On Sun, 19 Feb 2023 10:12:31 -0600 Paul Gilmartin <[email protected]> wrote:
:>On Sun, 19 Feb 2023 17:37:46 +0200, Binyamin Dissen wrote: :>>: :>>:>With one line more context: :>>:>>:>ICM 15,B'0111',49(R6) :>>:>>:> BALR 14,15 :>>The ICM does not touch 0-7. : :>It doesn't preserve them. Of course it does. The bits in the register are unchanged. Refer to the POPS. :>>And it is the access method address, not the SYNAD :>(These things would be more legible if IBM relied on USING.) :>OK. Not exactly GUPI. Although I once stole it to supply a custom access method :>(RMODE 24). Which would have required a DCBD expansion and a slower assembly. The later macros do rely on the mapping macros. -- Binyamin Dissen <[email protected]> http://www.dissensoftware.com Director, Dissen Software, Bar & Grill - Israel ---------------------------------------------------------------------- For IBM-MAIN subscribe / signoff / archive access instructions, send email to [email protected] with the message: INFO IBM-MAIN
