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Avoid redundant register loads during index key generation when doing a

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DELETE or INTEGRITY_CHECK on a table with multiple indices.

FossilOrigin-Name: 8f6e6149a165f516be6395fd753e163d52ffd52e
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drh
2014-01-04 19:27:05 +00:00
parent 61019c7883
commit 1c2c0b776f
7 changed files with 40 additions and 19 deletions
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src/build.c
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@@ -2678,7 +2678,7 @@ static void sqlite3RefillIndex(Parse *pParse, Index *pIndex, int memRootPage){
addr1 = sqlite3VdbeAddOp2(v, OP_Rewind, iTab, 0);
regRecord = sqlite3GetTempReg(pParse);
sqlite3GenerateIndexKey(pParse, pIndex, iTab, regRecord, 0, &iPartIdxLabel);
sqlite3GenerateIndexKey(pParse,pIndex,iTab,regRecord,0,&iPartIdxLabel,0,0);
sqlite3VdbeAddOp2(v, OP_SorterInsert, iSorter, regRecord);
sqlite3VdbeResolveLabel(v, iPartIdxLabel);
sqlite3VdbeAddOp2(v, OP_Next, iTab, addr1+1);