Revert of Remove SIMD.js from V8.

test/simdjs/testcfg.py

Index: test/simdjs/testcfg.py
diff --git a/test/simdjs/testcfg.py b/test/simdjs/testcfg.py
new file mode 100644
index 0000000000000000000000000000000000000000..d22368b0a633b5bcc08e28e172d11ab977557322
--- /dev/null
+++ b/test/simdjs/testcfg.py
@@ -0,0 +1,57 @@
+# Copyright 2014 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 os
+import sys
+
+from testrunner.local import testsuite
+from testrunner.objects import testcase
+
+SIMDJS_SUITE_PATH = ["data", "src"]
+
+
+class SimdJsTestSuite(testsuite.TestSuite):
+
+  def __init__(self, name, root):
+    super(SimdJsTestSuite, self).__init__(name, root)
+    self.testroot = os.path.join(self.root, *SIMDJS_SUITE_PATH)
+    self.ParseTestRecord = None
+
+  def ListTests(self, context):
+    tests = [
+      testcase.TestCase(self, 'shell_test_runner'),
+    ]
+    for filename in os.listdir(os.path.join(self.testroot, 'benchmarks')):
+      if (not filename.endswith('.js') or
+          filename in ['run.js', 'run_browser.js', 'base.js']):
+        continue
+      name = filename.rsplit('.')[0]
+      tests.append(
+          testcase.TestCase(self, 'benchmarks/' + name))
+    return tests
+
+  def GetFlagsForTestCase(self, testcase, context):
+    return (testcase.flags + context.mode_flags +
+            [os.path.join(self.root, "harness-adapt.js"),
+             "--harmony", "--harmony-simd",
+             os.path.join(self.testroot, testcase.path + ".js"),
+             os.path.join(self.root, "harness-finish.js")])
+
+  def GetSourceForTest(self, testcase):
+    filename = os.path.join(self.testroot, testcase.path + ".js")
+    with open(filename) as f:
+      return f.read()
+
+  def IsNegativeTest(self, testcase):
+    return False
+
+  def IsFailureOutput(self, testcase):
+    if testcase.output.exit_code != 0:
+      return True
+    return "FAILED!" in testcase.output.stdout
+
+
+def GetSuite(name, root):
+  return SimdJsTestSuite(name, root)