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About a 1% overall performance improvement by using a macro to avoid

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no-op calls to sqlite3MemReleaseExternal().

FossilOrigin-Name: ff71d20a9ed129bd1785a3f7a777ce62098735b7
This commit is contained in:
drh
2011-08-29 02:49:41 +00:00
parent 5a077b741f
commit 2d36eb43a4
5 changed files with 29 additions and 32 deletions
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4
src/vdbe.c
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@@ -673,7 +673,7 @@ int sqlite3VdbeExec(
assert( pOp->p2<=p->nMem );
pOut = &aMem[pOp->p2];
memAboutToChange(p, pOut);
sqlite3VdbeMemReleaseExternal(pOut);
MemReleaseExt(pOut);
pOut->flags = MEM_Int;
}
@@ -2344,7 +2344,7 @@ case OP_Column: {
if( aOffset[p2] ){
assert( rc==SQLITE_OK );
if( zRec ){
sqlite3VdbeMemReleaseExternal(pDest);
MemReleaseExt(pDest);
sqlite3VdbeSerialGet((u8 *)&zRec[aOffset[p2]], aType[p2], pDest);
}else{
len = sqlite3VdbeSerialTypeLen(aType[p2]);