libspin/gspin-mempool.c File Reference

#include <stdio.h>
#include <stdlib.h>
#include "gspin-tree.h"
#include "gspin-mempool.h"

Include dependency graph for gspin-mempool.c:

Go to the source code of this file.

Defines
#define	GS_MEMBLOCK_SIZE   0x1000000
#define	GS_BLOCK_IDX_SHIFT_AMT   24
#define	GS_OFST_IN_BLK_MASK   0xffffff
Functions/Subroutines
gs_memblock_t *	gs_new_memblock (int id)
void *	__gs_mempool_alloc (unsigned int arena_id, unsigned int count)
gs_void_t *	gs_mempool_idx2address (int arena_id, int cell_index)
long	gs_mempool_address2byteofst (int arena_id, char *p)
Variables
gs_arena_t	gs_mempool [GS_ARENA_COUNT]
static gs_memblock_t *	memblk_cache [GS_ARENA_COUNT] = {NULL, NULL}
char *	mem_seg

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Define Documentation

#define GS_BLOCK_IDX_SHIFT_AMT   24

Definition at line 40 of file gspin-mempool.c.

Referenced by __gs_mempool_alloc(), and gs_mempool_idx2address().

#define GS_MEMBLOCK_SIZE   0x1000000

Definition at line 37 of file gspin-mempool.c.

Referenced by __gs_mempool_alloc(), gs_mempool_address2byteofst(), and gs_new_memblock().

#define GS_OFST_IN_BLK_MASK   0xffffff

Definition at line 41 of file gspin-mempool.c.

Referenced by __gs_mempool_alloc(), and gs_mempool_idx2address().

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Function Documentation

void* __gs_mempool_alloc	(	unsigned int	arena_id,
		unsigned int	count
	)

Definition at line 64 of file gspin-mempool.c.

References gs_memblock::block_id, gs_arena::current_index, gs_arena::firstblock, GS_BLOCK_IDX_SHIFT_AMT, GS_MEMBLOCK_SIZE, gs_new_memblock(), GS_OFST_IN_BLK_MASK, gs_arena::lastblock, gs_memblock::mem, gs_memblock::next, NULL, and p.

Referenced by __gs(), and _gs_s().

long gs_mempool_address2byteofst	(	int	arena_id,
		char *	p
	)

Definition at line 110 of file gspin-mempool.c.

References gs_memblock::block_id, gs_arena::firstblock, GS_ARENA, GS_ASSERT, GS_MEMBLOCK_SIZE, mem, gs_memblock::mem, mem_seg, gs_memblock::next, and NULL.

Referenced by gs_dump_core(), gs_dump_leaf(), and gs_write().

gs_void_t* gs_mempool_idx2address	(	int	arena_id,
		int	cell_index
	)

Definition at line 89 of file gspin-mempool.c.

References gs_arena::firstblock, GS_BLOCK_IDX_SHIFT_AMT, GS_OFST_IN_BLK_MASK, gs_memblock::mem, gs_memblock::next, and NULL.

Referenced by gs_write().

gs_memblock_t* gs_new_memblock

(

int

id

)

Definition at line 52 of file gspin-mempool.c.

References gs_memblock::block_id, calloc(), fprintf(), GS_MEMBLOCK_SIZE, malloc, gs_memblock::mem, gs_memblock::next, and NULL.

Referenced by __gs_mempool_alloc().

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Variable Documentation

gs_arena_t gs_mempool[GS_ARENA_COUNT]

Initial value:

 {

  { NULL, NULL, 0 }, 
  { NULL, NULL, 0 }, 

}

Definition at line 44 of file gspin-mempool.c.

Referenced by __gs(), and gs_write().

char* mem_seg

Definition at line 74 of file gspin-io.c.

Referenced by gs_mempool_address2byteofst().

gs_memblock_t* memblk_cache[GS_ARENA_COUNT] = {NULL, NULL} [static]

Definition at line 86 of file gspin-mempool.c.