From: Shriya Sharma <shriya@redsemiconductor.com>
Date: Thu, 19 Oct 2023 10:23:15 +0000 (+0100)
Subject: added lhasux instruction
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=a6948f8711286a42f99feb25f76717dfc5268ca3;p=openpower-isa.git

added lhasux instruction
---

diff --git a/openpower/isa/fixedloadshift.mdwn b/openpower/isa/fixedloadshift.mdwn
index d55a814d..eaa33529 100644
--- a/openpower/isa/fixedloadshift.mdwn
+++ b/openpower/isa/fixedloadshift.mdwn
@@ -106,15 +106,15 @@ Special Registers Altered:
 
     None
 
-# Load Halfword Algebraic with Update Indexed
+# Load Halfword Algebraic Shifted with Update Indexed
 
 X-Form
 
-* lhaux RT,RA,RB
+* lhasux RT,RA,RB,sm
 
 Pseudo-code:
 
-    EA <- (RA) + (RB)
+    EA <- (RA) + (RB) << (sm+1)
     RT <- EXTS(MEM(EA, 2))
     RA <- EA