From b85a348ab7bdd878fd975121fc2501625eceec95 Mon Sep 17 00:00:00 2001
From: Richard-Qin-X <richard.qin.001@gmail.com>
Date: Fri, 14 Aug 2026 22:37:46 +0800
Subject: [GlobalISel] Legalize G_ABS

---
 backend/lib/CodeGen/GlobalISel/LegalizerInfo.cpp | 4 ++++
 1 file changed, 4 insertions(+)

(limited to 'backend/lib/CodeGen/GlobalISel/LegalizerInfo.cpp')

diff --git a/backend/lib/CodeGen/GlobalISel/LegalizerInfo.cpp b/backend/lib/CodeGen/GlobalISel/LegalizerInfo.cpp
index 7d9e6ff..c4cf946 100644
--- a/backend/lib/CodeGen/GlobalISel/LegalizerInfo.cpp
+++ b/backend/lib/CodeGen/GlobalISel/LegalizerInfo.cpp
@@ -474,4 +474,8 @@ Expected<bool> LegalizerInfo::isUnsupported(const LegalizationQuery &Query) cons
   return Decision->Action == LegalizationAction::Unsupported;
 }
 
+GenericOpcode LegalizerInfo::getExtOpcodeForWideningConstant(LowLevelType SmallType) const {
+  return SmallType.minimumBitWidth() % 8U == 0 ? GenericOpcode::G_SEXT : GenericOpcode::G_ZEXT;
+}
+
 } // namespace rcc
-- 
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