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perf ui annotate browser: Add list based search for addr offset

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From the hit sorted rb_tree, so that we can use it in the upcoming jump
instruction support.

Cc: David Ahern <dsahern@gmail.com>
Cc: Frederic Weisbecker <fweisbec@gmail.com>
Cc: Mike Galbraith <efault@gmx.de>
Cc: Namhyung Kim <namhyung@gmail.com>
Cc: Paul Mackerras <paulus@samba.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Stephane Eranian <eranian@google.com>
Link: http://lkml.kernel.org/n/tip-44a7kl2atf9jxlg9npmotzdg@git.kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
This commit is contained in:
Arnaldo Carvalho de Melo 2012-04-03 15:32:45 -03:00
parent 6052170249
commit b0ffb2c48a
1 changed files with 16 additions and 9 deletions
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25
tools/perf/util/ui/browsers/annotate.c
View file

@ -157,17 +157,13 @@ static void objdump__insert_line(struct rb_root *self,
} }
static void annotate_browser__set_top(struct annotate_browser *self, static void annotate_browser__set_top(struct annotate_browser *self,
struct rb_node *nd) struct objdump_line *pos, u32 idx)
{ {
struct objdump_line_rb_node *rbpos;
struct objdump_line *pos;
unsigned back; unsigned back;
ui_browser__refresh_dimensions(&self->b); ui_browser__refresh_dimensions(&self->b);
back = self->b.height / 2; back = self->b.height / 2;
rbpos = rb_entry(nd, struct objdump_line_rb_node, rb_node); self->b.top_idx = self->b.index = idx;
pos = ((struct objdump_line *)rbpos) - 1;
self->b.top_idx = self->b.index = rbpos->idx;
while (self->b.top_idx != 0 && back != 0) { while (self->b.top_idx != 0 && back != 0) {
pos = list_entry(pos->node.prev, struct objdump_line, node); pos = list_entry(pos->node.prev, struct objdump_line, node);
@ -177,7 +173,18 @@ static void annotate_browser__set_top(struct annotate_browser *self,
} }
self->b.top = pos; self->b.top = pos;
self->curr_hot = nd; }
static void annotate_browser__set_rb_top(struct annotate_browser *browser,
struct rb_node *nd)
{
struct objdump_line_rb_node *rbpos;
struct objdump_line *pos;
rbpos = rb_entry(nd, struct objdump_line_rb_node, rb_node);
pos = ((struct objdump_line *)rbpos) - 1;
annotate_browser__set_top(browser, pos, rbpos->idx);
browser->curr_hot = nd;
} }
static void annotate_browser__calc_percent(struct annotate_browser *browser, static void annotate_browser__calc_percent(struct annotate_browser *browser,
@ -308,7 +315,7 @@ static int annotate_browser__run(struct annotate_browser *self, int evidx,
annotate_browser__calc_percent(self, evidx); annotate_browser__calc_percent(self, evidx);
if (self->curr_hot) if (self->curr_hot)
annotate_browser__set_top(self, self->curr_hot); annotate_browser__set_rb_top(self, self->curr_hot);
nd = self->curr_hot; nd = self->curr_hot;
@ -382,7 +389,7 @@ static int annotate_browser__run(struct annotate_browser *self, int evidx,
} }
if (nd != NULL) if (nd != NULL)
annotate_browser__set_top(self, nd); annotate_browser__set_rb_top(self, nd);
} }
out: out:
ui_browser__hide(&self->b); ui_browser__hide(&self->b);