66 lines
2.3 KiB
C
66 lines
2.3 KiB
C
/*
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* Copyright 1988, 1989 Hans-J. Boehm, Alan J. Demers
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* Copyright (c) 1991-1995 by Xerox Corporation. All rights reserved.
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* Copyright 1996-1999 by Silicon Graphics. All rights reserved.
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* Copyright 1999 by Hewlett-Packard Company. All rights reserved.
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*
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* THIS MATERIAL IS PROVIDED AS IS, WITH ABSOLUTELY NO WARRANTY EXPRESSED
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* OR IMPLIED. ANY USE IS AT YOUR OWN RISK.
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*
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* Permission is hereby granted to use or copy this program
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* for any purpose, provided the above notices are retained on all copies.
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* Permission to modify the code and to distribute modified code is granted,
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* provided the above notices are retained, and a notice that the code was
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* modified is included with the above copyright notice.
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*/
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/* This file assumes the collector has been compiled with GC_GCJ_SUPPORT. */
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/*
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* We allocate objects whose first word contains a pointer to a struct
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* describing the object type. This struct contains a garbage collector mark
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* descriptor at offset MARK_DESCR_OFFSET. Alternatively, the objects
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* may be marked by the mark procedure passed to GC_init_gcj_malloc.
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*/
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#ifndef GC_VECTOR_H
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#define GC_VECTOR_H
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/* Gcj keeps GC descriptor as second word of vtable. This */
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/* probably needs to be adjusted for other clients. */
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/* We currently assume that this offset is such that: */
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/* - all objects of this kind are large enough to have */
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/* a value at that offset, and */
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/* - it is not zero. */
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/* These assumptions allow objects on the free list to be */
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/* marked normally. */
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#ifndef GC_H
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# include "gc.h"
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#endif
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# include "gc_typed.h"
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#ifdef __cplusplus
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extern "C" {
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#endif
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GC_API void GC_CALL GC_init_gcj_vector (int /* mp_index */,
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void * /* really mark_proc */ /* mp */);
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GC_API GC_ATTR_MALLOC void * GC_CALL GC_gcj_vector_malloc(size_t /* lb */,
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void * /* ptr_to_struct_containing_descr */);
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GC_API struct GC_ms_entry *GC_CALL
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GC_gcj_vector_mark_proc (struct GC_ms_entry *mark_stack_ptr,
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GC_descr element_desc,
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GC_word*start,
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GC_word*end,
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int words_per_element);
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#ifdef __cplusplus
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} /* extern "C" */
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#endif
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#endif /* GC_VECTOR_H */
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