This is the mail archive of the gcc-patches@gcc.gnu.org mailing list for the GCC project.


Index Nav: [Date Index] [Subject Index] [Author Index] [Thread Index]
Message Nav: [Date Prev] [Date Next] [Thread Prev] [Thread Next]
Other format: [Raw text]

[05/12] Move TREE_HASH hasher to header file


One more tree hasher, this time based on TREE_HASH.


gcc/
	* tree-hash-traits.h (tree_hash): New class.
	* except.c: Include tree-hash-traits.h.
	(tree_hash_traits): Use tree_hash.

Index: gcc/tree-hash-traits.h
===================================================================
--- gcc/tree-hash-traits.h	2015-06-23 15:47:41.132358999 +0100
+++ gcc/tree-hash-traits.h	2015-06-23 15:47:41.128359041 +0100
@@ -67,4 +67,16 @@ tree_ssa_name_hash::hash (tree t)
   return SSA_NAME_VERSION (t);
 }
 
+/* Hasher for general trees, based on their TREE_HASH.  */
+struct tree_hash : ggc_ptr_hash <tree_node>
+{
+  static hashval_t hash (tree);
+};
+
+inline hashval_t
+tree_hash::hash (tree t)
+{
+  return TREE_HASH (t);
+}
+
 #endif
Index: gcc/except.c
===================================================================
--- gcc/except.c	2015-06-23 15:47:41.132358999 +0100
+++ gcc/except.c	2015-06-23 15:47:41.128359041 +0100
@@ -161,14 +161,11 @@ Software Foundation; either version 3, o
 #include "tree-pass.h"
 #include "cfgloop.h"
 #include "builtins.h"
+#include "tree-hash-traits.h"
 
 static GTY(()) int call_site_base;
 
-struct tree_hash_traits : default_hashmap_traits
-{
-  static hashval_t hash (tree t) { return TREE_HASH (t); }
-};
-
+struct tree_hash_traits : simple_hashmap_traits <tree_hash> {};
 static GTY (()) hash_map<tree, tree, tree_hash_traits> *type_to_runtime_map;
 
 /* Describe the SjLj_Function_Context structure.  */


Index Nav: [Date Index] [Subject Index] [Author Index] [Thread Index]
Message Nav: [Date Prev] [Date Next] [Thread Prev] [Thread Next]