Fix a think-o in isSafeToMove. This fixes it from thinking that
volatile memory references are safe to move.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@56948 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/CodeGen/MachineInstr.cpp b/lib/CodeGen/MachineInstr.cpp
index 4db02f4..4a7059a 100644
--- a/lib/CodeGen/MachineInstr.cpp
+++ b/lib/CodeGen/MachineInstr.cpp
@@ -707,7 +707,7 @@
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;
}