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-rw-r--r--gcc-4.2.1/gcc/alloc-pool.h56
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+/* Functions to support a pool of allocatable objects
+ Copyright (C) 1997, 1998, 1999, 2000, 2001, 2003, 2004
+ Free Software Foundation, Inc.
+ Contributed by Daniel Berlin <dan@cgsoftware.com>
+
+This file is part of GCC.
+
+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.
+
+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 General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with GCC; see the file COPYING. If not, write to
+the Free Software Foundation, 51 Franklin Street, Fifth Floor,
+Boston, MA 02110-1301, USA. */
+#ifndef ALLOC_POOL_H
+#define ALLOC_POOL_H
+
+typedef unsigned long ALLOC_POOL_ID_TYPE;
+
+typedef struct alloc_pool_list_def
+{
+ struct alloc_pool_list_def *next;
+}
+ *alloc_pool_list;
+
+typedef struct alloc_pool_def
+{
+ const char *name;
+#ifdef ENABLE_CHECKING
+ ALLOC_POOL_ID_TYPE id;
+#endif
+ size_t elts_per_block;
+ alloc_pool_list free_list;
+ size_t elts_allocated;
+ size_t elts_free;
+ size_t blocks_allocated;
+ alloc_pool_list block_list;
+ size_t block_size;
+ size_t elt_size;
+}
+ *alloc_pool;
+
+extern alloc_pool create_alloc_pool (const char *, size_t, size_t);
+extern void free_alloc_pool (alloc_pool);
+extern void free_alloc_pool_if_empty (alloc_pool *);
+extern void *pool_alloc (alloc_pool);
+extern void pool_free (alloc_pool, void *);
+extern void dump_alloc_pool_statistics (void);
+#endif