Allow specifying base offset when constructing Keyed hydrogen instructions

src/arm/lithium-arm.h

 // Copyright 2012 the V8 project authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef V8_ARM_LITHIUM_ARM_H_
 #define V8_ARM_LITHIUM_ARM_H_
 
 #include "hydrogen.h"
 #include "lithium-allocator.h"
 #include "lithium.h"
@@ skipping 1630 matching lines @@
     return hydrogen()->is_fixed_typed_array();
   }
   bool is_typed_elements() const {
     return is_external() || is_fixed_typed_array();
   }
 
   DECLARE_CONCRETE_INSTRUCTION(LoadKeyed, "load-keyed")
   DECLARE_HYDROGEN_ACCESSOR(LoadKeyed)
 
   virtual void PrintDataTo(StringStream* stream) V8_OVERRIDE;
-  uint32_t additional_index() const { return hydrogen()->index_offset(); }
+  uint32_t base_offset() const { return hydrogen()->base_offset(); }
 };
 
 
 class LLoadKeyedGeneric V8_FINAL : public LTemplateInstruction<1, 3, 0> {
  public:
   LLoadKeyedGeneric(LOperand* context, LOperand* object, LOperand* key) {
     inputs_[0] = context;
     inputs_[1] = object;
     inputs_[2] = key;
   }
@@ skipping 554 matching lines @@
   DECLARE_HYDROGEN_ACCESSOR(StoreKeyed)
 
   virtual void PrintDataTo(StringStream* stream) V8_OVERRIDE;
   bool NeedsCanonicalization() {
     if (hydrogen()->value()->IsAdd() || hydrogen()->value()->IsSub() ||
         hydrogen()->value()->IsMul() || hydrogen()->value()->IsDiv()) {
       return false;
     }
     return hydrogen()->NeedsCanonicalization();
   }
-  uint32_t additional_index() const { return hydrogen()->index_offset(); }
+  uint32_t base_offset() const { return hydrogen()->base_offset(); }
 };
 
 
 class LStoreKeyedGeneric V8_FINAL : public LTemplateInstruction<0, 4, 0> {
  public:
   LStoreKeyedGeneric(LOperand* context,
                      LOperand* obj,
                      LOperand* key,
                      LOperand* value) {
     inputs_[0] = context;
@@ skipping 619 matching lines @@
 
   DISALLOW_COPY_AND_ASSIGN(LChunkBuilder);
 };
 
 #undef DECLARE_HYDROGEN_ACCESSOR
 #undef DECLARE_CONCRETE_INSTRUCTION
 
 } }  // namespace v8::internal
 
 #endif  // V8_ARM_LITHIUM_ARM_H_