aboutsummaryrefslogtreecommitdiffstats
path: root/tools/perf/util/ui/browsers/annotate.c
diff options
context:
space:
mode:
Diffstat (limited to 'tools/perf/util/ui/browsers/annotate.c')
-rw-r--r--tools/perf/util/ui/browsers/annotate.c114
1 files changed, 114 insertions, 0 deletions
diff --git a/tools/perf/util/ui/browsers/annotate.c b/tools/perf/util/ui/browsers/annotate.c
new file mode 100644
index 00000000000..783d277f219
--- /dev/null
+++ b/tools/perf/util/ui/browsers/annotate.c
@@ -0,0 +1,114 @@
+#include "../browser.h"
+#include "../helpline.h"
+#include "../libslang.h"
+#include "../../hist.h"
+#include "../../sort.h"
+#include "../../symbol.h"
+
+static void ui__error_window(const char *fmt, ...)
+{
+ va_list ap;
+
+ va_start(ap, fmt);
+ newtWinMessagev((char *)"Error", (char *)"Ok", (char *)fmt, ap);
+ va_end(ap);
+}
+
+static void annotate_browser__write(struct ui_browser *self, void *entry, int row)
+{
+ struct objdump_line *ol = rb_entry(entry, struct objdump_line, node);
+ bool current_entry = ui_browser__is_current_entry(self, row);
+ int width = self->width;
+
+ if (ol->offset != -1) {
+ struct hist_entry *he = self->priv;
+ struct symbol *sym = he->ms.sym;
+ int len = he->ms.sym->end - he->ms.sym->start;
+ unsigned int hits = 0;
+ double percent = 0.0;
+ int color;
+ struct sym_priv *priv = symbol__priv(sym);
+ struct sym_ext *sym_ext = priv->ext;
+ struct sym_hist *h = priv->hist;
+ s64 offset = ol->offset;
+ struct objdump_line *next = objdump__get_next_ip_line(self->entries, ol);
+
+ while (offset < (s64)len &&
+ (next == NULL || offset < next->offset)) {
+ if (sym_ext) {
+ percent += sym_ext[offset].percent;
+ } else
+ hits += h->ip[offset];
+
+ ++offset;
+ }
+
+ if (sym_ext == NULL && h->sum)
+ percent = 100.0 * hits / h->sum;
+
+ color = ui_browser__percent_color(percent, current_entry);
+ SLsmg_set_color(color);
+ slsmg_printf(" %7.2f ", percent);
+ if (!current_entry)
+ SLsmg_set_color(HE_COLORSET_CODE);
+ } else {
+ int color = ui_browser__percent_color(0, current_entry);
+ SLsmg_set_color(color);
+ slsmg_write_nstring(" ", 9);
+ }
+
+ SLsmg_write_char(':');
+ slsmg_write_nstring(" ", 8);
+ if (!*ol->line)
+ slsmg_write_nstring(" ", width - 18);
+ else
+ slsmg_write_nstring(ol->line, width - 18);
+}
+
+int hist_entry__tui_annotate(struct hist_entry *self)
+{
+ struct newtExitStruct es;
+ struct objdump_line *pos, *n;
+ LIST_HEAD(head);
+ struct ui_browser browser = {
+ .entries = &head,
+ .refresh = ui_browser__list_head_refresh,
+ .seek = ui_browser__list_head_seek,
+ .write = annotate_browser__write,
+ .priv = self,
+ };
+ int ret;
+
+ if (self->ms.sym == NULL)
+ return -1;
+
+ if (self->ms.map->dso->annotate_warned)
+ return -1;
+
+ if (hist_entry__annotate(self, &head) < 0) {
+ ui__error_window(browser__last_msg);
+ return -1;
+ }
+
+ ui_helpline__push("Press <- or ESC to exit");
+
+ list_for_each_entry(pos, &head, node) {
+ size_t line_len = strlen(pos->line);
+ if (browser.width < line_len)
+ browser.width = line_len;
+ ++browser.nr_entries;
+ }
+
+ browser.width += 18; /* Percentage */
+ ui_browser__show(&browser, self->ms.sym->name);
+ newtFormAddHotKey(browser.form, ' ');
+ ret = ui_browser__run(&browser, &es);
+ newtFormDestroy(browser.form);
+ newtPopWindow();
+ list_for_each_entry_safe(pos, n, &head, node) {
+ list_del(&pos->node);
+ objdump_line__free(pos);
+ }
+ ui_helpline__pop();
+ return ret;
+}