From d3dc8238eefeceaa9fa742252380d527acb6017c Mon Sep 17 00:00:00 2001 From: lkcl Date: Fri, 12 Aug 2022 14:44:57 +0100 Subject: [PATCH] --- openpower/sv/svp64_quirks.mdwn | 2 ++ 1 file changed, 2 insertions(+) diff --git a/openpower/sv/svp64_quirks.mdwn b/openpower/sv/svp64_quirks.mdwn index e94681854..1ae1e7604 100644 --- a/openpower/sv/svp64_quirks.mdwn +++ b/openpower/sv/svp64_quirks.mdwn @@ -13,6 +13,8 @@ as a concept became popular. just because it is prefixed (semantic caveats below) 3. A hardware-level for-loop (the prefix) makes vector elements 100% synonymous with scalar instructions (the suffix) +4. Exactly as with Scalar RISC ISAs, the uniformity does produce + "holes" in the encoding or some strange combinations. How can a Vector ISA even exist when no actual Vector instructions are permitted to be added? It comes down to the strict RISC abstraction. -- 2.30.2