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libsysprof: add scaffolding to perform category summaries

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The goal here is to summarize the categories starting from a specific
frame.
This commit is contained in:
Christian Hergert
2023-07-20 16:04:42 -07:00
parent 9400757821
commit 4a8d5007e5
6 changed files with 247 additions and 0 deletions
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74
src/libsysprof/sysprof-callgraph-frame.c
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@ -24,6 +24,7 @@
#include "sysprof-callgraph-private.h"
#include "sysprof-callgraph-frame-private.h"
#include "sysprof-category-summary.h"
#include "sysprof-enums.h"
#include "sysprof-symbol-private.h"
#include "sysprof-document-bitset-index-private.h"
@ -508,3 +509,76 @@ sysprof_callgraph_frame_get_category (SysprofCallgraphFrame *self)
return SYSPROF_CALLGRAPH_CATEGORY_UNCATEGORIZED;
}
static void
summarize_node (const SysprofCallgraphNode *node,
GListStore *store,
GHashTable *category_to_summary)
{
for (const SysprofCallgraphNode *iter = node->children; iter; iter = iter->next)
summarize_node (iter, store, category_to_summary);
}
static void
sysprof_callgraph_frame_summarize (GTask *task,
gpointer source_object,
gpointer task_data,
GCancellable *cancellable)
{
SysprofCallgraphFrame *self = source_object;
g_autoptr(GHashTable) category_to_summary = NULL;
g_autoptr(GListStore) store = NULL;
g_assert (G_IS_TASK (task));
g_assert (SYSPROF_IS_CALLGRAPH_FRAME (self));
g_assert (SYSPROF_IS_CALLGRAPH (task_data));
store = g_list_store_new (G_TYPE_OBJECT);
category_to_summary = g_hash_table_new (NULL, NULL);
summarize_node (self->node, store, category_to_summary);
g_task_return_pointer (task, g_steal_pointer (&store), g_object_unref);
}
void
sysprof_callgraph_frame_summarize_async (SysprofCallgraphFrame *self,
GCancellable *cancellable,
GAsyncReadyCallback callback,
gpointer user_data)
{
g_autoptr(GTask) task = NULL;
g_return_if_fail (SYSPROF_IS_CALLGRAPH_FRAME (self));
task = g_task_new (self, cancellable, callback, user_data);
g_task_set_source_tag (task, sysprof_callgraph_frame_summarize_async);
if (self->callgraph == NULL)
{
g_task_return_new_error (task,
G_IO_ERROR,
G_IO_ERROR_FAILED,
"Callgraph disposed");
return;
}
g_task_set_task_data (task, g_object_ref (self->callgraph), g_object_unref);
g_task_run_in_thread (task, sysprof_callgraph_frame_summarize);
}
/**
* sysprof_callgraph_frame_summarize_finish:
*
* Returns: (transfer full): a #GListModel of #SysprofCategorySummary
*/
GListModel *
sysprof_callgraph_frame_summarize_finish (SysprofCallgraphFrame *self,
GAsyncResult *result,
GError **error)
{
g_return_val_if_fail (SYSPROF_IS_CALLGRAPH_FRAME (self), NULL);
g_return_val_if_fail (G_IS_TASK (result), NULL);
return g_task_propagate_pointer (G_TASK (result), error);
}