John, the BRUX-case can easy be coded like this:
L R15,=A(RTN01,RTN02,RTN03,RTN04)(R2) BR R15 It is just a little change in habits - but that is all. No need for a new instruction -- Martin Pi_cap_CPU - all you ever need around MWLC/SCRT/CMT in z/VSE more at http://www.picapcpu.de
