From bd947487bb6a497704e245c45f6f4ceb3217edaf Mon Sep 17 00:00:00 2001
From: lkcl <lkcl@web>
Date: Thu, 7 Jan 2021 16:52:33 +0000
Subject: [PATCH]

---
 openpower/sv/setvl.mdwn | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/openpower/sv/setvl.mdwn b/openpower/sv/setvl.mdwn
index 74cd189c0..c0f5493f5 100644
--- a/openpower/sv/setvl.mdwn
+++ b/openpower/sv/setvl.mdwn
@@ -53,6 +53,8 @@ Note that setmvli is a pseudo-op, based on RA/RT=0, and setvli likewise
     setvli VL=8    : setvl r5, r0, VL=8
     setmvli MVL=8  : setvl r0, r0, MVL=8
 
+Note that whilst it is possible to set both MVL and VL from the same immediate, it is not possible to set them to different immediates in the same instruction.  That would require two instructions. 
+
 # Pseudocode
 
     // instruction fields:
-- 
2.30.2