From 5224985a19bff23e4969d328426af03ba9ce2bdc Mon Sep 17 00:00:00 2001
From: lkcl <lkcl@web>
Date: Sun, 25 Sep 2022 00:25:45 +0100
Subject: [PATCH]

---
 openpower/sv/overview/discussion.mdwn | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/openpower/sv/overview/discussion.mdwn b/openpower/sv/overview/discussion.mdwn
index 7c670a840..ca45a8515 100644
--- a/openpower/sv/overview/discussion.mdwn
+++ b/openpower/sv/overview/discussion.mdwn
@@ -221,3 +221,11 @@ also define Registers:
      ...
      B7 = b56 || .........                 ....  || b63
      RA = B0 || B1 || B2 || B3 || B4 || B5 || B6 || B7
+
+Further we may now also define half-words, words, and double-words,
+confirming the definition of registers (RA as the same example):
+
+     H0 = B0||B1, H1 = B2||B3, H2 = B4||B5, H3 = B6||B7
+     W0 = H0||H1, W1 = H2||H3
+     D0 = W0||W1
+     RA = D0
-- 
2.30.2