From: Evan Cheng <evan.cheng@apple.com>
Date: Fri, 14 Dec 2007 08:25:15 +0000 (+0000)
Subject: Bug fix. Must also match ResNo when matching an operand with a user.
X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=7c07aebd19ea07c6219c36c9e96a5d7a6052ba95;p=oota-llvm.git

Bug fix. Must also match ResNo when matching an operand with a user.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@45028 91177308-0d34-0410-b5e6-96231b3b80d8
---

diff --git a/lib/CodeGen/SelectionDAG/ScheduleDAG.cpp b/lib/CodeGen/SelectionDAG/ScheduleDAG.cpp
index ec84b705bbf..2b8965ba151 100644
--- a/lib/CodeGen/SelectionDAG/ScheduleDAG.cpp
+++ b/lib/CodeGen/SelectionDAG/ScheduleDAG.cpp
@@ -326,7 +326,7 @@ void ScheduleDAG::EmitCopyFromReg(SDNode *Node, unsigned ResNo,
     } else {
       for (unsigned i = 0, e = Use->getNumOperands(); i != e; ++i) {
         SDOperand Op = Use->getOperand(i);
-        if (Op.Val != Node)
+        if (Op.Val != Node || Op.ResNo != ResNo)
           continue;
         MVT::ValueType VT = Node->getValueType(Op.ResNo);
         if (VT != MVT::Other && VT != MVT::Flag)