From 1d4bc8265048d18aad92826eea19ffe86a716f8c Mon Sep 17 00:00:00 2001
From: lkcl <lkcl@web>
Date: Sun, 31 Jul 2022 15:13:18 +0100
Subject: [PATCH]

---
 openpower/sv/vector_ops.mdwn | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/openpower/sv/vector_ops.mdwn b/openpower/sv/vector_ops.mdwn
index ab71f91c0..310767b0d 100644
--- a/openpower/sv/vector_ops.mdwn
+++ b/openpower/sv/vector_ops.mdwn
@@ -58,6 +58,9 @@ for Scalable Vector usage as Predicate Masks, is the second mask parameter
 by RB unaltered, otherwise those bits are set to zero. Note that when `RB=0`
 then instead of reading from the register file the mask is set to all ones.
 
+The lower two bits of `bm` set to 0b11 are `RESERVED`. An illegal instruction
+trap must be raised.
+
 Executable pseudocode demo:
 
 ```
-- 
2.30.2