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Shave a few cycles so that performance is better than 3.7.4 in speed tests.

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FossilOrigin-Name: e14649301138b6840e24a4bbd2cf5205c0f72409
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drh
2011-01-25 04:34:51 +00:00
parent 3778ac15dd
commit 41692e9d7c
4 changed files with 46 additions and 25 deletions
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7
src/btree.c
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@@ -918,14 +918,9 @@ static void btreeParseCellPtr(
/* This is the (easy) common case where the entire payload fits
** on the local page. No overflow is required.
*/
int nSize; /* Total size of cell content in bytes */
nSize = nPayload + n;
if( (pInfo->nSize = (u16)(n+nPayload))<4 ) pInfo->nSize = 4;
pInfo->nLocal = (u16)nPayload;
pInfo->iOverflow = 0;
if( (nSize & ~3)==0 ){
nSize = 4; /* Minimum cell size is 4 */
}
pInfo->nSize = (u16)nSize;
}else{
/* If the payload will not fit completely on the local page, we have
** to decide how much to store locally and how much to spill onto