[llvm] r228672 - [X86] Preserve mem refs on newly created 'Store' node instead of 'Load' node when handling store unfolding.

[Craig Topper]

Author: ctopper
Date: Tue Feb 10 00:29:28 2015
New Revision: 228672

URL: http://llvm.org/viewvc/llvm-project?rev=228672&view=rev
Log:
[X86] Preserve mem refs on newly created 'Store' node instead of 'Load' node when handling store unfolding.

Bug spotted by Steve King.

I have no idea how to test this.

Modified:
    llvm/trunk/lib/Target/X86/X86InstrInfo.cpp

Modified: llvm/trunk/lib/Target/X86/X86InstrInfo.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Target/X86/X86InstrInfo.cpp?rev=228672&r1=228671&r2=228672&view=diff
==============================================================================
--- llvm/trunk/lib/Target/X86/X86InstrInfo.cpp (original)
+++ llvm/trunk/lib/Target/X86/X86InstrInfo.cpp Tue Feb 10 00:29:28 2015
@@ -5335,7 +5335,7 @@ X86InstrInfo::unfoldMemoryOperand(Select
     NewNodes.push_back(Store);
 
     // Preserve memory reference information.
-    cast<MachineSDNode>(Load)->setMemRefs(MMOs.first, MMOs.second);
+    cast<MachineSDNode>(Store)->setMemRefs(MMOs.first, MMOs.second);
   }
 
   return true;