From 433f6f62ca858c20d5d3f561e63818c2fda06ebe Mon Sep 17 00:00:00 2001
From: Evan Cheng <evan.cheng@apple.com>
Date: Thu, 6 Mar 2008 08:20:51 +0000
Subject: Constant fold SIGN_EXTEND_INREG with ashr not lshr.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@47992 91177308-0d34-0410-b5e6-96231b3b80d8
---
 lib/CodeGen/SelectionDAG/SelectionDAG.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'lib/CodeGen/SelectionDAG/SelectionDAG.cpp')

diff --git a/lib/CodeGen/SelectionDAG/SelectionDAG.cpp b/lib/CodeGen/SelectionDAG/SelectionDAG.cpp
index dd1343590a..0dba4a44f5 100644
--- a/lib/CodeGen/SelectionDAG/SelectionDAG.cpp
+++ b/lib/CodeGen/SelectionDAG/SelectionDAG.cpp
@@ -2029,7 +2029,7 @@ SDOperand SelectionDAG::getNode(unsigned Opcode, MVT::ValueType VT,
       APInt Val = N1C->getAPIntValue();
       unsigned FromBits = MVT::getSizeInBits(cast<VTSDNode>(N2)->getVT());
       Val <<= Val.getBitWidth()-FromBits;
-      Val = Val.lshr(Val.getBitWidth()-FromBits);
+      Val = Val.ashr(Val.getBitWidth()-FromBits);
       return getConstant(Val, VT);
     }
     break;
-- 
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