From f384486e8ba6eecf202702d04c3a7426c6ef3e13 Mon Sep 17 00:00:00 2001 From: lkcl Date: Thu, 5 May 2022 18:41:13 +0100 Subject: [PATCH] --- openpower/sv/SimpleV_rationale.mdwn | 20 ++++++++++++++++++++ 1 file changed, 20 insertions(+) diff --git a/openpower/sv/SimpleV_rationale.mdwn b/openpower/sv/SimpleV_rationale.mdwn index cbcd723c2..b911a67a9 100644 --- a/openpower/sv/SimpleV_rationale.mdwn +++ b/openpower/sv/SimpleV_rationale.mdwn @@ -185,3 +185,23 @@ software ecosystem, open-ness and pedigree all combine to reduce risk and increase the chances of success, there is really only one candidate. **Of all of these, the only one with the most going for it is the Power ISA.** + +The summary of advantages, then, of the Power ISA is that: + +* It has a 25-year software ecosystem, with RHEL, Fedora, Debian + and more. +* IBM's extensive 20+ years of patents is available, royalty-free, + to protect implementors as long as they are also members of the + OpenPOWER Foundation +* IBM designed and maintained the Power ISA as a Supercomputing + class ISA from its inception. +* Coherent distributed memory access is possible through OpenCAPI +* Extensions to the Power ISA may be submitted through an External + RFC Process that does not require membership of OPF. + +From this strong base, the next step is: how to leverage this +foundation to take a leap forward in performance and performance/watt, +*without* losing all the advantages of an ubiquitous software ecosystem? + +# How do you turn a Scalar ISA into a Vector one? + -- 2.30.2