From: Dmitry Selyutin <dmitry.selyutin@3mdeb.com>
Date: Tue, 31 Aug 2021 20:00:52 +0000 (+0000)
Subject: fixedshift: switch sradiX to XLEN
X-Git-Tag: xlen-bcd~44
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=f5ee30e42beee01670bc2c0e136c9188a2910107;p=openpower-isa.git

fixedshift: switch sradiX to XLEN
---

diff --git a/openpower/isa/fixedshift.mdwn b/openpower/isa/fixedshift.mdwn
index 6e73a683..0d4fb6c8 100644
--- a/openpower/isa/fixedshift.mdwn
+++ b/openpower/isa/fixedshift.mdwn
@@ -319,10 +319,10 @@ XS-Form
 Pseudo-code:
 
     n <- sh
-    r <- ROTL64((RS), 64-n)
-    m <- MASK(n, 63)
+    r <- ROTL64((RS), XLEN-n)
+    m <- MASK(n, (XLEN-1))
     s <- (RS)[0]
-    RA <- r&m | ([s]*64)& ¬m
+    RA <- r&m | ([s]*XLEN)& ¬m
     carry <- s & ((r& ¬m) != 0)
     CA    <- carry
     CA32  <- carry