Another predicate routine

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@76057 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Target/SystemZ/SystemZInstrInfo.h b/lib/Target/SystemZ/SystemZInstrInfo.h
index 2bcdb2e..0ef3ca9 100644
--- a/lib/Target/SystemZ/SystemZInstrInfo.h
+++ b/lib/Target/SystemZ/SystemZInstrInfo.h
@@ -70,6 +70,7 @@
                    unsigned &SrcSubIdx, unsigned &DstSubIdx) const;
   unsigned isLoadFromStackSlot(const MachineInstr *MI, int &FrameIndex) const;
   unsigned isStoreToStackSlot(const MachineInstr *MI, int &FrameIndex) const;
+  bool isInvariantLoad(const MachineInstr *MI) const;
 
   virtual void storeRegToStackSlot(MachineBasicBlock &MBB,
                                    MachineBasicBlock::iterator MI,