79 
  80 private:
  81   // Arena to use
  82   Arena *_arena;
  83 
  84   // Control-Flow Graph info
  85   PhaseCFG *_cfg;
  86 
  87   // Register Allocation info
  88   PhaseRegAlloc *_regalloc;
  89 
  90   // Number of nodes in the method
  91   uint _node_bundling_limit;
  92 
  93   // List of scheduled nodes. Generated in reverse order
  94   Node_List _scheduled;
  95 
  96   // List of nodes currently available for choosing for scheduling
  97   Node_List _available;
  98 
  99   // Mapping from node (index) to basic block
 100   Block_Array& _bbs;
 101 
 102   // For each instruction beginning a bundle, the number of following
 103   // nodes to be bundled with it.
 104   Bundle *_node_bundling_base;
 105 
 106   // Mapping from register to Node
 107   Node_List _reg_node;
 108 
 109   // Free list for pinch nodes.
 110   Node_List _pinch_free_list;
 111 
 112   // Latency from the beginning of the containing basic block (base 1)
 113   // for each node.
 114   unsigned short *_node_latency;
 115 
 116   // Number of uses of this node within the containing basic block.
 117   short *_uses;
 118 
 119   // Schedulable portion of current block.  Skips Region/Phi/CreateEx up
 120   // front, branch+proj at end.  Also skips Catch/CProj (same as
 121   // branch-at-end), plus just-prior exception-throwing call.

  79 
  80 private:
  81   // Arena to use
  82   Arena *_arena;
  83 
  84   // Control-Flow Graph info
  85   PhaseCFG *_cfg;
  86 
  87   // Register Allocation info
  88   PhaseRegAlloc *_regalloc;
  89 
  90   // Number of nodes in the method
  91   uint _node_bundling_limit;
  92 
  93   // List of scheduled nodes. Generated in reverse order
  94   Node_List _scheduled;
  95 
  96   // List of nodes currently available for choosing for scheduling
  97   Node_List _available;
  98 



  99   // For each instruction beginning a bundle, the number of following
 100   // nodes to be bundled with it.
 101   Bundle *_node_bundling_base;
 102 
 103   // Mapping from register to Node
 104   Node_List _reg_node;
 105 
 106   // Free list for pinch nodes.
 107   Node_List _pinch_free_list;
 108 
 109   // Latency from the beginning of the containing basic block (base 1)
 110   // for each node.
 111   unsigned short *_node_latency;
 112 
 113   // Number of uses of this node within the containing basic block.
 114   short *_uses;
 115 
 116   // Schedulable portion of current block.  Skips Region/Phi/CreateEx up
 117   // front, branch+proj at end.  Also skips Catch/CProj (same as
 118   // branch-at-end), plus just-prior exception-throwing call.