Fix a think-o in isSafeToMove. This fixes it from thinking that

volatile memory references are safe to move.

llvm-svn: 56948

1 files changed, 1 insertions, 1 deletions

diff --git a/llvm/lib/CodeGen/MachineInstr.cpp b/llvm/lib/CodeGen/MachineInstr.cpp
index 4db02f49819..4a7059a515f 100644
--- a/llvm/lib/CodeGen/MachineInstr.cpp
+++ b/llvm/lib/CodeGen/MachineInstr.cpp
@@ -707,7 +707,7 @@ bool MachineInstr::isSafeToMove(const TargetInstrInfo *TII, bool &SawStore) {
   if (TID->mayLoad() && !TII->isInvariantLoad(this))
     // Otherwise, this is a real load.  If there is a store between the load and
     // end of block, or if the laod is volatile, we can't move it.
-    return SawStore || hasVolatileMemoryRef();
+    return !SawStore && !hasVolatileMemoryRef();
 
   return true;
 }