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Diffstat (limited to '')
| -rw-r--r-- | gc/include/gc_gcj.h | 102 |
1 files changed, 0 insertions, 102 deletions
diff --git a/gc/include/gc_gcj.h b/gc/include/gc_gcj.h deleted file mode 100644 index 5e932af..0000000 --- a/gc/include/gc_gcj.h +++ /dev/null @@ -1,102 +0,0 @@ -/* - * Copyright 1988, 1989 Hans-J. Boehm, Alan J. Demers - * Copyright (c) 1991-1995 by Xerox Corporation. All rights reserved. - * Copyright 1996-1999 by Silicon Graphics. All rights reserved. - * Copyright 1999 by Hewlett-Packard Company. All rights reserved. - * - * THIS MATERIAL IS PROVIDED AS IS, WITH ABSOLUTELY NO WARRANTY EXPRESSED - * OR IMPLIED. ANY USE IS AT YOUR OWN RISK. - * - * Permission is hereby granted to use or copy this program - * for any purpose, provided the above notices are retained on all copies. - * Permission to modify the code and to distribute modified code is granted, - * provided the above notices are retained, and a notice that the code was - * modified is included with the above copyright notice. - */ - -/* This file assumes the collector has been compiled with GC_GCJ_SUPPORT */ -/* and that an ANSI C compiler is available. */ - -/* - * We allocate objects whose first word contains a pointer to a struct - * describing the object type. This struct contains a garbage collector mark - * descriptor at offset MARK_DESCR_OFFSET. Alternatively, the objects - * may be marked by the mark procedure passed to GC_init_gcj_malloc. - */ - -#ifndef GC_GCJ_H - -#define GC_GCJ_H - -#ifndef MARK_DESCR_OFFSET -# define MARK_DESCR_OFFSET sizeof(word) -#endif - /* Gcj keeps GC descriptor as second word of vtable. This */ - /* probably needs to be adjusted for other clients. */ - /* We currently assume that this offset is such that: */ - /* - all objects of this kind are large enough to have */ - /* a value at that offset, and */ - /* - it is not zero. */ - /* These assumptions allow objects on the free list to be */ - /* marked normally. */ - -#ifndef _GC_H -# include "gc.h" -#endif - -/* The following allocators signal an out of memory condition with */ -/* return GC_oom_fn(bytes); */ - -/* The following function must be called before the gcj allocators */ -/* can be invoked. */ -/* mp_index and mp are the index and mark_proc (see gc_mark.h) */ -/* respectively for the allocated objects. Mark_proc will be */ -/* used to build the descriptor for objects allocated through the */ -/* debugging interface. The mark_proc will be invoked on all such */ -/* objects with an "environment" value of 1. The client may chose */ -/* to use the same mark_proc for some of its generated mark descriptors.*/ -/* In that case, it should use a different "environment" value to */ -/* detect the presence or absence of the debug header. */ -/* Mp is really of type mark_proc, as defined in gc_mark.h. We don't */ -/* want to include that here for namespace pollution reasons. */ -extern void GC_init_gcj_malloc(int mp_index, void * /* really mark_proc */mp); - -/* Allocate an object, clear it, and store the pointer to the */ -/* type structure (vtable in gcj). */ -/* This adds a byte at the end of the object if GC_malloc would.*/ -extern void * GC_gcj_malloc(size_t lb, void * ptr_to_struct_containing_descr); -/* The debug versions allocate such that the specified mark_proc */ -/* is always invoked. */ -extern void * GC_debug_gcj_malloc(size_t lb, - void * ptr_to_struct_containing_descr, - GC_EXTRA_PARAMS); - -/* Similar to the above, but the size is in words, and we don't */ -/* adjust it. The size is assumed to be such that it can be */ -/* allocated as a small object. */ -/* Unless it is known that the collector is not configured */ -/* with USE_MARK_BYTES and unless it is known that the object */ -/* has weak alignment requirements, lw must be even. */ -extern void * GC_gcj_fast_malloc(size_t lw, - void * ptr_to_struct_containing_descr); -extern void * GC_debug_gcj_fast_malloc(size_t lw, - void * ptr_to_struct_containing_descr, - GC_EXTRA_PARAMS); - -/* Similar to GC_gcj_malloc, but assumes that a pointer to near the */ -/* beginning of the resulting object is always maintained. */ -extern void * GC_gcj_malloc_ignore_off_page(size_t lb, - void * ptr_to_struct_containing_descr); - -# ifdef GC_DEBUG -# define GC_GCJ_MALLOC(s,d) GC_debug_gcj_malloc(s,d,GC_EXTRAS) -# define GC_GCJ_FAST_MALLOC(s,d) GC_debug_gcj_fast_malloc(s,d,GC_EXTRAS) -# define GC_GCJ_MALLOC_IGNORE_OFF_PAGE(s,d) GC_debug_gcj_malloc(s,d,GC_EXTRAS) -# else -# define GC_GCJ_MALLOC(s,d) GC_gcj_malloc(s,d) -# define GC_GCJ_FAST_MALLOC(s,d) GC_gcj_fast_malloc(s,d) -# define GC_GCJ_MALLOC_IGNORE_OFF_PAGE(s,d) \ - GC_gcj_malloc_ignore_off_page(s,d) -# endif - -#endif /* GC_GCJ_H */ |