From 1bc5aee63eb72b341f506ad058502cd0361f0d10 Mon Sep 17 00:00:00 2001 From: Ben Cheng Date: Tue, 25 Mar 2014 22:37:19 -0700 Subject: Initial checkin of GCC 4.9.0 from trunk (r208799). Change-Id: I48a3c08bb98542aa215912a75f03c0890e497dba --- gcc-4.9/gcc/alloc-pool.h | 66 ++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 66 insertions(+) create mode 100644 gcc-4.9/gcc/alloc-pool.h (limited to 'gcc-4.9/gcc/alloc-pool.h') diff --git a/gcc-4.9/gcc/alloc-pool.h b/gcc-4.9/gcc/alloc-pool.h new file mode 100644 index 000000000..ab99cc650 --- /dev/null +++ b/gcc-4.9/gcc/alloc-pool.h @@ -0,0 +1,66 @@ +/* Functions to support a pool of allocatable objects + Copyright (C) 1997-2014 Free Software Foundation, Inc. + Contributed by Daniel Berlin + +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 3, 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 COPYING3. If not see +. */ +#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; + + /* These are the elements that have been allocated at least once and freed. */ + alloc_pool_list returned_free_list; + + /* These are the elements that have not yet been allocated out of + the last block obtained from XNEWVEC. */ + char* virgin_free_list; + + /* The number of elements in the virgin_free_list that can be + allocated before needing another block. */ + size_t virgin_elts_remaining; + + 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 empty_alloc_pool (alloc_pool); +extern void free_alloc_pool_if_empty (alloc_pool *); +extern void *pool_alloc (alloc_pool) ATTRIBUTE_MALLOC; +extern void pool_free (alloc_pool, void *); +extern void dump_alloc_pool_statistics (void); +#endif -- cgit v1.2.3