Subzero: Local variable splitting.

src/IceCfgNode.h

 //===- subzero/src/IceCfgNode.h - Control flow graph node -------*- C++ -*-===//
 //
 //                        The Subzero Code Generator
 //
 // This file is distributed under the University of Illinois Open Source
 // License. See LICENSE.TXT for details.
 //
 //===----------------------------------------------------------------------===//
 ///
 /// \file
@@ skipping 58 matching lines @@
   /// \name Access predecessor and successor edge lists.
   /// @{
   const NodeList &getInEdges() const { return InEdges; }
   const NodeList &getOutEdges() const { return OutEdges; }
   /// @}
 
   /// \name Manage the instruction list.
   /// @{
   InstList &getInsts() { return Insts; }
   PhiList &getPhis() { return Phis; }
+  const InstList &getInsts() const { return Insts; }
+  const PhiList &getPhis() const { return Phis; }
   void appendInst(Inst *Instr);
   void renumberInstructions();
   /// Rough and generally conservative estimate of the number of instructions in
   /// the block. It is updated when an instruction is added, but not when
   /// deleted. It is recomputed during renumberInstructions().
   InstNumberT getInstCountEstimate() const { return InstCountEstimate; }
   /// @}
 
   /// \name Manage predecessors and successors.
   /// @{
@@ skipping 52 matching lines @@
   InstNumberT InstCountEstimate = 0; /// rough instruction count estimate
   NodeList InEdges;                  /// in no particular order
   NodeList OutEdges;                 /// in no particular order
   PhiList Phis;                      /// unordered set of phi instructions
   InstList Insts;                    /// ordered list of non-phi instructions
 };
 
 } // end of namespace Ice
 
 #endif // SUBZERO_SRC_ICECFGNODE_H