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Simplify the way the column cache is managed around OP_Move instructions.

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FossilOrigin-Name: 320556233e19cdd9d590a09655c3465754700d39
This commit is contained in:
drh
2014-09-12 17:41:30 +00:00
parent fb046e7653
commit 236241aeb0
4 changed files with 11 additions and 18 deletions
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4
src/select.c
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@@ -488,7 +488,7 @@ static void pushOntoSorter(
sqlite3VdbeAddOp2(v, OP_Sequence, pSort->iECursor, regBase+nExpr);
}
if( nPrefixReg==0 ){
sqlite3VdbeAddOp3(v, OP_Move, regData, regBase+nExpr+bSeq, nData);
sqlite3ExprCodeMove(pParse, regData, regBase+nExpr+bSeq, nData);
}
sqlite3VdbeAddOp3(v, OP_MakeRecord, regBase+nOBSat, nBase-nOBSat, regRecord);
@@ -524,7 +524,7 @@ static void pushOntoSorter(
sqlite3VdbeAddOp2(v, OP_Gosub, pSort->regReturn, pSort->labelBkOut);
sqlite3VdbeAddOp1(v, OP_ResetSorter, pSort->iECursor);
sqlite3VdbeJumpHere(v, addrFirst);
sqlite3VdbeAddOp3(v, OP_Move, regBase, regPrevKey, pSort->nOBSat);
sqlite3ExprCodeMove(pParse, regBase, regPrevKey, pSort->nOBSat);
sqlite3VdbeJumpHere(v, addrJmp);
}
if( pSort->sortFlags & SORTFLAG_UseSorter ){