[Interpreter] Move context chain search loop to handler

src/interpreter/bytecode-array-builder.cc

 // Copyright 2015 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.
 
 #include "src/interpreter/bytecode-array-builder.h"
 
 #include "src/globals.h"
 #include "src/interpreter/bytecode-array-writer.h"
 #include "src/interpreter/bytecode-dead-code-optimizer.h"
 #include "src/interpreter/bytecode-label.h"
@@ skipping 252 matching lines @@
 
 BytecodeArrayBuilder& BytecodeArrayBuilder::StoreGlobal(
     const Handle<String> name, int feedback_slot, LanguageMode language_mode) {
   Bytecode bytecode = BytecodeForStoreGlobal(language_mode);
   size_t name_index = GetConstantPoolEntry(name);
   Output(bytecode, UnsignedOperand(name_index), UnsignedOperand(feedback_slot));
   return *this;
 }
 
 BytecodeArrayBuilder& BytecodeArrayBuilder::LoadContextSlot(Register context,
-                                                            int slot_index) {
+                                                            int slot_index,
+                                                            int depth) {
   Output(Bytecode::kLdaContextSlot, RegisterOperand(context),
-         UnsignedOperand(slot_index));
+         UnsignedOperand(slot_index), UnsignedOperand(depth));
   return *this;
 }
 
 BytecodeArrayBuilder& BytecodeArrayBuilder::StoreContextSlot(Register context,
-                                                             int slot_index) {
+                                                             int slot_index,
+                                                             int depth) {
   Output(Bytecode::kStaContextSlot, RegisterOperand(context),
-         UnsignedOperand(slot_index));
+         UnsignedOperand(slot_index), UnsignedOperand(depth));
   return *this;
 }
 
 BytecodeArrayBuilder& BytecodeArrayBuilder::LoadLookupSlot(
     const Handle<String> name, TypeofMode typeof_mode) {
   Bytecode bytecode = (typeof_mode == INSIDE_TYPEOF)
                           ? Bytecode::kLdaLookupSlotInsideTypeof
                           : Bytecode::kLdaLookupSlot;
   size_t name_index = GetConstantPoolEntry(name);
   Output(bytecode, UnsignedOperand(name_index));
@@ skipping 701 matching lines @@
       return Bytecode::kTailCall;
     default:
       UNREACHABLE();
   }
   return Bytecode::kIllegal;
 }
 
 }  // namespace interpreter
 }  // namespace internal
 }  // namespace v8