[turbofan] Introduce new JSConstructWithArrayLike operator.

src/code-factory.cc

Index: src/code-factory.cc
diff --git a/src/code-factory.cc b/src/code-factory.cc
index a12763213a7f6743d0523a5917a0e17fb6bfdbb2..6bda980eafa03c3432aef6c15203280f1e913821 100644
--- a/src/code-factory.cc
+++ b/src/code-factory.cc
@@ -330,6 +330,12 @@ Callable CodeFactory::Construct(Isolate* isolate) {
 }
 
 // static
+Callable CodeFactory::ConstructWithArrayLike(Isolate* isolate) {

[petermarshall, 2017/06/21 08:46:19]

You should be able to use Builtins::CallableFor(masm->isolate(),
Builtins::kConstructWithArrayLike), meaning you don't need to add this
boilerplate in CodeFactory.

[Benedikt Meurer, 2017/06/21 12:05:25]

Done.

+  return Callable(isolate->builtins()->ConstructWithArrayLike(),
+                  ConstructWithArrayLikeDescriptor(isolate));
+}
+
+// static
 Callable CodeFactory::ConstructWithSpread(Isolate* isolate) {
   return Callable(isolate->builtins()->ConstructWithSpread(),
                   ConstructWithSpreadDescriptor(isolate));