On Mon, 11 Nov 2013 14:03:22 -0500, John Gilmore wrote:

>John McKown's description of how the assembler handles alphabetic case
>characterizes its default behavior correctly.
>
>Finer control is, however, available.  Specifying either or both of
>the keyword values NOCASE and NOMACROCASE of the COMPAT assembler
>option instructs the assembler NOT  to make the replacements of
>minuscules with majuscules that it would oitherwise make, in the
>corresponding places.
> 
With the paradoxical consequence that COMPAT(NOMACROCASE) yields
behavior compatible with Assembler H, and COMPAT(MACROCASE)
yields incompatible behavior.

On Mon, 11 Nov 2013 13:52:21 -0500, Gerhard Postpischil wrote:
>
>AFAIK the 026 was useful only for S/360 predecessors, and the 029 was
>the first supporting the S/360. An 026 ) + ( = ' were treated as < & % #
>@ respectively, and I wrote a little conversion routine to translate all
>
Whatever they were "treated as" worked fine for FORTRAN on the 709.
It's just a code page phenomenon.

>my decks to the S/360 equivalents.   As to lower case, it was possible,
>but not pleasant. The 026 and 029 will produce overpunches if you firmly
>press down on the card while punching, preventing it from advancing to
>the next column.
>
IIRC, the 026 had a MULT PCH key which simulated the effect of thumb.

-- gil

----------------------------------------------------------------------
For IBM-MAIN subscribe / signoff / archive access instructions,
send email to [email protected] with the message: INFO IBM-MAIN

Reply via email to