NULL;
+ }
+
switch (key) {
+ case -1:
+ /*
+ * FIXME we need to check if it was
+ * es.reason == NEWT_EXIT_TIMER
+ */
+ if (refresh != 0)
+ symbol__annotate_decay_histogram(sym, evidx);
+ continue;
case NEWT_KEY_TAB:
- nd = rb_prev(nd);
- if (nd == NULL)
- nd = rb_last(&self->entries);
- annotate_browser__set_top(self, nd);
+ if (nd != NULL) {
+ nd = rb_prev(nd);
+ if (nd == NULL)
+ nd = rb_last(&self->entries);
+ } else
+ nd = self->curr_hot;
break;
case NEWT_KEY_UNTAB:
- nd = rb_next(nd);
- if (nd == NULL)
- nd = rb_first(&self->entries);
- annotate_browser__set_top(self, nd);
+ if (nd != NULL)
+ nd = rb_next(nd);
+ if (nd == NULL)
+ nd = rb_first(&self->entries);
+ else
+ nd = self->curr_hot;
+ break;
+ case 'H':
+ nd = self->curr_hot;
break;
default:
goto out;
}
+
+ if (nd != NULL)
+ annotate_browser__set_top(self, nd);
}
out:
ui_browser__hide(&self->b);
return key;
}
-int hist_entry__tui_annotate(struct hist_entry *self)
+int hist_entry__tui_annotate(struct hist_entry *he, int evidx)
+{
+ return symbol__tui_annotate(he->ms.sym, he->ms.map, evidx, 0);
+}
+
+int symbol__tui_annotate(struct symbol *sym, struct map *map, int evidx,
+ int refresh)
{
struct objdump_line *pos, *n;
- struct objdump_line_rb_node *rbpos;
- LIST_HEAD(head);
+ struct annotation *notes = symbol__annotation(sym);
struct annotate_browser browser = {
.b = {
- .entries = &head,
+ .entries = &notes->src->source,
.refresh = ui_browser__list_head_refresh,
.seek = ui_browser__list_head_seek,
.write = annotate_browser__write,
- .priv = self,
+ .priv = sym,
},
};
int ret;
- if (self->ms.sym == NULL)
+ if (sym == NULL)
return -1;
- if (self->ms.map->dso->annotate_warned)
+ if (map->dso->annotate_warned)
return -1;
- if (hist_entry__annotate(self, &head, sizeof(*rbpos)) < 0) {
+ if (symbol__annotate(sym, map, sizeof(struct objdump_line_rb_node)) < 0) {
ui__error_window(ui_helpline__last_msg);
return -1;
}
ui_helpline__push("Press <- or ESC to exit");
- list_for_each_entry(pos, &head, node) {
+ list_for_each_entry(pos, &notes->src->source, node) {
+ struct objdump_line_rb_node *rbpos;
size_t line_len = strlen(pos->line);
+
if (browser.b.width < line_len)
browser.b.width = line_len;
rbpos = objdump_line__rb(pos);
rbpos->idx = browser.b.nr_entries++;
- rbpos->percent = objdump_line__calc_percent(pos, &head, self->ms.sym);
- if (rbpos->percent < 0.01)
- continue;
- objdump__insert_line(&browser.entries, rbpos);
}
- /*
- * Position the browser at the hottest line.
- */
- browser.curr_hot = rb_last(&browser.entries);
- if (browser.curr_hot)
- annotate_browser__set_top(&browser, browser.curr_hot);
-
browser.b.width += 18; /* Percentage */
- ret = annotate_browser__run(&browser);
- list_for_each_entry_safe(pos, n, &head, node) {
+ ret = annotate_browser__run(&browser, evidx, refresh);
+ list_for_each_entry_safe(pos, n, &notes->src->source, node) {
list_del(&pos->node);
objdump_line__free(pos);
}
generated by cgit v1.2.3-70-g09d2 (git 2.46.0) at 2024-11-22 03:38:53 +0000