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yaml
---
r: 338982
b: refs/heads/master
c: 4112796
h: refs/heads/master
v: v3
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Namhyung Kim authored and Arnaldo Carvalho de Melo committed Nov 9, 2012
1 parent 5113983 commit 9d78e5d
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Showing 3 changed files with 54 additions and 4 deletions.
2 changes: 1 addition & 1 deletion [refs]
Original file line number Diff line number Diff line change
@@ -1,2 +1,2 @@
---
refs/heads/master: 32ae1efd9d40645601cd4e09fa83a2711dd1ad6d
refs/heads/master: 411279658adf6a4f5bb25ec032a39ae905bcf234
55 changes: 52 additions & 3 deletions trunk/tools/perf/util/annotate.c
Original file line number Diff line number Diff line change
Expand Up @@ -858,12 +858,41 @@ static void insert_source_line(struct rb_root *root, struct source_line *src_lin
struct source_line *iter;
struct rb_node **p = &root->rb_node;
struct rb_node *parent = NULL;
int ret;

while (*p != NULL) {
parent = *p;
iter = rb_entry(parent, struct source_line, node);

if (src_line->percent > iter->percent)
ret = strcmp(iter->path, src_line->path);
if (ret == 0) {
iter->percent_sum += src_line->percent;
return;
}

if (ret < 0)
p = &(*p)->rb_left;
else
p = &(*p)->rb_right;
}

src_line->percent_sum = src_line->percent;

rb_link_node(&src_line->node, parent, p);
rb_insert_color(&src_line->node, root);
}

static void __resort_source_line(struct rb_root *root, struct source_line *src_line)
{
struct source_line *iter;
struct rb_node **p = &root->rb_node;
struct rb_node *parent = NULL;

while (*p != NULL) {
parent = *p;
iter = rb_entry(parent, struct source_line, node);

if (src_line->percent_sum > iter->percent_sum)
p = &(*p)->rb_left;
else
p = &(*p)->rb_right;
Expand All @@ -873,6 +902,24 @@ static void insert_source_line(struct rb_root *root, struct source_line *src_lin
rb_insert_color(&src_line->node, root);
}

static void resort_source_line(struct rb_root *dest_root, struct rb_root *src_root)
{
struct source_line *src_line;
struct rb_node *node;

node = rb_first(src_root);
while (node) {
struct rb_node *next;

src_line = rb_entry(node, struct source_line, node);
next = rb_next(node);
rb_erase(node, src_root);

__resort_source_line(dest_root, src_line);
node = next;
}
}

static void symbol__free_source_line(struct symbol *sym, int len)
{
struct annotation *notes = symbol__annotation(sym);
Expand All @@ -897,6 +944,7 @@ static int symbol__get_source_line(struct symbol *sym, struct map *map,
struct source_line *src_line;
struct annotation *notes = symbol__annotation(sym);
struct sym_hist *h = annotation__histogram(notes, evidx);
struct rb_root tmp_root = RB_ROOT;

if (!h->sum)
return 0;
Expand Down Expand Up @@ -931,12 +979,13 @@ static int symbol__get_source_line(struct symbol *sym, struct map *map,
goto next;

strcpy(src_line[i].path, path);
insert_source_line(root, &src_line[i]);
insert_source_line(&tmp_root, &src_line[i]);

next:
pclose(fp);
}

resort_source_line(root, &tmp_root);
return 0;
}

Expand All @@ -960,7 +1009,7 @@ static void print_summary(struct rb_root *root, const char *filename)
char *path;

src_line = rb_entry(node, struct source_line, node);
percent = src_line->percent;
percent = src_line->percent_sum;
color = get_percent_color(percent);
path = src_line->path;

Expand Down
1 change: 1 addition & 0 deletions trunk/tools/perf/util/annotate.h
Original file line number Diff line number Diff line change
Expand Up @@ -76,6 +76,7 @@ struct sym_hist {
struct source_line {
struct rb_node node;
double percent;
double percent_sum;
char *path;
};

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