> What version of COBOL, I wonder? Presumably 6.
COBOL 4 does not have OPT(2) and COBOL 5 was mostly a non-starter. Charles -----Original Message----- From: IBM Mainframe Assembler List [mailto:[email protected]] On Behalf Of John Melcher Sent: Tuesday, October 20, 2020 10:09 AM To: [email protected] Subject: Re: Conditional MVCL macro? JES2 has had a $MVCL macro since SP2.2.0. What version of COBOL, I wonder? <snip> The COBOL compiler for a 4000 byte move, from to the same with OPT(2) generates LAY R10,5072(,R9) FROM LA R7,1072(,R9) TO ...
