diff options
Diffstat (limited to 'src')
| -rw-r--r-- | src/sqliteInt.h | 4 | ||||
| -rw-r--r-- | src/where.c | 9 | ||||
| -rw-r--r-- | src/wherecode.c | 4 |
3 files changed, 9 insertions, 8 deletions
diff --git a/src/sqliteInt.h b/src/sqliteInt.h index fffe98148..8b9bdf474 100644 --- a/src/sqliteInt.h +++ b/src/sqliteInt.h @@ -4412,12 +4412,16 @@ int sqlite3HeapNearlyFull(void); */ #ifdef SQLITE_USE_ALLOCA # define sqlite3StackAllocRaw(D,N) alloca(N) +# define sqlite3StackAllocRawNN(D,N) alloca(N) # define sqlite3StackAllocZero(D,N) memset(alloca(N), 0, N) # define sqlite3StackFree(D,P) +# define sqlite3StackFreeNN(D,P) #else # define sqlite3StackAllocRaw(D,N) sqlite3DbMallocRaw(D,N) +# define sqlite3StackAllocRawNN(D,N) sqlite3DbMallocRawNN(D,N) # define sqlite3StackAllocZero(D,N) sqlite3DbMallocZero(D,N) # define sqlite3StackFree(D,P) sqlite3DbFree(D,P) +# define sqlite3StackFreeNN(D,P) sqlite3DbFreeNN(D,P) #endif /* Do not allow both MEMSYS5 and MEMSYS3 to be defined together. If they diff --git a/src/where.c b/src/where.c index d43c2b205..c5a643879 100644 --- a/src/where.c +++ b/src/where.c @@ -4701,7 +4701,6 @@ static int wherePathSolver(WhereInfo *pWInfo, LogEst nRowEst){ int mxChoice; /* Maximum number of simultaneous paths tracked */ int nLoop; /* Number of terms in the join */ Parse *pParse; /* Parsing context */ - sqlite3 *db; /* The database connection */ int iLoop; /* Loop counter over the terms of the join */ int ii, jj; /* Loop counters */ int mxI = 0; /* Index of next entry to replace */ @@ -4720,7 +4719,6 @@ static int wherePathSolver(WhereInfo *pWInfo, LogEst nRowEst){ int nSpace; /* Bytes of space allocated at pSpace */ pParse = pWInfo->pParse; - db = pParse->db; nLoop = pWInfo->nLevel; /* TUNING: For simple queries, only the best path is tracked. ** For 2-way joins, the 5 best paths are followed. @@ -4743,7 +4741,7 @@ static int wherePathSolver(WhereInfo *pWInfo, LogEst nRowEst){ /* Allocate and initialize space for aTo, aFrom and aSortCost[] */ nSpace = (sizeof(WherePath)+sizeof(WhereLoop*)*nLoop)*mxChoice*2; nSpace += sizeof(LogEst) * nOrderBy; - pSpace = sqlite3DbMallocRawNN(db, nSpace); + pSpace = sqlite3StackAllocRawNN(pParse->db, nSpace); if( pSpace==0 ) return SQLITE_NOMEM_BKPT; aTo = (WherePath*)pSpace; aFrom = aTo+mxChoice; @@ -5001,7 +4999,7 @@ static int wherePathSolver(WhereInfo *pWInfo, LogEst nRowEst){ if( nFrom==0 ){ sqlite3ErrorMsg(pParse, "no query solution"); - sqlite3DbFreeNN(db, pSpace); + sqlite3StackFreeNN(pParse->db, pSpace); return SQLITE_ERROR; } @@ -5083,8 +5081,7 @@ static int wherePathSolver(WhereInfo *pWInfo, LogEst nRowEst){ pWInfo->nRowOut = pFrom->nRow; /* Free temporary memory and return success */ - assert( db!=0 ); - sqlite3DbNNFreeNN(db, pSpace); + sqlite3StackFreeNN(pParse->db, pSpace); return SQLITE_OK; } diff --git a/src/wherecode.c b/src/wherecode.c index 85d9be501..c2e7278d1 100644 --- a/src/wherecode.c +++ b/src/wherecode.c @@ -2314,7 +2314,7 @@ Bitmask sqlite3WhereCodeOneLoopStart( int nNotReady; /* The number of notReady tables */ SrcItem *origSrc; /* Original list of tables */ nNotReady = pWInfo->nLevel - iLevel - 1; - pOrTab = sqlite3StackAllocRaw(db, + pOrTab = sqlite3DbMallocRawNN(db, sizeof(*pOrTab)+ nNotReady*sizeof(pOrTab->a[0])); if( pOrTab==0 ) return notReady; pOrTab->nAlloc = (u8)(nNotReady + 1); @@ -2567,7 +2567,7 @@ Bitmask sqlite3WhereCodeOneLoopStart( assert( pLevel->op==OP_Return ); pLevel->p2 = sqlite3VdbeCurrentAddr(v); - if( pWInfo->nLevel>1 ){ sqlite3StackFree(db, pOrTab); } + if( pWInfo->nLevel>1 ){ sqlite3DbFreeNN(db, pOrTab); } if( !untestedTerms ) disableTerm(pLevel, pTerm); }else #endif /* SQLITE_OMIT_OR_OPTIMIZATION */ |