First version of the new generators implementation.

test/cctest/interpreter/test-bytecode-generator.cc

 // 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.
 
 #include <fstream>
 
 #include "src/v8.h"
 
 #include "src/compiler.h"
 #include "src/interpreter/bytecode-array-iterator.h"
@@ skipping 2131 matching lines @@
       "    constructor() { super(); this.y_ = 2; }\n"
       "  }\n"
       "  test = new B().constructor;\n"
       "})();\n",
   };
 
   CHECK_EQ(BuildActual(printer, snippets),
            LoadGolden("ClassAndSuperClass.golden"));
 }
 
+TEST(Generators) {
+  bool old_flag = FLAG_ignition_generators;
+  FLAG_ignition_generators = true;
+
+  InitializedIgnitionHandleScope scope;
+  BytecodeExpectationsPrinter printer(CcTest::isolate(),
+                                      ConstantPoolType::kMixed);
+  printer.set_wrap(false);
+  printer.set_test_function_name("f");
+
+  const char* snippets[] = {
+      "function* f() { }",
+
+      "function* f() { yield 42 }",
+
+      "function* f() { for (let x of [42]) yield x }",
+  };
+
+  CHECK_EQ(BuildActual(printer, snippets), LoadGolden("Generators.golden"));
+
+  FLAG_ignition_generators = old_flag;
+}
+
 }  // namespace interpreter
 }  // namespace internal
 }  // namespace v8