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-rw-r--r--src/glsl/list.h20
1 files changed, 19 insertions, 1 deletions
diff --git a/src/glsl/list.h b/src/glsl/list.h
index a4444bda9e6..66028f649d4 100644
--- a/src/glsl/list.h
+++ b/src/glsl/list.h
@@ -345,9 +345,15 @@ struct exec_list {
void move_nodes_to(exec_list *target);
/**
- * Append all nodes from the source list to the target list
+ * Append all nodes from the source list to the end of the target list
*/
void append_list(exec_list *source);
+
+ /**
+ * Prepend all nodes from the source list to the beginning of the target
+ * list
+ */
+ void prepend_list(exec_list *source);
#endif
};
@@ -479,6 +485,13 @@ exec_list_append(struct exec_list *list, struct exec_list *source)
}
static inline void
+exec_list_prepend(struct exec_list *list, struct exec_list *source)
+{
+ exec_list_append(source, list);
+ exec_list_move_nodes_to(source, list);
+}
+
+static inline void
exec_node_insert_list_before(struct exec_node *n, struct exec_list *before)
{
if (exec_list_is_empty(before))
@@ -554,6 +567,11 @@ inline void exec_list::append_list(exec_list *source)
exec_list_append(this, source);
}
+inline void exec_list::prepend_list(exec_list *source)
+{
+ exec_list_prepend(this, source);
+}
+
inline void exec_node::insert_before(exec_list *before)
{
exec_node_insert_list_before(this, before);