From baec4471c6bf47a5d867dd72b1d5694541288ca9 Mon Sep 17 00:00:00 2001
From: Shriya Sharma <shriya@redsemiconductor.com>
Date: Tue, 3 Oct 2023 10:52:44 +0100
Subject: [PATCH] Added English Language description for stbux instruction

---
 openpower/isa/fixedstore.mdwn | 10 ++++++++++
 1 file changed, 10 insertions(+)

diff --git a/openpower/isa/fixedstore.mdwn b/openpower/isa/fixedstore.mdwn
index ecdcd925..e18f2541 100644
--- a/openpower/isa/fixedstore.mdwn
+++ b/openpower/isa/fixedstore.mdwn
@@ -96,6 +96,16 @@ Pseudo-code:
     MEM(EA, 1) <- (RS)[XLEN-8:XLEN-1]
     RA <- EA
 
+Description:
+
+Let the effective address (EA) be the sum (RA)+ (RB).
+RS[56:63] are stored into the byte in storage addressed
+by EA.
+
+EA is placed into register RA.
+
+If RA=0, the instruction form is invalid.
+
 Special Registers Altered:
 
     None
-- 
2.30.2