Fix PR11829. PostRA LICM was too aggressive.

This fixes a typo in r148589.

llvm-svn: 148724

1 files changed, 4 insertions, 4 deletions

diff --git a/llvm/lib/CodeGen/MachineLICM.cpp b/llvm/lib/CodeGen/MachineLICM.cpp
index b9028ec6818..49a109e252c 100644
--- a/llvm/lib/CodeGen/MachineLICM.cpp
+++ b/llvm/lib/CodeGen/MachineLICM.cpp
@@ -462,13 +462,13 @@ void MachineLICM::ProcessMI(MachineInstr *MI,
     // register, then this is not safe.  Two defs is indicated by setting a
     // PhysRegClobbers bit.
     for (const unsigned *AS = TRI->getOverlaps(Reg); *AS; ++AS) {
-      if (PhysRegDefs.test(Reg))
-        PhysRegClobbers.set(Reg);
-      if (PhysRegClobbers.test(Reg))
+      if (PhysRegDefs.test(*AS))
+        PhysRegClobbers.set(*AS);
+      if (PhysRegClobbers.test(*AS))
         // MI defined register is seen defined by another instruction in
         // the loop, it cannot be a LICM candidate.
         RuledOut = true;
-      PhysRegDefs.set(Reg);
+      PhysRegDefs.set(*AS);
     }
   }