[rename] Rename internal field to embedder field.

src/objects.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/objects.h"
 
 #include <cmath>
 #include <iomanip>
 #include <memory>
 #include <sstream>
@@ skipping 11896 matching lines @@
   return true;
 }
 
 
 bool Map::EquivalentToForNormalization(Map* other,
                                        PropertyNormalizationMode mode) {
   int properties =
       mode == CLEAR_INOBJECT_PROPERTIES ? 0 : other->GetInObjectProperties();
   return CheckEquivalent(this, other) && bit_field2() == other->bit_field2() &&
          GetInObjectProperties() == properties &&
-         JSObject::GetInternalFieldCount(this) ==
-             JSObject::GetInternalFieldCount(other);
+         JSObject::GetEmbedderFieldCount(this) ==
+             JSObject::GetEmbedderFieldCount(other);
 }
 
 
 bool JSFunction::Inlines(SharedFunctionInfo* candidate) {
   DisallowHeapAllocation no_gc;
   if (shared() == candidate) return true;
   if (code()->kind() != Code::OPTIMIZED_FUNCTION) return false;
   DeoptimizationInputData* const data =
       DeoptimizationInputData::cast(code()->deoptimization_data());
   if (data->length() == 0) return false;
@@ skipping 856 matching lines @@
 
     // Create a new map with the size and number of in-object properties
     // suggested by |function|.
 
     // Link initial map and constructor function if the new.target is actually a
     // subclass constructor.
     if (IsDerivedConstructor(function->shared()->kind())) {
       Handle<Object> prototype(function->instance_prototype(), isolate);
       InstanceType instance_type = constructor_initial_map->instance_type();
       DCHECK(CanSubclassHaveInobjectProperties(instance_type));
-      int internal_fields =
-          JSObject::GetInternalFieldCount(*constructor_initial_map);
+      int embedder_fields =
+          JSObject::GetEmbedderFieldCount(*constructor_initial_map);
       int pre_allocated = constructor_initial_map->GetInObjectProperties() -
                           constructor_initial_map->unused_property_fields();
       int instance_size;
       int in_object_properties;
       function->CalculateInstanceSizeForDerivedClass(
-          instance_type, internal_fields, &instance_size,
+          instance_type, embedder_fields, &instance_size,
           &in_object_properties);
 
       int unused_property_fields = in_object_properties - pre_allocated;
       Handle<Map> map =
           Map::CopyInitialMap(constructor_initial_map, instance_size,
                               in_object_properties, unused_property_fields);
       map->set_new_target_is_base(false);
 
       JSFunction::SetInitialMap(function, map, prototype);
       map->SetConstructor(*constructor);
@@ skipping 638 matching lines @@
   if (!script()->IsScript()) return false;
   return !optimization_disabled();
 }
 
 
 int SharedFunctionInfo::SourceSize() {
   return end_position() - start_position();
 }
 
 void JSFunction::CalculateInstanceSizeHelper(InstanceType instance_type,
-                                             int requested_internal_fields,
+                                             int requested_embedder_fields,
                                              int requested_in_object_properties,
                                              int* instance_size,
                                              int* in_object_properties) {
   int header_size = JSObject::GetHeaderSize(instance_type);
-  DCHECK_LE(requested_internal_fields,
+  DCHECK_LE(requested_embedder_fields,
             (JSObject::kMaxInstanceSize - header_size) >> kPointerSizeLog2);
   *instance_size =
       Min(header_size +
-              ((requested_internal_fields + requested_in_object_properties)
+              ((requested_embedder_fields + requested_in_object_properties)
                << kPointerSizeLog2),
           JSObject::kMaxInstanceSize);
   *in_object_properties = ((*instance_size - header_size) >> kPointerSizeLog2) -
-                          requested_internal_fields;
+                          requested_embedder_fields;
 }
 
-
 void JSFunction::CalculateInstanceSize(InstanceType instance_type,
-                                       int requested_internal_fields,
+                                       int requested_embedder_fields,
                                        int* instance_size,
                                        int* in_object_properties) {
-  CalculateInstanceSizeHelper(instance_type, requested_internal_fields,
+  CalculateInstanceSizeHelper(instance_type, requested_embedder_fields,
                               shared()->expected_nof_properties(),
                               instance_size, in_object_properties);
 }
 
-
 void JSFunction::CalculateInstanceSizeForDerivedClass(
-    InstanceType instance_type, int requested_internal_fields,
+    InstanceType instance_type, int requested_embedder_fields,
     int* instance_size, int* in_object_properties) {
   Isolate* isolate = GetIsolate();
   int expected_nof_properties = 0;
   for (PrototypeIterator iter(isolate, this, kStartAtReceiver); !iter.IsAtEnd();
        iter.Advance()) {
     JSReceiver* current = iter.GetCurrent<JSReceiver>();
     if (!current->IsJSFunction()) break;
     JSFunction* func = JSFunction::cast(current);
     SharedFunctionInfo* shared = func->shared();
     expected_nof_properties += shared->expected_nof_properties();
     if (!IsDerivedConstructor(shared->kind())) {
       break;
     }
   }
-  CalculateInstanceSizeHelper(instance_type, requested_internal_fields,
+  CalculateInstanceSizeHelper(instance_type, requested_embedder_fields,
                               expected_nof_properties, instance_size,
                               in_object_properties);
 }
 
 
 // Output the source code without any allocation in the heap.
 std::ostream& operator<<(std::ostream& os, const SourceCodeOf& v) {
   const SharedFunctionInfo* s = v.value;
   // For some native functions there is no source.
   if (!s->HasSourceCode()) return os << "<No Source>";
@@ skipping 5803 matching lines @@
   Isolate* const isolate = GetIsolate();
   if (isolate->IsArrayBufferNeuteringIntact()) {
     isolate->InvalidateArrayBufferNeuteringProtector();
   }
 }
 
 
 void JSArrayBuffer::Setup(Handle<JSArrayBuffer> array_buffer, Isolate* isolate,
                           bool is_external, void* data, size_t allocated_length,
                           SharedFlag shared) {
-  DCHECK(array_buffer->GetInternalFieldCount() ==
-         v8::ArrayBuffer::kInternalFieldCount);
-  for (int i = 0; i < v8::ArrayBuffer::kInternalFieldCount; i++) {
-    array_buffer->SetInternalField(i, Smi::kZero);
+  DCHECK(array_buffer->GetEmbedderFieldCount() ==
+         v8::ArrayBuffer::kEmbedderFieldCount);
+  for (int i = 0; i < v8::ArrayBuffer::kEmbedderFieldCount; i++) {
+    array_buffer->SetEmbedderField(i, Smi::kZero);
   }
   array_buffer->set_bit_field(0);
   array_buffer->set_is_external(is_external);
   array_buffer->set_is_neuterable(shared == SharedFlag::kNotShared);
   array_buffer->set_is_shared(shared == SharedFlag::kShared);
 
   Handle<Object> byte_length =
       isolate->factory()->NewNumberFromSize(allocated_length);
   CHECK(byte_length->IsSmi() || byte_length->IsHeapNumber());
   array_buffer->set_byte_length(*byte_length);
@@ skipping 945 matching lines @@
       // depend on this.
       return DICTIONARY_ELEMENTS;
     }
     DCHECK_LE(kind, LAST_ELEMENTS_KIND);
     return kind;
   }
 }
 
 }  // namespace internal
 }  // namespace v8