[wasm] simd scalar lowering F32x4Add and I32x4Add

test/cctest/wasm/test-run-wasm-module-helper.h

Index: test/cctest/wasm/test-run-wasm-module-helper.h
diff --git a/test/cctest/wasm/test-run-wasm-module-helper.h b/test/cctest/wasm/test-run-wasm-module-helper.h
new file mode 100644
index 0000000000000000000000000000000000000000..924f17a409562fb0c357b239a754930aad97591f
--- /dev/null
+++ b/test/cctest/wasm/test-run-wasm-module-helper.h
@@ -0,0 +1,49 @@
+// Copyright 2016 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.
+
+#ifndef V8_TEST_RUN_WASM_MODULE_HELPER_H
+#define V8_TEST_RUN_WASM_MODULE_HELPER_H
+
+#include <stdlib.h>
+#include <string.h>
+
+#include "src/wasm/encoder.h"
+#include "src/wasm/module-decoder.h"
+#include "src/wasm/wasm-js.h"
+#include "src/wasm/wasm-module.h"
+
+#include "test/cctest/cctest.h"
+
+using namespace v8::base;
+using namespace v8::internal;
+using namespace v8::internal::compiler;
+using namespace v8::internal::wasm;
+
+class TestRunWasmModuleHelper {

[bradnelson, 2016/08/31 22:42:08]

Land as a separate refactor (but I think you said you were going to?)

[titzer, 2016/09/05 13:01:45]

I'm not sure we need to extract this out. It shouldn't be necessary to use the
WasmModuleBuilder just to test calls. See for example how test-run-wasm-64.cc
works.

[aseemgarg, 2016/10/10 17:35:17]

removed file. Moved to different test type.

+ public:
+  static void TestModule(Zone* zone, WasmModuleBuilder* builder,
+                         int32_t expected_result) {
+    ZoneBuffer buffer(zone);
+    builder->WriteTo(buffer);
+
+    Isolate* isolate = CcTest::InitIsolateOnce();
+    HandleScope scope(isolate);
+    WasmJs::InstallWasmFunctionMap(isolate, isolate->native_context());
+    int32_t result =
+        testing::CompileAndRunWasmModule(isolate, buffer.begin(), buffer.end());
+    CHECK_EQ(expected_result, result);
+  }
+
+  static void ExportAs(WasmFunctionBuilder* f, const char* name) {
+    f->SetExported();
+    f->SetName(name, static_cast<int>(strlen(name)));
+  }
+
+  static void ExportAsMain(WasmFunctionBuilder* f) {
+    static const char kMainName[] = "main";
+    ExportAs(f, kMainName);
+  }
+};
+
+#endif  // V8_TEST_RUN_WASM_MODULE_HELPER_H