Subzero: Improve usability of liveness-related tools.

src/IceTargetLoweringARM32.h

Index: src/IceTargetLoweringARM32.h
diff --git a/src/IceTargetLoweringARM32.h b/src/IceTargetLoweringARM32.h
index a1f37a639e913437252ddafcc8b6d65b531b36a5..91db6bcf0c53c86761b2dd1aa5ed4fd25b890a74 100644
--- a/src/IceTargetLoweringARM32.h
+++ b/src/IceTargetLoweringARM32.h
@@ -282,10 +282,10 @@ protected:
     assert(Dest != nullptr);
     Context.insert(InstARM32Mov::create(Func, Dest, Src0, Pred));
   }
-  void _mov_nonkillable(Variable *Dest, Operand *Src0,
-                        CondARM32::Cond Pred = CondARM32::AL) {
+  void _mov_redefined(Variable *Dest, Operand *Src0,
+                      CondARM32::Cond Pred = CondARM32::AL) {
     Inst *NewInst = InstARM32Mov::create(Func, Dest, Src0, Pred);
-    NewInst->setDestNonKillable();
+    NewInst->setDestRedefined();
     Context.insert(NewInst);
   }
   /// The Operand can only be a 16-bit immediate or a ConstantRelocatable (with