From: lkcl <lkcl@web>
Date: Wed, 4 May 2022 11:33:58 +0000 (+0100)
Subject: (no commit message)
X-Git-Tag: opf_rfc_ls005_v1~2479
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=bcfe155742dee313bab6d52dc2c46181898bd281;p=libreriscv.git

---

diff --git a/openpower/sv/bitmanip.mdwn b/openpower/sv/bitmanip.mdwn
index 6bd55bacf..e165b9bd7 100644
--- a/openpower/sv/bitmanip.mdwn
+++ b/openpower/sv/bitmanip.mdwn
@@ -262,12 +262,12 @@ Replaces a pair of explicit instructions in hot-loops.
 
 ```
 uint_xlen_t shadd(uint_xlen_t rs1, uint_xlen_t rs2, uint8_t sh) {
-    return (rs1 << sh) + rs2;
+    return (rs1 << (sh+1)) + rs2;
 }
 
 uint_xlen_t shadduw(uint_xlen_t rs1, uint_xlen_t rs2, uint8_t sh) {
     uint_xlen_t rs1z = rs1 & 0xFFFFFFFF;
-    return (rs1z << sh) + rs2;
+    return (rs1z << (sh+1)) + rs2;
 }
 ```