I am sure that the following will get you closer to it. PK97799: HLASM SUPPORT FOR IBM ZENTERPRISE 196, OR Z196 (D/T2817) High Level Assembler (HLASM) and Toolkit Feature
Add opcode support to the High Level Assembler for the IBM zEnterprise 196, or z196 (machine type 2817). -- Martin Pi_cap_CPU - all you ever need around MWLC/SCRT/CMT in z/VSE more at http://www.picapcpu.de
