936 static Bitmask exprSelectUsage(WhereMaskSet *pMaskSet, Select *pS){  in exprSelectUsage()  argument
940     mask |= sqlite3WhereExprListUsage(pMaskSet, pS->pEList);  in exprSelectUsage()
941     mask |= sqlite3WhereExprListUsage(pMaskSet, pS->pGroupBy);  in exprSelectUsage()
942     mask |= sqlite3WhereExprListUsage(pMaskSet, pS->pOrderBy);  in exprSelectUsage()
943     mask |= sqlite3WhereExprUsage(pMaskSet, pS->pWhere);  in exprSelectUsage()
944     mask |= sqlite3WhereExprUsage(pMaskSet, pS->pHaving);  in exprSelectUsage()
948         mask |= exprSelectUsage(pMaskSet, pSrc->a[i].pSelect);  in exprSelectUsage()
950           mask |= sqlite3WhereExprUsage(pMaskSet, pSrc->a[i].u3.pOn);  in exprSelectUsage()
953           mask |= sqlite3WhereExprListUsage(pMaskSet, pSrc->a[i].u1.pFuncArg);  in exprSelectUsage()
1055   WhereMaskSet *pMaskSet;          /* Set of table index masks */  in exprAnalyze()  local
1074   pMaskSet = &pWInfo->sMaskSet;  in exprAnalyze()
1078   pMaskSet->bVarSelect = 0;  in exprAnalyze()
1079   prereqLeft = sqlite3WhereExprUsage(pMaskSet, pExpr->pLeft);  in exprAnalyze()
1085       pTerm->prereqRight = exprSelectUsage(pMaskSet, pExpr->x.pSelect);  in exprAnalyze()
1087       pTerm->prereqRight = sqlite3WhereExprListUsage(pMaskSet, pExpr->x.pList);  in exprAnalyze()
1091     pTerm->prereqRight = sqlite3WhereExprUsage(pMaskSet, pExpr->pRight);  in exprAnalyze()
1096       prereqAll = sqlite3WhereExprUsageNN(pMaskSet, pExpr);  in exprAnalyze()
1101   if( pMaskSet->bVarSelect ) pTerm->wtFlags |= TERM_VARSELECT;  in exprAnalyze()
1104   if( prereqAll!=sqlite3WhereExprUsageNN(pMaskSet, pExpr) ){  in exprAnalyze()
1112     Bitmask x = sqlite3WhereGetMask(pMaskSet, pExpr->w.iJoin);  in exprAnalyze()
1469       prereqExpr = sqlite3WhereExprUsage(pMaskSet, pRight);  in exprAnalyze()
1470       prereqColumn = sqlite3WhereExprUsage(pMaskSet, pLeft);  in exprAnalyze()
1734   WhereMaskSet *pMaskSet,  in sqlite3WhereExprUsageFull()  argument
1738   mask = (p->op==TK_IF_NULL_ROW) ? sqlite3WhereGetMask(pMaskSet, p->iTable) : 0;  in sqlite3WhereExprUsageFull()
1739   if( p->pLeft ) mask |= sqlite3WhereExprUsageNN(pMaskSet, p->pLeft);  in sqlite3WhereExprUsageFull()
1741     mask |= sqlite3WhereExprUsageNN(pMaskSet, p->pRight);  in sqlite3WhereExprUsageFull()
1744     if( ExprHasProperty(p, EP_VarSelect) ) pMaskSet->bVarSelect = 1;  in sqlite3WhereExprUsageFull()
1745     mask |= exprSelectUsage(pMaskSet, p->x.pSelect);  in sqlite3WhereExprUsageFull()
1747     mask |= sqlite3WhereExprListUsage(pMaskSet, p->x.pList);  in sqlite3WhereExprUsageFull()
1752     mask |= sqlite3WhereExprListUsage(pMaskSet, p->y.pWin->pPartition);  in sqlite3WhereExprUsageFull()
1753     mask |= sqlite3WhereExprListUsage(pMaskSet, p->y.pWin->pOrderBy);  in sqlite3WhereExprUsageFull()
1754     mask |= sqlite3WhereExprUsage(pMaskSet, p->y.pWin->pFilter);  in sqlite3WhereExprUsageFull()
1759 Bitmask sqlite3WhereExprUsageNN(WhereMaskSet *pMaskSet, Expr *p){  in sqlite3WhereExprUsageNN()  argument
1761     return sqlite3WhereGetMask(pMaskSet, p->iTable);  in sqlite3WhereExprUsageNN()
1766   return sqlite3WhereExprUsageFull(pMaskSet, p);  in sqlite3WhereExprUsageNN()
1768 Bitmask sqlite3WhereExprUsage(WhereMaskSet *pMaskSet, Expr *p){  in sqlite3WhereExprUsage()  argument
1769   return p ? sqlite3WhereExprUsageNN(pMaskSet,p) : 0;  in sqlite3WhereExprUsage()
1771 Bitmask sqlite3WhereExprListUsage(WhereMaskSet *pMaskSet, ExprList *pList){  in sqlite3WhereExprListUsage()  argument
1776       mask |= sqlite3WhereExprUsage(pMaskSet, pList->a[i].pExpr);  in sqlite3WhereExprListUsage()