Subzero: Don't bother printing stack/frame ptr as part of LiveIn/LiveOut.

src/IceTargetLoweringARM32.h

Index: src/IceTargetLoweringARM32.h
diff --git a/src/IceTargetLoweringARM32.h b/src/IceTargetLoweringARM32.h
index c8b3c64fa6d2dab77316f236cb82e2d34086939c..7620afd1812c16d063b3e45815c792d1613a7c14 100644
--- a/src/IceTargetLoweringARM32.h
+++ b/src/IceTargetLoweringARM32.h
@@ -74,6 +74,7 @@ public:
     return RegisterAliases[Reg];
   }
   bool hasFramePointer() const override { return UsesFramePointer; }
+  SizeT getStackReg() const override { return RegARM32::Reg_sp; }
   SizeT getFrameOrStackReg() const override {
     return UsesFramePointer ? RegARM32::Reg_fp : RegARM32::Reg_sp;
   }