From d0c516131dda60bbc5db1f63714d62a4272fff4d Mon Sep 17 00:00:00 2001
From: lkcl <lkcl@web>
Date: Mon, 18 Jan 2021 15:01:58 +0000
Subject: [PATCH]

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

diff --git a/openpower/sv/av_opcodes.mdwn b/openpower/sv/av_opcodes.mdwn
index 11ff00f93..6f279e850 100644
--- a/openpower/sv/av_opcodes.mdwn
+++ b/openpower/sv/av_opcodes.mdwn
@@ -10,6 +10,14 @@ Links
 
 * [[vpu]]
 
+# Summary
+
+In-advance, the summary of operations that need to be added is:
+
+| instruction  | pseudocode               |
+| average-add. | result = (src1 + src2 + 1) >> 1 |
+| abs-diff     | result = abs (src1-src2) |
+
 # Audio
 
 The fundamental principle for these instructions is:
-- 
2.30.2