[turbofan] Introduce MachineRepresentation to PropertyAccessInfo.

src/compiler/access-info.h

Index: src/compiler/access-info.h
diff --git a/src/compiler/access-info.h b/src/compiler/access-info.h
index 8c49a62c5029c321708fe9ed6da8f3de6732bb9c..68ba66fb2f8739bd0ed02cfd4f53ddd08855b21c 100644
--- a/src/compiler/access-info.h
+++ b/src/compiler/access-info.h
@@ -8,6 +8,7 @@
 #include <iosfwd>
 
 #include "src/field-index.h"
+#include "src/machine-type.h"
 #include "src/objects.h"
 #include "src/zone-containers.h"
 
@@ -68,7 +69,8 @@ class PropertyAccessInfo final {
                                          Handle<Object> constant,
                                          MaybeHandle<JSObject> holder);
   static PropertyAccessInfo DataField(
-      MapList const& receiver_maps, FieldIndex field_index, Type* field_type,
+      MapList const& receiver_maps, FieldIndex field_index,
+      MachineRepresentation field_representation, Type* field_type,
       MaybeHandle<JSObject> holder = MaybeHandle<JSObject>(),
       MaybeHandle<Map> transition_map = MaybeHandle<Map>());
   static PropertyAccessInfo AccessorConstant(MapList const& receiver_maps,
@@ -92,6 +94,9 @@ class PropertyAccessInfo final {
   Handle<Object> constant() const { return constant_; }
   FieldIndex field_index() const { return field_index_; }
   Type* field_type() const { return field_type_; }
+  MachineRepresentation field_representation() const {
+    return field_representation_;
+  }
   MapList const& receiver_maps() const { return receiver_maps_; }
 
  private:
@@ -101,6 +106,7 @@ class PropertyAccessInfo final {
                      Handle<Object> constant, MapList const& receiver_maps);
   PropertyAccessInfo(MaybeHandle<JSObject> holder,
                      MaybeHandle<Map> transition_map, FieldIndex field_index,
+                     MachineRepresentation field_representation,
                      Type* field_type, MapList const& receiver_maps);
 
   Kind kind_;
@@ -109,6 +115,7 @@ class PropertyAccessInfo final {
   MaybeHandle<Map> transition_map_;
   MaybeHandle<JSObject> holder_;
   FieldIndex field_index_;
+  MachineRepresentation field_representation_;
   Type* field_type_;
 };