371   int *m;                /* The cost matrix */  in editdist1()  local
420     m = mStack;  in editdist1()
422     m = toFree = sqlite3_malloc64( (nB+1)*5*sizeof(m[0])/4 );  in editdist1()
423     if( m==0 ) return -3;  in editdist1()
425   cx = (char*)&m[nB+1];  in editdist1()
428   m[0] = 0;  in editdist1()
435     m[xB] = m[xB-1] + insertOrDeleteCost(cBprev, cB, cBnext);  in editdist1()
444     d = m[0];  in editdist1()
446     m[0] = d + insertOrDeleteCost(cAprev, cA, cAnext);  in editdist1()
464       totalCost = insCost + m[xB-1];  in editdist1()
466       if( (delCost + m[xB])<totalCost ){  in editdist1()
467         totalCost = delCost + m[xB];  in editdist1()
477              xA, xB, d, m[xB], m[xB-1], dc?dc:' ', cA, cB,  in editdist1()
482       d = m[xB];  in editdist1()
484       m[xB] = totalCost;  in editdist1()
493     res = m[1];  in editdist1()
495       if( m[xB]<res ){  in editdist1()
496         res = m[xB];  in editdist1()
501     res = m[nB];  in editdist1()
956   unsigned int *m,  in updateCost()  argument
964   b = m[j] + iCost;  in updateCost()
965   if( b<m[i] ) m[i] = b;  in updateCost()
1002   unsigned int *m;  in editDist3Core()  local
1013   nByte = n*sizeof(m[0]) + sizeof(a2[0])*n2;  in editDist3Core()
1015     m = stackSpace;  in editDist3Core()
1018     m = pToFree = sqlite3_malloc64( nByte );  in editDist3Core()
1019     if( m==0 ) return -1;            /* Out of memory */  in editDist3Core()
1021   a2 = (EditDist3To*)&m[n];  in editDist3Core()
1046   memset(m, 0x01, (n2+1)*szRow*sizeof(m[0]));  in editDist3Core()
1047   m[0] = 0;  in editDist3Core()
1052     updateCost(m, i1+b1, i1, pLang->iDelCost);  in editDist3Core()
1055       updateCost(m, i1+p->nFrom, i1, p->iCost);  in editDist3Core()
1066     updateCost(m, rx, rxp, pLang->iInsCost);  in editDist3Core()
1069       updateCost(m, szRow*(i2+p->nTo), rxp, p->iCost);  in editDist3Core()
1081       updateCost(m, cx, cxp, pLang->iDelCost);  in editDist3Core()
1084         updateCost(m, cxp+p->nFrom, cxp, p->iCost);  in editDist3Core()
1086       updateCost(m, cx, cxu, pLang->iInsCost);  in editDist3Core()
1088         updateCost(m, cx, cxd, 0);  in editDist3Core()
1090       updateCost(m, cx, cxd, pLang->iSubCost);  in editDist3Core()
1094           updateCost(m, cxd+p->nFrom+szRow*p->nTo, cxd, p->iCost);  in editDist3Core()
1105     int v = m[i1];  in editDist3Core()
1113       int v = m[(i2+1)*szRow+i1];  in editDist3Core()
1122   res = (int)m[szRow*(n2+1)-1];  in editDist3Core()
1126       int b = m[szRow*i2-1];  in editDist3Core()