From: Dmitry Selyutin <dmitry.selyutin@3mdeb.com>
Date: Tue, 31 Aug 2021 20:27:42 +0000 (+0000)
Subject: fixedshift: switch srdX to XLEN
X-Git-Tag: xlen-bcd~35
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=228b1383a31557e1ec3716007d8098140fc5790b;p=openpower-isa.git

fixedshift: switch srdX to XLEN
---

diff --git a/openpower/isa/fixedshift.mdwn b/openpower/isa/fixedshift.mdwn
index f5acd09e..8061d8fa 100644
--- a/openpower/isa/fixedshift.mdwn
+++ b/openpower/isa/fixedshift.mdwn
@@ -298,11 +298,11 @@ X-Form
 
 Pseudo-code:
 
-    n <- (RB)[58:63]
-    r <- ROTL64((RS), 64-n)
-    if (RB)[57] = 0 then
-        m <-  MASK(n, 63)
-    else m <- [0]*64
+    n <- (RB)[XLEN-5:XLEN-1]
+    r <- ROTL64((RS), XLEN-n)
+    if (RB)[XLEN-7] = 0 then
+        m <-  MASK(n, (XLEN-1))
+    else m <- [0]*XLEN
     RA <- r & m
 
 Special Registers Altered: