On Mon, 16 Feb 2026 14:45:43 -0500 David Clark <[email protected]> wrote:

:>Can someone please explain to me how the following fails to drop through to
:>the actual test for C5?  The request at d'8000' is 'E' (x'C5', b'11000101')
:>but the code is taking the 'D' (x'C4', b'11000100') branch.  Why?

Because C4 is a subset of C5. If TM C5 would have the 1 result, so will C4.

You probably want CLI/JE instead of TM/JO

:>The condition code should result in mixed -- not ones.  Am I going to have
:>to change from bit mask testing to 'CLI' testing?
:>
:>000872 91C4 8000      00000        1842+         TM
:> REQU_DELETE,L'REQU_DELETE
:>000876 A714 0124            00ABE  1843+         JO    TXTDLET
:>...snip...
:>0008C2 91C5 8000      00000        1994+         TM
:> REQU_2EBCDIC,L'REQU_2EBCDIC
:>0008C6 A714 02D7            00E74  1995+         JO    TXT2EBC
:>
:>The bit mask flags are defined as follows--using my own macros based on the
:>late Dr. John Ehrman's SHARE presentation on the subject.
:>
:>000000                              300=TXTREQU  DS    CL1
:>                      00000 000C4   308+REQU_DELETE  EQU *-1,C'D'
:>                      00000 000C5   310+REQU_2EBCDIC EQU *-1,C'E'
:>...snip...
:>
:>Sincerely,
:>Dave Clark

--
Binyamin Dissen <[email protected]>
http://www.dissensoftware.com

Director, Dissen Software, Bar & Grill - Israel

Reply via email to