Change use to type-based pool allocator in cselib.c.

	* cselib.c (new_elt_list):Use new type-based pool allocator.
	(new_elt_loc_list) Likewise.
	(unchain_one_elt_list) Likewise.
	(unchain_one_elt_loc_list) Likewise.
	(unchain_one_value) Likewise.
	(new_cselib_val) Likewise.
	(cselib_init) Likewise.
	(cselib_finish) Likewise.


git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@223952 138bc75d-0d04-0410-961f-82ee72b054a4

1 files changed, 32 insertions, 1 deletions

diff --git a/gcc/cselib.h b/gcc/cselib.h
index 082bf5490f2..cdd06ad952a 100644
--- a/gcc/cselib.h
+++ b/gcc/cselib.h
@@ -21,7 +21,8 @@ along with GCC; see the file COPYING3.  If not see
 #define GCC_CSELIB_H
 
 /* Describe a value.  */
-struct cselib_val {
+struct cselib_val
+{
   /* The hash value.  */
   unsigned int hash;
 
@@ -40,6 +41,21 @@ struct cselib_val {
   struct elt_list *addr_list;
 
   struct cselib_val *next_containing_mem;
+
+  /* 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 ((cselib_val *) ptr);
+  }
+
+  /* Memory allocation pool.  */
+  static pool_allocator<cselib_val> pool;
 };
 
 /* A list of rtl expressions that hold the same value.  */
@@ -50,6 +66,21 @@ struct elt_loc_list {
   rtx loc;
   /* The insn that made the equivalence.  */
   rtx_insn *setting_insn;
+
+  /* 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 ((elt_loc_list *) ptr);
+  }
+
+  /* Memory allocation pool.  */
+  static pool_allocator<elt_loc_list> pool;
 };
 
 /* Describe a single set that is part of an insn.  */