From fe46361719e86c75c9f7470c7f8ed0e3c3611bdf Mon Sep 17 00:00:00 2001
From: Reid Spencer <rspencer@reidspencer.com>
Date: Thu, 7 Dec 2006 16:21:19 +0000
Subject: [PATCH] Revision 1.83 causes PR1037. Reverted.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32305 91177308-0d34-0410-b5e6-96231b3b80d8
---
 lib/CodeGen/VirtRegMap.cpp | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/lib/CodeGen/VirtRegMap.cpp b/lib/CodeGen/VirtRegMap.cpp
index 79d3b647fb4..8184075113d 100644
--- a/lib/CodeGen/VirtRegMap.cpp
+++ b/lib/CodeGen/VirtRegMap.cpp
@@ -97,8 +97,7 @@ void VirtRegMap::virtFolded(unsigned VirtReg, MachineInstr *OldMI,
   }
 
   ModRef MRInfo;
-  if (OldMI->getInstrDescriptor()->
-      getOperandConstraint(OpNo, TOI::TIED_TO) != -1) {
+  if (TII.getOperandConstraint(OldMI->getOpcode(), OpNo, TOI::TIED_TO)) {
     // Folded a two-address operand.
     MRInfo = isModRef;
   } else if (OldMI->getOperand(OpNo).isDef()) {