From: Shriya Sharma <shriya@redsemiconductor.com>
Date: Thu, 19 Oct 2023 10:51:17 +0000 (+0100)
Subject: added stdsx instruction
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=8a4e3b9d8c707aa796b3a371d148822351f7c145;p=openpower-isa.git

added stdsx instruction
---

diff --git a/openpower/isa/fixedstoreshift.mdwn b/openpower/isa/fixedstoreshift.mdwn
index bcad3832..b3381b9b 100644
--- a/openpower/isa/fixedstoreshift.mdwn
+++ b/openpower/isa/fixedstoreshift.mdwn
@@ -162,16 +162,16 @@ Special Registers Altered:
 
 <!-- Section 3.3.3.1 64-bit Fixed-Point Store Instructions page 57 -->
 
-# Store Doubleword Indexed
+# Store Doubleword Shifted Indexed
 
 X-Form
 
-* stdx RS,RA,RB
+* stdsx RS,RA,RB,SH
 
 Pseudo-code:
 
     b <- (RA|0)
-    EA <- b + (RB)
+    EA <- b + (RB) << (SH+1)
     MEM(EA, 8) <- (RS)
 
 Description: