/* Functions to support a pool of allocatable objects.
- Copyright (C) 1987, 1997, 1998, 1999, 2000, 2001, 2003, 2004, 2005
+ Copyright (C) 1987, 1997, 1998, 1999, 2000, 2001, 2003, 2004, 2005, 2006
Free Software Foundation, Inc.
Contributed by Daniel Berlin <dan@cgsoftware.com>
free (pool);
}
+/* Frees the alloc_pool, if it is empty and zero *POOL in this case. */
+void
+free_alloc_pool_if_empty (alloc_pool *pool)
+{
+ if ((*pool)->elts_free == (*pool)->elts_allocated)
+ {
+ free_alloc_pool (*pool);
+ *pool = NULL;
+ }
+}
+
/* Allocates one element from the pool specified. */
void *
pool_alloc (alloc_pool pool)
gcc_assert (ptr);
#ifdef ENABLE_CHECKING
- memset (ptr, 0xaf, pool->elt_size - offsetof (allocation_object, u.data));
-
/* Check whether the PTR was allocated from POOL. */
gcc_assert (pool->id == ALLOCATION_OBJECT_PTR_FROM_USER_PTR (ptr)->id);
+ memset (ptr, 0xaf, pool->elt_size - offsetof (allocation_object, u.data));
+
/* Mark the element to be free. */
ALLOCATION_OBJECT_PTR_FROM_USER_PTR (ptr)->id = 0;
#else
#endif
/* Output per-alloc_pool memory usage statistics. */
-void dump_alloc_pool_statistics (void)
+void
+dump_alloc_pool_statistics (void)
{
#ifdef GATHER_STATISTICS
struct output_info info;