Changeset 609 for branches/GNU/src/binutils/include/splay-tree.h

Timestamp:

Aug 16, 2003, 6:59:22 PM (22 years ago)

Author:

bird

Message:

binutils v2.14 - offical sources.

File:

• branches/GNU/src/binutils/include/splay-tree.h (modified) (6 diffs, 1 prop)

branches/GNU/src/binutils/include/splay-tree.h

@@ -1 +1 @@
 /* A splay-tree datatype.  
-   Copyright 1998, 1999, 2000 Free Software Foundation, Inc.
+   Copyright 1998, 1999, 2000, 2002 Free Software Foundation, Inc.
    Contributed by Mark Mitchell (mark@markmitchell.com).
 
-This file is part of GNU CC.
+This file is part of GCC.
    
-GNU CC is free software; you can redistribute it and/or modify it
+GCC is free software; you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by
 the Free Software Foundation; either version 2, or (at your option)
 any later version.
 
-GNU CC is distributed in the hope that it will be useful, but
+GCC is distributed in the hope that it will be useful, but
 WITHOUT ANY WARRANTY; without even the implied warranty of
 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
@@ -16 +16 @@
 
 You should have received a copy of the GNU General Public License
-along with GNU CC; see the file COPYING.  If not, write to
+along with GCC; see the file COPYING.  If not, write to
 the Free Software Foundation, 59 Temple Place - Suite 330,
 Boston, MA 02111-1307, USA.  */
@@ -35 +35 @@
 #endif /* __cplusplus */
 
-#include <ansidecl.h>
+#include "ansidecl.h"
+
+#ifndef GTY
+#define GTY(X)
+#endif
 
 /* Use typedefs for the key and data types to facilitate changing
@@ -62 +66 @@
 typedef int (*splay_tree_foreach_fn) PARAMS((splay_tree_node, void*));
 
+/* The type of a function used to allocate memory for tree root and
+   node structures.  The first argument is the number of bytes needed;
+   the second is a data pointer the splay tree functions pass through
+   to the allocator.  This function must never return zero.  */
+typedef PTR (*splay_tree_allocate_fn) PARAMS((int, void *));
+
+/* The type of a function used to free memory allocated using the
+   corresponding splay_tree_allocate_fn.  The first argument is the
+   memory to be freed; the latter is a data pointer the splay tree
+   functions pass through to the freer.  */
+typedef void (*splay_tree_deallocate_fn) PARAMS((void *, void *));
+
 /* The nodes in the splay tree.  */
-struct splay_tree_node_s
+struct splay_tree_node_s GTY(())
 {
   /* The key.  */
-  splay_tree_key key;
+  splay_tree_key GTY ((use_param1 (""))) key;
 
   /* The value.  */
-  splay_tree_value value;
+  splay_tree_value GTY ((use_param2 (""))) value;
 
   /* The left and right children, respectively.  */
-  splay_tree_node left;
-  splay_tree_node right;
+  splay_tree_node GTY ((use_params (""))) left;
+  splay_tree_node GTY ((use_params (""))) right;
 };
 
 /* The splay tree itself.  */
-typedef struct splay_tree_s
+struct splay_tree_s GTY(())
 {
   /* The root of the tree.  */
-  splay_tree_node root;
+  splay_tree_node GTY ((use_params (""))) root;
 
   /* The comparision function.  */
@@ -90 +106 @@
   /* The deallocate-value function.  NULL if no cleanup is necessary.  */
   splay_tree_delete_value_fn delete_value;
-} *splay_tree;
+
+  /* Allocate/free functions, and a data pointer to pass to them.  */
+  splay_tree_allocate_fn allocate;
+  splay_tree_deallocate_fn deallocate;
+  PTR GTY((skip (""))) allocate_data;
+
+};
+typedef struct splay_tree_s *splay_tree;
 
 extern splay_tree splay_tree_new        PARAMS((splay_tree_compare_fn,
                                                 splay_tree_delete_key_fn,
                                                 splay_tree_delete_value_fn));
+extern splay_tree splay_tree_new_with_allocator
+                                        PARAMS((splay_tree_compare_fn,
+                                                splay_tree_delete_key_fn,
+                                                splay_tree_delete_value_fn,
+                                                splay_tree_allocate_fn,
+                                                splay_tree_deallocate_fn,
+                                                void *));
 extern void splay_tree_delete           PARAMS((splay_tree));
 extern splay_tree_node splay_tree_insert          
@@ -111 +141 @@
                                         PARAMS((splay_tree,
                                                 splay_tree_key));
+extern splay_tree_node splay_tree_max
+                                        PARAMS((splay_tree));
+extern splay_tree_node splay_tree_min
+                                        PARAMS((splay_tree));
 extern int splay_tree_foreach           PARAMS((splay_tree,
                                                 splay_tree_foreach_fn,