[turbofan] First step of Operator refactoring.

src/compiler/simplified-operator.cc

+// 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.
+
+#include "src/compiler/simplified-operator.h"
+#include "src/types-inl.h"
+
+namespace v8 {
+namespace internal {
+namespace compiler {
+
+// static
+bool StaticParameterTraits<FieldAccess>::Equals(const FieldAccess& lhs,
+                                                const FieldAccess& rhs) {
+  return lhs.base_is_tagged == rhs.base_is_tagged && lhs.offset == rhs.offset &&
+         lhs.machine_type == rhs.machine_type && lhs.type->Is(rhs.type);
+}
+
+
+// static
+bool StaticParameterTraits<ElementAccess>::Equals(const ElementAccess& lhs,
+                                                  const ElementAccess& rhs) {
+  return lhs.base_is_tagged == rhs.base_is_tagged &&
+         lhs.header_size == rhs.header_size &&
+         lhs.machine_type == rhs.machine_type && lhs.type->Is(rhs.type);
+}
+
+}  // namespace compiler
+}  // namespace internal
+}  // namespace v8