summaryrefslogtreecommitdiff
path: root/includes/rts/storage/MBlock.h
blob: 9fbe92ec7d4296064b89e7776aa3817fb1cdf874 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
/* -----------------------------------------------------------------------------
 *
 * (c) The GHC Team, 1998-2008
 *
 * MegaBlock Allocator interface.
 *
 * See wiki commentary at
 *  http://ghc.haskell.org/trac/ghc/wiki/Commentary/HeapAlloced
 *
 * ---------------------------------------------------------------------------*/

#pragma once

extern W_ peak_mblocks_allocated;
extern W_ mblocks_allocated;

extern void initMBlocks(void);
extern void * getMBlock(void);
extern void * getMBlocks(uint32_t n);
extern void * getMBlockOnNode(uint32_t node);
extern void * getMBlocksOnNode(uint32_t node, uint32_t n);
extern void freeMBlocks(void *addr, uint32_t n);
extern void releaseFreeMemory(void);
extern void freeAllMBlocks(void);

extern void *getFirstMBlock(void **state);
extern void *getNextMBlock(void **state, void *mblock);

#ifdef THREADED_RTS
// needed for HEAP_ALLOCED below
extern SpinLock gc_alloc_block_sync;
#endif