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minor_gc.h

/***********************************************************************/
/*                                                                     */
/*                           Objective Caml                            */
/*                                                                     */
/*             Damien Doligez, projet Para, INRIA Rocquencourt         */
/*                                                                     */
/*  Copyright 1996 Institut National de Recherche en Informatique et   */
/*  en Automatique.  All rights reserved.  This file is distributed    */
/*  under the terms of the GNU Library General Public License.         */
/*                                                                     */
/***********************************************************************/

/***---------------------------------------------------------------------
  Modified and adapted for the Lazy Virtual Machine by Daan Leijen.
  Modifications copyright 2001, Daan Leijen. This (modified) file is
  distributed under the terms of the GNU Library General Public License.
---------------------------------------------------------------------***/

/* $Id: minor_gc.h 177 2002-11-15 16:21:56Z cvs-3 $ */

#ifndef _minor_gc_
#define _minor_gc_


#include "misc.h"

extern char *young_start, *young_ptr, *young_end, *young_limit;
extern value **ref_table_ptr, **ref_table_limit;
extern asize_t minor_heap_size;
extern int in_minor_collection;

#define Is_young(val) \
  ((addr)(val) < (addr)young_end && (addr)(val) > (addr)young_start)

extern void set_minor_heap_size (asize_t);
extern void empty_minor_heap (void);
extern void minor_collection (void);
extern void garbage_collection (void); /* for the native-code system */
extern void realloc_ref_table (void);

extern void oldify_one (value, value *);
extern void oldify_mopup (void);

#define Oldify(p) do{ \
    value __oldify__v__ = *p; \
    if (Is_block (__oldify__v__) && Is_young (__oldify__v__)){ \
      oldify_one (__oldify__v__, (p)); \
    } \
  }while(0)


#endif /* _minor_gc_ */

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