From: Shriya Sharma <shriya@redsemiconductor.com>
Date: Thu, 19 Oct 2023 10:47:13 +0000 (+0100)
Subject: added stbsux instruction in fixedstoreshift.mdwm file
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=64ca9142a3c5fab9c46db1fa5dde0f511a532426;p=openpower-isa.git

added stbsux instruction in fixedstoreshift.mdwm file
---

diff --git a/openpower/isa/fixedstoreshift.mdwn b/openpower/isa/fixedstoreshift.mdwn
index 3f3d3311..990c9cee 100644
--- a/openpower/isa/fixedstoreshift.mdwn
+++ b/openpower/isa/fixedstoreshift.mdwn
@@ -36,15 +36,15 @@ Special Registers Altered:
 
     None
 
-# Store Byte with Update Indexed
+# Store Byte Shifted with Update Indexed
 
 X-Form
 
-* stbux RS,RA,RB
+* stbsux RS,RA,RB,SH
 
 Pseudo-code:
 
-    EA <- (RA) + (RB)
+    EA <- (RA) + (RB) << (SH+1)
     MEM(EA, 1) <- (RS)[XLEN-8:XLEN-1]
     RA <- EA