343   const char *zP4,    /* The P4 operand */  in sqlite3VdbeAddOp4()  argument
347   sqlite3VdbeChangeP4(p, addr, zP4, p4type);  in sqlite3VdbeAddOp4()
405   const u8 *zP4,      /* The P4 operand */  in sqlite3VdbeAddOp4Dup8()  argument
409   if( p4copy ) memcpy(p4copy, zP4, 8);  in sqlite3VdbeAddOp4Dup8()
1394   const char *zP4,  in vdbeChangeP4Full()  argument
1403     sqlite3VdbeChangeP4(p, (int)(pOp - p->aOp), zP4, n);  in vdbeChangeP4Full()
1405     if( n==0 ) n = sqlite3Strlen30(zP4);  in vdbeChangeP4Full()
1406     pOp->p4.z = sqlite3DbStrNDup(p->db, zP4, n);  in vdbeChangeP4Full()
1410 void sqlite3VdbeChangeP4(Vdbe *p, int addr, const char *zP4, int n){  in sqlite3VdbeChangeP4()  argument
1418     if( n!=P4_VTAB ) freeP4(db, n, (void*)*(char**)&zP4);  in sqlite3VdbeChangeP4()
1428     vdbeChangeP4Full(p, pOp, zP4, n);  in sqlite3VdbeChangeP4()
1434     pOp->p4.i = SQLITE_PTR_TO_INT(zP4);  in sqlite3VdbeChangeP4()
1436   }else if( zP4!=0 ){  in sqlite3VdbeChangeP4()
1438     pOp->p4.p = (void*)zP4;  in sqlite3VdbeChangeP4()
1440     if( n==P4_VTAB ) sqlite3VtabLock((VTable*)zP4);  in sqlite3VdbeChangeP4()
1587   const char *zP4    /* Previously obtained value for P4 */  in sqlite3VdbeDisplayComment()  argument
1611           sqlite3_str_appendall(&x, zP4);  in sqlite3VdbeDisplayComment()
1750   char *zP4 = 0;  in sqlite3VdbeDisplayP4()  local
1811         zP4 = pMem->z;  in sqlite3VdbeDisplayP4()
1817         zP4 = "NULL";  in sqlite3VdbeDisplayP4()
1820         zP4 = "(blob)";  in sqlite3VdbeDisplayP4()
1843       zP4 = "program";  in sqlite3VdbeDisplayP4()
1847       zP4 = pOp->p4.pTab->zName;  in sqlite3VdbeDisplayP4()
1851       zP4 = pOp->p4.z;  in sqlite3VdbeDisplayP4()
1854   if( zP4 ) sqlite3_str_appendall(&x, zP4);  in sqlite3VdbeDisplayP4()
1947   char *zP4;  in sqlite3VdbePrintOp()  local
1954   zP4 = sqlite3VdbeDisplayP4(&dummyDb, pOp);  in sqlite3VdbePrintOp()
1956   zCom = sqlite3VdbeDisplayComment(0, pOp, zP4);  in sqlite3VdbePrintOp()
1965       zP4 ? zP4 : "", pOp->p5,  in sqlite3VdbePrintOp()
1969   sqlite3_free(zP4);  in sqlite3VdbePrintOp()
2289       char *zP4 = sqlite3VdbeDisplayP4(db, pOp);  in sqlite3VdbeList()  local
2294         sqlite3VdbeMemSetStr(pMem+3, zP4, -1, SQLITE_UTF8, sqlite3_free);       in sqlite3VdbeList()
2307           char *zCom = sqlite3VdbeDisplayComment(db, pOp, zP4);  in sqlite3VdbeList()
2313         sqlite3VdbeMemSetStr(pMem+5, zP4, -1, SQLITE_UTF8, sqlite3_free);  in sqlite3VdbeList()