My native language is assembler and not all assemblers are designed for the S/360 line. Ones complement is awkward on HLASM, but Twos Complement is awkward on, e.g., COMPASS.
-- Shmuel (Seymour J.) Metz http://mason.gmu.edu/~smetz3 ________________________________________ From: IBM Mainframe Discussion List <[email protected]> on behalf of Steve Smith <[email protected]> Sent: Wednesday, July 18, 2018 8:26 AM To: [email protected] Subject: Re: S0C6 in CSRC4RG1 Nice... So, you say 1s-complement is better than 2s-complement? Is ~15 clearer than -16? ;-) My "native" language is assembler, and it doesn't have an easy way to specify the former. sas On Wed, Jul 18, 2018 at 4:14 AM, David Crayford <[email protected]> wrote: > I certainly wouldn't encourage anybody to use negative numbers for bit > mask values! > > Why not just write an aligned memory allocator which stashes an extra > pointer in a known location for easy freeing? ---------------------------------------------------------------------- For IBM-MAIN subscribe / signoff / archive access instructions, send email to [email protected] with the message: INFO IBM-MAIN ---------------------------------------------------------------------- For IBM-MAIN subscribe / signoff / archive access instructions, send email to [email protected] with the message: INFO IBM-MAIN
