[turbofan] add configuration parameters for register allocator

src/compiler/js-graph.cc

 // Copyright 2014 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/code-stubs.h"
 #include "src/compiler/js-graph.h"
 #include "src/compiler/node-properties-inl.h"
 #include "src/compiler/typer.h"
 
 namespace v8 {
 namespace internal {
 namespace compiler {
 
 Node* JSGraph::ImmovableHeapConstant(Handle<HeapObject> object) {
   Unique<HeapObject> unique = Unique<HeapObject>::CreateImmovable(object);
@@ skipping 184 matching lines @@
       &true_constant_,         &false_constant_,     &null_constant_,
       &zero_constant_,         &one_constant_,       &nan_constant_};
   for (size_t i = 0; i < arraysize(ptrs); i++) {
     if (ptrs[i]->is_set()) nodes->push_back(ptrs[i]->get());
   }
 }
 
 }  // namespace compiler
 }  // namespace internal
 }  // namespace v8