Sir Dave ... so generous. ;-) -- R;
On Fri, 13 Jan 2006, Dave Jones wrote: > If anybody's interested (that includes you, Steve...:-) I have a set of > HLL-callable Assembler routines for working with VM dataspaces. Free for > th asking..... > > DJ > > Alan Altmark wrote: > > On Friday, 01/13/2006 at 08:16 EST, Steve Gentry > > <[EMAIL PROTECTED]> wrote: > > > >>They will be updated as the program runs. When PGMA starts, all tables > > > > are > > > >>empty (null, whatever). As the program runs, it starts filling up the > > > > table > > > >>starting at the > >>beginning of the table. Data is continually added(or updated) to the > > > > table > > > >>during the life of PGMA. > >>Can I correctly assumed that Shared Segments (or Saved Segments or NSS > > > > or DCSS) > > > >>is not an option then? > > > > > > An exclusive write no-data-saved (EN) DCSS will work. But if you need > > more variability in the size of the segment (i.e. some users need bigger > > segments) or its address, then I suggest looking at VM Dataspaces. You > > will need to learn about access registers and the use of the ADRSPACE > > macro in an XC mode virtual machine. See the CP Programming Services > > book. (If the data needs to be written to disk, then the CP MAPMDISK > > macro is available.) > > > > I now understand that your table is simply a cache for data you generate > > dynamically rather that static data tables resident in the program. That's > > a horse of a different color. > > > > Alan Altmark > > z/VM Development > > IBM Endicott >
