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  3. October 2002

Re: A Blast from the Past

Gene,

>By the way S/36 RPGII generated the one-byte-longer branch backward
>instruction instead of the jump backward instruction, I suppose so S/36
>binary could run on S/34.

They could?  I don't think I ever tried that.  I would have expected all the SVC
(supervisor calls) would have made that impratical.

I also remember the 34 to 36 migration aid recompiled all load modules.  Or at
least I think so.  I haven't done a 34 to 36 migration since about 1984...

Doug

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