[interpreter] Support for ES6 super keyword.

src/interpreter/bytecode-generator.h

Index: src/interpreter/bytecode-generator.h
diff --git a/src/interpreter/bytecode-generator.h b/src/interpreter/bytecode-generator.h
index db21c6b773ddcff39115960e7bfaf273004163cd..de9f56179abad3b037e7acc67b1867fc973c814b 100644
--- a/src/interpreter/bytecode-generator.h
+++ b/src/interpreter/bytecode-generator.h
@@ -67,7 +67,8 @@ class BytecodeGenerator final : public AstVisitor {
 
   void VisitPropertyLoad(Register obj, Property* expr);
   void VisitPropertyLoadForAccumulator(Register obj, Property* expr);
-
+  void VisitKeyedSuperPropertyLoad(Property* property, Register receiver_out);

[rmcilroy, 2016/02/11 15:25:49]

I think these could do with a comment to specify what is returned in the
accumulator, and that reciever_out is an optional parameter

[oth, 2016/02/12 14:12:53]

Done.

+  void VisitNamedSuperPropertyLoad(Property* property, Register receiver_out);
   void VisitVariableLoad(Variable* variable, FeedbackVectorSlot slot,
                          TypeofMode typeof_mode = NOT_INSIDE_TYPEOF);
   void VisitVariableLoadForAccumulatorValue(
@@ -78,6 +79,14 @@ class BytecodeGenerator final : public AstVisitor {
                                     TypeofMode typeof_mode = NOT_INSIDE_TYPEOF);
   void VisitVariableAssignment(Variable* variable, Token::Value op,
                                FeedbackVectorSlot slot);
+  void BuildKeyedSuperLoad(Register receiver, Register home_object,
+                           Register key);
+  void BuildKeyedSuperStore(Register receiver, Register home_object,
+                            Register key);
+  void BuildNamedSuperLoad(Register receiver, Register home_object,
+                           Handle<Name> name);
+  void BuildNamedSuperStore(Register receiver, Register home_object,
+                            Handle<Name> name);
   void BuildThrowIfHole(Handle<String> name);
   void BuildThrowIfNotHole(Handle<String> name);
   void BuildThrowReassignConstant(Handle<String> name);
@@ -86,6 +95,7 @@ class BytecodeGenerator final : public AstVisitor {
 
   void VisitArgumentsObject(Variable* variable);
   void VisitRestArgumentsArray(Variable* rest);
+  void VisitCallSuper(Call* call);
   void VisitClassLiteralContents(ClassLiteral* expr);
   void VisitClassLiteralForRuntimeDefinition(ClassLiteral* expr);
   void VisitClassLiteralProperties(ClassLiteral* expr, Register literal,