61 lines
2.2 KiB
C
61 lines
2.2 KiB
C
/***********************************************************************/
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/* */
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/* OCaml */
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/* */
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/* Damien Doligez, projet Para, INRIA Rocquencourt */
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/* */
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/* Copyright 1996 Institut National de Recherche en Informatique et */
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/* en Automatique. All rights reserved. This file is distributed */
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/* under the terms of the GNU Library General Public License, with */
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/* the special exception on linking described in file ../LICENSE. */
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/* */
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/***********************************************************************/
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#ifndef CAML_MAJOR_GC_H
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#define CAML_MAJOR_GC_H
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#include "freelist.h"
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#include "misc.h"
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typedef struct {
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void *block; /* address of the malloced block this chunk lives in */
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asize_t alloc; /* in bytes, used for compaction */
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asize_t size; /* in bytes */
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char *next;
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} heap_chunk_head;
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#define Chunk_size(c) (((heap_chunk_head *) (c)) [-1]).size
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#define Chunk_alloc(c) (((heap_chunk_head *) (c)) [-1]).alloc
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#define Chunk_next(c) (((heap_chunk_head *) (c)) [-1]).next
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#define Chunk_block(c) (((heap_chunk_head *) (c)) [-1]).block
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extern int caml_gc_phase;
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extern int caml_gc_subphase;
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extern uintnat caml_allocated_words;
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extern double caml_extra_heap_resources;
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extern uintnat caml_dependent_size, caml_dependent_allocated;
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extern uintnat caml_fl_wsz_at_phase_change;
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#define Phase_mark 0
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#define Phase_sweep 1
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#define Phase_idle 2
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#define Subphase_main 10
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#define Subphase_weak1 11
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#define Subphase_weak2 12
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#define Subphase_final 13
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CAMLextern char *caml_heap_start;
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extern uintnat total_heap_size;
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extern char *caml_gc_sweep_hp;
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void caml_init_major_heap (asize_t); /* size in bytes */
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asize_t caml_round_heap_chunk_wsz (asize_t);
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void caml_darken (value, value *);
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intnat caml_major_collection_slice (intnat);
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void major_collection (void);
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void caml_finish_major_cycle (void);
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#endif /* CAML_MAJOR_GC_H */
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