[wasm] Binary 11: AST changes.

src/wasm/wasm-js.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 "src/api.h"
 #include "src/api-natives.h"
 #include "src/assert-scope.h"
 #include "src/ast/ast.h"
 #include "src/ast/scopes.h"
 #include "src/factory.h"
@@ skipping 276 matching lines @@
   Handle<JSObject> wasm_object = factory->NewJSObject(cons, TENURED);
   PropertyAttributes attributes = static_cast<PropertyAttributes>(DONT_ENUM);
   JSObject::AddProperty(global, name, wasm_object, attributes);
 
   // Install functions on the WASM object.
   InstallFunc(isolate, wasm_object, "verifyModule", VerifyModule);
   InstallFunc(isolate, wasm_object, "verifyFunction", VerifyFunction);
   InstallFunc(isolate, wasm_object, "instantiateModule", InstantiateModule);
   InstallFunc(isolate, wasm_object, "instantiateModuleFromAsm",
               InstantiateModuleFromAsm);
+
+  {
+    // Add the Wasm.experimentalVersion property.
+    Handle<String> name = v8_str(isolate, "experimentalVersion");
+    PropertyAttributes attributes =
+        static_cast<PropertyAttributes>(DONT_DELETE | READ_ONLY);
+    Handle<Smi> value = Handle<Smi>(Smi::FromInt(wasm::kWasmVersion), isolate);
+    JSObject::AddProperty(wasm_object, name, value, attributes);
+  }
 }
 
 
 void WasmJs::InstallWasmFunctionMap(Isolate* isolate, Handle<Context> context) {
   if (!context->get(Context::WASM_FUNCTION_MAP_INDEX)->IsMap()) {
     // TODO(titzer): Move this to bootstrapper.cc??
     // TODO(titzer): Also make one for strict mode functions?
     Handle<Map> prev_map = Handle<Map>(context->sloppy_function_map(), isolate);
 
     InstanceType instance_type = prev_map->instance_type();
@@ skipping 10 matching lines @@
     int unused_property_fields = in_object_properties - pre_allocated;
     Handle<Map> map = Map::CopyInitialMap(
         prev_map, instance_size, in_object_properties, unused_property_fields);
 
     context->set_wasm_function_map(*map);
   }
 }
 
 }  // namespace internal
 }  // namespace v8