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Implement the "lookaside" memory allocation cache. Use of this cache makes

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the speed1.test script run about 15% faster.  Added new interfaces to
control the cache. (CVS 5488)

FossilOrigin-Name: e48f9697e9fea339e150ddc32940760027dd07d9
This commit is contained in:
drh
2008-07-28 19:34:53 +00:00
parent 78bd9ca86f
commit 633e6d57d9
50 changed files with 999 additions and 624 deletions
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5
src/vdbeInt.h
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@@ -15,7 +15,7 @@
** 6000 lines long) it was split up into several smaller files and
** this header information was factored out.
**
** $Id: vdbeInt.h,v 1.150 2008/07/26 18:26:10 danielk1977 Exp $
** $Id: vdbeInt.h,v 1.151 2008/07/28 19:34:54 drh Exp $
*/
#ifndef _VDBEINT_H_
#define _VDBEINT_H_
@@ -245,6 +245,7 @@ struct FifoPage {
typedef struct Fifo Fifo;
struct Fifo {
int nEntry; /* Total number of entries */
sqlite3 *db; /* The associated database connection */
FifoPage *pFirst; /* First page on the list */
FifoPage *pLast; /* Last page on the list */
};
@@ -434,7 +435,7 @@ int sqlite3VdbeMemTranslate(Mem*, u8);
void sqlite3VdbeMemPrettyPrint(Mem *pMem, char *zBuf);
#endif
int sqlite3VdbeMemHandleBom(Mem *pMem);
void sqlite3VdbeFifoInit(Fifo*);
void sqlite3VdbeFifoInit(Fifo*, sqlite3*);
int sqlite3VdbeFifoPush(Fifo*, i64);
int sqlite3VdbeFifoPop(Fifo*, i64*);
void sqlite3VdbeFifoClear(Fifo*);