/*
* Sherlock Library -- Memory Pools
*
- * (c) 1997 Martin Mares, <mj@atrey.karlin.mff.cuni.cz>
+ * (c) 1997--1999 Martin Mares <mj@atrey.karlin.mff.cuni.cz>
*/
-#define POOL_ALIGN 4
+#ifndef POOL_ALIGN
+#define POOL_ALIGN CPU_STRUCT_ALIGN
+#endif
struct mempool {
- struct memchunk *chunks;
byte *free, *last;
+ struct memchunk *first, *current, **plast;
+ struct memchunk *first_large;
uns chunk_size, threshold;
};
struct mempool *new_pool(uns);
void free_pool(struct mempool *);
+void flush_pool(struct mempool *);
void *pool_alloc(struct mempool *, uns);
extern inline void *fast_alloc(struct mempool *p, uns l)
{
- void *f = (void *) (((uns) p->free + POOL_ALIGN - 1) & ~(POOL_ALIGN - 1));
+ byte *f = (void *) (((uns) p->free + POOL_ALIGN - 1) & ~(POOL_ALIGN - 1));
byte *ee = f + l;
if (ee > p->last)
return pool_alloc(p, l);
extern inline void *fast_alloc_noalign(struct mempool *p, uns l)
{
- void *f = p->free;
+ byte *f = p->free;
byte *ee = f + l;
if (ee > p->last)
return pool_alloc(p, l);