From: lkcl <lkcl@web>
Date: Wed, 19 Apr 2023 07:45:24 +0000 (+0100)
Subject: (no commit message)
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=9676694a8b8d593094d3a70d6903d123afb2bf8a;p=libreriscv.git

---

diff --git a/openpower/sv/rfc/ls005.mdwn b/openpower/sv/rfc/ls005.mdwn
index 323a05f32..648ef5750 100644
--- a/openpower/sv/rfc/ls005.mdwn
+++ b/openpower/sv/rfc/ls005.mdwn
@@ -168,6 +168,10 @@ Here as the instruction's intent is to count bytes, and RA contains on
 a per-byte basis a SIMD-style count of each byte's 1s, it becomes possible
 to simply count less bytes.
 
+Should it be more useful to redefine popcntb in terms of always returning
+eight results? For example `sv.popcntb/w=16` to return 8 2-bit counts of
+the number of bits in each 2-bit group in RS?
+
 ## no modification needed, but function changes
 
 For the `addi` instruction there is no apparent change: