Keyed stores to super where key is a name.

src/full-codegen.h

 // 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.
 
 #ifndef V8_FULL_CODEGEN_H_
 #define V8_FULL_CODEGEN_H_
 
 #include "src/v8.h"
 
 #include "src/allocation.h"
@@ skipping 500 matching lines @@
 
   // Expects the arguments and the function already pushed.
   void EmitResolvePossiblyDirectEval(int arg_count);
 
   // Platform-specific support for allocating a new closure based on
   // the given function info.
   void EmitNewClosure(Handle<SharedFunctionInfo> info, bool pretenure);
 
   // Platform-specific support for compiling assignments.
 
+  // Left-hand side can only be a property, a global or a (parameter or local)
+  // slot.
+  enum LhsKind {

[Igor Sheludko, 2014/10/09 11:07:20]

Since we make the enum "public" maybe "LvalueKind" would be a better name. WDYT?

+    VARIABLE,
+    NAMED_PROPERTY,
+    KEYED_PROPERTY,
+    NAMED_SUPER_PROPERTY,
+    KEYED_SUPER_PROPERTY
+  };
+
+  static LhsKind GetAssignType(Property* property) {
+    if (property == NULL) return VARIABLE;
+    bool super_access = property->IsSuperAccess();
+    return (property->key()->IsPropertyName())
+               ? (super_access ? NAMED_SUPER_PROPERTY : NAMED_PROPERTY)
+               : (super_access ? KEYED_SUPER_PROPERTY : KEYED_PROPERTY);
+  }
+
   // Load a value from a named property.
   // The receiver is left on the stack by the IC.
   void EmitNamedPropertyLoad(Property* expr);
 
   // Load a value from super.named property.
   // Expect receiver ('this' value) and home_object on the stack.
   void EmitNamedSuperPropertyLoad(Property* expr);
 
   // Load a value from super[keyed] property.
   // Expect receiver ('this' value), home_object and key on the stack.
@@ skipping 31 matching lines @@
                                           MemOperand location);
 
   // Complete a named property assignment.  The receiver is expected on top
   // of the stack and the right-hand-side value in the accumulator.
   void EmitNamedPropertyAssignment(Assignment* expr);
 
   // Complete a super named property assignment. The right-hand-side value
   // is expected in accumulator.
   void EmitNamedSuperPropertyStore(Property* prop);
 
+  // Complete a super named property assignment. The right-hand-side value
+  // is expected in accumulator.
+  void EmitKeyedSuperPropertyStore(Property* prop);
+
   // Complete a keyed property assignment.  The receiver and key are
   // expected on top of the stack and the right-hand-side value in the
   // accumulator.
   void EmitKeyedPropertyAssignment(Assignment* expr);
 
   void EmitLoadHomeObject(SuperReference* expr);
 
   void CallIC(Handle<Code> code,
               TypeFeedbackId id = TypeFeedbackId::None());
 
@@ skipping 376 matching lines @@
 
   Address start_;
   Address instruction_start_;
   uint32_t length_;
 };
 
 
 } }  // namespace v8::internal
 
 #endif  // V8_FULL_CODEGEN_H_