[Turbofan] Add CallConstructWithSpread JSOperator.

src/interpreter/bytecode-generator.cc

Index: src/interpreter/bytecode-generator.cc
diff --git a/src/interpreter/bytecode-generator.cc b/src/interpreter/bytecode-generator.cc
index 9469fb58b8b657f7369dde57e3a5b06e070a5752..e78e4b22acff4684f3b1655d5b256dcc7a11fcd1 100644
--- a/src/interpreter/bytecode-generator.cc
+++ b/src/interpreter/bytecode-generator.cc
@@ -2518,8 +2518,8 @@ void BytecodeGenerator::VisitCallSuper(Call* expr) {
     RegisterList args_regs =
         register_allocator()->NewRegisterList(args->length() + 2);
     builder()->MoveRegister(constructor, args_regs[0]);
-    VisitForRegisterValue(super->new_target_var(), args_regs[1]);
     VisitArguments(args, args_regs, 2);

[Benedikt Meurer, 2016/12/11 18:04:07]

You are changing evaluation order here. Can you do that as a separate CL please?
Better keep the simple refactoring and the critical bug fix separate.

+    VisitForRegisterValue(super->new_target_var(), args_regs[1]);
     builder()->NewWithSpread(args_regs);
   } else {
     RegisterList args_regs =