From da1ac9ae47df62301dcaed05c8679dbb3508fd10 Mon Sep 17 00:00:00 2001
From: sdjasj <89853352+sdjasj@users.noreply.github.com>
Date: Sat, 3 May 2025 17:38:16 +0800
Subject: [PATCH] cxxrtl: fix missing sign extension before shift operation for
 signed values

---
 backends/cxxrtl/runtime/cxxrtl/cxxrtl.h | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/backends/cxxrtl/runtime/cxxrtl/cxxrtl.h b/backends/cxxrtl/runtime/cxxrtl/cxxrtl.h
index 886d033cb..9b4f5774f 100644
--- a/backends/cxxrtl/runtime/cxxrtl/cxxrtl.h
+++ b/backends/cxxrtl/runtime/cxxrtl/cxxrtl.h
@@ -1769,7 +1769,7 @@ value<BitsY> shr_uu(const value<BitsA> &a, const value<BitsB> &b) {
 template<size_t BitsY, size_t BitsA, size_t BitsB>
 CXXRTL_ALWAYS_INLINE
 value<BitsY> shr_su(const value<BitsA> &a, const value<BitsB> &b) {
-	return a.shr(b).template scast<BitsY>();
+	return a.template scast<BitsY>().shr(b);
 }
 
 template<size_t BitsY, size_t BitsA, size_t BitsB>