[Interpreter] Add support for loading from / storing to outer context variables.

src/interpreter/interpreter.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/interpreter.h"
 
 #include "src/code-factory.h"
 #include "src/compiler.h"
 #include "src/compiler/interpreter-assembler.h"
 #include "src/factory.h"
@@ skipping 45 matching lines @@
 #undef GENERATE_CODE
   }
 }
 
 
 bool Interpreter::MakeBytecode(CompilationInfo* info) {
   BytecodeGenerator generator(info->isolate(), info->zone());
   info->EnsureFeedbackVector();
   Handle<BytecodeArray> bytecodes = generator.MakeBytecode(info);
   if (FLAG_print_bytecode) {
-    bytecodes->Print();
+    OFStream os(stdout);
+    os << "Function: " << info->GetDebugName().get() << std::endl;
+    bytecodes->Print(os);
+    os << std::flush;
   }
 
   info->SetBytecodeArray(bytecodes);
   info->SetCode(info->isolate()->builtins()->InterpreterEntryTrampoline());
   return true;
 }
 
 
 bool Interpreter::IsInterpreterTableInitialized(
     Handle<FixedArray> handler_table) {
@@ skipping 990 matching lines @@
 //
 // Return the value in the accumulator.
 void Interpreter::DoReturn(compiler::InterpreterAssembler* assembler) {
   __ Return();
 }
 
 
 }  // namespace interpreter
 }  // namespace internal
 }  // namespace v8