Melvyn, Ray, All Well the latest z390 Macro Assembler will assemble the z15 instructions, but the z390 emulator does not support executing them all. Emulating a parallel processor on another processor that has parallel processors would be interesting, but I think I would prefer a z15.
Don Higgins [email protected] www.don-higgins.net -----Original Message----- From: IBM Mainframe Assembler List <[email protected]> On Behalf Of Melvyn Maltz Sent: Tuesday, December 14, 2021 11:26 AM To: [email protected] Subject: Re: Vector Ops Hi Ray, No need for a z15, z390 supports them :-) Melvyn. On 14/12/2021 01:06 pm, Ray Mansell wrote: > Excellent stuff, as always, Dan. Now, if only I could find a z15 on > which to play :-) > > Ray > > On 12/14/2021 12:03 AM, Dan Greiner wrote: >> Back in late September, I posted a series of PowerPoint slides >> describing the IBM z/Architecture vector facilities on my Google >> Drive: >> https://drive.google.com/file/d/13OhBkhgbU7N6a20nVo5uEAnR-s3-Pyz8/vie >> w?usp=sharing >> >> The most common response I've received is something to the effect of >> "good stuff ... now what do I do with it?" >> >> Last Christmas, I received a really annoying puzzle as a gift ... >> annoying because solving it involved a lot of repetitive stress on my >> already inflamed carpals. A simple C program did the trick, but I >> wanted to see if I could use the vector ops to do better, so I >> started researching them. This led to a months-long documentation >> project resulting in the slides mentioned above. >> >> I've put together another short presentation — only 11 slides — that >> describe the puzzle and one solution using vector instructions. There >> are numerous features of the vector architecture, but this pitch >> illustrates what I think are a few key points: SIMD, branch >> avoidance, and a really neat instruction (VPERM). Unlike my previous >> stuff, there is no animation in these slides; the meat of it is in >> the presenter notes, so make sure you view the notes page. >> https://docs.google.com/presentation/d/1gD089nRo8Lch-rkg7T7pbwclBAvsp >> 0bf/edit?usp=sharing&ouid=104012833061983447284&rtpof=true&sd=true >> >> >> Enjoy!
