Remove duplicated LChunk code.

src/x64/lithium-x64.h

 // Copyright 2012 the V8 project authors. All rights reserved.
 // Redistribution and use in source and binary forms, with or without
 // modification, are permitted provided that the following conditions are
 // met:
 //
 //     * Redistributions of source code must retain the above copyright
 //       notice, this list of conditions and the following disclaimer.
 //     * Redistributions in binary form must reproduce the above
 //       copyright notice, this list of conditions and the following
 //       disclaimer in the documentation and/or other materials provided
@@ skipping 2160 matching lines @@
   }
 
   LOperand* object() { return inputs_[0]; }
   LOperand* index() { return inputs_[1]; }
 
   DECLARE_CONCRETE_INSTRUCTION(LoadFieldByIndex, "load-field-by-index")
 };
 
 
 class LChunkBuilder;
-class LChunk: public ZoneObject {
+class LChunk: public LChunkBase {
  public:
   LChunk(CompilationInfo* info, HGraph* graph)
-    : spill_slot_count_(0),
-      info_(info),
-      graph_(graph),
-      instructions_(32, graph->zone()),
-      pointer_maps_(8, graph->zone()),
-      inlined_closures_(1, graph->zone()) { }
-
-  void AddInstruction(LInstruction* instruction, HBasicBlock* block);
-  LConstantOperand* DefineConstantOperand(HConstant* constant);
-  Handle<Object> LookupLiteral(LConstantOperand* operand) const;
-  Representation LookupLiteralRepresentation(LConstantOperand* operand) const;
+      : LChunkBase(info, graph) { }
 
   int GetNextSpillIndex(bool is_double);
   LOperand* GetNextSpillSlot(bool is_double);
-
-  int ParameterAt(int index);
-  int GetParameterStackSlot(int index) const;
-  int spill_slot_count() const { return spill_slot_count_; }
-  CompilationInfo* info() const { return info_; }
-  HGraph* graph() const { return graph_; }
-  const ZoneList<LInstruction*>* instructions() const { return &instructions_; }
-  void AddGapMove(int index, LOperand* from, LOperand* to);
-  LGap* GetGapAt(int index) const;
-  bool IsGapAt(int index) const;
-  int NearestGapPos(int index) const;
-  void MarkEmptyBlocks();
-  const ZoneList<LPointerMap*>* pointer_maps() const { return &pointer_maps_; }
-  LLabel* GetLabel(int block_id) const {
-    HBasicBlock* block = graph_->blocks()->at(block_id);
-    int first_instruction = block->first_instruction_index();
-    return LLabel::cast(instructions_[first_instruction]);
-  }
-  int LookupDestination(int block_id) const {
-    LLabel* cur = GetLabel(block_id);
-    while (cur->replacement() != NULL) {
-      cur = cur->replacement();
-    }
-    return cur->block_id();
-  }
-  Label* GetAssemblyLabel(int block_id) const {
-    LLabel* label = GetLabel(block_id);
-    ASSERT(!label->HasReplacement());
-    return label->label();
-  }
-
-  const ZoneList<Handle<JSFunction> >* inlined_closures() const {
-    return &inlined_closures_;
-  }
-
-  void AddInlinedClosure(Handle<JSFunction> closure) {
-    inlined_closures_.Add(closure, zone());
-  }
-
-  Zone* zone() const { return graph_->zone(); }
-
- private:
-  int spill_slot_count_;
-  CompilationInfo* info_;
-  HGraph* const graph_;
-  ZoneList<LInstruction*> instructions_;
-  ZoneList<LPointerMap*> pointer_maps_;
-  ZoneList<Handle<JSFunction> > inlined_closures_;
 };
 
 
 class LChunkBuilder BASE_EMBEDDED {
  public:
   LChunkBuilder(CompilationInfo* info, HGraph* graph, LAllocator* allocator)
       : chunk_(NULL),
         info_(info),
         graph_(graph),
         zone_(graph->zone()),
@@ skipping 146 matching lines @@
 
   DISALLOW_COPY_AND_ASSIGN(LChunkBuilder);
 };
 
 #undef DECLARE_HYDROGEN_ACCESSOR
 #undef DECLARE_CONCRETE_INSTRUCTION
 
 } }  // namespace v8::int
 
 #endif  // V8_X64_LITHIUM_X64_H_