Implement SharedArrayBuffer

src/bootstrapper.cc

Index: src/bootstrapper.cc
diff --git a/src/bootstrapper.cc b/src/bootstrapper.cc
index 786e42be47805d1cc77ae8b16c0e23f2f50ee845..143802a49d477cc5cb4ef4b7433ef1807e3046bb 100644
--- a/src/bootstrapper.cc
+++ b/src/bootstrapper.cc
@@ -1753,6 +1753,7 @@ EMPTY_NATIVE_FUNCTIONS_FOR_FEATURE(harmony_spreadcalls)
 EMPTY_NATIVE_FUNCTIONS_FOR_FEATURE(harmony_destructuring)
 EMPTY_NATIVE_FUNCTIONS_FOR_FEATURE(harmony_object)
 EMPTY_NATIVE_FUNCTIONS_FOR_FEATURE(harmony_spread_arrays)
+EMPTY_NATIVE_FUNCTIONS_FOR_FEATURE(harmony_sharedarraybuffer)
 
 
 void Genesis::InstallNativeFunctions_harmony_proxies() {
@@ -1846,6 +1847,20 @@ void Genesis::InitializeGlobal_harmony_tostring() {
 }
 
 
+void Genesis::InitializeGlobal_harmony_sharedarraybuffer() {
+  if (!FLAG_harmony_sharedarraybuffer) return;
+
+  Handle<JSGlobalObject> global(
+      JSGlobalObject::cast(native_context()->global_object()));
+
+  Handle<JSFunction> shared_array_buffer_fun = InstallFunction(
+      global, "SharedArrayBuffer", JS_ARRAY_BUFFER_TYPE,
+      JSArrayBuffer::kSizeWithInternalFields,
+      isolate()->initial_object_prototype(), Builtins::kIllegal);
+  native_context()->set_shared_array_buffer_fun(*shared_array_buffer_fun);
+}
+
+
 Handle<JSFunction> Genesis::InstallInternalArray(Handle<JSObject> target,
                                                  const char* name,
                                                  ElementsKind elements_kind) {
@@ -2410,6 +2425,8 @@ bool Genesis::InstallExperimentalNatives() {
   static const char* harmony_object_natives[] = {"native harmony-object.js",
                                                  NULL};
   static const char* harmony_spread_arrays_natives[] = {nullptr};
+  static const char* harmony_sharedarraybuffer_natives[] = {
+      "native harmony-sharedarraybuffer.js", NULL};
 
   for (int i = ExperimentalNatives::GetDebuggerCount();
        i < ExperimentalNatives::GetBuiltinsCount(); i++) {