Peter, If the END assembler directive is one that can be redefined, you could write your own END macro that inserts any required data areas and generates an _END (or whatever it is that END was redefined as).
Keven > On Mar 17, 2017, at 12:29, Farley, Peter x23353 <peter.far...@broadridge.com> > wrote: > > I cannot see a way to do the following, so any enlightenment you can provide > is appreciated. > > I have created new versions of an existing set of macros and the new versions > require a fairly large set of non-reentrant data areas defined in the CSECT > in which they are used. The first macro invoked (say, MACINIT) needs to > define these areas in existing assembler programs that may or may not be > close to exceeding their defined base registers. This is old, non-reentrant > code that has not been converted to "baseless" mode, and doing that > conversion now is not on the table due to time and resource constraints. > > Rather than defining the new data areas at the place where MACINIT is invoked > (there is code as well as data in MACINIT, and the code has to be positioned > near the start of the program), I would like to be able to have MACINIT place > all of the new data areas AFTER all other data or code defined in the CSECT. > > All of the new data areas are referred to in the new macro versions by > "relative long" instructions in the generated code, so they will work > correctly even if the data areas are totally outside of the defined base > register coverage areas. > > I have looked at the LOCCTR assembler instruction thinking that it might be a > way to accomplish what I want to do, but I am not really clear on how to use > it, or even if that is a way for me to do what I want to do. > > So far the only way to accomplish this that I can see is to have a separate > "MACDATA" macro to be manually inserted into the old code at the appropriate > position. I would prefer an automated solution that does not require a new > "data" macro, if at all possible. > > TIA for any help you can provide. > > Peter > > > This message and any attachments are intended only for the use of the > addressee and may contain information that is privileged and confidential. If > the reader of the message is not the intended recipient or an authorized > representative of the intended recipient, you are hereby notified that any > dissemination of this communication is strictly prohibited. If you have > received this communication in error, please notify us immediately by e-mail > and delete the message and any attachments from your system.
