[turbofan] Avoid unnecessary write barriers and improve code generation.

src/compiler/code-generator.cc

 // Copyright 2013 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/compiler/code-generator.h"
 
 #include "src/address-map.h"
 #include "src/compiler/code-generator-impl.h"
 #include "src/compiler/linkage.h"
 #include "src/compiler/pipeline.h"
@@ skipping 646 matching lines @@
   }
 }
 
 
 void CodeGenerator::MarkLazyDeoptSite() {
   last_lazy_deopt_pc_ = masm()->pc_offset();
 }
 
 
 OutOfLineCode::OutOfLineCode(CodeGenerator* gen)
-    : masm_(gen->masm()), next_(gen->ools_) {
+    : frame_(gen->frame()), masm_(gen->masm()), next_(gen->ools_) {
   gen->ools_ = this;
 }
 
 
 OutOfLineCode::~OutOfLineCode() {}
 
 }  // namespace compiler
 }  // namespace internal
 }  // namespace v8