Change use to type-based pool allocator in et-forest.c.

	* et-forest.c (et_new_occ): Use new type-based pool allocator.
	(et_new_tree): Likewise.
	(et_free_tree): Likewise.
	(et_free_tree_force): Likewise.
	(et_free_pools): Likewise.
	(et_split): Likewise.


git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@223943 138bc75d-0d04-0410-961f-82ee72b054a4

1 files changed, 15 insertions, 0 deletions

diff --git a/gcc/et-forest.h b/gcc/et-forest.h
index b507c646e33..15c582d7ff3 100644
--- a/gcc/et-forest.h
+++ b/gcc/et-forest.h
@@ -66,6 +66,21 @@ struct et_node
 
   struct et_occ *rightmost_occ;	/* The rightmost occurrence.  */
   struct et_occ *parent_occ;	/* The occurrence of the parent node.  */
+
+  /* Pool allocation new operator.  */
+  inline void *operator new (size_t)
+  {
+    return pool.allocate ();
+  }
+
+  /* Delete operator utilizing pool allocation.  */
+  inline void operator delete (void *ptr)
+  {
+    pool.remove ((et_node *) ptr);
+  }
+
+  /* Memory allocation pool.  */
+  static pool_allocator<et_node> pool;
 };
 
 struct et_node *et_new_tree (void *data);