/* -----------------------------------------------------------------------------
- * $Id: StoragePriv.h,v 1.2 1998/12/02 13:28:59 simonm Exp $
+ * $Id: StoragePriv.h,v 1.24 2002/12/19 14:33:23 simonmar Exp $
+ *
+ * (c) The GHC Team, 1998-1999
*
* Internal Storage Manger Interface
*
* ---------------------------------------------------------------------------*/
-extern bdescr *allocNursery (bdescr *last_bd, nat blocks);
+#ifndef STORAGEPRIV_H
+#define STORAGEPRIV_H
+
+#include <stddef.h>
+
+#define END_OF_STATIC_LIST stgCast(StgClosure*,1)
+
+extern generation *generations;
+
+extern generation *g0;
+extern step *g0s0;
+extern generation *oldest_gen;
+
extern void newCAF(StgClosure*);
-extern StgTSO *relocate_TSO(StgTSO *src, StgTSO *dest);
+extern void newDynCAF(StgClosure *);
+
+extern void move_TSO(StgTSO *src, StgTSO *dest);
+extern StgTSO *relocate_stack(StgTSO *dest, ptrdiff_t diff);
+
+extern StgClosure *static_objects;
+extern StgClosure *scavenged_static_objects;
+
+extern StgWeak *old_weak_ptr_list;
extern StgWeak *weak_ptr_list;
extern StgClosure *caf_list;
+extern StgTSO *resurrected_threads;
+
extern bdescr *small_alloc_list;
extern bdescr *large_alloc_list;
+extern bdescr *pinned_object_block;
extern StgPtr alloc_Hp;
extern StgPtr alloc_HpLim;
extern bdescr *nursery;
-extern nat nursery_blocks;
extern nat alloc_blocks;
extern nat alloc_blocks_lim;
+extern lnat total_allocated;
+
+/* Nursery manipulation */
+extern void allocNurseries ( void );
+extern void resetNurseries ( void );
+extern bdescr * allocNursery ( bdescr *last_bd, nat blocks );
+extern void resizeNursery ( nat blocks );
+extern void tidyAllocateLists ( void );
+
+/* Stats 'n' stuff */
+extern lnat calcAllocated ( void );
+extern lnat calcLive ( void );
+extern lnat calcNeeded ( void );
+
+static inline void
+dbl_link_onto(bdescr *bd, bdescr **list)
+{
+ bd->link = *list;
+ bd->u.back = NULL;
+ if (*list) {
+ (*list)->u.back = bd; /* double-link the list */
+ }
+ *list = bd;
+}
+
+/* MUTABLE LISTS
+ * A mutable list is ended with END_MUT_LIST, so that we can use NULL
+ * as an indication that an object is not on a mutable list.
+ */
+#define END_MUT_LIST ((StgMutClosure *)(void *)&stg_END_MUT_LIST_closure)
+
+#ifdef DEBUG
+extern void memInventory(void);
+extern void checkSanity(void);
+extern nat countBlocks(bdescr *);
+#endif
+
+/* Functions from GC.c
+ */
+extern void threadPaused ( StgTSO * );
+extern StgClosure * isAlive ( StgClosure *p );
+extern void markCAFs ( evac_fn evac );
+
+#endif /* STORAGEPRIV_H */