[Turbofan] Implement super calls with spread bytecode in assembly code.

src/interpreter/interpreter-assembler.h

 // 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.
 
 #ifndef V8_INTERPRETER_INTERPRETER_ASSEMBLER_H_
 #define V8_INTERPRETER_INTERPRETER_ASSEMBLER_H_
 
 #include "src/allocation.h"
 #include "src/builtins/builtins.h"
 #include "src/code-stub-assembler.h"
@@ skipping 124 matching lines @@
   // |constructor| for the new keyword, but differs for the super
   // keyword.
   compiler::Node* CallConstruct(compiler::Node* constructor,
                                 compiler::Node* context,
                                 compiler::Node* new_target,
                                 compiler::Node* first_arg,
                                 compiler::Node* arg_count,
                                 compiler::Node* slot_id,
                                 compiler::Node* type_feedback_vector);
 
+  compiler::Node* CallConstructWithSpread(compiler::Node* constructor,

[rmcilroy, 2017/01/11 15:24:45]

Please add a comment.

[petermarshall, 2017/01/11 16:50:03]

Done

+                                          compiler::Node* context,
+                                          compiler::Node* new_target,
+                                          compiler::Node* first_arg,
+                                          compiler::Node* arg_count);
+
   // Call runtime function with |arg_count| arguments and the first argument
   // located at |first_arg|.
   compiler::Node* CallRuntimeN(compiler::Node* function_id,
                                compiler::Node* context,
                                compiler::Node* first_arg,
                                compiler::Node* arg_count, int return_size = 1);
 
   // Jump relative to the current bytecode by |jump_offset|.
   compiler::Node* Jump(compiler::Node* jump_offset);
 
@@ skipping 157 matching lines @@
   compiler::Node* stack_pointer_before_call_;
 
   DISALLOW_COPY_AND_ASSIGN(InterpreterAssembler);
 };
 
 }  // namespace interpreter
 }  // namespace internal
 }  // namespace v8
 
 #endif  // V8_INTERPRETER_INTERPRETER_ASSEMBLER_H_