From: Luke Kenneth Casson Leighton <lkcl@lkcl.net>
Date: Sat, 11 Dec 2021 15:19:48 +0000 (+0000)
Subject: remove ROTL64(1, idx), just use TLI[7-idx] it is shorter and readable
X-Git-Tag: sv_maxu_works-initial~637
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=4aa5e38ad60cfb55c69a5f00e9fbed44b8e4b392;p=openpower-isa.git

remove ROTL64(1, idx), just use TLI[7-idx] it is shorter and readable
---

diff --git a/openpower/isa/bitmanip.mdwn b/openpower/isa/bitmanip.mdwn
index 46cddc44..f428bd1b 100644
--- a/openpower/isa/bitmanip.mdwn
+++ b/openpower/isa/bitmanip.mdwn
@@ -12,7 +12,7 @@ Pseudo-code:
     result <- [0] * XLEN
     do i = 0 to XLEN - 1
       idx <- (RT)[i] || (RA)[i] || (RB)[i]
-      result[i] <- (TLI & ROTL64(1, idx)) != 0
+      result[i] <- TLI[7-idx]
     RT <- result
 
 Special Registers Altered: