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Move match to front (add_trace_to_tree): Break as soon as a recursive call

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2006-11-22  Soren Sandmann <sandmann@daimi.au.dk>

        * profile.c (add_trace_to_tree): Move match to front
        (add_trace_to_tree): Break as soon as a recursive call is found.

        * stackstash.c (do_callback): Manual tail call optimization.
This commit is contained in:
Soren Sandmann
2006-11-22 07:06:04 +00:00
committed by Søren Sandmann Pedersen
parent d1a082ffec
commit d3c0e7be5c
4 changed files with 42 additions and 17 deletions
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21
profile.c
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@ -256,20 +256,30 @@ add_trace_to_tree (GList *trace, gint size, gpointer data)
GList *list;
ProfileDescendant *parent = NULL;
int i, len;
ProfileDescendant **tree = data;
ProfileDescendant **tree = data;
if (!nodes_to_unmark)
nodes_to_unmark = g_ptr_array_new ();
for (list = g_list_last (trace); list != NULL; list = list->prev)
{
gpointer address = list->data;
ProfileDescendant *match = NULL;
ProfileDescendant *prev = NULL;
for (match = *tree; match != NULL; match = match->siblings)
for (match = *tree; match != NULL; prev = match, match = match->siblings)
{
if (match->name == address)
{
if (prev)
{
/* Move to front */
prev->siblings = match->siblings;
match->siblings = *tree;
*tree = match;
}
break;
}
}
if (!match)
@ -282,7 +292,10 @@ add_trace_to_tree (GList *trace, gint size, gpointer data)
for (n = parent; n != NULL; n = n->parent)
{
if (n->name == address)
{
seen_tree_node = n;
break;
}
}
if (seen_tree_node)