Split the AST representation of class properties from object properties

src/compiler/ast-graph-builder.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/compiler/ast-graph-builder.h"
 
 #include "src/ast/compile-time-value.h"
 #include "src/ast/scopes.h"
 #include "src/compilation-info.h"
 #include "src/compiler.h"
@@ skipping 1584 matching lines @@
   PrepareEagerCheckpoint(expr->CreateLiteralId());
   Handle<Name> name = isolate()->factory()->prototype_string();
   VectorSlotPair pair = CreateVectorSlotPair(expr->PrototypeSlot());
   Node* prototype = BuildNamedLoad(literal, name, pair);
   PrepareFrameState(prototype, expr->PrototypeId(),
                     OutputFrameStateCombine::Push());
   environment()->Push(prototype);
 
   // Create nodes to store method values into the literal.
   for (int i = 0; i < expr->properties()->length(); i++) {
-    ObjectLiteral::Property* property = expr->properties()->at(i);
+    ClassLiteral::Property* property = expr->properties()->at(i);
     environment()->Push(environment()->Peek(property->is_static() ? 1 : 0));
 
     VisitForValue(property->key());
     Node* name = BuildToName(environment()->Pop(), expr->GetIdForProperty(i));
     environment()->Push(name);
 
     // The static prototype property is read only. We handle the non computed
     // property name case in the parser. Since this is the only case where we
     // need to check for an own read only property we special case this so we do
     // not need to do this for every property.
     if (property->is_static() && property->is_computed_name()) {
       Node* check = BuildThrowIfStaticPrototype(environment()->Pop(),
                                                 expr->GetIdForProperty(i));
       environment()->Push(check);
     }
 
     VisitForValue(property->value());
     Node* value = environment()->Pop();
     Node* key = environment()->Pop();
     Node* receiver = environment()->Pop();
 
     BuildSetHomeObject(value, receiver, property);
 
     switch (property->kind()) {
-      case ObjectLiteral::Property::CONSTANT:
-      case ObjectLiteral::Property::MATERIALIZED_LITERAL:
-      case ObjectLiteral::Property::PROTOTYPE:
-        UNREACHABLE();
-      case ObjectLiteral::Property::COMPUTED: {
+      case ClassLiteral::Property::METHOD: {
         Node* attr = jsgraph()->Constant(DONT_ENUM);
         Node* set_function_name =
             jsgraph()->Constant(property->NeedsSetFunctionName());
         const Operator* op =
             javascript()->CallRuntime(Runtime::kDefineDataPropertyInLiteral);
         Node* call = NewNode(op, receiver, key, value, attr, set_function_name);
         PrepareFrameState(call, BailoutId::None());
         break;
       }
-      case ObjectLiteral::Property::GETTER: {
+      case ClassLiteral::Property::GETTER: {
         Node* attr = jsgraph()->Constant(DONT_ENUM);
         const Operator* op = javascript()->CallRuntime(
             Runtime::kDefineGetterPropertyUnchecked, 4);
         NewNode(op, receiver, key, value, attr);
         break;
       }
-      case ObjectLiteral::Property::SETTER: {
+      case ClassLiteral::Property::SETTER: {
         Node* attr = jsgraph()->Constant(DONT_ENUM);
         const Operator* op = javascript()->CallRuntime(
             Runtime::kDefineSetterPropertyUnchecked, 4);
         NewNode(op, receiver, key, value, attr);
         break;
       }
     }
   }
 
   // Set the constructor to have fast properties.
@@ skipping 2028 matching lines @@
   return name;
 }
 
 
 Node* AstGraphBuilder::BuildToObject(Node* input, BailoutId bailout_id) {
   Node* object = NewNode(javascript()->ToObject(), input);
   PrepareFrameState(object, bailout_id, OutputFrameStateCombine::Push());
   return object;
 }
 
-
 Node* AstGraphBuilder::BuildSetHomeObject(Node* value, Node* home_object,
-                                          ObjectLiteralProperty* property,
+                                          LiteralProperty* property,
                                           int slot_number) {
   Expression* expr = property->value();
   if (!FunctionLiteral::NeedsHomeObject(expr)) return value;
   Handle<Name> name = isolate()->factory()->home_object_symbol();
   VectorSlotPair feedback =
       CreateVectorSlotPair(property->GetSlot(slot_number));
   Node* store = BuildNamedStore(value, name, home_object, feedback);
   PrepareFrameState(store, BailoutId::None(),
                     OutputFrameStateCombine::Ignore());
   return store;
@@ skipping 621 matching lines @@
     // Phi does not exist yet, introduce one.
     value = NewPhi(inputs, value, control);
     value->ReplaceInput(inputs - 1, other);
   }
   return value;
 }
 
 }  // namespace compiler
 }  // namespace internal
 }  // namespace v8