[wasm] simd scalar lowering F32x4Add and I32x4Add

test/cctest/BUILD.gn

 # 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.
 
 import("../../gni/v8.gni")
 
 v8_executable("cctest") {
   testonly = true
 
   sources = [
@@ skipping 259 matching lines @@
   } else if (v8_current_cpu == "x64") {
     sources += [  ### gcmole(arch:x64) ###
       "test-assembler-x64.cc",
       "test-code-stubs-x64.cc",
       "test-code-stubs.cc",
       "test-code-stubs.h",
       "test-disasm-x64.cc",
       "test-log-stack-tracer.cc",
       "test-macro-assembler-x64.cc",
       "test-run-wasm-relocation-x64.cc",
+      "wasm/test-run-wasm-simd-lowering.cc",
       "wasm/test-run-wasm-simd.cc",
     ]
   } else if (v8_current_cpu == "x87") {
     sources += [  ### gcmole(arch:x87) ###
       "test-assembler-x87.cc",
       "test-code-stubs-x87.cc",
       "test-code-stubs.cc",
       "test-code-stubs.h",
       "test-disasm-x87.cc",
       "test-log-stack-tracer.cc",
@@ skipping 123 matching lines @@
   ]
 
   deps = [
     "../..:v8",
     "../..:v8_libbase",
     "../..:v8_libplatform",
     "//build/config/sanitizers:deps",
     "//build/win:default_exe_manifest",
   ]
 }